CN103986099B - Injecting glue packaging line cap wiring construction and on-the-spot injecting glue packaging line cap wiring technique - Google Patents
Injecting glue packaging line cap wiring construction and on-the-spot injecting glue packaging line cap wiring technique Download PDFInfo
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- CN103986099B CN103986099B CN201410214891.0A CN201410214891A CN103986099B CN 103986099 B CN103986099 B CN 103986099B CN 201410214891 A CN201410214891 A CN 201410214891A CN 103986099 B CN103986099 B CN 103986099B
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- heart yearn
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Abstract
The invention discloses and a kind of be capable of conducting wire connector lug anticorrosion, explosion-proof injecting glue packaging line cap wiring construction and on-the-spot injecting glue packaging line cap wiring technique.Described wiring construction includes line cap, A wire and B wire, and described technique comprises the following steps: A, the insulating sheath of the A wire one end that need to dock and B wire one end is respectively peelled off 10 to 15mm；B, A wire and B wire are peelled off that the core of insulating sheath is flush to be closed up, be allowed to mutually link into heart yearn；Then the inner chamber of line cap sealed end is filled insulated enclosure silica gel；D, heart yearn is penetrated in the crimping sleeve of line cap, the 95% of described heart yearn insertion depth >=crimping sleeve length；E, by A wire and B wire from heart yearn hinge joint root separately；Then in line cap, inject insulated enclosure silica gel；F, heart yearn and crimping sleeve are compressed.The wiring construction using above-mentioned technique to be formed connects the connector lug of wire and has preferable anticorrosive property, water proofing property, explosion-proof and shock resistance.
Description
Technical field
The present invention relates to structure and the technique of a kind of wire docking, especially a kind of injecting glue packaging line cap wiring construction and on-the-spot note
Glue packaging line cap wiring technique.
Background technology
Known: line cap wiring is a kind of conventional wire butt-joint process, owing to possessing: easily operate, contact good, shockproof etc.
Advantage, is usually used in the back panel wiring of vibrations equipment.But after the crimping wiring of line cap, owing to line cap tail end externally opens wide, at moist ring
Under border, water can pass through capillarity, immerses along along line cap inwall from line hat brim, when water arrives the conducting position in line cap,
The hot end of electrical body is conducted electricity by water, causes line cap plastic casing charged.Can cause when line cap shell contacts with grounding body
Line insulation declines, and has Danger Electric shock risk when human body touches live line cap.So this kind of line cap wiring construction and line cap wiring
Technique uses in not being suitable for humidity, explosive environments.Especially when terminal is in corrosive atmosphere, there is corrosivity
Liquid or gas can penetrate in line cap, terminal is caused corrosion.But the etch-proof of employing connects in prior art
The end of a thread, its etch-proof technique is implemented the most during fabrication；And cost is high, complex process.
Summary of the invention
The technical problem to be solved is to provide one can anticorrosion；The preferable injecting glue of shockproof properties, explosion-proof encapsulates
Line cap wiring construction.Additionally provide simultaneously a kind of be capable of conducting wire connector lug anticorrosion, explosion-proof and shockproof on-the-spot injecting glue envelope
Wiring cap wiring technique.
The technical solution adopted for the present invention to solve the technical problems is: injecting glue packaging line cap wiring construction, leads including line cap, A
Line, B wire, described line cap has blind head section and afterbody；It is provided with crimping sleeve in described blind head section；Described A wire one
The insulating sheath of end peels off 10～15mm, and the insulating sheath of described B wire one end peels off 10～15mm；Described A wire is peelled off absolutely
The core of one end that insulating sheath peelled off by the core of one end of edge sheath and B wire is flush to be closed up, and mutually links into heart yearn；Described
Heart yearn inserts in crimping sleeve；Insulated enclosure silica gel all it is filled with in the described inner chamber of the blind head section of line cap and the inner chamber of afterbody；Institute
State crimping sleeve and compress heart yearn.
Further, described heart yearn penetrates into the length in crimping sleeve more than or equal to the 95% of crimping sleeve length.
Preferred described heart yearn is twisted shape.
Owing to being provided with insulated enclosure silica gel in using this injecting glue packaging line online cap of cap wiring construction, the terminating wire therefore formed
Head has relatively high leakproofness and insulating properties, therefore possesses anticorrosion and water resistance, uses in a humidity environment, it is possible to decrease
Line failure, it is ensured that system is properly functioning；The most also can avoid because terminals are exposed and oxidized, prevent from being corroded.By
After insulated enclosure silica gel hardens, cementability is strong, good toughness, therefore uses the wiring that this kind of injecting glue packaging line cap wiring construction is formed
Head explosion-proof and shock resistance are good.
Present invention also offers a kind of on-the-spot injecting glue packaging line cap wiring technique, comprise the following steps:
A, the insulating sheath that first A wire need to dock one end and B wire need to dock the insulating sheath of one end respectively peels off 10～15mm；
B, the core that A wire is peelled off insulating sheath and B wire peel off that the core of insulating sheath is flush to be closed up, and are allowed to mutually link
Become heart yearn；In line cap, inject insulated enclosure silica gel, until insulated enclosure silica gel is full of the inner chamber of the blind head section of line cap, stop note
Glue；
C, the heart yearn linked penetrating the crimping sleeve of the blind head section being positioned at line cap, described heart yearn penetrates in crimping sleeve
Length is more than or equal to the 95% of crimping sleeve length；
D, by A wire and B wire from heart yearn hinge joint root separately；In line cap, inject insulated enclosure silica gel the most again, work as injection
During trailing edge 2～4mm of the liquid level range line cap of the insulated enclosure silica gel in line cap, stop injecting glue；
E, heart yearn and crimping sleeve are compressed.
Further, insulated enclosure silica gel described in step B and step D meets claimed below: adaptive temperature is-60 DEG C～280
DEG C, surface drying time is less than 5min, and firm time is less than 24h, dielectric breakdown strength >=28KV/mm, tensile strength >=3.14MPa,
Shear bond strength >=0.51MPa；Flame retardant rating is UL94-V2.
Further, when step D injects insulated enclosure silica gel in line cap, use glue rifle injecting glue, first to line cap inner chamber
Innermost layer injecting glue, then the rifle head of glue rifle gradually exits to line cap afterbody along spiral path, until injecting glue terminates.
The invention has the beneficial effects as follows: a kind of injecting glue packaging line cap wiring construction that the present invention provides, owing to using this structure online
Being provided with insulated enclosure silica gel in cap, the conducting wire connector lug therefore formed has relatively high leakproofness and insulating properties, anticorrosive property,
Water proofing property, explosion-proof and shock resistance are good.A kind of on-the-spot injecting glue packaging line cap wiring technique that the present invention provides, should owing to using
The conducting wire connector lug of technique manufacture has relatively high leakproofness and insulating properties, therefore possesses anticorrosion and water resistance, in humidity
Use under environment, it is possible to decrease line failure, it is ensured that system is properly functioning；The most also can avoid because connecing end exposed and oxidized,
Prevent from being corroded.Use on-the-spot injecting glue packaging line cap wiring technique wiring, be suitable for using, in accident under pollution, explosive environments
Place occurred frequently and other flame proection such as Explosion-proof host, explosion-proof tank etc. with the use of, the double shielding great thing of containment can be formed
Therefore occur.The mechanical strength using the connector lug that this technique formed is high, improves the shock resistance of connector lug.This wiring technique simultaneously,
Processing step is simple, easy to operate, it is simple to execute-in-place；Selected all kinds of material low costs in technical process, thus be conducive to fall
Low wiring cost.
Accompanying drawing explanation
Fig. 1 is A wire and B wire spliced line cap schematic diagram in the embodiment of the present invention；
Figure indicates: 1-A wire, 2-B wire, 3-heart yearn, 4-crimping sleeve, 5-insulated enclosure silica gel, 6-line cap, 61-
Blind head section, 62-afterbody.
Detailed description of the invention
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
As it is shown in figure 1, injecting glue packaging line cap wiring construction of the present invention, including line cap 6, A wire 1, B wire 2,
Described line cap 6 has blind head section 61 and afterbody 62；It is provided with crimping sleeve 4 in described blind head section 61；Described A wire 1
The insulating sheath of one end peels off 10～15mm, and the insulating sheath of described B wire 2 one end peels off 10～15mm；Described A wire 1
Peel off the core of one end of insulating sheath and the core of the one end that insulating sheath peelled off by B wire 2 is flush closes up, mutually link into core
Line 3；Described heart yearn 3 inserts in crimping sleeve 4；In the described inner chamber of the blind head section of line cap 6 61 and the inner chamber of afterbody 62 all
It is filled with insulated enclosure silica gel 5；Described crimping sleeve 4 compresses heart yearn 3.
The blind head section 61 of described line cap 6 refers to one section of its end-enclosed that on line cap 6, diameter is less, and line cap 6 has the one of opening
End is the afterbody 62 of line cap 6.
Injecting glue packaging line cap wiring construction of the present invention, utilizes existing line cap 6, is connected by A wire 1 and B wire 2
After, it is filled with insulated enclosure silica gel 5 in online cap 6 so that the terminals that A wire 1 and B wire 2 is formed after connecting have
Well sealing, anticorrosive property is good.Owing to having good sealing, therefore terminals has preferable water proofing property.Pass
The wire docking structure of system, simply uses line cap 6 to be docked by A wire 1 and B wire 2.Can not be to A wire 1 and B wire
The heart yearn 3 that 2 one end peelling off insulating sheath are formed seals；Therefore sealing is low, and anticorrosive property is poor, and water proofing property is poor.
Due to the connector lug good airproof performance using above-mentioned wiring construction to be formed, having anticorrosive property, shock resistance, explosion-proof are good, therefore fit
It is combined under pollution, explosive environments use, joins with other flame proection such as Explosion-proof host, explosion-proof tank etc. in accident place occurred frequently
Close and use, double shielding containment major accident can be formed and occur.
Owing to insulated enclosure silica gel 5 has toughness, can play bonding effect, therefore insulated enclosure silica gel 5 is by A wire simultaneously
The heart yearn 3 that 1 and B wire 2 is formed forms the connector of wire in sealing online cap 6.Therefore insulated enclosure silica gel 5 is to heart yearn 3
Having carried out good sealing, connector lug has preferable anticorrosive property, water proofing property, shock resistance and explosion-proof performance.
In order to avoid heart yearn 3 skids off in crimping sleeve 4.Described A wire 1 needs the insulating sheath of one end of docking and B to lead
Line 2 need to dock the insulating sheath of one end respectively peels off 10～15mm；Described heart yearn 3 penetrate into length in crimping sleeve 4 more than or
Person is equal to the 95% of crimping sleeve 4 length.Described heart yearn 3 penetrates into the length in crimping sleeve 4 more than or equal to pressure welding case
The 95% of pipe 4 length refers to that, when heart yearn 3 is positioned at crimping sleeve 4, the heart yearn length that heart yearn 3 is positioned at crimping sleeve 4 is big
In or equal to the 95% of crimping sleeve 4 length, heart yearn 3 one end can also be through crimping sleeve 4 and extend pressure welding case simultaneously
Pipe 4.
So that the connection of A wire 1 and B wire 2 is more stable, turn on more stable.Described heart yearn 3 is twisted shape.
Peel off one end of insulating sheath due to A wire 1 and B wire 2 and form twisted shape when closing up hinge joint, so that A leads
The core of line 1 and the core stable connection of B wire 2, conduction is good.
The on-the-spot injecting glue packaging line cap wiring technique that injecting glue packaging line cap wiring construction as shown in Figure 1 uses, comprises the following steps:
A, the insulating sheath that first A wire 1 need to be docked one end and B wire 2 need to dock the insulating sheath of one end respectively peel off 10～
15mm；
B, the core that A wire 1 is peelled off insulating sheath and B wire 2 peel off that the core of insulating sheath is flush to be closed up, and are allowed to mutual
Link into heart yearn 3；Insulated enclosure silica gel 5 is injected, until insulated enclosure silica gel 5 is full of the blind head section of line cap 6 in line cap 6
The inner chamber of 61, stops injecting glue；
C, the heart yearn 3 linked penetrating the crimping sleeve 4 of the blind head section 61 being positioned at line cap 6, described heart yearn 3 penetrates into
Length in crimping sleeve 4 is more than or equal to the 95% of crimping sleeve 4 length；
D, A wire 1 and B wire 2 is linked root separately from heart yearn 3；Insulated enclosure silica gel is injected the most again in line cap 6
5, when afterbody 62 edge 2～4mm of the liquid level range line cap 6 of the insulated enclosure silica gel 5 being injected in line cap 6, stop note
Glue；
E, heart yearn 3 is compressed with crimping sleeve 4.
In step A wire 1 need to be docked the insulating sheath of one end and B wire 2 need to dock the insulating sheath of one end and each shells
Go 10～15mm；Core is exposed in the butt end making A wire and B wire, and the docking for A wire 1 and B wire 2 is prepared.
In stepb A wire 1 is peelled off the core of insulating sheath and B wire 2 peels off that the core of insulating sheath is flush to be closed up,
It is allowed to mutually link into heart yearn 3；Thus ensure that and A wire 1 is connected with B wire 2 joint Stability Analysis of Structures simultaneously, it is difficult to
Separated.In line cap 6 inject insulated enclosure silica gel 5, until insulated enclosure silica gel 5 be full of in the blind head section of line cap 6 61 interior
Chamber, stops injecting glue；Inner chamber between the blind head section of line cap 6 61 and crimping sleeve 4 is completely filled.The blind head section of line cap 6
61 refer to a section and its end part seal that on line cap 6, diameter is less, and line cap 6 has the afterbody that one end is line cap 6 62 of opening.
In step C, the heart yearn 3 linked is penetrated the crimping sleeve 4 of the blind head section 61 being positioned at line cap 6, described heart yearn 3
Penetrate into the length in crimping sleeve 4 more than or equal to the 95% of crimping sleeve 4 length；So that the heart yearn 3 linked
Penetrating in crimping sleeve 4, in order to avoid heart yearn 3 skids off when compressing in crimping sleeve 4, the most described heart yearn 3 penetrates
Length in crimping sleeve 4 is more than or equal to the 95% of crimping sleeve 4 length.Described heart yearn 3 penetrates into crimping sleeve 4
Interior length refers to when heart yearn 3 is positioned at crimping sleeve 4 more than or equal to the 95% of crimping sleeve 4 length, heart yearn 3
Heart yearn length in crimping sleeve 4 is more than or equal to the 95% of crimping sleeve 4 length, and heart yearn 3 one end can also be worn simultaneously
Cross crimping sleeve 4 and extend crimping sleeve 4.
In step D A wire 1 and B wire 2 is linked root separately from heart yearn 3；Thus avoid A wire 1 and B and lead
Between two wires, form induced-current after line 2 energising, affect stablizing of electric current in A wire 1 and B wire 2.The most again
Glue rifle is used to inject insulated enclosure silica gel 5, the liquid level distance of the insulated enclosure silica gel 5 in being injected into line cap 6 in line cap 6
During line cap 6 afterbody 62 edge 2～4mm, stop injecting glue.By insulated enclosure silica gel 5, heart yearn 3 fully sealed online cap 6
In so that heart yearn 3 completely cuts off completely with the external world；Thus play waterproof, etch-proof effect.Insulated enclosure silica gel 5 is injected into
Liquid level range line cap 6 afterbody 62 edge 2～4mm of insulated enclosure silica gel 5 is to prevent by heart yearn 3 and crimping sleeve 4
Insulated enclosure silica gel 5 during compression, in extruding crimping sleeve 4 so that insulated enclosure silica gel 5 overflows line cap 6, causes waste.
From heart yearn 3, A wire 1 and B wire 2 is linked root is separately to allow insulated enclosure silica gel 5 be combined with wire insulating sheath
Closely, very close to each other drum will not be formed.Described heart yearn 3 links root and refers to that insulating sheath peelled off by A wire 1 and B wire 2
Core formed heart yearn 3 time, the position that insulating sheath part is connected do not peelled off with core 3 by A wire 1 and B wire.
Heart yearn 3 is compressed by step E with crimping sleeve 4.So that line cap 6 is in the wiring of A wire 1 and B wire 2
Connect more stable on head, improve shock resistance.
On-the-spot injecting glue packaging line cap wiring technique of the present invention, utilizes existing line cap 6, by injecting absolutely in line cap 6
Edge seals the related process of silica gel 5 so that the connector lug that A wire 1 and B wire 2 is formed after connecting has good sealing,
Anticorrosive property is good.Owing to having good sealing, therefore connector lug has preferable water proofing property.Above-mentioned on-the-spot injecting glue packaging line
Cap wiring technique is owing to being to add to line cap in traditional technical process utilizing line cap 6 to dock A wire 1 and B wire 2
The technique injecting insulated enclosure silica gel 5 in 6, is therefore applicable to field fabrication；Can the most directly carry out.
Traditional wire butt-joint process scheme uses the joint after being linked by wire, is wound around parcel with insulating tape, and sealing effectiveness is poor,
Easy to fall off.In order to realize connector lug, there is anticorrosion, need to carry out the PROCESS FOR TREATMENT of complexity so that be wound around parcel with insulating tape
Connector lug there is Corrosion Protection.The on-the-spot injecting glue packaging line cap wiring technique of the present invention, by injecting absolutely in Wire crimping cap 6
Edge seals silica gel 5, makes exposed twist joint thoroughly be hedged off from the outer world, and defines with terminal after insulated enclosure silica gel 5 hardening
One entirety, therefore, connector lug has preferable anticorrosive property, water proofing property, shock resistance and explosion-proof performance.
Core and the B wire 2 of insulating sheath peelled off by A wire 1 by above-mentioned on-the-spot injecting glue packaging line cap wiring technique in stepb
Peel off that the core of insulating sheath is flush to be closed up, be allowed to mutually link into heart yearn 3；So that A wire 1 and B wire
Stable connection, conducting is stable.In line cap 6, insulated enclosure silica gel 5 it is filled with twice respectively in step B and step D.?
Injecting insulated enclosure silica gel 5 in step B is to get rid of the air in blind head section 61 inner chamber of line cap 6, preventing in step D
When injecting insulated enclosure silica gel 5 in line cap 6, the air in line cap 6 blind head section 61 inner chamber is insulating during discharging
Bubble is formed in sealing silica gel 5.Thus affect insulated enclosure silica gel 5 by complete for heart yearn 3 airtight online cap 6, destroy and seal
Effect and insulation effect.Owing to insulated enclosure silica gel 5 has toughness after curing, bonding effect can be played, the most simultaneously
Edge seals in the heart yearn 3 that A wire 1 and B wire 2 is formed seals after silica gel 5 hardens online cap 6 the connection end forming wire.
Insulated enclosure silica gel 5 has carried out good sealing to heart yearn 3, thus connector lug has preferable anticorrosive property, water proofing property, resists
Pinking and explosion-proof performance.
In order to adapt to different environment, make connector lug good sealing effect after A wire and B wire 2 docking simultaneously, improve anticorrosion
Erosion property, improves the mechanical performance of connector lug, improves shock resistance.Further, insulated enclosure described in step B and step D
Silica gel 5 meets claimed below: adaptive temperature is-60 DEG C～280 DEG C, and surface drying time is less than 5min, and firm time is less than 24h,
Dielectric breakdown strength >=28KV/mm, tensile strength >=3.14MPa, shear bond strength >=0.51MPa；Flame retardant rating is
UL94-V2。
Described UL94-V2 concrete meaning is: UL94 is a kind of index representing plastics " anti-flammability ".By fire proofing is tried
Sample carries out test and obtains flame retardant rating.The test method of test flame retardant rating is for be suspended vertically sample.Spread de-in lower section
Fat is continuous.Then burner flame is adjusted to blue and 20mm length.Roast 10 seconds with fire endurance period.Make sample and burner nozzle
Keep the spacing of 10mm.Remove burner after 10 seconds, and record the burning time (burning for the first time) of sample from now on.
After burning terminates, again roast 10 seconds and record burning time (second time burning) with flame.After burning terminates, record is from now
Play the time (the most red-hot time) of complete blackening until red heat dissipates.Combustion parts to be checked whether local fall and
Whether the degreasing silk floss that lower section is laid burns (referred to as dripping burning).UL94-V2 refers to select 5 every, sample samples to carry out twice
Burning is tested, and the time of every sample burning for the first time and second time burning is all within 30 seconds；The burning time of the 2nd time
+ red-hot the time is within 60 seconds；The total time of 5 sample burnings for the first time and second time burning is within 250 seconds；Can carry out
Drippage burning.
Insulated enclosure silica gel 5 adaptive temperature enables to this kind of technique for-60 DEG C～280 DEG C and goes for various working environments
In.Insulated enclosure silica gel 5 surface drying time is less than 5min, it can be ensured that insulated enclosure in the online cap 6 of insulated enclosure silica gel 5
Silica gel 5 surface rapid draing, it is to avoid air enters insulated enclosure silica gel 5 and is internally formed bubble.When insulated enclosure silica gel 5 hardens
Between less than 24h so that insulated enclosure silica gel 5 can harden within a short period of time so that the connector lug that line cap 6 is formed exists
Reach the state fully sealed in short period, prevent pollutant from penetrating in line cap 6.Insulated enclosure silica gel 5 insulation breakdown is strong
Degree >=28KV/mm, thus the insulating properties forming connector lug after ensure that insulated enclosure silica gel 5 solidification are preferable.Insulated enclosure silica gel
5 tensile strength >=3.14MPa, shear bond strength >=0.51MPa；Can ensure that the machine of connector lug after insulated enclosure silica gel 5 solidification
Tool performance, improves shock resistance, explosion-proof performance.The flame retardant rating of insulated enclosure silica gel 5 is UL94-HB；Thus ensure connector lug
There is certain fire protecting performance.By using the insulated enclosure silica gel 5 of above-mentioned performance can improve by on-the-spot injecting glue packaging line cap
The sealing effectiveness of the conducting wire connector lug that wiring technique is formed, improves the shock resistance of connector lug, improves the anticorrosive property of connector lug.Keep away
Exempt from the oxidized corrosion of line cap 6 internal core wire 3, it is to avoid penetrate into conducting liquid in line cap 6, cause line cap 6 charged initiation security incident.
In order to avoid in line cap 6 inject insulated enclosure silica gel 5 in be formed without bubble, affect whole connector lug sealing and
Anti-corrosion capability.When step D injects insulated enclosure silica gel 5 in line cap 6, use glue rifle injecting glue, first in line cap 6
The innermost layer injecting glue in chamber, then the rifle head of glue rifle gradually exits to line cap 6 afterbody 62 along spiral path, until injecting glue terminates.
First note the innermost layer of line cap 6 inner chamber, be so that also underfill is insulated close in the online cap of air 6 of line cap 6 innermost layer
Just it is discharged during envelope silica gel 5, it is to avoid in insulated enclosure silica gel 5, when air is discharged, form bubble.The rifle head of glue rifle is along spiral road
Footpath is gradually exited to line cap 6 afterbody 62.The insulated enclosure silica gel 5 injected in making line cap 6 is uniformly distributed in all directions.
Air in line cap 6 is discharged and insulated enclosure silica gel 5 enters and carries out simultaneously, it is to avoid air passes from insulated enclosure silica gel 5,
Insulated enclosure silica gel 5 is internally formed bubble.
Embodiment
Use line cap 6 and the line cap 6 classes of insulation >=500V of PA66 manufacture；Adaptive temperature-40 DEG C～200 DEG C, flame retardant rating
For UL94-V0.Use above-mentioned line cap 6 to carry out on-the-spot injecting glue packaging line cap wiring technique to comprise the following steps:
A, the insulating sheath that first A wire 1 need to dock one end and B wire 2 need to dock the insulating sheath of one end respectively peels off 13mm；
B, the core that A wire 1 is peelled off insulating sheath and B wire 2 peel off that the core of insulating sheath is flush to be closed up, and are allowed to mutual
Link into heart yearn 3；Insulated enclosure silica gel 5 is injected, until insulated enclosure silica gel 5 is full of crimping sleeve in line cap 6 in line cap 6
Inner chamber between 4 and the blind head section of line cap 6 61, stops injecting glue；
C, the heart yearn 3 linked penetrating the crimping sleeve 4 of the blind head section 61 being positioned at line cap 6, described heart yearn 3 penetrates into
Length in crimping sleeve 4 is more than or equal to the 95% of crimping sleeve 4 length；
D, A wire 1 and B wire 2 is linked root from heart yearn 3 separate 3mm；Then re-use glue rifle to inject in line cap 6
Insulated enclosure silica gel 5, first note line cap 6 inner chamber innermost layer, then the rifle head of glue rifle along spiral path gradually to line cap 6 afterbody
62 exit；As the liquid level range line cap 6 afterbody 62 edge 3mm of the insulated enclosure silica gel 5 being injected in line cap 6, stop
Injecting glue；
E, the use special Press Plier of line cap 6, compress heart yearn 3 with crimping sleeve 4.
Above-mentioned on-the-spot injecting glue packaging line cap wiring technique is used to be obtained in that connecing of injecting glue packaging line cap wiring construction as shown in Figure 1
The end of a thread.Injecting glue packaging line cap wiring construction, including line cap 6, A wire 1, B wire 2, described line cap 6 has blind head section 61
And afterbody 62；It is provided with crimping sleeve 4 in described blind head section 61；The insulating sheath of described A wire 1 one end peel off 10～
15mm, the insulating sheath of described B wire 2 one end peels off 10～15mm；The line of one end of insulating sheath peelled off by described A wire 1
The core of one end that insulating sheath peelled off by core and B wire 2 is flush to be closed up, and mutually links into heart yearn 3；Described heart yearn 3 inserts pressure
In female connector pipe 4；Insulated enclosure silica gel 5 all it is filled with in the described inner chamber of the blind head section of line cap 6 61 and the inner chamber of afterbody 62；
Described crimping sleeve 4 compresses heart yearn 3；Described heart yearn 3 penetrates into the length in crimping sleeve 4 more than or equal to crimping sleeve 4
The 95% of length.
Above-mentioned process program can use different insulative seal silica gel 5 and obtain the connector lug that A wire 1 and B wire 2 is formed.
Insulated enclosure silica gel 5 meets claimed below: adaptive temperature is-60 DEG C～280 DEG C, and surface drying time is less than 5min, during hardening
Between less than 24h, dielectric breakdown strength >=28KV/mm, tensile strength >=3.14MPa, shear bond strength >=0.51MPa；Fire-retardant
Grade is UL94-V2.
One of which variable is the most only analyzed by the method using control variables.
The performance such as following table of the connector lug that use different insulative sealing silica gel 5 obtains:
Table 1
Continued 1
It can be seen that insulated enclosure silica gel 5 shock resistance of serial number 1,2,3, water proofing property, anticorrosive property from above-mentioned table 1
And explosion-proof performance is preferable.And the insulated enclosure silica gel 5 of Serial No. 4 due to surface drying time more than 5min therefore at it
During injecting glue, insulated enclosure silica gel 5 is internal easily forms drum, and surface drying time the longest insulated enclosure silica gel 5 is internal more to be held
Being easily formed drum, reduce sealing, shock resistance, water proofing property, anticorrosive property and explosion-proof performance are poor.Therefore insulated enclosure
The surface drying time of silica gel 5 is preferably less than 5min.
From above-mentioned table 1 it can be seen that insulated enclosure silica gel 5 shock resistance of serial number 5,6, water proofing property, anticorrosive property and
Explosion-proof performance is preferable.Insulated enclosure silica gel 5 firm time of serial number 7 is 24 hours, fully hardened at insulated enclosure silica gel 5
When forming sealing, penetrating into minimal amount of dusty gas, liquid in connector lug, heart yearn is by slight corrosion.Serial number 8 exhausted
Due to firm time more than 24h therefore edge seals silica gel 5, when the most fully hardened formation of insulated enclosure silica gel 5 seals, and air
In part steam and other liquid, gaseous matter will to penetrate into line cap 6 internal.It will thus be seen that serial number 8 is exhausted
It is longer than fully hardened time of the insulated enclosure silica gel 5 of sequence number 7 that edge seals silica gel 5, and the pollutant penetrated in the end of a thread is many.Cause
The longest polluter penetrated in line cap 6 of this firm time is the most.Heart yearn 3 holds corrosion-vulnerable；Anticorrosive property is poor.Cause
The firm time of this insulated enclosure silica gel 5 is preferably less than 24h.
Owing to connector lug needs to adapt to different voltage, the wiring voltage of general A wire 1 and B wire 2 is more than 28KV,
When A wire 1 is identical with the resistance connected on B wire 2, voltage relative when A wire 1 is bigger with charged electric current in B wire 2
Higher and the most breakdown time insulated enclosure silica gel 5 dielectric breakdown strength is relatively low.Insulated enclosure silica gel 5 dielectric breakdown strength is higher,
Bigger breakdown voltage can be born；Conduct electricity safer, be conducive to improving security performance.Therefore insulated enclosure silica gel 5 insulate
Breakdown strength >=28KV/mm.
Maximum pull size owing to being the most generally subject at connector lug is 3MPA, therefore insulated enclosure silica gel
When 5 tensile strength are less, being easily pulled off, bad mechanical property, toughness is poor.When insulated enclosure silica gel 5 tensile strength is bigger,
Its good mechanical property, good toughness；Therefore shock resistance, explosion-proof is preferable.Therefore insulated enclosure silica gel 5 tensile strength preferably >=
3.14MPa。
Maximum shear stress size owing to being the most generally subject at connector lug is 0.5MPA, therefore insulated enclosure
Silica gel 5 shear bond strength is less to be easily pulled off, bad mechanical property, and toughness is poor.Insulated enclosure silica gel 5 shear bond is strong
Degree its good mechanical property relatively big, good toughness；Therefore shock resistance, explosion-proof is preferable.Therefore the shear bond of insulated enclosure silica gel 5
Intensity preferably >=0.51MPa.
Have highly denser by above-described embodiment seeing as the conducting wire connector lug using on-the-spot injecting glue packaging line cap wiring technique manufacture
Envelope property and insulating properties, therefore possess anticorrosion and water resistance, use in a humidity environment, it is possible to decrease line failure,
Guarantee system is properly functioning；The most also can avoid because terminals are exposed and oxidized, prevent from being corroded.Use on-the-spot injecting glue encapsulation
Line cap wiring technique wiring, is suitable for using under pollution, explosive environments, in accident place occurred frequently with other flame proection such as
Explosion-proof host, explosion-proof tank etc. with the use of, can be formed double shielding containment major accident occur.Use the wiring that this technique is formed
The mechanical strength of head is high, improves the shock resistance of connector lug.This wiring technique simultaneously, processing step is simple, easy to operate, just
In execute-in-place；Selected all kinds of material low costs in technical process, thus advantageously reduce wiring cost.
Claims (3)
1. injecting glue packaging line cap wiring technique, it is characterised in that comprise the following steps:
A, the insulating sheath that A wire (1) first need to dock one end and B wire (2) need to dock the insulating sheath of one end respectively to be shelled
Go 10～15mm；
B, the core that A wire (1) is peelled off insulating sheath and B wire (2) peel off that the core of insulating sheath is flush to be closed up, and make
Mutually link into heart yearn (3)；Insulated enclosure silica gel (5) is injected, until insulated enclosure silica gel (5) fills in line cap (6)
The inner chamber of the blind head section (61) of full line cap (6), stops injecting glue；
C, the heart yearn (3) linked is penetrated the crimping sleeve (4) of the blind head section (61) being positioned at line cap (6), described
Heart yearn (3) penetrates into the length in crimping sleeve (4) more than or equal to the 95% of crimping sleeve (4) length；
D, by A wire (1) and B wire (2) from heart yearn (3) hinge joint root separately；Inject in line cap (6) the most again
Insulated enclosure silica gel (5), the afterbody of liquid level range line cap (6) of the insulated enclosure silica gel (5) in being injected into line cap (6)
(62), during edge 2～4mm, injecting glue is stopped；
E, heart yearn (3) and crimping sleeve (4) are compressed.
2. injecting glue packaging line cap wiring technique as claimed in claim 1, it is characterised in that: described in step B and step D
Insulated enclosure silica gel (5) meets claimed below: adaptive temperature is-60 DEG C～280 DEG C, and surface drying time is less than 5min, firmly
The change time is less than 24h, dielectric breakdown strength >=28KV/mm, tensile strength >=3.14MPa, shear bond strength >=0.51MPa；Resistance
Combustion grade is UL94-V2.
3. injecting glue packaging line cap wiring technique as claimed in claim 1, it is characterised in that: in step D in line cap (6)
When injecting insulated enclosure silica gel (5), use glue rifle injecting glue, first to the innermost layer injecting glue of line cap (6) inner chamber, then glue rifle
Rifle head gradually exit to line cap (6) afterbody (62) along spiral path, until injecting glue terminates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214891.0A CN103986099B (en) | 2014-05-20 | 2014-05-20 | Injecting glue packaging line cap wiring construction and on-the-spot injecting glue packaging line cap wiring technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214891.0A CN103986099B (en) | 2014-05-20 | 2014-05-20 | Injecting glue packaging line cap wiring construction and on-the-spot injecting glue packaging line cap wiring technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103986099A CN103986099A (en) | 2014-08-13 |
| CN103986099B true CN103986099B (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410214891.0A Active CN103986099B (en) | 2014-05-20 | 2014-05-20 | Injecting glue packaging line cap wiring construction and on-the-spot injecting glue packaging line cap wiring technique |
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|---|---|---|---|---|
| US5023402A (en) * | 1989-12-13 | 1991-06-11 | King Technology Of Missouri, Inc. | Waterproof wire connector |
| US5151239A (en) * | 1989-12-13 | 1992-09-29 | King Technology Of Missouri Inc. | Method of making a wire junction encapsulating wire connector |
| CN2179637Y (en) * | 1993-12-29 | 1994-10-12 | 王建红 | Wire connector |
| CN2211655Y (en) * | 1995-02-28 | 1995-11-01 | 陈光容 | Wire contact pliers |
| CN2214039Y (en) * | 1995-03-25 | 1995-11-29 | 陈光容 | Double curve tower-shape lead clamp check |
| US5641943A (en) * | 1993-09-29 | 1997-06-24 | Sumitomo Wiring Systems, Ltd. | Method and apparatus for connecting electric wires to each other |
| US6958449B1 (en) * | 2004-09-17 | 2005-10-25 | Actuant Corporation | Waterproof twist-on connector for electrical wires |
| CN203839853U (en) * | 2014-05-20 | 2014-09-17 | 中国十九冶集团有限公司 | Glue injection encapsulation line cap wiring structure |
-
2014
- 2014-05-20 CN CN201410214891.0A patent/CN103986099B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5023402A (en) * | 1989-12-13 | 1991-06-11 | King Technology Of Missouri, Inc. | Waterproof wire connector |
| US5151239A (en) * | 1989-12-13 | 1992-09-29 | King Technology Of Missouri Inc. | Method of making a wire junction encapsulating wire connector |
| US5641943A (en) * | 1993-09-29 | 1997-06-24 | Sumitomo Wiring Systems, Ltd. | Method and apparatus for connecting electric wires to each other |
| CN2179637Y (en) * | 1993-12-29 | 1994-10-12 | 王建红 | Wire connector |
| CN2211655Y (en) * | 1995-02-28 | 1995-11-01 | 陈光容 | Wire contact pliers |
| CN2214039Y (en) * | 1995-03-25 | 1995-11-29 | 陈光容 | Double curve tower-shape lead clamp check |
| US6958449B1 (en) * | 2004-09-17 | 2005-10-25 | Actuant Corporation | Waterproof twist-on connector for electrical wires |
| CN203839853U (en) * | 2014-05-20 | 2014-09-17 | 中国十九冶集团有限公司 | Glue injection encapsulation line cap wiring structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103986099A (en) | 2014-08-13 |
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