CN104270924B - Slide Rail Positioning Mechanism - Google Patents

Slide Rail Positioning Mechanism Download PDF

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Publication number
CN104270924B
CN104270924B CN201410505660.5A CN201410505660A CN104270924B CN 104270924 B CN104270924 B CN 104270924B CN 201410505660 A CN201410505660 A CN 201410505660A CN 104270924 B CN104270924 B CN 104270924B
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CN
China
Prior art keywords
rail
brake block
slide
interior rail
interior
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CN201410505660.5A
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Chinese (zh)
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CN104270924A (en
Inventor
徐国铭
黄子健
李欣翰
吴侑伦
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Jochu Technology Co Ltd
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Jochu Technology Co Ltd
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Abstract

The invention provides a slide rail positioning mechanism, which comprises an outer rail, a middle rail combined with the outer rail in a sliding way, and an inner rail combined with the middle rail in a sliding way; the middle rail is provided with a positioning block; the inner rail is provided with a positioning unit and a release connecting rod, both ends of the release connecting rod are respectively provided with a shifting part and a positioning notch, and the release connecting rod is restrained by at least one elastic component arranged on the inner rail and is subjected to elastic restraining force; the positioning unit comprises a first brake block and a second brake block which are symmetrically and slidably combined on the inner rail, the first brake block and the second brake block are jointly acted by at least one spring to respectively resist two sides of the positioning block, so that the inner rail cannot slide relative to the middle rail, when the release connecting rod is operated to move, one end of the positioning notch pushes the first brake block or the second brake block to slide, and simultaneously, the other second brake block or the first brake block is pulled to be separated from the resistance to the positioning block, so that the inner rail can slide relative to the middle rail.

Description

Slide positioning mechanism
【Technical field】
The present invention relates to a kind of detent mechanism of slide rail, particularly a kind of in the rail structure of three-stage, when interior rail quilt In pull-out after rail, locking can be accurately obtained without departing from middle rail, when being intended to for interior rail push middle rail, or by interior rail and middle rail During separation, then can quickly and easily operate.
【Background technology】
General server all can rack both sides arrange slide rail, for staff when server is needed repairing energy side Just server is pulled out from rack, again server rack is pushed into after the completion of maintenance, or even server is unloaded from rack. Common slide rail includes interior rail and outer rail, in addition in also setting up between interior rail and outer rail rail increasing the moveable row of slide rail Journey;Interior rail is that outer rail is then fixed on the both sides in rack for being combined with server body both sides;Inside and outside rail is to be slidably matched, Interior rail is set relatively to slidably reciprocate along the length direction of outer rail;Or interior rail is snug fit at middle rail, middle rail slides match somebody with somebody again Together in outer rail.
For three-sectional sliding-rail, comprising outer rail, middle rail and interior rail, fall when being drawn out rack in order to avoid server Fall, generally all detent mechanism can be set between interior rail and middle rail, after interior rail is completely pulled out middle rail using detent mechanism immediately Addressing, it is to avoid rail in interior rail disengaging, it is related to cause server to depart from and drop;However, general slide positioning mechanism is a kind of Two connecting rod composite structures, or the coupler mechanism of single shell fragment;Two connecting rod composite structures mostly are shell fragment part, the operation of manufacture compared with It is many, it is relatively costly;Then intensity is weaker for single shell fragment coupler mechanism, by easily impaired failure during larger external force collision.
By taking Taiwan Patent M350226 as an example, this case is to provide a kind of slide rail with buckle structure, including an external slide rail And the interior slide rail that can be slided with respect to external slide rail, external slide rail be provided with a step trough, and one is equiped with interior slide rail can be along interior slide rail Upper slip simultaneously snaps in the slide block for fixing interior slide rail and external slide rail in step trough and one is slidably installed in long drawing on the inside of interior slide rail Bar, long draw is provided with an inclined plane, pulls the long draw, inclined plane to promote slide block to make cunning along the first direction away from external slide rail Block slides along the second direction perpendicular to first direction and interior slide rail can be made to depart from external slide rail and fixes.
Aforesaid known patent is the detent mechanism of typical single shell fragment snap fit, when interior rail is drawn out middle rail and positions Afterwards, when slide rail suffers external force collision, snap fit is easily deformed damage, and ruggedness is not good.
【The content of the invention】
To solve the above problems, the purpose of the present invention is the known three-sectional sliding-rail structure for solving to be applied to server In, the operation that detent mechanism belongs to two connecting rod composite structures is more, relatively costly;And single shell fragment coupler mechanism then intensity compared with It is weak, when slide rail suffers external force collision, the disappearance for being easily deformed crumple and damaging.
The present invention is characterized in that the middle rail in three-sectional sliding-rail arranges a positioning block, and interior rail then arranges locating unit and Release link, when rail during interior rail is slided pull out completely, positioning unit can firmly coordinate locating piece to produce locking positioning, Interior rail is made without departing from middle rail, even and if slide rail is subject to larger external force collision, positioning unit and locating piece also because have compared with High intensity and be not easy to be damaged;Middle rail is pushed when interior rail is slided, or when interior rail is separated with middle rail, then can be conveniently Ground operation release link, so as to affect positioning unit to release the locking to locating piece.
Slide positioning mechanism proposed by the invention, its technological means include the middle rail of outer rail, Slide Group together in outer rail, And Slide Group is together in the interior rail of middle rail;Wherein, the main wall inner side of middle rail is provided with locating piece;The main wall outside of interior rail is provided with Positioning unit and release link, release link is respectively arranged at two ends with clicking section and locating notch, and release link is subject to located at interior At least one elastic partss of rail are pind down and are subject to elastic restrained force in the length direction parallel to interior rail;Positioning unit includes Symmetrically first brake block and second brake block of the Slide Group together in rail and in locating notch, the first brake block and the second system Motion block resists respectively locating piece in being symmetrically inclined angle and being jointly subjected at least one spring effect located at interior rail Opposite sides, makes interior rail relative with middle rail cannot slide;When with pull or promote operate the release link in the length side of interior rail When movement, its middle-end of locating notch promotes first brake block or the second brake block to slide, while affecting the spring and making another One the second brake block or the first brake block depart from the resistance to locating piece, you can make interior rail and the relative slip of middle rail.
Further, the technological means that the first brake block proposed by the invention and the second brake block slide in interior rail, It is to be provided with more several first grooves and more several second grooves in interior rail, the first brake block and the second brake block are then respectively combined many Several alignment pins, and by the alignment pin Slide Group on the first brake block together in first groove, the alignment pin on the second brake block is slided It is dynamic to be combined in second groove, slide between first and second groove two ends by alignment pin and make first and second brake block with relative Slide in interior rail.
Facilitate and be effortlessly released from the locking to locating piece, the first system based on the first brake block and the second brake block is enable The symmetrical end of motion block and the second brake block is respectively formed as V-shape and has tip, and the both sides of tip are hypotenuse, thereby, work as shifting When wherein one end of the release link breach of disorder of internal organs promotes hypotenuse, can effortlessly by the first brake block and/or the second brake block Promote.
Further, it is to connect the first braking respectively using the two ends of wire form springs in a preferred construction of the present invention Block and the second brake block, are then fixed on interior rail between the two ends of wire form springs, by wire form springs the first brake block and second are made Brake block is affected each other.
The first brake block is set with the second brake block locating piece to be locked or unlocked based in most short sliding stroke, this Invention be by the length direction of first groove and second groove perpendicular to interior rail length direction.
Further, it is to be provided with two embedding holes in interior rail, in release link in one of preferred construction of the present invention Two containing parts are then provided with, when release link is combined in into interior rail, two containing parts is located between two embedding holes, and adjacent Embedding hole and containing part elastic partss are set so that release link is back and forth subject to elasticity restriction to make in the length direction of interior rail With.
Further, in one of preferred construction of the present invention, for the elastic partss of elasticity restriction release link For V-arrangement spring, the two ends of V-arrangement spring respectively penetrate embedding hole and are resisted against containing part.
Further, the present invention one of preferred construction, interior rail main wall outside be provided with it is more several along The guidance part of its length direction arrangement, release link is plate, and one side of release link is snug fit at more several guidance parts, makes Obtain length direction of the release link along more several guidance parts parallel to interior rail to slide.
【Description of the drawings】
Fig. 1 is the structural perspective of slide positioning mechanism of the present invention;
Figure 1A is the a-quadrant partial enlarged drawing of Fig. 1;
Fig. 2 is the embodiment axonometric chart of the detent mechanism located at interior rail of the present invention;
Fig. 3 is the embodiment floor map of the detent mechanism located at interior rail of the present invention;
Fig. 4 is the primary clustering syntagmatic three-dimensional exploded view of the detent mechanism of the present invention;
Fig. 5 is the partial schematic diagram for locking positioning during the present invention pulls out on interior rail after rail by detent mechanism;
Fig. 6 be present invention operation outward layback dynamic release link when release first and second brake block locating piece locking shown It is intended to;
Fig. 7 is to release first and second brake block when the present invention is operated toward inboard promotion release link to show locating piece locking It is intended to.
【Component symbol explanation】
Outer rail 1
Middle rail 2
Interior rail 3
First embedding hole 31A
Second embedding hole 31B
Guidance part 32
First groove 33A
Second groove 33B
Locating dowel 34
Release link 4
First containing part 41A
Second containing part 41B
Locating notch 42
First end 421
Second end 422
Clicking section 43
First elastic partss 5A
Second elastic partss 5B
Positioning unit 6
Spring 61
Locating piece 62
First brake block 6A
Second brake block 6B
Tip 6A1,6B1
Hypotenuse 6A2,6B2
Perforation 6A3,6B3
Protuberance 6A4,6B4
Alignment pin 6A5,6B5
【Specific embodiment】
The present invention mainly discloses a kind of slide positioning mechanism, and the wherein basic structure of sliding track mechanism has been correlative technology field Technical staff known to, therefore with following description, no longer make complete description.Meanwhile, it is main with the schema for hereinafter being compareed The structural representation relevant with feature of present invention is expressed, also need not completely not drawn according to actual size, formerly explanation.
Refer to shown in Fig. 1 and Figure 1A, the slide positioning mechanism that the present invention is provided, be that one kind is used to be arranged on server machine Cabinet, includes the device of outer rail 1, middle rail 2 and the three-sectional sliding-rail of interior rail 3;Wherein, outer rail 1 is for being fixed on the service of receiving The both sides of the rack (not shown) of device;Then Slide Group relative with outer rail 1 can slide middle rail 2 together in outer rail 1;Interior rail 3 It is that Slide Group relative with middle rail 2 can slide together in middle rail 2, interior rail 3 is the both sides for fixing to server body so that Server can be pulled out or be pushed rack by server by interior rail 3, the slip relative with outer rail 1 of middle rail 2.
Refer to shown in Fig. 2, middle rail 2 is the channel-shaped body of rod with a length, and it has vertical main wall, and is located at The upper and lower side of main wall simultaneously coordinates the middle track slot of rail in ball combination, and middle rail 2 is that Slide Group can be relative to each other together in outer rail 1 Slide on ground;Main wall inner side (i.e. in the face of the side of interior rail) close end position of middle rail 2 is provided with a positioning in riveted mode Block 62, locating piece 62 is in the present embodiment cuboid, but does not limit this kind of body.
Further, main wall outside (i.e. in the face of the side of middle rail) of interior rail 3 arranges release link 4 and positioning unit 6;Wherein, release link 4 is long and narrow plate, and the top of its close one end is formed with clicking section 43 with punch forming technology, with And positioned at first containing part 41A and second containing part 41B of the both sides of clicking section 43 in step shape;Close release link 4 it is another End top then forms locating notch 42, preferably, the relative first end 421 of locating notch 42 is respectively formed with the second end 422 Lead angle (refer to shown in Fig. 4).
Refer to shown in Figure 1A, the main wall outside of interior rail 3 is provided with more several guidance parts along its length direction arrangement 32, and symmetric position is provided with the first embedding hole 31A and the second embedding hole 31B;Guidance part 32 has for lower section can allow release to connect The thickness of bar 4 produces wherein the guide groove (not shown) being slidably matched;Thereby, the top of release link 4 is slidably matched Be combined in the guide groove of more several guidance parts 32, while making one end that release link 4 has clicking section 43 be located at the of interior rail 3 Between one embedding hole 31A and the second embedding hole 31B, the first elastic partss 5A is set then at the first embedding hole 31A and the first containing part 41A, And one second elastic partss 5B is set in the second embedding hole 31B and the second containing part 41B;In embodiment, the first elastic partss 5A and the second elastic partss 5B is V-arrangement spring, and the two ends of the V-arrangement of the first elastic partss 5A respectively penetrate the first embedding hole 31A and support The first containing part 41A is against, and the V-arrangement two ends of the second elastic partss 5B then respectively penetrate the second embedding hole 31B and are resisted against second Containing part 41B;The phase negative side of the length of release link 4 is respectively acting on the second elastic partss 5B by the first elastic partss 5A To and be subject to the elastic restrained force of reciprocating direction, allow release link 4 no matter to be subject to the pulling or promotion of length direction, can pass through First elastic partss 5A or the second elastic partss 5B make its homing.
Refer to shown in Fig. 3 and Fig. 4, positioning unit 6 is to include the first brake block 6A, the second brake block 6B and locating piece It is in be symmetrically inclined angle and be actively arranged at outside the main wall of interior rail 3 that 62, the first brake block 6A and the second brake block 6B are Side, symmetrical one end of first and second brake block 6A, 6B is respectively formed as V-shape and has tip 6A1,6B1, tip 6A1,6B1's Both sides have respectively hypotenuse 6A2,6B2.In order to first and second brake block 6A, 6B is combined in into interior rail 3, then further in the first system Motion block 6A arranges more several perforation 6A3, and a side arranges protuberance 6A4;And more several perforation are set in the second brake block 6B 6B3, in a side protuberance 6B4 is arranged.
Further, the main wall outside of interior rail 3 then arranges locating dowel 34, and the main wall of the both sides of locating dowel 34 is then distinguished More several first grooves 33A and second groove 33B are set, preferably, the length direction of first groove 33A and second groove 33B Perpendicular to the length direction of interior rail 3.Spring 61 is located at locating dowel 34;Preferably, spring 61 is the wire form springs with radian, The central authorities of wire form springs 61 form a ring and are placed on locating dowel 34, and the two ends of spring 61 are then free end.
Refer to shown in Fig. 4 and Fig. 5, each perforation 6A3 of the first brake block 6A is combined will positioning after more several alignment pin 6A5 Pin 6A5 Slide Groups are together in each first groove 33A;Each perforation 6B3 of the second brake block 6B is combined will be fixed after more several alignment pin 6B5 6B5 Slide Groups are sold together in each second groove 33B in position, while so that the two ends of spring 61 are born against in the first brake block 6A's The protuberance 6B4 of protuberance 6A4 and the second brake block 6B;First and second brake block 6A and 6B is acted on by the elastic force of spring 61, So that each alignment pin 6A5 remains in the bottom of each first groove 33A and 33B with 6B5 perseverances, even if also first and second brake block Tip 6A1,6B1 of 6A and 6B is located at bottom dead centre.In this case, when server is pulled out into rack, interior rail 3 is caused relative in When rail 2 slides out rack and locating piece 62 is located between first and second brake block 6A and 6B, first and second brake block 6A and 6B meetings Acted on by spring 61 and resist two tip 6A1 and 6B1 and produce locking positioning in the both sides of locating piece 62.
When needing for server to push rack, in addition by server from rack unload when, then need locked positioning Unit 6 is unlocked.Its mode of operation has two kinds:
Refer to shown in Fig. 6, first, user makes release link 4 toward the direction for leaving middle rail to pull dynamic clicking section 43 Slide, now the second end 422 (refer to shown in Fig. 4) of the breach 42 of release link 4 can promote the hypotenuse of the second brake block 6B 6B2 and make the second brake block 6B gradually toward being raised, simultaneously, via the gearing of spring 61, the first brake block 6A is also led Move and synchronously gradually toward being raised, cause tip 6A1,6B1 disengaging of first and second brake block 6A, 6B to the both sides of locating piece 62 Resist and unlock, now interior rail 3 can slide pushes middle rail 2, or interior rail 3 is fully removed into middle rail 2.
Refer to shown in Fig. 7, second, user can also hand propelled clicking section 43, make the rail toward being close to of release link 4 Direction is slided, and now the first end 421 of the breach 42 of release link 4 can promote the hypotenuse 6A2 of the first brake block 6A and make first Brake block 6A gradually toward being raised, simultaneously, via the gearing of spring 61, the second brake block 6B also affected and it is synchronous gradually Past to be raised, tip 6A1,6B1 disengaging for causing first and second brake block 6A, 6B is unlocked to the resistance of the both sides of locating piece 62, this When interior rail 3 can be slided and push middle rail 2, or interior rail 3 is fully removed into middle rail 2.
Mat slide positioning mechanism provided by the present invention, efficiently solves the known three-sectional sliding-rail knot for being applied to server In structure, the operation that detent mechanism belongs to two connecting rod composite structures is more, relatively costly;And single shell fragment coupler mechanism then intensity compared with It is weak, when slide rail suffers external force collision, the disappearance for being easily deformed crumple and damaging.
The present invention preferably embodiment is the foregoing is only, the interest field of the present invention is not limited to;While with On description, for the special personage of correlative technology field should understand and implement, therefore other are without departing from disclosed The lower equivalent change for being completed of spirit or modification, in should be included in claim.

Claims (7)

1. a kind of slide positioning mechanism, includes the middle rail of outer rail, Slide Group together in the outer rail,
And Slide Group is together in the interior rail of the middle rail, it is characterised in that:
The main wall inner side of the middle rail is provided with locating piece;
The main wall outside of the interior rail is provided with positioning unit and release link, one end of the release link be provided with clicking section, The other end is provided with locating notch, the release link be subject at least one elastic partss located at the interior rail to pin down and parallel Be subject to elastic restrained force in the length direction of the interior rail, the positioning unit include symmetrically Slide Group together in the interior rail And the first brake block and the second brake block in the locating notch, first brake block is in second brake block It is symmetrically inclined angle and is jointly subjected at least one spring effect located at the interior rail and resists the locating piece respectively Opposite sides, make the interior rail relative with the middle rail cannot slide, operate the release link in the length of the interior rail When direction is moved, wherein one end of the locating notch promotes first brake block or second brake block to slide, while Affect the spring and another described second brake block or first brake block is slided and is departed to the locating piece Resist, make the interior rail relative with the middle rail can slide.
2. slide positioning mechanism according to claim 1, it is characterised in that:The interior rail be provided with more several first grooves with More several second grooves, first brake block is respectively combined more several alignment pins, first system with second brake block , together in the first groove, the alignment pin Slide Group on second brake block is together in described for alignment pin Slide Group on motion block Two grooves, the lower end that first brake block is oppositely arranged with second brake block is formed as V-shape and has tip, described The both sides of tip are hypotenuse, and the hypotenuse of the both sides is born against in the two ends of the breach.
3. slide positioning mechanism according to claim 2, it is characterised in that:The spring be wire form springs, the wire The two ends of spring connect respectively first brake block and second brake block, then fix between the two ends of the wire form springs In the interior rail.
4. slide positioning mechanism according to claim 2, it is characterised in that:The first groove and the second groove Length direction is perpendicular to the length direction of the interior rail.
5. slide positioning mechanism according to claim 1, it is characterised in that:The interior rail is provided with two embedding holes, described to release Put connecting rod and be provided with two containing parts, be to make two containing parts positioned at described when the release link is combined in the interior rail Between two embedding holes, and the elastic partss are set with the containing part in adjacent described embedding hole.
6. slide positioning mechanism according to claim 5, it is characterised in that:The elastic partss be V-arrangement spring, the V The two ends of shape spring respectively penetrate the embedding hole and are resisted against the containing part.
7. slide positioning mechanism according to claim 1, it is characterised in that:The main wall outside of the interior rail is provided with majority The individual guidance part along its length direction arrangement, the release link is plate, and one side of the release link is snug fit at More several guidance parts.
CN201410505660.5A 2014-04-14 2014-09-26 Slide Rail Positioning Mechanism Active CN104270924B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW103113589 2014-04-14
TW103113589A TWI527538B (en) 2014-04-14 2014-04-14 Slide positioning mechanism

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Publication Number Publication Date
CN104270924A CN104270924A (en) 2015-01-07
CN104270924B true CN104270924B (en) 2017-04-12

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TW (1) TWI527538B (en)

Families Citing this family (8)

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CN105972079A (en) * 2016-07-25 2016-09-28 雅固拉国际精密工业(苏州)有限公司 Bead strip
CN106535553B (en) * 2016-12-22 2023-09-12 江苏玖星精密科技集团有限公司 Server sliding rail with quick installation function
TWI621391B (en) * 2017-03-24 2018-04-11 Inner rail release device applied to slide rail
US9848701B1 (en) 2017-04-21 2017-12-26 Martas Precision Slide Co., Ltd. Inner rail release device for a slide
TWI649048B (en) * 2017-11-06 2019-02-01 南俊國際股份有限公司 Slide unlocking device
TWI646923B (en) * 2017-11-27 2019-01-11 川湖科技股份有限公司 Slide rail assembly and rail assembly
TWI717311B (en) 2020-08-28 2021-01-21 川湖科技股份有限公司 Slide rail assembly
TWI765833B (en) * 2021-10-20 2022-05-21 振躍精密滑軌股份有限公司 Servo Slide Sync & Lock Mechanism

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CN102245004A (en) * 2010-05-11 2011-11-16 鸿富锦精密工业(深圳)有限公司 Sliding rail mechanism
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TWI527538B (en) 2016-04-01
CN104270924A (en) 2015-01-07
TW201538107A (en) 2015-10-16

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