CN103022846A - Concentric ring type current collector - Google Patents
Concentric ring type current collector Download PDFInfo
- Publication number
- CN103022846A CN103022846A CN2012105570708A CN201210557070A CN103022846A CN 103022846 A CN103022846 A CN 103022846A CN 2012105570708 A CN2012105570708 A CN 2012105570708A CN 201210557070 A CN201210557070 A CN 201210557070A CN 103022846 A CN103022846 A CN 103022846A
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- brush
- slip ring
- concentric
- dish
- type current
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Abstract
The invention discloses a concentric ring type current collector. The concentric ring type current collector comprises slip ring disks, concentric slip rings, electric brushes, compression springs, anti-vibration rubber, electric brush disks, a rotor shaft and insulating materials, wherein the slip ring disks and the electric brush disks are in the shape of a disk, are axially arranged in parallel at intervals, and are coaxially arranged on the rotor shaft; the first concentric slip ring, the second concentric slip ring and the second concentric slip ring are arranged at intervals outside in along the radial direction of the slip ring disks; the first electric brush, the second electric brush and the third electric brush are arranged at intervals outside in along the radial direction of the electric brush disks and are arranged on the electric brush disks through the compression springs and the anti-vibration rubber; and the anti-vibration rubber is positioned between the compression springs and the concentric slip rings. Certain gaps are formed among the concentric slip rings so as to prevent electric sparks; when the concentric ring type current collector is operated, external current is transmitted to the concentric slip rings which are rotated at high speed along with a rotor through the electric brushes and is transmitted into internal windings of a motor to produce magnetic fields, so that the motor can be normally operated.
Description
Technical field
The present invention relates to a kind of Electical connector, be specifically related to a kind of concentric circular type current-collector, be mainly used in the machine field with three-phase rotation winding.
Technical background
Motor is power set indispensable in the industrial production, and it is just towards lightweight, small size, low noise, high power density future development.Used current-collector is the long so-called drum-type current-collector of axial dimension mostly in the brush motor at present, and this current-collector axial occupation space is larger.Though occurred a kind of disc type collector now, it is mainly used in the transmission of the lower occasion of working speed requirement such as revolving door, The Cloud Terrace and some signal, and does not obtain suitable application on high-speed electric expreess locomotive owing to reasons such as wearing and tearing and heatings.
Novel current collector outward appearance involved in the present invention is similar to dish type, and axial dimension is less, can effectively reduce motor axial length and overall volume.
Summary of the invention:
The object of the invention is to overcome the technology short slab of existing current-collector, reduce axial dimension and the overall volume of motor.The main method of dealing with problems is the structure by optimal design slip ring and brush, and choose reasonable brush, slip ring and insulating material provide a kind of Novel concentric ring type current-collector that can be used widely at high-speed electric expreess locomotive.
In order to realize the foregoing invention purpose, the present invention has adopted following technical scheme:
A kind of concentric circular type current-collector comprises slip ring dish, concentric slip ring, brush, holddown spring, vibration-proof rubber, brush dish, armature spindle and insulating material; Slip ring dish and brush dish are discoid, parallel and axially spaced-apart setting, coaxial being installed on the armature spindle; The slip ring dish is fixed on the armature spindle by the viscosity insulating material, and the slip ring dish is furnished with concentric slip ring with respect to brush dish one side, and the brush dish is fixed on the motor casing, and the brush dish is with respect to being furnished with brush on the slip ring dish; Concentric slip ring comprises the first concentric slip ring, the second concentric slip ring and the second concentric slip ring, and the first concentric slip ring, the second concentric slip ring and the second concentric slip ring form three road concentric circless annular slip rings along the radially from outside to inside interval setting of slip ring dish; Brush comprises the first brush, the first brush and the first brush; The first brush, the second brush and third brush arrange at the interval from outside to inside along the brush disc radial, be oppositely arranged with the first concentric slip ring, the second concentric slip ring and the second concentric slip ring, the first brush, the second brush and third brush all are installed on the brush dish by holddown spring and vibration-proof rubber, and wherein vibration-proof rubber is between holddown spring and concentric slip ring.
For further realizing the object of the invention, the contact-making surface of described brush and slip ring is circular arc.
Described slip ring adopts the Au90-Cu10 preparation.
Described brush preferably adopts silver-based composite material AgCuSnC preparation.
Described insulating material is preferably selected bisphenol A type epoxy resin.
Described brush dish preferably is bolted on the motor casing.
Described the first brush, the second brush and third brush preferably respectively are a pair of, and every a pair of center of circle about the brush dish is arranged symmetrically with.
Described the first concentric slip ring, the second concentric slip ring and the second concentric slip ring are along the radially from outside to inside interval setting of slip ring dish, and the interval is provided with insulating material.
The beneficial effect that the present invention produces has:
1, in the present invention, brush adopts metallic composite, and slip ring adopts copper base or silver-based composite material, can reduce frictional resistance, reduction wearing and tearing between brush and the slip ring, reduces the generation of electric arc, improves the useful life of brush and slip ring;
2, in the present invention, insulating barrier adopts high insulation highly corrosion resistant, high viscosity material, in the insulating properties that improves between the slip ring, can make between the concentric circles slip ring the position firmly and can bear larger centrifugal force;
3, slip ring adopts the concentric-ring pattern structure, and axial dimension is less, and compact conformation can effectively reduce motor axial length and volume;
4, between flexible member and brush vibration-proof rubber is housed, spring force is uniformly applied to brush by rubber, is conducive to the contact that keeps suitable between brush and the slip ring, reduces electric spark, improves Service Life of Carbon Brush;
5, the annulus contact is adopted in the contact between brush and the slip ring, has increased contact area, and efficiently solving motor rotation is the large problem of noise and electric spark, reduces noise of motor, has improved Service Life of Carbon Brush;
6, radially be arranged symmetrically with two brushes in the per pass ring, guarantee to conduct electricity when improving the collector ring functional reliability, concentric circles collector ring dynamic balancing raising, vibration are reduced.
Description of drawings
Fig. 1 is the main cross-sectional schematic of concentric-ring pattern current-collector of the present invention;
Fig. 2 is the front view of left brush dish;
Fig. 3 is the front view of right slip ring dish;
Fig. 4 is concentric-ring pattern current-collector scheme of installation of the present invention.
Embodiment
For understanding better the present invention, the present invention is further illustrated below in conjunction with drawings and embodiments, but embodiments of the present invention are not limit so.
Shown in Fig. 1-4, a kind of concentric circular type current-collector comprises slip ring dish 1, concentric slip ring 2, brush 3, holddown spring 4, vibration-proof rubber 5, brush dish 6, armature spindle 7 and insulating material 8; Slip ring dish 1 is discoid with brush dish 6, parallel and axially spaced-apart setting, coaxial being installed on the armature spindle 7; Slip ring dish 1 is fixed on the armature spindle 7 by viscosity insulating material 8, and slip ring dish 1 is furnished with concentric slip ring 2 with respect to brush dish 6 one sides, and brush dish 6 is bolted on the motor casing, and brush dish 6 is with respect to being furnished with brush 3 on the slip ring dish 1; Concentric slip ring 2 comprises the first concentric slip ring 2-1, the second concentric slip ring 2-2 and the second concentric slip ring 2-3, the first concentric slip ring 2-1, the second concentric slip ring 2-2 and the second concentric slip ring 2-3 are along the radially from outside to inside interval setting of slip ring dish 1, the interval is provided with insulating material 8, forms three road concentric circles annular slip rings; Brush 3 comprises the first brush 3-1, the first brush 3-2 and the first brush 3-3; The first brush 3-1, the first brush 3-2 and the first brush 3-3 are preferably a pair of, every a pair ofly all be arranged symmetrically with about the center of circle of brush dish 6; The first brush 3-1, the first brush 3-2 and the first brush 3-3 are along radially from outside to inside interval setting of brush dish 6, be oppositely arranged with the first concentric slip ring 2-1, the second concentric slip ring 2-2 and the second concentric slip ring 2-3, the first brush 3-1, the first brush 3-2 and the first brush 3-3 are installed on the brush dish 6 by holddown spring 4 and vibration-proof rubber 5, make to keep suitable contact between brush 3 and the slip ring 2, and make the spring pressure even transition by vibration proof rubber 5.The first brush 3-1, the first brush 3-2 be connected brush 3-3 respectively with the first concentric slip ring 2-1, the second concentric slip ring 2-2 be connected the corresponding connection of concentric slip ring 2-3.The contact-making surface of brush 3 and slip ring 2 is preferably circular arc; By the pressure of default holddown spring, control slip ring contact increases progressively from inside to outside successively.
The present invention is for guaranteeing that this current-collector can move safely and reliably, and slip ring dish 1 is made by insulating material, and it is the concentric slip ring 2 that material is made that its surface studs with by copper base good conductor; Be spaced from each other between the concentric slip ring 2 in case produce electric spark; Brush 3 is installed on the brush dish 6, makes brush be close to the surface of concentric slip ring 2 by holddown spring 4 and vibration-proof rubber 5; Brush 3 contacts with concentric slip ring 2 generation faces, and during work, foreign current passes on the concentric slip ring of High Rotation Speed and then imports the motor internal winding into and produces magnetic field by brush 3, thereby motor is run well.
Claims (8)
1. a concentric circular type current-collector is characterized in that comprising slip ring dish, concentric slip ring, brush, holddown spring, vibration-proof rubber, brush dish, armature spindle and insulating material; Slip ring dish and brush dish are discoid, parallel and axially spaced-apart setting, coaxial being installed on the armature spindle; The slip ring dish is fixed on the armature spindle by the viscosity insulating material, and the slip ring dish is furnished with concentric slip ring with respect to brush dish one side, and the brush dish is fixed on the motor casing, and the brush dish is with respect to being furnished with brush on the slip ring dish; Concentric slip ring comprises the first concentric slip ring, the second concentric slip ring and the second concentric slip ring, and the first concentric slip ring, the second concentric slip ring and the second concentric slip ring form three road concentric circless annular slip rings along the radially from outside to inside interval setting of slip ring dish; Brush comprises the first brush, the first brush and the first brush; The first brush, the second brush and third brush arrange at the interval from outside to inside along the brush disc radial, be oppositely arranged with the first concentric slip ring, the second concentric slip ring and the second concentric slip ring, the first brush, the second brush and third brush all are installed on the brush dish by holddown spring and vibration-proof rubber, and wherein vibration-proof rubber is between holddown spring and concentric slip ring.
2. concentric circular type current-collector according to claim 1, it is characterized in that: the contact-making surface of described brush and slip ring is circular arc.
3. concentric circular type current-collector according to claim 1 is characterized in that: described slip ring employing Au90-Cu10 preparation.
4. concentric circular type current-collector according to claim 1 is characterized in that: described brush employing silver-based composite material AgCuSnC preparation.
5. concentric circular type current-collector according to claim 1, it is characterized in that: described insulating material is selected bisphenol A type epoxy resin.
6. concentric circular type current-collector according to claim 1, it is characterized in that: described brush dish is bolted on the motor casing.
7. concentric circular type current-collector according to claim 1 is characterized in that: described the first brush, the second brush and third brush are respectively for a pair of, and every a pair of center of circle about the brush dish is arranged symmetrically with.
8. concentric circular type current-collector according to claim 1 is characterized in that: described the first concentric slip ring, the second concentric slip ring and the second concentric slip ring along the slip ring dish radially from outside to inside the interval arrange, the interval is provided with insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105570708A CN103022846A (en) | 2012-12-19 | 2012-12-19 | Concentric ring type current collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105570708A CN103022846A (en) | 2012-12-19 | 2012-12-19 | Concentric ring type current collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103022846A true CN103022846A (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105570708A Pending CN103022846A (en) | 2012-12-19 | 2012-12-19 | Concentric ring type current collector |
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| Country | Link |
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| CN (1) | CN103022846A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447531A (en) * | 2013-09-09 | 2013-12-18 | 中南大学 | Electric brush-sliding ring system made of silver-tungsten disulfide composite materials |
| CN103490262A (en) * | 2013-09-30 | 2014-01-01 | 中船桂江造船有限公司 | Low-speed conductive slip ring device |
| CN105914555A (en) * | 2016-05-18 | 2016-08-31 | 长沙领杰智能科技有限公司 | Current reversing guide device |
| CN110283702A (en) * | 2019-06-14 | 2019-09-27 | 台圣环保设备(马鞍山)有限公司 | Rotor fermenter power supply unit |
| CN112054360A (en) * | 2020-09-25 | 2020-12-08 | 中国兵器装备集团上海电控研究所 | Ultrathin high-current rotary transmission device and installation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2109992A (en) * | 1934-11-15 | 1938-03-01 | Gen Electric | Method of making current collecting devices |
| EP0695662A1 (en) * | 1994-08-04 | 1996-02-07 | Chen-Chi Yang | A driving assembly for motor wheels and method of making the same |
| US6806603B1 (en) * | 2003-06-20 | 2004-10-19 | Samsung Electro-Mechanics Co., Ltd. | Flat type vibration motor |
| CN2662638Y (en) * | 2003-09-22 | 2004-12-15 | 孙东亚 | Automatic aerator |
| WO2012028992A1 (en) * | 2010-09-01 | 2012-03-08 | Brusa Elektronik Ag | Brush-slip ring system for electrical rotary machines, in particular current-energized synchronous motor |
| CN203260880U (en) * | 2012-12-19 | 2013-10-30 | 华南理工大学 | Ring-type current collector |
-
2012
- 2012-12-19 CN CN2012105570708A patent/CN103022846A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2109992A (en) * | 1934-11-15 | 1938-03-01 | Gen Electric | Method of making current collecting devices |
| EP0695662A1 (en) * | 1994-08-04 | 1996-02-07 | Chen-Chi Yang | A driving assembly for motor wheels and method of making the same |
| US6806603B1 (en) * | 2003-06-20 | 2004-10-19 | Samsung Electro-Mechanics Co., Ltd. | Flat type vibration motor |
| CN2662638Y (en) * | 2003-09-22 | 2004-12-15 | 孙东亚 | Automatic aerator |
| WO2012028992A1 (en) * | 2010-09-01 | 2012-03-08 | Brusa Elektronik Ag | Brush-slip ring system for electrical rotary machines, in particular current-energized synchronous motor |
| CN203260880U (en) * | 2012-12-19 | 2013-10-30 | 华南理工大学 | Ring-type current collector |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447531A (en) * | 2013-09-09 | 2013-12-18 | 中南大学 | Electric brush-sliding ring system made of silver-tungsten disulfide composite materials |
| CN103447531B (en) * | 2013-09-09 | 2015-10-28 | 中南大学 | A kind of silver-tungsten disulfide brush in composite material-slip ring system |
| CN103490262A (en) * | 2013-09-30 | 2014-01-01 | 中船桂江造船有限公司 | Low-speed conductive slip ring device |
| CN105914555A (en) * | 2016-05-18 | 2016-08-31 | 长沙领杰智能科技有限公司 | Current reversing guide device |
| CN110283702A (en) * | 2019-06-14 | 2019-09-27 | 台圣环保设备(马鞍山)有限公司 | Rotor fermenter power supply unit |
| CN112054360A (en) * | 2020-09-25 | 2020-12-08 | 中国兵器装备集团上海电控研究所 | Ultrathin high-current rotary transmission device and installation method thereof |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130403 |