CN113745912A - Conductive slip ring device with adjustable contact pressure - Google Patents
Conductive slip ring device with adjustable contact pressure Download PDFInfo
- Publication number
- CN113745912A CN113745912A CN202111080848.6A CN202111080848A CN113745912A CN 113745912 A CN113745912 A CN 113745912A CN 202111080848 A CN202111080848 A CN 202111080848A CN 113745912 A CN113745912 A CN 113745912A
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- CN
- China
- Prior art keywords
- brush
- ring
- rotor
- brush plate
- conducting
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- Pending
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/08—Slip-rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/64—Devices for uninterrupted current collection
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- Motor Or Generator Current Collectors (AREA)
Abstract
The invention discloses a conductive slip ring device with adjustable contact pressure, which comprises a rotor (1), a stator (2), conductive rings (4), a brush plate (6), brush wires (8), inclined screws (9) and inclined springs (11), wherein the outer side of the rotor (1) is provided with a plurality of conductive rings (4); the stator (2) is used for fixing the electric brush plate (6) on the outer side of the conducting ring (4); one end of each brush wire (8) is fixed on the brush plate (6) at a certain inclination angle, and the other end of each brush wire is in contact with the conductive ring (4); one end of the inclined spring (11) is connected with the inclined screw (9), the other end of the inclined spring is contacted with the brush wire (8), and the inclined screw (9) is connected to the brush plate (6). The invention can control the pressure between the brush wire (8) and the conductive ring (4) through the knob inclined screw (9), thereby ensuring the stability of electric signal transmission and prolonging the service life of the conductive slip ring.
Description
Technical Field
The invention relates to the technical field of conductive slip rings, in particular to a conductive slip ring device with adjustable contact pressure.
Background
The conductive slip ring is a key part for realizing the electric signal transmission device of the two relative rotating mechanisms, and the pressure and the stability between the electric brush wire of the conductive slip ring and the conductive ring directly influence the electric signal transmission stability and the service life of the conductive slip ring.
At present, the conducting slip ring has the adoption of making the brush wire into a spring structure to automatically keep enough pressure between the brush wire and the conducting ring, thereby improving the stability of electric signal transmission, but in the running process of the conducting slip ring, the pressure between the brush wire and the conducting slip ring can not be kept most suitable constantly, the pressure is constantly reduced along with the abrasion of the brush wire and the conducting ring, thereby causing poor contact between the brush wire and the conducting ring, and the pressure between the brush wire and the conducting ring is maximum when just starting to run, the abrasion of the brush wire and the conducting ring can be accelerated, and further the service life of the whole conducting slip ring is influenced.
In view of the above-mentioned problems in the art, no effective solution has been proposed.
Disclosure of Invention
The invention aims to provide a conductive slip ring device with an adjustable contact pressure, which solves the technical problem that in the prior art, due to the fact that the pressure between a brush wire and a conductive ring is too large, the brush wire and the conductive ring are abraded too fast, and the service life of the conductive slip ring is further shortened.
The invention aims to be realized by the following technical scheme:
a conductive slip ring device with adjustable contact pressure comprises a rotor 1, a stator 2, a conductive ring 4, a brush plate 6, brush wires 8, inclined screws 9 and inclined springs 11;
the outer side of the rotor 1 is provided with a plurality of conducting rings 4;
the stator 2 is used for fixing the brush plate 6 outside the conducting ring 4;
one end of each brush wire 8 is fixed on the brush plate 6 at a certain inclination angle, and the other end of each brush wire is in contact with the conductive ring 4;
the inclined spring 11 has one end connected to the inclined screw 9 and the other end in contact with the brush wire 8, and the inclined screw 9 is connected to the brush plate 6.
Preferably, the stator 2 comprises a rotor fixing structure 21 and a brush plate fixing structure 22, the rotor fixing structure 21 is a hollow circular ring, and one end of the rotor 1 is connected to the inner side of the rotor fixing structure 21 through a bearing 3; the brush plate fixing structure 22 is two disks and a plurality of support columns arranged between the two disks, and the support columns are arranged outside the conducting ring 4; the electric brush plate 6 is fixed on two adjacent support columns through nuts 7.
Preferably, the brush filaments 8 are fixed to the brush plate 6 at one end thereof with an insulating sleeve 10 on the surface.
Preferably, an insulating spacer ring 5 is disposed between adjacent conductive rings 4.
Preferably, the brush wire 8 is made of fiber alloy, and the conductive ring 4 is made of copper-plated noble metal.
The invention has the beneficial effects that: the invention has the advantages that the gasket is manually added or the inclined spring is adjusted to keep the pressure between the brush wire and the conducting ring to be most suitable, thereby effectively improving the electric signal transmission stability of the conducting slip ring and prolonging the service life.
Drawings
Fig. 1 is a schematic structural diagram of a conductive slip ring device with adjustable contact pressure according to an embodiment.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is a vertical sectional view of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1 to 3, the conductive slip ring device with adjustable contact pressure in the present embodiment includes a rotor 1, a stator 2, a bearing 3, a conductive ring 4, an insulating spacer ring 5, a brush plate 6, a nut 7, brush wires 8, a slanted screw 9, an insulating sleeve 10, a slanted spring 11, and the like.
The outer side of the rotor 1 is provided with a plurality of conducting rings 4.
The stator 2 serves to fix the brush plate 6 outside the conducting ring 4 so that the brush filaments 8 of the brush plate 6 touch the conducting ring 4. The shape of the stator can be varied in many ways, and the present embodiment includes, by way of example, a rotor fixing structure 21 and a brush plate fixing structure 22. The rotor fixing structure 21 is a hollow circular ring, and one end of the rotor 1 is connected to the inside of the rotor fixing structure through a bearing 3. The brush plate fixing structure 22 is two circular discs and a plurality of support posts arranged between the two circular discs, and the support posts are arranged outside the conducting ring 4.
The brush plate 6 is fixed on two adjacent columns of the stator 2 by nuts 7. One end of the brush wire 8 is fixed on the brush plate 6 with a certain inclination angle, and the other end is in contact with the conductive ring 4. The pressure between the brush filaments 8 and the conductive ring 4 can be controlled by adjusting the thickness of the spacer under the nut 7. The brush plate 6 is detachably installed and fixed on the stator 2, and only the brush plate 6 needs to be replaced under the condition that the brush wires 8 are excessively worn, so that the maintenance cost is reduced. The brush wire 8 is fixed on the surface of one end of the brush plate 6 and is sleeved with an insulating sleeve 10.
The inclined spring 11 has one end connected to the inclined screw 9 and the other end in contact with the brush wire 8, and the inclined screw 9 is connected to the brush plate 6. Before the use begins, make brush pressure reach the most suitable through adjusting inclined spring 11, when rotor 1 fast rotation, conducting ring 4 rubs and produces wearing and tearing with brush silk 8, uses the time wearing and tearing that become more, can control the pressure between brush silk 8 and the conducting ring 4 through knob slope screw 9, guarantees the stability of the transmission signal of telecommunication, increases the life of conducting the sliding ring.
Preferably, an insulating spacer ring 5 is arranged between the adjacent conducting rings 4, so that multiple signals can be stably transmitted at the same time without mutual interference.
Preferably, the surface film of the inclined spring 11 and the insulating sleeve 10 are made of insulating materials, the brush wire 8 is made of fiber alloy, and the conductive ring 4 is made of copper-plated noble metal.
In summary, it can be known from the embodiments of the conductive slip ring of the present invention that after the brush wire 8 and the conductive ring 4 are abraded due to friction, the structure of the canted spring 11 can be adjusted to keep the pressure between the brush wire 8 and the conductive ring 4 most suitable, so as to improve the stability of electrical signal transmission of the conductive slip ring and increase the service life thereof.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (5)
1. The utility model provides a lead electrical slip ring device with contact pressure is adjustable, includes rotor (1), stator (2), conducting ring (4), brush board (6), brush silk (8), slope screw (9), inclined spring (11), its characterized in that:
a plurality of conducting rings (4) are arranged on the outer side of the rotor (1);
the stator (2) is used for fixing the electric brush plate (6) on the outer side of the conducting ring (4);
one end of each brush wire (8) is fixed on the brush plate (6) at a certain inclination angle, and the other end of each brush wire is in contact with the conductive ring (4);
one end of the inclined spring (11) is connected with the inclined screw (9), the other end of the inclined spring is contacted with the brush wire (8), and the inclined screw (9) is connected to the brush plate (6).
2. The device of claim 1, wherein the stator (2) comprises a rotor fixing structure (21) and a brush plate fixing structure (22), the rotor fixing structure (21) is a hollow circular ring, and one end of the rotor (1) is connected to the inner side of the rotor fixing structure (21) through a bearing (3); the electric brush plate fixing structure (22) is composed of two discs and a plurality of supporting columns arranged between the two discs, and the supporting columns are arranged on the outer side of the conducting ring (4); the electric brush plate (6) is fixed on two adjacent support columns through nuts (7).
3. The slip ring device with adjustable contact pressure as claimed in claim 1, wherein the brush filaments (8) are fixed to the surface of the brush plate (6) at one end and are covered with an insulating sleeve (10).
4. An arrangement of conducting slip rings with adjustable contact pressure according to claim 1, characterized in that an insulating spacer ring (5) is arranged between adjacent conducting rings (4).
5. The device as claimed in claim 1, wherein the brush wires (8) are made of fiber alloy, and the conductive ring (4) is made of copper-plated noble metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111080848.6A CN113745912A (en) | 2021-09-15 | 2021-09-15 | Conductive slip ring device with adjustable contact pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111080848.6A CN113745912A (en) | 2021-09-15 | 2021-09-15 | Conductive slip ring device with adjustable contact pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113745912A true CN113745912A (en) | 2021-12-03 |
Family
ID=78739023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111080848.6A Pending CN113745912A (en) | 2021-09-15 | 2021-09-15 | Conductive slip ring device with adjustable contact pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113745912A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030054672A1 (en) * | 2001-08-09 | 2003-03-20 | Kurt Dollhofer | Mounting device for sliding contacts |
| DE102007032991A1 (en) * | 2007-07-16 | 2009-01-22 | Mtu Aero Engines Gmbh | Machine tool spindle i.e. electric motor spindle, system, has spindle shaft rotatably supported in spindle housing, and electrically contacted with housing and/or earthing by sliding contact device, where device includes carbon brush |
| CN202395287U (en) * | 2011-12-09 | 2012-08-22 | 杭州驰宏科技有限公司 | Novel electric brush |
| DE102012204829A1 (en) * | 2012-03-12 | 2013-09-12 | Schleifring Und Apparatebau Gmbh | Slip ring brush for brush holder of slip ring arrangement for transmission of electric signals between mutually rotatable parts, has insertion mandrel comprising structure for pressing mandrel into hole of holder for receiving brush wire |
| CN204809613U (en) * | 2015-07-13 | 2015-11-25 | 石家庄富邦冶金科技有限公司 | Rotatory power supply unit of rotary kiln |
| CN206180338U (en) * | 2016-05-04 | 2017-05-17 | 杭州驰宏科技有限公司 | Lead electrical slip ring with adjustable |
| CN207518026U (en) * | 2017-12-14 | 2018-06-19 | 深圳市戈瑞特科技有限公司 | A kind of slip ring structure part in novel automatic processing equipment unit |
| CN209071784U (en) * | 2019-01-09 | 2019-07-05 | 深圳市默孚龙科技有限公司 | A kind of conducting slip ring |
| CN209313165U (en) * | 2018-12-11 | 2019-08-27 | 遥想电子科技(苏州)有限公司 | A kind of motor elastic compensating carbon brush |
| CN110838660A (en) * | 2019-11-04 | 2020-02-25 | 上海宇航系统工程研究所 | High-speed long-life rotary electric connector |
| CN210379702U (en) * | 2019-09-04 | 2020-04-21 | 深圳市嘉驰机电科技有限公司 | Conductive slip ring with detachable and replaceable brush structure |
| CN212587833U (en) * | 2020-09-28 | 2021-02-23 | 广汽本田汽车有限公司 | Motor and brush structure thereof |
| CN112706928A (en) * | 2020-12-16 | 2021-04-27 | 武汉航空仪表有限责任公司 | Tail rotor collector ring, control method thereof and helicopter |
-
2021
- 2021-09-15 CN CN202111080848.6A patent/CN113745912A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030054672A1 (en) * | 2001-08-09 | 2003-03-20 | Kurt Dollhofer | Mounting device for sliding contacts |
| DE102007032991A1 (en) * | 2007-07-16 | 2009-01-22 | Mtu Aero Engines Gmbh | Machine tool spindle i.e. electric motor spindle, system, has spindle shaft rotatably supported in spindle housing, and electrically contacted with housing and/or earthing by sliding contact device, where device includes carbon brush |
| CN202395287U (en) * | 2011-12-09 | 2012-08-22 | 杭州驰宏科技有限公司 | Novel electric brush |
| DE102012204829A1 (en) * | 2012-03-12 | 2013-09-12 | Schleifring Und Apparatebau Gmbh | Slip ring brush for brush holder of slip ring arrangement for transmission of electric signals between mutually rotatable parts, has insertion mandrel comprising structure for pressing mandrel into hole of holder for receiving brush wire |
| CN204809613U (en) * | 2015-07-13 | 2015-11-25 | 石家庄富邦冶金科技有限公司 | Rotatory power supply unit of rotary kiln |
| CN206180338U (en) * | 2016-05-04 | 2017-05-17 | 杭州驰宏科技有限公司 | Lead electrical slip ring with adjustable |
| CN207518026U (en) * | 2017-12-14 | 2018-06-19 | 深圳市戈瑞特科技有限公司 | A kind of slip ring structure part in novel automatic processing equipment unit |
| CN209313165U (en) * | 2018-12-11 | 2019-08-27 | 遥想电子科技(苏州)有限公司 | A kind of motor elastic compensating carbon brush |
| CN209071784U (en) * | 2019-01-09 | 2019-07-05 | 深圳市默孚龙科技有限公司 | A kind of conducting slip ring |
| CN210379702U (en) * | 2019-09-04 | 2020-04-21 | 深圳市嘉驰机电科技有限公司 | Conductive slip ring with detachable and replaceable brush structure |
| CN110838660A (en) * | 2019-11-04 | 2020-02-25 | 上海宇航系统工程研究所 | High-speed long-life rotary electric connector |
| CN212587833U (en) * | 2020-09-28 | 2021-02-23 | 广汽本田汽车有限公司 | Motor and brush structure thereof |
| CN112706928A (en) * | 2020-12-16 | 2021-04-27 | 武汉航空仪表有限责任公司 | Tail rotor collector ring, control method thereof and helicopter |
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| PB01 | Publication | ||
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