CN209982226U - Take permanent magnet direct current motor brush yoke board subassembly of EMC jam-proof - Google Patents
Take permanent magnet direct current motor brush yoke board subassembly of EMC jam-proof Download PDFInfo
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- CN209982226U CN209982226U CN201921009024.8U CN201921009024U CN209982226U CN 209982226 U CN209982226 U CN 209982226U CN 201921009024 U CN201921009024 U CN 201921009024U CN 209982226 U CN209982226 U CN 209982226U
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Abstract
The utility model discloses a take permanent magnet direct current motor brush yoke subassembly of EMC jam-proof, including PCB brush yoke board and a pair of brush house, install the brush in the brush house, the brush house is equipped with the stabilizer blade that is fixed in PCB brush yoke board, the brush is equipped with the lead wire, the terminal welded fastening of lead wire still includes EMC jam-proof circuit in the PCB brush yoke board, EMC jam-proof circuit includes a pair of inductance, a pair of electric capacity, a pair of lead-out wire and a ground point, the inductance passes through the connecting wire and is connected with electric capacity, connecting wire, ground point printing or welding are on PCB brush yoke board, the end welded fastening that draws forth of lead-out wire is in PCB brush yoke board. The utility model discloses more convenient, reliable, pleasing to the eye, and can realize the automatic spot welding of automatic spot welder, spot welding is of high quality, and is efficient.
Description
Technical Field
The utility model relates to the field of electric machines, concretely relates to permanent magnet direct current motor.
Background
At present, some permanent magnet direct current motors have an EMC anti-interference function, and the EMC anti-interference circuits of the permanent magnet direct current motors with the EMC anti-interference function simply combine electronic components together, and the electronic components are not fixed in position and are not reliably mounted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a take permanent magnet direct current motor brush yoke subassembly of EMC jam-proof is provided exactly, improves the reliability that each electronic component of EMC jam-proof circuit connects.
In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a take permanent magnet direct current motor brush yoke subassembly of EMC jam-proof, includes PCB brush yoke board and a pair of brush room, install the brush in the brush room, the brush room is equipped with the stabilizer blade that is fixed in PCB brush yoke board, the brush is equipped with the lead wire, the terminal welded fastening of lead wire still includes EMC jam-proof circuit in the PCB brush yoke board, EMC jam-proof circuit includes a pair of inductance, a pair of electric capacity, a pair of lead-out wire and a ground point, inductance and electric capacity all are equipped with pin and pin welded fastening in PCB brush yoke board, the inductance passes through the connecting wire and is connected with electric capacity, connecting wire, ground point printing or welding are on PCB brush yoke board, the end welded fastening that draws forth of lead-out.
Optionally, four corners in the bottom of the brush house are respectively provided with a support leg, the PCB brush holder plate is correspondingly provided with a support leg hole position, and the support leg passes through the support leg hole position and the support leg head end is provided with a bending part buckled with the back of the PCB brush holder plate.
Optionally, the support leg is welded and fixed with the PCB brush holder plate.
Optionally, the PCB brush yoke plate is provided with two outgoing line hole sites corresponding to the two outgoing lines, and the two outgoing lines penetrate out of the back of the PCB brush yoke plate through the two outgoing line hole sites.
Optionally, the tail end of the lead of the electric brush is connected with the inductance pin through a lead, and the lead is printed or welded on the PCB brush holder plate.
Optionally, the PCB brush holder plate is riveted with a rivet for mounting a brush torsion spring.
The utility model adopts the above technical scheme, following beneficial effect has: each electronic component pin of EMC interference-proof circuit welds and is fixed in PCB brush yoke board, and the connecting wire can directly print or weld on PCB brush yoke board, and is more convenient, reliable, pleasing to the eye, and can realize the automatic spot welding of automatic spot welding machine, and the spot welding is of high quality, and is efficient.
The specific technical solution and the advantages of the present invention will be described in detail in the following detailed description with reference to the accompanying drawings.
Drawings
The invention will be further described with reference to the accompanying drawings and specific embodiments:
fig. 1 is a schematic front structural view of the present invention;
FIG. 2 is a schematic diagram of the back side circuit connection of the present invention;
fig. 3 is a schematic diagram of the circuit structure of the present invention;
in the figure: 1-PCB brush holder plate, 2-brush house, 21-support leg, 3-brush, 4-inductance, 5-capacitance, 6-leading-out wire, 7-rivet, 8-grounding point.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It will be appreciated by those skilled in the art that features from the examples and embodiments described below may be combined with each other without conflict.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. For example, various words indicating orientation or positional relationship are based only on the orientation or positional relationship shown in the drawings, merely for convenience of description and simplified description, and do not indicate or imply that the devices/elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
As shown in fig. 1 to 3, a take permanent magnet direct current motor brush yoke subassembly of EMC jam-proof, including PCB brush yoke board 1 and a pair of brush house 2, install brush 3 in the brush house, brush house 2 is equipped with the stabilizer blade 21 that is fixed in PCB brush yoke board 1, brush 3 is equipped with the lead wire, the end welded fastening of lead wire is in PCB brush yoke board 1. In addition, still include the EMC anti-interference circuit, the EMC anti-interference circuit includes a pair of inductance 4, a pair of electric capacity 5, a pair of lead-out wire 6 and a grounding point 8, and lead-out wire 6 connects electric capacity 5 and inductance 4, and grounding point 8 is connected with electric capacity 5.
In this embodiment, the inductor 4 and the capacitor 5 are both provided with pins and the pins are welded and fixed on the PCB brush holder plate 1, the inductor 4 is connected with the capacitor 5 through a connecting wire, the connecting wire and the grounding point 8 are printed or welded on the PCB brush holder plate 1, and the leading-out end of the leading-out wire is welded and fixed on the PCB brush holder plate 1. The tail end of a lead of the electric brush is connected with an inductance pin through a lead, and the lead is printed or welded on the PCB brush holder plate. Firstly, each electronic component pin of the EMC anti-interference circuit is welded and fixed on the PCB brush carrier plate, and secondly, each component connecting lead can be directly printed on the PCB brush carrier plate, so that the connecting mode is more convenient, reliable and attractive, the automatic spot welding of an automatic spot welding machine can be realized, the spot welding quality is good, and the efficiency is high.
As the preferred fixed mode of brush house, four corners in the bottom of brush house 2 respectively set up a stabilizer blade 21, PCB brush yoke board 1 corresponds and is equipped with the stabilizer blade hole site, stabilizer blade 21 passes stabilizer blade hole site and stabilizer blade head end and is equipped with the portion of bending with PCB brush yoke board back lock. Furthermore, the support legs are welded and fixed with the PCB brush holder plate. Reliable connection is ensured through buckling and welding double fixation.
In order to fix the outgoing lines 6 conveniently, outgoing line hole positions are arranged on the PCB brush holder plate 1 corresponding to the two outgoing lines, and the two outgoing lines penetrate out of the back face of the PCB brush holder plate through the two outgoing line hole positions.
In addition, the PCB brush holder plate 1 is riveted and fixed with a rivet 7 for installing a brush torsion spring so as to facilitate the installation of the brush torsion spring.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (6)
1. The utility model provides a take permanent magnet direct current motor brush yoke board subassembly of EMC jam-proof, includes PCB brush yoke board and a pair of brush room, install the brush in the brush room, the brush room is equipped with the stabilizer blade that is fixed in PCB brush yoke board, the brush is equipped with the lead wire, the end welded fastening of lead wire is in PCB brush yoke board, its characterized in that: still include EMC jam-proof circuit, EMC jam-proof circuit includes a pair of inductance, a pair of electric capacity, a pair of lead-out wire and a ground point, inductance and electric capacity all are equipped with pin and pin welded fastening in PCB brush yoke board, the inductance passes through the connecting wire and is connected with electric capacity, connecting wire, ground point printing or welding are on PCB brush yoke board, the end welded fastening that draws out of lead-out wire is in PCB brush yoke board.
2. The brush holder assembly with EMC interference protection for permanent magnet direct current motor of claim 1, wherein: four corners in the bottom of brush house respectively set up a stabilizer blade, PCB brush yoke board correspondence is equipped with the stabilizer blade hole site, the stabilizer blade passes stabilizer blade hole site and stabilizer blade head end and is equipped with the portion of bending with PCB brush yoke board back lock.
3. The brush holder assembly with EMC interference protection for permanent magnet direct current motors of claim 1 or 2, characterized in that: the support legs are welded and fixed with the PCB brush frame plate.
4. The brush holder assembly with EMC interference protection for permanent magnet direct current motor of claim 1, wherein: the PCB brush yoke plate is provided with lead-out wire hole sites corresponding to the two lead-out wires, and the two lead-out wires penetrate out of the back of the PCB brush yoke plate through the two lead-out wire hole sites.
5. The brush holder assembly with EMC interference protection for permanent magnet direct current motor of claim 1, wherein: the tail end of a lead of the electric brush is connected with an inductance pin through a lead, and the lead is printed or welded on the PCB brush holder plate.
6. The brush holder assembly with EMC interference protection for permanent magnet direct current motor of claim 1, wherein: and the PCB brush carrier plate is fixedly riveted with a rivet for mounting a brush torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921009024.8U CN209982226U (en) | 2019-07-01 | 2019-07-01 | Take permanent magnet direct current motor brush yoke board subassembly of EMC jam-proof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921009024.8U CN209982226U (en) | 2019-07-01 | 2019-07-01 | Take permanent magnet direct current motor brush yoke board subassembly of EMC jam-proof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209982226U true CN209982226U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921009024.8U Active CN209982226U (en) | 2019-07-01 | 2019-07-01 | Take permanent magnet direct current motor brush yoke board subassembly of EMC jam-proof |
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| CN (1) | CN209982226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111463634A (en) * | 2020-04-02 | 2020-07-28 | 深圳市雅力士电机有限公司 | Electric brush assembly |
-
2019
- 2019-07-01 CN CN201921009024.8U patent/CN209982226U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111463634A (en) * | 2020-04-02 | 2020-07-28 | 深圳市雅力士电机有限公司 | Electric brush assembly |
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