CN213026832U - Novel automobile commutator structure - Google Patents
Novel automobile commutator structure Download PDFInfo
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- CN213026832U CN213026832U CN202022410218.8U CN202022410218U CN213026832U CN 213026832 U CN213026832 U CN 213026832U CN 202022410218 U CN202022410218 U CN 202022410218U CN 213026832 U CN213026832 U CN 213026832U
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- commutator
- copper bar
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- novel automobile
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Abstract
The utility model discloses a novel automobile commutator structure, including the copper bar, rectangular angle portion is installed to the outside circumference on copper bar top, the wiring slot part is installed to the outside circumference of copper bar bottom, is equipped with the commutator bar between the adjacent wiring slot part, install the mica sheet between the wiring slot part of commutator bar and both sides, this device can radially increase the commutator and the centrifugal force that produces when high-speed operation looks towards the effort of supporting, and has reduced the flyer or the jump piece phenomenon of commutator bar, improves the over speed performance of commutator bar, effectively alleviates the vibrations that the commutator bar during operation produced, improves the life of commutator bar, and this is also convenient succinct more.
Description
Technical Field
The utility model relates to a commutator structure specifically is a novel automobile commutator structure, belongs to car technical field.
Background
The automobile commutator is commonly used as a groove-shaped commutator, which comprises commutator segments, filling materials, mica sheets and the like, and the manufacturing method of the groove-shaped commutator generally adopts a plate arranging type, wherein the commutator main body is a copper bar; the commutator bars are uniformly distributed on the outer circumferential surface of the copper bar; mica sheet is installed and is played insulating effect between each adjacent commutator segment, and the during operation, the commutator cup joints through the copper bar and fixes on the motor spindle, and current commutator has a problem: in the process that the motor drives the commutator to rotate at a high speed, the mica sheets fly out due to the strong centrifugal force, and the mica sheets are easy to fall off from the copper bars, so that the problem is solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel automobile commutator structure for solving above-mentioned problem, can radially increase the effort that the commutator was washed mutually with the centrifugal force that produces when high-speed operation and was supported, and reduced the flyer or the jump piece phenomenon of commutator segment, improve the overspeed performance of commutator segment, effectively alleviate the vibrations that the commutator segment during operation produced, improve the life of commutator segment.
The utility model discloses a following technical scheme realizes above-mentioned purpose, a novel automobile commutator structure, including the copper bar, the outside on copper bar top is upwards installed rectangular angle portion to week, the outside of copper bar bottom is upwards installed wiring slot part to week, is equipped with the commutator bar between the adjacent wiring slot part, install the mica sheet between the wiring slot part of commutator bar and both sides.
Preferably, in order to improve fixed effect, the commutator bar is equipped with a plurality ofly and along copper bar lateral surface evenly distributed, commutator bar top one end extends there is the contact, the draw-in groove has been seted up to the commutator bar bottom, copper bar lateral surface rigid coupling has a plurality of trips, trip joint draw-in groove, the copper bar passes through trip and commutator bar rigid coupling.
Preferentially, in order to increase the effort that the commutator impacted mutually with the centrifugal force that produces when radially moving at a high speed and supported, and reduced the flying chip or the jump piece phenomenon of commutator segment, the one end that the contact was kept away from to the copper bar has seted up the solder wire groove, the mounting hole has just been seted up at the both ends of copper bar in the outside of solder wire groove opening part, the rigid coupling has the dead lever in the mounting hole, the dead lever leans on the one end bottom rigid coupling at copper bar center to have the boss, the boss is located inside the copper bar, the one end that the dead lever was kept away from to the boss extends to inside the mica sheet.
Preferably, in order to lighten the weight of the copper bar per se, the overspeed performance of the commutator segment is convenient to improve, the vibration generated during the working of the commutator segment is effectively lightened, the service life of the commutator segment is prolonged, a plurality of filling blocks are arranged on one side surface of the mica sheet close to the reinforcing block, and the filling blocks are made of soft materials through compression molding.
Preferably, in order to reduce the wear area and reduce noise generated by work, the wiring groove portion is Y-shaped, and the rectangular portion abuts against the wiring groove portion through a fillet head.
Preferably, in order to increase the area of contact of boss and mica sheet, improve fixed effect, the commutator segment cross section is circular-arc and extends along the axial of copper bar, the mica sheet is rectangular form and extends along the axial of copper bar.
The utility model has the advantages that: through setting up the axial extension of mica sheet along the copper bar, the area of contact of multiplicable boss and mica sheet, improve fixed effect, it leans on with wiring slot part counterbalance through the fillet head to set up rectangular corner portion, be favorable to reducing the area of wear, reduce the noise that the during operation produced, set up the soft materials of filling block for press forming, lighten the weight of copper bar self, be convenient for improve the overspeed performance of commutator bar, effectively alleviate the vibrations that the commutator bar during operation produced, improve the life of commutator bar, set up dead lever and boss, the radial effort that has increased the commutator and the centrifugal force that produces when high-speed operation and offset mutually, and the flyer or the jump piece phenomenon of commutator bar have been reduced, this is also convenient succinct more.
Drawings
Fig. 1 is a top view of the present invention;
FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic structural view of the wiring groove of the present invention;
in the figure: 1. copper bar, 2, rectangular angle portion, 3, wiring groove portion, 4, commutator segment, 5, mica sheet, 6, contact, 7, draw-in groove, 8, trip, 9, bonding wire groove, 10, mounting hole, 11, dead lever, 12, reinforcing block, 13, filling block.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the novel automobile commutator structure comprises a copper bar 1, wherein a rectangular angle part 2 is circumferentially arranged on the outer side of the top end of the copper bar 1, wiring groove parts 3 are circumferentially arranged on the outer side of the bottom end of the copper bar 1, commutator bars 4 are arranged between the adjacent wiring groove parts 3, and mica sheets 5 are arranged between the commutator bars 4 and the wiring groove parts 3 on the two sides.
As the utility model discloses an optimal technical scheme, commutator segment 4 is equipped with a plurality ofly and follows 1 lateral surface evenly distributed of copper bar, 4 top one ends of commutator segment are extended there is contact 6, draw-in groove 7 has been seted up to 4 bottoms of commutator segment, 1 lateral surface rigid coupling of copper bar has a plurality of trips 8, 8 joint draw-in grooves 7 of trip, copper bar 1 is through trip 8 and 4 rigid couplings of commutator segment.
As an optimal technical scheme of the utility model, copper bar 1 keeps away from the one end of contact 6 and has seted up bonding wire groove 9, mounting hole 10 has been seted up in the outside of bonding wire groove 9 opening part and at copper bar 1's both ends, the rigid coupling has dead lever 11 in the mounting hole 10, dead lever 11 has boss 12 by the one end bottom rigid coupling at copper bar 1 center, boss 12 is located inside copper bar 1, boss 12 keeps away from the one end of dead lever 11 and extends to inside 5 of mica sheet.
As an optimized technical scheme of the utility model, a plurality of fillers 13 are installed to a side that mica sheet 5 leaned on boss 12, fillers 13 are press forming's soft materials.
As a preferred technical scheme of the utility model wiring slot part 3 shape is Y shape, just rectangular portion 2 leans on through fillet head and 3 offsets of wiring slot part.
As an optimal technical scheme the commutator bar 4 cross section is circular-arc and along the axial extension of copper bar 1, mica sheet 5 is rectangular form and follows the axial extension of copper bar 1.
The utility model discloses when using, at first, the mica sheet 5 that the accessible set up extends along copper bar 1's axial, multiplicable boss 12 and mica sheet 5's area of contact, improve fixed effect, then rectangular portion 2 offsets through fillet head and wiring slot part 3 and leans on, be favorable to the reducing wear area, reduce the noise that the during operation produced, set up the soft materials that filling block 13 is press forming, lighten the weight of copper bar 1 self, be convenient for improve commutator 4's overspeed performance, effectively alleviate the vibrations that commutator 4 during operation produced, improve commutator 4's life, dead lever 11 and boss 12 of 1 inside of last copper bar, the radial effort that has increased the commutator and has collided mutually with the centrifugal force that produces when high-speed operation, and reduced commutator 4's flyer or jump piece phenomenon, this is lifted and is convenient succinct more.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a novel automobile commutator structure, includes copper bar (1), its characterized in that: the copper bar is characterized in that a rectangular angle part (2) is arranged on the outer side of the top end of the copper bar (1) in the circumferential direction, wiring groove parts (3) are arranged on the outer side of the bottom end of the copper bar (1) in the circumferential direction, a commutator bar (4) is arranged between the adjacent wiring groove parts (3), and mica sheets (5) are arranged between the commutator bar (4) and the wiring groove parts (3) on the two sides.
2. The novel automobile commutator structure of claim 1, wherein: commutator segment (4) are equipped with a plurality ofly and along copper bar (1) lateral surface evenly distributed, commutator segment (4) top one end is extended there is contact (6), draw-in groove (7) have been seted up to commutator segment (4) bottom, copper bar (1) lateral surface rigid coupling has a plurality of trip (8), trip (8) joint draw-in groove (7), copper bar (1) is through trip (8) and commutator segment (4) rigid coupling.
3. The novel automobile commutator structure of claim 2, wherein: copper bar (1) are kept away from the one end of contact (6) and have been seted up wire welding groove (9), mounting hole (10) have been seted up in the outside of wire welding groove (9) opening part and at the both ends of copper bar (1), the rigid coupling has dead lever (11) in mounting hole (10), dead lever (11) lean on the one end bottom rigid coupling at copper bar (1) center to have boss (12), inside copper bar (1) was located in boss (12), the one end that dead lever (11) were kept away from in boss (12) extends to mica sheet (5) inside.
4. The novel automobile commutator structure of claim 3, wherein: a plurality of filling blocks (13) are installed on one side surface, close to the reinforcing block (12), of the mica sheet (5), and the filling blocks (13) are made of soft materials formed by pressing.
5. The novel automobile commutator structure of claim 1, wherein: the wiring groove part (3) is Y-shaped, and the rectangular angle part (2) is abutted against the wiring groove part (3) through a fillet head.
6. The novel automobile commutator structure of claim 1, wherein: the cross section of the commutator bar (4) is arc-shaped and extends along the axial direction of the copper bar (1), and the mica sheet (5) is in a long strip shape and extends along the axial direction of the copper bar (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022410218.8U CN213026832U (en) | 2020-10-27 | 2020-10-27 | Novel automobile commutator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022410218.8U CN213026832U (en) | 2020-10-27 | 2020-10-27 | Novel automobile commutator structure |
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| Publication Number | Publication Date |
|---|---|
| CN213026832U true CN213026832U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022410218.8U Active CN213026832U (en) | 2020-10-27 | 2020-10-27 | Novel automobile commutator structure |
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| CN (1) | CN213026832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991379A (en) * | 2021-10-21 | 2022-01-28 | 浙江利丰电器股份有限公司 | Groove type commutator |
-
2020
- 2020-10-27 CN CN202022410218.8U patent/CN213026832U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991379A (en) * | 2021-10-21 | 2022-01-28 | 浙江利丰电器股份有限公司 | Groove type commutator |
| CN113991379B (en) * | 2021-10-21 | 2024-03-22 | 浙江利丰电器股份有限公司 | Groove-shaped reverser |
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