CN216214699U

CN216214699U - Novel commutator convenient to assemble

Info

Publication number: CN216214699U
Application number: CN202122718800.5U
Authority: CN
Inventors: 承云
Original assignee: Changzhou Xunlong Electric Appliance Co ltd
Current assignee: Changzhou Xunlong Electric Appliance Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-05
Anticipated expiration: 2031-11-05

Abstract

The utility model relates to the technical field of commutators, in particular to a novel commutators convenient to assemble, which comprises a base pipe, a commuting piece and an assembly component, wherein the novel commutators convenient to assemble are provided with clamping grooves on the commuting piece, a clamping block is arranged on a supporting flange below the base pipe and is matched with the clamping grooves, so that the assembly stability and the accurate positioning of the commuting piece are ensured, pins are arranged on the commuting piece, the pins are L-shaped, limiting grooves are arranged on the pins and are matched with I-shaped limiting blocks in an assembly groove of the base pipe, the stable positioning of the commuting piece is further ensured, the assembly of the commuting piece is convenient, a gap is arranged between the pins and the commuting piece, a positioning ring is arranged in the gap, a slide block is arranged on the positioning ring and is matched with the pins and a slide groove on the commuting piece, the positioning ring provides stable support for the commuting piece and the pins, cushion pads are arranged at the upper end and the lower end of the positioning ring, and the buffer protection is conveniently provided.

Description

Novel commutator convenient to assemble

Technical Field

The utility model relates to the technical field of commutators, in particular to a novel commutator convenient to assemble.

Background

As is well known, commutators include mechanical commutators, semi-plastic commutators, and full-plastic commutators. The commutator used on the automobile starter mainly uses mechanical arched commutator and plastic commutator.

The principle is that after the coil passes through the current, the coil can rotate under the action of the permanent magnet through the attraction and repulsion forces, when the coil rotates to be balanced with the magnet, the original electrified wire is separated from the electric brush compared with the contact sheet on the corresponding commutator, the electric brush is connected to the contact sheet corresponding to the group of coils generating the driving force, and the direct current motor rotates continuously and repeatedly.

For example, the patent publication "CN 206931810U" is named as: the utility model discloses a reinforced groove type commutator, which comprises an bakelite powder matrix and commutator copper sheets uniformly distributed on the outer circumference of the bakelite powder matrix, wherein mica sheets are arranged between adjacent commutator copper sheets for insulation and isolation, a welding wire step is arranged at the top of each commutator copper sheet, and a welding wire groove is formed in each welding wire step, and the reinforced groove type commutator is characterized in that: the top end face of the reversing copper sheet is recessed downwards to form a reinforcing ring groove, a reinforcing ring is arranged in the reinforcing ring groove, an outer sleeve ring is fixedly sleeved on the outer circle of the bottom of the reversing copper sheet, the outer diameter of the outer sleeve ring is equal to the outer diameter of the commutator, and a dovetail groove is formed in the central position of the inner side face of the reversing copper sheet. The utility model has high structural strength, thereby effectively improving the overspeed performance of the groove type commutator product.

The existing reinforced groove type commutator is found in use, the structure of the device is simple, when the local part is damaged, the commutator segment is not protected by shock absorption, the replacement and the maintenance are inconvenient, the device is not provided with a positioning device, and the device is inconvenient to assemble, so that the use limitation is high.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a novel commutator convenient to assemble.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a novel commutator convenient to assemble comprises a base pipe, a commutator segment and an assembly component, wherein a supporting flange is arranged below the base pipe, an assembly groove is arranged above the base pipe, a pin is arranged on one side, close to the base pipe, of the commutator segment and is in an L shape, the pin is matched with the assembly groove, a limiting block is arranged in the assembly groove, a limiting groove is arranged on the pin and is matched with the limiting groove, the assembly component comprises a positioning cover and a positioning ring, a gap is arranged between the pin and the commutator segment, the positioning ring is arranged in the gap, an external thread is arranged on the inner wall of the positioning cover, an internal thread is arranged on the inner wall of the base pipe, the external thread is matched with the internal thread, a supporting ring is arranged below the positioning cover and is matched with the gap, and the positioning ring is arranged below the supporting ring, the side wall between the pin and the commutator segment is provided with a sliding groove, the positioning ring is provided with a sliding block, and the sliding block is matched with the sliding groove.

In order to ensure the stable connection of the pins and the base tube, the utility model has the improvement that the limiting block is in an I shape.

In order to provide buffer protection conveniently, the utility model has the improvement that the upper end and the lower end of the positioning ring are provided with buffer pads.

In order to ensure the strength of the base pipe, the utility model improves that the inner wall of the base pipe is provided with a reinforcing rib which is matched with the inner wall of the positioning cover.

Furthermore, in order to ensure the commutator segment to be fixed stably, the utility model improves that a clamping block is arranged on the supporting flange, a clamping groove is arranged on the commutator segment, and the clamping block is matched with the clamping groove.

Furthermore, in order to prevent the positioning cover from loosening, the utility model improves the structure that a guide groove is arranged on the positioning cover, a pin hole is arranged on the base pipe, a pin ring is arranged on the positioning cover, a pin is arranged below the pin ring, the pin ring is matched with the guide groove, and the pin penetrates through the guide groove and is matched with the pin hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel commutator convenient to assemble, which has the following beneficial effects:

this novel commutator of convenient assembly is provided with the draw-in groove on the commutator segment, is provided with the fixture block on the support flange of parent tube below, and fixture block and draw-in groove phase-match guarantee that the commutator segment assembly is stable, and the location is accurate, is provided with the pin on the commutator segment, and the pin is "L" type, and is provided with "worker" style of calligraphy stopper phase-match in the assembly groove of spacing groove and parent tube on the pin, further guarantees that the commutator segment location is stable, and makes things convenient for its assembly.

This novel commutator of convenient assembly is provided with the clearance between pin and commutator segment, is provided with the holding ring in the clearance, is provided with the spout phase-match on slider and pin and the commutator segment on the holding ring, and the holding ring provides stabilizing support for commutator segment and pin, and both ends are provided with the blotter about the holding ring, conveniently provide the buffering protection.

This novel commutator of convenient assembly, location lid below are provided with the support ring, further provide the outrigger for pin and commutator segment, cover in the location and be provided with the guide way, are provided with the cotter ring in the guide way, and the cotter ring below is provided with the pin, and the pin link up location lid and the epaxial pin jogged joint of parent tube prevent that the location lid pine from taking off, are provided with the strengthening rib in the parent tube, provide the stabilized protection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partially enlarged view of FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of a portion of the pin and the stopper of the present invention.

In the figure: 1. a base pipe; 2. a commutator segment; 3. a support flange; 4. a limiting block; 5. a pin; 6. a positioning cover; 7. a positioning ring; 8. a slider; 9. a cushion pad; 10. reinforcing ribs; 11. a clamping block; 12. a pin ring; 13. a pin; 14. and (3) supporting the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a novel commutator convenient to assemble comprises a base tube 1, a commutator segment 2 and an assembly component, wherein a supporting flange 3 is arranged below the base tube 1, an assembly groove is arranged above the base tube 1, a pin 5 is arranged on one side of the commutator segment 2 close to the base tube 1, the pin 5 is in an L shape, the pin 5 is matched with the assembly groove, a limit block 4 is arranged in the assembly groove, a limit groove is arranged on the pin 5, the limit block 4 is matched with the limit groove, the assembly component comprises a positioning cover 6 and a positioning ring 7, a gap is arranged between the pin 5 and the commutator segment 2, the positioning ring 7 is arranged in the gap, an external thread is arranged on the inner wall of the positioning cover 6, an internal thread is arranged on the inner wall of the base tube 1, and the external thread is matched with the internal thread, the utility model discloses a commutator, including location lid 6, locating ring 7, pin 5, commutator segment 2, locating ring 7, locating ring 6 below is provided with support ring 14, support ring 14 with clearance phase-match, locating ring 7 sets up the support ring 14 below, pin 5 with be provided with the spout on the lateral wall between the commutator segment 2, be provided with slider 8 on the locating ring 7, slider 8 with spout phase-match.

The limiting block 4 is in an I shape, and is connected with the base tube 1 stably for ensuring the pins 5.

The upper end and the lower end of the positioning ring 7 are provided with buffer pads 9, so that buffer protection is provided conveniently.

The inner wall of the base pipe 1 is provided with a reinforcing rib 10, and the reinforcing rib 10 is matched with the inner wall of the positioning cover 6 so as to ensure the strength of the base pipe 1.

The supporting flange 3 is provided with a clamping block 11, the commutator segment 2 is provided with a clamping groove, the clamping block 11 is matched with the clamping groove, and further, the commutator segment 2 is fixed and stable for ensuring.

Be provided with the guide way on the locating cover 6, be provided with the pinhole on the parent tube 1, be provided with cotter 12 on the locating cover 6, cotter 12 below is provided with pin 13, cotter 12 with the guide way matches, pin 13 link up the guide way with the pinhole phase-match, it is further, in order to prevent that locating cover 6 pine from taking off.

In conclusion, when the novel commutator convenient to assemble is used, the commutator segment 2 is provided with the clamping groove, the supporting flange 3 below the base tube 1 is provided with the clamping block 11, the clamping block 11 is matched with the clamping groove to ensure the stable assembly and accurate positioning of the commutator segment 2, the commutator segment 2 is provided with the pin 5, the pin 5 is in an L shape, the pin 5 is provided with the limiting groove which is matched with the I-shaped limiting block 4 in the assembly groove of the base tube 1 to further ensure the stable positioning of the commutator segment 2 and facilitate the assembly of the commutator segment, a gap is arranged between the pin 5 and the commutator segment 2, a positioning ring 7 is arranged in the gap, a sliding block 8 arranged on the positioning ring 7 is matched with the pin 5 and the sliding groove on the commutator segment 2, the positioning ring 7 provides stable support for the commutator segment 2 and the pin 5, cushion pads 9 are arranged at the upper end and the lower end of the positioning ring 7 to facilitate the buffer protection, the support ring 14 is arranged below the positioning cover 6, stable support is further provided for the pins 5 and the commutator segment 2, a guide groove is formed in the positioning cover 6, a pin ring 12 is arranged in the guide groove, a pin 13 is arranged below the pin ring 12, the pin 13 penetrates through the pin hole in the positioning cover 6 and the base tube 1, the positioning cover 6 is prevented from loosening, a reinforcing rib 10 is arranged in the base tube 1, and stable protection is provided.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel commutator of convenient assembly, includes parent tube (1), commutator segment (2) and assembly subassembly, its characterized in that: the base pipe (1) is provided with a supporting flange (3) below, an assembly groove is arranged above the base pipe (1), the commutator segment (2) is close to one side of the base pipe (1) and is provided with a pin (5), the pin (5) is in an L shape, the pin (5) is matched with the assembly groove, a limit block (4) is arranged in the assembly groove, the pin (5) is provided with a limit groove, the limit block (4) is matched with the limit groove, the assembly component comprises a positioning cover (6) and a positioning ring (7), a gap is arranged between the pin (5) and the commutator segment (2), the positioning ring (7) is arranged in the gap, the inner wall of the positioning cover (6) is provided with an external thread, the inner wall of the base pipe (1) is provided with an internal thread, the external thread is matched with the internal thread, a supporting ring (14) is arranged below the positioning cover (6), support ring (14) with clearance phase-match, holding ring (7) set up support ring (14) below, pin (5) with be provided with the spout on the lateral wall between commutator segment (2), be provided with slider (8) on holding ring (7), slider (8) with spout phase-match.

2. The novel commutator of claim 1 which is easy to assemble, wherein: the limiting block (4) is in an I shape.

3. The novel commutator of claim 2 which is easy to assemble, wherein: the upper end and the lower end of the positioning ring (7) are provided with cushion pads (9).

4. The novel commutator of claim 3 which is easy to assemble, wherein: the inner wall of the base pipe (1) is provided with a reinforcing rib (10), and the reinforcing rib (10) is matched with the inner wall of the positioning cover (6).

5. The novel commutator convenient to assemble according to claim 4, wherein: the supporting flange (3) is provided with a clamping block (11), the commutator segment (2) is provided with a clamping groove, and the clamping block (11) is matched with the clamping groove.

6. The novel commutator that facilitates assembly according to claim 5, wherein: the novel base pipe is characterized in that a guide groove is formed in the positioning cover (6), a pin hole is formed in the base pipe (1), a pin ring (12) is arranged on the positioning cover (6), a pin (13) is arranged below the pin ring (12), the pin ring (12) is matched with the guide groove, and the pin (13) penetrates through the guide groove and the pin hole.