CN216850686U

CN216850686U - Combined commutator

Info

Publication number: CN216850686U
Application number: CN202220374124.6U
Authority: CN
Inventors: 何广
Original assignee: Zhejiang Jiagu Electric Appliance Co ltd
Current assignee: Zhejiang Jiagu Electric Appliance Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-06-28
Anticipated expiration: 2032-02-23

Abstract

The utility model provides a modular commutator, including the inner core pipe, the connecting hole has been seted up to the inside of inner core pipe, the inside laminating of connecting hole has the fixed axle, the both sides of inner core pipe are provided with slide mechanism, slide mechanism's one end is connected with fixed establishment, fixed establishment's one end and fixed plate interconnect, the one end fixed mounting of fixed plate has the mica sheet, the mounting groove has been seted up to the inside of mica sheet, the internally mounted of mounting groove has the commutator bar, the inside of commutator bar is provided with coupling mechanism. This combination formula commutator, through slide mechanism and fixed establishment's setting, wherein first spring can promote movable block and locating piece and remove to the century passes through the draw-in groove with the locating piece and fixes the fixed plate, is favorable to carrying out fixed mounting work to the mica sheet through the fixed to the fixed plate, and is favorable to follow-up separating between mica sheet and the inner core pipe.

Description

Combined commutator

Technical Field

The utility model relates to a relevant technical field of commutator especially relates to a modular commutator.

Background

A commutator, also known as a "commutator", an important part of armatures for dc and ac commutator motors, is a cylindrical or disk-shaped assembly of a plurality of copper sheets separated by mica sheets, each sheet being connected to some of the armature winding elements, and a variety of types of commutators, including modular commutators, are particularly desirable.

However, in the use process of the existing combined commutator, most of the commutator inner core pipes and the mica sheets are fixedly connected, so that the mica sheets are not convenient to detach and replace when damaged, and meanwhile, the commutator sheets and the mica sheets are fixedly connected through mounting grooves, and the commutator sheets are not convenient to replace and maintain when a single commutator sheet is damaged.

Disclosure of Invention

An object of the utility model is to provide a modular commutator to solve the current modular commutator that proposes in the above-mentioned background art, but current modular commutator, in the use, all adopt fixed connection's mode between inside inner core pipe of most commutators and the mica sheet, be not convenient for dismantle and change the mica sheet when the mica sheet produces to damage, carry out fixed connection through the mounting groove between commutator sheet and the mica sheet simultaneously, be not convenient for change its problem with the maintenance when single commutator sheet damages.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a combined commutator, includes the inner core pipe, the connecting hole has been seted up to the inside of inner core pipe, the inside laminating of connecting hole has the fixed axle, the both sides of inner core pipe are provided with slide mechanism, slide mechanism's one end is connected with fixed establishment, fixed establishment's one end and fixed plate interconnect, the one end fixed mounting of fixed plate has the mica sheet, the mounting groove has been seted up to the inside of mica sheet, the internally mounted of mounting groove has the commutator bar, the inside of commutator bar is provided with coupling mechanism, coupling mechanism's one end and mica sheet interconnect, the welding wire groove has been seted up to the one end of commutator bar, the through-hole has been seted up to the both sides of welding wire groove.

Preferably, the sliding mechanism comprises a positioning rod, a baffle, a first spring, a movable block and a sliding hole, the positioning rod is fixedly mounted on the surface of one side of the inner core tube, the baffle is welded to one end of the positioning rod, the first spring is wound on the surface of the other end of the baffle, one end of the first spring is connected with the movable block, and the sliding hole is formed in the movable block.

Preferably, the movable block is connected with the positioning rod in a sliding mode through a sliding hole, and the size of the positioning rod is matched with that of the sliding hole.

Preferably, the fixing mechanism comprises a joint hole, a clamping groove and a positioning block, the joint hole corresponding to the inner core pipe is formed in the fixing plate, the clamping grooves are formed in two sides of the joint hole, the positioning block is clamped in the clamping groove, and one end of the positioning block is fixedly connected with the movable block.

Preferably, the connecting mechanism comprises a limiting groove, a limiting rod, a second spring, a clamping plate, a sliding groove and a clamping groove, the limiting groove is formed in the reversing sheet, the limiting rod is welded in the limiting groove, the second spring is fixedly mounted at one end of the limiting rod, the clamping plate is connected with one end of the second spring, the sliding groove is formed in the clamping plate, the clamping groove is formed in two sides of the mounting groove, and the clamping groove is clamped and connected with the clamping plate.

Preferably, the limiting rod is symmetrically installed around the central line of the limiting groove, and the clamping plate and the limiting rod form a telescopic structure through a second spring.

Preferably, the through holes are symmetrically formed about the center line of the welding line groove, and the welding line groove and the through holes can perform stable welding work on the copper wire mechanical energy.

Compared with the prior art, the beneficial effects of the utility model are that: this combination formula commutator, setting through slide mechanism and fixed establishment, wherein first spring can promote movable block and locating piece and remove, thereby century and locating piece pass through the draw-in groove and fix the fixed plate, be favorable to carrying out fixed mounting work to the mica sheet through the fixing to the fixed plate, and be favorable to follow-up separating between mica sheet and the inner core pipe, the setting through coupling mechanism simultaneously, wherein the second spring promotes block board and block groove and carries out the block, thereby be convenient for carry out commutator segment fixed mounting in the inside of mounting groove, be favorable to carrying out aggregate erection and fixed work to the commutator segment.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the commutator bar and the mica sheet of the present invention;

FIG. 3 is an exploded view of the sliding mechanism of the present invention;

fig. 4 is a schematic view of the connection mechanism of the present invention.

In the figure: 1. an inner core tube; 2. connecting holes; 3. a fixed shaft; 4. a sliding mechanism; 401. positioning a rod; 402. a baffle plate; 403. a first spring; 404. a movable block; 405. a slide hole; 5. a fixing mechanism; 501. fitting the holes; 502. a card slot; 503. positioning blocks; 6. a fixing plate; 7. mica sheets; 8. mounting grooves; 9. a commutator segment; 10. a connecting mechanism; 1001. a limiting groove; 1002. a limiting rod; 1003. a second spring; 1004. a clamping plate; 1005. a chute; 1006. a clamping groove; 11. a wire bonding groove; 12. and a through hole.

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. 1-4, the present invention provides a technical solution: the utility model provides a combined commutator, including inner core pipe 1, connecting hole 2 has been seted up to inner core pipe 1's inside, the inside laminating of connecting hole 2 has fixed axle 3, inner core pipe 1's both sides are provided with slide mechanism 4, slide mechanism 4's one end is connected with fixed establishment 5, fixed establishment 5's one end and fixed plate 6 interconnect, the one end fixed mounting of fixed plate 6 has mica sheet 7, mounting groove 8 has been seted up to mica sheet 7's inside, the internally mounted of mounting groove 8 has commutator bar 9, commutator bar 9's inside is provided with coupling mechanism 10, coupling mechanism 10's one end and mica sheet 7 interconnect, wire casing 11 has been seted up to commutator bar 9's one end, through-hole 12 has been seted up to wire casing 11's both sides.

Further, slide mechanism 4 includes locating lever 401, baffle 402, first spring 403, movable block 404 and slide opening 405, one side fixed surface of inner core pipe 1 installs locating lever 401, the welding of the one end of locating lever 401 has baffle 402, the other end surface of baffle 402 has first spring 403, the one end of first spring 403 is connected with movable block 404, slide opening 405 has been seted up to movable block 404's inside, through locating lever 401, baffle 402, first spring 403, movable block 404 and slide opening 405's setting, wherein first spring 403 can promote movable block 404 to remove, thereby be convenient for movable block 404 to move on locating lever 401 through slide opening 405, be favorable to follow-up drive locating piece 503 and draw-in groove 502 to form the block, the convenience of equipment between mica sheet 7 and the inner core pipe 1 has been improved.

Further, the movable block 404 is slidably connected with the positioning rod 401 through a sliding hole 405, the size of the positioning rod 401 is matched with the size of the sliding hole 405, and the positioning rod 401, the movable block 404 and the sliding hole 405 are arranged, so that the positioning rod 401 can limit the sliding of the movable block 404 through the sliding hole 405, and the movable block 404 is prevented from shaking in the process of driving the positioning block 503 to slide.

Further, the fixing mechanism 5 comprises an attaching hole 501, a clamping groove 502 and a positioning block 503, the attaching hole 501 corresponding to the inner core tube 1 is formed in the fixing plate 6, the clamping grooves 502 are formed in two sides of the attaching hole 501, the positioning block 503 is clamped in the clamping groove 502, one end of the positioning block 503 is fixedly connected with the movable block 404, the inner core tube 1 and the mica sheet 7 can be clamped and fixed through the attaching hole 501, the clamping groove 502 and the positioning block 503, and the stability of connection between the inner core tube 1 and the mica sheet 7 is improved.

Further, the connecting mechanism 10 comprises a limiting groove 1001, a limiting rod 1002, a second spring 1003, a clamping plate 1004, a sliding groove 1005 and a clamping groove 1006, the limiting groove 1001 is formed in the commutator segment 9, the limiting rod 1002 is welded in the limiting groove 1001, the second spring 1003 is fixedly installed at one end of the limiting rod 1002, the clamping plate 1004 is connected at one end of the second spring 1003, the sliding groove 1005 is formed in the clamping plate 1004, the clamping grooves 1006 are formed in two sides of the installation groove 8, the clamping groove 1006 is clamped and connected with the clamping plate 1004, by arranging the limit groove 1001, the limit rod 1002, the second spring 1003, the engaging plate 1004, the slide groove 1005 and the engaging groove 1006, the second spring 1003 pushes the engaging plate 1004 to slide, so that the engaging plate 1004 can slide on the limiting rod 1002 through the sliding groove 1005, the engagement between one end of the engaging plate 1004 and the engaging groove 1006 is facilitated, and the convenience of assembly between the mica sheet 7 and the commutator bar 9 is improved.

Furthermore, the limiting rod 1002 is symmetrically installed about the central line of the limiting groove 1001, the engaging plate 1004 and the limiting rod 1002 form a telescopic structure through the second spring 1003, and through the arrangement of the limiting rod 1002 and the engaging plate 1004, the limiting rod 1002 can limit the sliding of the engaging plate 1004 pushed by the second spring 1003, so that the engaging plate 1004 and the engaging groove 1006 are prevented from shaking in the engaging process.

Furthermore, the through hole 12 is symmetrically arranged about the central line of the welding line groove 11, the welding line groove 11 and the through hole 12 can be used for welding copper wires stably in mechanical energy, and the through hole 12 is arranged to fix the copper wires, so that the copper wires are prevented from being separated from the commutator segment 9 after welding, and the stability of the wiring operation of the commutator is improved.

The working principle is as follows: firstly, when the inner core tube 1 and the mica sheet 7 need to be assembled and installed, the inner core tube 1 is plugged into the fit holes 501 formed in the fixed plate 6 and the mica sheet 7, then the first spring 403 can push the movable block 404 to move, so that the movable block 404 moves on the positioning rod 401 through the sliding hole 405, and simultaneously drives the positioning block 503 to form a clamping with the clamping groove 502, thereby facilitating the assembly work of the fixed plate 6 and the mica sheet 7 from the two ends of the inner core tube 1 through the clamping connection of the positioning block 503 and the clamping groove 502, when the commutator bar 9 and the mica sheet 7 need to be connected, the commutator bar 9 is plugged into the mounting groove 8, then the second spring 1003 in the limiting groove 1001 can push the clamping plate 1004 to slide, thereby facilitating the sliding of the clamping plate 1004 on the limiting rod 1002 through the sliding groove 1005 until one end of the clamping plate 1004 forms a clamping 1006 with the clamping groove, therefore, the mica sheets 7 and the commutator sheets 9 are convenient to connect, and when the commutator sheets 9 and copper wires are required to be connected, the copper wires are inserted into the through holes 12, so that the subsequent welding work is convenient, and the combined commutator is completed.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a modular commutator, includes inner core pipe (1), its characterized in that: a connecting hole (2) is formed in the inner core tube (1), a fixed shaft (3) is attached to the inner part of the connecting hole (2), two sides of the inner core pipe (1) are provided with sliding mechanisms (4), one end of each sliding mechanism (4) is connected with a fixing mechanism (5), one end of the fixing mechanism (5) is connected with the fixing plate (6), one end of the fixing plate (6) is fixedly provided with a mica sheet (7), an installation groove (8) is formed in the mica sheet (7), a commutator bar (9) is installed in the installation groove (8), a connecting mechanism (10) is arranged inside the commutator bar (9), one end of the connecting mechanism (10) is connected with the mica sheet (7), a welding wire groove (11) is formed in one end of the commutator segment (9), and through holes (12) are formed in two sides of the welding wire groove (11).

2. The combined type commutator according to claim 1, wherein the sliding mechanism (4) comprises a positioning rod (401), a baffle (402), a first spring (403), a movable block (404) and a sliding hole (405), the positioning rod (401) is fixedly installed on one side surface of the inner core tube (1), the baffle (402) is welded at one end of the positioning rod (401), the first spring (403) is wound on the other end surface of the baffle (402), the movable block (404) is connected to one end of the first spring (403), and the sliding hole (405) is formed in the movable block (404).

3. The combined commutator according to claim 2, wherein the movable block (404) is slidably connected with a positioning rod (401) through a sliding hole (405), and the size of the positioning rod (401) is matched with the size of the sliding hole (405).

4. The combined commutator according to claim 1, wherein the fixing mechanism (5) comprises an attaching hole (501), a clamping groove (502) and a positioning block (503), the attaching hole (501) corresponding to the inner core tube (1) is formed in the fixing plate (6), the clamping grooves (502) are formed in two sides of the attaching hole (501), the positioning block (503) is clamped in the clamping groove (502), and one end of the positioning block (503) is fixedly connected with the movable block (404).

5. The combined type commutator according to claim 1, wherein the connecting mechanism (10) comprises a limiting groove (1001), a limiting rod (1002), a second spring (1003), a clamping plate (1004), a sliding groove (1005) and a clamping groove (1006), the limiting groove (1001) is formed in the commutator segment (9), the limiting rod (1002) is welded in the limiting groove (1001), the second spring (1003) is fixedly mounted at one end of the limiting rod (1002), the clamping plate (1004) is connected at one end of the second spring (1003), the sliding groove (1005) is formed in the clamping plate (1004), the clamping grooves (1006) are formed in two sides of the mounting groove (8), and the clamping grooves (1006) are connected with the clamping plate (1004) in a clamping manner.

6. The combined type commutator according to claim 5, wherein the limiting rod (1002) is symmetrically installed about the center line of the limiting groove (1001), and the engaging plate (1004) and the limiting rod (1002) form a telescopic structure through the second spring (1003).

7. A modular commutator according to claim 1, characterised in that the through-holes (12) are symmetrically arranged about the centre line of the solder groove (11), the solder groove (11) and the through-holes (12) enabling a mechanically stable soldering of copper wire.