CN212751988U

CN212751988U - Motor end cover

Info

Publication number: CN212751988U
Application number: CN202021771702.7U
Authority: CN
Inventors: 康明通; 李文亮; 徐迪; 周开放
Original assignee: Ningbo Jingcheng Car Industry Co ltd
Current assignee: Ningbo Jingcheng Car Industry Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-03-19
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a motor end cover, aim at providing a connect stable, operation reliable and motor end cover that life is high, its technical scheme main points are including insulating end cover and set up binding post, carbon brush subassembly, electric capacity and inductance on insulating end cover, binding post is connected with electric capacity and inductance one end respectively, and the electric capacity other end is through lead wire ground connection, the inductance other end is connected on the conducting strip, set up the conducting strip storage tank that is used for holding the conducting strip on the insulating end cover, be provided with the bayonet socket that is used for connecting the connecting portion of carbon brush subassembly and is connected with the inductance pin on the conducting strip; the utility model discloses be suitable for motor technical field.

Description

Motor end cover

Technical Field

The utility model relates to the technical field of motors, more precisely relate to a motor end cover.

Background

The structure of the end cover of the motor is usually adopted in the market, the terminal is directly connected with the carbon brush through the carbon brush arm, and in order to meet the EMI requirement, the structure is usually additionally provided with a capacitor and an inductor outside the end cover to be connected with the wiring terminal and the carbon brush arm in series through the inductor. When the inductance is assembled, the terminal and the inductance are welded firstly, then the inductance is welded with the wiring terminal and the brush arm respectively through the lead, and the connection stability is poor due to the connection mode, so that the assembly, disassembly and maintenance are inconvenient, and the labor amount of stations is increased.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the motor end cover is stable in connection, reliable in operation and long in service life.

In order to achieve the above object, the present invention provides the following technical solutions.

The utility model provides a motor end cover, includes insulating end cover and sets up binding post, carbon brush subassembly, electric capacity and the inductance on insulating end cover, binding post is connected with electric capacity and inductance one end respectively, and the electric capacity other end passes through lead wire ground connection, the inductance other end is connected on the conducting strip, set up the conducting strip storage tank that is used for the holding conducting strip on the insulating end cover, be provided with the bayonet socket that is used for connecting the connecting portion of carbon brush subassembly and is connected with the inductance pin on the conducting strip.

After the structure more than adopting, the utility model discloses a motor end cover compares with prior art, has following advantage: the conducting strip is used for conducting the electric connection between the inductor and the carbon brush assembly, and has the characteristics of stable connection and reliable operation; the insulating end cover is provided with a conducting strip accommodating groove for accommodating the conducting strip, so that the assembling space is reduced; the bayonet socket that sets up the connecting portion that is used for connecting the carbon brush subassembly and connects the inductance pin on the carbon brush subassembly makes things convenient for user of service dismouting carbon brush subassembly and inductance, when being connected with the inductance pin, makes the inductance pin get into bayonet socket interior joint and can realize the rigidity, has the effect that conveniently connects promotion stability, extension fixture's life.

As an improvement of the utility model, the opening part of bayonet socket sets up in the up end of conducting strip, the bayonet socket includes vertical section, sets up in the horizontal segment of vertical section below and the slope section of intercommunication vertical section and horizontal segment. Through the improvement, set the bayonet socket to vertical section, slope section and the horizontal segment that has connected gradually to the slope section of bayonet socket extends the setting towards the intermediate position of conducting strip, during the use, at first arrange the pin of inductance in vertical section in, move to the horizontal segment by the slope section again and make the pin joint of inductance can accomplish the cooperation between inductance and the conducting strip in the horizontal segment and be connected, and the installation is convenient with the dismantlement, and the stability of connecting is high, long service life.

As an improvement of the utility model, the connecting portion set up the one end at the conducting strip, the conducting strip other end is provided with the lug, the conducting strip storage tank seted up with lug complex notch. Through the improvement, the conducting strip is convenient to disassemble and assemble, and the conducting strip has the characteristic of convenience in maintenance.

As an improvement of the utility model, the columnar structure of connecting portion terminal surface before the protrusion is the conducting strip, be provided with the tooth edge that the tooth height reduces in proper order from top to bottom on a conducting strip side end face, through tooth edge and the cooperation of conducting strip storage tank make the conducting strip fix in the conducting strip storage tank. Through the improvement, the production and processing are convenient, and the manufacturing is convenient; during the use, insert the conducting strip in the conducting strip storage tank, the tooth edge that the tooth height is low advanced goes into until the tooth edge that the tooth height is higher relatively offsets with the conducting strip storage tank inboard surface and can make the conducting strip fix in the conducting strip storage tank, has the characteristics that make things convenient for the dismouting, connection stability is high.

As an improvement of the utility model, the carbon brush subassembly includes the carbon brush seat and connects the carbon brush on the carbon brush seat, set up on the carbon brush seat with connecting portion complex mating holes. Through the improvement, the structure has the characteristic of reasonable layout.

As an improvement of the utility model, the binding post is connected with electric capacity and inductance through the welded mode. Through the improvement, the connection structure has the characteristics of stable connection and production cost reduction.

As an improvement of the utility model, the mode that binding post passes through the lock joint is connected with electric capacity and inductance. Through the improvement, the device has the characteristics of convenience in disassembly and assembly and convenience in maintenance.

As an improvement of the utility model, the quantity of binding post, carbon brush subassembly, electric capacity, inductance and conducting strip is two sets of respectively to be the arrangement of structure symmetry to binding post on. Through the improvement, the structural layout is reasonable.

As an improvement of the utility model, the last accommodation space with binding post, carbon brush subassembly, electric capacity and inductance complex of having seted up respectively of binding post. Through the improvement, the device has the characteristics of reducing the assembly space and being beneficial to the miniaturization of the device.

As an improvement of the present invention, the insulating end cap is provided with a lead slot for the capacitor grounding end lead to be worn out. Through the improvement, the assembly space is further reduced, and meanwhile, the structural layout is reasonable, and the service life is prolonged.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a perspective view of the present invention.

Fig. 3 is an enlarged schematic view of a structure in fig. 2 according to the present invention.

Fig. 4 is a schematic diagram of the conductive sheet structure of the present invention.

Shown in the figure: 1. an insulating end cap; 101. a conductive sheet accommodating groove; 102. a recess; 103. a lead slot; 2. a wiring terminal; 3. a carbon brush assembly; 31. a carbon brush holder; 311. a mating hole; 32. a carbon brush; 4. a capacitor; 5. an inductance; 6. a conductive sheet; 61. a connecting portion; 62. a bayonet; 63. lugs, 64, tooth rim.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Please refer to fig. 1-4, the utility model discloses a motor end cover, including insulating end cover 1 and set up binding post 2, carbon brush subassembly 3, electric capacity 4 and inductance 5 on insulating end cover 1, binding post 2 is connected with

electric capacity

4 and 5 one ends of inductance respectively, and the electric capacity 4 other end passes through lead wire ground connection, the inductance 5 other end is connected on conducting strip 6, set up the conducting strip storage tank 101 that is used for holding conducting strip 6 on insulating end cover 1, be provided with the bayonet 62 that is used for connecting the connecting portion 61 of carbon brush subassembly 3 and is connected with inductance 5 pin on conducting strip 6.

After the structure more than adopting, the utility model discloses a motor end cover compares with prior art, has following advantage: the conducting strip 6 is used for conducting the electric connection between the inductor 5 and the carbon brush component 3, and has the characteristics of stable connection and reliable operation; the insulating end cover 1 is provided with a conducting strip accommodating groove 101 for accommodating the conducting strip 6, so that the assembling space is reduced; set up the bayonet socket 62 that is used for connecting portion 61 of 3 of carbon brush group and connection inductance 5 pin on conducting strip 6, make things convenient for user of service dismouting carbon brush subassembly 3 and inductance 5, when being connected with inductance 5 pin for inductance 5 pin gets into bayonet socket interior joint and can realize the rigidity, has the effect of conveniently connecting promotion stability, and the life of extension fixture is lived.

Referring to fig. 2-4, an opening of the bayonet 62 is disposed on an upper end surface of the conductive sheet 6, and the bayonet 62 includes a vertical section 621, a horizontal section 623 disposed below the vertical section 621, and an inclined section 622 communicating the vertical section 621 and the horizontal section 623. Set bayonet 62 to have vertical section 621, slope section 622 and horizontal segment 623 that connect gradually, and slope section 623 extends the setting towards the intermediate position of conducting strip 6, during the use, arrange inductance 5's pin in vertical section 621 at first, move to the horizontal segment 623 by slope section 622 again and make inductance 2's pin joint can accomplish the cooperation between inductance 5 and the conducting strip 6 in the horizontal segment 623 and be connected, the installation is convenient with the dismantlement, the stability of connection is high, long service life

Referring to fig. 3-4, the connecting portion 61 is disposed at one end of the conductive sheet 6, the other end of the conductive sheet 6 is disposed with a protrusion 63, and the conductive sheet receiving slot 101 is disposed with a notch 102 engaged with the protrusion 63. Through the improvement, the conducting strip 6 is convenient to disassemble and assemble, and the device has the characteristic of convenient maintenance. The connecting portion 61 is a columnar structure protruding from the front end face of the conductive sheet 6, a tooth edge 64 with tooth heights sequentially reduced is arranged on the end face of one side of the conductive sheet 6 from top to bottom, and the conductive sheet 6 is fixed in the conductive sheet accommodating groove 101 through the cooperation of the tooth edge 64 and the conductive sheet accommodating groove 101. Through the improvement, the production and processing are convenient, and the manufacturing is convenient; during the use, insert conducting strip 6 in conducting strip storage tank 101, the tooth edge 64 that the tooth height is low is advanced to go into until tooth edge 64 that the tooth height is higher relatively offsets with the inside surface of conducting strip storage tank 101 and can make conducting strip 6 fix in conducting strip storage tank 101, has the characteristics that make things convenient for the dismouting, connection stability is high.

Referring to fig. 1, the carbon brush assembly 3 includes a carbon brush holder 31 and a carbon brush 32 connected to the carbon brush holder 31, and the carbon brush holder 31 is provided with a matching hole 311 matching with the connecting portion 61. Through the improvement, the structure has the characteristic of reasonable layout.

Referring to fig. 1, the connection terminal 2 is connected to the capacitor 4 and the inductor 5 by soldering. Through the improvement, the connection structure has the characteristics of stable connection and production cost reduction.

Referring to fig. 1, the connection terminal 2 is connected to the capacitor 4 and the inductor 5 by means of a snap connection. Through the improvement, the device has the characteristics of convenience in disassembly and assembly and convenience in maintenance. The number of the wiring terminal 2, the number of the carbon brush assembly 3, the number of the capacitor 4, the number of the inductor 5 and the number of the conducting strips 6 are two, and the two groups are symmetrically arranged on the wiring terminal 2. Through the improvement, the structural layout is reasonable. And the wiring terminal 2 is respectively provided with an accommodating space matched with the wiring terminal 2, the carbon brush assembly 3, the capacitor 4 and the inductor 5. Through the improvement, the device has the characteristics of reducing the assembly space and being beneficial to the miniaturization of the device. And the insulating end cover 1 is provided with a lead groove 103 for a lead of a grounding end of the capacitor 4 to penetrate out. Through the improvement, the assembly space is further reduced, and meanwhile, the structural layout is reasonable, and the service life is prolonged.

The working principle is as follows: during the installation, the staff is through the lead wire with binding post 2 connection electric capacity 4 and

inductance

5, and 5 other ends of inductance pass through pin connection to conducting

strip

6, 5 other end pins of inductance are put into by bayonet 62's vertical section 621 when being connected with conducting strip 6 and are pushed the horizontal segment 623 by slope section 621 and make the pin joint in the horizontal segment 623, it is further, the user of service is connected carbon brush seat 31 with conducting strip 6, should make connecting portion 61 on the conducting strip 6 pass the mating holes 311 setting on carbon brush seat 31, carbon brush seat 31 is connected the back with conducting strip 6 and is inserted conducting strip storage tank 101 on the insulating end cover 1 with conducting strip 6.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a motor end cover, includes insulating end cover (1) and sets up binding post (2), carbon brush subassembly (3), electric capacity (4) and inductance (5) on insulating end cover (1), binding post (2) are connected with electric capacity (4) and inductance (5) one end respectively, and electric capacity (4) other end passes through lead wire ground connection, its characterized in that: the other end of the inductor (5) is connected to the conducting strip (6), a conducting strip accommodating groove (101) used for accommodating the conducting strip (6) is formed in the insulating end cover (1), and a connecting portion (61) used for connecting the carbon brush assembly (3) and a bayonet (62) connected with pins of the inductor (5) are arranged on the conducting strip (6).

2. A motor end cap in accordance with claim 1, wherein: the opening part of bayonet socket (62) sets up in the up end of conducting strip (6), bayonet socket (62) include vertical section (621), set up horizontal segment (623) in vertical section (621) below and communicate inclined section (622) of vertical section (621) and horizontal segment (623).

3. A motor end cap in accordance with claim 1, wherein: the connecting portion (61) is arranged at one end of the conducting strip (6), a convex block (63) is arranged at the other end of the conducting strip (6), and a notch (102) matched with the convex block (63) is formed in the conducting strip accommodating groove (101).

4. A motor end cap in accordance with claim 1, wherein: connecting portion (61) are the columnar structure of protrusion in terminal surface before conducting strip (6), be provided with tooth edge (64) that the tooth height reduces in proper order from top to bottom on conducting strip (6) a side end face, through tooth edge (64) and conducting strip storage tank (101) cooperation make conducting strip (6) fix in conducting strip storage tank (101).

5. A motor end cap in accordance with claim 1, wherein: the carbon brush assembly (3) comprises a carbon brush seat (31) and a carbon brush (32) connected to the carbon brush seat (31), and the carbon brush seat (31) is provided with a matching hole (311) matched with the connecting part (61).

6. A motor end cap in accordance with claim 1, wherein: the wiring terminal (2) is connected with the capacitor (4) and the inductor (5) in a welding mode.

7. A motor end cap in accordance with claim 1, wherein: the wiring terminal (2) is connected with the capacitor (4) and the inductor (5) in a buckling mode.

8. A motor end cap in accordance with claim 1, wherein: the number of the wiring terminal (2), the number of the carbon brush assembly (3), the number of the capacitor (4), the number of the inductor (5) and the number of the conducting strips (6) are respectively two, and the wiring terminal (2) is arranged symmetrically.

9. A motor end cap in accordance with claim 1, wherein: and the wiring terminal (2) is respectively provided with an accommodating space matched with the wiring terminal (2), the carbon brush assembly (3), the capacitor (4) and the inductor (5).

10. A motor end cap in accordance with claim 1, wherein: and the insulating end cover (1) is provided with a lead slot (103) for a lead of the grounding end of the capacitor (4) to penetrate out.