WO2022095442A1

WO2022095442A1 - Anti-interference structure for motor of washing pump

Info

Publication number: WO2022095442A1
Application number: PCT/CN2021/098270
Authority: WO
Inventors: 杨国庆; 袁轶超
Original assignee: 浙江真奇汽车零部件有限公司
Priority date: 2020-11-05
Filing date: 2021-06-04
Publication date: 2022-05-12
Also published as: CN213305193U

Abstract

Provided is an anti-interference structure for a motor of a washing pump, belonging to the field of automobile accessories. The anti-interference structure solves the problem of an existing anti-interference structure being inconvenient to assemble. The anti-interference structure for a motor of a washing pump involves a washing pump, which comprises a housing and two copper insertion sheets fixedly arranged in the housing, each copper insertion sheet comprising a horizontally arranged insertion strip, the two insertion strips being arranged in parallel, and each insertion strip being provided with a plug sheet matching a motor; the anti-interference structure comprises three capacitors arranged in the housing, wherein all three capacitors are arranged between the two insertion strips, and the three capacitors are distributed at intervals in the length direction of the insertion strips; and the two insertion strips are each provided with three horizontally penetrating through holes, movable ends of two pins of each capacitor penetrate the two corresponding through holes respectively, the movable ends are bent towards one side to form bent portions, the housing is provided with baffle members on two opposite sides of the two insertion strips, and two sides of the three bent portions on the same side are pressed on the corresponding insertion strip and the baffle members respectively. The anti-interference structure for a motor of a washing pump is convenient to assemble.

Description

Anti-interference structure of washing pump motor

technical field

The utility model belongs to the field of auto parts and relates to a washing pump motor, in particular to an anti-interference structure of the washing pump motor.

Background technique

The washer is a vehicle part that is installed on the car and cooperated with the wiper to clean the windshield. At present, the electric washer is widely used in the car. By installing the washer pump inside the washer, the electric motor drives the washer pump to run. to spray the washing liquid.

technical problem

In order to avoid the motor from being disturbed, three capacitors are generally connected to the copper tabs of the motor. In the actual installation, the two pins of the capacitor are fixed to the copper insert by welding, and in order to prevent the capacitor from shifting, the main body of the capacitor needs to be fixed after welding, and the operation steps are many and cumbersome.

technical solutions

The purpose of this utility model is to solve the above-mentioned problems in the existing technology, and proposes an anti-interference structure of a washing pump motor that is easy to assemble.

The purpose of the utility model can be achieved through the following technical solutions: the anti-interference structure of the washing pump motor, the washing pump includes a casing and two copper inserts fixed in the casing, the copper inserts include horizontally arranged inserts, and the two inserts The positions of the strips are juxtaposed, and the inserts are provided with plug pieces for matching with the motor. The anti-interference structure includes three capacitors arranged in the housing, and is characterized in that the three capacitors are all arranged between the two inserts, and The three capacitors are distributed at intervals along the length of the inserts; the two inserts are provided with three through holes that penetrate horizontally, and the active ends of the two pins of the capacitors respectively pass through the corresponding two through holes, and the active ends are bent to one side. A bending part is formed, and baffles are formed on the opposite sides of the two inserts, and the two sides of the three bending parts on the same side are respectively pressed against the corresponding inserts and baffles. on the piece.

The bent part on the capacitor pin is clamped between the insert and the baffle, which keeps the pins and the copper insert in stable and good contact, and simultaneously positions the three capacitors, which effectively reduces the installation process. , easy to assemble, and at the same time, the capacitor positioning and the contact between the capacitor pins and the copper inserts do not need to rely on the structure other than the washing pump, which can effectively reduce the investment of parts and components, so as to further facilitate the assembly, and has the advantage of simple structure.

In the above-mentioned anti-interference structure of the washing pump motor, the above-mentioned baffle member includes a long block and a short block integrally formed on the inner wall of the casing, and the long block and the short block are distributed along the length direction of the insert, located at Among the three bending parts on the same side, one of the bending parts is pressed against the short block, and the other two are pressed against the long block.

In the above-mentioned anti-interference structure of the washing pump motor, the inner wall of the casing is integrally formed with a pressure block 1 and a pressure block 2 on both sides of each insert, and the pressure block 2 is located between the corresponding short block and long block. The first and second pressure blocks and the inner wall of the casing form a guide groove whose shape and size are matched with the insert, and the middle of the insert is inserted into the guide groove. The guide groove is designed to limit the position of the insert, so that the pins can be installed in place at one time to further improve the convenience of assembly.

In the above-mentioned anti-interference structure of the washing pump motor, the two side walls of the pressing block 1 and the pressing block 2 facing each other are provided with obliquely arranged lead-in surfaces, and the lead-in surfaces extend to the edge of the notch of the guide groove, so as to align the inserts. Insert to guide.

In the above-mentioned anti-interference structure of the washing pump motor, the length of the first pressure block is greater than that of the second pressure block, and both the short block and the long stop face the first pressure block.

In the above-mentioned anti-interference structure of the washing pump motor, both ends of the first pressure block are bent in the direction of the second pressure block to form a limit portion, and the two end faces of the insert are respectively pressed against the corresponding limit portions to further limit the position. Inserts for easy assembly.

beneficial effect

Compared with the prior art, the anti-interference structure of the washing pump motor has the following advantages:

1. The bent part of the capacitor pin is clamped between the insert and the baffle. While the pin and the copper insert are always kept stable and in good contact, the three capacitors can be positioned at the same time, which effectively reduces the The installation process is easy to assemble, and at the same time, the capacitor positioning and the contact between the capacitor pins and the copper inserts do not need to rely on the structure other than the washing pump, which can effectively reduce the investment of parts and components, so as to further facilitate the assembly, and has the advantage of simple structure.

2. Design guide grooves to limit the position of the inserts, so that the pins can be installed in place at one time, so as to further improve the convenience of assembly.

Description of drawings

FIG. 1 is a perspective view of the anti-interference structure of the washing pump motor.

FIG. 2 is a cross-sectional structural schematic diagram of the anti-interference structure of the washing pump motor.

Figure 3 is a schematic diagram of the position structure of the cutting.

FIG. 4 is a schematic diagram of the installation structure of the bending part.

In the figure, 1, cover; 1a, long stop; 1b, short stop; 1c, pressure block one; 1c1, limit part; 1d, pressure block two; 1e, lead-in surface; 2, copper insert; 2a , Inserts; 2b, plug pieces; 3, capacitors; 3a, pins; 3b, bending parts.

BEST MODE FOR CARRYING OUT THE INVENTION

The following are specific embodiments of the present utility model combined with the accompanying drawings to further describe the technical solutions of the present utility model, but the present utility model is not limited to these embodiments.

As shown in FIGS. 1 and 2 , in the anti-interference structure of the washing pump motor, the washing pump includes a casing 1 and two copper inserts 2 fixed in the casing 1 . The copper insert 2 includes a insert 2a horizontally arranged in the housing 1, the insert 2a is straight, the two inserts 2a are juxtaposed, and the middle of the insert 2a has a plug 2b for mating with the motor. In the actual product, one of the copper inserts 2 is the positive electrode and the other is the negative electrode.

The anti-interference structure includes three capacitors 3 arranged in the casing 1 , and the capacitors 3 are common products, which can be obtained in the market. As shown in FIG. 2 , FIG. 3 and FIG. 4 , the three capacitors 3 are all disposed between the two inserts 2a, and the three capacitors 3 are distributed at intervals along the length direction of the inserts 2a. The two inserting strips 2a are provided with three through holes which penetrate horizontally, and the two pins 3a of the capacitor 3 are arranged horizontally and are arranged on both sides of the main body of the capacitor 3 . The movable ends of the two pins 3a of the capacitor 3 respectively pass through the corresponding two through holes, and the movable ends are bent to one side to form a bent portion 3b, and the cover 1 is formed with baffles on the opposite sides of the two inserts 2a. and the two sides of the three bent portions 3b on the same side are pressed against the corresponding insert strips 2a and the baffle member respectively. The bent portion 3b on the pin 3a of the capacitor 3 is clamped between the insert 2a and the baffle member, so that the pin 3a and the copper insert 2 are always kept stable and in good contact, and the three capacitors 3 are simultaneously realized. Positioning can effectively reduce the installation process and facilitate assembly. At the same time, the positioning of the capacitor 3 and the contact between the pin 3a of the capacitor 3 and the copper insert 2 do not need to rely on the structure other than the washing pump, which can effectively reduce the investment of parts and components to further facilitate assembly. The advantage of simple structure.

In this embodiment, as shown in FIGS. 2 and 3 , the baffle member includes a long block 1a and a short block 1b integrally formed on the inner wall of the housing 1, and the long block 1a and the short block 1b are inserted along the The strips 2a are distributed along the length direction, and are located in the three bent portions 3b on the same side, one of the bent portions 3b is pressed against the short block 1b, and the other two bent portions 3b are pressed against the long block 1a. Naturally, it is also possible for the baffle member to be an integral plate member.

As shown in Figures 2 and 3, the inner wall of the housing 1 is integrally formed with a pressure block 1c and a pressure block 2 1d on both sides of each insert 2a, and the pressure block 2 1d is located at the corresponding short block 1b and long block Between the blocks 1a, the first pressure block 1c, the second pressure block 1d and the inner wall of the housing 1 form a guide groove whose shape and size match the insert 2a, and the middle of the insert 2a is inserted into the guide groove. A guide groove is designed to limit the position of the insert strip 2a, so that the pin 3a can be installed in place at one time, so as to further improve the convenience of assembly. It is further explained that the two opposite side walls of the pressing block 1c and the pressing block 2 1d are provided with obliquely arranged lead-in surfaces 1e, and the lead-in surfaces 1e extend to the edge of the guide groove to guide the insertion of the insert 2a. . The length of the first pressure block 1c is greater than that of the second pressure block 1d, and the short block 1b and the long stopper 1a are both facing the pressure block one 1c, and both ends of the pressure block one 1c are bent in the direction of the second pressure block 1d to form a limit part 1c1, and the two end faces of the insert strip 2a are respectively pressed against the corresponding limiting portions 1c1, so as to further limit the insert strip 2a and facilitate assembly.

The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art of the present invention can make various modifications or supplements to the described specific embodiments or replace them in similar ways, but will not deviate from the spirit of the present invention or go beyond the appended claims the defined range.

Claims

The anti-interference structure of the washing pump motor, the washing pump comprises a casing (1) and two copper inserts (2) fixed in the casing (1), the copper inserts (2) include horizontally arranged inserts (2a), The positions of the two inserts (2a) are juxtaposed, and the inserts (2a) are provided with a plug piece (2b) for matching with the motor. The anti-interference structure includes three capacitors (3) arranged in the casing (1), It is characterized in that the three capacitors (3) are arranged between the two inserts (2a), and the three capacitors (3) are distributed at intervals along the length direction of the inserts (2a); The three through holes are horizontally penetrated, the movable ends of the two pins (3a) of the capacitor (3) respectively pass through the corresponding two through holes, and the movable ends are bent to one side to form a bent portion (3b), and the casing (1) ) Baffles are formed on the opposite sides of the two inserts (2a), and the two sides of the three bending parts (3b) on the same side are respectively pressed against the corresponding inserts (2a) and baffle pieces.
The anti-interference structure of the washing pump motor according to claim 1, characterized in that the baffle member comprises a long block (1a) and a short block (1b) integrally formed on the inner wall of the casing (1), and The long block (1a) and the short block (1b) are distributed along the length of the insert (2a) and are located in the three bending parts (3b) on the same side, one of which is pressed against the short On the stopper (1b), the other two bent parts (3b) are pressed against the long stopper (1a).
The anti-interference structure of the washing pump motor according to claim 2, wherein the inner wall of the casing (1) is integrally formed with a pressing block (1c) and a pressing block two (2) on both sides of each insert (2a). 1d), the second pressure block (1d) is located between the corresponding short block (1b) and the long stop (1a), between the pressure block one (1c), the pressure block two (1d) and the inner wall of the housing (1) A guide groove whose shape and size are matched with the insert strip (2a) is formed, and the middle part of the insert strip (2a) is inserted into the guide groove.
The anti-interference structure of the washing pump motor according to claim 3, characterized in that the two opposite side walls of the first pressure block (1c) and the second pressure block (1d) are provided with inclined introduction surfaces (1e) , and the lead-in surface (1e) extends to the edge of the guide groove slot.
The anti-interference structure of the washing pump motor according to claim 3 or 4, characterized in that the length of the first pressure block (1c) is greater than that of the second pressure block (1d), and the short stopper (1b) and the long stopper (1a) Both are facing block one (1c).
The anti-interference structure for a washing pump motor according to claim 5, characterized in that both ends of the first pressing block (1c) are bent in the direction of the second pressing block (1d) to form a limit portion (1c1), and the inserts ( 2a) The two end faces are respectively pressed against the corresponding limit parts (1c1).