CN216994236U

CN216994236U - Prevent automatic car motor brush of inductance of worm wheel wearing and tearing

Info

Publication number: CN216994236U
Application number: CN202123329273.5U
Authority: CN
Inventors: 赵先魁
Original assignee: Kunshan Avo Motor Co ltd
Current assignee: Kunshan Avo Motor Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-19
Anticipated expiration: 2031-12-28

Abstract

The utility model provides an inductance automatic automobile motor brush capable of preventing worm wheel abrasion, which comprises a motor brush assembly and a heat dissipation mechanism, wherein the motor brush assembly comprises a motor body, a connecting plate, a sealing shell, a worm body and a worm wheel body; the heat dissipation mechanism comprises a heat dissipation plate, a heat conduction pipe, a pipe body, a cold conduction block, a refrigeration piece, a temperature sensor and a PLC (programmable logic controller); according to the utility model, the heat of the lubricating liquid in the sealing shell is absorbed by the heat conduction pipe, and then the heat absorbed by the heat conduction pipe is led out to the outside through the heat dissipation plate, so that the heat dissipation efficiency of the worm wheel and the worm is improved, then the temperature data in the sealing shell is detected by the temperature sensor, and when the temperature data detected by the temperature sensor reaches a threshold value, the temperature of the cold end of the refrigerating sheet is led out to the inside of the sealing shell through the cold conducting block, so that the lubricating liquid in the sealing shell is refrigerated, the influence of high temperature on the worm wheel is further reduced, and the service life of the electric wiper is ensured.

Description

Prevent automatic car motor brush of inductance of worm wheel wearing and tearing

Technical Field

The utility model relates to the technical field of automobile wipers, in particular to an inductance automatic automobile motor brush capable of preventing worm wheel abrasion.

Background

The wiper is an important accessory installed on the windshield, and is used for sweeping rain, snow and dust which obstruct the view on the windshield glass, the electric windshield wiper is driven by a motor and generally comprises a wiping brush arm, a wiping brush assembly, a rubber brush, a brush support, a wiping brush arm mandrel, a wiper bottom plate, a motor, a speed reducing mechanism, a driving rod system, a driving rod hinge, a wiper switch knob and the like;

traditional inductance automatic automobile electric wiper is when using, because worm wheel and worm can produce a large amount of heats in long-time work to lead to the worm wheel under the state of high temperature and take place serious wearing and tearing easily between the worm, and then influenced electric wiper's life, for this reason, provide one kind and prevent inductance automatic automobile motor brush of worm wheel wearing and tearing.

SUMMERY OF THE UTILITY MODEL

Accordingly, it is desirable to provide an induction automotive motor brush that is resistant to wear of the worm gear, which solves or alleviates the problems of the prior art, and which provides at least a useful alternative.

The technical scheme of the embodiment of the utility model is realized as follows: an inductance automatic automobile motor brush capable of preventing worm wheel abrasion comprises a motor brush assembly and a heat dissipation mechanism, wherein the motor brush assembly comprises a motor body, a connecting plate, a sealing shell, a worm body and a worm wheel body;

the heat dissipation mechanism comprises a heat dissipation plate, a heat conduction pipe, a pipe body, a cold conduction block, a refrigeration piece, a temperature sensor and a PLC (programmable logic controller);

one side fixedly connected with connecting plate of motor body, one side fixedly connected with seal shell of connecting plate, one side fixedly connected with heating panel of seal shell, one side fixedly connected with heat pipe of heating panel, the one end of heat pipe runs through inside wall and the opposite side of fixed connection in heating panel of seal shell, the lower surface middle part fixedly connected with body of seal shell, the inside wall top fixedly connected with of body leads cold block, the bottom of leading cold block bonds in the cold junction of refrigeration piece, temperature sensor is installed to inside wall one side of seal shell.

Further preferably, an output shaft of the motor body penetrates through the inner side wall of the connecting plate and is fixedly connected with a worm body, the outer side wall of the worm body is connected with a worm wheel body in a meshing manner, and one end of the worm wheel body is rotatably connected to the inner side wall of the sealing shell through a bearing; the worm body is driven to rotate by the output shaft of the motor body.

Preferably, one side of the inner side wall of the sealing shell is fixedly connected with a supporting block, and bristles are uniformly bonded on one side of the supporting block; the rotating worm body is brushed by the brush hair.

Preferably, the middle part of the upper surface of the worm wheel body is fixedly connected with a transmission shaft, and one end of the transmission shaft penetrates through the inner side wall of the sealing shell; the transmission shaft is driven to rotate by the worm gear body.

Preferably, the heat end of the refrigerating sheet is bonded with a heat conducting block, the lower surface of the heat conducting block is provided with a heat radiating fan, and the bottom of the inner side wall of the pipe body is fixedly connected with a dust screen; the heat conducting block absorbs the temperature of the hot end of the refrigerating sheet.

Further preferably, the lower surface of the sealing shell is fixedly connected with a shell, and a PLC (programmable logic controller) is installed on one side of the inner side wall of the shell; through installing the PLC controller in the inside of casing, increased the stability of PLC controller in work.

Preferably, the other side of the inner side wall of the shell is uniformly provided with a relay, and the electrical output end of the PLC is electrically connected with the electrical input end of the relay through a wire; and the opening and closing of the relay are controlled by the PLC.

Preferably, the signal output end of the temperature sensor is electrically connected to the signal input end of the PLC controller through a wire, and the electrical output end of the relay is electrically connected to the electrical input ends of the refrigeration sheet and the heat dissipation fan through a wire; and receiving data of the temperature sensor through the PLC.

Due to the adoption of the technical scheme, the embodiment of the utility model has the following advantages: the utility model absorbs the heat of the lubricating liquid in the sealing shell through the heat conduction pipe, then leads the heat absorbed by the heat conduction pipe out to the outside through the heat dissipation plate, thereby improving the heat dissipation efficiency of the worm wheel and the worm, then detects the temperature data in the sealing shell through the temperature sensor, and leads the temperature of the cold end of the refrigerating sheet out to the inside of the sealing shell through the cold conduction block when the temperature data detected by the temperature sensor reaches the threshold value, thereby refrigerating the lubricating liquid in the sealing shell, further reducing the influence of high temperature on the worm wheel, and ensuring the service life of the electric wiper.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic longitudinal sectional view of the present invention;

fig. 4 is a schematic sectional view of the housing of the present invention.

Reference numerals: 1. a motor brush assembly; 2. a heat dissipation mechanism; 101. an electric machine body; 102. a connecting plate; 103. sealing the shell; 104. a worm body; 105. a worm gear body; 201. a heat dissipation plate; 202. a heat conduction pipe; 203. a pipe body; 204. a cold conducting block; 205. refrigerating plates; 206. a temperature sensor; 207. a PLC controller; 41. a housing; 42. a drive shaft; 43. a heat conducting block; 44. a heat dissipation fan; 45. a dust screen; 46. a relay; 47. brushing; 48. and (7) a supporting block.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 4, an embodiment of the present invention provides an inductance automatic automobile motor brush for preventing worm wheel abrasion, which includes a motor brush assembly 1 and a heat dissipation mechanism 2, where the motor brush assembly 1 includes a motor body 101, a connection plate 102, a seal housing 103, a worm body 104, and a worm wheel body 105;

the heat dissipation mechanism 2 comprises a heat dissipation plate 201, a heat conduction pipe 202, a pipe body 203, a cold conduction block 204, a refrigeration piece 205, a temperature sensor 206 and a PLC 207;

one side fixedly connected with connecting plate 102 of motor body 101, one side fixedly connected with seal shell 103 of connecting plate 102, one side fixedly connected with heating panel 201 of seal shell 103, one side fixedly connected with heat pipe 202 of heating panel 201, inside wall and the opposite side of fixedly connected with heating panel 201 of seal shell 103 are run through to the one end of heat pipe 202, the lower surface middle part fixedly connected with body 203 of seal shell 103, the inside wall top fixedly connected with of body 203 leads cold block 204, the bottom of leading cold block 204 bonds in the cold junction of refrigeration piece 205, temperature sensor 206 is installed to inside wall one side of seal shell 103.

In one embodiment, the output shaft of the motor body 101 penetrates through the inner side wall of the connecting plate 102 and is fixedly connected with a worm body 104, the outer side wall of the worm body 104 is engaged with a worm wheel body 105, and one end of the worm wheel body 105 is rotatably connected with the inner side wall of the sealing shell 103 through a bearing; the output shaft of the motor body 101 drives the worm body 104 to rotate, and the rotating worm body 104 drives the worm wheel body 105 to rotate.

In one embodiment, a supporting block 48 is fixedly connected to one side of the inner side wall of the sealing shell 103, and bristles 47 are uniformly adhered to one side of the supporting block 48; the brush bristles 47 brush the rotating worm body 104, thereby preventing foreign objects from being attached to the worm body 104.

In one embodiment, the middle of the upper surface of the worm gear body 105 is fixedly connected with the transmission shaft 42, and one end of the transmission shaft 42 penetrates through the inner side wall of the sealing shell 103; the transmission shaft 42 is driven to rotate by the worm gear body 105, so that the wiper is driven to work.

In one embodiment, the heat end of the refrigeration sheet 205 is bonded with a heat conducting block 43, the lower surface of the heat conducting block 43 is provided with a heat dissipation fan 44, and the bottom of the inner side wall of the tube body 203 is fixedly connected with a dust screen 45; the heat conducting block 43 absorbs the temperature of the hot end of the refrigerating sheet 205, and then the heat conducting block 43 is radiated by the working heat radiation fan 44.

In one embodiment, the lower surface of the sealing shell 103 is fixedly connected with the housing 41, and the PLC controller 207 is installed on one side of the inner side wall of the housing 41; by mounting the PLC controller 207 inside the housing 41, the stability of the PLC controller 207 in operation is increased.

In one embodiment, the relay 46 is uniformly installed on the other side of the inner side wall of the housing 41, and the electrical output end of the PLC controller 207 is electrically connected to the electrical input end of the relay 46 through a wire; the opening and closing of the relay 46 is controlled by the PLC controller 207.

In one embodiment, the signal output terminal of the temperature sensor 206 is electrically connected to the signal input terminal of the PLC controller 207 through a wire, and the electrical output terminal of the relay 46 is electrically connected to the electrical input terminals of the cooling plate 205 and the heat dissipation fan 44 through a wire; the PLC 207 receives the data of the temperature sensor 206, and the relay 46 controls the on and off of the heat dissipation fan 44 and the refrigerating sheet 205.

The utility model is in operation: the utility model drives the worm body 104 to rotate through the output shaft of the motor body 101, the rotating worm body 104 drives the worm body 105 to rotate, the rotating worm body 105 drives the transmission shaft 42 to rotate, thereby driving the wiper to work, then the lubricating fluid in the sealed shell 103 absorbs the heat generated when the worm body 104 and the worm body 105 work, then the heat of the lubricating fluid is absorbed through the heat conduction pipe 202, then the temperature absorbed by the heat conduction pipe 202 is led out to the outside through the heat dissipation plate 201, thereby the heat dissipation work is carried out in the sealed shell 103, then the temperature data of the lubricating fluid in the sealed shell 103 is detected through the temperature sensor 206, then the data of the temperature sensor 206 is received through the PLC 207, when the temperature data detected by the temperature sensor 206 reaches the threshold value, the relay 46 is started to work through the PLC 207, and the working relay 46 starts the refrigeration piece 205 and the heat dissipation fan 44 to work, then derive the temperature of refrigeration piece 205 cold junction to the inside of sealed shell 103 through leading cold mass 204, thereby carry out refrigeration work to the lubricated liquid in the sealed shell 103, then absorb the temperature of refrigeration piece 205 hot junction through heat conduction piece 43, then carry out heat dissipation work to heat conduction piece 43 through the heat dissipation fan 44 of work, thereby the influence of high temperature to worm wheel body 105 has been reduced, then brush the work to pivoted worm body 104 through the brush hair 47 that sets up, thereby debris condition on worm body 104 has been avoided taking place, this device has not only improved the radiating efficiency to worm wheel and worm, and reduced the influence of high temperature to the worm wheel, the life of electric wiper has been guaranteed.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The utility model provides a prevent automatic car motor brush of inductance of worm wheel wearing and tearing, includes motor brush subassembly (1) and heat dissipation mechanism (2), its characterized in that: the motor brush assembly (1) comprises a motor body (101), a connecting plate (102), a sealing shell (103), a worm body (104) and a worm wheel body (105);

the heat dissipation mechanism (2) comprises a heat dissipation plate (201), a heat conduction pipe (202), a pipe body (203), a cold conduction block (204), a refrigeration sheet (205), a temperature sensor (206) and a PLC (programmable logic controller) (207);

one side fixedly connected with connecting plate (102) of motor body (101), one side fixedly connected with seal shell (103) of connecting plate (102), one side fixedly connected with heating panel (201) of seal shell (103), one side fixedly connected with heat pipe (202) of heating panel (201), the one end of heat pipe (202) runs through inside wall and the fixed connection in the opposite side of heating panel (201) of seal shell (103), lower surface middle part fixedly connected with body (203) of seal shell (103), inside wall top fixedly connected with of body (203) leads cold block (204), the bottom of leading cold block (204) bonds in the cold junction of refrigeration piece (205), temperature sensor (206) are installed to inside wall one side of seal shell (103).

2. The worm gear wear resistant inductive automotive motor brush of claim 1, wherein: an output shaft of the motor body (101) penetrates through the inner side wall of the connecting plate (102) and is fixedly connected with a worm body (104), the outer side wall of the worm body (104) is connected with a worm wheel body (105) in a meshed mode, and one end of the worm wheel body (105) is rotatably connected to the inner side wall of the sealing shell (103) through a bearing.

3. The worm gear wear resistant inductive automotive motor brush of claim 1, wherein: one side of the inner side wall of the sealing shell (103) is fixedly connected with a supporting block (48), and bristles (47) are uniformly bonded on one side of the supporting block (48).

4. The worm gear wear resistant inductive automotive motor brush of claim 1, wherein: the middle part of the upper surface of the worm wheel body (105) is fixedly connected with a transmission shaft (42), and one end of the transmission shaft (42) penetrates through the inner side wall of the sealing shell (103).

5. The worm gear wear resistant inductive automotive motor brush of claim 1, wherein: the hot junction bonding of refrigeration piece (205) has heat conduction piece (43), the lower surface mounting of heat conduction piece (43) has heat dissipation fan (44), the inside wall bottom fixedly connected with dust screen (45) of body (203).

6. The worm gear wear resistant, inductive automotive motor brush of claim 5, wherein: the lower surface fixedly connected with casing (41) of sealed shell (103), PLC controller (207) are installed to the inside wall one side of casing (41).

7. The worm gear wear resistant inductive automotive motor brush of claim 6, wherein: relay (46) are evenly installed to the inside wall opposite side of casing (41), the electrical output of PLC controller (207) passes through wire electric connection in the electrical input of relay (46).

8. The worm gear wear resistant, inductive automotive motor brush of claim 7, wherein: the signal output end of the temperature sensor (206) is electrically connected to the signal input end of the PLC (207) through a wire, and the electrical output end of the relay (46) is electrically connected to the electrical input ends of the refrigerating sheet (205) and the heat dissipation fan (44) through a wire.