CN220956605U - Brushless motor controller buffering protector - Google Patents

Abstract

The utility model relates to the technical field of brushless motor controllers, in particular to a buffer protection device of a brushless motor controller, which has the technical scheme that: including base and brushless motor controller, the base top surface is provided with the recess, base recess inner wall fixed mounting has the rubber pad all around, and one side that the base recess inner wall was kept away from to the rubber pad is provided with the fluting, brushless motor controller's edge inserts in the side fluting of rubber pad, brushless motor controller passes through rubber pad fixed mounting in the recess of base, base top surface fixed mounting has the apron, base and apron outside fixed mounting have buffer of moving away to avoid possible earthquakes, and the beneficial effect of the utility model is: the sponge cushion in the shock-absorbing buffer device is used for isolating dense vibration generated by the automobile engine, so that the shock-absorbing spring is prevented from resonating, the effect of effectively buffering relatively dense automobile vibration, protecting the brushless motor controller from being affected by the vibration is achieved, and the service life of the brushless motor controller is prolonged.

Description

A brushless motor controller buffer protection device

Technical Field

The utility model relates to the technical field of brushless motor controllers, in particular to a buffer protection device for a brushless motor controller.

Background technique

A brushless motor controller is an electronic device used to drive and control a brushless DC motor. In the field of automotive electronic fuel pump controllers, the brushless motor controller is used to drive and control the brushless motor in the automotive electronic fuel pump to achieve normal operation of the fuel pump. Since the vibration generated during the operation of the car can easily cause damage to the brushless motor controller, with the progress of my country's automobile manufacturing industry, a brushless motor controller buffer protection device has been further developed.

The prior art has the following deficiencies: traditional brushless motor controller buffer protection devices are mostly spring structures, and the energy generated by the elastic deformation of the spring weakens the impact force on the brushless motor controller during vehicle movement. However, during the operation of the vehicle, in addition to the impact force brought by the operation of the vehicle, the vibration generated by the operation of the vehicle engine will also be transmitted to the brushless motor controller along the steel frame structure of the vehicle. Since the vibration generated by the vehicle engine is a relatively dense vibration, the spring in the traditional buffer protection device is easily affected by the vibration and resonates, thereby losing its buffering effect on the vibration. Therefore, the traditional buffer protection device has the problem of being unable to buffer the relatively dense vehicle vibration, resulting in the brushless motor controller being easily damaged.

Therefore, it is necessary to invent a brushless motor controller buffer protection device.

Utility Model Content

To this end, the utility model provides a brushless motor controller buffer protection device, which isolates the dense vibrations generated by the automobile engine through the sponge pad in the shock-absorbing buffer device and avoids the resonance of the shock-absorbing spring, so as to solve the problem that the traditional buffer protection device cannot buffer the dense automobile vibrations, resulting in the brushless motor controller being easily damaged.

In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a brushless motor controller buffer protection device, comprising a base and a brushless motor controller, the top surface of the base is provided with a groove, rubber pads are fixedly installed around the inner wall of the base groove, a groove is provided on the side of the rubber pad away from the inner wall of the base groove, the edge of the brushless motor controller is inserted into the side groove of the rubber pad, the brushless motor controller is fixedly installed in the groove of the base through the rubber pad, a cover plate is fixedly installed on the top surface of the base, and a shock-absorbing buffer device is fixedly installed on the base and the outer side of the cover plate, and the shock-absorbing buffer device can alleviate the influence of vibration on the brushless motor controller of the car.

Preferably, the shock-absorbing and buffering device includes a sponge pad 1, a sponge pad 1 is bonded to the top surface of the cover plate, a sponge pad 1 is also bonded to the bottom surface of the base, and a plurality of circular holes penetrating the sponge pad 1 are arranged on a side of the sponge pad 1 away from the cover plate and the base.

Preferably, the shock-absorbing and buffering device comprises a second sponge pad, which is fixedly mounted on both sides of the outer walls of the cover plate and the base, and a circular hole penetrating the second sponge pad is arranged on one side of the second sponge pad away from the cover plate and the base.

Preferably, sponge pad 1 and sponge pad 2 in the shock-absorbing and buffering device completely fit the surface of the cover plate and the base, spring 1 is fixedly installed in the circular hole of sponge pad 1, and spring 2 is fixedly installed in the circular hole of sponge pad 2.

Preferably, the shock-absorbing and buffering device comprises a first shell and a second shell, wherein the first shell is fixedly mounted on the top surfaces of the first sponge pad and the second sponge pad, and the second shell is fixedly mounted on the bottom surfaces of the first sponge pad and the second sponge pad.

Preferably, an annular protrusion is provided at the edge of the top surface of the second shell, and an annular groove is provided at the edge of the bottom surface of the first shell. The annular protrusion of the second shell can be inserted into the annular groove of the first shell, and the first shell and the second shell are assembled and installed together through the annular protrusion and the annular groove.

Preferably, protrusions are provided on both sides of the cover plate and the base, and circular holes penetrating the cover plate and the base are provided on the convex top surfaces on both sides of the cover plate and the base.

Preferably, a mounting bolt is inserted into the circular hole on the cover plate, a nut is provided on the lower side of the circular hole of the base, the bolt and the nut are threadedly connected, and the cover plate and the base are fixed together by the bolt and the nut.

The beneficial effects of the utility model are as follows: the dense vibrations generated by the automobile engine are isolated by the sponge pad in the shock-absorbing buffer device, and the resonance of the shock-absorbing spring is avoided, so as to effectively buffer the dense automobile vibrations, protect the brushless motor controller from the influence of the vibration, and extend the service life of the brushless motor controller.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is an exploded view of a brushless motor controller buffer protection device provided by the present invention;

FIG2 is a diagram showing a use scenario of a brushless motor controller buffer protection device provided by the present invention;

FIG3 is a cross-sectional view of a brushless motor controller buffer protection device provided by the utility model;

FIG4 is an exploded view of a base and a cover plate of a brushless motor controller buffer protection device provided by the utility model;

FIG5 is a cross-sectional view of a base and a cover plate of a brushless motor controller buffer protection device provided by the present invention.

In the figure: cover plate 11, base 12, bolt 13, nut 14, rubber pad 15, sponge pad 1 21, sponge pad 2 22, spring 1 23, spring 2 24, housing 1 25, housing 2 26, brushless motor controller 3, electronic oil pump 4.

Detailed ways

The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

Example 1

As shown in Figures 1 and 4, a brushless motor controller buffer protection device in an embodiment of the first aspect of the utility model includes a base 12 and a brushless motor controller 3, the top surface of the base 12 is provided with a groove, and rubber pads 15 are fixedly installed around the inner wall of the groove of the base 12, and a groove is provided on the side of the rubber pad 15 away from the inner wall of the groove of the base 12, the edge of the brushless motor controller 3 is inserted into the side groove of the rubber pad 15, and the brushless motor controller 3 is fixedly installed in the groove of the base 12 through the rubber pad 15, and a cover plate 11 is fixedly installed on the top surface of the base 12, and a shock-absorbing buffer device is fixedly installed on the outer side of the base 12 and the cover plate 11, and the shock-absorbing buffer device can alleviate the influence of vibration on the brushless motor controller 3 of the car.

In the above embodiment, it should be noted that the base 12 is a plastic base, the groove height of the base 12 is equal to the thickness of the rubber pad 15, the rubber pad 15 has the function of fixing the brushless motor controller 3, and the rubber pad 15 has a certain shock-absorbing function. The cover plate 11 is a plastic cover plate, and the sponge pad in the shock-absorbing buffer device is used to isolate the dense vibration generated by the automobile engine and avoid the resonance of the shock-absorbing spring, so as to achieve the effect of effectively buffering the denser automobile vibration, protecting the brushless motor controller 3 from the influence of vibration, and extending the service life of the brushless motor controller 3.

Example 2

As shown in Figures 1 and 3, a brushless motor controller buffer protection device includes all the contents of Example 1. In addition, the shock-absorbing and buffering device includes a sponge pad 21, the top surface of the cover plate 11 is bonded with a sponge pad 21, and the bottom surface of the base 12 is also bonded with a sponge pad 21. A side of the sponge pad 21 away from the cover plate 11 and the base 12 is arranged with a plurality of circular holes penetrating the sponge pad 21. The shock-absorbing and buffering device includes a sponge pad 22, and the sponge pad 22 is fixedly mounted on both sides of the outer walls of the cover plate 11 and the base 12. A side of the sponge pad 22 away from the cover plate 11 and the base 12 is arranged with circular holes penetrating the sponge pad 22.

In the above embodiment, it should be noted that the cover plate 11 and the base 12 are wrapped by the sponge pad 1 21 and the sponge pad 2 22 to achieve the effect of isolating the dense vibration generated by the automobile engine.

Example 3

As shown in Figures 1 and 3, a brushless motor controller buffer protection device includes all the contents of Example 2. In addition, sponge pad 1 21 and sponge pad 2 22 in the shock-absorbing buffer device completely fit the surface of the cover plate 11 and the base 12, and a spring 1 23 is fixedly installed in the circular hole of the sponge pad 1 21, and a spring 24 is fixedly installed in the circular hole of the sponge pad 2 22.

In the above embodiment, it should be noted that spring one 23 and spring two 24 are metal shock-absorbing springs, and spring one 23 and spring two 24 are used to buffer the impact force generated during the movement of the car, so as to achieve the effect of reducing the vibration of the protective cover 11, the base 12 and the brushless motor controller 3 inside.

Example 4

As shown in Figures 1 to 3, a brushless motor controller buffer protection device includes all the contents of Example 3. In addition, the shock-absorbing buffer device includes a shell 25 and a shell 26. The shell 25 is fixedly installed on the top surfaces of sponge pads 1 21 and sponge pads 22, and the shell 2 26 is fixedly installed on the bottom surfaces of sponge pads 1 21 and sponge pads 22. The top edge of the shell 26 is provided with an annular protrusion, and the bottom edge of the shell 1 25 is provided with an annular groove. The annular protrusion of the shell 26 can be inserted into the annular groove of the shell 1 25, and the shell 1 25 and the shell 2 26 are installed together by splicing the annular protrusion with the annular groove.

In the above embodiment, it should be noted that both the housing 1 25 and the housing 2 26 are metal housings, and the housing 1 25 and the housing 2 26 are used to protect the internal shock-absorbing structure. The bottom surface of the housing 2 26 is fixedly mounted on the electronic oil pump 4.

Example 5

As shown in Figures 4 and 5, a brushless motor controller buffer protection device includes all the contents of Example 1. In addition, protrusions are provided on both sides of the cover plate 11 and the base 12, and the convex top surfaces on both sides of the cover plate 11 and the base 12 are provided with round holes penetrating the cover plate 11 and the base 12. Mounting bolts 13 are inserted into the round holes on the cover plate 11, and nuts 14 are provided on the lower side of the round holes of the base 12. The bolts 13 are threadedly connected with the nuts 14, and the cover plate 11 and the base 12 are fixedly installed together by the bolts 13 and the nuts 14.

In the above embodiment, it should be noted that the bolts 13 and the nuts 14 are both made of metal, and the bolts 13 and the nuts 14 are used to tightly connect the cover plate 11 and the base 12 .

The use process of the utility model is as follows: a person skilled in the art inserts the brushless motor controller 3 into the rubber pad 15 and fixes it in the base 12, covers the cover plate 11 and tightens the bolts 13 and the nuts 14, then fits the sponge pad 1 21 and the sponge pad 2 22 on the surface of the cover plate 11 and the base 12 and fixes them in the shell 1 25 and the shell 2 26. When the car engine is started, the sponge pad 1 21 and the sponge pad 2 22 isolate the dense vibration generated by the car engine and avoid the resonance of the spring 1 23 and the spring 2 24. When the car moves, the spring 1 23 and the spring 2 24 buffer the impact force generated by the car movement, so as to achieve the effect of reducing the vibration protection cover plate 11, the base 12 and the brushless motor controller 3 inside.

The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims (8)

1. A brushless motor controller buffer protection device, comprising a base (12) and a brushless motor controller (3), wherein the top surface of the base (12) is provided with a groove, and rubber pads (15) are fixedly installed around the inner wall of the groove of the base (12), and a groove is provided on the side of the rubber pad (15) away from the inner wall of the groove of the base (12), and the edge of the brushless motor controller (3) is inserted into the side groove of the rubber pad (15), and the brushless motor controller (3) is fixedly installed in the groove of the base (12) through the rubber pad (15), and a cover plate (11) is fixedly installed on the top surface of the base (12), characterized in that: a shock-absorbing buffer device is fixedly installed on the outer side of the base (12) and the cover plate (11), and the shock-absorbing buffer device can alleviate the influence of vibration on the brushless motor controller (3). 2. A brushless motor controller buffer protection device according to claim 1, characterized in that: the shock-absorbing buffer device includes a sponge pad (21), the top surface of the cover plate (11) is bonded with a sponge pad (21), the bottom surface of the base (12) is also bonded with a sponge pad (21), and a plurality of circular holes penetrating the sponge pad (21) are arranged on a side of the sponge pad (21) away from the cover plate (11) and the base (12). 3. A brushless motor controller buffer protection device according to claim 2, characterized in that: the shock-absorbing buffer device includes a second sponge pad (22), and the second sponge pad (22) is fixedly installed on both sides of the outer wall of the cover plate (11) and the base (12), and a circular hole penetrating the second sponge pad (22) is arranged on the side of the second sponge pad (22) away from the cover plate (11) and the base (12). 4. A brushless motor controller buffer protection device according to claim 3, characterized in that: sponge pad 1 (21) and sponge pad 2 (22) in the shock-absorbing buffer device completely fit the surface of the cover plate (11) and the base (12), a spring 1 (23) is fixedly installed in the circular hole of the sponge pad 1 (21), and a spring 2 (24) is fixedly installed in the circular hole of the sponge pad 2 (22). 5. A brushless motor controller buffer protection device according to claim 4, characterized in that: the shock-absorbing buffer device comprises a shell 1 (25) and a shell 2 (26), the shell 1 (25) is fixedly mounted on the top surface of the sponge pad 1 (21) and the sponge pad 2 (22), and the shell 2 (26) is fixedly mounted on the bottom surface of the sponge pad 1 (21) and the sponge pad 2 (22). 6. A brushless motor controller buffer protection device according to claim 5, characterized in that: an annular protrusion is provided at the edge of the top surface of the second shell (26), and an annular groove is provided at the edge of the bottom surface of the first shell (25), and the annular protrusion of the second shell (26) can be inserted into the annular groove of the first shell (25), and the first shell (25) and the second shell (26) are assembled and installed together by the annular protrusion and the annular groove. 7. A brushless motor controller buffer protection device according to claim 1, characterized in that: protrusions are provided on both sides of the cover plate (11) and the base (12), and the convex top surfaces on both sides of the cover plate (11) and the base (12) are provided with circular holes penetrating the cover plate (11) and the base (12). 8. A brushless motor controller buffer protection device according to claim 7, characterized in that: a mounting bolt (13) is inserted into the circular hole on the cover plate (11), a nut (14) is provided on the lower side of the circular hole of the base (12), the bolt (13) and the nut (14) are threadedly connected, and the cover plate (11) and the base (12) are fixedly installed together by the bolt (13) and the nut (14).