CN218938294U

CN218938294U - Active ABS wheel speed sensor rubber sheath structure for automobile

Info

Publication number: CN218938294U
Application number: CN202222346846.3U
Authority: CN
Inventors: 赵小东; 李洪利; 黄国辉; 刘海涛
Original assignee: Shanghai Longgan Auto Electronics Co ltd
Current assignee: Shanghai Longgan Auto Electronics Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-04-28
Anticipated expiration: 2032-09-05

Abstract

The utility model discloses an active ABS wheel speed sensor rubber sheath structure for an automobile, which comprises a sensor body, wherein one side of the sensor body is fixedly connected with a fixed plate, the outer wall of the sensor body is provided with an upper rubber sleeve and a lower rubber sleeve, the inner walls of the upper rubber sleeve and the lower rubber sleeve are respectively fixedly connected with an upper supporting plate and a lower supporting plate, the inner walls of the upper supporting plates are fixedly connected with an upper inner sleeve, and one sides of the upper rubber sleeve and the upper inner sleeve are respectively provided with a wire harness clamping groove; according to the technical scheme, the upper rubber sleeve and the lower rubber sleeve are arranged, the upper supporting plate and the upper inner sleeve are arranged in the upper rubber sleeve, the lower supporting plate is arranged in the lower rubber sleeve, the upper rubber sleeve and the lower rubber sleeve are supported by the supporting plates in an annular arrangement mode when the sensor is used, the rubber sleeve and the sensor are hollowed out, deformation buffering of the rubber sleeve and the supporting plates is utilized when stones are splashed, the stones are prevented from splashing to collide with the wheel speed sensor, and the sensor is prevented from being crushed.

Description

Active ABS wheel speed sensor rubber sheath structure for automobile

Technical Field

The utility model relates to the technical field of sensors, in particular to a rubber sheath structure of an active ABS wheel speed sensor for an automobile.

Background

The wheel speed sensor for the automobile is a subsystem of an ABS/ESP and is used for detecting a wheel rotation speed follow-up signal, converting the wheel rotation speed follow-up signal into an electric signal through the change of a Hall effect or a magnetic resistance effect and transmitting the electric signal to an ECU, and the ECU judges the speed of the automobile according to the change characteristics of the electric signal, so that the timely work of the ABS/ESP is regulated and controlled, the wheel speed sensor of the front wheel of the automobile is usually fixed at the position of a front brake disc, and gravel and stones are splashed in the running process of the automobile and can be splashed on the sensor.

The prior art has the following defects or problems:

when the existing wheel speed sensor is used, the installation position of the existing wheel speed sensor can be splashed by gravel, the splashed gravel can crush the wheel speed sensor, and the wheel speed sensor is possibly damaged by the splashed gravel due to lack of protection, so that economic loss is caused.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing the rubber sheath structure of the active ABS wheel speed sensor for the automobile, which not only dampens and buffers the force generated by splashed stones, protects the wheel speed sensor from being crushed, but also ensures the original heat dissipation of the sensor.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides an active ABS wheel speed sensor rubber sheath structure for car, includes the sensor body, sensor body one side fixedly connected with fixed plate, the sensor body outer wall is provided with rubberizing cover and lower gum cover, rubberizing cover and lower gum cover inner wall fixedly connected with respectively last backup pad and lower backup pad, go up backup pad inner wall fixedly connected with and go up the endotheca, wire harness draw-in groove has all been seted up to rubberizing cover and last endotheca one side.

Further, the upper inner sleeve is fixedly connected to the outer wall of the top of the sensor body, and the lower supporting plate is fixedly connected to the outer wall of the bottom of the sensor body.

Further, rubberizing cover one end fixedly connected with rubberizing ear, first draw-in groove has been seted up to rubberizing ear bottom, first draw-in groove fixed mounting is at the fixed plate outer wall.

Further, lower gum cover one end is fixed with down glues the ear, down glue the ear top and seted up the second draw-in groove, second draw-in groove fixed mounting is at the fixed plate outer wall.

Further, a fixing hole is formed in one end of the fixing plate, and the fixing hole penetrates through the side walls of the upper rubber lug and the lower rubber lug respectively.

Further, a plurality of first through holes are formed in the inner wall of the upper inner sleeve, and a plurality of second through holes are formed in one side of the upper supporting plate.

The utility model has the beneficial effects that:

according to the utility model, the upper rubber sleeve and the lower rubber sleeve are arranged, the upper supporting plate and the upper inner sleeve are arranged in the upper rubber sleeve, the lower supporting plate is arranged in the lower rubber sleeve, and the upper rubber sleeve and the lower rubber sleeve are all annularly arranged, so that the rubber sleeve and the sensor are hollowed out when in use, and the deformation buffering of the rubber sleeve and the supporting plate is utilized when the stone splashes, so that the stone splashes are prevented from impacting the wheel speed sensor, and the sensor is prevented from being crashed.

Through setting up backup pad and lower backup pad and seting up first through-hole and second through-hole, ventilative through first through-hole and second through-hole to utilize backup pad and lower backup pad to support the gum cover, make fretwork between gum cover and the sensor, can not influence the heat dissipation of sensor self in the time of protecting the sensor, excellent in use effect.

Through setting up rubberizing ear and rubberizing ear, first draw-in groove and second draw-in groove are seted up to rubberizing ear and rubberizing ear down for the fixed plate of sensor body can overlap in the inside of first draw-in groove and second draw-in groove, and has seted up the fixed orifices, utilizes the bolt to fix gum cover and sensor body in the lump during the installation, simple to operate.

These features and advantages of the present utility model will be disclosed in detail in the following detailed description and the accompanying drawings.

Drawings

The utility model is further described with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the structure of the present utility model;

FIG. 3 is a schematic diagram of the structure of the sizing sleeve according to the present utility model;

FIG. 4 is a top cross-sectional view of the sizing sleeve of the present utility model;

fig. 5 is a schematic structural diagram of the lower rubber sleeve of the present utility model.

In the figure: 1. a sensor body; 101. a fixing plate; 2. coating a rubber sleeve; 201. an upper inner sleeve; 202. an upper support plate; 203. a wire harness clamping groove; 204. gluing ears; 205. a first clamping groove; 3. a rubber sleeve is arranged; 301. rubber lugs are arranged; 302. a second clamping groove; 303. a lower support plate; 4. a fixing hole; 5. a first through hole; 6. and a second through hole.

Detailed Description

The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.

Referring to fig. 1 to 5, in the present embodiment: the active ABS wheel speed sensor rubber sheath structure for the automobile comprises a sensor body 1, wherein one side of the sensor body 1 is fixedly connected with a fixing plate 101, the outer wall of the sensor body 1 is provided with an upper rubber sleeve 2 and a lower rubber sleeve 3, the inner walls of the upper rubber sleeve 2 and the lower rubber sleeve 3 are respectively fixedly connected with an upper supporting plate 202 and a lower supporting plate 303, the inner walls of the upper supporting plate 202 are fixedly connected with an upper inner sleeve 201, one sides of the upper rubber sleeve 2 and the upper inner sleeve 201 are respectively provided with a wire harness clamping groove 203, the upper inner sleeve 201 is fixedly connected with the outer wall of the top of the sensor body 1, and the lower supporting plate 303 is fixedly connected with the outer wall of the bottom of the sensor body 1; the fixing plate 101 is used for fixing the sensor body 1, install the sensor body 1 to the assembly position, protect the sensor body 1 through setting up last gum cover 2 and lower gum cover 3, prevent that the sensor body 1 from receiving the stone impact of splashing, set up the effect of upper inner sleeve 201 and be used for shaping last backup pad 202, in practical application, the inboard of lower backup pad 303 can be set up and be used for lower backup pad 303 design the same structure of upper inner sleeve 201, its effect is that first backup pad design can guarantee after the gum cover of outside receives the impact, can normally rebound and resume the state of restoration, go up gum cover 2 and lower gum cover 3 and support through last backup pad 202 and lower backup pad 303 respectively, make and go up gum cover 2 and lower gum cover 3 and sensor body 1 between be the state, and go up gum cover 3 and last backup pad 202 and lower backup pad 303 through elastic rubber, can be deformed when receiving the stone impact of splashing, with stone to other places, and cushion the impact of stone, and then protect the sensor body 1 from being broken, wherein set up the effect of card slot 203 is at the wire harness installation space when installing 2.

In some embodiments, one end of the rubberizing sleeve 2 is fixedly connected with a rubberizing lug 204, a first clamping groove 205 is formed in the bottom of the rubberizing lug 204, the first clamping groove 205 is fixedly installed on the outer wall of the fixed plate 101, one end of the lower rubberizing sleeve 3 is fixedly provided with a lower rubberizing lug 301, a second clamping groove 302 is formed in the top of the lower rubberizing lug 301, the second clamping groove 302 is fixedly installed on the outer wall of the fixed plate 101, a fixing hole 4 is formed in one end of the fixed plate 101, and the fixing hole 4 penetrates through the side walls of the rubberizing lug 204 and the lower rubberizing lug 301 respectively; the first clamping groove 205 and the second clamping groove 302 are formed in the upper rubber lug 204 and the lower rubber lug 301, so that the fixing plate 101 of the sensor body 1 can be sleeved in the first clamping groove 205 and the second clamping groove 302, the fixing holes 4 are formed, and the rubber sleeve and the sensor body 1 can be fixed together by bolts during installation.

In some embodiments, the inner wall of the upper inner sleeve 201 is provided with a plurality of first through holes 5, and one side of the upper support plate 202 is provided with a plurality of second through holes 6; ventilation is performed by forming the first through hole 5 and the second through hole 6, and the rubber sleeve is supported by the upper supporting plate 202 and the lower supporting plate 303, so that a hollow part between the rubber sleeve and the sensor is formed, and the sensor body 1 is used for radiating heat.

The sensor body 1 in this embodiment can be freely configured according to the actual application scenario, and the sensor body 1 works by a method commonly used in the prior art.

The working principle and the using flow of the utility model are as follows: when the sensor is used, the wire harness clamping groove 203 of the upper rubber sleeve 2 is aligned with the wire harness extending position of the wheel speed sensor, then the upper rubber sleeve 2 and the lower rubber sleeve 3 are respectively fixed on the top outer wall and the bottom outer wall of the sensor body 1, the first clamping groove 205 and the second clamping groove 302 are clamped on the outer wall of the fixed plate 101, the sensor body 1 is fixed on the assembly position through the opened fixing holes 4 by using bolts, the upper rubber sleeve 2 and the lower rubber sleeve 3 are respectively supported by the upper supporting plate 202 and the lower supporting plate 303 in the use process, the upper rubber sleeve 2, the lower rubber sleeve 3 and the outer wall of the sensor body 1 are hollowed out, when splashed stone blocks are received, the stone blocks are smashed on the outer walls of the upper rubber sleeve 2 and the lower rubber sleeve 3 made of elastic rubber, deformation is generated by the upper rubber sleeve 2 and the lower rubber sleeve 3, the stone blocks are isolated on the outer wall of the sensor body 1, impact force of the stone blocks is buffered, the wheel speed sensor is prevented from being broken, and in the use process, the upper supporting plate 202, the upper supporting plate 6 and the first through hole 201 are opened, and the sensor body 1 is not influenced by the heat dissipation device.

While the utility model has been described in terms of embodiments, it will be appreciated by those skilled in the art that the utility model is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present utility model are intended to be included within the scope of the appended claims.

Claims

1. The utility model provides an active ABS wheel speed sensor rubber sheath structure for car which characterized in that: including sensor body (1), sensor body (1) one side fixedly connected with fixed plate (101), sensor body (1) outer wall is provided with rubberizing cover (2) and lower gum cover (3), rubberizing cover (2) and lower gum cover (3) inner wall fixedly connected with respectively go up backup pad (202) and lower backup pad (303), go up backup pad (202) inner wall fixedly connected with and go up endotheca (201), wire harness draw-in groove (203) have all been seted up to rubberizing cover (2) and last endotheca (201) one side.

2. The rubber sheath structure of an active ABS wheel speed sensor for an automobile according to claim 1, wherein: the upper inner sleeve (201) is fixedly connected to the outer wall of the top of the sensor body (1), and the lower supporting plate (303) is fixedly connected to the outer wall of the bottom of the sensor body (1).

3. The rubber sheath structure of an active ABS wheel speed sensor for an automobile according to claim 1, wherein: the utility model discloses a fixing plate, including rubberizing cover (2), rubberizing cover (2) one end fixedly connected with rubberizing ear (204), first draw-in groove (205) have been seted up to rubberizing ear (204) bottom, first draw-in groove (205) fixed mounting is at fixed plate (101) outer wall.

4. The rubber sheath structure of an active ABS wheel speed sensor for an automobile according to claim 1, wherein: one end of the lower rubber sleeve (3) is fixed with a lower rubber lug (301), a second clamping groove (302) is formed in the top of the lower rubber lug (301), and the second clamping groove (302) is fixedly arranged on the outer wall of the fixing plate (101).

5. The rubber sheath structure of an active ABS wheel speed sensor for an automobile according to claim 1, wherein: fixing holes (4) are formed in one end of the fixing plate (101), and the fixing holes (4) penetrate through the side walls of the upper rubber lugs (204) and the lower rubber lugs (301) respectively.

6. The rubber sheath structure of an active ABS wheel speed sensor for an automobile according to claim 1, wherein: the inner wall of the upper inner sleeve (201) is provided with a plurality of first through holes (5), and one side of the upper supporting plate (202) is provided with a plurality of second through holes (6).