CN218992185U

CN218992185U - Electric automobile brake

Info

Publication number: CN218992185U
Application number: CN202222846603.6U
Authority: CN
Inventors: 卢明宇; 李进; 高宇; 王正华; 秦雪薇; 梅芳芳; 高雪莲
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-05-09
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses an electric automobile brake, in particular to the field of automobile brakes, which comprises a brake main body, wherein a piston is fixedly arranged on one side end surface of the brake main body, an adaptive sliding hole is formed in one side end surface of the piston in the brake main body, a sliding rod screw is arranged in the adaptive sliding hole, a dust cover is arranged on one side end surface of the adaptive sliding hole in the sliding rod screw, and a U-shaped fixing groove is fixedly arranged on one side end surface of the brake main body far away from the piston. In actual use, the brake main body can be conveniently installed and fixed in the corresponding arrangement state of the arranged slide bar screws, the dustproof sleeves and the adaptive slide holes, and meanwhile, the installation stability of the brake pad can be increased in the corresponding adaptation state of the limiting clamping blocks, the U-shaped fixing grooves and the adaptive slide cylinders, so that the influence on the stability of the brake pad in braking operation is avoided, and meanwhile, the elastic clamping pieces are arranged in the corresponding arrangement state of the U-shaped limiting clamping blocks and the annular limiting clamping blocks.

Description

Electric automobile brake

Technical Field

The utility model relates to the field of automobile brakes, in particular to an electric automobile brake.

Background

The electric automobile brake is a brake device of an electric automobile, and almost all brakes used for the electric automobile are friction type and can be divided into two main types, namely drum type and disc type. The rotary element in the friction pair of the drum brake is a brake drum, and the working surface of the rotary element is a cylindrical surface; the rotary element of the disc brake is a rotary brake disc, the end face is used as a working surface, and the brake is realized by a traditional brake system, wherein an example force is applied to a brake pedal by a driver, and then the brake pedal is amplified by a vacuum power-assisted system and converted into hydraulic force to act on the brake, so that the brake is realized. The vacuum booster system for the existing electric automobile consists of a vacuum booster with a brake master cylinder, a vacuum tank, a vacuum pump and a vacuum tube, wherein the vacuum booster drives the brake master cylinder to amplify the braking force applied by a driver to a pedal by utilizing the pressure difference between vacuum and atmosphere, and transmits the force to the brake master cylinder to establish hydraulic pressure, so that the pedal force is converted into the hydraulic pressure, and the pressure is transmitted to a brake by the brake fluid, thereby realizing braking.

The inside brake block of current electric automobile stopper is carrying out long-term use in-process, and the brake block produces not hard up easily when the braking to the stability to the braking leads to the fact the influence, and at electric automobile in-process of traveling, not hard up brake block causes the friction with the brake disc easily, thereby leads to the fact the influence to the life of brake block, and the convenience of brake block installation and the stability of use need improve.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the utility model provides an electric automobile brake, which aims to solve the technical problems that: how to conveniently increase the stability of the brake pad during installation and use of the brake pad for adjustment.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric automobile brake, includes the stopper main part, the fixed piston that is equipped with of a side terminal surface of stopper main part, the stopper main part is equipped with the adaptation slide hole at one side terminal surface of piston, the inside of adaptation slide hole is equipped with the slide bar screw, the slide bar screw is equipped with the dirt proof boot at one side terminal surface of adaptation slide hole, the stopper main part is being kept away from the fixed U type fixed slot that is equipped with of a side terminal surface of piston, the fixed U type spacing fixture block that is equipped with of inboard terminal surface of U type fixed slot, the inside of piston is equipped with the adaptation slide tube, the fixed spacing lug that is equipped with in one side of adaptation slide tube outer terminal surface, the fixed annular spacing fixture block that is equipped with of inboard terminal surface of adaptation slide tube, the inboard of stopper main part is equipped with the brake pad, the fixed brake pad that is equipped with of one side terminal surface of brake pad is keeping away from in the middle part of keeping away from the brake pad, the fixed elastic clamping piece that is equipped with of side terminal surface of brake pad, the stopper main part is being close to the side of U type fixed clamping piece.

In a preferred embodiment, the inner end face of the piston is matched with the outer end face of the adapting slide cylinder, the inner end face of the sealing gasket is matched with the outer end face of the adapting slide cylinder, and the number of the adapting slide holes is two and is correspondingly arranged on two sides of the transverse central axis of the overlooking direction of the brake main body.

In a preferred embodiment, the number of the slide bar screws and the number of the dust sleeves are two, the two slide bar screws and the dust sleeves are correspondingly arranged on two sides of a transverse central axis of the top view direction of the brake main body, the outer end faces of the slide bar screws are matched with the inner end faces of the adapting slide holes, and the inner end faces of the dust sleeves are matched with the outer end faces of the slide bar screws.

In a preferred embodiment, the number of the elastic clamping piece holes is two, and the elastic clamping piece holes are correspondingly arranged at two sides of the transverse central axis of the overlooking direction of the brake main body, the number of the brake pads and the number of the limit clamping blocks are two, and the two sides of the vertical central axis of the overlooking direction of the brake main body are correspondingly arranged in a mirror image mode.

In a preferred embodiment, the number of the elastic clamping pieces is multiple, the elastic clamping pieces are arranged on the outer sides of the central points of the limiting clamping blocks in an angle array mode correspondingly, and the elastic clamping pieces are matched with the outer end faces of the U-shaped limiting clamping blocks and the outer end faces of the annular limiting clamping blocks in a clamping mode correspondingly.

In a preferred embodiment, the outer end surface of the limit clamping block is matched with the inner end surfaces of the adaptive sliding cylinder and the U-shaped fixing groove, and the sealing gasket and the dust cover are made of rubber materials.

The utility model has the technical effects and advantages that:

the utility model discloses during in-service use, can conveniently install fixedly to the stopper main part under the corresponding setting state through slide bar screw, dirt proof boot and the adaptation slide hole that set up, simultaneously can increase the stability of brake pad installation under spacing fixture block and U type fixed slot and adaptation slide tube correspond the adaptation state to avoid the stability that causes the influence to the brake pad when carrying out braking operation, simultaneously under the corresponding setting state through the spacing fixture block of elasticity fastener and U type and the spacing fixture block of ring type that sets up, can conveniently increase the convenience and the stability of brake pad installation, avoid brake pad and brake disc production adhesion when loosening brake pedal, thereby increase the wearing and tearing of brake block.

Drawings

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

FIG. 2 is a schematic view of the overall rear structure of the present utility model

Fig. 3 is a schematic diagram of the overall left-view structure of the present utility model.

Fig. 4 is a schematic diagram of the overall connection structure of the present utility model.

Fig. 5 is a schematic diagram of a cross-sectional connection structure of a limit clip according to the present utility model.

The reference numerals are: the brake comprises a brake main body 1, a piston 2, a slide bar screw 3, a dustproof sleeve 4, a brake pad 5, a brake block 6, an elastic clamping piece hole 7, an 8U-shaped fixing groove, a 9U-shaped limiting clamping block, a 10 limiting clamping block, an 11 elastic clamping piece, a 12 adaptive sliding cylinder, a 13 sealing pad, a 14 annular limiting clamping block, a 15 limiting convex block and a 16 adaptive sliding hole.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus a repetitive description thereof will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the aspects of the disclosure may be practiced without one or more of the specific details, or with other methods, components, steps, etc. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides an electric automobile brake as shown in fig. 1-5, which comprises a brake main body 1, wherein a piston 2 is fixedly arranged on one side end surface of the brake main body 1, an adaptive sliding hole 16 is formed in one side end surface of the piston 2, a sliding rod screw 3 is arranged in the adaptive sliding hole 16, a dustproof sleeve 4 is arranged on one side end surface of the adaptive sliding hole 16, a U-shaped fixing groove 8 is fixedly arranged on one side end surface of the brake main body 1 far away from the piston 2, a U-shaped limit clamping block 9 is fixedly arranged on the inner side end surface of the U-shaped fixing groove 8, a limit lug 15 is fixedly arranged on one side of the outer end surface of the adaptive sliding cylinder 12, a ring-shaped limit clamping block 14 is fixedly arranged on the inner side end surface of the adaptive sliding cylinder 12, a brake pad 5 is arranged on the inner side of the brake main body 1, a brake pad 6 is fixedly arranged on one side end surface of the brake pad 5, a U-shaped limit clamping block 9 is fixedly arranged on one side of the brake pad 5 far away from the piston 2, a limit clamping block 10 is arranged on one side of the brake main body far away from the limit clamping block 10, and an elastic clamping block is fixedly arranged on one side of the brake main body 8 far away from the limit clamping block 10.

Further, in the above-mentioned scheme, the interior terminal surface of piston 2 and the outer terminal surface looks adaptation of adaptation slide 12, the interior terminal surface of sealed pad 13 and the outer terminal surface looks adaptation of adaptation slide 12 can conveniently increase the inside leakproofness of piston 2 to avoid the inside brake fluid outflow of piston 2, the quantity of adaptation slide hole 16 is equipped with two, and corresponds the both sides that set up at the transverse central axis of brake main part 1 overlook the direction.

Further, in the above-mentioned scheme, the quantity of slide bar screw 3 and dirt proof boot 4 all is equipped with two, and corresponds the both sides that set up the horizontal central axis in the direction is overlooked to stopper main part 1, the outer terminal surface of slide bar screw 3 and the interior terminal surface looks adaptation of adaptation slide hole 16, can conveniently install fixedly to stopper main part 1, can make stopper main part 1 slide at the outer terminal surface of slide bar screw 3 simultaneously when carrying out braking operation, the interior terminal surface of dirt proof boot 4 and the outer terminal surface looks adaptation of slide bar screw 3 can avoid outside dust to get into the inside of adaptation slide hole 16 through the dirt proof boot 4 that sets up to influence the stability that stopper main part 1 was slided at the outer end of slide bar screw 3, the quantity of slide bar screw 3 and dirt proof boot 4 all is equipped with two, and corresponds the both sides that set up the horizontal central axis in the direction is overlooked to stopper main part 1, the outer terminal surface of slide bar screw 3 and the interior terminal surface looks adaptation of stopper main part 1, the interior terminal surface of dirt proof boot 4 and the outer terminal surface looks adaptation of slide bar screw 3.

Further, in the above-mentioned scheme, the quantity of elastic clamping piece 11 is equipped with a plurality of, and corresponds in the outside of spacing fixture block 10 central point and be angle array setting, the outer terminal surface of elastic clamping piece 11 and U type spacing fixture block 9 and annular spacing fixture block 14 corresponds joint looks adaptation, the outer terminal surface of spacing fixture block 10 and the interior terminal surface looks adaptation of adaptation slide 12 and U type fixed slot 8 can conveniently increase the stability of brake pad 5 joint, can conveniently increase the stability of brake pad 5 when braking under the state of spacing fixture block 10 and adaptation slide 12 and U type fixed slot 8 looks adaptation simultaneously, sealed pad 13 and dirt proof boot 4 are the rubber material component.

The working principle of the utility model is as follows:

when the electric vehicle brake pedal is pressed down, brake fluid in a brake system flows into the piston 2, the adaptive sliding cylinder 12 in the piston 2 slides outwards under the action of pressure, then the movable brake pad 5 can be pushed to slide inwards, then the two brake pads 6 can clamp a brake disc, the electric vehicle is braked, then when the brake pedal is released after braking is finished, the brake fluid in the brake returns inwards, the adaptive sliding cylinder 12 can slide into the piston 12, and then the piston 2 can drive the brake pad 5 to release the brake disc.

The last points to be described are: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. Electric automobile stopper, including stopper main part (1), its characterized in that: the utility model discloses a brake, including stopper main part (1), stopper main part (1) are equipped with piston (2) in the terminal surface of one side of piston (2), the inside of adaptation slide hole (16) is equipped with slide bar screw (3), slide bar screw (3) are equipped with dirt proof boot (4) in the terminal surface of one side of adaptation slide hole (16), stopper main part (1) are equipped with U type fixed slot (8) in the terminal surface of one side of keeping away from piston (2), the fixed U type spacing fixture block (9) that are equipped with of inboard terminal surface of U type fixed slot (8), the inside of piston (2) is equipped with adaptation slide tube (12), the fixed spacing lug (15) that are equipped with in one side of adaptation slide tube (12) outer terminal surface, the terminal surface of adaptation slide tube (12) is equipped with sealing gasket (13) in one side that is close to spacing lug (15), the fixed ring type spacing fixture block (14) that are equipped with of inboard terminal surface of adaptation slide tube (12), the inboard of stopper main part (1) is equipped with brake pad (5), the inside terminal surface (5) of keeping away from brake pad (6) is equipped with spacing fixture block (10) in the fixed middle part (6), the limiting clamping block (10) is fixedly provided with an elastic clamping piece (11) at the end face of one side far away from the brake pad (5), and the side end part of the brake main body (1) close to the U-shaped fixing groove (8) is fixedly provided with an elastic clamping piece hole (7).

2. An electric vehicle brake according to claim 1, characterized in that: the inner end face of the piston (2) is matched with the outer end face of the adaptive sliding cylinder (12), the inner end face of the sealing gasket (13) is matched with the outer end face of the adaptive sliding cylinder (12), and the number of the adaptive sliding holes (16) is two and is correspondingly arranged on two sides of the transverse central axis of the overlooking direction of the brake main body (1).

3. An electric vehicle brake according to claim 1, characterized in that: the number of the slide bar screws (3) and the number of the dust jackets (4) are two, the two sides of the transverse central axis in the overlook direction of the brake main body (1) are correspondingly arranged, the outer end faces of the slide bar screws (3) are matched with the inner end faces of the adaptive slide holes (16), and the inner end faces of the dust jackets (4) are matched with the outer end faces of the slide bar screws (3).

4. An electric vehicle brake according to claim 1, characterized in that: the number of the slide bar screws (3) and the number of the dust jackets (4) are two, the two sides of the transverse central axis in the overlook direction of the brake main body (1) are correspondingly arranged, the outer end faces of the slide bar screws (3) are matched with the inner end faces of the brake main body (1), and the inner end faces of the dust jackets (4) are matched with the outer end faces of the slide bar screws (3).

5. An electric vehicle brake according to claim 1, characterized in that: the number of the elastic clamping pieces (11) is multiple, the elastic clamping pieces (11) are arranged on the outer sides of the center points of the limiting clamping blocks (10) in an angle array mode correspondingly, and the elastic clamping pieces (11) are matched with the outer end faces of the U-shaped limiting clamping blocks (9) and the annular limiting clamping blocks (14) in a clamping mode correspondingly.

6. An electric vehicle brake according to claim 1, characterized in that: the outer end face of the limiting clamping block (10) is matched with the inner end faces of the adaptive sliding cylinder (12) and the U-shaped fixing groove (8), and the sealing gasket (13) and the dust cover (4) are made of rubber materials.