CN215444983U

CN215444983U - High-stability electric automobile reduction gear box body

Info

Publication number: CN215444983U
Application number: CN202121457328.8U
Authority: CN
Inventors: 董必义
Original assignee: Taizhou Sande Auto Parts Co ltd
Current assignee: Taizhou Sande Auto Parts Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-07
Anticipated expiration: 2031-06-29

Abstract

The utility model relates to the technical field of automobile accessories, in particular to a highly stable electric automobile speed reducer box body, which comprises a speed reducer box body, a positioning block and a wear-resisting sheet, wherein the left end and the right end of the speed reducer box body are fixedly connected with the positioning block, the inner side of the positioning block is rotatably connected with a limiting rod, the limiting rod is slidably connected with the speed reducer box body, the outer side of one end, away from the center of the speed reducer box body, of the limiting rod is slidably connected with a push block, the limiting rod is pulled to be inclined through the positioning block, the push block, a friction sheet and a spring when the speed reducer box body is used, an upper end cover of the speed reducer box body is aligned above the speed reducer box body, the limiting rod on the speed reducer box body is loosened to rotate in the positioning block, so that the limiting rod is clamped on the upper end cover of the speed reducer box body, and the sliding of the upper end cover of the speed reducer and the limiting rod is prevented through the friction sheet, the jumping between the upper end cover of the speed reducer and the speed reducer box body is prevented, and the running stability of the speed reducer box body is improved.

Description

High-stability electric automobile reduction gear box body

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to a high-stability electric automobile speed reducer box body.

Background

The pure electric vehicle is an automobile driven by a motor, the driving electric energy of the motor is sourced from a vehicle-mounted rechargeable battery or other energy storage devices, most vehicles are directly driven by the motor, one part of the vehicles are provided with the motor in an engine compartment, and the other part of the vehicles are directly provided with wheels as rotors of four motors, so that the difficulty lies in the electric power storage technology.

Most electric automobile reduction case is when using, probably stability is not high to cause the reduction gear when the operation, probably not hard up between the box, reduced reduction case's stability, in the transmission process, can cause wearing and tearing to reduction case moreover, thereby probably reduce reduction case's life.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-stability electric automobile reducer case body to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a high stable electric automobile reduction case, ejector pad and locating piece sliding connection, ejector pad outside sliding connection has the spring, spring and locating piece sliding connection, the inboard fixedly connected with friction disc of gag lever post.

Preferably, the inner side of the reducer case is slidably connected with a wear-resistant piece, the bottom end of the wear-resistant piece is fixedly connected with a limiting block, the limiting block is slidably connected with the reducer case, the inner side of the limiting block is rotatably connected with a ball, and the ball is rotatably connected with the reducer case.

Preferably, the front end face of the limiting rod is L-shaped, the number of the limiting rods is four, and the limiting rods are symmetrically distributed in the speed reducer box body.

Preferably, the front end face of the limiting block is arranged in an arc shape, the number of the limiting blocks is four, and the limiting blocks are uniformly distributed on the inner side of the speed reducer box body.

Preferably, the wear-resistant pieces are made of high manganese steel materials, and the number of the wear-resistant pieces is four.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the positioning block, the limiting rod, the pushing block, the friction plate and the spring, when the speed reducer box is used, the limiting rod is pulled firstly to enable the limiting rod to be in an inclined shape, then the upper end cover of the speed reducer box is aligned above the speed reducer box, then the limiting rod on the speed reducer box is loosened, the spring pushes the limiting rod through the pushing block to enable the limiting rod to rotate in the positioning block, so that the limiting rod is clamped on the upper end cover of the speed reducer box, the sliding of the upper end cover of the speed reducer and the limiting rod is prevented through the friction plate, the jumping between the upper end cover of the speed reducer and the speed reducer box is prevented, and the running stability of the speed reducer box is improved;

2. according to the utility model, through the arranged ball, the limiting block and the wear-resistant piece, when the wear-resistant piece is used, the limiting block on the wear-resistant piece is placed in the clamping groove in the reduction box body, so that the wear-resistant piece is attached to the reduction box body, the wear-resistant piece and the reduction box body can slide, then the friction force between the wear-resistant piece and the reduction box body is reduced through the ball in the limiting block, the abrasion between the rotating shaft and the reduction box body is reduced, the wear-resistant piece is convenient to replace, the wear-resistant piece is convenient and practical, and the abrasion of the reduction box body is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an installation structure of the limiting rod of the present invention;

fig. 3 is a schematic view of the mounting structure of the wear-resistant plate of the present invention.

In the figure: 1-a speed reducer box body, 2-a positioning block, 3-a wear-resistant sheet, 4-a limiting rod, 5-a friction sheet, 6-a pushing block, 7-a spring, 8-a limiting block and 9-a ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a high stable electric automobile reduction case, including reduction case 1, locating piece 2 and wear pad 3, the equal fixedly connected with locating piece 2 in both ends about

reduction case

1, 2 inboard rotations in locating piece are connected with gag lever post 4,

gag lever post

4 and 1 sliding connection of reduction case, the one end outside sliding connection that 1 center of reduction case was kept away from to gag lever post 4 has ejector pad 6,

ejector pad

6 and 2 sliding connection of locating piece, 6 outside sliding connection of ejector pad has spring 7,

spring

7 and 2 sliding connection of locating piece, the inboard fixedly connected with friction disc 5 of gag lever post 4.

1 inboard sliding connection of retarder casing has wear

pad

3, 3 bottom fixedly connected with stoppers 8 of wear pad,

stopper

8 and 1 sliding connection of retarder casing, 8 inboard rotations of stopper are connected with ball 9, ball 9 rotates with retarder casing 1 to be connected, reduce the wearing and tearing to retarder casing 1, L form setting is personally submitted to the front end of gag lever post 4, and gag lever post 4 has four, gag lever post 4 is symmetric distribution at retarder casing 1, prevent retarder casing separating force, thereby improve the stability of retarder casing 1, stopper 8's preceding terminal surface is the arcuation setting, and stopper 8 is total four, stopper 8 evenly distributed is inboard at retarder casing 1, it is spacing to wear pad 3, wear pad 3 is high manganese steel material, and wear pad 3 is total four, reduce the wearing and tearing between each transmission shaft and the retarder casing 1.

The working process is as follows: when the device is used, the limiting rod 4 is pulled to enable the limiting rod 4 to be in an inclined shape, then the upper end cover of the reducer box body is aligned on the reducer box body 1, then the limiting rod 4 on the reducer box body 1 is loosened, the spring 7 pushes the limiting rod 4 through the push block 6 to enable the limiting rod 4 to rotate in the positioning block 2, so that the limiting rod 4 is clamped on the upper end cover of the reducer box body, the upper end cover of the reducer is prevented from sliding with the limiting rod 4 through the friction plate 5, jumping between the upper end cover of the reducer and the reducer box body 1 is prevented, the running stability of the reducer box body 1 is improved, the limiting block 8 on the wear-resistant plate 3 is placed in the clamping groove in the reducer box body 1, the wear-resistant plate 3 is attached to the reducer box body 1, the wear-resistant plate 3 can slide with the reducer box body 1, and then the friction force between the wear-resistant plate 3 and the reducer box body 1 is reduced through the balls 9 in the limiting block 8, reduce the wearing and tearing between axis of rotation and the reduction case, the change of the wear pad of being convenient for moreover, convenient and practical has reduced the wearing and tearing of reduction case.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high stable electric automobile reduction case, includes reduction case (1), locating piece (2) and wear pad (3), its characterized in that: equal fixedly connected with locating piece (2) in both ends about reduction case (1), locating piece (2) inboard is rotated and is connected with gag lever post (4), gag lever post (4) and reduction case (1) sliding connection, the one end outside sliding connection who keeps away from reduction case (1) center in gag lever post (4) has ejector pad (6), ejector pad (6) and locating piece (2) sliding connection, ejector pad (6) outside sliding connection has spring (7), spring (7) and locating piece (2) sliding connection, inboard fixedly connected with friction disc (5) of gag lever post (4).

2. The high-stability electric automobile reducer case according to claim 1, characterized in that: the wear-resistant plate is connected with the inner side of the speed reducer box body (1) in a sliding mode, a limiting block (8) is fixedly connected to the bottom end of the wear-resistant plate (3), the limiting block (8) is connected with the speed reducer box body (1) in a sliding mode, the inner side of the limiting block (8) is connected with a ball (9) in a rotating mode, and the ball (9) is connected with the speed reducer box body (1) in a rotating mode.

3. The high-stability electric automobile reducer case according to claim 1, characterized in that: the front end of gag lever post (4) is personally submitted L form and is set up, and gag lever post (4) have four, gag lever post (4) are symmetric distribution at reduction gear box (1).

4. The high-stability electric automobile reducer case according to claim 2, characterized in that: the front end face of the limiting block (8) is in an arc shape, the number of the limiting blocks (8) is four, and the limiting blocks (8) are evenly distributed on the inner side of the speed reducer box body (1).

5. The high-stability electric automobile reducer case according to claim 1, characterized in that: the wear-resistant pieces (3) are made of high manganese steel materials, and the number of the wear-resistant pieces (3) is four.