阅读说明：本技术 一种对汽车车轮可施加预紧力的双向止滑装置 (Bidirectional anti-slip device capable of applying pretightening force to automobile wheel ) 是由 王宗勇 高峰 田中华 常云博 鞠春雷 赵春雷 郑立永 常春 潘航 郭毛磊 王聪聪 于 2021-08-17 设计创作，主要内容包括：本发明涉及一种对汽车车轮可施加预紧力的双向止滑装置,包括两个相对设置的阻车块,两个所述阻车块用于放置在汽车车轮前后防止车轮滑动,一个中间执行机构连接两个所述阻车块,一个踩踏力施加机构通过中间执行机构将两个阻车块从汽车车轮前后将汽车车轮夹紧。本发明通过机械结构使两个阻车块同时作用于轮胎的两侧,在使用过程中增加了预紧力,解决了阻车块与车轮接触不紧密的现象,保证止滑效果,并且操作简单,整体性强,有效的解决了阻车块失位、丢失的情况发生。(The invention relates to a bidirectional anti-slip device capable of applying pretightening force to an automobile wheel, which comprises two opposite car stopping blocks, wherein the two car stopping blocks are used for being placed in front of and behind the automobile wheel to prevent the wheel from sliding, an intermediate execution mechanism is connected with the two car stopping blocks, and a treading force applying mechanism clamps the automobile wheel from the front of and behind the automobile wheel through the intermediate execution mechanism. The invention enables the two car stopping blocks to act on two sides of the tire simultaneously through the mechanical structure, increases the pretightening force in the use process, solves the problem that the car stopping blocks are not tightly contacted with the wheels, ensures the anti-slip effect, has simple operation and strong integrity, and effectively solves the problems of dislocation and loss of the car stopping blocks.)

1. A bidirectional anti-slip device capable of applying pretightening force to an automobile wheel comprises two opposite car stopping blocks (1), wherein the two car stopping blocks (1) are used for being placed in front of and behind the automobile wheel to prevent the wheel from sliding, and the bidirectional anti-slip device is characterized in that an intermediate execution mechanism (3) is connected with the two car stopping blocks (1), and a treading force application mechanism (4) clamps the automobile wheel from the front of and behind the automobile wheel through the intermediate execution mechanism (3) with the two car stopping blocks (1); the middle executing mechanism (3) comprises a first push arm (303) and a second push arm (305), the tail ends of the first push arm (303) and the second push arm (305) are connected through a first pin shaft (304) in a hinged mode and are arranged in a horizontal V-shaped push arm mode, the front ends of the first push arm (303) and the second push arm (305) are respectively connected with two car stopping blocks (1), a first push rod (306) and a second push rod (307) are respectively horizontally arranged on the first push arm (303) and the second push arm (305) arranged in the horizontal V-shaped push arm mode, the treading force applying mechanism (4) comprises a first connecting rod (402) and a second connecting rod (404), one ends of the first connecting rod (402) and the second connecting rod (404) are hinged through a second pin shaft (403) and are arranged perpendicular to the horizontal V-shaped push arm mode, and the opening of the V-shaped connecting rod is upward used for treading, the other ends of the first connecting rod (402) and the second connecting rod (404) are respectively hinged and connected with two push rod sleeves (302) through two third shaft pins (401), the two push rod sleeves (302) are respectively sleeved in the first push rod (306) and the second push rod (307) in a rotatable mode and connected with the first push arm (303) and the second push arm (305), when the two oppositely arranged car stopping blocks (1) are pushed into the front and the back of an automobile wheel in a separated mode, a pedal V-shaped connecting rod opening is pressed downwards, the opening of the first connecting rod (402) and the second connecting rod (404) is enlarged to enable the other ends of the first connecting rod (306) and the second push rod (307) to push the first push rod (306) and the second push rod (307) to rotate inwards respectively by taking the two third shaft pins (401) as centers, the first push rod (306) and the second push rod (307) rotate inwards to push the first push arm (303) and the second push arm (305) to rotate inwards to be folded by taking the first shaft pin (304) as a center, the first push arm (303) and the second push arm (305) which are folded inwards clamp the two car stopping blocks (1) from the front and the back of the car wheel.

2. The device for preventing two-way sliding of a vehicle wheel from being pre-stressed according to claim 1, characterized in that the block (1) comprises a triangular block frame (101), and a triangular elastic anti-sliding block (102) is arranged in the triangular block frame (101).

3. The device as claimed in claim 2, wherein the triangular elastic anti-slip block (102) is a triangular rubber elastic anti-slip block, and the inclined plane of the triangular rubber elastic anti-slip block is an arc inclined plane.

4. The device for preventing skidding of a vehicle wheel in a bidirectional way from being subjected to pretightening force as claimed in claim 1, wherein the front ends of the first push arm (303) and the second push arm (305) are respectively connected with the two car stopping blocks through a connecting pin assembly (2), the connecting pin assembly (2) comprises a fourth pin shaft (203), a fixing nut (201) and a pin shaft sleeve (202), the pin shaft sleeve (202) is sleeved on the fourth pin shaft (203) in a rotatable manner, the rear end of the fourth pin shaft (203) is positioned in the pin shaft sleeve (202) through the fixing nut (201), the side surfaces of the two pin shaft sleeves (202) are respectively and fixedly connected below the two car stopping blocks, and the front ends of the two fourth pin shafts (203) are respectively hinged with the first push arm (303) and the second push arm (305).

5. The device for preventing slipping in two directions, which can apply pre-tightening force to the vehicle wheel, according to claim 1, is characterized in that the intermediate actuator (3) further comprises two first fixing nuts (301), the two first fixing nuts (301) are respectively fixedly connected to the ends of the first push rod (306) and the second push rod (307), and the push rod sleeve (302) is positioned on the first push rod (306) and the second push rod (307).

6. The device for preventing slippage of a vehicle wheel from applying a pre-tightening force as claimed in claim 1, wherein said pedaling force applying mechanism (4) further comprises a second fixing nut (405), said second fixing nut (405) is fixedly connected to the end of a second pin (403), and said first connecting rod (402) and said second connecting rod (404) are positioned on the second pin (403).

7. The device as claimed in claim 1, wherein the maximum opening angle of the V-shaped pushing arm is not greater than 120 °.

8. The device as claimed in claim 1, wherein the distance between the first pin (304) and the V-shaped link is at least 200mm when the V-shaped pushing arm is opened to the maximum opening angle, and the maximum opening angle of the V-shaped pushing arm is 120 degrees.

9. The device for preventing slipping in two directions, which can apply pretension to the vehicle wheel, according to claim 1, wherein the push rod sleeve (302) is provided with a sliding groove plate (302-1) at the side, a long notch (302-2) is provided on the sliding groove plate, the third shaft pin (401) is inserted into the long notch (302-2) and is rotatably connected with the push rod sleeve (302), and the third shaft pin (401) slides backwards from the front end of the long notch (302-2) as the openings of the first connecting rod (402) and the second connecting rod (404) increase.

Technical Field

The invention belongs to the technical field of automobile tools, and particularly relates to a bidirectional anti-slip device capable of applying pretightening force to an automobile wheel.

Background

The automobile can be influenced by self gravity to generate a downward sliding force when parking on a slope, although the friction resistance of the slope reacts on the tire and the parking brake of the automobile also plays a certain role, the automobile can possibly slide due to overlong parking time or other factors such as smooth ground material and the like.

The conventional vehicle slope slipping backstop device in the market is only arranged below one side (the automobile gliding direction) of a tire by using a single backstop device, or two backstop devices can be simultaneously arranged below two sides of the tire respectively. The prior art scheme has the following defects that when a single backstop is used, a driver can directly drive and leave and forget the backstop, so that economic loss is caused and road safety is influenced; when two backstop devices are used at the same time, the backstop devices are all single bodies, so that the backstop devices are not integral, inconvenient to carry and more complicated to operate; the pretightening force directly exerted by manpower is too small to prevent the backstop device from being dislocated.

Disclosure of Invention

The invention aims to provide a bidirectional anti-slip device capable of applying pretightening force to an automobile wheel, so that the pretightening force to the wheel is enhanced, and the integrity of the device is improved.

In order to achieve the purpose, the technical scheme of the invention is as follows: a bidirectional anti-slip device capable of applying pretightening force to an automobile wheel comprises two opposite car stopping blocks, wherein the two car stopping blocks are used for being placed in front of and behind the automobile wheel to prevent the wheel from sliding; the middle executing mechanism comprises a first pushing arm and a second pushing arm, the tail ends of the first pushing arm and the second pushing arm are connected through a first pin shaft hinge to form a horizontal V-shaped pushing arm, the front ends of the first pushing arm and the second pushing arm are respectively connected with two car stopping blocks, a first push rod and a second push rod are respectively and horizontally arranged on the first pushing arm and the second pushing arm arranged on the horizontal V-shaped pushing arm, the treading force applying mechanism comprises a first connecting rod and a second connecting rod, one ends of the first connecting rod and the second connecting rod are hinged through a second pin to form a V-shaped connecting rod perpendicular to the horizontal V-shaped pushing arm, the opening of the V-shaped connecting rod is upwards used for treading, the other ends of the first connecting rod and the second connecting rod are respectively hinged and connected with two push rod sleeves through two third pin shafts, and the two push rod sleeves are respectively sleeved on the first push rod and the second push rod in a rotatable manner and connected with the first pushing arm and the second pushing arm When the two oppositely arranged car stopping blocks are pushed into the front and the back of the automobile wheels, the openings of the pedal V-shaped connecting rods are pressed downwards, the openings of the first connecting rod and the second connecting rod are enlarged to enable the other ends of the first connecting rod and the second connecting rod to push the first push rod and the second push rod to rotate inwards respectively by taking the two third shaft pins as centers, the first push rod and the second push rod rotate inwards to push the first push arm and the second push arm to rotate and fold inwards by taking the first shaft pin as a center, and the first push arm and the second push arm which fold inwards clamp the two car stopping blocks from the front and the back of the automobile wheels to clamp the automobile wheels.

Furthermore, the car stopping block comprises a triangular car stopping block frame, and a triangular elastic anti-slip block is arranged in the triangular car stopping block frame.

Furthermore, the triangular elastic anti-slip block is a triangular rubber elastic anti-slip block, and the inclined plane of the triangular rubber elastic anti-slip block is an arc-shaped inclined plane.

Furthermore, the front ends of the first push arm and the second push arm are respectively connected with the two car stopping blocks through a connecting pin assembly, the connecting pin assembly comprises a fourth pin shaft, a fixing nut and a pin shaft sleeve, the pin shaft sleeve is sleeved on the fourth pin shaft in a penetrating mode and is in rotatable connection, the rear end of the fourth pin shaft is positioned in the pin shaft sleeve through the fixing nut, the side faces of the two pin shaft sleeves are respectively and fixedly connected to the lower side of the two car stopping blocks, and the front ends of the two fourth pin shafts are respectively hinged with the first push arm and the second push arm.

Furthermore, the middle actuating mechanism further comprises two fixing nuts, the two fixing nuts are fixedly connected to the ends of the first push rod and the second push rod respectively, and the push rod sleeve is positioned on the first push rod and the second push rod.

Furthermore, the treading force applying mechanism further comprises a fixing nut which is fixedly connected to the end of the second pin shaft and used for positioning the first connecting rod and the second connecting rod on the second pin shaft.

Further, the maximum opening angle of the V-shaped push arm is not more than 120 degrees.

Furthermore, when the V-shaped push arm is opened to the maximum opening angle state, the distance between the first pin shaft and the V-shaped connecting rod is kept at least 200mm, and the maximum opening angle of the V-shaped push arm is 120 degrees.

Furthermore, the side edge of the push rod sleeve is provided with a sliding groove plate, a long groove opening is formed in the sliding groove plate, the third shaft pin is inserted into the long groove opening and is rotatably connected with the push rod sleeve, and along with the increase of the opening of the first connecting rod and the second connecting rod, the third shaft pin slides backwards from the front end of the long groove opening.

The invention has the beneficial effects that: make two blocks of holding up traffic simultaneously act on the both sides of tire through mechanical structure, increased the pretightning force in the use, solved the untight phenomenon of holding up traffic piece and wheel contact, guaranteed limited slip effect to easy operation, the wholeness is strong, and the effectual condition of having solved the block of holding up traffic dislocation, losing takes place.

The invention is described in detail below with reference to the figures and examples.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

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

FIG. 4 is another schematic view of the third axle pin of the present invention;

fig. 5 is a simplified schematic diagram of the closed state of the present invention.

In the figure: 1-a vehicle stopping block; 2-a connecting pin assembly; 3-an intermediate actuator; 4-treading force applying mechanism; 101-a block frame; 102-quick elastic slip prevention; 201-fixing a nut; 202-a pin shaft sleeve; 203-a fourth pin; 301-a first fixing nut; 302-a pushrod sleeve; 302-1-a chute plate; 302-2-long notch; 303-a first push arm; 304-a first pin; 305-a second push arm; 306-a first push rod; 307-a second push rod; 401-a third pin; 402-a first link; 403-a second pin; 404-a second link; 405-a second fixation nut.

Detailed Description

The first embodiment is as follows:

as shown in fig. 1 to 5, a bidirectional anti-slip device capable of applying a pre-tightening force to a vehicle wheel comprises two opposite vehicle stopping blocks 1, wherein each vehicle stopping block 1 comprises a triangular vehicle stopping block frame 101, and a triangular elastic anti-slip block 102 is arranged in the triangular vehicle stopping block frame 101. The elastic deformation of the elastic anti-slip block 102 is tightly fitted into the vehicle-stopping block frame 101, and the elasticity can be realized by a spring, in this embodiment, a triangular rubber elastic anti-slip block, and the inclined plane of the triangular rubber elastic anti-slip block is an arc inclined plane. The two car stopping blocks 1 are used for being placed in front of and behind the automobile wheels to prevent the wheels from sliding, an intermediate execution mechanism 3 is connected with the two car stopping blocks 1, and a treading force applying mechanism 4 clamps the automobile wheels by the two car stopping blocks 1 from the front of and behind the automobile wheels through the intermediate execution mechanism 3; the middle executing mechanism 3 comprises a first pushing arm 303 and a second pushing arm 305, the tail ends of the first pushing arm 303 and the second pushing arm 305 are hinged through a first pin shaft 304 and arranged in a horizontal V-shaped pushing arm shape, the front ends of the first pushing arm 303 and the second pushing arm 305 are respectively connected with two car stopping blocks 1, a first push rod 306 and a second push rod 307 are respectively and horizontally arranged on the first pushing arm 303 and the second pushing arm 305 arranged in the horizontal V-shaped pushing arm shape, the treading force applying mechanism 4 comprises a first connecting rod 402 and a second connecting rod 404, one end of the first connecting rod 402 and one end of the second connecting rod 404 are hinged through a second shaft pin 403 and second fixing nuts 405 at the two ends of the second connecting rod to form a V-shaped connecting rod perpendicular to the horizontal V-shaped pushing arm shape, the opening of the V-shaped connecting rod is upwards used for treading, the hinged end of the V-shaped connecting rod contacts with the ground, the other end of the first connecting rod 402 and the second connecting rod 404 are respectively hinged through two push rods 401 The two push rod sleeves 302 are respectively and rotatably sleeved into the first push rod 306 and the second push rod 307 to be connected with the first push arm 303 and the second push arm 305, the push rod sleeves 302 are positioned by the first fixing nuts 301 at the end parts of the first push rod 306 and the second push rod 307, when the two oppositely arranged vehicle stopping blocks 1 are pushed into the front and the back of the vehicle wheel separately, the openings of the pedal V-shaped connecting rod are pressed downwards, the openings of the first connecting rod 402 and the second connecting rod 404 are enlarged, so that the other ends of the first connecting rod 402 and the second connecting rod 404 push the first push rod 306 and the second push rod 307 to rotate inwards respectively by taking the two third axis pins 401 as centers, the first push rod 306 and the second push rod 307 rotate inwards to push the first push arm 303 and the second push arm 305 to rotate inwards by taking the first axis pin 304 as a center, and the first push arm 303 and the second push arm 305 which are inwards folded push the two vehicle stopping blocks 1 to push the vehicle wheel from the front and the back of the vehicle wheel And (4) clamping. The two car stopping blocks 1 clamp the car wheels from the front and the back of the car wheels to enable elastic deformation to be generated between the elastic anti-slip block 102 and the tyre, so that the application of the pretightening force of the elastic anti-slip block 102 is realized, and the elastic anti-slip block 102 is tightly combined with the tyre. Wherein: the V-shaped connecting rod is perpendicular to the horizontal V-shaped push arm, so that the phenomenon of rebounding and dislocation of the car stopping block is prevented. So that the elastic anti-slip blocks 102 in the final block frame 101 hug the tire.

Example two:

the embodiment is an improvement of the first embodiment, and is a refinement of the connecting structure of the car stopping block 1 and the intermediate actuator 3 of the first embodiment. In this embodiment, the front ends of the first push arm 303 and the second push arm 305 are respectively connected to the two car stopping blocks 1 through a connecting pin assembly 2, the connecting pin assembly 2 includes a fourth pin 203, a fixing nut 201 and a pin sleeve 202, the pin sleeve 202 is sleeved on the fourth pin 203 in a rotatable manner, the rear end of the fourth pin 203 is positioned in the pin sleeve 202 through the fixing nut 201, the side surfaces of the two pin sleeves 202 are respectively and fixedly connected to the lower sides of the two car stopping blocks 1, and the front ends of the two fourth pins 203 are respectively and hingedly connected to the first push arm 303 and the second push arm 305.

Example three:

the present embodiment is an improvement of the first embodiment, and is a refinement of the first embodiment with respect to the intermediate actuator 3. The maximum opening angle of the V-shaped push arm is not more than 120 degrees.

The maximum opening angle of the V-shaped push arm can be limited to be not more than 120 degrees by providing a stopper on the first pin 304.

Example four:

the present embodiment is a modification of the above-described embodiment, and is a refinement of the above-described embodiment with respect to the intermediate actuator 3 and the tread force applying mechanism 4. In the embodiment, when the V-shaped push arm is opened to the maximum opening angle state, the distance between the first pin shaft (304) and the V-shaped connecting rod is at least 200mm, and the maximum opening angle of the V-shaped push arm is 120 degrees.

When the first pushing arm 303 and the second pushing arm 305 rotate around the first axis pin 304 and fold inwards, the relative positions of the third axis pin 401 and the first pushing rod 306 and the second pushing rod 307 are fixed; therefore, when the first pin 304 moves toward the V-shaped link when the push-in is performed, the foot is injured when the push-in is performed with too much force, and the distance between the first pin 304 and the V-shaped link needs to be increased, so that the distance between the first pin 304 and the V-shaped link is at least 200mm when the maximum opening angle of the V-shaped push arm, that is, the first push arm 303 and the second push arm 305 are opened to the maximum, and the maximum opening angle of the V-shaped push arm is 120 degrees.

Example five:

the present embodiment is a modification of the above-described embodiment, and is a refinement of the above-described embodiment with respect to the intermediate actuator 3 and the tread force applying mechanism 4. In this embodiment, the push rod sleeve 302 and the third pin 401 are connected in another structure, as shown in fig. 4, a sliding groove plate 302-1 is disposed at a side of the push rod sleeve 302, a long notch 302-2 is disposed on the sliding groove plate, the third pin 401 is inserted into the long notch 302-2 and rotatably connected with the push rod sleeve 302, and the third pin 401 slides backward from a front end of the long notch 302-2 as openings of the first link 402 and the second link 404 increase. Thus, during the folding process, when the third axis pin 401 slides backwards from the front end of the long notch 302-2, the first push rod 306 and the second push rod 307 are lengthened gradually, and the first axis pin 304 is prevented from moving in the direction of the V-shaped connecting rod.

The above embodiment: make two blocks of holding up traffic simultaneously act on the both sides of tire through mechanical structure, increased the pretightning force in the use, solved the untight phenomenon of holding up traffic piece and wheel contact, guaranteed limited slip effect to easy operation, the wholeness is strong, and the effectual condition of having solved the block of holding up traffic dislocation, losing takes place.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications should be included in the protection scope of the present invention.