CN216197401U

CN216197401U - Self-adjusting type buffer device for automobile trunk lid

Info

Publication number: CN216197401U
Application number: CN202121534668.6U
Authority: CN
Inventors: 时月; 姚麒麟; 于雪
Original assignee: FAW Volkswagen Automotive Co Ltd
Current assignee: FAW Volkswagen Automotive Co Ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-04-05
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a self-adjusting type buffer device for a trunk lid of an automobile. The self-adjusting component comprises a self-adjusting sliding block, a compression spring and a base, wherein a sliding groove is formed in the base, the self-adjusting sliding block positioned in the sliding groove is connected with the base through the compression spring, two sides of the self-adjusting sliding block are in sliding clamping with the base, and the self-adjusting sliding block can move along the base under the action of the compression spring. One end of the compression spring is in contact with the base, and the other end of the compression spring is in contact with the self-adjusting slider. The buffer device can be suitable for automobile trunk covers with different sizes, and in the running process of an automobile, along with the shaking of the trunk cover, the self-adjusting sliding block and the fixing part are ensured to be always in contact under the action of the compression spring, so that the relative motion is generated between the self-adjusting part and the fixing part, and the buffer force between the automobile trunk cover and the automobile body is automatically adjusted.

Description

Self-adjusting type buffer device for automobile trunk lid

Technical Field

The utility model belongs to the field of automobile part manufacturing, and relates to a self-adjusting type buffering device for an automobile trunk cover.

Background

During the running of the automobile, the trunk lid can slightly shake. In order to reduce the shaking of the trunk lid, a buffer block with a buffering effect is usually arranged between the trunk lid and the side wall of the automobile body, and the buffer block is usually made of rubber, fixed on the automobile body and in direct contact with the trunk lid, so that the function of limiting the shaking of the trunk lid is achieved. However, the conventional buffer block structure is fixed, and the vehicle body or the trunk lid itself has manufacturing tolerance, and there is also assembly tolerance between the two, so, in the process that the trunk lid rocks during the automobile driving, the situation that the trunk lid is separated from the buffer block may occur, or the trunk lid is excessively extruded with the buffer block, which results in too large contact pressure, reduces the service life of the buffer block, and cannot play a good buffering role.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a self-adjusting type buffer device for a car trunk cover, which is suitable for car trunk covers with different sizes. In the driving process of the automobile, along with the shaking of the trunk cover, the buffer device can automatically adjust the buffer force between the trunk cover and the automobile body, play a good buffer effect, reduce the shaking of the trunk cover and better protect the trunk cover and the automobile body.

In order to achieve the purpose, the technical scheme of the utility model is as follows: a self-adjusting type buffer device for a trunk lid of an automobile comprises a self-adjusting part and a fixing part, wherein the self-adjusting part is installed on the trunk lid of the automobile in a contact mode, the fixing part is installed on the side wall of the automobile body, and the fixing part and the self-adjusting part can move relatively during the driving of the automobile, so that the buffer force between the trunk lid of the automobile and the automobile body can be automatically adjusted. The self-adjusting component comprises a self-adjusting sliding block, a compression spring and a base, wherein a sliding groove is formed in the base, the self-adjusting sliding block positioned in the sliding groove is connected with the base through the compression spring, two sides of the self-adjusting sliding block are in sliding clamping with the base, and the self-adjusting sliding block can move along the base under the action of the compression spring. The compression spring is always in a compression state, one end of the compression spring is in contact with the base, the other end of the compression spring is in contact with the self-adjusting sliding block, and the compression spring simultaneously generates acting force on the base and the self-adjusting sliding block.

Preferably, a spring guide rod is arranged in the sliding groove, and the compression spring is sleeved on the spring guide rod. The spring guide rod plays a guiding role for the compression spring and prevents the compression spring from inclining when the compression spring is pressed.

Preferably, a spring clamping groove is formed at the contact part of the top of the self-adjusting sliding block and the compression spring, and the compression spring is compressed and clamped in the spring clamping groove.

Preferably, one end of the spring guide rod is arranged in the spring clamping groove, the spring guide rod is not in contact with the spring clamping groove, and the spring guide rod does not obstruct the relative movement of the self-adjusting sliding block and the base.

Preferably, the number of the spring guide rods, the number of the compression springs and the number of the spring clamping grooves are two, so that relative movement between the self-adjusting sliding block and the base is more stable.

Preferably, the both sides of spout are equipped with the slider draw-in groove, and the both sides of self-interacting slider are equipped with the slider card strip, and the slider card strip card is in the slider draw-in groove, and the self-interacting slider can move along the spout. The slider clamping strip and the slider clamping groove are used for preventing the self-adjusting slider from falling from the sliding groove of the base.

Preferably, the bottom of the self-adjusting sliding block is a sliding block inclined plane, and the fixing component is provided with a fixing inclined plane matched with the sliding block inclined plane, so that the self-adjusting sliding block can move along the fixing inclined plane to adapt to the shaking of the automobile trunk cover, and the buffering effect is improved.

Preferably, the self-adjusting buffer device for the automobile trunk cover further comprises a base, wherein the base is made of soft rubber and is integrally formed with the base through injection molding. The base also has a shock absorption function to avoid damage of the trunk lid of the automobile due to direct contact with the base.

Preferably, the outer side of the base is provided with mounting pins for fixing the self-adjusting part to the trunk lid of the vehicle.

Preferably, the fixing part is provided with a mounting hole at the opposite side of the mounting pin, and the mounting hole is matched with the screw to mount the fixing part on the side wall of the vehicle body.

The self-adjusting type buffer device for the automobile trunk cover is convenient to install and can be suitable for automobile trunk covers with different sizes. In the running process of the automobile, along with the shaking of the trunk cover, the self-adjusting sliding block and the fixed part are ensured to be always in contact under the action of the compression spring, so that the relative motion is generated between the self-adjusting part and the fixed part, and the buffer force between the trunk cover and the automobile body of the automobile is automatically adjusted, so that the automobile has strong practicability.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a full sectional view of the self-adjusting feature of the present invention;

FIG. 3 is a partial cross-sectional view of a self-adjusting feature of the present invention;

FIG. 4 is a state diagram of the present invention in practical application.

Description of the main element symbols:

1 self-adjusting part

2 base

21 chute

22 spring guide rod

23 slider clamping groove

3 compression spring

4 self-adjusting slide block

41 spring clamping groove

42 slide block clamping strip

43 inclined plane of sliding block

5 fixing part

51 fixed inclined plane

52 mounting hole

6 base

7 mounting pin

Detailed Description

The technical solution of the embodiment of the self-adjusting impact absorption device for a trunk lid of a vehicle according to the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the scope of the utility model.

As shown in FIG. 1, the present invention provides a self-adjusting type cushioning device for a trunk lid of an automobile, comprising a self-adjusting member 1 and a fixing member 5, wherein the self-adjusting member 1 is mounted on the trunk lid of the automobile, and the fixing member 5 is mounted on a side periphery of the automobile.

As shown in fig. 1 to 3, the self-adjusting unit 1 is composed of a base 2, a compression spring 3 and a self-adjusting slider 4, the base 2 is provided with a sliding groove 21, a spring guide 22 is provided on the base 2 in the sliding groove 21, and the spring guide 22 is integrally formed with the base 2. The two sides of the sliding groove 21 are provided with sliding block clamping grooves 23, and the sliding block clamping grooves 23 are of rectangular groove body structures. In practical applications, the slider locking groove 23 may also be configured as a groove structure with a trapezoid shape or other shapes, which is not limited herein.

The compression spring 3 is sleeved on the spring guide rod 22, the top end of the compression spring 3 is in pressing contact with the base 1, the bottom end of the compression spring 3 is in pressing contact with the self-adjusting sliding block 4, and the compression spring 3 is always in a compression state. The self-adjusting sliding block 4 is positioned in the sliding groove 21 on the base 2, a spring clamping groove 41 is arranged at the contact part of the top of the self-adjusting sliding block 4 and the compression spring 3, and the spring clamping groove 41 is matched with the spring guide rod 22 and the compression spring 3. The bottom end of the spring guide rod 22 is arranged in the spring clamping groove 41, the spring guide rod 22 is not in contact with the spring clamping groove 41, and the spring guide rod 22 does not obstruct the relative movement of the self-adjusting sliding block 4 and the base 2. The bottom end of the compression spring 3 sleeved on the spring guide rod 22 is clamped in the spring clamping groove 41 to generate elastic force for the self-adjusting sliding block 4.

The two sides of the self-adjusting sliding block 4 are provided with sliding block clamping strips 42, and the sliding block clamping strips 42 are of long strip structures and have elasticity and are integrally formed with the self-adjusting sliding block 4. The sliding block clamping strip 42 is clamped in the sliding block clamping grooves 23 on two sides of the sliding groove 21, and the size of each sliding block clamping groove 23 is larger than that of the sliding block clamping strip 42, so that the self-adjusting sliding block 4 can move relative to the base 2 along the sliding groove 21, and the self-adjusting sliding block 4 is prevented from falling from the sliding groove 21 of the base 2.

The bottom of the self-adjusting slide block 4 is a slide block inclined surface 43, the fixing part 5 is positioned below the self-adjusting slide block 4, and the fixing part 5 is provided with a fixing inclined surface 51 matched with the slide block inclined surface 43. The inclined surfaces 43 of the sliding block and the inclined surfaces 51 contact each other, so that the self-adjusting part 1 and the fixing part 5 can move relatively along the two inclined surfaces to adapt to the shaking of the trunk lid during the driving of the automobile. The fixing member 5 is provided with mounting holes 52, and the mounting holes 52 are engaged with screws to mount the fixing member 5 to the vehicle body side wall.

In a preferred embodiment, a base 6 is provided on one side of the base 2. The base 6 is made of soft rubber, the base 2 is made of hard rubber, and the base are integrally formed in an injection molding mode. The outer side of the base 6 is provided with mounting pins 7 for fixing the self-adjusting part 1 to the trunk lid of a vehicle. The mounting pin 7 of the base 6 is disposed opposite to the mounting hole 52 of the fixing member 5, so that the entire self-adjusting type vehicle trunk lid cushioning device is mounted between the trunk lid and the body side.

Before the self-adjusting type buffer device for the automobile trunk lid is used, the self-adjusting part 1 is fixed on the outer side wall of the automobile trunk lid through screws, the fixing part 5 is fixed on the side periphery of the automobile body through screws, so that the buffer device is installed, and after the trunk lid is closed, the self-adjusting part 1 and the fixing part 5 in the buffer device are installed at the position of the fixed inclined plane 51 in a contact mode. As shown in fig. 4, the trunk lid of the car may be slightly shaken during the driving of the vehicle. For example, when the trunk lid of the automobile shakes up and down, the base 2 fixed on the trunk lid of the automobile shakes up and down along with the base, and under the action of the compression spring 3, the base 2 and the self-adjusting slide block 4 move relatively, and the self-adjusting slide block 4 is always in contact with the fixed part 5 in the process, so that the buffer force between the trunk lid of the automobile and the automobile body is automatically adjusted. In addition, the damping device can also adapt to the shaking of the trunk lid of the automobile in a non-vertical direction under the action of the inclined surface 43 of the slider at the bottom of the self-adjusting slider 4 and the inclined surface 51 of the fixing part 5.

It should be noted that: the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the utility model. Therefore, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A self-adjusting cushioning device for a trunk lid of an automobile, comprising a self-adjusting member and a fixing member, the self-adjusting member being installed in contact with the fixing member,

the self-adjusting component consists of a base, a compression spring and a self-adjusting slide block, the base is provided with a chute, the self-adjusting slide block positioned in the chute is connected with the base through the compression spring, two sides of the self-adjusting slide block are clamped with the base in a sliding way,

the compression spring is always in a compressed state, one end of the compression spring is in contact with the base, and the other end of the compression spring is in contact with the self-adjusting sliding block.

2. The self-adjusting vehicle trunk lid cushioning device of claim 1, wherein said sliding slot is provided with a spring guide rod, and said compression spring is sleeved on said spring guide rod.

3. The self-adjusting vehicle trunk lid cushioning device according to claim 2, wherein a spring catch is provided at a point where a top portion of said self-adjusting slider contacts said compression spring, and said compression spring is compressed and caught in said spring catch.

4. The self-adjusting vehicle trunk lid cushioning device of claim 3, wherein said spring guide rod has one end disposed within said spring catch, said spring guide rod being out of contact with said spring catch.

5. The self-adjusting vehicle trunk lid cushioning device of claim 3, wherein there are two of said spring guide, said compression spring and said spring catch.

6. The self-adjusting vehicle trunk lid cushioning device according to claim 1, wherein said sliding channel is provided with a slider engaging groove on both sides thereof, said self-adjusting slider is provided with a slider engaging strip on both sides thereof, said slider engaging strip is engaged with said slider engaging groove, and said self-adjusting slider is movable along said sliding channel.

7. The self-adjusting vehicle trunk lid cushioning device according to claim 1, wherein said self-adjusting slider has a slider slope at a bottom thereof, and said fixed member has a fixed slope adapted to said slider slope, so that said self-adjusting slider can move along said fixed slope.

8. The self-adjusting cushioning device for a trunk lid of a vehicle according to claim 1, further comprising a base, wherein said base is made of soft rubber and is integrally formed with said base by injection molding.

9. The self-adjusting vehicle trunk lid cushioning device of claim 8, wherein said base is provided with mounting pins on the outside thereof for securing said self-adjusting member to the vehicle trunk lid.

10. The self-adjusting vehicle trunk lid cushioning device of claim 9, wherein said mounting member has mounting holes formed therein on opposite sides of said mounting pin.