CN216842881U

CN216842881U - New energy automobile is with bumper shock absorber

Info

Publication number: CN216842881U
Application number: CN202220315757.XU
Authority: CN
Inventors: 马梦梦
Original assignee: Mingxin Tianjin Automobile Technical Service Co ltd
Current assignee: Mingxin Tianjin Automobile Technical Service Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-06-28
Anticipated expiration: 2032-02-16

Abstract

The utility model discloses a bumper shock absorber for new energy automobile relates to new energy automobile technical field, including the lower part bolster, the fixed surface intercommunication of lower part bolster has two sets of symmetrical damping boxes, and is two adjacent equal fixedly connected with lower part installation piece, every in the crack between the damping box the inside of damping box all is provided with damping mechanism, the last surface sliding connection of lower part bolster has the linkage push rod. It sets up through the cooperation between linkage push rod, upper portion bearing block, damping box, damping mechanism and the buffer gear, transmits the impact force for the linkage push rod through the upper portion bearing block to under buffer gear and damping mechanism's effect, can cushion the impact force that the linkage push rod bore, utilize the mode of economic benefits and social benefits buffering, can not only cushion the impact force, can also carry out the damping to the reaction force of linkage push rod, the effectual travelling comfort that has promoted the interior passenger of car in the journey.

Description

New energy automobile is with bumper shock absorber

Technical Field

The utility model relates to a new energy automobile technical field specifically is a bumper shock absorber for new energy automobile.

Background

The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, forms an automobile with advanced technical principle, new technology and new structure, and comprises a pure electric automobile, an extended range electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like.

At present, there is a bumper shock absorber for new energy automobile in the market, patent number: CN21237996U, it can buffer the impact force received by the device by the cooperation of multiple springs.

However, in the above solution, the impact force is buffered only by using the performance of the spring itself, and after long-term use, the spring is easily damaged due to fatigue, thereby affecting the damping performance of the whole device; therefore, the shock absorber for the new energy automobile is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bumper shock absorber for new energy automobile in order to compensate prior art not enough.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bumper shock absorber for new energy automobile, includes the bolster in the lower part, the outer fixed surface intercommunication of bolster in the lower part has two sets of symmetrical damping boxes, and is two adjacent equal fixedly connected with lower part installation piece, every in the crack between the damping box the inside of damping box all is provided with damping mechanism, the last surface sliding connection of bolster in the lower part has the linkage push rod, the last fixed surface of linkage push rod is connected with upper portion bearing block, the bottom of linkage push rod is provided with buffer gear.

Further, the upper surface of upper portion bearing block fixedly connected with upper portion mounting panel, the upper portion mounting panel with the mounting hole has all been seted up to the inside of lower part installation piece.

Furthermore, damping mechanism includes the slip cavity, the slip cavity is seted up in the inside of damping box, the inside sliding connection of slip cavity has the slide, a side fixedly connected with piston ring that the linkage push rod was kept away from to the slide.

Further, the slide is kept away from the first articulated piece of a side fixedly connected with of piston ring, the inside of first articulated piece articulates there is the hinge bar, the one end that first articulated piece was kept away from to the hinge bar articulates there is the articulated piece of second, and the last fixed surface of the articulated piece of second connects in the bottom surface of linkage push rod.

Further, buffer gear includes the buffer block, buffer block fixed connection is in linkage push rod's bottom surface, the shifting chute has been seted up to the inside of buffer block, the inside sliding connection of shifting chute has the movable plate.

Furthermore, the bottom surface fixedly connected with bracing piece of movable plate, the bottom of bracing piece runs through the bottom surface of buffer block and fixedly connected in the interior diapire of lower part bolster.

Furthermore, the upper surface of the moving plate is fixedly connected with a buffer spring, and one end, far away from the moving plate, of the buffer spring is fixedly connected with the inner top wall of the moving groove.

Compared with the prior art, this bumper shock absorber for new energy automobile possesses following beneficial effect:

1. the utility model discloses a cooperation setting between linkage push rod, upper portion bearing block, damping box, damping mechanism and the buffer gear, transmit the impact force for the linkage push rod through the upper portion bearing block to under buffer gear and damping mechanism's effect, can cushion the impact force that the linkage push rod bore, utilize the mode of economic benefits and social benefits buffering, can not only cushion the impact force, can also carry out the damping to the reaction force of linkage push rod, the effectual car that has promoted passenger's travelling comfort in the in-vehicle of driving process.

2. The utility model discloses a cooperation setting between upper portion mounting panel and the lower part installation piece can promote the stability that upper portion bearing block and lower part bolster were installed on the automobile body, through buffer spring and the cooperation setting between the bracing piece, drives the buffer block through the linkage push rod and carries out the downstream, can make the movable plate slide in the inside of shifting chute, and then can extrude buffer spring, under buffer spring's effect, can cushion the impact force that the linkage push rod bore.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

In the figure: the damping device comprises a lower damping member 1, a linkage push rod 2, an upper bearing block 3, an upper mounting plate 4, a damping box 5, a lower mounting block 6, a damping mechanism 7, a sliding cavity 71, a sliding plate 72, a piston ring 73, a first hinging block 74, a hinging rod 75, a second hinging block 76, a buffering mechanism 8, a buffering block 81, a moving groove 82, a moving plate 83, a supporting rod 84 and a buffering spring 85.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

This embodiment provides a bumper shock absorber for new energy automobile, this bumper shock absorber for new energy automobile is arranged in realizing the shock attenuation buffering to the frame in new energy automobile, through design damping mechanism 7 and buffer gear 8, can cushion the impact force that linkage push rod 2 bore, utilize the mode of economic benefits and social benefits buffering, can not only cushion the impact force, can also carry out the damping to linkage push rod 2's reaction force, the effectual travelling process in-car passenger's that has promoted the car travelling comfort.

Referring to fig. 1 to 4, the shock absorber for the new energy automobile comprises a lower buffering member 1, two groups of symmetrical damping box bodies 5 are fixedly communicated with the outer surface of the lower buffering member 1, and lower mounting blocks 6 are fixedly connected in a crack between every two adjacent damping box bodies 5.

The damping mechanism 7 is arranged inside each damping box body 5, each damping mechanism 7 comprises a sliding cavity 71, each sliding cavity 71 is arranged inside each damping box body 5, a sliding plate 72 is connected inside each sliding cavity 71 in a sliding mode, and a piston ring 73 is fixedly connected to one side face, far away from the linkage push rod 2, of each sliding plate 72.

The piston ring 73 can improve the sealing performance between the slide plate 72 and the slide chamber 71, and can compress the gas accumulated in the slide chamber 71 and cushion the impact force by the compressed gas when the slide plate 72 moves in the slide chamber 71.

One side face, far away from piston ring 73, of sliding plate 72 is fixedly connected with first articulated block 74, the inside of first articulated block 74 is articulated with articulated rod 75, the one end, far away from first articulated block 74, of articulated rod 75 is articulated with second articulated block 76, and the upper surface of second articulated block 76 is fixedly connected to the bottom surface of linkage push rod 2.

When the linkage push rod 2 drives the lower cushion 1 to move up and down, the hinge rod 75 can rotate in the second hinge block 76 and the first hinge block 74, and the sliding plate 72 can be pushed to move transversely in the sliding cavity 71 when the linkage push rod 2 moves up and down.

The upper surface of the lower buffer member 1 is connected with a linkage push rod 2 in a sliding mode, the upper surface of the linkage push rod 2 is fixedly connected with an upper bearing block 3, the bottom end of the linkage push rod 2 is provided with a buffer mechanism 8, the upper surface of the upper bearing block 3 is fixedly connected with an upper mounting plate 4, and mounting holes are formed in the upper mounting plate 4 and the lower mounting block 6.

The upper mounting plate 4 can be fixed on the upper frame by using the mounting hole on the upper mounting plate 4, and the lower mounting block 6 can be fixed on the lower frame by using the mounting hole on the lower mounting block 6, so that the stability of the upper bearing block 3 and the lower buffer member 1 mounted on the vehicle body can be improved.

The buffer mechanism 8 comprises a buffer block 81, the buffer block 81 is fixedly connected to the bottom surface of the linkage push rod 2, a moving groove 82 is formed in the buffer block 81, and a moving plate 83 is slidably connected to the moving groove 82.

A support rod 84 is fixedly connected to the bottom surface of the moving plate 83, the bottom end of the support rod 84 penetrates through the bottom surface of the buffer block 81 and is fixedly connected to the inner bottom wall of the lower buffer 1, a buffer spring 85 is fixedly connected to the upper surface of the moving plate 83, and one end, far away from the moving plate 83, of the buffer spring 85 is fixedly connected to the inner top wall of the moving groove 82.

The buffer block 81 is driven by the linkage push rod 2 to move downwards, so that the moving plate 83 can slide in the moving groove 82, the buffer spring 85 can be extruded, and the impact force borne by the linkage push rod 2 can be buffered under the action of the buffer spring 85.

The working principle is as follows: the upper mounting plate 4 is mounted on the upper frame through the mounting hole, the lower mounting block 6 is mounted on the lower frame through the mounting hole, when the frame shakes, the impact force borne by the upper bearing block 3 can be transmitted to the linkage push rod 2, the linkage push rod 2 can move up and down in the lower buffer 1, the linkage push rod 2 can drive the buffer block 81 to move down, the moving plate 83 can slide in the moving groove 82 and compress the buffer spring 85, meanwhile, the linkage push rod 2 can drive the second hinge block 76 to move down, under the action of the hinge rod 75, the first hinge block 74 can drive the sliding plate 72 and the piston ring 73 to slide in the sliding cavity 71, under the action of the buffer mechanism 8 and the damping mechanism 7, the impact force borne by the linkage push rod 2 can be buffered, and the impact force can be buffered by using a double-effect buffering mode, and the counterforce of the linkage push rod 2 can be damped, so that the comfort of passengers in the automobile in the driving process of the automobile is effectively improved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a bumper shock absorber for new energy automobile, includes lower bolster (1), its characterized in that: the outer fixed surface intercommunication of lower part bolster (1) has two sets of symmetrical damping box (5), and is two adjacent equal fixedly connected with lower part installation piece (6), every in the crack between damping box (5 the inside of damping box (5) all is provided with damping mechanism (7), the upper surface sliding connection of lower part bolster (1) has linkage push rod (2), the last fixed surface of linkage push rod (2) is connected with upper portion bearing block (3), the bottom of linkage push rod (2) is provided with buffer gear (8).

2. The shock absorber for the new energy automobile of claim 1, characterized in that: the upper surface of upper portion bearing block (3) is fixedly connected with upper portion mounting panel (4), upper portion mounting panel (4) with the mounting hole has all been seted up to the inside of lower part installation piece (6).

3. The shock absorber for the new energy automobile of claim 1, characterized in that: damping mechanism (7) are including sliding chamber body (71), sliding chamber body (71) are seted up in the inside of damping box (5), sliding chamber body's (71) inside sliding connection has slide (72), slide (72) keep away from a side fixedly connected with piston ring (73) of linkage push rod (2).

4. The shock absorber for the new energy automobile according to claim 3, wherein: one side fixedly connected with of piston ring (73) is kept away from in slide (72) articulates piece (74), the inside of first articulated piece (74) articulates there is articulated pole (75), the one end that first articulated piece (74) were kept away from in articulated pole (75) articulates has articulated piece (76) of second, and the last fixed surface of articulated piece (76) of second connects in the bottom surface of linkage push rod (2).

5. The damper for the new energy automobile according to claim 1, characterized in that: buffer gear (8) include buffer block (81), buffer block (81) fixed connection is in the bottom surface of linkage push rod (2), shifting chute (82) have been seted up to the inside of buffer block (81), the inside sliding connection of shifting chute (82) has movable plate (83).

6. The shock absorber for the new energy automobile according to claim 5, wherein: the bottom surface of the moving plate (83) is fixedly connected with a supporting rod (84), and the bottom end of the supporting rod (84) penetrates through the bottom surface of the buffer block (81) and is fixedly connected to the inner bottom wall of the lower buffer piece (1).

7. The shock absorber for the new energy automobile according to claim 5, wherein: the upper surface of the moving plate (83) is fixedly connected with a buffer spring (85), and one end, far away from the moving plate (83), of the buffer spring (85) is fixedly connected with the inner top wall of the moving groove (82).