阅读说明：本技术 一种电动车防撞加厚型前保险杠 (Anti-collision thickened front bumper of electric vehicle ) 是由 李建忠 于 2020-07-22 设计创作，主要内容包括：本发明公开了一种电动车防撞加厚型前保险杠,包括本体,所述本体的一端设置有加长杠,所述本体的一端滑动连接有和加长杠转动连接的第一减震装置,所述本体的侧面固定安装有和加长杠固定连接的第二减震装置,所述本体的侧面固定安装有定位装置,所述第一减震装置包括滑块、转动杆、第一弹簧和挡块,所述挡块固定安装在本体的一端中间,所述滑块滑动连接在本体的侧面,所述第一弹簧套接在本体的侧面,所述第一弹簧位于滑块以及挡块之间。本发明利用加长杠来对电动车碰撞产生的撞击力进行多方位的缓冲和分解卸力,使得本体正向和垂直方向的受力被大大地削减,且最终受力部位更多更均匀,解决了现有的电动车保险杠的防撞效果不佳的问题。(The invention discloses an anti-collision thickened front bumper of an electric vehicle, which comprises a body, wherein one end of the body is provided with a lengthening bar, one end of the body is connected with a first damping device in a sliding manner, the lengthening bar is connected with the first damping device in a rotating manner, the side surface of the body is fixedly provided with a second damping device, the second damping device is fixedly connected with the lengthening bar, the side surface of the body is fixedly provided with a positioning device, the first damping device comprises a sliding block, a rotating rod, a first spring and a stop block, the stop block is fixedly arranged in the middle of one end of the body, the sliding block is connected with the side surface of the body in a sliding manner, the first spring is sleeved on the side surface of the body, and. The bumper utilizes the lengthening bar to buffer and decompose the impact force generated by the collision of the electric vehicle in multiple directions, so that the stress of the body in the forward direction and the vertical direction is greatly reduced, the final stress part is more and more uniform, and the problem of poor collision prevention effect of the conventional electric vehicle bumper is solved.)

1. The utility model provides an anti-collision thickened type front bumper of electric vehicle, includes body (1), its characterized in that: the one end of body (1) is provided with extra long thick stick (6), the one end sliding connection of body (1) has and rotates first damping device (2) of connection with extra long thick stick (6), the side fixed mounting of body (1) has and adds extra long thick stick (6) fixed connection's second damping device (3), the side fixed mounting of body (1) has positioner (4).

2. The anti-collision thickened front bumper for the electric vehicle as claimed in claim 1, wherein: first damping device (2) include slider (21), dwang (22), first spring (23) and dog (24), dog (24) fixed mounting is in the middle of the one end of body (1), slider (21) sliding connection is in the side of body (1), first spring (23) cup joint the side at body (1), first spring (23) are located between slider (21) and dog (24), the side of connection at slider (21) is rotated to the one end of dwang (22), the other end of dwang (22) is passed through connecting block (5) and is rotated with extra long thick stick (6) and is connected.

3. The anti-collision thickened front bumper for the electric vehicle as claimed in claim 1, wherein: second damping device (3) are including fixed block (31), inside groove (32), second spring (33), movable block (34) and spheroid (35), fixed block (31) fixed mounting is in the side of body (1), the side at fixed block (31) is seted up in inside groove (32), the inside at inside groove (32) is placed in second spring (33), the one end of movable block (34) is passed through spheroid (35) roll connection and is close to open-ended one side in inside groove (32), the other end fixed mounting of movable block (34) is in the one end of lengthening thick stick (6).

4. The anti-collision thickened front bumper for the electric vehicle as claimed in claim 1, wherein: positioner (4) are including locating piece (41) and shock pad (42), locating piece (41) fixed mounting is in the side of body (1), shock pad (42) fixed mounting is inboard in the one end of keeping away from body (1) in locating piece (41), it laminates the inboard at shock pad (42) to add length thick stick (6).

5. The anti-collision thickened front bumper for the electric vehicle as claimed in claim 1, wherein: the first damping device (2), the second damping device (3) and the positioning device (4) are symmetrically distributed at one end of the body (1) and one end of the lengthening bar (6).

6. The anti-collision thickened front bumper for the electric vehicle as claimed in claim 2, wherein: two ends of the first spring (23) are respectively and fixedly connected with the sliding block (21) and the stop block (24).

7. The anti-collision thickened front bumper for the electric vehicle as claimed in claim 1, wherein: the inside of body (1) is solid structure, the inside of extension thick stick (6) is hollow structure.

8. The use method of the anti-collision thickened front bumper of the electric vehicle as claimed in claim 1 comprises the following specific steps:

(S1) when the first damping device (2) is used, one end of the rotating rod (22) is rotatably connected to the inner side of the connecting block (5) through a bolt, when the electric vehicle collides, the lengthening rod (6) is impacted to move towards one end of the body (1), so that the two rotating rods (22) push the two sliding blocks (21) to slide oppositely on the side surfaces of the body (1), the first spring (23) stops the sliding of the sliding blocks (21) to play a role in damping and unloading force on the lengthening bar (6), the component can enable part of force of the lengthening bar (6) acting on the body (1) to be decomposed into force parallel to the direction of the body (1) and force perpendicular to the body (1), the force applied on the lengthening bar (6) can be decomposed into a force parallel to the moving direction of the lengthening bar (6) and a force perpendicular to the moving direction of the lengthening bar (6), so that the force applied in the perpendicular direction of the lengthening bar (6) and the body (1) is greatly reduced;

(S2) when the second damping device (3) is used, the movable block (34) is fixedly connected with the lengthening bar (6) through a bolt, when the electric vehicle collides, the lengthening bar (6) is impacted to move towards one end of the body (1), the movable block (34) and the ball body (35) are pushed to move, and the second spring (33) has damping and buffering effects on the lengthening bar (6);

(S3) and the positioning device (4) are used, the positioning block (41) and the shock pad (42) are convenient to limit the lengthening bar (6), so that the lengthening bar (6) keeps a horizontal state, and the shock pad (42) can buffer the lateral impact stress of the lengthening bar (6) at the same time.

(S4), during the use, come to protect the electric motor car through set up extension thick stick (6) before the bumper of electric motor car, be convenient for avoid the bumper striking atress directly to transmit the problem on the electric motor car, be convenient for play the anticollision guard action to the electric motor car.

Technical Field

The invention relates to the field of electric vehicle parts, in particular to an anti-collision thickened front bumper of an electric vehicle.

Background

The electric motor car bumper is the safety device who absorbs and slow down external impact force, protection automobile body front-back, and traditional electric motor car bumper is integrated into one piece's tubular structure part, and inconvenient dismantlement after the installation, shock attenuation and buffer capacity are low when receiving the striking, consequently, traditional electric motor car bumper has the not strong problem of crashworthiness and has the inconvenient problem of maintenance that leads to of dismantling.

Disclosure of Invention

The invention aims to provide an anti-collision thickened front bumper of an electric vehicle, which is used for solving the problems of weak anti-collision capability and inconvenient maintenance caused by inconvenient disassembly of the traditional bumper of the electric vehicle in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an anti-collision thickened front bumper of electric vehicle, includes the body, the one end of body is provided with the extension thick stick, the one end sliding connection of body has and adds the first damping device that the thick stick rotates the connection, the side fixed mounting of body has and adds the second damping device of extension thick stick fixed connection, the side fixed mounting of body has positioner.

In a further embodiment, first damping device includes slider, dwang, first spring and dog, dog fixed mounting is in the middle of the one end of body, slider sliding connection is in the side of body, first spring cup joints the side at the body, first spring is located between slider and the dog, the one end of dwang is rotated and is connected the side at the slider, the other end of dwang passes through the connecting block and adds the rotation of long thick stick and connect.

In a further embodiment, the second damping device comprises a fixed block, an inner groove, a second spring, a movable block and a ball, the fixed block is fixedly installed on the side surface of the body, the inner groove is formed in the side of the fixed block, the second spring is placed in the inner groove, one end of the movable block is connected to the side, close to the opening, of the inner groove in a rolling mode through the ball, and the other end of the movable block is fixedly installed at one end of the lengthening bar.

In a further embodiment, the positioning device comprises a positioning block and a shock pad, the positioning block is fixedly installed on the side face of the body, the shock pad is fixedly installed on the inner side of one end, far away from the body, of the positioning block, and the lengthening bar is attached to the inner side of the shock pad.

In a further embodiment, the first damping device, the second damping device and the positioning device are symmetrically distributed on the body and one end of the lengthening bar.

In a further embodiment, two ends of the first spring are fixedly connected with the sliding block and the stop block respectively.

In a further embodiment, the interior of the body is of solid construction and the interior of the elongate bar is of hollow construction.

In a further embodiment, a method for using an anti-collision thickened front bumper of an electric vehicle comprises the following steps:

(S1), when the first damping device is used, one end of the rotating rod is rotatably connected to the inner side of the connecting block through the bolt, when the electric vehicle collides, the lengthening rod is impacted to move towards one end of the body, so that the two rotating rods push the two sliding blocks to slide oppositely on the side surface of the body, the first spring blocks the sliding of the sliding blocks to play a role in damping and unloading force on the lengthening rod, and the component can decompose part of force applied to the body by the lengthening rod into a force parallel to the body direction and a force perpendicular to the body, so that the force applied to the lengthening rod can be decomposed into a force parallel to the lengthening rod moving direction and a force perpendicular to the lengthening rod moving direction, and the stress of the lengthening rod and the body in the perpendicular direction is greatly reduced;

(S2) when the second damping device is used, the movable block is fixedly connected with the lengthening bar through a bolt, when the electric vehicle collides, the lengthening bar is impacted to move towards one end of the body, the movable block and the ball body are pushed to move, and the second spring has damping and buffering effects on the lengthening bar;

(S3) when the positioning device is used, the positioning block and the shock pad are convenient for limiting the lengthening bar, so that the lengthening bar is kept in a horizontal state, and the shock pad can buffer the lateral impact stress of the lengthening bar;

(S4), during the use, come to protect the electric motor car through set up the extension thick stick before the bumper of electric motor car, be convenient for avoid the bumper striking atress directly to transmit the problem on the electric motor car, be convenient for play the anticollision guard action to the electric motor car.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention relates to an anti-collision thickened front bumper of an electric vehicle, which is characterized in that a lengthening bar is designed at the front end of a body, and the lengthening bar is utilized to buffer and decompose the impact force generated by the collision of the electric vehicle in multiple directions, so that the stress in the forward direction and the vertical direction of the body is greatly reduced, the final stress part is more and more uniform, the problem of poor anti-collision effect of the conventional bumper of the electric vehicle is solved, and the problem of damage to the bumper caused by overlarge stress of the unit area of the bumper is avoided.

2. According to the invention, after the lengthened bar is damaged and inconvenient to maintain, the lengthened bar is disassembled and replaced, so that the whole bumper is convenient to maintain.

3. The bumper is maintained by replacing the lengthened bar, so that the replacement cost of the lengthened bar is low, and the maintenance of the bumper is cheaper.

Drawings

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

In the figure: 1. a body; 2. a first damping device; 21. a slider; 22. rotating the rod; 23. a first spring; 24. a stopper; 3. a second damping device; 31. a fixed block; 32. an inner tank; 33. a second spring; 34. a movable block; 35. a sphere; 4. a positioning device; 41. positioning blocks; 42. a shock pad; 5. connecting blocks; 6. and (5) lengthening the bar.

Detailed Description

In order to solve the problem that the traditional electric vehicle bumper has poor anti-collision capacity and the problem that the traditional electric vehicle bumper is inconvenient to disassemble and causes inconvenient maintenance, the anti-collision thickened front bumper for the electric vehicle is specially provided. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.