Novel automobile anti-collision device

Abstract

The utility model discloses a novel automobile anti-collision device which comprises an anti-collision beam body, a protection mechanism is arranged in the anti-collision beam body and comprises an extrusion spring, a lifting plate, a baffle, a contact frame, a top column, a notch, a reset spring and a sliding groove, and a buffering mechanism is arranged on one side of the anti-collision beam body. Through arrangement of a contact frame, when collision occurs, the contact frame is stressed to move so as to drive a jacking column to press a reset spring, in the moving process of the jacking column, a notch can move to the position under a sliding groove of a baffle, the baffle is driven by the baffle to fall down along the sliding groove under the extrusion effect of an extrusion spring, and the space below the anti-collision beam is closed; pedestrians and objects are prevented from being pressed into the vehicle bottom, loss is prevented from being further expanded, friction between the baffle and the ground is reduced through the balls, the baffle can be repeatedly used, and the service life of the baffle is prolonged. The arc-shaped plate spring is matched with the multiple damping rods, impact generated at the collision moment of the automobile is buffered, and the safety of the anti-collision beam is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, in particular to a novel automobile anti-collision device. Background Art

[0002] In order to improve the safety of the car and reduce the chance of collision, an anti-collision buffer device is often installed on the car while it is driving. The anti-collision beam is a device used to absorb the collision energy when the vehicle is hit. It consists of a main beam, an energy absorption box and a mounting plate connected to the car.

[0003] After searching, the Chinese utility model patent with authorization announcement number CN 219077156 U discloses an automobile anti-collision protection device, whose structure includes two automobile main beams, the automobile main beams are connected to protective plates through a first support plate and a second support plate respectively, the protective plates are provided with grooves inside, the two ends of the grooves are provided with slides, the slides are connected to a force unloading plate through a slide plate, and one end of the force unloading plate is provided with a buffer spring. The utility model effectively protects the front end of the automobile main beam, avoids the phenomenon that the automobile main beam is greatly deformed when the automobile collides, and also facilitates the cooperation of the force unloading plate and the buffer spring to buffer the collision force, prevents the protective plate from being greatly deformed when the automobile collides, reduces the danger of the automobile when a collision occurs, and improves the protective effect of the automobile anti-collision protection device on the automobile.

[0004] Compared with the prior art, there are problems: some existing automobile anti-collision devices cannot close the space under the anti-collision beam when a collision occurs, which can easily cause pedestrians and objects to be pressed under the car, further increasing the loss.

[0005] Therefore, it is necessary to invent a new type of automobile anti-collision device. Utility Model Content

[0006] The purpose of the utility model is to overcome the deficiencies of the prior art and provide a new type of automobile anti-collision device.

[0007] The utility model solves the technical problem through the following technical scheme: it includes an anti-collision beam body, a protection mechanism is arranged inside the anti-collision beam body, the protection mechanism includes an extrusion spring, the extrusion spring is fixed to the top of the anti-collision beam body by bolts, a lifting plate is arranged at one end of the extrusion spring, a baffle is arranged below the lifting plate, a contact frame is arranged at one end of the anti-collision beam body, a top column is arranged in the middle position of the contact frame, notches are arranged on both sides of the top column, a reset spring is arranged at one end of the top column, a slide groove is arranged in the middle position of the baffle, and a buffer mechanism is arranged on one side of the anti-collision beam body.

[0008] As a further solution of the utility model: the buffer mechanism includes a telescopic arm, the telescopic arm is welded to the two ends of the anti-collision beam body, a mounting frame is provided at one end of the telescopic arm, an arc-shaped leaf spring is provided in the middle position of the mounting frame, and a plurality of damping rods are provided on the outer side of the arc-shaped leaf spring.

[0009] As a further solution of the utility model: a plurality of balls are arranged at one end of the baffle.

[0010] As a further solution of the utility model: the outer wall of the anti-collision beam body is provided with a rubber pad.

[0011] As a further solution of the utility model: a limiting track is arranged on the inner wall of the anti-collision beam body, and sliders are arranged at both ends of the arc-shaped leaf spring, and the sliders are slidably connected to the limiting track.

[0012] As a further solution of the utility model: a plurality of mounting holes are arranged on the outer side of the mounting frame.

[0013] As a further solution of the utility model: the slide groove and the notch are clearance-matched.

[0014] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0015] 1. By providing a contact frame, when a collision occurs, the contact frame is forced to move, thereby driving the top column to press the reset spring. During the movement of the top column, the notch will move to the bottom of the baffle plate. The baffle plate is driven to fall along the slide groove under the extrusion of the extrusion spring, and the space under the anti-collision beam is closed to prevent pedestrians and objects from being pressed under the vehicle, thereby avoiding further damage. A plurality of ball bearings are provided to reduce the friction between the baffle plate and the ground, so that the baffle plate can be reused many times, thereby extending the service life of the baffle plate;

[0016] 2. A telescopic arm is provided to limit the movement direction of the anti-collision beam body, and an arc-shaped leaf spring is provided. The arc-shaped leaf spring cooperates with a plurality of damping rods to buffer the impact at the moment of automobile collision and prolong the collision time, thereby reducing the collision force, reducing casualties and vehicle damage during the collision, and improving the safety of the anti-collision beam. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It shows an isometric structural schematic diagram provided according to an embodiment of the utility model;

[0018] Figure 2 A schematic diagram of a front cross-sectional structure provided according to an embodiment of the utility model is shown;

[0019] Figure 3A schematic diagram of a top view and cross-section structure provided according to an embodiment of the utility model is shown;

[0020] Figure 4 A schematic diagram of a side cross-sectional structure provided according to an embodiment of the utility model is shown;

[0021] Figure 5 The utility model provides a Figure 3 A schematic diagram of the partially enlarged structure at center A;

[0022] Figure 6 The utility model provides a Figure 4 Schematic diagram of the local enlarged structure at point B in the middle.

[0023] Legend:

[0024] 100, anti-collision beam body; 110, ball bearing; 120, rubber pad; 130, limit track; 140, slider; 150, mounting hole; 101, extrusion spring; 102, lifting plate; 103, baffle; 104, contact frame; 105, top column; 106, notch; 107, reset spring; 108, slide groove; 201, telescopic arm; 202, mounting frame; 203, arc leaf spring; 204, damping rod. DETAILED DESCRIPTION

[0025] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0026] In the present utility model, unless otherwise clearly stipulated and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0027] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0028] Embodiment 1:

[0029] like Figure 1-6As shown, a novel anti-collision device for automobiles comprises an anti-collision beam body 100, wherein a protection mechanism is arranged inside the anti-collision beam body 100, wherein the protection mechanism comprises an extrusion spring 101, wherein the extrusion spring 101 is fixed to the top of the anti-collision beam body 100 by bolts, wherein a lifting plate 102 is fixed to one end of the extrusion spring 101 by bolts, wherein a baffle plate 103 is fixed to the lower part of the lifting plate 102 by bolts, wherein a contact frame 104 is slidably connected to one end of the anti-collision beam body 100, wherein a top column 105 is welded to the middle position of the contact frame 104, wherein the top column 105 is welded to the upper part ... Notches 106 are cut on both sides of the column 105, a return spring 107 is fixed to one end of the top column 105 by bolts, a slide groove 108 is cut in the middle position of the baffle 103, a buffer mechanism is provided on one side of the anti-collision beam body 100, a plurality of balls 110 are rotatably connected to one end of the baffle 103, a limiting track 130 is welded to the inner wall of the anti-collision beam body 100, sliders 140 are rotatably connected to the limiting track 130 at both ends of the arc leaf spring 203, the slider 140 is slidably connected to the limiting track 130, and the slide groove 108 is clearance-matched with the notch 106.

[0030] In this embodiment, a contact frame 104 is provided. When a collision occurs, the contact frame 104 is forced to move, thereby driving the top column 105 to press the return spring 107. During the movement of the top column 105, the notch 106 will move to just below the slide groove 108 of the baffle 103. Under the squeezing action of the squeezing spring 101, the baffle 103 is driven to fall along the slide groove 108, thereby closing the space under the anti-collision beam, preventing pedestrians and objects from being pressed into the bottom of the vehicle, and avoiding further losses. A plurality of ball bearings 110 are provided. The plurality of ball bearings 110 reduce the friction between the baffle 103 and the ground, so that the baffle 103 can be reused many times, thereby extending the service life of the baffle 103.

[0031] Embodiment 2:

[0032] like Figure 1-3 As shown, a new type of automobile anti-collision device, the buffer mechanism includes a telescopic arm 201, the telescopic arm 201 is welded to the two ends of the anti-collision beam body 100, one end of the telescopic arm 201 is fixed with a mounting frame 202 by bolts, an arc-shaped leaf spring 203 is installed in the middle position of the mounting frame 202, a plurality of damping rods 204 are fixed to the outer side of the arc-shaped leaf spring 203 by bolts, a plurality of mounting holes 150 are cut on the outer side of the mounting frame 202, and a rubber pad 120 is fixed to the outer wall of the anti-collision beam body 100 by bolts.

[0033] In this embodiment, a telescopic arm 201 is provided to limit the movement direction of the anti-collision beam body 100, and an arc-shaped leaf spring 203 is provided. The arc-shaped leaf spring 203 cooperates with multiple damping rods 204 to buffer the impact at the moment of automobile collision and extend the collision time, thereby reducing the collision force, reducing casualties and vehicle damage during the collision, and improving the safety of the anti-collision beam.

[0034] Although the present invention discloses embodiments and drawings, those skilled in the art will appreciate that various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims. Therefore, the scope of the present invention is not limited to the contents disclosed in the embodiments and drawings.

Claims

1. A new type of automobile anti-collision device, characterized in that: The invention comprises an anti-collision beam body (100), wherein a protection mechanism is arranged inside the anti-collision beam body (100), wherein the protection mechanism comprises an extrusion spring (101), wherein the extrusion spring (101) is fixed to the top of the anti-collision beam body (100) by bolts, wherein a lifting plate (102) is arranged at one end of the extrusion spring (101), wherein a baffle plate (103) is arranged below the lifting plate (102), wherein a contact frame (104) is arranged at one end of the anti-collision beam body (100), wherein a top column (105) is arranged at the middle position of the contact frame (104), wherein notches (106) are arranged at both sides of the top column (105), wherein a return spring (107) is arranged at one end of the top column (105), wherein a sliding groove (108) is arranged at the middle position of the baffle plate (103), and a buffer mechanism is arranged at one side of the anti-collision beam body (100).

2. A novel automobile anti-collision device according to claim 1, characterized in that: The buffer mechanism comprises a telescopic arm (201), the telescopic arm (201) being welded to both ends of an anti-collision beam body (100), a mounting frame (202) being arranged at one end of the telescopic arm (201), an arc-shaped leaf spring (203) being arranged at the middle position of the mounting frame (202), and a plurality of damping rods (204) being arranged on the outer side of the arc-shaped leaf spring (203).

3. A novel automobile anti-collision device according to claim 1, characterized in that: A plurality of balls (110) are disposed at one end of the baffle (103).

4. A novel automobile anti-collision device according to claim 1, characterized in that: The outer wall of the anti-collision beam body (100) is provided with a rubber pad (120).

5. A novel automobile anti-collision device according to claim 2, characterized in that: A limiting track (130) is provided on the inner wall of the anti-collision beam body (100), and sliders (140) are provided at both ends of the arc-shaped leaf spring (203), and the sliders (140) are slidably connected to the limiting track (130).

6. A novel automobile anti-collision device according to claim 2, characterized in that: A plurality of mounting holes (150) are arranged on the outer side of the mounting frame (202).

7. A novel automobile anti-collision device according to claim 1, characterized in that: The slide groove (108) and the notch (106) are clearance-matched.

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