CN210554638U

CN210554638U - Automobile anti-collision beam structure

Info

Publication number: CN210554638U
Application number: CN201921542423.0U
Authority: CN
Inventors: 胡勇; 曾建
Original assignee: Hubei Three Gorges Polytechnic
Current assignee: Hubei Three Gorges Polytechnic
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-05-19
Anticipated expiration: 2029-09-17

Abstract

The utility model discloses a car anticollision roof beam structure, include the anticollision roof beam and install in a plurality of buffer of anticollision roof beam bottom, buffer includes equal anticollision board, slider, first spring and second spring, all downward protrusion forms the fixed part more than, all be equipped with a spout on the bottom surface of fixed part, the slider hot melt is fixed in the top of anticollision board, slider one end slidable mounting is in the spout, first spring mounting is between slider and spout, the rear of fixed part all downward protrusion forms a convex part, a movable hinge is all installed to the crooked department of convex part and striking plate, the second spring is all installed between the movable hinge. The utility model discloses simple structure can absorb the positive impact force in bottom through first spring, and then can absorb the impact of bottom slope through the second spring, through first, its striking dynamics of second spring ability effectual reduction, has avoided the damage of bumper to can be ejecting again with the bumper after the bending.

Description

Automobile anti-collision beam structure

Technical Field

The utility model relates to the technical field of automobiles, concretely relates to car anticollision roof beam structure.

Background

With the continuous improvement of the quality of life, automobiles become the favored objects of people for the convenience of going out and showing the status of identity, so that in recent years, the sales volume of automobiles is continuously increased, and with the continuous increase of the sales volume of automobiles, the requirements of consumers on the safety performance of the automobiles are continuously rigorous.

The impact beam is usually mounted in front of the front part of the vehicle body and hidden in the front bumper, and when the vehicle is in a direct frontal collision, the impact beam is deformed to absorb the collision energy and provide a cushioning effect, so that the performance of the impact beam is particularly important.

However, among the prior art, the anticollision roof beam that uses at present generally is located the centre of bumper, and because the place ahead of car does not have the sight, when backing in front and back, owing to can't judge the distance in place ahead for the bottom of bumper is very easy to strike on the road tooth, but the bottom of bumper can not be protected to present anticollision roof beam, makes the impact force can cause the bottom of bumper directly to damage because of the striking dynamics is too big, causes economic loss.

Disclosure of Invention

The utility model aims to solve the technical problem that an automobile anti-collision beam structure is provided to solve the problem of proposing among the above-mentioned background art.

The utility model discloses a realize through following technical scheme: an automobile anti-collision beam structure comprises an anti-collision beam and a plurality of buffering devices arranged at the bottom of the anti-collision beam, wherein each buffering device comprises an equal anti-collision plate, a sliding block, a first spring and a second spring, the bottom surface of the anti-collision beam is downwards protruded to form more than one fixing part, the bottom surface of each fixing part is provided with a sliding groove, the anti-collision plates are vertically arranged at the lower ends of the fixing parts, the sliding blocks are fixed at the tops of the anti-collision plates in a hot melting manner, one ends of the sliding blocks are slidably arranged in the sliding grooves, each sliding block is internally provided with a positioning hole penetrating through the sliding block, each positioning hole is internally provided with a positioning rod, the two ends of each positioning rod are welded on the inner wall surface of the corresponding sliding groove, the first springs are all sleeved on the positioning rods, one ends of the first springs are all welded and fixed on the sliding blocks, the other ends, a movable hinge is arranged at the bending part of each of the convex part and the impact plate, an inner barrel is arranged on the movable hinge at the upper end, an outer barrel is arranged on the movable hinge at the lower end, one end of each inner tube is inserted into the outer barrel, a second spring is arranged in the inner tube, one end of each second spring is welded and fixed on the bottom surface of the inner barrel, and the other end of each second spring is inserted into the outer barrel and welded and fixed with the top surface of the outer barrel.

As preferred technical scheme, slider and spout all are the dovetail setting, all interference between slider and the spout is connected.

As a preferable technical scheme, a rubber layer is arranged on the surface of each anti-collision plate.

As the preferred technical scheme, the anti-collision plates are all spring steel plates.

As the preferred technical scheme, the two sides behind the anti-collision beam are respectively provided with an energy absorption box.

The utility model has the advantages that: the utility model discloses simple structure, the bottom that can effectual protection bumper and the position of bottom top receive the striking back, can absorb the positive impact force in bottom through first spring, and then can absorb the impact force of bottom slope through the second spring, through first, its striking dynamics of effectual reduction of second spring ability, avoided the damage of bumper to can be with the bumper ejecting again after the bending.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

3 fig. 3 2 3 is 3 a 3 partial 3 cross 3- 3 sectional 3 view 3 taken 3 at 3 a 3- 3 a 3 in 3 fig. 3 1 3. 3

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1 and 2, the utility model discloses an automobile anti-collision beam structure, which comprises an anti-collision beam 1 and a plurality of buffering devices arranged at the bottom of the anti-collision beam, wherein the buffering devices comprise a uniform anti-collision plate 4, a sliding block 3, a first spring 6 and a second spring 9, the bottom surface of the anti-collision beam 1 is protruded downwards to form more than one fixing part 3, the bottom surface of the fixing part 3 is provided with a sliding groove, the anti-collision plate 4 is vertically arranged at the lower end of the fixing part 3, the sliding block 2 is fixed at the top of the anti-collision plate 4 by hot melting, one end of the sliding block 2 is slidably arranged in the sliding groove, the sliding block 2 is internally provided with a positioning hole penetrating through the sliding block, the positioning hole is provided with a positioning rod 14, both ends of the positioning rod 14 are welded on the inner wall surface of the sliding groove, the first spring 6 is sleeved on the positioning rod 14, one end of the first, the bottom of anticollision board 4 all inwards bends the setting, the rear of fixed part 3 all projects downwards and forms a convex part 7, a movable hinge 12 is all installed to convex part 7 and the crook of striking board 4, all install an inner tube 8 on the movable hinge 12 of upper end, all install an urceolus 11 on the movable hinge 12 of lower extreme, inner tube 8 one end all inserts in urceolus 11, second spring 9 all sets up in the inner tube, the equal welded fastening of second spring 9 one end is on the bottom surface of inner tube 8, the other end all inserts in urceolus 11, and all with the top surface welded fastening of urceolus 11, can effectually cover the second spring through inner tube and urceolus, avoided the second spring to contact the rainwater and rusty that causes, install a rubber layer between inner tube and the urceolus, the leakproofness has been increased.

In this embodiment, slider 2 and spout all are the dovetail setting, and equal interference between slider 2 and the spout is connected, has avoided the slider to follow the spout roll-off.

In this embodiment, the rubber layer 13 is mounted on the surface of the anti-collision plate 4, so as to prevent the inner wall surface of the bumper from being scratched or damaged.

In this embodiment, the anti-collision plates 4 are all spring steel plates, and have good elasticity and shock absorption effects.

In this embodiment, the two sides of the rear of the anti-collision beam 1 are respectively provided with an energy-absorbing box 5, and after being impacted, the energy-absorbing boxes can also absorb certain impact force.

Wherein, the front of the anti-collision beam is propped against the middle of the bumper, and the anti-collision plate is propped against the lower end and the bottom of the bumper.

When the bottom of bumper strikes road tooth or other hard articles, the bumper can be crooked, impact after the bending can transmit on the antidetonation board, then can make the anticollision board retreat if the front striking, the removal of anticollision board has driven the slider, make slider extrusion first spring, can effectual reduction its impact through first spring, receive the striking then can make the anticollision board crooked if inclining, extrude the effectual absorption striking of second spring ability after elasticity and the bending through anticollision board self, thereby great increase the security of bumper.

Wherein, because buffer all is independent setting to receive the striking back in the position of difference, the buffer of different positions can carry out the shock attenuation, and after damaging, need not all higher with it, only need take off the waste of damage, avoided the material.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. An automobile anti-collision beam structure is characterized in that: the anti-collision device comprises an anti-collision beam and a plurality of buffer devices arranged at the bottom of the anti-collision beam, wherein each buffer device comprises an equal anti-collision plate, a slide block, a first spring and a second spring, more than one fixed part is formed by downward protrusion on the bottom surface of the anti-collision beam, a slide groove is formed in the bottom surface of each fixed part, each anti-collision plate is vertically arranged at the lower end of each fixed part, the slide blocks are fixed at the tops of the anti-collision plates in a hot melting mode, one ends of the slide blocks are arranged in the slide grooves in a sliding mode, a positioning hole penetrating through the slide blocks is formed in each slide block, a positioning rod is arranged in each positioning hole, two ends of each positioning rod are welded to the inner wall surface of each slide groove, the first springs are sleeved on the positioning rods, one ends of the first springs are welded and fixed to the slide blocks, the other ends of the first springs are welded and fixed to, an inner barrel is installed on the movable hinge at the upper end, an outer barrel is installed on the movable hinge at the lower end, one end of the inner barrel is inserted into the outer barrel, a second spring is arranged in the inner barrel, one end of the second spring is welded and fixed to the bottom surface of the inner barrel, the other end of the second spring is inserted into the outer barrel, and the second spring and the top surface of the outer barrel are welded and fixed.

2. The automobile impact beam structure according to claim 1, wherein: the sliding block and the sliding groove are both arranged in a dovetail shape, and the sliding block and the sliding groove are connected in an interference manner.

3. The automobile impact beam structure according to claim 1, wherein: a rubber layer is arranged on the surface of each anti-collision plate.

4. The automobile impact beam structure according to claim 1, wherein: the anti-collision plates are all spring steel plates.

5. The automobile impact beam structure according to claim 1, wherein: and energy absorption boxes are arranged on two sides of the rear part of the anti-collision beam.