CN113353013A - Automobile front end transverse buffering type anti-collision beam - Google Patents

Automobile front end transverse buffering type anti-collision beam Download PDF

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Publication number
CN113353013A
CN113353013A CN202110530858.9A CN202110530858A CN113353013A CN 113353013 A CN113353013 A CN 113353013A CN 202110530858 A CN202110530858 A CN 202110530858A CN 113353013 A CN113353013 A CN 113353013A
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China
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horizontal
arc
main beam
connecting rod
shaped main
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CN202110530858.9A
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Chinese (zh)
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张赛锋
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Individual
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Individual
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/24—Arrangements for mounting bumpers on vehicles
    • B60R19/26—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means
    • B60R19/34—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means destroyed upon impact, e.g. one-shot type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • B60R2019/1806—Structural beams therefor, e.g. shock-absorbing

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Dampers (AREA)

Abstract

The utility model provides a horizontal buffering formula anticollision roof beam of car front end includes: the middle of the arc-shaped main beam is provided with a hollow communicating groove, and both sides of the upper side of the arc-shaped main beam are provided with edge reinforcing grooves; the center connecting base is arranged in the middle of the back face of the arc-shaped main beam, and center connecting rotating shafts are symmetrically arranged on the left side and the right side of the center connecting base. The automobile collision device is characterized in that the arc-shaped main beam is used as a collision main beam and is fixed on the automobile main beam through the horizontal fixing beam, the arc-shaped main beam naturally moves towards the rear side through the rotating inclination of the outward-inclined connecting rod and the inward-inclined connecting rod when being collided, the outward-inclined connecting rod and the inward-inclined connecting rod are connected with the compression piston, the compression piston can be driven to translate to compress air in the hollow sealing sleeve to absorb collision kinetic energy, meanwhile, the hollow sealing sleeve can also be connected in a sliding mode along the horizontal guide sleeve to compress the horizontal energy absorption boxes arranged between the hollow sealing sleeves, and the kinetic energy is further absorbed through the collapsing deformation of the horizontal energy absorption boxes.

Description

Automobile front end transverse buffering type anti-collision beam
Technical Field
The utility model relates to an automobile anti-collision beam technical field especially relates to an automobile front end horizontal buffering formula anti-collision beam.
Background
The anti-collision beam of the automobile is a device for reducing the energy absorption of the collision when the automobile is collided, and comprises a main beam, energy absorption boxes and a mounting plate connected with the automobile, wherein the two ends of the anti-collision beam are connected with low-speed energy absorption boxes with very low yield strength, and then the low-speed energy absorption boxes are connected to the automobile longitudinal beam in a bolt mode, the main beam and the energy absorption boxes can effectively absorb the collision energy when the automobile is collided at low speed, the damage of the collision force to the automobile longitudinal beam is reduced as much as possible, so that the anti-collision beam plays a role in protecting the automobile, the anti-collision beam structure can ensure that the low-speed energy absorption boxes can effectively absorb the energy when the low-speed collision box is collided through crumpling, and the anti-collision beam is connected to the automobile body through the bolts, and is convenient to detach and replace.
The applicant finds that the existing automobile anti-collision beam is generally only provided with two structures, namely a main beam and an energy absorption box, which can absorb collision energy through crumple deformation, the main beam and the energy absorption box are easy to deform and damage after the automobile collides, particularly low-speed collision often causes the main beam to deform, the main beam needs to be integrally replaced, the use cost is high, meanwhile, the energy absorption maximum value of the integral structure is low, the automobile main structure is difficult to provide good protection when serious collision occurs, meanwhile, the anti-collision beam only enables the main beam and the energy absorption box to normally crumple and absorb energy when front collision occurs, the energy absorption box often deforms laterally or even breaks when offset collision occurs, and normal effect is difficult to exert.
Disclosure of Invention
In view of this, the present disclosure provides an automobile front end lateral buffer type anti-collision beam, so as to solve the problems that after a collision occurs to a vehicle, both a main beam and an energy absorption box are easy to deform and damage, especially a low-speed collision often causes deformation of the main beam, the main beam needs to be integrally replaced, the use cost is high, and meanwhile, the maximum energy absorption value of the overall structure is low.
Based on above-mentioned purpose, this disclosure provides a horizontal buffering formula anticollision roof beam in car front end, includes:
the middle of the arc-shaped main beam is provided with a hollow communicating groove, and both sides of the upper side of the arc-shaped main beam are provided with edge reinforcing grooves;
the center connecting seat is arranged in the middle of the back face of the arc-shaped main beam, center connecting rotating shafts are symmetrically arranged on the left side and the right side of the center connecting seat, a camber connecting rod is arranged on the rear side of each center connecting rotating shaft, a camber connecting rod rotating shaft is arranged at the rear end of each camber connecting rod, and a center guide sliding block is arranged on the rear side of each camber connecting rod rotating shaft;
the side connecting seats are symmetrically arranged on the left side and the right side of the back surface of the arc-shaped main beam, side connecting rotating shafts are arranged in the middles of the side connecting seats, inward-inclined connecting rods are arranged on the rear sides of the side connecting rotating shafts, inward-inclined connecting rod rotating shafts are arranged at the rear ends of the inward-inclined connecting rods, and side guide sliding blocks are arranged on the rear sides of the inward-inclined connecting rod rotating shafts;
the horizontal fixing beam is arranged on the rear side of the arc-shaped main beam in parallel, mounting screw holes are formed in the left side and the right side of the horizontal fixing beam, a horizontal guide groove is formed in the middle of the horizontal fixing beam, and horizontal guide sleeves are symmetrically arranged on the left side and the right side of the horizontal guide groove;
the horizontal guide sleeve is sleeved and slidably arranged on the inner side of the horizontal guide sleeve, a sealing compression bin is arranged inside the hollow sealing sleeve, a fixed bottom plate is arranged at the bottom end of the hollow sealing sleeve, a fixed embedding groove is formed in the middle of the fixed bottom plate, and a fixed bolt is arranged in the middle of the fixed embedding groove;
the compression piston set up in the inside in sealed compression storehouse, the rear side of compression piston is provided with the connection ejector pin, the outside of compression piston is around being provided with the ring type seal, the centre of compression piston is provided with the intercommunication relief valve.
In some optional embodiments, the camber connecting rod is rotatably connected to the central connecting seat through the central connecting rotating shaft, the camber connecting rod is disposed to be inclined to the outside direction of the vertical center line of the arc-shaped main beam, the central guiding sliding block is rotatably connected to the camber connecting rod through the camber connecting rod rotating shaft, and the central guiding sliding block is slidably connected to the horizontal fixed beam through the horizontal guiding groove.
In some optional embodiments, an arc-shaped elastic plate is arranged on one side of the central guide sliding block close to the vertical center line of the central connecting seat, and the central guide sliding blocks symmetrically arranged on the rear side of the central connecting seat are connected through the arc-shaped elastic plate.
In some optional embodiments, the inward-inclined connecting rod is rotatably connected with the side connecting seat through the side connecting rotating shaft, the inward-inclined connecting rod is obliquely arranged towards the vertical central line direction of the arc-shaped main beam, the side guiding sliding block is rotatably connected with the inward-inclined connecting rod through the inward-inclined connecting rod rotating shaft, and the side guiding sliding block is slidably connected with the horizontal fixed beam through the horizontal guiding groove.
In some optional embodiments, the compression piston arranged on one side of the vertical center line close to the center connecting seat is connected with the center guide sliding block through the connecting ejector rod, and the compression piston arranged on one side of the vertical center line far away from the center connecting seat is connected with the side guide sliding block through the connecting ejector rod.
In some alternative embodiments, the compression piston is in nested sliding connection with the sealed compression chamber, and the annular sealing ring and the sealed compression chamber are mutually matched in size.
In some optional embodiments, the hollow sealing sleeve is slidably connected with the horizontal fixed beam through the horizontal guide sleeve, and a horizontal center line of the hollow sealing sleeve and a horizontal center line of the horizontal fixed beam are parallel to each other.
In some optional embodiments, the hollow sealing sleeves are symmetrically arranged about a vertical center line of the horizontal guide sleeve, horizontal energy absorption boxes are arranged between the symmetrically arranged hollow sealing sleeves, corrugated preformed grooves are uniformly formed in the middles of the horizontal energy absorption boxes, connecting bottom plates are arranged at the left end and the right end of each horizontal energy absorption box, fixing embedded blocks are arranged on the outer sides of the connecting bottom plates, and fixing screw holes are formed in the middles of the fixing embedded blocks.
In some alternative embodiments, the connecting bottom plate is connected with the fixing bottom plate through the fixing and embedding block and the fixing and embedding groove, and the fixing and embedding block and the fixing and embedding groove are matched in size.
In some optional embodiments, a horizontal support rod is arranged on the inner side of the connecting bottom plate, a tensioning support frame is arranged at the top end of the horizontal support rod, a connecting sliding sleeve is arranged in the middle of the tensioning support frame, and a tensioning energy-absorbing rope is arranged on the rear side of the tensioning support frame.
From the above, it can be seen that the automobile front end transverse buffer type anti-collision beam provided by the present disclosure uses the arc-shaped main beam as a collision main beam and is fixed to the automobile main beam through the horizontal fixed beam, the arc-shaped main beam and the horizontal fixed beam are connected through the pair of camber connecting rods and the pair of dip connecting rods, when the arc-shaped main beam is collided, the arc-shaped main beam naturally moves to the rear side through the rotation and inclination of the camber connecting rods and the dip connecting rods, and the camber connecting rods and the dip connecting rods are connected with the compression piston in the hollow sealing sleeve, so as to drive the compression piston to simultaneously translate to compress the air in the hollow sealing sleeve, and the air enters the hollow sealing sleeve to absorb collision kinetic energy through the compressed air, and meanwhile, the hollow sealing sleeve can also be connected in a sliding manner along the horizontal guide sleeve, and can continuously push the hollow sealing sleeve to move after the compressed air absorbs a certain kinetic energy, so as to compress the horizontal energy absorption box arranged between the hollow sealing sleeves, the collapse deformation of the horizontal energy absorption box is used for further absorbing kinetic energy, so that the automobile main beam structure is protected, the hollow sealing sleeve and the horizontal energy absorption box form a two-way energy absorption structure, the automobile main beam structure can flexibly adapt to the collision with different degrees, the horizontal energy absorption box is connected and installed with the hollow sealing sleeve through the quick-release structure, the horizontal energy absorption box is convenient to rapidly detach and replace, and the automobile main beam structure is more convenient and rapid to use.
Drawings
In order to more clearly illustrate the technical solutions in the present disclosure or related technologies, the drawings needed to be used in the description of the embodiments or related technologies are briefly introduced below, and it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front view of an embodiment of the present disclosure;
FIG. 2 is a schematic diagram of a transverse cross-sectional structure of an embodiment of the present disclosure;
FIG. 3 is a schematic structural view of an arcuate main beam according to an embodiment of the disclosure;
FIG. 4 is a schematic structural view of a horizontal fixed beam of an embodiment of the present disclosure;
FIG. 5 is a schematic structural view of a hollow sealing sleeve according to an embodiment of the disclosure;
FIG. 6 is a schematic structural view of a horizontal crash box according to an embodiment of the disclosure.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.
It is to be noted that technical terms or scientific terms used in the embodiments of the present disclosure should have a general meaning as understood by those having ordinary skill in the art to which the present disclosure belongs, unless otherwise defined. The use of "first," "second," and similar terms in the embodiments of the disclosure is not intended to indicate any order, quantity, or importance, but rather to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
The utility model discloses, horizontal buffering formula anticollision roof beam in car front end includes:
the middle of the arc-shaped main beam 1 is provided with a hollow communicating groove 101, and two sides of the upper side of the arc-shaped main beam 1 are provided with edge reinforcing grooves 102;
the central connecting seat 2 is arranged in the middle of the back of the arc-shaped main beam 1, the left side and the right side of the central connecting seat 2 are symmetrically provided with a central connecting rotating shaft 201, the rear side of the central connecting rotating shaft 201 is provided with an outward-inclined connecting rod 202, the rear end of the outward-inclined connecting rod 202 is provided with an outward-inclined connecting rod rotating shaft 203, and the rear side of the outward-inclined connecting rod rotating shaft 203 is provided with a central guide sliding block 204;
the side connecting seats 3 are symmetrically arranged on the left side and the right side of the back surface of the arc-shaped main beam 1, side connecting rotating shafts 301 are arranged in the middles of the side connecting seats 3, inward-inclined connecting rods 302 are arranged on the rear sides of the side connecting rotating shafts 301, inward-inclined connecting rod rotating shafts 303 are arranged at the rear ends of the inward-inclined connecting rods 302, and side guide sliding blocks 304 are arranged on the rear sides of the inward-inclined connecting rod rotating shafts 303;
the horizontal fixing beam 4 is arranged at the rear side of the arc-shaped main beam 1 in parallel, mounting screw holes 401 are formed in the left side and the right side of the horizontal fixing beam 4, a horizontal guide groove 402 is formed in the middle of the horizontal fixing beam 4, and horizontal guide sleeves 403 are symmetrically arranged on the left side and the right side of the horizontal guide groove 402;
the hollow sealing sleeve 5 is nested and slidably arranged on the inner side of the horizontal guide sleeve 403, a sealing compression bin 501 is arranged inside the hollow sealing sleeve 5, a fixed bottom plate 502 is arranged at the bottom end of the hollow sealing sleeve 5, a fixed embedding groove 503 is arranged in the middle of the fixed bottom plate 502, and a fixed bolt 504 is arranged in the middle of the fixed embedding groove 503;
compression piston 6 sets up in the inside of sealed compression storehouse 501, and compression piston 6's rear side is provided with connecting ejector pin 601, and compression piston 6's outside is provided with ring type seal 602 in the surrounding manner, and compression piston 6's centre is provided with intercommunication relief valve 603.
Referring to fig. 1 to 6, as an embodiment of the present invention, an automobile front end transverse buffer type anti-collision beam includes: the middle of the arc-shaped main beam 1 is provided with a hollow communicating groove 101, and two sides of the upper side of the arc-shaped main beam 1 are provided with edge reinforcing grooves 102; the central connecting seat 2 is arranged in the middle of the back of the arc-shaped main beam 1, the left side and the right side of the central connecting seat 2 are symmetrically provided with a central connecting rotating shaft 201, the rear side of the central connecting rotating shaft 201 is provided with an outward-inclined connecting rod 202, the rear end of the outward-inclined connecting rod 202 is provided with an outward-inclined connecting rod rotating shaft 203, and the rear side of the outward-inclined connecting rod rotating shaft 203 is provided with a central guide sliding block 204; the side connecting seats 3 are symmetrically arranged on the left side and the right side of the back surface of the arc-shaped main beam 1, side connecting rotating shafts 301 are arranged in the middles of the side connecting seats 3, inward-inclined connecting rods 302 are arranged on the rear sides of the side connecting rotating shafts 301, inward-inclined connecting rod rotating shafts 303 are arranged at the rear ends of the inward-inclined connecting rods 302, and side guide sliding blocks 304 are arranged on the rear sides of the inward-inclined connecting rod rotating shafts 303; the horizontal fixing beam 4 is arranged at the rear side of the arc-shaped main beam 1 in parallel, mounting screw holes 401 are formed in the left side and the right side of the horizontal fixing beam 4, a horizontal guide groove 402 is formed in the middle of the horizontal fixing beam 4, and horizontal guide sleeves 403 are symmetrically arranged on the left side and the right side of the horizontal guide groove 402; the hollow sealing sleeve 5 is nested and slidably arranged on the inner side of the horizontal guide sleeve 403, a sealing compression bin 501 is arranged inside the hollow sealing sleeve 5, a fixed bottom plate 502 is arranged at the bottom end of the hollow sealing sleeve 5, a fixed embedding groove 503 is arranged in the middle of the fixed bottom plate 502, and a fixed bolt 504 is arranged in the middle of the fixed embedding groove 503; compression piston 6 sets up in the inside of sealed compression storehouse 501, and compression piston 6's rear side is provided with connecting ejector pin 601, and compression piston 6's outside is provided with ring type seal 602 in the surrounding manner, and compression piston 6's centre is provided with intercommunication relief valve 603.
Referring to fig. 1 to 6, optionally, the impact beam is an arc-shaped main beam 1 as an impact main beam, a horizontal fixed beam 4 is correspondingly arranged in parallel at the rear side of the arc-shaped main beam 1, and a mounting screw hole 401 is correspondingly arranged on the horizontal fixed beam 4, so that the horizontal fixed beam 4 can be fixed on the front main frame of the automobile through the mounting screw hole 401, and the impact beam is integrally fixed at the front end of the automobile, the arc-shaped main beam 1 and the horizontal fixed beam 4 are connected through a pair of camber connecting rods 202 and a pair of camber connecting rods 302, the camber connecting rods 202 are rotatably connected with a central connecting seat 2 through a central connecting rotating shaft 201, the camber connecting rods 202 are obliquely arranged towards the outside direction of the vertical center line of the arc-shaped main beam 1, a central guide slider 204 is rotatably connected with the camber connecting rods 202 through a camber connecting rod rotating shaft 203, and the central guide slider 204 is slidably connected with the horizontal fixed beam 4 through a horizontal guide slot 402, therefore, when the arc-shaped main beam 1 is collided, the rear side can be moved, and then the camber connecting rod 202 drives the central guide sliding block 204 to move, so that the central guide sliding block 204 slides outwards along the horizontal guide groove 402 simultaneously, meanwhile, the inward-inclined connecting rod 302 is rotatably connected with the side connecting seat 3 through the side connecting rotating shaft 301, the inward-inclined connecting rod 302 is obliquely arranged towards the vertical central line direction of the arc-shaped main beam 1, the side guide sliding block 304 is rotatably connected with the inward-inclined connecting rod 302 through the inward-inclined connecting rod rotating shaft 303, and the side guide sliding block 304 is slidably connected with the horizontal fixed beam 4 through the horizontal guide groove 402, so that the arc-shaped main beam 1 can drive the side guide sliding block 304 to move through the inward-inclined connecting rod 302 when being buffered by the movement towards the rear side due to collision, so that the side guide sliding block 304 slides inwards along the horizontal guide groove 402 simultaneously, and the arc-shaped elastic plate 205 is arranged on the vertical central guide sliding block 204 close to the vertical central connecting seat 2, connect through arc elastic plate 205 between the central direction slider 204 that central connecting seat 2 rear side symmetry set up to central direction slider 204 just can stimulate arc elastic plate 205 when receiving camber connecting rod 202 and promote to slide simultaneously to the outside, makes arc elastic plate 205 warp, and then can absorb arc girder 1 through arc elastic plate 205 and receive the kinetic energy of collision removal, in order to cushion.
Referring to fig. 1 to 6, optionally, the impact beam connects the arc-shaped main beam 1 and the horizontal fixed beam 4 through a pair of outward tilting links 202 and a pair of inward tilting links 302, so that when the arc-shaped main beam 1 is collided and moves to the rear side, the central guide slider 204 and the side guide slider 304 can be driven to slide along the horizontal guide groove 402, a horizontal guide sleeve 403 is further disposed in the horizontal guide groove 402, a hollow sealing sleeve 5 is disposed in the horizontal guide sleeve 403, the hollow sealing sleeves 5 of each layer are oppositely disposed and correspond to the central guide slider 204 and the side guide slider 304 of each side, and the compression piston 6 disposed near one side of the vertical center line of the central connecting seat 2 is connected with the central guide slider 204 through a connecting push rod 601, the compression piston 6 disposed far from one side of the vertical center line of the central connecting seat 2 is connected with the side guide slider 304 through a connecting push rod 601, meanwhile, the compression piston 6 is in nested sliding connection with the sealed compression bin 501, the annular sealing ring 602 is matched with the sealed compression bin 501 in size, when the arc-shaped main beam 1 is collided and moves towards the rear side, the center guide sliding block 204 and the side guide sliding block 304 are driven to slide along the horizontal guide groove 402 through the outward-inclined connecting rod 202 and the inward-inclined connecting rod 302, the center guide sliding block 204 and the side guide sliding block 304 can drive the compression piston 6 to move through the connecting ejector rod 601, so that air in the sealed compression bin 501 on the inner side of the hollow sealing sleeve 5 is compressed through the compression piston 6, the whole arc-shaped main beam 1 is buffered through the resistance of compressed air, the collided kinetic energy is converted into the internal energy of the compressed air, and then the collision energy is absorbed to perform buffering work.
Referring to fig. 1 to 6, optionally, the hollow sealing sleeves 5 of the impact beam are slidably connected to the horizontal fixed beam 4 through horizontal guiding sleeves 403, and the horizontal center lines of the hollow sealing sleeves 5 and the horizontal center line of the horizontal fixed beam 4 are parallel to each other, so that after the air in the compression and sealing chamber 501 is compressed to a certain value by the compression pistons 6, the air cannot be compressed continuously, and the hollow sealing sleeves 5 can be pushed to slide along the horizontal guiding sleeves 403 in opposite directions, while the hollow sealing sleeves 5 are symmetrically arranged with respect to the vertical center line of the horizontal guiding sleeves 403, horizontal energy-absorbing boxes 7 are arranged between the symmetrically arranged hollow sealing sleeves 5, corrugated pre-grooves 701 are uniformly arranged in the middle of the horizontal energy-absorbing boxes 7, so that the compression pistons 6 can push the hollow sealing sleeves 5 to slide along the horizontal guiding sleeves 403 as a whole when compressing a certain amount of air to absorb kinetic energy, the horizontal energy absorption boxes 7 arranged in the horizontal energy absorption boxes are further compressed, the horizontal energy absorption boxes 7 can absorb energy through the collapsing deformation of the uniformly arranged corrugated reserved grooves 701 to buffer collision, the left end and the right end of each horizontal energy absorption box 7 are respectively provided with a connecting bottom plate 702, the inner sides of the connecting bottom plates 702 are provided with horizontal supporting rods 8, the top ends of the horizontal supporting rods 8 are provided with tensioning support frames 801, the middle parts of the tensioning support frames 801 are provided with connecting sliding sleeves 802, the rear sides of the tensioning support frames 801 are provided with tensioning energy absorption ropes 803, so that when the corrugated reserved grooves 701 are collapsed and deformed, the connecting bottom plates 702 at the two ends are close to each other, the tensioning support frames 801 are driven by the horizontal supporting rods 8 to move, certain kinetic energy is absorbed through the tensioning energy absorption ropes 803, the integral buffering performance of the horizontal energy absorption boxes 7 is improved, and the outer sides of the connecting bottom plates 702 are provided with fixing embedded blocks 703, the middle of the fixed embedding block 703 is provided with a fixed screw hole 704, the connecting bottom plate 702 is mutually connected with the fixed bottom plate 502 through the fixed embedding block 703 and the fixed embedding groove 503, and the fixed embedding block 703 and the fixed embedding groove 503 are mutually matched in size, so that the horizontal energy absorption box 7 can be integrally installed between the hollow sealing sleeves 5 or taken down from the hollow sealing sleeves through sliding, the whole horizontal energy absorption box 7 can be conveniently maintained and replaced, and the maintenance and use convenience of the whole anti-collision beam is improved.
When in use, firstly, the horizontal fixed beam 4 is fixed on the front main frame of the automobile through the mounting screw hole 401, so as to fix the whole anti-collision beam at the front end of the automobile, when the automobile collides, the arc-shaped main beam 1 can be impacted to move towards the rear side, and then the arc-shaped main beam 1 drives the central connecting seat 2 and the side connecting seat 3 to synchronously move towards the rear side, so that the camber connecting rod 202 and the inner inclination connecting rod 302 respectively drive the central guide sliding block 204 and the side guide sliding block 304 to move, so that the central guide sliding block 204 and the side guide sliding block 304 move along the horizontal guide groove 402 of the horizontal fixed beam 4, the central guide sliding block 204 pulls the arc-shaped elastic plate 205 when being pushed by the camber connecting rod 202 to slide towards the outer side simultaneously, so as to deform the arc-shaped elastic plate 205, the kinetic energy of the arc-shaped main beam 1 which is collided and moved is absorbed by the arc-shaped elastic plate 205, and the central guide sliding block 204 and the side guide sliding block 304 synchronously drive the compression piston 6 to move through the connecting ejector rod 601, the compression piston 6 is enabled to compress the air in the sealed compression bin 501 at the inner side of the hollow sealing sleeve 5, the whole arc-shaped main beam 1 is buffered through the resistance of the compressed air, the collision kinetic energy is converted into the internal energy of the compressed air to absorb the collision energy for buffering, when the compressed air of the compression piston 6 reaches a certain value, the air becomes difficult to compress, so that the whole hollow sealing sleeve 5 is pushed to slide along the horizontal guide sleeve 403 to compress the horizontal energy absorption box 7 arranged in the horizontal energy absorption box, the horizontal energy absorption box 7 absorbs the energy through the crumple deformation of the corrugated reserved groove 701 to buffer the collision, when the horizontal energy absorption box 7 is also completely compressed to absorb the energy, the arc-shaped main beam 1 per se deforms to a certain extent, and the crumple space reserved in the hollow communication groove 101 absorbs the energy through the crumple deformation, so as to further buffer the collision, and reduce the transmission of the collision kinetic energy to the automobile main structure, and finishing the buffer and anti-collision work.
The automobile front end transverse buffer type anti-collision beam provided by the invention is characterized in that an arc-shaped main beam 1 is used as a collision main beam and is fixed on the automobile main beam through a horizontal fixed beam 4, the arc-shaped main beam 1 and the horizontal fixed beam 4 are connected through a pair of outwards-inclined connecting rods 202 and a pair of inwards-inclined connecting rods 302, when the arc-shaped main beam 1 is collided, the arc-shaped main beam 1 naturally moves backwards through the rotating inclination of the outwards-inclined connecting rods 202 and the inwards-inclined connecting rods 302, the outwards-inclined connecting rods 202 and the inwards-inclined connecting rods 302 are connected with a compression piston 6 in a hollow sealing sleeve 5, so that the compression piston 6 is driven to simultaneously translate to compress air in the hollow sealing sleeve 5, the air enters the hollow sealing sleeve 5 to absorb collision kinetic energy through compressed air, meanwhile, the hollow sealing sleeve 5 can also be connected in a sliding manner along a horizontal guide sleeve 403, and the hollow sealing sleeve 5 can be continuously pushed to move after the compressed air absorbs certain kinetic energy, with the horizontal energy-absorbing box 7 that sets up between the compression cavity sealing sleeve 5, it warp in order to further absorb kinetic energy to burst through horizontal energy-absorbing box 7, in order to protect car girder structure, thereby constitute twice energy-absorbing structure through cavity sealing sleeve 5 and horizontal energy-absorbing box 7, can adapt to the collision of different degrees in a flexible way, and horizontal energy-absorbing box 7 is connected the installation through quick detach structure and cavity sealing sleeve 5, be convenient for dismantle the change to horizontal energy-absorbing box 7 fast, use convenient and fast more.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to suggest that the scope of embodiments of the present disclosure (including the claims) is limited to these examples; within the idea of embodiments of the present disclosure, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the embodiments of the present disclosure as described above, which are not provided in detail for the sake of brevity.
While the present disclosure has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description.
The disclosed embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalents, improvements, and the like that may be made within the spirit and principles of the embodiments of the disclosure are intended to be included within the scope of the disclosure.

Claims (10)

1. The utility model provides a horizontal buffering formula anticollision roof beam in car front end which characterized in that includes:
the middle of the arc-shaped main beam is provided with a hollow communicating groove, and both sides of the upper side of the arc-shaped main beam are provided with edge reinforcing grooves;
the center connecting seat is arranged in the middle of the back face of the arc-shaped main beam, center connecting rotating shafts are symmetrically arranged on the left side and the right side of the center connecting seat, a camber connecting rod is arranged on the rear side of each center connecting rotating shaft, a camber connecting rod rotating shaft is arranged at the rear end of each camber connecting rod, and a center guide sliding block is arranged on the rear side of each camber connecting rod rotating shaft;
the side connecting seats are symmetrically arranged on the left side and the right side of the back surface of the arc-shaped main beam, side connecting rotating shafts are arranged in the middles of the side connecting seats, inward-inclined connecting rods are arranged on the rear sides of the side connecting rotating shafts, inward-inclined connecting rod rotating shafts are arranged at the rear ends of the inward-inclined connecting rods, and side guide sliding blocks are arranged on the rear sides of the inward-inclined connecting rod rotating shafts;
the horizontal fixing beam is arranged on the rear side of the arc-shaped main beam in parallel, mounting screw holes are formed in the left side and the right side of the horizontal fixing beam, a horizontal guide groove is formed in the middle of the horizontal fixing beam, and horizontal guide sleeves are symmetrically arranged on the left side and the right side of the horizontal guide groove;
the horizontal guide sleeve is sleeved and slidably arranged on the inner side of the horizontal guide sleeve, a sealing compression bin is arranged inside the hollow sealing sleeve, a fixed bottom plate is arranged at the bottom end of the hollow sealing sleeve, a fixed embedding groove is formed in the middle of the fixed bottom plate, and a fixed bolt is arranged in the middle of the fixed embedding groove;
the compression piston set up in the inside in sealed compression storehouse, the rear side of compression piston is provided with the connection ejector pin, the outside of compression piston is around being provided with the ring type seal, the centre of compression piston is provided with the intercommunication relief valve.
2. The front-end transverse buffering type anti-collision beam of claim 1, wherein the camber link is rotatably connected to the central connecting seat through the central connecting rotation shaft, the camber link is disposed to be inclined to the outside of the vertical centerline of the arc main beam, the central guiding slider is rotatably connected to the camber link through the camber link rotation shaft, and the central guiding slider is slidably connected to the horizontal fixed beam through the horizontal guiding groove.
3. The front-end transverse buffering type anti-collision beam for the automobile according to claim 1, wherein an arc-shaped elastic plate is arranged on one side of the central guide sliding block close to the vertical center line of the central connecting seat, and the central guide sliding blocks symmetrically arranged on the rear side of the central connecting seat are connected through the arc-shaped elastic plate.
4. The front-end transverse buffering type anti-collision beam of claim 1, wherein the inward-inclining connecting rod is rotatably connected to the side connecting seat through the side connecting rotating shaft, the inward-inclining connecting rod is inclined toward the vertical center line of the arc-shaped main beam, the side guiding sliding block is rotatably connected to the inward-inclining connecting rod through the inward-inclining connecting rod rotating shaft, and the side guiding sliding block is slidably connected to the horizontal fixed beam through the horizontal guiding groove.
5. The automobile front end transverse buffering type anti-collision beam as claimed in claim 1, wherein the compression piston arranged close to one side of the vertical center line of the central connecting seat is connected with the central guiding slide block through the connecting ejector rod, and the compression piston arranged far from one side of the vertical center line of the central connecting seat is connected with the side guiding slide block through the connecting ejector rod.
6. The automotive front end transverse buffering type anti-collision beam according to claim 1, characterized in that the compression piston is in nested sliding connection with the sealed compression bin, and the annular sealing ring is matched with the sealed compression bin in size.
7. The front-end transversely cushioned impact beam as set forth in claim 1, wherein said hollow sealing bushing is slidably coupled to said horizontally stationary beam by said horizontal guide bushing, and wherein a horizontal centerline of said hollow sealing bushing and a horizontal centerline of said horizontally stationary beam are parallel to each other.
8. The automobile front end transverse buffering type anti-collision beam according to claim 1, characterized in that the hollow sealing sleeves are symmetrically arranged about a vertical center line of the horizontal guide sleeve, horizontal energy absorption boxes are arranged between the symmetrically arranged hollow sealing sleeves, corrugated reserved grooves are uniformly arranged in the middle of the horizontal energy absorption boxes, connecting bottom plates are arranged at the left end and the right end of each horizontal energy absorption box, fixing embedded blocks are arranged on the outer sides of the connecting bottom plates, and fixing screw holes are arranged in the middles of the fixing embedded blocks.
9. The front-end transverse impact-absorbing impact beam for automobiles according to claim 8, wherein said connecting bottom plate is interconnected to said fixing bottom plate by said fixing-fitting blocks and said fixing-fitting grooves, said fixing-fitting blocks and said fixing-fitting grooves being mutually sized.
10. The automobile front end transverse buffering type anti-collision beam according to claim 8, wherein a horizontal support rod is arranged on the inner side of the connecting bottom plate, a tensioning support frame is arranged at the top end of the horizontal support rod, a connecting sliding sleeve is arranged in the middle of the tensioning support frame, and a tensioning energy-absorbing rope is arranged on the rear side of the tensioning support frame.
CN202110530858.9A 2021-05-15 2021-05-15 Automobile front end transverse buffering type anti-collision beam Withdrawn CN113353013A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110530858.9A CN113353013A (en) 2021-05-15 2021-05-15 Automobile front end transverse buffering type anti-collision beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110530858.9A CN113353013A (en) 2021-05-15 2021-05-15 Automobile front end transverse buffering type anti-collision beam

Publications (1)

Publication Number Publication Date
CN113353013A true CN113353013A (en) 2021-09-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110530858.9A Withdrawn CN113353013A (en) 2021-05-15 2021-05-15 Automobile front end transverse buffering type anti-collision beam

Country Status (1)

Country Link
CN (1) CN113353013A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114148412A (en) * 2021-11-08 2022-03-08 杭州职业技术学院 New energy automobile is with front beam with buffering shock-absorbing structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114148412A (en) * 2021-11-08 2022-03-08 杭州职业技术学院 New energy automobile is with front beam with buffering shock-absorbing structure
CN114148412B (en) * 2021-11-08 2022-09-23 杭州职业技术学院 New energy automobile is with front beam with buffering shock-absorbing structure

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Application publication date: 20210907