CN212828242U - Convenient crashproof roof beam behind car of changing - Google Patents

Abstract

The utility model relates to the field of automotive technology, and a convenient crashproof roof beam behind car of changing is disclosed, including crashproof roof beam body, two connecting blocks of top fixedly connected with of crashproof roof beam body, two the equal fixedly connected with energy-absorbing box in top of connecting block, two the equal fixedly connected with in top of energy-absorbing box accepts the board, two accept one side fixedly connected with integrated into one piece's that the board is relative backup pad, be provided with two damping device between backup pad and the crashproof roof beam body, two accept the equal first connection pad of fixedly connected with in top of board, two first slot, two have all been seted up at the front and the top of first connection pad the inside of first slot is all pegged graft and is had the second connection pad, two the second slot has all been seted up with the bottom to the left and right sides of second connection pad. The utility model discloses a be convenient for change the car rear anticollision roof beam of damage to alleviate staff's the amount of labour, labour saving and time saving.

Description

Convenient crashproof roof beam behind car of changing

Technical Field

The utility model relates to the technical field of automobiles, in particular to an automobile rear anti-collision beam convenient to replace.

Background

With the increasing popularization of automobiles, the safety performance becomes one of important quality indexes of modern automobiles, in order to improve the passive safety of rear parts of passenger vehicles in collision, the passenger vehicles are generally provided with rear anti-collision beams, when collision happens, partial collision energy is absorbed through the axial collapse deformation of the rear anti-collision beams, the main frame structure of a vehicle body is protected from being damaged as far as possible, and the repair cost of the vehicle is reduced.

Present crashproof roof beam behind car is not convenient for change after receiving the striking harm to make staff's the amount of labour increase, waste time and energy, for this field technical personnel provide a convenient crashproof roof beam behind car of changing, be convenient for change the crashproof roof beam behind the car of damage, thereby alleviate staff's the amount of labour, labour saving and time saving.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a convenient crashproof roof beam behind car of changing possesses and is convenient for change the crashproof roof beam behind the car of damage to alleviate staff's the amount of labour, advantage such as labour saving and time saving has solved and has not been convenient for change after receiving the striking harm, thereby make staff's the amount of labour increase, the problem that wastes time and energy.

(II) technical scheme

For realizing above-mentioned be convenient for change the car rear anticollision roof beam of damage to alleviate staff's the amount of labour, labour saving and time saving purpose, the utility model provides a following technical scheme: the automobile rear anti-collision beam convenient to replace comprises an anti-collision beam body, wherein the top of the anti-collision beam body is fixedly connected with two connecting blocks, the tops of the two connecting blocks are fixedly connected with energy-absorbing boxes, the tops of the two energy-absorbing boxes are fixedly connected with bearing plates, one sides of the two bearing plates opposite to each other are fixedly connected with an integrally formed supporting plate, two damping devices are arranged between the supporting plate and the anti-collision beam body, the tops of the two bearing plates are fixedly connected with first connecting discs, the front surfaces and the tops of the two first connecting discs are respectively provided with a first inserting groove, the insides of the two first inserting grooves at the tops are respectively inserted with a second connecting disc, the left sides and the bottom of the two second connecting discs are respectively provided with a second inserting groove, the two second inserting grooves at the bottoms are respectively connected with the two first inserting grooves at the tops in a clamping manner, and the insides of the four second inserting grooves at, two third slots have all been seted up at the back of third connection pad, openly two first slot respectively with two third slot joint, two the top fixedly connected with integrated into one piece's of second connection pad mounting panel.

Preferably, the top of backup pad is rotated and is connected with the screwed pipe, the bottom fixedly connected with threaded rod of mounting panel, the bottom of threaded rod runs through and threaded connection to the inside of screwed pipe.

Preferably, the damping device comprises a damping box, a sliding plate, the damping device comprises damping rods, springs and damping balls, wherein the two damping boxes are fixedly connected to the bottom of a supporting plate, the two damping rods are fixedly connected to the top of an anti-collision beam body, the two damping balls are fixedly connected to the top surfaces of the two damping boxes respectively, the two sliding plates are slidably connected to the insides of the two damping boxes respectively, the top of each sliding plate is in contact with the two damping balls respectively, the top ends of the two damping rods are fixedly connected to the bottom of the two sliding plates respectively, the two springs are sleeved on the outer sides of the two damping rods respectively, the two springs are fixedly connected to the bottoms of the two sliding plates respectively, the two springs are fixedly connected to the bottom surfaces of the two damping boxes respectively, and the middle parts of the two damping rods are slidably connected with the two damping boxes respectively.

Preferably, two sliding grooves are formed in the two shock absorption boxes, and the two sliding plates are respectively connected to the insides of the four sliding grooves in a sliding mode.

Preferably, the two energy absorption boxes are regular pentagons in a cross-sectional plan view.

Preferably, the middle part of the threaded pipe is fixedly connected with a rotating rod, and anti-skid threads are arranged on the outer side of the rotating rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a convenient crashproof roof beam behind car of changing possesses following beneficial effect:

1. the conveniently replaced automobile rear anti-collision beam provides protection for an anti-collision beam body when collision occurs through the two energy absorption boxes fixedly connected with the tops of the two connecting blocks, reduces damage of an automobile body, reduces extrusion force received when collision occurs through the arrangement of the two damping devices, and provides better protection, when the anti-collision beam body needs to be installed, a user can lift a supporting plate between the two bearing plates, then align the two first connecting discs at the tops of the two bearing plates with the two second connecting discs at the bottom of the installing plate, then respectively clamp the two first inserting grooves at the tops into the two second inserting grooves at the bottom, so that the two first connecting discs are clamped with the two second connecting discs, then clamp the two first inserting grooves at the front by using the two third inserting grooves at the backs of the two third connecting discs, so that the two third connecting discs are respectively clamped into the four second inserting grooves at the tops, thereby completing the connection and ensuring the connection stability when the connection is quick.

2. This crashproof roof beam behind convenient car of changing through the setting of screwed pipe and threaded rod, plays the effect of installation location, can be with screwed pipe and threaded rod earlier threaded connection when the installation, rotates the screwed pipe afterwards and will make backup pad slow motion to increase the fastness when stably accomplishing the installation.

3. This convenient crashproof roof beam behind car of changing, the impact that produces when receiving the striking weakens through two damping device, when receiving crashproof roof beam body and receiving the striking, crashproof roof beam body is out of shape, drive two shock-absorbing rod motions, thereby make two sliding plate motions, thereby extrude two shock attenuation balls of roof in the shock attenuation box, two springs will be by tensile deformation simultaneously, two shock attenuation balls will produce elasticity after being out of shape with two springs afterwards, rebound to being extruded department, thereby weaken the extrusion force, thereby carry out better protection to the automobile body.

4. This crashproof roof beam behind convenient car of changing through the setting of four sliding trays, and two sliding plates of being convenient for slide respectively in two shock attenuation casees to guarantee normal motion.

5. This convenient crashproof roof beam behind car of changing overlooks the cross section through two energy-absorbing boxes and is regular pentagon, relatively with triangle-shaped energy-absorbing box, under the low-speed collision, two energy-absorbing boxes can warp the absorption collision energy, avoid the automobile body to damage, for circular energy-absorbing box, under high-speed collision, two energy-absorbing boxes can the conquassation damage, reduce the automobile body damage to convenient to use more.

6. This convenient crashproof roof beam behind car of changing through the setting of rotary rod, convenient to use person utilizes the rotary rod to control the screwed pipe to convenient to use utilizes the setting of anti-skidding line, reduces and takes place the phenomenon of skidding in the use to the rotary rod.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the structure of the supporting plate and the damping device of the present invention;

fig. 3 is an enlarged schematic view of a in the structure diagram 2 of the present invention;

fig. 4 is a schematic perspective view of the first connection plate structure of the present invention;

FIG. 5 is a perspective view of a second connecting plate structure of the present invention;

fig. 6 is a perspective view of a third connection pad structure of the present invention;

fig. 7 is a schematic perspective view of the energy-absorbing box of the present invention.

The reference numbers in the figures illustrate:

1. an impact beam body; 2. connecting blocks; 3. an energy absorption box; 4. a bearing plate; 5. a support plate; 6. a damping device; 601. a damper box; 602. a sliding plate; 603. a shock-absorbing lever; 604. a spring; 605. a shock absorbing ball; 7. a first splice tray; 8. a first slot; 9. a second connecting disc; 10. a second slot; 11. a third connecting disc; 12. a third slot; 13. mounting a plate; 14. a threaded pipe; 15. a threaded rod; 16. a sliding groove; 17. the rod is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, a conveniently replaceable automobile rear anti-collision beam comprises an anti-collision beam body 1, two connecting blocks 2 are fixedly connected to the top of the anti-collision beam body 1, energy-absorbing boxes 3 are fixedly connected to the tops of the two connecting blocks 2, bearing plates 4 are fixedly connected to the tops of the two energy-absorbing boxes 3, an integrally formed supporting plate 5 is fixedly connected to one side of each of the two bearing plates 4, two damping devices 6 are arranged between the supporting plate 5 and the anti-collision beam body 1, first connecting discs 7 are fixedly connected to the tops of the two bearing plates 4, first slots 8 are respectively formed in the front and the tops of the two first connecting discs 7, second connecting discs 9 are respectively inserted into the two first slots 8 in the tops, second slots 10 are respectively formed in the left side and the right side and the bottoms of the two second connecting discs 9, and the two second slots 10 in the bottoms are respectively connected with the two first slots 8 in the tops, the two third connecting discs 11 are respectively clamped inside the four top second slots 10, the back surfaces of the two third connecting discs 11 are respectively provided with a third slot 12, the two first slots 8 on the front surfaces are respectively clamped with the two third slots 12, the top parts of the two second connecting discs 9 are fixedly connected with an integrally formed mounting plate 13, two energy absorption boxes 3 fixedly connected with the top parts of the two connecting blocks 2 provide protection for the anti-collision beam body 1 when the anti-collision beam body 1 is impacted, the damage of a vehicle body is reduced, the arrangement of the two damping devices 6 is utilized to reduce the extrusion force applied when the anti-collision beam body 1 is impacted, so that better protection is provided, when the anti-collision beam body 1 needs to be mounted, a user can lift up the supporting plate 5 between the two bearing plates 4, then the two first connecting discs 7 on the top parts of the two bearing plates 4 are aligned with the two second connecting discs 9 on the bottom parts of the mounting plate 13, then the two first slots 8 on the top, thereby make two first connection pads 7 and two second connection pads 9 joints, utilize two third slots 12 at two third connection pads 11 backs to carry out the joint to two first slots 8 in positive plane afterwards to make two third connection pads 11 joint to the inside of four second slots 10 in top respectively, thereby accomplish and connect, guarantee connection stability when connecting fast.

Further, the top of backup pad 5 is rotated and is connected with screwed pipe 14, the bottom fixedly connected with threaded rod 15 of mounting panel 13, threaded rod 15's bottom is run through and threaded connection to the inside of screwed pipe 14, through the setting of screwed pipe 14 and threaded rod 15, plays the effect of installation location, can be with screwed pipe 14 and threaded rod 15 earlier threaded connection when the installation, rotate screwed pipe 14 afterwards and will make backup pad 5 slow motion to increase the fastness when stably accomplishing the installation.

Further, the damping device 6 comprises damping boxes 601, sliding plates 602, damping rods 603, springs 604 and damping balls 605, wherein the two damping boxes 601 are fixedly connected to the bottom of the supporting plate 5, the two damping rods 603 are fixedly connected to the top of the anti-collision beam body 1, the two damping balls 605 are respectively fixedly connected to the top surfaces of the interiors of the two damping boxes 601, the two sliding plates 602 are respectively slidably connected to the interiors of the two damping boxes 601, the tops of the two sliding plates 602 are respectively in contact with the two damping balls 605, the top ends of the two damping rods 603 are respectively fixedly connected to the bottoms of the two sliding plates 602, the two springs 604 are respectively sleeved on the outer sides of the two damping rods 603, the two springs 604 are respectively fixedly connected to the bottoms of the two sliding plates 602, the two springs 604 are respectively fixedly connected to the bottom surfaces of the interiors of the two damping boxes 601, the middle parts of the two damping rods, weaken the impact that produces when receiving the striking through two damping device 6, when receiving crashproof roof beam body 1 and receiving the striking, crashproof roof beam body 1 warp, drive two shock attenuation poles 603 motion, thereby make two sliding plates 602 move, thereby extrude two shock attenuation balls 605 of roof in the surge tank 601, two springs 604 will be by tensile deformation simultaneously, two shock attenuation balls 605 will produce elasticity with two springs 604 after warping afterwards, rebound to being extrudeed the department, thereby weaken the extrusion force, thereby carry out better protection to the automobile body.

Further, two sliding grooves 16 have all been seted up to the inside of two shock attenuation casees 601, and two sliding plates 602 are sliding connection to the inside of four sliding grooves 16 respectively, through the setting of four sliding grooves 16, and two sliding plates 602 of being convenient for slide respectively in two shock attenuation casees 601 to guarantee normal motion.

Further, two energy-absorbing boxes 3 overlook the cross section face and be regular pentagon, overlook the cross section face through two energy-absorbing boxes 3 and be regular pentagon, relative and triangle-shaped energy-absorbing box 3, under the low-speed collision, two energy-absorbing boxes 3 can warp and absorb the collision energy, avoid the automobile body to damage, for circular energy-absorbing box 3, under the high-speed collision, two energy-absorbing boxes 3 can the conquassation damage, reduce the automobile body damage, thereby be convenient for use more.

Further, the middle part fixedly connected with rotary rod 17 of screwed pipe 14, the outside of rotary rod 17 is provided with anti-skidding line, and through the setting of rotary rod 17, the person of facilitating the use utilizes rotary rod 17 to control screwed pipe 14 to convenient to use utilizes the setting of anti-skidding line, reduces and takes place the phenomenon of skidding in the use to rotary rod 17.

The working principle is as follows: the two energy-absorbing boxes 3 fixedly connected with the tops of the two connecting blocks 2 provide protection for the anti-collision beam body 1 when collision happens, the two energy-absorbing boxes 3 are in a regular pentagon shape according to the overlooking cross section of the two energy-absorbing boxes 3, and are opposite to the triangular energy-absorbing boxes 3, under low-speed collision, the two energy-absorbing boxes 3 can deform to absorb collision energy to avoid the damage of a vehicle body, and compared with the circular energy-absorbing boxes 3, under high-speed collision, the two energy-absorbing boxes 3 can crush and damage to reduce the damage of the vehicle body, so that the use is more convenient, the damage of the vehicle body is reduced, the impact force generated when collision is weakened by using the two damping devices 6, when the anti-collision beam body 1 is collided, the anti-collision beam body 1 deforms to drive the two damping rods 603 to move, so that the two sliding plates 602 move, and by using, thereby ensuring normal movement, thereby extruding the two damping balls 605 on the top wall in the damping box 601, simultaneously stretching and deforming the two springs 604, then generating elastic force after the two damping balls 605 and the two springs 604 are deformed, rebounding to the extruded part, thereby weakening the extrusion force, thereby better protecting the vehicle body, when the anti-collision beam body 1 needs to be installed, a user can lift the supporting plate 5 between the two bearing plates 4, then aligning the two first connecting discs 7 on the tops of the two bearing plates 4 with the two second connecting discs 9 on the bottom of the mounting plate 13, and by the arrangement of the threaded pipe 14 and the threaded rod 15, the effect of installation and positioning is achieved, when in installation, the threaded pipe 14 and the threaded rod 15 can be firstly in threaded connection, by the arrangement of the rotating rod 17, the user can conveniently control the threaded pipe 14 by using the rotating rod 17, thereby being convenient to use, by means of the anti-slip threads, the occurrence of slip during the use of the rotary rod 17 is reduced, and then the support plate 5 will be moved slowly by rotating the threaded pipe 14 by means of the rotary rod 17, thereby stably completing the installation and simultaneously increasing the firmness, and then utilizing the top two first slots 8 to be respectively clamped to the inner parts of the bottom two second slots 10, so that the two first connecting discs 7 are clamped with the two second connecting discs 9, and then the two first slots 8 on the front surface are clamped by the two third slots 12 on the back surface of the two third connecting discs 11, so that the two third lands 11 are respectively snapped into the insides of the top four second slots 10, thereby completing the connection, connection stability is guaranteed to quick the connection, and whole device is convenient for change the car anticollision roof beam body 1 that damages to alleviate staff's the amount of labour, labour saving and time saving.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an anticollision roof beam behind convenient car of changing, includes anticollision roof beam body (1), its characterized in that: the top of the anti-collision beam body (1) is fixedly connected with two connecting blocks (2), the tops of the two connecting blocks (2) are fixedly connected with energy-absorbing boxes (3), the tops of the two energy-absorbing boxes (3) are fixedly connected with bearing plates (4), one side of each of the two bearing plates (4) opposite to each other is fixedly connected with an integrally-formed supporting plate (5), two damping devices (6) are arranged between the supporting plate (5) and the anti-collision beam body (1), the tops of the two bearing plates (4) are fixedly connected with first connecting discs (7), the front surfaces and the tops of the two first connecting discs (7) are respectively provided with a first slot (8), the insides of the two first slots (8) at the tops are respectively inserted with second connecting discs (9), and the left sides and the bottom of the two second connecting discs (9) are respectively provided with second slots (10), the bottom is two second slot (10) is respectively with two first slot (8) looks joints in top, four tops the inside difference joint of second slot (10) has two third connection pads (11), two third slot (12), openly two have all been seted up at the back of third connection pad (11) first slot (8) is respectively with two third slot (12) joints, two the top fixedly connected with integrated into one piece's of second connection pad (9) mounting panel (13).

2. The automobile rear anti-collision beam convenient to replace according to claim 1, characterized in that: the top of backup pad (5) is rotated and is connected with screwed pipe (14), the bottom fixedly connected with threaded rod (15) of mounting panel (13), the bottom of threaded rod (15) is run through and threaded connection to the inside of screwed pipe (14).

3. The automobile rear anti-collision beam convenient to replace according to claim 1, characterized in that: the damping device (6) comprises damping boxes (601), sliding plates (602), damping rods (603), springs (604) and damping balls (605), wherein the two damping boxes (601) are fixedly connected to the bottom of a supporting plate (5), the two damping rods (603) are fixedly connected to the top of the anti-collision beam body (1), the two damping balls (605) are fixedly connected to the top surfaces of the interiors of the two damping boxes (601), the two sliding plates (602) are respectively and slidably connected to the interiors of the two damping boxes (601), the tops of the two sliding plates (602) are respectively in contact with the two damping balls (605), the top ends of the two damping rods (603) are respectively and fixedly connected to the bottoms of the two sliding plates (602), the two springs (604) are respectively sleeved to the outer sides of the two damping rods (603), and the two springs (604) are respectively and fixedly connected to the bottoms of the two sliding plates (602), the two springs (604) are fixedly connected to the bottom surfaces of the interiors of the two shock absorption boxes (601) respectively, and the middle parts of the two shock absorption rods (603) are connected with the two shock absorption boxes (601) in a sliding mode respectively.

4. The automobile rear anti-collision beam convenient to replace according to claim 3, characterized in that: two sliding grooves (16) are formed in the two shock absorption boxes (601), and the two sliding plates (602) are respectively connected to the insides of the four sliding grooves (16) in a sliding mode.

5. The automobile rear anti-collision beam convenient to replace according to claim 1, characterized in that: the overlooking cross sections of the two energy absorption boxes (3) are regular pentagons.

6. The automobile rear anti-collision beam convenient to replace according to claim 2, characterized in that: the middle part fixedly connected with rotary rod (17) of screwed pipe (14), the outside of rotary rod (17) is provided with anti-skidding line.

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