CN112339689A - Automobile anti-collision cross beam with strong impact resistance - Google Patents
Automobile anti-collision cross beam with strong impact resistance Download PDFInfo
- Publication number
- CN112339689A CN112339689A CN201910728141.8A CN201910728141A CN112339689A CN 112339689 A CN112339689 A CN 112339689A CN 201910728141 A CN201910728141 A CN 201910728141A CN 112339689 A CN112339689 A CN 112339689A
- Authority
- CN
- China
- Prior art keywords
- collision
- frame
- elastic
- buffer
- energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- B60R19/18—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
- B60R19/22—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 containing mainly cellular material, e.g. solid foam
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses an automobile anti-collision beam with strong impact resistance, and particularly relates to the technical field of anti-collision beams, which comprises a supporting beam, wherein energy absorption boxes are fixedly arranged at two ends of the supporting beam, movable connecting columns are movably arranged in the energy absorption boxes and extend out of the energy absorption boxes, mounting seats are fixedly arranged at one ends of the movable connecting columns, an anti-collision beam frame is fixedly arranged between the two mounting seats, and an anti-collision buffer mechanism is arranged between the supporting beam and the anti-collision beam frame; the anti-collision buffer mechanism comprises two elastic support frames, and the two elastic support frames are symmetrically arranged at two ends of the supporting beam. The middle part of the anti-collision beam frame is supported by the two elastic support frames and the elastic buffer frame, so that the elastic deformation buffer capacity of the middle part of the anti-collision beam is improved, and the composite foam plastic plate is matched to perform stepped buffer on impacts of different degrees, so that the anti-collision buffer effect is improved, and the follow-up maintenance of an automobile is facilitated.
Description
Technical Field
The invention relates to the technical field of anti-collision beams, in particular to an automobile anti-collision beam with strong impact resistance.
Background
The anti-collision beam is a device for reducing the impact energy absorbed when a vehicle is collided, the existing anti-collision beam is mostly composed of a main beam, an energy absorption box and a mounting plate connected with the vehicle, the main beam and the energy absorption box can effectively absorb the impact energy when the vehicle is collided at a low speed, and the damage of the impact force to a vehicle body longitudinal beam is reduced as much as possible.
The invention patent of patent application publication No. CN201810947407.3 discloses an automobile anti-collision beam, which comprises a main beam, an energy absorption box and a flange, wherein the main beam is connected with a front longitudinal beam of an automobile through the flange and a bolt, the energy absorption box is arranged between the main beam and the flange, two side beams which are in mirror symmetry are respectively arranged at the left end and the right end of the main beam, each side beam is in a hook shape, one end of each hook shape is connected with the main beam, and the other end of each hook shape is suspended and points to a shotgun structure of the automobile body. Compared with the prior art, in the small offset collision process of the automobile, after the automobile is impacted by the collider, the two side beams are additionally arranged on the edge of the main beam, so that the length of the whole anti-collision beam is increased, and the yield strength of the material of the two side beams is higher than that of the energy-absorbing box, so that the energy-absorbing box on one collision side can be firstly collapsed to absorb energy, and then the side beams are collapsed and bent to impact the front longitudinal beam. Therefore, the vehicle deviates and deviates from the collision device with the projection plane of the driving passenger along the collision direction, thereby reducing the injury index of the passenger and protecting the safety of the passenger.
But its when in actual use, still have more shortcoming, the impact that receives all utilizes the energy-absorbing box to carry out the impact force to the impact of receiving like the anticollision roof beam and absorbs, plays the cushioning effect, but the middle part of anticollision roof beam lacks the mechanism that can cushion, can not be fine to the impact that receives in the middle part of the anticollision roof beam cushion, and then influences the guard action of anticollision roof beam.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides the automobile anti-collision beam with strong impact resistance, the middle part of the anti-collision beam frame is supported by the two elastic support frames and the elastic buffer frames, the elastic deformation buffer capacity of the middle part of the anti-collision beam is improved, and the composite foam plastic plate is matched to perform stepped buffering on impacts of different degrees, so that the impact resistance buffer effect is improved, the subsequent automobile maintenance is facilitated, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: an automobile anti-collision crossbeam with strong impact resistance comprises a supporting crossbeam, wherein energy absorption boxes are fixedly arranged at two ends of the supporting crossbeam, movable connecting columns are movably arranged in the energy absorption boxes and extend out of the energy absorption boxes, mounting seats are fixedly arranged at one ends of the movable connecting columns, an anti-collision beam frame is fixedly arranged between the two mounting seats, and an anti-collision buffer mechanism is arranged between the supporting crossbeam and the anti-collision beam frame;
the anti-collision buffer mechanism comprises two elastic support frames, the two elastic support frames are symmetrically arranged at two ends of a support beam, the bottom ends and the top ends of the elastic support frames are respectively and fixedly connected with the support beam and an anti-collision beam frame, a base plate is fixedly arranged in the middle of the support beam, an elastic buffer frame is arranged at the top of the base plate, sliding seats are fixedly arranged at the inner sides of two ends of the bottom of the elastic buffer frame, a fixed clamping groove is formed in the surface of each sliding seat, a compression bolt is arranged in each fixed clamping groove, the compression bolt penetrates through the base plate and is fixedly connected with the support beam through threads, and a buffer;
the bumper mounting structure comprises two mounting seats, two bumper mounting supports and an anti-collision beam frame, wherein the tops of the mounting seats are fixedly provided with connecting seats, the bumper mounting supports are fixedly arranged between the tops of the connecting seats, and composite foam plastic plates are arranged between the bumper mounting supports and the anti-collision beam frame.
In a preferred embodiment, the anti-collision beam frame is made of an aluminum alloy material, the anti-collision beam frame is in an arched arrangement, the interior of the anti-collision beam frame is in a multi-cell hollow arrangement, and two installation seats are obliquely arranged corresponding to two ends of the anti-collision beam frame in the arched arrangement.
In a preferred embodiment, the shape of the elastic supporting frame is arranged to be a zigzag shape, the elastic buffer frame is arranged to be a circular arc shape, the top end of the elastic buffer frame is in contact with the anti-collision beam frame, the elastic supporting frame and the elastic buffer frame are made of elastic metal materials, a buffer block is arranged on the inner side of the elastic buffer frame and fixedly welded with the base plate, the buffer block is formed by stacking, welding and fixing a plurality of hollow pipes, and the cross section of each hollow pipe is arranged to be a hexagon.
In a preferred embodiment, through grooves are formed in two ends of the elastic buffer frame, the through grooves are in a U shape, the through grooves and the fixed clamping grooves are vertically arranged in a collinear manner, and the compression bolts are matched with the through grooves.
In a preferred embodiment, the two sliding seats are arranged in opposite directions, the fixing clamping groove is in a U shape, one end of the fixing clamping groove is communicated with the outer side of the sliding seat, and the fixing clamping groove is movably connected with the compression bolt.
In a preferred embodiment, the two ends of the bumper mounting bracket are perpendicularly bent downwards, the two ends of the anti-collision beam frame are fixedly provided with connecting blocks, the connecting blocks are vertically arranged, the connecting blocks are fixedly connected with the perpendicularly bent downwards ends of the bumper mounting bracket, and bumper mounting blades are fixedly arranged on the outer side of the bumper mounting bracket.
In a preferred embodiment, the two ends of the composite foam plastic plate are provided with fixing pieces, the fixing pieces are Z-shaped, the bottom ends of the fixing pieces are pressed and fixed on the two ends of the composite foam plastic plate, and the top ends of the fixing pieces are fixedly connected with the bumper mounting bracket.
In a preferred embodiment, a movable energy-absorbing block is fixedly arranged outside the movable connecting column, a buffering energy-absorbing spring is arranged at the bottom of the movable energy-absorbing block, a restraining spring is arranged at the top of the movable energy-absorbing block, the buffering energy-absorbing spring and the restraining spring are both sleeved with the movable connecting column, and the elastic coefficient of the buffering energy-absorbing spring is greater than that of the restraining spring.
The invention has the technical effects and advantages that:
1. the invention utilizes the elasticity of two elastic supporting frames to elastically support the bottom of an anti-collision beam frame by arranging the supporting cross beam, enhances the middle deformation buffering capacity of the anti-collision beam frame, utilizes the elastic buffering frame arranged in a circular arc shape to support the middle of the anti-collision beam frame, further utilizes the elasticity of the elastic buffering frame to improve the middle elastic deformation buffering capacity of the anti-collision beam, realizes the supplement of the deficiency of the middle buffering deformation capacity of the existing anti-collision beam, utilizes the compression bolt to penetrate through the fixed clamping groove and be fixedly connected with the supporting cross beam through threads, realizes the compression and fixation of the sliding seats at the two ends of the bottom of the elastic buffering frame at the two ends of the backing plate, utilizes the elasticity of the composite foam plastic plate to carry out impact absorption when the anti-collision beam is slightly impacted, utilizes the elastic buffering frame to carry out elastic buffering when the elastic buffering frame is violently impacted, and reaches the buffering, the bottom of the elastic buffer frame is deformed, two ends of the elastic buffer frame are turned over in a reverse manner, the two movable seats are driven to slide in a reverse manner, namely the fixed clamping groove slides relative to the compression bolt, the compression and fixation of the compression bolt on the sliding block are released, and further, when the subsequent anti-collision beam frame buffers, the buffer block is pressed to deform, the impact force is buffered by utilizing the deformation of the buffer block, and compared with the prior art, the impact force with different force on the anti-collision beam is buffered in a stepped manner, so that the anti-impact buffering effect is improved, and the subsequent automobile maintenance is;
2. according to the energy absorption box, the movable connecting column is arranged, the movable energy absorption block on the movable connecting column is pushed by the energy absorption spring arranged in the energy absorption box, the movable connecting column is driven to extend out of the energy absorption box, the movable connecting column is driven to move towards the energy absorption box when the anti-collision beam is impacted, the energy absorption spring is compressed by the movable energy absorption block, impact buffering is performed by the elasticity of the energy absorption spring, the movable connecting column is restored and pushed by the energy absorption spring, the motion process is restrained and buffered by the restraining spring, violent motion of the movable connecting column is avoided, and the use of the energy absorption box is facilitated.
Drawings
Fig. 1 is an overall schematic view of the present invention.
FIG. 2 is a schematic view of portion A of FIG. 1 according to the present invention.
Fig. 3 is an overall schematic view of the crash beam of the present invention.
Fig. 4 is an overall view of the elastic support frame of the present invention.
FIG. 5 is an overall view of the elastic buffer frame according to the present invention.
FIG. 6 is an overall view of the buffer block according to the present invention.
FIG. 7 is an overall schematic view of the bumper mounting bracket of the present invention.
The reference signs are: the energy-absorbing bumper comprises a supporting beam 1, an energy-absorbing box 2, a movable connecting column 3, a mounting seat 4, an anti-collision beam frame 5, an elastic supporting frame 6, a backing plate 7, an elastic buffer frame 8, a sliding seat 9, a fixing clamping groove 10, a compression bolt 11, a connecting seat 12, a bumper mounting bracket 13, a buffer block 14, a composite foam plastic plate 15, a through groove 16, a connecting block 17, a fixing sheet 18, a movable energy-absorbing block 19, an energy-absorbing spring 20 and a restraining spring 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an automobile anti-collision beam with strong impact resistance, which comprises a supporting beam 1, wherein energy absorption boxes 2 are fixedly arranged at two ends of the supporting beam 1, movable connecting columns 3 are movably arranged in the energy absorption boxes 2, the movable connecting columns 3 extend out of the energy absorption boxes 2, mounting seats 4 are fixedly arranged at one ends of the movable connecting columns 3, an anti-collision beam frame 5 is fixedly arranged between the two mounting seats 4, and an anti-collision buffer mechanism is arranged between the supporting beam 1 and the anti-collision beam frame 5;
the anti-collision buffer mechanism comprises two elastic support frames 6, the two elastic support frames 6 are symmetrically arranged at two ends of a support beam 1, the bottom end and the top end of each elastic support frame 6 are respectively and fixedly connected with the support beam 1 and an anti-collision beam frame 5, a base plate 7 is fixedly arranged in the middle of the support beam 1, an elastic buffer frame 8 is arranged at the top of the base plate 7, sliding seats 9 are fixedly arranged at the inner sides of two ends of the bottom of each elastic buffer frame 8, a fixed clamping groove 10 is formed in the surface of each sliding seat 9, a compression bolt 11 is arranged in each fixed clamping groove 10, each compression bolt 11 penetrates through the base plate 7 and is fixedly connected with the support beam 1 through threads, and a buffer block;
two the mounting seat 4 top all is fixed and is provided with connecting seat 12, two it is fixed between connecting seat 12 top is provided with bumper installing support 13, be provided with composite foam plastic board 15 between bumper installing support 13 and crashproof roof beam frame 5.
Further, anticollision roof beam structure 5 is made by aluminum alloy material, anticollision roof beam structure 5 is bow-shaped setting, and inside for many cellular cavity settings, two the 5 both ends of anticollision roof beam structure that 4 correspond bow-shaped settings of mount pad are the slope setting.
Further, 6 shapes of elastic support frame set up to the zigzag, elastic buffering frame 8 is convex setting, and the top contacts with anticollision roof beam structure 5, elastic support frame 6 and elastic buffering frame 8 are made by elastic metal material, 8 inboard of elastic buffering frame is provided with buffer block 15, buffer block 14 and backing plate 7 fixed weld, buffer block 14 is piled up welded fastening by a plurality of hollow tubes and is constituteed, hollow tube cross sectional shape sets up to the hexagon.
Furthermore, through grooves 16 are formed in two ends of the elastic buffer frame 8, the through grooves 16 are U-shaped, the through grooves 16 and the fixed clamping grooves 10 are vertically arranged in a collinear manner, and the compression bolts 11 are matched with the through grooves 16.
Furthermore, the two sliding seats 9 are arranged in opposite directions, the fixed clamping groove 10 is U-shaped, one end of the fixed clamping groove is communicated with the outer side of the sliding seat 9, and the fixed clamping groove 10 is movably connected with the compression bolt 11.
Further, the perpendicular downwarping in bumper installing support 13 both ends sets up, 5 both ends of anticollision roof beam structure are all fixed and are provided with connecting block 17, connecting block 17 is vertical setting, connecting block 17 and the perpendicular downwarping end fixed connection of bumper installing support 13, the fixed bumper installation leaf that is provided with in the bumper installing support 13 outside.
Further, both ends of the composite foam plastic plate 14 are provided with fixing pieces 18, the fixing pieces 18 are Z-shaped, the bottom ends of the fixing pieces 18 are pressed and fixed at both ends of the composite foam plastic plate 14, and the top ends of the fixing pieces 18 are fixedly connected with the bumper mounting bracket 13.
The implementation mode is specifically as follows: when an anti-collision beam is installed, two elastic support frames 6 are symmetrically installed at the bottom of an anti-collision beam frame 5 for elastic support, the middle deformation buffering capacity of the anti-collision beam frame 5 is enhanced, the elastic buffering frame 8 arranged in a circular arc shape supports the middle of the anti-collision beam frame 5, the elastic deformation buffering capacity of the middle of the anti-collision beam 5 is further improved by the elasticity of the elastic buffering frame 8, the deficiency of the middle buffering deformation capacity of the existing anti-collision beam is overcome, the buffering capacity is improved by enhancing the elastic deformation capacity in the anti-collision beam, when the anti-collision beam is slightly impacted, the impact absorption is carried out by the elasticity of a composite foam plastic plate 15 between a bumper installation frame 13 and the anti-collision beam frame 5, when the anti-collision beam is violently impacted, the elastic buffering frame 8 is strongly impacted, the elastic deformation of the elastic buffering frame 8 is utilized for buffering, after the buffering set value of the elastic buffering frame 8 is reached, the bottom of the elastic buffering frame 8 is deformed, and two ends of the elastic buffering frame are turned over in a reverse mode, so that the two movable seats 9 are driven to slide in a reverse mode, namely the fixed clamping groove 10 slides relative to the compression bolt 11, the compression and fixation of the compression bolt 11 on the sliding block 9 are released, further, when a subsequent anti-collision beam frame buffers, the pressing buffering block 14 is deformed, the impact force is buffered by means of the deformation of the buffering block 14, compared with the prior art, impact forces with different force on the anti-collision beam are buffered in a stepped mode, the anti-collision buffering effect is improved, and the maintenance of a subsequent;
as shown in fig. 1, the outer side of the movable connecting column 3 is fixedly provided with a movable energy-absorbing block 19, the bottom of the movable energy-absorbing block 19 is provided with a buffer energy-absorbing spring 20, the top of the movable energy-absorbing block 19 is provided with an inhibiting spring 21, the buffer energy-absorbing spring 20 and the inhibiting spring 21 are both sleeved with the movable connecting column 3, and the elastic coefficient of the buffer energy-absorbing spring 20 is greater than that of the inhibiting spring 21.
The implementation mode is specifically as follows: when the anticollision roof beam is not used to resist impact, the inside energy-absorbing spring 20 that sets up of energy-absorbing box 2 promotes the movable energy-absorbing piece 19 on the activity spliced pole 3, it stretches out from energy-absorbing box 2 to drive activity spliced pole 3, when the anticollision roof beam receives the impact, drive activity spliced pole 3 and move to energy-absorbing box 2, utilize activity energy-absorbing piece 19 compression energy-absorbing spring 20, utilize energy-absorbing spring 20's elasticity to strike the buffering, after the buffering, energy-absorbing spring 20 recovers the promotion to activity spliced pole 3, utilize restraining spring 21 to restrain the buffering to this motion process, avoid the violent motion of activity spliced pole 3, improve the activity stability of activity spliced pole 3, make things convenient for the use of energy-absorbing box 2.
The working principle of the invention is as follows:
referring to the attached drawings 1-7 of the specification, when an anti-collision beam is installed, two elastic support frames 6 are symmetrically installed at the bottom of an anti-collision beam frame 5 for elastic support, the middle deformation buffering capacity of the anti-collision beam frame 5 is enhanced, the elastic buffering frame 8 arranged in an arc shape supports the middle of the anti-collision beam frame 5, the elastic deformation buffering capacity of the middle of the anti-collision beam 5 is further improved by the aid of the elasticity of the elastic buffering frame 8, the defect of the middle buffering deformation capacity of the existing anti-collision beam is overcome, when the anti-collision beam is slightly impacted, impact absorption is carried out by the aid of the elasticity of a composite foam plastic plate 15 between a bumper installation support 13 and the anti-collision beam frame 5, when the anti-collision beam is violently impacted, the elastic buffering frame 8 is violently impacted by the anti-collision beam frame 5, the elastic buffering is strongly extruded on the elastic, after the buffering set value of the elastic buffering frame 8 is reached, the bottom of the elastic buffering frame 8 is deformed, and two ends of the elastic buffering frame are turned over in a reverse mode, so that the two movable seats 9 are driven to slide in a reverse mode, namely the fixed clamping groove 10 slides relative to the compression bolt 11, the compression and fixation of the compression bolt 11 on the sliding block 9 are released, further, when a subsequent anti-collision beam frame buffers, the pressing buffering block 14 is deformed, the impact force is buffered by means of the deformation of the buffering block 14, compared with the prior art, impact forces with different force on the anti-collision beam are buffered in a stepped mode, the anti-collision buffering effect is improved, and the maintenance of a subsequent;
referring to the attached figure 1 of the specification, when the anti-impact beam is not used for resisting impact, an energy-absorbing spring 20 arranged inside an energy-absorbing box 2 pushes a movable energy-absorbing block 19 on a movable connecting column 3, the movable connecting column 3 is driven to extend outwards from the energy-absorbing box 2, when the anti-impact beam is impacted, the movable connecting column 3 is driven to move towards the energy-absorbing box 2, the movable energy-absorbing block 19 is utilized to compress the energy-absorbing spring 20, impact buffering is carried out by utilizing the elasticity of the energy-absorbing spring 20, after buffering, the energy-absorbing spring 20 restores and pushes the movable connecting column 3, the motion process is restrained and buffered by utilizing a restraining spring 21, the movable connecting column 3 is prevented from moving violently, and.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (8)
1. The utility model provides a car anticollision crossbeam that shock resistance is strong, includes supporting beam (1), its characterized in that: the energy absorption box (2) is fixedly arranged at each of two ends of the supporting beam (1), a movable connecting column (3) is movably arranged in the energy absorption box (2), the movable connecting column (3) extends out of the energy absorption box (2), an installation seat (4) is fixedly arranged at one end of the movable connecting column, an anti-collision beam frame (5) is fixedly arranged between the two installation seats (4), and an anti-collision buffer mechanism is arranged between the supporting beam (1) and the anti-collision beam frame (5);
the anti-collision buffer mechanism comprises two elastic support frames (6), the two elastic support frames (6) are symmetrically arranged at two ends of a support beam (1), the bottom ends and the top ends of the elastic support frames (6) are respectively and fixedly connected with the support beam (1) and an anti-collision beam frame (5), a base plate (7) is fixedly arranged in the middle of the support beam (1), an elastic buffer frame (8) is arranged at the top of the base plate (7), sliding seats (9) are fixedly arranged on the inner sides of two ends of the bottom of the elastic buffer frame (8), fixed clamping grooves (10) are formed in the surfaces of the sliding seats (9), compression bolts (11) are arranged in the fixed clamping grooves (10), the compression bolts (11) penetrate through the base plate (7) and are fixedly connected with the support beam (1) through threads, and buffer blocks (14) are arranged on the inner;
two the equal fixed connecting seat (12) that are provided with in mount pad (4) top, two fixed bumper installing support (13) that are provided with between connecting seat (12) top, be provided with composite foam plastic board (15) between bumper installing support (13) and anticollision roof beam structure (5).
2. The automobile anti-collision beam with high impact resistance according to claim 1, characterized in that: anticollision roof beam structure (5) are made by aluminum alloy material, anticollision roof beam structure (5) are bow-shaped setting, and inside for many cellular cavity settings, two anticollision roof beam structure (5) both ends that mount pad (4) correspond bow-shaped setting are the slope setting.
3. The automobile anti-collision beam with high impact resistance according to claim 1, characterized in that: elastic support frame (6) shape sets up to the zigzag, elastic buffer frame (8) are convex setting, and the top contacts with anticollision roof beam structure (5), elastic support frame (6) and elastic buffer frame (8) are made by elastic metal material, elastic buffer frame (8) inboard is provided with buffer block (15), buffer block (14) and backing plate (7) fixed weld, buffer block (14) are piled up welded fastening by a plurality of hollow tubes and are constituteed, hollow tube cross sectional shape sets up to the hexagon.
4. The automobile anti-collision beam with high impact resistance according to claim 1, characterized in that: through groove (16) have all been seted up at elastic buffer frame (8) both ends, it sets up to the U-shaped to lead to groove (16) shape, lead to groove (16) and the vertical collineation setting of fixed slot (10), clamp bolt (11) and lead to groove (16) phase-match.
5. The automobile anti-collision beam with high impact resistance according to claim 1, characterized in that: two sliding seat (9) are the setting of orientation in opposite directions, fixed slot (10) shape sets up to the U-shaped, and one end is linked together with the sliding seat (9) outside, fixed slot (10) and housing bolt (11) swing joint.
6. The automobile anti-collision beam with high impact resistance according to claim 1, characterized in that: perpendicular downwarping in bumper installing support (13) both ends sets up, anticollision roof beam structure (5) both ends are all fixed and are provided with connecting block (17), connecting block (17) are vertical setting, connecting block (17) and the perpendicular downwarping end fixed connection of bumper installing support (13), the fixed bumper installation leaf that is provided with in bumper installing support (13) outside.
7. The automobile anti-collision beam with high impact resistance according to claim 1, characterized in that: both ends of the composite foam plastic plate (14) are provided with fixing pieces (18), the shape of each fixing piece (18) is Z-shaped, the bottom ends of the fixing pieces (18) are tightly pressed and fixed at both ends of the composite foam plastic plate (14), and the top ends of the fixing pieces (18) are fixedly connected with the bumper mounting support (13).
8. The automobile anti-collision beam with high impact resistance according to claim 1, characterized in that: the energy-absorbing device is characterized in that a movable energy-absorbing block (19) is fixedly arranged on the outer side of the movable connecting column (3), a buffering energy-absorbing spring (20) is arranged at the bottom of the movable energy-absorbing block (19), an inhibiting spring (21) is arranged at the top of the movable energy-absorbing block (19), the buffering energy-absorbing spring (20) and the inhibiting spring (21) are both sleeved with the movable connecting column (3), and the elastic coefficient of the buffering energy-absorbing spring (20) is larger than that of the inhibiting spring (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910728141.8A CN112339689B (en) | 2019-08-08 | 2019-08-08 | Automobile anti-collision cross beam with strong impact resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910728141.8A CN112339689B (en) | 2019-08-08 | 2019-08-08 | Automobile anti-collision cross beam with strong impact resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112339689A true CN112339689A (en) | 2021-02-09 |
| CN112339689B CN112339689B (en) | 2022-08-23 |
Family
ID=74367393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910728141.8A Active CN112339689B (en) | 2019-08-08 | 2019-08-08 | Automobile anti-collision cross beam with strong impact resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112339689B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200173519A1 (en) * | 2017-11-24 | 2020-06-04 | Dhanya R . S. | Automobile Collision Impact Reducer with Spring, Plate and Cushioning materials |
| CN113859363A (en) * | 2021-09-30 | 2021-12-31 | 芜湖莱特思创汽车零部件有限公司 | A car front cross member with bracket |
| CN113958653A (en) * | 2021-10-22 | 2022-01-21 | 西北工业大学 | Composite material plate and metal plate lap joint energy absorption device |
| CN114148412A (en) * | 2021-11-08 | 2022-03-08 | 杭州职业技术学院 | A front beam for new energy vehicles with a buffering and shock-absorbing structure |
| CN116691567A (en) * | 2023-06-25 | 2023-09-05 | 芜湖燕大润伟机械科技有限公司 | Anti-collision cross beam of automobile rear bumper |
| CN118343075A (en) * | 2024-06-18 | 2024-07-16 | 徐州华邦专用汽车有限公司 | Energy-absorbing subassembly and bumper thereof |
| CN119749446A (en) * | 2025-02-12 | 2025-04-04 | 奇瑞汽车股份有限公司 | Automobile aluminum rear anti-collision beam structure and automobile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6050624A (en) * | 1996-12-05 | 2000-04-18 | Hyundai Motor Company | Bumper mounting structure |
| CN2808659Y (en) * | 2005-07-25 | 2006-08-23 | 毛安林 | Elastic bumper for automobile |
| CN206394585U (en) * | 2017-01-21 | 2017-08-11 | 王玮璇 | A kind of heavier-duty automobile buffer beam |
| CN207481830U (en) * | 2017-11-29 | 2018-06-12 | 温州磐石机械设备维修咨询有限公司 | A kind of bumper with multilayer anti-collision structure |
| CN109591737A (en) * | 2018-11-09 | 2019-04-09 | 重庆腾海工贸有限公司 | A kind of automobile collision preventing crossbeam assembly |
-
2019
- 2019-08-08 CN CN201910728141.8A patent/CN112339689B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6050624A (en) * | 1996-12-05 | 2000-04-18 | Hyundai Motor Company | Bumper mounting structure |
| CN2808659Y (en) * | 2005-07-25 | 2006-08-23 | 毛安林 | Elastic bumper for automobile |
| CN206394585U (en) * | 2017-01-21 | 2017-08-11 | 王玮璇 | A kind of heavier-duty automobile buffer beam |
| CN207481830U (en) * | 2017-11-29 | 2018-06-12 | 温州磐石机械设备维修咨询有限公司 | A kind of bumper with multilayer anti-collision structure |
| CN109591737A (en) * | 2018-11-09 | 2019-04-09 | 重庆腾海工贸有限公司 | A kind of automobile collision preventing crossbeam assembly |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200173519A1 (en) * | 2017-11-24 | 2020-06-04 | Dhanya R . S. | Automobile Collision Impact Reducer with Spring, Plate and Cushioning materials |
| US12018727B2 (en) * | 2017-11-24 | 2024-06-25 | Dhanya R. S. | Collision impact reducer |
| CN113859363A (en) * | 2021-09-30 | 2021-12-31 | 芜湖莱特思创汽车零部件有限公司 | A car front cross member with bracket |
| CN113859363B (en) * | 2021-09-30 | 2025-01-17 | 芜湖莱特思创汽车零部件有限公司 | Automobile front cross beam with support |
| CN113958653A (en) * | 2021-10-22 | 2022-01-21 | 西北工业大学 | Composite material plate and metal plate lap joint energy absorption device |
| CN114148412A (en) * | 2021-11-08 | 2022-03-08 | 杭州职业技术学院 | A front beam for new energy vehicles with a buffering and 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 |
| CN116691567A (en) * | 2023-06-25 | 2023-09-05 | 芜湖燕大润伟机械科技有限公司 | Anti-collision cross beam of automobile rear bumper |
| CN118343075A (en) * | 2024-06-18 | 2024-07-16 | 徐州华邦专用汽车有限公司 | Energy-absorbing subassembly and bumper thereof |
| CN118343075B (en) * | 2024-06-18 | 2024-10-18 | 徐州华邦专用汽车有限公司 | Energy-absorbing subassembly and bumper thereof |
| CN119749446A (en) * | 2025-02-12 | 2025-04-04 | 奇瑞汽车股份有限公司 | Automobile aluminum rear anti-collision beam structure and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112339689B (en) | 2022-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112339689B (en) | Automobile anti-collision cross beam with strong impact resistance | |
| CN111483417A (en) | Automobile anti-collision beam assembly | |
| CN102398559A (en) | Coach frontal collision breakdown contraction mechanism | |
| CN111469788A (en) | Flexible energy-absorbing automobile anti-collision beam | |
| CN208533422U (en) | Freeway guardrail buffer device for collision structure | |
| CN202879407U (en) | Car bumper with X-shaped support frames | |
| CN213056969U (en) | Automobile bumper with good buffering performance | |
| CN101306699A (en) | Energy-absorbing frame structure for amortizing vehicle collision | |
| CN221418176U (en) | Anti-collision beam for automobile | |
| CN115214507B (en) | Buffer device and crashproof car | |
| CN215119090U (en) | Battery package protective frame | |
| CN103692939B (en) | Energy absorption device and use the safety seat of this energy absorption device | |
| CN113682255A (en) | Vehicle-mounted energy-absorbing anti-collision buffer | |
| CN111267762B (en) | Light truck CFP rear lower protection beam | |
| CN219360996U (en) | Safety anti-collision device for vehicle | |
| CN203637629U (en) | Safety seat and energy-absorbing device thereof | |
| CN219565010U (en) | Energy-absorbing anti-collision beam assembly of automobile front door | |
| CN215042624U (en) | Take additional strengthening's vapour vehicle support | |
| CN113942579A (en) | Buffer type container loading frame | |
| CN220262715U (en) | High-stability rear anti-collision beam for van | |
| CN213948373U (en) | Energy absorption box structure of automobile anti-collision beam | |
| CN219544711U (en) | Automobile front bumper fixing support | |
| CN215752302U (en) | Automobile front cabin middle buffer block mounting bracket | |
| CN220447824U (en) | High-strength front anti-collision beam of automobile | |
| CN116691567B (en) | Anti-collision beam of automobile rear bumper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |