CN210363701U - Anticollision roof beam of high security - Google Patents
Anticollision roof beam of high security Download PDFInfo
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- CN210363701U CN210363701U CN201921275117.5U CN201921275117U CN210363701U CN 210363701 U CN210363701 U CN 210363701U CN 201921275117 U CN201921275117 U CN 201921275117U CN 210363701 U CN210363701 U CN 210363701U
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- energy absorption
- buffer
- absorption box
- fixedly arranged
- bottom plate
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Abstract
The utility model discloses a high-safety anti-collision beam, in particular to the technical field of anti-collision beams, which comprises two supporting beams, wherein the bottom ends of the two supporting beams are both fixedly provided with an energy absorption box, the top of one side of the energy absorption box is provided with a movable groove, the inner part of the energy absorption box is fixedly provided with a plurality of supporting plates, and a buffer mechanism is fixedly arranged between the two supporting beams; the buffer mechanism comprises a bottom plate, an outer plate is fixedly arranged at the top end of the bottom plate, a buffer cavity is arranged inside the outer plate, a plurality of hollow buffer blocks are fixedly arranged inside the buffer cavity, and the hollow buffer blocks are hexagonal. The utility model discloses a set up buffer gear, a plurality of hexagonal hollow buffer blocks form cellular structure in the planking, improve the energy-absorbing buffer capacity of planking, then when the impact force is enough big, break off from first welded joint and second welded joint department and make it have the ability to move about to the cooperation air cushion further improves buffering effect, compares with prior art, the utility model discloses a security is higher.
Description
Technical Field
The utility model relates to an anticollision roof beam technical field, more specifically say, the utility model relates to an anticollision roof beam of high security.
Background
The anti-collision beam is a device for reducing the impact energy absorbed when a vehicle is collided, and consists of a main beam, an energy absorption box and a mounting plate connected with the vehicle, wherein the main beam and the energy absorption box can effectively absorb the impact energy when the vehicle is collided at a low speed, so that the damage of the impact force to a vehicle body longitudinal beam is reduced as much as possible, and the anti-collision beam plays a role in protecting the vehicle.
Chinese patent application publication No. CN 204674523U discloses a front impact beam assembly and a vehicle. This preceding crashproof roof beam assembly includes: preceding crashproof roof beam body and energy-absorbing box, preceding crashproof roof beam body includes: anticollision roof beam structure before tip and middle part, anticollision roof beam structure includes before the tip: the front anti-collision beam structure comprises a left-end front anti-collision beam structure and a right-end front anti-collision beam structure, wherein the left-end front anti-collision beam structure is fixedly connected with the left end of the middle-end front anti-collision beam structure, the right-end front anti-collision beam structure is fixedly connected with the right end of the middle-end front anti-collision beam structure, and the energy absorption boxes are respectively arranged at the rear part of the left-end front anti-collision beam structure and the rear part of the right-end. This preceding crashproof roof beam assembly can only change the preceding crashproof roof beam part at damaged position after taking place offset collision or head-on collision, has reduced cost of maintenance.
But its in-service use still has the shortcoming, like the crashproof roof beam among the above-mentioned technical scheme when receiving the striking, fixed between crashproof roof beam body and the energy-absorbing box, energy-absorbing buffering effect is not ideal enough, has reduced its security.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an anticollision roof beam of high security, through setting up buffer gear, a plurality of hexagonal hollow buffer blocks form cellular structure in the planking, improve the energy-absorbing buffer capacity of planking, then when the impact force is enough big, break off from first weld joint and second weld joint and make it have the ability to move about to the cooperation air cushion further improves the buffering effect, compares with prior art, the utility model discloses a security is higher, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the anti-collision beam with high safety comprises two supporting beams, energy absorption boxes are fixedly arranged at the bottom ends of the two supporting beams, a movable groove is formed in the top of one side of each energy absorption box, a plurality of supporting plates are fixedly arranged inside each energy absorption box, and a buffer mechanism is fixedly arranged between the two supporting beams;
buffer gear includes the bottom plate, the fixed planking that is equipped with in bottom plate top, the inside cushion chamber that is equipped with of planking, the inside fixed a plurality of hollow buffer blocks that are equipped with of cushion chamber, the shape of hollow buffer block sets up to the hexagon, and is a plurality of fixed connecting rod that is equipped with between the hollow buffer block, the fixed movable supporting shoe that is equipped with in bottom plate bottom, movable supporting shoe both sides bottom all is equipped with the air cushion, the air cushion sets up the backup pad top in the energy-absorbing box, the bottom plate both ends are equipped with first welded joint with a supporting beam junction, the inside horizontal a plurality of strengthening ribs that are provided with of movable supporting shoe, movable supporting shoe both ends are equipped with the second welded joint with.
In a preferred embodiment, the crash box is provided in the shape of a hexagon.
In a preferred embodiment, the two ends of the movable supporting block penetrate through the movable groove and extend to the interior of the energy absorption box.
In a preferred embodiment, the base plate and the outer plate are both provided as arc-shaped plates.
In a preferred embodiment, the crash box is welded to the bottom of the support beam.
In a preferred embodiment, the bottom end of the energy absorption box is fixedly provided with a mounting assembly.
In a preferred embodiment, the mounting assembly comprises a mounting plate.
In a preferred embodiment, the mounting plate is provided with a plurality of mounting holes.
The utility model discloses a technological effect and advantage:
1. through setting up the buffer gear, a plurality of hexagonal hollow buffer blocks in the planking form the cellular structure, improve the energy-absorbing buffer capacity of planking, then when the impact force is big enough, break off from first welded joint and second welded joint and make it have the mobility, and cooperate with the air cushion and further improve the cushion effect, compare with prior art, the utility model discloses a security is higher;
2. through the energy-absorbing box bottom end fixed with the mounting panel, leave a plurality of mounting holes on the mounting panel, the accessible mounting hole is fixed the energy-absorbing box on the automobile body, and remaining gap position can and the automobile body between weld fixture to improve the stability of energy-absorbing box, compare with prior art, stability is higher.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is an enlarged view of a structure in fig. 2.
Fig. 4 is an enlarged view of the structure at B in fig. 2 according to the present invention.
Fig. 5 is an internal structure view of the energy absorption box of the present invention.
The reference signs are: the energy absorption device comprises a support beam 1, an energy absorption box 2, a movable groove 3, a support plate 4, a buffer mechanism 5, a bottom plate 6, an outer plate 7, a buffer cavity 8, a hollow buffer block 9, a connecting rod 10, a movable support block 11, an air cushion 12, a first welding seam 13, a reinforcing rib 14, a second welding seam 15, an installation assembly 16, an installation plate 17 and an installation hole 18.
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.
1-5, the high-safety anti-collision beam comprises two support beams 1, energy absorption boxes 2 are fixedly arranged at the bottom ends of the two support beams 1, a movable groove 3 is arranged at the top of one side of each energy absorption box 2, a plurality of support plates 4 are fixedly arranged in each energy absorption box 2, and a buffer mechanism 5 is fixedly arranged between the two support beams 1;
the buffer mechanism 5 comprises a bottom plate 6, an outer plate 7 is fixedly arranged at the top end of the bottom plate 6, a buffer cavity 8 is arranged inside the outer plate 7, a plurality of hollow buffer blocks 9 are fixedly arranged inside the buffer cavity 8, the hollow buffer blocks 9 are hexagonal in shape, a connecting rod 10 is fixedly arranged among the hollow buffer blocks 9, a movable supporting block 11 is fixedly arranged at the bottom of the bottom plate 6, air cushions 12 are respectively arranged at the bottoms of two sides of the movable supporting block 11, the air cushions 12 are arranged at the tops of supporting plates 4 in the energy absorption box 2, first welding seams 13 are arranged at the joints of two ends of the bottom plate 6 and the supporting beam 1, a plurality of reinforcing ribs 14 are transversely arranged inside the movable supporting block 11, and second welding seams 15 are arranged at the joints of two ends of the movable supporting block 11 and the inner wall;
the shape of the energy absorption box 2 is hexagonal;
two ends of the movable supporting block 11 penetrate through the movable groove 3 and extend into the energy absorption box 2;
the bottom plate 6 and the outer plate 7 are both arc-shaped plates;
the energy absorption box 2 is welded at the bottom of the support beam 1.
The implementation mode is specifically as follows: when the utility model is used, the front end of the automobile impacts other objects, the outer plate 7 on the bottom plate 6 between the two supporting beams 1 is firstly stressed, the outer plate 7 is deformed to the inner side after being stressed to generate depression, the buffer chamber 8 is arranged in the outer plate 7, the buffer chamber 8 is internally fixed with a plurality of hollow buffer blocks 9 connected through the connecting rod 10, the hollow buffer blocks 9 are hexagonal, the hollow buffer blocks 9 of the plurality of hexagons enable the inner part of the outer plate 7 to form a honeycomb structure, which can greatly improve the preliminary energy absorption and buffering effect, the first welding seam 13 between the bottom plate 6 and the supporting beam 1 and the second welding seam 15 between the movable supporting block 11 and the inner wall of the energy absorption box 2 are weak points, when the impact force is strong enough, the bottom plate 6 and the movable supporting block 11 are disconnected from the first welding seam 13 and the second welding seam 15, the bottom plate 6 continues to move to push the movable supporting block, the two ends of the movable supporting block 11 are extruded to form the air cushion 12 inside the energy absorption box 2, the air cushion 12 can well absorb impact force and impact capacity, the buffer effect is further improved, and a plurality of reinforcing ribs 14 which are transversely arranged are arranged in the movable supporting block 11, the reinforcing ribs 14 can increase the bending resistance of the movable supporting block 11, prevent the movable supporting block 11 and the bottom plate 6 from being broken from the middle part, improve the safety performance, by arranging the buffer mechanism 5, a plurality of hexagonal hollow buffer blocks 9 in the outer plate 7 form a honeycomb structure, the energy absorption and buffer capacity of the outer plate 7 is improved, then, when the impact force is large enough, the first welding seam 13 and the second welding seam 15 are disconnected to have the activity, and cooperate air cushion 12 to further improve the buffering effect, wholly make the utility model discloses a security is higher, and this embodiment has specifically solved the not ideal enough problem of security among the prior art.
The high-safety anti-collision beam shown in fig. 1 further comprises a mounting assembly 16, wherein the mounting assembly 16 is fixedly arranged at the bottom end of the energy absorption box 2, the mounting assembly 16 comprises a mounting plate 17, and a plurality of mounting holes 18 are formed in the mounting plate 17.
The implementation mode is specifically as follows: use the utility model discloses the time, 2 bottom mounting of energy-absorbing box have mounting panel 17, leave a plurality of mounting holes 18 on the mounting panel 17, accessible mounting hole 18 fixes energy-absorbing box 2 on the automobile body, and remaining gap position can and the automobile body between weld fixture to improve energy-absorbing box 2's stability, this embodiment has specifically solved the not ideal problem of 2 installation stability of energy-absorbing box among the prior art.
The utility model discloses the theory of operation:
referring to the attached drawings 1-5 of the specification, when the automobile front-end collision damping device is used, the front end of an automobile collides other objects, an outer plate 7 on a bottom plate 6 between two supporting beams 1 is firstly stressed, the outer plate 7 deforms to generate depression after being stressed, a buffer cavity 8 is arranged inside the outer plate 7, a plurality of hollow buffer blocks 9 connected through connecting rods 10 are fixed inside the buffer cavity 8, the hollow buffer blocks 9 are hexagonal, the hollow buffer blocks 9 enable the inner part of the outer plate 7 to form a honeycomb structure, the preliminary energy absorption and buffering effects can be greatly improved, a first welded joint 13 between the bottom plate 6 and the supporting beam 1 and a second welded joint 15 between a movable supporting block 11 and the inner wall of an energy absorption box 2 are weak points, when the impact force is strong enough, the bottom plate 6 and the movable supporting block 11 are disconnected from the first welded joint 13 and the second welded joint 15, the bottom plate 6 continues to move to push the movable supporting block 11 to move, the two ends of the movable supporting block 11 extrude the air cushions 12 in the energy absorption box 2, the air cushions 12 can well absorb impact force and impact capacity, the buffering effect is further improved, a plurality of reinforcing ribs 14 which are transversely arranged are arranged in the movable supporting block 11, the reinforcing ribs 14 can increase the bending resistance of the movable supporting block 11, the movable supporting block 11 and the bottom plate 6 are prevented from being broken from the middle part, and the safety performance is improved;
referring to the attached drawing 1 of the specification, when the utility model is used, the bottom fixing of the energy-absorbing box 2 is provided with the mounting plate 17, the mounting plate 17 is provided with a plurality of mounting holes 18, the energy-absorbing box 2 can be fixed on the automobile body through the mounting holes 18, and the rest gap part can be welded and fixed with the automobile body, thereby improving the stability of the energy-absorbing box 2.
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 present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an anticollision roof beam of high security, includes two supporting beam (1), its characterized in that: the bottom ends of the two supporting beams (1) are fixedly provided with energy absorption boxes (2), the top of one side of each energy absorption box (2) is provided with a movable groove (3), a plurality of supporting plates (4) are fixedly arranged in each energy absorption box (2), and a buffer mechanism (5) is fixedly arranged between the two supporting beams (1);
the buffer mechanism (5) comprises a bottom plate (6), an outer plate (7) is fixedly arranged at the top end of the bottom plate (6), a buffer cavity (8) is arranged in the outer plate (7), a plurality of hollow buffer blocks (9) are fixedly arranged in the buffer cavity (8), the hollow buffer blocks (9) are hexagonal, connecting rods (10) are fixedly arranged among the hollow buffer blocks (9), the bottom of the bottom plate (6) is fixedly provided with a movable supporting block (11), the bottoms of the two sides of the movable supporting block (11) are respectively provided with an air cushion (12), the air cushion (12) is arranged on the top of the supporting plate (4) in the energy absorption box (2), the joints of the two ends of the bottom plate (6) and the supporting beam (1) are provided with first welding seams (13), a plurality of reinforcing ribs (14) are transversely arranged in the movable supporting block (11), and second welding seams (15) are arranged at the joints of the two ends of the movable supporting block (11) and the inner wall of the energy absorption box (2).
2. A high-safety impact beam as claimed in claim 1, wherein: the energy absorption box (2) is hexagonal in shape.
3. A high-safety impact beam as claimed in claim 1, wherein: and two ends of the movable supporting block (11) penetrate through the movable groove (3) and extend into the energy absorption box (2).
4. A high-safety impact beam as claimed in claim 1, wherein: the bottom plate (6) and the outer plate (7) are both arc-shaped plates.
5. A high-safety impact beam as claimed in claim 1, wherein: the energy absorption box (2) is welded at the bottom of the support beam (1).
6. A high-safety impact beam as claimed in claim 1, wherein: and a mounting assembly (16) is fixedly arranged at the bottom end of the energy absorption box (2).
7. A high-safety impact beam as in claim 6, wherein: the mounting assembly (16) includes a mounting plate (17).
8. A high-safety impact beam as claimed in claim 7, wherein: the mounting plate (17) is provided with a plurality of mounting holes (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921275117.5U CN210363701U (en) | 2019-08-08 | 2019-08-08 | Anticollision roof beam of high security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921275117.5U CN210363701U (en) | 2019-08-08 | 2019-08-08 | Anticollision roof beam of high security |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210363701U true CN210363701U (en) | 2020-04-21 |
Family
ID=70249549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921275117.5U Active CN210363701U (en) | 2019-08-08 | 2019-08-08 | Anticollision roof beam of high security |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210363701U (en) |
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2019
- 2019-08-08 CN CN201921275117.5U patent/CN210363701U/en active Active
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