CN210062909U - Anti-collision device for tail part of automobile - Google Patents
Anti-collision device for tail part of automobile Download PDFInfo
- Publication number
- CN210062909U CN210062909U CN201921017196.XU CN201921017196U CN210062909U CN 210062909 U CN210062909 U CN 210062909U CN 201921017196 U CN201921017196 U CN 201921017196U CN 210062909 U CN210062909 U CN 210062909U
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- secondary beam
- telescopic rod
- arc
- collision
- compression spring
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- 239000000872 buffer Substances 0.000 claims abstract description 23
- 230000006835 compression Effects 0.000 claims abstract description 19
- 238000007906 compression Methods 0.000 claims abstract description 19
- 230000003139 buffering effect Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 31
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model relates to an automotive equipment technical field specifically is an buffer stop for vapour car afterbody, including the anticollision girder, the anticollision girder comprises the segmental arc that is located the middle part and the straightway that is located the segmental arc both sides, set up the storage tank that extends along its length direction on each straightway, be equipped with mobilizable crashproof secondary beam in each storage tank, and each crashproof secondary beam is scalable, be equipped with the first telescopic link of a plurality of on the segmental arc, be equipped with the second telescopic link on each straightway, the one end fixed connection mounting panel of anticollision girder is kept away from to each first telescopic link and second telescopic link, and further ground, each first telescopic link and second telescopic link internal fixation are equipped with second compression spring, be equipped with the first buffering gasbag of buffering in each second compression spring, can adjust the length of anticollision girder as required, increase protection area, and improve the anticollision effect.
Description
Technical Field
The utility model relates to an automotive equipment technical field specifically is an buffer stop for car afterbody.
Background
Present car is in order to prevent the destruction that the striking brought the automobile body, can be at the fixed crashproof structure of automobile afterbody, present crashproof structure adopts usually with automobile body structure matched with anticollision strip or anticollision piece, such anticollision structure generally directly pastes at the automobile afterbody, and adopt the rubber material to make, anticollision effect is relatively poor when the automobile afterbody meets the striking, and the length of such anticollision strip or anticollision piece and the angle between the car all be fixed, need be to the crashproof structure of the different automobile production different length, and if the user wants the automobile afterbody of protection bigger area, can't adjust.
SUMMERY OF THE UTILITY MODEL
The utility model provides an buffer stop for automobile tail aims at solving the unable crashproof effect of current automobile tail buffer stop poor, the unable problem that length adjustment increases the protection area.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the anti-collision device comprises an anti-collision main beam, wherein the anti-collision main beam is composed of an arc-shaped section and straight-line sections, the arc-shaped section is located in the middle of the anti-collision main beam, the straight-line sections are located on two sides of the arc-shaped section, a containing groove extending along the length direction of the straight-line sections is formed in each straight-line section, a movable anti-collision auxiliary beam is arranged in each containing groove, each anti-collision auxiliary beam is telescopic, a plurality of first telescopic rods are arranged on each arc-shaped section, each straight-line section is provided with a second telescopic rod, each first telescopic rod and the second telescopic rod are far away from an end fixed connection mounting plate of the anti-collision main beam, furthermore, each first telescopic.
Furthermore, a first sawtooth mechanism is fixedly arranged on the side wall of each accommodating groove, each anti-collision auxiliary beam is composed of a first auxiliary beam and a second auxiliary beam, each second auxiliary beam is sleeved inside each corresponding first auxiliary beam, a second sawtooth mechanism matched with each corresponding first sawtooth mechanism is fixedly arranged on the outer side wall of each first auxiliary beam, a third sawtooth mechanism is fixedly arranged on the inner side wall of each first auxiliary beam, and a fourth sawtooth mechanism matched with each corresponding third sawtooth mechanism is fixedly arranged on the outer side wall of each second auxiliary beam.
Furthermore, the arc-shaped sections are hinged to the straight-line sections, a plurality of spherical grooves are formed in the mounting plate, one end, far away from the anti-collision main beam, of each of the first telescopic rod and the second telescopic rod is fixedly connected with one end of a sliding ball, the other end of each sliding ball is rotatably connected with a connecting rod, one end, far away from the sliding ball, of the connecting rod is fixedly connected with an arc-shaped sliding sheet, and the connecting rods and the arc-shaped sliding sheets slide along T-shaped grooves formed in the corresponding spherical grooves.
Furthermore, each connecting rod can stretch out and draw back.
Furthermore, one end of a first compression spring is fixedly connected to the groove wall of each spherical groove, and the other end of each first compression spring is fixedly connected to each corresponding first telescopic rod and second telescopic rod.
Furthermore, a buffer box is fixedly laid on one surface, away from the spherical groove, of the mounting plate, a cavity is arranged in the buffer box, and a second buffering air bag is arranged in the cavity.
Furthermore, the mounting plate is also provided with a plurality of mounting holes.
The utility model provides an buffer stop for car afterbody compares with prior art and possesses following beneficial effect:
(1) through setting up storage tank, telescopic anticollision secondary beam, can adjust the length of anticollision girder as required, increase protection area, first telescopic link, second telescopic link, first buffering gasbag and second compression spring set up improvement anticollision effect.
(2) The first saw-tooth mechanism, the second saw-tooth mechanism, the third saw-tooth mechanism and the fourth saw-tooth mechanism are arranged to facilitate the movement and fixation of the first secondary beam and the second secondary beam.
(3) The arc-shaped section is hinged with each straight-line section, so that the angle between the arc-shaped section and each straight-line section can be adjusted, a protection area is adjusted, the spherical groove, the sliding ball, the connecting rod, the arc-shaped sliding sheet, the T-shaped groove and the first compression spring are arranged, and the impact force of the anti-collision main beam, the first telescopic rod and the second telescopic rod can be buffered.
(4) The arrangement of the buffer tank and the second buffer air bag is that the tail part of the automobile improves multiple protection.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is an enlarged view of the structure of the first telescopic rod of the present invention.
Fig. 3 is an enlarged view of the structure of the first telescopic rod and the mounting plate.
Fig. 4 is a side view of the straight line segment of the present invention.
Fig. 5 is an enlarged view of a portion a of fig. 1.
Fig. 6 is an enlarged view of a portion B of fig. 3.
In the figure: 1 crashproof girder, 101 segmental arcs, 102 straightway, 2 storage tanks, 3 crashproof secondary beam, 301 first secondary beam, 302 second secondary beam, 4 first telescopic link, 5 second telescopic link, 6 mounting panels, 7 second compression spring, 8 first buffering gasbag, 9 first sawtooth mechanisms, 10 second sawtooth mechanisms, 12 fourth sawtooth mechanisms, 13 spherical grooves, 14 sliding balls, 15 connecting rods, 16 arc gleitbretter, 17T type grooves, 18 first compression spring, 19 baffle-boxes, 20 cavities, 21 second buffering gasbag, 22 mounting holes.
Detailed Description
In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention, and it should be noted that, in this document, relational terms such as first and second, and the like are only used for distinguishing one entity or operation from another entity or operation, and do not necessarily require or imply any actual relation or order between the entities or operations; 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; unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, so that the specific meaning of the terms in the invention can be understood by those skilled in the art according to specific situations; the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention.
Fig. 1-6 are schematic structural views of an embodiment of the present invention, which is used for an anti-collision device at the tail of an automobile, and comprises an anti-collision main beam 1, the main anti-collision beam 1 is composed of an arc-shaped section 101 positioned in the middle and straight line sections 102 positioned on two sides of the arc-shaped section 101, each straight line section 102 is provided with an accommodating groove 2 extending along the length direction of the straight line section, a movable auxiliary anti-collision beam 3 is arranged in each accommodating groove 2, each anti-collision auxiliary beam 3 is telescopic, a plurality of first telescopic rods 4 are arranged on the arc-shaped section 101, a plurality of second telescopic rods 5 are arranged on each straight-line section 102, each first telescopic rod 4 and each second telescopic rod 5 are far away from one end of the anti-collision main beam 1 and are fixedly connected with a mounting plate 6, each first telescopic rod 4 and each second telescopic rod 5 are fixedly welded with a second compression spring 7, and an inner cavity of each second compression spring 7 is provided with a first buffer air bag 8.
Further, a first saw tooth mechanism 9 is fixed on a side wall of each receiving groove 2, each anti-collision secondary beam 3 is composed of a first secondary beam 301 and a second secondary beam 302, each second secondary beam 302 is sleeved inside each corresponding first secondary beam 301, a second saw tooth mechanism 10 matched with each corresponding first saw tooth mechanism 9 is fixed on an outer side wall of each first secondary beam 301, each first secondary beam 301 can move relative to the corresponding receiving groove 2, a third saw tooth mechanism is fixed on an inner side wall of each first secondary beam 301, the third saw tooth mechanism is not shown in the figure, a fourth saw tooth mechanism 12 matched with each corresponding third saw tooth mechanism is fixed on an outer side wall of each second secondary beam 302, each second secondary beam 302 can move relative to each corresponding first secondary beam 301, in this embodiment, each first sawtooth mechanism 9 is composed of a plurality of sawtooth units which are arranged in a linear repeated manner, each sawtooth unit is composed of a protrusion and a groove, and the second sawtooth mechanism 10, the third sawtooth mechanism and the fourth sawtooth mechanism 12 are uniform and the first sawtooth mechanism 9 has the same structure, and are not repeated herein.
Further, the arc-shaped section 101 is hinged to each straight line section 102, for example, the arc-shaped section 101 is connected to each straight line section 102 through a bolt, the distance between the arc-shaped section 101 and each straight line section 102 can be changed as required, and the angle is fixed by tightening the bolt after the angle is adjusted, the mounting plate 6 is provided with a plurality of spherical grooves 13, one end of each of the first telescopic rod 4 and the second telescopic rod 5, which is far away from the main collision avoidance beam 1, is fixedly welded with a sliding ball 14, one end of each of the sliding balls 14, which is far away from each of the first telescopic rod 4 and the second telescopic rod 5, is rotatably connected with a connecting rod 15, in a hinged manner, one end of the connecting rod 15, which is far away from the sliding ball 14, is fixedly connected with an arc-shaped sliding piece 16, a T-shaped groove 17 is further formed in each spherical groove 13, and the T-shaped groove 17 includes a vertical portion perpendicular to, each arcuate portion may receive a respective arcuate slide 16 and each vertical portion may receive a respective connecting rod 15 such that each arcuate slide 16 may move along the arcuate portion and each connecting rod 15 may move along the vertical portion.
Furthermore, each connecting rod 15 is retractable, and in this embodiment, the structures of each first retractable rod 4, each second retractable rod 5, and each connecting rod 15 are all prior art, and will not be described herein again.
Furthermore, two first compression springs 18 are fixedly welded on the groove wall of each spherical groove 13, each first compression spring 18 is located on two sides of the first telescopic rod 4 and the second telescopic rod 5, and the other end of each first compression spring 18 is fixedly welded on each corresponding first telescopic rod 4 and second telescopic rod 5 respectively.
Furthermore, a buffer box 19 is fixedly adhered to one surface of the mounting plate 6, which is far away from the spherical groove 13, a cavity 20 is arranged in the buffer box 19, a second buffer air bag 21 is arranged in the cavity 20, and the buffer box 19 can be made of elastic rubber.
Furthermore, the mounting plate 6 is further provided with two mounting holes 22 for mounting the mounting plate 6 on the tail of the automobile.
When the utility model is used, the first auxiliary beam 301 and the second auxiliary beam 302 are pulled according to requirements, the length of the anti-collision main beam 1 is prolonged, more positions at the tail part of the automobile are protected, the included angle between the arc-shaped section 101 and the straight-line section 102 is adjusted, the side part at the tail part of the automobile is protected, when the anti-collision main beam 1 and the auxiliary beam are subjected to external force, each first telescopic rod 4 and the second telescopic rod 5 are contracted, each sliding ball 14 moves along the surface of the corresponding spherical groove 13, each sliding ball 14 rotates relative to the connecting rod 15, external force is applied to the connecting rod 15, the connecting rod 15 drives the sliding piece to move along the T-shaped groove 17, each second compression spring 7 and the first buffer air bag 8 buffer the impact force on the telescopic rods, and each first compression spring 18 buffers the movement and rotation speed of each telescopic rod in the spherical groove 13, the telescopic rods are protected, the buffer box 19 and the second buffer air bag 21 are arranged to play a multiple buffer role, and the tail of the automobile is protected.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A buffer stop for automobile tail, including crashproof girder (1), its characterized in that: the anti-collision main beam (1) is composed of an arc-shaped section (101) positioned in the middle and straight line sections (102) positioned on two sides of the arc-shaped section (101), each straight line section (102) is provided with a containing groove (2) extending along the length direction of the straight line section, each containing groove (2) is internally provided with a movable anti-collision auxiliary beam (3), each anti-collision auxiliary beam (3) is telescopic, a plurality of first telescopic rods (4) are arranged on the arc-shaped section (101), a second telescopic rod (5) is arranged on each straight line section (102), one end, far away from the anti-collision main beam (1), of each first telescopic rod (4) and the second telescopic rod (5) is fixedly connected with a mounting plate (6), a second compression spring (7) is fixedly arranged in each first telescopic rod (4) and the second telescopic rod (5), and a buffering first buffering air bag (8) is arranged in each second compression spring (7).
2. A bump guard for use on the rear of a vehicle as claimed in claim 1, characterised in that: the side wall of each accommodating groove (2) is fixedly provided with a first sawtooth mechanism (9), each anti-collision secondary beam (3) is composed of a first secondary beam (301) and a second secondary beam (302), each second secondary beam (302) is sleeved inside each corresponding first secondary beam (301), the outer side wall of each first secondary beam (301) is fixedly provided with a second sawtooth mechanism (10) matched with each corresponding first sawtooth mechanism (9), the inner side wall of each first secondary beam (301) is fixedly provided with a third sawtooth mechanism, and the outer side wall of each second secondary beam (302) is fixedly provided with a fourth sawtooth mechanism (12) matched with each corresponding third sawtooth mechanism.
3. A bump guard for an automobile rear section as claimed in claim 1 or 2, characterized in that: the arc-shaped sections (101) are hinged to the straight line sections (102), a plurality of spherical grooves (13) are formed in the mounting plate (6), the first telescopic rods (4) and the second telescopic rods (5) are far away from one end, fixedly connected with the sliding ball (14), of one end of the anti-collision main beam (1), the other end of the sliding ball (14) is rotatably connected with a connecting rod (15), one end, far away from the sliding ball (14), of the connecting rod (15) is fixedly connected with an arc-shaped sliding sheet (16), and the connecting rod (15) and the arc-shaped sliding sheet (16) slide along T-shaped grooves (17) formed in the corresponding spherical grooves (13).
4. A bump guard for use on the rear of a vehicle as claimed in claim 3, characterised in that: each connecting rod (15) can stretch out and draw back.
5. An impact protection device for the rear of a vehicle as claimed in claim 4, wherein: one end of a first compression spring (18) is fixedly connected to the wall of each spherical groove (13), and the other end of each first compression spring (18) is fixedly connected with each corresponding first telescopic rod (4) and second telescopic rod (5).
6. An impact protection device for a vehicle rear section as claimed in claim 4 or 5, wherein: keep away from mounting panel (6) fixed buffer box (19) of having laid in the one side of spherical groove (13), be equipped with cavity (20) in buffer box (19), be equipped with second buffering gasbag (21) in cavity (20).
7. An impact protection device for the rear of a vehicle as claimed in claim 6, wherein: the mounting plate (6) is also provided with a plurality of mounting holes (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921017196.XU CN210062909U (en) | 2019-07-02 | 2019-07-02 | Anti-collision device for tail part of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921017196.XU CN210062909U (en) | 2019-07-02 | 2019-07-02 | Anti-collision device for tail part of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210062909U true CN210062909U (en) | 2020-02-14 |
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ID=69429313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921017196.XU Expired - Fee Related CN210062909U (en) | 2019-07-02 | 2019-07-02 | Anti-collision device for tail part of automobile |
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| Country | Link |
|---|---|
| CN (1) | CN210062909U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111762118A (en) * | 2020-08-06 | 2020-10-13 | 重庆交通职业学院 | Intelligent vehicle control anti-collision device based on laser radar |
| CN112706330A (en) * | 2021-01-19 | 2021-04-27 | 杜家涛 | Good and convenient mould of adjusting of security performance |
| US11203318B2 (en) * | 2018-06-18 | 2021-12-21 | Waymo Llc | Airbag extension system |
-
2019
- 2019-07-02 CN CN201921017196.XU patent/CN210062909U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11203318B2 (en) * | 2018-06-18 | 2021-12-21 | Waymo Llc | Airbag extension system |
| US11608019B2 (en) | 2018-06-18 | 2023-03-21 | Waymo Llc | Airbag extension system |
| US11878646B2 (en) | 2018-06-18 | 2024-01-23 | Waymo Llc | Airbag extension system |
| CN111762118A (en) * | 2020-08-06 | 2020-10-13 | 重庆交通职业学院 | Intelligent vehicle control anti-collision device based on laser radar |
| CN111762118B (en) * | 2020-08-06 | 2023-06-20 | 重庆交通职业学院 | Intelligent vehicle control anti-collision device based on laser radar |
| CN112706330A (en) * | 2021-01-19 | 2021-04-27 | 杜家涛 | Good and convenient mould of adjusting of security performance |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20200214 |