CN113997893A - Automobile bumper device with extended function - Google Patents
Automobile bumper device with extended function Download PDFInfo
- Publication number
- CN113997893A CN113997893A CN202010729713.7A CN202010729713A CN113997893A CN 113997893 A CN113997893 A CN 113997893A CN 202010729713 A CN202010729713 A CN 202010729713A CN 113997893 A CN113997893 A CN 113997893A
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- China
- Prior art keywords
- bumper
- expansion
- trigger
- extension
- stop block
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- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000009471 action Effects 0.000 claims abstract description 7
- 230000006378 damage Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- B60R19/023—Details
-
- 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
- B60R19/04—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects formed from more than one section in a side-by-side arrangement
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses an automobile bumper device with an expansion function, which comprises a bumper (1) and two bumper expansion assemblies (2), wherein the two bumper expansion assemblies are respectively arranged at two ends of the bumper; the bumper extension assembly is provided with a trigger part, the trigger part is positioned in front of the bumper, and when the trigger part is displaced towards the bumper under the action of external force, the bumper extension assembly can be extended towards the extension direction of the end part of the bumper; an expansion locking mechanism is further arranged between the bumper expansion assembly and the bumper and can lock and integrate the bumper expansion assembly and the bumper when the bumper expansion assembly expands to the extending direction of the bumper. The bumper device can be expanded when in collision, so that the impact force is greatly dispersed, the damage of collision impact to the integral structure of the vehicle is reduced, and the personal safety of drivers and passengers in the carriage is fully protected.
Description
Technical Field
The present invention relates to an automobile bumper, and more particularly, to an automobile bumper device having an extended function.
Background
The bumpers are arranged at the front and the rear of the existing automobile, so that the whole anti-collision deformation capacity of the automobile can be ensured when the automobile collides, and the personal safety of drivers and passengers in the automobile is well protected.
The configuration of the vehicle bumper is influenced by various requirements such as beautiful appearance, light weight and pedestrian protection, and the protection range or the protection area of the bumper is not large. When two vehicles collide with each other, the protection range of the bumper is small, the impact area of the two vehicles is small during collision, and impact force is concentrated, so that the energy absorption structures of the two vehicles cannot fully play a role of absorbing impact energy of collision, the two vehicles are damaged to a certain extent, and for the vehicles with small vehicle types, if the protection range of the bumper of the other large vehicle is small, the impact force of the bumper of the other large vehicle is concentrated on the small vehicle, so that the small vehicle is greatly damaged, and personal safety of drivers and passengers in the vehicles is threatened.
In view of the above-mentioned problems, the enlargement of the protection range can be achieved by simply increasing the structural size of the bumper, however, the structural size of the bumper cannot be large in a normal vehicle structure due to the structural limitation of the vehicle type.
Disclosure of Invention
The invention aims to provide an automobile bumper device with an expansion function, which can expand when in collision, so that the impact force is greatly dispersed, the damage of the collision impact to the integral structure of the automobile is reduced, and the personal safety of drivers and passengers in a carriage is fully protected.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
an automobile bumper device with an extended function comprises a bumper and two bumper extension assemblies, wherein the two bumper extension assemblies are respectively arranged at two ends of the bumper; the bumper extension assembly is provided with a trigger part, the trigger part is positioned in front of the bumper, and when the trigger part is displaced towards the bumper under the action of external force, the bumper extension assembly can be extended towards the extension direction of the end part of the bumper; an expansion locking mechanism is further arranged between the bumper expansion assembly and the bumper and can lock and integrate the bumper expansion assembly and the bumper when the bumper expansion assembly expands to the extending direction of the bumper.
Further, the bumper extension assembly comprises a trigger baffle, an extension stop block, a spring lock pin and a rotating shaft; one end of the trigger baffle is a rotating shaft end, and the other end of the trigger baffle is a trigger end; the extension stop block is provided with a rotating shaft end, the rotating shaft end of the trigger baffle is fixedly connected with the rotating shaft end of the extension stop block, and the rotating shaft end of the trigger baffle and the rotating shaft end of the extension stop block are rotationally connected with the bumper through the rotating shaft; the trigger part of the bumper extension component is the trigger baffle, the trigger end of the trigger baffle is positioned in front of the bumper, and the extension stop block is positioned behind the bumper; when the triggering end of the triggering baffle is displaced towards the bumper under the action of external force, the triggering baffle can drive the expansion stop block to rotate around the rotating shaft and expand towards the extending direction of the end part of the bumper; the spring lock pin is arranged at the end part of the bumper, a lock pin hole corresponding to the spring lock pin is formed in the expansion stop block, and the spring lock pin and the lock pin hole in the expansion stop block jointly form the expansion locking mechanism; when the expansion stop block is positioned at the rear of the bumper, the spring lock pin is staggered with the lock pin hole on the expansion stop block, and when the expansion stop block rotates to the extending direction of the end part of the bumper around the rotating shaft, the spring lock pin can be aligned with the lock pin hole on the expansion stop block and can be locked.
Further, the expansion stoppers are extended by a length in vertical directions upwardly and downwardly, respectively.
Compared with the prior art, the bumper device has the advantages that: the bumper device is provided with the bumper extension assembly, the bumper extension assembly is arranged at two ends of the bumper, when the vehicle is in a normal condition, the bumper extension assembly is in a contraction standby state, when the head of the vehicle collides with the front vehicle, the bumper extension assembly can be immediately expanded and is locked and connected with the bumper into a whole so as to jointly resist the collision of the opposite vehicle, the contact area between the expanded bumper device and the head of the opposite vehicle is greatly increased, so that the impact force is greatly dispersed, the energy absorption structure at the head can fully play a role of absorbing the impact energy, further the damage of the impact on the whole structure of the vehicle is furthest reduced, and the personal safety of drivers and passengers in a carriage is fully protected.
Drawings
FIG. 1 is a top plan view of an automotive bumper system with expansion functionality of the present invention, showing a bumper expansion assembly in a retracted standby state;
FIG. 2 is a top view of the bumper system of the present invention with the bumper extension assembly shown in an extended locked condition;
FIG. 3 is a front view of the bumper system of the present invention with the bumper extension assembly shown in an extended locked condition.
In the figure: 1-bumper, 2-bumper extension component, 21-trigger baffle, 22-extension stop block, 23-spring lock pin, 24-rotating shaft and 25-lock pin hole.
Detailed Description
The invention will be further described with reference to the following figures and specific examples:
referring to fig. 1 to 3, the present invention is an extended function bumper system for a vehicle, which is mainly used for front protection of the vehicle.
Referring to fig. 1, 2 and 3, the bumper device includes a bumper 1 and two bumper extension assemblies 2, the two bumper extension assemblies 2 being respectively mounted to both ends of the bumper 1.
The bumper extension assembly 2 is provided with a trigger part, the trigger part is positioned in front of the bumper 1, and when the trigger part is displaced towards the bumper 1 under the action of external force, the bumper extension assembly 2 can be extended towards the extension direction of the end part of the bumper 1; an expansion locking mechanism is further provided between the bumper extension assembly 2 and the bumper 1, and the expansion locking mechanism can lock and integrate the bumper extension assembly 2 and the bumper 1 when the bumper extension assembly 2 is expanded to the extending direction of the bumper 1.
Referring to fig. 1, 2 and 3, more specifically, the bumper extension assembly 2 includes a trigger flapper 21, an extension stopper 22, a spring latch 23 and a rotation shaft 24.
One end of the trigger baffle 21 is a rotating shaft end, and the other end of the trigger baffle 21 is a trigger end; the extension stop block 22 is provided with a rotating shaft end, the rotating shaft end of the trigger baffle 21 is fixedly connected with the rotating shaft end of the extension stop block 22, namely, the trigger baffle 21 and the extension stop block 22 are connected into a whole, the rotating shaft end of the trigger baffle 21 and the rotating shaft end of the extension stop block 22 are together rotationally connected with the bumper 1 through the rotating shaft 24, and the rotating shaft 24 is generally vertical to the ground.
The triggering part of the bumper extension component 2 is the triggering baffle 21, the triggering end of the triggering baffle 21 is positioned in front of the bumper 1, and the extension stop 22 is positioned behind the bumper 1; when the trigger end of the trigger flap 21 is displaced toward the bumper 1 by an external force, the trigger flap 21 and the extension stopper 22 are integrally connected, so that the trigger flap 21 can rotate the extension stopper 22 around the rotating shaft 24 and extend in the extending direction of the end of the bumper 1. The whole of the trigger flap 21 and the extension stopper 22 is equivalent to a lever with the pivot 24 as a fulcrum, and when the trigger end of the trigger flap 21 is displaced toward the bumper 1 by an external force, the extension stopper 22 is pried to extend in the extending direction of the end of the bumper 1 by the lever force.
Referring to fig. 1, the spring lock pin 23 is arranged at the end of the bumper 1, the expansion stop 22 is provided with a lock pin hole 25 corresponding to the spring lock pin 23, and the spring lock pin 23 and the lock pin hole 25 on the expansion stop 22 jointly form the expansion locking mechanism; when the expansion block 22 is located at the rear of the bumper 1, the spring lock pin 23 is offset from the lock pin hole 25 of the expansion block 22, and when the expansion block 22 is rotated about the rotation shaft 24 to the extending direction of the end of the bumper 1, the spring lock pin 23 can be aligned with and lock the lock pin hole 25 of the expansion block 22, that is, the expansion block 22 is locked and integrated with the bumper 1.
Referring to fig. 1 and 2, the bumper device of the present embodiment is mainly used for protecting a head portion of an automobile. When the vehicle is in a normal condition, the bumper extension assemblies 2 at two ends of the bumper 1 are in a contraction standby state, specifically, the trigger end of the trigger baffle 21 is in front of the bumper 1, the extension block 22 is behind the bumper 1, namely, the extension block 22 is hidden behind the bumper 1, and the spring lock pin 23 is staggered from the lock pin hole 25 on the extension block 22, as shown in fig. 1; at the moment when the head of the vehicle collides with the front vehicle, the bumper extension assemblies 2 at the two ends of the bumper 1 immediately extend and are locked and connected with the bumper 1 to form a whole, specifically, the triggering end of the triggering baffle plate 21 in front of the bumper 1 contacts with the opposite vehicle first, the triggering end of the triggering baffle plate 21 is displaced toward the bumper 1 under the pressure of the opposite vehicle, and the extension block 22 rotates around the rotating shaft 24 and extends in the extending direction of the end of the bumper 1 under the action of the leverage until the spring lock pin 23 at the end of the bumper 1 is locked with the lock pin hole 25 on the extension block 22, so that the extension block 22 and the bumper 1 are connected to form a whole and then jointly resist the collision of the opposite vehicle, as shown in fig. 2. The bumper device that expands open and the area of contact greatly increased of opposite side vehicle locomotive to make the impact obtain great dispersion, the energy-absorbing structure of locomotive department then can full play absorb the effect of collision energy, and then furthest reduces the collision and strikes the destruction that causes vehicle overall structure, makes driver and crew's personal safety in the carriage obtain abundant protection, also can reduce the concentrated degree to the less vehicle impact force of opposite side simultaneously, in order to avoid opposite side vehicle driver and crew to suffer personal injury.
Referring to fig. 3, the expansion stops 22 are further preferably vertically elongated upwardly and downwardly by a length to further increase the expanded area of the bumper system.
The present invention is not limited to the above embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. An automobile bumper device with extended functions, characterized in that: the bumper device comprises a bumper (1) and two bumper extension assemblies (2), wherein the two bumper extension assemblies (2) are respectively arranged at two ends of the bumper (1);
the bumper extension assembly (2) is provided with a trigger part, the trigger part is positioned in front of the bumper (1), and when the trigger part is displaced towards the bumper (1) under the action of external force, the bumper extension assembly (2) can be extended towards the extension direction of the end part of the bumper (1); an expansion locking mechanism is further arranged between the bumper expansion assembly (2) and the bumper (1), and when the bumper expansion assembly (2) expands to the extending direction of the bumper (1), the expansion locking mechanism can lock and combine the bumper expansion assembly (2) and the bumper (1) into a whole.
2. The automobile bumper device with extended function according to claim 1, characterized in that: the bumper extension assembly (2) comprises a trigger baffle (21), an extension stop block (22), a spring lock pin (23) and a rotating shaft (24);
one end of the trigger baffle (21) is a rotary shaft end, and the other end of the trigger baffle (21) is a trigger end; a rotating shaft end is arranged on the expansion stop block (22), the rotating shaft end of the trigger baffle (21) is fixedly connected with the rotating shaft end of the expansion stop block (22), and the rotating shaft end of the trigger baffle (21) and the rotating shaft end of the expansion stop block (22) are rotationally connected with the bumper (1) through a rotating shaft (24);
the trigger part of the bumper extension component (2) is the trigger baffle (21), the trigger end of the trigger baffle (21) is positioned in front of the bumper (1), and the extension stop block (22) is positioned behind the bumper (1); when the trigger end of the trigger baffle (21) is displaced towards the bumper (1) under the action of external force, the trigger baffle (21) can drive the expansion stop block (22) to rotate around the rotating shaft (24) and expand towards the extension direction of the end part of the bumper (1);
the spring lock pin (23) is arranged at the end part of the bumper (1), the expansion stop block (22) is provided with a lock pin hole (25) corresponding to the spring lock pin (23), and the spring lock pin (23) and the lock pin hole (25) on the expansion stop block (22) jointly form the expansion locking mechanism; when the expansion stop block (22) is positioned at the rear of the bumper (1), the spring lock pin (23) is staggered with the lock pin hole (25) on the expansion stop block (22), and when the expansion stop block (22) rotates around the rotating shaft (24) to the extending direction of the end part of the bumper (1), the spring lock pin (23) can be aligned with the lock pin hole (25) on the expansion stop block (22) and can lock the same.
3. The extended-function vehicle bumper system according to claim 2, wherein: the expansion stops (22) are extended vertically by a length upwardly and downwardly, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010729713.7A CN113997893B (en) | 2020-07-27 | 2020-07-27 | Automobile bumper device with expansion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010729713.7A CN113997893B (en) | 2020-07-27 | 2020-07-27 | Automobile bumper device with expansion function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113997893A true CN113997893A (en) | 2022-02-01 |
| CN113997893B CN113997893B (en) | 2024-02-06 |
Family
ID=79920130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010729713.7A Active CN113997893B (en) | 2020-07-27 | 2020-07-27 | Automobile bumper device with expansion function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113997893B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004306871A (en) * | 2003-04-09 | 2004-11-04 | Toyota Motor Corp | Bumper structure of vehicle |
| JP2008254659A (en) * | 2007-04-06 | 2008-10-23 | Toyota Motor Corp | Bumper installing structure |
| CN102139670A (en) * | 2011-02-22 | 2011-08-03 | 周世愚 | Rotating bumper |
| CN102673500A (en) * | 2011-03-07 | 2012-09-19 | 周世愚 | Warped bumper bar |
| CN104276120A (en) * | 2014-09-24 | 2015-01-14 | 苏州合欣美电子科技有限公司 | Initiative electrically-controlled anti-collision bumper for automobiles |
| CN109017649A (en) * | 2018-06-28 | 2018-12-18 | 合肥东胜新能源汽车股份有限公司 | A kind of spliced front bumper for truck |
| CN209833797U (en) * | 2019-04-01 | 2019-12-24 | 河南省步步先动力科技有限公司 | Extensible carriage turnover mechanism |
-
2020
- 2020-07-27 CN CN202010729713.7A patent/CN113997893B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004306871A (en) * | 2003-04-09 | 2004-11-04 | Toyota Motor Corp | Bumper structure of vehicle |
| JP2008254659A (en) * | 2007-04-06 | 2008-10-23 | Toyota Motor Corp | Bumper installing structure |
| CN102139670A (en) * | 2011-02-22 | 2011-08-03 | 周世愚 | Rotating bumper |
| CN102673500A (en) * | 2011-03-07 | 2012-09-19 | 周世愚 | Warped bumper bar |
| CN104276120A (en) * | 2014-09-24 | 2015-01-14 | 苏州合欣美电子科技有限公司 | Initiative electrically-controlled anti-collision bumper for automobiles |
| CN109017649A (en) * | 2018-06-28 | 2018-12-18 | 合肥东胜新能源汽车股份有限公司 | A kind of spliced front bumper for truck |
| CN209833797U (en) * | 2019-04-01 | 2019-12-24 | 河南省步步先动力科技有限公司 | Extensible carriage turnover mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113997893B (en) | 2024-02-06 |
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