CN217575113U - Automobile chassis with anti-collision function - Google Patents
Automobile chassis with anti-collision function Download PDFInfo
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- CN217575113U CN217575113U CN202123257706.0U CN202123257706U CN217575113U CN 217575113 U CN217575113 U CN 217575113U CN 202123257706 U CN202123257706 U CN 202123257706U CN 217575113 U CN217575113 U CN 217575113U
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- collision plate
- moving groove
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Abstract
The utility model relates to an automobile chassis technical field discloses an automobile chassis with anticollision function, including the chassis and in the crashproof structure that sets up on the chassis, crashproof structure includes the crashproof board that is close to or keeps away from chassis reciprocating motion along vehicle direction of motion and shock-absorbing structure and buffer structure that set up between chassis and crashproof board, shock-absorbing structure includes the driven lever that sets up to the direction that is close to the chassis on the crashproof board, the supply driven lever that one side that is close to the crashproof board in the chassis is concave to be established inserts and along the shifting chute of crashproof board moving direction removal, spring along crashproof board moving direction setting between shifting chute and driven lever, buffer structure includes the control structure of the gasbag that the expansible that sets up and crashproof board butt or shrink and crashproof board break away from and control gasbag inflation or shrink on one side that the chassis is close to the crashproof board, control structure is controlled by the removal of crashproof board, this automobile chassis with anticollision function, through multilayer buffering, the energy-absorbing is showing and is improving the crashproof ability on chassis.
Description
Technical Field
The utility model relates to an automobile chassis technical field specifically is an automobile chassis with anticollision function.
Background
When the automobile runs on uneven road surfaces such as potholes and the like, the front chassis is most easy to collide with and impact obstacles, so that the automobile anti-collision chassis appears.
Chinese patent with application number CN201921342604.9 discloses an anticollision vehicle chassis, a serial communication port, including chassis and buffer spring, the welding of chassis left side has anticollision institution No. one, and anticollision institution includes the baffle and supplies the slide that the baffle removed, and the slide welds with chassis left end face, and the welding of baffle inside wall has spring backing plate a, and the welding of chassis outer wall has spring backing plate B, and elastic connection has buffer spring between spring backing plate a and the spring backing plate B.
This anticollision vehicle chassis receives the striking when the car front end bumps, gives the impact force transmission and constitutes by spring backing plate A, buffer spring and spring backing plate B jointly elastic shock absorption mechanism, makes a round trip to shake repeatedly by buffer spring and stretch out and draw back and carry out effective shock attenuation, but this anticollision vehicle chassis only carries out the anticollision through buffer spring's shock attenuation effect, and anticollision structure singleness and effect are relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automobile chassis with anticollision function through multilayer buffering energy-absorbing, is showing the crashworthiness that improves the chassis.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automobile chassis with anticollision function, including the chassis and the crashproof structure who sets up on the chassis, crashproof structure includes the crashproof board that is close to or keeps away from chassis reciprocating motion along the vehicle traffic direction and shock-absorbing structure and the buffer structure who sets up between chassis and crashproof board, shock-absorbing structure includes the driven lever that sets up to the direction that is close to the chassis on the crashproof board, the supply driven lever to insert and the shifting chute that moves along crashproof board moving direction that sets up that one side recess that is close to crashproof board in the chassis, the spring that sets up along crashproof board moving direction between shifting chute and driven lever, buffer structure includes the inflatable that sets up on one side that the chassis is close to crashproof board and crashproof board butt or shrink gasbag and crashproof board separation and the control structure of control gasbag inflation or shrink, control structure is controlled by crashproof board's removal.
By adopting the scheme, compared with the prior art that collision is only prevented through the damping effect of the buffer spring, the collision prevention structure is single and poor in effect, when a vehicle collides with an obstacle, the collision prevention plate moves towards the direction close to the chassis to drive the driven rod to move to extrude the spring, the spring deforms to generate elasticity, and absorbs a part of energy to perform damping and collision prevention, and meanwhile, the control structure controls the expansion of the air bag to be abutted against the collision prevention plate to perform buffering, so that another layer of protection is formed to improve the energy absorption effect; after the vehicle leaves the barrier, the elastic force of the spring drives the anti-collision plate to reset, and meanwhile, the control structure controls the air bag to be contracted and contained on the chassis and not to be abutted against the anti-collision plate, and the spring and the air bag are combined to remarkably improve the anti-collision capacity of the chassis through multi-layer buffering energy absorption.
Furthermore, the control structure comprises a sealing element which is arranged on one side of the driven rod far away from the anti-collision plate and is in sealing reciprocating movement in the moving groove along the moving direction of the anti-collision plate, and an air storage channel which is arranged on one side of the moving groove far away from the anti-collision plate and is communicated with the air bag, wherein the spring is arranged between the sealing element and the moving groove.
By adopting the scheme, the anti-collision plate moves towards the direction close to the chassis to drive the driven rod to move, the sealing element is driven to move towards the direction of extruding gas, and the gas sealed in the gas storage channel is pressed into the airbag, so that the airbag expands and is abutted against the anti-collision plate to realize buffering; when the vehicle leaves the obstacle, the elastic force of the spring drives the sealing piece and the anti-collision plate to reset, the gas in the air bag is pumped out to the gas storage channel, and the air bag is contracted to be separated from the anti-collision plate and is contained on the chassis.
Further, at least one spring is arranged between the sealing element and the moving groove at intervals.
By adopting the scheme, the reset of the sealing element and the anti-collision plate can be realized by arranging one sealing element, a plurality of springs are arranged to share the stress, the service life of a single spring is prolonged, and the movement of the sealing element and the anti-collision plate can be more stable.
Furthermore, a limiting structure for limiting the driven rod to be separated from the moving groove is arranged between the driven rod and the moving groove.
By adopting the scheme, the driven rod is limited to be separated from the moving groove, and the anti-collision structure is ensured to be always in an effective state.
Furthermore, the limiting structure comprises a stop block arranged at the opening of the moving groove and only used for the driven rod to pass through and a limiting block arranged on the driven rod in the moving groove.
Adopt above-mentioned scheme, the dog only supplies the driven lever to pass through, and the stopper receives the hindrance of dog unable the passing through to restricted the driven lever and broken away from the chassis, and because the existence of dog, still can prevent to get into the shifting chute at impurity such as vehicle operation in-process dust, sewage, guaranteed the clean and tidy degree of shifting chute, it is dead to avoid debris to pile up the driven lever card that leads to in the shifting chute.
Furthermore, at least one group of shock absorption structures is arranged between the chassis and the anti-collision plate at intervals.
Adopt above-mentioned scheme, set up a set of shock attenuation effect that can realize, make the removal of crashproof board more steady when setting up multiunit promotion shock attenuation effect.
Furthermore, the anticollision board is the arc setting of keeping away from the chassis from both ends to the center gradually.
By adopting the scheme, when the convex arc is impacted by the barrier, the convex arc deforms, so that part of impact energy can be absorbed, and the anti-collision performance is improved.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: when a vehicle collides with an obstacle, the arc-shaped anticollision plate deforms and can absorb part of impact energy, the anticollision plate moves towards the direction close to the chassis, the driven rod extrudes the spring to generate elasticity, and absorbs part of energy again to achieve shock absorption and collision prevention.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is an isometric view of an automotive chassis having a crash prevention function in accordance with an embodiment;
FIG. 2 is a front view of a chassis of an automobile with a collision avoidance function in an embodiment;
FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 3;
fig. 5 is a partially enlarged view of the automobile chassis impact plate with an impact prevention function according to the embodiment when being pressed.
In the figure: 1. a chassis; 2. an anti-collision plate; 3. a driven lever; 4. a moving groove; 5. a spring; 6. an air bag; 7. a seal member; 8. a gas storage channel; 9. a stopper; 10. and a limiting block.
Detailed Description
The technical solution 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.
Examples
The utility model provides an automobile chassis with anticollision function, refer to fig. 1 to 5, including chassis 1 and the crashproof structure who sets up on chassis 1, crashproof structure includes and is close to or keeps away from 1 reciprocating motion's in chassis anticollision board 2 and the shock-absorbing structure and the buffer structure who sets up between chassis 1 and anticollision board 2 along vehicle direction of operation, anticollision board 2 is the arc setting of keeping away from chassis 1 from both ends to center gradually, the arc of evagination is when receiving the barrier striking, self takes place deformation, can absorb some impact energy.
The damping structure comprises a driven rod 3 arranged on the anti-collision plate 2 in the direction close to the chassis 1 and a movable groove 4 concavely arranged on one side of the chassis 1 close to the anti-collision plate 2, wherein the movable groove 4 is used for the driven rod 3 to insert, and the driven rod 3 is used for moving in the moving direction of the anti-collision plate 2, a spring 5 is arranged between the movable groove 4 and the driven rod 3 in the moving direction of the anti-collision plate 2, when a vehicle collides with an obstacle, the anti-collision plate 2 moves in the direction close to the chassis 1, the driven rod 3 is driven to move to extrude the spring 5, the spring 5 deforms to generate elastic force, part of energy is absorbed again to achieve damping and collision prevention, after the vehicle leaves the obstacle, the elastic force of the spring 5 drives the anti-collision plate 2 to reset, at least one group of damping structures is arranged between the chassis 1 and the anti-collision plate 2 at intervals, the damping effect can be achieved by arranging one group, the cost is saved, the groups are arranged to improve the damping effect, and meanwhile, the movement of the anti-collision plate 2 is more stable, and 3 groups are arranged at even intervals in the damping structure.
The buffer structure comprises an air bag 6 arranged on one side of a chassis 1 close to an anti-collision plate 2, the air bag 6 expands to abut against the anti-collision plate 2 or contracts to be separated from the anti-collision plate 2, the air bag 6 expands or contracts under the control of a control structure, the control structure is controlled by the anti-collision plate 2 to move, the anti-collision plate 2 moves towards the direction close to the chassis 1, the control structure controls the air bag 6 to expand to cushion against the anti-collision plate 2, a further layer of protection is formed to improve the energy absorption effect, the anti-collision plate 2 moves towards the direction far away from the chassis 1, and the control structure controls the air bag 6 to contract to be stored on the chassis 1 and not abut against the anti-collision plate 2 any more.
The control structure comprises a sealing element 7 arranged on one side of the driven rod 3, which is far away from the anticollision plate 2, the sealing element 7 is in sealing reciprocating movement in the moving groove 4 along the moving direction of the anticollision plate 2, a gas storage channel 8 communicated with the gas bag 6 is arranged on one side of the moving groove 4, which is far away from the anticollision plate 2, the spring 5 is arranged between the sealing element 7 and the moving groove 4, the anticollision plate 2 moves towards the direction close to the chassis 1 to drive the driven rod 3 to move, the sealing element 7 moves towards the direction of extruding gas, and the gas sealed in the gas storage channel 8 is pressed into the gas bag 6, so that the gas bag 6 expands and is abutted against the anticollision plate 2 to realize buffering, and as the anticollision plate 2 gradually approaches the chassis 1, the gas pressure in the gas bag 6 is gradually increased, the buffering effect is gradually enhanced, the anticollision plate 2 is prevented from impacting the chassis 1 to damage the chassis 1, the buffering performance can be automatically adjusted according to the impact force, and the control structure is more intelligent; after a vehicle leaves an obstacle, the elastic force of the spring 5 drives the sealing element 7 and the anti-collision plate 2 to reset, gas in the air bag 6 is pumped into the gas storage channel 8, the air bag 6 contracts to be separated from the anti-collision plate 2 and is contained on the chassis 1, at least one spring 5 is arranged between the sealing element 7 and the movable groove 4 at intervals, the resetting of the sealing element 7 and the anti-collision plate 2 can be realized by arranging one spring 5, the cost is saved, a plurality of springs can share stress, the service life of the single spring 5 is prolonged, the movement of the sealing element 7 and the anti-collision plate 2 can be more stable, one spring 5 is arranged between the movable groove 4 and the sealing element 7 in the embodiment, and two groups of sealing elements 7, the air bag 6 and the gas storage channel 8 are arranged and are respectively matched with the movable grooves 4 which are arranged on two sides in the chassis 1.
Be provided with the limit structure that restriction driven lever 3 breaks away from shifting chute 4 between driven lever 3 and the shifting chute 4, limit structure includes the dog 9 that sets up in 4 opening parts of shifting chute, dog 9 only supplies driven lever 3 to pass through, be provided with stopper 10 on driven lever 3 in shifting chute 4, dog 9 only supplies driven lever 3 to pass through, stopper 10 receives the hindrance of dog 9 and can't pass through, thereby it breaks away from chassis 1 to have restricted driven lever 3, and because the existence of dog 9, still can prevent at vehicle operation in-process dust, impurity such as sewage gets into in the shifting chute 4, guarantee the clean and tidy degree of shifting chute 4, it is dead to avoid debris to pile up the driven lever 3 card that leads to in shifting chute 4.
When a vehicle collides with an obstacle and the collision is light, the arc-shaped anti-collision plate 2 deforms and can absorb a part of impact energy; the impact force is increased, the crash-proof plate 2 moves towards the direction close to the chassis 1, the driven rod 3 extrudes the spring 5 to generate elastic force, a part of energy is absorbed again to achieve shock absorption and crash prevention, meanwhile, the sealing piece 7 extrudes gas into the airbag 6 to enable the airbag 6 to expand, the airbag 6 expands until the airbag 6 abuts against the crash-proof plate 2 to achieve buffering along with the further increase of the impact force, a further layer of protection is formed to improve the energy absorption effect, the crash-proof capability of the chassis 1 is remarkably improved through multiple layers of buffering and energy absorption, the gas pressure in the airbag 6 is gradually increased along with the further approach of the crash-proof plate 2 to the chassis 1, the buffering effect is gradually enhanced to prevent the crash-proof plate 2 from impacting the chassis 1 to damage the chassis 1, the buffering performance can be automatically adjusted according to the impact force, the effect is more intelligent, after a vehicle leaves an obstacle, the elastic force of the spring 5 drives the sealing piece 7 and the crash-proof plate 2 to reset, the gas in the airbag 6 is pumped into the gas storage channel 8, and the airbag 6 contracts to be separated from the crash-proof plate 2 and is stored on the chassis 1.
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. The utility model provides an automobile chassis with anticollision function, includes chassis (1) and the crashproof structure who sets up on chassis (1), its characterized in that: the anti-collision structure comprises an anti-collision plate (2) which is close to or far away from a chassis (1) in a reciprocating mode along the running direction of a vehicle, and a damping structure and a buffering structure which are arranged between the chassis (1) and the anti-collision plate (2), wherein the damping structure comprises a driven rod (3) which is arranged on the anti-collision plate (2) in a direction close to the chassis (1), a moving groove (4) which is concavely arranged on one side of the chassis (1) close to the anti-collision plate (2) and is used for the driven rod (3) to insert and move along the moving direction of the anti-collision plate (2), a spring (5) which is arranged between the moving groove (4) and the driven rod (3) along the moving direction of the anti-collision plate (2), the buffering structure comprises an air bag (6) which is arranged on one side of the chassis (1) close to the anti-collision plate (2) and can be abutted to or contracted with or separated from the anti-collision plate (2), and a control structure which controls the expansion or contraction of the air bag (6), and the control structure is controlled by the movement of the anti-collision plate (2).
2. The automobile chassis with the anti-collision function according to claim 1, wherein: the control structure comprises a sealing element (7) which is arranged on one side, far away from the anti-collision plate (2), of the driven rod (3) and hermetically reciprocates in the moving groove (4) along the moving direction of the anti-collision plate (2), and a gas storage channel (8) which is arranged on one side, far away from the anti-collision plate (2), of the moving groove (4) and communicated with the gas bag (6), wherein the spring (5) is arranged between the sealing element (7) and the moving groove (4).
3. The automobile chassis with the anti-collision function according to claim 2, wherein: at least one spring (5) is arranged between the sealing element (7) and the moving groove (4) at intervals.
4. The automobile chassis with the anti-collision function according to claim 1, wherein: a limiting structure for limiting the driven rod (3) to be separated from the moving groove (4) is arranged between the driven rod (3) and the moving groove (4).
5. The automobile chassis with the anti-collision function according to claim 4, wherein: the limiting structure comprises a stop block (9) arranged at the opening of the moving groove (4) and used for the driven rod (3) to pass through and a limiting block (10) arranged on the driven rod (3) in the moving groove (4).
6. The automobile chassis with the anti-collision function according to claim 1, wherein: at least one group of shock absorption structures is arranged between the chassis (1) and the anti-collision plate (2) at intervals.
7. The automobile chassis with the anti-collision function according to claim 1, wherein: the anti-collision plate (2) is arranged in an arc shape which is gradually far away from the chassis (1) from two ends to the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123257706.0U CN217575113U (en) | 2021-12-20 | 2021-12-20 | Automobile chassis with anti-collision function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123257706.0U CN217575113U (en) | 2021-12-20 | 2021-12-20 | Automobile chassis with anti-collision function |
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| Publication Number | Publication Date |
|---|---|
| CN217575113U true CN217575113U (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123257706.0U Active CN217575113U (en) | 2021-12-20 | 2021-12-20 | Automobile chassis with anti-collision function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116279182A (en) * | 2023-04-14 | 2023-06-23 | 江苏金致新能源车业有限公司 | Chassis anti-collision structure |
-
2021
- 2021-12-20 CN CN202123257706.0U patent/CN217575113U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116279182A (en) * | 2023-04-14 | 2023-06-23 | 江苏金致新能源车业有限公司 | Chassis anti-collision structure |
| CN116279182B (en) * | 2023-04-14 | 2024-01-09 | 江苏金致新能源车业有限公司 | Chassis crashproof structure |
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