CN202046302U - Emergency shut-down device for motor vehicles - Google Patents
Emergency shut-down device for motor vehicles Download PDFInfo
- Publication number
- CN202046302U CN202046302U CN2011200237979U CN201120023797U CN202046302U CN 202046302 U CN202046302 U CN 202046302U CN 2011200237979 U CN2011200237979 U CN 2011200237979U CN 201120023797 U CN201120023797 U CN 201120023797U CN 202046302 U CN202046302 U CN 202046302U
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- China
- Prior art keywords
- pressure bearing
- bearing device
- adapter shaft
- vehicle
- piston
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- Expired - Fee Related
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Abstract
The utility model relates to an emergency shut-down device for motor vehicles. The emergency shut-down device comprises a ground contact block, a connecting shaft, a pressure bearing device and a limiting plate, wherein the ground contact block is arranged at the lower part and connected with the lower end of the pressure bearing device through the connecting shaft; the upper end of the pressure bearing device is connected to the bottom of a vehicle through the connecting shaft; and the limiting plate is arranged on one side of the connecting shaft connected with the upper end of the pressure bearing device. Compared with the prior art, the distance for the vehicle to change the moving mode to the static mode is greatly shortened, so as to effectively reduce traffic accidents; and a damping device is adopted, so as to convert the kinetic energy of the vehicle into potential energy, thereby reducing impact on the vehicle and people in the vehicle, enlarging the contact surface of the vehicle and the ground, and reducing the possibility of side turning of the vehicle caused by slipping.
Description
Technical field
The utility model relates to automotive field, especially relates to the self-propelled vehicle emergency stop mechanism.
Background technology
At present, automobile braking system generally adopts the ABS/ASR control system, utilizes the friction force between tire and road surface to make automobile stop to move ahead.Therefore, the essence of braking is exactly that the kinetic energy of automobile is forced to be converted into heat energy, is diffused in the air environment.And this situation slides a segment distance by moving to static meeting when very fast or vehicle (comprising contained article) quality is big in the speed of vehicle movement, thereby has the rear-end collision traffic accident often and take place, and causes vehicle damage and personal casualty.
The utility model content
The purpose of this utility model is exactly the self-propelled vehicle emergency stop mechanism that provides a kind of effective reduction traffic accident for the defective that overcomes above-mentioned prior art existence, reduces vehicle slip rollover possibility.
The purpose of this utility model can be achieved through the following technical solutions:
The self-propelled vehicle emergency stop mechanism, it is characterized in that, this device comprises ground contact block, first adapter shaft, second adapter shaft, pressure bearing device and positioning plate, described ground contact block is located at the bottom, be connected through the lower end of first adapter shaft with the pressure bearing device, upper end second adapter shaft of described pressure bearing device is connected at the bottom of the car, and described positioning plate is located at a side of second adapter shaft that connects pressure bearing device upper end.
Described pressure bearing device can 0～90 ° of rotation in perpendicular.
Described pressure bearing device is the pillar stiffener with rigidity.
Described pressure bearing device is formed by pillar stiffener and spring assembly, one end of described pillar stiffener is connected with the steel plate of described spring one end, the other end be connected car at the bottom of second adapter shaft connect the other end of described spring and first adapter shaft connection that is connected the ground contact block.
Described pressure bearing device is formed by pillar stiffener and piston in combination, the arranged outside of described piston has outer sleeve, the top of piston is connected with the pillar stiffener bottom, described outer sleeve and first adapter shaft that is connected the ground contact block connect, the upper end of described pillar stiffener be connected car at the bottom of the connection of second adapter shaft.
Described pressure bearing device is formed by pillar stiffener and spring and piston in combination, the arranged outside of described piston has outer sleeve, the upper end of piston is connected with pillar stiffener, described pillar stiffener is set in the spring, described spring be connected car at the bottom of company second adapter shaft connect described outer sleeve and first adapter shaft connection that is connected the ground contact block.
The arranged outside of described piston has outer sleeve, and the inboard of this outer sleeve can be smooth, also can be zig-zag, and described outer sleeve is inboard can be parallel with outer sleeve center shaft or piston middle spindle with the piston outside, also certain angle can be arranged.
Described certain angle is 0 °～20 °.
Described spring can be a metal spring, also can be rubber spring, or be the spring that both are composited.
Compared with prior art, the utility model is additional to the vehicle bottom, can make vehicle sudden stop in the process of moving, specifically comprises following advantage:
(1) vehicle in case of emergency uses the utility model device, and vehicle shortens greatly by moving to static distance, reduces the generation of traffic accident effectively;
(2) adopt damping arrangement, make the kinetic energy of automobile be converted into potential energy, reduced vehicle and the suffered impulsive force of personnel of riding;
(3) increase vehicle and ground-surface contact surface, reduced the possibility of vehicle slip rollover.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
1 is that ground contact block, 2 is that first adapter shaft, 3 is that pressure bearing device, 31 is that outer sleeve, 32 is that complex spring, 33 is that the pistons, 4 of being with pillar stiffener are that positioning plate, 5 is second adapter shaft among the figure.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
The self-propelled vehicle emergency stop mechanism, its structure as shown in Figure 1, this device comprises ground contact block 1, first adapter shaft 2 and second adapter shaft 5, pressure bearing device 3 and positioning plate 4, and ground contact block 1 is located at the bottom, is the utility model device and ground-surface connecting device.Its effect will stop the utility model device and vehicle to slide simultaneously on the one hand, on the other hand, bear the impulse force that damping arrangement transmits.The big material of friction coefficient is selected in requirement for use, and corresponding stiffness will be arranged.Can adopt metal or metal and nonmetallic compound.Its shape and area can carry out appropriate design according to the friction coefficient and the requirement of selected material.Ground contact block 1 is connected with the lower end of pressure bearing device 3 through first adapter shaft 2, and upper end second adapter shaft 5 of pressure bearing device 3 is connected at the bottom of the car.The effect of first adapter shaft 2 and second adapter shaft 5 can change the α angle among the figure within the specific limits, and fibrous root is according to different situations initial alpha angle and limit α angle reasonable in design when manufacturing and designing.The initial alpha angle is by overhead height and the decision of pressure bearing device length of vehicle base, and limit α angle is determined by the positioning plate angle.Transmission of pressure direction when initial alpha angle decision pressure bearing device begins, the initial alpha angle is too small, and stopping distance will prolong even can not play quick stopping effect; The initial alpha angle is excessive, and buffer distance is too short, and is big to vehicle and on-board crew and article impact power, easily causes excessive infringement.Need the α angle variation range reasonable in design according to actual conditions, pressure bearing device 3 can 0～90 ° of rotation in perpendicular in the utility model.Pressure bearing device 3 is made of outer sleeve 31 and complex spring 32, inside is provided with the piston 33 of band pillar stiffener, complex spring 32 is located at the top of outer sleeve 31, outer sleeve 31 madial walls are zig-zag, complex spring 32 is connected with second adapter shaft 5 on top, outer sleeve 31 is connected with first adapter shaft 2 of bottom, the piston 33 of band pillar stiffener is set in complex spring 32 and the outer sleeve 31, and the inboard of the outside of piston 33 and outer sleeve 31 and the angle β between its center shaft can change between 0 °～20 °.Pressure bearing device 3 refers to have the connection vehicle base of corresponding rigidity and the device of ground contact block.The utility model is that example illustrates its principle of work with the pressure bearing device that has damping arrangement: when emergency stop mechanism is put down, the ground contact block contacts with ground, the impulse force and the ground of bearing forward produce friction drag, make the α angle increase to limit fast, this moment vehicle a kinetic energy part by tire and ground contact block because of outside offsetting with ground friction, major part is born by the pressure bearing device.Complex spring generation deformation, part kinetic energy is converted into potential energy and stores, and promotes piston simultaneously and moves forward, destroys the inboard sawtooth of outer sleeve and offsets kinetic energy.So on the one hand vehicle is stopped, stopping distance is very short.The certain hour buffering is arranged again on the other hand, avoid vehicle and take advantage of manned member itself to be subjected to grievous injury, positioning plate 4 is located at a side of second adapter shaft 5 that connects pressure bearing device 3 upper ends, plays position-limiting action.
In the utility model, the diameter of complex spring 32, highly, and structural shape; The diameter of piston 33, highly, the structure of sawtooth and height can be according to the quality and the moving velocity designs of vehicle, the outer sleeve of band saw tooth can be made up through screw by two halves, extraordinary circumstances can consider to make screw to advance to split to offset kinetic energy.This device is installed in the vehicle chassis both sides.Dilly recommends to use complex spring, and more full size vehicle can be organized and be used in combination to improve effect.
The utility model is a kind of self-propelled vehicle emergency stop mechanism of novel concept, be additional to the vehicle bottom, can make the vehicle device of sudden stop in the process of moving, be suspended on the vehicle bottom at ordinary times, put down during emergency situation, ground contact block 1 contacts with ground, produces friction drag, and pressure bearing device 3 is subjected to thrust forward and compresses, a part of kinetic energy of automobile is converted into potential energy, the α angle increases simultaneously, collides the α angle value of reaching capacity up to pressure bearing device and positioning plate.Can design corresponding inhibiting device as required, make limit α angle less than 90 ℃.Promptly reached before 90 ℃, outside the heat energy that the kinetic energy of a vehicle deduction part produces because of tire and ground contact block and pavement friction, all be converted into potential energy, vehicle is stopped fast at the α angle.
The self-propelled vehicle emergency stop mechanism, this device comprises ground contact block, first adapter shaft, second adapter shaft, pressure bearing device and positioning plate, the ground contact block is located at the bottom, employed pressure bearing device is the pillar stiffener with certain rigidity, lower end first adapter shaft of pillar stiffener is connected with the ground contact block, upper end second adapter shaft of pillar stiffener is connected with chassis, also is provided with positioning plate in a side of second adapter shaft, plays position-limiting action.Pillar stiffener can 0～90 ° of rotation in perpendicular, thereby convenient the use, be suspended on the vehicle bottom at ordinary times, put down during emergency situation, the ground contact block contacts with ground, and the impulse force and the ground of bearing forward produce friction drag, this moment vehicle a kinetic energy part by tire and ground contact block because of outside offsetting with ground friction, major part is born by the pressure bearing device, thereby vehicle is stopped fast.
The self-propelled vehicle emergency stop mechanism, this device comprises ground contact block, first adapter shaft, second adapter shaft, pressure bearing device and positioning plate, the ground contact block is located at the bottom, employed pressure bearing device is formed by pillar stiffener and spring assembly, spring lower end first adapter shaft is connected with the ground contact block, and the upper end is connected with pillar stiffener, and used spring can be a metal spring, also can be rubber spring, or both springs of being composited.The upper end of pillar stiffener be connected car at the bottom of second adapter shaft connect, also be provided with positioning plate in a side that is connected second adapter shaft on the vehicle floor, can play position-limiting action.The pressure bearing device can 0～90 ° of rotation in perpendicular, thereby convenient the use, be suspended on the vehicle bottom at ordinary times, put down during emergency situation, the ground contact block contacts with ground, the impulse force and the ground of bearing forward produce friction drag, this moment vehicle a kinetic energy part by tire and ground contact block because of outside offsetting with ground friction, major part is born by the pressure bearing device, spring generation deformation, part kinetic energy is converted into potential energy and stores, and so on the one hand vehicle is stopped, and stopping distance is very short.The certain hour buffering is arranged again on the other hand, avoid vehicle and take advantage of manned member itself to be subjected to grievous injury.
The self-propelled vehicle emergency stop mechanism, this device comprises ground contact block, first adapter shaft, second adapter shaft, pressure bearing device and positioning plate, the ground contact block is located at the bottom, employed pressure bearing device is made of pillar stiffener, piston and outer sleeve, the pillar stiffener upper end is connected with second adapter shaft on top, the lower end is connected with piston, the piston jacket tube is connected with the ground contact block through first adapter shaft, and the inboard and the angle between its center shaft of the piston outside and outer sleeve can change between 0 °～20 °.One side of second adapter shaft also is provided with positioning plate on top, plays position-limiting action.The pressure bearing device can 0～90 ° of rotation in perpendicular, thereby convenient the use, be suspended on the vehicle bottom at ordinary times, put down during emergency situation, when emergency stop mechanism was put down, the ground contact block contacted with ground, the impulse force and the ground of bearing forward produce friction drag, make the α angle increase to limit fast, this moment vehicle a kinetic energy part by tire and ground contact block because of outside offsetting with ground friction, major part is born by the pressure bearing device.Promote piston simultaneously and move forward, destroy the inboard sawtooth of outer sleeve and offset kinetic energy.So on the one hand vehicle is stopped, stopping distance is very short.The certain hour buffering is arranged again on the other hand, avoid vehicle and take advantage of manned member itself to be subjected to grievous injury.
In the utility model, the diameter of piston, highly, the structure of sawtooth and height can be according to the quality and the moving velocity designs of vehicle, the outer sleeve of band saw tooth can be made up through screw by two halves, extraordinary circumstances can consider to make screw to advance to split to offset kinetic energy.
Claims (8)
1. self-propelled vehicle emergency stop mechanism, it is characterized in that, this device comprises ground contact block, first adapter shaft, second adapter shaft, pressure bearing device and positioning plate, described ground contact block is located at the bottom, be connected through the lower end of first adapter shaft with the pressure bearing device, upper end second adapter shaft of described pressure bearing device is connected at the bottom of the car, and described positioning plate is located at a side of second adapter shaft that connects pressure bearing device upper end.
2. self-propelled vehicle emergency stop mechanism according to claim 1 is characterized in that, described pressure bearing device is the pillar stiffener with rigidity.
3. self-propelled vehicle emergency stop mechanism according to claim 1, it is characterized in that, described pressure bearing device is formed by pillar stiffener and spring assembly, one end of described pillar stiffener is connected with the steel plate of described spring one end, the other end be connected car at the bottom of second adapter shaft connect the other end of described spring and first adapter shaft connection that is connected the ground contact block.
4. self-propelled vehicle emergency stop mechanism according to claim 1, it is characterized in that, described pressure bearing device is formed by pillar stiffener and piston in combination, the arranged outside of described piston has outer sleeve, the top of piston is connected with the pillar stiffener bottom, described outer sleeve and first adapter shaft that is connected the ground contact block connect, the upper end of described pillar stiffener be connected car at the bottom of the connection of second adapter shaft.
5. self-propelled vehicle emergency stop mechanism according to claim 1, it is characterized in that, described pressure bearing device is formed by pillar stiffener and spring and piston in combination, the arranged outside of described piston has outer sleeve, the upper end of piston is connected with pillar stiffener, described pillar stiffener is set in the spring, described spring be connected car at the bottom of company second adapter shaft connect described outer sleeve and first adapter shaft connection that is connected the ground contact block.
6. according to claim 4 or 5 described self-propelled vehicle emergency stop mechanisms, it is characterized in that, the arranged outside of described piston has outer sleeve, the inboard of this outer sleeve can be smooth, it also can be zig-zag, described outer sleeve is inboard can be parallel with outer sleeve center shaft or piston middle spindle with the piston outside, also certain angle can be arranged.
7. self-propelled vehicle emergency stop mechanism according to claim 6 is characterized in that, described certain angle is 0 °～20 °.
8. according to claim 3 or 5 described self-propelled vehicle emergency stop mechanisms, it is characterized in that described spring can be a metal spring, also can be rubber spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200237979U CN202046302U (en) | 2011-01-25 | 2011-01-25 | Emergency shut-down device for motor vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200237979U CN202046302U (en) | 2011-01-25 | 2011-01-25 | Emergency shut-down device for motor vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202046302U true CN202046302U (en) | 2011-11-23 |
Family
ID=44986621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200237979U Expired - Fee Related CN202046302U (en) | 2011-01-25 | 2011-01-25 | Emergency shut-down device for motor vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202046302U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959984A (en) * | 2021-01-28 | 2021-06-15 | 张德生 | Truck auxiliary brake system |
-
2011
- 2011-01-25 CN CN2011200237979U patent/CN202046302U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959984A (en) * | 2021-01-28 | 2021-06-15 | 张德生 | Truck auxiliary brake system |
| CN112959984B (en) * | 2021-01-28 | 2022-04-12 | 张德生 | Truck auxiliary brake system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20130125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |