CN210554722U - Automobile emergency braking protection device - Google Patents
Automobile emergency braking protection device Download PDFInfo
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- CN210554722U CN210554722U CN201921461364.4U CN201921461364U CN210554722U CN 210554722 U CN210554722 U CN 210554722U CN 201921461364 U CN201921461364 U CN 201921461364U CN 210554722 U CN210554722 U CN 210554722U
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Abstract
The utility model relates to an automobile protection device, which belongs to an automobile emergency braking protection device, and is characterized in that a choke plate and a plate adjusting component are arranged, the choke plate is connected to the bottom surface of a mounting plate below the rear part of a vehicle or below the rear part of the vehicle through a shaft rotating part, the plate adjusting component adjusts the opening of the choke plate when the vehicle is emergently braked, a state that an air inlet is larger than an air outlet is formed, a certain wind resistance is generated on the choke plate, and the speed of the vehicle is reduced; in addition, the wind resistance presses the choke plate to provide certain downward force for the choke plate, so that the rear part of the vehicle generates a drag force, and the downward force is formed at the tail part of the vehicle, so that the vehicle can be decelerated to a safe braking speed range safely and effectively, the braking time and the braking distance are effectively shortened, the possibility of sideslip, tail flicking or rollover of the vehicle is reduced, the safety of the vehicle and personnel is protected, and the faster the vehicle speed is during emergency braking of the vehicle, the longer the vehicle body is, and the more obvious the effect of the protection device is.
Description
Technical Field
The utility model relates to a vehicle protector, in particular to car emergency braking protector.
Background
In modern society, motor vehicles are spread all over the world. The hidden traffic troubles brought by the motor vehicles are gradually highlighted, and are caused by emergency braking when the motor vehicles meet emergency situations to a great extent.
In the process of high-speed running of the motor vehicle, if emergency braking is carried out, the vehicle head can be pressed downwards, the vehicle tail is lifted upwards, the braking capacity (including the pressing capacity and the friction) of the two front wheels can be far greater than that of the two rear wheels, the ground gripping capacity of the vehicle tail can be far smaller than that of the vehicle head, and therefore the motor vehicle can easily have various conditions such as tail flicking, sideslip and overturning, can flick the vehicle out of a running place regardless of tail flicking or sideslip, can collide with surrounding pedestrians, vehicles or buildings to a greater extent, has great harm to drivers and the society, and can only get worse if overturning occurs.
While emergency braking is a normal operation in the event of an emergency, and is a fact that any one driver cannot control or predict.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's defect, the utility model provides an automobile emergency braking protector, through setting up choke plate and accent board subassembly, the choke plate passes through the axle rotating member and connects in vehicle rear portion below or the mounting panel bottom surface of vehicle rear portion below, and the accent board subassembly struts the choke plate and forms the windage when vehicle emergency braking, can effectively reduce the speed of a motor vehicle to bring certain tractive power and holding down force for the vehicle afterbody.
The technical scheme for realizing the purpose is as follows:
the utility model provides a car emergency braking protector supplies to install in the rear portion of a vehicle, and wherein protector includes:
the wind resistance plate is expanded, the air inlet at the front end of the wind resistance plate is larger than the air outlet at the rear end of the wind resistance plate to form wind resistance, and drag force and downward force are formed at the rear part of the vehicle due to the wind resistance;
an axle rotor, wherein the axle rotor has an upper end for rotatably mounting under the rear of the vehicle to form an air outlet between the rear side of the choke plate and under the rear of the vehicle, wherein the axle rotor has a lower end opposite the upper end, and wherein the rear side of the choke plate is secured to the lower end of the axle rotor to form an air inlet under the front side of the choke plate and under the rear of the vehicle; and
a tuning plate assembly, wherein the front side of the choke plate is downwardly rotatably connected to the tuning plate assembly.
Further, the tuning plate assembly comprises:
the adjusting block is fixedly arranged at the front end of the choke plate, a first inclined plane with a high front part and a low back part is arranged at the top end of the adjusting block, and an angle of 20-40 degrees is formed between the first inclined plane and the horizontal plane;
the mass body device comprises two first elastic devices perpendicular to the shaft rotating piece, the first elastic devices are symmetrically arranged on two sides of the shaft rotating piece and are horizontally arranged below the rear part of the vehicle, a mass block is arranged in the first elastic devices, and a second inclined plane matched with the first inclined plane is arranged at the bottom end of the mass block; and
and the second elastic device is vertically arranged below the rear part of the vehicle, one end of the second elastic device is connected to the front end of the mass body device, and the other end of the second elastic device is connected with the choke plate.
Further, the top end of the mass block is in clearance fit or sliding connection with the rear portion of the vehicle, so that the movement resistance of the mass block is reduced, and the response efficiency of the protection device is improved.
Furthermore, a clamping groove is formed in the bottom end of the second inclined surface, a ball is clamped in the clamping groove, and the second inclined surface is connected with the first inclined surface through the ball.
The utility model also provides an automobile emergency braking protector, wherein protector includes:
the mounting plate is arranged below the rear part of a vehicle and is used for matching with the choke plate to form a wind resistance;
the wind resistance plate is expanded, the air inlet at the front end of the wind resistance plate is larger than the air outlet at the rear end of the wind resistance plate to form wind resistance, and drag force and downward force are formed at the rear part of the vehicle due to the wind resistance;
a shaft rotating member, wherein the shaft rotating member has an upper end for rotatably mounting on the bottom surface of the mounting plate, the shaft rotating member has a lower end opposite to the upper end, the rear side of the choke plate is fixed to the lower end of the shaft rotating member, the front side of the choke plate and the front side of the mounting plate form an air inlet, and the rear side of the choke plate and the rear side of the mounting plate form an air outlet; and
a tuning plate assembly, wherein the front side of the choke plate is downwardly rotatably connected to the tuning plate assembly.
Further, the tuning plate assembly comprises:
the adjusting block is fixedly arranged at the front end of the choke plate, a first inclined plane with a higher front part and a lower rear part is arranged at the top end of the adjusting block, an angle of 20-40 degrees is formed between the first inclined plane and the horizontal plane, and the choke plate is expanded by an included angle of 20-40 degrees through the movement of the adjusting block during emergency braking;
the mass body device comprises two first elastic devices perpendicular to the shaft rotating piece, the first elastic devices are symmetrically arranged on two sides of the shaft rotating piece and are horizontally arranged on the bottom surface of the mounting plate, a mass block is arranged in the first elastic devices, when an automobile is braked emergently, the mass block moves towards the direction of the automobile head in the first elastic devices due to inertia, and a second inclined surface matched with the first inclined surface is arranged at the bottom end of the mass block; and
and the second elastic device is vertically arranged on the bottom surface of the mounting plate, one end of the second elastic device is connected to the front end of the mass body device, and the other end of the second elastic device is connected with the choke plate.
Further, the top end of the mass block is in clearance fit or sliding connection with the mounting plate, so that the movement resistance of the mass block is reduced, and the response efficiency of the protection device is improved.
Furthermore, a clamping groove is formed in the bottom end of the second inclined surface, a ball is clamped in the clamping groove, and the second inclined surface is connected with the first inclined surface through the ball.
The utility model also provides an automobile emergency braking protector, wherein protector includes:
the mounting plate is arranged below the rear part of a vehicle and is used for matching with the choke plate to form a wind resistance;
the wind resistance plate is expanded, the air inlet at the front end of the wind resistance plate is larger than the air outlet at the rear end of the wind resistance plate to form wind resistance, and drag force and downward force are formed at the rear part of the vehicle due to the wind resistance;
a shaft rotating member, wherein the shaft rotating member has an upper end for rotatably mounting on the bottom surface of the mounting plate, the shaft rotating member has a lower end opposite to the upper end, the rear side of the choke plate is fixed to the lower end of the shaft rotating member, the front side of the choke plate and the front side of the mounting plate form an air inlet, and the rear side of the choke plate and the rear side of the mounting plate form an air outlet; and
a tuning plate assembly, wherein the front side of the choke plate is downwardly rotatably connected to the tuning plate assembly.
Further, the tuning plate assembly comprises:
the telescopic device is provided with a fixed end and a telescopic end, the fixed end is arranged below the rear part of the vehicle, the telescopic end is connected with the front side of the choke plate, and when the vehicle is braked emergently, the telescopic end extends to jack the choke plate to form a wind resistance;
the driving device is electrically connected with the telescopic device and an automobile power supply; and
and the control button is arranged below a vehicle brake plate and is electrically connected with the driving device.
Further, the telescopic device is any one of a hydraulic cylinder, an electric cylinder or a pneumatic cylinder, and the driving device is a motor.
Furthermore, the front end of the choke plate is symmetrically connected with two protection rods, the protection rods are vertically and slidably connected to the bottom of the vehicle, a rod cap is fixedly arranged at the top end of each protection rod, a clamping groove which is right opposite to the choke plate is formed in the bottom end of each protection rod, a third elastic device is sleeved on each protection rod, and the third elastic device is located between the rod cap and a bottom plate of the vehicle.
Has the advantages that: compared with the prior art, the utility model has the difference that the utility model provides an automobile emergency braking protector, through setting up choke plate and transfer board subassembly, the choke plate passes through the axle rotating part and connects in vehicle rear portion below or the mounting panel bottom surface of vehicle rear portion below, transfer board subassembly adjust the choke plate when vehicle emergency braking struts, form the state that the air intake is greater than the air outlet, produce certain windage on the choke plate, reduce the speed of a motor vehicle; in addition, the wind resistance presses the choke plate to provide certain downward force for the choke plate, so that the rear part of the vehicle generates a drag force, and the downward force is formed at the tail part of the vehicle, so that the vehicle can be safely and effectively decelerated to a safe braking speed range, the braking time and the braking distance are effectively shortened, the possibility of sideslip, tail flicking or rollover of the vehicle is reduced, the safety of the vehicle and personnel is protected, and the faster the vehicle speed is during emergency braking of the vehicle, the longer the vehicle body is, and the more obvious the action effect of the protection device is.
Drawings
Fig. 1 is a schematic structural diagram of an emergency brake protection device of an automobile.
Fig. 2 is an enlarged front view of the guard of fig. 1.
Fig. 3 is an enlarged top view of the guard of fig. 1.
Fig. 4 is an enlarged front view of fig. 2 with the mounting plate added.
Fig. 5 is a schematic structural diagram of the emergency braking protection device of the automobile when the emergency braking protection device is electrically controlled.
Fig. 6 is an enlarged schematic view of the guard of fig. 5.
The device comprises a choke plate 1, a choke plate 10, a protective device 11, an air outlet 12, an air inlet 13, a protective rod 14, a rod cap 15, a clamping groove 16, a third elastic device 2, a rotating part 2, a plate adjusting component 3, an adjusting block 31, a first inclined plane 32, a mass body device 33, a first elastic device 331, a mass block 332, a second elastic device 34, a ball 35, a 4 vehicle 41, a bottom plate 41, a mounting plate 5, a telescopic device 6, a fixed end 61 and a telescopic end 62.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
The first embodiment is as follows:
referring to fig. 1 to 3, the present invention provides an automobile emergency braking protection device 10 for being installed at the rear portion of a vehicle, wherein the protection device 10 comprises:
the choke plate 1 is expanded, an air inlet at the front end of the choke plate is larger than an air outlet at the rear end of the choke plate to form a wind resistance, and a drag force and a downward force are formed at the rear part of the vehicle 4 due to the wind resistance;
a shaft rotating member 2, wherein the shaft rotating member 2 has an upper end for rotatably mounting under the rear portion of the vehicle 4 to form an air outlet 11 between the rear side of the choke plate 1 and under the rear portion of the vehicle 4, wherein the shaft rotating member 2 has a lower end opposite to the upper end, and the rear side of the choke plate 1 is fixed to the lower end of the shaft rotating member 2 to form an air inlet 12 under the front side of the choke plate 1 and the rear portion of the vehicle 4; and
a flap assembly 3, wherein the front side of the choke plate 1 is connected to the flap assembly 3 in a downwardly rotatable manner.
Preferably, the tuning plate assembly 3 comprises:
the adjusting block 31 is fixedly arranged at the front end of the choke plate 1, a first inclined plane 32 with a high front part and a low back part is arranged at the top end of the adjusting block 31, an angle of 20-40 degrees is formed between the first inclined plane 32 and the horizontal plane, and the choke plate 1 is expanded by an included angle of 20-40 degrees through the movement of the adjusting block 31 during emergency braking;
the mass body device 33 comprises two first elastic devices 331 which are perpendicular to the shaft rotating member, the first elastic devices 331 are symmetrically arranged on two sides of the shaft rotating member 2 and are horizontally arranged below the rear part of the vehicle 4, a mass block 332 is arranged in the first elastic devices 331, when the automobile is braked emergently, the mass block 332 moves towards the direction of the vehicle head due to inertia in the first elastic devices 331, and a second inclined surface which is matched with the first inclined surface 32 is arranged at the bottom end of the mass block 332; and
and the second elastic device 34 is vertically arranged below the rear part of the vehicle 4, one end of the second elastic device 34 is connected to the front end of the mass body device 33, and the other end of the second elastic device 34 is connected with the choke plate 1.
Preferably, the top end of the mass 332 is clearance fit or slidably connected to the rear of the vehicle to reduce the resistance to movement of the mass 332 and improve the response efficiency of the guard 10.
Preferably, a clamping groove is formed in the bottom end of the second inclined surface, a ball 35 is clamped in the clamping groove, and the second inclined surface is connected with the first inclined surface 32 through the ball 35.
Specifically, when the vehicle is emergently braked, the mass block moves towards the direction of the vehicle head in the first elastic device due to inertia, the second inclined plane slides on the first inclined plane, the adjusting block is forced to move downwards, the opening angle of the air inlet is enlarged, the opening angle of the air outlet is reduced under the action of the shaft rotating piece, a wind resistance can be formed on the wind resistance plate, the wind resistance can enable the tail of the vehicle to generate a drag force, a downward pressure can be formed on the tail of the vehicle, the speed of the vehicle is effectively reduced in a short time, the braking distance and the braking time are shortened, the faster the speed of the vehicle is in emergency braking, and the more obvious the effect of the protection device is achieved.
Example two:
referring to fig. 4, the same parts of the present embodiment as those of the first embodiment will not be described again, and only the differences will be described.
In this embodiment, a mounting plate 5 is installed below the rear portion of the vehicle 4, the shaft rotating member 2 is installed on the bottom surface of the mounting plate 5, the plate adjusting assembly 3 is installed on the bottom surface of the mounting plate, and the choke plate 1 replaces the rear portion of the vehicle 4 in the first embodiment to form an air inlet 12 and an air outlet 11 with the mounting plate 5 during emergency braking.
Example three:
referring to fig. 5 and fig. 6, the same parts of the present embodiment as those of the first embodiment will not be described again, and only the differences will be described.
In this embodiment, the tuning plate assembly 3 includes:
the telescopic device 6 is provided with a fixed end 61 and a telescopic end 62, the fixed end 61 is arranged below the rear part of the vehicle 4, the telescopic end 62 is connected with the front side of the choke plate 10, and the telescopic end 62 extends to jack up the choke plate 1 to form a wind resistance when the vehicle is braked emergently;
the driving device is electrically connected with the telescopic device 6 and is electrically connected with an automobile power supply; and
and the control button is arranged below a vehicle brake plate and is electrically connected with the driving device.
Preferably, the telescopic device 6 is any one of a hydraulic cylinder, an electric cylinder or a pneumatic cylinder, and the driving device is a motor.
Preferably, two protection rods 13 are symmetrically connected to the front end of the choke plate 1, the protection rods 13 are vertically and slidably connected to the bottom of the vehicle 4, a rod cap 14 is fixedly arranged at the top end of each protection rod 13, a clamping groove 15 facing the choke plate 1 is arranged at the bottom end of each protection rod 13, a third elastic device 16 is sleeved on each protection rod 13, the third elastic device 16 is located between the rod cap 14 and a bottom plate 41 of the vehicle 4, the protection rods 13 protect the protection devices to prevent obstacles from appearing at the bottom of the vehicle 4, meanwhile, when the front end of the choke plate 1 moves downwards, the rod cap 14 moves downwards, the third elastic device 16 compresses, the distance between the rod cap 14 and the bottom plate 41 of the vehicle is the maximum distance of the descending of the choke plate 1, so as to limit the descending space distance of the choke plate 1, prevent the second elastic device 34 from failing, and the descending distance of the choke plate 1 is too large, thereby causing negative effects on the vehicle; in addition, when the choke plate 1 is reset, the third elastic device 16 can provide a certain rebound force due to compression, so as to help the reset of the choke plate 1.
Specifically, when the vehicle is braked suddenly, the brake pedal of the vehicle is stepped, the brake pedal touches the control button, and the control button controls the driving device to drive the telescopic end 62 of the telescopic device to extend outwards and push the front end of the choke plate 1 open, so that the air inlet 12 is larger than the air outlet 11.
It should be noted that, in this embodiment, the choke plate is opened by the mass block, or the motor is used to control the telescopic device to jack the choke plate by the driving device, so that the choke plate bears a certain wind pressure to form a wind resistance, thereby bringing about the beneficial effects of decelerating the vehicle and pressing down the tail of the vehicle, which are not limited to this embodiment, for example: the tail wing plates with low front and high back are arranged on two sides of the tail of the vehicle, and the tail wing plates are driven to extend out of two sides of the vehicle through the movement of the same inertia body during the emergency braking of the vehicle; for another example, the telescopic rod is used for controlling the choke plate or the tail wing in a pneumatic control mode, a hydraulic control mode, an electric control mode and the like, the choke plate or the tail wing is opened when the vehicle is braked emergently, a certain inclination angle is formed, and the choke plate or the tail wing plate is retracted after the vehicle stops. All fall into the protection scope of the invention.
It should be noted that, in the present invention, "front" and "rear" are both in the same direction as the front and the rear of the vehicle in normal driving, that is, "front" corresponds to the direction of the vehicle head, and "rear" corresponds to the direction of the rear of the vehicle; the terms "first, second and third" in the present application are used for descriptive purposes only, do not denote any order, are not to be construed as indicating or implying relative importance, and are to be construed as names.
The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.
Claims (10)
1. An automotive emergency brake guard for mounting at the rear of a vehicle, wherein the guard comprises:
a choke plate;
an axle rotor, wherein the axle rotor has an upper end for rotatably mounting under the rear of the vehicle to form an air outlet between the rear side of the choke plate and under the rear of the vehicle, wherein the axle rotor has a lower end opposite the upper end, and wherein the rear side of the choke plate is secured to the lower end of the axle rotor to form an air inlet under the front side of the choke plate and under the rear of the vehicle; and
a tuning plate assembly, wherein the front side of the choke plate is downwardly rotatably connected to the tuning plate assembly.
2. The automotive emergency brake guard of claim 1 wherein said trim assembly comprises:
the adjusting block is fixedly arranged at the front end of the choke plate, a first inclined plane with a high front part and a low back part is arranged at the top end of the adjusting block, and an angle of 20-40 degrees is formed between the first inclined plane and the horizontal plane;
the mass body device comprises two first elastic devices perpendicular to the shaft rotating piece, the first elastic devices are symmetrically arranged on two sides of the shaft rotating piece and are horizontally arranged below the rear part of the vehicle, a mass block is arranged in the first elastic devices, and a second inclined plane matched with the first inclined plane is arranged at the bottom end of the mass block; and
and the second elastic device is vertically arranged below the rear part of the vehicle or on the bottom surface of the mounting plate, one end of the second elastic device is connected to the front end of the mass body device, and the other end of the second elastic device is connected with the choke plate.
3. The automotive emergency brake guard of claim 2, wherein:
the top end of the mass block is in clearance fit or sliding connection with the rear part of the vehicle.
4. An automotive emergency brake guard, wherein said guard comprises:
a mounting plate for mounting below a rear portion of a vehicle;
a choke plate;
a shaft rotating member, wherein the shaft rotating member has an upper end for rotatably mounting on the bottom surface of the mounting plate, the shaft rotating member has a lower end opposite to the upper end, the rear side of the choke plate is fixed to the lower end of the shaft rotating member, the front side of the choke plate and the front side of the mounting plate form an air inlet, and the rear side of the choke plate and the rear side of the mounting plate form an air outlet; and
a tuning plate assembly, wherein the front side of the choke plate is downwardly rotatably connected to the tuning plate assembly.
5. The automotive emergency brake guard of claim 4 wherein said trim assembly comprises:
the adjusting block is fixedly arranged at the front end of the choke plate, a first inclined plane with a high front part and a low back part is arranged at the top end of the adjusting block, and an angle of 20-40 degrees is formed between the first inclined plane and the horizontal plane;
the mass body device comprises two first elastic devices perpendicular to the shaft rotating piece, the first elastic devices are symmetrically arranged on two sides of the shaft rotating piece and are horizontally arranged on the bottom surface of the mounting plate, a mass block is arranged in the first elastic devices, and a second inclined surface matched with the first inclined surface is arranged at the bottom end of the mass block; and
and the second elastic device is vertically arranged below the rear part of the vehicle or on the bottom surface of the mounting plate, one end of the second elastic device is connected to the front end of the mass body device, and the other end of the second elastic device is connected with the choke plate.
6. The automotive emergency brake guard of claim 5, wherein:
the top end of the mass block is in clearance fit with the mounting plate or is in sliding connection with the mounting plate.
7. The automotive emergency brake guard of claim 5, wherein:
the bottom on second inclined plane is equipped with the draw-in groove, the draw-in groove inside callipers is equipped with the ball, the second inclined plane pass through the ball with first inclined plane is connected.
8. The automotive emergency brake guard of claim 4 wherein said trim assembly comprises:
the telescopic device is provided with a fixed end and a telescopic end, the fixed end is arranged below the rear part of the vehicle or on the bottom surface of the mounting plate, and the telescopic end is connected with the front side of the choke plate;
the driving device is electrically connected with the telescopic device and an automobile power supply; and
and the control button is arranged below a vehicle brake plate and is electrically connected with the driving device.
9. The automotive emergency brake guard of claim 8, wherein:
the telescopic device is any one of a hydraulic cylinder, an electric cylinder or a pneumatic cylinder, and the driving device is a motor.
10. The automotive emergency brake guard of claim 4, wherein:
the front end of the choke plate is symmetrically connected with two protection rods, the protection rods are vertically and slidably connected to the bottom of the vehicle, a rod cap is fixedly arranged at the top end of each protection rod, a clamping groove which is right opposite to the choke plate is formed in the bottom end of each protection rod, a third elastic device is sleeved on each protection rod, and the third elastic device is located between the rod cap and a bottom plate of the vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921461364.4U CN210554722U (en) | 2019-09-04 | 2019-09-04 | Automobile emergency braking protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921461364.4U CN210554722U (en) | 2019-09-04 | 2019-09-04 | Automobile emergency braking protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210554722U true CN210554722U (en) | 2020-05-19 |
Family
ID=70633079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921461364.4U Active CN210554722U (en) | 2019-09-04 | 2019-09-04 | Automobile emergency braking protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210554722U (en) |
-
2019
- 2019-09-04 CN CN201921461364.4U patent/CN210554722U/en active Active
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