CN116442960B - An automatic righting mechanism for vehicles that roll over 90° or 180° - Google Patents
An automatic righting mechanism for vehicles that roll over 90° or 180°Info
- Publication number
- CN116442960B CN116442960B CN202310163378.2A CN202310163378A CN116442960B CN 116442960 B CN116442960 B CN 116442960B CN 202310163378 A CN202310163378 A CN 202310163378A CN 116442960 B CN116442960 B CN 116442960B
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- CN
- China
- Prior art keywords
- vehicle
- degrees
- taper pin
- gravity
- automatic
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
- B60S9/10—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting by fluid pressure
- B60S9/12—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting by fluid pressure of telescopic type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/22—Means for attaching lifting, supporting, or manoeuvring devices to vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a vehicle rollover automatic righting mechanism with a 90-degree or 180-degree angle, and provides a novel vehicle rollover automatic righting mechanism and a novel vehicle rollover automatic righting method, aiming at the problems that a manual righting device and a general righting device are difficult to straighten efficiently and conveniently under the condition that a vehicle rollover occurs in the running process. The gravity moment generated by the gravity of the vehicle under eccentric placement is utilized, the conversion from gravitational potential energy to kinetic energy is realized without additional input energy, and the eccentric rotation effect is generated. The vehicle is characterized in that two flange discs with shafts are respectively fixed on the front side and the rear side of the vehicle through six bolts, the shafts are placed into bearing sleeves, the bearing sleeves are fixed on I-beams, and the vehicle is supported by hydraulic cylinders. In order to prevent the vehicle from shaking during the supporting process, each I-beam is connected with the vehicle body through two taper pins. After the vehicle is supported to a certain height, the taper pin is pulled out to generate eccentric rotation effect, so that the vehicle automatically returns to a normal running state.
Description
Technical Field
The invention relates to the field of vehicle rollover centering, in particular to an automatic vehicle rollover 90-degree or 180-degree centering mechanism.
Background
Rollover of a vehicle may be defined as any manipulation that enables the vehicle to rotate 90 ° and above about its longitudinal axis so that the vehicle body contacts the ground. The vehicle turns on one's side accidentally in the driving process, because the weight of the vehicle is great, the human power is righted and the general righting device is difficult to righte, traffic jam can be caused, and even the safety of life and property of people is endangered.
For the existing vehicle righting device, the invention patent of the patent number CN110646220B entitled the anti-rollover device of the automobile rollover test stand and the method for testing by using the same, and the patent of CN104118387B entitled the rollover protection righting device, the method and the passenger car adopting the device, two righting technologies of a hydraulic support frame and an air bag support are provided, but the two methods have the defects of unstable righting process, difficult carrying of the device, low efficiency and the like in the practical application process.
Aiming at the problems, the automatic righting mechanism for the vehicle to turn over by 90 degrees or 180 degrees is designed. When the vehicle turns over at 90 degrees or 180 degrees, the cross beam is supported by the hydraulic cylinder, and the cross beam supports a shaft integrated with the vehicle body, so that the vehicle is supported to be away from the ground at a certain height. After the cylindrical pin is pulled out, the car body generates eccentric rotation effect by means of gravity moment action generated by gravity under eccentric placement, so that automatic righting is realized. The automatic righting mechanism is light in total weight, convenient to carry for a long time, free of extra input energy, capable of achieving automatic righting rapidly and saving a large amount of time.
Disclosure of Invention
The invention aims to provide a vehicle side-turning 90-degree or 180-degree automatic righting mechanism, which comprises two flange discs 1 with shafts, two flange bearing sleeves 2, two I-beams 3, four secondary hydraulic cylinders 4, four cylinder-type connecting devices 5, a plurality of bolts 6, two shaft rings 7 and four taper pins 8, wherein the two flange discs 1 with shafts are respectively fixed on a vehicle body through six bolts 6, and when the vehicle side-turning 90-degree or 180-degree automatic righting mechanism is installed, the positions of the shaft centers are positioned above the center of mass of the vehicle to form eccentricity, and two shafts on the two flange discs 1 with shafts are concentric;
the two sides of the I-beam 3 are respectively connected with a cylindrical connecting device 5 through bolts, two pin holes are formed in the beam body, and the pin holes are formed in the corresponding positions of the vehicle body and used for fixing the automatic righting mechanism;
each cylindrical connecting device 5 is connected with a set of secondary hydraulic cylinders 4, and square connecting sheets with round holes are welded on the cylinder bodies of the secondary hydraulic cylinders 4 and are connected with the cylindrical connecting devices 5 through bolts;
The vehicle rollover righting device is composed of a flange disc 1 with a shaft, a flange bearing sleeve 2, an I-shaped beam 3, a hydraulic cylinder 4, a cylindrical connecting device 5, a shaft collar 7, bolts 6 and a taper pin 8, wherein the flange disc 1 with the shaft is fixedly connected with a vehicle body all the time through six uniformly distributed bolts, the installation position is positioned above the right side of the center of mass of the vehicle to form eccentricity, the vehicle is supported to a certain height through the hydraulic cylinder 4 after rollover, the taper pin 8 is pulled out, the rotation structure is utilized, the conversion from gravitational potential energy to kinetic energy is realized by virtue of eccentric rotation of the vehicle under the action of gravity, the vehicle is kept in a normal state finally, and the vehicle is righted by the 90-degree or 180-degree rollover after the hydraulic cylinder is stably retracted, so that the normal running state is recovered.
The invention has two working states:
The first working state is that the vehicle is completely turned over (namely 180-degree turning over), when 180-degree turning over occurs, the taper pin 8 is pulled out, the automatic righting mechanism swings to a vertical state by virtue of gravity, the taper pin 8 is inserted to fix the taper pin 8 and the vehicle body, a piston rod of the secondary hydraulic cylinder 4 extends out to support the vehicle until the vehicle is supported to the highest point, the taper pin 8 is pulled out, the vehicle is automatically righted by virtue of gravity moment, the secondary hydraulic cylinder 4 is completely retracted, the vehicle stably falls back to the ground, and the righting is completed;
The second working state is that the vehicle turns left or right (namely 90-degree turning), when 90-degree turning occurs, the taper pin 8 is pulled out, the automatic righting mechanism swings to a vertical state by virtue of gravity, the taper pin 8 is inserted to fix the taper pin and the vehicle body, a piston rod of the secondary hydraulic cylinder 4 extends out to support the vehicle until the highest point is supported, the taper pin 8 is pulled out, the vehicle automatically returns by virtue of gravity moment, the secondary hydraulic cylinder 4 is completely retracted, the vehicle steadily falls back to the ground, and the righting is completed;
The key points of the invention are as follows:
1. The invention adopts a novel overturning mode, namely, the conversion from gravitational potential energy to kinetic energy is realized by means of gravity moment generated by gravity of a vehicle under eccentric placement without additional input energy, and an eccentric rotation effect is generated.
2. The invention is convenient to disassemble, the flange type disc 1 with the shaft is respectively fixed on the vehicle body through 6 bolts 6, the shaft is axially positioned by the shaft shoulder and the shaft collar 7 after being put into the flange type disc 1 with the shaft, the flange type bearing sleeve 2 is fixed on the I-beam 3 through the bolts 6, two ends of the I-beam 3 are respectively connected with a cylindrical connecting device 5, the hydraulic cylinder 4 welded with a connecting sheet with an inner circular square is directly inserted into the cylindrical connecting device 5, then the hydraulic cylinder and the cylindrical connecting device 5 are fixed through the bolts 6, and finally the taper pin 8 is inserted into the I-beam 3 and the vehicle body, so that the whole automatic righting mechanism is fixed.
3. The position of the hydraulic cylinder 4 is designed, so that the automatic righting mechanism can be prevented from rubbing and collision with the ground when being overturned. And the I-beam 3 is positioned at one side of the shaft, so that when the taper pin 8 is pulled out, the automatic righting mechanism can swing to a vertical state by virtue of the gravity of the automatic righting mechanism without any external force interference.
Drawings
Fig. 1 is a schematic diagram of the mechanism as a whole.
Fig. 2 is a schematic diagram of a normal running state of the vehicle.
FIG. 3 is a schematic view of a 90 degree rollover of a vehicle.
FIG. 4 is a schematic illustration of a 180 degree rollover of a vehicle.
FIG. 5 is a schematic illustration of a hydraulic cylinder lifting a vehicle after a 90 degree rollover of the vehicle.
FIG. 6 is a schematic illustration of a hydraulic cylinder lifting a vehicle after a 180 degree rollover of the vehicle.
Fig. 7 is a schematic diagram of the vehicle return state.
In the figure:
1 flange disc with shaft, 2 flange bearing sleeve, 3I-beam, 4 secondary hydraulic cylinder, 5 cylindrical connecting device, 6 bolt, 7 collar and 8 taper pin.
Detailed Description
The present invention will be described below with reference to the drawings and examples, but the present invention is not limited to the following examples.
The precondition for the mechanism to work is that the four hydraulic cylinders 4 move synchronously, and the four taper pins 8 also move synchronously.
When the vehicle encounters an obstacle and turns on one side, two types of turning on one side are possible, namely left turning on one side or right turning on one side (namely 90-degree turning on one side), as shown in the figure, and the other type is full turning on one side (namely 180-degree turning on one side), as shown in the figure;
when side turning (90 degrees or 180 degrees) occurs, the automatic centering mechanism starts to work, firstly the taper pin 8 is pulled out, the automatic centering mechanism swings to a vertical state by means of gravity, then the taper pin 8 is inserted into the vehicle and fixed with the vehicle, as shown in the figure, next, a piston rod of the secondary hydraulic cylinder 4 stretches out to support the vehicle until the highest point is reached, then the taper pin 8 is pulled out, the vehicle automatically returns by means of gravity moment, the secondary hydraulic cylinder 4 completely withdraws, the vehicle steadily falls back to the ground, and centering is completed.
Claims (3)
1. The automatic righting mechanism for the vehicle side turning at 90 degrees or 180 degrees comprises a flange disc (1) with a shaft, a flange bearing sleeve (2), an I-beam (3), a secondary hydraulic cylinder (4), a cylindrical connecting device (5), a shaft collar (7), a bolt (6) and a taper pin (8);
The two flange-type discs (1) with the shafts can be fixed on a vehicle through a plurality of bolts (6), the axle centers of the flange-type discs with the shafts are positioned at the side parts of the mass center of the vehicle body to form eccentricity, the shafts on the two flange-type discs (1) with the shafts are concentrically arranged, the shafts are arranged in a flange bearing sleeve (2) and are fixed on the vehicle through a shaft shoulder on one side of the vehicle, the shaft collar (7) is used for realizing the axial positioning of the flange-type discs (1) with the shafts on the other side of the vehicle, the flange bearing sleeve (2) is connected on an I-shaped beam (3) through bolts to realize radial positioning, two sides of the I-shaped beam (3) are respectively connected with a cylinder connecting device (5) through bolts, two pin holes are formed in the I-shaped beam (3), the vehicle is provided with pin holes in corresponding positions, the I-shaped beam (3) is connected with the vehicle through a conical pin (8), the automatic centering mechanism is fixed on the vehicle through the conical pin (8) in a non-working state, the vehicle is ensured not to shake in a normal running state or in other specific states, the automatic centering mechanism is not generated, each cylinder connecting device is connected with a cylinder connecting device (4) in a square cylinder connecting mode, and a cylinder connecting device (4) is connected with a cylinder connecting device (4) through a cylinder connecting device with a cylinder connecting device (4;
The automatic righting mechanism supports the vehicle to a certain height through a secondary hydraulic cylinder (4), pulls out a taper pin (8), and realizes the conversion from gravitational potential energy to kinetic energy without additional input energy by means of gravitational moment generated by gravity of the vehicle under eccentric placement, thereby generating eccentric rotation effect;
After the vehicle is supported, the taper pin (8) is pulled out, the vehicle automatically turns over to be in a state close to normal running due to the gravity action of the vehicle under eccentric placement, so that the vehicle is automatically righted by 90 degrees or 180 degrees, when the vehicle turns over by 90 degrees or 180 degrees, the automatic righting mechanism corresponds to two working states respectively, the first state is that the vehicle is completely turned over, namely 180 degrees, the second state is that the vehicle is left turned over or right turned over, namely 90 degrees, the taper pin (8) is in an inserting state when 180 degrees of turning over occurs, a piston rod of the secondary hydraulic cylinder (4) extends out to support the vehicle until the piston rod is supported to the highest point, the taper pin (8) is pulled out, the vehicle is automatically righted by means of gravity moment, the secondary hydraulic cylinder (4) is completely retracted, the vehicle is stably fallen to the ground, the taper pin (8) is pulled out, the automatic righting mechanism is swung to be in a vertical state by means of gravity, the taper pin (8) is inserted, the vehicle is fixed with the vehicle body, the secondary hydraulic cylinder (4) extends out to support the vehicle until the piston rod is supported to the highest point, the taper pin (8) is automatically pulled out, the vehicle is completely righted by means of the moment, and the vehicle is completely retracted by means of gravity moment, and the vehicle is completely retracted by the cylinder is completely retracted by the aid of the cylinder.
2. The automatic righting mechanism for vehicle rollover 90 degrees or 180 degrees according to claim 1, wherein the secondary hydraulic cylinder (4) is inserted into the cylindrical connecting device (5) for a certain length, and the length is calculated so that the automatic righting mechanism does not exceed a vehicle body in a non-working state, the automatic righting mechanism does not collide or rub with the ground when the vehicle rolls over in an accident, and the automatic righting mechanism does not collide or rub with the ground when the vehicle swings down to a vertical state under the action of gravity.
3. The automatic centering mechanism for the vehicle side turning 90 degrees or 180 degrees according to claim 1, wherein the taper pin (8) enables the secondary hydraulic cylinder (4) not to shake in the process of supporting the vehicle in an inserted state, and the taper pin (8) enables the vehicle to automatically return to the vertical state under the action of gravity in a pulled-out state or the automatic centering mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310163378.2A CN116442960B (en) | 2023-02-24 | 2023-02-24 | An automatic righting mechanism for vehicles that roll over 90° or 180° |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310163378.2A CN116442960B (en) | 2023-02-24 | 2023-02-24 | An automatic righting mechanism for vehicles that roll over 90° or 180° |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116442960A CN116442960A (en) | 2023-07-18 |
| CN116442960B true CN116442960B (en) | 2025-09-12 |
Family
ID=87129170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310163378.2A Active CN116442960B (en) | 2023-02-24 | 2023-02-24 | An automatic righting mechanism for vehicles that roll over 90° or 180° |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116442960B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118544998B (en) * | 2024-07-08 | 2024-12-17 | 金陵科技学院 | Side-turning prevention device for ground unmanned vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823454A (en) * | 2010-04-29 | 2010-09-08 | 小康汽车产业（集团）有限公司 | Self vehicle unloading cargo box turning structure assembly |
| CN104842848A (en) * | 2015-06-08 | 2015-08-19 | 安徽江淮专用汽车有限公司 | Lifting mechanism for overturn unloading of carriage |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4320607A (en) * | 1978-10-10 | 1982-03-23 | Eubank Marcus P | Combination floor, jack and trailer assemblies |
| DE19700214C2 (en) * | 1997-01-04 | 2000-12-14 | Reinhold Riedl | Height adjustable support for semitrailers |
| US7770981B2 (en) * | 2008-09-17 | 2010-08-10 | Honda Motor Company, Ltd. | Dump bed connection apparatus and vehicles including same |
-
2023
- 2023-02-24 CN CN202310163378.2A patent/CN116442960B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823454A (en) * | 2010-04-29 | 2010-09-08 | 小康汽车产业（集团）有限公司 | Self vehicle unloading cargo box turning structure assembly |
| CN104842848A (en) * | 2015-06-08 | 2015-08-19 | 安徽江淮专用汽车有限公司 | Lifting mechanism for overturn unloading of carriage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116442960A (en) | 2023-07-18 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Jing Inventor after: Kong Heyi Inventor after: Ma Hengkai Inventor after: Yao Jiwei Inventor before: Zhao Jing Inventor before: Yao Jiwei Inventor before: Kong Heyi Inventor before: Ma Hengkai |
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