CN109941216B - Rolling compaction device is prevented to car - Google Patents
Rolling compaction device is prevented to car Download PDFInfo
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- CN109941216B CN109941216B CN201910302533.8A CN201910302533A CN109941216B CN 109941216 B CN109941216 B CN 109941216B CN 201910302533 A CN201910302533 A CN 201910302533A CN 109941216 B CN109941216 B CN 109941216B
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- sleeve
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- flange seat
- spring
- blocking
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Abstract
The invention discloses an automobile rolling prevention device in the technical field of traffic safety, and aims to solve the technical problems that in the prior art, a guardrail type protection device cannot be arranged too low, so that the protection effect is limited, a sensor type protection device and a pop-up type protection device are not quick in response, and the economic cost is too high. The device comprises a rotating part, a linear motion part and a stopping arm which are sequentially connected, and is connected with the automobile through the rotating part; the straight moving part can rotate around the rotating part to the direction of the wheel under the driving of the blocking arm so as to press the wheel, and meanwhile, the straight moving part extends in the axial direction so that the height of the blocking arm is matched with the height of a person in danger after the person lies down.
Description
Technical Field
The invention relates to an automobile rolling-resistant device, and belongs to the technical field of traffic safety.
Background
Large-scale motor vehicles such as trucks, buses, excavators and loaders have frequent rolling accidents due to the existence of vision blind areas. The main reason is that the brake cannot be rapidly braked due to the physiological reaction speed limit of a driver and the driving speed inertia of a motor vehicle, and a rolling wheel rolls over a victim to cause secondary injury. In the prior art, a protection device such as a guardrail is adopted to protect a person in danger from being involved under wheels, but the guardrail cannot be set too low to ensure that a motor vehicle can normally run, and the protection effect is extremely limited; and a sensor type or pop-up type protection device is also adopted, and due to factors such as insufficient reaction agility, overhigh economic cost and the like, the protection effect and the popularization and application are influenced to a certain extent.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an automobile rolling-resisting device which comprises a rotating part, a linear moving part and a blocking arm, wherein the rotating part, the linear moving part and the blocking arm are sequentially connected;
the straight moving part can rotate around the rotating part to the direction of the wheel under the driving of the blocking arm so as to press the wheel, and meanwhile, the straight moving part extends in the axial direction so that the height of the blocking arm is matched with the height of a person in danger after the person lies down.
Further, the rotating portion includes a torque member by which the rotating portion can apply a torque to the linear motion portion opposite to a rotation direction of the linear motion portion.
Further, the torque component comprises a torque spring, and the rotating part further comprises a flange seat and a pressure rod;
the rotating part is connected with the automobile through a flange seat and is connected with the direct-acting part through a pressure lever;
the flange seat is connected with the rotating shaft of the pressure lever;
the torque spring comprises two extending arms, one extending arm is connected to the flange seat, and the other extending arm is connected to the pressure rod.
Further, the rotating part further includes a rotating shaft;
the flange seat is provided with two vertical plates, and coaxial through holes are correspondingly formed in the vertical plates;
the pressure lever is positioned between the two vertical plates of the flange seat, and is provided with a corresponding through hole;
the rotating shaft penetrates through holes in two vertical plates of the flange seat and through holes in the pressing rod;
the pressure lever is also provided with a boss and is connected with a connecting arm of the torque spring through the boss.
Furthermore, the flange seat is also provided with a baffle plate;
the flange seat baffle plate is matched with the pressure rod boss to limit the position of the direct-acting part when the direct-acting part does not rotate.
Furthermore, the direct-acting part comprises a connecting cylinder, a cylinder sleeve and a blocking sleeve which are sequentially connected in the axial direction, the direct-acting part is connected with the rotating part through the connecting cylinder and is connected with the blocking arm through the blocking sleeve, and the connecting cylinder and the cylinder sleeve are provided with through holes which penetrate through in the axial direction;
the straight moving part also comprises a spring, a straight moving rod and a pushing sleeve, wherein two ends of the straight moving rod are connected with the pushing sleeve and the blocking sleeve;
the direct-acting part further comprises a sliding sleeve, the sliding sleeve is sleeved outside the sleeve, and one end, far away from the connecting cylinder, of the sliding sleeve is connected with the blocking sleeve.
Further, the blocking arm comprises a cylindrical section and a corner section, and the blocking arm is connected with the straight moving part through the cylindrical section.
Further, the automobile includes any one of a truck, a bus, a truck, and a loader.
Compared with the prior art, the invention has the following beneficial effects: the vehicle can be assisted to brake in time by pressing the wheels, and separation can be formed between the wheels and the distressed persons, so that the distressed persons are effectively prevented from being further rolled under the wheels to be rolled to cause secondary damage; the device is normally in a folding state, and the normal running of the automobile is not influenced; the device adopts the design of pure mechanical structure, and the reliability is high, and the effect is stable, low cost easily realizes.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a rotary part according to the present invention;
FIG. 3 is a cross-sectional view of the overall construction of the present invention;
FIG. 4 is a cross-sectional view of the superstructure of the present invention;
FIG. 5 is a sectional view of the inner structure of the present invention;
fig. 6 is a sectional view of the lower structure of the present invention.
In the figure: 1. a flange seat; 2. a torque spring; 3. a rotating shaft; 4. a pressure lever; 5. pushing a sleeve; 6. a straight moving rod; 7. a connecting cylinder; 8. a spring; 9. a sliding sleeve; 10. a barrel sleeve; 11. a blocking sleeve; 12. a blocking arm.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
It should be noted that in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1, which is a schematic view of the overall structure of the present invention, an anti-rolling device for an automobile includes a rotating portion, a linear moving portion, and a blocking arm.
More specifically, as shown in fig. 2, the structure of the rotating part according to the present invention is schematically illustrated, and the rotating part includes a flange seat 1, a torsion spring 2, a rotating shaft 3, and a pressing rod 4. The flange seat 1 is provided with two vertical plates and coaxially provided with the same circular through holes, and the flange seat 1 is also provided with a rectangular baffle; the pressing rod 4 is provided with a corresponding circular through hole, and one side of the pressing rod 4 is also provided with a boss structure; the included angle of two extending arms of the torque spring 2 is 85-95 degrees. When the flange seat is installed, the flange seat 1 is fixedly connected with an automobile body through bolts; the pressure lever 4 is positioned between two vertical plates of the flange seat 1, the rotating shaft 3 penetrates through circular through holes in the two vertical plates of the flange seat 1 and the pressure lever 4, one extending arm of the torque spring 2 is pressed on the flange seat 1, the other extending arm is pressed on a boss of the pressure lever 4, and the rotating shaft 3 is coaxially matched with the flange seat 1, the torque spring 2 and the pressure lever 4 respectively; the boss of the pressure lever 4 is contacted with the rectangular baffle of the flange seat 1.
More specifically, as shown in fig. 3 to 6, the linear motion part includes a connecting cylinder 7, a cylinder sleeve 10, a spring 8, a linear motion rod 6, a push sleeve 5, a blocking sleeve 11 and a sliding sleeve 9. The connecting cylinder 7 excircle is equipped with the shaft shoulder, and connecting cylinder 7 is inside to be opened there is along axial circular through-hole to open at big footpath end and to have the counter bore, open circular through-hole on the lateral wall promptly, the path end is equipped with the internal thread, and connecting cylinder 7 links firmly through bolted connection with depression bar 4. The excircle of barrel casing 10 is equipped with the shaft shoulder, and barrel casing 10 is inside to be opened has along axial circular through-hole, and the path end is equipped with corresponding external screw thread, and connecting cylinder 7 passes through threaded connection with barrel casing 10. The straight moving rod 6 is a cylindrical polished rod, and two ends of the straight moving rod are provided with internal threads which are fixedly connected with the pushing sleeve 5 and the blocking sleeve 11 through bolts respectively. The excircle of the push sleeve 5 is coaxially matched with the inner wall of the connecting cylinder 7, and the excircle of the straight moving rod 6 is coaxially matched with the inner hole of the cylinder sleeve 10. The spring 8 is arranged in the connecting cylinder 7, one end of the spring 8 is contacted with the cylinder sleeve 10, and the other end is contacted with the push sleeve 5. The sliding sleeve 9 is cylindrical, a circular through hole is formed in the axial direction, the circular through hole is coaxially matched with the outer circle of the small-diameter end of the connecting cylinder 7, and one end of the sliding sleeve 9 is always in contact with the blocking sleeve 11. The blocking arm 12 comprises a cylindrical section and a corner section, the cylindrical section is cylindrical, the corner section is in a corner shape, and the blocking arm 12 is fixedly connected with the retaining sleeve 11 through the cylindrical section and a bolt.
When a dangerous situation occurs, a victim collides with the arresting arm 12 to drive the arresting arm 12 to move towards the wheel, the arresting arm 12 drives the blocking sleeve 11, the blocking sleeve 11 drives the straight moving rod 6, the straight moving rod 6 drives the barrel sleeve 10 and the push sleeve 5, the barrel sleeve 10 and the push sleeve 5 drive the connecting barrel 7, the connecting barrel 7 drives the press rod 4, and the press rod 4 drives the torque spring 2 to deform to generate torque. Through the layer-by-layer transmission, the linear motion part rotates around the rotating shaft 3 to the wheel direction under the driving of the stopping arm 12; under the torque of the torque spring 2, the arresting arm 12 gives a forward thrust to the victim to push the victim to slide forward to avoid being stopped in place and rolled by the wheels.
When the direct-acting part presses the wheel, the sliding sleeve 9 contacts with the wheel to generate friction force, and along with the gradual increase of the friction force, the wheel drives the sliding sleeve 9 to do axial linear motion towards the direction far away from the rotating shaft 3 relative to the connecting cylinder 7, namely the sliding sleeve 9 drives the blocking sleeve 11, and the blocking sleeve 11 drives the blocking arm 12 and the direct-acting rod 6. Because the arresting arm 12 makes axial linear motion relative to the connecting cylinder 7 in the direction far away from the rotating shaft 3, the straight moving part extends in the axial direction, and after the length of the straight moving part is extended, the height of the arresting arm 12 is ensured to be not lower than the height of a person in danger lying down all the time, the arresting arm 12 forms obstruction between the wheel and the person in danger, and the person in danger is prevented from further rolling into the wheel to be rolled to cause secondary injury.
The straight moving rod 6 drives the pushing sleeve 5, the pushing sleeve 5 moves towards the cylinder sleeve 10 in opposite directions to extrude the spring 8, the deformation of the spring 8 is gradually increased, the generated elastic force is also gradually increased until the elastic force is equal to the friction force between the sliding sleeve 9 and the wheel, and the stopping arm 12 moves axially and linearly to reach the limit position and keeps the limit position until a person in danger breaks away from the dangerous situation.
When the person in danger breaks away from the dangerous situation, the person in danger does not contact the blocking arm 12 any more, the torque spring 2 drives the pressing rod 4, the pressing rod 4 drives the connecting cylinder 7, the connecting cylinder 7 drives the cylinder sleeve 10 and the push sleeve 5, the cylinder sleeve 10 and the push sleeve 5 drive the straight moving rod 6, the straight moving rod 6 drives the blocking sleeve 11, the blocking sleeve 11 drives the blocking arm 12, the blocking arm 12 rotates around the rotating shaft 3 in the direction away from the wheel until the boss of the pressing rod 4 contacts the rectangular baffle of the flange seat 1, and the rotation is finished.
Meanwhile, the friction force between the sliding sleeve 9 and the wheel is gradually reduced, when the friction force is smaller than the elastic force generated by the compressed spring 8, the spring 8 pushes the pushing sleeve 5 to do axial linear motion of the connecting cylinder 7 towards the direction close to the rotating shaft 3, the deformation of the spring 8 is gradually reduced until the initial length is recovered, the linear motion part does self axial contraction to recover to the initial length, and thus, a working cycle is completed.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. An automobile rolling-resistant device is characterized by comprising a rotating part, a linear moving part and a blocking arm (12) which are sequentially connected, wherein the device is connected with an automobile through the rotating part;
the linear motion part can rotate around the rotating part towards the direction of the wheel to press the wheel under the driving of the arresting arm (12), and meanwhile, the linear motion part extends in the axial direction so that the height of the arresting arm (12) is adapted to the height of a person in danger after lying down;
the direct-acting part comprises a connecting cylinder (7), a cylinder sleeve (10) and a blocking sleeve (11) which are sequentially connected in the axial direction, the direct-acting part is connected with the rotating part through the connecting cylinder (7) and is connected with the blocking arm (12) through the blocking sleeve (11), and the connecting cylinder (7) and the cylinder sleeve (10) are provided with through holes which penetrate in the axial direction;
the straight moving part further comprises a spring (8), a straight moving rod (6) and a pushing sleeve (5), two ends of the straight moving rod (6) are connected with the pushing sleeve (5) and a blocking sleeve (11), the spring (8) is sleeved outside the straight moving rod (6), the pushing sleeve (5) is located in a through hole of the connecting cylinder (7), and the straight moving rod (6) and the spring (8) are located in through holes of the connecting cylinder (7) and the cylinder sleeve;
the translational part also comprises a sliding sleeve (9), the sliding sleeve (9) is sleeved outside the cylinder sleeve (10), and one end of the sliding sleeve (9) far away from the connecting cylinder (7) is connected with a blocking sleeve (11);
the connecting cylinder (7) is connected with the cylinder sleeve (10) through threads;
the spring (8) is arranged in the connecting cylinder (7), one end of the spring (8) is in contact with the cylinder sleeve (10), and the other end of the spring is in contact with the push sleeve (5).
2. The vehicle crush preventer as claimed in claim 1, wherein the rotating part includes a torque member by which the rotating part can apply a torque to the linear motion part in a direction opposite to a rotation direction of the linear motion part.
3. The vehicle crush preventer as claimed in claim 2, wherein the torque member comprises a torque spring (2), and the rotary part further comprises a flange seat (1) and a strut (4);
the rotating part is connected with the automobile through a flange seat (1) and is connected with the direct-acting part through a pressure lever (4);
the flange seat (1) is connected with the pressure lever (4) through a rotating shaft;
the torque spring (2) comprises two extending arms, one extending arm is connected to the flange seat (1), and the other extending arm is connected to the pressure rod (4).
4. The anti-roll device according to claim 3, characterized in that the rotating part further comprises a rotating shaft (3);
the flange seat (1) is provided with two vertical plates, and coaxial through holes are correspondingly formed in the vertical plates;
the pressure lever (4) is positioned between the two vertical plates of the flange seat (1), and a corresponding through hole is formed in the pressure lever;
the rotating shaft (3) penetrates through holes in two vertical plates of the flange seat (1) and through holes in the pressing rod (4);
the pressure lever (4) is also provided with a boss, and the pressure lever (4) is connected with a connecting arm of the torque spring (2) through the boss.
5. The vehicle crush preventer as claimed in claim 4, wherein the flange seat (1) is further provided with a baffle;
the baffle of the flange seat (1) is matched with the boss of the pressure lever (4) to limit the position of the translational part when the translational part does not rotate.
6. The anti-rolling device according to claim 1, wherein the blocking arm (12) comprises a cylindrical section and a corner section, and the blocking arm (12) is connected with the straight moving part through the cylindrical section.
7. The crush resistant apparatus as claimed in any one of claims 1 to 6, wherein the vehicle comprises any one of a truck, a bus, a truck and a loader.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302533.8A CN109941216B (en) | 2019-04-16 | 2019-04-16 | Rolling compaction device is prevented to car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302533.8A CN109941216B (en) | 2019-04-16 | 2019-04-16 | Rolling compaction device is prevented to car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109941216A CN109941216A (en) | 2019-06-28 |
| CN109941216B true CN109941216B (en) | 2021-06-01 |
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ID=67015299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910302533.8A Active CN109941216B (en) | 2019-04-16 | 2019-04-16 | Rolling compaction device is prevented to car |
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| Country | Link |
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| CN (1) | CN109941216B (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2338216Y (en) * | 1998-03-13 | 1999-09-15 | 林文渊 | Automobile wheel with function of preventing rolling pedestrian |
| JP2005075019A (en) * | 2003-08-28 | 2005-03-24 | Hino Motors Ltd | Rolling-in prevention device for rear tire of vehicle |
| CN101332801A (en) * | 2007-06-25 | 2008-12-31 | 王亮 | Life protecting system for passenger outside the car |
| CN201217614Y (en) * | 2008-03-14 | 2009-04-08 | 上海明路绳网索具有限公司 | Wheel walking protection alarming device for crane |
| US9676367B2 (en) * | 2011-05-09 | 2017-06-13 | Public Transportation Safety International Corp. | Telescoping vehicle safety guard |
| CN202935311U (en) * | 2012-11-28 | 2013-05-15 | 陈志军 | Device preventing wheel rolling |
| GB201416057D0 (en) * | 2014-09-11 | 2014-10-29 | Hymix Ltd | SAfety device |
| CN205916075U (en) * | 2016-08-25 | 2017-02-01 | 刘飞 | Oversize vehicle accident protector |
| CN108263332A (en) * | 2018-03-01 | 2018-07-10 | 孔慧 | Wheel exempts to roll isolating device |
| CN109249993A (en) * | 2018-08-17 | 2019-01-22 | 吴宝荣 | A kind of vehicle rolls the movable rescue fender structure of people with anti-wheel |
| CN109591744A (en) * | 2018-11-30 | 2019-04-09 | 姚翠翠 | The protector for preventing automobile from rolling pedestrian and its application in the car |
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2019
- 2019-04-16 CN CN201910302533.8A patent/CN109941216B/en active Active
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| Publication number | Publication date |
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| CN109941216A (en) | 2019-06-28 |
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