CN215436360U - Bidirectional anti-running device for transport vehicle - Google Patents
Bidirectional anti-running device for transport vehicle Download PDFInfo
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- CN215436360U CN215436360U CN202121076877.0U CN202121076877U CN215436360U CN 215436360 U CN215436360 U CN 215436360U CN 202121076877 U CN202121076877 U CN 202121076877U CN 215436360 U CN215436360 U CN 215436360U
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Abstract
The utility model discloses a bidirectional anti-running device for a transport vehicle, which comprises a steel wire rope; two ends of the steel wire rope are fixed on the planes of the top and the bottom of the ramp; the rope catcher body is provided with a guide chute and a wedge-shaped mounting bin; the rope catcher body is provided with a pin hole connected with the side of the transport vehicle; the pressing mechanism comprises a bidirectional wedge block and an electric push rod. The running power of the anti-running device provided by the utility model is provided by dragging of a transport vehicle; when the vehicle runs normally, the steel wire rope only slides in the guide sliding groove, when overspeed occurs, the electric push rod automatically pushes the two-way wedge block out and clamps the steel wire rope to generate braking resistance, so that the vehicle obtains deceleration braking pulling force, the steel wire rope clamping force at the moment is increased along with the increase of the pulling force until the rope catcher body is stopped, the running safety of the transport vehicle is ensured, and the arrangement of the two-way wedge block can meet the braking in two different directions.
Description
Technical Field
The utility model relates to the field of parking aids, in particular to a bidirectional anti-running device for a transport vehicle.
Background
The transport vechicle often need go on the ramp, perhaps meet and need stop the car on the road that has the slope, when needs stop the car on the road that has the slope, often need place behind the tire and prevent swift current device, prevent that the car from taking place the backward slip phenomenon after the parking, cause dangerous situation, then do not have corresponding effectual swift current, prevent the device that runs when the transport vechicle climbs the slope. Present on the market prevent swift current car device need occupy great space mostly, and inconvenient vehicle-mounted carries, and the swift current car device structure is complicated is prevented to the detachable, adopts hinge structure to connect, thereby needs to adjust the angle fixed tire who prevents swift current car device through twisting the bolt, consequently, assembles and dismantles and need spend longer time, inconvenient use under emergency. In addition, no anti-slip and anti-running device is arranged in the market during traveling, which brings great hidden trouble to the transportation safety of the transport vehicle.
Therefore, how to provide a running prevention device capable of effectively improving the safety of ramp transportation is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a bidirectional anti-running device for a transportation vehicle, which aims to solve the above technical problems.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a bi-directional anti-run device for a transporter, comprising:
a wire rope; two ends of the steel wire rope are fixed on the planes of the top and the bottom of the ramp;
a rope catcher body; the rope catcher body is provided with a guide chute and a wedge-shaped mounting bin; the guide sliding chute is connected with the steel wire rope in a sliding manner; the wedge-shaped mounting bin is positioned on one side surface of the rope catcher body and is communicated with the side wall of the guide chute; the rope catcher body is provided with a pin hole connected with the side of the transport vehicle;
a hold-down mechanism; the pressing mechanism comprises a bidirectional wedge block and an electric push rod; the bidirectional wedge block is positioned in the wedge-shaped mounting bin, pointed ends are formed at two ends of the bidirectional wedge block along the direction of the guide sliding groove, and the inclined edge of the bidirectional wedge block corresponds to the steel wire rope; the electric push rod is fixed in the middle of the outer side of the wedge-shaped mounting bin, which is far away from the rope catcher body, and the telescopic end of the electric push rod extends into the wedge-shaped mounting bin to be connected with the bidirectional wedge block; the bevel edge of the bidirectional wedge block can tightly push the steel wire rope under the action of the electric push rod.
Through the technical scheme, the running power of the anti-running device is provided by dragging of the transport vehicle; when the vehicle runs normally, the steel wire rope only slides in the guide sliding groove, when overspeed occurs, the electric push rod automatically pushes the two-way wedge block out and clamps the steel wire rope to generate braking resistance, so that the vehicle obtains deceleration braking pulling force, the steel wire rope clamping force at the moment is increased along with the increase of the pulling force until the rope catcher body is stopped, the running safety of the transport vehicle is ensured, and the arrangement of the two-way wedge block can meet the braking in two different directions.
Preferably, in the above bidirectional anti-running device for a transportation vehicle, the rope catcher body has a long strip-shaped structure. The arrangement of the guide sliding groove is convenient.
Preferably, in the above bidirectional anti-running device for a transport vehicle, the guide chute is opened along a longitudinal direction of the rope catcher body. The stability of the sliding connection is stronger.
Preferably, in the above bidirectional anti-running device for a transportation vehicle, the distance between the rope ends of the two ends of the steel wire rope and the slope change point of the slope is greater than or equal to 15 meters. And lay wire rope in the central line position on ramp, stability is stronger, and can not cause the interference to the driving of transport vechicle.
Preferably, in the above bidirectional anti-running device for a transportation vehicle, a first rubber pad is fixed to a bevel edge of the bidirectional wedge block. The sliding friction force is further improved.
Preferably, in the above bidirectional anti-sliding device for a transport vehicle, a second rubber pad is fixed on the inner side wall of the guide chute far away from the wedge-shaped mounting bin. The sliding friction force is further improved.
Compared with the prior art, the utility model discloses a bidirectional anti-running device for a transport vehicle, which has the following beneficial effects:
1. the running power of the anti-running device provided by the utility model is provided by dragging of a transport vehicle; when the vehicle runs normally, the steel wire rope only slides in the guide sliding groove, when overspeed occurs, the electric push rod automatically pushes the two-way wedge block out and clamps the steel wire rope to generate braking resistance, so that the vehicle obtains deceleration braking pulling force, the steel wire rope clamping force at the moment is increased along with the increase of the pulling force until the rope catcher body is stopped, the running safety of the transport vehicle is ensured, and the arrangement of the two-way wedge block can meet the braking in two different directions.
2. Due to the slippage of the steel wire rope and the rope catcher body, the bidirectional wedge-shaped block is quickly pushed into the guide chute, so that the steel wire rope is clamped; at this time, the phenomenon that the clamping force is increased when the pulling force is larger, the clamping force is increased, and the braking resistance is larger, so that the ideal braking effect is obtained.
3. Because high-performance friction rubber gaskets are arranged between the guide sliding groove and the steel wire rope and between the bidirectional wedge-shaped block and the steel wire rope, the steel wire rope is prevented from being in direct contact with the metal body and the bidirectional wedge-shaped block, high-efficiency friction resistance is obtained, and the damage of a metal component to the steel wire rope is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a top view of a bi-directional anti-race apparatus for a transporter in accordance with the present invention;
fig. 2 is a sectional view illustrating an inner structure of a run-in preventer for a transporter according to the present invention.
Wherein:
1-a steel wire rope;
2-rope catcher body;
21-a guide chute; 22-wedge-shaped mounting bins; 23-pin holes;
3-a pressing mechanism;
31-a bidirectional wedge; 32-an electric push rod; 33-a first rubber mat; 34-a second rubber pad;
4-the side of the transport vehicle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 2, an embodiment of the present invention discloses a bidirectional anti-running device for a transportation vehicle, including:
a wire rope 1; two ends of the steel wire rope 1 are fixed on the planes of the top and the bottom of the ramp;
a rope catcher body 2; the rope catcher body 2 is provided with a guide chute 21 and a wedge-shaped mounting bin 22; the guide chute 21 is connected with the steel wire rope 1 in a sliding manner; the wedge-shaped mounting bin 22 is positioned on one side surface of the rope catcher body 2 and is communicated with the side wall of the guide chute 21; the rope catcher body 2 is provided with a pin hole 23 connected with the side wall 4 of the transport vehicle;
a pressing mechanism 3; the pressing mechanism 3 comprises a bidirectional wedge block 31 and an electric push rod 32; the bidirectional wedge block 31 is positioned in the wedge-shaped mounting bin 22, pointed ends are formed at two ends of the bidirectional wedge block 31 in the direction of the guide sliding groove 21, and the inclined edge of the bidirectional wedge block corresponds to the steel wire rope 1; the electric push rod 32 is fixed in the middle of the outer side of the wedge-shaped mounting bin 22 far away from the rope catcher body 2, and the telescopic end of the electric push rod extends into the wedge-shaped mounting bin 22 to be connected with the bidirectional wedge block 31; the inclined edge of the bidirectional wedge block 31 can tightly push the steel wire rope 1 under the action of the electric push rod 32.
In order to further optimize the technical scheme, the rope catcher body 2 is of a long strip-shaped structure.
In order to further optimize the above technical solution, the guide chute 21 is opened along the length direction of the rope catcher body 2.
In order to further optimize the technical scheme, the distance between the rope heads at the two ends of the steel wire rope 1 and the slope changing point of the slope is more than or equal to 15 meters.
In order to further optimize the technical scheme, a first rubber pad 33 is fixed on the inclined edge of the bidirectional wedge block 31.
In order to further optimize the technical scheme, a second rubber pad 34 is fixed on the inner side wall of the guide chute 21 far away from the wedge-shaped mounting bin 22.
The working principle of the utility model is as follows:
after the electric push rod 32 acts, the thrust of the electric push rod enables the bidirectional wedge-shaped block 31 to clamp the fixed steel wire rope 1 in the guide chute 21 of the rope catcher body 2, and due to the sliding of the steel wire rope 1 and the rope catcher body 2, the bidirectional wedge-shaped block 31 is quickly brought into the guide chute 21, so that the rope catcher body 2 quickly clamps the steel wire rope 1, the clamping force is increased when the tensile force is larger, and the pulling resistance is also larger.
Designing and calculating the two-way anti-running device:
1. maximum glide impulse:
the maximum glide impulse force F is G.g (sin @) + G.a G [ G. (sin @) + a ];
g15000 kg, @ 14 degrees, G9.8, a 3.5m/s 2;
F＝15000[9.8x(sin14)+3.5]＝88050N＝80.1kN；
2. required maximum clamping force:
the maximum clamping force N is F/2, fm is 88.1/2x0.25 is 176.2 kN;
3. wedge-shaped included angle:
angle actg (F/2N) actg (80.1/2x176.2) 12.8 degrees;
4. specific pressure of the gasket:
the specific pressure of the gasket is N/d.l 176200/36x1000 is 4.89MPa <5 MPa.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A bi-directional anti-run device for a transporter, comprising:
a wire rope (1); two ends of the steel wire rope (1) are fixed on the planes of the top and the bottom of the ramp;
a rope catcher body (2); the rope catcher body (2) is provided with a guide chute (21) and a wedge-shaped mounting bin (22); the guide sliding chute (21) is connected with the steel wire rope (1) in a sliding manner; the wedge-shaped mounting bin (22) is positioned on one side surface of the rope catcher body (2) and is communicated with the side wall of the guide chute (21); the rope catcher body (2) is provided with a pin hole (23) connected with the side wall (4) of the transport vehicle;
a pressing mechanism (3); the pressing mechanism (3) comprises a bidirectional wedge block (31) and an electric push rod (32); the bidirectional wedge block (31) is positioned in the wedge-shaped mounting bin (22), pointed ends are formed at two ends of the bidirectional wedge block (31) in the direction of the guide sliding groove (21), and the inclined edge of the bidirectional wedge block corresponds to the steel wire rope (1); the electric push rod (32) is fixed in the middle of the outer side of the wedge-shaped mounting bin (22) far away from the rope catcher body (2), and the telescopic end of the electric push rod extends into the wedge-shaped mounting bin (22) to be connected with the bidirectional wedge-shaped block (31); the inclined edge of the bidirectional wedge block (31) can tightly push the steel wire rope (1) under the action of the electric push rod (32).
2. A bi-directional anti-race device for a transporter according to claim 1, characterized in that the rope trap body (2) is of an elongated configuration.
3. A bi-directional anti-running device for a transporting carriage according to claim 2, characterised in that the guide chute (21) is opened in the length direction of the rope trap body (2).
4. A bi-directional anti-running device for a transportation vehicle according to claim 1, wherein the distance between the rope ends of both ends of the steel wire rope (1) and the change point of the slope is 15 meters or more.
5. A bi-directional running prevention apparatus for a transportation vehicle as claimed in claim 1, wherein a first rubber pad (33) is fixed to a slanted side of the bi-directional wedge block (31).
6. A bi-directional anti-running device for a transportation vehicle according to claim 1, characterized in that a second rubber pad (34) is fixed to the inner side wall of the guide chute (21) away from the wedge-shaped installation bin (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121076877.0U CN215436360U (en) | 2021-05-19 | 2021-05-19 | Bidirectional anti-running device for transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121076877.0U CN215436360U (en) | 2021-05-19 | 2021-05-19 | Bidirectional anti-running device for transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215436360U true CN215436360U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121076877.0U Active CN215436360U (en) | 2021-05-19 | 2021-05-19 | Bidirectional anti-running device for transport vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN215436360U (en) |
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2021
- 2021-05-19 CN CN202121076877.0U patent/CN215436360U/en active Active
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