CN215097518U - Trackless rubber-tyred vehicle for one-way anti-sliding of transport vehicle - Google Patents
Trackless rubber-tyred vehicle for one-way anti-sliding of transport vehicle Download PDFInfo
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- CN215097518U CN215097518U CN202121076635.1U CN202121076635U CN215097518U CN 215097518 U CN215097518 U CN 215097518U CN 202121076635 U CN202121076635 U CN 202121076635U CN 215097518 U CN215097518 U CN 215097518U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
The utility model discloses a trackless rubber-tyred vehicle for one-way anti-sliding of 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 rubber-tyred vehicle is provided with a guide chute and a wedge-shaped mounting bin; the rubber-tyred vehicle is provided with a connecting rope connected with the transport vehicle; the pressing mechanism comprises a wedge block, a pull rod, a spring and a pin shaft; the utility model provides an operation power of the anti-running device is provided by the 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 pin shaft is pulled and separated by a driver through the pull rope, the wedge-shaped block is pushed out by the spring and clamps the steel wire rope to generate braking resistance, so that the vehicle obtains deceleration braking pull force, and the steel wire rope clamping force at the moment is increased along with the increase of the pull force until the rubber-tyred vehicle is stopped, so that the running safety of the transport vehicle is ensured.
Description
Technical Field
The utility model relates to an utensil field is assisted in the parking, and more specifically the trackless rubber-tyred car that relates to a be used for one-way sports car of preventing of transport vechicle that says so.
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 this, the utility model provides a trackless rubber-tyred car for one-way sports car of preventing of transport vechicle aims at solving above-mentioned technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a trackless rubber-tyred car for one-way sports car of preventing of transport vechicle, includes:
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 rubber-tyred vehicle; the rubber-tyred vehicle 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 rubber-tyred vehicle and is communicated with the side wall of the guide chute; the rubber-tyred vehicle is provided with a connecting rope connected with the transport vehicle;
a hold-down mechanism; the pressing mechanism comprises a wedge-shaped block, a pull rod, a spring and a pin shaft; the wedge-shaped block is positioned in the wedge-shaped mounting bin, and the inclined edge of the wedge-shaped block corresponds to the steel wire rope; one end of the pull rod is hinged with the wedge-shaped block, and the other end of the pull rod penetrates out of the wedge-shaped mounting bin; the spring is sleeved on the pull rod and positioned in the wedge-shaped mounting bin, the spring is tightly propped between the wedge-shaped block and the inner wall of the wedge-shaped mounting bin, and the inclined edge of the wedge-shaped block can tightly prop against the steel wire rope under the action of elastic tension of the spring; the pin shaft penetrates through the top surface of the wedge-shaped mounting bin and is inserted into the wedge-shaped block, and the wedge-shaped block can be kept to be separated from the steel wire rope.
Through the technical scheme, the running power of the anti-running device provided by the utility model is provided by the 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 pin shaft is pulled and separated by a driver through the pull rope, the wedge-shaped block is pushed out by the spring and clamps the steel wire rope to generate braking resistance, so that the vehicle obtains deceleration braking pull force, and the steel wire rope clamping force at the moment is increased along with the increase of the pull force until the rubber-tyred vehicle is stopped, so that the running safety of the transport vehicle is ensured.
Preferably, in the trackless rubber-tyred vehicle for the one-way catcher of the transport vehicle, the rubber-tyred vehicle is of a strip-shaped structure, and two ends of the rubber-tyred vehicle are respectively connected with two rubber wheels in a rotating manner. The rubber tyer can conveniently go on the ramp, and further improves frictional force.
Preferably, in the trackless rubber-tyred vehicle for the one-way anti-sliding vehicle of the transport vehicle, the guide chute is formed along the length direction of the rubber-tyred vehicle. The stability of the sliding connection is stronger.
Preferably, in the trackless rubber-tyred vehicle for the one-way anti-sliding vehicle of the transport vehicle, the distance between the rope heads at the two ends of the steel wire rope and the slope changing point of the slope is more 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 trackless rubber-tyred vehicle for the one-way anti-sliding cart of the transport vehicle, a reinforcing plate corresponding to the pin shaft is fixed on the top surface of the rubber-tyred vehicle; the reinforcing plate is provided with an avoiding pin hole corresponding to the pin shaft. The structural stability of the pin shaft connection is improved.
Preferably, in the trackless rubber-tyred vehicle for the one-way anti-sliding cart of the transport vehicle, the pull rod is a threaded rod, and a nut is connected to the pull rod through threads; the nut is located outside the wedge-shaped mounting bin. The position of the pull rod can be conveniently adjusted by screwing the nut, so that the wedge-shaped block can be conveniently reset.
Preferably, in the trackless rubber-tyred vehicle for the one-way catcher of the transport vehicle, a first rubber pad is fixed on a bevel edge of the wedge-shaped block. The sliding friction force is further improved.
Preferably, in the trackless rubber-tyred vehicle for the one-way anti-sliding vehicle of the transport vehicle, a second rubber pad is fixed on the inner side wall of the guide chute, which is far away from the wedge-shaped mounting bin. The sliding friction force is further improved.
Preferably, in the trackless rubber-tyred vehicle for the one-way anti-sliding vehicle of the transport vehicle, two ends of the rubber-tyred vehicle are rotatably connected with guide wheels which are slidably connected with the steel wire rope. The sliding stability of the steel wire rope and the guide sliding groove is improved.
Preferably, in the trackless rubber-tyred vehicle for the one-way anti-sliding vehicle of the transport vehicle, the end of the pin shaft is connected with a pull rope. Is convenient for the driver to pull out.
Can know via foretell technical scheme, compare with prior art, the utility model discloses an one-way trackless rubber-tyred car of preventing sports car for transport vechicle has following beneficial effect:
1. the utility model provides an operation power of the anti-running device is provided by the 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 pin shaft is pulled and separated by a driver through the pull rope, the wedge-shaped block is pushed out by the spring and clamps the steel wire rope to generate braking resistance, so that the vehicle obtains deceleration braking pull force, and the steel wire rope clamping force at the moment is increased along with the increase of the pull force until the rubber-tyred vehicle is stopped, so that the running safety of the transport vehicle is ensured.
2. Due to the slippage of the steel wire rope and the rubber-tyred vehicle, the wedge 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 the high-performance friction rubber gaskets are arranged between the guide sliding groove and the steel wire rope and between the wedge-shaped block and the steel wire rope, the direct contact between the steel wire rope and the metal body and between the steel wire rope and the wedge-shaped block is avoided, 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 required to be 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 one-way anti-running device for a transportation vehicle according to the present invention;
FIG. 2 is a side view of the anti-roll device for a transportation vehicle according to the present invention;
FIG. 3 is a cross-sectional view of the inner structure of the one-way anti-running device for a transportation vehicle according to the present invention;
fig. 4 is a drawing showing a connection mode of the one-way anti-running device provided by the present invention and a transport vehicle when moving downward;
fig. 5 is a drawing showing a connection mode of the one-way anti-running device and the transportation vehicle when going upward.
Wherein:
1-a steel wire rope;
2-a rubber-tyred vehicle;
21-a guide chute; 22-wedge-shaped mounting bins; 23-connecting ropes; 24-rubber wheel; 25-a reinforcing plate; 26-a guide wheel;
3-a pressing mechanism;
31-a wedge block; 32-a pull rod; 33-a spring; 34-a pin shaft; 35-a nut; 36-a first rubber pad;
37-second rubber pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawings 1 to 3, the embodiment of the utility model discloses a trackless rubber-tyred car for one-way sports car of preventing of transport vechicle is disclosed, include:
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 rubber-tyred vehicle 2; the rubber-tyred vehicle 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 rubber-tyred vehicle 2 and is communicated with the side wall of the guide chute 21; the rubber-tyred vehicle 2 has a connecting rope 23 connected to the transport vehicle;
a pressing mechanism 3; the pressing mechanism 3 comprises a wedge block 31, a pull rod 32, a spring 33 and a pin shaft 34; the wedge block 31 is positioned in the wedge-shaped mounting bin 22, and the inclined edge of the wedge block 31 corresponds to the steel wire rope 1; one end of the pull rod 32 is hinged with the wedge block 31, and the other end of the pull rod penetrates out of the wedge-shaped mounting bin 22; the spring 33 is sleeved on the pull rod 32 and is positioned in the wedge-shaped mounting bin 22, the spring 33 is tightly propped between the wedge block 31 and the inner wall of the wedge-shaped mounting bin 22, and the inclined edge of the wedge block 31 can tightly prop the steel wire rope 1 under the action of elastic tension of the spring 33; pin 34 is inserted into wedge 31 through the top surface of wedge mounting bin 22 and is capable of keeping wedge 31 separated from wire rope 1.
In order to further optimize the above technical solution, the rubber-tyred vehicle 2 is a strip-shaped structure, and two ends of the rubber-tyred vehicle are respectively connected with two rubber wheels 24 in a rotating manner.
In order to further optimize the above technical solution, the guide chute 21 is opened along the length direction of the rubber-tyred vehicle 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 reinforcing plate 25 corresponding to the pin shaft 34 is fixed on the top surface of the rubber-tyred vehicle 1; the reinforcing plate 25 has an escape pin hole corresponding to the pin shaft 34.
In order to further optimize the technical scheme, the pull rod 32 is a threaded rod, and a nut 35 is connected to the upper thread of the pull rod; the nut 35 is located outside the wedge-shaped mounting bin 22.
In order to further optimize the technical scheme, a first rubber pad 36 is fixed on the inclined edge of the wedge block 31.
In order to further optimize the technical scheme, a second rubber pad 37 is fixed on the inner side wall of the guide chute 21 far away from the wedge-shaped mounting bin 22.
In order to further optimize the technical scheme, two ends of the rubber-tyred vehicle 2 are rotatably connected with guide wheels 26 which are in sliding connection with the steel wire rope 1.
In order to further optimize the technical scheme, the end of the pin shaft 34 is connected with a pull rope.
The utility model discloses a theory of operation does:
referring to fig. 4 and 5, when the pin 34 is pulled out, the spring 33 is opened to generate thrust, and the wedge 31 is rapidly pushed into the guide chute 22 due to the sliding of the steel wire rope 1 and the rubber-tyred vehicle 2, so as to clamp the steel wire rope 1; 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.
Design calculation of the one-way anti-running device:
1. maximum glide impulse: g is a rubber-tyred vehicle and a load;
2. maximum glide impulse F is G.g @ (sin @) + G.a ═ G @ (sin @) + a ]
1) G15000 kg, @ 14 degrees, G9.8, a 3.5m/s 2;
F＝15000[9.8x(sin14)+3.5]＝88050N＝80.1kN
2) g5000 kg, G9.8, a 3.5m/s 2;
F＝5000[9.8x(sin18)+3.5]＝32642N＝32.7kN；
the respective maximum clamping force required:
1) the maximum clamping force N is F/2, fm is 88.1/2x0.25 is 176.2 kN;
2) the maximum clamping force N is F/2, fm is 32.7/2x0.25 is 65.4 kN;
3. the required corresponding wedge angle:
1) maximum included angle actg (F/2N-0.1) actg (80.1/2x176.2-0.1) 7.24 degrees;
2) maximum included angle actg (F/2N-0.1) actg (32.7/2x65.4-0.1) 8.53 degrees;
4. required corresponding rubber pad specific pressure:
specific pressure N/d.l 176200/36x2500 ═ 1.96MPa <2 MPa;
the specific pressure is N/d.l-65400/24 x 1500-1.82 MPa <2 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 invention. 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 (10)
1. The utility model provides a trackless rubber-tyred car that is used for one-way sports car of preventing of transport vechicle which characterized in that includes:
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 rubber-tyred vehicle (2); the rubber-tyred vehicle (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 rubber-tyred vehicle (2) and is communicated with the side wall of the guide chute (21); the rubber-tyred vehicle (2) is provided with a connecting rope (23) connected with the transport vehicle;
a pressing mechanism (3); the pressing mechanism (3) comprises a wedge block (31), a pull rod (32), a spring (33) and a pin shaft (34); the wedge block (31) is positioned in the wedge-shaped mounting bin (22), and the inclined edge of the wedge block (31) corresponds to the steel wire rope (1); one end of the pull rod (32) is hinged with the wedge-shaped block (31), and the other end of the pull rod penetrates out of the wedge-shaped mounting bin (22); the spring (33) is sleeved on the pull rod (32) and is positioned in the wedge-shaped mounting bin (22), the spring (33) is tightly propped between the wedge block (31) and the inner wall of the wedge-shaped mounting bin (22), and the inclined edge of the wedge block (31) can tightly prop against the steel wire rope (1) under the action of elastic tension of the spring (33); the pin shaft (34) penetrates through the top surface of the wedge-shaped mounting bin (22) and is inserted into the wedge-shaped block (31), and the wedge-shaped block (31) can be kept to be separated from the steel wire rope (1).
2. A trackless rubber-tyred vehicle for a one-way anti-sports car of transport vechicles according to claim 1, characterized in that, the rubber-tyred vehicle (2) is rectangular structure, and both ends are connected with two rubber wheels (24) respectively in a rotating way.
3. A trackless rubber-tyred vehicle for a one-way catcher as claimed in claim 2, characterized in that the guide chute (21) is open along the length of the rubber-tyred vehicle (2).
4. A trackless rubber-tyred vehicle for a one-way catcher of a transporter according to claim 1, characterized in that the distance from the rope ends at both ends of the steel wire rope (1) to the slope change point of the slope is 15 meters or more.
5. A trackless rubber-tyred vehicle for a one-way catcher as claimed in claim 1, characterized in that a reinforcement plate (25) corresponding to the pin (34) is fixed to the top surface of the rubber-tyred vehicle (2); the reinforcing plate (25) is provided with an avoidance pin hole corresponding to the pin shaft (34).
6. A trackless rubber-tyred vehicle for a one-way catcher as claimed in claim 1, characterized in that the tie rod (32) is a threaded rod and a nut (35) is threadedly attached thereto; the nut (35) is located outside the wedge-shaped mounting bin (22).
7. A trackless rubber-tyred vehicle for a one-way anti-sports car of a transport vehicle according to claim 1, characterized in that a first rubber pad (36) is fixed on the oblique side of the wedge-shaped block (31).
8. A trackless rubber-tyred vehicle for a one-way anti-sports car of a carriage according to claim 7, characterized in that a second rubber pad (37) is fixed to the inner side wall of the guide chute (21) remote from the wedge-shaped mounting bin (22).
9. A trackless rubber-tyred vehicle for a one-way catcher truck for transporting vehicles according to claim 1, characterized in that the two ends of the rubber-tyred vehicle (2) are rotatably connected with guide wheels (26) slidably connected with the steel wire rope (1).
10. The trackless rubber-tyred vehicle for a one-way anti-sports car of a transport vehicle according to claim 1, characterized in that a pull rope is connected to the end of the pin (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121076635.1U CN215097518U (en) | 2021-05-19 | 2021-05-19 | Trackless rubber-tyred vehicle for one-way anti-sliding of transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121076635.1U CN215097518U (en) | 2021-05-19 | 2021-05-19 | Trackless rubber-tyred vehicle for one-way anti-sliding of transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215097518U true CN215097518U (en) | 2021-12-10 |
Family
ID=79298052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121076635.1U Expired - Fee Related CN215097518U (en) | 2021-05-19 | 2021-05-19 | Trackless rubber-tyred vehicle for one-way anti-sliding of transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215097518U (en) |
-
2021
- 2021-05-19 CN CN202121076635.1U patent/CN215097518U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |