CN219362315U - Swing arm wedge type anti-falling device for tensioning vehicle - Google Patents
Swing arm wedge type anti-falling device for tensioning vehicle Download PDFInfo
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- CN219362315U CN219362315U CN202320769179.1U CN202320769179U CN219362315U CN 219362315 U CN219362315 U CN 219362315U CN 202320769179 U CN202320769179 U CN 202320769179U CN 219362315 U CN219362315 U CN 219362315U
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- swing arm
- tensioning
- storage bin
- connecting rod
- wedge
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Abstract
The utility model discloses a swing arm wedge type anti-falling device for a tensioning vehicle, which solves the problems of complex structure and poor adaptability of the anti-falling device for the tensioning vehicle in the prior art. The belt storage bin comprises a tensioning vehicle frame arranged in a belt storage bin, wherein a travelling wheel is arranged on the tensioning vehicle frame and can move along a belt storage bin guide rail arranged on the inner wall of the belt storage bin, a swing arm connecting rod mechanism is arranged on the tensioning vehicle frame, and a wedge block corresponding to the travelling wheel is arranged on the swing arm connecting rod mechanism; after the steel wire rope on the tensioning car frame breaks, the swing arm connecting rod mechanism drives the wedge block to be inserted between the travelling wheel and the belt storage bin guide rail, and the downward-sliding tensioning car frame is fixed on the belt storage bin guide rail by utilizing the wedge effect generated by the wedge block to prevent the tensioning car frame from falling down. The utility model utilizes the swing arm connecting rod mechanism to drive the wedge block to move, so as to realize the clamping and the fixing of the travelling wheel, has simple structure and high adaptation degree with the tensioning vehicle frame in the belt storage bin, and effectively realizes the falling prevention of the tensioning vehicle frame.
Description
Technical Field
The utility model relates to the technical field of anti-falling of a tensioning vehicle, in particular to a swing arm wedge type anti-falling device for the tensioning vehicle.
Background
The continuous belt conveyor is used as a slag discharging system matched with a shield machine and is widely applied to the fields of water conservancy tunnels, urban subways and the like, and the belt storage bin is divided into a horizontal belt storage bin and a vertical belt storage bin according to the field; the horizontal belt storage bin needs to occupy about 100m in length, and the vertical belt storage bin can be arranged on the side wall of the vertical shaft by utilizing the space of the vertical shaft, so that the field space is saved.
The belt storage bin can be one of important parts of the belt conveyor, when the belt storage bin is used for a vertical belt storage bin, the belt storage bin is suspended in the air by a steel wire rope, and once the steel wire rope breaks, serious safety accidents are caused by falling of the steel wire rope. Thus, preventing the fall is one of the necessary functions of the tightening vehicle. Heretofore, there has been no fall arrest device specifically for tensioning a vehicle. Other types of fall protection devices, such as the vertical conveyor rope breaking fall protection device with application number 942153626, utilize pulley support, connecting rope, tripod and other components to stop the vertical conveyor from sliding down. However, the anti-falling device has the defects of complex structure, poor adaptability, low reliability and high cost.
Disclosure of Invention
Aiming at the defects in the background technology, the utility model provides a swing arm wedge type anti-falling device for a tensioning vehicle, which solves the problems of complex structure and poor adaptability of the anti-falling device for the tensioning vehicle in the prior art.
The technical scheme of the utility model is realized as follows: the swing arm wedge type anti-falling device for the tensioning vehicle comprises a tensioning vehicle frame arranged in a belt storage bin, wherein a travelling wheel is arranged on the tensioning vehicle frame and can move along a belt storage bin guide rail arranged on the inner wall of the belt storage bin, a swing arm connecting rod mechanism is arranged on the tensioning vehicle frame, and a wedge block corresponding to the travelling wheel is arranged on the swing arm connecting rod mechanism; after the steel wire rope on the tensioning car frame breaks, the swing arm connecting rod mechanism drives the wedge block to be inserted between the travelling wheel and the belt storage bin guide rail, and the downward-sliding tensioning car frame is fixed on the belt storage bin guide rail by utilizing the wedge effect generated by the wedge block to prevent the tensioning car frame from falling down.
As a preferable mode, the swing arm connecting rod mechanism comprises a swing arm and a rotating rod, wherein the swing arm and the rotating rod are hinged to the upper portion of the tensioning car frame, one end of the swing arm is provided with an outer pulley block used for winding a steel wire rope, the other end of the swing arm is hinged to the rotating rod, and one end, close to a travelling wheel, of the rotating rod is provided with a wedge block. Preferably, the swing arm is connected with the rotating rod through a connecting rod, and two ends of the connecting rod are respectively hinged with the swing arm and the rotating rod.
As another preferable mode, the swing arm connecting rod mechanism comprises a swing arm and a rotating rod which are hinged to the upper portion of the tensioning vehicle frame, one end, close to the rotating rod, of the swing arm is provided with an outer pulley block used for winding a steel wire rope, and one end of the rotating rod is located below the swing arm and an overlapping portion exists between the swing arm and the rotating rod; the other end of the rotating rod is provided with a wedge block. Preferably, a cushion block part is arranged at one end of the swing arm far away from the outer pulley block, the cushion block part and the swing arm are integrally formed into an 132 component, and a hinge point between the swing arm and the tensioning vehicle frame is positioned between the cushion block part and the outer pulley block.
Further, the swing arm is hinged on the tensioning car frame through a large support, and the rotating rod is hinged on the tensioning car frame through a small support.
Further, an inner pulley group is arranged on the upper portion of the tensioning vehicle frame, and the inner pulley group, the outer pulley group and the upper pulley group arranged in the belt storage bin are matched to be used for winding the steel wire rope together.
Further, a direction-changing roller group is arranged at the lower part of the tensioning vehicle frame, and the direction-changing roller group is matched with a lower pulley block arranged in the belt storage bin to realize the reversing of the steel wire rope.
Further, the driving wheels comprise upper wheels and lower wheels which are arranged on two sides of the tensioning vehicle frame, the lower wheels are located below the upper wheels, and the wedge blocks on the swing arm connecting rod mechanisms correspond to the upper wheels.
The beneficial effects of the utility model are as follows: the utility model utilizes the swing arm connecting rod mechanism to drive the wedge block to move, so as to realize the clamping and the fixing of the travelling wheel, has simple structure and high adaptation degree with the tensioning vehicle frame in the belt storage bin, and effectively realizes the falling prevention of the tensioning vehicle frame. When the steel wire rope is utilized to break the rope, the swing arm swings under the action of gravity, drives the wedge block to move upwards and be plugged between the wheel on the tensioning vehicle and the storage belt bin guide rail, the reaction is sensitive and effective, the sliding tensioning vehicle frame is fixed on the storage belt bin guide rail by utilizing the wedge effect generated by the wedge block, accordingly, the falling of the tensioning vehicle is avoided, and the use safety of the tensioning vehicle is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
Fig. 1 is a schematic view of the overall structure of the present utility model in embodiment 1.
Fig. 2 is a partial enlarged view of fig. 1 at a.
Fig. 3 is a schematic diagram of the overall structure of the present utility model in embodiment 2.
Fig. 4 is a partial enlarged view of fig. 3 at B.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.
Embodiment 1, as shown in fig. 1, a swing arm wedge type anti-falling device for a tensioning vehicle comprises a tensioning vehicle frame 1 arranged in a belt storage bin 15, wherein the belt storage bin 15 adopts a vertical belt storage bin, and the tensioning vehicle frame 1 is of a steel structure and is a framework of the tensioning vehicle. The tensioning car frame 1 is provided with a travelling wheel 16, the travelling wheel 16 can move along the belt storage bin guide rail 2 arranged on the inner wall of the belt storage bin 15, and when the tensioning car works normally, the tensioning car frame 1 moves up and down along the belt storage bin guide rail 2 under the traction of the steel wire rope 10, so that the tensioning of the adhesive tape is realized. The tensioning vehicle frame 1 is provided with a swing arm connecting rod mechanism, and the swing arm connecting rod mechanism is provided with a wedge block 4 corresponding to the travelling wheel 16. After the wire rope 10 on the tensioning car frame 1 breaks, the swing arm connecting rod mechanism drives the wedge blocks 4 to be inserted between the travelling wheels 16 and the belt storage bin guide rail 2, the sliding tensioning car frame 1 is fixed on the belt storage bin guide rail 2 by utilizing the wedge effect generated by the wedge blocks 4, the tensioning car frame 1 is prevented from falling down, and the use safety of the tensioning car is greatly improved.
As shown in fig. 2, in this embodiment, as a preferable solution, the swing arm link mechanism includes a swing arm 7 and a rotating rod 3 hinged on the upper portion of the tensioning vehicle frame 1, one end of the swing arm 7 is provided with an outer pulley block 9 for winding a steel wire rope, the other end is hinged with the rotating rod 3, one end of the rotating rod 3, which is close to the running wheel 16, is provided with a wedge block 4, and the wedge block is hinged on the rotating rod and faces the running wheel. The swinging arm 7 is connected with the rotating rod 3 through the connecting rod 6, and two ends of the connecting rod 6 are hinged with the swinging arm 7 and the rotating rod 3 respectively. In the embodiment, the swing arm connecting rod mechanism is connected through the connecting rod to form the connecting rod mechanism, so that the wedge block can move up and down, and the integrity is realized in the moving process. When the steel wire rope 10 breaks, the inner side (the side provided with the outer pulley block) of the swing arm 7 deflects downwards under the action of gravity, meanwhile, the outer side of the swing arm 7 lifts upwards, pulls the rotating rod 3 through the connecting rod 6, drives the wedge block 4 to move upwards and is plugged between the upper wheel 12 of the tensioning vehicle and the belt storage bin guide rail 2, and the downward-sliding tensioning vehicle frame 1 is fixed on the belt storage bin guide rail 2 by utilizing the wedge effect generated by the wedge block 4.
Embodiment 2, as shown in fig. 3, differs from embodiment 1 in that: the swing arm connecting rod mechanism in the embodiment comprises a swing arm 7 and a rotating rod 3 which are hinged to the upper part of the tensioning car frame 1, an outer pulley block 9 used for winding a steel wire rope is arranged at one end, close to the rotating rod 3, of the swing arm 7, and one end, below the swing arm 7, of the rotating rod 3 is provided with an overlapping part; the other end of the rotating rod 3 is provided with a wedge block 4, and a hinge point between the rotating rod and the tensioning car frame 1 is positioned in the middle of the rotating rod close to the swing arm. The swing arm connecting rod mechanism has no mechanical connection and makes the wedge move completely under the action of gravity.
As shown in fig. 4, in this embodiment, a cushion block portion 17 is disposed at an end of the swing arm 7 away from the outer pulley block 9, and the cushion block portion 17 and the swing arm 7 are integrally formed into a member of the shape of a member for balancing the swing arm. The hinge point between the swing arm 7 and the tensioning car frame 1 is located between the pad part 17 and the outer pulley block 9. When the steel wire rope 10 breaks, the outer side (the side provided with the outer pulley block 9) of the swing arm 7 deflects downwards under the action of gravity and presses the inner side of the rotating rod 3 to move downwards, and meanwhile, the outer side (the side provided with the wedge block) of the rotating rod lifts upwards to drive the wedge block 4 to move upwards and be plugged between the wheel 12 on the tensioning vehicle and the belt storage bin guide rail 2, and the downward-sliding tensioning vehicle frame 1 is fixed on the belt storage bin guide rail 2 by utilizing the wedge effect generated by the wedge block 4.
Example 3 this example was further modified on the basis of example 1 or 2 as shown in fig. 1 or 3:
in this embodiment, the swing arm 7 is hinged to the tensioning car frame 1 through a large support 8, and the rotating rod 3 is hinged to the tensioning car frame 1 through a small support 5. The large support 8 and the small support are fixed on the upper part of the tensioning car frame, and the height of the rotating rod in a horizontal state is lower than that of the swing arm in a horizontal state, so that interference in the action process of the swing arm connecting rod mechanism is avoided.
In this embodiment, an inner pulley set 11 is disposed on the upper portion of the tensioning vehicle frame 1, and the inner pulley set 11, the outer pulley set 9 and an upper pulley set disposed in the belt storage bin 15 are matched together to wind the steel wire rope 10. Preferably, a direction-changing roller group 14 is arranged at the lower part of the tensioning car frame 1, and the direction-changing roller group 14 is matched with a lower pulley block arranged in the belt storage bin 15 to realize the direction change of the steel wire rope. When the tensioning vehicle works normally, the tensioning vehicle frame 1 moves up and down along the belt storage bin guide rail 2 under the traction of the steel wire rope 10, so that the tensioning of the adhesive belt is realized.
The driving wheel 16 in this embodiment includes a tightening vehicle upper wheel 12 and a tightening vehicle lower wheel 13, which are disposed on both sides of the tightening vehicle frame 1, the tightening vehicle lower wheel 13 is located below the tightening vehicle upper wheel 12, and the wedge 4 on the swing arm link mechanism corresponds to the tightening vehicle upper wheel 12. The belt storage bin guide rails 2 are respectively arranged on the side walls of the two sides of the belt storage bin and are parallel to each other; two sets of guarantee wedges are also arranged corresponding to the swing arm link mechanisms and correspond to the wheels 12 on the tensioning vehicle one by one. When the steel wire rope 10 breaks, the two groups of swing arm connecting rod mechanisms drive the two wedges to be respectively plugged between the corresponding upper wheel of the tensioning vehicle and the guide rail of the belt storage bin, double clamping is realized, and the anti-falling effect is improved.
Other structures are the same as those of embodiment 1 or 2.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (9)
1. The utility model provides a taut automobile-used swing arm voussoir type anti-falling device, includes taut car frame (1) that sets up in storage area storehouse (15), its characterized in that: the tensioning vehicle frame (1) is provided with a travelling wheel (16), the travelling wheel (16) can move along a belt storage bin guide rail (2) arranged on the inner wall of the belt storage bin (15), the tensioning vehicle frame (1) is provided with a swing arm connecting rod mechanism, and the swing arm connecting rod mechanism is provided with a wedge block (4) corresponding to the travelling wheel (16); after the steel wire rope (10) on the tensioning car frame (1) is broken, the swing arm connecting rod mechanism drives the wedge block (4) to be inserted between the travelling wheel (16) and the belt storage bin guide rail (2), and the downward-sliding tensioning car frame (1) is fixed on the belt storage bin guide rail (2) by utilizing the wedge effect generated by the wedge block (4) to prevent the tensioning car frame (1) from falling down.
2. The swing arm wedge type fall arrest device for a tensioning vehicle as claimed in claim 1, wherein: the swing arm connecting rod mechanism comprises a swing arm (7) and a rotating rod (3) hinged to the upper portion of the tensioning car frame (1), an outer pulley block (9) used for winding a steel wire rope is arranged at one end of the swing arm (7), the other end of the swing arm is hinged to the rotating rod (3), and a wedge block (4) is arranged at one end, close to a running wheel (16), of the rotating rod (3).
3. The swing arm wedge type fall arrest device for a tensioning vehicle as claimed in claim 2, wherein: the swing arm (7) is connected with the rotating rod (3) through the connecting rod (6), and two ends of the connecting rod (6) are respectively hinged with the swing arm (7) and the rotating rod (3).
4. The swing arm wedge type fall arrest device for a tensioning vehicle as claimed in claim 1, wherein: the swing arm connecting rod mechanism comprises a swing arm (7) and a rotating rod (3) which are hinged to the upper part of the tensioning vehicle frame (1), one end, close to the rotating rod (3), of the swing arm (7) is provided with an outer pulley block (9) used for winding a steel wire rope, and one end of the rotating rod (3) is positioned below the swing arm (7) and an overlapping part exists between the swing arm and the rotating rod; the other end of the rotating rod (3) is provided with a wedge block (4).
5. The swing arm wedge type fall arrest device for a tensioning vehicle as claimed in claim 4, wherein: one end of the swing arm (7) far away from the outer pulley block (9) is provided with a cushion block part (17), the cushion block part (17) and the swing arm (7) are integrally formed into a model member, and a hinge point between the swing arm (7) and the tensioning vehicle frame (1) is positioned between the cushion block part (17) and the outer pulley block (9).
6. The swing arm wedge type fall arrest device for a tensioning vehicle as claimed in claim 2 or 4, wherein: the swing arm (7) is hinged on the tensioning car frame (1) through a large support (8), and the rotating rod (3) is hinged on the tensioning car frame (1) through a small support (5).
7. The swing arm wedge type anti-falling device for tensioning a vehicle according to any one of claims 1 to 3 and 5, wherein: the tensioning car frame (1) upper portion is equipped with interior slip wheelset (11), outer assembly pulley (9) are used for winding wire rope (10) jointly with setting up the cooperation of the upper assembly pulley in storing up area storehouse (15).
8. The swing arm wedge type fall arrest device for a tensioning vehicle as claimed in claim 7, wherein: the lower part of the tensioning car frame (1) is provided with a direction-changing roller group (14), and the direction-changing roller group (14) is matched with a lower pulley block arranged in the belt storage bin (15) to realize the reversing of the steel wire rope.
9. The swing arm wedge type fall protection device for a tensioning vehicle according to any one of claims 1 to 3, 5 and 8, wherein: the travelling wheel (16) comprises tensioning vehicle upper wheels (12) and tensioning vehicle lower wheels (13) which are arranged on two sides of the tensioning vehicle frame (1), the tensioning vehicle lower wheels (13) are located below the tensioning vehicle upper wheels (12), and wedge blocks (4) on the swing arm connecting rod mechanism correspond to the tensioning vehicle upper wheels (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320769179.1U CN219362315U (en) | 2023-04-10 | 2023-04-10 | Swing arm wedge type anti-falling device for tensioning vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320769179.1U CN219362315U (en) | 2023-04-10 | 2023-04-10 | Swing arm wedge type anti-falling device for tensioning vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219362315U true CN219362315U (en) | 2023-07-18 |
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ID=87115014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320769179.1U Active CN219362315U (en) | 2023-04-10 | 2023-04-10 | Swing arm wedge type anti-falling device for tensioning vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219362315U (en) |
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2023
- 2023-04-10 CN CN202320769179.1U patent/CN219362315U/en active Active
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