Transfer device for steel pipe stand columns in low-clearance small pilot tunnel

Abstract

The utility model relates to the technical field of slag conveying devices, in particular to a low-clearance small pilot tunnel inner steel pipe stand column transferring device which comprises a supporting frame. The conveying vehicle slides on the supporting frame; the winding device is arranged on the conveying vehicle; the steel wire rope is connected with the output end of the winding device; and the steel pipe body is sleeved with the supporting ring, and the supporting ring is connected with the steel wire rope and suitable for abutting against the bottom face of the first flange. According to the transferring device for the steel pipe stand column in the low-clearance small pilot tunnel, through cooperation of the supporting ring and the winding device, the steel pipe body is hung, then the steel pipe body slides on the supporting frame through the conveying vehicle, the steel pipe body is conveyed to the designated position, the steel pipe body is conveyed downwards through the winding device, and the conveying and construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of slag transport devices, in particular to a steel pipe column transport device in a low-headroom small guide tunnel. Background Art

[0002] Since steel pipe columns are easier to construct and have higher strength, they are generally considered when constructing columns in some relatively narrow spaces.

[0003] The steel pipe column is made of multiple steel pipes. Figure 1 Each steel tube body 4 is provided with a first flange 41 and a second flange 42. The first flange 41 is provided at the top of the steel tube body 4, and the second flange 42 is provided at the bottom of the steel tube body 4. Through holes are provided on the first flange 41 and the second flange 42 so as to be connected by bolts.

[0004] However, when constructing in a narrow space, the transportation of each section of steel pipe is also rather troublesome, so a solution is urgently needed. Utility Model Content

[0005] The technical problem to be solved by the utility model is: in order to solve the technical problems in the prior art, the utility model provides a steel pipe column transport device in a low-headroom small guide tunnel.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a steel pipe column transport device in a low-headroom small guide tunnel, comprising a support frame; a conveying vehicle sliding on the support frame; a winding device arranged on the conveying vehicle; a steel wire rope connected to the output end of the winding device; a support ring sleeved on the steel pipe body, the support ring is connected to the steel wire rope and is suitable for contacting the bottom surface of the first flange.

[0007] The utility model discloses a device for transferring steel pipe columns in a small guide tunnel with low clearance. The steel pipe body is suspended by the cooperation of a support ring and a winding device. Then, a conveyor vehicle slides on a support frame to transport the steel pipe body to a designated position. The steel pipe body is moved downward by the winding device, thereby improving transportation and construction efficiency.

[0008] Furthermore, the support ring includes a first half ring and a second half ring, and the first half ring and the second half ring are spliced ​​into a circle and then connected by bolts.

[0009] Furthermore, the steel wire rope is connected to an auxiliary rope, the auxiliary rope is connected to an auxiliary bolt, and the auxiliary bolt passes through the through hole of the second flange and is threadedly connected to an auxiliary nut.

[0010] Furthermore, the winding device includes a drum and a hand wheel, the drum is rotatably connected to the conveying vehicle, the hand wheel is connected to the drum to drive the drum to rotate, and one end of the wire rope away from the support ring is fixedly connected to the drum.

[0011] Furthermore, a worm is rotatably connected to the conveying vehicle, the worm is coaxially connected to the hand wheel, a worm wheel is coaxially connected to the reel, and the worm wheel is meshed with the worm.

[0012] Furthermore, the worm wheel and the worm satisfy a self-locking condition.

[0013] Furthermore, the bottom of the transport vehicle is provided with moving wheels, the support frame is provided with guide rails, and the moving wheels slide in the guide rails.

[0014] Furthermore, a limit frame is provided on the guide rail, and the limit frame includes a side plate and a top plate connected to each other, the side plate is connected to the side wall of the guide rail, and the moving wheel is located below the top plate to prevent the moving wheel from leaving the guide rail.

[0015] Furthermore, the support frame is of a splicing type.

[0016] Furthermore, there are at least two steel wire ropes.

[0017] The beneficial effects of the utility model are:

[0018] 1. The steel pipe body is suspended through the cooperation of the support ring and the winding device, and then the conveyor vehicle slides on the support frame to transport the steel pipe body to the designated position, and the steel pipe body is lowered through the winding device to improve the transportation and construction efficiency;

[0019] 2. Through the setting of auxiliary ropes, auxiliary bolts and auxiliary nuts, it is convenient to assist the suspension of the steel pipe body, improve the stability of the suspension of the steel pipe body, and reduce the possibility of shaking or falling of the steel pipe body during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] Figure 1 It is a structural schematic diagram of a steel pipe body in the background technology.

[0022] Figure 2 It is a schematic diagram of the overall structure of the utility model.

[0023] Figure 3 yes Figure 2 A partial enlarged view of part A in the middle.

[0024] Figure 4 It is a structural schematic diagram of a winding device in the utility model.

[0025] Figure 5 It is a structural schematic diagram embodying the support ring and auxiliary bolts in the utility model.

[0026] In the figure: 1. support frame; 11. guide rail; 12. limit frame; 121. side plate; 122. top plate; 2. conveyor vehicle; 21. winding device; 211. hand wheel; 212. worm; 213. worm gear; 214. reel; 22. moving wheel; 23. wire rope; 231. auxiliary rope; 232. auxiliary bolt; 233. auxiliary nut; 3. support ring; 31. first half ring; 32. second half ring; 4. steel pipe body; 41. first flange; 42. second flange. DETAILED DESCRIPTION

[0027] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0028] Reference Figures 2 to 5 A low-headroom small guide tunnel steel pipe column transport device includes a support frame 1, a conveying vehicle 2 is slidably mounted on the support frame 1, a winding device 21 is arranged on the conveying vehicle 2, two steel wire ropes 23 are connected to the output end of the winding device 21, and the two steel wire ropes 23 are connected to the same support ring 3, the support ring 3 is sleeved on the steel pipe body 4, and is used to contact the bottom surface of the first flange 41 to realize the suspension of the steel pipe body 4. The support frame 1 adopts a splicing type, and can be spliced ​​according to the length to be transported.

[0029] During operation, the steel pipe body 4 is suspended through the cooperation of the support ring 3 and the winding device 21, and then the conveying vehicle 2 slides on the support frame 1 to transport the steel pipe body 4 to the designated position, and the steel pipe body 4 is moved downward through the winding device 21 to improve the transportation and construction efficiency.

[0030] Specifically, the bottom of the transport vehicle 2 is rotatably connected with moving wheels 22 . In this embodiment, there are four moving wheels 22 . A guide rail 11 is provided on the support frame 1 . There are two guide rails 11 . Two moving wheels 22 roll in each guide rail 11 .

[0031] The guide rail 11 is provided with a limit frame 12, which includes a side plate 121 and a top plate 122 connected to each other, the side plate 121 is fixedly connected to the side wall of the guide rail 11, and the moving wheel 22 is located below the top plate 122 to prevent the moving wheel 22 from detaching from the guide rail 11. Two limit frames 12 are provided, and the two limit frames 12 are arranged opposite to each other.

[0032] The winding device 21 includes a drum 214 and a hand wheel 211. The drum 214 is rotatably connected to the conveying vehicle 2. The conveying vehicle 2 is rotatably connected to a worm 212. The worm 212 is coaxially fixedly connected to the hand wheel 211. The drum 214 is coaxially fixedly connected to a worm wheel 213. The worm wheel 213 is meshed with the worm 212, and the worm wheel 213 and the worm 212 meet the self-locking condition. The ends of the two steel wire ropes 23 away from the support ring 3 are fixedly connected to the drum 214. The drum 214 is provided with two spiral grooves for accommodating the steel wire ropes 23, so that when the two steel wire ropes 23 are wound, the two steel wire ropes 23 are both located in separate spiral grooves, thereby keeping the wound lengths of the two steel wire ropes 23 equal. When working, the hand wheel 211 is turned, the worm 212 rotates to drive the worm wheel 213 to rotate, and then drives the drum 214 to rotate, and the steel wire ropes 23 are wound.

[0033] Specifically, the support ring 3 includes a first half ring 31 and a second half ring 32. The first half ring 31 and the second half ring 32 are spliced ​​into a circle and fixedly connected by bolts. During installation, the first half ring 31 and the second half ring 32 are put on the steel pipe body 4 and spliced ​​into a circle. At the same time, the first half ring 31 and the second half ring 32 are in contact with the bottom surface of the first flange 41, and then the first half ring 31 and the second half ring 32 are locked by bolts.

[0034] An auxiliary rope 231 is fixedly connected to the steel wire rope 23 , and an auxiliary bolt 232 is fixedly connected to the auxiliary rope 231 . The auxiliary bolt 232 passes through the through hole of the second flange 42 and is threadedly connected to an auxiliary nut 233 .

[0035] Working principle: The steel tube body 4 is suspended by the cooperation of the support ring 3 and the winding device 21, and then the conveyor 2 slides on the support frame 1 to transport the steel tube body 4 to the designated position, and the steel tube body 4 is lowered by the winding device 21 to improve the transportation and construction efficiency. The auxiliary rope 231, the auxiliary bolt 232 and the auxiliary nut 233 are arranged to facilitate the auxiliary suspension of the steel tube body 4, improve the stability of the suspension of the steel tube body 4, and reduce the possibility of shaking or falling of the steel tube body 4 during transportation.

[0036] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A steel pipe column transport device in a low-headroom small guide tunnel, characterized in that: include Support frame (1); A conveying vehicle (2) slides on the supporting frame (1); A winding device (21) is arranged on the conveying vehicle (2); A steel wire rope (23) connected to the output end of the winding device (21); A support ring (3) is sleeved on the steel pipe body (4); the support ring (3) is connected to the steel wire rope (23) and is suitable for contacting the bottom surface of the first flange (41).

2. A low-headroom small-pipe tunnel steel pipe column transport device as claimed in claim 1, characterized in that: The support ring (3) comprises a first half ring (31) and a second half ring (32); the first half ring (31) and the second half ring (32) are spliced ​​into a circle and then connected by bolts.

3. A low-headroom small-pipe tunnel steel pipe column transport device as claimed in claim 2, characterized in that: The steel wire rope (23) is also connected to an auxiliary rope (231), and the auxiliary rope (231) is connected to an auxiliary bolt (232). The auxiliary bolt (232) passes through the through hole of the second flange (42) and is threadedly connected to an auxiliary nut (233).

4. A low-headroom small-pipe tunnel steel pipe column transport device as claimed in claim 2, characterized in that: The winding device (21) comprises a drum (214) and a hand wheel (211); the drum (214) is rotatably connected to the conveying vehicle (2); the hand wheel (211) is connected to the drum (214) to drive the drum (214) to rotate; and one end of the steel wire rope (23) away from the supporting ring (3) is fixedly connected to the drum (214).

5. A low-headroom small-pipe tunnel steel pipe column transport device as claimed in claim 4, characterized in that: A worm (212) is rotatably connected to the transport vehicle (2), the worm (212) is coaxially connected to a hand wheel (211), a worm wheel (213) is coaxially connected to the reel (214), and the worm wheel (213) is meshed with the worm (212).

6. A low-headroom small-pipe tunnel steel pipe column transport device as claimed in claim 5, characterized in that: The worm wheel (213) and the worm (212) meet the self-locking condition.

7. The low-headroom small-pipe tunnel steel pipe column transport device according to claim 5, characterized in that: The bottom of the transport vehicle (2) is provided with a moving wheel (22), the support frame (1) is provided with a guide rail (11), and the moving wheel (22) slides in the guide rail (11).

8. The low-headroom small-pipe tunnel steel pipe column transport device according to claim 7, characterized in that: A limit frame (12) is provided on the guide rail (11), and the limit frame (12) comprises a side plate (121) and a top plate (122) connected to each other, the side plate (121) is connected to the side wall of the guide rail (11), and the moving wheel (22) is located below the top plate (122) to prevent the moving wheel (22) from detaching from the guide rail (11).

9. The low-headroom small-pipe tunnel steel pipe column transport device according to claim 1, characterized in that: The support frame (1) is of a spliced ​​type.

10. The low-headroom small-pipe tunnel steel pipe column transport device according to claim 1, characterized in that: At least two steel wire ropes (23) are provided.

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