CN211198357U

CN211198357U - Locking lifting appliance for lifting subway pipe piece

Info

Publication number: CN211198357U
Application number: CN201921409500.5U
Authority: CN
Inventors: 于赟; 王宏; 陈兴奎; 智东海; 黄少伟
Original assignee: Third Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd
Current assignee: Third Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-08-07
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses a locking sling for hoisting subway segments, which comprises a first clamping block and a second clamping block, wherein a first supporting block is welded on one side of the top of the first clamping block, a first cylinder is welded on the upper part of one side of the first supporting block, one end of the first cylinder is provided with a first bearing, a second supporting block is arranged above the first clamping block, a first arc-shaped groove and a second arc-shaped groove are respectively arranged on the two sides of the second supporting block, the outer ring of the first bearing is connected with the inner side wall of the first arc-shaped groove in a laminating way, the inner wall of the second arc-shaped groove is connected with a second bearing in a laminating way, the installation is convenient, the operation is simple, the labor can be saved, the problems of rope fracture and the like when the subway segments are locked and hoisted are not easy to occur, the stability and the safety of the locking sling are good, and the first bearing and the first arc-shaped groove are matched, make first fixture block and second fixture block remove to lock the subway section of jurisdiction.

Description

Locking lifting appliance for lifting subway pipe piece

Technical Field

The utility model relates to a locking hoist technical field specifically is a locking hoist for hoisting subway section of jurisdiction.

Background

The existing lifting appliance is usually provided with special riggings such as a lifting hook, a steel wire rope, a chain and the like. The lifting suction cups, the clamps, the forks and the like can be used as special lifting appliances on the crane for a long time, can also be used as replaceable auxiliary lifting appliances to be hung on lifting hooks for temporary use, and are commonly used for various warehouses and storage yards to improve the operation efficiency. The lifting appliance for grabbing the bulk materials is generally a grab bucket with an openable jaw plate, and can also be used for sucking magnetic conductive materials such as metal cuttings and the like by using an electromagnetic chuck. The lifting appliance for lifting the fluid materials is commonly provided with a holding bucket and a lifting tank, molten steel or chemical solution is generally discharged in a tilting or bottom plug drawing mode, and the fluid materials such as concrete are discharged by opening a bottom door of the lifting tank.

The hoisting and transferring of subway segments mostly adopt bolt hole-penetrating hoists, the hoisting and transferring are fixed with a simple hoist through penetrating screw rods, the subway segments are hoisted by steel wire ropes through the hoists, the operation is complex, the installation is troublesome, a large amount of manpower needs to be consumed, the subway segments are connected through bolts and steel wire ropes, the safety and the stability are poor, and therefore, the locking hoist for hoisting the subway segments is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking hoist for hoisting subway section of jurisdiction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a locking lifting appliance for lifting subway segments comprises a first clamping block and a second clamping block, wherein a first supporting block is welded on one side of the top of the first clamping block, a first cylinder is welded at the upper part of one side of the first supporting block, a first bearing is arranged at one end of the first cylinder, a second supporting block is arranged above the first clamping block, a first arc-shaped groove and a second arc-shaped groove are respectively arranged on two sides of the second supporting block, the outer ring of the first bearing is jointed with the inner side wall of the first arc-shaped groove, the inner wall of the second arc-shaped groove is jointed with the second bearing, a second cylinder is inserted into the inner ring of the second bearing, a third supporting block is welded at one end of the second cylinder, the bottom of the third supporting block is welded with a second clamping block, one side of the first clamping block is fixedly connected with a rotating shaft, and one side of the second clamping block is sleeved at one end of the rotating shaft.

As further preferable in the present technical solution: a first fixing block is welded in the middle of the top of the second supporting block, and a round hole is formed in the middle of one side of the first fixing block.

As further preferable in the present technical solution: the middle parts of one sides of the first clamping block and the second clamping block are respectively provided with a first triangular body, and the bottoms of the inner sides of the first clamping block and the second clamping block are respectively provided with a second triangular body at equal intervals.

As further preferable in the present technical solution: triangular notches are formed in two sides of the bottom of the supporting plate, and the second triangular body is inserted into the triangular notches.

As further preferable in the present technical solution: the top equidistance of backup pad is provided with the protruding piece, the bottom both sides of backup pad all weld the first in command, the shape of backup pad is the arc, the protruding piece is the cylinder setting.

As further preferable in the present technical solution: and a second handle is welded on one side of the top of each of the first clamping block and the second clamping block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a locking hoist for hoisting subway section of jurisdiction:

the locking lifting appliance is convenient to install, simple to operate, capable of saving manpower, not prone to the problems of rope breakage and the like when the subway segments are locked and lifted, and good in stability and safety;

two, through the mutually supporting between first bearing and first arc wall and second bearing and the second arc wall, make first fixture block and second fixture block remove, thereby lock the subway section of jurisdiction, notch through first three horns and subway section of jurisdiction one side is mutually supported, make the stability of locking hoist better, through the mutually supporting between the triangle-shaped notch of backup pad and the second three horns, make the confinement nature of locking hoist better, through the round hole that first fixed block was seted up, make between the couple and the locking hoist between the lug connection, make the locking hoist and be connected between the couple more stable.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

fig. 3 is a schematic top view of the present invention.

In the figure: 1. a first clamping block; 2. a first support block; 3. a first bearing; 4. a circular hole; 5. a first fixed block; 6. a second support block; 7. a third support block; 9. a first triangular body; 10. a second fixture block; 11. a second triangular body; 12. a first handle; 13. a first arc-shaped slot; 14. a second arc-shaped slot; 15. a first cylinder; 16. a second bearing; 17. a second cylinder; 18. a raised block; 19. a triangular notch; 20. a support plate; 21. a second handle; 22. a rotating shaft.

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.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a locking lifting appliance for lifting subway segments comprises a first clamping block 1 and a second clamping block 10, wherein a first supporting block 2 is welded on one side of the top of the first clamping block 1, a first cylinder 15 is welded on the upper portion of one side of the first supporting block 2, a first bearing 3 is arranged at one end of the first cylinder 15, a second supporting block 6 is arranged above the first clamping block 1, a first arc-shaped groove 13 and a second arc-shaped groove 14 are respectively formed in two sides of the second supporting block 6, the outer ring of the first bearing 3 is connected with the inner side wall of the first arc-shaped groove 13 in an attaching mode, a second bearing 16 is connected with the inner wall of the second arc-shaped groove 14 in an attaching mode, a second cylinder 17 is inserted into the inner ring of the second bearing 16, a third supporting block 7 is welded at one end of the second cylinder 17, the second clamping block 10 is welded at the bottom of the third supporting block 7, a rotating shaft 22 is fixedly connected to one side of the first, one side of the second fixture block 10 is sleeved on one end of the rotating shaft 22.

In this embodiment, specifically: first fixed block 5 has been welded at the top middle part of second supporting shoe 6, round hole 4 has been seted up at one side middle part of first fixed block 5, and the couple of loop wheel machine directly hangs in round hole 4, need not carry out connection once more through the nylon rope again, makes the security of locking hoist better, has practiced thrift the material simultaneously.

In this embodiment, specifically: first fixture block 1 all is provided with first triangle 9 with one side middle part of second fixture block 10, the equal equidistance of inboard bottom of first fixture block 1 and second fixture block 10 is provided with second triangle 11, and first triangle 9 sets up with the notch looks adaptation of subway section of jurisdiction one side, makes first fixture block 1 and second fixture block 10 when locking and hoisting the subway section of jurisdiction, and the subway section of jurisdiction can not appear the phenomenon of removing in the locking hoist, makes the stability of locking hoist better.

In this embodiment, specifically: triangular notches 19 are formed in two sides of the bottom of the supporting plate 20, the second triangular body 11 is inserted into the triangular notches 19, and the second triangular body 11 is inserted into the triangular notches 19, so that the fastening performance of the locking lifting appliance is enhanced.

In this embodiment, specifically: the top equidistance of backup pad 20 is provided with protruding piece 18, the first in command 12 of all welding in the bottom both sides of backup pad 20, the shape of backup pad 20 is the arc, protruding piece 18 sets up for the cylinder, and 4 looks adaptations of round hole that protruding piece 18 and subway section of jurisdiction bottom were seted up set up, lift by crane the in-process to the subway section of jurisdiction and play firm effect, through the first in command 12, make things convenient for the installation of staff to backup pad 20.

In this embodiment, specifically: and a second handle 21 is welded on one side of the tops of the first fixture block 1 and the second fixture block 10, and the positions of the first fixture block 1 and the second fixture block 10 on the subway segment can be adjusted through the second handle 21.

The working principle is that when the locking device is used, the supporting plate 20 is moved through the first handle 12, the convex block 18 is inserted into a hole at the bottom of a subway segment, the hook of the crane is hung in the round hole 4 formed in the first fixing block 5, the hook moves upwards, the locking hanger moves above the subway segment, the hook pushes downwards, the second supporting block 6 moves downwards, the first bearing 3 moves upwards in the first arc-shaped groove 13, the first bearing 3 drives the first cylinder 15 to move so as to drive the first supporting block 2 to move upwards, the second bearing 16 moves upwards in the second arc-shaped groove 14, the second bearing 16 drives the second cylinder 17 to move so as to drive the third supporting block 7 to move upwards, the first fixture block 1 and the second fixture block 10 move upwards, the positions of the first fixture block 1 and the second fixture block 10 are adjusted through the second handle 21, and the second triangular body 11 is inserted into the triangular notch 19, in first triangle 9 inserted the notch of subway section of jurisdiction both sides, the couple upwards moved, drives second supporting shoe 6 and upwards moves, makes first fixture block 1 and second fixture block 10 move down to make first fixture block 1 and second fixture block 10 lock.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a locking hoist for hoisting subway section of jurisdiction, includes first fixture block (1), backup pad (20) and second fixture block (10), its characterized in that: a first supporting block (2) is welded on one side of the top of the first clamping block (1), a first cylinder (15) is welded on the upper portion of one side of the first supporting block (2), a first bearing (3) is arranged at one end of the first cylinder (15), a second supporting block (6) is arranged above the first clamping block (1), a first arc-shaped groove (13) and a second arc-shaped groove (14) are respectively formed in two sides of the second supporting block (6), the outer ring of the first bearing (3) is connected with the inner side wall of the first arc-shaped groove (13) in a fitting manner, a second bearing (16) is connected with the inner wall of the second arc-shaped groove (14) in a fitting manner, a second cylinder (17) is inserted into the inner ring of the second bearing (16), a third supporting block (7) is welded at one end of the second cylinder (17), and a second clamping block (10) is welded at the bottom of the third supporting block (7), one side of the first fixture block (1) is fixedly connected with a rotating shaft (22), and one side of the second fixture block (10) is sleeved at one end of the rotating shaft (22).

2. The locking lifting appliance for lifting subway segments as claimed in claim 1, wherein: a first fixing block (5) is welded in the middle of the top of the second supporting block (6), and a round hole (4) is formed in the middle of one side of the first fixing block (5).

3. The locking lifting appliance for lifting subway segments as claimed in claim 1, wherein: the middle parts of one sides of the first clamping block (1) and the second clamping block (10) are respectively provided with a first triangular body (9), and the bottoms of the inner sides of the first clamping block (1) and the second clamping block (10) are respectively provided with a second triangular body (11) at equal intervals.

4. The locking lifting appliance for lifting subway segments as claimed in claim 3, wherein: triangular notches (19) are formed in two sides of the bottom of the supporting plate (20), and the second triangular body (11) is inserted into the triangular notches (19).

5. The locking lifting appliance for lifting subway segments as claimed in claim 4, wherein: the top equidistance of backup pad (20) is provided with protruding piece (18), the bottom both sides of backup pad (20) all weld first in command (12), the shape of backup pad (20) is the arc, protruding piece (18) are the cylinder setting.

6. The locking lifting appliance for lifting subway segments as claimed in claim 1, wherein: and a second handle (21) is welded on one side of the top of each of the first fixture block (1) and the second fixture block (10).