Lifting appliance for rapidly and vertically lifting steel bar coiled material

Abstract

The utility model relates to the technical field of reinforcing steel bar coiled material lifting, in particular to a rapid vertical reinforcing steel bar coiled material lifting appliance which comprises an annular top plate, a lifting chain arranged at the bottom end of the annular top plate, an L-shaped lifting hook arranged at the bottom end of the lifting chain, a through hole formed in one side of the L-shaped lifting hook, and a limiting lifting hook arranged on the inner side of the through hole. Sleeve columns are arranged at the top ends of the limiting lifting hooks, adjusting screws are arranged on the inner sides of the sleeve columns, and hooks are arranged at the top ends of the adjusting screws. The bottom end of a coiled material stack is hooked through the L-shaped lifting hook, then the limiting lifting hook is hooked into the through hole, the limiting lifting hook hooks the front end of the L-shaped lifting hook, the adjusting screw rod is rotated in the sleeve column, the length of the sleeve column and the length of the adjusting screw rod are adjusted according to the height of the coiled material stack, finally, the hook hooks a chain section at the proper position of a lifting chain, and the coiled material position is locked on the L-shaped lifting hook. The steel bar coiled materials are vertically hoisted at a time in a multi-direction fixing and balanced hoisting mode, the labor cost is reduced, the production efficiency is guaranteed, and therefore the practical value of the hoisting tool is effectively increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel bar coiled material hoisting technology field especially relates to steel bar coiled material fast vertical hoist. BACKGROUND

[0002] Steel bar coiled material is a kind of steel bar product supplied in the form of coiled, usually made of high-strength steel by hot rolling or cold processing process, is one of the indispensable basic materials in modern engineering construction, when conveying steel bar coiled material, need to assist steel bar truss machine to carry out the feeding treatment to coiled material.

[0003] Now steel bar truss machine replaces steel bar at least five times a day in steel bar feeding link, time is about thirty minutes, thereby, feeding will delay long production time every day, and the stability of the hoist coiled material is poor, it is difficult to place coiled material on pay-off rack once, feeding link greatly reduces production efficiency, leads to tight schedule, and artificial cost increases.

[0004] Therefore, aiming at the low production efficiency of existing hoist, high artificial cost, steel bar coiled material fast vertical hoist can be designed, feeding operation is simple and convenient by multidirectional fixation, balanced hoisting, can vertically hoist steel bar coiled material once, reduces artificial cost, guarantees production efficiency, improves daily average capacity, to effectively enhance the practical value of hoist. INVENTION CONTENTS

[0005] In order to overcome the problems that the stability of the hoist coiled material is poor in most steel bar truss machines, it is difficult to place coiled material on pay-off rack once, feeding link greatly reduces production efficiency, leads to tight schedule, and artificial cost increases, the utility model is provided.

[0006] The technical scheme of the utility model is: steel bar coiled material fast vertical hoist, including annular top plate, hoisting chain, L type hook, through-hole, limit hook, sleeve column, adjusting screw rod, second connecting chain and hook, the bottom of annular top plate is provided with hoisting chain, the bottom of hoisting chain is provided with L type hook, the side of L type hook is provided with through-hole, the inner side of through-hole is provided with limit hook, the top of limit hook is provided with sleeve column, the inner side of sleeve column is provided with adjusting screw rod, the top of adjusting screw rod is provided with second connecting chain, one end of second connecting chain is provided with hook.

[0007] Preferably, the lifting chain is fixed equidistantly by setting the annular top plate, ensuring the lifting balance of the lifting chain, preventing the lifting chain from being inclined and deviated, the lifting chain is fixedly connected with the L-shaped lifting hook, the lifting chain is placed inside the coil material stack, the L-shaped lifting hook is hooked at the bottom end of the coil material stack, the L-shaped lifting hook is hooked to the limiting lifting hook, the front end of the L-shaped lifting hook is hooked to the limiting lifting hook, the adjusting screw is rotated in the sleeve column, the sleeve column and the adjusting screw are adjusted according to the height of the coil material stack, the adjusting screw and the hook are connected by the second connecting chain, the hook is inserted into the coil material stack, the hook is hooked to the chain link at a proper position of the lifting chain, and the coil material is locked on the L-shaped lifting hook, so that the feeding operation is simple and convenient, the steel coil material can be vertically lifted at one time, the labor cost is reduced, the production efficiency is ensured, the daily average capacity is improved, and the practical value of the lifting appliance is enhanced.

[0008] Preferably, the lifting chain is fixed equidistantly by setting the annular top plate, ensuring the lifting balance of the lifting chain, preventing the lifting chain from being inclined and deviated, the lifting chain is fixedly connected with the L-shaped lifting hook, the lifting chain is placed inside the coil material stack, the L-shaped lifting hook is hooked at the bottom end of the coil material stack, the L-shaped lifting hook is hooked to the limiting lifting hook, the front end of the L-shaped lifting hook is hooked to the limiting lifting hook, the adjusting screw is rotated in the sleeve column, the sleeve column and the adjusting screw are adjusted according to the height of the coil material stack, the adjusting screw and the hook are connected by the second connecting chain, the hook is inserted into the coil material stack, the hook is hooked to the chain link at a proper position of the lifting chain, and the coil material is locked on the L-shaped lifting hook, so that the feeding operation is simple and convenient, the steel coil material can be vertically lifted at one time, the labor cost is reduced, the production efficiency is ensured, the daily average capacity is improved, and the practical value of the lifting appliance is enhanced.

[0009] Preferably, the top end of the annular top plate is provided with four groups of first connecting chains arranged equidistantly, and the top end of two groups of the first connecting chains is provided with a lifting ring.

[0010] Preferably, the first connecting chain corresponds in position to the lifting chain, the lifting ring is nestedly connected with the top end of the first connecting chain, and the lifting ring is symmetrically provided with two groups.

[0011] Preferably, the top end of the L-shaped lifting hook is provided with a first connecting ring, and the first connecting ring is nestedly connected with the bottom end of the lifting chain.

[0012] Preferably, the top end of the adjusting screw is provided with a second connecting ring, one end of the second connecting chain is arranged outside the second connecting ring, and the one end of the second connecting chain is nestedly connected with the second connecting ring.

[0013] Preferably, the rear end of the hook is provided with a third connecting ring, and the third connecting ring is nestedly connected with the other end of the second connecting chain.

[0014] The utility model discloses the beneficial effects of:

[0015] Before lifting, the lifting chain is fixed equidistantly through the annular top plate to ensure the lifting balance of the lifting chain and prevent the lifting chain from being obliquely pulled and deviated, the lifting chain is placed inside the coil material stack, the L-shaped lifting hook hooks the bottom end of the coil material stack to support the coil material, the limiting lifting hook is hooked into the through hole to hook the front end of the L-shaped lifting hook, the adjusting screw is rotated in the sleeve column, the sleeve column and the adjusting screw are adjusted in length according to the height of the coil material stack, finally, the hook is stretched into the coil material stack to hook the chain link at a proper position of the lifting chain, and the coil material is locked on the L-shaped lifting hook, so that the problems that most steel bar truss machines are delayed for a long production time in the steel bar feeding link, the stability of the lifting appliance for lifting the coil material is poor, the coil material is difficult to be placed on the pay-off rack at one time, the production efficiency is greatly reduced in the feeding link, and the labor cost is increased are solved, and the practical value of the lifting appliance is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A three-dimensional structure schematic view of the lifting appliance for quickly vertically lifting the steel bar coil material of the utility model is shown;

[0017] Figure 2 A three-dimensional structure schematic view of the annular top plate of the lifting appliance for quickly vertically lifting the steel bar coil material of the utility model is shown;

[0018] Figure 3 A three-dimensional structure schematic view of the L-shaped lifting hook of the lifting appliance for quickly vertically lifting the steel bar coil material of the utility model is shown;

[0019] Figure 4 A three-dimensional structure schematic view of the limiting lifting hook of the lifting appliance for quickly vertically lifting the steel bar coil material of the utility model is shown.

[0020] The reference signs are explained as follows: 1, annular top plate; 101, first connecting chain; 102, lifting ring; 2, lifting chain; 3, L-shaped lifting hook; 301, first connecting ring; 4, through hole; 5, limiting lifting hook; 6, sleeve column; 7, adjusting screw; 701, second connecting ring; 8, second connecting chain; 9, hook; 901, third connecting ring. DETAILED DESCRIPTION

[0021] The utility model will be further explained in connection with the drawings and examples.

[0022] Please refer to Figure 1 and Figure 3The utility model provides a kind of embodiment: steel reinforcement coil material fast vertical lifting sling, including annular roof 1, lifting chain 2, L type lifting hook 3, through hole 4, limit lifting hook 5, sleeve column 6, adjusting screw rod 7, second connecting chain 8 and hook 9, the bottom end of annular roof 1 is provided with lifting chain 2, lifting chain 2 annular equidistant is provided with four groups, the bottom end of lifting chain 2 is provided with L type lifting hook 3, one side of L type lifting hook 3 is provided with through hole 4, through hole 4 is set in the hook-like front end of L type lifting hook 3, the inside of through hole 4 is provided with limit lifting hook 5, the top end of limit lifting hook 5 is provided with sleeve column 6, the inside of sleeve column 6 is provided with adjusting screw rod 7, adjusting screw rod 7 is connected with sleeve column 6 by screw thread, the top end of adjusting screw rod 7 is provided with second connecting chain 8, one end of second connecting chain 8 is provided with hook 9.

[0023] Please refer to Figure 2 In the embodiment, the top end of the annular roof 1 is provided with four groups of first connecting chains 101 distributed annularly and equidistantly, the first connecting chains 101 correspond to the positions of the lifting chains 2, the top ends of two groups of the first connecting chains 101 are provided with lifting rings 102, the lifting rings 102 are connected with the top ends of the first connecting chains 101 in a nested manner, the lifting rings 102 are symmetrically provided in two groups, the lifting rings 102 are fixed by the first connecting chains 101, the lifting hooks on the steel bar truss machine are connected by the lifting rings 102, so that the sling is flexibly connected and fixed with the steel bar truss machine.

[0024] Please refer to Figure 3 With Figure 4 In the embodiment, the top end of the L type lifting hook 3 is provided with a first connecting ring 301, the first connecting ring 301 is connected with the bottom end of the lifting chain 2 in a nested manner, the L type lifting hook 3 is fixed by the first connecting ring 301, and the L type lifting hook 3 is stably fixed at the bottom end of the lifting chain 2.

[0025] The top end of the adjusting screw rod 7 is provided with a second connecting ring 701, one end of the second connecting chain 8 is provided on the outside of the second connecting ring 701, one end of the second connecting chain 8 is connected with the second connecting ring 701 in a nested manner, the second connecting chain 8 is fixed by the second connecting ring 701, so that the second connecting chain 8 is connected and fixed with the adjusting screw rod 7; the rear end of the hook 9 is provided with a third connecting ring 901, the third connecting ring 901 is connected with the other end of the second connecting chain 8 in a nested manner, the other end of the second connecting chain 8 is fixed by the third connecting ring 901, so that the hook 9 is connected and fixed with the second connecting chain 8.

[0026] Before lifting, the lifting ring 102 at one end of the first connecting chain 101 is hung on the lifting hook of the steel bar truss machine, the L type lifting hook 3 is fixed at the bottom end of the lifting chain 2 by the first connecting ring 301, the lifting chain 2 under the annular roof 1 is placed in the coil stack, the L type lifting hook 3 hooks the four corners at the bottom end of the coil stack in turn.

[0027] Subsequently, the limiting hook 5 is hooked into the through hole 4 of the L-shaped hook 3, the adjusting screw 7 is rotated around the sleeve column 6, the top end of the adjusting screw 7 is adjusted to be lower than the height of the coil material stack, the second connecting chain 8 is connected through the second connecting ring 701, the third connecting ring 901 is connected by using the second connecting chain 8, and the hook 9 is connected and fixed with the second connecting chain 8.

[0028] Finally, the hook 9 is moved to be hung on a suitable chain link of the lifting chain 2, the second connecting chain 8 is in a tension state, and then lifting operation is carried out.

[0029] Through the above steps, the lifting chain 2 is fixed at equal intervals by the annular top plate 1, the lifting balance of the lifting chain 2 is guaranteed, the lifting chain 2 is prevented from being obliquely pulled and deviated, the lifting chain 2 is fixedly connected with the L-shaped hook 3, the lifting chain 2 is placed inside the coil material stack, the bottom end of the coil material stack is hooked by the L-shaped hook 3, the coil material is supported by the L-shaped hook 3, the limiting hook 5 is hooked into the through hole 4, the front end of the L-shaped hook 3 is hooked by the limiting hook 5, the adjusting screw 7 is rotated in the sleeve column 6, the length of the sleeve column 6 and the adjusting screw 7 is adjusted according to the height of the coil material stack, the hook 9 is connected with the adjusting screw 7 through the second connecting chain 8, the hook 9 is inserted into the coil material stack, the chain link of the lifting chain 2 at a suitable position is hooked by the hook 9, the coil material is locked on the L-shaped hook 3, the loading operation is simple and convenient, the steel reinforcement coil material can be vertically lifted at one time, the labor cost is reduced, the production efficiency is guaranteed, and the daily average capacity is improved.

[0030] The embodiments of the utility model are described in detail in combination with the drawings above, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the person skilled in the art without departing from the purpose of the utility model.

Claims

1. A reinforcing steel bar coil vertical lifting device, comprising a ring-shaped top plate (1), a lifting chain (2), and an L-shaped lifting hook (3), characterized in that: Also include through hole (4), limit lifting hook (5), sleeve column (6), adjusting screw (7), second connecting chain (8) and hook (9), the bottom end of annular top plate (1) is provided with lifting chain (2), the bottom end of lifting chain (2) is provided with L type lifting hook (3), the side of L type lifting hook (3) is provided with through hole (4), the inner side of through hole (4) is provided with limit lifting hook (5), the top end of limit lifting hook (5) is provided with sleeve column (6), the inner side of sleeve column (6) is provided with adjusting screw (7), the top end of adjusting screw (7) is provided with second connecting chain (8), one end of second connecting chain (8) is provided with hook (9).

2. The rapid vertical lifting sling for reinforcing mat according to claim 1, characterized in that: Lifting chain (2) is provided with four groups at equal intervals, through hole (4) is provided in the hook-shaped front end of L type lifting hook (3), adjusting screw (7) is threadedly connected with sleeve column (6).

3. The rapid vertical lifting sling for reinforcing mat according to claim 1, characterized in that: The top end of annular top plate (1) is provided with four groups of first connecting chain (101) distributed at equal intervals, the top end of two groups of first connecting chain (101) is provided with lifting ring (102).

4. The rapid vertical lifting sling for reinforcing mat according to claim 3, characterized in that: First connecting chain (101) corresponds to the position of lifting chain (2), lifting ring (102) is nestedly connected with the top end of first connecting chain (101), lifting ring (102) is symmetrically provided with two groups.

5. The rapid vertical lifting sling for reinforcing mat according to claim 1, characterized in that: The top end of L type lifting hook (3) is provided with first connecting ring (301), first connecting ring (301) is nestedly connected with the bottom end of lifting chain (2).

6. The rapid vertical lifting sling for reinforcing mat according to claim 1, characterized in that: The top end of adjusting screw (7) is provided with second connecting ring (701), one end of second connecting chain (8) is provided on the outer side of second connecting ring (701), one end of second connecting chain (8) is nestedly connected with second connecting ring (701).

7. The rapid vertical lifting sling for reinforcing mat according to claim 6, characterized in that: The rear end of hook (9) is provided with third connecting ring (901), third connecting ring (901) is nestedly connected with the other end of second connecting chain (8).

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