CN210635599U - Prevent cracked steel bar truss concrete superimposed sheet hoist - Google Patents
Prevent cracked steel bar truss concrete superimposed sheet hoist Download PDFInfo
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- CN210635599U CN210635599U CN201920777657.7U CN201920777657U CN210635599U CN 210635599 U CN210635599 U CN 210635599U CN 201920777657 U CN201920777657 U CN 201920777657U CN 210635599 U CN210635599 U CN 210635599U
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Abstract
The utility model discloses a breakage-proof steel bar truss concrete laminated slab lifting appliance, which comprises a positive and negative tooth pull rod, two angle steels, a telescopic part, pulleys and a lifting hook, wherein the telescopic part is two crossed stress rods, the number of the angle steels is two, each angle steel is provided with two waist-shaped holes, the two angle steels are respectively arranged at two ends of the telescopic part, the front end and the back end of each stress rod are movably connected with the angle steel at the waist-shaped holes, the two ends of each angle steel are provided with a positive screw rod and a negative screw rod, the positive and negative tooth pull rods are arranged at two sides of the telescopic part, one end of each positive and negative tooth pull rod is provided with a positive internal thread, the other end of each positive tooth screw rod is provided with a negative internal thread, the negative tooth screw rod is connected with a positive internal thread, the negative tooth screw rod is connected with a negative internal thread, the upper part of each angle steel, the size of the lifting appliance can be changed, the lifting is stable, and the safety of constructors is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of equipment loading and unloading hoist, concretely relates to prevent cracked steel bar truss concrete superimposed sheet hoist.
Background
In the building construction process of the prior building, more and more buildings use laminated slabs to replace original cast-in-place floor slabs. The laminated floor slab is formed by combining the precast slabs and the concrete layer into a whole to work together, so that the building structure height is reduced, the rigidity is high, the consumption of reinforcing steel bars is not increased, and templates are saved. The laminated slab has long span and large weight, 2-4 rows of inverted V-shaped steel bar trusses are arranged on the surface of the laminated slab, the laminated slab is transversely arranged during hoisting in the past, a lifting appliance starts to hoist after hooking the outermost row of trusses, as shown in figure 3, 4 lifting hooks hook the two rows of trusses, the laminated slab is damaged due to the fact that the laminated slab is broken towards the middle in the hoisting process, and the safety of constructors can be threatened.
Disclosure of Invention
In order to solve the problem, the utility model discloses a prevent cracked steel bar truss concrete superimposed sheet hoist, it is rational in infrastructure, can change the hoist size, it is steady to lift by crane, has guaranteed constructor's safety.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a prevent cracked steel bar truss concrete superimposed sheet hoist, includes positive and negative tooth pull rod, angle steel, extensible member, pulley, lifting hook, the extensible member is two cross atress poles, angle steel quantity is two, is equipped with two waist shape holes on the every angle steel, and two angle steels set up respectively at extensible member both ends, and the front and back end of atress pole is in waist shape hole department and angle steel swing joint, and the angle steel both ends are equipped with orthodontic screw and anti-tooth screw, positive and negative tooth pull rod sets up in the both sides of extensible member, and positive and negative tooth pull rod one end is equipped with the orthodontic internal thread, and the other end is equipped with anti-tooth internal thread, the orthodontic internal thread is connected to the orthodontic screw, anti-tooth internal thread is connected to anti-tooth screw, the angle steel top is equipped with rings, is equipped with the pulley below every angle steel, and the.
As an improvement of the utility model, every angle steel below is equipped with 3 pulleys and 4 lifting hooks, the lifting hook setting is between two adjacent pulleys.
As an improvement of the utility model, the connecting screw is arranged at the cross point of the stress rod.
As an improvement of the utility model, the rings quantity is 4.
As an improvement of the utility model, the length of the pull rod for the front and the back teeth is 50-80 cm.
The utility model has the advantages that:
a superimposed sheet automatic balance hoisting accessory, increase hoisting point and lifting hook, the superimposed sheet vertically sets up the handling, reasonable in design, the atress is even, lifts by crane steadily, convenient to use has guaranteed constructor's safety.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic diagram of a previous hoisting.
List of reference numerals:
1. positive and negative tooth pull rod, 2, angle steel, 3, extensible member, 4, pulley, 5, lifting hook, 6, stress pole, 7, waist shape hole, 8, orthodontic screw rod, 9, anti-tooth screw rod, 10, rings, 11, connecting screw, 12, superimposed sheet, 13, truss reinforcing bar.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in the figures, the utility model discloses an anti-fracture steel bar truss concrete laminated slab lifting appliance, including positive and negative tooth pull rod 1, angle steel 2, extensible member 3, pulley 4, lifting hook 5, extensible member 3 is two criss-cross stress rods 6, angle steel 2 is two in quantity, each angle steel 2 is provided with two waist-shaped holes 7, two angle steels 2 are respectively arranged at two ends of extensible member, the front and back ends of stress rods are movably connected with angle steel 2 at waist-shaped holes, two ends of angle steel 2 are provided with orthodontic screw 8 and anti-tooth screw 9, positive and negative tooth pull rods 1 are arranged at two sides of extensible member 3, one end of positive and negative tooth pull rod 1 is provided with orthodontic internal thread, the other end is provided with anti-tooth internal thread, orthodontic screw 8 is connected with orthodontic internal thread, anti-tooth screw 9 is connected with anti-tooth internal thread, lifting ring 10 is arranged above angle steel, pulley 4 is arranged below each angle, a lifting hook 5 is arranged below the pulley, and the pulley 4 is communicated with the lifting hook 5 through a steel wire rope.
A superimposed sheet automatic balance hoisting accessory, 6 cross points department of atress pole are equipped with connecting screw 11, two atress poles 6 are movable, when receiving the exogenic action, extensible member 3 can change the size of hoist transversely and longitudinal movement at will, divide two kinds of circumstances:
1. the telescopic part 3 moves transversely and can move in the waist-shaped hole 7 through the front end and the rear end of the stress rod,
2. the telescopic piece 3 moves longitudinally, the orthodontic screw 8 and the anti-orthodontic screw 9 move oppositely (back to back), and the rotation of the positive and negative tooth pull rod 1 can achieve the aim.
A prevent cracked steel bar truss concrete superimposed sheet hoist, the during operation superimposed sheet vertically sets up the handling (as shown in fig. 1), every angle steel 2 below is equipped with 3 pulleys and 4 lifting hooks, the lifting hook sets up between two adjacent pulleys, totally 8 lifting hooks catch on 4 trusss, increase pulley and lifting hook, reasonable in design, the atress is even, lifts by crane steadily, and when the handling, if certain point atress is too big, can oppress extensible member 3, extensible member 3 is through horizontal or longitudinal movement, with pressure dispersion, makes superimposed sheet handling fast, the utility model discloses convenient to use has guaranteed constructor's safety.
The utility model discloses use the driving couple to catch on rings 10 at 4 angles, it is convenient, safe and reliable to lift by crane.
The length of the positive and negative tooth pull rod 1 is 50-80cm, namely, the distance that can vertically move is not less than 50cm, enough space is provided to disperse pressure, and the pressure that the chemical laminated slab receives in the handling process prevents the laminated slab from breaking.
The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features.
Claims (5)
1. The utility model provides a prevent cracked steel bar truss concrete superimposed sheet hoist which characterized in that: including positive and negative tooth pull rod, angle steel, extensible member, pulley, lifting hook, the extensible member is two cross atress poles, angle steel quantity is two, is equipped with two waist shape holes on the every angle steel, and two angle steels set up respectively at extensible member both ends, and the front and back end of atress pole is in waist shape hole department and angle steel swing joint, and the angle steel both ends are equipped with orthodontic screw and anti-tooth screw, positive and negative tooth pull rod sets up in the both sides of extensible member, and positive and negative tooth pull rod one end is equipped with the orthodontic internal thread, and the other end is equipped with anti-tooth internal thread, orthodontic internal thread is connected to the orthodontic screw, anti-tooth internal thread is connected to anti-tooth screw, the angle steel top is equipped with rings, and every angle steel below is equipped with the pulley, and the pulley below.
2. The anti-breaking steel bar truss concrete laminated plate lifting appliance according to claim 1, wherein: every angle steel below is equipped with 3 pulleys and 4 lifting hooks, the lifting hook setting is between two adjacent pulleys.
3. The anti-breaking steel bar truss concrete laminated plate lifting appliance according to claim 1, wherein: and a connecting screw is arranged at the intersection of the stress rods.
4. The anti-breaking steel bar truss concrete laminated plate lifting appliance according to claim 1, wherein: the rings are 4 in number.
5. The anti-breaking steel bar truss concrete laminated plate lifting appliance according to claim 1, wherein: the length of the front and back tooth pull rods is 50-80 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920777657.7U CN210635599U (en) | 2019-05-28 | 2019-05-28 | Prevent cracked steel bar truss concrete superimposed sheet hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920777657.7U CN210635599U (en) | 2019-05-28 | 2019-05-28 | Prevent cracked steel bar truss concrete superimposed sheet hoist |
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| Publication Number | Publication Date |
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| CN210635599U true CN210635599U (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920777657.7U Active CN210635599U (en) | 2019-05-28 | 2019-05-28 | Prevent cracked steel bar truss concrete superimposed sheet hoist |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112027925A (en) * | 2020-07-20 | 2020-12-04 | 中建筑港集团有限公司 | Sample installation assisting device for static load anchoring test |
-
2019
- 2019-05-28 CN CN201920777657.7U patent/CN210635599U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112027925A (en) * | 2020-07-20 | 2020-12-04 | 中建筑港集团有限公司 | Sample installation assisting device for static load anchoring test |
| CN112027925B (en) * | 2020-07-20 | 2022-08-12 | 中建筑港集团有限公司 | Sample installation assisting device for static load anchoring test |
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