CN221295851U - Flexible T-beam web steel bar lifting appliance - Google Patents
Flexible T-beam web steel bar lifting appliance Download PDFInfo
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- CN221295851U CN221295851U CN202323399177.7U CN202323399177U CN221295851U CN 221295851 U CN221295851 U CN 221295851U CN 202323399177 U CN202323399177 U CN 202323399177U CN 221295851 U CN221295851 U CN 221295851U
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- steel pipe
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- main truss
- sleeve
- steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 86
- 239000010959 steel Substances 0.000 title claims abstract description 86
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000009417 prefabrication Methods 0.000 description 4
- 239000004567 concrete Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Abstract
The utility model provides a flexible T-beam web steel bar lifting appliance, which comprises a steel pipe main truss, wherein a plurality of connecting pieces are fixedly arranged at the bottom of the steel pipe main truss, and the steel pipe main truss is connected with a beam web steel bar through the connecting pieces; the steel pipe main truss comprises a main steel pipe, a plurality of stand columns and square pipes are arranged below the main steel pipe, slidable sleeves are arranged on two sides of the square pipes, and a plurality of connecting pieces are respectively arranged at the end parts of the sleeves and the middle parts of the square pipes. The connecting piece utilizes the steel wire rope to connect the U-shaped clamp and the shackle, so that the whole lifting appliance is changed into a flexible structure, the manufacturing error of web steel bars can be adapted, and meanwhile, the steel wire rope is easy to detach and convenient to replace in the use process; the sleeves in the steel pipe main truss can be slidably adjusted and unfolded, so that the steel pipe main truss can be adjusted according to the width of web steel bars, and is suitable for the web steel bars with various sizes; the overall stability can be ensured by adjusting the pull rod, the diagonal brace and the connecting rod in the steel pipe main truss.
Description
Technical Field
The utility model relates to the field of concrete beam prefabrication, in particular to a flexible T-beam web steel bar lifting appliance.
Background
The precast concrete T-beam is used as a common upper structure of a beam bridge, and the bending strength identical to that of a rectangular section is ensured on the basis of saving concrete through the combined structure of the flange and the web plate, so that the crossing capacity is improved.
The precast concrete T Liang Changyong is transported to the site for installation in the prefabrication field, and in order to improve the prefabrication efficiency of the T beam, the T beam reinforcing steel bars are also integrally prefabricated and formed on the jig frame and are hoisted to a prefabrication pedestal for installation. The T beam steel bar is often divided into a web steel bar and a flange plate steel bar, the web steel bar is generally heavy in weight, a special lifting appliance is required to be arranged for lifting, the lifting appliance commonly used at present is often of a pure rigid structure, and the following technical problems generally exist:
1. The steel bar hanger hook is a steel structure hook, the angle cannot be freely adjusted, and the hook cannot be effectively connected with the web steel bar as the service time becomes longer or the web steel bar manufacturing error occurs.
2. The steel bar sling hook is often in single-point welding with the main truss, and along with continuous use of the hook, welding seams possibly fall off, so that safety accidents occur.
Disclosure of utility model
The utility model mainly aims to provide a flexible T-beam web steel bar lifting appliance, which solves the problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme: the steel pipe main truss comprises a steel pipe main truss, wherein a plurality of connecting pieces are fixedly arranged at the bottom of the steel pipe main truss, and the steel pipe main truss is connected with a beam web steel bar through the connecting pieces;
The steel pipe main truss comprises a main steel pipe, a plurality of stand columns and square pipes are arranged below the main steel pipe, slidable sleeves are arranged on two sides of the square pipes, and a plurality of connecting pieces are respectively arranged at the end parts of the sleeves and the middle parts of the square pipes.
Preferably, connecting rods are fixedly arranged between two longitudinally adjacent square tubes and two sleeves.
Preferably, an inclined strut is fixedly arranged between two adjacent upright posts.
Preferably, a hinged adjusting pull rod is arranged between the sleeve and the main steel pipe, screw rods in threaded connection are arranged at two ends of a bidirectional screw sleeve in the adjusting pull rod, and the end parts of the two screw rods are respectively hinged on the sleeve and the end part of the main steel pipe.
Preferably, the threads at the two ends of the bidirectional silk sleeve are opposite in rotation direction.
Preferably, a U-shaped clamp in the connecting piece is fixed on the sleeve or the square tube, the U-shaped clamp is fixedly provided with a shackle through a steel wire rope, and the shackle is locked on the beam web steel bar.
Preferably, all be equipped with a plurality of through-holes of intercommunication on square pipe and the sleeve, install the bolt in the through-hole, through bolted connection sleeve and square pipe.
The utility model provides a flexible T-beam web steel bar lifting appliance, which has the beneficial effects that:
1. the connecting piece is welded with the steel pipe main truss, so that stress is ensured, and safety storage in the hoisting process is increased;
2. The connecting piece utilizes the steel wire rope to connect the U-shaped clamp and the shackle, so that the whole lifting appliance is changed into a flexible structure, the manufacturing error of web steel bars can be adapted, and meanwhile, the steel wire rope is easy to detach and convenient to replace in the use process;
3. The shackle is used for connecting the web steel bars and the steel wire ropes, and the shackle is provided with an anti-falling device, so that reliable connection of the shackle and the web steel bars is ensured, and the hoisting safety is improved;
4. The sleeves in the steel pipe main truss can be slidably adjusted and unfolded, so that the steel pipe main truss can be adjusted according to the width of web steel bars, and is suitable for the web steel bars with various sizes;
5. the overall stability can be ensured by adjusting the pull rod, the diagonal brace and the connecting rod in the steel pipe main truss.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a side view of the overall structure of the present utility model;
FIG. 2 is a front elevational view of the overall structure of the present utility model;
FIG. 3 is a cross-sectional view A-A of FIG. 2 in accordance with the present utility model;
FIG. 4 is a cross-sectional view B-B of FIG. 2 in accordance with the present utility model;
In the figure: a main steel pipe 1; a column 2; a square tube 3; adjusting the pull rod 4; a bidirectional silk sleeve 401; a screw 402; a sleeve 5; a connecting member 6; a U-shaped card 601; a wire rope 602; shackle 603; a diagonal brace 7; and a connecting rod 8.
Detailed Description
Example 1
As shown in fig. 1-4, the flexible T-beam web steel bar lifting appliance comprises a steel pipe main truss, wherein a plurality of connecting pieces 6 are fixedly arranged at the bottom of the steel pipe main truss, and the steel pipe main truss is connected with a beam web steel bar through the connecting pieces 6;
The steel pipe main truss comprises a main steel pipe 1, a plurality of upright posts 2 and square pipes 3 are arranged below the main steel pipe 1, slidable sleeves 5 are arranged on two sides of the square pipes 3, and a plurality of connecting pieces 6 are respectively arranged at the end parts of the sleeves 5 and the middle parts of the square pipes 3. From this structure, the loop wheel machine passes through wire rope and is connected with the steel pipe main truss, and the steel pipe main truss passes through a plurality of connecting pieces 6 and is connected with the web reinforcing bar to can hoist and mount the web reinforcing bar, the atress is more even, safe and reliable. For adapting to the beam web steel bars with various sizes, the sleeves 5 on two sides of the square tube 3 can be unfolded through sliding adjustment, and then the positions of the connecting pieces 6 at the end parts of the sleeves 5 are adjusted, so that the connecting pieces 6 at the outer side are ensured to be connected and fixed with the beam web steel bar main bars, and the stress is more uniform.
Preferably, a connecting rod 8 is fixedly arranged between two longitudinally adjacent square tubes 3 and two sleeves 5. With this structure, the connecting rod 8 increases the overall stability and is more firm.
Preferably, an inclined strut 7 is fixedly arranged between two adjacent upright posts 2. With this structure, the diagonal brace 7 has increased overall stability and is more stable.
Preferably, a hinged adjusting pull rod 4 is arranged between the sleeve 5 and the main steel pipe 1, screw rods 402 in threaded connection are arranged at two ends of a bidirectional screw sleeve 401 in the adjusting pull rod 4, and the end parts of the two screw rods 402 are respectively hinged on the sleeve 5 and the end part of the main steel pipe 1. With the structure, after the sleeve 5 is adjusted, the sleeve 5 is connected with the main steel pipe 1 through the adjusting pull rod 4, so that the overall stability is ensured; the relative movement of the screw rods 402 at the two ends can be adjusted by rotating the bidirectional screw sleeve 401, so that the distance between the sleeve 5 and the main steel pipe 1 is adapted.
Preferably, the threads on both ends of the bi-directional filament sleeve 401 are threaded in opposite directions. With this structure, the screws 402 at both ends can be driven to move relatively by rotating the bidirectional screw sleeve 401.
Preferably, a U-shaped clamp 601 in the connecting piece 6 is fixed on the sleeve 5 or the square tube 3, a shackle 603 is fixedly arranged on the U-shaped clamp 601 through a steel wire rope 602, and the shackle 603 is locked on a beam web steel bar. With the structure, the flexible structure can adapt to the manufacturing error of the web steel bar, and meanwhile, the steel wire rope 602 is easy to detach and convenient to replace in the use process.
Preferably, all be equipped with a plurality of through-holes of intercommunication on square pipe 3 and the sleeve 5, install the bolt in the through-hole, through bolted connection sleeve 5 and square pipe 3. With the structure, after the sleeve 5 is propped against the square tube 3 to be slidingly adjusted in place, the sleeve 5 and the square tube 3 are connected and fixed by the bolts penetrating through the communicated through holes.
The above embodiments are only preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the scope of the present utility model should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (7)
1. A flexible T beam web steel bar lifting appliance is characterized in that: the steel pipe main truss comprises a steel pipe main truss, wherein a plurality of connecting pieces (6) are fixedly arranged at the bottom of the steel pipe main truss, and the steel pipe main truss is connected with web steel bars through the connecting pieces (6);
The steel pipe main truss comprises a main steel pipe (1), a plurality of upright posts (2) and square pipes (3) are arranged below the main steel pipe (1), slidable sleeves (5) are arranged on two sides of each square pipe (3), and a plurality of connecting pieces (6) are respectively arranged at the end parts of the sleeves (5) and the middle parts of the square pipes (3).
2. The flexible T-beam web rebar sling as defined in claim 1 wherein: connecting rods (8) are fixedly arranged between two longitudinally adjacent square tubes (3) and two sleeves (5).
3. The flexible T-beam web rebar sling as defined in claim 1 wherein: an inclined strut (7) is fixedly arranged between two adjacent upright posts (2).
4. The flexible T-beam web rebar sling as defined in claim 1 wherein: an articulated adjusting pull rod (4) is arranged between the sleeve (5) and the main steel pipe (1), screw rods (402) in threaded connection are arranged at two ends of a bidirectional screw sleeve (401) in the adjusting pull rod (4), and the end parts of the two screw rods (402) are respectively articulated on the sleeve (5) and the end part of the main steel pipe (1).
5. The flexible T-beam web rebar sling as defined in claim 4 wherein: the threads at the two ends of the bidirectional silk sleeve (401) are opposite in rotation direction.
6. The flexible T-beam web rebar sling as defined in claim 1 wherein: u-shaped clamp (601) in connecting piece (6) is fixed on sleeve (5) or square pipe (3), and U-shaped clamp (601) has set firmly shackle (603) through wire rope (602), shackle (603) lock on the web reinforcing bar.
7. The flexible T-beam web rebar sling as defined in claim 1 wherein: the square tube (3) and the sleeve (5) are respectively provided with a plurality of communicated through holes, bolts are arranged in the through holes, and the sleeve (5) and the square tube (3) are connected through the bolts.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221295851U true CN221295851U (en) | 2024-07-09 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant |