CN219908594U - Safety rope fixing device for bent cap hoop construction - Google Patents
Safety rope fixing device for bent cap hoop construction Download PDFInfo
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- CN219908594U CN219908594U CN202320829770.1U CN202320829770U CN219908594U CN 219908594 U CN219908594 U CN 219908594U CN 202320829770 U CN202320829770 U CN 202320829770U CN 219908594 U CN219908594 U CN 219908594U
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- 238000010276 construction Methods 0.000 title claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model discloses a safety rope fixing device for bent cap hoop construction. The double-spliced I-shaped steel girder comprises double-spliced I-shaped steel girders, wherein a group of overhanging upright rod supports are respectively arranged on the side surfaces of two ends of the double-spliced I-shaped steel girders, each group of overhanging upright rod supports comprises an upright rod support A and an upright rod support B which are made of channel steel, one ends of the upright rod supports A and the upright rod supports B are fixedly connected with the side surfaces of the double-spliced I-shaped steel girders, through holes are formed in the upright rod supports A positioned at the upper part, a bottom support is fixed on the upright rod supports B positioned at the lower part, the bottom support comprises a bottom plate and bottom support rods fixed on the bottom plate, the bottom support rods of the bottom support are fixed on the inner side of the upright rod supports B, the bottom support rods of the bottom support are corresponding to the through holes formed in the upright rod supports A, the lower ends of the upright rods penetrate through the through holes in the upright rod supports A and are sleeved on the bottom support rods, and at least two plate buckle support chucks are fixedly arranged on the upright rods at intervals along the height direction of the upright rods. The utility model can effectively solve the problem of safety protection of operators at high positions in the whole construction process of the bent cap.
Description
Technical Field
The utility model relates to a safety rope fixing device for construction of a bent cap hoop method, which is mainly used for fixing a safety rope of a worker during construction of the bent cap hoop method.
Background
The capping beam is an important bearing structure of bridge engineering, and the construction safety and the quality of the capping beam are always deeply concerned. In the construction process of the bent cap, the construction process of the conventional highway bridge bent cap adopts a hoop bracket system due to the specificity of the bent cap structure, unavoidable operations such as overhead operation, lifting and hoisting, and the like. But in the hoop support system, a working platform is not arranged in the installation process of the main cross beam and the distribution beam, the temporary edge protection is not arranged, the safety belt is not hung at any place in the installation process of the cover beam bottom die and the steel bars, the safety protection measures cannot be completely put in place, and particularly, the safety belt cannot be hung at high and low, so that the personal safety of operators cannot be thoroughly ensured. And traditional construction process sets up the steel pipe in the department of facing the limit protection, and the safety belt hangs on the steel pipe, but all need reset at every turn in this construction process, and steel pipe welding quality also can't ensure, and the safety belt is located on the steel pipe, all need move the safety belt couple when the workman removes, and there is the potential safety hazard in the in-process.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the safety rope fixing device for construction of the bent cap hoop method, which has the advantages of simple structure, safety and reliability, and can effectively solve the safety protection problem of operators at high positions in the whole process of bent cap construction and can be repeatedly utilized.
The utility model is realized by the following technical scheme: the utility model provides a bent cap staple bolt method construction safety rope fixing device, includes two I-steel girders that piece together, characterized by: the two ends of the double-spliced I-shaped steel girder are respectively fixedly provided with a group of overhanging pole supports, each group of overhanging pole supports comprises a pole support A and a pole support B, the pole supports A and B are made of channel steel, the pole supports A and B are arranged at intervals up and down and the channel steel openings are all inward, one ends of the pole supports A and B are fixedly connected with the sides of the double-spliced I-shaped steel girder, the other ends of the pole supports A are overhanging outside the double-spliced I-shaped steel girder, the pole supports A at the upper part are provided with through holes, the pole supports B at the lower part are fixedly provided with bottom supports, the lower ends of the bottom supports are provided with bottom plates, the bottom supports of the bottom supports are fixedly provided with bottom supports arranged vertically on the bottom plates, the bottom supports of the bottom supports are corresponding to the through holes arranged on the bottom supports A, the lower ends of the bottom supports penetrate through the through holes on the pole supports A, and at least two bottom plate chuck supports are fixedly arranged on the bottom supports at intervals along the height direction of the vertical supports.
In the utility model, the chuck of the disk buckle support on the two upright posts is used for connecting a safety rope, and the safety rope can be fixed on the chuck of the disk buckle support by adopting a rope clamp or a flower basket bolt. The safety rope is connected with the chuck of the disc buckle bracket with different heights on the two vertical rods to form different hanging heights of the safety rope. The collet is used as a limiting device of the vertical rod. When the double-spliced I-steel girder is used, the overhanging upright rod support and the upright rod are installed during the hoisting of the double-spliced I-steel girder, and meanwhile, the safety rope is connected to the upright rod. After the double-spliced I-steel main beams on two sides of the bridge pier column are hoisted, when the procedures of distribution beam installation, capping beam bottom die installation, edge protection setting, bottom layer steel bar installation, capping beam stirrup installation, template reinforcement, support stone steel bar embedding, concreting and the like are carried out, according to different construction requirements, workers can buckle safety belts on safety ropes with corresponding heights, the buckles can move along with the workers, and the hanging heights of the safety belts can be adjusted at any time according to the use requirements. The disc buckle support chuck arranged on the upright rod is a standard disc buckle chuck, has high strength and large holes, and is suitable for fixing a safety rope by a rope clamp or a basket bolt.
Further, in order to effectively face to the shearing force and ensure safety, triangular steel batten plates are fixedly arranged at the inner included angles of the channel steels of the vertical rod support A and the vertical rod support B and the double-spliced I-shaped steel girder.
Further, two disc buckle support chucks are fixedly arranged on the vertical rod, and the distances between the two disc buckle support chucks and the beam surface of the double-spliced I-steel main beam are 1.6m and 2.2m respectively.
Furthermore, the vertical rod is a standard disc buckle type bracket vertical rod, and the bottom support is a standard disc buckle type bracket bottom support. The standard disc buckle type support upright rod and the standard disc buckle type support base have high structural strength, safe and reliable use, and the two parts are common and universal parts in construction, so that the materials are conveniently obtained, and the processing and the manufacturing are convenient.
Furthermore, in order to ensure reliable fixation, the lower end of the vertical rod is in threaded connection with the bottom bracket rod of the bottom bracket.
The beneficial effects of the utility model are as follows: the utility model has simple structure, high structural strength and safe and reliable use. According to the utility model, the disc buckle support chucks are arranged at different heights of the upright rods, and the safety ropes are connected to the disc buckle support chucks, so that different safety rope hanging heights can be formed, and constructors can adjust the safety belt hanging heights at any time according to use requirements, thereby effectively solving the safety protection problem of operators at high positions in the whole construction process of the bent cap. The vertical rod is convenient to install, and can be fixed through simple drawing, inserting and screwing, so that the complicated problem of separate welding of the traditional vertical rods is avoided. The disc buckle support chuck is a standard disc buckle chuck, has high strength and large holes, can be suitable for fixing a safety rope by a rope clamp or a basket bolt, and has strong adaptability. The materials adopted by the utility model are common and universal materials in construction, and are convenient to process and manufacture. The utility model can be removed along with the whole of the bent cap bracket, can still carry out safety protection in the removal process, can be reused, and can reduce the construction cost.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side view schematic of FIG. 1;
FIG. 3 is a schematic front view of a double-spliced I-steel girder and overhanging upright support connection in the utility model;
FIG. 4 is a schematic side view of the connection of the double-spliced I-steel girder and the overhanging upright support;
FIG. 5 is a schematic top view of FIG. 4;
FIG. 6 is a schematic view of the construction of the shoe of the present utility model;
FIG. 7 is a schematic view of the structure of the holder chuck for the disc buckle of the present utility model;
in the figure, 1, double-spliced I-steel main beams, 2, overhanging pole support, 2-1, pole support A,2-2, pole support B,2-3, through holes, 3, pole support, 4, disc buckle support chucks, 5, a bottom bracket, 5-1, a chassis, 5-2, a bottom supporting rod, 6 and a triangular steel lacing plate.
Detailed Description
The utility model is further illustrated by the following non-limiting examples, in conjunction with the accompanying drawings:
as shown in the attached drawing, the safety rope fixing device for the bent cap hoop construction comprises a double-spliced I-steel main beam 1, an overhanging upright post bracket 2, an upright post 3, a disc buckle bracket chuck 4 and a bottom bracket 5. The double-spliced I-steel main beam 1 is a main beam in a hoop support system in the construction of a bent cap hoop method, and is formed by welding and splicing double-spliced 45a I-steel. The two ends of the double-spliced I-shaped steel girder 1 are respectively fixedly provided with a group of overhanging pole supports 2, each group of overhanging pole supports 2 comprises a pole support A2-1 and a pole support B2-2, the pole supports A2-1 and the pole supports B2-2 are all made of 16# channel steel, the lengths are 40cm, the pole supports A2-1 and the pole supports B2-2 are arranged at intervals up and down, channel steel openings are inward, one ends of the pole supports A2-1 and the pole supports B2-2 are connected with the sides of the double-spliced I-shaped steel girder 1 in a full-welded mode, and the other ends of the pole supports A2-1 and the pole supports B2-2 are overhanging outside the double-spliced I-shaped steel girder 1. The triangular steel batten plates 6 are arranged at the inner included angles of the channel steel of the vertical rod support A2-1 and the vertical rod support B2-2 and the double-spliced I-steel main beam 1, the thickness of the triangular steel batten plates 6 is 6mm, welding is adopted between the triangular steel batten plates 6 and the channel steel, and the triangular steel batten plates 6 can effectively face inward shearing force to ensure safety. The upright rod support A2-1 positioned at the upper part is provided with a through hole 2-3, and the diameter of the through hole 2-3 is slightly larger than that of the upright rod 3. The bottom bracket 5 is fixedly arranged on the vertical rod support B2-2 positioned at the lower part, the lower end of the bottom bracket 5 is provided with a bottom plate 5-1, the bottom bracket 5-1 is fixedly provided with a bottom bracket rod 5-2 arranged vertically, the bottom plate 5-1 of the bottom bracket 5 is fixedly welded on the inner side of the vertical rod support B2-2, the bottom plate 5-1 and the inner side of the vertical rod support B2-2 are fully welded, and the bottom bracket rod 5-2 of the bottom bracket 5 corresponds to a through hole 2-3 arranged on the vertical rod support A2-1. The bottom bracket 5 is preferably a standard tray-buckle bracket with the diameter of 3.8cm and the length of 40cm, and the bottom bracket rod 5-2 of the bottom bracket 5 is provided with external threads. The vertical rod 3 is preferably a standard disc buckle type support vertical rod with the diameter of 6cm and the length of 300cm, the lower end of the vertical rod 3 passes through the through hole 2-3 on the vertical rod support A2-1 and is sleeved on the bottom support rod 5-2 of the bottom support 5, and the lower end of the vertical rod 3 is preferably in threaded connection with the bottom support rod 5-2 of the bottom support 5. The upright 3 is fixedly provided with at least two disc buckle support chucks 4 at intervals along the height direction, the disc buckle support chucks 4 are used for fixing safety ropes, as shown in fig. 7, the disc buckle support chucks 4 are universal chucks of the existing disc buckle support, and are of the prior art. The number and the height of the disc buckle support chucks 4 arranged on the vertical rod 3 are determined according to construction requirements, and in the embodiment, it is preferable that two disc buckle support chucks 4 are fixedly arranged on the vertical rod 3, and the distances between the two disc buckle support chucks 4 and the beam surface of the double-spliced I-shaped steel main beam 1 are respectively 1.6m and 2.2m.
In the utility model, the safety ropes are connected with the disc buckle bracket chucks 4 with different heights on the two upright rods 3 to form different safety rope hanging heights, and constructors can adjust the fixing height of the safety belt at any time according to the use requirement.
When the utility model is used for construction, the method comprises the following steps:
(1) Before the double-spliced I-steel girder 1 is hoisted, the overhanging upright rod supports 2 and the bottom support 5 are welded in the field, and each double-spliced I-steel girder 1 is provided with two groups of overhanging upright rod supports 2 which are positioned at the outer sides of the two ends of the double-spliced I-steel girder 1.
(2) When the double-spliced I-steel girder 1 is hoisted, the vertical rod 3 is installed and fixed, meanwhile, a safety rope is installed at the position of the disc buckle support chuck 4 of the vertical rod 3, the safety rope can be fixed by a rope clamp or a basket bolt, and then the double-spliced I-steel girder 1 is hoisted.
(3) After the double-spliced I-steel main beams 1 on two sides of the bridge pier column are hoisted, the transverse distribution beams are installed, when the distribution beams are installed, a worker buckles the safety belt on the safety ropes with corresponding heights, the buckles can move along with the movement of the worker, and the hanging height of the safety ropes is ensured to be larger than 1.2m.
(4) When the capping beam bottom die is installed, the edge protection is arranged, and the bottom layer steel bars are installed, the safety belt buckles of workers are buckled on the second layer of safety ropes, so that the hanging height of the safety ropes is ensured to be more than 1.2m.
(5) And during procedures of installing the bent cap stirrup, reinforcing the template, embedding and concreting the support filler stone steel bars, and the like, the buckles of the safety belts of workers are buckled on the first layer of safety ropes, so that the hanging height of the safety ropes is ensured to be more than 1.2m.
(6) After the construction of the bent cap is completed, the device is dismantled along with the dismantling of the I-steel main beam and is reused.
The utility model has the advantages of simple structure, high structural strength, safe and reliable use and convenient installation, can effectively solve the problem that the safety belt can not be fixed in the processes of hoop support system construction, reinforcing steel bars, template installation, support dismantling and the like of the bent cap, can be repeatedly used, and can avoid the problems of setting and replacement each time.
Other parts in this embodiment are all of the prior art, and are not described herein.
Claims (5)
1. The utility model provides a bent cap staple bolt method construction safety rope fixing device, includes two I-steel girder (1) of piecing together, characterized by: a group of overhanging vertical rod supports (2) are fixedly arranged on the side surfaces of two ends of the double-spliced I-shaped steel girder (1), each group of overhanging vertical rod supports (2) comprises a vertical rod support A (2-1) and a vertical rod support B (2-2), the vertical rod supports A (2-1) and the vertical rod supports B (2-2) are all made of channel steel, the vertical rod supports A (2-1) and the vertical rod supports B (2-2) are arranged at intervals up and down and the channel steel openings are all inward, one ends of the vertical rod supports A (2-1) and the vertical rod supports B (2-2) are fixedly connected with the side surfaces of the double-spliced I-shaped steel girder (1), the other ends of the vertical rod supports are overhanging outside the double-spliced I-shaped steel girder (1), through holes (2-3) are formed in the vertical rod supports A (2-1) arranged at the upper part, a bottom bracket (5) is fixedly arranged on the vertical rod support B (2-2) arranged at the lower part, a bottom bracket (5) is arranged at the lower end of the bottom bracket (5), a bottom bracket (5-1) is fixedly arranged on the bottom bracket (5) and the bottom bracket (5-1) is fixedly arranged on the bottom bracket (2-1), and the bottom support rod (5-2) of the bottom support (5) corresponds to the through hole (2-3) arranged on the vertical rod support A (2-1), the lower end of the vertical rod (3) penetrates through the through hole (2-3) on the vertical rod support A (2-1) to be sleeved on the bottom support rod (5-2) of the bottom support (5), and at least two disc buckle support chucks (4) are fixedly arranged on the vertical rod (3) at intervals along the height direction of the vertical rod.
2. The capping beam hoop construction safety rope fixing device according to claim 1, wherein: triangle steel batten plates (6) are fixedly arranged at the inner included angles of the channel steel of the vertical rod support A (2-1) and the vertical rod support B (2-2) and the double-spliced I-shaped steel girder (1).
3. The capping beam hoop construction safety rope fixing device according to claim 1, wherein: two disc buckle support chucks (4) are fixedly arranged on the vertical rod (3), and the distances between the two disc buckle support chucks (4) and the beam surface of the double-spliced I-steel main beam (1) are respectively 1.6m and 2.2m.
4. The bent cap hoop-method construction safety rope fixing device according to claim 1, 2 or 3, wherein the device is characterized in that: the vertical rod (3) is a standard disc buckle type support vertical rod, and the bottom support (5) is a standard disc buckle type support bottom support.
5. The capping beam hoop construction safety rope fixing device according to claim 4, wherein: the lower end of the vertical rod (3) is in threaded connection with a bottom support rod (5-2) of the bottom support (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320829770.1U CN219908594U (en) | 2023-04-14 | 2023-04-14 | Safety rope fixing device for bent cap hoop construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320829770.1U CN219908594U (en) | 2023-04-14 | 2023-04-14 | Safety rope fixing device for bent cap hoop construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219908594U true CN219908594U (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320829770.1U Active CN219908594U (en) | 2023-04-14 | 2023-04-14 | Safety rope fixing device for bent cap hoop construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219908594U (en) |
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2023
- 2023-04-14 CN CN202320829770.1U patent/CN219908594U/en active Active
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