CN217556694U - Prestressed reinforcement tensioning platform - Google Patents
Prestressed reinforcement tensioning platform Download PDFInfo
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- CN217556694U CN217556694U CN202220369037.1U CN202220369037U CN217556694U CN 217556694 U CN217556694 U CN 217556694U CN 202220369037 U CN202220369037 U CN 202220369037U CN 217556694 U CN217556694 U CN 217556694U
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Abstract
The utility model discloses a prestressed reinforcement stretch-draw platform, include: the frame platform is used for supplying an operator to safely stretch a work site, and the suspension device is used for slidably hoisting the stretching equipment. The frame platform is used for being detachably fixed with a stop block on a cover beam to be tensioned by a steel bar. The suspension device is suspended on the top of the frame platform and is arranged in a sliding mode along the width direction of the frame platform. The prestressed reinforcement tensioning platform can provide a stable, convenient and safe construction platform for operators, is convenient to disassemble and repeatedly usable, does not occupy large-scale hoisting equipment, and does not obstruct ground traffic; the suspension device is suspended at the top of the frame platform and slides along the width direction of the frame platform, so that the tensioning equipment can move quickly, the pre-stressed tensioning speed of the prefabricated cover beam is greatly increased, the construction efficiency is higher, and the construction quality can be greatly improved.
Description
Technical Field
The utility model relates to a building engineering technical field especially, relates to a prestressing steel stretch-draw platform.
Background
Since the innovation is open, with the rapid development of Chinese economy and increasing traffic demands, the bridge construction of China is rapidly developed, and meanwhile, due to the continuous innovation of technology, the precast capping beam is more and more widely applied to the bridge construction process for the purpose of shortening the construction period. In the construction process of prefabricating the bent cap, after the prefabricated beam is erected, a tensioning platform is additionally arranged to stretch steel bundles at two ends of the bent cap.
Traditional high-altitude bent cap prestressing force stretch-draw need utilize hoisting machinery to lift by crane the cage that carries staff and tensioning equipment to the bent cap tip and operate. This traditional process occupies large hoisting equipment and may hinder ground traffic; because the number of the cover beams is extremely large, tensioning equipment with larger weight needs to be frequently moved, and the construction efficiency is greatly reduced; because the staff does not have stable operation platform, the potential safety hazard is very outstanding, and can reduce construction quality and efficiency of construction.
SUMMERY OF THE UTILITY MODEL
The utility model provides a prestressed reinforcement stretch-draw platform to solve the tradition and utilize hoisting machinery will load the cage of staff and stretch-draw equipment and lift by crane the probably technical problem that hinders ground traffic, the low and potential safety hazard of efficiency of construction that exist of operation to the bent cap tip.
The utility model adopts the technical scheme as follows:
a prestressed reinforcement tension platform comprising: the frame platform is used for supplying safe tensioning operation sites for operators, and the suspension device is used for slidably hoisting the tensioning equipment; the frame platform is detachably fixed with a stop block on a cover beam to be subjected to steel bar stretching; the suspension device is suspended on the top of the frame platform and is arranged in a sliding mode along the width direction of the frame platform.
Further, the frame platform comprises a frame body in a hollow box shape, a supporting bottom plate for safely supporting an operator, two protective nets and a protective baffle plate, wherein the two protective nets and the protective baffle plate play a role in safety protection; the frame body is detachably fixed with a baffle block with a trapezoidal section; the supporting bottom plate is fixed at the bottom end of the frame body, the two protective nets are respectively arranged at two side ends of the frame body in the width direction, and the protective baffle is fixed on the main side surface of the frame body, which is far away from the cover beam; the suspension device is hung on the top end of the frame body in a sliding manner.
Furthermore, the frame body comprises a frame main body in a hollow box shape and a connecting frame body which is detachably fixed with the stop block; the supporting bottom plate is fixed at the bottom end of the frame main body, the two protective nets are respectively arranged at two side ends of the frame main body in the width direction, the protective baffle is fixed on the main side surface, far away from the cover beam, of the frame main body, and the suspension device is hung at the top end of the frame main body in a sliding manner; the connection support body is connected to the frame main body and leans on the side of leaning on of bent cap and dog, and connects the support body and extend to one side of dog after establishing by the top of dog to with the detachable fixed of built-in fitting in the dog.
Furthermore, the prestressed reinforcement tensioning platform also comprises a skid which plays a role of a supporting pad; the skid is supported and cushioned between the top end of the stop block and the connecting frame body.
Further, the frame main body comprises a frame framework in a hollow box shape and a connecting member for enhancing the structural strength of the frame framework; the connecting frame body is welded and fixed with the frame framework; the connecting members are respectively arranged on each surface of the frame framework and are respectively welded and fixed with the frame framework of the corresponding surface.
Further, the frame main part still includes many railings that play the safety protection effect, and many railings are laid on the frame skeleton is used for leaning on with the bent cap to lean on the face.
Furthermore, the suspension device comprises a track beam fixed at the top end of the frame body and extending along the width direction of the frame body, a monorail car slidably mounted on the track beam, and a lifting device for lifting the tensioning equipment; the lifting device is fixedly suspended on the monorail car.
Furthermore, the track beam is I-shaped steel or channel steel; the monorail car is slidably supported in an inner groove of the I-shaped steel or the channel steel.
Furthermore, the prestressed reinforcement tensioning platform also comprises a limiting block for limiting the sliding of the monorail car; the limiting blocks are respectively arranged at two ends of the track beam and fixed on the frame body at the corresponding side.
Furthermore, the prestressed reinforcement tensioning platform also comprises a plastic base plate for reducing abrasion among the frame body, the cover beam and the stop block; the plastic backing plate is fixed on the leaning surface of the frame body, which is leaned against the cover beam and the backing plate.
The utility model discloses following beneficial effect has:
in the prestressed reinforcement tensioning platform, the frame platform for supplying an operator to a safe tensioning operation field is detachably fixed on the stop block at the top of the cover beam, so that a stable, convenient and safe construction platform is provided for the operator, and the prestressed reinforcement tensioning platform is convenient to detach and can be repeatedly used; the suspension device is suspended at the top of the frame platform and is arranged in a sliding manner along the width direction of the frame platform, so that the tensioning equipment can move quickly, the pre-stressed tensioning speed of the prefabricated cover beam is greatly increased, the construction efficiency is higher, and the construction quality can be greatly improved; the utility model discloses a prestressed reinforcement stretch-draw platform, the structure is simple and easy, and the operation is convenient, can obviously improve the speed and the precision of the prestressing force stretch-draw of precast concrete bent cap, practices thrift engineering time and cost.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a side view of an integral elevation of a prestressed reinforcement tensioning platform of the present invention;
FIG. 2 is a cross-sectional view taken generally along 1-1 of the side of an elevational view of the invention;
fig. 3 is a cross-sectional view of the invention taken generally in elevation and in side view, 4-4;
fig. 4 is a cross-sectional view 2-2 in elevation of the invention in its entirety;
fig. 5 is a cross-sectional view of the invention, taken generally in elevation and in elevation, at 3-3;
fig. 6 is a cross-sectional view taken generally along the elevation side of the invention, taken generally from 5-5;
fig. 7 is a cross-sectional view of the invention taken generally in elevation and in side view 6-6;
fig. 8 is a cross-sectional view taken generally along the elevation side of fig. 7-7 of the present invention;
fig. 9 is an elevation view of the suspension device of the present invention.
Description of the figures
10. A suspension device; 11. a track beam; 12. a monorail vehicle; 13. a hoist; 21. a capping beam; 22. a stopper; 23. embedding parts; 30. a frame body; 31. a frame main body; 311. a frame skeleton; 312. a connecting member; 32. connecting the frame body; 40. a support base plate; 50. a protective net; 60. a protective baffle; 70. wood padding; 80. a limiting block; 90. a plastic backing plate.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered below.
Referring to fig. 1, a preferred embodiment of the present invention provides a prestressed reinforcement tension platform, including: a frame platform for supplying operators with safe tensioning operation sites, and a suspension device 10 for slidably hoisting tensioning equipment. The frame platform is used for being detachably fixed with a stop block 22 on a cover beam 21 to be tensioned by a steel bar. The suspension device 10 is suspended on the top of the frame platform and is slidably disposed along the width direction of the frame platform.
In the prestressed reinforcement tensioning platform of the utility model, the frame platform for supplying the operator with the safe tensioning operation field is detachably fixed on the stop block 22 at the top of the cover beam 21, thereby providing a firm, convenient and safe construction platform for the operator, and the disassembly is convenient and fast, the use can be repeated, and the large-scale hoisting equipment is not occupied, and the ground traffic is not obstructed; the suspension device 10 is suspended at the top of the frame platform and is arranged in a sliding manner along the width direction of the frame platform, so that the tensioning equipment can move quickly, the pre-stressed tensioning speed of the prefabricated cover beam is greatly increased, the construction efficiency is higher, and the construction quality can be greatly improved; the utility model discloses a prestressed reinforcement stretch-draw platform, the structure is simple and easy, and the operation is convenient, can obviously improve the speed and the precision of the prestressing force stretch-draw of precast concrete bent cap, practices thrift engineering time and cost.
Alternatively, as shown in fig. 1-2 and 6-8, the frame platform includes a frame body 30 in a hollow box shape, a supporting bottom plate 40 for safely supporting an operator, two protective nets 50 for safety protection, and a protective baffle 60. The frame body 30 is detachably fixed to the stopper 22 having a trapezoidal cross section. The supporting bottom plate 40 is fixed at the bottom end of the frame 30, the two protective nets 50 are respectively arranged at the two side ends of the frame 30 in the width direction, and the protective baffle 60 is fixed on the main side surface of the frame 30 far away from the cover beam 21. The suspension device 10 is slidably suspended from the top end of the frame body 30. As shown in fig. 7, the support base plate 40 is a steel plate for supporting an operator; the supporting bottom plate 40 has simple structure and simple material taking, and can effectively reduce the construction cost and the manufacturing difficulty; similarly, as shown in fig. 1, the protective net 50 is a steel wire net, which has a simple structure and simple material selection, and can effectively reduce the construction cost and the manufacturing difficulty; as shown in fig. 2, the protective baffle 60 is a steel plate, which has a simple structure and simple material, and can effectively reduce the construction cost and the manufacturing difficulty. The utility model provides a dismantle convenient, simple structure, easy and simple to handle, the prestressing steel stretch-draw platform of the prefabricated bent cap that the security performance is high, on its trapezoidal dog that closely laminates and is fixed in the bent cap tip, the bottom side is equipped with the steel bottom plate, and the positive opposite of bent cap is equipped with steel baffle, and both sides face respectively is equipped with the safety net.
In this alternative, as shown in fig. 3, 4 and 8, the frame body 30 includes a frame main body 31 in a hollow box shape, and a connection frame body 32 for detachably fixing the stopper 22. The supporting bottom plate 40 is fixed at the bottom end of the frame body 31, the two protective nets 50 are respectively arranged at the two side ends of the frame body 31 in the width direction, the protective baffle 60 is fixed on the main side surface of the frame body 31 far away from the cover beam 21, and the suspension device 10 is hung at the top end of the frame body 31 in a sliding manner. The connection frame body 32 is connected to the abutting side of the frame main body 31 abutting against the cover beam 21 and the stop 22, and the connection frame body 32 extends to one side of the stop 22 after being wound by the top end of the stop 22 and is detachably fixed with the embedded part 23 in the stop 22. In this alternative, as shown in fig. 8, the connection frame body 32 is provided with a connection steel plate, the connection steel plate and the embedded part 23 are generally fixed by a locking nut for an embedded screw, the installation and disassembly operations are simple, and the frame body 30 can be stably fixed on the stop block 22, so that a stable, convenient and safe construction platform is provided for operators, and the construction safety is further improved.
In the preferred embodiment, as shown in fig. 1 and 5, the prestressed reinforcement tension platform further includes a skid 70 functioning as a support pad. The skid 70 is supported between the top end of the stopper 22 and the coupling frame 32. The skid blocks 70 are arranged at the tops of the stop blocks 22, so that the stop blocks 22 can be effectively prevented from being damaged by collision in the frame platform hoisting process. In the embodiment of the preferred embodiment, the number of the skids 70 is multiple, the skids 70 are sequentially arranged along the width direction of the block 22 at intervals, and each skid 70 extends along the length direction of the block 22.
In this alternative, as shown in fig. 2 to 4, the frame body 31 includes a frame 311 having a hollow box shape, and a connecting member 312 for reinforcing the structural strength of the frame 311. The connecting frame body 32 is welded and fixed with the frame 311. The connecting members 312 are provided on the respective faces of the frame 311, and are welded and fixed to the frame 311 on the corresponding faces, respectively. In the embodiment of the alternative, the connecting member 312 is a steel member, which is simple in material and structure, and can effectively reduce the construction cost and the manufacturing difficulty.
In this preferred scheme, as shown in fig. 5, the frame main body 31 further includes a plurality of handrails having a safety protection effect, and the plurality of handrails are disposed on the abutting surface of the frame 311 for abutting against the capping beam 21, so as to protect the operator, and the handrails are disposed on the tension bars on the capping beam 21.
Alternatively, as shown in fig. 1 and 9, the suspension device 10 includes a rail beam 11 fixed to the top end of the frame body 30 and extending in the width direction of the frame body 30, a monorail car 12 slidably mounted on the rail beam 11, and a hoist 13 for hoisting the tension equipment. The lifting device 13 is fixedly suspended on the monorail car 12. In this alternative, the monorail car 12 is a commonly used slidable trolley on the market; the lifter 13 is an electric hoist. During operation, the monorail car 12 can be pulled to slide along the track beam 11 by manually pulling the electric hoist, the operation is simple, the pre-stressed tensioning speed of the prefabricated cover beam can be greatly increased, the construction efficiency is higher, and meanwhile, the construction quality can be greatly improved.
In this alternative, as shown in fig. 9, the track beam 11 is an i-steel or a channel steel. The monorail car 12 is slidably supported in an inner groove of the I-steel or channel steel. The track beam 11 is convenient to obtain materials and simple in structure, so that the construction cost and the manufacturing difficulty can be effectively reduced.
In this alternative, as shown in fig. 9, the prestressed reinforcement tensioning platform further includes a limiting block 80 for limiting the sliding of the monorail car 12. The limiting blocks 80 are respectively arranged at two ends of the track beam 11 and fixed on the frame body 30 at the corresponding side, so that the sliding safety of the monorail car 12 is improved.
In this alternative, as shown in fig. 5, the prestressed reinforcement tension platform further includes a plastic backing plate 90 for reducing wear between the frame body 30 and the cap beam 21 and the stopper 22. The plastic shim plate 90 is fixed to the abutment surface of the frame body 30 against which the lid beam 21 and the shim plate abut. In a particular embodiment of this alternative, the plastic backing plate 90 is a rubber plate; the number of the rubber pads is plural, the plural rubber pads are sequentially arranged at intervals in the height direction of the frame body 30, and each rubber pad extends in the width direction of the frame body 30. By arranging the plastic backing plate 90 on the abutting surface of the frame body 30, the cover beam 21 can be effectively prevented from being damaged by collision in the hoisting process of the frame platform.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A prestressed reinforcement tensioning platform is characterized by comprising:
the frame platform is used for supplying an operator to safely stretch a work site, and the suspension device (10) is used for slidably hoisting the stretching equipment;
the frame platform is detachably fixed with a stop block (22) on a cover beam (21) to be subjected to steel bar tensioning;
the suspension device (10) is suspended at the top of the frame platform and arranged in a sliding mode along the width direction of the frame platform.
2. The prestressed reinforcement tension platform of claim 1,
the frame platform comprises a frame body (30) in a hollow box shape, a supporting bottom plate (40) for safely supporting an operator, two protective nets (50) with a safety protection function and a protective baffle (60);
the frame body (30) is detachably fixed with the stop block (22) with the trapezoidal section;
the supporting bottom plate (40) is fixed at the bottom end of the frame body (30), the two protective nets (50) are respectively arranged at two side ends of the frame body (30) in the width direction, and the protective baffle (60) is fixed on the main side surface, far away from the cover beam (21), of the frame body (30);
the suspension device (10) is hung at the top end of the frame body (30) in a sliding manner.
3. A prestressed reinforcement tension platform according to claim 2,
the frame body (30) comprises a hollow box-shaped frame main body (31) and a connecting frame body (32) detachably fixed with the stop block (22);
the supporting bottom plate (40) is fixed at the bottom end of the frame main body (31), the two protective nets (50) are respectively arranged at two side ends of the frame main body (31) in the width direction, the protective baffle (60) is fixed on the main side surface, far away from the cover beam (21), of the frame main body (31), and the suspension device (10) is hung at the top end of the frame main body (31) in a sliding manner;
connect support body (32) connect in frame main part (31) support by lean on bent cap (21) with the side is supported by of dog (22), just connect support body (32) by the top of dog (22) is around establishing the back and extends to one side of dog (22), and with embedded part (23) detachable the fixing in dog (22).
4. The prestressed reinforcement tension platform of claim 3,
the prestressed reinforcement tensioning platform further comprises a skid (70) which plays a role of a supporting pad;
the skid (70) is supported and cushioned between the top end of the stop block (22) and the connecting frame body (32).
5. The prestressed reinforcement tension platform of claim 3,
the frame main body (31) comprises a frame framework (311) in a hollow box shape and a connecting component (312) for enhancing the structural strength of the frame framework (311);
the connecting frame body (32) is fixedly welded with the frame framework (311);
the connecting members (312) are respectively arranged on each surface of the frame framework (311) and are respectively welded and fixed with the frame framework (311) of the corresponding surface.
6. The prestressed reinforcement tension platform of claim 5,
frame main part (31) still include many railings that play the safety protection effect, many the railing lay in frame skeleton (311) be used for with on the face of leaning on that bent cap (21) support to lean on.
7. The prestressed reinforcement tension platform of claim 2,
the suspension device (10) comprises a track beam (11) which is fixed at the top end of the frame body (30) and extends along the width direction of the frame body (30), a monorail car (12) which is slidably mounted on the track beam (11), and a lifting device (13) for lifting the tensioning equipment;
the lifting device (13) is fixedly suspended on the monorail car (12).
8. The prestressed reinforcement tension platform of claim 7,
the track beam (11) is I-shaped steel or channel steel;
the monorail car (12) is slidably supported in an inner groove of the I-shaped steel or the channel steel.
9. A prestressed reinforcement tension platform according to claim 7,
the prestressed reinforcement tensioning platform further comprises a limiting block (80) for limiting the sliding of the monorail car (12);
the limiting blocks (80) are respectively arranged at two ends of the track beam (11) and fixed on the frame body (30) at the corresponding side.
10. A prestressed reinforcement tension platform according to claim 2,
the prestressed reinforcement tensioning platform further comprises a plastic backing plate (90) for reducing wear between the frame body (30) and the cover beam (21) and the stop block (22);
the plastic base plate (90) is fixed on an abutting surface of the frame body (30) abutting against the cover beam (21) and the base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220369037.1U CN217556694U (en) | 2022-02-23 | 2022-02-23 | Prestressed reinforcement tensioning platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220369037.1U CN217556694U (en) | 2022-02-23 | 2022-02-23 | Prestressed reinforcement tensioning platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217556694U true CN217556694U (en) | 2022-10-11 |
Family
ID=83468622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220369037.1U Active CN217556694U (en) | 2022-02-23 | 2022-02-23 | Prestressed reinforcement tensioning platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217556694U (en) |
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2022
- 2022-02-23 CN CN202220369037.1U patent/CN217556694U/en active Active
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