CN111794106B - Annular platform for bridge pier column construction and construction method - Google Patents
Annular platform for bridge pier column construction and construction method Download PDFInfo
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- CN111794106B CN111794106B CN202010641263.6A CN202010641263A CN111794106B CN 111794106 B CN111794106 B CN 111794106B CN 202010641263 A CN202010641263 A CN 202010641263A CN 111794106 B CN111794106 B CN 111794106B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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Abstract
The invention discloses an annular platform for bridge pier column construction and a construction method, and belongs to the technical field of auxiliary equipment for building construction. According to the invention, the problem that the construction platform is difficult to build due to factors such as ground geology and terrain can be effectively solved through the mutual matching of the first chuck, the second chuck, the first threaded column, the second threaded column, the first construction platform and the second construction platform, and the support heights of the first construction platform and the second construction platform can be adjusted according to the operation height during the construction of the main body surface of the bridge pier column, the adjustment process is convenient and rapid, the working hours consumed during the installation of a large number of scaffolds and steel pipes can be reduced to a higher degree, and the working efficiency of workers is improved.
Description
Technical Field
The invention belongs to the technical field of auxiliary equipment for building construction, and particularly relates to an annular platform for bridge pier stud construction and a construction method.
Background
Pier stud, the lower bearing weight that is used for bearing superstructure in civil engineering. The cross section of the pier column is circular, and the pier column is also in an opposite sex shape such as an ellipse, a square, a curve, a parabola and the like. The method is an important component in the projects of bridges such as highway bridges, railway bridges, sidewalks, overpasses, ramp bridges, overpasses and the like.
When the bridge pier stud is under construction, in order to guarantee pier stud tie beam, the crossbeam, constructor operations such as bent cap and prestressing force, need install corresponding operation platform on the pier stud, however, current supporting structure for bridge pier stud construction is mostly the cooperation that uses a large amount of steel pipes and scaffold and supports, receive factors such as ground geology and topography easily and lead to the influence of building the difficult scheduling problem of construction platform, and it is comparatively loaded down with trivial details to build and dismantle the process, moreover, the function is simple, still produce wearing and tearing on the surface of bridge pier stud easily, seriously influence the construction progress, staff's work efficiency has been reduced, consequently, need an annular platform and construction method for bridge pier stud construction to solve above-mentioned problem urgently in the present stage.
Disclosure of Invention
The invention aims to: in order to solve the problems that the supporting structure for the construction of the bridge pier is mostly supported by the cooperation of a large number of steel pipes and scaffolds, the supporting structure is easily influenced by the problems that the construction platform is difficult to build due to factors such as ground geology and topography, the building and disassembling processes are complex, the supporting structure is simple in function, abrasion is easily generated on the surface of the bridge pier, the construction progress is seriously influenced, the working efficiency of workers is reduced, and the provided annular platform for the construction of the bridge pier and the construction method are provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a circumferential platform for bridge pier column construction comprises a bridge pier column main body, wherein a first chuck and a second chuck are clamped on the surface of the bridge pier column main body, a first clamping groove is formed in one surface, close to the second chuck, of the first chuck, a first connecting seat is fixedly connected to one surface, close to the first chuck, of the second chuck, the first connecting seat is located in the first clamping groove, a first construction platform and a second construction platform are clamped on the surface of the bridge pier column main body, the first construction platform is located above the first chuck, a second protective fence is fixedly connected to the top of the first construction platform, a first protective fence is fixedly connected to the top of the second construction platform, the same second clamping groove is formed in one surface, close to the first construction platform, of the second construction platform and the surface, close to the second construction platform, of the first construction platform and the same second connecting seat is fixedly connected to one surface, close to the second construction platform, of the first construction platform and the second protective fence, and the second connecting seat is located the second draw-in groove, the equal fixed cover of fixedly connected with in top of first chuck and second chuck, the first screw thread post of fixedly connected with in the fixed cover, the top of first screw thread post is provided with second screw thread post, the surperficial threaded connection of second screw thread post has a screw thread section of thick bamboo, the bearing has been cup jointed on the surface of screw thread section of thick bamboo, and two bearings joint respectively at the top of first construction platform and second construction platform.
As a further description of the above technical solution:
all be provided with the antiskid piece between first chuck and second chuck and the bridge pier stud main part, all be provided with the gleitbretter between first construction platform and second construction platform and the bridge pier stud main part.
As a further description of the above technical solution:
the position joint that first chuck top corresponds first connecting seat has first nut, first nut internal thread connection has first fastening screw to first fastening screw's bottom is connected with the top of first connecting seat, the equal joint in position that first chuck and second chuck surface correspond fixed cover has the second nut, second nut internal thread connection has second fastening screw, the tip of second fastening screw and the surface connection of first screw thread post.
As a further description of the above technical solution:
the top of first screw thread post has seted up the thread groove, thread groove female connection has the threaded rod, the top of threaded rod and the bottom fixed connection of second screw thread post, the embedded joint of the position that first screw thread post surface corresponds the thread groove has the third nut, third nut female connection has third fastening screw, third fastening screw's tip and the surface connection of threaded rod, the joint of the position that first protection rail surface corresponds the second draw-in groove has the fourth nut, fourth nut female connection has fourth fastening screw, fourth fastening screw's tip and the surface connection of second connecting seat.
As a further description of the above technical solution:
the top end of the threaded cylinder is fixedly connected with a first gear, a second gear is meshed with the side face of the first gear, the bottom of the second gear is fixedly connected with the end portion of the motor output shaft, and the bottom of the motor body is fixedly connected with the top of the first construction platform through a shock absorption seat.
As a further description of the above technical solution:
the motor is a band-type brake motor, the input end of the motor is electrically connected with the output end of the switch through a wire, the input end of the switch is electrically connected with the output end of the power supply, the switch is arranged at the top of the second protective fence, and the power supply is arranged at the top of the first construction platform.
A construction method of a circumferential platform for bridge pier column construction comprises the following operation procedures:
step S1: according to the cross-sectional shape and size of the bridge pier stud main body and the height of the bridge pier main body, selecting a first threaded column, a second threaded column, a first chuck, a second chuck, a first construction platform and a second construction platform which are of corresponding models, wherein the number of the first chuck and the number of the second chuck are required to be correspondingly increased or decreased according to the supporting requirement;
step S2: firstly, correspondingly clamping a first chuck and a second chuck on the surface of a bridge pier stud main body, then installing a first fastening screw into a first nut by using a wrench, applying pressure on the surface of a first connecting seat in a first clamping groove, and improving the fixing effect of the first clamping groove on the first connecting seat, then inserting a first threaded column into a fixing sleeve, installing a second fastening screw into a second nut by using the wrench again, and stably and fixedly installing the first threaded column into the fixing sleeve by using the limiting effect of the second fastening screw on the first threaded column;
step S3: then, correspondingly connecting the first construction platform, the second protection fence, the second construction platform and the first protection fence to the surface of the bridge pier stud main body, then installing a fourth fastening screw into a fourth nut by using a wrench, and pressing the fourth fastening screw on the surface of a second connecting seat in a second clamping groove to improve the fixing effect of the second clamping groove on the second connecting seat, and then enabling the first construction platform and the second construction platform to slowly descend, wherein in the process, the threaded cylinder always corresponds to the first threaded column, and the second threaded column is in threaded connection with the surface of the first threaded column in a rotating mode;
step S4: in the construction process, when the heights of the first construction platform and the second construction platform need to be adjusted, the operation of the motor can be controlled through the operation switch, the output shaft of the motor can apply torsion to the second gear in the working process, the torsion can be applied to the threaded cylinder by utilizing the linkage effect between the second gear and the first gear, so that the threaded cylinder can synchronously rotate in the bearing and on the surface of the first threaded column, and the action effect between the threaded cylinder and the second threaded column is utilized, so that the heights of the first construction platform and the second construction platform can be realized and completed by controlling the operation state of the motor;
step S5: in the work progress, when the height of first screw thread post need be prolonged, can use the second screw thread post to utilize the connection effect between threaded rod and the thread groove with second screw thread post fixed mounting at the top of first screw thread post, then, operation spanner improves the stability between first screw thread post and the second screw thread post with third fastening screw fixed mounting in the third nut that corresponds.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, the whole construction platform structure is directly and fixedly arranged on the surface of the main body of the bridge pier column by the mutual matching of the first chuck, the second chuck, the first threaded column, the second threaded column, the first construction platform and the second construction platform, which is designed, thereby being convenient for improving the construction height of the whole construction platform, the structure is simple, excessive steel pipes and scaffold structures are not needed, the installation and the disassembly are convenient, the problem that the construction platform is difficult to build due to factors such as ground geology, terrain and the like can be effectively avoided, and in the process of constructing the surface of the main body of the bridge pier column, can adjust the bearing height of first construction platform and second construction platform according to the operation height, adjustment process convenient and fast can reduce to a higher degree and use a large amount of scaffolds and the man-hour that the steel pipe consumes when the installation, has improved staff's work efficiency.
2. According to the invention, through the designed first chuck and the second chuck which are used as connectors between the first threaded column and the bridge pier column main body, the first threaded column can be directly and fixedly arranged on the surface of the bridge pier column main body while the stability of the first threaded rod is ensured, the influence of the ground surface environment on the fixing work of the first threaded column is avoided, the structure is simple, excessive steel pipes and scaffold structures are not needed, the stability of the first chuck and the second chuck on the surface of the bridge pier column main body can be further improved through the designed anti-slip sheet, the anti-slip sheet and the friction force used for increasing the friction force between the first chuck and the second chuck and the bridge pier column main body, meanwhile, the damage of the first chuck and the second chuck on the surface of the bridge pier column main body can be avoided to a certain extent, through the designed first fastening screw and the first nut, the utility model provides a be used for improving stability and load capacity between first chuck and the second chuck, fixed cover through the design, fixed cover is as the media of being connected between first chuck and second chuck and the first screw post, it has higher mechanical strength, prevent that first chuck and second chuck from suffering destruction because of the atress is too big, second fastening screw and second nut through the design, a stability for improving first screw post in fixed cover, threaded rod through the design, thread groove and second screw post, thread groove and threaded rod are as connected mode and media between first screw post and the second screw post, be convenient for prolong the operation height of first construction platform and second construction platform.
3. According to the invention, the stability between the first threaded column and the second threaded column is improved by the designed third nut and third fastening screw, the embedded connection mode between the third nut and the first threaded column does not hinder the threaded cylinder from moving on the surfaces of the first threaded column and the second threaded column, and the first clamping groove and the first connecting seat are designed to increase the connecting surface between the first chuck and the second chuck, so that the stability between the first chuck and the second chuck is improved, and the first chuck and the second chuck are conveniently and fixedly installed on the surface of the bridge pier column main body.
Drawings
Fig. 1 is a three-dimensional structural schematic diagram of a circumferential platform and a construction method for bridge pier column construction according to the present invention;
fig. 2 is a schematic perspective view of a bridge pier column main body of the circumferential platform and the construction method for bridge pier column construction according to the present invention;
FIG. 3 is an enlarged structural schematic diagram of a portion A of the circumferential platform for bridge pier column construction and the construction method provided by the invention;
fig. 4 is an enlarged structural schematic diagram of a circumferential platform for bridge pier column construction and a construction method C provided by the invention;
FIG. 5 is an enlarged structural schematic view of a circumferential platform for bridge pier column construction and a construction method B provided by the invention;
fig. 6 is a schematic perspective view of a first chuck of the circumferential platform and the construction method for bridge pier column construction according to the present invention;
fig. 7 is a schematic perspective view of a second chuck of the circumferential platform and the construction method for bridge pier column construction according to the present invention;
FIG. 8 is a schematic cross-sectional structure view of a first threaded column in front view of the circumferential platform and the construction method for bridge pier column construction according to the present invention;
fig. 9 is a schematic perspective view of a second construction platform of the hoop platform and the construction method for bridge pier column construction according to the present invention;
fig. 10 is a schematic perspective view of the circumferential platform for bridge pier column construction and the first construction platform according to the construction method of the present invention.
Illustration of the drawings:
1. a bridge pier stud body; 2. a first chuck; 3. a first card slot; 4. a first connecting seat; 5. a second chuck; 6. a first nut; 7. a first fastening screw; 8. fixing a sleeve; 9. anti-slip sheets; 10. a second nut; 11. a second fastening screw; 12. a first threaded post; 13. a second threaded post; 14. a threaded rod; 15. a thread groove; 16. a third nut; 17. a third fastening screw; 18. a first construction platform; 19. a bearing; 20. a threaded barrel; 21. a first gear; 22. a second gear; 23. a motor; 24. a second construction platform; 25. a first protective fence; 26. a second card slot; 27. a second connecting seat; 28. a second protective fence; 29. a fourth nut; 30. a fourth fastening screw; 31. sliding blades; 32. a switch; 33. a power source.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a circumferential platform for bridge pier column construction comprises a bridge pier column main body 1, a first chuck 2 and a second chuck 5 are clamped on the surface of the bridge pier column main body 1, a first clamping groove 3 is formed in one side, close to the second chuck 5, of the first chuck 2, the first clamping groove 3 and a first connecting seat 4 are designed, the first clamping groove 3 and the first connecting seat 4 are used for increasing the connecting surface between the first chuck 2 and the second chuck 5 and improving the stability between the first chuck 2 and the second chuck 5, meanwhile, the first chuck 2 and the second chuck 5 are conveniently and fixedly installed on the surface of the bridge pier column main body 1, the first connecting seat 4 is fixedly connected on one side, close to the first chuck 2, of the second chuck 5, the first connecting seat 4 is located in the first clamping groove 3, a first construction platform 18 and a second construction platform 24 are clamped on the surface of the bridge pier column main body 1, and the first construction platform 18 is located above the first chuck 2, the top of the first construction platform 18 is fixedly connected with a second protection fence 28, the top of the second construction platform 24 is fixedly connected with a first protection fence 25, one side of the second construction platform 24 and the first protection fence 25 close to the first construction platform 18 is provided with a same second clamping groove 26, one side of the first construction platform 18 and the second protection fence 28 close to the second construction platform 24 is fixedly connected with a same second connecting seat 27, the second connecting seat 27 is positioned in the second clamping groove 26, the tops of the first chuck 2 and the second chuck 5 are both fixedly connected with a fixing sleeve 8, a first threaded column 12 is fixedly connected in the fixing sleeve 8, the fixing sleeve 8 is used as a connecting medium between the first chuck 2 and the second chuck 5 and the first threaded column 12 through the designed fixing sleeve 8, the fixing sleeve 8 has higher mechanical strength, and can prevent the first chuck 2 and the second chuck 5 from being damaged due to overlarge stress, the top of first screw thread post 12 is provided with second screw thread post 13, and the surperficial threaded connection of second screw thread post 13 has a screw thread section of thick bamboo 20, and bearing 19 has been cup jointed on the surface of screw thread section of thick bamboo 20, and two bearings 19 joint respectively at the top of first construction platform 18 and second construction platform 24.
Specifically, as shown in fig. 1, anti-slip sheets 9 are disposed between the first chucks 2 and the second chucks 5 and the bridge pier stud body 1, slip sheets 31 are disposed between the first construction platform 18 and the second construction platform 24 and the bridge pier stud body 1, and through the designed anti-slip sheets 9, the anti-slip sheets 9 and the anti-slip sheets are used for increasing the friction force between the first chucks 2 and the second chucks 5 and the bridge pier stud body 1, so that the stability of the first chucks 2 and the second chucks 5 on the surface of the bridge pier stud body 1 can be further improved, and meanwhile, the damage to the surface of the bridge pier stud body 1 caused by the first chucks 2 and the second chucks 5 can be avoided to a certain extent.
Specifically, as shown in fig. 1, a first nut 6 is fastened to a position of the top of the first chuck 2 corresponding to the first connecting seat 4, a first fastening screw 7 is screwed into the first nut 6, and by designing the first fastening screw 7 and the first nut 6, stability and load capacity between the first chuck 2 and the second chuck 5 are improved, and a bottom end of the first fastening screw 7 is connected to the top of the first connecting seat 4, a second nut 10 is fastened to positions of surfaces of the first chuck 2 and the second chuck 5 corresponding to the fixing sleeve 8, a second fastening screw 11 is screwed into the second nut 10, an end of the second fastening screw 11 is connected to a surface of the first threaded column 12, and by designing the first chuck 2 and the second chuck 5, the first chuck 2 and the second chuck 5 serve as a connecting body between the first threaded column 12 and the bridge pier column main body 1, and while ensuring stability of the first threaded rod 14, still directly with first screw post 12 fixed mounting on the surface of bridge pier stud main part 1, avoid the earth's surface environment to cause the influence to the fixed work of first screw post 12, simple structure need not to use too much steel pipe and scaffold structure.
Specifically, as shown in fig. 1, a thread groove 15 is formed at the top end of the first thread column 12, a threaded rod 14 is connected to the thread groove 15 in a threaded manner, the top end of the threaded rod 14 is fixedly connected to the bottom end of the second thread column 13, a third nut 16 is clamped to the surface of the first thread column 12 in an embedded manner at a position corresponding to the thread groove 15, the stability between the first thread column 12 and the second thread column 13 is improved by the designed third nut 16 and third fastening screw 17, the third nut 16 is connected to the first thread column 12 in an embedded manner without hindering the movement of the threaded cylinder 20 on the surfaces of the first thread column 12 and the second thread column 13, the third nut 16 is connected to the third fastening screw 17 in a threaded manner, the end of the third fastening screw 17 is connected to the surface of the threaded rod 14, a fourth nut 29 is clamped to the surface of the first protective fence 25 at a position corresponding to the second slot 26, and the fourth nut 29 is connected to a fourth fastening screw 30 in a threaded manner, the end of the fourth fastening screw 30 is connected to the surface of the second connecting seat 27, and the threaded rod 14, the threaded groove 15 and the threaded rod 14 are designed to be connected between the first threaded column 12 and the second threaded column 13 and to be used as a medium, so that the working height of the first construction platform 18 and the second construction platform 24 can be extended.
Specifically, as shown in fig. 2, a first gear 21 is fixedly connected to the top end of the threaded cylinder 20, a second gear 22 is engaged with the side surface of the first gear 21, the bottom of the second gear 22 is fixedly connected to the end of the output shaft of the motor 23, and the bottom of the body of the motor 23 is fixedly connected to the top of the first construction platform 18 through a shock-absorbing mount.
Specifically, as shown in fig. 1, the motor 23 is a band-type brake motor, an input end of the motor 23 is electrically connected to an output end of the switch 32 through a wire, an input end of the switch 32 is electrically connected to an output end of the power supply 33, the switch 32 is disposed at the top of the second protective fence 28, and the power supply 33 is disposed at the top of the first construction platform 18.
A construction method of a circumferential platform for bridge pier column construction comprises the following operation procedures:
step S1: according to the cross-sectional shape and size of the bridge pier stud main body 1 and the height of the bridge pier stud main body, selecting a first threaded stud 12, a second threaded stud 13, a first chuck 2, a second chuck 5, a first construction platform 18 and a second construction platform 24 which are of corresponding models, wherein the number of the first chuck 2 and the number of the second chuck 5 also need to be correspondingly increased or decreased according to the supporting requirements;
step S2: firstly, correspondingly clamping a first chuck 2 and a second chuck 5 on the surface of a bridge pier stud main body 1, then installing a first fastening screw 7 into a first nut 6 by using a wrench, pressing the surface of a first connecting seat 4 in a first clamping groove 3 to improve the fixing effect of the first clamping groove 3 on the first connecting seat 4, then inserting a first threaded column 12 into a fixing sleeve 8, installing a second fastening screw 11 into a second nut 10 by using the wrench again, stably and fixedly installing the first threaded column 12 into the fixing sleeve 8 by using the limiting effect of the second fastening screw 11 on the first threaded column 12, and improving the stability of the first threaded column 12 in the fixing sleeve 8 by using the designed second fastening screw 11 and second nut 10;
step S3: then, correspondingly connecting the first construction platform 18, the second protection fence 28, the second construction platform 24 and the first protection fence 25 to the surface of the bridge pier stud body 1, then installing a fourth fastening screw 30 into a fourth nut 29 by using a wrench, and pressing the surface of the second connecting seat 27 in the second clamping groove 26 to improve the fixing effect of the second clamping groove 26 on the second connecting seat 27, then slowly descending the first construction platform 18 and the second construction platform 24, in the process, the threaded cylinder 20 always corresponds to the first threaded cylinder 12, and the second threaded cylinder 13 is in threaded connection with the surface of the first threaded cylinder 12 in a rotating manner;
step S4: in the construction process, when the heights of the first construction platform 18 and the second construction platform 24 need to be adjusted, the operation of the motor 23 can be controlled through the operation switch 32, during the working process of the motor 23, the output shaft of the motor 23 can apply torsion on the second gear 22, the torsion can be applied to the threaded cylinder 20 by utilizing the linkage effect between the second gear 22 and the first gear 21, so that the threaded cylinder 20 can synchronously rotate in the bearing 19 and on the surface of the first threaded column 12, and the heights of the first construction platform 18 and the second construction platform 24 can be realized and completed by controlling the operation state of the motor 23 by utilizing the action effect between the threaded cylinder 20 and the second threaded column 13;
step S5: when the height of the first threaded column 12 needs to be increased during construction, the second threaded column 13 can be fixedly installed on the top of the first threaded column 12 by using the second threaded column 13 through the connection effect between the threaded rod 14 and the threaded groove 15, then, the third fastening screw 17 is fixedly installed in the corresponding third nut 16 by operating the wrench, and the stability between the first threaded column 12 and the second threaded column 13 is improved by using the third fastening screw 17.
The working principle is as follows: during the use, according to the cross-sectional shape of bridge pier stud main part 1, size and the height of bridge pier main part, select the first screw post 12, the second screw post 13, first chuck 2, the second chuck 5, first construction platform 18 and the second construction platform 24 of corresponding model, and the quantity of first chuck 2 and second chuck 5 also need according to supporting the corresponding increase or reduction of requirement, first chuck 2 and second chuck 5 correspond the joint in the surface of bridge pier stud main part 1 first, then use the spanner to install first fastening screw 7 in first nut 6, and apply pressure to the surface of first connecting seat 4 in first draw-in groove 3, be used for improving the fixed effect of first draw-in groove 3 to first connecting seat 4, then, insert first screw post 12 in fixed cover 8, and reuse the spanner to install second fastening screw 11 in second nut 10, utilize the restriction effect of second fastening screw 11 to first screw post 12 to fix first screw post 12 with first screw 12 steadily and install first screw post 12 in second nut 10 The construction method comprises the steps of putting the first construction platform 18, the second protection fence 28, the second construction platform 24 and the first protection fence 25 into the fixing sleeve 8, correspondingly connecting the first construction platform 18, the second protection fence 28, the second construction platform 24 and the first protection fence 25 to the surface of the bridge pier stud body 1, then installing a fourth fastening screw 30 into a fourth nut 29 by using a wrench, pressing the surface of the second connecting seat 27 in the second clamping groove 26 to improve the fixing effect of the second clamping groove 26 on the second connecting seat 27, then enabling the first construction platform 18 and the second construction platform 24 to slowly descend, in the process, the threaded cylinder 20 always corresponds to the first threaded column 12, in the process, connecting the second threaded column 13 to the surface of the first threaded column 12 in a threaded manner of rotating, in the construction process, when the heights of the first construction platform 18 and the second construction platform 24 need to be adjusted, controlling the motor 23 to operate by operating the switch 32, and in the working process of the motor 23, the output shaft of the screw cylinder can apply torsion on the second gear 22, and the torsion can be applied on the screw cylinder 20 by utilizing the linkage effect between the second gear 22 and the first gear 21, so that the screw cylinder 20 can synchronously rotate in the bearing 19 and on the surface of the first screw column 12, and by utilizing the action effect between the screw cylinder 20 and the first screw column 12, the heights of the first 18 and second 24 work platforms can be achieved and completed by controlling the operation state of the motor 23, when the height of the first threaded column 12 needs to be increased during construction, the second threaded column 13 can be fixedly installed on the top of the first threaded column 12 by using the second threaded column 13 through the connection effect between the threaded rod 14 and the threaded groove 15, next, the third fastening screw 17 is fixedly mounted in the corresponding third nut 16 by operating the wrench, and the stability between the first threaded column 12 and the second threaded column 13 is improved by the third fastening screw 17.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (4)
1. The circumferential platform for bridge pier column construction comprises a bridge pier column main body (1) and is characterized in that a first chuck (2) and a second chuck (5) are clamped on the surface of the bridge pier column main body (1), a first clamping groove (3) is formed in one side, close to the second chuck (5), of the first chuck (2), a first connecting seat (4) is fixedly connected to one side, close to the first chuck (2), of the second chuck (5), the first connecting seat (4) is located in the first clamping groove (3), a first construction platform (18) and a second construction platform (24) are clamped on the surface of the bridge pier column main body (1), the first construction platform (18) is located above the first chuck (2), a second protection fence (28) is fixedly connected to the top of the first construction platform (18), a first protection fence (25) is fixedly connected to the top of the second construction platform (24), one side of the second construction platform (24) and one side of the first protection fence (25) close to the first construction platform (18) are provided with a same second clamping groove (26), one side of the first construction platform (18) and one side of the second protection fence (28) close to the second construction platform (24) are fixedly connected with the same second connecting seat (27), and the second connecting seat (27) is positioned in the second clamping groove (26), the tops of the first chuck (2) and the second chuck (5) are fixedly connected with fixing sleeves (8), a first threaded column (12) is fixedly connected in the fixed sleeve (8), a second threaded column (13) is arranged at the top of the first threaded column (12), the surface of the second threaded column (13) is in threaded connection with a threaded cylinder (20), the surface of the threaded cylinder (20) is sleeved with a bearing (19), the two bearings (19) are respectively clamped at the tops of the first construction platform (18) and the second construction platform (24);
a thread groove (15) is formed in the top end of the first thread column (12), a threaded rod (14) is connected to the thread groove (15) in an internal thread mode, the top end of the threaded rod (14) is fixedly connected with the bottom end of the second thread column (13), a third nut (16) is clamped to the surface of the first thread column (12) in an embedded mode at a position corresponding to the thread groove (15), a third fastening screw (17) is connected to the third nut (16) in an internal thread mode, the end portion of the third fastening screw (17) is connected with the surface of the threaded rod (14), a fourth nut (29) is clamped to the surface of the first protective fence (25) at a position corresponding to the second clamping groove (26), a fourth fastening screw (30) is connected to the fourth nut (29) in an internal thread mode, and the end portion of the fourth fastening screw (30) is connected with the surface of the second connecting seat (27);
a first nut (6) is clamped at a position, corresponding to the first connecting seat (4), of the top of the first chuck (2), a first fastening screw (7) is connected to the first nut (6) in a threaded manner, the bottom end of the first fastening screw (7) is connected with the top of the first connecting seat (4), second nuts (10) are clamped at positions, corresponding to the fixing sleeves (8), of the surfaces of the first chuck (2) and the second chuck (5), second fastening screws (11) are connected to the second nuts (10) in a threaded manner, and the end portions of the second fastening screws (11) are connected with the surface of the first threaded columns (12);
the top end of the threaded cylinder (20) is fixedly connected with a first gear (21), a second gear (22) is meshed with the side face of the first gear (21), the bottom of the second gear (22) is fixedly connected with the end portion of an output shaft of a motor (23), and the bottom of a machine body of the motor (23) is fixedly connected with the top of a first construction platform (18) through a shock absorption seat.
2. The circumferential platform for bridge pier column construction according to claim 1, wherein anti-slip sheets (9) are arranged between the first chuck (2) and the second chuck (5) and the bridge pier column main body (1), and slip sheets (31) are arranged between the first construction platform (18) and the bridge pier column main body (1) and between the second construction platform (24) and the bridge pier column main body (1).
3. The circumferential platform for bridge pier column construction according to claim 2, wherein the motor (23) is a band-type brake motor, an input end of the motor (23) is electrically connected with an output end of a switch (32) through a wire, an input end of the switch (32) is electrically connected with an output end of a power supply (33), the switch (32) is arranged at the top of the second protective fence (28), and the power supply (33) is arranged at the top of the first construction platform (18).
4. The construction method of the circumferential platform for bridge pier column construction according to claim 1, comprising the following operation processes:
step S1: according to the cross-sectional shape and size of the bridge pier stud main body (1) and the height of the bridge pier main body, selecting a first threaded stud (12), a second threaded stud (13), a first chuck (2), a second chuck (5), a first construction platform (18) and a second construction platform (24) which are of corresponding models, wherein the number of the first chuck (2) and the number of the second chuck (5) also need to be correspondingly increased or decreased according to the supporting requirement;
step S2: firstly, a first chuck (2) and a second chuck (5) are correspondingly clamped on the surface of a bridge pier stud main body (1), then a wrench is used for installing a first fastening screw (7) into a first nut (6) and pressing the surface of a first connecting seat (4) in a first clamping groove (3) for improving the fixing effect of the first clamping groove (3) on the first connecting seat (4), then a first threaded column (12) is inserted into a fixing sleeve (8), a wrench is used again for installing a second fastening screw (11) into a second nut (10), and the first threaded column (12) is stably and fixedly installed in the fixing sleeve (8) by utilizing the limiting effect of the second fastening screw (11) on the first threaded column (12);
step S3: then, correspondingly connecting the first construction platform (18), the second protection fence (28), the second construction platform (24) and the first protection fence (25) to the surface of the bridge pier stud main body (1), then installing a fourth fastening screw (30) into a fourth nut (29) by using a wrench, and pressing the surface of a second connecting seat (27) in a second clamping groove (26) to improve the fixing effect of the second clamping groove (26) on the second connecting seat (27), then slowly descending the first construction platform (18) and the second construction platform (24), wherein in the process, the threaded cylinder (20) always corresponds to the first threaded cylinder (12), and connecting the second threaded cylinder (13) to the surface of the first threaded cylinder (12) in a threaded manner;
step S4: in the construction process, when the heights of the first construction platform (18) and the second construction platform (24) need to be adjusted, the operation of the motor (23) can be controlled through the operation switch (32), the output shaft of the motor (23) can act on the second gear (22) in the working process, the torsion can act on the threaded cylinder (20) by utilizing the linkage effect between the second gear (22) and the first gear (21), the threaded cylinder (20) can synchronously rotate in the bearing (19) and on the surface of the first threaded column (12), and the action effect between the threaded cylinder (20) and the second threaded column (13) is utilized, so that the heights of the first construction platform (18) and the second construction platform (24) can be realized and completed by controlling the operation state of the motor (23);
step S5: in the construction process, when the height of the first threaded column (12) needs to be increased, the second threaded column (13) can be fixedly installed at the top of the first threaded column (12) by using the second threaded column (13) through the connection effect between the threaded rod (14) and the threaded groove (15), then, a spanner is operated to fixedly install the third fastening screw (17) in the corresponding third nut (16), and the stability between the first threaded column (12) and the second threaded column (13) is improved through the third fastening screw (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010641263.6A CN111794106B (en) | 2020-07-06 | 2020-07-06 | Annular platform for bridge pier column construction and construction method |
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| CN202010641263.6A CN111794106B (en) | 2020-07-06 | 2020-07-06 | Annular platform for bridge pier column construction and construction method |
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| CN113026565B (en) * | 2021-03-23 | 2023-06-27 | 凌振英 | Annular platform for bridge column laying construction and construction method |
| CN113356071A (en) * | 2021-06-26 | 2021-09-07 | 江苏镇江路桥工程有限公司 | A hoop platform for construction of bridge pier column |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204475183U (en) * | 2015-01-22 | 2015-07-15 | 中交路桥建设有限公司 | A kind of hoop platform for bridge pier column construction |
| CN206591443U (en) * | 2017-02-28 | 2017-10-27 | 中国一冶集团有限公司 | Pier stud vertical stratification integrative protection template |
| CN206873307U (en) * | 2017-06-30 | 2018-01-12 | 中交第一航务工程局有限公司 | Movable type bridge justifies pier stud work high above the ground operating platform |
| CN207812983U (en) * | 2017-12-22 | 2018-09-04 | 甘肃第一安装工程有限公司 | A kind of encircling operating deck |
| CN208167554U (en) * | 2018-05-02 | 2018-11-30 | 江苏省交通工程集团有限公司 | Circular-sectioned pier fabricated construction platform |
| CN110552273A (en) * | 2018-05-30 | 2019-12-10 | 江苏易鼎电力科技有限公司 | Height-adjustable's laser leveling machine that paves |
| CN108824204A (en) * | 2018-07-12 | 2018-11-16 | 宁波市建设集团股份有限公司 | Pier stud construction method and the construction assembled operating platform of pier stud |
| CN210140773U (en) * | 2019-04-29 | 2020-03-13 | 中铁二局集团有限公司 | Column type pier construction operation platform |
| CN110158963B (en) * | 2019-05-14 | 2021-06-15 | 中建八局第一建设有限公司 | Arc concrete casing troweling and surface collecting device |
| CN210127413U (en) * | 2019-06-12 | 2020-03-06 | 中铁二十三局集团第六工程有限公司 | Bridge cylindrical pier annular construction platform |
| CN111074780A (en) * | 2019-12-26 | 2020-04-28 | 广东省建筑工程机械施工有限公司 | Automatic lifting construction platform for high pier stud and use method of lifting construction platform |
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