CN217810552U - Hoop supporting structure for construction of viaduct bent cap - Google Patents
Hoop supporting structure for construction of viaduct bent cap Download PDFInfo
- Publication number
- CN217810552U CN217810552U CN202222011848.7U CN202222011848U CN217810552U CN 217810552 U CN217810552 U CN 217810552U CN 202222011848 U CN202222011848 U CN 202222011848U CN 217810552 U CN217810552 U CN 217810552U
- Authority
- CN
- China
- Prior art keywords
- hoop
- supporting
- viaduct
- bent cap
- staple bolt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The application relates to a hoop supporting structure for viaduct bent cap construction, which belongs to the technical field of viaduct construction, and comprises an viaduct upright post, a supporting hoop and a template assembly, wherein a placing block is arranged on the viaduct upright post; the supporting hoop is abutted against the placing block and the outer wall of the elevated upright post, a reinforcing support rod is arranged on the supporting hoop, and a reinforcing plate is arranged on the reinforcing support rod; the template assembly is used for pouring and molding the cover beam, and the reinforcing plate supports the template assembly. The support staple bolt is placed on placing the piece, supports the displacement that the staple bolt produced when having reduced the atress, through high strength bolted connection, improves the joint strength who supports between staple bolt and the overhead upright post, and the bracing piece will be supported the holding power transmission of staple bolt to the reinforcing plate to the enhancement bracing piece, improves the stability of relative position between the adjacent support staple bolt, reduces the skew because of the uneven production of atress, and the reinforcing plate cooperates with the support staple bolt, improves the stability that supports the bent cap template subassembly.
Description
Technical Field
The application relates to the technical field of viaduct construction, in particular to a hoop supporting structure for viaduct bent cap construction.
Background
With the rapid development of the construction of the viaduct, the concrete capping beam is used as an important component of the viaduct, and the level of the construction technology of the concrete capping beam directly influences the quality of the engineering. Due to the influence of terrain and environment during construction, the hoop method is adopted in many cases, and is more and more widely applied due to the advantages of convenience in operation, low requirement on places and the like. And (3) before the capping beam construction of the viaduct, after the maintenance of the viaduct upright post is completed, the capping beam construction is carried out. During construction, a supporting structure form of double hoops is adopted for supporting, the hoops and the elevated vertical columns are fixed, and then the cover beam pouring template is erected. And after the bent cap is poured, maintaining the bent cap, and then dismantling the hoop supporting structure.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: when the elevated bridge bent cap is constructed, the bent cap to be poured is supported by adopting a double-hoop method, but the two hoops are easy to generate different-step displacement in the construction stress process, and the support stability of the bent cap and the bent cap pouring template is influenced.
SUMMERY OF THE UTILITY MODEL
In order to improve above-mentioned problem, this application provides a staple bolt bearing structure is used in construction of overpass bent cap.
The application provides a pair of staple bolt bearing structure is used in construction of overpass bent cap adopts following technical scheme:
a hoop supporting structure for viaduct bent cap construction comprises an elevated upright post, wherein a placing block is arranged on the elevated upright post;
the supporting hoop is arranged on the elevated stand column and is abutted against the placing block, a reinforcing support rod is arranged on the supporting hoop, one end of the reinforcing support rod, which is far away from the supporting hoop, is provided with a reinforcing plate, and the adjacent reinforcing plates are mutually connected;
the formwork assembly is used for pouring and molding the cover beam, and the reinforcing plate supports the formwork assembly.
Through adopting above-mentioned technical scheme, support the staple bolt and place on placing the piece, it produces the displacement along overhead stand axial to support the staple bolt in the atress process to have reduced, it is fixed with the outer wall laminating of overhead stand to support the staple bolt, improve the joint strength who supports between staple bolt and the overhead stand, the bracing piece will support the holding power transmission of staple bolt to the reinforcing plate to strengthen the bracing piece, the setting of reinforcing plate improves the positional stability between the adjacent staple bolt that supports, reduce the displacement because of the atress uneven production that supports the staple bolt, the reinforcing plate cooperates with the support staple bolt, improve the stability of supporting to bent cap template subassembly.
Preferably, the reinforcing plate is provided with a lapping groove, and the lapping grooves on the reinforcing plate are arranged in a vertically reversed manner and are abutted against the bottom wall of each lapping groove.
Through adopting above-mentioned technical scheme, the tank bottom wall of overlap joint groove is supported in the butt joint, further forms the support.
Preferably, a friction piece is arranged between the supporting hoop and the outer wall of the elevated upright post.
Through adopting above-mentioned technical scheme, friction piece greatly increased support staple bolt and elevated upright post outer wall between the frictional force, improve the stability of supporting staple bolt and elevated upright post relative position, reduce the displacement of supporting the staple bolt.
Preferably, the template assembly comprises a supporting main beam, the length direction of the supporting main beam is consistent with the arrangement direction of the elevated upright columns, and the supporting main beam is abutted against one side of the supporting hoop, which deviates from the placing block.
Through adopting above-mentioned technical scheme, support the girder and place on supporting the staple bolt, support the staple bolt and support the girder, realize the transmission of power, the bent cap that treats to pour realizes supporting in the direction of arranging along the overhead column, supports the girder and is used for undertaking the bent cap after pouring because of the pressure that self gravity produced.
Preferably, the supporting main beam is provided with transverse distribution beams, the transverse distribution beams are uniformly distributed along the length direction of the supporting main beam, and the surface of the reinforcing plate is abutted against the transverse distribution beams.
By adopting the technical scheme, the transverse distribution beam is arranged on the support main beam, the support hoop transmits the support force to the transverse distribution beam through the support main beam to support the transverse distribution beam, and meanwhile, the reinforcing plate and the support main beam are matched to jointly support the transverse distribution beam, so that the stress balance of the transverse distribution beam is improved, and the deformation or displacement caused by uneven stress is reduced.
Preferably, the transverse distribution beams are provided with longitudinal distribution beams, the longitudinal distribution beams are uniformly distributed along the length direction of the transverse distribution beams, and the length direction of the longitudinal distribution beams is consistent with the length direction of the support main beams.
By adopting the technical scheme, the transverse distribution beam supports the longitudinal distribution beam, the longitudinal distribution beam is matched with the transverse distribution beam, the uniformity degree of the supporting force of the cover beam to be poured is improved, and the forming deviation of the cover beam caused by uneven stress in the pouring process is reduced.
Preferably, the longitudinal distribution beam is provided with a bottom template, and the bottom template is used for forming the bottom of the cover beam.
Through adopting above-mentioned technical scheme, the die block board uses as the bottom template when the bent cap is pour, and the die block board atress is even, and it is less to warp, and then improves the fashioned stability of bent cap, reduces the deformation of bent cap.
Preferably, one end of the bottom template is provided with a pedestrian stair.
Through adopting above-mentioned technical scheme, when construction worker carries out bent cap construction, reciprocate through the pedestrian stair, reduce the construction worker and remove the possibility that the in-process tumbles or the cage ladder topples, improve the workman's during construction personal safety.
Preferably, the bottom template is provided with protective railings along two opposite sides of the length direction of the supporting main beam.
Through adopting above-mentioned technical scheme, the guard rail plays the spacing effect of protection, and construction worker upwards moves to the bent cap through the pedestrian's stair and treats the area of pouring, can reduce the possibility that construction worker falls carelessly in the region, improves the security of construction.
Preferably, a skirting board is arranged on the bottom template.
Through adopting above-mentioned technical scheme, the setting up of baseboard reduces the bent cap and pours regional object and drop, reduces the possibility that causes bodily injury to the workman in the construction area.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the placing block, the supporting hoops and the reinforcing plates, the supporting hoops are placed on the placing block, the axial displacement of the supporting hoops along the overhead column in the stress process is reduced, after the hoop parts of the two symmetrical hoop parts are attached to the outer wall of the overhead column, the two fixing parts are connected through the high-strength bolts, the connection of the two hoop parts is further realized, the connection strength between the supporting hoops and the overhead column is improved, the supporting force of the supporting hoops is transmitted to the reinforcing plates through the reinforcing support rods, the position stability between the adjacent supporting hoops is improved through the arrangement of the reinforcing plates, the displacement of the supporting hoops caused by uneven stress is reduced, the reinforcing plates are matched with the supporting hoops, and the stability of supporting the cover beam formwork assembly is improved;
2. through the setting of supporting the girder, support the girder and place on supporting the staple bolt, support the staple bolt and support the girder, realize the transmission of power, the bent cap of treating to pour realizes supporting in the direction of arranging along overhead column, supports the girder and is used for undertaking the bent cap after pouring because of the pressure that self gravity produced.
Drawings
Fig. 1 is a schematic overall structure diagram of a hoop support structure for viaduct bent cap construction according to an embodiment of the present application.
Fig. 2 is a schematic view of a connection structure between a support hoop and a reinforcing support rod in the embodiment of the present application.
Fig. 3 is a schematic diagram for showing the positional relationship between the support hoops and the formwork assemblies in the embodiment of the application.
Description of reference numerals: 1. an elevated column; 11. placing the blocks; 2. supporting the hoop; 21. a hoop member; 211. a hoop part; 212. a fixed part; 22. reinforcing the support rod; 23. a reinforcing plate; 231. a lap joint section; 232. a first overlapping groove; 233. a second overlapping groove; 3. a template assembly; 31. supporting the main beam; 32. a transverse distribution beam; 33. a longitudinal distribution beam; 34. a bottom template; 4. a pedestrian stair; 5. a guard rail; 6. skirting board.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses staple bolt bearing structure is used in construction of overpass bent cap, as shown in fig. 1, including overhead column 1, template subassembly 3 and support staple bolt 2, after the overhead column 1 is pour the maintenance with the overhead construction, erect template subassembly 3 on overhead column 1, template subassembly 3 uses as the template of bent cap when pouring the bent cap, and support staple bolt 2 is used for supporting template subassembly 3.
As shown in fig. 1 and 2, the elevated column 1 is integrally formed with a placing block 11, and further comprises a supporting hoop 2, the supporting hoop 2 is placed on the placing block 11, and the end surface of the supporting hoop 2 abuts against one side of the placing block 11, which deviates from the ground. Support staple bolt 2 includes two symmetry armful hoop pieces 21, and armful hoop piece 21 includes armful hoop portion 211 and fixed part 212, and the inboard fixedly connected with friction spare of staple bolt portion 211. When supporting staple bolt 2 installation, the both sides of friction spare respectively with staple bolt portion 211 and overhead stand 1's outer wall butt, the friction spare has increased the frictional force between staple bolt portion 211 and the overhead stand 1 outer wall, has reduced the displacement or the deformation after supporting staple bolt 2 atress. When the hooping part 211 is connected with the outer wall of the elevated column 1 in a laminating manner, the two symmetrical hooping parts 21 are also attached to the fixing part 212 at the same time, and the two fixing parts 212 are fixedly connected through the high-strength bolt, so that the two symmetrical hooping parts 21 are fixedly connected, further the supporting hoops 2 are fixedly connected with the elevated column 1, and the stability of the relative position between the supporting hoops 2 and the elevated column 1 is improved.
As shown in fig. 1 and 2, support staple bolt 2 still includes enhancement bracing piece 22, the one end of enhancement bracing piece 22 deviates from one side fixed connection of overhead stand 1 with staple bolt portion 211, the one end fixedly connected with reinforcing plate 23 that supports staple bolt 2 is kept away from to enhancement bracing piece 22, integrated into one piece has overlap joint 231 on the reinforcing plate 23, first overlap joint groove 232 and second overlap joint groove 233 have been seted up to overlap joint 231, first overlap joint groove 232 and second overlap joint groove 233 reverse setting and diapire looks butt from top to bottom, when supporting the installation of staple bolt 2, two adjacent overlap joint 231 stretch into the overlap joint inslot each other and connect.
As shown in fig. 1 and 3, the formwork assembly 3 includes a supporting main beam 31, a transverse distribution beam 32 and a longitudinal distribution beam 33, the supporting main beam 31 is a double-spliced i-steel, the two i-steels are respectively placed on the fixing portions 212 of the supporting hoops 2, the supporting main beams 31 on both sides are bound and fixed by steel wire ropes, and the length direction of the supporting main beams 31 is consistent with the arrangement direction of the elevated vertical columns 1. The transverse distribution beams 32 are placed on one side of the support main beam 31 departing from the support hoop 2 and are uniformly distributed along the length direction of the support main beam 31. The transverse distribution beams 32 are provided with longitudinal distribution beams 33, the longitudinal distribution beams 33 are uniformly distributed along the length direction of the transverse distribution beams 32, and the length direction of the longitudinal distribution beams 33 is consistent with the length direction of the support main beams 31. And a bottom template 34 is laid on the longitudinal distribution beam 33, and the bottom template 34 is used as a bottom template of the cover beam when the cover beam is poured. The supporting hoop 2 uniformly transmits the supporting force to the transverse distribution beam 32, the longitudinal distribution beam 33 and the bottom template 34 through the supporting main beam 31, and plays a role in stably supporting the pouring forming of the cover beam. The reinforcing plate 23 abuts against the transverse distribution beam 32 and further supports the transverse distribution beam, and the reinforcing plate 23 is matched with the support hoop 2, so that the stability of the support structure is improved. The existence of reinforcing plate 23 also makes the connection between two support staple bolts 2 more stable, has improved the joint strength of the two. When the bent cap is poured, the displacement or deformation of the supporting hoop 2 caused by uneven stress is reduced, the influence on the forming of the bent cap is reduced, and the pouring forming integrity of the bent cap is improved.
As shown in fig. 1 and 3, the safety protection device further comprises a pedestrian stair 4, a protection railing 5 and a skirting board 6, wherein the pedestrian stair 4 is installed on one side of the bottom template 34 and is convenient for construction workers to move up and down during construction operation, and the pedestrian stair 4 is an assembly type cage ladder, so that the safety of the workers in the up-and-down passing process is improved. The protection railing 5 is arranged on the two opposite sides of the bottom formwork 34 along the length direction of the supporting main beam 31, and when a construction worker constructs and moves on the bottom formwork 34, the protection railing 5 plays a role in protecting and limiting, and the guarantee of the construction safety of the worker is improved. Baseboard 6 is along the length direction fixed connection of protection railing 5 on bottom forms 34, reduces the object in bent cap pouring area and drops, reduces the possibility that causes bodily injury to the workman in the construction area, further improves the construction safety guarantee.
The implementation principle of the hoop supporting structure for the construction of the viaduct bent cap is as follows:
two symmetrical hoop members 21 are placed on the placing block 11, the hoop parts 211 are abutted to the outer wall of the elevated upright post 1, and the fixing parts 212 are fixedly connected through high-strength bolts. Strengthen the bracing piece 22 and will support staple bolt 2's holding power and transmit to reinforcing plate 23, two adjacent overlap joint portions 231 stretch into the overlap joint inslot each other, realize two reinforcing plates 23 and strengthen the connection of bracing piece 22, and then realize two connections that support staple bolt 2, improve the stability of relative position between the cool hungry staple bolt, improve the stability of support to template subassembly 3 and the bent cap of waiting to pour, reduce the displacement that appears at the atress in-process.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a staple bolt bearing structure is used in construction of overpass bent cap which characterized in that includes:
the device comprises at least two elevated vertical columns (1), wherein the elevated vertical columns (1) are provided with placing blocks (11);
the supporting hoop (2) is arranged on the elevated upright post (1) and is abutted against the placing block (11), a reinforcing support rod (22) is arranged on the supporting hoop (2), one end, far away from the supporting hoop (2), of the reinforcing support rod (22) is provided with a reinforcing plate (23), and the adjacent reinforcing plates (23) are connected with each other;
the formwork assembly (3) is used for pouring and forming the cover beam, and the reinforcing plate (23) supports the formwork assembly (3).
2. The hoop supporting structure for viaduct bent cap construction according to claim 1, characterized in that: the reinforcing plate (23) is provided with a lapping groove, and the lapping groove on the reinforcing plate (23) is arranged oppositely from top to bottom and is adjacent to the bottom wall of the lapping groove in a butting mode.
3. The hoop supporting structure for viaduct bent cap construction according to claim 1, characterized in that: and a friction piece is arranged between the supporting hoop (2) and the outer wall of the elevated upright post (1).
4. The hoop supporting structure for the viaduct capping beam construction according to claim 1, wherein: the template component (3) comprises a supporting main beam (31), the length direction of the supporting main beam (31) is consistent with the arrangement direction of the elevated vertical columns (1), and the supporting main beam (31) is abutted against one side of the supporting hoop (2) deviating from the placing block (11).
5. The hoop supporting structure for viaduct bent cap construction according to claim 4, wherein: the supporting main beam (31) is provided with a transverse distribution beam (32), the transverse distribution beam (32) is uniformly distributed along the length direction of the supporting main beam (31), and the surface of the reinforcing plate (23) is abutted to the transverse distribution beam (32).
6. The hoop supporting structure for viaduct bent cap construction according to claim 5, wherein: the transverse distribution beam (32) is provided with longitudinal distribution beams (33), the longitudinal distribution beams (33) are uniformly distributed along the length direction of the transverse distribution beam (32), and the length direction of the longitudinal distribution beams (33) is consistent with the length direction of the support main beam (31).
7. The hoop supporting structure for viaduct bent cap construction according to claim 6, wherein: and a bottom template (34) is arranged on the longitudinal distribution beam (33), and the bottom template (34) is used for forming the bottom of the cover beam.
8. The hoop supporting structure for viaduct bent cap construction according to claim 7, wherein: and a pedestrian stair (4) is arranged at one end of the bottom template (34).
9. The hoop supporting structure for the viaduct capping beam construction according to claim 7, wherein: and protective railings (5) are arranged on the two opposite sides of the bottom template (34) along the length direction of the supporting main beam (31).
10. The hoop supporting structure for viaduct bent cap construction according to claim 7, wherein: the bottom template (34) is provided with a skirting board (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222011848.7U CN217810552U (en) | 2022-08-01 | 2022-08-01 | Hoop supporting structure for construction of viaduct bent cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222011848.7U CN217810552U (en) | 2022-08-01 | 2022-08-01 | Hoop supporting structure for construction of viaduct bent cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217810552U true CN217810552U (en) | 2022-11-15 |
Family
ID=83972271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222011848.7U Active CN217810552U (en) | 2022-08-01 | 2022-08-01 | Hoop supporting structure for construction of viaduct bent cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217810552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115748481A (en) * | 2022-11-25 | 2023-03-07 | 江苏省交通工程集团有限公司 | Modular bent cap integrated construction platform and construction process |
-
2022
- 2022-08-01 CN CN202222011848.7U patent/CN217810552U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115748481A (en) * | 2022-11-25 | 2023-03-07 | 江苏省交通工程集团有限公司 | Modular bent cap integrated construction platform and construction process |
| CN115748481B (en) * | 2022-11-25 | 2024-01-02 | 江苏省交通工程集团有限公司 | Modular bent cap integrated construction platform and construction process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205604088U (en) | But bent cap quick adjustment support | |
| CN205443958U (en) | Composite truss support of big cantilever bent cap | |
| CN217810552U (en) | Hoop supporting structure for construction of viaduct bent cap | |
| CN107653781A (en) | Big steel pipe truss and construction method for bent cap cast-in-place construction | |
| CN103321155B (en) | Viaduct pier operation platform system and build this system and pour into a mould the method for bridge pier | |
| KR102403925B1 (en) | A temporary bridge and construction method for the temporary bridge | |
| CN104963295A (en) | Support frame for non-ground internal-force balanced cast-in-place beam and construction method thereof | |
| JP6028984B2 (en) | How to replace the pier | |
| CN111648229A (en) | Assembled hoop platform for bent cap construction and mounting method thereof | |
| KR101682442B1 (en) | Temporary bridge | |
| CN203307733U (en) | Construction platform system of concrete pier of viaduct | |
| CN105317146A (en) | Steel structure earthquake-resistant floor for construction and manufacturing method | |
| CN215441490U (en) | Cast-in-place construction formwork support frame of single-column pier bent cap | |
| CN105672478B (en) | The roof structure of long span building | |
| CN109653088B (en) | Construction method of cast-in-place reinforced concrete guardrail | |
| CN210177354U (en) | Anti-seismic pier assembly | |
| CN209873560U (en) | Bridge deck continuous connection structure adopting ultra-high performance concrete | |
| CN106758821A (en) | The method of cast-in-situ box girder side form support and its box girder formwork support meanss of use | |
| CN117127744B (en) | Construction method of steel bar machining platform erected by Bailey beams and section steel | |
| CN105839541B (en) | Construction method and structure of No. 0 section non-welding bracket of rigid frame bridge | |
| CN218932881U (en) | Special bent cap guardrail of highway bridge packing stone construction | |
| CN104532758A (en) | Construction support for pre-stress concrete suspension-poured continuous beam number zero segment | |
| CN204343174U (en) | A kind of prestress concrete cantilever continuous beam No. zero block construction support | |
| CN216428010U (en) | Cast-in-place beam support of ramp bridge | |
| CN220746604U (en) | Cast-in-situ bracket for two-way transverse slope concrete bent cap |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |