CN211057623U - Precast bridge deck inboard cantilever pouring braced system - Google Patents
Precast bridge deck inboard cantilever pouring braced system Download PDFInfo
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- CN211057623U CN211057623U CN201921508085.9U CN201921508085U CN211057623U CN 211057623 U CN211057623 U CN 211057623U CN 201921508085 U CN201921508085 U CN 201921508085U CN 211057623 U CN211057623 U CN 211057623U
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Abstract
The utility model discloses a prefabricated decking inboard cantilever casting braced system that can walk. Comprises a support bracket and a cantilever template system; the support bracket comprises a plurality of rows of bracket cross beams which are arranged in parallel, the bracket cross beams and the bracket supports form triangular structure frames, the top ends of the bracket supports are connected with two ends of the bracket cross beams through bracket adjusting rods, and the bracket cross beams and the bracket supports between adjacent triangular structure frames are connected through bracket pull rods; the cantilever template comprises a bottom die for cantilever casting, the bottom die is supported and fixed by a bottom die cross beam, and the bottom die cross beam is fixed on a bottom die supporting beam; at least two lifting lugs are arranged on the bottom die supporting beam, and a support cross beam of the support is fixedly connected with the lifting lugs on the bottom die supporting beam in a hanging manner through at least two adjusting rods. The utility model discloses utilize the support and the removal basis of the removal scaffold frame commonly used among the construction engineering as the support, the site application is convenient, and the structure easily operates, can realize the production of safe construction, satisfies complicated changeable construction environment needs.
Description
Technical Field
The utility model relates to a bridge construction tool, in particular to die block and work platform that inboard cantilever part of prefabricated decking of walking was pour provide the braced system that supports, belong to construction auxiliary assembly technical field.
Background
In the prefabricated simply supported girder bridge work progress of disconnect-type, when carrying out the roof construction, the partial flange plate of encorbelmenting pour the template on can't directly supporting the girder, often through encorbelmenting the support and founding the mould to the mode through giving the support counter weight keeps pouring the balance of in-process, but this kind of construction methods has very big not convenient. If the balance weight is too large, the movement is extremely inconvenient in the construction process, and the pouring progress is influenced; but if the counter weight is insufficient, the risk of template displacement, even overturning and safety accident is caused.
Disclosure of Invention
The utility model discloses an inboard cantilever casting braced system of prefabricated decking that can walk to above-mentioned problem.
The utility model discloses a following technical scheme realizes:
prefabricated decking inboard cantilever casting braced system, its characterized in that: comprises a support bracket and a cantilever template system;
the support bracket includes: the support device comprises a plurality of rows of support cross beams which are arranged in parallel, wherein a support which is vertically connected and fixed is arranged at the center of each row of support cross beams to form a triangular structure frame, the top ends of the support supports are connected with two ends of each support cross beam through support adjusting rods, and the support cross beams and the support supports between adjacent triangular structure frames are connected through support pull rods;
the cantilever formwork includes: the bottom die is used for cantilever casting, the bottom die is supported and fixed by bottom die cross beams which are longitudinally arranged, and the bottom die cross beams are fixed on a plurality of groups of bottom die supporting beams which are transversely arranged;
at least two lifting lugs are arranged on each group of bottom die supporting beams, and a support beam of the support is fixedly connected with the lifting lugs on the bottom die supporting beams in a hanging manner through at least two adjusting rods.
And two ends of each row of support cross beams are supported and fixed by a movable scaffold.
The adjusting rod for suspending the cross beam of the connecting bracket and the supporting beam of the bottom die is an adjustable screw rod with a sleeve structure.
The support bracket is further composed of four groups of bracket beams and bracket supports which are arranged in parallel.
Four groups of bottom die supporting beams are transversely arranged and are rigidly connected and fixed with the corresponding support cross beams through adjusting rods.
Before pouring construction, assembling all components to finish combined fixed installation of a support bracket, installing the support bracket on the upper part of a movable scaffold, hanging and fixing all components of a cantilever template through an adjusting rod, adjusting the elevation of a bottom template to a designed elevation by rotating an adjusting rod handle, binding reinforcing steel bars and pouring concrete, and finishing pouring and after equal strength; the bottom die template is removed by rotating the adjusting rod handle, the next section of cantilever plate is poured, the maximum pouring length of each section is 6m, and the adjustment is carried out according to the actual condition.
The utility model has practical structural design, safety and reliability, strong practicability, high construction efficiency, saved manpower installation cost and convenient installation and disassembly; the utility model discloses utilize the support and the removal basis of the removal scaffold frame commonly used among the construction engineering as the support, the site application is convenient, and the structure easily operates, can realize the production of safe construction, satisfies complicated changeable construction environment needs.
Drawings
FIG. 1 is a schematic view of the bracket structure of the present invention;
fig. 2 is a schematic view of the application state of the bracket of the present invention.
In the figure, 1 is a bottom die support beam, 2 is a bottom die cross beam, 3 is a bottom die, 4 is an adjusting rod, 5 is a support cross beam, 6 is a support, 7 is a support adjusting rod, 8 is a support pull rod, H is a movable scaffold, G is a cantilever, and L is a precast beam.
Detailed Description
The present invention will be further described with reference to the following embodiments, which are intended to illustrate the principles of the present invention without limiting the present invention in any way, and the present invention is not beyond the scope of the present invention.
With reference to the attached drawings.
The precast bridge deck inner side cantilever pouring support system is composed of a support and a cantilever template system and comprises a bottom die support beam 1, a bottom die cross beam 2, a bottom die 3, an adjusting rod 4, a support cross beam 5, a support 6, a support adjusting rod 7, a support pull rod 8 and other components.
The following structures and materials are used for the specific members of this example.
The bottom die support beam 1 is made of H-shaped steel with the length of 410cm and the specification of 100x100, a hanging lug is welded at a position 55cm away from one end of the side surface of the top, and a hanging lug is welded at a position 180cm away from the other end of the side surface of the top; the bottom die cross beam 2 is formed by an H-shaped beam with a wood structure specification of 100x 100; the bottom die 3 adopts a black glue template with the thickness of 2cm, the width of 200cm and the length of 620 cm; the adjusting rod 4 consists of a steel hollow tube with the diameter of 42mm, the wall thickness of 5mm and the length of 80cm, the inner walls of two ends of the adjusting rod are provided with 15cm threaded inner wires, and two threaded rods with the diameter of 32mm and the length of 150cm, U-shaped handles are welded on two sides of the middle part of the hollow rod, and a hook is welded at one end of each threaded rod; the support beam 5 is made of H-shaped steel with the length of 600cm and the specification of 100x100, and a group of symmetrical lugs are welded at the positions, 55cm away from two ends, of the side surface of the top; the support 6 is made of H-shaped steel with the length of 245cm and the specification of 100x100, and a group of hangers are welded on two sides 40cm away from one end; the support adjusting rod 7 consists of a steel hollow tube with the diameter of 42mm, the wall thickness of 5mm and the length of 200cm, the inner walls of two ends of the steel hollow tube are provided with 15cm threaded inner wires, and two threaded rods with the diameter of 32mm and the length of 150cm, U-shaped handles are welded on two sides of the middle part of the hollow rod, and a hook is welded at one end of each threaded rod; the support pull rod 8 is a steel hollow pipe with the diameter of 42mm and the wall thickness of 5mm, and the length of the diagonal pull rod is 320cm and the length of the horizontal pull rod is 600 cm.
As shown in the figure, the hanging lug of the bottom die supporting beam 1 is connected with the hanging hook of the bracket cross beam 5 through the hanging hook of the adjusting rod 4; the bracket beam 5 is welded with the bracket support 6; in order to ensure the stable structure, the bracket crossbeam 5 is connected to a suspension loop of the bracket support 6 through a hook of the bracket adjusting rod 7; each component forms a truss structure, a space structure formed by the truss structure is supported by a movable scaffold H and then reinforced by a support pull rod 8, and finally the bottom die cross beam 2 and the bottom die 3 are sequentially paved on the upper part of the bottom die supporting beam 1 and are firmly fixed.
The utility model discloses each part of the concrete implementation arranges and refers to fig. 1 and fig. 2, during the construction, at first assemble the component according to fig. 1 and fig. 2 and accomplish and install on the upper portion of mobile scaffold H, then adjust the template elevation to the design elevation through 4 handles of rotatory adjusting lever, carry out reinforcement and concrete placement, pour and accomplish and after the constant intensity; and finally, removing the bottom die 3 by rotating the adjusting rod 4, pouring the next section of cantilever plate, wherein the maximum pouring length of each section is 6m, and adjusting according to actual conditions.
Claims (5)
1. Prefabricated decking inboard cantilever casting braced system, its characterized in that: comprises a support bracket and a cantilever template system;
the support bracket includes: the support device comprises a plurality of rows of support cross beams which are arranged in parallel, wherein a support which is vertically connected and fixed is arranged at the center of each row of support cross beams to form a triangular structure frame, the top ends of the support supports are connected with two ends of each support cross beam through support adjusting rods, and the support cross beams and the support supports between adjacent triangular structure frames are connected through support pull rods;
the cantilever formwork includes: the bottom die is used for cantilever casting, the bottom die is supported and fixed by bottom die cross beams which are longitudinally arranged, and the bottom die cross beams are fixed on a plurality of groups of bottom die supporting beams which are transversely arranged;
at least two lifting lugs are arranged on each group of bottom die supporting beams, and a support beam of the support is fixedly connected with the lifting lugs on the bottom die supporting beams in a hanging manner through at least two adjusting rods.
2. The precast deck slab inner side cantilever casting support system of claim 1, wherein: and two ends of each row of support cross beams are supported and fixed by a movable scaffold.
3. The precast deck slab inner side cantilever casting support system of claim 1, wherein: the adjusting rod for suspending the cross beam of the connecting bracket and the supporting beam of the bottom die is an adjustable screw rod with a sleeve structure.
4. The precast deck slab inner side cast-in-place support system of claim 1, 2 or 3, wherein: the support bracket is composed of four groups of bracket beams and bracket supports which are arranged in parallel.
5. The precast deck slab inner side cantilever casting support system of claim 4, wherein: four groups of bottom die supporting beams are transversely arranged and are rigidly connected and fixed with the corresponding support cross beams through adjusting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921508085.9U CN211057623U (en) | 2019-09-11 | 2019-09-11 | Precast bridge deck inboard cantilever pouring braced system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921508085.9U CN211057623U (en) | 2019-09-11 | 2019-09-11 | Precast bridge deck inboard cantilever pouring braced system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211057623U true CN211057623U (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921508085.9U Active CN211057623U (en) | 2019-09-11 | 2019-09-11 | Precast bridge deck inboard cantilever pouring braced system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112779865A (en) * | 2021-02-01 | 2021-05-11 | 广西路建工程集团有限公司 | Hang basket bottom end rail vertical degree and adjust structure |
-
2019
- 2019-09-11 CN CN201921508085.9U patent/CN211057623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112779865A (en) * | 2021-02-01 | 2021-05-11 | 广西路建工程集团有限公司 | Hang basket bottom end rail vertical degree and adjust structure |
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