CN214993200U - A hang basket gallows device that is used for cast-in-place section of bridge side span - Google Patents
A hang basket gallows device that is used for cast-in-place section of bridge side span Download PDFInfo
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- CN214993200U CN214993200U CN202121009608.2U CN202121009608U CN214993200U CN 214993200 U CN214993200 U CN 214993200U CN 202121009608 U CN202121009608 U CN 202121009608U CN 214993200 U CN214993200 U CN 214993200U
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- 238000010276 construction Methods 0.000 claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 230000007704 transition Effects 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 239000004035 construction material Substances 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a hanging basket hanger device for a bridge side span cast-in-place section, which consists of a bottom plate structure and a supporting structure which are matched for use; the bottom plate structure consists of two longitudinal beams which are parallel to each other; one end of the longitudinal beam is arranged on the transition pier capping beam, and the other end of the longitudinal beam is suspended in the air; one suspended end of the longitudinal beam is welded with the original longitudinal beam at the bottom of the hanging basket; the supporting structure consists of a vertical support, a transverse support and an inclined support; the vertical support comprises a lower support and an upper support, and the lower support is welded on an embedded steel plate of the transition pier capping beam; the top of the lower support, one end of the transverse support and the bottom of the upper support are welded together in sequence; the other end of the transverse support is welded with a main longitudinal beam at the construction end of the hanging basket; the inclined support is welded on the upper support and the transverse support, so that a right-angled triangle structure is formed among the upper support, the transverse support and the inclined support. The utility model discloses simple structure, simple to operate, easy operation, bearing structure atress is clear and definite moreover, the analysis of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the bridge construction, concretely relates to a hang basket gallows device that is used for cast-in-place section of bridge side span.
Background
At present, river-crossing, coastal and road-crossing construction is more common along with increasingly heavy traffic and transportation requirements of China and the complexity of bridge construction environment. In the construction of the prestressed concrete cast-in-place box girder, the strength, the rigidity and the stability of the temporary support are the premise of ensuring the construction safety. Especially to complicated topography such as the topography is precipitous, the place is narrow, the design and the construction of interim supporting structure are key and difficult point, and the requirement of bridge beam supports construction site restriction can't be satisfied to common steel pipe full hall support, and the resource that interim bracket consumeed in the preparation installation is more, and the time limit for a project is longer, is unfavorable for the construction demand.
Disclosure of Invention
Based on the not enough of above-mentioned prior art, the utility model provides a hang basket gallows device for cast-in-place section of bridge side span.
The utility model discloses a realize through following technical scheme:
a hanging basket hanger device for a bridge side span cast-in-place section comprises a bottom plate structure and a supporting structure which are matched; wherein,
the bottom plate structure consists of two longitudinal beams which are parallel to each other; one end of the longitudinal beam is arranged on the transition pier capping beam, and the other end of the longitudinal beam is suspended in the air; one suspended end of the longitudinal beam is welded with the original longitudinal beam at the bottom of the hanging basket;
the supporting structure consists of a vertical support, a transverse support and an inclined support; the vertical support comprises a lower support and an upper support, and the lower support is welded on an embedded steel plate of the transition pier capping beam; the top of the lower support, one end of the transverse support and the bottom of the upper support are welded together in sequence; the other end of the transverse support is welded with a main longitudinal beam at the construction end of the hanging basket; the inclined support is welded on the upper support and the main longitudinal beam welded with the transverse support, so that a right-angled triangle structure is formed among the upper support, the main longitudinal beam and the transverse support; there are two sets of support structures.
Preferably, steel plates are additionally welded at the welding positions of the lower support, the transverse support and the upper support.
Preferably, the length of the steel plate is 40cm, and the four sides of the welding position of the longitudinal beam, the transverse support and the hanging basket are respectively added with the steel plate for welding.
Preferably, the vertical supports, the transverse supports and the diagonal supports in the support structure are all I32a I-steel.
Preferably, the longitudinal beam is I25a I-steel.
The utility model has simple structure, convenient installation and simple operation, and the supporting structure has definite stress and is convenient for analysis; the bracket material utilizes the existing cantilever to pour the hanging basket, thereby reducing the waste of the material and saving the cost.
Drawings
Fig. 1 is a schematic view of the present invention.
Detailed Description
Embodiments of the present invention will now be described with reference to the accompanying drawings, and those skilled in the art will understand that the following embodiments are merely illustrative of the present invention and should not be considered as limiting the scope of the present invention. The specific techniques, connections, conditions, or the like, which are not specified in the examples, are performed according to the techniques, connections, conditions, or the like described in the literature in the art or according to the product specification. The materials, instruments or equipment are not indicated by manufacturers, and all the materials, instruments or equipment are conventional products which can be obtained by purchasing.
Referring to fig. 1, the utility model provides a hanging basket hanger device for bridge side span cast-in-place section, which is composed of a bottom plate structure 1 and a supporting structure 2; wherein,
the bottom plate structure 1 consists of two longitudinal beams 11 which are parallel to each other; the longitudinal beam 11 is I25a I-shaped steel; one end of the longitudinal beam 11 is arranged on the transition pier capping beam 3, and the other end is suspended in the air; one suspended end of the longitudinal beam 11 is welded with the original longitudinal beam at the bottom of the hanging basket 4, and the four surfaces of the welding position of the longitudinal beam 11 and the hanging basket 4 are respectively added with a steel plate with the length of 40cm for welding, so that the welding quality is ensured; before welding, the welding section needs to be cut at 45 degrees, then the section is welded, and the welding seam is full during welding; after the bottom plate structure 1 is built and meets the requirements of strength, rigidity and stability, a bottom die can be laid on the bottom plate structure;
the supporting structure 2 consists of a vertical support 21, a transverse support 22 and an inclined support 23; the vertical supports 21, the transverse supports 22 and the inclined supports 23 are all I32a I-shaped steel; the vertical support 21 comprises a lower support 201 and an upper support 202, and the lower support 201 is welded on the embedded steel plate 5 of the transition pier capping beam 3; the top of the lower support 201, one end of the transverse support 22 and the bottom of the upper support 202 are welded together in sequence, and a steel plate 6 is additionally welded at the welding position of the lower support 201, the transverse support 22 and the upper support 202; the other end of the transverse support 22 is welded with a main longitudinal beam at the construction end of the hanging basket 4; steel plates with the length of 40cm are additionally welded on four surfaces of the welding position of the transverse support 22 and the hanging basket 4 respectively to ensure the welding quality; the inclined support 23 is welded on the upper support 202 and the main longitudinal beam welded with the transverse support 22, so that a right-angled triangle structure is formed among the upper support 202 and the main longitudinal beam; there are two sets of support structures 2.
When continuous beam cantilever pours last festival section, for solving traditional construction difficulty, uneconomic and potential safety hazard that the cradle bracket construction brought, utilize between last festival section limit stride beam section to the transition mound to have had to hang the basket and set up the utility model discloses a hanger device is under construction. The cradle hanging bracket device is mainly characterized in that a hanging basket constructed by a main beam cantilever is transformed, a hanging basket main truss, a bottom plate system, a rear anchor and a hanging system are utilized, a hanging basket bottom die longitudinal beam is lengthened to a transition pier capping beam, a tripod main longitudinal beam is lengthened and serves as a vertical supporting structure to stand on the transition pier capping beam, a hanging bracket system is formed, and stress is dispersed on a transition pier. And the hanger supporting points act on the transition piers respectively to form a template supporting system of the side span cast-in-place straight line section. And (4) carrying out stress calculation on the system through stress analysis, analyzing the stability of the system, and carrying out construction deployment after the stability meets the requirement. The utility model discloses construction equipment has improved the construction environment, has saved construction material for the construction progress lets construction safety obtain better guarantee.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (5)
1. The utility model provides a hang basket gallows device that is used for cast-in-place section of bridge side span, its characterized in that: the device consists of a bottom plate structure (1) and a supporting structure (2) which are used in a matched manner; wherein,
the bottom plate structure (1) is composed of two longitudinal beams (11) which are parallel to each other; one end of the longitudinal beam (11) is arranged on the transition pier capping beam (3), and the other end is suspended in the air; one suspended end of the longitudinal beam (11) is welded with the original longitudinal beam at the bottom of the hanging basket (4);
the supporting structure (2) consists of a vertical support (21), a transverse support (22) and an inclined support (23); the vertical support (21) comprises a lower support (201) and an upper support (202), and the lower support (201) is welded on an embedded steel plate (5) of the transition pier capping beam (3); the top of the lower support (201), one end of the transverse support (22) and the bottom of the upper support (202) are welded together in sequence; the other end of the transverse support (22) is welded with a main longitudinal beam at the construction end of the hanging basket (4); the inclined support (23) is welded on the upper support (202) and the main longitudinal beam welded with the transverse support (22) to form a right-angled triangle structure; the support structures (2) have two sets.
2. The cradle hanger device for the bridge side span cast-in-place section according to claim 1, wherein: and a steel plate (6) is additionally welded at the welding position of the lower support (201), the transverse support (22) and the upper support (202).
3. The cradle hanger device for the bridge side span cast-in-place section according to claim 1, wherein: and steel plates with the length of 40cm are additionally welded on four surfaces of the welding part of the longitudinal beam (11) and the transverse support (22) and the hanging basket (4).
4. The cradle hanger device for the bridge side span cast-in-place section according to claim 1, wherein: the vertical supports (21), the transverse supports (22) and the inclined supports (23) in the supporting structure (2) are all I32a I-shaped steel.
5. The cradle hanger device for the bridge side span cast-in-place section according to claim 1, wherein: the longitudinal beam (11) is I25a I-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121009608.2U CN214993200U (en) | 2021-05-12 | 2021-05-12 | A hang basket gallows device that is used for cast-in-place section of bridge side span |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121009608.2U CN214993200U (en) | 2021-05-12 | 2021-05-12 | A hang basket gallows device that is used for cast-in-place section of bridge side span |
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| Publication Number | Publication Date |
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| CN214993200U true CN214993200U (en) | 2021-12-03 |
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| CN202121009608.2U Active CN214993200U (en) | 2021-05-12 | 2021-05-12 | A hang basket gallows device that is used for cast-in-place section of bridge side span |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116145575A (en) * | 2022-09-08 | 2023-05-23 | 中铁广州工程局集团有限公司 | Construction method for folding continuous beam under complex geological conditions at first midspan and then side span |
-
2021
- 2021-05-12 CN CN202121009608.2U patent/CN214993200U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116145575A (en) * | 2022-09-08 | 2023-05-23 | 中铁广州工程局集团有限公司 | Construction method for folding continuous beam under complex geological conditions at first midspan and then side span |
| CN116145575B (en) * | 2022-09-08 | 2025-06-10 | 中铁广州工程局集团有限公司 | Construction method for folding continuous beam under complex geological conditions at first midspan and then side span |
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