CN212983619U - Cast-in-place roof beam support of pin-connected panel - Google Patents
Cast-in-place roof beam support of pin-connected panel Download PDFInfo
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- CN212983619U CN212983619U CN202021246669.6U CN202021246669U CN212983619U CN 212983619 U CN212983619 U CN 212983619U CN 202021246669 U CN202021246669 U CN 202021246669U CN 212983619 U CN212983619 U CN 212983619U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 244000035744 Hura crepitans Species 0.000 claims abstract description 11
- 239000004576 sand Substances 0.000 claims description 19
- 239000004567 concrete Substances 0.000 claims description 9
- 239000011150 reinforced concrete Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 24
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses an assembled cast-in-place beam support, which comprises a first support group and a second support group which are symmetrically arranged in two rows along the transverse bridge direction, wherein the first support group comprises a plurality of same support units; the support unit comprises a base positioned at the bottom, a support frame vertically fixed at the top of the base and a sand box fixed at the top of the support frame; the top of the first support group is connected with a first cross beam, and the top of the second support group is connected with a second cross beam; and the top parts of the first cross beam and the second cross beam are fixedly provided with a Bailey beam. The assembled cast-in-place beam support can quickly complete the assembly of the support unit by assembling the base and the support frame; the base is small in size and convenient to move, can be used repeatedly, does not need to be broken after construction, and obviously improves the working efficiency; furthermore, the utility model provides a through the equipment formation support frame of multistage standard festival steel pipe, can be according to actual site conditions, the height and the steel pipe diameter of adjustment support frame enlarge its range of application.
Description
Technical Field
The utility model belongs to the technical field of municipal administration bridge, concretely relates to cast-in-place roof beam support of pin-connected panel.
Background
At present, due to the crowding of ground roads in the current urban situation, the overground and underground spaces of the city are developed, and a layered urban road system is built. A viaduct is newly built on an existing road to form an urban expressway, the viaduct is mostly designed by cast-in-place continuous beams, sectional construction is needed for reducing the influence on the urban road, and a certain space under the bridge needs to be reserved as a channel in combination with the actual condition of the road. The traditional construction method mostly adopts a buttress method to carry out cast-in-place beam construction, firstly a strip-shaped support foundation is cast in place on the ground, then a steel pipe column is adopted as a support, and a Bailey beam is erected on the upper part of the support. In the construction method, each pier stud needs to be provided with a transverse strip foundation, and the foundation needs to be broken after construction; therefore, the construction period of the traditional support method is long, great waste can be caused, and the construction cost is high.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide an assembled cast-in-place beam support, which can quickly complete the assembly of a support unit by assembling a base and a support frame; the base is small in size and convenient to move, can be used repeatedly, does not need to be broken after construction, and obviously improves the working efficiency; in addition, due to the recycling of the base, the material cost can be saved, and the economic benefit is good.
In order to achieve the above object, the utility model adopts the following technical scheme:
an assembled cast-in-place beam support comprises a first support group and a second support group which are symmetrically arranged in two rows along the transverse bridge direction, wherein the first support group comprises a plurality of same support units; the support unit comprises a base positioned at the bottom, a support frame vertically fixed at the top of the base and a sand box fixed at the top of the support frame; the top of the first support group is connected with a first cross beam, and the top of the second support group is connected with a second cross beam; and the top parts of the first cross beam and the second cross beam are fixedly provided with a Bailey beam.
As a preferred technical scheme, the base is a prefabricated reinforced concrete block, a supporting steel plate is embedded in the middle of the top surface of the base, and the base is fixedly connected with a supporting frame through the supporting steel plate; hanging rings are embedded in four corners of the top surface of the base. During construction, the hoisting equipment transfers the base to a position where a support needs to be erected through the hoisting ring, fixes the support frame at the top end of the base through the support steel plate, and then fixes the sand box at the top of the support frame to complete the assembly of one support unit; the construction work of the first support group and the second support group can be completed by repeating the operation, then the first cross beam, the second cross beam and the Bailey beam are installed, the whole support is pre-pressed, and the work of pouring the bridge and the like is completed on the basis. After the construction of the section of bridge is completed, the joint of the base and the support frame is disconnected, the base can be moved to the next working point through the hoisting equipment to be continuously used, namely, the support can be recycled, and can be rapidly assembled or disassembled, so that the construction efficiency can be obviously improved.
Preferably, a cross-bracing flower stand is fixed between the adjacent support frames; the cross bracing flower shelf is formed by cross welding channel steel, connecting steel plates are fixed at four top corners of the cross bracing flower shelf, and the cross bracing flower shelf is fixedly connected with the supporting frame through the connecting steel plates.
As a preferred technical scheme, the number of the hanging rings is four, and the hanging rings are symmetrically distributed on the top of the base.
As a preferred technical scheme, the support frame comprises a plurality of sections of steel pipes which are fixedly connected through bolts. The support frame is formed by assembling a plurality of sections of steel pipes, the height of the support frame and the diameter of the steel pipes can be adjusted according to actual field conditions, and the application range of the support frame is expanded.
As the preferred technical scheme, the sand box comprises an upper box body and a lower box body; the upper box body comprises an upper bearing plate and an upper sleeve which is fixed on one side of the upper bearing plate and is vertical to the upper bearing plate, concrete is filled in the upper sleeve, and the concrete surface is flat; the lower box body comprises a lower bearing plate and a lower sleeve which is fixed on one side of the lower bearing plate and is perpendicular to the lower bearing plate, fine sand is stored in the lower sleeve, a sand unloading hole and a water injection hole are formed in the bottom of the side wall of the lower sleeve, and a plugging plate for plugging the sand unloading hole is connected to the outer side of the lower sleeve in a sliding mode; the outer diameter of the upper sleeve is smaller than the inner diameter of the lower sleeve; the upper box body is placed in the lower box body in an inverted mode, and concrete in the upper box body is in contact with fine sand in the lower box body. Through the combined use of the upper box body and the lower box body, the elevation and the flatness of the construction beam body can be better controlled. And when the support needs to be detached, as long as water is injected from the water injection hole of the lower box body, sand flows out from the sand unloading hole, the Bailey beam slowly falls down, the safety of support unloading construction is greatly improved, and the operation is simple and convenient.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model provides an assembly type cast-in-place beam support, which can rapidly complete the assembly of the support unit through the assembly of the base and the support frame; the base is small in size and convenient to move, can be used repeatedly, does not need to be broken after construction, and obviously improves the working efficiency; in addition, due to the recycling of the base, the material cost can be saved, and the economic benefit is good.
(2) The utility model provides a cast-in-place roof beam support of pin-connected panel forms the support frame through the equipment of multistage steel pipe, can adjust the height of support frame according to actual site conditions, enlarges its range of application.
(3) Through set up the sand box between support frame and crossbeam, the elevation and the roughness of the control construction roof beam body that can be better. And when the bracket is required to be detached, the Bailey beam is slowly dropped as long as the sand in the lower box body is discharged from the sand unloading hole, so that the safety of bracket unloading construction is greatly improved, and the operation is simple and convenient.
Drawings
Fig. 1 is a schematic view of a transverse bridge structure of an assembled cast-in-place beam support provided by the utility model;
fig. 2 is a schematic structural view of the assembled cast-in-place beam support along the bridge direction;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is an enlarged view of portion B of FIG. 1;
reference numerals: 1-a first support group, 2-a second support group, 10-a support unit, 11-a base, 12-a support frame, 121-a steel pipe, 122-a bolt, 13-a sand box, 131-an upper box body, 1311-an upper bearing plate, 1312-an upper sleeve, 1313-concrete, 132-a lower box body, 1321-a lower bearing plate, 1322-a lower sleeve, 1323-fine sand, 1324-a blocking plate, 31-a first beam, 32-a second beam, 4-a Bailey beam, 5-a support steel plate, 6-a hanging ring, 7-a stiffening plate, 8-a shear support flower stand and 9-a connecting steel plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the present invention, "fixed", "mounted" and "connected" mean that two parts connected to each other are fixed together, and are generally fixed together by welding, screws, and the like. By "slidably connected" is meant that the two components are connected together and capable of relative movement.
It is to be understood that the terms "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the appended drawings to indicate orientations and positional relationships, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting. The terms "first" and "second" do not denote any particular quantity or order, but rather are used to distinguish one element from another.
As shown in fig. 1 to 5, an assembled cast-in-place beam support includes a first support group 1 and a second support group 2 symmetrically arranged in two rows along a transverse bridge direction, where the first support group 1 includes a plurality of identical support units 10, and as an embodiment, referring to fig. 2, the number of the support units is six; the rack unit 10 comprises a base 11 positioned at the bottom, a support frame 12 vertically fixed at the top of the base 11, and a sand box 13 fixed at the top of the support frame 12; the top of the first bracket group 1 is connected with a first cross beam 31, and the top of the second bracket group 2 is connected with a second cross beam 32; the top of the first beam 31 and the second beam 32 is fixed with a bailey beam 4.
As a preferred technical scheme, the base 11 is a prefabricated reinforced concrete block, a supporting steel plate 5 is embedded in the middle of the top surface of the base 11, and the base 11 is fixedly connected with a supporting frame 12 through the supporting steel plate 5; hanging rings 6 are embedded at four corners of the top surface of the base 11. The prefabricated reinforced concrete block is prefabricated by adopting a customized steel film, a steel reinforcement framework is processed firstly, then a supporting steel plate 5 and a hanging ring 6 are fixed on the steel reinforcement framework, and after the prefabricated reinforced concrete block is checked to be correct, the prefabricated reinforced concrete block with the supporting steel plate 5 and the hanging ring 6 embedded in the prefabricated reinforced concrete block is obtained by one-step forming of pouring concrete. During construction, the prefabricated reinforced concrete block is used as a base 11, the hoisting equipment transfers the base 11 to a position where a support needs to be erected through a hoisting ring 6, a support frame 12 is fixed at the top end of the base 11 through a support steel plate 5, and then a sand box 13 is fixed at the top of the support frame 12, so that the assembly of a support unit is completed; the construction work of the first support group and the second support group can be completed by repeating the operation, then the first cross beam 31, the second cross beam 32 and the Bailey beam 4 are installed, and the work of pouring the bridge and the like is completed on the basis. After the construction of the section of bridge is completed, the joint of the base 11 and the support frame 12 is disconnected, the base 11 can be moved to the next working point through the hoisting equipment to be continuously used, namely, the support can be recycled, and can be rapidly assembled or disassembled, so that the construction efficiency can be obviously improved.
Further preferably, the bottom of the support frame 12 is connected with the support steel plate 5 by welding through a stiffening plate 7. A cross-bracing flower stand 8 is fixed between the adjacent support frames 12; the cross brace flower stand 8 is formed by cross welding of channel steel, and four apex angles departments of cross brace flower stand 8 are fixed with connecting steel plate 9, and cross brace flower stand 8 passes through connecting steel plate 9 and support frame 12 fixed connection.
As a preferable technical solution, the number of the hanging rings 6 is four and the hanging rings are symmetrically distributed on the top of the base 11.
Preferably, the support frame 12 includes a plurality of steel pipes 121, the plurality of steel pipes 121 are fixedly connected by bolts 122, and the bolts 122 are high-strength bolts. The support frame 12 is formed by assembling the plurality of sections of steel pipes 121, so that the height of the support frame 12 can be adjusted according to actual field conditions, and the application range of the support frame is expanded.
Preferably, the sand box 13 includes an upper box 131 and a lower box 132; the upper case 131 comprises an upper bearing plate 1311 and an upper sleeve 1312 fixed on one side of the upper bearing plate 1311 and perpendicular to the upper bearing plate, wherein concrete 1313 is filled in the upper sleeve 1312; the lower box 132 comprises a lower bearing plate 1321 and a lower sleeve 1322 fixed on one side of the lower bearing plate and perpendicular to the lower bearing plate, fine sand 1323 is stored in the lower sleeve 1322, a sand discharging hole and a water injecting hole (not shown) are formed in the bottom of the side wall of the lower sleeve 1322, and a blocking plate 1324 for blocking the sand discharging hole is connected to the outer side of the lower sleeve in a sliding manner; the outer diameter of the upper sleeve 1312 is smaller than the inner diameter of the lower sleeve 1322; the upper box body is placed in the lower box body in an inverted mode, and the surface of concrete 1313 in the upper box body is in contact with fine sand 1323 in the lower box body. The elevation and the flatness of the construction beam body can be better controlled by the combined use of the upper box body 131 and the lower box body 132. And when the support needs to be detached, as long as water is injected from the water injection hole of the lower box body, sand flows out from the sand unloading hole, the Bailey beam slowly falls down, the safety of support unloading construction is greatly improved, and the operation is simple and convenient.
Claims (7)
1. The utility model provides a cast-in-place roof beam support of pin-connected panel which characterized in that: the device comprises a first bracket group and a second bracket group which are symmetrically arranged in two rows along the transverse bridge direction; the first rack group comprises a plurality of same rack units; the support unit comprises a base positioned at the bottom, a support frame vertically fixed at the top of the base and a sand box fixed at the top of the support frame; the top of the first support group is connected with a first cross beam, and the top of the second support group is connected with a second cross beam; and the top parts of the first cross beam and the second cross beam are fixedly provided with a Bailey beam.
2. The cast-in-place beam support of pin-connected panel of claim 1, characterized in that: the base is a prefabricated reinforced concrete block, a supporting steel plate is embedded in the middle of the top surface of the base, and the base is fixedly connected with the supporting frame through the supporting steel plate; hanging rings are embedded in four corners of the top surface of the base.
3. The cast-in-place beam support of pin-connected panel of claim 2, characterized in that: the bottom of the support frame is connected with the support steel plate in a welding mode through the stiffening plate.
4. The cast-in-place beam support of pin-connected panel of claim 2, characterized in that: a cross-bracing flower stand is fixed between the adjacent supporting frames; the cross bracing flower shelf is formed by cross welding channel steel, connecting steel plates are fixed at four top corners of the cross bracing flower shelf, and the cross bracing flower shelf is fixedly connected with the supporting frame through the connecting steel plates.
5. The cast-in-place beam support of pin-connected panel of claim 2, characterized in that: the number of rings is four and the symmetric distribution is at the top of base.
6. The cast-in-place beam support of pin-connected panel of claim 1, characterized in that: the support frame comprises a plurality of sections of steel pipes which are fixedly connected through bolts.
7. The cast-in-place beam support of pin-connected panel of claim 1, characterized in that: the sand box comprises an upper box body and a lower box body; the upper box body comprises an upper bearing plate and an upper sleeve which is fixed on one side of the upper bearing plate and is vertical to the upper bearing plate, and concrete is filled in the upper sleeve; the lower box body comprises a lower bearing plate and a lower sleeve which is fixed on one side of the lower bearing plate and is perpendicular to the lower bearing plate, fine sand is stored in the lower sleeve, a sand unloading hole and a water injection hole are formed in the bottom of the side wall of the lower sleeve, and a plugging plate for plugging the sand unloading hole is connected to the outer side of the lower sleeve in a sliding mode; the outer diameter of the upper sleeve is smaller than the inner diameter of the lower sleeve; the upper box body is placed in the lower box body in an inverted mode, and concrete in the upper box body is in contact with fine sand in the lower box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021246669.6U CN212983619U (en) | 2020-06-30 | 2020-06-30 | Cast-in-place roof beam support of pin-connected panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021246669.6U CN212983619U (en) | 2020-06-30 | 2020-06-30 | Cast-in-place roof beam support of pin-connected panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212983619U true CN212983619U (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021246669.6U Active CN212983619U (en) | 2020-06-30 | 2020-06-30 | Cast-in-place roof beam support of pin-connected panel |
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| Country | Link |
|---|---|
| CN (1) | CN212983619U (en) |
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- 2020-06-30 CN CN202021246669.6U patent/CN212983619U/en active Active
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