CN220889641U - A regulation formula back support structure for underground garage - Google Patents

A regulation formula back support structure for underground garage Download PDF

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Publication number
CN220889641U
CN220889641U CN202322441808.0U CN202322441808U CN220889641U CN 220889641 U CN220889641 U CN 220889641U CN 202322441808 U CN202322441808 U CN 202322441808U CN 220889641 U CN220889641 U CN 220889641U
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China
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support
ceiling
adjusting
steel
bottom plate
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CN202322441808.0U
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Chinese (zh)
Inventor
周洪磊
蒋伟
赵哲豪
孟令晗
丁宝贵
吴祥清
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China Construction Second Engineering Bureau Co Ltd
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China Construction Second Engineering Bureau Co Ltd
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Abstract

The utility model discloses an adjustable type back roof supporting structure for an underground garage, which comprises a steel structure support, an adjusting structure and a back roof beam, wherein the steel structure support is arranged on a floor, the adjusting structure is arranged at the top of the steel structure support, and the back roof beam is arranged on the adjusting structure and is contacted with a ceiling. The utility model adopts the integral system structure to realize the integral support of the ceiling, has more consistent and uniform supporting effect on the ceiling, further ensures the integral structure of the ceiling to be stable and avoids the damage of the ceiling structure caused by the concentrated local load; the height and load that set up adjusting structure realization back top supported are adjustable, and then adapt to the back top of different loads, satisfy the setting on the multiple type temporary place on the ceiling, and adaptability is better.

Description

A regulation formula back support structure for underground garage
Technical Field
The utility model relates to the technical field of underground construction, in particular to an adjustable type back-roof supporting structure for an underground garage.
Background
When building construction, the basement or garage roof top generally can set up temporary places such as construction road, material stock yard or large-scale equipment and basis, and above-mentioned place can produce the construction load that surpasses roof bearing capacity when using, influences stable in structure and construction safety, consequently all need adjust the operating mode or take corresponding back-roof measure in order to guarantee safety at the operating mode that surpasses roof design load. The existing underground structure is supported by temporary steel pipes, such as the roof returning structure disclosed in CN 114319438A. However, the above structure has many problems when in use, firstly, the supporting effect of the single structure for carrying out back-jacking on the top plate is limited, the non-system supporting has the defects of uneven supporting effect and poor overall stability, and the supporting effect on the whole top plate is poor. The present utility model provides an adjustable roof return support structure for an underground garage that solves the above-mentioned problems.
Disclosure of utility model
The utility model provides an adjustable type back-roof supporting structure for an underground garage, which adopts an adjustable system support to realize integral support on a ceiling.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
The adjustable type back roof supporting structure for the underground garage comprises a steel structure support, an adjusting structure and a back roof beam, wherein the steel structure support is arranged on a floor, the adjusting structure is arranged on the top of the steel structure support, and the back roof beam is arranged on the adjusting structure and is in contact with a ceiling;
The adjusting structure comprises a top plate, a bottom plate, a limiting rod and a top returning device, wherein the top plate and the bottom plate are respectively arranged at the upper end and the lower end of the top returning device, the bottom plate is positioned on the top surface of the steel structure support, the bottom plate is positioned below the top returning beam and is in contact with the top returning beam, the limiting rod is connected with the top plate and the bottom plate, and the lower end of the limiting rod is in contact with the steel structure support.
Further, the steel structure support comprises upright posts and tie bars, wherein the upright posts are arranged on the floor at intervals, the tie bars are arranged between adjacent upright posts, and the adjusting structure is arranged at the top ends of the upright posts.
Further, the back beams are arranged at the top ends of the adjusting structures at intervals, adjacent back beams are arranged in parallel, and the back beams are arranged on the adjusting structures at intervals.
Further, the bottom of the upright post is provided with a base, and the base is arranged on the floor.
Preferably, the tie rods are arranged at intervals up and down.
Preferably, the top plate and the bottom plate are welded at the upper end and the lower end of the top returning device.
The utility model has the following beneficial effects:
The integral system structure is adopted to support the ceiling, so that the integral support is carried out on the ceiling, the supporting effect on the ceiling is more consistent and uniform, the integral structure of the ceiling is ensured to be stable, and the damage of the ceiling structure caused by local load concentration is avoided;
The height and load that set up adjusting structure realization back top supported are adjustable, and then adapt to the back top of different loads, satisfy the setting on the multiple type temporary place on the ceiling, and adaptability is better.
Drawings
FIG. 1 is a schematic side view of the overall structure of the present utility model;
FIG. 2 is a schematic top view of the overall structure of the present utility model;
FIG. 3 is a schematic side view of an adjustment structure of the present utility model;
FIG. 4 is a schematic view of the adjusting structure of the present utility model;
fig. 5 is a schematic view of the adjusting structure and the back beam setting state of the present utility model.
Reference numerals: 1-steel structural support, 11-upright posts, 12-tie rods, 2-adjusting structures, 21-top plates, 22-bottom plates, 23-limit rods, 24-roof returning devices and 3-roof returning beams.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 and 2, the adjustable roof returning support structure for the underground garage comprises a steel structure support 1, an adjusting structure 2 and a roof returning beam 3, wherein the steel structure support 1 is arranged on a floor, the adjusting structure 2 is arranged on the top of the steel structure support 1, and the roof returning beam 3 is arranged on the adjusting structure 2 and is in contact with a ceiling.
The utility model is suitable for a single-layer underground structure and a multi-layer underground structure, when the utility model is applied to the single-layer underground structure, the back-roof supporting structure is arranged below the temporary field to support the ceiling, when the utility model is applied to the multi-layer underground structure, the back-roof supporting structure is required to be arranged between each layer of underground space, and the adjacent back-roof supporting structures are correspondingly arranged up and down, so that the load is downwards transmitted to the soil body at the lowest layer by layer, and the whole structure is supported.
The steel structure support 1 is an integral frame structure arranged on the floor, the load transmitted by the ceiling is transmitted to the ground, the back beams 3 are arranged on the steel structure support 1 through the adjusting structures 2 arranged at intervals, the back beams 3 are arranged on the bottom surface of the ceiling at intervals, a supporting system is formed to realize the supporting effect on the ceiling, the whole top plate area under the temporary field is guaranteed to be supported by the back beams, and the supporting effect is uniform and stable.
As shown in fig. 3, 4 and 5, the adjusting structure 2 comprises a top plate 21, a bottom plate 22, a limit rod 23 and a top returning device 24, wherein the top plate 21 and the bottom plate 22 are respectively arranged at the upper end and the lower end of the top returning device 24, the bottom plate 22 is positioned on the top surface of the steel structure support 1, the bottom plate 22 is positioned below the top returning beam 3 and is in contact with the top returning beam 3, the limit rod 23 is connected with the top plate 21 and the bottom plate 22, and the lower end of the limit rod 23 is in contact with the steel structure support 1.
The adjustment of supporting height and returning load is realized through the extension and contraction of the returning device 24, the temporary fields of different heights and different loads are adapted, the bottom plate 22 is used for placing the returning device 24, the top plate 21 is used for improving the connection stability of the returning device 24 and the returning beam 3, and the limiting rod 23 is used for limiting the placing position of the adjusting structure 2, so that the adjusting structure 2 can be stably placed between the upright post 11 and the returning beam 3 after being placed, and further stable returning support is realized.
The effect of gag lever post 23 is to promote the intensity between roof 21 and bottom plate 22, avoids the damage of returning the top device 24 deformation because of the shearing force to gag lever post 23 also can strengthen the joint strength between stand 11 and the regulation structure 2.
As shown in fig. 1, further, the steel structural support 1 includes upright posts 11 and tie bars 12, the upright posts 11 are arranged on the floor at intervals, the tie bars 12 are arranged between adjacent upright posts 11 to form an integral structure with the upright posts 11, the integral steel structural support 1 can realize the redistribution of load, further, the load is uniformly transferred to the floor, and the adjusting structure 2 is arranged at the top ends of the upright posts 11.
Further, the back beams 3 are arranged at intervals at the top end of the adjusting structure 2, adjacent back beams 3 are arranged in parallel, and the back beams 3 are arranged on the adjusting structure 2 at intervals.
Further, the area of the back support of the back beams 3 arranged at intervals is the same as that of the steel structure support 1, the back beams 3 are arranged at intervals in parallel, a plurality of adjusting structures 2 are arranged below each back beam 3 at intervals, and the back beams 3 are uniformly supported through the adjusting structures 2 arranged at intervals.
Further, the adjusting structures 2 are arranged in one-to-one correspondence with the upright posts 11.
Further, a base is arranged at the bottom of the upright post 11, and the base is arranged on the floor.
Preferably, the tie bars 12 are arranged vertically at intervals, the tie bars 12 positioned above are 2800mm away from the ground, and the tie bars 12 positioned below are 200mm away from the ground.
Preferably, the top plate 21 and the bottom plate 22 are welded to the upper and lower ends of the roof returning device 24.
Preferably, the bottom plate 22 is welded to the top end of the upright 11.
Preferably, the upright 11 is a 20a h-shaped steel, the base is a 300 x 10mm steel plate, the top plate 21 and the bottom plate 22 are 200 x 120 x 10mm steel plates, the jack-back device 24 is a QYL10t vertical oil jack, the limiting rod 23 is two round steels with the diameter of 20mm, the back beam 3 is a 32a h-shaped steel, and the tie rod 12 is a 16 h-shaped steel.
The concrete construction method of the utility model is as follows:
Firstly, marking and positioning, namely marking and positioning at the setting position of a temporary field, marking out the setting of the upright post 11, and ensuring that the back-roof supporting structure of each layer is aligned up and down when the device is suitable for a multi-layer underground structure;
Secondly, processing the upright post 11, manufacturing the upright post 11 with uniform length, welding a base at the bottom of the upright post 11, and welding an adjusting structure 2 at the top of the upright post;
Thirdly, arranging prefabricated upright posts 11 in a sequence from the periphery to the center, temporarily tying and fixing after arranging, and then welding the prefabricated upright posts 11 by using tie rods 12 to form an integral steel structure support 1;
Fourthly, a temporary steel pipe frame is erected to hoist the back beam 3, the back beam 3 is placed on the top plate 21, correction is carried out after installation is finished, the verticality and the position accuracy of the upright post 11 are ensured, and the back beam 3, the upright post 11 and the adjusting structure 2 are positioned on the same vertical line;
fifthly, after correction, carrying out jacking operation, and simultaneously operating the adjusting structure 2 under the same back beam to uniformly extend so that the back beam 3 contacts with the ceiling to finish jacking;
Sixthly, after correction and roof returning are finished, the top plate 21 and the roof returning beam 3 are welded, and a limiting rod 23 is welded between the top plate 21 and the bottom plate 22, so that the limiting rod 23 reinforces and limits the top plate 21, the bottom plate 22 and the upright post 11;
And seventhly, dismantling the steel pipe frame and cleaning the field.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (6)

1. The adjustable roof returning supporting structure for the underground garage is characterized by comprising a steel structure support (1), an adjusting structure (2) and a roof returning beam (3), wherein the steel structure support (1) is arranged on a floor, the adjusting structure (2) is arranged on the top of the steel structure support (1), and the roof returning beam (3) is arranged on the adjusting structure (2) and is in contact with a ceiling;
the adjusting structure (2) comprises a top plate (21), a bottom plate (22), a limiting rod (23) and a top returning device (24), wherein the top plate (21) and the bottom plate (22) are respectively arranged at the upper end and the lower end of the top returning device (24), the bottom plate (22) is positioned on the top surface of the steel structural support (1), the bottom plate (22) is positioned below the top returning beam (3) and is in contact with the top returning beam (3), the limiting rod (23) is connected with the top plate (21) and the bottom plate (22), and the lower end of the limiting rod (23) is in contact with the steel structural support (1).
2. An adjustable roof return support structure for an underground garage of claim 1, wherein: the steel structure support (1) comprises upright posts (11) and tie bars (12), wherein the upright posts (11) are arranged on the floor at intervals, the tie bars (12) are arranged between the adjacent upright posts (11), and the adjusting structure (2) is arranged at the top ends of the upright posts (11).
3. An adjustable roof return support structure for an underground garage of claim 1, wherein: the back beams (3) are arranged at the top ends of the adjusting structures (2) at intervals, the adjacent back beams (3) are arranged in parallel, and the back beams (3) are arranged on the adjusting structures (2) at intervals.
4. An adjustable roof return support structure for an underground garage of claim 2, wherein: the bottom of the upright post (11) is provided with a base, and the base is arranged on the floor.
5. An adjustable roof return support structure for an underground garage of claim 2, wherein: the drawknot rods (12) are arranged at intervals up and down.
6. An adjustable roof return support structure for an underground garage of claim 1, wherein: the top plate (21) and the bottom plate (22) are welded at the upper end and the lower end of the top returning device (24).
CN202322441808.0U 2023-09-08 2023-09-08 A regulation formula back support structure for underground garage Active CN220889641U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322441808.0U CN220889641U (en) 2023-09-08 2023-09-08 A regulation formula back support structure for underground garage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322441808.0U CN220889641U (en) 2023-09-08 2023-09-08 A regulation formula back support structure for underground garage

Publications (1)

Publication Number Publication Date
CN220889641U true CN220889641U (en) 2024-05-03

Family

ID=90867791

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322441808.0U Active CN220889641U (en) 2023-09-08 2023-09-08 A regulation formula back support structure for underground garage

Country Status (1)

Country Link
CN (1) CN220889641U (en)

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