CN216475062U - Foundation pit supporting structure for municipal road open cut method construction - Google Patents
Foundation pit supporting structure for municipal road open cut method construction Download PDFInfo
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- CN216475062U CN216475062U CN202122620654.2U CN202122620654U CN216475062U CN 216475062 U CN216475062 U CN 216475062U CN 202122620654 U CN202122620654 U CN 202122620654U CN 216475062 U CN216475062 U CN 216475062U
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Abstract
The utility model relates to the technical field of road and bridge construction, in particular to a foundation pit supporting structure for municipal road open cut method construction, which comprises a plurality of groups of steel sheet piles, and are transversely distributed and tightly attached, the front surface of the steel sheet pile is provided with a plurality of groups of reinforcing plates with the same interval from top to bottom, the front surface of the reinforcing plate is provided with a plurality of groups of threaded holes corresponding to the positions of the steel sheet piles, and assembling bolts are arranged inside the threaded holes, by arranging the foundation pit supporting structure for the open excavation construction of the municipal road, the original steel sheet pile with a single-layer structure is changed into a widened and thickened structure, so that the bearing capacity of the steel sheet pile is improved, and after a plurality of groups of steel sheet piles are combined and spliced, the reinforcing plate is used for reinforcing connection, so that the overall compressive resistance is increased, and the problem that the steel sheet pile is easy to deform due to overlarge slope pressure in the construction process is solved.
Description
Technical Field
The utility model relates to the technical field of road and bridge construction, in particular to a foundation pit supporting structure for municipal road open excavation construction.
Background
In the process of bridge construction, a bridge foundation pit needs to be excavated on a ground base layer, concrete is poured in the bridge foundation pit, and foundation pit support is built on the slope surface of the foundation pit, wherein the foundation pit support is an essential step, and the support, reinforcement and protection measures are adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of underground structure construction and the surrounding environment of the foundation pit.
In the existing foundation pit construction, eight foundation pit supporting modes are counted, wherein a steel sheet pile supporting construction method is the most commonly used supporting mode in bridge construction, but the existing steel sheet pile supporting mode has certain defects: firstly, the steel sheet pile is usually of a single-layer structure, is slightly single and thin, and can not bear the pressure of the slope surface easily when the foundation pit is deep; secondly, a plurality of groups of steel sheet piles are connected only by a clamping structure, and deformation is easy to occur when the slope surface pressure is overlarge; thirdly, a water drainage opening is not added, when water is accumulated in the slope surface, the water cannot be drained, the slope surface pressure is increased, and the supporting effect is reduced; and fourthly, the bottom is not convenient to insert into the ground, and needs to be knocked by heavy objects, so that the inconvenience of construction is increased.
Therefore, the foundation pit supporting structure for the open excavation construction of the municipal road is designed to overcome the technical defects, so that the overall practicability is improved, and the foundation pit supporting structure is very important.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a foundation pit supporting structure for municipal road open excavation construction, which aims to solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a foundation ditch supporting construction is used in town road open cut method construction, includes the steel sheet pile, the steel sheet pile is provided with the multiunit altogether, and is the setting of closely laminating of transverse distribution, the front of steel sheet pile is provided with the multiunit from last to the reinforcing plate that the interval is the same down, multiunit and the corresponding screw hole in steel sheet pile position are seted up in the front of reinforcing plate, the inside of screw hole is provided with assembly bolt, the front of steel sheet pile just is located two adjacent be provided with the outlet pipe between the reinforcing plate.
In a preferred embodiment of the present invention, the threaded hole and the mounting bolt are connected by a threaded connection.
As a preferable scheme of the utility model, a convex block arranged along the height direction of the steel sheet pile is arranged on the left side of the steel sheet pile, an inserting groove is inwards formed on the right side of the steel sheet pile and at a position corresponding to the convex block, a locking nut is arranged on the front side of the steel sheet pile and at a position corresponding to the threaded hole, a threaded groove hole is formed on the front side of the steel sheet pile and at a position corresponding to the water drain pipe, and a ground inserting conical plate is arranged at the bottom of the steel sheet pile.
As a preferable scheme of the utility model, the size of the external structure of the lug corresponds to the size of the internal structure of the insertion groove, and the insertion structure design is adopted between every two adjacent steel sheet piles.
According to the preferable scheme of the utility model, the locking nut and the steel sheet pile are connected in a welding mode, and the locking nut and the assembling bolt are connected in a threaded mode.
As the preferable scheme of the utility model, the threaded slot hole and the water drain pipe are designed to be detachable structures, and the threaded slot hole and the water drain pipe are connected in a threaded manner.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the original steel sheet pile with a single-layer structure is changed into a widened and thickened structure through the arranged foundation pit supporting structure for the open excavation construction of the municipal road, so that the bearing capacity of the steel sheet pile is improved, and after the multiple groups of steel sheet piles are combined and spliced, the reinforcing plates are used for reinforcing and connecting, so that the integral compressive resistance is increased, and the problem that the steel sheet pile is easy to deform due to overlarge slope pressure in the construction process is solved.
2. According to the utility model, through the arranged foundation pit supporting structure for the open excavation construction of the municipal road, the threaded groove hole is formed in the front face of the steel sheet pile, so that accumulated water in a slope surface can be discharged, the pressure of the slope surface is reduced, the supporting effect is improved, and meanwhile, a group of water drain pipes are arranged at intervals, so that the requirements of different depths and water drainage of earthwork excavation in construction are met.
3. According to the utility model, the foundation pit supporting structure for the open excavation construction of the municipal road is arranged, and the conical ground inserting plate is arranged at the bottom of the steel sheet pile, so that the steel sheet pile can be conveniently inserted into the ground, the time for a heavy object to continuously strike the ground is saved, and the construction efficiency is improved.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
fig. 3 is a schematic structural view of the steel sheet pile of the present invention.
In the figure: 1. steel sheet piles; 101. a bump; 102. inserting grooves; 103. locking the nut; 104. a threaded slot; 105. inserting a ground conical plate; 2. a reinforcing plate; 201. a threaded hole; 3. assembling a bolt; 4. a drain pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, the present invention provides a technical solution:
the embodiment, please refer to fig. 1 and fig. 2 and fig. 3, a foundation pit supporting structure for construction of a municipal road open cut method comprises a steel sheet pile 1, wherein the steel sheet pile 1 is provided with a plurality of groups, the steel sheet pile 1 is transversely distributed and tightly attached, the front surface of the steel sheet pile 1 is provided with a plurality of groups of reinforcing plates 2 with the same interval from top to bottom, the front surface of each reinforcing plate 2 is provided with a plurality of groups of threaded holes 201 corresponding to the positions of the steel sheet pile 1, assembling bolts 3 are arranged inside the threaded holes 201, a drain pipe 4 is arranged between two adjacent reinforcing plates 2 on the front surface of the steel sheet pile 1, and the threaded holes 201 are in threaded connection with the assembling bolts 3.
In the embodiment, referring to fig. 1, 2 and 3, a foundation pit supporting structure for open cut construction of a municipal road is provided, a convex block 101 is arranged along the height direction of a steel sheet pile 1 on the left side of the steel sheet pile 1, an insertion groove 102 is inwardly arranged on the right side of the steel sheet pile 1 and corresponding to the convex block 101, a lock nut 103 is arranged on the front side of the steel sheet pile 1 and corresponding to a threaded hole 201, a threaded slotted hole 104 is arranged on the front side of the steel sheet pile 1 and corresponding to a drainage pipe 4, a ground insertion conical plate 105 is arranged at the bottom of the steel sheet pile 1, the external structure size of the convex block 101 corresponds to the internal structure size of the insertion groove 102, each two adjacent steel sheet piles 1 are designed to be a plug-in structure, the connection mode between the lock nut 103 and the steel sheet pile 1 is welding, the connection mode between the lock nut 103 and an assembly bolt 3 is threaded connection, the threaded slotted hole 104 and the drainage pipe 4 are designed to be a detachable structure, and the connection mode between the two is threaded connection.
The working process of the utility model is as follows: when in use, a plurality of groups of steel sheet piles 1 are transversely inserted into ground soil in front of a slope in sequence, the height of the steel sheet piles 1 is matched according to the depth of an actual foundation pit, a conical inserting plate 105 with a conical surface is arranged at the bottom of each steel sheet pile 1, so that the steel sheet piles can be conveniently inserted into the ground, the time for a heavy object to strike into the ground is saved, the construction efficiency is improved, the lug 101 on one side of each steel sheet pile 1 is inserted into the inserting groove 102 of the adjacent steel sheet pile 1 to be connected and fixed, after all the connection is completed, the reinforcing plate 3 is fixed at the locking nuts 103 on the front surfaces of the plurality of groups of steel sheet piles 1, the reinforcing plate 3 and the steel sheet piles 1 are connected and fixed through the assembling bolts 3, the integral compressive resistance is increased, the problem that the steel sheet piles are easy to deform due to overlarge pressure on the slope surface in the construction process is solved, the threaded slotted holes 104 are formed in the front surfaces of the steel sheet piles 1, and the drainage of accumulated water in the slope can be met after the drain pipes 4 are installed on the threads, reduced domatic pressure, improved and strutted the effect, the different degree of depth is excavated to the earthwork in the work progress, installs reinforcing plate 3 and water-drain mast 4 in proper order in order to satisfy needs, and this supporting construction intensity is high, makes things convenient for the dismouting, has improved the efficiency of construction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a foundation ditch supporting construction is used in town road open cut method construction, includes steel sheet pile (1), its characterized in that: the utility model discloses a steel sheet pile, including steel sheet pile (1), reinforcing plate (2), the front of steel sheet pile (1) is provided with the multiunit from the top down the interval the same reinforcing plate (2) that closely laminate, multiunit and steel sheet pile (1) position corresponding screw hole (201) have been seted up in the front of reinforcing plate (2), the inside of screw hole (201) is provided with assembly bolt (3), the front of steel sheet pile (1) just is located two adjacent be provided with wash-out pipe (4) between reinforcing plate (2).
2. The foundation pit supporting structure for the open excavation method of the municipal road according to claim 1, wherein: the threaded hole (201) is in threaded connection with the assembling bolt (3).
3. The foundation pit supporting structure for the open excavation method of the municipal road according to claim 1, wherein: the left side of steel sheet pile (1) is provided with lug (101) that set up along steel sheet pile (1) direction of height, inserting groove (102) have inwards been seted up to the right side of steel sheet pile (1) and the position department of corresponding lug (101), the front of steel sheet pile (1) and the position department of corresponding screw hole (201) are provided with lock nut (103), the front of steel sheet pile (1) and the position department of corresponding outlet pipe (4) have seted up screw thread slotted hole (104), the bottom of steel sheet pile (1) is provided with inserts ground conical plate (105).
4. The foundation pit supporting structure for the open excavation method of the municipal road according to claim 3, wherein: the size of the external structure of the convex block (101) corresponds to the size of the internal structure of the inserting groove (102), and the inserting structure design is adopted between every two adjacent steel sheet piles (1).
5. The foundation pit supporting structure for the open excavation method of the municipal road according to claim 3, wherein: the locking nut (103) and the steel sheet pile (1) are connected in a welding mode, and the locking nut (103) and the assembling bolt (3) are connected in a threaded mode.
6. The foundation pit supporting structure for the open excavation method of the municipal road according to claim 3, wherein: the threaded slotted hole (104) and the water drain pipe (4) are designed to be detachable, and the threaded slotted hole and the water drain pipe are connected in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122620654.2U CN216475062U (en) | 2021-10-29 | 2021-10-29 | Foundation pit supporting structure for municipal road open cut method construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122620654.2U CN216475062U (en) | 2021-10-29 | 2021-10-29 | Foundation pit supporting structure for municipal road open cut method construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216475062U true CN216475062U (en) | 2022-05-10 |
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ID=81444289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122620654.2U Active CN216475062U (en) | 2021-10-29 | 2021-10-29 | Foundation pit supporting structure for municipal road open cut method construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216475062U (en) |
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2021
- 2021-10-29 CN CN202122620654.2U patent/CN216475062U/en active Active
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