CN220225347U - Novel foundation pit supporting structure and supporting system - Google Patents
Novel foundation pit supporting structure and supporting system Download PDFInfo
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- CN220225347U CN220225347U CN202321708439.0U CN202321708439U CN220225347U CN 220225347 U CN220225347 U CN 220225347U CN 202321708439 U CN202321708439 U CN 202321708439U CN 220225347 U CN220225347 U CN 220225347U
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- main pressure
- bearing rod
- foundation pit
- rod assembly
- supporting
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 77
- 238000010276 construction Methods 0.000 claims abstract description 10
- 230000000712 assembly Effects 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 12
- 238000005452 bending Methods 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Abstract
The application provides a novel foundation ditch supporting construction and support system, include: the support pile is vertically driven into the edge of the foundation pit, a crown beam is arranged on the upper portion of the support pile, a main pressure-bearing rod assembly spans across two sides of the foundation pit, two ends of the main pressure-bearing rod assembly are connected with the crown beam, the main pressure-bearing rod assembly comprises a straight pipe and inclined supporting rods, the straight pipe is mutually spliced, the inclined supporting rods are arranged at two ends of the straight pipe, the inclined supporting rods are connected with the crown beam, and a plurality of triangular frames are arranged in the inclined supporting rods. According to the novel foundation pit support structure, the inclined supporting rods are arranged on the main pressure-bearing rod assembly, the bending resistance of the main pressure-bearing rod assembly is enhanced by utilizing the characteristic that the triangular stability is high, the bending amplitude of the main pressure-bearing rod assembly is reduced when the large-span support is carried out, the support column is not needed, the reliability of the support structure can be guaranteed, the operation at the bottom of the foundation pit is facilitated, the main pressure-bearing rod assembly is composed of a plurality of blocks, the transportation is facilitated after the disassembly, the flange connection is adopted, the repeated use can be disassembled, and the use cost is reduced.
Description
Technical Field
The application relates to the technical field of engineering infrastructure, in particular to a novel foundation pit supporting structure and a novel foundation pit supporting system.
Background
At present, along with the rapid development of urban infrastructure construction in China, building scale such as high-rise building in big cities, underground market is expanding gradually, when carrying out this kind of building construction, need excavate the foundation ditch, in order to avoid the foundation ditch to collapse and influence the safety of adjacent building, need use foundation ditch supporting structure and supporting system, chinese patent as the application number 202211303689.6 discloses a prefabricated assembled concrete supporting structure of foundation ditch, it is through a plurality of supporting piles, the roof beam, a plurality of supporting crossbeams and a plurality of adaptor support all around to foundation ditch inside, however in this supporting system, the support column of foundation ditch bottom is more, and actual construction is in order to guarantee supporting stability, the interval of supporting column is around 10 meters, result in the construction space at foundation ditch bottom is little, the construction, influence the operation of construction equipment, for this reason people have designed some novel supporting structures again, in order to reduce the quantity of support column in the foundation ditch, as the chinese patent as the application number 202122967239.4 discloses an assembled suspension supporting device for foundation ditch supporting, this scheme forms supporting system through stand and lattice beam structure, can guarantee that the supporting structure can be guaranteed, simultaneously, the support column is needed in the space is reduced, when the support column is still need of the space is increased in the foundation ditch, the supporting structure, therefore, the supporting effect is still need to be improved in the space when the support space is guaranteed, in the foundation ditch is needed, the supporting structure is improved.
Disclosure of Invention
In order to solve the problem, the application provides a novel foundation ditch supporting structure and supporting system, improves supporting mechanism's intensity through using diagonal brace subassembly, and then need not the pillar and supports supporting structure, improves the space of foundation ditch internal operation.
The application is realized by the following technical scheme:
the application provides a novel foundation ditch supporting construction, include:
the support pile is vertically driven into the edge of the foundation pit, and a crown beam is arranged at the upper part of the support pile;
the main pressure-bearing rod assembly spans across two sides of the foundation pit, and two ends of the main pressure-bearing rod assembly are connected with the crown beam;
the main pressure-bearing rod assembly comprises a straight pipe and inclined stay bars, the straight pipe is spliced with each other, the inclined stay bars are arranged at two ends of the straight pipe, and the inclined stay bars are connected with the crown beam;
a plurality of triangular frames are arranged in the diagonal brace.
Further, the diagonal brace comprises a first splicing block, a second splicing block and a third splicing block, wherein the first splicing block, the second splicing block and the third splicing block are detachably connected, and one end of the first splicing block is detachably connected with the straight pipe.
Further, the third splicing blocks are respectively connected with the side face and the top face of the crown beam.
Further, the first splicing block, the second splicing block and the third splicing block are mutually spliced to form a triangular frame.
Further, a plurality of triangular frames are further arranged inside the second splicing block.
Further, the detachable connection is a flange connection.
Further, the main pressure-bearing rod assembly is provided with a plurality of straight pipes.
Further, the long direction of main pressure-bearing rod subassembly is perpendicular with the axis direction of support stake.
The utility model provides a novel foundation ditch supporting structure system, includes many support stake, a plurality of main pressure-bearing rod assemblies, many support stake intervals set up inside the foundation ditch, and support stake upper end all with crown beam fixed connection, main pressure-bearing rod assembly interval is installed on the crown beam, connect through the tie-beam between the main pressure-bearing rod assembly.
Further, the main pressure-bearing rod assembly is provided with two layers, the middle part of the support pile is provided with a waist beam, the main pressure-bearing rod assembly of the lower layer is connected with the waist beam through an inclined strut, and the inclined strut of the main pressure-bearing rod assembly of the lower layer is connected with the inclined strut of the main pressure-bearing rod assembly of the upper layer.
The beneficial effects of this application: through set up the characteristics that the diagonal brace utilized triangle-shaped stability to be high on main pressure-bearing rod subassembly, the bending resistance of reinforcing main pressure-bearing rod subassembly reduces the bending amplitude of main pressure-bearing rod subassembly when the large-span supports, from not needing the support column to support, also can guarantee the reliability of supporting construction, be convenient for operate in the foundation ditch bottom, and main pressure-bearing rod subassembly comprises the polylith, convenient transportation after dismantling, and through flange joint, can dismantle used repeatedly, reduce use cost.
Drawings
FIG. 1 is a schematic view of a primary pressure-containing rod assembly of the present utility model;
FIG. 2 is a schematic view of the structure of the diagonal brace;
FIG. 3 is a schematic structural diagram of a single layer novel foundation pit support structure system;
FIG. 4 is a schematic structural diagram of a double-layer novel foundation pit supporting structural system;
the reference numerals in the drawings are as follows:
1-supporting pile, 2-crown beam, 3-main bearing rod component, 4-straight pipe, 5-diagonal brace, 6-first splice, 7-second splice, 8-third splice, 9-connecting beam and 10-waist beam.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. It will be apparent that the described embodiments 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.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.
Furthermore, the descriptions of "first," "second," and the like, herein are for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1 to 4, an embodiment of the present utility model provides a novel foundation pit supporting structure, including: the support pile 1 and the main pressure-bearing rod assembly 3, wherein the support pile 1 is vertically driven into the edge of the foundation pit, the crown beam 2 is arranged on the upper portion of the support pile 1, the main pressure-bearing rod assembly 3 spans across two sides of the foundation pit, two ends of the main pressure-bearing rod assembly 3 are connected with the crown beam 2, the main pressure-bearing rod assembly 3 comprises a straight pipe 4 and inclined supporting rods 5, the straight pipe 4 is mutually spliced, the inclined supporting rods 5 are arranged at two ends of the straight pipe 4, the inclined supporting rods 5 are connected with the crown beam 2, and a plurality of triangular frames are arranged in the inclined supporting rods 5.
The diagonal brace 5 is through the back triangle-shaped frame construction, strengthen the bending resistance of its own structure, simultaneously through constitute main pressure-bearing pole subassembly 3 with diagonal brace 5 and straight tube 4 after, strengthen the bending strength of main pressure-bearing pole subassembly 3 on vertical plane through diagonal brace 5 to after connecting each other through a plurality of main pressure-bearing pole subassemblies 3, strengthen the supporting strength of main pressure-bearing pole subassembly 3 in the horizontal plane, reduce the bending amplitude of main pressure-bearing pole subassembly 3 when supporting in the large-span, from not needing the support column to support, also can guarantee the reliability of supporting construction, be convenient for carry out the operation in the foundation ditch bottom.
In a preferred embodiment, the diagonal brace 5 comprises a first splicing block 6, a second splicing block 7 and a third splicing block 8, wherein the first splicing block 6, the second splicing block 7 and the third splicing block 8 are detachably connected, one end of the first splicing block 6 is detachably connected with the straight pipe 4, and the diagonal brace 5 is spliced by a plurality of blocks, so that the volume is reduced, and the transportation after the disassembly is facilitated.
Preferably, the third splicing blocks 8 are respectively connected with the side surfaces and the top surface of the crown beam 2, the top surface of the crown beam 2 is used for providing supporting force, so that the main pressure-bearing rod assembly 3 obtains supporting force in the vertical direction, and the third splicing blocks 8 can simultaneously provide outward supporting force for the support piles 1 through the side surfaces of the crown beam 2, so that the inward collapse of the support piles 1 is avoided.
In a preferred embodiment, the first splicing block 6, the second splicing block 7 and the third splicing block 8 are spliced with each other to form a triangular frame, and the structural strength of the main pressure-bearing rod assembly 3 is enhanced by utilizing the characteristic of high triangular stability.
In a preferred embodiment, a plurality of triangular frames are further arranged inside the second splicing block 7, so that the structural strength of the diagonal brace 5 is further improved.
Specifically, the detachable connection is flange connection, so that the main pressure-bearing rod assembly 3 can be detached and reused, and the use cost is reduced.
In a preferred embodiment, the main bearing rod assembly 3 is provided with a plurality of straight pipes 4, and since the length of the diagonal brace 5 is fixed, the length of the straight pipes 4 can be designed according to the drawing, so that the main bearing rod assembly 3 can adapt to foundation pits without span.
Specifically, the length direction of the main pressure-bearing rod assembly 3 is perpendicular to the axial direction of the support pile 1, so that the supporting force applied by the main pressure-bearing rod assembly 3 can vertically act on the support pile 1, and the support effect is improved.
As shown in fig. 3, a novel foundation pit supporting structure system comprises a plurality of supporting piles 1 and a plurality of main pressure-bearing rod assemblies 3, wherein the plurality of supporting piles 1 are arranged inside a foundation pit at intervals, the upper ends of the supporting piles 1 are fixedly connected with a crown beam 2, the main pressure-bearing rod assemblies 3 are arranged on the crown beam 2 at intervals, the main pressure-bearing rod assemblies 3 can simultaneously support the plurality of supporting piles 1 on two sides of the foundation pit through the crown beam 2, the supporting piles 1 are prevented from toppling in the foundation pit in the supporting process, so that the safety of the foundation pit and peripheral buildings is guaranteed, the main pressure-bearing rod assemblies 3 are connected through connecting beams 9, the number of the main pressure-bearing rod assemblies 3 can be designed according to the actual conditions of engineering, and the supporting strength of the main pressure-bearing rod assemblies 3 in the horizontal plane is enhanced by connecting the main pressure-bearing rod assemblies 3 with each other, so that the strength of the supporting structure is improved.
In a preferred embodiment, as shown in fig. 4, the main bearing bar assembly 3 has two layers, the middle part of the support pile 1 is provided with a waist beam 10, the main bearing bar assembly 3 of the lower layer is connected with the waist beam 10 through the inclined strut 5, and the inclined strut 5 of the main bearing bar assembly 3 of the lower layer is connected with the inclined strut 5 of the main bearing bar assembly 3 of the upper layer. When the foundation pit is deeper, only the upper part of the support pile 1 is supported insufficiently, so that the support pile 1 is also required to be supported in the middle, after the waist beam 10 is constructed on the support pile 1, the waist beam 10 is supported through the main pressure-bearing rod assembly 3, the supporting force provided by the main pressure-bearing rod assembly 3 is distributed to the middle part of the support pile 1, and the stability of the middle part of the support pile in the deep foundation pit is improved. Meanwhile, the main pressure-bearing rod assemblies 3 on the upper layer and the lower layer are connected with each other, so that the whole support system is connected into a whole, and the overall structural strength is improved.
Of course, there are various other embodiments of the present application, and based on this embodiment, those of ordinary skill in the art may obtain other embodiments without any inventive effort, which fall within the scope of protection of the present application.
Claims (10)
1. Novel foundation ditch supporting construction, its characterized in that includes:
the support pile (1) is vertically driven into the edge of the foundation pit, and a crown beam (2) is arranged at the upper part of the support pile (1);
the main pressure-bearing rod assembly (3) spans across two sides of the foundation pit, and two ends of the main pressure-bearing rod assembly (3) are connected with the crown beam (2);
the main pressure-bearing rod assembly (3) comprises a straight pipe (4) and inclined supporting rods (5), the straight pipe (4) is spliced with each other, the inclined supporting rods (5) are arranged at two ends of the straight pipe (4), and the inclined supporting rods (5) are connected with the crown beam (2);
a plurality of triangular frames are arranged in the inclined stay bars (5).
2. The novel foundation pit supporting structure according to claim 1, wherein the diagonal brace (5) comprises a first splicing block (6), a second splicing block (7) and a third splicing block (8), the first splicing block (6), the second splicing block (7) and the third splicing block (8) are detachably connected, and one end of the first splicing block (6) is detachably connected with the straight pipe (4).
3. Foundation pit supporting structure according to claim 2, characterized in that the third joint blocks (8) are connected to the side and top surfaces of the crown beam (2), respectively.
4. The novel foundation pit supporting structure according to claim 2, wherein the first, second and third splicing blocks (6, 7, 8) are mutually spliced to form a triangular frame.
5. The novel foundation pit supporting structure according to claim 2, characterized in that the second joint block (7) is also internally provided with a plurality of triangular frames.
6. The novel foundation pit supporting structure of claim 2, wherein the detachable connection is a flange connection.
7. The novel foundation pit supporting structure according to claim 1, wherein the main pressure-bearing rod assembly (3) is provided with a plurality of straight pipes (4).
8. The novel foundation pit supporting structure according to claim 1, wherein the length direction of the main pressure-bearing rod assembly (3) is perpendicular to the axial direction of the supporting pile (1).
9. The novel foundation pit supporting system uses the novel foundation pit supporting structure of claim 1, and is characterized by comprising a plurality of supporting piles (1) and a plurality of main pressure-bearing rod assemblies (3), wherein the plurality of supporting piles (1) are arranged inside a foundation pit at intervals, the upper ends of the supporting piles (1) are fixedly connected with the crown beams (2), the main pressure-bearing rod assemblies (3) are arranged on the crown beams (2) at intervals, and the main pressure-bearing rod assemblies (3) are connected through connecting beams (9).
10. The novel foundation pit supporting system according to claim 9, wherein the main pressure-bearing rod assembly (3) is provided with two layers, a waist beam (10) is arranged in the middle of the supporting pile (1), the main pressure-bearing rod assembly (3) of the lower layer is connected with the waist beam (10) through the inclined strut (5), and the inclined strut (5) of the main pressure-bearing rod assembly (3) of the lower layer is connected with the inclined strut (5) of the main pressure-bearing rod assembly (3) of the upper layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321708439.0U CN220225347U (en) | 2023-06-30 | 2023-06-30 | Novel foundation pit supporting structure and supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321708439.0U CN220225347U (en) | 2023-06-30 | 2023-06-30 | Novel foundation pit supporting structure and supporting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220225347U true CN220225347U (en) | 2023-12-22 |
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ID=89173504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321708439.0U Active CN220225347U (en) | 2023-06-30 | 2023-06-30 | Novel foundation pit supporting structure and supporting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220225347U (en) |
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2023
- 2023-06-30 CN CN202321708439.0U patent/CN220225347U/en active Active
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