CN220166949U - Shaft foundation pit supporting structure - Google Patents
Shaft foundation pit supporting structure Download PDFInfo
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- CN220166949U CN220166949U CN202320955408.9U CN202320955408U CN220166949U CN 220166949 U CN220166949 U CN 220166949U CN 202320955408 U CN202320955408 U CN 202320955408U CN 220166949 U CN220166949 U CN 220166949U
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- rod
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- sleeve
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 51
- 238000010276 construction Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a shaft foundation pit supporting structure, which relates to the technical field of foundation pit supporting, and particularly aims to solve the problem that the supporting effect of the supporting structure is limited when the supporting structure supports the side wall of a foundation pit due to the limited contact area of a supporting plate and the side wall of the foundation pit in the background technology; the technical means formed by the technical characteristics improves the supporting effect on the side wall of the shaft foundation pit and solves the problems in the background technology.
Description
Technical Field
The utility model belongs to the technical field of foundation pit support, and particularly relates to a shaft foundation pit support structure.
Background
The foundation pit is a space below the ground excavated for the construction of building foundations and basements, belongs to temporary engineering, and has the function of providing a space for the construction operation of the foundations to be carried out according to the position appointed by the design, and generally, a foundation pit supporting structure is introduced for use in order to reduce the collapse condition of the foundation pit in the operation process of workers.
The patent numbers are searched as follows: CN 217105114U's citation, it discloses a foundation ditch supporting construction, including installing bottom plate and the articulated backup pad in bottom plate one side on the foundation ditch, the bottom plate is L type with the backup pad and is connected, the intermediate junction of bottom plate and backup pad has the atress branch of slope form, one side that the backup pad was kept away from to the atress branch is articulated with the bottom plate through the articulated shaft and is connected, this supporting construction is when using, support the foundation ditch lateral wall mainly with the backup pad, because the area of contact of backup pad and foundation ditch lateral wall is limited for supporting construction is limited when supporting the foundation ditch lateral wall.
Therefore, there is a need to design a shaft pit supporting structure to solve the above problems and improve the supporting effect.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a shaft foundation pit supporting structure so as to improve the supporting effect on the side wall of the shaft foundation pit.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a shaft foundation ditch supporting construction, its characterized in that: the device comprises an annular support piece and a plurality of vertical support devices, wherein the annular support piece comprises a plurality of annular components which are connected with each other, and the vertical support devices are arranged on the inner side of the annular support piece;
the vertical supporting device comprises a vertical rod, an inclined rod and a cross rod, wherein the vertical rod, the inclined rod and the cross rod are connected with the inner side of the annular member, the inclined rod is movably arranged between the vertical rod and the cross rod, a plurality of limiting plates are arranged on the vertical rod, and the limiting plates are matched with the inclined rod.
Preferably, the annular member comprises a plurality of arc plates which are matched with each other, connecting pipes are arranged on the arc plates, and the connecting pipes are connected through telescopic connecting pieces.
Preferably, the diagonal rod is hinged with the cross rod, the diagonal rod comprises a sleeve and an inserted rod which are connected in a sleeved mode, a limiting piece is arranged on the sleeve, the limiting piece is matched with the inserted rod, and the sleeve is inserted into the lower side of the limiting plate.
Preferably, the upper end of the sleeve is of an arc-shaped structure and is matched with the limiting plate.
Preferably, a plurality of first limiting holes are formed in the sleeve, a plurality of second limiting holes are formed in the inserted link in a penetrating mode, and the first limiting holes are matched with the limiting Kong Erxiang.
Preferably, the limiting piece comprises a screw rod and a nut which are matched, the screw rod penetrates through the first limiting hole and the second limiting hole, and the nut is symmetrically arranged on the screw rod.
Preferably, the cross bar is also provided with a fixing member.
The beneficial effects of the utility model are as follows: the utility model discloses a shaft foundation pit supporting structure, which is improved compared with the prior art in that:
the annular supporting piece is formed by connecting the arc-shaped plates, the connecting pipes on the arc-shaped plates are connected through the telescopic connecting pieces, when the annular supporting piece supports the side wall of the foundation pit, the telescopic connecting pieces can be automatically stretched through manual operation, so that the diameter of the annular supporting piece is enlarged, the side wall of the foundation pit is extruded, and meanwhile, the vertical supporting device is arranged on the inner side of the annular supporting piece and further extrudes the annular supporting piece, and the supporting effect of the annular supporting piece is enhanced.
Drawings
FIG. 1 is a block diagram of a foundation pit supporting structure of the present utility model;
FIG. 2 is a block diagram of an annular member of the present utility model;
FIG. 3 is a schematic view of a vertical support device of the present utility model;
FIG. 4 is a schematic view of a diagonal member of the present utility model;
FIG. 5 is a block diagram of a stop member of the present utility model;
FIG. 6 is a cross-sectional view of the connection of the sleeve and the limiting plate of the present utility model;
wherein: 1. a vertical support device; 101. a vertical rod; 102. a diagonal rod; 102-1, a sleeve; 102-1A, limiting holes I; 102-2, inserting a rod; 102-2A, limiting holes II; 103. a cross bar; 104. a fixing member; 105. a limiting plate; 106. a limiting piece; 106-1, a screw; 106-2, nuts; 2. an annular member; 201. a connecting pipe; 202. a telescoping connection; 203. an arc-shaped plate.
Detailed Description
In order to enable those skilled in the art to better understand the technical solution of the present utility model, the technical solution of the present utility model is further described below with reference to the accompanying drawings and examples.
Examples:
referring to fig. 1-6, a shaft foundation pit supporting structure comprises an annular supporting piece and a plurality of vertical supporting devices 1, wherein the annular supporting piece is formed by connecting a plurality of annular components 2, the vertical supporting devices 1 are fixedly arranged on the inner side of the annular supporting piece, the vertical supporting devices 1 are triangular structures, and the supporting structures are prefabricated in a factory and are directly applied to foundation pit supporting;
the annular component 2 comprises a plurality of arc-shaped plates 203 which are matched, a plurality of connecting pipes 201 which are arranged on the arc-shaped plates 203, the connecting pipes 201 are connected end to end through telescopic connecting pieces 202, and the telescopic connecting pieces 202 can increase the distance between the connecting pipes 201, so that the diameter of the annular component 2 is increased;
the vertical supporting device 1 comprises a vertical rod 101 and a cross rod 103 which are arranged in an L shape, and an inclined rod 102 arranged between the vertical rod 101 and the cross rod 103, wherein the vertical rod 101 is fixedly connected with the inner side of the annular member 2; the vertical rod 101 is fixedly provided with a plurality of limiting plates 105, the limiting plates 105 are matched with the inclined rods 102, the cross rod 103 is also provided with a fixing piece 104 used for being fixed with the ground, and the fixing piece 104 has the function of better fixing the vertical supporting device 1 on the ground, so that the supporting effect of the vertical supporting device 1 on the annular supporting piece is better;
the diagonal rod 102 is hinged with the cross rod 103, the diagonal rod 102 comprises a sleeve 102-1 and an inserting rod 102-2 which are connected in a sleeved mode, the inserting rod 102-2 is positioned in the sleeve 102-1 in a telescopic mode through a limiting piece 106, the upper end of the sleeve 102-1 is of an arc-shaped structure, a slot matched with the upper end of the sleeve 102-1 is formed in the limiting plate 105, the sleeve 102-1 is inserted into the lower side of the limiting plate 105, therefore an annular supporting piece is supported and reinforced, meanwhile, the sleeve 102-1 is connected with the limiting plate 105 more firmly, the pressure of the limiting plate 105 is shared, and abrasion is reduced;
the sleeve 102-1 is provided with a plurality of first limiting holes 102-1A, the inserted link 102-2 is provided with a plurality of second limiting holes 102-2A in a penetrating way, and the diameters of the first limiting holes 102-1A and the second limiting holes 102-2A are the same;
the limiting piece 106 comprises a screw 106-1 and a nut 106-2 which are matched, the screw 106-1 passes through a first limiting hole 102-1A and a second limiting hole 102-2A, and the nuts 106-2 are symmetrically arranged on two sides of the screw 106-1; when the support point needs to be changed, the nut 106-2 and the screw 106-1 are removed, the sleeve 102-1 is moved up and down, so that the relative distance between the sleeve 102-1 and the inserted link 102-2 is increased or decreased, and after adjustment is completed, the sleeve 102-1 and the inserted link 102-2 are fixed through the limiting piece 106;
this supporting construction is prefabricated formula structure, and this structure is prefabricated in the mill in advance, and the direct application is in shaft foundation ditch support, and wait that this supporting construction is after the foundation ditch installation is accomplished, rethread adjustment diagonal bar 102's length changes the supporting point of diagonal bar 102 on montant 101 to make vertical strutting arrangement better support annular support, and then improve the supporting effect of annular support to the foundation ditch lateral wall.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A shaft foundation ditch supporting construction, its characterized in that: the device comprises an annular support piece and a plurality of vertical support devices (1), wherein the annular support piece comprises a plurality of annular components (2) which are connected with each other, and the vertical support devices (1) are arranged on the inner side of the annular support piece;
the vertical supporting device (1) comprises a vertical rod (101), an inclined rod (102) and a cross rod (103), wherein the vertical rod (101) is connected with the inner side of the annular member (2), the inclined rod (102) is movably arranged between the vertical rod (101) and the cross rod (103), a plurality of limiting plates (105) are arranged on the vertical rod (101), and the limiting plates (105) are matched with the inclined rod (102).
2. The shaft pit support structure of claim 1, wherein: the annular component (2) comprises a plurality of arc-shaped plates (203) which are matched with each other, connecting pipes (201) are arranged on the arc-shaped plates (203), and the connecting pipes (201) are connected through telescopic connecting pieces (202).
3. The shaft pit support structure of claim 1, wherein: the diagonal rod (102) is hinged with the cross rod (103), the diagonal rod (102) comprises a sleeve (102-1) and an inserting rod (102-2) which are connected in a sleeved mode, a limiting piece (106) is arranged on the sleeve (102-1), the limiting piece (106) is matched with the inserting rod (102-2), and the sleeve (102-1) is inserted into the lower side of the limiting plate (105).
4. A shaft pit support structure according to claim 3, wherein: the upper end of the sleeve (102-1) is of an arc-shaped structure and is matched with the limiting plate (105).
5. A shaft pit support structure according to claim 3, wherein: a plurality of first limiting holes (102-1A) are formed in the sleeve (102-1), a plurality of second limiting holes (102-2A) are formed in the inserted link (102-2) in a penetrating mode, and the first limiting holes (102-1A) are matched with the second limiting holes (102-2A).
6. The shaft pit support structure of claim 5, wherein: the limiting piece (106) comprises a screw (106-1) and a nut (106-2) which are matched, the screw (106-1) penetrates through the first limiting hole (102-1A) and the second limiting hole (102-2A), and the nut (106-2) is symmetrically arranged on the screw (106-1).
7. The shaft pit support structure of claim 1, wherein: the cross bar (103) is also provided with a fixing piece (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320955408.9U CN220166949U (en) | 2023-04-25 | 2023-04-25 | Shaft foundation pit supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320955408.9U CN220166949U (en) | 2023-04-25 | 2023-04-25 | Shaft foundation pit supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220166949U true CN220166949U (en) | 2023-12-12 |
Family
ID=89064256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320955408.9U Active CN220166949U (en) | 2023-04-25 | 2023-04-25 | Shaft foundation pit supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220166949U (en) |
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2023
- 2023-04-25 CN CN202320955408.9U patent/CN220166949U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |