CN219908977U - Spliced foundation pit cavity supporting structure - Google Patents
Spliced foundation pit cavity supporting structure Download PDFInfo
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- CN219908977U CN219908977U CN202321535248.9U CN202321535248U CN219908977U CN 219908977 U CN219908977 U CN 219908977U CN 202321535248 U CN202321535248 U CN 202321535248U CN 219908977 U CN219908977 U CN 219908977U
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- plate
- bottom plate
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- supporting
- sliding
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Abstract
The utility model discloses a spliced foundation pit cavity supporting structure which comprises a plurality of supporting mechanisms arranged at the bottom of a foundation pit, wherein each supporting mechanism comprises a bottom plate arranged at the bottom of the foundation pit, a guard plate used for supporting the side wall of the foundation pit, a supporting mechanism connected between the bottom plate and the guard plate and a power mechanism used for adjusting the angle between the guard plate and the bottom plate, the guard plate is connected to the bottom plate, the power mechanism is arranged on the bottom plate, the left end of the bottom plate is provided with a first clamping plate positioned at the upper part, the right end of the bottom plate is provided with a second clamping plate positioned at the lower part, and two adjacent bottom plates are connected with the second clamping plate in a matched manner through the corresponding first clamping plates, so that the supporting structure is convenient for transportation and carrying, reduces the transportation burden of staff, has a simple structure, is convenient for assembling, is convenient for the use of the side walls of the foundation pit with different inclination angles, and improves the safety.
Description
Technical Field
The utility model belongs to the technical field of foundation pit support, and relates to a spliced foundation pit cavity support structure.
Background
A foundation pit refers to a subsurface space that is excavated for the construction of a building (including structures) foundation and a basement. The foundation pit belongs to temporary engineering, and has the function of providing a space for the foundation masonry operation to be carried out according to the position designated by the design.
The foundation pit inevitably causes the deformation of surrounding soil bodies in the process of excavation, and influences the underground pipelines of surrounding buildings, so that the normal use and safety of the underground pipelines are seriously endangered. In order to avoid the occurrence of the situation, a foundation pit cavity supporting structure is arranged in the foundation pit design and pit digging construction and is used for stabilizing the safety of the foundation pit.
The utility model of China patent application number 202020805670.1 discloses a foundation pit supporting structure, which comprises a supporting plate, a bottom plate and a supporting rod, wherein the supporting plate is attached to the side wall of the foundation pit, the bottom plate is attached to the bottom wall of the foundation pit, the supporting rod is positioned between the supporting plate and the bottom plate and used for supporting the supporting plate, one end of the supporting rod is hinged with a mounting plate, the other end of the supporting rod is hinged with a sliding block, the mounting plate slides along the height direction of the supporting plate, a sliding groove extending towards the direction of the supporting plate is formed in the bottom plate, the sliding block is slidably connected onto the sliding groove, a limiting mechanism is arranged in the sliding groove, and when the supporting rod is completely attached to the supporting plate, the limiting mechanism is matched with the sliding block in a clamping manner, and the sliding block is fixed in the sliding groove, so that the mounting plate is fixedly connected with the supporting plate. The problem of in the foundation ditch hole bottom soil matter is comparatively loose, and foundation ditch supporting construction is relatively less to the holding power of foundation ditch lateral wall, and the supporting effect is relatively poor is solved. The utility model has the effect of increasing the contact area of the supporting rod to the supporting plate, so that the supporting rod can better support the side wall of the foundation pit. But this whole plate of structure is great, and inconvenient transportation, the transport is inconvenient, and a lot of foundation ditch lateral walls are not perpendicular to foundation ditch bottom surface moreover, and this structure can't be adjusted according to the angle of foundation ditch lateral wall with ground, can't laminate the lateral wall of foundation ditch, is inconvenient for supporting this kind of foundation ditch, and consequently, it is very necessary to design a concatenation formula foundation ditch cavity supporting structure to solve above-mentioned problem.
Disclosure of Invention
Aiming at the problems, in order to overcome the defects of the prior art, the utility model provides a spliced foundation pit cavity supporting structure, which aims at: the novel foundation pit is convenient to transport and carry, reduces staff transportation burden, and is simple in structure, convenient to assemble, convenient to use of different inclination foundation pit side walls, and improves safety.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the foundation pit supporting device comprises a plurality of supporting mechanisms arranged at the bottom of a foundation pit, wherein each supporting mechanism comprises a bottom plate arranged at the bottom of the foundation pit, a guard plate used for supporting the side wall of the foundation pit, a supporting mechanism connected between the bottom plate and the guard plate and a power mechanism used for adjusting the angle between the guard plate and the bottom plate, the guard plate is connected to the bottom plate, the power mechanism is arranged on the bottom plate, the left end of the bottom plate is provided with a first clamping plate positioned at the upper part, the right end of the bottom plate is provided with a second clamping plate positioned at the lower part, and two adjacent bottom plates are connected with the second clamping plate in a matched manner through the corresponding first clamping plates.
Preferably, the left and right sides of backplate all is fixed with the connecting block, adjacent connecting block passes through bolted connection on the backplate.
Preferably, a cylinder is fixed on the bottom plate, a groove hole is formed in the guard plate, and the vertical section of the groove hole is identical to the vertical section of the cylinder in shape.
Preferably, two sliding grooves are formed in the bottom plate, one sliding block is connected in the two sliding grooves in a sliding mode, the sliding blocks are fixed on the bottom plate through bolts, two adjacent sliding blocks corresponding to the bottom plate are fixed through bolts, matching blocks are fixed on the sliding blocks and the guard plate, and the supporting mechanism is arranged between the matching blocks on the sliding blocks and the matching blocks fixed on the guard plate.
Preferably, the supporting mechanism comprises a main board, a subsidiary board is slidably connected to the main board, holes are formed in the main board and the subsidiary board, the main board and the subsidiary board are fixedly limited through bolts, the bolts are inserted into the holes, the main board is rotatably mounted on a matching block fixed on a guard board, and the subsidiary board is rotatably mounted on the matching block fixed on a sliding block.
Preferably, a threaded rod is rotatably connected in the right sliding groove on the bottom plate, the threaded rod is in threaded connection with the right sliding block on the bottom plate, and the power mechanism is in key connection with the threaded rod.
Preferably, the power mechanism comprises a protective shell, an auxiliary block is rotationally connected to the protective shell and is in key connection with the threaded rod, a first bevel gear fixed with the auxiliary block is rotationally connected to the protective shell, a second bevel gear is meshed with the first bevel gear, the second bevel gear is mounted at the output end of the motor, and the motor is fixed to the protective shell.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model completes the splicing of the supporting mechanism through the mutual matching of the bottom plate, the guard plate and the supporting mechanism, adopts the splicing mode, is convenient to detach, is convenient for transportation and carrying by disassembling into individuals, is convenient for adjusting the angle of the guard plate through the power mechanism, and reduces the labor burden.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a schematic view of the position of the second card of the present utility model;
FIG. 3 is an enlarged schematic view of the utility model at A in FIG. 2
Fig. 4 is a schematic view of the position of the sub-block of the present utility model.
Reference numerals: 1-bottom plate, 2-backplate, 3-first cardboard, 4-second cardboard, 5-connecting block, 6-cylinder, 7-slot hole, 8-spout, 9-sliding block, 10-cooperation piece, 11-mainboard, 12-subplate, 13-hole, 14-threaded rod, 16-protective case, 17-subplate, 19-first bevel gear, 20-second bevel gear, 21-motor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
The following describes embodiments of the present utility model in further detail with reference to FIGS. 1-4.
In this embodiment, as shown in fig. 1-3, the utility model includes a plurality of supporting mechanisms installed at the bottom of a foundation pit, the supporting mechanisms include a bottom plate 1 installed at the bottom of the foundation pit, a guard plate 2 for supporting the side wall of the foundation pit, a supporting mechanism connected between the bottom plate 1 and the guard plate 2, and a power mechanism for adjusting the angle between the guard plate 2 and the bottom plate 1, wherein the bottom plate 1, the guard plate 2, the supporting mechanism and the power mechanism are all independent units and can be spliced, the guard plate 2 is connected to the bottom plate 1, the power mechanism is installed on the bottom plate 1, the left end of the bottom plate 1 is provided with a first clamping plate 3 located at the upper part, the right end of the bottom plate 1 is provided with a second clamping plate 4 located at the lower part, and two adjacent bottom plates 1 are connected with the second clamping plate 4 in a matched manner through corresponding first clamping plates 3.
In this embodiment, as shown in fig. 1-2, the connecting blocks 5 are fixed on the left and right sides of the guard plates 2, and the connecting blocks 5 on adjacent guard plates 2 are connected by bolts, when two guard plates 2 are spliced together, the adjacent connecting blocks 5 on the adjacent guard plates 2 can be fixed by bolts, so as to complete the fixation of the adjacent guard plates 2.
In this embodiment, as shown in fig. 1-3, the bottom plate 1 is fixed with a cylinder 6, the guard plate 2 is provided with a slot hole 7, the vertical section of the slot hole 7 is identical to the vertical section of the cylinder 6, the guard plate 2 is connected with the bottom plate 1 through the cooperation of the slot hole 7 and the cylinder 6, and the guard plate 2 after connection can rotate on the bottom plate 1, and the guard plate 2 is rotated according to the inclination angle of the side wall of the foundation pit, so that the guard plate 2 is attached to the side wall of the foundation pit.
In this embodiment, as shown in fig. 1-2, two sliding grooves 8 are formed in the bottom plate 1, a sliding block 9 is slidably connected in each of the two sliding grooves 8, the sliding blocks 9 are fixed on the bottom plate 1 through bolts, two adjacent sliding blocks 9 corresponding to the bottom plate 1 are fixed through bolts, the sliding blocks 9 and the guard plate 2 are respectively fixed with a matching block 10, the supporting mechanism is mounted between the matching block 10 on the sliding block 9 and the matching block 10 fixed on the guard plate 2, the matching block 10 is provided with a groove, the supporting mechanism and the matching block 10 are in sliding connection, and can be directly removed, the supporting mechanism supports the guard plate 2, when the guard plate 2 rotates, the supporting mechanism drives the matching block 10 on the sliding block 9 to move towards the direction close to the guard plate 2, and when the guard plate 2 rotates, the sliding block 9 is fixed on the bottom plate 1 through bolts, so that the supporting mechanism supports the guard plate 2 is prevented from overturning, and when the two bottom plates 1 are spliced, the adjacent sliding blocks 9 are fixed through bolts, and the supporting mechanism 9 can be clamped between the two supporting mechanisms to be prevented from falling off.
In this embodiment, as shown in fig. 1-2, the supporting mechanism includes a main board 11, a sub-board 12 is slidingly connected to the main board 11, holes 13 are formed in the main board 11 and the sub-board 12, the main board 11 and the sub-board 12 are fixed and limited by bolts, the bolts are inserted into the holes 13, the main board 11 is rotatably mounted on a matching block 10 fixed on a guard board 2, the sub-board 12 is rotatably mounted on the matching block 10 fixed on a sliding block 9, when the supporting mechanism is not in use, the sub-board 12 can be directly retracted into the main board 11, then the sub-board 12 is fixed by bolts, the sub-board 12 is prevented from sliding at will, at this time, the supporting mechanism is convenient to transport, when in use, the sub-board 12 is pulled out by taking down bolts, round blocks are fixed on the main board 11 and the sub-board 12 by bolts, then the round blocks on the main board 11 and the sub-board 12 are matched with grooves on the matching block 10, connection of the supporting mechanism and the matching block 10 is completed, and the clamping and limiting of the supporting mechanism is completed by fixing two adjacent sliding blocks 9.
In this embodiment, as shown in fig. 2, a threaded rod 14 is rotationally connected to the right chute 8 on the bottom plate 1, the threaded rod 14 is in threaded connection with the right sliding block 9 on the bottom plate 1, the power mechanism is in key connection with the threaded rod 14, when the supporting mechanism is connected with the matching block 10, the threaded rod 14 drives the sliding block 9 to move by rotating the threaded rod 14, the sliding block 9 moves to push the supporting mechanism to move, the supporting mechanism pushes the guard plate 2 to rotate until the guard plate 2 is attached to the side wall of the foundation pit, and then the sliding block 9 is fixed by bolts to limit the guard plate 2.
In this embodiment, as shown in fig. 2-4, the power mechanism includes a protecting case 16, an auxiliary block 17 is rotatably connected to the protecting case 16, a cross groove is formed in the auxiliary block 17, a cross block is fixed to the threaded rod 14, the cross groove is identical to the cross block in shape, a first bevel gear 19 fixed to the auxiliary block 17 is rotatably connected to the protecting case 16, a second bevel gear 20 is meshed to the first bevel gear 19, the second bevel gear 20 is mounted at an output end of the motor 21, the motor 21 is fixed to the protecting case 16, the second bevel gear 20 is sleeved on the cross block through the auxiliary block 17, then the second bevel gear 20 is driven to rotate through the motor 21, the first bevel gear 19 drives the auxiliary block 17, the auxiliary block 17 drives the cross block to rotate, the threaded rod 14 drives the sliding block 9 to move, the protecting plate 2 is pushed to rotate by using the supporting mechanism, physical strength of a worker is saved, and the angle of the protecting plate 2 is convenient to adjust.
When the utility model is used, the supporting mechanism is connected with the matching block 10 on the bottom plate 1, then the guard plate 2 is arranged on the bottom plate 1, the matching block 10 on the guard plate 2 is matched with the supporting mechanism, then one supporting mechanism is spliced again, the two supporting mechanisms are connected through the matching of the bottom plate 1, then the adjacent guard plate 2 and the sliding block 9 are fixed through threads, then the inclination angle of the guard plate 2 is adjusted by matching the power mechanism and the cross block, then the sliding block 9 is fixed by using bolts, the splicing of the two supporting mechanisms is repeated again, after the splicing is completed, the two supporting mechanisms are connected with the two supporting mechanisms which are spliced for the first time, the corresponding guard plate 2 and the sliding block 9 are connected through bolts, splicing is completed, and the foundation pit is supported.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a concatenation formula foundation ditch cavity supporting construction which characterized in that: including installing in a plurality of supporting mechanism of foundation ditch bottom, supporting mechanism is including installing in the bottom plate of foundation ditch bottom, the backplate that is used for supporting the foundation ditch lateral wall, link up the supporting mechanism between bottom plate and backplate and be used for adjusting the power unit of angle between backplate and the bottom plate, the backplate links up on the bottom plate, power unit installs on the bottom plate, the left end of bottom plate is provided with the first cardboard that is located upper portion, the right-hand member of bottom plate is provided with the second cardboard that is located the lower part, and two adjacent bottom plates are connected through the cooperation of corresponding first cardboard and second cardboard.
2. The spliced pit cavity support structure of claim 1, wherein: connecting blocks are fixed on the left side and the right side of the guard plate, and the connecting blocks on the adjacent guard plates are connected through bolts.
3. The spliced pit cavity support structure of claim 1, wherein: the bottom plate is fixedly provided with a cylinder, the guard plate is provided with a groove hole, and the vertical section of the groove hole is identical to the vertical section of the cylinder in shape.
4. The spliced pit cavity support structure of claim 1, wherein: two sliding grooves are formed in the bottom plate, one sliding block is connected in the two sliding grooves in a sliding mode, the sliding blocks are fixed on the bottom plate through bolts, two adjacent sliding blocks corresponding to the bottom plate are fixed through bolts, matching blocks are fixed on the sliding blocks and the guard plate, and the supporting mechanism is arranged between the matching blocks on the sliding blocks and the matching blocks fixed on the guard plate.
5. The spliced pit cavity support structure of claim 4, wherein: the supporting mechanism comprises a main plate, a subsidiary plate is slidably connected to the main plate, holes are formed in the main plate and the subsidiary plate, the main plate and the subsidiary plate are fixedly limited through bolts, the bolts are inserted into the holes, the main plate is rotatably mounted on a matching block fixed on a guard plate, and the subsidiary plate is rotatably mounted on the matching block fixed on a sliding block.
6. A spliced pit cavity support structure according to claim 3, wherein: the right side sliding groove on the bottom plate is connected with a threaded rod in a rotating mode, the threaded rod is in threaded connection with the right side sliding block on the bottom plate, and the power mechanism is in key connection with the threaded rod.
7. The spliced pit cavity support structure of claim 1, wherein: the power mechanism comprises a protective shell, an auxiliary block is rotationally connected to the protective shell and is connected with a threaded rod through a key, a first bevel gear fixed with the auxiliary block is rotationally connected to the protective shell, a second bevel gear is meshed with the first bevel gear, the second bevel gear is mounted at the output end of the motor, and the motor is fixed to the protective shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321535248.9U CN219908977U (en) | 2023-06-15 | 2023-06-15 | Spliced foundation pit cavity supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321535248.9U CN219908977U (en) | 2023-06-15 | 2023-06-15 | Spliced foundation pit cavity supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219908977U true CN219908977U (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321535248.9U Active CN219908977U (en) | 2023-06-15 | 2023-06-15 | Spliced foundation pit cavity supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219908977U (en) |
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2023
- 2023-06-15 CN CN202321535248.9U patent/CN219908977U/en active Active
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