CN220868252U - Underground continuous wall of rich water stratum foundation pit enclosure - Google Patents
Underground continuous wall of rich water stratum foundation pit enclosure Download PDFInfo
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- CN220868252U CN220868252U CN202322692791.6U CN202322692791U CN220868252U CN 220868252 U CN220868252 U CN 220868252U CN 202322692791 U CN202322692791 U CN 202322692791U CN 220868252 U CN220868252 U CN 220868252U
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- wall
- foundation pit
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- rich stratum
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 230000002457 bidirectional effect Effects 0.000 claims description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000008093 supporting effect Effects 0.000 abstract description 9
- 239000002689 soil Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000009412 basement excavation Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000004567 concrete Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of a diaphragm wall, and discloses a diaphragm wall of a water-rich stratum foundation pit enclosure, which comprises: the foundation pit is arranged on the top of the water-rich stratum, and the foundation pit is internally and symmetrically provided with a ground connecting wall; this wall is even to ground, can both support the upper and lower two parts of wall even to ground when supporting through the setting of components such as connecting rod and internal screw thread piece for the atress of wall is even, compares current device and is also better in the condition supporting effect that runs into the soil property and collapses. This wall is even to ground, thereby can meet the foundation ditch of different size degree of depth specifications when using through the block subassembly and even the position of wall is also different to the ground, just need adjust the position of connecting plate, conveniently support even the wall to the ground, only need remove the connecting plate and rotate the knob after the suitable position, the knob drives the threaded rod rotatory, at this moment because the rectangular shell carries out spacingly so that promote the rectangular piece to insert the inside realization installation of draw-in groove at threaded rod pivoted to the rectangular piece.
Description
Technical Field
The utility model relates to the technical field of diaphragm walls, in particular to a diaphragm wall for a foundation pit enclosure of a water-rich stratum.
Background
Along with the development of urban subway construction, the deep foundation pit excavation construction of the water-rich stratum is easy to deform to cause peripheral sedimentation, and particularly in the foundation pit excavation dewatering stage, the deformation of the enclosure structure caused by internal and external pressure difference is caused due to the water loss consolidation of soil in the foundation pit, so that the sedimentation of the external surface, pipelines and buildings of the foundation pit is caused. The prior art is characterized in that the deformation of the enclosure structure caused in the dewatering stage before the deep foundation pit excavation is controlled in the earthwork excavation, support erection and structure construction process after the foundation pit excavation, and the enclosure structure is delayed to a certain extent, and due to the sensitivity of the water-rich stratum to the foundation pit dewatering, certain measures are taken to control the enclosure structure before the foundation pit excavation. The underground diaphragm wall is a kind of slot-digging machinery used in foundation engineering on the ground, a long and narrow deep slot is dug along the peripheral axis of the deep-digging engineering under the condition of mud wall protection, after the slot is cleared, the reinforcement cage is hung in the slot, then the underwater concrete is poured by duct method to construct a unit slot section, so that a continuous reinforced concrete wall is built underground section by section, and is used as water-intercepting, seepage-proofing, bearing and water-retaining structure.
The utility model discloses a foundation pit underground connecting wall supporting structure with adjustable, which is designed by a water-proof double-layer supporting underground connecting wall device in a small foundation pit in water-rich soft soil according to a Chinese published specification CN216920360U, and adopts the principle that a wall body is pushed to move towards two sides of the foundation pit by a bidirectional threaded rod to stably support the foundation pit, so that the condition that the foundation pit collapses in rainy days is prevented.
However, when the conventional device is used, the bidirectional screw only applies force to the upper part of the wall body, namely the joint, so that the force application is not uniform enough, and the wall body is also unevenly stressed. Therefore, a supporting structure with more uniform stress is designed for solving the problems.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the underground diaphragm wall of the foundation pit enclosure of the water-rich stratum, which has the advantages of more stable support of the underground diaphragm wall and more uniform stress, and solves the problem that the stress of the threaded rod and the ground connection of the traditional device is not uniform.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: a diaphragm wall for a water-rich formation foundation pit enclosure, comprising: the foundation pit is arranged on the top of the water-rich stratum, and the foundation pit is internally and symmetrically provided with a ground connecting wall; the inside supporting component that is provided with of rich water stratum, supporting component includes: the bracket is arranged at the top of the water-rich stratum; the motor is arranged at the top of the bracket, and the output shaft penetrates through the bracket; the bidirectional screw is arranged at the bottom of the output shaft of the motor; the internal thread blocks are symmetrically arranged in the bidirectional screw rod and are in threaded connection with the bidirectional screw rod; the connecting rods are symmetrically hinged to two sides of the internal thread block, and the other ends of the connecting rods are hinged to the ground connecting wall.
Preferably: the support assembly further comprises: the connecting plates are provided with a plurality of connecting plates, are all arranged at the connecting positions of the connecting rods and the ground connecting wall and are hinged with the connecting rods.
Preferably: the support assembly further comprises: and the first baffle is arranged at the bottom of the bidirectional screw rod.
Preferably: the support assembly further comprises: wheels are symmetrically arranged at the bottom of the bracket.
Preferably: the connecting plate with the ground even wall junction is provided with the block subassembly, the block subassembly includes: the clamping grooves are arranged and are all arranged on the side face of the ground connecting wall; the rectangular shell is symmetrically embedded in the outer side wall of the connecting plate; the rectangular block is arranged in the rectangular shell in a sliding manner, and one end of the rectangular block can be inserted into the clamping groove; and one end of the threaded rod penetrates through the inner side wall of the rectangular block and the inner side wall of the rectangular shell and is in threaded connection with the rectangular block and is in rotary connection with the rectangular shell.
Preferably: the snap assembly further comprises: the rotating button is arranged at one end of the threaded rod.
Preferably: the snap assembly further comprises: and the second baffle is arranged at the other end of the threaded rod.
(III) beneficial effects
Compared with the prior art, the utility model provides the underground diaphragm wall of the foundation pit enclosure of the water-rich stratum, which has the following beneficial effects:
1. This wall is even to ground, can both support the upper and lower two parts of wall even to ground when supporting through the setting of components such as connecting rod and internal screw thread piece for the atress of wall is even, compares current device and is also better in the condition supporting effect that runs into the soil property and collapses.
2. This wall is even to ground, thereby can meet the foundation ditch of different size degree of depth specifications when using through the block subassembly and even the position of wall is also different to the ground, just need adjust the position of connecting plate, conveniently support even the wall to the ground, only need remove the connecting plate and rotate the knob after the suitable position, the knob drives the threaded rod rotatory, at this moment because the rectangular shell carries out spacingly so that promote the rectangular piece to insert the inside realization installation of draw-in groove at threaded rod pivoted to the rectangular piece.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the connection between the connecting wall and the fastening assembly according to the present utility model;
fig. 3 is a schematic view of the structure of the rectangular shell and the inside of the rectangular block according to the present utility model.
In the figure: 11. a water-rich formation; 12. a ground connecting wall;
2. A support assembly; 21. a bracket; 22. a motor; 23. a bidirectional screw; 24. an internal thread block; 25. a connecting rod; 26. a connecting plate; 27. a first baffle; 28. a wheel;
3. A clamping assembly; 31. a clamping groove; 32. a rectangular shell; 33. rectangular blocks; 34. a threaded rod; 35. a rotary knob; 36. and a second baffle.
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.
Example 1
Referring to fig. 1-3, a diaphragm wall for a water-rich formation foundation pit enclosure, comprising: the water-rich stratum 11, wherein the foundation pit on the top of the water-rich stratum 11 is internally symmetrically provided with a diaphragm wall 12; the inside of rich water stratum 11 is provided with the support subassembly 2, the support subassembly 2 includes: a support 21 disposed on top of the water-rich stratum 11; a motor 22 disposed at the top of the bracket 21, and having an output shaft penetrating the bracket 21; a bidirectional screw 23 disposed at the bottom of the output shaft of the motor 22; the internal thread blocks 24 are symmetrically arranged in the bidirectional screw 23 and are in threaded connection with the bidirectional screw 23; the connecting rods 25 are symmetrically hinged on both sides of the internal thread blocks 24, and the other ends of the connecting rods are hinged with the ground connecting wall 12. The support assembly 2 further comprises: the connecting plates 26 are provided with a plurality of connecting plates, and are all arranged at the connecting positions of the connecting rods 25 and the ground connecting wall 12 and hinged with the connecting rods 25. The support assembly 2 further comprises: and a first baffle 27 arranged at the bottom of the bidirectional screw 23. The support assembly 2 further comprises: wheels 28 are symmetrically arranged at the bottom of the bracket 21.
When the device is used, the bracket 21 is only required to be mounted on the top of the water-rich stratum 11, the wheels 28 can be arranged to facilitate the movement of the bracket 21, the connecting plate 26 is moved to a proper position, the connecting plate is connected with the underground diaphragm wall 12 in a fitting way, the motor 22 is started to rotate the bidirectional screw 23, the two internal thread blocks 24 on the outer side wall can be driven to move towards two ends during rotation, the connecting rod 25 can be driven to rotate in the moving process, and the other end of the connecting rod 25 can push the connecting plate 26 to support the underground diaphragm wall 12 so as to prevent the underground diaphragm wall 12 from tilting. The provision of the first baffle plate 27 prevents the internal thread block 24 from being separated from the bidirectional screw 23 while in use.
Example two
The clamping component is added on the basis of the first embodiment;
Referring to fig. 1-3, a joint of the connecting plate 26 and the ground connecting wall 12 is provided with a fastening assembly 3, and the fastening assembly 3 includes: a plurality of clamping grooves 31 which are all arranged on the side surface of the ground connecting wall 12; a rectangular shell 32, which is symmetrically embedded in the outer side wall of the connecting plate 26; a rectangular block 33 slidably disposed inside the rectangular case 32, and having one end inserted into the inside of the card slot 31; and one end of a threaded rod 34 penetrates through the rectangular block 33 and the inner side wall of the rectangular shell 32, is in threaded connection with the rectangular block 33, and is in rotary connection with the rectangular shell 32. The engagement assembly 3 further includes: a knob 35 is disposed at one end of the threaded rod 34. The engagement assembly 3 further includes: and a second baffle 36 disposed at the other end of the threaded rod 34.
When the foundation pit is used, foundation pits with different depth specifications are met, the positions of the connecting plates 26 are required to be adjusted, the foundation pit is convenient to support the foundation pit, the connecting plates 26 are required to be moved to the proper positions, the rotating buttons 35 are rotated, the threaded rods 34 are driven to rotate by the rotating buttons, and at the moment, the rectangular blocks 33 are limited by the rectangular shells 32, so that the rectangular blocks 33 are pushed to be inserted into the clamping grooves 31 when the threaded rods 34 are rotated, and the installation is realized. The second baffle 36 is provided to prevent the rectangular block 33 from being separated from the threaded rod 34.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (7)
1. A diaphragm wall for a water-rich formation foundation pit enclosure, comprising:
the foundation pit is characterized by comprising a water-rich stratum (11), wherein a ground connecting wall (12) is symmetrically arranged in a foundation pit on the top of the water-rich stratum (11);
The method is characterized in that: the water-rich stratum (11) is internally provided with a support assembly (2), and the support assembly (2) comprises:
the bracket (21) is arranged on the top of the water-rich stratum (11);
The motor (22) is arranged at the top of the bracket (21), and the output shaft penetrates through the bracket (21);
the bidirectional screw rod (23) is arranged at the bottom of the output shaft of the motor (22);
The internal thread blocks (24) are symmetrically arranged in the bidirectional screw rod (23) and are in threaded connection with the bidirectional screw rod (23);
The connecting rods (25) are symmetrically hinged to two sides of the internal thread block (24), and the other ends of the connecting rods are hinged to the ground connecting wall (12).
2. The underground diaphragm wall of the foundation pit enclosure of the water-rich stratum of claim 1, wherein: the support assembly (2) further comprises:
The connecting plates (26) are arranged at the connecting positions of the connecting rods (25) and the ground connecting wall (12) and are hinged with the connecting rods (25).
3. The underground diaphragm wall of the foundation pit enclosure of the water-rich stratum of claim 1, wherein: the support assembly (2) further comprises:
And a first baffle (27) is arranged at the bottom of the bidirectional screw rod (23).
4. The underground diaphragm wall of the foundation pit enclosure of the water-rich stratum of claim 1, wherein: the support assembly (2) further comprises:
Wheels (28) are symmetrically arranged at the bottom of the bracket (21).
5. The underground diaphragm wall of the foundation pit enclosure of the water-rich stratum of claim 2, wherein: the connecting plate (26) with be provided with block subassembly (3) in ground even wall (12) junction, block subassembly (3) include:
A plurality of clamping grooves (31) are formed in the side face of the ground connecting wall (12);
the rectangular shell (32) is symmetrically embedded in the outer side wall of the connecting plate (26);
a rectangular block (33) slidably disposed inside the rectangular case (32) and having one end insertable into the inside of the card slot (31);
and one end of the threaded rod (34) penetrates through the inner side walls of the rectangular block (33) and the rectangular shell (32), is in threaded connection with the rectangular block (33), and is in rotary connection with the rectangular shell (32).
6. The underground diaphragm wall of the water-rich stratum foundation pit enclosure of claim 5, wherein: the clamping assembly (3) further comprises:
And the rotary button (35) is arranged at one end of the threaded rod (34).
7. The underground diaphragm wall of the water-rich stratum foundation pit enclosure of claim 5, wherein: the clamping assembly (3) further comprises:
and a second baffle (36) arranged at the other end of the threaded rod (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322692791.6U CN220868252U (en) | 2023-10-08 | 2023-10-08 | Underground continuous wall of rich water stratum foundation pit enclosure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322692791.6U CN220868252U (en) | 2023-10-08 | 2023-10-08 | Underground continuous wall of rich water stratum foundation pit enclosure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220868252U true CN220868252U (en) | 2024-04-30 |
Family
ID=90819162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322692791.6U Active CN220868252U (en) | 2023-10-08 | 2023-10-08 | Underground continuous wall of rich water stratum foundation pit enclosure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220868252U (en) |
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2023
- 2023-10-08 CN CN202322692791.6U patent/CN220868252U/en active Active
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