CN220813878U - Foundation pit supporting structure close to built underground structure - Google Patents
Foundation pit supporting structure close to built underground structure Download PDFInfo
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- CN220813878U CN220813878U CN202322410633.7U CN202322410633U CN220813878U CN 220813878 U CN220813878 U CN 220813878U CN 202322410633 U CN202322410633 U CN 202322410633U CN 220813878 U CN220813878 U CN 220813878U
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- 230000009286 beneficial effect Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
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Abstract
The application relates to the technical field of foundation pit support of an underground structure and discloses a foundation pit support structure close to an established underground structure, which comprises a bottom plate and a support plate, wherein a support assembly is arranged on the right side of the support plate, an adjusting assembly is arranged on the top of the bottom plate, the support assembly comprises a fixed groove which is arranged on the right side of the support plate, a double-head screw is rotationally connected between the inner top wall and the inner bottom wall of the fixed groove, and two ends of the double-head screw, which are opposite in thread direction, are connected with movable blocks in a threaded manner. The foundation pit supporting structure adjacent to the built underground structure can stably support the wall body of the built underground structure through the supporting component, so that the condition that the wall body of the built underground structure collapses or is split when the built underground structure is built is prevented, the supporting mechanism can stably support the top of the built underground structure through the adjusting component, and the condition that the top of the built underground structure collapses when the built underground structure is built is prevented.
Description
Technical Field
The utility model relates to the technical field of foundation pit support of an underground structure, in particular to a foundation pit support structure adjacent to an established underground structure.
Background
With the continuous forward progress of urban steps, urban development is faster and faster, underground space development must take an important role in urban construction, and when constructing a post-construction underground structure which is closely attached to the built underground structure, wall collapse between the built underground structure and the post-construction underground structure needs to be prevented, or when cutting a wall between the built underground structure and the post-construction underground structure, top collapse of an underground mechanism needs to be prevented.
When constructing the post-construction underground structure closely attached to the built underground structure, the wall or the top between the built underground structure and the post-construction underground structure needs to be supported, but the existing supporting mechanism only depends on the supporting columns to support, so that the supporting strength is unstable, and the situation that the wall of the underground structure is possibly cracked is also caused, so that a foundation pit supporting structure closely attached to the built underground structure is provided to solve the problems.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a foundation pit supporting structure close to an established underground structure, which has the advantages of being capable of stably supporting the wall body and the top of the established underground structure, and the like, and solves the problems that the existing supporting mechanism only depends on supporting columns to support, the supporting strength is unstable, and meanwhile, the wall body of the underground structure is possibly cracked.
In summary, the present utility model provides the following technical solutions: the foundation pit supporting structure comprises a bottom plate and a supporting plate, wherein a supporting component is arranged on the right side of the supporting plate, and an adjusting component is arranged on the top of the bottom plate.
The support assembly comprises a fixed groove which is formed in the right side of a support plate, a double-end screw rod is connected between the inner top wall and the inner bottom wall of the fixed groove in a rotating mode, two ends of the double-end screw rod, which are opposite in screw thread direction, are connected with movable blocks in a threaded mode, limiting assemblies are arranged on the left sides of the movable blocks, connecting rods are hinged to the right sides of the movable blocks through pin shafts, abutting plates are hinged to the right sides of the connecting rods through pin shafts, guiding assemblies are arranged on the left sides of the abutting plates, one end of each abutting plate is connected with a rotating rod which penetrates through and extends to the inside of the fixed groove in a rotating mode, a rotating handle is fixedly mounted on the left side of each rotating rod, a transmission assembly is arranged on the right side of each rotating handle, and U-shaped assemblies are arranged on the left sides of the support plate.
By adopting the technical scheme, the abutting plate can move to the right side by rotating the rotating handle, and the wall body can be stably supported when the right side of the abutting plate abuts against the left side of the wall body of the underground building.
Further, the adjusting part comprises a threaded sleeve fixedly arranged at the top of the bottom plate, one end of the threaded sleeve is in threaded connection with a movable screw fixedly connected with the bottom of the supporting plate, a rotary handle is fixedly arranged at the outer side of the threaded sleeve, and a telescopic part is arranged at the top of the bottom plate.
The beneficial effect of adopting above-mentioned further scheme is, when rotating rotatory handle, can make the roof upward movement, until the top of roof and the top butt of underground structure, can support the top of underground building structure.
Further, the top of backup pad fixed mounting has the roof.
The beneficial effect of adopting above-mentioned further scheme is, can support the top of underground construction through the motion of roof, ensures the stability of underground construction.
Further, the limiting component comprises a limiting block fixedly arranged on the left side of the movable block, and a limiting groove in sliding connection with the limiting block is formed in the left side wall of the inner cavity of the fixed groove.
The movable block is prevented from rotating by limiting the movable block through the limiting block and the limiting groove.
Further, the direction subassembly includes two first telescopic links of fixed mounting in the backup pad right side, two the right side of first telescopic link all with the left side fixed connection of butt board.
The beneficial effect of adopting above-mentioned further scheme is, can support the butt board through first telescopic link, ensures the stability of butt board motion, prevents that the butt board from taking place to rock from top to bottom.
Further, the transmission assembly comprises a driving bevel gear fixedly arranged on the right side of the rotating rod, and a driven bevel gear meshed with the driving bevel gear is fixedly arranged on the outer side of the double-end screw.
The double-end screw rod has the beneficial effects that the driving bevel gear and the driven bevel gear can drive the rotating rod to drive the double-end screw rod to rotate.
Further, the U-shaped assembly comprises a U-shaped plate fixedly arranged on the left side of the supporting plate, and the rotating rod is rotationally connected to the inside of the U-shaped plate through a bearing.
The beneficial effect of adopting above-mentioned further scheme is, guarantees dwang pivoted stability through the U-shaped board, prevents that dwang from taking place to control the skew.
Further, the flexible subassembly includes two second telescopic links of fixed mounting in bottom plate top, two the top of second telescopic link all with the bottom fixed connection of backup pad.
The beneficial effect of adopting above-mentioned further scheme is, can prevent through the second telescopic link that the backup pad from taking place to rotate to prevent that movable screw from taking place to rotate.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
the foundation pit supporting structure adjacent to the built underground structure can stably support the wall body of the built underground structure through the supporting component, so that the condition that the wall body of the built underground structure collapses or is split when the built underground structure is built is prevented, the supporting mechanism can stably support the top of the built underground structure through the adjusting component, and the condition that the top of the built underground structure collapses when the built underground structure is built is prevented.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a left side view of the adjustment assembly of FIG. 1 in accordance with the present utility model;
FIG. 3 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;
Fig. 4 is an enlarged view of the B part of fig. 1 according to the present utility model.
Reference numerals illustrate:
1. A bottom plate; 2. a support plate; 3. a support assembly; 301. a fixing groove; 302. a double-ended screw; 303. a movable block; 304. a limit component; 305. a connecting rod; 306. an abutting plate; 307. a guide assembly; 308. a rotating lever; 309. rotating the handle; 310. a transmission assembly; 311. a U-shaped assembly; 4. an adjustment assembly; 401. a threaded sleeve; 402. a movable screw; 403. rotating the handle; 404. a telescoping assembly; 5. and a top plate.
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.
Referring to fig. 1-4, a foundation pit supporting structure of the present embodiment, which is closely adjacent to an underground structure, includes a base plate 1 and a supporting plate 2, wherein a supporting component 3 is disposed on the right side of the supporting plate 2, and an adjusting component 4 is disposed on the top of the base plate 1.
As shown in fig. 1, 2 and 3, in the present embodiment, the support assembly 3 includes a fixing groove 301 formed on the right side of the support plate 2, and a double-headed screw 302 is rotatably connected between an inner top wall and an inner bottom wall of the fixing groove 301, and a double-headed screw 302 is rotatably connected between the inner top wall and the inner bottom wall of the fixing groove 301.
Wherein, the U-shaped subassembly 311 includes fixed mounting in the left U-shaped board of backup pad 2, and dwang 308 rotates the inside of being connected in the U-shaped board through the bearing, ensures dwang 308 pivoted stability through the U-shaped board, and when rotating handle 309, handle 309 can drive dwang 308 and rotate.
In addition, the transmission assembly 310 includes a driving bevel gear fixedly mounted on the right side of the rotating rod 308, a driven bevel gear meshed with the driving bevel gear is fixedly mounted on the outer side of the double-end screw 302, when the rotating rod 308 rotates, the rotating rod 308 drives the driving bevel gear to rotate, the driving bevel gear drives the driven bevel gear meshed with the driving bevel gear to rotate, the driven bevel gear drives the double-end screw 302 to rotate, and the rotating rod 308 can drive the double-end screw 302 to rotate through the transmission assembly 310.
As shown in fig. 1, 2 and 3, in this embodiment, two ends of the double-end screw 302 with opposite screw thread directions are connected with movable blocks 303 in a threaded manner, the left sides of the two movable blocks 303 are provided with limiting assemblies 304, the right sides of the two movable blocks 303 are hinged with connecting rods 305 through pin shafts, the right sides of the two connecting rods 305 are hinged with abutting plates 306 through pin shafts, and the left sides of the abutting plates 306 are provided with guide assemblies 307.
Wherein, spacing subassembly 304 includes fixed mounting in the stopper of movable block 303 left side, the spacing groove with stopper sliding connection is seted up to the left side wall of fixed slot 301 inner chamber, can carry out spacingly to movable block 303 through stopper and spacing groove, avoid movable block 303 to take place to rotate, simultaneously, also ensure the more stability of movable block 303 motion, when double-end screw 302 rotates, under the screw thread thrust effect, double-end screw 302 can drive movable block 303 to relative one side motion, under the effect of connecting rod 305, two movable blocks 303 can drive butt plate 306 right side motion.
In addition, the guide assembly 307 includes two first telescopic rods fixedly mounted on the right side of the support plate 2, the right sides of the two first telescopic rods are fixedly connected with the left side of the abutting plate 306, the abutting plate 306 can be supported through the first telescopic rods, the stability of the movement of the abutting plate 306 is ensured, and the abutting plate 306 is prevented from shaking up and down.
Specifically, by rotating the rotation handle 309, the abutting plate 306 can be moved to the right, and when the right side of the abutting plate 306 abuts against the left side of the wall of the underground building, the wall can be stably supported.
As shown in fig. 1, 2 and 4, in this embodiment, the adjusting component 4 includes a threaded sleeve 401 fixedly mounted on the top of the bottom plate 1, a movable screw 402 with one end fixedly connected with the bottom of the support plate 2 is screwed inside the threaded sleeve 401, a rotary handle 403 is fixedly mounted on the outer side of the threaded sleeve 401, and a telescopic component 404 is disposed on the top of the bottom plate 1.
Wherein, the telescopic assembly 404 includes two second telescopic links of fixed mounting in bottom plate 1 top, the top of two second telescopic links all with the bottom fixed connection of backup pad 2, can prevent through the second telescopic link that backup pad 2 from taking place to rotate to prevent that movable screw 402 from taking place to rotate, when rotating rotatory handle 403, rotatory handle 403 can drive screw sleeve 401 and rotate, under the screw thread thrust effect, screw sleeve 401 can drive movable screw 402 upward movement, and movable screw 402 can drive backup pad 2 upward movement.
It should be noted that, the top of backup pad 2 is fixedly installed with roof 5, and when backup pad 2 upward movement, can drive roof 5 upward movement, can support the top of underground construction through roof 5.
Specifically, when the rotary handle 403 is turned, the top plate 5 is moved upward until the top of the top plate 5 abuts against the top of the underground structure, so that the top of the underground building structure can be supported.
The working principle of the embodiment is as follows:
When the foundation pit supporting structure adjacent to an established underground structure is used, the supporting structure is placed on one side of a wall body or two supporting structures are used on two sides of the wall body, the rotary handle 403 is rotated firstly, the rotary handle 403 can drive the threaded sleeve 401 to rotate, under the action of threaded thrust, the threaded sleeve 401 can drive the movable screw 402 to move upwards, the movable screw 402 can drive the supporting plate 2 to move upwards, the supporting plate 2 can drive the top plate 5 to move upwards until the top of the top plate 5 is abutted with the top of the underground structure, the top of the underground structure can be supported, then the rotary handle 309 is rotated, the rotary handle 309 can drive the rotary rod 308 to rotate, the rotary rod 308 can drive the driving bevel gear to rotate, the driven bevel gear can drive the driven bevel gear meshed with the rotary handle to rotate, under the action of the threaded thrust, the double-headed screw 302 can drive the movable block 303 to move towards the opposite side, and under the action of the connecting rod 305, the two movable blocks can drive the abutting plate 306 to move towards the right until the right side of the abutting plate 306 abuts against the left side of the wall body, and the wall body can be stably supported.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (8)
1. Foundation pit supporting structure in close proximity to an established underground structure, comprising a base plate (1) and a support plate (2), characterized in that: the right side of the supporting plate (2) is provided with a supporting component (3), and the top of the bottom plate (1) is provided with an adjusting component (4);
The utility model provides a support assembly (3) is including setting up fixed slot (301) on backup pad (2) right side, rotate between the interior roof and the interior bottom wall of fixed slot (301) and be connected with double-end screw rod (302), the equal threaded connection in both ends that double-end screw rod (302) screw thread direction is opposite has movable block (303), two the left side of movable block (303) all is provided with spacing subassembly (304), two the right side of movable block (303) all articulates through the round pin axle has connecting rod (305), two the right side of connecting rod (305) articulates through the round pin axle has butt plate (306), the left side of butt plate (306) is provided with guide assembly (307), the left side rotation of backup pad (2) is connected with dwang (308) that one end runs through and extends to the inside of fixed slot (301), the left side fixed mounting of dwang (308) has rotation handle (309), the right side of rotation handle (309) is provided with drive assembly (310), the left side of backup pad (2) is provided with U-shaped subassembly (311).
2. A pit support structure in close proximity to an established subterranean structure according to claim 1, wherein: the adjusting component (4) comprises a threaded sleeve (401) fixedly installed at the top of the bottom plate (1), a movable screw (402) fixedly connected with the bottom of the supporting plate (2) is connected to one end of the threaded sleeve (401) in a threaded mode, a rotary handle (403) is fixedly installed on the outer side of the threaded sleeve (401), and a telescopic component (404) is arranged at the top of the bottom plate (1).
3. A pit support structure in close proximity to an established subterranean structure according to claim 1, wherein: the top of the supporting plate (2) is fixedly provided with a top plate (5).
4. A pit support structure in close proximity to an established subterranean structure according to claim 1, wherein: the limiting assembly (304) comprises a limiting block fixedly arranged on the left side of the movable block (303), and a limiting groove which is in sliding connection with the limiting block is formed in the left side wall of the inner cavity of the fixed groove (301).
5. A pit support structure in close proximity to an established subterranean structure according to claim 1, wherein: the guide assembly (307) comprises two first telescopic rods fixedly mounted on the right side of the supporting plate (2), and the right sides of the two first telescopic rods are fixedly connected with the left side of the abutting plate (306).
6. A pit support structure in close proximity to an established subterranean structure according to claim 1, wherein: the transmission assembly (310) comprises a driving bevel gear fixedly arranged on the right side of the rotating rod (308), and a driven bevel gear meshed with the driving bevel gear is fixedly arranged on the outer side of the double-end screw (302).
7. A pit support structure in close proximity to an established subterranean structure according to claim 1, wherein: the U-shaped assembly (311) comprises a U-shaped plate fixedly arranged on the left side of the supporting plate (2), and the rotating rod (308) is rotatably connected to the inside of the U-shaped plate through a bearing.
8. A pit support structure in close proximity to an established subterranean structure according to claim 2, wherein: the telescopic components (404) comprise two second telescopic rods fixedly mounted at the top of the bottom plate (1), and the tops of the two second telescopic rods are fixedly connected with the bottom of the supporting plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322410633.7U CN220813878U (en) | 2023-09-06 | 2023-09-06 | Foundation pit supporting structure close to built underground structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322410633.7U CN220813878U (en) | 2023-09-06 | 2023-09-06 | Foundation pit supporting structure close to built underground structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220813878U true CN220813878U (en) | 2024-04-19 |
Family
ID=90706384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322410633.7U Active CN220813878U (en) | 2023-09-06 | 2023-09-06 | Foundation pit supporting structure close to built underground structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220813878U (en) |
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2023
- 2023-09-06 CN CN202322410633.7U patent/CN220813878U/en active Active
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