Combined foundation pit supporting structure

Abstract

The utility model discloses a combined type foundation pit supporting structure, and particularly relates to the technical field of foundation pit supporting, the combined type foundation pit supporting structure comprises a bottom plate, a supporting assembly used for supporting a foundation pit is arranged above the bottom plate, the supporting assembly is installed on the upper portion of the bottom plate, a driving assembly is arranged above the bottom plate, a control assembly is arranged above the bottom plate, and the driving assembly is connected with the control assembly. The control assembly and the driving assembly are rotationally installed, and the top of the control assembly and the supporting assembly are rotationally installed. Through cooperation of a positioning hole, a positioning rod, a shell, an insertion block and an arc-shaped plate, the arc-shaped plate can be rapidly detached from and combined with a supporting plate, so that the arc-shaped plate is convenient to detach, the supporting plate can rotate through a connecting strip and a first connecting seat, and meanwhile, through cooperation of a first connecting rod, a second connecting rod, a threaded insertion rod and a connecting hole, the supporting plate can rotate conveniently. And the first connecting rod and the second connecting rod can be combined and can be conveniently disassembled, so that the device can be quickly disassembled.

Description

TECHNICAL FIELD

[0001] The utility model relates to a foundation pit support technical field, especially in combination formula foundation pit support structure. BACKGROUND

[0002] Foundation pit support refers to a series of support measures taken to prevent the surrounding soil of the foundation pit from collapsing, deforming or sliding during the excavation of the foundation pit. Foundation pit support is a very important part of underground engineering construction, especially in urban construction, subway construction, high-rise building foundation and other projects, different types of support systems are often used.

[0003] Referring to the patent literature publication number CN219298226U, a combined foundation pit support structure belongs to the technical field of foundation pit support. The installation base is movably installed with a support plate through a rotating shaft on the side wall. A first connecting rod is movably installed at the top end of the installation base. A second connecting rod is movably installed at the middle position of the end of the support plate. A plug rod is provided at the end of the first connecting rod. A plug rod is provided at the end of the second connecting rod. The plug rod is inserted into the plug slot. The installation base, support plate, first connecting rod, and second connecting rod form a triangular structure.

[0004] The above scheme can support the foundation pit during use, but still has some deficiencies during use, such as the difficulty in quickly disassembling the support mechanism during use, which requires a lot of time to disassemble the support device during use, thereby affecting subsequent construction. Therefore, a combined foundation pit support structure is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a combined foundation pit support structure, which can effectively solve the problems mentioned above.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0007] A combined foundation pit support structure includes a bottom plate, a support assembly for supporting the foundation pit is provided above the bottom plate, the support assembly is installed on the upper part of the bottom plate, a drive assembly is provided above the bottom plate, a control assembly is provided above the bottom plate, the control assembly is rotatably installed with the drive assembly, and the top of the control assembly is rotatably installed with the support assembly.

[0008] Preferably, the support assembly includes a support plate arranged on the left side of the bottom plate, the back surface of the support plate is fixedly provided with two groups of housings, the inner wall of each housing is slidably connected with an insertion block, the back surface of each insertion block and the back surface of the housing are provided with two groups of positioning holes, the inner walls of the two groups of positioning holes are threadedly connected with two groups of positioning rods, the back surfaces of the two groups of insertion blocks are fixedly provided with two arc-shaped plates, the side surfaces of the two arc-shaped plates close to each other are fixedly provided with a rotating rod, the back surface of the support plate is fixedly provided with a connecting strip, the outer surface of the connecting strip is rotatably provided with a first connecting seat through a pin shaft, and the bottom surface of the first connecting seat is fixedly provided with the upper surface of the bottom plate.

[0009] Preferably, the driving assembly includes a driving hole arranged on the back surface of the bottom plate, the inner wall of the driving hole is threadedly connected with a threaded ejector rod, the upper surface of the bottom plate is provided with a through groove, the inner wall of the through groove is provided with two sliding grooves, the inner walls of the two sliding grooves are slidably connected with a push plate, the front end of the threaded ejector rod is in contact with the back surface of the push plate, and the upper surface of the push plate is fixedly provided with a second connecting seat.

[0010] Preferably, the control assembly includes a first connecting rod rotatably arranged on the inner wall of the second connecting seat through a pin shaft, the upper side of the first connecting rod is provided with a second connecting rod, the bottom end of the second connecting rod is provided with a clamping groove, the inner wall of the clamping groove is provided with two threaded limiting holes, the right side surface of the first connecting rod is provided with a connecting hole, the inner walls of the two threaded limiting holes and the inner wall of the connecting hole are threadedly connected with a threaded insertion rod, and the top end of the second connecting rod is rotatably provided with the rotating rod.

[0011] Preferably, the bottom surface of the bottom plate is fixedly provided with two groups of positioning insertion rods.

[0012] Preferably, the upper surface of the bottom plate is fixedly provided with two pads, and the outer surface of the rotating rod is fixedly provided with two limiting rings.

[0013] Preferably, the upper surface of the second connecting rod and the bottom surface of the second connecting rod are fixedly provided with positioning plates, and the side surfaces of the two positioning plates close to each other are respectively in contact with the upper surface of the second connecting rod and the bottom surface of the second connecting rod.

[0014] Compared with the prior art, the utility model has the advantages of the following:

[0015] 1、Through the cooperation of the positioning hole, positioning rod, shell, plug and arc-shaped plate, the arc-shaped plate can be quickly disassembled and combined with the support plate, so that the arc-shaped plate is convenient to disassemble, and the support plate can be rotated through the connecting strip and the first connecting seat, and the cooperation of the first connecting rod, the second connecting rod, the threaded plug rod and the connecting hole can combine the first connecting rod and the second connecting rod and facilitate their disassembly, so that the device can be quickly disassembled.

[0016] 2、Through the cooperation of the first connecting rod, the second connecting rod and the threaded rod, the first connecting rod and the second connecting rod can limit the arc-shaped plate, so that the arc-shaped plate can support the support plate, and the support plate can support the foundation pit, and the cooperation of the threaded rod and the threaded hole can make the push plate push the first connecting rod and the second connecting rod, so that the first connecting rod and the second connecting rod can exert a pushing force on the arc-shaped plate and the support plate, ensuring that the support plate can support the foundation pit. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the overall structure of the utility model;

[0021] In the figure: 1, the bottom plate; 2, the support assembly; 201, the support plate; 202, the arc-shaped plate; 203, the positioning rod; 204, the positioning hole; 205, the plug; 206, the connecting strip; 207, the first connecting seat; 208, the shell; 209, the rotating rod; 3, the positioning plug; 4, the driving assembly; 401, the driving hole; 402, the threaded push rod; 403, the push plate; 404, the second connecting seat; 405, the sliding groove; 406, the through slot; 5, the control assembly; 501, the first connecting rod; 502, the second connecting rod; 503, the clamping groove; 504, the threaded limiting hole; 505, the threaded plug rod; 506, the positioning plate; 507, the connecting hole; 6, the limiting ring; 7, the cushion block. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the following will further describe the utility model in combination with specific embodiments.

[0023] Embodiment one

[0024] AsFigure 1 , Figure 2 and Figure 3 As shown, a combined foundation pit support structure includes a base plate 1, a support component 2 for supporting the foundation pit is provided above the base plate 1, the support component 2 is installed on the upper part of the base plate 1, a drive component 4 is provided above the base plate 1, a control component 5 is provided above the base plate 1, the control component 5 and the drive component 4 are rotatably installed, and the top of the control component 5 is rotatably installed with the support component 2.

[0025] In the above-described manner, the drive component 4 can push the control component 5 to move, causing the control component 5 to push the support component 2, thereby enabling the support component 2 to contact the foundation pit and provide support for the foundation pit.

[0026] Furthermore, two sets of positioning rods 3 are provided below the base plate 1, and the top of each positioning rod 3 is fixedly installed to the bottom surface of the base plate 1.

[0027] As described above, the positioning rod 3 can be inserted into the ground, allowing the device to be inserted underground to position the base plate 1 and prevent it from sliding.

[0028] Example 2

[0029] Furthermore, for the purpose of facilitating the disassembly of the device, see [reference needed]. Figure 2 , Figure 3 and Figure 4 The support assembly 2 includes a support plate 201 disposed on the left side of the base plate 1. Two sets of housings 208 are fixedly installed on the back of the support plate 201. Each housing 208 has a slidingly connected insert block 205 on its inner wall. Two sets of positioning holes 204 are provided on the back of each insert block 205 and the back of the housing 208. Two sets of positioning rods 203 are threadedly connected to the inner walls of the two sets of positioning holes 204. Two arc-shaped plates 202 are fixedly installed on the back of the two sets of insert blocks 205. A rotating rod 209 is fixedly installed on the side of the two arc-shaped plates 202 that are close to each other. A connecting strip 206 is fixedly installed on the back of the support plate 201. A first connecting seat 207 is rotatably installed on the outer surface of the connecting strip 206 through a pin. The bottom surface of the first connecting seat 207 is fixedly installed on the upper surface of the base plate 1.

[0030] Furthermore, the drive assembly 4 includes a drive hole 401 opened on the back of the base plate 1. A threaded push rod 402 is threadedly connected to the inner wall of the drive hole 401. A through groove 406 is opened on the upper surface of the base plate 1. Two sliding grooves 405 are opened on the inner wall of the through groove 406. A push plate 403 is slidably connected to the inner wall of the two sliding grooves 405. The front end of the threaded push rod 402 contacts the back of the push plate 403. A second connecting seat 404 is fixedly installed on the upper surface of the push plate 403.

[0031] Further, the control assembly 5 comprises a first connecting rod 501 rotatably installed in the inner wall of the second connecting seat 404 through a pin shaft, a second connecting rod 502 is arranged above the first connecting rod 501, a clamping groove 503 is arranged at the bottom end of the second connecting rod 502, two threaded limiting holes 504 are arranged in the inner wall of the clamping groove 503, a connecting hole 507 is arranged on the right side surface of the first connecting rod 501, and the inner wall of the two threaded limiting holes 504 and the inner wall of the connecting hole 507 are threadedly connected with a threaded plug rod 505, and the top end of the second connecting rod 502 is rotatably installed with the rotating rod 209.

[0032] Further, the upper surface of the bottom plate 1 is fixedly installed with two pads 7, and the outer surface of the rotating rod 209 is fixedly installed with two limiting rings 6.

[0033] Further, the upper surface of the second connecting rod 502 and the bottom surface of the second connecting rod 502 are fixedly installed with positioning plates 506, and the side surfaces of the two positioning plates 506 close to each other are respectively in contact with the upper surface of the second connecting rod 502 and the bottom surface of the second connecting rod 502.

[0034] In the above, the shell 208 is provided to accommodate the plug 205, and the positioning hole 203 and the positioning rod 204 are matched to disassemble the plug 205, so that the arc-shaped plate 202 can be disassembled, and when supporting, the supporting plate 201 can be rotated through the cooperation of the connecting strip 206 and the first connecting seat 207, so that the supporting plate 201 can support the foundation pit.

[0035] In the above, the threaded top rod 402 and the driving hole 401 are threadedly connected, so that the threaded top rod 402 can push the push plate 403 to move, the push plate 403 can push the second connecting seat 404 to move, the second connecting seat 404 can control the movement of the control assembly 5, the supporting force is applied to the supporting plate 201, and the supporting plate 201 can support the supporting plate 201.

[0036] In the above, the first connecting rod 501 and the second connecting rod 502 can transmit the thrust, and the connecting hole 507, the threaded limiting hole 504 and the threaded plug rod 505 can disassemble the first connecting rod 501 and the second connecting rod 502.

[0037] In the above, the pad 7 can support the supporting plate 201 to prevent the supporting plate 201 from colliding with the bottom plate 1.

[0038] In the above, the positioning plate 506 can position the first connecting rod 501 and the second connecting rod 502 to prevent the first connecting rod 501 and the second connecting rod 502 from bending during work.

[0039] Working principle: in use, firstly, the device is installed inside the foundation pit, the insert block 205 is inserted into the shell 208, the arc-shaped plate 202 is assembled, the first connecting rod 501 and the second connecting rod 502 can assemble the support assembly 2 and the control assembly 5, the positioning insert rod 3 is inserted into the ground, then the threaded lifting rod 402 is rotated, the threaded lifting rod 402 can push the push plate 403 to move, the push plate 403 pushes the second connecting seat 404 to move, so that the first connecting rod 501 can push the second connecting rod 502, the second connecting rod 502 pushes the rotating rod 209 to rotate, the rotating rod 209 pushes the arc-shaped plate 202 and the insert block 205 to move, the insert block 205 pushes the support plate 201 to rotate, the support plate 201 supports the foundation pit, when disassembling is needed, the threaded lifting rod 402 is rotated, the threaded lifting rod 402 is reset, the pushing force applied to the push plate 403 is removed, the push plate 403 can be reset and moved, the support plate 201 can be rotated and folded with the first connecting seat 207 and the connecting strip 206, then the threaded insert rod 505 is rotated, the threaded insert rod 505 can move out of the connecting hole 507 and the threaded limiting hole 504 to move, the positioning of the first connecting rod 501 and the second connecting rod 502 is removed, then the positioning rod 203 is rotated, the positioning rod 203 moves out of the positioning hole 204, so that the positioning of the arc-shaped plate 202 and the insert block 205 is removed, the insert block 205 is disassembled, and then the insert block 205 and the arc-shaped plate 202 are disassembled, so that the workers can disassemble the device.

[0040] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, is also included in the patent protection range of the present application.

Claims

1. A combined foundation pit support structure comprising a bottom plate (1), characterized in that: The upper side of the bottom plate (1) is provided with a support assembly (2) for supporting the foundation pit, the support assembly (2) is installed on the upper side of the bottom plate (1), the upper side of the bottom plate (1) is provided with a driving assembly (4), the upper side of the bottom plate (1) is provided with a control assembly (5), the control assembly (5) is rotatably installed with the driving assembly (4), and the top of the control assembly (5) is rotatably installed with the support assembly (2).

2. A combined foundation pit support structure according to claim 1, characterized in that: The support assembly (2) comprises a support plate (201) arranged on the left side of the bottom plate (1), two groups of housings (208) are fixedly installed on the back of the support plate (201), an insertion block (205) is slidably connected to the inner wall of each housing (208), two groups of positioning holes (204) are formed in the back of each insertion block (205) and the back of the housing (208), two groups of positioning rods (203) are threadedly connected to the inner walls of the two groups of positioning holes (204), two arc-shaped plates (202) are fixedly installed on the back of the two groups of insertion blocks (205), a rotating rod (209) is fixedly installed on the side face of the two arc-shaped plates (202) which are close to each other, a connecting strip (206) is fixedly installed on the back of the support plate (201), a first connecting seat (207) is rotatably installed on the outer surface of the connecting strip (206) through a pin shaft, and the bottom surface of the first connecting seat (207) is fixedly installed on the upper surface of the bottom plate (1).

3. A combined foundation pit support structure according to claim 2, wherein: The driving assembly (4) comprises a driving hole (401) formed in the back of the bottom plate (1), a threaded lifting rod (402) is threadedly connected to the inner wall of the driving hole (401), an upper surface of the bottom plate (1) is provided with a through groove (406), two sliding grooves (405) are formed in the inner wall of the through groove (406), a push plate (403) is slidably connected to the inner walls of the two sliding grooves (405), the front end of the threaded lifting rod (402) is in contact with the back of the push plate (403), and a second connecting seat (404) is fixedly installed on the upper surface of the push plate (403).

4. A combined foundation pit support structure according to claim 3, wherein: The control assembly (5) comprises a first connecting rod (501) rotatably installed on the inner wall of the second connecting seat (404) through a pin shaft, a second connecting rod (502) is arranged above the first connecting rod (501), a clamping groove (503) is formed in the bottom end of the second connecting rod (502), two threaded limiting holes (504) are formed in the inner wall of the clamping groove (503), a connecting hole (507) is formed in the right side face of the first connecting rod (501), a threaded plug rod (505) is threadedly connected to the inner walls of the two threaded limiting holes (504) and the connecting hole (507), and the top end of the second connecting rod (502) is rotatably installed with the rotating rod (209).

5. The combined foundation pit support structure according to claim 1, wherein: The bottom plate (1) is provided with two groups of positioning plug rods (3), and the top end of each positioning plug rod (3) is fixedly installed with the bottom surface of the bottom plate (1).

6. The combined foundation pit support structure according to claim 2, wherein: The upper surface of the bottom plate (1) is fixedly installed with two pads (7), and the outer surface of the rotating rod (209) is fixedly installed with two limiting rings (6).

7. The combined foundation pit support structure according to claim 4, characterized in that: The upper surface of the second connecting rod (502) and the bottom surface of the second connecting rod (502) are fixedly installed with positioning plates (506), and the mutually close sides of the two positioning plates (506) are respectively in contact with the upper surface of the second connecting rod (502) and the bottom surface of the second connecting rod (502).

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