Foundation pit reinforcing structure

Abstract

The utility model discloses a foundation pit reinforcing structure, and relates to the technical field of foundation pit reinforcement, the foundation pit reinforcing structure comprises a plurality of supporting main bodies, clamping structures are arranged at the two ends of each supporting main body, and a supporting structure is arranged on the side, close to the inner wall of a foundation pit, of each supporting main body. Through cooperative arrangement of the first reinforcing seats, the second reinforcing seats, the reinforcing rods, adjusting holes, limiting bolts and other structures, after two adjacent supporting main bodies are connected, the reinforcing rods arranged in the inner cavities of the second reinforcing seats mounted on one supporting main body can slide through the limiting bolts; the reinforcing rod is inserted into the first reinforcing base installed on the other supporting body, then the limiting bolt is screwed to fix the reinforcing rod, the joint of the two supporting bodies is reinforced through the reinforcing rod, and the situation that the supporting bodies of an existing supporting device are connected only through a clamping structure is avoided as much as possible; and the joint of the support main body is easy to break due to stress.

Description

Technical Field

[0001] The present application relates to the technical field of foundation pit reinforcement, and in particular to a foundation pit reinforcement structure. Background Art

[0002] In order to ensure the normal and safe operation of the foundation pit project and prevent the movement of the foundation pit and the soil outside the pit, it is necessary to design a foundation pit support structure in the foundation pit to ensure the safety and stability of the underground structure construction and the environment around the foundation pit.

[0003] The utility model patent with announcement number CN216586574U proposes a foundation pit support device for civil engineering, including a support body, an assembly groove is provided on the left side of the support body, an assembly protrusion is provided on the right side of the support body, a U-shaped support seat is installed on the front of the support body, a first fixed plate is installed on the upper edge of the front of the support body, a second fixed plate is installed on the lower edge of the front of the support body, side panels are installed on both sides of the back of the support body, a support cross frame is installed between the inner sides of the side panels, and supporting soil nails are installed on the back of the support body and through the back of the support cross frame.

[0004] The supporting bodies of the above-mentioned supporting device are connected only by a snap-on structure. When adjacent supporting bodies are subjected to different pressures, the connection between the supporting bodies is very likely to break due to stress, which is inconvenient for users. Utility Model Content

[0005] The purpose of the utility model is to solve or at least alleviate the problem that the support bodies of the existing support devices are connected only by a snap-on structure, and when adjacent support bodies are subjected to different pressures, the connection between the support bodies is very likely to break due to stress, making it inconvenient for users to use.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A foundation pit reinforcement structure comprises a plurality of support bodies, each of which is provided with a clamping structure at both ends, a supporting structure is provided on a side of the support body close to the inner wall of the foundation pit, and a reinforcement structure for reinforcing the connection between two adjacent support bodies is provided on a side of the support body away from the inner wall of the foundation pit, the reinforcement structure comprises two first reinforcement seats fixedly connected on the outer wall at one end of the support body and two second reinforcement seats fixedly connected on the outer wall at the other end of the support body, sliding holes are provided inside the first reinforcement seat and the second reinforcement seat, a reinforcement rod is slidably connected in the inner cavity of the sliding hole provided in the second reinforcement seat, an adjustment hole connected to the interior of the sliding hole is provided on the outer wall of the second reinforcement seat away from the support body, a limit bolt is penetrated in the adjustment hole, and the limit bolt passes through the adjustment hole and penetrates the second reinforcement seat and is screwed to the reinforcement rod.

[0008] By adopting the above technical solution, when using, the user first selects a suitable number of support bodies according to the size of the foundation pit, and connects adjacent support bodies through the card slots and card blocks. After the connection is completed, the user can fit the support plate against the inner wall of the foundation pit to support the inner wall of the foundation pit, and then the user slides the limit bolt along the adjustment hole opened on the second reinforcement seat to which one of the support bodies is fixedly connected, driving the reinforcement rod slidably connected inside the second reinforcement seat to move outward until the reinforcement rod is inserted into the sliding hole opened inside the first reinforcement seat fixedly connected on the other support body, thereby reinforcing the connection between the two adjacent support bodies, and avoiding as much as possible the problem that the support bodies of the existing support device are connected only by relying on the card connection structure. When the adjacent support bodies are subjected to different pressures, the connection between the support bodies is very likely to break due to stress.

[0009] Optionally, the clamping structure includes a clamping slot opened at one end of the support body, and also includes a clamping block extending outward from the other end of the support body and adapted to the size of the inner cavity of the clamping slot. Two adjacent support bodies are clamped together through the clamping slot and the clamping block.

[0010] By adopting the above technical solution, when the user uses it, the bottom of the card block set on one of the support bodies is aligned with the top of the card slot, and then the two support bodies are slid toward each other, and the card block is slid into the inner cavity of the card slot until the two support bodies are aligned, so that the two adjacent support bodies can be connected together.

[0011] Optionally, the supporting structure includes side plates fixedly connected to the inner walls at both ends of the supporting body, a supporting plate is provided between the two side plates, and a gap for pouring concrete is left between the supporting plate and the supporting body.

[0012] By adopting the above technical solution, a support plate is provided to fit the inner wall of the foundation pit to support the inner wall of the foundation pit, and a side plate is provided to fix the support plate from both sides, and at the same time, together with the support plate, a rectangular frame structure is formed, which is convenient for users to pour concrete inside the gap for reinforcement.

[0013] Optionally, a plurality of fixing nails distributed in a matrix are fixedly connected to one side of the support body close to the support plate, and one end of the plurality of fixing nails away from the support body penetrates the support plate and is fixedly connected to the support plate.

[0014] By adopting the above technical solution, fixing nails are arranged on the supporting body, so that after the support plate is fitted with the inner wall of the foundation pit, the fixing nails can be inserted into the inner wall of the foundation pit, so that the support plate can be stably connected to the inner wall of the foundation pit.

[0015] Optionally, one end of the fixing nail away from the supporting body is in a conical structure, and a pad having a diameter larger than that of the fixing nail is fixedly connected to the connection between the fixing nail and the supporting body.

[0016] By adopting the above technical solution, the end of the fixing nail is set to a conical structure, which is convenient for inserting the fixing nail into the inner wall of the foundation pit. A pad is set to increase the contact surface between the fixing nail and the support body, so as to avoid the problem of the fixing nail squeezing the support body in reverse when inserting into the inner wall of the foundation pit, causing damage to the support body.

[0017] Optionally, two vertically arranged ribs are fixedly connected to one side of the support body away from the supporting structure, a plurality of cross plates are arranged between the two ribs, the plurality of cross plates are evenly distributed along the height direction of the ribs, and the two ends of the cross plates are respectively fixedly connected to the side walls adjacent to the two ribs.

[0018] By adopting the above technical solution, ribs are provided to reinforce the supporting body, and a plurality of cross plates are provided so that the user can select a suitable cross plate for support according to needs through external support rods.

[0019] Optionally, the reinforcement structure also includes a U-shaped reinforcement plate arranged between two adjacent support bodies, and the two vertical ends of the U-shaped reinforcement plate are respectively inserted into the gaps reserved on the inner sides of the adjacent ends of the two support bodies, and the inner wall of the U-shaped reinforcement plate is in contact with the side plate.

[0020] By adopting the above technical solution, after the two supporting bodies are connected, the user can insert the two vertical ends of the U-shaped reinforcement plate into the inner sides of the side panels installed on the adjacent sides of the two supporting bodies, and further reinforce the connection between the two supporting bodies through the U-shaped reinforcement plate.

[0021] In summary, the beneficial effects of this application are as follows:

[0022] 1. The present application adopts the coordination arrangement between structures such as the first reinforcement seat, the second reinforcement seat, the reinforcement rod, the adjustment hole and the limit bolt. After two adjacent support bodies are connected, the reinforcement rod set in the inner cavity of the second reinforcement seat installed on one of the support bodies can be slid through the limit bolt to make the reinforcement rod inserted into the first reinforcement seat installed on the other support body, and then the limit bolt is tightened to fix the reinforcement rod. The connection between the two support bodies is reinforced by the reinforcement rod, which avoids the problem that the support bodies of the existing support device are connected only by relying on the clamping structure, and the connection between the support bodies is very easy to break due to stress.

[0023] 2. A rectangular cavity is formed by the side panels, support plates and supporting body, and a large amount of concrete is filled into the cavity and compacted after the reinforcement structure is installed, which greatly improves the supporting performance and stability of the reinforcement structure, thereby greatly improving the reinforcement effect of the reinforcement structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall three-dimensional structure of this application;

[0025] Figure 2 It is a schematic diagram of the overall cross-sectional structure of this application;

[0026] Figure 3 It is a schematic diagram of the connection structure of the first reinforcement seat, the second reinforcement seat and the reinforcement rod of the present application.

[0027] Explanation of the accompanying drawings: 1. Support body; 2. Card slot; 3. Card block; 4. Side plate; 5. Support plate; 6. Fixing nail; 7. Pad; 8. Rib plate; 9. Cross plate; 10. First reinforcement seat; 11. Second reinforcement seat; 12. Sliding hole; 13. Reinforcement rod; 14. Adjustment hole; 15. Limit bolt; 16. U-shaped reinforcement plate. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1-3 This application is described in further detail.

[0029] See also Figure 1-3 A foundation pit reinforcement structure includes multiple support bodies 1. Both ends of each support body 1 are provided with a clamping structure. Two adjacent support bodies 1 can be connected together through the clamping structure, so that the user can adjust the support length of the support body 1 according to the length of the inner wall of the foundation pit.

[0030] A support structure is provided on one side of the support body 1 close to the inner wall of the foundation pit. The support structure is fitted with the inner wall of the foundation pit to support the inner wall of the foundation pit and avoid collapse of the inner wall of the foundation pit as much as possible.

[0031] A reinforcement structure for reinforcing the connection between two adjacent support bodies 1 is provided on one side of the support body 1 away from the inner wall of the foundation pit, and the reinforcement structure includes two first reinforcement seats 10 fixedly connected on the outer wall of one end of the support body 1 and two second reinforcement seats 11 fixedly connected on the outer wall of the other end of the support body 1. Slide holes 12 are provided inside the first reinforcement seat 10 and the second reinforcement seat 11, and the corresponding slide holes 12 provided on the first reinforcement seat 10 and the second reinforcement seat 11 are relatively positioned.

[0032] A reinforcing rod 13 is slidably connected in the inner cavity of the sliding hole 12 opened in the second reinforcing seat 11, and an adjusting hole 14 communicating with the inside of the sliding hole 12 is opened on the outer wall of the second reinforcing seat 11 away from the supporting body 1. A limiting bolt 15 is penetrated in the adjusting hole 14, and the limiting bolt 15 is slidably connected with the second reinforcing seat 11 through the adjusting hole 14. The limiting bolt 15 passes through the second reinforcing seat 11 through the adjusting hole 14 and is screwed with the reinforcing rod 13. The user can slide the limiting bolt 15 along the length direction of the adjusting hole 14, drive the reinforcing rod 13 embedded in the sliding hole 12 to move, and adjust the position of the reinforcing rod 13.

[0033] Reference Figure 1The clamping structure includes a clamping slot 2 formed at one end of the support body 1, and a clamping block 3 extending outward from the other end of the support body 1 and adapted to the inner size of the clamping slot 2. Two adjacent support bodies 1 are clamped together through the clamping slot 2 and the clamping block 3. When the user uses it, the bottom of the clamping block 3 set on one of the support bodies 1 is aligned with the top of the clamping slot 2, and then the two support bodies 1 are slid toward each other, and the clamping block 3 is slid into the inner cavity of the clamping slot 2 until the two support bodies 1 are aligned, so that the two adjacent support bodies 1 can be connected together.

[0034] Reference Figure 1 The supporting structure includes side plates 4 fixedly connected to the inner walls of the two ends of the supporting body 1, a supporting plate 5 is arranged between the two side plates 4, and a gap for pouring concrete is left between the supporting plate 5 and the supporting body 1. The supporting plate 5 is arranged to fit the inner wall of the foundation pit to support the inner wall of the foundation pit, and the side plates 4 are arranged to fix the supporting plate 5 from both sides, and at the same time, together with the supporting plate 5, form a rectangular frame structure, which is convenient for users to pour concrete in the gap for reinforcement.

[0035] Reference Figure 2 A plurality of fixing nails 6 distributed in a matrix are fixedly connected to one side of the support body 1 close to the support plate 5, and one end of the plurality of fixing nails 6 away from the support body 1 penetrates the support plate 5 and is fixedly connected to the support plate 5. The fixing nails 6 are arranged on the support body 1, so that after the support plate 5 is fitted with the inner wall of the foundation pit, the fixing nails 6 can be inserted into the inner wall of the foundation pit, so that the support plate 5 can be stably connected to the inner wall of the foundation pit.

[0036] Reference Figure 2 The end of the fixing nail 6 away from the supporting body 1 is in a conical structure, and a pad 7 having a diameter larger than that of the fixing nail 6 is fixedly connected to the connection between the fixing nail 6 and the supporting body 1. The end of the fixing nail 6 is set in a conical structure, which is convenient for inserting the fixing nail 6 into the inner wall of the foundation pit. The pad 7 is provided to increase the contact surface between the fixing nail 6 and the supporting body 1, and to avoid the problem that the fixing nail 6 reversely squeezes the supporting body 1 when inserted into the inner wall of the foundation pit, causing damage to the supporting body 1.

[0037] Reference Figure 1 Two vertically arranged ribs 8 are fixedly connected to the side of the support body 1 away from the support structure, and a plurality of transverse plates 9 are arranged between the two ribs 8. The plurality of transverse plates 9 are evenly distributed along the height direction of the ribs 8, and the two ends of the transverse plates 9 are respectively fixedly connected to the side walls adjacent to the two ribs 8. The ribs 8 are arranged to reinforce the support body 1, and a plurality of transverse plates 9 are arranged so that the user can select a suitable transverse plate 9 for support according to the needs through the external support rods.

[0038] Reference Figure 1The reinforcement structure also includes a U-shaped reinforcement plate 16 disposed between two adjacent support bodies 1. The two vertical ends of the U-shaped reinforcement plate 16 are respectively inserted into the gaps left inside the adjacent ends of the two support bodies 1, and the inner wall of the U-shaped reinforcement plate 16 fits the side plate 4. After the two support bodies 1 are connected, the user can insert the two vertical ends of the U-shaped reinforcement plate 16 into the inner side of the side plate 4 installed on the adjacent side of the two support bodies 1, and further reinforce the connection between the two support bodies 1 through the U-shaped reinforcement plate 16.

[0039] The implementation principle of the present application is as follows: when in use, the user first selects a suitable number of support bodies 1 according to the size of the foundation pit, and connects adjacent support bodies 1 through the card slot 2 and the card block 3. After the connection is completed, the user can place the support plate 5 against the inner wall of the foundation pit to support the inner wall of the foundation pit, and then the user slides the limit bolt 15 along the adjustment hole 14 opened on the second reinforcement seat 11 fixedly connected to one of the support bodies 1, driving the reinforcement rod 13 slidably connected inside the second reinforcement seat 11 to move outward until the reinforcement rod 13 is inserted into the sliding hole 12 opened inside the first reinforcement seat 10 fixedly connected on the other support body 1, thereby reinforcing the connection between the two adjacent support bodies 1, and avoiding as much as possible the problem that the support bodies 1 of the existing support device are connected only by relying on the card connection structure. When the adjacent support bodies 1 are subjected to different pressures, the connection of the support bodies 1 is very likely to break due to stress.

[0040] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A foundation pit reinforcement structure, comprising a plurality of support bodies (1), each of the support bodies (1) being provided with a clamping structure at both ends, a support structure being provided on a side of the support body (1) close to an inner wall of the foundation pit, and a reinforcement structure for reinforcing a connection between two adjacent support bodies (1) being provided on a side of the support body (1) away from the inner wall of the foundation pit, wherein: The reinforcement structure comprises two first reinforcement seats (10) fixedly connected on the outer wall of one end of the support body (1) and two second reinforcement seats (11) fixedly connected on the outer wall of the other end of the support body (1); a sliding hole (12) is provided inside the first reinforcement seat (10) and the second reinforcement seat (11); a reinforcement rod (13) is slidably connected in the inner cavity of the sliding hole (12) provided inside the second reinforcement seat (11); an adjustment hole (14) connected to the inside of the sliding hole (12) is provided on the outer wall of the second reinforcement seat (11) away from the support body (1); a limit bolt (15) is penetrated inside the adjustment hole (14); the limit bolt (15) passes through the adjustment hole (14), penetrates the second reinforcement seat (11), and is then screwed to the reinforcement rod (13).

2. A foundation pit reinforcement structure according to claim 1, characterized in that: The clamping structure comprises a clamping slot (2) formed at one end of the support body (1), and a clamping block (3) extending outward from the other end of the support body (1) and adapted to the size of the inner cavity of the clamping slot (2). Two adjacent support bodies (1) are clamped together via the clamping slot (2) and the clamping block (3).

3. The foundation pit reinforcement structure according to claim 1, characterized in that: The support structure comprises side plates (4) fixedly connected to the inner walls of both ends of the support body (1), a support plate (5) is provided between the two side plates (4), and a gap for pouring concrete is left between the support plate (5) and the support body (1).

4. A foundation pit reinforcement structure according to claim 3, characterized in that: A plurality of fixing nails (6) distributed in a matrix are fixedly connected to a side of the support body (1) close to the support plate (5); an end of the plurality of fixing nails (6) away from the support body (1) penetrates the support plate (5) and is fixedly connected to the support plate (5).

5. A foundation pit reinforcement structure according to claim 4, characterized in that: The end of the fixing nail (6) away from the supporting body (1) is in a conical structure, and a pad (7) having a diameter greater than that of the fixing nail (6) is fixedly connected to the connection between the fixing nail (6) and the supporting body (1).

6. A foundation pit reinforcement structure according to claim 5, characterized in that: Two vertically arranged ribs (8) are fixedly connected to a side of the support body (1) away from the support structure, a plurality of transverse plates (9) are arranged between the two ribs (8), the plurality of transverse plates (9) are equidistantly distributed along the height direction of the ribs (8), and the two ends of the transverse plates (9) are respectively fixedly connected to the side walls of an adjacent side of the two ribs (8).

7. The foundation pit reinforcement structure according to claim 3, characterized in that: The reinforcement structure further comprises a U-shaped reinforcement plate (16) arranged between two adjacent support bodies (1), the two vertical ends of the U-shaped reinforcement plate (16) being respectively inserted into gaps left inside the adjacent ends of the two support bodies (1), and the inner side wall of the U-shaped reinforcement plate (16) being in contact with the side plate (4).

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