Supporting mechanism in foundation pit of house building project

Abstract

The utility model relates to the field of house building projects, and discloses a house building project foundation pit inner supporting mechanism which comprises a plurality of supporting bottom plates arranged on the inner wall of a foundation pit, fixing side plates are symmetrically welded to the upper surfaces of the supporting bottom plates, and first inserting nails are inserted into the two side portions of the top ends of the supporting bottom plates correspondingly; a plurality of protective baffles are placed between two front-back symmetrical fixed side plates, movable side plates are movably installed on the outer surfaces of the fixed side plates, a plurality of limiting holes are formed in one ends of the movable side plates in a penetrating mode, a limiting plug pin is inserted into each single limiting hole and penetrates through the top of the corresponding fixed side plate, and a bearing seat is fixedly installed in the middle of one end of each single movable side plate. The multiple movable side edges move up and down along the outer surfaces of the fixed side edges, so that the effect of conveniently supporting and protecting foundation pits of different depths and mechanisms is achieved, the overall applicability of the fixed side plates and the protective baffle is improved, and the problem that the protective baffle is possibly inconvenient to reuse after being cut is solved.

Description

Technical Field

[0001] The present application relates to the field of building construction projects, and in particular to a support mechanism in a foundation pit of a building construction project. Background Art

[0002] Building construction projects refer to construction projects for residential, commercial and public buildings, covering the entire process from design, construction to acceptance. Foundation pits mainly involve underground structures and foundation construction of building construction projects. In order to ensure the stability and safety of the foundation pit during construction, a support structure will be set up inside the foundation pit to prevent the collapse of the foundation pit side walls.

[0003] Since the support structure is generally set at the inner wall of the foundation pit, when supporting foundation pits of different depths, it is generally necessary to set the size structure of the support material according to the internal depth and volume of the foundation pit. However, the used support material is not convenient to be reused in a larger foundation pit after cutting, which makes the support material have certain limitations when used, reducing the overall utilization efficiency of the support material.

[0004] In view of the above-mentioned related technologies, the inventor believes that there is a defect in the support inside the foundation pit that the supporting materials are not easy to reuse after cutting. Therefore, a support mechanism inside the foundation pit of a building construction project is proposed to solve the above problem. Utility Model Content

[0005] In order to solve the problem that the supporting materials inside the foundation pit are not easy to reuse after being cut during support, the present application provides a supporting mechanism inside the foundation pit of a building construction project.

[0006] The present application provides a support mechanism in a foundation pit for a building construction project that adopts the following technical solution:

[0007] A support mechanism in a foundation pit of a building construction project comprises a plurality of support base plates placed on the inner wall of the foundation pit, wherein the upper surface of the support base plates is symmetrically welded with fixed side plates, and No. 1 nails are inserted into the edges on both sides of the top of the support base plates, and a plurality of protective baffles are placed between the two fixed side plates symmetrically in front and behind. A movable side plate is movably installed on the outer surface of the fixed side plate, and a plurality of limiting holes are opened through one end of the movable side plate, and a limiting pin is inserted through the top of the fixed side plate in a single limiting hole, and a bearing seat is fixedly installed in the middle of one end of a single movable side plate, and a support rod is rotatably installed in the inside of the limiting hole, and a threaded support rod is threadedly connected to the middle of the bottom end of the support rod, and the bottom end of the threaded support rod is also provided with a limiting mechanism for fixing the bottom end of the threaded support rod to the bottom of the foundation pit.

[0008] Preferably, the limiting mechanism includes a connecting seat, which is fixed to the lower bottom surface of the threaded support rod. A limiting base is rotatably installed in the middle of one end of the inner wall of the connecting seat, and a No. 2 pin is movably inserted into the upper surface of the limiting base.

[0009] Preferably, a thread groove is provided in the middle of the bottom end of the support rod, the top of one side of the threaded support rod is located inside the thread groove, and the threaded support rod and the thread groove are adapted to each other.

[0010] Preferably, a through hole is formed on the top of one end of the two fixed side plates, the outer diameter of the limiting pin is smaller than the inner diameter of the through hole, and one side of the outer surface of the limiting pin is located inside the through hole.

[0011] Preferably, the width of the protective baffle is smaller than the distance between two front-to-back symmetrical fixed side panels, and the fixed side panels and the protective baffle are embedded in each other.

[0012] In summary, this application has the following beneficial technical effects:

[0013] By placing multiple supporting base plates at the bottom end of the inner wall of the foundation pit, the No. 1 nail is nailed through the supporting base plate and fixed in the ground, the movable side plate is pulled to adapt to foundation pits of different depths, the protective baffle is placed between the two fixed side plates, and the threaded support rod is rotated to move along the outer surface of the support rod. The support rod is rotated to support the limit base at the bottom end of the foundation pit, and the No. 2 nail is nailed through the limit base and fixed in the ground. Compared with the existing technology, this solution has the effect of facilitating the support and protection of foundation pits of different depths and structures, improves the overall applicability of the fixed side plates and the protective baffles, solves the problem that the protective baffles may be inconvenient to reuse after cutting, and improves the overall utilization efficiency of the protective baffles. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0015] Figure 2 This is a schematic diagram of the structure of the protective baffle in the application embodiment;

[0016] Figure 3 It is a structural diagram of the movable side panel in the embodiment of the application;

[0017] Figure 4 Schematic diagram of the cross-sectional structure of the support rod in the embodiment of the application;

[0018] Explanation of the accompanying drawings: 1. Support base plate; 2. Fixed side plate; 3. No. 1 pin; 4. Movable side plate; 5. Limit hole; 6. Limit pin; 7. Bearing seat; 8. Support rod; 9. Threaded support rod; 10. Connecting seat; 11. Limit base; 12. No. 2 pin; 13. Protective baffle. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-4 This application is described in further detail.

[0020] The embodiment of the present application discloses a support mechanism in a foundation pit of a building construction project. Figure 1-4 A support mechanism in a foundation pit of a building construction project includes a plurality of support bottom plates 1 placed on the inner wall of the foundation pit. Fixed side plates 2 are symmetrically welded on the upper surface of the support bottom plate 1. No. 1 pins 3 are inserted on both sides of the top of the support bottom plate 1. A plurality of protective baffles 13 are placed between the two front and rear symmetrical fixed side plates 2. The width of the protective baffle 13 is less than the distance between the two front and rear symmetrical fixed side plates 2. The fixed side plates 2 and the protective baffles 13 are embedded with each other. A movable side plate 4 is movably installed on the outer surface of the fixed side plate 2. One end of the movable side plate 4 is through- A number of limiting holes 5 are provided, and a limiting pin 6 is inserted into the top of the fixed side plate 2 inside a single limiting hole 5. A bearing seat 7 is fixedly installed in the middle of one end of a single movable side plate 4. A support rod 8 is rotatably installed inside the limiting hole 5, and a threaded support rod 9 is threadedly connected to the middle of the bottom end of the support rod 8. A threaded groove is provided in the middle of the bottom end of the support rod 8. The top of one side of the threaded support rod 9 is located inside the threaded groove. The threaded support rod 9 and the threaded groove are adapted to each other. A limiting mechanism is also provided at the bottom end of the threaded support rod 9, which is used to fix the bottom end of the threaded support rod 9 to the bottom of the foundation pit.

[0021] By placing multiple supporting base plates 1 at the bottom end of the inner wall of the foundation pit, making a single fixed side plate 2 abut against the inner wall of the foundation pit, and making the No. 1 nail 3 pass through the supporting base plate 1 and be nailed into the ground, the supporting base plate 1 is fixed to the bottom surface of the foundation pit, and the movable side plate 4 is pulled up and down along the outer surface of the fixed side plate 2, and multiple protective baffles 13 are stacked and placed between the two fixed side plates 2 and the movable side plate 4, so that the movable side plate 4 supports the protective baffles 13 as a whole, so that the protective baffles 13 protect the inner wall of the foundation pit, and the support rods 8 and the threaded support rods 9 are pulled to support the outer surfaces of the movable side plates 4 and the fixed side plates 2 obliquely, reflecting the overall support and protection effect of the inner wall of the foundation pit.

[0022] Reference Figure 2 and Figure 3 The limiting mechanism includes a connecting seat 10, which is fixed to the lower bottom surface of the threaded support rod 9. A limiting base 11 is rotatably installed in the middle of one end of the inner wall of the connecting seat 10, and a No. 2 pin 12 is movably inserted on the upper surface of the limiting base 11.

[0023] By rotating the support rod 8 and the threaded support rod 9, they are obliquely supported on the bottom surface of the foundation pit, so that the limit base 11 is rotated along the connecting seat 10 and abuts against the bottom end of the foundation pit, so that the No. 2 nail 12 passes through the limit base 11 and is nailed into the ground, and then the limit base 11 is fixed to the ground at the bottom end of the foundation pit, keeping the support rod 8 and the threaded support rod 9 in a fixed state, reflecting the fixing effect of the No. 2 nail 12 on the limit base 11.

[0024] Reference Figure 4A through hole is opened on the top of one end of the two fixed side panels 2. The outer diameter of the limit pin 6 is smaller than the inner diameter of the through hole. One side of the outer surface of the limit pin 6 is located inside the through hole. By pulling the movable side panel 4 up and down along the outer surface of the fixed side panel 2, the movable side panel 4 can cooperate with the fixed side panel 2 to adapt to foundation pits of different depths. After adjustment, the limit hole 5 at one end of the movable side panel 4 is aligned with the through hole at the top of the fixed side panel 2, and the limit pin 6 is inserted through the fixed side panel 2 and the movable side panel 4, and then the adjusted movable side panel 4 and the fixed side panel 2 are fixed, which reflects the limiting and fixing effect of the limit pin 6.

[0025] The implementation principle of the support mechanism in the foundation pit of a building construction project in the embodiment of the present application is as follows: by placing multiple supporting base plates 1 at the bottom end of the inner side wall of the foundation pit, so that a single fixed side plate 2 abuts against the inner wall of the foundation pit, and the No. 1 nail 3 is nailed into the ground through the supporting base plate 1, and then the supporting base plate 1 is fixed to the bottom surface of the foundation pit, and the movable side plate 4 is pulled up and down along the outer surface of the fixed side plate 2, so that the movable side plate 4 cooperates with the fixed side plate 2 to adapt to foundation pits of different depths, and the limiting hole 5 at one end of the movable side plate 4 after adjustment is aligned with the through hole at the top of the fixed side plate 2, and the limiting pin 6 is inserted through the fixed side plate 2 and the movable side plate 4, and multiple protective baffles 13 are stacked and placed between the two fixed side plates 2 and the movable side plate 4, so that the movable side plate 4 is aligned with the protective baffle 13 The support rod 8 and the threaded support rod 9 are supported by the body, and the threaded support rod 9 is rotated to move along the outer surface of the support rod 8 to adjust the overall length of the support rod 8 and the threaded support rod 9. The support rod 8 is rotated to support the bottom surface of the foundation pit, so that the limit base 11 is rotated along the connecting seat 10 and abuts against the bottom end of the foundation pit, so that the No. 2 nail 12 passes through the limit base 11 and is nailed into the ground, and then the limit base 11 is fixed to the ground at the bottom end of the foundation pit, keeping the support rod 8 and the threaded support rod 9 in a fixed state; compared with the existing technology, this solution has the effect of facilitating the support and protection of foundation pits of different depths and structures, improves the overall applicability of the fixed side plate 2 and the protective baffle 13, solves the problem that the protective baffle 13 may be inconvenient to reuse after cutting, and improves the overall use efficiency of the protective baffle 13.

[0026] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense, and may refer to mechanical or electrical connections, internal communication between two components, or direct connection. "Up," "down," "left," and "right" are only used to indicate relative positional relationships. When the absolute positions of the objects being described change, the relative positional relationships may also change.

[0027] Secondly: The drawings of the embodiments disclosed in this utility model only involve structures related to the embodiments disclosed in this utility model. Other structures can refer to common designs. In the absence of conflicts, the same embodiment and different embodiments of the utility model can be combined with each other.

[0028] Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

[0029] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A support mechanism in a foundation pit of a building construction project, comprising a plurality of support base plates (1) placed on the inner wall of the foundation pit, wherein fixed side plates (2) are symmetrically welded to the upper surface of the support base plates (1), and No. 1 pins (3) are inserted into both sides of the top of the support base plates (1), characterized in that: A plurality of protective baffles (13) are placed between the two front-to-back symmetrical fixed side panels (2), a movable side panel (4) is movably mounted on the outer surface of the fixed side panel (2), a plurality of limiting holes (5) are provided through one end of the movable side panel (4), a limiting pin (6) is inserted through the top of the fixed side panel (2) in a single limiting hole (5), a bearing seat (7) is fixedly mounted in the middle of one end of a single movable side panel (4), a support rod (8) is rotatably mounted in the inside of the limiting hole (5), a threaded support rod (9) is threadedly connected to the middle of the bottom end of the support rod (8), and a limiting mechanism is also provided at the bottom end of the threaded support rod (9) for fixing the bottom end of the threaded support rod (9) to the bottom of the foundation pit.

2. The support mechanism in the foundation pit of a building construction project according to claim 1, characterized in that: The limiting mechanism comprises a connecting seat (10), the connecting seat (10) is fixedly connected to the lower bottom surface of the threaded support rod (9), a limiting base (11) is rotatably mounted on the middle part of one end of the inner wall of the connecting seat (10), and a No. 2 pin (12) is movably inserted on the upper surface of the limiting base (11).

3. The support mechanism in the foundation pit of a building construction project according to claim 1, characterized in that: A thread groove is provided in the middle of the bottom end of the support rod (8), and the top of one side of the threaded support rod (9) is located inside the thread groove, and the threaded support rod (9) and the thread groove are adapted to each other.

4. The support mechanism in the foundation pit of a building construction project according to claim 1, characterized in that: A through hole is formed on the top of one end of the two fixed side plates (2); the outer diameter of the limit pin (6) is smaller than the inner diameter of the through hole; and one side of the outer surface of the limit pin (6) is located inside the through hole.

5. The support mechanism in the foundation pit of a building construction project according to claim 1, characterized in that: The width of the protective baffle (13) is smaller than the distance between the two front and rear symmetrical fixed side plates (2), and the fixed side plates (2) and the protective baffle (13) are interlocked.

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