Building foundation pit supporting device

Abstract

The utility model discloses a building foundation pit supporting device which comprises a bottom plate, a supporting plate and a supporting plate. One end of the supporting rod is connected with the adjusting assembly through a first hinge seat, and the other end of the supporting rod is connected with the supporting plate through a second hinge seat; the reinforcing box is connected to the upper portion of the bottom plate; one end of the reinforcing assembly is connected with the supporting rod through a third hinge seat, and the other end of the reinforcing assembly is connected with the bottom plate through a fourth hinge seat; the adjusting assembly comprises a lead screw. According to the building foundation pit supporting device, by rotating a rotating block, a lead screw can be driven to rotate, the lead screw drives a transmission block to move horizontally, then a supporting rod connected to a first hinge base is driven to move, the angle between a bottom plate and a supporting plate can be adjusted, the building foundation pit supporting device can work under different foundation pit conditions, and the stable abutting state of the supporting plate and the side wall of a foundation pit is guaranteed; and the overall supporting strength is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit support, in particular to a building foundation pit support device. Background Art

[0002] In order to ensure the safety of underground structure construction and the surrounding environment of the foundation pit, reinforcement and protection measures need to be taken for the side walls of the foundation pit and the surrounding environment during the construction process. The foundation pit support project mainly includes many closely related links such as retaining, support, waterproofing and excavation. With the continuous development of infrastructure construction, people have also put forward higher requirements for the foundation pit support structure, but the existing foundation pit support structure still has certain defects.

[0003] A support and reinforcement device for deep foundation pit construction with publication number CN216920370U comprises a foundation pit, a support plate is arranged on the left side wall of the foundation pit, support rods are hinged on the front and rear sides of the right side wall of the support plate, two groups of stabilizing plates are arranged at the bottom of the foundation pit, one end of the two groups of support rods are respectively hinged to the top of the two groups of stabilizing plates, and the side walls of the two groups of support rods are hinged with adjustment components, the front and rear side walls of the support plate are provided with mounting plates, and the upper and lower sides of the left side walls of the two groups of mounting plates are provided with reinforcement components, the reinforcement component comprises a plug provided on the left side wall of the mounting plate, a fixed block is provided for sliding connection in the cavity, and a pull rod is movably penetrated by the right side wall of the mounting plate, although the device can support the support plate and the side wall of the foundation pit under the action of the support rod, the stabilizing plate and the stabilizing rod to enhance the support strength, but the support conditions of some foundation pits are complicated, and the existing support structure is difficult to meet the needs of multi-angle support, which can easily lead to insufficient support strength and affect the support effect. Utility Model Content

[0004] The utility model aims to solve the shortcomings existing in the prior art, and comprises: a base plate, one end of which is rotatably connected to the support plate via a rotating shaft; a support rod, one end of which is connected to the adjustment assembly via a first hinge seat, and the other end of which is connected to the support plate via a second hinge seat; a reinforcement box, which is connected above the base plate; a reinforcement assembly, one end of which is connected to the support rod via a third hinge seat, and the other end of which is connected to the base plate via a fourth hinge seat; the adjustment assembly comprises a screw rod, which is threadedly connected to the base plate, one end of which is connected to the bearing seat, and the other end of which is connected to the rotating block, a transmission block is threadedly connected to the screw rod, and the transmission block is detachably connected to the first hinge seat above.

[0005] As a further description of the above technical solution: the support plate is connected to a mounting plate, the support plate is detachably connected to an infrared receiver, and the mounting plate is detachably connected to an infrared transmitter.

[0006] As a further description of the above technical solution: a first positioning rod, a second positioning rod and a third positioning rod are arranged on the bottom plate.

[0007] As a further description of the above technical solution: the reinforcement assembly includes a reinforcement rod and a reinforcement tube, the reinforcement rod is detachably connected to the reinforcement tube by a fixing bolt, the reinforcement rod is connected to the fourth articulated seat, and the reinforcement tube is connected to the third articulated seat.

[0008] As a further description of the above technical solution: resistance-increasing teeth are arranged under the bottom plate.

[0009] As a further description of the above technical solution: a feeding pipe is arranged on the reinforcement box, discharge pipes are arranged on both sides of the reinforcement box, and a material guide plate is arranged inside the reinforcement box.

[0010] As a further description of the above technical solution: the first positioning rod and the third positioning rod are inclined rods, the second positioning rod is a straight rod, the first positioning rod and the third positioning rod are inclined in opposite directions, and the first positioning rod, the second positioning rod and the third positioning rod are all detachably connected to the base plate through threaded holes.

[0011] As a further description of the above technical solution: a mounting groove is opened inside the base plate, and the bearing seat is arranged inside the mounting groove.

[0012] The above technical solution has the following advantages or beneficial effects:

[0013] The utility model can drive the screw rod to rotate by rotating the rotating block, and the screw rod drives the transmission block to move horizontally, thereby driving the support rod connected to the first hinge seat to move, and can adjust the angle between the bottom plate and the supporting plate, so that it can be suitable for working under different foundation pit conditions, ensure the stable contact state between the supporting plate and the side wall of the foundation pit, and improve the overall support strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of a building foundation pit supporting device in one embodiment of the utility model;

[0015] Figure 2 It is a cross-sectional view of a building foundation pit supporting device in one embodiment of the utility model;

[0016] Figure 3 for Figure 1 A schematic diagram of the structure of the adjustment component in the building foundation pit support device;

[0017] Figure 4 for Figure 1 Schematic diagram of the bottom of the bottom plate in the building foundation pit support device;

[0018] Figure 5 for Figure 1Structural schematic diagram of the reinforcement box in the building foundation pit support device;

[0019] Figure 6 for Figure 1 Bottom schematic diagram of the reinforcement component in the building foundation pit support device.

[0020] Legend:

[0021] 1. Base plate; 2. Rotating shaft; 3. Support plate; 4. Support rod; 5. First hinge seat; 6. Adjustment assembly; 7. Reinforcement box; 8. Reinforcement assembly; 9. Third hinge seat; 10. Fourth hinge seat; 11. Mounting plate; 12. Infrared receiver; 13. Infrared transmitter; 14. First positioning rod; 15. Second positioning rod; 16. Third positioning rod; 17. Threaded hole; 18. Resistance increasing tooth; 19. Feeding pipe; 20. Discharging pipe; 21. Guide plate; 22. Mounting groove; 23. Second hinge seat; 61. Screw; 62. Bearing seat; 63. Rotating block; 64. Transmission block; 81. Reinforcement rod; 82. Reinforcement tube; 83. Fixing bolt. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "set", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] like Figure 1-6As shown, a construction foundation pit support device of the utility model comprises: a base plate 1, one end of the base plate 1 is rotatably connected to the support plate 3 through a rotating shaft 2; a support rod 4, one end of the support rod 4 is connected to the adjustment component 6 through a first hinge seat 5, and the other end of the support rod 4 is connected to the support plate 3 through a second hinge seat 23; a reinforcement box 7, the reinforcement box 7 is connected above the base plate 1; a reinforcement component 8, one end of the reinforcement component 8 is connected to the support rod 4 through a third hinge seat 9, and the other end of the reinforcement component 8 is connected to the base plate 1 through a fourth hinge seat 10; the adjustment component 6 comprises a screw rod 61, the screw rod 61 is threadedly connected to the base plate 1, one end of the screw rod 61 is connected to a bearing seat 62, and the other end of the screw rod 61 is connected to a rotating block 63, a transmission block 64 is threadedly connected to the screw rod 61, and the transmission block 64 is detachably connected to the first hinge seat 5 above.

[0026] In this embodiment, by rotating the rotating block 63, the screw rod 61 can be driven to rotate, and the screw rod 61 drives the transmission block 64 to move horizontally, thereby driving the support rod 4 connected to the first hinged seat 5 to move, and the angle between the base plate 1 and the support plate 3 can be adjusted to make it suitable for working under different foundation pit conditions, ensuring the stable contact state between the support plate 1 and the side wall of the foundation pit, and improving the overall support strength.

[0027] The support rod 4 can be supported by the reinforcing component 8 , thereby enhancing the support strength of the support rod 4 .

[0028] like Figure 1 As shown, specifically, a mounting plate 11 is connected to the supporting plate 3, an infrared receiver 12 is detachably connected to the supporting plate 3, and an infrared transmitter 13 is detachably connected to the mounting plate 11; the horizontal infrared rays emitted by the infrared transmitter 13 on one side of the mounting plate 11 are continuously received by the infrared receiver 12. When the slope of the foundation pit is inclined, the infrared transmitter 13 and the infrared receiver 12 are not on the same horizontal line, and the interval distance between the infrared transmitter 13 and the infrared receiver 12 will also change, so that it can be judged that the inclination of the foundation pit slope has changed. Through real-time monitoring, it is helpful to timely discover unstable factors in the support structure and ensure the safe use of the foundation pit support structure.

[0029] like Figure 1 and Figure 2As shown, specifically, a first positioning rod 14, a second positioning rod 15 and a third positioning rod 16 are provided on the base plate 1, the first positioning rod 14 and the third positioning rod 16 are inclined rods, the second positioning rod 15 is a straight rod, the first positioning rod 14 and the third positioning rod 16 are inclined in opposite directions, and the first positioning rod 14, the second positioning rod 15 and the third positioning rod 16 are all detachably connected to the base plate 1 through threaded holes 17; by using the first positioning rod 14, the second positioning rod 15 and the third positioning rod 16 in three different directions to be inserted into the soil for positioning, compared with a single vertical positioning rod, it has a better reinforcement effect and enhances the stability of the installation between the base plate 1 and the ground.

[0030] like Figure 1 and Figure 6 As shown, specifically, the reinforcing assembly 8 includes a reinforcing rod 81 and a reinforcing tube 82. The reinforcing rod 81 is detachably connected to the reinforcing tube 82 via a fixing bolt 83. The reinforcing rod 81 is connected to the fourth articulated seat 10, and the reinforcing tube 82 is connected to the third articulated seat 9. By removing the fixing bolt 83, the length of the reinforcing rod 81 in the reinforcing tube 82 can be adjusted, and after the adjustment is completed, it is fixed by the fixing bolt 83.

[0031] like Figure 1 and Figure 2 As shown, specifically, a resistance-increasing tooth 18 is arranged under the bottom plate 1; by the resistance-increasing tooth 18 arranged under the bottom plate 1, the friction between the bottom plate 1 and the ground can be enhanced, and the fixing effect of the device can be further enhanced.

[0032] like Figure 1 and Figure 5 As shown, specifically, a feeding pipe 19 is provided on the reinforcement box 7, discharge pipes 20 are provided on both sides of the reinforcement box 7, and a material guide plate 21 is provided inside the reinforcement box 7; water or sand and gravel can be added into the reinforcement box 7 through the feeding pipe 19, so as to increase the weight inside the reinforcement box 7, enhance the squeezing of the bottom plate 1 and the support of the support plate 3, enhance the stability of the connection between the bottom plate 1 and the ground, and conveniently guide the sand and gravel or water inside the reinforcement box 7 to the discharge pipe 20 through the material guide plate 21, and then conveniently discharge it through the discharge pipe 20.

[0033] like Figure 1 and Figure 3 As shown, specifically, a mounting groove 22 is opened inside the base plate 1 , and the bearing seat 62 is arranged inside the mounting groove 22 ; the mounting groove 22 is used to facilitate the installation of the adjustment component 6 .

[0034] Working principle: The staff can rotate the rotating block 63 to drive the screw rod 61 to rotate, and the screw rod 61 drives the transmission block 64 to move horizontally, thereby driving the support rod 4 connected to the first hinge seat 5 to move. The angle between the bottom plate 1 and the support plate 3 can be adjusted to make it suitable for working under different foundation pit conditions, ensure the stable contact state between the support plate 1 and the side wall of the foundation pit, and improve the overall support strength. The support rod 4 can be supported by the reinforcement component 8, thereby enhancing the support strength of the support rod 4.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A construction foundation pit support device, characterized in that: include: A bottom plate (1), one end of the bottom plate (1) being rotatably connected to a supporting plate (3) via a rotating shaft (2); A support rod (4), one end of the support rod (4) is connected to the adjustment assembly (6) via a first hinge seat (5), and the other end of the support rod (4) is connected to the support plate (3) via a second hinge seat (23); A reinforcement box (7), the reinforcement box (7) being connected above the bottom plate (1); A reinforcing assembly (8), one end of the reinforcing assembly (8) being connected to the supporting rod (4) via a third hinge seat (9), and the other end of the reinforcing assembly (8) being connected to the base plate (1) via a fourth hinge seat (10); The adjusting assembly (6) comprises a screw rod (61), the screw rod (61) is threadedly connected to the base plate (1), one end of the screw rod (61) is connected to a bearing seat (62), the other end of the screw rod (61) is connected to a rotating block (63), a transmission block (64) is threadedly connected to the screw rod (61), and the transmission block (64) is detachably connected to the first hinge seat (5) at its top.

2. A construction foundation pit support device according to claim 1, characterized in that: The support plate (3) is connected to a mounting plate (11), the support plate (3) is detachably connected to an infrared receiver (12), and the mounting plate (11) is detachably connected to an infrared transmitter (13).

3. A construction foundation pit support device according to claim 1, characterized in that: The bottom plate (1) is provided with a first positioning rod (14), a second positioning rod (15) and a third positioning rod (16).

4. A construction foundation pit support device according to claim 1, characterized in that: The reinforcing assembly (8) comprises a reinforcing rod (81) and a reinforcing tube (82); the reinforcing rod (81) is detachably connected to the reinforcing tube (82) via a fixing bolt (83); the reinforcing rod (81) is connected to the fourth hinge seat (10); and the reinforcing tube (82) is connected to the third hinge seat (9).

5. A construction foundation pit support device according to claim 1, characterized in that: Resistance increasing teeth (18) are arranged below the bottom plate (1).

6. A construction foundation pit support device according to claim 1, characterized in that: The reinforcement box (7) is provided with a feeding pipe (19), both sides of the reinforcement box (7) are provided with discharge pipes (20), and a material guide plate (21) is provided inside the reinforcement box (7).

7. A construction foundation pit support device according to claim 3, characterized in that: The first positioning rod (14) and the third positioning rod (16) are inclined rods, and the second positioning rod (15) is a straight rod. The first positioning rod (14) and the third positioning rod (16) are inclined in opposite directions. The first positioning rod (14), the second positioning rod (15) and the third positioning rod (16) are all detachably connected to the bottom plate (1) via threaded holes (17).

8. A construction foundation pit support device according to claim 1, characterized in that: The bottom plate (1) is provided with a mounting groove (22) inside, and the bearing seat (62) is arranged inside the mounting groove (22).

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