Quick mounting structure for foundation pit supporting steel support

Abstract

The utility model discloses a rapid installation structure for a foundation pit supporting steel support, and relates to the technical field of foundation pit construction. The device comprises a steel frame, a side plate is arranged on one side of the steel frame, and an edge protection plate is arranged at the bottom of the steel frame; a reinforcing assembly is arranged on the surface of the steel frame and comprises a two-way lead screw, and the two-way lead screw is movably connected to an inner cavity of the steel frame. The two-way lead screw is driven by the motor to rotate, relative movement of the two mounting plates is achieved, the mounted side plates can move towards the two sides of an inner cavity of a foundation pit, in the process, the side plates are firmly clamped into the inner wall of the foundation pit under the action of the reinforcing cones, the stability of the structure is ensured, and further, the service life of the foundation pit is prolonged. And through mutual cooperation of the driving bevel gear and the driven bevel gear, the sliding sleeve on the surface of the screw rod can be driven to move, so that the side protection plate can be accurately adjusted to the position between the side wall and the bottom of the inner cavity of the foundation pit, and the overall strength and safety of the foundation pit supporting system are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of foundation pit construction, especially relates to the fast installation structure of foundation pit support steel support. BACKGROUND

[0002] The foundation pit support steel support refers to a steel structure support system used in the foundation pit construction process to ensure the stability of the foundation pit and the surrounding soil and prevent collapse or deformation, which is usually composed of steel pipes, steel beams or steel plates, is arranged around the foundation pit, connects the support structure and the foundation pit slope or the enclosing wall, bears the external load and transmits it to the lower soil layer or foundation, and is usually suitable for deep foundation pits, soft foundations or situations where it is difficult to set traditional support structures due to narrow space.

[0003] The foundation pit support steel support in the prior art is usually prefabricated in a factory or construction site, and then is integrally installed in the foundation pit by hoisting equipment, which requires large hoisting equipment and manual operation during installation, has high requirements for the coordination of the hoisting equipment and personnel, is complicated to operate, and may result in a long installation period.

[0004] Therefore, the utility model provides the fast installation structure of foundation pit support steel support to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a fast installation structure of foundation pit support steel support, which solves the problems of the existing foundation pit support steel support, such as complicated integrated installation operation and influence on the fixing effect of the support steel support, through the cooperation of the reinforcing assembly and the installation assembly.

[0006] To solve the above technical problems, the utility model is realized by the following technical scheme.

[0007] The utility model discloses a foundation pit support steel support quick installation structure, including the steel frame, one side of steel frame is provided with the side plate, and the bottom of steel frame is provided with the edge guard board, the surface of steel frame is provided with reinforcing assembly, and reinforcing assembly includes the two -way screw rod, and the two -way screw rod movable joint is in the intracavity of steel frame, and the both sides of two -way screw rod surface are all screw -threaded and are connected with the mounting plate, and one side of mounting plate is movably connected with the reinforcing rod, and one end of reinforcing rod is movably connected with the side plate, and the both sides of the bottom of steel frame are movably connected with the screw rod, and the surface of screw rod is screw -threaded and is connected with the sliding sleeve, and one side of sliding sleeve is fixedly connected with one side of edge guard board, one side of mounting plate is provided with installation component, and installation component includes the connecting block, and the connecting block movable joint is in one end of reinforcing rod, and the intracavity of connecting block is all screw -threaded and is connected with the first bolt, and one end of first bolt extends to the intracavity of mounting plate, and one end of screw rod is movably connected with the foot, and the intracavity of foot is all screw -threaded and is connected with the second bolt.

[0008] The utility model further sets up, two -way screw rod surface both sides are fixedly connected with the driving bevel gear, and one end of screw rod is fixedly connected with the driven bevel gear, and the driving bevel gear is engaged with the driven bevel gear.

[0009] The utility model further sets up, and one side of the intracavity of steel frame is fixedly connected with motor, and the output of motor is fixedly connected with one end of two -way screw rod.

[0010] The utility model further sets up, and one side of side plate is fixedly connected with reinforcing cone, and reinforcing cone is used for clamping into the inner wall of foundation pit.

[0011] The utility model further sets up, and one side of steel frame is provided with the chute, and one side of mounting plate extends to the outside of steel frame through the intracavity of chute.

[0012] The utility model further sets up, and the both sides of the bottom of the intracavity of steel frame are fixedly connected with slide strip, and the surface of slide strip is slidably connected with the bottom of mounting plate.

[0013] The utility model further sets up, and one side of edge guard board is provided with the inclined groove, and edge guard board is used for supporting the corner of foundation pit.

[0014] The utility model has the advantages of the following.

[0015] 1, the utility model drives two -way screw rod to rotate through motor, realizes the relative motion of two mounting plates, makes the side plate of installation can move to the both sides of the intracavity of foundation pit, in this process, the side plate is firmly clamped into the inner wall of foundation pit through the action of reinforcing cone, ensures the stability of structure, further, through the mutual cooperation of driving bevel gear and driven bevel gear, can drive the sliding sleeve of screw rod surface to move, thereby makes edge guard board can accurately adjust to the position between the side wall and bottom of the intracavity of foundation pit, improves the overall strength and security of foundation pit support system.

[0016] 2. This utility model connects the steel frame to the side plate at one end of the reinforcing rod by connecting the first bolt in the inner cavity of the connecting block to the inner cavity of the mounting plate, thus achieving an overall connection between the two steel frames and the two side plates. This allows the steel frame and side plates to be separated and moved into the pit, thereby avoiding the complexity and inconvenience of the traditional integrated installation method. The connection between the second bolt in the bottom foot of the screw and the bottom of the pit cavity effectively supports the steel frame and provides conditions for the subsequent rotation of the screw. This structure not only facilitates the rapid installation of the steel support but also improves the operational flexibility and efficiency during the installation process. Attached Figure Description

[0017] To more clearly illustrate the technical solutions of the embodiments of this utility model, the accompanying drawings used in the description of the embodiments will be briefly introduced below.

[0018] Figure 1 This is a 3D view of the rapid installation structure of the steel support for foundation pit support.

[0019] Figure 2 This is an exploded view of the steel frame and side plates in the rapid installation structure for foundation pit support steel bracing.

[0020] Figure 3 This is a sectional view of the steel frame in the rapid installation structure of the steel support for foundation pit support.

[0021] Figure 4 An exploded view of the internal structure of the steel frame in the rapid installation structure for foundation pit support steel bracing.

[0022] In the attached diagram: 1. Steel frame; 2. Side plate; 3. Side guard plate; 4. Double-acting lead screw; 5. Mounting plate; 6. Reinforcing rod; 7. Screw; 8. Sliding sleeve; 9. Connecting block; 10. First bolt; 11. Foot; 12. Second bolt; 13. Driving bevel gear; 14. Driven bevel gear; 15. Motor; 16. Reinforcing cone; 17. Sliding bar; 18. Inclined groove. Detailed Implementation

[0023] The technical solutions of the present utility model will be described below with reference to the accompanying drawings. The described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0024] Example 1

[0025] Please see Figures 1-4The utility model discloses a foundation pit support steel support quick installation structure, including steel frame 1, the one side of steel frame 1 is provided with side plate 2, and the bottom of steel frame 1 is provided with edge guard plate 3, the surface of steel frame 1 is provided with reinforcing assembly, and reinforcing assembly includes bidirectional lead screw 4, and the inner chamber of steel frame 1 is movably connected with bidirectional lead screw 4, and the both sides of the surface of bidirectional lead screw 4 are all screw -threaded with mounting plate 5, and the one side of mounting plate 5 is movably connected with reinforcing rod 6, and the one end of reinforcing rod 6 is movably connected with the one side of side plate 2, and the both sides of the bottom of steel frame 1 are movably connected with screw rod 7, and the surface of screw rod 7 is screw -threaded with sliding sleeve 8, and the one side of sliding sleeve 8 is fixedly connected with the one side of edge guard plate 3, the one side of mounting plate 5 is provided with installation component, and installation component includes connecting block 9, and the one end of connecting block 9 is movably connected with reinforcing rod 6, and the inner chamber of connecting block 9 is all screw -threaded with first bolt 10 around, and the one end of first bolt 10 extends to the inner chamber of mounting plate 5, and the one end of screw rod 7 is movably connected with bottom foot 11, and the inner chamber of bottom foot 11 is all screw -threaded with second bolt 12 around.

[0026] Specifically: steel frame 1 has two, for the support of the two sides of the inner chamber of foundation pit, side plate 2 is used to support the other two sides, and edge guard plate 3 can reinforce between the side wall and the bottom of foundation pit, reinforcing rod 6 is steel pipe, can improve the prestress of side plate 2, the sliding sleeve 8 of the surface of two screw rods 7 is connected through edge guard plate 3, so as to limit two sliding sleeves 8 each other, the second bolt 12 in the inner chamber of bottom foot 11 is screwed to the inner chamber of foundation pit when in use, so as to support steel frame 1, and the screw rod 7 can be guaranteed to have a support point, so as to rotate.

[0027] Embodiment two

[0028] Please refer to Figures 1-4 On the basis of embodiment one, the both sides of the surface of bidirectional lead screw 4 are all fixedly connected with driving bevel gear 13, and the one end of screw rod 7 is fixedly connected with driven bevel gear 14, driving bevel gear 13 is engaged with driven bevel gear 14, one side of the inner chamber of steel frame 1 is fixedly connected with motor 15, and the output end of motor 15 is fixedly connected with the one end of bidirectional lead screw 4, and the one side of side plate 2 is fixedly connected with reinforcing cone 16, reinforcing cone 16 is used to be clamped into the inner wall of foundation pit, and the one side of steel frame 1 is provided with sliding groove, and the one side of mounting plate 5 extends to the outside of steel frame 1 through the inner chamber of sliding groove, and the both sides of the bottom of the inner chamber of steel frame 1 are all fixedly connected with slide bar 17, and the bottom of mounting plate 5 is slidably connected with the surface of slide bar 17, and the one side of edge guard plate 3 is provided with inclined slot 18, and edge guard plate 3 is used to support the corner of foundation pit.

[0029] Specifically, one end of the screw rod 7 extends into the inner cavity of the steel frame 1, and the surface on one side is movably connected with the bottom of the steel frame 1; the driven bevel gear 14 is arranged at the end extending into the steel frame 1; the motor 15 is fixed on one side of the inner cavity of the steel frame 1; one end of the bidirectional lead screw 4 is fixed with the output end of the motor 15, and the other end is movably connected with one side of the inner cavity of the steel frame 1 through a rotating shaft; the reinforcing cone 16 can extend into the soil of the side wall of the foundation pit, so as to facilitate reinforcement; the slide bar 17 can limit the mounting plate 5; and the triangular side guard plate 3 provided with the inclined groove 18 is more stable.

[0030] The working principle of the utility model is as follows: when it is necessary to quickly install the steel support of the foundation pit support, first, the two steel frames 1 are arranged on the two sides of the inner cavity of the foundation pit, the steel frame 1 is supported through the bottom foot 11 of one end of the screw rod 7, then the steel frame 1 is fixed in the foundation pit through the second bolt 12, then the connecting block 9 of one end of the reinforcing rod 6 is used to make the reinforcing rod 6 adhere to the mounting block, the reinforcing rod 6 and the steel frame 1 are connected through the first bolt 10, the two reinforcing rods 6 of the side plate 2 are connected with the two steel frames 1, the side plate 2 can be supported, and the whole steel support structure is stable, so that the split installation mode is used to replace the integrated installation, the installation efficiency is improved by avoiding the installation of large hoisting equipment and manual cooperation.

[0031] After the steel frame 1 and the side plate 2 are installed, the motor 15 can be started through the external controller, the motor 15 works to drive the bidirectional lead screw 4 to rotate, the bidirectional lead screw 4 drives the two mounting blocks on the surface to move in opposite directions, the mounting block drives the reinforcing rod 6 to move, the reinforcing rod 6 drives the side plate 2 to move, so that the reinforcing cone 16 on one side of the side plate 2 can be inserted into the soil of the inner wall of the foundation pit, so as to reinforce the steel support.

[0032] Meanwhile, the rotation of the bidirectional lead screw 4 drives the driving bevel gear 13 to rotate, the driving bevel gear 13 drives the driven bevel gear 14 to rotate, the driven bevel gear 14 drives the screw rod 7 to rotate, the screw rod 7 drives the sliding sleeve 8 to move, the sliding sleeve 8 drives the side guard plate 3 to move, and the side guard plate 3 moves to the junction of the side wall and the bottom in the foundation pit, so as to further improve the supportability, so that the quick installation of the steel support can be completed.

[0033] The standard parts used in the utility model can be purchased from the market, and can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, the control mode is automatically controlled through the control unit, the control circuit of the control unit, which can be realized through simple programming of the technical personnel in the field, and belongs to the public knowledge in the field, so the control mode and the circuit connection in the utility model will not be explained in detail.

[0034] The preferred embodiments disclosed above are only used to help describe the utility model, the preferred embodiments do not describe all the details, and the utility model is not limited to the specific implementation mode described, the description selects and specifically describes these embodiments, in order to better explain the principle and practical application of the utility model, so that the skilled in the art can well understand and utilize the utility model.

Claims

1. A fast installation structure of a steel support for a foundation pit support, comprising a steel frame (1), characterized in that: One side of the steel frame (1) is provided with a side plate (2), and the bottom of the steel frame (1) is provided with a side guard plate (3). The surface of the steel frame (1) is provided with a reinforcing assembly, the reinforcing assembly comprises a bidirectional screw rod (4), the bidirectional screw rod (4) is movably connected in the inner cavity of the steel frame (1), the surface of the bidirectional screw rod (4) is screw-connected with a mounting plate (5) on both sides, the mounting plate (5) is movably connected with a reinforcing rod (6) on one side, the reinforcing rod (6) is movably connected with the side plate (2) on one side, the bottom of the steel frame (1) is movably connected with a screw rod (7) on both sides, the surface of the screw rod (7) is screw-connected with a sliding sleeve (8), and the sliding sleeve (8) is fixedly connected with the side guard plate (3) on one side. The mounting plate (5) is provided with a mounting assembly on one side, the mounting assembly comprises a connecting block (9), the connecting block (9) is movably connected with the reinforcing rod (6) on one end, the first screw (10) is screw-connected around the inner cavity of the connecting block (9), one end of the first screw (10) extends into the inner cavity of the mounting plate (5), the bottom of the screw rod (7) is movably connected with a foot (11), and the second screw (12) is screw-connected around the inner cavity of the foot (11).

2. The rapid installation structure of the foundation pit support steel support according to claim 1, characterized in that: The surface of the bidirectional screw rod (4) is fixedly connected with a driving bevel gear (13) on both sides, one end of the screw rod (7) is fixedly connected with a driven bevel gear (14), and the driving bevel gear (13) is meshed with the driven bevel gear (14).

3. The rapid installation structure of the foundation pit support steel support according to claim 1, characterized in that: The inner cavity of the steel frame (1) is fixedly connected with a motor (15) on one side, and the output end of the motor (15) is fixedly connected with one end of the bidirectional screw rod (4).

4. The rapid installation structure of the foundation pit support steel support according to claim 1, characterized in that: The side plate (2) is fixedly connected with a reinforcing cone (16) on one side, and the reinforcing cone (16) is used for clamping into the inner wall of the foundation pit.

5. The rapid installation structure of the foundation pit support steel support according to claim 1, characterized in that: The inner cavity of the steel frame (1) is fixedly connected with a motor (15) on one side, and the output end of the motor (15) is fixedly connected with one end of the bidirectional screw rod (4).

6. The rapid installation structure of a foundation pit support steel support according to claim 1, characterized by: The inner cavity of the steel frame (1) is fixedly connected with a motor (15) on one side, and the output end of the motor (15) is fixedly connected with one end of the bidirectional screw rod (4).

7. The rapid installation structure of the foundation pit support steel support according to claim 1, characterized in that: The inner cavity of the steel frame (1) is fixedly connected with a motor (15) on one side, and the output end of the motor (15) is fixedly connected with one end of the bidirectional screw rod (4). The inner cavity of the steel frame (1) is fixedly connected with a motor (15) on one side, and the output end of the motor (15) is fixedly connected with one end of the bidirectional screw rod (4). The inner cavity of the steel frame (1) is fixedly connected with a motor (15) on one side, and the output end of the motor (15) is fixedly connected with one end of the bidirectional screw rod (4).

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