Underground pipeline soft soil foundation pit treatment structure

Abstract

The utility model discloses an underground pipeline soft soil foundation pit treatment structure, and belongs to the technical field of soft soil foundation pits, the underground pipeline soft soil foundation pit treatment structure comprises a supporting box and a fixing box, a double-shaft motor is fixedly mounted in the fixing box, a screw rod is fixedly connected to an output shaft of the double-shaft motor, one end of the screw rod is rotatably connected with a sliding plate, and the other end of the screw rod is rotatably connected with a sliding plate; one end of the screw rod penetrates through and extends into the supporting plate, and the interior of the supporting box is fixedly connected with a limiting rod and a threaded plate; through the arrangement of the supporting box, the fixed box, the double-shaft motor, the screw rod, the sliding plate, a limiting rod, a threaded plate, a supporting plate, a movable plate, a mounting plate, a limiting ring, a limiting column, a rubber plate, an inclined plate, a clamping plate, an embedded column and a bottom plate, when the soft soil foundation pit is supported, only the supporting plate and the fixed box need to be transversely placed in the foundation pit, the double-shaft motor is started, and the supporting plate and the fixed box are fixed; the foundation pit supporting device is easy and convenient to operate and worthy of application and popularization.

Description

Technical Field

[0001] The present application relates to the technical field of soft soil foundation pits, and in particular to a soft soil foundation pit treatment structure for underground pipelines. Background Art

[0002] Soft soil foundation pits have the characteristics of low strength, high compressibility and high water content. Instability accidents caused by improper support design and unreasonable support methods frequently occur in soft soil foundation pits. Common foundation pit treatment methods such as steel sheet piles, cement soil mixing piles, soil nail walls, underground continuous walls, bored piles and SMW methods are still widely used in soft soil foundation pit support;

[0003] The patent document with announcement number CN 211873019 U proposes a new type of support structure for soft soil foundation pit, including a movable plate, a fixed sleeve, a fixed anchor rod, a protective seat, a protective support rod, a connecting pipe, a push handle, a locking bolt, a support liner, a support foot support, an adjustable depth foundation pit support protection plate structure and a slidable adjustable fixed seat structure. The provision of the protective seat, the protective support rod, the connecting pipe, the push handle, the locking bolt and the support liner of the utility model is conducive to playing a good supporting and protective role and ensuring the support stability; the provision of the telescopic plate, the hollow seat, the connecting liner, the wing screw and the protective pad is conducive to the deep support fixation and ensuring the deep pit support stability; the provision of the stopper seat, the fixed plate, the return slide seat, the square head bolt and the fixed angle cone is conducive to the telescopic adjustment of the position of the support foot support according to the support position requirements to ensure the support stability.

[0004] In the actual use of the above case, since the underground pipeline is buried in a short width and a long length, the supporting structure of the soft soil foundation pit requires various installation structures, which is more troublesome to set up inside the short width soft soil foundation pit. For this reason, we propose an underground pipeline soft soil foundation pit treatment structure. Utility Model Content

[0005] In view of the deficiencies of the prior art, the present application provides a soft soil foundation pit treatment structure for underground pipelines, which overcomes the deficiencies of the prior art and aims to solve the problems in the prior art.

[0006] To achieve the above-mentioned objectives, the present application provides the following technical solutions: a soft soil foundation pit treatment structure for underground pipelines, comprising a support box and a fixed box, a dual-axis motor is fixedly installed inside the fixed box, a screw is fixedly connected to the output shaft of the dual-axis motor, one end of the screw is rotatably connected to a sliding plate, one end of the screw passes through and extends to the inside of the support plate, a limiting rod and a threaded plate are fixedly connected to the inside of the support box, the top of the support box is fixedly connected to a support plate, the top of the support plate is rotatably connected to a movable plate, the front of the support plate is fixedly connected to a mounting plate, the movable plate and the front of the support plate are both fixedly connected to a limiting ring, and a limiting column is placed inside the limiting ring.

[0007] As a preferred technical solution of the present application, support plates are provided on both sides of the fixed box, and the bottom of each support plate is rotatably connected to two universal wheels.

[0008] By adopting the above technical solution, the movement of the structure can be facilitated.

[0009] As a preferred technical solution of the present application, the sliding plate is slidably connected to the outside of the limiting rod, and the screw rod is threadedly connected to the inside of the threaded plate.

[0010] By adopting the above technical solution, the distance between the supporting box and the fixing box can be adjusted.

[0011] As a preferred technical solution of the present application, an inclined plate is fixedly connected between one side of the support plate and the top of the support box, and a reinforcing plate is obliquely fixedly connected between one side of the inclined plate and the top of the support box.

[0012] By adopting the above technical solution, the supporting strength of the structure can be enhanced.

[0013] As a preferred technical solution of the present application, a rubber plate is fixedly connected to one side of the movable plate and the support plate.

[0014] By adopting the above technical solution, the supporting surface and the inside of the foundation pit can fit more closely.

[0015] As a preferred technical solution of the present application, the outsides of the support box and the fixed box are fixedly connected with a clamping plate and a base plate, the inside of the clamping plate is provided with embedded columns, and the inside of the base plate is provided with through holes compatible with the embedded columns.

[0016] By adopting the above technical solution, the support plate and the fixed box can be stably fixed inside the foundation pit.

[0017] The beneficial effects of the present application are as follows: by arranging a support box, a fixed box, a dual-axis motor, a screw, a sliding plate, a limit rod, a threaded plate, a support plate, a movable plate, a mounting plate, a limit ring, a limit column, a rubber plate, an inclined plate, a snap-on plate, an embedded column and a base plate, when supporting a soft soil foundation pit, it is only necessary to place the support plate and the fixed box horizontally inside the foundation pit and start the dual-axis motor to support both sides of the foundation pit. The operation is simple and convenient, and it is worthy of popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the front view of the application;

[0019] Figure 2 A front cross-sectional view of the present application;

[0020] Figure 3This is a front view of the threaded plate in this application

[0021] In the figure: 1. support box; 2. fixed box; 3. dual-axis motor; 4. screw; 5. sliding plate; 6. limit rod; 7. threaded plate; 8. support plate; 9. movable plate; 10. mounting plate; 11. limit ring; 12. limit column; 13. rubber plate; 14. tilting plate; 15. clamping plate; 16. embedded column; 17. bottom plate. DETAILED DESCRIPTION

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

[0023] Reference Figure 1-3 A soft soil foundation pit treatment structure for underground pipelines comprises a support box 1 and a fixed box 2, a dual-axis motor 3 is fixedly installed inside the fixed box 2, a screw 4 is fixedly connected to the output shaft of the dual-axis motor 3, one end of the screw 4 is rotatably connected to a sliding plate 5, one end of the screw 4 passes through and extends to the inside of the support box 1, a limit rod 6 and a threaded plate 7 are fixedly connected inside the support box 1, a support plate 8 is fixedly connected to the top of the support box 1, a movable plate 9 is rotatably connected to the top of the support plate 8, a mounting plate 10 is fixedly connected to the front of the support plate 8, a limit ring 11 is fixedly connected to the front of the movable plate 9 and the support plate 8, a limit column 12 is placed inside the limit ring 11, the sliding plate 5 is slidably connected to the outside of the limit rod 6, the screw 4 is threadedly connected to the inside of the threaded plate 7, and one side of the support plate 8 is fixed between the top of the support box 1 It is connected with an inclined plate 14, and a reinforcement plate is fixedly connected between one side of the inclined plate 14 and the top of the support box 1, and one side of the movable plate 9 and the support plate 8 are fixedly connected with a rubber plate 13; when it is necessary to support the inside of the foundation pit, the support box 1 and the fixed box 2 are placed horizontally inside the foundation pit, and the dual-axis motor 3 is started, so that the dual-axis motor 3 drives the screw 4 to rotate, so that the threaded plate 7 moves outside the screw 4, and the threaded plate 7 drives the two support boxes 1 to approach the two sides of the foundation pit, so that the rubber plate 13 is in close contact with the two sides of the foundation pit. When the foundation pit is shallow, the limit column 12 can be removed, and the movable plate 9 can be folded and placed on the top of the inclined plate 14. The inclined plate 14 can enhance the supporting effect, and the mounting bolt is connected to the inside of the mounting plate 10 and inserted into the inside of the foundation pit, thereby completing the assembly of the support structure, which is very convenient.

[0024] In addition, support boxes 1 are provided on both sides of the fixed box 2, and the bottom of each support box 1 is rotatably connected to two universal wheels; the structure can be easily moved and carried.

[0025] Finally, the outside of the support box 1 and the fixed box 2 are fixedly connected with a clamping plate 15 and a base plate 17, the inside of the clamping plate 15 is placed with an embedded column 16, and the inside of the base plate 17 is provided with a through hole compatible with the embedded column 16; when the installation is completed, the embedded column 16 is removed from the inside of the clamping plate 15 and then inserted into the inside of the base plate 17, so that one end of the embedded column 16 is inserted into the inside of the foundation pit, thereby improving the stability of the structure.

[0026] Working principle: The universal wheels can facilitate the movement of the structure and are easy to carry. When the inside of the foundation pit needs to be supported, the support box 1 and the fixed box 2 are placed horizontally inside the foundation pit, and the dual-axis motor 3 is started, so that the dual-axis motor 3 drives the screw 4 to rotate, so that the threaded plate 7 moves outside the screw 4, and the threaded plate 7 drives the two support boxes 1 to approach the two sides of the foundation pit, so that the rubber plate 13 is in close contact with the two sides of the foundation pit. When the foundation pit is shallow, the limit column 12 can be removed, and the movable plate 9 can be folded and placed on the top of the inclined plate 14. The inclined plate 14 can enhance the supporting effect, and the internal sleeve of the mounting plate 10 is connected to the mounting bolt and inserted into the inside of the foundation pit, thereby completing the assembly of the supporting structure, which is very convenient. When the installation is completed, the embedded column 16 is removed from the inside of the clamping plate 15, and then inserted into the inside of the bottom plate 17, so that one end of the embedded column 16 is inserted into the inside of the foundation pit, thereby improving the stability of the structure.

[0027] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. Although the present application is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A soft soil foundation pit treatment structure for underground pipelines, comprising a support box (1) and a fixing box (2), characterized in that: A dual-axis motor (3) is fixedly installed inside the fixed box (2), a screw (4) is fixedly connected to the output shaft of the dual-axis motor (3), one end of the screw (4) is rotatably connected to a sliding plate (5), one end of the screw (4) passes through and extends into the interior of the support box (1), a limit rod (6) and a threaded plate (7) are fixedly connected inside the support box (1), a support plate (8) is fixedly connected to the top of the support box (1), a movable plate (9) is rotatably connected to the top of the support plate (8), a mounting plate (10) is fixedly connected to the front of the support plate (8), a limit ring (11) is fixedly connected to the front of the movable plate (9) and the support plate (8), and a limit column (12) is placed inside the limit ring (11).

2. The soft soil foundation pit treatment structure for underground pipelines according to claim 1 is characterized in that: Support boxes (1) are provided on both sides of the fixed box (2), and the bottom of each support box (1) is rotatably connected to two universal wheels.

3. The soft soil foundation pit treatment structure for underground pipelines according to claim 1 is characterized in that: The sliding plate (5) is slidably connected to the outside of the limiting rod (6), and the screw rod (4) is threadedly connected to the inside of the threaded plate (7).

4. The soft soil foundation pit treatment structure for underground pipelines according to claim 1 is characterized in that: An inclined plate (14) is fixedly connected between one side of the support plate (8) and the top of the support box (1), and a reinforcing plate is obliquely fixedly connected between one side of the inclined plate (14) and the top of the support box (1).

5. The soft soil foundation pit treatment structure for underground pipelines according to claim 1 is characterized in that: A rubber plate (13) is fixedly connected to one side of the movable plate (9) and the support plate (8).

6. The soft soil foundation pit treatment structure for underground pipelines according to claim 1 is characterized in that: The outsides of the support box (1) and the fixed box (2) are fixedly connected with a clamping plate (15) and a bottom plate (17); the inside of the clamping plate (15) is provided with an embedded column (16); and the inside of the bottom plate (17) is provided with a through hole adapted to the embedded column (16).

Images