Soft soil deep foundation pit supporting structure for building construction

Abstract

The utility model relates to the technical field of building construction, and discloses a soft soil deep foundation pit supporting structure for building construction, which comprises side plates, a plurality of fixing plates are fixedly connected to the opposite sides of the two side plates, bolts are in threaded connection to the opposite sides of the fixing plates, light steel is rotationally connected to the bottom ends of the fixing plates, and the bottom ends of the light steel are in threaded connection with bolts. And rotating blocks are rotationally connected to the opposite sides of the multiple fixing plates, supporting plates are rotationally connected to the opposite sides of the multiple rotating blocks, moving blocks are rotationally connected to the bottom ends of the multiple supporting plates, and sliding grooves are formed in the sides, away from each other, of the multiple pieces of light steel. According to the device, the stability of a soil body is enhanced by applying tensile force in advance through the first anchor rod and the second anchor rod, the fixing plates are connected through the multiple reinforcing rods, the construction process is simplified, the construction efficiency is improved, the threaded rods are driven to extend by rotating the rotary knobs on the two sides of the storage column, and therefore reinforcing treatment is conducted through the telescopic rods.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a soft soil deep foundation pit supporting structure for building construction. Background Art

[0002] Deep foundation pit projects face many challenges when carrying out construction in soft soil areas. Due to the low bearing capacity and high compressibility of soft soil, traditional support methods often fail to ensure the stability of the foundation pit, which is prone to collapse or deformation, posing a serious threat to construction safety and the surrounding environment. Therefore, the development of a new soft soil deep foundation pit support structure is of great significance to improving construction safety, protecting the environment and accelerating construction progress.

[0003] However, traditional support solutions are costly, require a large amount of materials such as steel bars and concrete, are complex to construct, require high skills from construction workers, and have a long construction period. The support structure has a large negative impact on the environment and may cause surrounding ground subsidence or damage to buildings. Therefore, a soft soil deep foundation pit support structure for construction is proposed to solve the above problems. Utility Model Content

[0004] In order to make up for the above deficiencies, the utility model provides a soft soil deep foundation pit support structure for construction, aiming to improve the problems of the prior art such as complex construction, high skill requirements for construction personnel, and long construction period.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a soft soil deep foundation pit support structure for construction, comprising side plates, multiple fixed plates are fixedly connected to the opposite sides of the two side plates, bolts are threadedly connected to the opposite sides of the multiple fixed plates, light steels are rotatably connected to the bottom ends of the multiple fixed plates, rotating blocks are rotatably connected to the opposite sides of the multiple fixed plates, support plates are rotatably connected to the opposite sides of the multiple rotating blocks, moving blocks are rotatably connected to the bottom ends of the multiple support plates, sliding grooves are provided on the opposite sides of the multiple light steels, the bottoms of the multiple moving blocks are slidably connected to the tops of the light steels, the opposite sides of the multiple moving blocks are threadedly connected to positioning bolts, the outer walls of the multiple positioning bolts are slidably connected to the inside of the sliding grooves, the tops of the multiple light steels are threadedly connected to anchor rods 1, the tops of the two side plates are rotatably connected to rotating shafts, the outer walls of the two rotating shafts are rotatably connected to top brackets, the tops of the two top brackets are threadedly connected to anchor rods 2, and reinforcement mechanisms are provided between the adjacent two side plates.

[0006] Through the above technical solution: by fixing one end of anchor rod 1 and anchor rod 2 on the ground, and then adjusting the position of the support plate by rotating the positioning bolt, the side plate can be closely attached to the surface of the foundation pit, thereby achieving a quick installation effect.

[0007] As a further description of the above technical solution:

[0008] The reinforcement mechanism includes multiple fixed blocks, and the sides of the multiple fixed blocks that are far away from each other are fixedly connected to the opposite side of the side plate, the opposite sides of the multiple fixed blocks are rotatably connected with connecting blocks, the opposite sides of the multiple connecting blocks are fixedly connected with retractable rods, the opposite ends of the multiple retractable rods are rotatably connected with threaded rods, the opposite sides of the multiple threaded rods are threadedly connected with turning knobs, and the opposite sides of the multiple turning knobs are rotatably connected with storage columns.

[0009] Through the above technical solution: by rotating the knobs on both sides of the storage column, the threaded rod is driven to extend, so that the side panel is reinforced by the retractable rod.

[0010] As a further description of the above technical solution:

[0011] The outer walls of the plurality of rotating knobs are all fixedly connected with rubber strips.

[0012] Through the above technical solution: the friction force is improved by using a plurality of rubber strips, so that the knob is more convenient to use.

[0013] As a further description of the above technical solution:

[0014] A displacement sensor is fixedly connected to the right side of the left side plate, and a warning light is fixedly connected to the right side of the left side plate.

[0015] Through the above technical solution: the overall installation of the frame can be more accurate through the displacement sensor, and the warning light can remind the construction workers to deal with emergencies in time.

[0016] As a further description of the above technical solution:

[0017] Inclinometers are fixedly connected to opposite sides of the two side plates.

[0018] Through the above technical solution: the inclinometer can improve the accuracy of foundation pit fixation and improve the practicality of the frame.

[0019] As a further description of the above technical solution:

[0020] A plurality of handles are fixedly connected to the tops of the two top brackets, and an anti-slip sleeve is fixedly connected to the outer walls of the plurality of handles.

[0021] Through the above technical solution: multiple handles are used to facilitate the later transportation of the side panels.

[0022] As a further description of the above technical solution:

[0023] A plurality of connection holes are provided on opposite sides of the plurality of fixing plates, and a reinforcement rod is slidably connected inside the plurality of connection holes.

[0024] Through the above technical solution: the reinforcement rods are installed through the connection holes on the fixing plate, and the firmness of the side panels is improved by the reinforcement rods.

[0025] As a further description of the above technical solution:

[0026] A plurality of drainage holes are provided on opposite sides of the two side plates.

[0027] Through the above technical solution: the accumulated water can be conveniently and centrally drained through the multiple drainage holes on the side panels.

[0028] The utility model has the following beneficial effects:

[0029] 1. In the utility model, the soil stability is enhanced by pre-applying tension through anchor rods 1 and 2, and at the same time, the light steel is fixed to the top bracket, and the fixed plates are connected by multiple reinforcement rods. The bottom end of the support plate is slidably adjusted by a moving block, and the moving block is fixed by rotating the positioning bolt, thus achieving material and cost savings. The use of steel reduces engineering costs, simplifies the construction process, shortens the construction period, and improves construction efficiency.

[0030] 2. In the utility model, when reinforcing the side plates, the threaded rods are extended by rotating the knobs on both sides of the storage column, so that the side plates are reinforced by contracting the rods, thereby enhancing the overall stability of the foundation pit and effectively preventing deformation and collapse of the foundation pit caused by soft soil rheology. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a three-dimensional schematic diagram of a soft soil deep foundation pit support structure for building construction proposed by the utility model;

[0032] Figure 2 This is a schematic diagram of the structure of an adjustment device for a soft soil deep foundation pit support structure for construction proposed by the utility model;

[0033] Figure 3 The utility model is a structural schematic diagram of a reinforcement device for a soft soil deep foundation pit support structure for building construction.

[0034] Legend:

[0035] 1. Side panel; 2. Reinforcement mechanism; 201. Fixed block; 202. Connecting block; 203. Retractable rod; 204. Threaded rod; 205. Turning knob; 206. Storage column; 207. Rubber strip; 3. Fixed plate; 4. Bolt; 5. Light steel; 6. Turning block; 7. Support plate; 8. Moving block; 9. Slide; 10. Displacement sensor; 11. Positioning bolt; 12. Anchor rod 1; 13. Connecting hole; 14. Reinforcement rod; 15. Rotating shaft; 16. Top bracket; 17. Anchor rod 2; 18. Drainage hole; 19. Handle; 20. Anti-slip cover; 21. Inclinometer; 22. Warning light. DETAILED DESCRIPTION

[0036] 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.

[0037] Reference Figure 1 and Figure 2 The utility model provides an embodiment: a soft soil deep foundation pit support structure for construction, comprising a side plate 1, a plurality of fixed plates 3 are fixedly connected to the opposite sides of the two side plates 1, a bolt 4 is threadedly connected to the opposite sides of the plurality of fixed plates 3, a light steel 5 is rotatably connected to the bottom ends of the plurality of fixed plates 3, a rotating block 6 is rotatably connected to the opposite sides of the plurality of fixed plates 3, a supporting plate 7 is rotatably connected to the opposite sides of the plurality of rotating blocks 6, a moving block 8 is rotatably connected to the bottom ends of the plurality of supporting plates 7, a sliding groove 9 is provided on the opposite sides of the plurality of light steels 5, the bottoms of the plurality of moving blocks 8 are slidably connected to the tops of the light steels 5, and the plurality of moving blocks A positioning bolt 11 is threadedly connected to the opposite side of 8, and the outer walls of the multiple positioning bolts 11 are slidably connected to the inside of the slide groove 9, the tops of the multiple light steels 5 are threadedly connected to the anchor rod 12, the tops of the two side panels 1 are rotatably connected to the rotating shaft 15, the outer walls of the two rotating shafts 15 are rotatably connected to the top bracket 16, the tops of the two top brackets 16 are threadedly connected to the anchor rod 2 17, a reinforcement mechanism 2 is arranged between the adjacent two side panels 1, a plurality of drainage holes 18 are opened on the opposite side of the two side panels 1, a plurality of connecting holes 13 are opened on the opposite side of the multiple fixing plates 3, and the interiors of the multiple connecting holes 13 are slidably connected to the reinforcement rods 14.

[0038] Specifically, the fixing plate 3 and the side plate 1 are fixed by bolts 4, and a light steel 5 is installed at the bottom end of the fixing plate 3. Tension is applied in advance by anchor rods 12 and 17 to enhance soil stability. The fixing plates 3 are connected by multiple reinforcing rods 14, which improves the firmness of the side plate 1. The fixing plate 3 and the light steel 5 are connected by a support plate 7. The bottom end of the support plate 7 is slidably adjusted by a moving block 8, and is connected to a positioning bolt 11 on one side of the moving block 8. After adjusting the fixing angle of the side plate 1, the moving block 8 is fixed by rotating the positioning bolt 11, so that the side plate 1 can be applied to foundation pits of different angles, thereby improving the practicality of the support structure.

[0039] Reference Figure 1 and Figure 3 The reinforcement mechanism 2 includes a plurality of fixed blocks 201, the opposite sides of the plurality of fixed blocks 201 are fixedly connected to the opposite side of the side plate 1, the opposite sides of the plurality of fixed blocks 201 are rotatably connected to the connecting blocks 202, the opposite sides of the plurality of connecting blocks 202 are fixedly connected to the contraction rods 203, the opposite ends of the plurality of contraction rods 203 are rotatably connected to the threaded rods 204, the opposite sides of the plurality of threaded rods 204 are threadedly connected to the knobs 205, the opposite sides of the plurality of knobs 205 are rotatably connected to the storage columns 206, and the outer walls of the plurality of knobs 205 are fixedly connected to the rubber strips 207.

[0040] Specifically, multiple fixing blocks 201 are fixed on the side panel 1, and then connecting blocks 202 are installed on both sides of the fixing blocks 201, and the retractable rod 203 is fixedly connected through the connecting blocks 202. A threaded rod 204 is installed at the other end of the retractable rod 203, and a knob 205 is installed on the outer wall of the other end of the threaded rod 204. The threaded rod 204 is extended and retracted by rotating the knob 205, and the knobs 205 are connected by storage columns 206. In this way, the stability between the side panels 1 can be well supported, thereby improving the firmness of the device.

[0041] Reference Figure 1 A displacement sensor 10 is fixedly connected to the right side of the left side panel 1, a warning light 22 is fixedly connected to the right side of the left side panel 1, an inclinometer 21 is fixedly connected to the opposite sides of the two side panels 1, a plurality of handles 19 are fixedly connected to the tops of the two top brackets 16, and an anti-slip sleeve 20 is fixedly connected to the outer walls of the plurality of handles 19.

[0042] Specifically, the displacement sensor 10 and the warning light 22 can be used to accurately adjust the frame during installation, and the warning light 22 can be used to remind the construction personnel so that they can respond in time. The inclinometers 21 on both sides of the side panel 1 can ensure the stability of the installation frame and avoid deviation. The handle 19 with the anti-slip cover 20 can facilitate the removal of the well-constructed side panel 1.

[0043] Working principle: First, when installing the frame, tension is pre-applied through anchor rod 12 and anchor rod 2 17 to enhance soil stability, and at the same time, the light steel 5 is fixed to the top bracket 16, and the fixed plates 3 are connected by multiple reinforcement rods 14, which improves the firmness of the side plate 1, and the fixed plate 3 and the light steel 5 are connected by a support plate 7. The bottom end of the support plate 7 is slidably adjusted by a moving block 8. After adjusting the fixed angle of the side plate 1, the moving block 8 is fixed by rotating the positioning bolt 11, thus achieving material and cost savings. The use of steel reduces engineering costs, simplifies construction procedures, shortens construction periods, and improves construction efficiency. When reinforcing the side plate 1, the threaded rod 204 is extended by rotating the knobs 205 on both sides of the storage column 206, so that the side plate 1 is reinforced by the contraction rod 203, thereby enhancing the overall stability of the foundation pit and effectively preventing deformation and collapse of the foundation pit caused by soft soil rheology.

[0044] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been 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 make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A soft soil deep foundation pit support structure for construction, comprising a side plate (1), characterized in that: The opposite sides of the two side plates (1) are fixedly connected to a plurality of fixed plates (3), the opposite sides of the plurality of fixed plates (3) are threadedly connected to bolts (4), the bottom ends of the plurality of fixed plates (3) are rotatably connected to light steel (5), the opposite sides of the plurality of fixed plates (3) are rotatably connected to rotating blocks (6), the opposite sides of the plurality of rotating blocks (6) are rotatably connected to supporting plates (7), the bottom ends of the plurality of supporting plates (7) are rotatably connected to moving blocks (8), the opposite sides of the plurality of light steel (5) are provided with sliding grooves (9), and the bottoms of the plurality of moving blocks (8) are slidable. Connected to the top of the light steel (5), the sides away from each other of the plurality of moving blocks (8) are threadedly connected with positioning bolts (11), the outer walls of the plurality of positioning bolts (11) are slidably connected to the inside of the slide groove (9), the tops of the plurality of light steels (5) are threadedly connected with anchor rod one (12), the tops of the two side plates (1) are rotatably connected with a rotating shaft (15), the outer walls of the two rotating shafts (15) are rotatably connected with a top bracket (16), the tops of the two top brackets (16) are threadedly connected with anchor rod two (17), and a reinforcement mechanism (2) is provided between the two adjacent side plates (1).

2. A soft soil deep foundation pit support structure for construction according to claim 1, characterized in that: The reinforcement mechanism (2) comprises a plurality of fixed blocks (201), the sides of the plurality of fixed blocks (201) being away from each other are fixedly connected to the opposite side of the side plate (1), the opposite sides of the plurality of fixed blocks (201) are rotatably connected to the connecting blocks (202), the opposite sides of the plurality of connecting blocks (202) are fixedly connected to the retractable rods (203), the opposite ends of the plurality of retractable rods (203) are rotatably connected to the threaded rods (204), the opposite sides of the plurality of threaded rods (204) are threadably connected to the rotating knobs (205), and the opposite sides of the plurality of rotating knobs (205) are rotatably connected to the storage columns (206).

3. A soft soil deep foundation pit support structure for construction according to claim 2, characterized in that: The outer walls of the plurality of rotating knobs (205) are all fixedly connected with rubber strips (207).

4. The soft soil deep foundation pit support structure for construction according to claim 1, characterized in that: A displacement sensor (10) is fixedly connected to the right side of the left side panel (1), and a warning light (22) is fixedly connected to the right side of the left side panel (1).

5. The soft soil deep foundation pit support structure for construction according to claim 1, characterized in that: An inclinometer (21) is fixedly connected to opposite sides of the two side plates (1).

6. The soft soil deep foundation pit support structure for construction according to claim 1, characterized in that: A plurality of handles (19) are fixedly connected to the tops of the two top brackets (16), and an anti-slip sleeve (20) is fixedly connected to the outer walls of the plurality of handles (19).

7. The soft soil deep foundation pit support structure for construction according to claim 1, characterized in that: A plurality of connection holes (13) are provided on opposite sides of the plurality of fixing plates (3), and a reinforcement rod (14) is slidably connected inside the plurality of connection holes (13).

8. The soft soil deep foundation pit support structure for construction according to claim 1, characterized in that: A plurality of drainage holes (18) are provided on opposite sides of the two side plates (1).

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