Reinforced supporting structure for deep foundation pit

Abstract

The utility model relates to the technical field of deep foundation pit construction, and discloses a deep foundation pit reinforced supporting structure which is arranged on the outer side of a foundation pit wall, a steel plate is fixedly connected to the outer side of the foundation pit wall, a groove is formed in the outer side of the steel plate, and an anchor rod is connected to the outer side of the foundation pit wall in an inserted mode. According to the reinforced supporting structure for the deep foundation pit, one end of the first adjusting rod is fixed to the second bearing seat, the other end of the first adjusting rod is fixed to the connecting seat, the base is arranged at the bottom of the deep foundation pit, one end of the second adjusting rod is fixed to the base, the other end of the second adjusting rod is fixed to the connecting seat, and after the lengths of the first adjusting rod and the second adjusting rod are adjusted, the first adjusting rod and the second adjusting rod are welded in a welding mode; the first adjusting rod and the second adjusting rod form a fixed structure to provide support for the foundation pit walls, and when the deep foundation pit needs to be additionally supported, the square pipe and the steel plate are used for fixing, the foundation pit walls on the two sides are fixed, the second bearing seat and the first adjusting rod are installed, the first adjusting rod and the square pipe are fixedly locked, and transverse support is provided; and the square pipes and the second adjusting rods are combined and deployed according to requirements, and the supporting effect on the deep foundation pit is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to deep foundation pit construction technical field, concretely is a kind of deep foundation pit reinforced supporting structure. BACKGROUND

[0002] Deep foundation pit refers to the depth of excavation more than 5 meters, or depth although not more than 5 meters, but the geological conditions and surrounding environment and underground pipeline are particularly complex engineering, the supporting structure of existing deep foundation wall, more for by iron support plate sticking wall surface, then using support rod one end to resist support plate, one end to resist ground, to reach the effect of supporting deep foundation pit wall surface, cannot well according to actual demand the support angle of support rod is adjusted, cannot well according to actual demand the support angle of support rod is adjusted.

[0003] The utility model discloses a kind of deep foundation pit supporting structures in prior art patent with the announcement number CN211312540U, the deep foundation pit supporting structure, when extruding, by pushing first movable rod while compressing first spring, by pushing second movable rod while compressing second spring, by first spring and second spring play buffering protection effect, to improve the toughness of supporting device, improve the service life of device, the novel is convenient to operate, more practical, it is suitable for extensive promotion and use.

[0004] But the deep foundation pit supporting structure, only can support the single side of deep foundation pit, support effect is more limited, support effect is limited, support strength is weak. SUMMARY

[0005] In view of the problems existing in the prior art deep foundation pit supporting structure in support strength, the utility model provides a kind of deep foundation pit reinforced supporting structure, it can effectively solve the problems in the prior art.

[0006] Therefore, the technical scheme adopted by the utility model is as follows:

[0007] A kind of deep foundation pit reinforced supporting structure is set in foundation pit wall outside, the steel plate is fixedly connected in the foundation pit wall outside, recess is set in the steel plate outside, anchor rod is insertedly connected in the foundation pit wall outside, the anchoring body is fixedly connected in the left side of anchor rod, the reinforcing assembly is fixedly connected in the steel plate front end, the first bearing and second bearing are fixedly connected in the reinforcing assembly front end, the inclined seat is fixedly connected in the first bearing front end, one end of the first adjusting rod is fixedly connected in the second bearing front end, the square tube is fixedly connected in the steel plate front end, the other end of the first adjusting rod is fixedly connected with the second connecting seat, the second adjusting rod is fixedly connected in the second connecting seat front end, the pedestal is fixedly connected in the second adjusting rod lower end;

[0008] The reinforcing assembly includes cross bar, vertical rod and slot, the vertical rod is provided in the cross bar front end, and the slot is formed in the rear end of vertical rod;

[0009] The first bearing includes a reinforcing seat and a limiting groove, and the limiting groove is formed at the rear end of the reinforcing seat.

[0010] Preferably, the anchor rod is locked to the inclined seat, and the groove has a quarter-circle structure.

[0011] With the above technical solution, anchor bolts are installed. During the construction of deep foundation pits, equally spaced inclined holes are opened on the outer side of the foundation pit wall. The anchor bolts and anchor bodies are inserted into the inclined holes, concrete is injected into the inclined holes, and steel plates are fixed to the surface of the foundation pit wall. After multiple steel plates are spliced ​​together, the grooves are combined to form a complete circle, which facilitates the extension of the anchor bolts.

[0012] Preferably, the slot is adapted to the crossbar, and the limiting groove is adapted to both the crossbar and the vertical bar.

[0013] The above technical solution involves setting up reinforcement components, with the horizontal and vertical bars of the reinforcement components being fixed sequentially to the surface of the steel plate. The horizontal and vertical reinforcement structures press and fix the steel plate, dispersing the pressure on the pit wall.

[0014] Preferably, the first bearing and the second bearing have the same structure, and the front end of the reinforcing seat is provided with a circular groove.

[0015] The above technical solution allows the first bearing to be fixedly installed at the junction of the horizontal and vertical bars. The anchor rod extends from the circular groove of the reinforcing seat and is installed on the inclined seat of the first bearing using bolts, making assembly convenient.

[0016] Preferably, the first adjusting rod includes a first rotating seat, a first pipe, a second pipe, and a second rotating seat. The lower end of the first rotating seat is fixedly connected to the first pipe, the lower end of the first pipe is slidably connected to the second pipe, and the lower end of the second pipe is fixedly connected to the second rotating seat.

[0017] The above technical solution includes a first adjusting rod, the length of which can be adjusted as needed to distribute the force.

[0018] Preferably, the second adjusting rod has the same structure as the first adjusting rod, and the four sides of the connecting seat are fixedly connected to the first adjusting rod.

[0019] Through the above technical solution, when strengthening the support of deep foundation pits, the second bearing and the reinforcement components are fixed according to the arrangement pattern. One end of the first adjusting rod is fixed to the second bearing, and the other end of the first adjusting rod is fixed to the connecting seat. A base is deployed at the bottom of the deep foundation pit. One end of the second adjusting rod is fixed to the base, and the other end is fixed to the connecting seat. After the lengths of the first and second adjusting rods are adjusted, they are welded together. The first and second adjusting rods form a fixed structure to provide support for the foundation pit wall.

[0020] Preferably, one end of the second adjusting rod is fixedly connected to the base, and the other end of the second adjusting rod is fixedly connected to the connecting seat.

[0021] Through the above technical solution, the second adjusting rod and the first adjusting rod can be deployed as needed to maintain a good support effect.

[0022] Preferably, a first adjusting rod is fixedly connected to the outside of the square tube.

[0023] The above technical solution involves setting up square tubes. When additional support is needed for deep foundation pits, square tubes are used to fix steel plates to secure the foundation pit walls on both sides. A second bearing and a first adjusting rod are installed, and the first adjusting rod is fixed and locked to the square tube to provide lateral support. The square tubes and the second adjusting rod can be combined and deployed according to requirements to improve the support effect.

[0024] Compared with the prior art, the deep foundation pit reinforced support structure provided by this utility model has the following advantages:

[0025] Beneficial effects:

[0026] 1. This deep foundation pit reinforced support structure is equipped with anchor bolts. During deep foundation pit construction, equally spaced inclined holes are opened on the outer side of the foundation pit wall. Anchor bolts and anchor bodies are inserted into the inclined holes, and concrete is injected into the inclined holes. Steel plates are fixed to the surface of the foundation pit wall. After multiple steel plates are spliced, the grooves are combined to form a complete circle, facilitating the extension of the anchor bolts. Reinforcement components are installed, and the horizontal and vertical bars of the reinforcement components are fixed sequentially to the surface of the steel plates. The horizontal and vertical reinforcement structures press and fix the steel plates, dispersing the pressure on the foundation pit wall. The first bearing is fixedly installed at the junction of the horizontal and vertical bars, and the anchor bolts are installed from... The reinforcing seat has a protruding circular groove. The anchor rod is installed on the inclined seat of the first bearing seat using bolts, which is convenient for assembly. When reinforcing the support of deep foundation pits, the second bearing seat and the reinforcing components are fixed according to the arrangement pattern. One end of the first adjusting rod is fixed to the second bearing seat, and the other end of the first adjusting rod is fixed to the connecting seat. The base is deployed at the bottom of the deep foundation pit. One end of the second adjusting rod is fixed to the base, and the other end is fixed to the connecting seat. After the lengths of the first adjusting rod and the second adjusting rod are adjusted, they are welded together. The first adjusting rod and the second adjusting rod form a fixed structure to provide support for the foundation pit wall.

[0027] 2. This deep foundation pit reinforced support structure is equipped with square tubes. When additional support is required for the deep foundation pit, the square tubes are fixed to the steel plates to secure the foundation pit walls on both sides. The second bearing and the first adjusting rod are installed, and the first adjusting rod is fixed and locked to the square tube to provide lateral support. The square tubes and the second adjusting rod can be combined and deployed as needed, and together with the anchor bolts, the support effect for the deep foundation pit is strong and it is suitable for foundation pits of various depths. Attached Figure Description

[0028] Figure 1 This is a first-view three-dimensional structural diagram of the reinforced support structure for deep foundation pits of this utility model;

[0029] Figure 2 This is a second-view three-dimensional structural diagram of the reinforced support structure for deep foundation pits of this utility model;

[0030] Figure 3 This is a schematic diagram of the disassembled structure of the steel plate and anchor rod of this utility model;

[0031] Figure 4 This is a schematic diagram of the disassembled structure of the steel plate and reinforcing components of this utility model;

[0032] Figure 5 This is an enlarged schematic diagram of the first adjusting rod and square tube of this utility model.

[0033] The components are as follows: 1. Pit wall; 2. Steel plate; 3. Groove; 4. Anchor bolt; 5. Anchor body; 6. Reinforcing component; 601. Horizontal bar; 602. Vertical bar; 603. Slot; 7. First bearing seat; 701. Reinforcing seat; 702. Limiting groove; 8. Inclined seat; 9. Second bearing seat; 10. First adjusting rod; 1001. First rotating seat; 1002. First pipe fitting; 1003. Second pipe fitting; 1004. Second rotating seat; 11. Square tube; 12. Connecting seat; 13. Second adjusting rod; 14. Base. Detailed Implementation

[0034] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0035] Example 1:

[0036] like Figures 1-5 As shown, the deep foundation pit reinforced support structure provided in this example is set on the outside of the foundation pit wall 1. A steel plate 2 is fixedly connected to the outside of the foundation pit wall 1. A groove 3 is opened on the outside of the steel plate 2. An anchor rod 4 is inserted and connected to the outside of the foundation pit wall 1. An anchor body 5 is fixedly connected to the left side of the anchor rod 4. A reinforcement component 6 is fixedly connected to the front end of the steel plate 2. A first bearing 7 and a second bearing 9 are fixedly connected to the front end of the reinforcement component 6. An inclined seat 8 is fixedly connected to the front end of the first bearing 7. One end of a first adjusting rod 10 is fixedly connected to the front end of the second bearing 9. A square tube 11 is fixedly connected to the front end of the steel plate 2. A connecting seat 2 12 is fixedly connected to the other end of the first adjusting rod 10. A second adjusting rod 13 is fixedly connected to the front end of the connecting seat 2 12. A base 14 is fixedly connected to the lower end of the second adjusting rod 13.

[0037] See Figure 4In this example, the reinforcement component 6 includes a horizontal bar 601, a vertical bar 602, and a slot 603. The front end of the horizontal bar 601 is provided with the vertical bar 602, and the rear end of the vertical bar 602 is provided with the slot 603.

[0038] See Figure 4 In this example, the first bearing 7 includes a reinforcing seat 701 and a limiting groove 702, with the limiting groove 702 provided at the rear end of the reinforcing seat 701.

[0039] In some embodiments of this example, the anchor rod 4 is locked to the inclined seat 8, and the groove 3 has a quarter-circle structure. The advantage is that, with the anchor rod 4 installed, during deep foundation pit construction, equally spaced inclined holes are opened on the outer side of the foundation pit wall 1. The anchor rod 4 and the anchor body 5 are inserted into the inclined holes, concrete is injected into the inclined holes, and the steel plate 2 is fixed to the surface of the foundation pit wall 1. After multiple steel plates 2 are spliced ​​together, the groove 3 is combined to form a complete circle, facilitating the extension of the anchor rod 4.

[0040] In some embodiments of this example, the slot 603 is adapted to the horizontal bar 601, and the limiting groove 702 is adapted to both the horizontal bar 601 and the vertical bar 602. The advantage is that the reinforcement component 6 is provided, and the horizontal bar 601 and vertical bar 602 of the reinforcement component 6 are sequentially fixed to the surface of the steel plate 2. The horizontal and vertical reinforcement structures press and fix the steel plate 2 tightly, dispersing the pressure on the pit wall 1.

[0041] In some embodiments of this example, the first bearing 7 and the second bearing 9 have the same structure, and the front end of the reinforcing seat 701 has a circular groove. The advantage is that the first bearing 7 is fixedly installed at the junction of the horizontal bar 601 and the vertical bar 602, and the anchor rod 4 extends out from the circular groove of the reinforcing seat 701. The anchor rod 4 is installed on the inclined seat 8 of the first bearing 7 using bolts, which facilitates assembly.

[0042] Example 2:

[0043] This example provides an optimized solution for the scheme in Embodiment 1.

[0044] Combination Figure 5 As shown in the figure, this example illustrates the configuration of the first adjusting rod 10. The first adjusting rod 10 includes a first rotating seat 1001, a first tubular component 1002, a second tubular component 1003, and a second rotating seat 1004. The lower end of the first rotating seat 1001 is fixedly connected to the first tubular component 1002, the lower end of the first tubular component 1002 is slidably connected to the second tubular component 1003, and the lower end of the second tubular component 1003 is fixedly connected to the second rotating seat 1004. The advantage is that by providing the first adjusting rod 10, its length can be adjusted according to requirements, thus distributing the force.

[0045] In some embodiments of this example, the second adjusting rod 13 has the same structure as the first adjusting rod 10, and the four sides of the connecting seat 12 are fixedly connected to the first adjusting rod 10. The advantage is that, during deep foundation pit reinforcement support, the second bearing 9 and the reinforcement component 6 are fixed according to a set pattern, one end of the first adjusting rod 10 is fixed to the second bearing 9, and the other end of the first adjusting rod 10 is fixed to the connecting seat 12. A base 14 is deployed at the bottom of the deep foundation pit, one end of the second adjusting rod 13 is fixed to the base 14, and the other end is fixed to the connecting seat 12. After the lengths of the first adjusting rod 10 and the second adjusting rod 13 are adjusted, they are welded together, forming a fixed structure that provides support for the foundation pit wall 1.

[0046] In some embodiments of this example, one end of the second adjusting rod 13 is fixedly connected to the base 14, and the other end of the second adjusting rod 13 is fixedly connected to the connecting seat 12. The advantage is that the second adjusting rod 13 and the first adjusting rod 10 can be deployed as needed to maintain a good support effect.

[0047] In some embodiments of this example, the square tube 11 is fixedly connected to the outer side of the first adjusting rod 10. The advantage is that by using the square tube 11, when additional support is needed for deep foundation pits, the square tube 11 is fixed to the steel plate 2 to secure the foundation pit walls 1 on both sides. The second bearing 9 and the first adjusting rod 10 are then installed, and the first adjusting rod 10 is fixedly locked to the square tube 11, providing lateral support. The square tube 11 and the second adjusting rod 13 can be combined and deployed as needed to improve the support effect.

[0048] When using the deep foundation pit reinforced support structure formed by the above example scheme, equally spaced inclined holes are opened on the outer side of the foundation pit wall 1, anchor rods 4 and anchor bodies 5 are inserted into the inclined holes, concrete is injected into the inclined holes, and steel plates 2 are fixed to the surface of the foundation pit wall 1. After multiple steel plates 2 are spliced ​​together, the grooves 3 are combined to form a complete circle, which facilitates the extension of the anchor rods 4. A reinforcement component 6 is set up, and the horizontal bars 601 and vertical bars 602 of the reinforcement component 6 are fixed to the surface of the steel plates 2 in sequence. The horizontal and vertical reinforcement structure presses and fixes the steel plates 2, dispersing the pressure on the foundation pit wall 1.

[0049] The first bearing 7 is fixedly installed at the junction of the horizontal bar 601 and the vertical bar 602. The anchor rod 4 extends from the circular groove of the reinforcing seat 701. The anchor rod 4 is installed on the inclined seat 8 of the first bearing 7 using bolts, which is convenient for assembly.

[0050] When reinforcing the deep foundation pit, the second bearing 9 and the reinforcement component 6 are fixed according to the arrangement pattern. One end of the first adjusting rod 10 is fixed to the second bearing 9, and the other end of the first adjusting rod 10 is fixed to the connecting seat 12. The base 14 is deployed at the bottom of the deep foundation pit. One end of the second adjusting rod 13 is fixed to the base 14, and the other end is fixed to the connecting seat 12. After the lengths of the first adjusting rod 10 and the second adjusting rod 13 are adjusted, they are welded together. The first adjusting rod 10 and the second adjusting rod 13 form a fixed structure to provide support for the foundation pit wall 1.

[0051] When a deep foundation pit requires additional support, square tube 11 is fixed to steel plate 2 to fix the foundation pit walls 1 on both sides. Second bearing 9 and first adjusting rod 10 are installed, and the first adjusting rod 10 is fixed and locked to square tube 11 to provide lateral support. Square tube 11 and second adjusting rod 13 are combined and deployed according to requirements to improve the support effect.

[0052] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A reinforced support structure for deep foundation pits, arranged outside the foundation pit wall (1), characterized in that: The steel plate (2) is externally provided with a groove (3), the foundation pit wall (1) is externally connected with an anchor rod (4), the anchor rod (4) is fixedly connected with an anchoring body (5) on the left side, the steel plate (2) is fixedly connected with a reinforcing assembly (6) at the front end, the reinforcing assembly (6) is fixedly connected with a first bearing seat (7) and a second bearing seat (9) at the front end, the first bearing seat (7) is fixedly connected with an inclined seat (8) at the front end, one end of the first adjusting rod (10) is fixedly connected with the second bearing seat (9) at the front end, the steel plate (2) is fixedly connected with a square tube (11) at the front end, the other end of the first adjusting rod (10) is fixedly connected with a connecting seat (12), the connecting seat (12) is fixedly connected with a second adjusting rod (13) at the front end, and the second adjusting rod (13) is fixedly connected with a base (14) at the lower end. The reinforcing assembly (6) comprises a cross rod (601), a vertical rod (602) and a slot (603), the cross rod (601) is provided with the vertical rod (602) at the front end, and the vertical rod (602) is provided with the slot (603) at the rear end. The first bearing seat (7) comprises a reinforcing seat (701) and a limiting groove (702), and the limiting groove (702) is formed at the rear end of the reinforcing seat (701).

2. The reinforced support structure for deep foundation pit according to claim 1, characterized in that: The anchor rod (4) is locked with the inclined seat (8), and the groove (3) is in a quarter circular structure.

3. The reinforced support structure for deep foundation pit according to claim 1, wherein: The slot (603) is matched with the cross rod (601), and the limiting groove (702) is matched with the cross rod (601) and the vertical rod (602).

4. The reinforced support structure for deep foundation pit according to claim 1, characterized in that: The first bearing seat (7) and the second bearing seat (9) are the same in structure, and the reinforcing seat (701) is provided with a circular groove at the front end.

5. The reinforced support structure for deep foundation pit according to claim 1, wherein: The first adjusting rod (10) comprises a first rotating seat (1001), a first pipe (1002), a second pipe (1003) and a second rotating seat (1004), the first rotating seat (1001) is fixedly connected with the first pipe (1002) at the lower end, the first pipe (1002) is slidably connected with the second pipe (1003) at the lower end, and the second pipe (1003) is fixedly connected with the second rotating seat (1004) at the lower end.

6. The reinforced support structure for deep foundation pit according to claim 1, wherein: The second adjusting rod (13) is the same in structure as the first adjusting rod (10), and the connecting seat (12) is fixedly connected with the first adjusting rod (10) on four sides.

7. The reinforced support structure for deep foundation pit according to claim 1, wherein: One end of the second adjusting rod (13) is fixedly connected with the base (14), and the other end of the second adjusting rod (13) is fixedly connected with the connecting seat (12).

8. The reinforced support structure for deep foundation pit according to claim 1, wherein: The square tube (11) is fixedly connected with the first adjusting rod (10) on the outside.

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