Reinforcing mechanism for foundation engineering

Abstract

The utility model belongs to the technical field of foundation engineering, particularly relates to a reinforcing mechanism for foundation engineering, and aims to solve the problems of small excavation construction space and troublesome and strenuous mounting and dismounting in the background technology, and adopts the following scheme that the reinforcing mechanism comprises support frames distributed in an opposite supporting manner, and a bridge frame is welded on the outer wall of the top of each support frame; a first hydraulic push rod is fixedly connected to the outer wall of the top of the bridge. The reinforcing device can be used for transmitting force between the steel strand and the waist beam, two groups of diagonal bracing structures are designed, the force retaining box is mounted between the pressurizing cross beam and the waist beam and can keep axial prestress, the cover plate can be arranged on the splicing joint, weak parts of diagonal bracings are reinforced to form a whole, the reinforcing mode is novel, the stability is high, the whole occupied space is small, and the reinforcing device is convenient to use. The prestressed fish-bellied steel supporting structure is adopted as a whole, supporting rod pieces are sparse, the earth cutting construction space is large, supporting materials are few, mounting and dismounting are convenient, and recycling can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation engineering, in particular to a reinforcement mechanism for foundation engineering. Background Art

[0002] Foundation engineering is vital to the safety and stability of a building. A solid foundation ensures that the building remains stable during natural disasters such as earthquakes and hurricanes. In addition, the foundation is able to resist the pressure of the groundwater level and prevent the building from sinking or tilting.

[0003] In traditional foundation pit projects, the common reinforcement support system we see is the criss-crossing concrete or steel structure internal supports, which leads to small excavation construction space and troublesome and laborious installation and disassembly. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a reinforcement mechanism for foundation engineering, which overcomes the deficiencies of the prior art and effectively solves the problems of small excavation construction space and time-consuming and laborious installation and disassembly.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A reinforcement mechanism for foundation engineering, comprising a support frame with a supporting distribution, a bridge frame is welded to the top outer wall of the support frame, and a first hydraulic push rod is fixedly connected to the top outer wall of the bridge frame, and a piston rod of the first hydraulic push rod is fixedly connected to an oblique web rod;

[0007] H-shaped steel supports are arranged on both sides of the support frame, and the top outer wall of the H-shaped steel supports is fixedly connected with cover plates distributed at equal distances, the two ends of the top outer wall of the H-shaped steel supports are fixedly connected with a second hydraulic push rod, and the piston rod of the second hydraulic push rod is fixedly connected with a pressure beam, and the outer wall on one side of the pressure beam is provided with force retention boxes distributed at equal distances.

[0008] Preferably, tie rods distributed at equal distances are welded to the outer wall of the top of the H-shaped steel support.

[0009] Preferably, the outer wall of the H-shaped steel support is provided with supporting columns, and a joist is welded between the two columns, an inclined rod is welded between the column and the joist, a clamp is welded on the outer wall of the top of the joist, and the H-shaped steel support is arranged on the inner wall of the clamp.

[0010] Preferably, the outer wall at the bottom of the bridge frame is welded with steel strand perforated plates that are distributed in opposite directions.

[0011] Preferably, both ends of the H-shaped steel support are provided with guard plates, and a waist beam is fixedly connected to the outer wall of one side of the guard plate.

[0012] Preferably, the outer wall on one side of the enclosure plate is fixedly connected to brackets distributed at equal distances by bolts, and the waist beam is fixedly connected to the top outer wall of the bracket.

[0013] The beneficial effects of the utility model are:

[0014] 1. The foundation engineering reinforcement mechanism of this design can form a truss structure by pushing the diagonal web rod to squeeze the waist beam through the first hydraulic push rod, which can be used to transfer the force between the steel strand and the waist beam, and two sets of bracing structures are designed. The force box is installed between the pressure beam and the waist beam to maintain the axial prestress. The cover plate can be set on the splicing node to strengthen the weak parts of the bracing to form a whole. The reinforcement method is novel, the stability is strong, the overall space occupied is small, and the construction is convenient;

[0015] 2. The reinforcement mechanism for foundation engineering of this design adopts a prestressed fish-belly steel support structure as a whole. The support rods are very sparse, the excavation construction space is large, the support materials are small, and it is easy to install and dismantle, and can be recycled. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a bottom view of the overall structure of a reinforcement mechanism for foundation engineering proposed by the utility model;

[0017] Figure 2 This is a top view of the overall structure of a reinforcement mechanism for foundation engineering proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of an H-shaped steel bracing structure of a reinforcement mechanism for foundation engineering proposed by the utility model;

[0019] Figure 4 The utility model is a schematic diagram of a support frame connection structure of a reinforcement mechanism for foundation engineering proposed by the present invention.

[0020] In the figure: 1. Support frame; 2. Bridge frame; 3. First hydraulic push rod; 4. Diagonal web bar; 5. H-shaped steel brace; 6. Cover plate; 7. Second hydraulic push rod; 8. Pressure beam; 9. Security box; 10. Tie rod; 11. Column; 12. Support beam; 13. Diagonal rod; 14. Steel strand perforated plate; 15. Enclosure plate; 16. Waist beam; 17. Bracket; 18. Hoop. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Embodiment 1, refer to Figure 4A reinforcement mechanism for foundation engineering includes a support frame 1 with a supporting distribution, a bridge frame 2 is welded to the top outer wall of the support frame 1, and a first hydraulic push rod 3 is fixedly connected to the top outer wall of the bridge frame 2, and the piston rod of the first hydraulic push rod 3 is fixedly connected to a diagonal web rod 4.

[0023] In this embodiment, a truss structure can be formed by pushing the diagonal web 4 to squeeze the waist beam 16 through the first hydraulic push rod 3, which can be used to transfer the force between the steel strands and the waist beam 16, and two sets of support structures are designed. The force box 9 is installed between the pressure beam 8 and the waist beam 16 to maintain axial prestress. The cover plate 6 can be set on the splicing node to strengthen the weak parts of the support to form a whole. The reinforcement method is novel, the stability is strong, the overall space occupied is small, and the construction is convenient.

[0024] Example 2, refer to Figure 3 A reinforcement mechanism for foundation engineering, H-shaped steel braces 5 are arranged on both sides of the support frame 1, and the top outer wall of the H-shaped steel brace 5 is fixedly connected with cover plates 6 distributed at equal distances, both ends of the top outer wall of the H-shaped steel brace 5 are fixedly connected with second hydraulic push rods 7, and the piston rod of the second hydraulic push rod 7 is fixedly connected with a pressure beam 8, and the outer wall on one side of the pressure beam 8 is provided with force boxes 9 distributed at equal distances.

[0025] In this embodiment, a prestressed fish-belly steel support structure is adopted as a whole. The support rods are very sparse, the excavation construction space is large, the support material is small, the installation and dismantling are convenient, and the structure can be recycled.

[0026] Reference Figure 3 The top outer wall of the H-shaped steel support 5 is welded with tie rods 10 distributed at equal distances.

[0027] Reference Figures 1 to 3 The outer wall of the H-shaped steel brace 5 is provided with supporting columns 11, and a joist 12 is welded between the two columns 11, an inclined rod 13 is welded between the column 11 and the joist 12, a hoop 18 is welded on the outer wall of the top of the joist 12, and the H-shaped steel brace 5 is arranged on the inner wall of the hoop 18.

[0028] Reference Figure 4 The outer wall at the bottom of the bridge frame 2 is welded with a steel strand perforated plate 14 that is distributed in opposite directions.

[0029] Reference Figure 1 Both ends of the H-shaped steel support 5 are provided with a guard plate 15, and the outer wall of one side of the guard plate 15 is fixedly connected with a waist beam 16.

[0030] Reference Figures 1 to 2 The outer wall of one side of the enclosure plate 15 is fixedly connected with brackets 17 distributed at equal distances by bolts, and the waist beam 16 is fixedly connected to the top outer wall of the bracket 17.

[0031] Working principle: The whole structure uses prestress to resist the stress and deformation of the foundation enclosure. The waist beam 16 is connected and arranged along the periphery of the foundation pit to bear the pressure on both sides. The bracket 17 is arranged below the waist beam 16 to connect the enclosure plate 15 and the waist beam 16 to play a supporting role. The diagonal web 4 forms a truss structure, which can be used to transfer the force between the steel strand and the waist beam 16. The H-shaped steel brace 5 is used to transfer the axial support prestress. The pressure beam 8 is perpendicular to the support direction. The support is pressurized by the second hydraulic push rod 7 between the beams. The force box 9 is installed between the pressure beam 8 and the waist beam 16 to maintain the axial prestress. The cover plate 6 can be set on the splicing node to strengthen the weak parts of the brace to form a whole.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A reinforcement mechanism for foundation engineering, comprising a support frame (1) with a supporting distribution, characterized in that: A bridge frame (2) is welded to the top outer wall of the support frame (1), and a first hydraulic push rod (3) is fixedly connected to the top outer wall of the bridge frame (2), and a piston rod of the first hydraulic push rod (3) is fixedly connected to a diagonal web rod (4); H-shaped steel braces (5) are provided on both sides of the support frame (1), and the top outer wall of the H-shaped steel brace (5) is fixedly connected to cover plates (6) distributed at equal distances, and the two ends of the top outer wall of the H-shaped steel brace (5) are fixedly connected to second hydraulic push rods (7), and the piston rod of the second hydraulic push rod (7) is fixedly connected to a pressure beam (8), and the outer wall of one side of the pressure beam (8) is provided with force boxes (9) distributed at equal distances.

2. A reinforcement mechanism for foundation engineering according to claim 1, characterized in that: Tie rods (10) distributed at equal distances are welded to the outer wall of the top of the H-shaped steel brace (5).

3. A reinforcement mechanism for foundation engineering according to claim 1, characterized in that: The outer wall of the H-shaped steel brace (5) is provided with columns (11) distributed in a supporting manner, and a joist (12) is welded between the two columns (11), an inclined rod (13) is welded between the columns (11) and the joist (12), a hoop (18) is welded to the outer wall of the top of the joist (12), and the H-shaped steel brace (5) is arranged on the inner wall of the hoop (18).

4. A reinforcement mechanism for foundation engineering according to claim 1, characterized in that: The outer wall at the bottom of the bridge frame (2) is welded with steel strand perforated plates (14) that are distributed in opposite directions.

5. A reinforcement mechanism for foundation engineering according to claim 1, characterized in that: Both ends of the H-shaped steel brace (5) are provided with enclosure plates (15), and a waist beam (16) is fixedly connected to the outer wall of one side of the enclosure plate (15).

6. A reinforcement mechanism for foundation engineering according to claim 5, characterized in that: The outer wall of one side of the enclosure plate (15) is fixedly connected to brackets (17) distributed at equal distances by bolts, and the waist beam (16) is fixedly connected to the top outer wall of the bracket (17).

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