Novel deep foundation pit slope supporting structure

Abstract

The utility model relates to the field of foundation pit support, and discloses a novel deep foundation pit slope supporting structure which comprises two sets of separation nets, two sets of angle steel frames are fixedly installed on the tops of the two sets of separation nets, warning boards are fixedly installed on the front faces of the two sets of separation nets, and side-hung hinges are movably installed on the opposite faces of the two sets of angle steel frames. First stand columns are movably installed on the opposite faces of the two angle steel frames, a bottom plate is fixedly installed at the bottoms of the first stand columns, a female buckle is fixedly installed on one side of each first stand column, second stand columns are movably installed on the opposite faces of the two angle steel frames, and a bottom plate is fixedly installed at the bottoms of the second stand columns. A male buckle is fixedly installed on one side of the second stand column. Through installation of the side-hung hinges, the two sets of angle steel frames can be fixed to each other, the protection effect of the device is enhanced, the safety of foundation pit protection is improved, potential safety hazards are reduced, the two sets of angle steel frames can be folded to reduce the width of the angle steel frames, and transportation and storage are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit protection, in particular to a novel deep foundation pit slope supporting structure. Background Art

[0002] During the construction of municipal roads, road foundation pits will appear. The road foundation pit safety protection device is to remind people not to approach the foundation pit and to protect the foundation pit from damage. However, with the rapid development of municipal roads, the road foundation pit safety protection device also has certain shortcomings.

[0003] Patent document CN202039371U discloses a municipal road foundation pit safety protection device, which "comprises a steel mesh, an angle steel frame, and a steel pipe frame. The steel mesh is fixedly connected to the angle steel frame, which is fixedly connected to the steel pipe frame. The steel pipe frame includes a first steel pipe and a third steel pipe standing upright in parallel, and a second steel pipe and a fourth steel pipe whose ends are respectively fixed to the first steel pipe and the third steel pipe. The device also includes a plurality of connecting components, through which the angle steel frame is connected to the steel pipe frame. The utility model is applicable to various municipal road foundation pit protection projects and has the advantages of simple structure, easy installation and use, safe and reliable quality, and reusability."

[0004] In the above patent, when the device is in use, it is connected to the steel pipe frame through a steel mesh, an angle steel frame, and a steel pipe frame. The steel mesh is fixedly connected to the angle steel frame, and the angle steel frame is fixedly connected to the steel pipe frame. The steel pipe frame includes a first steel pipe and a third steel pipe standing in parallel, and a second steel pipe and a fourth steel pipe whose ends are respectively fixed to the first steel pipe and the third steel pipe. It also includes a plurality of connecting parts, and the angle steel frame is connected to the steel pipe frame through the connecting parts. The utility model is suitable for various municipal road foundation pit protection projects. It has the advantages of simple structure, easy installation and use, safe and reliable quality, and can be used repeatedly.

[0005] However, the use of the device still has certain shortcomings. The device is wide and cannot be folded for storage, which may cause inconvenience during transportation and storage. The device is cumbersome to transport and move, which increases the trouble of using the device and increases the waste of manpower. Utility Model Content

[0006] The purpose of the utility model is to provide a novel deep foundation pit slope supporting structure to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a novel deep foundation pit slope support structure, comprising two sets of isolation nets, two sets of angle steel frames fixedly mounted on the tops of the two sets of isolation nets, and warning signs fixedly mounted on the fronts of the two sets of isolation nets;

[0008] The opposite surfaces of the two groups of angle steel frames are movably installed with flat opening hinges, the facing surfaces of the two groups of angle steel frames are movably installed with first columns, the bottom of the first columns is fixedly installed with a base plate, and one side of the first columns is fixedly installed with a female buckle, the opposite surfaces of the two groups of angle steel frames are movably installed with second columns, the bottom of the second columns is fixedly installed with a base plate, and one side of the second columns is fixedly installed with a male buckle.

[0009] Preferably, a screw is movably mounted on one side of the flat hinge, and a nut is threadedly connected to the outer surface of the screw.

[0010] Preferably, an expansion bolt is threaded through the top of the base plate, and a nut is movably installed on the top of the expansion bolt.

[0011] Preferably, a connecting block is fixedly mounted on the other side of the first column, an angle steel frame is movably mounted on one side of the connecting block, and a groove is formed on one side of the angle steel frame.

[0012] Preferably, a hole is formed on the outer surface of the groove, an external thread fastener is movably mounted on the front side of the hole, and an internal thread fastener is movably mounted on the back side of the hole.

[0013] Preferably, a plastic leather cover is movably mounted on the front of the warning sign, and a plastic hook is fixedly mounted on the back of the plastic leather cover.

[0014] Preferably, an iron box is fixedly installed on the bottom of the angle steel frame, a rubber wheel is movably installed inside the iron box, a positioning block is movably installed on the top of the rubber wheel, a rotating shaft is movably installed on the front of the positioning block, and the angle steel frame is movably installed on the back of the rotating shaft.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] 1. The utility model fixes two sets of angle steel frames to each other through the installation of flat hinges, thereby enhancing the protective effect of the device, improving the safety of foundation pit protection, and reducing potential safety hazards. It also allows the two sets of angle steel frames to be folded to reduce their width for easy transportation and storage.

[0017] 2. The utility model makes transportation easier through the installation of rubber wheels, improves the convenience of the device, and reduces manpower waste. According to the installation of the rotating shaft, the rubber wheels can be retracted in the iron box when the device is in use, without affecting the fixation of the two sets of columns, reducing the inconvenience caused by the device when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2This is a schematic diagram of the flat hinge structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the bottom plate structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the connection block structure of the utility model;

[0022] Figure 5 This is a schematic cross-sectional view of the plastic leather case structure of the present utility model;

[0023] Figure 6 This is a schematic diagram of the rubber wheel structure of the present utility model.

[0024] In the figure: 1. Isolation net; 2. Angle steel frame; 3. Warning sign; 4. Casement hinge; 5. First column; 6. Base plate; 7. Female buckle; 8. Second column; 9. Male buckle; 10. Screw; 11. Nut; 12. Expansion bolt; 13. Nut; 14. Connecting block; 15. Groove; 16. Hole; 17. Externally threaded fastener; 18. Internally threaded fastener; 19. Plastic leather cover; 20. Plastic hook; 21. Iron box; 22. Rubber wheel; 23. Positioning block; 24. Rotating shaft. DETAILED DESCRIPTION

[0025] See also Figures 1 to 6 A new type of deep foundation pit slope support structure, comprising two groups of isolation nets 1, two groups of angle steel frames 2 are fixedly installed on the top of the two groups of isolation nets 1, warning signs 3 are fixedly installed on the front of the two groups of isolation nets 1, plastic leather covers 19 are movably installed on the front of the warning signs 3, and plastic hooks 20 are fixedly installed on the back of the plastic leather covers 19, and flat hinges 4 are movably installed on the opposite sides of the two groups of angle steel frames 2, and screws 10 are movably installed on one side of the flat hinges 4, and the outer surface of the screws 10 is threadedly connected There is a nut 11, and the facing surfaces of the two groups of angle steel frames 2 are movably mounted with a first column 5, and the bottom of the first column 5 is fixedly mounted with a bottom plate 6, and the top thread of the bottom plate 6 is connected with an expansion bolt 12, and the top of the expansion bolt 12 is movably mounted with a nut 13. A female buckle 7 is fixedly mounted on one side of the first column 5, and the facing surfaces of the two groups of angle steel frames 2 are movably mounted with a second column 8, and the bottom of the second column 8 is fixedly mounted with a bottom plate 6, and one side of the second column 8 is fixedly mounted with a male buckle 9;

[0026] By installing the angle steel frame 2 on the isolation net 1, the isolation net 1 and the angle steel frame 2 become a whole, so that the isolation net 1 will not move on the angle steel frame 2. By installing the plastic hook 20 on the back of the plastic leather cover 19, the plastic leather cover 19 can be hung on the two groups of isolation nets 1. The warning sign 3 is installed in the plastic leather cover 19, so that the warning sign 3 can be firmly fixed on the two groups of isolation nets 1. By installing the warning sign 3, people can see the words on the warning sign 3, so as to remind people not to approach the road foundation pit. By installing the screws 10 and the nuts 11, the flat hinge 4 can connect the two groups of angle steel frames 2 tightly and can fold and rotate the two groups of angle steel frames 2. By installing the expansion screws 12, the base plate 6 can be tightly connected to the ground, so that the device can be firmly on the ground. By installing the female buckle 7 and the male buckle 9, the first column 5 and the second column 8 can be snapped together, so that the two adjacent devices can be tightly connected.

[0027] A connecting block 14 is fixedly mounted on the other side of the first upright column 5, an angle steel frame 2 is movably mounted on one side of the connecting block 14, a groove 15 is formed on one side of the angle steel frame 2, a hole 16 is formed on the outer surface of the groove 15, an external threaded fastener 17 is movably mounted on the front side of the hole 16, and an internal threaded fastener 18 is movably mounted on the back side of the hole 16;

[0028] By installing the connecting block 14 and the groove 15, the connecting block 14 can be stuck in the groove 15. According to the holes 16 on the surface of the groove 15 and the installation of the external thread fasteners 17 and the internal thread fasteners 18, the connecting block 14 can be tightly connected to the groove 15, so that the two groups of angle steel frames 2 installed on the first column 5 and the second column 8 are not easy to move.

[0029] An iron box 21 is fixedly mounted on the bottom of the angle steel frame 2, a rubber wheel 22 is movably mounted inside the iron box 21, a positioning block 23 is movably mounted on the top of the rubber wheel 22, a rotating shaft 24 is movably mounted on the front of the positioning block 23, and the angle steel frame 2 is movably mounted on the back of the rotating shaft 24;

[0030] By installing the rubber wheel 22 and the positioning block 23, the two can form a whole. The positioning block 23 can control the position of the rubber wheel 22. A rotating shaft 24 is installed on the front of the positioning block 23, so that the positioning block 23 can rotate on the rotating shaft 24, so that the rubber wheel 22 can be retracted. It is installed on the angle steel frame 2 through the iron box 21, so that the rubber wheel 22 can be retracted into the iron box 21 when not in use.

[0031] Working principle: by installing expansion bolts 12 on the base plate 6, the base plate 6 can be fixed to the ground, so that the first column 5 and the second column 8 are not easy to shake, and the two groups of angle steel frames 2 can be stably fixed on the first column 5 and the second column 8 by using internal thread fasteners 17 and external thread fasteners 18 through the connecting block 14 and the groove 15. By installing a flat hinge 4 between the two groups of angle steel frames 2, the two groups of angle steel frames 2 can be tightly connected, and the device is not easy to shake when in use. The device can be folded up when not in use. By installing the positioning block 23 and the rotating shaft 24, the positioning block 23 can be rotated on the rotating shaft 24, and then the positioning block 23 is installed on the rubber wheel 22, so that the rubber wheel 22 can make the device easy to move and transport.

[0032] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A new type of deep foundation pit slope support structure, comprising two sets of isolation nets (1), characterized in that: Two groups of angle steel frames (2) are fixedly installed on the tops of the two groups of isolation nets (1), and warning signs (3) are fixedly installed on the fronts of the two groups of isolation nets (1); The opposite surfaces of the two groups of angle steel frames (2) are movably mounted with flat hinges (4), the opposite surfaces of the two groups of angle steel frames (2) are movably mounted with first columns (5), the bottom of the first columns (5) is fixedly mounted with a base plate (6), one side of the first columns (5) is fixedly mounted with a female buckle (7), the opposite surfaces of the two groups of angle steel frames (2) are movably mounted with second columns (8), the bottom of the second columns (8) is fixedly mounted with a base plate (6), and one side of the second columns (8) is fixedly mounted with a male buckle (9).

2. A new deep foundation pit slope support structure according to claim 1, characterized in that: A screw (10) is movably mounted on one side of the flat hinge (4), and a nut (11) is threadedly connected to the outer surface of the screw (10).

3. The novel deep foundation pit slope support structure according to claim 1 is characterized in that: The top thread of the bottom plate (6) is connected with an expansion bolt (12), and the top of the expansion bolt (12) is movably mounted with a nut (13).

4. The novel deep foundation pit slope support structure according to claim 1 is characterized in that: A connecting block (14) is fixedly mounted on the other side of the first column (5), an angle steel frame (2) is movably mounted on one side of the connecting block (14), and a groove (15) is provided on one side of the angle steel frame (2).

5. The novel deep foundation pit slope support structure according to claim 4 is characterized in that: The outer surface of the groove (15) is provided with a hole (16), the front side of the hole (16) is movably mounted with an external thread fastener (17), and the back side of the hole (16) is movably mounted with an internal thread fastener (18).

6. The novel deep foundation pit slope support structure according to claim 1 is characterized in that: A plastic leather cover (19) is movably mounted on the front of the warning sign (3), and a plastic hook (20) is fixedly mounted on the back of the plastic leather cover (19).

7. The novel deep foundation pit slope support structure according to claim 1 is characterized in that: An iron box (21) is fixedly mounted on the bottom of the angle steel frame (2), a rubber wheel (22) is movably mounted inside the iron box (21), a positioning block (23) is movably mounted on the top of the rubber wheel (22), a rotating shaft (24) is movably mounted on the front of the positioning block (23), and the angle steel frame (2) is movably mounted on the back of the rotating shaft (24).

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