Foundation pit edge protection device for constructional engineering

Abstract

The utility model provides a constructional engineering foundation pit edge protection device which comprises an installation frame and a plurality of protection net plates arranged in the installation frame, the upper side and the lower side of each protection net plate are connected to the installation frame through two connecting pieces, and when the protection net plates are disassembled, limiting pieces are pushed, so that the protection net plates are disassembled. One end of the limiting piece slides out of the limiting groove of the fixed rod, the fixed rod is pulled out of the through groove of the mounting frame and the through hole of the movable plate, at the moment, the movable plate can rotate in the movable groove formed in the first fixed plate, and one end of the movable plate slides out of the second clamping groove formed in the second fixed plate; the operation is repeated, so that the four movable plates do not fix the four corresponding second fixing plates on the protective screen plate, at the moment, the protective screen plate can be disassembled to be cleaned, maintained or replaced, compared with a traditional mode that the protective screen plate is disassembled through a professional tool, time and labor are saved, the disassembling process is simple, and the working efficiency is improved. The time and labor cost is reduced, and the labor cost is reduced to a certain extent.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit edge protection, in particular to a construction engineering foundation pit edge protection device. Background Art

[0002] Construction projects need to follow certain design plans and engineering standards, use certain engineering technologies, and build buildings or other engineering projects with specific functions and use values ​​through the construction process. Architectural design is the core of construction projects. Material selection needs to consider factors such as performance, cost, and environmental protection. The construction process needs to strictly abide by relevant safety regulations to ensure the safety of construction workers. Foundation pit edge protection devices, also known as foundation pit guardrails or edge protection nets, are an important safety protection facility, mainly used to protect the safety of construction workers when working at the edge of the foundation pit.

[0003] Existing edge protection devices generally include a mounting frame and a protective mesh plate arranged on the mounting frame. Dust and dirt are easily accumulated on the surface of the protective mesh plate in the construction environment. If it is not cleaned for a long time, it may accelerate the corrosion and aging process of the protective mesh plate and shorten its service life. However, most of the existing protective mesh plates and mounting frames are integrated structures. The protective mesh plates are fixed to the mounting frame by bolts or welding. When the protective mesh plate needs to be cleaned, repaired or replaced, professional tools and equipment may be required. The disassembly process is relatively cumbersome, which increases the time and manpower investment to a certain extent, thereby increasing the maintenance cost.

[0004] Therefore, it is necessary to provide a new construction engineering foundation pit edge protection device to solve the above-mentioned technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a construction engineering foundation pit edge protection device.

[0006] The utility model provides a construction engineering foundation pit edge protection device comprising: a mounting frame and a plurality of protection mesh plates arranged in the mounting frame, wherein the upper and lower sides of the plurality of protection mesh plates are connected to the mounting frame through two connecting members;

[0007] The connecting member includes a first fixed plate, a second fixed plate, a movable plate, a fixed rod and a limiting member, one side of the first fixed plate is fixedly connected to the mounting frame, one side of the movable plate is movably connected to a movable groove opened in the first fixed plate and rotates in the movable groove, the movable plate is adapted to the first clamping groove opened in the first fixed plate, one end of the movable plate away from the first fixed plate is adapted to the second clamping groove opened in the second fixed plate, one side of the second fixed plate is fixedly connected to the side wall of the protective net plate, the fixing rod is movably arranged in the through hole opened in the movable plate and the through groove opened on the mounting frame, and the side wall of the fixing rod is adapted to the through hole opened in the first fixed plate and the through groove opened on the mounting frame, one end of the limiting member is adapted to the limiting groove opened on the fixing rod, and the limiting member is arranged in the mounting cavity opened in the mounting frame.

[0008] Preferably, the limiting member includes a limiting block and a spring, the limiting member includes a pushing plate, a limiting block and a spring, one end of the spring is fixedly connected to the inner wall of the mounting cavity opened by the mounting frame, the other end of the spring is fixedly connected to one end of the limiting block, the limiting block is adapted to the limiting groove opened on the fixing rod, one side of the pushing plate is fixedly connected to the side wall of the limiting block, and the pushing plate and the limiting block are both movably arranged in the mounting cavity opened by the mounting frame.

[0009] Preferably, one corner of the limit block is chamfered in an arc shape.

[0010] Preferably, one side of the fixing rod is chamfered in an arc shape.

[0011] Preferably, a plurality of mounting plates for fixing the mounting bracket are provided on one side of the mounting bracket.

[0012] Preferably, a plurality of the warning plates are fixedly connected to the bottom side of the mounting frame, and a plurality of warning strips are provided on the warning plates.

[0013] Compared with the related art, the construction engineering foundation pit edge protection device provided by the utility model has the following beneficial effects:

[0014] The utility model provides a construction engineering foundation pit edge protection device, when the protective mesh is disassembled, the limit piece is pushed in the direction away from the first fixed plate, one end of the limit piece slides out of the limit slot of the fixing rod and does not limit the limit rod, the fixing rod is drawn out from the through slot of the mounting frame and the through hole of the movable plate, at this time the movable plate can be rotated in the movable slot provided on the first fixed plate, one end of the movable plate slides out of the second clamping slot provided on the second fixed plate and does not limit the second fixed plate, the above operation is repeated so that the four movable plates do not fix the corresponding four second fixed plates on the protective mesh, at this time the protective mesh can be disassembled for cleaning, repair or replacement, this method saves time and labor compared to the traditional method of using professional tools to disassemble the protective mesh, the disassembly process is relatively simple, the time and labor costs are reduced, and the labor costs are reduced to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic diagram of the overall structure of the construction engineering foundation pit edge protection device provided by the utility model;

[0016] Figure 2 for Figure 1 The enlarged view of point A is shown;

[0017] Figure 3 Another perspective overall structural diagram of the construction engineering foundation pit edge protection device provided by the utility model;

[0018] Figure 4 A schematic diagram of the overall structure of the connector provided by the utility model;

[0019] Figure 5 A schematic diagram of the disassembly of the connecting piece structure provided by the utility model;

[0020] Figure 6 A schematic diagram of the cross-sectional structure of the connecting piece, mounting frame and protective mesh provided by the utility model;

[0021] Figure 7 This is a schematic diagram of the cross-sectional structure of the mounting frame provided by the utility model.

[0022] Numbers in the figure: 1. Mounting frame; 2. Protective mesh plate; 3. First fixed plate; 4. Second fixed plate; 5. Movable plate; 6. Fixed rod; 7. Movable slot; 8. First card slot; 9. Second card slot; 10. Limit block; 11. Spring; 12. Mounting cavity; 13. Through slot; 14. Limit slot; 15. Mounting plate; 16. Warning plate; 17. Push plate. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0024] Please refer to Figure 1-Figure 7 ,in, Figure 1 A schematic diagram of the overall structure of the construction engineering foundation pit edge protection device provided by the utility model; Figure 2 for Figure 1 The enlarged view of point A is shown; Figure 3 Another perspective overall structural diagram of the construction engineering foundation pit edge protection device provided by the utility model; Figure 4 A schematic diagram of the overall structure of the connector provided by the utility model; Figure 5 A schematic diagram of the disassembly of the connecting piece structure provided by the utility model; Figure 6 A schematic diagram of the cross-sectional structure of the connecting piece, mounting frame and protective mesh provided by the utility model; Figure 7 This is a schematic diagram of the cross-sectional structure of the mounting frame provided by the utility model.

[0025] In the specific implementation process, Figure 1-Figure 7As shown, a construction engineering foundation pit edge protection device includes a mounting frame 1 and a plurality of protective mesh panels 2 arranged in the mounting frame 1, the upper and lower sides of the plurality of protective mesh panels 2 are connected to the mounting frame 1 through two connecting members, the connecting members include a first fixed plate 3, a second fixed plate 4, a movable plate 5, a fixed rod 6 and a limiter, one side of the first fixed plate 3 is fixedly connected to the mounting frame 1, one side of the movable plate 5 is movably connected to a movable groove 7 opened on the first fixed plate 3 and rotates in the movable groove 7, the movable plate 5 is adapted to a first card slot 8 opened on the first fixed plate 3, and one end of the movable plate 5 away from the first fixed plate 3 is connected to the second fixed plate The second card slot 9 opened on the plate 4 is adapted, one side of the second fixed plate 4 is fixedly connected to the side wall of the protective mesh plate 2, the fixed rod 6 is movably arranged in the through hole opened in the movable plate 5 and the through slot 13 opened on the mounting frame 1, and the side wall of the fixed rod 6 is adapted to the through hole opened in the first fixed plate 3 and the through slot 13 opened on the mounting frame 1, one end of the limiter is adapted to the limiter slot 14 opened on the fixed rod 6, the limiter is arranged in the mounting cavity 12 opened on the mounting frame 1, the limiter includes a limiter block 10 and a spring 11, the limiter includes a push plate, a limiter block 10 and a spring 11, one end of the spring 11 is fixedly connected to the mounting frame On the inner wall of the mounting cavity 12 opened by the mounting frame 1, the other end of the spring 11 is fixedly connected to one end of the limit block 10, the limit block 10 is adapted to the limit groove 14 opened on the fixing rod 6, one side of the push plate is fixedly connected to the side wall of the limit block 10, the push plate and the limit block 10 are both movably arranged in the mounting cavity 12 opened by the mounting frame 1, one corner of the limit block 10 is arc-shaped chamfered, and one side of the fixing rod 6 is arc-shaped chamfered. When installing the protective mesh plate 2, the movable plate 5 is inserted into the second card groove 9 of the second fixing plate 4 on the protective mesh plate 2, and the fixing rod 6 is inserted into the through hole of the movable plate 5 and the through groove 13 of the mounting frame 1, and the limit The arc chamfer of the positioning block 10 is subjected to the pressure applied by the fixing rod 6 to move in the direction away from the fixing rod 6 and exerts pressure on the spring 11 to shrink it. When the fixing rod 6 moves a certain distance in the through groove 13, the spring 11 exerts a thrust to make the limiting block 10 snap into the limiting groove 14 of the fixing rod 6, so that the fixing rod 6 limits the movable plate 5. One side of the mounting frame 1 is provided with a plurality of mounting plates 15 for fixing the mounting frame 1, and the bottom side of the mounting frame 1 is fixedly connected with a plurality of warning plates 16, on which a plurality of warning strips are provided to remind pedestrians or workers around to pay attention to safety, avoid accidents, and improve the safety of construction.

[0026] The working principle of the utility model is as follows: when the protective mesh plate 2 is disassembled, the push plate is pushed in the direction away from the first fixed plate 3, and the push plate drives the limit block 10 to move, so that one end of the limit block 10 slides out of the limit slot 14 of the fixed rod 6 and does not limit the limit rod, and the fixed rod 6 is pulled out from the through slot 13 of the mounting frame 1 and the through hole of the movable plate 5. At this time, the movable plate 5 can rotate in the movable slot 7 opened on the first fixed plate 3, and one end of the movable plate 5 slides out of the second card slot 9 opened on the second fixed plate 4 and does not limit the second fixed plate 4. Repeat the above operation so that the four movable plates 5 do not move in the corresponding four second slots on the protective mesh plate 2 The fixed plate 4 is fixed. At this time, the protective mesh 2 can be removed for cleaning, repair or replacement. When installing the protective mesh 2, the movable plate 5 is inserted into the second slot 9 of the second fixed plate 4 on the protective mesh 2, and the fixing rod 6 is inserted into the through hole of the movable plate 5 and the through slot 13 of the mounting frame 1. The limit block 10 is subjected to the pressure applied by the fixing rod 6 and moves in the direction away from the fixing rod 6 and applies pressure to the spring 11 to shrink it. When the fixing rod 6 moves a certain distance in the through slot 13, the spring 11 applies a thrust to make the limit block 10 inserted into the limit slot 14 of the fixing rod 6, so that the fixing rod 6 limits the movable plate 5 to complete the fixation of the protective mesh 2.

[0027] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A construction engineering foundation pit edge protection device, characterized in that: include: A mounting frame (1) and a plurality of protective mesh plates (2) arranged in the mounting frame (1), wherein upper and lower sides of the plurality of protective mesh plates (2) are connected to the mounting frame (1) via two connecting members; The connecting member comprises a first fixed plate (3), a second fixed plate (4), a movable plate (5), a fixed rod (6) and a stopper; one side of the first fixed plate (3) is fixedly connected to the mounting frame (1); one side of the movable plate (5) is movably connected to a movable groove (7) provided on the first fixed plate (3) and rotates in the movable groove (7); the movable plate (5) is adapted to a first clamping groove (8) provided on the first fixed plate (3); an end of the movable plate (5) away from the first fixed plate (3) is engaged with a second clamping groove (8) provided on the second fixed plate (4) The second fixing plate (4) is fixedly connected to the side wall of the protective mesh plate (2), the fixing rod (6) is movably arranged in the through hole opened in the movable plate (5) and the through slot (13) opened on the mounting frame (1), and the side wall of the fixing rod (6) is adapted to the through hole opened in the first fixing plate (3) and the through slot (13) opened on the mounting frame (1), one end of the limiting member is adapted to the limiting slot (14) opened in the fixing rod (6), and the limiting member is arranged in the mounting cavity (12) opened in the mounting frame (1).

2. The construction engineering foundation pit edge protection device according to claim 1 is characterized in that: The limiting member comprises a push plate (17), a limiting block (10) and a spring (11); one end of the spring (11) is fixedly connected to the inner wall of a mounting cavity (12) provided on the mounting frame (1); the other end of the spring (11) is fixedly connected to one end of the limiting block (10); the limiting block (10) is adapted to a limiting groove (14) provided on the fixing rod (6); one side of the push plate (17) is fixedly connected to the side wall of the limiting block (10); the push plate (17) and the limiting block (10) are both movably arranged in the mounting cavity (12) provided on the mounting frame (1).

3. The construction engineering foundation pit edge protection device according to claim 2 is characterized in that: One corner of the limit block (10) is chamfered in an arc shape.

4. The construction engineering foundation pit edge protection device according to claim 3 is characterized in that: One side of the fixing rod (6) is chamfered in an arc shape.

5. The construction engineering foundation pit edge protection device according to claim 4 is characterized in that: A plurality of mounting plates (15) for fixing the mounting frame are provided on one side of the mounting frame (1).

6. The construction engineering foundation pit edge protection device according to claim 5, characterized in that: A plurality of warning plates (16) are fixedly connected to the bottom side of the mounting frame (1), and a plurality of warning strips are provided on the warning plates (16).

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