Safety protection device for foundation pit of single-pipe tower

Abstract

The utility model discloses a safety protection device for a single-pipe tower foundation pit, which belongs to the technical field of safety of the single-pipe tower foundation pit and comprises a support frame, one end of the inner side of the support frame is movably connected with a rotating component, a protective net is wound on the surface of the rotating component, and protective strips are arranged at the upper end and the lower end of the protective net. According to the single-pipe tower foundation pit safety protection device, disassembly and assembly can be facilitated through the arranged supporting frames, the arranged supporting frames can be increased or decreased according to the stretching length of the protection net, then the rotating assembly is arranged, the protection net can be wound, and therefore the single-pipe tower foundation pit safety protection device can be adjusted according to the size of a foundation pit; according to the safety protection device for the single-pipe tower foundation pit, the flexibility of the safety protection device for the single-pipe tower foundation pit is improved, the supporting frame can be assembled through the vertical rods, the transverse rods and the first fixing pieces, then the transverse rods can be assembled through cooperation of the connecting rods and the second fixing pieces, and therefore a worker can conveniently adjust the connection increasing and decreasing number between the connecting rods.

Description

Technical Field

[0001] The utility model relates to the technical field of safety of a single-tube tower foundation pit, in particular to a safety protection device for a single-tube tower foundation pit. Background Art

[0002] The single-tube tower belongs to the field of tube tower technology, including a tower body and a working platform connected to the upper part of the tower body. When the tower body is fixed to the ground, a foundation pit needs to be built so that concrete can be poured inside the foundation pit. Therefore, the single-tube tower can be installed more stably on the ground. However, during the construction of the foundation pit, protective devices need to be installed around the foundation pit.

[0003] The protective net and supporting parts in the existing protective device are usually fixed, which makes it impossible to adjust the protective net according to the size of the foundation pit, and the supporting parts cannot be increased or decreased, thereby reducing the overall flexibility of the protective device. At the same time, the overall structure of the foundation pit safety protection device occupies too large a space during transportation, which is inconvenient for workers to carry.

[0004] According to the announcement number: CN217811057U, a single-tube tower foundation pit safety protection device is proposed, including a foundation pit ring, a foundation pit cover, and a support mechanism. The upper end of the foundation pit ring is integrally provided with an annular outer edge, and the lower end of the inner wall is hinged with support plates at equal intervals. The upper part of the inner wall of the circular ring is provided with an internal thread. The support mechanism includes a screw, a handle box, a fixing nut, and a connecting rod. The fixing nut is fixedly connected to the foundation pit ring through a connecting rod. The upper end of the screw is horizontally fixedly connected to the handle box, and a bearing is installed at the lower end. The screw cooperates with the fixing nut. One end of the connecting rod is hinged to the outer ring of the bearing, and the other end is hinged to the support plate. The foundation pit cover includes a circular cover plate, a clamping ring integrally arranged on the bottom surface of the circular cover plate, an external thread is arranged on the outside of the clamping ring, and the external thread cooperates with the internal thread of the foundation pit ring. A groove is arranged in the center of the bottom surface of the foundation pit cover, and the groove is arranged corresponding to the handle box. The protection device can effectively and safely protect the single-tube tower foundation pit during the maintenance period after the construction is completed to prevent safety accidents.

[0005] According to the above introduction, the single-tube tower foundation pit safety protection device provides safety protection, but the overall flexibility of the protection device becomes poor, and the protection net cannot be adjusted arbitrarily according to the size of the foundation pit. In order to solve the above problems, a single-tube tower foundation pit safety protection device is proposed. Utility Model Content

[0006] The purpose of the present utility model is to provide a safety protection device for the foundation pit of a single-tube tower. The support frame provided can be conveniently disassembled and assembled, and the number of support frames can be increased or decreased according to the stretching length of the protective net. Subsequently, a rotating component is provided to wind up the protective net, thereby realizing the adjustment of the safety protection device for the foundation pit of the single-tube tower according to the size of the foundation pit, improving the flexibility of the safety protection device for the foundation pit of the single-tube tower, so as to solve the problems raised in the above background technology.

[0007] To achieve the above purpose, the present utility model provides the following technical solutions: A safety protection device for the foundation pit of a single-tube tower, including a support frame. One end inside the support frame is movably connected with a rotating component, and a protective net is wound around the surface of the rotating component. Protective strips are provided at both the upper and lower ends of the protective net. One end of the protective net away from the rotating component is fixedly connected with a fixed rod, and the fixed rod is clamped with the other end of the support frame. Both ends of the bottom of the support frame are fixedly connected with support seats.

[0008] Preferably, the rotating component includes a driving machine. The driving machine is installed at the top of one end of the support frame. The output shaft of the driving machine is fixedly connected with a connecting shaft, and the protective net is wound around the connecting shaft. The bottom end of the connecting shaft is rotatably connected with the lower end of the support frame through a bearing.

[0009] Preferably, the support frame includes two vertical rods and two cross rods. Both ends of the vertical rods are fixedly connected with both ends of the cross rods through first fixing members.

[0010] Preferably, the cross rod includes two connecting rods. A second fixing member is installed at the butting position of the two connecting rods. The end of the connecting rod away from the butting position is fixedly connected with the vertical rod through a first fixing member.

[0011] Preferably, a buckle is movably connected to the surface of one of the vertical rods. A clamping seat is fixedly connected to the position on the fixed rod corresponding to the buckle, and one end of the buckle is clamped on the clamping seat.

[0012] Preferably, a handle is fixedly connected to the surface of the fixed rod, and the edges at both ends of the handle are provided with beveled surfaces.

[0013] Preferably, positioning columns are fixedly connected to the symmetric positions on the support seat. The top of the positioning column penetrates the lower cross rod and is fixedly connected with a fastening member.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] 1. The utility model provides a safety protection device for the foundation pit of a single-tube tower. The provided support frame can be conveniently disassembled and assembled, and the number of the support frames can be increased or decreased according to the stretching length of the protection net. Subsequently, a rotating assembly is provided to wind up the protection net, thereby realizing the adjustment of the safety protection device for the foundation pit of the single-tube tower according to the size of the foundation pit and improving the flexibility of the safety protection device for the foundation pit of the single-tube tower.

[0016] 2. The utility model provides a safety protection device for the foundation pit of a single-tube tower. The support frame can be assembled through a vertical rod, a horizontal rod and a first fixing member. Subsequently, the horizontal rod can be assembled through the cooperation of a connecting rod and a second fixing member, so as to facilitate the staff to adjust the number of connections between the connecting rods, and therefore the support frame can be adjusted according to the stretching length of the protection net, enhancing the overall flexibility of the safety protection device for the foundation pit of the single-tube tower. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 is a schematic diagram of the structure of the support frame of the utility model;

[0019] Figure 3 is a schematic diagram of the structure of the rotating assembly and the protection net of the utility model;

[0020] Figure 4 is an exploded schematic diagram of the structure of the support frame of the utility model.

[0021] Reference numerals in the drawings: 1, support frame; 101, vertical rod; 102, horizontal rod; 1021, connecting rod; 1022, second fixing member; 103, first fixing member; 2, rotating assembly; 21, driving machine; 22, connecting shaft; 3, protection net; 4, protection strip; 5, fixing rod; 6, support seat; 7, buckle; 8, card seat; 9, handle; 10, positioning column; 11, fastener. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] Next, the technical solutions in the embodiments of the utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the utility model.

[0023] The utility model provides as Figures 1 to 4A safety protection device for a single-pole tower foundation pit shown in the figure includes a support frame 1. One end inside the support frame 1 is movably connected with a rotating component 2. A protective net 3 is wound on the surface of the rotating component 2. Protective strips 4 are arranged at both the upper and lower ends of the protective net 3. One end of the protective net 3 away from the rotating component 2 is fixedly connected with a fixing rod 5. The fixing rod 5 is clamped with the other end of the support frame 1. Two support seats 6 are fixedly connected to both ends of the bottom of the support frame 1. By setting the support frame 1, it is convenient for disassembly and assembly, and the set support frame 1 can be increased or decreased according to the stretching length of the protective net 3. Subsequently, setting the rotating component 2 can wind up the protective net 3, so that the safety protection device for the single-pole tower foundation pit can be adjusted according to the size of the foundation pit, improving the flexibility of the safety protection device for the single-pole tower foundation pit.

[0024] The rotating component 2 includes a driving machine 21. The driving machine 21 is installed at the top of one end of the support frame 1. The output shaft of the driving machine 21 is fixedly connected with a connecting shaft 22. The protective net 3 is wound on the connecting shaft 22. The bottom end of the connecting shaft 22 is rotationally connected with the lower end of the support frame 1 through a bearing. By setting the driving machine 21 to provide a power source, the protective net 3 wound on the connecting shaft 22 is wound up and released, so as to facilitate the storage and use of the protective net 3.

[0025] The support frame 1 includes two vertical rods 101 and two cross rods 102. Both ends of the vertical rod 101 are fixedly connected with both ends of the cross rod 102 through first fixing parts 103. The cross rod 102 includes two connecting rods 1021. A second fixing part 1022 is installed at the butting position of the two connecting rods 1021. The end of the connecting rod 1021 away from the butt joint is fixedly connected with the vertical rod 101 through the first fixing part 103. The support frame 1 can be assembled through the vertical rod 101, the cross rod 102 and the first fixing part 103. Subsequently, through the cooperation of the connecting rod 1021 and the second fixing part 1022, the cross rod 102 can be assembled, so as to facilitate the staff to adjust the number of connections between the connecting rods 1021. Therefore, the support frame 1 can be adjusted according to the stretching length of the protective net 3, enhancing the overall flexibility of the safety protection device for the single-pole tower foundation pit.

[0026] A buckle 7 is movably connected to the surface of one of the vertical rods 101. A clamping seat 8 is fixedly connected to the position on the fixing rod 5 corresponding to the buckle 7. One end of the buckle 7 is clamped on the clamping seat 8. Through the cooperation of the set buckle 7 and the clamping seat 8, the protective net 3 can be fixed between the fixing rod 5 and one of the vertical rods 101.

[0027] A handle 9 is fixedly connected to the surface of the fixing rod 5. The edges at both ends of the handle 9 are arranged as inclined sections, which is convenient for stretching the protective net 3.

[0028] The support base 6 is fixedly connected with positioning columns 10 at symmetric positions. The top of the positioning column 10 penetrates through the lower cross bar 102 and is fixedly connected with a fastener 11. By providing the positioning columns 10 and the fasteners 11, the support base 6 can be fixed to the support frame 1, facilitating the installation of the protective net 3 driven by the support frame 1.

[0029] During specific use, first, the support frame 1 can be assembled through the vertical bar 101, the cross bar 102, and the first fixing member 103. Subsequently, the cross bar 102 can be assembled through the cooperation of the connecting rod 1021 and the second fixing member 1022, thus facilitating the adjustment of the addition and subtraction of the number of connections between the connecting rods 1021 by the staff. Subsequently, the driving machine 21 is started to drive the connecting shaft 22 to rotate. Then, the connecting shaft 22 drives the protective net 3 to be wound and released, and the installation length of the support frame 1 can be adjusted according to the stretching length of the protective net 3, enhancing the overall flexibility of the single-tube tower foundation pit safety protection device.

[0030] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A single-tube tower foundation pit safety protection device, comprising a support frame (1), characterized in that: One end of the inner side of the support frame (1) is movably connected to a rotating assembly (2); a protective net (3) is wound around the surface of the rotating assembly (2); protective strips (4) are arranged at the upper and lower ends of the protective net (3); one end of the protective net (3) away from the rotating assembly (2) is fixedly connected to a fixing rod (5); the fixing rod (5) is clamped with the other end of the support frame (1); and support seats (6) are fixedly connected to the two ends of the bottom of the support frame (1).

2. A single-tube tower foundation pit safety protection device according to claim 1, characterized in that: The rotating assembly (2) comprises a driving machine (21), the driving machine (21) being mounted on the top of one end of the support frame (1), the output shaft of the driving machine (21) being fixedly connected to a connecting shaft (22), the protective net (3) being wound around the connecting shaft (22), and the bottom end of the connecting shaft (22) being rotatably connected to the lower end of the support frame (1) via a bearing.

3. A single-tube tower foundation pit safety protection device according to claim 2, characterized in that: The support frame (1) comprises two vertical rods (101) and two horizontal rods (102), and two ends of the vertical rods (101) are fixedly connected to two ends of the horizontal rods (102) via first fixing members (103).

4. A single-tube tower foundation pit safety protection device according to claim 3, characterized in that: The cross bar (102) comprises two connecting bars (1021), a second fixing member (1022) is installed at the butt joint position of the two connecting bars (1021), and an end of the connecting bar (1021) away from the butt joint is fixedly connected to the vertical bar (101) via a first fixing member (103).

5. A single-tube tower foundation pit safety protection device according to claim 3, characterized in that: A buckle (7) is movably connected to the surface of one of the vertical rods (101), a clamping seat (8) is fixedly connected to a position on the fixed rod (5) corresponding to the buckle (7), and one end of the buckle (7) is clamped on the clamping seat (8).

6. A single-tube tower foundation pit safety protection device according to claim 5, characterized in that: A handle (9) is fixedly connected to the surface of the fixing rod (5), and the edges at both ends of the handle (9) are arranged in the form of beveled surfaces.

7. A single-tube tower foundation pit safety protection device according to claim 3, characterized in that: A positioning column (10) is fixedly connected to the support seat (6) at a symmetrical position, and the top of the positioning column (10) passes through the cross bar (102) at the lower end and is fixedly connected to a fastener (11).

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