Steel structure scaffold for constructional engineering

Abstract

The utility model discloses a steel structure scaffold for constructional engineering, which relates to the technical field of scaffolds and comprises a support plate and a bottom plate, second hinges are arranged on two sides of the support plate, grid plates are arranged at opposite ends of the two second hinges, first hinges are fixedly connected to the front end and the rear end of the support plate, and second hinges are fixedly connected to the bottom plate. And protection plates are arranged at the opposite ends of the two first hinges. The grid plate and the protection plate can be rotated through the first hinge and the second hinge, one faces of the grid plate and the protection plate are attached to the side surface of the supporting plate, at the moment, the grid plate and the protection plate are also attached to each other, bolts are connected with threaded holes through preset holes in the grid plate, and therefore the grid plate and the protection plate are fixed; and a grid plate and a protection plate are matched for use, so that a protection effect can be provided for workers, and the situation that when the workers work on the top of the supporting plate, the workers accidentally slip and fall, and consequently the body health of the workers is injured is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffolding, in particular to a steel structure scaffolding for construction engineering. Background Technique

[0002] A scaffolding is a working platform erected to ensure the smooth progress of each construction process. It can be divided into external scaffolding and internal scaffolding according to the erected position; it can be divided into wooden scaffolding, bamboo scaffolding, and steel pipe scaffolding according to different materials; it can be divided into vertical pole scaffolding, bridge scaffolding, portal scaffolding, suspended scaffolding, hanging scaffolding, cantilevered scaffolding, and climbing scaffolding according to the structural form.

[0003] In current construction projects, steel structure scaffolding is needed during work, and the steel structure scaffolding for construction engineering is one of them. Currently, most steel structure scaffolding cannot conveniently adjust the height of the scaffolding, resulting in very low work efficiency and slow work progress. Moreover, the current scaffolding cannot protect the workers, so when the workers work on the top of the scaffolding, there is a high risk of falling due to slipping. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a steel structure scaffolding for construction engineering to solve at least any one of the problems mentioned in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A steel structure scaffolding for construction engineering includes a support plate and a bottom plate. Second hinges are arranged on both sides of the support plate, grid plates are arranged at the opposite ends of the two second hinges, first hinges are fixedly connected to the front and rear ends of the support plate, and protective plates are arranged at the opposite ends of the two first hinges. First sliding boxes are fixedly connected to the middle of the bottom of the support plate near the front and rear ends, second sliding boxes are fixedly connected to the middle of the top of the bottom plate near the front and rear ends, bidirectional motors are fixedly connected to the middle positions of the inner walls of the two second sliding boxes, threaded rods are fixedly connected to the output ends of the two bidirectional motors, nut pairs are arranged on the outer walls of the two threaded rods, second clamping seats are fixedly connected to the bottoms of the four nut pairs, round rods are fixedly connected between the two sides of the inner walls of the sliding boxes, two uniformly distributed sliders are slidably connected to the outer walls of the two round rods, first clamping seats are fixedly connected to the tops of the four sliders, folding frames are rotatably connected between the two first clamping seats and the second clamping seats. Threaded holes are penetrated and arranged at the top of both sides of the protective plate, bolts are penetrated and arranged at the front and rear ends of the opposite sides of the two grid plates, and the four bolts are threadedly connected with the adjacent threaded holes.

[0006] Preferably, support feet are fixedly connected to the four corners of the bottom of the bottom plate.

[0007] Preferably, telescopic rods are fixedly connected to the four corners of the top of the bottom plate.

[0008] Preferably, the four telescopic rods are fixedly connected to the support plate.

[0009] Preferably, the two grid plates are both attached to the support plate.

[0010] Preferably, rotating members are fixedly connected to the middle positions on both sides of the inner walls of the two first sliding boxes.

[0011] Preferably, the four rotating members are rotatably connected to the adjacent threaded rods.

[0012] The beneficial effects of the present utility model are as follows:

[0013] 1. In the present utility model, by starting the bidirectional motor, the threaded rod rotates to drive the nut pair to move, so that the four ends of the folding frame rotate in the first clamp seat and the second clamp seat respectively, and the slider moves on the round rod as the nut pair moves, ensuring the normal folding of the folding frame. When the nut pair moves towards the opposite side, the folding frame folds, shortening the distance between the support plate and the bottom plate. When the nut pair moves towards the adjacent side, the folding frame unfolds, increasing the distance between the support plate and the floor, thereby facilitating the adjustment of the height of the support plate.

[0014] 2. In the present utility model, the grid plate and the protection plate can be rotated through the first hinge and the second hinge, so that one side of them is attached to the side surface of the support plate. At this time, the grid plate and the protection plate are also attached to each other. The bolt is connected between the preset hole on the grid plate and the threaded hole, thereby fixing the grid plate and the protection plate. And the grid plate and the protection plate are used in cooperation to provide a protective effect for the staff, avoiding accidental falling when the staff works on the top of the support plate, thus causing harm to the physical health of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 is a three-dimensional structural schematic diagram of the support plate of the present utility model;

[0017] Figure 3 is a schematic diagram of the internal structure of the first sliding box of the present utility model;

[0018] Figure 4 is a schematic diagram of the internal structure of the second sliding box of the present utility model.

[0019] In the figure: 1, support plate; 2, first sliding box; 3, grid plate; 4, telescopic rod; 5, bottom plate; 6, first hinge; 7, protection plate; 8, folding frame; 9, first clamp seat; 10, support foot; 11, second sliding box; 12, second clamp seat; 13, second hinge; 14, bolt; 15, threaded hole; 16, nut pair; 17, bidirectional motor; 18, threaded rod; 19, round rod; 20, slider; 21, rotating part. Detailed implementation manner

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0021] The present invention provides a steel structure scaffolding for construction engineering as shown in Figures 1-4 Figure 10, which includes a support plate 1 and a bottom plate 5. Second hinges 13 are provided on both sides of the support plate 1. Grid plates 3 are provided at the opposite ends of the two second hinges 13. First hinges 6 are fixedly connected to the front and rear ends of the support plate 1. Protection plates 7 are provided at the opposite ends of the two first hinges 6. First sliding boxes 2 are fixedly connected to the middle of the front and rear ends of the bottom of the support plate 1. Second sliding boxes 11 are fixedly connected to the middle of the front and rear ends of the top of the bottom plate 5. Bidirectional motors 17 are fixedly connected to the middle positions of the inner walls of the two second sliding boxes 11. Threaded rods 18 are fixedly connected to the output ends of the two bidirectional motors 17. Nut pairs 16 are provided on the outer walls of the two threaded rods 18. Second clamp seats 12 are fixedly connected to the bottoms of the four nut pairs 16. Round rods 19 are fixedly connected between the two sides of the inner walls of the two sliding boxes. Two evenly distributed sliders 20 are slidably connected to the outer walls of the two round rods 19. First clamp seats 9 are fixedly connected to the tops of the four sliders 20. Folding frames 8 are rotatably connected between the two first clamp seats 9 and the second clamp seats 12. Threaded holes 15 are penetrated and provided at the top of both sides of the protection plate 7. Threaded rods 18 are penetrated and provided at the front and rear ends of the opposite sides of the two grid plates 3. The four threaded rods 18 are threadedly connected to the adjacent threaded holes 15.

[0022] By starting the bidirectional motor 17, the threaded rod 18 is rotated to drive the nut pair 16 to move, causing the four ends of the folding frame 8 to rotate respectively within the first clamp seat 9 and the second clamp seat 12. The slider 20 moves on the round rod 19 as the nut pair 16 moves, ensuring the normal folding of the folding frame 8. When the nut pair 16 moves towards the opposite side, the folding frame 8 folds, shortening the distance between the support plate 1 and the bottom plate 5. When the nut pair 16 moves towards the adjacent side, the folding frame 8 unfolds, increasing the distance between the support plate 1 and the floor, thereby completing the adjustment of the height of the support plate 1.

[0023] The grid plate 3 and the protection plate 7 can be rotated through the first hinge 6 and the second hinge 13 so that one side thereof fits the side surface of the support plate 1. At this time, the grid plate 3 and the protection plate 7 also fit each other. The bolt 14 is connected between the preset hole on the grid plate 3 and the threaded hole 15, thereby fixing between the grid plate 3 and the protection plate 7. And the cooperation of the grid plate 3 and the protection plate 7 can provide a protective effect for the staff, avoiding accidental falls when the staff works on the top of the support plate 1, thereby causing harm to the physical health of the staff.

[0024] Support feet 10 are fixedly connected to the four corners of the bottom of the bottom plate 5.

[0025] It is supported and fixed by the support feet 10 at the bottom of the bottom plate 5.

[0026] Expansion rods 4 are fixedly connected to the four corners of the top of the bottom plate 5, and the four expansion rods 4 are fixedly connected to the support plate 1.

[0027] During the process of the folding frame 8 driving the support plate 1 to move, the expansion rods 4 will also expand and contract synchronously to ensure the stable movement of the support plate 1.

[0028] Both grid plates 3 are in contact with the support plate 1.

[0029] The grids on the surface of the grid plate 3 facilitate the user to climb onto the top of the support plate 1 for work.

[0030] Rotating members 21 are fixedly connected to the middle positions on both sides of the inner walls of both first sliding boxes 2, and the four rotating members 21 are rotatably connected to the adjacent threaded rods 18.

[0031] The normal rotation of the threaded rod 18 within the first sliding box 2 is ensured by the rotating member 21.

[0032] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A steel scaffold for construction engineering, comprising a support plate (1) and a bottom plate (5), characterized in that: The support plate (1) is provided with a second hinge (13) on both sides, and a grid plate (3) is provided at the opposite end of the two second hinges (13). The front and rear ends of the support plate (1) are fixedly connected with the first hinge (6), and the opposite ends of the two first hinges (6) are provided with a protective plate (7). The middle of the bottom of the support plate (1) is fixedly connected with the first sliding box (2), and the middle of the top of the bottom plate (5) is fixedly connected with the second sliding box (11). The middle position of the inner wall of the two second sliding boxes (11) is fixedly connected with a bidirectional motor (17), and the output ends of the two bidirectional motors (17) are fixedly connected with a threaded rod (18), and the outer wall of the two threaded rods (18) is fixedly connected with the first hinge (6). Each of the four nut pairs (16) is provided with a second clamping seat (12) fixedly connected at the bottom, a round rod (19) is fixedly connected between the inner walls of the two sliding boxes, and the outer walls of the two round rods (19) are slidably connected with two evenly distributed sliders (20), and the tops of the four sliders (20) are fixedly connected with a first clamping seat (9), and a folding frame (8) is rotatably connected between the two first clamping seats (9) and the second clamping seats (12), and the tops of both sides of the protective plate (7) are penetrated and provided with threaded holes (15), and the front and rear ends of the opposite side of the two grid plates (3) are penetrated and provided with bolts (14), and the four bolts (14) are threadedly connected to the adjacent threaded holes (15).

2. A steel structure scaffold for construction engineering according to claim 1, characterized in that: The four corners of the bottom of the base plate (5) are fixedly connected with supporting feet (10).

3. A steel scaffold for construction engineering according to claim 1, characterized in that: The four corners of the top of the bottom plate (5) are all fixedly connected with telescopic rods (4).

4. A steel scaffold for construction engineering according to claim 3, characterized in that: The four telescopic rods (4) are all fixedly connected to the support plate (1).

5. A steel scaffold for construction engineering according to claim 1, characterized in that: The two grid plates (3) are both in contact with the support plate (1).

6. A steel structure scaffold for construction engineering according to claim 1, characterized in that: Rotating parts (21) are fixedly connected to the middle positions on both sides of the inner walls of the two first sliding boxes (2).

7. A steel scaffold for construction engineering according to claim 6, characterized in that: The four rotating members (21) are all rotationally connected to adjacent threaded rods (18).

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