Light folding scaffold

Abstract

The utility model discloses a light folding scaffold which comprises two supporting frames, a folding frame and a limiting pedal, the two supporting frames are oppositely arranged, the folding frame is located between the two supporting frames, the inner sides of the two supporting frames are movably arranged on the folding frame, and the limiting pedal is arranged between the two supporting frames. The end of the limiting pedal is detachably connected to the supporting frame. When the scaffold is used, the positions of the two supporting frames are limited through the limiting pedal, the stability of the whole structure of the scaffold is guaranteed, then the construction safety is guaranteed, and meanwhile the limiting pedal can be placed at different heights to serve as a climbing pedal; and a plurality of rotating rods are arranged, so that the overall strength of the structure is improved, large-area side protection can be achieved, and the safety protection effect is achieved during operation.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction auxiliary tools, in particular to a lightweight folding scaffold. Background Art

[0002] Scaffolding is a working platform set up to ensure the smooth progress of each construction process. There are various types of existing scaffolding. For temporary high-altitude operations at a relatively low height, small scaffolding is generally used to assist the operation, such as movable scaffolding or assembled scaffolding. The movable scaffolding is convenient to use, but it takes up a large storage space and is inconvenient to move. The assembled scaffolding has the defect of being inconvenient to use; therefore, a foldable scaffolding disclosed in Chinese invention patent CN106836771A has appeared, but the above scaffolding has the defect of being unstable in structure during use, and it is inconvenient to go up and down and lacks protective effect.

[0003] Therefore, a lightweight foldable scaffold is urgently needed to solve the above technical problems. Utility Model Content

[0004] The utility model aims to solve the above-mentioned problems, thereby providing a lightweight foldable scaffolding, which limits the positions of two support frames by means of a limit pedal, thereby ensuring the stability of the overall structure of the scaffolding and thus ensuring construction safety; in addition, by providing a plurality of rotating rods, the overall strength of the structure is improved and it can also serve as a large-area side protection, thereby playing a role of safety protection during operation.

[0005] The utility model solves the above problems and adopts the following technical solutions:

[0006] A lightweight foldable scaffolding comprises a supporting frame, a folding frame and a limit pedal, wherein two supporting frames are arranged opposite to each other, the folding frame is located between the two supporting frames, the inner sides of the two supporting frames are movably arranged on the folding frame, the limit pedal is arranged between the two supporting frames, and the end of the limit pedal is detachably connected to the supporting frame;

[0007] The folding frame includes a central rotating shaft, a first rotating rod, a second rotating rod, a third rotating rod and a fourth rotating rod, the inner ends of the first rotating rod and the second rotating rod are movably connected to the central rotating shaft, the inner ends of the third rotating rod and the fourth rotating rod are fixedly connected to the central rotating shaft, and the outer ends of the first rotating rod, the second rotating rod, the third rotating rod and the fourth rotating rod are movably connected to the supporting frame.

[0008] As a preferred embodiment, a further technical solution of the utility model is:

[0009] Preferably, the first rotating rod and the second rotating rod are correspondingly arranged in the same plane up and down, and their outer ends are movably connected to one of the support frames, and the third rotating rod and the fourth rotating rod are correspondingly arranged in the same plane up and down, and their outer ends are connected to the other support frame; the inner ends of the first rotating rod and the third rotating rod are connected to the top end of the central rotating shaft, and the inner ends of the second rotating rod and the fourth rotating rod are connected to the bottom end of the central rotating shaft.

[0010] Preferably, the ends of the first rotating rod and the second rotating rod are provided with connecting sleeves, and are connected to the support frame and the central rotating shaft through the connecting sleeves. The outer ends of the third rotating rod and the fourth rotating rod are provided with connecting sleeves, and are connected to the support frame through the connecting sleeves.

[0011] Preferably, the support frame comprises a support rod and a cross rod, two support rods are arranged vertically in parallel, the cross rod is arranged between the two support rods at intervals in the upper and lower directions, and the connecting sleeve is connected to the support rod.

[0012] Preferably, the limit pedal includes a pedal and a connecting lock, the connecting lock is arranged at the end of the pedal, the two ends of the pedal are respectively connected to two support frames through the connecting lock, and the connecting lock is detachably connected to the cross bar.

[0013] Preferably, a hanging ring is provided on one side of the pedal.

[0014] Preferably, the support frame is provided with pedals, and the pedals are arranged on the support rods at intervals.

[0015] Compared with the prior art, the utility model adopting the above technical solution has the following outstanding features:

[0016] When in use, the positions of the two support frames are limited by the limit pedal to ensure the stability of the overall structure of the scaffolding, thereby ensuring construction safety. At the same time, the limit pedal can be placed at different heights as a climbing pedal; in addition, by setting up multiple rotating rods, the overall strength of the structure is improved and it can also serve as a large-area side protection, playing a role in safety protection during operation. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 This is a schematic diagram of the support frame of the utility model in an unfolded state;

[0019] Figure 3 This is a schematic diagram of the support frame of the utility model in a folded state;

[0020] Figure 4 This is a schematic diagram of the folding frame of the utility model in an unfolded state;

[0021] Figure 5 This is a schematic diagram of the folding state of the folding frame of the utility model;

[0022] Figure 6 This is a schematic diagram of the support frame structure of the utility model;

[0023] Figure 7 This is a schematic diagram of the limit pedal structure of the utility model;

[0024] In the figure: 1, support frame; 11, support rod; 12, cross bar; 2, folding frame; 21, central axis; 22, first rotating rod; 221, connecting sleeve; 23, second rotating rod; 24, third rotating rod; 25, fourth rotating rod; 3, limit pedal; 31, pedal; 32, connecting lock. DETAILED DESCRIPTION

[0025] The following description of the embodiments will help the public better understand the present invention, but the specific embodiments given by the applicant cannot and should not be regarded as limitations on the technical solution of the present invention. Any changes to the definitions of components or technical features and / or formal rather than substantive changes to the overall structure should be regarded as the scope of protection defined by the technical solution of the present invention.

[0026] The technical solution of this utility model is as follows:

[0027] like Figure 1 , 2 As shown in Figure 3, a lightweight foldable scaffold comprises a supporting frame 1, a folding frame 2 and a limit pedal 3. The supporting frame 1 is a vertically arranged flat frame, and two of them are arranged opposite to each other. The folding frame 2 is located between the two supporting frames 1, and the inner sides of the two supporting frames 1 are movably arranged on the folding frame 2. In the unfolded state, the folding frame 2 is unfolded and perpendicular to the supporting frames 1 on both sides thereof to form a U-shaped frame structure. The limit pedal 3 is arranged between the two supporting frames 1, and the end of the limit pedal 3 is detachably connected to the supporting frame 1. When the limit pedal 3 is placed on the supporting frame 1, the two supporting frames 1 are stably propped apart, thereby forming a stable frame structure, which can realize climbing operations. In the folded state, after the limit pedal 3 is removed from the supporting frame 1, it is retracted inwardly through the rotating rod on the folding frame 2, thereby driving the two supporting frames 1 to close inwardly to be parallel and fitted together to form a sheet structure, thereby reducing the occupied space and facilitating movement.

[0028] like Figure 4 , 5As shown, the folding frame 2 is a tree-branch type structure, including a central rotating shaft 21, a first rotating rod 22, a second rotating rod 23, a third rotating rod 24 and a fourth rotating rod 25. The central rotating shaft 21 is in a vertically suspended state, the first rotating rod 22, the second rotating rod 23, the third rotating rod 24 and the fourth rotating rod 25 are connected to the central rotating shaft 21 for connecting with the support frame 1, the inner ends of the first rotating rod 22 and the second rotating rod 23 are movably connected to the central rotating shaft 21, the inner ends of the third rotating rod 24 and the fourth rotating rod 25 are fixedly connected to the central rotating shaft 21, and the outer ends of the first rotating rod 22, the second rotating rod 23, the third rotating rod 24 and the fourth rotating rod 25 are movably connected to the support frame 1.

[0029] like Figure 4 , 5 As shown, the first rotating rod 22 and the second rotating rod 23 are correspondingly arranged in the same plane up and down, and their outer ends are movably connected to one of the support frames 1; the third rotating rod 24 and the fourth rotating rod 25 are correspondingly arranged in the same plane up and down, and their outer ends are connected to the other support frame 1. Through the above connection, the active connection between the support frame 1 and the folding frame 2 is realized, so that the scaffolding can be folded; the inner ends of the first rotating rod 22 and the third rotating rod 24 are connected to the top end of the central rotating shaft 21, and the inner ends of the second rotating rod 23 and the fourth rotating rod 25 are connected to the bottom end of the central rotating shaft 21, and the inner ends of the third rotating rod 24 and the fourth rotating rod 25 are located between the inner ends of the first rotating rod 22 and the second rotating rod 23.

[0030] like Figure 1 , 4 As shown in , 5, the inner and outer ends of the first rotating rod 22 and the second rotating rod 23 are both provided with connecting sleeves 221, the inner ends of the first rotating rod 22 and the second rotating rod 23 are connected to the central rotating shaft 21 through the connecting sleeves 221, and the outer ends of the first rotating rod 22 and the second rotating rod 23 are connected to the support frame 1 through the connecting sleeves 221, and the outer ends of the third rotating rod 24 and the fourth rotating rod 25 are provided with connecting sleeves 221, and are connected to the support frame 1 through the connecting sleeves 221.

[0031] like Figure 6 As shown, the support frame 1 includes a support rod 11 and a cross rod 12 . Two support rods 11 are vertically arranged in parallel. The cross rod 12 is arranged between the two support rods 11 at intervals in the upper and lower directions. The connecting sleeve 221 is connected to the support rod 11 .

[0032] like Figure 7 As shown, the limit pedal 3 includes a pedal 31 and a connecting lock 32. The connecting lock 32 is arranged at the end of the pedal 31. The two ends of the pedal 31 are respectively connected to the two support frames 1 through the connecting lock 32. The connecting lock 32 is detachably connected to the cross bar 12.

[0033] The pedal 31 includes a horizontal rod and a connecting rod. The connecting rod is arranged between two horizontal rods at intervals. The connecting locks 32 are arranged at both ends of the horizontal rod for connecting with the cross bar 12.

[0034] The connecting lock buckle 32 is a U-shaped lock buckle with an opening downward, on which an anti-dropping bolt is arranged. When in use, the connecting lock buckle 32 is buckled on the cross bar 12, and when disassembling, the anti-dropping bolt is pressed and the connecting lock buckle 32 is removed from the cross bar 12.

[0035] The second rotating rod 23 and the fourth rotating rod 25 are tilted downward to increase the area of ​​the folding frame 2, thereby improving the protection effect; a lifting ring is provided on one side of the pedal 31 for easy taking and placing; a pedal is provided on the support frame 1, and the pedal is arranged at intervals on the support rod 11; the support frame 1, the folding frame 2 and the limit pedal 3 are all made of aluminum alloy, which effectively reduces the dead weight of the structure and facilitates movement.

[0036] Usage method: produce the support frame 1, the folding frame 2 and the limit pedal 3 in the factory, and install the two support frames 1 on the folding frame 2 in the factory; install the first rotating rod 22, the second rotating rod 23, the third rotating rod 24 and the fourth rotating rod 25 on the central rotating shaft 21, so as to complete the assembly of the folding frame 2; then install one of the support frames 1 on the first rotating rod 22 and the second rotating rod 23, and install the other support frame 1 on the third rotating rod 24 and the fourth rotating rod 25, so that the two support frames 1 can be connected with the folding frame 2; fold the two support frames 1 and the folding frame 2 and transport them to the construction site together with the limit pedal 3; unfold the lightweight foldable scaffolding from the folded state, the operator pulls the support frame 1 outward to drive the rotating rod to unfold outward, and after unfolding to form a U-shaped structure, the limit pedal 3 is clamped on the cross bar 12 on the support frame 1 to form a stable unfolding structure; after the construction work is completed, the lightweight foldable scaffolding is folded, the limit pedal 3 is removed first, and then the operator pushes the support frame 1 inward until it fits, and then it can be moved or stored.

[0037] The above description is only a preferred feasible embodiment of the present utility model, and does not limit the scope of rights of the present utility model. All equivalent changes made using the contents of the present utility model specification and its drawings are included in the scope of rights of the present utility model.

Claims

1. A lightweight foldable scaffolding, characterized in that: It comprises a support frame (1), a folding frame (2) and a limit pedal (3), wherein two support frames (1) are arranged opposite to each other, the folding frame (2) is located between the two support frames (1), the inner sides of the two support frames (1) are movably arranged on the folding frame (2), the limit pedal (3) is arranged between the two support frames (1), and the end of the limit pedal (3) is detachably connected to the support frame (1); The folding frame (2) comprises a central rotating shaft (21), a first rotating rod (22), a second rotating rod (23), a third rotating rod (24) and a fourth rotating rod (25); the inner ends of the first rotating rod (22) and the second rotating rod (23) are movably connected to the central rotating shaft (21); the inner ends of the third rotating rod (24) and the fourth rotating rod (25) are fixedly connected to the central rotating shaft (21); and the outer ends of the first rotating rod (22), the second rotating rod (23), the third rotating rod (24) and the fourth rotating rod (25) are movably connected to the support frame (1).

2. The lightweight foldable scaffold according to claim 1, characterized in that: The first rotating rod (22) and the second rotating rod (23) are arranged in the same plane in correspondence with each other, and their outer ends are movably connected to one of the support frames (1); the third rotating rod (24) and the fourth rotating rod (25) are arranged in the same plane in correspondence with each other, and their outer ends are connected to the other support frame (1); the inner ends of the first rotating rod (22) and the third rotating rod (24) are connected to the top end of the central rotating shaft (21), and the inner ends of the second rotating rod (23) and the fourth rotating rod (25) are connected to the bottom end of the central rotating shaft (21).

3. The lightweight foldable scaffold according to claim 1, characterized in that: The ends of the first rotating rod (22) and the second rotating rod (23) are provided with connecting sleeves (221), and are connected to the support frame (1) and the central rotating shaft (21) via the connecting sleeves (221); the outer ends of the third rotating rod (24) and the fourth rotating rod (25) are provided with connecting sleeves (221), and are connected to the support frame (1) via the connecting sleeves (221).

4. The lightweight foldable scaffold according to claim 3, characterized in that: The support frame (1) comprises a support rod (11) and a cross rod (12), wherein two support rods (11) are arranged vertically in parallel, and the cross rod (12) is arranged vertically and spaced apart between the two support rods (11), and the connecting sleeve (221) is connected to the support rod (11).

5. The lightweight foldable scaffold according to claim 4, characterized in that: The limit pedal (3) comprises a pedal (31) and a connecting lock (32), wherein the connecting lock (32) is arranged at the end of the pedal (31), and the two ends of the pedal (31) are respectively connected to two support frames (1) through the connecting lock (32), and the connecting lock (32) is detachably connected to the cross bar (12).

6. The lightweight foldable scaffold according to claim 5, characterized in that: A hanging ring is provided on one side of the pedal (31).

7. The lightweight foldable scaffold according to claim 4, characterized in that: The support frame (1) is provided with pedals, and the pedals are arranged at intervals on the support rods (11).

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