Portable metal folding scaffold

Abstract

The utility model discloses a portable metal folding scaffold, which relates to the technical field of scaffolds and comprises two lower supports, two upper supports and two support columns, the opposite sides of the lower supports and the upper supports are provided with clamping grooves, the lower ends of the support columns are connected with the lower supports through rotating shafts, the upper ends of the support columns are provided with fixing shafts, and the fixing shafts are connected with the lower supports through rotating shafts. Protruding blocks are arranged on the two sides of the upper support and provided with arc-shaped hooks, protruding sliding blocks are fixedly arranged on the portions, located on the two sides of the fixing shaft, of the supporting column, a concave sliding rail is arranged on the inner wall of a clamping groove of the upper support, the sliding rail extends to the sliding blocks and is communicated with a vertically-upward upper rail, and the width of the upper rail and the width of the sliding rail are matched with the width of the sliding blocks. And a pedal with a grating is fixedly arranged between the two upper brackets. The scaffold is simple in structure, the whole scaffold can be folded into a plate shape and is convenient to carry, the scaffold can be supported by lifting the pedal when the scaffold is used, and the erected scaffold is stable in structure, high in practicability and suitable for popularization.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of scaffold, concretely relates to a portable metal folding scaffold. BACKGROUND

[0002] Scaffold is various support that is set up for worker operation and high-altitude operation at construction site, is general term in building field, is mainly used on outer wall, interior decoration or layer height higher place that cannot directly construct on building site. Scaffold manufacturing material usually has bamboo, wood, steel pipe or synthetic material etc. Scaffold of steel pipe assembly is widely used in temporary construction place because of small volume and temporary assembly.

[0003] The existing steel pipe type scaffold has multiple components such as support column and pedal, and the user needs to manually assemble different components, and the assembly difficulty is great. INVENTION CONTENTS

[0004] The utility model discloses a portable metal folding scaffold, simple structure, the whole scaffold can be folded into board shape, and it is convenient to carry, and the pedal is lifted when using, and the scaffold can be supported, and the scaffold structure is stable, practicality is strong, is suitable for promotion.

[0005] The utility model provides the following technical scheme: a portable metal folding scaffold, including lower support, upper support, support column, the lower support, upper support all are equipped with two, the lower support, the opposite side of upper support is the clamping groove that shape is matched with support column, the support column is installed in the lower support and the both sides of upper support, the lower end of support column is connected with the lower support through the rotary shaft,

[0006] The upper end of support column is fixedly provided with a fixed shaft, the both sides of upper support are fixedly provided with the convex block that protrudes vertically upwards, the convex block is fixedly provided with the arc hook on the side towards the fixed shaft, the side wall of convex block towards support column is the blocking wall,

[0007] The protruding sliding block is fixedly arranged on the both sides of support column, the sliding block is cylindrical, the inner wall of upper support clamping groove is provided with the concave sliding rail, the sliding rail extends to the sliding block and is connected with the vertical upward upper rail, the width of upper rail and sliding rail is matched with the sliding block,

[0008] Two upper supports are fixedly provided with the pedal with grid between them.

[0009] Preferably, the lower surface of the lower support is fixedly provided with an insertion column on both sides, the convex block is fixedly provided with an insertion slot with an upward opening, and the position and shape of the insertion slot are matched with the insertion column.

[0010] Preferably, the middle of the pedal is provided with a through opening, and the opening is provided with a climbing ladder, and the upper end of the climbing ladder is provided with two symmetrical right-angle hooks, and the shape of the right-angle hooks is matched with the width of the support of the pedal grille.

[0011] Preferably, the shape of the arc-shaped hook is matched with the fixed shaft, and the arc-shaped hook is provided with a vertically downward extending support, and when the arc-shaped hook is hooked at the fixed shaft, the supporting column is in a vertical state and is matched with the blocking wall.

[0012] The scaffold of the utility model has the advantages of simple structure, and the whole scaffold can be folded into a plate shape, facilitating carrying, and the scaffold can be erected by lifting the pedal when in use, and the erected scaffold is stable in structure and high in practicability, and the specific advantages are as follows.

[0013] (1), the utility model discloses a slide rail, when using the folded scaffold, press down the lower support, lift the upper support, in the process of lifting, the two sliding blocks in the middle of the slide rail move to both sides, the supporting column starts to rotate around the rotating shaft, when the supporting column rotates to the vertical state with the lower support, the sliding block moves to the upper track, the upper support drops for the sliding block to pass through the upper track, at this time, the fixed shaft of the supporting column is clamped at the arc-shaped hook of the upper support, and the side wall is matched with the blocking wall of the upper support, so that it remains in the vertical state, the unfolding and fixing of the scaffold can be completed by lifting the upper support, and the two scaffolds can be assembled between the upper and lower positions by inserting the upper insertion column into the lower insertion slot.

[0014] (2), the utility model discloses a supporting column, when folding the scaffold, lift the upper support, make the sliding block pass through the upper track and enter the slide rail, at this time, push the supporting column to be inclined, the upper support starts to drop, when the supporting column rotates around the rotating shaft, the included angle between the supporting column and the lower support becomes smaller, when the clamping groove between the lower support and the upper support is closed, the two supporting columns are clamped in the clamping groove, and the folding of the scaffold is completed. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0016] Figure 1 It is the overall schematic view of the utility model;

[0017] Figure 2 It is the support section view of the utility model;

[0018] Figure 3 It is the enlarged view of A of the utility model;

[0019] Figure 4 It is the enlarged view of B of the utility model;

[0020] 1, lower support; 2, upper support; 3, support column; 4, rotating shaft; 5, fixed shaft; 6, pedal; 7, protruding block; 8, insertion slot; 9, insertion column; 10, opening; 11, climbing ladder; 12, right-angle hook; 13, sliding rail; 14, upper rail; 15, sliding block; 16, arc-shaped hook; 17, blocking wall. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0023] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be understood broadly, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium; can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] The structural features of the present application will be described in detail in conjunction with the drawings of the specification.

[0025] Referring to Figures 1-2 A portable metal folding scaffold comprises a lower support 1, an upper support 2 and a support column 3, the lower support 1 and the upper support 2 are each provided with two, one side of the lower support 1 and the upper support 2 opposite to each other is a clamping groove matched with the shape of the support column 3, so that the support column 3 can be stored in the clamping groove, the support column 3 is installed on both sides of the lower support 1 and the upper support 2, and the lower end of the support column 3 is connected with the lower support 1 through a rotating shaft 4, so that the support column 3 can rotate around the rotating shaft 4.

[0026] Referring to Figures 3-4The upper end of the supporting column 3 is fixedly provided with a fixed shaft 5, the two sides of the upper support 2 are fixedly provided with upward and vertically protruding protruding blocks 7, the side of the protruding block 7 facing the fixed shaft 5 is fixedly provided with an arc-shaped hook 16, the side wall of the protruding block 7 facing the supporting column 3 is a blocking wall 17, the shape of the arc-shaped hook 16 is matched with the fixed shaft 5, and the arc-shaped hook 16 is provided with an extending support vertically downward, when the arc-shaped hook 16 is hooked at the fixed shaft 5, the supporting column 3 is in a vertical state, and the supporting column 3 is attached to the blocking wall 17, when the fixed shaft 5 is hooked by the arc-shaped hook 16, the supporting column 3 is blocked by the blocking wall 17, so that the supporting column 3 cannot rotate.

[0027] Referring to Figures 2-4 The protruding sliding blocks 15 are fixedly arranged at the two sides of the fixed shaft 5, the sliding blocks 15 are in a cylindrical shape, so that the sliding blocks 15 can rotate in the sliding rails 13, the inner wall of the clamping groove of the upper support 2 is provided with the concave sliding rails 13, the sliding rails 13 extend to the sliding blocks 15 and are communicated with the upper rails 14 vertically upward, the width of the upper rails 14 and the sliding rails 13 is matched with the sliding blocks 15, and through the upper rails 14, the upper support 2 can be lowered when the supporting column 3 is vertical, and the blocking wall 17 is arranged at one side of the supporting column 3.

[0028] The footboard 6 with a grid is fixedly arranged between the two upper supports 2, the staff steps on the footboard 6 to work, the middle part of the footboard 6 is provided with the through opening 10, the opening 10 is provided with the climbing ladder 11, the climbing ladder 11 is climbed to the opening 10, the upper end of the climbing ladder 11 is provided with the two symmetrical right-angle hooks 12, the shape of the right-angle hooks 12 is matched with the width of the support of the grid of the footboard 6, so that the right-angle hooks 12 are clamped at the grid, the climbing ladder 11 is not easy to rotate, and the climbing ladder 11 can be taken down and repeatedly used on the multi-layer scaffold.

[0029] Referring to Figures 1-2 The lower surface of the lower support 1 is fixedly provided with the insertion columns 9, the protruding block 7 is fixedly provided with the insertion slot 8 with an opening upward, the position and shape of the insertion slot 8 are matched with the insertion column 9, and the two scaffolds are assembled up and down by inserting the upper insertion column 9 into the lower insertion slot 8.

[0030] The portable metal folding scaffold is simple in structure, can be folded into a plate-shaped whole scaffold, is convenient to carry, can be supported up by lifting the footboard during use, the supported scaffold is stable in structure, practical, and is suitable for promotion.

[0031] Specifically, in use, refer to Figures 1-4In use of the folding scaffold, the lower support 1 is pressed, and the upper support 2 is lifted, in the lifting process, the two sliding blocks 15 in the middle of the slide rail 13 move to both sides, the support column 3 starts to rotate with the rotating shaft 4 as the fulcrum, when the support column 3 rotates to the vertical state with the lower support 1, the sliding block 15 moves to the upper rail 14, the upper support 2 is lowered for the sliding block 15 to pass through the upper rail 14, at this time, the fixed shaft 5 of the support column 3 is clamped at the arc-shaped hook 16 of the upper support 2, and the side wall is attached to the blocking wall 17 of the upper support 2, so that it is kept in the vertical state, the unfolding and fixing of the scaffold can be completed by lifting the upper support 2, and the two scaffolds can be assembled up and down by inserting the upper insertion column 9 into the lower insertion slot 8, the climbing ladder 11 can be climbed to the opening 10, and the climbing ladder 11 can be removed and repeatedly used on the multi-layer scaffold.

[0032] In folding of the scaffold, the upper support 2 is lifted, the sliding block 15 passes through the upper rail 14 and enters the slide rail 13, at this time, the support column 3 is pushed to be inclined, the upper support 2 starts to descend, when the support column 3 rotates around the rotating shaft 4, the included angle between the support column 3 and the lower support 1 becomes smaller, when the clamping groove between the lower support 1 and the upper support 2 is closed, the two support columns 3 are clamped in the clamping groove, and the scaffold is folded.

[0033] The above only describes preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A portable metal folding scaffold comprising a lower support (1), an upper support (2), a support column (3), characterized in that, The lower support (1), upper support (2) are provided with two, the lower support (1), upper support (2) opposite side is the shape and support column (3) matched clamping groove, the support column (3) is installed in lower support (1) and upper support (2) both sides, the lower end of the support column (3) is connected with the lower support (1) through the rotating shaft (4); The upper end of the support column (3) is fixedly provided with a fixed shaft (5), the two sides of the upper support (2) are fixedly provided with a protruding block (7) vertically protruding upward, the protruding block (7) is fixedly provided with an arc-shaped hook (16) on the side facing the fixed shaft (5), and the side wall of the protruding block (7) facing the support column (3) is a blocking wall (17); The support column (3) is fixedly provided with a protruding sliding block (15) on both sides of the fixed shaft (5), the sliding block (15) is cylindrical, the inner wall of the clamping groove of the upper support (2) is provided with a concave sliding rail (13), the sliding rail (13) extends to the sliding block (15) and is communicated with an upward vertical upper rail (14), the width of the upper rail (14) and the sliding rail (13) matches the sliding block (15); Two upper supports (2) are fixedly provided with a grid-shaped stepping plate (6) between them.

2. The portable metal folding scaffold according to claim 1, wherein The lower surface of the lower support (1) is fixedly provided with an insertion column (9) on both sides, the protruding block (7) is fixedly provided with an upwardly open insertion slot (8), and the position and shape of the insertion slot (8) match the insertion column (9).

3. The portable metal folding scaffold according to claim 1, wherein The stepping plate (6) is provided with a through opening (10) in the middle, the opening (10) is provided with a climbing ladder (11), the upper end of the climbing ladder (11) is provided with two symmetrical right-angle hooks (12), and the shape of the right-angle hooks (12) matches the width of the support of the grid of the stepping plate (6).

4. The portable metal folding scaffold of claim 1, wherein, The shape of the arc-shaped hook (16) matches the fixed shaft (5), and an extension support vertically downward is arranged, when the arc-shaped hook (16) is hooked at the fixed shaft (5), the support column (3) is in a vertical state, and it is attached to the blocking wall (17).

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