CN218438452U - Anti-skidding step ladder convenient to combination is dismantled - Google Patents
Anti-skidding step ladder convenient to combination is dismantled Download PDFInfo
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- CN218438452U CN218438452U CN202222393362.4U CN202222393362U CN218438452U CN 218438452 U CN218438452 U CN 218438452U CN 202222393362 U CN202222393362 U CN 202222393362U CN 218438452 U CN218438452 U CN 218438452U
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Abstract
The utility model relates to the technical field of foundation pit operation channels, and discloses an anti-skid step ladder convenient to assemble and disassemble, which comprises a multi-stage step unit; each step unit comprises a step frame and right-angle brackets positioned on two sides of the step frame, the horizontal plane of each right-angle bracket is fixed on the end side of the step frame, and a horizontal support rod is arranged in the middle of the outer side of the vertical plane of each right-angle bracket; each step unit is detachably connected to the corresponding support leg through the free ends of the horizontal support rods on the two sides of the step unit, namely each step unit is supported through the support legs on the two sides of the step unit; the landing legs of homonymy connect gradually on same root connecting rod and bar respectively through the fastener, bar and connecting rod parallel arrangement. The anti-skid step ladder convenient to assemble and disassemble provided by the utility model improves the firmness and the anti-skid property, and avoids the danger of falling injury of personnel; the height and the angle can be adjusted, the use is flexible, the application range is wide, and the structure is scientific and reasonable; demolish convenient and fast, set up convenient and labour saving and time saving.
Description
Technical Field
The utility model relates to a foundation ditch operation passageway technical field specifically is an antiskid step convenient to combination is dismantled.
Background
In the building work progress, foundation ditch engineering construction cycle is long, constructor is more, the upper and lower foundation ditch of personnel is inconvenient, to the safety of deeper foundation ditch in order to ensure construction operation personnel, generally adopt ladder cage as personnel upper and lower passageway, but to shallower foundation ditch, the height of turning up roof beam and structural slab strides, the personnel upper and lower passageway of console mode steel pipe scaffold etc. use steel pipe or template to mark time as personnel's interim upper and lower passageway usually, but it is insecure to mark time, anti-skidding performance is poor, danger coefficient is high, careless slightly, it is injured to easily cause personnel to fall, the potential safety hazard is great, and current other step ladders, the structure is complicated, the installation is dismantled inconveniently, the installation effectiveness is low, the moving as a whole needs many people or the tower crane cooperation, it is extremely inconvenient, therefore, adapt to the personnel upper and lower passageway of environment such as lower foundation ditch, need improve current anti-skidding step ladder convenient to make up and down.
Disclosure of Invention
The utility model discloses a solve at present to more shallow foundation ditch, turn over the height of roof beam and structural slab and stride, the personnel upper and lower passageway of console mode steel pipe scaffold frame etc. mark time insecure, skid resistance can be poor, and the danger coefficient is high, carelessly slightly, very easily causes personnel to fall the injury, perhaps installs and dismantles inconveniently, a series of problems such as the installation effectiveness is low, has provided an antiskid step ladder convenient to make up dismantlement.
The utility model discloses a following technical scheme realizes: an anti-skid step ladder convenient to assemble and disassemble comprises a multi-stage step unit; each step unit comprises a step frame and right-angle brackets positioned on two sides of the step frame, the horizontal plane of each right-angle bracket is fixed on the end side of the step frame, and the middle part of the outer side of the vertical plane of each right-angle bracket is provided with a horizontal supporting rod; each step unit is detachably connected to the corresponding support leg through the free ends of the horizontal support rods on the two sides of the step unit, namely each step unit is supported through the support legs on the two sides of the step unit; the landing legs of homonymy connect gradually on same root connecting rod and bar respectively through the fastener, bar and connecting rod parallel arrangement.
During implementation, each step of stepping unit comprises a stepping frame and right-angle brackets positioned on two sides of the stepping frame, anti-skid threads are arranged on the upper surface of each stepping frame, each stepping frame is formed by uniformly distributing 6 parallel threaded steel bars, each threaded steel bar is phi 20 steel bars (the diameter of each steel bar is 20 mm) with the length of 1000mm, the distance between every two adjacent threaded steel bars is 100mm, compared with steel pipes used by a scaffold, anti-skid can be effectively realized by utilizing threads on the outer surfaces of the threaded steel bars, meanwhile, the width of each stepping frame is effectively widened by arranging the threaded steel bars in parallel, when a constructor goes up and down, the climbing contact area is increased by multiple times, the stabilizing effect is good, reinforcing ribs perpendicular to the threaded steel bars are welded in the middle of each threaded steel bar, the middle of each threaded steel bar is reinforced and fixed by utilizing the reinforcing ribs, and the damage to the flatness of each stepping frame caused by stress and bending of the single threaded steel bar is reduced; the right-angle bracket is made of angle steel, the length of the right-angle bracket is 500mm, the horizontal plane of the right-angle bracket is fixed to the end side of the stepping frame, two sides of the stepping frame are welded to the upper surface of the right-angle bracket, the stepping frame is lifted by the right-angle brackets at two sides, and therefore the phenomenon that a twisted steel bar is bent downwards due to falling of welding spots is avoided, and constructors can step in the air and fall; a horizontal support rod is arranged in the middle of the outer side of the vertical surface of the right-angle bracket, the horizontal support rod is a phi 48 steel pipe (the diameter of the steel pipe is 48 mm) with the length of 300mm, and in order to ensure further stability of the step ladder, the right-angle bracket and the horizontal support rod are welded in a full-welding mode; each step unit is detachably connected to the corresponding support leg through the free ends of the horizontal support rods on the two sides of the step unit, namely each step unit is supported through the support legs on the two sides of the step unit, the two step units can realize the support of the antiskid step ladder on the ground, in addition, the step units on the upper layer can be supported on other platforms through adjusting the height of the support legs, and the antiskid step ladder can be flexibly installed on application; the landing leg of homonymy connects gradually on same root connecting rod and bar through the fastener respectively, bar and connecting rod parallel arrangement, bar are located the top of connecting rod, and the altitude mixture control on the landing leg is installed to the inclination accessible of connecting rod, and then realizes the not co-altitude of step ladder, the regulation at different inclinations, hangs safety warning sign on connecting rod, right angle bracket, the bar. When the anti-skidding step ladder is used, the respective supporting legs are installed on the horizontal supporting rods through fasteners, the installation heights of the horizontal supporting rods on two sides of the same step unit are kept consistent, the angles of the fasteners are adjusted, the supporting legs are perpendicular to the horizontal supporting rods, so that the stepping frame is ensured to be horizontal, the supporting legs on the same side are sequentially installed on the connecting rods according to the heights according to the actual field use requirements, the positions of the supporting legs on the connecting rods are adjusted, the height and the inclination angle of the step ladder can be adjusted, only all groups of fasteners need to be adjusted in the whole adjusting process, after the initial installation is completed, two steel pipes with the same specification as the connecting rods are taken, a handrail rod is installed above each supporting leg through a fastener, the handrail rods are installed in parallel with the connecting rods, and the installation of the anti-skidding step ladder is completed; when needing to dismantle, only need pull down all fasteners in the antiskid step, alright unpack the step apart, realize quick detach fast-assembling, used repeatedly many times.
Compared with the prior art, the invention has the following beneficial effects: the anti-skidding step ladder convenient to assemble and disassemble provided by the utility model is convenient to use, and can improve the working efficiency to a certain extent; the threaded steel bars are used as the stepping frame, so that the firmness and the skid resistance of the stepping frame are improved, the potential safety hazard of up-and-down passing of personnel is reduced, and the danger of falling injury of the personnel is avoided; the pedals with various specifications can be manufactured according to actual conditions, the actual requirements on the site are met, the height and the angle can be adjusted according to the actual conditions on the site, the use is flexible, the application range is wide, the use requirements on the foundation pit construction site can be met, and the structure is scientific and reasonable; the dismounting work is convenient and rapid, the setting is convenient, time and labor are saved, the work is safe and reliable, and the anti-skidding step ladder is convenient to move and reinstall; the preparation is firm, and used repeatedly many times almost does not have the use of consumables, has overcome among the prior art frequently set up with dismantle the difficult waste material that wastes time that foundation ditch construction stair exist, set up with high costs and have potential safety hazard and the serious not enough of wasting of resources phenomenon, the reduction of very big degree the goods and materials loss, be fit for using widely in each project.
Drawings
Fig. 1 shows a schematic perspective view of the present invention.
In the figure: 1-step frame, 2-right-angle bracket, 3-horizontal support rod, 4-support leg, 5-connecting rod, 6-fastener, 7-grab rail, 8-twisted steel bar and 9-reinforcing rib.
Detailed Description
The present invention will be described with reference to specific embodiments.
An anti-skid step ladder convenient for assembly and disassembly is disclosed, as shown in figure 1: taking an anti-skidding step ladder composed of three-level stepping units as an example, each level of stepping unit comprises a stepping frame 1 and right-angle brackets 2 positioned on two sides of the stepping frame 1, anti-skidding threads are arranged on the upper surface of the stepping frame 1, the stepping frame 1 is formed by uniformly distributing 6 threaded steel bars 8 which are arranged in parallel, the threaded steel bars 8 are phi 20 steel bars with the length of 1000mm, the distance between every two adjacent threaded steel bars 8 is 100mm, compared with a steel pipe used by a scaffold, the anti-skidding can be effectively realized by utilizing threads on the outer surfaces of the threaded steel bars 8, meanwhile, the width of the stepping frame is effectively widened by arranging the threaded steel bars 8 in parallel, when a constructor goes up and down, the climbing contact area is increased by multiple times, the stabilizing effect is good, reinforcing ribs 9 which are vertical to the threaded steel bars 8 are welded in the middle parts of the threaded steel bars 8, the reinforcing ribs 9 are used for reinforcing and fixing the middle parts of the threaded steel bars 8, and the damage to the flatness of the stepping frame 1 caused by the stressed bending of the single threaded steel bars 8 is reduced; the right-angle bracket 2 is made of angle steel, the length of the right-angle bracket 2 is 500mm, the horizontal plane of the right-angle bracket 2 is fixed on the end side of the stepping frame 1, the two sides of the stepping frame 1 are welded on the upper surface of the right-angle bracket 2, the stepping frame 1 is lifted by the right-angle brackets 2 on the two sides, and the threaded steel bar 8 is prevented from being bent downwards due to falling of welding spots, so that a constructor can step in the air and fall; a horizontal support rod 3 is arranged in the middle of the outer side of the vertical surface of the right-angle bracket 2, the horizontal support rod 3 is a phi 48 steel pipe with the length of 300mm, and the right-angle bracket 2 is welded with the horizontal support rod 3 in order to ensure further stability of the step ladder; each step unit is detachably connected to the corresponding support leg 4 through the free end of the horizontal support rod 3 on the two sides of the step unit, namely, each step unit is supported on the ground through the support legs 4 on the two sides of the step unit, and the anti-skid step ladder is stably installed on the ground through the six support legs; landing leg 4 of homonymy connects gradually on same root connecting rod 5 and bar 7 through fastener 6 respectively, bar 7 and connecting rod 5 parallel arrangement, the altitude mixture control on landing leg 4 is installed to the inclination accessible of connecting rod 5, and then realizes the not co-altitude of step ladder, the regulation at different inclinations, hangs safety warning sign on connecting rod 5, right angle bracket 2, the bar 7.
When the device is used, the respective supporting legs 4 are arranged on the horizontal supporting rods 3 through fasteners, the mounting heights of the horizontal supporting rods 3 on two sides of the same stepping unit are kept consistent, the supporting legs 4 are perpendicular to the horizontal supporting rods 3 by adjusting the angles of the fasteners so as to ensure that the stepping frame 1 is horizontal, 6 supporting legs are arranged on two sides of the 3 stepping units, the supporting legs 4 on the same side are sequentially arranged on the connecting rods 5 according to the heights according to the actual field use requirement, the positions of the supporting legs 4 on the connecting rods 5 are adjusted, the height and the inclination angle of the step ladder can be adjusted, only all the groups of fasteners need to be adjusted in the whole adjusting process, the adjustment is convenient, after the preliminary installation is finished, two steel pipes with the same specification as the connecting rods 5 are taken, handrail rods are arranged above each supporting leg through the fasteners 6, handrail rods 7 are arranged in parallel to the connecting rods 5, and the anti-skid step ladder is installed; when needing to dismantle, only need pull down all fasteners in the antiskid step, alright unpack the step apart, realize quick detach fast-assembling, used repeatedly many times.
The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides an antiskid step convenient to combination is dismantled which characterized in that: comprises a multi-stage stepping unit; each step unit comprises a step frame (1) and right-angle brackets (2) positioned on two sides of the step frame, the horizontal plane of each right-angle bracket (2) is fixed on the end side of the step frame (1), and a horizontal support rod (3) is arranged in the middle of the outer side of the vertical plane of each right-angle bracket (2); each step unit is detachably connected to the corresponding support leg (4) through the free end of the horizontal support rod (3) on the two sides of the step unit, namely each step unit is supported through the support legs (4) on the two sides of the step unit; the landing legs (4) of homonymy connect gradually on same root connecting rod (5) and bar (7) through fastener (6) respectively, bar (7) and connecting rod (5) parallel arrangement.
2. The anti-skid step ladder convenient to assemble and disassemble as claimed in claim 1, wherein: the upper surface of the stepping frame (1) is provided with anti-skid lines.
3. The anti-skid step ladder convenient to assemble and disassemble as claimed in claim 1, wherein: step on frame (1) both sides welding at right angle bracket (2) upper surface, step on frame (1) and constitute by a plurality of parallel arrangement's twisted steel (8) equipartition, twisted steel (8) middle part is equipped with strengthening rib (9).
4. The anti-skid step ladder convenient to assemble and disassemble as claimed in claim 3, wherein: the threaded steel bars (8) are phi 20 steel bars with the length of 1000mm, and the distance between every two adjacent threaded steel bars (8) is 100mm.
5. The anti-skid step ladder convenient to assemble and disassemble as claimed in claim 1, wherein: the right-angle bracket (2) is welded with the horizontal support rod (3).
6. The easy-to-assemble/disassemble antiskid step ladder according to claim 1, wherein: the right-angle bracket (2) is made of angle steel, and the length of the right-angle bracket is 500mm.
7. The anti-skid step ladder convenient to assemble and disassemble as claimed in claim 1, wherein: the horizontal support rod (3) is a phi 48 steel pipe with the length of 300 mm.
8. The anti-skid step ladder convenient to assemble and disassemble as claimed in claim 1, wherein: the safety warning mark is hung on the connecting rod (5), the right-angle bracket (2) and the grab rail (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222393362.4U CN218438452U (en) | 2022-09-09 | 2022-09-09 | Anti-skidding step ladder convenient to combination is dismantled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222393362.4U CN218438452U (en) | 2022-09-09 | 2022-09-09 | Anti-skidding step ladder convenient to combination is dismantled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218438452U true CN218438452U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222393362.4U Active CN218438452U (en) | 2022-09-09 | 2022-09-09 | Anti-skidding step ladder convenient to combination is dismantled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218438452U (en) |
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2022
- 2022-09-09 CN CN202222393362.4U patent/CN218438452U/en active Active
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