CN110905387A - Portable operation of ascending a height maintenance ladder - Google Patents
Portable operation of ascending a height maintenance ladder Download PDFInfo
- Publication number
- CN110905387A CN110905387A CN201911214030.1A CN201911214030A CN110905387A CN 110905387 A CN110905387 A CN 110905387A CN 201911214030 A CN201911214030 A CN 201911214030A CN 110905387 A CN110905387 A CN 110905387A
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- CN
- China
- Prior art keywords
- ladder
- standing platform
- upper portion
- roller
- upper ladder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
- E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
- E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/39—Ladders having platforms; Ladders changeable into platforms
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/02—Extending means
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/16—Platforms on, or for use on, ladders, e.g. liftable or lowerable platforms
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
- E06C7/185—Devices providing a back support to a person on the ladder, e.g. cages
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention relates to a portable climbing operation maintenance ladder, which comprises an upper ladder and a lower ladder, wherein the upper ladder and the lower ladder can relatively extend and retract; a standing platform structure and a fence structure are arranged on the upper ladder; the standing platform structure comprises a standing platform and a supporting structure, one side of the standing platform is rotatably connected with two sides of the upper ladder, a pair of slide rails is fixedly arranged on the bottom surface of the standing platform along the direction close to the upper ladder, the supporting structure is positioned below the standing platform, one side of the supporting structure is rotatably connected with two sides of the upper ladder, the other side of the supporting structure is fixedly connected with a slide roller, and the slide roller is positioned in the pair of slide rails and can move along the slide rails to enable the standing platform to be folded or unfolded; the rail structure comprises a frame-type rail and positioning angle irons, one side of the frame-type rail is connected with two sides of the upper ladder in a rotating mode, and the positioning angle irons are located below the frame-type rail, so that the frame-type rail is limited to be in a vertical state of the upper ladder. The invention is convenient and quick to use, ensures the personal safety of workers and improves the working efficiency of maintenance work.
Description
Technical Field
The invention belongs to the technical field of electric power overhaul tools, and particularly relates to a portable climbing operation overhaul ladder.
Background
According to the regulations of 'safety production regulations for electric power work', the method of climbing porcelain bottles is strictly forbidden for the works of small repair of a disconnecting link, coating of a PRTV on an insulator and the like, in terms of the current stage, outdoor electrical equipment is limited by the actual position and the road condition of a transformer substation in the actual work, under some conditions, a straight-arm overhead working truck is difficult to use, the construction and maintenance platform is also limited by the equipment position and the ground condition, and a plurality of people are required to construct the maintenance platform in a large amount of time, so that manpower and material resources are consumed, and the maintenance work cannot be smoothly carried out.
Based on the above factors, it is necessary to develop a portable climbing operation maintenance platform, which is not limited by the actual geographic position of outdoor electrical equipment and the road condition of a transformer substation, solves the climbing operation problem when a straight-arm overhead working truck or a maintenance platform cannot be applied, is convenient and fast to use, ensures the personal safety of workers, and improves the work efficiency of maintenance work.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a convenient climbing operation maintenance ladder which is not limited by the actual geographic position of outdoor electrical equipment and the road condition of a transformer substation and solves the climbing operation problem when a straight-arm overhead working truck or a maintenance platform cannot be applied.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a portable climbing operation maintenance ladder comprises an upper ladder and a lower ladder, wherein the upper ladder and the lower ladder can relatively extend and retract; a standing platform structure and a fence structure are arranged on the upper ladder;
the standing platform structure comprises a standing platform and a supporting structure, one side of the standing platform is rotatably connected with two sides of the upper ladder, a pair of slide rails is fixedly arranged on the bottom surface of the standing platform along the direction close to the upper ladder, the supporting structure is positioned below the standing platform, one side of the supporting structure is rotatably connected with two sides of the upper ladder, the other side of the supporting structure is fixedly connected with a slide roller, and the slide roller is positioned in the pair of slide rails and can move along the slide rails to enable the standing platform to be folded or unfolded;
the rail structure includes frame type rail and location angle bar, frame type rail one side with the both sides of upper portion ladder are rotated and are connected, the location angle bar is located frame type rail below, and with upper portion ladder fixed connection makes frame type rail by spacing as to upper portion ladder vertical state.
Further, be equipped with lift fixed knot on the ladder of upper portion and construct, lift fixed knot constructs including spliced pole, stopper and handle structure rotate to connect and constitute U type buckle, the stopper with spliced pole fixed connection, the spliced pole with the ladder of upper portion rotates to be connected, U type buckle can block ladder on the lower part ladder to realize the removal and the fixing of upper portion ladder and lower part ladder.
Furthermore, a pair of fixed rollers is arranged on the upper ladder or the lower ladder in a rotating mode, one end of each fixed roller is connected with the upper ladder or the lower ladder in a rotating mode, and a connecting roller is fixedly arranged between the fixed rollers.
Furthermore, angle irons are fixedly arranged on the upper ladder or the lower ladder below the fixed roller, so that the fixed roller is limited to be vertical to the upper ladder or the lower ladder.
Furthermore, an anti-toppling structure is fixedly arranged at the bottom of the lower ladder.
Furthermore, the anti-toppling structure is a supporting plate, the supporting plate is detachably connected with the bottom of the lower ladder, and the toppling of the anti-toppling structure is limited in the width direction of the lower ladder.
The invention has the advantages and positive effects that:
1. the standing platform can be in a state of being vertical to the upper ladder through the supporting structure, so that maintenance personnel can stand conveniently, and the sliding roller of the supporting structure slides to enable the standing platform to be close to the upper ladder, so that the standing platform is folded, and the storage space is saved;
2. the frame-type fence is limited to be vertical to the upper ladder by rotating along two sides of the upper ladder to be above the positioning angle iron, so that personnel protection of maintainers is realized;
3. the invention is composed of the upper ladder and the lower ladder, and the upper ladder and the lower ladder can move relatively, thereby realizing the extension or the shortening of the maintenance ladder, and meeting the maintenance targets of different heights.
Drawings
The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus do not limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of a portable ascending operation maintenance ladder according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a standing platform structure of the portable ascending operation overhaul ladder provided by the embodiment of the invention;
fig. 3 is a schematic structural diagram of a fence structure of the portable ascending operation overhaul ladder according to the embodiment of the invention;
fig. 4 is a schematic structural view of a lifting fixing structure of the portable ascending operation service ladder according to the embodiment of the present invention;
Detailed Description
First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be specifically described below by way of example, but all the descriptions are for illustrative purposes only and should not be construed as limiting the present invention in any way. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The present invention will be specifically described with reference to fig. 1 to 4.
Example 1
Fig. 1 is a schematic structural view of a portable ascending operation maintenance ladder according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a standing platform structure of the portable ascending operation overhaul ladder provided by the embodiment of the invention; fig. 3 is a schematic structural diagram of a fence structure of the portable ascending operation overhaul ladder according to the embodiment of the invention; fig. 4 is a schematic structural view of a lifting fixing structure of the portable ascending operation service ladder according to the embodiment of the present invention; as shown in fig. 1 to 4, the portable ladder for climbing operation provided by the embodiment includes an upper ladder 1 and a lower ladder 2, wherein the upper ladder 1 and the lower ladder 2 can be relatively extended and retracted; a standing platform structure 3 and a fence structure 4 are arranged on the upper ladder 1;
the standing platform structure 3 comprises a standing platform 301 and a supporting structure 302, wherein one side of the standing platform 301 is rotatably connected with two sides of the upper ladder 1, a pair of slide rails 303 is fixedly arranged on the bottom surface of the standing platform 301 along the direction close to the upper ladder 1, the supporting structure 302 is positioned below the standing platform 301, one side of the supporting structure is rotatably connected with two sides of the upper ladder 1, the other side of the supporting structure is fixedly connected with slide rollers 304, and the slide rollers 304 are positioned in the pair of slide rails 303 and can move along the slide rails 303 to enable the standing platform 301 to be folded or unfolded;
the rail structure 4 comprises a frame-shaped rail 401 and positioning angle irons 402, one side of the frame-shaped rail 401 is connected with two sides of the upper ladder 1 in a rotating mode, the positioning angle irons 402 are located below the frame-shaped rail 401 and fixedly connected with the upper ladder 1, and therefore the frame-shaped rail 401 is limited to the vertical state of the upper ladder 1.
Further, can also consider, be equipped with lift fixed knot on the ladder 1 of upper portion constructs 5, lift fixed knot constructs 5 and includes spliced pole 501, stopper 502 and handle structure 503 rotate to be connected and constitute U type buckle, stopper 502 with spliced pole 501 fixed connection, spliced pole 501 with ladder 1 of upper portion rotates to be connected, U type buckle can block ladder on the ladder 2 of lower part to realize the removal and the fixing of ladder 1 of upper portion and ladder 2 of lower part.
Further, the present invention may also be considered that, a pair of fixed rollers 6 is rotatably provided on the upper ladder 1 or the lower ladder 2, one end of the fixed roller 6 is rotatably connected to the upper ladder 1 or the lower ladder 2, and a connecting roller 7 is fixedly provided between the fixed rollers 6; and angle irons are fixedly arranged on the upper ladder 1 or the lower ladder 2 below the fixed roller 6, so that the fixed roller 6 is limited to be vertical to the upper ladder 1 or the lower ladder 2.
It should be noted that an anti-toppling structure is fixedly arranged at the bottom of the lower ladder 2, specifically: the anti-toppling structure is a supporting plate 8, the supporting plate 8 is detachably connected with the bottom of the lower ladder 2, and the toppling of the anti-toppling structure is limited in the width direction of the lower ladder 2.
It should be noted that the fixing and connecting manner in the present invention adopts conventional means such as bolts, rivets, welding, etc. which are mature in the prior art, and is not described herein again, but due to the above reasons, the repeated reproduction of those skilled in the art will not be affected.
For example, in this embodiment, a standing platform of the standing platform structure is connected to an upper ladder through a horizontal pin rod, a lower support structure is also connected to the upper ladder through the horizontal pin rod, the horizontal pin rods can rotate, the standing platform is connected to the lower support structure through a sliding roller, the sliding roller slides inward, the standing platform can be laid down and folded, the sliding roller slides outward, the standing platform is clamped into an outer side for limiting, and the standing platform is completely opened to realize a foldable function; the fence structure is connected with the upper ladder through the transverse pin rods, the frame-shaped fence can rotate through the rotatable transverse pin rods when the ladder is in a folded state and can be folded in parallel with the ladder, the frame-shaped fence rotates for 270 degrees to be opened when the ladder is used, the lower part of the frame-shaped fence is provided with the positioning angle iron, one surface of the positioning angle iron is connected with the upper ladder through bolts, and the other surface of the positioning angle iron plays a role in supporting and reinforcing the frame-shaped fence, so that the safety and the reliability of the fence structure are guaranteed; the climbing operation maintenance ladder is embraced on the infrastructure of equipment needing maintenance by the fixed roller and the connecting roller through the combined hoop, so that the platform is effectively fixed and cannot move back and forth; and, install additional and prevent empting the device about in lower part ladder bottom, together with fixed roll, connection roller and clamp device, guarantee the stability of platform during the use, also ensured staff's safety.
The present invention has been described in detail with reference to the above examples, but the description is only for the preferred examples of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. The utility model provides a portable operation of ascending a height maintenance ladder which characterized in that: the ladder comprises an upper ladder and a lower ladder, wherein the upper ladder and the lower ladder can relatively extend and retract; a standing platform structure and a fence structure are arranged on the upper ladder;
the standing platform structure comprises a standing platform and a supporting structure, one side of the standing platform is rotatably connected with two sides of the upper ladder, a pair of slide rails is fixedly arranged on the bottom surface of the standing platform along the direction close to the upper ladder, the supporting structure is positioned below the standing platform, one side of the supporting structure is rotatably connected with two sides of the upper ladder, the other side of the supporting structure is fixedly connected with a slide roller, and the slide roller is positioned in the pair of slide rails and can move along the slide rails to enable the standing platform to be folded or unfolded;
the rail structure includes frame type rail and location angle bar, frame type rail one side with the both sides of upper portion ladder are rotated and are connected, the location angle bar is located frame type rail below, and with upper portion ladder fixed connection makes frame type rail by spacing as to upper portion ladder vertical state.
2. The portable climbing operation access ladder according to claim 1, characterized in that: be equipped with lift fixed knot on the ladder of upper portion and construct, lift fixed knot constructs including spliced pole, stopper and handle structure rotate to connect and constitute U type buckle, the stopper with spliced pole fixed connection, the spliced pole with the ladder of upper portion rotates to be connected, U type buckle can block ladder on the lower part ladder to realize the removal and the fixing of upper portion ladder and lower part ladder.
3. The portable climbing operation access ladder according to claim 1, characterized in that: the upper portion ladder or the lower part ladder rotate and are equipped with a pair of fixed rollers, fixed roller one end with upper portion ladder or lower part ladder rotate and are connected, the fixed roller that is equipped with between the fixed roller is connected the roller.
4. The portable climbing operation access ladder according to claim 3, characterized in that: the upper ladder or the lower ladder below the fixed roller is fixedly provided with angle iron, so that the fixed roller is limited to be vertical to the upper ladder or the lower ladder.
5. A portable ascending operation service ladder according to any one of claims 1-4, wherein: an anti-toppling structure is fixedly arranged at the bottom of the lower ladder.
6. The portable ascending operation service ladder according to claim 5, wherein: the anti-toppling structure is a supporting plate, the supporting plate is detachably connected with the bottom of the lower ladder, and the toppling of the anti-toppling structure is limited in the width direction of the lower ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911214030.1A CN110905387A (en) | 2019-12-02 | 2019-12-02 | Portable operation of ascending a height maintenance ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911214030.1A CN110905387A (en) | 2019-12-02 | 2019-12-02 | Portable operation of ascending a height maintenance ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110905387A true CN110905387A (en) | 2020-03-24 |
Family
ID=69821193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911214030.1A Pending CN110905387A (en) | 2019-12-02 | 2019-12-02 | Portable operation of ascending a height maintenance ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110905387A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431077A (en) * | 2020-05-08 | 2020-07-17 | 国网江苏省电力有限公司太仓市供电分公司 | Portable operation platform of switch board |
| CN111765581A (en) * | 2020-06-24 | 2020-10-13 | 深圳市金源达建设集团有限公司 | Building energy-saving ventilation system |
Citations (7)
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|---|---|---|---|---|
| JPH08333975A (en) * | 1995-06-08 | 1996-12-17 | Nissei Kinzoku Kk | Lift type high lift work bench |
| CN201170057Y (en) * | 2008-02-26 | 2008-12-24 | 冷鹭浩 | Telescopic mechanism of telescopic ladder |
| CN201574681U (en) * | 2009-09-11 | 2010-09-08 | 宁波电业局 | Expansion holding pole ladder |
| CN101852062A (en) * | 2009-11-11 | 2010-10-06 | 江苏省电力公司宜兴市供电公司 | Insulated lift maintaining platform ladder |
| CN104675316A (en) * | 2013-11-29 | 2015-06-03 | 无锡市同创玻璃钢船艇厂 | Safety ladder assembly on ship |
| CN106150332A (en) * | 2016-06-30 | 2016-11-23 | 中铁伟业（北京）新技术有限公司 | A kind of emergent on-and-off ladder |
| CN107916887A (en) * | 2017-11-30 | 2018-04-17 | 国网河南省电力公司平顶山供电公司 | A kind of working stand for high-altitude Electric Power Line Overhaul |
-
2019
- 2019-12-02 CN CN201911214030.1A patent/CN110905387A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08333975A (en) * | 1995-06-08 | 1996-12-17 | Nissei Kinzoku Kk | Lift type high lift work bench |
| CN201170057Y (en) * | 2008-02-26 | 2008-12-24 | 冷鹭浩 | Telescopic mechanism of telescopic ladder |
| CN201574681U (en) * | 2009-09-11 | 2010-09-08 | 宁波电业局 | Expansion holding pole ladder |
| CN101852062A (en) * | 2009-11-11 | 2010-10-06 | 江苏省电力公司宜兴市供电公司 | Insulated lift maintaining platform ladder |
| CN104675316A (en) * | 2013-11-29 | 2015-06-03 | 无锡市同创玻璃钢船艇厂 | Safety ladder assembly on ship |
| CN106150332A (en) * | 2016-06-30 | 2016-11-23 | 中铁伟业（北京）新技术有限公司 | A kind of emergent on-and-off ladder |
| CN107916887A (en) * | 2017-11-30 | 2018-04-17 | 国网河南省电力公司平顶山供电公司 | A kind of working stand for high-altitude Electric Power Line Overhaul |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431077A (en) * | 2020-05-08 | 2020-07-17 | 国网江苏省电力有限公司太仓市供电分公司 | Portable operation platform of switch board |
| CN111765581A (en) * | 2020-06-24 | 2020-10-13 | 深圳市金源达建设集团有限公司 | Building energy-saving ventilation system |
| CN111765581B (en) * | 2020-06-24 | 2021-07-16 | 深圳市金源达建设集团有限公司 | Building energy-saving ventilation system |
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Application publication date: 20200324 |
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