CN112443146A - Antiskid device for rumble pantile roof construction - Google Patents
Antiskid device for rumble pantile roof construction Download PDFInfo
- Publication number
- CN112443146A CN112443146A CN202011254124.4A CN202011254124A CN112443146A CN 112443146 A CN112443146 A CN 112443146A CN 202011254124 A CN202011254124 A CN 202011254124A CN 112443146 A CN112443146 A CN 112443146A
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- China
- Prior art keywords
- fixedly connected
- ladder
- ladder frame
- rumble
- main shaft
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/22—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by roofs or ceilings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/34—Mobile scaffolds; Scaffolds with mobile platforms characterised by supporting structures provided on the roofs
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/041—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffolds on roof frameworks or on roofs
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses an antiskid device for rumble tile roof construction, which comprises a ladder frame, wherein the middle part of the ladder frame is fixedly connected with a sleeve, the front side of the sleeve is fixedly connected with a pin buckle, the bottom of the ladder frame is fixedly connected with an antiskid device, the top of the ladder frame is fixedly connected with a round buckle, the inner cavity of the ladder frame is fixedly connected with ladder legs, the outer rings of the ladder legs are sleeved with fixed sleeves, the inner rings of the round buckles are fixedly connected with a main shaft, the front side of the main shaft is fixedly connected with a movable pin, the bottom of the ladder frame is provided with a groove body, two walls of the inner cavity of the groove body are provided with pressure springs, two ends of each pressure spring are fixedly connected with a limit block, the inner ring of each round buckle is provided with a limit groove, the top of the fixed sleeve is provided with a locking screw hole, two walls of each movable pin are fixedly connected with limit pins, similar to the working principle of a herringbone ladder.
Description
Technical Field
The invention relates to the technical field of tile house construction, in particular to an anti-skid device for tile roof construction.
Background
Buildings refer to civil and public buildings of historical significance prior to the establishment of a country, including buildings of a national age. In china, many ancient towns and most of the major cities still retain some ancient buildings. However, in the present of the great interest of civil engineering, we want to see and protect ancient buildings and their cultural traits; the method not only allows ancient architectural culture to be preserved in the world, but also allows ancient cultural heritage to generate modern value, the cylindrical tile is a narrow tile for large temple and palace ancient architecture, the cylindrical tile is packaged in a cylinder during manufacturing, the blank is half, the cylindrical tile is fired into the tile, and clay is generally used as a material.
As is well known, the building construction technology in China is continuously promoted, various new technologies and new processes are widely applied to the construction process of projects, and obtains a certain score, the construction technology is a core point influencing the engineering quality of the construction project, constructors should continuously develop construction technology innovation, avoid quality hidden trouble and safety problem in construction, improve the life quality of urban residents along with modernization and increase of intelligent construction projects, need to develop and apply new technology from the aspects of construction technology innovation, energy conservation, environmental protection and the like, break through the original management form of the construction technology, in the engineering construction, the safety of workers needs to be ensured to continuously make contribution to the construction of the times, and in the roof construction process, due to the slope design of the roof, constructors can easily slide on the roof, and life safety is affected.
Disclosure of Invention
The invention aims to provide an anti-skid device for the construction of a rolled pantile roof, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an antiskid device for rumble tile roof construction comprises a ladder frame, wherein a sleeve is fixedly connected to the middle of the ladder frame, a pin buckle is fixedly connected to the front of the sleeve, an antiskid device is fixedly connected to the bottom of the ladder frame, a round buckle is fixedly connected to the top of the ladder frame, ladder legs are fixedly connected to the inner cavity of the ladder frame, a fixing sleeve is sleeved on the outer ring of each ladder leg, a main shaft is fixedly connected to the inner ring of the round buckle, a movable pin is fixedly connected to the front of the main shaft, a groove body is formed in the bottom of the ladder frame, pressure springs are installed on two walls of the inner cavity of the groove body, limit blocks are fixedly connected to two ends of each pressure spring, a limit groove is formed in the inner ring of the round buckle, a locking screw hole is formed in the top of the fixing sleeve, limit pins are fixedly connected to two walls of the movable pin, and a folding effect, similar "double ladder"'s theory of operation, the rumble pantile roofing is the design of falling V-arrangement, ladder frame and main shaft can make the ladder frame be the V-arrangement that falls through the activity pin, just so satisfy the same shape with the roofing, can stand on ladder frame when constructor is at roofing during operation, then can be safe be under construction, telescopic inner chamber can satisfy the shrink and the extension of ladder leg, can help constructing under the roofing under the different conditions like this, can dismantle simultaneously and contract and make things convenient for constructor to carry, and the overall structure of ladder frame is the light steel design, moreover, the steam generator is simple in structure, low in cost, and suitable ordinary workman uses, improve constructor's security.
Preferably, the limit pin of the movable pin is matched with the limit groove of the round buckle.
Preferably, the pin buckle is fixedly connected with the two ends in a clamping manner.
Preferably, the locking screw hole is used for fixing the stability of the ladder leg through a locking nut.
Preferably, the top of the antiskid device is fixedly connected with the bottom of the ladder rack through a welding technology.
Preferably, the main shaft can realize the separation between the ladder frames through the movable pin.
Preferably, the inner ring of the round buckle is fixedly connected with the outer ring of the main shaft through a movable pin
Preferably, the anti-skid device comprises a shell, the top of the shell is fixedly connected with the bottom of the ladder leg, the bottom of the shell is fixedly connected with an anti-slip brush, the bottom of the shell is connected with a gripper loop bar in a penetrating way, the bottom of the handle loop bar is fixedly connected with a handle, the top of the inner cavity of the shell is fixedly connected with a telescopic spring, the antiskid device is mainly fixed by the welding technology between the top of the shell and the bottom of the ladder frame, the bottom of the shell of the anti-skid device is additionally provided with the anti-skid hairbrush, the friction force between the anti-skid hairbrush and the roof is increased to ensure the increase of the friction coefficient, meanwhile, the telescopic springs additionally arranged in the inner cavity of the shell are matched with the hand grip sleeve rods, so that the telescopic springs can apply force to the hand grip sleeve rods under the action of stress on the anti-skid device, the hand grip can firmly grip a roof, and the stability of the anti-skid device is ensured.
Compared with the prior art, the invention has the beneficial effects that:
1. the anti-skid device for the construction of the rolled pantile roof can realize a folding effect through the movable connection of the ladder frame and the main shaft, is similar to the working principle of a herringbone ladder, is designed in an inverted V shape, and can ensure that the ladder frame is in the inverted V shape through the movable pin, so that the same shape as the roof is met, and when a constructor can stand on the ladder frame during the work of the roof, the construction can be safely carried out;
2. according to the anti-skidding device for the windlass tile roof construction, the ladder frame and the ladder legs are closely distributed, so that construction difficulty can be caused, a fixing sleeve is additionally arranged on the outer ring of the ladder legs for convenience of construction, the two ends of the ladder legs can be fixed by the inner cavity of the fixing sleeve, the top of the fixing sleeve can be used for assisting in fixing and detaching the ladder legs through locking nuts and locking screw holes, and when gaps among the ladder legs are not beneficial to construction, the defect that the design of the ladder legs affects the construction can be avoided by detaching the ladder legs;
3. according to the anti-slip device for the rumble pantile roof construction, the inner cavity of the sleeve can meet the requirements of contraction and extension of the ladder legs, so that construction under different conditions can be facilitated, and meanwhile, the sleeve can be disassembled and contracted to be convenient for constructors to carry;
4. this antiskid is used in rumble pantile roofing construction, antiskid mainly utilizes to fix through welding technique in the bottom of casing top and ladder frame, and antiskid's casing bottom is through installing anti-skidding brush additional, the increase of coefficient of friction is guaranteed mainly through the frictional force of anti-skidding brush increase and roofing, simultaneously can also utilize the shell inner chamber to install additional expanding spring and tongs loop bar cooperation, thereby can make and let expanding spring carry out the effort to the tongs loop bar and make the tongs firmly grasp the roofing under antiskid receives the effect of stress, ensure antiskid's stability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the anti-slip device of the present invention;
FIG. 3 is a schematic cross-sectional view of the anti-skid device of the present invention;
FIG. 4 is a schematic view of the spindle and round buckle position structure of the present invention;
FIG. 5 is a schematic view of a movable pin according to the present invention;
FIG. 6 is a schematic view of the inner cavity of the ladder rack of the present invention;
fig. 7 is a schematic view of the leg joint structure of the ladder of the present invention.
In the figure: 1 ladder frame, 2 sleeves, 3 pin fasteners, 4 anti-skidding devices, 41 shells, 42 anti-skidding hairbrushes, 43 gripper loop bars, 44 grippers, 45 telescopic springs, 5 round fasteners, 6 ladder legs, 7 fixed sleeves, 8 main shafts, 9 movable pins, 10 groove bodies, 11 pressure springs, 12 limiting blocks, 13 limiting grooves, 14 locking screw holes and 15 limiting pins.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-7, the present invention provides a technical solution: an antiskid device for the construction of a rolled tile roof comprises a ladder frame 1, wherein a folding effect can be realized through the movable connection of the ladder frame and a main shaft, the working principle of a herringbone ladder is similar, the rolled tile roof is designed to be in an inverted V shape, the ladder frame and the main shaft can enable the ladder frame to be in the inverted V shape through movable pins, so that the same shape as the roof is met, when a constructor can stand on the ladder frame when the roof works, construction can be safely carried out, a sleeve 2 is fixedly connected to the middle of the ladder frame 1, a pin buckle 3 is fixedly connected to the front of the sleeve 2, an antiskid device 4 is fixedly connected to the bottom of the ladder frame 1, a round buckle 5 is fixedly connected to the top of the ladder frame 1, ladder legs 6 are fixedly connected to an inner cavity of the ladder frame 1, a fixing sleeve 7 is sleeved on the outer rings of the ladder legs, construction difficulty can be caused by the close distribution of the ladder frame and the ladder legs, and therefore, the fixing sleeve is additionally arranged on the outer rings of the, the inner cavity of the fixed sleeve can fix two ends of the ladder legs, the top of the fixed sleeve can help fixing and disassembling the ladder legs through the locking nuts and the locking screw holes, when the gap between the ladder legs is not beneficial to construction, the defect that the design of the ladder legs influences the construction can be avoided by disassembling the ladder legs, the inner cavity of the sleeve can meet the contraction and extension of the ladder legs, so that the construction under the roof under different conditions can be helped, meanwhile, the dismounting and the contraction are convenient for constructors to carry, the integral structure of the ladder frame is light steel design, the structure is simple and light, the manufacturing cost is low, the safety of constructors is improved, the inner ring of the round buckle 5 is fixedly connected with the main shaft 8, the front surface of the main shaft 8 is fixedly connected with the movable pin 9, the bottom of the ladder frame 1 is provided with the groove body 10, two walls of the inner cavity of the groove body 10 are provided with the pressure spring 11, two ends, the inner ring of the round buckle 5 is provided with a limiting groove 13, the top of the fixed sleeve 7 is provided with a locking screw hole 14, two walls of the movable pin 9 are fixedly connected with a limiting pin 15, the antiskid device 4 comprises a shell 41, the top of the shell 41 is fixedly connected with the bottom of the ladder leg 6, the bottom of the shell 41 is fixedly connected with an antiskid brush 42, the bottom of the shell 41 is connected with a grip loop bar 43 in a penetrating way, the bottom of the grip loop bar 43 is fixedly connected with a grip 44, the top of the inner cavity of the shell 41 is fixedly connected with a telescopic spring 45, the inner ring of the round buckle 5 is fixedly connected with the outer ring of the main shaft 8 through the movable pin 9, the limiting pin 15 of the movable pin 9 is matched with the limiting groove 13 of the round buckle 5, the pin buckle 3 is fixedly connected with each other through clamping at two ends, the locking screw hole 14 is used for fixing the stability of the ladder leg 6 through a locking nut, the antiskid device is mainly characterized in that the top of the shell and the bottom of the ladder frame are fixed through a welding technology, the bottom of the shell of the antiskid device is additionally provided with an antiskid hairbrush, the increase of a friction coefficient is mainly guaranteed through the increase of the antiskid hairbrush and the friction force of a roof, and meanwhile, an extension spring additionally arranged in the inner cavity of the shell can be matched with the grip sleeve rod, so that the grip can firmly grasp the roof by enabling the extension spring to exert force on the grip sleeve rod under the action of stress on the antiskid device, the stability of the antiskid device is guaranteed, and the main shaft 8 can realize the separation between the ladder frame 1 and the ladder frame through the movable pin 9.
The working principle is as follows: the folding effect can be realized through the movable connection of the ladder frame 1 and the main shaft 8, the working principle similar to a herringbone ladder is that the windlass tile roof is designed to be in an inverted V shape, the ladder frame 1 and the main shaft 8 can enable the ladder frame 1 to be in the inverted V shape through the movable pin 9, thus the roof-shaped roof has the same shape as the roof, when a constructor can stand on the ladder frame 1 when the roof works, the construction can be safely carried out, because the close distribution of the ladder frame 1 and the ladder legs 6 can cause construction difficulty, the fixing sleeve 7 is additionally arranged on the outer ring of the ladder legs 6, the two ends of the ladder legs 6 can be fixed by the inner cavity of the fixing sleeve 7, the fixing and the dismounting between the ladder legs 6 can be helped through the locking nut and the locking screw hole 14 at the top of the fixing sleeve 7, when the gap between the ladder legs 6 is not beneficial to the construction, the defect that the design of the ladder legs 6 is influenced by dismounting the ladder legs 6 can be avoided, the antiskid device 4 is mainly fixed with the bottom of the ladder frame 1 by welding technology at the top of the shell 41, the bottom of the shell of the antiskid device 4 is additionally provided with the antiskid hairbrush 42, the friction force between the antiskid hairbrush 42 and the roof is increased to ensure the increase of the friction coefficient, meanwhile, the extensible spring 45 additionally arranged in the inner cavity of the shell 41 can be matched with the grip loop bar 43, so that the extensible spring can exert force on the grip loop bar 43 under the action of stress on the antiskid device 4, the grip can firmly grip the roof, the stability of the antiskid device 4 is ensured, the inner cavity of the sleeve 2 can meet the contraction and extension of the ladder legs 6, thus the construction under the roof under different conditions can be facilitated, meanwhile, the detachment and contraction are convenient for constructors to carry, the integral structure of the ladder frame 1 is light steel design, the structure is simple and light, the manufacturing cost is low, the safety protection device is suitable for common workers and improves the safety of constructors.
In conclusion, the anti-slip device for the construction of the rumble pantile roof can realize the folding effect through the movable connection of the ladder frame and the main shaft, is similar to the working principle of a herringbone ladder, the rumble pantile roof is designed in an inverted V shape, the ladder frame and the main shaft can enable the ladder frame to be in the inverted V shape through the movable pin, so that the shape identical to that of the roof is met, when a constructor can stand on the ladder frame when the roof works, construction can be safely carried out, because the close distribution of the ladder frame and the ladder legs can cause construction difficulty, so that in order to facilitate construction, fixing sleeves are additionally arranged on the outer rings of the ladder legs, the inner cavities of the fixing sleeves can fix the two ends of the ladder legs, the fixing and the dismounting between the ladder legs can be facilitated through locking nuts and locking screw holes at the tops of the fixing sleeves, when the gap between the ladder legs is not beneficial to construction, the defect that the design of the ladder legs affects the construction can be avoided through dismounting the ladder, the inner cavity of the sleeve can meet the contraction and extension of the ladder legs, thus being capable of helping construction under roofs under different conditions, being capable of being disassembled and contracted to be convenient for constructors to carry, the integral structure of the ladder frame is designed by light steel, the structure is simple and light, the manufacturing cost is low, the ladder frame is suitable for common workers, the safety of constructors is improved, the antiskid device is mainly fixed by the welding technology between the top of the shell and the bottom of the ladder frame, the bottom of the shell of the anti-skid device is additionally provided with the anti-skid hairbrush, the friction force between the anti-skid hairbrush and the roof is increased to ensure the increase of the friction coefficient, meanwhile, the telescopic springs additionally arranged in the inner cavity of the shell are matched with the hand grip sleeve rods, so that the telescopic springs can apply force to the hand grip sleeve rods under the action of stress on the anti-skid device, the hand grip can firmly grip a roof, and the stability of the anti-skid device is ensured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a rumble pantile roofing antiskid for construction, includes ladder frame (1), its characterized in that: the middle part of the ladder frame (1) is fixedly connected with a sleeve (2), the front of the sleeve (2) is fixedly connected with a pin buckle (3), the bottom of the ladder frame (1) is fixedly connected with an antiskid device (4), the top of the ladder frame (1) is fixedly connected with a round buckle (5), the inner cavity of the ladder frame (1) is fixedly connected with ladder legs (6), the outer ring of the ladder legs (6) is sleeved with a fixed sleeve (7), the inner ring of the round buckle (5) is fixedly connected with a main shaft (8), the front of the main shaft (8) is fixedly connected with a movable pin (9), the bottom of the ladder frame (1) is provided with a groove body (10), two walls of the inner cavity of the groove body (10) are provided with pressure springs (11), two ends of the pressure springs (11) are fixedly connected with limit blocks (12), the inner ring of the round buckle (5) is provided with a limit, the top of the fixed sleeve (7) is provided with a locking screw hole (14), and two walls of the movable pin (9) are fixedly connected with a limit pin (15).
2. An anti-skid device for rumble tile roof construction as claimed in claim 1, said anti-skid device (4) comprises a housing (41), the top of said housing (41) is fixedly connected with the bottom of the ladder leg (6), the bottom of said housing (41) is fixedly connected with an anti-skid brush (42), the bottom of said housing (41) is connected with a hand grip loop bar (43) in a penetrating way, the bottom of said hand grip loop bar (43) is fixedly connected with a hand grip (44), and the top of the inner cavity of said housing (41) is fixedly connected with a telescopic spring (45).
3. The anti-skid device for the rumble tile roof construction of claim 1, which is characterized in that: the inner ring of the round buckle (5) is fixedly connected with the outer ring of the main shaft (8) through a movable pin (9).
4. The anti-skid device for the rumble tile roof construction of claim 1, which is characterized in that: the limiting pin (15) of the movable pin (9) is matched with the limiting groove (13) of the round buckle (5).
5. The anti-skid device for the rumble tile roof construction of claim 1, which is characterized in that: the pin buckle (3) is fixedly connected with the two ends in a clamping manner.
6. The anti-skid device for the rumble tile roof construction of claim 1, which is characterized in that: the locking screw holes (14) are used for fixing the stability of the ladder legs (6) through locking nuts.
7. The anti-skid device for the rumble tile roof construction of claim 1, which is characterized in that: the top of the antiskid device (4) is fixedly connected with the bottom of the ladder frame (1) through a welding technology.
8. The anti-skid device for the rumble tile roof construction of claim 1, which is characterized in that: the main shaft (8) can realize the separation between the ladder frame (1) and the main shaft through the movable pin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011254124.4A CN112443146A (en) | 2020-11-11 | 2020-11-11 | Antiskid device for rumble pantile roof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011254124.4A CN112443146A (en) | 2020-11-11 | 2020-11-11 | Antiskid device for rumble pantile roof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112443146A true CN112443146A (en) | 2021-03-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011254124.4A Pending CN112443146A (en) | 2020-11-11 | 2020-11-11 | Antiskid device for rumble pantile roof construction |
Country Status (1)
| Country | Link |
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| CN (1) | CN112443146A (en) |
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| US20090078503A1 (en) * | 2006-02-07 | 2009-03-26 | Telesteps Ab | Collapsible Platform |
| CN205638196U (en) * | 2016-05-23 | 2016-10-12 | 国网山东省电力公司阳谷县供电公司 | Novel portable electric power is under construction terracedly |
| CN107091052A (en) * | 2017-06-23 | 2017-08-25 | 六安同辉智能科技有限公司 | A kind of building construction ladder |
| CN209621179U (en) * | 2018-10-26 | 2019-11-12 | 中建八局第一建设有限公司 | A kind of safe and portable double ladder |
| CN209742770U (en) * | 2019-02-27 | 2019-12-06 | 青岛青房建安集团有限公司 | Adjustable construction ladder |
| CN210396606U (en) * | 2019-07-10 | 2020-04-24 | 李雅琼 | Herringbone ladder with good stability performance for building construction |
| CN210888759U (en) * | 2018-08-27 | 2020-06-30 | 国网湖北省电力有限公司黄石供电公司 | Portable transformer substation operation ladder of ascending a height |
| CN211397396U (en) * | 2019-05-27 | 2020-09-01 | 南宁学院 | Herringbone ladder |
-
2020
- 2020-11-11 CN CN202011254124.4A patent/CN112443146A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090078503A1 (en) * | 2006-02-07 | 2009-03-26 | Telesteps Ab | Collapsible Platform |
| CN205638196U (en) * | 2016-05-23 | 2016-10-12 | 国网山东省电力公司阳谷县供电公司 | Novel portable electric power is under construction terracedly |
| CN107091052A (en) * | 2017-06-23 | 2017-08-25 | 六安同辉智能科技有限公司 | A kind of building construction ladder |
| CN210888759U (en) * | 2018-08-27 | 2020-06-30 | 国网湖北省电力有限公司黄石供电公司 | Portable transformer substation operation ladder of ascending a height |
| CN209621179U (en) * | 2018-10-26 | 2019-11-12 | 中建八局第一建设有限公司 | A kind of safe and portable double ladder |
| CN209742770U (en) * | 2019-02-27 | 2019-12-06 | 青岛青房建安集团有限公司 | Adjustable construction ladder |
| CN211397396U (en) * | 2019-05-27 | 2020-09-01 | 南宁学院 | Herringbone ladder |
| CN210396606U (en) * | 2019-07-10 | 2020-04-24 | 李雅琼 | Herringbone ladder with good stability performance for building construction |
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