CN113914602B - Anti-falling device for lifting type climbing frame - Google Patents
Anti-falling device for lifting type climbing frame Download PDFInfo
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- CN113914602B CN113914602B CN202111358093.1A CN202111358093A CN113914602B CN 113914602 B CN113914602 B CN 113914602B CN 202111358093 A CN202111358093 A CN 202111358093A CN 113914602 B CN113914602 B CN 113914602B
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- 230000002493 climbing Effects 0.000 title claims abstract description 52
- 238000004804 winding Methods 0.000 claims description 22
- 239000002965 rope Substances 0.000 claims description 10
- 240000005511 Pisonia aculeata Species 0.000 claims description 9
- 230000001702 transmitter Effects 0.000 claims description 6
- 230000001737 promoting Effects 0.000 claims description 2
- 241000219098 Parthenocissus Species 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 241001236653 Lavinia exilicauda Species 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- HBUBKKRHXORPQB-UUOKFMHZSA-N 2-fluoroadenosine Chemical compound C1=NC=2C(N)=NC(F)=NC=2N1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O HBUBKKRHXORPQB-UUOKFMHZSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000002441 reversible Effects 0.000 description 1
- 230000000630 rising Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- 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
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
- E04G3/32—Hoisting devices; Safety devices
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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
- E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
Abstract
The application relates to an anti-falling device for a lifting type climbing frame in the technical field of building construction, which comprises a mounting plate, a rotating plate, a hook hanging plate and an elastic piece, wherein the mounting plate is fixed on the outer wall of a building; one end of the rotating plate is rotatably connected to one side, away from the outer wall of the building, of the mounting plate, the rotating axes of the rotating plate and the mounting plate are in a horizontal state and are parallel to the outer wall of the building, and the other end of the rotating plate is obliquely arranged downwards and towards the direction far away from the outer wall of the building; one end of the hook plate is connected with one end of the rotating plate, which is far away from the mounting plate, and the hook plate and the rotating plate jointly form a V-shaped structure with an upward opening; the elastic piece clamp is arranged between the rotating plate and the mounting plate and used for enabling the hook hanging plate to be located between the upper connecting rod and the lower connecting rod between the two guide rails. The application has the effect of improving the stability and the safety of the lifting type climbing frame.
Description
Technical Field
The application relates to the technical field of building construction, in particular to an anti-falling device for a lifting type climbing frame.
Background
At present, in the construction process of building engineering, a profile steel overhanging type scaffold or an electric hoist integral lifting type climbing frame is usually adopted by a high-rise building, particularly a super high-rise building; the lift of frame is climbed to whole promotion formula generally is fixed electric block one end on the building, and the frame support body is climbed in the other end connection, starts electric block, through electric block's corotation or reversal, realizes climbing the holistic rising of frame or descends.
But because the whole weight of climbing frame is heavier and each regional weight exists the difference, lead to electric block functioning speed to have fast slowly, especially climb the frame operation in-process and probably appear electric block trouble or take place the scraping with the building, lead to electric block to overload, the chain fracture even, cause and climb the frame and take place the incident that falls.
Disclosure of Invention
In order to improve the climbing stability and safety of the lifting type climbing frame, the application provides a falling prevention device for the lifting type climbing frame.
The application provides a falling protector for promoting formula frame of climbing adopts following technical scheme:
an anti-falling device for a lifting type climbing frame comprises a mounting plate, a rotating plate, a hook plate and an elastic piece, wherein the mounting plate is fixed on the outer wall of a building; one end of the rotating plate is rotatably connected to one side of the mounting plate, which is far away from the outer wall of the building, the rotating shaft lines of the rotating plate and the mounting plate are in a horizontal state and are parallel to the outer wall of the building, and the other end of the rotating plate is obliquely arranged downwards and towards the direction far away from the outer wall of the building; one end of the hooking plate is connected with one end of the rotating plate, which is far away from the mounting plate, and the hooking plate and the rotating plate jointly form a V-shaped structure with an upward opening; the elastic component clamp is arranged between the rotating plate and the mounting plate and used for enabling the hook plate to be located between the upper connecting rod and the lower connecting rod between the two guide rails, when the climbing frame moves upwards, the connecting rod located below can be abutted to the lower inclined plane of the hook plate firstly, and when the climbing frame falls, the V-shaped formed by the rotating plate and the hook plate supports the connecting rod located above.
Through adopting above-mentioned technical scheme, the elastic action of elastic component makes the hook board be located between two upper and lower connecting rods between the guide rail, when climbing a frame upward movement, the connecting rod that is located the below supports and leans on the lower inclined plane of hook board and overcome the elasticity of elastic component and make the hook board move to the direction of mounting panel, thereby ensure to climb the continuous free climbing of frame, when climbing the frame and taking place the tenesmus because of the unexpected condition, the hook board in time moves between two adjacent connecting rods under the elastic action of elastic component, then carry out the bearing to the connecting rod that is located the top, not only avoid climbing the frame and continue the tenesmus, and can ensure to climb the frame and carry out the bearing when climbing frame tenesmus speed and impact force are less, and then promote stability and the security that formula climbing frame climbed.
Optionally, a guide plate is fixed to one end, facing the building outer wall, of the hooking plate, and the guide plate and the hooking plate are located on the same plane.
Through adopting above-mentioned technical scheme, the deflector can reduce the connecting rod and slide the possibility to the rotor plate below to the guide effect of the connecting rod that is located the hitch plate below to the improvement is to climbing the stability that the frame promoted.
Optionally, an elastic plate is fixed at one end of the guide plate, which is away from the hooking plate, and one end of the elastic plate, which is away from the guide plate, is inclined downwards and arranged towards the mounting plate.
Through adopting above-mentioned technical scheme, the elastic plate arrange, further improvement the connecting rod to the gliding accuracy of hook board direction.
Optionally, one end of the elastic plate, which is away from the guide plate, is abutted against one side of the mounting plate, which is away from the outer wall of the building.
By adopting the technical scheme, the gap between the hook plate and the mounting plate is further reduced, and when the hook plate is pushed by the connecting rod to move towards the mounting plate, the elastic plate can be bent under the elastic action of the elastic plate, so that the elastic plate is always kept in a state of being attached to the mounting plate,
optionally, one side of the mounting plate, which faces the elastic plate, is provided with a slide rail which is vertically arranged, and one end of the elastic plate, which faces the mounting plate, is fixed with a slide block which is matched with the slide rail.
Through adopting above-mentioned technical scheme, the cooperation of sliding of slider and slide rail has further ensured that the elastic plate leans on stability towards mounting panel one end and mounting panel.
Optionally, a pull-back assembly is arranged between the mounting plate and the rotating plate, and the pull-back assembly is used for overcoming the elasticity of the elastic piece and actively rotating the rotating plate and the hook plate towards the mounting plate.
Through adopting above-mentioned technical scheme, when needs initiatively descend climbing the frame, the staff can open the subassembly of pulling back and move rotor plate and hook board to the direction of mounting panel, until the hook board breaks away from between two adjacent connecting rods completely, then the staff can be free will climb the frame and move down.
Optionally, the pull-back assembly includes a winding disc erected on the mounting plate, a winding rope is wound on the winding disc, one end of the winding rope is connected with one side of the rotating plate facing the mounting plate, and a battery pack used for driving a motor of the winding disc to rotate and supplying power to the motor is erected on the mounting plate.
Through adopting above-mentioned technical scheme, when needs break away from the board of hooking between two connecting rods, the staff can open the motor, makes the motor drive the rolling dish and rotates and twine the rolling rope on the rolling dish, can stimulate the direction motion of rotor plate to the mounting panel, and overall structure is simple the simple operation, has improved staff's work efficiency.
Optionally, a control module and a wireless transmitter are arranged on one side of the battery pack on the mounting plate, and the wireless transmitter and the control module can control forward and reverse rotation of the motor.
Through adopting above-mentioned technical scheme, control module and wireless transmitter's cooperation makes the staff can control opening and shutting of motor at the distal end, has not only improved staff's work convenience, has reduced manpower consumption, and the process of work completion is safer moreover.
Optionally, the rotating plate and the hooking plate are integrally formed by bending.
Through adopting above-mentioned technical scheme, form the integrative casting of rotor plate and hook board for the V type structure that rotor plate and hook board formed is more firm, thereby improves the support stability to the connecting rod.
Optionally, the elastic member is a spring, and two ends of the spring are respectively fixed to the opposite sides of the mounting plate and the rotating plate.
Through adopting above-mentioned technical scheme, the elasticity of spring is stable with the ability of recovering the state before the compression, has guaranteed the stability of hook board motion to between two adjacent connecting rods repeatedly.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the climbing frame has the advantages that the climbing stability and safety of the lifting climbing frame are improved, the hook plate is located between the upper connecting rod and the lower connecting rod between the two guide rails under the elastic action of the elastic piece, when the climbing frame moves upwards, the connecting rod located below abuts against the lower inclined plane of the hook plate and overcomes the elastic force of the elastic piece to enable the hook plate to move towards the mounting plate, so that the climbing frame is ensured to continuously and freely climb, when the climbing frame falls due to an accident condition, the hook plate runs between the two adjacent connecting rods in time under the elastic action of the elastic piece, then the connecting rod located above is supported, the climbing frame is prevented from continuously falling, and the climbing frame can be supported when the falling speed and the impact force of the climbing frame are smaller;
2. the lifting stability of the climbing frame is improved, and the possibility that the connecting rod slides to the lower part of the rotating plate can be reduced through the guiding function of the guide plate on the connecting rod positioned below the hook plate;
3. the use convenience of device has been improved, through opening the direction motion of pull-back subassembly with rotor plate and hook board to the mounting panel, until the hook board breaks away from completely between two adjacent connecting rods, then the staff can be free will climb a downstream.
Drawings
FIG. 1 is a schematic view of the overall structure of the fall arrest device according to the embodiment of the present application;
FIG. 2 is a schematic structural diagram showing a hooking component;
fig. 3 is a schematic structural view of a pull-back assembly.
Description of reference numerals: 1. mounting a plate; 11. a slide rail; 2. a rotating plate; 3. a rotating assembly; 31. an ear plate; 32. a rotating shaft; 4. a hooking component; 41. hooking and hanging plates; 42. an elastic member; 43. a guide plate; 44. an elastic plate; 45. a slider; 5. a pullback assembly; 51. a side plate; 52. a winding disc; 53. winding the rope; 54. a motor; 55. a battery pack; 56. a control module; 6. climbing a frame; 61. a guide rail; 62. a connecting rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a falling prevention device for a lifting type climbing frame. Referring to fig. 1, the anti-falling device comprises a rectangular mounting plate 1, wherein the mounting plate 1 can be fixed on the outer wall of a building through an embedded bolt or an expansion bolt; one side that mounting panel 1 deviates from the building outer wall is provided with the rotor plate 2 of a rectangle, is provided with a runner assembly 3 between 2 one ends of rotor plate and the mounting panel 1, and the 2 other ends of rotor plate are provided with a hook subassembly 4.
Referring to fig. 2, the rotating assembly 3 includes two ear plates 31 fixed on one side of the mounting plate 1 departing from the outer wall of the building and close to the top of the mounting plate 1, the two ear plates 31 are arranged at intervals along the same horizontal direction, a rotating shaft 32 arranged horizontally is connected between the two ear plates 31, the axis of the rotating shaft 32 is parallel to the outer wall surface of the building, one end of the rotating plate 2 is fixed with the rotating shaft 32 along the width direction thereof, the other end of the rotating plate 2 inclines downwards and is arranged towards the direction away from the mounting plate 1, and under the rotation connection of the rotating shaft 32 and the two ear plates 31, the end of the rotating plate 2 away from the rotating shaft 32 can move away from or close to each other relative to the mounting plate 1.
Referring to fig. 2, the hook assembly 4 includes a rectangular hook plate 41, one end of the hook plate 41 is fixed to one end of the rotating plate 2 far away from the rotating shaft 32, and the hook plate 41 and the rotating plate 2 jointly form a V-shaped structure with an upward opening, one side of the rotating plate 2 facing the mounting plate 1 is provided with an elastic piece 42 near one side of the bottom end of the rotating plate 2, the elastic piece 42 may be a spring, an elastic pad, an elastic sheet, and the like, in this embodiment, the elastic piece 42 is a spring, two ends of the spring are fixed to the opposite sides of the mounting plate 1 and the rotating plate 2 respectively, under the elastic action of the spring, the V-shaped structure formed by the hook plate 41 and the rotating plate 2 can rotate around the rotating shaft 32 to between two upper and lower connecting rods 62 between two guide rails 61, and when the hook plate 41 is located between the upper and lower connecting rods 62, the V-shaped openings of the rotating plate 2 and the hook plate 41 are right aligned to the connecting rods 62 located above, and the rotating plate 2 and the hook plate 41 are integrally bent to improve the overall structural strength.
When the worker lifts the climbing frame 6, the lower connecting rod 62 will first abut on the lower slope of the hooking plate 41; then, as the lower connecting rod 62 continues to rise, the connecting rod 62 will push the hooking plate 41 and the rotating plate 2 to rotate around the rotating shaft 32 towards the mounting plate 1, and at the moment, the spring is compressed and shortened; when the connecting rod 62 that abuts against the hook board 41 moves upward to separate from the hook board 41, the V-shaped structure formed by the hook board 41 and the rotating board 2 will move again to the space between the two connecting rods 62 adjacent up and down under the elastic action of the spring, so as to ensure that the climbing frame 6 climbs continuously.
Because the elastic action of spring for the V type structure that hitch plate 41 and rotor plate 2 formed is when not receiving the extrusion of connecting rod 62, V type structure can be all the time just to the connecting rod 62 that is located its top, when climbing frame 6 takes place the tenesmus because of the unexpected circumstances, V type structure can be timely carries out the bearing to the connecting rod 62 that is located its top, so not only can avoid guide rail 61 to continue to slide down, and then avoid climbing frame 6 to continue the tenesmus, and because keep nearer distance throughout between V type structure and the connecting rod 62 of its top, can ensure to carry out the bearing to climbing frame 6 when climbing frame 6 tenesmus speed and impact force are less, thereby realize in time, high-efficient and safe prevention to climbing frame 6 tenesmus, and then improve the stability and the security that promotion formula climbing frame 6 climbs.
Referring to fig. 2, a guide plate 43 is further fixed at one end of the hook plate 41 facing the building outer wall, the plane where the guide plate 43 is located is parallel to the plane where the hook plate 41 is located, an elastic plate 44 is further fixed at one end of the guide plate 43 away from the hook plate 41, one end of the elastic plate 44 facing away from the guide plate 43 is arranged in the direction of the mounting plate 1 in an inclined and downward manner, a sliding block 45 is fixed at one end of the elastic plate 44 facing the mounting plate 1, a vertically arranged sliding rail 11 is arranged at one side of the mounting plate 1 facing away from the building outer wall, and the sliding block 45 is clamped in the sliding rail 11 and connected with the sliding rail 11 in a sliding manner; under the guiding action of the guide plate 43 and the elastic plate 44, when the climbing frame 6 moves upwards, the connecting rod 62 positioned below can be ensured to be accurately abutted against the lower inclined surface of the hooking plate 41, and then the hooking plate 41 is pushed to move towards the mounting plate 1.
Referring to fig. 2 and 3, a pull-back assembly 5 is further disposed between the rotating plate 2 and the mounting plate 1, the pull-back assembly 5 includes two side plates 51 fixed to one side of the mounting plate 1, which is away from the building outer wall and is parallel to each other and arranged at intervals in the horizontal direction, a winding disc 52 arranged horizontally is rotatably connected between the two side plates 51, a winding rope 53 is wound on the winding disc 52, one end of the winding rope 53 is detachably connected to one side of the rotating plate 2 facing the mounting plate 1, a motor 54 is fixed to one side of one of the side plates 51, which is away from the other side plate 51, an output shaft of the motor 54 is coaxially fixed to the winding disc 52 for driving the winding disc 52 to rotate, and a battery pack 55 is further fixed to the mounting plate 1 on one side of the motor 54 for providing power for the motor 54 to operate.
When the climbing frame 6 needs to be actively lowered, a worker can turn on the motor 54, so that the motor 54 drives the winding disc 52 to rotate to wind the winding rope 53 on the winding disc 52, the rotating plate 2 is further pulled to move towards the mounting plate 1 until the hooking plate 41 completely removes the limitation on the connecting rods 62, then the worker can slide the climbing frame 6 towards the ground to adjust the position of the climbing frame 6 on the outer wall of a building, after the position of the climbing frame 6 is adjusted, the worker only needs to turn on the motor 54 again to release the winding rope 53 for a certain length, and then the hooking plate 41 can return to the position between two adjacent connecting rods 62; in addition, a control module 56 is fixed on the mounting plate 1 beside the battery pack 55 for controlling the opening and closing of the motor 54, and a wireless transmitter is installed in the control module 56, so that a worker can control the opening and closing of the motor 54 at a remote end, and the working convenience and safety of the worker are improved.
The implementation principle of the anti-falling device for the lifting type climbing frame is as follows: under the elastic action of spring, the V type structure that makes hook board 41 and rotor plate 2 form when not receiving the extrusion of connecting rod 62, V type structure can be all the time just to the connecting rod 62 that is located its top, when climbing frame 6 and taking place the tenesmus because of the unexpected circumstances, the V type structure can be timely carries out the bearing to the connecting rod 62 that is located its top to the realization prevents to climb frame 6 and continues the purpose of tenesmus.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. The utility model provides a safety device for promoting formula is climbed, its characterized in that: the building wall fixing device comprises a mounting plate (1), a rotating plate (2), a hook plate (41) and an elastic piece (42), wherein the mounting plate (1) is fixed on the outer wall of a building;
one end of the rotating plate (2) is rotatably connected to one side, away from the building outer wall, of the mounting plate (1), the rotating plate (2) and a rotating shaft (32) line of the mounting plate (1) are in a horizontal state and parallel to the building outer wall, and the other end of the rotating plate (2) is obliquely arranged downwards and towards the direction far away from the building outer wall;
one end of the hooking plate (41) is connected with one end, far away from the mounting plate (1), of the rotating plate (2), and the hooking plate (41) and the rotating plate (2) jointly form a V-shaped structure with an upward opening;
the elastic piece (42) is clamped between the rotating plate (2) and the mounting plate (1) and used for enabling the hooking plate (41) to be located between an upper connecting rod (62) and a lower connecting rod (62) between the two guide rails (61), when the climbing frame (6) moves upwards, the connecting rod (62) located below can abut against the lower inclined surface of the hooking plate (41) at first, and when the climbing frame (6) falls downwards, the V-shaped formed by the rotating plate (2) and the hooking plate (41) supports the connecting rod (62) located above; a guide plate (43) is fixed at one end of the hooking plate (41) facing the outer wall of the building, and the guide plate (43) and the hooking plate (41) are positioned on a same plane;
an elastic plate (44) is fixed at one end of the guide plate (43) departing from the hooking plate (41), and one end of the elastic plate (44) departing from the guide plate (43) is obliquely arranged downwards towards the direction of the mounting plate (1);
one end of the elastic plate (44) departing from the guide plate (43) is abutted against one side of the mounting plate (1) departing from the outer wall of the building;
mounting panel (1) is equipped with vertical arrangement's slide rail (11) towards one side of elastic plate (44), elastic plate (44) are fixed with slider (45) with slide rail (11) complex towards the one end of mounting panel (1).
2. The fall arrest device for a lift-type creeper according to claim 1, wherein: be provided with between mounting panel (1) and rotor plate (2) and draw back subassembly (5), the elasticity that draws back subassembly (5) are used for overcoming elastic component (42) is initiatively rotated rotor plate (2) and hook board (41) to mounting panel (1) direction.
3. The fall arrest device for a lift-type creeper according to claim 2, wherein: the pull-back assembly (5) comprises a winding disc (52) erected on the mounting plate (1), a winding rope (53) is wound on the winding disc (52), one end of the winding rope (53) is connected with one side, facing the mounting plate (1), of the rotating plate (2), and a battery pack (55) used for driving a motor (54) for rotating the winding disc (52) and supplying power to the motor (54) is further erected on the mounting plate (1).
4. A fall arrest device for a lift-type creeper according to claim 3, wherein: a control module (56) and a wireless transmitter are arranged on one side of the battery pack (55) on the mounting plate (1), and the wireless transmitter and the control module (56) can control the forward and reverse rotation of the motor.
5. The fall arrest device for a lift-type creeper according to claim 1, wherein: the rotating plate (2) and the hook plate (41) are integrally bent and formed.
6. The fall arrest device for a lift-type creeper according to claim 1, wherein: the elastic piece (42) is a spring, and two ends of the spring are respectively fixed with the opposite sides of the mounting plate (1) and the rotating plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111358093.1A CN113914602B (en) | 2021-11-16 | 2021-11-16 | Anti-falling device for lifting type climbing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111358093.1A CN113914602B (en) | 2021-11-16 | 2021-11-16 | Anti-falling device for lifting type climbing frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113914602A CN113914602A (en) | 2022-01-11 |
| CN113914602B true CN113914602B (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111358093.1A Active CN113914602B (en) | 2021-11-16 | 2021-11-16 | Anti-falling device for lifting type climbing frame |
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| CN (1) | CN113914602B (en) |
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| CN109184174A (en) * | 2018-09-29 | 2019-01-11 | 筑梦高科建筑有限公司 | Climbing frame for outer-wall and its application method |
| CN209942202U (en) * | 2019-05-16 | 2020-01-14 | 姚佳良 | Building assembled scaffold |
| CN212078649U (en) * | 2019-12-18 | 2020-12-04 | 山东大国建筑科技有限公司 | Falling protector and climbing external member |
| CN214658667U (en) * | 2021-04-30 | 2021-11-09 | 中交一公局集团有限公司 | Construction accessory installation operation frame |
| CN113605667A (en) * | 2021-09-08 | 2021-11-05 | 东莞市建安集团有限公司 | Climbing frame system for building construction |
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| CN113914602A (en) | 2022-01-11 |
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