CN113622642B - Push-pull type steel cantilever protection platform and installation method thereof - Google Patents
Push-pull type steel cantilever protection platform and installation method thereof Download PDFInfo
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- CN113622642B CN113622642B CN202110894905.8A CN202110894905A CN113622642B CN 113622642 B CN113622642 B CN 113622642B CN 202110894905 A CN202110894905 A CN 202110894905A CN 113622642 B CN113622642 B CN 113622642B
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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
- E04G3/18—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by cantilevers or other provisions mounted in openings in the building, e.g. window openings
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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
- E04G5/001—Safety or protective measures against falling down relating to scaffoldings
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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
- E04G5/006—Scaffold with cantilevered sections, e.g. to accommodate overhangs or recesses in the facade
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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
- E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
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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
- E04G5/12—Canopies
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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
- E04G5/12—Canopies
- E04G2005/125—Roof for scaffolds, e.g. extending to the adjacent building
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Movable Scaffolding (AREA)
Abstract
The invention relates to a push-pull type steel cantilever protection platform and an installation method thereof, wherein the protection platform comprises a plurality of main rods and a plurality of support rods, one end of each main rod is provided with a lantern ring with an opening, the lantern ring is sleeved and rotated on a cross rod during use, the plurality of main rods are movably connected with the plurality of support rods in one-to-one correspondence, adjustable support rods are movably connected between the main rods and a scaffold, the support rods support the main rods with different angles, and anti-falling nets are arranged between the adjacent main rods. According to the invention, the main rod is rotatably connected with the scaffold, and the support rod is rotatably connected with the main rod, so that the protection platform can be tightly attached to the scaffold at any time, the technical problem that the overhanging protection platform is easy to damage and fall in extreme weather in the prior art is solved, and the risk that the overhanging protection shed is damaged and blown down in extreme weather such as strong wind, heavy rain, strong typhoon and the like is effectively reduced.
Description
Technical Field
The invention relates to the field of building construction, in particular to a push-pull type steel overhanging protection platform and an installation method thereof.
Background
In the traditional cantilever protection shed construction, a steel pipe fastener type scaffold is usually adopted for temporary erection or is lifted to a working surface for splicing after the ground block erection is completed, and when a building is a low-rise building, the method can achieve a rapid and efficient construction effect; however, when the building is a high-rise or super-high-rise, the length of the overhanging protection shed required is increased, the erected position is higher, if the traditional construction method is adopted, the high-rise operation has great influence on the personal safety and the mind of operators, and the normal and orderly construction cannot be performed.
The overhanging protection shed is erected by adopting materials such as steel pipes, fasteners and the like to be spliced on the ground in a modularized manner and then lifted to be at high altitude for combination and connection, so that the whole horizontal hard protection is formed. However, the cantilever protection platform is rigidly connected with the outer frame, and has long cantilever length, so that the cantilever protection platform can become a new dangerous source when encountering extreme weather such as heavy wind, heavy rain or typhoon, and the like, and hidden danger of being damaged and falling exists.
Disclosure of Invention
The invention provides a push-pull type steel cantilever protection platform and an installation method thereof, which solve the technical problem that the cantilever protection platform is easy to damage and fall in extreme weather in the prior art.
The push-pull type steel cantilever protection platform comprises a plurality of main rods and a plurality of support rods, wherein one end of each main rod is provided with a lantern ring with an opening, the lantern ring is sleeved with a cross rod which is rotatably connected with a scaffold in a sleeved mode when the push-pull type steel cantilever protection platform is used, the plurality of main rods are movably connected with the plurality of support rods in a one-to-one correspondence mode, adjustable support rods are movably connected between the main rods and the scaffold, the support rods support the main rods with different angles, and anti-falling nets are arranged between the adjacent main rods.
The push-pull type steel cantilever protection platform is further improved in that one end of the supporting rod is rotatably connected to the lower side of the main rod, and the other end of the supporting rod is detachably fixed on the scaffold.
The push-pull type steel cantilever protection platform is further improved in that the supporting rod is a telescopic rod, one end of the supporting rod is rotatably connected to the lower side of the main rod, and the other end of the supporting rod is fixed on the scaffold.
The push-pull type steel cantilever protection platform is further improved in that the support rod is rotatably connected with the main rod through the sleeve and the pin shaft, the first end of the sleeve is extended to form two lug plates, the two lug plates are clamped on two sides of the main rod, the main rod is provided with a first through hole, the two lug plates are provided with second through holes, the pin shaft penetrates through the first through hole and the second through hole to enable the main rod to be connected with the sleeve, and one end of the support rod is inserted into the sleeve.
The push-pull type steel cantilever protection platform is further improved in that a third through hole is formed in the second end of the sleeve, a fourth through hole is formed in the end, inserted into the sleeve, of the supporting rod, and the sleeve and the supporting rod are connected through bolts penetrating through the third through hole and the fourth through hole.
The push-pull type steel cantilever protection platform is further improved in that a plurality of groups of two connecting rods are arranged between adjacent main rods, two ends of each group of two connecting rods are movably connected with the corresponding main rod, and the middle parts of the plurality of the two connecting rods between the adjacent main rods are connected in series through a reinforcing rod.
The push-pull type steel cantilever protection platform is further improved in that the anti-falling net is fixed on the two connecting rods and the reinforcing rod.
The invention also provides an installation method of the push-pull type steel cantilever protection platform, which comprises the following steps:
providing the push-pull type steel overhanging protection platform;
sleeving a plurality of main rods on a cross rod of a scaffold through the lantern ring, adjusting the distance between the plurality of main rods, and fixing the positions of the plurality of main rods;
rotating the main rod around the cross rod in a direction far away from the scaffold through the support rod until an angle to be fixed is reached;
fixing the support rod with the scaffold;
when the protection platform needs to be folded, the support rod and the scaffold are removed from being fixed, and the main rod is rotated around the cross rod until the main rod is abutted against the outer vertical surface of the scaffold.
The invention relates to a mounting method of a push-pull type steel cantilever protection platform, which is further improved in that a plurality of groups of two connecting rods are arranged between adjacent main rods, two ends of each group of two connecting rods are movably connected with the corresponding main rod, and the middle parts of the plurality of the two connecting rods between the adjacent main rods are connected in series through a reinforcing rod;
before the plurality of main rods are sleeved on the cross rod of the scaffold through the lantern ring, the plurality of main rods are mutually close, and two connecting rods between the adjacent main rods are in a folding state;
the push-pull type steel cantilever protection platform is integrally hoisted to the position to be installed of the scaffold, and a plurality of main rods are sleeved on the cross rod through the lantern ring.
The installation method of the push-pull type steel cantilever protection platform is further improved in that after the push-pull type steel cantilever protection platform is used, the fixing of the positions of the main rods is canceled, the plurality of main rods are tightened along the length direction of the cross rod, the support rods are removed from being fixed with the scaffold, the sleeve ring is detached from the sleeve ring, and then the main rods are lifted.
Compared with the prior art, the invention has positive and obvious effects. According to the invention, the main rod is rotatably connected with the scaffold, and the support rod is rotatably connected with the main rod, so that the protection platform can be tightly attached to the scaffold at any time, and the technical problem that the overhanging protection platform is easy to damage and fall in extreme weather in the prior art is solved. Under the condition that the overhanging protection shed is not dismantled, the protection platform can realize the unfolding and clinging effects of opening and closing windows like a sliding window on the outer side of the outer frame, effectively reduces the risks that the overhanging protection shed is damaged and blown down in extreme weather such as strong wind, heavy rain, strong typhoon and the like, avoids the generation of secondary dangerous sources, and has stronger practicability on high-rise or super-high-rise buildings in areas with larger wind loads such as suburbs, coasts and the like.
Drawings
Fig. 1 is a schematic diagram of an unfolding side structure of a push-pull type steel cantilever protection platform.
Fig. 2 is a schematic view of a tightening side structure of the push-pull type steel cantilever protection platform of the present invention.
Fig. 3 is a schematic view of a tightening front structure of the push-pull type steel cantilever protection platform.
Fig. 4 is an expanded top view of the push-pull type steel cantilever protection platform of the present invention.
Fig. 5 is a schematic diagram of a main rod structure of the push-pull type steel cantilever protection platform.
FIG. 6 is a cross-sectional view taken at B-B in FIG. 5.
Fig. 7 is an enlarged view at a in fig. 1.
Fig. 8 is a cross-sectional view of the joint of the main rod and the sleeve of the push-pull type steel cantilever protection platform.
Fig. 9 is a schematic diagram of a sliding support structure of the push-pull type steel cantilever protection platform.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1, fig. 2, fig. 4 and fig. 5, the push-pull type steel cantilever protection platform of the invention comprises a plurality of main rods 1 and a plurality of support rods 2, wherein one end of each main rod 1 is provided with a lantern ring 7 with an opening, the lantern ring 7 is sleeved with and rotated on a cross rod 4 of a scaffold when in use, the plurality of main rods 1 are movably connected with the plurality of support rods 2 in one-to-one correspondence, an adjustable support rod 2 is movably connected between the main rods 1 and the scaffold 3, the support rods 2 support the main rods 1 with different angles, and an anti-falling net is arranged between the adjacent main rods 1.
The crossbar 4 may be used directly as the crossbar of the scaffold 3, and optionally the crossbar 4 for mounting the protection platform is additionally fixed on the facade side of the scaffold 3 by means of mutually perpendicular double sleeves. The collar 7 on the boom 1 may be provided with a notch so that when slid over the rail 4, the notch is temporarily closed by a factory-dispensed fitting prior to installation on the rail 4 by the position of the notch being secured to the scaffold 3 by the rail 4. As shown in fig. 6, the cross section of the main rod 1 is rectangular, two sides are provided with slots 11 for inserting templates, templates are inserted between adjacent main rods 1 to achieve the effect of preventing objects from falling, and templates can be selectively inserted or anti-falling nets can be paved on site according to requirements. The distance and the position of the adjacent main rods 1 can be fixed at the lantern ring 7 through the fastener, so that the relative movement of the main rods 1 relative to the cross rod 4 is reduced, the even interval arrangement of the plurality of main rods 1 is ensured, the stress of each main rod 1 is even, and the overall stability of the protection platform is improved. The support rod 2 can be selectively connected with the main rod 1 above the cross rod 4 to provide tension for the main rod 1 so as to control the angle between the main rod 1 and the scaffold 3, and the support rod 2 can adopt steel pipes or steel wire ropes. The mobile jib 1 passes through lantern ring 7 and horizontal pole 4 to be fixed, makes mobile jib 1 can rotate around horizontal pole 4 to make protection platform can be like "austral window, sliding sash", realize "windowing" and "closing the expansion of window" in the outer frame outside, hug closely the effect of the outer facade of scaffold frame 3, effectively reduced the risk that the protection canopy of encorbelmenting was damaged, blown down under extreme weather such as strong wind, heavy rain, strong typhoon, avoided the production of secondary danger source.
Preferably, one end of the supporting rod 2 is rotatably connected to the lower side of the main rod 1, and the other end is detachably fixed to the scaffold 3.
The support rod 2 is preferably a steel tube. The support bar 2 is optionally connected to the main bar 1 below the crossbar 4 to provide support for the main bar 1, and the angle between the main bar 1 and the scaffold 3 is controlled by varying the length of the support bar 2 between the main bar 1 and the scaffold 3. After the angle adjustment of the main rod 1 is completed, the support rod 2 can be fixed with the scaffold 3 by adopting a fastener, so that the angle between the main rod 1 and the scaffold 3 is fixed.
Preferably, the supporting rod 2 is a telescopic rod, one end of the supporting rod 2 is rotatably connected to the lower side of the main rod 1, and the other end is fixed on the scaffold 3.
When the support rod 2 is a telescopic rod, the angle between the main rod 1 and the scaffold can be adjusted by extending and shortening the support rod 2, so that the adjustment is more convenient and quick.
Preferably, as shown in fig. 1, 7 and 8, the support rod 2 and the main rod 1 are rotatably connected through a sleeve 5 and a pin shaft, two ear plates extend from a first end of the sleeve 5, the two ear plates are clamped on two sides of the main rod 1, a first through hole is formed in the main rod 1, a second through hole is formed in each of the two ear plates, the pin shaft penetrates through the first through hole and the second through hole to enable the main rod 1 to be connected with the sleeve 5, and one end of the support rod 2 is inserted into the sleeve 5.
The pin 14 may also be replaced with a bolt and nut, preferably a high strength bolt of M16, and secured at the ends with a double nut. The main rod 1 of the support rod 2 is connected through the sleeve 5, and when the support rod is installed, the main rod 1 and the cross rod 4 can be installed firstly, then the sleeve 5 is installed on the main rod 1, and then the support rod 2 and the sleeve 5 are installed; when the main rod 1 is installed on the ground, the sleeve 5 and the main rod 1 are installed, then the sleeve and the main rod are hoisted onto the cross rod 4 together, and then the support rod 2 is installed. The sleeve 5 makes the connection between the main rod 1 and the support rod 2 more convenient, avoids the construction process that constructors weld at high altitude and other dangers, and improves the safety. The sleeve 5 and the pin shaft 14 are detachably connected with the support rod 2 and the main rod 1, so that the operation is convenient and quick, the operation is simple, the installation is faster in a high-rise building, the safety of constructors is improved, the problem that the length of a traditional overhanging protection shed required to be raised is increased, the erected part is higher, the personnel safety and the psychological of operators are greatly influenced by high-rise operation, and the construction cannot be normally and orderly carried out is solved.
Preferably, the second end of the sleeve 5 is provided with a third through hole, one end of the support rod 2 inserted into the sleeve 5 is provided with a fourth through hole, and the sleeve 5 and the support rod 2 are connected through the third through hole and the fourth through hole by bolts.
The diameter of the sleeve 5 is larger than that of the supporting rod 2, and the supporting rod 2 is connected with the sleeve 5 more stably by the bolts, so that the supporting rod is not easy to fall off.
Preferably, a plurality of two connecting rods are arranged between the adjacent main rods 1, two ends of each two connecting rods are connected with the corresponding main rod 1, the middle parts of the two connecting rods are connected in series through a reinforcing rod 10, and the anti-falling net is fixed on the two connecting rods and the reinforcing rod 10.
As shown in fig. 3, 4 and 9, the two links, the reinforcing bar 10 and the main bar 1 may be directly connected to the ground, and then the connected structure may be hoisted to the cross bar 4. The two connecting rods comprise two connecting rods 8, two ends of each connecting rod 8 are respectively fixed with a retaining ring, a sliding support 9 is sleeved on each reinforcing rod 10, each sliding support 9 is in a sleeve shape, two first circular rings 15 are fixed on the peripheral wall of each sliding support 9, two first circular rings 15 are connected with retaining rings at one ends of the adjacent connecting rods 8, a plurality of second circular rings 12 are fixed on the two side walls of each main rod 1, the retaining rings at the other ends of the adjacent connecting rods 8 are connected with each other through the corresponding second circular rings 12, and the reinforcing rods 10 penetrate through the sliding supports 9. Support is provided between adjacent main rods 1 through two connecting rods and a reinforcing rod 10, and support is provided for the anti-falling net.
Preferably, the fall protection net is fixed to the two links and the reinforcing bar 10.
The two connecting rods and the reinforcing rod 10 are arranged, so that the anti-falling net has a certain support, and is not easy to damage when a large object falls down.
As shown in fig. 1, 2, 4 and 5, the invention also provides an installation method of the push-pull type steel overhanging protection platform, which comprises the following steps:
providing the push-pull type steel overhanging protection platform;
sleeving a plurality of main rods 1 on a cross rod 4 of a scaffold 3 through the lantern ring 7, adjusting the distance between the plurality of main rods 1, and fixing the positions of the plurality of main rods 1;
rotating the main rod 1 around the cross rod 4 by the support rod 2 in a direction away from the scaffold 3 until an angle is to be fixed;
fixing the support bar 2 to the scaffold 3;
when the protection platform needs to be folded, the support rod 2 and the scaffold 3 are disassembled, and the main rod 1 is rotated around the transverse rod 4 until the main rod is abutted against the outer vertical surface of the scaffold 3.
When the support rod 2 is arranged above the cross rod 4, when the support rod 2 is a steel pipe or a steel wire rope, after the main rod 1 is connected to the cross rod 4, the support rod 2 is pulled, so that the main rod 1 rotates around the cross rod 4, the support rod 2 is adjusted to a proper angle, and then the support rod 2 is fixed with the scaffold 3. When the wind-driven type scaffold is in extreme weather of strong wind or heavy rain, the support rods 2 and the scaffold 3 can be directly dismantled, and the main rod 1 is retracted to be closely attached to the scaffold 3, so that the damage to a protection platform is reduced, the generation of secondary dangerous sources is avoided, and the wind-driven type scaffold is particularly suitable for areas with large wind loads such as high-rise buildings, suburbs, coasts and the like.
Preferably, a plurality of groups of two connecting rods are arranged between the adjacent main rods 1, two ends of each group of two connecting rods are movably connected with the corresponding main rod 1, and the middle parts of the plurality of the two connecting rods between the adjacent main rods 1 are connected in series through a reinforcing rod;
before the plurality of main rods 1 are sleeved on the cross rod 4 of the scaffold through the lantern ring 7, the plurality of main rods 1 are mutually close, and two connecting rods between the adjacent main rods 1 are in a folding state;
the push-pull type steel cantilever protection platform is integrally hoisted to the position to be installed of the scaffold, and a plurality of main rods 1 are sleeved on the cross rod 4 through the lantern ring 7.
The main rod 1 is placed on the ground of a construction site, three or four main rods 1 can be used as a setting plate for assembly according to requirements, the sliding support 9 and the connecting rod 8 are installed on the second circular ring 12 on the side wall of the main rod 1, the main rod 1 in the single protection platform is tightened into a W shape, the loop 7 of the main rod 1 is penetrated from one end of the cross rod 4 through the tower crane to the floor to be protected, the closed fitting at the notch of the loop 7 is taken down, the main rod 1 is moved, the notch of the loop 7 of the main rod 1 penetrates through the connecting point of the cross rod 4 and the scaffold 3, so that the main rod 1 is moved to a designated position for unfolding, and the position can be fixed by adopting a fastener after unfolding.
Preferably, after the push-pull type steel cantilever protection platform is used, the fixing of the position of the main rod 1 is canceled, a plurality of main rods 1 are tightened along the length direction of the cross rod 4, the fixing of the support rod 2 and the scaffold 3 is removed, the sleeve ring 7 is sheathed with the cross rod 4, and then the main rod 1 is lifted.
When this protection platform demolishs, the structure that can tighten up is favorable to demolishing fast and hoist and mount convenient, because the structure is detachable connection, consequently need not cause the damage to protection platform, can wholly demolish, has turnover to other job sites use, has improved the utilization ratio.
According to the invention, the main rod is rotatably connected with the scaffold, and the support rod is rotatably connected with the main rod, so that the protection platform can be tightly attached to the scaffold at any time, and the technical problem that the overhanging protection platform is easy to damage and fall in extreme weather in the prior art is solved. Under the condition that the overhanging protection shed is not dismantled, the protection platform can realize the unfolding and clinging effects of opening and closing windows like a building sliding window on the outer side of the outer frame, effectively reduces the risks that the overhanging protection shed is damaged and blown down in extreme weather such as strong wind, heavy rain, strong typhoon and the like, avoids the generation of secondary dangerous sources, and has stronger practicability on high-rise or super-high-rise buildings in areas with larger wind loads such as suburbs, coasts and the like.
The present invention is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present invention can be made by those skilled in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a push-pull type shaped steel protection platform that encorbelments, its characterized in that, including many mobile jib and many spinal branch vaulting poles, every the one end of mobile jib all is equipped with has the open-ended lantern ring, the lantern ring is established and is rotated in the horizontal pole of scaffold frame when using, many the mobile jib with many spinal branch vaulting poles one-to-one swing joint, the mobile jib with swing joint has adjustable bracing piece between the scaffold frame, the bracing piece is to different angles the mobile jib supports, adjacent be equipped with anti-drop net between the mobile jib, many mobile jib lay along the horizontal pole uniform interval of scaffold frame, the one end rotatable coupling of bracing piece in the downside of mobile jib, the other end can be dismantled and be fixed in on the scaffold frame, adjacent be equipped with multiunit second connecting rod between the mobile jib, every group the both ends of second connecting rod with corresponding mobile jib swing joint, adjacent many between the mobile jib the middle part of second connecting rod is through a stiffener cluster, the second connecting rod includes two connecting rods, the both ends of connecting rod all are fixed with the buckle, the cover is equipped with the support that slides, the support is in the shape of sliding, it is the second ring is fixed in to slide support two rings on the second ring, two adjacent ring support rings have the second ring support, the second ring support has the second ring that supports that slide, and the second ring has the ring support has the second ring that support has the ring.
2. The push-pull type steel cantilever protection platform according to claim 1, wherein the supporting rod is a telescopic rod, one end of the supporting rod is rotatably connected to the lower side of the main rod, and the other end of the supporting rod is fixed on the scaffold.
3. The push-pull type steel cantilever protection platform according to claim 1, wherein the support rod is rotatably connected with the main rod through a sleeve and a pin shaft, two lug plates extend from a first end of the sleeve, the two lug plates are clamped on two sides of the main rod, a first through hole is formed in the main rod, a second through hole is formed in each lug plate, the pin shaft penetrates through the first through hole and the second through hole to enable the main rod to be connected with the sleeve, and one end of the support rod is inserted into the sleeve.
4. A push-pull type steel cantilever protection platform according to claim 3, wherein a third through hole is formed at the second end of the sleeve, a fourth through hole is formed at one end of the support rod inserted into the sleeve, and the sleeve and the support rod are connected through bolts passing through the third through hole and the fourth through hole.
5. The installation method of the push-pull type steel cantilever protection platform is characterized by comprising the following steps that a scaffold is arranged on the periphery of a building structure:
providing a push-pull type steel cantilever protection platform as claimed in any one of claims 1 to 4;
sleeving the plurality of main rods on a cross rod of the scaffold through the lantern ring, adjusting the distance between the plurality of main rods, and fixing the positions of the plurality of main rods;
rotating the main rod around the cross rod in a direction away from the scaffold through the support rod until an angle to be fixed is reached;
fixing the support rod with the scaffold;
when the protection platform needs to be folded, the support rod is removed from being fixed with the scaffold, and the main rod is rotated around the cross rod until the main rod is abutted against the outer vertical surface of the scaffold;
before the main rods are sleeved on the cross rod of the scaffold through the lantern ring, the main rods are mutually close, and two connecting rods between the adjacent main rods are in a folding state;
and integrally hoisting the push-pull type steel cantilever protection platform to the to-be-installed position of the scaffold, and sleeving a plurality of main rods on the cross rod through the lantern ring.
6. The method for installing a push-pull type steel cantilever protection platform according to claim 5, wherein,
after the push-pull type steel cantilever protection platform is used, fixing of the positions of the main rods is canceled, the main rods are tightened along the length direction of the transverse rods, the support rods are removed to fix the scaffold, the sleeve rings are detached to be sleeved with the transverse rods, and then the main rods are hung to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110894905.8A CN113622642B (en) | 2021-08-05 | 2021-08-05 | Push-pull type steel cantilever protection platform and installation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110894905.8A CN113622642B (en) | 2021-08-05 | 2021-08-05 | Push-pull type steel cantilever protection platform and installation method thereof |
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| CN113622642A CN113622642A (en) | 2021-11-09 |
| CN113622642B true CN113622642B (en) | 2023-05-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672678A (en) * | 2016-01-26 | 2016-06-15 | 江苏南通三建集团有限公司 | Method for mounting overall steel protective shed cantilever frame |
| CN108331364A (en) * | 2018-03-22 | 2018-07-27 | 中建四局第五建筑工程有限公司 | A kind of novel overhanging outrigger horizontal safety protection network and its construction technology |
| CN209653358U (en) * | 2019-01-29 | 2019-11-19 | 珠海国嘉建筑工程有限公司 | A kind of overhanging protection canopy |
| CN111502316B (en) * | 2020-03-27 | 2021-11-09 | 中国建筑第八工程局有限公司 | Portable shaped steel protection platform that encorbelments |
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