CN112814360A - Overhanging external scaffold and construction method thereof - Google Patents
Overhanging external scaffold and construction method thereof Download PDFInfo
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- CN112814360A CN112814360A CN202011569928.3A CN202011569928A CN112814360A CN 112814360 A CN112814360 A CN 112814360A CN 202011569928 A CN202011569928 A CN 202011569928A CN 112814360 A CN112814360 A CN 112814360A
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- base
- connecting rod
- fixedly connected
- rod
- half ring
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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
- 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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- Movable Scaffolding (AREA)
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Abstract
The invention relates to an overhanging outer scaffold and a construction method thereof, belonging to the technical field of building construction, and comprising a plurality of base rods arranged in a building, wherein each base rod is fixedly connected with a connecting cylinder, the connecting cylinder is provided with a connecting groove, a first connecting rod is inserted in the connecting cylinder and connected with a fastener component, the first connecting rod is fixedly connected with a chain, the base rod is connected with a rolling component, the connecting cylinder is fixedly connected with a base, the base is rotatably connected with a first hinge and a second hinge, the first hinge is fixedly connected with a first semi-ring, the second hinge is fixedly connected with a second semi-ring, the first hinge is fixedly connected with a first torsion spring, the second hinge is fixedly connected with a second torsion spring, and the first semi-ring and the second semi-ring are commonly connected with a fastener component.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an overhanging outer scaffold and a construction method thereof.
Background
At present in the building engineering field, for making things convenient for workman's operation construction and guarantee workman's life safety, can set up the scaffold frame at the building periphery usually, the high-rise building field sets up overhanging type outer scaffold frame. At present, overhanging type external scaffolds are widely used, a riveting ring is embedded in an overhanging layer, then I-shaped steel is installed, one end of the I-shaped steel is fixed with a building through the riveting ring, the other end of the I-shaped steel extends out of the building, and finally, a scaffold is erected on the I-shaped steel at the extending end. In order to stabilize the outer scaffolding, the outer scaffolding should be securely connected to the main structure. For the connection mode, the existing method is to pre-embed a steel pipe fastener, usually a steel sleeve, when the superstructure concretes, the steel sleeve is to be perpendicular to the wall surface and to be a certain distance away from the top of the wall, when the scaffold is built, the wall connecting rod penetrates through the steel sleeve and is vertically fixed relative to the wall surface by using the fixing frames at two sides of the wall respectively. For the aspect of construction, the steel sleeve can not protrude out of the wall surface, and the top is more and the wall surface is flush.
The above prior art solutions have the following drawbacks: at present, the scaffold needs to be connected by fasteners one by workers in the erection process, and is particularly dangerous when high-altitude operation is carried out.
Disclosure of Invention
In order to safely install the overhanging outer scaffold, the application provides an overhanging outer scaffold and a construction method thereof.
On the one hand, the utility model provides an outer scaffold frame of encorbelmenting adopts following technical scheme:
an overhanging external scaffold comprises a plurality of base rods arranged in a building, wherein each base rod is horizontally arranged, one end of each base rod, far away from the building, is fixedly connected with a connecting cylinder, the connecting cylinder is arranged along the length direction of the base rods, one end of each connecting cylinder, far away from the base rods, is close to the ground, and is provided with a connecting groove, a first connecting rod is inserted in each connecting cylinder and can pass through the connecting grooves, one end, far away from the connecting cylinders, of each first connecting rod is connected with a fastener component for connecting the first connecting rod, adjacent fastener components are commonly connected with a second connecting rod, the second connecting rods are horizontally arranged, the tops of the fastener components are all connected with third connecting rods, and one ends, far away from the fastener;
every equal fixedly connected with chain of first connecting rod, every base pole all is connected with the rolling subassembly that can stimulate the chain to remove, the connecting cylinder is kept away from base pole one end fixedly connected with base, the base both sides rotate respectively and are connected with first hinge and second hinge, first hinge and second hinge set up along base pole length direction, first hinge fixedly connected with first semi-ring, second hinge fixedly connected with second semi-ring, first hinge fixedly connected with first torsional spring, first torsional spring other end fixed connection is on the base, second hinge fixedly connected with second torsional spring, second torsional spring other end fixed connection is on the base, first semi-ring and second semi-ring keep away from base one end mutual butt under first torsional spring and the second torsional spring natural state, first connecting rod can butt in first semi-ring and second semi-ring when first semi-ring and second semi-ring mutual butt, first semi-ring and second semi-ring are connected with the locking subassembly that makes first semi-ring and second semi-ring mutual separation together.
By adopting the above scheme, the workman is when installing the outer scaffold frame of encorbelmenting, at first need the mounted position installation base rod, combine head rod and second connecting rod through fastener assembly in convenient positions such as ground, pull the chain of head rod to the corresponding rolling subassembly on, pull head rod to connecting cylinder department through the rolling subassembly, make head rod pass the spread groove, the butt is on the connecting cylinder, then open the fastener assembly, make first semi-ring and second semi-ring butt outside head rod, the rolling subassembly continues to stimulate head rod, make head rod insert in the connecting cylinder, accomplish the preliminary installation of the outer scaffold frame of encorbelmenting, the workman is follow-up again connects the fastener assembly of upper and lower floor through the third connecting rod according to the number of piles demand, and accomplish the reinforcement work, can accomplish the construction of the outer scaffold frame of encorbelmenting. Because in preliminary installation in-process the workman only need near basic pole operate rolling subassembly and hasp subassembly can, do not need the half empty operation of workman, greatly increased the safety degree of construction, can once only accomplish the installation of the outer scaffold frame individual layer external support part of encorbelmenting, effectively increased construction speed.
Preferably, the winding assembly comprises a winding motor fixedly connected to the base rod, a winding shaft is fixedly connected to an output shaft of the winding motor, and the chain can be wound on the winding shaft.
Through adopting above-mentioned scheme, the workman twines the chain on the rolling axle when installing scaffold, then drives the rolling axle through controlling winding motor and rotates, and the rolling axle can twine and relax the chain.
Preferably, the base rod corresponds the rolling axle and is close to first connecting rod one side fixedly connected with guide block, and the guide way has been seted up to the guide block, and the guide way sets up along base rod length direction, and the chain can pass the guide way.
Through adopting above-mentioned scheme, the orbit that the chain removed can be stabilized to the guide way for be difficult to make the head rod dislocation when rolling motor rolling chain.
Preferably, the rolling subassembly includes the rotation seat of fixed connection on the base pole, rotates the seat and rotates and be connected with the wind-up roll, and the chain can twine on the wind-up roll, and wind-up roll one end all articulates there is the synchronizing bar, and the synchronizing groove has all been seted up to the wind-up roll other end, and the synchronizing bar is kept away from wind-up roll one end and can be connected in the synchronizing groove of adjacent wind-up roll, and near marginal base pole is provided with driving motor, and driving motor's output shaft fixed connection is on the wind-up roll of most.
By adopting the scheme, one driving motor can simultaneously drive the plurality of winding rollers to rotate through the synchronizing rods, so that a worker can wind the chain conveniently.
Preferably, the fastener component comprises a base, mounting grooves are formed in four side surfaces of the base, a first inserting rod perpendicular to the first connecting rod is fixedly connected to one end, away from the base, of the first connecting rod, a second inserting rod perpendicular to the second connecting rod is fixedly connected to two ends of the second connecting rod, a strip-shaped groove is formed in a position, close to the center of the base, of each mounting groove, corresponding to the base, of the base, when the first connecting rod and the second connecting rod are inserted in the mounting grooves, the first inserting rod and the second inserting rod can be inserted in the strip-shaped grooves, a first threaded hole is formed in a position, corresponding to each mounting groove, of the base, the first threaded holes are communicated with adjacent mounting grooves, mounting bolts are connected in the first threaded holes in a threaded mode, second threaded holes are formed in the first connecting rod and the second connecting rod, and;
the base central point puts the department and has seted up logical groove, and the third connecting rod can be pegged graft in leading to the inslot, and the base corresponds third threaded rod position department and has seted up the third screw hole, and third screw hole female connection has the extension bolt, and the fourth screw hole has been seted up to the third connecting rod, and the extension bolt can threaded connection in the fourth threaded hole.
Through adopting above-mentioned scheme, fastener component convenience of customers fixes a position head rod, second connecting rod and third connecting rod fast for construction speed.
Preferably, the hasp subassembly includes that fixed connection has elastic plate on first semi-ring, fixedly connected with chucking post on the elastic plate, and the chucking groove has been seted up to the second semi-ring, and when first semi-ring and second semi-ring alternate segregation, the chucking post can the joint in the chucking inslot.
Through adopting above-mentioned scheme, the staff will the chucking post follow the chucking groove back of pulling out, and first semi-ring and second semi-ring will rotate to mutual butt state automatically.
Preferably, the elastic plate is close to the clamping column and is fixedly connected with a pull rope, and one end of the pull rope, far away from the clamping column, is fixedly connected with one end of the base rod, far away from the first connecting rod.
Through adopting above-mentioned scheme, the workman stimulates the stay cord and can pulls out the chucking post from the chucking groove for the workman can operate keeping away from building edge position department, improves the security.
On the other hand, the construction method of the cantilever external scaffold provided by the application adopts the following technical scheme:
a construction method of an overhanging outer scaffold uses the overhanging outer scaffold and comprises the following steps:
s1, installing base rods at the positions where the buildings need to be constructed, wherein the distance between the base rods keeps the length of the second connecting rods;
s2, mounting the first connecting rod on the fastener component, and connecting the adjacent fastener components through the second connecting rod;
s3, lifting the chain on the first connecting rod to the base rod, and winding the chain on the winding assembly;
s4, controlling the winding component to wind the chain until the first connecting rod is inserted into the connecting groove and abuts against the connecting cylinder, so that the first connecting rod is kept as horizontal as possible;
s5, loosening the locking assembly and slowly rolling the chain until the first connecting rod is inserted into the connecting cylinder;
s6, reinforcing the intersection position of the first connecting rod and the connecting cylinder;
s7, mounting a third connecting rod on the fastener assembly, repeating the steps S1-S6 on the upper floor of the building, and finally connecting the third connecting rod with the fastener assembly on the upper floor;
and S8, repeating the step S7 until the required height is overlapped.
Through adopting above-mentioned scheme, because in preliminary installation process the workman only need near basic pole operate rolling subassembly and hasp subassembly can, do not need the half empty operation of workman, greatly increased the safety degree of construction, can once only accomplish the installation of the outer scaffold frame individual layer external support part of encorbelmenting, effectively increased construction speed.
In conclusion, the invention has the following beneficial effects:
1. because in preliminary installation in-process the workman only need near basic pole operate rolling subassembly and hasp subassembly can, do not need the half empty operation of workman, greatly increased the safety degree of construction, can once only accomplish the installation of the outer scaffold frame individual layer external support part of encorbelmenting, effectively increased construction speed.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the overhanging outer scaffold of the present application;
fig. 2 is a cross-sectional view of a coupler shaft and coupler slot of an overhanging outer scaffolding embodiment of the present application;
fig. 3 is a cross-sectional view of a fastener assembly of a first embodiment of the cantilevered external scaffolding of the present application;
fig. 4 is a cross-sectional view of a third connecting rod and fastener assembly of the first embodiment of the cantilevered external scaffolding of the present application;
FIG. 5 is an enlarged view of portion A of FIG. 1;
fig. 6 is an exploded view of the latch assembly of the first embodiment of the cantilevered external scaffolding of the present application;
fig. 7 is a schematic overall structural view of a second embodiment of the overhanging outer scaffold of the present application;
fig. 8 is a partial schematic view of a rolling assembly of the second embodiment of the cantilevered external scaffolding of the present application.
In the figure, 1, a base rod; 11. a connecting cylinder; 111. connecting grooves; 12. a base; 121. a first hinge; 1211. a first torsion spring; 122. a first half ring; 123. a second hinge; 1231. a second torsion spring; 124. a second half ring; 13. a latch assembly; 131. an elastic plate; 132. clamping the column; 133. a clamping groove; 134. pulling a rope; 14. a winding component; 141. a rotating seat; 142. a wind-up roll; 1421. a synchronization slot; 143. a synchronization lever; 144. a drive motor; 145. a winding motor; 146. a winding shaft; 147. a guide block; 1471. a guide groove; 2. a first connecting rod; 21. a chain; 211. a first plunger; 22. a second connecting rod; 221. a second plunger; 222. a second threaded hole; 23. a third connecting rod; 231. a fourth threaded hole; 3. a fastener assembly; 31. a base; 311. mounting grooves; 312. a strip-shaped groove; 313. a first threaded hole; 3131. installing a bolt; 314. a through groove; 315. a third threaded hole; 3151. the bolt is extended.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses an overhanging outer scaffold;
the first embodiment is as follows: as shown in fig. 1 and 2, the foundation poles 1 are installed in a building, each foundation pole 1 is horizontally arranged, one end of each foundation pole 1, far away from the building, is fixedly connected with a connecting cylinder 11, the connecting cylinders 11 are arranged along the length direction of the foundation poles 1, and one end, far away from the foundation poles 1, of each connecting cylinder 11, close to the ground, is provided with a connecting groove 111. The base rod 1 can be made of I-steel and fixed on a building by bolts.
As shown in fig. 2 and 3, a first connecting rod 2 is inserted into the connecting cylinder 11, the first connecting rod 2 can pass through the connecting groove 111, one end of the first connecting rod 2, which is far away from the connecting cylinder 11, is connected with a fastener component 3 for connecting the first connecting rod 2, the fastener component 3 includes a base 31, mounting grooves 311 have been all opened on four sides of the base 31, and a strip-shaped groove 312 has been all opened at a position where the base 31 corresponds to each mounting groove 311 and is close to the center of the base 31. One end of the first connecting rod 2 far away from the base 12 is fixedly connected with a first inserting rod 211 perpendicular to the first connecting rod 2, and when the first connecting rod 2 is inserted into the mounting groove 311, the first inserting rod 211 can be inserted into the strip-shaped groove 312. Adjacent base 31 is connected with second connecting rod 22 jointly, and second connecting rod 22 level sets up, and the equal fixedly connected with in second connecting rod 22 both ends is perpendicular to second connecting rod 22's second inserted bar 221, and when second connecting rod 22 pegged graft in mounting groove 311, second inserted bar 221 homoenergetic is pegged graft in bar groove 312. The base 31 corresponds every mounting groove 311 position department and has all seted up first screw hole 313, first screw hole 313 all communicates with neighbouring mounting groove 311, and equal threaded connection has mounting bolt 3131 in the first screw hole 313, and second screw hole 222 has all been seted up to head rod 2 and second connecting rod 22, and mounting bolt 3131 can be threaded connection in second screw hole 222.
As shown in fig. 2 and 4, a through groove 314 is formed in the center of the base 31, a third connecting rod 23 is inserted into the through groove 314, and one end of the third connecting rod 23, which is far away from the base 31, can be inserted into the through groove 314 at the bottom of another base 31. Third threaded hole 315 is opened in the position of base 31 corresponding to the third threaded rod, third threaded hole 315 is internally threaded with extension bolt 3151, fourth threaded hole 231 is opened in third connecting rod 23, and extension bolt 3151 can be threaded in fourth threaded hole 231. The fastener component 3 facilitates the user to quickly position the first connecting rod 2, the second connecting rod 22 and the third connecting rod 23, so that the construction speed is increased.
As shown in fig. 1 and 5, each first connecting rod 2 is fixedly connected with a chain 21, and each base rod 1 is connected with a winding assembly 14. The winding assembly 14 comprises a winding motor 145 fixedly connected to the base rod 1, a winding shaft 146 is fixedly connected to an output shaft of the winding motor 145, and the chain 21 can be wound on the winding shaft 146. The base rod 1 is fixedly connected with a guide block 147 corresponding to one side of the winding shaft 146 close to the first connecting rod 2, a guide groove 1471 is formed in the guide block 147, the guide groove 1471 is arranged along the length direction of the base rod 1, and the chain 21 can penetrate through the guide groove 1471. The worker winds the chain 21 on the winding shaft 146 when installing the scaffold, and then drives the winding shaft 146 to rotate by controlling the winding motor 145, and the winding shaft 146 can wind and unwind the chain 21. The guide groove 1471 can stabilize the moving track of the chain 21, so that the first connecting rod 2 is not easily dislocated when the winding motor 145 winds the chain 21.
As shown in fig. 1 and 6, a base 12 is fixedly connected to one end of the connecting cylinder 11 away from the base rod 1, a first hinge 121 and a second hinge 123 are respectively rotatably connected to two sides of the base 12, and the first hinge 121 and the second hinge 123 are arranged along the length direction of the base rod 1. The first hinge 121 is fixedly connected with a first half ring 122, and the second hinge 123 is fixedly connected with a second half ring 124. The first hinge 121 is fixedly connected with a first torsion spring 1211, the other end of the first torsion spring 1211 is fixedly connected to the base 12, the second hinge 123 is fixedly connected with a second torsion spring 1231, and the other end of the second torsion spring 1231 is fixedly connected to the base 12. The first torsion spring 1211 and the second torsion spring 1231 are naturally abutted against each other at ends of the first half ring 122 and the second half ring 124 away from the base 12, and the first connecting rod 2 can be abutted against the first half ring 122 and the second half ring 124 when the first half ring 122 and the second half ring 124 are abutted against each other. The first half 122 and the second half 124 are commonly connected to the latch assembly 13. The locking assembly 13 includes an elastic plate 131 fixedly connected to the first half ring 122 and having elasticity, a locking column 132 fixedly connected to the elastic plate 131, and a locking groove 133 formed on the second half ring 124. When the first half ring 122 and the second half ring 124 are separated from each other, the locking posts 132 can be locked in the locking grooves 133. The position of the elastic plate 131 close to the fastening column 132 is fixedly connected with a pulling rope 134, and one end of the pulling rope 134 far away from the fastening column 132 is fixedly connected with one end of the base rod 1 far away from the first connecting rod 2. The worker pulls the pull rope 134 to pull the locking post 132 out of the locking groove 133, and the first half ring 122 and the second half ring 124 are automatically rotated to be in contact with each other after the locking post 132 is pulled out of the locking groove 133. Workers can operate at positions far away from the edge of the building, and safety is improved.
The implementation principle of the overhanging outer scaffold in the embodiment of the application is as follows: when a worker installs the overhanging outer scaffold, the base rod 1 is installed at a position needing to be installed, the first connecting rod 2 and the second connecting rod 22 are combined through the base 31 at a convenient position such as the ground, the chain 21 of the first connecting rod 2 is pulled to the corresponding winding shaft 146, the first connecting rod 2 is pulled to the connecting cylinder 11 by the winding motor 145, so that the first connecting rod 2 passes through the connecting groove 111 and abuts against the connecting cylinder 11, then pull out chucking post 132 from chucking groove 133, make first semi-ring 122 and second semi-ring 124 butt outside first connecting rod 2, rolling motor 145 continues to stimulate first connecting rod 2, make first connecting rod 2 insert in connecting cylinder 11, accomplish the primary erection of the outer scaffold of encorbelmenting, the workman is follow-up again connects the base 31 of upper and lower floor through third connecting rod 23 according to the number of piles demand of overlap joint, and accomplish and consolidate work, can accomplish the construction of the outer scaffold of encorbelmenting. Because in preliminary installation in-process the workman only need near base pole 1 operate rolling component 14 and hasp subassembly 13 can, do not need the half empty operation of workman, greatly increased the safety degree of construction, can once only accomplish the installation of the outer scaffold frame individual layer outside support part of encorbelmenting, effectively increased construction speed.
Example two: as shown in fig. 7 and 8, the difference from the first embodiment is that the winding assembly 14 includes a rotating base 141 fixedly connected to the base rod 1, a winding roller 142 is rotatably connected to the rotating base 141, and the chain 21 can be wound on the winding roller 142. One end of the winding roller 142 is hinged to a synchronizing rod 143, the other end of the winding roller 142 is provided with a synchronizing groove 1421, one end of the synchronizing rod 143, far away from the winding roller 142, can be clamped in the synchronizing groove 1421 of the adjacent winding roller 142, a driving motor 144 is arranged near the base rod 1 at the most edge, and an output shaft of the driving motor 144 is fixedly connected to the winding roller 142 at the most edge. One driving motor 144 can simultaneously drive the plurality of winding rollers 142 to rotate through the synchronization rod 143, so that a worker can wind the chain 21 conveniently.
The embodiment of the application discloses a construction method of an overhanging outer scaffold, which uses the overhanging outer scaffold of any one of the embodiments and comprises the following specific steps:
and S1, installing the base rods 1 at the positions where the buildings need to be constructed, wherein the distance between the base rods 1 keeps the length of the second connecting rod 22.
S2, mounting the first connecting bar 2 on the fastener assembly 3, and connecting the adjacent fastener assemblies 3 by the second connecting bar 22.
And S3, lifting the chain 21 on the first connecting rod 2 to the base rod 1, and winding the chain 21 on the winding assembly 14.
S4, controlling the winding assembly 14 to wind the chain 21 until the first connecting rod 2 is inserted into the connecting slot 111 and abuts against the connecting cylinder 11, so that the first connecting rod 2 is kept as horizontal as possible.
S5, the locking assembly 13 is released, and the chain 21 is slowly wound until the first connecting rod 2 is inserted into the connecting cylinder 11.
S6, reinforcing the intersection of the first connecting rod 2 and the connecting cylinder 11.
S7, mounting the third connecting rod 23 on the fastener assembly 3, repeating the steps S1-S6 on the upper floor of the building, and finally connecting the third connecting rod 23 with the fastener assembly 3 on the upper floor.
And S8, repeating the step S7 until the required height is overlapped.
Because in preliminary installation in-process the workman only need near base pole 1 operate rolling component 14 and hasp subassembly 13 can, do not need the half empty operation of workman, greatly increased the safety degree of construction, can once only accomplish the installation of the outer scaffold frame individual layer outside support part of encorbelmenting, effectively increased construction speed.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides an outer scaffold frame of encorbelmenting which characterized in that: the building fastener comprises a plurality of base rods (1) installed in a building, wherein each base rod (1) is horizontally arranged, one end, far away from the building, of each base rod (1) is fixedly connected with a connecting cylinder (11), the connecting cylinder (11) is arranged along the length direction of each base rod (1), one end, far away from the base rods (1), of each connecting cylinder (11) is close to the ground, and is provided with a connecting groove (111), a first connecting rod (2) is inserted into each connecting cylinder (11), each first connecting rod (2) can pass through each connecting groove (111), one end, far away from the connecting cylinders (11), of each first connecting rod (2) is connected with a fastener component (3) used for connecting the corresponding first connecting rod (2), adjacent fastener components (3) are jointly connected with a second connecting rod (22), the second connecting rods (22) are horizontally arranged, the tops of the fastener components (3) are all connected with third connecting rods (23), one ends, far away from the fastener components (;
each first connecting rod (2) is fixedly connected with a chain (21), each base rod (1) is connected with a winding component (14) capable of pulling the chain (21) to move, one end of each connecting cylinder (11) far away from the base rod (1) is fixedly connected with a base (12), two sides of each base (12) are respectively and rotatably connected with a first hinge (121) and a second hinge (123), the first hinge (121) and the second hinge (123) are arranged along the length direction of the base rod (1), the first hinge (121) is fixedly connected with a first semi-ring (122), the second hinge (123) is fixedly connected with a second semi-ring (124), the first hinge (121) is fixedly connected with a first torsion spring (1211), the other end of the first torsion spring (1211) is fixedly connected to the base (12), the second hinge (123) is fixedly connected with a second torsion spring (1231), the other end of the second torsion spring (1231) is fixedly connected to the base (12), one ends, far away from the base (12), of the first half ring (122) and the second half ring (124) are abutted to each other under the natural state of the first torsion spring (1211) and the second torsion spring (1231), when the first half ring (122) and the second half ring (124) are abutted to each other, the first connecting rod (2) can be abutted to the first half ring (122) and the second half ring (124), and the first half ring (122) and the second half ring (124) are jointly connected with a locking component (13) which enables the first half ring (122) and the second half ring (124) to be separated from each other.
2. The cantilevered external scaffolding of claim 1, wherein: the winding assembly (14) comprises a winding motor (145) fixedly connected to the base rod (1), an output shaft of the winding motor (145) is fixedly connected with a winding shaft (146), and the chain (21) can be wound on the winding shaft (146).
3. The cantilevered external scaffolding of claim 2, wherein: base pole (1) correspond rolling axle (146) and are close to first connecting rod (2) one side fixedly connected with guide block (147), and guide way (1471) have been seted up to guide block (147), and guide way (1471) set up along base pole (1) length direction, and guide way (1471) can be passed in chain (21).
4. The cantilevered external scaffolding of claim 1, wherein: rolling subassembly (14) are including rotation seat (141) of fixed connection on base pole (1), rotation seat (141) rotate and are connected with wind-up roll (142), chain (21) can twine on wind-up roll (142), wind-up roll (142) one end all articulates there is synchronizing bar (143), synchronizing bar (1421) have all been seted up to the wind-up roll (142) other end, synchronizing bar (143) are kept away from wind-up roll (142) one end and can be connect in synchronizing bar (1421) of adjacent wind-up roll (142), near marginal base pole (1) are provided with driving motor (144), the output shaft fixed connection of driving motor (144) is on most marginal wind-up roll (142).
5. The cantilevered external scaffolding of claim 1, wherein: the fastener component (3) comprises a base (31), mounting grooves (311) are formed in four side faces of the base (31), one end, far away from a base (12), of a first connecting rod (2) is fixedly connected with a first insert rod (211) perpendicular to the first connecting rod (2), two ends of a second connecting rod (22) are fixedly connected with a second insert rod (221) perpendicular to the second connecting rod (22), a strip-shaped groove (312) is formed in a position, close to the center of the base (31), of each mounting groove (311) corresponding to the base (31), when the first connecting rod (2) and the second connecting rod (22) are inserted in the mounting grooves (311), the first insert rod (211) and the second insert rod (221) can be inserted in the strip-shaped groove (312), a first threaded hole (313) is formed in a position, corresponding to each mounting groove (311), the first threaded hole (313) is communicated with the adjacent mounting groove (311), mounting bolts (3131) are connected into the first threaded holes (313) in a threaded manner, second threaded holes (222) are formed in the first connecting rod (2) and the second connecting rod (22), and the mounting bolts (3131) can be connected into the second threaded holes (222) in a threaded manner;
through groove (314) have been seted up to base (31) central point department, third connecting rod (23) can be pegged graft in through groove (314), third screw hole (315) have been seted up to base (31) corresponding third threaded rod position department, third screw hole (315) female connection has extension bolt (3151), fourth screw hole (231) have been seted up in third connecting rod (23), extension bolt (3151) can threaded connection in fourth screw hole (231).
6. The cantilevered external scaffolding of claim 1, wherein: the locking assembly (13) comprises an elastic plate (131) fixedly connected to the first half ring (122) and having elasticity, a clamping column (132) is fixedly connected to the elastic plate (131), a clamping groove (133) is formed in the second half ring (124), and when the first half ring (122) and the second half ring (124) are separated from each other, the clamping column (132) can be clamped in the clamping groove (133).
7. The cantilevered external scaffolding of claim 6, wherein: the elastic plate (131) is close to the clamping column (132) and is fixedly connected with a pull rope (134), and one end, far away from the clamping column (132), of the pull rope (134) is fixedly connected with one end, far away from the first connecting rod (2), of the base rod (1).
8. A construction method of an overhanging outer scaffold, characterized by using the overhanging outer scaffold of any one of claims 1 to 7, comprising the steps of:
s1, installing base rods (1) at the positions where the buildings need to be constructed, wherein the distance between the base rods (1) keeps the length of the second connecting rod (22);
s2, mounting the first connecting rod (2) on the fastener component (3), and connecting the adjacent fastener components (3) through the second connecting rod (22);
s3, lifting the chain (21) on the first connecting rod (2) to the base rod (1), and winding the chain (21) on the winding assembly (14);
s4, controlling the winding component (14) to wind the chain (21) until the first connecting rod (2) is inserted into the connecting groove (111) and abuts against the connecting cylinder (11), so that the first connecting rod (2) is kept as horizontal as possible;
s5, loosening the buckle assembly (13) and slowly rolling the chain (21) until the first connecting rod (2) is inserted into the connecting cylinder (11);
s6, reinforcing the intersection position of the first connecting rod (2) and the connecting cylinder (11);
s7, mounting a third connecting rod (23) on the fastener assembly (3), repeating the steps S1-S6 on the upper floor of the building, and finally connecting the third connecting rod (23) with the fastener assembly (3) on the upper floor;
and S8, repeating the step S7 until the required height is overlapped.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003239529A (en) * | 2002-02-14 | 2003-08-27 | Kunimoto Co Ltd | Scaffold board support device for veranda handrail |
| CN102777022A (en) * | 2012-08-03 | 2012-11-14 | 汕头市建筑工程总公司 | Postpositional double-steel-channel overhanging scaffold and construction method thereof |
| CN110273537A (en) * | 2019-08-05 | 2019-09-24 | 广州中石科技有限公司 | Self-locking Cantilever Beams, bogey and job platform |
| CN209799338U (en) * | 2019-03-05 | 2019-12-17 | 广东中南建设有限公司 | Overhanging type scaffold support connecting structure |
| CN110952763A (en) * | 2019-11-21 | 2020-04-03 | 成都建工第二建筑工程有限公司 | Construction method of externally-hung type externally-hung overhanging scaffold |
| CN210482948U (en) * | 2019-06-06 | 2020-05-08 | 广东宏骏建筑工程有限公司 | Scaffold |
-
2020
- 2020-12-26 CN CN202011569928.3A patent/CN112814360B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003239529A (en) * | 2002-02-14 | 2003-08-27 | Kunimoto Co Ltd | Scaffold board support device for veranda handrail |
| CN102777022A (en) * | 2012-08-03 | 2012-11-14 | 汕头市建筑工程总公司 | Postpositional double-steel-channel overhanging scaffold and construction method thereof |
| CN209799338U (en) * | 2019-03-05 | 2019-12-17 | 广东中南建设有限公司 | Overhanging type scaffold support connecting structure |
| CN210482948U (en) * | 2019-06-06 | 2020-05-08 | 广东宏骏建筑工程有限公司 | Scaffold |
| CN110273537A (en) * | 2019-08-05 | 2019-09-24 | 广州中石科技有限公司 | Self-locking Cantilever Beams, bogey and job platform |
| CN110952763A (en) * | 2019-11-21 | 2020-04-03 | 成都建工第二建筑工程有限公司 | Construction method of externally-hung type externally-hung overhanging scaffold |
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