CN112726812A - Assembly type building cantilever member and construction method - Google Patents
Assembly type building cantilever member and construction method Download PDFInfo
- Publication number
- CN112726812A CN112726812A CN202011604261.6A CN202011604261A CN112726812A CN 112726812 A CN112726812 A CN 112726812A CN 202011604261 A CN202011604261 A CN 202011604261A CN 112726812 A CN112726812 A CN 112726812A
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- main beam
- cantilever member
- top plate
- assembling main
- assembling
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/003—Balconies; Decks
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F10/00—Sunshades, e.g. Florentine blinds or jalousies; Outside screens; Awnings or baldachins
- E04F10/005—Rigidly-arranged sunshade roofs with coherent surfaces
Abstract
The invention discloses an assembled building overhanging component and a construction method, comprising an overhanging component beam and an assembling main beam, wherein the overhanging component beam is hoisted on the assembling main beam through hoisting equipment, the part of the overhanging component beam which is outwards picked out is fixedly connected with the assembling main beam through a supporting unit and a cable-pulling unit respectively, the supporting unit and the cable-pulling unit are used as a fixing system to support and fix the overhanging component beam so as to assist in completing the construction of the overhanging component beam and the assembling main beam, a pull-lock fastener is arranged to replace the traditional connecting piece, due to the thread relationship between a lock nut and a linkage pull rod, the linkage pull rod can pull a fixed claw hook to rotate when the lock nut is rotated, the fixed claw hook is outwards opened to be locked and fixed when the pull rod is pulled to the vertical section of a track groove, otherwise, the fixed claw hook is inwards folded when the pull rod is pushed back to the bending section of the track groove, the use effect of quick locking and unlocking is achieved, and the assembly work is quickly completed.
Description
Technical Field
The invention belongs to the related technical field of assembly type buildings, and particularly relates to an overhanging component of an assembly type building and a construction method.
Background
The fabricated building is a building assembled by prefabricated parts at a construction site, and is called as a fabricated building. The building block is divided into five types, namely a block building, a plate building, a box building, a framework plate building, a rising-rise building and the like according to the form and the construction method of the prefabricated part. Cantilevered members are one of the important components of a building. The beam and the plate are divided. The common overhanging balcony, the overhanging corridor, the overhanging eave, the awning, the sun shield, the air-conditioning plate, the overhanging escalator plate, the overhanging stand and the overhanging working platform of some factory buildings and the like.
The existing construction technology of the cantilever member of the fabricated building has the following problems: traditional assembly type structure component of encorbelmenting is in the work progress, adopts modes such as traditional full hall red scaffold frame or bailey roof beam support frame of falling to the ground to be under construction mostly, and will produce construction cost height, poor stability, security low, later stage and demolish difficult scheduling problem in the work progress, and easily produce the dust in the work progress and scatter, cause construction environment relatively poor, influence pedestrian and walk about etc..
Disclosure of Invention
The invention aims to provide an assembled building cantilever member and a construction method, and aims to solve the problems of high construction cost, poor safety, difficulty in disassembly and assembly and large dust in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an assembled type building overhanging component comprises an overhanging component beam and an assembling main beam, wherein the overhanging component beam is hoisted on the assembling main beam through hoisting equipment, and the outward part of the overhanging component beam is fixedly connected with the assembling main beam through a supporting unit and a cable pulling unit respectively;
the supporting unit comprises a triangular supporting frame, a covering type top plate and a bearing support, the covering type top plate is attached to the lower surface of the picking part of the cantilever component beam, the upper end of the triangular supporting frame is fixedly abutted against the covering type top plate, the lower end face of the triangular supporting frame is provided with a lock hole, the lock hole of the triangular supporting frame is fixedly connected with the bearing support through a zip fastener, and the bearing support is fixed on the outer wall of the assembling main beam through a reinforcing bolt;
the rope pulling unit comprises a pull ring, a turnbuckle and a steel wire sling, the outer end of the covering type top plate and the outer wall of the assembling girder are fixedly connected with the pull ring, one end of the steel wire sling is fixedly hooked on the pull ring on the outer wall of the assembling girder, the other end of the steel wire sling is fixedly connected with the turnbuckle, and the other end of the turnbuckle is fixedly hooked on the pull ring on the outer end of the covering type top plate.
Preferably, the zip fastener includes the outer sleeve, the one end fixed welding of outer sleeve is on the bearing support, the spacing support of the other end fixedly connected with of outer sleeve, be provided with lock nut between spacing support and the outer sleeve, lock nut is last to run through threaded connection's linkage pull rod, the outer dog of one end fixedly connected with of linkage pull rod, the other end of linkage pull rod stretch into in the outer sleeve and with connecting block fixed connection, the symmetry articulates on the outer wall of connecting block has two fixed claw hooks, two the orbit groove has been seted up on the fixed claw hook, it stirs the pin to pass in the orbit groove, stir the both ends of pin and the inner wall fixed connection of outer sleeve.
Preferably, the two sides of the lower end of the triangular support frame are respectively hooped on the assembly main beam through hoops.
Preferably, the covering type top plate is composed of a square steel frame and a steel plate, and the steel plate is welded and fixed to the bottom of the square steel frame.
Preferably, the outer end of the covering type top plate and the outer wall of the assembling girder are respectively connected with two pull rings, and the distance between the two pull rings at the outer end of the covering type top plate is equal to the distance between the two pull rings on the outer wall of the assembling girder.
Preferably, the track groove is divided into a vertical section and a bending section, the fixed claw hook is outwards opened when the shifting stop lever is positioned in the vertical section of the track groove, and the fixed claw hook is inwards folded when the shifting stop lever is positioned in the bending section of the track groove.
A construction method of an assembled building cantilever member comprises the following steps:
s1: construction preparation: determining the mounting positions of the cantilever member beam and the assembling main beam;
s2: hoisting the component: assembling the cantilever member beam on the assembling main beam according to a preset position through hoisting equipment;
s3: mounting the supporting unit: attaching the covering type top plate to the lower surface of the picking part of the cantilever member beam, and supporting and fixing the covering type top plate through a triangular support frame, wherein the lower end of the triangular support frame is fixed on the bearing support through a zipper fastener;
s4: installation of the cable pulling unit: one ends of two steel wire slings are fixedly hooked on a pull ring on the outer wall of the assembling main beam, and the other ends of the steel wire slings are fixedly hooked on the pull ring at the outer end part of the covering type top plate through turn bolts;
s5: final reinforcement of the member: the two sides of the lower end of the triangular support frame are respectively hooped on the assembling main beam through hooping bars to finish binding and fixing;
s6: casting a component: after the fixation is finished, concrete pouring is carried out after the acceptance requirements are met, so that the cantilever member beam and the assembling main beam form a firm building system;
s7: dismantling the supporting unit and the cable pulling unit: and after the concrete is completely hardened and reaches the design strength through inspection, the supporting unit and the cable pulling unit are dismantled.
Compared with the prior art, the invention provides an assembled type building cantilever member and a construction method, and the assembled type building cantilever member has the following beneficial effects:
1. the outward-picking part of the cantilever component beam is fixedly connected with the assembling main beam through the supporting unit and the cable-pulling unit respectively, and the supporting unit and the cable-pulling unit are used as a fixing system to support and fix the cantilever component beam, so that the construction of the cantilever component beam and the assembling main beam is completed in an auxiliary manner;
2. according to the invention, the traditional connecting piece is replaced by the zipper fastening piece, and due to the thread relationship between the locking nut and the linkage pull rod, when the locking nut is rotated, the linkage pull rod can pull the fixed claw hook to rotate, when the shifting stop lever is pulled to the vertical section of the track groove, the fixed claw hook is outwards opened so as to be locked and fixed, otherwise, when the shifting stop lever is pushed back to the bent section of the track groove, the fixed claw hook is inwards folded, so that the use effect of quick locking and unlocking is achieved, and the assembly work is quickly completed;
3. the overhanging component beam support device is characterized in that the overhanging component beam support device is provided with a covering type top plate, the covering type top plate is composed of a square steel frame and a steel plate, the upper surface of the steel plate and the square steel frame surround to form a groove, and mud and dust falling off from the surface of the overhanging component beam in the construction process can be collected, so that dust is prevented from diffusing, and the construction environment is kept clean;
4. the triangular support frame is used as the main body structure of the support system to fixedly support the cantilever member beam, so that the cantilever member beam is positioned at a designed position to be conveniently assembled and fixed with the main beam, and the cantilever member beam is lifted upwards through the steel wire sling structure on the rope pulling unit, so that the bearing load of the support unit is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
fig. 1 is a schematic view of an assembly structure of an overhanging component of an assembly type building, which is provided by the invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a fastener unlocking structure of the zipper proposed by the present invention;
FIG. 4 is a schematic view of a fastener locking arrangement of the zipper of the present invention;
in the figure: 1. an overhanging member beam; 2. a triangular support frame; 3. assembling a main beam; 4. a cover top plate; 5. a pull ring; 6. a turn buckle; 7. a wire sling; 8. hooping; 9. a load bearing support; 10. a reinforcing bolt; 11. a zipper fastener; 12. a fixed claw hook; 13. a track groove; 14. shifting the stop lever; 15. an outer sleeve; 16. connecting blocks; 17. a limiting bracket; 18. an outer stop block; 19. locking the nut; 20. a linkage pull rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an assembled building overhanging component comprises an overhanging component beam 1 and an assembling main beam 3, wherein the overhanging component beam 1 and the assembling main beam 3 are prefabricated and formed assembled building components in advance, the overhanging component beam 1 is hoisted on the assembling main beam 3 through hoisting equipment in the construction process, the part, which is outwards picked out, of the overhanging component beam 1 is fixedly connected with the assembling main beam 3 through a supporting unit and a cable pulling unit respectively, and the supporting unit and the cable pulling unit are used as a fixing system to support and fix the overhanging component beam 1, so that the construction of the overhanging component beam 1 and the assembling main beam 3 is completed in an auxiliary manner;
the supporting unit comprises a triangular supporting frame 2, an overlay type top plate 4 and a bearing support 9, wherein the overlay type top plate 4 is attached to the lower surface of a picking part of the cantilever component beam 1, the picking part of the cantilever component beam 1 is supported through the overlay type top plate 4, the upper end of the triangular supporting frame 2 is fixedly abutted to the overlay type top plate 4, a lock hole is formed in the lower end face of the triangular supporting frame 2, the lock hole of the triangular supporting frame 2 is fixedly connected with the bearing support 9 through a zipper fastener 11, the bearing support 9 is fixed on the outer wall of the assembling girder 3 through a reinforcing bolt 10, so that the cantilever component beam 1 is fixedly supported through the main body structure of the triangular supporting frame 2 as a supporting system, and the cantilever component beam 1 is located at a designed position so as to be conveniently assembled and fixed with the assembling girder 3;
in addition, the rope pulling unit comprises a pull ring 5, a basket bolt 6 and a steel wire sling 7, the outer end of the covering type top plate 4 and the outer wall of the assembling main beam 3 are fixedly connected with the pull ring 5, one end of the steel wire sling 7 is fixedly hooked on the pull ring 5 on the outer wall of the assembling main beam 3, the other end of the steel wire sling 7 is fixedly connected with the basket bolt 6, the other end of the basket bolt 6 is fixedly hooked on the pull ring 5 on the outer end of the covering type top plate 4, after the supporting unit is built, the cantilever component beam 1 can be upwards lifted through the steel wire sling 7 structure on the rope pulling unit, and therefore the bearing burden of the supporting unit is relieved.
In order to realize the quick installation of the triangular support frame 2 and the bearing support 9, a zipper fastener 11 is used to replace the traditional connecting piece, the zipper fastener 11 comprises an outer sleeve 15, one end of the outer sleeve 15 is fixedly welded on the bearing support 9, the other end of the outer sleeve 15 is fixedly connected with a limit bracket 17, a locking nut 19 is arranged between the limit bracket 17 and the outer sleeve 15, a linkage pull rod 20 in threaded connection penetrates through the locking nut 19, the position of the locking nut 19 is limited by the limit bracket 17, the linkage pull rod 20 can do linear motion in the outer sleeve 15 when the locking nut 19 is rotated through the threaded relation between the locking nut 19 and the linkage pull rod 20, an outer stop 18 is fixedly connected with one end of the linkage pull rod 20, the other end of the linkage pull rod 20 extends into the outer sleeve 15 and is fixedly connected with a connecting block 16, two fixing claw hooks 12 are symmetrically hinged on the outer wall of the connecting block 16, track grooves 13 are formed in the two fixed claw hooks 12, a toggle stop lever 14 penetrates through the track grooves 13, two ends of the toggle stop lever 14 are fixedly connected with the inner wall of the outer sleeve 15, and in the moving process of the linkage pull rod 20, the two fixed claw hooks 12 are enabled to be outwards opened or inwards folded under the action of the toggle stop lever 14.
In order to improve structural stability, the two sides of the lower end of the triangular support frame 2 are respectively hooped on the assembly main beam 3 through the stirrups 8, and the supporting unit and the cable pulling unit can be further reinforced through additionally installing the stirrups 8 after installation is finished, so that structural strength is improved, and construction safety is guaranteed.
In order to keep the construction environment clean and tidy, the cover type top plate 4 is composed of a square steel frame and a steel plate, the steel plate is welded and fixed to the bottom of the square steel frame, a groove is formed by the upper surface of the steel plate and the square steel frame in a surrounding mode, mud and ash falling off from the surface of the cantilever component beam 1 in the construction process can be collected, and therefore dust diffusion is prevented.
In order to guarantee the uniformity of pulling force direction, be connected with two pull rings 5 respectively on the outer tip of overlay type roof 4 and the outer wall of assembly girder 3, the distance between two pull rings 5 of the outer tip of overlay type roof 4 equals the distance between two pull rings 5 on the outer wall of assembly girder 3 for the pulling force direction that is used for hanging two wire sling 7 that draw the component roof beam 1 of encorbelmenting is the same, thereby can not produce offsetting of power, and then guarantee that the power of hanging draws is effective.
In order to realize the extension and fixation of the fixed claw hook 12, the track groove 13 is divided into a vertical section and a curved section, when the locking nut 19 is rotated, the linkage rod 20 can pull the fixed claw hook 12 to rotate, when the toggle stop lever 14 is pulled to the vertical section of the track groove 13, the fixed claw hook 12 is outwards opened so as to be locked and fixed, otherwise, when the toggle stop lever 14 is pushed back to the curved section of the track groove 13, the fixed claw hook 12 is inwards folded, so that the unlocking is completed.
A construction method of an assembled building cantilever member comprises the following steps:
s1: construction preparation: determining the mounting positions of the cantilever member beam 1 and the assembling main beam 3;
s2: hoisting the component: assembling the cantilever member beam 1 on the assembling main beam 3 according to a preset position through hoisting equipment;
s3: mounting the supporting unit: attaching a covering type top plate 4 to the lower surface of the picking-out part of the cantilever member beam 1 and supporting and fixing the lower surface through a triangular support frame 2, wherein the lower end of the triangular support frame 2 is fixed on a bearing support 9 through a zipper fastener 11;
s4: installation of the cable pulling unit: one ends of two steel wire slings 7 are fixedly hooked on a pull ring 5 on the outer wall of the assembling main beam 3, and the other ends of the steel wire slings 7 are fixedly hooked on the pull ring 5 at the outer end part of the covering type top plate 4 through a turnbuckle 6;
s5: final reinforcement of the member: the two sides of the lower end of the triangular support frame 2 are respectively hooped on the assembling main beam 3 through hooping bars 8, so that binding and fixing are completed;
s6: casting a component: after the fixation is finished and the acceptance requirements are met, concrete is poured, so that the cantilever member beam 1 and the assembling main beam 3 form a firm building system;
s7: dismantling the supporting unit and the cable pulling unit: and after the concrete is completely hardened and reaches the design strength through inspection, the supporting unit and the cable pulling unit are dismantled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an assembly type structure component of encorbelmenting, is including encorbelmenting component roof beam (1) and assembly girder (3), its characterized in that: the cantilever member beam (1) is hoisted on the assembling main beam (3) through hoisting equipment, and the part, which is outwards picked out, of the cantilever member beam (1) is fixedly connected with the assembling main beam (3) through a supporting unit and a cable pulling unit respectively;
the supporting unit comprises a triangular supporting frame (2), a covering type top plate (4) and a bearing support (9), the covering type top plate (4) is attached to the lower surface of the part, which is picked out by the cantilever member beam (1), the upper end of the triangular supporting frame (2) is fixedly abutted to the covering type top plate (4), a lock hole is formed in the lower end face of the triangular supporting frame (2), the lock hole of the triangular supporting frame (2) is fixedly connected with the bearing support (9) through a zip fastener (11), and the bearing support (9) is fixed on the outer wall of the assembling main beam (3) through a reinforcing bolt (10);
the rope pulling unit comprises a pull ring (5), a turn buckle (6) and a steel wire sling (7), wherein the outer end of the covering type top plate (4) and the outer wall of the assembling girder (3) are fixedly connected with the pull ring (5), one end of the steel wire sling (7) is fixedly hooked on the pull ring (5) on the outer wall of the assembling girder (3), the other end of the steel wire sling (7) is fixedly connected with the turn buckle (6), and the other end of the turn buckle (6) is fixedly hooked on the pull ring (5) at the outer end of the covering type top plate (4).
2. A fabricated building cantilever member according to claim 1, wherein: the zipper fastener (11) comprises an outer sleeve (15), one end of the outer sleeve (15) is fixedly welded on the bearing support (9), the other end of the outer sleeve (15) is fixedly connected with a limiting bracket (17), a locking nut (19) is arranged between the limiting bracket (17) and the outer sleeve (15), a linked pull rod (20) in threaded connection penetrates through the locking nut (19), one end of the linkage pull rod (20) is fixedly connected with an outer stop block (18), the other end of the linkage pull rod (20) extends into the outer sleeve (15) and is fixedly connected with the connecting block (16), two fixed claw hooks (12) are symmetrically hinged on the outer wall of the connecting block (16), track grooves (13) are formed in the two fixed claw hooks (12), a toggle stop lever (14) penetrates through the track groove (13), and two ends of the toggle stop lever (14) are fixedly connected with the inner wall of the outer sleeve (15).
3. A fabricated building cantilever member according to claim 1, wherein: the two sides of the lower end of the triangular support frame (2) are respectively hooped on the assembling main beam (3) through hooping (8).
4. A fabricated building cantilever member according to claim 1, wherein: the covering type top plate (4) is composed of a square steel frame and a steel plate, and the steel plate is welded and fixed to the bottom of the square steel frame.
5. A fabricated building cantilever member according to claim 1, wherein: the outer end of the covering type top plate (4) and the outer wall of the assembling main beam (3) are respectively connected with two pull rings (5), and the distance between the two pull rings (5) at the outer end of the covering type top plate (4) is equal to the distance between the two pull rings (5) on the outer wall of the assembling main beam (3).
6. A fabricated building cantilever member according to claim 2, wherein: orbit groove (13) divide into vertical section and crooked section, stir fixed claw hook (12) and outwards open when pin (14) are in the vertical section of orbit groove (13), stir pin (14) and inwards receive when being in the crooked section of orbit groove (13) fixed claw hook (12).
7. A construction method of a fabricated building cantilever member according to any one of claims 1 to 6, comprising the steps of:
s1: construction preparation: determining the mounting positions of the cantilever member beam (1) and the assembling main beam (3);
s2: hoisting the component: assembling the cantilever member beam (1) on the assembling main beam (3) according to a preset position through hoisting equipment;
s3: mounting the supporting unit: attaching a covering type top plate (4) to the lower surface of the picking-out part of the cantilever member beam (1) and supporting and fixing the lower surface through a triangular support frame (2), wherein the lower end of the triangular support frame (2) is fixed on a bearing support (9) through a zipper fastener (11);
s4: installation of the cable pulling unit: one ends of two steel wire slings (7) are fixedly hooked on a pull ring (5) on the outer wall of the assembling main beam (3), and the other ends of the steel wire slings (7) are fixedly hooked on the pull ring (5) at the outer end part of the covering type top plate (4) through a turn buckle (6);
s5: final reinforcement of the member: the two sides of the lower end of the triangular support frame (2) are respectively hooped on the assembling main beam (3) through hooping (8) to finish binding and fixing;
s6: casting a component: after the fixation is finished and the acceptance requirements are met, concrete pouring is carried out, so that the cantilever member beam (1) and the assembling main beam (3) form a firm building system;
s7: dismantling the supporting unit and the cable pulling unit: and after the concrete is completely hardened and reaches the design strength through inspection, the supporting unit and the cable pulling unit are dismantled.
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| CN202011604261.6A CN112726812B (en) | 2020-12-29 | 2020-12-29 | Assembly type building cantilever member and construction method |
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| CN202011604261.6A CN112726812B (en) | 2020-12-29 | 2020-12-29 | Assembly type building cantilever member and construction method |
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| CN112726812B CN112726812B (en) | 2022-04-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232457A (en) * | 2021-12-28 | 2022-03-25 | 四川美术学院 | Large-span cliff wall overhanging structure |
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| CN108104260A (en) * | 2017-12-29 | 2018-06-01 | 昌大建筑科技有限公司 | Assembled architecture overhanging component construction method |
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| JP2006064095A (en) * | 2004-08-27 | 2006-03-09 | Sanko Techno Co Ltd | Fastener device and method of connecting steel plate or building framework |
| CN102758818A (en) * | 2011-08-02 | 2012-10-31 | 裴春光 | Shear type expansion bolt |
| CN105926916A (en) * | 2016-05-24 | 2016-09-07 | 杭州江润科技有限公司 | Cable-stayed suspended combined supporting system and construction method based on intelligent monitoring |
| CN106150088A (en) * | 2016-08-11 | 2016-11-23 | 上海嘉实（集团）有限公司 | Large cantilever beam slab combined type formwork system and construction method |
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| CN114232457A (en) * | 2021-12-28 | 2022-03-25 | 四川美术学院 | Large-span cliff wall overhanging structure |
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| CN112726812B (en) | 2022-04-05 |
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Denomination of invention: A cantilever component of prefabricated building and its construction method Effective date of registration: 20221226 Granted publication date: 20220405 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: Zhejiang Jingwei prefabricated construction technology Co.,Ltd. Registration number: Y2022980028277 |
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