Building engineering external decoration curtain wall
Technical Field
The utility model belongs to the technical field of curtain wall construction, and particularly relates to an external decorative curtain wall for building engineering.
Background
The curtain wall is an outer wall enclosure of a building, is not bearing, is hung like a curtain, and is also called as a curtain wall, thus being a light wall body commonly used for modern large-scale and high-rise buildings. The building outer protective structure or the decorative structure is composed of a panel and a supporting structure system, can have certain displacement capacity or deformation capacity relative to the main structure, and does not bear the action of the main structure.
The steel skeleton of the conventional frame curtain wall is installed, namely the rod pieces forming the steel skeleton of the curtain wall are sequentially installed according to a certain sequence, such as: measuring and positioning, installing an adapter, installing a main keel and installing a transverse keel, then sequentially circulating the steps, and after the framework is installed, carrying out the next installation.
Each steel member is installed separately in turn, and such a manner has some drawbacks: 1. the main keels are required to be paid off and positioned, so that the workload is large, the accumulated error is large, the positioning precision is reduced, and the installation error is caused; 2. after the main joist is completely installed, the cross joist can be welded and installed, the installation sequence is provided, the time compression of each procedure is limited, the demand of installation personnel is increased, and the installation period is longer.
The prior art has the problems that the curtain wall construction error is large and the installation efficiency is low; when the assembled curtain wall is installed, the connection stability between the curtain wall and the building is insufficient.
Disclosure of Invention
The utility model aims at solving the problems existing in the prior art, and provides an external decorative curtain wall for building engineering, which has the advantages of high installation efficiency, good stability and high precision.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an outer curtain of decorating of building engineering, includes a plurality of prefabricated fossil fragments modules, prefabricated fossil fragments module contains two stands and sets up a plurality of crossbeams between two stands, the stand is connected with the roof beam of encorbelmenting that is used for being connected with the building, the both ends of crossbeam are provided with the pendant base, be provided with couple and couple down on the pendant base, install the curtain wallboard between two upper and lower pendant bases, the top of curtain wallboard is provided with the section bar, the bottom of curtain wallboard is provided with down the section bar, set up on the section bar and be used for the mounting groove one of being connected with couple block down, set up on the section bar be used for with couple block connection's mounting groove two down, be connected through fastening assembly one down between section bar and the couple, upper and lower two be provided with seal structure between the curtain wallboard.
In the scheme, through connecting stand and crossbeam as prefabricated fossil fragments module, reduce the fossil fragments sequential connection construction on site through prefabricated mode, thereby the accumulated error when modularization construction reduces site operation, thereby stand and cantilever beam are connected and are fixed on building wall, the pendant base at crossbeam both ends sets up upper and lower couple, the last section bar and the couple block of curtain wallboard are connected down, lower section bar and last couple block are connected, thereby with the top and the bottom spacing connection of curtain wallboard on building wall, correspond the trompil on section bar and last couple down, carry out the fixation of two with fastening assembly one, guarantee the stability of connection, set up seal structure in the space department of two upper and lower curtain wallboards and seal, the holistic stability and the continuity of structure are improved.
The construction method can effectively reduce the accumulation of machining and mounting errors, reduce the field construction difficulty, change the steel skeleton mounting process, improve the welding quality of steel skeleton finished products and the mounting speed, and adopt steel skeleton hoisting operation, thereby saving the mounting period and reducing the mounting cost.
After the traditional installation mode is carefully analyzed, the modularized design thought is adopted, the steel skeleton component assembly installation mode is adjusted to be a prefabricated keel module which is uniformly processed into a frame module, the prefabricated keel module is used as an installation unit, and the skeleton installation process is realized through module hoisting.
Further, the hanging piece base is detachably connected with the cross beam through a second fastening component, and an elastic gasket is arranged between the attaching surfaces of the hanging piece base and the cross beam.
Through seting up the mounting hole that corresponds on pendant base and crossbeam, set up fastening assembly two and be connected fixedly pendant base and crossbeam, set up the elastic gasket at the faying face and make the connection inseparable.
Further, the top and the bottom of the curtain wall plate are provided with profile short grooves, and the upper profile and the lower profile are respectively fixed in the profile short grooves through adhesives.
The upper section bar and the lower section bar are glued by arranging an adhesive in the section bar short groove, thereby facilitating the connection of the curtain wall plate.
Further, the upright posts of the upper prefabricated keel module and the lower prefabricated keel module are connected in an inserting mode.
The jack is offered at the stand top of downside prefabricated fossil fragments module, and the stand bottom of upside prefabricated fossil fragments module is inserted and is closed in the jack to guarantee the connection stability of upper and lower stand. Similarly, an inserting port can be arranged at the bottom end of the upright post of the upper prefabricated keel module.
Further, the sealing structure comprises a foam rod and a sealant.
The sealing and connecting functions are achieved through the foam rod and the filling sealant.
Further, the upright posts are detachably connected with the cantilever beams.
The upright post and the cantilever beam are correspondingly provided with transverse holes, and are connected and fixed through a fastening component III.
Compared with the prior art, the utility model has the beneficial effects that:
1. the steel keel is processed and modularized, is not influenced by the field environment and conditions, and is easy to control in manufacturing precision, quality and speed; the steel joist is subjected to modularized welding processing, is not influenced by an operation platform during on-site sequential processing, effectively ensures the primary qualification rate of welding quality, and reduces the cost;
2. the on-site installation procedure is simplified, the prefabricated keel module and the cantilever beam are connected and installed by adopting a hoisting process, the installation efficiency of the keel and the curtain wall is improved, the installation period is greatly shortened, the overall efficiency is improved, and the construction cost is reduced;
3. the keels are connected with the cantilever beams, the keels are connected with the curtain wall plates in a clamping manner through fasteners, and the upper upright posts and the lower upright posts are connected in an inserting manner, so that the overall stability of the curtain wall is ensured;
4. greatly improves the safety and civilized construction degree, reduces the harm of occupational diseases and has certain social benefit.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;
fig. 2 is a schematic structural view of a prefabricated keel module according to embodiment 1 of the utility model;
fig. 3 is a top view of a prefabricated keel module according to example 1 of the utility model;
FIG. 4 is an enlarged view of the structure at A in FIG. 1;
fig. 5 is a schematic diagram showing the connection of the cantilever beam in embodiment 1 of the present utility model;
FIG. 6 is a schematic view showing the connection at the plug interface of the column in embodiment 1 of the present utility model;
FIG. 7 is a schematic diagram showing the connection of the installation positioning block in embodiment 2 of the present utility model;
in the figure: 1. a column; 2. a cross beam; 3. a cantilever beam; 4. a pendant base; 401. an upper hook; 402. a lower hook; 5. curtain wall wallboard; 6. an upper section bar; 601. a first mounting groove; 7. a lower section bar; 701. a second mounting groove; 8. a fastening component I; 9. a second fastening component; 10. an elastic pad; 11. a section bar short groove; 12. an adhesive; 13. foam bars and sealants; 14. a fastening component III; 15. and installing a positioning block.
Detailed Description
The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present utility model, are within the scope of the present utility model. In the description of the present utility model, it should be noted that, the terms front, rear, left, right, and the like indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, are merely for convenience of describing the present utility model or simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured or operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
Example 1
As shown in fig. 1-6, an external decoration curtain wall for building engineering comprises a plurality of prefabricated keel modules, wherein each prefabricated keel module comprises two upright posts 1 and a plurality of cross beams 2 arranged between the two upright posts 1, each upright post 1 is connected with a cantilever beam 3 used for being connected with a building, two ends of each cross beam 2 are provided with hanging piece bases 4, an upper hanging hook 401 and a lower hanging hook 402 are arranged on each hanging piece base 4, a curtain wall board 5 is arranged between each upper hanging piece base 4 and each lower hanging piece base 4, an upper section bar 6 is arranged at the top of each curtain wall board 5, a lower section bar 7 is arranged at the bottom of each curtain wall board 5, a first mounting groove 601 used for being connected with each lower hanging hook 402 in a clamping mode is formed in each upper section bar 6, a second mounting groove 701 used for being connected with each lower hanging hook 402 in a clamping mode is formed in each lower section bar 7, each lower section bar 7 is connected with each upper hanging hook 401 through a first fastening component 8, and each curtain wall board 5 is provided with a sealing structure.
In the scheme, through connecting stand 1 and crossbeam 2 into prefabricated fossil fragments module, reduce on-the-spot fossil fragments sequential connection construction through prefabricated mode, thereby the accumulated error when modularization construction reduces on-the-spot construction, stand 1 is connected with cantilever beam 3 and is fixed on the building wall body, thereby the pendant base 4 at crossbeam 2 both ends sets up upper and lower couple 402, the last section bar 6 and the couple 402 block of couple down of curtain wallboard 5 are connected, lower section bar 7 and couple 401 block are connected down, thereby with the top and the bottom spacing connection of curtain wallboard 5 on the building wall body, correspond the trompil on lower section bar 7 and couple 401, carry out the fixed of two with fastening assembly one 8, guarantee the stability of connection, set up seal structure in the space department of two curtain wallboards 5 from top to bottom and seal, improve the holistic stability and the continuity of structure.
And a plurality of cross beams 2 in the prefabricated keel module are vertically and equidistantly welded between the two upright posts 1, welding positions are cleaned up, welding slag is polished, and then rust-proof paint is painted. The cross beam 2 is angle steel. The curtain wall plate 5 is a stone plate, and the pendant base 4 is an aluminum alloy base. The cantilever beam 3 comprises channel steel which is attached to the left side surface and the right side surface of the upright 1. The first fastening assembly 8 comprises a screw and a washer, which is not shown in the drawings. The first fastening assembly 8 is arranged on the top surface of the lower profile 7.
Further, the pendant base 4 is detachably connected with the cross beam 2 through a second fastening component 9, and an elastic gasket 10 is arranged between the attaching surfaces of the pendant base 4 and the cross beam 2.
Through seting up the mounting hole on pendant base 4 and crossbeam 2 corresponds, set up fastening assembly two 9 and be connected fixed pendant base 4 and crossbeam 2, set up elastic gasket 10 at the faying surface and make the connection inseparable.
The elastic gasket 10 is a rubber gasket, and the fastening component II 9 comprises a bolt, a nut, a backing plate and a gasket.
Further, profile short grooves 11 are formed in the top and bottom of the curtain wall plate 5, and the upper profile 6 and the lower profile 7 are respectively fixed in the profile short grooves 11 through an adhesive 12.
The upper section bar 7 and the lower section bar 7 are glued by arranging an adhesive 12 in the section bar short groove 11, thereby facilitating the connection of the curtain wall plate 5.
The short groove 11 of the section bar is L-shaped, the adhesive 12 uses stone material to hang AB glue, and a hard pvc cushion block is arranged between the upper section bar 7, the lower section bar 7 and the curtain wall board 5, so as to play roles of fixing, sealing and shock absorption. The hard pvc pad may be secured by bonding.
Further, the upright posts 1 of the upper prefabricated keel module and the lower prefabricated keel module are connected in an inserting mode.
The jack is offered at the stand 1 top of downside prefabricated fossil fragments module, and the stand 1 bottom of upside prefabricated fossil fragments module is inserted and is closed in the jack to guarantee the connection stability of upper and lower stand 1.
Further, the sealing structure comprises a foam rod and a sealant 13.
The sealing and connecting functions are achieved through the foam rod and the sealant 13.
Further, the upright column 1 is detachably connected with the cantilever beam 3.
The upright post 1 and the cantilever beam 3 are correspondingly provided with transverse holes, and are connected and fixed through a fastening component III 14.
The fastening assembly three 14 comprises bolts, nuts, washers.
Example 2
As shown in fig. 7, an exterior curtain wall for construction engineering according to this embodiment is further optimized on the basis of embodiment 1:
further, mounting positioning blocks 15 for being matched with the cantilever beam 3 are arranged on the left side and the right side of the upright 1.
The quick positioning between the prefabricated keel module and the cantilever beam 3 during hoisting is facilitated by the installation positioning block 15, and the installation of a fastener is facilitated.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.