CN101906858B - Seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board - Google Patents
Seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board Download PDFInfo
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- CN101906858B CN101906858B CN2009100523963A CN200910052396A CN101906858B CN 101906858 B CN101906858 B CN 101906858B CN 2009100523963 A CN2009100523963 A CN 2009100523963A CN 200910052396 A CN200910052396 A CN 200910052396A CN 101906858 B CN101906858 B CN 101906858B
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Abstract
The invention discloses a seamless installation process for a polyline artistic GRC (Glass-fiber Reinforced Composite) board. The installation process is used for installing a GRC board of a building. The process comprises the following steps of: (1) placing a partitioning line and translating and leading a vertical reference line to the operating surface; (2) installing an embedded part and a rigid framework; (3) splicing the GRC board; and (4) plugging a splicing seam. The seamless installation process for a polyline artistic GRC board, which is obtained according to the technical scheme, can favorably realize the polyline seamless installation of the artistic GRC board on various buildings.
Description
Technical field:
The present invention relates to the mounting method of GRC plate in a kind of construction work, particularly a kind ofly can on various buildings, carry out the seamless mounting method of multi-line section art GRC plate.
Background technology:
Glass fibre reinforced composion (GRC); Be to make to strengthen material with alkali-resistant glass fibre; The aluminium sulfate low alkalinity cement is agglutination material and mixes the suitable formation base material that gathers materials, through lightweight, high-strength and high ductility, the multifunctional novel inorganic composite materials that production technology is processed such as spraying, slurry is poured into a mould, extruded, flows to formwork erection.
Utilize tens products such as lightweight inner partition wall plate, warming plate, side fascia, outer decoration series goods, rack roofing plate, ventilation stack, silo, monolithic roofing of GRC developing material to be widely applied in the fields such as construction work, civil engineering, agriculture and animal husbandry fishery.The development of GRC material and products thereof is not merely reform, the building energy conservation of Chinese Wall body material, outstanding contributions have been made in the decorations of building, has obtained significant progress at aspects such as fundamental research, variety of raw material and performance, goods exploitation, production technology level, product qualities simultaneously yet.Because characteristics such as the GRC material has comparatively desirable physical and mechanical property and product is easy to moulding and manufacturing, model change is fast, market capacity is big and compliance is strong, GRC industry life and vigor are abrim also being stepped into the Chaoyang industry.
The GRC material has also brought certain problem when being widely used.For example construction work utilizes the GRC plate to decorate when installing, and existing mounting process can not be realized the seamless installation of GRC plate, because the particularity of bridge construction, existing mounting process more can't be realized the seamless installation of bridge continuous span multi-line section art GRC plate.This is undoubtedly mortal wound for construction work, it influences the overall appearance of whole bridge; Because can't seamlessly install between the GRC plate, the quality that this will influence whole bridge engineering causes engineering to check and accept.Designing a kind of method of carrying out the seamless installation of GRC plate on the bridge that can be implemented in is the problem that presses for solution at present.
Summary of the invention:
The present invention is directed to the existing defective of GRC plate mounting process in the existing building engineering, can realize the seamless installation technology of bridge continuous span multi-line section art GRC plate and provide a kind of.
In order to achieve the above object, the technical scheme of the present invention's employing is following:
Seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board, this mounting process is used for various buildings are carried out the installation of GRC plate, and it may further comprise the steps:
(1) puts vertical, the horizontal piecemeal line of GRC plate well at building surface to be decorated, be embedded part and GRC plate installing and locating;
(2) confirm good piecemeal line installation embedded part and firm framework according to step (1);
(3) confirm that according to step (1) good piecemeal line and facade reference line employing dry hanging article divide row from bottom to top splicing installation by horizontal piecemeal line, install every row's installation post-grouting to two sides splicing among every row;
(4) splicing seams between the GRC plate that splicing is accomplished to step (3) carries out shutoff.
Vertical, horizontal piecemeal line in the said step (1) uses coordinate method to emit at building surface to be decorated according to GRC plate block diagram.
Said step also need be provided with the facade reference line in (1), and it is horizontal vertically flat to decorate facade itself with control GRC plate; This facade reference line moves on the operating surface through hanging vertical line.
The position that is provided with of the embedded part in the said step (2) confirmed with on-the-spot piecemeal line by embedded part figure, and four jiaos of each embedded part are fixed on the concrete surface through expansion bolt, and erection sequence is launched to both sides by middle span centre portion simultaneously; Said firm framework is prefabricated by joint earlier, is welded on the embedded part by the piecemeal line position again.
In the said step (3), before the GRC plate is installed, on the building bonding surface, uses concrete interface agent to do whitewashing and handle, make GRC plate grouting physical efficiency and fabric structure body reliable connection.
Adopt the dry hanging article splicing that the GRC plate is installed in the said step (3), in four jiaos of settings of every block of plate; The suspension member rear end with bolt be welded on the lip-deep angle of embedded part sign indicating number and be connected, front end embeds in the GRC plate and uses cloud stone glue to fix.
The width of splicing seams keeps 10mm-20mm in the said step (4), and it is closely knit to be convenient to the gap joint filling, and has strengthened piece obturator and grout blanket bonded area; During the shutoff splicing seams, use epoxy resin to paste the tough cloth of TYFO virtue glass at the plate joint surface earlier, further control joint cracking, the seam of shutoff simultaneously is for grouting creates conditions; Fill the grouting material again in the splicing seams gap, and be in the milk to the plate surface, make piece obturator and whole grout blanket connect to one, improve strength of connection with GRC decorative panel homogeneous.
Having the stainless steel of assurance suspension member between lower surface to the building concrete face of said GRC plate resettlement groove installs and the clear distance easily that is in the milk.
Obtain the present invention according to technique scheme and can be good at realizing that artistic GRC plate carries out the seamless installation of multi-line section on various buildings; Technology of the present invention is simple, practical, can be good at shortening engineering time.Realize seamless link between the GRC plate that adopts the present invention to install, make that the overall appearance of engineering is graceful; GRC plate splicing is simultaneously installed firmly, and it is high to accomplish quality, accelerates the examination process of engineering.
Description of drawings:
Further specify the present invention below in conjunction with the accompanying drawing and the specific embodiment.
Fig. 1 is the flow chart of technology of the present invention.
Fig. 2 is the scheme of installation of GRC plate in the technology of the present invention.
Fig. 3 is the node sketch map of flat seam among the present invention.
Fig. 4 is the node sketch map of angle seam among the present invention.
The specific embodiment:
For technological means, creation characteristic that the present invention is realized, reach purpose and effect and be easy to understand and understand, below in conjunction with concrete diagram, further set forth the present invention.
Can not realize the defective of GRC plate seamless installation on building in order to solve existing mounting process, the present invention has designed a kind of can being implemented in and has carried out the seamless installation technology of multi-line section art GRC plate on the various buildings.This implementation of processes is as shown in Figure 1 as follows:
(1) puts vertical, the horizontal piecemeal line of GRC plate well at the case beam sides, be embedded part and GRC plate installing and locating; Simultaneously the translation of facade reference line is led to operating surface, control GRC facade is parallel with the facade reference line;
(2) confirm good piecemeal line installation embedded part and firm framework according to step (1);
(3) confirm that according to step (1) good piecemeal line and facade reference line employing dry hanging article divide row from bottom to top splicing installation by horizontal piecemeal line, every row is installed to two sides splicing by span centre, every row's installation post-grouting;
(4) splicing seams between the GRC plate that splicing is accomplished to step (3) carries out shutoff.
The basic principle of above-mentioned technology, the detailed process in practical operation is following:
The bridge that adopts this technology to carry out the new bridge decorative engineering is the concrete cantilever hanging hole bridge of 64.46 meters of total lengths, and this bridge mesopore span reaches 37.64 meters, 5.6 meters of height, the barge that P Passable is 100 tons, 15 tons of bridge floor limits for tonnage, but 60 tons of limit load-carryings.Consider that from " style reproductions " angle new bridge decorative engineering employing GRC member utilizes the plasticity of GRC material as the job practices of permanent decoration template, duplicates the lines and the embossing pattern that run through full-bridge, reduce the cultural images of this bridge.
According to the regulation of the construction aggregate scheduling of this decorative engineering, when getting into GRC plate erection stage, the case beam with on the concrete breast board all accomplish, the scaffold of case beam sides also should be set up and finish simultaneously.
The first step:
The GRC plate is installed at first and should be emitted the piecemeal line of GRC plate at the case beam sides according to GRC plate block diagram, is embedded part and GRC plate installing and locating.Next provides the facade reference line, and is horizontal vertically flat guarantee to decorate facade itself, and meets the appropriate distance of plan requirement with the maintenance of case beam sides.
The wherein setting-out of GRC plate piecemeal line: use coordinate method to emit the piecemeal line of GRC plate at the case beam sides according to revising back GRC plate block diagram.When the piecemeal line was set, the middle span centre point with bridge was the origin of coordinates earlier, calculated the coordinate figure of each piecemeal line intersection point according to size marking in the block diagram.According to block diagram; Vertical piecemeal line wherein is to cut apart with the spacing equidistance of 1.2m to both sides with the span centre point at mid span area; And trans-regionally on both sides cut apart to the both sides equidistance from corresponding bridge pier axis respectively, above vertically cutting apart all is provided with CCP on the start line.
Use level gauge (being erected on People's Bank of China's stair, the ramp) to cross the origin of coordinates and emit a horizontal control line, and connect all bridge pier axis at the case beam sides.X value punctuate on horizontal control line in the coordinate figure of each the piecemeal line intersection point that obtains according to aforementioned calculation is drawn vertical piecemeal line; Marking the Y value in the coordinate figure of each piecemeal line intersection point by horizontal control line to two ends up and down on each vertical piecemeal line, be linked to be horizontal piecemeal line.And do check with other 4 place axial line control point.
The facade reference line is set: suitable distance is provided with the facade reference line beyond the breast board in body of a bridge both sides, and this reference line should be parallel with road face center line, and it is parallel with road face center line with breast board to decorate facade with the GRC plate of control body of a bridge both sides.When the facade reference line is provided with, at first confirm road face center line, its two centerline points positions through the bridge two ends confirm, these 2 positions are respectively at the bridge pier near axis at bridge two ends.On these 2 the People's Bank of China's stair that move to both sides, ramp, and as for suitable distance beyond the main bridge railing plate.All bridge pier axis and span centre position at main bridge concrete breast board lateral surface upper edge hole are provided with angle-iron frame; On People's Bank of China's stair, ramp, transit is set; To project by the some position that road face center line translation is come on above-mentioned five place's angle-iron frames, and form the facade reference line through the incident point stretching wire.Reference line is moved on to the trend of controlling whole decoration facade on the scope of operation through hanging vertical line.
Second step:
According to the piecemeal line of above-mentioned completion, carry out embedded part and steel framework and install:
Piecemeal line place in case beam sides and concrete breast board two sides is provided with embedded part, and the position is confirmed with on-the-spot piecemeal line by embedded part figure.Each embedded part is fixed on the concrete surface through 4 M10 expansion bolts at four jiaos.Erection sequence is launched to both sides by middle span centre portion.
The outstanding moulding that is provided with in lower edge, the main bridge railing plate outside simultaneously, its inner chamber need be provided with 5 bugle steel frameworks, in order to bear the weight of inner chamber concrete perfusion.This angle bar framework is prefabricated by joint earlier, about the long 1.2m of every joint, is welded on the embedded part by the piecemeal line position again.It is provided with PVC conduit and projector, should be earlier before concrete perfusion the shell of projector be fixed in this framework according to design attitude.
Above-mentioned embedded part and angle iron frame are mortar and concrete wraps up covering, so do not do antirust processing, removes but welding slag and corrosion are essential.
The 3rd step:
Carry out the previous preparation that placement of above-mentioned piecemeal line and embedded part and steel framework are installed, can enter into the firm and hard border of GRC erection stage:
Primary and secondary according to bridge construction is divided preface, the RGC plate of this bridge is installed be divided into a plurality of construction section sequential deployments.Also to accomplish following preparation before concrete the installation:
A. the every cross-domain GRC plate of need installing in main bridge side should carry out preparatory assembly unit on the ground according to block diagram measuring curve before dispatching from the factory, through the project engineer check errorless after, vanning is transported to the building site again.Should should not retain too much plate in the building site for a long time, in advance according to the installation progress plan in batches balancedly to the building site shipping, in case damage in addition.
B. before comprehensive formal the installation, the cross-domain side between optional preceding two bridge pier axis is done the examination of GRC plate and is installed, to check whether reliable, effective, convenient etc. of whole technologies.
C. because the cast-in-situ bridge concrete surface is comparatively smooth bright and clean,, before the GRC plate is installed, should needs on the bridge concrete bonding surface, to use concrete interface agent to do whitewashing and handle for making GRC plate grouting physical efficiency and bridge construction body reliable connection.
D. the clear distance at resettlement groove bottom surface to the case beam concrete surface of the GRC of case beam sides plate keeps 4cm, to guarantee that the stainless steel suspension member is installed and grouting is convenient.
When installing, adopt dry hanging article that the GRC plate is installed according to the piecemeal line and the embedded part of above-mentioned setting, in four jiaos of settings of every block of plate according to above-mentioned preparation.The suspension member rear end with bolt be welded on the lip-deep angle of embedded part sign indicating number and be connected, front end embeds in the GRC plate and uses cloud stone glue to fix.As shown in Figure 2: the erection sequence of GRC plate should divide row from bottom to top to install by horizontal piecemeal line, and every row is launched to both sides by span centre, every row's installation post-grouting.The GRC plate is installed the requirement control of allowable variation according to metal item in Code for construction quality acceptance of building decoration (GB50210-2001) the 8.2.9 bar simultaneously.
The 4th step:
The shutoff stage of splicing seams for control GRC decorative panel splicing seams cracking, guarantees whole decorative effect, and the plate splicing seams is taked following construction measure:
The plate joint gap keeps 10mm-20mm, and it is closely knit to be convenient to the gap joint filling, and has strengthened piece obturator and grout blanket bonded area; The splicing seams of GRC plate requires shutoff according to the structure of flat seam, angle seam node diagram (like Fig. 3 and shown in Figure 4).
As shown in Figure 3, the GRC plate should establish to seam edge in length and breadth that 0.05m is wide, the concave edge of recessed 2-3mm 301 so that paste the tough cloth of TYFO virtue glass.
When carrying out the piece shutoff, use epoxy resin 304 to paste the tough cloth 303 of TYFO virtue glass at plate 302 joint surfaces referring to Fig. 3 and Fig. 4 earlier, further control joint cracking, the seam of shutoff simultaneously is for grouting creates conditions.The specification of the tough cloth of TYFO virtue glass: 425 gram/m2.
Fill the material 306 that is in the milk at gap joint, and be in the milk to the plate surface, make obturator (the grouting material) 306 and the whole grout blanket 305 of piece connect to one, improve strength of connection with GRC decorative panel homogeneous.
For improving the tough cloth surface adhesion of TYFO virtue glass performance, can be at epoxy resin 304 that the tough cloth of TYFO virtue glass is pasted its external coating of back twice of brushing concrete interface agent above that before the drying not as yet.
After the sclerosis of grouting material, should check the grouting quality at plate splicing seams place, must take the tough cloth of original TYFO virtue glass off, polish, repair and paste the tough cloth of TYFO virtue glass again problem on deformation such as tangible projection, bulge, depression, piece filling leakiness are arranged.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the manual just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (5)
1. seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board, this mounting process is used for various buildings are carried out the installation of GRC plate, it is characterized in that, and this technology may further comprise the steps:
(1) puts vertical, the horizontal piecemeal line of GRC plate well at building surface to be decorated, be embedded part and GRC plate installing and locating; Also the facade reference line need be set, it is horizontal vertically flat to decorate facade itself with control GRC plate; This facade reference line moves on the operating surface through hanging vertical line;
(2) confirm good piecemeal line installation embedded part and firm framework according to step (1);
(3) confirm that according to step (1) good piecemeal line and facade reference line employing dry hanging article divide row from bottom to top splicing installation by horizontal piecemeal line, install every row's installation post-grouting to two sides splicing among every row;
(4) splicing seams between the GRC plate that splicing is accomplished to step (3) carries out shutoff;
The position that is provided with of the embedded part in the said step (2) confirmed with on-the-spot piecemeal line by embedded part figure, and four jiaos of each embedded part are fixed on the concrete surface through expansion bolt, and erection sequence is launched to both sides by middle span centre portion simultaneously; Said firm framework is prefabricated by joint earlier, is welded on the embedded part by the piecemeal line position again;
Adopt the dry hanging article splicing that the GRC plate is installed in the said step (3), dry hanging article is in four jiaos of settings of every block of plate; The suspension member rear end with bolt be welded on the lip-deep angle of embedded part sign indicating number and be connected, front end embeds in the GRC plate and uses cloud stone glue to fix.
2. seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board according to claim 1 is characterized in that, vertical, the horizontal piecemeal line in the said step (1) uses coordinate method to emit at building surface to be decorated according to GRC plate block diagram.
3. seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board according to claim 1; It is characterized in that; In the said step (3), before the GRC plate is installed, on the building bonding surface, use concrete interface agent to do whitewashing and handle, make GRC plate grouting physical efficiency and fabric structure body reliable connection.
4. seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board according to claim 1 is characterized in that, the width of splicing seams keeps 10mm-20mm in the said step (4), and it is closely knit to be convenient to the gap joint filling, and has strengthened piece obturator and grout blanket bonded area; During the shutoff splicing seams, use epoxy resin to paste the tough cloth of TYFO virtue glass at the plate joint surface earlier, further control joint cracking, the seam of shutoff simultaneously is for grouting creates conditions; Fill the grouting material again in the splicing seams gap, and be in the milk to the plate surface, make piece obturator and whole grout blanket connect to one, improve strength of connection with GRC decorative panel homogeneous.
5. seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board according to claim 1 is characterized in that, has the stainless steel of assurance suspension member between lower surface to the building concrete face of said GRC plate resettlement groove and installs and the clear distance easily that is in the milk.
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| CN2009100523963A CN101906858B (en) | 2009-06-02 | 2009-06-02 | Seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board |
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| CN2009100523963A CN101906858B (en) | 2009-06-02 | 2009-06-02 | Seamless installation process for polyline artistic GRC (Glass-fiber Reinforced Composite) board |
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| CN101906858B true CN101906858B (en) | 2012-04-04 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287034B (en) * | 2011-06-29 | 2013-02-13 | 中建二局第三建筑工程有限公司 | Special-shaped rail and construction method thereof |
| CN102704636B (en) * | 2012-06-15 | 2014-02-26 | 北京港源建筑装饰工程有限公司 | Indoor antique glass fiber reinforced cement (GRC) combined column and antique colored drawing beam decoration system and construction method thereof |
| CN108086608A (en) * | 2017-12-17 | 2018-05-29 | 北京首钢建设集团有限公司 | A kind of steel structure stairway is marked time the construction method of prefabricated facing |
| CN108625499B (en) * | 2018-05-23 | 2020-04-24 | 五冶集团上海有限公司 | GRC plate waterproof control construction method and application thereof |
| CN110259003B (en) * | 2019-06-24 | 2020-10-30 | 中国建筑设计研究院有限公司 | Seamless treatment method for cement type decorative hanging plate of building exterior wall |
| CN114685124B (en) * | 2022-05-31 | 2022-09-02 | 中建六局(天津)绿色建筑科技有限公司 | Prefabricated rail top air duct assembling gap sealing filler and construction method thereof |
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| CN1090364A (en) * | 1993-01-21 | 1994-08-03 | 北京燕莎中心工程经理部 | The mounting process of colour facing concrete board |
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| CN1090364A (en) * | 1993-01-21 | 1994-08-03 | 北京燕莎中心工程经理部 | The mounting process of colour facing concrete board |
| CN1963062A (en) * | 2005-11-07 | 2007-05-16 | 张伟生 | Exterior thermal-insulation and exterior decoration system for external wall and construction method therefor |
| CN101250934A (en) * | 2007-04-10 | 2008-08-27 | 唐澄育 | Method for installation of building board |
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Owner name: SHANGHAI BUILDING DECORATION ENGINEERING GROUP CO. Free format text: FORMER NAME: SHANGHAI CONSTRUCTION DECORATION ENGINEERING CO., LTD. |
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Address after: 200081 No. 55, Quyang Road, Shanghai, Hongkou District Patentee after: Shanghai Building Decoration Engineering Group Co., Ltd. Address before: 200081 No. 55, Quyang Road, Shanghai, Hongkou District Patentee before: Shanghai Construction Decoration Engineering Co., Ltd. |