CN107299743A - A kind of clean raised floor construction technology - Google Patents
A kind of clean raised floor construction technology Download PDFInfo
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- CN107299743A CN107299743A CN201710525435.1A CN201710525435A CN107299743A CN 107299743 A CN107299743 A CN 107299743A CN 201710525435 A CN201710525435 A CN 201710525435A CN 107299743 A CN107299743 A CN 107299743A
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- Prior art keywords
- profile steel
- raised floor
- steel
- line
- cross beam
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/024—Sectional false floors, e.g. computer floors
- E04F15/02447—Supporting structures
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/024—Sectional false floors, e.g. computer floors
- E04F15/02447—Supporting structures
- E04F15/02458—Framework supporting the panels
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention belongs to Building Engineering Design and technical field of construction, a kind of clean raised floor construction technology is particularly disclosed.The raised floor construction technology, including trave beam unwrapping wire, install that expansion bolt, H profile steel hoisting transportation, H profile steel are installed in place, column unwrapping wire, column leveling straightening, crossbeam is installed, floor is installed, floor leveling and floor-cleaning fastening procedure step.Strict control Construction control line, carries out streamline construction, the principle of iterative method during the clean raised floor construction technology, unwrapping wire；Raised floor is installed to eliminate cumulative errors using " rich " zag manner, ensures the precision of raised floor to greatest extent.
Description
Technical field
The invention belongs to Building Engineering Design and technical field of construction, more particularly to a kind of clean raised floor construction work
Skill.
Background technology
Raised floor system is made up of raised floor, crossbeam, column and bottom H profile steel, and (oneself height can for crossbeam and column
Adjust) form firm lower support with bolt link, raised floor, which is placed on, to be formed one and stable is on the square frame that crossbeam is surrounded
System.Raised floor species is a lot, toilet's Aluminium Alloys in Common Use antistatic raised floor, two kinds of all steel type antistatic raised floor.
Current raised floor construction is more to install using in cement floor finished surface, causes the increase of factory building flooring own wt, and overhead
Floor construction need to could be installed after cement floor completion, cause factory building construction period long.
The content of the invention
The present invention saves the duration, ensures raised floor flatness to make up the deficiencies in the prior art there is provided a kind of
Clean raised floor construction technology, solves problems of the prior art.
The present invention is achieved through the following technical solutions：
A kind of clean raised floor construction technology, comprises the following steps：
(1) unwrapping wire sets the position line and joint location line of H profile steel on cross beam：
(1-1) chooses job site center as datum mark, is made with setting-out on the cross beam of theodolite at the construction field (site)
X, Y axis datum line and the auxiliary base line for being respectively parallel to X, Y axis datum line, so that job site is separated into checkerboard type
Grid；
(1-2) uses steel disk chi and spring according to the position line of construction drawing unwrapping wire setting H profile steel on cross beam during unwrapping wire
Anchor point is marked in scale on auxiliary base line, then carries out picture point snap the line to the anchor point marked using the line of ink marker, obtains H
Shaped steel position line；
(1-3) H profile steel position line is put set after the completion of, according to the length of H profile steel, put by auxiliary base line and set out H profile steel
Joint location line；
(2) prepare square steel block template and unwrapping wire sets the position line and H profile steel position of mounting hole of H profile steel on cross beam：
(2-1) chooses galvanized steel plain sheet, and galvanized steel plain sheet is cut into square steel block, and square steel block is used to connect H profile steel and cross beam,
And the center line of square steel block is drawn on square steel block；
The surrounding setting-out for the square steel block that the reserved location of (2-2) correspondence H profile steel fixing hole is obtained in step (2-1), according to
Setting-out on square steel block is drilled 4 H profile steel mounting holes on the corner of square steel block using drill bit, it is desirable to H profile steel mounting hole size
Installation gap that is accurate and reserving two H profile steels being mutually butted；
(2-3) unwrapping wire on cross beam sets square steel Board position line with square steel block made from a step (2-1), and it is mutually right to make
Drawn on cross beam at 4 H profile steel mounting hole centers being drilled on the reserved location alignment square steel block of the two H profile steel fixing holes connect
Line, facilitates follow-up workman accurately to install H profile steel and square steel block；
(2-4) is drilled with drill bit on cross beam to the H profile steel mounting hole point finished, and drilling depth is 60-70mm；
(3) expansion bolt is installed in the H profile steel mounting hole on cross beam：
(3-1) is cleaned out the dust stratification in the H profile steel mounting hole on cross beam using dust catcher or brush, toward H profile steel
The upper fluid sealant of note, the injection depth about 30mm of fluid sealant in mounting hole；
Expansion bolt is arranged in the H profile steel mounting hole on the cross beam obtained after step (3-1) injecting glue by (3-2)；
(4) H profile steel is installed in place：
H profile steel is transported to job site by (4-1), and H profile steel is placed on cross beam according to construction drawing, adjacent H types
Fixed between steel joint by connecting plate, and leveling, the ground being locally higher by will be carried out at H steel injustice using zinc-plated parallels or shaped steel
Side need to carry out grinding process, and brush epoxy coating is mended after polishing；
(4-2) is by the expansion between the bolt and H profile steel and cross beam at the H profile steel connecting plate after step (4-1) leveling
Bolt is all fastened；
(5) column unwrapping wire and install：
(5-1) is marked and setting-out using steel disk chi in H profile steel according to the modulus of raised floor, obtains stud location
Line, and use the drawn stud location line of theodolite check, it is ensured that unwrapping wire precision reaches requirement；
Column is connected in H profile steel by (5-2) using bolt, and carries out straightening using zinc-plated pad and horizon rule column
Levelling, takes and to check at a certain distance, checking column center line away from whether composite demand；
(5-3) locks the bolt between column and H profile steel, must assure that stud is consistent with unwrapping wire during locking；
(6) column leveling, straightening：
Leveling is carried out according to datum line column using automatic level, according to the stud location line pair drawn in H profile steel
Column carries out straightening；
(7) crossbeam is installed, finely tuned：
The crosspoint of crossbeam is connected with column with screw, shape is integral；
(8) raised floor is installed, protected：
(8-1) base platoon raised floor is installed：Raised floor first lays base platoon when laying, the base platoon is in " rich " word
Shape is arranged at the construction field (site), and job site is cut into relatively small region, the accumulated error in each region by base platoon
Eliminated in the region；Base platoon install when theodolite must be used to have been set with putting datum line be corrected, installation with
Fasten the screw between raised floor and crossbeam immediately afterwards；
(8-2) large area raised floor is laid：Progress is grouped greatly in each region of base platoon's well cutting according to construction drawing
Area is laid, and the precision of installation is checked during laying, it is to avoid produce big error；Job site edge, Equipment Foundations week
When side, conveying and storing apparatus peripheral size are less than one piece of standard overhead floor, laid using Special-shaped Plates；
(8-3) raised floor receives side：After raised floor and crossbeam are cleaved, cut place burr is removed, bare metal is shown up should
Brushing epoxy coating；After Special-shaped Plates installation, Special-shaped Plates cutting groove at do receipts side processing, stud edge, cross beam edges by
Zinc-coated angle steel receives side；
(9) raised floor leveling：
After raised floor installation terminates, raised floor is finely adjusted according to base platoon subregion with level meter, examined
The discrepancy in elevation in 100m is no more than 5mm；And the flatness of raised floor is examined using the long guiding rulers of 2m, difference of height is no more than 2mm；
(10) raised floor cleaning, fastening：
A cleaning is integrally carried out after leveling to raised floor, first H profile steel, column, crossbeam are carried out with wet cloth
Wipe, then it is wiped one time with dry cloth；After the completion of cleaning, the bolt between bolt raised floor and crossbeam is screwed on, to overhead
Floor is fastened, and seam is smooth, and is walked on raised floor without hum, without swing.
In step (3-2), when running into reinforcing bar when installing expansion bolt and cause the situation that expansion bolt can not be installed, use
H profile steel is carried out reinforcement by steel plate, and H profile steel is fixed on cross beam.
Distance is at intervals of within 12 meters described in step (5-2).
The beneficial effects of the invention are as follows：The clean raised floor construction technology, can reduce factory building flooring own total weight, contracting
Strict control Construction control line, carries out streamline construction, the principle of iterative method during short workshop construction duration, unwrapping wire；Adopt
Raised floor is installed to eliminate cumulative errors with " rich " zag manner, ensures the precision of raised floor to greatest extent.
Brief description of the drawings
The present invention is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the schematic diagram of construction technology step (1) of the present invention；
Fig. 2 is the schematic diagram of construction technology step (4) of the present invention；
Fig. 3 is the schematic diagram of construction technology step (5) of the present invention；
Fig. 4 is the schematic diagram of construction technology step (7) of the present invention；
Fig. 5 is the schematic diagram of construction technology step (8) of the present invention；
Fig. 6 is " rich " font base platoon scheme of installation in step (8).
In figure, 1, cross beam, 2, H profile steel, 3, X, Y axis datum line, 4, auxiliary base line, 5, square steel block, 6, connecting plate, 7,
Column, 8, crossbeam, 9, raised floor.
Embodiment
For the technical characterstic for illustrating this programme can be understood, below by embodiment, and its accompanying drawing is combined, to this hair
It is bright to be described in detail.
As shown in Fig. 1-Fig. 6, embodiment cleaning raised floor construction technology comprises the following steps：
(1) unwrapping wire sets the position line and joint location line of H profile steel 2 on cross beam 1：
(1-1) chooses job site center as datum mark, is made with setting-out on the cross beam 1 of theodolite at the construction field (site)
X, Y axis datum line 3 and the auxiliary base line 4 for being respectively parallel to X, Y axis datum line 3, so that job site is separated into chessboard
The grid of formula；
(1-2) uses 50/100 meter of steel according to the position line of construction drawing unwrapping wire setting H profile steel 2 on cross beam 1 during unwrapping wire
Anchor point is marked in disk chi and spring scale on auxiliary base line, then carries out picture point to the anchor point marked using the line of ink marker
Snap the line, obtains H profile steel position line；
(1-3) H profile steel position line is put set after the completion of, according to the length of H profile steel 2, put by auxiliary base line 4 and set out H types
The joint location line of steel；
(2) prepare square steel block template and unwrapping wire sets the position line and H profile steel mounting hole site of H profile steel 2 on cross beam 1
Put：
(2-1) chooses galvanized steel plain sheet, and the thick galvanized steel plain sheets of 4.5T are cut into 115*94 square steel block, and square steel block is used to connect
H profile steel and cross beam, and draw on square steel block 5 center line of square steel block；
The surrounding setting-out for the square steel block 5 that the reserved location of (2-2) correspondence H profile steel fixing hole is obtained in step (2-1), according to
Setting-out on square steel block 5 is drilled 4 H profile steel mounting holes on the corner of square steel block using 4.2mm drill bits, it is desirable to which H profile steel is installed
Hole accurate size and the installation gap 10mm for reserving two H profile steels 2 being mutually butted；
(2-3) unwrapping wire on cross beam sets the position line of square steel plate 5 with square steel block made from a step (2-1), makes mutually
Drawn on cross beam at 4 H profile steel mounting hole centers being drilled on the reserved location alignment square steel block of two H profile steel fixing holes of docking
Line, facilitates follow-up workman accurately to install H profile steel 2 and square steel block 5；
(2-4) is drilled with ∮ 16mm drill bits on cross beam to the H profile steel mounting hole point finished, and drilling depth is 60-
70mm；
(3) expansion bolt is installed in the H profile steel mounting hole on cross beam 1：
(3-1) is cleaned out the dust stratification in the H profile steel mounting hole on cross beam 1 using dust catcher or brush, toward H profile steel
The upper fluid sealant of note, the injection depth about 30mm of fluid sealant in mounting hole；
M12*85 expansion bolts are arranged on the H profile steel mounting hole on the cross beam obtained after step (3-1) injecting glue by (3-2)
It is interior；When running into reinforcing bar when installing expansion bolt and cause the situation that expansion bolt can not be installed, H profile steel 2 is carried out using steel plate
Reinforcement, H profile steel 2 is fixed on cross beam 1.
(4) H profile steel is installed in place：
H profile steel 2 is transported to job site by (4-1), and H profile steel 2 is placed on cross beam according to construction drawing, adjacent H
Fixed between shaped-steel joint by connecting plate 6, and leveling will be carried out at H steel injustice using zinc-plated parallels or shaped steel, be locally higher by
Place need to carry out grinding process, after polishing mend brush epoxy coating；
(4-2) is by the expansion between the bolt and H profile steel and cross beam at the H profile steel connecting plate after step (4-1) leveling
Bolt is all fastened；
(5) column unwrapping wire and install：
(5-1) is marked and setting-out using steel disk chi in H profile steel according to the modulus of raised floor, obtains stud location
Line, and use the drawn stud location line of theodolite check, it is ensured that unwrapping wire precision reaches requirement；
Column 7 is connected in H profile steel 2 by (5-2) using M10*40 bolts, and uses zinc-plated pad and horizon rule column
Carry out straightening levelling, take and to check at a certain distance, checking column center line away from whether composite demand；Institute in step (5-2)
Distance is stated at intervals of within 12 meters；
(5-3) locks the bolt between column 7 and H profile steel, must assure that stud is consistent with unwrapping wire during locking；
(6) column leveling, straightening：
Leveling is carried out according to datum line column using automatic level, according to the stud location line pair drawn in H profile steel
Column carries out straightening, and column spacing is 600mm*600mm during leveling；
(7) crossbeam is installed, finely tuned：
The crosspoint of crossbeam 8 is connected with column with screw, shape is integral；
(8) raised floor is installed, protected：
(8-1) base platoon raised floor is installed：Raised floor 9 first lays base platoon when laying, the base platoon is in " rich "
Font is arranged at the construction field (site), and job site is cut into relatively small region by base platoon, and the accumulation in each region is missed
Difference is eliminated in the region；The datum line that base platoon must use theodolite to be set with putting when installing is corrected, base platoon's peace
Dress is generally 8 pieces of floors, fastens the screw between raised floor and crossbeam after installation immediately；
(8-2) large area raised floor is laid：Progress is grouped greatly in each region of base platoon's well cutting according to construction drawing
Area is laid, and the precision of installation is checked during laying, it is to avoid produce big error；Job site edge, Equipment Foundations week
When side, conveying and storing apparatus peripheral size are less than one piece of standard overhead floor, laid using Special-shaped Plates；
(8-3) raised floor receives side：After raised floor and crossbeam are cleaved, cut place burr is removed, bare metal is shown up should
Brushing epoxy coating；After Special-shaped Plates installation, Special-shaped Plates cutting groove at do receipts side processing, stud edge, cross beam edges by
Zinc-coated angle steel receives side；
(9) raised floor leveling：
After raised floor installation terminates, raised floor is finely adjusted according to base platoon subregion with level meter, examined
The discrepancy in elevation in 100m is no more than 5mm；And the flatness of raised floor is examined using the long guiding rulers of 2m, difference of height is no more than 2mm；
(10) raised floor cleaning, fastening：
A cleaning is integrally carried out after leveling to raised floor, first H profile steel, column, crossbeam are carried out with wet cloth
Wipe, then it is wiped one time with dry cloth；After the completion of cleaning, the bolt between bolt raised floor and crossbeam is screwed on, to overhead
Floor is fastened, and seam is smooth, and is walked on raised floor without hum, without swing.
This engineering uses aluminium alloy antistatic raised floor, and this floor is through machining after aluminum alloy materials melting
Into, fire prevention, water resistance excellent the features such as high with intensity.
Part is not described in detail by the present invention, is the known technology of those skilled in the art of the present technique.Finally illustrate, the above is real
Example is applied to be merely illustrative of the technical solution of the present invention and unrestricted, although having been carried out specifically to the present invention with reference to preferred embodiment
It is bright, it will be understood by those within the art that, technical scheme can be modified or equivalent substitution, and
The objective and scope of technical solution of the present invention are not departed from, it all should cover among scope of the presently claimed invention.
Claims (3)
1. a kind of clean raised floor construction technology, it is characterized in that：Comprise the following steps：
(1) unwrapping wire sets the position line and joint location line of H profile steel on cross beam：
(1-1) chooses job site center as datum mark, and X, Y-axis are made with setting-out on the cross beam of theodolite at the construction field (site)
Datum line and the auxiliary base line for being respectively parallel to X, Y axis datum line, so that job site to be separated into the grid of checkerboard type；
(1-2) is existed according to the position line of construction drawing unwrapping wire setting H profile steel on cross beam during unwrapping wire using steel disk chi and spring scale
Anchor point is marked on auxiliary base line, picture point snap the line then is carried out to the anchor point marked using the line of ink marker, H profile steel is obtained
Position line；
(1-3) H profile steel position line is put set after the completion of, according to the length of H profile steel, put by auxiliary base line and set out connecing for H profile steel
The head position line；
(2) prepare square steel block template and unwrapping wire sets the position line and H profile steel position of mounting hole of H profile steel on cross beam：
(2-1) chooses galvanized steel plain sheet, and galvanized steel plain sheet cut into square steel block, and square steel block is used to connecting H profile steel and cross beam, and
The center line of square steel block is drawn on square steel block；
The surrounding setting-out for the square steel block that the reserved location of (2-2) correspondence H profile steel fixing hole is obtained in step (2-1), according to square steel
Setting-out on block is drilled 4 H profile steel mounting holes on the corner of square steel block using drill bit, it is desirable to H profile steel mounting hole accurate size
And reserve the installation gap for two H profile steels being mutually butted；
(2-3) unwrapping wire on cross beam sets square steel Board position line with square steel block made from a step (2-1), makes what is be mutually butted
4 H profile steel mounting hole center setting-outs on cross beam being drilled on the reserved location alignment square steel block of two H profile steel fixing holes, side
Continue workman after an action of the bowels and H profile steel and square steel block are accurately installed；
(2-4) is drilled with drill bit on cross beam to the H profile steel mounting hole point finished, and drilling depth is 60-70mm；
(3) expansion bolt is installed in the H profile steel mounting hole on cross beam：
(3-1) is cleaned out the dust stratification in the H profile steel mounting hole on cross beam using dust catcher or brush, is installed toward H profile steel
Upper fluid sealant, the injection depth about 30mm of fluid sealant are noted in hole；
Expansion bolt is arranged in the H profile steel mounting hole on the cross beam obtained after step (3-1) injecting glue by (3-2)；
(4) H profile steel is installed in place：
H profile steel is transported to job site by (4-1), and H profile steel is placed on cross beam according to construction drawing, and adjacent H profile steel connects
Fixed between head by connecting plate, and leveling will be carried out at H steel injustice using zinc-plated parallels or shaped steel, the place being locally higher by is needed
Grinding process is carried out, brush epoxy coating is mended after polishing；
(4-2) is by the expansion bolt between the bolt and H profile steel and cross beam at the H profile steel connecting plate after step (4-1) leveling
All fastenings；
(5) column unwrapping wire and install：
(5-1) is marked and setting-out using steel disk chi in H profile steel according to the modulus of raised floor, obtains stud location line,
And drawn stud location line is checked using theodolite, it is ensured that unwrapping wire precision reaches requirement；
Column is connected in H profile steel by (5-2) using bolt, and carries out straightening tune using zinc-plated pad and horizon rule column
Just, take and to check at a certain distance, checking column center line away from whether composite demand；
(5-3) locks the bolt between column and H profile steel, must assure that stud is consistent with unwrapping wire during locking；
(6) column leveling, straightening：
Leveling is carried out according to datum line column using automatic level, according to the stud location line column drawn in H profile steel
Carry out straightening；
(7) crossbeam is installed, finely tuned：
The crosspoint of crossbeam is connected with column with screw, shape is integral；
(8) raised floor is installed, protected：
(8-1) base platoon raised floor is installed：Raised floor first lays base platoon when laying, the base platoon arranges in " rich " font
Cloth at the construction field (site), cuts into job site by base platoon in relatively small region, the accumulated error in each region is at this
Eliminated in region；The datum line that base platoon must use theodolite to be set with putting when installing is corrected, and is stood after installation
Screw i.e. between fastening raised floor and crossbeam；
(8-2) large area raised floor is laid：Progress large area is grouped in each region of base platoon's well cutting according to construction drawing
Laying, will check the precision of installation during laying, it is to avoid produce big error；It is job site edge, Equipment Foundations periphery, defeated
When sending storage device peripheral size less than one piece of standard overhead floor, laid using Special-shaped Plates；
(8-3) raised floor receives side：After raised floor and crossbeam are cleaved, cut place burr is removed, bare metal, which is shown up, to be brushed
Epoxy coating；After Special-shaped Plates installation, the processing of receipts side is done at Special-shaped Plates cutting groove, stud edge, cross beam edges are by zinc-plated
Angle steel receives side；
(9) raised floor leveling：
After raised floor installation terminates, raised floor is finely adjusted according to base platoon subregion with level meter, examined in 100m
The discrepancy in elevation be no more than 5mm；And the flatness of raised floor is examined using the long guiding rulers of 2m, difference of height is no more than 2mm；
(10) raised floor cleaning, fastening：
A cleaning is integrally carried out after leveling to raised floor, first H profile steel, column, crossbeam are wiped with wet cloth,
It is wiped one time with dry cloth again；After the completion of cleaning, the bolt between bolt raised floor and crossbeam is screwed on, raised floor is entered
Row fastening, seam is smooth, and walks on raised floor without hum, without swing.
2. clean raised floor construction technology according to claim 1, it is characterized in that：In step (3-2), expansion is being installed
When reinforcing bar is run into during bolt causing the situation that expansion bolt can not be installed, H profile steel is carried out by reinforcement using steel plate, H profile steel is consolidated
It is scheduled on cross beam.
3. clean raised floor construction technology according to claim 1, it is characterized in that：Described in step (5-2) between distance
It is divided within 12 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710525435.1A CN107299743A (en) | 2017-06-30 | 2017-06-30 | A kind of clean raised floor construction technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710525435.1A CN107299743A (en) | 2017-06-30 | 2017-06-30 | A kind of clean raised floor construction technology |
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| CN107299743A true CN107299743A (en) | 2017-10-27 |
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| CN108204095A (en) * | 2017-12-15 | 2018-06-26 | 四川省安德盖姆石墨烯科技有限公司 | A kind of patch block method of graphene floor heating tiles |
| CN110053707A (en) * | 2019-04-29 | 2019-07-26 | 广船国际有限公司 | A kind of ship foundation bolt installation scribble method |
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Application publication date: 20171027 |