CN106193330B - A kind of steel building construction land tenure foot bolt pre-embedded construction method - Google Patents
A kind of steel building construction land tenure foot bolt pre-embedded construction method Download PDFInfo
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- CN106193330B CN106193330B CN201610782895.8A CN201610782895A CN106193330B CN 106193330 B CN106193330 B CN 106193330B CN 201610782895 A CN201610782895 A CN 201610782895A CN 106193330 B CN106193330 B CN 106193330B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 152
- 239000010959 steel Substances 0.000 title claims abstract description 152
- 238000010276 construction Methods 0.000 title claims abstract description 106
- 238000009435 building construction Methods 0.000 title claims abstract description 27
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000002787 reinforcement Effects 0.000 claims description 31
- 238000009434 installation Methods 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 13
- 238000005259 measurement Methods 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000004567 concrete Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4157—Longitudinally-externally threaded elements extending from the concrete or masonry, e.g. anchoring bolt with embedded head
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of steel building construction land tenure foot bolt pre-embedded construction method, the steel structure framework of constructed steel building includes more steel columns, each steel column is supported on a reinforced concrete foundation, each steel column bottom is welded with one piece of billet, and a pre-embedded bolt group is provided with billet；When carrying out Embedment Construction to any one pre-embedded bolt group, including step：First, surveying setting-out；2nd, mould is placed and foundation bolt is tentatively installed；3rd, first leveling；4th, shaped steel rod piece is fixed；5th, foundation bolt is fixed；6th, mould is removed；7th, concreting；8th, step 1 is repeated several times to step 7, until completing the Embedment Construction process of all pre-embedded bolt groups.The method of the present invention step is simple, design is reasonable and easy construction using effect is good, and energy is easy, is rapidly completed the Embedment Construction process of steel building construction land tenure foot bolt, and can ensure that the pre-buried precision of foundation bolt.
Description
Technical field
The invention belongs to steel building technical field of construction, more particularly, to a kind of adjustably foot bolt Embedment Construction
Method.
Background technology
When constructing to steel-structure factory building, typically each using pre-buried between the steel structure system of steel-structure factory building and basis
Foundation bolt be fixedly connected.Each steel column is respectively supported at an isolated footing in the steel structure system of steel-structure factory building
On, which is reinforced concrete foundation, passes through a pre-embedded bolt group between each steel column and supported isolated footing
It is fixed, four pre-embedded bolts being laid in respectively on four vertex of a rectangle is generally included in the pre-embedded bolt group.Pin
To various sizes of steel column, use the spacing of pre-embedded bolt in pre-embedded bolt group different.Steel-structure factory building was constructed
Cheng Zhong, the Embedment Construction of foundation bolt is an exigent critical process of construction precision, according to specification《Structural steelwork is applied
Working medium amount acceptance specification GB50205-2001》And《Structural steelwork job specfication GB 50755-2012》Requirement, foundation bolt
Error displacement be no more than 5mm.But when nowadays, carrying out Embedment Construction to foundation bolt, neither one unification, standard and rule
The construction method of model be inevitably present for following, in work progress constructing operation relatively arbitrarily, it is low construction efficiency, pre-buried
The problems such as construction precision is poor, along with needing, pre-buried foundation bolt quantity is very more, and construction volume is very big.
The content of the invention
Built in view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of steel construction
Construction land tenure foot bolt pre-embedded construction method is built, its method and step is simple, design is reasonable and easy construction using effect is good, can letter
Just the Embedment Construction process of steel building construction land tenure foot bolt, is rapidly completed, and can ensure that the pre-buried precision of foundation bolt.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of steel building construction land tenure foot spiral shell
Bolt pre-embedded construction method, it is characterised in that：The steel structure framework of constructed steel building includes more steel columns, Mei Gesuo
State steel column to be supported on a reinforced concrete foundation, each steel column bottom is welded with one piece in level
The billet of laying；Multiple foundation bolts that need to construct are installed, the billet described need to be applied by multiple on the billet
Building site foot bolt is fixed on reinforced concrete foundation, and multiple foundation bolts that need to construct are to be embedded in reinforced concrete
Foundation bolt in plinth, multiple foundation bolts that need to construct form a pre-embedded bolt group that steel column is fixed, often
Steel column described in root is fixed on reinforced concrete foundation by a pre-embedded bolt group；Institute in the steel structure framework
There is the pre-embedded construction method all same of the pre-embedded bolt group of steel column fixation；Pre-embedded bolt group any one described is carried out
During Embedment Construction, comprise the following steps：
Step 1: surveying setting-out：Treat steel reinforcement cage binding set in reinforced concrete foundation residing for the pre-embedded bolt group
After the completion of and before carrying out concreting to reinforced concrete foundation, described need construction ground to multiple on reinforced concrete foundation
The pre-buried position of foot bolt and pre-buried height measure unwrapping wire respectively；
Step 2: mould is placed and foundation bolt is tentatively installed：According to surveying setting-out in step 1 draw it is multiple described in
Need to be constructed the pre-buried position of foundation bolt, and molding embedding anchor bolts construction mould will be pre-machined and be positioned over institute in step 1
State on steel reinforcement cage；Multiple foundation bolts that need to construct tentatively are installed again；
The embedding anchor bolts construction mould includes upper level board, the lower horizontal board below upper level board and multiple
The supporting item being supported between level board and lower horizontal board, the upper level board and lower horizontal board are in parallel laying and the two it
Between be fastenedly connected by multiple supporting items；Horizontal measurement ruler, the water are kept flat on the upper level board or lower horizontal board
Flat measurement ruler includes cross tablet and two level detection devices, and the cross tablet is connected by horizontal tablet with vertically flat
Form, the transverse direction tablet and the vertically flat are laid at grade and the two perpendicular laying, two levels
Detection device is laid on the horizontal tablet and the vertically flat respectively；A upper bolt peace is provided with the upper level board
Hole group is filled, a lower bolt mounting holes group is provided with the lower horizontal board, the upper bolt mounting holes group is pacified with the lower bolt
The structure snd size all same of hole group is filled, the upper bolt mounting holes group is located at the surface of the lower bolt mounting holes group；Institute
Stating includes the spiral shell of the multiple construction of supply and demand respectively foundation bolt installations in bolt mounting holes group and the lower bolt mounting holes group
The quantity of included bolt mounting holes is with needing in bolt mounting hole, the upper bolt mounting holes group and the lower bolt mounting holes group
Construct foundation bolt quantity it is identical, the installation positions of multiple bolt mounting holes respectively with multiple lower margin spiral shells that need to construct
The installation position of bolt corresponds；Need to construct foundation bolt and the perpendicular laying of upper level board；The lower horizontal board bottom
It is fixed with shaped steel rod piece；
When tentatively being installed to the foundation bolt that need to construct any one described, the foundation bolt that need to from top to bottom construct is from upper
The bolt mounting holes opened on level board and lower horizontal board are pierced by；
Step 3: first leveling：Leveling is carried out to embedding anchor bolts construction mould described in step 2, makes the lower margin
Bolt embedment construction mould is in horizontality, and is constructed by two level detection devices to the embedding anchor bolts
The horizontality of mould is detected；Meanwhile the multiple foundation bolts that need to construct drawn according to surveying setting-out in step 1
Pre-buried height, preliminary multiple setting height(from bottom)s that need to construct foundation bolt that installation is complete in step 2 are adjusted,
It is spacing to the foundation bolt progress that need to construct by interim fixing nut after the completion of adjustment, make multiple foundation bolts that need to construct equal
It is connected as one with the embedding anchor bolts construction mould, the interim fixing nut is installed on and need to construct on foundation bolt
Portion；
Step 4: shaped steel rod piece is fixed：Using rod piece fixedly connected part, embedding anchor bolts described in step 3 are constructed
Shaped steel rod piece in mould is fixed on described in step 1 on steel reinforcement cage；
Step 5: foundation bolt is fixed：Connector is fixed by bolts, by multiple lower margin spiral shells that need to construct in step 3
Bolt is separately fixed at described in step 1 on steel reinforcement cage；
Step 6: mould is removed：Multiple fixing temporarily on foundation bolt that need to construct are installed in dismantling step three
Nut, the embedding anchor bolts construction mould is taken out from the bottom to top；
Step 7: concreting：Concreting is carried out to reinforced concrete foundation described in step 1, waits to be poured
After concrete setting, the Embedment Construction process of pre-embedded bolt group described in step 1 is completed；
Step 8: step 1 is repeated several times to step 7, until complete to all steel columns in the steel structure framework into
The Embedment Construction process of the fixed pre-embedded bolt group of row.
A kind of above-mentioned steel building construction land tenure foot bolt pre-embedded construction method, it is characterized in that：Shaped steel described in step 2
Rod piece is by connecting bolt on lower horizontal board；Bolt described in shaped steel rod piece described in step 4 and step 5, which is fixed, to be connected
Fitting is connection reinforcing bar；
When carrying out shaped steel rod piece in step 4 and fixing, the rod piece fixedly connected part and shaped steel rod piece and the steel reinforcement cage it
Between be fixedly connected using welding manner；
When foundation bolt fixation is carried out in step 5, the bolt fixedly connected part and need to construct foundation bolt and the steel
It is fixedly connected between muscle cage using welding manner.
A kind of above-mentioned steel building construction land tenure foot bolt pre-embedded construction method, it is characterized in that：Surveyed in step 1
After measuring unwrapping wire, the pre-buried position for multiple foundation bolts that need to construct that surveying setting-out is drawn and pre-buried height are labeled in institute
State on steel reinforcement cage, the pre-buried height all same of multiple foundation bolts that need to construct, the pre-buried height of the foundation bolt that need to construct
Spend for the elevation of top of the foundation bolt that need to construct；To the pre-buried height of the foundation bolt that need to construct into rower on the steel reinforcement cage
During note, the position of 20cm~30cm below the elevation of top for the foundation bolt that need to construct is labeled on the steel reinforcement cage.
A kind of above-mentioned steel building construction land tenure foot bolt pre-embedded construction method, it is characterized in that：According to step in step 2
The pre-buried position for multiple foundation bolts that need to construct that surveying setting-out is drawn, will be pre-machined molding foundation bolt in rapid one
When Embedment Construction mould is positioned over described in step 1 on steel reinforcement cage, make multiple bolts in the upper bolt mounting holes group
Mounting hole is respectively directly over the pre-buried position of multiple foundation bolts that need to construct.
A kind of above-mentioned steel building construction land tenure foot bolt pre-embedded construction method, it is characterized in that：It is pre- described in step 1
The quantity that construction foundation bolt is needed included by burying in bolt group is four, and four foundation bolts that need to construct are separately fixed at
On four apex angles of level board；
Upper level board and lower horizontal board described in step 2 are rectangular flat and the structure snd size all same of the two, institute
State the surface that level board is located at lower horizontal board；
Embedding anchor bolts construction mould described in step 2 further include the ceiling hammer for being fixed on lower horizontal board bottom, described
Ceiling hammer is located at the underface of lower horizontal board；
When measuring unwrapping wire in step 1, the center that the pre-embedded bolt group installs billet is also needed to measure
Unwrapping wire；
Molding embedding anchor bolts construction mould will be pre-machined in step 2 and be positioned over steel reinforcement cage described in step 1
When upper, the center of the billet drawn according to surveying setting-out, adjusts the embedding anchor bolts construction mould
It is whole, ceiling hammer is located at directly over the center for the billet that surveying setting-out is drawn.
A kind of above-mentioned steel building construction land tenure foot bolt pre-embedded construction method, it is characterized in that：On described in step 2
Level board and lower horizontal board are bamboo slab rubber, and the supporting item is L-shaped supporting item..
A kind of above-mentioned steel building construction land tenure foot bolt pre-embedded construction method, it is characterized in that：On described in step 2
Spacing between level board and lower horizontal board is 200mm~400mm.
A kind of above-mentioned steel building construction land tenure foot bolt pre-embedded construction method, it is characterized in that：Type described in step 2
The quantity of steel rod elements for multiple tracks and its be in parallel laying, shaped steel rod piece is laid in lower horizontal board bottom from left to right described in multiple tracks
Portion.
A kind of above-mentioned steel building construction land tenure foot bolt pre-embedded construction method, it is characterized in that：Water described in step 2
Flat detection device is spirit level.
The present invention has the following advantages compared with prior art：
1st, method and step is simple, design is reasonable and easy construction, input construction cost are relatively low.
2nd, construction efficiency is high and speed of application is fast.
3rd, used embedding anchor bolts construction mould is simple in structure, processing and fabricating is easy and input cost is low, processing
Quality is easy to ensure.
4th, used embedding anchor bolts construction mould is reasonable in design, including upper level board, lower horizontal board and more
A supporting item being supported between level board and lower horizontal board, has kept flat horizontal measurement ruler on upper level board or lower horizontal board；On
A upper bolt mounting holes group is provided with level board, a lower bolt mounting holes group, upper bolt mounting holes are provided with lower horizontal board
The quantity of included bolt mounting holes is identical with the quantity for the foundation bolt that need to construct in group and lower bolt mounting holes group, lower level
Plate bottom is fixed with shaped steel rod piece, and dismounting is easy, and installation is laid convenient.
5th, used embedding anchor bolts construction mould is easy to use and using effect is good, can it is easy, quickly into
The accurate installation of row, and the foundation bolt that be able to need to construct to one group is accurately positioned, it is ensured that the pre-buried position for the foundation bolt that need to construct
With pre-buried height.
6th, using effect is good and practical value is high, and energy is easy, is rapidly completed the pre- of steel building construction land tenure foot bolt
Work progress is buried, and can ensure that the pre-buried precision for the foundation bolt that need to construct, so as to accelerate the steel building construction period.
In conclusion the method for the present invention step is simple, design is reasonable and easy construction using effect is good, can be easy, quick
The Embedment Construction process of steel building construction land tenure foot bolt is completed, and energy is easy, quickly the foundation bolt that need to construct is carried out
It is accurately positioned, it is ensured that the pre-buried precision of foundation bolt.
Below by drawings and examples, technical scheme is described in further detail.
Brief description of the drawings
Fig. 1 is the method flow block diagram of the present invention.
Fig. 2 is the floor map of embedding anchor bolts construction mould of the present invention.
Fig. 3 is the elevational schematic view of embedding anchor bolts construction mould of the present invention.
Fig. 4 is holding state schematic diagram of the steel column of the present invention on the basis of reinforced concrete.
Description of reference numerals:
1-go up level board；2-lower horizontal board；3-supporting item；
4-cross tablet；5-level detection device；6-need to construct foundation bolt；
7-shaped steel rod piece；8-ceiling hammer；9-steel column；
10-billet；11-reinforced concrete foundation；12-interim fixing nut.
Embodiment
A kind of steel building construction land tenure foot bolt pre-embedded construction method as shown in Figure 1, steel building of constructing
Steel structure framework include more steel columns 9, each steel column 9 is supported on a reinforced concrete foundation 11,
Each 9 bottom of steel column is welded with one piece of billet 10 in horizontal layout, refers to Fig. 4；The billet 10
On multiple foundation bolts 6 that need to construct are installed, the billet 10 is fixed on reinforcing bar by multiple foundation bolts 6 that need to construct
In concrete foundation 11, multiple foundation bolts 6 that need to construct are the foundation bolt being embedded in reinforced concrete foundation 11,
Multiple foundation bolts 6 that need to construct form a pre-embedded bolt group that steel column 9 is fixed, the every steel column 9
It is fixed on by a pre-embedded bolt group on reinforced concrete foundation 11；All steel columns 9 in the steel structure framework
The pre-embedded construction method all same of the fixed pre-embedded bolt group；Embedment Construction is carried out to pre-embedded bolt group any one described
When, comprise the following steps：
Step 1: surveying setting-out：Treat that steel reinforcement cage set in reinforced concrete foundation 11 residing for the pre-embedded bolt group is tied up
Before carrying out concreting after the completion of bundle and to reinforced concrete foundation 11, to multiple need on reinforced concrete foundation 11
The pre-buried position of construction foundation bolt 6 and pre-buried height measure unwrapping wire respectively；
Step 2: mould is placed and foundation bolt is tentatively installed：According to surveying setting-out in step 1 draw it is multiple described in
Need to be constructed the pre-buried position of foundation bolt 6, and molding embedding anchor bolts construction mould will be pre-machined and be positioned in step 1
On the steel reinforcement cage；Multiple foundation bolts 6 that need to construct tentatively are installed again；
With reference to Fig. 2 and Fig. 3, the embedding anchor bolts construction mould includes upper level board 1, positioned at the upper lower section of level board 1
Lower horizontal board 2 and multiple supporting items 3 being supported between level board 1 and lower horizontal board 2, the upper level board 1 and lower water
Tablet 2 is in parallel laying and is fastenedly connected by multiple supporting items 3 therebetween；The upper level board 1 or lower water
Horizontal measurement ruler is kept flat on tablet 2, the horizontal measurement ruler includes cross tablet 4 and two level detection devices 5, the cross
Shape tablet 4 is formed by connecting by horizontal tablet with vertically flat, and the transverse direction tablet and the vertically flat are laid in same plane
Upper and the two perpendicular laying, two level detection devices 5 are laid in the horizontal tablet and the vertically flat respectively
On；A upper bolt mounting holes group is provided with the upper level board 1, a lower bolt mounting holes are provided with the lower horizontal board 2
Group, the structure snd size all same of the upper bolt mounting holes group and the lower bolt mounting holes group, the upper bolt mounting holes
Group is positioned at the surface of the lower bolt mounting holes group；Wrapped in the upper bolt mounting holes group and the lower bolt mounting holes group
Include the bolt mounting holes that multiple construction foundation bolts 6 of supply and demand respectively are installed, the upper bolt mounting holes group and the lower bolt peace
It is identical with the quantity for the foundation bolt 6 that need to construct to fill the quantity of bolt mounting holes included by Kong Zuzhong, multiple bolt installations
The installation position in hole is corresponded with the installation position of multiple foundation bolts 6 that need to construct respectively；The lower margin spiral shell that need to construct
Bolt 6 and upper 1 perpendicular laying of level board；2 bottom of lower horizontal board is fixed with shaped steel rod piece 7；
When tentatively being installed to the foundation bolt 6 that need to construct any one described, need to from top to bottom construct foundation bolt 6 from
The bolt mounting holes opened on upper level board 1 and lower horizontal board 2 are pierced by；
Step 3: first leveling：Leveling is carried out to embedding anchor bolts construction mould described in step 2, makes the lower margin
Bolt embedment construction mould is in horizontality, and the embedding anchor bolts are applied by two level detection devices 5
The horizontality of tool and mould is detected；Meanwhile the multiple lower margin spiral shells that need to construct drawn according to surveying setting-out in step 1
The pre-buried height of bolt 6, adjusts preliminary multiple setting height(from bottom)s that need to construct foundation bolt 6 that installation is complete in step 2
It is whole, by interim fixing nut 12 foundation bolt 6 that need to construct is carried out spacing after the completion of adjustment, make multiple lower margins that need to construct
Bolt 6 is connected as one with the embedding anchor bolts construction mould, and the interim fixing nut 12, which is installed on, needs construction ground
6 top of foot bolt；
Step 4: shaped steel rod piece is fixed：Using rod piece fixedly connected part, embedding anchor bolts described in step 3 are constructed
Shaped steel rod piece 7 in mould is fixed on described in step 1 on steel reinforcement cage；
Step 5: foundation bolt is fixed：Connector is fixed by bolts, by multiple lower margin spiral shells that need to construct in step 3
Bolt 6 is separately fixed at described in step 1 on steel reinforcement cage；
Step 6: mould is removed：Multiple fixing temporarily on foundation bolt 6 that need to construct are installed in dismantling step three
Nut 12, the embedding anchor bolts construction mould is taken out from the bottom to top；
Step 7: concreting：Concreting is carried out to reinforced concrete foundation 11 described in step 1, waits to be poured
After building concrete setting, the Embedment Construction process of pre-embedded bolt group described in step 1 is completed；
Step 8: step 1 is repeated several times to step 7, until complete to all steel columns 9 in the steel structure framework into
The Embedment Construction process of the fixed pre-embedded bolt group of row.
In the present embodiment, shaped steel rod piece 7 described in step 2 is by connecting bolt on lower horizontal board 2；In step 4
Bolt fixedly connected part is connection reinforcing bar described in the shaped steel rod piece and step 5；
When the fixation of shaped steel rod piece is carried out in step 4, the rod piece fixedly connected part and shaped steel rod piece 7 and the steel reinforcement cage
Between be fixedly connected using welding manner；
When foundation bolt fixation is carried out in step 5, the bolt fixedly connected part and the foundation bolt 6 and described of need to constructing
It is fixedly connected between steel reinforcement cage using welding manner.
In the present embodiment, after measuring unwrapping wire in step 1, multiple lower margins that need to construct that surveying setting-out is drawn
The pre-buried position of bolt 6 and pre-buried height are labeled on the steel reinforcement cage, the pre-buried height of multiple foundation bolts 6 that need to construct
All same is spent, the pre-buried height of the foundation bolt 6 that need to construct is the elevation of top of the foundation bolt 6 that need to construct；In the steel
When being labeled on muscle cage to the pre-buried height of the foundation bolt 6 that need to construct, below the elevation of top for the foundation bolt 6 that need to construct
The position of 20cm~30cm is labeled on the steel reinforcement cage.
In the present embodiment, multiple foundation bolts 6 that need to construct for being drawn in step 2 according to surveying setting-out in step 1
Pre-buried position, when molding embedding anchor bolts construction mould will be pre-machined being positioned over described in step 1 on steel reinforcement cage,
Multiple bolt mounting holes in the upper bolt mounting holes group are made to be located at multiple the pre- of foundation bolt 6 that need to construct respectively
Bury directly over position.
In the present embodiment, the quantity that construction foundation bolt 6 is needed included by pre-embedded bolt group described in step 1 is four,
Four foundation bolts 6 that need to construct are separately fixed on four apex angles of level board 1；
Upper level board 1 and lower horizontal board 2 described in step 2 are rectangular flat and the structure snd size all same of the two,
The upper level board 1 is located at the surface of lower horizontal board 2；
Embedding anchor bolts construction mould described in step 2 further include the ceiling hammer 8 for being fixed on 2 bottom of lower horizontal board, institute
State the underface that ceiling hammer 8 is located at lower horizontal board 2；
When measuring unwrapping wire in step 1, the center that the pre-embedded bolt group installs billet 10 is also needed to be surveyed
Measure unwrapping wire；
Molding embedding anchor bolts construction mould will be pre-machined in step 2 and be positioned over steel reinforcement cage described in step 1
When upper, the center of the billet 10 drawn according to surveying setting-out, carries out the embedding anchor bolts construction mould
Adjustment, makes ceiling hammer 8 be located at directly over the center for the billet 10 that surveying setting-out is drawn.
In the present embodiment, upper level board 1 and lower horizontal board 2 are bamboo slab rubber described in step 2.Also, the upper level
The thickness of plate 1 and lower horizontal board 2 is 20mm.
Thus, the upper level board 1 and lower horizontal board 2 have easy to process and cut, drilling is easy, mold weight is light,
The features such as site operation is quickly had bad luck.
During practice of construction, the upper level board 1 and lower horizontal board 2 can also use the tablet of other materials, such as plank.
In the present embodiment, the supporting item 3 is L-shaped supporting item.
Also, the supporting item 3 is the supporting item by two pieces of bamboo slab rubber machine-shaping.
In the present embodiment, upper level board 1 and lower horizontal board 2 described in step 2 be rectangular flat and the structure of the two and
Size all same.
Also, the quantity of the supporting item 3 is four, and four supporting items 3 are laid in four of lower horizontal board 2 respectively
On apex angle.
In the present embodiment, the spacing between the upper level board 1 and lower horizontal board 2 is 200mm~400mm.
During actual processing, the spacing between upper level board 1 and lower horizontal board 2 accordingly can be adjusted according to specific needs
It is whole.
In the present embodiment, the quantity of shaped steel rod piece described in step 27 for multiple tracks and its be in parallel laying, described in multiple tracks
Shaped steel rod piece 7 is laid in 2 bottom of lower horizontal board from left to right.
In actual use, multiple foundation bolts 6 that need to construct divide multiple rows of multiple row to be laid, the shaped steel rod piece 7
Quantity is identical with the columns of the foundation bolt 6 that need to construct.In actual use, each shaped steel rod piece 7 is one to cloth
The bottom locating piece that the multiple foundation bolts 6 that need to construct being located in same row are positioned.
Also, the vertical degree of the foundation bolt 6 that need to construct can be effectively ensured using shaped steel rod piece 7.
Meanwhile shaped steel rod piece 7 described in multiple tracks forms the support platform being supported to lower horizontal board 2, strengthen lower horizontal board 2
Rigidity.
In the present embodiment, the level detection device 5 is spirit level.
Meanwhile the embedding anchor bolts construction mould further includes the ceiling hammer 8 for being fixed on 2 bottom of lower horizontal board.
Also, the ceiling hammer 8 is located at the underface of lower horizontal board 2.
In the present embodiment, the shaped steel rod piece 7 and lower horizontal board 2 are in horizontal layout, and the shaped steel rod piece 7 is angle steel.Institute
It is equal leg angle to state angle steel.
In the present embodiment, the quantity of the foundation bolt 6 that need to construct is four, and four foundation bolts 6 that need to construct divide
It is not fixed on four vertex of a rectangle.
Also, as shown in figure 4, four foundation bolts 6 that need to construct are foundation bolt that steel column 9 is fixed,
9 bottom of steel column is welded with billet 10, and the billet 10 is in horizontal layout, four lower margin spiral shells that need to construct
Bolt 6 is installed on billet 10.
In the present embodiment, the billet 10 is rectangular steel plates, and four foundation bolts 6 that need to construct are separately mounted to institute
State on four apex angles of rectangular steel plates.
During practice of construction, the steel column 9 is supported on reinforced concrete foundation 11, in the reinforced concrete foundation 11
It is provided with steel reinforcement cage.
In the present embodiment, the structure and ruler of the structure snd size of the upper level board 1 and lower horizontal board 2 with billet 10
It is very little identical.
Also, multiple foundation bolts 6 that need to construct are in the installation site of upper level board 1 and lower horizontal board 2 and in steel pad
Installation site all same on plate 10.
In the present embodiment, the horizontal measurement ruler is lain against on level board 1.
The above, is only presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, it is every according to the present invention
Any simple modification, change and the equivalent structure change that technical spirit makees above example, still fall within skill of the present invention
In the protection domain of art scheme.
Claims (9)
- A kind of 1. steel building construction land tenure foot bolt pre-embedded construction method, it is characterised in that：Constructed steel building Steel structure framework includes more steel columns (9), and each steel column (9) is supported in a reinforced concrete foundation (11) On, each steel column (9) bottom is welded with one piece of billet (10) in horizontal layout；The billet (10) On multiple foundation bolts (6) that need to construct are installed, it is fixed that the billet (10) passes through multiple foundation bolts (6) that need to construct On reinforced concrete foundation (11), multiple foundation bolts (6) that need to construct are to be embedded in reinforced concrete foundation (11) Interior foundation bolt, multiple foundation bolts (6) that need to construct form a pre-embedded bolt that steel column (9) is fixed Group, the every steel column (9) are fixed on reinforced concrete foundation (11) by a pre-embedded bolt group；The steel The pre-embedded construction method all same of the fixed pre-embedded bolt group of all steel columns (9) in structural framework；To any one institute When stating pre-embedded bolt group progress Embedment Construction, comprise the following steps：Step 1: surveying setting-out：Treat steel reinforcement cage binding set in reinforced concrete foundation (11) residing for the pre-embedded bolt group After the completion of and before carrying out concreting to reinforced concrete foundation (11), to multiple described on reinforced concrete foundation (11) It need to construct the pre-buried position of foundation bolt (6) and pre-buried height measures unwrapping wire respectively；Step 2: mould is placed and foundation bolt is tentatively installed：Multiple described it need to be applied according to what surveying setting-out in step 1 was drawn The pre-buried position of building site foot bolt (6), will be pre-machined molding embedding anchor bolts construction mould and be positioned over institute in step 1 State on steel reinforcement cage；Multiple foundation bolts (6) that need to construct tentatively are installed again；The embedding anchor bolts construction mould includes upper level board (1), the lower horizontal board (2) below upper level board (1) And multiple supporting items (3) being supported between level board (1) and lower horizontal board (2), the upper level board (1) and lower horizontal board (2) in it is parallel laying and be fastenedly connected by multiple supporting items (3) therebetween；The upper level board (1) or under Horizontal measurement ruler has been kept flat on level board (2), the horizontal measurement ruler includes cross tablet (4) and two level detection devices (5), The cross tablet (4) is formed by connecting by horizontal tablet with vertically flat, and the transverse direction tablet and the vertically flat are laid At grade and the two perpendicular laying, two level detection devices (5) be laid in respectively the horizontal tablet and On the vertically flat；A upper bolt mounting holes group is provided with the upper level board (1), is provided with the lower horizontal board (2) One lower bolt mounting holes group, the structure snd size all same of the upper bolt mounting holes group and the lower bolt mounting holes group, The upper bolt mounting holes group is located at the surface of the lower bolt mounting holes group；The upper bolt mounting holes group and the lower spiral shell Include the bolt mounting holes of multiple installations of supply and demand construction foundation bolt (6) respectively, the upper bolt installation in bolt mounting hole group Quantity phase of the quantity of included bolt mounting holes with the foundation bolt (6) that need to construct in lower bolt mounting holes group described in Kong Zuhe Together, the installation position of multiple bolt mounting holes respectively with the installation positions of multiple foundation bolts (6) that need to construct one by one It is corresponding；Described need to construct foundation bolt (6) and upper level board (1) perpendicular laying；Lower horizontal board (2) bottom is fixed with type Steel rod elements (7)；When tentatively being installed to the foundation bolt (6) that need to construct any one described, need to from top to bottom construct foundation bolt (6) from The bolt mounting holes opened on upper level board (1) and lower horizontal board (2) are pierced by；Step 3: first leveling：Leveling is carried out to embedding anchor bolts construction mould described in step 2, makes the foundation bolt Embedment Construction mould is in horizontality, and is constructed by two level detection devices (5) to the embedding anchor bolts The horizontality of mould is detected；Meanwhile the multiple foundation bolts that need to construct drawn according to surveying setting-out in step 1 (6) pre-buried height, carries out the setting height(from bottom) of preliminary multiple foundation bolts (6) that need to construct that installation is complete in step 2 Adjustment, by interim fixing nut (12) carries out the foundation bolt (6) that need to construct spacing after the completion of adjustment, make multiple described need to apply Building site foot bolt (6) is connected as one with the embedding anchor bolts construction mould, interim fixing nut (12) installation On foundation bolt (6) top that need to construct；Step 4: shaped steel rod piece is fixed：Using rod piece fixedly connected part, by embedding anchor bolts construction mould described in step 3 In shaped steel rod piece (7) be fixed on described in step 1 on steel reinforcement cage；Step 5: foundation bolt is fixed：Connector is fixed by bolts, by multiple foundation bolts that need to construct in step 3 (6) it is separately fixed at described in step 1 on steel reinforcement cage；Step 6: mould is removed：Multiple interim fixed spiral shells that need to be constructed on foundation bolt (6) are installed in dismantling step three Female (12), the embedding anchor bolts construction mould is taken out from the bottom to top；Step 7: concreting：Concreting is carried out to reinforced concrete foundation described in step 1 (11), waits to be poured After concrete setting, the Embedment Construction process of pre-embedded bolt group described in step 1 is completed；Step 8: step 1 is repeated several times to step 7, until completing to carry out all steel columns (9) in the steel structure framework The Embedment Construction process of the fixed pre-embedded bolt group.
- A kind of 2. steel building construction land tenure foot bolt pre-embedded construction method described in accordance with the claim 1, it is characterised in that： Shaped steel rod piece (7) described in step 2 is by connecting bolt on lower horizontal board (2)；Shaped steel rod piece described in step 4 and step Bolt fixedly connected part described in rapid five is connection reinforcing bar；When carrying out shaped steel rod piece in step 4 and fixing, the rod piece fixedly connected part and shaped steel rod piece (7) and the steel reinforcement cage it Between be fixedly connected using welding manner；When foundation bolt fixation is carried out in step 5, the bolt fixedly connected part and need to construct foundation bolt (6) and the steel It is fixedly connected between muscle cage using welding manner.
- 3. according to a kind of steel building construction land tenure foot bolt pre-embedded construction method described in claim 1 or 2, its feature exists In：After unwrapping wire being measured in step 1, the pre-buried position for multiple foundation bolts (6) that need to construct that surveying setting-out is drawn It is labeled on the steel reinforcement cage with pre-buried height, the pre-buried height all same of multiple foundation bolts (6) that need to construct is described Need to construct foundation bolt (6) pre-buried height be foundation bolt (6) that need to construct elevation of top；To needing on the steel reinforcement cage The pre-buried height of construction foundation bolt (6) is when being labeled, by 20cm below the elevation of top for the foundation bolt (6) that need to construct~ The position of 30cm is labeled on the steel reinforcement cage.
- 4. according to a kind of steel building construction land tenure foot bolt pre-embedded construction method described in claim 1 or 2, its feature exists In：The pre-buried position of the multiple foundation bolts (6) that need to construct drawn in step 2 according to surveying setting-out in step 1, will be pre- When the embedding anchor bolts construction mould of first machine-shaping is positioned over described in step 1 on steel reinforcement cage, make the upper bolt installation Multiple bolt mounting holes of Kong Zuzhong are respectively directly over the pre-buried position of multiple foundation bolts (6) that need to construct.
- 5. according to a kind of steel building construction land tenure foot bolt pre-embedded construction method described in claim 1 or 2, its feature exists In：The included quantity for needing construction foundation bolt (6) is four in pre-embedded bolt group described in step 1, and four described to need to construct Foundation bolt (6) is separately fixed on four apex angles of level board (1)；Upper level board (1) and lower horizontal board (2) described in step 2 are rectangular flat and the structure snd size all same of the two, The upper level board (1) is located at the surface of lower horizontal board (2)；Embedding anchor bolts construction mould described in step 2 further include the ceiling hammer (8) for being fixed on lower horizontal board (2) bottom, institute State the underface that ceiling hammer (8) is located at lower horizontal board (2)；When measuring unwrapping wire in step 1, the center that the pre-embedded bolt group installs billet (10) is also needed to measure Unwrapping wire；When molding embedding anchor bolts construction mould will be pre-machined in step 2 being positioned over described in step 1 on steel reinforcement cage, The center of the billet (10) drawn according to surveying setting-out, adjusts the embedding anchor bolts construction mould It is whole, ceiling hammer (8) is located at directly over the center for the billet (10) that surveying setting-out is drawn.
- 6. according to a kind of steel building construction land tenure foot bolt pre-embedded construction method described in claim 1 or 2, its feature exists In：Upper level board (1) and lower horizontal board (2) are bamboo slab rubber described in step 2, and the supporting item (3) is L-shaped supporting item.
- 7. according to a kind of steel building construction land tenure foot bolt pre-embedded construction method described in claim 1 or 2, its feature exists In：Upper spacing between level board (1) and lower horizontal board (2) described in step 2 is 200mm~400mm.
- 8. according to a kind of steel building construction land tenure foot bolt pre-embedded construction method described in claim 1 or 2, its feature exists In：The quantity of shaped steel rod piece described in step 2 (7) for multiple tracks and its be in parallel laying, shaped steel rod piece (7) described in multiple tracks by Left-to-right is laid in lower horizontal board (2) bottom.
- 9. according to a kind of steel building construction land tenure foot bolt pre-embedded construction method described in claim 1 or 2, its feature exists In：Level detection device described in step 2 (5) is spirit level.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107190864A (en) * | 2017-05-22 | 2017-09-22 | 中国建筑第七工程局有限公司 | A kind of accurate pre-embedded construction method of steel construction foundation bolt |
| CN108708901B (en) * | 2018-06-21 | 2020-09-08 | 青岛新鲁同钢构有限公司 | Use method of anti-theft foundation bolt for iron tower |
| CN108867685A (en) * | 2018-07-20 | 2018-11-23 | 首钢水城钢铁(集团)赛德建设有限公司 | Pre-embedded bolt mounting process |
| CN112144873A (en) * | 2020-09-24 | 2020-12-29 | 中石化石油工程技术服务有限公司 | Circular track bolt pre-embedding method |
| CN112392152A (en) * | 2020-11-03 | 2021-02-23 | 中国华冶科工集团有限公司 | Embedding method of foundation bolt for unloading station support beam |
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Application publication date: 20161207 Assignee: Xixian New Area century pipe gallery construction management Co.,Ltd. Assignor: CHINA RAILWAY 20 BUREAU Group Corp. Contract record no.: X2022980004696 Denomination of invention: An embedded construction method of anchor bolt for steel structure building construction Granted publication date: 20180413 License type: Common License Record date: 20220424 |