CN108930360A - Exposed inversion reinforcing bar grout sleeve precast concrete column and construction method - Google Patents
Exposed inversion reinforcing bar grout sleeve precast concrete column and construction method Download PDFInfo
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- CN108930360A CN108930360A CN201810680207.6A CN201810680207A CN108930360A CN 108930360 A CN108930360 A CN 108930360A CN 201810680207 A CN201810680207 A CN 201810680207A CN 108930360 A CN108930360 A CN 108930360A
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- 239000011178 precast concrete Substances 0.000 title claims abstract description 72
- 239000011440 grout Substances 0.000 title claims abstract description 68
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 66
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 23
- 230000002787 reinforcement Effects 0.000 claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 239000004567 concrete Substances 0.000 claims description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 238000013461 design Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 235000013336 milk Nutrition 0.000 claims description 5
- 239000008267 milk Substances 0.000 claims description 5
- 210000004080 milk Anatomy 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 238000009408 flooring Methods 0.000 claims description 3
- 238000007569 slipcasting Methods 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 2
- 238000003860 storage Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 2
- 239000010410 layer Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- -1 mixing machine Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 208000004141 microcephaly Diseases 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention provides the exposed inversion reinforcing bar grout sleeve precast concrete column of one kind and construction method, exposed inversion reinforcing bar grout sleeve precast concrete column one end setting assembly tenon, the exposed screwed reinforcing bar in certain length end of the other end.The section of tenon is less than column section, and tenon size matches with half grouting reinforcement sleeve of inversion type single hole.Its construction method mainly includes precast concrete column production, the installation for being inverted reinforcing bar grout sleeve, installation interim diagonal brace, grouting, reinforced bar sleeve closing.The features such as half grouting reinforcement sleeve material of inversion type single port meets easy to process, purchase and storage, occupies little space, the embedded half exposed requirement of precast concrete out-hung panel half can be used, and it can achieve the wallboard requirement adaptable with main structure deformation, to avoid destruction of the component under geological process, quake-resistant safety performance is improved, inner wall surface finishing caused by protruding from inner wall surface because of wallboard support can also be reduced and occupy the larger effect for building use space.
Description
Technical field
The invention belongs to technical field of buildings, are related to a kind of exposed inversion reinforcing bar grout sleeve precast concrete column of assembled
And construction method.
Background technique
Currently, prefabricated concrete structure has become the trend of future architecture development, and country has put into effect assembled
Concrete construction application technology regulation, assembled architecture evaluation criterion and related matched national standard atlas, but assembling
In formula concrete frame structure, precast concrete column is as most important vertical applied force component, if being vertically not connected firmly appearance
Major safety risks easily occur.When prefabricated components are installed, pre-buried reinforcing bar grout sleeve is packed into from top to bottom and is reserved upwards
Vertical reinforcement, reinforcing bar can not check that the Grouted density in reinforcing bar grout sleeve is also not easy to check with grout sleeve position, fill
It starches work progress and does not have visual, Grouted density poor controllability.
Reinforcing bar grout sleeve involved in the above method is embedded in styletable in precast concrete column production in advance, specific to tie
Structure are as follows: with reinforcing bar in column using being threadedly coupled, major part opening is located at same sleeve microcephaly towards column bottom, the diplopore of side setting
Side is drawn from the side of column, and lower opening is grout hole, and upper hole is extravasating hole.
Often occur single or multiple sleeve grouting leakiness during prefabricated concrete column site operation, deposits
In biggish security risk；Meanwhile if you need to grouting construction quality testing, it is necessary to destructive processing is carried out, and treated knot
Structure can not restore.Therefore, in existing situation, when vertical supporting member is used for assembled architecture, broad masses are psychologically difficult
To receive, very big resistance is formed in wideling popularize for China for assembled architecture.
In order to avoid the uncompacted security risk of reinforced bar sleeve grouting that precast concrete frame column is vertically connected to form, originally
Invention combines the technical requirements of current designs specification, national standard and related atlas, create a kind of program is controllable, construction can
It is in the milk interconnection technique depending on the adjustable assembly concrete frame structure column reinforced bar sleeve in, reinforcement location scene.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of exposed inversion reinforcing bar grouting sets
Cylinder precast concrete column and construction method cannot be adjusted, operating process for solving reinforcing bar insertion sleeve portion in the prior art
The problem of being checked without visual, grouting quality inconvenience.
To achieve the above object, the present invention provides the exposed inversion reinforcing bar grout sleeve precast concrete column of one kind and construction party
Method, this method is applicable not only to circular columns, rectangular column could be applicable to polygon column and other Special-Shaped Columns.
Its BROAD SUMMARY includes: that precast concrete column, half grouting reinforcement sleeve of inversion type single hole, dedicated hoop tuype can
Adjustable column bottom metal form, template connection bolt, cement base material, mixing machine, air compressor, grouting equipment and measuring equipment
Deng composition；
The exposed inversion reinforcing bar grout sleeve precast concrete column, one end setting assembly tenon, the section of tenon is less than column
Section；Tenon size matches with half grouting reinforcement sleeve of inversion type single hole；The exposed certain length end of the column other end has spiral shell
The reinforcing bar of line.It is described assembly tenon periphery it is secondary pour after section be not less than precast concrete column section.
Preferably, assembled architecture precast concrete column is exposed falls to plant the reinforced bar sleeve method of falling plant exposed steel bar sleeve grouting side
The equipment grout sleeve of method is used using inversion type, specific structure are as follows:
One end of the half grouting reinforcement sleeve of inversion type single hole be tapered portion, side bottom be equipped with grout hole, sleeve it is another
End is joint bar mouth, and joint bar mouth is simultaneously observation panel.
Preferably, the dedicated hoop tuype of the assembled architecture precast concrete column method of falling plant exposed steel bar sleeve grouting method can
Adjustable column bottom metal form, comprising:
The fixed keyhole of metal form, template, bolt, rubber pad composition, specific structure are as follows:
The template is modular construction, is broadly divided into left template and right mould plate, left-right template junction is equipped with rubber pad, and adopts
Use bolt fastening；
The lower part of the left template and right mould plate is vertical exterior sheathing, and top is equipped with domatic grout groove.
Vertical exterior sheathing and domatic grout groove are integrally formed.
The direction of the vertical exterior sheathing is parallel with the centroidal line of column section.
There are spacing, its spacing 0.5- between the height of the vertical exterior sheathing and the bottom surface of precast concrete upper strata post
1.5cm。
The angle of the domatic grout groove and vertical exterior sheathing is in 30-50 degree.
The height of the domatic grout groove is higher than the bottom surface 2-3cm of precast concrete upper strata post.
The left template and right mould plate are equipped with template keyhole.
Precast concrete column specific production step is as follows:
1, according to precast concrete column design detail, particular manufacturing craft is prepared；
2, by design detail requirement in advance fall column Steel Reinforcing Bar Material, and to end carry out the processing of rib-stripped and rolled straight thread；
3, reinforcing bar binding is carried out according to prefabricated detail drawing；
4, the prefabricated post reinforcing bar that binding finishes is fixed in particular manufacturing craft and casting concrete, each exposed surface in junction is done
Frosting treatment；
5, natural curing or steam curing are selected according to the requirement of weather conditions, time of delivery；
6, after reaching prescribed strength, other work such as demoulding, snap the line, stacking, transport, lifting are carried out.
Having assembled, the connection method on flooring is as follows:
1, it is required according to construction drawing, pops up the axis of the proposed floor of building, the center line of component；
2, the protecting sleeve for thread of reinforcing bar upper end is removed；
3, single port inversion reinforcing bar grout sleeve is installed on corresponding screw thread steel, is located at reinforcing bar grout sleeve upper surface and sets
It counts on absolute altitude, and makes the grouting mouth of grout sleeve towards on the outside of column, reinforcing bar grout sleeve and column be interior, and to connect reinforcing bar coaxial；
4, gad is put into the quadrangle of quasi- hoisting column tenon position；
5, hoisting column, the exposed steel bar at column bottom are fully inserted into single port and are inverted in reinforcing bar grout sleeve；
6, the fixed precast concrete column of interim diagonal brace is installed；
7, gad and diagonal brace are adjusted, make the position line of column side on floor face the column center line of bullet be aligned, guarantee the mark of column
High and verticality meets related request；
8, using low-pressure grouting method from single port be inverted reinforcing bar grout sleeve grouting port inject strength cement-based grouting material, to grouting material with
The suitable for reading of grout sleeve concordantly can stop being in the milk, and it is real that all single port in tenon periphery are inverted reinforcing bars grouting set slip castings filling；
9, mounting post bottom hoop tuype template carries out secondary pouring material to tenon bottom gap and periphery；
10, after the secondary material poured reaches respective strengths, column bottom hoop tuype template is removed, the extra material of domatic grout groove is cut
It removes；Carry out next procedure.
As described above, the invention has the following advantages:
It is that can achieve the prefabricated post of assembly concrete frame structure using this technology perpendicular using the positive effect of the present invention
To when connection, the relative position of reinforcing bar and half grouting reinforcement sleeve be may be adjusted to closer to concentric, reinforced bar sleeve grouting journey
Sequence is visual, controllable, and grouting material does not waste when perfusion, and grouting quality is ensured, to accomplish assembly concrete frame structure
It is highly-safe in cast-in-place concrete frame structure.Precast concrete column used in invention removes the accurate positionin that carry out reinforcing bar
Outside, also the stirrup of connecting portion is reserved, aggregate exposure processing is carried out to concrete joint face.Inversion type single hole half fills
Slurry reinforced bar sleeve is different from the pre-buried mode of traditional prefabricated concrete structure, is lifted and is advanced using upper layer precast concrete column
Row is tightened by hand and vertical and horizontal direction three-dimensional correction, can be directly pre- by upper layer after precast concrete column lifting in upper layer is in place
In the vertical reinforcement insertion reinforcing bar grout sleeve at concrete column bottom processed, the level and vertical elevation of upper strata post are adjusted, is then used
Bearing diagonal is fixed temporarily, and pours into strength cement-based grouting material one by one in reinforcing bar grout sleeve, until completing.Inversion type single port half is in the milk
The features such as reinforced bar sleeve material meets easy to process, purchase and storage, occupies little space it can use precast concrete out-hung panel half
Embedded half exposed requirement, and can achieve the wallboard requirement adaptable with main structure deformation, to avoid component in earthquake
Destruction under effect improves quake-resistant safety performance, can also reduce inner wall surface caused by protruding from inner wall surface because of wallboard support and fill
Repair the effect for occupying larger building use space.
It the use of the positive effect of the present invention is the mould done for prefabricated assembled concrete frame column bottom connection back-grouting
The template of block has visuality in template with prefabricated assembled concrete column convenient for fixing when grouting, have when practical compared with
Strong specific aim can also improve the number of turnover of template.
Detailed description of the invention
Fig. 1 is shown as floor level column connection front view of the invention.
Fig. 2 is shown as column underneath side elevation view of the invention.
Fig. 3 is shown as square column column bottom front view of the invention.
Fig. 4 is shown as cylinder column bottom front view of the invention.
Fig. 5 is shown as shaft cross-sectional view of the invention.
Fig. 6 is shown as half grouting reinforcement sleeve of inversion type single hole of the invention.
Fig. 7 is shown as the perspective view of precast concrete column of the present invention.
Fig. 8 is shown as the perspective view of another embodiment of the present invention cylinder precast concrete column.
Fig. 9 is shown as the structural schematic diagram of the dedicated adjustable segmented column down payment category template of hoop tuype of the present invention.
Label declaration
1 it is precast concrete upper strata post, 2 be exposed core, 3 be precast concrete upper strata post bottom reinforcement bars, 4 is inversion type single hole
Half grouting reinforcement sleeve, 5 be gad, 6 be precast concrete lower floor's post exposed steel bar, 7 be concrete floorslab, 8 be overlapping
Beam, 9 be precast concrete lower floor's post, 10 be the pre-buried screw shell in column bottom, 11 be stirrup, 12 be injected hole, 13 be joint bar mouth,
14 be tenon.
15 be left template, 16 be right mould plate, 17 be bolt, 18 be rubber pad, 19 vertical exterior sheathings, 20 be domatic grouting
Slot.
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
Fig. 1 is please referred to Fig. 9.It should be noted that diagram provided in the present embodiment only illustrates this in a schematic way
The basic conception of invention, only shown in schema then with related component in the present invention rather than package count when according to actual implementation
Mesh, shape and size are drawn, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind, and its
Assembly layout kenel may also be increasingly complex.
Embodiment 1
It is further illustrated so that precast concrete column is rectangular column as an example.
The present invention provides the exposed inversion reinforcing bar grout sleeve precast concrete column of one kind and construction method, this method are mainly sent out
Bright content includes: precast concrete column, half grouting reinforcement sleeve of inversion type single hole, dedicated hoop tuype is adjustable segmented column down payment category mould
The compositions such as plate, template connection bolt, cement base material, mixing machine, air compressor, grouting equipment and measuring equipment；
The exposed inversion reinforcing bar grout sleeve precast concrete column, the structure of precast concrete column are rectangular configuration, one end
Setting assembly tenon, the section of tenon are less than column section；Tenon size matches with half grouting reinforcement sleeve of inversion type single hole；Column
The exposed screwed reinforcing bar in certain length end of the other end.It is described assembly tenon periphery it is secondary pour after section be not less than
The section of precast concrete column.
With the directional reference of Fig. 1, precast concrete column includes precast concrete upper strata post and precast concrete lower floor's post；In advance
The lower section of concrete upper strata post processed is tenon, and the section of tenon is less than concrete upper layer processed column section；Precast concrete lower layer
Column and composite beam assemble；The top of precast concrete lower floor's post is concrete floorslab.
The column bottom of the precast concrete upper strata post is equipped with precast concrete upper strata post bottom reinforcement bars.
The upper surface of described precast concrete lower floor's post is equipped with precast concrete lower floor's post exposed steel bar, and end is covered
Silk.
The concrete floorslab after setting gad with tenon by forming at a distance from 2cm.
The column bottom of the precast concrete lower floor's post is equipped with pre-buried screw shell.
The periphery of the tenon is equipped with exposed core, and specifically, the periphery of tenon is equipped with stirrup and inversion type single hole half
Grouting reinforcement sleeve.
Preferably, assembled architecture precast concrete column is exposed falls to plant the reinforced bar sleeve method of falling plant exposed steel bar sleeve grouting side
The equipment grout sleeve of method is used using inversion type, and specifically for tapered portion in lower section, cylindrical structure is specific to tie above
Structure are as follows:
One end of the half grouting reinforcement sleeve of inversion type single hole be tapered portion, side bottom be equipped with grout hole, sleeve it is another
End is joint bar mouth, and joint bar mouth is simultaneously observation panel.
Preferably, the dedicated hoop tuype of the assembled architecture precast concrete column method of falling plant exposed steel bar sleeve grouting method can
Adjustable column bottom metal form, comprising:
The fixed keyhole of metal form, template, bolt, rubber pad composition, specific structure are as follows:
The template is modular construction, is broadly divided into left template and right mould plate, left-right template junction is equipped with rubber pad, and adopts
Use bolt fastening；
The lower part of the left template and right mould plate is vertical exterior sheathing, and top is equipped with domatic grout groove.
Vertical exterior sheathing and domatic grout groove are integrally formed.
The direction of the vertical exterior sheathing is parallel with the centroidal line of column section.
There are spacing, its spacing 1cm between the height of the vertical exterior sheathing and the bottom surface of precast concrete upper strata post.
The angle of the domatic grout groove and vertical exterior sheathing is in 40 degree.
The height of the domatic grout groove is higher than the bottom surface 2.5cm of precast concrete upper strata post.
The left template and right mould plate are equipped with template keyhole.
Precast concrete column specific production step is as follows:
1, precast concrete column design detail is decomposed, particular manufacturing craft is prepared；
2, it is required to connect end reinforced progress rib-stripped and rolled straight thread processing to reserved column top according to design detail；
3, column lower end reinforcing steel bars exposed, protruded length and position should meet corresponding reinforcing bar grout sleeve depth, protective layer thickness
Related request；
4, it is removing outside size required for reinforcing bar grout sleeve, the core space concrete that column lower end vertical reinforcement is surrounded should be with
Shaft pours together, and each exposed surface does keyway or frosting treatment to increase gluing between back-grouting concrete at this
Tie power；
5, it checks whether the position of exposed steel bar, length require to be consistent with design detail, if not being consistent, is adjusted in time；
6, the casting concrete in mold, strength grade of concrete should meet design requirement；
7, natural curing or steam curing are selected according to the requirement of weather conditions, time of delivery；
8, after reaching design strength, other work such as demoulding, snap the line, stacking, transport, lifting are carried out.
Having assembled, the connection method on flooring is as follows:
1, it is required according to construction drawing, pops up the axis of the proposed floor of building, the center line of component；
2, the protecting sleeve for thread of reinforcing bar upper end is removed；
3, single port inversion reinforcing bar grout sleeve is connected on corresponding screw thread steel, reinforcing bar grout sleeve upper surface is made to be in same
On one horizontal absolute altitude, and make the grouting mouth of grout sleeve towards column outside, reinforcing bar grout sleeve and horizontal plane；
4, gad is put into the quadrangle of quasi- hoisting column tenon position；
5, hoisting column makes the exposed steel bar at column bottom be fully inserted into single port and is inverted in reinforcing bar grout sleeve；
6, the fixed precast concrete column of interim diagonal brace is installed；
7, gad and diagonal brace are adjusted, make the center line of column side on floor face the column center line of bullet be aligned, guarantee the mark of column
High and verticality meets construction requirement；
8, the cement base high-strength grouting modulated is injected from the grouting port that single port is inverted reinforcing bar grout sleeve using low-pressure grouting method
Material can stop being in the milk to the suitable for reading concordant of grouting material and grout sleeve, and all single port in tenon periphery are inverted reinforcing bars grouting and are covered
Slip casting fills real；
9, mounting post bottom hoop tuype template carries out final grouting material to tenon and periphery；
10, after the secondary material poured reaches respective strengths, column bottom hoop tuype template is removed, the extra material of domatic grout groove is cut
It removes；Carry out next procedure.
Embodiment 2
Difference from example 1 is that concrete column processed is cylinder.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (15)
1. a kind of exposed inversion reinforcing bar grout sleeve precast concrete column, which is characterized in that exposed inversion reinforcing bar grout sleeve is pre-
Setting assembly tenon in concrete column one end processed, the exposed screwed reinforcing bar in certain length end of the other end.
2. exposed inversion reinforcing bar grout sleeve precast concrete column according to claim 1, which is characterized in that tenon is cut
Face is less than column section；Tenon size matches with half grouting reinforcement sleeve of inversion type single hole.
3. exposed inversion reinforcing bar grout sleeve precast concrete column according to claim 1, which is characterized in that the assembly
Tenon periphery it is secondary pour after section be not less than precast concrete column section.
4. a kind of exposed construction method for being inverted reinforcing bar grout sleeve precast concrete column, which is characterized in that assembling flooring
On construction method it is as follows:
A, it is required according to construction drawing, pops up the axis of the proposed floor of building, the center line of component；
B, the protecting sleeve for thread of reinforcing bar upper end is removed；
C, single port inversion reinforcing bar grout sleeve is installed on corresponding screw thread steel, is located at reinforcing bar grout sleeve upper surface and sets
It counts on absolute altitude, and makes the grouting mouth of grout sleeve towards on the outside of column, reinforcing bar grout sleeve and column be interior, and to connect reinforcing bar coaxial；
D, gad is put into the quadrangle of quasi- hoisting column tenon position；
E, hoisting column, the exposed steel bar at column bottom are fully inserted into single port and are inverted in reinforcing bar grout sleeve；
F, the fixed precast concrete column of interim diagonal brace is installed；
G, gad and diagonal brace are adjusted, make the position line of column side on floor face the column center line of bullet be aligned, guarantee the mark of column
High and verticality meets related request；
H, using low-pressure grouting method from single port be inverted reinforcing bar grout sleeve grouting port inject strength cement-based grouting material, to grouting material with
The suitable for reading of grout sleeve concordantly can stop being in the milk, and it is real that all single port in tenon periphery are inverted reinforcing bars grouting set slip castings filling；
I, mounting post bottom hoop tuype template carries out secondary pouring material to tenon bottom gap and periphery；
J, after the secondary material poured reaches respective strengths, column bottom hoop tuype template is removed, the extra material of domatic grout groove is cut
It removes；Carry out next procedure.
5. a kind of exposed production method for being inverted reinforcing bar grout sleeve precast concrete column, which is characterized in that precast concrete column
Specific production step is as follows:
A, according to precast concrete column design detail, particular manufacturing craft is prepared；
B, by design detail requirement in advance fall column Steel Reinforcing Bar Material, and to end carry out the processing of rib-stripped and rolled straight thread；
C, reinforcing bar binding is carried out according to prefabricated detail drawing；
D, the prefabricated post reinforcing bar that binding finishes is fixed in particular manufacturing craft and casting concrete, each exposed surface in junction is done
Frosting treatment；
E, natural curing or steam curing are selected according to the requirement of weather conditions, time of delivery；
F, after reaching prescribed strength, other work such as demoulding, snap the line, stacking, transport, lifting are carried out.
6. according to the exposed construction method for being inverted reinforcing bar grout sleeve precast concrete column of one kind described in right 4, feature exists
In the exposed equipment for being inverted reinforced bar sleeve grouting method of assembled architecture precast concrete column is half grouting reinforcement of inversion type single hole
Sleeve uses inversion type to use, specific structure are as follows:
One end of the half grouting reinforcement sleeve of inversion type single hole be tapered portion, side bottom be equipped with grout hole, sleeve it is another
End is joint bar mouth.
7. according to the exposed construction method for being inverted reinforcing bar grout sleeve precast concrete column of one kind described in right 6, feature exists
In joint bar mouth is simultaneously observation panel.
8. according to the exposed construction method for being inverted reinforcing bar grout sleeve precast concrete column of one kind described in right 4, feature exists
In the exposed construction method for being inverted reinforcing bar grout sleeve precast concrete column of assembled further includes dedicated templates, and the template is by gold
Belong to the fixed keyhole of template, template, bolt, rubber pad composition, specific structure are as follows:
Preferably, the dedicated hoop tuype of the assembled architecture precast concrete column method of falling plant exposed steel bar sleeve grouting method is adjustable
Column bottom metal form, comprising:
The fixed keyhole of metal form, template, bolt, rubber pad composition, specific structure are as follows:
The template is modular construction, is broadly divided into left template and right mould plate, left-right template junction is equipped with rubber pad, and adopts
Use bolt fastening.
9. the adjustable segmented column down payment category template of dedicated hoop tuype according to claim 8, which is characterized in that the left template and
The lower part of right mould plate is vertical exterior sheathing, and top is equipped with domatic grout groove.
10. the adjustable segmented column down payment category template of dedicated hoop tuype according to claim 9, which is characterized in that vertical exterior sheathing
It is integrally formed with domatic grout groove.
11. the adjustable segmented column down payment category template of dedicated hoop tuype according to claim 9, which is characterized in that described vertical outer
The direction of template and the centroidal line of column section are parallel.
12. the adjustable segmented column down payment category template of dedicated hoop tuype according to claim 9, which is characterized in that described vertical outer
There are spacing, its spacing 0.5-1.5cm between the height of template and the bottom surface of precast concrete upper strata post.
13. the adjustable segmented column down payment category template of dedicated hoop tuype according to claim 9, which is characterized in that the domatic fills
The angle of stock tank and vertical exterior sheathing is in 30-50 degree.
14. the adjustable segmented column down payment category template of dedicated hoop tuype according to claim 9, which is characterized in that the domatic fills
The height of stock tank is higher than the bottom surface 2-3cm of precast concrete upper strata post.
15. the adjustable segmented column down payment category template of dedicated hoop tuype according to claim 8, which is characterized in that the left template
Template keyhole is equipped with right mould plate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810405354 | 2018-04-29 | ||
| CN2018104053542 | 2018-04-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403458A (en) * | 2018-12-18 | 2019-03-01 | 有利华建材(惠州)有限公司 | Novel pre-fabricated one |
| CN109537884A (en) * | 2018-12-25 | 2019-03-29 | 上海建工二建集团有限公司 | Construction method of precast concrete column and post-cast section supporting device thereof |
| CN110145070A (en) * | 2019-05-13 | 2019-08-20 | 悉地国际设计顾问（深圳）有限公司 | A kind of prefabricated column assembly and its construction method |
| CN111231100A (en) * | 2020-01-20 | 2020-06-05 | 江苏博森建筑设计有限公司 | Grouting groove type connecting structure for prefabricated column and grouting groove forming die |
| CN111441536A (en) * | 2020-03-25 | 2020-07-24 | 河海大学 | Tenon-and-mortise assembly type semi-hollow grouting sleeve and connecting method thereof |
| CN111549976A (en) * | 2020-05-19 | 2020-08-18 | 常虹 | Novel precast concrete frame column and mounting method |
| CN111945875A (en) * | 2020-09-01 | 2020-11-17 | 惠州市德信建设工程有限公司 | A assembled building frame for in construction |
| CN113187101A (en) * | 2021-04-30 | 2021-07-30 | 广东省工业设备安装有限公司 | Inverted-inserting type secondary grouting construction method for prefabricated column and cast-in-place concrete structure sleeve |
| CN113187100A (en) * | 2021-04-30 | 2021-07-30 | 广东省工业设备安装有限公司 | Inverted-inserting type one-step grouting construction method for prefabricated column and cast-in-place concrete structure sleeve |
| CN113216510A (en) * | 2021-03-04 | 2021-08-06 | 北京工业大学 | Grouting sleeve connection assembly type concrete member with ECC pipe |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0649657U (en) * | 1992-12-15 | 1994-07-08 | 株式会社フジタ | Formwork equipment for precast reinforced concrete column joints |
| CN104264787A (en) * | 2014-09-12 | 2015-01-07 | 中国中建设计集团有限公司 | Prefabricated concrete member, assembled concrete member and fabricating method through straight thread and nut locking anchor grouting sleeve connection |
| CN104563299A (en) * | 2015-01-15 | 2015-04-29 | 建研科技股份有限公司 | reinforced concrete prefabricated component and mounting method |
| CN104563397A (en) * | 2014-12-24 | 2015-04-29 | 中国建筑股份有限公司 | Extrusion semi-grouting reinforcement sleeve, connecting structure and construction method thereof |
| CN105133795A (en) * | 2015-05-28 | 2015-12-09 | 山东万斯达建筑科技股份有限公司 | Variable-diameter half grouting sleeve and construction method thereof |
| CN105350641A (en) * | 2015-11-20 | 2016-02-24 | 上海建工五建集团有限公司 | Frame column connecting node suitable for prefabricating and assembling building, and construction process thereof |
| CN208777557U (en) * | 2018-04-29 | 2019-04-23 | 山东德建集团有限公司 | Exposed inversion reinforcing bar grout sleeve precast concrete column |
-
2018
- 2018-06-27 CN CN201810680207.6A patent/CN108930360A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0649657U (en) * | 1992-12-15 | 1994-07-08 | 株式会社フジタ | Formwork equipment for precast reinforced concrete column joints |
| CN104264787A (en) * | 2014-09-12 | 2015-01-07 | 中国中建设计集团有限公司 | Prefabricated concrete member, assembled concrete member and fabricating method through straight thread and nut locking anchor grouting sleeve connection |
| CN104563397A (en) * | 2014-12-24 | 2015-04-29 | 中国建筑股份有限公司 | Extrusion semi-grouting reinforcement sleeve, connecting structure and construction method thereof |
| CN104563299A (en) * | 2015-01-15 | 2015-04-29 | 建研科技股份有限公司 | reinforced concrete prefabricated component and mounting method |
| CN105133795A (en) * | 2015-05-28 | 2015-12-09 | 山东万斯达建筑科技股份有限公司 | Variable-diameter half grouting sleeve and construction method thereof |
| CN105350641A (en) * | 2015-11-20 | 2016-02-24 | 上海建工五建集团有限公司 | Frame column connecting node suitable for prefabricating and assembling building, and construction process thereof |
| CN208777557U (en) * | 2018-04-29 | 2019-04-23 | 山东德建集团有限公司 | Exposed inversion reinforcing bar grout sleeve precast concrete column |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403458A (en) * | 2018-12-18 | 2019-03-01 | 有利华建材(惠州)有限公司 | Novel pre-fabricated one |
| CN109537884A (en) * | 2018-12-25 | 2019-03-29 | 上海建工二建集团有限公司 | Construction method of precast concrete column and post-cast section supporting device thereof |
| CN110145070A (en) * | 2019-05-13 | 2019-08-20 | 悉地国际设计顾问（深圳）有限公司 | A kind of prefabricated column assembly and its construction method |
| CN111231100A (en) * | 2020-01-20 | 2020-06-05 | 江苏博森建筑设计有限公司 | Grouting groove type connecting structure for prefabricated column and grouting groove forming die |
| CN111441536A (en) * | 2020-03-25 | 2020-07-24 | 河海大学 | Tenon-and-mortise assembly type semi-hollow grouting sleeve and connecting method thereof |
| CN111549976A (en) * | 2020-05-19 | 2020-08-18 | 常虹 | Novel precast concrete frame column and mounting method |
| CN111945875A (en) * | 2020-09-01 | 2020-11-17 | 惠州市德信建设工程有限公司 | A assembled building frame for in construction |
| CN111945875B (en) * | 2020-09-01 | 2022-03-08 | 惠州市德信建设工程有限公司 | A assembled building frame for in construction |
| CN113216510A (en) * | 2021-03-04 | 2021-08-06 | 北京工业大学 | Grouting sleeve connection assembly type concrete member with ECC pipe |
| CN113187101A (en) * | 2021-04-30 | 2021-07-30 | 广东省工业设备安装有限公司 | Inverted-inserting type secondary grouting construction method for prefabricated column and cast-in-place concrete structure sleeve |
| CN113187100A (en) * | 2021-04-30 | 2021-07-30 | 广东省工业设备安装有限公司 | Inverted-inserting type one-step grouting construction method for prefabricated column and cast-in-place concrete structure sleeve |
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Address after: 253000 Dejian building, East Sanba Road, Dezhou Economic Development Zone, Shandong Province Applicant after: Shandong Expressway Dejian Group Co.,Ltd. Address before: 253000 Dejian building, East Sanba Road, Dezhou Economic Development Zone, Shandong Province Applicant before: SHANDONG DEJIAN GROUP Co.,Ltd. |
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Application publication date: 20181204 |