CN207739438U - A kind of strip frame precast reinforced concrete shear wall structure - Google Patents
A kind of strip frame precast reinforced concrete shear wall structure Download PDFInfo
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- CN207739438U CN207739438U CN201721784833.7U CN201721784833U CN207739438U CN 207739438 U CN207739438 U CN 207739438U CN 201721784833 U CN201721784833 U CN 201721784833U CN 207739438 U CN207739438 U CN 207739438U
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- shear wall
- reinforced concrete
- wall structure
- strip frame
- concrete shear
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Abstract
The utility model discloses a kind of strip frame precast reinforced concrete shear wall structure, mounting hole is provided on the upper end of the strip frame precast reinforced concrete shear wall structure or the end cross rail outer edge of a wing of lower end；The one end for not setting crossbeam is provided with Half Beam connecting seat, and mounting hole is also equipped on the Half Beam connecting seat, corresponding with the position of mounting hole on the end cross rail outer edge of a wing；Precast concrete place corresponding with the position of mounting hole on the cross rail outer edge of a wing of end is provided with the technology groove of installation bolt or nut.The utility model strip frame precast reinforced concrete shear wall structure prefabrication degree is high, and situ wet operation is few.Use full bolt connecting mode, site operation speed fast between assembled steel reinforced concrete shear walls and with periphery girder steel.Anti-seismic performance is good, is applicable to high earthquake intensity area, and structure maxi-mum height is big.
Description
Technical field
The utility model is related to construction engineering technical fields more particularly to a kind of strip frame prefabricated reinforced concrete to shear
Wall construction and its preparation and construction method.
Background technology
In China's residential housing, cast-in-situ steel reinforced concrete Shear Wall Residential structure is widely applied.Cast in place reinforced bar
Concrete shear wall structure house has：（1）Structure is integrated with going along with sb. to guard him, and shear wall, which had not only been used as structural elements but also had been used as, goes along with sb. to guard him structure
Part；（2）Structure with it is heat insulation integrated, concrete itself is thermal inertia material, good heat insulating；（3）Structure and protection integrated,
Reinforcing bar is coated in concrete, is prevented fires without anti-corrosion, and non-maintaining.（4）Structure with it is decoration integrated, concrete can be directly as
Architectural surface uses.（5）Good economy performance, the rigidity of structure are big.（6）Using effect is good, and indoor not head beam reveals column.（7）Soundproof effect
It is good.Etc. various comprehensive advantages.But cast-in-situ steel reinforced concrete shear wall structure house there are still：Situ wet operation is more, assembly
Change degree is not high, the wasting of resources, environmental pollution, can not achieve the deficiencies of four sections, one environmental protection, does not meet building industry modernization
Growth requirement.
Precast reinforced concrete shear wall structural system have prefabrication, assembled in situ construction, the wasting of resources few and
The advantages such as environmental pollution is small, but there are still join domain quantity that more, node connects for precast reinforced concrete shear wall structural system
Meet the deficiencies of inconvenient, situ wet operation is more, construction efficiency is not high, of high cost.Reinforcing bar in precast reinforced concrete shear wall structure
It is connected frequently with grout sleeve, this kind of connection type is higher to precast reinforced concrete shear wall requirement on machining accuracy, reinforcing bar position
Slightly deviation is set, live reinforcing bar will be difficult to penetrate in sleeve；Simultaneously because shear force wall reinforcing steel bar quantity is more, and it is working at height,
The centering of levels precast reinforced concrete shear wall and bar connecting site operation difficulty are larger；Lower layer's prefabricated reinforced concrete is cut
Power wall reinforcing bar is overhanging to be penetrated after upper layer precast reinforced concrete shear wall reserves sleeve, it is also necessary to high-strength grouting be perfused in sleeve
Material, since the process is mostly common rural migrant worker for concealed work and execute-in-place worker, the construction quality of reinforced bar sleeve grouting is difficult
To ensure, it is difficult to remedy having pinpointed the problems, there are some potential safety problemss.
Therefore, it develops with factorial praluction, the full assembled in scene connects, jointing quantity is few, construction efficiency is high, warp
The technology that the novel fabricated shear wall structural system for the comprehensive advantages such as Ji property is good becomes those skilled in the art's urgent need to resolve is difficult
Topic.
Utility model content
The purpose of this utility model is to provide a kind of structure novel uniqueness, easy to use, and can effectively avoid scene
Wet construction is more, construction efficiency is not high, of high cost and reinforcing bar grout sleeve connection site operation difficulty is larger, quality is not easy to ensure
And the strip frame precast reinforced concrete shear wall structure of the problems such as of high cost, it is a kind of building structural element；Particular technique
Scheme is：
A kind of strip frame precast reinforced concrete shear wall structure, including bar construction and precast concrete；Reinforcing bar knot
Structure includes the vertical reinforcement of horizontal distribution and the horizontal reinforcement of genesis analysis；The strip frame prefabricated reinforced concrete shearing
The height of wall construction is higher than high from level to level；The bar construction further includes several crossbeams and several columns；The crossbeam and
The column is made of shaped steel；The top surface of crossbeam is consistent with the floor height of floor；The left and right end portions of the horizontal reinforcement point
It is not welded on the inside edge of a wing between two columns；The precast concrete subsection setup, the corresponding position per floor plate are set
It is equipped with cast and reserves section；Precast concrete is arranged between the inside edge of a wing between two columns；The bar construction is in each layer
Cast between precast concrete is reserved to be continued through in section；The strip frame precast reinforced concrete shear wall structure it is upper
The end of end and lower end is both provided with Half Beam connecting seat.
Further, the cast reserves the height of section no more than this floor plate thickness.
Further, the height of the Half Beam connecting seat is 150mm~300mm.
Further, the thickness of the precast concrete is identical as the crossbeam and the column cross-sectional width.
The utility model additionally provides the preparation method of above-mentioned strip frame precast reinforced concrete shear wall structure, including
Following steps：
1）In factory, crossbeam made of shaped steel and column are welded into steel framework, the both ends of the steel framework are both provided with Half Beam
Connecting seat；
2）Steel framework is placed in die station；Horizontal reinforcement, vertical reinforcement are fixed on the steel framework；By the both ends of horizontal reinforcement
It is respectively welded on the inside flange plate between two columns, the both ends of the vertical reinforcement is respectively welded at column two
On the pedestal of the Half Beam connecting seat at end；
3）The corresponding position per floor plate is provided with cast and reserves section；Concrete is poured into a mould between two columns, is poured
It vibrates while building；
4）Concrete curing is carried out after the completion of pouring.
Further, the step 1）In further include welding ribbed stiffener between the column edge of a wing of bean column node region.
The invention also discloses the installation methods of above-mentioned strip frame precast reinforced concrete shear wall structure, including
Following steps：
1）Next layer of strip frame precast reinforced concrete shear wall structure is installed；It is fixed with temporary support, by strip edge
The column of frame precast reinforced concrete shear wall structure is attached with periphery girder steel；
2）Each horizontal floor of layer in next layer of strip frame precast reinforced concrete shear wall structure is installed, is set gradually each
The horizontal floor bar of layer；
3）It pours into a mould each floor plate overlapping layer concrete and section is reserved in cast；
4）By the Half Beam connecting seat connection between upper layer and lower layer strip frame precast reinforced concrete shear wall structure；
5）By the column of upper and lower layer strip frame precast reinforced concrete shear wall structure week with junction height respectively
Side girder steel is attached；By the column by last layer strip frame precast reinforced concrete shear wall structure and periphery girder steel
It is attached；
6）Each horizontal precast floor slab of layer in last layer strip frame precast reinforced concrete shear wall structure is installed, water is set
Flat floor reinforcing bar；
7）It pours into a mould Concrete Filled floor and section is reserved in cast；
Repeat step 1）To step 7）, until all layers of strip frame precast reinforced concrete shear wall structure have been respectively mounted
Finish.
Further, the periphery girder steel and the steel column of strip frame precast reinforced concrete shear wall structure pass through high-strength
Spend bolted end-plate connection.
The utility model is realized using steel frame as the skeleton of load-bearing when construction using multiple depth of structural layer as one
A prefabricated unit greatly reduces the quantity of jointing, can greatly improve construction efficiency.Levels steel reinforced concrete shears
It is difficult to avoid the existing site operation of reinforced bar sleeve grouting connection by Half Beam connecting seat high strength exploitation for reinforcing bar in wall
Degree is big, quality is not easy guarantee and disadvantage of high cost.The utility model steel reinforced concrete shear walls structural seismic performance is good, can fit
For highly seismic region, structure maxi-mum height is big.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model strip frame precast reinforced concrete shear wall structure；
Fig. 2 is the internal structure schematic diagram of the utility model strip frame precast reinforced concrete shear wall structure；
Fig. 3 is the internal structure schematic diagram of upper interconnecting piece；
Fig. 4 is the internal structure schematic diagram of lower interconnecting piece；
Fig. 5 is the assembling schematic diagram of strip frame precast reinforced concrete shear wall structure.
In figure：1, gooseneck；2, steel column；3, horizontal reinforcement；4, vertical reinforcement；5, Half Beam connecting seat；5-1, connection add
Strength rib；7, concrete；8, junction steel plate；9, periphery girder steel；A, upper layer shear wall structure；B, lower layer's shear wall structure.
Specific implementation mode
The utility model is made a more thorough explanation below with embodiment.The utility model can be presented as it is a variety of not
Same form, should not be construed as limited to the exemplary embodiments described herein.
The spatially relative terms such as "upper", "lower" " left side " " right side " can be used herein for ease of explanation, for saying
Relationship of the elements or features relative to another elements or features shown in bright figure.It should be understood that in addition in figure
Except the orientation shown, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure
Device is squeezed, and is stated as being located at other elements or the element of feature "lower" will be located into other elements or feature "upper".Cause
This, exemplary term "lower" can include both upper and lower orientation.Device can be positioned in other ways（It is rotated by 90 ° or is located at
Other orientation）, can be interpreted accordingly used herein of the opposite explanation in space.
As shown in Figure 1, the strip frame precast reinforced concrete shear wall structure in the present embodiment, including concrete seven and
Bar construction.When cast, the concrete seven of entire shear wall is not that cast is integrated；But step pouring.Concrete seven respective layer
The position of floor is provided with cast and reserves section, and the reinforcing bar of floor or only top bars stretch into and are anchored in each layer precast concrete
Between cast reserve section, and scene with floor and prefabricated steel reinforced concrete shear walls cast together, improve the knot of building
Structure intensity and globality.
As shown in Figures 2 to 4, bar construction includes the vertical reinforcement 4 of horizontal distribution and the horizontal reinforcement of genesis analysis
3.In order to improve the intensity of shear wall structure, rigidity, ductility and convenient for connection, bar construction further includes several layer of gooseneck 1
With the steel frame of several steel columns 2 composition；Steel frame can be by storey setting.Bar construction is between each layer precast concrete
Cast reserve section in continue through, reduce jointing quantity, simplify work progress.Upper and lower perforative vertical reinforcement 4
The intensity and globality of strip frame precast reinforced concrete shear wall structure can be improved.In the precast reinforced coagulation of strip frame
The cast of the upper and lower ends of native shear wall structure is reserved in section and is provided with connection structure；If by connection structure can easily by
Dry shear wall structure concatenates up and down, is suitable for multilayer or skyscraper.
The forms such as "-" type, T shapes, L-shaped or cross may be used in strip frame precast reinforced concrete shear wall structure；
Bearing diagonal can also be set between layer gooseneck 1 and steel column 2；Improve the intensity of steel framework.
Since column 2 is arranged in the outside of concrete seven, the end set of periphery girder steel has connecting seat, is bolted
On column 2.
The shape that Half Beam connecting seat 5 is divided into upper and lower two halves with 1 horizontal truncation of crossbeam is identical.In use, utilizing junction steel plate
8, two Half Beam connecting seats 5 are linked together by bolt, it is consistent with the size of whole crossbeam.In order to improve upper layer shear wall
Bonding strength between structure A and lower layer shear wall structure B, between the edge of a wing of column 2, the edge of a wing pair with Half Beam connecting seat 5
The position answered is welded with horizontal ribbed stiffener；Horizontal connection ribbed stiffener 5-1 is welded in the end of column 2；Connect ribbed stiffener
The length of 5-1 is more than 300mm；It is provided with bolt hole on connection ribbed stiffener 5-1；By bolt by upper layer shear wall structure A and
It is fastened between the connection ribbed stiffener of lower layer shear wall structure B, improves the reliability of connection.
For the ease of being connected with each floor plate, the globality of structure is improved, pours into a mould the height for reserving section no more than this floor
Plate thickness.
In order to improve the bonding strength of upper layer shear wall structure A and lower layer shear wall structure B；The height of Half Beam connecting seat is
150mm~300mm.
Strip frame precast reinforced concrete shear wall structure is prepared by the following method：
1）In factory, crossbeam made of shaped steel 1 and steel column 2 are welded into steel framework, end is welded in the upper end of steel column 2
Crossbeam；Weld Half Beam connecting seat 5 in lower end；It, can be to weld ribbed stiffener between the column edge of a wing of bean column node region if needing；
2）The outer impeller of casting concrete（It is not shown in figure）, thermal-insulation connecting piece is set on the outer impeller of concrete（Do not show in figure
Go out）, and conserved；
3）After the completion of the outer impeller maintenance of concrete, places it in die station, insulating layer is placed on outer impeller（Do not show in figure
Go out）, thermal-insulation connecting piece penetrates insulating layer；Insulating layer is not needed such as or does not need insulating layer and outer impeller, it is convenient to omit step 2）
With step 3）；
4）Steel framework is placed in die station；Horizontal reinforcement 3, vertical reinforcement 4 are fixed on steel framework；By the both ends of horizontal reinforcement 3
Portion is respectively welded on the inside flange plate between two columns 2, and the both ends of vertical reinforcement 4 are respectively welded at 2 both ends of column
On the pedestal of Half Beam connecting seat 5；
5）The corresponding position per floor plate is provided with cast and reserves section；Concrete is poured into a mould between two columns 2, is being poured
While vibrate；
6）Concrete curing is carried out after the completion of pouring.It pours among the concrete seven to be formed there are the reserved section of cast, is used for existing
Field pours.Steel framework is segmented and surrounds by prefabricated concrete block 7.
As shown in figure 5, after strip frame precast reinforced concrete shear wall structure is transported to scene, by the following method into
Row installation：
1）Next story shear wall construction B is installed；It is fixed with temporary support, by strip frame precast reinforced concrete shear wall
The column 2 of structure is attached with periphery girder steel 9；
2）Each horizontal floor of layer in next story shear wall construction B is installed, the horizontal floor bar of each layer is set gradually；
3）It pours into a mould each floor plate overlapping layer concrete and section is reserved in cast；
4）The Half Beam connecting seat 5 between upper layer and lower layer strip frame precast reinforced concrete shear wall structure is connected
It connects；
5）By 2 bottom end of column of last layer shear wall structure A and 2 top of column of next story shear wall construction B respectively with
The periphery girder steel 9 of junction height is attached；By the periphery of the column 2 and each floor by last layer shear wall structure A
Girder steel 1 is attached；
6）Each horizontal precast floor slab of layer in last layer strip frame precast reinforced concrete shear wall structure is installed, water is set
Flat floor reinforcing bar；
7）Section is reserved in the cast for pouring into a mould Concrete Filled floor and junction；
Upper layer shear wall structure A and lower layer shear wall structure B are installed；Repeat step 1）To step 7）, until institute
There is story shear wall construction to be respectively mounted to finish.
Compared with prior art, precast reinforced concrete shear wall structure can only be pre- using a depth of structural layer as one
Unit processed causes jointing quantity more, and construction efficiency is not high；The utility model is using steel frame as the bone of load-bearing when construction
Frame realizes using multiple depth of structural layer as a prefabricated unit, greatly reduces the quantity of jointing, can carry significantly
High construction efficiency.Periphery steel framework column using hot rolled H-shaped, convenient for girder steel using being bolted entirely；Periphery steel framework column and shearing
Wall thickness is identical, and bending bearing capacity is stronger outside the face of shear wall, is connect with girder steel more convenient.Prefabricated reinforced concrete shears
Wall construction vertically connects generally use bar splicing or grout sleeve connection type, processing of this kind of connection type to prefabricated components
Required precision is higher, and site operation is difficult；Sleeve grouting is concealed work, and grouting quality is difficult to ensure, and reinforcing steel bar connecting sleeve tube
Cost is higher.The utility model：1）Half Beam connecting seat using upper and lower section precast shear wall passes through junction steel plate high-strength bolt
It is connected, avoids the problem of Vertical bar connection；2）The utility model girder steel passes through high-strength bolt end plate with precast shear wall
Connection, the upper and lower precast shear wall periphery steel framework that saves not only play the role of the upper and lower precast shear wall of connection but also play to connect work with girder steel
With, girder steel end plate had not only played the role of with section precast shear wall connection function above and below but also had played to connect upper and lower section precast shear wall,
Multi-purpose content, better economy.Due to steel construction high precision machining, the utility model connection type can ensure site operation matter
Amount；Without concealed work, quality is easy to ensure the connection type simultaneously.Load-bearing when the utility model periphery steel framework can play installation
Skeleton, the connector being connect with last layer installation unit and periphery girder steel 9, simultaneously can be with confined concrete, and and reinforced concrete
The native common bearing load in part, bearing capacity higher, anti-seismic performance is more preferable, can be adapted for high earthquake intensity area.
A kind of strip frame precast reinforced concrete shear wall structure described in the utility model and its preparation and installation side
Method has：
（1）Prefabrication degree is high, and situ wet operation is few.Strip frame precast reinforced concrete shear wall structure is with more
A depth of structural layer is that an installation unit is integral prefabricated in factory.
（2）Prefabricated construction.Strip frame precast reinforced concrete shear wall structure and girder steel and last layer strip frame
Precast reinforced concrete shear wall structure uses full bolt connecting mode, site operation speed fast.
（3）Anti-corrosion fire protecting performance is good, cost saving.Steel construction is big in strip frame precast reinforced concrete shear wall structure
Part is coated in concrete, and anti-corrosion fire protecting performance is good, anti-corrosion fire prevention cost saving.
（4）Structure is gone along with sb. to guard him, keeps the temperature, is decoration integrated.Strip frame precast reinforced concrete shear wall structure had both played knot
The function of structure load-bearing, and play the function of building enclosure, at the same insulating layer can in factory with the precast reinforced coagulation of strip frame
Native shear wall structure is integral prefabricated, and the outer impeller outer surface of structure can realize clear-water concrete, architectural concrete effect, realize knot
Structure goes along with sb. to guard him, keeps the temperature, is decoration integrated.
（5）Anti-seismic performance is good, and steel reinforced concrete shear walls structural seismic performance is good, is applicable to highly seismic region, and structure is suitable
It is big with height.
Many advantages, such as equal, multi and tall steel building building is can be applied to, had especially in steel house preferable
Popularizing application prospect.
Above-mentioned example is only intended to illustrate the utility model, and in addition to this, also there are many different embodiments, and these
Embodiment be all those skilled in the art after comprehension the utility model thought it is also envisioned that therefore, no longer arrange one by one herein
It lifts.
Claims (4)
1. a kind of strip frame precast reinforced concrete shear wall structure, including bar construction and precast concrete；Bar construction
The horizontal reinforcement of vertical reinforcement and genesis analysis including horizontal distribution；It is characterized in that, the strip frame is precast reinforced
The height of concrete shear wall structure is higher than high from level to level；The bar construction further includes several crossbeams and several columns；
The crossbeam and the column are made of shaped steel；The top surface of crossbeam is consistent with the floor height of floor；The horizontal reinforcement
Left and right end portions are respectively welded on the inside edge of a wing between two columns；The precast concrete subsection setup, it is corresponding per floor
The position of plate is provided with cast and reserves section；Precast concrete is arranged between the inside edge of a wing between two columns；The reinforcing bar
Cast of the structure between each layer precast concrete is reserved to be continued through in section；The strip frame prefabricated reinforced concrete shearing
The end of the top and bottom of wall construction is both provided with Half Beam connecting seat.
2. strip frame precast reinforced concrete shear wall structure as described in claim 1, which is characterized in that the cast is pre-
The height of section is stayed to be not more than this floor plate thickness.
3. strip frame precast reinforced concrete shear wall structure as claimed in claim 2, which is characterized in that the Half Beam connects
The height of joint chair is 150mm~300mm.
4. strip frame precast reinforced concrete shear wall structure as claimed in claim 2, which is characterized in that described prefabricated mixed
The thickness for coagulating soil is identical as the crossbeam and the column cross-sectional width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721784833.7U CN207739438U (en) | 2017-12-20 | 2017-12-20 | A kind of strip frame precast reinforced concrete shear wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721784833.7U CN207739438U (en) | 2017-12-20 | 2017-12-20 | A kind of strip frame precast reinforced concrete shear wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207739438U true CN207739438U (en) | 2018-08-17 |
Family
ID=63118452
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721784833.7U Withdrawn - After Issue CN207739438U (en) | 2017-12-20 | 2017-12-20 | A kind of strip frame precast reinforced concrete shear wall structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN207739438U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005266A (en) * | 2017-12-20 | 2018-05-08 | 中冶建筑研究总院有限公司 | A kind of strip frame precast reinforced concrete shear wall structure and preparation and installation method |
| CN109537910A (en) * | 2018-11-28 | 2019-03-29 | 河北工程大学 | A kind of installation method of novel prefabricated assembled shear wall |
| CN109958212A (en) * | 2019-04-30 | 2019-07-02 | 西安建筑科技大学 | A kind of assembled steel framework composition wall |
-
2017
- 2017-12-20 CN CN201721784833.7U patent/CN207739438U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005266A (en) * | 2017-12-20 | 2018-05-08 | 中冶建筑研究总院有限公司 | A kind of strip frame precast reinforced concrete shear wall structure and preparation and installation method |
| CN109537910A (en) * | 2018-11-28 | 2019-03-29 | 河北工程大学 | A kind of installation method of novel prefabricated assembled shear wall |
| CN109958212A (en) * | 2019-04-30 | 2019-07-02 | 西安建筑科技大学 | A kind of assembled steel framework composition wall |
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