CN209443621U - Partially prestressed fabricated shear wall structure - Google Patents
Partially prestressed fabricated shear wall structure Download PDFInfo
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- CN209443621U CN209443621U CN201920035796.2U CN201920035796U CN209443621U CN 209443621 U CN209443621 U CN 209443621U CN 201920035796 U CN201920035796 U CN 201920035796U CN 209443621 U CN209443621 U CN 209443621U
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- shear wall
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 54
- 239000010959 steel Substances 0.000 claims abstract description 54
- 238000004873 anchoring Methods 0.000 claims abstract description 45
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 18
- 210000002435 tendon Anatomy 0.000 claims abstract description 10
- 230000004888 barrier function Effects 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 15
- 239000004567 concrete Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000011229 interlayer Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000005304 joining Methods 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
- 239000011178 precast concrete Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000009955 starching Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Reinforcement Elements For Buildings (AREA)
Abstract
The utility model discloses a partial prestressing force assembled shear wall structure, including partial prestressing force shear wall, clamping piece flat push ware and prefabricated floor board. The partial prestressed shear wall comprises non-prestressed tendons, a steel pipe, prestressed tendons, an anchoring lengthening device and anchor tendons. The prestressed reinforcing steel adopts bonded prestressed steel strands, and double rows of continuous straight-curve mixed cables are distributed. The anchoring lengthening device is arranged inside the wall body and close to the splicing seam between the wall boards, and comprises a transverse stress plate, a vertical stress plate, a blocking piece, a groove-shaped bottom baffle and an anchorage device. The clamping piece horizontal pusher is used for adjusting the height difference between the clamping pieces in the anchorage device of the anchoring continuous length device. The prefabricated floor slab is placed on the inner side protruding part of the partial prestressed shear wall. The utility model discloses assembled shear wall structure concatenation seam department has sufficient continuity, has opened a new way for promoting partial prestressing force assembled shear wall structure.
Description
Technical field
The utility model relates to a kind of structural engineering technical fields, and in particular to a kind of partial prestressing assembled is cut
Power wall construction.
Background technique
Prefabrication earliest since West Europe, later housing industryization begin to expand into again the U.S., Canada and
Japan and other countries.
U.S. region is big, development in pluralism, and prestressing force prefabricated components application is very wide.The standardization of house component, profession
Change, the level of socializations are very high, almost can achieve 100%；The assembled-type house of Germany is mainly taken superimposed sheet, concrete, is cut
Power wall construction system, using component assembled and concrete structure, durability is preferable；Japan just proposes assembled in nineteen sixty-eight
The concept of house, and ensure by making laws the quality of precast concrete, the strong support of government dissolved standardization,
Produce the contradiction between variety of house in enormous quantities.
China's assembled architecture just rises again in recent years, and personnel and technology are all very deficient.How high-rise China is at present
Residential housing still mostly uses cast-in-place concrete shear wall structure type, and there is industrialized production degree for this structural system not
The disadvantages of height, construction condition is complicated, thus fabricated shear wall system become in recent years collection real estate, engineering design,
The research and development focus of prefabricated components production and construction integrated synthesis.
China's assembled architecture opinion rating is divided into A grades, AA grades and AAA grades.When assembly rate is 60%-75%, evaluation
For A grades of assembled architectures；When assembly rate is 76%-90%, it is evaluated as AA grades of assembled architectures；Assembly rate is 91% or more
When, it is evaluated as AAA grades of assembled architectures.Assembly rate is higher, and higher grade, more energy conservation and environmental protection, more section Shi Shengli.It is cut in assembled
It since moment of flexure is maximum at floor, and is the most appropriate location of upper and lower shear wall level splicing, so connection design in power wall system
It is particularly significant.If wanting to realize that complete assembled without cast-in-place concrete operation, should use prestressed structure, prestressing force assembled
The crack common fault that shear wall structure can efficiently solve prefabricated and cast-in-place concrete interface generally existing in assembled architecture is asked
Topic.
The vertical connection of fabricated shear wall mainly includes steel bushing grouting connection and slurry anchor overlap joint connection two ways.Steel
Sleeve grouting connection, it is at high cost, quality examination is difficult.The lapped length of steel bar for starching anchor overlap joint connection is longer, operation not easy to install.
Therefore, urgent need proposes the joining method of a kind of rapid construction and the partial prestressing fabricated shear wall of reliable in quality.
Utility model content
The purpose of this utility model is to overcome continuitys after partial prestressing fabricated shear wall overlap joint to be difficult to ensure
The problem of, provide a kind of partial prestressing assembly of shear wall structure.The double continuous cloth rope of the structure guarantees assembled shearing
Continuity, globality of the wall between interlayer and wall, the weak link for connecting structure are strengthened.First layer shear wall slab
Lower dew steel strand wires, which protrude into the anchorage on basis, to be fixed, and upper dew steel strand wires continue tensioning in the anchorage of long device upper end in the anchoring of this shear wall slab
It is fixed；The lower dew steel strand wires of second layer shear wall slab are fixed in the lower end anchorage that the anchoring of first layer shear wall slab continues long device, on
Dew steel strand wires, which continue tensioning in the anchorage of long device upper end in this story shear wallboard anchoring, to be fixed, shear wall slab of remainder layer and so on.
This utility model ensure that continuity, globality of the fabricated shear wall between interlayer and wall, moreover it is possible to meet fast industrialization
Demand has started a new way to promote the use partial prestressing assembly of shear wall structure.
The technical solution adopted in the utility model is: a kind of partial prestressing assembly of shear wall structure, including part is pre-
Stress shear wall, the flat-pushing device of auxiliary tool intermediate plate and prefabricated floor plates；
The partial prestressing shear wall includes that non-prestressing tendon, pre-buried steel pipe, presstressed reinforcing steel, anchoring continue long device and anchor
Muscle；The non-prestressing tendon is connected in the pre-buried shaped-steel joint of upper and lower level shear wall joint location by Welded Steel Joints；It is described pre-
Stress rib is located in pre-buried steel pipe, and presstressed reinforcing steel is bonded prestress steel strand wires, and using double continuous, straight curve mixing
Bu Suo；
The anchoring continues long device and is arranged in inside shear wall slab, and close to shear wall seam crossing adjacent thereto, by upper and lower two
Presstressed reinforcing steel connection in story shear wallboard achievees the effect that layer-by-layer step by step tray anchoring；It includes lateral stressed that the anchoring, which continues long device,
Plate, vertical applied force plate, barrier flaps, groove type bottom baffle and anchorage；The anchorage is welded in respectively anchors two pieces that continue long device in parallel
Lateral stressed plate on, for anchor lower layer's shear wall presstressed reinforcing steel anchorage be upper end anchorage, upper end anchorage installation is in cross
To on the upper stressed plate of stressed plate；The anchorage of presstressed reinforcing steel for anchoring upper layer shear wall is lower end anchorage, lower end anchorage peace
On the lower stress plate of lateral stressed plate, vertical applied force plate is connected between two blocks of parallel lateral stressed plates；The barrier
Piece is vertically welded on anchoring and continues long device two sides 0.3mm sheet metal, hole is formed in metope, for in-site installation operation (close to outer
One side prevents hole from leaking without barrier flaps on the outside of wall)；The dowel is welded on anchoring and continues on the outside of long device；
The prefabricated floor plates are placed on partial prestressing shear wall Medial extrusion position, pass through welding and bolt and portion
Prestressed shear wall is divided to be connected, and pressure fills structure glue in the gap of connection；It is continuous that the flat-pushing device intermediate plate of intermediate plate is mounted on anchoring
Below the anchorage of long device, for adjusting the height difference in anchorage between intermediate plate, the especially described anchoring continues lower end anchorage in long device
Intermediate plate, insert space is smaller, adjust intermediate plate between height when enough working faces cannot be provided, be not able to satisfy construction need
It asks.
Preferably, each layer consolidation continues long device and is welded by steel plate, lateral stressed plate and groove type bottom baffle phase
Compare thick.
Preferably, the presstressed reinforcing steel uses single prestress wire, put convenient for being worn in steel pipe.
Preferably, the barrier flaps are 0.3mm sheet metal
The utility model has the advantages that presstressed reinforcing steel of the utility model in partial prestressing fabricated shear wall uses prestress steel twist
Line, the double continuous cloth rope of presstressed reinforcing steel guarantee continuity, globality of the fabricated shear wall in interlayer, connect structure thin
Weak link is strengthened.Prestress wire cloth rope is flexible, and vertical steel strand wires rectilinear curve mixes cloth rope.Since wall between windows are transversal
Area reduces suddenly, and wall is easy to appear cross fracture, prestressing force by shearing-type stress is likely to occur after geological process
The shear behavior that muscle makes up steel by the way of curved intersection cloth rope is insufficient.It is pre-buried in partial prestressing fabricated shear wall
Anchoring continues long device, and anchoring continues long device while tensioning fixed prestress wire, and the steel strand wires in adjacent shear wall are effective
Connection.The upper dew steel strand wires of first layer shear wall, which continue tensioning in the anchorage of long device upper end in this wallboard anchoring, to be fixed, and by groove
The protection of shape bottom baffle；The anchoring that the lower dew steel strand wires of second layer shear wall protrude into first layer shear wall slab continues long device lower end anchorage
Middle fixation, and the protection by groove type bottom baffle.Steel strand wires continue in long device after tensioning fixation in anchoring, the high-intensitive grouting of cooperation
The filling of material can fully ensure that the intensity and effect of connection.The utility model can efficiently solve universal in assembled architecture
The existing prefabricated crack common fault problem with cast-in-place concrete interface.
Detailed description of the invention
Fig. 1 is the utility model shear wall structure schematic diagram；
Fig. 2 is the 1-1 sectional view of Fig. 1；
Fig. 3 is the shear wall schematic diagram that the utility model placed that anchoring continues long device；
Fig. 4 is that the utility model anchoring continues long device schematic diagram；
Fig. 5 is wall " ten " word intersection plan view；
Fig. 6 is the prefabricated floor plates plan view of the utility model；
Fig. 7 is the 2-2 sectional view of Fig. 6；
Fig. 8 is the flat-pushing device schematic diagram of intermediate plate；
Fig. 9 is the flat-pushing device action diagram of intermediate plate.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and detailed description.
As shown in figs 1-9, a kind of partial prestressing assembly of shear wall structure includes adhesive segment prestressed shear wall
11, the flat-pushing device 12 of intermediate plate and prefabricated floor plates 13.The partial prestressing shear wall 11 includes non-prestressing tendon 7, pre-buried steel
Pipe 8, presstressed reinforcing steel 9, anchoring continue long device 10 and dowel 4.
The non-prestressing tendon 7 is connected in the pre-buried shaped-steel joint of upper and lower level joint location by Welded Steel Joints.It is described pre-
Grouting nozzle and outlet nozzle are welded on the steel pipe 8 buried.The presstressed reinforcing steel 9 is steel strand wires, and double continuous cloth rope guarantees that shear wall exists
The globality of interlayer, vertical steel strand wires rectilinear curve mixing cloth rope resist oblique tensile stress, the mixing of horizontal direction steel strand wires straight curve
Bu Suo guarantees to reduce local compression.The anchoring continues long device 10 and is arranged in inside shear wall slab 11, close with adjacent prestressing force
Shear wall seam crossing connects the presstressed reinforcing steel 9 in two pieces of shear wall slabs, achievees the effect that successively to anchor.The continuous length of anchoring
Device 10 includes lateral stressed plate 2, vertical applied force plate 1, barrier flaps 5, groove type bottom baffle 3 and anchorage 6.Anchorage 6 is welded on anchoring
Continue on the lateral stressed plate 2 of long device, be welded on stressed plate and lower stress plate respectively, referred to as upper end anchorage and lower end anchorage.It is described
Barrier flaps are welded to anchoring and continue long device two sides 0.3mm sheet metal, form hole in metope, operate for in-site installation (close
One side prevents hole from leaking without barrier flaps on the outside of exterior wall).The dowel 4 is welded on anchoring and continues long 10 outside of device.
The flat-pushing device intermediate plate 12 of intermediate plate is used to adjust the height difference for anchoring and continuing in long device anchorage 6 between intermediate plate, first uses clamping opening
Steel strand wires are clamped, pushing hands is then pressed, not concordant intermediate plate is bulldozed, prevents steel strand wires intermediate plate elastic different, leads to the intermediate plate having
Bite steel strand wires broken, some intermediate plate occlusions are not tight.
The anchoring continues long device 10 and is welded by steel plate, and lateral stressed plate and groove type bottom baffle 3 are thicker.It is described
Presstressed reinforcing steel 9 uses single prestress wire, puts convenient for wearing in steel pipe.
During partial prestressing assembly of shear wall structure is assembled, anchoring continues long device and is placed in shear wall slab seam
Place, installation steps:
(1) embedded steel tube and anchoring continue long device in plate, in steel pipe close to tip position welding one perpendicular to the thin of steel pipe
Long tube (band plug) is used as grouting nozzle, and it is outlet nozzle that an elongated tubular is also welded in steel pipe upper end；
(2) it is worn in steel pipe and puts steel strand wires, the lower dew steel strand wires of first layer shear wall slab penetrated in the anchorage on basis, benefit
Steel strand wires are fixed with intermediate plate flat-pushing device, upper dew steel strand wires tensioning in the upper end anchorage that this wallboard anchoring continues long device is fixed；
(4) the lower dew steel strand wires of second layer shear wall slab are solid in the lower end anchorage that the anchoring of first layer shear wall slab continues long device
Fixed, upper dew steel strand wires, which continue tensioning in the anchorage of long device upper end in this wallboard anchoring, to be fixed；
(5) grouting methol in steel pipe, cuts off grouting nozzle after slip casting solidification, excision hole is in back taper, nozzle metal
Surface of a wound closing；
(6) anchoring is continued into long device and the groove type bottom baffle of the company of phase suitably welds, and continued in long device in the anchoring of each layer and fill
Infuse high strength grout；
(7) it will be welded in the pre-buried shaped-steel joint of non-prestressing tendon upper and lower level joint location；
(8) remaining shear wall and so on；
The embodiments of the present invention is described in detail in conjunction with attached drawing above, but the utility model is not limited to institute
The embodiment of description.For those of ordinary skill in the art, in the range of the principles of the present invention and technical idea
It is interior, a variety of variations, modification, replacement and deformation are carried out to these embodiments and still fallen in the protection scope of the utility model.
Claims (4)
1. a kind of partial prestressing assembly of shear wall structure, it is characterised in that: including partial prestressing shear wall, auxiliary tool
The flat-pushing device of intermediate plate and prefabricated floor plates；
The partial prestressing shear wall includes that non-prestressing tendon, pre-buried steel pipe, presstressed reinforcing steel, anchoring continue long device and dowel；
The non-prestressing tendon is connected in the pre-buried shaped-steel joint of upper and lower level shear wall joint location by Welded Steel Joints；It is described pre- to answer
Power muscle is located in pre-buried steel pipe, and presstressed reinforcing steel is bonded prestress steel strand wires, and using double continuous, straight curve mixing cloth
Rope；
The anchoring continues long device and is arranged in inside shear wall slab, and close to shear wall seam crossing adjacent thereto, upper layer and lower layer are cut
Presstressed reinforcing steel connection in power wallboard；It includes lateral stressed plate, vertical applied force plate, barrier flaps, groove type that the anchoring, which continues long device,
Bottom baffle and anchorage；The anchorage is welded in anchoring respectively and continues on two blocks of parallel lateral stressed plates of long device, for anchoring lower layer
The anchorage of the presstressed reinforcing steel of shear wall is upper end anchorage, and upper end anchorage installation is on the upper stressed plate of lateral stressed plate；For anchor
Gu the anchorage of the presstressed reinforcing steel of upper layer shear wall be lower end anchorage, lower end anchorage installation on the lower stress plate of lateral stressed plate,
Vertical applied force plate is connected between two blocks of parallel lateral stressed plates；The barrier flaps are vertically welded on anchoring and continue 10 liang of long device
Side forms hole in metope；The dowel is welded on anchoring and continues on the outside of long device；
The prefabricated floor plates are placed on partial prestressing shear wall Medial extrusion position, pre- by welding and bolt and part
Stress shear wall is connected, and pressure fills structure glue in the gap of connection；The flat-pushing device intermediate plate of intermediate plate is mounted on anchoring and continues long device
Anchorage below.
2. a kind of partial prestressing assembly of shear wall structure according to claim 1, it is characterised in that: each layer anchor
Admittedly continuing long device to be welded by steel plate, the thickness of lateral stressed plate is greater than groove type bottom baffle thickness.
3. a kind of partial prestressing assembly of shear wall structure according to claim 1, it is characterised in that: the prestressing force
Muscle uses single prestress wire.
4. a kind of partial prestressing assembly of shear wall structure according to claim 1, it is characterised in that: the barrier flaps
For 0.3mm sheet metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920035796.2U CN209443621U (en) | 2019-01-09 | 2019-01-09 | Partially prestressed fabricated shear wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920035796.2U CN209443621U (en) | 2019-01-09 | 2019-01-09 | Partially prestressed fabricated shear wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209443621U true CN209443621U (en) | 2019-09-27 |
Family
ID=68016212
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920035796.2U Expired - Fee Related CN209443621U (en) | 2019-01-09 | 2019-01-09 | Partially prestressed fabricated shear wall structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN209443621U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555240A (en) * | 2019-01-09 | 2019-04-02 | 南京工业大学 | Partially prestressed fabricated shear wall structure |
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2019
- 2019-01-09 CN CN201920035796.2U patent/CN209443621U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555240A (en) * | 2019-01-09 | 2019-04-02 | 南京工业大学 | Partially prestressed fabricated shear wall structure |
| CN109555240B (en) * | 2019-01-09 | 2023-11-24 | 南京工业大学 | Partially prestressed assembled shear wall structure |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190927 Termination date: 20220109 |