CN206859464U - The attachment means of fabricated shear wall horizontal joint - Google Patents
The attachment means of fabricated shear wall horizontal joint Download PDFInfo
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- CN206859464U CN206859464U CN201720467244.XU CN201720467244U CN206859464U CN 206859464 U CN206859464 U CN 206859464U CN 201720467244 U CN201720467244 U CN 201720467244U CN 206859464 U CN206859464 U CN 206859464U
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Abstract
It the utility model is related to a kind of attachment means of fabricated shear wall horizontal joint, the device is used to connect precast shear wall and lower precast shear wall, including upper connection reinforcing bar, upper connection steel framework, lower connection steel framework, lower connection reinforcing bar, upper connection steel-bar arrangement is in upper precast shear wall, upper connection reinforcing bar is fixedly connected with upper connection steel framework, upper connection steel framework is fixedly connected with lower connection steel framework, and lower connection steel framework is fixedly connected with lower connection reinforcing bar, and lower connection steel-bar arrangement is in lower precast shear wall.The utility model can simplify precast shear wall assembly technology and step, shorten construction period, reduction situ wet operation, the pollution and waste for reducing construction material.
Description
Technical field
A kind of fabricated shear wall connected mode is the utility model is related to, more particularly, to fabricated shear wall horizontal joint
Attachment means, the connection of horizontal joint, belongs to building engineering field during for fit on precast shear wall and lower precast shear wall.
Background technology
Shear wall is also known as wind-resistant wall, seismic structural wall, earthquake resistant wall or structural wall, and wind load is primarily subjected in house or building or earthquake is made
With caused horizontal loading and the wall of vertical load, structure shear is prevented（Cut）Destroy.
The form of construction work of shear wall typically has " cast-in-place " and " assembling " two kinds of forms：" cast-in-place " is traditional mode of construction,
Need mould to fix, exactly by assembling masterplate at the scene, then carry out pouring for concrete；" assembling " is to realize that building is modern
The primary structure form of industrialization, precast shear wall is prefabricated in the factory and reserves corresponding attachment means, at the construction field (site)
To reliably it be connected by attachment means again after the installation in place of upper and lower two panels precast shear wall, therefore the connection of attachment means
Performance will influence the globality and anti-seismic performance of precast shear wall.
Compared to the form of " cast-in-place ", fabricated shear wall has production efficiency high, good engineering quality, easily forms technology collection
Into, realize the standardization of build-up member, become more meticulous, economize on resources, environmental protection the advantages that.
Prefabricated assembled shear wall has two kinds of seam type of attachment：A kind of is connection precast shear wall up and down
Horizontal joint connects；Another kind is the vertical abutment joint connection for connecting the adjacent two panels wall of same floor.
The connection of prefabricated assembled shear wall horizontal joint should need to meet claimed below：
1st, stress performance requirement, the attachment means of fabricated shear wall horizontal joint need enough bearing capacities and deformation
Ability, the internal force such as it can undertake the tensile, compressive, bending from wall, cut；
2nd, the requirement of ductility and power consumption；
3rd, simple and quick construction, the requirement shortened the construction period, reduce situ wet operation.
Prior art mainly meets that the aspect of the above three requires using following three kinds of attachment means：
1st, sleeve grouting attachment means
Fig. 1 is uses the method for sleeve grouting to connect the schematic diagram of upper and lower precast shear wall in the prior art, as schemed institute
Show, the bottom of upper precast shear wall 1 sets sleeve 2, and the bottom of the upper vertical reinforcement 3 in upper precast shear wall 1 is from the top of sleeve 2
In portion's insertion sleeve 2；The top of lower vertical reinforcement 5 in lower precast shear wall 4 is inserted into sleeve 2 from the bottom of sleeve 2；On
20mm gap is reserved between the top surface of the bottom surface of precast shear wall 1 and lower precast shear wall 4, when assembling precast shear wall, if
Put support to position upper precast shear wall 1, grouting material is irrigated in sleeve 2 to fill up sleeve 2 while fill up precast shear wall 1
Gap between lower precast shear wall 4；After grouting material maintenance knot is hard, the support of precast shear wall wall in dismounting；
2nd, slurry anchor connection device
Fig. 2 is to connect the schematic diagram of precast shear wall up and down using the method for slurry anchor connection in the prior art, as illustrated,
The bottom of upper vertical reinforcement 3 in upper precast shear wall 1 extends to the bottom of precast shear wall 1, in upper precast shear wall 1
Bottom setting anchor hole 6, anchor hole 6 are close with the position of upper vertical reinforcement 3 and parallel to the length direction of upper vertical reinforcement 3, anchor hole 6
Down, the top of the lower vertical reinforcement 5 in lower precast shear wall 4 is higher than the top surface of lower precast shear wall for perforate；Shear wall is installed
When, upper precast shear wall 1 is alignd with lower precast shear wall 4, inserted with vertical reinforcement 5 at present from the bottom opening of anchor hole 6, on
20mm gap is left between the top surface of the bottom surface of precast shear wall 1 and lower precast shear wall 4, support is set by upper prefabricated shearing
Wall 1 is positioned, and slurry is irrigated in anchor hole 6 and is filled up between the inside of anchor hole 6 and upper precast shear wall 1 and lower precast shear wall 4
Gap；After grouting material reaches some strength, the support of precast shear wall 1 in dismounting；
3rd, bar splicing is welded to connect device
Fig. 3 is in the prior art using the upper precast shear wall of method connection of bar splicing welding and lower precast shear wall
Schematic diagram, as illustrated, groove 7 is set in the upper bottom of precast shear wall 1, the bottom of the upper vertical reinforcement 3 in upper precast shear wall
Hold from the top of groove 7 insertion groove 7, the top of the lower vertical reinforcement 5 in lower precast shear wall 4 protrudes from down prefabricated shearing
The top surface of wall 4, during installation, precast shear wall 1 makes it be alignd with lower precast shear wall 4 in lifting, lower precast shear wall it is lower perpendicular
It is inserted into reinforcing bar 5 from the bottom of groove 7 among groove 7, the top surface of the bottom surface of upper precast shear wall 1 and lower precast shear wall 4
Between leave 20mm gap；Support is set to fix upper precast shear wall 1, the upper vertical reinforcement 3 of upper precast shear wall is with
The lower vertical reinforcement 5 of precast shear wall is overlapped and is welded to connect, and fusion length is not less than upper vertical reinforcement 3 and lower vertical reinforcement 5
10 times of small diameter in both；After the completion of welding, irrigated in groove 7 slurry until slurry fill up the inside of groove 7 and on
Gap between lower precast shear wall；After grouting material maintenance reaches some strength, the branch of the upper precast shear wall 1 of support is removed
Frame.
This above-mentioned existing three technology advantage is that the vertical reinforcement of the upper precast shear wall of connection is prefabricated with and cut
Grouting material is all employ between the vertical reinforcement of power wall, the continuity of power transmission between reinforcing bar is can effectively ensure that, readily satisfies it
Requirement to stress performance；But there are the following problems：
1st, the general vertical distribution bar all with two layers or more than two layers in precast shear wall, and same facade is perpendicular
It is not more than 200mm to the spacing wing plate of distribution bar, therefore the vertical distribution bar in every a piece of precast shear wall is tens of easily
Root, and the technology of existing sleeve grouting attachment means is used, because each vertical reinforcement is required for loading onto in precast wall body
Sleeve, this make it that the quantity of sleeve used is very huge, and material cost is very high, and each sleeve need accurately to carry out it is pre-buried
And be in the milk into sleeve, it is larger and need to consume substantial amounts of time and financial resources so to result in the difficulty of construction in Practical Project；
2nd, using slurry anchor connection device of the prior art, cut in the spiral hoop quantity used in groove location with prefabricated up and down
Vertical reinforcement quantity in power wall wall is identical, and because in Practical Project, vertical reinforcement high number in shear wall body, making
It is higher into its material cost, and the pre-buried position of each spiral hoop is required to more accurately, and also need to be in the milk into it, so
Way it is cumbersome and time consuming；
3rd, the general vertical distribution bar all with two layers or more than two layers in precast shear wall, and same facade is perpendicular
It is not more than 200mm to the spacing wing plate of distribution bar, device is welded to connect using bar splicing of the prior art, due to will be
Recessing in upper precast shear wall, the inconvenience for causing precast shear wall to make, also hamper horizontal in precast shear wall
The setting of distribution bar；
Grouting quality and connection is closely knit when the 4, in order to ensure the assembling of upper and lower precast shear wall, and set forth above is existing
20mm gap is provided with technology between upper and lower precast shear wall, so just make it that grouting material is not up to one after grouting
Before determining intensity, it is necessary to set support that upper precast shear wall is accurately positioned and is fixed up, this process both expends material
And the time is expended, it is also worth noting that when installing wall, if floor is also using having laid decorative ground
Precast floor slab if, then the wall bracket with diagonal brace may cause the destruction of the decorative ground on floor.
The content of the invention
The purpose of this utility model is exactly to overcome the shortcomings of existing method, there is provided a kind of fabricated shear wall level connects
The attachment means of seam, the device can meet structure safety, ductility and power consumption, simple and quick construction, shorten the construction period, reduce
The requirement of situ wet operation.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：The company of fabricated shear wall horizontal joint
Connection device, for connecting upper precast shear wall and lower precast shear wall, including upper connection reinforcing bar, upper connection steel framework, lower connection steel
Frame, lower connection reinforcing bar, in upper precast shear wall, upper connection reinforcing bar is fixedly connected upper connection steel-bar arrangement with upper connection steel framework,
Upper connection steel framework is fixedly connected with lower connection steel framework, and lower connection steel framework is fixedly connected with lower connection reinforcing bar, lower connection steel-bar arrangement
In lower precast shear wall.
Further, upper connection steel framework includes horizontal epiplastron and horizontal bottom web, and both sides are all provided with above epiplastron
Vertical upper flange is equipped with, both sides are provided with vertical lower wing plate above bottom web, and epiplastron following table is connected at the top of lower wing plate
Face, epiplastron are close to the bottom of precast shear wall, upper flange inner side and upper connection reinforcement welding；Lower connection steel framework includes water
Flat web, web both sides are provided with vertical wing plate, and web is close to the top of lower precast shear wall, the wing below web
It is in contact on the inside of plate with lower connection reinforcement welding, the bottom web of upper connection steel framework with the web of lower connection steel framework.
Further, screw, and the spiral shell on lower wing plate and wing plate are set on lower wing plate and on the wing plate above web
Hole is fixedly connected with respect to set bolt to realize to connect steel framework with lower connection steel framework one by one.
Further, a step be present between the upper flange and lower wing plate of upper connection steel framework, step width is lower connection
The wing plate thickness of steel framework is so that upper flange and wing plate flush with outer surface.
Further, upper connection reinforcing bar is the vertical distribution bar in upper precast shear wall, and lower connection reinforcing bar is prefabricated under being
Vertical distribution bar in shear wall.
Further, the outermost width of upper connection steel framework is equal to the thickness of upper precast shear wall, and lower connection steel framework is most
Outside width is equal to the thickness of lower precast shear wall；The outside spacing of the upper connection lower wing plate of steel framework two is equal to lower connection steel framework
The inner side spacing of two wing plates.
Further, the upper connection reinforcing bar is not less than upper connection steel with the weld length on the inside of upper connection steel framework upper flange
7 times of muscle diameter；The lower connection reinforcing bar is not less than lower connection with the weld length on the inside of wing plate below lower connection steel framework web
7 times of bar diameter.
Further, the upper connection reinforcing bar and lower connection reinforcing bar are more, are parallel to each other and set at equal intervals, upper company
Connect reinforcing bar and lower connection reinforcing bar alignment is set.
Further, when attachment means undertake pulling force, pressure, shearing, moment of flexure, stress bang path is as follows：
（1）When shear wall tension, pulling force bang path is as follows：
Upper precast shear wall, upper connection reinforcing bar, the upper flange of upper connection steel framework, the lower wing plate of upper connection steel framework, lower connection
The wing plate of steel framework, lower connection reinforcing bar, lower precast shear wall；
（2）When shear wall is pressurized, pressure transmission path is as follows：
Upper precast shear wall, the epiplastron of upper connection steel framework, the bottom web of upper connection steel framework, the web of lower connection steel framework,
Lower precast shear wall；
（3）When shear wall is cut, Shear transfer path is as follows：
Upper precast shear wall, upper connection reinforcing bar, the upper flange of upper connection steel framework, the lower wing plate of upper connection steel framework, lower connection
The wing plate of steel framework, lower connection reinforcing bar, lower precast shear wall；
（4）When shear wall by it is curved when, pulling force and pressure can be broken down into, its Path of Force Transfer and foregoing pulling force,
Pressure transmission path is identical.
The utility model substitutes prefabricated shearing in the existing connections such as sleeve grouting connection, slurry anchor connection, bar splicing welding
The technology of wall and lower precast shear wall, precast shear wall assembly technology can be simplified, shorten the construction period, reduce situ wet operation
Amount, reduce artificial consuming and waste of material.
Compared with prior art, the utility model has the following advantages that：
1）The making of the utility model connection steel framework, connection steel framework are with being connected the connection of reinforcing bar, the making of precast shear wall
Made in advance in factory, only need upper and lower precast shear wall lifting assembly at the scene, pass through the spiral shell for the connection steel framework that aligns
Hole, blending bolt are completed upper and lower precast shear wall is assembled, are waited after bolt fastens, it is possible to continue up assembled prefabricated cut
Power wall, compared with existing frequently-used wet method connection, using the wet trade at the utility model scene of can largely reducing, hence it is evident that shorten work
Phase；
2）The setting of horizontal distribution reinforcing bar in precast shear wall is not interfered with using the utility model；
3）Using the utility model, during assembly, it is not necessary to the support of fixed precast shear wall is set, it is and present
Practices well is compared, and has the advantages of obvious workload is small, the consuming time is less, and does not interfere with other constructions in room
Operation；
4）Because connector negligible amounts, therefore easily positioned in assembled precast shear wall and degree of accuracy height is installed；
5）Protective facing can also be set up outside the utility model device, to strengthen the fire resisting fire protecting performance of steel member.
Brief description of the drawings
Fig. 1 is prior art using the upper precast shear wall of method connection of sleeve grouting and the signal of lower precast shear wall
Figure；
Fig. 2 is prior art using the upper precast shear wall of method connection of slurry anchor connection and the signal of lower precast shear wall
Figure；
Fig. 3 is prior art using the upper precast shear wall of method connection of bar splicing welding and showing for lower precast shear wall
It is intended to；
Fig. 4 is that fabricated shear wall horizontal joint attachment means are connected at reinforcing bar and attachment means along shear wall width
Profile；
Fig. 5 is that fabricated shear wall horizontal joint attachment means are connected at reinforcing bar and attachment means along shear wall's thickness direction
Profile.
In figure：The upper precast shear walls of 1-, 2- sleeves, the upper vertical reinforcements of 3-, precast shear wall under 4-, vertical reinforcement under 5-,
6- anchor holes, 7- grooves, reinforcing bar are connected on 8-, reinforcing bar is connected under 9-, steel framework is connected on 10-, steel framework, 12- upper limbs are connected under 11-
Plate, 13- epiplastrons, 14- lower wing plates, 15- bottom webs, 16- wing plates, 17- webs, 18- screws, 19- bolts.
Embodiment
To further understand the utility model, the utility model will be further described below in conjunction with the accompanying drawings, but this
The embodiment of utility model is unlimited so.
As shown in Figure 4 and Figure 5, the attachment means of fabricated shear wall horizontal joint, for connect upper precast shear wall and
Lower precast shear wall, including upper connection reinforcing bar, upper connection steel framework, lower connection steel framework, lower connection reinforcing bar, upper connection steel-bar arrangement exist
In upper precast shear wall, upper connection reinforcing bar is fixedly connected with upper connection steel framework, and upper connection steel framework is fixedly connected with lower connection steel framework,
Lower connection steel framework is fixedly connected with lower connection reinforcing bar, and lower connection steel-bar arrangement is in lower precast shear wall.
Further, upper connection steel framework includes horizontal epiplastron and horizontal bottom web, and both sides are all provided with above epiplastron
Vertical upper flange is equipped with, both sides are provided with vertical lower wing plate above bottom web, and epiplastron following table is connected at the top of lower wing plate
Face, epiplastron are close to the bottom of precast shear wall, upper flange inner side and upper connection reinforcement welding；Lower connection steel framework includes water
Flat web, web both sides are provided with vertical wing plate, and web is close to the top of lower precast shear wall, the wing below web
It is in contact on the inside of plate with lower connection reinforcement welding, the bottom web of upper connection steel framework with the web of lower connection steel framework.
Further, screw, and the spiral shell on lower wing plate and wing plate are set on lower wing plate and on the wing plate above web
Hole is fixedly connected with respect to set bolt to realize to connect steel framework with lower connection steel framework one by one.
Further, a step be present between the upper flange and lower wing plate of upper connection steel framework, step width is lower connection
The wing plate thickness of steel framework is so that upper flange and wing plate flush with outer surface.
Further, upper connection reinforcing bar is the vertical distribution bar in upper precast shear wall, and lower connection reinforcing bar is prefabricated under being
Vertical distribution bar in shear wall.
Further, the outermost width of upper connection steel framework is equal to the thickness of upper precast shear wall, and lower connection steel framework is most
Outside width is equal to the thickness of lower precast shear wall；The outside spacing of the upper connection lower wing plate of steel framework two is equal to lower connection steel framework
The inner side spacing of two wing plates.
Further, the upper connection reinforcing bar is not less than upper connection steel with the weld length on the inside of upper connection steel framework upper flange
7 times of muscle diameter；The lower connection reinforcing bar is not less than lower connection with the weld length on the inside of wing plate below lower connection steel framework web
7 times of bar diameter.
Further, the upper connection reinforcing bar and lower connection reinforcing bar are more, are parallel to each other and set at equal intervals, upper company
Connect reinforcing bar and lower connection reinforcing bar alignment is set.
Preferably, upper connection steel framework is identical with the thickness of lower connection steel framework wing plate, and the thickness of web is also identical.
Reinforcing bar is connected on the utility model using the vertical distribution bar being embedded in precast shear wall, lower connection reinforcing bar
Using the vertical distribution bar being embedded in lower precast shear wall, upper connection reinforcing bar and the upper connected mode for connecting steel framework, lower company
The connected mode for connecing reinforcing bar and lower connection steel framework is welded using overlap joint.
For with a piece of precast shear wall, when it is assembled on another precast shear wall, it prefabricated cuts as upper
Power wall, for a piece of precast shear wall, when other assembled precast shear walls of its top, it is as lower precast shear wall.
For with a piece of upper precast shear wall, along the horizontal length direction of its bottom surface, upper connection steel framework should be continuous arrangement.
For with a piece of lower precast shear wall, along the horizontal length direction of its top surface, lower connection steel framework should be continuous arrangement.
Upper connection steel framework and lower connection steel framework can be welded using steel plate, can also use shaped steel；Upper connection steel framework
Epiplastron be close to precast shear wall bottom surface set, it is upper connection steel framework upper flange upward and its inner side with upper connection reinforcing bar
Welding, for upper connection steel-bar arrangement in upper precast shear wall, the web of lower connection steel framework is close to the top surface of lower precast shear wall
Set, the wing plate lower inside of lower connection steel framework and lower connection reinforcement welding, lower connection steel-bar arrangement is in lower precast shear wall.
Upper connection reinforcing bar and lower connection reinforcing bar have more, are respectively separated the upper flange for being arranged on connection steel framework and lower company
Connect the inner side of the wing plate of steel framework；The fusion length of upper connection reinforcing bar and the upper flange of upper connection steel framework is strong by the tension of connection reinforcing bar
The fusion length of the wing plate of degree and diameter determination, lower connection reinforcing bar and lower connection steel framework is by the tensile strength and diameter for connecting reinforcing bar
It is determined that.
The wing plate top of the lower wing plate of upper connection steel framework and lower connection steel framework is both provided with double screw, its aperture, pitch-row
And number is identical, can be connected by screw bolts or other mechanical connection manners.
Precast shear wall and during lower precast shear wall in assembly, the upper connection steel framework lower half of upper precast shear wall is embedded in
In the lower connection steel framework of lower precast shear wall, make to connect the screw in steel framework on lower wing plate and connected with lower in steel framework on wing plate
The screw alignment in portion, and make to connect the bottom web in steel framework and contacted with the web in lower connection steel framework, then entered by bolt
Row connection, the assembly of completions upper precast shear wall and lower precast shear wall, after completion assembly, the non-bulging metope of connector, not volume
The outer occupancy interior space.
It is upper connection reinforcing bar and it is lower connection reinforcing bar as shear wall distributing reinforcement, edge member principal rod when, its cross-sectional area,
Away from must meet《Code for design of concrete structures》（GB 50010-2010）、《Anti-quake Architectural Structure Design specification》（GB50011-
2010）、《Technical specification for concrete structures of high-rise building》（JGJ 3-2010）Regulation；In addition to defined above, this practicality is new
Setting, geometric parameter and the strength of materials of type device should also follow the related specifications requirement of the art.
The connection method of the attachment means of fabricated shear wall horizontal joint is as follows, according to upper precast shear wall and under it is prefabricated
Steel framework and lower connection steel framework, upper connection steel are connected in the Position Design of the thickness of shear wall and upper connection reinforcing bar and lower connection reinforcing bar
The epiplastron of frame is close to the bottom of precast shear wall, by it is upper connection steel framework upper flange on the inside of with upper connection reinforcement welding,
The web of lower connection steel framework is close to the top of lower precast shear wall, by lower connection steel framework on the inside of the wing plate below web with
Connect reinforcement welding；Precast shear wall and during lower precast shear wall in assembly, by under the upper connection steel framework of upper precast shear wall
In the lower connection steel framework of wing plate and the lower precast shear wall of bottom web insertion, make to connect the screw on the lower wing plate of steel framework and lower company
The screw alignment on the wing plate of steel framework is connect, and makes to connect the bottom web in steel framework and is contacted with the web in lower connection steel framework, so
Afterwards by setting bolt to be attached in screw, the assembly of precast shear wall and lower precast shear wall in completion.
The horizontal piece attachment means of the utility model fabricated shear wall can be undertaken in pulling force, pressure, shearing, moment of flexure etc.
Power, make shear wall safe and reliable in the connection of the horizontal edge joint position of assembling：
（1）When shear wall tension, pulling force bang path is as follows：
Upper precast shear wall, upper connection reinforcing bar, the upper flange of upper connection steel framework, the lower wing plate of upper connection steel framework, lower connection
The wing plate of steel framework, lower connection reinforcing bar, lower precast shear wall；
（2）When shear wall is pressurized, pressure transmission path is as follows：
Upper precast shear wall, the epiplastron of upper connection steel framework, the bottom web of upper connection steel framework, the web of lower connection steel framework,
Lower precast shear wall；
（3）When shear wall is cut, Shear transfer path is as follows：
Upper precast shear wall, upper connection reinforcing bar, the upper flange of upper connection steel framework, the lower wing plate of upper connection steel framework, lower connection
The wing plate of steel framework, lower connection reinforcing bar, lower precast shear wall；
（4）When shear wall by it is curved when, pulling force and pressure can be broken down into, its Path of Force Transfer and foregoing pulling force,
Pressure transmission path is identical.
It should be pointed out that for those skilled in the art, before the utility model principle is not departed from
Put, some improvements and modifications can also be made, these improvements and modifications also should be regarded as the scope of protection of the utility model, this reality
The available prior art of each part being not known in example is applied to be realized.
Claims (9)
1. the attachment means of fabricated shear wall horizontal joint, for connecting upper precast shear wall and lower precast shear wall, it is special
Sign is：Including upper connection reinforcing bar, upper connection steel framework, lower connection steel framework, lower connection reinforcing bar, upper connection steel-bar arrangement is upper prefabricated
In shear wall, upper connection reinforcing bar is fixedly connected with upper connection steel framework, and upper connection steel framework is fixedly connected with lower connection steel framework, lower connection
Steel framework is fixedly connected with lower connection reinforcing bar, and lower connection steel-bar arrangement is in lower precast shear wall.
2. the attachment means of fabricated shear wall horizontal joint according to claim 1, it is characterised in that：Upper connection steel framework
Epiplastron and horizontal bottom web including level, epiplastron top both sides are provided with vertical upper flange, bottom web top
Both sides are provided with vertical lower wing plate, connect epiplastron lower surface at the top of lower wing plate, epiplastron is close to precast shear wall
Bottom, on the inside of upper flange with upper connection reinforcement welding；Lower connection steel framework includes horizontal web, and web both sides are provided with perpendicular
Straight wing plate, web are close to the top of lower precast shear wall, below web on the inside of wing plate with lower connection reinforcement welding, upper company
The bottom web for connecing steel framework is in contact with the web of lower connection steel framework.
3. the attachment means of fabricated shear wall horizontal joint according to claim 2, it is characterised in that：On lower wing plate
With screw is set on the wing plate above web, and the screw on lower wing plate and wing plate is relative one by one is connected with setting bolt to realize
Connect steel framework and connect being fixedly connected for steel framework with lower.
4. the attachment means of fabricated shear wall horizontal joint according to claim 3, it is characterised in that：Upper connection steel framework
Upper flange and lower wing plate between a step be present, step width for lower connection steel framework wing plate thickness so that upper flange and the wing
Plate flush with outer surface.
5. the attachment means of the fabricated shear wall horizontal joint according to one of claim 1-4, it is characterised in that：Upper company
Reinforcing bar is connect as the vertical distribution bar in upper precast shear wall, lower connection reinforcing bar is the vertical distribution steel in lower precast shear wall
Muscle.
6. the attachment means of the fabricated shear wall horizontal joint according to one of claim 2-4, it is characterised in that：Upper company
The outermost width for connecing steel framework is equal to the thickness of upper precast shear wall, prefabricated shearing under the lower outermost width for connecting steel framework is equal to
The thickness of wall；The outside spacing of the upper connection lower wing plate of steel framework two is equal to the inner side spacing of the lower connection wing plate of steel framework two.
7. the attachment means of the fabricated shear wall horizontal joint according to one of claim 2-4, it is characterised in that：It is described
Upper connection reinforcing bar and 7 times of the weld length on the inside of upper connection steel framework upper flange not less than upper connection bar diameter；The lower company
Connect reinforcing bar and 7 times of the weld length on the inside of wing plate below lower connection steel framework web not less than lower connection bar diameter.
8. the attachment means of the fabricated shear wall horizontal joint according to one of claim 1-4, it is characterised in that：It is described
Upper connection reinforcing bar and lower connection reinforcing bar are more, are parallel to each other and set at equal intervals, upper connection reinforcing bar and lower connection reinforcing bar pair
It is neat to set.
9. the attachment means of the fabricated shear wall horizontal joint according to one of claim 2-4, it is characterised in that：Connection
When device undertakes pulling force, pressure, shearing, moment of flexure, stress bang path is as follows：
（1）When shear wall tension, pulling force bang path is as follows：
Upper precast shear wall, upper connection reinforcing bar, the upper flange of upper connection steel framework, the lower wing plate of upper connection steel framework, lower connection steel framework
Wing plate, lower connection reinforcing bar, lower precast shear wall；
（2）When shear wall is pressurized, pressure transmission path is as follows：
Upper precast shear wall, the epiplastron of upper connection steel framework, the bottom web of upper connection steel framework, the web of lower connection steel framework are lower pre-
Shear wall processed；
（3）When shear wall is cut, Shear transfer path is as follows：
Upper precast shear wall, upper connection reinforcing bar, the upper flange of upper connection steel framework, the lower wing plate of upper connection steel framework, lower connection steel framework
Wing plate, lower connection reinforcing bar, lower precast shear wall；
（4）When shear wall by it is curved when, pulling force and pressure can be broken down into, its Path of Force Transfer and foregoing pulling force, pressure
Bang path is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720467244.XU CN206859464U (en) | 2017-04-29 | 2017-04-29 | The attachment means of fabricated shear wall horizontal joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720467244.XU CN206859464U (en) | 2017-04-29 | 2017-04-29 | The attachment means of fabricated shear wall horizontal joint |
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| CN206859464U true CN206859464U (en) | 2018-01-09 |
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ID=60822328
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| CN201720467244.XU Active CN206859464U (en) | 2017-04-29 | 2017-04-29 | The attachment means of fabricated shear wall horizontal joint |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906923A (en) * | 2017-04-29 | 2017-06-30 | 福州大学 | The attachment means of fabricated shear wall horizontal joint and connection method |
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2017
- 2017-04-29 CN CN201720467244.XU patent/CN206859464U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906923A (en) * | 2017-04-29 | 2017-06-30 | 福州大学 | The attachment means of fabricated shear wall horizontal joint and connection method |
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