CN109138221A - A kind of precast concrete-steel plate combined shear wall splicing node and construction method - Google Patents
A kind of precast concrete-steel plate combined shear wall splicing node and construction method Download PDFInfo
- Publication number
- CN109138221A CN109138221A CN201811222442.5A CN201811222442A CN109138221A CN 109138221 A CN109138221 A CN 109138221A CN 201811222442 A CN201811222442 A CN 201811222442A CN 109138221 A CN109138221 A CN 109138221A
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- Prior art keywords
- wall
- precast concrete
- chamber
- steel plate
- splicing
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
- Load-Bearing And Curtain Walls (AREA)
Abstract
The invention discloses a kind of splicing node of precast concrete compound shear wall and construction methods, including the first splicing component and the second splicing component, the structure of first splicing component and the second splicing component is identical, it include precast concrete wall and steel plate, the steel plate is embedded in precast concrete wall, steel plate at node is repeatedly bent, and the steel plate after bending is welded, form a chamber, a part of the chamber is embedded in precast concrete wall, and another part extends precast concrete wall；The chamber interior is filled with concrete；The chamber outer wall for extending precast concrete wall that the chamber outer wall for extending precast concrete wall of first splicing component splices component with second offsets fixation, is cast with concrete layer on the outside of two chambers.Both it had solved the problems, such as that precast concrete shear wall site operation was difficult, and had also solved the problems, such as that precast concrete-steel plate combined shear wall assembled in situ was unsafe.
Description
Technical field
The present invention relates to assembled architecture fields, and in particular to a kind of precast concrete-steel plate combined shear wall splicing section
Point and construction method.
Background technique
As assembled architecture policy constantly pushes and the raising of market acceptance, assembled architecture development such as fire at present
Such as the bitter edible plant, each enterprise in each department all falls over each other to develop assembled architecture.In the assembled architecture using shear wall structure, mainly with pre-
Concrete shear force wall processed and precast concrete-steel plate combined shear wall are in the majority.For precast concrete shear wall, shear wall
Vertical interconnection technique has been a concern, and current main connection type is that grout sleeve connects, but in practice of construction due to
The influence of the problem of component precision and site operation personnel and condition cause grout sleeve connection that cannot smoothly connect comprehensively,
Appearance is vertically connected with difficulty, and there are biggish construction and security risks；Cost is also resulted in using grout sleeve connection simultaneously
Increase.
Precast concrete-main connection type of steel plate combined shear wall structural system is that scene is poured after upper lower steel plate connects
Build concrete.Although this shear wall, which is compared to connect with grout sleeve, improves assembly efficiency, carry out spelling up and down at the scene
When connecing, concreting front nodal point stitching portion steel plate stability is poor, and there are security risks for construction.
Summary of the invention
For above-mentioned the technical problems existing in the prior art, the object of the present invention is to provide a kind of combinations of precast concrete
The splicing node and construction method of shear wall.Precast concrete shear wall using end bending steel plate connection splices node.It should
Kind shear wall splicing node uses the advantage of the convenient advantage of steel structure connection and concrete structure entirety, makes up respectively lack mutually
It falls into, had both solved the problems, such as that precast concrete shear wall site operation was difficult, and also solved precast concrete-steel plate combined shear
The unsafe problem of wall assembled in situ.
In order to solve problem above, the technical solution of the present invention is as follows:
A kind of splicing node of precast concrete compound shear wall, including the first splicing component and the second splicing component, the
The structure of one splicing component and the second splicing component is identical, includes precast concrete wall and steel plate, the steel plate is embedded in
In precast concrete wall, the steel plate at node is repeatedly bent, and the steel plate after bending is welded, and forms a chamber,
The transverse gage of chamber is less than the thickness of precast concrete wall, and a part of the chamber is embedded in precast concrete wall
Interior, another part extends precast concrete wall；
The chamber interior is filled with concrete；
The chamber outer wall for extending precast concrete wall of first splicing component and extending for the second splicing component are pre-
The chamber outer wall of concrete wall processed offsets fixation, makes the precast concrete wall and the second splicing component of the first splicing component
Precast concrete wall is located along the same line, and is cast with concrete layer on the outside of two chambers.
Preferably, the chamber is rectangular parallelepiped structure.Rectangular parallelepiped structure is fixed convenient for splicing.
Preferably, pre-buried depth of the chamber in precast concrete wall is greater than or equal to 80mm.
Preferably, the weld length between the steel plate after bending is not less than the 1/3. of bending part length
Preferably, the exposed length of the chamber is not less than the larger value in the thickness and 200mm of precast concrete wall,
And no more than 2 times of pre-buried depth.
Preferably, the thickness of the chamber is not less than the 1/3 of precast concrete wall thickness, is not more than pre-cast concrete walling
The 2/3 of body thickness.
Preferably, the flush in the outside of the concrete layer and precast concrete wall.
Preferably, the first chamber outer wall for extending precast concrete wall of splicing component and prolonging for the second splicing component
The chamber outer wall for stretching out precast concrete wall offsets fixed structure are as follows: junction steel plate, connection is arranged in the two sides of two chambers
Steel plate and chamber and chamber interior are provided with through-hole, and bolt passes through the junction steel plate and chamber of two sides, the first splicing component and
Second splicing component connection.
It is further preferred that the partial interior for extending precast concrete wall of the chamber is provided at least one set
Pipe, casing is arranged along the thickness direction of precast concrete wall, and the both ends of casing are respectively held against the inner wall of chamber, quilt cover pipeloop
Through-hole is provided on the chamber inner wall risen, the chamber interior jacket exterior is filled with concrete.
It is further preferred that the junction steel plate is overall structure, the length of junction steel plate and precast concrete shear wall
It is equal.
It is further preferred that the junction steel plate is segmental structure, multistage steel plate is distributed in precast concrete shear wall
On length direction, the first splicing component and the second splicing component are securely connected.
Preferably, the first chamber outer wall for extending precast concrete wall of splicing component and prolonging for the second splicing component
The chamber outer wall for stretching out precast concrete wall is attached by welding.
The construction method of the splicing node of the precast concrete compound shear wall includes the following steps: the first splicing
The chamber outer wall of component and the chamber outer wall for extending precast concrete wall of the second splicing component offset, using bolt
It is connected and fixed or welds, so that the precast concrete wall of the precast concrete wall of the first splicing component and the second splicing component
It is located along the same line, is then poured concrete layer in the outside of two chambers, makes outer surface and the precast concrete of concrete layer
Exterior surface of wall is concordant.
The invention has the benefit that
1, precast concrete-steel plate combined shear wall splicing node is vertically connected using end bending steel plate, is kept away
Exempt from the connection of grout sleeve in traditional precast concrete shear wall, it is easy to operate, and relative to grout sleeve save the cost.
2, precast concrete-steel plate combined shear wall splicing node light plate is only bent in the upper and lower end parts of shear wall,
While realization is vertically connected with, fill concrete is formed in the chamber with one fixed width that junction is surrounded with double plates and double plates
Steel plate-concrete composite construction replace veneer, solve the stable problem of construction stage junction steel plate, with concrete
Soil-steel plate combined shear wall is compared, construction safety.
3, precast concrete-steel plate combined shear wall splicing node is vertically connected with by way of bolt or welding real
Existing, easy to operate, speed of application is fast, saves the duration.
4, steel plate upper and lower side used in precast concrete-steel plate combined shear wall splicing node is bent, and splicing position is stablized
Property it is high, can with multilayer it is continuous it is assembled uniformly pour, compared to grout sleeve mode, speed of application is fast, saves the duration.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is to bend steel plate using end to be bolted place's sectional view up and down；
Fig. 2 is the structural schematic diagram for bending steel plate using end and being bolted the three kinds of embodiments in place up and down；
Fig. 3 is that steel plate or more weld sectional view is bent using end；
Fig. 4 is the structural schematic diagram that steel plate or more weld is bent using end.
Wherein: 1, precast concrete wall, 2, steel plate, 3, junction steel plate, 4, bolt, 5, casing, 6, concrete layer, 7, fill out
Fill concrete structure, 8, pre-embedded steel slab extended segment, 9, fillet weld.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As shown in Figure 1, a kind of splicing node of precast concrete compound shear wall, including the first splicing component and second are spelled
The structure of connection member, the first splicing component and the second splicing component is identical, described including precast concrete wall 1 and steel plate 2
Steel plate 2 is embedded in precast concrete wall 1, and the steel plate at node is repeatedly bent, and the steel plate after bending is welded, shape
At a chamber, the transverse gage of chamber is less than the thickness of precast concrete wall 1, and a part of the chamber is embedded in prefabricated
In concrete wall 1, another part extends precast concrete wall 1；The chamber interior is filled with concrete；First splicing
The chamber outer wall for extending precast concrete wall 1 of component and the second splicing component extend precast concrete wall 1
Chamber outer wall offsets fixation, makes the precast concrete wall 1 of the first splicing component and the pre-cast concrete walling of the second splicing component
Body 1 is located along the same line, and concrete layer 6 is cast on the outside of two chambers.
The chamber is preferably shaped to rectangular parallelepiped structure.Rectangular parallelepiped structure is fixed convenient for splicing.
Pre-buried depth of the chamber in precast concrete wall 1 is greater than or equal to 80mm, to guarantee that steel plate-concrete is compound
Binding force between structure and precast concrete wall 1.The weld length between steel plate 2 after bending is long not less than bending part
The 1/3 of degree to guarantee weld strength between steel plate, and then guarantees the intensity of splicing node.The exposed length of the chamber is not small
The larger value in the thickness and 200mm of precast concrete wall, to guarantee the bonding strength between two splicing components, and not
Greater than 2 times of pre-buried depth, to guarantee the bonding strength between two splicing components.The thickness of the chamber is mixed not less than prefabricated
The 1/3 of solidifying cob wall body thickness, no more than the 2/3 of precast concrete wall thickness, to improve the steady of construction stage steel plate junction
It is qualitative.The outside of concrete layer and the flush of precast concrete wall.
The chamber outer wall for extending precast concrete wall 1 of first splicing component and extending for the second splicing component are pre-
The chamber outer wall of concrete wall 1 processed offsets fixed structure are as follows: junction steel plate 3, junction steel plate 3 is arranged in the two sides of two chambers
It is provided with through-hole (bolt hole) with chamber and chamber interior, bolt 4 passes through the junction steel plate 3 and chamber of two sides, and first is spelled
Connection member and the second splicing component connection.
Concrete blocks the bolt hole on steel plate in order to prevent, in the part for extending precast concrete wall of chamber
It is internally provided at least one casing 5, casing 5 is arranged along the thickness direction of precast concrete wall 1, and the both ends of casing 5 point
The inner wall of chamber is not resisted, is provided on the chamber inner wall that sleeve encloses through-hole (bolt hole), outside the chamber interior casing
Portion is filled with concrete, and casing 5 can protect the bolt hole on steel plate 2, to prevent concrete from blocking bolt hole.
As shown in Fig. 2, the junction steel plate 3 is overall structure, the length phase of junction steel plate 3 and precast concrete shear wall
Deng as shown in Fig. 2 (c).Or, the junction steel plate 3 is segmental structure, multistage steel plate is distributed in the length of precast concrete shear wall
It spends on direction, the first splicing component and the second splicing component is securely connected, two bolts hole are only set on every section of steel plate, respectively
It is connect by bolt with the first splicing component and the second splicing component, as shown in Fig. 2 (a).Or, can be set simultaneously on every section of steel plate
Two column, three column, four column bolts hole of row, each column bolt hole includes two bolts hole, splices component and the with first by bolt
Two splicing component connections, as shown in Fig. 2 (b).
As shown in Figure 3 and Figure 4, the chamber outer wall for extending precast concrete wall of the first splicing component and the second splicing
The chamber outer wall for extending precast concrete wall of component is attached by welding.
The construction method of the splicing node of the precast concrete compound shear wall, includes the following steps: first to steel plate
End clod wash processing is carried out, then carries out steel plate at tail end after raw steel plate and bending to be spliced to form entirety；Upper and lower end parts are carried out again
Bolt box setting；Then casting concrete forms precast shear wall in the factory.Shear wall end bending steel plate has been protected
The transmitting of the stabilization of upper and lower side steel plate and vertical load when having demonstrate,proved live splicing, but preparatory and additional steel plate is also needed to dock, guarantee
Efficiency (this step can be skipped when welded connecting) when the splicing of scene；Up and down when splicing, it is first aligned reinforcing bar up and down, then added
The bolt of plate connects welding, and after docking, poured in place concrete forms entirety.Make the outer surface of concrete layer with it is prefabricated
Concrete wall flush with outer surface.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of splicing node of precast concrete compound shear wall, it is characterised in that: spelled including the first splicing component and second
The structure of connection member, the first splicing component and the second splicing component is identical, includes precast concrete wall and steel plate, the steel
Plate is embedded in precast concrete wall, and the steel plate at node is repeatedly bent, and the steel plate after bending is welded, and forms one
A chamber, the transverse gage of chamber are less than the thickness of precast concrete wall, and a part of the chamber is embedded in concrete
In cob wall body, another part extends precast concrete wall；
The chamber interior is filled with concrete；
First splicing component the chamber outer wall for extending precast concrete wall with second splicing component extend it is prefabricated mix
The chamber outer wall of solidifying cob wall body offsets fixation, make the first splicing component precast concrete wall and the second splicing component it is prefabricated
Concrete wall is located along the same line, and is cast with concrete layer on the outside of two chambers.
2. splicing node according to claim 1, it is characterised in that: the chamber is rectangular parallelepiped structure.
3. splicing node according to claim 1, it is characterised in that: the chamber is pre-buried in precast concrete wall
Depth is greater than or equal to 80mm.
Preferably, the weld length between the steel plate after bending is not less than the 1/3 of bending part length.
4. splicing node according to claim 3, it is characterised in that: the exposed length of the chamber is not less than concrete
The larger value in the thickness and 200mm of cob wall body, and no more than 2 times of pre-buried depth；
Preferably, the thickness of the chamber is not less than the 1/3 of precast concrete wall thickness, thick no more than precast concrete wall
The 2/3 of degree.
5. splicing node according to claim 1, it is characterised in that: the outside of the concrete layer and pre-cast concrete walling
The flush of body.
6. splicing node according to claim 1, it is characterised in that: the first splicing component extends pre-cast concrete walling
The chamber outer wall for extending precast concrete wall of the chamber outer wall of body and the second splicing component offsets fixed structure are as follows:
Junction steel plate is arranged in the two sides of two chambers, and junction steel plate and chamber and chamber interior are provided with through-hole, and bolt passes through two sides
Junction steel plate and chamber, the first splicing component and the second splicing component connection.
7. splicing node according to claim 6, it is characterised in that: the chamber extends precast concrete wall
Partial interior is provided at least one casing, and casing is arranged along the thickness direction of precast concrete wall, and the both ends of casing point
The inner wall of chamber is not resisted, through-hole is provided on the chamber inner wall that sleeve encloses, and the chamber interior jacket exterior is filled with
Concrete.
8. splicing node according to claim 6, it is characterised in that: the junction steel plate is overall structure, junction steel plate
With the equal length of precast concrete shear wall.
Or, the junction steel plate is segmental structure, multistage steel plate is distributed on the length direction of precast concrete shear wall, by the
One splicing component and the second splicing component securely connect.
9. splicing node according to claim 6, it is characterised in that: the first splicing component extends pre-cast concrete walling
The chamber outer wall of body and the chamber outer wall for extending precast concrete wall of the second splicing component are attached by welding.
10. the construction method of the splicing node of any precast concrete compound shear wall of claim 1-9, feature exist
In: include the following steps: that the chamber outer wall by the first splicing component splices component with second and extends precast concrete
The chamber outer wall of wall offsets, and is fixed with bolts or welds so that first splicing component precast concrete wall and
The precast concrete wall of second splicing component is located along the same line, and is then poured concrete layer in the outside of two chambers, makes
The outer surface of concrete layer and precast concrete wall flush with outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811222442.5A CN109138221B (en) | 2018-10-19 | 2018-10-19 | Precast concrete-steel plate combined shear wall splicing joint and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811222442.5A CN109138221B (en) | 2018-10-19 | 2018-10-19 | Precast concrete-steel plate combined shear wall splicing joint and construction method |
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| CN109138221A true CN109138221A (en) | 2019-01-04 |
| CN109138221B CN109138221B (en) | 2023-10-13 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110820984A (en) * | 2019-10-25 | 2020-02-21 | 绍兴文理学院 | Transverse connection method for assembled prefabricated superposed wall boards |
| CN110820983A (en) * | 2019-10-25 | 2020-02-21 | 绍兴文理学院 | Longitudinal connection method for assembled prefabricated superposed wall boards |
| CN112227564A (en) * | 2020-11-05 | 2021-01-15 | 中交第四航务工程勘察设计院有限公司 | Steel plate composite shear wall bolt splicing node and shear wall |
| CN114517596A (en) * | 2022-03-10 | 2022-05-20 | 山东省建筑科学研究院有限公司 | Prestressing force key connection structure of prefabricated wall board and brickwork wall |
| CN116856584A (en) * | 2023-08-18 | 2023-10-10 | 河北陆星建设集团有限公司 | Energy-saving multifunctional building outer wall body |
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| CN207063231U (en) * | 2017-06-21 | 2018-03-02 | 北京智慧云建科技有限公司 | A kind of precast shear wall standard module |
| CN209163130U (en) * | 2018-10-19 | 2019-07-26 | 山东大学 | A kind of precast concrete-steel plate combined shear wall splicing node |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110820984A (en) * | 2019-10-25 | 2020-02-21 | 绍兴文理学院 | Transverse connection method for assembled prefabricated superposed wall boards |
| CN110820983A (en) * | 2019-10-25 | 2020-02-21 | 绍兴文理学院 | Longitudinal connection method for assembled prefabricated superposed wall boards |
| CN110820983B (en) * | 2019-10-25 | 2022-04-15 | 绍兴文理学院 | Longitudinal connection method for assembled prefabricated superposed wall boards |
| CN112227564A (en) * | 2020-11-05 | 2021-01-15 | 中交第四航务工程勘察设计院有限公司 | Steel plate composite shear wall bolt splicing node and shear wall |
| CN114517596A (en) * | 2022-03-10 | 2022-05-20 | 山东省建筑科学研究院有限公司 | Prestressing force key connection structure of prefabricated wall board and brickwork wall |
| CN114517596B (en) * | 2022-03-10 | 2024-04-02 | 山东省建筑科学研究院有限公司 | Prestress pin key connection structure of prefabricated wallboard and masonry wall |
| CN116856584A (en) * | 2023-08-18 | 2023-10-10 | 河北陆星建设集团有限公司 | Energy-saving multifunctional building outer wall body |
| CN116856584B (en) * | 2023-08-18 | 2023-12-08 | 河北陆星建设集团有限公司 | Energy-saving multifunctional building outer wall body |
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|---|---|
| CN109138221B (en) | 2023-10-13 |
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