CN112695931A - Prefabricated concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection - Google Patents
Prefabricated concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection Download PDFInfo
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- CN112695931A CN112695931A CN202110020381.XA CN202110020381A CN112695931A CN 112695931 A CN112695931 A CN 112695931A CN 202110020381 A CN202110020381 A CN 202110020381A CN 112695931 A CN112695931 A CN 112695931A
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 23
- 230000021715 photosynthesis, light harvesting Effects 0.000 title claims abstract description 23
- 230000035939 shock Effects 0.000 title claims abstract description 22
- 239000004567 concrete Substances 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 90
- 239000010959 steel Substances 0.000 claims abstract description 90
- 230000005540 biological transmission Effects 0.000 claims abstract description 52
- 239000011178 precast concrete Substances 0.000 claims description 11
- 238000004873 anchoring Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 6
- 238000005265 energy consumption Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 9
- 230000007306 turnover Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 101100008049 Caenorhabditis elegans cut-5 gene Proteins 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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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
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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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses a prefabricated concrete shear wall connecting structure based on PBL and energy dissipation and shock absorption connection. The invention has the beneficial effects that: the shear wall adopts dry connection, the connection nodes are detachable and can be repeatedly used, and the cost can be reduced after long-term turnover; the mounting bolt plays a role in energy dissipation and shock absorption through the sliding of the long screw hole in the shear transmission plate and the friction force of the steel base plate, and the design of the energy dissipation and shock absorption connecting node improves the safety of the dry connecting node; the shear wall is connected with the bolts through the embedded parts, on-site wet operation is not needed, the installation is simple and rapid, the advantages of resource saving, environment protection and pollution reduction of the assembly type building technology are exerted to the maximum extent, and the concrete material is adopted, so that the durability is good, and the shear wall is suitable for small-size on-duty rooms and temporary rooms with high requirements on durability.
Description
Technical Field
The invention relates to a precast concrete shear wall connection structure, in particular to a precast concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection, and belongs to the technical field of assembly type building engineering application.
Background
The shear wall is a wall body which mainly bears horizontal load and vertical load caused by wind load or earthquake action in a house or a structure, and the shear damage of the structure is prevented. With the continuous development of the building field, the application of the prefabricated shear wall is more and more extensive, namely, the prefabricated shear wall is prefabricated in advance, and when a house is built, the prefabricated shear wall is only transported to an assembly place to be installed.
Most of the existing assembled frame structure nodes are in wet operation connection, are not easy to operate and are complex in rib arrangement; and the prefabricated column usually protrudes out of the wall surface, so that the appearance and the use function are influenced.
Based on this, this application provides a precast concrete shear force wall connection structure based on PBL is connected with power consumption shock attenuation.
Disclosure of Invention
The invention aims to provide a prefabricated concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection, the connection structure is completely dry-type connection, can be detached and circulated, the safety degree of a connection node is greatly improved by considering the energy dissipation and shock absorption connection structure under the action of an earthquake, and the connection node can be replaced according to the damage degree of the energy dissipation and shock absorption connection node after the earthquake occurs.
The invention realizes the purpose through the following technical scheme: a precast concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection comprises a transverse shear wall, a longitudinal shear wall, a reserved mounting groove, a longitudinal wall PBL shear transmission steel plate, a transverse wall PBL shear transmission steel plate, a mounting bolt, a sleeve, a steel base plate, a long screw hole and a screw hole; pass through construction bolt between horizontal shear force wall and the vertical shear force wall and cut steel sheet and cross wall PBL and pass to cut the steel sheet and twist the fastening and fix with vertical wall PBL, vertical wall PBL passes to cut the steel sheet setting in reserving the mounting groove, construction bolt passes the steel slab and passes to cut the steel sheet with vertical wall PBL and screw up with the sleeve, steel slab and long screw constitute energy consumption shock attenuation connecting body, vertical wall PBL passes to cut and has seted up the screw on the steel sheet.
As a still further scheme of the invention: the PBL transmission shear steel plates of the transverse wall are embedded at two ends of the transverse shear wall, the PBL transmission shear steel plates of the transverse wall and the sleeve form a connection anchoring embedded part, and the connection anchoring embedded part is positioned and embedded in advance when concrete is poured.
As a still further scheme of the invention: the PBL shear transmission steel plates of the longitudinal wall are embedded at two ends of the longitudinal shear wall positioned on the inner side, the reserved mounting groove and the PBL shear transmission steel plates of the longitudinal wall are part of the main body of the longitudinal shear wall, and the PBL shear transmission steel plates of the longitudinal wall and the longitudinal shear wall are cast together.
As a still further scheme of the invention: the installation bolt fixes the steel base plate and the PBL shear transmission steel plate of the longitudinal wall, and converts part of earthquake action into heat energy through relative sliding between the steel base plate and the PBL shear transmission steel plate of the longitudinal wall.
As a still further scheme of the invention: the long screw holes and the screw holes are formed in one part of the PBL shear transmission steel plate of the longitudinal wall, the long screw holes are formed in the middle of the PBL shear transmission steel plate of the longitudinal wall, and the screw holes are distributed in two wings of the PBL shear transmission steel plate of the longitudinal wall.
As a still further scheme of the invention: when the PBL shear transmission steel plate for the longitudinal wall is used for pouring concrete, short steel bars can be inserted into the PBL shear transmission steel plate through screw holes or the PBL shear transmission steel plate can penetrate through the concrete to form a shear key.
The invention has the beneficial effects that: the connection structure of the prefabricated concrete shear wall based on the PBL and the energy dissipation and shock absorption connection is reasonable in design, all the shear walls are connected in a dry mode, connection nodes can be detached and can be used repeatedly, and the cost can be greatly reduced after long-term turnover; the mounting bolt plays a role in energy dissipation and shock absorption through the sliding of the long screw hole in the shear transmission plate and the friction force of the steel backing plate, and the safety of the dry type connecting node is greatly improved due to the design of the energy dissipation and shock absorption connecting node; the shear wall is connected with the bolts through the embedded parts, on-site wet operation is not needed, the installation is simple and rapid, the advantages of resource saving, environment protection and pollution reduction of the assembly type building technology are exerted to the maximum extent, concrete materials are adopted, the durability is good, the installation is convenient, the turnover can be realized, and the shear wall is suitable for small-size on-duty rooms and temporary rooms with high requirements on durability.
Drawings
FIG. 1 is a schematic cross-sectional view of a shear wall connection structure according to the present invention;
FIG. 2 is a schematic plan view of a shear wall connection structure according to the present invention;
FIG. 3 is a schematic cross-sectional view of a PBL shear-transferring steel plate and a steel backing plate of the longitudinal wall of the present invention;
FIG. 4 is a schematic plan view of a PBL shear-transmitting steel plate and a steel backing plate of the longitudinal wall of the present invention;
FIG. 5 is a schematic plan view of the steel shim plate of the present invention.
In the figure: 1. the shear wall comprises a transverse shear wall body 2, a longitudinal shear wall body 3, a reserved installation groove 4, a longitudinal wall PBL shear transmission steel plate 5, a transverse wall PBL shear transmission steel plate 6, an installation bolt 7, a sleeve 8, a steel base plate 9, a long screw hole 10 and a screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, a precast concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection includes a transverse shear wall 1, a longitudinal shear wall 2, a reserved installation groove 3, a longitudinal wall PBL shear transmission steel plate 4, a transverse wall PBL shear transmission steel plate 5, an installation bolt 6, a sleeve 7, a steel backing plate 8, a long screw hole 9, and a screw hole 10; pass through construction bolt 6 between horizontal shear force wall 1 and the vertical shear force wall 2 and cut steel sheet 4 and cross wall PBL and pass and cut 5 screws up fixedly with cross wall PBL, it passes to cut steel sheet 4 and sets up in reserving mounting groove 3 to indulge wall PBL, construction bolt 6 passes steel backing plate 8 and passes to cut steel sheet 4 with indulging wall PBL and screw up with sleeve 7, steel backing plate 8 and long screw hole 9 constitute energy consumption shock attenuation connecting body, screw 10 has been seted up on the steel sheet 4 is cut in the biography of vertical wall PBL.
In the embodiment of the invention, the transverse wall PBL shear transmission steel plates 5 are embedded at two ends of the transverse shear wall 1, the transverse wall PBL shear transmission steel plates 5 and the sleeves 7 form a connecting and anchoring embedded part, the connecting and anchoring embedded part is positioned and embedded in advance when concrete is poured, the shear wall is connected through the embedded part and bolts, on-site wet operation is not needed, the installation is simple and rapid, and the assembly type building technology is exerted to the maximum extent, so that resources are saved.
In the embodiment of the invention, the longitudinal wall PBL shear transmission steel plates 4 are embedded at two ends of the longitudinal shear wall 2 positioned at the inner side, and the reserved mounting groove 3 and the longitudinal wall PBL shear transmission steel plates 4 are part of the main body of the longitudinal shear wall 2 and are cast together with the longitudinal shear wall 2.
In the embodiment of the invention, the mounting bolt 6 fixes the steel backing plate 8 and the longitudinal wall PBL shear transmission steel plate 4, and partial earthquake action is converted into heat energy through relative sliding between the steel backing plate 8 and the longitudinal wall PBL shear transmission steel plate 4.
In the embodiment of the invention, the long screw holes 9 and the screw holes 10 form part of the longitudinal wall PBL shear transmission steel plate 4, the long screw holes 9 are positioned in the middle of the longitudinal wall PBL shear transmission steel plate 4, the screw holes 10 are distributed on two wings of the longitudinal wall PBL shear transmission steel plate 4, the mounting bolts 6 play a role in energy dissipation and shock absorption through the sliding of the long screw holes 9 on the shear transmission steel plate 4 and the friction force of a steel backing plate, and the safety of the dry-type connecting node is greatly improved through the design of the energy dissipation and shock absorption connecting node.
In the embodiment of the invention, when the PBL shear transmission steel plate 4 of the longitudinal wall is used for pouring concrete, short steel bars can be inserted into the PBL shear transmission steel plate through the screw holes 10 or the PBL shear transmission steel plate penetrates through the concrete to form a shear key effect, all the shear walls are connected in a dry mode, the connecting nodes are detachable and can be used repeatedly, and the cost can be greatly reduced after long-term turnover.
The working principle is as follows: when the prefabricated concrete shear wall connection structure based on the PBL and the energy dissipation and shock absorption connection is used, firstly, the longitudinal wall PBL shear transmission steel plate 4 and the transverse wall PBL shear transmission steel plate 5 are screwed and fixed between the transverse shear wall 1 and the longitudinal shear wall 2 through the mounting bolts 6, then the longitudinal wall PBL shear transmission steel plate 4 and the sleeve 7 are screwed through the mounting bolts 6 penetrating through the steel base plate 8, and the prefabricated concrete shear wall connection structure is connected with the bolts through the arranged embedded parts without field wet operation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A precast concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection comprises a transverse shear wall (1), a longitudinal shear wall (2), a reserved mounting groove (3), a PBL shear transmission steel plate (4) of the longitudinal wall, a PBL shear transmission steel plate (5) of the transverse wall, a mounting bolt (6), a sleeve (7), a steel base plate (8), a long screw hole (9) and a screw hole (10); the method is characterized in that: pass through construction bolt (6) between horizontal shear force wall (1) and the vertical shear force wall (2) and cut steel sheet (4) and cross wall PBL and pass and cut steel sheet (5) tightening fixed, the vertical wall PBL passes and cuts steel sheet (4) and set up in reserving mounting groove (3), construction bolt (6) pass backing plate (8) and pass vertical wall PBL and cut steel sheet (4) and screw up with sleeve (7), backing plate (8) and long screw (9) constitute energy consumption shock attenuation connecting body, vertical wall PBL passes and cuts and has seted up screw (10) on steel sheet (4).
2. The PBL-based energy-dissipation and shock-absorption connection-based precast concrete shear wall connection structure of claim 1, wherein: the transverse wall PBL transmission shear steel plates (5) are buried at two ends of the transverse shear wall (1) in an embedded mode, the transverse wall PBL transmission shear steel plates (5) and the sleeves (7) form connection anchoring embedded parts, and the connection anchoring embedded parts are located and embedded in advance when concrete is poured.
3. The PBL-based energy-dissipation and shock-absorption connection-based precast concrete shear wall connection structure of claim 1, wherein: the PBL transmission shear steel plate (4) of the longitudinal wall is buried at two ends of the longitudinal shear wall (2) located on the inner side, the reserved mounting groove (3) and the PBL transmission shear steel plate (4) of the longitudinal wall are part of a main body of the longitudinal shear wall (2), and the PBL transmission shear steel plate and the longitudinal shear wall (2) are poured together.
4. The PBL-based energy-dissipation and shock-absorption connection-based precast concrete shear wall connection structure of claim 1, wherein: the mounting bolt (6) fixes the steel base plate (8) and the longitudinal wall PBL transmission shear steel plate (4), and partial earthquake action is converted into heat energy through relative sliding between the steel base plate (8) and the longitudinal wall PBL transmission shear steel plate (4).
5. The PBL-based energy-dissipation and shock-absorption connection-based precast concrete shear wall connection structure of claim 1, wherein: the long screw holes (9) and the screw holes (10) form one part of the longitudinal wall PBL transmission shear steel plate (4), the long screw holes (9) are located in the middle of the longitudinal wall PBL transmission shear steel plate (4), and the screw holes (10) are distributed on two wings of the longitudinal wall PBL transmission shear steel plate (4).
6. The PBL-based energy-dissipation and shock-absorption connection-based precast concrete shear wall connection structure of claim 5, wherein: when the PBL shear transmission steel plate (4) of the longitudinal wall is used for pouring concrete, short steel bars can be inserted into the PBL shear transmission steel plate through the screw holes (10) or the PBL shear transmission steel plate penetrates through the concrete to form a shear key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110020381.XA CN112695931B (en) | 2021-01-07 | 2021-01-07 | Precast concrete shear wall connection structure based on PBL and energy consumption shock absorption connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110020381.XA CN112695931B (en) | 2021-01-07 | 2021-01-07 | Precast concrete shear wall connection structure based on PBL and energy consumption shock absorption connection |
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| Publication Number | Publication Date |
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| CN112695931A true CN112695931A (en) | 2021-04-23 |
| CN112695931B CN112695931B (en) | 2024-04-26 |
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| CN202110020381.XA Active CN112695931B (en) | 2021-01-07 | 2021-01-07 | Precast concrete shear wall connection structure based on PBL and energy consumption shock absorption connection |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227808A (en) * | 2017-07-04 | 2017-10-03 | 重庆大学 | A kind of buckling-restrained steel plate shear force wall system of full assembled |
| WO2019056717A1 (en) * | 2017-09-21 | 2019-03-28 | 中国建筑股份有限公司 | Post-tensioned prestressed assembly-style system of concrete framework and shock-resistant and energy-dissipating components, and construction method |
| CN109914656A (en) * | 2019-04-12 | 2019-06-21 | 西安建筑科技大学 | A kind of thin-walled steel plate PEC combined shear wall construction of band PBL shear connector |
| CN111155680A (en) * | 2019-12-30 | 2020-05-15 | 中冶建筑研究总院有限公司 | All-bolt connection multilayer prefabricated section steel concrete shear wall structure and preparation and construction method thereof |
| CN111155681A (en) * | 2019-12-30 | 2020-05-15 | 中冶建筑研究总院有限公司 | Steel concrete composite connection multilayer prefabricated section steel concrete shear wall structure and preparation and construction method thereof |
| CN214614772U (en) * | 2021-01-07 | 2021-11-05 | 中铁建设集团有限公司 | Prefabricated concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection |
-
2021
- 2021-01-07 CN CN202110020381.XA patent/CN112695931B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227808A (en) * | 2017-07-04 | 2017-10-03 | 重庆大学 | A kind of buckling-restrained steel plate shear force wall system of full assembled |
| WO2019056717A1 (en) * | 2017-09-21 | 2019-03-28 | 中国建筑股份有限公司 | Post-tensioned prestressed assembly-style system of concrete framework and shock-resistant and energy-dissipating components, and construction method |
| CN109914656A (en) * | 2019-04-12 | 2019-06-21 | 西安建筑科技大学 | A kind of thin-walled steel plate PEC combined shear wall construction of band PBL shear connector |
| CN111155680A (en) * | 2019-12-30 | 2020-05-15 | 中冶建筑研究总院有限公司 | All-bolt connection multilayer prefabricated section steel concrete shear wall structure and preparation and construction method thereof |
| CN111155681A (en) * | 2019-12-30 | 2020-05-15 | 中冶建筑研究总院有限公司 | Steel concrete composite connection multilayer prefabricated section steel concrete shear wall structure and preparation and construction method thereof |
| CN214614772U (en) * | 2021-01-07 | 2021-11-05 | 中铁建设集团有限公司 | Prefabricated concrete shear wall connection structure based on PBL and energy dissipation and shock absorption connection |
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| CN112695931B (en) | 2024-04-26 |
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