CN220598805U - Prefabricated shear wall structure - Google Patents
Prefabricated shear wall structure Download PDFInfo
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- CN220598805U CN220598805U CN202321468101.2U CN202321468101U CN220598805U CN 220598805 U CN220598805 U CN 220598805U CN 202321468101 U CN202321468101 U CN 202321468101U CN 220598805 U CN220598805 U CN 220598805U
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- shear wall
- prefabricated shear
- sides
- damper
- wall structure
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 229910000838 Al alloy Inorganic materials 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a prefabricated shear wall structure, which is a vertically arranged prefabricated shear wall; the base is detachably connected to the bottom surface of the prefabricated shear wall, screw thread steel is vertically arranged in the base along two sides of the prefabricated shear wall, one end of the screw thread steel is screwed with a nut to be fixed on the inner bottom surface of the base, a through hole perpendicular to the direction of the prefabricated shear wall is formed in the bottom of the prefabricated shear wall, a pressing beam is movably penetrated in the through hole, and the other end of the screw thread steel is screwed with the pressing beam to be fixed by the nut; and the damper is detachably connected between the prefabricated shear walls at two sides. The prefabricated shear wall structure is detachably connected, and the earthquake resistance of the structure can be improved.
Description
Technical Field
The utility model relates to the field of assembly type constructional engineering, in particular to a prefabricated shear wall structure.
Background
The prefabricated assembled shear wall is a building form assembled on site, and the shear wall, beams and plates of main stressed components are partially or completely spliced by precast concrete components (precast wallboards, superposed beams and superposed plates) so as to realize the whole building main body by taking the on-site assembly as the main form and matching with a small amount of cast-in-situ. When the prefabricated shear wall is assembled, a plurality of horizontal joints, vertical joints and nodes exist among the shear wall structures, and the connection mode of the joints and the nodes influences the bearing capacity and the earthquake resistance of the building, so that the joints and the nodes form the key of the assembly of the whole prefabricated shear wall structure and determine the quality of the prefabricated shear wall.
The traditional assembly mode between prefabricated shear walls is divided into dry connection and wet connection, wherein the dry connection is mainly welded or bolted through embedded parts, and is placed or removed by bolting, and the wet connection is mainly formed by pouring concrete or grouting and integrating after being connected through reinforcing steel bars. The two connecting modes lead the prefabricated shear wall to have poor earthquake resistance. The connection mode between the concrete and the base is mainly realized by means of steel bar connection or anchoring, concrete combination and the like, and the prefabricated shear wall is not detachable.
Disclosure of Invention
In order to overcome the defects in the prior art, the prefabricated shear wall structure is provided, the anti-seismic performance of the prefabricated shear wall assembly structure can be improved, and meanwhile, the prefabricated shear walls and the prefabricated shear wall and the base are detachable.
In order to achieve the technical effects, the scheme provided by the utility model is to provide a prefabricated shear wall structure, which comprises:
a prefabricated shear wall arranged vertically;
the base is detachably connected to the bottom surface of the prefabricated shear wall, screw thread steel is vertically arranged in the base along two sides of the prefabricated shear wall, one end of the screw thread steel is screwed with a nut to be fixed on the inner bottom surface of the base, a through hole perpendicular to the direction of the prefabricated shear wall is formed in the bottom of the prefabricated shear wall, a pressing beam is movably penetrated in the through hole, and the other end of the screw thread steel is screwed with the pressing beam to be fixed by the nut;
and the damper is detachably connected between the prefabricated shear walls at two sides.
Preferably, the bottom surface of the prefabricated shear wall is connected with the base through a split bolt, and one end of the split bolt penetrates through the base and is screwed with a nut to be fixed on the inner bottom surface of the base.
Preferably, the damper is a metal damper or a friction damper, the metal damper or the friction damper is arranged between embedded plates embedded on two sides of the prefabricated shear wall, and the metal damper or the friction damper is symmetrically arranged on one side opposite to the embedded plates.
Preferably, the top end and the bottom end of the metal damper are U-shaped, and two sides of the metal damper are respectively penetrated with bolts to connect the two sides of the embedded plate.
Preferably, the friction damper comprises a pressing plate, an aluminum alloy plate and a steel gasket.
Preferably, the aluminum alloy plate and the steel gasket are respectively installed on the embedded plates at two sides, and bolts are arranged on two sides of the pressing plate in a penetrating mode to connect the aluminum alloy plate, the steel gasket and the embedded plates at two sides.
Preferably, the threaded apertures of the aluminum alloy plate and the steel washer are larger than the bolt diameter.
Preferably, the press beams are arranged along a direction perpendicular to the prefabricated shear wall.
The prefabricated shear wall structure has the beneficial effects that when the prefabricated shear wall is assembled, the prefabricated shear walls are connected in a mode of vertically arranging the metal damper and the friction damper between the prefabricated shear walls, the anti-seismic performance of the prefabricated shear wall assembly system structure is improved by the connection mode, and meanwhile, the prefabricated shear walls are detachably connected with the base through bolts. And the bottom of the precast shear wall is provided with a perforation and a pressing beam movably penetrating through the perforation and connected with the base, and the pressing beam can enable the precast shear wall structure to deviate in the perforation range during an earthquake, so that the stability of the precast shear wall structure during the earthquake can be ensured as much as possible.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a prefabricated shear wall structure according to the present utility model.
FIG. 2 is a schematic top view of a prefabricated shear wall structure according to the present utility model.
FIG. 3 is a schematic illustration of the connection of a precast shear wall and a foundation of a precast shear wall structure of the present utility model.
FIG. 4 is an assembled schematic view of a metal damper of a prefabricated shear wall structure according to the present utility model.
FIG. 5 is an assembled schematic view of a friction damper of a prefabricated shear wall structure according to the present utility model.
FIG. 6 is a left side view of an assembled view of a friction damper of a prefabricated shear wall structure according to the present utility model.
FIG. 7 is a right side view of an assembled view of a friction damper of a prefabricated shear wall structure according to the present utility model.
The label correspondence is as follows:
1-prefabricating a shear wall; a 2-damper; 21-a metal damper; 22-friction damper; 221-a pressing plate; 222-aluminum alloy plate; 223-steel gasket; 3-embedding a plate; 4-a base; 5-screw steel; 6-pressing the beam; 7-perforating.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 7, an embodiment of the present utility model provides a prefabricated shear wall structure, which includes a prefabricated shear wall 1, a damper 2, and a base 4. Wherein:
the prefabricated shear wall 1 is arranged vertically.
The base 4 is detachably connected to the bottom surface of the prefabricated shear wall 1. Screw holes are vertically buried in advance along the two sides of the prefabricated shear wall 1 in the base 4, screw steel 5 is arranged in the screw holes in a penetrating mode, one end of the screw steel 5 is screwed on the inner bottom surface of the base 4, a through hole 7 along the direction perpendicular to the prefabricated shear wall 1 is formed in the bottom of the prefabricated shear wall 1, a pressing beam 6 is movably arranged in the through hole 7 in a penetrating mode, and the other end of the screw steel 5 is screwed on the pressing beam 6 to be fixed through the screw nut. The pressure beam 6 can ensure the stability of the connection between the precast shear wall 1 and the base 4 during an earthquake, and can enable the precast shear wall 1 structure to move along with the pressure beam 6 within the range of the perforation 7 during the earthquake, so that the earthquake reaction of the precast shear wall 1 structure is reduced, the damage to the precast shear wall 1 structure is reduced, and the stability of the precast shear wall 1 structure is ensured.
And the damper 2 is detachably connected between the prefabricated shear walls 1 on two sides. The movement of the precast shear wall 1 in the range of the perforation 7 can be matched with the relative movement between the damper 2 and the precast shear wall 1 during earthquake, so that the damper 2 can be better utilized to absorb the input energy during the earthquake of the precast shear wall 1 structure, the vibration reaction of the structure is reduced, and the earthquake resistance of the precast shear wall 1 structure is improved.
As a preferred embodiment, the bottom surface of the prefabricated shear wall 1 is connected with the base 4 through bolts, one ends of the bolts penetrate through the base 4 and are screwed with nuts to be fixed on the inner bottom surface of the base 4.
As a preferred embodiment, the damper 2 is a metal damper 21 or a friction damper 22, the metal damper 21 or the friction damper 22 is installed between the embedded plates 3 embedded in the two sides of the precast shear wall 1, and the metal damper 21 or the friction damper 22 is symmetrically installed on the opposite sides of the embedded plates 3.
As a preferred embodiment, the top and bottom ends of the metal damper 21 are U-shaped, threaded holes are formed in two sides of the metal damper 21, threaded holes corresponding to one side of the damper 21 are formed in the pre-buried plates 3 on two sides, the metal damper 21 is respectively provided with a bolt connected with the pre-buried plates 3 on two sides in a penetrating manner, and the metal damper 21 is symmetrically arranged on the opposite side of the pre-buried plates 3. The metal damper 21 is made of Q235B steel.
As a preferred embodiment, the friction damper 22 includes a pressing plate 221, an aluminum alloy plate 222, and a steel washer 223. In this example, aluminum alloy plate 222 is a 5-series aluminum alloy plate, and press plate 221 and steel gasket 223 are Q355B steel.
As a preferred embodiment, aluminum alloy plate 222 and steel washer 223 are respectively installed on both pre-buried plates 1, and pressing plate 221 is installed between the aluminum alloy plate 222 and the side of steel washer 223 remote from pre-buried plate 3. In the present embodiment, the aluminum alloy plate 222 is installed at the left pre-buried plate 3, and the steel washer 223 is installed at the right pre-buried plate 3. Screw holes are formed in two sides of the pressing plate 221, screw holes corresponding to one side of the pressing plate 221 are formed in the aluminum alloy plate 222 and the left embedded plate 3, screw holes corresponding to the other side of the pressing plate 221 are formed in the steel gasket 223 and the right embedded plate 3, and two sides of the pressing plate 221 are penetrated with screw bolts for connecting the aluminum alloy plate 222 with the steel gasket 223 and the two-side embedded plates 3.
As a preferred embodiment, the aluminum alloy plate 222 and the steel washer 223 have a threaded bore diameter greater than the bolt diameter. When an earthquake occurs, the pre-buried plates 3 on two sides respectively rub with the aluminum alloy plate 222 and the steel gasket 223, so that the earthquake energy is consumed, and the shock absorption effect is achieved.
As a preferred embodiment, the compression beams 6 are arranged in a direction perpendicular to the prefabricated shear wall 1.
According to the prefabricated shear wall structure, the prefabricated shear wall is connected with the base through the bolts, and the bottom of the prefabricated shear wall is provided with the through holes and the pressing beams which can movably penetrate through the through holes and are connected with the base, so that the prefabricated shear wall can be detachably arranged on the base. When an earthquake happens, the connection of the pressing beam and the base not only ensures the connection stability of the precast shear wall and the base, but also enables the precast shear wall structure to move along with the pressing beam within a perforation range, thereby reducing the earthquake reaction of the precast shear wall structure, reducing the damage to the precast shear wall structure and ensuring the stability of the precast shear wall structure. The prefabricated shear walls arranged vertically are connected through the damper, and the movement of the prefabricated shear walls in the perforation range can be matched with the relative movement between the damper and the prefabricated shear walls when the prefabricated shear walls earthquake, so that the damper can be used for absorbing the input energy when the prefabricated shear wall structure earthquake is consumed, the vibration reaction of the structure is reduced, and the earthquake resistance of the prefabricated shear wall structure is improved.
None of the utility models are related to the same or are capable of being practiced in the prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A prefabricated shear wall structure, comprising:
a prefabricated shear wall arranged vertically;
the base is detachably connected to the bottom surface of the prefabricated shear wall, screw thread steel is vertically arranged in the base along two sides of the prefabricated shear wall, one end of the screw thread steel is screwed with a nut to be fixed on the inner bottom surface of the base, a through hole perpendicular to the direction of the prefabricated shear wall is formed in the bottom of the prefabricated shear wall, a pressing beam is movably penetrated in the through hole, and the other end of the screw thread steel is screwed with the pressing beam to be fixed by the nut;
and the damper is detachably connected between the prefabricated shear walls at two sides.
2. The prefabricated shear wall structure of claim 1, wherein the prefabricated shear wall bottom surface is connected to the base by bolts, one ends of the bolts penetrating the base and being screwed to nuts fixed to the inner bottom surface of the base.
3. The prefabricated shear wall structure of claim 1, wherein the damper is a metal damper or a friction damper, the metal damper or the friction damper is mounted between embedded plates embedded on both sides of the prefabricated shear wall, and the metal damper or the friction damper is symmetrically mounted on opposite sides of the embedded plates.
4. The prefabricated shear wall structure according to claim 3, wherein the top end and the bottom end of the metal damper are U-shaped, and two sides of the metal damper are respectively provided with the embedded plates in a penetrating manner and connected with the two sides.
5. A prefabricated shear wall structure according to claim 3, wherein the friction damper comprises a platen, an aluminum alloy plate, a steel washer.
6. The prefabricated shear wall structure according to claim 5, wherein the aluminum alloy plate and the steel gasket are respectively installed on the embedded plates at two sides, and bolts are arranged on two sides of the pressing plate in a penetrating manner to connect the aluminum alloy plate and the steel gasket with the embedded plates at two sides.
7. The prefabricated shear wall structure according to claim 6, wherein the aluminum alloy plate and the steel washer have a threaded bore diameter greater than the bolt diameter.
8. The precast shear wall structure of claim 1, wherein the compression beams are disposed in a direction perpendicular to the precast shear wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321468101.2U CN220598805U (en) | 2023-06-09 | 2023-06-09 | Prefabricated shear wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321468101.2U CN220598805U (en) | 2023-06-09 | 2023-06-09 | Prefabricated shear wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220598805U true CN220598805U (en) | 2024-03-15 |
Family
ID=90172575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321468101.2U Active CN220598805U (en) | 2023-06-09 | 2023-06-09 | Prefabricated shear wall structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220598805U (en) |
-
2023
- 2023-06-09 CN CN202321468101.2U patent/CN220598805U/en active Active
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