CN118166937A - Anti-seismic prefabricated wall and construction method thereof - Google Patents
Anti-seismic prefabricated wall and construction method thereof Download PDFInfo
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- 230000003014 reinforcing effect Effects 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 4
- 239000011083 cement mortar Substances 0.000 claims description 3
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- 238000004519 manufacturing process Methods 0.000 claims description 3
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- 239000004570 mortar (masonry) Substances 0.000 claims description 3
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Abstract
The invention relates to the technical field of fabricated wall bodies, in particular to an anti-seismic prefabricated wall body and a construction method thereof, wherein the anti-seismic prefabricated wall body comprises two groups of vertical wall body steel structures and two groups of horizontal wall body steel structures, the vertical wall body steel structures are symmetrically arranged, and two ends of the vertical wall body steel structures are welded with the horizontal wall body steel structures which are arranged in parallel; an anti-seismic module for seismic is arranged in a frame surrounded by the vertical steel structure of the wall body and the transverse steel structure of the wall body; according to the invention, the anti-seismic module is arranged in the wall body, the connecting sleeves are arranged above and below the anti-seismic connecting plates of the anti-seismic module, and the spiral stirrups are arranged in the connecting sleeves, so that the spiral stirrups can be used for connecting the wall body in the vertical direction.
Description
Technical Field
The invention relates to the technical field of prefabricated wall bodies, in particular to an anti-seismic prefabricated wall body and a construction method thereof.
Background
With the continuous development of society, the national advanced development of assembled buildings is one of the main tasks in the development planning of the construction industry in China. The fabricated concrete shear wall structure is used as an important bearing structure in fabricated buildings, has the advantages of high lateral stiffness, high bearing capacity, convenience in construction and the like, is widely applied to engineering practice in China, and becomes a research focus of students at home and abroad in recent years.
The existing prefabricated wall body has wider application range, the connecting pieces inside the wall body are not connected by longitudinal and transverse steel bars and are used for guaranteeing the integrity, in the prefabricated wall body, the longitudinal and transverse direction of the prefabricated wall body has good anti-seismic performance, but once an earthquake occurs, the wall body is extremely easy to generate inclined cracks due to the fact that the earthquake direction is irregular, the inclined cracks fully expand and cross and penetrate towards the central part of the wall body, the horizontal cracks of a slurry-bearing layer between the wall body and a ground beam are penetrated, concrete is crushed, the concrete around the cracks is seriously caused to be continuously peeled off, the vertical steel bars are successively pulled off, the yield strength of the steel bars is poor, and therefore, the anti-seismic prefabricated wall body and the construction method thereof are provided for the problems.
Disclosure of Invention
The invention aims to provide an anti-seismic prefabricated wall body and a construction method thereof, which are used for solving the problem that the anti-seismic performance of the prefabricated wall body is poor in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
As an alternative scheme of the anti-seismic prefabricated wall body and the construction method thereof, the invention comprises the following steps: an anti-seismic prefabricated wall body and a construction method thereof, comprising a wall body vertical steel structure and a wall body horizontal steel structure,
The number of the vertical steel structures of the wall body is two, the vertical steel structures of the wall body are symmetrically arranged, and two ends of the vertical steel structures of the wall body are welded with horizontal steel structures of the wall body which are arranged in parallel;
the anti-seismic module is arranged inside a frame surrounded by the vertical steel structure of the wall body and the transverse steel structure of the wall body, a transverse reinforcing rod penetrates through the anti-seismic module, and two ends of the transverse reinforcing rod are connected with the vertical steel structure of the wall body;
Triangular reinforcing blocks for reinforcing the vertical steel structures of the wall and the horizontal steel structures of the wall are arranged at the corners of the frame surrounded by the vertical steel structures of the wall and the horizontal steel structures of the wall, buckling restrained brace bodies which are obliquely arranged are fixedly connected to inclined edges of the triangular reinforcing blocks, and the other ends of the buckling restrained brace bodies are fixedly connected with the anti-seismic modules;
The anti-seismic module comprises an anti-seismic connecting plate, a connecting sleeve and spiral stirrups, wherein transverse reinforcing rods penetrate through the anti-seismic connecting plate, the connecting sleeves are fixedly connected to the upper end and the lower end of the anti-seismic connecting plate respectively, the spiral stirrups are mounted in the connecting sleeves, the other ends of the spiral stirrups are fixedly connected with a transverse steel structure of a wall body, and buckling restrained supporting bodies are mounted on two sides of the upper surface and the lower surface of the anti-seismic connecting plate respectively.
The number of the transverse reinforcing rods is two, and the transverse reinforcing rods are arranged in a front-back symmetrical mode relative to the anti-seismic module.
The prior prefabricated wall body has wider application range, the connecting piece inside the wall body is not connected by longitudinal and transverse reinforcing steel bars and is used for guaranteeing the integrity, the prefabricated wall body has good anti-seismic performance in the longitudinal and transverse directions, once the earthquake occurs, the inclined cracks are very easy to generate to the wall body, the inclined cracks fully expand and cross and penetrate towards the central part of the wall body, the horizontal cracks of the slurry-bearing layer between the wall body and the ground beam penetrate through, concrete is crushed, the serious concrete around the cracks is continuously peeled off, the vertical reinforcing steel bars are continuously broken, the anti-seismic performance of the wall body is poor, and when the prefabricated wall body is used, the anti-seismic module is firstly fixed at the center of the prefabricated wall body through the transverse reinforcing rods, buckling restrained brace bodies are arranged at the four corners of the anti-seismic module, the anti-seismic connecting plate is provided with connecting sleeves above and below the anti-seismic module, and spiral stirrups are arranged inside the connecting sleeves, the spiral stirrups not only can play a role in connecting the vertical direction of the wall body, but also have good anti-seismic effect due to the fact that the spiral stirrups are irregular in the acting force to the wall body is generated, and the spiral yielding strength is good.
As an alternative scheme of the anti-seismic prefabricated wall body and the construction method thereof, the invention comprises the following steps: the two right-angle edges of the triangular reinforcing block are tightly attached to the vertical steel structure of the wall body and the transverse steel structure of the wall body, and the triangular reinforcing block is welded with the vertical steel structure of the wall body and the transverse steel structure of the wall body.
And the triangular reinforcing blocks are arranged on the inner sides of the joints of the vertical steel structures of the wall body and the transverse steel structures of the wall body, and the right-angle sides of the triangular reinforcing blocks are in stable contact with the steel structures, so that the steel structures are integrally stable, and the integral quality of the prefabricated wall body is further ensured.
As an alternative scheme of the anti-seismic prefabricated wall body and the construction method thereof, the invention comprises the following steps: the connecting sleeves are arranged in a plurality of groups, vertical steel bar rods are arranged between the connecting sleeves, penetrate through the upper end face and the lower end face of the anti-seismic connecting plate and are fixedly connected with the transverse steel structure of the wall body.
Still be provided with vertical bar reinforcement between spiral stirrup, when the earthquake, vertical bar reinforcement guarantees that the wall body of vertical direction is stable, improves prefabricated wall body's bulk strength.
As an alternative scheme of the anti-seismic prefabricated wall body and the construction method thereof, the invention comprises the following steps: the front end and the rear end of the anti-seismic connecting plate are fixedly connected with evenly distributed protruding bodies.
When the concrete constraint layer is filled, the protruding bodies on the front side and the rear side of the anti-seismic connecting plate are matched with the concrete constraint layer, so that the connection tightness can be ensured, the whole stability is ensured, and the rigidity of the anti-seismic connecting plate is ensured.
As an alternative scheme of the anti-seismic prefabricated wall body and the construction method thereof, the invention comprises the following steps: buckling restrained brace body includes hang lever, first backup pad and second backup pad, the one end fixedly connected with first backup pad of hang lever, the through-hole has been seted up on first backup pad surface, and its screw is fixed connection through the through-hole of first backup pad and triangle reinforcing block, the other end fixedly connected with second backup pad of hang lever, and the through-hole has been seted up on the surface of second backup pad, and its screw is fixed connection through the through-hole of second backup pad and antidetonation module.
As an alternative scheme of the anti-seismic prefabricated wall body and the construction method thereof, the invention comprises the following steps: the quantity of the inclined rods is four, and the inclined rods are all inclined.
The inclined rod, first backup pad and the second backup pad of setting, when using, first backup pad and second backup pad are connected to its inclined rod both sides, make its steel construction and antidetonation module connect, simultaneously because buckling restrained supporter is the slope setting, and the slope is connected with the triangle reinforcing block, install the buckling restrained supporter in the antidetonation module outside this moment can provide very big anti side rigidity for the structure, simultaneously because split type four sets of buckling restrained supporters, it is better to the anti side rigidity of structure for resist the effect of little vibrations and wind load, and buckling restrained supporters is at elastoplastic stage during operation, deformability is strong, hysteresis performance is good, be used for being less than strong earthquake effect.
As an alternative scheme of the anti-seismic prefabricated wall body and the construction method thereof, the invention comprises the following steps: the construction steps are as follows:
step one: manufacturing a prefabricated wall body; firstly, assembling a steel structure frame of a prefabricated wall body, then installing corresponding templates, and filling concrete materials into the steel structure frame to form a constraint layer for the internal structure of the steel structure frame;
step two: prefabricating a wall body: according to the design of the drawing, a hole groove matched with the wall body is formed in the corresponding position of the wall body;
step three: and (3) installing a prefabricated wall: after the prefabricated wall body is manufactured, the prefabricated wall body is lifted to the corresponding installation position through lifting equipment, the straight plate of the right-angle connecting piece is fixed on the foundation and the house column through high-strength bolts manually, the reserved hole grooves of the prefabricated wall body are installed in a matched mode with the external environment, and the steps are repeated, so that all the wall bodies are installed;
Step four: constructing wallboards, and sequentially filling elastic waterproof sealant into gaps between the wall body and the house body when the whole construction of the building is completed; and then, respectively and sequentially arranging a second mortar layer, a sound insulation layer, a heat preservation layer, a first cement mortar layer and a facing layer on two side surfaces of each wall body.
Compared with the prior art, the invention has the beneficial effects that:
When the anti-seismic module is used, the anti-seismic module is fixed in the center of a prefabricated wall body through the transverse reinforcing rods, the inclined rods, the first supporting plates and the second supporting plates are arranged at the four corners of the anti-seismic module, the buckling restrained brace can provide great lateral rigidity for the structure, meanwhile, the split four groups of buckling restrained braces are better in lateral rigidity for the structure and are used for resisting the effects of small vibration and wind load, and the buckling restrained brace is strong in deformation capacity and good in hysteresis performance and is used for being lower than the strong earthquake effect when working in an elastoplastic stage;
The anti-seismic module is arranged inside the wall body, the connecting sleeves are arranged above and below the anti-seismic connecting plates of the anti-seismic module, the spiral stirrups are arranged inside the connecting sleeves, the spiral stirrups not only can be used for connecting the vertical direction of the wall body, but also are irregular in acting force on the wall body when an earthquake occurs, and the spiral stirrups are in spiral arrangement, so that the anti-seismic module is high in yield strength, and good in anti-seismic effect on the wall body.
Drawings
FIG. 1 is a schematic view of the overall structure of an earthquake-resistant prefabricated wall and a construction method thereof;
FIG. 2 is a schematic view of an earthquake-resistant modular wall and a method of constructing the same;
FIG. 3 is a cross-sectional view of a connecting sleeve of an earthquake-resistant prefabricated wall and a construction method thereof;
fig. 4 is a schematic view of a buckling restrained brace of an earthquake-resistant prefabricated wall and a construction method thereof.
In the figure: 1. a wall vertical steel structure; 2. a wall transverse steel structure; 3. triangular reinforcing blocks; 4. a transverse reinforcing rod; 5. an anti-seismic module; 501. an anti-vibration connecting plate; 502. connecting sleeves; 503. spiral stirrups; 504. a vertical bar; 505. a protruding body; 6. buckling restrained brace; 601. an inclined lever; 602. a first support plate; 603. and a second support plate.
Detailed Description
Example 1:
referring to fig. 1, 2 and 3, the present invention provides a technical solution:
an anti-seismic prefabricated wall body and a construction method thereof, comprising a wall body vertical steel structure 1 and a wall body transverse steel structure 2,
The number of the wall body vertical steel structures 1 is two, the wall body vertical steel structures 1 are symmetrically arranged, and two ends of the wall body vertical steel structures 1 are welded with wall body transverse steel structures 2 which are arranged in parallel;
The frame enclosed by the vertical steel structure 1 and the horizontal steel structure 2 is internally provided with an anti-seismic module 5 for seismic resistance, a horizontal reinforcing rod 4 penetrates through the anti-seismic module 5, and two ends of the horizontal reinforcing rod 4 are connected with the vertical steel structure 1;
triangular reinforcing blocks 3 used for reinforcing the vertical steel structures 1 and the horizontal steel structures 2 are arranged at the corners of the frames surrounded by the vertical steel structures 1 and the horizontal steel structures 2, buckling restrained brace bodies 6 which are obliquely arranged are fixedly connected to the inclined edges of the triangular reinforcing blocks 3, and the other ends of the buckling restrained brace bodies 6 are fixedly connected with the anti-seismic modules 5;
The anti-seismic module 5 comprises an anti-seismic connecting plate 501, a connecting sleeve 502 and spiral stirrups 503, wherein the transverse reinforcing rods 4 penetrate through the anti-seismic connecting plate 501, the connecting sleeve 502 is fixedly connected to the upper end and the lower end of the anti-seismic connecting plate 501, the spiral stirrups 503 are all installed in the connecting sleeve 502, the other ends of the spiral stirrups 503 are fixedly connected with the transverse steel structure 2 of the wall, and buckling restrained brace bodies 6 are installed on two sides of the upper surface and the lower surface of the anti-seismic connecting plate 501.
The number of the transverse reinforcing rods 4 is two, and the transverse reinforcing rods 4 are symmetrically arranged around the earthquake resistant module 5.
The construction steps are as follows:
step one: manufacturing a prefabricated wall body; firstly, assembling a steel structure frame of a prefabricated wall body, then installing corresponding templates, and filling concrete materials into the steel structure frame to form a constraint layer for the internal structure of the steel structure frame;
step two: prefabricating a wall body: according to the design of the drawing, a hole groove matched with the wall body is formed in the corresponding position of the wall body;
step three: and (3) installing a prefabricated wall: after the prefabricated wall body is manufactured, the prefabricated wall body is lifted to the corresponding installation position through lifting equipment, the straight plate of the right-angle connecting piece is fixed on the foundation and the house column through high-strength bolts manually, the reserved hole grooves of the prefabricated wall body are installed in a matched mode with the external environment, and the steps are repeated, so that all the wall bodies are installed;
Step four: constructing wallboards, and sequentially filling elastic waterproof sealant into gaps between the wall body and the house body when the whole construction of the building is completed; and then, respectively and sequentially arranging a second mortar layer, a sound insulation layer, a heat preservation layer, a first cement mortar layer and a facing layer on two side surfaces of each wall body.
The existing prefabricated wall body is wider and wider in application range, connecting pieces inside the wall body are not connected by longitudinal and transverse steel bars and are used for guaranteeing the integrity, in the prefabricated wall body, the longitudinal and transverse direction anti-seismic performance is good, but once an earthquake occurs, oblique cracks are very easy to generate on the wall body, the oblique cracks fully expand and cross and penetrate towards the central part of the wall body, horizontal cracks of a slurry-sitting layer between the wall body and a ground beam penetrate through, concrete is crushed, serious concrete around the cracks is continuously peeled off, vertical steel bars are successively pulled off, the anti-seismic performance of the wall body is poor, in the use process of the invention, firstly, an anti-seismic module 5 is fixed in the center of the prefabricated wall body through transverse reinforcing rods 4, buckling restrained brace bodies 6 are arranged at four corners of the anti-seismic module 5, in the wall body, connecting plates 501 are provided with connecting sleeves 502 in the upper and lower parts of the anti-seismic module 5, spiral stirrups 503 are arranged in the connecting sleeves 502 at the moment, the spiral stirrups 503 extend into the connecting sleeves 502 and are welded and fixed, then the connecting sleeves are filled in the connecting sleeves 502, and the inner parts of the connecting sleeves are secondarily, the spiral stirrups are not fixed, and the anti-seismic effect of the wall body is good due to the fact that the spiral stirrups are deformed, and the spiral stirrups can be well and the vertical connection is not well, and the wall body is well deformed.
Example 2
In this embodiment, as shown in fig. 1, two right-angle sides of the triangular reinforcing block 3 are tightly attached to the vertical steel structure 1 and the horizontal steel structure 2 of the wall, and the triangular reinforcing block 3 is welded to the vertical steel structure 1 and the horizontal steel structure 2 of the wall.
The simple vertical steel structure 1 of wall body and horizontal steel structure 2 of wall body are connected, it takes place dislocation and rocks during the earthquake, and the invention all installs triangle reinforcing block 3 in the junction inboard of vertical steel structure 1 of wall body and horizontal steel structure 2 of wall body, and triangle reinforcing block 3's right-angle side and steel structure contact steadily, can guarantee the steel structure is whole stable this moment, and then guarantees prefabricated wall body overall quality.
Example 3
In this embodiment, as an improvement of the embodiment 2, referring to fig. 2 and 3, specifically, the connecting sleeves 502 are arranged in multiple groups, and vertical reinforcing bars 504 are disposed between the connecting sleeves 502, and the vertical reinforcing bars 504 penetrate through the upper and lower end surfaces of the anti-seismic connecting plate 501 and are fixedly connected with the wall transverse steel structure 2.
And a vertical reinforcing bar 504 is further arranged between the spiral stirrups 503, and the vertical reinforcing bar 504 ensures the wall body in the vertical direction to be stable during an earthquake, so that the overall strength of the prefabricated wall body is improved.
Example 4
In this embodiment, as an improvement of the embodiment 3, referring to fig. 2, specifically, the front end and the rear end of the anti-seismic connection plate 501 are fixedly connected with evenly distributed protrusions 505.
And when filling the concrete constraint layer, the convex body 505 at the front side and the rear side of the anti-seismic connecting plate 501 are matched with the concrete constraint layer, so that the connection tightness can be ensured, the whole stability is ensured, and the rigidity is ensured.
Example 5
Referring to fig. 4, specifically, the buckling restrained brace 6 includes an inclined rod 601, a first support plate 602 and a second support plate 603, one end of the inclined rod 601 is fixedly connected with the first support plate 602, a through hole is formed on the surface of the first support plate 602, a screw of the through hole is fixedly connected with the triangular reinforcing block 3 through the through hole of the first support plate 602, the other end of the inclined rod 601 is fixedly connected with the second support plate 603, a through hole is formed on the surface of the second support plate 603, and a screw of the through hole is fixedly connected with the seismic module 5 through the through hole of the second support plate 603.
The number of the inclined rods 601 is four, and the inclined rods 601 are all inclined.
The inclined rod 601, the first backup pad 602 and the second backup pad 603 that set up, when using, its inclined rod 601 both sides connect first backup pad 602 and second backup pad 603, make its steel construction and antidetonation module 5 connect, simultaneously because buckling restrained brace body 6 is the slope setting, and the slope is connected with triangle reinforcing block 3, the buckling restrained brace body 6 of installing in antidetonation module 5 outside this moment can provide very big anti side rigidity for the structure, simultaneously because split type four sets of buckling restrained brace body 6, it is better to the anti side rigidity of structure for resist the effect of little vibrations and wind load, and buckling restrained brace body 6 during operation in elastoplasticity phase, deformability is strong, hysteresis performance is good, be used for being less than strong earthquake effect.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this invention, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the invention, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present invention.
Claims (8)
1. An antidetonation prefabricated wall body, its characterized in that:
Comprises a vertical steel structure (1) of a wall body and a transverse steel structure (2) of the wall body,
The number of the vertical steel structures (1) of the wall body is two, the vertical steel structures (1) of the wall body are symmetrically arranged, and two ends of the vertical steel structures (1) of the wall body are welded with horizontal steel structures (2) of the wall body which are arranged in parallel;
The anti-seismic module (5) used for seismic resistance is arranged in a frame surrounded by the vertical steel structure (1) of the wall body and the transverse steel structure (2) of the wall body, a transverse reinforcing rod (4) penetrates through the anti-seismic module (5), and two ends of the transverse reinforcing rod (4) are connected with the vertical steel structure (1) of the wall body;
Triangular reinforcing blocks (3) used for reinforcing the vertical steel structures (1) and the horizontal steel structures (2) are arranged at the corners of the frames surrounded by the vertical steel structures (1) and the horizontal steel structures (2) of the walls, buckling restrained brace bodies (6) which are obliquely arranged are fixedly connected to inclined edges of the triangular reinforcing blocks (3), and the other ends of the buckling restrained brace bodies (6) are fixedly connected with the anti-seismic modules (5);
The anti-seismic module (5) comprises an anti-seismic connecting plate (501), a connecting sleeve (502) and spiral stirrups (503), wherein transverse reinforcing rods (4) penetrate through the anti-seismic connecting plate (501), the connecting sleeves (502) are fixedly connected to the upper end and the lower end of the anti-seismic connecting plate (501), the spiral stirrups (503) are all installed in the connecting sleeves (502), the other ends of the spiral stirrups (503) are fixedly connected with a wall transverse steel structure (2), and buckling restrained brace bodies (6) are installed on two sides of the upper surface and the lower surface of the anti-seismic connecting plate (501).
2. The earthquake-resistant prefabricated wall according to claim 1, wherein: the number of the transverse reinforcing rods (4) is two, and the transverse reinforcing rods (4) are symmetrically arranged around the anti-seismic module (5).
3. The earthquake-resistant prefabricated wall according to claim 1, wherein: two right-angle edges of the triangular reinforcing block (3) are tightly attached to the vertical steel structure (1) of the wall body and the transverse steel structure (2) of the wall body, and the triangular reinforcing block (3) is welded with the vertical steel structure (1) of the wall body and the transverse steel structure (2) of the wall body.
4. The earthquake-resistant prefabricated wall according to claim 1, wherein: the connecting sleeves (502) are arranged in a plurality of groups, vertical steel bar rods (504) are arranged between the connecting sleeves (502), and the vertical steel bar rods (504) penetrate through the upper end face and the lower end face of the anti-seismic connecting plate (501) and are fixedly connected with the wall transverse steel structure (2).
5. The earthquake-resistant prefabricated wall according to claim 1, wherein: the front end and the rear end of the anti-seismic connecting plate (501) are fixedly connected with evenly distributed protruding bodies (505).
6. The earthquake-resistant prefabricated wall according to claim 1, wherein: buckling restrained brace body (6) are including hang lever (601), first backup pad (602) and second backup pad (603), the one end fixedly connected with first backup pad (602) of hang lever (601), through-hole has been seted up on first backup pad (602) surface, and its screw is fixed connection through the through-hole of first backup pad (602) and triangle reinforcing block (3), the other end fixedly connected with second backup pad (603) of hang lever (601), and the through-hole has been seted up on the surface of second backup pad (603), and its screw is fixed connection through the through-hole of second backup pad (603) and antidetonation module (5).
7. The earthquake-resistant prefabricated wall as set forth in claim 6, wherein: the number of the inclined rods (601) is four, and the inclined rods (601) are all inclined.
8. The method for constructing an earthquake-resistant prefabricated wall according to any one of claims 1 to 7, wherein:
the construction steps are as follows:
step one: manufacturing a prefabricated wall body; firstly, assembling a steel structure frame of a prefabricated wall body, then installing corresponding templates, and filling concrete materials into the steel structure frame to form a constraint layer for the internal structure of the steel structure frame;
step two: prefabricating a wall body: according to the design of the drawing, a hole groove matched with the wall body is formed in the corresponding position of the wall body;
step three: and (3) installing a prefabricated wall: after the prefabricated wall body is manufactured, the prefabricated wall body is lifted to the corresponding installation position through lifting equipment, the straight plate of the right-angle connecting piece is fixed on the foundation and the house column through high-strength bolts manually, the reserved hole grooves of the prefabricated wall body are installed in a matched mode with the external environment, and the steps are repeated, so that all the wall bodies are installed;
Step four: constructing wallboards, and sequentially filling elastic waterproof sealant into gaps between the wall body and the house body when the whole construction of the building is completed; and then, respectively and sequentially arranging a second mortar layer, a sound insulation layer, a heat preservation layer, a first cement mortar layer and a facing layer on two side surfaces of each wall body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202410494821.9A CN118166937A (en) | 2024-04-24 | 2024-04-24 | Anti-seismic prefabricated wall and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410494821.9A CN118166937A (en) | 2024-04-24 | 2024-04-24 | Anti-seismic prefabricated wall and construction method thereof |
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| CN118166937A true CN118166937A (en) | 2024-06-11 |
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| CN202410494821.9A Pending CN118166937A (en) | 2024-04-24 | 2024-04-24 | Anti-seismic prefabricated wall and construction method thereof |
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| CN (1) | CN118166937A (en) |
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- 2024-04-24 CN CN202410494821.9A patent/CN118166937A/en active Pending
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