CN116537588A - Outer wall collapse preventing structure for energy-saving reconstruction of masonry building - Google Patents
Outer wall collapse preventing structure for energy-saving reconstruction of masonry building Download PDFInfo
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- CN116537588A CN116537588A CN202310650219.5A CN202310650219A CN116537588A CN 116537588 A CN116537588 A CN 116537588A CN 202310650219 A CN202310650219 A CN 202310650219A CN 116537588 A CN116537588 A CN 116537588A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 99
- 239000010959 steel Substances 0.000 claims abstract description 99
- 230000002265 prevention Effects 0.000 claims abstract description 5
- 239000002131 composite material Substances 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 13
- 229910000639 Spring steel Inorganic materials 0.000 claims description 12
- 239000002344 surface layer Substances 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 8
- 230000009466 transformation Effects 0.000 claims description 5
- 230000004048 modification Effects 0.000 claims 8
- 238000012986 modification Methods 0.000 claims 8
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G23/0222—Replacing or adding wall ties
-
- 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
- E04B1/38—Connections for building structures in general
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
-
- 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
- E04B2/02—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
- E04C5/0636—Three-dimensional reinforcing mats composed of reinforcing elements laying in two or more parallel planes and connected by separate reinforcing parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses an outer wall collapse preventing structure for energy-saving reconstruction of masonry building, which comprises an outer wall and a steel structure and is characterized in that: the steel structure consists of steel columns and steel beams, a seam with the width of 80-150 mm is arranged between each steel column and the outer wall, the steel columns and the ground ring beams are fixedly connected through first steel planting bars, the steel columns and the outer wall are fixedly connected through a plurality of groups of tie bars, and the steel columns and the ring beams are connected through ring beam connecting structures; the ring beam connecting structure comprises a stiffening plate and a spring plate, wherein the stiffening plate is welded and fixed on the steel column, one end of the spring plate is fixedly connected with the stiffening plate, and the other end of the spring plate is fixedly connected with the ring beam through a second embedded rib. The invention not only provides lateral constraint for the outer wall, but also separates the outer wall from the vertical load, realizes collapse prevention of the outer wall, can effectively utilize the outer wall of the existing building, not only can realize environmental protection and energy saving, but also can be suitable for masonry buildings which are not allowed to be disassembled and built in planning, and keeps the appearance and the historical value of the building.
Description
Technical Field
The invention relates to a building structure, in particular to a structure used for realizing green energy conservation in the process of modifying a masonry building, and particularly relates to an anti-collapse structure designed for retaining the outer wall of the masonry building.
Background
In urban planning, updating and reconstruction, the reconstruction and reuse of existing masonry structures is frequently encountered. Because of the certain historical value, some masonry structures are listed as control protection structures, in addition, the style requirements in urban planning are related, and according to the old repair principle, many masonry structures are required to keep appearance and cannot be disassembled and built at will.
The masonry construction needs to be modified due to the requirements of building safety, functional utilization of houses and the like. In general, a concrete frame structure is adopted in building reconstruction, however, in order to meet the requirement of retaining appearance while reconstruction, one consideration may be to retain the outer wall of masonry building, and the steel structural member is adopted to reconstruct the building interior, so that the retaining utilization of the building outer wall is also beneficial to energy conservation and emission reduction in the process. At this time, the method is considered to be used, after the original indoor floor slab, partition wall and other structures are removed, an indoor integral supporting structure is constructed by adopting steel columns and steel beam members, and the floor slab is newly added on the steel structure to realize indoor layering, so that the functional transformation is completed. However, from the mechanical point of view, the steel frame part is an independent structural system, and the reserved wall part is an external enclosure wall. In the transformation process, the coordination of the lateral rigidity of the outer wall and the lateral rigidity of the newly-added steel frame part is required to be ensured, the lateral rigidity is not coordinated between two different materials, the lateral displacement is different, the collision problem can occur, and meanwhile, the reserved outer wall is easy to incline and collapse.
Therefore, when trying to repair such masonry structures as old with steel structures, the problem of collapse prevention of the outer wall needs to be considered.
Disclosure of Invention
The invention aims to provide an outer wall collapse preventing structure for energy-saving reconstruction of masonry building, which can effectively utilize old outer walls when the masonry building is reconstructed, reduce reconstruction materials to realize energy saving while keeping appearance and appearance, and ensure the safety of the building.
In order to achieve the aim of the invention, the invention adopts the following technical scheme: the utility model provides an outer wall collapse prevention structure for energy-conserving transformation of brickwork building, includes the brickwork building outer wall that remains, sets up the steel construction in the outer wall, the steel construction is the frame construction that comprises steel column and girder steel component, is equipped with the seam between every steel column and the outer wall, through first planting muscle fixed connection between steel column and the ground circle roof beam, through multiunit tie bar fixed connection between steel column and the outer wall, the distance between the adjacent tie bars in vertical direction is 400 ~ 600mm, is connected through circle roof beam connection structure between steel column and the circle roof beam; the ring beam connecting structure comprises a stiffening plate and a spring plate, wherein the stiffening plate is welded and fixed on the steel column, one end of the spring plate is fixedly connected with the stiffening plate, and the other end of the spring plate is fixedly connected with the ring beam through a second reinforcing bar.
In the technical scheme, the lower part of the steel column is fixedly connected with the ground ring beam, the upper part of the steel column is elastically connected with the ring beam through the ring beam connecting structure, when the whole building has a multi-layer structure, each layer is respectively elastically connected with the ring beam, and meanwhile, the steel column body is connected with the outer wall through tie bars at intervals in the vertical direction. Therefore, the whole outer wall is laterally restrained, and is in flexible connection, so that bending moment is not transmitted, and the stability of the outer wall is ensured. The seam between the steel column and the outer wall is reserved, and considering that the steel structure is softer, larger lateral displacement can be generated, the specific seam width is determined according to actual calculation, and the general seam width can be 80-150 mm.
According to the preferable technical scheme, the inner surface of the outer wall is covered and reinforced by the reinforcing mesh surface layer.
In the technical scheme, the middle part of the tie bar is welded and fixed on the steel column, two ends of the tie bar are respectively bent to the inner side of the outer wall and are buried in the reinforcing mesh surface layer, and the tie bar is fixedly connected with the outer wall through the reinforcing mesh surface layer.
According to the preferable technical scheme, the tie bar forms a first bending from the steel column to the outer wall, the bending angle is 40-50 degrees, a second bending is formed near the outer wall, a tie part parallel to the inner wall of the outer wall is formed, and the length of the tie part is 250-400 mm.
The preferable technical scheme, the steel column is the I-steel, the pterygoid lamina of I-steel and outer wall internal surface parallel arrangement, in the collar tie beam connection structure, set up a stiffening plate respectively in the web both sides of I-steel, the stiffening plate level is arranged, respectively with the internal surface of both sides pterygoid lamina, one side surface welded fastening of web to stretch out outside the pterygoid lamina, the stiffening plate of corresponding both sides is provided with a spring plate respectively.
In the above technical scheme, the spring plate comprises a first connecting portion parallel to the stiffening plate, a second connecting portion parallel to the inner wall of the outer wall, and an elastic portion between the first connecting portion and the second connecting portion, wherein the first connecting portion, the elastic portion and the second connecting portion are formed by bending a plate, the first connecting portion is welded on the stiffening plate, and the second connecting portion is fixed on a ring beam of the outer wall by a second bar planting.
According to the preferable technical scheme, a part of the stiffening plate, which is far away from the outer wall, extends out of the wing plate and is used for being connected with the spring plate, so that the whole stiffening plate forms an L shape.
When the steel structure is used for multi-layer buildings, the profiled steel sheet concrete composite floor slab is arranged in the steel structure, and the end part of the profiled steel sheet concrete composite floor slab is connected with the outer wall through a spring steel plate.
According to the technical scheme, one end of the spring steel plate is fixed in the profiled steel plate concrete composite floor slab, and the other end of the spring steel plate is provided with a bend parallel to the inner wall of the outer wall and is fixedly connected to the outer wall through the third embedded bar, so that the profiled steel plate concrete composite floor slab and the outer wall form elastic connection.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the invention is provided with the seam between the steel structure and the outer wall, so that different connection structures are respectively arranged between the steel column and the ground ring beam, the wall body and the ring beam of the outer wall, flexible connection between the steel column and the outer wall is realized, lateral constraint is provided for the outer wall, the outer wall is separated from vertical load, and collapse prevention of the outer wall is realized.
2. The invention can effectively utilize the outer wall of the existing building, not only can realize environmental protection and energy saving, but also can be suitable for masonry building which is not allowed to be disassembled and built in planning, and can keep the appearance and the historical value of the building.
3. By arranging the reinforcing mesh surface layer on the inner surface of the outer wall, the reinforcement of the outer wall is realized, the integration of the outer wall is enhanced, and the connection of the steel column and the outer wall body is facilitated.
Drawings
FIG. 1 is a schematic diagram of the connection of a steel column to an outer wall in an embodiment of the present invention;
FIG. 2 is a schematic view in section A-A of FIG. 1;
FIG. 3 is a schematic view of a steel column connected to a ground ring beam in an embodiment;
FIG. 4 is a schematic view in section B-B of FIG. 3;
FIG. 5 is a schematic view of a steel column and ring beam connection in an embodiment;
FIG. 6 is a schematic top view of FIG. 5;
FIG. 7 is the spring plate of FIG. 5;
FIG. 8 is a right side view of FIG. 7;
FIG. 9 is a schematic diagram showing the connection of a composite floor slab of a pressed steel plate concrete with an outer wall in the embodiment;
FIG. 10 is the spring steel plate of FIG. 9;
FIG. 11 is a top view of FIG. 10;
fig. 12 is a right side view of the connection to the wall of fig. 11 (the tendons and nuts are not shown).
Wherein, 1, a steel column; 2. an outer wall; 3. a slit; 4. a tie bar; 5. a reinforcing steel bar net surface layer; 6. a ground ring beam; 7. first bar planting; 8. a ring beam; 9. stiffening plates; 10. a spring plate; 11. second bar planting; 12. a wing plate; 13. a web; 14. a first connection portion; 15. a second connecting portion; 16. an elastic part; 17. a through hole; 18. profiled steel sheet concrete composite floor slab; 19. a spring steel plate; 20. thirdly, planting bars; 21. a long hole.
Description of the embodiments
The invention is further described below with reference to the accompanying drawings and examples:
embodiment one: the utility model provides a structure of collapsing is prevented to outer wall for energy-conserving transformation of brickwork building, including the brickwork building outer wall that remains, set up the steel construction in the outer wall, the steel construction is the frame construction that comprises steel column and girder steel component, sets up the floor through cast in situ concrete. And at each steel column, a connection structure of each steel column with the outer wall body, the ground ring beam and the ring beam is respectively arranged, and meanwhile, a connection structure is also arranged between the profiled steel sheet concrete composite floor slab and the outer wall body.
Referring to fig. 1, a schematic diagram of connection between a steel column and an outer wall is shown, and it can be seen that a seam 3 with a width of 100mm is arranged between the steel column 1 and the outer wall 2, the steel column 1 and the outer wall 2 are fixedly connected through a plurality of groups of tie bars 4, and the distance between the adjacent tie bars 4 in the vertical direction is 500mm. The inner surface of the outer wall 2 is covered and reinforced by a reinforcing mesh surface layer 5.
Referring to fig. 2, the steel column 1 is made of i-steel, the middle part of the tie bar 4 is welded and fixed on one wing plate of the i-steel, the tie bar forms a first bending from the steel column to the outer wall direction, the bending angle a is 45 degrees, a second bending is formed near the outer wall to form a tie part parallel to the inner wall of the outer wall, the length of the tie part is 300mm, and the tie parts at the two ends are respectively buried in the reinforcing mesh surface layer 5 and fixedly connected with the outer wall 2 through the reinforcing mesh surface layer 5.
Referring to fig. 3 and 4, the steel column 1 and the ground ring beam 6 are fixedly connected through a first planting bar 7.
Referring to fig. 5, the steel column 1 and the ring beam 8 are connected through a ring beam connecting structure; the ring beam connecting structure comprises a stiffening plate 9 and a spring plate 10, and the stiffening plate 9 is welded and fixed on the steel column 1. One end of the spring plate 10 is fixedly connected with the stiffening plate 9, and the other end is fixedly connected with the ring beam through the second embedded ribs 11.
Referring to fig. 6, the steel column is i-steel, the wing plates 12 of the i-steel are arranged in parallel with the inner surface of the outer wall 2, in the ring beam connecting structure, two stiffening plates 9 are respectively arranged on two sides of the web 13 of the i-steel, and the stiffening plates 9 are horizontally arranged and are respectively welded and fixed with the inner surfaces of the wing plates on two sides and one side surface of the web. In this embodiment, the stiffening plate 9 extends beyond the wing plate away from a portion of the outer wall for attachment of the spring plate 10 so that the entire stiffening plate forms an L-shape.
As can be seen from fig. 6 and 7, the spring plate is composed of a first connecting portion 14 parallel to the stiffening plate, a second connecting portion 15 parallel to the inner wall of the outer wall, and an elastic portion 16 between the first connecting portion and the second connecting portion, wherein the first connecting portion 14, the elastic portion 16, and the second connecting portion 15 are formed by bending a single plate, and the first connecting portion is welded on the stiffening plate 9.
As can be seen from fig. 8, two through holes are formed in the second connecting portion 15, and 2 second bar-planting nuts can be used to fix the second bar-planting nuts on the ring beam of the outer wall.
When the profiled steel sheet concrete composite floor slab is provided in the steel structure, referring to fig. 9, the end of the profiled steel sheet concrete composite floor slab 18 is connected to the outer wall 2 via a spring steel sheet 19. One end of the spring steel plate 19 is fixed in the profiled steel plate concrete composite floor slab, and the other end is provided with a bend parallel to the inner wall of the outer wall and is fixedly connected to the outer wall through a third embedded rib 20, so that the profiled steel plate concrete composite floor slab and the outer wall form elastic connection.
Fig. 10 to 12 are connection diagrams of spring steel plates, and as can be seen from fig. 12, the holes for penetrating the third bar are long holes 21, the spring steel plates are vertically arranged, and the long holes are also vertically arranged, so that vertical load is prevented from being transmitted to the outer wall.
Claims (9)
1. A outer wall collapse prevention structure for energy-conserving transformation of brickwork building, including the brickwork building outer wall that remains, set up the steel construction in the outer wall, its characterized in that: the steel structure is a frame structure formed by steel columns and steel beam members, a seam is arranged between each steel column and the outer wall, the steel columns are fixedly connected with the ground ring beam through first embedded ribs, the steel columns are fixedly connected with the outer wall through a plurality of groups of tie bars, the distance between the adjacent tie bars in the vertical direction is 400-600 mm, and the steel columns are connected with the ring beam through a ring beam connecting structure; the ring beam connecting structure comprises a stiffening plate and a spring plate, wherein the stiffening plate is welded and fixed on the steel column, one end of the spring plate is fixedly connected with the stiffening plate, and the other end of the spring plate is fixedly connected with the ring beam through a second reinforcing bar.
2. The exterior wall collapse preventing structure for energy saving modification of masonry building according to claim 1, wherein: the inner surface of the outer wall is covered and reinforced by a reinforcing mesh surface layer.
3. The exterior wall collapse preventing structure for energy saving modification of masonry building according to claim 2, wherein: the middle part of the tie bar is welded and fixed on the steel column, and two ends of the tie bar are respectively bent to the inner side of the outer wall and buried in the reinforced mesh surface layer, and are fixedly connected with the outer wall through the reinforced mesh surface layer.
4. The exterior wall collapse preventing structure for energy saving modification of masonry building according to claim 3, wherein: the tie bar forms a first bending from the steel column to the outer wall direction, the bending angle is 40-50 degrees, a second bending is formed near the outer wall, a tie part parallel to the inner wall of the outer wall is formed, and the length of the tie part is 250-400 mm.
5. The exterior wall collapse preventing structure for energy saving modification of masonry building according to claim 1 or 2, wherein: the steel column is I-steel, the pterygoid lamina of I-steel and outer wall internal surface parallel arrangement, in the collar tie beam connection structure, set up a stiffening plate respectively in the web both sides of I-steel, the stiffening plate level is arranged, respectively with the internal surface of both sides pterygoid lamina, one side surface welded fastening of web to stretch out outside the pterygoid lamina, the stiffening plate of corresponding both sides is provided with a spring plate respectively.
6. The exterior wall collapse preventing structure for energy saving modification of masonry building according to claim 5, wherein: the spring plate comprises a first connecting part parallel to the stiffening plate, a second connecting part parallel to the inner wall of the outer wall and an elastic part between the first connecting part and the second connecting part, wherein the first connecting part, the elastic part and the second connecting part are formed by bending a plate, the first connecting part is welded on the stiffening plate, and the second connecting part is fixed on a ring beam of the outer wall by a second planting bar.
7. The exterior wall collapse preventing structure for energy saving modification of masonry building according to claim 5, wherein: and one part of the stiffening plate, which is far away from the outer wall, extends out of the wing plate and is used for connecting with the spring plate, so that the whole stiffening plate forms an L shape.
8. The exterior wall collapse preventing structure for energy saving modification of masonry building according to claim 1 or 2, wherein: the steel structure is internally provided with a profiled steel sheet concrete composite floor slab, and the end part of the profiled steel sheet concrete composite floor slab is connected with the outer wall through a spring steel plate.
9. The exterior wall collapse preventing structure for energy saving modification of masonry building according to claim 8, wherein: one end of the spring steel plate is fixed in the profiled steel plate concrete composite floor slab, and the other end of the spring steel plate is provided with a bend parallel to the inner wall of the outer wall and is fixedly connected to the outer wall through a third planting bar, so that the profiled steel plate concrete composite floor slab and the outer wall form elastic connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310650219.5A CN116537588A (en) | 2023-06-02 | 2023-06-02 | Outer wall collapse preventing structure for energy-saving reconstruction of masonry building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310650219.5A CN116537588A (en) | 2023-06-02 | 2023-06-02 | Outer wall collapse preventing structure for energy-saving reconstruction of masonry building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116537588A true CN116537588A (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310650219.5A Pending CN116537588A (en) | 2023-06-02 | 2023-06-02 | Outer wall collapse preventing structure for energy-saving reconstruction of masonry building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116537588A (en) |
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2023
- 2023-06-02 CN CN202310650219.5A patent/CN116537588A/en active Pending
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