A crack-resistant masonry structure

CN224412860UActive Publication Date: 2026-06-26CSCEC STRAIT CONSTR & DEV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CSCEC STRAIT CONSTR & DEV
Filing Date
2025-04-09
Publication Date
2026-06-26

AI Technical Summary

Technical Problem

The existing masonry structure is installed very tightly, resulting in a heavy overall wall weight and poor support strength.

Method used

The structure employs a combination of an inner concrete protective layer, an outer concrete protective layer, and a prestressed bolt body. Combined with a rectangular support mesh, support rods, and diagonal braces, it enhances the tensile strength and support capacity of the masonry structure. XPS insulation boards are used to improve thermal insulation performance.

Benefits of technology

It enhances the crack resistance and support strength of masonry structures, increases the service life of walls, and can adjust its function according to environmental conditions to prevent damage to walls from noise and moisture.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model discloses a kind of anti-cracking masonry structures, including wall layer, the left side of wall layer is equipped with inner concrete protective layer, the right side of wall layer is equipped with outer concrete protective layer;Inner concrete protective layer includes rectangular support net that is attached to the lateral wall of wall layer, rectangular support net outer wall is filled with block, outer concrete protective layer includes the thermal insulation layer that is attached to the lateral wall of wall layer, the outer wall of thermal insulation layer is equipped with concrete slurry;Outer concrete protective layer, wall layer and the inside of inner concrete protective layer are equipped with pre-stressed bolt main part and are penetrated;The setting of the anti-cracking masonry structure, structure design is reasonable, block can adjust its own function according to the surrounding environment of need installation, when encountering noise or humid air, effectively avoid the damage that wall receives by cross connection with block, increase the service life of wall.
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Description

Technical Field

[0001] This utility model relates to the field of masonry structure technology, specifically to a crack-resistant masonry structure. Background Technology

[0002] Masonry structures refer to structures built with brick, stone, or block masonry, also known as brick and stone structures. Because masonry has high compressive strength but very low tensile strength, masonry structural members mainly bear axial or small eccentric compression, and rarely tension or bending. Walls, columns, and foundations in general civil and industrial buildings can be made of masonry. In buildings using reinforced concrete frames and other structures, brick walls are commonly used as enclosure structures, such as infill walls in frame structures.

[0003] Existing masonry structures still have some shortcomings in use: existing masonry structures are installed very tightly, resulting in a heavy overall wall mass and poor support strength, so existing technologies need to be improved. Utility Model Content

[0004] The purpose of this utility model is to provide a crack-resistant masonry structure to solve the shortcomings of existing building masonry structures mentioned in the background art: existing building masonry structures are installed tightly, resulting in a heavy overall wall mass and poor support strength.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a crack-resistant masonry structure, comprising a wall layer, characterized in that an inner concrete protective layer is fitted on the left side of the wall layer, and an outer concrete protective layer is fitted on the right side of the wall layer.

[0006] The inner concrete protective layer includes a rectangular support mesh attached to the side wall of the wall layer, the outer wall of the rectangular support mesh being filled with blocks, and the outer concrete protective layer includes an insulation layer attached to the side wall of the wall layer, the outer wall of the insulation layer being fitted with concrete slurry.

[0007] The outer concrete protective layer, the wall layer, and the inner concrete protective layer are internally fitted with prestressed bolt bodies;

[0008] The top two sides of the wall layer have support surfaces, and the middle of the top of the wall layer has a buffer surface. The support surfaces have support cavities inside, and three support rods are installed inside the support cavities. An inclined support rod is installed between each pair of adjacent support rods.

[0009] As a preferred embodiment of the crack-resistant masonry structure of this utility model, the top of the support rod is fitted with a support plate, the support surface is set at the top of the support plate, and inclined support surfaces are provided on both the left and right sides of the wall layer.

[0010] As a preferred embodiment of the crack-resistant masonry structure of this utility model, the supporting surface and the buffer surface extend along the overall length direction.

[0011] As a preferred embodiment of the crack-resistant masonry structure of this utility model, a masonry ring beam is fitted at the top of the wall layer, and the interior of the masonry ring beam is fitted with supporting steel bars.

[0012] As a preferred embodiment of the crack-resistant masonry structure of this utility model, the bottom end of the prestressed bolt body is provided with a circular groove, the bottom end of the circular groove is equipped with a bolt rod, the upper outer end of the bolt rod is equipped with a fixing ring, and the circumferential surface of the bolt rod is fitted with an annular pressure plate, a spring and an annular rubber sheet.

[0013] As a preferred embodiment of the crack-resistant masonry structure of this utility model, an extrusion block is installed at the upper edge of the annular rubber sheet.

[0014] As a preferred embodiment of the crack-resistant masonry structure of this utility model, the outer wall of the prestressed bolt body is provided with an arc surface, and the surface of the arc surface is provided with anti-slip texture.

[0015] Compared with the prior art, the beneficial effects of this utility model are: the design of this crack-resistant masonry structure is reasonable;

[0016] The modular components in this design can be adjusted to suit the surrounding environment during installation. When exposed to noise or humid air, cross-connections with the components effectively prevent damage to the wall and extend its lifespan. Attached Figure Description

[0017] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0018] Figure 2 This is a schematic diagram of the wall layer of this utility model;

[0019] Figure 3 This is a schematic diagram of the inner concrete protective layer, wall layer, and outer concrete protective layer of this utility model;

[0020] Figure 4 This is a schematic diagram of the bolt body of this utility model.

[0021] In the diagram: 1. Masonry ring beam; 2. Wall layer; 3. Supporting reinforcement; 4. Outer concrete protective layer; 5. Inner concrete protective layer; 6. Buffer surface; 7. Diagonal support rod; 8. Support rod; 9. Support surface; 10. Supporting top plate; 11. Diagonal support surface; 12. Support cavity; 13. Rectangular support mesh; 14. Block; 15. Insulation layer; 16. Concrete grout; 17. Prestressed bolt body; 171. Circular groove; 172. Annular rubber sheet; 173. Bolt rod; 174. Extrusion block; 175. Annular pressure plate; 176. Fixing ring; 177. Spring; 178. Arc surface. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figure 1-4 This utility model provides a technical solution:

[0024] In this technical solution, a crack-resistant masonry structure includes a wall layer 2, characterized in that an inner concrete protective layer 5 and an inner concrete protective layer 4 are assembled on the left side of the wall layer 2, and an outer concrete protective layer 4 and an outer concrete protective layer 5 are assembled on the right side of the wall layer 2; the inner concrete protective layer 5 and the inner concrete protective layer 4 include a rectangular support mesh 13 attached to the side wall of the wall layer 2, and the outer wall of the rectangular support mesh 13 is filled with blocks 14; the outer concrete protective layer 4 and the outer concrete protective layer 5 include an insulation layer 15 attached to the side wall of the wall layer 2, and the outer wall of the insulation layer 15 is equipped with concrete grout 16; prestressed bolt bodies 17 are installed through the interior of the outer concrete protective layer 5, the wall layer 2, and the inner concrete protective layer 4; support surfaces 9 are provided on both sides of the top of the wall layer 2, and a buffer surface 6 is provided at the middle of the top of the wall layer 2; a support cavity 12 is provided inside the support surface 9, and three support rods 8 are assembled inside the support cavity 12, with a diagonal support rod 7 installed between each pair of adjacent support rods 8.

[0025] In this technical solution, the overall masonry is provided with an inner concrete protective layer 4, a wall layer 2, and an outer concrete protective layer 4 and an outer concrete protective layer 5 from the inside out. The multi-layer arrangement can effectively enhance the masonry structure wall. The inner concrete protective layer 4 is composed of a rectangular support mesh 13 and blocks 14. The outer concrete protective layer 5 is composed of an insulation layer 15 and concrete grout 16. The whole structure is connected by prestressed bolt bodies 17 to improve the overall fracture resistance.

[0026] In some technical solutions, the top of the support rod 8 is equipped with a support plate 10, the support surface 9 is set at the top of the support plate 10, and inclined support surfaces 11 are provided on both the left and right sides of the wall layer 2.

[0027] In this technical solution, the support surface 9 is supported by the support rod 8 and the diagonal support rod 7, which in turn provides buffer support for the support top plate 10.

[0028] In some technical solutions, the support surface 9 and the buffer surface 6 extend along the overall length direction.

[0029] In this technical solution, the settings can be adjusted according to the specific length.

[0030] In some technical solutions, a masonry ring beam 1 is installed at the top of the wall layer 2, and the interior of the masonry ring beam 1 is equipped with supporting steel bars 3.

[0031] Insulation layer 3 is made of XPS insulation board. XPS insulation board features high thermal resistance, low linear expansion, and low expansion ratio. Its closed-cell rate reaches over 99%, forming a vacuum layer to prevent heat loss through airflow, ensuring its long-lasting and stable insulation performance. Compared to the 80% closed-cell rate of polyurethane foam, its superior advantage is self-evident. In addition, due to the special structure of XPS insulation board, its compressive strength and impact resistance are extremely high. Depending on the different models and thicknesses of XPS insulation board, its compressive strength reaches over 150-500Kpa, capable of withstanding the ground loads of various systems, making it suitable for overall insulation and compressive strength. Masonry ring beam 1 is used to increase the strength of the masonry structure wall. Within the masonry ring beam 1, reinforcing steel bars 3 are connected to increase strength. These reinforcing steel bars 3 are combined to form a rectangular frame structure. Several rectangular support meshes are welded onto the reinforcing steel bars 3 to provide a certain level of support strength. The reinforcing steel bars 3 are cylindrical in shape, and the rectangular support meshes are vertically distributed inside the reinforcing steel bars 3, with their edges adhering to the reinforcing steel bars 3. The rectangular support meshes are woven from steel wire, with a mesh size not exceeding 20mm × 20mm and a wire diameter not less than 1.0mm. When the reinforcing steel bars 3 and the rectangular support meshes are fixed within the masonry ring beam, grout is injected to firmly form the wall structure.

[0032] In some technical solutions, a retaining ring 176 is installed on the upper outer end of the bolt rod 173, and an annular pressure plate 175, a spring 177 and an annular rubber sheet 172 are fitted on the circumferential surface of the bolt rod 173.

[0033] In this technical solution, the annular pressure plate 175 is located above the fixed ring 176, the spring 177 is located above the annular pressure plate 175, and the annular rubber sheet 172 is located below the fixed ring 176.

[0034] In some technical solutions, an extrusion block 174 is installed at the upper edge of the annular rubber sheet 172.

[0035] In this technical solution, the annular pressure plate 175 is pressed downward by the spring 177, and the extrusion block 174 is pressed downward by the annular pressure plate 175, so that the extrusion block 174 further extrudes the edge of the annular rubber sheet 172, thereby improving the sealing effect.

[0036] In some technical solutions, the outer wall of the prestressed bolt body 17 is provided with an arc surface 178, and the surface of the arc surface 178 is provided with anti-slip texture.

[0037] In this technical solution, the arc surface 178 facilitates the driving of the prestressed bolt body 17.

[0038] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0039] Although the present invention has been described above with reference to embodiments, various modifications can be made and components can be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the features in the embodiments disclosed in this invention can be combined with each other in any way. The lack of an exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A crack-proof masonry structure comprising a wall layer (2), characterized in that, The left side of the wall layer (2) is fitted with an inner concrete protective layer (5), and the right side of the wall layer (2) is fitted with an outer concrete protective layer (4). The inner concrete protective layer (5) includes a rectangular support mesh (13) attached to the side wall of the wall layer (2), the outer wall of the rectangular support mesh (13) is filled with blocks (14), and the outer concrete protective layer (4) includes an insulation layer (15) attached to the side wall of the wall layer (2), the outer wall of the insulation layer (15) is fitted with concrete slurry (16). The outer concrete protective layer (4), the wall layer (2) and the inner concrete protective layer (5) are internally fitted with prestressed bolt bodies (17). The top two sides of the wall layer (2) are provided with support surfaces (9), and the middle of the top of the wall layer (2) is provided with a buffer surface (6). The support surface (9) is provided with a support cavity (12), and the support cavity (12) is equipped with three support rods (8). Each pair of adjacent support rods (8) is equipped with an inclined support rod (7).

2. A crack resistant masonry structure according to claim 1, wherein, The top of the support rod (8) is fitted with a support plate (10), the support surface (9) is set at the top of the support plate (10), and inclined support surfaces (11) are provided on both the left and right sides of the wall layer (2).

3. A crack resistant masonry structure according to claim 2, wherein, The support surface (9) and the buffer surface (6) extend along the length of the whole.

4. A crack resistant masonry structure according to claim 1, wherein The top of the wall layer (2) is fitted with a masonry ring beam (1), and the interior of the masonry ring beam (1) is fitted with supporting steel bars (3).

5. A crack resistant masonry structure according to claim 1, wherein The prestressed bolt body (17) has a circular groove (171) at the bottom end, a bolt rod (173) is installed at the bottom end of the circular groove (171), a fixing ring (176) is installed at the upper outer end of the bolt rod (173), and an annular pressure plate (175), a spring (177) and an annular rubber sheet (172) are fitted on the circumferential surface of the bolt rod (173).

6. A crack resistant masonry structure according to claim 5, wherein, An extrusion block (174) is installed at the upper edge of the annular rubber sheet (172).

7. A crack resistant masonry structure according to claim 6, wherein The outer wall of the prestressed bolt body (17) is provided with an arc surface (178), and the surface of the arc surface (178) is provided with anti-slip texture.