A kind of compression and crack-resistant steel bar welded mesh

Abstract

The utility model discloses a compression and crack resistant steel bar welded mesh, which relates to the technical field of steel bar welded mesh, including: a plurality of first transverse steel bars and second transverse steel bars, a plurality of first vertical steel bars and second vertical steel bars are fixedly welded on the surfaces of the first transverse steel bars and second transverse steel bars, respectively, a first connecting block and a second connecting block are fixedly connected on the left and right sides of the first transverse steel bars and the second transverse steel bars and on one side of the first vertical steel bars and the second vertical steel bars, respectively, a welding rod is fixedly connected at the center position of the surface of the first connecting block and the second connecting block on one side of the first transverse steel bars and the second transverse steel bars, a compression resistant layer is fixedly connected to the inner wall of the welding rod, and a first waterproof and anti-corrosion layer is fixedly connected to the inner side of the compression resistant layer. The utility model enhances the compression resistance of the connection by arranging a double waterproof and anti-corrosion layer, a reinforcement layer and a compression resistant layer, so as to solve the problem that if the compression resistance of the steel bar mesh connection is low, the steel bar mesh is easily cracked, which affects the use.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar welded meshes, in particular to a compression and crack resistant steel bar welded mesh. Background Art

[0002] Steel welded mesh is a mesh steel product welded in the factory. It is a steel mesh made of longitudinal steel bars and transverse steel bars arranged at a certain interval and at right angles, and all the intersections are welded together. Steel welded mesh is widely used in various building structures. For example, steel welded mesh is widely used in the construction of railway box girders. The use of steel welded mesh significantly improves the quality of bridge deck pavement, improves the flatness of the bridge deck, and can effectively increase the crack resistance of the bridge deck.

[0003] A compression and crack-resistant steel bar welded mesh is disclosed in Chinese patent announcement number CN219196483U, comprising transverse steel bars and longitudinal steel bars welded on the transverse steel bars, a reinforcement device is installed at the welding point of the transverse steel bars and the longitudinal steel bars, a connecting rod is rotatably connected to the reinforcement device, a connecting block is provided in the rectangular mesh formed by the transverse steel bars and the longitudinal steel bars, a connecting rod is slidably connected to the connecting block, and one end of the connecting rod away from the reinforcement device is clamped on the connecting rod. The utility model is to install the reinforcement device at the welding point of the transverse steel bars and the longitudinal steel bars after the transverse steel bars and the longitudinal steel bars are firmly welded, and then connect the connecting rod on the reinforcement device to the connecting rod slidably connected to the connecting block in the rectangular mesh formed between the transverse steel bars and the longitudinal steel bars, and at this time, the connecting rod is controlled to slide into the inside of the connecting block so that the connecting rod is tightened, thereby reinforcing the connection between the transverse steel bars and the longitudinal steel bars.

[0004] When the above technology is used, multiple steel meshes need to be connected in actual use. If the compressive strength of the connection is low, the steel mesh will easily crack, thus affecting its use. Utility Model Content

[0005] The utility model aims to provide a compression-resistant and crack-resistant steel bar welded mesh to solve the problems raised by the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A compression and crack resistant steel bar welded mesh comprises a plurality of first transverse steel bars and a second transverse steel bar, wherein a plurality of first vertical steel bars and a second vertical steel bar are fixedly welded to the surfaces of the first transverse steel bars and the second transverse steel bars, respectively, and a first connecting block and a second connecting block are fixedly connected to the left and right sides of the first transverse steel bars and the second transverse steel bars and one side of the first vertical steel bars and the second vertical steel bars, respectively, and a welding rod is fixedly connected to the center position of the surface of the first connecting block and the second connecting block on one side of the first transverse steel bars and the second transverse steel bars, and a compression-resistant layer is fixedly connected to the inner wall of the welding rod, and a first waterproof and anti-corrosion layer is fixedly connected to the inner side of the compression-resistant layer, and an upper protection block is fixedly connected above the surface of the first connecting block and the second connecting block on the other side, and a turntable is rotatably connected to the top of the upper protection block, a screw is fixedly connected to the bottom of the turntable, a lower protection block is threadedly connected to the surface of the screw, and a sliding rod is fixedly connected to the bottom of the upper protection block, and the inner walls of the upper protection block and the lower protection block are fixedly connected to the second waterproof and anti-corrosion layer, and a plurality of reinforcement columns are fixedly connected to the inner side of the second waterproof and anti-corrosion layer of the upper protection block.

[0008] Preferably, welding holes are provided on the surfaces of the first connecting block and the second connecting block on the other side of the first transverse steel bar and the second transverse steel bar and on one side of the first vertical steel bar and the second vertical steel bar, and the welding rod is adapted to the diameter of the welding hole.

[0009] Preferably, an upper arc-shaped slot is formed at the bottom of the upper protection block, and a lower arc-shaped slot is formed at the top of the lower protection block.

[0010] Preferably, the surface of the turntable is provided with hexagonal holes.

[0011] Preferably, the bottoms of the screw rod and the slide rod are fixedly connected with anti-slip blocks.

[0012] Preferably, the surface of the sliding rod is slidably connected to the surface of the lower protective plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] When the utility model is in use, in order to protect the connection position of the two steel meshes and avoid disconnection caused by excessive pressure during use, which affects the use of the steel meshes, a pressure-resistant layer is arranged inside the welding rod, which can effectively prevent the pressure transmitted by the upper protection block from being too large and causing damage to it. At the same time, the first waterproof and anti-corrosion layer in the welding rod can effectively prevent water and corrosive substances from damaging the welding rod. In order to enhance the pressure resistance of the connection, a reinforcement column is arranged inside the upper protection block, which can avoid damage to the upper protection block caused by excessive pressure, thereby causing damage to the connection. The second waterproof and anti-corrosion layer inside the upper and lower protection blocks can comprehensively prevent water and corrosive substances from damaging the two protection blocks, so as to solve the problem that if the pressure resistance of the steel mesh connection is low, the steel mesh is easily cracked, affecting the use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the first network structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection structure between the upper protection block and the lower protection block of the utility model;

[0018] Figure 4 This is a schematic diagram of the screw structure of the utility model;

[0019] Figure 5 This is a side sectional view of the upper protection block structure of the utility model;

[0020] Figure 6 This is a side sectional view of the lower protection block structure of the utility model;

[0021] Figure 7 This is a side sectional view of the welding rod structure of the utility model.

[0022] In the figure: 1. first transverse reinforcement; 2. first connecting block; 3. welding hole; 4. upper protection block; 5. lower protection block; 6. screw; 7. second transverse reinforcement; 8. second connecting block; 9. welding rod; 10. sliding rod; 11. upper arc-shaped slot; 12. hexagonal hole; 13. turntable; 14. lower arc-shaped slot; 15. compression layer; 16. first waterproof and anti-corrosion layer; 17. second waterproof and anti-corrosion layer; 18. reinforcement column; 19. anti-slip block; 20. first vertical reinforcement; 21. second vertical reinforcement. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-7The utility model provides a technical solution: a compression and crack resistant steel bar welded mesh, comprising a plurality of first transverse steel bars 1 and a second transverse steel bar 7, a plurality of first vertical steel bars 20 and a second vertical steel bar 21 are fixedly welded on the surfaces of the first transverse steel bars 1 and the second transverse steel bars 7, a first connecting block 2 and a second connecting block 8 are fixedly connected on the left and right sides of the first transverse steel bars 1 and the second transverse steel bars 7 and on one side of the first vertical steel bars 20 and the second vertical steel bars 21, a welding rod 9 is fixedly connected at the center position of the surface of the first connecting block 2 and the second connecting block 8 on one side of the first transverse steel bars 1 and the second transverse steel bars 7, a compression-resistant layer 15 is fixedly connected to the inner wall of the welding rod 9, a first waterproof and anti-corrosion layer 16 is fixedly connected to the inner side of the compression-resistant layer 15, and .... An upper protection block 4 is fixedly connected above the surface of the first connecting block 2 and the second connecting block 8 on the side, the top of the upper protection block 4 is rotatably connected to a turntable 13, the bottom of the turntable 13 is fixedly connected to a screw 6, the surface of the screw 6 is threadedly connected to the lower protection block 5, the bottom of the upper protection block 4 is fixedly connected to a slide bar 10, the inner walls of the upper protection block 4 and the lower protection block 5 are fixedly connected to a second waterproof and anti-corrosion layer 17, a plurality of reinforcement columns 18 are fixedly connected to the inner side of the second waterproof and anti-corrosion layer 17 of the upper protection block 4, welding holes 3 are opened on the surfaces of the first connecting block 2 and the second connecting block 8 located on the other side of the first transverse steel bar 1 and the second transverse steel bar 7 and on one side of the first vertical steel bar 20 and the second vertical steel bar 21, the welding rod 9 is adapted to the diameter of the welding hole 3, the upper protection block 4 An upper arc-shaped slot 11 is provided at the bottom, a lower arc-shaped slot 14 is provided at the top of the lower protection block 5, a hexagonal hole 12 is provided on the surface of the turntable 13, the depth of the welding hole 3 is the same as the protruding distance of the welding rod 9, and the upper arc-shaped slot 11 is in contact with the surface of the welding rod 9, so when the protruding part of the welding rod 9 on the surface of the first connecting block 2 on one side of the first transverse steel bar 1 is inserted into the welding hole 3 on the surface of the second connecting block 8 on one side of the second transverse steel bar 7, no part of the welding rod 9 is exposed to the outside, and then welding is started. After welding is completed, a hexagonal wrench is inserted into the hexagonal hole 12, and then the wrench is rotated, thereby driving the turntable 13 to rotate, the rotation of the turntable 13 drives the screw 6 to rotate, and the rotation of the screw 6 drives the lower protection block 5 to move upward, and the lower protection block 5 moves upward The lower arc-shaped slot 14 moves upward until it is moved to contact the bottom of the welding rod 9, so that the upper arc-shaped slot 11 and the lower arc-shaped slot 14 are clamped to the welding rod 9. The clamping is completed, which means that the steel mesh composed of two horizontal steel bars and the vertical steel bars is connected. In order to protect the connection position of the two steel meshes and avoid cracking due to excessive pressure during use, which affects the use of the steel mesh, a pressure-resistant layer 15 is provided inside the welding rod 9, which can effectively prevent the pressure transmitted by the upper protection block 4 from being too large and causing damage to it. At the same time, the first waterproof and anti-corrosion layer 16 in the welding rod 9 can effectively prevent water and corrosive substances from damaging the welding rod 9. In order to strengthen the pressure resistance of the connection, a reinforcement column 18 is provided inside the upper protection block 4.It can prevent the upper protection block 4 from being damaged by excessive pressure, thereby damaging the connection, and the second waterproof and anti-corrosion layer 17 inside the upper protection block 4 and the lower protection block 5 can prevent water and corrosive substances from damaging the two protection blocks in all directions.

[0025] like Figure 3 As shown, the screw rod 6 and the bottom of the slide rod 10 are fixedly connected with an anti-dropping block 19, and the surface of the slide rod 10 is slidably connected to the surface of the lower protection block 5. The anti-dropping block 19 can prevent the lower protection block 5 from falling off.

[0026] Working principle: When in use, insert the protruding part of the welding rod 9 on the surface of the first connecting block 2 on one side of the first transverse reinforcement 1 into the welding hole 3 on the surface of the second connecting block 8 on one side of the second transverse reinforcement 7, with no part of the welding rod 9 exposed outside, and then start welding;

[0027] After welding is completed, a hexagonal wrench is inserted into the hexagonal hole 12, and then the wrench is rotated to drive the turntable 13 to rotate, and the rotation of the turntable 13 drives the screw 6 to rotate, and the rotation of the screw 6 drives the lower protection block 5 to move upward, and the lower protection block 5 moves upward and the lower arc-shaped card slot 14 moves upward until the lower arc-shaped card slot 14 is moved to contact the bottom of the welding rod 9, so that the upper arc-shaped card slot 11 and the lower arc-shaped card slot 14 are clamped to the welding rod 9, and the clamping is completed, which means that the steel mesh composed of two horizontal steel bars and vertical steel bars is connected;

[0028] In order to protect the connection position of the two steel meshes and avoid disconnection caused by excessive pressure during use, which affects the use of the steel meshes, a pressure-resistant layer 15 is arranged inside the welding rod 9, which can effectively prevent the pressure transmitted by the upper protection block 4 from being too large and causing damage to it. At the same time, the first waterproof and anti-corrosion layer 16 in the welding rod 9 can effectively prevent water and corrosive substances from damaging the welding rod 9. In order to enhance the pressure resistance of the connection, a reinforcement column 18 is arranged inside the upper protection block 4, which can avoid damage to the upper protection block 4 caused by excessive pressure, thereby causing damage to the connection. The second waterproof and anti-corrosion layer 17 inside the upper protection block 4 and the lower protection block 5 can prevent water and corrosive substances from damaging the two protection blocks in all directions.

[0029] The above operations can enhance the compressive strength of the connection between the two steel meshes to avoid cracking and affecting use.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A compression and crack resistant steel bar welded mesh, comprising a plurality of first transverse steel bars (1) and second transverse steel bars (7), characterized in that: A plurality of first vertical steel bars (20) and second vertical steel bars (21) are fixedly welded to the surfaces of the first transverse steel bars (1) and the second transverse steel bars (7), respectively; first connecting blocks (2) and second connecting blocks (8) are fixedly connected to the left and right sides of the first transverse steel bars (1) and the second transverse steel bars (7) and to one side of the first vertical steel bars (20) and the second vertical steel bars (21), respectively; a welding rod (9) is fixedly connected to the center of the surface of the first connecting block (2) and the second connecting block (8) located on one side of the first transverse steel bars (1) and the second transverse steel bars (7), and a compression-resistant layer (15) is fixedly connected to the inner wall of the welding rod (9), and the compression-resistant layer (15) is fixedly connected to the inner wall of the compression-resistant layer (15). A first waterproof and anti-corrosion layer (16) is fixedly connected to one side of the upper protective block (4), and an upper protective block (4) is fixedly connected above the surface of the first connecting block (2) and the second connecting block (8) located on the other side. A turntable (13) is rotatably connected to the top of the upper protective block (4), a screw rod (6) is fixedly connected to the bottom of the turntable (13), and a lower protective block (5) is threadedly connected to the surface of the screw rod (6), and a sliding rod (10) is fixedly connected to the bottom of the upper protective block (4). The inner walls of the upper protective block (4) and the lower protective block (5) are both fixedly connected to a second waterproof and anti-corrosion layer (17), and a plurality of reinforcement columns (18) are fixedly connected to the inner side of the second waterproof and anti-corrosion layer (17) located on the upper protective block (4).

2. The compression and crack resistant steel bar welded mesh according to claim 1, characterized in that: The surfaces of the first connecting block (2) and the second connecting block (8) located on the other side of the first transverse steel bar (1) and the second transverse steel bar (7) and on one side of the first vertical steel bar (20) and the second vertical steel bar (21) are both provided with welding holes (3), and the welding rod (9) is adapted to the diameter of the welding hole (3).

3. The compression and crack resistant steel bar welded mesh according to claim 1, characterized in that: An upper arc-shaped slot (11) is provided at the bottom of the upper protection block (4), and a lower arc-shaped slot (14) is provided at the top of the lower protection block (5).

4. The compression and crack-resistant steel bar welded mesh according to claim 1, characterized in that: The surface of the rotating disk (13) is provided with a hexagonal hole (12).

5. The compression and crack resistant steel bar welded mesh according to claim 1, characterized in that: The bottoms of the screw rod (6) and the sliding rod (10) are both fixedly connected with anti-slip blocks (19).

6. The compression and crack resistant steel bar welded mesh according to claim 1, characterized in that: The surface of the sliding rod (10) is slidably connected to the surface of the lower protection block (5).

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