Anti-cracking early strength concrete structure

Abstract

The utility model relates to the technical field of concrete, and provides an anti-crack early-strength concrete structure which comprises a coarse mortar sand layer, a first mounting groove is formed in the inner side of the coarse mortar sand layer, a reinforcing piece used for reinforcing the strength of the coarse mortar sand layer is arranged on the inner side of the first mounting groove, the reinforcing piece comprises a reinforcing frame, and the reinforcing frame is fixedly connected to the inner side of the first mounting groove. A plurality of reinforcing rods are fixedly connected to the top end of the inner side of the reinforcing frame, a plurality of reinforcing frames are fixedly connected to the bottoms of the reinforcing rods, a first fine slurry sand layer is poured on the outer side of the coarse slurry sand layer, and a waterproof part is arranged on the outer side of the first fine slurry sand layer. The reinforcing frame of the X-shaped structure can further improve the compressive strength of the reinforcing frame, so that the compressive strength of the coarse slurry sand layer in different directions can be improved, and the problem that the coarse slurry sand layer cracks due to the fact that the coarse slurry sand layer bears too large pressure is effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete, in particular to a crack-resistant early-strength concrete structure. Background Art

[0002] Concrete is a general term for a composite material that is made by mixing gel material, aggregate and water in appropriate proportions and then hardening after a certain period of time. It is the most widely used artificial civil construction material in the world.

[0003] After searching, the Chinese patent publication number CN207017590U discloses "a concrete structure, which is a waterproof concrete layer structure for a bathroom, comprising a U-shaped concrete base, wherein a plurality of stacked steel wire rings are embedded in the concrete base, wherein the steel wire rings are circular, a first waterproof coating layer is laid on the concrete base, a polypropylene anti-cracking fiber composite layer is laid on the first waterproof coating layer, a steel wire mesh is laid on the polypropylene anti-cracking fiber composite layer, wherein the steel wire mesh is a crisscross of transverse and longitudinal steel wires, a second waterproof coating layer is laid on the steel wire mesh, a concrete surface layer is laid on the second waterproof coating layer, and a bonding groove which is conducive to cement bonding is provided on the upper surface of the concrete surface layer and the lower surface of the concrete base, wherein the bonding groove is a semicircular groove".

[0004] The above patent uses n-shaped stainless steel grooves to piece together and connect various concrete structures. Although this structure can facilitate construction, the strength of the connections between different concrete structures will also be reduced. If this concrete structure is used in some pressure-bearing buildings, cracks will occur between different concrete structures due to insufficient strength. Utility Model Content

[0005] The utility model provides a crack-resistant early-strength concrete structure, which solves the problem of insufficient strength of the concrete structure in the prior art.

[0006] The technical solution of the utility model is as follows: a crack-resistant early-strength concrete structure, comprising a coarse mortar sand layer, an installation groove one is opened on the inner side of the coarse mortar sand layer, a reinforcing piece for reinforcing the strength of the coarse mortar sand layer is arranged on the inner side of the installation groove one, the reinforcing piece comprises a reinforcing frame, the reinforcing frame is fixedly connected to the inner side of the installation groove one, a plurality of reinforcing rods are fixedly connected to the top end of the inner side of the reinforcing frame, the plurality of reinforcing rods are equidistantly distributed along the width direction of the reinforcing frame, a plurality of reinforcing frames are fixedly connected to the bottom of the plurality of reinforcing rods, the plurality of reinforcing frames are equidistantly distributed along the length direction of the reinforcing rods, and the bottom ends of the plurality of reinforcing frames are fixedly connected to the bottom wall of the installation groove one, a first fine mortar sand layer is cast on the outer side of the coarse mortar sand layer, and a waterproofing piece is arranged on the outer side of the first fine mortar sand layer.

[0007] Preferably, the reinforcement frame is an X-shaped structure, and two adjacent reinforcement frames are fixed to each other.

[0008] Preferably, a second mounting groove corresponding to the first mounting groove is provided on the inner side of the first fine slurry sand layer, and the top of the reinforcement frame is fixedly connected to the inner wall of the second mounting groove.

[0009] Preferably, the waterproof component includes a waterproof barrier layer, which is coated on the outside of the first fine slurry sand layer, and a second fine slurry sand layer is cast on the outside of the waterproof barrier layer. A drainage groove is opened on the inside of the second fine slurry sand layer, and a plurality of drainage holes are opened on the top surface of the second fine slurry sand layer, and the bottom ends of the plurality of drainage holes are connected to the drainage groove.

[0010] Preferably, the drainage groove is an arched structure, and both ends of the drainage groove are connected to the outside.

[0011] Preferably, a mesh polypropylene fiber layer is fixedly connected to the top of the second fine slurry sand layer, and a steel mesh layer is fixedly connected to the inner side of the mesh polypropylene fiber layer.

[0012] The technical effects and advantages of the utility model are as follows: by arranging a reinforcement frame inside the rough mortar sand layer, the bearing capacity of the rough mortar sand layer in the vertical direction can be improved, and the reinforcement rod can increase the lateral bearing capacity of the reinforcement frame, and the reinforcement frame of the X-shaped structure can further improve the compressive capacity of the reinforcement frame, so that the compressive strength of the rough mortar sand layer in different directions can be improved, and the problem of cracking of the rough mortar sand layer due to excessive pressure can be effectively avoided; BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a structural schematic diagram of a crack-resistant early-strength concrete structure.

[0014] Figure 2 It is a structural schematic diagram of the reinforcing member of the utility model.

[0015] Figure 3 It is a structural schematic diagram of the waterproof component of the utility model.

[0016] Figure 4 It is a schematic structural diagram of the mesh polypropylene fiber layer of the utility model.

[0017] The accompanying drawings are marked as follows: 1. coarse mortar sand layer; 11. mounting groove one; 2. reinforcement piece; 21. reinforcement frame; 22. reinforcement rod; 23. reinforcement frame; 3. first fine mortar sand layer; 31. mounting groove two; 4. waterproof piece; 41. waterproof barrier layer; 42. second fine mortar sand layer; 43. drainage groove; 44. drainage hole; 5. mesh polypropylene fiber layer; 51. wire mesh layer. DETAILED DESCRIPTION

[0018] The following will be combined with 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 of 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.

[0019] Reference Figure 1 - Figure 2 The utility model provides a crack-resistant early-strength concrete structure, including a coarse mortar sand layer 1, an installation groove 11 is opened on the inner side of the coarse mortar sand layer 1, and a reinforcing member 2 for reinforcing the strength of the coarse mortar sand layer 1 is arranged on the inner side of the installation groove 11, and the reinforcing member 2 includes a reinforcing frame 21, and the reinforcing frame 21 is fixedly connected to the inner side of the installation groove 11, and a plurality of reinforcing rods 22 are fixedly connected to the top of the inner side of the reinforcing frame 21, and the plurality of reinforcing rods 22 are equidistantly distributed along the width direction of the reinforcing frame 21, and a plurality of reinforcing frames 23 are fixedly connected to the bottom of the plurality of reinforcing rods 22, and the plurality of reinforcing frames 23 are equidistantly distributed along the length direction of the reinforcing rods 22, and the bottom ends of the plurality of reinforcing frames 23 are fixedly connected to the bottom wall of the installation groove 11, and the reinforcing frames 23 are X-shaped structures, and two adjacent reinforcing frames 23 are fixed to each other, and a first fine mortar sand layer 3 is cast on the outer side of the coarse mortar sand layer 1, and a waterproof member 4 is arranged on the outer side of the first fine mortar sand layer 3.

[0020] By arranging a reinforcement frame 21 inside the rough mortar sand layer 1, the bearing capacity of the rough mortar sand layer 1 in the vertical direction can be improved, and the reinforcement rod 22 can increase the lateral bearing capacity of the reinforcement frame 21. The X-shaped reinforcement frame 23 can further improve the compressive capacity of the reinforcement frame 21. In this way, the compressive strength of the rough mortar sand layer 1 in different directions can be improved, and the problem of cracking of the rough mortar sand layer 1 due to excessive pressure can be effectively avoided.

[0021] Reference Figure 3 The waterproof part 4 includes a waterproof barrier layer 41, which is coated on the outside of the first fine mortar sand layer 3, and a second fine mortar sand layer 42 is cast on the outside of the waterproof barrier layer 41. A drainage groove 43 is provided on the inside of the second fine mortar sand layer 42, and a plurality of drainage holes 44 are provided on the top surface of the second fine mortar sand layer 42. The bottom ends of the plurality of drainage holes 44 are all connected to the drainage groove 43. The drainage groove 43 is an arched structure, and both ends of the drainage groove 43 are connected to the outside. The accumulated water can be introduced into the drainage groove 43 through the drainage holes 44, and then the water can be discharged from the concrete structure through the drainage groove 43. Since the drainage groove 43 is an arched structure, the water inside the drainage groove 43 will be quickly discharged without the problem of accumulation and flooding.

[0022] Reference Figure 4The top of the second fine mortar sand layer 42 is fixedly connected with a mesh polypropylene fiber layer 5, and the inner side of the mesh polypropylene fiber layer 5 is fixedly connected with a wire mesh layer 51. The mesh polypropylene fiber layer 5 can ensure that the fiber has excellent dispersion in the concrete and the bond strength with the cement body, effectively improving the crack resistance of the mortar and concrete.

[0023] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A crack-resistant early-strength concrete structure, comprising a coarse mortar sand layer (1), characterized in that: An installation groove (11) is provided on the inner side of the coarse mortar sand layer (1). A reinforcing member (2) for reinforcing the strength of the coarse mortar sand layer (1) is provided on the inner side of the installation groove (11). The reinforcing member (2) comprises a reinforcing frame (21). The reinforcing frame (21) is fixedly connected to the inner side of the installation groove (11). A plurality of reinforcing rods (22) are fixedly connected to the top of the inner side of the reinforcing frame (21). The plurality of reinforcing rods (22) are equidistantly distributed along the width direction of the reinforcing frame (21). A plurality of reinforcing frames (23) are fixedly connected to the bottom of the plurality of reinforcing rods (22). The plurality of reinforcing frames (23) are equidistantly distributed along the length direction of the reinforcing rods (22). The bottom ends of the plurality of reinforcing frames (23) are fixedly connected to the bottom wall of the installation groove (11). A first fine mortar sand layer (3) is cast on the outer side of the coarse mortar sand layer (1). A waterproof member (4) is provided on the outer side of the first fine mortar sand layer (3).

2. The crack-resistant early-strength concrete structure according to claim 1, characterized in that: The reinforcement frame (23) is an X-shaped structure, and two adjacent reinforcement frames (23) are fixed to each other.

3. The crack-resistant early-strength concrete structure according to claim 1, characterized in that: A second mounting groove (31) corresponding to the first mounting groove (11) is provided on the inner side of the first fine slurry sand layer (3), and the top of the reinforcement frame (21) is fixedly connected to the inner wall of the second mounting groove (31).

4. The crack-resistant early-strength concrete structure according to claim 1, characterized in that: The waterproof member (4) comprises a waterproof barrier layer (41), the waterproof barrier layer (41) being coated on the outside of a first fine mortar sand layer (3), a second fine mortar sand layer (42) being cast on the outside of the waterproof barrier layer (41), a drainage groove (43) being provided on the inside of the second fine mortar sand layer (42), a plurality of drainage holes (44) being provided on the top surface of the second fine mortar sand layer (42), and the bottom ends of the plurality of drainage holes (44) being communicated with the drainage groove (43).

5. The crack-resistant early-strength concrete structure according to claim 4, characterized in that: The drainage groove (43) is an arched structure, and both ends of the drainage groove (43) are connected to the outside.

6. The crack-resistant early-strength concrete structure according to claim 5, characterized in that: A mesh polypropylene fiber layer (5) is fixedly connected to the top of the second fine slurry sand layer (42), and a wire mesh layer (51) is fixedly connected to the inner side of the mesh polypropylene fiber layer (5).

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