Fabricated concrete prefabricated structure

Abstract

The utility model relates to the field of prefabricated slabs, in particular to an assembly type concrete prefabricated structure. The concrete slab comprises a first concrete slab single body and a second concrete slab single body, a T-shaped butt joint piece is fixed at the left end of the first concrete slab single body and the left end of the second concrete slab single body, and a concave butt joint piece is fixed at the right end of the first concrete slab single body and the right end of the second concrete slab single body. According to the fabricated concrete prefabricated structure, the phenomena of environmental pollution, material consumption and the like caused by site construction are effectively reduced, the prefabricated structure is short in construction period and reliable in quality, remarkable energy-saving and consumption-reducing effects are achieved, and the fabricated concrete prefabricated structure is suitable for popularization and application. And a model is established for green and sustainable development of the building industry.

Description

Technical Field

[0001] The utility model relates to the field of precast plates, in particular to an assembled concrete precast structure. Background Art

[0002] A concrete precast structure refers to a precast concrete component that has been fabricated before installation at the construction site. Commonly seen ones include precast concrete floor slabs, concrete box girders for bridges, precast concrete roof truss beams for industrial factories, culvert frames, precast concrete piles for ground treatment, etc.

[0003] When using the above technology, it is found that the following technical problems exist in the prior art: The connection method between existing energy-saving and environment-friendly concrete precast structures is not firm enough, resulting in a risk of fracture of the concrete precast structure. Therefore, we design an assembled concrete precast structure to provide another technical solution to the above technical problems. Summary of the Utility Model

[0004] Based on this, in order to solve the above technical problems, it is necessary to provide an assembled concrete precast structure. When in use, when the formed first concrete slab unit and the second concrete slab unit are transported to the construction site, then the first concrete slab unit and the second concrete slab unit are installed according to the corresponding positioning steel bars in the construction guide, and the T-shaped docking part and the concave docking part are slidably connected, thereby effectively improving the splicing effect of the first concrete slab unit and the second concrete slab unit, increasing the stress capacity of the assembled plate, facilitating the rapid production and efficient installation of the precast structure. The precast structure of the utility model adopts batch processing production, greatly reducing material consumption, effectively reducing environmental pollution and material consumption caused by on-site construction. This precast structure not only has a short construction period and reliable quality, but also achieves remarkable energy-saving and consumption-reducing effects, setting an example for the green and sustainable development of the construction industry.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] An assembled concrete precast structure, comprising a first concrete slab unit and a second concrete slab unit. A T-shaped docking part is fixed at the left end of the first concrete slab unit and the second concrete slab unit. A concave docking part is fixed at the right end of the first concrete slab unit and the second concrete slab unit. The first concrete slab unit and the second concrete slab unit are slidably connected through the concave docking part and the T-shaped docking part. A plurality of second grouting holes are formed on one side inside the concave docking part, and the inside of the second grouting holes is filled with concrete to fix the concave docking part and the T-shaped docking part.

[0007] As a preferred embodiment of the prefabricated concrete structure provided by the present utility model, a plurality of circular docking holes are provided at the top and bottom inside the first concrete slab monomer and the second concrete slab monomer, and the inside of the circular docking holes is slidably connected with positioning steel bars.

[0008] As a preferred embodiment of the prefabricated concrete structure provided by the present utility model, a plurality of first grouting holes are provided inside the first concrete slab monomer and the second concrete slab monomer and on one side of the circular docking holes, and the inside of the first grouting holes is connected with the inside of the circular docking holes.

[0009] As a preferred embodiment of the prefabricated concrete structure provided by the present utility model, a T-shaped groove is provided inside the concave docking member, and the inside of the T-shaped groove is slidably connected with a T-shaped docking member.

[0010] As a preferred embodiment of the prefabricated concrete structure provided by the present utility model, a steel bar docking groove is provided inside the concave docking member, the left end of the T-shaped groove is connected with the steel bar docking groove, and the inside of the second grouting hole is connected with the inside of the steel bar docking groove.

[0011] As a preferred embodiment of the prefabricated concrete structure provided by the present utility model, a plurality of steel bar meshes are fixed inside the first concrete slab monomer and the second concrete slab monomer, and the left end of the steel bar mesh passes through the T-shaped docking member and is slidably connected with the steel bar docking groove.

[0012] It can be seen without doubt that through the above technical solutions of the present application, the technical problems to be solved by the present application can surely be solved.

[0013] At the same time, through the above technical solutions, the present utility model has at least the following beneficial effects:

[0014] A prefabricated concrete structure provided by the present utility model installs the first concrete slab monomer and the second concrete slab monomer according to the corresponding positioning steel bars in accordance with the construction guide, and the T-shaped docking member and the concave docking member are slidably connected, effectively performing horizontal splicing according to the construction length. And through the connection between the circular docking holes and the positioning steel bars, the first concrete slab monomer and the second concrete slab monomer are effectively longitudinally spliced according to the construction height. Then, concrete is respectively poured into the inside of the circular docking holes and the steel bar docking grooves along the inside of the first grouting holes and the second grouting holes, thereby improving the stability of horizontal splicing and longitudinal splicing. Description of the Drawings

[0015] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the attached drawings required for the description of the embodiments. Obviously, the attached drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other attached drawings can also be obtained based on these drawings.

[0016] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0017] Figure 2 is a schematic diagram of the connection structure between the first concrete slab monomer and the second concrete slab monomer of the present utility model;

[0018] Figure 3 is a schematic diagram of the connection structure between the concave docking part and the T-shaped docking part of the present utility model;

[0019] Figure 4 is a schematic diagram of the internal structure of the first concrete slab monomer and the second concrete slab monomer of the present utility model.

[0020] In the figure: 1. The first concrete slab monomer; 2. The second concrete slab monomer; 3. The concave docking part; 4. The T-shaped docking part; 5. The circular docking hole; 6. The first grouting hole; 7. The T-shaped groove; 8. The second grouting hole; 9. The steel mesh; 10. The steel bar docking groove. Specific embodiments

[0021] In order to make the purpose, technical solutions and advantages of the present utility model clearer and more understandable, the following will further describe the present utility model in detail in combination with the attached drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0022] In order to enable those in the technical field to better understand the solution of the present utility model, the following will clearly and completely describe the technical solutions in the embodiments of the present utility model in combination with the attached drawings.

[0023] It should be noted that, without conflict, the embodiments in the present utility model and the features and technical solutions in the embodiments can be combined with each other.

[0024] It should be noted that similar reference numerals and letters represent similar items in the following attached drawings. Therefore, once an item is defined in one attached drawing, it does not need to be further defined and explained in subsequent attached drawings.

[0025] Embodiment 1

[0026] Refer to Figures 1 - 4, A prefabricated concrete structure, including a first concrete slab unit 1 and a second concrete slab unit 2. At the left ends of the first concrete slab unit 1 and the second concrete slab unit 2, T-shaped docking parts 4 are fixed. At the right ends of the first concrete slab unit 1 and the second concrete slab unit 2, concave docking parts 3 are fixed. The first concrete slab unit 1 and the second concrete slab unit 2 are slidably connected through the concave docking parts 3 and the T-shaped docking parts 4. On one side inside the concave docking parts 3, a number of second grouting holes 8 are opened, and the inside of the second grouting holes 8 is filled with concrete to fix the concave docking parts 3 and the T-shaped docking parts 4;

[0027] Specifically, when the formed first concrete slab unit 1 and the second concrete slab unit 2 are transported to the construction site, then the first concrete slab unit 1 and the second concrete slab unit 2 are installed according to the corresponding positioning steel bars in accordance with the construction guide. The T-shaped docking parts 4 and the concave docking parts 3 are slidably connected, thereby effectively improving the splicing effect of the first concrete slab unit 1 and the second concrete slab unit 2, increasing the stress-bearing capacity of the assembled plates, and facilitating the rapid production and efficient installation of the prefabricated structure. The prefabricated structure of the present utility model adopts batch processing production, greatly reducing material consumption, effectively reducing phenomena such as environmental pollution and material consumption caused by on-site construction. This prefabricated structure not only has a short construction period and reliable quality, but also achieves remarkable energy-saving and consumption-reducing effects, setting an example for the green and sustainable development of the construction industry;

[0028] At the top and bottom inside the first concrete slab unit 1 and the second concrete slab unit 2, a number of circular docking holes 5 are opened. The inside of the circular docking holes 5 is slidably connected with the positioning steel bars. Inside the first concrete slab unit 1 and the second concrete slab unit 2 and on one side of the circular docking holes 5, a number of first grouting holes 6 are opened, and the inside of the first grouting holes 6 is connected to the inside of the circular docking holes 5;

[0029] By clamping the circular docking holes 5 with the corresponding installed positioning steel bars, and the circular docking holes 5 at the top of the first concrete slab unit 1 and the second concrete slab unit 2 are spliced through the positioning steel bars, thereby effectively realizing the longitudinal assembly of the first concrete slab unit 1 and the second concrete slab unit 2, facilitating the improvement of the practicability and convenience of the device;

[0030] When the circular docking holes 5 between the first concrete slab unit 1 and the second concrete slab unit 2 are longitudinally assembled through the positioning steel bars, at this time, the concrete is filled into the inside of the circular docking holes 5 along the inside of the first grouting holes 6, so that the concrete is fixed with the positioning steel bars inside the circular docking holes 5, facilitating the improvement of the longitudinal assembly stability of the device;

[0031] The interior of the concave docking member 3 is provided with a T-shaped groove 7. The interior of the T-shaped groove 7 is slidably connected to the T-shaped docking member 4. The interior of the concave docking member 3 is provided with a steel bar docking groove 10. The left end of the T-shaped groove 7 is connected to the steel bar docking groove 10. The interior of the grouting hole two 8 is connected to the interior of the steel bar docking groove 10. A number of steel bar meshes 9 are fixed inside the first concrete slab unit 1 and the second concrete slab unit 2. The left end of the steel bar mesh 9 passes through the T-shaped docking member 4 and is slidably connected to the steel bar docking groove 10;

[0032] By slidably connecting the concave docking member 3 and the T-shaped docking member 4, the first concrete slab unit 1 and the second concrete slab unit 2 are horizontally spliced according to the requirements of the construction length, effectively realizing the convenience and practicability of the splicing of the device. Furthermore, one end of the steel bar mesh 9 passes through the T-shaped docking member 4 and is slidably connected to the steel bar docking groove 10. Then, concrete is filled into the interior of the steel bar docking groove 10 along the interior of the grouting hole two 8, so that the concrete is fixed to the steel bar mesh 9 inside the steel bar docking groove 10. The steel bar mesh 9 is convenient for enhancing the strength and load-bearing capacity between the first concrete slab unit 1 and the second concrete slab unit 2.

[0033] The using process of a prefabricated concrete structure provided by the present utility model is as follows:

[0034] Working principle: The formed first concrete slab unit 1 and the second concrete slab unit 2 are transported to the construction site. Then, the first concrete slab unit 1 and the second concrete slab unit 2 are installed according to the corresponding positioning steel bars in accordance with the construction guide. The T-shaped docking member 4 and the concave docking member 3 are slidably connected, and horizontal splicing is effectively carried out according to the construction length. By connecting the circular docking holes 5 with the positioning steel bars, the first concrete slab unit 1 and the second concrete slab unit 2 are effectively vertically spliced according to the construction height. Then, concrete is respectively poured into the interior of the circular docking holes 5 and the steel bar docking grooves 10 along the interiors of the grouting hole one 6 and the grouting hole two 8, thereby enhancing the stability of the horizontal splicing and the vertical splicing;

[0035] The prefabricated structure of the present utility model is produced by batch processing, greatly reducing material consumption, effectively reducing phenomena such as environmental pollution and material consumption caused by on-site construction. This prefabricated structure not only has a short construction period and reliable quality, but also achieves remarkable energy-saving and consumption-reducing effects, setting an example for the green and sustainable development of the construction industry.

[0036] The preferred embodiments of the present utility model disclosed above are only used to help illustrate the present utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the present utility model to only the specific embodiments. Obviously, many modifications and variations can be made according to the content of this specification. These embodiments are selected and specifically described in this specification in order to better explain the principle and practical application of the present utility model, so that those skilled in the relevant technical field can well understand and utilize the present utility model. The present utility model is only limited by the claims and their full scope and equivalents.

Claims

1. An assembled concrete prefabricated structure, comprising a first concrete slab unit (1) and a second concrete slab unit (2), characterized in that: A T-shaped butt joint (4) is fixed to the left end of the first concrete slab monomer (1) and the second concrete slab monomer (2), and a concave butt joint (3) is fixed to the right end of the first concrete slab monomer (1) and the second concrete slab monomer (2). The first concrete slab monomer (1) and the second concrete slab monomer (2) are slidably connected via the concave butt joint (3) and the T-shaped butt joint (4). A plurality of grouting holes (8) are provided on one side of the inside of the concave butt joint (3). Concrete is filled in the inside of the grouting holes (8) to fix the concave butt joint (3) and the T-shaped butt joint (4).

2. The prefabricated concrete structure according to claim 1, characterized in that: A plurality of circular butt joint holes (5) are provided at the top and bottom ends of the first concrete slab monomer (1) and the second concrete slab monomer (2), and the insides of the circular butt joint holes (5) are slidably connected to the positioning steel bars.

3. The prefabricated concrete structure according to claim 2, characterized in that: A plurality of grouting holes (6) are provided inside the first concrete slab unit (1) and the second concrete slab unit (2) and on one side of the circular docking hole (5), and the interior of the grouting hole (6) is connected to the interior of the circular docking hole (5).

4. The prefabricated concrete structure according to claim 3, characterized in that: The concave docking piece (3) is provided with a T-shaped groove (7) inside, and the inside of the T-shaped groove (7) is slidably connected to the T-shaped docking piece (4).

5. The prefabricated concrete structure according to claim 4, characterized in that: A steel bar butt joint groove (10) is provided inside the concave butt joint piece (3), the left end of the T-shaped groove (7) is connected to the steel bar butt joint groove (10), and the inside of the second grouting hole (8) is connected to the inside of the steel bar butt joint groove (10).

6. The prefabricated concrete structure according to claim 4, characterized in that: A plurality of steel meshes (9) are fixed inside the first concrete slab unit (1) and the second concrete slab unit (2), and the left ends of the steel meshes (9) pass through the T-shaped docking piece (4) and are slidably connected to the steel bar docking groove (10).

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