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CN-224210157-U - Split type connecting piece for spacing installation of three-dimensional fiber grid

CN224210157UCN 224210157 UCN224210157 UCN 224210157UCN-224210157-U

Abstract

The utility model discloses a split type connecting piece for spacing installation of a three-dimensional fiber grid, which comprises a male connecting piece, a female connecting piece and a temporary fixing piece, wherein the male connecting piece comprises a male connecting end and a male spacing disc, the female connecting piece comprises a female connecting end and a female spacing disc, the female connecting end is connected with the male connecting end to form a connecting member penetrating the three-dimensional fiber grid, the male spacing disc is arranged at the other end of the male connecting end, the female spacing disc is arranged at the other end of the female connecting end, the male spacing disc and the female spacing disc are attached to two side end surfaces of the three-dimensional fiber grid, the male connecting piece and/or the female connecting piece are temporarily connected and fixed with a side template of the three-dimensional fiber grid reinforced cement-based board through the temporary fixing piece, and the three-dimensional fiber grid is positioned in the three-dimensional fiber grid reinforced cement-based board. The utility model relates to the technical field of building engineering materials, and can solve the problems of poor grid flatness, grid deviation and low connection reliability in the installation of a three-dimensional fiber grid in the prior art.

Inventors

  • GONG YONGQUAN
  • HUA JINGJING
  • ZHANG YUNPENG
  • CHEN YANG

Assignees

  • 中建八局装饰工程有限公司

Dates

Publication Date
20260508
Application Date
20250513

Claims (10)

  1. 1. A split type connecting piece for spacing installation of a three-dimensional fiber grid is characterized by comprising a male connecting piece (100), a female connecting piece (200) and a temporary fixing piece, wherein the male connecting piece (100) comprises a male connecting end (121) and a male limiting disc (122), the female connecting piece (200) comprises a female connecting end (211) and a female limiting disc (212), one end of the female connecting end (211) is connected with one end of the male connecting end (121) in a matched mode to form a connecting member, the connecting member penetrates through the three-dimensional fiber grid, the male limiting disc (122) is arranged at the other end of the male connecting end (121), the female limiting disc (212) is arranged at the other end of the female connecting end (211) to enable the male limiting disc (122) and the female limiting disc (212) to be attached to two side end faces of the three-dimensional fiber grid (400), and the male connecting piece (100) and/or the female connecting piece (200) are/is/are temporarily connected and fixed with a side template of a three-dimensional fiber reinforced cement base plate through the temporary fixing piece to enable the three-dimensional fiber grid to be located in the three-dimensional fiber grid base plate.
  2. 2. The split type connecting piece for limiting and installing the three-dimensional fiber grid according to claim 1, wherein when the side templates of the three-dimensional fiber grid reinforced cement-based board are double-sided templates, namely the side templates comprise a first side template (510) and a second side template (520), the three-dimensional fiber grid (400) is arranged between the first side template (510) and the second side template (520) in parallel, the temporary fixing piece comprises a first fixing piece (310) and a second fixing piece (320), the male connecting piece (100) is temporarily connected and fixed with the first side template (510) through the first fixing piece (310), and the female connecting piece (200) is temporarily connected and fixed with the second side template (520) through the second fixing piece (320).
  3. 3. The split type connecting piece for limiting and installing the three-dimensional fiber grid according to claim 1, wherein when the side template of the three-dimensional fiber grid reinforced cement base plate is a single side template, namely the side template comprises a second side template (520), the three-dimensional fiber grid (400) is arranged beside the second side template (520) in parallel, the temporary fixing piece comprises a second fixing piece (320), and the female connecting piece (200) is temporarily connected and fixed with the second side template (520) through the second fixing piece (320).
  4. 4. The split type connector for spacing installation of three-dimensional fiber grids of claim 2, wherein when the side templates of the three-dimensional fiber grid reinforced cement-based board are double-sided templates, the male connector (100) further comprises a male spacing end (123), the male spacing end (123) is arranged on a surface of the male spacing disc (122) far away from the male connecting end (121), and the first fixing piece (310) penetrates through the first side templates (510) and then is connected with the male spacing end (123) in a matching manner.
  5. 5. The split type connector for spacing installation of three-dimensional fiber grids of claim 4, wherein the male connecting end (121), the male spacing disc (122), the male spacing end (123) and the first fixing piece (310) are coaxially arranged, the diameter of the male spacing disc (122) is larger than the grid width of the three-dimensional fiber grid (400), and the thickness of the male spacing end (123) is consistent with the thickness of the concrete protection layer on the side of the first side template (510).
  6. 6. The split type connector for spacing installation of three-dimensional fiber grids according to claim 4 or 5, wherein the male spacing end (123) is a first internal thread sleeve, the first fixing piece (310) is a first bolt, a screw section of the first bolt penetrates through the first side template (510) and then is screwed with the first internal thread sleeve in a matched mode, a bolt head of the first bolt is tightly propped against the surface, far away from the three-dimensional fiber grids (400), of the first side template (510), and the first internal thread sleeve is tightly propped against the surface, close to the three-dimensional fiber grids (400), of the first side template (510).
  7. 7. The split type connector for spacing installation of three-dimensional fiber grids of claim 2 or 3, wherein the female connector (200) further comprises a female spacing end (213), the female spacing end (213) is arranged on a surface of the female spacing disc (212) far away from the female connector (211), and the second fixing piece (320) penetrates through the second side template (520) and then is connected with the female spacing end (213) in a matching manner.
  8. 8. The split type connector for spacing installation of three-dimensional fiber grids of claim 7, wherein the female connecting end (211), the female spacing disc (212), the female spacing end (213) and the second fixing piece (320) are coaxially arranged, the diameter of the female spacing disc (212) is larger than the grid width of the three-dimensional fiber grid (400), and the thickness of the female spacing end (213) is consistent with the thickness of the concrete protection layer on the side of the second side template (520).
  9. 9. The split type connector for spacing installation of three-dimensional fiber grids, as set forth in claim 8, wherein the female spacing end (213) is a second internal thread sleeve, the second fixing member (320) is a second bolt, a screw section of the second bolt penetrates through the second side template (520) and then is screwed with the second internal thread sleeve of the female spacing end (213), a bolt head of the second bolt is abutted against a surface of the second side template (520) far away from the three-dimensional fiber grid (400), and the second internal thread sleeve is abutted against a surface of the second side template (520) close to the three-dimensional fiber grid (400).
  10. 10. The split type connector for spacing installation of three-dimensional fiber grids, as set forth in claim 1, wherein the female connector (211) is a third internal threaded sleeve, the male connector (121) comprises a connecting cylinder and a connecting screw, the connecting screw is screwed into the third internal threaded sleeve in a matching manner, the third internal threaded sleeve and the connecting cylinder are connected to form a connecting member with a cylindrical structure, the thickness of the connecting member with the cylindrical structure is consistent with that of the three-dimensional fiber grid (400), the diameter of the connecting member with the cylindrical structure does not exceed the grid width of the three-dimensional fiber grid (400), and the connecting member with the cylindrical structure vertically penetrates through the grid of the three-dimensional fiber grid (400).

Description

Split type connecting piece for spacing installation of three-dimensional fiber grid Technical Field The utility model relates to the technical field of building engineering materials, in particular to a split type connecting piece for limiting and installing a three-dimensional fiber grid. Background The three-dimensional fiber grid is a three-dimensional fiber material integrally formed by adopting a three-dimensional weaving process, and can be used as a reinforcement body to remarkably improve the tensile strength, bending resistance, shock resistance and cracking resistance of the cement-based material. The three-dimensional fiber grid reinforced high-performance cement-based material has good application prospects in the scenes of curtain wall plates, overhead floors, dismantling-free templates, modularized precast slabs, crack resistance repair and the like. The micro-truss structure of the three-dimensional fiber grid has high-efficiency enhancement effect, but also has high precision requirement on limit installation. The spatial position of the three-dimensional fiber grid in the cement-based plate determines the thickness of the protective layer and the cooperative work effect, thereby affecting the apparent effect and the mechanical property of the component. Therefore, the high-precision limit installation of the three-dimensional fiber grid is a control key point in the preparation process of the three-dimensional fiber grid reinforced cement substrate material. The three-dimensional fiber grid reinforced cement substrate material generally has the characteristics of large plate width, small thickness, high compactness, good apparent effect, back bolt connection and the like, and can be generally formed by adopting a spraying process or a pouring process according to different application scenes and design requirements, but the requirements of flat grid surface width, accurate space positioning, proper thickness of a protective layer, reliable connector drawknot, no influence on concrete pouring compactness and the like are provided for the installation of the three-dimensional fiber grid. At present, the standardized method for limiting and installing the three-dimensional fiber grid is not formed, the grid is placed after concrete with the thickness of a protective layer on one side is sprayed in a single-side template system of a spraying process, the defects of grid sinking, protruding of embedded connecting pieces and the like exist, small cushion blocks are placed on two sides of the grid in a double-side template system of a pouring process to control the thickness of the protective layer, and the problems of poor grid flatness, grid deflection, low connection reliability and the like exist. Therefore, a split type connecting piece for spacing installation of a three-dimensional fiber grid is needed to be provided, and the problems of poor grid flatness, grid deviation and low connection reliability in the installation of the three-dimensional fiber grid in the prior art can be solved. Disclosure of Invention The utility model aims to provide a split type connecting piece for spacing installation of a three-dimensional fiber grid, which can solve the problems of poor grid flatness, grid deviation and low connection reliability in the installation of the three-dimensional fiber grid in the prior art. The utility model is realized in the following way: The split type connecting piece comprises a male connecting piece, a female connecting piece and a temporary fixing piece, wherein the male connecting piece comprises a male connecting end and a male limiting disc, the female connecting piece comprises a female connecting end and a female limiting disc, one end of the female connecting end is connected with one end of the male connecting end in a matched mode to form a connecting component, the connecting component penetrates through the three-dimensional fiber grid, the male limiting disc is arranged at the other end of the male connecting end, the female limiting disc is arranged at the other end of the female connecting end, the male limiting disc and the female limiting disc can be attached to two side end faces of the three-dimensional fiber grid, and the male connecting piece and/or the female connecting piece are/is temporarily connected and fixed with a side template of the three-dimensional fiber grid reinforced cement base plate through the temporary fixing piece, so that the three-dimensional fiber grid is located in the three-dimensional fiber grid reinforced cement base plate. When the side templates of the three-dimensional fiber mesh reinforced cement-based board are double-side templates, namely the side templates comprise a first side template and a second side template, the three-dimensional fiber mesh is arranged between the first side template and the second side template in parallel, the temporary fixing piece comprises a first fixing piece and a second fixing piece, th