Prefabricated interlocking assembly type reinforced concrete shortcut plate
Through the prefabricated interlocking assembly design, the use of tenon and groove interlocking connection and limiting structure, the problems of loose and misaligned sidewalk slabs are solved, stable connection and rapid installation are achieved, and construction efficiency and service life are improved.
Patent Information
- Application Number
- CN202422590812.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-25
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-10-25
AI Technical Summary
Existing sidewalk slabs are prone to loosening and misalignment during installation, causing inconvenience in use.
It adopts a prefabricated interlocking assembly design, which is connected by tenons and grooves, and is equipped with limit strips and hook structures, combined with internal support components and limit plates to ensure splicing stability and reliability.
The installation accuracy and stability of the sidewalk board components are improved, the stability of the connection parts is enhanced, the construction period is shortened, the service life is extended, and the construction efficiency and safety are improved.
Smart Images
Figure CN223445921U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sidewalk slabs, in particular to a prefabricated interlocking assembled reinforced concrete sidewalk slab. Background Art
[0002] With the continuous development of prefabricated building technology, the application of prefabricated components in the construction field is becoming more and more extensive. Prefabricated components have the advantages of standardized production, controlled quality, fast construction speed, energy saving and environmental protection. They provide technical support for the emergence of prefabricated interlocking reinforced concrete paving slabs.
[0003] Existing sidewalk slabs are usually installed by a simple splicing method when in use, which can easily lead to loose connections of the sidewalk slabs, and then loosening, misalignment, etc., resulting in inconvenience in use. Utility Model Content
[0004] The purpose of the utility model is to solve the problem in the prior art that sidewalk slabs are usually installed in a simple splicing manner when in use, which easily leads to loose connections of the sidewalk slabs, and then loosening, dislocation, etc., which makes it inconvenient to use. A prefabricated interlocking assembled reinforced concrete sidewalk slab is proposed.
[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a prefabricated interlocking assembled reinforced concrete walkway board, comprising a walkway board assembly, a splicing assembly is provided on the side of the walkway board assembly, a limiting assembly is provided on the top of the walkway board assembly, an internal support assembly is provided inside the walkway board assembly, the walkway board assembly comprises a walkway board, a plurality of tenons are provided on one side of the walkway board, a plurality of grooves are provided on the other side of the walkway board, the splicing assembly comprises a limiting strip, the limiting strip is installed on both sides of the tenon, limiting grooves are provided on both sides of the groove, and the limiting strip is installed inside the limiting groove.
[0006] Preferably, the limiting assembly includes a plurality of upper hooks, which are installed on one side of the top of the walkway board, and a plurality of lower hooks are distributed on the other side of the top of the walkway board, and one end of the upper hook and the lower hook are both equipped with a rotating shaft.
[0007] Preferably, a plurality of slide grooves are symmetrically provided on the top of the walkway board, and a limit plate is movably installed inside the slide grooves.
[0008] Preferably, the inner support assembly includes a plurality of vertical steel bars and transverse steel bars, and the transverse steel bars and vertical steel bars are distributed in a staggered manner.
[0009] Preferably, a plurality of prestressed channels are opened inside the walkway slab, and prestressed steel wires penetrate the interior of the prestressed channels.
[0010] Preferably, a plurality of reserved holes are opened at both ends of the walkway board, soft pads are installed at the four corners of the walkway board, and angle steels are installed on the outer sides of the soft pads.
[0011] Compared with the prior art, the advantages and positive effects of the present invention are:
[0012] 1. In the present invention, the tenon and the groove are locked to each other, which facilitates the installation and splicing of the sidewalk board assembly. At the same time, the limit strip is installed inside the limit groove, which is conducive to ensuring the stability of the splicing and installation of the sidewalk board assembly, avoiding the misalignment and loosening of the sidewalk board assembly, and thus helping to improve the installation accuracy, thereby achieving precise docking, and helping to increase the stability of the connection part when the sidewalk board assembly is connected, improving the overall stability of the sidewalk board assembly, and thus improving the convenience of using the sidewalk board assembly. There is no need to frequently adjust the position, which ensures the structural stability of the sidewalk board assembly and thus extends the service life of the sidewalk board assembly. At the same time, it is convenient for operators to quickly install and splice the sidewalk board assembly without repeated adjustments, shortening the construction period and thus improving construction efficiency.
[0013] 2. In the present invention, the upper hook and the lower hook are driven to hook with each other by rotating the rotating shaft, which is beneficial to ensuring the stability and reliability of the splicing of the sidewalk board assembly, further avoiding the displacement of the sidewalk board assembly due to external force during use, and improving the safety and reliability of the use of the sidewalk board assembly. Then, by moving the limit plate inside the slide groove, the limit plate is beneficial to provide a limiting effect for the hooks of the upper hook and the lower hook, avoiding the upper hook and the lower hook from loosening. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 The present invention provides a three-dimensional structural diagram of a prefabricated interlocking assembled reinforced concrete walkway slab;
[0015] Figure 2 This is a schematic structural diagram from another angle of a prefabricated interlocking assembled reinforced concrete walkway slab proposed in the present invention;
[0016] Figure 3 The utility model provides a partial exploded structural diagram of a prefabricated interlocking assembled reinforced concrete walkway slab;
[0017] Figure 4 The utility model provides a schematic diagram of the internal cross-sectional structure of a prefabricated interlocking assembled reinforced concrete walkway slab.
[0018] Legend: 1. Walkway board assembly; 101. Walkway board; 102. Tenon; 103. Groove; 104. Prestressed channel; 105. Prestressed steel wire; 106. Reserved hole; 107. Cushion; 108. Angle steel; 2. Splicing assembly; 201. Limit strip; 202. Limit groove; 3. Limit assembly; 301. Upper hook; 302. Lower hook; 303. Limit plate; 304. Slide; 4. Internal support assembly; 401. Horizontal reinforcement; 402. Vertical reinforcement. DETAILED DESCRIPTION
[0019] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other without conflict.
[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.
[0021] Example 1: Figure 1-Figure 4 As shown, the utility model provides a technical solution: a prefabricated interlocking assembled reinforced concrete walkway slab, comprising a walkway slab assembly 1, a splicing assembly 2 is provided on the side of the walkway slab assembly 1, a limiting assembly 3 is provided on the top of the walkway slab assembly 1, an internal support assembly 4 is provided inside the walkway slab assembly 1, the walkway slab assembly 1 comprises a walkway slab 101, a plurality of tenons 102 are provided on one side of the walkway slab 101, a plurality of grooves 103 are provided on the other side of the walkway slab 101, the splicing assembly 2 comprises a limiting strip 201, the limiting strip 201 is installed on both sides of the tenon 102, limiting grooves 202 are provided on both sides of the groove 103, the limiting strip 201 is installed inside the limiting groove 202, the internal support assembly 4 comprises a plurality of vertical steel bars 402 and transverse steel bars 401, and the transverse steel bars 401 and the vertical steel bars 402 are staggered.
[0022] In this embodiment, when the sidewalk board assembly 1 is spliced and installed, the tenon 102 is locked with the groove 103, which facilitates the installation and splicing of the sidewalk board assembly 1. At the same time, the limit strip 201 is installed inside the limit groove 202, which is beneficial to ensure the stability of the splicing installation of the sidewalk board assembly 1, avoids the sidewalk board assembly 1 from being misplaced or loose, and thus helps to improve the installation accuracy, thereby achieving precise docking, and is beneficial to increase the stability of the connection part when the sidewalk board assembly 1 is connected, improve the overall stability of the sidewalk board assembly 1, and thus improve The convenience of using the sidewalk board assembly 1 is improved, and there is no need to frequently adjust the position, which ensures the structural stability of the sidewalk board assembly 1, thereby extending the service life of the sidewalk board assembly 1. At the same time, it is convenient for operators to quickly install and splice the sidewalk board assembly 1 without repeated adjustments, shortening the construction period, thereby improving construction efficiency. The double-layer staggered distribution of the horizontal steel bars 401 and the vertical steel bars 402 is beneficial to increase the bending resistance of the sidewalk board assembly 1, thereby improving the bearing capacity of the sidewalk board assembly 1 and extending the service life of the sidewalk board assembly 1.
[0023] Example 2: Figure 1-Figure 4 As shown, the limiting assembly 3 includes a plurality of upper hooks 301, which are installed on one side of the top of the walkway board 101, and a plurality of lower hooks 302 are distributed on the other side of the top of the walkway board 101. A rotating shaft is installed at one end of the upper hook 301 and the lower hook 302. A plurality of slide grooves 304 are symmetrically opened on the top of the walkway board 101, and a limiting plate 303 is movably installed inside the slide groove 304. A plurality of prestressed channels 104 are opened inside the walkway board 101, and a prestressed steel wire 105 passes through the interior of the prestressed channel 104. A plurality of reserved holes 106 are opened at both ends of the walkway board 101, and soft pads 107 are installed at the four corners of the walkway board 101, and angle steel 108 is installed on the outside of the soft pad 107.
[0024] In this embodiment, when the pavement board assembly 1 is spliced, the rotating shaft drives the upper hook 301 to hook with the lower hook 302, which is beneficial to ensuring the stability and reliability of the pavement board assembly 1 splicing, and further avoids the pavement board assembly 1 from shifting due to external force during use, thereby improving the safety and reliability of using the pavement board assembly 1. Then, by moving the limit plate 303 to move inside the slide groove 304, the limit plate 303 is beneficial to provide a limit effect for the hooks of the upper hook 301 and the lower hook 302, avoiding loosening between the upper hook 301 and the lower hook 302. A plurality of prestressed holes 104 are opened inside the pavement board 101 for The insertion of the prestressed steel wire 105 after the assembly of the sidewalk board component 1 enhances the integrity and deformation resistance of the sidewalk board component 1. Soft pads 107 are installed at the four corners of the sidewalk board 101, and angle steel 108 is installed on the outside of the soft pad 107. The soft pad 107 helps to reduce the friction between the angle steel 108 and the sidewalk board 101, and helps to provide flexible buffering protection. The angle steel 108 reduces collision damage during installation and use. The joints of the sidewalk board 101 use 5 mm wide rubber waterproofing to effectively prevent rainwater and road cleaning water from seeping in, maintain the stability of the roadbed or foundation, and increase the service life. The reserved hole 106 is used for the installation of safety guardrails.
[0025] The working principle of this embodiment is as follows: when in use, first, when splicing and installing the sidewalk board assembly 1, the tenon 102 is locked with the groove 103, which is convenient for installing and splicing the sidewalk board assembly 1, and at the same time, the limit strip 201 is installed inside the limit groove 202, which is conducive to ensuring the stability of the splicing and installation of the sidewalk board assembly 1. When the sidewalk board assembly 1 is spliced, the rotating shaft is rotated to drive the upper hook 301 to be hooked with the lower hook 302, which is conducive to ensuring the stability and reliability of the splicing of the sidewalk board assembly 1. Then, by moving the limit plate 303 to move inside the slide groove 304, the limit plate 303 is conducive to providing a limiting effect for the hooks of the upper hook 301 and the lower hook 302. During use, the horizontal steel bar 401 and the vertical steel bar 401 are connected. The double layers of steel bars 402 are staggered, which is beneficial to increase the bending resistance of the walkway board assembly 1. A plurality of prestressed channels 104 are opened inside the walkway board 101 for the insertion of prestressed steel wires 105 after the walkway board assembly 1 is assembled, thereby enhancing the integrity and deformation resistance of the walkway board assembly 1. The soft pad 107 is beneficial to reducing the friction between the angle steel 108 and the walkway board 101, and is beneficial to providing flexible buffering protection. The angle steel 108 reduces collision damage during installation and use. The splicing seams of the walkway board 101 use 5 mm wide rubber skin waterstops to effectively prevent the infiltration of rainwater and road cleaning water, maintain the stability of the roadbed or foundation, and increase the service life. The reserved hole 106 is used for the installation of safety guardrails.
[0026] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes for application in other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.
Claims
1. A prefabricated interlocking reinforced concrete walkway slab, comprising a walkway slab assembly (1), characterized in that: The side of the walkway board assembly (1) is provided with a splicing assembly (2), the top of the walkway board assembly (1) is provided with a limiting assembly (3), the interior of the walkway board assembly (1) is provided with an inner support assembly (4), the walkway board assembly (1) comprises a walkway board (101), one side of the walkway board (101) is provided with a plurality of tenons (102), the other side of the walkway board (101) is provided with a plurality of grooves (103), the splicing assembly (2) comprises a limiting strip (201), the limiting strip (201) is installed on both sides of the tenon (102), the two sides of the groove (103) are provided with limiting grooves (202), and the limiting strip (201) is installed inside the limiting groove (202).
2. The prefabricated interlocking reinforced concrete paving slab according to claim 1 is characterized in that: The limiting assembly (3) comprises a plurality of upper hooks (301), the upper hooks (301) being mounted on one side of the top of the walkway board (101), and a plurality of lower hooks (302) being distributed on the other side of the top of the walkway board (101), and a rotating shaft being mounted on one end of each of the upper hooks (301) and the lower hooks (302).
3. The prefabricated interlocking reinforced concrete paving slab according to claim 1 is characterized in that: A plurality of chute grooves (304) are symmetrically provided on the top of the walkway board (101), and a limit plate (303) is movably installed inside the chute grooves (304).
4. The prefabricated interlocking reinforced concrete paving slab according to claim 1 is characterized in that: The inner support assembly (4) comprises a plurality of vertical steel bars (402) and transverse steel bars (401), wherein the transverse steel bars (401) and the vertical steel bars (402) are distributed in a staggered manner.
5. The prefabricated interlocking reinforced concrete paving slab according to claim 1 is characterized in that: A plurality of prestressed channels (104) are provided inside the walkway slab (101), and prestressed steel wires (105) run through the interior of the prestressed channels (104).
6. The prefabricated interlocking reinforced concrete paving slab according to claim 1 is characterized in that: A plurality of reserved holes (106) are provided at both ends of the walkway board (101), soft pads (107) are installed at the four corners of the walkway board (101), and angle steels (108) are installed on the outer sides of the soft pads (107).