A prefabricated reinforced concrete foundation that can be spliced

By setting threaded bolts and sliding mechanisms on the foundation blocks, combined with a protective shell and locking column structure, the problem of easy bolt loss is solved, and stable and efficient splicing of precast reinforced concrete foundations is achieved.

CN224514263UActive Publication Date: 2026-07-17GUANGDONG GUOSHENG ENG PROJECT MANAGEMENT CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GUANGDONG GUOSHENG ENG PROJECT MANAGEMENT CO LTD
Filing Date
2025-06-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, bolts for precast reinforced concrete foundations cannot be integrated with the foundation blocks, leading to bolt loss and affecting installation progress and results.

Method used

The first splicing block is fixedly connected to the left side of the base block. A circular groove is opened on the front side of the first splicing block to connect the threaded bolt. The upper and lower sides of the annular groove at the rear end of the bolt are fixedly connected to the second connecting rod. The outer wall of the second connecting rod is slidably connected to a spring and a trapezoidal locking block. The sliding column is slidably connected to the front side of the base block. The second splicing block is fixedly connected to the right side. Combined with the sliding mechanism and the protective shell, flexible splicing is achieved.

Benefits of technology

This design ensures that bolts are less likely to be lost during the splicing process, improving installation efficiency and the stability of the results, and enhancing the flexibility and adaptability of the splicing.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224514263U_ABST
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Abstract

The utility model relates to reinforced concrete technical field discloses a prefabricated reinforced concrete foundation of splicing, including foundation block, the left side fixed connection of foundation block has first splicing block, the front side of first splicing block all is established with a plurality of round recess, the inner wall screw thread connection of round recess has bolt, the outer wall rear end of bolt is established with annular recess, the inner wall upside and downside of annular recess all are fixedly connected with connecting rod no.
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Claims

1. A precast reinforced concrete foundation that can be spliced, comprising a foundation block (1), characterized in that: The first splicing block (3) is fixedly connected to the left side of the base block (1). Multiple circular grooves (4) are provided on the front side of the first splicing block (3). Bolts (5) are threadedly connected to the inner wall of the circular grooves (4). An annular groove (6) is provided on the rear end of the outer wall of the bolts (5). Connecting rods (7) are fixedly connected to the upper and lower sides of the inner wall of the annular groove (6). Springs (8) are slidably connected to the outer wall of the connecting rods (7). Trapezoidal block (9) is slidably connected to the lower side of the outer wall of the connecting rods (7). A sliding column (10) is fixedly connected to the front side of the trapezoidal block (9) near the middle. The outer wall of the sliding column (10) is slidably connected to the front side of the base block (1). The second splicing block (11) is fixedly connected to the right side of the base block (1). A sliding mechanism (2) is provided at the upper and lower ends of the base block (1). The sliding mechanism (2) is used for sliding and connecting.

2. A precast reinforced concrete foundation that can be spliced according to claim 1, characterized in that: The sliding mechanism (2) includes a slider (201), and multiple connecting rods (202) are fixedly connected to the front and rear ends of the slider (201). A pulley (203) is rotatably connected to the other end of the connecting rod (202). A slide rail (204) is fixedly connected to the top of the base block (1). A baffle (205) is fixedly connected to the left side of the slide rail (204). A groove (206) is provided inside the slide rail (204).

3. A precast reinforced concrete foundation that can be spliced according to claim 1, characterized in that: The front left end of the base block (1) is slidably connected to a protective shell (12), and a long groove (13) is provided on the rear side of the protective shell (12) near the middle.

4. A precast reinforced concrete foundation that can be spliced according to claim 3, characterized in that: A square locking post (14) is fixedly connected to the upper rear end of the protective shell (12), and a circular locking post (15) is fixedly connected to the lower rear end of the protective shell (12).

5. A precast reinforced concrete foundation that can be spliced according to claim 1, characterized in that: The top of the base block (1) is fixedly connected to the heightening block (16), and the left side of the heightening block (16) is slidably connected to the protective shell (12).

6. A precast reinforced concrete foundation that can be spliced according to claim 5, characterized in that: The front side of the heightening block (16) is fixedly connected to a waterproof coating (20), and the interior of the waterproof coating (20) is provided with multiple anti-slip grooves (21).

7. A precast reinforced concrete foundation that can be spliced according to claim 1, characterized in that: Multiple locking grooves (22) are provided on the left side of the front side of the base block (1) near the edge. The inner wall of the locking groove (22) is slidably connected to the outer wall of the circular locking post (15).

8. A precast reinforced concrete foundation that can be spliced according to claim 1, characterized in that: The second splicing block (11) has multiple threaded holes (17) on its front side, and a protective block (18) is slidably connected inside the second splicing block (11). A fixing plate (19) is fixedly connected to the right side of the protective block (18).