Prefabricated laminated slab with reserved pipeline and mold

By pre-embedding some pipelines in the prefabricated composite slabs and adjusting the pipeline positions using limiting fixtures and adjustable slide rail structures, the problem of insufficient steel bar protection in the pipeline intersection area of ​​the prefabricated composite slabs was solved, and the construction quality was improved and simplified.

CN223314176UActive Publication Date: 2025-09-09TIANJIN ZHONGJIANG CONSTR TECH CO LTD
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Patent Information

Application Number
CN202422479999.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-14
Publication Date
2025-09-09
Estimated Expiration
2034-10-14

AI Technical Summary

Technical Problem

When pre-embedding electrical pipelines in existing prefabricated composite slabs, it is easy to cause quality problems such as insufficient thickness of the steel bar protective layer in the pipeline intersection area, exposed pipelines and concrete cracking. In addition, increasing the thickness of the post-pouring layer will affect the structural elevation and decoration.

Method used

A prefabricated composite slab and mold with reserved pipelines are designed. By pre-embedding some pipelines in the base plate and setting pipe grooves on the base plate, combined with limiting tooling and adjustable slide rail structure, the position of the pipelines can be adjusted to avoid crossing, ensuring that the thickness of the steel bar protective layer meets the standard.

Benefits of technology

It effectively reduces the pipeline crossing height, avoids secondary construction, ensures construction quality, ensures the thickness of the steel bar protective layer, prevents pipeline exposure and concrete cracking, and simplifies the construction process.

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Abstract

The utility model relates to a prefabricated laminated slab mould with a reserved pipeline, which comprises a template component, a plurality of template components and a plurality of pipeline components, the template component comprises a pair of fixed side moulds and a pair of spliced side moulds, and the pair of fixed side moulds and the pair of spliced side moulds are connected alternately to form a frame structure; the splicing side die comprises a pair of sliding rails, a plurality of pipeline inserting plates and a plurality of plugging inserting plates, the two ends of the pair of sliding rails are fixedly installed on the pair of fixed side dies respectively, the pipeline inserting plates and the plugging inserting plates are slidably inserted between the pair of sliding rails, reserved pipelines are installed on the pipeline inserting plates in a penetrating mode, and the positions of the reserved pipelines can be adjusted by sliding the pipeline inserting plates. According to the laminated slab, part of the pipelines at the pipeline crossing positions serve as pre-buried pipelines, the pipelines are buried in the bottom plate in advance during construction, the crossing frequency of the pipelines is reduced, the multiple pipe grooves are formed in the bottom plate at intervals, the other reserved pipelines are arranged in the pipe grooves, and the height of the pipeline crossing positions is reduced through matched arrangement of pre-burying and the pipe grooves; and the thickness of the post-cast laminated slab meets the construction standard.
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Description

Technical Field

[0001] The utility model belongs to the technical field of prefabricated composite panels, and relates to a prefabricated composite panel with reserved pipelines, in particular to a prefabricated composite panel with reserved pipelines and a mould. Background Art

[0002] At present, many buildings use prefabricated composite panels for assembly construction, which can reduce on-site wet operations and shorten the construction period. For buildings with fine decoration requirements, a large number of electrical pipelines need to be embedded in the prefabricated composite panels. Often, there are multiple layers of pipelines crossing in the post-cast composite layer. Due to the thickness limit of the post-cast concrete composite layer, the thickness of the steel bar protective layer in the pipeline intersection area is often insufficient, and the pipeline is easily exposed. If the method of re-casting and increasing the thickness of the post-cast layer is adopted, it will affect the subsequent structural elevation, decoration and other construction steps. In addition, the concrete in the pipeline intersection area is prone to cracking and other quality problems.

[0003] To this end, we propose a prefabricated composite plate and mold with reserved pipelines to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art and provide a prefabricated composite plate and a mold with a simple structure and easy use and a reserved pipeline.

[0005] In order to solve the above problems, the technical solution of the utility model is:

[0006] A prefabricated composite plate mold with reserved pipelines, comprising:

[0007] The formwork assembly includes a pair of fixed side forms and a pair of assembled side forms, wherein the pair of fixed side forms and the pair of assembled side forms are alternately connected to form a frame structure;

[0008] The assembled side mold includes a pair of sliding rails, a number of pipeline plug-ins and a number of blocking plug-ins. The two ends of the pair of sliding rails are respectively fixedly installed on a pair of fixed side molds. A number of pipeline plug-ins and a number of blocking plug-ins are slidably inserted between the pair of sliding rails. Reserved pipelines are installed on the pipeline plug-ins, which are suitable for adjusting the position of the reserved pipelines by sliding the pipeline plug-ins.

[0009] In a further embodiment, a plurality of pipeline plug plates and a plurality of blocking plug plates are tightly spliced ​​together.

[0010] In a further embodiment, the pipeline plug plate is provided with a circular hole for inserting the reserved pipeline.

[0011] In a further embodiment, at least one limiting tool is fixedly installed on the fixed side mold, which is suitable for fixing the reserved pipeline.

[0012] In a further embodiment, the limiting tooling includes a vertical rod, a telescopic arm, a limiting piece and a connecting rod. The bottom end of the vertical rod is fixedly mounted on the fixed side mold, the top end of the vertical rod is fixedly mounted on one end of the telescopic arm, the other end of the telescopic arm is fixedly mounted on the top end of the connecting rod, and the bottom end of the connecting rod is fixedly mounted on the limiting piece.

[0013] In a further embodiment, the telescopic arm is a telescopic rod structure.

[0014] In a further embodiment, the limiting member is a door-shaped structure with reserved pipelines installed inside.

[0015] A prefabricated composite plate with reserved pipelines, comprising:

[0016] The bottom plate is located in the mold and is a post-cast composite plate. The bottom plate is provided with at least one pipe groove. The reserved pipeline is located in the pipe groove. The pre-buried pipeline is buried in the bottom plate around the pipe groove.

[0017] In a further embodiment, the pipeline plug plates are arranged at both ends of the pipe groove.

[0018] In a further embodiment, the limiting member is located in the pipe groove and is suitable for limiting the reserved pipeline between the pipe groove and the limiting member.

[0019] Compared with the prior art, the beneficial effects of the present invention are:

[0020] 1. This composite slab uses some pipelines at the intersection of pipelines as pre-buried pipelines, which are buried in the base plate in advance during construction to reduce the number of pipeline crossings. Several pipe grooves are made at intervals on the base plate, and the remaining reserved pipelines are arranged in the pipe grooves. Through the coordinated setting of pre-buried and pipe grooves, the height of the pipeline intersection is reduced, ensuring that the thickness of the post-cast composite slab meets the construction standards, avoiding pipeline exposure, and eliminating the need for secondary construction, thereby ensuring construction quality.

[0021] 2. At least one limiting tool is fixedly installed on the fixed side mold of the composite panel mold. The limiting work includes a telescopic arm. The telescopic arm is a telescopic rod structure. The length of the telescopic arm is adjusted according to the position of the pipe groove, which is suitable for pipelines in different layout positions; the limiting tool also includes a limiting part. The limiting part is located in the pipe groove, and the reserved pipeline is fixed between the pipe groove and the limiting part. While fixing the reserved pipeline, it can also limit the height of the reserved pipeline to ensure that the intersection area of ​​the pipeline has a certain thickness of the steel bar protective layer.

[0022] 3. The assembled side mold of the composite panel mold includes a pair of slide rails, a number of pipeline plug-ins and a number of blocking plug-ins. The two ends of the pair of slide rails are respectively fixedly installed on a pair of fixed side molds. A number of pipeline plug-ins and a number of blocking plug-ins are slidably inserted between the pair of slide rails. Circular holes for inserting reserved pipelines are formed on the pipeline plug-ins, which are suitable for adjusting the position of the reserved pipelines by sliding the pipeline plug-ins. After the adjustment is completed, pipe grooves are opened according to the positions of the reserved pipelines to facilitate the adjustment of the positions of the reserved pipelines. The structure is simple and the use is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A top view of a prefabricated composite plate and a mold with reserved pipelines;

[0024] Figure 2 The figure shows a side cross-sectional view of a prefabricated composite panel and a mold with reserved pipelines.

[0025] In the figure: 1. Base plate; 11. Pipe trough; 12. Reserved pipeline; 13. Embedded pipeline; 2. Formwork assembly; 21. Fixed side form; 211. Limiting tooling; 2111. Vertical rod; 2112. Telescopic arm; 2113. Limiting piece; 2114. Connecting rod; 22. Assembled side form; 221. Pipeline plug-in plate; 222. Slide rail; 223. Blocking plug-in plate; 3. Post-cast composite slab. DETAILED DESCRIPTION

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0027] Example 1:

[0028] A prefabricated composite plate and mold with reserved pipelines, such as Figure 1 、 Figure 2As shown, several pipelines are arranged in the base plate 1, and the template assembly 2 is fixedly installed on the peripheral side of the base plate 1. A limiting tool 211 is fixedly installed on at least one side of the template assembly 2 for fixing several pipelines. Several pipelines are slidably installed on at least two sides of the template assembly 2 to facilitate adjustment of the installation position of the pipelines.

[0029] The plurality of pipelines include a plurality of reserved pipelines 12 and a plurality of pre-buried pipelines 13. According to the pipeline direction required for use, a plurality of pipe grooves 11 are made on the base plate 1. The direction of the pipe grooves 11 is consistent with the direction of the pipelines. The plurality of reserved pipelines 12 are arranged in the pipe grooves 11. The width of the pipe grooves 11 is greater than the arrangement width of the plurality of reserved pipelines 12. The plurality of pre-buried pipelines 13 are buried in the base plate 1 on the side of the pipe grooves 11. By pre-buried some of the pre-buried pipelines 13 in the base plate 1 in advance and the remaining reserved pipelines 12 are arranged in the pipe grooves 11, the height of the intersection of the plurality of pipelines is reduced, ensuring that the pipeline intersection area has a certain thickness of the steel bar protective layer, thereby improving the construction quality of the composite plate. Preferably, the base plate 1 is a reinforced concrete plate or a concrete plate.

[0030] The template assembly 2 is a rectangular structure. The template assembly 2 includes a pair of fixed side molds 21 and a pair of assembled side molds 22. The assembled side molds 22 are fixedly installed between the two ends of the pair of fixed side molds 21. The assembled side molds 22 include a number of pipeline plug-ins 221, a pair of slide rails 222 and a number of blocking plug-ins 223. A pair of slide rails 222 are fixedly installed between the two ends of the pair of fixed side molds 21. A number of pipeline plug-ins 221 and a number of blocking plug-ins 223 are slidably inserted between the pair of slide rails 222. 3. Several pipeline plug-ins 221 are located at both ends of the pipe groove 11. Circular holes are formed on the pipeline plug-ins 221 and the reserved pipelines 12 are inserted. Several blocking plug-ins 223 are inserted in the remaining positions between the pair of slide rails 222, so that the several blocking plug-ins 223 and the several pipeline plug-ins 221 are connected together. The several blocking plug-ins 223, the several pipeline plug-ins 221 and the pair of fixed side molds 21 are spliced ​​together to form a space for pouring the post-cast composite plate 3; a pair of fixed side molds At least one limiting fixture 211 is fixedly installed on the mold 21 for fixing a number of reserved pipelines 12. The limiting fixture 211 includes a vertical rod 2111, a telescopic arm 2112, a limiting piece 2113 and a connecting rod 2114. The vertical rod 2111 and the connecting rod 2114 are both vertically arranged, and the telescopic arm 2112 is horizontally arranged. The bottom end of the vertical rod 2111 is fixedly installed on the fixed side mold 21, and the top end of the vertical rod 2111 is fixedly installed with one end of the telescopic arm 2112. The other end of the telescopic arm 2112 is fixedly mounted to the top end of the connecting rod 2114, and the bottom end of the connecting rod 2114 is fixedly mounted to a stopper 2113. The telescopic arm 2112 is a telescopic rod structure, and the stopper 2113 is a door-shaped structure. The stopper 2113 is located within the pipe groove 11 and outside the plurality of reserved pipelines 12. While securing the plurality of reserved pipelines 12, it also limits the intersection height of the plurality of reserved pipelines 12, ensuring that the pipeline intersection area has a certain thickness of the steel bar protective layer. Preferably, the formwork assembly 2 is made of steel, and the fixed side form 21 is an I-beam or channel steel.

[0031] The working principle of the present invention is as follows: according to the use requirements, a number of pipelines are arranged and planned to avoid pipeline crossing as much as possible, and some pipelines at the crossing position are used as pre-buried pipelines 13. When constructing the base plate 1, the pre-buried pipelines 13 are buried in the base plate 1, and pipe grooves 11 are set at the routing positions of the remaining reserved pipelines 12.

[0032] The formwork assembly 2 is fixedly installed on the side of the base plate 1, and the two ends of the reserved pipelines 12 are respectively installed on the corresponding pipeline plug plates 221. The pipeline plug plates 221 are slid and adjusted between a pair of slide rails 222, thereby driving the reserved pipelines 12 to adjust the installation positions, and minimizing the number of crossings and crossing heights of the reserved pipelines 12. After the position adjustment of the pipeline plug plates 221 is completed, the blocking plug plates 223 are inserted into the remaining positions of the pair of slide rails 222, so that the blocking plug plates 223 and the pipeline plug plates 221 are tightly spliced, and then the limiting tooling 211 is fixedly installed on the fixed side form 21, and the length of the limiting tooling 211 is adjusted according to the reserved pipeline 12. The reserved pipeline 12 is fixedly installed in the pipe groove 11 through the limiting piece 2113, and finally concrete is poured on the base plate 1 to form a post-cast composite plate 3.

[0033] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A prefabricated composite plate mold with reserved pipelines, characterized in that: include: The template assembly (2) comprises a pair of fixed side molds (21) and a pair of assembled side molds (22), wherein the pair of fixed side molds (21) and the pair of assembled side molds (22) are connected to form a frame structure; The assembly side mold (22) comprises a pair of slide rails (222), a plurality of pipeline plug plates (221) and a plurality of blocking plug plates (223). The two ends of the pair of slide rails (222) are respectively fixedly mounted on the pair of fixed side molds (21). The plurality of pipeline plug plates (221) and the plurality of blocking plug plates (223) are slidably inserted between the pair of slide rails (222). The pipeline plug plates (221) are provided with reserved pipelines (12), and the positions of the reserved pipelines (12) can be adjusted by sliding the pipeline plug plates (221).

2. The prefabricated composite plate mold with reserved pipelines according to claim 1, characterized in that: A plurality of pipeline plug plates (221) and a plurality of blocking plug plates (223) are tightly spliced ​​together.

3. The prefabricated composite plate mold with reserved pipelines according to claim 2, characterized in that: The pipeline plug plate (221) is provided with a circular hole for inserting the reserved pipeline (12).

4. The prefabricated composite plate mold with reserved pipelines according to claim 3, characterized in that: At least one position-limiting tool (211) is fixedly mounted on the fixed side mold (21) and is suitable for fixing the reserved pipeline (12).

5. The prefabricated composite plate mold with reserved pipelines according to claim 4, characterized in that: The limiting tooling (211) comprises a vertical rod (2111), a telescopic arm (2112), a limiting piece (2113) and a connecting rod (2114); the bottom end of the vertical rod (2111) is fixedly mounted on the fixed side mold (21); the top end of the vertical rod (2111) is fixedly mounted on one end of the telescopic arm (2112); the other end of the telescopic arm (2112) is fixedly mounted on the top end of the connecting rod (2114); and the bottom end of the connecting rod (2114) is fixedly mounted on the limiting piece (2113).

6. The prefabricated composite plate mold with reserved pipelines according to claim 5, characterized in that: The telescopic arm (2112) is a telescopic rod structure.

7. The prefabricated composite plate mold with reserved pipelines according to claim 6, characterized in that: The limiting member (2113) is a door-shaped structure, and the reserved pipeline (12) is installed inside.

8. A prefabricated composite panel with reserved pipelines, characterized in that: include: A base plate (1) is located in the mold according to claim 7, the base plate (1) is a post-cast composite plate (3), at least one pipe groove (11) is formed on the base plate (1), the reserved pipeline (12) is located in the pipe groove (11), and a pre-buried pipeline (13) is buried in the base plate (1) on the side of the pipe groove (11).

9. The prefabricated composite panel with reserved pipelines according to claim 8, characterized in that: The plurality of pipeline plug plates (221) are arranged at both ends of the pipe groove (11).

10. The prefabricated composite panel with reserved pipelines according to claim 9, characterized in that: The limiting member (2113) is located in the pipe groove (11) and is suitable for limiting the reserved pipeline (12) between the pipe groove (11) and the limiting member (2113).