Interlayer plugging structure

By using a flat-shaped cover plate that fits into the groove between the concrete floor and the interior wall corrugated steel plate, combined with a support plate and insulation material filling, the problems of loose sealing and poor insulation effect in the existing technology are solved, achieving a high degree of cleanliness and improved insulation effect.

CN224228071UActive Publication Date: 2026-05-12CHINA CONSTR THIRD ENG BUREAU GRP (ZHEJIANG) CO LTD +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHINA CONSTR THIRD ENG BUREAU GRP (ZHEJIANG) CO LTD
Filing Date
2025-03-31
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

In existing technologies, there are gaps between the concrete floor and the color steel plates in the steel structure interior walls. The sealing methods result in loose connections, affecting the cleanliness and insulation effect.

Method used

The flat cover plate is fitted into the groove of the inner wall color steel plate and fixed with connecting adhesive. Combined with the support plate and insulation material, the rectangular cavity is filled to ensure sealing effect and insulation performance.

Benefits of technology

It reduces the amount of adhesive used, improves the neatness of the sealing structure and the reliability of the bonding, while maintaining good thermal insulation. In addition, the cover plate and support plate can be cut and processed on site, simplifying the construction process.

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    Figure CN224228071U_ABST
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Abstract

The utility model discloses an interlayer plugging structure which comprises floor concrete, an inner wall color steel plate, a cover plate, a supporting plate and a heat preservation material. The cover plate is in a flat plate shape, the cover plate is attached to the upper side of floor concrete and fixed, a groove matched with a protrusion on the interior wall color steel plate is formed in one edge line of the cover plate, and one edge line of the cover plate is completely attached to the interior wall color steel plate through the groove and fixed through connecting glue. The supporting plate is in a flat plate shape, is attached to the lower side of floor concrete and is fixed, and the supporting plate extends to the interior wall color steel plate. A rectangular cavity defined by the floor concrete, the inner wall color steel plate, the cover plate and the supporting plate is filled with the heat preservation material. According to the structure, the bonding width of the connecting glue can be reduced, the tidiness is good, bonding is reliable, and the heat preservation effect is ensured while plugging is conducted.
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Description

Technical Field

[0001] This utility model belongs to the field of building construction, and specifically relates to an interlayer sealing structure. Background Technology

[0002] During the construction of steel-concrete buildings, original gaps may exist between the concrete floors and the corrugated steel panels at the interior steel walls, requiring sealing. The current sealing method involves installing a cover plate, which is a multi-segmented folded plate. The lower end of the cover plate is fixed to the upper side of the concrete floor, and the upper end is fixed to the corrugated steel panel at the interior wall using foam adhesive. This current sealing structure has the following problems: 1) Due to protrusions along the lines of the corrugated steel panels, when the upper end of the cover plate abuts against these protrusions, a narrow, long gap is formed between the upper end of the cover plate and the interior wall panel. This gap requires filling with foam adhesive, resulting in a large amount of filler and poor cleanliness; 2) Although the cover plate seals the gap, it is relatively thin, affecting the insulation of the floors above and below. Utility Model Content

[0003] The purpose of this invention is to provide an interlayer sealing structure that can reduce the bonding width of the adhesive, improve neatness, ensure reliable bonding, and maintain the heat insulation effect while sealing.

[0004] The technical solution adopted in this utility model is as follows:

[0005] An interlayer sealing structure includes floor concrete, interior wall corrugated steel plate, cover plate, support plate, and insulation material; the cover plate is flat and is fixed to the upper side of the floor concrete, with a groove along one side of the cover plate that matches a protrusion on the interior wall corrugated steel plate, and the cover plate is completely fitted to the interior wall corrugated steel plate through the groove and fixed by adhesive; the support plate is flat and is fixed to the lower side of the floor concrete, extending to the interior wall corrugated steel plate; the insulation material fills the rectangular cavity formed by the floor concrete, interior wall corrugated steel plate, cover plate, and support plate.

[0006] Preferably, the cover plate is fixed to the upper side of the floor concrete by self-tapping screws, and the support plate is fixed to the lower side of the floor concrete by self-tapping screws.

[0007] Preferably, the self-tapping screws are arranged along the line, with a distance of 150mm between the self-tapping screws and the color steel plate of the inner wall, and a spacing of 150mm between the self-tapping screws.

[0008] Preferably, the cover plate is made of galvanized steel sheet or color steel sheet.

[0009] Preferably, the cover plate has a width of 200mm and a thickness of 6mm, and the length of the cover plate is determined by the length of the inner wall color steel plate.

[0010] Preferably, the adhesive used is glass glue.

[0011] Preferably, rock wool board is used as the insulation material.

[0012] Preferably, the pallet is made of galvanized steel sheet or color steel sheet.

[0013] The beneficial effects of this utility model are:

[0014] The cover plate fits perfectly against the inner wall steel plate through grooves, avoiding long gaps between them. This reduces the adhesive width required, resulting in a neater finish and more reliable bonding. The cover plate seals the upper part of the gap between the concrete floor and the inner wall steel plate, while the support plate acts as a support structure for the lower part of the gap. Insulation material is filled into the cavity, ensuring insulation while sealing the gap. The rectangular cavity also facilitates the filling of the insulation material. Both the cover plate and the support plate are flat, allowing for on-site cutting and processing without the need for bending in the factory. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the interlayer sealing structure in this utility model.

[0016] Figure 2 This is a three-dimensional perspective view of the installation of the interior wall color steel plate, floor concrete and cover plate in this utility model.

[0017] Figure 3 This is a three-dimensional perspective view of the cover plate in this utility model.

[0018] In the diagram: 1-Interior wall corrugated steel plate; 11-Protrusion; 2-Support plate; 3-Insulation material; 4-Self-tapping screw; 5-Floor concrete; 6-Cover plate; 61-Groove; 7-Connecting adhesive. Detailed Implementation

[0019] The present application will be further described below with reference to the accompanying drawings and embodiments.

[0020] This application discloses an interlayer sealing structure, such as Figure 1 As shown, it includes floor concrete 5, interior wall corrugated steel plate 1, cover plate 6, support plate 2, and insulation material 3; as Figures 1 to 3 As shown, the cover plate 6 is flat and is fixed to the upper side of the floor concrete 5. One side of the cover plate 6 has a groove 61 that matches the protrusion 11 on the inner wall color steel plate 1. The cover plate 6 is completely fitted to the inner wall color steel plate 1 through the groove 61 and fixed by adhesive 7. Figure 1 As shown, the support plate 2 is flat and is fixed to the underside of the floor concrete 5. The support plate 2 extends to the inner wall color steel plate 1; as Figure 1 As shown, the thermal insulation material 3 is filled in the rectangular cavity formed by the floor concrete 5, the inner wall color steel plate 1, the cover plate 6 and the support plate 2.

[0021] In this embodiment, as Figure 1 and Figure 2 As shown, the cover plate 6 is fixed to the upper side of the floor concrete 5 by self-tapping screws 4, as... Figure 1 As shown, the support plate 2 is fixed to the lower side of the floor concrete 5 by self-tapping screws 4; the self-tapping screws 4 are arranged along the line, the distance between the self-tapping screws 4 and the inner wall color steel plate 1 is 150mm, and the spacing between the self-tapping screws 4 is 150mm.

[0022] In this embodiment, the cover plate 6 can be made of galvanized sheet or color steel sheet. The width of the cover plate 6 is 200mm and the thickness is 6mm. The length of the cover plate 6 is determined by the length of the inner wall color steel sheet 1.

[0023] In this embodiment, the adhesive 7 can be glass glue.

[0024] In this embodiment, the insulation material 3 can be rock wool board.

[0025] In this embodiment, the pallet 2 can be made of galvanized steel sheet or color steel sheet.

[0026] During installation, follow these steps:

[0027] S1. Place the support plate 2 on the underside of the floor concrete 5 and fix it in place, ensuring that the support plate 2 extends to the inner wall color steel plate 1. The support plate 2 can be directly pressed against the inner wall color steel plate 1 without fixing, or it can be spot welded to the inner wall color steel plate 1 along the line, or it can be fixed to the inner wall color steel plate 1 along the line with connecting adhesive.

[0028] S2. Place insulation material 3 into the gap between the upper floor concrete 5 and the inner wall color steel plate 1 on the upper side of the support plate 2.

[0029] S3. Using a prefabricated cover plate 6 or a cover plate 6 made on site, first place the cover plate 6 on the upper side of the floor concrete 5, so that one side of the cover plate 6 is completely attached to the inner wall color steel plate 1 through the groove 61, and fix one side of the cover plate 6 to the inner wall color steel plate 1 with the connecting adhesive 7, and then fix the cover plate 6 on the upper side of the floor concrete 5.

[0030] Based on the above scheme, it can be seen that in this application:

[0031] The cover plate 6 fits perfectly with the inner wall color steel plate 1 through the groove 61, avoiding the formation of a long gap between the cover plate 6 and the inner wall color steel plate 1. Therefore, the bonding width of the adhesive 7 can be reduced, resulting in good cleanliness and reliable bonding.

[0032] The cover plate 6 can seal the upper side of the gap between the floor concrete 5 and the inner wall color steel plate 1, and the support plate 2 can serve as a supporting component for the lower side of the gap between the floor concrete 5 and the inner wall color steel plate 1. The insulation material 3 is filled in the cavity, which ensures the insulation effect while sealing. In addition, the rectangular cavity facilitates the filling of the insulation material 3.

[0033] Both the cover plate 6 and the pallet 2 are flat and can be directly cut and processed on-site for use without bending in the factory.

[0034] The embodiments described above are some, but not all, of the embodiments of this application. The detailed description of the embodiments of this application is not intended to limit the scope of the claimed application, but merely to illustrate selected embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of this application without inventive effort are within the scope of protection of this application.

Claims

1. An interlayer sealing structure, characterized in that: The system includes floor concrete, interior wall corrugated steel panels, cover plates, support plates, and insulation materials. The cover plates are flat and are fixed to the upper side of the floor concrete. One side of the cover plate has a groove that matches the protrusion on the interior wall corrugated steel panel. The cover plate is completely attached to the interior wall corrugated steel panel through the groove and fixed with adhesive. The support plates are flat and are fixed to the lower side of the floor concrete. The support plates extend to the interior wall corrugated steel panel. The insulation materials fill the rectangular cavity formed by the floor concrete, interior wall corrugated steel panels, cover plates, and support plates.

2. The interlayer sealing structure as described in claim 1, characterized in that: The cover plate is fixed to the upper side of the floor concrete with self-tapping screws, and the support plate is fixed to the lower side of the floor concrete with self-tapping screws.

3. The interlayer sealing structure as described in claim 2, characterized in that: Self-tapping screws are arranged along the line, 150mm away from the interior wall color steel plate, and 150mm apart.

4. The interlayer sealing structure as described in claim 1, characterized in that: The cover plate is made of galvanized steel sheet or color steel sheet.

5. The interlayer sealing structure as described in claim 1 or 4, characterized in that: The cover plate is 200mm wide and 6mm thick, and its length is determined by the length of the inner wall color steel plate.

6. The interlayer sealing structure as described in claim 1, characterized in that: The adhesive used for bonding is glass glue.

7. The interlayer sealing structure as described in claim 1, characterized in that: Rock wool boards are used as the insulation material.

8. The interlayer sealing structure as described in claim 1, characterized in that: The pallets are made of galvanized steel sheet or color steel sheet.