Modularized zero-carbon building composite outer wall

Abstract

The utility model relates to the technical field of modularized composite outer walls, and discloses a modularized zero-carbon building composite outer wall which comprises anchor rods, H-shaped middle keels, a composite wall body, through holes, pressing caps, L-shaped pulling plates and blocking pieces. By the adoption of the structure, the distance between the two H-shaped middle keels can be adjusted according to actual needs after the anchor rods are adjusted, and meanwhile the composite wall bodies and the H-shaped middle keels are arranged in a split mode so that the composite wall bodies can be selected according to the actual size, or the composite wall bodies can be cut and installed; meanwhile, the L-shaped pulling plates slide on the H-shaped middle keel, so that the L-shaped pulling plates on the two sides can drive the composite wall body to move, and installation, maintenance and replacement are facilitated; the composite wall body can be limited through the arrangement of the blocking pieces; meanwhile, the H-shaped middle keel is used, so that the structural stability is high, and loads are effectively borne.

Description

TECHNICAL FIELD

[0001] The utility model relates to modular composite outer wall technical field, concretely is a kind of modular zero carbon building composite outer wall. BACKGROUND

[0002] At present, the thermal insulation and decorative of building envelope become the focus of building energy-saving research, and the internal thermal insulation technology is gradually replaced by the external thermal insulation technology of outer wall, and the external thermal insulation of outer wall is gradually promoted and applied. The modular zero carbon building composite outer wall envelope part of the prior art patent document No. CN218346475U includes a keel frame and a wall structure layer embedded in the keel frame. The inner and outer surfaces of the wall structure layer are flush with the keel frame. The keel frame is a hollow cuboid frame, and the four peripheral end faces of the cuboid frame are provided with wiring ports. The wall structure layer includes two symmetrical lightweight concrete layers on the inner and outer sides, and a thermal insulation layer between the lightweight concrete layers. The wall layer is pre-buried with tie bars and connecting pieces. The connecting pieces extend to the outside of the keel frame through the wiring ports. The inner and outer surfaces of the wall structure layer and the keel frame are connected with structural plates.

[0003] Through research, it is found that although the thermal insulation wall adopts the whole prefabricated structure, it is convenient to embed on site. However, the wall structure layer is embedded in the keel frame, and the selection and installation of wall structure layer of different lengths cannot be carried out according to the needs of the site. UTILITY MODEL CONTENT

[0004] The utility model mainly provides a kind of modular zero carbon building composite outer wall, solves the problem that the wall structure layer of the prior art is embedded in the keel frame, and the selection and installation of wall structure layer of different lengths cannot be carried out according to the needs of the site.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] The application discloses a modular zero-carbon building composite outer wall which comprises anchor rods, H-shaped middle keels and composite walls fixed in cast-in-place reinforced concrete core walls; the H-shaped middle keels are arranged between adjacent composite walls and the composite walls are located in grooves of the H-shaped middle keels; through holes matched with the anchor rods are formed in webs of the H-shaped middle keels, and pressing caps are threadedly connected to the anchor rods; a plurality of L-shaped pull plates are slidably arranged on upper and lower sides of the web of the H-shaped middle keel; and a stop sheet which can be detachably connected to the H-shaped middle keel is arranged and used for limiting outward sliding of the L-shaped pull plate.

[0007] Further, the H-shaped middle keel is provided with a carry-in groove matched with the pressing cap at an outer end of the through hole. By adopting the structure, the longer pressing cap can enter the carry-in groove after being threadedly connected, so that the longer pressing cap is prevented from being exposed outside, and the outer end of the pressing cap can be provided with a cross-shaped groove matched with rotation.

[0008] Further, U-shaped guide grooves are formed in the upper and lower sides of the web of the H-shaped middle keel, and the L-shaped pull plate is located in the U-shaped guide groove. By adopting the structure, the L-shaped pull plate can be directly installed and limited, and the structure is simple and convenient to use.

[0009] Further, the stop sheet is provided with a clamping groove matched with the outer end of the L-shaped pull plate. By adopting the structure, the outer end of the L-shaped pull plate can be clamped into the stop sheet, so that the outer extension part of the L-shaped pull plate is protected, and the structural stability is improved.

[0010] Further, the composite wall comprises a microporous concrete layer, a heat preservation layer arranged outside the microporous concrete layer, a fiber composite board layer arranged outside the heat preservation layer, and a decorative layer arranged outside the fiber composite board layer. The outer fiber composite board layer is made of high-strength glass fiber and modified epoxy resin by mixing and pressing, which has good impact resistance and weather resistance, and can effectively resist the erosion of external environmental factors on the wall. The decorative layer can use existing technology and is mainly used for decorating the fiber composite board layer. The heat preservation layer can be made of aerogel felt material, which has excellent heat preservation performance. The microporous concrete layer can be made of lightweight ceramsite, cement and microsilica powder, which is mixed and poured to form a uniform microporous structure inside, which has certain structural strength and helps to reduce the self-weight of the wall.

[0011] Beneficial effects: by using the structure of the application, the distance between the two H-shaped intermediate keels can be adjusted according to actual needs after adjusting the anchor rod, and the split setting of the composite wall and the H-shaped intermediate keel can select or cut the composite wall according to the actual size. The composite wall is installed; at the same time, the L-shaped pull plate slides on the H-shaped intermediate keel, which can drive the composite wall to move on both sides, which is convenient for installation, maintenance and replacement; and the setting of the baffle can realize the limiting of the composite wall; at the same time, the use of the H-shaped intermediate keel has strong structural stability and can effectively bear the load. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a front view schematic diagram of the H-shaped intermediate keel of the embodiment;

[0013] Figure 2 It is a side view schematic diagram of the H-shaped intermediate keel of the embodiment;

[0014] Reference signs: anchor rod 1, H-shaped intermediate keel 2, pressing cap 3, L-shaped pull plate 4, baffle 5, microporous concrete layer 6, heat preservation layer 7, fiber composite board layer 8, decorative layer 9. DETAILED DESCRIPTION

[0015] The technical scheme of the modular zero-carbon building composite outer wall of the application will be further described in detail below.

[0016] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0017] As Figure 1 , Figure 2As shown, the modular zero-carbon building composite outer wall of the embodiment comprises anchor rods 1 fixed in cast-in-place reinforced concrete core walls, H-shaped intermediate keels 2 and composite walls; the H-shaped intermediate keels 2 are arranged between adjacent composite walls, and the composite walls are located in grooves of the H-shaped intermediate keels 2; through holes matched with the anchor rods 1 are formed in webs of the H-shaped intermediate keels 2, and pressing caps 3 are threadedly connected to the anchor rods 1; a plurality of L-shaped pull plates 4 are slidably arranged on upper and lower sides of the web of the H-shaped intermediate keel 2; further comprising stop sheets 5 detachably connected to the H-shaped intermediate keel 2 for limiting outward sliding of the L-shaped pull plates 4. The H-shaped intermediate keel 2 is provided with a carry-in groove matched with the pressing cap 3 at an outer end of the through hole. U-shaped guide grooves are formed in the upper and lower sides of the web of the H-shaped intermediate keel 2, and the L-shaped pull plates 4 are located in the U-shaped guide grooves. A clamping groove matched with the outer end of the L-shaped pull plate 4 is formed in the stop sheet 5. The composite wall comprises a microporous concrete layer 6, a heat preservation and insulation layer 7 arranged outside the microporous concrete layer 6, a fiber composite board layer 8 arranged outside the heat preservation and insulation layer 7, and a decorative layer 9 arranged outside the fiber composite board layer 8. In use, the anchor rods 1 are fixed in the cast-in-place reinforced concrete core walls according to a pre-distribution, then the H-shaped intermediate keel 2 is installed by aligning the through hole with the anchor rod 1, and the H-shaped intermediate keel 2 is limited and fixed by the pressing cap 3; then the composite wall of a corresponding size is installed between the L-shaped pull plates 4 arranged on the upper and lower H-shaped intermediate keels 2, and the composite wall is pushed into the two H-shaped intermediate keels 2 by the L-shaped pull plates 4, and finally the stop sheet 5 is detachably connected to the H-shaped intermediate keel 2; when the composite wall needs to be replaced, the stop sheet 5 is removed, the L-shaped pull plate 4 is pulled out, and the composite wall is taken out. By adopting the structure of the application, the distance between the two H-shaped intermediate keels 2 can be adjusted according to actual needs after adjusting the anchor rod 1, and meanwhile, the separate arrangement of the composite wall and the H-shaped intermediate keel 2 can select or cut the composite wall according to actual size; meanwhile, the sliding mode of the L-shaped pull plate 4 on the H-shaped intermediate keel 2 can drive the composite wall to move by the L-shaped pull plates 4 on both sides, which is convenient for installation and maintenance and replacement; and the arrangement of the stop sheet 5 can limit the composite wall; meanwhile, the use of the H-shaped intermediate keel 2 has strong structural stability and can effectively bear load.

[0018] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A modular zero-carbon building composite exterior wall, characterized in that: The system includes anchor rods fixed within a cast-in-place reinforced concrete core wall, H-shaped intermediate joists, and composite walls. The H-shaped intermediate joists are positioned between adjacent composite walls, with the composite walls located within the grooves of the H-shaped intermediate joists. The web of the H-shaped intermediate joists has through holes for engaging the anchor rods, and the anchor rods are threaded with compression caps. Multiple L-shaped tie plates are slidably mounted on the upper and lower sides of the web of the H-shaped intermediate joists. The system also includes baffles detachably connected to the H-shaped intermediate joists to restrict the outward sliding of the L-shaped tie plates.

2. The modular zero-carbon building composite exterior wall according to claim 1, characterized in that: An infeed groove is provided on the H-shaped intermediate keel corresponding to the outer end of the through hole to match the pressing cap.

3. The modular zero-carbon building composite exterior wall according to claim 1, characterized in that: The web of the H-shaped intermediate keel is provided with U-shaped guide grooves on the upper and lower sides, and the L-shaped pull plate is located in the U-shaped guide grooves.

4. The modular zero-carbon building composite exterior wall according to claim 3, characterized in that: The baffle plate has a slot that engages with the outer end of the L-shaped pull plate.

5. A modular zero-carbon building composite exterior wall according to claim 1, characterized in that: The composite wall includes a microporous concrete layer, a thermal insulation layer disposed on the outside of the microporous concrete layer, a fiber composite board layer disposed on the outside of the thermal insulation layer, and a decorative layer disposed on the outside of the fiber composite board layer.

Images