CN210032197U - Novel wall body that straw heat preservation was purified - Google Patents

Abstract

The utility model belongs to the field of construction, and in particular relates to a new type of wall for thermal insulation and purification of straw, which comprises a central wall, an outer wall coating layer and an inner wall coating layer built with straw fiber concrete blocks. The outer wall coating layer comprises Integrated bonding interface layer, vitrified microbead insulation layer, anti-cracking layer, mortar leveling layer and tile decoration layer, the anti-cracking layer is integrated with alkali-resistant glass fiber mesh; The bonded foam concrete board layer, the purification layer covered by the mortar layer, the fireproof coating layer and the decorative coating layer, the purification layer is 2~3 layers of straw layers laid in sequence, the thickness of each straw layer is 2cm~3cm, close to the fire A steel mesh is fixed on the straw layer of the paint layer. The new wall is light in weight, has excellent and dual functions of thermal insulation, heat insulation, sound insulation and fire prevention, good shock resistance, insect resistance and moisture resistance, long service life, green environmental protection, easy to obtain raw materials, simple operation, easy molding, stable structure, and cost. Inexpensive and has good practicability.

Description

A new type of wall for thermal insulation and purification of straw

technical field

The utility model belongs to the field of construction, in particular to a novel wall body for thermal insulation and purification of straws.

Background technique

With the continuous development of the national economy, various new building materials are emerging, among which the building materials with rice and wheat straw as the main element have received more and more attention, and more attempts have been made to be used in buildings. Straw is an efficient and long-term raw material for light industry, textiles and building materials. It can not only partially replace bricks, wood and other materials, but also effectively protect arable land and forest resources.

Although the existing wall has improved thermal insulation function, the structure is complex and chemical raw materials are used, which is difficult to operate, pollutes the environment, and endangers health. The cost is high and the development has certain limitations. For example, a thermal insulation fire wall (CN206467818U) has a complex wall structure and mostly uses chemical coatings. It has only a fireproof function while effectively insulating, pollutes the environment, endangers health, and has limited improvement in wall function.

Aiming at the deficiencies of the prior art, the utility model makes full use of the original ecological straw resources, and provides a new wall body with simple structure, low cost and light weight, and the synergistic effect between the structures constituting the new wall body can realize the diversification of functions and at the same time. The duplication of specific functions, prolonging life, easy operation, easy molding, stable structure, green environmental protection, low cost and strong practicability.

Utility model content

The utility model aims to provide a new type of wall for thermal insulation and purification of straw, which is light in weight, simplified in structure, excellent and dual in functions of thermal insulation, heat insulation, sound insulation and fire prevention, good in anti-seismic, anti-insect and moisture-proof performance. Diversified functions, long service life, green environmental protection, easy availability of raw materials, simple operation, easy molding, stable structure, low cost and good practicability.

The technical scheme of the utility model is: a new type of wall for thermal insulation and purification of straw, which comprises a central wall, an outer wall coating layer and an inner wall coating layer; The outer wall is coated with the outer wall coating, and the inner wall of the central wall is coated with the inner wall coating;

In the direction from the outer wall surface of the central wall to the outermost end of the outer wall coating layer, the outer wall coating layer includes an interface layer, a vitrified microbead insulation layer, an anti-cracking layer, a mortar leveling layer and The decorative layer of the face brick, the anti-crack layer is integrally bonded with an alkali-resistant glass fiber mesh;

The thickness of the interface layer is 5mm, the thickness of the vitrified microbead insulation layer is 20mm, the thickness of the anti-cracking layer is 2-3mm, and the thickness of the mortar leveling layer is 1.5-2mm;

In the direction from the inner wall surface of the central wall body to the outermost end of the inner wall coating layer, the inner wall coating layer includes a foamed concrete board layer, a purification layer covered by a mortar layer, a fireproof paint layer and The decorative paint layer, the purification layer is 2-3 layers of straw layers laid in sequence, the thickness of each layer of straw layer is 2cm-3cm, and the straw layer close to the fire-resistant paint layer is fixed with steel mesh;

The thickness of the mortar layer is 2 to 3 mm, the thickness of the fireproof paint layer is 2 to 3 mm, and the thickness of the decorative paint layer is 2 mm.

The interface layer is made of interface mortar coating, the vitrified microbead insulation layer is made of vitrified microbead mortar coating, the anti-crack layer is made of flexible polymer anti-crack mortar coating, and the mortar leveling layer is made of plastering surface. It is made of mortar coating, and the decorative layer of face tiles is made of ceramic mosaic tiles that are bonded in one piece.

In the direction from the alkali-resistant glass fiber mesh cloth to the vitrified microbead insulation layer, there are metal expansion bolts running horizontally. .

The foamed concrete slab layer is made of integrally bonded foamed concrete slabs, the mortar layer is made of cement mortar coating containing straw scraps, bamboo charcoal fibers and preservatives, and the fireproof coating layer is made of resin and pigment coating, The decorative paint layer is made of latex paint;

Each straw layer of the purification layer is integrally connected by steel wires, and the steel wire mesh and the straw layer near the fireproof coating layer are integrally connected by steel wires. mm.

In the direction from the steel wire mesh to the foamed concrete slab, there are anchor bolts penetrating laterally, and the anchor bolts fix the integrally connected steel mesh, the purification layer and the foamed concrete slab.

Compared with the prior art, the advantages of the present utility model are:

(1) The novel wall body of the present invention for thermal insulation and purification of straw, the synergy between the central wall body, the outer wall coating layer and the inner wall coating layer, the synergy between the internal structures of the outer wall coating layer, the inner wall coating layer The synergistic effect between the internal structures, simplifies the wall structure, and simultaneously forms an internal thermal insulation layer and an external thermal insulation layer to achieve dual thermal insulation and thermal insulation functions, and retains good sound insulation and fire protection functions on both sides of the central wall. It has excellent moisture-proof performance, diversified functions, extended life, green environmental protection, easy availability of raw materials, easy molding, stable structure and low cost.

(2) The central wall is built with straw fiber concrete blocks. The straw fiber concrete blocks have the characteristics of light weight, heat insulation, heat preservation, sound insulation, earthquake resistance, etc., and are easy to obtain, simple to manufacture, convenient to construct, and low cost. It is a kind of New construction environmental protection materials.

(3) The outer wall coating layer of the central wall is composed of an interface layer, a vitrified microbead insulation layer, an anti-cracking layer, a mortar leveling layer and a finishing layer. , impermeability and decorative construction system. Its core part is vitrified microbead thermal insulation mortar, which has excellent thermal insulation performance, stable material, excellent fire resistance, and simple and fast construction.

The straw fiber concrete block cooperates with the vitrified microbead insulation layer and the vitrified microbead insulation layer is coated with an anti-cracking layer, which plays a good role in heat preservation, heat insulation, sound insulation and fire prevention. The anti-cracking layer is integrally bonded with alkali-resistant layers. The glass fiber mesh, synergistically, can enhance the strength and service life of the vitrified microbead insulation layer and the outer insulation layer.

(4) The inner wall coating layer of the central wall is composed of a foamed concrete board layer, a purification layer covered by a mortar layer, a fireproof coating layer and an inner thermal insulation layer composed of a decorative coating layer. The purification layer is fixed on the side close to the fireproof coating layer. wire mesh;

Foamed concrete board is a new type of building energy-saving material with environmental protection, energy saving, heat preservation, heat insulation, sound insulation, low price and non-combustibility;

The purification layer is made of the original ecological straw filaments. The straw has thermal insulation, heat insulation, sound insulation, moisture resistance, light weight, and the straw with a certain density has good fire resistance and insect erosion resistance, and can also filter harmful substances in the air. , the construction is simple and fast, green and environmentally friendly, and has strong practicability;

The straw fiber concrete block cooperates with the foam concrete slab and the purification layer to achieve the functions of heat preservation, heat insulation and sound insulation, while simplifying the structure, reducing the cost and light weight;

The foamed concrete slab, the purification layer and the steel wire mesh synergistically enhance the strength of the inner insulation layer, and the purification layer formed by the straw also has the functions of preventing insects and moisture, and prolonging the service life of the inner insulation layer;

The purification layer formed by the straw also has the function of fire prevention, and cooperates with the fireproof coating layer to enhance the fireproof performance of the inner insulation layer;

The straw fiber concrete block and the purification layer formed by the straw can also improve the seismic resistance of the wall and enhance the service life and stability of the wall due to the good toughness and creeping property of the straw.

(5) The novel wall for thermal insulation and purification of straws of the present invention uses straw fiber concrete blocks as the central wall for load-bearing and enclosure, and uses the purification layer made of straws for the inner thermal insulation layer. The toughness and creeping properties of straws improve Improve the shockproof ability of the wall, the straw with the purification layer reaching a certain density not only has good thermal insulation, heat insulation, sound insulation, moisture resistance and other properties, but also has the functions of fire prevention and insect erosion, and can enhance the strength and service life of the wall. Compared with chemical coatings with the above functions, it is safer, healthier, cheaper, easier to obtain, and has diversified functions.

The novel wall body of the utility model for thermal insulation and purification of straw has the excellent performances of convenient material, green environmental protection, low price, stable structure and strong practicability.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the straw thermal insulation and purification wall of the present invention.

Fig. 2 is a schematic cross-sectional view of a new type of wall for thermal insulation and purification of straws according to the present invention.

Fig. 3 is a partial schematic view of the purification layer covered with steel mesh of the novel wall of straw thermal insulation and purification of the present invention.

1- Center wall, 2- Exterior wall coating layer, 21- Interface layer, 22- Vitrified microbead insulation layer, 23- Anti-cracking layer, 24- Mortar leveling layer, 25- Surface tile decoration layer, 26- Alkali resistance Fiberglass mesh, 27-metal expansion bolts, 3-interior wall coating layer, 31-foamed concrete board layer, 32-mortar layer, 33-purification layer, 34-fire retardant coating layer, 35-decorative coating layer, 36 - Wire mesh, 37- Anchor bolts.

Detailed ways

The present utility model is further exemplarily described in detail below with reference to specific embodiments. It should be noted that the description of these embodiments is used to help the understanding of the present invention, but does not constitute a limitation to the present invention.

As shown in Figure 1, a new type of wall for thermal insulation and purification of straw includes a central wall 1, an outer wall coating layer 2 and an inner wall coating layer 3. The central wall body 1 is built with straw fiber concrete blocks, and the central wall body 1 The load-bearing and enclosure are integrated, the outer wall of the central wall 1 is coated with the outer wall coating layer 2, and the outer wall coating layer 2 forms the outer wall thermal insulation system with the decorative surface of the central wall 1; The inner wall is coated with the inner wall coating layer 3 .

In the direction from the outer wall surface of the central wall 1 to the outermost end of the outer wall coating layer 2, the outer wall coating layer 2 includes an interface layer 21, a vitrified microbead insulation layer 22, and an anti-cracking layer that are integrally bonded in sequence. 23. The mortar leveling layer 24 and the tile decoration layer 25, and the anti-crack layer 23 is integrally bonded with an alkali-resistant glass fiber mesh cloth 26.

The interface layer 21 is coated with interface mortar and has a thickness of about 5 mm, so that the central wall 1 and the vitrified microbead insulation layer 22 are tightly bonded.

The vitrified microbead insulation layer 22 is made by coating the vitrified microbead mortar in two steps according to the construction specification, and the thickness is 20 mm, so that the vitrified microbead insulation layer can exert the maximum insulation effect.

The anti-crack layer 23 is coated with a flexible polymer anti-crack mortar, and the thickness is required to be 2-3mm, which must not be leaked. The vitrified microbead insulation layer 22 and the alkali-resistant glass fiber mesh cloth 26 are tightly integrated into one body by means of the metal expansion bolts 27 penetrating laterally.

The mortar leveling layer 24 is made of plastering mortar and has a thickness of 1.5-2 mm.

The face tile decoration layer 25 is made of ceramic mosaic tiles integrally bonded on the mortar leveling layer 24 .

In the direction from the inner wall surface of the central wall 1 to the outermost end of the inner wall coating layer 3 , the inner wall coating layer 3 includes a foamed concrete board layer 31 integrally bonded in sequence and a purification layer covered by a mortar layer 32 . 33. The fire retardant paint layer 34 and the decorative paint layer 35, the purification layer 33 is 2-3 layers of straw layers laid in sequence, the thickness of each straw layer is 2cm-3cm, and the straw layer close to the fire-resistant paint layer 34 is fixed with a steel wire mesh 36.

The foamed concrete slab layer 31 is made of integrally bonded foamed concrete slabs, and at the same time of thermal insulation, it also fixes and protects the central wall 1, and cooperates with the central wall 1 formed by the straw fiber concrete blocks, so that the thermal insulation effect is better. Significantly.

The purification layer 33 is composed of 2-3 layers of straw layers, each layer of straw layers is made of original ecological straw filaments, the thickness of each straw layer is 2-3 cm, and the diameter of the straw filaments is 0.2-0.3 mm. First lay the straw filaments horizontally, then vertically, and then bind and fix them with interspersed steel wires to form each layer of straw. The steel wires that bind the straw filaments on each straw layer are connected to each other, and the straw layer close to the fire-resistant coating layer 34 is tied to the straw. The wires of the wire are fixedly connected to the wire mesh 36 . In the direction close to the inner wall surface of the central wall body 1 , the anchor bolts 37 pass through the steel wire mesh 36 , the purification layer 33 and the foam concrete permeation board layer 31 in sequence. The steel mesh 36, the purification layer 33 and the foamed concrete slab 31 are integrally connected by anchor bolts.

The mortar layer 32 is coated with cement mortar containing straw scraps, bamboo charcoal fibers and preservatives, and has a thickness of 2-3 mm. The materials are environmentally friendly, and the preservatives in it can also prevent the straws in the purification layer 33 from rotting.

The fireproof coating layer 34 is made of resin and pigments and fillers (rutile titanium dioxide), with a thickness of 2-3mm, and has the characteristics of heat preservation, heat insulation, non-combustibility, non-toxicity and good chemical stability, which not only enhances the fireproof function of the wall, The service life of the purification layer 33 can also be prolonged. Pigments and fillers are the same as ordinary coatings in fire retardant coatings. They not only make the fire retardant coatings have the necessary color and decoration, but also improve the mechanical and physical properties (weather resistance, abrasion resistance, etc.) and chemical properties (resistance of fire retardant coatings). Acid and alkali, anti-corrosion, anti-rust, water resistance, etc.). Rutile titanium dioxide is an excellent white pigment and filler widely used in coatings.

The decorative paint layer is made of latex paint coating with a thickness of 2mm.

The manufacturing process of the new type of wall with straw thermal insulation and purification shown in Figure 1 is as follows: the central wall 1 is formed by bonding the straw fiber concrete blocks with strong mortar. Play the role of thermal insulation.

The outer wall of the central wall 1 is coated with a smooth and flat interface layer 21 made of interface mortar with a thickness of about 5mm. The interface layer 21 ensures that the outer wall of the central wall 1 is smooth and flat, so that the central wall is The outer wall surface of 1 and the vitrified microbead mortar forming the vitrified microbead insulation layer 22 are tightly bonded.

The interface layer 21 is coated with vitrified microbead mortar twice according to the construction specifications to form a vitrified microbead insulation layer 22 with a thickness of 20 mm, and a polymer with a thickness of 1.5 to 2 mm is first coated on the vitrified microbead insulation layer 22 Anti-crack mortar, and then lay the alkali-resistant glass fiber mesh cloth 26 vertically and gently press into the polymer anti-crack mortar, and embed the horizontally penetrating mortar in the direction from the alkali-resistant glass fiber mesh cloth 26 to the vitrified microbead insulation layer 22. Metal expansion bolts 27, with the help of the fixing action of metal expansion bolts, tightly connect alkali-resistant glass fiber mesh cloth, polymer anti-cracking mortar and vitrified microbead insulation layer into an integrated structure, and then coat a polymer with a thickness of 5mm Anti-crack mortar, all the alkali-resistant glass fiber mesh cloth is pressed into the anti-crack mortar to form a crack-resistant layer 23 with the alkali-resistant glass fiber mesh cloth 26 integrally bonded inside, and the thickness of the anti-crack layer 23 is 2-3mm .

The anti-crack layer 23 is arranged on the outer side of the vitrified microbead insulation layer 22 to enhance the strength of the outer wall coating layer 2 and the vitrified microbead insulation layer 22 . The alkali-resistant glass fiber mesh cloth 26 also enhances the strength of the outer wall coating layer 2 and the vitrified microbead insulation layer 22, and improves the service life of the outer wall coating layer.

The anti-crack layer 23 is coated with plastering mortar to form a mortar leveling layer 24 with a thickness of 1.5-2 mm, and the surface bricks are bonded on the mortar leveling layer 24 to form a surface brick decoration layer 25. The mortar leveling layer 24 makes the surface tiles forming the surface brick decoration layer 25 more bonded The surface tiles are made of ceramic mosaic tiles, which are mainly used for decoration and beautification. Ceramic mosaic tiles have the advantages of wear resistance, fire resistance, low water absorption, high compressive strength, easy cleaning and stable color, and are widely used in building exterior wall decoration and protection. .

The inner wall of the central wall body 1 is bonded with a foamed concrete slab 31 formed by a foamed concrete slab. While the foamed concrete slab is thermally insulated, it also fixes and protects the central wall 1. The foamed concrete slab and the straw fiber concrete blocks cooperate with each other. The thermal insulation effect on the inner wall is remarkable.

The foam concrete board layer 31 is covered with 2-3 layers of purification layers 33 composed of straw layers, and the thickness of each straw layer is 2cm-3cm. Straw filaments are firstly laid horizontally and then vertically, and then tied and fixed with interspersed steel wires. , to form each layer of straw, the diameter of the straw wire is about 0.2-0.3mm, the steel wire binding the straw wire on each straw layer is connected to each other, the outermost straw layer is fixedly covered with a wire mesh 36, and the wire mesh 36 is connected to the outermost layer. The steel wire that binds the straw wire on the straw layer is connected, the steel wire mesh 36 is integrally connected with the purification layer 33, and the anchor bolts 37 are embedded horizontally to make the steel wire mesh 36, the purification layer 33 and the foam concrete board layer 31 an effective connection as a whole, and the purification layer is fixed; Then, a cement mortar containing straw scraps, bamboo charcoal fibers and preservatives is coated on the purification layer with the steel mesh fixed on the surface to form a mortar layer 32 covering the purification layer. On the one hand, the cement mortar containing straw scraps, bamboo charcoal fibers and antiseptics Bonding and fixing the purification layer 33 and the foamed concrete board layer 31, and bonding and fixing the 2-3 layers constituting the purification layer 33 on the other side is composed of a straw layer. The material is green and environmentally friendly, and the cost of the wall is reduced.

The mortar layer 32 is coated with a fireproof paint layer 34 mixed with resin and pigment and filler, and the thickness is 2-3 mm.

The fire retardant paint layer 34 is coated with a decorative paint layer 35 made of latex paint. The paint film of the latex paint has certain air permeability and alkali resistance. It is non-toxic to the human body and does not pollute the environment.

The above-mentioned embodiment is only one of the preferred specific embodiments of the present invention, and the usual changes and substitutions made by those skilled in the art within the scope of the technical solution of the present invention should be included in the protection scope of the present invention. Inside.

Claims (5)

1. A novel straw heat-insulation and purification wall is characterized by comprising a central wall (1), an outer wall coating layer (2) and an inner wall coating layer (3), wherein the central wall (1) is built by straw fiber concrete blocks, the outer wall surface of the central wall (1) is coated with the outer wall coating layer (2), and the inner wall surface of the central wall (1) is coated with the inner wall coating layer (3); in the direction from the outer wall surface of the central wall body (1) to the outermost end of the outer wall coating layer (2), the outer wall coating layer (2) comprises an interface layer (21), a vitrified micro bubble heat insulation layer (22), an anti-cracking layer (23), a mortar leveling layer (24) and a face brick decoration layer (25) which are integrally bonded in sequence, and an alkali-resistant glass fiber mesh cloth (26) is integrally bonded in the anti-cracking layer (23); the thickness of the interface layer (21) is 5mm, the thickness of the vitrified micro bubble heat insulation layer (22) is 20mm, the thickness of the anti-cracking layer (23) is 2-3 mm, and the thickness of the mortar leveling layer (24) is 1.5-2 mm; in the direction from the inner wall surface of the central wall body (1) to the outermost end of the inner wall coating layer (3), the inner wall coating layer (3) comprises a foam concrete plate layer (31), a purification layer (33) coated by a mortar layer (32), a fireproof coating layer (34) and a decorative coating layer (35) which are sequentially and integrally bonded, the purification layer (33) is 2-3 straw layers which are sequentially laid, the thickness of each straw layer is 2-3 cm, and a steel wire mesh (36) is fixed on the straw layer close to the fireproof coating layer (34); the thickness of the mortar layer (32) is 2-3 mm, the thickness of the fireproof coating layer (34) is 2-3 mm, and the thickness of the decorative coating layer (35) is 2 mm.

2. A new wall according to claim 1, characterised in that the interface layer (21) is made of an interface mortar coating, the glazed hollow bead insulating layer (22) is made of a glazed hollow bead mortar coating, the crack resistant layer (23) is made of a flexible polymer crack resistant mortar coating, the mortar levelling layer (24) is made of a plastering mortar coating, and the tile decorative layer (25) is made of an integrally bonded ceramic tile.

3. The novel wall body as claimed in claim 1, wherein metal expansion bolts (27) transversely penetrate through the direction from the alkali-resistant fiberglass gridding cloth (26) to the vitrified microsphere insulating layer (22), and the alkali-resistant fiberglass gridding cloth (26), the anti-cracking layer (23) and the vitrified microsphere insulating layer (22) which are integrally connected are fixed by the metal expansion bolts (27).

4. The novel wall body as claimed in claim 1, wherein the foam concrete slab layer (31) is made of integrally bonded foam concrete slabs, each straw layer of the purification layer (33) is integrally connected through a steel wire, the steel wire mesh (36) is integrally connected with the straw layer close to the fireproof paint layer (34) through a steel wire, each straw layer is made of straw wires bound by steel wires, and the diameter of each straw wire is 0.2-0.3 mm.

5. The novel wall body as claimed in claim 1, wherein anchor bolts (37) transversely penetrate through the steel wire mesh (36) and the foam concrete slab (31), and the anchor bolts (37) fix the steel wire mesh (36), the purification layer (33) and the foam concrete slab (31) which are integrally connected.

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