CN204475835U - Fire-proof compound insulation non-dismantling formwork - Google Patents

Abstract

The utility model discloses a fireproof composite thermal insulation formwork without dismantling, which belongs to the technical field of external wall thermal insulation formwork without disassembly. It uses a composite thermal insulation board as a permanent external formwork for cast-in-place concrete walls, beams and columns, and fixes the composite thermal insulation board and the cast-in-situ concrete layer together through anchor bolts. The inner facing layer with a fixed layer and the outer protective layer in contact with the outer reinforcement board. There is an insulating layer between the inner facing layer and the outer protective layer. The insulating layer is made up of multiple insulating strips spliced side by side. There are reinforcing ribs bonded between them, and the two ends of the reinforcing ribs are fixed between the inner facing layer and the outer protective layer by adhesive. The anchor bolts are pre-set on the composite insulation board, and the inner ends of the anchor bolts extend The above-mentioned inner facing layer is fixed together with the cast-in-place concrete layer when pouring concrete.

Description

Fireproof composite insulation free formwork

technical field

The utility model relates to an external wall thermal insulation template, which belongs to the technical field of external wall thermal insulation templates without dismantling.

Background technique

Existing With the progress of society and the improvement of people's requirements for the living environment, the requirements for building exterior wall insulation and decoration are getting higher and higher. The cast-in-place concrete insulation wall built in the mold has the disadvantages of complex construction, easy cracking and falling off of the insulation layer, and it is difficult to achieve the same life span of the insulation and the building structure.

Contents of the invention

In order to overcome the deficiencies of the above-mentioned prior art, the utility model provides a fireproof composite thermal insulation formwork without dismantling, which can facilitate the manufacture of a permanent external mold cast-in-situ concrete composite thermal insulation wall structure.

The utility model is realized through the following technical scheme: a fireproof composite thermal insulation formwork without dismantling, which uses a composite thermal insulation board as a permanent external formwork for cast-in-situ concrete walls, beams and columns, and the composite thermal insulation board is connected by anchor bolts It is fixed together with the cast-in-place concrete layer, and it is characterized in that: the composite insulation board includes an inner finish layer fixed with the cast-in-place concrete layer and an outer protective layer in contact with the outer reinforcement plate, the inner finish layer and the outer protective layer There is an insulation layer in between, and the insulation layer is made up of multiple insulation strips spliced side by side. Adjacent insulation strips are bonded with reinforcing ribs, and the two ends of the reinforcing ribs are fixed on the inner finish layer and the outer protective layer by adhesives. In between, the anchor bolts are pre-set on the composite insulation board, and the inner ends of the anchor bolts protrude from the inner facing layer, and are fixed together with the cast-in-place concrete layer when pouring concrete.

The insulation strip is a rectangular plate, and the reinforcing rib is perpendicular to the inner facing layer.

Reinforced mesh cloth is interspersed between the insulation strips, and the reinforced mesh cloth is laid from the bonding surface of one insulation strip, and then vertically turned and covered on the other side of the adjacent insulation strip through the adjoining surface of the two insulation strips The bonding surface is extended according to the turning and covering method. The reinforcing mesh forms the reinforcing rib at the turning part of the adjacent surface of the two insulation strips. The part of the reinforcing mesh covering the bonding surface on both sides of the insulation strip passes through the adhesive It is fixed with the inner facing layer and the outer protective layer.

The thermal insulation strip is a plate with symmetrical slopes on both sides, and there is an angle between the reinforcing rib and the inner facing layer.

The thermal insulation strip is an isosceles trapezoidal plate, and reinforced mesh is interspersed between the thermal insulation strips. The reinforced mesh is laid from one side of the thermal insulation strip on the bonding surface, and then laid on the adjacent surface of the two thermal insulation strips to the The bonding surface on the other side of the adjacent insulation strip extends accordingly, and the reinforcement mesh forms the reinforcing rib at the turning part of the adjacent surface of the two insulation strips, and the reinforcement mesh covers the part of the bonding surface on both sides of the insulation strip. It is fixed with the inner facing layer and the outer protective layer through an adhesive.

The reinforcing mesh is glass fiber mesh or carbon fiber mesh or composite mesh or wire mesh.

The inner surfaces of the inner facing layer and the outer protective layer are covered with reinforcing mesh, and the reinforcing mesh is connected with the ends of the reinforcing ribs to form an "I" shaped reinforcing structure.

The thermal insulation strip is made of rock wool fiber, and the rock wool fiber direction of the thermal insulation strip is approximately perpendicular to the inner facing layer or the rock wool fiber direction of the insulating strip is approximately parallel to the inner facing layer.

The plurality of insulation strips include organic insulation strips and inorganic fireproof insulation strips, and the organic insulation strips and inorganic fireproof insulation strips are alternately arranged at intervals to form the insulation layer.

The corners of the two adjacent thermal insulation strips are equipped with right-angle guards, and the mesh is fixed between the right-angle guards. The two right-angle guards and the connecting mesh form a "Z"-shaped connector on the side. The vertical part of the connector or the two adjacent insulation strips are fixed with a "Z" type reinforcement connector, and the vertical part of the "Z" type reinforcement connector is the said reinforcement rib; or the two adjacent insulation strips A groove-shaped reinforcing connector is fixed between the insulation strips, and the vertical part of the groove-shaped reinforcing connector is the reinforcing rib.

The inside or outside of the "Z"-shaped reinforced connector or groove-shaped reinforced connector is equipped with a connecting mesh, and the shape of the connected mesh matches the shape of the "Z"-shaped reinforced connector or groove-shaped reinforced connector. .

The beneficial effects of the utility model are: simple manufacture, easy continuous processing and installation, can be used as a permanent external formwork, and reduce the amount of concrete formwork and support difficulty. Tension bars or reinforcement mesh are added in the insulation layer, and the tension reinforcement or reinforcement mesh forms a whole to form a mortar layer with grid cloth and I-shaped reinforcement ribs to enhance the tensile strength of the fireproof composite insulation free formwork.

Description of drawings

Below according to accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the structural representation of another embodiment of the utility model;

Fig. 3 is the alternate arrangement embodiment of the heat preservation slats of the utility model and the inorganic fireproof and heat preservation slats;

Fig. 4-Fig. 7 are schematic diagrams of different arrangements of reinforcing ribs of the present invention;

Fig. 8 is the installation embodiment of the utility model right-angle guard;

Fig. 9 is the installation embodiment of the "Z" type reinforced connector of the utility model;

Figure 10 is an embodiment of the inclined mode of the reinforcing rib;

Fig. 11 is the installation embodiment of the groove-shaped reinforced connector of the utility model;

Fig. 12 is a structural schematic diagram of a right-angle guard of the present utility model;

Fig. 13 is the right view of Fig. 12;

Figure 14 is a structural schematic diagram of the "Z" type reinforced connector of the utility model;

Fig. 15 is the left view of Fig. 14;

In the figure, 1. Composite insulation board, 2. Inner facing layer, 3. Insulation strip, 4. Outer protective layer, 5. Anchors, 6. Reinforced mesh, 7. Cast-in-place concrete layer, 8. External reinforcement board , 9, reinforcing ribs, 10, right-angle guards, 11, "Z" type reinforced connectors, 12, connecting mesh, 13, groove-shaped reinforced connectors.

Detailed ways

As shown in Fig. 1 and Fig. 2, a kind of fireproof composite thermal insulation formwork without dismantling is used as the permanent external formwork of cast-in-situ concrete walls, beams and columns by composite thermal insulation board 1, and the composite thermal insulation board is fixed by anchor bolt 5 1 is fixed together with the cast-in-place concrete layer 7, and the composite thermal insulation board 1 includes an inner finish layer 2 fixed to the cast-in-place concrete layer 7 and an outer protective layer 4 in contact with the outer reinforcement plate 8, and the inner finish layer 2 Between the outer protection layer 4 is an insulation layer, the insulation layer is formed by splicing a plurality of insulation strips 3 side by side, the adjacent insulation strips 3 are bonded with reinforcing ribs 9, and the two ends of the reinforcing ribs 9 are fixed by adhesive Between the inner finish layer 2 and the outer protective layer 4, the anchor bolt 5 is pre-set on the composite insulation board 1, and the inner end of the anchor bolt 5 protrudes from the inner finish layer 2. When pouring concrete Fixed together with cast-in-place concrete layer 7.

The thermal insulation strip 3 is a rectangular plate, and the reinforcing rib 9 is perpendicular to the inner facing layer 2 .

The insulation strips 3 are interspersed with reinforced mesh cloth 6, and the reinforced mesh cloth 6 is laid from one side bonding surface of one insulation strip 3, and is laid vertically through the adjoining surfaces of the two insulation strips 3 to the adjacent insulation strip 3. The bonding surface on the other side of the strip 3 is extended in this turning and covering manner, and the reinforcing mesh 6 forms the reinforcing rib 9 at the turning part of the adjacent surface of the two insulation strips 3, and the reinforcing mesh 6 is covered on the insulation strip 3 Parts of the adhesive surfaces on both sides are fixed to the inner facing layer 2 and the outer protective layer 4 through an adhesive.

The reinforcing mesh 6 can also be arranged according to the manner shown in Fig. 4-Fig. 7, and can be assembled with right-angle guards 10 and the like.

The thermal insulation strip 3 is a plate with symmetrical slopes on both sides, and there is an angle between the reinforcing rib 9 and the inner facing layer 2 .

As shown in Figure 10, the thermal insulation strip 3 is an isosceles trapezoidal plate, and the reinforced mesh cloth 6 is interspersed between the thermal insulation strips 3. The adjoining surfaces of the two insulation strips 3 are inclined and folded to the other bonding surface of the adjacent insulation strips 3, and extended accordingly, and the reinforcement mesh 6 forms the reinforcing rib 9 at the turning part of the adjacent surfaces of the two insulation strips 3. The part of the reinforced mesh cloth 6 covering the adhesive surfaces on both sides of the insulation strip 3 is fixed to the inner facing layer 2 and the outer protective layer 4 through an adhesive.

The reinforcing mesh 6 is glass fiber mesh or carbon fiber mesh or composite mesh or wire mesh.

The inner surfaces of the inner facing layer 2 and the outer protective layer 4 are covered with a reinforcing mesh 6, and the reinforcing mesh 6 is connected with the ends of the reinforcing ribs 9 to form an "I" shaped reinforcing structure.

The inner finish layer 2 and/or the outer protective layer 4 can be a mortar layer or a perforated plate or a pressure plate or a metal plate, and the inner finish layer 2 or the outer protective layer 4 is preferably a whole plate.

The thermal insulation strip 3 is made of rock wool fibers, and the rock wool fiber direction of the thermal insulation strip 3 is approximately perpendicular to the inner facing layer 2 or the rock wool fiber direction of the insulating strip 3 is approximately parallel to the inner facing layer 2 .

The plurality of insulation strips 3 include organic insulation strips 3b and inorganic fireproof insulation strips 3a, and the organic insulation strips and inorganic fireproof insulation strips are alternately arranged at intervals to form the insulation layer. The insulation strips of two different materials are arranged in a staggered manner, which can achieve fire isolation and save costs. Organic insulation strips include foam boards such as polystyrene boards, extruded boards, polyurethane boards, etc.; inorganic fireproof insulation strips include rock wool boards, foam boards, etc. Glass board, foam cement board, etc. The insulation layer can also be composed of multiple organic insulation strips of the same type.

As shown in Fig. 8, Fig. 12, Fig. 13, right-angle guard 10 is housed on the corner of two adjacent described insulation strips 3, between the right-angle guard 10 is fixedly connected mesh cloth 12, two right-angle guards 10 and connecting net The cloth 12 constitutes a "Z"-shaped connector on the side, and the vertical part of the connector is the reinforcing rib 9; or as shown in Figure 9, Figure 14, and Figure 15, between two adjacent thermal insulation bars A "Z"-shaped reinforced connector 11 is fixed, and the vertical part of the "Z"-shaped reinforced connector 11 is the reinforcing rib 9; or as shown in Figure 11, a The groove-shaped reinforced connector 13 , the vertical part of the groove-shaped reinforced connector 13 is the said reinforcing rib 9 .

The inside or outside of the "Z" type reinforced connector 11 or grooved reinforced connector 13 is equipped with a connecting mesh 12, and the shape of the connected mesh 12 is consistent with that of the "Z" type reinforced connector 11 or grooved reinforced connector. 13 to match the shape. The right-angle guard 10, "Z"-shaped reinforced connector 11, and groove-shaped reinforced connector 13 are made of light metal or non-metallic materials, and the right-angled guard, "Z"-shaped reinforced connector, and groove-shaped reinforced Holes are made on the board surface of the connector, which is more conducive to bonding.

In the insulation layer, the reinforcement or reinforced mesh is added, and the reinforcement or reinforced mesh forms a whole, forming a mortar layer with grid cloth and I-shaped reinforcement, which enhances the tensile and anti-stretch properties of the fireproof composite thermal insulation free formwork. compressive strength. Reinforcing mesh or right-angle guards are used as reinforcing ribs, the thickness is very small, 1-2 mm, and the weight is reduced. It is both tensile and compressive, and it is easy to process continuously, with better heat preservation effect and quick construction.

Claims (11)

1. A fireproof composite thermal insulation formwork without dismantling, which uses a composite thermal insulation board (1) as a permanent external formwork for cast-in-situ concrete walls, beams, and columns, and the composite thermal insulation board (1) is connected by anchor bolts (5) It is fixed together with the cast-in-place concrete layer (7), and it is characterized in that: the composite insulation board (1) includes an inner facing layer (2) fixed with the cast-in-place concrete layer (7) and an outer reinforcement board (8 ) in contact with the outer protective layer (4), between the inner finish layer (2) and the outer protective layer (4) is an insulation layer, the insulation layer is made up of multiple insulation strips (3) spliced side by side, and the adjacent insulation strips (3) There are reinforcing ribs (9) bonded between them, and the two ends of the reinforcing ribs (9) are fixed between the inner facing layer (2) and the outer protective layer (4) by adhesive, and the anchor bolts (5) Pre-set on the composite insulation board (1), the inner end of the anchor bolt (5) protrudes from the inner facing layer (2), and is fixed with the cast-in-place concrete layer (7) when pouring concrete . 2. The fireproof composite thermal insulation free formwork according to claim 1, characterized in that: the thermal insulation strip (3) is a rectangular plate, and the reinforcing rib (9) is perpendicular to the inner facing layer (2). 3. The fire-proof composite thermal insulation free formwork according to claim 2, characterized in that: reinforced mesh (6) is interspersed between the thermal insulation strips (3), and the reinforced mesh (6) is formed from one thermal insulation strip ( 3) One side of the bonding surface is paved, and the adjacent surface of the two insulation strips (3) is vertically turned and paved to the other side of the adjacent insulation strip (3), and the turning and paving method is extended in this way. The reinforcement mesh (6) forms the reinforcing rib (9) at the turning part of the adjacent surface of the two insulation strips (3), and the reinforcement mesh (6) covers the part of the bonding surface on both sides of the insulation strip (3) through The adhesive is fixed to the inner facing layer (2) and the outer protective layer (4). 4. The fire-proof composite thermal insulation free formwork according to claim 1, characterized in that: the thermal insulation strip (3) is a board with symmetrical slopes on both sides, and the reinforcing rib (9) and the inner facing layer (2) There is an included angle between them. 5. The fireproof composite thermal insulation formwork without dismantling according to claim 4, characterized in that: the thermal insulation strips (3) are isosceles trapezoidal plates, and reinforcing mesh (6) is interspersed between the thermal insulation strips (3), The reinforced mesh (6) is laid from one side of the thermal insulation strip (3) on the bonding surface, and then laid on the other side of the adjacent thermal insulation strip (3) through the oblique turning of the adjacent surface of the two thermal insulation strips (3). The joint surface extends accordingly, and the reinforcement mesh (6) forms the reinforcement rib (9) at the turning part of the adjacent surface of the two insulation strips (3), and the reinforcement mesh (6) is laid on both sides of the insulation strip (3). The part of the side bonding surface is fixed with the inner facing layer (2) and the outer protective layer (4) through an adhesive. 6. The fire-proof composite thermal insulation free formwork according to claim 3 or 5, characterized in that: the reinforcing mesh (6) is glass fiber mesh or carbon fiber mesh or composite mesh or wire mesh. 7. The fireproof composite thermal insulation formwork without dismantling according to claim 1, 3 or 5, characterized in that: the inner surface of the inner facing layer (2) and the outer protective layer (4) are covered with reinforced mesh (6), the reinforcement mesh (6) is connected with the ends of the reinforcement ribs (9) to form an "I" shaped reinforcement structure. 8. The fireproof composite thermal insulation free formwork according to claim 1, characterized in that: the thermal insulation strip (3) is made of rock wool fiber, and the rock wool fiber direction of the thermal insulation strip (3) is vertical The direction of the rock wool fibers of the inner facing layer (2) or the insulation slats (4) is parallel to the inner facing layer (2). 9. The fireproof composite thermal insulation formwork without dismantling according to claim 1, characterized in that: the plurality of thermal insulation strips (3) include organic thermal insulation panels (3b) and inorganic fireproof thermal insulation panels (3a), organic thermal insulation panels (3a) The slats and the inorganic fireproof and thermal insulation slats are alternately arranged to form the thermal insulation layer. 10. The fire-proof composite thermal insulation non-disassembly formwork according to claim 2, characterized in that: right-angle guards (10) are installed on the corners of two adjacent thermal insulation strips (3), and the right-angle guards (10) Fix the connecting mesh (12), the two right-angle guards (10) and the connecting mesh (12) form a "Z"-shaped connecting piece on the side, and the vertical part of the connecting piece is the reinforcing rib (9); or two A "Z"-shaped reinforced connector (11) is fixed between adjacent thermal insulation strips (3), and the vertical part of the "Z"-shaped reinforced connector (11) is the described reinforcing rib (9); or two A groove-shaped reinforcing connector (13) is fixed between adjacent thermal insulation strips (3), and the vertical part of the groove-shaped reinforcing connector (13) is the reinforcing rib (9). 11. The fireproof composite thermal insulation formwork without dismantling according to claim 10, characterized in that: the inside or outside of the "Z"-shaped reinforced connector (11) or groove-shaped reinforced connector (13) is equipped with a connecting net Cloth (12), the shape of the connecting mesh cloth (12) is adapted to the shape of the "Z" type reinforced connector (11) or the grooved reinforced connector (13).