CN219431032U - Fixed wall external thermal insulation pre-buried component - Google Patents

Abstract

The utility model discloses an external heat-insulating embedded component of a fixed wall, which comprises a component main body, wherein the component main body is in a strip shape, one end of the component main body is provided with a concave fixing interface, the other end of the component main body is provided with a convex fixing interface, the upper surface of the component main body is provided with a plurality of holes with different sizes and different shapes, and a local stress area is arranged at the gap between the fixing interface and the hole. The construction scheme of the utility model is simple, the production member has short period and is easy for mass production, the fixed-length processing can be carried out according to the thickness of different engineering walls and the thickness of the heat-insulating layer, the utility model has universality and individuation difference, not only can meet the requirements of fire prevention, heat preservation, energy conservation and the like of an external wall heat-insulating system, but also has the advantages of firm and durable heat-insulating layer, the same service life as a building and the like.

Description

Fixed wall external thermal insulation pre-buried component

Technical Field

The utility model relates to the technical field of energy conservation of building outer walls, in particular to an embedded component for fixing heat insulation of the outer wall of a building.

Background

At present, a domestic wall heat preservation system is mainly divided into a plurality of blocks, namely an outer heat preservation system, an inner heat preservation system, a sandwich heat preservation system and an outer wall self-heat preservation system; each system has respective advantages and disadvantages, and the patent is only aimed at an external heat preservation system, and the external heat preservation system has the advantages that: 1. protecting a main structure of a building, reducing a thermal bridge effect, improving the humidity condition of a wall, facilitating the preservation at room temperature, and being applicable to the reconstruction of the existing building; the disadvantages of this system are not neglected, such as: 1. the fire-resistant grade of the heat-insulating material reaches the level A fire-proof requirement less, 2, the potential safety hazards of hollowness, cracking and falling off exist, 3, the strength is low, the breakage is easy, the adhesion performance is poor, the later alkali-resistant phenomenon is prominent, 4, the face bricks cannot be adhered, and the like;

in view of the higher and higher requirements of national related specifications on external wall heat insulation, fire prevention, energy conservation, environmental protection and durability, the external wall heat insulation material and construction method are urgently needed to be subjected to material innovation and process innovation, and the patent is based on the research of the advantages and disadvantages of an external heat insulation system, and hopefully a good scheme can be obtained on the process method of the external heat insulation layer to solve the problems that the external heat insulation layer is easy to crack, fall off and the like, so that the aim of improving the external heat insulation system is fulfilled.

Disclosure of Invention

The utility model aims to provide an embedded component for fixing heat insulation outside a wall body so as to solve the problems in the background technology.

The utility model provides a pre-buried component of fixed wall external heat preservation, includes the component main part, the component main part is rectangular form, processes sunken form's fixed interface in the one end of component main part, and the fixed interface of other end processing bulge form is processed in the upper surface of component main part, and a plurality of size is different, the hole of equidimension, different shape sets up local atress region in the clearance department of fixed interface and hole.

The parts are as follows:

preferably, the fixing interface comprises a concave toothed steel bar fixing interface processed at one end of the component main body and a convex toothed steel wire mesh fixing interface processed at the other end of the component main body.

Preferably, the holes comprise a plurality of strip holes, rectangular holes and circular holes distributed on the surface of the component main body, the strip holes are reserved for pouring concrete holes, the areas corresponding to the middle of the embedded wall body part and the wall body of the component main body are reserved, the rectangular holes correspond to the circular holes, and the positions of the joints of the rectangular holes and the circular holes and the layers of the wall body heat preservation system correspond to each other.

Preferably, the local stress area is a heat-insulating bearing area, and the members of the heat-insulating bearing area are relatively complete, so that the bearing force is ensured

Preferably, the member body is a stainless steel member.

Preferably, the whole external wall heat insulation system with the components participates in the technical scheme as follows: the metal components embedded in the wall body pass through the heat preservation layer after being bound with the reinforcing steel bars of the wall body into a whole and are connected with the steel wire meshes arranged on the inner side and the outer side of the heat preservation layer, so that an integrated outer heat preservation wall body system which is supported by the metal components and wrapped by the steel wire meshes is formed.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model has the advantages of simple construction scheme, short production component period, easy mass production and the like, and has higher practicability, economy and reliability for solving the defects of the existing external heat preservation system;

2. the embedded member can be processed to a fixed length according to the thickness of the wall body and the thickness of the heat preservation layer, and the arrangement position can be adjusted according to the width of the heat preservation plate and the width of the steel wire mesh in the market, so that the embedded member has good universality and flexibility;

3. the embedded component is a stainless steel component for fixing the heat-insulating plate and the wall body into a whole, and after the system is formed, the system can not only meet the requirements of fire prevention, heat preservation, energy conservation and the like of an external wall heat-insulating system, but also has the advantages of firm and durable heat-insulating layer, same service life with a building and the like.

Drawings

FIG. 1 is a cross-sectional view of an external insulation system of the present utility model;

FIG. 2 is a plan view of a pre-buried member of the present utility model;

FIG. 3 is an isometric view of an embedded component of the present utility model;

fig. 4 is a perspective view of the embedded component of the present utility model in the interior of a wall.

In the figure: 1. the wall body, 2, pre-buried component, 201, wall body reinforcing bar fixed interface, 202, reserved pouring concrete hole, 203, compound interface, 204, wire net fixed interface, 205, heat preservation bearing district, 3, heat preservation, 4, galvanized wire net, 5, transition layer, 6, finish coat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 2 and 3, an external heat insulation embedded component of a fixed wall body comprises a component main body, wherein the component main body is in a strip shape, a concave toothed fixed interface is processed at one end of the component main body, a convex toothed fixed interface is processed at the other end of the component main body, a plurality of holes with different sizes and different shapes are processed on the upper surface of the component main body, and a local stress area is arranged at a gap between the fixed interface and the hole; the holes comprise a plurality of strip holes, rectangular holes and round holes which are distributed on the surface of the component main body, wherein 2 strip holes are reserved for pouring concrete holes, the holes are preset in the corresponding area between the embedded wall body part of the component main body and the wall body, the rectangular holes correspond to the round holes, and the positions of the junctions of the rectangular holes and the round holes and the wall body heat preservation system are corresponding;

the embedded component 2 specifically comprises a component main body, a steel bar fixing interface 201, a reserved casting concrete hole 202, a composite interface 203, a steel wire mesh fixing interface 204 and a heat preservation bearing area 205, wherein the composite interface 203 comprises a round hole-shaped wall steel bar fixing interface and a rectangular hole-shaped steel wire mesh fixing interface; the round hole-shaped wall steel bar fixing interfaces and the steel bar fixing interfaces 201 in the composite interfaces 203 are bound and fixed with the front side and the rear side of the wall steel bars, concrete is poured in layers, after the wall 1 is molded, the embedded member 2 extending out of the outer surface of the wall is bound and fixed with the galvanized steel wire mesh 4 at the position close to the wall, the rectangular hole-shaped steel wire mesh fixing interfaces in the steel wire mesh fixing interfaces 204 and the composite interfaces 203 are bound and fixed with the steel wire mesh 4 at the inner side and the outer side of the heat preservation layer 3, the stability among the wall 1, the embedded member 2 and the heat preservation layer 3 is improved, and the problem that the heat preservation layer 3 is easy to fall off from the wall 1 is solved; the reserved pouring concrete holes 202 are long strip holes, the reserved pouring concrete holes are preset in the areas corresponding to the embedded wall parts of the embedded members 2 and the middle part of the wall 1, and the members of the heat preservation bearing area 205 are relatively complete, so that bearing capacity is ensured;

two reserved pouring concrete holes 202 in the middle of the embedded member 2 are used for the penetration of concrete when the wall body 1 is poured, so that a cavity is prevented from being left when the wall body 1 is poured; the heat preservation bearing area 205 supports the heat preservation layer 3, the heat preservation bearing area 205 is an integral plane, the contact area with the heat preservation layer 3 is increased, and the heat preservation bearing area 205 supports the heat preservation layer 3 more firmly;

referring to fig. 1 and 4, an external wall insulation system comprising embedded components comprises a wall body 1 and an insulation layer 3 formed by concrete pouring, wherein the embedded components 2 embedded in the wall body 1 pass through the insulation layer 3 after being bound with reinforcing steel bars of the wall body 1 integrally and are connected with steel wire meshes 4 arranged on the inner side and the outer side of the insulation layer 3, and holes and interfaces are formed at the positions where the embedded components 2 are connected with the inner side and the outer side of the insulation layer 3 and the steel wire meshes 4 so as to be fixedly connected, so that an integral external insulation wall system which is supported by the embedded components 2 and wrapped by the steel wire meshes 4 is formed; in fig. 4, a pre-buried component is bound and fixed with the steel bars of the wall 1; b represents binding and fixing the galvanized steel wire mesh and the embedded component;

the embedded component 2 is reliably bound and connected with the cast-in-place concrete wall steel bars, and connecting ports and holes are respectively arranged at different connecting positions, so that effective connection among all layers is ensured.

Referring to fig. 1 and 4, after the integrated external thermal insulation wall system is formed, the external side of the integrated external thermal insulation wall system is layered and smoothed by plastering anti-cracking mortar, an alkali-resistant glass fiber net is pressed in the middle to form a transition layer 5, and external wall paint is sprayed on the external surface of the transition layer 5 to form a finish layer 6;

the transition layer 5 and the finish layer 6 reduce the direct invasion of the external environment to the heat preservation layer 3, the severe change of temperature and the influence of corrosive gas and microorganisms, improve the durability of the heat preservation layer 3, and the texture, color and line type of the finish layer 6 produce different use and decoration effects.

The embedded component 2 is embedded in the concrete wall in the system, is bound with steel wire meshes 4 on two sides of the heat preservation layer 3 into a whole through prefabricated holes and interfaces, and supports and fixedly wraps the heat preservation layer 3, so that the embedded component and the wall body 1 form a whole;

the concrete construction flow is as follows: typesetting design, spring line positioning, binding of wall steel bars and embedded members 2, pouring of a concrete wall, adjustment and fixation of the positions of the embedded members 2, plugging of holes, binding of the embedded members 2 and an outer wall, attaching of a steel wire mesh sheet, clamping and bonding of an insulation layer 3, joint seam and yin and yang angle treatment, binding of the steel wire mesh sheet outside the embedded members 2 and the insulation layer 3, plastering of crack-resistant mortar, pressing of an alkali-resistant glass fiber mesh sheet, and an outer wall facing layer 6;

the concrete construction steps are as follows:

step 1, typesetting design: typesetting is carried out according to a special construction scheme or a typesetting diagram, and for key wire arrangement at positions such as frame columns, door and window openings and the like, the distance between the upper row of embedded members 2 and the lower row of embedded members 2 is positioned according to the purchased width dimension of the heat-insulating plate and the width dimension of the steel wire meshes, and the distance between the upper row of embedded members and the lower row of embedded members is about 1 m, or the distance between the upper row of embedded members and the lower row of embedded members is properly adjusted according to the length of the steel wire meshes, so that materials are saved in later construction and secondary cutting is avoided;

step 2, spring line positioning: rechecking the size and setting an installation control line according to the special construction scheme or typesetting diagram;

step 3, binding wall steel bars and pre-buried members 2: in the process of binding the beam column and the steel bars of the wall body 1, binding the embedded member 2 and the steel bars of the wall body 1 into a whole according to the position of a control line;

step 4, adjusting and fixing the position of the embedded component 2: the displacement components are properly adjusted along with the layered pouring of the concrete wall so as to keep consistent with the control line after the molding is stable;

step 5, plugging holes: plugging and filling the part below the embedded member 2 and the part where the hole appears in the concrete wall body by adopting expansion cement or expansion concrete and the like in time;

step 6, binding the embedded member 2 and the outer wall to be attached to the reinforcing mesh sheet: after the wall body is molded, binding and fixing the embedded member 2 extending out of the outer surface of the wall body and the galvanized steel wire mesh at the position close to the wall body;

step 7, clamping and bonding the heat preservation layer 3: the insulation board meeting the fire-proof grade requirement is clamped on the embedded component 2, and the polymer adhesive is smeared on the back surface while clamping, so that the aim of double connection and fixation with the outer wall surface and the reinforcing mesh is achieved;

step 8, joint and yin and yang angle treatment: the joint part of the heat preservation layer 3 is subjected to polishing and leveling treatment after being filled with small heat preservation plates or polyurethane foam adhesive, and plate edges are pre-adhered and mesh cloth is turned over at the positions of the inner corners and the outer corners of a floating window plate, a cornice, a balcony, an expansion joint and the like;

step 9, binding the steel wire meshes outside the embedded member 2 and the heat preservation layer 3: after the thermal insulation board is stuck and clamped, binding and connecting the residual embedded member 2 which protrudes out of the outer surface of the thermal insulation layer 3 with an outer galvanized steel wire mesh, and if the end part of the embedded member 2 protrudes out of the steel wire mesh too much due to production non-standardization in the unified prefabrication process, cutting and polishing treatment is needed in the construction process so as to achieve the effect that no protruding wall surface part exists after the outside steel wire mesh is bound;

step 10, pressing the plastering anti-cracking mortar into an alkali-resistant glass fiber net: after the integral wall surface is integrally formed, plastering anti-cracking mortar is used for layering and trowelling, and an alkali-resistant glass fiber net is pressed in the middle, so that relevant specification requirements are executed on the thickness;

step 11, an outer wall facing layer: and spraying different types of exterior wall coatings according to the requirements of the vertical face.

The embedded component 2 is additionally arranged in the existing external heat preservation system, so that the stability and the life cycle extension of the external heat preservation system are facilitated, the embedded component can be prefabricated and processed in advance according to the thickness of the external wall body and the thickness of the heat preservation layer, the embedded component can be processed to a fixed extent according to the thickness of the wall body 1 and the thickness of the heat preservation layer 3, the requirements on the processing precision and the construction fineness are relatively high, and the problems that the external heat preservation layer is easy to crack, fall off and the like and which are puzzled in the industry for a long time are solved; when the heat insulation system is arranged, the heat insulation system is uniformly and horizontally arranged according to the number of the heat insulation plates which are not less than 5 per square meter or according to the different material weights of the heat insulation layers 3, the required number is obtained through calculation, the height interval is based on the width of the heat insulation plates and the width of the steel wire meshes, and the heat insulation plates can be properly adjusted to ensure the seamless connection as much as possible, so that the defects that the external heat insulation system is easy to empty, crack, fall off and the like are overcome.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. An external heat retaining pre-buried component of fixed wall, its characterized in that: the novel connecting structure comprises a component main body, wherein the component main body is in a strip shape, a concave fixing interface is processed at one end of the component main body, a convex fixing interface is processed at the other end of the component main body, a plurality of holes with different sizes and different shapes are processed on the upper surface of the component main body, and a local stress area is arranged at the gap between the fixing interface and the holes.

2. The pre-buried component for external insulation of a fixed wall according to claim 1, wherein: the fixing interface comprises a concave toothed steel bar fixing interface processed at one end of the component main body and a convex toothed steel wire mesh fixing interface processed at the other end of the component main body.

3. The pre-buried component for external insulation of a fixed wall according to claim 1, wherein: the holes comprise a plurality of strip holes, rectangular holes and round holes which are distributed on the surface of the component main body.

4. A pre-buried component for external insulation of a fixed wall according to claim 3, wherein: the strip openings are reserved with concrete pouring holes and are preset in the corresponding areas between the embedded wall body parts of the component main body and the wall body.

5. A pre-buried component for external insulation of a fixed wall according to claim 3, wherein: the rectangular hole corresponds to the circular hole.

6. The pre-buried component for external insulation of a fixed wall according to claim 1, wherein: the local stress area is a heat preservation bearing area, and the components of the heat preservation bearing area are relatively complete, so that bearing force is ensured.

7. A pre-buried component for external insulation of a fixed wall according to any of claims 1-6, wherein: the member body is a stainless steel member.

8. The embedded component for fixing the external insulation of the wall body according to claim 7, wherein: after being bound with the wall steel bars into a whole, the stainless steel member embedded in the wall passes through the heat insulation layer and is connected with the steel wire mesh arranged on the inner side and the outer side of the heat insulation layer, so that an integrated outer heat insulation wall system which is supported by the metal member and wrapped by the steel wire mesh is formed.