CN213204570U - Novel heat preservation outer wall integration system - Google Patents

Abstract

The utility model belongs to the field of prefabricated mixed concrete structures, in particular to a novel heat-insulating outer wall integrated system, which comprises a base layer wall body, a heat-insulating plate and a surface layer which are arranged in sequence from inside to outside, and also comprises a connecting piece positioned inside the integrated system; the connecting piece comprises a partition plate and expansion sections arranged at two ends of the partition plate; the number of the partition boards is multiple, the heat insulation boards are divided into multiple parts along the length direction of the heat insulation external wall integrated system, and the expansion sections are located outside the heat insulation boards and inside the base wall or the surface layer; the expansion section is arranged to be a semicircular shape concave towards the direction of the heat-insulation plate; the utility model provides a simple structure, be convenient for transportation and manufacturing, heat preservation outer wall integration system that the security performance is high.

Description

Novel heat preservation outer wall integration system

Technical Field

The utility model belongs to prefabricated built-in concrete structure field especially relates to a novel heat preservation outer wall integration system.

Background

Along with the development requirements of national energy-saving policies, the domestic building outer wall heat-insulation system is rapidly developed, and the key points of energy conservation and emission reduction of the current building industry in China are the existing building outer wall energy-saving reconstruction. A method for modifying a building which is not subjected to external wall heat insulation in the past is to directly paste a heat insulation board on the outer side of a wall body or spray heat insulation paint, and meanwhile, in order to improve the fireproof performance of the external wall of the building, a rock wool thin-plastering heat insulation system is mostly adopted for external heat insulation of the existing external wall of the building. But engineering practice shows that: the heat insulation board or the coating heat insulation system has poor weather resistance, the surface layer can crack after being used for about 10 years, and the heat insulation wall surface is easy to fall off in windy climatic environment or when the wind power is too large, so that great potential safety hazards exist.

The composite heat-insulation wallboard integrates weighing, heat insulation, enclosure, fire prevention, corrosion prevention and the like, is more and more widely applied to the field of fabricated buildings, mostly adopts a sandwich structure, and is formed into a prefabricated whole by connecting an inner wallboard, a heat-insulation board and an outer wallboard through connecting pieces.

The application number 2018113583938 of the Chinese invention patent discloses a rock wool outer wall heat preservation and structure integration system, which comprises a base layer wall body, a heat preservation plate and a surface layer, wherein the inner side of the heat preservation plate is arranged on the outer side of the base layer wall body, the outer side of the heat preservation plate is provided with the surface layer, and a plurality of anchoring ribs are transversely arranged among the base layer wall body, the heat preservation plate and the surface layer at intervals; the distance between the adjacent anchoring ribs is less than or equal to 500 mm; the anchoring ribs are used for firmly connecting the external wall heat-insulation structure and the base wall, so that the integration of the external wall heat-insulation and the structure is ensured; the base wall comprises a concrete wall, a solid clay brick wall and an aerated concrete wall. The invention ensures that the heat insulation board and the base wall are not easy to fall off, and ensures that the external heat insulation of the external wall and the wall structure are integrated and have the same service life. The anchoring ribs comprise chemical anchoring ribs and pre-embedded anchoring ribs; the chemical anchoring ribs comprise a first chemical anchoring rib and a second chemical anchoring rib; the embedded anchoring ribs comprise embedded nut anchoring ribs and embedded steel bar anchoring ribs; the first chemical anchoring rib comprises a fixing part and a connecting part, the fixing part is fixedly connected with the connecting part, and the fixing part is arranged in the concrete wall body and is set as an anchor bolt; the connecting part is arranged between the heat preservation plate and the surface layer and is provided with a reinforcing steel bar; the second chemical anchoring rib is made of deformed steel.

The above patent technology has the following defects: (1) its anchor muscle that is used for connecting basic unit's wall body and heated board and surface course adopts steel, the iron material matter, coefficient of heat conductivity is big, anchor muscle interval sets up, and its length is 70mm respectively, heated board thickness adds 30mm, aerated concrete wall body and heated board thickness sum 50mm etc. it is many that visible anchor muscle is in quantity, and run through inlayer wall body and surface course, when the fixity that provides of anchor muscle, give off the outside with the continuous conduction of heat in the wall body, make the thermal insulation performance of wall body reduce about 20%. (2) The horizontal interval of anchor muscle sets up inside vertical parallel arrangement's basic unit's wall body, heated board and surface course, and it is visible that the anchor muscle can prevent that heated board and surface course from breaking away from the basic unit wall body on horizontal, but heated board and surface course have vertical wholeness, and under long-term gravity atress, it can take place vertical ascending skew, has great potential safety hazard.

The Chinese patent application with the patent number of 201910568075.2 discloses and provides a sandwich heat-preservation superposed shear wall and a production method thereof, wherein the sandwich heat-preservation superposed shear wall comprises a superposed shear wall, the superposed shear wall at least comprises inner shell concrete, outer shell concrete and a combining piece, wherein the inner shell concrete and the outer shell concrete are oppositely arranged at a certain distance to form a cavity, and the combining piece is respectively fixedly connected with the inner shell concrete and the outer shell concrete; the functional board is used for preventing external factors from influencing a wall body and/or a living environment, and is arranged on the outer side of the concrete of the inner shell; the mortar layer is arranged on the outer side of the function board and used for protecting the function board; and the connector is used for integrally connecting the superposed shear wall, the functional plate and the mortar layer. The sandwich heat-insulation superposed shear wall provided by the disclosure has the advantages of light weight, reduction in the length and rigidity of the connector, reduction in the cost, reduction in the construction procedures, and reduction in the production cost and the construction cost. However, the technology adopts a hollow structure to greatly reduce the strength of the wall body besides the defects of the prior patent technology.

In order to overcome the defects, the Chinese patent application with the patent number of 201810823760.0 discloses a self-heat-preservation dense-rib sandwich concrete superimposed shear wallboard which is an integral prefabricated member and comprises a vertical plate and a plurality of prefabricated ribs arranged on one side of the vertical plate, wherein the prefabricated ribs are provided with through grooves communicated with rear runners, and the prefabricated ribs divide the area on one side of the vertical plate into the rear runners. When the wall is used, a plurality of wall boards are erected in sequence, then the templates are erected, concrete is poured downwards into a gap between the templates and the vertical plates, the poured concrete is connected into a whole through the back pouring gate and the through grooves, the wall boards are arranged in rows in parallel, and the wall whole body has the advantages of being integrated in a heat insulation structure and good in integrity. The vertical plates are solid concrete plates, the prefabricated ribs are heat-insulating concrete, when the wall is used, a plurality of wall plates are sequentially erected, then the templates are erected, concrete is poured downwards from gaps between the templates and the vertical plates, and the poured concrete connects the wall plates which are arranged in rows in parallel into a whole through the back pouring gates and the through grooves to form the whole wall. The technology improves the surface layer in the traditional technology into a layer of vertical plate arranged on the outer side of the wall body, divides the heat-insulating layer and fixes the vertical plate and the heat-insulating block through post-cast concrete.

However, the technology of the patent has the defects that: the vertical plate and the prefabricated rib are of an integrally formed structure, the prefabricated rib and the vertical plate are made of different materials, and meanwhile, complex structures such as a back pouring channel, a through groove and the like are arranged, so that the manufacturing difficulty is greatly increased, and the requirement on the manufacturing process is high; the back pouring gate and the through groove are positioned between the heat preservation block and the prefabricated rib to play a role in fixing, but the heat preservation block and the vertical plate are different in material, weak in binding force and poor in connection strength, and are easy to separate to generate gaps so as to weaken the heat preservation effect of the wall body; the insulation block and the vertical plate are separated to weaken the overall strength of the wall, and the insulation block can longitudinally shift under the long-term gravity stress, so that great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model aims to provide a simple structure, be convenient for transportation and manufacturing, security performance height, the effectual novel heat preservation outer wall integration system that keeps warm.

In order to achieve the above object, the utility model adopts the following technical scheme: a heat-insulation external wall integrated system comprises a base layer wall, a heat-insulation plate and a surface layer which are sequentially arranged from inside to outside, and further comprises a connecting piece positioned in the integrated system; the connecting piece comprises a partition plate and expansion sections arranged at two ends of the partition plate; the number of the partition boards is multiple, the heat insulation boards are divided into multiple parts along the length direction of the heat insulation external wall integrated system, and the expansion sections are located outside the heat insulation boards and inside the base wall or the surface layer; the extension section is arranged to be a semicircular shape concave towards the direction of the heat insulation plate.

Preferably, the partition panel is a straight panel and penetrates through the heat-insulation board along the height direction of the heat-insulation external wall integrated system.

Optimally, the partition board can be perpendicular to the length direction of the heat-insulation outer wall integrated system or arranged at a certain angle.

Optimally, the partition panel passes through the circle centers of the expansion sections at the two ends, and the expansion sections at the two ends are symmetrically arranged relative to the heat-preservation outer wall integrated system at the two ends of the partition panel.

Optimally, a plurality of hollow holes are arranged in the area of the partition board positioned in the heat insulation board; arranging reinforcing steel bars in the base wall; and a steel wire mesh is arranged in the surface layer, the steel wire mesh is electroplated steel wires with the diameter of not less than 3mm, and the interval between every two adjacent steel wires is 30-50 mm.

Optimally, the connecting piece is made of glass fiber reinforced plastic; the thickness of the glass fiber reinforced plastic material is 0.05-0.2m, the length of the partition plate is 0.5-1.5m, and the length of the expansion section is 0.4-0.8 m.

Optimally, the distance between the two partition boards is 0.5-1.5m, the length of the heat-insulating external wall integrated system is 2-4m, the thickness of the heat-insulating plate is 0.5-1m, the thickness of the surface layer is 0.5-1m, and the thickness of the base wall body is 0.5-1 m.

The utility model discloses heat preservation outer wall integration system from the top down vertical height is its direction of height promptly, also is the direction of height of connecting piece, basic unit's wall body, heated board and surface course.

When the integrated system is vertically placed from top to bottom, the direction of the long edge of the base wall body, namely the length direction of the integrated system, is on the plane of the top view of the integrated system, and the direction is also the length direction of the insulation board and the surface layer and the thickness direction of the partition board; the direction perpendicular to the above direction is the longitudinal direction of the partition plate, the thickness direction of the heat insulating plate, and the thickness direction of the surface layer.

The glass fiber Reinforced plastic is known as Fiber Reinforced Plastic (FRP), i.e., fiber Reinforced composite plastic. The fiber is classified into glass fiber reinforced composite plastic (GFRP), carbon fiber reinforced composite plastic (CFRP), boron fiber reinforced composite plastic, and the like according to the difference of the adopted fiber. It is a composite material using glass fibre and its products (glass cloth, band, felt and yarn, etc.) as reinforcing material and synthetic resin as base material. The fiber reinforced composite material is composed of reinforcing fibers and a matrix.

When the utility model is manufactured, the outer template of the base layer wall body, the heat preservation plates and the outer template of the surface layer are erected in sequence, a plurality of heat preservation plates are spaced by the connecting pieces, and the expansion sections are respectively positioned inside the outer template of the base layer wall body and the outer template of the surface layer; and pouring concrete between the outer template of the base wall and the insulation board and between the insulation board and the outer template of the panel to form the base wall and the surface layer in a cast-in-place manner.

The beneficial effects of the utility model reside in that:

1. the utility model has the advantages that the connecting pieces are arranged to transversely cut the heat-insulating plate into a plurality of parts, so that the longitudinal integrity of the heat-insulating plate is broken, and the safety of the heat-insulating plate is improved; the base wall and the surface layer are both made of concrete and are firmly fixed into a whole, and meanwhile, the connecting piece penetrates through the base wall, the surface layer and the heat-insulation plate, so that the heat-insulation plate is fixedly connected with the base wall and the surface layer and is fixed in the heat-insulation external wall integrated system; the utility model discloses still have simple structure, be convenient for the advantage of transportation and manufacturing. The utility model discloses set up the extension section into to the concave semicircle type of heated board orientation, because in the figure that the girth is the same, the area of circle is the biggest, can deduce and adopt the same material volume, set up the extension section into the semicircle type after, can form the biggest area region between extension section and heated board to the at utmost with the heated board together fixed with basic unit's wall body, surface course.

2. The utility model discloses a connecting piece of glass steel material, its coefficient of heat conductivity is only 0.40 w/(m.k), compares with the anchor muscle coefficient of heat conductivity of the steel material that adopts among the prior art up to 40-60 w/(m.k), greatly reduced calorific loss, improved the heat preservation effect of system.

3. The utility model discloses a connecting piece of glass steel material, its intensity is up to more than 7000 megapascals, compares with the hollow layer of adoption, has improved the intensity of system greatly.

4. The partition panel prolongs the direction of height link up heated board of heat preservation outer wall integration system, and partition panel and heated board highly uniform promptly are convenient for the integration system and make the installation. The connecting piece evenly the symmetry sets up outstanding extension section in heated board both sides to for realizing this setting, still need the outside even symmetry of heated board set up one section outstanding partition panel, be convenient for realize that the connection of heated board, surface course, basic unit's wall body is fixed.

5. Set up a plurality of hollow holes in partition panel is located the inside region of heated board, can be used for filling the heat preservation, increased the quantity of heat preservation, reduced the quantity of partition panel, reduced the weight of integration system, improved its thermal insulation performance. Arranging reinforcing steel bars in the base wall; the steel wire mesh is arranged in the surface layer, the steel wire mesh is made of electroplated steel wires with the diameter of not less than 3mm, and the interval between every two adjacent steel wires is 30-50mm, so that the strength of the integrated system is improved, and the safety performance and the service performance of the integrated system are improved.

6. Through practice, the utility model discloses a set up the radius of scientific glass steel material thickness, partition panel length, extension section, the thickness isoparametric of basic unit's wall body, heat preservation outer wall integration system long service life, factor of safety is high, and it is effectual to keep warm.

Drawings

FIG. 1 is a schematic view of the heat-insulating exterior wall integrated system provided by the present invention;

FIG. 2 is a schematic view of the heat-insulating exterior wall integrated system according to the present invention;

fig. 3 is a perspective view of the connector provided by the present invention;

1. a base layer wall body; 2. a thermal insulation board; 3. a surface layer; 4. a connecting member; 5. a partition panel; 6. and expanding the section.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and embodiments.

A heat-insulation external wall integrated system comprises a base layer wall, a heat-insulation plate and a surface layer which are sequentially arranged from inside to outside, and further comprises a connecting piece positioned in the integrated system; the connecting piece comprises a partition plate and expansion sections arranged at two ends of the partition plate; the number of the partition boards is multiple, the heat insulation boards are divided into multiple parts along the length direction of the heat insulation external wall integrated system, and the expansion sections are located outside the heat insulation boards and inside the base wall or the surface layer; the extension section is arranged to be a semicircular shape concave towards the direction of the heat insulation plate.

The partition board is a straight board and penetrates through the heat-insulation board along the height direction of the heat-insulation external wall integrated system.

Wherein, the partition panel can be perpendicular or keep certain angle setting with the length direction of heat preservation outer wall integration system.

The partition plate passes through the circle centers of the expansion sections at the two ends, and the expansion sections at the two ends are symmetrically arranged relative to the heat-preservation outer wall integrated system at the two ends of the partition plate.

The partition board is provided with a plurality of hollow holes in the area located inside the heat insulation board; arranging reinforcing steel bars in the base wall; and a steel wire mesh is arranged in the surface layer, the steel wire mesh is electroplated steel wires with the diameter of not less than 3mm, and the interval between every two adjacent steel wires is 30-50 mm.

Wherein, the connecting piece is made of glass fiber reinforced plastic; the thickness of the glass fiber reinforced plastic material is 0.05-0.2m, the length of the partition plate is 0.5-1.5m, and the length of the expansion section is 0.4-0.8 m.

Wherein, the distance between the two partition boards is 0.5-1.5m, the length of the heat-insulating external wall integrated system is 2-4m, the thickness of the heat-insulating board is 0.5-1m, the thickness of the surface layer is 0.5-1m, and the thickness of the base wall body is 0.5-1 m.

Claims (7)

1. The utility model provides a heat preservation outer wall integration system which characterized in that: the integrated system comprises a base layer wall, an insulation board and a surface layer which are sequentially arranged from inside to outside, and also comprises a connecting piece positioned in the integrated system; the connecting piece comprises a partition plate and expansion sections arranged at two ends of the partition plate; the number of the partition boards is multiple, the heat insulation boards are divided into multiple parts along the length direction of the heat insulation external wall integrated system, and the expansion sections are located outside the heat insulation boards and inside the base wall or the surface layer; the extension section is arranged to be a semicircular shape concave towards the direction of the heat insulation plate.

2. The insulated exterior wall integrated system according to claim 1, wherein: the partition board is a straight board type and penetrates through the heat-insulation board along the height direction of the heat-insulation external wall integrated system.

3. A thermal insulating exterior wall integration system according to claim 2, wherein: the partition board can be perpendicular to the length direction of the heat-insulation outer wall integrated system or arranged at a certain angle.

4. The insulated exterior wall integrated system according to claim 3, wherein: the partition panel passes through the centre of a circle of both ends extension section, and the both ends extension section is at the relative heat preservation outer wall integration system symmetry setting in partition panel both ends.

5. The insulated exterior wall integrated system according to claim 4, wherein: a plurality of hollow holes are formed in the area, located inside the heat insulation board, of the partition board; arranging reinforcing steel bars in the base wall; and a steel wire mesh is arranged in the surface layer, the steel wire mesh is electroplated steel wires with the diameter of not less than 3mm, and the interval between every two adjacent steel wires is 30-50 mm.

6. The insulated exterior wall integrated system according to claim 5, wherein: the connecting piece is made of glass fiber reinforced plastic; the thickness of the glass fiber reinforced plastic material is 0.05-0.2m, the length of the partition plate is 0.5-1.5m, and the length of the expansion section is 0.4-0.8 m.

7. The insulated exterior wall integrated system according to claim 6, wherein: the distance between the two partition boards is 0.5-1.5m, the length of the heat-insulating external wall integrated system is 2-4m, the thickness of the heat-insulating plate is 0.5-1m, the thickness of the surface layer is 0.5-1m, and the thickness of the base wall body is 0.5-1 m.

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