CN107642196B - Heat-insulation external wall panel - Google Patents
Heat-insulation external wall panel Download PDFInfo
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- CN107642196B CN107642196B CN201710871138.2A CN201710871138A CN107642196B CN 107642196 B CN107642196 B CN 107642196B CN 201710871138 A CN201710871138 A CN 201710871138A CN 107642196 B CN107642196 B CN 107642196B
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Abstract
The invention relates to a nano external wall panel coating and a heat-insulating external wall panel, which comprise a heat-insulating plate, wherein a plurality of ventilation holes penetrating through the thickness of the heat-insulating plate are arranged on the heat-insulating plate at intervals, the aperture of one end, facing outdoors, of each ventilation hole is larger, and the aperture of one end, facing indoors, of each ventilation hole is larger. When the hot air flow suddenly encounters the air flow channel and becomes narrow, the temperature can drop due to the sudden increase of the air pressure; when the side walls of the room are all the heat insulation plates, when external hot air is supplemented into the room from the vent holes, the air temperature is reduced after the hot air is compressed because the aperture of one end of each vent hole is larger and the aperture of the other end of each vent hole is smaller when the hot air passes through; secondly, when the external humid air passes through the vent hole, in the process of air compression, moisture in the air can be partially separated out and attached to the inner wall of the vent hole, so that the humidity of the air supplemented into the room from the vent hole is reduced, the temperature is reduced, and the effect of energy conservation is achieved.
Description
Technical Field
The invention relates to a wallboard for a building, in particular to a heat-insulating external wallboard.
Background
As is well known, China is a country with a large population and short supply of energy and land, the utilization rate of energy is not high, the energy consumption of buildings in China accounts for 30% of the total energy consumption in China, and the potential of building energy conservation is great. The sustainable development strategy is a common main body of countries in the world at present, and the united nations about the 21 st century agenda is an action compendium for realizing sustainable development in the global scope, and the compendium aims to encourage the countries to reasonably utilize resources, save resources, reduce waste discharge, realize clean production and protect ecological environment while promoting economic growth and social development, so that the development of the human society is kept within the bearing capacity of the earth.
At present, the design of the wall panel is mainly considered from two aspects, China is realizing the standard of building energy saving of 65%, and the heat loss of the part of roof, outer wall, ground, window and the like which exchanges heat with the outside and the outer wall is the largest, so if the requirement of the energy saving standard is reached, the improvement of the thermal performance of the outer wall is the important of energy saving reform.
For example, the external wall panel disclosed in chinese patent application publication No. CN103362268A has good structural strength and thermal insulation, so as to achieve the excellent effects of energy saving and environmental protection. The energy conservation and environmental protection of the external wall panel mainly come from the heat preservation of the wall panel in summer and winter and the ventilation effect of the wall panel in spring and autumn; in summer and winter, due to extremely high or extremely low outside weather temperature, a resident in a room usually turns on an air conditioner to adjust the indoor temperature, and the room needs to have good heat insulation performance; in spring and autumn, the outdoor temperature is more appropriate, and only good ventilation between the indoor and the outdoor needs to be kept.
Disclosure of Invention
The invention aims to provide a heat-insulating external wall panel which can well adjust the indoor temperature.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a heat preservation side fascia, includes the heated board, the interval is provided with the ventilation hole that its thickness was run through to a plurality of on the heated board, the ventilation hole is great towards outdoor one end aperture, the ventilation hole is less towards indoor one end aperture.
By adopting the technical scheme, when the hot air flow suddenly encounters an air flow channel to be narrowed, the temperature can be reduced due to the sudden increase of the air pressure; when the external temperature is high, particularly in plum rain season in the south of China, although the external air is humid and hot, the environmental temperature is not high, so that the indoor temperature is not high but extremely hot, even if a window is opened for ventilation, the air supplemented into the indoor from the outside is also humid and hot, and the indoor air environment is not substantially improved; when the side walls of the room are all the heat insulation plates, when external hot air is supplemented into the room from the vent holes, the air temperature is reduced after the hot air is compressed because the aperture of one end of each vent hole is larger and the aperture of the other end of each vent hole is smaller when the hot air passes through; secondly, when the external humid air passes through the vent hole, in the process of air compression, moisture in the air can be partially separated out and attached to the inner wall of the vent hole, so that the humidity of the air supplemented into the room from the vent hole is reduced, the temperature is reduced, and the effect of energy conservation is achieved.
Preferably, the insulation board further comprises an inner layer board and an outer layer board, a first cavity is formed between the inner layer board and the outer layer board, the insulation board is arranged in the first cavity in a non-filling mode, first gaps are reserved between the insulation board and the inner layer board and between the insulation board and the outer layer board, and the surface of the insulation board is coated with a nano coating; the inner layer plate and the outer layer plate are provided with a plurality of micropores.
By adopting the technical scheme, the insulation board is arranged between the inner layer board and the outer layer board, and the inner layer board and the outer layer board can play a certain role in protecting the insulation board; because all be provided with a plurality of micropores on inner plating and the outer plywood, be provided with a plurality of ventilation holes on the heated board equally, so the overall structure that inner plating, heated board and outer plywood formed has good permeability, and the air passes on the outer plywood micropore and gets into to the first gap between heated board and the outer plywood, later the air from setting up in the first gap between ventilation hole entering to inner plating and the heated board on the heated board, later again from setting up entering to indoor on the micropore on the inner plating.
Preferably, a first reel and a second reel are rotatably arranged in the first gap, a plastic film with the other end wound on the second reel is wound on the first reel, a first through hole matched with the vent hole is formed in the plastic film, and an adjusting device used for adjusting the angles of the first reel and the second reel is arranged between the first reel and the second reel.
By adopting the technical scheme, two ends of the plastic film are respectively fixed on the circumferential side walls of the first reel and the second reel, the first reel and the second reel are rotatably connected in the first gap, and the first reel and the second reel can be slightly rotated through the adjusting device; when the first scroll and the second scroll are in an initial state, the first through hole in the plastic film corresponds to the vent hole in the insulation board, and at the moment, outside air can smoothly pass through the vent hole in the insulation board and the first through hole in the plastic film and enter a room; when the heated board need not be utilized for adjustment, through adjusting device, the position of adjustment plastic film makes first through-hole and ventilation hole setting of staggering, and the unable entering of external air is indoor.
Preferably, the adjusting device comprises a rotary disc and a first through groove, wherein the rotary disc is sleeved on the first reel and can rotate along with the first reel, and the first through groove is formed in the inner layer plate.
Through adopting above-mentioned technical scheme, the carousel cover is established on first spool and can be linked with first spool, rotates the carousel, and first spool takes place to rotate under the drive of carousel to adjust the position relation between the ventilation hole on first through-hole on the plastic film and the heated board.
The technical purpose of the invention is realized by the following technical scheme: the nano coating comprises a priming layer, a base layer and a coating layer,
the following components by weight:
the base layer comprises
60-100 parts of titanium dioxide
30-45 parts of barium sulfate
30-40 parts of diluent
Propolis 5-10 parts
1-3 parts of yeast
The base layer comprises
5-10 parts of adhesive
20-30 parts of film-forming auxiliary agent
6-12 parts of perlite
4-6 parts of surfactant
30-50 parts of diluent
The coating comprises
20-25 parts of beaten egg white liquid
3-5 parts of polymer fiber
The diluent is water.
By adopting the technical scheme, the prepared base coat layer is uniformly coated on the insulation board, the base coat layer is used for leveling the surface of the insulation board, the base layer is coated on the base coat layer after the base coat layer formed by coating is dried, the base coat layer has a good insulation effect, and finally the coating layer is coated on the base layer, so that the base layer is well protected; the base layer contains a certain amount of propolis and saccharomycetes, the saccharomycetes has a good decomposition effect on sugar, the components of the propolis are complex and consist of multiple components, the saccharomycetes can decompose certain components, so that a porous form is formed on the surface of the base layer, the adhesive force of the base layer on the base layer can be increased by the form, the base layer coated on the base layer is prevented from falling off, perlite in the base layer is a microporous material, the air permeability of a wall body can be increased, and then micropores on the surface of the perlite have a good adsorption effect on sound, so that the sound insulation performance of a house is improved.
Preferably, the film forming aid comprises calcium oxide and acrylate.
By adopting the technical scheme, calcium oxide can react to form calcium hydroxide after meeting water, the calcium hydroxide becomes alkaline and has lethal effect on yeast, and the yeast is prevented from continuously decomposing propolis; secondly, the calcium hydroxide reacts with carbon dioxide in the air to form calcium carbonate to cover the wall, and the acrylate is helpful for film formation.
Preferably, the adhesive is an aqueous acrylic acid solution.
By adopting the technical scheme, the aqueous acrylic acid solution has better adhesiveness and is a better aqueous solution, and the peculiar smell is less in the using process.
Preferably, the coating is sprayed with a nano-silver solution.
By adopting the technical scheme, the nano silver has a better sterilization effect, and can play a role in sterilizing and purifying air when being coated on the coating.
In conclusion, the invention has the following beneficial effects:
1. when the hot air flow suddenly encounters the air flow channel and becomes narrow, the temperature can drop due to the sudden increase of the air pressure; when the side walls of the room are all the heat insulation plates, when external hot air is supplemented into the room from the vent holes, the air temperature is reduced after the hot air is compressed because the aperture of one end of each vent hole is larger and the aperture of the other end of each vent hole is smaller when the hot air passes through; secondly, when the external humid air passes through the vent hole, in the process of air compression, moisture in the air can be partially separated out and attached to the inner wall of the vent hole, so that the humidity of the air supplemented into the room from the vent hole is reduced, the temperature is reduced, and the effect of energy saving is achieved;
2. fixing two ends of a plastic film on the circumferential side walls of the first reel and the second reel respectively, wherein the plastic film, the first reel, the second reel and the like are arranged in the first gap; when the first scroll and the second scroll are in an initial state, the first through hole in the plastic film corresponds to the vent hole in the insulation board, and at the moment, outside air can smoothly pass through the vent hole in the insulation board and the first through hole in the plastic film and enter a room; when the insulation board is not needed to be used for adjustment, the position of the plastic film is adjusted through the adjusting device, so that the first through hole and the vent hole are arranged in a staggered mode, and outside air cannot enter a room;
3. the prepared base coat is uniformly coated on the heat-insulation board, the base coat is used for leveling the surface of the heat-insulation board, the base coat is coated on the base coat after the coated and formed base coat is dried, the base coat has a good heat-insulation effect, and finally the coating is coated on the base coat to play a good protection role on the base coat;
4. the base layer contains a certain amount of propolis and saccharomycetes, the saccharomycetes has a good decomposition effect on sugar, the components of the propolis are complex and consist of multiple components, the saccharomycetes can decompose certain components, so that a porous form is formed on the surface of the base layer, the adhesive force of the base layer on the base layer can be increased by the form, the base layer coated on the base layer is prevented from falling off, perlite in the base layer is a microporous material, the air permeability of a wall body can be increased, and then micropores on the surface of the perlite have a good adsorption effect on sound, so that the sound insulation performance of a house is improved.
Drawings
FIG. 1 is an exploded view of the structure of example 1;
FIG. 2 is a sectional view of a part of the structure in embodiment 1;
FIG. 3 is a sectional view of a part of the structure in embodiment 1.
In the figure, 1, an inner plate; 11. a first cavity; 12. a thermal insulation board; 121. a first slit; 122. a first reel; 123. a second reel; 124. a plastic film; 125. a first through hole; 13. a vent hole; 131. a turntable; 132. a first through groove; 2. an outer plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Example 1:
an insulating external wall panel comprises an inner layer plate 1 and an outer layer plate 2, wherein a first cavity 11 is formed between the inner layer plate 1 and the outer layer plate 2 in a hollow mode, and an insulating plate 12 is arranged in the first cavity 11; inner plating 1 and outer plywood 2 all can be formed by concrete placement, also can adopt the shear force wallboard, wherein inner plating 1 sets up towards indoor, outer plywood 2 sets up towards outdoor, so when utilizing concrete placement to become outer plywood 2, can place the reinforcing bar in inside and be used for strengthening its structure, can have the zinc oxide film in the outside coating of outer plywood 2 after the pouring finishes, the zinc oxide film can play the physical protective action to the wallboard, the ultraviolet reflection that will shine on the wallboard goes out.
As shown in fig. 1 and 2, the insulation board 12 is disposed in the first cavity 11, and a first gap 121 is left between the insulation board and each of the inner board 1 and the outer board 2; the insulation board 12 may also be cast of concrete or may be a shear wall board.
As shown in fig. 1 and 2, the inner plate 1 and the outer plate 2 are both provided with a plurality of micropores penetrating through the thickness thereof, and the diameter length of the micropores is about 0.3-0.8 cm; wherein the number of the micro holes provided on the outer sheet 2 is about 1.5 times the number of the micro holes provided on the inner sheet 1. As shown in fig. 3, a plurality of vent holes 13 penetrating through the thickness of the insulation board 12 are formed in an array mode, the diameter of one end, facing the outer layer board 2, of each vent hole 13 is large, the diameter of one end, facing the inner layer board 1, of each vent hole 13 is small, when air passes through the micropores in the outer layer board 2 and enters the indoor space along the vent holes 13, the temperature of the air is obviously reduced after the air is compressed, and in the weather with high temperature, the indoor ventilation performance is guaranteed and the indoor cooling performance is kept through the structure.
As shown in fig. 1 and 2, a plastic film 124, a first reel 122 and a second reel 123 are disposed in a first gap 121 formed between the insulation board 12 and the inner layer board 1, and a first through hole 125 is disposed at a position of the plastic film 124 corresponding to the vent hole 13.
As shown in fig. 1 and 2, a first reel 122 and a second reel 123 are respectively disposed at two ends of the first gap 121 and are rotatably connected to the wall plate, and two ends of a plastic film 124 are respectively fixed to a circumferential side wall of the first reel 122 and a circumferential side wall of the second reel 123; the first reel 122 and the second reel 123 are provided with angle adjusting devices for adjusting the rotating angles of the first reel 122 and the second reel 123, each angle adjusting device comprises a rotary disc 131 sleeved on the first reel 122, the rotary discs 131 can rotate together with the first reel 122, and a first through groove 132 is formed in the position of the inner plate 1 corresponding to the rotary discs 131; the second reel 123 is also provided with a turntable 131 and a first through slot. The rotating plate 131 can be rotated from the first through slot 132 to adjust the placement positions of the first reel 122 and the second reel 123, so that the first through hole 125 of the plastic film 124 is offset from the vent hole 13.
As shown in fig. 1, the insulation board 12 is coated with a nano coating, and the nano coating is formed by uniformly coating a nano exterior wall coating.
Example 2:
the nano exterior wall coating mainly comprises a coating layer, a base layer and a priming coat from outside to inside; coating the priming layer on the heat insulation board 12, priming the heat insulation board 12, after the priming layer is dried, coating the base layer on the priming layer, drying the base layer after coating to obtain the heat insulation board with good sound absorption and heat insulation performance, and coating the coating layer on the priming layer to protect the priming layer; finally, the surface of the coating is evenly sprayed with nano-silver solution, and the nano-silver solution has good sterilization and air purification effects.
Taking a clean container, adding 60 parts of titanium dioxide, 30 parts of barium sulfate, 5 parts of propolis and 1 part of yeast, and then adding 30 parts of diluent, wherein the diluent can be water; the five materials are uniformly mixed, and then uniformly coated on the heat insulation board 12 to form a bottom layer after drying.
Taking a clean container, and adding 5 parts of adhesive, 20 parts of film forming additive, 6 parts of perlite, 4 parts of surfactant and 30 parts of diluent into the clean container; in this embodiment, the adhesive is an aqueous acrylic acid solution, the film-forming assistant comprises acrylate and calcium oxide, the ratio of the acrylate to the calcium oxide is 3:1, and the surfactant is sodium dodecyl sulfate (common substances capable of changing surface activity, such as sodium dodecyl sulfate); the base layer is formed by uniformly mixing the above substances, coating the mixture on a priming layer and drying the mixture.
Taking a clean container, adding 20 parts of egg white solution without egg yolk, beating until the surface has foam, then adding 3 parts of fiber (in this embodiment, phenolic fiber or polymer fiber can be adopted, such as one or more of agave, polyethylene fiber, polylactic acid fiber or polycaprolactone fiber), and uniformly coating the fiber on a bottom layer to form a coating layer.
Before the coating is not completely dried, the nano silver ion solution is sprayed on the coating and dried together with the coating.
Example 3:
the nano exterior wall coating mainly comprises a coating layer, a base layer and a priming coat from outside to inside; coating the priming layer on the heat insulation board 12, priming the heat insulation board 12, after the priming layer is dried, coating the base layer on the priming layer, drying the base layer after coating to obtain the heat insulation board with good sound absorption and heat insulation performance, and coating the coating layer on the priming layer to protect the priming layer; finally, the surface of the coating is evenly sprayed with nano-silver solution, and the nano-silver solution has good sterilization and air purification effects.
Taking a clean container, adding 100 parts of titanium dioxide, 45 parts of barium sulfate, 10 parts of propolis and 3 parts of yeast, and then adding 40 parts of diluent, wherein the diluent can be water; the five materials are uniformly mixed, and then uniformly coated on the heat insulation board 12 to form a bottom layer after drying.
Taking a clean container, and adding 10 parts of adhesive, 30 parts of film forming auxiliary agent, 12 parts of perlite, 6 parts of surfactant and 50 parts of diluent into the clean container; in this embodiment, the adhesive is an aqueous acrylic acid solution, and the surfactant is sodium dodecyl sulfate (common substances capable of changing surface activity, such as sodium dodecyl sulfate); the base layer is formed by uniformly mixing the above substances, coating the mixture on a priming layer and drying the mixture.
Taking a clean container, adding 25 parts of egg white solution without egg yolk, beating until the surface has foam, then adding 5 parts of fiber (in this embodiment, phenolic fiber or polymer fiber can be adopted, such as one or more of agave, polyethylene fiber, polylactic acid fiber or polycaprolactone fiber), and uniformly coating the fiber on a bottom layer to form a coating.
Before the coating is not completely dried, the nano silver ion solution is sprayed on the coating and dried together with the coating.
Example 4:
the nano exterior wall coating mainly comprises a coating layer, a base layer and a priming coat from outside to inside; coating the priming layer on the heat insulation board 12, priming the heat insulation board 12, after the priming layer is dried, coating the base layer on the priming layer, drying the base layer after coating to obtain the heat insulation board with good sound absorption and heat insulation performance, and coating the coating layer on the priming layer to protect the priming layer; finally, the surface of the coating is evenly sprayed with nano-silver solution, and the nano-silver solution has good sterilization and air purification effects.
Taking a clean container, adding 80 parts of titanium dioxide, 38 parts of barium sulfate, 7 parts of propolis and 2 parts of yeast, and then adding 35 parts of diluent, wherein the diluent can be water; the five materials are uniformly mixed, and then uniformly coated on the heat insulation board 12 to form a bottom layer after drying.
Taking a clean container, and adding 7 parts of adhesive, 25 parts of film forming additive, 9 parts of perlite, 5 parts of surfactant and 40 parts of diluent into the clean container; in this embodiment, the adhesive is an aqueous acrylic acid solution, and the surfactant is sodium dodecyl sulfate (common substances capable of changing surface activity, such as sodium dodecyl sulfate); the base layer is formed by uniformly mixing the above substances, coating the mixture on a priming layer and drying the mixture.
Taking a clean container, adding 23 parts of egg white solution without egg yolk, beating until the surface has foam, then adding 4 parts of fiber (in this embodiment, phenolic fiber or polymer fiber can be adopted, such as one or more of agave, polyethylene fiber, polylactic acid fiber or polycaprolactone fiber), and uniformly coating the fiber on a bottom layer to form a coating layer.
Before the coating is not completely dried, the nano silver ion solution is sprayed on the coating and dried together with the coating.
Example 5:
the nano exterior wall coating mainly comprises a coating layer, a base layer and a priming coat from outside to inside; coating the priming layer on the heat insulation board 12, priming the heat insulation board 12, after the priming layer is dried, coating the base layer on the priming layer, drying the base layer after coating to obtain the heat insulation board with good sound absorption and heat insulation performance, and coating the coating layer on the priming layer to protect the priming layer; finally, the surface of the coating is evenly sprayed with nano-silver solution, and the nano-silver solution has good sterilization and air purification effects.
Taking a clean container, adding 78 parts of titanium dioxide, 42 parts of barium sulfate, 8 parts of propolis and 1.5 parts of yeast, and then adding 36 parts of diluent, wherein the diluent can be water; the five materials are uniformly mixed, and then uniformly coated on the heat insulation board 12 to form a bottom layer after drying.
Taking a clean container, and adding 8 parts of adhesive, 26 parts of film forming additive, 11 parts of perlite, 4 parts of surfactant and 36 parts of diluent into the clean container; in this embodiment, the adhesive is an aqueous acrylic acid solution, and the surfactant is sodium dodecyl sulfate (common substances capable of changing surface activity, such as sodium dodecyl sulfate); the base layer is formed by uniformly mixing the above substances, coating the mixture on a priming layer and drying the mixture.
Taking a clean container, adding 22 parts of egg white solution without egg yolk, beating until the surface has foam, then adding 3 parts of fiber (in this embodiment, phenolic fiber or polymer fiber can be adopted, such as one or more of agave, polyethylene fiber, polylactic acid fiber or polycaprolactone fiber), and uniformly coating the fiber on a bottom layer to form a coating.
Before the coating is not completely dried, the nano silver ion solution is sprayed on the coating and dried together with the coating.
Example 6:
the nano exterior wall coating mainly comprises a coating layer and a base layer from outside to inside; the base layer is coated on the heat insulation board 12, the heat insulation board is formed by drying after coating and has good sound absorption and heat insulation performance, and then the coating layer is coated on the priming layer to play a role in protecting the priming layer; finally, the surface of the coating is evenly sprayed with nano-silver solution, and the nano-silver solution has good sterilization and air purification effects.
Taking a clean container, and adding 5 parts of adhesive, 20 parts of film forming additive, 6 parts of perlite, 4 parts of surfactant and 30 parts of diluent into the clean container; in this embodiment, the adhesive is an aqueous acrylic acid solution, and the surfactant is sodium dodecyl sulfate (common substances capable of changing surface activity, such as sodium dodecyl sulfate); the base layer is formed by uniformly mixing the above materials, coating and drying.
Taking a clean container, adding 20 parts of egg white solution without egg yolk, beating until the surface has foam, then adding 3 parts of fiber (in this embodiment, phenolic fiber or polymer fiber can be adopted, such as one or more of agave, polyethylene fiber, polylactic acid fiber or polycaprolactone fiber), and uniformly coating the fiber on a bottom layer to form a coating layer.
Before the coating is not completely dried, the nano silver ion solution is sprayed on the coating and dried together with the coating.
Example 7:
the nano exterior wall coating mainly comprises a base layer and a priming coat from outside to inside; the priming coat is coated on the insulation board 12, the insulation board 12 is primed, after the priming coat is dried, the base layer is coated on the priming coat, and the insulation board has good sound absorption and thermal insulation performance after being formed by drying after coating.
Taking a clean container, adding 78 parts of titanium dioxide, 42 parts of barium sulfate, 8 parts of propolis and 1.5 parts of yeast, and then adding 36 parts of diluent, wherein the diluent can be water; the five materials are uniformly mixed, and then uniformly coated on the heat insulation board 12 to form a bottom layer after drying.
Taking a clean container, and adding 8 parts of adhesive, 26 parts of film forming additive, 11 parts of perlite, 4 parts of surfactant and 36 parts of diluent into the clean container; in this embodiment, the adhesive is an aqueous acrylic acid solution, and the surfactant is sodium dodecyl sulfate (common substances capable of changing surface activity, such as sodium dodecyl sulfate); the base layer is formed by uniformly mixing the above substances, coating the mixture on a priming layer and drying the mixture.
Placing the wallboards in the examples 1-7 in the vacant rooms 1 and 2, uniformly coating the inner wall surfaces of the rooms 2 with the coating, placing an electric heater, a stove and the like in one half of the rooms, and carrying out heating and warming treatment; after 2 hours of addition, the room temperature was measured in the other half of the room and recorded in table 1:
from table 1, it can be concluded: after the temperature of the room 1 is raised and heated, the temperature of the room 2 is also raised under the action of heat transfer, but the temperature in the room is obviously reduced when the temperature in the room 2 is measured due to the heat insulation plate having a certain heat insulation effect; however, the paints applied in examples 6 and 7 were dropped as the room was heated.
Then removing the heat source in the house, naturally cooling, measuring the temperature change in the room again, and recording the temperature change in the table 2;
table 2:
from table 2, it can be concluded: rooms coated with this coating have good insulation properties.
Claims (6)
1. The utility model provides a thermal insulation external wall panel which characterized in that: the insulation board comprises an insulation board (12), wherein a plurality of ventilation holes (13) penetrating through the thickness of the insulation board (12) are formed in the insulation board (12) at intervals, the hole diameter of one end, facing the outdoor, of each ventilation hole (13) is larger, and the hole diameter of one end, facing the indoor, of each ventilation hole (13) is smaller; the insulation board is characterized by further comprising an inner layer board (1) and an outer layer board (2), a first cavity (11) is formed between the inner layer board (1) and the outer layer board (2), the insulation board (12) is arranged in the first cavity (11) in a non-filling mode, first gaps (121) are reserved between the insulation board and the inner layer board (1) and between the insulation board and the outer layer board (2), and a nano coating is coated on the surface of the insulation board (12); the inner layer plate (1) and the outer layer plate (2) are provided with a plurality of micropores; rotate in first gap (121) and be provided with first spool (122) and second spool (123), first spool (122) are rolled up and are equipped with the other end around establishing plastic film (124) on second spool (123), be provided with on plastic film (124) with ventilation hole (13) complex first through-hole (125), be provided with the adjusting device who is used for adjusting first spool (122) and second spool (123) angle between first spool (122) and second spool (123).
2. The insulating external wall panel according to claim 1, wherein: the adjusting device comprises a rotary disc (131) which is sleeved on the first reel (122) and can rotate along with the first reel (122) and a first through groove (132) formed in the inner layer plate (1).
3. The thermal insulating external wall panel according to claim 1 or 2, wherein the nano coating layer comprises a primer layer, a base layer and a coating layer,
the following components by weight:
the base layer comprises
60-100 parts of titanium dioxide
30-45 parts of barium sulfate
30-40 parts of diluent
Propolis 5-10 parts
1-3 parts of yeast
The base layer comprises
5-10 parts of adhesive
20-30 parts of film-forming auxiliary agent
6-12 parts of perlite
4-6 parts of surfactant
30-50 parts of diluent
The coating comprises
20-25 parts of beaten egg white liquid
3-5 parts of polymer fiber
The diluent is water.
4. The insulated exterior wall panel according to claim 3, wherein: the film forming assistant comprises calcium oxide and acrylate.
5. The insulated exterior wall panel according to claim 4, wherein: the adhesive adopts an aqueous acrylic acid solution.
6. The insulated exterior wall panel according to claim 5, wherein: the coating is sprayed with nano silver solution.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710871138.2A CN107642196B (en) | 2017-09-21 | 2017-09-21 | Heat-insulation external wall panel |
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|---|---|---|---|
| CN201710871138.2A CN107642196B (en) | 2017-09-21 | 2017-09-21 | Heat-insulation external wall panel |
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| CN107642196A CN107642196A (en) | 2018-01-30 |
| CN107642196B true CN107642196B (en) | 2020-02-21 |
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| CN113187181B (en) * | 2021-03-23 | 2022-12-09 | 山东基舜节能建材有限公司 | Temperature control structure of isolated fireproof insulation board |
| CN113107135B (en) * | 2021-04-08 | 2022-09-16 | 中成进出口股份有限公司 | Environment-friendly building board based on degradable composite material |
| CN116464177B (en) * | 2023-05-05 | 2024-01-16 | 广东大昌保温节能科技有限公司 | Antibacterial heat-insulating plate |
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| CN205088806U (en) * | 2015-10-26 | 2016-03-16 | 西藏天蓬农牧科技开发有限公司 | Insulation board |
| CN206279691U (en) * | 2016-11-22 | 2017-06-27 | 东莞市欧瑞建筑有限公司 | Naturally freeze board wall |
| CN107060195A (en) * | 2017-06-15 | 2017-08-18 | 杨小玲 | Building ventilation wallboard |
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| DE102004001673A1 (en) * | 2004-01-12 | 2005-08-04 | Wacker-Chemie Gmbh | Vacuum insulation panel in a sandwich structure, for walls and ceilings and floors, has outer layers matching the application with an embedded vacuum insulation panel in a force fit between them |
| CN201416228Y (en) * | 2009-05-27 | 2010-03-03 | 重庆中瑞鑫安实业有限公司 | Inorganic thermal insulating wallboard with air gap layer |
| CN203866991U (en) * | 2014-06-16 | 2014-10-08 | 江苏溧阳建设集团有限公司 | Heat insulation plate for building |
| CN205088806U (en) * | 2015-10-26 | 2016-03-16 | 西藏天蓬农牧科技开发有限公司 | Insulation board |
| CN206279691U (en) * | 2016-11-22 | 2017-06-27 | 东莞市欧瑞建筑有限公司 | Naturally freeze board wall |
| CN107060195A (en) * | 2017-06-15 | 2017-08-18 | 杨小玲 | Building ventilation wallboard |
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| CN107642196A (en) | 2018-01-30 |
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