CN114223558A - Glauber's salt gypsum thermal insulation wall and construction method and application thereof - Google Patents
Glauber's salt gypsum thermal insulation wall and construction method and application thereof Download PDFInfo
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- CN114223558A CN114223558A CN202111581188.XA CN202111581188A CN114223558A CN 114223558 A CN114223558 A CN 114223558A CN 202111581188 A CN202111581188 A CN 202111581188A CN 114223558 A CN114223558 A CN 114223558A
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- 239000010446 mirabilite Substances 0.000 title claims abstract description 89
- 239000010440 gypsum Substances 0.000 title claims abstract description 88
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 88
- 238000009413 insulation Methods 0.000 title claims abstract description 40
- 238000010276 construction Methods 0.000 title claims abstract description 21
- RSIJVJUOQBWMIM-UHFFFAOYSA-L sodium sulfate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O RSIJVJUOQBWMIM-UHFFFAOYSA-L 0.000 title description 5
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 84
- 238000010438 heat treatment Methods 0.000 claims abstract description 81
- 239000011449 brick Substances 0.000 claims abstract description 48
- 239000002245 particle Substances 0.000 claims abstract description 33
- 241000283690 Bos taurus Species 0.000 claims abstract description 13
- 241001494479 Pecora Species 0.000 claims abstract description 13
- 238000005266 casting Methods 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 239000000843 powder Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims description 12
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims description 12
- 239000002250 absorbent Substances 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 17
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 244000144972 livestock Species 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/02—Pigsties; Dog-kennels; Rabbit-hutches or the like
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/0047—Air-conditioning, e.g. ventilation, of animal housings
- A01K1/0076—Arrangement of heaters or heat exchangers
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
- C04B40/0046—Premixtures of ingredients characterised by their processing, e.g. sequence of mixing the ingredients when preparing the premixtures
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Building Environments (AREA)
Abstract
The application relates to the technical field of heat preservation, and particularly discloses a mirabilite gypsum heat preservation wall body and a construction method and application thereof. A mirabilite gypsum thermal insulation wall comprises a wall body built by a plurality of hollow gypsum bricks, wherein the hollow gypsum bricks are provided with through holes along the length direction of the wall body, the through holes in each row are communicated front and back to form a channel, a heating pipeline is arranged in the channel in a penetrating manner, and mirabilite base phase change particles are doped in the hollow gypsum bricks; a heating device is arranged above the wall body and is communicated with the heating pipeline; the construction method comprises the following steps: s1, preparing mirabilite-based phase change particles; s2, casting hollow gypsum bricks; and S3, building a wall. The heat-insulating wall body can be used for building a plateau cattle and sheep shed and/or a plateau greenhouse shed, and has the advantage of reducing the day and night temperature difference in the plateau area greenhouse; in addition, the construction method has the advantages of easy operation, safety and environmental protection.
Description
Technical Field
The application relates to the technical field of heat preservation, in particular to a mirabilite gypsum heat preservation wall body and a construction method and application thereof.
Background
The solar energy resources of the Qinghai-Tibet plateau are rich, the Qinghai-Tibet plateau is the first in China, the average sunshine duration is more than 7h/d in winter, but the Qinghai-Tibet plateau area is 'always winter without summer', the temperature difference between day and night is large, particularly in winter, the outdoor climate is cold, the highest average temperature of the traditional greenhouse in the day can reach about 30 ℃, the lowest average temperature at night is reduced to about 3.5 ℃, because the sun in the day is used as a radiation heat source, and the greenhouse air and the like absorb the energy from the solar radiation, so that the integral temperature rise of the greenhouse is caused; the greenhouse is used as a heat source to transfer heat to a low-temperature environment at night, so that the temperature of the greenhouse is reduced.
The greenhouse temperature is suddenly reduced when no light is emitted at night, crops cannot normally grow in a low-temperature environment, and are seriously frozen and injured, and frozen to death, so that the low productivity is caused; the phenomenon of temperature polarization in the daytime and at night also seriously progresses the local animal husbandry, and livestock can not endure the low-temperature environment at night and have the risk of freeze death and disease.
Disclosure of Invention
In order to solve the problem that the day and night temperature difference in a greenhouse in a plateau area is large, the application provides a mirabilite gypsum heat-insulating wall body and a construction method and application thereof.
The application provides a glauber's salt gypsum thermal insulation wall and construction method and application thereof adopts the following technical scheme:
first aspect, the application provides a glauber's salt gypsum thermal insulation wall, adopts following technical scheme:
a mirabilite gypsum thermal insulation wall comprises a wall body built by a plurality of hollow gypsum bricks, wherein through holes are formed in the hollow gypsum bricks along the length direction of the wall body, the through holes in each row are communicated front and back to form a channel, a heating pipeline is arranged in the channel in a penetrating manner, and mirabilite base phase-change particles are doped in the hollow gypsum bricks; wall body length direction both sides are vertical respectively and are provided with first communicating pipe and second communicating pipe, and the heating pipeline one end of co-altitude position all communicates with first communicating pipe, and the other end all communicates with second communicating pipe, the wall body top is provided with heating device, first communicating pipe and second communicating pipe all communicate with heating device.
By adopting the technical scheme, a channel is arranged in a wall body built by hollow gypsum bricks by means of the characteristic that the interiors of the hollow gypsum bricks are cavities, a heating pipeline is arranged in the channel and is communicated with a heating device through a first communicating pipe and a second communicating pipe, and liquid is injected into the heating pipeline to form a circulating flowing system; in cold winter and in daytime, the heating device heats the liquid by utilizing sufficient light, the temperature of the liquid is kept above 35 ℃, the heated liquid flows in the heating pipeline, the heating pipeline is further heated, the hollow gypsum brick is heated by the heating pipeline, the mirabilite-based phase change particles in the hollow gypsum brick begin to melt, a large amount of latent heat is absorbed and stored, and the temperature in the greenhouse is further prevented from being overheated; at night, because of the sudden drop of the temperature, the mirabilite-based phase change particles start to cool and solidify and release the stored heat, so that the temperature in the greenhouse is not suddenly dropped due to the influence of the temperature outside the greenhouse, the function of heat preservation at night is realized, the purpose of storing the surplus heat in the greenhouse at daytime by using the mirabilite-based phase change particles for heat release and heating at night is achieved, and the purposes of protecting the normal growth of crops and the normal work and rest of livestock are further achieved.
Preferably, heat preservation cavities are arranged on two sides of the wall body, and the first communicating pipe and the second communicating pipe are arranged in the heat preservation cavities.
By adopting the technical scheme, the heat preservation cavities are arranged on the two sides of the wall body, so that the first communicating pipe and the second communicating pipe can be effectively protected from being frozen; on the other hand, the included angle used for connecting two adjacent walls can ensure that the connection of the two walls has a certain buffer effect, so that the connection of the two walls is tight and stable.
Preferably, the shape of the through hole is matched with that of the heating pipeline, and the aperture size of the through hole is consistent with the outer diameter size of the heating pipeline.
Through adopting above-mentioned technical scheme, the through-hole shape corresponds with heating pipeline, has both effectively consolidated heating pipeline, makes heating pipeline and hollow gypsum brick laminating again, makes the heat of liquid directly disperse to hollow gypsum brick, acts on the glauber's salt base phase transition granule, has reduced thermal loss.
Preferably, the heating device is a PVT photovoltaic heating assembly or a solar thermal collector.
By adopting the technical scheme, the PVT photovoltaic heating assembly or the solar thermal collector is arranged on the top layer above the heat insulation wall body, and solar energy is used for heat extraction, so that the required temperature can be reached, the energy is effectively utilized, and the purpose of saving resources is achieved.
In a second aspect, the application provides a construction method of a mirabilite gypsum thermal insulation wall, which adopts the following technical scheme:
a construction method of a mirabilite gypsum thermal insulation wall body comprises the following steps:
s1, preparing mirabilite-based phase change particles
Uniformly mixing water-absorbent resin and mirabilite powder, heating and vibrating repeatedly until the water-absorbent resin coats the liquefied mirabilite powder into small particles;
s2 casting hollow gypsum brick
Preparing a mixture with the weight portion ratio of 1: 10: 8, adding mirabilite, gypsum and water into the mirabilite-based phase change particles, adding water, uniformly stirring, and placing into a hollow gypsum brick mold for casting molding;
s3, building wall
According to thermal insulation wall body required height and length, build a plurality of hollow gypsum bricks in proper order, every row of adjacent hollow gypsum brick through-hole corresponds each other, forms the passageway, penetrates the heating pipeline to the other end from passageway one end again, and heating pipeline one end is connected with first communicating pipe, and the other end is connected with second communicating pipe.
By adopting the technical scheme, the water-absorbent resin and the mirabilite powder are heated and vibrated to be stirred, the mirabilite powder is melted into a fluid state when heated, and the water-absorbent resin is adhered to the mirabilite when encountering the fluid mirabilite due to viscosity, and covers the mirabilite under continuous vibration stirring back and forth to form the mirabilite-based phase-change particles; and then placing the mirabilite-based phase change particles into gypsum, mixing the gypsum with water to prepare gypsum bricks, finally building a wall and placing a heating pipeline into the channel, wherein the heating pipeline is communicated with a heating device.
Preferably, the water-absorbent resin in step S1 is sodium polyacrylate.
By adopting the technical scheme, because the sodium polyacrylate is heated to 300 ℃ and is not easy to decompose, the change of the long-term storage viscosity is extremely small, the sodium polyacrylate is not easy to decay, and the like, the sodium polyacrylate is preferably used as a thickening agent, so that the mirabilite can be well coated, the mirabilite is not easy to flow out when the phase change occurs, and the service life can be infinitely prolonged.
Preferably, the heating temperature in step S1 is 35 to 60 ℃.
By adopting the technical scheme, experimental data show that the mirabilite can be completely melted in the temperature range, so that the purpose of melting the mirabilite is achieved, and too much heat is not required to be consumed.
Preferably, the vibration time period in step S1 is 1.5-3h, and the vibration frequency is 80-120 Hz.
By adopting the technical scheme, under the vibration duration and the vibration frequency, the mirabilite is completely coated by the sodium polyacrylate, and the prepared mirabilite-based phase-change particles are uniform in size and smooth and compact in appearance.
In a third aspect, the application provides an application of a mirabilite gypsum thermal insulation wall, which adopts the following technical scheme:
the application of the mirabilite gypsum thermal insulation wall is used for building a plateau cattle and sheep shed and/or a plateau greenhouse shed.
Through adopting above-mentioned technical scheme, because the plateau winter climate is cold, the difference in temperature is big round the clock, the cattle and sheep even if in cattle and sheep canopy, also can feel unusual cold night, and warmhouse booth is not enough if the heat preservation measure night, also can influence the growth of vegetables, fruit, uses this heat preservation wall body, can realize cattle and sheep canopy or warmhouse booth and keep in comfortable state daytime, and the heating of low temperature is released night, has reduced the difference in temperature round the clock.
In summary, the present application has the following beneficial effects:
1. as the hollow gypsum brick-built wall body is provided with the channel, the heating pipeline is arranged in the channel and communicated with the heating device, and liquid is injected into the heating pipeline to form a circulating flowing system; in cold winter and in daytime, the heating device heats the liquid by using sufficient light, the heating pipeline is heated, the hollow gypsum brick is heated, the mirabilite-based phase change particles in the hollow gypsum brick begin to melt, and a large amount of latent heat is absorbed and stored, so that the temperature in the greenhouse is not overheated; at night, because of the sudden drop of the temperature, the mirabilite-based phase change particles start to be cooled and solidified and release the stored heat, so that the temperature in the greenhouse is not suddenly dropped due to the influence of the temperature outside the greenhouse, the function of heat preservation at night is realized, and the aims of protecting the normal growth of crops and the normal work and rest of livestock are fulfilled.
2. According to the method, the water-absorbent resin and the mirabilite powder are heated and vibrated to be stirred, the mirabilite powder is melted into a fluid state when being heated, the mirabilite is adhered to the water-absorbent resin when the water-absorbent resin meets the fluid mirabilite, and the mirabilite is coated under continuous vibration stirring back and forth to form mirabilite-based phase change particles; and then placing the mirabilite-based phase change particles into gypsum, mixing the gypsum with water to prepare gypsum bricks, finally building a wall and placing a heating pipeline into the channel, wherein the heating pipeline is communicated with a heating device.
3. The construction of plateau cattle and sheep canopy or plateau warmhouse booth is applied to this application, realizes that cattle and sheep canopy or warmhouse booth keep in comfortable state daytime, and the heating of low temperature is put forward night, has reduced the difference in temperature round clock, and plateau cattle and sheep canopy or plateau warmhouse booth promote 5-15 degrees night winter on original minimum temperature basis.
Drawings
FIG. 1 is a schematic structural view of a mirabilite gypsum thermal insulation wall provided by the present application;
FIG. 2 is a schematic view of the structure of the greenhouse of the present application;
fig. 3 is a schematic structural diagram of the cattle and sheep shed of the present application.
Description of the drawings: 1. a wall body; 2. hollow gypsum bricks; 21. a through hole; 3. heating the pipeline; 4. a first communication pipe; 5. a second communicating pipe; 6. a heating device; 7. a heat preservation cavity.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples.
Examples
Example 1
Referring to fig. 1, a mirabilite gypsum thermal insulation wall 1 comprises a wall 1 built by a plurality of hollow gypsum bricks 2, wherein mirabilite-based phase change particles are doped in the hollow gypsum bricks 2; through-hole 21 has all been seted up along 1 length direction of wall body to a plurality of hollow gypsum bricks 2, and the through-hole 21 of each row is intercommunication around all to form the passageway, wears to be equipped with heating pipeline 3 in the passageway, and the aperture size of through-hole 21 is unanimous with heating pipeline 3's external diameter size with the shape of heating pipeline 3 adaptation, and the through-hole 21. When in use, oil or water can be injected into the heating pipeline 3.
In this application, according to thermal insulation wall 1's height and the greenhouse area size that thermal insulation wall 1 encloses, set up heating tube 3's quantity, heating tube 3 can be separated one row or the setting of multirow hollow gypsum brick 2. The two sides of the wall body 1 in the length direction are respectively provided with a heat preservation cavity 7, the two ends of the heating pipeline 3 are respectively provided with a first communicating pipe 4 and a second communicating pipe 5, and the first communicating pipe 4 and the second communicating pipe 5 are both arranged in the heat preservation cavity 7; the heating pipeline 3 one end of different height positions all communicates with first communicating pipe 4, and the other end all communicates with second communicating pipe 5. Heating device 6 is arranged above wall body 1 or above the top layer of the greenhouse enclosed by wall body 1, wherein heating device 6 is a PVT photovoltaic heating assembly or a solar thermal collector, and first communicating pipe 4 and second communicating pipe 5 are communicated with the PVT photovoltaic heating assembly or the solar thermal collector.
A construction method of a mirabilite gypsum thermal insulation wall body comprises the following steps:
s1, preparing mirabilite-based phase change particles
Uniformly mixing sodium polyacrylate and mirabilite powder, heating while vibrating repeatedly, wherein the heating temperature is 35 ℃, the vibration time is 1.5h, and the vibration frequency is 80Hz, so that the sodium polyacrylate coats the liquefied mirabilite powder into small particles to obtain the mirabilite-based phase-change particles.
S2 casting hollow gypsum brick
Preparing a mixture with the weight portion ratio of 1: 10: 8, adding mirabilite, gypsum and water into the mirabilite-based phase change particles, adding water, uniformly stirring, and placing into a hollow gypsum brick mold for casting and molding.
S3, building wall
Sequentially building a plurality of hollow gypsum bricks 2 according to the required height and length of the heat-insulating wall body 1, wherein the through holes 21 of each row of adjacent hollow gypsum bricks 2 correspond to each other to form a channel parallel to the ground; the two sides of the thermal insulation wall body 1 in the length direction are built with gypsum bricks to form thermal insulation cavities 7. And then the heating pipeline penetrates from one end of the channel to the other end of the channel, the first communicating pipe and the second communicating pipe are vertically placed into the heat preservation cavity 7, one end of the heating pipeline 3 is connected with the first communicating pipe 4 through a flange, and the other end of the heating pipeline is connected with the second communicating pipe 5 through a flange.
A mirabilite gypsum thermal insulation wall is applied to the construction of a plateau greenhouse, as shown in figure 2, and the plateau greenhouse is raised by 5 degrees on the basis of the original lowest temperature in winter and at night in cloudy days.
Example 2
Example 2 differs from example 1 in that: a construction method of a mirabilite gypsum thermal insulation wall body comprises the following steps:
s1, preparing mirabilite-based phase change particles
Uniformly mixing sodium polyacrylate and mirabilite powder, heating while vibrating repeatedly, wherein the heating temperature is 48 ℃, the vibration time is 2.5, and the vibration frequency is 100Hz, so that the sodium polyacrylate coats the liquefied mirabilite powder into small particles to obtain the mirabilite-based phase-change particles.
S2 casting hollow gypsum brick
Preparing a mixture with the weight portion ratio of 1: 10: 8, adding mirabilite, gypsum and water into the mirabilite-based phase change particles, adding water, uniformly stirring, and placing into a hollow gypsum brick mold for casting and molding.
S3, building wall
Sequentially building a plurality of hollow gypsum bricks 2 according to the required height and length of the heat-insulating wall body 1, wherein the through holes 21 of each row of adjacent hollow gypsum bricks 2 correspond to each other to form a channel parallel to the ground; the two sides of the thermal insulation wall body 1 in the length direction are built with gypsum bricks to form a thermal insulation cavity. And then the heating pipeline 3 penetrates from one end of the channel to the other end, the first communicating pipe 4 and the second communicating pipe 5 are vertically placed into the heat preservation cavity 7, one end of the heating pipeline 3 is connected with the first communicating pipe 4 through a flange, and the other end of the heating pipeline is connected with the second communicating pipe 5 through a flange.
A mirabilite gypsum thermal insulation wall body is shown in figure 3 and is applied to the construction of a plateau cattle and sheep shed. When the temperature is changed to be fine in cloudy days, the plateau cattle and sheep shed is raised by 10 degrees on the basis of the original lowest temperature at night in winter.
Example 3
Example 3 differs from example 1 in that: a construction method of a mirabilite gypsum thermal insulation wall body comprises the following steps:
s1, preparing mirabilite-based phase change particles
Uniformly mixing sodium polyacrylate and mirabilite powder, heating while vibrating repeatedly, wherein the heating temperature is 60 ℃, the vibration time is 3h, and the vibration frequency is 120Hz, so that the sodium polyacrylate coats the liquefied mirabilite powder into small particles to obtain the mirabilite-based phase-change particles.
S2 casting hollow gypsum brick
Preparing a mixture with the weight portion ratio of 1: 10: 8, adding mirabilite, gypsum and water into the mirabilite-based phase change particles, adding water, uniformly stirring, and placing into a hollow gypsum brick mold for casting and molding.
S3, building wall
Sequentially building a plurality of hollow gypsum bricks 2 according to the required height and length of the heat-insulating wall body 1, wherein the through holes 21 of each row of adjacent hollow gypsum bricks 2 correspond to each other to form a channel parallel to the ground; the two sides of the thermal insulation wall body 1 in the length direction are built with gypsum bricks to form thermal insulation cavities 7. And then the heating pipeline 3 penetrates from one end of the channel to the other end, the first communicating pipe 4 and the second communicating pipe 5 are vertically placed into the heat preservation cavity 7, one end of the heating pipeline 3 is connected with the first communicating pipe 4 through a flange, and the other end of the heating pipeline is connected with the second communicating pipe 5 through a flange.
A mirabilite gypsum thermal insulation wall body is shown in figure 2 and is applied to the construction of a plateau greenhouse. In sunny days, the altitude cattle and sheep shed is raised by 15 degrees on the basis of the original lowest temperature at night in winter.
The present embodiment is only for explaining the present application, and it is not limited to the present application, 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 application.
Claims (9)
1. A mirabilite gypsum thermal insulation wall is characterized by comprising a wall body (1) built by a plurality of hollow gypsum bricks (2), wherein the hollow gypsum bricks (2) are provided with through holes (21) along the length direction of the wall body (1), the through holes (21) in each row are communicated front and back to form a channel, a heating pipeline (3) is arranged in the channel in a penetrating manner, and mirabilite base phase-change particles are doped in the hollow gypsum bricks (2); wall body (1) length direction both sides are vertical respectively and are provided with first communicating pipe (4) and second communicating pipe (5), and the heating pipeline (3) one end of co-altitude not position all communicates with first communicating pipe (4), and the other end all communicates with second communicating pipe (5), wall body (1) top is provided with heating device (6), first communicating pipe (4) and second communicating pipe (5) all communicate with heating device (6).
2. The mirabilite gypsum thermal insulation wall according to claim 1, wherein both sides of the wall (1) are provided with thermal insulation chambers (7), and the first communication pipe (4) and the second communication pipe (5) are both arranged in the thermal insulation chambers (7).
3. The mirabilite gypsum thermal insulation wall according to any one of claims 1 to 4, wherein the shape of the through hole (21) is adapted to the heating pipeline (3), and the aperture size of the through hole (21) is consistent with the outer diameter size of the heating pipeline (3).
4. A mirabilite gypsum thermal insulation wall according to claim 1, wherein the heating device (6) is a PVT photovoltaic heating component or a solar thermal collector.
5. The construction method of the mirabilite gypsum thermal insulation wall body according to claim 1, characterized by comprising the following steps:
s1, preparing mirabilite-based phase change particles
Uniformly mixing water-absorbent resin and mirabilite powder, heating and vibrating repeatedly until the water-absorbent resin coats the liquefied mirabilite powder into small particles;
s2 casting hollow gypsum brick
Preparing a mixture with the weight portion ratio of 1: 10: 8, adding mirabilite, gypsum and water into the mirabilite-based phase change particles, adding water, uniformly stirring, and placing into a hollow gypsum brick (2) mould for casting and molding;
s3, building wall
According to thermal insulation wall body (1) required height and length, build a plurality of hollow gypsum brick (2) in proper order, every row of adjacent hollow gypsum brick (2) through-hole (21) correspond each other, form the passageway, penetrate heating tube (3) to the other end from passageway one end again, heating tube (3) one end is connected with first communicating pipe (4), and the other end is connected with second communicating pipe (5).
6. The construction method of the mirabilite gypsum thermal insulation wall body according to claim 5, is characterized in that: in step S1, the water-absorbent resin is sodium polyacrylate.
7. The construction method of the mirabilite gypsum thermal insulation wall body according to claim 5, is characterized in that: the heating temperature in step S1 is 35 to 60 ℃.
8. The construction method of the mirabilite gypsum thermal insulation wall body according to claim 5, is characterized in that: in the step S1, the vibration time length is 1.5-3h, and the vibration frequency is 80-120 Hz.
9. The use of a mirabilite gypsum thermal insulation wall according to any one of claims 1 to 4, wherein: the heat-insulating wall body (1) is used for building a plateau cattle and sheep shed and/or a plateau greenhouse shed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111581188.XA CN114223558A (en) | 2021-12-22 | 2021-12-22 | Glauber's salt gypsum thermal insulation wall and construction method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111581188.XA CN114223558A (en) | 2021-12-22 | 2021-12-22 | Glauber's salt gypsum thermal insulation wall and construction method and application thereof |
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| CN114223558A true CN114223558A (en) | 2022-03-25 |
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| CN202111581188.XA Pending CN114223558A (en) | 2021-12-22 | 2021-12-22 | Glauber's salt gypsum thermal insulation wall and construction method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118901465A (en) * | 2024-08-19 | 2024-11-08 | 呼伦贝尔学院 | High-latitude and high-cold area greenhouse fireproof heat-insulating wall and construction method thereof |
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