235results about How to "Achieve insulation effect" patented technology

The invention discloses a temperature-selfadjusting phase transition composite high temperature wall body manufacturing method, comprising: coating the wall body with temperature selfadjusting phase transition mortar, coating heat preservation putty and then coating elastic putty, and finally coating heat insulating paint, where the said temperature selfadjusting phase transition mortar is composed in weight percent of: temperature selfadjusting phase transition material 10-40%, hollow fiber material 5-35%, dispersible glue powder 8-38%, cement 12-42%, and lightweight aggregate 35-65%. And the invention provides a temperature-selfadjusting phase transition composite heat preservation wall body manufacturing method and the product. And the product has features of better heat preservation effect, high antifire performance, low wall body foundation requirements, high fastness of heat preservation layer, good decorative effect, no pollution, long service life, able to make large-area spreading and application, etc.

The invention discloses new nanometer ceramic high temperature resistant heat preservation paint and the preparing method and use. Its components part by weight are as follows: film forming matter 10-35, filling 50-75, ceramic micro-balloon 8-50, and modified nanometer material 3-12. The produced nanometer ceramic high temperature resistant heat preservation paint can prevent solid heat transfer and radiant heat transfer, thus it can greatly improve heat preservation effect. And its high temperature resistant can reach 1000 degree centigrade.

The invention relates to a locating device capable of measuring corresponding coordinate position of a distributed sensing optical fiber in a measured structure. A distributed stress / temperature sensing optical fiber coordinate locating device is characterized in that the locating device comprises two semi-circle annular members, wherein the bottom ends of two semi-circle annular members are connected in a buckling manner; the upper ends of two semi-circle annular members are connected in a buckling manner; two semi-circle annular members form an annular structure with an optical fiber through hole inside; two semi-circle annular members comprise outer surface layers and inner surface layers; the inner surface layers are arranged in the outer surface layers; an electric heating wire is arranged between each outer surface layer and each inner surface layer; a lead wire connected with a wire connection head of each electric heating wire is respectively connected with a corresponding output end point in a power supply control box; each outer surface layer is composed of an iron layer, an asbestos layer and a ceramic layer, which are arranged from inside to outside; and each inner surface layer is a glass layer. According to the method, a measurement circuit composed of the distributed sensing optical fiber can be subjected to accurate coordinate location.

The present invention relates to a residential type energy-saving environment-protecting sight-seeing greenhouse, belonging to the field of vegetable cultivation technology. It includes a greenhouse frame, and is characterized by that at one side of said greenhouse frame a residential storied building can be built up, on second floor of said residential storied building a balcony is set, the top portion of said greenhouse frame is positioned in the bottom portion of second floor balcony, the top portion of said greenhouse frame is connected with a turnable glass plate, on the building top a solar collector is mounted, under the building a clear water pit is excavated, in every room of said residential storied building a radiator and a pipeline are distributed, aid solar water-heaters can be respectively communicated with said clear water pit by means of radiator and pipeline, in the greenhouse interior a methane-generating pit is excavated, and in the methane-generating pit a wastes channel is set.

The invention discloses a tea seedling black film mulching cultivation method. The method comprises the steps that soil preparation is carried out in a conventional mode, and base fertilizer is applied sufficiently; earthing towards the center along fertilization furrows is carried out after fertilization to form planting ridges which are about 0.6 m wide and 0.10 m to 0.15 m high; the planting ridges of tea lines are covered with black mulching films flatly and tightly before tea seedlings are transplanted; black polyethylene blow molding agricultural films which are good in toughness, ageing resistant and good in shading effect are requested, the thickness of the films is 0.015 mm to 0.020 mm, the width is 0.8 m to 0.9 m, and the using amount of the mulching films is 5 to 6 kg in net weight per mu; tea seedling transplanting, seedling management, weeding, prevention and cure of diseases and pests and topdressing are carried out; the mulching films are recycled. The tea seedling black film mulching cultivation method can improve the survival rate of newly planted tea seedlings, tea gardens can be formed ahead of time for benefit acquiring, fertilizer and water can be utilized efficiently, weeds, the diseases and the insect pests can be controlled effectively, the investment of labor force and production management can be reduced, and production cost can be lowered.

The invention relates to a succulent planting greenhouse which comprises a plurality of arch-shaped structures arranged in single rows, inner-layer plastic films and outer-layer plastic films. The inner-layer plastic films and the outer-layer plastic films are arranged on the arch-shaped structures, each arch-shaped structure comprises a lower arch-shaped beam located on the lower side and an upper arch-shaped beam located above the lower arch-shaped beam, and an arch-shaped through hole is formed between each upper arch-shaped beam and the corresponding lower arch-shaped beam. A plurality of connected connecting rods are evenly arranged on the inner edges of the upper arch-shaped beams of the adjacent arch-shaped structures, and the connecting rods are sleeved with a plurality of rollers. The inner-layer plastic films are arranged in the arch-shaped through holes, the outer-layer plastic films are arranged on the upper sides of the upper arch-shaped beams, and the rollers are provided with heat preservation layers capable of sliding on the rollers. End walls are arranged on the arch-shaped structures at the two ends, a draught fan is arranged on one end wall, and a water curtain is arranged on the other end wall. The succulent planting greenhouse has the advantages of being good in heat preservation effect and smooth in ventilation.

The invention discloses a cold region tunnel thermal insulation system and an installation method thereof. According to the thermal insulation system, heat (cold) wind is continuously injected into anarch insulation device which is fixed on the inner wall of the tunnel, the characteristics of good thermal insulation performance and poor thermal conductivity of air are used, and the single thermalinsulation time of the system can be prolonged when the energy consumption of thermal insulation is reduced. The cold region tunnel thermal insulation system can prevent tunnels in permafrost regionsfrom freezing thawing, and can also prevent tunnels in seasonal cold regions from frost heaving, so that the tunnels are kept from frozen damage. The cold region tunnel thermal insulation system hashigh reliability, modular parts facilitate installation and maintenance, and the cold region tunnel thermal insulation system can be used not only for a newly built tunnel, but also for the thermal insulation reconstruction of an existing tunnel.

The invention relates to a milk bottle with temperature adjusting and temperature maintaining functions. The milk bottle comprises a nipple, a glass inner container, a glass bottle outer casing, a temperature display screen, a temperature sensor, scales, a pipe port, a blockage valve, a water pipe and a cold and hot instrument. The temperature of milk in the inner container can be displayed on the temperature display screen, and can also be quickly adjusted by the cold and hot instrument, and in the adjusting process, the milk in the inner container is not in contact with cold and hot water, so the safety and the sanitation are realized, the temperature adjusting is very efficient, a gap is in a vacuum state, and the temperature maintaining effect of the milk is realized. After the temperature of the milk is adjusted, the water pipe can be pulled up by a user, so the milk bottle is freely and conveniently used.

The invention relates to the field of rubbish treating equipment, in particular to a device for recycling waste heat in high temperature steam from rubbish treatment; the device comprises a treating tank, an odor removing device; the treating tank is internally provided with a blending device and communicated with the odor removing device by a gas discharging channel; the device for recycling waste heat is characterized by being provided with a furnace body; the treating tank and a combustion chamber are arranged in the furnace body; the combustion chamber is arranged at the lower end of the treating tank; the odor removing device is arranged in the combustion chamber; the bottom surface of the treating tank is adjacent to the odor removing device; a flue channel is arranged between the treating tank and the furnace body; a gas return channel is arranged between the furnace body and the odor removing device; steam heat exchangers are arranged on the gas return channel and the gas discharging channel; a steam-liquid-heat exchanger is arranged on the gas return channel; and a water cooling channel is arranged on the steam-liquid-heat exchanger. By adopting the structure, the invention has the advantages of reasonable structure, energy conservation, pollution reduction and the like.

The invention belongs to the technical field of distributed optical fiber sensing in photoelectric technology and in particularly relates to a locating method capable of measuring corresponding coordinate position of a distributed sensing optical fiber in a measured structure. A distributed stress / temperature sensing optical fiber coordinate locating method is characterized in that the method comprises the following steps: (1) arranging a distributed stress / temperature sensing optical fiber on a to-be-measured circuit of the measured structure, and arranging a heating and locating device at a to-be-measured specific position of the measured structure, and enabling the distributed stress / temperature sensing optical fiber to pass through the heating and locating device; and (2) in a measuring process, electrifying the heating and locating device to emit heat to the distributed stress / temperature sensing optical fiber, and acquiring an optical fiber measuring point coordinate at the to-be-measured specific position of the measured structure. According to the method, the measurement circuit composed of the distributed sensing optical fiber can be subjected to accurate coordinate location, and the optical fiber measurement data can be accurately projected on the specific position of the measured structure, so that the measurement error is reduced.

The invention discloses a novel heat-radiation and thermal-insulation integrated water cup and relates to a water cup; in order to overcome the difficulty that a heat-radiation cup having two layers and two rows of holes is incontrollable in heat-radiation degree, the invention designs a novel heat-radiation and thermal-insulation integrated water cup; the technical scheme is as follows: according to the novel heat-radiation and thermal-insulation integrated water cup, a cup body is divided into an inner layer and an outer layer, wherein foam is accommodated between the two layers of the cup body; the foam is divided in two parts, wherein one part of the foam is attached to the outer side of the inner layer of the cup body and the other part of the foam is stuck on the inner side of the outer layer of the cup body; on the part not stuck with the foam, the outer layer of the cup body is formed with heat-radiation holes; as the outer layer of the cup body is rotated, the two parts of foam can be partially or completely overlapped, so that some or all heat-radiation holes in the outer layer of the cup body are aligned with metals of the inner layer of the cup body; therefore, better heat radiation is guaranteed through air circulation between the two layers of metals; and when the outer layer of the cup body is rotated, the edges of the two parts of foam are mutually contacted in a vertical direction, so that a seal ring is formed. The integrated water cup disclosed by the invention has the beneficial effects that the integrated water cup can guarantee heat radiation and thermal insulation.

The invention relates to a chair, in particular to a medical transfusion chair special for the pediatric department. The medical transfusion chair special for the pediatric department aims at achieving the technical purposes that the head of a child can be fixed and the temperature of the chair can be kept constant. The medical transfusion chair special for the pediatric department includes a mounting plate, a fixing rack, a fixing rod, a first screw, a first butterfly nut, a first connecting rod, a second connecting rod, a hook, a supporting frame, a chair body and the like; the fixing rack is arranged on the right side of the top of the mounting plate, a first groove is formed in the middle of the top of the fixing rack, the fixing rod is placed in the first groove, a first through holeis formed in the upper portion of the left of the fixing rack, and a second through hole is formed in the lower portion of the left side of the fixing rod. The effects that the head of the child can be fixed and the temperature of the chair can be kept constant are achieved, people can manually and oppositely move second fixing plates on the front and rear sides, and after the second fixing plateson the front and rear sides are moved oppositely to an appropriate degree, the child can move his / her head to the portion between the second fixing plates on the front and rear sides.

The invention discloses a method for preparing a hollow magnesium aluminate spinel ceramic fiber by using reed fibers. According to the method, natural reed is used as a template and an ethanol watersolution is used as a dipping solvent, the natural reed is dipped in a mixed ethanol water solution of aluminum salt and magnesium salt, drying is carried out, and then sintering is carried out in anoxygen atmosphere at a high temperature. In the sintering process, aluminum chloride and magnesium chloride react to generate aluminum oxide and magnesium oxide; reed fibers are decomposed; finally the reed which serves as a template is disappeared; the generated aluminum oxide and magnesium oxide form a stable magnesium-aluminum spinel structure; and the hollow structure of the reed template is retained. The prepared magnesium-aluminum spinel fiber is of a hollow tubular structure, has good toughness and high hollowness and bulkiness, and has good thermal shock stability, chemical erosion resistance and wear resistance. Solid phases are separated from each other by gas existing in the hollow fibers, so that the heat transfer rate is reduced, heat conductivity of the ceramic material is reduced, and the heat insulation property of the ceramic material is good.

The invention relates to an antifreezing method for pear trees in a flowering stage. The antifreezing method for pear trees in the flowering stage particularly comprises the following steps: (2) heat insulation of pear trees, (2) heat insulation of soil, and (3) artificial pollination. According to experiments, by the antifreezing method for pear trees in the flowering stage, the fruit setting rate of the pear trees is guaranteed effectively. Compared with the prior art, the antifreezing method for pear trees in the flowering stage has the characteristics that the fruit setting rate of the pear trees is even increased by more than seven percentage points, and the effect is remarkable. Meanwhile, compared with trunk whitewashing and smoking antifreezing, the antifreezing method for pear trees in the flowering stage is simple to operate, is safe and reliable, does not cause any potential safety hazards, and is worthy of being popularized and used widely.

The invention relates to a solution for breakage of an all-glass vacuum through type solar heat absorbing tube due to difference in temperature. The solution is as follows: one or more sections of U-V-shaped screw thread glass tubes are additionally arranged on inside and outside smooth glass tubes to defuse temperature expansion stress of the inside and the outside smooth glass tubes and balance raising and reducing amount of difference in temperature of the inside and the outside glass tubes to avoid breakage. Compared with the prior art, the all-glass vacuum through type solar heat absorbing tube has the advantages that: 1, the problem of breakage of the all-glass vacuum through type solar heat absorbing tube is solved to fulfill the heat insulating effect which is the same as that the glass liner solar heat absorbing tube; 2, the difficult problem that the glass liner solar heat absorbing tubes can not be connected in series is solved, and the all-glass vacuum through type solar heat absorbing tubes can be connected in series randomly; 3, high heat at any required temperature can be obtained due to the serial connection of the all-glass vacuum through type solar heat absorbing tubes, and heat source is provided for high temperature carriers; and 4, the all-glass vacuum through type solar heat absorbing tube is a through tube and can be sleeved with high pressure metal inner tube to make special tube for inner focusing solar power stations.

The biological energy garter snake hatching method includes the following steps: digging groove in soil in hill side of inclination of 25-35 deg in the altitude of about 1000 m; spreading yellow cattle barnyard manure in the bottom of groove; covering with rice straw; spraying disinfectant liquid; covering with sandy soil; setting garter snake egg; covering with sandy soil; and building plastic house to constitute hatching bed, where garter snake egg is hatched into young garter snake. The present invention has the features of high hatching rate, high young garter snake quality, no need of electric power, etc.

The invention discloses a three-layer heat and cold stirring device which comprises a cylinder, a jacket, an insulating layer, a speed reducer and a stirring, wherein the cylinder is externally provided with the jacket; the jacket is externally provided with the insulating layer; the stirrer penetrates through the cylinder; the speed reducer is connected with the stirrer and arranged at the top of the cylinder; the jacket is a spiral device; and the cylinder is internally provided with a thermostatic apparatus. The three-layer heat and cold stirring device is simple in structure and convenient to operate; the jacket is the spiral device so that the material cooling or heating speed is quicker; and the jacket is externally provided with the insulating layer, so that an insulating effect can be achieved.

The invention discloses a heating device for drying painted parts. The heating device comprises a painting room; an air blower for supplying hot air to the painting room and an electric heater are arranged outside the painting room; the air blower and the electric heater communicate with the top of the painting room through an intake pipe; the electric heater is positioned in the intake pipe; an air outlet of the air blower is tightly connected with the intake pipe; an exhaust pipe, communicating with the painting room, is arranged at the bottom of the painting room; an air outlet of the exhaust pipe is connected with a plasma waste gas purifier; and an air outlet of the plasma waste gas purifier is connected with an air inlet of the air blower through a circulating pipe. The exhaust pipeis arranged at the bottom of the painting room, and is connected with the plasma waste gas purifier; and the plasma waste gas purifier can decompose paint mist waste gas in the painting room within shorter time, and generates various subsequent reactions to achieve the purpose of pollutant degradation, so that the qualified emission of the waste gas in the painting room is realized, and the environmental pollution is reduced.

The invention relates to a crop, in particular to a manufacturing process of organic rice, and belongs to the field of agricultural production technique. The manufacturing process includes choice of organic fertilizer, plowing of soil, choice and processing of organic seed rice, rice seeding cultivation of the organic rice, field management of the organic rice, and other steps, produced organic rice grains are plump, production volume is stable, and the standard of the organic rice is fitted. The rice is a main grain crop in our country, and development of the organic rice plays a role of positive promotion for sustainability development of agriculture of our country and maintenance of agriculture ecological balance.

The invention belongs to the field of life, and particularly relates to a warming take-out box. During delivery, the temperature of the inner part of the take-out box can be maintained through heating, and then a warming effect can be achieved, and take-out food cannot get cold; and during delivery, a shake-proof sponge is arranged on the bottom of the take-out box, and in this way, the take-out food will not disperse due to overturning on a delivery way.

The invention provides a self-heating type thermal insulation covering agent, which comprises the following components in mass percentage: 70 to 80 percent of dust which is generated in the smelting of high titanium slag in an electric arc furnace, 14 to 22 percent of quartz powder, 2 to 8 percent of rust red and 1 to 4 percent of aluminum powder. The self-heating type insulating covering agent can release a great amount of heat after the agent is ignited by a high-temperature medium, so the insulating effect is achieved; and the agent belongs to the self-heating type insulation, and thus, the insulating effect is better.

The invention discloses a preparation method of a flame-retardant insulating sound-isolating panel and belongs to the technical field of panel preparation. A primary material polyvinyl chloride resin of the sound-isolating panel is crosslinked with epoxidized soybean oil at a high temperature, a three-dimensional netty microporous structure is formed in the polyvinyl chloride resin, and basalt fibers which are soaked and etched by acetic acid are coarse and porous in surface, so that the heat conductivity coefficient of the sound-isolating panel is reduced; multiple reflection of sound waves is facilitated due to the coarse surface of the basalt fibers, so that the sound wave energy is consumed; moreover, friction generated by sound wave vibration will release heat energy; after the crosslinking reaction with a silane crosslinking agent, the binding force of the basalt fibers and a resin matrix is enhanced; silicon dioxide and a carbon chain framework of the resin matrix are bridged; part of aluminum oxide in the basalt fibers treated by alkali is converted into aluminum hydroxide, the temperature of the combustion part is reduced by means of endothermic decomposition at a high temperature, and heat is favorably dissipated at the high temperature as a result of the porous structure of the sound-isolating panel, so that the purpose of flame retardance is achieved.

The invention discloses a joint protective sleeve suitable for a department of rheumatism and immunization. The joint protective sleeve comprises a base band body, a pump, an infrared heater and a liquid medicine device; a base band of a cavity structure is internally provided with an inflation layer, an infrared electrothermal layer, a magnetic therapy layer and a hot compress layer successivelyfrom top to bottom; the upper surface of the base band is provided with an inflation interface, a charging interface and a liquid medicine interface communicated with the inflation layer, and the inflation interface is connected with the pump detachably via a gas pipe; the infrared electrothermal layer is internally provided with carbon fibers, the infrared heater is arranged in the carbon fibers,and the charging interface is electrically with an external power supply via a charging wire; and the magnetic therapy layer is filled with magnetic therapy stones, the hot compress layer is internally provided with a snakelike liquid spraying tube, the liquid spraying tube is internally provided with seepage holes, and the input end of the liquid spraying tube is connected with the liquid medicine device via liquid transmission interface and hose. The joint protective sleeve is simple in structure, convenient to use, lower in cost, suitable for popularization and use, safe and reliable.

The invention belongs to the technical field of a door, and particularly discloses a door plate sealing mechanism. An installing groove and a baffle plate groove are formed in the door plate; the baffle plate groove is positioned at the bottom of the door plate; a sealing element used for sealing a gap is arranged in the baffle plate groove; when the door is closed, the sealing element seals the gap; when the door is opened, the sealing element does not seal; a sealing unit used for controlling whether the sealing element extends out of the baffle plate groove or not is arranged in the installing groove; a triggering unit triggering the sealing unit to work is arranged on a hinge; when the door plate rotates, the triggering unit starts the sealing unit to work. Compared with the prior art, the door plate sealing mechanism has the advantages that the triggering unit starts the work of the sealing unit through the door plate rotation, so that the goal of sealing the gap by the sealing element is achieved; the condition that when the door plate is in a closed state, the sealing element completely seals the gap is ensured; cold air is prevented from entering a room; the heat insulation effect is achieved; meanwhile, after the gap is completely sealed, the sound is prevented from entering the room through passing through the door plate; the sound isolation effect is achieved.

The invention discloses a multi-layer covering novel energy-saving greenhouse. The multi-layer covering novel energy-saving greenhouse comprises a wall body, a truss structure, an electric reel, a control motor, a solar photovoltaic plate, a photovoltaic plate bracket, a photovoltaic plate support and an engagement and disengagement device. The wall body is mounted on the ground, the truss structure stretches over the portion between the top end of the wall body and a water apron, the truss structure is covered with a plastic greenhouse film, reels of a waterproof roll, a heat preserving quiltand a colored greenhouse film are mounted above the plastic greenhouse film, the electric reel is connected with the engagement and disengagement device, the engagement and disengagement device is connected with the control motor, solar energy can be converted into electric energy by the solar photovoltaic plate, and the electric energy is stored in a storage battery to be supplied to the controlmotor. According to the energy-saving greenhouse, multiple layers of covering materials are arranged, the effects of heat preservation and crop yield and income increase are achieved, a waterproof layer can guarantee that the heat preserving quilt layer is not wet by rainwater, the heat preserving effect can be further enhanced, the covering layers are reeled through the electric reel, power of the electric reel comes from the solar energy, energy is saved, and the application value is high.

The invention relates to a double-component spinning box body and particularly relates to a single-temperature-control energy-saving type spinning box body used for producing composite fibers. The spinning box body comprises a box body and a spinning assembly, wherein the spinning assembly is fixedly arranged on the box body; the box body is internally provided with first metering pumps, second metering pumps and a heating medium; parts in the box body are immersed into the heating medium; the two ends of each first metering pump and each second metering pump are connected with a melt slurry feeding pipeline and a melt slurry discharging pipeline respectively; the melt slurry feeding pipelines are connected with slurry inlets of the first metering pumps and the second metering pumps on the box body respectively; the slurry inlets of the first metering pumps and the second metering pumps are connected with external melt filters; the melt slurry feeding pipelines are provided with melt pipeline needle type valves; and the melt slurry discharging pipelines are connected with an upper slurry inlet and a lower slurry outlet on the spinning assembly respectively. With the adoption of the single-temperature-control energy-saving type spinning box body, the quality of the product is improved, the production efficiency is improved and the labor intensity of workers is alleviated.

The invention discloses a thermal insulation and waterproof building material. The material uses a PVC board as a substrate, a glass fiber layer is arranged above the substrate, and a chlorinated polyethylene layer, a thermal insulation layer, and a modified asphalt layer are sequentially arranged above the glass fiber layer. . The material provided by the invention is light in weight, convenient to transport, and has a good market prospect; it is equipped with an insulating layer to achieve the effect of heat preservation, has a low thermal conductivity, can save energy, and improves the living environment and use functions; the acrylic coating can increase the waterproof performance of building materials, There is no abnormality after 96 hours of water resistance, and the water absorption is ≤2g / min, which increases the service life.

The invention discloses an inorganic phase change energy-saving and heat insulating ultra-light aggregate as well as a preparation method thereof and an application thereof. The preparation method comprises the following steps of taking a liquid-solid phase change material, so that the liquid-solid phase change material is in a liquid state; placing light aggregate in the liquid-solid phase change material; dipping the light aggregate for more than 12 hours; taking out the light aggregate; and filtering surface liquid on the light aggregate so as to obtain the ultra-light aggregate. According to the invention, through a diffusion principle, the phase change materials are filled in holes in the light aggregate; when ambient temperature is higher than the phase change temperature of the phase change material in the holes in the light aggregate, the inorganic phase change material in the holes in the light aggregate absorbs heat energy, so that the phase of the phase change material is changed in the heat accumulating process and the heat energy is stored in a physical structure of the phase change material; and when the ambient temperature is lower than the phase change temperature of the inorganic phase change material in the hole in the light aggregate, the phase of the phase change material is changed in the heat energy releasing process in order to achieve balance, so that a heat accumulating purpose of the phase change material is achieved. According the invention, the prepared ultra-light aggregate is more lightweight and heat insulated and can be used for effectively adjusting the ambient temperature.

The invention discloses a high-conductivity isothermal body temperature control irradiation device. The device comprises an irradiation capsule, a cushion block, an isothermal body and an inert gas layer. The irradiation capsule is an outer protective shell of the irradiation device and provides support for each component and a to-be-irradiated sample; the isothermal body provides temperature compensation for the to-be-measured sample by utilizing the nuclear irradiation heating characteristic of the isothermal body, so that the to-be-measured sample is in a uniform and stable temperature environment; the inert gas layer is arranged in a gap between the inner surface of the irradiation capsule shell and the outer surface of the isothermal body so as to perform heat preservation; the cushion block is arranged between the contact surfaces of the isothermal body and the irradiation capsule so as to perform heat insulation. The irradiation device disclosed by the invention provides a uniform and stable irradiation temperature environment for irradiation examination of a nuclear power material, is simple and reliable in structure and low in cost, and provides support for a reliable nuclear power material irradiation test.