437results about How to "With heat preservation function" patented technology

The invention relates to an architecture systematism and a construction method for a precast hollow load-bearing wall panel comprising a column and a collar beam of cast-in-situ armored concrete, a precast interior or external wall panel and a floor slab equipped in between the column and the collar beam, and a roof slab equipped on the most top, characterized in that the external wall panel is a bearing plate with heat-retaining function, and the interior wall panel is a bearing plate of lightweight armored concrete, while the inside of the interior and external wall panel is equipped with hollow holes whose upper and lower ends are inserted and casting fixed with anchor concrete bars preformed on the collar beam concrete bars. The first hollow hole on the side adjacent the column of the interior and external wall panel is vertical interval inserted the anchor concrete bars on the column concrete bars, and fully pours the concrete. The invention can build a high-rise building with 6 floors and 18 meter height in an anti-seismic prevention region with 8 degrees, or a high-rise building with 7 floors and 21 meter height in an anti-seismic prevention region with 7 degrees, or a high-rise building with 8 floors and 24 meter height in an anti-seismic prevention region with 6 degrees.

The invention relates to an architecture systematism and a construction method for a precast hollow load-bearing wall panel comprising a column and a collar beam of cast-in-situ armored concrete, a precast interior or external wall panel and a floor slab equipped in between the column and the collar beam, and a roof slab equipped on the most top, characterized in that the external wall panel is abearing plate with heat-retaining function, and the interior wall panel is a bearing plate of lightweight armored concrete, while the inside of the interior and external wall panel is equipped with hollow holes whose upper and lower ends are inserted and casting fixed with anchor concrete bars preformed on the collar beam concrete bars. The first hollow hole on the side adjacent the column of theinterior and external wall panel is vertical interval inserted the anchor concrete bars on the column concrete bars, and fully pours the concrete. The invention can build a high-rise building with 6 floors and 18 meter height in an anti-seismic prevention region with 8 degrees, or a high-rise building with 7 floors and 21 meter height in an anti-seismic prevention region with 7 degrees, or a high-rise building with 8 floors and 24 meter height in an anti-seismic prevention region with 6 degrees.

A battery thermal management system and a control method are disclosed, the battery box comprises a battery box body, a battery module is arranged in the battery box, the battery module is composed ofN x M battery monomers, a cold plate is arranged in the middle of the battery module, the cold plate is arranged on the battery monomer through an opening jacket, a liquid channel is uniformly arranged, a composite phase change material is arranged between adjacent battery monomers, a liquid inlet and a liquid outlet are arranged in the battery box, and the liquid inlet and the liquid outlet areconnected with the liquid channel; the external circulation device comprises an electric heater, a water pump, a heat exchanger, a cockpit evaporator, a compressor, a condenser, a first throttle valveand a second throttle valve. The invention has the advantages of compact overall structure, simplicity, stability, high efficiency and the like. The battery module can be cooled, insulated and heatedto make the battery work in the appropriate temperature range, and can be integrated into the vehicle thermal management system to improve the battery thermal management system of electric vehicles.

The invention relates to an electromagnetic heating device of an iron finishing roller of an iron finishing machine. The electromagnetic heating device comprises an upper heating cover assembly (17) and a lower heating cover assembly (20), wherein the upper heating cover assembly and the lower heating cover assembly are in the shape of a circular arc and are symmetrically arranged at the outer side of an iron finishing roller (16); the upper heating cover assembly and the lower heating cover assembly consist of a cover casing (9), an inner clapboard (10), heating coils (12) and an outer clapboard (11); the heating coils (12) are arranged between the inner clapboard and the outer clapboard in a sinusoidal waveform curve; the heating coils can be externally connected with an electromagnetic induction heating controller in an electric cabinet; and an end cover is provided with a sensor for measuring the dynamic temperature of the iron finishing roller, the signal lines of the sensor are connected with a digital display screen and a power adjusting switch in the electric cabinet, and the temperature can be adjusted and controlled by adjusting the amount and the on / off of the current. The invention heats the iron finishing roller by the electromagnetic induction method from the outside, and the heat is not conducted by other materials in the whole heating process, thereby ensuring high heating speed and high thermal efficiency. Meanwhile, the invention has the advantages of good thermal insulation effect, high heat utilization efficiency, less failures and long service life.

The invention discloses a method to make fire retardant hard foam polyurethane composite plates and fire protection strips. Firstly, fire retardant polymeric sheets are made. While a polyurethane foaming machine is used to foam polyisocyanate and flame retardant premixed polyether polyol into hard foam polyurethane plates, the fire retardant polymeric sheets are compounded onto both sides of the hard foam polyurethane plates to make the fire retardant hard foam polyurethane composite plates. The method to make the fire protection strips is that polymer bonding adhesive cement is used to stick the fire retardant hard foam polyurethane composite plates on base wall; fire retardant polyurethane leveling slurry is applied on the surface layer of the fire retardant hard foam polyurethane composite plates for leveling; after the leveling layer is dried, a fire retardant finishing adhesive cement layer is applied on the leveling layer; a piece of inorganic grid cloth is laid on the fire retardant finishing adhesive cement layer; subsequently, the fire retardant finishing adhesive cement is used for leveling. The invention can effectively retard flame; the process is simple; the product is used conveniently. The fire protection strips can bring fireproof function to the complete wall with excellent fireproof effect.

The invention discloses a kind of heat-isolation and antiseptic paint and the confecting method. The paint is produced by mixing and grinding thermal plasticity acryl aicd high molecular resin, epoxy resin, paint, fillers, heat-insulation functional materials, P104S dispersant, organic bentonite anti-settling agent, BYK141 antifoam agent and solvent according to a proportion. The paint has antiseptic performance, and it has excellent sun-screening and heat-insulation functions, it applies to the heat-insulation and the preservation of car, zinc tiles, steel structure factory building, storied house roof, and chemical device pot.

The invention provides a thermal-insulating heat-preserving laminated safety glass and a manufacturing method thereof. The structure of the thermal-insulating heat-preserving laminated safety glass comprises, from top to bottom, a first glass layer, a transparent thermal-insulating coating the inner surface of the first glass layer, a polymer film and a second glass layer; or the thermal-insulating heat-preserving laminated safety glass is further provided with a gas spacing layer and a third glass layer. The manufacturing method comprises the following steps: (1) preparing the transparent thermal-insulating coating; and (2) preparing the thermal-insulating heat-preserving laminated safety glass; or preparing a thermal-insulating heat-preserving laminated safe hollow glass from the thermal-insulating heat-preserving laminated safety glass. The thermal-insulating heat-preserving laminated safety glass or thermal-insulating heat-preserving laminated safe hollow glass has good impact resistance, low shading coefficient, low thermal coefficient, low ultraviolet transmittance, high visible transmittance and low near-infrared transmittance and is capable of preventing radiant heat of the sun entering a room in summer so as to realize thermal insulation and capable of reducing indoor heat loss in winter so as to realize heat preservation.

The invention relates to a multi-medium heat storage type warming water tank, which is a warming water tank for storing heat by using media such as electromagnetic oven heated water and the like, infusing hot water by using a manual or electric water feeding device and achieving heat storage and warming by using electricity, fuel combustion, hot water of a solar water heater and geothermal water. The warming water tank comprises a warming panel, a warming cavity, a plastic or metal plate, a cotton cloth layer and a water cavity, wherein the water cavity is provided with a water inlet pipe, a water outlet pipe, a stainless iron warming plate and a special bearing rack; a heat insulation layer and a plastic (or metal) protective shell are arranged outside the water cavity; the warming water tank for hands and feet of a single person is provided with a detachable heat insulation base; a water passage of the warming water tank for feet of multiple persons is provided with a three-way pipe and a heat resistant pipe connected with a water pipe of the water cavity; and the warming water tank mainly applied to warming of households and individuals and warming of feet of multiple persons also can supply hot water and shower, the heating transfusion device type warming water tank can be used for warming, and the manual or electric water feeding device is used for feeding water to the water tank. The warming water tank has the advantages of convenient operation, safety, environmental protection, energy conservation, sanitation, warming comfortableness, duration, high utilization of heat efficiency, wide available energy and durability.

The invention provides a twin-box multifunctional vehicular battery box which comprises an inner box, an outer box, pulley sliding rails and a battery system. The twin-box multifunctional vehicular battery box is characterized in that both the inner box and the outer box are of closed box structures and mutually form a drawer type movable assembly structure, ventilation holes are arranged in an interlayer space between the inner box and the outer box, ventilation doors are mounted on the ventilation holes, and the inner box is provided with a thermal conductive plate in an interlayer. The technical requirements for the battery box of an electric vehicle, such as thermal insulation, water tightness, shock resistance, collision resistance, thermal dissipation and the like can be met, so that reliability of the battery system can be improved, and the service life of the battery system can be prolonged.

The invention relates to a preparing method of heat preservation paint with waterproof and antifouling performance. The heat preservation paint comprises aggregate, a base material, auxiliary filler and an auxiliary and is characterized in that hollow glass microspheres serve as the aggregate, the base material is silicone-acrylic emulsion, and the heat preservation paint composition comprises, by weight, 16-18 parts of hollow glass microspheres and 21-27 parts of silicone-acrylic emulsion. As the silicone-acrylic emulsion is selected, while having excellent heat preservation performance, the heat preservation paint has good waterproof and antifouling performance, and particularly fluorine-containing silicone-acrylic emulsion is selected, so that the waterproof and antifouling performance of the heat preservation paint is more excellent.

The invention discloses a rail vehicle body which is low in weight and renewable in resource, preserves heat and lowers noise. The rail vehicle body comprises a roof, end walls, a side wall and a bottom frame. The bottom frame comprises a bottom plate and a bearing structure. A vehicle main body is defined by the side wall, the roof and the bottom plate. The side wall and the roof are in fillet transition, the side wall and the bottom plate are in fillet transition, the vehicle main body is integrally formed by winding bamboo skin and resin, the end walls are fixed to the ends of the vehicle main body, and the vehicle main body is fixed to the bearing structure. The invention further discloses a preparation method of the rail vehicle body. The preparation method includes the steps of resin modification, wherein modifier and flame retardant are added to the resin; bamboo skin pretreatment, wherein the bamboo skin is subjected to water removal and antiseptic treatment, and then the bamboo skin is connected into a continuous bamboo skin belt; manufacturing of a mandrel; vehicle main body winding, wherein the bamboo skin belt winds around a mandrel in a transverse, longitudinal and spiral intersecting mode, and the modified resin is poured during winding; manufacturing of the end walls and the bearing structure; fixation of the end walls to the ends of the vehicle main body; fixation of the vehicle main body to the bearing structure.

The invention discloses a double-component external wall heat-insulating putty having a water resistance effect and a preparation method thereof. The double-component external wall heat-insulating putty is characterized by comprising a component A and a component B, wherein the component A is prepared from 10.0-20.0% of water, 30.0-40.0% of emulsion, 0.1-0.2% of multifunctional aid, 0.2-0.5% of defoaming agent, 0.2-0.4% of wetting agent, 1.0-1.5% of ethylene glycol, 1.5-2.0% of film forming aid and 0.2-0.4% of thickener; the component B is prepared from 40.0-55.0% of 425 black cement, 40.0-50.0% of hollow glass bead, 2.0-3.0% of water repellent, 3.0-6.0% of wollastonite powder, 0.6-1.0% of cellulose, 6.0-8.0% of rubber powder, 0.4-0.6% of wood fiber and 0.4-0.6% of polypropylene fiber; and when in use, the component A and the component B are uniformly mixed according to a ratio of 1:1.2. The double-component external wall heat-insulating putty is suitable for surface heat insulation of a building external wall, has a heat-insulating function, and also has water resistance, fire resistance and crack resistance functions, thereby having important meanings for external wall heat insulation and protection.

The invention provides a PTC electric constant temperature container, and relates to a heating device and a water boiling vessel. The invention aims at solving the problem of inconvenient use of the prior PTC constant temperature container. The PTC electric constant temperature container of the invention comprises PTC heating elements which are in electric and heat conducting connection to the lower side of a metallic inner bottom piece of the constant temperature container. A main body of the container adopts a double-layer thin wall stainless steel structure, a metallic liner structure or an anti-corrosion metallic inner bottom piece structure. The bottom of the container is provided with a central electrode base and a pole shoe, and a circular ring-shaped electrode base and a pole shoe which are used for connecting a power supply. The upper surface of a power supply base powering the constant temperature container is provided with a ring-shaped protrusion, the inner side and the outer side of the ring are provided with a first electrode and a second electrode respectively, and the first electrode and the second electrode are electrically connected with the central electrode base and the circular ring-shaped electrode base respectively. A power line is connected with a switch, a fuse and an LED indicating the current in series and connected with an LED indicating the switch-on of the power supply in parallel. The constant temperature container is suitable for various power supplies.

The invention discloses an intelligent electric heating kettle, which comprises a kettle body and a base. The kettle body consists of a kettle cover, a kettle mouth, a water containing tank, a handle and a power indicator lamp, the base is provided with a heating tube device, a heat-insulation switch, a temperature measurement and control device and a power line, and an intelligent power control circuit is mounted in the base and consists of an AT89S51 single chip microcomputer and a DS18B20 temperature sensor. The intelligent electric heating kettle adopts the single chip microcomputer to control a power switch, avoids normal faults of a mechanical switch, has a heat insulation function and can keep water temperature to be certain after boiling of water, the water containing tank on the kettle body can collect overflow water, safety of the base is guaranteed, and the power line is in a coil design and can be drawn out and taken in.

The invention discloses a pulverized coal burner and a boiler with the same. The disclosed pulverized coal burner comprises a heat source and an internal burning chamber, wherein the internal burning chamber ensures that an internal pulverized coal flow has a predetermined excess air coefficient; the heat source is positioned in the internal burning chamber; the internal burning chamber is provided with an inlet, a long cylindrical main burning chamber and an outlet; the heat source can ignite pulverized coal which passes through the internal burning chamber and ensures that the pulverized coal reducibly burns in the internal burning chamber; preferably, the internal burning chamber comprises the main burning chamber and a decelerating inlet section; and the sectional area of the decelerating inlet section is less than that of the main burning chamber. The internal burning chamber of the pulverized coal burner can maintain a smaller air coefficient, so reducing atmosphere is formed in the internal burning chamber; the pulverized coal reducibly burns in the internal burning chamber, so the pulverized coal flow enters a hearth in the form of high-temperature pulverized coal burning flame to improve the burning stability of the pulverized coal; meanwhile, the reducing burning can also convert a nitrogen element into a reducing intermediate product, so that fuel type nitrogen oxides are prevented from being produced.

The invention relates to a preparation method of a functionalized plant fiber plaster material. The preparation method comprises the steps of: firstly, conducting semi-carbonization treatment to plant fiber to obtain modified plant fiber, and then evenly mixing the modified plant fiber, a plaster, a water-reducing agent, an air entraining agent, a gas-forming agent, a thickener, lime and cement, to obtain the functionalized plant fiber plaster material. The preparation method has the beneficial effects of being large in waste consumption quantity and strong in product functionality, as well as the advantages that 1) the maximum plant fiber consumption quantity can achieve 50%, thus being conductive to saving resource consumption in the production process of products; 2) after being modified, the plant fiber integrates the toughness and strong adsorbability, the porosity and specific surface area of the material can be increased, from the basic phase (plaster and semi-carbonized fiber) to the internal structure of the material all have certain humidifying and heat-preserving functions, and compared with the existing energy-saving material, the functionalized plant fiber plaster material is high in waste utilization rate, and strong in functionality, and the product can obtain good properties of fracture resistance, moisture absorption, heat preservation and the like.

The invention relates to a multifunctional wall cloth and a manufacturing method thereof. The multifunctional wall cloth is mainly used for solving the technical problems that the present decorative material only has a decorative effect and does not have functionality. The multifunctional wall cloth is characterized by comprising a decorative layer and a heat-insulating layer, wherein a bonding layer is arranged between the decorative layer and the heat-insulating layer; the decorative layer and the heat-insulating layer are integrally bound through the bonding layer; and the decorative layer is spun by using chemical fibers, cotton, flax and viscose. When the decorative layer is dyed, the following materials by weight percent are added into a dyestuff: 1-5% of nanometer silver antibiotic finishing agent, 3-10% of three-proofing additives, 25-35% of halogen-free fire retardants, 0.5-2% of antistatic agents and 1-8% of nanometer titanium dioxides; the materials are dried by using a 30 yards / hour molding machine and the drying temperature is at 180-230 DEG C; the heat-insulating layer is formed by spinning polypropylene fibers, viscose and three-dimensional crimp hollow fibers and 10-15g / m<2> cannabinol is sprayed on the surface of the heat-insulating layer; and then the decorative layer and the heat-insulating layer are fixedly bound through adhesive agents.

The invention discloses a vacuum insulating board insulation decorative dry hanging system and a construction method thereof. The vacuum insulating board insulation decorative dry hanging system comprises a base layer wall body, an insulating layer, a decorative layer, an anchoring piece and a connecting piece, wherein the insulating layer is arranged outside the base layer wall body; the decorative layer is arranged outside the insulating layer; an air layer is formed between the insulating layer and the decorative layer; the base layer wall body is fixedly connected with the insulating layer through the anchoring piece; the base layer wall body is fixedly connected with the decorative layer through the connecting piece. The vacuum insulating board insulation decorative dry hanging system has functions of thermal insulation and fire protection, no wet work exists in the field, and the system can be dismounted and recycled, and belongs to an environmentally friendly, energy-saving and green building system. Main components of the vacuum insulating board insulation decorative dry hanging system are produced in plants, field construction steps are simple, and the operability is high.

The invention discloses a heat-preservation moisture-absorption sweat-releasing fabric which is characterized in that fibers of hollow tissue structures and a method for producing the fabric are adopted. The heat-preservation moisture-absorption sweat-releasing fabric has the moisture-absorption sweat-releasing effects as well as the heat preservation function. According to the heat-preservation moisture-absorption sweat-releasing fabric, the capillary effect is larger than 10cm / 30min, the air permeability is larger than 650mm / s, the moisture evaporation rate is larger than 16% / 30min, and the heat conversion rate is larger than 12m<2>K / (W / min).

The invention discloses a solar off-grid power station roof which comprises a reticular truss frame, a support frame, insulating photovoltaic tiles and a collecting tank, wherein the reticular truss frame can adapt to internal bending moment and shearing force distribution through the reasonable arrangement of upper and lower chord members and web members and can satisfy the requirement for supporting a large-area roof; the support frame has higher rigidity, can support a heavier object, and comprises a second support part on which an insulating wall plate with the insulating function is arranged; each insulating photovoltaic tile comprises a connecting frame with fastening parts that are convenient for mutual connection of the insulating photovoltaic tile; the end parts of the upper groove edge of a first groove formed on the inner side of each connecting frame incline to the inner side of a groove mouth to achieve a clamping function, so that the photovoltaic tiles are mounted more firmly; insulating layers with the insulating function are arranged; the collecting tank is used for collect rain water on the roof for centralization utilization; and the collecting tank is provided with an insulating layer with the insulating function. The whole solar off-grid power station roof has a reasonable structure, is convenient to assemble and has the insulating function.

Water retaining agent for edible fungi is prepared from raw materials including, by weight, from 40 to 80 parts of super-absorbent resin, from 50 to 60 parts of humate, from 10 to 20 parts of deionized water, from 10 to 20 parts of acrylic acid, from 2 to 4 parts of calcium hydroxide, from 30 to 40 parts of trace elements and from 20 to 30 parts of plant growth regulator. Moisture can be repeatedly released and absorbed, and certain heat-insulation and breathability functions are realized. Nutritious matters required by growth of the edible fungi can be provided, simultaneously, the edible fungi are urged to absorb moisture, and the price of products is low. The water retraining agent is wide in application range, and is applicable to material mixed and bagged cultivation of edible fungi, including oyster mushroom, shitake mushroom, ganoderma lucidum, coprinus comatus, pleurotus eryngii, pleurotus nebrodensis, agrocybe chaxingu, hypsizygus marmoreus, needle mushroom, agaric, hericium erinaceus, agaricus bisporus, button mushroom and the like.

The invention discloses an intelligent high-speed high-precision 3D printer and mainly relates to the technical field of 3D printing. The intelligent high-speed high-precision 3D printer comprises a machine shell, a Z-axis movement mechanism, a Y-axis movement mechanism, an X-axis movement mechanism and an extruding machine. The machine shell is of a sealed structure and comprises an internal frame and an external shell. The Z-axis movement mechanism comprises Z-axis guide rails, Z-axis lead screws, a Z-axis stepping motor, a Z-axis synchronous pulley and a benchmark platform. The Y-axis movement mechanism comprises Y-axis guide rails, Y-axis lead screws, a Y-axis stepping motor, a Y-axis synchronous and a supporting frame. The X-axis movement mechanism comprises X-axis guide rails, X-axis lead screws, a spray head frame and an X-axis stepping motor. The intelligent high-speed high-precision 3D printer has the advantages that high stability is achieved, high-precision printing can be achieved in the high-speed printing process, it is facilitated to take out a printing model, equipment operation noise can be lowered, and harm, caused by toxic polymeric particles generated in the printing process, to the human body can be avoided.

The present invention provides a health-care moisture-proof computer bag, comprising a bag body with an opening, a handle close to the opening, and a zipper for opening and closing the opening; the bag body comprises an inner layer, an outer layer and an insulation layer positioned between the inner layer and the outer layer, and the outer layer (14) is covered with a moisture-proof layer that is 1-2 mm in thickness. Compared with the prior art, the Health-care moisture-proof computer bag has the advantages that the computer bag is moisture-proof and ensures that a computer is not easily damaged in moist environment.

The invention relates to a transversely inserted and close-spaced all-glass vacuum heat pipe combined heat-collecting pipe type solar collector, which comprises a water tank, all-glass vacuum heat pipe combined heat-collecting pipes, a fixing bracket and a propping tailstock. The liner of the water tank is provided with a water inlet and a water outlet, the water tank is vertically fixed on one end of the bracket, the same sides of the outer barrel, a heat insulation layer and the liner of the water tank is provided with holes with the same axis which are used for inserting the all-glass vacuum heat pipe combined heat-collecting pipes, or the water tank is vertically fixed in the middle of the bracket, two sides of the outer barrel, the heat insulation layer and the liner of the water tank are provided with holes with the same axis which are used for inserting the all-glass vacuum heat pipe combined heat-collecting pipes, the necking reducer pipe head is inserted in the seal ring on the pipe orifice of the liner, and the tail end of each all-glass vacuum heat pipe combined heat-collecting pipe is propped through the propping tailstock on the tail propping box of the bearing fixing bracket, thereby achieving the vertical and close-spaced arrangement of the all-glass vacuum heat pipe combined heat-collecting pipes. The invention improves the stability and the durability of the solar water heater, thereby achieving the perfect combination with the building. Moreover, the solar collector not only has the function of heat collecting, but also has the function of heat insulation and can be used as a building material.

The invention discloses an insulating composite assembly board methane fermentation tank, which comprises an assembly tank wall body formed by fixedly splicing assembly boards. Stirrups are arranged on the circumference of the assembly tank wall body; joints between the stirrups and the assembly boards are fixed together through bolts, and the joints are sealed by adopting sealing materials; the assembly boards respectively consist of a middle base layer, a covering layer and an insulating layer, wherein the covering layer and the insulating layer are respectively arranged at both sides of the base layer, the base layer is made of carbon steel, and the covering layer is made of stainless steel; the assembly boards are rectangular; bolt holes are arranged at four sides of each assembly board; the stirrups are respectively made of hot galvanizing angle steel; each layer of adjacent stirrups along the peripheral direction of the assembly tank wall body are connected through a stirrup connecting piece; both sides in the length direction of the corresponding assembly board are respectively provided with a row of bolt holes; both sides in the width direction of the corresponding assembly board are respectively provided with two rows of bolt holes in parallel; and the lower end of the assembly tank wall body is fixedly connected with an embedded steel board in a concrete foundation. The insulating composite assembly board methane fermentation tank disclosed by the invention has the advantages that the corrosion is resisted; the installation rate is high; the service life is long; the reusability is high; processes can be reduced; and the construction period is shortened.

The invention relates to a preparation method for a humidity adjusting fiberboard, which comprises the following steps: A), mixing sodium carboxymethyl cellulose, sodium polyacrylate, diatomaceous earth, glycol glycidyl ether and deionized water, adding hollow fibers and continuously mixing well; B), pressing the mixture prepared in A) into a sheet and drying the sheet; and C), placing the dried fiberboard in salt solution of a certain concentration, immersing the fiberboard for a certain period, and drying the fiberboard to obtain the humidity adjusting fiberboard. Compared with the existinghumidity adjusting plate, the invention has the following advantages that: 1), the humidity adjusting fiberboard has high speed of response to humidity and high moisture content; 2) humidity adjusting fiberboards with different target levels of humidity can be prepared according to different proportions of inorganic salts; 3) the preparation is simple, the cost is low and the effect is good; 4) the humidity adjusting fiberboard is non-toxic, harmless and non-polluting for the environment and complies with development trends of environmental protection; and 5) the functions of automatic humidity adjustment and thermal insulation can be achieved at the same time.

The invention belongs to the technical field of building wall space decoration, and relates to an installation method of building wall space facing materials. The installation method comprises the following steps that a face plate is manufactured, tilted grooves or tilted grooves and straight grooves are formed in design positions of the face plate, and back bolts are formed in the face plate for installation of blind holes; a metal pendant is mounted; filing materials are directly foamed or pasted on the reverse side of the face plate where the pendant is mounted; the manufactured facing materials are mounted on a wall through expansion screws, and sealant is fully filled in the cap between adjacent facing materials. The installation method has the advantages that the facing materials are good in various mechanical properties, good in heat preservation, low in production cost, and small in the amount of stones and steel frameworks; compared with a traditional dry hanging method, the installation method saves cost by 40-50%, saves a construction period rate by about 60%, reduces the weight ratio by about 50%, and is suitable for indoor and outdoor wall decorative construction methods of new and old buildings.

The invention discloses an energy-efficient meat electric oven which comprises an oven body, wherein the right side of the oven body is fixedly connected with an object storage box; an inner oven is arranged in the oven body; a driving motor is arranged at the bottom of the oven body; the inner bottom of the inner oven is fixedly connected with an electric lifting device; the top of the electric lifting device is connected with a telescopic rod; the top of the telescopic rod is fixedly connected with a turntable; a sleeving connection piece is arranged on the telescopic rod in a sleeving manner; the sleeving connection piece is connected with the telescopic rod in a sleeving manner; the lower surface of the turntable is fixedly connected with an electric push rod; a sliding chute is formed in the lower surface of the turntable; the sliding chute is internally connected with a sliding block in a sliding manner; and the electric push rod is connected with the sliding block. According to the energy-efficient meat electric oven, reduction of the baking efficiency due to piling of meat is avoided; furthermore, the electric oven has a heat preservation function, and the meat baking efficiency is improved; before being baked, the meat is preheated, so that the heat and the time for baking of the meat are reduced, and the energy-efficient meat electric oven is convenient to use; and the electric oven can treat and then discharge lampblack gas and is favorable for environmental protection.

The invention discloses a multifunctional ready-to-drink warm and hot dual-purpose phase change thermal storage energy-saving water boiler which comprises a water magnetizer, a cylindrical four-pipe type stacked spiral pipe phase change heat exchanger, a boiled water heating tank, a boiled water storage tank and a warm water tank.The phase change heat exchanger comprises a low-temperature water inflow main pipe, a low temperature water backflow main pipe, a boiled water inflow main pipe and a warm water outflow main pipe.The water boiler aims to solve the problems of frequently-seen repeatedly-boiled water, unboiled water and boiled water, inconvenience in drinking very hot water and energy waste and the like in a conventional water boiler.The water boiler can provide hot water and warm boiled water for users on various sites and save energy and is environmentally friendly, convenient and healthy; a water level, temperature and water flow probe multi-group signal collection and warning system is adopted to intelligently control a water pump and a solenoid valve and the like.The water boiler is high in practicality, efficient conversion of warm water and hot water is achieved on the premise of energy saving, and convenience is provided for users.

The invention relates to a disassembly-free prefabricated concrete thermal-insulation wall formwork, and belongs to the technical field of building materials. The wall formwork comprises a thermal-insulation formwork body, the outer side of the thermal-insulation formwork body is a concrete protection layer, and the thermal-insulation formwork body is connected with concrete on the outer side through a steel wire net frame. The thermal-insulation formwork body, the concrete protection layer and the steel wire net frame are connected into a whole in an adhesive mode, the other side is an inner concrete protection layer, a steel wire flat net is arranged inside the inner concrete protection layer, and multiple trapezoid cone frustums are evenly distributed on one side of the surface. The inner concrete protection layer and the outer concrete protection layer are connected into a whole through opposite-pulling sleeve threaded rods.