159results about How to "With heat insulation effect" patented technology

The invention relates to energy-saving leveling putty powder, which is characterized by being prepared from the following raw materials in percentage by weight: 20 to 30 percent of white cement, 5 to 10 percent of gray calcium powder, 40 to 60 percent of heavy calcium carbonate powder, 5 to 15 percent of 50 to 100-mesh light sand, 0.1 to 1 percent of reinforcing fiber, 0.1 to 1.5 percent of polyvinyl alcohol, 0.1 to 1.8 percent of cellulose and 1 to 3 percent of polymer powder, wherein the light sand is polyphenyl particles, vitrified micro bubbles or expanded perlite; the reinforcing fiber is 2-mm polypropylene fiber; and the cellulose is carboxymethyl cellulose. The energy-saving leveling putty powder has the characteristics of high strength, high water resistance, no toxicity or odor, yellowing resistance and the like; moreover, by adding the light sand with heat preservation and thermal insulation function, the putty powder has the obvious characteristics of light weight, heat preservation, high thermal insulation, abrasion resistance, corrosion resistance, high electric insulating performance, radiation protection and the like, while the basic performance is ensured.

The invention discloses a multipurpose cap-shape valve respiratory valve, comprising a valve seat, a valve core and a fixed sleeve; the valve core is of cap shape and made of elastic rubber; the cap rim of the valve core is fixed between the valve seat and the fixed sleeve; the cap body is sheathed in the central hole of the valve seat or the fixed sleeve; furthermore, the top of the cap of the valve core is provided with at least two lancings so that at least one valve clack is formed at the top of the cap. the lancings are distributed all around in a radial pattern from the axle center projected at the top of the cap to form a taper angle shape valve clack, or a C shape, V shape, U shape or opening polygon shape valve clack to cause the end part projected at the top of the cap to form a flip-shell valve clack or cause the lateral side projected at the top of the cap to form at least two valve clacks. The invention has the advantages of simple structure, few faults, long service life, low manufacturing cost, multiple functions and extensive usage, is favorable for environment protection, and has good social and economical benefits.

The invention discloses a water-base heat insulation coating with good heat insulation property. The raw material of the invention comprises the components and the weight ratios of the components are as follows: 30 per cent to 40 per cent of elastic modified acrylic emulsion (water-base), 5 per cent to 7 per cent of epoxy resin (water-base), 3 per cent to 5 per cent of ethylene glycol, 10 per cent to 15 per cent of hollow glass bead, 8 per cent to 12 per cent of functional filler, 15 per cent to 20 per cent of kaolin, 0.8 per cent to 1.2 per cent of French chalk, 0.5 per cent to 0.7 per cent of dispersant, 0.3 per cent to 0.5 per cent wetting agent, 0.4 per cent to 0.6 per cent of antifoamer, 0.1 per cent to 0.3 per cent of antibacterial agent, 0.2 per cent to 0.4 per cent of mildewproof agent, 1.5 per cent to 2.5 per cent of flatting agent, 0.8 per cent to 1.2 per cent of thickener and 8 per cent to 12 per cent of water. The invention also discloses a production method of the water-base heat insulation coating, which is that the stirring speed of the motor is less than 900r / h during adding the hollow glass bead. The invention has little toxin and is beneficial for the environment protection, and has better heat insulation effect because of the heat reflection of the hollow bead and the hollow heat insulation effect and improves the energy saving property obviously.

The invention discloses a ytterbium-doped nano-waterborne ATO heat-insulated slurry and a preparation method thereof; the method is that 5 to 40 percent by weight of the ATO heat-insulated slurry of nano-ATO powder, 55 to 95 percent by weight of the ATO heat-insulated slurry of deionized water, 3 to 5 percent by weight of the ATO powder of Yb2O3 powder, and 2 to 8 percent by weight of the ATO powder of dispersant are pre-dispersed by stirring or ultrasonic shattering, and the pre-dispersant is ground and dispersed to obtain the ytterbium-doped nano-waterborne ATO slurry. The prepared slurry has 5 to 40 percent by weight of solid content, and the average particle size of the powder in the slurry is 70 to 100nm. The method adopts wet milling technology, and prepares nano-waterborne ATO slurry simply and efficiently, which is suitable for continuous operation and mass production. The slurry has adjustable solid content and high stability with at least 6 month preservation period at room temperature; the slurry can be widely used as heat insulation agent and antistatic agent of glass window, etc.

The invention relates to a heat insulation type film solar battery structure which comprises a film solar battery and low-radiation glass, wherein the low-radiation glass is connected with the film solar battery and is arranged at the back light side of the film solar battery. The invention can lower thermal radiation entering a room greatly by arranging the low-radiation glass, thus avoiding theincrease of the indoor temperature and saving energy needed by temperature reduction.

The invention belongs to an air-purifying type wood floor which mainly comprises a floor body, wherein vent grooves are formed on the upper end face of the floor body at intervals; filter chambers are arranged in the lower end face of the floor body; ventilating holes penetrate through the vent grooves and the filter chambers; the filter chambers are internally provided with active carbon filter blocks; a breathable layer seals the filter chambers and the lower end faces of the active carbon filter blocks in the filter chambers; and an air breathing structure is arranged at the lower end of the lower end face of the floor body. The air-purifying type wood floor has double functions of air purifying and sound insulation, can be popularized and used, and has the advantages that the wood floor is simple in structure and reasonable in design; no energy source is wasted; the contact area between active carbon and air is large; the manufacturing and use cost is low; and the wood floor is soft and elastic when in use.

The invention relates to an automobile with a one-time formed plastic shell. The automobile comprises an automobile body and a chassis, wherein the automobile body is a hollow double-layer plastic shell which is integrally formed at one time by a rotational molding process and is provided with an automobile door installation hole and an automobile window installation hole in advance; a plurality of contact reinforcing ribs are formed between an inner-layer wall body and an outer-layer wall body of the hollow double-layer plastic shell; a plurality of convex reinforcing ribs are formed on the external surface of the outer-layer wall body or the inner-layer wall body of the hollow double-layer plastic shell; a chassis embedding groove is formed at the lower end of the external surface of the inner-layer wall body of the hollow double-layer plastic shell; a plurality of threaded sleeves are embedded into the chassis embedding groove; the chassis is embedded into and in threaded connection with the chassis embedding groove; the external surface of the inner-layer wall body of the hollow double-layer plastic shell is provided with door post embedding grooves on two sides of the automobile door installation hole; and the upper end of the chassis is fixedly provided with door posts inserted into the door post embedding grooves. The automobile has the advantages of high strength and surface performance, light body weight, low cost and the like, and is easy to manufacture and convenient to assemble.

The invention relates to the field of fish survival keeping transportation, in particular to a fish ice temperature water-free survival keeping transportation device. The device comprises a box body, a box cover, an oxygen inflating hole and a fish bed, wherein the box body is in a double-layer structure, the box cover is matched with the box body and is movably connected with the box body, the oxygen inflating hole is positioned at the bottom of the side surface of the box body, and the fish bed is positioned inside the box body and is matched with the box body. The fish ice temperature water-free survival keeping transportation device is characterized in that the fish bed is at least in one layer, the double-layer box body comprises an outer layer box body made of thermal isolation materials and an inner layer box body made of heat insulation materials, the thermal isolation materials are composite materials made of aluminum foils and kraft paper, the heat insulation materials are rock wool, and polystyrene foam plastics are arranged between the outer layer box body and the inner layer box body. The fish ice temperature water-free survival keeping transportation device has the advantages that the structure is simple, convenience and practicability are realized, the survival keeping transportation device is suitable for large-scale industrialized production, the energy consumption is not needed, the cost is reduced, and the survival rate of fish bodies is high.

The invention provides a touch panel assembly structure. Based on the existing assembly structure, a long-strip film and a cushioning material layer are added, and the touch panel can be easily separated from a display panel when being disassembled by using the low viscosity of an adhesive tape. The shortcoming that the touch panel cannot be easily separated from the display panel due to the viscosity of a double-sided adhesive tape in the prior disassembly process, the panel has no residual adhesive left after being disassembled, and the touch panel can avoid from being damaged during the disassembly process, so that the touch panel can be repeatedly assembled.

The invention discloses a high-strength, wear-resistant and quick-change preform, belonging to the field of refractory material. The high-strength, wear-resistant and quick-change preform disclosed by the invention contains components in the following parts by weight: 10-30 parts of mullite, 10-25 parts of silicon carbide, 10-20 parts of waste silicon-mullite bricks, 10-20 parts of a homogenizing material, 10-25 parts of a waste iron hook material, 5-15 parts of mullite hollow spheres, 3-8 parts of alumina powder, 3-6 parts of silica micropowder and sodium tripolyphosphate occupying 0.08-0.2% of the total. The high-strength, wear-resistant and quick-change preform disclosed by the invention is good in wear resistance and thermal shock stability, simple in construction, convenient in detachment, long in life, low in cost and especially suitable for being used in cement kiln.

The invention relates to the field of cabinets and particularly discloses an equipment cabinet applied to a campus. The equipment cabinet comprises a cabinet body, wherein the inside of the cabinet body is fixedly connected with a partition plate; the partition plate partitions the cabinet body into a first bin and a second bin; the first bin comprises a warning board, an airbag capable of pushingthe warning board and an electromagnet electrically connected with an inner wall of the cabinet body; the airbag communicates with a discharge pipe; the discharge pipe is provided with an air pressure valve; a cylinder body and a stepper motor are arranged in the second bin; the inside of the cylinder body is connected with a piston in a sliding manner; the piston is connected with a piston rod;an air inlet pipe communicates between the cylinder body and the side wall of the second bin; an air outlet pipe communicates between the cylinder body and the airbag; the stepper motor is connected with a power supply line; the power supply line comprises an iron switch corresponding to the electromagnet; a second spring is connected between the iron switch and the partition plate; the stepper motor is connected with a rotating shaft; and the rotating shaft is coaxially connected with a cam for pushing the piston rod. The equipment cabinet has a leakage warning function and also has heat dissipation and dust removal functions.

The invention provides a glass fiber / PVC (polyvinyl chloride) composite membrane material. The glass fiber / PVC composite membrane material comprises a first PVC membrane layer, a second PVC membrane layer, a glass fiber base fabric layer and a third PVC membrane layer from bottom to top in sequence, wherein the second PVC membrane layer is a black PVC membrane layer. The invention also provides a preparation method for the glass fiber / PVC composite membrane material. The glass fiber / PVC composite membrane material provided by the invention has good shading and thermal insulation performances on the premise of ensuring good comprehensive color fastness and combustion performances. The preparation method for the glass fiber / PVC composite membrane material, provided by the invention, is simplified in the process and easy to perform.

The invention provides concrete anti-radiation coarse aggregate, an anti-radiation heat insulation plate comprising the aggregate and a preparation method of the anti-radiation heat insulation plate.The method comprises the steps of preparing the concrete anti-radiation coarse aggregate from serpentine acid-leaching slag, red mud and barite powder, and then preparing the anti-radiation heat insulation plate in a four-layer structure. The heat insulation plate has performance such as heat insulation, sound insulation, flame retardance and light weight.

The invention discloses a preparation method of environmentally-friendly interior wall putty powder. The preparation method comprises the following steps: S1. performing gelatinization treatment on cassava starch through a conventional method to obtain gelatinized cassava starch for future use, and treating calcium bentonite through sodium carbonate to obtain sodium bentonite for future use; S2. putting the following ingredients into a diffuser provided with a stirrer: 15-18 parts of white cement, 3-5 parts of sierozem powder, 6-8 parts of gelatinized cassava starch, 22-26 parts of heavy calcium carbonate powder (320 meshes), 3-5 parts of expanded perlite (200 meshes), 1.5-2.5 parts of polypropylene fiber (3-5mm), 2-4 parts of polyvinyl alcohol, 2-3 parts of sodium carboxymethyl cellulose, 2.5-3.5 parts of three-grade fly ash, 5-7 parts of sodium bentonite and 1-2 parts of sodium fluosilicate, and stirring the ingredients for 10-20 minutes; and S3. adding 2-4 parts of dispersing agent, 0.4-0.6 parts of antifoaming agent and 0.2-0.4 parts of parts of mildew preventive, and stirring for 30-40 minutes. The putty prepared by the preparation method disclosed by the invention is anti-cracking, free of peeling, dropping and toxic and harmful substances and is capable of properly perfecting the environmental quality.

The invention discloses a making method decomposable material to make container of cultivated plant, which consists of 55-80% built material and 20-45% built gel, wherein the built material is composed of 8-15% kaolin, 28-50% pearlite, 10-20% wood dust or chaff, 0-2% composite fertilizer and 2-8% bamboo or paper suede; the built gel contains 1-2% starch, 14-38% low-free aldehyde-urea-aldehyde resin, 2-5% nontoxic soluble gel, 1-6% plasticizer and 1-2% liquid wax; the plant cultivating bulk is composed of upper and lower overlapping sub-bulks and mother bulks; the mother bulk is sealed container with open top; the sub-bulk is open container with 2-10 vent holes on the bottom, which is set in the hole of mother bulk.

The invention discloses an interior wall reflection and heat insulation coating and a preparation method thereof. The coating comprises, by weight, 20-35 parts of a modified polyurethane emulsion, 0.1-0.2 part of a PH adjusting agent, 0.4-0.8 part of a dispersing agent, 0.3-0.6 part of a defoaming agent, 0.1-0.3 part of a wetting agent, 1-2 parts of an antifreezing agent, 1-3 parts of a coalescing agent, 0.5-2 parts of a thickening agent, 0.05-0.15 part of a corrosion remover, 5-20 parts of titanium dioxide, 5-25 parts of coarse whiting and 5-15 parts of water. The interior wall reflection and heat insulation coating can be cooperated with an exterior wall reflection and heat insulation coating and an exterior wall heat insulation and preservation board, a building is helped to have the better heat insulation and insulation effect, and the building saves more energy and is more environmentally friendly. Meanwhile, the problem that the stability is poor due to the fact that hollow heat insulation materials are added in other reflection and heat insulation coatings is well solved.

A device provided with a heat and light insulating guide film comprises a carrier formed by combining one or more bearing devices capable of adjusting the incident light intensity, the angles of the bearing devices can be adjusted, the bearing devices are like blades on a blind window, the blades can be provided with heat and light insulating guide films. The heat and light insulating guide film is mainly composed of a multi-layer film and a surface structural layer, the multi-layer film is composed of a plurality of layers of film bodies made of macromolecule polymer materials, the adjacent film bodies have different refractive indexes, optical bands to be reflected can be controlled by adjusting material components and thickness of the film, and the surface structural layer is combined to one side of the multi-layer film and used for guiding the path of a light ray irradiated into the heat and light insulating guide film. The heat and light insulating guide films are combined with the blind window, the angle of the light ray irradiated into the heat and light insulating guide film can be adjusted according to demands, and the functions of the thermal insulation, dazzling prevention and lighting are provided.

The invention discloses a heat insulation shopping bag. The heat insulation shopping bag comprises a double-layer structure which respectively comprises an outer bag positioned on an outer layer and an inner bag positioned in an inner layer. A plastic foam heat insulation layer and a freezing medium layer are sequentially arranged between the inner bag and the outer bag. Accordingly, due to the fact that the inlayer structure serves as a heat insulation shopping bag main body, the plastic foam heat insulation layer adheres to the outer bag, and the freezing medium layer adheres to the inner bag. Accordingly, on one hand, the plastic foam heat insulation layer has heat insulation effects and can well keep the low-temperature environment of the heat insulation shopping bag through the freezing medium layer; on the other hand, and the freezing medium layer can directly provide the low-temperature preservation environment for frozen fresh-keeping foods in the inner bag. The heat insulation shopping bag greatly prolongs unfreezing time of the frozen foods, and freezing and preservation of commodities are effectively guaranteed.

The invention discloses a thermal-insulating heat-preserving flame-retardant coating for the exterior wall of a building and a preparation method thereof. The thermal-insulating heat-preserving flame-retardant coating comprises the following raw materials: epoxy acrylate resin, amino resin, expanded vermiculite, hollow glass beads, rutile titanium dioxide, sodium hexametaphosphate, a flame-retardant charring agent, ammonium polyphosphate, a preservative, an antifoaming agent, a dispersant, a leveling agent, a thickening agent, a film forming agent, glycerol and deionized water. The coating ofthe invention has good thermal insulation, heat preservation and flame retardation effects and has the characteristics of good adhesion, good anti-corrosion performance, difficulty in aging and falling off, long coating period and the like.

The invention provides a 3D printing molding material which consists of the following components: graded modified aluminum oxide powder, yellow dextrin powder and an adhesive, wherein the adhesive accounts for 5-50% of the mass of the molding material; the amount ratio of the graded modified aluminum oxide powder to the yellow dextrin powder is (65-97):(15-25). An aluminum oxide ceramic made of the molding material after sintering is of a micro-pore structure which is high in pore rate, uniform in aperture and controllable in distribution, in addition, the sintering shrinkage rate of the material is low, the size and the shape of the material can be maintained, and cracking can be avoided.

The invention provides a turnover barbecue which comprises two vertical side plates, a platform plate, a strip-shaped charcoal oven and a turnover frame. Movable slide grooves are correspondingly formed in the opposite inner sides of the two vertical side plates; the strip-shaped charcoal oven is transversely mounted on the platform plate; the turnover frame comprises two strip-shaped face plates,a center shaft and four steel mesh clamping units, and the four steel mesh clamping units are used for clamping foods; the center shaft is transversely fixed to positions between the two strip-shapedface plates; a support shaft is arranged on the outer side of each strip-shaped face plate; slide rollers are arranged on shaft heads of the support shafts; the two slide rollers are embedded in themovable slide grooves in the two vertical side plates; the four steel mesh clamping units are mounted on the center shaft. The turnover barbecue has the advantages that the turnover frame can be integrally turned over, and accordingly the turnover barbecue is beneficial to uniformly barbecuing the front and back surfaces of the foods; the turnover frame can move out to reach a position above the strip-shaped charcoal oven, accordingly, oil brushing, turnover and ingredient scattering operation and the like can be facilitated, and the barbecue efficiency can be effectively improved.

The invention discloses a high-performance electronic cigarette atomizer, which comprises an atomizer shell and a cigarette holder, an oil storage groove is formed in the atomizer shell, a smoke channel is formed in the oil storage groove, a filtering groove is formed in the upper end of the smoke channel, and a filtering plate is arranged at the upper end of the filtering groove; the cigarette holder is arranged at the upper end of the filtering plate, an anti-seepage ball is arranged below the filtering groove, anti-seepage cotton is arranged below the anti-seepage ball, an oil outlet pipe is arranged below the oil storage tank, an oil leakage film is arranged in the oil outlet pipe, and oil leakage holes are formed in the oil leakage film; and micro fans are arranged on the left side and the right side of the oil outlet pipe. According to the high-performance electronic cigarette atomizer, redundant tobacco tar can be adsorbed through the arranged impermeable cotton, the situation that the tobacco tar enters the oral cavity of a user by mistake is avoided, meanwhile, the adhesion degree between the atomizer shell and an electronic cigarette can be improved through the attraction magnet, and the atomizer shell is prevented from falling off.

The invention provides a device for detecting equivalent thermal resistance of a heat preservation and insulation thin material. According to the device, a heating source is arranged in a lower-layerbox body, and an upper-layer box body is divided into a first test cavity and a second test cavity which have the same size and are independent of each other by a partition plate so that the two testcavities are independent of each other, the heat sources are the same and stable, errors caused by different heat sources are eliminated, the test box is sealed, heat exchange between the heat sourcesand the outside in the test box is isolated, and the stability of test results is guaranteed. When the device is used for detection, weather and other environmental factors do not need to be considered, the detection method is simple, chemical analysis for authenticity identification is not needed and time and labor are saved.

The invention relates to a garbage incinerator body with a high heat-insulating performance. The garbage incinerator body comprises a body which is cylindrical and is vertically arranged. The body is formed by a metal casing and a refractory brick layer positioned on the inner side of the metal casing, and high-temperature-resistant fillers are arranged between the metal casing and the refractory brick layer. The garbage incinerator body is characterized in that heat-insulating cotton is arranged on the outer side of the metal casing, and colored steel plates are arranged on the outer side of the heat-insulating cotton. Punching angle steel is arranged between the colored steel plates and the metal casing and is evenly distributed along the circumferential direction. The garbage incinerator body has the good heat-insulating performance.

The invention provides an internal wall flexible-handfeel villus stone-like coating and a preparation method thereof. The internal wall flexible-handfeel villus stone-like coating is prepared by mixing the following components in parts by weight: 82-113 parts of deionized water, 1-2.5 parts of hydroxyethyl cellulose, 0.5-1.5 parts of a pH regulator, 3-8 parts of a dispersing agent, 1-3 parts of awetting agent, 1-3 parts of an anti-foaming agent, 3-8 parts of an anti-freezing agent, 1-3 parts of a preservative, 2-5 parts of a mould inhibitor, 100-240 parts of villus powder, 100-200 parts of elastic silicone acrylic emulsion, 4.5-10 parts of a coalescing agent, 1-3 parts of a thickening agent and 400-700 parts of natural color sand. The internal wall flexible-handfeel villus stone-like coating provided by the invention has the characteristics of good handfeel and visual effect, high density, flatness, high scratch resistance, resistance to cracking and condensation, and ability of adjusting indoor temperature.

The invention discloses a thermal insulation coating. The thermal insulation coating is prepared from the following raw materials in parts by weight: 8-10 parts of foamy carbon with modified sealed holes embedded with hollow nanoparticles, 3-5 parts of a hydrophilic molecular sieve, 30-40 parts of amino-terminated hyperbranched polybenzimidazole, 10-20 parts of sulfonated polybenzimidazole, 30-40parts of an inorganic filler, 2-4 parts of a defoaming agent, 1-3 parts of a dispersing agent and 10-15 parts of a solvent. The invention also provides a preparation method of the thermal insulation coating. The thermal insulation coating provided by the invention is excellent in comprehensive performance, better in thermal insulation effect, better in performance stability and water resistance, stronger in adhesive force with a base material and longer in service life.

The invention discloses a waterborne fluorocarbon heat insulation paint having a heat insulation effect and a preparation method thereof, and relates to the field of paint. Thus, the technical problems of poor heat insulation effects of existing paint, poor corrosion resistance and massive harmful substance volatilizing can be solved. The paint is prepared by deionized water, a fluorocarbon emulsion, a dispersing agent, a pH conditioning agent, an antifoaming agent, an emulsifier, a thickening agent, a pigment and filler, glass beads, an organic solvent and a film forming auxiliary. The methodincludes one, putting the deionized water, the dispersing agent, the antifoaming agent and the organic solvent into a dispersing tank, performing uniform stirring, and successively putting the pigment and filler and the glass beads under a stirring state; and two, adding the fluorocarbon emulsion, then adding the thickening agent, the pH conditioning agent, the emulsifier, the film forming auxiliary and the antifoaming agent, and performing uniform stirring, filtering, detecting and material discharging. The prepared paint has good heat insulation effects and excellent weatherability, low temperature resistance and chemical resistance; and the method is used for preparing the waterborne fluorocarbon heat insulation paint having the heat insulation effect.

The invention belongs to the technical field of highway construction, and particularly relates to a permeable pavement material and a preparation method and an application method thereof. The permeable pavement material provided by the invention comprises the following components in parts by weight: 4-5 parts of a weather-resistant epoxy resin adhesive, 85-95 parts of weather-resistant resin macadam, 2-4 parts of a reflective thermal insulation material and 0.2-1 part of fibers, wherein the epoxy resin adhesive is prepared by doping quartz sand into an epoxy resin mixture as an external forcephysical thickener. According to the weather-resistant resin permeable pavement provided by the invention, good water permeability of the permeable pavement is guaranteed, the heat conduction coefficient is reduced through a heat insulation layer, the heat insulation effect is achieved, self-cooling can be achieved, the heat island effect is prevented, and the ecological effect of the weather-resistant resin permeable pavement is brought into full play.

The invention discloses an environment-friendly heat insulation type architectural energy-saving thermal insulation material. The thermal insulation material disclosed by the invention comprises the following components by weight percent: 30-40% of elastic acrylic modified emulsion (waterborne), 5-7% of epoxy resin (waterborne), 3-5% of n-butyl alcohol, 10-15% of hollow glass beads, 8-12% of functional fillers, 15-20% of kaolin, 0.8-1.2% of talcum powder, 0.5-0.7% of a dispersing agent, 0.3-0.5% of a wetting agent, 0.4-0.6%of an antifoaming agent, 0.1-0.3% of an antibacterial agent, 0.2-0.4% of a mildew preventive, 1.5-2.5% of a flatting agent, 0.8-1.2% of a thickening agent and 8-12% of water.

The invention discloses a single-connection light energy-saving wallboard which comprises a body, wherein the body is of a platy cuboid-shaped structure; a foam layer is arranged in the middle of the body; strip-shaped grooves are respectively formed in the side faces of one long side and short sides of the body; a cuboid-shaped bulge is formed in the side face of the other long side; and the bulge corresponds to the grooves. The single-connection light energy-saving wallboard has the beneficial effects that a thermal insulation effect of the wall is increased. Therefore, energy conservation is promoted, each wall is in split joint with the grooves through the bulge, and connection stability between wallboards is improved, so that the firmness of the wall is guaranteed.