377results about How to "Play the role of heat insulation" patented technology

A hydrophobic heat-insulation coating comprises, by weight, 35-45% of an emulsion, 8-11% of a pigment, 4-7% of a heat-insulation functional filler, 10-12% of a body filler, 0.4-0.5% of a wetting agent, 1-1.5% of a dispersant, 0.5-0.6% of an antifoaming agent, 0.7-0.8% of a thickener, 1-2% of a film forming assistant, 7-10% of a hydrophobic agent, 0.3-2% of other assistants, and the balance of water. The heat-insulation functional coating prepared through coating hollow glass beads with TiO2 has the advantages of large heat resistance, low conductive coefficient, high photo-thermal reflectivity, effective reduction of radiative heat transfer and convective heat transfer and heat insulation effect, and nanometer anatase titanium dioxide has photocatalysis characteristic, effectively degrades formaldehyde, and plays a great role in solving of environment pollution and energy waste. The coating integrates the respective advantages of an aqueous coating, a hydrophobic coating and a heat insulation coating, and is a green and environmentally-friendly coating.

The invention relates to a resin-based premix and rocket engine housing synchronous thermal-curing and adhesion method, which comprises that a hot vulcanization type mixing rubber sheet coated with an adhesive is placed inside a rocket engine housing and is expanded so as to adhere to the rocket engine housing; and a resin-based premix pressed into a sheet is placed inside the rocket engine housing and is expanded so as to adhered to the hot vulcanization type mixing rubber sheet, such that the premix prepared by adopting the resin as the matrix material and adding the organic or inorganic filler and the rocket engine housing can be subjected to the synchronous one-time thermal-curing molding. The method of the present invention has the following advantages that: the direction adhesion between the resin-based premix and the rocket engine housing is reduced so as to produce the high adhesion stress and reduce the rocket engine housing wall surface temperature increasing rate, the adhesion is reliable, the strength is high, and the process is easy to perform.

The invention discloses a cutting machine for processing a tie cloth in the field of a cutting machine, which comprises a cutting table; the bottom part of a mandril is moveably provided with a firstmoving mechanism, and the bottom part of a flexible rod is provided with a cutter; bottom parts at left and right sides of the supporting bracket are connected with pressing plates; through the walking of a first walking mechanism and the matching of a motor through an active gear and a driven gear, the supporting bracket is rotated, and a second walking mechanism is matched to drive the cutter towalk and cut the cloth; the cloth cutting can be realized at different angles and positions; the pressing plates can prevent cloth from displacement in cutting, the cutting opening is flat and burr-free after cutting the cloth; the cutting quality is good and the working efficiency is high; through the flexible device, height of the bottom part of the cutter blade out of the pressing plate is changed along with the thickness of the cloth, different thicknesses of clothes can be cut.

The invention provides a submerged double-discharging magnetic driving pump for conveying liquefied natural gas. The submerged double-discharging magnetic driving pump for conveying the liquefied natural gas comprises an external high vacuum heat insulation container which is that an evaporated gas outlet is formed in the upper part of one sidewall and while a liquefied natural gas inlet is formed in the lower part of the other sidewall, and an outer sealing cover is mounted on the top part through a flange; an internal high vacuum heat insulation container is mounted inside, and an inner sealing cover is mounted on the top part of the internal high vacuum heat insulation container through the flange; a liquefied natural gas outlet is formed in the center of the inner sealing cover; an impeller housing is fixed to the inner wall of the bottom part of the external high vacuum heat insulation container by axial supporting, and an impeller is mounted to the impeller housing through a central shaft; the upper part of the impeller housing is fastened to the bottom part of the internal high vacuum heat insulation container through a fastening part; a connecting seat is mounted in the impeller housing; a central shaft is mounted in the middle part of the connecting seat through a sliding bearing and extends into the internal high vacuum heat insulation container; a submerged double-discharging magnetic part is mounted at the central shaft. The submerged double-discharging magnetic driving pump is compact and reasonable in structure, convenient to operate, high in sealing performance, safe and reliable to use, and low in vibration noise.

The invention relates to a semi-trailer for transporting high temperature billet steel, which comprises a frame, a carriage and a side fence board opening mechanism. Front and back fence boards, two side fence boards and a bottom board for forming the carriage for loading the high temperature billet steel comprise heat insulation layers, which plays a role in heat insulation to the transported high temperature billet steel; besides, as the side fence board opening mechanism controls the opening and the closing of the two side fence boards, the semi-trailer for transporting high temperature billet steel not only meets the requirements for the lifting of the billet steel, but also avoids harms to passersby.

The invention discloses a water-tolerant and ageing-resistant waterborne polyurethane coating which comprises the following components in parts by weight: 60-85 parts of waterborne fluorinated polyurethane-acrylate, 3-10 parts of epoxy resin, 2-10 parts of hydroxyl-terminated polybutadiene liquid rubber, 5-12 parts of nano calcium carbonate, 3-12 parts of hollow glass microspheres, 3-10 parts of nano titanium dioxide, 2-3 parts of butyl glycol ether, 1-3 parts of 2,2,4-trimethyl-1,3-pentanediolmono(2-methylpropanoate), 20-45 parts of deionized water, 2-3.5 parts of a curing agent, 2-4.5 parts of a coupling agent, and 1-3.5 parts of an additive. The water-tolerant and ageing-resistant waterborne polyurethane coating disclosed by the invention is good in water tolerance and ageing resistance, short in curing time, and excellent in mechanical properties.

Building sun shading products are indispensable rigid demands of building energy saving. Outer sun shading facilities comprise outer shutter sun shading facilities, roller blind sun shading facilities, sailboard sun shading facilities, fixed sun shading facilities and the like. The outer sun shading facilities and equipment have more or less defects of sight shielding, small adjustable range, heaviness, large mounting difficulty, difficult later maintenance, limited heat insulation effect, poor wind pressure resistant capacity and the like. A supporting type retractable and foldable outer sun shading shutter system can be unfolded fully and folded up; a sun shading shutter base plate can be made into types of plane sun shading, plane punched sun shading, stereo grating type sun shading and honeycomb type sun shading; the outer sun shading shutter system is light in design, and different mounting positions also can be selected according to the sun shading requirement of different orientation; a certain ventilation gap exists between the sun shading shutter base plate and the sun shading face, so that the heat dissipation effect is good; and the unicity and defect that an existing sun shading product shades sun but not insulates heat are overcome completely, the overall appearance of a building is made to be attractive through the outer sun shading shutter system, and the external facade of the building is attractive while sun shading is achieved.

In the current design of a refrigerator, a condenser and a condenser pipe are arranged on the inner side of an outer refrigerator wall of the refrigerator, the condenser pipe surrounds between the outer refrigerator wall of the refrigerator and a heat insulation layer of the refrigerator, and the outer refrigerator wall of the refrigerator is in close contact with the heat insulation layer of the refrigerator. According to the energy-saving refrigerator, the refrigerator outer wall which undertakes the task that the condenser and the condenser pipe radiate heat outwards is not in direct surface contact with the heat insulation layer of the refrigerator, and an air channel exists between the outer wall of the refrigerator and the heat insulation layer of the refrigerator. During operation, the air channel exists, heat of the inner side of the outer wall of the refrigerator can also be dissipated into the environment through the air channel, and the heat dissipation of the outer wall of the refrigerator is enhanced; and when the refrigerator stops working, cooling capacity in the refrigerator can be prevented from dissipating outwards through the air channel, and heat insulation and retaining effects can be achieved.

The invention relates to a method for manufacturing a golf ball. The method is characterized by comprising the following steps: (1) primary encapsulating: forming a rigid protective layer outside an RFID (radio frequency identification device) chip; (2) the secondary encapsulating: forming a bonding layer outside the protective layer; (3) ball molding: casting and molding a rubber ball outside the bonding layer; (4) shell molding: casting and molding a shell outside the ball. The method has the advantages that because the melting point of the bonding layer outside the high-temperature resisting protective layer is basically identical to the temperature of the material of the rubber ball, when the rubber ball is casted and molded, an epoxy resin bonding agent of the bonding layer is melted, while the high-temperature resisting protective layer at the inner side is not melted and plays a role of heat insulation; the gap between the molded rubber ball and the encapsulated protective layer can be filled with the melted bonding layer, the rubber ball and the protective layer can be melted tougher tightly, the combination is firm, and shock-proof property is strengthened; additionally, by adding the binding layer, the insulation effect is strengthened and damage rate of the radio frequency electronic chip is reduced.

The invention discloses an acidproof latex paint and a preparation method thereof. The acidproof latex paint is prepared by blending the following raw materials in percentage by weight: 0.5 to 2 percent of dispersing agent, 1 to 2.5 percent of propylene glycol, 0.05 to 1 percent of defoaming agent, 8 to 15 percent of titanium white, 20 to 44 percent of silica flour, 15 to 27 percent of emulsion, 0.5 to 2.5 percent of film-forming aid, 0.5 to 2 percent of thickening agent and the balance of water. The preparation method comprises the following steps of: adding the water, dispersing agent, propylene glycol and defoaming agent into a material tank at a speed of 200 rpm, improving the speed to 400 rpm, and stirring for 20 minutes until the aid is dispersed; adding the silica flour and the titanium white; improving the speed to 1,000 rpm, and stirring for 30 minutes; grinding to obtain white pulp; adding the emulsion into a paint tank, and adding the film-forming aid and the thickening agent; stirring 20 minutes to obtain a base material; slowly adding the white pulp under the same working condition, stirring for 15 minutes, filtering, canning and warehousing.

The invention relates to a heat preservation type semen collecting cup for a dog. The heat preservation type semen collecting cup comprises a cup body, a semen collecting tube, a seal ring, a top lid and a cup body neck sleeve. The cup body comprises a cup body inner container, a cup body shell and a vacuum gap between the cup body inner container and cup body shell. The lower portion of the cup body inner container is cylindrical, and the neck of the cup body inner container is a circular truncated cone shape with a wide upper portion and a narrow lower portion. The upper portion of the semen collecting tube is in a shape of a circular truncated cone and is matched with the neck of the cup body inner container in shape and size. The seal ring is a hollow cake-shaped rubber ring. The neck of the cup body shell is provided with a thread. The cup body neck sleeve and the neck of the cup body shell are matched in size and shape. The inner surface of the top lid is provided with a thread. The inner surface of the lower end of the cup body neck sleeve and the outer surface of the upper end of the cup body neck sleeve are respectively provided with threads. Compared with the prior art, the heat preservation type semen collecting cup is simple, small and exquisite in structure and convenient to use, and low-temperature damage caused in semen collecting operation processing by adopting a dog massaging method and in semen transporting process can be avoided.

The invention discloses a bottom irradiating type high temperature and high pressure photochemical reaction kettle. The bottom irradiating type high temperature and high pressure photochemical reaction kettle is characterized by comprising a case, wherein the case comprises an upper partition plate, the upper partition plate is provided with a heating furnace, a reaction kettle is arranged in theheating furnace, a kettle body of the reaction kettle penetrates through the upper partition plate and extends out, a transparent window made of a sapphire sheet is arranged at the bottom of the kettle, a middle partition plate is fixed in the case, a light source is installed in the case, a lamp holder of the light source penetrates through the middle partition plate, extends upwards and perpendicularly irradiates on the sapphire sheet, a closed dark case for holding the lamp holder and shading for the lamp holder is formed in the case, and a heat dissipation device is arranged. The bottom irradiating type high temperature and high pressure photochemical reaction kettle has the advantages that the illumination intensity is strengthened and the light pollution of the light source on a labis avoided.

The invention relates to a high-temperature atmosphere furnace with an electromagnetic field. The technical scheme is that the high-temperature furnace comprises a first power supply 1, a coil 2, a furnace shell 3, a heat insulation brasque 6, heating elements 7, a furnace hearth 8 and a vacuum pump 9, wherein the furnace shell 3 is an interlayer shell which is internally provided with a cooling water pipe 5, the external wall of the furnace shell 3 is wound with the coil 2, the coil 2 is electrically connected with the first power supply 1, an air heat insulation layer 4 is arranged between the inner wall of the furnace shell 3 and the external wall of the heat insulation brasque 6, 4-8 heating elements 7 are respectively arranged in the inner wall of the heat insulation brasque 6 and the external wall of the furnace hearth 8, the heating elements 7 are connected with a second power supply 11, the upper end of the furnace hearth 8 is provided with a furnace cover 10 with cold water, and the vacuum pump 9 is communicated with the furnace hearth 8 through the furnace cover 10 with cold water through a passage. The invention can control the atmosphere by the adjustable electromagnetic field, has the temperature of 1800 DEG C, and can meet the requirements of smelting and material industry to the electromagnetic field, temperature and different atmosphere.

The self-absorption inflated heat-insulating membrane includes upper and lower layers with vertical diaphragms arranged in certain interval in between to separate the space between the upper and lower layers into horizontally arranged inflated air bags. Each of the inflated air bags is provided two ventilation holes and one drawing string stretching out via the two ventilation holes. Hot air is inflated into the air bags to form excellent heat insulating performance. The heat insulating membrane may be used in green house and temporary work shed, and has no inflating nozzle and tool for lowering cost.

The invention discloses a PV-T collector. The PV-T collector comprises an aluminum alloy frame, a toughened glass, an EVA, photovoltaic cells, an ultrathin EVA, an absorber, heat preservation layers and a back plate, wherein the toughened glass, the EVA, the photovoltaic cells, the ultrathin EVA, the absorber, the heat preservation layers and the back plate which are arranged from top to bottom are fixed in the aluminum alloy frame, the toughened glass, the EVA, the photovoltaic cells, the ultrathin EVA and the absorber are heated and laminated into a whole, the upper surface of the absorber is coated with a selective absorption coating, heat circulation devices are further arranged between the absorber and the back plate, each heat circulation device is tightly attached to the back surface of the absorber, and the heat preservation layers are arranged around the heat circulation devices in a filling mode. According to the PV-T collector, the toughened glass, the EVA, the photovoltaiccells, the ultrathin EVA and the absorber are subjected to hot pressing into a whole, an air layer is not reserved, meanwhile, the heat transfer speed of the photovoltaic cells to the absorber can beeffectively improved by adopting the ultrathin EVA, the heat transfer speed is higher than that of a traditional EVA, the heat resistance is reduced, the working temperature of the cells is effectively reduced, the power generation efficiency is improved, meanwhile, a heat exchange device is arranged, and the heat exchange device can convert the residual light energy into heat energy of the heat exchange medium.

The invention provides a color changing cup with a gas bag. A cup body of the cup is provided with a gas bag layer, the gas bag layer is plastics arranged on the outer side of the cup body in a hot pressing mode, the protruding gas bag is arranged on the gas bag layer, the interior of the gas bag is closed, and the gas bag is made of temperature sensing and color changing materials. The color changing cup has the advantages that when hot water is poured in the cup, gas in the gas bag is heated and expands, the gas bag bulges, and when people take the cup, the cup cannot slip easily and has a heat-insulation effect. The gas bag is made of the temperature sensing and color changing materials, the cup can be in different colors due to changes of water temperature, a water temperature indicating effect is achieved, and the cup is novel and attractive. If distribution design, for instance, the small gas bag is made into the shape of pedals which are arranged in the shape of a flower, of the gas bag is adopted in a matched mode, people can see that the color of the flower changes continuously, the approximate range of the water temperature can be seen, and the cup is novel and attractive.