69 results about "Cold effects" patented technology

The invention provides a foliar fertilizer specially used for Chinese gooseberries, which has the functions of cold resistance and consists of the following raw materials according to weight percentage: 0.1 to 8 percent of DMSO, 0.05 to 5 percent of trimethylene glycol, 0.05 to 5 percent of salicylic acid, 0.05 to 2 percent of compound ammonium nitrate, 1 to 15 percent of humic acid, 0.5 to 10 percent of chitosan, 1 to 10 percent of citric acid, 2 to 15 percent of urea, 1 to 10 percent of borax, 1 to 20 percent of zinc sulfate, 0.5 to 10 percent of ferrous sulfate, 0.05 to 5 percent of ammonium molybdate, 1 to 15 percent of manganese sulfate, 0.1 to 2 percent of SDBS and 35 to 80 percent of water. The foliar fertilizer has obvious effects of enhancing the cold resistance of the Chinese gooseberries, coordinating the nutrient balance in plant corpus, promoting the growth, increasing the output and improving the quality.

The invention discloses cold fabric which is formed by interweaving at least one kind of fiber and has at least one layer structure. At least one kind of fiber is cold fiber, and the cold fiber comprises ultra-high molecular weight polyethylene fiber and blended yarn which is made by drawing, twisting and blending the ultra-high molecular weight polyethylene fiber and other kinds of fiber. By the mode, the cold fabric is suitable for being made into various articles needing cooling or keeping a cold effect, such as mattresses, cushions and the like. The cold fabric has the advantages of good air permeability, slow warming effect and good cooling effect.

An air-flow control valve device for a helmet is disclosed. The valve device provides the effect of a warm during the winter and cold effect during the summer. The device is adjustable in accordance with the temperature change so as to provide air-flow and maintain warm. During the summer, the moveable valve gate is pushed forward, and the air within the helmet flows out of the helmet via the gap between the valve gate and the rain-blocking plate. During the winter, the valve gate is pushed backward to seal with the rain-blocking plate to effect the blocking of the heat to release from the helmet. Further, a warmth-keeping member is provided at the frame edge of the helmet to prohibit cold air to enter so as to fully prohibit cold air to enter the head portion and to maintain the warm air from releasing.

The invention discloses a semiconductor refrigerating device which comprises a semiconductor refrigerating plate, an insulation structure, a metal plate, a group of heat tubes, and a group of radiating fins. The semiconductor refrigerating plate is provided with a heating effect side and a cooling effect side. The heating effect and cold effect sides of the semiconductor refrigerating plate are isolated by the insulation structure. The upper surface of the metal plate is tightly attached to the cooling effect side of the semiconductor refrigerating plate. The lower surface of the metal plate contacts with liquid to be cooled. The first end of every heat tube is attached to the heating effect side of the semiconductor refrigerating plate, and the second end of every heat tube extends out of the insulation structure. The radiating fins are mounted at the second ends of the heat tubes. The heating effect and cooling effect sides of the semiconductor refrigerating plate of the semiconductor refrigerating device are fully isolated, heat is transmitted out from the closed hot ends of the heat tubes and is dissipated by the external radiating fins, and accordingly refrigerating efficiency of the semiconductor refrigerating device is increased greatly. In addition, the made cover structure is convenient to apply to vessels with the either end opened.

The invention discloses three-dimensional biological material forming equipment and extrusion nozzles thereof. The three-dimensional biological material forming equipment is characterized by comprising material extrusion drive units and before-extrusion temperature control units, wherein the before-extrusion temperature control units comprise heat conduction sleeves, heating bodies and semiconductor refrigeration systems; the semiconductor refrigeration systems comprise semiconductor refrigeration plates; the heat conduction sleeves are used for fixing syringes filled with biological materials; after the heat conduction sleeves fix syringes, the inner surfaces of the heat conduction sleeves are contacted with container walls of the syringes; the heating bodies are in heat conduction connection with the heat conduction sleeves; the semiconductor refrigeration plates are fixed on the outer surfaces of the heat conduction sleeves, and cold effect surfaces are tightly attached to the heat conduction sleeves; the material extrusion drive units are used for pushing pistons of the syringes fixed in the heat conduction sleeves so as to extrude the biological materials in the syringes. Compared with the prior art, a better forming effect can be obtained.

The invention relates to a heat-insulation block for building wall, especially the heat-insulation block with energy saving and heat insulation performances applied for manufacturing outer wall, belonging to the building material. The production in invention is Z-shape. Heat-insulation core block is filled in the shell. The upper surface of said heat-insulation core block is lower than the heat-insulation block by 1-2cm. In using, it also comprises a sheet heat-insulation block embedded on the upper part of block partially. The shape of sheet heat-insulation block must obligate space to satisfy that it can insert into the upper part of heat-insulation block partially while the upper surface of sheet heat-insulation block is contacted with the bottom face of block in last layer in building wall directly. The merit of invention is that after the block in invention is adopted to build wall, the heat-insulation material crosses in wall so that not only heat exchange of portrait masonry joint in wall is solved but also heat exchange of transversal masonry joint in wall is solved; cold-effect effect generated by masonry joint is solved; when the product in invention is used there is no need to do heat-insulation treatment for outer wall furthermore and cost is saved.

The invention relates to an oven which comprises a baking cavity (1) and a lighting element capable of lighting the baking cavity (1). The oven is characterized in that the lighting element comprises an LED light-emitting source (2) and a lampshade (3) externally covering the LED light-emitting source, the lampshade is externally provided with a semiconductor-refrigerating chip (4) in an attached manner, and the cold effect face of the semiconductor-refrigerating chip (4) is tightly attached to the outer side of the lampshade. Compared with the prior art, the oven has the advantages that the semiconductor-refrigerating chip is arranged outside the lampshade of the LED light-emitting source in the attached manner, in this way, when the temperature inside the lampshade is high, the semiconductor-refrigerating chip begins to work to absorb heat inside the lampshade, and the temperature of the LED light-emitting source is lowered; and absorbed heat can be brought away by a fan and a cross-flow fan and discharged out of the oven, and in this way, it can be guaranteed that the temperature of LED lamp beads and the temperature of the cold effect face of the semiconductor-refrigerating chip are not higher than 60 DEG C.

A G-M refrigerator comprises a compressor (1), a gas inlet valve (2), an exhaust valve (3), a regenerator (4), a cylinder (5), a piston (6), a hot cavity (7), a cold cavity (8), a seal ring (9), a driving mechanism (10-12), an annular gap (13), a heat exchanger (14), an orifice valve (18) and a gas reservoir (19). By introducing a phase modulation mechanism, such as the orifice valve (18), the gas reservoir (19) and the like, the working way of gas in the annular gap (13) is changed to be the same with that of a pulse tube refrigerator with the phase modulation mechanism, expansion of the part of the gas is fully utilized for doing work so as to generate the cold effect, loss caused by gas leakage through the seal ring (9) is further eliminated and the performances of the G-M refrigerator are further improved.

A steering wheel including a rim and a hub is disclosed. The upper surface of the rim is provided with a mounting hole, and the inside of the rim is provided with a cavity at the mounting hole. A vibration block is arranged in the mounting hole. A motor is arranged under the vibration block in the hollow cavity. The motor is connected with the vibration block. A central gear is arranged under thevibration block on the motor. A first gear and a second gear are respectively arranged on both sides of the central gear in the cavity, the first gear is provided with a first heat conduction fin, thesecond gear is provided with a second heat conduction fin, and the first heat conduction fin and the second heat conduction fin repeatedly contact with and separated from the vibration block. The steering wheel does not vibrate as a whole, and the vibration in the local area is not easy to produce adaptability, and the vibration block produces alternating heat and cold effects, which can stimulate the driver's brain to produce excitement and greatly alleviate the driver's fatigue degree. The invention also discloses a car adopting the steering wheel.

The invention relates to a somatic sensation simulation device having cold touch. The somatic sensation simulation device comprises a wearable body, a plurality of somatic sensation simulation components and a control unit; the wearable body is used for wrapping the whole body of a user; the plurality of somatic sensation simulation components are arranged on the wearable body; furthermore, each somatic sensation simulation component at least comprises a cold touch functional module; and the control unit is separately connected with each somatic sensation simulation component electrically. Because the wearable body used for wrapping the whole body is adopted and the plurality of somatic sensation simulation components are arranged in the wearable body, various areas in the whole body of the user can generate corresponding somatic sensation according to requirements of an application scene; not just a single or individual body part is stimulated; therefore, the somatic sensation simulation validity and the user feel real degree are greatly improved; simultaneously, because the plurality of somatic sensation simulation components each can simulate a cold effect, various parts of the body of the user can feel somatic sensation stimulation of cold touch; and thus, requirements and real experiences of users on the cold touch can be ensured.

The invention discloses low-bounce ice-cold breathable sponge. The low-bounce ice-cold breathable sponge comprises the following components, by weight part, of 90-110 parts of polyether polyol, 30-50 parts of isocyanate, 0.1-0.3 part of amine catalyst, 0.1-0.3 part of tin catalyst, 1 part to 3 parts of stabilizers, 1 part to 3 parts of sodium tetraborate and 1 part to 3 parts of zinc oxide powder. The hydroxyl value of the polyether polyol is 230 to 306. The invention further correspondingly provides preparing process of the sponge. The preparing process comprises the steps of adding raw materials into a reaction kettle in proportion to be evenly mixed and stirred, sending the stirred and mixed raw materials into a foaming box to be cured and demoulded, cooling the cured and demoulded sponge for 24 hours and cutting the sponge into finished products. The sponge has good bounce, breathability and moisture penetrability and excellent mechanical property and also has the ice-cold effect.

The invention relates to a production process for an ice-cold breathable type gel double-layer mattress. The production process includes the following steps: raw materials including polyether polyol, isocyanate combined materials and polyurethane gel catalysts are firstly pumped into raw material pumps of an injection molding machine independently; the temperature of the raw materials are controlled to range from 10 DEG C to 40 DEG C; then the mixing proportion of the raw materials are determined; the flowing-out amount of the raw material pumps of the injection molding machine is adjusted according to the proportion; the glue applying thickness of rollers is better adjusted; the injection molding machine is started to inject the raw materials into the position between the two rollers of a roller machine; punching is carried out on polymeric sponge to form evenly-distributed air holes; then the polymeric sponge is fed into the roller machine to be in contact with the rollers to conduct glue applying repeatedly; the polymeric sponge is placed on an iron layer shelf for solidifying after glue applying is carried out each time; after a gel layer is completely solidified, the surface of the gel layer is processed through conversion powder; and the ice-cold breathable type gel double-layer mattress with the smooth surface can be obtained. The double-layer mattress manufactured from the process is good in comfort, good in breathability and good in ice-cold effect.

The invention discloses an ice compress physiotherapy bag. The ice compress physiotherapy bag comprises a bag body which is provided with an inner cavity filled with water and medium particles, water and the medium particles are evenly mixed, the diameters of the medium particles range from 3 mm to 8 mm, and the mass ratio of the medium particles to water is 15-30: 2-4. According to the ice compress physiotherapy bag, traditional ice blocks are replaced by the mixture formed by the medium particles and water, the whole ice compress physiotherapy bag has flexibility, the contact face of the ice compress physiotherapy bag and the wounded part is large, the cold effect is guaranteed, and the recovery speed of a patient is increased. Meanwhile, when the ice compress physiotherapy bag is used for treating the patient, the irritant suffered by the wounded part is small, and the patient is prevented from getting the frostbite; the mixture formed by the medium particles and water is sealed through the bag body, and therefore leakage is avoided.

The invention discloses a glove capable of generating heat during application in winter and a use method of the glove. The glove includes a glove body and extrusion balls positioned in the glove body;the glove body includes a palm part and a finger part, a flexible deformable containing tube is arranged between every two adjacent fingers of the finger part except the thumb, vent holes are formedin the surfaces of the containing tubes, the interior of each containing tube is of a cavity structure, the extrusion balls which are brittle components and are positioned in cavities of the containing tubes contain active metal powder, and each extrusion ball stays at a closed state at the beginning and then switches to a non-closed state after being damaged by force. The glove is convenient to use and capable of generating heat, and therefore a better anti-cold effect can be achieved.

The invention provides a cold-proof curtain, which includes a reel, a drawstring and a curtain; the upper end of the curtain is fixed to the reel, and the drawstring is threaded between the reel and the curtain; The magnetic strips on both sides; the lower edge, the left edge and the right edge of the curtain are respectively provided with magnets, and the magnets are attracted to the magnetic strip after the curtain covers the window; the curtain covers the window tightly, and the cold protection effect is ideal.