358results about How to "Fast fever" patented technology

The invention relates to a hydraulic drive system of a four-foot walking robot. The hydraulic drive system comprises a servo cylinder assembly, wherein the servo cylinder assembly is respectively connected with a hydraulic power device and an oil return line by pipelines. The invention has the following advantages: 1. the power-mass ratio is large, thereby enhancing the weight loading capability of the robot; 2. the fuel can be conveniently filled, and the cruising power is high; 3. the robot has faster dynamic response capability, thereby being beneficial to the stability of the robot; 4. the robot has better speed rigidity, thereby reducing the effect of the load change on dynamic characteristics; 5. the allocation of the joint driving power is more convenient, thereby being capable of intensively supplying the system driving power to specified joints in a very short time to meet the driving requirements for special movement; and 6. the hydraulic cylinders can be easily arranged, thereby enabling the leg structure of the robot to be more simple and compact.

A circuit board having high thermal conductivity comprises a substrate, a plurality of thermal conductive insulating layers, a patterned electrical conductive layer, a plurality of through-holes and a soldering layer. The substrate has an upper surface and a lower surface; the thermal conductive insulating layers are respectively formed on the upper surface and the lower surface of the substrate. The patterned electrical conductive layer is disposed on the surfaces of the thermal conductive insulating layers. The plurality of through-holes are extended through the substrate and electrically connected to the patterned electrical conductive layer, and the soldering layer is partially formed on the patterned electric conductive layer. The present invention also discloses a method for manufacturing the circuit board as above-mentioned.

The invention discloses an exothermic insulating riser sleeve and a preparation method thereof and aims to solve the problems of bad heat insulation, insufficient heating and single effect in a conventional exothermic insulating riser sleeve. According to the formula, the exothermic insulating riser sleeve is prepared from quartz sand, vermiculite, potassium nitrate, calcium chloride, iron sesquioxide powder, graphite powder, aluminum powder, magnesium powder and modified sodium silicate. The method comprises the following steps: (1) weighing raw materials; (2) preparing a mixed wet material; and (3) filling the mixed wet material into a mold, pre-tightening while filling the wet material, performing compression molding, and demolding, thus finishing the operations. According to the formula of the exothermic insulating riser sleeve, the content of an exothermic agent is increased, the exothermic agent has the advantages of rapid heating, and a heating effect is improved. Moreover, the vermiculite serves as a thermal insulation material, is long in thermal insulation time and has a good thermal insulation effect, so that the molten iron feeding ratio in a riser is improved under the combined action of rapid heating and long thermal insulation.

The invention discloses a self-heating film based on graphene fiber nonwovens and a preparation method thereof. The self-heating film is provided with voltage and current by a photovoltaic film as an energy layer, and a heating layer is formed by using the electric-induced-heating effect of the graphene fiber nonwovens. The energy layer is separated from the heating layer by a thermal insulation material. As the graphene fiber nonwovens have a high electrical conductivity and a relatively low density, larger heating temperature and higher heating and cooling rates at a relatively low operating voltage can be obtained. Meanwhile, the graphene fiber nonwovens have high flexibility and structural stability, and the self-heating film is still able to show a stable heating behavior at bending state, so the self-heating film based on graphene fiber nonwovens can be used for novel wearable heating device using clean energy.

The invention discloses an ambroxol hydrochloride oral solution and a preparation method thereof, and relates to a preparation method of western medicine, in particular to a medical production formula used for curing bronchitis and a preparation method thereof; the preparation method comprises the following steps: sucrose, preservatives and purified water are dissolved in a mixing mode so as to prepare simple syrup; the ambroxol hydrochloride, corrigents and preservatives are dissolved by the purified water so as to prepare ambroxol hydrochloride solution; the ambroxol hydrochloride solution and the simple syrup are stirred and mixed evenly, the corrigents and the preservatives are added successively and discontinuously and then the purified water is added to adjust the concentration. The invention has simple and reasonable process, and is easy to operate practically and the produced products have good stability; the products can used as common phlegm-eliminating drugs, has functions of increasing the liquid level of the respiratory tract, reducing mucus secretion, enhancing the secretion of pulmonary surfactant and the movement of cilium and preventing cough to a certain extent, and is applicable to acute respiratory disease and chronic respiratory disease, such as ropy sputum and difficult cough caused by acute bronchitis and chronic bronchitis, bronchial asthma and pulmonary tuberculosis, etc.

The present invention provides a pneumatic tire capable of increasing the road behavior at the initial perior of driving and high-speed durability. A tread pattern (TP) is formed by arranging a pattern unit (4) repeatedly in the tire circumferential direction on a tire thread (2) and the pattern unit (4) comprises a plurality of tread grooves (3) including a plurality of oblique grooves (6) extending obliquely with respect to the tire circumferential direction. The number of the repeatedly-arranged pattern units (4) around the tire is 10 to 20; the pattern unit comprises a plurality of blind holes (12) opened at the tread surface; and the number of the blind holes (12) per pattern unit is 2 to 18.

The invention discloses a chip type electronic cigarette heater which comprises a protection anti-fouling layer. The protection anti-fouling layer comprises a metal substrate, an insulating layer covering the surface of the metal substrate, a heating layer which covers the insulating layer and is used for heating the metal substrate, and a conductor layer which covers the insulating layer and is connected with the heating layer and used for conducting the heating layer. The substrate is set as the metal substrate, and the problem that the service life of an instrument is affected due to the characteristic that ceramics is hard and crisp is avoided; the metal substrate has the good thermal conductivity, the heat conducting speed is high, the heating efficiency of the chip type electronic cigarette heater is improved, and the heating response speed of the chip type electronic cigarette heater is increased; meanwhile, by arranging the insulating layer on the surface of the metal substrate, the thick film circuit heating layer formed by sintering resistance paste is arranged on the insulating layer, the advantages of high heating speed and high power density are achieved, and energy consumption is lowered; the invention further provides a preparation method of the chip type electronic cigarette heater and an electronic cigarette having the advantages.

The method of producing an electrically insulating thermally conductive sheet of the present invention includes the steps of (I) preparing a plurality of sheet materials consisting essentially of a fluororesin containing polytetrafluoroethylene, thermally conductive inorganic particles, and a forming aid; (II) stacking the plurality of sheet materials on one another and rolling the stacked sheet materials together; and (III) removing the forming aid. In the production method of the present invention, the step (I) and the step (II) may be repeated alternately. The sheet material that can be used in the production method of the present invention is, for example, a base sheet obtained by forming a mixture composed of a fluororesin containing polytetrafluoroethylene, thermally conductive inorganic particles, and a forming aid into a sheet, or a laminated sheet obtained by stacking a plurality of base sheets on one another and rolling them together.

The invention discloses a tubular electronic cigarette heater which comprises a metal tube, an insulating layer wrapping the outer surface of the metal tube, a heating layer for heating the metal tube, and a protection layer covering the heating layer. The heating layer is led out of the protection layer through a lead. According to the tubular electronic cigarette heater, by arranging the insulating layer on the outer surface of the metal pipe and arranging the thick-film circuit heating layer formed by sintering resistance paste on the insulating layer, since a thick-film circuit is quite low in overall thickness and is attached to the insulating layer through high-temperature sintering, the thick-film circuit heating layer can be regarded as one part of the tube wall of the tubular electronic cigarette heater, the tubular electronic cigarette heater has the advantages of being rapid in heating, extremely high in power density and the like and is high in electro-thermal conversion efficiency, and energy consumption is reduced. The invention further provides a preparing method of the tubular electronic cigarette heater and an electronic cigarette with the same advantages.

The present invention relates to an electromagnetic heating method of electric water heater and its device. Said method is characterized by that under the action of alternating current it utilizes electromagnetic coil to produce alternating magnetic field, said alternating magnetic field can utilize insulating stand and magnetic conductive metal water tube to produce loop, and utilize shielding magnetic ring to make magnetic field line have directivity and can prevent electromagnetic leakage, in the magnetic conductive metal water tube winded into a certain form said magnetic field line can be formed into vortex induced current, and the energy of said electric current can be converted into heat energy by means of resistor in the magnetic conductive metal tube interior. Said device includes electromagnetic coil, insulating stand, magnetic conductive metal water tube, shielding magnetic ring and frequency variable control circuit.

The invention discloses a cooking ware for an induction cooker. The cooking ware comprises a green body, wherein a magnetic and conductive film with a resin protection layer is adhered to the bottom surface of the green body; a ceramic glaze layer is also evenly coated at the overall outer surface of the green body; the green body comprises the following components by mass fraction: 36-56% of kaoline, 40-60% of quartz, 0.2-0.6% of bone meal, 0.1-0.3% of soapstone, 2-4% of potash feldspar and 0.3-0.5% of spodumene; the magnetic and conductive film comprises the following components: 35-45% of silver oxide paste, and 55-65% of quartz powder; the silver oxide paste contains 50-60% of silver oxide; the ceramic glaze layer contains the following components: 32-50% of kaoline, 28-42% of quartz, 6-10% of limestone, 3-5% of soapstone, 4-6% of potash feldspar, 1-2% of spodumene and 4-7% of zinc oxide. The production technology of the cooking ware comprises the following steps: preparing the green body; preparing ceramic glaze; preparing the magnetic and conductive film; attaching the magnetic and conductive film on the bottom surface of the green body; sintering, glazing and baking. The cooking ware is fast to generate heat, environment-friendly, good in safety, and simple in technological operation.

The invention discloses an intelligent paint dryer temperature-control system based on an A/D converting circuit, and the system mainly comprises a central processor, and a display, a power supply, a temperature sensor, a temperature controller and a data memory that are all connected with the central processor, and a heater connected with the temperature controller. The system is characterized in that an A/D converting circuit is in series connection between the temperature sensor and the central processor; a rectification filtering voltage stabilizing circuit is in series connection between the power supply and the central processor; a current driving circuit is in series connection between the temperature controller and the heater; and the A/D converting circuit comprises an amplification contrast circuit and an integration operation circuit. The temperature intelligent control system has the advantages of raising the temperature-sensitive accuracy and temperature stability of a high-molecular leather paint dryer; preventing high-molecular footwear leather surfaces from deformation and preventing the paint of the footwear leather surfaces from falling off; saving workmanship time greatly; and reducing cost.

The invention discloses an electric heating film, an electric heating plate and corresponding manufacturing methods. The electric heating film comprises a substrate and a heating coating, wherein the heating coating comprises an adhesive and a carbon heating material; the carbon heating material is the mixture of carbon black power and graphite powder. Moreover, the invention discloses an electric heating plate using the electric heating film, and manufacturing methods for the electric heating film and the electric heating plate. The electric heating film and the electric heating plate, obtained by the manufacturing methods, are very uniform in heating, free from electromagnetic radiation and harmless to humans, emits no visible light at a temperature of below 500 DEG C and is very high in electricity-heat conversion efficiency; because the heating body is made of a carbon powder material and cannot be oxidized by the oxygen in the air, the service life is long; according to the electric heating film obtained according to the formula and the electric heating plate containing the electric heating film, under the condition of meeting the using power, heat is emitted from a surface and the electric heating film and the electric heating plate are very thin and very small in mass, and the instantaneous heating capacity is very small, so that heating is fast, and the purpose of plugging and heating is achieved.

The invention discloses a manufacturing method of a negative oxygen ion carbon crystal and carbon fiber infrared heating wallpaper mural, and relates to the technical field of heating of heating paper (film). A key technology of setting a heating carbon crystal layer is adopted, the negative oxygen ion carbon crystal and carbon fiber infrared heating wallpaper mural used as a mural layer, a wallpaper layer, a heating carbon crystal layer and an insulating layer are adhered in sequence; the two sides of the heating carbon crystal layer are electrically connected with wires; the method comprises the following steps: back-coating and drying heating carbon crystal colloid prepared from 1-30 parts by weight of nanometer carbon crystal powder, 1-15 parts by weight of carbon fiber chopped fiber, 1-5 parts by weight of graphene, 1-20 parts by weight of tourmaline, 20-40 parts by weight of flame-retardant epoxy resin, 1-2 parts by weight of dicyandiamide, 50-100 parts by weight of acetone and 5-20 parts by weight of nitrile butadiene rubber; wiring; covering with the insulating film. The wallpaper mural is used for indoor heating and decoration. The method has the advantages of simple process, good effect, low cost and contribution to generalization.