142results about How to "Realize automatic temperature control" patented technology

The invention discloses a non-contact temperature-measuring electric cooker and a temperature measuring method. In a case of the electric cooker, an inner case, an inner pot and a heating tray are arranged, a magnetic temperature sensing element which is tightly contacted with the bottom of the inner pot, a temperature measuring element corresponding to the position of the magnetic temperature sensing element and a control circuit are also arranged in the case of the electric cooker, the temperature measuring element comprises a temperature measuring induction coil and a magnet exciting coil,the magnetic temperature sensing element is a ferromagnet or a ferrimagnet, the temperature characteristic of magnetic conductivity of a magnet is utilized and the magnet exciting coil and the temperature measuring induction coil are combined, when the magnetic induction of the magnetic temperature sensing element varies along with temperature, a generated field varies, the variation is reflectedin the temperature measuring induction coil and a corresponding temperature electric signal is generated, and the control circuit is used for realizing temperature detection and control. The electriccooker disclosed by the invention can carry out continuous non-contact temperature measurement in the working range of the electric cooker, and the application range of the electric cooker in a working process is widened to the utmost extent.

The invention discloses a method of producing a protein feed by a liquid-solid two-step fermentation method. The method comprises the following steps: performing liquid culture on corynebacterium glutamicum, candida utilis, bacillus subtilis, lactobacillus plantarum and aspergillus oryzae so as to obtain corynebacterium glutamicum fermentation liquor, candida utilis fermentation liquor, bacillus subtilis fermentation liquor, lactobacillus plantarum fermentation liquor and aspergillus oryzae fermentation liquor; mixing the corynebacterium glutamicum fermentation liquor, the candida utilis fermentation liquor, the bacillus subtilis fermentation liquor, the lactobacillus plantarum fermentation liquor and the aspergillus oryzae fermentation liquor so as to obtain mixed bacterium liquor; loading raw materials of soybean meal, cluster bean meal, cottonseed meal and the like into an explosion vat for performing steam explosion; after steam explosion, mixing materials, the mixed bacterium liquor and molasses in proportion, and adding an enzyme preparation so as to obtain mixed materials; conveying the mixed materials into a special modularized solid-state biological raw material continuous fermentation device for enzymolysis and fermentation, and drying the fermented materials so as to obtain the protein feed. According to the method disclosed by the invention, the modularized automatic fermentation device is adopted, the materials after explosion, the fermented bacterium liquor and the enzyme preparation are mixed, then the mixed materials are loaded into the automatic fermentation device for enzymolysis and biological fermentation, so that requirements for automatic temperature control, automatic dampness control and automatic ventilation control are met, the bioconversion rate is high, the fermentation period is short, the consumption is low, the cost is low, and mechanized and large-scale production requirements can be met.

The present invention discloses a wood drying method by using solar energy, comprising the steps of: putting the wood to be dried in a drying cabinet (8); supplying heat to the drying cabinet; and stopping the supply of heat when the temperature T2 of the drying cabinet (8) is higher than the setting drying temperature of the wood to dry the wood under the setting drying temperature. The movable drying device by using solar energy has stable running, constant drying temperature and continuous drying function with lower power consumption, higher solar energy conversion efficiency and good drying quality, thereby reducing the drying cost.

The invention discloses a non-contact temperature measurement electromagnetic oven and a temperature measuring method. The electromagnetic oven comprises an electromagnetic oven shell, an electromagnetic oven platen, a heating coil under the electromagnetic oven platen, a control circuit and a heating pot on the electromagnetic oven platen, as well as a magnetic temperature sensing element which is closely contacted with the bottom of the heating pot, a temperature measurement element which is arranged under the electromagnetic oven platen and corresponds to the magnetic temperature sensing element, wherein the temperature measurement element comprises a temperature measurement induction coil and a magnet exciting coil; the magnetic temperature sensing element is a ferromagnet or ferrimagnetics; a magnetic field of the magnetic temperature sensing element changes when the magnetic induction intensity of the magnetic temperature sensing element changes with temperature changes, by utilizing the temperature characteristics of the magnetic conductivity of the magnet and matching with the magnet exciting coil and the temperature measurement induction coil; and an electric signal of the corresponding temperature is generated when the change is reflected in the temperature measurement induction coil, and temperature detection and control are realized through the control circuit. According to the electromagnetic oven, the effect of automatic temperature control can be achieved, other set cooking functions can be realized, and the automatic degree of the electromagnetic oven is further improved.

The invention discloses a multifunctional intelligent distillation instrument. The distillation instrument comprises a shell, a support, heating devices and a cooling device, wherein the heating devices are a plurality of relatively independent heating units, and each heating unit comprises a heating jacket, a heating bar, a heating bowl and a distillation bottle; the heating bowl is arranged in a heating box, the open end of the upper part of the heating bowl is provided with a stove port, and the distillation bottle is arranged in the stove port; the heating jacket is fixed on the periphery of the heating bowl; and the distillation instrument is also provided with a measurement and control device, a temperature sensor is fixed on the top of each heating bowl and connected with a control circuit board through a signal wire and transfers heating temperature to a control chip on the control circuit board, and a liquid level sensor is fixed on a console and senses the liquid level state in a volumetric flask through an optical fiber. The instrument can be widely applied to distillation treatment of projects of volatile phenol, cyanide, ammonia nitrogen, Kjeldahl nitrogen, water in oil and the like in various chemical laboratories requiring distillation treatment in environment friendliness, disease control, water supply and drainage, colleges, research institutions, industrial enterprises and the like.

The invention provides an overall unit cooling system for a wind generating set, a control method for the overall unit cooling system, and the wind generating set. The overall unit cooling system comprises an air inlet formed in the wall of a tower, a fan arranged in the tower and used for introducing external air into the tower through the air inlet, and a bellows, wherein the bellows is provided with an air inlet end which opens downwards and an air outlet end opposite to the air inlet end. An air processing system is arranged in the bellows and isolates the air inlet end from the air outlet end, the air inlet end is connected with the air inlet through an air guiding pipe, and the fan is arranged at the air outlet end. The overall unit cooling system can prevent air containing dust and sand from entering the upper portion of the tower, meanwhile, it can be guaranteed that cooling air with stable flow is provided for the interior of the tower all the time to cool heating components in time, the over-temperature phenomenon of the heating components is avoided, and normal operation of the wind generating set is guaranteed.

The invention discloses a thermal performance test system of a solar water heater. The thermal performance test system comprises a pipeline system, a test rack and a full-automatic intelligent control system. The pipeline system comprises a constant-temperature water tank (1), a refrigeration system connected with the constant-temperature water tank (1), a self-circulation system positioned outside the constant-temperature water tank (1), and an electric heating device arranged at the bottom of the constant-temperature water tank; the pipeline system is connected with a thermal storage water tank (10) in a test rack system of the solar water heater; and the pipeline system, the constant-temperature water tank and a water storage water tank form a loop. The full-automatic intelligent control system realizes data acquisition, sequential logic control and real-time regulation and control of temperature and flow by adopting a programmable controller (PLC).

The invention relates to the technical field of cooling devices, in particular to a livestock and poultry house summer wet curtain cooling automatic control system and a control method of the livestock and poultry house summer wet curtain cooling automatic control system. By means of the livestock and poultry house summer wet curtain cooling automatic control system and the control method of the livestock and poultry house summer wet curtain cooling automatic control system, a wet curtain draught fan cooling system is made to automatically control the temperature inside a livestock and poultry house. When an existing cooling system of the livestock and poultry house is refitted, a user only needs to add or change positions of sensors and adjust the control system, the body structure of the livestock and poultry house does not need to be refitted, and therefore refitting cost is low, and generalizability is high.

The invention discloses bonding equipment for chips and wafers. The bonding equipment comprises a wafer table, a memory module, a manipulator, microscope systems and a control system. Accurate positioning is realized by adopting a motor module with multiple degrees of freedom; the poses of the chips are identified and detected through the microscope systems; the chips are picked and released by the vacuum absorption manipulator; then, applied pressure is measured through piezoelectric ceramics integrated at the rear end of the manipulator, thus, the operation precision is ensured and the proper bonding pressure is applied during the chip operation process. The end faces of two induction copper pillars are contacted with each other, thus, a vacuum sucker is prevented from naturally inclining downwards under the action of gravity, and the measurement accuracy is ensured. Moreover, the position of the vacuum sucker is induced through the two induction copper pillars, thus, the control system is informed to start to detect current output by the piezoelectric ceramics.

The invention relates to an environment-friendly hot spring bath tub, comprising a bath tub main body, a bracket and a control system. The control system comprises a shell, a heating device, a water pump, a temperature sensor, a controller, a display operation panel and a detachable filter, wherein the heating device, the water pump, the temperature sensor and the controller are installed in the shell; and the display operation panel and the detachable filter are arranged at the outer side of the shell. The temperature sensor transmits a monitored water temperature signal to the controller; the water pump pumps the heated water to the bath tub main body; and the continuous first time slot, second time slot and third time slot are set in the controller, and a first temperature, a second temperature and a third temperature which correspond to the respective time slot are also set in the controller. The heating of the heating device is controlled by the controller to realize automatic temperature control, and further the three phases of cool spring, hot spring and thermal spring in the process of simulating in enjoying the hot spring can be realized, and the environment-friendly hot spring bath tub has the advantages of convenience and safety for use. In the process of use, the fouling products bathed out can be filtered via a filter; cleaning products, such as shower gels and the like can be reduced or unused; and cleanness and sanitation, water saving and electricity saving functions can be guaranteed through replacing the detachable filter.

The invention discloses a microwave oven adopting non-contact type electromagnetic induction temperature measurement and a temperature measuring method. The microwave oven comprises a casing, a heating chamber arranged inside the casing, a magnetron for heating the heating chamber, a turntable positioned in the heating chamber, a motor for driving the turntable to rotate and a control circuit, wherein a utensil which is used for accommodating foods and allows microwaves to penetrate through for heating is arranged on the turntable; a temperature measuring element is arranged below the turntable and comprises a temperature measuring inductive coil and a magnet exciting coil; a magnetic temperature sensing element which corresponds to the magnet exciting coil and allows the magnetic induction density to change along with the change of the temperature is arranged at the bottom of the utensil; the magnet exciting coil is used for exciting the temperature measuring inductive coil; and a temperature sensing magnetic field is formed between the temperature measuring inductive coil and the magnet exciting coil and is used for converting a magnetic signal generated by the magnetic temperature sensing element at different temperatures into an electrical signal and outputting the electrical signal so as to detect the temperature of the utensil. According to the microwave oven and the temperature measuring method disclosed by the invention, automatic, flexible and accurate control of temperatures of multiple points of the microwave oven in the cooking process can be realized.

The invention relates to a method for manufacturing special ferrite material capable of automatically control the temperature by the combination of coprecipitation and freeze-dry for preparing. The ferrite material of the invention differs form the average ferrites in that the constitute comprises lanthanon gadolinium besides zinc, iron, oxygen, the content of zinc oxide in chemical composition is between 17 and 23wt percent, the content of ferric oxide is between 68 and 88wt percent, and the content of gadolinium oxide is between 0 and 9wt percent. The size of the particle made of the material produced by the method is between 10 and 30nm, the Curie temperature (Tc) can be adjusted between minus 10 DEG C and 120 DEG C, the specific absorption rate (SAR) of the material is between 3.1 and 10.8W / g under the action of an alternating magnetic field generator with 8kW rating power when the working frequency is set at 60kHz and the strength of the magnetic field is set between 6.5 and 7 kA / m. The powder body of the ferrite takes on a ferromagnetic phase at the room temperature, becomes a heating element under the action of external alternating magnetic field, can raise self-temperature to the corresponding Curie temperature; when the temperature of the powder body exceeds the temperature, the material is conversed from the ferromagnetic phase to a paramagnetic phase and can not heat any more. The temperature of the powder body decreases due to natural cooling, when the temperature is lower than the Curie temperature, the powder body gets back to the ferromagnetic phase, becomes the heating element and raises the self-temperature. With the circulation, the temperature of the powder body can be controlled within the Curie temperature.

The invention provides a biaxial stress high temperature creep deformation test apparatus. The apparatus comprises a sample and a high temperature furnace, two sidewalls of the high temperature furnace are symmetrically provided with vertical narrow long holes, the sample is crossed in shape, the upper end of the vertical rod of the sample is fixed to the top in the high temperature furnace, a counterweight hangs at the lower end of the vertical rod, the left end and the right end of the across rod of the sample are respectively connected with one ends of steel ropes, the other ends of the steel ropes traverse through the long holes, are wound on pulleys and then are provided with counterweights, and the pulleys are arranged on vertical guide rods respectively, and can vertically move along the guide rods. The crossed sample is adopted, horizontal and vertical pulling forces are applied to the sample in the high temperature furnace, so biaxial stress high temperature creep deformation test requirements of a material are met to make the high temperature creep deformation test approach practical use conditions of the material; and a temperature control system is arranged to realize automatic control of the temperature.

The invention discloses an automatic temperature control smoke-free moxa-moxibustion instrument which comprises a housing, a base, an air circulating device, a bearing device and a control circuit. The base is fixed below the housing. The inside of the housing is an inner cavity, and the bearing device is arranged in the inner cavity and used for placing a moxa-moxibustion material to be burned. The automatic temperature control smoke-free moxa-moxibustion instrument is characterized in that the lower end of the base is open, a moxa-moxibustion cavity for making moxa-moxibustion smoke in contact with a part to be treated is formed in the lower portion of the base, an air outlet cavity for making the inner cavity communicated with the moxa-moxibustion cavity is formed in the center of the base, and lower air outlet holes for making moxa-moxibustion smoke escape are formed in the periphery of the base. The air circulating device is used for forming airflow sequentially flowing in the inner cavity, the moxa-moxibustion cavity and the lower air outlet holes. The automatic temperature control smoke-free moxa-moxibustion instrument achieves long-time and full contact between moxa-moxibustion smoke and the human body, can make the medical effect of the moxa-moxibustion material completely played, is conductive to prevention and treatment of human diseases and has remarkable advantages, and the problem is solved that the escaping direction of existing moxa-moxibustion smoke causes poor treatment effect.

The invention discloses a plate-and-strip online heating device used in the rolling process of magnesium alloy. The plate-and-strip online heating device comprises an induction heating device, a gas heating device and infrared thermometers which are installed at the rolling inlet and outlet positions of the magnesium alloy. The infrared thermometers are used for monitoring the online temperature of the magnesium alloy in real time and are further connected with a control system of the induction heating device and the gas heating device. The whole heating system can achieve closed-loop controlby setting a target temperature. The medium-frequency induction heating mode is adopted in the induction heating device, and the induction heating device comprises a frequency conversion device, an induction heating furnace body and a furnace front control device. The gas heating device comprises a combustion chamber, an ignition electrode, an ignition control system and a gas distributing cylinder. The induction heating furnace body and the gas heating combustion chamber are distributed up and down. Magnesium alloy plates and strips to be rolled penetrate through the gap between the inductionheating furnace body and the combustion chamber and further enter rollers for rolling. By means of the plate-and-strip online heating device, the magnesium alloy temperature can be controlled withinthe optimal rolling temperature range quickly and efficiently; and meanwhile, the temperature uniformity of the magnesium alloy plates and strips to be rolled can be improved, and the purpose of plateshape control is achieved.

The invention relates to a drug-containing beauty mask device with heating and cooling functions and belongs to the technical field of cosmetics and skin care products. The drug-containing beauty mask device is used for face skin care. The beauty mask device comprises a mask, a heating and cooling device, a direct-current power supply device, a feeding device and an intelligent control device. A plurality of airtight channels are arranged inside an airtight bag film-shaped patch with two or more layers and are connected in parallel or in series, and the airtight channels and the airtight bag film-shaped patch are provided with small pores. Drugs can be separated out through the small pores and permeate into the face of a user to sterilize, or whiten, or beautify or nurse the face of the user, the temperature of the drugs can be set according to the requirements of the user to achieve automatic temperature control, and the drugs on the face evaporate slowly along with temperature increase and do not flow; a plurality of protrusions are arranged on the mask to achieve face massaging so that the drugs can be sufficiently absorbed by the face. The beauty mask device can achieve cooling and heating quickly and is free of noise, low in energy consumption and capable of achieving sterilization, whitening, beautifying, skin care and the like.

The invention discloses a steel wire water bathing and air cooling quenching unit which comprises a water bathing quenching unit body and an air cooling quenching unit body. The air cooling quenching unit body is arranged on the downstream portion of the water bathing quenching unit body, and the air cooling quenching unit body and the water bathing quenching unit body are in mutual linkage. The water bathing quenching unit body is provided with a plurality of water baths, the length of the water baths is controlled through movable baffles capable of moving, and accordingly the water bathing quenching time for steel wires is controlled. The air cooling quenching unit body can control the temperature independently and intelligently, and the influences of the environment temperature on air cooling are reduced. According to the water bathing and air cooling quenching unit, the quenching time and quenching length can be adjusted freely, and products with different specifications and strengths can be produced at the same time; and in addition, the water bathing and air cooling quenching unit can control the temperature independently, so that the steel wires are quenched within the required quenching temperature range all the time, the quenching effect of the steel wires is improved, and the stability of mechanical properties of the steel wires is guaranteed.

The invention relates to a mass concrete temperature control technology, in particular to a mass concrete temperature control system. The mass concrete temperature control system solves the problems that in the control process of an existing mass concrete temperature control technology, time and labor are consumed, and the control precision is poor. The mass concrete temperature control system comprises a mass concrete pouring body arranged in a curing shed inner cavity, an executing portion, a control portion and a power supply portion; the executing portion comprises a water storing pond, acirculating pump, M electrical valves, M cooling water pipes and a humidifying device; M is a positive integer; the control portion comprises N sensor installing barrels, N sets of inner temperature sensors, an outer temperature sensor, an outer humidity sensor, an upper computer and a wireless transmission module; N is a positive integer; and a power supply system comprises a solar panel, a storage battery and an inverter. The mass concrete temperature control system is applicable to mass concrete temperature control.

The invention relates to a beer brewing device suitable for household dining. The device comprises a box body, the box body is internally provided with a fermentation structure, a raw material storage and discharge structure, a power structure, a beer yield apparatus and a control system. The fermentation structure includes a fermentation tank, the top of the fermentation tank is provided with a seal cover, and the fermentation tank is internally provided with a high pressure water polo, a hopper, a defoamer and a saccharometer. The raw material storage and discharge structure includes a feed inlet and a discharge pipe, the feed inlet is communicated with a wort storage barrel inlet, a wort storage barrel outlet is communicated with the fermentation tank bottom, and a recovery tank is placed below the discharge pipe. The power structure consists of a heating unit, a cooling unit, a heating pipe and a cooling pipe. The beer yield apparatus consists of a carbon dioxide cylinder, the carbon dioxide cylinder is communicated with a beer outlet and one end of a beer taking valve respectively through a valve C equipped pipeline, and the other end of the beer taking valve is communicated with the fermentation tank through a pipeline. The control system consists of a man-machine interaction module, a pressure monitoring module and a temperature monitoring module. The beer brewing device provided by the invention can meet the household beer brewing demand, and can acquire beer with good taste.

The invention discloses a wellhead heating device for exploitation of oil and natural gas. A structure of the wellhead heating device for the exploitation of the oil and natural gas comprises a hollowrod, an oil extraction pipe string, a solid rod, a pumping pump, a temperature control device, a terminal device, a four-pass interface, a blow-proof box, a suspension connector, a beam-pumping unit,a connecting cable, a pumping unit bracket, a pumping unit base, a connecting rod device, a motor, a control box, a display and an operation button. According to wellhead heating device for the exploitation of the oil and natural gas, the temperature control device is internally provided with a power failure mechanism, a transmission mechanism, a temperature sensing mechanism, a heating mechanismand an overload protection mechanism, so that the monitoring of heating temperature in the process of heavy oil thermal recovery can be realized; at the same time, the heating mechanism can be openedand closed automatically, the automation degree is high; and the normal production of oil wells can be guaranteed, the waste of resources is avoided, and the economic benefit is high.

The invention discloses an LED (light-emitting diode) lamp driving power supply with lightning protection and automatic temperature control functions. The LED lamp driving power supply comprises a voltage reduction capacitor (C1), a rectifier bridge (100), a filter capacitor (C2) and a temperature control and current limiting circuit (200), wherein the rectifier bridge (100) consists of a bridge arm I (101), a bridge arm II (102), a bridge arm III (103) and a bridge arm IV (104); and the temperature control and current limiting circuit (200) consists of a triode (V), a positive temperature coefficient thermistor (PTC), a voltage stabilizing diode (DW) and a biasing resistor (R).

The invention discloses an intelligent water content measuring instrument, which comprises a condensation tube, a receiver, a flask and a sample stirring part, wherein the receiver is connected right under below the condensation tube; the flask is connected obliquely below the condensation tube; the sample stirring part is arranged on the inner upper part of the condensation tube; the condensation tube comprises a glass tube and a circulating cooling water glass tube arranged outside the glass tube; and the sample stirring part comprises a silica gel scraping plate with a telescopic rod. The intelligent water content measuring instrument is characterized in that: the glass tube of the condensation tube is a glass tube consisting of an inner layer and an outer layer; an inner tube is a smooth and uniform straight tube; heat conducting oil is filled between the inner tube and an outer tube; and the circulating cooling water glass tube is arranged on the outer tube. The intelligent watercontent measuring instrument has the beneficial effects that: automatic temperature control and automatic sample stirring are realized, and the testing accuracy is improved; and the original condensation tube is improved, so that the problem of sample stirring error caused by hiding of water drops in recesses on the condensation tube is solved completely, and the testing accuracy is improved.

The invention discloses a high-temperature-resistant immersion probe for a laser-induced breakdown spectroscopy system. The high-temperature-resistant immersion probe comprises a high-temperature-resistant pipe (6), a high-temperature-resistant pipe sleeve (7), a high-temperature-resistant pipe heat insulation pad (8), an external heat insulation layer (9), a middle protection pipe (11), a sealing sheet, a lens barrel, a rear end box body (20), a temperature sensor (14), an air pressure sensor (16), an air inlet (23), an air outlet (12) and a lead screw drive system (21). The high-temperature-resistant immersion probe has a function of automatically and precisely controlling the temperature of a multilayer temperature control cavity in a high temperature environment and can guarantee stable parameters of an optical element in the probe. By the adoption of a coarse-fine combination two-stage servo control system consisting of a laser distance measurer, a laser-induced breakdown spectroscopy signal and a precision lead screw, quick and accurate positioning required by measurement is realized, the working time of the laser-induced breakdown spectroscopy system is shortened, and burdens on a laser device and a signal processing unit are relieved.

The invention relates to a magnesium alloy extrusion die capable of automatically controlling temperature and lubricating and a using method thereof. The magnesium alloy extrusion die comprises an upper die and a lower die, wherein the upper die comprises an upper die body; the lower die comprises a lower die body; a die sleeve is arranged outside the die; a spiral groove is formed in an inner wall of the die sleeve; a coil is arranged in the spiral groove; a bridge location is arranged on the upper die body; a feeding hole is formed in the middle of the bridge location; a tail seam allowance is formed in the rear end on the outer part of the upper die body; a through hole is formed in a wall of the upper die body; the front end of the through hole is connected with a digital greasing device; a recess is formed in a tail position of the through hole; a loose layer is arranged inside the recess; first fastening screw holes are formed in the upper and lower parts of the upper die body on a fastening surface of the upper die and the lower die; second fastening screw holes which correspond to the first fastening screw holes are formed in the lower die body; a discharge opening is formed in the middle of the lower die body; a working tape is arranged at the upper end of the discharge opening; a welding chamber is formed in the upper end of the working tape; a groove is formed in the top end of the lower die body. The magnesium alloy extrusion die is high in appearance quality and dimensional accuracy, uniform in heating and uniform in flow velocity and has the effects of automatically controlling temperature and lubricating.

The invention discloses a device and method for heating a butterfly valve, and belongs to the technical field of mechanical engineering. According to the device for heating the butterfly valve, an omega-shaped groove is processed on the side surface of a lug boss in a valve body close to the sealing surface of the butterfly plate and the valve body. A heating pipe is arranged in the groove, and two heating pipe holes are formed in the middle part of the side surface of the valve body and on the same plane with the groove. Guide lines are respectively led out from the heating pipe and straightsections at two ends of the heating pipe, and the guide lines are connected with an external power supply. The heating pipe is attached to the valve body by the heating pipe fixing the nut and sealedby a heating pipe gasket. A counter bored hole is arranged on the side surface of an inner lug boss in the middle part of the other side of the valve body, and the valve body is provided with an outward hole which penetrates through the valve body. The outer surface of the valve body is welded with a thermocouple connecting base, and the thermocouple penetrates through a thermocouple joint and thevalve body from outside to inside and is inserted into the counter bored hole to be jointed with the valve body for measuring the temperature of the valve body. When the heating pipe is electrified and heated, the temperature of the valve body reaches the required temperature and the butterfly valve can be opened, the power supply can be cut off. The device for heating the butterfly valve has theadvantages of compact structure and easy operation, thereby troubleshooting online, guaranteeing the operation of system, and improving the working efficiency and the safety performance.

The invention relates to a temperature control system of the cooling water of a cooling tower. The system comprises a temperature sensor (3), a temperature controller, a frequency converter, a water pump (2), a cooling tower (4) and a condenser (1), wherein the temperature sensor (3) is arranged on a water feeding pipe between the water pump (2) and the condenser (1); the temperature controller is respectively connected to the temperature sensor (3) and the frequency converter through an external circuit; the frequency converter is communicated with a fan in the cooling tower (4) via a circuit. Compared with the prior art, the temperature control system has the advantages of simple flow, energy saving and consumption reduction, the temperature of the cooling water can be automatically controlled, and the service life of the fan of the cooling tower (4) can be obviously prolonged.

The invention discloses an automatic cooling device for a relay. The automatic cooling device for the relay comprises a base body; a mounting block is arranged in the base body; a placing cavity is defined in the mounting block; a cooling mechanism is arranged on the right side of the mounting block; a cooling cavity is formed in the outer side of the mounting block; a spiral water pipe is arranged in the cooling cavity; a heat conduction cavity is formed below the cooling cavity; a heat conduction mechanism is arranged in the heat conduction cavity; a transmission cavity is formed below the heat conduction cavity; a transmission mechanism is arranged in the transmission cavity; a first rectangular groove is formed to the right side of the transmission cavity; a power supply groove is formed to the right side of the first rectangular groove; a power supply mechanism is arranged in the power supply groove; a second rectangular groove is formed above the power supply groove; a third rectangular groove is formed above the second rectangular groove; a fourth rectangular groove is formed above the third rectangular groove; and a power shaft penetrating through the third rectangular groove is rotatably arranged between the fourth rectangular groove and the second rectangular groove.

The invention discloses continuous production complete equipment for a buckwheat bowl holder. The continuous production complete equipment comprises a flour mixer, a pasting machine, a paste filling machine and a cooking ager, wherein by the additional arrangement of a paste heating device on the paste filling machine, the problems of thermally sealing an opening of a packaging bag filled with buckwheat paste and continuously filling the packaging bag are solved; the bag leakage rate is lowered by over 99 percent when compared with that of existing continuous production complete equipment which is not modified; by the additional arrangement of a bag material extrusion exhaust device on the paste filling machine, the problem that air is retained in the bag after the opening of the bag is sealed is solved, and convenient conditions are created for water bath cooking and sterilization. By the adoption of a cooking ager for realizing water bath cooking aging and sterilization, continuous production of the buckwheat bowl holder is realized, a conventional technology of preliminary aging and secondary packaging is eliminated, pollution to a product is greatly reduced, the problem of low working efficiency due to pure manual manufacturing of the buckwheat bowl holder is solved, and the storage expiration date is prolonged. Driving shifting sheets designed on a strip driving device and a driven device of the cooking ager extrude the plastic bag for multiple times in an aging process, so that a stirring function of an aged bowl holder is realized, and the taste and the flavor of the buckwheat bowl holder are guaranteed.

The invention discloses an infrared characteristic simulation system capable of being applied to a simulation model. The system comprises an industrial control computer, a thermal infrared image acquisition sensor, an industrial Ethernet field bus, a temperature control master station module, a temperature control slave station module, a battery module, an RS485 field bus, a USB to serial port cable, a surface-mounted temperature sensor and a temperature control heating film module. Temperature data of corresponding key parts of the military target is extracted according to the thermal infrared characteristic image information of the external surface of the real military target object or equipment at different moments, and the temperature parameters of a heating film module attached to theinternal surface of the military false indication target model are automatically controlled according to the temperature data so that the false indication target model has thermal infrared characteristics which are vivid and consistent with those of the real target, a good false indication camouflage effect is formed, and the purpose of confusing and interfering enemies by utilizing the false indication target model is achieved.

The invention discloses an automatic baking device for a freshwater block. The automatic baking device for the freshwater block is characterized by comprising a crank and rocker mechanism, a baking barrel, a cover plate, a supporting shaft and an end cover supporting frame. The baking barrel and the cover plate are semi-ellipse barrels. The baking barrel and the cover plate are connected to form an ellipse shape. Arc indentions are rolled inside the baking barrel in a symmetrical mode. The inner portion of the baking barrel is divided into a drying area and a baking area. The outer wall of the baking barrel is provided with temperature controlling sensors. An edible oil pipe and a flavor pipe are welded into the cover plate. Multiple variable frequency heaters are arranged inside the cover plate. A fish block conveying belt is arranged above an inlet of the cover plate. The baking barrel is arranged in an inclined mode relative to the horizontal plane. The installing dip angle ranges from 10 degrees to 20 degrees. By utilizing a domestic pot fish fried principle, steps of oil injecting, baking, flanging and burdening are carried out on the fish block. The fish block is baked in a sealed container, the gravity, the friction force and the collision are utilized, the motions of moving, the flanging and automatic outputting can be achieved on the fish block, and the assembly line mass production can be achieved.