40results about How to "Uniform and easy to control temperature" patented technology

The invention discloses a method for welding thin-wall micropipes of a fluoroplastic heat exchanger, which is characterized in that the fluoroplastic thin-wall micropipes are heated by metal bath as a heat carrier; a welding mold is placed in the metal bath; row tubes are placed in the welding mold to enable thermal expansion of a fluoroplastic end plate in the welding mold to be hindered in order to generate radial pressure; and the radial pressure is superposed with the pressure from the thermal expansion of an expansion core that is inserted in the fluorplastic heat exchanger, so that under molten state, the fluoroplastic end plate and the row tubes composed of the fluoroplastic thin-wall micropipes are molten together, and the welding purpose is achieved.

The invention relates to a mechanical device, in particular to a steel belt type dryer. The steel belt type dryer has a drying passage, a feed port and a discharge port are respectively equipped at two ends of the drying passage, a conveyer belt driven by a driving wheel is equipped in the drying passage, the conveyer belt is a stainless steel belt, a baffle is respectively equipped at two sides of the conveyer belt, a feeding mechanism is equipped at the feed port, and the feeding mechanism is a feeding press roller made from rubber or silicone rubber. A gas heating device and a dehumidifying blower are connected on the drying passage. The invention can be used for drying viscous, paste-like materials with nanometer degree of fineness. The invention has the advantages of sufficient drying, and high drying efficiency.

The invention relates to a coating device applied to the field of semiconductors, LEDs and solar cells, in particular to an evaporation source and an evaporation coating device. The evaporation source comprises a temperature control module, a carrier gas inlet module, a feeding module, an exhaust module and a thermal insulating module, wherein the temperature control module, the carrier gas inletmodule, the feeding module and the exhaust module are all arranged in the evaporation source body, and the thermal insulating module encloses the external surface of the evaporation source body. The evaporation coating device comprises the evaporation source and a vacuum cavity surrounding the evaporation source. In this invention, various functional modules that constitute coating equipments areintegrated in a single structure, that is, the evaporation source body, so that the temperature can be controlled stably and uniformly, and the evaporation source and the evaporation coating device achieve simple and compact structure, high integral heat conductivity, high melting point, stable temperature, high raw material utilization rate and uniform coating.

A method and a device for acid circulation pole plate formation are disclosed. The method comprises the following steps: a high-level acid-storing tank, a flow control valve, a temperature control heater, an acid inlet pipe, an acid-gathering tank, an acid outlet pipe, a low-level acid-storing tank, an acid pump, and an acid return pipe are provided outside a formation tank to constitute an acid circulation pole plate formation device; an acid flow of acid liquor in the high-level acid-storing tank is regulated in a range of 50 to 100 ML / S via a flow control valve through the flow control valve; the acid is heated to 20 to 40 DEG C via a temperature controller and flows automatically into the formation tank; then after the formation tank is fulfilled with the acid, the acid overflows into the acid-storing tank through an overflow hole and then into the low low-level acid-storing tank via the acid outlet pipe; finally the acid is returned to the high-level acid-storing tank for acid storage via the acid pump and the acid return pipe, concluding acid circulation and acid temperature control. The method changes a static state of acid in a formation tank of the prior art, gets rid of polarization effect of the formation process, improves formation efficiency, saves formation time and electric quantity consumed for formation, and directly leads to reduction of area and space taken by the pole plate formation process.

The invention discloses a biological safe medicine storage box which comprises a box body and a refrigeration system, wherein a circulating fan and a filter are arranged in the box body; and the box body is a sealed heat insulating box body. According to the invention, the box body is a sealed box body, so that gas in the box body circularly flows only in the box body; in the gas flowing process, the peculiar smell, bacteria, viruses and the like emitted by the medicines can be filtered by the filter in real time, so that the cross infection of the medicines can be prevented; and the gas in the box body is not exhausted outside, thereby performing a certain protective effect on the medical personnel. Moreover, the temperature in the box body is uniform and controllable, the effective refrigeration capacity is large, the cold preserving performance is good, the low-temperature refrigeration time is long, the cleaning and carrying processes are convenient, and the service life is long, thus the biological safe medicine storage box is an ideal refrigeration apparatus for transporting constant-temperature products.

The invention discloses an observing method of a metallographic structure of an equiatomic platinum-cobalt alloy. The observing method comprises the steps that 1, an equiatomic PtCo alloy sample is cut on a workpiece and fixed on denture base resin; 2, the alloy sample is ground by a grinding machine and then is ground level by level by sequentially adopting number 600 metallographic abrasive paper and number 1200 metallographic abrasive paper; the polished platinum-cobalt alloy sample is subjected to mechanical polishing, and the platinum-cobalt alloy sample without remarkable scratch and contamination point is obtained; 4, the platinum-cobalt alloy obtained after mechanical polishing is placed in a corrosive container filled with a corrosive solution for etching, after etching is completed, the platinum-cobalt alloy is placed under a metallographic microscope, and thus the metallographic structure of the equiatomic platinum-cobalt alloy is observed. The sample preparing method has low requirements for levels of experimental devices and operating personnel, is suitable for preparation of the equiatomic platinum-cobalt alloy in a normal laboratory, is quite low in alloy consumption, and greatly lowers the risk of loss and waste of precious metal.

The invention discloses a tubular steam heating device and a hair shaper thereof. A tubular steam heating device comprises a heating pipe; the heating pipe comprises an inner pipe and an outer pipe of which both ends are fixedly linked with the inner pipe; the outside of the inner end of the outer pipe is provided with an exhaust linking pipe, and a throttle valve is arranged at the exhaust linking pipe for adjusting temperature; the inner end of the inner pipe extends and protrudes out of the inner end of the outer pipe, and provided with a connecting part; the connecting part is provided with an annular groove; the outer end of the inner pipe or the side wall closing to the outer end is provided with a venting hole. Through a rapid dismounting type connector, the heating pipe is linked with the steam generating device. By adopting the steam heating pipe, the device is convenient to combine with hair, and the temperature is uniform and controllable, safe and free from risk. A comb structure formed by a conical tube is convenient to heat hair in combing hairs. The moveable end cover can adjust the angle of the venting hole and prevent human body from scalding. The connector for linking is convenient to mount and dismount, simple in structure, and good in safety.

The invention discloses a temperature-controlled and voltage-controlled lithium battery formation method. An isotropic medium environment with controllable temperature and pressure is adopted. A sealed lithium battery is placed in the medium environment, and lithium battery formation is carried out through temperature and pressure control. The formation method not only can simplify the process oflithium battery formation, but also can solve a series of problems caused by hard contact and uneven pressure and temperature during clamp heating and pressurizing. The method is worth popularizing.

The invention belongs to the technical field of heat-resisting steel welding, particularly relates to a repairing method of a high-chromium martensite heat-resisting steel casting, and provides a welding and repairing method of a novel heat-resisting steel casting. The method comprises the main steps of defect treatment before welding, welding preheating, welding, heating after welding, and heat treatment after welding. By the adoption of the welding and repairing method, generation of weld cracks is reduced, the yield of welding and repairing is increased, the number of times of welding is reduced, and the repairing cost is reduced substantially.

The invention relates to an electric-heating press machine of a plastic drainage plate. The electric-heating press machine includes a rack, a press roller main shaft, a press roller, two support wheel rings, electric-heating tubes and a temperature-controlling instrument. The press roller is movably connected to the rack through a bearing and the press roller main shaft. The electric-heating tubes are arranged in the press roller. The press roller main shaft is fixedly connected to the rack. The press roller is rotated around the press roller main shaft. The electric-heating tubes are uniformly distributed on the edges of the two support wheel rings through the support wheel rings fixedly arranged on the press roller main shaft in a manner of being arranged in parallel with the axial line of the press roller main shaft, wherein the parallel distance between the electric-heating tubes and an inner wall of the press roller is adjusted through bolts. The electric-heating tubes can be infrared heating tubes or electric furnace wires, of which the temperature is regulated by the temperature-controlling instrument. The electric-heating press machine is direct and simple in heating manner and is uniform and controllable in temperature. Supporting facilities of the machine occupy space hardly. The machine is high in energy utilization rate, is low in cost, and is free of pollution to environment.

The invention relates to a chemical deposition method of high-purity low-hydroxyl high-uniformity quartz glass, which comprises the following steps: (1) depositing a silicon source in a deposition cavity by adopting a vapor phase axial deposition method to obtain a low-density SiO2 loose body; wherein in the deposition process, the interior of the deposition cavity is controlled to be in a negative pressure environment, and the temperature is not higher than 500 DEG C; (2) in a closed environment filled with dehydroxylation airflow and oxygen, heating the low-density SiO2 loose body to 1100-1300 DEG C, so that the low-density SiO2 loose body is dehydrated, dehydroxylated and densified; then, placing the low-density SiO2 loose body in an inert gas environment, heating to 1470-1600 DEG C, and vitrifying the low-density SiO2 loose body to form transparent quartz glass; and (3) annealing the transparent quartz glass to obtain the high-purity low-hydroxyl high-uniformity quartz glass. The invention further discloses a device adopting the chemical deposition process. According to the chemical deposition method of the high-purity low-hydroxyl high-uniformity quartz glass, the production process is high in continuity, and the content of metal impurities in the produced quartz glass is extremely low.

The invention relates to an energy-saving calcining method for increasing activity of coal gangue, comprising the following steps of: (1) crushing, grinding and pyrolyzing the coal gangue; (2) performing useful constituent extracting and solid-liquid separation on material to be activated, putting the solid in a primary burning furnace to burn, obtaining gangue coke and generating high-temperature gas mainly comprising nitrogen and carbon monoxide; and (3) putting the gangue coke in a secondary burning furnace to continue to burn, obtaining solid product gangue ash and generating high-temperature gas mainly comprising the nitrogen and the carbon dioxide, wherein the heat generated in the steps can be fully and flexibly utilized. The method provided by the invention has the positive effects that: the activation of the coal gangue is not influenced by coal burning, the temperature in the furnaces is uniform and controllable, the calcining product is stable in quality and the activity of calcined coal gangue is increased; the coal burning is not restrained by the activation temperature, the burning temperature is adjustable and the heat is fully utilized; and the method has high desulfurization efficiency, no influence on the activation of the coal gangue, no pollution to environment and prospect of industrial popularization.

The invention relates to a single-tubular gas protection fiber thermal treatment device. The device comprises a heating pipe which is provided with two opening ends and made of high temperature alloy, wherein sealing heads are fixed at the opening positions at the two ends of the heating pipe; the two sealing heads are respectively provided with a feeding port and a discharging port which are corresponding; a left side electrode clamping end and a right side electrode clamping end are respectively fixed on the outer wall of the heating pipe; and the pipe wall of the heating pipe is provided with a protection gas inlet. According to the invention, the heating pipe made of high temperature alloy is adopted; and the heating pipe has small internal space and uniform and controllable temperature, thereby ensuring thermal treatment property and saving energy.

The invention discloses an instant-heating temperature-controllable beverage dispenser which comprises a cold water inlet, a heating tube, a water inlet tube, a water outlet tube and a hot water outlet. A water pump is serially connected to the water inlet tube, a piston is arranged in the inner cavity of the heating tube and divides the inner cavity of the heating tube into a first cavity and a second cavity, a first cold water inlet hole and a first hot water outlet hole are formed in the first cavity, a second cold water inlet hole and a second hot water outlet hole are formed in the second cavity, the first cold water inlet hole and the second cold water inlet hole are respectively connected with the tail end of the water inlet tube through a first water channel provided with a first valve body and a second water channel provided with a second valve body, and the first hot water inlet hole and the second hot water inlet hole are respectively connected with the front end of the water outlet tube through a third water channel provided with a third valve body and a fourth water channel provided with a fourth valve body. The instant-heating temperature-controllable beverage dispenser overcomes the defects of slow heating and non-uniform temperature caused by whole heating performed by the heating tube, has the advantages of high heating efficiency and uniform and controllable temperature and is ingenious and convenient to control and capable of accurately controlling water amount.

The invention belongs to the technical field of furnace drying, and particularly relates to a diesel furnace drying method. The diesel furnace drying method comprises the following steps that (1) diesel combustors are installed; (2) a 15-ton diesel storage tank, four oil pumps, two air compressors and matched distribution boxes are installed on site; (3) a smoke exhaust system is installed; and (4) temperature measurement and control are conducted. The diesel furnace drying method has the beneficial effects that diesel is used as fuel, the special diesel combustors are utilized, flue gas generated by diesel combustion is fed into a furnace through a special guide pipe, the temperature of the furnace rises steadily according to a set furnace drying curve by controlling the temperature of flue gas fed into the furnace, accurate control over the temperature of the whole furnace can be realized under 800 DEG C through the diesel furnace drying method, the temperature can continue to rise according to the furnace drying requirements above 800 DEG C, the highest furnace temperature can reach 1300 DEG C, the technology is mature, operation is flexible, the temperature of a combustion chamber is even and controllable, a better furnace drying effect can be realized, the method can be applied and popularized to heating furnaces and other industrial furnace drying furnaces, and the methodis worth popularizing.

The invention relates to the technical field of asphalt drying equipment, in particular to an integrated system and method for raw recycled aggregate drying equipment. The system comprises a raw material drying roller and a reclaimed material drying roller. The raw material drying roller is provided with a combustor and a first air inducing tank. The reclaimed material drying roller is provided with a hot flue gas inlet and a second air inducing tank. The first air inducing tank is connected with the hot flue gas inlet through a hot flue pipe, and hot flue gas in the raw material drying rolleris introduced into the reclaimed material drying roller. The second air inducing tank is connected to the raw material drying roller through a tail gas pipe. Introducing is carried out from one end provided with a burner. Tail gas of the reclaimed material drying roller is introduced to the position of the burner in the raw material drying roller to carry out secondary combustion. The raw material drying roller and the reclaimed material drying roller share the same set of burner, so that the equipment cost is low. The reclaimed material drying roller is used for drying by adopting a hot fluegas heat exchange mode, the temperature is uniform and easy to control, and hearth parts are omitted. Heat is recycled, the energy utilization rate is high, and the equipment adaptability is high.

The invention relates to the technical field of plate hot pressing, and discloses a plate hot pressing device capable of uniformly heating and easily controlling temperature of a plate. The plate hotpressing device comprises hot pressing blocks, wherein the tops of the hot pressing blocks are fixedly connected with a pressing rod, the top of each hot pressing block is fixedly connected with an air pressure box, and the bottom of each sliding rod is fixedly connected with a tension spring; and a scraping block is fixedly connected to the bottom of each tension spring, a baffle is movably connected to the interior of each scraping block, a drainage pipe is inserted into the outer side of each hot pressing block, a swing door is movably connected to the inner wall of each drainage pipe, anda reset spring is fixedly connected to the side, away from each scraping block, of each swing door. According to the plate hot-pressing device capable of uniformly heating and easily controlling the temperature of the plate, air is introduced into the air pressure boxes, the air pushes piston rods to move, the piston rods drive pull rods to move, the pull rods drives driving wheels to rotate, thedriving wheels drive transmission wheels to rotate, and the transmission wheels drives gears to rotate, and through the cooperative use of the gears and gear grooves, so that the effect of uniformly heating the interior of the hot pressing plate is achieved.

The invention discloses a novel cable insulation layer repairing machine, which includes a power supply device for supplying and controlling power, a cable mold for repairing a cable insulation layer,and a working platform. The cable mold is provided with a cable repairing hole, a driving device for opening and closing the cable mold, a heating structure for heating the mold. The driving device and the heating structure are both electrically connected to the power supply device. After the cable mold is heated to a certain temperature by the heating structure, a temperature value can be set inadvance, and then a cable to be repaired is placed on the cable repairing hole of the cable mold for fusion and crimping repair. The novel cable insulation layer repairing machine is easy to operate.The repaired cable is stable and reliable in performance.

The invention relates to an electricity-burning-mechanical energy comprehensive rock breaking drill. The electricity-burning-mechanical energy comprehensive rock breaking drill comprises a threaded connector, a wall making device, a controller, an injector, an electric heating device, a cable and a heat conduction element; the lower end of the threaded connector is connected with the wall making device, an annular hole and a center hole are formed in the threaded connector, an annular groove and a burning chamber are formed in the wall making device, the center hole is communicated with the burning chamber, and an outlet of the burning chamber is formed in the bottom face of the wall making device; the controller and the injector are sequentially arranged in the center hole in the drill advancing direction, the controller is a one-way valve and an electronic ignition device, an air channel is formed between the annular hole and the injector, the annular groove is formed between the burning chamber and the outer wall of the wall making wall, the electric heating device and the heat conduction element are arranged in the annular groove, the heat conduction element is in contact with the electric heating device, the cable penetrates through the annular hole to be connected with the electric heating device, and cutting teeth are arranged at the bottom end of the wall making wall. According to the electricity-burning-mechanical energy comprehensive rock breaking drill, a heat source is provided for the wall making device through the electricity for wall making, the thermal loss is small, the temperature of the wall making device is controllable, and the wall making effect is good.

The invention relates to a distiller's grains processing system, comprising: a distiller's grains drying chamber, a pyrolysis device, a direct-fired boiler, a fluidized bed device, and a rotary air preheater. The melting point threat treatment system of distiller's grain incineration improves the safety factor and stability of the treatment process; solves the steam source of the brewing enterprise and reduces the operating cost of the enterprise; improves the energy utilization rate of the treatment system; reduces the operating load of the process flue gas purification system.

The invention relates to the technical field of production equipment, in particular to an extrusion die for producing a four-hole plate. The extrusion die comprises a die body. The left side of the die body is connected with a transition plate. The left side of the transition plate is connected with a rear support plate. The left side of the rear support plate is connected with a front support plate. According to the extrusion die for producing the four-hole plate, a heat conduction barrel with a cooling water flow groove is fixed to the inner wall of an extrusion runner, and therefore the cooling performance of the interior of the extrusion runner is more consistent, and the temperature is more uniform and controllable. A small water passing core bar on the left side of a main core bar is utilized for cooling the whole main core bar and a diversion cone, the sizing efficiency is greatly improved, the work time is shortened, and the product quality is improved.

The invention relates to a coating device applied to the field of semiconductors, LEDs and solar cells, in particular to an evaporation source and an evaporation coating device. The evaporation source comprises a temperature control module, a carrier gas inlet module, a feeding module, an exhaust module and a thermal insulating module, wherein the temperature control module, the carrier gas inletmodule, the feeding module and the exhaust module are all arranged in the evaporation source body, and the thermal insulating module encloses the external surface of the evaporation source body. The evaporation coating device comprises the evaporation source and a vacuum cavity surrounding the evaporation source. In this invention, various functional modules that constitute coating equipments areintegrated in a single structure, that is, the evaporation source body, so that the temperature can be controlled stably and uniformly, and the evaporation source and the evaporation coating device achieve simple and compact structure, high integral heat conductivity, high melting point, stable temperature, high raw material utilization rate and uniform coating.

The invention discloses a fully automatic production device of convenient miscellaneous-cereal glutinous porridge, belonging to the technical field of food manufacturing machinery. The fully automatic production device comprises a film making head, an open shaft seat, an induction cooker heating table, a stainless steel sheet ring belt and a crawler-type worktable, wherein the open shaft seat is fixedly arranged at two sides of the crawler-type worktable; a center shaft of the film making head is arranged on the open shaft seat, and three feeding ports above the film making head are connectedwith a pump through hoses; and the stainless steel sheet ring belt is sleeved at the inner side of the crawler-type worktable and located above the induction cooker heating table. In the invention, the surface temperature of the crawler-type worktable in a preheating area is even and controllable while the whole production process of film making, film removing and primary drying of the crawler-type worktable in a film making area is completed by utilizing the natural cooling of the self-preheating temperature, and the crawler-type worktable in the film making area does not need heat energy, therefore, the crawler-type worktable in the film making area is environment friendly, can save energy and electricity and conduct heat rapidly, and has even and controllable surface temperature, high efficiency and convenience for maintaining.

The invention discloses a fully automatic production device of convenient miscellaneous-cereal glutinous porridge, belonging to the technical field of food manufacturing machinery. The fully automatic production device comprises a film making head, an open shaft seat, an induction cooker heating table, a stainless steel sheet ring belt and a crawler-type worktable, wherein the open shaft seat is fixedly arranged at two sides of the crawler-type worktable; a center shaft of the film making head is arranged on the open shaft seat, and three feeding ports above the film making head are connected with a pump through hoses; and the stainless steel sheet ring belt is sleeved at the inner side of the crawler-type worktable and located above the induction cooker heating table. In the invention, the surface temperature of the crawler-type worktable in a preheating area is even and controllable while the whole production process of film making, film removing and primary drying of the crawler-type worktable in a film making area is completed by utilizing the natural cooling of the self-preheating temperature, and the crawler-type worktable in the film making area does not need heat energy, therefore, the crawler-type worktable in the film making area is environment friendly, can save energy and electricity and conduct heat rapidly, and has even and controllable surface temperature, high efficiency and convenience for maintaining.

The invention provides a novel muffle furnace to overcome the problems of pollution to glassware and influence on the shape of the glassware due to heating manners of traditional muffle furnaces. The novel muffle furnace comprises a furnace chamber, a heating chamber, silicon-molybdenum rods and a heat-insulation layer. The novel muffle furnace is characterized in that the furnace chamber is made of a heatproof plate; the periphery of the heating chamber is made of a steel plate; six silicon-molybdenum rods are arranged in the heating chamber and divided into two groups; the two groups of silicon-molybdenum rods are in the shape of a regular triangle and coat the outer side of a glass tube at positions one third and two thirds of the axial height of the glass tube respectively; and the number of the silicon-molybdenum rods is plural, and each group of silicon-molybdenum rods coats the outer side of the glass tube in the form of a regular polygon. The novel muffle furnace provided by the invention has the advantages of high thermal efficiency, usage of clean and environment-friendly energy, uniform and controllable temperature in the furnace chamber, etc.

The invention provides a material bonding method which comprises the steps that a first material to be bonded and a second material to be bonded are arranged on a platform, a bonding gap is formed by the first material and the second material, and glue for bonding is arranged in the bonding gap; and a heating device is arranged and comprises a heat source, a focusing lens and a heat transfer medium. Heat emitted by the heat source is focused through a focusing lens to act on a heat transfer medium, and glue is heated through the heat transfer medium. According to the method, the problem of gasification of the glue or the to-be-glued material is avoided, and the temperature is more controllable and uniform. In addition, the invention further provides a material bonding device.