42results about How to "High speed flow" patented technology

The invention discloses a food cooker which comprises a spherical hollow shell, wherein a feed port, a seasoning port, a steam injection port and a gas discharge portare formed in the upper part of the spherical hollow shell; and a discharge port is formed at the bottom of the spherical hollow shell. The food cooker realizes more uniform heating in cooking; in combination with the food cooker and by adopting superheated steam, the food is quickly processed, the original nutritional components and fresh mouthfeel of the food are guaranteed, and the food is sterilized and disinfected while residual pesticide can be quickly gasified; and the superheated steam can remove food oil and fat, inhibit oxidation and guarantee the safety, sanitation and health of the food. Residual steam is connected with an oil-water separation and waste heat recovery system, thereby being more energy-saving and environment-friendly; and moreover, the lampblack and smell are both completely discharged by a filter system through an exhaust pipe, the precipitation of lampblack and white steam is avoided, the kitchen does not need cleaning, and the generation of carcinogenic or harmful substances is prevented. With an automatic control program, the food cooker for automatic processing of food disclosed by the invention can realize automatic operation of food cooking.

The invention discloses a strong convection structure on a heat treatment furnace. The convection structure comprises a furnace pipe, an air guide cylinder and a centrifugal fan, wherein the internal peripheral surface of the furnace pipe is outwards extruded on the inner surface of the same to form a plurality of ring-shaped grooves, the internal peripheral surface of the air guide cylinder in the furnace pipe is outwards extruded on the external surface of the furnace pipe to form a plurality of ring-shaped bulges, the vanes of the centrifugal fan arranged in the furnace pipe extend into the furnace pipe hermetically through the port of the furnace pipe, and gas inside the furnace can form high-speed strong convection under the effect of the centrifugal fan. The convection structure on the heat treatment furnace can ensure that gas inside furnace is more uniform in distribution, the cooling speed is faster, and the finished product rate of forgings is improved.

The invention relates to a jet laser composite cleaning method and a cleaning system. A water film and a water film cavitation bubble breaking impact cleaning base material surface are generated, andmeanwhile, a laser is focused in the water film, the water film explodes in a super-heating state, the water film is vigorously vaporized, steam bubbles are generated to impact the surface of base materials, and the effective action time of cavitation jet is prolonged. The cleaning system comprises an cavitation jet device and a laser cleaning device; and the laser beam and the center line of thecavitation jet are coplanar, the cavitation jet flow generates the water film on the surface of a workpiece, the laser beam is focused in the water film and keeps a distance from the surface of the workpiece, and the laser beam and the cavitation jet flow act on the surface of the workpiece on a workbench to be cleaned, so that the effect is obviously superior to that of the existing cleaning technology, solid particles with the surface diameter larger than 50 nm can be removed, and the surface processing requirements of the wafer base materials can be met.

The invention discloses a spiral venturi scrubber comprising a venturi pipe and a first water-sealing type water discharging device, wherein the venturi pipe is formed by connecting a retractable pipe, a compressed throat pipe and a spiral gradually-expanded pipe in sequence; the retractable pipe and the spiral gradually-expanded pipe are internally and respectively provided with first and second spraying and washing devices; and the bottom of the scrubber is provided with a water outlet which is connected with the first water-sealing type water discharging device. The invention further discloses a wet-method desulphurization and denitration dust-collecting system comprising a main desulphurization dust-collecting tower, a secondary desulphurization dust-collecting tower, a dehydrator and the spiral venturi scrubber; and the scrubber is communicated with the bottom end of the main desulphurization dust-collecting tower through a connecting flue; the top of the main desulphurization dust-collecting tower is communicated with the top of the secondary desulphurization dust-collecting tower through the dehydrator; and an air inlet of the secondary desulphurization dust-collecting tower is higher than the bottom surface of the dehydrator. The spiral venturi scrubber has the advantages of small volume, low energy consumption, high dust-collecting efficiency, good desulphurization and denitration effects and the like.

A double door kitchen electric oven with temperature display and displacement prevention functions comprises a displacement prevention device, a gas frying device, a duplex metal thermometer, a microwave oven body and an oven body. The microwave oven body is fixedly connected with the oven body, and the bottom of the microwave oven body and the bottom of the oven body are each provided with two first supporting feet. The gas frying device is arranged in the microwave oven body. The upper surface of the microwave oven body and the upper surface of the oven body are both provided with louvers. The displacement prevention device comprises the first supporting feet and at least one bowl-shaped suction cup. One end of the outer circle of each bowl-shaped suction cup is provided with a tongue piece used for preventing the situation that the microwave oven body is attracted too firmly so that the microwave oven body cannot be moved. The bowl-shaped suction cups are independently arranged at the bottom of the microwave oven body and the bottom of the oven body or arranged under the supporting feet. The double door kitchen electric oven adopts the overall design of double doors, and is simple and reasonable in structure, reliable in performance, convenient to use, accurate in temperature induction, safe, reliable, high in attraction force, convenient and fast in machining production, low in cost and flexible to operate.

The invention relates to a method and a device for continuously concentrating glyoxylic acid. A glyoxylic acid solution is concentrated by adopting a method of continuously adding a stock solution and extracting a concentrated solution. The method comprises the following steps: a switch-on vacuum debugging process, an early feeding concentration stabilizing process, a continuous feeding and extraction adjusting process, a normal continuous concentration process, a distillate intermittent transfer process and a concentration ending halt process. The device comprises an evaporator, a heater, a demister, a condenser, a receiving tank, a buffer tank, a scrubber tank, a high vacuum unit, a stock solution container, a concentrated solution container, a distillate container, an extracting pump, a distillate delivery pump, a stock solution feeding flow meter, a concentrated solution extraction flow meter and the like. The method and the device can realize continuous production of concentrated glyoxylic acid, the concentration efficiency is high, the equipment capacity can be obviously improved, the materials are short in heating time and low in temperature, the product is high in quality, high in yield and low in energy consumption, the service life of glassed steel equipment can be prolonged, and the labor intensity of workers is reduced.

The invention discloses a capillary aluminum pipe for the high-speed flowing of gallium-based liquid metal containing an oxide layer and a preparation method of the capillary aluminum pipe. The preparation method comprises the following steps: (1) pretreating the capillary aluminum pipe; (2) carrying out electrochemical machining on the inner wall of the capillary aluminum pipe; (3) anodizing theinner wall of the capillary aluminum pipe, wherein the step (2) and the step (3) jointly complete preparation of the surface microstructure of the capillary aluminum pipe, so that regular square grooves are formed in the surface of the inner wall of the capillary aluminum pipe; (4) performing surface modification treatment, and completing the oleophylic decoration of the inner wall of the capillary aluminum pipe, and (5) injecting surface pre-infiltration liquid, and completing the preparation of the ultra-smooth capillary aluminum pipe. According to the invention, the application of gallium and gallium-based liquid metal in the aluminum-based capillary tube is realized, and due to the existence of the surface oxide layer and the pre-injection liquid layer, the driving power consumption during the driving of the liquid metal is effectively reduced, and the direct contact between the gallium-based liquid metal and the capillary aluminum tube is isolated, so that the occurrence of embrittlement reaction is avoided.

The invention provides a wastewater zero discharge system based on efficient concentrating and spray drying integrated treatment, which is characterized in that desulfurization wastewater is collected into a wastewater collection tank, the wastewater collection tank and a wastewater lifting pump are in liquid level linkage, the wastewater lifting pump conveys desulfurization wastewater stock solution to a preheater, the preheater preheats the desulfurization wastewater, the preheated desulfurization wastewater flows to an inlet of a forced circulation pump, feed liquid is driven by the pressure of a forced circulation pump to enter a heater, the desulfurization wastewater is heated, evaporated and concentrated in the heater, and when the density of a densimeter arranged in a vapor-liquid separator reaches a set value, part of concentrated liquid is discharged into a concentrated liquid collecting box; and the desulfurization wastewater is evaporated and concentrated, then the concentrated solution is evaporated and dried by an evaporation drying tower, salt particles generated by drying enter a dust remover, and the system has the characteristics of short process flow, high concentrating ratio, no scaling in long-time stable operation, avoidance of auxiliary dosing, capability of recovering fresh water, diversification of heat sources and the like.

The invention provides a control method for a kitchen air conditioner, electronic equipment and a storage medium. The control method for the kitchen air conditioner comprises the steps that the smoke concentration in a kitchen is obtained; and when the smoke concentration is greater than a first smoke preset value, an indoor fan is controlled to operate at a high speed, and a fresh air ventilator is controlled to operate at a high speed. According to the control method for the kitchen air conditioner provided by the embodiment of the invention, the structure of the air conditioner or a range hood does not need to be changed, so that the cost is reduced, and the kitchen cooking experience of a user is improved.

The invention discloses a water reaction metal fuel cyclone punching power generation system, and aims to solve the problems of low efficiency, environmental pollution, high fuel consumption and the like in traditional power generation modes. The water reaction metal fuel cyclone punching power generation system comprises a water storage container, a high-pressure pump, a high-pressure power system, a water pressure stabilizing unit, a machine box, a cyclone generator, an air supply system, a punching cone, a combustion chamber, a turbine set, a generator set and a waste gas treatment device.The water reaction metal fuel cyclone punching power generation system realizes controllable continuous reaction of water and metal particles under the conditions of normal temperature and normal pressure, is low in cost and high in efficiency, and is adopted as a power source of a power generation system to realize continuous and stable power generation of the power generation system. Further, the water reaction metal fuel cyclone punching power generation system adopts the water and metal reaction, so that the fuel cost is reduced, the ecological environment is not polluted, higher power generation efficiency and adaptability are achieved, and higher actual application value is achieved. The water reaction metal fuel cyclone punching power generation system is skillful in concept and reasonable in design, and can adapt to various working conditions to achieve wide application prospect.

The invention relates to a water heater pipeline. The water heater pipeline comprises a cold water pipe and a hot water pipe, wherein the cold water pipe and the hot water pipe communicate with a water mixing pipe, a separation membrane extending along the axis of the hot water pipe is arranged in the hot water pipe, the separation membrane divides the hot water pipe into two water channels, a control valve is arranged at one end of the separation membrane, the control valve comprises a fixed rotating shaft arranged on the separation diaphragm, a rotating cylinder is arranged on the fixed rotating shaft in a sleeving mode, a sealing door and a circulating net are arranged on the rotating cylinder, a control strip is further arranged in the hot water pipe, a regulating valve is arranged atthe water outlet end of the cold water pipe, the regulating valve comprises a limiting groove and a sealing baffle arranged in the limiting groove in a sliding mode, a control board is arranged between the sealing baffle and the pipe wall of the pipeline, the change of the control board can be changed along with the change of the temperature, and a flow guide hole is formed in the sealing baffle.The water heater pipeline is unique in principle and capable of effectively shortening the hot water waiting time and meanwhile reducing waste of water resources.

The invention relates to a drying device for reconstituted tobacco production by means of a dry method of paper-making. The drying device comprises a drying oven body, and a hot air inlet 11 connected with the drying oven body, wherein a first air uniformizing baffle 1, a second air uniformizing baffle 2 and a third air uniformizing baffle 3 are fixedly arranged in the drying oven body in parallel at equal intervals, the three air uniformizing baffles are arranged in the drying oven body and connected with the hot air inlet 11, an adjustable baffle is arranged at the tail end of each air uniformizing baffle, and a forced dehumidification device 7 is arranged on the rear portion of the drying oven body. The drying device has the advantages that blast capacity is uniform and the internal humidity of the drying device can be effectively reduced and is suitable for a reconstituted tobacco production line with the dry method of paper-making adopted.

The invention discloses a blast device of a microwave oven. The blast device comprises a hot air convection mechanism which is arranged on the microwave oven, wherein a hot air outlet communicated with an air outlet channel of the hot air convection mechanism is formed in the inner wall of an oven cavity of the microwave oven; a blast container is arranged in the oven cavity and comprises an oil receiving disc, a blast hood and a food shelf; the blast hood is arranged on the oil receiving disc and a cavity is formed by enclosure of the blast hood together with the oil receiving disc; the food shelf is arranged on the oil receiving disc and in the cavity; an opening is formed in the blast hood and is communicated with the cavity and the hot air outlet; the inner wall of the blast hood is arc-shaped; an air guide groove is formed in the inner wall of the blast hood; and one end of the air guide groove is arranged at the opening and the other end of the air guide groove is arranged at the food shelf. The blast device of the microwave oven has the characteristic of being reasonable and simple in structure, flexible to operate and low in manufacturing cost.

The invention belongs to the technical field of fine chemical engineering, and in particular relates to a method and equipment for preparing paranitrobenzoyl chloride. The method comprises the following steps: performing a refluxing reaction on nitrodracylic acid and thionyl chloride under the effect of a catalyst, distilling and recycling the thionyl chloride under the normal pressures and the reduced pressure respectively after the reaction so as to obtain a crude product of the paranitrobenzoyl chloride; allowing the crude product to enter into an one-stage film evaporator through a high-level tank to distil the residual thionyl chloride at a reduced pressure, and then distilling and refining a reactant by a two-stage film evaporator under the condition of high vacuum so as to obtain the paranitrobenzoyl chloride. In the method, the two stages of the film evaporators are adopted in the refining process, because the heat transfer area is large and the efficiency is high, the residual thionyl chloride and the residual catalyst in reaction liquid can be effectively removed, time for distilling and refining is shortened, side effects and impurities are prevented, and the method has the characteristics that the method is simple and practicable to operate, the production cycle is short, the product yield is high, and the impurity content is low; the production equipment disclosed by the invention has the advantages that the operation is convenient, and the work efficiency is substantially improved.

The invention provides an exhaust device of a plastic thin film extruder, belongs to the technical field of machinery and solves the problem of inconvenience in assembling of an existing forming machine. In the exhaust device of the plastic thin film extruder, the plastic thin film extruder comprises a rack and an extrusion cylinder which is transversely arranged on the rack; the exhaust device comprises an exhaust pipe arranged above the extrusion cylinder; the left end of the exhaust pipe is sealed, and the right end is opened; the rack is fixedly provided with an exhaust pump; a right end opening of the exhaust pipe is communicated with an air inlet of the exhaust pump; a tubular sliding part is arranged on the outer side wall of the left end of the exhaust pipe; a tubular locating part is arranged on the outer side wall of the extrusion cylinder; the lower end of the sliding part is inserted in the locating part; a locking mechanism which can be used for limiting the sliding of the sliding part is arranged between the sliding part and the locating part; a tubular air inlet part is arranged on the side wall of the middle part of the exhaust pipe; a tubular exhaust part is arranged on the side wall of the middle part of the extrusion cylinder; the upper end of the exhaust part is inserted in the air inlet part; sealing between the exhaust part and the air inlet part is formed through a sealing ring. The exhaust device provided by the invention has the advantage of convenience in assembling.

A capillary aluminum tube capable of high-speed flow of a gallium-based liquid metal containing an oxide layer and a preparation method thereof. The preparation method comprises the following steps: (1) pretreatment of the capillary aluminum tube; (2) electrochemical machining of the inner wall of the capillary aluminum tube (3) Anodizing processing of the inner wall of the capillary aluminum tube; Steps (2) and (3) jointly complete the preparation of the surface microstructure of the capillary aluminum tube, so that the inner wall surface of the capillary aluminum tube forms regular square grooves; (4) Surface modification The lipophilic modification of the inner wall of the capillary aluminum tube is completed, and (5) the surface pre-dipping solution is filled to complete the preparation of the super-smooth capillary aluminum tube. The invention realizes the application of gallium and gallium-based liquid metal in the aluminum-based capillary tube. Due to the existence of the surface oxide layer and the pre-injection liquid layer, the driving power consumption when the liquid metal is driven is effectively reduced, and the gallium-based liquid metal and the capillary are isolated. The direct contact of the aluminum tube prevents the occurrence of embrittlement reaction.

The invention discloses a dynamic circulation liquid metal environmental material corrosion test system, the system comprises a gas pump, a melting storage tank, a circulating pump, a heater, a stress corrosion device, an oxygen control box and an air cooler, and the circulating pump, the heater, the stress corrosion device, the oxygen control box, the air cooler and the circulating pump are sequentially connected through pipelines to form a test system loop. The upper end of the melting storage tank is connected with the gas pump through a gas pipeline, the bottom of the melting storage tank is connected with the test system loop through a liquid pressing pipeline, and a heating device for melting solid metal is arranged in the melting storage tank. The test system provided by the invention can simulate the actual service condition of a nuclear power station, and provides a loading liquid metal environment with high flow velocity and stress for a test material.

The invention relates to a pipeline of a water heater. The pipeline of the water heater includes a cold water pipe and a hot water pipe; , the separation membrane divides the hot water pipe into two waterways, and a control valve is installed at one end of the separation membrane, the control valve includes a fixed rotating shaft arranged on the separation membrane, and a rotating cylinder is sleeved on the fixed rotating shaft; A sealed door and a circulation net are arranged on the drum; a control strip is also arranged in the hot water pipe; a regulating valve is arranged at the water outlet end of the cold water pipe, and the regulating valve includes a limit slot and a sliding setting on the limit A sealing baffle in the bit groove; a control panel is installed between the sealing baffle and the pipe wall of the pipeline, and the control panel can change shape with temperature; a diversion hole is opened on the sealing baffle; the water heater pipeline The principle is unique, which can effectively reduce the waiting time for hot water and reduce the waste of water resources.

The invention discloses an outer water-cooling and inner thermal-insulating high-pressure and high-temperature expansion joint, which is characterized in that two ends of a corrugated pipe (1) are connected with two pressure bearing ring plates (7), the two pressure bearing ring plates (7) are mounted on the outer side walls of two connection tubes (4) respectively, the outer side end parts of the two connection tubes (4) are connected with respective corresponding flanges (3), water jackets (5) outside the connection tubes (4) are arranged between the pressure bearing ring plates (7) and the flanges (3), the inner side end parts of the two connection tubes (4) are connected with two lining cylinders (14) with partial crossed cylinder bodies, zirconium-containing fiber blanket assemblies (15) are arranged on the outer side walls of the lining cylinders, and corrugated inside clearances of the corrugated pipe (1) are filled with zirconium-containing cellucotton. After an aerodynamic pipeline adopts the expansion joint provided by the invention, the expansion joint has the advantages of no abnormal deformation and flexible and reliable compensation action, stress and moment of main equipment are decreased to the level below the allowable stress value and the allowable moment value, and the equipment and pipelines run stably.

The invention discloses a switching power supply system capable of recovering heat, and relates to the field of switching power supplies. The switching power supply comprises a casing, a circuit board arranged in the casing, and a heat conversion device penetrating the interior and the exterior of the casing, wherein the heat conversion device comprises a heat conducting device and a heat collecting device; a gas inlet valve and a gas outlet valve are arranged on the heat collecting device; an air pipe is connected with the gas outlet valve; the air pipe is connected with a power generation device. By centralizedly mounting heat producing electronic devices in the position of the heat conducting device, and guiding heat produced by the switching power supply during operation into the heat collecting device, gas in a heat conducting air pipe is expanded, the gas outlet valve is opened, thermal gas flow is formed and flows at high speed in the air pipe, the fact that heat energy is converted into kinetic energy is realized, the thermal gas flow flowing at high speed can further drive the power generation device to generate electricity, the recycling of heat energy is realized, and the switching power supply system effectively saves energy and is environment-friendly.

The invention discloses a hydroreactive metal fuel swirl stamping ship propulsion system aiming at solving the problems that in an existing ship propulsion system, the maximum ship speed of a traditional propeller propulsion system is limited, and when water stamping is adopted for water spraying propulsion, the defect that the reaction form and speed of water and metal in a combustion chamber aredifficult to control exists. The hydroreactive metal fuel swirl stamping ship propulsion system comprises a water storage container, a high-pressure pump, a high-pressure power system, a hydraulic pressure stabilizing unit, a casing, a swirl generator, a gas supply system, a stamping cone, a combustion chamber, a spraying pipe and a metal particle supply system. The swirl generator, the stampingcone and the combustion chamber are sequentially arranged in the casing. According to the hydroreactive metal fuel swirl stamping ship propulsion system, through manual ventilation cavitation and swirl stamping, the speed and temperature of fluid before entering the combustion chamber are increased, so that the contact area between the fluid entering the combustion chamber and metal particles is increased, the reaction rate is increased, and the controllable continuous reaction of the water and the metal particles at the normal temperature and the normal pressure is achieved.

The invention discloses a heavy metal zero discharge treatment system which comprises a pretreatment system, a low-concentration cleaning wastewater pretreatment system and a high-concentration wastewater treatment system, the low-concentration cleaning wastewater pretreatment system comprises a sterilization and ultrafiltration unit and a multi-stage RO concentration unit, and the output end of the pretreatment system is connected with the water inlet end of the sterilization and ultrafiltration unit; the output end of the sterilization and ultrafiltration unit is connected with the multi-stage RO concentration unit, and the output end of the multi-stage RO concentration unit is connected with the input end of the high-concentration wastewater treatment system. The heavy metal zero-discharge treatment system is simple in structure, reasonable in design and easy to produce, the structure of the discharge system is optimized, multi-stage purification treatment is achieved, the sewage treatment effect is greatly improved, zero discharge is achieved, and therefore the heavy metal zero-discharge treatment system better meets the production requirement.

The invention belongs to the technical field of fluorination equipment and discloses an online fluorination device for plastic containers. The online fluorination device for plastic containers includes a fluorination box, a sealed box door installed on the front of the fluorination box, a vacuum pump, and a gas generator. It communicates with the inside of the fluorination tank through the connecting pipe one. The online fluorination device for plastic containers is inserted into the container through the design of the positioning branch pipe and the support wire, and is supported by the container inside the container. The fluorinated reaction gas is released from the positioning branch pipe, and reacts preferentially with the inner wall of the container, and utilizes the impact of the gas The force and the elasticity of the support wire can help the container jump during the air intake process, and the support position of the support wire can be changed to ensure the uniform contact between the fluorinated gas and the inner wall of the container, without blind spots, and to avoid the fluorination effect of the support points of the components in the existing equipment bad question.

The invention discloses a safe air conditioner mounting method based on an outdoor unit. The mounting method comprises the following steps that mounting preparation is conducted, specifically, a proper transportation mode is selected according to a target mounting position of an outdoor unit main body, a transportation path of the outdoor unit main body is planned, meanwhile whether a shell of theoutdoor unit main body is intact or not is checked, and assemblies are pre-mounted; an operator firstly separates the upper portion and the lower portion of a simple isolation mounting mechanism, andthen the lower half portion of the simple isolation mounting mechanism which is small in size and less in weight is mounted on an outdoor unit support located on the outer wall of a building throughbolts; and transportation and mounting are conducted, specifically, a portable protection and transportation mechanism is quickly spliced with the outdoor unit main body. By improving the mounting mode of the air conditioner outdoor unit, the positioning efficiency of the air conditioner outdoor unit can be effectively improved, when the air conditioner outdoor unit is mounted on the outer wall ofthe building, quicker positioning can be realized, so that the hanging time of the air conditioner outdoor unit is shortened, and the safety coefficient of the air conditioner outdoor unit in the mounting process is further improved.

The invention discloses a spiral venturi scrubber comprising a venturi pipe and a first water-sealing type water discharging device, wherein the venturi pipe is formed by connecting a retractable pipe, a compressed throat pipe and a spiral gradually-expanded pipe in sequence; the retractable pipe and the spiral gradually-expanded pipe are internally and respectively provided with first and second spraying and washing devices; and the bottom of the scrubber is provided with a water outlet which is connected with the first water-sealing type water discharging device. The invention further discloses a wet-method desulphurization and denitration dust-collecting system comprising a main desulphurization dust-collecting tower, a secondary desulphurization dust-collecting tower, a dehydrator and the spiral venturi scrubber; and the scrubber is communicated with the bottom end of the main desulphurization dust-collecting tower through a connecting flue; the top of the main desulphurization dust-collecting tower is communicated with the top of the secondary desulphurization dust-collecting tower through the dehydrator; and an air inlet of the secondary desulphurization dust-collecting tower is higher than the bottom surface of the dehydrator. The spiral venturi scrubber has the advantages of small volume, low energy consumption, high dust-collecting efficiency, good desulphurization and denitration effects and the like.

The invention discloses an outer water-cooling and inner thermal-insulating high-pressure and high-temperature expansion joint, which is characterized in that two ends of a corrugated pipe (1) are connected with two pressure bearing ring plates (7), the two pressure bearing ring plates (7) are mounted on the outer side walls of two connection tubes (4) respectively, the outer side end parts of the two connection tubes (4) are connected with respective corresponding flanges (3), water jackets (5) outside the connection tubes (4) are arranged between the pressure bearing ring plates (7) and the flanges (3), the inner side end parts of the two connection tubes (4) are connected with two lining cylinders (14) with partial crossed cylinder bodies, zirconium-containing fiber blanket assemblies (15) are arranged on the outer side walls of the lining cylinders, and corrugated inside clearances of the corrugated pipe (1) are filled with zirconium-containing cellucotton. After an aerodynamic pipeline adopts the expansion joint provided by the invention, the expansion joint has the advantages of no abnormal deformation and flexible and reliable compensation action, stress and moment of main equipment are decreased to the level below the allowable stress value and the allowable moment value, and the equipment and pipelines run stably.

The invention discloses a processing technology of high-salt high-concentration organic waste liquid. The processing technology comprises the following steps of: (1) the feeding quantity of materials is controlled through a frequency changer, the materials enter a distilling tower from a preheater for atmospheric distillation, light components are condensed through a light-component condenser, and heavy components enter a three-effect evaporating system consisting of three heaters for evaporation and separation; (2) vapor-liquid mixtures generated by the heaters in the three-effect evaporating system respectively enter separators, light components which are demisted by a demister are condensed, and organic components are led into a tail gas system or are exhausted; (3) secondary vapor obtained after three-effect forced circulatory evaporation and concentration enters a condenser to be condensed, partial discharged concentrated liquid enters a reaction kettle, and partial discharged concentrated liquid enters an incineration plant to be incinerated, and heat values are reclaimed. According to the processing technology disclosed by the invention, a system is good in stability; the processing technology is high in adaptability; a forced circulatory evaporation technology is adopted, so that the heat exchanging efficiency is high; two-stage demisting realizes a good demisting effect, and scale formation is postponed.

The invention discloses a switching power supply for a power generation device, and relates to the field of the switching power supply. The switching power supply for the power generation device comprises a shell, a circuit board arranged in the shell and a heat conversion device, wherein the heat conversion device penetrates through the shell from inside to outside and comprises a heat conducting device and a heat collecting device; the heat collecting device is provided with a gas inlet valve and a gas outlet valve; the gas outlet valve is connected with an air pipe; the air pipe is connected to the power generation device; a gas in a heat insulation cylinder expands through centrally arranging heating electronic devices on the heat conducting device and introducing heat generated by the switching power supply during work into the heat collecting device, the gas outlet valve is opened; and hot airflow is formed to flow in the air pipe at a high speed, so that conversion of heat energy into kinetic energy is achieved; the power generation device can be driven by the airflow flowing at the high speed for power generation, so that recycling of the heat energy is achieved, the energy is effectively saved and the environment is protected.

The invention discloses an unpowered internal combustion jet ladle heating device. The unpowered internal combustion jet ladle heating device is characterized in that a heat exchange chamber is arranged on a steel ladle cover; exhaust holes are evenly distributed in the periphery of the steel ladle cover, and the exhaust holes are communicated with exhaust pipes in the heat exchange chamber; the exhaust pipes are communicated with an exhaust port; air inlet pipes are also arranged in the heat exchange chamber; the upper portion and the lower portion of each air inlet pipe are communicated with an air inlet and a combustion supporting air pipe respectively; a high-temperature-resistant gas pipe is arranged in the combustion supporting air pipe; the air inlet pipes are arranged in the exhaust pipes; an air flow measurement device and a gas flow measurement device are connected to a PLC; the PLC automatically adjusts the opening degree of an electric regulating valve according to feedback values of the air flow measurement device and the gas flow measurement device, so that the air-fuel ratio is controlled. According to the unpowered internal combustion jet ladle heating device, heat energy of waste gas is fully used for heating combustion supporting air by arranging a heat recovering system, and thus energy is saved; meanwhile, the air-fuel ratio is controlled through the PLC, and thus combustion is made more sufficient.