36results about How to "Accurate temperature control" patented technology

This invention relates to the field of casting technology, and more particularly to a high-strength drive wheel casting process. The steps include: Step 1, alloy material preparation; Step 2, melting and micro-alloying treatment; Step 3, mold preparation and pouring; Step 4, solidification and cooling staged control; and Step 5, heat treatment process. By optimizing the alloy composition, improving the mold structure, precisely controlling melting and pouring, and adapting the heat treatment process, this invention solves the technical problems of insufficient strength, high defect rate, and poor forming accuracy in existing drive wheels. The invention also improves the structure and adapts the cooling chamber to the process, combining a controlled atmosphere cooling chamber with a staged cooling process. It incorporates partition isolation components, waste heat recovery components, and a temperature control unit, achieving independent partitioned cooling of the casting, precise temperature control, and waste heat reuse. This solves the problems of "airflow interference, uneven cooling, and energy waste" in existing cooling chambers.

The utility model discloses a sterilization device for sea-buckthorn primary pulp, which comprises a sterilization heating box, two heat insulation plates are welded in the middle of an inner cavity of the sterilization heating box, the inner cavity of the sterilization heating box is divided into three continuous spaces, namely a heating cavity, a connecting cavity and a sterilization cavity, and a spiral heating pipe is fixedly mounted in the heating cavity; and a spiral sterilization pipe is fixedly mounted in the sterilization cavity. According to the utility model, the temperature of primary pulp is raised to 90 DEG C in a short time through the spiral heating pipe, so that the heating efficiency is improved; microorganisms in the primary pulp are fully killed through the spiral sterilization tube, and heat-sensitive nutritional ingredients are prevented from being damaged by high temperature for a long time; rapid cooling of the primary pulp is achieved through the cooling pipe, and secondary damage to nutrition caused by continuous heat action is reduced; the multiple temperature sensors monitor the temperature in the heating, sterilizing and cooling stages in real time, the feeding speed, the water suction pump power, the heater temperature and the semiconductor refrigeration power are dynamically adjusted in combination with the industrial computer, and whole-process precise temperature control is achieved.

This application relates to the field of tail gas absorption technology, specifically disclosing a tail gas absorption device for phenothiazine production. The pretreatment mechanism in this application can induce sublimation of phenothiazine microcrystals in the tail gas through multiple stages, allowing the microcrystals to grow sufficiently to a collectable size before entering the collection zone. Then, a multi-stage blade collection mechanism progressively adheres and collects the grown microcrystals, achieving efficient recovery of the phenothiazine microcrystals. Simultaneously, an absorption tower is set up to absorb hydrogen sulfide from the collected tail gas with alkaline solution, and an activated carbon adsorption tower is set up to deeply purify residual hydrogen sulfide and volatile organic compounds. This forms a complete treatment chain with graded treatment and each stage performing its specific function, effectively solving the problem of blockage caused by microcrystals directly entering the absorption tower in existing technologies, while also achieving the recycling of high-value products.

This utility model relates to a TEC-based rack air conditioning device. The cooling components, from the outside to the inside, include a cooling fan, heat dissipation fins, a thermoelectric cooler, cold-end fins, and a cold-end fan. Multiple thermoelectric coolers are provided and fixed to a mounting plate. The inner sidewall of the housing is close to the rack to be cooled. The inner wall of the housing has a cold-end air inlet and a cold-end air outlet. A U-shaped air duct is provided inside the housing, with one end connected to the cold-end air inlet and the other end aligned with one side of the cold-end fins. The cold-end air outlet is aligned with the cold-end fan. A hot-end air inlet is provided on the sidewall of the housing, and a hot-end air outlet is provided on the outer wall, respectively aligned with one side of the heat dissipation fins and the cooling fan. This device uses thermoelectric coolers for cooling, overcoming the problems of large size, heavy weight, and high noise in existing rack air conditioners on the market. The U-shaped air duct design at the cold end as the air inlet improves the heat exchange efficiency within the rack. PID control technology allows for precise temperature control within the rack, making it suitable for various application scenarios.

This utility model relates to the field of drilling equipment technology and discloses a drilling device for soil thermal desorption remediation, comprising: a base and a mounting frame, with a tensioning cylinder installed inside. The output end is connected to a guide rod via a guide frame, and a motor is installed at the bottom of the guide rod. A mounting block is coaxially mounted on the motor rotor, with a drill rod and drill bit mounted at its bottom. A fan is located inside the mounting block. A resistance heating element is installed inside the drill rod, and a soil parameter sensor group is mounted on its surface. A temperature regulation module is located on the surface of the sensor group. This device achieves efficient drilling by driving the drill rod and drill bit to rotate with the motor; the resistance heating element inside the drill rod directly heats the soil during drilling, promoting the volatilization of pollutants and improving the efficiency of thermal desorption remediation; the soil parameter sensor group monitors soil parameters in real time, and the temperature regulation module adjusts the heating temperature accordingly to achieve precise temperature control and ensure the remediation effect; the fan accelerates the diffusion and discharge of volatilized pollutants. This effectively improves the efficiency and quality of soil thermal desorption remediation.

The utility model relates to the technical field of laser powder baking, in particular to a laser powder multi-layer baking device which comprises a vacuum furnace, a plurality of supporting plates are arranged on the inner walls of the left side and the right side of the vacuum furnace, lifting trays are connected to the four corners of the top of each supporting plate in a screwed mode, and an air exhaust mechanism perpendicularly penetrates through the middle of the top wall of the vacuum furnace. A protection box is arranged outside the air exhaust mechanism, supporting bases are arranged on the left side and the right side of the outer wall of the bottom end of the vacuum furnace, and a furnace door is hinged to the outer wall of the front side of the vacuum furnace. According to the improved baking device, a vacuum environment can be rapidly formed through the air exhaust mechanism, so that powder oxidation is avoided, stable performance is guaranteed, the supporting plate and the lifting tray are matched to flexibly adjust the height of the base plate and improve the space utilization rate, the electric heating pipe is combined with the temperature sensor to accurately control the temperature and ensure uniform heating, and the furnace door can be sealed to prevent air leakage. The perspective window facilitates observation, and efficient, stable and safe multi-layer accurate baking is achieved.

The utility model relates to hot runner system technical field, specifically disclose a spiral type glue feeding hot runner nozzle tip convenient to clean. The utility model discloses a nozzle tip body, and the surface right side of nozzle tip body is equipped with spiral groove, and the inside of nozzle tip body is provided with filter mechanism, and the surface of nozzle tip body is provided with temperature control mechanism. The utility model discloses a spiral type glue feeding hot runner nozzle tip convenient to clean, through the spiral groove of setting, realizes detachable connecting structure, and nozzle tip body can be individually detached from hot runner main part, and whole hot runner system does not need to be disassembled, and the process of detaching only needs to rotate and can be completed, and the time of operation consumption is shortened to 1 / 5 of the original mode, realizes the effect that it is convenient to clean, through the locking nut screw thread connection to the surface of limiting rod, can position filter screen to realize the installation of filter screen, can improve the purity of injection liquid, avoid the impurity in injection liquid to enter injection mold and lead to the quality reduction of injection mold and other problems.

The invention discloses upsetting heating electrodes based on shape heat dynamic matching, a plate forging tool and a process, and belongs to the field of metal plastic forming equipment. According to the deformation requirements of different areas of a forming material, the plate forging tool comprising a plurality of upsetting heating electrodes is adopted; when a second part of an electrode core rod in the upsetting heating electrode stretches into an electrode shell, a reset spring device is compressed, an electric contact part makes contact with an annular resistor, a conductive column, the annular resistor, the electric contact part and the electrode core rod are electrically connected, and when the second part of the electrode core rod continues to stretch into the electrode shell, the electric contact part is separated from the annular resistor; and the electric connection between the electrode core rod and the conductive column is disconnected. The heating temperature of the upsetting heating electrode is actively matched with the geometrical morphology of the blank in the blank forming process, the temperature is high when the deformation amount is large, the temperature is low when the deformation amount is small, and accurate temperature control in the blank forming process is achieved. The length of each annular resistor of the plate forging tool is matched with the target shape of the part, the part does not need to be completely heated, and energy consumption is reduced.

The utility model relates to the technical field of storage tank discloses a kind of sulfuric acid storage tank anti-crystallization heating insulation structure, including tank body and water circulation heating mechanism, tank body bottom is fixedly connected with multiple support legs, tank body outside is provided with heating insulation mechanism, heating insulation mechanism outside is fixedly connected with access ladder, tank body top is fixedly connected with grating, heating insulation mechanism further includes multiple heating jackets, heating jacket is connected with water circulation heating mechanism by pipeline, heating jacket is fixedly connected in tank body outside, heating jacket is fixedly connected with heat insulation partition in, heat insulation partition and heating jacket inside one side are fixedly connected with partition.In tank body outside setting multiple heating jackets, and through the design of shunt bin and double water inlet channel, make heating medium evenly distribute, eliminate the temperature difference of former section and rear section, avoid local low temperature crystallization and overheating corrosion, cooperate temperature sensor real-time monitoring, water circulation heating mechanism precision temperature control, guarantee the uniform and stable temperature of sulfuric acid in storage tank.

The utility model discloses a kind of multi-element coating devices of antioxidant tin ball, including bottom plate, the middle end fixedly connected with coating box in the top of bottom plate, the top of coating box is fixedly connected with material box by support, the bottom of material box is fixedly connected with shell by support, the inner chamber of shell is rotatably connected with rotating plate by bearing, the upper and lower surface of rotating plate is all set with recess, the bottom of material box is fixedly connected with first short pipe, another end of first short pipe is communicated with the top of shell, the bottom of shell is fixedly connected with second short pipe.The utility model can store tin ball by material box, tin ball can be sent into shell by first short pipe, rotating plate can be driven to rotate by motor, recess on rotating plate can uniformly transport tin ball, so that tin ball is evenly dropped into coating box for coating by second short pipe, ensure that tin ball is evenly coated in coating box, improve the uniformity and stability of antioxidant film layer.

This invention relates to the field of heat-sealing technology for plastic bags, and particularly to a method for improving the quality of heat-sealing. The method includes a pressing assembly comprising a first pressing assembly and a second pressing assembly that can be approached and moved away from each other. When the first and second pressing assemblies are close together, a second heating assembly cuts the plastic bag, and the first heating assembly presses both sides of the cut and performs heat sealing. The second heating assembly is fixed on a first pressing base, and a second heating wire is disposed on a thermal cutting base. A second thermally conductive diaphragm covers the outside of the second heating wire, forming a knife-edge shape. Compared with existing technologies, this invention's method for improving the quality of heat-sealing ensures complete heat sealing on both sides of the cut when the plastic bag is cut, preventing sticking to the equipment, improving the quality of heat-sealing, making automated plastic bag packaging operations more stable and reliable, facilitating continuous equipment operation, reducing maintenance costs, and enhancing the user experience.

The application discloses a pulse current-based crack-free heat treatment method for additive manufacturing of high-temperature alloy, and belongs to the technical field of heat treatment of additive manufacturing of high-temperature alloy. The application aims to solve the technical problem that nickel-based high-temperature alloy manufactured by additive manufacturing is prone to cracking during the heating process of stress relief heat treatment. The application directly heats the workpiece by using pulse current, and the average heating rate of the workpiece is not less than 100 DEG C / s by applying high-density pulse current, so that the superfast heating far exceeding traditional furnace heat treatment is realized, thereby the precipitation of harmful phase at the grain boundary during the heating process is inhibited, and the cracking problem in the stress relief heat treatment process is fundamentally avoided. The method is especially suitable for nickel-based high-temperature alloy such as IN738LC.

The utility model discloses a water conservancy project motor temperature control system is equipped with temperature sensor in the upper guide and lower guide lubricating oil cavity of motor. The temperature control system contains the plate heat exchanger, and its both sides are compressor cooling system and air cooling heat dissipation system respectively, and correspondingly connects the first, second heat exchange pipeline in heat exchanger. Compressor cooling system is sequentially composed of compressor, condenser, expansion valve, and condenser is equipped with condensing fan, and air cooling heat dissipation system sequentially includes water tank, water pump, upper guide and lower guide heat exchanger and reversing valve, and water pump is connected heat exchanger inlet water side through three -way valve, and outlet water side is connected reversing valve through three -way valve, and its first water outlet connects second heat exchange pipeline, and the other road is connected water tank through air cooling radiator. Air cooling radiator is composed of heat dissipation coil pipe, aluminium corrugated tower fin and frequency conversion heat dissipation fan, and flow valve in coil pipe is associated with fan. The invention combines compressor cooling and air cooling heat dissipation double system, can reduce energy consumption and speed down temperature.

This invention provides a low-temperature storage device for blood protein detection, relating to the field of blood protein detection. It includes a storage unit comprising a cabinet, six storage cavities located on the front of the cabinet, a placement platform movably connected to the inner cavity of each storage cavity, and a test tube slot located on the top of the placement platform for positioning and placing sample tubes. This invention designs six independent storage cavities, each with its own placement platform, capable of holding different types of blood protein samples. Personnel can differentiate and control the temperature according to the sample's needs, facilitating later retrieval and preventing the uniform internal temperature problem caused by a monolithic design, thus improving storage efficiency. Furthermore, a microcontroller can independently control the operating state of the corresponding semiconductor cooling chip based on temperature information from the temperature sensor in each storage cavity, achieving precise temperature control and meeting the diverse storage temperature requirements of different blood protein samples.

This utility model discloses a fast-heating, energy-saving water dispenser, relating to the field of water dispenser technology. It includes a water dispenser casing with a water inlet on the lower left side and a drain outlet on the lower right side. A water outlet is located on the upper right side of the casing. A water inlet solenoid valve is connected to the right side of the water inlet, and a water flow control valve is connected to the right side of the solenoid valve. A manual fine-tuning valve is also connected to the right side of the water flow control valve. A safety valve is connected to the upper left side of the water outlet solenoid valve, and an exhaust pipe connects the safety valve to the drain outlet. A heating water level probe is located on the top of the casing. A heating chamber with a heating element is located inside the casing. This fast-heating, energy-saving water dispenser solves the problems of low heating efficiency and difficult scale removal in traditional water dispensers, offering advantages such as rapid heating, energy saving, and easy maintenance. It is suitable for use in homes, offices, and other locations.

This utility model discloses a rheological testing device, relating to the technical field of testing equipment. It includes a shell, a container, a stirring system, a temperature control system, and a rheological testing system. The shell has a testing chamber; the container is placed inside the testing chamber of the shell or detachably fixed to the shell; the stirring system is detachably connected to the shell, and its working end is located inside the container, capable of stirring the sample inside the container; the temperature control system can adjust the temperature inside the testing chamber, the container, or the sample, maintaining the temperature within a set range; the rheological testing system can acquire the rheological parameters of the sample inside the container. This utility model ensures the accuracy and reliability of the test.

This utility model belongs to the technical field of tempering equipment, and in particular to a tempering device for ultra-large carbide saw blade substrates. It includes a main body box, a sealing frame fixedly installed on the front of the main body box, a movable shaft movably installed on the right side of the sealing frame, an external box door movably installed on the surface of the movable shaft, and a protective box fixedly installed on the top of the main body box. This tempering device can achieve precise temperature control of ultra-large saw blade substrates through a double-layer insulation layer and a blower-driven circulating air system (first branch pipe, air inlet pipe, and air return port), effectively improving temperature uniformity. The modular push-pull plate and tension rod structure, combined with a return spring for automatic clamping, ensures the long-term stability of the fixed plate while facilitating rapid maintenance of the device, thereby improving maintenance efficiency. The double insulation design combined with a waste heat recovery system reduces energy consumption, effectively solving the problems of deformation and excessive energy consumption during the tempering process of large saw blades.

This invention discloses a three-electrode electrochemical Raman universal detection reaction cell, comprising a cell body, a cell cover sealed to the cell body, and a heating assembly located at the bottom of the cell body; a reaction chamber is disposed in the middle of the cell body, and a working electrode, a reference electrode, and a counter electrode are disposed on the cell body and inserted into the reaction chamber; an observation port is provided on the cell cover, and a quartz window is disposed between the cell cover and the cell body, with the quartz window opposite to the observation position on the working electrode; the heating assembly includes a heating element, a heat-conducting block, and a casing. This design adopts a modular combination of the cell cover, cell body, and heating assembly, and uses a side-insertion electrode installation method. The volume of the reaction chamber is approximately 5 ml. The entire reaction cell has a compact structure, is easy to assemble and disassemble, and is suitable for micro-reaction environments. The heating element, together with the heat-conducting block, can uniformly heat and precisely control the temperature of the reaction system, stabilizing the temperature of the reaction system and reducing the interference of the thermal field on the Raman optical path.

The utility model relates to a fixed circulating pool sampling device, including sampling pump, main pipeline, pool insertion pipe and connecting pipe, one end of main pipeline is detachably connected with one end of connecting pipe and communicates, and the other end of connecting pipe communicates with the inlet of sampling pump, one end of pool insertion pipe is detachably connected with the other end of main pipeline and communicates, and the other end is used for inserting into sampling pool, the vent line is communicated on main pipeline, and the vent valve is fixedly installed on the vent line. The utility model has the advantages of simple structure, reasonable design, can realize the quick automatic sampling of circulating pool, is convenient for sampling, does not need artificial to lie on the edge of circulating pool and sample, and is simple and safe and reliable to operate.

This invention relates to the field of wastewater treatment technology and discloses a high-efficiency filtration treatment device for industrial wastewater, including a lower filter tank. An upper filter tank is connected to the upper surface of the lower filter tank via a flange. A limiting cylinder is fixedly connected to the upper surface of the upper filter tank. A mounting base is sleeved on the inner surface of the limiting cylinder. A U-shaped electric heating tube is fixedly connected to the lower surface of the mounting base. In this invention, the U-shaped electric heating tube can heat the wastewater to promote pollutant decomposition and separate oily substances. During the heating process, a temperature monitoring gauge can monitor the internal temperature of the lower and upper filter tanks in real time, facilitating precise temperature control and gradient heating to improve pollutant decomposition efficiency. A stirring paddle agitates the wastewater, promoting its flowability and improving the uniformity of heating, thus enhancing the pollutant decomposition effect.

This utility model belongs to the field of sheepfold technology, and in particular to a sheepfold with a disc-lock steel structure main body. It includes a sheepfold main body composed of a disc-lock steel frame and an outer panel. The side wall of the sheepfold main body has a first heat dissipation vent. It also includes a controller, a temperature sensor installed inside the sheepfold main body for monitoring the internal temperature, a second heat dissipation vent on the top of the sheepfold main body, and an auxiliary exhaust assembly on the top of the sheepfold main body. A gate assembly is provided on the sheepfold main body to control the opening and closing of the first and second heat dissipation vents. The signal output terminal of the controller outputs a control signal, which controls the operation of the auxiliary exhaust assembly and the gate assembly. By adding a second heat dissipation vent to the top of the sheepfold, based on the existing side wall air inlet, and combining it with an intelligent temperature control system, an electric gate assembly, and an auxiliary exhaust assembly, more precise and efficient ventilation and heat dissipation management is achieved.

This utility model relates to the field of mold structure technology and discloses a precision temperature-controlled plastic mold structure, including a concave mold assembly base plate. A concave mold assembly clamping plate is slidably connected to the upper surface of the concave mold assembly base plate, and a pressing and clamping mechanism is provided at the bottom of the concave mold assembly base plate. The pressing and clamping mechanism includes a support column and four mold clamping push plates, the outer surfaces of which are slidably connected to the inner wall of the concave mold assembly base plate. In this utility model, the concave mold assembly is pressed by a pressure plate at the output end of a hydraulic rod, and the linkage mechanism at the bottom of the concave mold assembly base plate enables the mold clamping push plates on opposite sides to simultaneously push the temperature control baffle to clamp the middle concave mold assembly. This allows various concave mold assemblies to be fixed without being restricted by nuts and bolts, thus achieving the effect of assembling various concave mold assemblies, simplifying the cumbersome assembly of nuts and bolts, and improving work efficiency.

The utility model belongs to aromatherapy machine technical field, a kind of water heating blanket knob with fragrance, including shell, upper cover and iris mechanism, after user drops in essential oil, by magnet piece and magnet attraction realization iris mechanism and inner chamber top surface abut, at this time, rotate upper cover, to realize the adjustment of incense concentration, realize the independent adjustment of indoor fragrance concentration, so that device can adapt to different scene needs, and then so that device adaptability is higher, user can also be through the way of screw column rotation to go up and down telescopic fixed column, user can adjust fixed column height according to the size, thickness of fragrance stone, ensure that fragrance stone is stably placed, can adapt to different specifications of fragrance stone, increase the versatility and adaptability of product, in the utility model, inner chamber bottom surface is provided with honeycomb heat-conducting sheet, honeycomb heat-conducting sheet can more effectively guide and evenly distribute the heat from host controller to fragrance stone, accelerate the volatilization and diffusion efficiency of fragrance liquid.

This invention proposes an apparatus and method for evaluating the thermal oxidative stability of liquid compounds based on pressure measurement, belonging to the technical field of chemical analysis experimental apparatus. The apparatus includes an oxygen supply unit, a reaction unit, a cooling unit, and a pressure measurement unit. The oxygen supply unit controls the vacuuming and oxygenation of the apparatus. The reaction unit achieves precise temperature control and homogenization of the reaction liquid through a high-temperature heating circulating bath and a magnetic stirrer. The cooling unit eliminates interference from volatile products on pressure measurement through a cryogenic trap. The pressure measurement unit collects system pressure data in real time using a high-sensitivity pressure transmitter and transmits it to a computer. The method involves evacuating the apparatus and then oxygenating it to a set pressure, heating and maintaining the reaction temperature, monitoring system pressure changes through the pressure transmitter, and recording data and calculating oxygen consumption on the computer. This invention can track the oxygen consumption rate in real time, reveal the oxidation pattern, and is suitable for rapid and accurate evaluation of the thermal oxidative stability of various liquid compounds.

A kind of waterproof temperature measuring structure for all-glass IH heating health-care pot, including: all-glass kettle body, base, telescopic spring, elastic rubber cover and temperature sensor;The bottom of all-glass kettle body is provided with magnetic film layer;Base is provided with working area;The lower portion of working area is provided with electromagnetic heating module;The upper portion of working area is provided with microcrystalline plate;Microcrystalline plate is provided with temperature measuring embedded hole;Temperature sensor is fixed to elastic rubber cover;The outer edge of elastic rubber cover is clamped in temperature measuring embedded hole, telescopic spring is installed in the lower side of temperature sensor.The utility model, elastic rubber cover integrates fixed sensor and provides the double function of sealing, microcrystalline plate itself as bearing platform also does not need to greatly change existing base structure, so that overall scheme is easy to assemble and produce, with good workability and economy.

The utility model relates to solid -state lithium ion battery detection technical field, and disclose a kind of solid -state lithium ion battery detection system, including detection host computer and the battery compartment for placing solid -state lithium ion battery, the power interface for maintaining the charge-discharge state of solid -state lithium ion battery in battery compartment is equipped on the detection host computer, main controller is equipped in the detection host computer, the main controller includes pressure unit and temperature unit, in the utility model, modular pressure unit, temperature unit are handled to battery compartment with pressure, temperature data, wherein pressure unit, temperature unit can be independently enabled, to measure the real temperature of the battery under test in real time accurately, realize accurate temperature control, improve the authenticity of the data of experimental process, respectively independent and centralized integrated pressure unit, temperature unit can also realize the pressure change in the charge-discharge process under different temperatures in the experimental process of battery compartment, to make the experimental application scene more rich.

This invention provides a microfluidic chip temperature control fixture and its usage method, including a fixture base for mounting the entire fixture; a clamping groove is formed in the middle of the fixture base, and a chip stage is supported inside the clamping groove; a heating film and a temperature sensor for precise temperature control of the microfluidic chip are disposed inside the chip stage; a fixture cover for mounting the microfluidic chip is hinged to one side of the fixture base via a connecting shaft, and the fixture cover can rotate around the connecting shaft and press against the chip stage; a pressure head for pressing and locking the fixture cover is hinged to the other side of the fixture base. This fixture facilitates the installation and removal of microfluidic chips, and allows for easy adjustment of their installation position. The overall structure is simple and easy to operate; it also enhances the sealing performance of the circulating fluid path and achieves temperature control of the microfluidic chip, facilitating rapid cooling and improving work efficiency.

This application provides a nuclear-grade zirconium-hafnium dissimilar metal and a spark plasma pressure sintering bonding method. The spark plasma pressure sintering bonding method can complete the sintering process in a shorter time, significantly improving production efficiency. Furthermore, this invention is prepared by spark plasma pressure sintering of a hafnium metal block, an intermediate layer premixed powder, and a zirconium metal block. It allows for precise adjustment of the raw material ratio of the intermediate layer premixed powder and precise control of the sintering process, thereby preparing a zirconium-hafnium dissimilar metal with a specific composition and microstructure. This results in a zirconium-hafnium dissimilar metal with high bonding strength, while retaining the intrinsic properties of both zirconium and hafnium metals. The combination of these two properties enables optimized control of the nuclear reaction process.

The utility model discloses a kind of anti-clogging continuous glacial acetic acid rectification purification device, including sequentially connected raw material tank, preheater, rectifying tower, the outside of the raw material tank is equipped with first heat-preservation jacket, the outside of the rectifying tower is equipped with second heat-preservation jacket, the pipeline between the rectifying tower and the preheater is equipped with polymerization inhibitor injection port;The gas phase outlet of the top of the rectifying tower is connected with main condenser, the main condenser connects reflux tank, the reflux tank is connected product cooler by reflux pump, and the product cooler is connected with product storage tank;The liquid phase outlet of the bottom of the rectifying tower is connected with reboiler, and the reboiler is also connected with the rectifying tower, and the pipeline between the liquid phase outlet and the reboiler is also equipped with recovery tank.The utility model can present glacial acetic acid's high-purity continuous stable production, solve or greatly alleviate crystallization plugging problem in rectification process.