18results about How to "Uniform internal temperature" patented technology

The utility model provides a heat treatment annealing furnace control device for semiconductor processing and a heat treatment annealing furnace, and relates to the technical field of annealing furnace control. A temperature acquisition module is installed on each temperature heating module, the system can monitor the actual temperature of a heating area of each temperature heating module in real time, a traditional control device is adopted for temperature control for the first group of temperature heating modules, and an error amplification module and a current driving module are introduced for the subsequent temperature devices, so that the temperature of the heating area of each temperature heating module is controlled. According to the system, the temperature difference between the adjacent temperature devices is accurately controlled, the error amplification module calculates the analog output voltage difference value of the two adjacent temperature detection modules, then the working current of the corresponding temperature heating module is controlled to be directly adjusted by adopting the difference value, and the dynamic response capability of temperature control is improved.

The invention discloses a constant-temperature control and detection device of a gas sensor. The constant-temperature control and detection device comprises a filter assembly, a gas chamber, a semiconductor chilling plate, a heat dissipation assembly and a temperature controller, wherein the semiconductor chilling plate and the heat dissipation assembly are arranged on the gas chamber; the gas chamber comprises a sample gas pretreatment gas chamber, a constant-temperature detection gas chamber arranged beside the sample gas pretreatment gas chamber, and a liquid storage assembly arranged below the sample gas pretreatment gas chamber; the filtering assembly is communicated with the sample gas pretreatment gas chamber; and the sample gas pretreatment gas chamber is also respectively communicated with the liquid storage assembly and the constant-temperature detection gas chamber. According to the invention, the direction of the driving current of the semiconductor chilling plate is changed, so that heating and refrigerating functions are realized at the same time; the front-stage'sample gas pretreatment gas chamber 'realizes rapid heating / cooling of sampled gas, and also realizes filtration and collection of condensed water in the cooling process; and the rear-stage constant-temperature detection gas chamber realizes constant-temperature control on the detection gas chamber, so that the gas sensor, the temperature and humidity sensor and the gas chamber are in a constant room temperature range most suitable for detection.

The present invention relates to the technical field of tire production, and discloses a tire manufacturing vulcanizing machine center mechanism, which comprises a center mechanism main body, and further comprises a cooling assembly assembled on the center mechanism main body, and the cooling assembly comprises a water cavity formed in the center mechanism main body for cooling water to flow, a water inlet pipe communicated with the water cavity is fixedly mounted on the central mechanism main body; comprising a central mechanism body and further comprises a cooling assembly assembled on the central mechanism body, the cooling assembly comprises a water cavity formed in the central mechanism body and used for cooling water to flow, a water inlet pipe communicated with the water cavity is fixedly installed on the central mechanism body, and a water pump is arranged on the water inlet pipe; a water outlet pipe communicated with the water cavity is fixedly installed on the center mechanism body, and a spiral flow guide plate used for prolonging the residence time of cooling water is fixedly installed in the water cavity.

The penaeus vannamei partial freezing transfer device comprises a transfer box body, side handles are installed on the left side and the right side of the transfer box body, a sealing cover is connected to the upper end of the transfer box body in a clamped mode, two sets of upper handles are connected to the middle of the upper end of the sealing cover, and two sets of positioning pipes are connected to the two sides of the transfer box body correspondingly; a sealing pipe penetrates through the lower end of the positioning pipe, and the bottom end of the sealing pipe is connected with suction cup supporting legs. According to the litopenaeus vannamei partial freezing transfer device convenient to classify, the semiconductor chilling plate structure is arranged and matched with flowable temperature conducting liquid, so that the internal temperature of the box body is conveniently and accurately controlled, and therefore it is guaranteed that litopenaeus vannamei has the optimal transportation temperature and freshness; the situation that the taste and quality of the penaeus vannamei become poor due to freezing at the too low temperature is prevented, it can be guaranteed that the temperature in the transfer box body is more uniform in cooperation with an air circulation structure and a temperature conduction liquid circulation structure, and the quality of the penaeus vannamei is further guaranteed.

The utility model provides a box body capable of realizing uniform distribution of airflow. The box body comprises an outer box body, an inner box body and an airflow generating device, the inner box body is arranged in the outer box body, and air channels are reserved between the lower face, the left face, the right face and the back face of the inner box body and the outer box body and are a left air channel, a right air channel, a lower air channel and a back air channel respectively. The airflow generating device is arranged in the back air duct, the back air duct communicates with the lower air duct, and the lower air duct communicates with the left air duct and the right air duct on the two sides; ventilation plates are arranged on the side walls of the two sides of the inner box body, and a plurality of ventilation holes are evenly distributed in the surfaces of the ventilation plates; after the airflow generation device generates airflow, the airflow sequentially passes through the back air duct and the lower air duct, flows into the left air duct and the right air duct, passes through the ventilation plate and then enters the inner box body; an air return opening is formed in a back plate of the inner box body and is opposite to the airflow generating device; according to the constant-temperature constant-humidity incubator, airflow is reasonably guided, so that the internal temperature of the inner box body is more uniform, the humidity is more uniform, and the constant-temperature constant-humidity environment in the incubator is fully ensured.

This utility model discloses a sterilization device for poultry egg products with good sterilization effect, relating to the field of poultry egg product sterilization technology. It includes a sterilization box, an equipment box, a box door, a first servo motor, a rotating rod, a placement plate, and a heating tube. The equipment box is located at the bottom of the sterilization box, and a box door is located at one end of the sterilization box. Poultry egg products are placed on the top of the placement plate, and then the box door is closed. The internal temperature is increased by the heating tube, and then the first servo motor is powered on and started. Through the meshing of the first and second gears, the nozzle rotates, which agitates the internal airflow and neutralizes the gas in the hotter areas, thus maintaining a uniform internal temperature and avoiding poor sterilization effect due to uneven temperature. Combined with the rotation of the placement plate, the placed poultry egg products can be sterilized evenly and quickly, improving the sterilization effect.

This utility model discloses an oven for preparing multilayer coated composite materials, including a drying oven body. An inlet / outlet is provided on one side of the drying oven body, and two closed doors are movably connected to the inlet / outlet. A linkage device is provided in the middle of the closed doors. An air inlet is provided on the inner wall of the drying oven body. A transmission pipe is provided at the upper end of the air inlet, and an air supply device is provided at one end of the transmission pipe. A horizontal air outlet and a vertical air outlet are provided at the lower end of the air supply device. A sealing block is provided inside the horizontal air outlet. A rotating cart is provided at the bottom of the inner cavity of the drying oven body. When the oven body door is opened, airflow is used to blow downwards at the doorway, blocking the airflow inside the oven body and preventing internal airflow from escaping, thus maintaining the temperature. Simultaneously, it allows air to circulate within the oven body, maintaining a uniform internal temperature.

The invention discloses a device and method for preparing boron trichloride gas. An electric heating fixing barrel is connected to the inner side of a positioning operation frame, a transmission motor is installed at one end of the electric heating fixing barrel through a motor base, a double-shaft motor is installed at the other end of the electric heating fixing barrel through a motor base, and a storage overturning barrel is clamped to one end of one output shaft of the double-shaft motor; the raw materials are stirred through two sets of overturning, air is evenly fed, the heating area and the air contact area are increased, the raw materials are preheated in cooperation with heat circulation, the temperature of finished products is reduced, and the heat efficiency is improved. According to the technical scheme, the condition that the reaction is influenced by equipment cooling caused by insufficient contact area and too low raw material temperature during production can be avoided, and the condensation speed of boron trichloride is accelerated through finished product heat dissipation cooling and condensation cooling, so that rapid exhaust is realized, and the speed of a finished product is ensured.

The utility model relates to a temperature-controllable food probiotic fermentation device, and belongs to the technical field of food fermentation equipment. Comprising a fermentation body and a supporting mechanism located at the bottom of the fermentation body, a cover body is hinged to the top of the fermentation body in an openable and closable mode, a plurality of observation windows and a stirring mechanism mounting hole are formed in the top of the cover body, a stirring device is arranged in the stirring mechanism mounting hole in an obliquely rotating mode, and a temperature control adjusting device is further arranged on the fermentation body. The fermentation body comprises an inner shell of a tank-shaped structure, the outer surface of the inner shell is sleeved with a plurality of circles of temperature control resistance layers, the temperature control resistance layers are electrically connected with a temperature control adjusting device, and a temperature sensor is arranged at the tail end of the temperature control adjusting device and inserted into a fermentation cavity in the inner shell.

The utility model belongs to the technical field of hot reflux extraction equipment, and discloses small pilot plant test reflux extraction equipment which comprises a reaction kettle, a heating plate is attached to the inner wall of the reaction kettle, a steam outlet pipe is fixedly connected to the upper portion of the reaction kettle, a steam distributing piece is fixedly connected to the interior of the steam outlet pipe, and a steam outlet is formed in the steam distributing piece. A connecting plate is fixedly connected to one side of the steam distributing piece, two condensation pipes are connected into the connecting plate in a penetrating mode, a condenser is connected to the lower portions of the condensation pipes in a penetrating mode, a water outlet is fixedly connected to the outer side of the upper portion of the condenser, and a water inlet is fixedly connected to the outer side of the lower portion of the condenser. By means of the scheme, the problems that due to the fact that the structure is too single, the condensation effect is not obvious after long-time use, the extraction efficiency is reduced, the evaporation reaction cost is increased, and practicability is not high are solved.

The utility model belongs to the technical field of fermentation production equipment, and particularly relates to a constant temperature device for a fermentation tank, which comprises a fermentation tank body, two electric heating wires are fixedly connected to the side wall of the fermentation tank body, the two electric heating wires are oppositely arranged, two water pumps are fixedly connected to the side wall of the fermentation tank body, the two water pumps are oppositely arranged, water inlet pipes are fixedly connected to the side walls of the water pumps, water storage pipes are fixedly connected to the bottoms of the water pumps, and the two water storage pipes are fixedly connected between the two electric heating wires. The temperature outside the fermentation tank body is controlled and transmitted to the interior of the fermentation tank body, heating and cooling effects can be achieved under the condition that the temperature is unstable, the temperature inside the fermentation tank body can be kept stable and balanced through cooperative use of the electric heating wire and the water storage pipe, and the fermentation tank is convenient to use. Therefore, a constant-temperature fermentation environment can be effectively provided, and energy can be effectively utilized through the electric heating wire and the water storage pipe.

The utility model relates to a temperature control system for printing nozzle, including semiconductor refrigeration piece, with the semiconductor refrigeration piece one end of the heat dissipation spare, with the semiconductor refrigeration piece other end of the printing head temperature control block, with the semiconductor refrigeration piece electricity connection's temperature control unit and the cooling liquid circulating assembly of external and with the heat dissipation spare connection, the cooling liquid circulating assembly includes the cooling liquid tank, pump body and radiator that connect gradually, and the cooling liquid in the cooling liquid tank is transported to the radiator heat dissipation after the pump body and supplies to the cooling liquid flow channel, then again backflow to the cooling liquid tank. The utility model discloses a cooling liquid circulation system is formed through the heat dissipation spare and external cooling liquid circulating assembly, and the cooling effect of semiconductor refrigeration piece is improved to the heat dissipation spare cooling, reaches the purpose of faster cooling and lower temperature, makes printing nozzle can fast switching temperature and temperature control range is wider, to satisfy the demand of complex biological material printing and organ chip manufacturing, simple structure.

The papermaking wastewater treatment device comprises a barrel, a supporting seat is mounted at the lower end of the barrel, a plurality of annular electric heating plates are connected to the inner wall of the barrel, and a feeding opening is formed in the upper end of the barrel; the stirring mechanism comprises a rotating pipe rotationally connected to the inner bottom of the barrel body, the outer side of the rotating pipe is fixedly connected with a plurality of stirring shafts, the lower end of the rotating pipe extends to the outside, the right side of the barrel body is fixedly connected with a high-pressure box body, and a double-shaft motor is installed on the right side of the high-pressure box body; synchronous wheels are mounted on an output shaft at the lower end of the double-shaft motor and the outer side of the rotating pipe, and the two synchronous wheels are in transmission connection through a synchronous belt; and the gas supply mechanism is used for increasing the oxygen content of the wastewater. In the use process of the wastewater treatment device, a water body containing a dispersing agent is degraded and the dispersing agent is removed in a biodegradation manner, so that the recovery rate of paper pulp is increased.

The invention relates to the technical field of multi-effect distiller inner wall cleaning control, in particular to a control mechanism of a salt dehydration device and a use method. Comprising a plurality of multi-effect distiller bodies which are communicated with one another, each multi-effect distiller body comprises a distiller bottom wall, the bottom of each distiller bottom wall is provided with a cleaning pipeline communicated with the interior of the corresponding multi-effect distiller body, and the top end of the middle of each distiller bottom wall is provided with a rotatable bottom wall cleaning part; the part, close to the outer side, of the bottom wall of the distiller is provided with a side wall cleaning part used for cleaning the side wall of the cavity, steam is injected into the tank body while a bottom scraper rotates for cleaning, the faster drainage effect can be achieved, and the working efficiency is improved; in the cleaning process, residues in the cavity can be cleaned; and when other multi-effect distiller bodies need to be cleaned, the flow rate consumption in the flowing process is reduced by controlling the circulation of the pipeline III, so that different multi-effect distiller bodies can be cleaned.

The utility model discloses a kind of hot-rolled H-shaped steel fatigue detection temperature regulating devices, including upper heat preservation cover and lower heat preservation cover, upper heat preservation cover is located above lower heat preservation cover, detachable fixed connection is between upper heat preservation cover and lower heat preservation cover, multiple support steel wires are set in the inside of upper heat preservation cover and lower heat preservation cover, multiple support steel wires are parallelly arranged, upper heat preservation cover and lower heat preservation cover are made of flexible material, the length of upper heat preservation cover and lower heat preservation cover can be telescopic, and upper heat preservation cover and lower heat preservation cover are all connected with air inlet pipeline.In the utility model, the both ends of H-shaped steel are fixed on fatigue detection device, upper heat preservation cover and lower heat preservation cover are folded and wrapped around H-shaped steel, then air is blown into one side of H-shaped steel through air inlet pipeline, hot air or cold air can be selected according to needs, the temperature of the environment where H-shaped steel is located is adjusted, fatigue detection can be carried out on H-shaped steel after adjustment is completed, and the detection result can be more accurate.

The lotus root slice drying device comprises a bottom plate, a box body, a driving assembly, an inner barrel and a heating pipe, the heating pipe is fixedly installed in the box body, the box body is fixedly installed at the top of the bottom plate, and the driving assembly comprises a driving motor, a rotating shaft, two driving gears, two driven gears, a reciprocating screw rod, a rotating rod, a stirring frame, a moving block and a fan. An inner barrel is slidably arranged in the box body, and a sealing cover is fixedly installed on the right side of the inner barrel. Through cooperative use of the driving assembly, not only can the fan be driven to transversely reciprocate in the box body, so that the temperature in the box body is more uniform, but also the stirring frame can be driven to rotate, and lotus root slices in the inner barrel are stirred and scattered through the stirring frame, so that the lotus root slices are more uniform. According to the lotus root slice drying device, adhesion of lotus root slices in the drying process can be avoided, so that the lotus root slices can be heated uniformly when being dried by the device, and the drying effect and the drying speed of the lotus root slices are improved.

The utility model relates to the technical field of fermentation equipment, and discloses solid-state fermentation equipment which comprises a fermentation tank, an annular cavity is formed in the fermentation tank close to the periphery, a first machine shell is fixedly arranged in the middle of one side of the fermentation tank, and a motor is fixedly arranged on the inner wall of one side of the first machine shell; a rotating shaft is fixedly arranged at the output end of the motor, a cushion block is fixedly arranged on the lower side of the fermentation tank, a water tank is fixedly arranged on the lower side of the cushion block, a second machine shell is fixedly arranged on one side of the water tank, a water pump is fixedly arranged on the inner bottom face of the second machine shell, and a temperature sensor is fixedly arranged on one side of the inner top face of the second machine shell. And a heating rod is fixedly arranged at the middle part of the inner bottom surface of the water tank. According to the solid state fermentation device, the temperature of the fermentation tank is controlled in a mode of circulating hot water, so that the internal temperature is more uniform, the fermentation effect is better, and the air can be automatically exhausted after the internal air pressure of the fermentation tank is too high, so that the potential safety hazard is avoided.

The utility model provides an environment-friendly double-door aging oven. The environment-friendly double-door aging furnace comprises a double-door aging furnace body, the cleaning box is fixedly mounted on the outer wall of one side of the double-door aging oven body, an air guide pipe is fixedly mounted at the bottom of the cleaning box, and the air guide pipe is fixedly communicated with the double-door aging oven body; the pressure valve is arranged on the air guide pipe; the heat dissipation water tank is fixedly mounted on the outer wall of one side of the double-door aging oven body; a plurality of heat dissipation fans, wherein the plurality of heat dissipation fans are arranged on the heat dissipation water tank; the coil pipe is fixedly installed on the heat dissipation water tank, and the air inlet end of the coil pipe is fixedly communicated with the cleaning box; and the cleaning mechanism is arranged in the cleaning box and used for purifying gas. The environment-friendly double-door aging oven provided by the utility model has the advantage of quickly cooling exhausted high-temperature gas.