41results about How to "Consistent temperature" patented technology

The invention discloses a power-limited temperature control multi-gear heating control system for a motorcycle handle, which comprises an MCU (Microprogrammed Control Unit), a signal acquisition unit is connected with the MCU through an ADC (Analog to Digital Converter) conversion module, and temperature data information of an external environment and the handle, which is acquired in real time, is converted into digital signals and then is sent to the MCU; the input control module is connected with the MCU control unit and inputs a temperature control signal to the MCU control unit. The MCU control unit comprises a temperature-power mapping module, a power calculation module and a power instruction conversion module which are connected in sequence, mapping from temperature to power is executed through the temperature-power mapping module, and the power calculation module outputs accurate left and right handle theoretical expected power to the power instruction conversion module; and the power instruction conversion module converts the signal into a PWM control signal capable of directly driving the MOS module to control the heating core to raise the temperature. According to the invention, the constancy of the sensible temperature of the left and right hands can be maintained, so that the hand comfort is not influenced by vehicle speed and weather.

The utility model relates to a water -based paint multifunctional heat preservation bucket belongs to sand casting technical field to solve the problem that the existing sand casting production, because of winter environmental temperature is too low to lead to the performance of coating weakening, there is the problem of poor sand core dip coating quality and the decline of casting yield. The present application includes the barrel body, heating assembly and temperature control assembly, the inside of barrel body is equipped with the inner bucket to form the container cavity, the heating assembly includes heating water tank and circulating water pipe, heating water tank is equipped with heating part and water pump, circulating water pipe is installed in the inner bucket, and it is equipped with two connecting ports connected with heating water tank, the temperature control assembly includes inductor and controller, the inductor is installed in the inner bucket and heating water tank respectively, and inductor, heating part and water pump are electric connection with controller respectively. The heat preservation bucket of the present application can realize the coating heating preservation and coating stirring in the barrel, will not reduce the performance of coating, improve sand core coating quality and casting yield.

The utility model discloses the reaction kettle of environmental protection type prevention and treatment auxiliary agent's deployment device relates to reaction kettle technical field. The utility model discloses the reaction kettle of environmental protection type prevention and treatment auxiliary agent's deployment device includes support frame, and the upper portion of support frame is provided with the reaction mechanism for mixing raw materials, and the reaction mechanism includes: the storage component is provided in the upper portion of support frame and provides the container for the reaction in production process, the stirring component includes the top cap of setting in the top of storage component, the upper portion of top cap is inserted and is installed with the connecting bolt, the upper portion of top cap is inserted and is installed with the connecting pipe, the upper portion of top cap is provided with pressure -relief valve and feed valve, when motor drives driving shaft rotation, and the arc plate on driving shaft will actively push the material of lower center temperature of material cylinder to the edge, near the high temperature area of mica heating ring, and the auger will turn over the material below material cylinder upward, make all areas's raw materials in material cylinder can cyclic contact to the evenly heated inner wall of material cylinder.

This invention relates to the field of machine tool equipment and discloses an intelligent gantry machining center, including a machining table and a controller. Automatic guide rails are provided on both sides of the machining table, and a gantry frame is mounted on the automatic guide rails. The gantry frame includes two columns and a central crossbeam. A machining die is mounted on the central crossbeam. Circulation pipes are embedded within the columns and the central crossbeam. A cleaning mechanism is provided on the machining table for cleaning debris. This invention, by embedding circulation pipes within the two columns and the central crossbeam, and connecting the circulation pipes to a circulation pump, enables air circulation within the columns and the central crossbeam, making the temperature of the left and right columns more uniform and eliminating temperature differences caused by sunlight, air conditioning, etc., thus improving the thermal stability of the gantry machining center. Furthermore, the cleaning mechanism thoroughly cleans machining debris from the machining table, minimizing the adverse effects of machining debris.

The invention discloses a modular detachable mobile pool system which comprises a supporting frame unit formed by assembling a plurality of detachably connected side plates and corner assemblies; the flexible pool body is made of a foldable flexible waterproof material and is mounted on the inner side of the supporting frame unit; the electric control unit comprises an electric control unit (the electric control unit comprises an electric control and cyclic heating system, a massage system and a lighting system) and a cyclic filtering and heating system used for heating water in the flexible pool body; water in the flexible pool body is conveyed to the massage nozzle and the waterfall water outlet under the power action of the massage system, and the massage nozzle and the waterfall water outlet are both arranged on the flexible pool body and are respectively communicated with the flexible pool body through pipelines. Through the design concept of the rigid frame and the flexible inner container, the pool is decomposed into the stackable side plates, the corner assemblies and the foldable flexible pool body, flattening of product transportation and simplification (dry type quick connection) of installation are achieved, and the logistics and installation cost is greatly reduced.

The utility model relates to the field of pipeline maintenance, in particular to a fixing device for foaming a gathering and transportation pipeline, which is used in a thermal insulation layer between an inner pipe and an outer pipe of the gathering and transportation pipeline and comprises a clamping ring, the clamping ring is used for clamping the inner pipe of the pipeline, and an anti-skidding layer is arranged on the outer wall of the clamping ring in the circumferential direction. The anti-skid layer is used for abutting against the inner wall of the pipeline outer pipe. The clamping ring is provided with a limiting device, the limiting device moves towards the inner pipe in a reciprocating mode, the clamping ring is further provided with a limiting device, the limiting device vertically moves on the clamping ring in a reciprocating mode, and the limiting device can abut against the inner pipe of the pipeline after being pressed downwards. In this way, an operator can control the limiting device to abut against the inner pipe of the pipeline, the inner pipe of the pipeline and the clamping piece are combined into a whole through abutting, and the situation that in the foaming process, the foaming material generates impact force on the clamping ring, so that the clamping ring displaces, and consequently foaming is uneven is avoided.

The invention relates to an anti-fogging self-cleaning laparoscope which is characterized in that a transparent glass sheet is fixedly arranged at the outer end of an objective lens at the far end of the laparoscope, and a closed carbon dioxide gas groove is formed in a gap between the transparent glass sheet and the objective lens; an air inlet pipeline is fixed along the inner wall of an outer tube of the laparoscope, a corresponding air inlet hole is formed in the near end of the air inlet pipeline, and the far end of the air inlet pipeline penetrates through the objective lens and extends into the carbon dioxide gas groove; a gas outlet pipeline is fixed along the inner wall of the outer tube of the laparoscope, the far end of the gas outlet pipeline extends into the carbon dioxide gas groove, and the near end of the gas outlet pipeline exhausts gas through a gas exhaust hole; and the air inlet is externally connected with a carbon dioxide air source. The laparoscope solves the technical problems that an existing laparoscope is prone to causing fogging of an objective lens and infection of tissue fluid in a minimally invasive abdominal surgery, consequently, the surgical field is blurred, and surgical operation needs to be interrupted due to the fact that a real-time processing function does not exist.

The utility model discloses a double-eccentric butterfly valve for a hydrogen receiving station, which belongs to the technical field of double-eccentric butterfly valves and comprises a valve seat, a heat insulation layer is mounted in the valve seat, heat insulation materials are coated outside the valve seat, connecting ports are arranged at two ends of the valve seat, a working component is mounted on the side edge of the valve seat, and a constant-temperature component is mounted on the inner wall of the valve seat. According to the constant-temperature assembly, a part can be reserved for storage in the flowing process of liquid hydrogen, the hollow part on one side of the butterfly valve is cooled through the temperature of the liquid hydrogen, it is guaranteed that the temperature of the sealing ring located on the hollow part is basically kept consistent with the temperature of the liquid hydrogen, and therefore in the valve opening process, the temperature of the sealing ring is kept constant. The liquid hydrogen has little influence on the cooling effect of the sealing ring, so that the sealing stability of the sealing ring is maintained, the possibility of hydrogen leakage is reduced, meanwhile, the liquid hydrogen can generate hydrogen in the cooling process of the hollow part of the valve seat, the sealing performance of the valve seat is guaranteed, and the use and sealing of equipment are more stable.

The invention discloses a metabolism experiment device for a chemical pesticide water-sediment system. The metabolism experiment device comprises a box body, a culture assembly arranged in the box body, a reaction assembly arranged on the culture assembly, an adjusting assembly arranged in the box body and connected with the reaction assembly, and a gas chromatograph-mass spectrometer arranged at the top end of the box body, the device is reasonable in structural design, can accurately control key environmental parameters such as temperature, dissolved oxygen and pH value, simulates various natural environments such as aerobic environment and anaerobic environment, provides reliable environmental conditions for the research of the metabolic process of chemical pesticides, can be suitable for the metabolic research of different types of chemical pesticides in different water-sediment systems, and has wide application prospects. And reliable data support is provided for environmental risk assessment of pesticides.

The utility model relates to circuit board nickel gold technical field, specifically disclose printed circuit board gold immersion is used full -enclosed automatic chemical nickel gold device, including closed storehouse, the top inner wall of closed storehouse is provided with mobile clamping assembly, and the inside left side of closed storehouse is provided with circulating nickel plating assembly, mobile clamping assembly is used for clamping circuit board and processes, and circulating nickel plating assembly is used for nickel plating to circuit board, through to nickel plating groove is divided into three -segment mode, and every pool is provided with first heating pipe and thermocouple, and carries out accurate temperature control, and the temperature in every pool gradually increases and forms the heating of subregion, can make gold layer pore reduction on the surface of circuit board, and cooperate with the fixed pipe and venturi nozzle set up in bottom, make three -dimensional end flow in nickel plating groove, eliminate the dead angle that conventional nickel plating cannot deposit, can keep nickel layer thickness balance, improve the deposit uniformity of circuit board, improve circuit board quality and reliability.

A high-temperature environment simulation test device for high-speed rolling bearings includes a mounting base plate, a test bearing, a drive assembly, a cooling protection assembly, a bearing heating assembly, and an axial force loading assembly. The drive assembly includes a mounting spindle, on which both the test bearing and the cooling protection assembly are mounted. The test bearing can rotate under the drive of the mounting spindle. The cooling protection assembly is assembled between the test bearing and the power input end of the mounting spindle for cooling the mounting spindle during high-temperature operation. The axial force loading assembly is located at one end of the mounting spindle and acts on the end face of the test bearing away from the cooling protection assembly to apply axial force to the test bearing. This invention can quickly, efficiently, and reliably achieve controllable temperature regulation of the test bearing and ensure the uniformity and stability of the overall temperature of the test bearing, thus meeting the needs of research on the mechanisms of temperature field changes, friction, and heat transfer in rolling bearings.

The invention discloses a glabridin nanoscale crusher, which relates to the technical field of glabridin crushing, and comprises a material spraying device, a collision grinding device, a protection device and a grinding device. When a high-frequency steering engine drives a second crushing disc to rotate reversely, a grinding main disc and balls can slide rightwards, so that powder passing through a grinding barrel is pushed into a second collision grinding barrel of the collision grinding device by the balls, and meanwhile, two displacement electric push rods on the right side of the bottom of a protective shell can drive displacement supporting legs to retract upwards; the two displacement electric push rods on the left side of the bottom of the protection shell can drive the displacement supporting legs to extend downwards, so that the whole protection device inclines rightwards, the value range of the inclination angle is 0-5 degrees, and therefore powder accumulation and blockage are effectively prevented. When the high-frequency steering engine continuously operates, certain vibration and heat can be generated, and the vibration and the heat can be directly transmitted to the grinding arc-shaped plate of the grinding device and powder on the grinding arc-shaped plate, so that the viscosity of the powder is reduced, and the fluidity of the powder is improved.

The utility model provides a kit base and corresponding temperature control equipment, which are characterized in that a supporting plate is arranged, and a plurality of loading areas for bearing kits are arranged on one surface of the supporting plate; a heat-conducting fin is arranged on the other surface of the supporting plate corresponding to at least one loading area; and the heat-conducting fin is used for conducting a heat exchange medium so as to carry out heat exchange and temperature control on the kit. The heat conduction efficiency of the loading area is increased by utilizing the heat conduction sheet, so that the timeliness of the loading area for adjusting the temperature of the bottom of the kit is improved, the temperature of the bottom area of the kit and the temperature of other areas are kept synchronous, and the whole kit is uniformly heated.

The invention provides a capillary hole and capillary tube combined cyanate ester resin glue filling and curing method, which comprises the following steps of: forming a glue dispensing groove in the top of a filling piece, communicating the glue dispensing groove with capillary holes, placing capillary tubes in the capillary holes, cleaning and drying the filling piece, heating cyanate ester resin glue, and performing bubble removal treatment to obtain the cyanate ester resin glue. Placing the glue into a heating dispensing machine, keeping the temperature at 100 DEG C, placing the filling piece on a heating table at the temperature of 100 DEG C, dispensing by using the air pressure of 5-6 bar, filling a dispensing groove with the cyanate resin glue, heating the glue, enabling the glue to enter a gap between a capillary tube and a capillary hole under the capillary action, completing filling, and then carrying out glue self-permeation and sectional type vacuumizing, so as to obtain the cyanate resin filling piece. And the curing is completed through three operations of stepped curing. According to the method provided by the invention, the filling compactness can be improved, and a segmented heating mode is adopted, so that the cyanate ester resin glue can be fully subjected to curing reaction at different stages, and the mechanical property and the stability after curing are improved.

The embodiment of the utility model relates to the technical field of aerosol generating devices, and particularly discloses an atomizer and an electronic atomization device.A shell is provided with a containing cavity and a suction port, an atomization assembly is arranged in the containing cavity and communicates with the suction port, and the side wall of the atomization assembly is provided with a first oil inlet hole and a second oil inlet hole; the first inner wall of the shell and the first oil inlet hole are oppositely arranged at an interval, a first distance is formed between the first inner wall and the first oil inlet hole, and the second inner wall of the shell and the second oil inlet hole are oppositely arranged at an interval; the first blocking wall is located between the second inner wall and the second oil inlet hole, a second distance exists between the first blocking wall and the second oil inlet hole, and the absolute value of the difference between the first distance and the second distance is smaller than or equal to a preset value. By means of the mode, the peripheral side of the second oil inlet hole can be shielded through the first blocking wall, so that the flow speed of liquid matrixes at the first oil inlet hole and the flow speed of liquid matrixes at the second oil inlet hole tend to be consistent, and the risk that the atomization assembly is gelatinized due to different flow speeds of the liquid matrixes is reduced.

The invention relates to a string type energy storage converter temperature equalization control method and system. The method comprises the steps that the operating temperature of each power module is collected; judging whether the string type energy storage converter needs to be subjected to temperature equalization control or not based on the temperature and the temperature difference of each power module; when it is judged that the string type energy storage converter needs to be subjected to temperature equalization control, a temperature weight factor is constructed based on the temperature of each power module, and the power of each power module is distributed based on the temperature weight factor; parameters such as the temperature state of each converter module are obtained in real time, the optimal power distribution scheme of the PCS module is calculated based on multiple targets, a power instruction is generated and issued according to the scheme, and then the temperature of the PCS module is adjusted; dynamically distributing power through a weight factor, and embedding thermal management into a power control closed loop; and multi-target cooperative control is realized, and temperature equalization, overheat protection and total power tracking are realized at the same time.

This invention discloses a melt polymerization reaction device for high-temperature resistant and anti-yellowing polyester resin, including a support base, a conveying track at the rear end of the support base, a tank between the support bases, a movable cover on the top of the tank, a transmission frame inside the conveying track, a fixed fork connecting the movable cover outside the transmission frame, a welding seat on the top of the movable cover, a control motor on the welding seat, a drive shaft at the bottom of the control motor, a set of push rod motors on the top of the welding seat, a stirring frame at the bottom of the push rod motors, a connecting frame for stirring and mixing outside the drive shaft, a transmission beam at the bottom of the drive shaft, and scraper frames at both ends of the transmission beam. Compared with the prior art, the advantages of this invention are that it integrates adjustable angle stirring, layered temperature measurement, reciprocating separation anti-caking, automatic wall scraping, and easy maintenance structure to meet the synthesis requirements of high-temperature resistant and anti-yellowing polyester resin. By precisely controlling the material temperature difference and the inner wall deposits, it effectively inhibits thermal yellowing, ensures product performance consistency, and is suitable for the efficient and stable production of high-quality polyester resin.

The utility model relates to induction heating equipment technical field discloses a kind of automobile differential shell end surface rectangular tooth induction heating temper induction devices, including inductor bottom plate, two coil supports are equipped on inductor bottom plate, two coil supports are respectively connected with outer circle coil and inner circle coil, outer circle coil and inner circle coil are in the same plane, and outer circle coil and inner circle coil share center. The utility model automobile differential shell end surface rectangular tooth induction heating temper induction device, according to the sharp corner phenomenon of electromagnetic induction heating, realize the temperature of tooth part upper end surface and other parts tends to be consistent, and only need to heat once to meet process requirement.

The application discloses a clothes dryer and a control method thereof, relates to the technical field of clothes treatment, and aims to solve the problems of low accuracy and great difficulty in judging the drying degree of the clothes dryer. The clothes dryer comprises a box body, a clothes drying cylinder, a fan, a heater, a detector and a controller. The controller is configured to control the fan to start, acquire the ambient temperature and the temperature of circulating gas, control the heater to start, determine a first running time, which is the running time of the clothes dryer when the temperature of the circulating gas reaches a first preset temperature, determine a second running time, which is the running time of the clothes dryer when the temperature of the circulating gas reaches a second preset temperature, determine the stop time of the clothes dryer according to the difference between the second running time and the first running time, wherein the first running time is less than the second running time, and control the clothes dryer to stop running when the clothes dryer runs to the stop time.

The invention discloses a snakelike liquid cooling energy storage battery PACK based on large-surface fitting. The PACK comprises a box body, and a battery module and a liquid cooling module which are arranged in the box body. The battery module is formed by arranging a plurality of battery cells; the liquid cooling module comprises a plurality of snakelike heat exchange plates which are arranged in parallel, and the large surfaces of the battery cells are attached to the snakelike heat exchange plates. A liquid through hole is formed in the snake-shaped heat exchange plate, and the two ends of the snake-shaped heat exchange plate are connected with a liquid inlet and outlet pipe with partitions and a reversing pipe to form a cooling liquid reciprocating flow path; the liquid inlet / outlet branch pipe is connected with the main pipe, and rapid external butt joint is achieved through the male plug. According to the invention, the heat exchange area is greatly increased through large-surface fitting, the heat conduction path is shortened, turbulence and temperature uniformity are promoted in combination with the snakelike back-and-forth flow channels, the problems of large thermal resistance and obvious temperature difference of a traditional bottom cooling or side cooling scheme are effectively solved, and the heat dissipation efficiency, temperature consistency and system reliability in a high-rate charging and discharging scene are obviously improved.

The utility model provides a kind of heat exchanger assembly and air conditioner, wherein, heat exchanger assembly includes shunt and two or more heat exchangers, shunt is used to shunt the air of the first side of heat exchanger assembly to each heat exchanger;Shunt is movable, to adjust the air volume shunted into each heat exchanger.When the heat exchanger assembly of the utility model is applied to air conditioner, the first side of heat exchanger assembly can be set as windward side when air conditioner is in heating operation.Due to shunt, the air volume shunted into each heat exchanger can be adjusted by moving, when air conditioner is in heating operation, and there is temperature difference in each heat exchanger of heat exchanger assembly, shunt can be moved, the air volume shunted into high-temperature heat exchanger is increased, and the air volume shunted into low-temperature heat exchanger is reduced, so it is beneficial to make the airflow temperature consistent after each heat exchanger heat exchange, to improve the uniformity of each heat exchanger outlet air temperature, improve the comfort and experience of user use.

The utility model provides a kind of electromagnetic heating device of wire drawing machine die head, it is related to plastic weaving industry production technical field, including wire drawing machine die head, fireproof insulation cotton, high temperature cable, frequency conversion controller, insulating device, thermocouple;Fireproof insulation cotton is set in wire drawing machine die head outside, high temperature cable is successively wound in the outside of fireproof insulation cotton along the same direction, frequency conversion controller is connected respectively with the both ends of high temperature cable, insulating device is set in the outside of high temperature cable, thermocouple is set on insulating device;The utility model has adopted more suitable structure design of wire drawing machine die head, realized heating fast, temperature stability, energy conservation, safe and reliable technical effect, improve the product quality and production efficiency of plastic weaving bag wire drawing process.

This utility model relates to the technical field of temperature control equipment for pipe forming, and more particularly to a forming device for zoned temperature control of large-diameter thin-walled low-thermal-expansion pipes based on sodium-cooled fast reactors. The device includes: a forming mold, multiple first temperature control units, and multiple second temperature control units. The first and second temperature control units are evenly spaced along the axial direction of the forming mold, and are arranged opposite to each other. The first temperature control units are embedded in the outer wall of the forming mold, and the second temperature control units are embedded in the inner wall of the forming mold. During the forming of the large-diameter thin-walled low-thermal-expansion pipe, the heat generated by the first temperature control units acts on the outer wall area of ​​the large-diameter thin-walled low-thermal-expansion pipe, and the heat generated by the second temperature control units acts on the inner wall area of ​​the large-diameter thin-walled low-thermal-expansion pipe. This utility model, through zoned temperature control of the inner and outer walls, can reduce the temperature difference between the inner and outer surfaces of the large-diameter thin-walled low-thermal-expansion pipe, thereby improving the forming effect of the large-diameter thin-walled low-thermal-expansion pipe.

This invention discloses a method and system for pulsed SCO2 power generation in a fusion reactor, belonging to the field of fusion reactor energy conversion technology. During fusion reactor operation, the SCO2 working fluid flows sequentially through the blanket and heat exchanger to absorb heat before entering the turbine to perform work. The SCO2 working fluid in the blanket directly drives the turbine to generate electricity. Part of the heat from the high-temperature blanket is used to raise the working fluid temperature via the heat exchanger, and part of the heat is used to charge the energy storage system. During fusion reactor downtime, the SCO2 working fluid switches to flowing through the energy storage system to absorb and store heat before entering the turbine to perform work, maintaining power output. The system includes a high-temperature blanket, an SCO2 blanket, an energy storage system, a heat exchanger, and a Brayton cycle loop. This invention retains the high efficiency advantage of the direct Brayton cycle of SCO2 while using an energy storage system to maintain power generation, solving the problem of continuous power generation from the pulsed heat source in fusion reactors and achieving efficient and stable power generation throughout the entire cycle.

This utility model relates to the field of jewelry manufacturing technology, specifically disclosing a pickling tank for jewelry production. The tank includes a body with a loading basket suspended from a lifting device via a conveyor belt. An inlet / outlet is located on the top cover of the tank, with a sealing cap at each inlet / outlet. The conveyor belt can move up and down when the sealing cap closes the inlet / outlet. A rotating platform is located at the bottom of the tank, housing an acid tank, an electric heating furnace, and a water tank. The electric heating furnace has electric heating sources on its side walls and bottom. Rotating the rotating platform positions the acid tank or water tank directly below the loading basket. An exhaust system is connected to the tank. A temperature sensor is mounted on the electric heating furnace, and the electric heating sources are connected to a controller, which in turn is connected to the temperature sensor. The electric heating furnace heats the acid tank from the side and bottom, increasing the heating area and improving thermal efficiency. During pickling and washing, the tank is sealed, and the exhaust system extracts the acidic gases, reducing their diffusion.

The application discloses a system and method for dynamic heat standby of a steam turbine bypass system, comprising a main steam main pipe, a condenser, a steam turbine high-pressure cylinder and a plurality of bypass branches, wherein the bypass branches comprise a bypass pipe, a drain trap, a bypass valve group, a steam turbine inlet pipe and a circulating pipeline; the main steam main pipe is connected with the inlet of the drain trap and the inlet of the bypass valve group through the bypass pipe, the main steam main pipe is connected with the inlet of the steam turbine high-pressure cylinder through the steam turbine inlet pipe, the first outlet of the bypass valve group is connected with the condenser, and the second outlet of the bypass valve group is connected with the steam turbine inlet pipe through the circulating pipeline, so that the system and method can avoid heat shock of the bypass pipe and the bypass valve group caused by the input of the bypass system.

The utility model discloses a condensing device for water reducing agent processing belongs to water reducing agent processing technical field. The utility model is provided with cold -draf machine and cooling water tank respectively in the both sides of reation kettle, and the inside of reation kettle is provided with cold gas ring pipe and cooling rotary pipe, and through three -fold cooling path cooperation, and cold -draf machine injects cold air directly into water reducing agent inside through the exhaust port of vertical pipe, and cold air is contacted directly with material, and utilizes heat exchange to take away heat quickly, and the inside of cooling rotary pipe is kept low temperature through cold air, and rotates and stirs under the driving of motor, expands low temperature contact surface, and passes through stirring and accelerates heat transfer in material inside, and the cooling medium of cooling water tank flows around outside reation kettle, forms the barrier of " external heat preservation + cooling", reduces the heat interference of external environment to inside, takes away the heat of reation kettle wall conduction simultaneously, can control water reducing agent temperature in target range quickly, avoids the change of material property because of slow cooling.

The present disclosure relates to the technical field of air conditioners, and particularly relates to an outdoor heat exchanger, a cooling medium distribution method and a cooling medium distribution device. The present disclosure provides an outdoor heat exchanger, which comprises a distributor, a plurality of heat exchange channels, a liquid collecting channel, a temperature detection member and a controller. The distributor comprises a distributor main body and a plurality of valve groups. The distributor main body has an inlet end and a distribution end. The inlet end is provided with a main flow channel, and the distribution end is provided with a plurality of distribution flow channels. The input ends of the distribution flow channels are in communication with the output end of the main flow channel. The valve groups are arranged at the distribution end and correspond to the distribution flow channels, and are used for controlling the opening degree of the distribution flow channels. The outlet end of each heat exchange channel is provided with a temperature detection member, which is used for monitoring the temperature of the cooling medium. The controller controls the action of the valve groups and adjusts the opening degree of the corresponding distribution flow channels. The present disclosure can realize uniform distribution of the cooling medium, so that the cooling medium can be fully heat exchanged in the heat exchange channel, and the heat exchange efficiency of the outdoor heat exchanger is improved.