61 results about "Refrigeration compressor" patented technology

The utility model discloses a piston type refrigeration compressor with overheating protection, including compressor main part and casing, both sides of casing are equipped with through -hole, and casing is through the through -hole and is equipped with in the outside of compressor main part, and the one end vertical of casing is equipped with the air outlet pipe, and the other end is equipped with the air inlet pipe, and the one end of air inlet pipe is installed with the liquid storage shell away from casing, and the center of liquid storage shell bottom surface is equipped with the air inlet hole, and the pipeline is installed in the air inlet hole, and the inside installation of pipeline has the heat dissipation fan, and the liquid storage groove is formed between pipeline and liquid storage shell, and a plurality of ultrasonic atomizing pieces are installed in the liquid storage groove. The utility model discloses simple structure, and the wind of heat dissipation fan produces can be discharged from the air outlet pipe to the outer wall of casing and compressor main part upwards, and along with the improvement of heat, the water mist of ultrasonic atomizing piece can be blown into the casing, and until along the air outlet pipe and is discharged, through the contact of water mist and compressor main part and with the contact of casing inside air, can quickly absorb its heat, to increase the cooling efficiency.

This utility model belongs to the field of evaporator technology and discloses a high heat exchange efficiency microchannel heat exchange structure ice mold evaporator, including an evaporator body. Multiple microchannel heat exchange tubes are fixedly installed on the inner side of the evaporator body, and multiple microchannel holes are opened at the bottom of the evaporator body. Diversion pipes are fixedly installed on the left and right sides of the evaporator body. The comprehensive application of the microchannel heat exchange structure, inner surface strengthening treatment, and outer surface fin design significantly improves the heat exchange efficiency of the evaporator. Compared with traditional evaporators, the ice-making speed can be increased, producing the same amount of ice in a shorter time, meeting the demand for rapid ice making. High heat exchange efficiency means that, under the same ice-making capacity, the required refrigeration compressor running time is shortened, and energy consumption is reduced. Actual testing shows that using the evaporator of this utility model reduces the energy consumption of the ice-making system, effectively reducing operating costs.

This utility model relates to a post-harvest differential pressure treatment device for pineapples, belonging to the field of pineapple processing technology. It includes a treatment box with a drive motor installed on it. A tray is hung inside the treatment box. The two sides of the treatment box have a hollow structure. A frame plate is fixedly installed on one side of the hollow structure, and a circulation channel is installed on the other side of the frame plate. A circulation pipe is installed between the upper parts of the two circulation channels. A refrigeration compressor is installed at the lower end of the treatment box. Refrigeration pipes are fixedly installed in a serpentine pattern inside the frame plate. Electric heating tubes are fixedly installed between the refrigeration pipes inside the frame plate. Differential pressure fans are fixedly installed symmetrically inside the circulation channels. The device uses hot air to perform differential pressure scalding treatment on the pineapples, effectively killing latent pathogens on the fruit surface. After differential pressure scalding treatment, cold air circulation achieves the effect of differential pressure pre-cooling treatment of the pineapples. This not only avoids the pineapple's temperature rising after scalding treatment, which would accelerate ripening and rotting, but also improves the adequacy of low-temperature pre-cooling.

This utility model discloses a cutting device for refrigeration compressor castings, relating to the technical field of cutting equipment. It includes a stepper motor and a saw blade, and further includes a folding assembly. The bottom of the folding assembly is fixedly connected to the outer wall of the stepper motor via a frame. Buffer components are fixedly connected to the corners of the folding assembly. The folding assembly includes a main plate and a secondary plate connected by a hinge to form a foldable structure. When the device needs to be stored, the secondary plate can rotate around the hinge. The sliding connection structure between the insert and the threaded cylinder serves as a guide and limiter, ensuring a smooth and orderly folding process. Rotating the threaded cylinder pushes the limiter frame to slide along the outer wall of the threaded cylinder, causing the insert to move and match the insertion hole position of the folded main plate and secondary plate, achieving secure storage of the folding assembly. This cutting device achieves its purpose as a cutting device for refrigeration compressor castings.

This utility model discloses a cooling device for precipitation of phenylhydrazine hydrochloride mother liquor, comprising a refrigeration compressor, an oil separator fixedly connected to the output end of the refrigeration compressor, an evaporative condenser fixedly connected to the main outlet of the oil separator, an auxiliary ammonia storage tank fixedly connected to the outlet of the evaporative condenser via a first pipeline, an ammonia tank fixedly connected to the outlet of the auxiliary ammonia storage tank via a second pipeline, a shut-off valve installed at the connection between the ammonia tank and the second pipeline, and a thin-film evaporator fixedly connected to the outlet of the ammonia tank via a third pipeline. The main outlet of the thin-film evaporator is fixedly connected to a brine tank. Through the above structure, a buffer system is formed by the interlocking of the ammonia tank, the auxiliary ammonia storage tank, and the double shut-off valves, which can quickly isolate the ammonia source in case of emergency shutdown. In addition, the use of a closed-loop system with a low-temperature brine medium can effectively reduce energy consumption, thereby preventing the waste of cooling capacity caused by intermittent production.

The application relates to the field of graphene oxide drying technology and discloses an electric auxiliary heating vacuum freeze drying graphene oxide equipment, which comprises a vacuum drying box, a vacuum pump box and a compressor box, the vacuum pump box and the compressor box are respectively provided with vacuumizing assemblies and refrigeration compressor groups, the vacuum drying box comprises a drying bin and a cold trap bin, the drying bin and the cold trap bin are communicated and air circulation is realized by installing a fan on adjacent partition plates, the inside of the drying bin further comprises a heating assembly and a graphene placing rack. The electric auxiliary heating vacuum drying can greatly shorten the drying time, the drying time can be shortened by 300%-400%, the electric auxiliary heating system is independent of the vacuum drying main system, the electric auxiliary heating system is flexible and convenient, the electric auxiliary heating temperature can be adjusted according to the drying condition, a heat insulation layer is arranged to prevent heat from being transferred to the vacuumizing assemblies and the refrigeration compressor groups, so that the system is prevented from working under over-temperature, and the graphene placing tray is more convenient to take through the setting of a discharging assembly.

This invention discloses a valve assembly structure and assembly method for a refrigeration compressor, aiming to solve the problem that the clamping force between the cylinder head and the gasket decreases after long-term compressor operation, leading to a decline in sealing effect and thus reducing compressor performance or even causing failure. The invention includes a crankcase cylinder and a cylinder head, with a valve plate assembly installed between the crankcase cylinder and the cylinder head. The valve plate assembly is clamped and sealed between the crankcase cylinder and the cylinder head, and the cylinder head is welded to the crankcase cylinder. The cylinder head and crankcase cylinder are fixedly connected by welding in the valve assembly structure for the refrigeration compressor. This prevents loosening between the cylinder head and the crankcase cylinder, and the preload does not decrease, avoiding a decline in the clamping force between the cylinder head and the gasket, which would otherwise lead to a decrease in sealing effect and leakage of high-temperature, high-pressure refrigerant from between the cylinder head and the gasket, thus ensuring long-term reliable operation of the compressor.

The utility model relates to water source heat pump system, concretely relates to a kind of energy-saving system of high efficiency improves water source heat pump output water temperature. High efficiency improves water source heat pump output water temperature energy-saving system includes: oily sewage import, oily sewage outlet, oily sewage circulating pump, heating circulating pump, oily sewage heating water tank, evaporator, refrigeration compressor, condenser, expansion valve and condenser output circulating pump;The utility model principle is not only suitable for oilfield oily sewage source heat pump system, also is equally suitable for any water source heat pump system, improves the water temperature of water source heat pump unit. The utility model utilizes lever effect, can use 1 / 5 power consumption to improve the water temperature of water source heat pump unit. The utility model utilizes cheap valley electricity energy storage, improves the water temperature of water source heat pump unit.

The utility model provides a combined type blast hot regeneration dryer, dryer import, precooling evaporimeter, gas -liquid separator, alternate adsorption module, dryer export connect gradually form the cooling adsorption flow path, the air blower, the heat accumulator, the heater, alternate adsorption module, second waste gas blowdown valve connect gradually form environmental gas heating regeneration flow path, precooling evaporimeter, refrigeration compressor, condenser, throttling device form refrigeration circulation flow path, dryer export, alternate adsorption module, first waste gas blowdown valve form first finished gas cold blow cooling flow path. The utility model provides a combined type blast hot regeneration dryer, adopts the way that low temperature pretreatment and regeneration process high temperature heat compensation are combined in adsorption process to ensure that adsorbent has stable, good adsorption and regeneration condition in each adsorption cycle, can make gas get deep drying, and effectively reduce the system energy consumption in the processing process.

The utility model discloses a refrigerating system for transportation solves the problem of insufficient refrigerating capacity and defrosting difficulty under freezing mode in the prior art. The refrigerating system for transportation of the utility model includes compressor, condenser, expansion valve and evaporator, still includes regenerator, gas-liquid separation type liquid distribution head and gas bypass valve, is equipped with second solenoid valve between compressor and condenser, is equipped with third solenoid valve between compressor and gas-liquid separation type liquid distribution head, is equipped with fourth solenoid valve between compressor and evaporator. The exhaust port of refrigeration compressor is connected with second solenoid valve import, third solenoid valve import, fourth solenoid valve import respectively, and the outlet of second solenoid valve is connected with the import of condenser; the outlet of third solenoid valve is connected with the import of gas-liquid separation type liquid distribution head, and the outlet of fourth solenoid valve is connected with the outlet of evaporator; the gas-liquid separation type liquid distribution head of the utility model is changed through the liquid distribution head structure, makes the refrigerant even distribution into evaporator, improves the refrigeration efficiency.

Arrangement for a combined cooling and heating system with a refrigeration circuit and a heat pump circuit, which have a common evaporator-condenser (70) and are thus thermally connected to each other, wherein the refrigeration circuit also has at least one evaporator (3), a refrigeration compressor (1) and a throttle valve (5) directly connected to a liquid outlet (740) of the common evaporator-condenser (70) and the heat pump circuit also has at least one heat pump compressor (2), a condenser (4) and a heat pump throttle valve (6), the heat pump throttle valve (6) being arranged downstream of the condenser (4), the evaporator-condenser (70) having separate channels belonging to the refrigeration circuit on the one hand and to the heat pump circuit on the other, and the wall parts of the channels of the evaporator-condenser (70) having heat transfer surfaces that border the refrigeration circuit on the one hand and the heat pump circuit on the other.characterized in that, in addition to the components listed above, at least one controllable heat exchanger, a waste heat cooler (10), is arranged downstream of the refrigeration compressor (1) in the refrigeration circuit, and that, in addition to the components listed above, at least one controllable heat exchanger, an auxiliary evaporator (90) with outlet (104) and inlet (103), is arranged in the heat pump circuit, and a flow connection with an auxiliary throttle valve (61) is provided downstream of the condenser (4), which opens into the auxiliary evaporator (90), wherein the waste heat cooler (10) is connected to an external heat sink between outlet (102) and inlet (101), and the auxiliary evaporator (90) is connected to an external heat source between outlet and inlet.

The present application has angle adjustable fold air piece's scroll compressor, relates to compressor technical field, specifically and concretely, especially relates to angle adjustable fold air piece's scroll compressor. The angle adjustable fold air piece of the present application is arranged on the inner wall of the shell directly opposite the suction port of the refrigeration compressor; the control structure is arranged directly above the angle adjustable fold air piece; the external controller is connected with the control structure and the motor stator through the wire, the temperature of the motor stator is received by the external controller, so as to regulate and control the action of the control structure; when the compressor is running, the low-temperature and low-pressure refrigerant enters by the suction port, flows through the angle adjustable fold air piece, enters the cavity of the shell, and then enters the scroll disc structure, is compressed to the high-temperature and high-pressure state, and is discharged through the exhaust port. The technical scheme of the present application solves the problems in the prior art that a larger angle fixed baffle is used, the motor cooling is insufficient due to the small amount of refrigerant circulation, and the compressor failure is caused; a smaller angle fixed baffle is used, the motor cooling is too much due to the increased amount of refrigerant circulation, and the higher efficiency cannot be met.

This application relates to a smart frequency regulation method and system for refrigeration compressors, belonging to the field of compressor control technology. The method includes acquiring the winding monitoring temperature and the equipment operating frequency; determining the internal over-limit temperature based on the winding monitoring temperature and the frequency reduction threshold temperature when the winding monitoring temperature exceeds the threshold temperature; constructing an operating interval on a time axis with the current time point as the endpoint and a preset operating duration as the width, and performing data analysis based on the operating interval to determine the internal heating coefficient and the internal heat dissipation coefficient; calculating and analyzing based on the internal heating coefficient and the internal heat dissipation coefficient to determine the theoretical equilibrium frequency; calculating based on the internal over-limit temperature to determine the urgency value, and calculating based on the urgency value, the equipment operating frequency, and the theoretical equilibrium frequency to determine the target adjustment frequency, and performing frequency regulation on the compressor based on the target adjustment frequency. This application has the function of improving the overall performance of the compressor.

The application discloses a mining explosion-proof carbon dioxide transcritical refrigeration compressor and relates to the technical field of mining compressors.The compressor shell is divided into an explosion-proof wiring cavity and a positive pressure protection main cavity which are isolated from each other; the driving motor and the piston compressor group are arranged in the positive pressure protection main cavity; the cooling flow channel is arranged in the compressor shell, the cooling flow channel is communicated with the air inlet and the positive pressure protection main cavity, the positive pressure protection main cavity is communicated with the suction cavity of the piston compressor group, the exhaust cavity of the piston compressor group is communicated with the exhaust port; the live connection terminal of the wiring box assembly is covered in the explosion-proof wiring cavity, the wiring box assembly is electrically connected with the driving motor; the integrated shell heat dissipation assembly is arranged outside the piston working cylinder body of the piston compressor group; and the multiple protection units are integrally arranged in the compressor shell. The application adopts the integrated design, effectively reduces the working temperature of the core components, and improves the working efficiency and the service life of the compressor.

The application provides a low-temperature double-pulse test platform and method, and relates to the technical field of power device testing.The platform comprises a refrigeration compressor, a cooling platform, an enclosure, an air extraction unit, a temperature acquisition unit, a parameter acquisition unit and a control unit.The control unit is used for acquiring surface temperature information of the power device to be tested, platform temperature information of the cooling platform and thermistor parameters under the action of a calibration pulse during the cooling process, determining the corrected equivalent junction temperature parameters of the power device to be tested, and controlling the double-pulse test loop to perform double-pulse testing when the corrected equivalent junction temperature parameters enter a target test temperature window.The method introduces a calibration pulse and thermistor parameters on the basis of a low-temperature environment, corrects and characterizes the actual thermal state of the power device to be tested, and controls the double-pulse testing time in combination with the target test temperature window, so as to improve the accuracy, consistency and repeatability of low-temperature double-pulse testing.

The utility model belongs to refrigeration compressor technical field, specifically discloses a kind of double-layer sound-absorbing package exhaust muffler and compressor for compressor.The utility model's double-layer sound-absorbing package exhaust muffler is applied to compressor, exhaust gas flow enters the front end of sound-absorbing package from front end exhaust pipe, part of gas flow enters the rear end of sound-absorbing package through first shunt hole, then exhaust hole in the rear end position of sound-absorbing package enters the rear end of closed cavity, and continue to discharge from end exhaust pipe, another part of gas flow is blocked and reflected from exhaust hole in the front end position of sound-absorbing package and enters the front end of closed cavity, then second shunt hole enters the rear end of closed cavity, and continue to discharge from end exhaust pipe.Such, to enhance the intensity of sound wave reflection, prolong sound wave transmission path, widen noise reduction band.In addition, by the above setting, exhaust back pressure can be effectively reduced simultaneously, exhaust temperature is reduced, and energy loss is reduced.

The application discloses a marine container variable-frequency driving type refrigeration compressor, which comprises a mounting seat, a plurality of ring grooves are equidistantly formed on the mounting seat in the circumferential direction, a rotating platform is rotationally connected in each ring groove, a buffer supporting mechanism is commonly supported between the rotating platforms, and a compressor shell is supported on the buffer supporting mechanism; a horizontal buffer mechanism is arranged on each rotating platform and is used for limiting the rotating speed of the rotating platform through damping force; a damping force self-adaptive adjusting mechanism is arranged in each ring groove and is used for autonomously adjusting the damping degree of the horizontal buffer mechanism; through the above components, when the ship body shakes, the compressor is kept stable through horizontal buffering and self-adaptive damping adjustment, normal oil supply of a lubricating system is guaranteed, oil shortage abrasion is avoided, operation stability and reliability are improved, and the service life is prolonged.

The utility model provides a kind of liquid nitrogen cold heat separation device, comprising: liquid nitrogen raw material storage tank, the liquid outlet of liquid nitrogen raw material storage tank is connected in liquid nitrogen cold heat separation equipment by conveying pipeline, nitrogen gas conveying pipeline is equipped on the upper end of the liquid nitrogen cold heat separation equipment, nitrogen gas conveying pipeline is connected in nitrogen storage device, liquid nitrogen conveying pipeline is equipped in the lower end of the liquid nitrogen cold heat separation equipment, liquid nitrogen conveying pipeline is connected in liquid nitrogen storage device, the liquid nitrogen cold heat separation equipment includes several gas-liquid separation tank, and gas-liquid separation tank is connected in parallel between, one side of the gas-liquid separation tank is equipped with refrigeration compressor, the gas-liquid separation tank, refrigeration compressor are installed in equipment box, the utility model not only can realize liquid nitrogen gas-liquid cold heat separation, and, according to different needs adjustment separation tank temperature, so that separation operation is more accurate.

The utility model relates to the technical field of compressor and disclose a small -size energy -conserving type refrigeration compressor for refrigerator, including shock pad no.

1. Name of the product in this design: Permanent magnet variable frequency carbon dioxide semi-hermetic screw refrigeration compressor unit. 2. Application of this design: Used as the low-pressure stage in a carbon dioxide cascade skid unit for use in a low-temperature refrigeration system. 3. The key design elements of this product are its shape, pattern, and their combination. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This utility model discloses a noise-reducing refrigeration device, including a shell. A heat exchange plate is fixedly mounted on the top of the shell, and a heat-conducting rod is connected to the upper end of the heat exchange plate through the shell. A first force-bearing block is provided at the upper end of the bottom of the shell, and a first damper is provided at the upper end of the first force-bearing block. The upper end of the first damper is connected to a base through the first force-bearing block. Adjustment seats are provided at both the base and the upper end of the bottom of the shell. An adjustment rod is hinged inside the adjustment seat, and a second force-bearing seat is hinged at the other end of the adjustment rod. A second damper is provided between the second force-bearing seats. The shell includes a protective coating, a strength layer, and a sound insulation layer. Using the above technical solution, a noise-reducing refrigeration device is manufactured, which can prevent the base from shaking due to impact, thus avoiding large impacts on the entire shell and generating significant noise. Furthermore, it can improve vibration damping protection for the refrigeration compressor body and extend its service life.

1. Name of the designed product: compressor. 2. Use of the designed product: used in refrigeration compressor, air compressor, process compressor and other gas fluid compression occasions. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view 1.

The utility model belongs to the technical field of crank-connecting rod mechanisms, and discloses a crank-connecting rod mechanism for a refrigeration compressor, which comprises a crank body, a connecting rod body is mounted on the crank body, a piston is mounted on the connecting rod body, an air cylinder is covered outside the piston, a liquid inlet pipeline is arranged on one side of the air cylinder, and a liquid outlet pipeline is arranged on the other side of the air cylinder. A liquid inlet pipeline is arranged on the outer wall of the cylinder, a liquid outlet end of the liquid inlet pipeline is connected with an annular pipeline, the annular pipeline is wound on the outer wall of the cylinder, the liquid outlet pipeline is connected with a first liquid guide pipeline, a liquid pump is arranged on the first liquid guide pipeline, and a liquid outlet end of the liquid pump is connected with a second liquid guide pipeline. The annular pipeline is wound on the outer wall of the air cylinder, heat of the side wall of the air cylinder can be effectively transferred into a condensing agent, the infusion pump forms a circulating cooling system through the first liquid guide pipeline and the second liquid guide pipeline, the temperature of the air cylinder is effectively reduced, the efficiency and reliability of the compressor are improved, and the service life of the compressor is prolonged.

The application discloses a refrigeration compressor optimization method, system, equipment and medium based on a modular disc motor, relates to the refrigeration compressor optimization technical field based on the modular disc motor, and comprises the following steps: a compression process of gas is completed based on reciprocating motion of a piston in a cylinder, and a mathematical model of the refrigeration compressor is established; sensorless control technology is adopted, low-speed high-frequency signal injection and a medium-speed and high-speed sliding mode observer method are used to realize accurate control in a full speed range; and a torque collaborative optimization control strategy based on an MOPSO algorithm is used to realize optimal torque distribution under different rotating speeds and torques. According to the method, the torque collaborative optimization control strategy based on the multi-objective particle swarm optimization algorithm can realize real-time optimal torque distribution of two groups of motor modules under different rotating speeds and torques of the motor.

The refrigerant compressor includes a compressor casing (2); an oil sump (13) arranged in the compressor casing (2); and an oil level sensor arrangement (14) configured to detect an oil level in the oil sump (13), the oil level sensor arrangement (14) including a tubular element (16) secured to the compressor casing (2) and a floating element (17) surrounding the tubular element (16) and being movably mounted with respect to the tubular element (16). The compressor casing (2) includes a passage opening (24) and dimensions of the tubular element (16), the floating element (17) and the passage opening (24) are defined to allow an insertion and a removal of the tubular element (16) and the floating element (17) into and out of the compressor casing (2) through the passage opening (24).

The present application relates to the technical field of refrigeration compressor, and more particularly to a self-adaptive cooperative control system of multiple parallel magnetic suspension bearings and a compressor, which comprises a working condition sensing module, a cooperative analysis module, a self-adaptive decision module and a cooperative control module. By acquiring the rotor displacement, rotation speed, running instruction of the local rotor and the vibration spectrum data of the parallel other rotor in real time, a bearing coupling relationship matrix is constructed to quantify the vibration coupling characteristics between the rotors, and the working deviation degree calculated is combined to intelligently identify abnormal modes such as resonance risk and coupled vibration, thereby generating and executing a hierarchical control strategy, and verifying the control effect in a closed loop and iterating the strategy. When multiple magnetic suspension compressors are operated in parallel, the vibration interference caused by the self or other rotors can be effectively distinguished and suppressed, and the operation stability, control accuracy and overall reliability of the unit are significantly improved, realizing a fundamental leap from single machine control to multi-machine intelligent cooperation.

The utility model relates to the technical field of tea oil production, and disclose a tea oil storage tank for tea oil production, the outer surface of storage jar is equipped with the heat preservation bucket, the top front side of heat preservation bucket is fixedly connected with temperature sensor, the top of storage jar is provided with the jar cover, the right end of jar cover top is fixedly connected with the exhaust pipe, the middle side of jar cover top is fixedly connected with the liquid inlet pipe, the left end of jar cover top is fixedly connected with the gas guide pipe, the left side of heat preservation bucket top is fixedly connected with the gas delivery pipe, the left side bottom of gas delivery pipe is fixedly connected with refrigeration compressor, the right side bottom of gas delivery pipe is fixedly connected with the gas distribution pipe, through setting up storage jar, heat preservation bucket cooperation uses, through injecting cooling water to heat preservation bucket inside, and cooling water fills heat preservation bucket inside to store jar surface perfect cover can be carried out to the tea oil in the inside of storage jar comprehensive even cooling, avoided the situation that the uneven cooling influenced tea oil quality appears, convenient to use.

This invention discloses an energy-saving ammonia screw refrigeration compressor unit, relating to the field of liquid variable displacement machinery. It solves the problems of low self-cleaning efficiency and easy clogging in existing ammonia screw refrigeration compressor units, leading to increased resistance and energy consumption during oil-gas transport and separation. The unit includes a base, a separation cylinder, a compression mechanism, and a separation mechanism. The compression mechanism includes a screw rotor, and the separation mechanism includes a fixed disc, a screening cylinder, a switching cylinder, a separation column, and a cleaning component. Multiple sets of rotating grooves are provided inside the switching cylinder. This invention achieves ammonia compression through the rotation of the screw rotor within the compression mechanism. During oil-gas transport, the rotation of the screening cylinder initially separates the lubricating oil, which then undergoes multi-stage separation and transport via the separation column. Simultaneously, the cleaning component provides self-cleaning for the screening cylinder and separation column, improving separation efficiency and service life, and reducing energy consumption. This device enhances the smoothness of oil-liquid separation, achieving energy savings.

The utility model relates to quenching production line technical field discloses a big fall core shaft's automatic quenching production line, including quenching production line main part, quenching production line main part below fixedly connected with bottom bearing cabinet body, bottom bearing cabinet body right side fixedly connected with fall difference formula quick cooling water tank, the inside air refrigeration compressor device of bottom bearing cabinet body is installed, air refrigeration compressor device top fixedly connected with suction pipeline, suction pipeline one side fixedly connected with air intake, air refrigeration compressor device rear end fixedly connected with installation fixed plate, when using this device, can pass through the fall difference formula quick cooling water tank that sets up, is convenient for through the inside installation cold air injection pipeline of fall difference formula quick cooling water tank and is connected with air refrigeration compressor device, provides cold gas delivery for the cooling liquid in the tank, ensures that the inside refrigerant keeps the refrigeration state, starts the quick refrigeration after the core shaft quenching, promotes the effect of cooling.