349 results about "Water cooler" patented technology

The invention provides composite spinning equipment for forming rocket pipe type structural parts. The composite spinning equipment comprises a structural system, an operation table, an oil cooler, an oil tank, a control cabinet, a water cooler, a heating system, a gas distribution cabinet, a hydraulic station, an oxygen bottle, a circulating filtering device and a propane gas bottle. The structural system comprises a main spindle box, the main spindle box has active power and can achieve controllable rotation, a closing-in spindle box does not have active power, and when closing-in spinning needs to be conducted, the main spindle box and the closing-in spindle box are connected through a coupler, and controllable rotation of the closing-in spindle box is achieved; the water cooling machine is used for cooling the spinning roller in the spinning process; the heating system can heat the workpiece to realize hot spinning; the circulating filtering device sprays cutting fluid to the workpiece, circulating filtering use of the cutting fluid is achieved, and wet-type forced rotation is achieved. The hot spinning and wet spinning device has the integrated hot spinning and wet spinning effects of strong spinning, close-up common spinning and the like.

The utility model relates to the technical field of chemical engineering, in particular to a pH value system of a lean solvent / stripping water heat exchanger, which comprises a lean solvent / stripping water heat exchanger, a reflux pipeline, a heat exchanger inlet line, a heat exchanger outlet line, a lean solvent / feeding heater, an extraction distillation tower, a first outlet line and a second outlet line, one end of the reflux pipeline is connected to an outlet I of the lean solvent / stripping water heat exchanger, and the other end is connected to an inlet I of the lean solvent / stripping water heat exchanger; a shell pass outlet valve, a solvent regeneration tower, a solvent recovery tower, a recovery tower top air cooler, a recovery tower top water cooler, a reflux tank, a steam stripping water pump, a stripping water flow meter, a front valve, a stripping water regulating valve, a rear valve and a shell pass inlet valve are sequentially arranged on the reflux pipeline. The stable pH value in the system is ensured when the lean solvent / stripping water heat exchanger is overhauled, so that water circulates in the system, and the economic loss caused by continuous injection of monoethanolamine into the system is reduced.

The invention discloses a device and method for reducing environment temperature difference of double grating rulers, the device comprises a stand column, an upper grating ruler and a lower grating ruler, the stand column is provided with an upper layer pipeline and a lower layer pipeline, and the upper layer pipeline is arranged in parallel close to the upper grating ruler; the lower-layer pipeline is arranged in parallel close to the lower grating ruler, and the upper-layer pipeline is communicated with the lower-layer pipeline to form a fluid circulation loop; a water inlet of the upper-layer pipeline is connected with a temperature-adjusting water cooler, and a water outlet of the lower-layer pipeline is communicated with the temperature-adjusting water cooler; an upper-layer temperature detection sensor used for detecting the temperature of the upper grating ruler is arranged beside the upper grating ruler, a lower-layer temperature detection sensor used for detecting the temperature of the lower grating ruler is arranged beside the lower grating ruler, and the upper-layer temperature detection sensor, the lower-layer temperature detection sensor and the temperature adjusting water cooler are all electrically connected with the PLC. The grating ruler feedback precision deviation caused by temperature difference can be effectively eliminated or reduced, and the machining precision and stability of a machine tool are improved.

The application discloses a carbon dioxide refrigeration heat pump system and a composite control method of the carbon dioxide refrigeration heat pump system. The carbon dioxide refrigeration heat pump system comprises a first compressor, a second compressor, a third compressor, a water cooler, a first regenerator, a first throttling valve, a flash tank, a second throttling valve, an evaporator, a liquid storage barrel, a flash bypass valve and a second regenerator which are connected and matched with each other. The carbon dioxide refrigeration heat pump system and the composite control method have the advantages that the design is scientific, the working condition of the carbon dioxide refrigeration heat pump system can be accurately controlled, the control precision is improved, the working condition energy efficiency is obviously improved, the operation efficiency of the working condition is ensured, and the application has great practical significance. The composite control method of the carbon dioxide refrigeration heat pump system specially designed by the application is a dimension reduction decoupling control method for coping with the operation of a complex system with variable working conditions.

The high-precision flexible laser welding production line based on visual recognition comprises a rack and a three-partition wire groove formed in the rack, and the three-partition wire groove is used for installing a high-voltage cable, a low-voltage cable and a signal cable. A conveying system, a motion control system, a laser welding system, a closed-loop cooling system and a control system which are in butt joint with a CCS line body conveying device are arranged on the rack, the cooling system comprises a cooling-water machine and a nitrogen flow meter, deionized water is adopted as a cooling medium, the water temperature control precision is + / -1 DEG C, the cooling flow is 5-20 L / min, and the control system is connected with the CCS line body conveying device. The water temperature, water pressure and flow real-time monitoring and alarming functions are achieved, and laser output is automatically cut off when cooling is abnormal. The modular chemical station can support flexible switching between single-machine operation of a sample line and line connection operation of a mass production line by increasing, decreasing and adjusting the welding process, a special line does not need to be built for a single product, the requirement for collinear production of multiple products is met, and the production line modification cost is greatly reduced.

This utility model discloses an ultra-clean circulating cooling device for an electric furnace transformer, comprising an ultra-clean circulating water tank (2) that cooperates with a transformer oil-water cooler (1). A pair of outlet pipes (3) are connected to the ultra-clean circulating water tank (2), and the outlet pipes (3) are respectively connected to two transformer oil-water coolers (1). The transformer oil-water coolers (1) are then connected to a pair of plate heat exchangers (4) via pipes. The outlets of the plate heat exchangers (4) are connected to the ultra-clean circulating water tank (2) via return pipes (5). The advantage of this utility model is that it can eliminate water blockage in the oil-water cooler, ensure the heat exchange efficiency of the transformer oil-water cooler, thereby maintaining the normal operation of the cooler and preventing excessively high transformer oil and winding temperatures.

The utility model relates to a cold accumulation and ice melting drinking water cooler which comprises a machine body and a control system, a refrigerating system and a water taking nozzle are arranged on the machine body, a cold accumulation water tank is arranged in the machine body, a cold water cavity used for storing water is formed in an inner cavity of the cold accumulation water tank, and an evaporation coil pipe and a cold water coil pipe which are formed in a repeated winding mode are arranged in the cold accumulation water tank. The evaporation coil pipe and the cold water coil pipe are matched in a cold water cavity in a heat exchange mode, the evaporation coil pipe is connected to a refrigerating system in series, one end opening of the cold water coil pipe is connected with a water taking nozzle, and the other end of the cold water coil pipe is connected with a water source. The refrigerating efficiency of drinking water can be improved, the preparation amount of cold water in unit time is further improved, the cooling uniformity is facilitated, and meanwhile the interior of the cold storage water tank or the cold water coil pipe is prevented from being frozen.

The utility model provides a cooling device of a rock drill testboard, and relates to the technical field of mechanical engineering. The cooling device of the rock drill test bench comprises a water tank, a water cooler, a test bench rack, an air cooler and a hydraulic system, the test bench comprises a punched head and a drilling tool, the drilling tool is connected with the punched head, a first water guide pipe is arranged on the drilling tool, and a second water guide pipe is arranged on the punched head; the water tank is connected with the water cooler, the water cooler is connected with the first water guide pipe and the second water guide pipe, and the first water guide pipe and the second water guide pipe are both connected with the water tank. The water cooler is also connected with the hydraulic system; the water tank is connected with the air cooler which is connected with the water tank. The cooling water is conveyed to the drilling tool and the punched head through the first water guide pipe and the second water guide pipe to cool the high-temperature parts, the used cooling water is not directly discharged, but is cooled through the air cooler and then flows back into the water tank again, a cyclic utilization closed-loop system is formed, and waste of the cooling water is reduced.

The utility model belongs to extrusion pin four loop hydraulic technology field, and disclose a kind of extrusion pin four loop hydraulic device, including hydraulic machine spare, the upper surface of hydraulic machine spare is equipped with motor pump group, the surface of hydraulic machine spare is equipped with energy accumulator, the output of motor pump group is equipped with valve group, and the valve group is connected with the hydraulic machine spare, the surface of hydraulic machine spare is equipped with cooling pump group, the valve group with the energy accumulator is connected by pipeline intercommunication, the valve group with the hydraulic machine spare is connected by pipeline intercommunication, the side surface of hydraulic machine spare is equipped with water cooler, the cooling pump group with the water cooler is connected by pipeline intercommunication, the front side of hydraulic machine spare is equipped with liquid level meter, the utility model has can realize four loop processing, avoid unstable pressure and slow response speed and other problems, greatly improve the stability of device when using, the advantages that extrusion pin acting force is uniform.

The invention discloses a water-cooling heat dissipation device for cooling environment-friendly materials, and belongs to the field of water-cooling heat dissipation devices.The water-cooling heat dissipation device comprises a mixing barrel and a water tank, a cooling-water machine is installed on the water tank, a stirring rod and a plurality of spiral coils are arranged in the mixing barrel and the water tank respectively, and the top ends and the bottom ends of the spiral coils are communicated with a water conveying pipe and a water return pipe respectively; the other end of the water conveying pipe is communicated and connected with the water inlet end of the cooling-water machine, a water outlet main pipe is arranged at the water outlet end of the cooling-water machine, a plurality of water outlet branch pipes are arranged on the water outlet main pipe in a split-flow mode, and the water outlet branch pipes and the water return pipes are communicated and connected with an elastic water pipe through flange plates respectively; each jacket is provided with a cold water bag and an elastic connecting sleeve, the elastic connecting sleeves among the jackets are detachably connected, and the cold water bags in the jackets are respectively communicated and connected with the elastic water pipe.

The utility model discloses a circulating water cooler capable of quickly connecting and sealing a water inlet and a water outlet, which comprises a body, and the water inlet and the water outlet are symmetrically arranged on the surface of one side of the body. The top surface of the water inlet and outlet is sleeved with a first sealing sleeve, a transmission device is arranged in the middle of the surface of one side of the body and comprises a transmission box fixedly connected with the body, a double-end lead screw is rotationally connected into the transmission box, and the two sides of the surface of the double-end lead screw are sleeved with threaded sleeves in a threaded mode; by arranging a first sealing sleeve, a second sealing sleeve, a clamping groove, a limiting rod, a clamping rod, a limiting groove, a groove, a damping block, a limiting box, a spring, an ejector rod, an ejector plate, a clamping ball and a clamping groove, clamping connection is formed between the first sealing sleeve and the second sealing sleeve, and therefore it is ensured that the first sealing sleeve and the second sealing sleeve are stably connected; and the first sealing sleeve and the second sealing sleeve can be clamped.

The invention discloses a cold hydrogenation quench tower energy recovery system and an operation mode, and the system comprises a quench tower, a vaporizer, a first-stage heat exchange system, a second-stage heat exchange system and a circulating water cooler, and layered energy recovery is realized through a three-stage cascade heat exchange structure: a high-temperature liquid-phase material discharged from a quench tower sequentially passes through a second-stage heat exchange system, a first-stage heat exchange system and a circulating water cooler to complete heat exchange, and meanwhile, a heating heat source is provided for silicon tetrachloride and hydrogen. Through the design of multiphase flow enhanced heat transfer, feed gas quality-divided heat exchange and tail liquid recovery, the system significantly improves the energy recovery rate, reduces steam consumption and raw material loss, enhances the operation stability of the system, and is suitable for efficient and energy-saving production of a cold hydrogenation process.

The utility model relates to the technical field of anticorrosive paint production, and discloses a cooling device for industrial anticorrosive paint production, which aims to solve the problems of high consumption, low efficiency and the like of the conventional paint cooling device, and comprises a charging barrel, a main seat, a circulating cooling mechanism arranged on the surface of the main seat and a continuous paint treatment mechanism arranged on the surface of the charging barrel, the circulating cooling mechanism injects cooling media such as water or an ice-water mixture into an interlayer of a cooling shell through a water injection opening and a water inlet valve, the cooling media are recycled after being secondarily cooled through a circulating water cooler, cost is reduced, and efficient cooling is achieved. The stirring effect is improved through the auxiliary stirring tank, meanwhile, the coating attached to the inner wall of the charging barrel is scraped off through the side scraping plate and the bottom scraping plate, the cooling efficiency is improved, the cooling area is enlarged, the defects of a traditional cooling device are effectively overcome, and the device has good application prospects in the aspect of industrial anti-corrosion coating production cooling.

The vehicle-mounted air supply and enthalpy increase system comprises an agent side integration mechanism, and the agent side integration mechanism comprises a compressor, a water cooler, a liquid storage tank, a refrigerator expansion valve and a refrigerator which are arranged in series; the agent side integration mechanism further comprises a gas supplementing and enthalpy increasing mechanism, the gas supplementing and enthalpy increasing mechanism is arranged between the liquid storage tank and the refrigerator expansion valve and communicated with the input end of the compressor, and the gas supplementing and enthalpy increasing mechanism is used for separating out low-temperature medium-pressure gas from high-temperature high-pressure refrigerant from one side of the liquid storage tank. And air is supplied to the compressor. Through the intervention of the air-supplementing enthalpy-increasing mechanism, the compressor can be supplemented with air in an auxiliary manner, and normal use in extreme weather is assisted.

The utility model discloses a comprehensive fire resistance test device which comprises a furnace body, a fire spraying pipe group, a temperature detector, a pressure detector, an exhaust port and a water cooler, the inner wall of the furnace body is made of a multi-layer composite refractory material; the fire spraying pipe sets are symmetrically distributed on the left side and the right side of the furnace body, the tail ends of the fire spraying pipes are provided with multi-stage swirl nozzles, and the adjustable range of the angles of the nozzles is + / -15 degrees. A movable partition plate is arranged in the furnace body and divides the furnace body into at least two independent testing areas, and each area is provided with an independent temperature detector, an independent pressure detector and an independent fire spraying pipe set. The water cooler is communicated with the exhaust port through a double-layer spiral cooling pipe, a phase change material is arranged in the double-layer spiral cooling pipe, and an outlet of the water cooler is connected with the flue gas purification module; the device can test different materials or working conditions in different areas, is energy-saving and environment-friendly, and can accurately simulate a complex thermal stress environment.

The utility model relates to ammonia synthesis loop system cooling energy -conserving technical field, is a kind of ammonia synthesis cooling energy -conserving device, it includes synthetic compressor, hot gas heat exchanger, ammonia synthesis tower, steam generating device, synthetic water cooler, cold gas heat exchanger, refrigerated water heat exchange device, ammonia cooling device, high pressure ammonia separator, and there is first compressed gas pipeline between synthetic compressor and hot gas heat exchanger, and there is second compressed gas pipeline between hot gas heat exchanger and ammonia synthesis tower, and there is first synthetic gas pipeline between ammonia synthesis tower and steam generating device, and there is second synthetic gas pipeline between steam generating device and hot gas heat exchanger, and there is third synthetic gas pipeline between hot gas heat exchanger and synthetic water cooler, and there is fourth synthetic gas pipeline between synthetic water cooler and cold gas heat exchanger. The utility model is reasonable and compact in structure, convenient to use, which reduces ammonia synthesis cooling cost input, improves the economic benefit of ammonia synthesis.

The utility model belongs to ceramic detection equipment technical field especially relates to a kind of ceramic whiteness real-time detection device in high-temperature calcination process, including base assembly, base assembly is connected with support adjusting assembly through support, cooling and temperature reducing component is connected on the upper end of support adjusting assembly, high-spectrum camera is clamped in cooling and temperature reducing component middle, base assembly is connected with the water inlet end of shell-and-tube water cooler through water pump, cooling and temperature reducing component is connected with the water outlet end of shell-and-tube water cooler, high-spectrum camera is erected at the observation window outside of high-temperature calcination chamber, high-spectrum camera captures the reflection spectrum information of kiln ceramic surface, this spectrum data is uploaded to processor, and the whiteness value that meets CIE whiteness standard or specific industry standard is calculated, and the whiteness change of ceramic can be monitored in real time and continuously by high-spectrum camera, and powerful technical support is provided for quality control in ceramic production process.

The utility model relates to an aluminum oxide mother liquor evaporation system capable of reducing multi-effect evaporation steam consumption, which comprises a plurality of evaporators which are sequentially arranged, a steam jet mixer, a steam outlet pipe and a steam outlet pipe, the steam jet mixer is provided with a steam inlet, a steam suction port and a mixed steam outlet connected with the first-effect evaporator, the aluminum oxide mother liquor evaporation system further comprises a steam supplementing pipeline connected between the steam suction port and the last-effect secondary steam pipeline, and a steam compressor is arranged on the steam supplementing pipeline. Due to the fact that the last-effect secondary steam contains more latent heat, by means of the scheme, the last-effect secondary steam can be used for replacing part of new steam, the latent heat of the last-effect secondary steam is effectively recycled, and energy consumption of an evaporation system is reduced; and meanwhile, the amount of last-effect secondary steam entering the water cooler can be reduced, so that the load of a circulating water system of the water cooler is reduced, and the operation cost of the circulating water system is reduced.

The utility model belongs to the technical field of methyl tert-butyl ether cracking, and particularly relates to a device for producing isobutene by cracking methyl tert-butyl ether. The device for producing isobutene by cracking methyl tert-butyl ether comprises an MTBE refining tower, the MTBE refining tower is connected with a cracking reactor, the bottom of the cracking reactor is sequentially connected with a condensate water cooler and a circulating water cooler, the circulating water cooler is connected with an absorption cooling tower, the absorption cooling tower is connected with a compressor inlet buffer tank, and the compressor inlet buffer tank is connected with a compressor outlet buffer tank. The compressor inlet buffer tank is connected with the gas production compressor; and the gas production compressor is connected with the isobutene water washing tower. According to the device for producing isobutene by cracking methyl tert-butyl ether, the condensate water cooler and the circulating water cooler are arranged and are matched with the light component removal tower reboiler, so that the cyclic utilization of heat is realized, and the energy consumption of the device is reduced; meanwhile, the isobutene water washing tower and the methanol water collecting tank are arranged, so that the loss of methanol is reduced, and the purity of an isobutene product is improved.

The utility model relates to a kind of centroid balanced heat management systems, including compressor and multiple functional elements, the compressor has preset centroid, the centroid of the overall constitution of multiple functional elements is adjacent or located on the vertical plane of the preset centroid.The utility model can be adjusted as the installation position of water cooler and refrigerator by the preset centroid based on compressor, functional element, so that water cooler and refrigerator are directly supported by compressor in the case of stress, reduce the vibration abnormal sound etc.

The invention relates to the technical field of ammonia synthesis, and discloses a low-consumption conversion ammonia-containing wastewater separation and treatment device which comprises an ammonia washing tower, a comprehensive flash evaporator, an alternating-current cooler, a stripping tower and a tail gas separation tank. The first ammonia washing tower and the second ammonia washing tower are arranged in parallel, bottom outlets are communicated to the comprehensive flash evaporator through a seventh adjusting valve and an eighth adjusting valve, high-pressure ammonia-containing condensate is throttled and depressurized, and physical turbulent flow is induced in the flash evaporator to accelerate desorption of acid gas. And the flash evaporation lower liquid enters the cold side of the alternating current cooler through a condensate pipeline, absorbs heat from a gas phase at the top of the stripping tower for preheating, and then enters the stripping tower for countercurrent deep stripping. Purified condensate generated at the bottom of the stripping tower is discharged out of the system, and a tower top gas phase is fed into a tail gas separation tank for gas-liquid separation after being subjected to heat exchange by an alternating-current cooler and cooling by a circulating water cooler. Through high-pressure flash evaporation pretreatment and an internal thermal coupling mechanism, the saturated steam consumption of a steam stripping section is reduced, and the problems of crystal blockage and equipment corrosion are solved.

The utility model discloses a system for increasing yield of light hydrocarbon by recovering hydrogen through a membrane method. The system comprises a heater, a membrane separator, a water cooler, a gas-gas heat exchanger, a condenser and a gas-liquid separator which are connected in sequence, a raw material gas pipeline is arranged at one end of the heater; a hydrogen product pipeline is arranged on the membrane separator; a light hydrocarbon product pipeline is arranged at one end of the gas-liquid separator. According to the application, the high-temperature-resistant membrane separator is used for recovering hydrogen on the permeation side, and meanwhile, a hydrocarbon dew point as high as possible is obtained on the non-permeation side, and when the hydrocarbon dew point is higher, the condensation recovery rate of downstream light hydrocarbon is higher; meanwhile, the high-efficiency recycling rate of hydrogen and light hydrocarbon is realized. In addition, the gas-gas heat exchanger arranged in the system can recycle cold energy, the load of the condenser and the use amount of the refrigerant are reduced, and therefore energy consumption is further reduced.

1. The name of the design product: water cooler (S9 MINI). 2. The use of the design product: water cooler for installation in a computer. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

This utility model provides a wastewater cooler with a pipe anti-clogging device, including a wastewater cooler body. An outlet pipe and an inlet pipe are connected to both ends of the wastewater cooler body. The inlet end of the inlet pipe is connected to a filter pipe via a bent connecting pipe. A slag collection pipe seat is connected to the end of the filter pipe away from the bent connecting pipe. A support column is installed at the bottom inside the slag collection pipe seat, and a turbine housing is installed on the support column. A turbine is installed inside the turbine housing, and the turbine is rotatably connected to the inner wall of the turbine housing via a rotating shaft. This utility model, by installing a filter pipe at the inlet end of the wastewater cooler body, can filter the wastewater entering the wastewater cooler body, ensuring that the filtered wastewater does not contain large particles of impurities, preventing excessive impurities from clogging the wastewater cooler. A conical filter screen is installed inside the filter pipe to further filter the passing wastewater, reducing the impurity content in the wastewater.

According to the argon recovery and purification system, an argon pretreatment module is connected in series with a separator, an activated carbon adsorption tower and a high-efficiency filter, so that macromolecular impurities such as particulate matters, oil, hydrocarbons and dust can be efficiently removed, and a clean gas source is provided for subsequent nano catalytic reaction and membrane separation; in the multistage fixed bed nano catalytic reactor, a composite nano catalyst bed layer and an electric heating wire have a synergistic effect, CO and O2 can be quickly and thoroughly converted into CO2 under moderate temperature and pressure, active sites on the surface of a nano-scale catalyst are rich, and the carbon deposition rate and the inactivation rate are greatly reduced; the screw compressor and the water cooler are combined for use, and the energy efficiency of the compression and cooling process is greatly improved compared with a traditional high-temperature and high-pressure process; preliminary separation is completed through hollow fiber membrane separation at normal temperature and normal pressure, after rectification load is relieved, argon-rich gas is precooled through a cold box and enters a low-temperature rectification tower after membrane separation, and high-purity argon gas can be stably prepared in combination with a liquid nitrogen refrigerant condensation evaporator and a spiral pipe type liquefier.

The utility model discloses a novel generator stator cooling water cooling device, which relates to the technical field of generator cooling and comprises a base, a cooler is fixedly mounted at the upper end of the base, a first special-shaped pipe is fixedly mounted at an inlet valve end at one end of the cooler, and a second special-shaped pipe is fixedly mounted at an outlet valve end at one end of the cooler. The upper end of the first special-shaped pipe fixedly communicates with a first connecting pipe, and a bypass valve is fixedly installed at one end of the first connecting pipe. During series operation, secondary cooling can effectively control the inlet and return water temperature of stator cooling water, so that the operation condition of an original stator cooling water cooler is improved, the stator cooling water cooler operates at the temperature lower than that of open water scaling and crystallization, the due cooling effect is exerted, the operation safety and reliability of a stator cooling water system of a No.5 unit in a high-temperature environment can be greatly improved, and the service life of the stator cooling water cooler is prolonged. The fault rate is reduced, safe operation of the generator is guaranteed, and unit operation safety is improved.

The utility model discloses a water cooler shelling guide chain positioning mechanism which comprises a frame, a second compression spring is fixedly connected between the top face of a second dovetail block and the frame, a sliding block is hemispherical, a third dovetail groove is formed in the top face of a sleeve, a third dovetail block is arranged in the third dovetail groove in a sliding mode, and a second dovetail block is arranged in the third dovetail groove. A third compression spring is fixedly connected between the third dovetail block and the sleeve, an L-shaped rod is arranged on the inclined waist face, with the section in a right trapezoid shape, of the cross rod in an attached mode, supporting frames with guide rollers are symmetrically arranged in the sleeve in a sliding mode, and the two supporting frames are pushed through the first compression spring to drive the two guide rollers to move oppositely to clamp the guide chain. The limiting assembly can limit the two guide rollers to only move in opposite directions in one direction through the supporting frame, so that the guide chain is clamped and positioned by the two guide rollers all the time, the horizontal linearity of the guide chain and a hook on the shell is guaranteed, and transverse movement of the shell is facilitated.

The utility model discloses a device for heating ammonium sulfate mother liquor by utilizing ammonia distillation waste heat, which belongs to the technical field of coke oven gas purification and comprises an ammonia distillation tower, a waste water pump, a mother liquor heater, a waste water cooler, a saturator, a full flow tank and a small mother liquor pump. A bottom outlet of the ammonia still is communicated with a wastewater pump inlet, a wastewater pump outlet is communicated with a hot side inlet of the mother liquor heater, a hot side outlet of the mother liquor heater is communicated with a hot side inlet of the wastewater cooler, and a hot side outlet of the wastewater cooler is communicated with an ammonia still wastewater outlet pipe. A mother liquor full-flow opening of the saturator is communicated with the full-flow groove through a pipeline, a bottom outlet of the full-flow groove is communicated with an inlet of the small mother liquor pump, an outlet of the small mother liquor pump is communicated with a cold-side inlet of the mother liquor heater, and a cold-side outlet of the mother liquor heater is communicated with a top spraying opening of the saturator through a pipeline. According to the device, the ammonium sulfate mother liquor is efficiently heated by utilizing the waste heat of the ammonia distillation wastewater, a traditional low-pressure steam heating mode is replaced, the operation cost is reduced while energy is saved, and the operation stability of the system is optimized.

The present invention relates to the field of cryogenic refrigeration. Provided is a cryogenic refrigeration mechanism. The cryogenic refrigeration mechanism comprises a water-cooling assembly and a heat exchange assembly. The water-cooling assembly comprises at least one cooling device, each cooling device comprising a compressor and a water cooler, wherein the water cooler is disposed around the outer side of the compressor; the compressor is connected to the water cooler by means of a gas path; and the water cooler is used for cooling a gas output from the compressor into the water cooler. The heat exchange assembly is disposed opposite the water-cooling assembly in the axial direction of the compressor, and is connected to the water-cooling assembly by means of a gas path. The heat exchange assembly is used for cooling a gas output from the water-cooling assembly into the heat exchange assembly and discharging the gas to a target environment. The heat exchange assembly is further configured to allow a gas in the target environment to enter the water-cooling assembly via the heat exchange assembly. The cryogenic refrigeration mechanism of the present application has a simple and compact structure and broad application scenarios, and can solve the problem of the application scenarios of a refrigeration unit being limited due to a large volume and a large weight in the related art.

The utility model relates to a cooling system of a vertical thrust sliding bearing. The cooling system comprises a base, a thrust head and an axial thrust pad located between the base and the thrust head. The surface of the base is provided with an oil groove which is concavely arranged, and the oil groove extends towards the center of the base and penetrates through the inner wall of the base; one end, close to the base, of the thrust block extends outwards to form a step part; the guide bearing seat is of an annular structure; according to the cooling system disclosed by the utility model, efficient cooling, uniform lubrication and remarkable improvement of structural stability are realized through an innovative structural design and an optimized lubricating oil flowing path; lubricating oil enters the oil-water cooler from the working areas of the axial thrust pad and the guide bearing pad and enters the working areas again after being cooled, a first circulating channel and a second circulating channel of the lubricating oil are formed, efficient cyclic utilization of the lubricating oil is facilitated, and the working temperature of the bearing can be remarkably reduced; and the performance reduction or damage of the bearing caused by overheating is also avoided.