635 results about "Water cooler" patented technology

The invention discloses an air-water cooler for a wind driven generator, which belongs to a cooling device in the field of electrical technology and comprises a heat exchanger mounted outside a cabin of a wind turbine generator and a water jacket mounted on the outer side of the generator, the water jacket is connected with the heat exchanger through a circulating pipe to form a circulating loop, and a propeller is rotatably mounted in the circulating pipe. The propeller is in transmission connection with a rotating shaft of the generator; the rotating shaft is driven to drive the propeller to rotate so as to realize closed-loop circulation of cooling liquid in the circulating pipe; according to the air-water cooler provided by the invention, the propeller arranged in the circulating pipe is in transmission connection with the rotating shaft of the generator, and circulation of the cooling liquid can be realized by driving the propeller to rotate through the rotating shaft without depending on a circulating pump, so that in the rotating process of rotating blades of a wind turbine generator, the cooling liquid is cooled; and the cooling liquid is always in a circulating state and continuously dissipates heat of the generator.

The invention discloses a split-flow type flexible dynamic green ammonia synthesis system which comprises a synthesis gas compressor unit, a recycle gas compressor unit, a hot gas-gas heat exchanger, an ammonia synthesis tower, a water cooler, a cold gas-gas heat exchanger, at least one ammonia cooler and an ammonia separator, the method is characterized in that the feed gas is divided into two streams, one stream enters the hot gas heat exchanger to exchange heat with the reacted synthesis gas, and the other stream directly enters the ammonia synthesis tower through a first shunting pipeline to adjust the temperature of a bed layer in the ammonia synthesis tower. The condensation temperature of the synthesis gas, including the condensation temperature of the synthesis gas at the outlets of the water cooler, the cold gas heat exchanger and the ammonia cooler, is adjusted step by step according to the operation load condition of the device, so that the ammonia content in the synthesis loop is controlled step by step, the loop circulation gas amount is adjusted step by step, and the stable fluctuation of the pressure of the ammonia synthesis loop is maintained; and flexible dynamic operation of the device is realized.

The invention discloses a cryogenic reliquefaction device utilizing natural gas cold energy. The cryogenic reliquefaction device comprises a compressor, an expansion machine and a motor used for driving the compressor and the expansion machine to rotate. The compressor is sequentially connected with the water cooler, the backheating heat exchanger, the expansion machine and the supercooling heat exchanger through pipelines to form a cooling loop; a cooled loop is formed between the supercooling heat exchanger and the liquefied natural gas storage device; at least one refrigerant side inlet of the backheating heat exchanger is communicated with the liquefied natural gas storage device, and an outlet of the backheating heat exchanger is communicated with the boil-off gas collecting facility. When the reliquefaction device works, natural gas cold energy can be fully utilized, part of heat exchange loss of the heat exchanger is offset, the inlet and outlet temperature of the compressor is improved, the compression efficiency is greatly improved, meanwhile, the use amount of cooling water can be reduced, and therefore the comprehensive efficiency of the reliquefaction device is improved. And the device has high economic and practical values in occasions where natural gas is needed.

The utility model discloses a medium-change gas deoxygenization water cooler, and belongs to the field of coolers, the medium-change gas deoxygenization water cooler comprises a shell, the bottom of the shell is provided with a fixing mechanism, one side of the fixing mechanism is provided with a height adjusting mechanism, the top of the height adjusting mechanism is provided with a filtering mechanism, and one side of the filtering mechanism is fixedly connected with a second water inlet pipe; a third water inlet pipe is fixedly connected to the side, away from the second water inlet pipe, of the filtering mechanism, a motor is fixed through a fixing block, then the output end of the motor rotates to drive a threaded rod to rotate, and then the threaded rod rotates to drive a scraper arranged on the surface of a heat exchange pipe in a sleeving mode to move to clean scale on the surface of the heat exchange pipe. According to the medium-temperature-change gas deoxygenization water cooler, the problem that when an existing medium-temperature-change gas deoxygenization water cooler cleans water scale on the surface of a heat exchange tube, the position of a brush cannot be moved, and the water scale still remains on the surface of the heat exchange tube after cleaning is solved, and practicability is improved.

The present application discloses a quenching production line for quenching cam plates, which includes a quenching device movably arranged above a processing turntable. The quenching device includes a quencher and a cooler. The quencher is adapted to move to a processing station and heat the cam plate at the processing station, and the cooler is adapted to move to the processing station and cool the cam plate at the processing station. Among them, both the quencher and the cooler are annular structures, the quencher and the cooler are coaxially joined, the quencher is located above the cooler, and the quencher and the cooler are adapted to sequentially pass around the circumference of the cam plate at the processing station. A plurality of water outlet holes are formed in the inner circumferential side of the cooler along the axial direction and the circumferential direction of the cooler, and the water outlet holes are adapted to discharge water towards the axis direction of the cooler. The upper part of the inner circumferential side of the cooler is bent towards the axis direction of the cooler, so that the water outlet holes in the upper part of the inner circumferential side of the cooler discharge water towards the direction close to the center of the cooler. The present application has the characteristics of high processing efficiency.

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 an environment-friendly nitrogen-making device for alcohol ketone tail gas. The environment-friendly nitrogen-making device comprises a tail gas compression unit, a catalytic oxidation purification unit, a freeze dehydration unit, a pressure swing adsorption unit, a nitrogen storage and conveying unit and a nitrogen purification unit, the technology is characterized in that all units are connected in sequence, and specifically, a tail gas compression unit comprises a tail gas buffer tank, a filter, a compressor, a cooler and a liquid separator; the catalytic oxidation purification unit comprises a heat exchanger, a heater, a reactor, a catalyst and a water cooler; the freezing dehydration unit comprises a refrigerating unit, a refrigerator and a water segregator; the pressure swing adsorption unit comprises an adsorber, an adsorbent, a vacuum pump and a desorption gas buffer tank; the nitrogen storage and conveying unit comprises a nitrogen buffer tank and a nitrogen pipe network. According to the technology, the alcohol ketone tail gas can be purified and recycled to be used for producing nitrogen, environment-friendly emission reaches the standard, meanwhile, high-purity nitrogen is recycled, and environmental pollution and resource waste are reduced.

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 utility model discloses an air-cooled water chiller with an impurity removal mechanism, which comprises an air-cooled mechanism and a condenser arranged in the air-cooled mechanism, a water-cooled mechanism is arranged at the bottom of the air-cooled mechanism, a water pump is arranged on one side in the water-cooled mechanism, the air-cooled mechanism comprises an air-cooled box, and the air-cooled box is provided with an air inlet and an air outlet. Connecting hinges are symmetrically installed on the two sides of the top of the water spraying air cooling box, the tops of the two connecting hinges are rotationally connected with an access cover, a motor cover is fixedly installed at the bottom of the air cooling box, an unfolding motor is fixedly installed on one side of the interior of the motor cover, and the output end of the unfolding motor is fixedly connected with a chain wheel transmission assembly. Lifting threaded rods are symmetrically installed on the top of the chain wheel transmission assembly, rapid cooling of cooling fins is achieved through a cooling fan, meanwhile, the cooling fins can take away heat of a condenser, the cooling effect of the water cooler is achieved, and dust and impurities in air can be effectively filtered out by arranging a dustproof net.

The utility model provides a water-cooled cooling-water machine, and relates to the technical field of cooling-water machines. The water-cooled water chiller comprises a box body, a cooling scraping mechanism is arranged in the box body, a filtering mechanism is arranged in the box body, the filtering mechanism comprises a mounting frame and a filtering box, the mounting frame is fixedly mounted on one side of the inner wall of the box body, and the filtering box is slidably connected to the surface of the inner wall of the mounting frame. The water-cooled water chiller solves the problems that an existing water-cooled water chiller is difficult to treat scraped impurities, the impurities still remain in water after the impurities on the surface of a heat pipe are scraped off when the water-cooled water chiller is used, water quality is affected, follow-up application of cooled water is affected, and the water-cooled water chiller is inconvenient to use. The beneficial effects that water can be filtered when the water is discharged out of the device, impurities can be prevented from being discharged out of the device along with the water to influence the water quality and further influence the subsequent use of the cooled water, and the surface of the filter box can be conveniently cleaned or an internal filter material can be conveniently replaced are achieved.

The invention discloses a laser cladding device and a cladding method, and relates to the technical field of laser cladding, the laser cladding device comprises a fence, a six-axis industrial robot is arranged in the middle of the inner side of the fence, and a laser cladding head is fixedly arranged on an end effector of the six-axis industrial robot; an air feeder, a water cooler, a laser and an electrical cabinet are sequentially arranged on the left side of the six-axis industrial robot from back to front, and a nitrogen cylinder, a robot control cabinet and a console are sequentially arranged on the right side of the six-axis industrial robot from back to front; and a workbench is arranged under the laser cladding head, a positioning mechanism is arranged at the top of the workbench, and a base body stored material output mechanism is arranged on the left side of the positioning mechanism. Feeding, discharging, positioning and positioning releasing of the base body can be automatically completed, the automation degree is higher, labor is saved, meanwhile, the time needed by operation is shortened, the overall laser cladding efficiency of the base body is improved, and the laser cladding device can be suitable for industrial laser cladding machining of the same base body in a large scale.

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 utility model discloses a die-casting forming device convenient to take materials, which relates to the technical field of die-casting forming and comprises a bottom plate and a cooling ejection component, a static die holder is fixed at the middle end of the top of the bottom plate through a bolt, and the cooling ejection component is arranged in the static die holder. And the cooling ejection assembly comprises a casting cavity, a water cooling pipe, a three-way valve, a control handle, a water conveying pipe, a cavity, a floating plate, a spring rod and an ejection plate, the casting cavity is formed in the middle end of the top of the static mold base, the spiral water cooling pipe surrounds the periphery of the casting cavity, and the tail end of the water cooling pipe communicates with the three-way valve. According to the die-casting forming device facilitating material taking, the oil cylinder is started to drive the movable die base and the static die base to be oppositely closed, casting liquid is added into the casting cavity through the liquid conveying opening, shaping is completed, and after shaping is completed, the water cooling machine is started to circularly pump a water cooling agent into the spiral water cooling pipe surrounding the periphery of the casting cavity; and the water cooling pipe realizes rapid cooling of the casting in the casting cavity through heat conduction, so that rapid cooling of the casting is realized.

The invention discloses a mining movable cooling and dust removing device and an assembly tool thereof, and relates to the related field of underground operation equipment, the mining movable cooling and dust removing device comprises a pneumatic fan and a tubular water cooler, the pneumatic fan is movably installed on the inner side of one end of the tubular water cooler, and the other end of the tubular water cooler is provided with a vortex tube cooler; a spraying part is installed at the end of the vortex tube refrigerator, a plurality of sets of spray head parts are annularly distributed on the outer side of the spraying part, a moving trolley is installed on the lower portion of the tubular water cooler, and the tubular water cooler and the moving trolley are movably connected through a rotating clamping base. A pressure regulating valve group and a triple piece are respectively mounted at the upper end of the moving trolley and positioned on two sides of the tubular water cooler, the pressure regulating valve group is provided with a water inlet hole, and the triple piece is provided with an air inlet hole; and underground compressed air and static pressure water are used, so that air and water are linked to generate an atomization cooling effect, dangerous factors such as sparks, overheating, explosion and short circuit cannot be generated, and the device is suitable for environments with flammable and explosive substances.

The invention relates to the field of oil-water coolers, and discloses an oil-water cooler, which comprises: a heat exchange core material, which is a graphene aluminum-based composite material; and a heat exchange module with a micro-nano structure is arranged on the surface. The graphene aluminum-based composite material is adopted as a heat exchange core material of the oil-water cooler, so that the heat conduction performance and the overall heat exchange efficiency of the cooler are effectively improved. By optimizing the interface bonding process of the aluminum-based material and the graphene, the graphene is uniformly dispersed in the aluminum matrix, and meanwhile, it is ensured that heat conduction channels in the material are more continuous and dense, so that the thermal resistance loss of the material is remarkably reduced. The equivalent thermal conductivity of the composite material is greatly improved through the high thermal conductivity of graphene, and compared with a traditional aluminum-based material, the heat exchange efficiency is improved by 30% or above. Besides, the mechanical property of the composite material is strictly designed and verified, and the composite material can run for a long time under high-temperature and high-pressure working conditions and is not prone to deformation or fracture, so that the stability and durability of the cooler in a complex industrial environment are guaranteed.

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 utility model discloses a cold plate switching heat dissipation device used in a thermal vacuum test, which comprises a water cooling machine and a thermal vacuum tank body, the inner cavity of the thermal vacuum tank body is fixedly connected with a thermal vacuum box body, the top of the thermal vacuum box body is fixedly connected with a cold plate, the left end of the water cooling machine is fixedly provided with a conveying pipe, and the right end of the water cooling machine is fixedly provided with a water pump. A corrugated pipe is fixedly mounted at the left end of the conveying pipe, a mounting flange is fixedly connected to the right end of the thermal vacuum tank body, and a one-way valve is fixedly mounted at the right end of the mounting flange. Compared with the prior art, the thermal vacuum box body and the thermal vacuum tank body have the advantages that internal liquid can be refrigerated through the arrangement of the water cooler, the effect of conveying water-cooled liquid into the corrugated pipe is achieved through the arrangement of the conveying pipe, the effect of refrigerating and cooling the thermal vacuum box body and the thermal vacuum tank body is achieved through the arrangement of the corrugated pipe and the cold plate, and the service life of the thermal vacuum box body and the thermal vacuum tank body is prolonged. And through the arrangement of the one-way valve and the mounting flange, the effect of turning on and turning off the liquid switch is achieved.

The invention relates to the technical field of automobile production, in particular to a laser welding device and process for an automobile door wrapping edge corner, the welding device comprises hardware equipment and an electric control system, and the electric control system comprises an interaction module, a data processing module, an output module, a detection module, a storage module and an analysis module. The multi-axis manipulator, the laser welding head, the welding part tool and the water cooler are arranged to form the welding device, and various laser welding parameters are optimized to realize automatic laser welding operation of the edge covering corner of the automobile door, so that the problem of insufficient welding or over-welding in the prior art is reduced, the welding qualification rate of products is improved, and the production cost is reduced. The method has an autonomous judgment function, continuously optimizes the reference database in the operation process, and improves the accuracy of autonomous judgment and the operation efficiency.

The quenching assembly line comprises a quenching device, the quenching device is movably arranged above a machining rotary table, the quenching device comprises a quencher and a cooler, the quencher is suitable for moving to a machining station and heating a cam piece on the machining station, the cooler is suitable for moving to the machining station and heating the cam piece on the machining station, and the cooler is suitable for moving to the machining station and heating the cam piece on the machining station. The cam piece on the machining station is cooled; wherein the quencher and the cooler are both of an annular structure, the quencher and the cooler are coaxially connected, the quencher is located above the cooler, the quencher and the cooler are suitable for sequentially passing through the circumferential side of a cam piece on a machining station in a surrounding mode, and a plurality of water outlet holes are formed in the inner circumferential side of the cooler in the axial direction and the circumferential direction of the cooler. The water outlet holes are suitable for discharging water towards the axis direction of the cooler, the upper portion of the inner circumferential side of the cooler is bent towards the axis direction of the cooler, so that the water outlet holes in the upper portion of the inner circumferential side of the cooler discharge water towards the center direction of the cooler, and the machining method has the advantage of being high in machining efficiency.

An SO2 absorption and desorption system and absorption and desorption method. The SO2 absorption and desorption system comprises a water washing tower (1), an absorption tower (2), a regeneration tower (3), a rich liquid pipeline (1003) and a lean liquid pipeline (1004); the water washing tower (1) comprises a first feeding port (101) and a first tower top outlet (102), and the first feeding port (101) is connected to a waste gas feeding pipeline (1001) and a supplementary water pipeline (1002) separately; the absorption tower (2) comprises a second feeding port (201), a first tower top inlet (202) and a second tower bottom outlet (203); the first tower top outlet (102) is connected to the second feeding port (201); the regeneration tower (3) comprises a third feeding port (301), a fourth feeding port (302), a second tower top inlet (303), a third tower bottom outlet (304) and a third tower top outlet (305); the third feeding port (301) is located above the fourth feeding port (302); and the third tower top outlet (305) is connected to the second tower top inlet (303) by means of a water cooler (306) to form a tower top circulation loop (1006). According to the system and the method, the content of sulfur dioxide in an outlet gas can be reduced, the desulfurization efficiency can be further improved, and sulfur dioxide can be further recycled, thereby satisfying the requirements of energy conservation and environmental protection, and improving the absorption effect.

The utility model discloses a euchiloglanis kishinouyei transporting device, and belongs to the technical field of aquaculture. The transportation device for the euchiloglanis kishinouyei comprises a constant-temperature box cover plate covering the top of a constant-temperature box, the constant-temperature box and a cooling-water machine. A vent pipe, a water inlet pipe connector, an oxygen pipe connector and a water outlet pipe connector are arranged at the top of the thermotank cover plate, a cold water input port, a vent port, an oxygen nozzle and a circulating water pump are arranged in the thermotank, an inner cavity of the thermotank is made of thermal insulation materials, and two pipe ports and a water cooler power plug are arranged at the top end of the water cooler. The water chiller circularly supplies cold water and oxygen to ventilate through constant low temperature, the water chiller is connected with the inverter, power supply timely conversion is adopted, the water body temperature and the water body environment suitable for survival of the euchiloglanis kishinouyei are simulated, manual transportation of the euchiloglanis kishinouyei is achieved, and the survival rate of parent transportation and later domestication is increased.

The invention provides a skid-mounted ship high-temperature fresh water cooling device and system, the skid-mounted ship high-temperature fresh water cooling device comprises an outfitting frame and system equipment integrally mounted on the outfitting frame, and a hoisting part is arranged on the outfitting frame. The system equipment at least comprises a fresh water generator, a main engine cylinder sleeve water cooler, a main engine cylinder sleeve water pump, a main engine cylinder sleeve water preheating pump, a main engine cylinder sleeve water preheater, dosing equipment and a system pipeline. The system pipeline is connected with all the system devices and comprises a main inlet and a main outlet, and a first external connector and a second external connector are arranged between the main inlet and the main outlet; the main inlet is used for being connected with a main engine cylinder sleeve outlet, the main outlet is used for being connected with a main engine cylinder sleeve inlet, the first external connector is used for being connected with a high-temperature expansion water tank, and the second external connector is used for being connected with a clean water cabin. Integrated design of ship high-temperature fresh water cooling related equipment is achieved, the ship high-temperature fresh water cooling related equipment can be independently assembled and debugged and integrally hoisted and installed, the on-site workload is reduced, the construction difficulty is lowered, and the efficiency is improved.

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 invention relates to a mass center balanced thermal management system which comprises a compressor and a plurality of functional elements, the compressor is provided with a preset mass center, and the mass center formed by the multiple functional elements is close to or located on the vertical plane of the preset mass center. The mounting positions of the water cooler and the refrigerator which serve as functional elements can be adjusted based on the preset mass center of the compressor, so that the conditions of vibration, abnormal sound and the like caused by mass center deviation in operation of the compressor are reduced under the condition that the water cooler and the refrigerator are directly stressed by the compressor.

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.