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61results about How to "Consistent cooling effect" patented technology

High strength steel plate stamping part thermal forming production automation line

The invention discloses a high strength steel plate stamping part thermal forming production automation line, and aims at solving the problems that an existing device is large in size, high in cost, small in application range and the like. The high strength steel plate stamping part thermal forming production automation line comprises a feeding device, a quick replacing blade axle type heating furnace, a lower piece transportation device, an upper piece transportation device, a high speed pressing machine and a piece fetching device, wherein a water cooling mold is arranged in the high speed pressing machine, the feeding device feeds a work piece into the quick replacing blade axle type heating furnace for achieve high temperature heating on the work piece, the lower piece transportation device fetches the work piece after being heated out of the quick replacing blade axle type heating furnace, the upper piece transportation device is arranged below the lower piece transportation device, and transports the work piece to the high speed pressing machine so as to shape the work piece after grasping the work piece, and the piece fetching device fetches out of the work piece after being shaped under pressure of the high speed pressing machine, and delivers the work piece to a conveying machine for conveying the work piece.
Owner:翟述基

Production process for long-length high-strength and high-conductivity copper-chrome-zirconium alloy contact wire

The invention relates to a production process for a long-length high-strength and high-conductivity copper-chrome-zirconium alloy contact wire. The production process comprises the following process steps that firstly, non-vacuum melting is conducted, specifically, standard cathode copper, standard copper-chrome intermediate alloy and copper-zirconium intermediate alloy are proportionally fed for melting of copper-chrome-zirconium alloy; secondly, upward continuous casting is conducted, specifically, copper-chrome-zirconium alloy continuous cast rod is prepared in an upward continuous casting mode; thirdly, online continuous solution strengthening is conducted; fourthly, rectangular channel continuous extrusion is conducted, specifically, rectangular channel continuous extrusion treatment is carried out to obtain a copper-chrome-zirconium alloy continuous contact wire rod blank; fifthly, aging treatment is conducted; and sixthly, cold-drawing forming is conducted, specifically, the copper-chrome-zirconium alloy continuous contact wire rod blank is subjected to multi-pass cold-drawing to prepare the copper-chrome-zirconium alloy continuous contact wire. Continuous production of the copper-chrome-zirconium alloy contact wire is achieved without being influenced by capacity of a furnace body, the copper-chrome-zirconium alloy contact wire which is in any length and meets the component requirements can be produced, and the future high-speed railway development demand can be met.
Owner:CHINA RAILWAY CONSTR ELECTRIFICATION BUREAU GRP KANG YUAN NEW MATERIALS CO LTD

High-power LED illumination lamp

The problems of an existing high-power LED illumination lamp and chip heat radiation are the technical key point, if the heat radiation is poor, the LED service life is directly influenced, the light failure is accelerated, and the LED lamp service life is shortened, so that the upper portion of an LED lamp is provided with a large aluminum alloy die-casting heat radiation sheet. A high-power LED illumination lamp mainly consists of a heat-conducting piece (10) and an LED lamp (11). A conventional heat radiation technology is overturned, and the super-high temperature difference of a tornado in the meteorology is utilized to produce the rotating and rotating-superimposing effects in the tornado by adopting a man-made method, so that the air flowing speed is greatly accelerated only by giving slight initiative convection flows, good heat radiation effect is achieved, the high-power LED illumination lamp is good in quality and competitive in price, a built-in drive enables replacement of indoor and outdoor illumination lamps to be very simple, easy and convenient like common lamp replacement, the built-in drive and the lamp are alternatively combined through intelligent control, energy is saved, the structure and the LED service life are prolonged, and a method is ingenious, simple and scientific.
Owner:潘忠勋

Container formation storage battery cooling apparatus and cooling operation method

The present invention discloses a container formation storage battery cooling apparatus and a cooling operation method. A purpose of the present invention is to solve the defects of the poor cooling effect and non-uniform cooling effects on different batteries of the existing container formation storage battery cooling water tank. The container formation storage battery cooling apparatus comprises a cooling tank, wherein the bottom surface of the cooling tank is provided with a water inlet hole and a water outlet hole, the water inlet hole is connected with a water inlet pipe, the water outlet hole is connected with a water outlet pipe, the water inlet pipe and the water outlet pipe are respectively provided with a water inlet electromagnetic valve and a water outlet electromagnetic valve, a temperature detection device is arranged in the cooling tank, the bottom of the cooling tank is provided with a plurality of pulse gas blowing holes, each pulse gas blowing hole is connected with a pulse gas blowing pipe, each pulse gas blowing pipe is provided with an electromagnetic pulse control valve, the water inlet electromagnetic valve, the water outlet electromagnetic valve, the temperature detection device and the electromagnetic pulse control valve are electrically connected with a controller. With the cooling apparatus, the battery cooling effect is good, the uniformity of the cooling effect on different batteries in the cooling tank is good, the service life of the storage battery is prolonged, and the product quality is ensured.
Owner:CHAOWEI POWER CO LTD

Anti-wrinkle soft uniform fabric and production process thereof

The invention relates to a production process of anti-wrinkle soft uniform fabric. Firstly, polyester resin and an auxiliary agent thereof are fused, then extruded and pelletized into polyester chips;secondly, the polyester chips are subjected to a spinning process to form fine-denier polyester staple fibers; thirdly, with blended yarn of conventional polyester staple fibers and carded cotton aswarp yarn and blended yarn of fine-denier polyester staple fibers and combed cotton as weft yarn, the fabric is prepared through a siro spinning and weaving process. The production process has the advantages that according to the anti-wrinkle soft uniform fabric, the fitting surface is soft, comfortable and capable of absorbing moisture and discharging sweat, and the problem of poor comfort of traditional uniform fabric is well solved; the front surface of the fabric is clean, flat, full in granular weave, bright, smooth and soft in luster and smooth and cool in hand feel and has good anti-wrinkle performance, so that daily use and finishing of uniforms are more convenient and simpler; the fabric surface has clear weaves, good stiffness, little hairiness and high strength.
Owner:ZHEJIANG LANTIANHAI FAB TECHNOLAGY CO LTD

Permafrost region thermal pipe subgrade parameter designing method based on energy balance theory

The invention discloses a permafrost region thermal pipe subgrade parameter designing method based on the energy balance theory. The method comprises the steps that firstly, a judging threshold value of the heat dissipation amount of thermal pipes is set; secondly, soil melting latent heat is worked out, specifically, the soil melting latent heat of a constructed permafrost region subgrade is worked out; thirdly, the heat dissipation parameter range of the thermal pipes is determined, specifically, the heat dissipation parameter range of the thermal pipes is determined according to combination of the set judging threshold value of the heat dissipation amount of the thermal pipes with the soil melting latent heat; and fourthly, the thermal pipe structural parameter and the arrangement interval are determined, specifically, the thermal pipes are selected according to the determined thermal pipe heat dissipation parameter range, and by combining the structural parameter of the selected thermal pipes, the thermal pipe arrangement interval in the constructed permafrost region subgrade is determined. The method is simple in step, reasonable in design, convenient to implement and good in application effect, and according to the predetermined soil melting latent heat, the thermal pipe structural parameter and the arrangement interval of the permafrost region thermal pipe subgrade are determined based on the energy balance theory.
Owner:CCCC FIRST HIGHWAY CONSULTANTS

Refrigerator and control method thereof

The invention discloses a refrigerator and a control method thereof. The refrigerator includes a refrigerator body, a door body and a refrigerating system, wherein the refrigerating system includes a compressor, a condenser, a switch unit, a refrigerating throttler, a freezing throttler, a refrigerating evaporator, and first and second freezing evaporators, wherein the inlet of the refrigerating throttler is connected with the first outlet of the switch unit; the inlet of the freezing throttler is connected with the second outlet of the switch unit; the inlet of the refrigerating evaporator is connected with the outlet of the refrigerating throttler; the inlet of the first freezing evaporator is connected with the outlet of the refrigerating evaporator; the outlet of the first freezing evaporator is connected with the inlet of the compressor; the inlet of the second freezing evaporator is connected with the outlet of the freezing throttler, and the outlet of the second freezing evaporator is connected with the inlet of the compressor; and both the first and the second freezing evaporators are arranged outside the freezing chamber. According to the embodiment provided by the invention, the refrigerator has the advantages of high refrigerating efficiency, low energy consumption and less frosting amount.
Owner:HEFEI MIDEA REFRIGERATOR CO LTD

Electric vehicle power unit cooling system

The present invention provides an electric vehicle power unit cooling system. The system at least comprises a generator cooling unit, a driving motor cooling unit and a heat radiator, after being connected with a cooling water inlet of the driving motor cooling unit in parallel, a cooling water inlet of the generator cooling unit is connected with a cooling water outlet of the heat radiator through a pipeline, and after being connected with a cooling water outlet of the driving motor cooling unit in parallel, a cooling water outlet of the generator cooling unit is connected with a cooling water inlet of the heat radiator through a pipeline. The connecting mode is equivalent to the mode that the generator cooling unit and the driving motor cooling unit are connected in parallel, and therefore the temperature of water entering the generator cooling unit and the temperature of water entering the driving motor cooling unit are consistent basically, the heat management environment of a generator and the heat management environment of a driving motor can be kept consistent, further, working conditions of the generator and working conditions of the driving motor can be kept consistent, the cooling effect of the generator and the cooling effect of the driving motor can be kept consistent, and the service life of an electric vehicle power unit can be effectively prolonged.
Owner:SAIC MOTOR

Method and device for controlling output quantity of semiconductor temperature control device

The invention provides a method and a device for controlling the output quantity of a semiconductor temperature control device. The method comprises the following steps of: decomposing preset temperature arrival time into a plurality of equal periods; and correcting the given output quantity of the current period based on the actual instantaneous value of the running speed of a previous period andthe given output quantity of the previous period. According to the method and device for controlling the output quantity of the semiconductor temperature control device, the output quantity of the system is controlled according to the temperature rising and falling time, different system characteristics are adapted, the temperature rising and falling time of a heating system and a refrigerating system meets the requirements, and different needed temperature rising and falling time is set corresponding to different temperature intervals; the temperature rising and falling curve of the whole equipment is consistent with the calibration curve of main process equipment.
Owner:BEIJING JINGYI AUTOMATION EQUIP CO LTD

Natural cooling system for calculating capacity of refrigerant pump based on temperature difference and control method of natural cooling system

PendingCN108050719AStable indoor temperature controlSystem operation is safe and reliableCompression machines with non-reversible cycleRefrigeration safety arrangementRefrigerantEvaporator
The invention discloses a natural cooling system for calculating the capacity of a refrigerant pump based on the temperature difference and a control method of the natural cooling system, and relatesto the technical field of refrigeration. The natural cooling system structurally comprises a compressor refrigerating device, a refrigerant pump cooling device, an outdoor ambient temperature sensor,an indoor ambient temperature sensor, an outdoor fan, an indoor fan and a controller. The compressor refrigerating device comprises a compressor, a compressor system evaporator and a compressor systemcondenser which are sequentially connected. The refrigerant pump cooling device comprises the refrigerant pump, a refrigerant pump system evaporator and a refrigerant pump system condenser which aresequentially connected. The compressor, the refrigerant pump, the outdoor ambient temperature sensor, the indoor temperature sensor, the outdoor fan and the indoor fan are electrically connected withthe controller and controlled by the controller, the time of input of the refrigerant pump can be judged more accurately, indoor temperature control is more stable, and running of the system is saferand more reliable.
Owner:GUANGDONG HIWAVE TECH

Method for extending rolled on-line quenching cooling region to cooling bed

InactiveCN101476023ADon't worry about the need for lateral movementConsistent cooling effectControl systemThermal treatment
The invention relating to the branch of material thermal treatment technology discloses a method of extending an after-rolling on-line quenching cooling space to the cooling table.According to the invention, a quenching cooling cover for rolled steel is designed at a reserved space between a finishing mill and a cooling table, a quenching cooling interval length of the cooling table is determined according to the requirements of the velocity of movement of the roll table and the quenching time, the quenching cooling interval of the cooling table is divided into at least one quenching cooling cover of the cooling table, one or more quenching cooling covers of the cooling table are provided between each two roll tables, at the same time that rolled steel moving on the cooling table is stopped, a control system stops the water-spraying of the quenching cooling covers on the cooling table one by one according to a sequence direction opposite to the moving direction of the rolled steel and the moving speed of the rolled steel after precision rolling, therefore, cooling times of all the parts in the length direction of the rolled steels are accordant.According to the invention, problems that a reserved space between a finishing mill and a cooling table is skimpy and the quenching and cooling of each part of the rolled steels on the cooling table is not uniform are both solved.
Owner:SHANGHAI JIAO TONG UNIV

Liquid-cooling plate

The invention discloses a liquid-cooling plate, which comprises a liquid-cooling plate body. The liquid-cooling plate body is provided with a water inflow section and a water outflow section. The water inflow section is provided with a plurality of water inflow channels in parallel and the water outflow section is provided with a plurality of water outflow channels in parallel. A bypass channel isconnected between the water inflow channels and the water outflow channels. The water inflow channels in parallel and the water outflow channels in parallel can reduce voltage loss and flow resistance, and make temperature cooling more uniform. Part of a lower-temperature cooling liquid in the water inflow channels can be drawn into the water outflow channels. The bypass channel can qualitativelyincrease a voltage loss value, can balance the temperature of the cooling liquids in the water inflow channels and the water outflow channels, reduces the temperature difference between the water inflow channels and the water outflow channels, and makes the cooling effect and the cooling temperature of the water inflow channels and the water outflow channels basically the same. The liquid-coolingplate is applied in the technical field of batteries.
Owner:桑顿新能源科技(长沙)有限公司

Temperature sensing component and refrigeration equipment with same

The invention discloses a temperature sensing component and refrigeration equipment with the same. The temperature sensing component comprises a first fixing plate, a second fixing plate, a temperature sensing sleeve and a temperature detector. The first fixing plate and the second fixing plate are connected and orthogonal; the temperature sensing sleeve is arranged at a preset position of the first fixing plate; and the temperature detector is arranged in the temperature sensing sleeve, and a temperature sensing probe of the temperature detector extends out of the temperature sensing sleeve or is adjacent to the end of the temperature sensing sleeve. Using the temperature sensing component can improve food preservation effects and refrigeration effects of the refrigeration equipment and enable uniform refrigeration effects of different refrigeration equipment in batch production of the refrigeration equipment.
Owner:HEFEI HUALING CO LTD

Novel air conditioning system in machine room based on underfloor air distribution and air distribution method thereof

The invention relates to a novel air conditioning system in a machine room based on underfloor air distribution and an air distribution method thereof. A cold / hot water output end of an air source cold / hot water unit is connected with the input end of a water pump. The input end of the water pump is connected with the input end of an electrically operated valve. The output end of the electrically operated valve is connected with the first input end of an air handling unit, and the first output end of the air handling unit is connected with the input end of the air source cold / hot water unit. The second output end of the air handling unit is connected with the air input end of the room through a first pipeline. The air output end of the room is connected with the second input end of the air handling unit through a second pipeline. The third input end of the air handling unit is communicated with atmosphere. An inner air distribution cabinet is placed on an elevated floor. An air distribution opening of an air distribution channel of the inner air distribution cabinet is connected with an air distribution opening of the elevated floor. According to the system, air is directly distributed to nearby computers in layers of the air distribution cabinet, so that high air distribution temperature is allowed, thereby further improving the water supply temperature of the air source cold / hot water unit, improving the energy efficiency ratio and saving the energy source.
Owner:东南大学常州研究院

Internalized storage battery cooling device and cooling operation method

The invention discloses a cooling device for an internal storage battery and a cooling operation method, aiming at solving the problems of poor cooling effect of the existing cooling water tank for the internal storage battery and inconsistent cooling effects for different batteries. The invention comprises a cooling tank, the bottom surface of the cooling tank is provided with a water inlet hole and a water outlet hole, the water inlet hole is connected with a water inlet pipe, the water outlet hole is connected with a water outlet pipe, and the water inlet pipe and the water outlet pipe are respectively provided with a water inlet solenoid valve and a water outlet solenoid valve , the cooling tank is equipped with a temperature detection device, the bottom of the cooling tank is provided with several pulse blowing holes, each pulse blowing hole is connected with a pulse blowing pipe, and each pulse blowing pipe is equipped with an electromagnetic pulse control valve. The water solenoid valve, the water outlet solenoid valve, the temperature detection device and the electromagnetic pulse control valve are all electrically connected with the controller. The cooling device has a good cooling effect on the battery, and the cooling effect on different batteries in the cooling tank is consistent, which prolongs the service life of the battery and ensures the quality of the product.
Owner:CHAOWEI POWER CO LTD

Cooling device for film blowing equipment

ActiveCN108422650ATight press closeAchieve coolingAperture arrayFrost line
The invention discloses a cooling device for film blowing equipment. An air supply inlet facing upwards is arranged right in the center of an air supply base, an annular air flow is supplied to an inner cavity of the air supply base through a flow splitting mechanism, an air supply pipe surrounds the air supply base evenly and is connected with the inner cavity of the air supply base and an annular main air duct, the annular main air duct diverts to the inner side to form a first-level annular air duct and a second-level annular air duct, outlets of the first-level annular air duct and the second-level annular air duct both face upwards and mutually come together, an inlet of the first-level annular air duct is peripherally arranged on an air discharge regulating ring in the form of an inlet aperture array and is mutually communicated with the second-level annular air duct, the air discharge regulating ring only regulates the space of the second-level annular air duct and regulates thevelocity of both the first-level annular air duct and the second-level annular air duct, the air discharge regulating ring is provided with a closing structure for closing the second-level annular air duct, and the annular main air duct directly supplies air to the first-level annular air duct in the closing state. The device improves the cooling stability of a film blank, particularly a primarily extruded viscous-state film blank, and meanwhile, the forming effect of the film blank near to the part of the frost line is improved.
Owner:汕头市众鑫隆机械制造有限公司

Cooling system of high water collection tower

The invention relates to a cooling system of a high-level water collection tower, including a tower core device. The tower core device takes the central axis of the high-level water collection tower as the center of a circle, and is divided into three ring-shaped distribution areas in turn: inner area, middle area and outer area. area, the tower core device includes a packing device and a water collection device; the packing device includes a plurality of packing sheets, and the maximum distance between adjacent packing sheets distributed in the inner area is a1, and is distributed between adjacent packing sheets in the middle area The maximum distance between the packing sheets distributed in the outer area is a2, and the maximum distance between adjacent packing sheets distributed in the outer area is a3, among which, a1﹤a2 or a1﹤a3; the water collecting device includes multiple water collecting inclined plates, distributed in the inner area The length of the sloping plates for collecting water is all L1, the lengths of the sloping plates for collecting water distributed in the central area are all L2, and the lengths of the sloping plates for collecting water distributed in the outer area are all L3, where L1﹤L2 or L1 <L3. The cooling system of the high-level water collection tower can improve the cooling efficiency of the high-level water collection tower and reduce the outlet water temperature of the cooling tower.
Owner:CHINA ENERGY ENG GRP GUANGDONG ELECTRIC POWER DESIGN INST CO LTD

Method for acquiring bainite complex phase tissue with workpieces with different cross section thicknesses

ActiveCN110628995AEnsure the same performanceEnsure requirementsMaterials scienceHeat treated
The invention provides a method for acquiring bainite complex phase tissue with workpieces with different cross sections thicknesses. In the heat treatment method of products with different cross sections in the bainite complex phase tissue, performance requirements for different regions of the cross-sections on different workpieces in the bainite complex phase tissue are different or the performance requirements of different thicknesses for different parts of the same workpiece are the same, an additional protective layer is adopted, when the workpieces are subjected to quenching treatment and tempering treatment, and the same performance or different performance requirements of the workpiece quality can be ensured.
Owner:紫荆浆体管道工程股份公司

Molding device of lost-mold white mold

The present invention discloses a molding device of a lost-mold white mold, and the molding device includes a bracket, a molding fixing plate fixed to the bracket, a fixing mold fixed to the middle ofthe molding fixing plate, and a plurality of vertical upward guide posts arranged on the molding fixing plate, wherein a top plate is fixed to the tops of the guide posts and provided with a silo, aforming moving plate is connected to the guide posts in sliding, a moving mold is fixed to the bottom of the forming moving plate and opposite to the fixing mold; the fixing mold and the moving mold are respectively provided with a separate air chamber in which separate steam inlets and drainage ports for draining water and steam are arranged; the drainage ports are connected to a sealed drainageditch through a pipe; the fixing mold and the moving mold are respectively provided with a spray cooling pipe; the spray cooling pipe is extended into each part of a chamber wall; and a plurality of air plugs are arranged on the chamber wall between the air chambers of the fixing mold and the moving mold and the chamber. The present invention is a technical innovation in the molding field of the lost-mold white mold and solves the problem that the core of the white mold contains water and the molding quality of large and medium-sized complex parts is unstable, and the production cycle is shortened.
Owner:十堰众柴发动机部件制造有限公司

Cooling water channel structure suitable for Pin-Fin power semiconductor module

The present invention provides a cooling water channel structure suitable for a Pin-Fin power semiconductor module. Through an optimized channel design, the cooling water channel structure ensures a consistent cooling effect of a whole power semiconductor module and ensures the whole life of the power semiconductor module. The cooling water channel structure comprises a water channel housing, a liquid inlet chamber, a cooling chamber and a liquid outlet chamber are arranged in parallel in an inner cavity formed by the water channel housing, the liquid inlet chamber and the liquid outlet chamber are respectively arranged at two sides of a long edge of the cooling chamber, part of the lower ends of the Pin-Fin pins at the bottom portion of the power semiconductor module are arranged in the cooling chamber and uniformly arranged, one end of the liquid inlet chamber is provided with an liquid inlet interface, the outer wall of the liquid outlet chamber is provided with a liquid outlet interface, a first guidance area is arranged at a connection area of the liquid inlet interface and the liquid inlet chamber, N blocks of liquid inlet guidance plates are arranged at the back portion of the first guidance area corresponding to the liquid flow direction, the height directions of the liquid inlet guidance plates cover a liquid height area of liquid inlet.
Owner:SUZHOU LVKON NEW ENERGY TECH CO LTD

Pig iron spectral analysis sample centrifugal casting device

The invention discloses a pig iron spectral analysis sample centrifugal casting device which is characterized by being formed by a barrel and a pouring port. The barrel is transversely arranged, the lower end of the pouring port extends into an opening of the barrel, iron liquid sample pouring cavities with different specifications are arranged on the peripheral wall in the middle of the barrel, a cooling liquid spraying pipe is arranged on the outer side of the barrel, the barrel is fixed on a machine frame through a sliding sleeve, and a gear is arranged at the end of the barrel and is meshed with a driving gear of a motor. When the motor starts, the motor can drive the barrel to rotate, the cooling liquid spraying pipe is opened, simultaneously sampled iron liquid is poured into the barrel through the pouring port, the sampled iron liquid is poured into the iron liquid sample pouring cavities under the effect of centrifugal force, and therefore centrifugal sample casting and spraying for cooling are performed simultaneously. The pig iron spectral analysis sample centrifugal casting device can perform fast cooling during sample casting, improve the cooling speed, ensure the quality of white structures and produce multiple white structures in one time so as to meet requirements of cast products.
Owner:LAIWU IRON & STEEL GRP

Combined cavity blow molding die

The invention relates to the technical field of blow molding, in particular to a combined cavity blow molding die. The combined cavity blow molding die comprises mutually independent cavity modules, mutually independent cooling modules and die bottom plates. The cooling modules are mounted on the die bottom plates, the cavity modules are mounted on the cooling modules, and the cavity modules, thecooling modules and the die bottom plates are all disposed in pairs. The combined cavity blow molding die is provided with the mutually independent cavity modules, and has the advantages of flexible configuration, good cooling effect, good production efficiency and good product quality.
Owner:HANGZHOU HESHENG PLASTIC PROD CO LTD

Buffer distribution box, dual-motor cooling system and electric automobile

The invention discloses a buffer distribution box, a dual-motor cooling system and an electric automobile, and relates to the technical field of automobile motor cooling. The buffer distribution box comprises a box body and three water inlets and outlets, and the three water inlets and outlets are all communicated with the interior of the box body. The double-motor cooling system comprises a heatdissipation water tank and the buffer distribution box, and the heat dissipation water tank, the buffer distribution box and the two motors are connected in series through pipelines to form a coolingloop. According to the buffer distribution box, the cooling water is buffered through the arrangement of the box body, and it can be guaranteed that the amount of water flowing into the two motors from the heat dissipation water tank is kept equal. When the buffer distribution box is applied to the dual-motor cooling system, it can be guaranteed that the two motors obtain the consistent cooling effect. Compared with a complex three-way valve, the buffer distribution box is low in manufacturing and maintenance cost and high in reliability.
Owner:湖南行必达网联科技有限公司

Cooling system of high water collecting tower

The invention relates to a cooling system of a high water collecting tower. The cooling system comprises a tower core device. The tower core device is sequentially outwards divided into three annular distribution areas, namely, the inner area, the middle area and the outer area, with the center axis of the high water collecting tower as a circle center. The tower core device comprises a filler device and a water collecting device. The filler device comprises a plurality of filler pieces. The maximum distance between the adjacent filler pieces distributed in the inner area is a1, the maximum distance between the adjacent filler pieces distributed in the middle area is a2, the maximum distance between the adjacent filler pieces distributed in the outer area is a3, and a1<a2, or a1<a3. The water collecting device comprises a plurality of water collecting inclined plates. The length of the water collecting inclined plates distributed in the inner area is L1, the length of the water collecting inclined plates distributed in the middle area is L2, the length of the water collecting inclined plates distributed in the outer area is L3, L1<L2, or L1<L3. According to the cooling system of the high water collecting tower, the cooling efficiency of the high water collecting tower can be improved, and the output water temperature of a cooling tower can be lowered.
Owner:CHINA ENERGY ENG GRP GUANGDONG ELECTRIC POWER DESIGN INST CO LTD

Battery pack cooling system and vehicle

The invention relates to the technical field of automobile batteries, and particularly to a battery pack cooling system and a vehicle. The system comprises a plurality of battery packs, an input device and an output device; the battery packs comprise battery packs and cooling assemblies, the battery packs in the plurality of battery packs are stacked in sequence, the cooling assemblies in the plurality of battery packs are mutually independent, and the cooling assemblies are used for ensuring that the battery packs are independently cooled; and one end of the cooling assembly is connected withthe input device, the other end of the cooling assembly is connected with the output device to form a cooling path, the input device is used for inputting a cooling substance into the cooling assembly, and the output device is used for discharging the cooling substance from the cooling assembly. The cooling effect of each battery pack can be ensured to be consistent, the cooling effect is ensuredand improved, the structure is simple, and the occupied space and the cost are reduced.
Owner:VIRIDI E MOBILITY TECH NINGBO CO LTD +1

Water spraying and cooling system for bearing test of free high-temperature compression member

The invention relates to a water spraying and cooling system for a bearing test of a free high-temperature compression member. The water spraying and cooling system comprises metal supports arranged at the periphery of the compression member, wherein a lower fastening ring is arranged on the metal supports; the compression member is arranged at the central position of the lower fastening ring; the ring surface of the lower fastening ring is horizontal, and a plurality of free rocker arm assemblies are arranged on the ring surface at intervals; cooling water spraying nozzles are arranged at the overhanging ends of the free rocker arm assemblies; the spaces between water spraying heads of the cooling water spraying nozzles and the compression member are adjustable; and the cooling water spraying nozzles point to the center of the ring surface of the lower fastening ring and are obliquely arranged upwards. The water spraying and cooling system disclosed by the invention can be used for cooling a high-temperature cylindrical compression member and a high-temperature square compression member; cooling water uniformly distributes along the vertical wall surface, and the cooling effect is better; relative positions between the cooling water spraying nozzles and the compression member are controlled by using the free rocker arm assemblies, and the simplicity and the flexibility in operation are realized; the aim of meeting technical requirements of a cooling process test of the high-temperature square compression member is achieved; and in addition, the water spraying and cooling system has the advantages of simple structure, small size and convenience in disassembly and assembly.
Owner:SANHE TONGFEI REFRIGERATION

Extrusion die for producing four-hole plate

The invention relates to the technical field of production equipment, in particular to an extrusion die for producing a four-hole plate. The extrusion die comprises a die body. The left side of the die body is connected with a transition plate. The left side of the transition plate is connected with a rear support plate. The left side of the rear support plate is connected with a front support plate. According to the extrusion die for producing the four-hole plate, a heat conduction barrel with a cooling water flow groove is fixed to the inner wall of an extrusion runner, and therefore the cooling performance of the interior of the extrusion runner is more consistent, and the temperature is more uniform and controllable. A small water passing core bar on the left side of a main core bar is utilized for cooling the whole main core bar and a diversion cone, the sizing efficiency is greatly improved, the work time is shortened, and the product quality is improved.
Owner:HUANGSHI GAOKE PLASTIC MOLD

Welding device for large weak-rigidity thin-wall component of nuclear reactor coolant pump

The invention relates to a welding device for a large weak-rigidity thin-wall component of a nuclear reactor coolant pump. A lathe bed workbench (2) is arranged at the upper part of a rigid lathe bed (1), a cross beam (4) is fixed on the lathe bed workbench through a stand column (3), a track (16) is arranged on the cross beam (4) and is of a rack structure, a gear of a walking trolley (5) is meshed with a rack, a laser head (6) and a wire feeding assembly (7) are assembled on the walking trolley (5) through bolts, a welding seam tracker (8) is assembled on the laser head (6) through an L-shaped support (17), a mandrel (9) is assembled on the rigid lathe bed (1) through bolts, and a movable trolley (10) is located below the mandrel (9). By means of the device provided by the invention, manpower input can be reduced, human errors are avoided, and the welding quality problem easily caused by manual operation is avoided; and at present, the device is put into the product manufacturing process, the use process is good, the income effect is remarkable, and the manufacturing quality of large weak-rigidity thin-wall components is effectively guaranteed while the operation difficulty is reduced.
Owner:HARBIN ELECTRIC POWER EQUIP

Heat-treatment furnace multi-head cooling device

The invention discloses a heat-treatment furnace multi-head cooling device, which includes a water storage device and a multi-branch pipeline, wherein the water storage device is connected with the multi-branch pipeline; the multi-branch pipeline is connected with furnace pipes; and water valves are arranged on the multi-branch pipeline. On the multi-tube characteristic, the multi-head cooling device with a plurality of cooling water sources, provided by the invention, is provided for a heat-treatment furnace cooling water trough, and can guarantee the same cooling effect of furnace tubes; no difference exists in the heat treatment effect; and the heat-treatment furnace multi-head cooling device plays a key role in stabilizing the product quality.
Owner:大连环新新材料科技有限公司
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