31results about How to "Implement loop operation" patented technology

The invention relates to a laser hole-cutting device for a wall-flow type honeycomb ceramic filter core and a using method thereof, which are used for a precedent process, namely, laser hole-cutting, for preparing a honeycomb ceramic filter core plugging hole for a diesel engine particle catcher. The laser hole-cutting device mainly comprises a laser system, an image recognition system, a rotating disc, an electric control system, a software system, and the like; wherein a plurality of ceramic filter cores are simultaneously placed on a work bench and sequentially arranged in a laser hole-cutting work area through the rotation of the work bench. The using method comprises the following steps of: carrying out coarse positioning on a workpiece by using a clamp when a hole cutting machine works, then carrying out fine positioning by adopting the image recognition system, capturing precise positions of all holes as well as shapes and areas of the holes, rapidly analyzing data by using the electric control system and the software system, judging the hole positions that needs to be cut, and carrying out high-precision laser hole-cutting. The laser hole-cutting device is convenient to replace the ceramic filter cores, thereby being capable of realizing the automation and the continuity of the laser hole-cutting.

The invention discloses an efficient polisher for the flat surface of a machine part. The efficient polisher comprises a workbench, a groove is formed in the lower end of the workbench, a plurality of telescopic devices are arranged in the groove, a movable plate is arranged at the lower ends of the telescopic devices, and universal wheels are arranged on the lower side of the movable plate; the upper side of the workbench is provided with a hood, a sliding rail is arranged at the upper end inside the hood and provided with a first hydraulic air cylinder, and the left side of the sliding rail is provided with a second hydraulic air cylinder; two carrying platforms are arranged on the upper side of the workbench in a bilateral symmetry mode, a fixed baffle is arranged at the inner end of the upper side of each carrying platform, a plurality of movable baffles are arranged on the upper side of each carrying platform, a sliding block is arranged at the lower end of each movable baffle, a cavity is formed in each carrying platform, a sliding groove is formed in the upper side of each cavity, the sliding blocks penetrate through the corresponding sliding grooves to be arranged in the corresponding cavities, and a threaded rod is arranged in each cavity and is in threaded connection with the corresponding sliding block. The efficient polisher is simple and stable in structure, convenient to use and move and high in polishing efficiency.

The invention discloses an online soil detection device and method. The device comprises a vehicle body, a remote controller and a control system, wherein a driving mechanism, a camera shooting acquisition system and a detection mechanism are arranged on the vehicle body; the driving mechanism and the camera shooting acquisition system are used for driving the vehicle body to a designated detection area; the detection mechanism comprises a detection hole formed in the vehicle body, the detection hole contains a soil acidity and alkalinity probe, the soil acidity and alkalinity probe is connected with the vehicle body through a height adjusting mechanism, a soil pre-cleaning mechanism is arranged at the bottom of the vehicle body, and a soil acidity and alkalinity probe cleaning mechanism is further arranged on the vehicle body. The invention has the advantages of being high in efficiency, convenient to operate and accurate in result.

The invention provides a full-automatic rivet pressing robot. The robot comprises a rotary disc module, a riveting head feeding module, a rivet pressing module, a discharging module and a rack module,wherein the rotary disc module is used for clamping and fixing a handle of workpiece and moving the handle of the workpiece to different working positions; the riveting head feeding module is used for carrying out feeding operation on a riveting head; the rivet pressing module is used for pressing and riveting the riveting head on the handle of the workpiece; the discharging module is used for carrying out discharging operation on the workpiece subjected to riveting forming; and the rack module is used for fixing the rotary disc module, the riveting head feeding module, the rivet pressing module and the discharging module. According to the robot, automatic production is achieved, labor cost is reduced, and working efficiency and product yield are improved.

The invention provides a method for preparing allyl alcohol through selective hydrogenation of propargyl alcohol. According to existing methods for synthesis of allyl alcohol through hydrogenation of propargyl alcohol, an immobilized heterogeneous catalysis system is adopted mostly, and high conversion rate, high selectivity and low leftover rate are hard to realize at the same time. The method is characterized in that the weaknesses of an immobilized catalyst are avoided, and VIII-group water-soluble metal salt and a water-soluble ligand are adopted for complexing to form a complex catalyst so as to achieve water-organic biphasic hydrogenation reaction. The method comprises the steps of material charging, nitrogen and hydrogen replacement, and hydrogenation reaction. During material charging, 0.1-5 parts of water and 0.005-0.1 part of catalyst are added to a kettle, and then 1 part of propargyl alcohol is added. The conversion rate of propargyl alcohol is 99.9-99.99%, gas phase selectivity is high, and yield is high; the catalyst is evenly and stably dispersed, unit consumption is low, recycling can be conducted for more than 30 times, the catalyst, the product and a catalytic system are easy to separate, operation is easy, and the method is suitable for industrial production.

The invention relates to a production method for continuously producing high-elasticity marinated eggs.The method comprises the following specific steps of sending selected bird eggs to a hot water tank with the temperature ranging from 85 DEG C to 100 DEG C though a conveying belt, conducting pre-boiling for 7-15 minutes, and after the eggs are cooked thoroughly, removing shells of the thoroughly-cooked eggs through an automatic shell removal machine; conveying the bird eggs with the shells removed to a continuous high pressure marinating device through a conveying belt for high pressure marinating; then discharging the marinated eggs, and placing the thoroughly marinated eggs in a microwave drying tunnel with the pressure reduced to minus 0.005-minus 0.03 MPa for drying; placing the dried marinated eggs in a packaging machine for package; conveying the packaged marinated eggs to a continuous high pressure sterilization device through a conveying belt; placing the sterilized marinated eggs with packages in an air-blowing drying tunnel for drying, so that after drying is completed, high-elasticity marinated egg finished products are obtained.By means of the production method, production efficiency is greatly improved, feed liquid can be recycled, no environment pollution is caused, the method is green and environmentally friendly, continuous operation can be conducted, the production cycle is short, and the method is suitable for flow line production operation in a factory.

The invention discloses a liquid cooling apparatus with an automatic heat dissipation function. The liquid cooling apparatus comprises an apparatus to be heat dissipated, a heat exchanging apparatus mounted on the apparatus to be heat dissipated, a heat dissipation apparatus, a pump, a first liquid storage tank and a plurality of communicating pipes, wherein the communicating pipes comprise a first communicating pipe, a second communicating pipe, a third communicating pipe, a fourth communicating pipe, a fifth communicating pipe and a sixth communicating pipe. The first liquid storage tank iscommunicated with the pump and the heat dissipation apparatus through the first communicating pipe and the fourth communicating pipe respectively, the heat exchanging apparatus is communicated with the pump and the heat dissipation apparatus through the second communicating pipe and the third communicating pipe respectively. A second liquid storage tank is further arranged in the liquid cooling apparatus, and the heat exchanging apparatus is communicated with the second liquid storage tank through the fifth communicating pipe and the sixth communicating pipe respectively. According to the liquid cooling apparatus with the automatic heat dissipation function, it is simple in structure and convenient to operate, the heat dissipation apparatus and the heat exchanging apparatus are designed creatively, so that cooling efficiency of the liquid cooling apparatus is greatly improved, cooling capacity of the liquid cooling apparatus is enhanced, and the liquid cooling apparatus is effective and practical.

The invention discloses an automatic defoaming multifunctional rectifying tower device, and the device comprises a tower kettle, a metering tank, a filter, a raw material storage tank, a defoaming device, a tower body, a vacuum system, a heating system and a condensing and cooling system, wherein the lower part of the defoaming device is connected with the upper part of the tower kettle, and the upper part of the defoaming device is connected with the lower part of the tower body; the raw material storage tank, the filter and the metering tank are connected in series through pipelines and thenare connected with a feeding hole of the tower kettle, the condensation cooling system is mounted at the top of the tower body, and the top of the tower body is connected with the vacuum system through a pipeline. The method solves the problem of severe flooding caused by excessive foams in vacuum rectification, can be used for component separation of various aromatic oils or separation of multiple components in one aromatic oil, realizes continuous operation of vacuum rectification, does not need to cool the rectification tower and release vacuum after rectification is finished, and is suitable for large-scale production. The vacuum of the residual liquid tank is controlled to be lower than that of the tower kettle by the vacuum pump, and kettle residues are discharged into the residualliquid tank, so cyclic operation of procedures of feeding, rectifying, discharging and the like is realized.

The invention discloses a method and a device for realizing load balancing. The method includes the following steps: receiving a domain name resolution request, and determining whether a pre-created shared state bit is a state in which there is a process implementing domain name resolution; if the pre-created shared state bit is not a state in which there is a process implementing domain name resolution, modifying the shared state bit to a state in which there is a process implementing domain name resolution, and carrying out domain name resolution on the received domain name resolution request; if the pre-created shared state bit is a state in which there is a process implementing domain name resolution, waiting until determining that the pre-created shared state bit is a state in which there is no process implementing domain name resolution, modifying the shared state bit to a state in which there is a process implementing domain name resolution, and carrying out domain name resolution on the received domain name resolution request; and at the end of domain name resolution, making the shared state bit restored to a state in which there is no process implementing domain name resolution. According to the technical scheme, through restraining the state of the shared state bit, there is only one domain name resolution carried out at the same time, and domain name resolution can be implemented according to a preset load balancing strategy in order to achieve load balancing.

The invention discloses a chloride ion removal and dechlorination slag regeneration dechlorination agent integrated production line and method, the production line comprises a chloride ion removal system, a dechlorination slag regeneration system and a tail gas purification system, the dechlorination slag regeneration system comprises a dechlorination slag regeneration furnace, a hot blast stove, a regenerated catalyst container, a pH regulator container and a medicament adding pipe, one side of the chlorine slag removal regeneration furnace is provided with a furnace door through which a chlorine slag removal material boat enters and exits, the regenerated catalyst container and the pH regulator container are respectively converged and communicated with one end of a medicament adding pipe through a regenerated catalyst adding branch pipe and a pH regulator adding branch pipe, and the other end of the medicament adding pipe extends into the chlorine slag removal regeneration furnace; a regenerated catalyst adding valve and a pH regulator adding valve are respectively arranged on the regenerated catalyst adding branch pipe and the pH regulator adding branch pipe; and the chlorine slag removal regeneration furnace is communicated with a tail gas purification system through a tail gas exhaust pipe. The method has the advantages of simple process, low cost and small wastewater amount.

The invention discloses an automatic shakeout detection device for aluminum profiles. The device comprises a database, a data processing module, a PLC (programmable logic controller), an industrial camera, a resistance measuring module, a weighing module, a shakeout module, a recovery module and a detection platform, wherein the data processing module is connected with the database, the PLC and the industrial camera; the PLC is connected with the resistance measuring module and the weighing module; and the PLC is connected with a control end of the shakeout module and a control end of the recovery module, and a discharge port of the recovery module is connected with a feed port of the shakeout module. According to the automatic shakeout detection device, automatic shakeout detection is realized by combining the data processing module with the PLC, the detection result is monitored in real time by the industrial camera and the resistance measuring module, and meanwhile, the cyclic operation of shakeout, weighing and recovery is realized; besides, corresponding detection data stored in the database can be used for subsequent analysis. The automatic shakeout detection device for the aluminum profiles can be widely applied to the industrial field.

The invention discloses an automotive part automatic turnover sand blasting device. The automotive part automatic turnover sand blasting device structurally comprises a sand blasting machine body, a recovery hopper, supporting legs, a raw material box, a part inlet, a part output device, an intermittent type self-sand-removal turnover device, a visible window, an electric control cabinet and a waste gas treatment device. The sand blasting machine body is of a rectangular structure. The recovery hopper is arranged at the bottom of the sand blasting machine body and is of an integrally formed structure. The supporting legs are arranged at the four ends of the bottom of the sand blasting machine body. The raw material box is arranged behind the sand blasting machine body. By the adoption of the automotive part automatic turnover sand blasting device, clamping plates are timely cleaned by the arranged intermittent type self-sand-removal turnover device after the sand blasting machining ofeach automotive part is accomplished, and the orderly cyclic operation of sand blasting, turnover, part discharging and self cleaning is achieved. In addition, as the purpose that the double sides aresubjected to uniform sand blasting is achieved, the phenomena that due to the facts that after the clamping plates are subjected to sand blasting along with the automotive parts, the clamping platesare not timely cleaned, and the accumulation of sand materials happens, the mass of the sand materials is increased, and the turnover capacity of the clamping plates is affected are avoided, and the stable clamping operation of the clamping plates is guaranteed.

The invention discloses a highly efficient grinding device for processing home appliance parts. The device comprises a workbench, a machine hood is arranged on the upper side of the workbench, a sliding rail is arranged at the upper end of the interior of the machine hood and provided with a first hydraulic cylinder, a second hydraulic cylinder is arranged on the left side of the sliding rail, a mounting plate is arranged at the lower end of the first hydraulic cylinder, and a motor is installed on the lower side of the mounting plate. The output end of the motor is connected with a grinding disc, two placing tables are symmetrically arranged on the upper side of the workbench in left and right directions, fixing baffles are arranged at the inner ends of the upper sides of the placing tables, a plurality of movable baffles are arranged on the upper sides of the placing tables, sliding blocks are arranged at the lower ends of the movable baffles, and cavities are formed in the placing tables. Sliding grooves are formed in the upper sides of the cavities, the sliding blocks penetrate through the sliding grooves and are arranged in the cavities, the cavities are further internally provided with threaded rods, the threaded rods are in threaded connection with the sliding blocks, a supporting platform is arranged on the lower side of the workbench, and damping bases are arranged onthe lower side of the supporting platform. The device is simple in structure, convenient to use, good in damping effect, convenient to move and high in grinding efficiency.

The invention discloses an automotive part automatic turnover sand blasting device. The automotive part automatic turnover sand blasting device structurally comprises a sand blasting machine body, a recovery hopper, supporting legs, a raw material box, a part inlet, a part output device, an intermittent type self-sand-removal turnover device, a visible window, an electric control cabinet and a waste gas treatment device. The sand blasting machine body is of a rectangular structure. The recovery hopper is arranged at the bottom of the sand blasting machine body and is of an integrally formed structure. The supporting legs are arranged at the four ends of the bottom of the sand blasting machine body. The raw material box is arranged behind the sand blasting machine body. By the adoption of the automotive part automatic turnover sand blasting device, clamping plates are timely cleaned by the arranged intermittent type self-sand-removal turnover device after the sand blasting machining ofeach automotive part is accomplished, and the orderly cyclic operation of sand blasting, turnover, part discharging and self cleaning is achieved. In addition, as the purpose that the double sides aresubjected to uniform sand blasting is achieved, the phenomena that due to the facts that after the clamping plates are subjected to sand blasting along with the automotive parts, the clamping platesare not timely cleaned, and the accumulation of sand materials happens, the mass of the sand materials is increased, and the turnover capacity of the clamping plates is affected are avoided, and the stable clamping operation of the clamping plates is guaranteed.

The invention provides a full-automatic liquid crystal suction cup mechanical device which comprises a material moving mechanism and a plate moving mechanism, the material moving mechanism comprises a fixing frame, a suction cup mechanical arm and a first liquid crystal suction cup, the suction cup mechanical arm is movably connected with the fixing frame, and the first liquid crystal suction cup is connected with the suction cup mechanical arm; the plate moving mechanism comprises a rotating mechanism, a supporting mechanism, a lifting mechanism and a feeding mechanism, a first end of the supporting mechanism is fixedly connected with the rotating mechanism, the lifting mechanism is movably connected with the supporting mechanism, the feeding mechanism is fixedly connected with the lifting mechanism, and a second end of the supporting mechanism is movably connected with the feeding mechanism. The feeding mechanism comprises a first motor, a ball screw and a second liquid crystal suction cup, the first motor is rotatably connected with the ball screw, and the second liquid crystal suction cup is connected with an output shaft of the first motor. The material taking and packaging device is simple in structure, convenient to operate and capable of achieving cyclic operation of material taking and packaging, cost is reduced, and production efficiency is improved.

The invention provides an experimental device for a hydrological axial flow pump. The experimental device for the hydrological axial flow pump comprises a workbench and a solenoid valve. The left sideof the top end face of the workbench is fixedly provided with a circulating water tank. The left side, adjacent to an edge position, of the top end face of the workbench is fixedly provided with a control device, and the control device comprises a microcontroller and a touch-type display. The other end of a first transmitting pipe is fixedly communicated with the rear side part of the right end face of the circulating water tank, and the position, adjacent to the connecting end with the circulating water tank, on the first transmitting pipe is provided with a group of electric control valveselectrically connected with the control device. The experimental device for the hydrological axial flow pump is capable of, through the related devices, realizing the systemic circulating operation ofwater flow, and through installing a single-end heating tube and a semiconductor cooler, adjusting the temperature of a transmitted medium, through observing an installed turbine flowmeter, testing whether the transmission efficiency of the hydrological axial flow pump is affected while the different temperatures of the mediums are transmitted.

The invention provides a viscosity reduction and solid removal integrated device for catalytic cracking oil slurry. The viscosity reduction and solid removal integrated device can effectively carry out viscosity reduction and solid removal treatment on the catalytic cracking oil slurry. The viscosity reduction and solid removal integrated device comprises an ultrasonic viscosity reduction tank, electrostatic separation tanks, a constant-temperature water bath tank and an oil storage tank; the constant-temperature water bath tank is arranged above the oil storage tank through a supporting frame, the ultrasonic viscosity reduction tank is arranged above the constant-temperature water bath tank through a supporting frame, and the electrostatic separation tanks are mounted in the constant-temperature water bath tank; the ultrasonic viscosity reduction tank is communicated with the electrostatic separation tanks through hoses, the electrostatic separation tanks are communicated with the oil storage tank through hoses, and the oil storage tank is fixedly mounted through a leg type base; and the plurality of electrostatic separation tanks are arranged in the constant-temperature water bath tank, and the upper surface and the tank bottom surface of the separation tank end cover of each electrostatic separation tank are higher than the upper surface and the lower surface of the constant-temperature water bath tank.

The invention provides a washing machine. A water storage cavity can be formed through a first inner barrel and a second inner barrel, and at the moment, sewage formed after clothes are washed in the first inner barrel enters the water storage cavity through a water outlet valve. A first flow guide plate is obliquely arranged in the water storage cavity, a sewage cavity can be formed above the first flow guide plate, the sewage flows into a filtering cavity under the guidance of the first flow guide plate, and the sewage is filtered in the filtering cavity. After the filtering cavity completes sewage purification operation, formed purified water flows out of the filtering cavity and then further flows into a water purification cavity, and due to the fact that a water inlet valve is arranged in the water purification cavity, the purified water flows back into the first inner cylinder again through the water inlet valve, and circulation and purification of the sewage are completed. According to the washing machine, meanwhile, through an existing impeller structure, circulation of water in the first inner cylinder can be achieved, energy consumption can be effectively reduced, and therefore the energy consumption is effectively reduced.

The invention discloses a method and device for realizing load balancing, wherein the method includes: receiving a domain name resolution request, judging whether the pre-created shared status bit is in the status of an existing process and performing domain name resolution; if not, modifying the shared status bit It is the state that the domain name resolution is being performed by the existing process, and the domain name resolution is performed on the received domain name resolution request; if it is, wait until it is determined that the shared status bit is the state that the non-existing process is performing domain name resolution, and then modify the shared status bit to exist. In the state of domain name resolution, the domain name resolution is performed on the received domain name resolution request; after the domain name resolution is completed, the control sharing status bit returns to the state that no process is in progress of domain name resolution. The above technical solution ensures that only one domain name resolution is in progress at the same time through the state constraint of the shared status bits, so that the domain name resolution can be executed according to a preset load balancing strategy to achieve load balancing.

The invention discloses an open-type lithium bromide unit for synchronous cooling and heating. The technical scheme is that the open-type lithium bromide unit for synchronous cooling and heating includes a lithium bromide solution circulation unit for cooling, and the lithium bromide solution circulation unit includes a low-pressure flash device for low-pressure evaporation of the lithium bromidesolution, a liquid storage device for storing the lithium bromide solution, and a generation pump for transferring the lithium bromide solution in the liquid storage device to a flash tank and furtherincludes high-pressure steam conversion unit for converting steam condensate into high-pressure steam, an injection assembly which communicates with a lithium bromide storage tank and the high-pressure steam conversion unit and is used for accessing the high-pressure steam to inject the low-pressure steam in a flash tank, the high-pressure steam conversed by the high-pressure steam conversion unit is accessed to the injection assembly to inject the evaporated low-pressure steam by using the injection assembly, meanwhile the continuous low-pressure state in the flash tank is achieved, and theopen-type operation of the lithium bromide unit is completed without the high tightness of the traditional lithium bromide unit.

The invention provides an aging vehicle conveying line and belongs to the technical field of testing. The aging vehicle conveying line solves the problem that more manpower resources need to be consumed when an aging test is carried out on a charger in the prior art. The aging vehicle conveying line comprises a rack and a workbench. The workbench is provided with a conveying mechanism. The conveying mechanism comprises a first driving rolling wheel, a first driven rolling wheel and a first conveying belt, wherein an aging line is fixed to the first conveying belt, conductive carbon brushes are fixed to the aging line, and tooling plates are arranged on the conductive carbon brushes. The workbench is provided with a swing mechanism. The swing mechanism comprises a second driving wheel, a second driven wheel and a second conveying belt. A first transfer mechanism is arranged at the feed end of the first conveying belt and the discharge end of the second conveying belt. A second transfer mechanism is arranged at the discharge end of the first conveying belt and the feed end of the second conveying belt. A control system is arranged on the rack. The aging vehicle conveying line has the advantages that an aging vehicle can be more efficiently tested by being powered on and cyclic operation can be conducted in the conveying process.

The invention discloses an automatic defoaming multifunctional rectification tower device, which includes a tower kettle, a metering tank, a filter, a raw material storage tank, a defoaming device, a tower body, a vacuum system, a heating system, and a condensation cooling system. The lower part of the foaming device is connected to the upper part of the tower kettle, the upper part of the defoaming device is connected to the lower part of the tower body, the raw material storage tank, filter and metering tank are connected to the feed port of the tower kettle after being connected in series through pipelines, and the condensation cooling system It is installed on the top of the tower body, and the top of the tower body is connected to the vacuum system through pipelines. The invention solves the problem of severe flooding caused by too much foam in vacuum rectification, and can be used for component separation of various aromatic oils or multiple components in one aromatic oil, and realizes continuous operation of vacuum rectification , after the rectification is completed, there is no need to cool down the rectification tower and release its vacuum, but use a vacuum pump to control the vacuum of the raffinate tank to be lower than the vacuum of the tower kettle, and discharge the still residue into the raffinate tank to realize feeding, rectification, and discharge Circular operation of other processes.

The invention discloses a sanitary-napkin-based spiral sliding filtrate-degradable green bleaching device. The sanitary-napkin-based spiral sliding filtrate-degradable green bleaching device has a structure which comprises a spiral sliding cylinder groove, a line pipe column-connecting end, a heat dissipation disc groove, a main control panel, a power distribution box, a motor and a base support.According to the invention, the spiral sliding cylinder groove is matched with the main control panel to form groove surface arc-shaped rotary water mist coverage, and a cushion adsorption clamping effect is formed; through cooperative friction of hair needles and a brush body, water pressure lifting spiral scouring of the whole sanitary napkin film surface of a cotton cushion is achieved; extensibility of arc bending tension on a sanitary napkin is also improved; water-absorbing cotton threads expand and shrink by water compression; gaps are enlarged to allow a bleaching liquid to permeate; the fluid pushing effect of an inner-layer cleaning brush is improved; the spirally falling sanitary napkin forms a stamped and expanded externally-expanded cotton cushion effect; elastic detection andwater absorption properties of the sanitary napkin are improved; backflowing backwashing of the bleaching liquid is guaranteed; operations of green bleaching and sterile maintenance of the sanitary napkin are improved; and a mechanical structure is applied to achieve a water column vortex cleaning effect.

The present invention relates to a script engine system of a mobile terminal automation test and a testing method, and belongs to the technical field of mobile Internet network security. The system comprises a script parser, a conventional operation engine, a data operation engine, a page identification engine, an object analysis engine, a character input engine, a scheduler and and execution engine. According to the system and the method provided by the present invention, applications of a mobile terminal can be operated precisely by means of a current script engine, so as to accurately execute testing examples and improve precision of testing effects of a testing platform.

The invention discloses a wood block fixing frame set of a wood block bonding device. The wood block fixing frame set comprises a mounting assembly and wood block fixing frames arranged on the mounting assembly; the mounting assembly comprises fixing strips arranged between transmission chains on the two sides, a plurality of mounting seats are arranged between the fixing strips, and the wood block fixing frames are fixed on the mounting seats; and the wood block fixing frames comprise frame bodies, and wood block placing strips and wood block fastening structures are arranged in the frame bodies. The wood block fixing frame set has the beneficial effects that the circulation operation of assembling, rotating and air-drying for wood block bonding can be realized, large-batch production canbe carried out at the same time, and the efficiency can be high.

The invention provides a method for preparing allyl alcohol through selective hydrogenation of propargyl alcohol. According to existing methods for synthesis of allyl alcohol through hydrogenation of propargyl alcohol, an immobilized heterogeneous catalysis system is adopted mostly, and high conversion rate, high selectivity and low leftover rate are hard to realize at the same time. The method is characterized in that the weaknesses of an immobilized catalyst are avoided, and VIII-group water-soluble metal salt and a water-soluble ligand are adopted for complexing to form a complex catalyst so as to achieve water-organic biphasic hydrogenation reaction. The method comprises the steps of material charging, nitrogen and hydrogen replacement, and hydrogenation reaction. During material charging, 0.1-5 parts of water and 0.005-0.1 part of catalyst are added to a kettle, and then 1 part of propargyl alcohol is added. The conversion rate of propargyl alcohol is 99.9-99.99%, gas phase selectivity is high, and yield is high; the catalyst is evenly and stably dispersed, unit consumption is low, recycling can be conducted for more than 30 times, the catalyst, the product and a catalytic system are easy to separate, operation is easy, and the method is suitable for industrial production.

The invention discloses a liquid cooling apparatus with an automatic heat dissipation function. The liquid cooling apparatus comprises an apparatus to be heat dissipated, a heat exchanging apparatus mounted on the apparatus to be heat dissipated, a heat dissipation apparatus, a pump, a first liquid storage tank and a plurality of communicating pipes, wherein the communicating pipes comprise a first communicating pipe, a second communicating pipe, a third communicating pipe, a fourth communicating pipe, a fifth communicating pipe and a sixth communicating pipe. The first liquid storage tank iscommunicated with the pump and the heat dissipation apparatus through the first communicating pipe and the fourth communicating pipe respectively, the heat exchanging apparatus is communicated with the pump and the heat dissipation apparatus through the second communicating pipe and the third communicating pipe respectively. A second liquid storage tank is further arranged in the liquid cooling apparatus, and the heat exchanging apparatus is communicated with the second liquid storage tank through the fifth communicating pipe and the sixth communicating pipe respectively. According to the liquid cooling apparatus with the automatic heat dissipation function, it is simple in structure and convenient to operate, the heat dissipation apparatus and the heat exchanging apparatus are designed creatively, so that cooling efficiency of the liquid cooling apparatus is greatly improved, cooling capacity of the liquid cooling apparatus is enhanced, and the liquid cooling apparatus is effective and practical.

The invention belongs to the technical field of bulb tools and particularly relates to an automatic drying device for bulbs. The automatic drying device for bulbs comprises a stander and is characterized in that a drying tunnel is arranged on the stander, heating wires are arranged at the bottom of the drying tunnel, an annular conveying chain is arranged on the stander and is connected with a motor, a plurality of bulb fixing seats are arranged on the annular conveying chain, seat holes are formed in the bulb fixing seats, and a part of the annular conveying chain penetrates through the drying tunnel and is located above the heating wire. The automatic drying device can be used for automatically drying bulbs.

The invention provides a washing machine. A water storage chamber can be formed by a first inner cylinder and a second inner cylinder. At this time, sewage formed after washing clothes in the first inner cylinder enters the water storage chamber through a water outlet valve. The first deflector is installed in the water storage chamber in an inclined shape, and a sewage chamber can be formed above the first deflector. The sewage flows into the filter chamber under the guidance of the first deflector, and the sewage is collected inside the filter chamber. filtering operation. After the filter chamber completes the sewage purification operation, the formed clean water will flow out from the filter chamber, and then further flow into the water purification chamber. Since the water purification chamber is equipped with a water inlet valve, the purified water will flow back to the In the first inner cylinder, the circulation and purification of sewage can be completed. At the same time, through the existing pulsator structure, the water circulation in the first inner cylinder can be realized, which can effectively reduce the water consumption, thereby effectively reducing energy consumption.