86results about How to "Guaranteed recycling efficiency" patented technology

The invention discloses a cam-type dust-removing energy-saving boiler smoke waste heat recovery pipeline which comprises a smoke pipeline, wherein a fixing plate is mounted at the inner left end of the smoke pipeline; a rotating shaft is mounted at the middle of the fixing plate; a rotating plate is connected with the right end of the rotating shaft; a smoke dust filtering screen is mounted at theinner middle of the smoke pipeline; a power shaft is mounted at the inner right end of the smoke pipeline; rotating cams are mounted at the middle of the power shaft; a moving plate is in contact with the left sides of the rotating cams; moving rods are connected with the left end of the moving plate; a dust removing plate is fixed at the left ends of the moving rods; a heat recovery tower communicates with the right end of the smoke pipeline; and a snakelike recovery tube is mounted in the heat recovery tower. By adoption of the cam-type dust-removing energy-saving boiler smoke waste heat recovery pipeline disclosed by the invention, smoke dust can be prevented from directly entering the heat recovery tower and being attached to the outer side of the snakelike recovery tube; the recoveryeffect of the snakelike recovery tube on waste heat in smoke can be improved; and meanwhile, the smoke dust accumulated on the smoke dust filtering screen can be removed online, the blockage to the smoke dust filtering screen can be avoided, and the recovery efficiency of the waste heat in the smoke can be further guaranteed.

The invention discloses a peeling recycling device for multiple cables of power communication, and the recycling device comprises an integrated machine. The integrated machine is provided with a line inlet, and is also provided with a first groove communicated with the first line inlet. The interior of the first groove is provided with a rotating disc, and the rotating disc is provided with a first cutting disc. The interior of a fourth inner cylinder is provided with branching rotating wheels. The number of branching rotating wheels is not less than two, and each two branching rotating wheels are respectively provided with positioning wire ducts corresponding to a first positioning wheel and a second positioning wheel. Cutting rotating wheels are respectively disposed between each two adjacent branching rotating wheels, and are respectively provided with a second cutter which rotates in the corresponding positioning wire duct. The recycling device can carry out the cutting of the cables through the rotation of the cutting rotating wheels at the same time, can further recycle the insulating skin and copper conductors of communication cables, and further avoids the air pollution caused by a burning mode.

The invention discloses a green belt trimming device with a recovery device. The green belt trimming device comprises a box body, wherein horizontal rotating cutter heads are arranged at the front side of the box body, a driving device used for driving the rotating cutter heads to rotate is arranged between the box body and the horizontal rotating cutter heads, a spiral conveying device is arranged at the back side of the box body, the rotating cutter heads throw materials to be trimmed to an input opening of the spiral conveying device inside the box body, an output opening of the spiral conveying device is connected with and arranged at the outer side of the box body, and the recovery device is used for recovering trimmed materials. During the green belt trimming, moving equipment drives the trimming device to forwards move, the driving device drives the horizontal rotating cutter heads to fast rotate and trim the green belt, the trimmed materials can be fast thrown to the bottom end of the box body through the horizontal rotating cutter head, and can be conveyed to the input opening of the spiral conveying device, the recovery device is designed, the effective recovery on the trimmed materials is realized, the environment pollution is avoided, and in addition, the potential safety hazards of trimmed materials on running vehicles can be eliminated.

The invention relates to an automatic device. The invention aims to provide an autonomous recovery device of a water surface unmanned boat, and according to the device, the unmanned boat can be stablyrecovered to a mother ship. According to the technical scheme, the autonomous recovery device of the water surface unmanned boat comprises a main controlling table arranged on the mother ship; and the autonomous recovery device is characterized by further comprises a first controlling platform, a lifting platform, a rotating platform and a second controlling platform, wherein the first controlling platform is provided with a handle, the lifting platform is arranged on the rotating platform and used for driving the first controlling platform to vertically move, the rotating platform is arranged on the second controlling platform and is used for driving the lifting platform to horizontally move, and the second controlling platform is arranged on the mother ship and is used for driving the rotating platform to rotate; and the rotating platform comprises a base, a stand column, a lifting arm, a sliding table, a rotating mechanism and a walking mechanism, wherein the base is fixed on the second controlling platform, the stand column is positioned on the base in a rotating mode, the lifting arm is fixed on the top of the stand column and stretches transversely, the sliding table is capable of sliding in the length direction of the lifting arm, the rotating mechanism is used for driving the stand column to rotate, and the walking mechanism is used for driving the sliding table to slide on the lifting arm.

The invention discloses a recovery system for helium in a fiber drawing furnace. The helium passes a helium recovery device connected to the bottom of the fiber drawing furnace and designed independently; the helium is subjected to secondary filtering and low-pressure recovery, enters a buffer tank, and then enters a purification system after leaving the buffer tank and being subjected to high-pressure compression. According to the scheme, the problem of low helium recovery rate and non-ideal recovery effect in the prior art can be solved with the adoption of the independently designed helium recovery device and follow-up recovery technology.

The invention discloses an automobile shock absorber. A shock-absorbing piston is arranged in a shock-absorbing base, a plurality of shock-absorbing components are arranged side by side, lower portions of the shock-absorbing components are fixed to the shock-absorbing base, the lower ends of the shock-absorbing components are extended into the shock-absorbing piston in connected manner, the lower end of the shock-absorbing base is provided with a hydraulic oil cavity, the lower end of the shock-absorbing base is provided with an oil receiving hole, the oil receiving hole is connected with an energy regeneration component through a connector, the output end of the energy regeneration component is connected with the input end of a power generator, a regeneration piston is arranged in the energy regeneration component, and area of the surface of the regeneration piston facing the hydraulic oil cavity is less than one tenth of the area of the surface of the shock-absorbing piston facing the hydraulic oil cavity. The automobile shock absorber can absorb shock of an automobile, can regenerate and utilize shock energy to gain greatly increased energy utilization rate and reduced oil consumption, is simple in structure and convenient to use, can regenerate and utilize energy maximally, and has greatly improved stability of shock absorption since the multiple shock-absorbing components are provided.

The invention discloses a preparation method of a novel bromelain preparation. The preparation method comprises the following steps: (1) preparing pineapple juice; (2) preparing a natural polyanion polysaccharide solution; (3) respectively adjusting the pineapple juice and the natural polyanion polysaccharide solution until the pH values are the same, adequately mixing the pineapple juice with the natural polyanion polysaccharide solution, and stirring to generate a bromelain-polyanion polysaccharide compound precipitate through an electrostatic attraction interaction between the bromelain and polyanion polysaccharide in the pineapple juice; and (4) centrifugally collecting the bromelain-polyanion polysaccharide compound precipitateand drying, so as to obtain the bromelain preparation. By utilizing a principle of generating the precipitate by virtue of the electrostatic attraction interaction between the bromelain and polyanion polysaccharide, the bromelain is separated, and the bromelain preparation is obtained. The bromelain preparation has the stability of bromelain in storage and processing processes and has good slow-release and control-release properties, and the disadvantages that bromelain is sensitive to head and easy to oxidize can be overcome.

The invention belongs to the field of water spilled oil recovery and particularly relates to a quick and high-efficiency water spilled oil recovery system and an application method thereof. The spilled oil recovery system comprises an oil recovery ship and a plurality of oil-water separation devices detachably arranged along the shipboard of the oil recovery ship. The oil recovery ship is equippedwith a dynamic vacuum pumping system, an oil level control system connected with the dynamic vacuum pumping system and an oil storage tank. Each oil-water separation device comprises an airbag deviceand a plurality of oil-water separation film assemblies connected with the airbag device. The airbag devices are detachably connected with the shipboard of the recovery ship through mechanical arms.The oil-water separation film assemblies are connected with the oil storage tank through oil collection pipelines. The quick and high-efficiency water spilled oil recovery system is high in automationdegree, high in equipment integration, flexible, detachable and light in equipment weight. A great deal of labor cost is reduced. Harm of spilled oil to staff is avoided to a great extent.

A spraying device with a powder recycling function comprises a spraying box; the left side wall and the right side wall of the spraying box are provided with openings communicate with the inner spaceof the spraying box; the side wall of the upper side of the spraying box is provided with a conveying channel communicating with the inner space of the spraying box; the left side and the right side of the spraying box are provided with a plurality of vertical frames; the vertical frames are provided with suspension conveying chains matched with the conveying channel; the vertical frame located onone side of the spraying box is provided with inductive probes; the outer walls of the front side and the rear side of the spraying box are provided with a plurality of uniformly-distributed longitudinal slide ways, and the longitudinal slide ways communicate with the interior of the spraying box; the front side and the rear side of the spraying box are provided with symmetrical positioning mechanisms; and the inner walls of the front side and the rear side of the spraying box are spread with organ telescopic plates, and the longitudinal slide ways are blocked and sealed through the organ telescopic plates. Through the spraying device with the powder recycling function, powder sprayed out from a spray gun can be stopped in the spraying device, and moreover, the powder can be recycled.

The invention discloses an intelligent control stadium water supply and drainage system and a control method thereof, and relates to the technical field of building equipment. The system comprises a monitoring management center and a water supply and drainage subsystem; the monitoring management center comprises a control subsystem; the control subsystem comprises a monitoring unit, a central processing unit, a debugging unit, a storage unit, a video image acquisition unit, a detection unit, a communication unit and a terminal; the monitoring unit is sequentially connected with the central processing unit, the communication unit and the water supply and drainage subsystem through a data transmission module; the water supply and drainage subsystem comprises a purification unit, a water storage tank, a water distribution tank, a water pump, a sewage recovery module and a rainwater collection module. According to the invention, the water supply and drainage subsystem is monitored in realtime by setting the control subsystem. The sewage recovery module and the rainwater collection module are arranged. The monitoring of the water supply and drainage subsystem in the stadium is effectively improved. The self-sufficiency of the water supply is realized. The water supply and drainage subsystem is suitable for popularization.

The invention relates to an electroplating recovery method and an electroplating recovery device. The method comprises the following steps that: a recycling system is arranged between a soaking tank and a recovery tank for water-soluble electroplating metals and comprises a tank body, an evaporation heater, a water gauge and at least one pressure pump, wherein, the tank body applies the pressure pump to recover water-soluble electroplating molten metals at the bottom of the recovery tank; the water in the tank body is evaporated through the evaporation heater; and water-soluble electroplating molten metals with high concentration are recycled and sent back to the soaking tank. Therefore, the method can guarantee the high concentration of the soaking tank and the recovery efficiency of the recovery tank, can reduce the rinsing in the subsequent rinsing step, and not only reduces the pollution emission of a rinsing bowl but also avoids the electroplating molten metals from being brought into the metal electroplating operation in the next stage.

The invention discloses inspection vessel recovering equipment for the gastroenterology department. The inspection vessel recovering equipment comprises a protective main body, a self-adaptive clamping and cleaning mechanism, a pressing and cutting assembly, a drying assembly, a bearing plate, a bearing net, a waste liquid recovering tank, a disinfectant cavity, a water pumping pipe, a partition plate, a cover plate, an upper cover, a first water pumping motor, a second water pumping motor, a fixing plate, a fixed placement plate and a control panel; the protective main body is a hollow cavity with an opening in the upper part, the disinfectant cavity is arranged on one side of the bottom in the protective main body, the waste liquid recovering tank is arranged at the bottom in the protective main body, and the waste liquid recovering tank and the disinfectant cavity are arranged adjacently. The invention belongs to the technical field of vessel recovering equipment, and particularly relates to the inspection vessel recovering equipment which is used for the gastroenterology department and is easy to operate, convenient to recover, convenient for doctors, patients or accompanying personnel to operate by themselves, capable of cleaning, extruding, cutting, disinfecting and recovering used vessels and capable of cleaning the insides and the outsides of the used vessels.

The invention provides a flat belt magnetic separator. The flat belt magnetic separator comprises a distribution mechanism, an ore washing mechanism, a sorting mechanism, an ore unloading mechanism, a tensioning mechanism, a water separation mechanism, a conveying belt, a bracket collecting tank and a support roller. The flat belt magnetic separator can quickly and conveniently adjust the operation speed of the conveying belt and the optimal working angle of a magnetic system through manual operation under the condition of not using external force; and through multilevel unloading and ore washing, the equipment achieves the optimal sorting effect and efficiency on pulps with different concentrations. The flat belt magnetic separator is simple in structure, flat and regular in magnetic system, continuous and sable in magnetic field and not influenced by the external, and prolongs the service life of the conveying belt.

The invention discloses a roof heat exchange recovery system, and belongs to the technical field of house ventilation equipment. The roof heat exchange recovery system is characterized by comprising a cover (3) covering a chimney (2), a heat energy exchange device and a water tank (5); the lower part of the cover (3) is communicated with atmosphere; a heat exchanger (4) is arranged in an outlet of the chimney (2); the heat energy exchange device is respectively connected with the heat exchanger (4) and the water tank (5); and gas exhausted by the chimney (2) is discharged from the lower part of the cover (3) after passing through the heat exchanger (4). The cover of the roof heat exchange recovery system enables indoor gas to be exhausted into atmosphere from the bottom of the cover after downwards flowing along the outer wall of the chimney during exhausting, so that the heat exchanger can fully exchange heat with the gas exhausted by the chimney, and the heat energy recovery efficiency is improved; the heat energy exchange device uses the heat energy recovered by the heat exchanger for heating water in the water tank; and when indoor air is exhausted into the atmosphere, the temperature is lowered, and condensed water directly drops down a roof and flows out along the bottom of the cover.

The invention relates to the technical field of renewable energy, in particular to a full-automatic clean heat energy recovery device. The interior structure of the full-automatic clean heat energy recovery device can be cleaned automatically, the full-automatic clean heat energy recovery device is prevented from being blocked, and thus the full-automatic clean heat energy recovery device can be used for a long time without being replaced. The full-automatic clean heat energy recovery device comprises a bucket body. A hot water inlet, a hot water outlet, a cold water inlet and a cold water outlet are formed in the bucket body. Incense coil type corrugated pipes and spiral type corrugated pipes are arranged in the bucket body. An energy-saving inner core is formed by the incense coil type corrugated pipes and the spiral type corrugated pipes. A water guide plate is arranged on the upper portion of the energy-saving inner core. A planar rotary spray head is arranged above the water guide plate. A three-dimensional rotary cleaning spray head is arranged in the bucket body. The hot water inlet is formed in the upper portion of the bucket body. The hot water outlet is formed in the lower portion of the bucket body. The cold water inlet communicates with the spiral type corrugated pipes. The cold water outlet communicates with the incense coil type corrugated pipes. The cold water inlet also communicates with the planar rotary spray head, and an electromagnetic valve is arranged on the passageway between the cold water inlet and the planar rotary spray head. The cold water outlet also communicates with the three-dimensional rotary cleaning spray head through a tee joint, and an electromagnetic valve is further arranged on the passageway between the cold water outlet and the three-dimensional rotary cleaning spray head. The full-automatic clean heat energy recovery device further comprises an electric controller, wherein the electric controller is installed on the bucket body and electrically connected with the electromagnetic valves.

The invention relates to the field of lubricating oil dispersion, in particular to a dispersing device for coupled separation of oil and sand of lubricating oil. The dispersing device comprises a fixed substrate, a driving stirrer, a centrifugal separating filter, a secondary oil filtering stirrer, a secondary sand filtering stirrer, an oil separating connecting rod and a sand separating connecting pipe. The driving stirrer is fixedly connected to the upper end of the fixed substrate and rotatably connected to the interior of the fixed substrate, the driving stirrer is in engaged transmissionto the centrifugal separating filter, the centrifugal separating filter is communicated with a secondary oil filtering stirrer through the oil separating connecting rod, and the centrifugal separatingfilter is connected to the secondary sand filtering stirrer through the sand separating connecting pipe. The dispersing device has the beneficial effects that an oil-sand mixture is centrifugally separated in a non-storage mode, and oil and sand are secondarily stirred and separated independently and successively, so that the efficiency of oil-sand separation is further guaranteed, and the oil-sand separating recovery efficiency is guaranteed.

The invention provides an empty tray recovery mechanism. The tray return is fast and efficient, and the tray recovery efficiency is guaranteed. The empty tray recovery mechanism comprises four guidingframe bars of vertical limit, independent bottom beams are correspondingly arranged on the bottom of two sets of parallel guiding frame bars, two sets of bottom beams are arranged in a parallel mode,both ends of the length direction of each bottom beam are correspondingly fixed with supporting rods and fixedly connected with mounting plate through a tray bearing plate, tray supporting frames arearranged on the upper surfaces of the bottom beams, supporting and bearing rods of the two tray bearing frames are arranged in the opposite direction, each supporting and bearing rod comprises bottomtransition slopes and an upper horizontal stop planes, both ends of the length direction of the tray supporting frames are mounted to the mounting upper convexities corresponding to the bottom beamsthrough rotating shafts, a plurality of guiding side convexities are arranged at the length direction of the tray supporting frames corresponding to the upper end surfaces of the bottom beams, long slot holes are formed in the guiding side convexities, and guiding bolts are fixed on the upper end surfaces of the bottom beams after penetrating the long slot holes.

The invention relates to the technical field of wastewater treatment, in particular to an industrial park nickel-containing wastewater treatment system, which comprises a pH adjusting box, the inlet end of the pH adjusting box is fixedly provided with a liquid inlet pipe, and the outlet end of the pH adjusting box is connected with a quantitative discharge mechanism through a guide pipe; a quantitative discharging mechanism comprises a barrel, a guide-in pipe and a guide-out pipe are fixedly installed at the inlet end and the outlet end of the barrel respectively, a first one-way valve is fixedly installed at the inlet end of the guide-in pipe, a second one-way valve is fixedly installed at the outlet end of the guide-out pipe, a piston is slidably installed in the barrel, a push-pull rod is fixedly installed at the top of the piston, a guide seat is mounted at the top of the barrel, a mounting box is fixedly mounted at the top of the pH adjusting box, a driving motor is fixedly mounted at the top of the mounting box, and an output shaft of the driving motor is fixedly connected with a spiral stirring shaft. According to the method, the nickel-containing wastewater with the adjusted pH is quantitatively discharged, and the recovery efficiency of metal nickel in an electrolytic cell is guaranteed.

The invention belongs to the technical field of ocean engineering equipment, and particularly relates to an ocean cable recycling device capable of achieving easy adjusting of positions of cables. The ocean cable recycling device comprises a rack; one side of the top of the rack is fixedly connected with a transverse plate through a vertical plate; the end, away from the vertical plate, of the transverse plate is fixedly connected with a rail, and a sliding block is slidably connected into a sliding groove formed in the bottom of the rail; the two ends of the rail are fixedly connected with a pair of supports, and a lead screw is arranged on the supports, penetrates through the supports and is rotationally connected with the supports; a servo motor used for driving the lead screw to rotate is fixedly connected to the support at one side and connected with a power source through a controller; the lead screw penetrates through the sliding block and is connected with the sliding block through a ball screw nut pair; a travel switch is fixedly connected to the side, close to the sliding block, of the corresponding support and connected with the power source through the controller, and when the sliding block makes contact with the travel switch, the rotating direction of the servo motor is switched through the controller; and the bottom of the sliding block is fixedly connected with a ring through a round rod. By means of the ocean cable recycling device, the servo motor drives the lead screw to rotate, and the utilization rate of a winding roller is increased through the sliding block and the round rod.

The invention discloses a method for recovering scattered metal gallium in gallium nitride waste through a pyrogenic process, and belongs to the technical field of non-ferrous metallurgy. The method comprises the following steps: carrying out high-temperature calcination on the gallium nitride waste under a normal-pressure inert atmosphere protection condition, carrying out thermal decomposition on the gallium nitride waste to directly obtain a metal gallium product, converting nitrogen into N2, introducing the N2 into a protective gas for recycling, carrying out quenching cooling on the reaction product after the reaction, and recovering the metal gallium. By the adoption of the technical scheme, the metal gallium product can be obtained in one step, waste water, waste gas and waste residues are not generated in the whole process, the gallium recovery rate is high, the process is simple, cost is low, and environment friendliness is achieved; and meanwhile, efficient recovery of scattered metal gallium in the gallium nitride waste and cyclic utilization of nitrogen can be effectively achieved.

The invention discloses a waste battery lithium resource recovery method based on a solid electrolyte. The method is characterized in that under the driving of an external electric field, Li < + > embedded in an anode electrode can be extracted through high selectivity of LLZTO, and is recovered in the form of LiOH, and H2 is collected at the same time. Besides, P3HT modification is carried out on the surface of the LLZTO so that the use performance of the LLZTO in an aqueous solution is successfully expanded, H < + > / Li < + > exchange between water and the LLZTO is prevented, and lithium resources can be extracted from waste batteries. Based on the condition, the strategy has proved that nondestructive, repeatable and high-purity lithium resource recovery from various waste lithium ion batteries can be realized.

The invention discloses an optical fiber wire drawing furnace cooling pipe helium gas recovery device. Through a helium gas recovering device which is connected onto the bottom of a wire drawing furnace cooling pipe and is in independent arrangement, a filter is connected behind the helium gas recovering device; then, an electromagnetic valve is connected; an electromagnetic valve and a cooling pipe realize the linkage; a mass flow rate regulating valve is connected and is used for regulating the flow rate; the influence on the wire drawing furnace cooling pipe process is avoided; the filter is connected and is used for filtering fine particles in helium gas; the part is divided into two paths for parallel operation; one standby path and one use path are realized; a special vacuum pump forhelium gas is connected for realizing the recovery on the helium gas; a low-pressure buffer tank is connected; a helium gas compressor is connected behind the buffer tank; the helium gas compressor is provided with an automatic backflow device, and is connected back to the low-pressure buffer tank in front of the helium gas compressor through the pressure sensor and the pressure regulating valve;the helium gas compressor is provided with a bypass; a high-pressure buffer tank is connected behind the helium gas compressor; the helium gas enters a purification system after passing through the high-pressure buffer tank. By using the mode, the independently designed helium gas recovery device and subsequent recovery processes can be used so as to fill the wire drawing furnace cooling pipe helium gas recovery blank and to solve the problems of low helium gas recovery efficiency and non-ideal recovery effect in the prior art.

The invention discloses grinding powder recovery equipment for processing gold jewelry with a protective cover in the technical field of gold jewelry processing equipment. The grinding powder recovery equipment comprises a workbench and a grinding device, wherein the grinding device is fixedly mounted on the outer wall of the right side of the top of the workbench, a filter bag is arranged at the top of an inner cavity of a mounting box, and the filter bag communicates with the grinding device. A supporting device is arranged at the bottom of an inner cavity of the mounting box, the outer wall of the top of the supporting device is attached to the outer wall of the bottom of the filter bag, the outer wall of the bottom of the mounting box communicates with the collecting box through a pipeline, and the filter bag is supported through a supporting plate of the supporting device in the device; the filter bag is supported, the filter bag does not extend downwards in the gold powder collecting process, what is avoided is that due to stretching of the filter bag, the hole diameter of the filter bag is increased, what is avoided is that the gold powder collected in the filter bag leaks out and the recycling quality is ensured, the filter bag is protected, and the service life of the filter bag is prolonged.

The invention discloses a helium gas recovery system for a wire drawing furnace, through which an independently designed helium gas recovery device is connected to the bottom of the wire drawing furnace; After high-pressure compression, it enters the purification system. Through the above method, the present invention can utilize the independently designed helium recovery device and subsequent recovery process to solve the problems of low helium recovery rate and unsatisfactory recovery effect in the prior art.

The invention relates to the technical field of medical waste treatment, in particular to a sealable medical waste recovery device. The sealable medical waste recovery device comprises a box body, wherein a supporting mechanism is fixedly connected to the box body; a driving mechanism is arranged on the box body, and a sealing mechanism is arranged in the box body and on the driving mechanism jointly; a crushing mechanism is arranged in the box body, and a disinfection mechanism is arranged on the box body; and an extrusion mechanism is arranged in the box body. By means of the crushing mechanism, plastic medicine bottles large in size or fluffy medical waste small in density can be crushed conveniently, so that too much storage space in the box body is prevented from being occupied, and the recovery efficiency of the device is guaranteed. The disinfection mechanism is arranged on the box body, so that the disinfection effect on the medical waste in the crushing process is conveniently achieved, and the infection risk generated in the transfer process is reduced. The extrusion mechanism is arranged on the box body, so that the crushed medical waste is conveniently extruded into blocks, the occupied space of the medical waste in the box body is further reduced, and the recovery efficiency of the device is improved.

The invention discloses a page cache recovery method, device and equipment and a storage medium. The method comprises the steps of obtaining a first list containing cache pages to be recycled; settinga list resource lock for the first list; screening a target to-be-recycled cache page which is not referenced by the thread in the first list; transferring the target cache page to be recycled from the first list to a second list, and releasing a list resource lock of the first list; and performing resource release operation on the target to-be-recycled cache page in the second list. According tothe method, the overall recovery efficiency of the cache page is relatively ensured, and then the overall data processing performance of the file system is ensured. In addition, the invention furtherprovides a page cache recovery device and equipment and a storage medium, and the beneficial effects are the same as described above.

The invention discloses an environment-friendly wine bottle spraying water curtain cabinet and a using method. The water curtain cabinet comprises a spraying box body which is internally provided witha nozzle for paint spraying, and the inside bottom of the spraying box body is provided with a wine bottle installing station used for installing a wine bottle; the wine bottle installing station isarranged in a water curtain cabinet body of which the top is provided with a first top baffle, a second top baffle and a third top baffle, and the end, close to the spraying box body, of the first topbaffle is obliquely provided with a first sloping plate and a second sloping plate; and the top of the water curtain cabinet body is provided with a spraying device. The water curtain cabinet can beused for paint spraying of the outside surface of the wine bottle, and splashing paint droplets can be recycled in the paint spraying process, so that the good effect of environmental protection is achieved, and the paint spraying safety is ensured.