402results about How to "Avoid mutual contamination" patented technology

The invention relates to an intelligent sputum suction device, which comprises a sputum suction detection warning device, a sputum suction action operation arm, a center controller, a sputum suction tube clean replacing box, a sputum suction and collection device and a sputum suction tube, wherein the sputum suction detection warning device is used for detecting and judging whether the sputum suction is needed or not; the sputum suction action operation arm clamps, pulls and feeds the sputum suction tube, and is provided with a pressure sensor used for detecting the tube feeding resistance; a clean sputum suction tube and a waste sputum suction tube are placed in different regions in the sputum suction tube clean replacing box; a sputum collecting bottle is arranged in the sputum suction and collection device; an infrared ray detector is configured for analyzing sucked sputum; and a central controller receives various detection signals, controls the actions of forward pushing, backward retreating, rotating and the like of the sputum suction tube, and controls the starting and the stopping of the negative pressure pump. The intelligent sputum suction device has the advantages that the sputum suction operation can be effectively realized; the sputum suction position is not limited in the front section of an artificial airway; the deep sputum suction can be effectively realized; the condition of infection risk increase due to mutual pollution of the sputum of a patient and sputum suction equipment is effectively avoided; and the injury on the respiratory tract mucosa of the patient caused by sputum suction operation is reduced.

The invention discloses a liquid nitrogen zero-loss biology sample low-temperature storage device which comprises a storage cylinder provided with a top cover (11), a heat-conducting inner container (4) and liquid nitrogen refrigerating equipment. The wall of the storage cylinder comprises an outer cylinder (1), a vacuum layer (2) and a heat-insulating layer (3). The heat-insulating layer (3) is arranged in the outer cylinder (1). The vacuum layer (2) is arranged between the outer cylinder (1) and the heat-insulating layer (3). Liquid nitrogen (6) is contained in the storage cylinder. The heat-conducting inner container (4) is soaked in the liquid nitrogen (6). A biology sample (5) is arranged in the heat-conducting inner container (4). The liquid nitrogen refrigerating equipment comprises a condensing heat exchanger (71) and a refrigerator (72). The condensing heat exchanger (71) is arranged between the heat-insulating layer (3) and the heat-conducting inner container (4). A refrigerating head (73) of the refrigerating machine (72) is connected with the condensing heat exchanger (71). The situation that in the running process, a large amount of cool air flows out is avoided, the liquid nitrogen zero loss is achieved, liquid nitrogen does not need to be supplemented, and the device is easy to maintain and suitable for places where no liquid nitrogen is supplied.

Disclosed is a manufacturing method of a molybdenum target. The method comprises providing molybdenum powder; performing a first densification process on the molybdenum powder through isostatic pressing to obtain a first molybdenum target blank; putting the first molybdenum target blank into a sheath and vacuumizing the sheath; performing a second densification process on the first molybdenum target blank inside the sheath through cold isostatic pressing to form a second molybdenum target blank; after the second densification process, removing the sheath and performing a third densification process on the second molybdenum target blank through induction sintering to form a third molybdenum target blank; after the third densification process, rolling the third molybdenum target blank through hot rolling to form a fourth molybdenum target blank; after the hot rolling process, performing annealing on the fourth molybdenum target blank to obtain the molybdenum target. The manufacturing method of the molybdenum target can help produce full-density molybdenum targets, the uniformity of the internal organizational structure and the size, the purity and the surface dimension of grains of the molybdenum targets can well meet the ever-increasing requirements of the sputtering technology.

The invention discloses a printing spray head device based on a microfluidic chip. The printing spray device comprises a chip substrate, wherein at least one material flow passage and a at least one control flow passage are formed in the chip substrate; the material flow passage is used for conveying a printing material; a fluid substance with controllable pressure flows in the control flow passage; the control flow passage and the corresponding material flow passage are intersected and a control valve is formed at an intersection; the control valve comprises a flexible film for isolating the control flow passage from the corresponding material flow passage at the intersection; the flexible film changes shape according to the pressure in the control flow passage to control connection and cutoff of the material flow passage. The printing spray device can alternately print multiple materials through a single spray head in once printing process.

A sputtering apparatus to form a film on a substrate includes an electrode arranged in a vacuum chamber and having a placing surface to place a target on it, a stationary portion provided on the peripheral portion of the placing surface, a shutter mechanism to shield in the vacuum chamber the target placed on the placing surface, and a moving mechanism which sets in the vacuum chamber the shutter mechanism at a predetermined position. Of the stationary portion and the movable portion of the shutter mechanism, one is provided with a recess and the other one is provided with a projection. When the moving mechanism sets the shutter mechanism at a position close to the stationary portion, the projection is inserted in the recess.

The invention discloses an extraction preparation method of lycopene, belonging to the technical field of food engineering. The method uses tomatoes or watermelon flesh as raw materials and adopts the technology of ultrasonic and extraction bags, which comprises the following steps: (1) the treatment of the raw materials and beating; (2) the separation of solid puree and liquid puree of fruit puree; (3) the ethanol water treatment of jam;(4) the extraction of the lycopene extractant of the jam and (5) the preparation of crystallization products of the lycopene. The extraction time of the invention is reduced to 10 to 60min from the10 to 20h of conventional time, and moreover the purity content of products is obviously improved from 10 to 20 percent in general to 70 to 80 percent. Therefore, the extraction preparation method is characterized by being efficient and fast, being convenient to be operated, low cost, high content of lycopene in the products, etc and is suitable for the promotion and the application in the industrialized and large scale production enterprises of natural lycopene with high purity.

A tungsten target manufacturing method comprises the steps of providing tungsten powder; placing the tungsten powder in a package sleeve and performing vacuum pumping; adopting a cold isostatic pressing to enable the tungsten powder in the package sleeve to undergo primary densifying processing, and forming primary tungsten target blank; after the primary densifying processing, removing the package sleeve, adopting an induction sintering process to enable the primary tungsten target blank to undergo secondary densifying processing, and forming secondary tungsten target blank; after the secondary densifying processing, adopting a hot isostatic pressing process to enable the secondary tungsten target blank to undergo third-time densifying processing, and forming a tungsten target. The tungsten target with the full density of over 99.4% can be manufactured through the tungsten target manufacturing method; and the uniformity of the internal organizational structure and the grain size of the tungsten target meet a sputtering process with the requirement higher and higher.

The invention discloses an efficient screw-in soil sampling device. The efficient rotary soil sampling device comprises a bracket and a sampling barrel, wherein a moving rod is arranged in the sampling barrel; the left side of the moving rod is fixedly connected with a pulling tray; the tail end of the right side of the moving rod is fixedly connected with a moving block; the moving block is pressed against a fixed block; the left side of the fixed block is fixedly connected with a sampling pipe; a sliding plate is arranged below the sampling pipe; a sample box is arranged below the sliding plate; the sample box is provided with a plurality of independent sample grids. A screw-in driving device is provided, so that a sampling depth can be reached accurately, and the sampling accuracy is increased; the sampling barrel is provided to obtain soil samples at different depths by one-time perforation, and the sampling efficiency is increased; the rotary sample box which is provided with the independent sample grids is provided for separating and storing soil samples, so that mutual pollution among the soil samples is avoided, the samples are prevented from falling off at the same time, the sample quantity is ensured, and sampling demands are satisfied.

The invention relates to a novel full-automatic numerical control board packaging machine which comprises a pole plate conveying device, a pole plate finishing device, a pole plate lifting device, a pole plate absorbing device, a clapboard paper conveying device, a clapboard paper cutting device, a board packaging device, a pole plate group conveying device and a stand, wherein the pole plate conveying device is arranged at the left lower part of the stand; the tail end of the pole plate conveying device is provided with the pole plate finishing device; the pole plate lifting device is arranged under the stand; the pole plate absorbing device is arranged above the pole plate lifting device; the clapboard paper conveying device is arranged at the right upper part of the stand; the tail end of the clapboard paper conveying device is provided with the clapboard paper cutting device and the board packaging device; the pole plate group conveying device is arranged just under the clapboard paper conveying device. The novel full-automatic numerical control board packaging machine not only is simple in structure, compact in volume and small in occupied land area and improves the environment of a workplace, but also greatly improves the board packaging efficiency and the board packaging quality.

There is provided a highly reliable autoanalyzer less liable to sample and reagent carry-over and capable of preventing contamination and precisely pipetting samples and reagents. Using a sample pipetting nozzle 27 having water-repellent surfaces, a sample is pipetted from a sample cell 25 to a reaction cell 4 having a hydrophilic bottom face.

The invention discloses an apparatus for collecting water and sampling on multiple points as well as an unmanned aerial vehicle sampling system and sampling method, which belongs to the technical field of acquisition of a water sample. The apparatus is provided with parts such as a shell, an upper plate, a bottom plate, a coiled pipe assembly, a position adjusting assembly and a water collection assembly, wherein corresponding parts in the coiled pipe assembly are accurately controlled by virtue of the position adjusting assembly, the flushing process and water injection process of a water pipe can be realized, and the water quality detection process of a sampled water area can be completed by virtue of the water collection assembly, so that the collection of various water samples in various water areas can be accurately and rapidly realized. The multi-point water collection and sampling apparatus has the advantages that the structure is simple and the setting is simpleand convenient;the control method of the unmanned aerial vehicle sampling system carrying the multi-point water collection and sampling apparatus is simple; and the rapid collection of a plurality of water samples in various water areas can be effectively realized, the accuracy of the water sample in the collection process can be ensured, the pollution of the sample and the damage to the part can be reduced, thewater sample collection efficiency is improved, the water quality detection accuracy is improved, the water quality detection cost can be reduced, and the application prospect and application popularization value are relatively good.

A shelf of refrigerator, including: the placing part for placing food; the frame setting at the edge of the placing part that can support the placing part; the stretch insulating part sets between the placing part and the frame; the nip slot that forms in the frame and can insert into the edge of the glass; the stretch insulating part sets between the edge of the glass and the nip slot; the back frame surrounds the both sides and the back edge of the glass; the front frame surrounds the front edge of the glass. The invention can prevent the pollution of the food between the shelves, and prevent the shelf damage lead by the hot expand difference, enhance the support intensity.

The invention relates to a glass storage and transport device which comprises a bracket, a pair of forklift limiting grooves and a pair of limiting mechanisms, wherein the bracket is a cube formed by four longitudinal beams and a plurality of cross beams, the pair of forklift limiting grooves is arranged at the bottom of the bracket, the limiting mechanisms are arranged at upper parts of two opposite sides of the bracket, each limiting mechanism comprises a limiting block fixing rod and a row of limiting blocks, the limiting blocks are connected to the limiting block fixing rods according to the thickness of glass to form the limiting grooves. Compared with the prior art, the glass storage and transport device has the advantages of accelerating glass drying and cooling speed, avoiding cross pollution of paint between two pieces of glass, achieving simple structure, saving production space and solving storage and transport problem.

The invention relates to a method for preparing high-purity cobalt by adopting hydrochloric acid solution system electrodeposition. The method is characterized in that the technical process is sequentially as follows: hydrochloric acid solution system is adopted and 99.95% of electrodeposition cobalt is taken as an anode; a CoCI2 solution with ph of 3-3.5 is prepared by an electrolytic solution; the regular electrolytic solution is sequentially led into anion exchange resin for ion exchange deep clarification, and finally led into an electrobath for electrodeposition; the solution amount prossed by ion exchange clarification is equal to extracted and electrodeposited solution; the high-purity cobalt is obtained by electrodeposition. The electronic torch melting is carried out on high-purity cobalt to prepare high-purity cobalt ingot which can meet the requirements of different users. The high-purity electrodepositing cobalt of 5N or more than 5 N and high purity ingot are reached by high-purity cobalt prepared by the method processed by glow discharge mass spectrography-GDMS analyzing.

The invention relates to a handheld continuous sampling device comprising a shell, a wiping matched part, a driving wheel, a driven wheel, a conveyor belt and a limiting device, wherein the wiping matched part is fixedly arranged in the shell and is exposed at a notch of the shell; the driving wheel is fixedly arranged in the shell and is provided with a first winding part for winding the conveyor belt; the driven wheel is fixedly arranged at one end, which is far away from the wiping matched part, in the shell and is provided with a second winding part; the two ends of the conveyor belt are fixed after bypassing a wiping part and are partially wound on the first winding part and the second winding part; and the limiting device is used for limiting the conveyor belt to continually move along a pre-set direction. According to the handheld continuous sampling device disclosed by the invention, a route range of the conveyor belt is controlled through the limiting device so as to prevent the conveyor belt stuck with sampled test paper from winding and prevent samples from mutually polluting; in addition, according to the invention, sampling carriers for each time of wiping can be continuously and automatically replaced and a problem that the samples are polluted so as to run off and fail to report, which is caused by the factor that the sampled samples contact mutually, is avoided; and therefore, the missing report rate is reduced.

The invention provides a combined metallurgical furnace and a combined production method for zinc alloy, comprising a cored line-frequency induction furnace (2) and at least two line-frequency coreless induction furnaces (7) with dumping devices (13); a convertible chute (6) is connected between a liquid outlet of the cored line-frequency induction furnace and a liquid inlet (14) of the line-frequency coreless induction furnaces; and a casting mechanism (9) is arranged correspondingly to a sprue (8) of the line-frequency coreless induction furnaces. The production method comprises the steps as follows: the zinc liquid which is melted in the cored line-frequency induction furnace is injected into each line-frequency coreless induction furnace in turn by the convertible chute and is then mixed with the middle alloy liquid which is smelted in advance in the line-frequency coreless induction furnaces; the non-contact melt mixing is realized by the electromagnetic induction force of the line-frequency coreless induction furnaces, thus preparing the zinc alloy ingot by pouring the zinc alloy liquid. The combined metallurgical furnace and the combined production method have high production efficiency, high yield, good quality of the produced zinc alloy, low energy consumption and small damage to the furnace body.

The invention relates to a micro valve capable of controlling liquid flowing. The micro valve comprises a valve body. The valve body comprises at least two flow guiding channels which are not in communication. The invention further relates to a micro flow control chip. The micro flow control chip comprises a substrate and a cover sheet, and the micro valve capable of controlling liquid flowing anda micro valve inserting hole used for receiving the micro valve are further included. The substrate is provided with a liquid storage groove and a micro channel, and the liquid storage groove and themicro channel are covered with the cover sheet and sealed. The micro channel is connected with the micro valve inserting hole. The micro flow control chip design and the micro flow control micro valve have the beneficial effects that the structure is simple, assembling is convenient, and repeated usage can be achieved; and the structure can be used for long-term effective sealing of a detection reagent in a testing sheet. Meanwhile, due to the flow guiding channels on the micro valve and the micro channel design on the substrate, the situation of flow guiding channel sharing can be avoided, and accordingly, the possibility of mutual pollution between fluid can be avoided.

The invention discloses a battery plate packing device which comprises a rack and a conveying device, wherein the conveying device is arranged on the rack; the conveying device is a cyclic conveying channel, and mold boxes are arranged on the outside of the conveying channel; a positive plate packing device, a positive plate compressing device, a negative plate packing device, a negative plate compressing device and a discharging device are sequentially arranged in the cyclic direction of the conveying channel, wherein the structures of the positive plate packing device and the negative platepacking device are same, the structures of the positive plate compressing device and the negative plate compressing device are same; and the positive plate packing device comprises a paper feeding device, a paper cutting device, a paper folding device and an upper plate device which are sequentially arranged along the conveying direction of the conveying channel. The battery plate packing device disclosed by the invention is suitable for being used for packing battery plates.

The invention provides a suspension type biological indicator of which the stability is good and spores are not easy to sprout. The biological indicator comprises a plastic tube of which the two ends are sealed by fusing, wherein bacterial tablets and a culture medium ampoule tube are arranged in the plastic tube; the invention further provides the preparation method of the biological indicator, and the preparation method comprises the following steps: sealing one end of the plastic tube by fusing for standby application; allowing a hydrophilic support to carry a specified number of spores and drying the spores to form the bacterial tablets, and encapsulating a recovery medium with pH indicating liquid in a glass tube to form the culture medium ampoule tube; placing the bacterial tablets and the culture medium ampoule tube in the plastic tube, and sealing the other end of the plastic tube by fusing. According to the suspension type biological indicator and the preparation method thereof, provided by the invention, the spores are in a dry state and the quality stability of the products is improved, during storage, the spores are isolated from the liquid recovery medium, therefore the spores do not grow, even the storage temperature is the same as the spore growth temperature, and the biological indicator can be stored at room temperature. The suspension type biological indicator can serve as indicator bacteria of various spores that are different in growth temperatures.

The invention belongs to the field of environmental protection technology, and discloses gas condensation technology and equipment. According to the gas condensation technology, gas to be condensated is delivered into two condensers successively for condensation so as to obtain a liquid product or a solid product of the gas to be condensated, wherein the two condensers are connected in series, the gas to be condensated is firstly delivered into one condenser which contains frost for cooling, and then is delivered into the other condenser which contains no frost for cooling. Compared with the prior art, the gas condensation technology is capable of realizing defrosting of the condenser which contains frost with the temperature of the gas to be condensated; forced inoperation caused by frosting of the condenser is avoided; condensation recovery of 99% of the gas to be condensated can be realized; energy loss is reduced, and energy is saved via reasonable thermal exchanging and full utilization of inner system energy.

The present invention relates to a food waste recovery tank, which comprises a tank body and a cover plate, wherein a filtration plate is arranged inside the tank body, the filtration plate is provided with a snap fitted with a snapping groove inside the tank body, and is further provided with a handle, and the ?bottom of the tank body is provided with an oil outlet hole. According to the present invention, with filtration of the food waste recovery tank, oil water and solid substances in the food waste are separated, wherein the solid substances can be applicable for animal consumption, and can further be directly supplied for environmental protection fertilizer plants to recycle so as to create a certain economic benefit; concurrently the food waste is poured into the food waste recovery tank to avoid mutual pollution due to integrated mixing of the food waste and the domestic waste so as to improve the environment; transportation and placement of the food waste are easily achieved with the food waste recovery tank, such that the food waste can be treated in restaurants on the spot; and the ?bottom end of the food waste recovery tank is provided with the oil outlet hole, such that pouring-out of the oil water is convenient, and then the oil water can be subjected to a unified treatment processing.

The invention discloses a pouring cup type multi-variety beverage supply robot and a using method thereof. The robot comprises a robot body, a storage device, a discharging device, a cup separator anda cup grabbing manipulator. A first arm and a second arm are arranged at the left side and the right side of the robot body correspondingly. The discharging device is arranged on the wrist of the first arm; the cup grabbing manipulator is arranged on the wrist of the second arm; the storage device and the cup separator are arranged in the robot body; the storage device is connected with the discharging device; and the cup grabbing manipulator is arranged at the outer side of a cup body outlet of the cup separator. In addition, the using method comprises the steps that: when the beverage needsto be output according to the beverage variety selected by a consumer, the storage device outputs the beverage of the corresponding variety to the discharging device; a single cup body is separated out through the cup separator; and after the cup grabbing manipulator grabs the cup body, the discharging device pours out the beverage into the cup body. The robot simulates a human shape and can provide various beverages according to the will of consumers, so that the purchase desire of the consumers can be motivated well.

The invention discloses a separable mask with an internal arching strip. The separable mask comprises mask cloth and bands for fixing the mask cloth, and is characterized in that an annular interlayer is arranged on the inner side of the mask cloth, the inner circumference of the interlayer is separated from the mask cloth, the interlayer is provided with an annular connecting line for connecting the interlayer with the mask cloth, and the connecting line is located on the outer side of the portion, separated from the mask cloth, of the interior of the interlayer to accordingly form a groove with an inwards-opened opening; a pressing piece is arranged and matched with the groove in size and shape to accordingly enable a part of the edge of the pressing piece to be installed in the groove, and separable connection with the mask cloth or the interlayer is accordingly achieved; the pressing piece is provided with a strip-shaped body arching towards the region, surrounded by the groove and located in front of the mouth or the nose, of the mask cloth, and the mask cloth is ejected through the strip-shaped body from the region, in front of the mouth or the nose, of the inner side of the mask cloth. Materials can be saved, the air impermeability can be improved, the effective air inspiration breathable area of the mask can be increased, the comfort of the mask can be improved, and the separable mask is healthier.

The invention relates to an external recycle thermal perfusion therapeutic equipment, comprising a water tank, a heater, a cooler, an external recycle pump, a recycle guide pipe, a heat exchanger, a temperature sensor and an industrial computer. An electric heating or semiconductor heating and semiconductor cooling constant temperature recycle device is adopted in the external recycle system of the invention; the temperature sensor is arranged in the perfusion end of an internal recycle system. The temperature of liquid at the perfusion end of the internal recycle system can be accurately controlled by that the heat exchanger supplies heat source for the internal recycle and the industrial computer sends heating or cooling signals to an electronic controller for controlling the heating or cooling; in constant temperature the temperature control precision is plus minus 0.1 DEG C, so that the purpose of thermal perfusion in constant temperature can be achieved.

The invention relates to a chromium target production method. The method includes: firstly, providing chromium powder; secondly, placing the chromium powder into a vacuum sheath and vacuumizing; thirdly, performing sintering on the chromium powder in the vacuum sheath by hot isostatic pressing to form a chromium target; fourthly, after sintering is finished, cooling and detaching the vacuum sheath to take the chromium target out. By the chromium target production method, a mould is avoided in use, density and uniformity of internal organizational structure of the formed chromium target are superior to those of a chromium target formed by hot pressing, and purity of the chromium target can satisfy sputtering technology with increasing requirements.

The invention relates to a heavy oil electronic control oil injector for a low-speed diesel engine so as to achieve the effects of preventing the interior of the heavy oil electronic control oil injector from solidifying and preventing devices in the oil injector from being corroded. The electronic control oil injector comprises an oil injector upper body, an oil injector body, an oil input hole plate, a needle valve body and a spraying nozzle which are sequentially arranged from top to bottom. A control volume cavity and a high-pressure fuel oil cavity are formed in the end faces, facing theoil input hole plate, of the needle valve body correspondingly. The oil injector upper body, the oil injector body and the oil input hole plate are sequentially arranged to form an oil input channel,an oil return channel and a circulating oil channel. An outlet of the oil input channel communicates with the control volume cavity and the high-pressure fuel oil cavity through oil ways. The circulating oil channel communicates with the high-pressure fuel oil cavity. A circulating valve for obstructing or breaking over fuel oil in the high-pressure fuel oil cavity to be leaked outside is arrangedin the circulating oil channel. An electromagnetic valve assembly and an oil output control valve assembly are installed in the oil injector body. An oil injector lower body assembly is arranged in the high-pressure fuel oil cavity of the needle valve body.

The invention discloses a method for preparing a tungsten-doped vanadium oxide film, comprising the following steps of: firstly, placing the cleaned substrate into a high vacuum chamber; secondly, introducing high-purity argon gas into a vacuum chamber; respectively carrying out sputter cleaning on the surfaces of a metal vanadium target and a metal tungsten target by turning on a vanadium target sputter power supply and a tungsten target sputter power supply under the condition that the substrate is shielded by using a substrate baffle; introducing high-purity oxygen gas into the vacuum chamber; opening the substrate baffle, closing a tungsten target baffle, turning on the vanadium target sputter power supply and depositing a bottom layer vanadium oxide film; after the depositing the bottom layer vanadium oxide film, closing oxygen gas and the vanadium target baffle and turning off the vanadium target sputter power supply, turning on the tungsten target sputter power supply and opening the tungsten target baffle and depositing an intermediate layer of tungsten film; after depositing the metal tungsten film, turning off the tungsten target sputter power supply and closing the tungsten target baffle, introducing oxygen gas again, turning on the vanadium target sputter power supply and opening the vanadium target baffle and depositing the vanadium oxide film; and finally, carrying out in-situ annealing treatment on a composite film obtained through deposition.

The invention relates to a process for treating ammonia nitrogen wastewater by a gas-state membrane. The process comprises the following steps: adopting a composite discolouring agent and a heavy metal catcher to pre-treat high-concentration ammonia nitrogen wastewater, feeding high-concentration ammonia nitrogen wastewater into an air stripping tower to perform ammonia nitrogen removal, introducing stripped ammonia gas into a hydrochloric acid absorption tower to generate ammonium chloride; mixing stripped wastewater with low-concentration ammonia nitrogen wastewater to obtain waste liquor, regulating the pH value of the waste liquor to be 10.5 or more, performing ultrafiltration, introducing ultra-filtered waste liquor and absorbing liquor into the gas-state membrane assembly, controlling flow speed andthe temperature, removing ammonia nitrogen to obtain an ammonia salt solution and waste liquor with ammonia nitrogen content lower than 10 mg / L; feeding the ammonia salt solution to the air stripping tower after regulating the pH value, passing through the hydrochloric acid absorption tower to obtain ammonium chloride. The process has an ammonia nitrogen removal rate higher than 99%; the treated waste liquor meets discharge standards. In a process, the gas-state membrane is good in stability, does not generate osmotic distillation of water; and a gas-state membrane process canbe continuously performed, so that industrial implementation is facilitated.

The invention provides an article distribution method, a server and a distribution robot. The method comprises the following steps: when the server receives a distribution task, a robot capable of executing the distribution task is selected as a distribution robot, and a plurality of idle containers are selected as distribution containers in the containers of the distribution robot; the distribution task and the container information of a plurality of distribution containers are distributed to the distribution robot; the distribution robot loads articles through a plurality of the distributioncontainers corresponding to the plurality of the container information, and distributes the articles according to the distribution task. The invention distributes articles through a plurality of distribution containers, saves human cost, can simultaneously distribute a plurality of kinds of articles, and improves the distribution efficiency.