109results about How to "Isolate pollution" patented technology

The invention discloses an anti-aging tightening eye mask with tuber magnatum. Essence for the anti-aging tightening eye mask with the tuber magnatum comprises, by weight, 2-6% of butanediol, 2-5% ofglycerin, 0.1-1% of tuber magnatum extract, 1-5% of grape fruit extract, 1-5% of chamomile extract liquid, 0.5-3% of corn protein amino acids, 0.5-2% of hibiscus esculentus fruit extract, 0.5-2% of biological carbohydrate gum-1, 0.5-1.5% of tremella fuciformis polysaccharides, 0.5-1% of D-panthenol, 1-3% of oligopeptides-1, 0.03-0.1% of sodium hyaluronate, 0.1-0.3% of allantoin, 0.5-3% of auxiliary components and the balance deionized water. An eye mask bag with a built-in non-woven fabric is filled with the essence for the anti-aging tightening eye mask with the tuber magnatum to obtain the anti-aging tightening eye mask with the tuber magnatum. The anti-aging tightening eye mask has the advantages that components in the anti-aging tightening eye mask are matched with one another, accordingly, skin can be multi-dimensionally repaired from diversified aspects such as wrinkle resistance, moisturizing, oxidation resistance, inflammation diminishing and antiviral action and cell proliferation and differentiation promotion, and the anti-aging tightening eye mask can assist in solving problems of eye skin loosening, eye wrinkle, under-eye puffiness and the like for the skin.

The invention discloses a high pressure opening and closing cabinet high in safety performance, and relates to the technical field of high pressure opening and closing cabinets. The high pressure opening and closing cabinet comprises a box body, a filter box is fixedly connected to one side of the top of the box body, an exhaust fan is fixedly connected to the other side of the top of the box body, a suction pipe is communicated with one end of an air inlet of the exhaust fan, a connecting pipe is communicated with one end of an air outlet of the exhaust fan, and one end of the connecting pipepenetrates through the filter box and extends inside the filter box. By means of the high pressure opening and closing cabinet, the filter box is fixedly connected to one side of the top of the box body, the exhaust fan sucks outside cold air inside the opening and closing cabinet, high temperature generated during work of the opening and closing cabinet is lowered, the using safety of the opening and closing cabinet is improved, a placing frame is fixedly connected to the bottom of an outer box, the opening and closing cabinet is easily fixed, the complex fixing program is simplified, installation is very simple and fast, and a lot of manpower and time are saved.

The invention belongs to the technical field of metal smelting, and discloses a method for preparing high purity zirconium by calcium in situ distillation-deoxidation. The method includes the steps that a raw material system A and a calcium reducing agent are separately placed in a sealed reaction container and heated under an inert atmosphere, calcium in the calcium reducing agent is dissolved into molten salt in the raw material system A in the form of high pure calcium gas, deoxidation of a zirconium raw material is realized, and the high purity zirconium with the oxygen content less than or equal to 0.10 wt% is prepared; the raw material system A is a mixture of the zirconium raw material and anhydrous calcium chloride, the raw material system A contains or does not contain one or twoof an alkali metal halide and an alkali earth metal halide, and the zirconium raw material is zirconium metal, a zirconium alloy or zirconia; the calcium reducing agent is calcium metal or a calcium alloy; and separately placed separated regions are isolated from each other and communicate through the gas phase. The method for preparing the high purity zirconium by calcium in situ distillation-deoxidation is simple and practicable, has the good effect of oxygen removal, and can meet the use requirements of aerospace, nuclear industries and other fields.

The invention relates to an air pollution protecting device for vehicles. The air pollution protecting device for the vehicles comprises a vehicle driving state position detector, an air detector, an air conditioner inner-outer circular controller, a processor, a vehicle-mounted air conditioner, a control panel system, an inner-outer state circular indicator light and a manual switch, wherein the air conditioner inner-outer circular controller comprises a power supply line module, an inner-outer circular state detecting circuit, an inner-outer circular switch, a short-reach wireless communication module and a primary single chip microcomputer. The air pollution protecting device for the vehicles has the beneficial effects of being capable of fully taking advantage of the air conditioner system in the vehicles, automatically controlling the inner-outer circular state of the vehicle ventilation system, isolating the pollution of the outside air to the inner vehicle at the most extent and keeping the good quality of the air in the vehicle at the same time according to the quality information of the air in the vehicle and outside the vehicle and combining the information of the driving positions, the driving speed and the passing road condition of the vehicles.

The invention relates to a device suitable for propagation of tephritidae-type insects and a propagation method of the device. The device comprises a cultivation chamber, a pupating chamber and a ventilation lid; the cultivation chamber and the pupating chamber are both utensils with upper ends opened; the cultivation chamber is formed in the pupating chamber, and the ventilation lid is arranged at the top of the pupating chamber; a dry sand layer is laid at the inner bottom of the pupating chamber, the cultivation chamber is formed in the portion above the dry sand layer, the ventilation lidis in fastened or threaded connection with the pupating chamber, and a ventilation gauze net is arranged in the middle of the ventilation lid; the cultivation chamber is internally provided with an artificial feed layer and a natural feed layer, the artificial feed layer is arranged at the inner bottom of the cultivation chamber, the natural feed layer is arranged on the artificial feed layer, andmoisture-retention gauze is laid on the upper portion of the natural feed layer. The device has the advantages that the device is easy to manufacture, practical and reusable; by means of the method,the survival rate and the pupating rate of tephritidae-type larvae are high and reach 90% or above; by means of the device, the contamination of other indoor and outdoor insects, particularly fruit flies can be avoided, and purification of obtained tephritidae pupae and imagoes is guaranteed.

The invention discloses a low-temperature industrial continuous catalytic cracking method and equipment for a waste organic polymer material. The method comprises the following steps: 1) carrying outearlier-stage treatment on a waste organic polymer material, 2) dehydrating and drying the waste organic polymer material, 3) carrying out a sectional catalytic cracking process on the waste high polymer material, 4) condensing and collecting cracking gas, 5) driving the melt material to move through an anti-coking heat-conducting medium, so that the heat and mass transfer effect is enhanced, 6) continuously discharging the pyrolysis carbon, 7) by non-condensable combustible gas generated by cracking supplies, heating the third-stage cracking reactor, 8) dividing the high-temperature flue gasinto three parts to be recycled, and discharging redundant parts through a tail gas treatment device, and 9) discharging tail gas. According to the invention, graded cracking of mixed waste organic polymer materials can be realized, cracked oil products are respectively recycled according to different decomposition temperatures of all the components, the maximum economic benefit of cracking products is realized, and the equipment is reasonable in structural design, can improve the production efficiency and realizes automatic production.

The invention discloses a full-closed type light trap sensing control unit and a manufacturing method therefor. The control unit comprises a cube micro-cavity for storing particles, a PDMS (polydimethylsiloxane) substrate with a common single-mode optical fiber channel, and a glass substrate for sealing. The glass substrate is provided with mark lines, and the mark lines are used for indicating the position of the center of a light trap and guaranteeing the relative position of the cube micro-cavity and the center of the light trap. The manufacturing method comprises the steps: the assembly of a square capillary tube, the preparation of the PDMS substrate, and the overall packaging. The control unit limits the movement range of particles through the micro-cavity, improves the capturing efficiency of particles, and isolates the external pollution and impact through the full-closed design.

A provided microbial electrochemical system for continuous culture, sampling and real-time detection comprises a medium container, a peristaltic pump, a culture reactor, a gas closet, an air pumping-exchanging system, a computer and an electrochemical workstation. The beneficial effects comprise that the microbial electrochemical system comprises three reaction chambers for parallel culture, so that complete parallel comparison can be realized in electrical stimulation experiments; six culture reaction chambers can independently perform continuous culture, different flow speed and different electrode-surface shearing force are provided; the microbial electrochemical system can keep long-term gas-liquid seal and isolate chemical and biological pollutions; nutrient-solution sampling and electrode-surface sampling can be realized in an experiment process; widely-applicable interfaces and modularization design are provided, specific electrodes and other parts can be conveniently refitted or mounted according to experiment demands; and the microbial electrochemical system mainly aims at microbes coming from sea, and is applicable to analysis on multiple biological samples containing environment samples and purely-cultured samples.

The invention relates to the technical field of VR (Virtual Reality), and provides a pair of VR eyeglasses with an anti-theft location function. The pair of VR eyeglasses with the anti-theft location function comprises an eyeglass body, wherein a mobile phone installing shell is arranged at the left side of the eyeglass body; a headband and a headset are arranged at the right side of the eyeglass body; the mobile phone installing shell comprises a shell body and a cover plate; an L-shaped pipe and a miniature fan are arranged on the lower side wall of the shell body; heat dissipation holes and lens hoods are arranged on the front side wall and rear side wall of the shell body; a temperature sensor is arranged on the inner surface of the cover plate; a location device is arranged on the top of the body; a single chip microcomputer, a GSM (global system for mobile communications) wireless communication module, a GPS (Global Position System) positioning module, a timing module and a data storage module which are connected to the single chip microcomputer are arranged in the location device; the single chip microcomputer is also connected to a temperature sensor and a control module; the control module is connected to the miniature fan; the headband comprises a top band and a brow band; the headset is fixed on the outer surface of the brow band by a spiral connecting line; a storage bag is also arranged on the outer surface of the brow band; and a zipper and a threading hole are arranged at an opening of the storage bag. The pair of VR eyeglasses with the anti-theft location function has the beneficial effects that the locating theft prevention of the VR eyeglasses is realized, meanwhile, the heat dissipation function of the pair of VR eyeglasses is enhanced, and as the pair of VR eyeglasses is provided with the headset, the pair of VR eyeglasses is convenient to use.

The invention discloses a circuit board assembly which comprises a circuit board, a photosensitive chip and a capacitor which are fixed on the circuit board, and a metal base attached to the circuit board; and the metal base is provided with a receding through hole for containing the photosensitive chip and a receding capacitor groove for containing the capacitor. According to the circuit board assembly provided by the invention, the problem that the imaging effect of the photosensitive chip is poor due to the fact that the circuit board is thinner and deformed can be effectively avoided, thephotosensitive chip and the capacitor are isolated from the external environment, the interference of external factors on the photosensitive chip and the capacitor is avoided, and the working performance of the circuit board assembly is improved. And the camera module adopting the circuit board assembly has a better imaging effect, so that the use experience of a user is improved to a greater extent. The invention also discloses a camera module which has the above beneficial effects.

A continuous needle pusher for acupuncture and moxibustion comprises a housing and a needle discharge nozzle. A press assembly, a swivel assembly and a needle storage assembly is arranged in the housing. The pressing assembly includes a slidable tubular pushrod disposed within the housing. A push rod is connected with a chassis. The chassis is provided with through holes. The through hole communicates with the inner cavity of the push rod and forms a sliding cavity. A slide bar is inserted into the sliding cavity. A sliding rod sleeve is provided with a first spring, at the free end of the slide rod. The rotary assembly includes a movable tooth member and a push tooth member provided with grooves. The movable tooth part is provided with a clamping post. A locking groove is arranged on thatinn wall of the housing, a needle storage assembly includes a needle storage cylinder inserted at the other end of a movable tooth member, a syringe barrel is provide with a plurality of needle storage holes. The moving tooth corresponding to the pinhole is provided with a thimble hole, the pushing tooth is provided with a positioning hole, the chassis is provided with a thimble, the free end ofthe storage cylinder is provided with a shaft column, the housing is provided with an axon, and the shaft sleeve is provided with a second spring, the other end of the second spring is sleeved on theaxon, and the shaft hole is provided with a magnet, which can isolate the pollution, and can store a large number of acupuncture needles. The continuous needle pusher is convenient to use, and is highly efficient and cost-effective.

The invention relates to range hood cookers, in particular to a hearth plate of a totally-closed air curtain range hood. The four sides of the hearth plate are provided with angle-adjustable strip-shaped air outlets; and by means of the hearth plate of the totally-closed air curtain range hood, a totally-closed tapered air curtain can be formed, cooking fumes can be totally closed in the tapered air curtain, and the cooling fumes are conveyed to a suction port of a range hood along with the tapered air curtain and discharged out of a kitchen completely through the range hood. The hearth plateof the totally-closed air curtain range hood comprises a hearth plate body, a draught fan, a noise elimination plenum chamber, angle-adjustable strip-shaped air outlets, the range hood, the totally-closed tapered air curtain, an air-input grille, an airflow-stabilizing grille and a steel wire safety net. The hearth plate of the totally-closed air curtain range hood is characterized in that angle-adjustable strip-shaped air outlets are formed in the hearth plate body; air enters through the air-input grille and is conveyed by utilization of the draught fan; and then the air passes through the airflow-stabilizing grille, enters the noise elimination plenum chamber and is discharged from the angle-adjustable strip-shaped air outlets, and the totally-closed tapered air curtain is formed. The angle-adjustable strip-shaped air outlets are provided with corresponding air output angles, and a beveled air curtain is formed by the air discharged. A closed rectangular pyramid is formed by air curtains on four sides and the range hood; the cooling fumes are discharged out of the kitchen completely through the range hood; and pollution of the kitchen by the cooling fumes and damage to human bodies by the cooling fumes are completely isolated.

The present invention relates to the technical field of in-vivo sampling and inspection, and particularly relates to an oncology department in-vivo sampling and inspection device. The oncology department in-vivo sampling and inspection device comprises a box cover, an upper end surface of the box cover is provided with a temperature display screen, one side of the temperature display screen is provided with two indicator lights, a lower end surface of the box cover is provided with a box body, an inside of the box body is provided with an in-vivo state display screen, one side of the in-vivo state display screen is provided with an operation button area, one side of the operation button area is provided with a fourth partition plate, one side of the fourth partition plate is provided with a medicine placing chamber, one side of the medicine placing chamber is provided with a sponge storage block, an upper end surface of the sponge storage block is provided with a sampling sleeve pipe, one end of the sampling sleeve pipe is provided with a sampling head, and the sampling head comprises a camera, a connecting sleeve, a sampling knife, a scraping blade mounting sleeve, a connecting column and a limiting block. The oncology department in-vivo sampling and inspection device is provided with the easily replaceable sampling head, is convenient for sampling, can transport a plurality of samples, and can isolate contamination between the samples.

The invention discloses a material evidence extraction worktable for legal medical experts. The material evidence extraction worktable comprises a fixed or movable working box (2), wherein an air exhaust door (1) is arranged at one end of the working box; a material evidence extractor (5) is arranged at the other end of the working ox; one end of the material evidence extractor stretches into the working box in a sealing manner and is movably connected to a vacuum sucking head (8) through a telescopic pipe (6); an efficient filtration fan (3) used for purifying and disinfecting the air is arranged on the working box; an ultraviolet lamp (4) and a lighting lam (14) are arranged at the upper part in the working box; a pair of working holes (12) are formed in the front side and the rear side of the working box respectively; sealing cover plates (7) are movably arranged on the working holes. By virtue of the material evidence extraction worktable, a detection space which is convenient to manufacture and flexible to use, and is capable of accurately extracting and exerting various detection operations is provided for the examination of the material evidence; the material evidence extracting accuracy and reliability can be ensured; a large quantity of money needs not to be spent for building a detection room, so that the cost is lowered.

The invention relates to a printer protection frame with a screen protection apparatus. The protection frame is a rectangular shell, the front side of the upper part of the protection frame is provided with a display screen, the lower part of the protection frame is provided with a printer installation cabinet, the front side surface of the printer installation cabinet is provided with a paper outlet, the upper part of the protection frame is hinged to a swing plate, the front end surface of the upper part of the protection frame is provided with an arc slideway, the arc slideway regards the display screen as the rotation center and surrounds the display screen, an arc shell cover is arranged in the arc slideway in a matched manner, a driving column is fixed to the upper end of the arc shell cover, and the upper end of the driving column is arranged in a bar-shaped hole of the wing plate in a matched manner. According to the protection frame, on the basis of the conventional printer protection frame, the arc slideway matched with the arc shell cover is additionally arranged around the display screen or a touch screen through the improvement of a shell structure, the touch screen is protected by employing the arc shell cover, external pollution such as wind, rain, and dust can be isolated, and the screen is protected.

The invention relates to an automobile which comprises an automobile body and a license plate mounted on the automobile body; the license plate comprises an electric energy generating device, a memory in which vehicle information is stored, a processor, and a LoRa communication module and / or NB-IoT communication module; the electric energy generating device, the memory and the LoRa communication module and / or NB-IoT communication module are respectively connected with the processor. Electric energy generated by the electric energy generating device can be supplied to the memory, the processor and the LoRa communication module and / or NB-IoT communication module for working; an external power supply (a battery or a vehicle-mounted power supply and the like) is not required; through information interaction between the LoRa communication module and / or NB-IoT communication module and a vehicle information receiving end, a vehicle is not required to decelerate in a toll station, a parking lot and other places to wait for a camera to take pictures, so that the work efficiencies of the toll station, the parking lot and the other places are improved, and the traffic jam can also be avoided.

The invention discloses a carbon-ceramic composite material crucible containing a Si3N4 and BN composite coating and a preparation method of the carbon-ceramic composite material crucible. The carbon-ceramic composite material crucible is prepared by sequentially depositing an Si3N4 coating and a BN coating on a carbon-ceramic crucible substrate. According to the invention, a carbon-ceramic crucible is used as a substrate, the Si3N4 coating is deposited on the pores and the surfaces (the inner surface and the outer surface) of the carbon-ceramic crucible, and then the BN coating is deposited. According to the invention, monocrystalline silicon is produced only by adopting a single crucible, and the high-temperature stability and the silicon corrosion resistance of the crucible are greatly improved through the synergistic effect of the carbon-ceramic crucible substrate, the Si3N4 coating and the BN coating; and meanwhile, the wettability of the surface of the crucible to silicon is poor, so that the problem that silicon crystal is adhered to the crucible and is difficult to clean after monocrystalline silicon production is avoided, the service life of the crucible is prolonged, the replacement frequency of the crucible is reduced, and the production efficiency of monocrystalline silicon is improved.

The invention discloses a silicone sealed mask, which comprises a mask main body (1) and a plurality of binding bands (2), wherein a soft metal fitting strip (3) is arranged at the fitting part of themask main body (1) and the nose bridge of a human body, and comprises also an annular silicone sealing ring (4), the cross section of the silicone sealed ring is a ' ('-shaped structure, and the ' ('-shaped cross section sweeps along an annular sweeping line (41) to form the integral structure of the sealing ring; the annular silicone sealing ring (4) sleeves on the edge of the mask main body (1)through the ' ('-shaped structure, and a convex smooth transition curved surface (42) is arranged on the fitting surface of the annular silicone sealing ring (4) and the face part of the human body;according to the invention, the annular silicone sealing ring sleeves on the mask main body, the mask can adapt to different face curvatures to realize perfect fit, and the annular silicone sealing ring can completely seal the edge of the face under the action of the binding bands, thereby effectively isolating dust and other pollutants.

The invention discloses a double-mass anti-resonance vibrating screen. The double-mass anti-resonance vibrating screen comprises a screen box, a cantilever screen body, a supporting frame, master vibration springs, isolation springs, a bearing frame and vibration excitation devices; the screen box is arranged on the bearing frame through the isolation springs; the supporting frame is fixed to a cross beam of the screen box; the cantilever screen body is fixed to the supporting frame through the master vibration springs; and the vibration excitation devices are arranged at the bottom of the screen box. According to the double-mass anti-resonance vibrating screen, a double-mass anti-resonance design is adopted for the vibrating screen, the cantilever screen body independently serves as a vibration body so that the mass of vibration can be decreased to the largest extent, meanwhile, aiming at the connecting problem of the cantilever screen body and the screen box, connecting structures taking plate springs and spiral springs as the master vibration springs are designed separately, and therefore the structure is simple, and the maintenance is convenient; and Meanwhile, the cantilever screen body is adopted so that screen pores can be effectively prevented from being blocked, the vibrating screen is particularly suitable for screening fine, viscous and wet ore materials, in addition, the screening efficiency is high, the weight can be decreased, and energy can be saved.

The invention discloses a quantitative putting-in bottle. The quantitative putting-in bottle comprises a bottle body (1) and a bottle cap (2) and further comprises a communication base (3), wherein the bottom surface of the communication base is provided with an opening connection port (4), the top surface of the communication base is provided with a bottle cap connection port (5), a material channel communicated with the opening connection port and the bottle cap connection port is formed in the communication base and comprises a bottle side material channel (6), the bottom end of the bottle side material channel (6) is communicated with the opening connection port, and the top end of the bottle side material channel (6) stretches to the middle portion of the communication base. The quantitative putting-in bottle further comprises a cap side material channel (7) and a material flowing control chamber (8), wherein the top end of the cap side material channel (7) is communicated with the bottle cap connection port, the bottom end of the cap side material channel (7) stretches above the middle portion of the communication base, the material flowing control chamber (8) is arranged on the middle portion of the communication base, the material flowing control chamber (8) is communicated with the top end of the bottle side material channel downwards and is communicated with the bottom end of the cap side material channel upwards, a material flowing control valve (9) is arranged in the material flowing control chamber (8), and the communication base is provided with a valve control device used for controlling the material flowing control valve. According to the quantitative putting-in bottle, contained material can be taken quantitatively and conveniently, the contained material can be effectively prevented from being polluted by bacteria and moisture, and the quantitative putting-in bottle is economical and practical.

The invention discloses a two-time fermentation method for Liupao tea.The method sequentially comprises the following steps of tea picking, fixation, rolling, fermenting, drying, sieving, blending, pile fermentation, drying, tea steaming, extrusion and secondary fermentation and aging; the fermenting step comprises the process of conducting fermentation through a tea leaf fermentation device; the secondary fermentation step comprises the processes that well-steamed Liupao tea leaves are put into the tea leaf fermentation device for fermentation, standing is conducted for 24 h, the treated tea leaves are pressed into tea blocks, the tea blocks are packed with sticky rice paper, and then the packed tea blocks are put into a basket sprayed with fermentation liquid; the tea leaf fermentation device comprises a tea barrel, a pair of electromagnets which are opposite in magnetic pole direction are arranged between the inner wall of a tea barrel groove and the portions outside protrusions of a liquid inlet pipe, and the liquid inlet pipe is provided with a circular water tray and multiple spray heads.According to the two-time fermentation method for the Liupao tea, the problems that for an existing one-time fermentation technology of the Liupao tea, the fermentation period is long, fermentation is nonuniform and insufficient, and the quality of finished tea is affected can be solved.

The invention provides a balcony microecosystem. The balcony microecosystem is characterized by being composed of an LED plant growing lamp, a solar photovoltaic panel, a direct-current electric water pump, spiral seaweed, a water tank with soil, asparagus fern, virginia creeper seeds, a bridge-type direct-current gate circuit and an external power source. By the balcony microecosystem, self-sufficiency of oxygen can be realized while being isolated from the outside, and outside air pollution can be isolated; the balcony microecosystem is used for self protection during prevalence of communicable diseases.

The invention discloses low-temperature industrial continuous catalytic cracking equipment for waste organic polymer materials. The low-temperature industrial continuous catalytic cracking equipment comprises dehydration drying devices, a cracking device, a heat-conducting medium recovery device, a cracked carbon recovery device, a pyrolysis gas condensing device, a pyrolysis gas recycling combustion device, a flue gas circulating system and a flue gas treatment device which are connected in sequence. The dehydration drying devices comprise a dehydration drying device a and a dehydration drying device b. The cracking device is mainly composed of three stage of crackers, and each stage of cracker comprises a large spiral conveying mechanism, a heat supply mechanism, a heat preservation mechanism, a machine barrel, a sealing mechanism, a transmission mechanism and the like. Free conveying and cracking processes of a waste organic polymer material in cracking can be realized, and conveying of the material is forcibly realized among all stages of cracking reactors through conveyors. The equipment is reasonable in structural design, the production efficiency can be improved, dust pollution is isolated, and automatic production is achieved.

The invention provides a three-dimensional mask. The mask comprises a mask body and mask belts, wherein the mask body comprises a left sheet part and a right sheet part; each of the left sheet part and the right sheet part comprises a non-woven fabric layer, a filtering layer and a waterproof layer from outside to inside; one side of the left sheet part and one side of the right sheet part are mutually welded, so the waterproof layers of the left sheet part and the right sheet part are attached to each other; the mask belts are mounted on the other sides of the left sheet part and the right sheet part; and a nasal splint area, a middle area and a lower area are respectively arranged on the mutually-welded sides of the left sheet part and the right sheet part from top to bottom. According to the invention, the nose of a wearer is protected through the nasal splint area; the lower area protects the jaw of the wearer; the middle area protrudes higher than the nasal splint area, so the mouth of the wearer cannot make contact with the interior of the mask, and a comfort degree in wearing of the mask by the wearer is improved; and when the mask is not used, the inner side of the left sheet part and the inner side of the right sheet part are attached to each other, so pollution of the outside to the wearing side of the mask is isolated, and the mask is convenient to store.

The invention discloses a modern and intensive apple bag-free cultivation and management method. Hail-prevention nets are used comprehensively and multiple properly, physical, physiological and chemical means are utilized to prevent and treat diseases, prevention and control efficiency is improved by utilizing a mist spraying machine, bagging is replaced with application of a leaf fertilizer, multiple factors are integrated, non-toxic, high-yield, high-quality production of apples is achieved, and the production cost is reduced.

The invention discloses a cooling and ventilated medicine cabinet in the technical field of medicine cabinets. It includes a cabinet body, a cooling device is installed on the upper right side of the cabinet body, a ventilation pipe is arranged on the right side of the cooling device, and the other end of the ventilation pipe is connected to the right side of the cabinet body. At the lower end, there are four placement boards in the inner cavity of the cabinet. Ultraviolet lamps are installed on the top of the inner cavity of the cabinet and the bottom of the placement board. Ventilation holes are opened on the right side of the cabinet and on the surface of the placement board. There are brackets on the bottom of the cabinet. There is a cabinet door on the front of the cabinet, a water pipe on the inner wall of the cabinet, a water tank on the right outer wall of the cabinet, and a water tank connected to the bottom of the water pipe, a water pump on the right outer wall of the water tank, and a water delivery pipe connected to the other end of the water pump. The inner wall of the pipe, and the other end of the water delivery pipe runs through the right wall of the cabinet to connect the water pipe. The invention adopts an internal circulation design, which effectively isolates external pollution, enhances refrigeration efficiency, saves storage costs, has uniform ventilation, and can maintain a low temperature state for a long time even in the event of a power failure.

The invention provides a microbial electrochemical system for continuous culture, sampling and real-time detection. The microbial electrochemical system comprises a culture medium container, a peristaltic pump, a culture reactor, a gas cabinet, an exhaust and ventilation system, a computer and an electrochemical workstation. The microbial electrochemical system has the beneficial effects that the system comprises three pairs of parallel culture reaction chambers, and completely parallel contrast can be realized in electrical stimulation tests; continuous culture can be independently performed in the six culture reaction chambers, and different flow velocities and different electrode surface shear forces can be provided; gas-liquid closeness and chemical and biological pollution isolation are kept for a long time; culture solution sampling and electrode surface sampling are realized in an experimental process; with widely adaptive interfaces and modular design, a specific electrode or other parts can be conveniently transformed and loaded according to experimental requirements; the microbial electrochemical system mainly aims at microbes from ocean and is suitable for analysis of multiple biological samples comprising environmental samples and pure culture samples.

The invention discloses a multi-vane anisotropic turbulent flow type low-pressure and self-balancing slurry degassing device. According to the multi-vane anisotropic turbulent flow type low-pressure and self-balancing slurry degassing device, a main body is composed of a multi-vane anisotropic turbulent flow generator and a low-pressure double-balance automatic accommodometer. The multi-vane anisotropic turbulent flow generator is provided with an agitating shaft, four sets of anisotropic vanes, an agitating barrel, a gas inlet guide pipe and a gas outlet guide pipe; the low-pressure double-balance automatic accommodometer is provided with a double-sleeve three-way closed glass outer pipe, a two-way glass inner pipe and a differential pressure balancing adjusting medium. According to the multi-vane anisotropic turbulent flow type low-pressure and self-balancing slurry degassing device, due to the design of non-equal-length backward vanes and a double-sleeve three-way gas quantity self-balancing compensation device, low-quantity gas carried by slurry can be agitated sufficiently and degassed; under the condition of ultralow gas quantity, the double-sleeve three-way gas quantity self-balancing compensation device can effectively carry away trace gas in the slurry. Therefore, the multi-vane anisotropic turbulent flow type low-pressure and self-balancing slurry degassing device is suitable for degassing the conventional slurry, is particularly suitable for degassing the slurry with great slurry density, many organic additives, great viscosity and small gas content, is complete in structure, is strong in adaptability and has a very good degassing effect.

The invention discloses a diesel engine exhaust particulate matter sampling and sealing system and method. The system comprises a sampling pipeline, a cooler, a two-electricity three-position three-way electromagnetic valve, a one-way valve I, a one-way valve II, an overflow valve, a movable joint, a two-position two-way electromagnetic valve, a sampling tank module and a control circuit. The diesel engine exhaust particulate matter sampling and sealing system is simple in structure, main parts can be cut and processed by a machine and can be manufactured quickly and conveniently, is convenient for the small-batch machining and manufacturing of enterprises and colleges, enables the research cost to be reduced, and can sample and seal the diesel engine exhaust particulate matters under different given working conditions.