178results about How to "Multi-purpose" patented technology

A debris removal system that includes at least a control module that includes a debris contact module storage area, a maneuverable arm and camera storage area, a maneuverable arm, a camera, and a universal coupler socket; a guidance, control, and communications unit; a maneuvering module, wherein the maneuvering module includes fuel / propellant storage containers that provide fuel / propellant, via a control and fuel / propellant delivery conduit, to one or more control thrusters; a propulsion module, wherein the propulsion module includes fuel / propellant storage containers that provide fuel / propellant to at least one primary thrust device; and a debris contact module, wherein the debris contact module includes a debris contact member attached or coupled to a debris contact element, and wherein a universal coupler pin extends from the debris contact member so as to allow the debris contact module to be attached or coupled to the universal coupler socket of the control module.

The application relates to a vehicle mobile phone support. The vehicle mobile phone support comprises a support body, a clamping mechanism, and a clamping jaw or a sucking disc arranged at the back of the support body and used for being connected with a vehicle, the support body comprises a support front cover and a support rear cover, the support front cover and the support rear cover are connected to form a containing space, the clamping mechanism is arranged in the containing space, the clamping mechanism comprises a left clamping arm, a right clamping arm, a clamping seat, and a connecting rod assembly, the left clamping arm and the right clamping arm respectively extend towards the left and right directions from the containing space and are exposed out of the support body, one end of the left clamping arm, located at the containing space, is provided with a long-strip groove, one end of the right clamping arm, opposite to the long-strip groove of the left clamping arm, is provided with a slide bar matched with the long-strip groove, the left clamping arm and the right clamping arm are connected in a sliding manner through the long-strip groove and the slide bar, the clamping seat extends downwardly from the containing space and is exposed out of the support body, and the connecting rod assembly drives the left clamping arm, the right clamping arm, and the clamping seat and clamps a mobile phone in the vehicle mobile phone support.

The embodiment of the invention discloses an air-conditioner. The air-conditioner comprises a fire detector which is configured in the air-conditioner and used for detecting whether the indoor environmental parameters exceed the fire parameter threshold and generating and outputting a fire signal if the judgment result is yes; and a fire alerter which is configured in the air-conditioner and used for performing fire alarm according to the fire signal. According to the air-conditioner, the fire detector and the fire alerter are configured, and the air-conditioner can be used as a common air-conditioner and can also be used as a fire detection and alarm system and can perform timely fire detection and alarm in case of fire accident so that the problem that the life and the property of residents are threatened by the fire due to the fact that very few ordinary families install the fire detection and alarm system can be solved, loss of the life and the property of the users can be reduced and the multipurpose performance of the air-conditioner can be realized.

A metering device for aspirating and dispensing a liquid includes a housing; a pumping medium, preferably a gas containing chamber contained within the housing; a channel having a proximate end in fluid communication with the chamber and a distal end in fluid communication with an external environment; a heat or cold source providing a source of heat or cold to the gas containing chamber; and a temperature sensor for measuring the temperature inside the chamber. In a preferred embodiment, the device further includes a pressure sensor for measuring gas pressure inside the chamber, or multiple chambers. A method for aspirating and dispensing a liquid includes: providing a metering device for aspirating and dispensing a liquid that includes a housing; a gas containing chamber contained within the housing, the chamber; a channel having a proximate end in fluid communication with the chamber and a distal end in fluid communication with an external environment; a heat or cold source providing a source of heat or cold to the gas containing chamber; and a temperature sensor for measuring the temperature inside the chamber; providing a source of liquid to be aspirated; bringing the distal end of the channel into contact with the liquid; cooling the gas containing chamber with the heat or cold source to aspirate a first volume of liquid into the device; and heating the gas containing chamber to dispense a second volume of liquid out of the device. In a preferred embodiment, the metering device is a used in a diagnostic analyzer for determining the presence of one or more analytes in a sample.

The invention discloses application of chervil lankspur herb in treating livestock breeding wastewater, which is to grow the chervil lankspur herb in an environment polluted by the livestock breeding wastewater. The invention completely utilizes the characteristics of adsorption and removal of the chervil landkspur herb on pollutants in the livestock breeding wastewater, such as ammonia nitrogen, total phosphorus, total nitrogen, CODCr and the like, and implants the chervil landkspur herb into the livestock breeding wastewater pollution environment to absorb and accumulate the ammonia nitrogen, the total phosphorus, the total nitrogen, the CODCr and other pollutants in the wastewater, thereby reducing the content of the pollutants in the wastewater, and purifying the livestock breeding wastewater. The application has the characteristics of low cost, low operation cost, good effect, strong operability and the like, develops new plant resource varieties for treatment of livestock breeding wastewater pollution, provides new progress and development space for further development of the livestock breeding wastewater pollution of artificial marsh plant treatment, and can sufficiently and reasonably utilize resources to realize multiple purposes of one object.

An overhaul bench for an automatic transmission comprises a base. A workbench is arranged on the base. A part storage cabinet is arranged on one side of the workbench which is divided into a disassembly area, a cleaning area and an overhaul area. The disassembly area and the overhaul area are located on the two sides of the cleaning area. The disassembly area comprises a disassembly table; a waste oil collecting cabinet is arranged at the lower end of the disassembly table; a cabinet door is hinged to one side of the waste oil collecting cabinet; a plurality of oil leakage holes communicating with the waste oil collecting cabinet are formed in the upper portion of the disassembly table; and a waste oil collecting bucket and a flow guide plate are arranged in the waste oil collecting cabinet. The cleaning area comprises a coarse washing groove and a fine washing groove which are arranged side by side. The overhaul area is located on one side of the cleaning area, and an overhaul table of the overhaul area is provided with an overhaul clamp. The overhaul bench is clear in area dividing and can be used as a whole, maintenance workers can achieve all procedure operation wholly of the automatic transmission according to overhaul procedures, all parts can be used separately, the functions are independent, and spaces are sealed independently and are not limited by time and space.

A vehicle-mounted mobile phone holder of the application is used for fixing a mobile phone to a vehicle, and can charge a mobile phone wirelessly. The vehicle-mounted mobile phone holder is characterized in that the vehicle-mounted mobile phone holder comprises a fixed part, a bearing frame, clamping arms, and a front cover covered by the fixed part. The fixed part and the front cover form an accommodating space. The bearing frame is accommodated in the accommodating space, and is in sliding connection with the fixed part in the vertical direction. A clamping base extends downward from the bearing frame body of the bearing frame. The clamping arms consist of a left clamping arm and a right clamping arm. The left clamping arm and the right clamping arm are in sliding connection with the bearing frame in the horizontal direction. The back of the fixed part is equipped with a fixed jaw which extends away from the fixed part from the back of the fixed part. The inner side of the fixed part is provided with a bearing frame motion guide slot and a clamping base operation guide rail, and the clamping base and the bearing frame move along the operation guide rail and the motion guide slot respectively to ensure that a mobile phone can be better clamped in the vehicle-mounted mobile phone holder.

The invention provides a multifunctional telescopic insect raising cage. A cage top and a cage bottom are connected through supporting rods in a supported mode. Each supporting rod is formed by connecting multiple telescopic rods in a sleeved mode. Telescopic operation of every two telescopic rods is controlled by a telescopic switch. Grooves are formed in the opposite sides of every two adjacent supporting rods, the two sides of a gauze element are embedded into the grooves of the corresponding supporting rods, and then the side faces of the insect raising cage are enclosed. Reel grooves are formed in the bottoms of the supporting rods, the two ends of a reel are installed in the corresponding reel grooves, the bottom ends of the gauze elements are connected with the reels, and the top ends of the gauze elements are connected with the cage top. An extensible drawer is arranged at the bottom of the cage bottom, and a feeding platform with meshes is arranged on the drawer and used for containing insects and feed and separating the insects and the feed from excrement. The insect raising cage is used for raising phauda flammans walkers, the height of the insect raising cage is reduced in the larva raising stage, larvae are evenly fed and consistently developed, after the larvae feather to the egg laying and incubation stages, the height of the insect raising cage is increased, and potted plants are conveniently placed so that egg laying operation can be facilitated. The multifunctional telescopic insect raising cage is simple in structure, low in cost, easy to operate, reasonable in space utilization, easy to maintain and clean and multifunctional.

The invention provides a food processer and an interface display control method of the food processer. The food processer comprises two or more cups different in type, a base and a control unit. An instrument type detection element for identifying the types of the cups is arranged on the base and sends a corresponding instrument type signal according to the types of the placed cups; the control unit receives the instrument type signal to call a corresponding control program and display a corresponding control interface on a touch control panel, and the control interface is displayed under irradiation of light different in wavelength separately. According to the food processer, the problem of low function-integration level of a food processer in the prior art is solved.

The invention discloses application of cardamine hirsute in treating livestock and poultry cultivation wastewater by planting the cardamine hirsute in the contaminated environment of the livestock and poultry cultivation wastewater. By fully utilizing the adsorption and removing characteristics of the cardamine hirsute on ammonia nitrogen, total phosphorus, total nitrogen, CODCr and other contaminants in the livestock and poultry cultivation wastewater, the cardamine hirsute is planted in the livestock and poultry cultivation wastewater to absorb the ammonia nitrogen, the total phosphorus, the total nitrogen, the CODCr and other contaminants accumulated in the wastewater, thereby reducing the content of the contaminants in the wastewater, and purifying the livestock and poultry cultivation wastewater; the application has the characteristics of low cost, low operation expense, good effect, strong maneuverability and the like, develops a new plant resource variety for the treatment of the livestock and poultry cultivation wastewater, brings new progress and development space for deep development of treating the livestock and poultry cultivation wastewater by constructed wetland plant, fully and reasonably utilizes resources and achieves multifunction.

The application discloses an onboard mobile phone stand which includes a stand body and a fixed claw or an absorbing disk which extends from the back part of the stand body and distant away from the stand body. The stand body includes a stand front cover, a clamping mechanism and a stand rear cover. The stand front cover buckles the stand rear cover and form an accommodating space. The clamping mechanism is accommodated inside the accommodating space and includes a left clamping arm, a right clamping arm, a clamping pedestal and a drive pole. The left clamping arm and the right clamping arm extend in the left and right directions from the accommodating space and protrude out of the stand body. The clamping pedestal extends downward from the accommodating space and protrudes out of the stand body. The clamping pedestal is in rotary connection to one end of the drive pole, and the other end of the drive pole is in rotary connection to the left clamping arm and the right clamping arm and drives the left clamping arm and the right clamping arm to be in sliding connection in the horizontal direction. According to the invention, the stand rear cover is provided on the internal side thereof with guide grooves for driving the left clamping arm and the right clamping arm to move, the rotary connection inside the clamping mechanism ensures the mobile phone to be better clamped inside the stand.

A multi-purpose cutting-sawing machine for cutting metal plate in irregular shape and sewing metal and non-metal plate or rod is composed of casing, bearing, eccentrical shaft, sliding axle sleeve, slide block, cutter holder, saw clamp and saw blade. It features that one end of the said slide block has a T-shape slot matched with the T-shaped head of cutter for fixing the cutter and its another end has two screws to fix the saw clamp and saw blade. Under the drive of external force, the eccentrical shaft rotates at high speed to drive the cutter and saw blade via slide block to do reciprocating straight line movement.

The invention discloses a pair of napier's compasses. The pair of napier's compasses comprises a telescopic adjusting mechanism and a pencil clamp fixing mechanism. The telescopic adjusting mechanism comprises a rotating locking mechanism, a sliding focal length adjusting mechanism and a thread rope locking mechanism, wherein the sliding focal length adjusting mechanism is arranged on the rotating locking mechanism in a sliding mode, the thread rope locking mechanism is fixed on the rotating locking mechanism, and the pencil clamp fixing mechanism is connected to the thread rope locking mechanism. In this way, a continuous curve can be rapidly and accurately drawn up at one time through the pair of napier's compasses, circles and ellipses can be drawn, and multiple purposes of the pair of napier's compasses are achieved; due to the fact that gear drive is adopted, stability and reliability are achieved, and accuracy is high; due to the fact that magnets at the bottom end can attract on a blackboard, labor is saved in the drawing process, drawing can be rapidly conducted, and the pair of napier's compasses is convenient to carry.

The invention provides a shovel. The shovel comprises a shovel head, a handle and a butt joint. The handle is connected with the shovel head through the butt joint; the shovel head comprises a shovel head body and a shovel edge portion, wherein two buckles are arranged on the two opposite sides of one side of the shovel body, one side of the shovel edge portion is inserted into one side of the shovel head body and fixed by the buckles; the butt joint comprises a butt joint body, a supporting rod, a first fixing clamping sheet, a second fixing clamping sheet and a fastening nail, wherein one end of the butt joint body is connected with one side, away from the shovel edge portion, of the shovel head body, the supporting rod is arranged at the other end of the butt joint body, the first fixing clamping sheet and the second fixing clamping sheet are rotationally arranged on the two opposite sides of the supporting rod, a cavity is jointly defined by the first fixing clamping sheet and the second fixing clamping sheet, an adjusting hole is formed in one side, away from the supporting rod, of the first fixing clamping sheet, a plurality of through holes are formed in one side, away from the supporting rod, of the second fixing clamping sheet along a circular ring with the cavity center as a circle center at intervals, one end of the handle is inserted into the cavity, and the fastening nail penetrates through the adjusting hole and one through hole and is inserted into the handle. According to the shovel, the whole shovel is not required to be replaced, and different handles can be installed without cutting.

The invention discloses a bed, chair and table three-in-one combination. The combination comprises a bed head board, a bed tail board, a first intermediate board, a second intermediate board and two handrails. When the combination is in use, a bed can be transformed into a chair by folding the two intermediate boards and the bed tail board, the chair can be transformed into a table by overall overturning the chair, and any state transformation can be conducted on the three kinds of furniture as needed; when idle, the combination can be placed in a normal space as any one of the three kinds of furniture. According to the multipurpose combination, state transformation can be rapidly conducted to meet the short-term demand for a bed or a chair or a table. Meanwhile, by means of the combination, life space occupied by furniture is reduced, and the space environment utilization rate is increased. The combination is simple in structure and has the advantages of being easy to install, low in manufacturing cost, convenient to operate and the like.

The invention discloses a practical training experiment bench for physics teaching, which comprises rollers and a box. The box is provided with a locker and a drawer, and an experiment platform is arranged on the top of the box. The experiment platform is composed of a mechanical experiment area, an electrical experiment area, an instrument area, a speed experiment area, and an auxiliary equipmentarea. The rollers are fixed under a support column by fastening bolts. A base is arranged above the mechanical experiment area, and a telescopic rod is fixedly mounted above the base and is fixedly connected to a timing dotting device through a fixing frame. The electrical experiment area is provided with a power indicator, a voltage adjustment knob, and a current adjustment knob sequentially from left to right. The speed experiment area is fixedly provided with a smooth ramp and a skateboard, and the auxiliary equipment area is provided with a timer and a digital weight scale. The practicaltraining experiment bench adopts reasonable structure design, has complete experimental equipment, satisfies teaching of multiple teaching experiments, and achieves multiple uses through one thing.

The invention relates to a multifunctional data acquiring-outputting teaching experimental device and a control method thereof. The device comprises a single chip microcomputer, a digital-quantity input interface, a digital-quantity output interface, an analog-quantity input interface, an analog-quantity output interface and a display interface, wherein the single chip microcomputer stores a control program, is a control core of the whole device, and can acquire or output digital / analog signals; the digital-quantity input interface is formed by connecting the single chip microcomputer to a digital-quantity input terminal through an I / O extension module; the digital-quantity output interface is formed by connecting the single chip microcomputer to a digital-quantity output terminal through a latch; the analog-quantity input interface is formed by connecting the single chip microcomputer to an analog-quantity input terminal through an analog-quantity acquiring module; the analog-quantity output interface is formed by connecting the single chip microcomputer to an analog-quantity output terminal through an analog-quantity output module; the display interface is formed by connecting a display terminal with an I / O pin of the single chip microcomputer; and the control program comprises a main program and an interrupt service processing program. The device has the advantages of numerous functions, strong flexibility, great applicability to teaching, graduation design and extracurricular practice of students, reuse capability, plentiful interfaces, good software generality and good extensibility.

The invention discloses a novel electric scooter which includes a main rod, a U-shaped seat and a front wheel. According to the novel electric scooter, a changing hanging mechanism is arranged at theupper end of the outer side of the main rod, so that an external water bottle is capable of being into a cup groove; a cup clip is used for clamping and fixing, a clamping position can be eliminated through a clamping block on a first connecting block and a clamping slot, the cup clip can be rotated to change the direction to enable an opening to be upward, a clamping block on a second connectingblock is inserted into the clamping slot, objects can be hung at multiple positions, convenience is brought to use, and one object has multiple purposes; and meanwhile, an adjustment pedal device is arranged at the middle of the top end of a chassis, a rotary knob is rotated to drive a worm wheel to be matched with a worm, a threaded rod is driven to be matched with a threaded sleeve, a supplementplate slides out from the front and back ends of a main body, movement adjustment is carried out according to the required width, the pedal area is increased, contraction is conveniently and quicklyachieved, the occupied space is small, and the comfort is high.

The invention discloses a handle ironing machine which is mainly used for the welding a bag handle of a non-woven fabric bag. The handle ironing machine comprises a frame, a bag handle conveying device, a bag handle bending device, a handle ironing device and a feeding device, wherein the bag handle conveying device clamps the bag handle and then sends the bag handle to the bag handle bending device; the bag handle bending device is provided with a pair of handle pressing heads; rotating tables corresponding to the handle pressing heads are arranged below the handle pressing heads; the handleironing device is arranged on the frame; and the feeding device transfers cloth to be ironed to the handle ironing device. The handle ironing machine is characterized in that a moving bracket for transferring an ironing handle to the cloth is arranged on the frame; the pressing heads are arranged on the moving bracket; and supporting planes corresponding to the pressing heads are arranged on the moving bracket. With such structure, the bag handle can be conveniently moved to the cloth and welded, and the handle ironing machine has the characteristics of high speed and good welding quality.

The invention relates to a method for preparing a sodium bismuth molybdate nanometer material. The method comprises a step 1) of dissolving bismuth nitrate in ethylene glycol, and obtaining a bismuth-containing solution; a step 2) of dissolving sodium molybdate in ethylene glycol, and obtaining a molybdenum-containing solution; a step 3) of mixing the bismuth-containing solution obtained in the step 1) with the molybdenum-containing solution obtained in the step 2), and obtaining a mixed liquid; a step 4) of adding a mixture of ethanol and water into the mixed liquid in the step 3), performing uniform mixing and then transferring the mixed liquid into a hydrothermal reaction kettle for solvothermal reaction, and then performing filtration, washing and drying to obtain the sodium bismuth molybdate nanometer material. The ethylene glycol and the ethanol are taken as solvents, and bismuth nitrate and sodium molybdate are taken as raw materials to perform solvothermal reaction to prepare the sodium bismuth molybdate nanometer material through further reaction. A solvent is non-toxic and environmentally friendly, simple in process and mild in reaction condition, and the prepared sodium bismuth molybdate nanometer material is high in purity and has applications in multiple aspects.

The purpose of the invention is to provide a mechanical driver for fixed-diameter orifice pipelines, which comprises a housing, a first motor, a worm, a first traveling mechanism and a second traveling mechanism, the first motor is mounted in the housing, the worm is connected with the first motor, the first traveling mechanism comprises a worm gear, a worm gear shaft, a first driving wheel support, a second driving wheel support, a driving wheel, a driven wheel, a driving belt pulley, a driven belt pulley and a driving wheel shaft, both the worm gear shaft and the driving wheel shaft are mounted on the first driving wheel support and the second driving wheel support, the worm gear and the driving belt pulley are mounted on the worm gear shaft, the driving wheel and the driven belt pulley are mounted on the driving wheel shaft, the worm gear cooperates with the worm, the driving belt pulley is engaged with the driven belt pulley, the driving wheel and the driven wheel are respectively located at the front end and rear end of the housing, a track which is in contact with the inner wall of a pipeline is wound on the driving wheel and the driven wheel, and the second traveling mechanism has the same structure as the first traveling mechanism. The mechanical driver has the characteristics of miniaturization, light weight, equipment modularization, multiple purposes and the like.

The invention discloses vertical cycling parking garage control system software which comprises a hardware system and a software system. The hardware system comprises a PLC controller. The connectingend of the PLC controller is provided with a frequency converter, an electric element, a brake system, a monitoring sensor set and a linked protecting system. The software system comprises a man-machine operation interface. After the PLC controller is electrified and initialized, whether to execute a manual function is selected through the man-machine operation interface. If yes, the manual operation is executed. After manual operation is finished, wherein to execute garage initialization is selected. If yes, garage initialization is executed. After garage initialization is finished, whether to execute single-step operation is selected. The vertical cycling parking garage control system software has advantages of a manual function, an initializing function, a single-step function and an automatic operation function. Relatively more functions are realized. The vertical cycling parking garage control system software has advantages of simple operation and high operation reliability. The vertical cycling parking garage control system software can respectively satisfy requirements for each construction operation step of the vertical cycling three-dimensional garage.

The invention discloses an ear-nose-throat department flusher which comprises a base.A lifting column is fixedly connected to the middle of the base.The upper end of the lifting column is fixedly connected with a seat.The two sides of the seat are provided with handrails.A scram button is arranged on the upper surface of the handrail on the right side.A leg support is additionally arranged at the lower end of the seat.A pedal is arranged on the right side of the base.A stand column is fixedly arranged on the left side of the base.An annular arm is arranged in the middle of the stand column.A control console is additionally arranged at the end of the annular arm.A cantilever is additionally arranged at the upper end of the stand column.A light supplementary lamp is additionally arranged at the end of the cantilever.A display panel is arranged on the inclined face of the control console.A clamping base is arranged at the bottom of the vertical face of the control console.A sterilization lamp is arranged above the clamping base and fixedly connected with the control console.The device has the good comfort level, the mental stress of a patient is lowered, and meanwhile a doctor can conveniently operate.

The invention discloses a combined interacanal fractured instrument extracting device and relates to the field of medical apparatuses of the dental department. The combined interacanal fractured instrument extracting device comprises a hollow handheld rod, a needle connecting seat is connected to the lower end of the hollow handheld rod, a needle sleeve is arranged on the needle connecting seat, an inner core component is arranged in the hollow handheld rod and comprises an inner core fixing seat arranged in the hollow handheld rod, a push boosting slider capable of enabling the inner core component to reciprocate is arranged on the outer portion of the hollow handheld rod, the inner core fixing seat is provided with an inner core fixedly, and the inner core extends into the needle sleeve through the needle connecting seat and is capable of moving in the needle sleeve. The combined interacanal fractured instrument extracting device has the advantages that the combined interacanal fractured instrument extracting device is compact in structure, high in stability, humanized in design, convenient and labor saving to use and locally replaceable in case of damage to an extraction end, can be used by being viewed under a microscope directly and can serve as an MTA (mineral trioxide aggregrate) biological material delivery device.

The invention relates to a full-automatic upright quantitative packing device, which can apply the weighting, packing, transmitting and detecting on particle, sheet and abnormal materials. The invention combines the weighting device, the packing device and the weight detecting device; the feeding hopper of weighting device and the weighting hopper only have one motor for switching the material gate; the whole system uses PLC and computer as controller with one apparatus control system; the weight detecting device, according to preset weight value, detects the real packed weight and feeds back the result to said weighting device for dynamic adjustment, to make packed weight reach preset weight value; the weight detecting device first automatically adjusts itself after starting the system, then online adjusts each weighting hopper of weighting device to improve the weighting accuracy, to complete the automatic weighting, packing, weight detection and adjustment. The invention has tight structure, small size, less occupied area, easy operation, lower cost and wider application.

The invention relates to a production line for green brick tea. The production line comprises a feeding device, a vibration conveying device, a sprinkling device, a fermentation master batch adding device, a distributing device, a fermentation deblocking device and a drying device; the discharging hole of the feeding device is arranged right above the vibration conveying device, one side of the vibration conveying device is opposite to the discharging hole of the fermentation master batch adding device, and the other side is opposite to the feeding hole of the sprinkling device; the output endof the sprinkling device is positioned right above the distributing device, the distributing device is in transition connection with a first lifting conveyer belt, and the upper end of the lifting conveyer belt extends into the fermentation deblocking device; a positive and negative conveyer belt is arranged below the output end of the fermentation deblocking device, a discharge port at one end of the positive and negative conveyer belt is in transition connection with a second lifting conveyer belt, and the output end of the second lifting conveyer belt extends into the drying device. The production line for green brick tea provided by the invention can realize automatic production of green brick tea.

The present invention provides a use of a high-temperature-resistant Cas protein, and a system and reagent kit for detecting a target nucleic acid molecule; specifically, the present invention provides a reaction system used for detecting a target nucleic acid molecule, said reaction system comprising: a guide RNA, Cas12b (formerly known as C2c1), and a nucleic acid probe; after a reaction is completed, detection of the nucleic acid is performed. In addition, by means of combining with nucleic acid amplification techniques (such as LAMP and the like), the sensitivity of the described detection method can be significantly improved. The detection system provided by the present invention can be used for rapidly detecting pathogenic microorganisms, gene mutations, single nucleotide polymorphisms, specific target DNA, and the like, and for quantifying nucleic acid samples.

The invention provides an air tightness detection device for a sealing piece. The device comprises a sealing unit which comprises a mounting table and a pressing mechanism, wherein the mounting tableis provided with a plugging head, when the sealing piece is located on the mounting table, the plugging head can be embedded into an opening of the sealing piece to block the opening, and the pressingmechanism is used for being matched with the sealing piece in an abutting mode and pressing a part around the opening of the sealing piece on the plugging head. The device further comprises an air supply unit which is provided with an air supply pipe, air can be output along the air supply pipe when the air supply unit is started, the air supply pipe is used for being connected with the mountingtable or the sealing piece, when the sealing unit and the sealing piece are assembled, and the air supply pipe, the sealing unit and the sealing piece define a closed containing cavity. According to the detection device provided by the scheme, when the sealing piece is assembled with the detection device, the sealing piece and the detection device can form the tightly-sealed closed containing cavity, air can be supplied into the closed containing cavity so as to realize the detection of sand holes of the sealing piece in an air tightness detection mode, the risks of false detection and missingdetection are small, the sealing unit and the sealing piece are very simple and convenient to assemble and disassemble, and the detection cost is low.

The invention discloses application of Ranunculus sieboldii in treating livestock and poultry cultivation wastewater, which plants the Ranunculus sieboldii in the contaminated environment of the livestock and poultry cultivation wastewater. By fully utilizing the adsorption and removing characteristics of the Ranunculus sieboldii on ammonia nitrogen, total phosphorus, total nitrogen, CODCr and other contaminants in the livestock and poultry cultivation wastewater, the application plants the Ranunculus sieboldii in the livestock and poultry cultivation wastewater and absorbs the ammonia nitrogen, the total phosphorus, the total nitrogen, the CODCr and other contaminants accumulated in the wastewater, thereby reducing the content of the contaminants in the wastewater, and purifying the livestock and poultry cultivation wastewater; the application has the characteristics of low cost, low operation expense, good effect, strong maneuverability and the like, develops a new plant resource variety for the treatment of the livestock and poultry cultivation wastewater, brings new progress and development space for deep development of treating the livestock and poultry cultivation wastewater by constructed wetland plant, fully and reasonably utilizes resources and achieves multifunction.

The invention relates to full-automatic fermentation equipment and method for green brick tea. The full-automatic fermentation equipment comprises a feeding device, a vibration conveying device, a watering device, a fermentation master batch adding device, a distribution device and a fermentation deblocking device and is characterized in that the discharge outlet of the feeding device is arrangedright above the vibration conveying device, one side of the vibration conveying device directly faces the discharge outlet of the fermentation master batch adding device, and the other side of the vibration conveying device directly faces the feed inlet of the watering device; the output end of the watering device is located right above the distribution device, the distribution device is in transition connection with a first lifting conveying belt, and the upper end of the lifting conveying belt extends into the fermentation deblocking device; a forward moving and reverse moving conveying beltis arranged below the output end of the fermentation deblocking device, a discharge outlet in one end of the forward moving and reverse moving conveying belt is in transition connection with a secondlifting conveying belt, and the output end of the second lifting conveying belt extends into a drying device. By the full-automatic fermentation equipment and method, automatic fermentation of the green brick tea can be achieved.