115results about How to "Not used to limit the scope of protection" patented technology

The invention discloses lithium-battery 8021 soft packaging aluminum foil and a production method thereof. Aluminum alloy containing Si, Fe, Cu, Mn, Mg, Cr, Zn, Ti and the balance Al is smelted and subjected to ingot casting, then an ingot is subjected to surface milling and soaking treatment; and the lithium-battery 8021 soft packaging aluminum foil is obtained after the steps of hot rolling, cold rolling, annealing, foil rolling, roll combining, combined roll annealing and roll dividing. The lithium-battery 8021 soft packaging aluminum foil prepared through the good technological process is a finished product in the O state, the ductility reaches 18-20%, the cupping value is larger than or equal to 7 mm, and the fracture resistance, stamping resistance and the like of the soft packaging aluminum foil are effectively improved. The aluminum foil has no holes or pinholes completely, so that a lithium battery soft package prepared from the aluminum foil has good airtightness and is free of liquid leakage and safe to use. The lithium-battery 8021 soft packaging aluminum foil has good social and economical benefits and broad application prospects.

A cutter belt processing device comprises a constant angle constant-pressure automatic compensating and feeding device and a dynamic positioning assembly, wherein the constant angle constant-pressure automatic compensating and feeding device and the dynamic positioning assembly are fixedly arranged on a base plate. The constant angle constant-pressure automatic compensating and feeding device comprises a grinder, an angle adjuster and a compensating feeder, wherein the grinder is arranged above the base plate through the angle adjuster, the grinder can rotate in a vertical plane above the base plate, and the compensating feeder is arranged on the grinder. The cutter belt processing device is strong in maneuverability, easy and convenient in angle adjusting and capable of meeting technological requirements for producing high-accuracy cutter belts, enables high-accuracy grinding of blades of the cutter belts to be easy and controllable, does not need manual or other types of intervention during service life of a grinding wheel, is high in dynamic positioning stability, cannot damage blades or abrade cutter bodies, guarantees technology and control stability of a cutter belt manufacturing process, avoids the time for replacing the positioning assembly when product specification needs to be changed and greatly reduces the preparation time for changing product specification.

A constant angle constant pressure automatic compensation feeding device comprises a base plate, a grinding assembly, an angle adjusting assembly and a compensation feeding assembly. The compensation feeding assembly solves the problem that a grinding wheel is difficult to feed automatically and accurately in a traditional method for grinding a cutter belt edge. The compensation feeding assembly is good in operability, simple in angle adjustment and capable of meeting the process technical requirement for producing a high-accuracy cutter belt, enables high-accuracy grinding of the cutter belt edge to be simple and controllable and is easy to popularize and apply. In the service life duration of the grinding wheel, manual intervention or intervention in other modes are not required. By means of a compensation feeding method for the constant angle constant pressure automatic compensation feeding device, the sharpness of the cutter belt edge is greatly improved, a perfect cutter belt edge shape is achieved, the surface roughness grade of the edge is greatly improved, and the mirror face grade requirement can be met.

The invention relates to a solar automatic drip irrigation system which comprises a solar photovoltaic component, a water supply and storage mechanism, an automatic water control mechanism and an automatic water supply mechanism, wherein the solar photovoltaic component is respectively connected with the water supply and storage mechanism and the automatic water supply mechanism for providing working power supplies for the water supply and storage mechanism and the automatic water supply mechanism; the water supply mechanism is connected with the automatic water control mechanism; and the automatic water control mechanism is used for controlling the water supply mechanism to begin to and stop supplying water. The system provided by the invention can be arranged in dry places such as desert and the like; each drip irrigation tap is correspondingly arranged above one plant; the plant is automatically irrigated through detection and control of the whole solar automatic drip irrigation system; the working condition of the whole system is controlled according to the water content in air; the switching of the water supply tap is controlled according to the water content on the surface of soil; the whole system is not manually controlled and has the advantages of environmental friendliness and energy saving; and the system has low cost, omits the trouble of manual irrigation of the plant and ensures enough water required for plant growth.

The invention discloses an activated carbon tank quick aging detection device, which comprises a vapor generating unit for generating gasoline vapor; an activated carbon tank, wherein an input end of the activated carbon tank is connected with an output end of the vapor generating unit, one end of the activated carbon tank is provided with an adsorption port and the other end thereof is provided with an exhaust port and a collection device, and the input end thereof is fixedly connected with the exhaust port of the activated carbon tank. The detection method of the detection device comprises the steps of: 1, heating the water in a water storage tank, filling air in an oil tank by an air pump; 2, filling the gasoline vapor of the oil tank in the activated carbon tank; 3, weighing the mass of the activated carbon tank adsorbing the gasoline vapor; 4, blowing air to the activated carbon tank by the air pump; 5, weighing the mass of the activated carbon tank desorbing the gasoline vapor; and 6, repeating the steps 2 to 5 many times until the increased weight of the activated carbon tank becomes steady. The device and the method can control the volume and temperature of the gasoline vapor so that the detection process is closer to actual using condition, and can rapidly detect the steady mass of the activated carbon tank to determine the adsorption and desorption abilities of the activated carbon tank.

The invention discloses an aluminum alloy plate for a motorcycle hub and a preparation method of the aluminum alloy plate. The aluminum alloy plate comprises the following elements: Si, Fe, Cu, Mn, Mg, Cr, Zn, Ti and Al. Pure aluminum ingots with purity greater than 99.7%, silica powder, iron powder, copper powder, chromium powder, pure magnesium ingots and aluminum titanium boron wires are subjected to smelting, casting, milling, soaking treatment, hot rolling and annealing to obtain the aluminum alloy plate for the motorcycle hub. According to the method, processes of large slab ingot casting, thick plate hot pressing and annealing are carried out obtain an aluminum alloy thick plate, the aluminum alloy thick plate is subjected to spinning to obtain the motorcycle hub product, the obtained aluminum alloy thick plate is small in internal stress and uniform in chemical ingredients, segregation is eliminated effectively, crystalline grains are broken completely, crystalline grain sizes are uniform, stopping performance is good, wear resistance is high, cavities and slag inclusion are avoided, the service life of the aluminum alloy thick plate for the motorcycle hub can be greatly prolonged, and requirements of the motorcycle aluminum alloy industry are met.

The invention discloses a processing method capable of preventing abalone soup cans from blackening. The method comprises the following steps: timely performing anti-blackening color protection process treatment for three times during fishing of abalone, workshop pretreatment and pre-boiling and soup-loading process, and then performing sterilization and storage. Through the three times of timely continuous anti-oxidation and anti-blackening color protection treatment with seamless oxygen contact, the original color, luster and quality of products can be effectively kept.

The invention discloses a steam iron with filtering function, which comprises a water storage container, a heating layer and a spray net. Below the water outlet of the water storage container, the spray net and the heating layer are arranged close to each other, and a filter net layer is also included. The filter screen layer is arranged between the water storage container and the heating layer, and a filter screen is arranged on the filter screen layer. The water flowing out of the water outlet of the water outlet flows through the filter screen and is sprayed out from the spray screen through the heating layer. The invention is used to filter calcium and magnesium ions in water by adopting a reverse osmosis membrane to prevent scaling from clogging the electric iron, prolong the service life of the electric iron, and greatly reduce the growth of bacteria, which is safe and hygienic; due to the use of a pull-out filter layer , is easy to use, takes up little space, does not affect the normal use and appearance of the electric iron, is low in cost, and is easy to popularize and apply.

The invention discloses a preparation process of preserved wet noodles, and the process comprises the following procedures: mixing flour, a preserved noodle auxiliary material and water; doughing the obtained mixture, pressing the dough into flour tapes, and ripening the flour tapes in a static manner; adopting a flour tape continuously calendar for pressing the ripened flour tapes into the needed thickness, then cutting into strips and preparing a flour body; boiling the flour body in boiling water; and rinsing the boiled flour body, and then carrying out acid leaching for 48-90 seconds; andputting the flour body subjected to acid leaching in a package, carrying out vaccum package, sterilizing and cooling, thus obtaining the product. The inventor provides a preparation process capable of reducing the sour of the preserved wet noodles through researching the influence of the raw material selection and processing technic on the sour of the preserved wet noodles. The preserved wet noodles prepared by the preparation process in the invention have the advantages of obviously reduced sour and improved taste, and the preparation process has the positive effects on popularizing and marketing the preserved wet noodles.

The invention relates to a low-temperature composite electric heating material, which consists of two layers of polyethylene terephthalate resin, two layers of epoxy resin glass fiber cloths and a layer of carbon fiber conductive paper, wherein the two layers of epoxy resin glass fiber cloths respectively cover the two sides of the layer of carbon fiber conductive paper, and the two layers of polyethylene terephthalate resin respectively cover the two sides of the two layers of epoxy resin glass fiber cloths. When the low-temperature composite electric heating material is used for building heating, not only can the advantages of a carbon fiber conductive paper, but also the defects of the prior art can be overcome. Therefore, the low-temperature composite electric heating material is an electric heating material which can greatly improve the electric heating conversion efficiency, the heat resistance, the fire resistance, the stability and the service life of heating elements.

The invention discloses a data caching method and device, computer equipment and a storage medium, and the data caching method comprises the steps: building a first caching queue and a second cachingqueue; storing the data of which the access frequency is less than or equal to a preset threshold in the second cache queue; when the access frequency of the data in the second cache queue is greaterthan a preset threshold, transferring the data to the first cache queue; and respectively eliminating the data of the first cache queue and the second cache queue by adopting a first cache method anda second cache method. The method, cache queues of two cache methods are established; according to the method, cache data with more access times and cache data with less access times are respectivelystored, and the two cache queues adopt independent elimination strategies to perform data elimination, so that inaccurate judgment of a single cache method can be avoided, data expected to be cached is eliminated, and the hit rate of cache is effectively improved.

The invention relates to a device and method for the removal construction of vertical posts positioned on the lower part of a large-span net rack. The device comprises the large-span net rack, a temporary supporting structure, a fixed structure, an installation device and an operation scaffold, wherein the large-span net rack comprises a target removing support post, a pair of fixed support posts and a net rack top surface, wherein the pair of fixed support posts are arranged at both sides of the target removing support post, the net rack top surface is arranged on the upper ends of the pair of fixed support posts, and the pair of fixed support posts include a first fixed support post arranged at one side of the target removing support post and a second fixed support post arranged at the other side of the target removing support post; the temporary supporting structure is arranged between the net rack top surface and the ground; the fixed structure is fixedly arranged below the net rack top surface; the installation device comprises an autocrane and a pair of hoisting machines; and the operation scaffold is arranged on the bottom surface positioned below the large-span net rack, surrounds the temporary supporting structure and upwards extends to the lower side of the net rack top surface. The invention has the advantages of effectively controlling the risk of construction, realizing the transformation of building functions, meeting the requirements for construction safety and progress and reducing the construction cost.

The invention discloses a fireworks electronic tag identification system which comprises a computer, a printer, a phone reader and a fireworks electronic tag, wherein the printer is connected with the computer; the fireworks electronic tag comprises a piece of backing paper, an identifying chip, a piece of printing paper, and adhering layers; the adhering layers are respectively coated between the backing paper and the identifying chip as well as between the identifying chip and the printing paper; the backing paper is tightly adhered to the identifying chip with the adhering layer; and the printing paper is tightly adhered to the identifying chip with the adhering layer. The invention also discloses an identification method applied to the fireworks electronic tag identification system. The identification method comprises the following steps: initializing application programs and marking the fireworks electronic tag; carrying out flow registration; connecting the computer with the printer, and printing the contents of the printing paper; and identifying the fireworks electronic tag. According to the invention, in the process of reading the contents of the printing paper, the contents in the chip also can be read, thereby improving the security of fireworks, exerting the anti-counterfeiting function and receiving the product and flow data of commercial units; meanwhile, the system and method disclosed by the invention can be applied to the safety supervision and flow tracking of dangerous products such as gas steel cylinders and the like and the production and circulation safety supervision and the like of medicines and chemical reagents.

The invention discloses a public-interest advertisement school desk. The public-interest advertisement school desk comprises a school desk and also comprises an advertisement board, wherein the advertisement board is fixedly arranged on the desktop of the school desk through a plurality of screws; a gap of 0.5 to 1 centimeter is reserved between the advertisement board and the desktop; the size of the advertisement board is the same as that of the desktop of the school desk; and public-interest advertisement propaganda paper is arranged in the gap between the advertisement board and the desktop. Because the arrangement of the advertisement board of a public-interest advertisement, the public-interest advertisement school desk has a very good education effect on students during a learning period of the students on the premise of not influencing normal functions of the school desk, and can further improve the cultural and ethical quality of the students. Because the public-interest advertisement school desk is provided with a baffle plate and a locking groove, the public-interest advertisement can be fixed in the gap between the body of the advertisement board and the desktop without falling out. The public-interest advertisement school desk has low cost and a simple structure, helps the education of the students, increases the propaganda strength of the public-interest advertisement, and is easy to popularize and apply.

The invention discloses a method for emission reduction of CO2 and yield increase of methyl alcohol and acetic acid by means of a CO2 emission reduction integrated unit adopted in coal-to-methanol and coal-to-acetic acid processes. The integrated unit comprises a coal-to-methanol device and a coal-to-acetic acid device, a CO2 connection pipe network connected with the coal-to-methanol device and the coal-to-acetic acid device, and a gas delivery pipeline connected with the coal-to-methanol device and the coal-to-acetic acid device. The method comprises the steps of starting the coal-to-methanol device firstly; opening the CO2 connection pipe network and starting the coal-to-acetic acid device after the coal-to-methanol device runs for a certain period of time, wherein qualified gas generated during operation of the coal-to-acetic acid device is used for preparing acetic acid, and unqualified gas enters a methanol synthesis device through the gas delivery pipeline to be recycled. The byproduct CO2 generated from methanol preparation is recycled to the coal-to-methanol device and the coal-to-acetic acid device, CO2 emission is reduced greatly, useful gas generated in the coal-to-acetic acid process is used for preparing methanol and acetic acid, the yield of methanol and acetic acid is increased, and economic and social benefits are remarkable.

The invention discloses an inventory information checking method through a mobile phone. The method comprises the following steps of: 1, storing inventory information in a database at a client; 2, judging whether inventory information check is needed today at the client; 3, selecting a checked commodity or brand at the client; 4, inputting checking information at the client; 5, judging whether related remarks are input at the client; 6, judging whether a report is submitted to a server through a HTTP (Hyper Text Transport Protocol) at the client; and 7, judging whether to complete at the client, if so, quitting the client, otherwise, returning to the step 1. Because the inventory information is directly submitted by using the mobile phone, the inventory information checking method through the mobile phone is convenient and quick; because the inventory information is transmitted by using the HTTP, the method is suitable for all mobile phones capable of using GPRS (General Packet Radio Service); and the inventory information checking method has the advantages of simple structure and lower cost, and is easy for popularization and application.

The invention discloses biological agent synergized inorganic fertilizer and a preparation method thereof, and belongs to the technical field of agricultural fertilizer. The method comprises the following steps: firstly, preparing a microbial agent, an organic protective carrier and process water into a flowable bacterial solution; secondly, sequentially coating the surface of granular inorganic fertilizer with the bacterial solution in the first step, anti-caking powder and an anti-caking oil agent in a fertilizer anti-caking packaging barrel to form the biological agent synergized inorganicfertilizer. The preparation method of the biological agent synergized inorganic fertilizer disclosed by the invention has the advantages that the biological agent synergized inorganic fertilizer withuniform coating and no risk of bacterial powder falling is obtained without any disturbance to the production process of fertilizer; in addition, the organic protection carrier in the bacterial solution coating can play dual roles of a microbial agent, protector and a plant growth stimulant.

The invention discloses a fool-style vehicle-mounted satellite television receiving device, which comprises a satellite television receiving device, a signal receiver arranged in an automobile, a display and a remote controller, wherein the output end of the satellite television receiving device is connected with the input end of the signal receiver, and the output end of the signal receiver is connected with the display. The operating method of the device comprises the following steps of: 1, adjusting a rotating disc and an adjusting disc of a holder by using a holder adjustor so that an antenna receives satellite television signals, and displaying display bars of signal intensity and signal quality through the display; 2, transmitting the signals received by the antenna to the signal receiver, converting the signals received by the signal receiver into analog audio and video signals, and sending the analog audio and video signals to the display; and 3, selecting play channel and volume through the remote controller. According to the fool-style vehicle-mounted satellite television receiving device disclosed by the invention, the inclination angle and the rotating direction of the satellite signal receiving device can be adjusted, and the received clearest audio and video pictures are ensured; and television stations of multiple places can be received, so that a person who drives the automobile can concern the television conditions of each place in running trip.

The invention discloses a single tube IGBT encapsulation full-bridge module which comprises an oxygen-free copper heat-conducting substrate, a heat-conducting ceramic wafer and a plurality of single tube IGBTs. The heat-conducting ceramic wafer is fixedly arranged on the oxygen-free copper heat-conducting substrate through soldering paste which is evenly spread. The single tube IGBTs are respectively fixed on the heat-conducting ceramic wafer through soldering paste which is evenly spread. Due to the arrangement of the heat-conducting ceramic wafer, a heat dissipation condition that the IGBT module works can be improved, the problem that temperature rising is excessively large when the IGBT module works with high power is effectively solved, the working efficiency of the IGBT module is improved, and the service life of the IGBT module is prolonged. Due to the arrangement of a dust-proof cover, dust and liquid drops can be effectively prevented from entering the IGBT module in the process of using, electric leakage accidents can be effectively prevented from occurring, meanwhile, the external structure of the module is optimized, and the appearance of the module is more concise and elegant. According to the single tube IGBT encapsulation full-bridge module, the production cost of the whole IGBT module can be reduced, and a fault rate of the IGBT module in the process of using is reduced.

The invention discloses an air conditioning plant without an outdoor machine, which comprises a shell, a semiconductor refrigerating apparatus, an exchanger, heat radiators and a mounting plate. The semiconductor refrigerating apparatus, the exchanger and a pair of heat radiators are respectively arranged in the shell; the mounting plate is fixedly connected with the shell and is used for installing and fixing the air conditioning plant without the outdoor machine on a wall; the exchanger and the heat radiators are arranged at two sides of the semiconductor refrigerating apparatus; the exchanger is used as a refrigerating exchanger of the semiconductor refrigerating apparatus for conducting cold quantity of the semiconductor refrigerating apparatus; and the heat radiators are used for radiating the heat of the semiconductor refrigerating apparatus so as to replace the heat quantity which is produced when the semiconductor refrigerating apparatus works. The air conditioning plant without the outdoor machine disclosed by the invention has the advantages of light weight, small volume, high efficiency, high refrigerating speed, quick start, long service life, no outdoor machine, no need of maintenance, no noise, large cold-heat temperature difference, convenience and flexibility for control and no pollution for ambient environments.

The invention discloses a service calling method and device, computer equipment and a storage medium, and the service calling method comprises the steps: receiving a service calling instruction sent by a service access side, wherein the service calling instruction at least comprises a target node number and a calling center number; searching available nodes in registration nodes of a plurality ofdeployment centers according to the service calling instruction; and sending the node connection information of the available nodes to the service access party, so that the service party calls the service according to the node connection information. The available nodes can be searched in the plurality of deployment centers according to the service calling instruction. The available nodes are established, the service is called according to the connection information of the available nodes, and the file can still be transmitted to the corresponding nodes of other deployment centers even if thetarget node service of a certain deployment center is unavailable, so that high availability of file transmission on the center level is realized.

The invention discloses a schoolbag display. The schoolbag display comprises a schoolbag and a check circuit, wherein the check circuit is arranged in the schoolbag and comprises a check chip, a scanning camera, a switch, a display screen and a battery; and the scanning camera, the switch, the display screen and the battery are connected with the check chip respectively. Since the schoolbag display is provided with the check chip, a daily curriculum schedule and a corresponding picture of a book can be stored; due to the arrangement of the scanning camera, books in the schoolbag can be scanned and transmitted to the check chip for comparison; and due to the arrangement of the display screen, unnecessary or missing books can be displayed to remind a user.

A client information processing method based on a mobile phone comprises the steps as follows: firstly, user information is selected from a database through a client side; secondly, recorded information of a user in the database is checked; thirdly, whether corresponding buying record information exists is judged; fourthly, merchandise information to be dealt with is checked in the user information; fifthly, the reason and the quantity information for dealing with merchandises are input on the client side, and whether the merchandises can be dealt with according to a common process is judged; sixthly, whether a report of the reason and the quantity information for dealing with merchandises is submitted to the database through an HTTP (Hyper Text Transport Protocol) on the client side is judged; and seventhly, whether the operation is finished is judged, the client side exits if the operation is finished or the first step is returned to if the operation is not finished. The client information processing method can help a user to acquire membership information more rapidly, and can help a company to know the sales of the merchandises and improve the merchandises according to the sales. The invention has simpler structure, lower cost, and easiness in popularization and application.

The invention relates to a solar anti-overheat shading system, comprising a mechanical control switch, a poke rod arranged on the mechanical control switch, a motor, a winding roller, a hauling rope, an up-shift sliding ring, a fixed ring, a down-shift sliding ring, a plurality of pulleys and a roller shutter. The winding roller is connected with a rotating shaft of the motor, one end of the hauling rope is connected with the winding roller, the other end of the hauling rope is connected with one end of the roller shutter through the plurality of pulleys, the roller shutter is connected with the motor through the winding roller, the up-shit sliding ring is connected with the poke rod, the down-shift sliding ring is connected with the poke rod, the fixed ring is fixed on the hauling rope, and the mechanical control switch is provided with a start-up gear and a return gear. The solar anti-overheat shading system is a control system with quite low power consumption, in addition, the power is turned on only at the moment when the system is overheated or the overheating of the system is relieved, when finishing actions, the solar anti-overheat shading system turns the power off automatically and mechanically; and the element in the solar anti-overheat shading system is just a common switch, the cost is low, the system is simple, and the reliability is high.

The invention discloses a positioning method and device, computer equipment and a computer readable storage medium, and the method comprises the steps: obtaining base station region information of a base station at a current position; sending the base station area information to a map server; receiving base station position data corresponding to the base station area information returned by the map server; and determining the current position according to the base station position data. Regional information of base stations around the position can be obtained. Positioning can be carried out under the condition that base station signals can be obtained, and the current position can be obtained when GPS positioning cannot be used.

The invention provides a voltage converter fault processing method and a voltage converter The voltage converter comprises a control circuit and N phases. The control circuit controls N switches in the N phases to output N electric pulses in a first period, the first period is composed of N continuous sub-periods, each sub-period in the N continuous sub-periods has a time length of T1 / N, and N initial time of the N electric pulses are respectively N initial time of the N continuous sub-periods. The control circuit determines a first-phase fault. Furthermore, the control circuit controls N-1 switches of N-1 phases, apart from the first phase, among the N phases to output N-1 electric pulses in a second period. The second period is composed of N-1 continuous sub-periods, each sub-period in the N-1 continuous sub-periods has a time length of T2 / (N-1), and N-1 initial time of the N-1 electric pulses are respectively N-1 initial time of the N-1 continuous sub-periods.

The invention relates to a solar stove which comprises a pot, an optical energy heating cover, a base support frame, a pair of rests and a solar electromagnetic oven, wherein the optical energy heating cover is of a hollow transparent semi-spherical structure; the optical energy heating cover covers the pot; the base support frame is placed below the optical energy heating cover; the pair of rests are arranged on the base support frame and are used for placing the pot; the solar electromagnetic oven is arranged on the pair of rests and is used for further heating the pot; a ring of solar-cell panels are arranged outside the optical energy heating cover; and the solar-cell panels can convert sun light energy into heat energy and are connected with the solar electromagnetic oven through conducting wires so as to supply electricity for the solar electromagnetic oven. Because a reflecting film is arranged on the solar stove, the sun light energy is reflected to the pot, and food in the pot is insulated by utilizing the sun light energy; and because the semi-spherical heating cover and the solar electromagnetic oven are arranged, sun light rays are focused on the pot so that heat on the pot is more concentrated, and the heating speed is faster while insulating is achieved.

The invention discloses a wind power water motion system, which comprises a wind power rotation mechanism, helical blades, a fixing mechanism and a water level lifting mechanism, wherein the fixing mechanism is vertically arranged; the lower end of the fixing mechanism is arranged in water; the wind power rotation mechanism is arranged at the top end of the fixing mechanism; the helical blades are helically-ascendant sheets; the helical blades and the water level lifting mechanism are arranged at the bottom of the fixing mechanism; the wind power rotation mechanism comprises a frame, a pair of rotation blades and a pair of blade rotation shafts; the frame is vertically arranged; the pair of blade rotation shafts is arranged on the frame respectively; one end of each rotation blade is correspondingly fixed on each blade rotation shaft; and the rotation blades are rotated around the blade rotation shafts, and are extended from the blade rotation shafts to the outer side of the frame. In the invention, wind power is used to make still water flow and ensure the invariability of water flow directions, so that the still water is changed into flowing water; and the system does not consume energy sources, does not generate pollution and noise, has low cost and a simple structure and is suitable for the still water or stagnant water.