93results about How to "Achieve the purpose of filtering" patented technology

The invention relates to a hypertext?transfer protocol?over?secure?socket layer (HTTPS) encryption-based web filtering method and system. According to the HTTPS encryption-based web filtering method and system, a connection request data packet which is transmitted to a server by a terminal is grabbed; an access website domain name in the data packet is obtained; when the obtained access website domain name is matched with a pre-stored first webpage type keyword, the connection request data packet transmitted by the user end is intercepted, namely, a user is forbidden to visit the website; and therefore, website filtering can be realized, and specific data in the data packet communicated between the user end and the server in a filtering process are not obtained, such that the web filtering is securer.

The invention discloses a movable landscape fountain device, and relates to the technical field of landscape fountains. The movable landscape fountain device comprises an outer frame. A filter plate is fixedly connected between the two sides of the inner wall of the outer frame. A lead screw is rotationally connected between the bottoms of the two sides of the inner wall of the outer frame. The two sides of the surface of the lead screw are in threaded connection with movable blocks. The tops of the movable blocks are rotationally connected with an inner frame through connecting rods. The top of the inner frame penetrates the filter plate and extends to the top of the filter plate. A transverse plate is fixedly connected between the two sides of the inner wall of the inner frame. The top of the transverse plate is fixedly connected with a booster pump. The movable landscape fountain device achieves the purpose that the fountain can move, fountain display can be achieved at any time and any place, and ascending and descending of a high-pressure sprayer can be controlled. When the movable landscape fountain device is not used, the high-pressure sprayer can be stored, the high-pressure sprayer is prevented from being blocked and damaged, water can be cyclically used, resources are saved, and impurities are prevented from blocking the high-pressure sprayer.

The invention relates to a laminated filter unit, which belongs to a component of a laminated filter. The filter unit comprises a shell, wherein the shell is provided with an inlet and an outlet; a piston, a piston sleeve and a piston seat are arranged in the shell; the side wall of the piston sleeve is arranged on a lamination assembly; the lower part of the lamination assembly is provided with centrifugal flow guide blades; and a check valve is arranged between the centrifugal flow guide blades and the outlet. Impurities in liquid get away from the lamination assembly and move upwards by centrifugal force produced by the liquid rotating at a high speed and are finally centralized at the top end of the laminated filter unit, so that the back wash frequency of a product is greatly reduced. In a back wash state, after a high-pressure clean water flow is gathered to a flow guide pipe in a reverse direction, the water flow enters a piston chamber through a piston hole at the top end of the flow guide pipe, and the piston sleeve overcomes outward movement of the spring pressure on the top so as to release the pressure applied to the lamination assembly; and by now, the lamination assembly is loose, and the cleaning water flow can extremely easily pass through each lamination to clean impurities inside and outside a laminated filter tank.

The embodiment of the invention provides a power-saving method and a power-saving device based on power consumption application recognition. The power-saving method comprises the following steps: acquiring an application program list of third party application programs installed in a mobile terminal; based on a power quantity counting file read at a preset period interval, analyzing to obtain the resource use time of a third party application, and calculating the resource use time of a former period of the third party application so as to obtain the resource use increment of the third party application; determining whether the application is an abnormal power consumption application or not according to the use state and the resource use increment of the third party application, if yes, closing the third party application. By adopting the embodiment of the invention, whether one application is an abnormal power consumption application or not can be determined according to the calculated resource use increment and the present use state, then filtration on applications operated at the background can be completed, abnormal power consumption applications of the applications operated at the background can be eliminated without affecting use of a user, and the cruising ability of a battery of the mobile terminal can be improved.

The invention provides a database remote operating method, a server, a client and a system. The method applied to the server comprises the steps of setting a preset port and an object identifier for adata source of the database in advance; receiving a connection request sent by the client through the preset port; determining, according to the connection request, whether the client is connected with the server successfully, if yes, mapping the object identifier to the client, and accessing the database; receiving a database operating instruction carrying the object identifier and sent by the client; according to the object identifier, sending the database operating instruction to the database, so as to enable the database to execute the database operating instruction; and returning an operating result to the client. The method makes the database operating process safer.

The invention relates to an air purifier based on APP control. The air purifier comprises a control terminal with an APP and an air purifier interacting with the control terminal in data and command through the APP. The air purifier also comprises a collecting device, a control device and a communicating device. The air purifier based on APP control provided by the invention can be controlled by auser through the APP based on the control terminal, so that the user can control the air purifier remotely, and detects the inner and outer pressure data of the air purifier through a pressure sensorand detect the flow rate data of air speed in the air purifier. An air quality sensor can collect air quality data indoors, and the control terminal displays the pressure data, the flow rate data andthe air quality data, so that staff can observe remotely. The air purifier can be started and controlled automatically through a memory starting unit, and the air purifier can be started and stoppedautomatically, so that the air purifier can be started and stopped automatically every day.

The particle filter and regeneration system of diesel engine comprises power, electric and nonelectric heat spiral particle filter made of carbide ceramics installing together inside the housing of the purifier connected with the exhaust of the diesel engine. It is highly efficient in purification and controllable in conductivity, and fine durability. Apart from that, it is low in cost, simple in structure and easy for assembly.

The invention discloses a building special stirring device which includes a tank body, an electric motor, a rotating lever and stirring levers, the electronic motor is mounted on the top of the tank,the upper end of a connecting shaft is provided with a bevel gear, and the outer side of the bevel gear is provided with a protective box, the rotary lever penetrates the interior of the bevel gear, and cams are arranged at the ends of the rotary lever, a feeding box is arranged below the cam, and a feeding port is arranged in the tank body under the feeding box, the middle position of the connecting shaft is fixed with a connecting plate, the lower end face of the connecting plate is provided with a sweeping brush, the lower part of the sweeping brush is provided with a partition plate, the partition plate is provided with through holes, the stirring levers are arranged at the lower end of the connecting shaft, and the tank body below the stirring rods is fixed with a discharge port. Thebuilding-specific stirring device can screen the larger stone blocks before the material is stirred to prevent damage to the internal parts of the stirring device, and the material is intermittently added, thereby improving the stirring efficiency.

The present invention discloses a dust remover with an air quality detection function. The remover comprises a shell, the lower end of an inner cavity of the shell is fixedly connected with a first partition plate with the left end of the top fixedly connected with a second partition plate, and the top of the second partition plate is fixedly provided with an input end communicating with the leftend of the top of the second partition plate through a pipeline. According to the invention, the air quality detection mechanism is arranged,wherein arainfall sensor, anillumination intensity sensor,awind direction and wind speed sensor, acarbon dioxide sensor, asmoke sensor, aVOC sensor and aPM2.5 sensor can detect rainfall, illumination intensity, wind speed and wind direction, carbon dioxide concentration, smoke concentration, VOC concentration and PM2.5 content, so thatthe dust remover has the capacity of detecting air quality, apositioner can position the dust remover, the 4G communication module can send the detection result of the PM2.5 sensor and other components to a smart phone of people, the intelligent degree of the dust remover is effectively improved, and great convenience is brought to use of people.

The invention discloses a data filtering method and apparatus. The method comprises the steps of obtaining index parameters and dimension parameters in a preset filtering condition, wherein the preset filtering condition is a condition used for filtering the index parameters and determined based on the dimension parameters; searching for the dimension parameters in a first data table which the index parameters belong to; if the dimension parameters are not found in the first data table, searching for a second data table which the dimension parameters belong to; and from the first data table and the second data table, screening out information of the dimension parameters meeting the preset filtering condition. According to the method and the apparatus, the technical problem that two or more data tables cannot be subjected to index filtering in the prior art is solved.

The invention discloses a mass texting based personal number filtering method, including: step A1, a personal number ordered list is set; step A2, the position of personal number in the number ordered list is determined according to specified identification; step A3, whether the current number in the number ordered list is the same with the previous number is judged, if yes, the same number is identified to be invalid by virtue of specific identification, if not, the number is identified to be valid. The invention also provides a mobile terminal. Group editing is carried out on the personal numbers of the mobile terminal and a number filtering method is set, and mass texting is carried out on specified group, thus saving text message expense cost for user and improving efficiency.

The invention particularly relates to a traditional Chinese medicinal material reflux extraction tank, belongs to the technical field of traditional Chinese medicinal material extraction devices, and aims to provide a high-efficiency traditional Chinese medicinal material reflux extraction tank. A heater is connected to a reflux extraction tank body, and a cooler is mounted at the upper end of the reflux extraction tank body; and a material bearing frame is rotatably arranged in the reflux extraction tank body, the upper end of the material bearing frame is fixed to the lower end of a rotating shaft, the other end of the rotating shaft is coaxially fixed to an output shaft of a motor fixed to the upper end of the reflux extraction tank body, the lower portion of the reflux extraction tank body is connected with a liquid discharging pipe, the liquid discharging pipe is communicated with a liquid storage tank A, and a drainage pipe is communicated with the liquid storage tank A. A water pump is mounted on the drainage pipe, the drainage pipe is communicated with a reflux pipe, and the reflux pipe is communicated with a liquid inlet in the upper end of the reflux extraction tank body; the extraction speed of the medicinal materials can be increased, and full extraction of effective components of the medicines is facilitated.

The invention provides a flow dividing type filter device. The flow dividing type filter device basically comprises a set of water return pipelines, a booster pump, a front filter module, a set of flow dividing pipelines, at least one water quality adjusting module, a water quality detection module and a control circuit. In an ordinary state, water can be pumped to a washing tank through the booster pump and circulate at least between the front filter module and the washing tank, and impurities in water are filtered out in real time. When the water quality detection module detects that the water quality condition of water flowing through the front filter module exceeds a preset standard value, under the control of the control circuit, a second valve is opened, a first valve is closed at the same time, the water flowing through the front filter module is forcibly guided to flow through the water quality adjusting module located on the flow dividing pipelines, a preset reaction is conducted between the water flowing through the water quality adjusting module and reaction materials of the water quality adjusting module, and therefore water cleanliness of the washing tank is controlled through a relatively positive and reliable measure.

The invention discloses an environment-friendly washing machine device with a primary purifying structure, and relates to the technical field of washing machines. The environment-friendly washing machine device comprises a washing machine shell, a dewatering barrel and a filtering and purifying mechanism. A water containing barrel is mounted in the washing machine shell, and a buffering mechanismis arranged on the inner wall of the water containing barrel. The dewatering barrel is mounted in the water containing barrel, and dewatering holes are formed in the inner wall of the dewatering barrel. A water valve is arranged above the middle of the washing machine shell, and the upper side and the lower side of the water valve are connected with water inlet pipes. A limiting and anti-deviationmechanism is mounted between the water containing barrel and the dewatering barrel. Water circulating mechanisms are mounted on the two sides of the dewatering barrel, and the two sides of the lowerportion of the water containing barrel are connected with drainage pipes. The environment-friendly washing machine device has the advantages that water resources can be repeatedly utilized by arranging the water circulating mechanisms, two sets of symmetric water conveying pipes can draw filtered water in a water tank conveniently for recycling through a water pump and a water drawing pipe, the water consumption is reduced, and environmental protection benefits are improved.

The invention relates to a marmite, in particular to a marmite for decocting traditional Chinese medicine in the traditional Chinese medicine department. The marmite for decocting the traditional Chinese medicine in the traditional Chinese medicine department is safe, convenient to stir and convenient to clean medicine residues. Tge marmite for decocting traditional Chinese medicine in the traditional Chinese medicine department comprises a frame body, handles, a clamping mechanism, a pot cover, lifting handles, an air outlet mechanism and the like. The handles are arranged on the upper portions of the left side and the right side of the frame body, the clamping mechanism is arranged on the frame body, the pot cover is arranged on the clamping mechanism and matched with the frame body, the lifting handles are arranged on the front side and the rear side of the top of the pot cover, the clamping mechanism is connected with the pot cover, and the air outlet mechanism is arranged on the right portion of the top side of the pot cover. By arranging the air outlet mechanism, when water vapor flows to the air outlet mechanism, the air outlet mechanism runs and sprays out the steam, so that the air spraying purpose is achieved, safety is achieved, by arranging the filtering mechanism, people enable the filtering mechanism to run, medicinal materials and liquid medicine are separated, the filtering purpose is achieved, and then people can conveniently clean medicine residues.

The invention discloses a wall-mounted air filter. The wall-mounted air filter comprises a wall and an inclined plate, the right side of the wall is fixedly connected with the inclined plate, and a pull device is arranged on the upper surface of the inclined plate. According to the wall-mounted air filter, the occupied area of the device is reduced through the mutual cooperation between the structures of the inclined plate, the wall, a box body, a first L-shaped plate, a second L-shaped plate and the like, and the practical effect is better; through the mutual cooperation between the structures of a handle, an arc plate, a first transverse plate, the box body, a first concave plate and the like, the internal cleaning of the filter can be more convenient, the labor force is saved, and the time is shortened; and through the mutual cooperation between the structures such as an activated carbon filter layer, a PM2.5 filter layer, an HEPA filter layer, a fan, a second concave plate and a negative ion generator, the device can better filter air, so that the filtration effect is improved.

The invention provides a water treatment filter membrane barrel and an installation method thereof, wherein the water treatment filter membrane barrel includes a membrane barrel body, a filter assembly, a sealing assembly and a central shaft. The membrane barrel body is provided with a ring barrel, an upper cover and a lower cover. The filter assembly includes a main filter plate, an auxiliary filter plate and a locking filter plate. The sealing assembly includes a pressing ring, a buffer press cover, a sealing ring, a support ring and a rubber ring, and the center shaft passes through the membrane barrel body. The water treatment membrane barrel has the advantages of compact structure and ingenious design ideas, small occupancy space of equipment, high sewage interception rate, environmental protection and energy saving, adopts a flow process shaped as the Chinese character of 'gong' for pressure filtration and is convenient and practical,.

The invention provides a data processing method and a device, electronic equipment and a computer readable storage medium. The method relates to a database and storage in the cloud technology, and comprises the following steps: receiving incremental data, and writing the incremental data into a data storage system; updating the timestamps of the column levels corresponding to all columns containedin the incremental data according to the timestamps of the incremental data; receiving a data query request; querying the data storage system according to a key name carried by the data query requestto obtain data corresponding to the key name; and comparing the timestamp of the data with the latest timestamp of the column level of the column where the data is located, and returning a corresponding query result according to a comparison result. Through the data processing method and device, the data filtering efficiency in the data storage system can be improved.

The invention discloses a rotary multi-medium processor, which comprises a stainless steel tank body, wherein a water inlet type flange material separator and a sewage discharge type flange material separator are symmetrically arranged at the right end part of the stainless steel tank body up and down, a water inlet pipe is arranged on the right side of the stainless steel tank body, two sets of water guide pipes are symmetrically arranged at the left end of the water inlet pipe up and down, and are respectively connected with the water inlet type flange material separator and the sewage discharge type flange material separator, a water discharge pipe is arranged above the upper water guide pipe, a water outlet pipe is arranged at the upper end of the water discharge pipe, and the right end of the water discharge pipe is connected with the upper end of a center rotating shaft pipe through a bearing type flange. According to the invention, after a bearing type fan-shaped rotator rotatesand all layers of filtering materials originally forming a junction layer are stirred, the filtering material particles are stirred to be scattered, the impurities and the dirt of the filtering layers in the tank are thoroughly discharged from a sewage discharge port through forward washing and reverse washing under the rotation of a rotator, and new filtering layers are formed, so that the purposes of purification and filtration are achieved while the service life is prolonged.

The invention discloses an anti-electromagnetic interference telescopic boom and a crane. The anti-electromagnetic interference telescopic boom comprises a first anti-interference module, a second anti-interference module and a cable drum, wherein the first anti-interference module, the second anti-interference module and the cable drum are arranged on the telescopic boom of the crane, the first anti-interference module is connected with the first end of the cable drum, and the second anti-interference module is connected with the second end of the cable drum, the cable drum is used for transmitting a control signal and a power signal for a control system of the telescopic boom, the first anti-interference module is used for performing filtering processing and encryption operation on the control signal, and the second anti-interference module is used for performing re-filtering processing, decryption operation and signal amplification operation on the control signal. The anti-electromagnetic interference telescopic boom and the crane alleviate the technical problem that electromagnetic interference signals cannot be effectively shielded in the prior art.

The invention relates to the field of flue gas treatment, in particular to a bag type dust removal device for flue gas treatment. The bag type dust removal device comprises a chassis, a fixed support, a preliminary filter cartridge, blanking frames, a preliminary filter assembly and the like, wherein the fixed support is fixedly mounted on the top surface of the chassis, the preliminary filter cartridge is fixedly mounted on the right side of the middle of the fixed support, the blanking frames are symmetrically arranged below the fixed support, and the preliminary filter assembly is arranged on the preliminary filter cartridge. Under the action of the preliminary filter cartridge, airflow generated by flue gas can do variable circular motion in the preliminary filter cartridge, so the flue gas can generate centrifugal force during rotation to throw solid particles to the inner wall of the preliminary filter cartridge; and the thrown solid particles can slide down along the inner wall of the preliminary filter cartridge, so the effect of separating the flue gas from the solid particles is achieved.

The invention provides an automatic fish feeding device with a water changing function, and an application method thereof. The automatic fish feeding device with the water changing function comprisesan outer frame and two fixing devices, wherein the two fixing devices are fixedly connected to two sides of the bottom of the outer frame. According to the automatic fish feeding device with the waterchanging function, and the application method thereof provided by the invention, the aim of filtering water in a fish tank is achieved, and impurities produced in the fish tank are effectively filtered; meanwhile, the water in the fish tank can be conveniently changed, so that the cleanliness of the water in the fish tank is effectively ensured; meanwhile, a filtering device can be disassembled and replaced, so that the service life of the device is prolonged; the feeding device is driven to feed through the gravitational potential energy of the water, so that the aims of energy conservationand environmental protection are achieved; meanwhile, the fish tank can be timely and quantitatively added with fish food, and no guarding of personnel is needed, so that the convenience of a user isimproved; and the water of the fish tank can be oxygenated, so that the survival rate of ornamental fish in the fish tank is effectively improved by combining water changing and feeding.

The invention discloses an efficient bacteriostatic disinfectant fluid preparation device and preparation method. The device comprises a processor and a purification mechanism, a heating plate is embedded in a lower end of an inner cavity of the processor, a filter tank with an inner cavity fixedly connected with a polyvinyl chloride filter screen layer is formed in the bottom of an inner cavity of the processor, and meanwhile a stirring motor with an output shaft fixedly connected with a stirring shaft and multiple stirring blades different in length is fixedly installed at a lower end of a right side of the processor. A crushing mechanism is arranged, the goal of crushing raw materials can be achieved, the stirring motor, the stirring shaft and stirring blades are arranged, the materialscan be stirred, the filter tank and the polyvinyl chloride filter screen layer are arranged, the purpose of filtering disinfectant fluid can be achieved, the heating plate is arranged, the interior of the processor can be heated, the reaction rate is increased, a purification mechanism is arranged, waste gas can be purified, and the sanitation of the surrounding environment is guaranteed.

The invention discloses a river channel dredging ship, and relates to the technical field of desilting. The river channel dredging ship comprises a ship body, wherein a driving propeller is installed at the bottom of the ship body, a collecting frame is fixedly connected to the inner side of the ship body, a fixing plate is fixedly connected to the outer side of the ship body, an arc-shaped limiting clamping plate is fixedly connected to the side, away from the ship body, of the fixing plate, the side, close to the fixing plate, of the collecting frame communicates with a water outlet pipe, the top of the collecting frame communicates with a feeding pipe, a water suction pump is installed at the position, close to the collecting frame, of the outer side of the water outlet pipe, a mud suction pump is installed at the position, away from the collecting frame, of the outer side of the feeding pipe, a material taking door is installed on the side, away from the water outlet pipe, of the collecting frame, and a filtering device is mounted on the inner wall of the collecting frame. According to the river channel dredging ship, the purpose of cutting entanglements such as underwater aquatic plants is achieved, normal dredging work is effectively guaranteed, and the dredging efficiency of the device is improved.

The invention relates to a message filtering method and a system, and computer equipment. The method comprises the steps of obtaining an attention field of a to-be-filtered message and a logic formulaof the attention field; calculating a field value of the attention field; comparing the field value with a preset index value by utilizing a preset comparison logic to obtain a Boolean mark value corresponding to the concerned field; and substituting the Boolean mark value into the logic formula to obtain an operation result of the logic formula, and sending the to-be-filtered message according to the operation result. By adopting the method, all message contents do not need to be calculated, only the attention fields of the to-be-filtered messages are marked, the data processing amount is reduced, the purpose of filtering the messages is achieved by carrying out logical operation on the Boolean mark values of the attention fields, and the message filtering efficiency is effectively improved.

The invention relates to the technical field of airport detection, and discloses an airport runway FOD detection method and system and a storage medium, and the method comprises the steps: firstly, processing a radar scanning spectrogram obtained by a radar sensor, and determining the first detection information of an FOD target; using a deep learning method to calculate video stream data obtained by an optical sensor under a preset focal length, and determining second detection information of the FOD target; fusing the first detection information and the second detection information to obtain fused detection information; and further classifying and positioning the FOD target according to the fusion detection information. Therefore, detection is carried out by fusing information of a plurality of sensors, the detection precision of the FOD target can be improved, and false detection or missing detection can be effectively reduced.

The invention discloses a ceramic dry-method powder-making, dust-collecting and impurity-removing integrated device, which comprises a base, a supporting plate, a control box, a dust separation tower, a dust collection and impurity removal integrated absorption mechanism, a centrifugal unpowered impurity quick separation mechanism, an impact type dust electrostatic adsorption mechanism, a resistance coefficient dust recovery mechanism and a gas jet impact cooling mechanism. The invention belongs to the technical field of ceramic dry-method powder preparation, and particularly relates to a ceramic dry-method powder preparation, dust collection and impurity removal integrated device. Separation of large impurities in air is achieved through the centrifugal unpowered impurity quick separation mechanism, the centrifugal movement principle is creatively applied to the technical field of ceramic dry method powder preparation, and driving of centrifugal separation movement is completed through interaction force between magnetic fields; the technical problem that in the prior art, impurities in air are difficult to remove under the condition that no impurity removing equipment exists is solved.

The particle filter and regeneration system of diesel engine comprises power, electric and nonelectric heat spiral particle filter made of carbide ceramics installing together inside the housing of the purifier connected with the exhaust of the diesel engine. It is highly efficient in purification and controllable in conductivity, and fine durability. Apart from that, it is low in cost, simple in structure and easy for assembly.

The invention discloses a centrifugal sewage circular purification robot which comprises an outer tank and an inner tank. The inner tank is mounted in an inner cavity of the outer tank; the inner tankruns through the outer tank; both front and rear sides of a rotating rod are connected with the inner wall of the outer tank; a roller is mounted on the outer wall of the rotating rod; the top ends of first springs are connected with the inner wall of the roller; press-against blocks are overlapped with the inner wall of the inner tank. According to the centrifugal sewage circular purification robot, by a discharge port at the left side of the outer tank, filtered wastewater can be collected so as to lay a solid foundation for ordered execution of the subsequent filtering work; by a slidewayand a sliding block, the aim of enabling the press-against blocks to freely extend and retract in the roller is fulfilled so as to prevent influence on normal working due to jamming of the roller; bythe first springs, an effect of enabling the press-against blocks to be smoothly popped up after passing through the inner tank is achieved so as to ensure that the cleaning work can be circularly carried out and meet requirements of the modern industry for a purification device.

The invention discloses a range hood. The range hood comprises a range hood body consisting of an air inlet and an air outlet; a fan is arranged in the range hood body; the fan is connected with a static pressure box; a lampblack suction porous resin layer is arranged in the range hood body; the range hood body is provided with a retractable cover; and the range hood body is provided with a small-sized manual lampblack suction device. The range hood is reasonable in design, simple in structure and convenient to use. The lampblack suction porous resin layer is arranged in the range hood so as to filter the lampblack, and the environmental pollution caused by the lampblack can be effectively alleviated; the static pressure box is arranged in the range hood, so that the unstable airflow can be adjusted to the uniform airflow, and the noise is lowered; the retractable cover is arranged in the range hood, so that the lampblack can be absorbed; and the small-sized manual lampblack suction device is arranged in the range hood, so that partial lampblack which cannot be sucked by the range hood can be absorbed in advance.