36results about How to "Effective promotion" patented technology

The invention provides a software pushing method comprising the following steps: 102. presetting a search keyword and a condition relevant to the keyword; 106. judging whether the keyword satisfies the condition relevant to the keyword; 108. if the judging result is that the keyword satisfies the condition, according to the keyword and the condition, searching matched software on a server side, and pushing the matched software to a terminal. The invention also provides a software pushing system, a mobile terminal and a software pushing server. The technical scheme of the invention can realize the operation of reminding and pushing users according to various types of information in the terminal to bring varied software pushing forms and cause users to experience more humanized operation feel.

The invention relates to a ray-imitated underwater vehicle, in particular to a double-fluctuation pectoral-fin cooperative-propel ray-imitated underwater vehicle, aiming to solve the problems that existing underwater vehicles are complicated in mechanical structure, bionic pectoral-fin propel type underwater vehicles are difficult in motion control and single in motion type and bionic effect is different from real pectoral-fin propel. The double-fluctuation pectoral-fin cooperative-propel ray-imitated underwater vehicle comprises a power supply and control module, an abdominal cavity component and two sets of fluctuation pectoral-fin components; the abdominal cavity component comprises an abdominal cavity baseplate and an abdominal cavity roof; each set of fluctuation pectoral-fin component comprises a flexible wing, a first piezoelectric fiber composite driving joint, two second piezoelectric fiber composite driving joints and two third piezoelectric fiber composite driving joints, and the first piezoelectric fiber composite driving joint, the second piezoelectric fiber composite driving joints and the third piezoelectric fiber composite driving joints are embedded in the flexible wing in parallelly. The double-fluctuation pectoral-fin cooperative-propel ray-imitated underwater vehicle is used for marine science.

The invention discloses an energy-saved steel pipe cutting device, and belongs to the field of steel pipe production equipment. The energy-saved steel pipe cutting device comprises two sets of stations, and a cutting mechanism for reciprocating walk between the two sets of stations; one set of station comprises a frame, a conveying roller row, a limiting adjustment module and a clamping mechanism;the conveying roller row comprises pushing roller shafts and support roller shafts alternately arranged; the pushing roller shafts are connected with rotating motors; the support roller shafts are fixed, and support pieces are fixed at the middle parts of the upper surfaces of the support roller shafts; the support pieces comprise arc groove bodies, and limiting bent rods rotationally mounted above the end parts of the arc groove bodies; a positioning plate is fixed at the tail end of the conveying roller row; an extension measuring rod is arranged in the positioning plate; a limiting plate is fixed at the end part of the extension measuring rod; the clamping mechanism comprises a fastening cylinder sleeve and a support auxiliary piece arranged on the upper surface of the positioning plate; a pressing half ring is arranged above the support auxiliary piece; and the cutting mechanism is arranged in a corresponding position between the fastening cylinder sleeve and the support auxiliarypiece. The energy-saved steel pipe cutting device can effectively prevent the incision deflection caused by vibration of steel pipes, can fully use the energy, and improves the working efficiency.

The invention discloses a sewage sedimentation tank, and relates to the technical field of sewage treatment. The sewage sedimentation tank comprises a sand sedimentation tank, a water discharging pipe and a bracket arranged on the sand sedimentation tank, wherein the sand sedimentation tank is funnel-shaped; a sand hopper is arranged on the bottom of the sand sedimentation tank. The sewage sedimentation tank is characterized in that a plurality of vibration rods are also arranged in the sand sedimentation tank and are arranged above the sand hopper; the upper end of each vibration rod is connected with the bracket; vibration rod connecting blocks are arranged on the bracket. The sewage sedimentation tank disclosed by the invention can increases the sedimentation speed of sand and is suitable for primary sedimentation and secondary sedimentation, so that the sewage solid-liquid separation efficiency is high, the sedimentation speed is high, and the work efficiency of sewage treatment is improved.

The invention discloses a high-precision time keeping method and device suitable for a power distribution network measuring device, and the method comprises the following steps: building a mathematical model of a time linear discrete system, and achieving the mathematical modeling of crystal oscillator time data; determining the noise level by using wavelet transform, and estimating the noise variance of the discrete system; evaluating the variance matrix of the measurement noise on line based on adaptive Kalman filtering of wavelet transform; establishing a temperature change curve and a frequency change curve, and substituting the temperature change curve into a frequency change curve formula to obtain a formula that the frequency changes along with time; establishing a relationship between the crystal oscillator time and the standard time and a relationship between the crystal oscillator frequency and the standard frequency, and calculating a frequency value of a local clock generated by the crystal oscillator and the standard time; a deviation curve of the temperature and the time relative to a crystal oscillator local clock and a standard clock is fitted by using a least square method, and the deviation curve is used for improving the precision of a system synchronous clock. The device comprises a processor and a memory. The device improves the precision of the synchronous clock.

The invention discloses a crossroad traffic system without traffic lights. The crossroad traffic system comprises a transverse trunk road, a longitudinal trunk road, overpass lanes, right-turn lanes, left-turn lanes and underground lanes, wherein the transverse trunk road comprises transverse forward lanes and transverse reverse lanes; the longitudinal trunk road comprises longitudinal forward lanes and longitudinal reverse lanes; the overpass lanes are an overpass lane A and an overpass lane B; the left-turn lanes are a transverse forward left-turn lane and a transverse reverse left-turn lane; the underground lanes are a longitudinal forward underground left-turn lane and a longitudinal reverse underground left-turn lane. During implementation, by adding the overpass lane A, the overpass lane B, the right-turn lanes, the transverse forward left-turn lane, the transverse reverse left-turn lane, the longitudinal forward underground left-turn lane and the longitudinal reverse underground left-turn lane, vehicles in all directions can turn left, go straight and turn right without the traffic lights, so that smooth road traffic can be guaranteed.

The invention discloses an air purifying device based on an Internet of Things data collecting function. The air purifying device comprises a lamp pole which is hollow and is in an inverted-L shape, an LED light source, an air quality detecting module, a video tracking module, an air purifying assembly and an air supply channel. The LED light source and the air quality detecting module are installed on the short edge of the L shape of the lamp pole, the video tracking module is installed on the long edge of the L shape of the lamp pole, the air purifying assembly is controlled by the air quality detecting module and used for ionizing air, and the air supply channel is used for conveying the ionized air. The air purifying assembly and the air supply channel are both installed in the long edge of the L shape of the lamp pole, and the air purifying assembly is composed of an anion generator and a macromolecular filter screen adjacent to the anion generator. The air supply channel is connected with a silent fan. Air inlet holes are formed in the position, close to an air inlet of the air supply channel, of the lamp pole, and exhaust holes for exhausting the ionized air are formed in the position, close to an air outlet of the air supply channel, of the lamp pole. According to the air purifying device, air quality is intelligently monitored and improved, energy saving and environment friendliness are achieved, and the air purifying device is worthy of popularization.

The invention provides a simulation experience device based on 3D animation design, and relates to the technical field of simulation experience. When in use, an existing 3D simulation experience equipment has the following problems that fixing is not firm enough, automatic tightening and fixing cannot be achieved, and the heat dissipation effect cannot be enhanced while fixing is conducted. The simulation experience device aims to solve the above problems and comprises a body, supporting plates, an overturning plate and adjusting plates. The body is a 3D simulation experience device body and is of a rectangular structure. The supporting plates are installed on the two sides of the bottom of the body, and rotating shafts of the supporting plates are inserted into adjusting grooves. The overturning plate is positioned at the bottoms of the body and the supporting plates. The adjusting plates are used for being installed in inner grooves through springs and can receive power through stress pieces to move, then the stress pieces can drive contact plates made of rubber to move, the contact plates can make contact with and be fixed to the supporting plates, the stress pieces continuouslyreceive power of the springs, and then the supporting plates are continuously tightened and fixed.

The invention discloses a mechanically automatic nail driving device comprising a tail seat and a nail placing opening. The left side of the tail seat is connected with a supporting column, and a motor is mounted inside the supporting column; brackets are arranged on the upper side and the lower side of the supporting column correspondingly, a nail outlet is formed in the leftmost side of the supporting column, the left side of the motor is connected with a rotating shaft, and a connecting seat is connected into the left side of the rotating shaft; and an air cylinder is arranged in the connecting seat, the left side of the air cylinder is provided with a nail pushing head, nails are arranged in a nail storing cavity, the nail placing opening is formed in the upper portion of the nail storing cavity, nail fixing frames are arranged on the lower portions of the nails, springs are mounted on the two sides of the nail fixing frames, and the lower portions of the nail fixing frame are connected with connecting rods. According to the mechanically automatic nail driving device, the nails in the device can be effectively pushed out, the nails are pushed back and forth through the air cylinder, thus the automatic nail driving effect is achieved, the nail driving time of the device is saved, and the nail driving efficiency of the device is improved.

The invention discloses a system for realizing a digital television program preview function. The system comprises a front end and a terminal. The front end comprises a CA system and a scrambling multiplexer. The CA system comprises a CA database and an ECMG (Authorization Control Information Generator); the CA system database is used for storing preview attributes of programs; the ECMG regularlyextracts preview attributes from a CA system database, adds the preview attributes to ECM (Encryption Control Message) and returns the ECM to the scrambling multiplexer; the scrambling multiplexer isused for multiplexing the authorization control information and the scrambled program stream, and then issuing the same to a broadcast television network; the terminal comprises a set-top box connected to the broadcast television network, and the set-top box is used for analyzing the preview attribute of the scrambled program according to the authorization condition of the set-top box after receiving the authorization control information each time. According to the system disclosed in the invention, the purpose of attracting users is achieved through a method of enabling the users to experience in advance.

The invention discloses a vehicle-mounted wind power generation system. The structure of the vehicle-mounted wind power generation system comprises an energy converter, a shell, a movable window, a mounting groove, an air inlet, a vane structure and a power receiving seat, wherein one side of the shell is provided with the movable window, and the movable window is movably matched with the mountinggroove; the mounting groove is formed in the top end of one side of the shell; the interior of the shell is provided with the energy converter; the end, close to the air inlet, of the energy converter is movably provided with the vane structure; and the vane structure is opposite to the air inlet. According to the shell with the design of the arc surface structure, the movable window is closed, the air inlet is shielded, compared with a mode that a vertical plane directly faces air, the resistance is smaller, and the energy consumption in the driving process of an automobile is reduced. According to the design of the air inlet and an air outlet, convection is easy to form after the movable window is opened, the wind force strength on the vane structure positioned between the air inlet andthe air outlet is increased, so that the vane structure can rotate no matter the driving speed of the automobile is high or not, and the mechanical productivity is directly improved.

The invention relates to intelligent high-speed hydraulic environment-friendly household garbage dry-wet separation equipment which comprises a mounting supporting table, a treatment box, a decomposition box and a liquid filtering box, a driving motor is mounted in the treatment box, an output shaft of the driving motor is connected with a transmission rod, and a rotating rod is mounted on the outer side of the transmission rod; a separation box is arranged in the treatment box, a drainage pipe is mounted at the bottom of the separation box, a conveying pipe is mounted on the outer side of the treatment box, a protective cover is connected to the top of the separation box, and a crushing motor is mounted at the top of the protective cover. According to the intelligent high-speed hydraulic environment-friendly household garbage dry-wet separation equipment, necessary power output is provided for separation through a driving motor, and a transmission rod is driven to rotate in a mounting bearing, so that a rotating rod can rotate according to requirements, household garbage is effectively pushed, and the household garbage and a separation box are extruded; and water in the garbage is separated.

The invention relates to the technical field of auxiliary medical treatment, and discloses an efficient, fast and safe endoscopic gastrointestinal foreign matter taking-out device. The device comprises a plurality of supporting rods hinged to the head end of an extending pipe along the circumferential surface, wherein a sliding sleeve is arranged on the surface of the extending pipe, and supporting rods of which the quantity is equal to that of the supporting rods are hinged to the outer circumferential surface of the sliding sleeve; the top end of each supporting rod is hinged between the twoends of the corresponding supporting rods; a longitudinal through groove A is formed in the side wall of the extending pipe; a control rod is longitudinally arranged in the extending pipe; the control rod is connected to a sliding sleeve through a fixing block penetrating through the through groove A; the outer surfaces of the supporting rods are jointly connected to the inner surface of a conical net bag; the extending pipe pushes a pushing claw out above a foreign matter, the foreign matter can be pushed into the net bag below, and the control steel wire on a net bag contraction part is tightened to wrap the foreign matter. The invention solves the problems of low success rate, long time consumption and easy damage to the digestive tract when the foreign matters are taken out under a clinical endoscope at present.

The invention discloses a digital humidity control system, which comprises a humidifying module (10), a dehumidifying module (12), a humidity signal display input module (6), a humidity signal conversion module (9), a humidity signal sending module (8), a humidity sensor group (2), a humidity control box body module (11) and a humidity control module (4). The digital humidity control system has the advantages that after the digital humidity control system is popularized and applied, the comfort degree of a human living environment can be greatly improved; the deadweight loss of clothes, shoes, hats, grains, documentations, cultural relics and the like caused by mildewing, rusting and corrosion is greatly reduced, the storage periods are effectively prolonged, and the storage qualities are greatly improved; and certainly, the digital humidity control system can also be applied to areas requiring culture breeding, corrosion reinforcement, mildew odor breeding, and the like.

The invention discloses a real-time video capture terminal and a capture method based on a Mesh network. The real-time video capture terminal based on the Mesh network comprises a video capture terminal as terminal equipment, wherein the video capture terminal comprises a central processing unit, a video capture sensor, a video data processing module, a data storage module and a wireless communication module provided with a Mesh network interface. The real-time video capture terminal and the capture method based on the Mesh network have the beneficial effects that through the Mesh network, real-time video transmission of the video capture terminal is achieved; signal attenuation cannot occur during a transmission process, the transmitted video is high in definition, and the video transmission speed is fast; the real-time video capture terminal can be particularly applied to the unknowable environments, such as complex terrain, and other places, such as wild mountains and forests, diggings, mines and burrows, so that the real-time video capture terminal has high practicability, and can be very popular and be effectively popularized and widely used.

The invention relates to the technical field of control valves, and discloses a control valve with a flow-limiting function. The control valve with the flow-limiting function comprises a control valveseat. A water inlet pipe and a water outlet pipe separately communicate with left and right sides of the control valve seat. A sealing plug is fixedly installed at the top of the control valve seat.A flow-limiting block is movably arranged in the middle of the sealing plug in a sleeving mode. The lower end of the flow-limiting block extends to the inside of the control valve seat. According to the control valve with the flow-limiting function, through an adjustment block, the movement of a sleeve ring can be effectively pushed under the action of a sliding groove and a third sliding block, the operation of staff is convenient; through a first bracket and a second bracket, the second bracket is pushed to move under the action of the adjustment block; through the first sliding block and afirst sliding rail, the height of a screw rod can be descended or risen; and a fixed plate is used for driving a supporting column to rise and descend, so that the height of the flow-limiting block iseffectively adjusted, and it is guaranteed that the flow rate is effectively adjusted.

The invention discloses raw material fermentation equipment for industrial enzyme production. The raw material fermentation equipment structurally comprises a fermentation tank, a driving motor, a support table and a protective fence; the top end of the fermentation tank is integrally fixed with the driving motor through bolts; the periphery of the fermentation tank is in clearance fit with the inner side of the protective fence, and the bottom of the protective fence is welded with the upper surface of the support table; the upper surface of the support table is fixedly connected with the bottom of the fermentation tank in an embedded mode; the fermentation tank comprises a stirrer, a flow guide groove, a movable cavity and a material adding opening; the whole stirrer is movably matched with the interior of the movable cavity; and the bottom of the movable cavity is connected with the upper surface of the flow guide groove in an embedded mode. According to the equipment, a scraping strip body is thrown out through the inertia of centrifugal force formed by a driving rod; so that the scraping strip body is prevented from falling off through a buckle and an anti-falling block, the thrown scraping strip body and the inner wall of the movable cavity form attached scraping, enzyme blocks attached to the inner wall of the cavity fall off through scraping of a silica gel block and flow guide of the flow guide groove, and therefore the problem that due to the fact that the enzyme blocks are attached to the inner wall of the cavity, the proportion of discharged raw materials is uneven is effectively solved.

The invention discloses a wooden single sofa. The invention aims at providing a pushable wooden single sofa. The key points of the technical scheme are as follows. The sofa includes a seat plate, at the bottom of the seat plate, an upper surface of that bottom plate is fixed with a backrest, Handrails are arranged on both sides of the backrest, A placement device is also arranged below the seat plate, A support plate is arrange on both sides of that low bottom surface of the bottom plate, a sliding groove on the support plate parallel to the armrest direction, Storage compartment between chutes, A support is arrange on both sides of that storage box close to the backrest, A pulley for clamping into the sliding groove is arranged on the bracket, A displacement device is also arranged on thestorage box, The displacement device comprises a support frame arranged on both sides of the pulley, a chuck wheel arranged between the support frame, a blocking block arranged on the sliding groove,a notch arranged on the outer wall of the blocking block and on the same plane as the sliding groove and an inner groove arranged on the inner wall of the blocking block for clamping the chuck wheel,and a roller wheel arranged on the outer wall of the storage box on the side far from the backrest.

The invention discloses a manipulator with a detecting function in bolt transmission, and relates to the technical field of powder packing. The manipulator comprises a fixed block and a connecting block; a feed hole is mounted under the fixed block; an ejector block is mounted on the inner side of the fixed block; a spring is mounted on the right side of the ejector block; and a straight rod is arranged on the right side of the spring. In the manipulator with the detecting function in bolt transmission, through arrangement of the fixed block, the feed hole, the ejector block, the spring, the straight rod, a connecting rod, a fixed screw, the connecting block and an electromagnetic block, users can effectively fix bolts through the fixed block; the bolts are put in the device through the feed hole; then, the users can shift the straight rod to the inner side to drive the ejector block to fix the bolts on the fixed blocks through the spring, so that the users are convenient to transmit and fix the bolts; the users can mount and fix the connecting rod through the fixed screw, so that the users are convenient to mount the device in the previous stage; and the electromagnetic block canabsorb the bolts in operation.

The invention discloses dry type ground tea and a preparation method thereof, wherein the dry type ground tea comprises the following components in percentage by weight: 65.0-66.0% of a main material,10.0-12.0% of tea leaves, 18.0-20.0% of an auxiliary material and the balance of a seasoning, wherein the main material is formed by mixing one or a plurality of materials selected from rice, wheat,corn and oat, the auxiliary material is prepared by mixing one or a plurality of materials selected from sesame, peanut, soybean, black bean, mung bean, red bean, coix seed and millet, and the seasoning is prepared by mixing one or a plurality of materials selected from ginger powder, edible salt, pepper, brown sugar and chili powder. According to the invention, before the production and processing of the dry type ground tea, consumers can select different main materials, auxiliary materials and different seasonings to customize according to own preferences, so that the requirements of different consumers can be met; and in the production method, the sesame, the peanut, the soybean, the black bean, the mung bean, the red bean, the coix seed and the millet are only crushed and processed into the fine particles, such that the contained nutrients are not easily lost so as to provide characteristics of high nutritional value and healthy drinking during the subsequent brewing.

The invention discloses a battery core automatic material collecting system and a material collecting method thereof. The system comprises a machine frame, a feeding mechanism, a variable pitch mechanism, a lifting rotating mechanism and a carrying mechanism, wherein the feeding mechanism, the variable pitch mechanism, the lifting rotating mechanism and the carrying mechanism are mounted on the machine frame; and materials are fed through the feeding mechanism, pushed to a predetermined position under the interaction of the variable pitch mechanism and the lifting rotating mechanism, and carried through the carrying mechanism. According to the system and the method, the battery core can be automatically collected, and waste products and defective products due to sweat of manual material collecting can be avoided, so that the labor is reduced, and the generation efficiency is improved.

The invention discloses an inflatable sail system comprising a mast fixed to a deck, a sail, a take-up and pay-off line and a take-up and pay-off connecting line. The sail has a soft structure composed of two layers of cloth with edges connected with each other, and the two layers of cloth of the sail are made of parachute nylon cloth; the top of the sail is connected with a first air bag, and thefirst air bag is filled with gas with the density smaller than the air density. The first air bag is filled with hydrogen or helium; an inflating hole is formed in the first air bag; the top of the first air bag is connected with a second air bag, and the second air bag is filled with gas with the density smaller than the air density. The parachute nylon cloth is used as the material of the sail;compared with an existing sail material, the provided inflatable sail system enables the cost to be effectively saved; meanwhile, in order to enable the sail to rise into the high altitude more effectively, gas with the density smaller than the air density is used, so that the sail can be driven by air buoyancy to smoothly rise into the air.

The invention relates to a positioning clamp for a U-shaped bending plate. The positioning clamp comprises a clamping jig, a rotating mechanism and a pressing mechanism, wherein a clamping part for inserting the U-shaped bending plate is arranged on the edge of the outer contour of the clamping jig; the rotating mechanism is connected with the clamping jig to drive the clamping jig to rotate on the same horizontal plane so as to convert the front surface and the back surface of the clamping jig; the pressing mechanism comprises a first pressing piece arranged on the front surface of the clamping jig and a second pressing piece arranged on the back surface of the clamping jig; the first pressing piece and the second pressing piece push two bending fin plates of the U-shaped bending plate tobe tightly attached to and connected with the clamping jig respectively; and the first pressing piece and the second pressing piece are provided with holes for processing the U-shaped bending plate by processing equipment respectively. By means of the structure, the U-shaped bending plate can be effectively and automatically turned over, so that the problems that the machining speed is low and machining errors are prone to being caused by errors of workers due to the fact that workpieces are repeatedly clamped manually are solved.

The invention discloses pickling treatment equipment for seamless steel pipes and a pickling method of the pickling treatment equipment, relates to the technical field of pickling devices for steel pipe production, and aims to solve the problems that the number of pickling for a single time fluctuates due to different sizes of pickling pipes when the pickling devices for steel pipe production in the current market are used, and the pickling efficiency is difficult to maximize in production. A steel pipe discharging slope is arranged at one end of a pickling mechanism base, a steel pipe feeding slope is arranged at the other end of the pickling mechanism base, a steel pipe discharging limiting mechanism is arranged in one side in a pickling tank, a steel pipe feeding limiting mechanism is arranged in the other side in the pickling tank, a steel pipe feeding limiting mechanism lifting driving structure is fixedly connected to the upper portion of the steel pipe feeding limiting mechanism, a fixed top plate is fixedly connected with a plant ceiling through a fixed ceiling, and ultrasonic liquid level meters are symmetrically arranged on the lower portion of the fixed top plate relative to a vertical center line of the pickling tank.

The invention relates to a community management system, in particular to a community management system based on a mobile internet, which comprises a server, the server is connected with a village establishment module for establishing a village, and the server is connected with a join authentication module for auditing a user to apply to join the village, the server is connected with a village captain election module used for starting village captain election, the server is connected with a village captain module used for starting village captain, the server is connected with a conference initiation module used for initiating a village conference by village users, and the server is connected with a village voter voting module used for counting voting results of the village users in the village conference, the server is connected with a voting execution module used for performing corresponding execution actions according to the voting result; the technical scheme provided by the invention can effectively overcome the defects in the prior art that the Internet economy is centralized, the rights and interests of users cannot be protected, the marketing cost of sellers is increased, andconsumption users cannot obtain enough e-commerce bonuses.

The invention discloses an anti-theft door used for a safe house. The anti-theft door comprises a basic wall. The wall surface of the basic wall is provided with an opening. The opposite faces of the opening are provided with slide grooves which are fixed to the opposite wall surfaces and provided with slurry hanging net blocks. The slurry hanging net blocks are covered with the cement wall surfaces which are covered with dustproof plates. The tops of the slide grooves are provided with fixing plates which are provided with slide mechanisms. The slide mechanisms are composed of driving parts fixed to the fixing plates, driving discs fixed to the driving ends of the driving parts, cylinders fixed to the edges of the upper end faces of the driving discs and matching shafts mounted on the cylinders in a sleeving mode. The anti-theft door has the beneficial effects that on the basis of existing technologies, the outer side of the slide door is equipped with wavy folding plates again, the noise can be effectively isolated, and meanwhile, when a door body slides, because multi-stage supporting mechanisms exist, no inclination phenomenon can occur on the door body, meanwhile, the anti-theft door is equipped with a motor which serves as a power source, and a user can be effectively assisted to push the door body.

The invention belongs to the field of garbage recovery and treatment, and particularly relates to a distributed kitchen garbage recycling system based on the Internet of things. In order to solve the problems that the existing kitchen garbage is generally manually recycled, and the efficiency is low; the kitchen garbage cannot be subjected to further water-oil separation treatment for reducing the pollution to the environment; the kitchen garbage cannot be compressed, and the conveying efficiency is reduced; and the system cannot be connected to the Internet of things to manage the transportation information of recycled kitchen garbage together, the scheme as follows is provided, namely, the system comprises an Internet-of-things control module, a metering module, a recording module and a processing module which are connected in sequence. According to the distributed kitchen garbage recycling system, kitchen garbage can be effectively crushed and compressed, so that the kitchen garbage is conveniently transported, water and oil are effectively separated, monitoring and control are performed by accessing the Internet of things, and meanwhile, unified management is performed on transportation information and the like of the kitchen garbage.

The invention discloses a multifunctional gastric lavage bed. The multifunctional gastric lavage bed comprises a bottom plate, fixing blocks are fixedly connected to the two sides of the center of thebottom of the bottom plate, a two-way threaded rod is slidably embedded between the opposite outer surfaces of the two fixing blocks, sliding rods penetrate through the positions, located on the twosides of the two-way threaded rod, between the opposite outer surfaces of the two fixing blocks, extrusion plates are in threaded connection with the positions, located on the two sides of the bottomplate, of the outer surface of the two-way threaded rod, the position, close to the center, of the outer surface of the two-way threaded rod is sleeved with a belt wheel, and limiting frames are fixedly connected to the positions, close to the centers of the edges of the two sides, of the top of the bottom plate. According to the multifunctional gastric lavage bed, by controlling first air pressure rods, under effective supporting of supporting strips, a lying plate can drive side plates to effectively adjust the actual use height, then nursing personnel can easily move a patient to the top ofthe lying plate, the patient can effectively lie on the top of the equipment, and meanwhile, by starting a motor, the motor can effectively drive the two-way threaded rod to rotate through the belt wheel and a belt.

The invention discloses a single-cycle three-phase six-switch power factor correction PWM modulator which comprises an error amplifier, an integrator, a reset clock signal generator, a capacitive coupling blocking circuit, a reverse amplifier and a PWM modulation circuit, wherein a reference voltage and a sampling voltage are respectively input into two input ends of the error amplifier; the output end of the error amplifier is connected with the inverting input end of the integrator, the reset end of the integrator is connected with the output end of the reset clock signal generator, the output end of the integrator is connected with the capacitive coupling blocking circuit, the output end of the capacitive coupling blocking circuit is connected with the inverting input end of the inverting amplifier, and the non-inverting input end of the inverting amplifier is grounded. And different input ends of the PWM modulation circuit respectively input the output voltage, the three-phase input and the reset clock signal of the reverse amplifier, and output a PWM driving signal. According to the invention, the integral parameter tau of the integrator does not need to be strictly matched with the working frequency, and the influence of the temperature characteristic of the component can be eliminated.

The invention relates to the technical field of building decoration engineering design and construction, and discloses a nail shooting device for decoration with the function of preventing nails from getting stuck. The device comprises a nail containing groove. A first spring is fixedly connected to the interior of the nail containing groove, a push plate is fixedly connected to the left side of the first spring, a magnetic block is fixedly connected to the outer side of the push plate, a coil is fixedly connected to the inner wall of the nail containing groove and close to the outer side of the push plate, a piezoresistor is fixedly connected to the interior of the nail containing groove and close to the right side of the coil, a nail outlet cover is fixedly connected to the left side of the nail containing groove, and a movable block is slidably connected to the interior of the nail outlet cover. According to the nail shooting device for decoration with the function of preventing the nails from getting stuck, a push rod drives an dielectric medium plate to move downwards, the relative contact area of a positive plate and a negative plate is increased, the coil is electrified, and the electrified coil enables a magnetic block to move, so that a nail got stuck can be effectively pushed to move, and the problem that the equipment cannot be repaired without being disassembled after nails got stuck is solved; and time is saved, and working efficiency is improved.