291results about How to "Regular cleaning" patented technology

The invention relates to an underground water in-situ restoration system which is characterized by comprising a vertical impermeable wall arranged along the periphery of the polluted zone, wherein the vertical impermeable wall is in a semi-closed structure; the opening of the vertical impermeable wall is provided with a multi-treatment-unit reaction grid; the multi-treatment-unit reaction grid is arranged on the front edge downstream the underground water pollution stream and is perpendicular to the underground water flow; and the upstream and downstream of the multi-treatment-unit reaction grid are respectively provided with an underground water monitoring well for determining the change conditions of water level and water quality before and after underground water restoration. The system can overcome the defects of narrow restoration range, high clogging tendency, single treated pollution component and the like of the traditional continuous reaction wall in engineering application, can effectively restore underground water pollution streams with multiple pollutant components and complicated underground flow field, and can monitor the dynamic changes of water level and water quality of underground water in real time, thereby periodically cleaning and replacing the reaction medium in the treatment unit reaction grid.

The invention relates to the technical field of ceramic machining equipment, in particular to a briquette polishing device for ceramic machining. The device comprises a worktable; a collecting grooveis formed in the middle part of the top of the worktable; a separation net is fixedly connected into the collecting groove; chutes are formed in two sides of the top of the worktable; slide blocks aremovably connected into the chutes; one sides of the tops of the slide blocks are fixedly connected with limiting sleeves; and first thread rods are in threaded connection into the limiting sleeves. The briquette polishing device for ceramic machining is convenient to fix the inner walls of briquette bodies through fixing devices at the bottoms of connecting rods, drives a second thread rod to rotate through operation of a double-shaft motor, enables a connecting plate on one sides of a thread sleeve to drive an extension rod to extend, clamps and limits the inner walls of the briquette bodies through antiskid pads on one side of the connecting plate to fix the positions of the briquette bodies, and is convenient for the connecting rods to rotate to drive the briquette bodies to rotate toenable polishing blades to polish the outer sides of the briquette bodies so as to achieve the purpose of convenience to use.

An in-line plating apparatus for float glass is composed of baseplates, multiple air inlet chambers and air outlet chambers arranged alternatively at intervals, cooling cavity above each baseplate, graphite block under each baseplate, air inlet and outlet channels between two graphite blocks, admission distributor, and air outlet collector. It can improve the quality of plated film.

The invention discloses a vehicle driving data management system for acquiring and analyzing driving data of a vehicle to be managed in a driving process to realize functions of safety pre-warning and storage. The vehicle driving data management system comprises a data acquiring unit, a data control unit, a storage unit, an execution unit and a remote control terminal, wherein the data acquiring unit comprises an infrared thermal imaging night vision camera and a first high-definition camera for acquiring external environment information in a vehicle driving direction; the data control unit comprises a control mainboard, and a processor arranged on the control mainboard; the storage unit is connected with a processor for realizing real-time storage of the data information acquired by the data acquiring unit; and the execution unit is connected with the processor, and comprises a prompt device arranged in front of the vehicle to be managed to realize safety pre-warning, and a light sensor and a cloud server. The invention further discloses a realization method of the vehicle driving data management system.

The invention relates to a complete water dispenser of a water purifier, which comprises a shell, a hot tank and / or cold tank, an outlet faucet and a control device, wherein a normal-pressure water bag is arranged in the water dispenser; the water inlet of the normal-pressure water bag is connected with the water outlet of a magnetic valve or electric valve; the water inlet of the magnetic valve or electric valve is connected with a water outlet of the water purifier by a first water pipe; the control device controls the opening and closing of the magnetic valve or electric valve according tothe detection signals of an upper water level detection device and a lower water level detection device; and the water purifier is a water purifier of which the outlet water bears certain pressure, such as a reverse osmosis water purifier. In the invention, the linkage between the water dispenser and the water purifier is built by a pressure signal in interconnected water pipes. As the water in the normal-pressure water bag is isolated from the outside air, secondary pollution is avoided; the normal-pressure water bag can be washed and changed periodically; and the use and manufacturing cost of the normal-pressure water bag are lower than those of a pressure water tank.

The invention discloses a solar ultrasonic fluorescent sweet-and-sour-taste pest trapping method and a solar ultrasonic fluorescent sweet-and-sour-taste pest trapping device. The middle part of the top surface of a base is fixedly connected with the bottom end of a vertically-upward main support; a solar panel is arranged at the top end of the main support; a parallel support and a tray support below the parallel support are fixedly connected to the middle section of the main support; a pest trapping lamp is hung on the parallel support; a feeding device and an evaporating device are arranged on the tray support; a cylindrical communicator is fixedly arranged at the bottom of an inner cavity of a feeding container of the feeding device for containing sweet-and-sour liquid; a floater is arranged inside the communicator; a photoelectric sensor is fixedly arranged at the bottom outside the feeding container; an evaporating container of the evaporating device and the feeding container are connected through a connecting pipeline; a manual switch is arranged on the connecting pipeline; an ultrasonic transducer sheet is fixedly arranged at the bottom of an inner cavity of the evaporating container; an air draft box near the pest trapping lamp is arranged at an evaporating port in the top of the evaporating container. The ultrasonic transducer sheet atomizes liquid into fine particles and the air draft box distributes water mist around the pest trapping lamp, so that the pest trapping efficiency is improved.

The invention provides a cleaning robot for a solar cell panel, and aims at solving the problem of immature technology of the cleaning robot for the solar cell panel in the prior art. The cleaning robot for the solar cell panel comprises a base frame, a brush, an electric box and an intelligent control system, wherein a bottom power system and a top power system are correspondingly arranged at the upper end and the lower end of the base frame; the bottom power system comprises a brush dragging device and a driven wheel device; driving motors for driving a brush body to rotate are arranged at two ends of the brush body. The cleaning robot for the solar cell panel applies to the current solar energy condition, and has a wide market space.

An experimental facility for collecting leachate during mining wasteland remediation relates to ecological remediation experiment facilities. A percolation device 1 adopts the structure that a percolation plate 2 on the upper surface of the percolation device 1 is connected with an impermeable plate 4 on the lower surface of the percolation device 1 through support pillars 3; a baffler 16 is connected to the front end of the percolation device 1; a leachate outlet 5 is formed in the baffler 16; percolation guiding holes 15 are uniformly distributed on the percolation plate 2; the leachate outlet 5 is connected with the end of a flow guide device 7, of which the caliber is thinner, through a hose 6; a porous filter screen 8 is arranged in the inner cavity at the end, with a thicker caliber, of the flow guide device 7; the end of the flow guide device 7, of which the caliber is thicker, is connected with one lateral port of a filtering device through a plastic hose; a top cap is mounted at the top of the filtering device; a detachable filter screen is placed at the lower part of the inner cavity of the filtering device; and a spherical valve is mounted at the lower end of the filtering device. Through the adoption of the experimental facility, leachate of natural rainfall or manually simulated rainfall can be collected in a controllable manner in an in-situ experiment of mining wasteland ecological remediation, so as to solve the problem that laboratory simulation study cannot reflect field environmental conditions completely.

The invention discloses a circularly cleaning hospital bed with water for medical care in the technical field of medical care. The circularly cleaning hospital bed comprises a bottom plate, wherein asupporting column, a filtering tank, a water storage tank, a water pump, a heating device and a hydraulic device are sequentially arranged at the top of the bottom plate from left to right, an annularwater outlet channel is formed in the top of a bed body, a collecting tank is installed at the bottom of the left side of the bed body, a filtering plate is inserted and connected in an inner chamberof the collecting tank, a drain pipe is installed at the top of the collecting tank, the other end of the drain pipe is connected with the filtering tank, the right side of the filtering tank is connected with a water tank through a guide pipe, a water outlet pipe is installed on the right side of the water tank, a heater is installed at one end, far away from the water tank, of the water outletpipe, a water outlet hose is installed at the top of the heater, and a spraying disk is installed at the top of the water outlet hose. The device has a good filtering effect, and filtered sewage enters the water tank for recycling, so that water resources are saved; the bed is convenient and quick to clean, the labor intensity of medical staff is reduced and the comfortable sensation of a patientis improved simultaneously.

The invention discloses a rotary electromagnetic suspension bridge type crane. The rotary electromagnetic suspension bridge type crane comprises a bridge, wherein the bridge comprises a left bridge and a right bridge; the left bridge is connected with the right bridge through a beam; travelling motors are arranged on the lower parts of the two ends of the beam; the travelling motors are connectedwith travelling wheels; a dirt cleaning device is arranged at one side of each travelling wheel; rails are arranged at the upper ends of the bridges; a trolley capable of moving along the rails in a parallel mode is arranged on the rails; trolley motors are arranged at the lower ends of four corners of the trolley; the trolley motors are connected with trolley roller wheels; a lifting device is arranged at the upper end of the trolley; the two sides of the bridge are connected with a platform through fixed supporting legs; a plurality of groups of electrical appliance control boxes are arranged on the platform, and guard bars are arranged at outer sides of the platform; the bridge is connected with a cab through ladders; and the upper end of the cab is welded to one end of the bottom of the bridge. The rotary electromagnetic suspension bridge type crane is reasonable in structural design, can effectively adsorb iron materials such as a steel plate, greatly improves working efficiency,and is safe and stable.

The invention relates to strippable heat-proof antirust protective film coating and a preparation method thereof. The raw material of the protective film coating is formed by paint and curing agent. The paint comprises, by weight, 88-96 parts of linear chain polyester resin or acrylic resin containing hydroxide radical, 2.0-5.0 parts of stripping accelerant, 1.0-3.0 parts of film-forming accelerant, 0.5-2.0 parts of antifoaming agent and 0.5-2.0 parts of flatting agent. The curing agent comprises, by weight, 25-40 parts isocyanate polymer. The linear chain polyester resin or the acrylic resin containing the hydroxide radical is heated and stirred and then added in other components except the curing agent, the isocyanate polymer is added in the mixture during usage, and the strippable heat-proof antirust protective film coating is obtained after even mixing. The strippable heat-proof antirust protective film coating does not contain solvent, meets environment-friendly requirements, simultaneously has high waterproof performance, oil resistance, temperature resistance, abrasion resistance and strippable performance, can have metal surfaces, stripping surfaces, plastic surfaces and the like at the same time, and has temporary antirust protection effects.

The invention provides an air conditioner device, an air sterilization device and an air conditioner system, which includes an indoor element (2) used for indoor air-conditioning. The interior part of the indoor element (2) includes an indoor heat exchanger (21) , an air-suppling fan (22) which absorbs indoor air into the interior of the indoor element (2) and then tranfers the air to the room after heat-exchanged in the indoor heat exchanger (21), an electrolysis water-suppling mechanism (5) which electrolyzes water with certain ion species to produce electrolysis water containing reactive oxygen species, an air-sterilization mechanism (4) which ensures the absorbed air to be contacted with electrolysis water containing reactive oxygen species supplied from the electrolysis water-suppling mechanism (5) to have air-sterilization. In addition, the electrolysis water-suppling mechanism (5) has an operation model of cleaning that supplys electrolysis water of a higher active oxygen density to the air-sterilization mechanism (4), comparing with the active oxygen density of all the electrolysis water supplied to the air-sterilization mechanism (4) , in order to have air-sterilization.

The invention provides a three dimensional-similar electro-Fenton water treatment system and a method used for degrading carbostyril antibiotics. The three dimensional-similar electro-Fenton water treatment system comprises a reactor; the reactor comprises a three dimensional-similar electro-Fenton reaction zone and a biological filter material reaction zone; iron pyrite roasting slag based Co / Fe<0> particle electrodes are arranged at the three dimensional-similar electro-Fenton reaction zone; a biological filtering material is introduced into the biological filter material reaction zone; wastewater is subjected to common treatment by microorganisms on the biological filtering material so as to reduced COD and ammonia nitrogen to a certain degree, and then is delivered into the three dimensional-similar electro-Fenton reaction zone for deep treatment of substances difficult to be biodegraded; a persulfate is introduced into the reactor using an agent adding device, wastewater is delivered into the reactor, and is mixed with the persulfate. Under the action of particle electrode-loaded Fe<0> at the three dimensional-similar electro-Fenton reaction zone, the persulfate is activated so as to generate sulfate free radicals, hydroxyl free radicals are generated via electrocatalysis, and the sulfate free radicals and the hydroxyl free radicals are used for degrading pollutants in waste effectively.

The invention relates to a device and a method for preventing and treating citrus psylla. The device comprises an egg laying mechanism and a light trapping mechanism. The egg laying mechanism comprises a carrier body, wherein the carrier body comprises a root. A bearing blade is connected on one side of the root, and the length of the carrier body is L (0<L<10 millimeter). The other side of the root is connected with a bearing mounting part. The light trapping mechanism is provided with an ultra-violet lamp, and the wavelength range of the ultra-violet generated by the ultra-violet lamp is 390nm to 405 nm. The method comprises the device for preventing and treating citrus psylla mentioned above. The device is designed on the basis of a large number of experiments and the conclusion that the citrus psylla has a tendency to lay eggs on a tender bud greater than 0 and less than 10 mm and the sensitive spectrum of the citrus psylla is 390 nm to 405 nm. The length of the carrier body is greater than 0 and less than 10 mm, and the carrier body used for replacing the orange tender bud for laying eggs of the citrus psylla can be combined with 390 nm to 405 nm of ultra-violet to kill the citrus psylla and can play a good role in preventing and treating the citrus psylla.

The invention belongs to the technical field of medical experiments and provides a multi-platform water environment sleep deprivation water tank and system for animals. Platforms are arranged in the bottom of the sleep deprivation water tank. The sleep deprivation system includes a rack, the sleep deprivation water tank, a water inlet / outlet device and a control device controlling experiment time, sewage disposal and cleaning. By adopting the water tank and the system provided by the invention, influence due to elements such as biological instability and the like in a sleep deprivation experiment is avoided. The experiment result is good in stability and high in repeatability. The device is high in operability, high in space utilization rate and good in application effect.

The invention discloses equipment for automatically cleaning an outdoor display screen. The equipment comprises a cleaning device; the cleaning device comprises a cleaning plate; a belt wheel is rotationally arranged in the cleaning plate; the rear end surface of the belt pulley is fixedly connected with a rolling brush; a belt is arranged on the belt wheel; supporting rods are symmetrically and fixedly arranged on the left side and the right side of the upper end face of the cleaning plate. A second supporting rod is fixedly arranged on the front end surface of each supporting rod; a cylinderis rotationally arranged on the front end faces of the second supporting rods. A power supply is fixedly arranged on the front end surface of the cylinder; the power supply is connected with an electromagnet through a wire. The equipment for automatically cleaning the outdoor display screen can clean the display screen at regular time, dust removal, water spraying and wiping are sequentially conducted on the surface of the display screen through the equipment in the cleaning process to remove dust and dirt on the surface of the display screen; the equipment is further provided with a solar power generation device and a water storage device, and electric power and water needed in the cleaning process are saved.

The invention discloses a kitchen waste resourceful treatment method and system. The method comprises the steps of sorting, smashing, solid-liquid separation, rapid aerobic fermentation, secondary composting, oil-water separation, wastewater treatment and soap powder manufacturing. The kitchen waste resourceful treatment method in the prior art is perfected; parameter control is conducted on kitchen waste pretreatment (smashing and solid-liquid separation) so as to improve the fermentation efficiency and guarantee the fermentation effect; process and parameter control is conducted on the rapidaerobic fermentation process of kitchen waste so as to improve the fermentation efficiency and guarantee the fermentation effect; the decomposition condition of secondary composting products is preliminarily judged so that fertilizer can be collected and detected in time; and an ozone dissolution generator is additionally arranged so that a solid-liquid separator, an oil-water separator and a pipeline can be cleaned regularly, and the solid-liquid separator, the oil-water separator and the pipeline are prevented from being blocked and stinking.

The invention relates to the technical field of resin production equipment, in particular to a self-cleaning device for a reaction kettle tank. The self-cleaning device for the reaction kettle tank comprises a stirring vane rod, and a rod body of the stirring vane rod is provided with stirring vanes; the stirring vane rod is hollow, and a water pipe is arranged in the stirring vane rod; multiple holes are symmetrically formed in the rod body of the stirring vane rod in the four directions of front, rear, left and right from top to bottom; multiple spray pipes are arranged on the portions, opposite to the holes of the stirring vane rod, of the water pipe and extend out of the holes; an upper connector of the water pipe is connected with a tap water network pipe, and a lower connector of the water pipe is in a closed state. The self-cleaning device for the reaction kettle tank has the advantages that the structure is simple, operation is convenient, self-cleaning can be conducted periodically, and the work efficiency is high.

The invention belongs to the technical field of energy recovery, and particularly discloses a flue gas waste heat recovery and utilization method using a flue gas waste heat recovery device for wasteheat recovery. The flue gas waste heat recovery and utilization method comprises the following operation steps that (1) before using, the operation situation of the device is checked firstly; (2) a heating cylinder is fully filled with water, under the effect of a floating ball, a first through opening is opened, and a second through opening is plugged; (3) after the second through opening is plugged, the water is added into an upper cavity of a water storage tank; (4) flue gas generated during working of a boiler is led into a flue gas channel; (5) water in a heat-insulation water tank is conveyed to the place where water needs to be used; and (6) the surplus water in the upper cavity is checked regularly, and the water in the upper cavity is replenished in time. Waste heat of the flue gas is recycled through the flue gas waste heat recovery and utilization method, thus energy is effectively recycled, and the thermal efficiency of the boiler is improved.

The invention relates to a litopenaeus vannamei culture method based on a microorganism-aquatic plant-marine fish multistage biological system, wherein high-density culture without changing water canbe achieved. According to the method, a microorganism, aquatic plant and fish multistage culture system is built, staged high-density culture of litopenaeus vannamei is implemented, two stages includea high-density culture stage of a young litopenaeus vannamei pond and an amplification culture stage of a large pond in the development period of young litopenaeus vannamei, the survival rate and theyield of the litopenaeus vannamei are increased, and ecological benefits, economic benefits, resource conservation and the like in a culture system are remarkable.

The invention discloses a food detection device which comprises a device main body, wherein the device main body mainly comprises a feeding port, a crushing machine, a storage tank and a detection sensor, wherein the storage tank is arranged in the device main body; a magnetic stirrer is arranged at the bottom in the device main body; a stirrer is arranged at the bottom in the storage tank; the feeding port is arranged at the top on the right side of the device main body; the crushing machine is arranged at the bottom of the feeding port; a first hydraulic cylinder is fixedly connected with an inner wall on the left side in the device main body; a first stretching rod is connected with the first hydraulic cylinder; a second hydraulic cylinder is fixedly connected with the inner wall at the top of the device main body; a second stretching rod is connected with the bottom of the second hydraulic cylinder; a clamp plate is fixedly connected with the bottom of the second stretching rod; and the detection sensor is clamped at the bottom of the clamp plate. The food detection device can effectively crush, stir and dissolve food; the temperature distribution in the food solution is uniform; the detection result is accurate; and the detection sensor of the device can be cleaned at fixed time and has higher detection sensitivity.

The invention discloses an adjustable energy rebound ventilating insole capable of decompressing and relieving the pressure. The heel part of an insole body is provided with a cavity which is provided with a cover body supported at the bottom of the cavity by an elastic piece; the outer side wall of the cover body and the cavity wall of the cavity are matched and arranged in an airtight way; both the cover body and the elastic piece can be detached from the cavity; a positioning block for positioning the elastic piece is arranged on at least one of the top of the inner wall of the cover body and the bottom of the inner wall of the cavity; the side wall of the cavity is provided with an air suction port and an exhaust port which are respectively communicated with the outside of the cavity and respectively provided with one-way valves; the opening direction and the air inlet direction of the one-way valve in the air suction port are the same; and the opening direction and the air outlet direction of the one-way valve in the exhaust port are the same. The adjustable energy rebound ventilating insole can be conveniently detached; users can freely adjust the elastic effect so as to meet different weight requirements; in addition, the adjustable energy rebound ventilating insole has favorable damping and ventilating effects and convenient cleaning and maintenance, can be arranged on different shoes for use and has the energy rebound function.

The invention relates to a cleaning robot suitable for a photovoltaic assembly. The cleaning robot comprises a robot main body. The robot main body comprises a frame. Displacement auxiliary wheels are arranged on the frame. A transverse displacement driving device is further arranged on the frame. A cleaning device is arranged in the frame. A water collecting tank is arranged on one side of the frame. A water spraying pipe is installed on the frame. The water collecting tank is connected with the water spraying pipe through a water supply assembly. A shell body is installed on the periphery of the frame, and an energy supplying assembly is arranged on the shell body. The energy supplying assembly is connected with the controlling ends of the transverse displacement driving device and the cleaning device through a controlling case. Accordingly, depending on a power supplying photovoltaic panel, self-power supplying can be achieved, and an energy storage accumulator is arranged, so that an external power supply is not needed. Intelligent remote controlling can be achieved, the cleaning robot can work at night, the operation requirement of unattended operation is met, labor cost is saved, and the labor intensity is reduced. The two modes of waterless cleaning and water cleaning can be switched.

The invention discloses a urine sugar detection device for endocrinology department. The urine sugar detection device comprises a main body, wherein supporting legs are arranged at the edge of the lower end face of the main body; a water feeding pipe is arranged on the upper end face of the main body; a waste liquid discharging pipe is arranged in the middle of the bottom end face of the main body; a connecting pipe is arranged on the upper end face of the main body; a funnel is arranged at the upper end of the connecting pipe; an inner thread is arranged in the connecting pipe; a spiral heating pipe is arranged at a part, close to the edge, in the main body; a temperature sensor and a blood glucose detector are arranged on the bottom end face in the main body. The urine sugar detection device disclosed by the invention is simple in structure and convenient to use; blood glucose concentration in urine can be detected through the blood glucose detector and is observed through a displaydevice after detection, so that time needed by manual detection and comparison is shortened and the working efficiency of doctors is improved; meanwhile, a detection result is more accurate, and the detection device also can be washed at fixed time; the sanitation of the detection device is ensured and the detection device is repeatedly utilized.

The invention relates to a device for preventing sewer clogging. The device for preventing sewer clogging is arranged between a water channel and a sewer pipe. The device for preventing sewer clogging comprises a water tank and a siphon communicated with the water tank. A water inlet of the water tank is communicated with a water outlet of the water channel. A water outlet of the siphon is communicated with a water inlet of the sewer pipe. The device for preventing sewer clogging prevents sewer clogging through a high flow rate and large flow quantity, realizes pre-collection of oil stain in the water tank, and prevents sewer pipe clogging formation. The device for preventing sewer clogging has good performances of preventing sewer pipe clogging.

The invention discloses a vacuum pipe for a solar water heater. The vacuum pipe for the solar water heater comprises an outer glass pipe and a vertical rod, wherein an inner glass pipe is arranged atthe inner side of the outer glass pipe, and a cavity is formed in the inner side of the inner glass pipe; an electrical heating rod is installed in the cavity; water inlet ports are located in the topends of the inner glass pipe and the outer glass pipe, and a water storage chamber is formed between the inner glass pipe and the outer glass pipe; a first cleaning block is arranged in the water storage chamber, and a first magnetic block and first cleaning cotton are fixed to the first cleaning block; a fixed plate is installed on the outer glass pipe, and a slide groove is formed in the surface of the fixed plate; the end of the vertical rod is located in the slide groove; and a second cleaning block is installed on the vertical rod, and a second magnetic block and second cleaning cotton are fixed to the second cleaning block. According to the vacuum pipe for the solar water heater, regular cleaning for the inner wall of the vacuum pipe is facilitated, so that the accumulation of waterscale in the vacuum pipe is effectively prevented; and meanwhile, convenient dust cleaning can be carried out on the outer wall of the vacuum pipe, so that more reasonable design is achieved.

The invention discloses a gravure printing machine and an ink cooling system thereof. The ink cooling system thereof comprises an ink printing mechanism and an ink cooling system, wherein the printingink printing mechanism comprises an ink groove, a scraper and a printing roller; the printing ink cooling system comprises a machine frame, a cooling tank, a stirring motor, supporting foot frames, supports, a condenser, a control main machine, an ink pumping pump I, an ink pumping pump II and a filtering cylinder; and the filtering cylinder, the cooling tank and the supports are sequentially installed on the machine frame from left to right. According to the machine and the system, a traditional printing technology is upgraded, the overall cooling system is a closed type, harmful gas is notdischarged into the air, the operation process is more environment-friendly, and no pollution is caused to the environment; after the cooling system is used, the problem that the temperature of the existing printing ink is high can be solved, the volatilization speed of a solvent can be reduced, the use amount of the solvent can be reduced, and the quality problems of products such as dry printingand dragging caused by high ink temperature are reduced as well, and green printing is achieved.

The invention discloses a packaging carton positioning and punching device which comprises a base. Working grooves are formed in the two sides of the top of the base, screws are movably connected to the opposite sides of the bottoms of inner cavities of the working grooves through bearings, driven gears are fixedly connected to the bottoms of the surfaces of the screws, driving gears are engaged to the opposite sides of the driven gears, and rotating rods are fixedly connected to the opposite sides of the driving gears. The base, the working grooves, the screws, the driven gears, the driving gears, the rotating rods, motors, threaded sleeves, sliding grooves, sliding blocks, moving plates, lifting plates, electric telescopic rods, clamping blocks, punching holes, discharging pipes, a dust collecting box, supporting plates, a transverse plate, a hydraulic cylinder, a punching plate and a punching head are matched, so that a packaging carton can be well clamped and positioned through a punching device and then punched, so that the purpose that the punching device has a good positioning effect is achieved, and the working efficiency and practicability of the punching device are greatly improved.

The invention discloses an automatic cleaning device of the surface of a photovoltaic battery panel array. The device comprises a framework, a sliding block, a guide rail, a composite strip-shaped brush, a pressure sensor, a disc brush, a disc brush driving motor, a traction motor and a wire coil; a single chip microcomputer sends a signal to the traction motor, the traction motor drives the wirecoil to rotate, and a steel wire rope on the wire coil is connected with a dust removal mechanism; under the driving of the steel wire rope, the whole device moves on the guide rail, meanwhile, a discdriving motor drives the disc brush to rotate, and the surface of the battery panel is scrubbed so that dust removal can be more thoroughly carried out by the composite strip-shaped brush. Accordingto the device, a timing parameter is changed according to the ash accumulation degree of the solar battery panel and the surrounding environment of a photovoltaic power station, the surface of the battery plate can be automatically cleaned by the device; according to the device, energy consumption is relatively low, the device can replace manual operation to complete dust removal work of a large photovoltaic array; and the device is simple in structure, low in cost and high in stability, and is particularly suitable for the dust removal work of the large photovoltaic power station which is poor in water resources and short in labor force.

The invention relates to a trickle-bed catalytic oxidization reactor, composed of waste water tank, premixing reactor, reactor, gas-liquid separator, condenser, oxygenated part and temperature-control part, which are connected together by pipelines and valves, where the reactor adopts segment heating and temperature control to ensure the reaction at the isothermy. The reactor is set with side sampling mouth able to collect the samples in different positions of the reactor, and has backflushing part able to regularly wash the catalyst in the reactor, effectively the salt stain problem always occurring in the course of wet-oxidizing actual high-concentration organic industrial waste water. It can be used to research the law of effect of technical operating conditions on the catalytic wet-oxidization reaction course of high-concentration, difficult- degradation, poisonous and harmful organic waste water discharged by the industries such as chemical industry, medicine industry and pesticide industry, has a very important significance in further enlarging the application field and range of wet oxidization and has good market prospect.