44results about How to "Normal entry" patented technology

The invention relates to the technical field of garden construction equipment and discloses a cleaning device for fallen leaves in a garden. The device comprises an installation box body. One side ofan inner cavity of the installation box body is fixedly equipped with two mutually-parallel separation boards. The positions between the two separation boards and the inner wall of the installation box body are rotatably connected with a rotary shaft I and a rotary shaft II from the top to the bottom. The rotary shaft I and the rotary shaft II are located at two sections between the two separationboards and fixedly connected with driven gears in a sleeved manner. A driving motor is fixedly installed on the side wall of one separation board. Through cooperative drive between a fallen leave conduction device and a conveyor belt on a drilling roller, fallen leaves on the ground of the garden can be driven and collected conveniently. Therefore, there is no need for a person to manually clampfallen leaves with pliers. The efficiency is high and time and labor are saved. Fallen leaves are easily collected because of mechanization. Meanwhile, large-range operation can be performed for the garden. Fallen leaves can be collected within the shortest period of time. Accordingly, the device is more practical.

The invention relates to a waste collecting device for a scratch card membrane printing and labeling machine, which comprises a fixed plate, a collecting assembly and a guide shaft. The guide shaft is movably connected with a shaft sleeve; the guide shaft is provided with a limiting plate; the collecting assembly comprises a rotating shaft, a collecting disk and a collecting barrel; the collecting barrel is provided with a fixed rod and an adhesive tape; the fixed plate is provided with a servo motor; the collecting disk is provided with an infrared sensor. The waste collecting device has the advantages that wastes are fixed by the adhesive tape arranged on the collecting barrel and the collecting barrel is controlled to rotate on the rotating shaft by the servo motor, so that the wastes are wound on the collecting barrel t be collected; arrangement of the guide shaft effectively ensures that the wastes can normally enter the collecting barrel; the collecting assembly is set into a detachable form, which is convenient for mounting, disassembling and replacement of the collecting assembly after collection; the collecting quantity of the wastes on the collecting disk is controlled by the infrared sensor; safety performance is improved; the waste collecting device has high practicality.

The invention provides a feed water heater of a boiler. The feed water heater allows the temperature of the metal wall of the final-stage coal economizer of the boiler to be higher than the dew point temperature of the flue gas, prevents low temperature corrosion and ensures that the flue gas can enter into the next stage flue gas evolution system. According to the technical scheme of the invention, the feed water heater comprises a boiler barrel and a final-stage coal economizer. The feed water heater of boiler is characterized in that a feed water heating pipe is positioned in the steam space of the boiler barrel; the outlet of the feed water heating pipe leads to the inlet collection box of the final-stage coal economizer; and the water inlet of the feed water heating pipe is externally connected with a main feed water pipe.

The present invention provides a portable type radon emanation and thorium emanation detector including a detecting chamber, the detecting chamber includes a sampling cavity for sampling and analyzing air, and an exhausting cavity for exhausting the analyzed gas. An air inlet port is arranged on the side wall of the sampling cavity, and a gas exhaust port is arranged on the side wall of the exhausting cavity. The sampling cavity furthermore includes: a filtering part arranged between the sampling cavity and the exhausting cavity; and a sampling part arranged on the position opposite to the exhausting cavity. The portable type radon emanation and thorium emanation detector enables the radon emanation and thorium emanation to combine with an aerosol by utilizing two diffusion cavities separated by glass fibre, and a formed radioactive aerosol daughter is retarded in the filtering part, and alpha particles emitted by the daughter form a radiation damage track on a track detecting element after the alpha particles are emitted to the sampling part. A track density on the track detecting element is detected after accumulated monitoring, thereby calculating various alpha potential energy concentrations caused by the track density.

The invention relates to a repair system for a master boot record of a hard disc. The repair system comprises an examining module for checking a value of a boot counting mark of a BIOS (Basic Input Output System) during a power on self test of a computer; a reading module for reading the master boot record of the hard disc from a corresponding sector of the computer hard disc when the computer is initially booted according to the value of the boot counting mark; a storage module for storing the master boot record of the readable hard disc to a substrate management controller; and an invoking module for invoking the master boot record of the hard disc stored in the substrate management controller when the value of an end mark of the master boot record of the hard disc is not AA55, and recovering the invoked master boot record of the hard disc to the corresponding sector of the hard disc. The invention further provides a repair method for the master boot record of the hard disc. The master boot record of the hard disc can be effectively repaired by the repair system.

The embodiment of the invention discloses a dust falling prevention mechanism for a dust collection box of a sweeper. The mechanism comprises a dust box movably connected into a sweeper body and an air rolling cylinder installed in the sweeper body. A dust inlet is formed in one end, close to the air rolling cylinder, of the dust box; a blocking mechanism used for sealing the dust inlet is installed at the position, corresponding to the dust inlet, of the inner wall of the dust box. The air rolling cylidner is provided with a gear box. The cross section of the gearbox box is of a right trapezoid structure, and the gearbox box is used for pushing away the blocking mechanism and being inserted into the dust inlet to guide dust into the dust box; according to the invention, the blocking mechanism with an automatic closing effect is additionally arranged in the dust box; therefore, the problem of secondary falling of dust caused by untight sealing when the dust collection box is pulled outis solved, that is, when the dust collection box is not used in daily life or the sweeper is pulled out, the upper and lower blocking pieces can be pushed by the spring to block the dust collection port, and the upper and lower blocking pieces are not easily influenced even if the dust collection box is vibrated or shaken, so that dust in the box falls out.

The invention discloses a noodle maker convenient for operation. The noodle maker comprises a base, a stirring cup connected to the base and an upper cover covering the stirring cup. The noodle maker is provided with a stirring assembly and a dough extrusion assembly. The noodle maker is characterized in that the noodle maker comprises a weighing unit and a control unit for controlling the weighing unit, the noodle maker is provided with a protection structure, the protection structure is arranged at the weighing unit, and a safe stroke of the protection structure is less than a safe stroke of the weighing unit. The existing noodle maker is provided with the weighing unit so that a user can accurately control use amounts of flour and a liquid and the noodle maker normal-use is not influenced by inappropriate operation through a user. The noodle maker provided by the invention is provided with the control unit so that corresponding liquid weight can be automatically calculated after flour addition and the noodle maker gives a liquid weight prompt for the user and thus use operation is simplified.

The invention discloses a USB plug ultrasonic conveying device for production of data cables. The USB plug ultrasonic conveying device comprises a shell; a fixed rod is fixedly embedded in the inner bottom wall of the shell; a first feeding rail is fixedly connected to the inner side wall of the shell; the outer surface of the fixed rod is fixedly connected to a second material disc; a second feeding rail is fixedly connected to the inner side wall of the second material disc; a third material disc is fixedly connected to the outer surface of the fixed rod; a material disc is fixedly connectedto the upper surface of the shell; the side, which is far away from a material outlet end of the first feeding rail, of the material disc fixedly communicates with a material conveying rail; and theother end of the material conveying rail fixedly communicates with a spiral material returning rail. According to the USB plug ultrasonic conveying device for production of data cables, the material discs and the feeding rails are arranged, so that the conveying efficiency for the plugs can be greatly improved; the spiral material returning rail is arranged, so that unqualified plugs can return tothe bottom of the disc, and then spirally rise along the feeding rails again; and the structure is simple, and the process can be repeated circularly.

The invention belongs to the technical field of clothing production and particularly discloses a hanging system guide rail. The hanging system guide rail comprises conveying guide rail bodies; a bentstation guide rail is connected between the adjacent conveying guide rail bodies; a spring is fixed to one end of the bottom of the station guide rail; an inclined plate connected to the station guiderail in a sliding manner is fixed to the top end of the spring; the station guide rail is provided with a baffle; and the horizontal height of the bottom end of the baffle is larger than the height of the bottom end of the station guide rail. The hanging system guide rail aims to solve the problem that when a clothes hanger moves to the station guide rail, waggling is likely to be caused, and consequently a down coat is prone to fall off.

The invention relates to the technical field of kiwi fruit processing equipment, in particular to a kiwi fruit seed collecting seed separator which comprises a shell, a smashing assembly and a filtering piece with the sieve mesh smaller than the seed diameter, the smashing assembly is arranged on the shell, and the smashing working end of the smashing assembly extends into the shell; a smashing cavity extending in the vertical direction is formed in the shell, a fishing cavity coaxial with the smashing cavity is formed outside the smashing cavity, the fishing cavity is annular, the bottom end of the smashing cavity and the bottom end of the fishing cavity are both closed, screen holes only allowing seeds and water to pass through are evenly formed in the joint face of the smashing cavity and the fishing cavity, and a juice outlet hole is further formed in the bottom end of the smashing cavity. According to the device, the filtering piece capable of filtering out fruit juice is arranged in the smashing cavity, so that when seeds and pulp are separated in the smashing cavity, the seeds are not affected by the concentration of the fruit juice and can normally enter the fishing cavity, and the seeds can be conveniently collected in the fishing cavity.

The invention relates to the technical field of measuring of ground stress, in particular to a sectional combined type water pressure cracking stress measuring filter. The sectional combined type water pressure cracking stress measuring filter comprises a hollow pipe column, a first filter and a second filter, wherein the first filter and the second filter are respectively of a hollow column body structure; the second filter is sheathed at the outer side of the first filter; one end of the first filter is connected with one end of the hollow pipe column. The sectional combined type water pressure cracking stress measuring filter has the advantages that after simple assembly, the graded filtering can be performed, so that the iron rust is prevented from entering a push-pull switch, and the testing can be smoothly performed; the blockage of filter holes by chemical grease is avoided, the liquid is guaranteed to normally enter the push-pull switch, and the testing can be smoothly performed.

The invention relates to the technical field of milling machines, in particular to a multi-station numerical control double-side milling machine which comprises a workbench, two first supports are vertically, symmetrically and fixedly installed on the left side and the right side of the top wall of the workbench, and electric sliding rails are fixedly installed on the side walls, away from each other, of the two first supports. The two electric sliding rails are movably provided with sliding blocks in a matched mode, first telescopic rods are horizontally and fixedly installed on the side walls of the adjacent sides of the two sliding blocks, electric tool bits are horizontally and fixedly installed at the output ends of the first telescopic rods, and a second support is fixedly installed on the top wall of the workbench; and a mounting rod is vertically and movably mounted on the second bracket. The dust cover is installed on the electric tool bit, so that the effect of preventing chippings from splashing all around is achieved, and the chippings on the inner bottom wall of the chipping dust cover are collected under the action of the collecting box.

The invention relates to an energy-saving and environment-friendly anti-blocking device for a building water supply and drainage system. The device comprises a protective cover and a fallen leaf cleaning mechanism, wherein the protective cover is used for covering a rainwater pipe opening, and the fallen leaf cleaning mechanism is arranged on the protective cover; the fallen leaf cleaning mechanism comprises a cleaning part and a driving part, wherein the cleaning part is rotationally arranged on the protective cover, the driving part is used for driving the cleaning part to rotate, and the edge of the cleaning part extends to the peripheral side of the protective cover; and the side wall of the protective cover is arranged in a net shape. The driving part drives the cleaning part to rotate, fallen leaves around the protective cover can be stirred to move to one side of the protective cover, so that the fallen leaves are not prone to being accumulated on the peripheral side of the protective cover, rainwater can normally enter a rainwater pipe through the protective cover, and normal work of the water supply and drainage system is guaranteed.

The invention relates to a discharging device for paper tube detection. The discharging device comprises a rack, a transmission chain, bottom plates, discharging hoppers and turnover plates. The bottom plates are fixedly connected to the transmission chain. The turnover plates are arranged on the discharging hoppers in an upwards inclined manner. A torsion spring is arranged between each turnover plate and the corresponding discharging hopper and used for controlling the corresponding turnover plate to turn over downwards and return. A limiting baffle is arranged on each discharging hopper. The discharging device has the beneficial effects that paper tubes are discharged and collected through the discharging hoppers, then transmission discharging of the discharging hoppers is achieved through the transmission chain, the work intensity in the existing paper tube detection discharging process is reduced, the detection efficiency is improved, and the discharging effect is good; by means of the arrangement of the turnover plates, the paper tubes can be prevented from falling off in the ascending process of the discharging hoppers; by means of the arrangement of the torsion springs, it is guaranteed that the paper tubes can enter the discharging hoppers normally, and return of the turnover plates is guaranteed; and by means of the limiting baffles, the return amount of the turnover plates can be effectively limited, and it is guaranteed that the turnover plates return reliably.

The invention relates to the technical field of traffic platform security and protection, and discloses an automatic filling device for a gap of a track traffic platform. A containing groove is formed in the left side of a platform body, sliding grooves are formed in the inner bottom surface of the containing groove, the number of the sliding grooves is two, the two sliding grooves are formed in the inner bottom surface of the containing groove in tandem, the sliding grooves are in an inverted T shape, a moving box is arranged in each containing groove, the interior of the moving box is of a hollow structure and is not provided with an upper surface, and a pedal is arranged at the upper end of the moving box. According to the rail transit platform gap automatic filling device, passengers can conveniently enter a train, it is guaranteed that the pedal and the platform body are flush with each other, the gap between the platform and the train is reduced, the phenomenon that the passengers misstep is avoided, then the phenomena of footstep sprain and fall damage of the passengers are avoided, and meanwhile, the passengers are prevented from falling on a rail, so that the personal safety of passengers is ensured, and the safety coefficient during riding is improved.

The invention belongs to the technical field of circuit protection, in particular to a protection method of an asynchronous motor. The high-voltage circuit breaker protector used in the method comprises a frame body, a driving module and a driven module. The upper and lower surfaces of the frame body are respectively provided with two active modules; The frame is provided with a driven module; Asthe voltage increase, heat is generated to heat mercury, the T-shape insulating rod is moved upward to make the first contact disconnect from the second contact, the electromagnetic generator is stopped from supplying power, the brake rod is moved downward to drive the upper bearing plate and the lower bearing plate to do opposite movement, and the two electric contact balls are separated under the action of the elastic rope, so that the main circuit is disconnected; When the temperature returns to normal, As mercury contract more slowly, the shrinkage of mercury is accelerated through the elastic force of the first spring and the gravity of the T-shaped insulating rod so that the first contact and the second contact are connected, the electromagnetic generator is normally powered, and thebrake rod is moved upward to drive the upper bearing plate and the lower bearing plate to move in opposite directions, so that the two electric contact balls are contacted, thus realizing the automatic circuit opening and closing.

The invention provides a cloth transfer mechanism, belongs to the technical field of machines and solves the problem of low work efficiency of the existing cloth transfer. The cloth transfer mechanism comprises a pressing plate connecting plate, a front pressing plate and a rear pressing plate; each of the front pressing plate and the rear pressing plate is located below the pressing plate connecting plate and is opposite to two ends of the pressing plate connecting plate; each of the front pressing plate and the rear pressing plate is fixedly provided with a vertically-arranged guide rod penetrating through the pressing plate connecting plate; the pressing plate connecting plate can slide along the guide rods to be close to or far away from the front pressing plate and the rear pressing plate; an elastic buffer part is arranged between the front pressing plate and the pressing plate connecting plate; and an elastic buffer part is arranged between the rear pressing plate and the pressing plate connecting plate. The cloth transfer mechanism drives cloth to move in a static friction way, a cloth clamping part is kept not to have drapes and deformation in the transfer process, influences from a height difference caused by unevenness of a deskboard can be avoided, and the cloth can be kept to be transferred smoothly all the time and can be kept to normally enter the subsequent processing and use, so that the work efficiency is increased.

The present invention relates to the technical field of video image processing, in particular to an intelligent monitoring system and method based on image processing. Display the warning area and the character frame; it is also used to sequentially determine whether the warning area in the image I overlaps with the character frame, if the warning area in the image I of the current frame coincides with the character frame, then obtain the image I within the preset time period as image II ; The image analysis subsystem is used to sequentially calculate the coincidence rate of the warning area and the person frame in the image II, and generate a prediction result according to the coincidence rate. When the prediction result is a stay, a prompt signal is generated; when the prediction result is an intrusion , generating an alarm signal. This solution can remind the security personnel when someone invades the warning area, effectively protect the warning area, and make reasonable use of human resources.

The invention belongs to the technical field of computer safety, and particularly relates to a computer software safety management device which comprises a shell, a cavity is formed in the shell, a telescopic mechanism, a cushioning damping seat, a mounting seat and a control panel are sequentially arranged in the cavity from bottom to top, the telescopic end of the telescopic mechanism is connected with the mounting seat through the cushioning damping seat, and the control panel is connected with the mounting seat through the cushioning damping seat. The electrostatic dust collection mechanism is arranged in the shell, static electricity can be generated on a metal net through the electrostatic dust collection mechanism, and when dust-containing gas passes through the metal net from the air inlet groove, dust particles are combined with negative ions to be charged with negative electricity and tend to discharge towards the surface of the anode to be deposited; according to the dust collection device, dust collection can be achieved. Meanwhile, dust deposited on a metal net can be brushed under driving of a motor through cooperation of a scraper and a brush, and therefore automatic cleaning is achieved, it is guaranteed that air can normally enter a cavity, manual regular cleaning is not needed, and cleaning is more convenient.

The invention relates to a dust removal device for a plate. The dust removal device for the plate comprises a dust removal framework and two dust removal assemblies installed on the dust removal framework in an up-and-down mode, the two dust removal assemblies are the same in structure, a dust removal gap is formed between the two dust removal assemblies, the distance between the two dust removal assemblies is adjustable, the plate penetrates through the dust removal gap, and the two dust removal assemblies remove dust on the upper and lower surfaces of the plate. The dust removal assemblies can conduct air blowing and dust suction operation at the same time, can blow away dust on the surface of the plate and can suck away dust on the surface of the plate and in air. Each dust removal assembly performs air blowing operation in the length direction of the dust removal assembly and performs dust collection operation in the length direction of the dust removal assembly, and the dust collection operation is located on the two sides of the air blowing operation. According to the dust removal device for the plate, the problem that in the prior art, PET plate dust removal equipment is high in manufacturing cost is solved, and the plate cleaning effect is improved.

The present invention provides a portable type radon emanation and thorium emanation detector including a detecting chamber, the detecting chamber includes a sampling cavity for sampling and analyzing air, and an exhausting cavity for exhausting the analyzed gas. An air inlet port is arranged on the side wall of the sampling cavity, and a gas exhaust port is arranged on the side wall of the exhausting cavity. The sampling cavity furthermore includes: a filtering part arranged between the sampling cavity and the exhausting cavity; and a sampling part arranged on the position opposite to the exhausting cavity. The portable type radon emanation and thorium emanation detector enables the radon emanation and thorium emanation to combine with an aerosol by utilizing two diffusion cavities separated by glass fibre, and a formed radioactive aerosol daughter is retarded in the filtering part, and alpha particles emitted by the daughter form a radiation damage track on a track detecting element after the alpha particles are emitted to the sampling part. A track density on the track detecting element is detected after accumulated monitoring, thereby calculating various alpha potential energy concentrations caused by the track density.

The invention discloses a Caenorhabditis elegans based micro water sample toxicology detection method, belonging to the technical field of the environmental toxicology detection on water samples. The method mainly comprises the steps of carrying out sterilization treatment on an environment water sample, culturing nematode, exposing a biological sample of the environment water sample, and performing toxicology detection on the water sample. The Caenorhabditis elegans based micro water sample toxicology detection method is characterized in that the complexity effect of a multi-kind polyvalent mixture in the environment water sample on a living body is evaluated comprehensively, the required water sample amount is low, the operation is simple, and the method can be used for solving the problems that the waste liquid amount in an existing pollutant toxicologic study is high and can be treated difficultly and secondary pollution can be caused, overcoming the experimental error caused by change of the concentration of substances in the water sample due to water evaporation, achieving rapid detection of the toxicology of the living body in the water sample, solving the problems that the existing water sample toxicology detection time is long, the cost is high and the like, and improving the accuracy and the precision of the environmental water sample evaluation.

The invention discloses an environment-friendly seedling raising device and method for landscaping engineering. The method comprises the following steps of S1, screening seeds, cleaning the seeds, removing sundries such as sand grains, selecting full seeds, and airing in a shady, cool and ventilated place; and S2, disinfection, specifically, firstly the aired seeds are soaked with warm water for 24 hours, then the seeds are disinfected with alcohol, and then the seeds are soaked with a gibberellin solution for 48 hours. According to the device, through cooperative use of a support, a water storage tank, a seedling raising device, a driving device and a spraying pipe, plants can be in a low-speed movement process, moisture in seedling raising soil can be kept stable, meanwhile, energy consumption during rotation is low, and the problems that an existing seedling raising device is single, due to the fact that the distance between each part of a seedling raising plate and a water pipe is large, the humidity difference of soil needed by plant cultivation is generated, and a large amount of water needs to be consumed in the seedling raising process are solved.

The invention discloses a stainless steel fine line production device capable of preventing deviation. The device comprises a base, a pay-off structure, a wire drawing hub, a lubricating structure, a take-up structure and a positioning piece, the pay-off structure comprises a pay-off rack and a wire guide unit, the end side of the base is provided with a wire guide wheel, a wire hole and a connecting rod, the base is provided with a rotating seat, the wire drawing hub is fixedly connected to the rotating seat. The lubricating structure comprises a lubricating box and a first wire guide wheel, the positioning piece is located between the wire drawing hub and the first wire guide wheel and comprises a limiting body and an adjusting rod, the take-up structure comprises a rotating plate and a take-up frame, and the take-up frame is connected to the rotating plate. The wire guiding unit is arranged between the pay-off rack and the base, and the positioning piece is arranged between the lubricating box and the wire drawing hub, so that the stainless steel wire can be normally guided into the wire inlet guide wheel of the next procedure in the wire drawing process, and therefore, the production efficiency and quality of the stainless steel wire are ensured.

The invention discloses a dry sludge transportation system and device. The system includes a control module, a feeding module and a transportation module. The control module includes a control box. The feeding module includes a vibration module, an automatic cleaning module, a sticky wall automatic spraying module and an overloading alarm module. The transportation module includes an anti-idling automatic detection module, a driving motor, a gear box and a rotor pump. The system is scientific, reasonable and safe and convenient to use, the arrangement of the rotor pump makes the occupied areaof the device reduced, the transportation efficiency of the device is effectively improved, the friction time between materials and a rotor is reduced, the wear pressure of the materials on a rotor-pump chamber is thus reduced, wear of accessories is reduced, the system has the functional advantages of energy conservation and high efficiency, the materials are thus not stuck or overhead in a feeding hopper, the materials can normally enter the rotor pump, idling of the rotor pump is effectively avoided, and the service life of the rotor pump is effectively prolonged.

The invention discloses a municipal LED lamp, which comprises a base, a support rod, a lamp body, a top block, and an anemometer. The support rod is embedded between the top of the base and the bottom of the lamp body, and the top block is installed at the center of the top of the lamp body. Position, because the lawn lamp for lawn decoration and lighting scrapes the soil on the top surface of the lamp body through the inclined plate, because the installation height of the lawn lamp is low, preventing the soil in the soil from mixing with water and splashing on the surface of the lamp body, Under the sunlight, the mud and water condense and accumulate, and a thick soil layer is formed on the top surface of the lamp body. The formed soil layer is scraped off to speed up the timely dissipation of heat generated by the lawn lamp, increase the service life of the lamp and reduce the service life of the lawn lamp to ensure the normal operation of the lawn lamp. Lighting, by blocking the ball from rolling in the opening, the steel wire block outside the blocking ball scrapes and collects the soil on the inner wall, preventing the soil from accumulating on the inner wall of the opening and causing the opening to be blocked, so that the soil scraped off the top surface of the lamp body can enter the aggregate normally in the pool.

The invention discloses a method and a system for preventing a mobile phone from being controlled in a non-call state. The system comprises a microphone, a power amplification circuit, a manual switch, an analog-to-digital circuit and a signal processing circuit. The microphone converts sound into analog electric signals, the analog electric signals are sent to the power amplification circuit through the signal line to be amplified and then transmitted to the analog-to-digital circuit through the signal line to be discretely sampled and converted into digital signals, the digital signals are transmitted to the signal processing circuit through the bus to be coded, compressed, modulated and the like, and baseband signals are provided for follow-up wireless communication transmission of a mobile phone. And the manual switch is connected in series on a signal line or a bus between the microphone and the signal processing circuit. In a non-call state, the manual switch is manually switched off, so that audio signals from the microphone cannot enter the signal processing circuit, the situation that viruses, Trojan software or malicious software steal audio information from the signal processing circuit is completely eradicated physically, and compared with other known solutions, the method has the advantages of being easy to implement, low in cost and more effective.

The invention discloses a method for recycling drain of a gland sealing heater. The method comprises the steps as follows: 1), the gland sealing heater is arranged, and a first heating stage and a second heating stage are arranged in the gland sealing heater; 2), a first U-shaped water seal is connected to a water outlet of the first heating stage, and a second U-shaped water seal is connected to a water outlet of the second heating stage; 3), the first U-shaped water seal and the second U-shaped water seal are communicated with a water seal device through pipelines, and the tail end of the water seal device is communicated with a condenser through a pipeline; 4), the upper part of the water seal device is communicated with a water supplementing pipe, a first valve is arranged on the water supplementing pipe, and a second valve is arranged between the water seal device and the condenser; and 5), when the gland sealing heater works, pressure in the first heating stage and the second heating stage is higher than that in the condenser, so that the drain flows into the condenser. The water sealing device guarantees the drain to flow into the condenser normally without air.

The invention discloses a treatment device for straw returning to the field, which comprises a frame, a support wheel set that drives the frame to move, and a crushing mechanism installed on the frame. The crushing mechanism includes a casing and a crushing mechanism rotatably installed in the casing. The inner wall of the shell and the ring surface of the crushing roller are processed with crushing teeth that cooperate with each other. The shell is processed with a feed hopper and a discharge pipe. A bracket is provided between the feed hopper and the shell. A guillotine mechanism for cutting straw is installed, and a compensation roller floatingly connected with the crushing roller is installed in the shell below the guillotine mechanism. The crushing roller under the discharge pipe is equipped with a winnowing piece that drives the straw to be thrown out. The crushing mechanism The frame on one side is provided with a transmission mechanism that drives the crushing roller to rotate. In the present invention, by setting the guillotine mechanism and the compensating roller, the straw can be cut and then sent to the crushing roller, so as to increase the crushed grain size of the straw, which is used for returning the straw to the field in hilly areas.

The invention belongs to the technical field of electrical equipment. The invention relates to a recovery device, in particular to a waste tinned wire excess material recovery device. The technical problem that an existing recycling device cannot well classify and recycle three materials of tinned wires is solved. Presented are solutions, which comprises a base, a rectangular groove is formed in the top end of the base; the base is provided with a tin oxide recovery tank at the rectangular groove; the bottom end of one side of the tin oxide recovery tank is fixedly connected with a strut; electromagnetic heating bins are fixedly connected to the top ends of the tin oxide recovery tank and the supporting rods and connected with a circuit of the device, circular through holes are formed in the two ends of each electromagnetic heating bin, curved grooves are fixedly connected to the positions, at the two circular through holes, in each electromagnetic heating bin, and through holes are formed in the bottom ends of the electromagnetic heating bins. According to the tinned copper wire tinning device, by arranging the electromagnetic heating bin, the tin layer of the tinned copper wire is heated through the heating bin, components in the tin layer are all converted into tin oxide, tin oxide is an important industrial raw material, and economic benefits are brought to recycling work.