51results about How to "Good practical benefit" patented technology

The invention relates to the technical field of food processing, in particular to a pork processing and slicing device for the canteen. The pork processing and slicing device for the canteen comprisesa shell, a slitting device, a conveyor belt and a protection cover, wherein the slitting device is slidably connected into the left end surface of the shell; the protection cover is rotatably connected to the upper end surface of the shell; the slicing device is arranged in the protection cover; the lower end surface of the slicing device is fixedly connected with the shell; a fixed block is fixedly connected to the right side of the upper end surface of the shell; a sterilization device is fixedly connected into the right end surface of the shell; a cleaning device is fixedly connected intothe lower end surface of the shell; a support leg is arranged on the left side of the cleaning device; and the lower end surface of the support leg is fixedly connected with the shell. According to the pork processing and slicing device for the canteen provided by the invention, through arranging slitting blades, slicing blades, a second motor and an adjusting rod, the space between the slicing blades can be controlled so as to control the sizes of pork pieces, so that the automation degree is high through the arrangement, a plenty of time is saved, the product quality is ensured, the efficiency is improved, and the pork processing and slicing device for the canteen has a giant economic benefit.

The invention relates to the technical field of calcium hydroxide production, in particular to a stirring device for producing calcium hydroxide. The device comprises a stirring shell, a water tank, awater pump and a circular ring. The upper end face of the stirring shell is fixedly connected with a fixed mount; the upper end face of the fixed mount is fixedly connected with a stirring motor; thetail end of the main shaft of the stirring motor is fixedly connected with a stirring shaft; a crushing blade and a stirring paddle which are arranged up and down are fixedly connected to the outer side of the stirring shaft; a filter screen is rotatably connected to the outer side of the stirring shaft; the outer side of the filter screen is fixedly connected with the stirring shell; the water tank is fixedly connected to the left end of the stirring shell; and the water pump is fixedly connected to the upper end face of the water tank. By arranging a nozzle, the water pump, the water tank and the circular ring, scattered lime dust is reduced, the harm of quicklime to life health of people is prevented, and life safety of people is guaranteed. By the method, quicklime and water can be rapidly mixed. The method has great practical benefits.

The invention relates to the technical field of duck neck cutting, and especially relates to a cutting and collecting apparatus for duck neck processing. The apparatus comprises a cleaning device, support legs, a conveying tube and a collecting box, the upper end surface of the cleaning device is fixedly connected with the support legs, which are distributed at the left side and the right side respectively, and a distance fixing device, the right end surface of the cleaning device is fixedly connected with a protective shell, the right side of the protective shell is slidably connected with acollecting box, the conveying tube is arranged above the left end of the collecting box, the upper end surface of the conveying tube is fixedly connected with the cleaning device, the upper part of the right end surface of the cleaning device is fixedly connected with a protective cover, the upper end surfaces of the support legs are fixedly connected with a conveying device, and the right side ofthe upper end surface of the conveying device is fixedly connected the protective cover. A water tank, a water pump, a nozzle and a first moor are arranged, so cut duck necks can be completely cleaned, thereby the apparatus has the advantages of labor reduction, cost reduction, reduction of the labor intensity of people, improvement of the efficiency, saving of a lot of time, and good use benefits.

The invention relates to the technical field of asphalt emulsification, particularly to a colored asphalt modification emulsification device. The device includes an underframe, an emulsifying machine,a communicating pipe and a gas collecting box. A raw material blanking apparatus and a mixing apparatus which are distributed on the left and right sides are fixedly connected to the upper end of theunderframe, an emulsifying machine is disposed on the inner side of the underframe, the left end and right end of the emulsifying machine are both in fixed connection with the underframe, the lower end face of the raw material blanking apparatus and the lower end face of the mixing apparatus are both in fixed connection with the emulsifying machine, the right end face of the emulsifying machine is communicated with a gas delivery pipe, and a third valve is fixedly connected to the outside of the gas delivery pipe. According to the invention, by setting a blanking hopper, a rotating motor, a driving gear and a driven gear, the raw material blanking speed can be accelerated, quantitative blanking can be achieved according to the blanking distance of a push plate, thus facilitating proportioning of raw materials and an emulsifier liquid soap, and guaranteeing the quality, at the same time, the device can perform filtration and adsorption on poisonous gas, and guarantees the life safety of the staff.

The invention relates to the technical field of agricultural service equipment, in particular to an integrated service platform for agriculture, countryside and farmers based on dual network interconnection and a use method thereof. The platform includes a base, a lower unit shell, an upper unit shell and a display platform. Hydraulic rods are uniformly distributed and embedded in the upper end face of the base, the lower end faces of the hydraulic rods are fixedly connected with moving devices, a fixation device is embedded into the base, the upper end face of the base is fixedly connected with the lower unit shell, the front end face of the lower unit shell is rotatably connected with a rotation plate, the upper end face of the rotation plate is rotatably connected with a sliding block,the rear end face of the sliding block is slidably connected with a seat, and the rear end face of the seat is combined with the lower unit shell through clamping. Through the arrangement of a liftingmotor, a limiting plate and a limiting rod, the use range is expanded, the comfort level of people is improved when people experience the platform, the platform is convenient to move and has a good fixation function, the work efficiency can be effectively improved, and the platform has good practicability and benefits and is worth application and popularization.

The invention relates to the technical field of ointment processing, in particular to a traditional Chinese medicine ointment processing technology and a quantitative smearing device for the traditional Chinese medicine ointment. The quantitative smearing device comprises an ointment spreading and coating machine, a blanking pipe, a workbench and a hydraulic rod switch, wherein the front end surface of the ointment spreading and coating machine is provided with the blanking pipe; the upper end surface of the blanking pipe is fixedly connected with the ointment spreading and spraying machine; the outer side of the blanking pipe is provided with a temperature control device; the workbench is arranged below the blanking pipe; the rear end surface of the workbench is fixedly connected with theointment spreading and coating machine; a groove is arranged in the workbench; an ointment blanking switch and a hydraulic rod switch, which are distributed on the left and the right, are arranged inthe groove; and the left end surface of the ointment blanking switch is fixedly connected with the workbench. In the quantitative smearing device, through an arranged spacing frame, the arranged ointment blanking switch and the arranged hydraulic rod switch, an automation degree is high, one person can finish the work of two or more people, cost is lowered, efficiency is improved, the quality ofa product is guaranteed, earnings are increased, and the quantitative smearing device has good practical benefits and is worth being promoted and used.

The invention discloses a class periodic rule mining method based on a tense data system, which is used for discovering class periodic rules among tense related attributes without obvious periodic characteristics. The method comprises the following steps: carrying out tense processing on attention attributes in a tense data system, and constructing time sequence characteristic data; performing inertia calculation on the time sequence characteristic data to obtain an inertia trend sequence of the attention attribute; on the basis of the inertia trend sequence, calculating peak-valley chain characteristics of the concerned attributes; constructing a peak-valley statistical index sequence of the attention attributes; and obtaining a class periodic rule of the data system through span discretedifference calculation. According to the invention, association rule calculation can be carried out on the periodic phenomenon without mathematical significance; the flexibility of time periods and the interference of noise data are overcome, class periodic rules are mined, the method has good timeliness and reliability, rule mining can be carried out on big data of emergencies and unpredictableevents, people are guided to tend to avoid harm, and the method has good practical benefits.

The invention relates to the technical field of wood cutting, in particular to a board cutting-off machine. The board cutting-off machine comprises a board cutting-off machine body, a collecting device, a saw blade and a protection device, the collecting device is fixedly connected to the right end face of the board cutting-off machine body, a groove is formed in the upper end face of the board cutting-off machine body, the saw blade is arranged inside the groove, the protection device is arranged on the outer side of the saw blade, the protection device is connected with the board cutting-offmachine body in a rotating mode, a pushing mechanism is connected to the upper end face of the board cutting-off machine body in a sliding mode, the rear side of the upper end face of the board cutting-off machine body is connected with a distance fixing device in a sliding mode, the front side of the upper end face of the board cutting-off machine body is connected with a fixing device in a sliding mode. In the board cutting-off machine, a protection shell, a collecting box, a three-phase motor and a push rod are arranged, through the arrangement, the working environment of workers is protected, the health of people is guaranteed, so that waste of resources is avoided, a lot of time is saved, the application range is expanded, and the quite good practical benefits are achieved.

The invention relates to the technical field of office equipment, in particular to an office table with a lifting adjustment function, which comprises a wall body, a table board and a limit switch, a sliding rail is fixedly connected to the inner side of the left end surface of the wall body, a rack is fixedly connected to one side of the sliding rail, and the other end of the rack is fixedly connected with the wall body; sliding blocks arranged up and down are slidably connected into the sliding rails, a connecting rod is fixedly connected to the right end face of the sliding block located on the upper side, a horizontally-arranged table board is fixedly connected to the other end of the connecting rod, and a supporting rod is fixedly connected to the right end face of the sliding block located on the lower side. The other end of a support rod is fixedly connected with the bottom end surface of the table board. According to the computer desk, through the arrangement of the sliding rails and a dustproof cover, when the desk plate is not used, the desk top can be folded, occupied space is reduced, dustproof treatment can be conducted on the desk plate, cleanliness of the desk plate is effectively guaranteed, and the office table has good economic value and practical benefits, and has popularization and application value.

The invention relates to the technical field of insecticide spraying equipment for konjac, in particular to insecticide spraying equipment for konjac planting. The insecticide spraying equipment for konjac planting includes a vehicle frame, a jacking mechanism, a fixing rod and a rotating shaft; the upper end face of the vehicle frame is fixedly connected with the jacking mechanism and the fixingrod which are distributed on the left and the right, the upper end face of the jacking mechanism is slidably connected with an insecticide box, the front end face of the insecticide box is fixedly connected with a collection device, the front and back end faces of the insecticide box are both fixedly connected with fixing devices, the lower end faces of the fixing devices are fixedly connected with the vehicle frame, the upper end face of the fixing rod is fixedly connected with the rotating shaft, the outer side of the rotating shaft is fixedly connected with the insecticide box, and the leftand right surfaces of the insecticide box are fixedly connected with water pipes. According to the insecticide spraying equipment for konjac planting, by arranging a fixing plate, a telescopic rod, afirst spring and a rotating plate, after being used little by little, insecticide liquid has reduced weight, the first spring can jack the insecticide box, and then the insecticide liquid moves to the right end, so that it is ensured that the insecticide liquid is fully used, no resource waste and environment pollution are caused, and the insecticide spraying equipment for konjac planting has good practical benefits.

The invention relates to the technical field of air purification and particularly relates to a smoke dust treatment device for a welding machine. The smoke dust treatment device comprises an upper unit clamping plate, a lower unit clamping plate, a fixing plate, a rotating rod and a spring clip and is characterized in that the fixing plate is rotatably connected with the upper end face of the lower unit clamping plate, the other end of the fixing plate is rotatably connected with the upper unit clamping plate, the rotating rod is rotatably connected with the middle position of the fixing plate, the spring clip is arranged at the outer side of the rotating rod, the two ends of the spring clip are separately located above the lower unit clamping plate and below the upper unit clamping plate,a shell is fixedly connected with the upper end face of the upper unit clamping plate, and an air outlet hole is formed in the downside of the right end face of the shell. According to the smoke dusttreatment device for the welding machine, through the arranged clamping plates, the fixing plate, the rotating rod and the spring clip, the smoke dust treatment device can work in some narrow environments without spatial influence, the use is convenient, and the design is original in conception and scientific in design, so that the smoke dust treatment device has huge economic benefit and an extensive market prospect and is worthy of popularized use.

A safety protection device for a rotation angle of a rotary work table comprises the rotary work table arranged on a base and a limit mechanism arranged on the side of the rotary work table, a motion driving member is arranged at an appropriate position on the outer ring side of the rotary work table, a rotary arm of the limit mechanism is pivoted on the base, a motion retaining member is arranged in a protruding mode on the rotary arm and corresponding to the motion driving member on the rotary work table, and therefore the rotary arm can be driven to swing to the left or right respectively when the rotary work table rotates forward or reversely. Additionally, a first sensor and a second sensor are arranged respectively on the route when the rotary arm swings to the left or right, and the rotation of the rotary work table can be controlled within a set angle range when the rotary arm swings to the left or right and triggers the first and second sensors, therefore, continuous rotation of the rotary work table can be limited, a large rotating limit angle can be obtained, and practical benefits can be achieved when various operations are performed on the rotary work table.

The present invention relates to the technical field of live duck slaughtering and particularly discloses a live duck slaughtering device. The live duck slaughtering device comprises a slaughtering box, a conveyor belt, support rods and a disinfecting device; the slaughtering box is internally provided with a fixing platform; an upper end surface of the slaughtering box is internally fixedly connected with the support rods; other ends of the support rods are slidably connected with the conveyor belt; an outer side of the conveyor belt is slidably connected with the fixing platform; a lower endsurface of the conveyor belt is fixedly connected with clamping devices; a front end surface of the fixing platform is fixedly connected with an electric shock device; a front end surface of the slaughtering box is fixedly connected with the disinfecting device; a front right side of the fixing platform is provided with a slaughtering device; and a lower end surface of the slaughtering device isfixedly connected with the disinfecting device. A disinfecting box, a water box and a water pump are arranged; steam generated by high temperature disinfects fixed blades; and the arrangement reducesbreeding of bacteria, ensures life health of people, meets high requirements of modern people for life quality and has very good practical benefits.

The invention relates to the technical field of waste treatment, in particular to a waste treatment device for computer radiator production. The waste treatment device comprises a shell, a feeding pipe, a rotating shaft and crushing wheels, wherein the feeding pipe is fixedly connected to the upper end surface of the shell, the crushing wheels are arranged below the feeding pipe, and each rotating shaft is fixedly connected to the interior of the corresponding crushing wheel; and each second motor is fixedly connected to the front end surface of the corresponding rotating shaft, the rear end surface of each rotating shaft is rotatably connected with the shell, the rear end surface of each second motor is fixedly connected with the shell, compression devices are arranged on the left side and the lower side of the crushing wheels correspondingly, a sliding plate is arranged below the compression devices located on the left side, and the left end surface of the sliding plate is slidably connected with the shell. By arranging the first motors, the crushing wheels, the rotating shafts and the feeding pipe, the occupied space of residues is reduced, centralized treatment by people is facilitated, a large amount of time and space are saved, a comfortable working environment is provided for people, and the waste treatment device has good practical benefits and is worthy of application and popularization.

The invention relates to the technical field of mechanical equipment, in particular to an injection molding machine cleaning device for mold machining. The injection molding machine cleaning device comprises a first motor, a water box, a base, an electric heating plate and a rotating rod, wherein the upper end face of the base is fixedly connected with a workbench, the upper end face of the workbench is fixedly connected with a material feeding barrel, the right end face of the base is fixedly connected with a first support, the upper end face of the first support is fixedly connected with thefirst motor, the tail end of a main shaft of the first motor is fixedly connected with a gear, the gear is externally engaged with a toothed bar, the upper end of the left end face of the toothed baris rotatably connected with the rotating rod, the left end face of the rotating rod is fixedly connected with a second support, and the upper end face of the second support is fixedly connected withthe electric heating plate. According to the injection molding machine cleaning device for the mold machining, by means of the arrangements of the first motor, a second motor, the water box and a hairbrush, cleaning on the inner wall of the material feeding barrel can be realized, this design is novel in conception and scientific in design, and the injection molding machine cleaning device for themold machining has huge economic benefits and broad market prospects and is worthy of popularization and use.

The invention relates to the technical field of black tea processing, in particular to a fermentation device for producing keemun black tea. The device comprises a housing, a rotating shaft, a motor,and a second heating plate. The left end surface of the housing is fixedly connected with a heating device. The upper end surface of the housing is fixedly connected with a motor, the end of the motormain shaft is fixedly connected with a rotating shaft, a lower surface of the rotating shaft is rotatably connected with a partition plate, vertically and uniformly distributed fixing devices are fixedly connected to the outer side of the rotating shaft, a jet device is rotatably connected to the central portion of the rotating shaft, the left end surface of the jet device is fixedly connected tothe heating device, a temperature sensor is fixedly connected to the left end surface of the housing, and a humidity sensor is fixedly connected to the right end surface of the housing. In the invention, through the arrangement of the heating box, the first heating plate, a fan, an air duct and a spiral tube, the temperature and humidity of the housing can rise rapidly, the fermentation efficiency can be accelerated, and time can be saved. The fermentation device has good practical benefit, and is worth of popularization and usage.

The invention relates to the technical field of health care product selling machines, in particular to a long-time storage health care product selling machine which comprises a selling machine shell, a glass plate, a switch button and a baffle. The glass plate is fixedly connected to the left end face of the selling machine shell, the switch button is embedded in the lower portion of the left end face of the selling machine shell, and the baffle is arranged below the switch button. The upper portion of the baffle is rotationally connected with the selling machine shell, a limiting plate is arranged below the baffle, and the lower end face of the limiting plate is fixedly connected with a first electric telescopic rod; the lower end face of the first electric telescopic rod is fixedly connected with the selling machine shell, and the upper end face of the selling machine shell is fixedly connected with a heat exchanger. According to the present invention, through the arrangement of a heat preservation shell, a fixed heat preservation plate, a sliding heat preservation plate and the first electric telescopic rod, it is guaranteed that the temperature is within a stable range, the quality of health care products is guaranteed, the long-time placement of the health care products is facilitated, and the long-time storage health care product selling machine has very good practical benefits and is worthy of application and popularization.

The invention relates to the technical field of mechanical equipment, in particular to perforating equipment for printing packaging. The perforating equipment for printing packaging comprises a workbench, a material, a support and a threaded rod. The right end of the upper end face of the workbench is fixedly connected with the support. The lower part of the support is internally provided with a threaded hole. The support is connected with the threaded rod through the threaded hole in a screwed manner. The left end face of the threaded rod is rotationally connected with a fixing device. The lower end face of a fixing plate is connected with the workbench in a sliding manner. The left end face of the support is fixedly connected with a perforating machine. The front end face of the perforating machine is rotationally connected with a handle. The lower end face of the perforating machine is rotationally connected with a drill chuck. The left end face and the right end face of the drill chuck are provided with sliding grooves. According to the perforating equipment for printing packaging, by means of the threaded rod, the sliding grooves and the fixing device, the material can be fixed, perforating is facilitated, the design is novel in conception, the design is scientific, huge economic benefits and wide market prospects are achieved, and the perforating equipment for printing packaging is worthy of application and popularization.

The invention relates to the technical field of mechanical equipment, in particular to a kind of mechanical and electrical equipment for grinding edge of glass, which comprises a shell, a position limiting device, a filtering device and a fixing device, wherein the right end face of the shell is fixedly connected with the filtering device. The front end face of the shell is fixedly connected withthe position limiting device. The internal of the shell is slidingly connected with the fixing device, and the upper end face of the shell is fixedly connected with a grinding machine. A rotating wheel is arranged at the rear side of the fixing device, and the rear end face of the rotating wheel is fixedly connected with the shell. A glass conveyor belt is arranged at the outer side of the rotating wheel; in the mechanical and electrical equipment for grinding edge of glass, by setting of a sliding plate, an upper suction disk, a lower suction disk, an electric motor and an electric telescopicrod, not only the edge of a bar-shaped glass can be grinded, but also a circular glass can be polished. The mechanical and electrical equipment for grinding edge of glass extends the use range, improves the production efficiency, brings huge economic benefits to a company, is convenient to use, has good practical benefits, and is worth popularizing and using.

The invention discloses a vertical take-off and landing type flying wing layout unmanned aerial vehicle, which includes a fuselage, wings, upper and lower tails and ducted fans, and is characterized in that it uses distributed ducted fan power to take off in a tailstock layout, and the fuselage and The main ducted fan is set at the tail of the wing, which is used for lift and attitude control during vertical take-off and landing, and provides cruising flight thrust. power. The UAV has a flexible vertical take-off and landing capability, and can complete the take-off and landing process without relying on the airport runway. At the same time, it has excellent cruise efficiency, speed and range. High structural utilization and other characteristics.

The invention relates to the technical field of duck meat processing, in particular to an opening device for duck meat processing, which includes a protective case, a cover plate, a transport device and a storage device. The upper end surface is slidingly connected with a holding device, the upper end surface of the holding device is fixedly connected with a clamping device, the right side of the clamping device is provided with a disinfection device, and the right side of the upper end surface of the transportation device is fixedly connected with a cutting device; In the invention, through the set reciprocating screw, motor, baffle and slider, this setting can drive the slider to rotate back and forth through the rotation of the motor, thereby driving the workbench to run back and forth, and the water can be heated by the electric heating wire and then heated. The blades are sterilized at high temperature. This setting can ensure the quality of duck meat, ensure people’s health, reduce people’s labor intensity, and improve efficiency. This setting has a high degree of automation, increases revenue, and has good practical benefits. .

The invention relates to the technical field of duck meat processing, in particular to a wax immersing device of duck meat processing. The device comprises a wax immersing operation platform, supporting legs, a cooling device and a wax melting device, the supporting legs are fixedly connected with the lower end face of the wax immersing operation platform, a cooling device and a wax melting deviceare distributed in left and right of the part, located on the front portion, of the upper end face of the wax immersing operation platform, a dewaxing device is fixedly connected with the part, located on the back portion, of the upper end face of the wax immersing operation platform, a delivery pipe is arranged above the wax melting device, the rear end face of the delivery pipe is communicatedwith the dewaxing device, and a delivery device is fixedly connected with the upper end face of the dewaxing device. According to the wax immersing device, by the arrangement of a cooling housing, a cooling air pipe, a heat exchanger and a first motor, fan blades can be driven to rotate through the rotation of the first motor, air circulates rapidly, wax can be rapidly cooled down, it is ensured that the wax can be effectively fixed on the surface of duck meat, the quality of duck meat unhairing is ensured by means of the arrangement, a large amount of time is saved, the device has excellent practical benefits, and the device is worthy of popularization.

The invention relates to the technical field of mechanical equipment, in particular to a metal surface rolling device. The device comprises a machine tool, supports, motors, thread rods and pushing rods; the supports are fixedly connected to the left end face and the right end face of the machine tool, the motors are fixedly connected to the upper end faces of the supports, tail ends of motor spindles are fixedly connected with the thread rods, the other ends of the thread rods are in spiral connection with the pushing rods, the other ends of the pushing rods are fixedly connected with clamping plates, a collection box is fixedly connected to the upper end face of the clamping plate at the right side, the right side of the lower end face of the collection box is in screwed connection witha discharging cover, a baffle is fixedly connected to the left side of the upper end face of the collection box, and a mechanical arm is fixedly connected with the upper end of the interior of the right end face of the machine tool. Through the motors, the thread rods, the pushing rods and the clamping plates, tight fixing of a grinding object can be achieved, loosening is avoided, the design concept is novel, the device is scientific in design, giant economic benefits and wide market prospects are achieved, and the device is worthy of use and popularization.

The invention relates to the technical field of mechanical equipment, in particular to a material grinding device for grain and oil processing. The material grinding device for grain and oil processing comprises a grinding machine, a discharging pipe, a grinding disc and a transport pipe. The upper end face of the grinding device is fixedly connected with the transport pipe. The right end face ofthe grinding machine is fixedly connected with the grinding disc. The lower end face of the grinding disc is fixedly connected with the discharging pipe. The other end of the transport pipe is fixedlyconnected with a feeding hopper. The upper portion of the right end face of the feeding hopper is fixedly connected with a hinge. The other end of the hinge is fixedly connected with a cover plate. The left side of the upper end face of the cover plate is fixedly connected with a supporting frame. The upper end face of the supporting frame is fixedly connected with an SXN-104T motor. The tail endof a main shaft of the SXN-104T motor is fixedly connected with a rotary disc. The cover plate, the SXN-104T motor, the rotary disc and the hinge are arranged, and thus dust can be prevented from entering the feeding hopper, so that the grinding purity is guaranteed. The design conception is novel, the design is scientific, great economic benefits and broad market prospects are achieved, and thematerial grinding device is worth using and promoting.

The invention relates to the technical field of unmanned aerial vehicles, and particularly relates to an unmanned aerial vehicle with an automatic waste gas filtering function and a using method thereof. The unmanned aerial vehicle comprises a vehicle body, an air filter, an engine and wings, wherein the uniformly distributed wings are fixedly connected to the outer side of the vehicle body; the front end face of the vehicle body is fixedly connected with the air filter; an air inlet pipe is fixedly connected to the upper end face of the air filter; the other end of the air inlet pipe is fixedly connected with an engine; an exhaust pipe is communicated with the lower end face of the engine; the other end of the exhaust pipe is communicated with a filtering device; the rear end face of thefiltering device is fixedly connected with the vehicle body; and a fixing device is fixedly connected to the rear end face of the vehicle body. According to the invention, through the arrangement of afiltering box, a U-shaped pipe, a first one-way valve and a water discharging pipe, the harmful gas and some fixed impurities in waste gas can be filtered out when passing through a solution, an activated carbon plate can adsorb the harmful gas for the second time to ensure the gas discharging quality, and the U-shaped baffle pipe effectively prevents the solution from flowing out.

The invention relates to the technical field of vegetable picking, in particular to a picking machine used for fruits and vegetables. The picking machine comprises a bottom plate, a harvesting device,adjusting devices and a collecting device; a left end face of the bottom plate is fixedly connected with the harvesting device; a front end face of the bottom plate is fixedly connected with a pushing device; a conveying belt is arranged below the pushing device; a lower end face of the bottom plate is glidingly connected with the collecting device; a front end face of the collecting device is detachably connected with a limiting frame; an upper end face of the limiting frame is rotationally connected with stop blocks; a rear end face of the conveying belt is rotationally connected with a first hydraulic rod; the other end of the first hydraulic rod is fixedly connected with the bottom plate; and a rear end face of the bottom plate is rotationally connected with a second hydraulic rod. According to the picking machine, a first motor, blades and a protection sleeve are arranged, and a reciprocating screw can be driven by rotation of the first motor to move, and accordingly, the bladescut vegetable roots back and forth; by such setting, labor cost is reduced, the picking efficiency is greatly improved, and a lot of time is saved; and the picking machine has very good practical benefits.

The invention relates to the technical field of computers, in particular to a display rack for selling computer graphics processing units. The display rack comprises a display rack body, a baffle, a first partition plate and a first motor, the left end face of the display rack body is slidably connected with the baffle, and the left and right end faces of the display rack body are internally and fixedly connected with a second partition plate and a first partition plate which are vertically distributed; bulbs which are evenly distributed are fixedly connected to the upper end face and the lower end face of the second partition plate, a second motor is fixedly connected into the upper end face of the first partition plate, a second fixing frame is fixedly connected to the tail end of a mainshaft of the second motor, and a graphics processing unit is arranged on the front side of the second fixing frame. The lower end face of the second fixing frame is slidably connected with limiting plates distributed left and right. According to the invention, through the arrangement of the first motor, the second motor, the limiting plate and the first fixing frame, the graphics processing unitcan rotate, display of the graphics processing unit is more convenient, people can see the full view of the graphics processing unit, and the display rack has good practical benefits and is worthy ofapplication and popularization.

The invention relates to the technical field of electronic products, in particular to network engineering monitoring equipment with a self-cooling function, which comprises a shell, a workbench, a protective shell and a display screen, wherein the upper end surface of the shell is fixedly connected with the workbench, the upper end surface of the workbench is fixedly connected with the protective shell, and the front end surface of the protective shell is fixedly connected with the display screen; a keyboard and a mouse which are distributed left and right are arranged on the front side of the protective shell, a controller is fixedly connected to the right side of the lower end face of the workbench, a cabinet door is rotatably connected to the front end face of the shell, a sliding plate is slidably connected into the lower end face of the shell, and a spring is fixedly connected to the front end face of the sliding plate. Through the arrangement of the temperature measuring instrument, the fan blades, the dustproof net and the first electric telescopic rod, normal use of the network engineering monitoring equipment is guaranteed, network faults are avoided, good economic benefits and good practical benefits are achieved, and the network engineering monitoring equipment is worthy of application and popularization.

The invention relates to the technical field of lithium-ion battery diaphragms, in particular to an automatic retracting device for lithium-ion battery diaphragms, comprising a first bracket, a rotating shaft, a lithium-ion battery diaphragm and a fixing plate, and the first bracket on the right side rotates above the right end surface A rotating shaft is connected, and a lithium-ion battery diaphragm is arranged on the outside of the rotating shaft. A fixing plate is fixedly connected to the left end surface of the first bracket on the left side, and a first motor is fixedly connected to the upper surface of the fixing plate. The end of the main shaft of the first motor It is fixedly connected with the rotating shaft, a fourth bracket is provided behind the first bracket, and a winding shaft is connected to the right end surface of the fourth bracket in rotation, and a lithium-ion battery diaphragm is arranged under the winding shaft; in the present invention, through the provided first A limit pin, take-up disk and the second motor effectively avoid the situation that the diaphragm cannot be wound up and the winding is uneven, ensure the normal operation of the device, avoid the waste of resources, and save a lot of time. This setting has huge Economic benefits are worth promoting.

The invention relates to the technical field of mechanical equipment, in particular to a handheld control switch for a cutting and grinding machine which is convenient to use, including handles, stationary plates, sliding plates and springs, A fixing plate is fixedly connected to the inside of the right end face of the handle, A left end of the front end face of the fixing plate is provided with asliding groove, and the fixing plate is slidably connected with the sliding plate through the sliding groove, A left end surface of the slide plate is fixedly connected with a spring, and the other end of the spring is fixedly connected with the handle, A low end face of the slide plate is rotatably connected with a first sleeve rod, A low end surface of the first sleeve rod is sleeved with a tilting rod, A first rotating lever is rotatably connected with the tilting lever, the first rotating lever is fixedly connected with the handle, A second sleeve rod is rotatably connected to the upper end face of the slide plate. In the invention, the cutting and polishing machine can work for a long time without hand numbness by means of the protective cover, the panel switch and the slide plate. The design is novel in conception and scientific in design, has great economic benefit and wide market prospect, and is worth popularizing and using.