2185results about "Saving energy measures" patented technology

The invention discloses a cultivation method for promoting rapid growth and development of spring wheat, and belongs to the technical field of wheat breeding and cultivation. The cultivation method comprises the following steps: 1, seed pretreatment; 2, field planting and soil culture: transplanting wheat seeds with white buds into a seedling culture hole tray, transferring the seedling culture hole tray into a culture room with a long photoperiod, culturing until the wheat seeds are mature, and harvesting; lED light is adopted in the culture room for illumination; the LED light is blue light, white light or a mixture of red light and blue light according to a light quantum ratio of 3: 1. The method has the beneficial effects that the condition combination of regulating and controlling the light period, the light quality and the light intensity is provided. Through the combination of fixed and widely applicable illumination conditions, the method significantly shortens the growth cycle of the spring wheat. The method has the beneficial effects that the time from seed germination to mature harvesting of the spring wheat is generally 50-60 days, so that 6-7 generations of spring wheat can be harvested in one year. The wheat growth cycle is shortened, the breeding efficiency is remarkably improved, and a solid technical foundation is laid for improvement and cultivation of chassis varieties.

A crop stubble cutting, root cutting and ridging device comprises an outer shell, a three-point suspension frame, a power input gearbox, a stubble cutting and root cutting mechanism and a ridging mechanism, the three-point suspension frame is arranged on the front portion of the outer shell, the power input gearbox is installed on the top of the outer shell, and the stubble cutting and root cutting mechanism and the ridging mechanism are arranged in the outer shell; a bionic stubble cutting swing cutter and a bionic stubble cutting circumferential rotary cutter are designed on the basis of the outline of a deer antler, limiting sliding cutting and efficient stubble cutting are achieved, a bionic root cutting reciprocating transverse moving cutter and a crescent bent cutter matched with swing are designed on the basis of the outline of a unicorn beetle corner, middle stubbles are efficiently cut off, and the cutting efficiency of the unicorn beetle is improved. Three rollers with large-wave convex surfaces, small-wave convex surfaces and smooth surfaces are designed according to ridge shape characteristics, the three rollers are obliquely distributed from bottom to top to form roller sets, the roller sets are symmetrically arranged based on the center line of a ridge shape, opposite rolling pressing of the two roller sets on a ridge platform is achieved through cooperation with a cam mechanism, and efficient ridge building after efficient stubble cutting and root cutting is achieved.

A threshing gap-adjustable high-precision sorting and re-threshing type corn thresher is characterized in that the threshing gap-adjustable high-precision sorting and re-threshing type corn thresher comprises a rack, a threshing mechanism, a screening mechanism and a sorting and re-threshing mechanism, the threshing mechanism is mounted on the upper middle portion of the rack, the screening mechanism is mounted on the left side of the lower middle portion of the rack, and the sorting and re-threshing mechanism is mounted on the right side of the rack; in conclusion, according to the threshing mechanism, the camera is used for observing the material condition, the diameter self-adjusting threshing roller is matched with the rigid-flexible combined threshing component, the threshing strength is uniform, and the non-threshing rate is reduced; the screening mechanism observes the blanking condition through a camera, and an eccentric distance self-adjusting disc controls the reciprocating motion distance of rake teeth, so that materials are uniformly distributed on a screen plate, and the sorting quality is improved; according to the sorting and re-threshing mechanism, a camera is used for observing the threshing condition and opening and closing movement of a baffle, materials with the high non-threshing rate are collected and then conveyed through an auger, the camera is used for observing material distribution between threshing rollers, and an air pressure system controls the conveying position of a belt, so that the materials are evenly distributed between the rollers.

The invention belongs to the technical field of gramineous crop threshing, and particularly relates to a multi-stage threshing device with a good threshing effect. Crops are fed into the feeding hopper, the driving mechanism drives the feeding coarse threshing roller to rotate around the axis of the feeding coarse threshing roller, and the crops are subjected to coarse threshing through the feeding coarse threshing roller and conveyed to the first threshing conveying section of the first fine threshing roller. The driving mechanism drives the first fine threshing roller to rotate around the axis of the first fine threshing roller, and coarse-threshed crops are subjected to primary fine threshing through cooperation of the first fine threshing roller and the first sieve plate. Crops which are not completely threshed are conveyed to the second fine threshing roller through the window, the driving mechanism drives the second fine threshing roller to rotate around the axis of the second fine threshing roller, the crops which are not completely threshed are subjected to secondary fine threshing through cooperation of the second fine threshing roller and the second sieve plate, and stalks are discharged from the slag outlet.

A uranium-based phosphor selected from (i) phosphors having formula I or II:where the phosphor having formula I or II is doped with an activator ion including Pr3+, Sm3+, or mixtures thereof, where 0≤a≤1, 0≤b≤1, 0.75≤x≤1.25, 0.75≤y≤1.25, 0.75≤z≤1.25, 2.5≤p≤3.5, 1.75≤q≤2.25, and 3.5≤r≤4.5; (ii) a phosphor having formula I or II, where the phosphor having formula I or II is doped with an activator ion selected from Eu3+, Pr3+, Sm3+, and mixtures thereof; and a counter ion comprising one or more alkali metal ions; and (iii) phosphors having formula IIIwhere the phosphors having formula III are doped with an activator ion selected from: Eu3+, Pr3+, Sm3+, and mixtures thereof, where A is Li, Na, K, Rb, Cs, or a combination thereof.

According to the method for promoting the fragrance release of the Phalaenopsis amabilis in the flowering stage, the influence of flowering days, different light intensities and different temperatures on the fragrance release in the full-bloom stage is compared, and the light and temperature adaptability of the fragrance of potted Phalaenopsis amabilis in the full-bloom stage is proved; and a basic basis can be provided for breeding aromatic phalaenopsis varieties and researching the action mechanism of the flower fragrance of important economic ornamental flowers. Meanwhile, the optimal culture medium formula of each link of tissue culture and rapid propagation of the phalaenopsis purpurascens is further deeply researched, discussed and screened, so that the phalaenopsis purpurascens can be developed and applied on an industrial scale.

The invention belongs to the technical field of agricultural light supplement, and particularly relates to an agricultural light supplement lamp system and method based on optical fiber transmission and fluorescence conversion. Efficient light distribution from a single light source to multiple application terminals is achieved, and the proportion of blue light to red light can be flexibly adjusted according to the photosynthesis requirements of crops. In addition, the optical shaping system arranged behind the application tail end ensures that the light can be accurately irradiated on the target crop, so that the light utilization rate and the energy conversion efficiency are greatly improved. Through the technical innovation, the wiring design is simplified, the complexity and the cost of the system are reduced, and the effectiveness of photosynthesis and the growth quality of crops are remarkably improved.

Provided herein are methods and compositions relating to administering light enriched for UV-B to a plant material to improve subsequent plant performance.

The invention belongs to the technical field of agricultural machinery, and particularly relates to a pangolin and white tail mole coupling bionic resistance-reduction abrasion-resistance subsoiler which comprises a shovel handle and a shovel head, the shovel handle is provided with a cutting edge profile curve, an inner directrix and an outer contour line, the outer contour line is a bionic curve, and the expression of the bionic curve is # imgabs0 #. The expression of the depth D and the width W of each bionic texture and the expression of the distance B between every two adjacent bionic textures are as follows: D = alpha L + 45, W = beta L + 440 and B = gamma L + 300, alpha, beta and gamma are fixed values, and L is the length of the shovel head. In the subsoiler, the shovel handle simulates the dig claw toe of the white tail mole, and the shovel head simulates the pangolin scale texture, so that the tillage resistance and abrasion of the subsoiler are effectively reduced, and the resistance-reducing abrasion-resisting effect is improved.

The invention discloses a crop combine harvester which comprises an engine, a rack, a header, an angle adjusting mechanism, a material pushing scraper knife, a material conveying roller, a rotary material clamping mechanism, a feeding conveying mechanism and a stirring and threshing mechanism, and the rotary material clamping mechanism comprises a first roller fluted disc, a first clamping rod, a second roller fluted disc and a second clamping rod; the first clamping rod and the second clamping rod are used for clamping and conveying crops upwards along with rotation movement. The material conveying roller conveys the shoveled crop stalks to the rotary material clamping mechanism through the rotation effect, a first clamping rod and a second clamping rod of the rotary material clamping mechanism accurately clamp the stalks through alternate meshing, and the stalks are conveyed into the stirring and fruit removing mechanism through the feeding conveying mechanism to be subjected to fruit separation; and then the fruits are conveyed to the lifting mechanism through the discharging conveying mechanism and the vibrating screen and are conveyed into the material collecting box through the material sliding groove, so that efficient conveying, automatic fruit stripping, fruit separation and clean collection of the crops are achieved, and the working efficiency of the harvester is effectively improved.

To provide a hulling sorter which can efficiently remove residual rice at a bottom of a finished rice lifter.SOLUTION: A hulling sorter comprises: a husking device (2) for husking the unhulled rice; a wind selection part (3) for wind-selecting mixed rice that is husked grain; an oscillation screening part (6) for screening the mixed rice; and a finished rice lifter (7) for gain-lifting finished hulled rice. The hulling sorter includes: an air nozzle (46) for the finished rice lifter which ejects air toward a bottom of the finished rice lifter (7); a cleaning mode switch (70) which performs a cleaning mode operation to eject air; and a digital display part (66) which performs countdown display of residual time of the cleaning mode operation.SELECTED DRAWING: Figure 8

The invention relates to the field of agricultural machinery, and discloses a rice threshing device with a drying function, comprising: a crushing assembly used for preliminarily separating harvested rice so as to provide convenience for subsequent threshing operation; the extrusion assembly can automatically turn over rice to be threshed, and the double-face threshing function is achieved; the crushing assembly is used for crushing rice, the drying assembly is used for removing waste and dust generated in the threshing process and drying the threshed rice through a heating function, and the driving assembly is used for driving the crushing assembly and the telescopic assembly to synchronously operate to ensure that the threshing process is efficiently carried out; and the screening assembly is used for screening the threshed rice and waste materials generated in the threshing process, and further separation of the materials is achieved. Preliminary crushing is firstly carried out through the crushing assembly, the extrusion assembly achieves double-face extrusion through hydraulic control, it is ensured that grains fully fall off, the telescopic assembly can accurately adjust the threshing strength according to the variety and maturity of different rice, and the threshing efficiency is improved to the maximum extent.

The invention discloses a movable self-adjusting seed corn husker and a use method thereof, and belongs to the technical field of corn huskers. A movable self-adjusting seed corn husker comprises a machine frame, the machine frame comprises a husking support and a conveying support which are independently arranged, and the movable self-adjusting seed corn husker further comprises a feeding mechanism arranged on the conveying support. The feeding mechanism comprises a feeding hopper arranged at the front end of the conveying support, a conveyor arranged in the length direction of the conveying support, a conveying motor fixedly arranged on the conveying support and used for driving the conveyor to conduct transmission, and a splitter plate fixedly arranged at the front end of the peeling support. The corn husker can flexibly move and stably work, is compact and reasonable in overall structure, convenient to transport and store and particularly suitable for corn for seed production planted by small farmers in small land parcels in hilly and mountainous areas, effectively solves the problems that manual husking is high in strength and low in efficiency, a combine harvester is large in husking loss and high in husking assembly line work cost, reduces damage to corn kernels, and improves the corn husking efficiency. And the peeling efficiency and quality are improved.

The invention discloses a self-propelled soybean plot thresher, and belongs to the technical field of soybean threshers, the self-propelled soybean plot thresher comprises a pull-out mechanism for pulling out soybean plants and shaking off soil on the soybean plants, and the pull-out mechanism is provided with a lifting mechanism for lifting the soybean plants with soil removed and a separating mechanism for separating soybeans from the plants; the pulling-out mechanism can automatically pull out soybean plants in soil, soil carried by the soybean plants is automatically removed in cooperation with the soil shaking module, then the soybean plants are crushed through the separating mechanism, soybeans are separated from the plants, and then the soybeans are independently collected through the characteristics that the surfaces of the soybeans are smooth and spherical. The automation degree is high, and the continuity is good; the separating mechanism can drive the threshing machine to move, soybean plants are pulled out, soil is removed, the soybean plants are crushed, and the soybeans and the plants are separated and collected while the threshing machine moves, and self-walking is achieved.

The invention relates to the technical field of traditional Chinese medicinal material planting, and discloses a dipsacus asperoids medicinal material photoperiod regulation and control yield-increasing planting method which comprises the following steps: selecting and preparing a planting site, selecting a land parcel with sufficient illumination, good drainage and fertile soil as a planting shed base, and deeply ploughing 30 days before planting; teasel root seedlings which are 15-20 cm in plant height, complete in root system and free of plant diseases and insect pests are selected for field planting, the field planting time is the middle ten days of April in spring or the last ten days of September in autumn, the field planting density is that the row spacing ranges from 50 cm to 60 cm, the plant spacing ranges from 30 cm to 40 cm, and root fixing water is thoroughly watered after field planting; a photoperiod regulation and control system is built, an LED plant growth lamp is adopted as a supplementary light source, a light source spectrum is configured to be a combination of red light and blue light wavelengths, the light intensity ratio is 3: 1, and illumination parameters are set according to the teasel root growth stage. The dipsacus asperoids medicinal material photoperiod regulation and control yield-increasing planting method aims to improve the yield and quality of the dipsacus asperoids medicinal material by regulating and controlling the photoperiod.

The invention relates to the technical field of household flour mills, in particular to an environment-friendly and dust-suppression flour milling device for corn flour processing, which comprises a motor shell and a crushing cup arranged on the motor shell, a square rotating shaft is arranged on the motor shell, a guide plate is arranged in the crushing cup, a flour milling assembly is movably arranged in the crushing cup, and the motor shell is provided with a motor. The corn grinding device has the function of grinding fed corn for multiple times, meanwhile, feeding can be adjusted to a certain degree in the whole grinding process, the corn can continuously enter a whole grinding area to be ground, and through cooperation between an arranged crushing arc plate and an annular grinding disc, when the whole corn is ground, the grinding efficiency of the corn is improved, and the corn grinding efficiency is improved. According to the intelligent corn machine disclosed by the invention, the corn kernels are subjected to primary crushing operation, and the treated corn kernels are put into the grinding area between the first grinding disc and the second grinding disc to be ground, so that the whole grinding speed can be increased, and meanwhile, the energy consumption of the whole intelligent corn machine during use can be reduced.

The invention discloses a tail pushing and discharging device of a corn husker, and belongs to the technical field of agricultural product processing. The corn husker aims to solve the problems that in the prior art, a corn husker adopts a tip pushing device and a tail pushing device to open and blow husks of corn cobs, the corn cobs with small diameters easily penetrate through a tail pushing barrel and are directly taken away by a drill bit during discharging, and the discharging effect is poor. A tip pushing rail, a tail pushing rail, a tail sleeve sealing rail, a circular knife rail adjusting mechanism, a front drilling cutting acceleration mechanism, a rear skin opening acceleration mechanism and a long annular chain conveying mechanism are all fixed to a rack, and a plurality of integrated trolleys are all fixed to a transmission chain of the long annular chain conveying mechanism. The fresh corn husker is used for husking fresh corn.

The invention relates to a harvester for pollinated hybrid rice male parents, and relates to the technical field of agricultural machinery. Comprising a reciprocating type cutting mechanism, a seedling pulling mechanism, a transmission system, a walking laying mechanism and a rack. The reciprocating type cutting mechanism is arranged in the middle of the front end of the rack, the seedling pulling mechanism is arranged at the top of the front end of the rack and located above the cutting mechanism, the walking laying mechanism is arranged at the bottom of the middle end of the rack, and the gasoline engine is in transmission connection with the cutting mechanism, the seedling pulling mechanism and the walking laying mechanism through the transmission system. The harvester is small in size and light in weight, flexible harvesting operation can be conducted after hybrid rice male parents are pollinated in a small-row-ratio division planting method planting mode, the labor intensity of planting personnel is effectively relieved, and the working efficiency is improved.

The invention provides a hugging type apocynum venetum cutting and bundling harvester and a control method thereof. The hugging type apocynum venetum cutting and bundling harvester comprises a pre-cutting detection system, a cutting device, an anti-blocking conveying system, a hugging type gathering device, a chassis, a knotter and a control system. The pre-cutting detection system is used for detecting the height, width and harvesting speed of apocynum venetum and feeding back to the control system; the holding type folding device is divided into a lower layer, a middle layer and an upper layer, the middle layer and the upper layer are provided with movable shifting teeth and shifting fingers, and the height between every two layers is adjustable; the conveying systems are arranged on the header, the upper end of the gathering device and the walking device and used for reducing the blocking rate in the apocynum venetum harvesting process. The high-efficiency apocynum venetum bundle cutting and harvesting machine can realize high-efficiency harvesting of different varieties of apocynum venetum, and is also suitable for harvesting operation of other high-stem crops.

A self-adaptive control system for height and operation of ratooning rice stubble cutting includes a stubble righting device, a profiling contact sensor, a speed radar, and a controller; the stubble righting device is installed at the rear of the harvester, and is connected to the bracket by the stubble righting device hydraulic cylinder; the profiling contact sensor is configured to detect the height of the header above the ground and transmit data to the controller; the speed radar is configured to obtain and transmit speed information of the harvester to the controller; the hydraulic valve block is installed on the chassis frame and connected to the header lifting hydraulic cylinder and the stubble righting device hydraulic cylinder respectively; input terminals of the controller are connected to the profiling contact sensor and the speed radar, and output terminals of the controller are connected to the motor and hydraulic valve block.

The invention relates to an intelligent efficient low-loss ginger combine harvester and a using method, the combine harvester comprises a rack, a digging mechanism and a clamping, conveying and cutting mechanism, the bottom of the rack is provided with a crawler walking mechanism, and the digging mechanism comprises a lifting platform framework hinged to the front end of the rack and an overturning oil cylinder driving the lifting platform framework to swing up and down; a soil breaking shovel and a soil shaking shovel which are arranged front and back are arranged on the lifting platform framework, and the clamping, conveying and cutting mechanism comprises two stalk conveying belts which are arranged left and right, a counter-rotating pulling device located in front of the stalk conveying belts and a seedling cutting device located below the stalk conveying belts; the stalk conveying belts move circularly, the sides, close to each other, of the two stalk conveying belts are attached to each other and move towards the upper rear portion, and fixed controllable air bags are arranged on the backs of the sides, close to each other, of the two stalk conveying belts. The functions of ginger digging vibration, clamping conveying, soil cleaning, ginger seedling and ginger block separation, ginger block conveying and boxing and the like are completed at a time, the mechanization degree is high, and the ginger harvesting efficiency is improved.

The intelligent water-saving and energy-saving vegetable greenhouse comprises a controller, a greenhouse roof and an initial rainwater discarding device, a plurality of rainwater guiding grooves are formed in the greenhouse roof, the initial rainwater discarding device comprises a rainwater container and a U-shaped pipe, a filtering cavity is formed in the top of the rainwater container and communicates with the rainwater container through a water collecting opening, one side of the filtering cavity communicates with the rainwater guiding grooves, and the other side of the filtering cavity communicates with the U-shaped pipe; one end of the U-shaped pipe is communicated with the bottom of the rainwater container, the other end of the U-shaped pipe is a drainage end, the water flow of the drainage end of the U-shaped pipe is smaller than that of the water collecting opening, the water collecting opening is connected with a floating ball through a rope, and the radial size of the floating ball is larger than the radial size of the water collecting opening; a drip irrigation pipeline is arranged in the greenhouse and communicated with the water storage tank through a water pump, and the controller is connected with the water pump. According to the greenhouse, the rainwater collection efficiency and cleanliness can be improved, the integrated design of rainwater collection, automatic irrigation and temperature and humidity adjustment is achieved, and the integration, the environmental protection property and the resource utilization efficiency of the greenhouse are improved.

The invention relates to a detachable rotary cultivator, and belongs to the technical field of rotary cultivators, the detachable rotary cultivator comprises a rotary tillage mechanism detachably connected to the exterior of a tractor, the rotary tillage mechanism is composed of a rack, side plates, a rotary tillage shaft and rotary tillage cutters, and a soil loosening device used for pre-loosening soil before rotary tillage is arranged outside the side plates and the rack; a compaction structure used for conducting compaction treatment on the ploughed soil is arranged outside the machine frame, and a driving mechanism used for operating the rotary tillage shaft, the soil loosening device and the compaction structure in a linkage mode is arranged outside the side plates. The soil loosening device comprises a hinge seat fixedly connected to the top of the rack and a swing arm hinged to the interior of the hinge seat. The machine has the advantages of high efficiency, energy conservation, environmental protection and the like, integrated operation of soil pre-loosening, rotary tillage, compaction and spraying treatment is realized through a mechanical linkage principle, the rotary tillage resistance is remarkably reduced, the service life of a blade is prolonged, the soil quality is optimized, and the operation efficiency is improved.

The utility model discloses a lotus seed shed removing machine, including feed inlet, discharge port, twisting unit and transmission unit, twisting unit includes twisting drum, rubber rotor, wire brush strip, silica gel baffle strip, friction separation disc and drive motor, feed inlet is provided above twisting drum, rubber rotor is provided inside twisting drum, and the transmission unit is provided with the friction separation disc. A friction separation disc is arranged at the bottom of the rubber rotor, the bottom of the friction separation disc is connected with an output shaft of the driving motor, silica gel blocking strips are arranged at the edge position of the friction separation disc at equal intervals, and steel wire brush strips are arranged above the friction separation disc. The driven conveying belt is arranged below the friction separation disc, one end of the driven conveying belt is connected with the driving conveying belt through a transmission wheel, and the other end of the driven conveying belt is arranged above the discharging port. The lotus seed hulling machine can improve lotus seed hulling efficiency, reduce lotus seed damage and reduce manufacturing and maintenance cost.

The invention relates to the technical field of agricultural planting, discloses a light supplementing device for apple planting and a method of the light supplementing device, and solves the problem that the light supplementing effect of plants is low due to the fact that the bottom layers of the plants receive little light. Supporting units are fixedly connected to the two sides of the supporting ring correspondingly, a gear ring is rotationally connected into the annular box, the gear ring is connected with the annular box through a driver, a position adjusting mechanism used for driving the annular box to rotate is installed at the bottom of the supporting ring, a plurality of light supplementing lamp bodies are arranged below the annular box, and a mounting frame is fixedly connected to the tops of the light supplementing lamp bodies; a plurality of first avoiding holes matched with the mounting frames are formed in the annular box; and it is ensured that the combined light can irradiate different positions of the plants, the light supplementing effect of the plants is better, and the fruit quality is improved.

The invention discloses an inter-plant mechanical weeding system and method for transplanted crops, and the system comprises an imaging system which comprises an imaging darkroom; the illumination system is located in the imaging darkroom and comprises a plurality of LED lamps; the weeding knife system is located on the rear portion of the imaging darkroom and comprises a servo electric cylinder, a rolling sliding rail and a weeding blade, and the servo electric cylinder drives the weeding blade to horizontally move on the rolling sliding rail when executing actions so as to achieve avoiding of crop plants and inter-plant weeding; the GNSS positioning system is used for acquiring the position information of the current device in real time; the crawler-type chassis system is used for enabling the system to advance according to a planned route; the power distribution control box comprises a power supply, a single-chip microcomputer and a microcomputer which are arranged in the power distribution control box. According to the system and the method, crops can be accurately positioned, the weeding efficiency is improved, the system and the method can be popularized to crop transplanting, and sustainable agriculture can be realized.

The utility model discloses a corn husking device, which relates to the field of corn processing, and adopts the technical scheme that the corn husking device comprises a hopper and a conveying line which are arranged on a rack; a discharging opening of the hopper is in butt joint with the upstream end of the conveying line. The conveying line is provided with a plurality of parallel feeding roller sets in the moving direction, each feeding roller set comprises a peeling rotating roller and a conveying rotating roller, and the rotating directions of the peeling rotating rollers and the rotating directions of the conveying rotating rollers are opposite. The peeling roller is provided with a plurality of groups of bulges; the same group of bulges are distributed around the outer circumference of the peeling roller, and an annular groove is formed between the adjacent groups of bulges; the machine frame is provided with a peeling supporting rod, the peeling supporting rod is located on the outer side of the conveying line and extends into the annular groove, and a gap is reserved between the supporting rod and the side wall of the annular groove. Corn husks can be efficiently and fully removed, and the corn husks can be prevented from being accumulated on protrusions of the husking rollers.

The present invention belongs to the technical field of rice production and transportation, and in particular, is a rice lifting device for rice production and processing. In view of the problem that in the prior art, before the rice is lifted and transported, the rice is generally separated from impurities by a sieve plate, but the multi-stage filtration of the rice cannot be completed, and the dust cannot be removed in time, the filtering effect is poor, and the quality of the rice is affected, the following scheme is proposed, which includes: a mobile frame; a lifting frame, fixedly installed at one end of the top of the mobile frame, a No. 1 motor is fixedly installed on one side of the mobile frame, and two symmetrical vertical grooves are provided on the lifting frame, and the two vertical grooves are slidably connected to the limit frame. The present invention has a simple structure. Before the rice is lifted and transported, the impurities and dust in the rice can be filtered through a multi-stage filtering mechanism, and the generated dust can be collected at the same time, thereby improving the filtering effect, avoiding the situation of affecting the quality of the rice, and being convenient for people to use.

The utility model belongs to the technical field of rice processing, and particularly relates to a rice processing bran screening device which comprises a base, telescopic rods are welded to the four corners of the top end of the base and sleeved with vibration springs, a processing box is installed above the four telescopic rods, and a supporting plate is welded to the middle of the bottom end of the processing box. A vibration motor is installed in the middle of the bottom end of the supporting plate, and a feeding hopper is arranged on one side of the top end of the processing box. By using the vibration motor, the processing box and components in the processing box can vibrate in the vertical direction, by using the exhaust fan, air flow in the processing box can be reversed from top to bottom, and in the rice processing process, rice and rice bran can be separated through vibration of the filtering sieve plate, so that the rice processing efficiency is improved. Rice enters an inclined storage hopper through vibration of a filtering sieve plate, rice bran makes contact with an inclined recycling plate through the filtering sieve plate and enters a rice bran collecting pipe, and the device is convenient to use.

The invention discloses a rice mill grinding wheel speed control device special for selenium-enriched rice processing, and relates to the technical field of rice mill grinding wheel speed control devices.The rice mill grinding wheel speed control device comprises an operation table, a material hopper is fixedly connected to the upper surface of the operation table, a rice milling wheel is rotationally connected to the middle of the operation table, and a tooth groove drum is fixedly connected to the rice milling wheel; through the arrangement of the discharging control mechanism, it can be guaranteed that selenium-enriched rice is evenly discharged at a stable speed, the continuity and stability of the rice milling process can be guaranteed through overturning of a material blocking plate, and the situation that the rice milling effect is poor due to the fact that supplied materials are uneven is avoided; the materials can be prevented from being accumulated and blocked at the discharging opening, the materials can smoothly pass through the discharging opening through the periodic overturning action, the blocking possibility is reduced, therefore, discharging is more stable, the rice milling process can be more uniform through the stable feeding speed and uniform distribution, the integrity and texture of rice grains can be improved, and the rice milling efficiency is improved. And defective products are reduced.