CN214599198U - Raw grain intelligent detection system - Google Patents

Abstract

The utility model discloses a raw grain intellectual detection system, including storage silo, measurement title, clearance sieve, rice huller, gaseous grain elevator, rice unit, classifying screen, tripper, the below of storage silo sets up the clearance sieve, the below of clearance sieve sets up the rice huller, the rice huller with gaseous grain elevator connects, gaseous grain elevator with rice unit connects, the below of rice unit sets up the classifying screen, the below of classifying screen sets up the tripper, gaseous grain elevator includes the fan, goes up the storage hopper, inhales the grain pipe, storage hopper, air supplement fill and air supplement pipe down. The utility model is used for raw grain detection, has small volume and low power, and can be suitable for laboratories or small spaces; the impurity removal of the sample is thorough in the detection process, the detection precision is high, the damage to the raw grain in the detection process is small, and the method is suitable for the detection of different kinds of raw grain and convenient to maintain and repair.

Description

Raw grain intelligent detection system

Technical Field

The utility model belongs to the technical field of the former grain detects, concretely relates to former grain intelligent detection system.

Background

In the grain processing industry of China, raw grain rice accounts for more than 90% of the total cost of an enterprise, and the price and quality conditions of the raw grain rice are directly related to the economic benefit of the enterprise. Therefore, before the raw rice is used, strict detection is required. The detection of the raw grain rice mainly comprises the detection of parameters such as water content, impurity content, rice yield, broken rice rate and the like. The detection generally needs related equipment support, and application publication No. CN108680456A discloses a raw grain intelligent detection system, which comprises a first metering scale, a cleaning sieve, a second metering scale, a rice huller, a grain grinding machine, a grading sieve, a third metering scale, a fourth metering scale and a controller PLC; the first metering scale, the second metering scale, the third metering scale and the fourth metering scale are respectively in communication connection with the PLC, and the respective weighing results are sent to the PLC; the PLC is respectively electrically connected with the rice huller and the grain grinding machine and is used for controlling the rice huller to hulle the raw grains after impurity removal and controlling the grain grinding machine to grind the hulled coarse grains to obtain processed grain particles; and the PLC obtains the detection result of the raw grains according to the weighing results of the first weighing scale, the second weighing scale, the third weighing scale and the fourth weighing scale, wherein the detection result comprises impurity content rate, grain yield rate and grain breakage rate. Although this detecting system has realized the automated inspection to the grain sample, this check out test set has the not thorough problem of raw grain screening separation in the testing process to lead to the impurity rate of raw grain to be higher, great to the error of raw grain measurement, can have certain damage to raw grain simultaneously in the testing process, the rate of leaving rice is poor, also can cause great metering error, can't obtain more accurate measurement result.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a raw grain intelligent detection system, which comprises a storage bin, a first measuring scale, a second measuring scale, a third measuring scale, a fourth measuring scale, a cleaning sieve, a rice huller, a gas grain suction machine, a rice unit, a classifying sieve and a distributor, wherein the cleaning sieve is arranged below the storage bin, the rice huller is arranged below the cleaning sieve, the rice huller is connected with the gas grain suction machine, the gas grain suction machine is connected with the rice unit, the classifying sieve is arranged below the rice unit, and the distributor is arranged below the classifying sieve; the pneumatic grain elevator comprises a fan, an upper storage hopper, a grain suction pipe, a lower storage hopper, an air supplementing hopper and an air supplementing pipe, wherein the fan is arranged above the upper storage hopper, the grain suction pipe is arranged on one side of the upper storage hopper, a grain outlet of the grain suction pipe is communicated with the upper storage hopper, the lower storage hopper is arranged below the grain suction pipe, the air supplementing hopper is sleeved on the outer side of the lower storage hopper, and the air supplementing pipe is sleeved on the outer side of a feed inlet of the grain suction pipe.

The utility model discloses a former grain intellectual detection system's gaseous grain elevator induced drafts through the fan, forms the negative pressure in inhaling the grain pipe, inhales the pipeline with grain in, is inhaled the storage hopper by wind-force in the storage hopper under in through inhaling the grain pipe by the conveying material. Inhale grain department and adopted double-deck tonifying wind current-limiting design, used wind-force when can providing inhaling grain, and can slow down material pressure, guarantee that the transport of former grain is smooth and easy, also can prevent that the material from piling up and leading to inhaling the grain pipe and blocked up, thereby make the material promote completely, carry thoroughly, do not remain, the check-out time of former grain detecting system has been shortened, and the efficiency of detection is improved, this gaseous grain elevator system is long-pending little, and power is little, it is little to install occupation space in former grain detecting system the inside, and the power consumption is little, applicable use in laboratory or small-size space.

Preferably, a circular through hole I is formed in the side wall of the air supplement hopper; a circular through hole II is formed in the side wall of the grain suction pipe and is positioned inside the air supplementing pipe, so that the sufficient wind power condition at the grain suction port is met, and the working efficiency of the raw grain detection system is improved; the bottom of tonifying wind fill is equipped with the picture peg, can in time clear up the remaining because of equipment trouble through the picture peg, makes things convenient for clearance and the maintenance of equipment.

The preferred is in any one of the above-mentioned schemes, the outside of air supply pipe is equipped with material decompression cover, be equipped with the material level ware down in the storage hopper, material decompression cover can make the former grain that inhales the grain mouth can even dispersion to play fine cushioning effect to former grain, can also make the space of inhaling grain mouth department enough, prevent that gas grain elevator entrance from stifled dying, effectual air supply current-limiting, the material level ware can in time monitor the former grain flow condition.

In any of the above schemes, preferably, a buffer cushion is arranged at the position where the upper storage hopper is communicated with the grain outlet of the grain suction pipe; the blower is provided with a back flushing pipe close to the air outlet of the upper storage hopper, so that the damage to raw grains in the detection process is avoided, the integrity of a detected data sample is ensured, the error is reduced, light impurities such as rice husks can be regularly cleared through the back flushing pipe, the air speed flow is stabilized, the constant air pressure of the upper storage hopper is ensured, and meanwhile, the discharge of dust is facilitated; go up the side of storage hopper and be equipped with the observation window, can in time look over the testing process condition.

In any of the above schemes, preferably, the classifying screen includes a box body, a supporting device, a vibrator, a feeding port and a discharging port, the supporting device is located below the box body, a screen sheet is arranged in the box body, and the screen sheet is of a drawer type structure; the screen sheet comprises a screen body, a screen mesh and a screen cover, the screen mesh is arranged inside the screen body, a slide way is arranged on the outer side of the screen body, and U-shaped grooves are formed in two ends of the screen cover along the horizontal direction; the inner side of the box body is provided with a guide rail, and the outer side of the box body is provided with a clamping column; the U-shaped groove is matched with the clamping column, and the slide way is matched with the guide rail; the box body of the grading sieve is made of stainless steel materials, the inner side of the grading sieve is provided with the guide rail, the sieve sheet can be fixed, the strength of the box body can be enhanced, the abrasion degree of a machine in the detection process is reduced, the sieve sheet is integrally designed in a drawer type, sieve sheets with different specifications can be conveniently replaced according to the screening requirement, and the grading sieve is suitable for screening and separating different raw grains; simple and fast, screening intensity is high, can be quick with whole rice and broken rice screening separation in the unprocessed food grains sample to supply the detection, can not only shorten check-out time, improve detection efficiency, can also improve the separation purity of sample, make the measured data more accurate.

It is preferred in any of the above-mentioned schemes, the vibrator is located the bottom of box, the vibrator is miniature vibrating motor, the transmission mechanism has been saved to adoption miniature motor, other coupling mechanism and transmission have been avoided, small, moreover, the steam generator is simple in structure, the installation is overhauld conveniently, install and can practice thrift more spaces in detecting system the inside, make holistic detecting system occupy littleer space, also can be according to the particle size of different screening thing simultaneously, the amplitude of adjustment vibrating motor improves the efficiency of screening separation, wide application, can make detecting system adjust to different unprocessed food grains, to the sample separation thoroughly, separation purity is high, thereby it is higher to sample data detection accuracy. The feed inlet is arranged at one end above the box body; the feed inlet with be equipped with the striker plate between the case lid, can conveniently overhaul and control unprocessed food grains flow, make the testing process degree of controllability good.

In any of the above solutions, preferably, the supporting device includes an elastic element and a connector, and the elastic element is connected with the box body through the connector; elastic element is the spring, elastic element is the high-quality spring of two sets of co-altitude not, reduces the vibration noise, reduces simultaneously and transmits the dynamic load on basis or the structural framework, and the screening is stable, has reduced the influence to other equipment among the detection work process, has reduced the noise of raw grain intelligent detection system in the testing process, improves stability. The height of the box body can be adjusted through the elastic and the sexual elements, so that the box body forms a certain inclination angle, the discharging speed is increased, and the screening efficiency is improved. Preferably, the sieve piece quantity of classifying screen is four, every layer of sieve piece adopts the screen cloth of different specification apertures, make the material dispersion even, sieve fast, thereby reduced the phenomenon that the material blockked up the sieve mesh, reach meticulous screening, every layer of sieve piece all corresponds an solitary discharge gate simultaneously, the throughput is improved, reach the material of the different thickness granules of quick screening, practice thrift the screening and detect the cost, need not increase detecting system's space and just can reach fine sample screening effect, improve the detection precision of sample.

In any of the above schemes, preferably, the first weighing scale is arranged below the storage bin, the second weighing scale is arranged below the cleaning sieve, and the third weighing scale and the fourth weighing scale are both arranged below the classifying sieve, so that screened samples can be rapidly detected in time, and interference of other factors in the conveying process is reduced. The fast water detector sets up the below of storage silo can detect the unprocessed food grains sample very first time after the unprocessed food grains sample gets into detecting system, discharges the interference to other factors of unprocessed food grains sample in the follow-up testing process, acquires accurate testing data.

The rice machine set preferably comprises a first rice machine and a second rice machine which are connected in series, and raw grain samples can be deeply processed through the second rice machine to provide subsequent detection samples.

In any of the above schemes, preferably, the device further comprises a collector, wherein the collector is respectively arranged at the discharge outlets of the cleaning sieve, the rice huller, the first rice huller, the second rice huller and the grading sieve, and is used for collecting impurities generated in each detection link, so that the cleanness of the interior of the detection system is ensured, the pollution to a detection sample is avoided, and the fouling to the detection system is reduced; the collector is arranged at the outlet of the distributor and can be used for collecting the detected samples, so that the samples are recycled and resources are saved.

The utility model is used for raw grain detection, has small system and low power, and is suitable for laboratories or small spaces; the impurity removal of the sample is thorough in the detection process, the detection precision is high, the damage to the raw grain in the detection process is small, and the method is suitable for the detection of different kinds of raw grain and convenient to maintain and repair.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the intelligent raw grain detection system according to the present invention;

fig. 2 is a rear view of the embodiment shown in fig. 1 of the smart raw grain detection system according to the present invention;

fig. 3 is a front view of the pneumatic grain elevator of the embodiment shown in fig. 1 of the intelligent raw grain detection system according to the present invention;

fig. 4 is a sectional view of the pneumatic grain elevator shown in fig. 3 along the direction a-a according to the intelligent unprocessed grain detection system of the present invention;

fig. 5 is a schematic structural view of the grading sieve of the embodiment shown in fig. 1 of the intelligent raw grain detection system according to the present invention;

fig. 6 is a front view of the grading sieve shown in fig. 5 of the intelligent unprocessed grain detection system according to the present invention;

fig. 7 is a schematic structural view of a box body of the grading sieve shown in fig. 5 of the intelligent unprocessed grain detection system according to the utility model;

figure 8 is according to the utility model discloses a screen piece structural schematic of the grading sieve that unprocessed food grains intellectual detection system figure 5 shows.

The figures are labeled as follows:

1-a storage bin; 2-a measuring scale; 3-second measuring scale; 4-third measuring scale; 5-fourth scale; 6-cleaning a sieve; 7-rice huller;

8-gas grain elevator, 81-blower, 82-upper storage hopper, 83-grain suction pipe, 84-lower storage hopper, 85-air supplement hopper, 86-air supplement pipe, 87-circular through hole I, 88-circular through hole II, 89-material decompression hood, 810-level indicator, 811-buffer pad, 812-back blowing pipe and 813-dust cover;

9-meter machine set;

10-grading sieve, 101-box, 102-supporting device, 103-vibrator, 104-sieve sheet, 105-sieve body, 106-sieve mesh, 107-sieve cover, 108-U-shaped groove, 109-guide rail and 110-clamping column;

11-distributor.

Detailed Description

In order to further understand the inventive content of the present invention, the present invention will be explained in detail with reference to the specific embodiments.

As shown in fig. 1-2, according to a preferred embodiment of the intelligent detecting system for raw grain of the present invention, it includes a storage bin 1, a scale 2, a scale 3, a scale 4, a scale 5, a cleaning sieve 6, a rice huller 7, a gas grain elevator 8, a rice mill group 9, a classifying sieve 10, and a distributor 11, the cleaning sieve 6 is disposed below the storage bin 1, the rice huller 7 is disposed below the cleaning sieve 6, the rice huller 7 is connected with the gas grain elevator 8, the gas grain elevator 8 is connected with the rice mill group 9, the classifying sieve 10 is disposed below the rice mill group 9, and the distributor 11 is disposed below the classifying sieve 10; the gas pneumatic grain elevator 8 comprises a fan 81, an upper storage hopper 82, a grain suction pipe 83, a lower storage hopper 84, an air supplementing hopper 85 and an air supplementing pipe 86, wherein the fan 81 is arranged above the upper storage hopper 82, the grain suction pipe 83 is arranged on one side of the upper storage hopper 82, a grain outlet of the grain suction pipe 83 is communicated with the upper storage hopper 82, the lower storage hopper 84 is arranged below the grain suction pipe 83, the air supplementing hopper 85 is sleeved on the outer side of the lower storage hopper 84, and the air supplementing pipe 86 is sleeved on the outer side of a feed inlet of the grain suction pipe 83.

As shown in fig. 3-4, the pneumatic grain elevator sucks air through the fan 81, a negative pressure is formed in the grain suction pipe 83, grains are sucked into the pipeline, and conveyed materials are sucked into the upper storage hopper 82 through the grain suction pipe 83 in the lower storage hopper 84 by wind power. Inhale grain mouth department and adopted double-deck tonifying wind current-limiting design, can provide used wind-force when inhaling grain, and can slow down material pressure, guarantee that the transport of former grain is smooth and easy, also can prevent that the material from piling up and leading to inhaling grain pipe 83 and stifled dying, thereby make the material promote completely, carry thoroughly, do not remain, the check-out time of former grain detecting system has been shortened, the efficiency of detection is improved, this gaseous pneumatic grain elevator 8 is small, power is little, it is little to install occupation space in former grain detecting system the inside, the power consumption is little, it is applicable to use in laboratory or small-size space.

A circular through hole I87 is formed in the side wall of the air supplement hopper 85; a circular through hole II 88 is formed in the side wall of the grain suction pipe 83, and the circular through hole II 88 is located inside the air supplementing pipe 86, so that the sufficient wind power condition at the grain suction port is met, and the working efficiency of the raw grain detection system is improved; the bottom of air supplement hopper 85 is provided with a plugboard, so that residues left due to equipment faults can be cleaned in time through the plugboard, and the equipment is convenient to clean and maintain.

The outside of air supplement pipe 86 is equipped with material decompression cover 89, be equipped with material level ware 810 in the storage hopper 84 down, material decompression cover 89 can make the former grain that inhales the grain mouth can even dispersion to play fine cushioning effect to former grain, can also make the space of inhaling grain mouth department enough sufficient, prevent that gas grain elevator entrance from blocking up, effectual mend wind current-limiting, material level ware 810 can in time monitor former grain flow condition.

A buffer cushion 811 is arranged at the position where the upper storage hopper 82 is communicated with the grain outlet of the grain suction pipe 83; a back flushing pipe 812 is arranged on the fan 81 close to the air outlet of the upper storage hopper 82, so that damage to raw grains in the detection process is avoided, the integrity of a detected data sample is ensured, errors are reduced, light impurities such as rice husks can be removed at regular time through the back flushing pipe 812, the air speed flow is stabilized, the air pressure of the upper storage hopper 82 is ensured to be constant, and meanwhile, dust discharge is facilitated, a dust cover 813 is arranged at the air outlet of the upper storage hopper 82, a cleaning effect is achieved, the purity of the detected data sample is ensured, and other impurity interference factors in the detection process are eliminated; go up storage hopper 82's side and be equipped with the observation window, can in time look over the testing process condition.

As shown in fig. 5-8, the classifying screen 10 includes a box 101, a supporting device 102, a vibrator 103, a feeding port and a discharging port, wherein the supporting device 102 is located below the box 101, a screen sheet 104 is disposed inside the box 101, and the screen sheet 104 is of a drawer type structure; the sieve sheet 104 comprises a sieve body 105, a sieve screen 106 and a sieve cover 107, wherein the sieve screen 106 is arranged inside the sieve body 105, a slide way is arranged on the outer side of the sieve body 105, and two ends of the sieve cover 107 along the horizontal direction are provided with U-shaped grooves 108; a guide rail 109 is arranged on the inner side of the box body 101, and a clamping column is arranged on the outer side of the box body 101; the U-shaped groove 108 is matched with the clamping column, and the slide way is matched with the guide rail 109.

The box body 101 of the grading sieve 10 is made of stainless steel materials, the inner side of the box body is provided with the guide rail 109, the sieve sheet 104 can be fixed, the strength of the box body can be enhanced, the abrasion degree of a machine in the detection process is reduced, the sieve sheet 104 adopts a drawer type integrated design, sieve sheets 104 with different specifications can be conveniently replaced according to the screening requirement, and the grading sieve is suitable for screening and separating different raw grains; simple and fast, screening intensity is high, can be quick with whole rice and broken rice screening separation in the unprocessed food grains sample to supply the detection, can not only shorten check-out time, improve detection efficiency, can also improve the separation purity of sample, make the measured data more accurate.

Vibrator 103 is located the bottom of box 101, vibrator 103 is miniature vibrating motor, adopts miniature motor to save drive mechanism, other coupling mechanism and transmission have been avoided, and is small, moreover, the steam generator is simple in structure, the installation is overhauld conveniently, install and can practice thrift more spaces in detecting system the inside, make holistic detecting system occupy littleer space, also can be according to the particle size of different screening matters simultaneously, adjustment vibrating motor's amplitude, the efficiency of screening separation is improved, and wide application, can make detecting system adjust to different unprocessed food grains, it is thorough to the sample separation, separation purity is high, thereby it is higher to sample data detection accuracy. The feed inlet is arranged at one end above the box body 101; the feed inlet with be equipped with the striker plate between the case lid, can conveniently overhaul and control unprocessed food grains flow, make the testing process degree of controllability good.

The supporting device 102 comprises an elastic element and a connecting piece, and the elastic element is connected with the box body 101 through the connecting piece; elastic element is the spring, elastic element is the high-quality spring of two sets of co-altitude not, reduces the vibration noise, reduces simultaneously and transmits the dynamic load on basis or the structural framework, and the screening is stable, has reduced the influence to other equipment among the detection work process, has reduced the noise of raw grain intelligent detection system in the testing process, improves stability. The height of the box body 101 can be adjusted through the elastic and flexible elements, so that the box body 101 forms a certain inclination angle, the discharging speed is increased, and the screening efficiency is improved.

Preferably, the sieve piece 104 quantity of classifying screen 10 is four, every layer of sieve piece 104 adopts the screen cloth 106 of different specification apertures, make the material dispersion even, sieve fast, thereby the phenomenon of material jam sieve mesh has been reduced, reach meticulous screening, every layer of sieve piece 104 all corresponds an solitary discharge gate simultaneously, the throughput is improved, reach the material of the different thickness granules of quick screening, practice thrift and sieve the detection cost, need not increase detecting system's space and just can reach fine sample screening effect, improve the detection precision of sample.

As shown in fig. 1-2, the first scale 2 is disposed below the storage bin 1, the second scale 3 is disposed below the cleaning screen 6, and the third scale 4 and the fourth scale 5 are both disposed below the classifying screen 10, so that the screened samples can be detected quickly in time, and interference of other factors during conveying is reduced. The fast water detector sets up the below of storage silo 1 can detect the unprocessed food grain sample the very first time after the unprocessed food grain sample gets into detecting system, discharges the interference to other factors of unprocessed food grain sample in the follow-up testing process, acquires accurate testing data.

The rice machine set 9 comprises a first rice machine and a second rice machine which are connected in series, and raw grain samples can be deeply processed through the second rice machine to provide subsequent detection samples. The collectors are respectively arranged at the discharge ports of the cleaning sieve 6, the rice huller 7, the first rice huller, the second rice huller and the classifying sieve 10 and collect impurities generated in each detection link, so that the cleanness of the interior of the detection system is ensured, the pollution to a detection sample is avoided, and the fouling to the detection system is reduced; the outlet of the distributor 11 is provided with a collector which can be used for collecting the detected sample, thereby recycling and saving resources.

The working process of detecting the raw grains in the embodiment is as follows: putting a raw rice sample to be detected into a storage bin in the system, and detecting the moisture of the rice by a fast water detector; then weighing the rice by a first metering scale, opening a discharge valve after weighing, enabling the rice to enter a cleaning sieve, removing impurities by the cleaning sieve to form clean rice, and enabling the impurities to flow into a byproduct pipeline or a collector; weighing the clean rice by a second weighing scale, processing the rice by the weighed clean rice through a rice huller to generate brown rice and rice hulls, enabling the rice hulls to flow into a collector, enabling the separated brown rice to enter a lower storage hopper of a gas grain suction machine, and lifting the brown rice to the upper storage hopper by the gas grain suction machine; the brown rice enters a rice unit for milling, the rice bran is conveyed to a byproduct pipeline or a collector, and the white rice is discharged into a grading sieve; the classifying screen screens the white rice flowing in, the white rice is divided into whole rice, large broken rice and small broken rice, the whole rice enters a third metering scale, the large broken rice enters a fourth metering scale, the small broken rice enters a byproduct pipeline or a collector, after weighing is completed, a discharge valve is opened to place the whole rice into a distributor below, the distributor sorts the rice flowing in according to requirements and flows into different collectors, and the detection of the rice sample is finished.

It will be understood by those skilled in the art that the present invention includes any combination of the above-mentioned summary and detailed description of the invention and the various parts shown in the drawings, which is not limited to space and has not been described in detail for the sake of brevity. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An intelligent detection system for raw grains comprises a storage bin, a first metering scale, a second metering scale, a third metering scale, a fourth metering scale, a cleaning sieve, a rice huller, a gas grain elevator, a rice unit, a grading sieve and a distributor, wherein the cleaning sieve is arranged below the storage bin, the rice huller is arranged below the cleaning sieve, the rice huller is connected with the gas grain elevator, the gas grain elevator is connected with the rice unit, the grading sieve is arranged below the rice unit, the distributor is arranged below the grading sieve, the intelligent detection system is characterized in that the gas grain elevator comprises a fan, an upper storage hopper, a grain elevator pipe, a lower storage hopper, an air supplement hopper and an air supplement pipe, the fan is arranged above the upper storage hopper, the grain elevator pipe is arranged on one side of the upper storage hopper, a grain outlet of the grain elevator pipe is communicated with the upper storage hopper, the lower storage hopper is arranged below the grain elevator pipe, the air supplementing hopper is sleeved outside the lower storage hopper, and the air supplementing pipe is sleeved outside the feed inlet of the grain suction pipe.

2. The intelligent unprocessed grain detection system as claimed in claim 1, wherein a circular through hole I is formed in the side wall of the air supply hopper; and a circular through hole II is formed in the side wall of the grain suction pipe and is positioned in the air supply pipe.

3. The intelligent unprocessed grain detection system as claimed in claim 2, wherein a material decompression cover is arranged on the outer side of the air supply pipe, and a material level indicator is arranged in the lower storage hopper.

4. The intelligent unprocessed grain detection system of claim 3, wherein a buffer cushion is arranged at the position where the upper storage hopper is communicated with the grain outlet of the grain suction pipe; and a back flushing pipe is arranged on the fan close to the air outlet of the upper storage hopper.

5. The intelligent unprocessed grain detection system of claim 4, wherein a dust cover is arranged at an air outlet of the upper storage hopper; and an observation window is arranged on the side surface of the upper storage hopper.

6. The intelligent unprocessed grain detection system of claim 1, wherein the grading sieve comprises a box body, a supporting device, a vibrator, a feeding hole and a discharging hole, the supporting device is located below the box body, a sieve sheet is arranged in the box body, and the sieve sheet is of a drawer type structure; the screen sheet comprises a screen body, a screen mesh and a screen cover, the screen mesh is arranged inside the screen body, a slide way is arranged on the outer side of the screen body, and U-shaped grooves are formed in two ends of the screen cover along the horizontal direction; the inner side of the box body is provided with a guide rail, and the outer side of the box body is provided with a clamping column; the U-shaped groove is matched with the clamping column, and the slide way is matched with the guide rail.

7. The intelligent unprocessed grain detection system of claim 6, wherein the vibrator is located at the bottom of the box body and is a micro vibration motor; the feed inlet is arranged at one end above the box body; a striker plate is arranged between the feed inlet and the box cover.

8. The intelligent unprocessed grain detection system of claim 6, wherein the supporting device comprises an elastic element and a connecting piece, and the elastic element is connected with the box body through the connecting piece; the elastic element is a spring.

9. The intelligent unprocessed grain detection system of claim 1, wherein the first scale is arranged below the storage bin, the second scale is arranged below the cleaning sieve, and the third scale and the fourth scale are arranged below the grading sieve.

10. The intelligent unprocessed grain detection system of claim 1, further comprising a fast water detector, wherein the fast water detector is arranged below the storage bin.

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