CN214472073U - Automatic sampling system of container formula bulk grain of feed factory - Google Patents
Automatic sampling system of container formula bulk grain of feed factory Download PDFInfo
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- CN214472073U CN214472073U CN202120208440.1U CN202120208440U CN214472073U CN 214472073 U CN214472073 U CN 214472073U CN 202120208440 U CN202120208440 U CN 202120208440U CN 214472073 U CN214472073 U CN 214472073U
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Abstract
The utility model discloses an automatic sampling system of feed factory container formula bulk grain, including lifting machine, output pipeline, automatic sampler, sample pipeline, controller, double-deck branch appearance collection appearance device and collection appearance container, lifting machine and output pipeline looks UNICOM, automatic sampler insert output pipeline to be 90 contained angles with the flow direction of bulk grain in the output pipeline, automatic sampler is connected with the controller, sample pipeline's one end and automatic sampler looks UNICOM, the other end and double branch appearance collection appearance device looks UNICOM, collect appearance container position in double-deck branch appearance collection appearance device below to with double-deck branch appearance collection appearance device looks UNICOM. The utility model discloses an automatic sampling links up with automatic branch appearance, easy operation, and sampling efficiency promotes by a wide margin, can realize the automatic sampling of container formula bulk grain, avoids operating personnel potential safety hazard, prevents unqualified raw materials to get into the silo, and degree of automation is high, and equipment commonality is good, and the sample representativeness is strong, promotes fodder factory raw materials receiving efficiency by a wide margin.
Description
Technical Field
The utility model relates to a fodder sampling technical field especially relates to an automatic sampling system of container formula bulk grain of feed factory.
Background
The current automatic sampling tool is mainly divided into an electric bulk grain sampler in principle. The electric bulk grain sampler is structurally characterized in that a circular sampling tube is adopted, the lower end of the circular sampling tube is provided with a hole, the upper end of the circular sampling tube is fixed on an iron arm and is connected to a sample collecting barrel, the principle is that an electric air suction type host is utilized, a wind power transmission principle is adopted, a sampling outer tube is inserted into a static bulk grain pile while sucking, grains in the sampling outer tube are evacuated after reaching the required grain pile depth, the sampling inner tube is placed into the sampling outer tube, the sampling outer tube is pulled out, the free slump characteristic of granular grains is utilized, after grain samples automatically flow into the sampling inner tube, the sampling inner tube is pulled out by utilizing a pull wire, and test samples of the bulk grain are sampled. Because of adopting the electric air suction type sampling method, impurities with lower volume weight contained in grains are easy to suck away, and the representativeness of the sample is damaged. The sampler needs to operate a longer sampling tube and pull out the sampling inner tube, so that the steps are complicated, the operation of ascending a height of an operator is needed, and potential safety hazards are brought. In addition, the electric bulk grain sampler cannot collect samples of container type bulk grains.
The container type bulk grain of a feed factory can be finished only by a conventional manual sampling mode at present. After the box door is opened, the raw materials flow automatically (about 8 tons) and directly enter the silo through the conveying equipment, and if the raw materials are unqualified, the original materials are polluted. And the sampling points are fewer, so that the sample representativeness cannot be guaranteed. The sampling process easily brings personal safety risk to sampling operators.
Therefore, it is urgently needed to develop an automatic sampling system suitable for container type bulk grain of a feed factory.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic sampling system of feed factory container formula bulk grain. According to an aspect of the utility model, a feed factory container formula bulk grain's automatic sampling system is provided, including lifting machine, output pipeline, automatic sampler, sample pipeline, controller, double-deck branch appearance collection appearance device and collection appearance container, lifting machine and output pipeline looks UNICOM, automatic sampler inserts output pipeline to be 90 contained angles with the flow direction of bulk grain in the output pipeline, automatic sampler is connected with the controller, sample pipeline's one end and automatic sampler looks UNICOM, the other end and double branch appearance collection appearance device looks UNICOM, collect appearance container and be located double-deck branch appearance collection appearance device below to with double-deck branch appearance collection appearance device looks UNICOM.
The utility model has the advantages that: the utility model discloses an automatic sampler, controller and double-deck branch appearance collection appearance device can realize the automatic acquisition to container formula bulk grain sample, prevents unqualified raw materials to get into the silo and causes the pollution, can evenly gather the sample of whole car (ship) tens of tons to hundreds of tons bulk grain each sites, makes the sample more representative, avoids operating personnel to ascend a height the operation, protects the personal safety of sampler, reduces the occupational disease that the sampling personnel dust arouses simultaneously. The utility model discloses an automatic sampling links up with automatic branch appearance, easy operation, and sampling efficiency promotes by a wide margin, can realize the automatic sampling of container formula bulk grain, avoids operating personnel potential safety hazard, prevents unqualified raw materials to get into the silo, and degree of automation is high, and equipment commonality is good, and sampling efficiency is high, and the sample representativeness is strong, promotes fodder factory raw materials receiving efficiency by a wide margin and ensures the accuracy of sampling.
In some embodiments, the automatic sampler comprises an inner cylinder, an outer cylinder, a hydraulic cylinder and a solenoid valve, wherein the hydraulic cylinder is fixedly mounted on the outer cylinder, the solenoid valve is connected with the hydraulic cylinder, the inner cylinder is sleeved in the outer cylinder, the hydraulic cylinder is provided with a hydraulic rod, and one end of the hydraulic rod is connected with the inner cylinder. After the electromagnetic valve is electrified, the hydraulic cylinder is started, the hydraulic rod drives the inner cylinder to extend out, the bulk grain in the output pipeline is sampled, after the sampling, the hydraulic rod drives the inner cylinder to retract, and the sample in the inner cylinder enters the sample conveying pipeline to finish the sampling.
In some embodiments, a seal plate is disposed at one end of the inner barrel, and a notch is disposed in the sidewall of the inner barrel, the notch being located proximate to one end of the seal plate. The side wall of the front end of the inner cylinder is provided with a notch, so that bulk grains can conveniently enter the inner cylinder from the notch during sampling. The sealing plate seals the front end of the inner barrel, so that the sampled sample is prevented from leaking from the front end, and the sampling can be smoothly completed.
In some embodiments, the double-layered sample application device comprises a first sample application device and a second sample application device, the second sample application device being mounted below the first sample application device and communicating with the first sample application device. The sample divides the appearance for the first time through first branch appearance collection appearance device, divides the appearance for the second time through second branch appearance collection appearance device again, guarantees that the sample collection is more even, is that the sample is more representative.
In some embodiments, the first sample collection device includes a first sample collection device, a first sample collector, and a second sample collector, the first sample collection device has two first sample outlets, the first sample collector and the second sample collector are mounted in one-to-one correspondence with the two first sample outlets, the first sample collector has a first sample outlet, the second sample collector has a second sample outlet, and the first sample outlet is communicated with the second sample collection device. The first sample separation device is used for carrying out sample separation on samples, and the first sample collector and the second sample collector are used for carrying out concentrated collection on the samples subjected to sample separation, so that the samples can conveniently enter the second sample separation device and the temporary storage bin.
In some embodiments, the second sample splitting and collecting device comprises a second sample splitting device, a third sample collector and a fourth sample collector, the second sample splitting device is provided with two second sample splitting outlets, the third sample collector and the fourth sample collector are arranged in one-to-one correspondence with the two second sample splitting outlets, the third sample collector is provided with a third sample collecting outlet, the fourth sample collector is provided with a fourth sample collecting outlet, and the third sample collecting outlet is communicated with the sample collecting container. The second divides the appearance device to carry out the second time to divide the appearance to the sample and handles, and the sample that third collection appearance ware and fourth collection appearance ware were divided is concentrated the collection, is convenient for the sample piece to get into and receives appearance container and temporary storage storehouse.
In some embodiments, the first sample separation device comprises a dust cover and a sample splitter, the dust cover is located above the sample splitter and is fixedly connected with the sample splitter, the dust cover comprises a flow guide plate and a cover body, a top plate, a side plate and a sample inlet hole are arranged on the top surface of the cover body, the side plate is welded to three sides of the top plate, the other side of the top plate is welded to the flow guide plate, and the second sample separation device is identical to the first sample separation device in structure. The dust cover avoids dust and debris to get into the riffle sampler, avoids producing the interference to the quality of sample. The guide plate conducts guide dispersion on the samples entering the sample inlet holes, so that the samples are uniformly distributed and enter the sample splitter, and the effect of uniform sample splitting is achieved.
In some embodiments, the guide plate is located between the top plate and the sample splitter, an included angle between the guide plate and the horizontal plane ranges from 45 degrees to 60 degrees, a distance between the sample injection hole and the other side of the top plate ranges from 0.5cm to 1.0cm, the circle center of the sample injection hole and the center line of the top plate are on the same straight line, and the diameter of the sample injection hole ranges from 9.5cm to 10.0 cm. An included angle exists between the guide plate and the horizontal plane, the included angle range is 45-60 degrees, and the sample can fall on the guide plate after entering the sample inlet hole and can rapidly enter the sample splitter along the guide plate for sample splitting.
In some embodiments, the decimator is a cross format decimator and the collector is a square funnel member.
In some embodiments, the controller includes an air switch and a relay, the air switch, the relay, and the auto-sampler being serially connected in a series circuit. The air switch and the relay are used for controlling the sampling time and the sampling interval of the automatic sampler, so that the uniform sampling of the bulk grain is realized, and the finally obtained sample is more representative.
Drawings
Fig. 1 is a schematic structural view of an automatic sampling system of container type bulk grain in a feed factory according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of an automatic sampler of an automatic sampling system of a container type bulk grain in a feed factory according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the first sample collection device of the automatic sampling system for bulk grain in the container type of a feed factory according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a second sample collection device of an automatic sampling system of a container type bulk grain in a feed factory according to an embodiment of the present invention.
Fig. 5 is a top view of the sample splitter of the automatic sampling system for bulk grain in container type of feed factory according to an embodiment of the present invention.
Fig. 6 is a cross-sectional view of the sample splitter of the automatic sampling system for bulk grain in the container type of feed factory according to an embodiment of the present invention.
Fig. 7 is a sectional view of a dust cover of an automatic sampling system for bulk grain in a container type of a feed factory according to an embodiment of the present invention.
Fig. 8 is a top view of a dust cover of an automatic sampling system for bulk grain in a container type of a feed factory according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples.
Example 1
Referring to fig. 1-8, the utility model provides an automatic sampling system of container formula bulk grain of feed factory, including lifting machine 1, output pipeline 2, automatic sampler 3, sample pipeline 4, controller 5, double-deck branch appearance collection appearance device 6 and receipts appearance container 7.
The controller 5 comprises an air switch 51 and a relay 52, the air switch 51 and the relay 52 are fixedly installed in a customized iron box with a lock, and the air switch 51, the relay 52 and the automatic sampler 3 are sequentially connected by adopting a series circuit and are integrally connected into a circuit of a feed factory.
The lifting machine 1 of the feed factory is provided with an output port, an output pipeline 2 is installed at the output port, and the lifting machine 1 lifts the bulk grains and then conveys the bulk grains through the output pipeline 2. The outer cylinder 31 of the automatic sampler 3 is inserted into the output pipeline 2 by 10 cm, so that the outer cylinder 31 and the flow direction of the bulk grains in the output pipeline 2 form an included angle of 90 degrees, and the automatic sampler 3 is fixed by an iron hoop.
The automatic sampler 3 comprises an inner cylinder 32, an outer cylinder 31, a hydraulic cylinder 33 and an electromagnetic valve 34, wherein the hydraulic cylinder 33 is fixedly arranged on the outer cylinder 31, one end of the electromagnetic valve 34 is connected with the relay 52, the other end of the electromagnetic valve is connected with the hydraulic cylinder 33, the inner cylinder 32 is sleeved in the outer cylinder 31, the hydraulic cylinder 33 is provided with a hydraulic rod 331, and one end of the hydraulic rod 331 is connected with the inner cylinder 32. A sealing plate 322 is disposed at one end of the inner cylinder 32, and a notch 321 is disposed on the sidewall of the inner cylinder 32, wherein the notch 321 is located at one end close to the sealing plate 322.
One end of the sample conveying pipeline 4 is communicated with the outer cylinder 31 and the inner cylinder 32, and the other end is communicated with the double-layer sample dividing and collecting device 6. The sample collected by the automatic sampler 3 is transported to the sample inlet 823 of the first sample collection device 61 through the sample transport pipe 4 for processing.
The double-layer sample separation and collection device 6 comprises a first sample separation and collection device 61 and a second sample separation and collection device 62, wherein the second sample separation and collection device 62 is installed below the first sample separation and collection device 61 and is communicated with the first sample separation and collection device 61.
The first sample collection device 61 comprises a first sample collection device 611, a first sampler 612 and a second sampler 613. The first sample separation device 611 comprises a dust cover 8 and a sample separator 9, wherein the dust cover 8 is located above the sample separator 9 and is fixedly connected with the sample separator 9.
The dust cover 8 comprises a guide plate 81 and a cover body 82, a top plate 821, a side plate 822 and a sample inlet hole 823 are arranged on the top surface of the cover body 82, three sides of the side plate 822 and the top plate 821 are connected in a welded mode, the other side of the top plate 821 is connected with the guide plate 81 in a welded mode, the guide plate 81 is located between the top plate 821 and the sample splitter 9, the included angle range of the guide plate 81 and the horizontal plane is 45 degrees, the distance between the sample inlet hole 823 and the other side of the top plate 821 is 0.5cm, the circle center of the sample inlet hole 823 and the center line of the top plate 821 are on the same straight line, and the diameter of the sample inlet hole 823 is 9.5 cm.
The riffle sampler 9 is horizontal check formula riffle sampler, first riffle sampler 611 is equipped with two first riffle sampler discharge gates, first collection appearance ware 11, second collection appearance ware 12 and two first riffle sampler discharge gates one-to-one installation, first collection appearance ware 11 and second collection appearance ware 12 are square hourglass hopper-shaped component, first collection appearance ware 11 is equipped with first collection appearance discharge gate, second collection appearance ware 12 is equipped with second collection appearance discharge gate, first collection appearance discharge gate and second riffle sampler 62 in the feed inlet looks UNICOM of second riffle sampler 621. The second collection appearance discharge gate is deposited in transporting the sample of collecting to the temporary storage storehouse through the elephant trunk.
The second sample dividing and sample collecting device 62 includes a second sample dividing device 621, a third sample collector 13 and a fourth sample collector 14, and the second sample dividing device 621 is identical in structure to the first sample dividing device 611. The second divides kind device 621 to be equipped with two second and divides kind discharge gates, and third collection appearance ware 13 and fourth collection appearance ware 14 also are square hopper-shaped component, and third collection appearance ware 13, fourth collection appearance ware 14 and two second divide kind discharge gates one-to-one to install, and third collection appearance ware 13 is equipped with the third and collects kind discharge gate, and fourth collection appearance ware 14 is equipped with the fourth and collects kind discharge gate, and the third collection kind discharge gate is UNICOM with collection appearance container 7 mutually. The fourth collection appearance discharge gate is deposited in transporting the sample of collecting to the temporary storage storehouse through the elephant trunk.
Example 2
Referring to fig. 1-8, the utility model provides an automatic sampling system of container formula bulk grain of feed factory, including lifting machine 1, output pipeline 2, automatic sampler 3, sample pipeline 4, controller 5, double-deck branch appearance collection appearance device 6 and receipts appearance container 7.
The controller 5 comprises an air switch 51 and a relay 52, the air switch 51 and the relay 52 are fixedly installed in a customized iron box with a lock, and the air switch 51, the relay 52 and the automatic sampler 3 are sequentially connected by adopting a series circuit and are integrally connected into a circuit of a feed factory.
The lifting machine 1 of the feed factory is provided with an output port, an output pipeline 2 is installed at the output port, and the lifting machine 1 lifts the bulk grains and then conveys the bulk grains through the output pipeline 2. The outer cylinder 31 of the automatic sampler 3 is inserted into the output pipeline 2 by 12 cm, so that the outer cylinder 31 and the flow direction of the bulk grains in the output pipeline 2 form an included angle of 90 degrees, and the automatic sampler 3 is fixed by an iron hoop. The automatic sampler 3 samples the bulk grain in the output pipeline 2, can realize the uniform sampling to container type bulk grain, avoids the operation that the sampler climbs the vehicle and the ship is sampled, has reduced the personal safety risk and the dust occupational disease of sampler.
The automatic sampler 3 comprises an inner cylinder 32, an outer cylinder 31, a hydraulic cylinder 33 and an electromagnetic valve 34, wherein the hydraulic cylinder 33 is fixedly arranged on the outer cylinder 31, one end of the electromagnetic valve 34 is connected with the relay 52, the other end of the electromagnetic valve is connected with the hydraulic cylinder 33, the inner cylinder 32 is sleeved in the outer cylinder 31, the hydraulic cylinder 33 is provided with a hydraulic rod 331, and one end of the hydraulic rod 331 is connected with the inner cylinder 32. A sealing plate 322 is disposed at one end of the inner cylinder 32, and a notch 321 is disposed on the sidewall of the inner cylinder 32, wherein the notch 321 is located at one end close to the sealing plate 322.
One end of the sample conveying pipeline 4 is communicated with the outer cylinder 31 and the inner cylinder 32, and the other end is communicated with the double-layer sample dividing and collecting device 6. The sample collected by the automatic sampler 3 is transported to the sample inlet 823 of the first sample collection device 61 through the sample transport pipe 4 for processing.
The double-layer sample dividing and collecting device 6 comprises a first sample dividing and collecting device 61 and a second sample dividing and collecting device 62, the second sample dividing and collecting device 62 is installed below the first sample dividing and collecting device 61 and is communicated with the first sample dividing and collecting device 61, and samples are divided twice through the double-layer sample dividing and collecting device 6, so that the finally obtained samples are more representative.
The first sample collection device 61 comprises a first sample collection device 611, a first sampler 612 and a second sampler 613. The first sample separation device 611 comprises a dust cover 8 and a sample separator 9, wherein the dust cover 8 is located above the sample separator 9 and is fixedly connected with the sample separator 9.
The dust cover 8 comprises a guide plate 81 and a cover body 82, a top plate 821, a side plate 822 and a sample inlet hole 823 are arranged on the top surface of the cover body 82, three sides of the side plate 822 and the top plate 821 are connected in a welded mode, the other side of the top plate 821 is connected with the guide plate 81 in a welded mode, the guide plate 81 is located between the top plate 821 and the sample splitter 9, the included angle range of the guide plate 81 and the horizontal plane is 60 degrees, the distance between the sample inlet hole 823 and the other side of the top plate 821 is 1.0cm, the circle center of the sample inlet hole 823 and the center line of the top plate 821 are on the same straight line, and the diameter of the sample inlet hole 823 is 10.0 cm.
The riffle sampler 9 is horizontal check formula riffle sampler, first riffle sampler 611 is equipped with two first riffle sampler discharge gates, first collection appearance ware 11, second collection appearance ware 12 and two first riffle sampler discharge gates one-to-one installation, first collection appearance ware 11 and second collection appearance ware 12 are square hourglass hopper-shaped component, first collection appearance ware 11 is equipped with first collection appearance discharge gate, second collection appearance ware 12 is equipped with second collection appearance discharge gate, first collection appearance discharge gate and second riffle sampler 62 in the feed inlet looks UNICOM of second riffle sampler 621. The second collection appearance discharge gate is deposited in transporting the sample of collecting to the temporary storage storehouse through the elephant trunk.
The second sample dividing and sample collecting device 62 includes a second sample dividing device 621, a third sample collector 13 and a fourth sample collector 14, and the second sample dividing device 621 is identical in structure to the first sample dividing device 611. The second divides kind device 621 to be equipped with two second and divides kind discharge gates, and third collection appearance ware 13 and fourth collection appearance ware 14 also are square hopper-shaped component, and third collection appearance ware 13, fourth collection appearance ware 14 and two second divide kind discharge gates one-to-one to install, and third collection appearance ware 13 is equipped with the third and collects kind discharge gate, and fourth collection appearance ware 14 is equipped with the fourth and collects kind discharge gate, and the third collection kind discharge gate is UNICOM with collection appearance container 7 mutually. The fourth collection appearance discharge gate is deposited in transporting the sample of collecting to the temporary storage storehouse through the elephant trunk.
The utility model discloses in the use, when fodder factory promoted the bulk grain, open the air switch of controller, the on-time of setting for the relay is 3 seconds, and interval time is 60 seconds, and automatic sampler will work once every 60 seconds: the electromagnetic valve of the automatic sampler is switched on, the hydraulic rod drives the inner cylinder to stretch into the bulk grain in the output pipeline, sampling within 3 seconds is carried out, after sampling is finished, the hydraulic rod drives the inner cylinder to retract, samples sequentially pass through the sample conveying pipeline, the first sample collection device and the second sample collection device along the inner cylinder and the outer cylinder of the automatic sampler, and a part of samples enter the temporary storage bin from the discharge hole of the second sample collection device to be stored. And the other part of samples enter the second sample splitting device, the third sample collector and the fourth sample collector from the first sample collecting discharge hole, the other part of samples flow out of the discharge hole of the third sample collector and enter the sample collecting container through the slide pipe, and the other part of samples flow out of the discharge hole of the fourth sample collector and enter the temporary storage bin through the slide pipe for storage. And after sampling is finished, closing an air switch of the controller.
The above description is only some embodiments of the present invention, and for those skilled in the art, a plurality of modifications and improvements can be made without departing from the inventive concept, and these modifications and improvements all belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides an automatic sampling system of feed factory container formula bulk grain, its characterized in that, including lifting machine, output pipeline, automatic sampler, sample pipeline, controller, double-deck branch appearance collection appearance device and receipts appearance container, the lifting machine with output pipeline looks UNICOM, automatic sampler inserts output pipeline, and with the flow direction of bulk grain in the output pipeline is 90 contained angles, automatic sampler is connected with the controller, sample pipeline's one end with automatic sampler looks UNICOM, the other end with double-deck branch appearance collection appearance device looks UNICOM, it is located to receive the appearance container double-deck branch appearance collection appearance device below, and with double-deck branch appearance collection appearance device looks UNICOM.
2. The automatic sampling system of feed factory container formula bulk grain of claim 1, characterized in that, the automatic sampler includes inner tube, urceolus, pneumatic cylinder and solenoid valve, the pneumatic cylinder fixed mounting is on the urceolus, the one end of solenoid valve is connected with the controller, the other end with the pneumatic cylinder is connected, the inner tube cover is established in the urceolus, the pneumatic cylinder is equipped with the hydraulic stem, the one end of hydraulic stem with the inner tube is connected.
3. The automatic sampling system of bulk grain in the container type of feed mill as claimed in claim 2, wherein a sealing plate is provided at one end of the inner cylinder, and a notch is provided at the side wall of the inner cylinder, the notch being located near one end of the sealing plate.
4. The automatic sampling system for bulk feed in the container type of feed factory as claimed in claim 1, wherein said double-layered sample collection device comprises a first sample collection device and a second sample collection device, said second sample collection device is installed under said first sample collection device and is communicated with said first sample collection device.
5. The automatic sampling system of feed factory container formula bulk grain of claim 4, characterized in that, first branch appearance collection device includes first branch appearance device, first collection appearance ware and second collection appearance ware, first branch appearance device is equipped with two first branch appearance discharge gates, first collection appearance ware, second collection appearance ware and two first branch appearance discharge gates one-to-one install, first collection appearance ware is equipped with first collection appearance discharge gate, second collection appearance ware is equipped with second collection appearance discharge gate, first collection appearance discharge gate with second branch appearance collection appearance device UNICOM.
6. The automatic sampling system of feed factory container formula bulk grain of claim 5, characterized in that, the second divides the appearance device to include second divides appearance device, third collection appearance ware and fourth collection appearance ware, the second divides the appearance device to be equipped with two second and divides the appearance discharge gate, third collection appearance ware, fourth collection appearance ware and two the one-to-one is installed to the second branch appearance discharge gate, the third collection appearance ware is equipped with the third and collects appearance discharge gate, the fourth collection appearance ware is equipped with the fourth and collects appearance discharge gate, the third collection appearance discharge gate with collect appearance container looks UNICOM.
7. The automatic sampling system of feed factory container formula bulk grain of claim 6, characterized in that, the first device of sampling includes dust cover and riffle sampler, the dust cover is located riffle sampler top, and with riffle sampler looks fixed connection, the dust cover includes guide plate and cover body, cover body top surface establishes roof, curb plate and sample inlet hole, the curb plate with the trilateral welded connection of roof, the another side of roof with the guide plate welded connection, the second device of sampling with the first device of sampling structure the same.
8. The automatic sampling system of feed factory container formula bulk grain of claim 7, characterized in that, the guide plate is located between the roof and the riffle, the guide plate and the horizontal plane included angle range is 45 ~ 60 °, the distance between the sample hole and the other side of the roof is 0.5 ~ 1.0cm, the centre of the sample hole and the center line of the roof are on a straight line, the diameter of the sample hole is 9.5 ~ 10.0 cm.
9. The automatic sampling system of the container type bulk grain of the feed mill as claimed in claim 7, wherein the sample splitter is a cross-type sample splitter, and the first sample collector, the second sample collector, the third sample collector and the fourth sample collector are all square funnel-shaped members.
10. The automatic sampling system of bulk grain in the container type of feed mill as claimed in claim 1, wherein said controller comprises an air switch and a relay, said air switch, relay and automatic sampler are serially connected.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114950603A (en) * | 2022-05-11 | 2022-08-30 | 武汉轻工大学 | Grain rice mill with automatically adjustable roll diameter and online controllable quality |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114950603A (en) * | 2022-05-11 | 2022-08-30 | 武汉轻工大学 | Grain rice mill with automatically adjustable roll diameter and online controllable quality |
| CN114950603B (en) * | 2022-05-11 | 2023-10-20 | 武汉轻工大学 | Grain rice mill with automatically adjustable roller diameter and online controllable quality |
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