CN102928616A - Suspended velocity testing device of materials - Google Patents
Suspended velocity testing device of materials Download PDFInfo
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- CN102928616A CN102928616A CN2012104015346A CN201210401534A CN102928616A CN 102928616 A CN102928616 A CN 102928616A CN 2012104015346 A CN2012104015346 A CN 2012104015346A CN 201210401534 A CN201210401534 A CN 201210401534A CN 102928616 A CN102928616 A CN 102928616A
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Abstract
The invention discloses a suspended velocity testing device of materials. The suspended velocity testing device comprises a shell, an air source port formed in one side of the shell, a pipeline system arranged inside the shell and communicated with the air source port, a test pipe vertically arranged at one side of the front end of the shell and communicated with the pipeline system, an unloading device communicated with an opening in the upper end of the test pipe and an anemograph arranged at one side of the rear part of the shell. The suspended velocity testing device disclosed by the invention is suitable for cut tobacco making workshops of the tobacco industry and other similar industries, is used for detecting the suspended speeds of materials in different working stations, provides a reliable design basis to facilities for moisture removal, material winnowing, conveying and the like, can effectively solve the problem that matters, such as dust and shreds, are deposited in the pipeline, and ensures that a moisture removing pipeline is unimpeded, thereby being capable of better reducing material wasting and avoiding purity drop caused by false selection of cut tobaccos.
Description
Technical field
The present invention relates to a kind of pick-up unit, especially a kind of material suspended velocity proving installation.
Background technology
At present, in the design of cigar mill primary processing line, no matter be pneumatic transporting return be heat, humidifying equipment or the design of drying plant, all need a floating velocity in the current moisture situation of institute's processing materials roughly to be used as design considerations.Then be aided with air door at equipment, during production, by adjusting air door, make waste gas not excessive, it is qualified namely to be considered as.But find to accumulate in the part exhausting moisture pipeline materials such as a large amount of little broken blades, cut tobacco, stem in the actual production, easily cause line clogging, its reason is: wind speed is excessive, cause mistake to inhale material, little broken blade, cut tobacco, stem etc., the floating velocity of these materials is not quite clear, and the moisture of station difference and suspension is different with temperature, and floating velocity is also just different, and the material of concrete different station does not have quantifiable data supporting.So just, cause the waste of material or caused cut tobacco to be falsely dropped and caused degree of purity to descend, reduced production efficiency, affected product quality.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of material suspended velocity proving installation, and this device is for detection of the floating velocity of different station material, for the facilities such as humidity discharging, material wind selection, conveying provide reliable design considerations.
In order to solve the problems of the technologies described above, material suspended velocity proving installation of the present invention comprises shell, be formed on the gas source interface of shell one side, be arranged on enclosure and the pipe system that is connected with gas source interface, be vertically set on shell front end one side and the testing tube that is connected with pipe system, the device for discharging that is connected with the testing tube upper end open and the anemoscope that is arranged on shell rear upper end one side;
Described pipe system comprises the source of the gas pipeline, for delivery of the first pipeline of damp and hot air-flow, for delivery of the second pipeline of normal temperature air-flow, for delivery of the 3rd pipeline and the test pipeline of discharging air-flow,
Described source of the gas pipeline one end is connected with gas source interface, the other end is connected with the 3rd pipeline one end and also is connected with an end of the first pipeline and the second pipeline respectively by change-over switch simultaneously, be disposed with an air strainer, a bleed pressure variable valve and a bleed pressure table for stream pressure after measuring pressure regulation at described source of the gas pipeline, described bleed pressure epi-position is on the front end face of described shell
Described test pipeline one end is connected with the testing tube bottom, the other end is connected with the other end of the 3rd pipeline and also by the air velocity control valve, with the first pipeline, is connected with the other end of the second pipeline respectively simultaneously, on the test pipeline of next-door neighbour's air velocity control valve, be provided with one for the measuring and adjusting wind speed after the test pressure table of stream pressure, this test pressure table is arranged on bleed pressure table one side and is positioned on the front end face at described shell middle part, at described test pipeline middle part, be provided with one for opening or close the test airflow switch of test pipeline
Be provided with a water tank on described the first pipeline, this water tank comprises tank body and cover, cover relatively tank body is opened or is closed, be provided with a gas-water separation plate (figure slightly) in the described tank body, described tank base one side is provided with a bend pipe that is connected with tank interior, this bend pipe upper end sealing setting-in one is used for measuring the thermometer of water temperature in the tank body, this thermometer is arranged on test pressure table one side and is positioned on the middle part front end face of described shell, described the first pipeline comprises a draft tube and an escape pipe, described draft tube one end is connected with described tank base, the other end is connected with change-over switch one end, described escape pipe one end is connected with described tank body top one side and this connection position is higher than the position of described gas-water separation plate, the other end is connected with air velocity operation valve one end, be provided with a moisture trap at described escape pipe
Described the second pipeline one end is connected with change-over switch one end, and the other end is connected with air velocity operation valve one end,
Described the 3rd pipeline one end is connected with source of the gas pipeline one end, and the other end is connected with test pipeline one end, is provided with a discharging switch at described the 3rd pipeline;
Described testing tube bottom is provided with diversion seat, is evenly equipped with a plurality of pod apertures on this diversion seat, is formed with one at described testing tube middle part and surveys the wind speed hole, and described testing tube is transparent long cylinder plastic tube;
Described device for discharging comprises a passage and a filter cup, and described passage one end is connected with the testing tube upper end open, and the other end is connected with the upper end open of filter cup, and described filter cup is made of skeleton and the screen pack that forms skeleton outer wall and bottom surface;
Described anemoscope is connected with a wind speed probe, is provided with two support bars that be used for to support wind speed probe at described shell nock, described wind speed probe by two described support bars can be firm be inserted into and survey in the wind speed hole.
An end, the described escape pipe of next-door neighbour's change-over switch tighten an end of adjacent air space gas velocity operation valve and a end that described the second pipeline tightens adjacent air space gas velocity operation valve is provided with retaining valve on the described draft tube.
Described gas source interface is connected with an air compressor, and the source of the gas that this air compressor provides is pressurized air.
Described diversion seat diameter 40mm, uniform 68 pod apertures that diameter is 1.5mm on the disk.
Be provided with heat-insulation layer on the described water tank outer wall.
Be positioned on the shell and be close to described testing tube bottom one side and be provided with a level detection device.
Described shell rear upper end one side is provided with one for the draw-in groove of placing anemoscope, and opposite side is provided with one for the groove of placing filter cup,
Four drift angle places at described outer casing bottom are provided with one height-adjustable leg,
Set gradually the wind speed adjusting knob that is useful on adjusting air velocity operation valve, the bleed pressure knob that is used for the switch knob of control change-over switch and is used for adjusting bleed pressure variable valve in described shell front end bottom,
Be provided with for the testing button of control test airflow switch closure and the discharging button that is used for control discharging switch closure at described shell nock.
The present invention is applicable to tobacco business throwing workshop or other similar industries, for detection of the floating velocity of different station material, for the facilities such as humidity discharging, material wind selection, conveying provide reliable design considerations.
In the humidity discharging process, take surveyed material suspended velocity as foundation, again according to humidity discharging system blast, air quantity, xsect or the line size of design throwing equipment humidity discharging cover, the waste gas that is mingled with less or is not mingled with material is entered in the exhausting moisture pipeline, but perhaps provide this station air door to regulate quantitative basis, reduce the materials such as dust, broken end and in pipeline, accumulate, make exhausting moisture pipeline unimpeded.
During material wind selection, can carry out floating velocity to this station different brands material and detect, in order to instruct the accurate adjustment of pneumatic separator air door.Can better reduce like this waste of material and avoided because cut tobacco is falsely dropped the degree of purity that causes descends.This installs maximum characteristics is can substantially simulate to produce station situation (such as temperature, humidity etc.), makes measured result more approaching and actual.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments:
Fig. 1 is the structural representation of material suspended velocity proving installation of the present invention;
Fig. 2 is the gas control schematic diagram of material suspended velocity proving installation of the present invention;
Fig. 3 is the structural representation of material suspended velocity proving installation shell of the present invention;
Fig. 4 is the structural representation of testing tube in the material suspended velocity proving installation of the present invention;
Fig. 5 is the schematic top plan view of diversion seat in the material suspended velocity proving installation of the present invention;
Fig. 6 is the structural representation of filter cup in the material suspended velocity proving installation of the present invention.
Embodiment
Referring to Fig. 1 to Fig. 6, material suspended velocity proving installation of the present invention comprises shell 1, be formed on the gas source interface 2 of shell 1 one sides, be arranged on the inner and pipe system that is connected with gas source interface 2 of shell 1, be vertically set on shell 1 front end, one side and the testing tube 3 that is connected with pipe system, the device for discharging that is connected with testing tube 3 upper end open and the anemoscope 4 that is arranged on shell 1 rear upper end one side;
Described pipe system comprises source of the gas pipeline 5, for delivery of the first pipeline of damp and hot air-flow, for delivery of the second pipeline 6 of normal temperature air-flow, for delivery of the 3rd pipeline 7 and the test pipeline 8 of discharging air-flow,
Described source of the gas pipeline 5 one ends are connected with gas source interface 2, the other end is connected with the 3rd pipeline 7 one ends and also is connected with the end of the first pipeline with the second pipeline 6 respectively by change-over switch 9 simultaneously, be disposed with an air strainer 10 at described source of the gas pipeline 5, one bleed pressure variable valve 11 and a bleed pressure table 12 for stream pressure after the measurement pressure regulation, described bleed pressure table 12 is positioned on the front end face at described shell 1 middle part, behind gas source interface 2 access sources of the gas, adjust the air quantity that enters testing tube 3 by regulating bleed pressure variable valve 11, also just adjusted the wind speed of testing tube 3, this moment, bleed pressure table 12 can demonstrate pressure regulation stream pressure afterwards
Described test pipeline 8 one ends are connected with testing tube 3 bottoms, the other end is connected with the other end of the 3rd pipeline 7 and also is connected with the other end of the first pipeline with the second pipeline 6 respectively by air velocity operation valve 13 simultaneously, test pipeline 8 at next-door neighbour's air velocity operation valve 13 is provided with a test pressure table 14 for stream pressure behind the measuring and adjusting wind speed, this test pressure table 14 is arranged on bleed pressure table 12 side and is positioned on the front end face at described shell 1 middle part, be provided with one at described test pipeline 8 middle parts and be used for opening or closing the test airflow switch 15 of testing pipeline 8, this test airflow switch 15 all is in open mode when when test or quickly discharging material
Be provided with a water tank 16 on described the first pipeline, this water tank 16 comprises tank body 16-1 and cover 16-2, cover 16-2 relatively tank body 16-1 opens or is closed, be provided with a gas-water separation plate in the described tank body 16-2, be provided with heat-insulation layer on described water tank 6 outer walls, scatter and disappear too fast for preventing water tank 16 interior water temperatures, described tank body 16-1 bottom one side is provided with a bend pipe 16-3 who is connected with tank body 16-1 inside, this bend pipe 16-3 upper end sealing setting-in one is used for measuring the thermometer 17 of water temperature in the tank body 16-1, this thermometer 17 is arranged on test pressure table 14 side and is positioned on the middle part front end face of described shell 1, described the first pipeline comprises a draft tube 18 and an escape pipe 19, described draft tube 18 1 ends are connected with described tank body 16-1 bottom, the other end is connected with change-over switch 9 one ends, described escape pipe 19 1 ends are connected with described tank body 16-1 top one side and this connection position is higher than the position of described gas-water separation plate, the other end is connected with air velocity operation valve 13 1 ends, be provided with a moisture trap 20 at described escape pipe 19, before the detection, on request 16-1 in the tank is poured into the water of uniform temperature, during detection, change-over switch 9 is guided air-flow into first pipeline, air-flow just can obtain the damp and hot air-flow of relevant temperature by the water in the water tank 16, the water temperature that thermometer 18 shows in the tank body 16-1 on the water tank 16, be provided with the gas-water separation plate in the water tank 16, be provided with again moisture trap 20 on the discharge pipe 19, can effectively guarantee to enter the damp and hot air-flow of testing tube 3 not with water droplets, so just, make measured matter closer to detected in this station environment, the result who measures is closer to reality
Described the second pipeline 6 one ends are connected with change-over switch 9 one ends, the other end is connected with air velocity operation valve 13 1 ends, during detection, change-over switch 9 is guided the source of the gas air-flow into second pipeline 6, this second pipeline 6 provides air-flow under the normal temperature for testing tube 3, described change-over switch 9 for switching normal temperature, damp and hot air-flow, the measured matter that can satisfy different station detects demand
Described the 3rd pipeline 7 one ends are connected with source of the gas pipeline 5 one ends, the other end is connected with test pipeline 8 one ends, be provided with a discharging switch 21 at described the 3rd pipeline 7, this discharging switch 21 often is in closure state, only just is in open mode when the needs quickly discharging material;
Described testing tube 3 is transparent long cylinder plastic tube, described testing tube 3 bottoms are installed on the diversion seat 22, this diversion seat 22 is fixed in shell 1 front end, one side and diversion seat 22 upper surfaces are evenly equipped with a plurality of pod apertures 22-1, be formed with one at described testing tube 3 middle parts and survey wind speed hole 3-1, this survey wind speed hole 3-1 position is 450mm far from the distance of bottom pod apertures 22-1, described diversion seat 22 diameters are 40mm, uniform 68 pod apertures 22-1 that diameter is 1.5mm on its disk, be positioned on the shell 1 and be close to described testing tube 3 bottoms one side and be provided with one for detection of the whether vertical level detection device 28 of testing tube 3, four drift angle places in described shell 1 bottom are provided with one height-adjustable leg 31, height by adjusting seat leg 31 can guarantee that shell 1 level puts, and then guarantees the verticality of testing tube 3;
Described device for discharging comprises a passage 23 and a filter cup 24, described passage 23 1 ends are connected with testing tube 3 upper end open, the other end is connected with the upper end open of filter cup 24, described passage 23 is lucite pipe, described filter cup 24 is made of skeleton 24-1 and the screen pack 24-2 that forms skeleton 24-1 outer wall and bottom surface, this screen pack 24-2 is made by steel material, described passage 23 1 ends are inlaid in testing tube 3 upper end open, this passage 23 can carry out dismounting with testing tube 3 easily, when experiment complete when the material that remains in the testing tube 3 is arranged, open discharging switch 21 and test airflow switch 15, closed change-over switch 9, guide the source of the gas air-flow into the 3rd pipeline 7, powerful air-flow imports filter cup interior 24 by testing tube 3 and passage 23 with remaining material, material is stayed in the cup, and air-flow is got rid of from filter mesh, reaches the purpose of quickly discharging material;
Described anemoscope 4 is connected with a wind speed probe 25, is provided with two support bars 26 that be used for to support wind speed probe 25 at described shell 1 nock, described wind speed probe 25 by two described support bars 26 can be firm be inserted into and survey among the wind speed hole 3-1.
An end, the described escape pipe 19 of next-door neighbour's change-over switch 9 tighten an end of adjacent air space gas velocity operation valve 13 and a end that described the second pipeline 6 tightens adjacent air space gas velocity operation valve 13 is provided with retaining valve 27 on the described draft tube 18, and the purpose that retaining valve 27 is set is: in order to reduce the normal temperature air-flow with damp and hot air-flow and normally to measure air-flow and disturb mutually at mutual when working with the quickly discharging material air-flow.
Described gas source interface 2 is connected with an air compressor, and the source of the gas that this air compressor provides is pressurized air.
Described shell 1 rear upper end one side is provided with one for the draw-in groove 29 of placing anemoscope 4, and opposite side is provided with one for the groove 30 of placing filter cup 24,
Set gradually the wind speed adjusting knob 13-1 that is useful on adjusting air velocity operation valve 13, the bleed pressure knob 11-1 that is used for the switch knob 9-1 of control change-over switch 9 and is used for adjusting bleed pressure variable valve 11 in described shell 1 front end bottom,
Be provided with for the testing button 15-1 of control test airflow switch 15 closures and the discharging button 21-1 that is used for control discharging switch 21 closures at described shell 1 nock.
Principle of work of the present invention is:
Described discharging switch 21 often is in closure state, only when the needs quickly discharging material, just be in open mode, described test airflow switch 15 all is in open mode when when test or quickly discharging material, described change-over switch 9 is in closure state when quickly discharging material, and air-flow can not pass through;
When material to be measured is in a kind of hygrothermal environment at a certain station, before the test, from testing tube 3 upper end open adding materials, passage 23 is inlaid in testing tube 3 upper end open again, water in water tank 16 interior adding uniform temperatures, observe the reading of thermometer 17, treat that water tank 16 interior water temperatures begin test when reaching necessary requirement, connect first source of the gas, regulate bleed pressure knob 11-1, the source of the gas air-flow is transferred to certain pressure, stir switch knob 9-1 and guide the source of the gas air-flow into first pipeline, air-flow is through having become damp and hot air-flow (owing to being provided with the gas-water separation plate in the water tank 16 behind the water tank 16, be provided with again moisture trap 20 on the discharge pipe 19, can effectively guarantee to enter the damp and hot air-flow of testing tube 3 not with water droplets), (diversion seat 22 that is arranged on testing tube 3 bottoms is evenly equipped with a plurality of pod apertures 22-1 to this damp and hot air-flow entering into testing tube 3 through air velocity operation valve 13, can guarantee damp and hot air-flow evenly vertically upward enter testing tube 3 through pod apertures 22-1), adjust wind speed adjusting knob 13-1 to making material be in the short transverse middle part (namely surveying the position of wind speed hole 3-1) of testing tube 3, material neither rises and does not also descend, when being in the concussion state, then measure the wind speed at this place by anemoscope 4, then the wind speed of this moment namely is the floating velocity of this material.
When material to be measured is in a kind of normal temperature environment at a certain station, its operation steps is similar to above-mentioned steps, only needs change-over switch 9 is allocated to the second pipeline 6, the source of the gas air-flow is guided in the testing tube 3 get final product.
After being completed, when the material that remains in the testing tube 3 is arranged, connect source of the gas, regulate bleed pressure knob 11-1, the source of the gas air-flow is transferred to certain pressure, open discharging switch 21 and test airflow switch 15, closed change-over switch 9 can enter residual materials in the filter cup 24 through passage 23 fast by powerful air-flow.
In sum, content of the present invention is not limited in the above-described embodiment, and those skilled in the art can propose other embodiment within technological guidance's thought of the present invention, but this embodiment comprises within the scope of the present invention.
Claims (7)
1. material suspended velocity proving installation is characterized in that: comprise shell (1), be formed on shell (1) one side gas source interface (2), be arranged on the inner and pipe system that is connected with gas source interface (2) of shell (1), be vertically set on shell (1) front end one side and the testing tube (3) that is connected with pipe system, the device for discharging that is connected with testing tube (3) upper end open and the anemoscope (4) that is arranged on shell (1) rear upper end one side;
Described pipe system comprises source of the gas pipeline (5), for delivery of the first pipeline of damp and hot air-flow, for delivery of second pipeline (6) of normal temperature air-flow, for delivery of the 3rd pipeline (7) and the test pipeline (8) of discharging air-flow,
Described source of the gas pipeline (5) one ends are connected with gas source interface (2), the other end is connected and also by change-over switch (9), with the first pipeline, is connected with an end of the second pipeline (6) respectively simultaneously with the 3rd pipeline (7) one ends, on described source of the gas pipeline (5), be disposed with an air cleaner (10), a bleed pressure control valve (11) and a table of the bleed pressure be used to stream pressure after measuring pressure regulation (12), described bleed pressure table (12) is positioned on the front end face at described shell (1) middle part
Described test pipeline (8) one ends are connected with testing tube (3) bottom, the other end is connected with the other end of the 3rd pipeline (8) and also is connected with the other end of the first pipeline with the second pipeline (6) respectively by air velocity operation valve (13) simultaneously, test pipeline (8) at next-door neighbour's air velocity operation valve (13) is provided with a test pressure table (14) for stream pressure behind the measuring and adjusting wind speed, this test pressure table (14) is arranged on bleed pressure table (12) one sides and is positioned on the front end face at described shell (1) middle part, be provided with one at described test pipeline (8) middle part and be used for opening or closing the test airflow switch (15) of testing pipeline (8)
Be provided with a water tank (16) on described the first pipeline, this water tank comprises tank body (16-1) and cover (16-2), cover (16-2) relatively tank body (16-2) is opened or is closed, be provided with a gas-water separation plate in the described tank body (16-1), described tank body (16-1) bottom one side is provided with a bend pipe (16-3) that is connected with tank body (16-1) inside, this bend pipe upper end sealing setting-in one is used for measuring the thermometer (17) of the interior water temperature of tank body (16-1), this thermometer (17) is arranged on test pressure table (14) one sides and is positioned on the middle part front end face of described shell (1), described the first pipeline comprises a draft tube (18) and an escape pipe (19), described draft tube (18) one ends are connected with described tank body (16-1) bottom, the other end is connected with change-over switch (9) one ends, described escape pipe (19) one ends are connected with described tank body (16-1) top one side and this connection position is higher than the position of described gas-water separation plate, the other end is connected with air velocity operation valve (13) one ends, be provided with a moisture trap (20) at described escape pipe (19)
Described the second pipeline (6) one ends are connected with change-over switch (9) one ends, and the other end is connected with air velocity operation valve (13) one ends,
Described the 3rd pipeline (7) one ends are connected with source of the gas pipeline (5) one ends, and the other end is connected with test pipeline (8) one ends, is provided with a discharging switch (21) at described the 3rd pipeline (7);
Described testing tube (3) is installed on the diversion seat (22), this diversion seat (22) is fixed in shell (1) front end one side and diversion seat (22) upper surface is evenly equipped with a plurality of pod apertures (22-1), be formed with one at described testing tube (3) middle part and survey wind speed hole (3-1), described testing tube (3) is transparent long cylinder plastic tube;
Described device for discharging comprises a passage (23) and a filter cup (24), described passage (23) one ends are connected with testing tube (3) upper end open, the other end is connected with the upper end open of filter cup (24), and described filter cup (24) is made of skeleton (24-1) and the screen pack (24-2) that forms skeleton (24-1) outer wall and bottom surface;
Described anemoscope (4) is connected with a wind speed probe (25), be provided with two support bars (26) that be used for to support wind speed probe (25) at described shell (1) nock, described wind speed probe (25) by two described support bars (26) can be firm be inserted in the survey wind speed hole (3-1).
2. according to material suspended velocity proving installation claimed in claim 1, it is characterized in that: the end that an end of described draft tube (18) upper next-door neighbour change-over switch (9), the end that described escape pipe (19) tightens adjacent air space gas velocity operation valve (13) and described the second pipeline (6) tighten adjacent air space gas velocity operation valve (13) is provided with retaining valve (27).
3. according to material suspended velocity proving installation claimed in claim 1, it is characterized in that: described gas source interface (2) is connected with an air compressor, and the source of the gas that this air compressor provides is pressurized air.
4. according to material suspended velocity proving installation claimed in claim 1, it is characterized in that: described diversion seat (22) diameter is 40mm, and uniform 68 diameters are the pod apertures (22-1) of 1.5mm on its disk.
5. according to material suspended velocity proving installation claimed in claim 1, it is characterized in that: be provided with heat-insulation layer on described water tank (16) outer wall.
6. according to material suspended velocity proving installation claimed in claim 1, it is characterized in that: be positioned at shell (1) upper and be close to described testing tube (3) bottom one side and be provided with a level detection device (28).
7. according to material suspended velocity proving installation claimed in claim 1, it is characterized in that: described shell (1) rear upper end one side is provided with one for the draw-in groove (29) of placing anemoscope (4), opposite side is provided with one for the groove (30) of placing filter cup (24)
Four drift angle places in described shell (1) bottom are provided with one height-adjustable leg (31),
Set gradually the bleed pressure knob (11-1) that is useful on the wind speed adjusting knob (13-1) of regulating air velocity operation valve (13), the switch knob (9-1) that is used for control change-over switch (9) and is used for regulating bleed pressure variable valve (11) in described shell (1) front end bottom
Be provided with for the testing button (15-1) of control test airflow switch (16) closure and the discharging button (21-1) that is used for control discharging switch (21) closure at described shell (1) nock.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210401534.6A CN102928616B (en) | 2012-10-19 | 2012-10-19 | Suspended velocity testing device of materials |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210401534.6A CN102928616B (en) | 2012-10-19 | 2012-10-19 | Suspended velocity testing device of materials |
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| CN102928616B CN102928616B (en) | 2014-05-14 |
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| CN104793638A (en) * | 2015-04-09 | 2015-07-22 | 云南烟叶复烤有限责任公司师宗复烤厂 | Threshing and pneumatic separating intelligent tracking control method |
| CN104865402A (en) * | 2015-05-18 | 2015-08-26 | 南京农业大学 | Miniature cereal suspension speed testing apparatus |
| CN108225719A (en) * | 2018-01-10 | 2018-06-29 | 山西农业大学 | Agricultural material floating velocity test device |
| CN110441197A (en) * | 2018-05-04 | 2019-11-12 | 天津科技大学 | A kind of floating velocity measuring device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793638A (en) * | 2015-04-09 | 2015-07-22 | 云南烟叶复烤有限责任公司师宗复烤厂 | Threshing and pneumatic separating intelligent tracking control method |
| CN104793638B (en) * | 2015-04-09 | 2017-05-17 | 云南烟叶复烤有限责任公司师宗复烤厂 | Threshing and pneumatic separating intelligent tracking control method |
| CN104865402A (en) * | 2015-05-18 | 2015-08-26 | 南京农业大学 | Miniature cereal suspension speed testing apparatus |
| CN108225719A (en) * | 2018-01-10 | 2018-06-29 | 山西农业大学 | Agricultural material floating velocity test device |
| CN108225719B (en) * | 2018-01-10 | 2023-10-10 | 山西农业大学 | Agricultural material suspension speed testing device |
| CN110441197A (en) * | 2018-05-04 | 2019-11-12 | 天津科技大学 | A kind of floating velocity measuring device |
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| CN102928616B (en) | 2014-05-14 |
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