CN108168953A - A kind of adjustable grain sampler of fan speed - Google Patents
A kind of adjustable grain sampler of fan speed Download PDFInfo
- Publication number
- CN108168953A CN108168953A CN201810229221.4A CN201810229221A CN108168953A CN 108168953 A CN108168953 A CN 108168953A CN 201810229221 A CN201810229221 A CN 201810229221A CN 108168953 A CN108168953 A CN 108168953A
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- CN
- China
- Prior art keywords
- resistance
- sampling
- connection
- fan speed
- microcontroller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of adjustable grain samplers of fan speed, it is related to food storage field, it includes sampling storage room, the sampling storage room connection sampling delivery hose, the sampling delivery hose connection probe tube, the sampling delivery hose connects Multi-layer Store room by wind turbine, and the motor of the wind turbine connects microcontroller by alignment circuit, and the microcontroller connects touch screen；The technical issues of rotating speed that the present invention solves current grain sampler wind turbine can not be adjusted flexibly according to different grains-types, the rotating speed of wind turbine is adjustable, thus it is possible to vary the negative pressure in probe tube and sampling delivery pipe, to adapt to different grains-types.
Description
Technical field
The present invention relates to food storage fields, and in particular to a kind of adjustable grain sampler of fan speed.
Background technology
The grains sample that skewer takes exactly is sufficiently mixed by now widely used grain sample divider, is uniformly divided
A kind of common detection instrument taken；In grain storage, transportational process, in order to monitor the quality of grain, as whether grain is mouldy
Or hair thatch etc., it needs to be sampled detection.Existing sampler is by two sleeves inside and outside setting, by pushing inner cylinder real forward
Root is now taken, then inner cylinder is pulled to pull out and be placed on designated position to be sampled the grain of sampling backward.Existing grain
There are problems for sampler：When needing the grain for sampling detection more, once one sample efficiencies of extraction are relatively low, and it is whole to extract sample
Body stores, it is impossible to ensure the accuracy of subsequent detection data；It is taken out when going deep into variety classes sample extraction using self-priming sampler
The speed taken cannot flexibly change, it is impossible to be customized extraction speed according to the corresponding characteristic of types of food.
Invention content
It is an object of the invention to：The invention discloses a kind of adjustable grain samplers of fan speed, solve at present
The technical issues of rotating speed of grain sampler wind turbine can not be adjusted flexibly according to different grains-types.
The technical solution adopted by the present invention is as follows：
A kind of adjustable grain sampler of fan speed, including sampling storage room, the sampling storage room connection sampling is defeated
Hose is sent, the sampling delivery hose connection probe tube, the sampling delivery hose connects Multi-layer Store room by wind turbine, described
The motor of wind turbine connects microcontroller by alignment circuit, and the microcontroller connects touch screen.
Further, the alignment circuit physical circuit is as follows：The alignment circuit includes resistance R1, resistance R2, resistance
R3, resistance R4, resistance R7, resistance RP1, amplifier U1A, light emitting diode D1, diode D2, motor M, triode Q1, switch S1；
Switch tri- interfacing grounds of S1, an interface connection+12V power supplys, two interface connecting luminous diode D1 anodes, light emitting diode D1 the moon
It is grounded after the series resistance R7 of pole, two interfaces are also connected with motor M, and motor M parallel-connected diodes D2, motor M are connected in series with three poles
Pipe Q1 emitters, triode Q1 grounded collectors, triode Q1 base stages connection resistance R3, resistance R3 connection amplifier U1A output terminals,
Resistance R3 also via after resistance R4 connect amplifier U1A inverting inputs, amplifier U1A positive input end groundings, positive power source terminal connection+
Also via resistance R2 connection resistance RP1 adjustable sides, resistance RP1 power ends connect respectively by 12V, negative power end connection+12V, resistance R4
+ 12V and+12V are met, amplifier U1A inverting inputs are also connected with connection microcontroller pin P1.0 after resistance R1.
Further, it is separated in residing Multi-layer Store room by bottom plate, is provided with valve on the bottom plate, on the probe tube
The infrared range-measurement system for measuring depth selection is provided with, the infrared range-measurement system connects microcontroller, and the microcontroller connects the valve
Door.
Further, the bottom plate is infundibulate, and the valve is arranged at the bottom plate central opening, makes the grain of sampling
Food is discharged into different storage rooms by bottom plate.
Further, the junction of the probe tube and the sampling delivery hose is provided with handle, the infrared distance measurement
Instrument is arranged below the handle.
Further, it is provided with vibrator below the Multi-layer Store room.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1. the quality due to different grains-types is different, sampling difficulty is different, and the rotating speed of wind turbine of the invention is adjustable, can be with
Change the negative pressure in probe tube and sampling delivery pipe, to adapt to different grains-types, such as corn, paddy etc..
2. Multi-layer Store room coordinates with infrared range-measurement system, the range information of acquisition is sent to microcontroller by infrared range-measurement system,
The opening and closing of valve in Multi-layer Store room is controlled after microcontroller processing, the grain sampled in different depth is made to fall into Multi-layer Store
In the different region in room, prevent the grain of sampling from mixing, it is difficult to differentiate.
3. bottom plate uses infundibulate, grain can be made smoothly to be discharged into next layer of storage room, prevent from remaining on bottom plate, influenced
Testing result.
4. being provided with vibrator below Multi-layer Store room, grain is prevented to be deposited in bottom plate opening, influences testing result.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the overall structure figure of the present invention：
Fig. 2 is partial view A in the present invention；
Fig. 3 is the circuit diagram of the present invention；
Reference numeral：1- samples storage room, 2- sampling delivery hoses, 3- probe tubes, 4- handles, 6- sampling head motors, 9-
Wind turbine, 10- Multi-layer Stores room, 11- vibrators, 12- bottom plates, 13- valves.
Specific embodiment
All features or disclosed all methods disclosed in this specification or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It elaborates with reference to Fig. 1-3 couples of present invention.
Embodiment 1
A kind of adjustable grain sampler of fan speed, including sampling storage room 1, the sampling connection sampling conveying of storage room 1
Hose 2, sampling delivery hose 2 connect probe tube 3, and sampling delivery hose 2 connects Multi-layer Store room 10 by wind turbine 9, wind turbine 9
Motor connects microcontroller, microcontroller connection touch screen by alignment circuit.Alignment circuit physical circuit is as follows：Alignment circuit includes
Resistance R1, resistance R2, resistance R3, resistance R4, resistance R7, resistance RP1, amplifier U1A, light emitting diode D1, diode D2, motor
M, triode Q1, switch S1；Switch tri- interfacing grounds of S1, an interface connection+12V power supplys, two interface connecting luminous diode D1
Anode is grounded after light emitting diode D1 cathode series resistances R7, and two interfaces are also connected with motor M, motor M parallel-connected diodes
D2, motor M are connected in series with triode Q1 emitters, triode Q1 grounded collectors, triode Q1 base stages connection resistance R3, resistance
R3 connection amplifier U1A output terminals, also via amplifier U1A inverting inputs are connected after resistance R4, amplifier U1A positives input resistance R3
End ground connection, positive power source terminal connection+12V, negative power end connection+12V, resistance R4 also via resistance R2 connection resistance RP1 adjustable sides,
Resistance RP1 power ends connect+12V and -12V respectively, and amplifier U1A inverting inputs connect microcontroller pin after being also connected with resistance R1
P1.0。
Operation principle：It is divided by the different control signal of microcontroller via resistance RP1, resistance R2, resistance R1, adjusts electricity
It is different to hinder RP1 voltages, through amplifier U1A and triode amplification control motor M rotating speeds, diode D2 protection motors M.Pass through microcontroller
The rotating speed of alignment circuit regulation motor is controlled, realizes fan speed regulation, realizes and different wind turbine speed is selected according to different type sample
Degree realizes different capture velocities.
Embodiment 2
It is separated in Multi-layer Store room 10 by bottom plate 12, valve 13 is provided on bottom plate 12, being provided with measurement on probe tube 3 takes
The infrared range-measurement system of sample depth, infrared range-measurement system connection microcontroller, microcontroller connecting valve 13.Bottom plate 12 be infundibulate, valve
13 are arranged at 12 central opening of bottom plate, and the grain of sampling is made to pass through bottom plate 12 and is discharged into different storage rooms.Probe tube 3 and sampling
The junction of delivery hose 2 is provided with handle 4, and infrared range-measurement system is arranged on 4 lower section of handle.It is measured by infrared range-measurement system not deep
The distance of infrared range-measurement system and sample plane and go deep into the difference of the distance of infrared range-measurement system and sample plane after sample when entering sample
Value, the calculating of chip microcontroller descending depth, by display screen input speed demand and display, the input unit of speed requirement is also
The common input unit such as button may be used, microcontroller uses TFT color screen using STC series, display screen, realizes touch-screen input,
Infrared range-measurement system uses miniature infrared tube, by the opening and closing of the corresponding sectional valve of calculating control of depth, realizes different depth sample
Product partitioned storage convenient for subsequent detection data, improves the reliability and accuracy of data analysis.
Embodiment 3
10 lower section of Multi-layer Store room is provided with vibrator 11.Accelerate the slip velocity of subregion sample, avoid blocking.
Claims (6)
1. a kind of adjustable grain sampler of fan speed, including sampling storage room (1), the sampling storage room (1), which connects, to be taken
Sample delivery hose (2), the sampling delivery hose (2) connect probe tube (3), it is characterised in that：The sampling delivery hose (2)
Multi-layer Store room (10) are connected by wind turbine (9), the motor of the wind turbine (9) connects microcontroller, the list by alignment circuit
Piece machine connects touch screen.
2. a kind of adjustable grain sampler of fan speed according to claim 1, it is characterised in that：The alignment circuit
Physical circuit is as follows：The alignment circuit includes resistance R1, resistance R2, resistance R3, resistance R4, resistance R7, resistance RP1, amplifier
U1A, light emitting diode D1, diode D2, motor M, triode Q1, switch S1；Switch tri- interfacing grounds of S1, interface connection+
12V power supplys, two interface connecting luminous diode D1 anodes are grounded after light emitting diode D1 cathode series resistances R7, and two interfaces are also
Motor M is connected, motor M parallel-connected diodes D2, motor M are connected in series with triode Q1 emitters, and triode Q1 collectors connect
Ground, triode Q1 base stages connection resistance R3, resistance R3 connection amplifier U1A output terminals, resistance R3 are also transported via connection after resistance R4
Put U1A inverting inputs, amplifier U1A positive input end groundings, positive power source terminal connection+12V, negative power end connection+12V, resistance
R4 is also via resistance R2 connection resistance RP1 adjustable sides, and resistance RP1 power ends connect+12V and+12V respectively, and amplifier U1A reverse phases are defeated
Enter end and be also connected with connection microcontroller pin P1.0 after resistance R1.
3. a kind of adjustable grain sampler of fan speed according to claim 1, it is characterised in that：Residing Multi-layer Store
It is separated in room (10) by bottom plate (12), valve (13) is provided on the bottom plate (12), measurement is provided on the probe tube (3)
The infrared range-measurement system of depth selection, the infrared range-measurement system connect microcontroller, and the microcontroller connects the valve (13).
4. a kind of adjustable grain sampler of fan speed according to claim 3, it is characterised in that：The bottom plate (12)
For infundibulate, the valve (13) is arranged at the bottom plate (12) central opening, and the grain of sampling is made to pass through bottom plate (12) row
Enter different storage rooms.
5. a kind of adjustable grain sampler of fan speed according to claim 1, it is characterised in that：The probe tube
(3) junction with the sampling delivery hose (2) is provided with handle (4), and the infrared range-measurement system is arranged on the handle (4)
Lower section.
6. a kind of adjustable grain sampler of fan speed according to claim 1, it is characterised in that：The Multi-layer Store
Vibrator (11) is provided with below room (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810229221.4A CN108168953A (en) | 2018-03-20 | 2018-03-20 | A kind of adjustable grain sampler of fan speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810229221.4A CN108168953A (en) | 2018-03-20 | 2018-03-20 | A kind of adjustable grain sampler of fan speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108168953A true CN108168953A (en) | 2018-06-15 |
Family
ID=62512072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810229221.4A Withdrawn CN108168953A (en) | 2018-03-20 | 2018-03-20 | A kind of adjustable grain sampler of fan speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108168953A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766115A (en) * | 2020-07-02 | 2020-10-13 | 浙江省海洋水产养殖研究所 | A sampling device for aquatic products detect |
-
2018
- 2018-03-20 CN CN201810229221.4A patent/CN108168953A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766115A (en) * | 2020-07-02 | 2020-10-13 | 浙江省海洋水产养殖研究所 | A sampling device for aquatic products detect |
| CN111766115B (en) * | 2020-07-02 | 2023-08-08 | 荣成市运强水产食品有限公司 | Sampling device for aquatic product detection |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180615 |
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| WW01 | Invention patent application withdrawn after publication |