CN109141983A - A kind of on-line checking sampler and on-line checking sampling method - Google Patents
A kind of on-line checking sampler and on-line checking sampling method Download PDFInfo
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- CN109141983A CN109141983A CN201811059738.XA CN201811059738A CN109141983A CN 109141983 A CN109141983 A CN 109141983A CN 201811059738 A CN201811059738 A CN 201811059738A CN 109141983 A CN109141983 A CN 109141983A
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- line checking
- real time
- sampling
- detection
- reciprocating motion
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- 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
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
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- Life Sciences & Earth Sciences (AREA)
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
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- General Physics & Mathematics (AREA)
- Immunology (AREA)
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Abstract
The invention discloses a kind of on-line checking sampler and online test methods, real time sample device includes straight reciprocating motion apparatus and the turnover device that is arranged on linear reciprocating motion executive item, sampling head is provided in the rotation axis of turnover device, the sampling head includes sampling dish；The detection and analysis device includes spectrometer linear reciprocating motion support device, near-infrared spectrometer is provided on the extensible member of spectrometer linear reciprocating motion support device, the side of shell is provided with the inlet and outlet of the sampling head disengaging for real time sample device, the real time sample device and detection and analysis device is set to housing cavity, tests and analyzes the top that device is set to real time sample device.Apparatus of the present invention are through practical application, and reliable in action, detection accuracy is high, long service life, use especially suitable for powdery compound feed quality on-line checking.
Description
Technical field
The present invention relates to a kind of detection device, especially a kind of on-line checking sampler and method.
Background technique
Feed quality detection is carried out in laboratory, after manual sampling, send to laboratory carry out it is quantitative or qualitative
Analysis detection.The detection method detection cycle is longer, can not accomplish real-time and quick response.
Currently, the production of feed has increasing need for carrying out on-line real-time measuremen to feed quality, quickly to adjust production
Procedure parameter reduces the generation of rejection rate.
Near infrared spectrum (NIRS) analytical technology is a kind of detection technique that can be used for real-time online process analysis procedure analysis, at present
It is widely used in the various industries such as feed, agricultural, food, drug, petrochemical industry, daily use chemicals.By being filled on the assembly line of Feed Manufacturing
With near infrared spectrum detection device, on-line checking can be carried out to raw material, semi-finished product, finished product etc..Due to the complexity of fodder production line
The diversity of property and near infrared spectroscopy instrument, there is presently no general or special purpose powdery compound feed quality on-line checkings to take
Sampling device.
Summary of the invention
It is an object of the invention in place of overcome the deficiencies in the prior art, and provide it is a kind of versatile, can be right in real time
The on-line checking sampler that feed on production line is detected.
Another object of the present invention, which also resides in, provides a kind of on-line checking sampler and method.
A kind of on-line checking sampler includes real time sample device, tests and analyzes device and shell, and described is real-time
Sampler includes straight reciprocating motion apparatus and the turnover device that is arranged on linear reciprocating motion executive item, is filled in overturning
Sampling head is provided in the rotation axis set, the sampling head includes sampling dish；The detection and analysis device includes light
Spectrometer linear reciprocating motion support device, is provided near infrared light on the extensible member of spectrometer linear reciprocating motion support device
Spectrometer is provided with cover board on shell, the side of shell be provided with for real time sample device sampling head disengaging into
Outlet, the real time sample device and detection and analysis device are set to housing cavity, and detection and analysis device is set to be taken in real time
The top of sampling device, on-line checking sampler sampling dish when being in detecting state are located at the near infrared light for testing and analyzing device
The underface of spectrometer, is provided with lid on shell, is provided with plate in the inlet and outlet for sampling head disengaging of shell,
Plate is to automatically control.
On-line checking sampler of the invention, attaches it at granular material feeder pipe, opens in feeder pipe corresponding position
If inlet and outlet, by the inlet and outlet on the inlet and outlet alignment feeder pipe of on-line checking sampler and fixation when installation, when operating,
Plate is detached, after stretch out motion done forward by the straight reciprocating motion apparatus of real time sample device, drive sampling head to advance simultaneously
Into blanking tube cavity, at this point, starting turnover device, turnover device drives the overturning of sampling head progress certain angle, to empty
Object in sampling dish, then return, and stand certain time and start after receiving powder, the reciprocating linear of real time sample device is transported
Device retreats, and drives sampling head return, at this time plate return, then spectrometer linear reciprocating motion does forward stretch out motion, band
Dynamic spectrometer moves to above sampling dish, carries out the quality Scanning Detction of granular material, and detection terminates, spectrometer reciprocating linear fortune
Dynamic device retreats return, and detection finishes, and is ready for the detection of next round.
The sampling head further includes having vibration motor, and the sampling dish is connected with vibration motor and follows vibration motor
Movement.
Sampling dish is connected with vibration motor, vibration can be realized while overturning in sampling dish in this way, to can guarantee
The material that upper batch in sampling dish has detected, which is toppled over, completely allows the granular material that feeding can be flowed in real time next time.
The detection and analysis device further includes having cleaning cotton, and the cleaning cotton is arranged at near-infrared spectrometer
The lower detection face contact of the position of lower detection faces when off working state, cleaning cotton and near-infrared spectrometer.
Clean surface is set, and when such spectrometer is retracted after detection, in fallback procedures, cleaning cotton can be to spectrum
Instrument detection faces directed downwardly are cleaned, to improve the detection essence seat degree of spectrometer.
It is provided in adjustable inlet and outlet on the top of the inlet and outlet of shell along height, inlet and outlet adjustment height scraper
Plate, the opposite inlet and outlet of material scraping plate can be adjusted up and down in height manually.
The present invention is by adjusting scraper plate upper-lower height, i.e., the height of material, realizes spectrometer to not in adjustable sampling dish
With the requirement for needing different detecting distances when granular material detection.
The implementation of adjustment height material scraping plate has very much, and clothes-hook is such as provided on shell, along its height on material scraping plate
The jack of degree setting in column, is realized by the different location that clothes-hook is fixed on jack.
The straight reciprocating motion apparatus of the real time sample device is cylinder or hydraulic cylinder.
The spectrometer linear reciprocating motion support device is that cylinder or hydraulic cylinder drive.
The turnover device is rotating stepper motor.
The fixed plate of the stepper motor of the real time sample device is fixed on the linear reciprocating motion of real time sample device
On the piston rod of device cylinder, sampling head is connected in the shaft of rotating stepper motor.
The cleaning cotton is fixed on bracket, and bracket is fixed on shell.
The plate is controlled by cylinder or hydraulic cylinder.
When detection, plate is detached for a kind of on-line checking sampler method, after by real time sample device reciprocating linear
Telecontrol equipment does forward stretch out motion, drives sampling head to advance and enters feeder pipe inner cavity, at this point, starting turnover device, overturning
Device drives sampling head to carry out the overturning of certain angle, to empty the object in sampling dish, then return, and stand certain time
Start after receiving granular material, the reciprocating linear shipping unit of real time sample device retreats, and drives sampling head return, and plate returns at this time
Position, then spectrometer linear reciprocating motion does forward stretch out motion, and spectrometer is driven to move to above sampling dish, carries out powder
The quality Scanning Detction of material, detection terminate, and spectrometer straight reciprocating motion apparatus retreats return, and detection is finished, is ready for down
The detection of one wheel.
In summary, the present invention following advantage compared with prior art:
(1) spectrometer is placed in above sampling dish by apparatus of the present invention, and the detection of detection process spectrometer down, is not easy dust accumulation, is examined
It is more secure to survey precision.
(2) apparatus of the present invention use step motor control rotating device, and 70~90 degree of rotation is carried out to sampling dish, real
The batch turning of existing last detection material, structure is simple, reliable in action.
(3) apparatus of the present invention are provided with plate, and only in sampling, plate is opened, remaining time is in close state, and guarantee
Spatter property inside sampler.
Apparatus of the present invention are through practical application, and reliable in action, detection accuracy is high, and long service life is matched especially suitable for powdery
Feed quality on-line checking is closed to use.Certainly, the present apparatus can also be applied to the duct type granular material or other granular of other industries
The occasion that material flows from top to down, all structures or sampling feature meet content involved by this patent, then are related to this patent protection
Range.
Detailed description of the invention
Fig. 1 is the schematic diagram that on-line checking sampler of the invention is in detecting state.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the schematic diagram that on-line checking sampler is in sampling state.
Fig. 4 is the schematic diagram that on-line checking sampler is in batch turning state.
Fig. 5 is the functional block diagram of on-line checking sampler of the invention.
13 sampling head of label declaration 1 real time sample device, 11 straight reciprocating motion apparatus, 12 turnover device, 131 sampling dish 132
The fixed plate 2 of 14 stepper motor of vibration motor tests and analyzes 21 spectrometer linear reciprocating motion support device of device, 22 cleaning cotton 23
3 shell 31 of near-infrared spectrometer imports and exports 32 plate, 33 material scraping plate, 4 bracket.
Specific embodiment
The present invention is described in more detail below with reference to embodiment.
Embodiment 1
A kind of on-line checking sampler includes real time sample device 1, tests and analyzes device 2 and shell 3, and described is real-time
Sampler includes straight reciprocating motion apparatus 11 and the turnover device being arranged on linear reciprocating motion executive item 12, is being turned over
It is provided with sampling head 13 in the rotation axis of rotary device, the sampling head includes sampling dish 131 and vibration motor 132, described
Sampling dish be connected with vibration motor vibration motor followed to move；The detection and analysis device includes spectrometer reciprocating linear
Movement supporting device 21 and cleaning cotton 22, are provided near infrared light on the extensible member of spectrometer linear reciprocating motion support device
The position of lower detection faces when near-infrared spectrometer is in off working state is arranged in spectrometer 23, the cleaning cotton
It sets, the lower detection face contact of cleaning cotton and near-infrared spectrometer.It is provided with cover board on shell, is arranged in the side of shell
There are the inlet and outlet 31 of the sampling head disengaging for real time sample device, the real time sample device and detection and analysis device are set to
Housing cavity, tests and analyzes the top that device is set to real time sample device, and on-line checking sampler is being in detecting state
When sampling dish be located at test and analyze device near-infrared spectrometer underface, lid is provided on shell, in shell
The inlet and outlet for sampling head disengaging on be provided with plate 32, plate is to automatically control.It is arranged on the top of the inlet and outlet of shell
Have along the material scraping plate 33 of the inlet and outlet adjustment height of height in adjustable inlet and outlet, the opposite inlet and outlet of material scraping plate upper manually can be lowered
Section height.The straight reciprocating motion apparatus of the real time sample device and the spectrometer linear reciprocating motion support device
For cylinder.The turnover device is rotating stepper motor.The fixed plate 14 of the stepper motor of the real time sample device is solid
It is scheduled on the piston rod of straight reciprocating motion apparatus cylinder of real time sample device, sampling head is connected to turning for rotating stepper motor
On axis.The cleaning cotton is fixed on bracket, and bracket 4 is fixed on shell.The plate is controlled by cylinder or hydraulic cylinder.
When work, when needing real-time sampling to detect, 9 piston rod of (1) plate cylinder is retreated, and drives sampler is closed to insert
Plate 13 is opened；(2) after a certain period of time, sampling 6 piston rod of telescopic cylinder advances, and sampling dish 10 is put in mash feed feeder pipe
It is interior；(3) after a certain period of time, rotation batch turning is worked with stepper motor 7, passes through given stepwise operation, control sampling disc spins 70
~90 degree, while rotation batch turning is worked with stepper motor 7, the vibration motor 11 for being installed on sampling pan bottom is started to work, will
Material in original sampling dish is cleaned out；(4) after a certain period of time, rotation batch turning is resetted with stepper motor 7, and vibration motor 11 stops
It only works, at this point, sampling dish 10 starts to receive granular material；(5) after a certain period of time, sampling 6 piston rod of telescopic cylinder backs to
Position during after the retrogressing of sampling dish 10, by the scraper of adjustment height material scraping plate 14, is put down on the granular material in sampling dish 10
Face is calibrated；(6) after a certain period of time, 9 piston rod of plate cylinder advances, and the closed plate 13 of sampler is driven to close；(7) certain
After time, 3 piston rod of spectrometer telescopic cylinder advances, and carries out the quality Scanning Detction of granular material, detection terminates, and spectrometer is stretched
3 piston rod of contracting cylinder retreats, and in fallback procedures, is cleaned using cleaning sponge 12 to spectrometer detection faces directed downwardly.
The not described part of the present embodiment is same as the prior art.
Embodiment 2
A kind of on-line checking sampler method, provides the on-line checking sampler of embodiment 1, and when detection, plate is detached,
Stretch out motion is done forward by the straight reciprocating motion apparatus of real time sample device afterwards, sampling head is driven to advance and enter in feeder pipe
Chamber, at this point, starting turnover device, turnover device drives the overturning of sampling head progress certain angle, to empty the object in sampling dish
Body, then return, standing certain time start after receiving granular material, and the reciprocating linear shipping unit of real time sample device retreats,
Sampling head return is driven, at this time plate return, then spectrometer linear reciprocating motion does forward stretch out motion, drives spectrometer fortune
It moves above sampling dish, carries out the quality Scanning Detction of granular material, detection terminates, and spectrometer straight reciprocating motion apparatus retreats
Return, detection finish, and are ready for the detection of next round.
The not described part of the present embodiment is same as Example 1.
Claims (10)
1. a kind of on-line checking sampler, it is characterised in that: include real time sample device, test and analyze device and shell,
The real time sample device includes straight reciprocating motion apparatus and the overturning being arranged on linear reciprocating motion executive item dress
It sets, sampling head is provided in the rotation axis of turnover device, the sampling head includes sampling dish；The detection and analysis dress
Setting includes spectrometer linear reciprocating motion support device, is arranged on the extensible member of spectrometer linear reciprocating motion support device
There is near-infrared spectrometer, cover board is provided on shell, the side of shell is provided with the sampling for real time sample device
The inlet and outlet of head disengaging, the real time sample device and detection and analysis device are set to housing cavity, test and analyze device and set
It is placed in the top of real time sample device, on-line checking sampler sampling dish when being in detecting state, which is located at, tests and analyzes device
Near-infrared spectrometer underface, be provided with plate in inlet and outlet of the shell for sampling head disengaging, plate be from
Dynamic control.
2. on-line checking sampler according to claim 1, it is characterised in that: the sampling head further includes having vibration
Motor, the sampling dish are connected with vibration motor and vibration motor are followed to move.
3. on-line checking sampler according to claim 1 or 2, it is characterised in that: the detection and analysis device is also
It include cleaning cotton, the position of lower detection faces when near-infrared spectrometer is in off working state is arranged in the cleaning cotton
It sets, the lower detection face contact of cleaning cotton and near-infrared spectrometer.
4. on-line checking sampler according to claim 3, it is characterised in that: be arranged on the top of the inlet and outlet of shell
Have along height, inlet and outlet adjustment height material scraping plate in adjustable inlet and outlet, the opposite inlet and outlet of material scraping plate are lowered with upper manually
Section height.
5. on-line checking sampler according to claim 4, it is characterised in that: the real time sample device it is reciprocal
Linear motion device and spectrometer linear reciprocating motion support device are cylinder or hydraulic cylinder.
6. on-line checking sampler according to claim 5, it is characterised in that: the turnover device is rotation stepping
Motor.
7. on-line checking sampler according to claim 6, it is characterised in that: the stepping of the real time sample device
The fixed plate of motor is fixed on the piston rod of straight reciprocating motion apparatus cylinder of real time sample device, and sampling head is connected to rotation
Turn in the shaft of stepper motor.
8. on-line checking sampler according to claim 7, it is characterised in that: the cleaning cotton is fixed on bracket
On, bracket is fixed on shell.
9. on-line checking sampler according to claim 8, it is characterised in that: the plate is by cylinder or hydraulic cylinder
Control.
10. a kind of on-line checking sampler method, it is characterised in that: provide on-line checking sampling as described in claim 1
When detection, plate is detached for device, after stretch out motion done forward by the straight reciprocating motion apparatus of real time sample device, drive
Sampling head advances and enters feeder pipe inner cavity, at this point, starting turnover device, turnover device drive sampling head to carry out certain angle
Overturning, to empty the object in sampling dish, then return, standing certain time start after receiving granular material, real time sample dress
The reciprocating linear shipping unit set retreats, and drives sampling head return, at this time plate return, and then spectrometer linear reciprocating motion is forward
Stretch out motion is done, drives spectrometer to move to above sampling dish, carries out the quality Scanning Detction of granular material, detection terminates, light
Spectrometer straight reciprocating motion apparatus retreats return, and detection finishes, and is ready for the detection of next round.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811059738.XA CN109141983B (en) | 2018-09-12 | 2018-09-12 | Online detection sampling device and online detection sampling method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811059738.XA CN109141983B (en) | 2018-09-12 | 2018-09-12 | Online detection sampling device and online detection sampling method |
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| CN109141983A true CN109141983A (en) | 2019-01-04 |
| CN109141983B CN109141983B (en) | 2024-07-26 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110802043A (en) * | 2019-11-12 | 2020-02-18 | 中国兵器装备集团自动化研究所 | Full-automatic moisture detection device |
| CN111579525A (en) * | 2020-05-15 | 2020-08-25 | 甘肃银光化学工业集团有限公司 | Device for automatically detecting moisture of powdery energetic material |
| CN112781908A (en) * | 2020-12-24 | 2021-05-11 | 武汉诺伦电气有限公司 | Online analytical instrument system |
| CN114486760A (en) * | 2022-01-24 | 2022-05-13 | 浙江省农业科学院 | Detection method for detecting biotoxin in feed |
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| CN110802043A (en) * | 2019-11-12 | 2020-02-18 | 中国兵器装备集团自动化研究所 | Full-automatic moisture detection device |
| CN111579525A (en) * | 2020-05-15 | 2020-08-25 | 甘肃银光化学工业集团有限公司 | Device for automatically detecting moisture of powdery energetic material |
| CN111579525B (en) * | 2020-05-15 | 2023-10-20 | 甘肃银光化学工业集团有限公司 | Device for automatically detecting water content of powdery energetic material |
| CN112781908A (en) * | 2020-12-24 | 2021-05-11 | 武汉诺伦电气有限公司 | Online analytical instrument system |
| CN114486760A (en) * | 2022-01-24 | 2022-05-13 | 浙江省农业科学院 | Detection method for detecting biotoxin in feed |
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|---|---|
| CN109141983B (en) | 2024-07-26 |
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