CN108613932A - A kind of new side illuminated sample mixing device - Google Patents
A kind of new side illuminated sample mixing device Download PDFInfo
- Publication number
- CN108613932A CN108613932A CN201810806856.6A CN201810806856A CN108613932A CN 108613932 A CN108613932 A CN 108613932A CN 201810806856 A CN201810806856 A CN 201810806856A CN 108613932 A CN108613932 A CN 108613932A
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- Prior art keywords
- sample
- turntable
- dress
- drawer
- mixing device
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Classifications
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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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
- G01N2001/386—Other diluting or mixing processes
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of new side illuminated sample mixing devices, including sample turntable, the sample turntable is fixedly mounted in the front surface of front panel support, sample turntable outer surface is cylindrical shell, its internal formation closed cavity, the top of closed cavity is semicircular mixed sample pool, lower part is equipped with dress sample drawer mounting groove, it is mounted therein with semicircular detachable dress sample drawer, the mixed sample pool rear surface is glass window, and the rear surface for the sample turntable being connected with glass window is equipped with reference plate fixing groove, reference substance fixing groove and zero sensor；Further include the diffusing reflection sampling apparatus being arranged in board mount rear surface in front, the sample turntable, which is driven by the axis that is rotatably connected by electric rotating machine, to be rotated.For the present invention using semicircle dress sample, semicircle sample mixing, 360 ° of methods overturn, dress sample is easy, and number of motors used is few, control is simple, good reliability, and the measurement error that exclusion sample unevenness introduces effectively increases measurement accuracy.
Description
Technical field
The present invention relates to spectral measuring devices sample mixing engineering device technique field, especially a kind of new side illuminated sample mixing device.
Background technology
In the prior art, illuminated or lower illuminated acquire sample spectra in generally use when spectrometer measurement sample, for equal
The bad sample of even property is usually acquired average treatment with rotation sample mode, but plane of illumination is usually single side irradiation,
Sample arranges uneven spectrum during leading to sample test sample and random fluctuation impact analysis occurs as a result, to reduce the unevenness of sample
Even property, conventional method are homogenized using the light that integrating sphere reflects sample, but are influenced to be difficult by sample by integrating sphere size
The error of the uneven introducing of product size is preferably minimized；Using the rotary optical spectrum instrumentation of transparent two sides, sample side can be made to revolve
Turn side measurement, improve spectrum repeatability, but for granular sample, the phenomenon that there are light leakages, influences measurement accuracy, sample dress
Enter to be required to automatic device with export and controlled, complicated poor reliability, and powdered samples are not easy to clean.
Invention content
The applicant is directed to the disadvantage in above-mentioned existing production technology, provides a kind of side illuminated sample mixing dress reasonable for structure
It sets, it is easy to use, safeguard simple, raising spectral measurement precision.
The technical solution adopted in the present invention is as follows：
A kind of new side illuminated sample mixing device, including sample turntable, the sample turntable are fixedly mounted on front panel support
Front surface on, sample turntable outer surface is cylindrical shell, and internal to form closed cavity, the top of closed cavity is semicircle
The mixed sample pool of shape, lower part are equipped with dress sample drawer mounting groove, are mounted therein with semicircular detachable dress sample drawer, the mixed sample pool
Rear surface is glass window, and the rear surface for the sample turntable being connected with glass window is equipped with reference plate fixing groove, reference substance
Fixing groove；Further include the diffusing reflection sampling apparatus being arranged in board mount rear surface in front and zero sensor, the sample turns
Disk, which is driven by the axis that is rotatably connected by electric rotating machine, to be rotated.
For the zero sensor vertical in the rear surface of the sample turntable, sample turntable is equipped with zero induction point, returns
Zero induction point interacts with the zero sensor.
The diffusing reflection sampling apparatus is installed vertically on the rear surface of front panel support.
The dress sample drawer is fixed on by magnetic absorbing seat in dress sample drawer mounting groove, and dress sample drawer top edge is equipped with dress
Sample drawer card slot, dress sample drawer card slot are caught in mixed sample pool front surface lower edge, and will dress sample drawer and dress sample drawer mounting groove card
Tightly.
The electric rotating machine is fixed to by D types fixing groove and motor fixed rack on front panel support, D type fixing grooves position
In the rear surface of sample turntable, the output shaft of electric rotating machine and the axis connection that is rotatably connected installed on sample turntable, electric rotating machine
Use stepper motor or servo motor.
The sample turntable is fixedly mounted on by sample turntable mounting hole on front panel support.
Standard reflectivity reflecting plate is installed, the reference substance fixing groove places wavelength stabilization in the reference plate fixing groove
Standard substance.
The rotatable connection axis of the sample turntable and the angle installation that horizontal direction is in less than 45 °.
The rotatable connection axis of the sample turntable is installed in the horizontal direction.
The mixed sample pool rear surface glass window uses quartz glass or sapphire glass.
Beneficial effects of the present invention are as follows：
Structure of the invention is compact, reasonable, easy to operate, by using semicircle dress sample, semicircle sample mixing, 360 ° of sides overturn
Method, number of motors used is few, control is simple, good reliability, can be demarcated to spectrometer, can exclude sample unevenness
Error is measured in the side of introducing, effectively increases measurement accuracy precision.Meanwhile the present invention also has the following advantages that：
1. the sample turntable of the present invention is rotated by 360 °, the sample inside mixed sample pool rearranges, repeat samples scanning step,
Spectrum after multi collect is entered into back-end processing system, completes the removal of sample arrangement information interference, solves sample unevenness
Measurement result repeatability caused by even and the bad problem of accuracy.
2. the mixed sample pool of the present invention is using semicircle glass window, with traditional use two panels full-scale glass dress sample pond phase
Than, convenient for cleaning, meanwhile, the adjustment of the rotation connecting shaft setting angle of cooperation sampling sabot, covering of the sample in glass window
Property is good, prevents light leakage.
3. the flexible operation mode, convenient for cleaning of the dress sample drawer side dress sample of the present invention, sampling, dress sample drawer card slot
Being arranged makes the edge clamping of dress sample drawer, prevents rotation sample from leaking out；Dress sample drawer collectively forms the sample of sealing with mixed sample pool
Turntable, compact-sized reasonable, sample arrangement renewal speed is fast during dynamic rotary rolls.
4. the present invention zero sensor can coordinate zero position, to zero position carry out observing and controlling, reference plate fixing groove,
The standard substance that reference plate and wavelength stabilization can be installed in reference substance fixing groove, completes the calibration of spectrometer, improves the survey of device
Accuracy of measurement.
5. the sample turntable of the present invention can be disassembled from motor shaft, cleaning is simple, repair and replacement cost more
It is low.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the mounting structure schematic diagram of electric rotating machine of the present invention.
Fig. 3 is the structural schematic diagram of inventive samples turntable.
Wherein：1, sample turntable；2, front panel support；3, sample drawer mounting groove is filled；4, mixed sample pool；5, sample drawer is filled；6、
Sample turntable mounting hole；7, electric rotating machine；8, diffusing reflection sampling apparatus；9, motor fixed rack；10, be zeroed sensor；11、D
Type fixing groove；12, reference plate fixing groove；13, reference substance fixing groove；14, magnetic absorbing seat；15, glass window；16, be zeroed induction point；
17, sample drawer card slot is filled.
Specific implementation mode
Below in conjunction with the accompanying drawings, illustrate the specific implementation mode of the present invention.
As shown in Figure 1, Figure 2 and Figure 3, the new side illuminated sample mixing device of the present embodiment, including sample turntable 1, sample turn
Disk 1 is fixedly mounted in the front surface of front panel support 2, and 1 outer surface of sample turntable is cylindrical shell, internal to form closing
The top of cavity, closed cavity is semicircular mixed sample pool 4, and lower part is equipped with dress sample drawer mounting groove 3, is mounted therein with semicircle
Detachable dress sample drawer 5,4 rear surface of mixed sample pool is glass window 15, after the sample turntable 1 being connected with glass window 15
Surface is equipped with reference plate fixing groove 12, reference substance fixing groove 13；Further include that setting is unrestrained anti-in 2 rear surface of board mount in front
Sampling apparatus 8 and zero sensor 10 are penetrated, sample turntable 1, which is driven by the axis that is rotatably connected by electric rotating machine 7, to be rotated.
Sample turntable 1 is equipped with zero induction point 16, and zero induction point 16 interacts with zero sensor 10, and zero passes
Rear surface of the sensor 10 perpendicular to sample turntable 1.
Diffusing reflection sampling apparatus 8 is installed vertically on the rear surface of front panel support 2.
Dress sample drawer 5 is fixed on by magnetic absorbing seat 14 in dress sample drawer mounting groove 3, and 5 top edge of dress sample drawer is equipped with dress sample
Drawer card slot 17, dress sample drawer card slot 17 are caught in 4 front surface lower edge of mixed sample pool, and will dress sample drawer 5 and dress sample drawer installation
3 clamping of slot.
Electric rotating machine 7 is fixed to by D types fixing groove 11 and motor fixed rack 9 on front panel support 2, D type fixing grooves
11 are located at the rear surface of sample turntable 1, the output shaft of electric rotating machine 7 and the axis connection that is rotatably connected installed on sample turntable 1, rotation
Rotating motor 7 uses stepper motor or servo motor.
Sample turntable 1 is fixedly mounted on by sample turntable mounting hole 6 on front panel support 2.
Standard reflectivity reflecting plate is installed, reference substance fixing groove 13 places the mark of wavelength stabilization in reference plate fixing groove 12
Quasi- substance.
The rotatable connection axis of sample turntable 1 and the angle installation that horizontal direction is in less than 45 °.
The rotatable connection axis of sample turntable 1 is installed in the horizontal direction.
4 rear surface glass window 15 of mixed sample pool uses quartz glass or sapphire glass.
The course of work of illuminated sample mixing device in side provided in this embodiment is as follows：
Step 1：Sample turntable 1 is first in clean state, that is, fills sample drawer 5 and be horizontally oriented, drawer mouth upward,
Zero induction point 16 can interact with zero sensor 10, and read the initial position of sample turntable, carry out zero detection；
Step 2：Dress sample drawer 5 is pulled out from sample turntable 1, sample to be tested is fitted into filling in sample drawer 5, sample will be filled
In the push-in dress sample drawer of drawer 5 mounting groove 3, dress sample is completed；
Step 3：Sample turntable 1 is automatically rotated to 180 ° of directions of opposite return-to-zero, the sample in dress sample drawer 5 by
Gravity influence automatically falls into mixed sample pool 4；
Step 4：The illumination that diffusing reflection sampling apparatus 8 is sent out is mapped on the glass window 15 of sample turntable 1, into sample
Inside, sample turntable 1 rotate left and right, and the sample inside mixed sample pool 4 is scanned, and the reflected light of sample is coupled to by sampling apparatus
Signal acquisition is carried out in spectrometer.
Step 5：Sample turntable 1 is rotated by 360 ° after the completion of scanning, and it is multiple to repeat step 4.
Step 6:Sample turntable 1 is zeroed after multiple sample mixing, pulls out dress sample drawer 5, sample is poured out, and completes to measure.
The side illuminated sample mixing device of the present embodiment fills sample using half disk, and the mode of half disk sample mixing, sample handling are by filling sample
For drawer 5 from side into sample is traveled out, drawer draw operation is convenient, and it is convenient to replace, and maintenance cost is low；Mixed sample pool 4 is swept using left and right
Mode is retouched, increases the area of acquisition sample, while 360 ° of overturnings rearrange sample physical state, and weight is carried in the spectrum of acquisition
Multiple sample space arrangement information is passed through spectra collection band by the information newly arranged using multiple rotary sample mixing and scanning
After going out, data processing is carried out, removes the influence of arrangement information, and then remove the influence of solid sample inhomogeneities；
The side illuminated sample mixing device of the present embodiment can demarcate spectrometer：12 inside of reference plate fixing groove can place
The reflecting plate of standard reflectivity, the ordinate parameter for demarcating spectrometer, 13 inside of reference substance fixing groove can place neutral wave
Long standard substance, the abscissa parameter for demarcating spectrometer；When sample turntable 1 is in return-to-zero, diffusing reflection sampling cartridge
8 light-emitting window to be set to overlap with the position of reference plate fixing groove 12, diffusing reflection sampling apparatus 8 directly acquires the spectrum of reference plate, when
When sample turntable rotates to 45 °, 8 light-emitting window of diffusing reflection sampling apparatus is overlapped with the position of reference substance fixing groove 13, and diffusing reflection is adopted
Sampling device 8 directly acquires the spectrum of reference substance, and judgement processing is carried out in the spectral transmissions to back-end system after the completion of acquiring, and confirms
Whether the state of spectrometer itself meets pre-provisioning request.
By adjusting the setting angle of electric rotating machine 7, the rotatable connection axis of sample turntable 1 can be horizontally arranged work,
It can work at the angle less than 45 ° with horizontal plane, sample made fully to be covered on glass window 15；Electric rotating machine 7 passes through D types
Fixing groove is fixed, and is conducive to locking.
Above description is explanation of the invention, is not the restriction to invention, limited range of the present invention is referring to right
It is required that within protection scope of the present invention, any type of modification can be made.
Claims (10)
1. a kind of new side illuminated sample mixing device, it is characterised in that：Including sample turntable (1), the fixed peace of the sample turntable (1)
In the front surface of front panel support (2), sample turntable (1) outer surface is cylindrical shell, internal to form closed cavity,
The top of closed cavity is semicircular mixed sample pool (4), and lower part is equipped with dress sample drawer mounting groove (3), is mounted therein with semicircle
Detachable fills sample drawer (5), and mixed sample pool (4) rear surface is glass window (15), the sample being connected with glass window (15)
The rear surface of product turntable (1) is equipped with reference plate fixing groove (12), reference substance fixing groove (13)；It further include setting plate branch in front
Diffusing reflection sampling apparatus (8) and zero sensor (10), the sample turntable (1) in frame (2) rear surface pass through rotatable connection
Axis is driven by electric rotating machine (7) to be rotated.
2. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The zero sensor (10) is hung down
Directly in the rear surface of the sample turntable (1), sample turntable (1) is equipped with zero induction point (16), zero induction point (16) with
Zero sensor (10) mutual induction.
3. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The diffusing reflection sampling apparatus
(8) it is installed vertically on the rear surface of front panel support (2).
4. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The dress sample drawer (5) passes through
Magnetic absorbing seat (14) is fixed in dress sample drawer mounting groove (3), and dress sample drawer (5) top edge is equipped with dress sample drawer card slot
(17), dress sample drawer card slot (17) is caught in mixed sample pool (4) front surface lower edge, and will dress sample drawer (5) and dress sample drawer installation
Slot (3) clamping.
5. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The electric rotating machine (7) passes through D
Type fixing groove (11) and motor fixed rack (9) are fixed on front panel support (2), and D types fixing groove (11) is located at sample turntable
(1) rear surface, the output shaft of electric rotating machine (7) and the axis connection that is rotatably connected installed on sample turntable (1), electric rotating machine
(7) stepper motor or servo motor are used.
6. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The sample turntable (1) passes through
Sample turntable mounting hole (6) is fixedly mounted on front panel support (2).
7. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The reference plate fixing groove (12)
Standard reflectivity reflecting plate is inside installed, the reference substance fixing groove (13) places the standard substance of wavelength stabilization.
8. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The rotation of the sample turntable (1)
Turn angle of the connecting shaft from the horizontal by 45 ° of ＜.
9. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The rotation of the sample turntable (1)
Turn connecting shaft to install in the horizontal direction.
10. a kind of new side illuminated sample mixing device as described in claim 1, it is characterised in that：The glass window (15) is adopted
With quartz glass or sapphire glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810806856.6A CN108613932B (en) | 2018-07-18 | 2018-07-18 | Novel side-illuminated sample mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810806856.6A CN108613932B (en) | 2018-07-18 | 2018-07-18 | Novel side-illuminated sample mixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108613932A true CN108613932A (en) | 2018-10-02 |
| CN108613932B CN108613932B (en) | 2023-08-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810806856.6A Active CN108613932B (en) | 2018-07-18 | 2018-07-18 | Novel side-illuminated sample mixing device |
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| Country | Link |
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| CN (1) | CN108613932B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1384769A (en) * | 1999-06-10 | 2002-12-11 | 普罗瓦利斯诊断有限公司 | Mixing apparatus and method of mixing |
| CN204479392U (en) * | 2015-03-13 | 2015-07-15 | 国家电网公司 | A kind of hand traverse disc type mixes sample device |
| US20150377770A1 (en) * | 2013-02-04 | 2015-12-31 | Hamamatsu Photonics K.K. | Spectrum measuring device and spectrum measuring method |
| CN205910112U (en) * | 2016-06-30 | 2017-01-25 | 北京市农林科学院 | Spectrum appearance total mark football shirt is put and spectrum appearance |
| CN206177798U (en) * | 2016-11-04 | 2017-05-17 | 天津同阳科技发展有限公司 | Diffuse reflection total mark ball detection device |
| CN207036696U (en) * | 2017-04-12 | 2018-02-23 | 桂林师范高等专科学校 | A kind of Full-automatic chemiluminescence analyzer mixer |
| CN108007863A (en) * | 2016-10-27 | 2018-05-08 | 三星电子株式会社 | Test device, tests the control method of system and test device |
| CN207502394U (en) * | 2017-12-11 | 2018-06-15 | 上海棱光技术有限公司 | A kind of diffusing reflection detection device of near-infrared spectrometers |
-
2018
- 2018-07-18 CN CN201810806856.6A patent/CN108613932B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1384769A (en) * | 1999-06-10 | 2002-12-11 | 普罗瓦利斯诊断有限公司 | Mixing apparatus and method of mixing |
| US20150377770A1 (en) * | 2013-02-04 | 2015-12-31 | Hamamatsu Photonics K.K. | Spectrum measuring device and spectrum measuring method |
| CN204479392U (en) * | 2015-03-13 | 2015-07-15 | 国家电网公司 | A kind of hand traverse disc type mixes sample device |
| CN205910112U (en) * | 2016-06-30 | 2017-01-25 | 北京市农林科学院 | Spectrum appearance total mark football shirt is put and spectrum appearance |
| CN108007863A (en) * | 2016-10-27 | 2018-05-08 | 三星电子株式会社 | Test device, tests the control method of system and test device |
| CN206177798U (en) * | 2016-11-04 | 2017-05-17 | 天津同阳科技发展有限公司 | Diffuse reflection total mark ball detection device |
| CN207036696U (en) * | 2017-04-12 | 2018-02-23 | 桂林师范高等专科学校 | A kind of Full-automatic chemiluminescence analyzer mixer |
| CN207502394U (en) * | 2017-12-11 | 2018-06-15 | 上海棱光技术有限公司 | A kind of diffusing reflection detection device of near-infrared spectrometers |
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|---|---|
| CN108613932B (en) | 2023-08-22 |
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