CN202092944U - Device for detecting ultramicro sample - Google Patents
Device for detecting ultramicro sample Download PDFInfo
- Publication number
- CN202092944U CN202092944U CN2011201711144U CN201120171114U CN202092944U CN 202092944 U CN202092944 U CN 202092944U CN 2011201711144 U CN2011201711144 U CN 2011201711144U CN 201120171114 U CN201120171114 U CN 201120171114U CN 202092944 U CN202092944 U CN 202092944U
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- China
- Prior art keywords
- micro
- sample
- submicrosample
- cavity
- example pipe
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Abstract
The utility model discloses a device for detecting an ultramicro sample, relating to the technical field of an optical detection instrument. The device comprises a fixing frame, a transparent platform, an ultramicro sample tube and an optical fiber tube, wherein a groove is arranged in the fixing frame; the transparent platform is arranged below the fixing frame; the ultramicro sample tube is inserted into the groove of the fixing frame and comprises a cavity and a liquid carrying tubule; and the optical fiber tube is inserted to the bottom part of the cavity of the ultramicro sample tube. A nape shoulder is arranged on the outside wall of the ultramicro sample tube, and a top shoulder is also arranged at the bottom of the cavity. In the utility model, the diameter of the liquid carrying tubule is at 0.5 mm - 1 mm, and the capacity of the liquid carrying tubule is at 1 microliter - 5 microliters; and the device can detect the ultramicro sample conveniently, fast, safely and reliably within one second by being applied to an ultraviolet spectrophotometer and other spectrum analyzers to analyze.
Description
Technical field
The utility model relates to the optical detecting instrument technical field, is specifically related to a kind of submicrosample detection device.
Background technology
Along with the further investigation of life science, environmental science, more and more harsher to the requirement of the analysis means of spectrometric instrument, not only require testing process fast, convenient; Testing result is safe and reliable; Also further requiring the sample size of analyzing and testing is provided is trace level, preferably the ultra micro magnitude.
For realizing this goal, having researched and developed the analyzing and testing sample size abroad in succession only is 1
, 5
Ultra micro magnitude design proposal and corresponding product thereof, and the research of domestic this respect is just at the early-stage, it only is 1 that domestic industry circle also is badly in need of developing the homemade analytic sample amount with independent intellectual property right
Corresponding product.
The utility model has solved the bigger problem of amount of samples of micro-example pipe in the prior art, adopt disposable application scheme, avoided excessive flushing and the cross pollution in the traditional operation, because the carrier fluid mode of micro-example pipe has the characteristics of sealing, prevented the volatilization of micro-example, guarantee the accuracy and the repeatability of measurement result, proposed a kind of confession 1
～5
Submicrosample detects with submicrosample detection device, can carry out fast detecting to the ultramicron fluid sample for spectrometric instrument and use, and has apparatus structure advantage simple, easy to use, can realize 1
～5
Quick, the safe and reliable analyzing and testing of submicrosample.
Summary of the invention
The utility model proposes a kind of submicrosample detection and use device, it is characterized in that, comprising:
Fixed mount (3) is provided with groove in it;
Printing opacity platform (4), it is arranged at described fixed mount (3) below;
Micro-example pipe (1), it is inserted in the groove of described fixed mount (3); Described micro-example pipe (1) comprises cavity and carrier fluid tubule (2), and described carrier fluid tubule (2) is arranged on described cavity lower end and is communicated with cavity; The bottom of described carrier fluid tubule (2) has an opening (5); Described printing opacity platform (4) is close in the bottom of described micro-example pipe (1);
Optical fibre tube (6), it is inserted into the bottom of the cavity of described micro-example pipe (1).
Submicrosample of the present utility model detects with in the device, and the lateral wall of described micro-example pipe (1) is provided with a shoulder (1a), and the bottom of described cavity is provided with top shoulder (1b).
Submicrosample of the present utility model detects with in the device, and described carrier fluid tubule (2) diameter is 0.5mm～1mm, and capacity is 1
～5
Detect with in the device as submicrosample of the present utility model, the bottom of described carrier fluid tubule (2) closely contacts with described printing opacity platform (4).
Submicrosample of the present utility model detects with in the device, the profile of described micro-example pipe (1) and described groove coupling.
Submicrosample of the present utility model detects with in the device, and described micro-example pipe (1) is back taper.
Submicrosample of the present utility model detects with in the device, and described cavity is back taper, and described carrier fluid tubule (2) is cylindrical.
The purpose of this utility model is a kind of a kind of submicrosample detection devices that the ultramicron fluid sample carried out the fast detecting use of research and development.
It is the back taper tubulose that submicrosample that the utility model provides detects with micro-example pipe included in the device, and its large awl end has a taper rifle head interface that can match coupling with the rifle head of the micro sample-adding rifle of present use; Its conelet end has a carrier fluid tubule that links to each other with self cavity, and described carrier fluid tubule capacity can be according to 1
～5
The different size design of capacity can be contained and be carried 1
～5
Fluid sample.Included micro-example pipe in the utility model is applied to spectrometric instrument carries out submicrosample as a kind of sample cell of special requirement detection.
A kind of submicrosample that the utility model provides detects and mainly comprises with device:
(1) above-mentioned trace sample tube for detecting ultra-trace example;
(2) can fix the fixed mount of above-mentioned micro-example pipe, in the use as the specimen holder of spectrometric instrument;
(3) the printing opacity platform of being close to mutually with described fixed mount bottom surface, in the use as the incident optical window of spectrometric instrument;
(4) one optical fibre tubes can be inserted on the top shoulder of above-mentioned micro-example pipe carrier fluid tubule, receive, transmit the detection signal of spectrometric instrument;
Submicrosample of the present utility model detects with device in actual use, and when a concentrated light sees through printing opacity platform and carrier fluid tubule, it becomes detection signal after the transmission of optical fibre tube, for spectrometric instrument provides the analyzing and testing signal.
Because a kind of submicrosample that the utility model provides detects simple with apparatus structure, easy to use, the micro-example Guan Jike that it adopts cooperates coupling with it by general micro sample-adding rifle, carry out quantitative imbibition sample introduction, can become easily again has the particular sample of certain light path pond to be used in the spectrophotometer, in case of necessity, also can reclaim micro-example easily.Because the micro-example pipe has adopted antipollution polypropylene FINNTIPS material and detachable disposable application scheme, avoided excessive flushing and the cross pollution in the traditional operation again.Moreover because the carrier fluid mode of micro-example pipe has sealing, optical path length also is a definite value, has prevented the volatilization of micro-example, has guaranteed the accuracy and the repeatability of measurement result, has reached the safe and reliable purpose of measurement result.In addition, the utility model device is also very convenient for the cleaning operation of printing opacity platform.The utility model be applied in the spectrometric instruments such as ultraviolet spectrophotometer can be in 1 second to micro-example carry out easily and fast, safe and reliable analyzing and testing.
Below, describe detail and working condition in conjunction with the accompanying drawings and embodiments in detail according to the device that the utility model proposes.
Description of drawings
Fig. 1 is that the utility model submicrosample detects the structural representation with device.
Wherein, 1 expression micro-example pipe, 1a represents a shoulder, and 1b represents the top shoulder, and 2 expression carrier fluids move pipe, 3 expression fixed mounts, 4 expression printing opacity platforms, the bottom of 5 expression micro-example pipes, 6 expression optical fibre tubes.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described, following examples only are used for the technical solution of the utility model more clearly is described, and do not limit protection domain of the present utility model with this.
As shown in Figure 1, a kind of submicrosample that provides of the utility model detects and comprises with device: micro-example pipe (1), carrier fluid tubule (2), fixed mount (3) and printing opacity platform (4).
In the present embodiment, fixed mount is provided with groove in (3), and printing opacity platform (4) is arranged at fixed mount (3) below.
The micro-example pipe (1) that is inserted in the groove of fixed mount has a horizontal bottom (5), and this bottom (5) closely contact with printing opacity platform (4).Micro-example pipe (1) comprises cavity and carrier fluid tubule (2), and carrier fluid tubule (2) is arranged on the cavity lower end, and is communicated with cavity.
Optical fibre tube (6) is vertically installed in the cavity of micro-example pipe (1), and is communicated with carrier fluid tubule (2).
In the present embodiment, carrier fluid tubule (2) diameter is 0.5mm～1mm, and capacity is 1
～5
The bottom of carrier fluid tubule (2) contacts with printing opacity platform (4).
The profile of micro-example pipe (1) and described groove coupling are back taper.Cavity in the micro-example pipe (1) also is back taper, and carrier fluid tubule (2) is cylindrical.
Micro-example pipe of the present utility model (1) can be used with existing micro sample-adding rifle, the top cover of micro-example pipe (1) is connected on the rifle head of micro sample-adding rifle, according to the running program of micro sample-adding rifle, press the action button of micro sample-adding rifle then, carry out the imbibition sample introduction.
The lateral wall of micro-example pipe (1) is provided with a shoulder (1a), and the bottom of cavity is provided with top shoulder (1b).
The top of back taper micro-example pipe (1) is with after the rifle head of general micro sample-adding rifle cooperates the coupling sample introduction, relend the bar of shirking that helps the micro sample-adding rifle, according to its shoulder 1(a) and with lower cone section, loading and unloading are positioned to have in the groove of fixed mount 3 of same back draught cavity.
Carrier fluid tubule (2) upper end has the top that can withstand optical fibre tube (6) top optical fiber head just to take on 1(b), the bottom of micro-example pipe (1) flushes with fixed mount (3) bottom surface, and is close to printing opacity platform (4).Seeing through platform and can adopt the quartz material that generally uses in the ultraviolet-visible spectrophotometry in the utility model.Quartz material has good uv transmittance, and material is equipped with easily, and the ultraviolet spectrum that wavelength is low to moderate 190nm still has high permeability.
Because the micro-example pipe that the utility model adopts is the back taper tubulose, the large awl end at its top has a taper rifle head that can match coupling with the rifle head of the micro sample-adding rifle of present use to join; The one carrier fluid tubule that links to each other with self cavity is arranged in the conelet end of its bottom.The capacity of carrier fluid tubule can be according to 1
～5
The different size design of capacity can be contained and be carried 1
～5
Fluid sample.The micro-example pipe that adopts in the utility model can be applicable to spectrometric instrument carries out submicrosample as a kind of sample cell of special requirement detection.
The rifle head of the general micro sample-adding rifle that uses (or claiming the mouth awl) is conical at present, when the micro-example pipe cooperates coupling by the micro sample-adding rifle, elder generation is connected to the rifle head interface cover of the large awl end at micro-example pipe top on the rifle head of micro sample-adding rifle, then according to the running program of micro sample-adding rifle, press the action button of micro sample-adding rifle, carry out the imbibition sample introduction; The both forward and reverse directions of the big or small available turn knob of its sample size is regulated setting, and value is read by the numerical aperture of micro sample-adding rifle; With the shirking bar and be positioned in the groove of fixed mount of the present utility model of micro sample-adding rifle, realized in spectrometric instrument, carrying out test sample easily at last by the sample hose loading and unloading that the item shoulder on the micro-example pipe lateral wall will be mounted with micro-example.
In actual the use, with the rifle head interface of the large awl end at the micro-example pipe top of taper with after the rifle head of general micro sample-adding rifle cooperates the coupling sample introduction, relend the bar of shirking that helps the micro sample-adding rifle, according to its shoulder and with lower cone section, loading and unloading are positioned to have in the groove of fixed mount of same tapering cavity, the carrier fluid tubule diameter of micro-example pipe is generally 0.5mm～1mm, and optical path length can be by 1
～5
The different size design of capacity, described carrier fluid tubule upper end has the top that can withstand optical fibre tube top optical fiber head just to take on, the conelet end of micro-example pipe bottom should flush with the fixed mount bottom surface, and can be close to, thereby avoid sample solution to produce capillarity and cause measured deviation with the printing opacity platform.
During test sample, when a concentrated light sees through the printing opacity platform and the carrier fluid tubule becomes detection signal, output detection signal after the transmission of optical fibre tube is for ultraviolet spectrophotometer or other spectrometric instruments provide the analyzing and testing signal.Included carrier fluid tubule structure in the micro-example pipe that adopts during the utility model provides cooperates vertical survey light path from the bottom up, avoids measuring the plastic material of light path through the micro-example pipe, thereby has avoided the strong absorption of plastic material at the ultraviolet light spectral coverage.
Simultaneously, pass through the measurement light path of the accurate calculation sample of length of carrier fluid tubule in the utility model,, guaranteed the unanimity of light path, guarantee the accuracy and the repeatability of measurement result by a top shoulder and an effect of takeing on.
The utility model is made the micro-example pipe of different light paths by the micro-example pipe of design different length carrier fluid tubule, has enlarged the application surface that micro-example detects.
A kind of submicrosample that the utility model provides detects the scope that is not restricted to above preferred embodiment with the claimed content of device; be made into structure present situation of the present utility model as long as will be understood that; be used for the purpose that submicrosample detects, all belong to the scope of protection of the present utility model.
Claims (7)
1. a submicrosample detects and uses device, it is characterized in that, comprising:
Fixed mount (3) is provided with groove in it;
Printing opacity platform (4), it is arranged at described fixed mount (3) below;
Micro-example pipe (1), it is inserted in the groove of described fixed mount (3); Described micro-example pipe (1) comprises cavity and carrier fluid tubule (2), and described carrier fluid tubule (2) is arranged on described cavity lower end and is communicated with cavity; The bottom of described carrier fluid tubule (2) has an opening (5); Described printing opacity platform (4) is close in the bottom of described micro-example pipe (1);
Optical fibre tube (6), it is inserted into the bottom of the cavity of described micro-example pipe (1).
2. submicrosample as claimed in claim 1 detects and uses device, it is characterized in that, the lateral wall of described micro-example pipe (1) is provided with a shoulder (1a), and the bottom of described cavity is provided with top shoulder (1b).
3. submicrosample as claimed in claim 1 detects and uses device, it is characterized in that described carrier fluid tubule (2) diameter is 0.5mm～1mm, and capacity is 1
～5
4. submicrosample as claimed in claim 1 detects and uses device, it is characterized in that the bottom of described carrier fluid tubule (2) closely contacts with described printing opacity platform (4).
5. submicrosample as claimed in claim 1 detects and uses device, it is characterized in that the profile of described micro-example pipe (1) and described groove coupling.
6. submicrosample as claimed in claim 1 detects and uses device, it is characterized in that described micro-example pipe (1) is back taper.
7. submicrosample as claimed in claim 1 detects and uses device, it is characterized in that described cavity is back taper, and described carrier fluid tubule (2) is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201711144U CN202092944U (en) | 2011-05-26 | 2011-05-26 | Device for detecting ultramicro sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201711144U CN202092944U (en) | 2011-05-26 | 2011-05-26 | Device for detecting ultramicro sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202092944U true CN202092944U (en) | 2011-12-28 |
Family
ID=45368005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201711144U Expired - Fee Related CN202092944U (en) | 2011-05-26 | 2011-05-26 | Device for detecting ultramicro sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202092944U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153544A (en) * | 2015-04-24 | 2016-11-23 | 吉林化工学院 | Trace line fluorescent quartz cuvette cup device |
| CN106153539A (en) * | 2015-04-24 | 2016-11-23 | 吉林化工学院 | Trace series ultraviolet-ray visible absorbing quartz cuvette cup device |
| CN111965111A (en) * | 2020-08-20 | 2020-11-20 | 北京云端光科技术有限公司 | Detection container for spectrometer and spectrum detection equipment |
| USD1014780S1 (en) | 2022-04-15 | 2024-02-13 | Instrumentation Laboratory Co. | Cuvette |
-
2011
- 2011-05-26 CN CN2011201711144U patent/CN202092944U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153544A (en) * | 2015-04-24 | 2016-11-23 | 吉林化工学院 | Trace line fluorescent quartz cuvette cup device |
| CN106153539A (en) * | 2015-04-24 | 2016-11-23 | 吉林化工学院 | Trace series ultraviolet-ray visible absorbing quartz cuvette cup device |
| CN111965111A (en) * | 2020-08-20 | 2020-11-20 | 北京云端光科技术有限公司 | Detection container for spectrometer and spectrum detection equipment |
| USD1014780S1 (en) | 2022-04-15 | 2024-02-13 | Instrumentation Laboratory Co. | Cuvette |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20180526 |