CN204422406U - Low frequency oscillation spectrophotometer - Google Patents
Low frequency oscillation spectrophotometer Download PDFInfo
- Publication number
- CN204422406U CN204422406U CN201420855939.1U CN201420855939U CN204422406U CN 204422406 U CN204422406 U CN 204422406U CN 201420855939 U CN201420855939 U CN 201420855939U CN 204422406 U CN204422406 U CN 204422406U
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- flow tube
- cuvette
- spectrophotometer
- mixed flow
- chemical reaction
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Abstract
The utility model discloses low frequency oscillation spectrophotometer, comprise spectrophotometer body, in this body, be provided with detection seat, and be provided with cuvette in this detection seat, wherein: cuvette is connected with at least one sample feeding pipe through mixed flow tube, and this sample feeding pipe is provided with constant flow pump; Also be connected with setting-out pipe; Mixed flow tube is provided with flow mixing device.The flow mixing device be arranged on mixed flow tube is assisted the reactant liquor in mixed flow tube to mix with ultrasound wave or the mode such as infrasonic wave or vibration motor and carries out chemical reaction fast, then enters cuvette and detects.Detect waste liquid subsequently to discharge through setting-out pipe.Whole process rapidly and without the need to manual intervention, avoids chemical reaction and manual operation affect testing result stability because of the different of running time.Thus the utility model have be applicable to auto injection chemical reaction detection type test in short-term, sample can be made fully to mix and mixed process without the need to the advantage of manual intervention, testing result good stability.
Description
Technical field
The utility model relates to a kind of spectrophotometer apparatus, particularly relates to low frequency oscillation spectrophotometer.
Background technology
Spectrophotometer is exactly utilize spectrophotometric method to carry out the instrument of quantitative and qualitative analysis to material, the indispensable inspection machine that this instrument is food factory, drinking water plant handles QS, HACCP certification.Spectrophotometric method is the absorbance log by measuring measured matter light in certain wave strong point or a wavelength range, carries out qualitative and quantitative analysis to this material; Conventional wavelength coverage is: the visible region of ultraviolet region (2) 400 ~ 760nm of (1) 200 ~ 400nm, the infrared light district of (3) 2.5 ~ 25 μm (counting 4000cm <-1 > ~ 400cm <-1 > by wave number); Instrument is ultraviolet spectrophotometer, visible spectrophotometer (or tintmeter), infrared spectrophotometer or atomic absorption spectrophotometer (AAS); For ensureing the preci-sion and accuracy measured, all appts according to national metrological verification regulations or this annex regulation, should regularly carry out correction calibrating.Spectrophotometer adopts a light source that can produce multiple wavelength, by serial light-dividing device, thus produces the light source of specific wavelength, and after the sample of light therethrough test, some light is absorbed, the light absorption value of calculation sample, thus the concentration changing into sample.The light absorption value of sample is directly proportional to the concentration of sample.But it is low that existing spectrophotometer exists sample introduction efficiency, have impact on precision and the efficiency of monitoring.The utility application of prior art as application publication number CN 103645147 A discloses a kind of spectrophotometer apparatus of auto injection, and the spectrophotometer apparatus of this auto injection comprises: cuvette, sample feeding pipe, cuvette truss, gauge tap, go out sample pipe; Cuvette is installed on cuvette truss, and cuvette connects sample pipe and sample feeding pipe, goes out on sample pipe and arranges gauge tap.The utility model, by utilizing siphon principle, is arranged on cuvette between siphonal injection port and outlet, is arranged on colorimetric truss after sealing.The utility model improves precision and the efficiency of detection, meets the operating habit of modern and the requirement of various analysis.In addition, the utility model is simple to operate, faster, cleans more convenient, has both saved the energy, is a kind of spectrophotometer apparatus of function admirable.But, in corresponding detection, have some test the chemical reaction that adopts must immediate reaction, immediately detect, time correlation degree is strong, and existing manual operation is reacted and had certain interference.
Summary of the invention
The purpose of this utility model is to provide a kind of for prior art and is applicable to auto injection chemical reaction detection type test in short-term, sample can be made fully to mix and mixed process without the need to the low frequency oscillation spectrophotometer of manual intervention, testing result good stability.
The utility model solves the problems of the technologies described above adopted technical scheme: low frequency oscillation spectrophotometer, comprise spectrophotometer body, detection seat is provided with in this body, and be provided with cuvette in this detection seat, wherein: cuvette is connected with at least one sample feeding pipe through mixed flow tube, and this sample feeding pipe is provided with constant flow pump; Also be connected with setting-out pipe; Mixed flow tube is provided with flow mixing device.The sample feeding pipe of one or more, through the constant flow pump of separate configurations, together enters mixed flow tube.The flow mixing device be arranged on mixed flow tube is assisted the reactant liquor in mixed flow tube to mix with ultrasound wave or the mode such as infrasonic wave or vibration motor and carries out chemical reaction fast, then enters cuvette and detects.Detect waste liquid subsequently to discharge through setting-out pipe.Whole process rapidly and without the need to manual intervention, avoids chemical reaction and manual operation affect testing result stability because of the different of running time.
For optimizing technique scheme, the measure taked also comprises: cuvette is connected with at least one sample feeding pipe through mixed flow tube, and this sample feeding pipe is provided with constant flow pump; Also be connected with setting-out pipe; Mixed flow tube is provided with flow mixing device.The sample feeding pipe of one or more, through the constant flow pump of separate configurations, together enters mixed flow tube.The flow mixing device be arranged on mixed flow tube is assisted the reactant liquor in mixed flow tube to mix with ultrasound wave or the mode such as infrasonic wave or vibration motor and carries out chemical reaction fast, then enters cuvette and detects.Detect waste liquid subsequently to discharge through setting-out pipe.Whole process rapidly and without the need to manual intervention, avoids chemical reaction and manual operation affect testing result stability because of the different of running time.Flow mixing device has concussion motor; The rotating shaft of concussion motor is provided with eccentric wheel.Vibrations can be produced in the process that eccentric wheel rotates, and then mixed flow tube is imported in generation effective mixing concussion into.The flow mixing device of flow mixing device is ultrasonic mixer, and the ultrasound wave transmitting terminal of this ultrasonic mixer is close to the side of mixed flow tube.Should be noted that during preferred employing ultrasound wave that ultrasound wave is excessively strong to the facilitation of some chemical reaction, avoid chemical reaction too fast and miss detection opportunity.The flow mixing device of flow mixing device can produce infrasonic wave, and this infrasonic wave can be delivered in mixed flow tube.Infrasonic concussion effect is better than ultrasound wave, and the impact of its progress on chemical reaction does not have ultrasound wave so huge, and thus its mixed effect is better.
Be connected with at least one sample feeding pipe because the utility model have employed cuvette through mixed flow tube, and this sample feeding pipe is provided with constant flow pump; Also be connected with setting-out pipe; Mixed flow tube is provided with flow mixing device.The sample feeding pipe of one or more, through the constant flow pump of separate configurations, together enters mixed flow tube.The flow mixing device be arranged on mixed flow tube is assisted the reactant liquor in mixed flow tube to mix with ultrasound wave or the mode such as infrasonic wave or vibration motor and carries out chemical reaction fast, then enters cuvette and detects.Detect waste liquid subsequently to discharge through setting-out pipe.Whole process rapidly and without the need to manual intervention, avoids chemical reaction and manual operation affect testing result stability because of the different of running time.Thus the utility model have be applicable to auto injection chemical reaction detection type test in short-term, sample can be made fully to mix and mixed process without the need to the advantage of manual intervention, testing result good stability.
Accompanying drawing explanation
Fig. 1 is the utility model example structure schematic diagram.
Embodiment
Below in conjunction with attached embodiment, the utility model is described in further detail.
Drawing reference numeral illustrates: sample feeding pipe 1, constant flow pump 2, mixed flow tube 3, cuvette 4, detection seat 5, setting-out pipe 6, flow mixing device 7, concussion motor 71.
Embodiment: with reference to Fig. 1, low frequency oscillation spectrophotometer, comprises spectrophotometer body, be provided with in this body and detect seat 5, and be provided with cuvette 4 in this detection seat 5, wherein: cuvette 4 is connected with at least one sample feeding pipe 1 through mixed flow tube 3, and this sample feeding pipe 1 is provided with constant flow pump 2; Also be connected with setting-out pipe 6; Mixed flow tube 3 is provided with flow mixing device 7.The sample feeding pipe 1 of one or more, through the constant flow pump 2 of separate configurations, together enters mixed flow tube 3.The flow mixing device be arranged on mixed flow tube 3 is assisted the reactant liquor in mixed flow tube 3 to mix with ultrasound wave or the mode such as infrasonic wave or vibration motor and carries out chemical reaction fast, then enters cuvette 4 and detects.Detect waste liquid subsequently to discharge through setting-out pipe 6.Whole process rapidly and without the need to manual intervention, avoids chemical reaction and manual operation affect testing result stability because of the different of running time.Flow mixing device 7 has concussion motor 71; The rotating shaft of concussion motor 71 is provided with eccentric wheel.Vibrations can be produced in the process that eccentric wheel rotates, and then mixed flow tube 3 is imported in generation effective mixing concussion into.The flow mixing device of flow mixing device 7 is ultrasonic mixer, and the ultrasound wave transmitting terminal of this ultrasonic mixer is close to the side of mixed flow tube 3.Should be noted that during preferred employing ultrasound wave that ultrasound wave is excessively strong to the facilitation of some chemical reaction, avoid chemical reaction too fast and miss detection opportunity.The flow mixing device of flow mixing device 7 can produce infrasonic wave, and this infrasonic wave can be delivered in mixed flow tube 3.Infrasonic concussion effect is better than ultrasound wave, and the impact of its progress on chemical reaction does not have ultrasound wave so huge, and thus its mixed effect is better.
Although describe the utility model in conjunction with preferred embodiment; so itself and be not used to limit the utility model; any those skilled in the art; when not departing from spirit and scope of the present utility model; can implement various change, the displacement of coordinator and amendment here to the theme listed, therefore protection domain of the present utility model be as the criterion when the scope limited depending on proposed claim.
Claims (1)
1. low frequency oscillation spectrophotometer, comprise spectrophotometer body, be provided with in this body and detect seat (5), and be provided with cuvette (4) in this detection seat (5), it is characterized in that: described cuvette (4) is connected with at least one sample feeding pipe (1) through mixed flow tube (3), and this sample feeding pipe (1) is provided with constant flow pump (2); Described is also connected with setting-out pipe (6); Described mixed flow tube (3) is provided with flow mixing device (7); Described flow mixing device (7) has concussion motor (71); The rotating shaft of described concussion motor (71) is provided with eccentric wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420855939.1U CN204422406U (en) | 2014-12-30 | 2014-12-30 | Low frequency oscillation spectrophotometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420855939.1U CN204422406U (en) | 2014-12-30 | 2014-12-30 | Low frequency oscillation spectrophotometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204422406U true CN204422406U (en) | 2015-06-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420855939.1U Expired - Fee Related CN204422406U (en) | 2014-12-30 | 2014-12-30 | Low frequency oscillation spectrophotometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204422406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092836A (en) * | 2016-06-07 | 2016-11-09 | 四川大学 | A kind of method of SOLUTION PROPERTIES after on-line checking microwave irradiation |
-
2014
- 2014-12-30 CN CN201420855939.1U patent/CN204422406U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092836A (en) * | 2016-06-07 | 2016-11-09 | 四川大学 | A kind of method of SOLUTION PROPERTIES after on-line checking microwave irradiation |
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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 |
Granted publication date: 20150624 Termination date: 20161230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |