CN220650453U - Continuous sample injection device of ultraviolet visible spectrometer - Google Patents
Continuous sample injection device of ultraviolet visible spectrometer Download PDFInfo
- Publication number
- CN220650453U CN220650453U CN202321733487.5U CN202321733487U CN220650453U CN 220650453 U CN220650453 U CN 220650453U CN 202321733487 U CN202321733487 U CN 202321733487U CN 220650453 U CN220650453 U CN 220650453U
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- China
- Prior art keywords
- ultraviolet
- adsorption
- visible spectrometer
- sewage
- magnetic stirrer
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- 238000002347 injection Methods 0.000 title claims abstract description 14
- 239000007924 injection Substances 0.000 title claims abstract description 14
- 238000001179 sorption measurement Methods 0.000 claims abstract description 59
- 239000010865 sewage Substances 0.000 claims abstract description 39
- 238000003756 stirring Methods 0.000 claims abstract description 17
- 238000005485 electric heating Methods 0.000 claims abstract description 12
- 239000012535 impurity Substances 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003463 adsorbent Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000003242 anti bacterial agent Substances 0.000 description 3
- 229940088710 antibiotic agent Drugs 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002798 spectrophotometry method Methods 0.000 description 1
- 239000003403 water pollutant Substances 0.000 description 1
Classifications
-
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Abstract
The utility model belongs to the field of water quality analysis, and discloses a continuous sample injection device of an ultraviolet-visible spectrometer, which can greatly shorten the time consumption of impurity removal, so that the measurement accuracy of a subsequent spectrophotometer is obviously improved, and comprises an adsorption stirring assembly, an electric heating ring and an adjustable flow pump, wherein the adsorption stirring assembly is respectively communicated with sewage to be detected and the ultraviolet-visible spectrometer; the adsorption stirring assembly comprises a magnetic stirrer and an adsorption container, wherein the adsorption container is sleeved on the adsorption container, the adsorption container is communicated with the ultraviolet visible spectrometer through an adjustable flow pump, a magnetic stirrer and a physical adsorbent (porous activated carbon and the like) are added after sewage to be detected flows into the adsorption container, the magnetic stirrer is started to enable the sewage to be detected in the adsorption container to be rotationally stirred by attracting the magnetic stirrer, and in the process of rotating stirring, the electrified electric heating ring continuously heats the adsorption container, so that the speed of adsorbing impurities in the sewage to be detected is greatly increased.
Description
Technical Field
The utility model belongs to the field of water quality analysis, and particularly relates to a continuous sample injection device of an ultraviolet visible spectrometer.
Background
Currently, in order to detect the concentration of contaminants (antibiotics) in sewage during sewage treatment, a spectrophotometer is required for detection.
Before the spectrophotometer detects, in order to minimize the interference degree, the impurities in the sewage are required to be adsorbed and removed, an adsorption pool is arranged in a mode that firstly, a plurality of samples are selected from the sewage and are put into an adsorbent for adsorption reaction, then, the adsorbed sewage samples are correspondingly contained in a plurality of cuvettes, and finally, the cuvettes are placed in the spectrophotometer for detecting the pollutant concentration of a plurality of sewage samples of pollutants (antibiotics).
However, this method described above has the following drawbacks: because a plurality of cuvettes need to be sampled, if the number of the sewage samples is large, the operation is time-consuming, and for some efficient adsorbents, the adsorption speed is high, and the time required for the sewage samples to reach adsorption equilibrium is short, so that the problem of the absorbance of a solution system is difficult to rapidly determine by a conventional method.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the continuous sample injection device of the ultraviolet-visible spectrometer, which can greatly shorten the time for removing impurities, thereby obviously improving the measurement accuracy of the subsequent spectrophotometry.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an ultraviolet-visible spectrometer continuous sample injection device for introduce to-be-detected sewage, and flow into the ultraviolet-visible spectrometer after removing impurity, its characterized in that includes: the adsorption stirring assembly comprises a magnetic stirrer and an adsorption container, wherein the adsorption container is provided with an input end and an output end, and the input end and the output end are respectively communicated with sewage to be detected and an ultraviolet visible spectrometer; the electric heating ring is sleeved on the adsorption vessel, the flow rate can be adjusted, and the adsorption vessel is communicated with the ultraviolet visible spectrometer through the flow rate adjustable pump.
Preferably, the present utility model further comprises a temperature sensor and an output flow meter; the temperature sensor is arranged in the adsorption container; the output flowmeter is connected in series with the input end and the connecting channel of the ultraviolet-visible spectrometer.
Preferably, the utility model further comprises a rotation speed sensor arranged on the magnetic stirrer.
Preferably, the utility model further comprises an operation panel provided with a flow adjusting knob and a rotating speed adjusting knob, wherein the flow adjusting knob is electrically connected with the adjustable flow pump, and the rotating speed adjusting knob is electrically connected with the magnetic stirrer.
Further, the utility model also comprises a display screen, wherein the display screen is in signal connection with the temperature sensor, the output flowmeter and the rotating speed sensor, and the display screen is used for visually displaying the readings of the detection data of the temperature sensor, the output flowmeter and the rotating speed sensor.
Compared with the prior art, the utility model has the beneficial effects that:
1. because the continuous sample injection device of the ultraviolet-visible spectrometer comprises the adsorption stirring assembly, the electric heating ring and the adjustable flow pump, the adsorption stirring assembly is respectively communicated with the sewage to be detected and the ultraviolet-visible spectrometer; the adsorption stirring assembly comprises a magnetic stirrer and an adsorption container, wherein the adsorption container is sleeved on the adsorption container, the adsorption container is communicated with the ultraviolet visible spectrometer through an adjustable flow pump, a magnetic stirrer and a physical adsorbent (porous activated carbon and the like) are added after sewage to be detected flows into the adsorption container, the magnetic stirrer is started to enable the sewage to be detected in the adsorption container to be rotationally stirred by attracting the magnetic stirrer, and in the process of rotating stirring, the adsorption container is continuously heated by the electrified electric heating ring, so that the adsorption speed of impurities in the sewage to be detected is greatly increased.
2. As the utility model also includes a temperature sensor and an output flow meter; the temperature sensor is arranged in the adsorption container; the output flowmeter is connected in series with the input end and the connecting channel of the ultraviolet-visible spectrometer, so that the utility model can also acquire the working temperature value in the adsorption container in real time and acquire the output flow value of the adsorption container in real time.
3. Because the utility model also comprises the rotating speed sensor which is arranged on the magnetic stirrer, the rotating speed sensor obtains the stirring rotating speed of the magnetic stirrer to the sewage to be detected in the adsorption container through the current intensity of the magnetic stirrer, and therefore, the utility model can acquire the stirring speed value of the sewage to be detected in the adsorption container in real time.
Drawings
FIG. 1 is a schematic diagram of the appearance of a continuous sample injection device of an ultraviolet-visible spectrometer according to an embodiment of the present utility model;
FIG. 2 is a schematic structural diagram of a continuous sample injection device of an ultraviolet-visible spectrometer according to an embodiment of the utility model;
fig. 3 is a schematic diagram of a continuous sample injection device of an ultraviolet-visible spectrometer according to an embodiment of the utility model.
In the figure: 100. the ultraviolet-visible spectrometer continuous sample injection device comprises a device shell, a power socket, a 1B, a water inlet interface, a 1c, a water outlet interface, a 2, an adsorption stirring assembly, a 21, a magnetic stirrer, a 22, an adsorption container, an A, an adsorbent, a S, a magnetic stirrer, a B1, a sewage inlet pipe, a B2, a sewage outlet pipe, a 3, an electric heating ring, a 4, a temperature sensor, a 5, an adjustable flow pump, a 6, an output flowmeter, a 7, a control module, an 8a, a flow adjusting knob, an 8B, a rotating speed adjusting knob, a 9 and a display screen.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purposes and the effects of the present utility model easy to understand, the following examples are specifically described with reference to the accompanying drawings, and it should be noted that the description of these embodiments is for aiding in understanding the present utility model, but not limiting the present utility model.
As shown in fig. 1 to 3, the continuous sample injection device 100 for an uv-vis spectrometer in the present embodiment is used for introducing sewage to be detected, removing impurities, and flowing into the uv-vis spectrometer (not shown in the drawings) for detecting the concentration of water pollutants (antibiotics).
The ultraviolet-visible spectrometer continuous sample injection device 100 comprises a device shell 1, an adsorption stirring assembly 2, an electric heating ring 3, a temperature sensor 4, an adjustable flow pump 5, an output flowmeter 6 and a control module 7.
In this embodiment, the device housing 1 has a power socket 1a, a water inlet interface 1b and a water outlet interface 1c, the power socket 1a is electrically connected with an external power supply, the water inlet interface 1b is connected with sewage to be detected through a hose (not shown in the drawing), and the water outlet interface 1c discharges the sewage to be detected after removing impurities to a flow cuvette of the ultraviolet-visible spectrometer through the hose.
The adsorption stirring assembly 2 comprises a magnetic stirrer 21 and an adsorption container 22, specifically, after the sewage to be detected is introduced, porous activated carbon A and a magnetic stirrer S are added into the adsorption container 22, the magnetic stirrer 22 is introduced with current with preset intensity, so that an electromagnetic field is generated, the magnetic stirrer S performs circular motion in the sewage to be detected through electromagnetic action, and rotary stirring of the sewage to be detected is realized.
A rotation speed sensor (not shown in the drawings) is provided on the magnetic stirrer 21, specifically, the magnetic stirrer 21 is electrically connected with an external power supply through the rotation speed sensor, and the rotation speed sensor obtains the rotation speed of the sewage to be detected in the adsorption vessel 22 driven by the magnetic stirrer 21 in real time based on detecting the entering current of the magnetic stirrer 21.
The adsorption vessel 22 has an input end (not shown in the drawing) and an output end (not shown in the drawing), which are respectively communicated with the external sewage to be detected and the ultraviolet-visible spectrometer, and in this embodiment, the adsorption vessel 22 is located in the vicinity of the upper side of the magnetic stirrer 21, the input end of the adsorption vessel 22 is communicated with the external sewage to be detected through the sewage inlet pipe B1, and the output end is communicated with the flow cuvette of the ultraviolet-visible spectrometer through the sewage outlet pipe B2.
The electric heating ring 3 is sleeved on the adsorption vessel 22, specifically, by continuously passing current through the electric heating ring 3, the electric heating ring 3 generates heat, and the adsorption vessel 22 positioned inside the electric heating ring 3 is heated.
The temperature sensor 4 is disposed in the adsorption vessel 22, specifically, the temperature sensor 4 is in contact with the sewage to be detected in the adsorption vessel 22, and the temperature sensor 4 is used for reading the real-time temperature of the sewage to be detected.
The adsorption vessel 22 is in communication with an ultraviolet visible spectrometer via an adjustable flow pump 5.
The output flowmeter 6 is connected in series with the sewage outlet pipe B2, namely in series with the input end of the adsorption vessel 22 and the connecting channel of the ultraviolet-visible spectrometer.
The device housing 1 has a flow rate adjustment knob 8a, a rotation speed adjustment knob 8b, and a display screen 9.
The flow adjusting knob 8a is electrically connected with the adjustable flow pump 5, the rotating speed adjusting knob 8b is electrically connected with the magnetic stirrer 21, specifically, an external power supply introduces electric energy to the adjustable flow pump 5 and the magnetic stirrer 21 through the power socket 1a, and the flow adjusting knob 8a and the rotating speed adjusting knob 8b adjust the adjustable flow pump 5 and the magnetic stirrer 21 so as to change the passing flow of the adjustable flow pump 5 and the rotating stirring speed of sewage to be detected in the adsorption container 22.
The display screen 9 is in signal connection with the temperature sensor 4, the output flowmeter 6 and the rotating speed sensor, and the display screen 9 is used for visually displaying the readings of the temperature sensor 4, the output flowmeter 6 and the rotating speed sensor detection data.
The above embodiments are preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications or variations which may be made by those skilled in the art without the inventive effort within the scope of the appended claims remain within the scope of this patent.
Claims (5)
1. An ultraviolet-visible spectrometer continuous sample injection device for introduce to-be-detected sewage, and flow into the ultraviolet-visible spectrometer after removing impurity, its characterized in that includes:
the adsorption stirring assembly comprises a magnetic stirrer and an adsorption container, wherein the adsorption container is provided with an input end and an output end, and the input end and the output end are respectively communicated with the sewage to be detected and the ultraviolet-visible spectrometer;
an electric heating ring sleeved on the adsorption vessel,
and the adsorption container is communicated with the ultraviolet-visible spectrometer through the adjustable flow pump.
2. The device for continuous sample introduction of an ultraviolet-visible spectrometer of claim 1, further comprising:
a temperature sensor and an output flow meter;
the temperature sensor is arranged in the adsorption container;
the output flowmeter is connected in series with the input end and the connecting channel of the ultraviolet-visible spectrometer.
3. The device for continuous sample introduction of an ultraviolet-visible spectrometer of claim 2, further comprising:
the rotating speed sensor is arranged on the magnetic stirrer.
4. The device for continuous sample introduction of an ultraviolet-visible spectrometer as recited in claim 3, further comprising:
a flow rate adjusting knob and a rotating speed adjusting knob,
the flow adjusting knob is electrically connected with the adjustable flow pump, and the rotating speed adjusting knob is electrically connected with the magnetic stirrer.
5. The device for continuous sample introduction of an ultraviolet-visible spectrometer of claim 4, further comprising:
the display screen is in signal connection with the temperature sensor, the output flowmeter and the rotating speed sensor, and the display screen is used for visually displaying readings of detection data of the temperature sensor, the output flowmeter and the rotating speed sensor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2023100795116 | 2023-02-08 | ||
| CN202310079511.6A CN116297261A (en) | 2023-02-08 | 2023-02-08 | Continuous sample injection device of ultraviolet visible spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220650453U true CN220650453U (en) | 2024-03-22 |
Family
ID=86782525
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310079511.6A Pending CN116297261A (en) | 2023-02-08 | 2023-02-08 | Continuous sample injection device of ultraviolet visible spectrometer |
| CN202310811640.XA Pending CN116879199A (en) | 2023-02-08 | 2023-07-04 | Continuous sample injection device of ultraviolet visible spectrometer |
| CN202321733487.5U Active CN220650453U (en) | 2023-02-08 | 2023-07-04 | Continuous sample injection device of ultraviolet visible spectrometer |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310079511.6A Pending CN116297261A (en) | 2023-02-08 | 2023-02-08 | Continuous sample injection device of ultraviolet visible spectrometer |
| CN202310811640.XA Pending CN116879199A (en) | 2023-02-08 | 2023-07-04 | Continuous sample injection device of ultraviolet visible spectrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN116297261A (en) |
-
2023
- 2023-02-08 CN CN202310079511.6A patent/CN116297261A/en active Pending
- 2023-07-04 CN CN202310811640.XA patent/CN116879199A/en active Pending
- 2023-07-04 CN CN202321733487.5U patent/CN220650453U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN116879199A (en) | 2023-10-13 |
| CN116297261A (en) | 2023-06-23 |
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