CN219915463U - Detection alarm system for sulfonamide antibiotics in soil and underground water - Google Patents
Detection alarm system for sulfonamide antibiotics in soil and underground water Download PDFInfo
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- CN219915463U CN219915463U CN202223274458.5U CN202223274458U CN219915463U CN 219915463 U CN219915463 U CN 219915463U CN 202223274458 U CN202223274458 U CN 202223274458U CN 219915463 U CN219915463 U CN 219915463U
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- soil
- extraction tank
- sulfonamide antibiotics
- alarm
- extraction
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- 229940123317 Sulfonamide antibiotic Drugs 0.000 title claims abstract description 50
- 239000002689 soil Substances 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 29
- 238000000605 extraction Methods 0.000 claims abstract description 61
- 238000006243 chemical reaction Methods 0.000 claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000005070 sampling Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000003673 groundwater Substances 0.000 claims abstract description 14
- 238000001802 infusion Methods 0.000 claims abstract description 13
- 239000003814 drug Substances 0.000 claims abstract description 11
- 229960005206 pyrazinamide Drugs 0.000 claims description 15
- IPEHBUMCGVEMRF-UHFFFAOYSA-N pyrazinecarboxamide Chemical compound NC(=O)C1=CN=CC=N1 IPEHBUMCGVEMRF-UHFFFAOYSA-N 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 229940075397 calomel Drugs 0.000 claims description 3
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical compound Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 claims description 3
- 238000003487 electrochemical reaction Methods 0.000 claims description 3
- 229910021397 glassy carbon Inorganic materials 0.000 claims description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 3
- 229910001873 dinitrogen Inorganic materials 0.000 abstract 2
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical group CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 21
- 239000003242 anti bacterial agent Substances 0.000 description 7
- 229940088710 antibiotic agent Drugs 0.000 description 7
- 241000282414 Homo sapiens Species 0.000 description 5
- 230000003115 biocidal effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000006479 redox reaction Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229940124530 sulfonamide Drugs 0.000 description 2
- 150000003456 sulfonamides Chemical class 0.000 description 2
- 208000031295 Animal disease Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229940124350 antibacterial drug Drugs 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 231100000693 bioaccumulation Toxicity 0.000 description 1
- 235000012206 bottled water Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000344 molecularly imprinted polymer Polymers 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000000565 sulfonamide group Chemical group 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to the technical field of environment detection equipment, and discloses a detection alarm system for sulfonamide antibiotics in soil and groundwater, which comprises a collecting device, a reaction device and an alarm device; the acquisition device comprises an extraction component and a sampling component; the extraction assembly comprises an extraction tank, a heating assembly, a nitrogen gas cylinder, a medicament tank and an infusion pump, wherein the nitrogen gas cylinder is communicated with an air inlet of the extraction tank; the infusion pump is respectively communicated with liquid inlets of the medicament tank and the extraction tank; the first outlet of the extraction tank is connected with a sample feeding pipeline; the heating component is sleeved outside the extraction tank; the sampling assembly comprises a first rotating shaft, a sampler and a transmission part; the sample feeding pipeline is communicated with the reaction device, and the reaction device is used for enabling the sulfonamide antibiotics to generate an electric signal; the alarm device is electrically connected with the reaction device and is used for receiving the electric signal and giving an alarm. The utility model can detect whether the soil or groundwater contains the sulfonamide antibiotics in real time, and has compact system structure and high operation efficiency.
Description
Technical Field
The utility model relates to the technical field of environment detection equipment, in particular to a detection alarm system for sulfonamide antibiotics in soil and groundwater.
Background
Antibiotics have been found to be widely used in the fields of animal disease control, livestock and aquaculture, human medicine, and the like since the 20 th century. The antibiotics are discharged in various forms and finally enter the sewage system, so that the pollution of the antibiotics is generated. To date, antibiotics that remain in trace amounts are detected in source water, potable water, and municipal sewage systems. Antibiotic contamination caused by medical and life production can be transmitted through food chains by bioaccumulation, which adversely affects human health, and thus, antibiotics remaining in the environment are becoming one of the hot spot problems threatening human health.
Sulfonamide Antibiotics (SAS) are one of the most widely used antibacterial drugs at present. Because SAS degradation speed is low, the SAS is remained in the environment for a long time, and is accumulated in animals, plants and human bodies for a long time through the transmission of biological chains, enrichment reaches higher concentration, and the health and safety of human beings are greatly threatened, so that the detection of sulfonamide residues is very necessary.
In the prior art, the soil antibiotic detection device and the underground water antibiotic detection device are mutually different and cannot be used in combination. Meanwhile, the antibiotic detection method is complex in steps, multiple in flow, high in cost and long in period, and the data are often required to be manually sampled or manually collected, cannot be checked in real time, and is very inconvenient.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model aims to provide a sulfonamide antibiotic detection alarm system in soil and underground water, which can be used for detecting sulfonamide antibiotics in soil and underground water and solves the problems that in the prior art, the detection of the antibiotics in the soil and the detection of the antibiotics in the underground water cannot be combined, manual sampling or manual data acquisition are needed, the detection process is complex, the cost is high, the period is long, the real-time check cannot be realized, and the use is inconvenient.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme.
A detection alarm system for sulfonamide antibiotics in soil and underground water comprises a collecting device, a reaction device and an alarm device;
the acquisition device comprises an extraction component and a sampling component;
the extraction assembly comprises an extraction tank, a heating assembly, a nitrogen cylinder, a medicament tank and an infusion pump, wherein the extraction tank is a hollow cylinder without a bottom, an air inlet is arranged at the upper part of the side wall of the extraction tank, and an air outlet of the nitrogen cylinder is communicated with the air inlet; the top wall of the extraction tank is provided with a liquid inlet and a first outlet, a water inlet of the infusion pump is communicated with a liquid outlet of the medicament tank, and a water outlet of the infusion pump is communicated with the liquid inlet; the first outlet is connected with a sample feeding pipeline; the heating component is sleeved outside the extraction tank;
the sampling assembly comprises a first rotating shaft, a sampler and a transmission part, wherein the sampler is a hollow hemisphere with an upward opening, and the edge of the upper opening of the sampler is hinged with the edge of the lower opening of the cylinder through the first rotating shaft; the transmission part is used for driving the first rotating shaft to rotate;
the sample feeding pipeline is communicated with the reaction device, and the reaction device is used for enabling the sulfonamide antibiotics to perform electrochemical reaction to generate an electric signal;
the alarm device is electrically connected with the reaction device and is used for receiving the electric signals and giving an alarm.
Preferably, the extraction Chi Dingbi is vertically provided with a motor with a downward output shaft, the output shaft is connected with a stirring shaft, the stirring shaft extends into the extraction tank, and stirring blades are arranged on the stirring shaft.
Preferably, the upper part of the side wall of the extraction tank is also provided with a cleaning pipeline, the cleaning pipeline is provided with a valve, and the cleaning pipeline is communicated with a water source.
Preferably, the reaction device comprises a hollow reaction vessel with an upper opening, and the reaction vessel is filled with pyrazinamide solution; the lower end of the sample feeding pipe extends into the position below the liquid level of the pyrazinamide solution;
the reaction container is internally provided with a working electrode, a reference electrode and an auxiliary electrode in sequence from left to right, and the working electrode, the reference electrode and the auxiliary electrode extend into the pyrazinamide solution;
the alarm device comprises an electric signal sensor, a controller and an alarm lamp; the input end of the electric signal sensor is respectively and electrically connected with the working electrode, the reference electrode and the auxiliary electrode; the output end of the electric signal sensor is electrically connected with the controller, and the controller is electrically connected with the alarm lamp.
Further preferably, the working electrode is a glassy carbon electrode, the reference electrode is a calomel electrode, and the auxiliary electrode is a platinum wire.
Preferably, the lower opening of the extraction tank is provided with a sealing ring, and when the first rotating shaft rotates, the upper opening of the sampler and the lower opening of the extraction tank can be buckled or opened.
Preferably, the transmission part comprises a first rotating wheel and a second rotating wheel, and the first rotating wheel is connected with the second rotating wheel through a belt; a second rotating shaft is welded at the center of the first rotating wheel, and a poking wheel is arranged on the second rotating shaft; the circle center of the first rotating shaft is fixedly connected with the circle center of the second rotating wheel.
Preferably, the heating element is a heating resistance wire.
Preferably, the sample feeding pipeline is sleeved with a heating resistance wire, and the sample feeding pipeline is also provided with an exhaust port.
Preferably, the display device further comprises a data converter and a display panel, wherein the controller is electrically connected with the input end of the data converter, and the output end of the data converter is electrically connected with the display panel.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model can detect whether the soil or the groundwater contains the sulfonamide antibiotics in real time, and convert sulfonamide antibiotics information into potential difference data and alarm signals, thereby overcoming the problems of long period, high cost and manpower and material resource consumption caused by the separation of the soil detection device and the groundwater detection device in the traditional detection; the system has compact structure and high operation efficiency;
2. the utility model overcomes a plurality of defects of manual sampling and realizes real-time and rapid detection of the existence of sulfonamide antibiotics in soil and groundwater.
Drawings
The utility model will now be described in further detail with reference to the drawings and to specific examples.
FIG. 1 is a schematic diagram of a detection and alarm system for sulfonamide antibiotics in soil and groundwater;
FIG. 2 is a schematic diagram of a sampling assembly;
FIG. 3 is a schematic structural view of a transmission component;
the reference numerals are:
1. a collection device; 2. a reaction device; 3. an alarm device; 11. a sampling assembly; 12. an extraction tank; 13. a stirring shaft; 14. a heating assembly; 15. a nitrogen cylinder; 16. a medicament pool; 17. an infusion pump; 18. a motor; 19. a sample delivery pipeline; 21. a reaction vessel; 22. a working electrode; 23. a reference electrode; 24. an auxiliary electrode; 31. an electrical signal sensor; 32. a controller; 33. an alarm lamp; 41. cleaning the pipeline; 42. a water source; 110. an exhaust port; 111. a first rotating shaft; 112. a sampler; 113. a first wheel; 114. a second wheel; 115. a belt; 116. a second rotating shaft; 117. a thumb wheel.
Detailed Description
Embodiments of the present utility model will be described in detail below with reference to examples, but it will be understood by those skilled in the art that the following examples are only for illustrating the present utility model and should not be construed as limiting the scope of the present utility model.
Referring to fig. 1, a schematic diagram of a detection and alarm system for sulfonamide antibiotics in soil and groundwater is shown. A detection alarm system for sulfonamide antibiotics in soil and groundwater comprises a collecting device 1, a reaction device 2 and an alarm device 3;
the acquisition device comprises an extraction assembly and a sampling assembly 11;
the extraction assembly comprises an extraction tank 12, a heating assembly 14, a nitrogen cylinder 15, a medicament tank 16 and an infusion pump 17, wherein the extraction tank 12 is a hollow cylinder without a bottom, the upper part of the side wall of the extraction tank 12 is provided with an air inlet, and the air outlet of the nitrogen cylinder 15 is communicated with the air inlet; the top wall of the extraction tank 12 is provided with a liquid inlet and a first outlet, a water inlet of the infusion pump 17 is communicated with a liquid outlet of the medicament tank 16, and a water outlet of the infusion pump 17 is communicated with the liquid inlet; the first outlet is connected with a sample feeding pipeline 19, and the sample feeding pipeline 19 is sleeved with a valve, a heating resistance wire and an exhaust port; the heating component 14 is sleeved outside the extraction tank 12, and the heating component 14 is a heating resistance wire in the embodiment; the upper part of the side wall of the extraction tank 12 is also provided with a cleaning pipeline 41, a valve is arranged on the cleaning pipeline, and the cleaning pipeline 41 is communicated with a water source 42 for cleaning the extraction tank. In order to achieve better extraction effect, the motor 18 with the downward output shaft is vertically arranged on the top wall of the extraction tank 12, the stirring shaft 13 is connected to the output shaft and stretches into the extraction tank 12, the stirring shaft 13 is provided with stirring blades, during extraction, the motor is turned on, the stirring shaft rotates to enable the extractant and the sample to be mixed more uniformly, the contact area is larger, and the extraction speed is accelerated. In this embodiment, the extractant is acetonitrile.
As shown in fig. 2, a schematic structural diagram of the sampling assembly is shown. The sampling assembly comprises a first rotating shaft 111, a sampler 112 and a transmission part, wherein the sampler 112 is a hollow hemisphere with an upward opening, and the edge of the upper opening of the sampler 112 is hinged with the edge of the lower opening of the cylinder through the first rotating shaft 111; the transmission part is used for driving the first rotating shaft 111 to rotate; in order to achieve a better sealing effect, a sealing ring is arranged at the lower opening of the extraction tank 12, and when the first rotating shaft 111 rotates, the upper opening of the sampler 112 and the lower opening of the extraction tank 12 can be buckled or opened.
The sample feeding pipe 19 is communicated with the reaction device 2, and the reaction device 2 is used for enabling the sulfonamide antibiotics to undergo electrochemical reaction to generate an electric signal;
the alarm device 3 is electrically connected with the reaction device 2 and is used for receiving the electric signal and giving an alarm.
In the embodiment, the sampling assembly collects underground water or soil samples, the transmission part rotates, and the first rotating shaft rotates to drive the sampler to be opened for soil or underground water sampling; and then the transmission part reversely rotates, the first rotating shaft rotates to drive the sampler to be closed, and sampling is completed. And (3) extracting the sample in an extraction tank to extract the sulfonamide antibiotics in the sample. Specifically, the reagent tank is stored with an extractant, the infusion pump inputs the extractant in the reagent tank into the extraction tank, the extractant infiltrates the sample, and the sulfonamide antibiotics in the sample are extracted. The heating component heats the extraction tank, so that the speed and the efficiency of extraction are improved. After extraction is completed, a valve of the sample feeding pipeline is opened, a nitrogen bottle is opened, an extracting agent is blown into the sample feeding pipeline, acetonitrile is changed into gas under the action of a heating resistance wire of the sample feeding pipeline and is discharged from an exhaust pipe of the sample feeding pipeline, and liquid sulfonamide antibiotics enter the reaction device. When the sulfonamide antibiotics are in the sample, the sulfonamide antibiotics react with the reaction device electrochemically to generate an electric signal; the alarm device receives the electric signals generated by the reaction device and gives an alarm to realize detection and alarm of the sulfonamide antibiotics in the soil and the underground water.
Further, the reaction apparatus 2 comprises a hollow reaction vessel 21 having an upper opening, and the reaction vessel 21 is filled with a pyrazinamide solution; the lower end of the sample feeding pipe 19 extends into the liquid level of the pyrazinamide solution; a working electrode 22, a reference electrode 23 and an auxiliary electrode 24 are arranged in the reaction container 21 in sequence from left to right, and the working electrode 22, the reference electrode 23 and the auxiliary electrode 24 extend into the pyrazinamide solution. When the extraction agent input by the sample feeding pipeline 19 contains sulfonamide antibiotics, the pyrazinamide and the sulfonamide antibiotics can undergo oxidation-reduction reaction on the surface of the electrode. Namely, when pyrazinamide and sulfonamide antibiotics are respectively positioned on two sides of the working electrode, oxidation-reduction reaction can directly occur on the surface of the working electrode due to the difference of oxidation-reduction properties of the pyrazinamide and sulfonamide antibiotics, so that an electric signal is generated. The molecularly imprinted polymer is added into the pyrazinamide solution, so that the pyrazinamide solution has specific recognition and selective adsorption to specific target objects and structural analogues thereof, and the adsorption quantity of sulfonamide antibiotics on the surface of the electrode can be improved, thereby increasing the electrochemical signal of the tested medicine. In this embodiment, the working electrode 22 is a glassy carbon electrode, the reference electrode 23 is a calomel electrode, and the auxiliary electrode 24 is a platinum wire.
Further, the alarm device 3 includes an electric signal sensor 31, a controller 32, and an alarm lamp 33; the input end of the electric signal sensor 31 is electrically connected with the working electrode 22, the reference electrode 23 and the auxiliary electrode 24 respectively; the output end of the electric signal sensor 31 is electrically connected with the controller 32, and the controller 32 is electrically connected with the alarm lamp 33. When the electric signal sensor 31 detects an electric signal, the controller turns on the alarm lamp, and the alarm lamp is turned on to alarm, thereby warning that the sulfonamide antibiotics are detected. For further determining the amount of sulfonamide antibiotics in the sample, the alarm device is further provided with a data converter and a display panel 34, the controller 32 being electrically connected to the data converter input, the data converter output being electrically connected to said display panel 34. The data converter converts the electric signal into the corresponding amount of the sulfonamide antibiotic and outputs the value on the display panel. The amount of sulfonamide antibiotic in the sample can be visually seen from the display panel.
Further, as shown in fig. 3, the transmission member includes a first rotating wheel 113 and a second rotating wheel 114, and the first rotating wheel is connected to the second rotating wheel through a belt 115; a second rotating shaft 116 is welded at the center of the first rotating wheel, and a poking wheel 117 is arranged on the second rotating shaft; the first rotating shaft 111 is fixedly connected with the center of the second rotating wheel. The opening or buckling of the sampler can be realized by rotating the shifting wheel, so that the sampler is convenient and labor-saving.
The working principle of the utility model is as follows:
and after the sampler takes the soil or groundwater sample, closing and sealing. And (3) introducing an extracting agent acetonitrile into the extraction tank, heating by a heating resistance wire of the extraction tank, and extracting the sulfonamide antibiotics in the sample into the acetonitrile. After the extraction is finished, a valve of the pipe feeding pipe is opened, nitrogen is introduced into the extraction tank, and acetonitrile is blown into the pipe feeding pipe. The heating resistance wire of the sample feeding pipeline heats the sample feeding pipeline, and the heating temperature is 200 ℃. Because the boiling point of acetonitrile is 80.2 ℃, the boiling point of sulfonamide is more than 200 ℃, at this time, acetonitrile becomes gas and escapes from the exhaust pipe of the gas feeding pipeline, and sulfonamide is liquid, and enters the reaction device from the gas feeding pipeline to react with pyrazinamide to generate an electric signal. After the electric signal sensor receives the electric signal, the controller starts an alarm lamp to warn that the sulfonamide antibiotics are detected. When the primary detection is completed, the cleaning pipeline is used for introducing clean water into the extraction tank to clean the extraction tank, the sampler is opened, the cleaning liquid is discharged from the lower part of the extraction tank, and then the next sampling detection is carried out.
The utility model can detect the sulfonamide antibiotics in soil or groundwater without manual sampling, has short detection process period, can be checked in real time, and is fast and convenient to use.
While the utility model has been described in detail in this specification with reference to the general description and the specific embodiments thereof, it will be apparent to one skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (10)
1. The detection and alarm system for the sulfonamide antibiotics in the soil and the underground water is characterized by comprising a collecting device (1), a reaction device (2) and an alarm device (3);
the acquisition device comprises an extraction assembly and a sampling assembly (11);
the extraction assembly comprises an extraction tank (12), a heating assembly (14), a nitrogen cylinder (15), a medicament tank (16) and an infusion pump (17), wherein the extraction tank (12) is a hollow cylinder without a bottom, an air inlet is formed in the upper part of the side wall of the extraction tank (12), and an air outlet of the nitrogen cylinder (15) is communicated with the air inlet; the top wall of the extraction tank (12) is provided with a liquid inlet and a first outlet, a water inlet of the infusion pump (17) is communicated with a liquid outlet of the medicament tank (16), and a water outlet of the infusion pump (17) is communicated with the liquid inlet; the first outlet is connected with a sample feeding pipe (19); the heating component (14) is sleeved outside the extraction tank (12);
the sampling assembly comprises a first rotating shaft (111), a sampler (112) and a transmission part, wherein the sampler (112) is a hollow hemisphere with an upward opening, and the edge of the upper opening of the sampler (112) is hinged with the edge of the lower opening of the cylinder through the first rotating shaft (111); the transmission part is used for driving the first rotating shaft (111) to rotate;
the gas feeding pipeline (19) is communicated with the reaction device (2), and the reaction device (2) is used for enabling sulfonamide antibiotics to undergo electrochemical reaction to generate an electric signal;
the alarm device (3) is electrically connected with the reaction device (2) and is used for receiving the electric signal and giving an alarm.
2. The detection and alarm system for the sulfonamide antibiotics in soil and underground water according to claim 1, wherein a motor (18) with a downward output shaft is vertically arranged on the top wall of the extraction tank (12), a stirring shaft (13) is connected to the output shaft, the stirring shaft stretches into the extraction tank (12), and stirring blades are arranged on the stirring shaft (13).
3. The system for detecting and alarming the sulfonamide antibiotics in the soil and the underground water according to claim 1, wherein a cleaning pipeline (41) is further arranged at the upper part of the side wall of the extraction tank (12), a valve is arranged on the cleaning pipeline, and the cleaning pipeline is communicated with a water source (42).
4. The detection and alarm system for sulfonamide antibiotics in soil and groundwater according to claim 1, wherein the reaction device (2) comprises a hollow reaction vessel (21) with an upper opening, and the reaction vessel (21) is filled with pyrazinamide solution; the lower end of the sample feeding pipe (19) extends into the position below the liquid level of the pyrazinamide solution;
a working electrode (22), a reference electrode (23) and an auxiliary electrode (24) are sequentially arranged in the reaction container (21) from left to right, and the working electrode (22), the reference electrode (23) and the auxiliary electrode (24) extend into the pyrazinamide solution;
the alarm device (3) comprises an electric signal sensor (31), a controller (32) and an alarm lamp (33); the input end of the electric signal sensor (31) is respectively and electrically connected with the working electrode (22), the reference electrode (23) and the auxiliary electrode (24); the output end of the electric signal sensor (31) is electrically connected with the controller (32), and the controller (32) is electrically connected with the alarm lamp (33).
5. The alarm system for detecting sulfonamide antibiotics in soil and underground water according to claim 4, wherein the working electrode (22) is a glassy carbon electrode, the reference electrode (23) is a calomel electrode, and the auxiliary electrode (24) is a platinum wire.
6. The system for detecting and alarming the sulfonamide antibiotics in the soil and the groundwater according to claim 1, wherein a sealing ring is arranged at the lower opening of the extraction tank (12), and when the first rotating shaft (111) rotates, the upper opening of the sampler (112) and the lower opening of the extraction tank (12) can be buckled or opened.
7. The system for detecting and alarming the sulfonamide antibiotics in soil and groundwater according to claim 1, wherein the transmission component comprises a first rotating wheel (113) and a second rotating wheel (114), and the first rotating wheel is connected with the second rotating wheel through a belt (115); a second rotating shaft (116) is welded at the center of the first rotating wheel, and a poking wheel (117) is arranged on the second rotating shaft; the first rotating shaft (111) is fixedly connected with the circle center of the second rotating wheel.
8. The system for detecting and alarming the sulfonamide antibiotics in soil and underground water according to claim 1, wherein the heating component (14) is a heating resistance wire.
9. The system for detecting and alarming the sulfonamide antibiotics in the soil and the underground water according to claim 1, wherein the valve and the heating resistance wire (20) are sleeved on the pipe feeding channel (19), and the pipe feeding channel (19) is further provided with an exhaust port (110).
10. The system for detecting and alarming the sulfonamide antibiotics in soil and underground water according to claim 4, further comprising a data converter and a display panel (34), wherein the controller (32) is electrically connected with an input end of the data converter, and an output end of the data converter is electrically connected with the display panel (34).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223274458.5U CN219915463U (en) | 2022-12-07 | 2022-12-07 | Detection alarm system for sulfonamide antibiotics in soil and underground water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223274458.5U CN219915463U (en) | 2022-12-07 | 2022-12-07 | Detection alarm system for sulfonamide antibiotics in soil and underground water |
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| CN219915463U true CN219915463U (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223274458.5U Active CN219915463U (en) | 2022-12-07 | 2022-12-07 | Detection alarm system for sulfonamide antibiotics in soil and underground water |
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| Country | Link |
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| CN (1) | CN219915463U (en) |
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