CN113049315A - Device and method for detecting water environment quality - Google Patents
Device and method for detecting water environment quality Download PDFInfo
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- CN113049315A CN113049315A CN202110311254.5A CN202110311254A CN113049315A CN 113049315 A CN113049315 A CN 113049315A CN 202110311254 A CN202110311254 A CN 202110311254A CN 113049315 A CN113049315 A CN 113049315A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
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Abstract
The invention discloses a device and a method for detecting water environment quality, and relates to the technical field of water quality detection. The invention comprises a multi-parameter water quality rapid detector and a water body sampling device, wherein the water body sampling device comprises a water body sampling cylinder, a piston sheet, a gas connecting pipe and a connecting pipe orifice; a limiting ring is fixed at the port of the water body sampling cylinder; the inner wall of the water body sampling cylinder is in sliding fit with a piston sheet; the top of the water body sampling cylinder is provided with a communicating hole; the top of the gas connecting pipe is provided with a connecting pipe orifice; the circumferential side surface of the gas connecting pipe is uniformly and fixedly connected with at least two connecting branch pipes along the direction of the pipeline, and the gas connecting pipe is communicated with the at least two connecting branch pipes; the port of the connecting branch pipe is fixedly connected with the communicating hole; the connecting pipe orifice is connected with a gas booster pump/air pump. The invention carries out layered sampling with different depths on the water body to be detected through the action of the multi-parameter water quality rapid detector and the water body sampling device.
Description
Technical Field
The invention belongs to the technical field of water quality detection, and particularly relates to a water environment quality detection device and method.
Background
With the development of science and technology, water utilized by human beings is increased, such as seawater desalination, artificial catalytic precipitation, utilization of south China great land ice and the like. Due to the change of climatic conditions, the spatial and temporal distribution of various water resources is uneven, the natural water resource amount is not equal to the available water amount, and reservoirs and underground reservoirs are usually built to regulate and store water sources, or industrial and domestic sewage is utilized by adopting a recovery and treatment method, so that the utilization of the water resources is enlarged.
And water is an indispensable substance in our lives, and the water quality condition of a water source is crucial to our health, so the water environment needs to be protected, the monitoring of the water quality condition needs to be enhanced, and the water environment is detected and protected in time.
At present, water which can be directly or indirectly utilized comprises various environments such as rivers, lakes, underground water and the like; however, the sampling device dedicated for water quality detection in the prior art is inconvenient to sample water quality at different depths, and often the detected result is only a certain part of the water layer, so that the obtained conclusion may be relatively unilateral, and the detection result error is also large.
Disclosure of Invention
The invention aims to provide a device and a method for detecting water environment quality, which are used for carrying out layered sampling on water bodies to be detected in different depths under the action of a multi-parameter water quality rapid detector and a water body sampling device so as to obtain the overall water quality condition of the water environment, thereby obtaining relatively comprehensive data and conclusions and solving the problems.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a water environment quality detection device and a method thereof, which comprises a multi-parameter water quality rapid detector and a water body sampling device, wherein the multi-parameter water quality rapid detector comprises a host, a PH electrode, a conductivity electrode and an LDO electrode; the host is provided with at least two groups of PH electrodes, conductivity electrodes and LDO electrodes; the water body sampling device comprises a water body sampling cylinder, a piston sheet, a gas connecting pipe and a connecting pipe orifice; a limiting ring is fixed at the port of the water body sampling cylinder; the inner wall of the water body sampling cylinder is in sliding fit with a piston sheet; the top of the water body sampling cylinder is provided with a communicating hole; the top of the gas connecting pipe is provided with a connecting pipe orifice; the circumferential side surface of the gas connecting pipe is uniformly and fixedly connected with at least two connecting branch pipes along the direction of the pipeline, and the gas connecting pipe is communicated with the at least two connecting branch pipes; the port of the connecting branch pipe is fixedly connected with the communicating hole; the connecting pipe orifice is connected with a gas booster pump/air pump; and each group of the PH electrode, the conductivity electrode and the LDO electrode all penetrate through one water body sampling cylinder.
The water sampling device inserts a plurality of water sampling cylinders into water bodies with different depths at the same time, sucks water into the water sampling cylinders, and then detects the water quality through a multi-parameter water quality rapid detector; if the water flow is in a water environment with fast water flow, the water flow can be inserted into the water for a short time to perform sampling detection; if the lake surface is on the lake surface with small water body flow, standing for a period of time, and then performing sampling detection, so that the error of the detection result is relatively small; the water sampling device has the advantages of simultaneously sampling the water bodies in multiple layers, avoiding interference among different layers, achieving convenient sampling, relatively smaller detection error, convenient operation, high sampling and detecting efficiency and the like.
Furthermore, a fixing frame is fixedly installed at the top of the gas connecting pipe.
Furthermore, a handle is arranged on the fixing frame.
Furthermore, the fixing frame is fixedly connected with the host machine.
Furthermore, a wire waterproof pipe is fixed on the fixing frame; the circumference side of the wire waterproof pipe is evenly and fixedly connected with at least two waterproof connecting pipes along the direction of the pipeline.
Furthermore, through holes matched with the PH electrode, the conductivity electrode and the LDO electrode are uniformly formed in the inner wall of the water body sampling cylinder.
Furthermore, at least two groups of PH electrodes, conductivity electrodes and LDO electrodes on the main machine penetrate through the inner wall of the water body sampling cylinder through a waterproof wire pipe and a waterproof connecting pipe, and the tail ends of the PH electrodes, the conductivity electrodes and the LDO electrodes are matched with the inner wall of the water body sampling cylinder.
Further, a waterproof cover is arranged between the waterproof connecting pipe and the outer wall of the water body sampling tube.
Furthermore, the circumferential side surface of the gas connecting pipe is provided with scales.
A using method for a water environment quality detection device comprises the following steps:
step one, vertically placing a water body sampling device into a water body needing layered detection;
step two, installing a gas booster pump at the port of the connecting pipe orifice, starting the gas booster pump, pushing the piston sheet outwards by increasing the gas pressure until the piston sheet slides to the limiting ring, closing the gas booster pump, and unloading the gas booster pump;
step three, installing an air pump at the port of the connecting pipe orifice, starting the air pump, and pushing the piston sheet inwards under the action of external pressure intensity by reducing the gas pressure intensity until the piston sheet slides to the communication hole, and the external water bodies needing layered detection respectively flow into the water body sampling cylinders with different heights;
and step four, opening a main machine of the multi-parameter water quality rapid detector, and performing water quality detection operation until the water quality detection operation is completed.
The invention has the following beneficial effects:
through the action of the multi-parameter water quality rapid detector and the water body sampling device, the water body sampling device inserts a plurality of water body sampling cylinders into water bodies with different depths at the same time, sucks water into the water body sampling cylinders, and then detects the water quality through the multi-parameter water quality rapid detector; if the water flow is in a water environment with fast water flow, the water flow can be inserted into the water for a short time to perform sampling detection; if the lake surface is on the lake surface with small water body flow, standing for a period of time, and then performing sampling detection, so that the error of the detection result is relatively small; the water sampling device has the advantages of simultaneously sampling the water bodies in multiple layers, avoiding interference among different layers, achieving convenient sampling, relatively smaller detection error, convenient operation, high sampling and detecting efficiency and the like.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a device and a method for detecting water environment quality according to the present invention;
FIG. 2 is a schematic view of a gas connecting pipe;
FIG. 3 is a schematic structural view of a water sampling tube at a bottom view angle;
fig. 4 is a schematic structural view of a water body sampling tube at a side view angle.
In the drawings, the components represented by the respective reference numerals are listed below:
1-multi-parameter water quality rapid detector, 2-water body sampling device, 101-host, 102-wire waterproof pipe, 103-waterproof connecting pipe, 104-waterproof cover, 201-water body sampling cylinder, 202-piston sheet, 203-gas connecting pipe, 204-connecting pipe orifice, 205-limiting ring, 206-communicating hole, 207-connecting branch pipe, 208-fixing frame and 209-handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-4, the invention is a water environment quality detection device, including a multi-parameter water quality rapid detector 1 and a water sampling device 2, the multi-parameter water quality rapid detector 1 includes a host 101, a PH electrode, a conductivity electrode, and an LDO electrode; the host 101 is provided with at least two groups of PH electrodes, conductivity electrodes and LDO electrodes; the water body sampling device 2 comprises a water body sampling cylinder 201, a piston sheet 202, a gas connecting pipe 203 and a connecting pipe orifice 204; a limiting ring 205 is fixed at the port of the water body sampling cylinder 201; a piston sheet 202 is in sliding fit with the inner wall of the water body sampling tube 201; the top of the water body sampling cylinder 201 is provided with a communicating hole 206; the top of the gas connecting pipe 203 is provided with a connecting pipe orifice 204; the peripheral side surface of the gas connecting pipe 203 is uniformly and fixedly connected with at least two connecting branch pipes 207 along the pipeline direction, and the gas connecting pipe 203 is communicated with the at least two connecting branch pipes 207; the port of the connecting branch pipe 207 is fixedly connected with the communicating hole 206; the connecting pipe orifice 204 is connected with a gas booster pump/air pump; each set of PH electrode, conductivity electrode, LDO electrode all run through a water sampling tube 201.
The water sampling device 2 inserts a plurality of water sampling cylinders 201 into water bodies with different depths at the same time, sucks water into the water sampling cylinders 201, and then detects the water quality through the multi-parameter water quality rapid detector 1; if the water flow is in a water environment with fast water flow, the water flow can be inserted into the water for a short time to perform sampling detection; if the lake surface is on the lake surface with small water body flow, standing for a period of time, and then performing sampling detection, so that the error of the detection result is relatively small; the water sampling device has the advantages of simultaneously sampling the water bodies in multiple layers, avoiding interference among different layers, achieving convenient sampling, relatively smaller detection error, convenient operation, high sampling and detecting efficiency and the like.
Preferably, a fixing frame 208 is fixedly installed at the top of the gas connection pipe 203.
Preferably, the holder 208 is provided with a handle 209.
Preferably, the fixing frame 208 is fixedly connected with the host 101.
Preferably, the wire waterproof tube 102 is fixed to the fixing bracket 208; at least two waterproof connecting pipes 103 are uniformly and fixedly connected to the peripheral side surface of the wire waterproof pipe 102 along the pipeline direction.
Preferably, the inner wall of the water sampling tube 201 is uniformly provided with through holes respectively matched with the PH electrode, the conductivity electrode and the LDO electrode.
Preferably, at least two groups of PH electrodes, conductivity electrodes and LDO electrodes on the main machine 101 penetrate through the water-proof wire 102 and the water-proof connecting pipe 103 to the inner wall of the water body sampling cylinder 201, and the ends of the PH electrodes, conductivity electrodes and LDO electrodes are matched with the inner wall of the water body sampling cylinder 201.
Preferably, a waterproof cover 104 is arranged between the waterproof connecting pipe 103 and the outer wall of the water body sampling cylinder 201.
Preferably, the circumferential side surface of the gas connecting pipe 203 is provided with a scale.
A using method for a water environment quality detection device comprises the following steps:
step one, vertically placing a water body sampling device 2 into a water body needing layered detection;
step two, installing a gas booster pump at the port of the connecting pipe orifice 204, starting the gas booster pump, pushing the piston sheet 202 outwards through the pressure of the booster gas until the piston sheet 202 slides to the limiting ring 205, then closing the gas booster pump, and unloading the gas booster pump;
step three, installing a suction pump at the port of the connecting pipe orifice 204, starting the suction pump, and pushing the piston sheet 202 inwards under the action of external pressure by reducing the gas pressure until the piston sheet 202 slides to the communication hole 206, and the external water bodies needing layered detection respectively flow into the water body sampling cylinders 201 with different heights;
and step four, opening the main machine 101 of the multi-parameter water quality rapid detector 1, and performing water quality detection operation until the water quality detection operation is completed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A device for detecting the water environment quality comprises a multi-parameter water quality rapid detector (1), wherein the multi-parameter water quality rapid detector (1) comprises a host (101), a PH electrode, a conductivity electrode and an LDO electrode; the host (101) is provided with at least two groups of PH electrodes, conductivity electrodes and LDO electrodes; the method is characterized in that: the device also comprises a water body sampling device (2);
the water body sampling device (2) comprises a water body sampling cylinder (201), a piston sheet (202), a gas connecting pipe (203) and a connecting pipe orifice (204);
a limiting ring (205) is fixed at the port of the water body sampling cylinder (201); a piston sheet (202) is in sliding fit with the inner wall of the water body sampling cylinder (201); the top of the water body sampling cylinder (201) is provided with a communicating hole (206);
the top of the gas connecting pipe (203) is provided with a connecting pipe orifice (204); the peripheral side surface of the gas connecting pipe (203) is uniformly and fixedly connected with at least two connecting branch pipes (207) along the pipeline direction, and the gas connecting pipe (203) is communicated with the at least two connecting branch pipes (207);
the port of the connecting branch pipe (207) is fixedly connected with the communication hole (206); the connecting pipe orifice (204) is connected with a gas booster pump/air pump;
each group of the PH electrode, the conductivity electrode and the LDO electrode all penetrate through a water body sampling cylinder (201).
2. The water environment quality detection device as recited in claim 1, wherein a fixing frame (208) is fixedly installed at the top of the gas connecting pipe (203).
3. The water environment quality detection device as claimed in claim 2, wherein a handle (209) is arranged on the fixing frame (208).
4. The device for detecting the quality of the water environment as claimed in claim 3, wherein the fixing frame (208) is fixedly connected with the main machine (101).
5. The water environment quality detection device as claimed in claim 4, wherein the wire waterproof tube (102) is fixed on the fixing frame (208); the circumference side surface of the wire waterproof pipe (102) is uniformly and fixedly connected with at least two waterproof connecting pipes (103) along the direction of the pipeline.
6. The water environment quality detection device as recited in claim 5, wherein the inner wall of the water body sampling tube (201) is uniformly provided with through holes respectively matched with the PH electrode, the conductivity electrode and the LDO electrode.
7. The water environment quality detection device as recited in claim 6, wherein at least two groups of PH electrodes, conductivity electrodes and LDO electrodes on the main frame (101) penetrate through the inner wall of the water sampling cylinder (201) through the waterproof wire tube (102) and the waterproof connecting tube (103), and the ends of the PH electrodes, conductivity electrodes and LDO electrodes are matched with the inner wall of the water sampling cylinder (201).
8. The water environment quality detection device as claimed in claim 7, wherein a waterproof cover (104) is arranged between the waterproof connecting pipe (103) and the outer wall of the water body sampling cylinder (201).
9. The device for detecting the quality of the water environment according to claim 8, wherein scales are arranged on the peripheral side surface of the gas connecting pipe (203).
10. The use method of the device for detecting the quality of the water environment as claimed in any one of claims 1 to 9, characterized by comprising the following steps:
step one, vertically placing a water body sampling device (2) into a water body needing layered detection;
step two, installing a gas booster pump at a port of the connecting pipe orifice (204), starting the gas booster pump, pushing the piston sheet (202) outwards by increasing the gas pressure until the piston sheet (202) slides to the limiting ring (205), then closing the gas booster pump, and unloading the gas booster pump;
step three, installing a suction pump at the port of the connecting pipe orifice (204), starting the suction pump, and pushing the piston sheet (202) inwards under the action of external pressure intensity by reducing the gas pressure intensity until the piston sheet (202) slides to the communication hole (206), and the external water bodies needing layered detection respectively flow into the water body sampling cylinders (201) with different heights;
and step four, opening a host (101) of the multi-parameter water quality rapid detector (1), and performing water quality detection operation until the water quality detection operation is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110311254.5A CN113049315A (en) | 2021-03-24 | 2021-03-24 | Device and method for detecting water environment quality |
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| CN202110311254.5A CN113049315A (en) | 2021-03-24 | 2021-03-24 | Device and method for detecting water environment quality |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115219277A (en) * | 2022-06-24 | 2022-10-21 | 山东省枣庄生态环境监测中心 | Monitoring device and method for environmental emergency early warning |
| CN116183307A (en) * | 2023-04-24 | 2023-05-30 | 北京承启通科技有限公司 | Multilayer water quality continuous sampling device and sampling method thereof |
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| CN116183307A (en) * | 2023-04-24 | 2023-05-30 | 北京承启通科技有限公司 | Multilayer water quality continuous sampling device and sampling method thereof |
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Application publication date: 20210629 |