CN212514555U - Modularization water quality monitoring device - Google Patents
Modularization water quality monitoring device Download PDFInfo
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- CN212514555U CN212514555U CN202021484873.1U CN202021484873U CN212514555U CN 212514555 U CN212514555 U CN 212514555U CN 202021484873 U CN202021484873 U CN 202021484873U CN 212514555 U CN212514555 U CN 212514555U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 156
- 238000012806 monitoring device Methods 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 183
- 238000005070 sampling Methods 0.000 claims abstract description 48
- 238000004140 cleaning Methods 0.000 claims description 20
- 239000003153 chemical reaction reagent Substances 0.000 claims description 16
- 230000007797 corrosion Effects 0.000 claims description 16
- 238000005260 corrosion Methods 0.000 claims description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 description 25
- 238000013461 design Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012372 quality testing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The utility model relates to a modularized water quality monitoring device, which comprises a sampling pipeline, a detection pipeline, a terminal box and a bottom plate, wherein the sampling pipeline comprises two sampling sections and an adjusting section, the two sampling sections are respectively communicated with the adjusting section through pipelines, and the water level of the adjusting section is connected with the detection pipeline; the detection pipeline comprises two first detection sections, two second detection sections, a third detection section and a fourth detection section, the two first detection sections are U-shaped, one end of each first detection section is communicated with the adjusting section through a pipeline, the other end of each first detection section is communicated with the corresponding second detection section through a pipeline, water outlets of the two second detection sections are connected with water outlet pipelines, and one ends of water outlets of the water outlet pipelines are sequentially communicated with the third detection section and the fourth detection section through pipelines. The utility model discloses a module can regard as integral erection in detecting the cabinet, uses in a flexible way, and sampling pipeline and detection pipeline are used one by one and are equipped with, and another way is reserve or wash when detecting all the way to detection efficiency and detection precision have been improved.
Description
Technical Field
The utility model relates to a water quality testing field, concretely relates to modularization water quality monitoring device.
Background
At present, industrial circulating water and a water quality detection method in nature mostly adopt a water sample manually and then carry out water sample detection, the collected water sample has hysteresis, detection procedures and detection categories are more, misoperation easily occurs in detection, and therefore detection precision is lower and reference value is lower.
The existing detection box is arranged for improving detection precision when natural water bodies such as rivers and lakes are detected, for example, a detection cabinet is disclosed in patent document with patent publication number CN110864731A named as 'water quality detection cabinet', a water storage device is arranged in the detection cabinet, external water bodies are extracted into the water storage device during detection, item-by-item detection is carried out in the cabinet, but in the practical application process, some sensors need to clean probes between two times of detection, detection pipelines also need to be frequently maintained and cleaned, the precision of next detection can be guaranteed, particularly, when industrial circulating water is detected, the detection cabinet has requirements on detection efficiency, and the detection cabinet can not meet detection requirements.
Disclosure of Invention
The utility model discloses a solve the low loaded down with trivial details problem of maintaining of industrial circulating water and nature water quality testing efficiency, provide a modularization water quality monitoring device, be provided with sampling pipeline, detection pipeline, terminal box and bottom plate, the module can regard as whole to install in detecting the cabinet, uses in a flexible way, and sampling pipeline and detection pipeline are used one by one, and another way is reserve or wash when detecting all the way, has improved detection efficiency and detection precision.
In order to realize the purpose, the technical scheme of the utility model is that:
a modularized water quality monitoring device comprises a sampling pipeline, a detection pipeline, a terminal box and a bottom plate, wherein the sampling pipeline is used for adjusting water inlet pressure and flow, the sampling pipeline comprises two sampling sections and an adjusting section, the two sampling sections are respectively communicated with the adjusting section through pipelines, and the water outlet level of the adjusting section is connected with the detection pipeline;
the detection pipeline comprises two paths of first detection sections, two paths of second detection sections, a third detection section and a fourth detection section, wherein the two paths of first detection sections are U-shaped, one end of each first detection section is communicated with the adjusting section through a pipeline, the other end of each first detection section is communicated with the second detection section through a pipeline, water outlets of the two paths of second detection sections are connected with water outlet pipelines, and one ends of water outlets of the water outlet pipelines are sequentially communicated with the third detection section and the fourth detection section through pipelines;
the sampling pipeline and the detection pipeline are both fixedly connected with the bottom plate.
Further, two the sampling section all includes filter and flowmeter, adjust the section and include flow control valve, pressure sensor, manometer and water flow switch, filter and flowmeter set gradually in the sampling section water inlet level, and the one side of adjusting the section and sampling section intercommunication sets up flow control valve, pressure sensor and water flow switch set gradually in adjusting section delivery port position.
Furthermore, the two first detection sections comprise a PH sensor, an ORP sensor and a conductivity sensor, the PH sensor and the ORP sensor are arranged at the horizontal section of the first detection section, and the conductivity sensor is arranged on the vertical section of one side of the first detection section, which is close to the water inlet of the second detection section.
Furthermore, the two paths of second detection sections are arranged in parallel, each second detection section comprises a copper corrosion rate sensor and a stainless steel corrosion rate sensor, and the copper corrosion rate sensors and the stainless steel corrosion rate sensors are sequentially arranged.
The third detection section comprises a detector, a valve, a water inlet pipeline and a clean pipeline, the valve is arranged at the position where the third detection section is communicated with the water outlet pipeline, the water inlet pipeline is a three-way pipe, a multi-stage excess device is arranged between the water inlet pipeline and the valve, the water inlet pipeline is connected with a detection port of the detector through a pressure hose, and the clean pipeline is connected with a cleaning port of the detector through a pressure hose.
Further, the fourth detection section includes turbidity meter and valve, turbidity meter includes two delivery ports and a water inlet, the water inlet is connected with the delivery port of fourth detection section.
Further, the bottom plate is the rectangular plate, and four side openings of bottom plate all are equipped with the screw hole, and the bottom plate corresponds detector upper portion position and is provided with the reagent cabinet, the reagent cabinet is L shaped plate body, and the vertical section and the bottom plate of reagent cabinet are fixed, and the equidistance is provided with a plurality of baffles on the horizontal segment of reagent cabinet, the baffle is used for hard detect reagent box and alkaline detect reagent box to separate.
Further, the terminal box is uncovered for inside cavity one end, and uncovered position articulates there is the rectangle structure of square cabinet door, a plurality of square through-holes have been seted up to cabinet door middle part equidistance, the inside sensor gauge outfit that is provided with of square through-hole, the entrance hole has been seted up to terminal box bottom, and terminal box upper portion is provided with the wire hole, and the terminal box sets up in the bottom plate top and passes through bolt fixed connection with the bottom plate.
Through the technical scheme, the beneficial effects of the utility model are that:
1. a modularized water quality monitoring device comprises a sampling pipeline, a detection pipeline, a terminal box and a bottom plate, wherein the sampling pipeline is used for adjusting water inlet pressure and flow, the sampling pipeline comprises two sampling sections and an adjusting section, the two sampling sections are respectively communicated with the adjusting section through pipelines, and the water outlet level of the adjusting section is connected with the detection pipeline; the detection pipeline comprises two paths of first detection sections, two paths of second detection sections, a third detection section and a fourth detection section, wherein the two paths of first detection sections are U-shaped, one end of each first detection section is communicated with the adjusting section through a pipeline, the other end of each first detection section is communicated with the second detection section through a pipeline, water outlets of the two paths of second detection sections are connected with water outlet pipelines, and one ends of water outlets of the water outlet pipelines are sequentially communicated with the third detection section and the fourth detection section through pipelines; the sampling pipeline and the detection pipeline are both fixedly connected with the bottom plate.
The whole equipment adopts the modularized design, is flexibly matched with other equipment, and can be used as independent equipment or integrated in other equipment by independently additionally arranging the shell.
2. Sampling pipeline, first detection section and second detection section all adopt two way designs (one is used one and is equipped with the formula design), can realize not shutting down the maintenance of equipment, are convenient for wash filter and float flowmeter, and first detection section and second detect that the sensor that includes need wash after detecting, (one is used one and is equipped with the formula design) can realize not shutting down and change or maintain the sensor.
3. Two the first detection section all is the U font, and first detection section includes PH sensor and ORP sensor, and above-mentioned sensor need deposit water protection when shutting down, and the lower back of shutting down in first detection section U font structure middle part than both ends, this section deposit water protection sensor probe.
4. One end of a water outlet of the water outlet pipeline is sequentially communicated with the third detection section and the fourth detection section through pipelines, sample water passing through the sampling section, the adjusting section, the first detection section and the second detection section is supplied to the third detection section after being filtered in multiple stages and is used as cleaning water, the detector does not need an external cleaning water source, water is saved, and detection cost is reduced.
5. The utility model discloses be provided with the regulation section, the regulation section is intake to the sampling section and is carried out pressure measurement and regulation to make pressure and the flow of intaking reach the flow pressure requirement of each sensor in the detection pipeline, improve and detect the precision, avoid sensor probe to damage because of water pressure is too big simultaneously.
Drawings
Fig. 1 is one of the schematic structural diagrams of a modular water quality monitoring device of the present invention.
Fig. 2 is a second schematic structural diagram of the modular water quality monitoring device of the present invention.
Fig. 3 is the utility model discloses a sampling section and regulation section structure sketch map of modularization water quality monitoring device.
Fig. 4 is the utility model discloses a first detection section and second of modularization water quality monitoring device detect section schematic structure.
Fig. 5 is the structure schematic diagram of the third detection section and the fourth detection section of the modular water quality monitoring device of the present invention.
The reference numbers in the figures are: 1 is the bottom plate, 2 is the terminal box, 4 is the sampling section, 5 is the regulation section, 6 is first detection section, 7 is the second detection section, 8 is outlet conduit, 9 is the third detection section, 10 is the fourth detection section, 11 is the reagent cabinet, 401 is the filter, 402 is the flowmeter, 501 is flow control valve, 502 is pressure sensor, 503 is the water flow switch, 601 is the PH sensor, 602 is the ORP sensor, 603 is conductivity sensor, 701 is copper corrosion rate sensor, 702 is stainless steel corrosion rate sensor, 901 is the detector, 902 is the inlet channel, 903 is the clean pipeline, 1001 is the turbidity appearance.
Detailed Description
The invention will be further explained with reference to the drawings and the detailed description below:
as shown in fig. 1 to 5, a modular water quality monitoring device comprises a sampling pipeline, a detection pipeline, a terminal box 2 and a bottom plate 1, wherein the sampling pipeline is used for regulating water inlet pressure and flow, the sampling pipeline comprises two sampling sections 4 and an adjusting section 5, the two sampling sections 4 are respectively communicated with the adjusting section 5 through pipelines, and the water outlet level of the adjusting section 5 is connected with the detection pipeline;
the detection pipeline comprises two paths of first detection sections 6, two paths of second detection sections 7, a third detection section 9 and a fourth detection section 10, the two paths of first detection sections 6 are U-shaped, one end of each first detection section 6 is communicated with the adjusting section 5 through a pipeline, the other end of each first detection section 6 is communicated with the second detection section 7 through a pipeline, water outlets of the two paths of second detection sections 7 are connected with a water outlet pipeline 8, and one end of a water outlet of the water outlet pipeline 8 is sequentially communicated with the third detection section 9 and the fourth detection section 10 through pipelines;
the sampling pipeline and the detection pipeline are both fixedly connected with the bottom plate 1.
For the convenience of adjusting water inlet pressure and flow, two sampling sections 4 all include a filter 401 and a flowmeter 402, the adjusting section 5 includes a flow regulating valve 501, a pressure sensor 502, a pressure gauge and a water flow switch 503, the filter 401 and the flowmeter 402 are sequentially arranged at the water inlet level of the sampling section 4, the adjusting section 5 is provided with the flow regulating valve 501 with one side communicated with the sampling section 4, and the pressure sensor 502, the pressure gauge and the water flow switch 503 are sequentially arranged at the water outlet position of the adjusting section 5.
In this embodiment, the flow meter 402 is a float flow meter, and during operation, the flow switch 503 and the pressure sensor 502 can detect whether there is water flow in the pipeline and the pressure in the pipeline and output an electric signal to realize automatic control, and the requirements for detecting the water flow and the pressure in the pipeline can be met by adjusting the flow regulating valve 501.
In order to facilitate the detection of the conductivity, the PH and the ORP, the two first detection sections 6 comprise a PH sensor 601, an ORP sensor 602 and a conductivity sensor 603, the PH sensor 601 and the ORP sensor 602 are arranged at the horizontal section of the first detection section 6, and the conductivity sensor 603 is arranged on the vertical section of the first detection section 6 at the side close to the water inlet of the second detection section 7.
For the convenience of corrosion rate detection, the two second detection sections 7 are arranged in parallel, the second detection section 7 includes a copper corrosion rate sensor 701 and a stainless steel corrosion rate sensor 702, and the copper corrosion rate sensor 701 and the stainless steel corrosion rate sensor 702 are arranged in sequence.
In this embodiment, the detector 901 may detect total hardness, total alkalinity, calcium hardness, magnesium hardness, and chloride ion concentration parameters of sample water, and in order to perform the above detection, the third detection section 9 includes a detector 901, a valve, a water inlet pipe 902, and a cleaning pipe 903, the valve is disposed at a position where the third detection section 9 is communicated with the water outlet pipe 8, the water inlet pipe 902 is a three-way pipe, a multistage excess device is disposed between the water inlet pipe 902 and the valve, the water inlet pipe 902 is connected with a detection port of the detector 901 through a pressure hose, and the cleaning pipe 903 is connected with a cleaning port of the detector 901 through a pressure hose.
The detection port of the detector 901 is arranged below the shell of the sensor, the water outlet is also arranged below the shell, the cleaning port is arranged at the middle position of the left side of the shell, the detection sample water and the cleaning water can enter the detector 901 while keeping the pressure, and the detector 901 can control the switch of an internal pinch valve to control the detection or the cleaning according to the self requirement. The sensor detects the time interval, and the time interval duration can be set, and the frequency is generally 5-10 times per day.
During detection, sample water enters the detector 901 from a detection port through a pressure hose from the water inlet pipe 902 for item-by-item detection, detected wastewater is discharged from a water discharge port, and the water discharge port of the detector 901 is connected to a gravity drainage discharge system nearby through the pressure hose; during cleaning, sample water enters the detector 901 through the cleaning pipeline 903 through the filter device through the cleaning port and is discharged from the water outlet of the detector 901, and internal cleaning is completed.
In order to facilitate the turbidity detection, the fourth detection section 10 comprises a turbidity meter 1001 and a valve, wherein the turbidity meter 1001 comprises two water outlets and a water inlet, and the water inlet is connected with the water outlet of the fourth detection section 10.
In this embodiment, when the turbidity meter 1001 is used, the quick-insertion valve at the inlet is adjusted to a proper flow rate, generally about 200ml per minute, and the turbidity meter 1001 needs to continuously detect turbidity for 24 hours.
In order to avoid mutual pollution of different reagents, the bottom plate 1 is a rectangular plate, threaded holes are formed in four side faces of the bottom plate 1, the bottom plate 1 is provided with a reagent cabinet 11 corresponding to the upper portion of the detector 901, the reagent cabinet 11 is an L-shaped plate body, a vertical section of the reagent cabinet 11 is fixed with the bottom plate 1, and a plurality of partition plates are equidistantly arranged on a horizontal section of the reagent cabinet 11.
For optimizing product structure, terminal box 2 is inside cavity one end uncovered, and uncovered position articulates there is the rectangle structure of square cabinet door, a plurality of square through-holes have been seted up to cabinet door middle part equidistance, the inside sensor gauge outfit that is provided with of square through-hole, the entrance hole has been seted up to 2 bottoms of terminal box, and 2 upper portions of terminal box are provided with the wire hole, and terminal box 2 sets up in 1 top of bottom plate and passes through bolt fixed connection with bottom plate 1.
When in detection, external sample water enters the device through the sampling section 4, is filtered at the position of the filter 401 and flows to the adjusting section 5 through the flowmeter 402, at the moment, only one sampling section 4 works, the valve of the other sampling section 4 is closed for standby, the pressure and the flow of the sample water are controlled within a set range by observing the indication of a pressure gauge and adjusting the opening degree of a flow regulating valve 501, a water flow switch 503 is opened, the sample water enters a first detection section 6 to be sequentially detected by ORP, PH and conductivity, at the moment, only one path of the first detection section 6 works, the valve of the other path of the first detection section 6 is closed for standby, the sample water enters a second detection section 7 through the first detection section 6, the corrosion rate detection is carried out in the second detection section 7, one path of sample water is detected by the corresponding second detection section 7 for standby, the sample water enters the water outlet pipeline 8 after passing through the second detection section 7, the sample water is divided by the water outlet pipeline 8, one part of the sample water enters the third detection section 9, and the other part of the sample water is discharged from the water outlet of the water outlet pipeline 8 to the outside of the module;
the sample water in the third detection section 9 enters the detector 901 through the water outlet pipeline 8 to perform total hardness, total alkalinity, calcium hardness, magnesium hardness and chloride ion concentration parameter detection on the sample water, and the detected detection water is discharged from a water outlet of the detector 901;
the turbidity meter 1001 is provided with a water inlet, a detection water outlet and a cleaning water outlet, wherein the water inlet, the detection water outlet and the cleaning water outlet are respectively provided with an electric valve, when detection is carried out, the turbidity meter 1001 controls to close the electric valve at the cleaning outlet, sample water enters the water inlet of the turbidity meter 1001 through the outlet of the sample water pipeline and is discharged from the detection water outlet after being detected by a probe of the internal circulation groove;
during the washing, turbidity appearance 1001 control is closed and is detected out the mouth of a river motorised valve, temporarily closes and washs delivery port motorised valve, and the delivery port of fourth detection section 10 is connected to the water inlet, and clean water gets into turbidity appearance 1001, waits to flow through groove water level in turbidity appearance 1001 to reach the settlement height, washs delivery port motorised valve and opens and sluices.
When the pipeline is maintained, one path of the pipeline is detected according to the mode, and the sensor on the other path of the pipeline is taken down for maintenance and cleaning, so that equipment maintenance is carried out on the premise of not stopping the pipeline, and the maintenance efficiency is improved.
The above-described embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, so that equivalent changes and modifications made by the structure, features and principles of the invention should be included in the scope of the claims of the present invention.
Claims (8)
1. A modularized water quality monitoring device comprises a sampling pipeline, a detection pipeline, a terminal box (2) and a bottom plate (1), and is characterized in that the sampling pipeline is used for adjusting water inlet pressure and flow, the sampling pipeline comprises two sampling sections (4) and an adjusting section (5), the two sampling sections (4) are respectively communicated with the adjusting section (5) through pipelines, and the water outlet level of the adjusting section (5) is connected with the detection pipeline;
the detection pipeline comprises two first detection sections (6), two second detection sections (7), a third detection section (9) and a fourth detection section (10), the two first detection sections (6) are U-shaped, one end of each first detection section (6) is communicated with the adjusting section (5) through a pipeline, the other end of each first detection section is communicated with the second detection section (7) through a pipeline, the water outlets of the two second detection sections (7) are connected with a water outlet pipeline (8), and one end of the water outlet pipeline (8) is sequentially communicated with the third detection section (9) and the fourth detection section (10) through pipelines;
the sampling pipeline and the detection pipeline are both fixedly connected with the bottom plate (1).
2. The modular water quality monitoring device according to claim 1, wherein the two sampling sections (4) comprise a filter (401) and a flowmeter (402), the adjusting section (5) comprises a flow regulating valve (501), a pressure sensor (502), a pressure gauge and a water flow switch (503), the filter (401) and the flowmeter (402) are sequentially arranged at the water inlet level of the sampling section (4), the flow regulating valve (501) is arranged on one side of the adjusting section (5) communicated with the sampling section (4), and the pressure sensor (502), the pressure gauge and the water flow switch (503) are sequentially arranged at the water outlet position of the adjusting section (5).
3. The modular water quality monitoring device according to claim 1, wherein the two first detection sections (6) comprise a PH sensor (601), an ORP sensor (602) and a conductivity sensor (603), the PH sensor (601) and the ORP sensor (602) are arranged at the horizontal section of the first detection section (6), and the conductivity sensor (603) is arranged on the vertical section of the first detection section (6) at the side close to the water inlet position of the second detection section (7).
4. A modular water quality monitoring device according to claim 3, characterized in that two second detection sections (7) are arranged in parallel, the second detection section (7) comprises a copper corrosion rate sensor (701) and a stainless steel corrosion rate sensor (702), and the copper corrosion rate sensor (701) and the stainless steel corrosion rate sensor (702) are arranged in sequence.
5. The modular water quality monitoring device according to claim 1, wherein the third detection section (9) comprises a detector (901), a valve, a water inlet pipeline (902) and a cleaning pipeline (903), the valve is arranged at a position where the third detection section (9) is communicated with the water outlet pipeline (8), the water inlet pipeline (902) is a three-way pipe, a multi-stage overflowing device is arranged between the water inlet pipeline (902) and the valve, the water inlet pipeline (902) is connected with a detection port of the detector (901) through a pressure hose, and the cleaning pipeline (903) is connected with a cleaning port of the detector (901) through a pressure hose.
6. A modular water quality monitoring device according to claim 5, characterized in that the fourth testing section (10) comprises a turbidity meter (1001) and valves, the turbidity meter (1001) comprising two water outlets and one water inlet, the water inlet being connected to the water outlet of the fourth testing section (10).
7. The modular water quality monitoring device according to claim 1, wherein the bottom plate (1) is a rectangular plate, threaded holes are formed in four side surfaces of the bottom plate (1), a reagent cabinet (11) is arranged on the bottom plate (1) corresponding to the upper portion of the detector (901), the reagent cabinet (11) is an L-shaped plate body, a vertical section of the reagent cabinet (11) is fixed to the bottom plate (1), a plurality of partition plates are arranged on a horizontal section of the reagent cabinet (11) at equal intervals, and the partition plates are used for separating a hard detection kit and an alkaline detection kit.
8. The modular water quality monitoring device according to claim 7, wherein the terminal box (2) is of a rectangular structure with a hollow interior and an open end, a square cabinet door is hinged to the open end, a plurality of square through holes are formed in the middle of the cabinet door at equal intervals, a sensor gauge head is arranged inside each square through hole, a wire inlet hole is formed in the bottom of the terminal box (2), a wire outlet hole is formed in the upper portion of the terminal box (2), and the terminal box (2) is arranged at the top end of the bottom plate (1) and fixedly connected with the bottom plate (1) through bolts.
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| CN202021484873.1U CN212514555U (en) | 2020-07-24 | 2020-07-24 | Modularization water quality monitoring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111855941A (en) * | 2020-07-24 | 2020-10-30 | 华能碳资产经营有限公司 | Modularization water quality monitoring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111855941A (en) * | 2020-07-24 | 2020-10-30 | 华能碳资产经营有限公司 | Modularization water quality monitoring device |
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