CN207281059U - Ambient water quality monitors pretreatment system automatically - Google Patents
Ambient water quality monitors pretreatment system automatically Download PDFInfo
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- CN207281059U CN207281059U CN201721209638.1U CN201721209638U CN207281059U CN 207281059 U CN207281059 U CN 207281059U CN 201721209638 U CN201721209638 U CN 201721209638U CN 207281059 U CN207281059 U CN 207281059U
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Abstract
The utility model discloses a kind of ambient water quality to monitor pretreatment system, including water inlet pipe 1, air inlet pipe 2, drainpipe 3, pneumatic syringe pump 4, three-way switch valve 9, pressure gauge 14, oil sprayer 15, liquid level gauge 16, filtration core 17, running water pipe 18, sample water pipe 19, sample cup 20 and overflow port 21 automatically.Pre-processed before raw water enters monitoring instrument, protect instrument to extend monitoring system service life on the premise of water quality monitoring result is not influenced.
Description
Technical field
Ambient water quality monitoring technology field is the utility model is related to, monitors pretreatment system automatically more particularly to ambient water quality
System.
Background technology
Water quality monitoring is species, the concentration and variation tendency of each pollutant of pollutant in monitoring and measure water body, is commented
The process of valency water quality condition.Monitoring range is quite varied, including is not contaminated and contaminated natural water（River, river, lake, sea
And underground water）And various industrial water drainages etc..Main monitoring project can be divided into two major classes：One kind is reflection water quality condition
Overall target, such as temperature, colourity, turbidity, pH value, electrical conductivity, suspended matter, dissolved oxygen, COD and biochemical oxygen demand (BOD)；
Another kind of is some noxious materials, such as phenol, cyanogen, arsenic, lead, chromium, cadmium, mercury and organic agricultural chemicals.Continuous with China human mortality increases
Add, and city numbers and scale increase sharply and expand, city domestic sewage problem getting worse.From China's sewage discharge
From the point of view of structure, resident's quantity of wastewater effluent exceeded industrial wastewater discharge amount, between more than ten years afterwards, resident's sewage in 1999 first
Space of top prominence is constantly in China's urban sewage discharge, and proportion increases year by year.For objective appraisal rivers and ocean water
The situation of matter, in addition to above-mentioned monitoring project, needs to carry out the measure of flow velocity and flow sometimes.
Environmental protection is increasingly paid attention to be subject to country, and environmental protection is classified as a fundamental state policy by China, resolutely
Environmental quality is grabbed, as the water quality monitoring industry in environmental protection subdivision field, also receives the attention of government agencies at all levels.Mesh
The preceding most monitoring results of China's water quality monitoring are completed using various precision instruments, but most instrument is to water
Matter requirement is higher, if the problem of directly very likely being resulted in blockage into instrument with raw water or even damage instrument, if right
Raw water enters back into instrument after being handled, then has very likely changed raw water quality, causes monitoring result is inaccurate to ask
Topic.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides ambient water quality and monitors pretreatment system automatically
System, is pre-processed before raw water enters monitoring instrument, protects instrument to extend prison on the premise of water quality monitoring result is not influenced
Examining system service life.
Technical solution is used by the utility model：A kind of ambient water quality monitors pretreatment system, including water inlet automatically
Pipe 1, air inlet pipe 2, drainpipe 3, pneumatic syringe pump 4, first drive valve 5, second to drive valve 6, air purge valve 7, squeezing valve 8, threeway
Switching valve 9, pressure regulator valve 10, manual drain valve 11, washing valve 12, self-draining valve 13, pressure gauge 14, oil sprayer 15, liquid level gauge
16th, filtration core 17, running water pipe 18, sample water pipe 19, sample cup 20 and overflow port 21.
Pneumatic syringe pump 4 be tubular structure, equipped with upper air part 22, centre air intake 23, lower water inflow 24, cylinder 25,
Water vat 26 and connecting rod piston 27, the cavity between upper air 22 and middle air intake 23 is cylinder 25, middle air intake 23 with
Cavity between lower water inflow 24 is water vat 26, and connecting rod piston 27 is made of a connecting rod with the piston for being arranged on both ends, connecting rod
It can slidably reciprocate upwards in pitman shaft through middle air intake 23, piston is pie structure and piston ridge and pneumatic syringe pump
4 inner walls are bonded, and can be slidably reciprocated under airflow function in pneumatic syringe pump 4, and upper air part 22 and middle air intake 23 are equal
Stomata is provided with, lower water inflow 24 is provided with water hole.The connecting rod of connecting rod piston is stainless steel, and piston is nylon or stainless
Steel material.There is sealing ring at 4 any two component contact of pneumatic syringe pump, and coordinate three-way switch valve 9 to use.
Filtration core 17 is arranged on the water inlet end of water inlet pipe 1, water inlet pipe 1 by three-way switch valve 9 respectively with pneumatic syringe pump 4
Water hole connected with sample cup 20, be disposed with pressure gauge 14 and oil sprayer 15 on the main pipeline of air inlet pipe, oil sprayer 15 it
The main pipeline of air inlet pipe is divided into three bypass lines in parallel afterwards, and one is connected by the second driving valve 6 with three-way switch valve 9,
One passes sequentially through squeezing valve 8 and pressure regulator valve 10 and is connected with the middle air intake of pneumatic syringe pump 4, and another passes through the first driving
Valve 5 is connected with the upper air part of pneumatic syringe pump 4.Liquid level gauge 16 is provided with sample cup 20,20 side of sample cup is provided with sample
Water pipe, 20 side surface upper part of sample cup are provided with overflow port 21 and are connected with drainpipe 3 and running water pipe 18, and 20 bottom of sample cup passes through
Two parallel pipelines for being respectively arranged with manual drain valve 11 and self-draining valve 13 are connected to drainpipe 3, on running water pipe 18
It is provided with washing valve.Air inlet pipe 2 is connected with air compressor, is supervised automatically to ambient water quality by air inlet pipe 2 from air compressor
Survey pretreatment system and compressed air is provided.
Ambient water quality monitors pretreatment system and is additionally provided with automatic control unit, including programmable logic controller (PLC) automatically
PLC, programmable logic controller (PLC) PLC and first driving valve 5, second drive valve 6, air purge valve 7, squeezing valve 8, three-way switch valve 9,
Pressure regulator valve 10, washing valve 12, self-draining valve 13, pressure gauge 14, oil sprayer 15 are connected with liquid level gauge 16 by circuit, by certainly
The whole ambient water quality of dynamic control unit control monitors the operation of pretreatment system automatically.
Ambient water quality monitors pretreatment system and is additionally provided with monitoring unit automatically, and sample cup 20 passes through sample water pipe 19 and monitoring
Unit connects, and organic carbon analyzer, heavy metal analyser, permanganate index analyzer, ammonia nitrogen analysis are set in monitoring unit
One or more in instrument, total phosphorus analyzer, total blood urea/nitrogen analyzer, cyanide analyzer, total phenol analyzer and five parameter analyzers.
Operation principle：Negative pressure extracting mode is used during system operation, power, clean pollution-free filter are used as by the use of compressed air
Core is selected according to sample water characteristic, completely using physical filtering technology, eliminates influence of the debris to detecting instrument, and do not lose
The representativeness of sample water, the first driving valve 5 is closed during water intaking, and 8 air inlet of squeezing valve promotes pneumatic injection pump piston to move upwards, as former state
Water drives the conversion of three-way switch valve 9 and pneumatic 4 unicom of syringe pump after filter core removes debris by the second driving valve 6, passes through
Sample water after filter enters the water vat 26 in pneumatic syringe pump 4, then drives three-way switch valve 9 to change water vat 26 by the second driving valve 6
Communicated with sample cup 20, squeezing valve 8 is closed, and the first driving 5 air inlet of valve pushes down on piston and sample water is thrown into sample cup 20, supervises
The instrument surveyed in unit carries sampling water from sample cup 20 automatically by sample water pipe 19 as needed and is analyzed.
The front end that air inlet pipe 2 is also provided with filtration core by being provided with the pipeline of air purge valve with water inlet pipe 1 connects, and passes through gas
The impact force of body cleans filtration core.
Ambient water quality monitors pretreatment system after hours automatically, by running water pipe 18 and washing valve to sample cup 20
Carry out washing cleaning.
Liquid level gauge 16 sends liquid level signal in sample cup 20 to automatic control unit, and automatic control unit can also lead to
Cross and carry out contrast with pre-set level value and realize warning function, prevent instrument sewage from operating.
The state that air compressor maintains a normally open, the pressure stability in maintenance system.
Lubricant is atomized and is injected in air stream, flowed into compressed air in system operation by oil sprayer
The position lubricated is needed, achievees the purpose that lubrication.
Compared with prior art, the beneficial effects of the utility model are：1. by the use of compressed air as power, totally without dirt
Dye；2. physical filtering technology is used completely, it is clean pollution-free, do not interfere with water quality monitoring result；3. with automatic washing and gas
Wash function, low-maintenance high quality；4. having liquid level self-test warning function, instrument anhydrous operation is prevented；5. use stainless steel fitting
It is made, service life length.
Brief description of the drawings
Fig. 1 monitors pretreatment system schematic diagram automatically for ambient water quality；
Fig. 2 is the structure diagram of pneumatic syringe pump.
In figure, 1 water inlet pipe, 2 air inlet pipe, 3 drainpipes, 4 pneumatic syringe pumps, 5 first driving valves, 6 second driving valves, 7 gas
Wash valve, 8 squeezing valves, 9 three-way switch valves, 10 pressure regulator valves, 11 manual drain valves, 12 washing valves, 13 emptying pumps, 14 pressure gauges, 15
Oil sprayer, 16 liquid level gauges, 17 filtration cores, 18 running water pipes, 19 sample water pipes, 20 sample cups, 21 overflow ports, 22 upper air parts, 23
Middle air intake, 24 times water inflows, 25 cylinders, 26 water vats, 27 connecting rod pistons.
Embodiment
In environmental water quality monitoring point progress water quality monitoring, water intaking, the first driving valve 5 is closed, and 8 air inlet of squeezing valve promotes gas
Dynamic syringe pump piston upwards, former state water drive 9 turns of three-way switch valve after filter core removes debris by the second driving valve 6
Change and driven with pneumatic 4 unicom of syringe pump, sample water after filtering into the water vat 26 in pneumatic syringe pump 4, then by the second driving valve 6
Dynamic three-way switch valve 9 is changed water vat 26 and is communicated with sample cup 20, and squeezing valve 8 is closed, and the first driving 5 air inlet of valve pushes down on piston
Sample water is thrown into sample cup 20, the instrument in monitoring unit is extracted automatically by sample water pipe 19 from sample cup 20 as needed
Sample water is analyzed.
The front end that air inlet pipe 2 is also provided with filtration core by being provided with the pipeline of air purge valve with water inlet pipe 1 connects, and passes through gas
The impact force of body cleans filtration core.
Ambient water quality monitors pretreatment system after hours automatically, by running water pipe 18 and washing valve to sample cup 20
Carry out washing cleaning.
Liquid level gauge 16 sends liquid level signal in sample cup 20 to automatic control unit, and automatic control unit can also lead to
Cross and carry out contrast with pre-set level value and realize warning function, prevent instrument sewage from operating.
The state that air compressor maintains a normally open, the pressure stability in maintenance system.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (9)
1. a kind of ambient water quality monitors pretreatment system, including water inlet pipe (1), air inlet pipe (2), pneumatic syringe pump (4), automatically
One driving valve (5), the second driving valve (6), squeezing valve (8), three-way switch valve (9), pressure regulator valve (10), filtration core (17) and sample
Cup (20), it is characterised in that：Filtration core (17) is arranged on the water inlet end of water inlet pipe (1), and water inlet pipe (1) passes through three-way switch valve
(9) being connected respectively with pneumatic syringe pump (4) and sample cup (20), the main pipeline of air inlet pipe is divided into three bypass lines in parallel,
First is connected by the second driving valve (6) with three-way switch valve (9), and second passes sequentially through squeezing valve (8) and pressure regulator valve
(10) it is connected with the middle air intake (23) of pneumatic syringe pump (4), the 3rd passes through the first driving valve (5) and pneumatic syringe pump
(4) upper air part (22) connection.
2. ambient water quality according to claim 1 monitors pretreatment system automatically, it is characterised in that：Sample cup is set in (20)
Liquid level gauge (16) is equipped with, sample cup (20) side is provided with sample water pipe (19), and sample cup (20) side surface upper part is provided with overflow port
(21) it is connected with drainpipe (3) and running water pipe (18), sample cup (20) bottom is respectively arranged with manual drain valve by two
(11) and the parallel pipeline of self-draining valve (13) is connected to drainpipe (3), and washing valve (12) is provided with running water pipe (18).
3. ambient water quality according to claim 1 monitors pretreatment system automatically, it is characterised in that：The master of air inlet pipe (2)
Pressure gauge (14) and oil sprayer (15) are disposed with pipeline.
4. ambient water quality according to claim 1 monitors pretreatment system automatically, it is characterised in that：Pneumatic syringe pump (4)
For tubular structure, equipped with upper air part (22), middle air intake (23), lower water inflow (24), cylinder (25), water vat (26) and connect
Bar piston (27), the cavity between upper air part (22) and middle air intake (23) is cylinder (25), middle air intake (23) with
Cavity between lower water inflow (24) is water vat (26), and connecting rod piston (27) is by a connecting rod and the piston structure for being arranged on both ends
Can slidably reciprocate upwards in pitman shaft through middle air intake (23) into, connecting rod, piston for pie structure and piston ridge with
Pneumatic syringe pump (4) inner wall fitting, can slidably reciprocate under airflow function in pneumatic syringe pump (4), upper air part (22)
Stomata is both provided with middle air intake (23), lower water inflow (24) is provided with water hole.
5. ambient water quality according to claim 1 monitors pretreatment system automatically, it is characterised in that：The connecting rod of connecting rod piston
For stainless steel, piston is nylon or stainless steel, has sealing at pneumatic syringe pump (4) any two component contact
Circle, and coordinate three-way switch valve (9) to use.
6. ambient water quality according to claim 1 monitors pretreatment system automatically, it is characterised in that：Ambient water quality is supervised automatically
Survey pretreatment system and be additionally provided with automatic control unit, including programmable logic controller (PLC) PLC, programmable logic controller (PLC) PLC
It is controlled with each valve by circuit communication, by the fortune of automatic control unit control environment automatic water quality monitoring pretreatment system
OK.
7. ambient water quality according to claim 1 monitors pretreatment system automatically, it is characterised in that：Ambient water quality is supervised automatically
Survey pretreatment system and be additionally provided with monitoring unit, sample cup (20) is connected with monitoring unit, and organic carbon point is set in monitoring unit
Analyzer, heavy metal analyser, permanganate index analyzer, nh 3-n analyser, total phosphorus analyzer, total blood urea/nitrogen analyzer, cyanide
One or more in analyzer, total phenol analyzer and five parameter analyzers.
8. ambient water quality according to claim 1 monitors pretreatment system automatically, it is characterised in that：Air inlet pipe (2) and sky
Air compressor connects, and monitoring pretreatment system automatically to ambient water quality by air inlet pipe (2) from air compressor provides compression sky
Gas.
9. ambient water quality according to claim 1 monitors pretreatment system automatically, it is characterised in that：Air inlet pipe (2) is also logical
Cross and be provided with the pipeline of air purge valve (7) and the front end of filtration core is provided with water inlet pipe (1) connects, pass through the impact force of compressed air
Filtration core is cleaned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721209638.1U CN207281059U (en) | 2017-09-20 | 2017-09-20 | Ambient water quality monitors pretreatment system automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721209638.1U CN207281059U (en) | 2017-09-20 | 2017-09-20 | Ambient water quality monitors pretreatment system automatically |
Publications (1)
| Publication Number | Publication Date |
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| CN207281059U true CN207281059U (en) | 2018-04-27 |
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ID=61981507
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721209638.1U Active CN207281059U (en) | 2017-09-20 | 2017-09-20 | Ambient water quality monitors pretreatment system automatically |
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| CN (1) | CN207281059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505443A (en) * | 2017-09-20 | 2017-12-22 | 广东先河科迪隆科技有限公司 | Ambient water quality monitors pretreatment system automatically |
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2017
- 2017-09-20 CN CN201721209638.1U patent/CN207281059U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505443A (en) * | 2017-09-20 | 2017-12-22 | 广东先河科迪隆科技有限公司 | Ambient water quality monitors pretreatment system automatically |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510000 South Keyun Road, Haizhu District, Guangzhou City, Guangdong Province Patentee after: Guangdong Cordillon Technology Co., Ltd. Address before: 510000 South Keyun Road, Haizhu District, Guangzhou City, Guangdong Province Patentee before: Guangdong Xianhe, Dillon Technology Co. Ltd. |
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| CP01 | Change in the name or title of a patent holder |