CN102735858A - Liquid metering and taking system of automatic water quality monitoring instrument - Google Patents

Liquid metering and taking system of automatic water quality monitoring instrument Download PDF

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Publication number
CN102735858A
CN102735858A CN2012102393735A CN201210239373A CN102735858A CN 102735858 A CN102735858 A CN 102735858A CN 2012102393735 A CN2012102393735 A CN 2012102393735A CN 201210239373 A CN201210239373 A CN 201210239373A CN 102735858 A CN102735858 A CN 102735858A
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China
Prior art keywords
liquid
peristaltic pump
water quality
detector
automatic water
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CN2012102393735A
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Chinese (zh)
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CN102735858B (en
Inventor
徐生龙
赵峰
孙学环
巩书贤
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Shandong Sirui Environmental Equipment Technology Co Ltd
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Shandong Sirui Environmental Equipment Technology Co Ltd
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Abstract

The invention relates to a liquid metering and taking system of an automatic water quality monitoring instrument. The liquid metering and taking system comprises an instrument panel and is characterized in that a connection panel is arranged on the instrument panel; a stepping motor and a peristaltic pump are arranged on the connection panel; the stepping motor is connected with the peristaltic pump; the peristaltic pump is connected with one end of a liquid detection pipe through a peristaltic pump pipe; and the other end of the liquid detection pipe is connected with a multi-position valve and a liquid feeding pipe sequentially. The system is short in liquid taking time, high in speed and precise in metering.

Description

Automatic water quality monitoring appearance liquid meter, get liquid systems
Technical field
Patent of the present invention relates to a kind of automatic water quality monitoring appearance liquid meter, gets liquid systems, specify be in the environment supervision instrument field water quality monitor metering with get liquid systems.
Background technology
It is open over 30 years to carry out reforms; The economic construction of China has obtained huge achievement, has also paid huge resource and environmental cost, and the contradiction of economic development and resource environment is sharp-pointed day by day; Masses' environmental pollution problem strong reaction, environment situation are still quite severe.China is the maximum developing country of world population, and the environmental problem that occurs stage by stage in the century-old course of industrialization in the developed country is concentrated in China and occurred, and the contradiction of environment and development becomes increasingly conspicuous.Resource relative shortage, ecological environment frailty, environmental capacity deficiency become the significant problem in the Chinese development gradually.The gross national product (GNP) of China has only 1/12~1/10 of the Japan and the U.S., but ecological disruption and environmental pollution are considerably beyond these two countries.The environmental pollution situation of our country can be used three words summary: gross contamination emission is high, far surpasses environmental capacity; Environmental quality is troubling; Environmental pollution accident gets into the high-incidence season.Environmental protection has become a fundamental state policy of our country, is the important component part of implementing China's strategy of sustainable development, is the important component part with conservation-minded society of building a harmonious society.
Environmental monitoring is as the important process content and the means of environmental protection; Can be pollution tolerance, Environmental Decision-making and management various scientific and reliable environmental datas and analysis result are provided; Set up long-acting environment supervision and early warning mechanism; Become the important component part of environmental law enforcement system, playing the effect of providing for a rainy day aspect the response environment pollution, the loss that environmental pollution is caused and drop to minimum the threat of people's lives and properties.
Traditional metering with get liquid systems or metering, liquid taking device is high in price, moulding is complicated, assembling is inconvenient, instability, along with the raising of monitoring technology, monitoring technology develops towards the direction of high, precision and frontier, and is higher to the requirement of metering system.The metering system of traditional monitoring instrument generally uses jigger or volume pump to measure, get liquid, and jigger metering system metering, to get the liquid capacity single, can't dynamically adjust.And volume pump metering with get liquid systems, price comparison is high, and causes when using in the winter time poorly sealedly because of the shrinkage factor of piston and outside is different, is forbidden so use often regular meeting to occur measuring in summer and winter.
Summary of the invention
The technical matters that patent of the present invention will solve solves traditional metering exactly and gets liquid systems price height, and moulding is complicated, and assembling is difficult, the shortcoming that applicability is not strong.A kind of low price is provided, and moulding is simple, and is easy to assembly, and applicability is wide, and it is high to get liquid efficient, with the supporting novel metering of the monitoring technology in future with get liquid systems.
The following technical scheme of the concrete employing of the present invention:
A kind of automatic water quality monitoring appearance liquid meter, get liquid systems, comprise instrument panel, it is characterized in that, the connection panel is installed on the instrument panel, connect on the panel stepper motor, peristaltic pump are set, stepper motor is connected with peristaltic pump; Peristaltic pump connects liquid detector tube one end through peristaltic pump tube, and the liquid detector tube other end connects multi-position valve and feed tube successively.
Liquid detector tube one side is provided with detector of liquid, liquid detector tube and detector of liquid through right holder, left holder 4 and device at the bottom of installing component be fixed on the instrument panel.
Further, the liquid detector tube is connected through pipe joint with multi-position valve.
The present invention when system gets liquid and gets reagent, the multidigit valve core rotation, valve port and peristaltic pump tube are connected, stepper motor drives the clockwise quick rotation of peristaltic pump; The ducted liquid that valve port connect is drawn up fast, and when detector of liquid monitored liquid, stepper motor drove peristaltic pump and rotates counterclockwise fast; Liquid blows back, rotates after one second, and stepper motor clockwise rotates at a slow speed; The liquid upper reaches, when detector of liquid had detected liquid, stepper motor stopped; Multi-position valve rotates, and stepper motor drives peristaltic pump and rotates counterclockwise fast, and liquid is arrived the heating colorimetric device by blowback; Accomplished once and measured, get liquid, this metering is got liquid time weak point with getting liquid systems, and metering precisely.The position of adjustment color comparison tube and detector of liquid then can be regulated and get liquid measure, is installed in the upper end of color comparison tube like detector of liquid, then gets just increase of liquid measure.
In addition; When this device uses; The reagent sample introduction adopts peristaltic pump negative pressure suction, guarantees the contact of liquid discord pump line, has an air cushioning district between reagent and flexible pipe; Reagent and flexible pipe directly contact, thus greatly reduce the requirement of flexible pipe and stopped pump line to the pollution of liquid, avoided the pump line corrosion.In monitoring instrument metering, when getting liquid, stepper motor adopts the temperature conditions of strict control, adopts technique for temperature compensation, has overcome temperature and has floated influence, guarantees that the step angle of rotation each when motor rotates is identical, reaches that to get liquid accurate, is superior to the manual liquid of getting.
The advantage of patent of the present invention is:
Its advantage of patent of the present invention is, gets liquid time weak point, and speed is fast; Metering accurately, when when reagent bottle is mentioned detector of liquid to liquid, stepper motor drives the peristaltic pump high speed rotating; Save time like this; When liquid during near detecting device, adopt the mode of blowing back pumpback again, improved measuring accuracy like this.Patent of the present invention in the time of the relative position of regulator solution detector and liquid detector tube, is got liquid measure also to change, so can regulate the size of can manual adjustments getting liquid measure as required.Patent peristaltic pump of the present invention is installed in the detector of liquid top; The reagent sample introduction adopts peristaltic pump negative pressure suction; Guarantee the contact of liquid discord peristaltic pump, liquid can only arrive the liquid detector tube when metering, sampling, and reagent does not directly contact with flexible pipe; So reduced the requirement of peristaltic pump flexible pipe and stopped pump line to the pollution of liquid, avoided the corrosion of pump line, the life-span of having improved pipeline.
Description of drawings
Fig. 1 is structural representation figure of the present invention;
Fig. 2 is a side-looking structural representation of the present invention;
Wherein, 1-instrument panel; The 2-peristaltic pump; 3-liquid detector tube; 4-left side holder; The right holder of 5-; The 6-detector of liquid; Installing component at the bottom of the 7-device; The 8-pipe joint; The 9-multi-position valve; 10-liquid feed tube; The 11-peristaltic pump tube; The 12-stepper motor; 13-connects panel.
Embodiment
Like Fig. 1, shown in 2, a kind of automatic water quality monitoring appearance liquid meter, get liquid systems, comprise instrument panel 1, be equipped with on the instrument panel 1 and connect panel 13, connect on the panel 13 stepper motor 12, peristaltic pump 2 are set, stepper motor 12 is connected with peristaltic pump 2; Peristaltic pump 2 connects liquid detector tube 3 one ends through peristaltic pump tube 11, and liquid detector tube 3 other ends are connecting line joint 8, multi-position valve 9 and feed tube 10 successively.Liquid detector tube 3 one sides are provided with detector of liquid 6, liquid detector tube 3 and detector of liquid 6 through right holder 5, left holder 4 and device at the bottom of installing component 7 be fixed on the instrument panel 1.

Claims (3)

  1. An automatic water quality monitoring appearance liquid meter, get liquid systems, comprise instrument panel, it is characterized in that, the connection panel is installed on the instrument panel, connect on the panel stepper motor, peristaltic pump be set, stepper motor is connected with peristaltic pump; Peristaltic pump connects liquid detector tube one end through peristaltic pump tube, and the liquid detector tube other end connects multi-position valve and feed tube successively.
  2. 2. automatic water quality monitoring appearance liquid meter according to claim 1, get liquid systems; It is characterized in that; Liquid detector tube one side is provided with detector of liquid, liquid detector tube and detector of liquid through right holder, left holder 4 and device at the bottom of installing component be fixed on the instrument panel.
  3. 3. automatic water quality monitoring appearance liquid meter according to claim 1, get liquid systems, it is characterized in that the liquid detector tube is connected through pipe joint with multi-position valve.
CN201210239373.5A 2012-07-12 2012-07-12 Liquid metering and taking system of automatic water quality monitoring instrument Active CN102735858B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210239373.5A CN102735858B (en) 2012-07-12 2012-07-12 Liquid metering and taking system of automatic water quality monitoring instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210239373.5A CN102735858B (en) 2012-07-12 2012-07-12 Liquid metering and taking system of automatic water quality monitoring instrument

Publications (2)

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CN102735858A true CN102735858A (en) 2012-10-17
CN102735858B CN102735858B (en) 2014-09-03

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103353513A (en) * 2013-07-12 2013-10-16 杭州辉道环境技术有限公司 Liquid path system based on unit metering and use method thereof
CN104878457A (en) * 2015-06-17 2015-09-02 东华大学 Solution supply device for large-scale electrostatic spinning
CN106501028A (en) * 2016-09-08 2017-03-15 深圳市绿恩环保技术有限公司 Fluorion monitors sampling apparatuses

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0815277A (en) * 1994-06-27 1996-01-19 Toa Medical Electronics Co Ltd Quantitatively liquid sampling apparatus
JP2003344236A (en) * 2002-05-31 2003-12-03 Horiba Ltd Method and device for sampling fixed amount of liquid
CN101324487A (en) * 2007-06-13 2008-12-17 赵铭辉 Quantitative sampling and dilution analysis apparatus
CN101571461A (en) * 2009-06-17 2009-11-04 太原中绿环保科技股份有限公司 Precision liquid taking and metering device of water quality analyzer
CN101655423A (en) * 2009-09-02 2010-02-24 广州市怡文科技有限公司 Accurate liquid extracting and metering device and method
CN202710574U (en) * 2012-07-12 2013-01-30 山东思睿环境设备科技有限公司 Liquid metering and extracting system of automatic water quality monitor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0815277A (en) * 1994-06-27 1996-01-19 Toa Medical Electronics Co Ltd Quantitatively liquid sampling apparatus
JP2003344236A (en) * 2002-05-31 2003-12-03 Horiba Ltd Method and device for sampling fixed amount of liquid
CN101324487A (en) * 2007-06-13 2008-12-17 赵铭辉 Quantitative sampling and dilution analysis apparatus
CN101571461A (en) * 2009-06-17 2009-11-04 太原中绿环保科技股份有限公司 Precision liquid taking and metering device of water quality analyzer
CN101655423A (en) * 2009-09-02 2010-02-24 广州市怡文科技有限公司 Accurate liquid extracting and metering device and method
CN202710574U (en) * 2012-07-12 2013-01-30 山东思睿环境设备科技有限公司 Liquid metering and extracting system of automatic water quality monitor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103353513A (en) * 2013-07-12 2013-10-16 杭州辉道环境技术有限公司 Liquid path system based on unit metering and use method thereof
CN103353513B (en) * 2013-07-12 2015-12-23 肖巍 A kind of liquid-way system based on unit metering and using method thereof
CN104878457A (en) * 2015-06-17 2015-09-02 东华大学 Solution supply device for large-scale electrostatic spinning
CN106501028A (en) * 2016-09-08 2017-03-15 深圳市绿恩环保技术有限公司 Fluorion monitors sampling apparatuses

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Inventor after: Meng Guoxia

Inventor after: Xu Shenglong

Inventor after: Li Haijun

Inventor after: Feng Zhongbao

Inventor after: Zhao Feng

Inventor after: Xu Shenghai

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Inventor before: Zhao Feng

Inventor before: Sun Xuehuan

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Free format text: CORRECT: INVENTOR; FROM: XU SHENGLONG ZHAO FENG SUN XUEHUAN GONG SHUXIAN TO: MENG GUOXIA XU SHENGLONG LI HAIJUN FENG ZHONGBAO ZHAO FENG XU SHENGHAI

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Address after: 256400, No. 11, building mall, Zhen Town, Huantai County, Zibo, Shandong

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Denomination of invention: Liquid metering and taking system of automatic water quality monitoring instrument

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Pledgor: Shandong Sirui Environmental Equipment Technology Co., Ltd.

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Address after: Block A5, Chuangzhi Valley, Huantai County, Zibo City, Shandong Province

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Address before: Huantai County, Shandong province 256400 Zibo city fruit town Dongtai Road No. 38

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Date of cancellation: 20210204

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Pledgee: Huantai County Branch of China Postal Savings Bank Co.,Ltd.

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Registration number: Y2019370000101