CN105137018A - Water quality sensor with build-in stable fluid system - Google Patents
Water quality sensor with build-in stable fluid system Download PDFInfo
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- CN105137018A CN105137018A CN201510514558.6A CN201510514558A CN105137018A CN 105137018 A CN105137018 A CN 105137018A CN 201510514558 A CN201510514558 A CN 201510514558A CN 105137018 A CN105137018 A CN 105137018A
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- water quality
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Abstract
The invention discloses a water quality sensor with a build-in stable fluid system; the water quality sensor includes a shell, an electrochemical probe, a micro pump, a water level sensor, a seal connector, a wire, a micro pump adjusting and water supply cut-off protection device, an instrument, a first water flow channel, a second water flow channel and a filter; the electrochemical probe is mounted on the shell through threads, the micro pump and the water level sensor are arranged at the bottom of the shell, and the first water flow channel and the second water flow channel are each mounted in the shell, two ends of the first water flow channel are connected with the seal connector and the electrochemical probe respectively, and the filter is mounted in the shell, so that a throw-in type water quality sensor body is constituted; the wire is connected with the seal connector and the micro pump adjusting and water supply cut-off protection device, and the micro pump adjusting and water supply cut-off protection device is connected with the instrument. The water quality sensor has the advantages of stable realization and accurate measurement; for on-line type measurement and portable type measurement, the water quality sensor can solve the problem of inaccurate measurement of a conventional water quality sensor; and the water quality sensor adapts to more usage occasions, and promotes popularity application of water quality detection devices.
Description
Technical field
The present invention relates to throw-in type water quality sensor manufacturing technology field, particularly relate to one and carry stabilized fluid system water quality sensor.
Background technology
Throw-in type water quality sensor is applied to all trades and professions water quality and measures, run through water supply and sewage, recirculated water, surface water, industrial process waters etc., because throw-in type water quality sensor needs to be placed in water body for a long time, do not having under regime flow flow condition, electrochemical probe measurement is stressed and flow rate effect and fluctuating, and affect the stable and accurate of measured value.
At present water in pipeline is measured, general employing sensor tube screw thread is installed or external flow cell measures installation, these two kinds of mounting meanss all need to measure water body itself and have certain pressure or external water pump extraction maintenance flowing, but stable pressure and flow velocity can not be ensured, cause Measurement sensibility and precision still can not reach and accurately measure requirement.
Much measuring occasion, cannot carry out installing or provide power extraction water flow cell measurement situation on pipeline under, the simple and convenient measurement of submerged sensor, the fluid system of built-in regime flow, pressure, realizes stablizing, accurately measuring.
Summary of the invention
Object of the present invention: provide one to carry stabilized fluid system water quality sensor; a kind ofly directly be fed in water the throw-in type water quality sensor that steady pressure, flow measurement environment are provided; convenient easy to install, stable, measurement data and the spontaneous adjustment defencive function had accurately.
To achieve these goals, technical scheme of the present invention is:
One carries stabilized fluid system water quality sensor, comprises housing, electrochemical probe, micropump, level sensor, joint for sealing connecting, wire, Micropump adjustment and means for protecting power device when water-break, instrument, the first water stream channel, the second water stream channel and filtrator; Described electrochemical probe is installed on described housing by screw thread, and described housing is placed in water, and described being tightly connected exposes on the water; Described micropump and level sensor are arranged on the bottom of described housing, and described micropump is near described electrochemical probe, and described level sensor presses close to described micropump; The first described water stream channel and the second water stream channel are separately positioned in described housing, the axis of the second described water stream channel and the axial vertical of described housing, the two ends of the first described water stream channel connect described joint for sealing connecting and electrochemical probe respectively, described filtrator is arranged in described housing, forms throw-in type water quality sensor body; One end of described wire is connected with described joint for sealing connecting, and the other end of described wire regulates with described Micropump and one end of means for protecting power device when water-break is connected, and described Micropump regulates and the other end of means for protecting power device when water-break and described Instrument connection.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, is connected to described joint for sealing connecting and Micropump and regulates and the length of wire between means for protecting power device when water-break is no more than 40 meters.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, described filtrator has 20-200 order screen pack.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, the bottom of described housing is provided with tin hat, and described tin hat is connected with described housing by screw thread, and described level sensor and micropump is surrounded.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, described throw-in type water quality sensor body is supported by fixed support and sinks in water body.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, described housing is the diameter range of cylindrical, described housing is 12mm to 200mm, and the length range of described housing is 50mm to 400mm, and the length-diameter ratio of described housing is between 3 to 30.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, described housing is single hop monoblock type or multi-joint interconnection system, and the housing connected mode of described multi-joint interconnection system is screw thread.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, the second described water stream channel has 2-10, the second described water stream channel to be diameter ranges to be the circular hole of 3mm-20mm.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, also comprises supply relay control device, and described supply relay control device and described level sensor form lack of water water pump and protect assembly.
The above-mentioned stabilized fluid system that carries water quality sensor, wherein, described electrochemical probe is have film and without film, containing electrolytic solution and not containing the electrochemical probe of electrolytic solution.
The present invention directly can drop into measurement in any water body, and sensor internal provides steady pressure and flow, realizes stable, Measurement accuracy; All can solve existing water quality sensor for online measurement and portable type measuring and measure inaccurate problem; Structure is simple, and cost is lower; Extend the range of application of water quality monitoring, adapt to more use occasion, promote the popularization and application of water quality detection equipment.
Accompanying drawing explanation
Fig. 1 is the front view that the present invention carries the throw-in type water quality sensor body of stabilized fluid system water quality sensor.
Fig. 2 is the front view that the present invention carries stabilized fluid system water quality sensor.
Embodiment
Embodiments of the invention are further illustrated below in conjunction with accompanying drawing.
Refer to shown in accompanying drawing 1 and accompanying drawing 2, one carries stabilized fluid system water quality sensor, comprises housing 1, electrochemical probe 3, micropump 4, level sensor 5, joint for sealing connecting 6, wire 7, Micropump adjustment and means for protecting power device when water-break 8, instrument 9, first water stream channel 10, second water stream channel 11 and filtrator 12; Described electrochemical probe 3 is installed on described housing 1 by screw thread, and described housing 1 is placed in water, and described being tightly connected 6 is exposed on the water; Described micropump 4 and level sensor 5 are arranged on the bottom of described housing 1, and described micropump 4 is near described electrochemical probe 3, and described level sensor 5 presses close to described micropump 4; The first described water stream channel 10 and the second water stream channel 11 are separately positioned in described housing 1, the axis of the second described water stream channel 11 and the axial vertical of described housing 1, the two ends of the first described water stream channel 10 connect described joint for sealing connecting 6 and electrochemical probe 3 respectively, described filtrator 12 is arranged in described housing 1, forms throw-in type water quality sensor body 13; One end of described wire 7 is connected with described joint for sealing connecting 6, and the other end of described wire 7 regulates with described Micropump and one end of means for protecting power device when water-break 8 is connected, and described Micropump regulates and the other end of means for protecting power device when water-break 8 is connected with described instrument 9.
Be connected to described joint for sealing connecting 6 and Micropump to regulate and the length of wire 7 between means for protecting power device when water-break 8 is no more than 40 meters.By regulating micropump 4 to report flow, the power switch powering to submerged sensor body 13 in the signal control instrument 9 of sensed water level sensor 5.
Described filtrator 12 has 20-200 order screen pack, selects appropriate filter precision according to measurement water body clean-up performance, will endanger the interception of micropump impurity outside sensor.
The bottom of described housing 1 is provided with tin hat 2, and described tin hat 2 is connected with described housing 1 by screw thread, and described level sensor 5 and micropump 4 are surrounded protection, reduces the infringement of outside hard object.
Described throw-in type water quality sensor body 13 can be supported by fixed support 15 and sink in water body 14, sinks to the degree of depth of water body 14 by wire 7 cut to lengthen.
Described housing 1 is the diameter range of cylindrical, described housing 1 is 12mm to 200mm, and the length range of described housing 1 is 50mm to 400mm, and the length-diameter ratio of described housing 1 is between 3 to 30.
Described housing 1 is single hop monoblock type or multi-joint interconnection system, and housing 1 connected mode of described multi-joint interconnection system is screw thread.Electrochemical probe 3, micropump 4, control circuit, level sensor 5, wire 7 are placed in inside and outside this housing 1.
The second described water stream channel 11 has 2-10, the second described water stream channel 11 to be diameter ranges to be the circular hole of 3mm-20mm.
Also comprise supply relay control device, described supply relay control device and described level sensor 5 form lack of water water pump and protect assembly, control circuit lack of water open circuit and have water passage.
Described electrochemical probe 3 can use film and without film, containing electrolytic solution and not containing the electrochemical probe of electrolytic solution, electrochemical probe 3 immerses water body part and adopts sealing technology, reach IP68, waterproof cable, output signal as millivolt signal or 4-20mA, 0-5V or digital signal.
Micropump 4 is 5-24V DC motor Driver water pump, and it is that extraction top, bottom is flowed out or extraction bottom, top is flowed out that current extract mode.Extract current by the first water stream channel 10, second water stream channel 11 through micropump 4, and form the current of steady pressure, flow in electrochemical probe 3 measurement section.Throw-in type water quality sensor body 13 regulates the control circuit of 0-24V DC voltage containing one, and control micropump 4 rotating speed, flow is within the scope of 0-200 l/h.
In sum, the present invention directly can drop into measurement in any water body, and sensor internal provides steady pressure and flow, realizes stable, Measurement accuracy; All can solve existing water quality sensor for online measurement and portable type measuring and measure inaccurate problem; Structure is simple, and cost is lower; Extend the range of application of water quality monitoring, adapt to more use occasion, promote the popularization and application of water quality detection equipment.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure transformation utilizing description of the present invention to do; or directly or indirectly use the technical field being attached to other Related products, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. carry a stabilized fluid system water quality sensor, it is characterized in that: comprise housing, electrochemical probe, micropump, level sensor, joint for sealing connecting, wire, Micropump adjustment and means for protecting power device when water-break, instrument, the first water stream channel, the second water stream channel and filtrator; Described electrochemical probe is installed on described housing by screw thread, and described housing is placed in water, and described being tightly connected exposes on the water; Described micropump and level sensor are arranged on the bottom of described housing, and described micropump is near described electrochemical probe, and described level sensor presses close to described micropump; The first described water stream channel and the second water stream channel are separately positioned in described housing, the axis of the second described water stream channel and the axial vertical of described housing, the two ends of the first described water stream channel connect described joint for sealing connecting and electrochemical probe respectively, described filtrator is arranged in described housing, forms throw-in type water quality sensor body; One end of described wire is connected with described joint for sealing connecting, and the other end of described wire regulates with described Micropump and one end of means for protecting power device when water-break is connected, and described Micropump regulates and the other end of means for protecting power device when water-break and described Instrument connection.
2. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: be connected to described joint for sealing connecting and Micropump regulates and the length of wire between means for protecting power device when water-break is no more than 40 meters.
3. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: described filtrator has 20-200 order screen pack.
4. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: the bottom of described housing is provided with tin hat, described tin hat is connected with described housing by screw thread, and described level sensor and micropump is surrounded.
5. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: described throw-in type water quality sensor body is supported by fixed support and sinks in water body.
6. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: described housing is cylindrical, the diameter range of described housing is 12mm to 200mm, and the length range of described housing is 50mm to 400mm, and the length-diameter ratio of described housing is between 3 to 30.
7. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: described housing is single hop monoblock type or multi-joint interconnection system, the housing connected mode of described multi-joint interconnection system is screw thread.
8. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: the second described water stream channel has 2-10, the circular hole of the second described water stream channel to be diameter range be 3mm-20mm.
9. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: also comprise supply relay control device, described supply relay control device and described level sensor form lack of water water pump and protect assembly.
10. according to claim 1ly carry stabilized fluid system water quality sensor, it is characterized in that: described electrochemical probe is have film and without film, containing electrolytic solution and not containing the electrochemical probe of electrolytic solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510514558.6A CN105137018A (en) | 2015-08-20 | 2015-08-20 | Water quality sensor with build-in stable fluid system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510514558.6A CN105137018A (en) | 2015-08-20 | 2015-08-20 | Water quality sensor with build-in stable fluid system |
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| CN105137018A true CN105137018A (en) | 2015-12-09 |
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| CN201510514558.6A Pending CN105137018A (en) | 2015-08-20 | 2015-08-20 | Water quality sensor with build-in stable fluid system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267559A (en) * | 2018-04-11 | 2018-07-10 | 上海船舶运输科学研究所 | A kind of online water monitoring device peculiar to vessel and method |
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| US5449307A (en) * | 1992-12-09 | 1995-09-12 | Fuereder; Georg | Sea surveillance and control apparatus |
| CN102735502A (en) * | 2012-07-18 | 2012-10-17 | 天津农学院 | Aquaculture water quality sampling device with sensor cleaning function |
| CN203337645U (en) * | 2013-07-25 | 2013-12-11 | 安徽绿洋生态农业科技有限公司 | Automatic water sample collector of aquaculture place |
| CN104122378A (en) * | 2014-07-29 | 2014-10-29 | 中国水产科学研究院渔业机械仪器研究所 | Node type water quality detection system for large-scale aquaculture |
| CN104655194A (en) * | 2015-02-17 | 2015-05-27 | 大连理工大学 | Adaptive acquisition method and device for water quality parameter vertical distribution |
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2015
- 2015-08-20 CN CN201510514558.6A patent/CN105137018A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1208209A (en) * | 1967-11-27 | 1970-10-07 | Gen Electric | Method and system for determining the oxygen content in liquids |
| US5449307A (en) * | 1992-12-09 | 1995-09-12 | Fuereder; Georg | Sea surveillance and control apparatus |
| CN102735502A (en) * | 2012-07-18 | 2012-10-17 | 天津农学院 | Aquaculture water quality sampling device with sensor cleaning function |
| CN203337645U (en) * | 2013-07-25 | 2013-12-11 | 安徽绿洋生态农业科技有限公司 | Automatic water sample collector of aquaculture place |
| CN104122378A (en) * | 2014-07-29 | 2014-10-29 | 中国水产科学研究院渔业机械仪器研究所 | Node type water quality detection system for large-scale aquaculture |
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| CN108267559A (en) * | 2018-04-11 | 2018-07-10 | 上海船舶运输科学研究所 | A kind of online water monitoring device peculiar to vessel and method |
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Application publication date: 20151209 |