CN102520132B - Improved measuring device for oxygen content in water - Google Patents
Improved measuring device for oxygen content in water Download PDFInfo
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- CN102520132B CN102520132B CN201110448967.2A CN201110448967A CN102520132B CN 102520132 B CN102520132 B CN 102520132B CN 201110448967 A CN201110448967 A CN 201110448967A CN 102520132 B CN102520132 B CN 102520132B
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- water
- dissolved oxygen
- oxygen sensor
- ultrasonic transducer
- cylindrical shell
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Abstract
The invention relates to an improved measuring device for oxygen content in water, which comprises a dissolved oxygen sensor and an ultrasonic transducer for cleaning the dissolved oxygen sensor, wherein the dissolved oxygen sensor and the ultrasonic transducer are arranged in a sealed shell at an interval; and the shell is provided with a water inlet and a water outlet on a peripheral wall of an area between opposite surfaces of the ultrasonic transducer and the dissolved oxygen sensor. The ultrasonic transducer and the dissolved oxygen sensor are arranged in the sealed shell at an interval, so that vibrational energy of ultrasonic waves can be fully utilized when the dissolved oxygen sensor is cleaned, and the cleaning effect is better; the vibrational energy of the ultrasonic waves can be fully utilized, so that only the ultrasonic transducer with lower power is needed, and the aim of energy conservation is achieved; and in addition, the ultrasonic transducer is arranged in the sealed shell, the influence of the ultrasonic waves on aquatic life is greatly reduced.
Description
Technical field
The present invention relates to a kind of measurement mechanism of oxygen content of improvement.
Background technology
At present, the measurement mechanism of the oxygen content in water on market is generally made up of simple dissolved oxygen sensor exactly, after dissolved oxygen sensor works long hours in water, just has a large amount of dirt and is attached on the oxygen permeation membrane of sensor, now must clean it, otherwise measured value can be caused inaccurate.And the measurement mechanism of existing oxygen content in water does not arrange special cleaning device, on-line cleaning can not be carried out to it, can only be in use for some time, take out from water, carry out wiping with cotton etc., the time of this cleaning way cost is longer, and its work efficiency is very low, cleaning is also thorough, and wiping dynamics is grasped with great difficulty to oxygen permeation membrane generation damage.In order to reach the object of easy to clean, in 2009.03.20, applicant has applied for that name is called a kind of measurement mechanism of oxygen content in water, the patent No. is the utility model patent of CN200920052989.5, this patent to some extent solves the problem of on-line cleaning, but connect ultrasonic transducer and described dissolved oxygen sensor owing to adopting open support, ultrasonic transducer is exposed in water, it is made to there are 2 deficiencies: 1, hyperacoustic vibrational energy can not make full use of, cleaning performance is bad, the cleaning performance ensured, then must strengthen hyperacoustic power, 2, the biology in water can be subject to hyperacoustic impact.
Summary of the invention
Technical matters to be solved by this invention is the deficiency overcoming above-mentioned prior art, provides a kind of and can clean dissolved oxygen sensor in real time online and can to make full use of hyperacoustic vibrational energy, cleaning performance good, energy-conservation and can reduce the measurement mechanism of the oxygen content in water of the improvement to biotic influence.
According to the measurement mechanism of the oxygen content of a kind of improvement provided by the invention, comprise the ultrasonic transducer of dissolved oxygen sensor, cleaning dissolved oxygen sensor, described ultrasonic transducer and described dissolved oxygen sensor are disposed in closed housing, and the perisporium in the region of described housing between described ultrasonic transducer and described dissolved oxygen sensor opposite face has opened water inlet and water delivering orifice.
The present invention also has following additional technical feature:
Described housing comprises cylindrical barrel and upper and lower two end caps of coordinating of two ends upper and lower with cylindrical shell respectively, described dissolved oxygen sensor and described ultrasonic transducer are fixedly mounted on upper/lower terminal respectively and cover, and described water inlet and water delivering orifice are arranged on described cylindrical shell.
Upper and lower two ends are together by a threaded connection described upper/lower terminal lid with cylindrical shell respectively.
Described water inlet is provided with water pump, and this water pump is arranged on the outside of described housing.
Be provided with one in described cylindrical shell and be enclosed within the sleeve preventing dissolved oxygen sensor from rocking outside dissolved oxygen sensor.
Be fixed together by several piece web joint between the outer peripheral face of described sleeve and the inner peripheral surface of cylindrical shell.
A dividing plate is provided with in described cylindrical shell, described dividing plate is opened the through hole allowing described dissolved oxygen sensor to pass, described diaphragm housing ring is located at the bottom of described dissolved oxygen sensor, ultrasonic transducer is short cylinder, the internal diameter of its external diameter and described cylindrical shell is suitable, thus is formed between described dividing plate and ultrasonic transducer and hold aqua region.
Described cylindrical shell perisporium is circumferentially evenly equipped with four through holes, one of them through hole is water inlet, and another three through holes are water delivering orifice.
The opposite face of described ultrasonic transducer and dissolved oxygen sensor is formed with arc boss.
The outside of described housing is formed with the water pump seat of propclip water holding pump.
According to the oxygen content in water of a kind of improvement provided by the invention measurement mechanism compared with prior art tool have the following advantages: first, described ultrasonic transducer and described dissolved oxygen sensor are disposed in closed housing, this structure makes can make full use of hyperacoustic vibrational energy when cleaning dissolved oxygen sensor, cleaning performance is better, just because it can make full use of hyperacoustic vibrational energy, therefore the ultrasonic transducer of smaller power need only be used, reach energy-conservation object, in addition, because ultrasonic transducer is arranged in closed housing, greatly reduce the impact of ultrasound wave on aquatic organism.Secondly, described water inlet is provided with water pump, and water pump can make the water when measuring around measurement mechanism keep flowing, thus improves the accuracy of measurement of oxygen content value.Secondly, described dissolved oxygen sensor and described ultrasonic transducer relative spacing are arranged, and this structure can improve the utilization factor of ultrasonic transducer vibrational energy, thus make the vibrational energy that only needs to make the transducer of smaller power can obtain needs; The opposite face of described ultrasonic transducer and dissolved oxygen sensor is formed with arc boss, and vibrational energy is gathered in arc boss by this structure, further increases the utilization factor of ultrasonic transducer vibrational energy.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of optimal way of the present invention;
Fig. 2 be in Fig. 1 A-A to cross-sectional schematic;
Fig. 3 is the structural representation of water inlet and water delivering orifice in Fig. 1.
Embodiment
See Fig. 1 to Fig. 3, a kind of optimal way of the measurement mechanism of the oxygen content in water of a kind of improvement of the present invention is shown, comprise the ultrasonic transducer 3 of dissolved oxygen sensor 1, cleaning dissolved oxygen sensor, described ultrasonic transducer and described dissolved oxygen sensor relative spacing are arranged in closed housing 2, and the perisporium in the region of described housing between described ultrasonic transducer and described dissolved oxygen sensor opposite face has opened water inlet 5 and water delivering orifice 6.Described ultrasonic transducer and described dissolved oxygen sensor are disposed in closed housing, this structure makes hyperacoustic vibrational energy when cleaning dissolved oxygen sensor more concentrated, hyperacoustic vibrational energy can be made full use of, cleaning performance is better, just because it can make full use of hyperacoustic vibrational energy, therefore the ultrasonic transducer of smaller power need only be used, reach energy-conservation object, in addition, because ultrasonic transducer is arranged in closed housing, greatly reduce the impact of ultrasound wave on aquatic organism.Secondly, described dissolved oxygen sensor and described ultrasonic transducer relative spacing are arranged, and this structure can improve the utilization factor of ultrasonic transducer vibrational energy, thus make the vibrational energy that only needs to make the transducer of smaller power can obtain needs.
Described housing comprises cylindrical barrel 20 and upper and lower two end caps 21,22 of coordinating of two ends upper and lower with cylindrical shell respectively, described dissolved oxygen sensor and described ultrasonic transducer are fixedly mounted on upper/lower terminal respectively and cover, described water inlet and water delivering orifice are arranged on described cylindrical shell, described cylindrical shell perisporium is circumferentially evenly equipped with four through holes, one of them through hole is water inlet, and another three through holes are water delivering orifice.Upper and lower two ends are together by a threaded connection described upper/lower terminal lid with cylindrical shell respectively.Described dissolved oxygen sensor is strip right cylinder, be provided with one in described cylindrical shell and be enclosed within the sleeve 23 preventing dissolved oxygen sensor from rocking outside dissolved oxygen sensor, the internal diameter of this sleeve 23 and described dissolved oxygen sensor external diameter sizableness, can effectively prevent rocking of described dissolved oxygen sensor, further increase cleaning performance.Be fixed together by several piece web joint 24 between the outer peripheral face of described sleeve 23 and the inner peripheral surface of cylindrical shell, described sleeve is positioned at the center of described cylindrical shell 20.
In the present embodiment, described water inlet is provided with water pump 4, this water pump 4 is arranged on the outside of described housing, water pump can make the water when measuring around measurement mechanism keep flowing, thus improve the accuracy of measurement of oxygen content value, the outside of described housing is formed with the water pump seat 40 of propclip water holding pump.The opposite face 30 of described ultrasonic transducer and dissolved oxygen sensor is formed with arc boss 31, makes hyperacoustic vibrational energy more concentrated, further increase the utilization factor of ultrasonic transducer vibrational energy, make cleaning more fast, thoroughly.
In the present embodiment, a dividing plate 25 is provided with in described housing, described dividing plate is opened the through hole 26 allowing described dissolved oxygen sensor to pass, described diaphragm housing ring is located at the bottom of described dissolved oxygen sensor, ultrasonic transducer is short cylinder, the internal diameter of its external diameter and described cylindrical shell is suitable, thus between dividing plate and ultrasonic transducer, form the little appearance aqua region 28 of volume, the water entered from water inlet is limited in this appearance aqua region, when cleaning its to expend ultrasonic transducer vibrational energy less, cleaning performance is better, very energy-conservation.
Described dissolved oxygen sensor, ultrasonic transducer and water pump are all connected with single-chip microcomputer (not shown), and by Single-chip Controlling, its concrete connected mode is prior art, no longer describes in detail here.The process control of above-mentioned dissolved oxygen sensor, ultrasonic transducer and pump working and cleaning is all by realizing mcu programming.Certainly in order to show and control needs, also can comprise the display device be connected with single-chip microcomputer and key circuit, this is prior art, no longer describes in detail.
Above-described embodiment is used for illustrative purposes only; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; various change and modification can also be made; therefore all equivalent technical schemes also should belong to category of the present invention, and scope of patent protection of the present invention should be limited by each claim.
Claims (8)
1. the measurement mechanism of the oxygen content in water improved, comprise the ultrasonic transducer (3) of dissolved oxygen sensor (1), cleaning dissolved oxygen sensor, it is characterized in that described ultrasonic transducer and described dissolved oxygen sensor relative spacing are arranged in closed housing (2), the perisporium in the region of described housing between described ultrasonic transducer and described dissolved oxygen sensor opposite face has been opened water inlet (5) and water delivering orifice (6); Described housing comprises cylindrical barrel (20) and upper and lower two end caps (21,22) of coordinating of two ends upper and lower with cylindrical shell respectively, described dissolved oxygen sensor and described ultrasonic transducer are fixedly mounted on upper/lower terminal respectively and cover, and described water inlet and water delivering orifice are arranged on described cylindrical shell; Described water inlet is provided with water pump (4), and this water pump (4) is arranged on the outside of described housing; A dividing plate (25) is provided with in described cylindrical shell, described dividing plate is opened the through hole (26) allowing described dissolved oxygen sensor to pass, described diaphragm housing ring is located at the bottom of described dissolved oxygen sensor, is formed and hold aqua region (28) between described dividing plate and ultrasonic transducer.
2. the measurement mechanism of the oxygen content in water of improvement according to claim 1, is characterized in that upper and lower two ends are together by a threaded connection described upper/lower terminal lid with cylindrical shell respectively.
3. the measurement mechanism of the oxygen content in water of improvement according to claim 1, is characterized in that being provided with one in described cylindrical shell is enclosed within the sleeve (23) preventing dissolved oxygen sensor from rocking outside dissolved oxygen sensor.
4. the measurement mechanism of the oxygen content in water of improvement according to claim 3, is characterized in that being fixed together by several piece web joint (24) between the outer peripheral face of described sleeve (23) and the inner peripheral surface of cylindrical shell.
5. the measurement mechanism of the oxygen content in water of improvement according to claim 1, it is characterized in that described ultrasonic transducer is short cylinder, the internal diameter of its external diameter and described cylindrical shell is suitable.
6. the measurement mechanism of the oxygen content in water of improvement according to claim 1, it is characterized in that described cylindrical shell perisporium is circumferentially evenly equipped with four through holes, one of them through hole is water inlet, and another three through holes are water delivering orifice.
7. the measurement mechanism of oxygen content in water according to claim 1, the opposite face (30) that it is characterized in that described ultrasonic transducer and dissolved oxygen sensor is formed with arc boss (31).
8. the measurement mechanism of oxygen content in water according to claim 1, is characterized in that the outside of described housing is formed with the water pump seat (40) of propclip water holding pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110448967.2A CN102520132B (en) | 2011-12-28 | 2011-12-28 | Improved measuring device for oxygen content in water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110448967.2A CN102520132B (en) | 2011-12-28 | 2011-12-28 | Improved measuring device for oxygen content in water |
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| Publication Number | Publication Date |
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| CN102520132A CN102520132A (en) | 2012-06-27 |
| CN102520132B true CN102520132B (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110448967.2A Expired - Fee Related CN102520132B (en) | 2011-12-28 | 2011-12-28 | Improved measuring device for oxygen content in water |
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Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280525A (en) * | 2014-10-21 | 2015-01-14 | 中山欧麦克仪器设备有限公司 | Dissolved oxygen sensor with automatic cleaning function |
| CN106383152A (en) * | 2015-07-26 | 2017-02-08 | 江苏中农物联网科技有限公司 | Intelligent dissolved oxygen sensor |
| CN105548518B (en) * | 2016-01-11 | 2018-06-26 | 山东省科学院海洋仪器仪表研究所 | The long-term on-Line Monitor Device of ocean water quality and method based on Miniature Buoy |
| CN106198906A (en) * | 2016-06-22 | 2016-12-07 | 天津大学 | A kind of ocean water quality integrated sensor device utilizing electromagnetic wave charging |
| CN105866372A (en) * | 2016-06-22 | 2016-08-17 | 天津大学 | Ocean water quality real-time monitoring device composed of integrated sensors and communication modules |
| CN106198634A (en) * | 2016-06-22 | 2016-12-07 | 天津大学 | A kind of self-clean type PH counter device utilizing radio magnetic wave signal to charge |
| CN106198628A (en) * | 2016-06-22 | 2016-12-07 | 天津大学 | A kind of water quality monitoring network realized by self-cleaning pH meter MANET |
| CN106198633A (en) * | 2016-06-22 | 2016-12-07 | 天津大学 | A kind of self-clean type PH counter device with wireless charging module |
| CN106131861A (en) * | 2016-06-22 | 2016-11-16 | 天津大学 | A kind of cellular water quality monitoring network realized by self-cleaning pH meter MANET |
| CN106198629A (en) * | 2016-06-22 | 2016-12-07 | 天津大学 | A kind of self-clean type pH meter device with wireless charging function |
| CN106124717A (en) * | 2016-06-22 | 2016-11-16 | 天津大学 | A kind of ocean based on cellular optimization networking mode water quality real-time monitoring device |
| CN106093124A (en) * | 2016-06-22 | 2016-11-09 | 天津大学 | A kind of integrated sensor device for ocean water quality long term monitoring |
| CN106211364A (en) * | 2016-06-22 | 2016-12-07 | 天津大学 | A kind of ocean water quality real-time monitoring system based on primary and secondary node type networking |
| CN107515234B (en) * | 2017-08-31 | 2020-07-07 | 鲁东大学 | Device and method for measuring photosynthesis intensity of submerged plant |
| CN108714595B (en) * | 2018-05-31 | 2023-09-15 | 珠海和丰智能设备有限公司 | Bionic cleaning mechanism for probe |
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| CN101143363A (en) * | 2007-09-25 | 2008-03-19 | 鄞云光 | Ultrasonic multi-frequency cleaning machine |
| CN201292270Y (en) * | 2008-11-05 | 2009-08-19 | 广州中科建禹水处理技术有限公司 | Membrane-way water treating device with on-line ultrasonic cleaning function |
| CN101535188A (en) * | 2006-10-19 | 2009-09-16 | 高在锡 | Energy-activating apparatus using ultrasonic vibration |
| CN201417263Y (en) * | 2009-03-20 | 2010-03-03 | 莫洪林 | Measuring device for measuring oxygen content of water |
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2011
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101535188A (en) * | 2006-10-19 | 2009-09-16 | 高在锡 | Energy-activating apparatus using ultrasonic vibration |
| CN101143363A (en) * | 2007-09-25 | 2008-03-19 | 鄞云光 | Ultrasonic multi-frequency cleaning machine |
| CN201292270Y (en) * | 2008-11-05 | 2009-08-19 | 广州中科建禹水处理技术有限公司 | Membrane-way water treating device with on-line ultrasonic cleaning function |
| CN201417263Y (en) * | 2009-03-20 | 2010-03-03 | 莫洪林 | Measuring device for measuring oxygen content of water |
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| CN102520132A (en) | 2012-06-27 |
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