CN204422516U - A kind of water quality detection equipment - Google Patents
A kind of water quality detection equipment Download PDFInfo
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- CN204422516U CN204422516U CN201420804218.8U CN201420804218U CN204422516U CN 204422516 U CN204422516 U CN 204422516U CN 201420804218 U CN201420804218 U CN 201420804218U CN 204422516 U CN204422516 U CN 204422516U
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Abstract
The utility model relates to a kind of water quality detection equipment, be made up of interconnective cooling device and water monitoring device, cooling device is connected with the main steam range of boiler, after heat exchange cooling processing is carried out to steam, condensate water is imported in water monitoring device through pipeline, water monitoring device is made up of the flow cell that three connect successively, condensate water flows into from the water inlet pipe of flow cell one side-lower, rising pipe above opposite side flows out, and sets gradually dissolved oxygen concentration sensor, conductivity sensor and pH sensor in three flow cells.Compared with prior art, the utility model accurately can test the water sample oxygen without outside air impact, pH, the conductivity test exact value of water sample in boiler.
Description
Technical field
The utility model belongs to field of Environment Protection, especially relates to a kind of water quality detection equipment.
Background technology
In Boiler Steam, condensate water, feedwater water sample, due to the imprecision of unit, often bring partial air into, due to entering of air in boiler chilled water, directly affect the measuring accuracy value of conductance, pH, make test value bigger than normal, for obtaining no oxygen, CO
2pure water water sample, by such water sample flow cup, eliminate oxygen, CO in water sample
2impact.
Chinese patent CN103645290A discloses a kind of water quality on-line detector, comprise industry control liquid crystal display, MCU unit, light source controller, data acquisition unit, power module and multi-wavelength optical pick-up unit, by adopting water analysis sensor combinations multi-wavelength optical pick-up unit, on the one hand, simple water quality parameter is measured by this water analysis sensor, as conductivity, pH value, the water quality parameters such as dissolved oxygen DO, being measured by this multi-wavelength optical pick-up unit on the other hand needs through simple pre-treatment and the water quality parameter that measured by photometer principle, as COD, ammonia nitrogen, total phosphorus, the water quality parameters such as BOD, really realize Multifunctional water on-line detector, but for boiler water quality out, still fine must detection cannot be realized.
Utility model content
The purpose of this utility model is exactly provide a kind of water sample oxygen without outside air impact, pH, conductivity accurately testing water sample in boiler to test the water quality detection equipment of exact value to overcome defect that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of water quality detection equipment, detects the ultrapure water sample in boiler, is made up of interconnective cooling device and water monitoring device,
Described cooling device is connected with the main steam range of boiler, after carrying out heat exchange cooling processing, imports in water monitoring device by condensate water through pipeline to steam,
Described water monitoring device is made up of the flow cell that three connect successively, condensate water flows into from the water inlet pipe of flow cell one side-lower, rising pipe above opposite side flows out, and sets gradually dissolved oxygen concentration sensor, conductivity sensor and pH sensor in three flow cells.
The rising pipe of first flow cell is also communicated with grate flow channel, and the outlet of this gas exhaust duct is connected with the rising pipe of the 3rd flow cell.
Described gas exhaust duct is half frame-shaped construction, by vertically rise to upper runner, horizontal run and be connected in sequence to lower flow channel.
The described lower end to upper runner is directly connected with the rising pipe of first flow cell with T-shaped structure.
The described lower end to lower flow channel is directly connected with the rising pipe of the 3rd flow cell with T-shaped structure.
Be provided with 90 degree of atmosphere opening portions bent in the middle part of described horizontal run, end is provided with atmosphere opening hole.
The diameter of described grate flow channel is greater than the rising pipe of flow cell.
Be provided with heat exchanger coil in described cooling device, the below of shell is provided with chilled water inlet pipe, top is provided with cooling water outlet tube.
The trace impurity discharged due to leaking-in air in water sample or measuring system all can make measurement result produce larger error.As the carbon dioxide in air can reach the equilibrium concentration of 1mg/L in pure water, increase conductivity about 1 μ S/cm.And the control conductivity of boiler pure water is 0.2 μ S/cm.The utility model utilizes certain upward water flow amount, utilizes top water sample isolated Air infitration in short-term, accurately can test the water sample oxygen without outside air impact of bottom water sample, pH, conductivity test exact value.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, 1-through-flow boiler, 2-main steam range, 3-cooling device, 31-heat exchanger coil, 32-shell, 33-chilled water inlet pipe, 34-cooling water outlet tube, 4-first flow cell, 41-dissolved oxygen concentration sensor, 5-second flow cell, 51-conductivity sensor, 6-the 3rd flow cell, 61-pH value sensor, 7-gas exhaust duct, 71-are to upper runner, 72-horizontal run, 73-to lower flow channel, 74-atmosphere opening portion.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment
A kind of water quality detection equipment, as shown in Figure 1, the main ultrapure water sample detected in boiler, is made up of interconnective cooling device 3 and water monitoring device its structure, in the present embodiment, detection be the steam water quality situation of through-flow boiler 1 parallel with one another.Cooling device 3 is connected with the main steam range 2 of above-mentioned boiler, heat exchanger coil 31 is provided with in cooling device 3, the below of shell 32 is provided with chilled water inlet pipe 33, top is provided with cooling water outlet tube 34, after carrying out heat exchange cooling processing like this, is imported in water monitoring device by condensate water through pipeline steam.
Water monitoring device is connected to form successively by the first flow cell 4, second flow cell 5, the 3rd flow cell 6, condensate water flows into from the water inlet pipe of flow cell one side-lower, rising pipe above opposite side flows out, and sets gradually dissolved oxygen concentration sensor 41, conductivity sensor 51 and pH sensor 61 in three flow cells.
The rising pipe of the first flow cell 4 is also communicated with grate flow channel 7, and the outlet of this gas exhaust duct 7 is connected with the rising pipe of the 3rd flow cell 6.Gas exhaust duct 7 is half frame-shaped construction, and diameter is greater than the rising pipe of flow cell, by vertically rise to upper runner 71, horizontal run 72 and be connected in sequence to lower flow channel 73.Lower end to upper runner 71 is directly connected with the rising pipe of the first flow cell 4 with T-shaped structure.Lower end to lower flow channel 73 is directly connected with the rising pipe of the 3rd flow cell 6 with T-shaped structure.Be provided with 90 degree of atmosphere opening portions 74 bent in the middle part of horizontal run 72, end is provided with atmosphere opening hole.
The utility model in use, through being cooled to the test water sample of about 25 degree, control certain flow velocity to enter from the first flow cell 4, flow out from the water sample on the first side, flow cell 4 top, enter the bottom of the second flow cell 5, flow out from the side, top of the second flow cell 5, enter the 3rd flow cell 6, discharge from the side, top of the 3rd flow cell 6.
Claims (8)
1. a water quality detection equipment, detect the ultrapure water sample in boiler, it is characterized in that, this checkout equipment is made up of interconnective cooling device and water monitoring device,
Described cooling device is connected with the main steam range of boiler, after carrying out heat exchange cooling processing, imports in water monitoring device by condensate water through pipeline to steam,
Described water monitoring device is made up of the flow cell that three connect successively, condensate water flows into from the water inlet pipe of flow cell one side-lower, rising pipe above opposite side flows out, and sets gradually dissolved oxygen concentration sensor, conductivity sensor and pH sensor in three flow cells.
2. a kind of water quality detection equipment according to claim 1, it is characterized in that, the rising pipe of first flow cell is also communicated with grate flow channel, and the outlet of this gas exhaust duct is connected with the rising pipe of the 3rd flow cell.
3. a kind of water quality detection equipment according to claim 2, is characterized in that, described gas exhaust duct is half frame-shaped construction, by vertically rise to upper runner, horizontal run and be connected in sequence to lower flow channel.
4. a kind of water quality detection equipment according to claim 3, is characterized in that, the described lower end to upper runner is directly connected with the rising pipe of first flow cell with T-shaped structure.
5. a kind of water quality detection equipment according to claim 3, is characterized in that, the described lower end to lower flow channel is directly connected with the rising pipe of the 3rd flow cell with T-shaped structure.
6. a kind of water quality detection equipment according to claim 3, is characterized in that, be provided with 90 degree of atmosphere opening portions bent in the middle part of described horizontal run, end is provided with atmosphere opening hole.
7. a kind of water quality detection equipment according to any one of claim 2-6, is characterized in that, the diameter of described grate flow channel is greater than the rising pipe of flow cell.
8. a kind of water quality detection equipment according to claim 1, is characterized in that, be provided with heat exchanger coil in described cooling device, and the below of shell is provided with chilled water inlet pipe, top is provided with cooling water outlet tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420804218.8U CN204422516U (en) | 2014-12-17 | 2014-12-17 | A kind of water quality detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420804218.8U CN204422516U (en) | 2014-12-17 | 2014-12-17 | A kind of water quality detection equipment |
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| CN204422516U true CN204422516U (en) | 2015-06-24 |
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| CN201420804218.8U Active CN204422516U (en) | 2014-12-17 | 2014-12-17 | A kind of water quality detection equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391099A (en) * | 2014-12-17 | 2015-03-04 | 国网上海市电力公司 | Water quality testing equipment |
| CN105044302A (en) * | 2015-08-27 | 2015-11-11 | 三一重型装备有限公司 | Mining pure water monitoring device |
| CN108982795A (en) * | 2018-07-19 | 2018-12-11 | 上海大众祥源动力供应有限公司 | A kind of condensed water networking pipe-line system |
| CN110320334A (en) * | 2018-03-30 | 2019-10-11 | 三菱日立电力系统株式会社 | Water quality monitoring system, the steam turbine system and water quality monitoring method for having the water quality monitoring system |
-
2014
- 2014-12-17 CN CN201420804218.8U patent/CN204422516U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391099A (en) * | 2014-12-17 | 2015-03-04 | 国网上海市电力公司 | Water quality testing equipment |
| CN105044302A (en) * | 2015-08-27 | 2015-11-11 | 三一重型装备有限公司 | Mining pure water monitoring device |
| CN110320334A (en) * | 2018-03-30 | 2019-10-11 | 三菱日立电力系统株式会社 | Water quality monitoring system, the steam turbine system and water quality monitoring method for having the water quality monitoring system |
| US11060422B2 (en) | 2018-03-30 | 2021-07-13 | Mitsubishi Power, Ltd. | Water quality monitoring system and steam turbine system including the same as well as water quality monitoring method |
| CN110320334B (en) * | 2018-03-30 | 2021-08-31 | 三菱动力株式会社 | Water quality monitoring system, steam turbine system provided with same, and water quality monitoring method |
| CN108982795A (en) * | 2018-07-19 | 2018-12-11 | 上海大众祥源动力供应有限公司 | A kind of condensed water networking pipe-line system |
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