CN204138370U - A kind of vacuum dust cather - Google Patents
A kind of vacuum dust cather Download PDFInfo
- Publication number
- CN204138370U CN204138370U CN201420405132.8U CN201420405132U CN204138370U CN 204138370 U CN204138370 U CN 204138370U CN 201420405132 U CN201420405132 U CN 201420405132U CN 204138370 U CN204138370 U CN 204138370U
- Authority
- CN
- China
- Prior art keywords
- water
- water tank
- deoxygenation
- cyclic
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000000428 dust Substances 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 125
- 238000006392 deoxygenation reaction Methods 0.000 claims abstract description 37
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 35
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 239000007921 spray Substances 0.000 claims description 17
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 8
- 102000010637 Aquaporins Human genes 0.000 claims description 3
- 108010063290 Aquaporins Proteins 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 17
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 7
- 239000001301 oxygen Substances 0.000 abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 2
- 235000011089 carbon dioxide Nutrition 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000000889 atomisation Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 235000019600 saltiness Nutrition 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Physical Water Treatments (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
A kind of vacuum dust cather, comprise oxygen-removing tower, deoxygenation water tank and cyclic water tank, be provided with insulated cabinet between deoxygenation water tank and cyclic water tank, described oxygen-removing tower top is provided with first outlet pipe, and the top of deoxygenation water tank is provided with second exhaust pipe; Above cyclic water tank, be provided with water-jet exhauster, first outlet pipe is connected with the gas feed of water-jet exhauster with after second exhaust pipe parallel connection; The bottom of described cyclic water tank is provided with water outlet, the top of cyclic water tank is provided with water-in, be connected by circulation line between the feed-water end of water-jet exhauster and the water outlet of cyclic water tank, circulation line is equipped with water circulating pump, is connected by suction culvert between the mixture export of water-jet exhauster and the water-in of cyclic water tank.The utility model its can not only except the oxygen in anhydrating, also can except other gases such as the carbonic acid gas in anhydrating; Stable, vacuum tightness is high, easy to operate, and energy consumption is little, and noise is low; Can install by low level, be convenient to dwarf boiler room individual layer and arrange, reduce investment outlay.
Description
Technical field
The utility model relates to a kind of oiler feed treatment facility, particularly a kind of vacuum dust cather that can carry out deoxidation treatment to the higher waste water of oxygen level.
Background technology
In oiler feed treatment process process, deoxygenation is a very crucial link.Oxygen is the main corrosion material of water feeding system and boiler, oxygen in feedwater should be removed rapidly, otherwise it can corrode water feeding system and the parts of boiler, corrosion product ferric oxide can enter in pot, deposit or be attached on boiler tube wall and heating surface, form indissoluble and conduct heat iron dirt bad, and corrosion can cause inner-walls of duct appearance point cheat, resistance coefficient increase.When corrosive pipeline is serious, even can there is pipeline explosion hazard.National regulation steam output is more than or equal to all required deoxygenation of hot water boiler that the steam boiler of 2 tphs and water temperature are more than or equal to 95 DEG C.Inadequate or supply is when can not satisfy the demands at enterprise's steam source, just need a equipment not needing steam also can ensure boiler operatiopn, to this, the use of vacuum deaerator provides safety control to electric power industry development and more selects.
Summary of the invention
Technical problem to be solved in the utility model is for the deficiencies in the prior art, provides a kind of reasonable in design, easy to use, not only efficient but also economic vacuum dust cather.
Technical problem to be solved in the utility model is realized by following technical scheme, the utility model is a kind of vacuum dust cather, be characterized in: comprise oxygen-removing tower and be connected to the deoxygenation water tank bottom it, cyclic water tank is connected with in the side of deoxygenation water tank, insulated cabinet is provided with between deoxygenation water tank and cyclic water tank, described oxygen-removing tower top is provided with first outlet pipe, and the top of deoxygenation water tank is provided with second exhaust pipe; Above cyclic water tank, be provided with water-jet exhauster, first outlet pipe is connected with the gas feed of water-jet exhauster with after second exhaust pipe parallel connection; The bottom of described cyclic water tank is provided with water outlet, the top of cyclic water tank is provided with water-in, be connected by circulation line between the feed-water end of water-jet exhauster and the water outlet of cyclic water tank, circulation line is equipped with water circulating pump, is connected by suction culvert between the mixture export of water-jet exhauster and the water-in of cyclic water tank.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, described vacuum dust cather, be characterized in: be provided with built-in mixing tank from top to bottom in described deoxygenation tower body, revolve and penetrate jet apparatus, trickle comb group and filler liquid-steam web, revolve to penetrate between jet apparatus and trickle comb group and be provided with deoxygenation room; Described built-in mixing tank comprises the de-mineralized water water inlet pipe connected with de-mineralized water water-in on tower body, described de-mineralized water water inlet pipe comprises inner and outer tubes, aquaporin was formed between inner and outer tubes, the outside surface of interior pipe is provided with some mixed water fins arranged twist along its axial direction due, and the lead angle of mixed water fin is 35 °-60 °.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, described vacuum dust cather, be characterized in: described in revolve and penetrate jet apparatus and comprise the spray tube being located at and being communicated with below de-mineralized water water inlet pipe and with it, the bottom of spray tube is axially arranged with some nozzles along it, described nozzle comprises nozzle body, the upper end of nozzle body is provided with nozzle inlet, lower end is provided with jet exit, spray core is provided with in nozzle, described spray core comprises the upper cone of specular setting and lower cone, be connected by mediate cylindrical between upper cone and lower cone, the outside surface of mediate cylindrical offers side by side some skewed slots be obliquely installed, the angle of inclination of skewed slot is 45 °-65 °.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, described vacuum dust cather, be characterized in: described filler liquid-steam web comprises and is fixed on upper cowling panel on oxygen-removing tower and lower cowling panel, is provided with net corrugated filling layer between upper cowling panel and lower cowling panel.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, and described vacuum dust cather, is characterized in: the mesh form of described net corrugated filling layer is Ω type.
The utility model can be installed by low level, for steam boiler feedwater deaeration, hot-water heating boiler supply deaerated water and other needs system except the middle gas that anhydrates.
Oxygen-removing tower of the present utility model carries out work at sub-atmospheric pressure, inflow temperature 45 ~ 60 DEG C, built-in mixing tank is pumped to by deaerated feedwater through softening water, by revolving the atomizing nozzle penetrating jet apparatus after abundant mixing, be sprayed onto in oxygen-removing tower, because vaporific water droplet has larger surface-area, be conducive to again the separation effusion of gas, reach the object of deoxygenation.When the water of deoxygenation continues dirty, contact with filler liquid-steam web below, and form moisture film, improve deaerating effect.
Under water in deoxygenation water tank of the present utility model is in its saturation pressure, the oxygen evolution in water, to be taken away by second exhaust pipe together in remaining in the obnoxious flavour in water, completing oxygen removal process.Last deaerated water is just stored in water tank.
The utility model uses cyclic water tank, water circulating pump and water-jet exhauster composition pumped vacuum systems, and pumped vacuum systems makes oxygen-removing tower and deoxygenation water tank keep certain vacuum tightness, extracts out the gas be dissolved in the water with the non-condensing vapour that gas is together overflowed.Water tap water in cyclic water tank supplies, and its water temperature should be lower than the softening water temperature of deoxygenator more than 6-10 DEG C.
Compared with prior art, the beneficial effects of the utility model are as follows:
(1) it can not only except the oxygen in anhydrating, also can except other gases such as the carbonic acid gas in anhydrating;
(2) do not consume steam during deoxygenation, boiler output all utilizes;
(3) may be used for hot-water heating boiler room without supplementary feed deoxygenation during residue steam;
(4) stable, vacuum tightness is high, easy to operate, and energy consumption is little, and noise is low;
(5) fast from starting to the normal time run, when load changes within the scope of 0-120%, deaerating effect is constant;
(6) saltiness and other impurity can not be increased in the water of deoxygenation;
(7) low level can be suitable for install, be convenient to dwarf boiler room individual layer and arrange, reduce investment outlay.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is a kind of structural representation of nozzle.
Fig. 3 is a kind of structural representation of spray core.
Fig. 4 is a kind of structure schematic diagram of built-in mixing tank.
Fig. 5 is the cross section structure schematic diagram of Fig. 4.
Embodiment
With reference to accompanying drawing 1, a kind of vacuum dust cather, the deoxygenation water tank 7 comprising oxygen-removing tower 4 and be connected to bottom it, is connected with cyclic water tank 14 in the side of deoxygenation water tank 7, deoxygenation water tank 7 is as a whole with cyclic water tank 14, is provided with insulated cabinet 15 between deoxygenation water tank 7 and cyclic water tank 14.Insulated cabinet 15 is made up of two dividing plates, is provided with air chamber between two dividing plates, and the heat in deoxygenation water tank 7 can be prevented like this to be delivered in cyclic water tank 14.
Described oxygen-removing tower 4 top is provided with first outlet pipe 8, and the top of deoxygenation water tank 7 is provided with second exhaust pipe 9; Above cyclic water tank 14, be provided with water-jet exhauster 10, first outlet pipe 8 is connected with the gas feed of water-jet exhauster 10 with after second exhaust pipe 9 parallel connection.The bottom of described cyclic water tank 14 is provided with water outlet, the top of cyclic water tank 14 is provided with water-in, be connected by circulation line 11 between the feed-water end of water-jet exhauster 10 and the water outlet of cyclic water tank 14, circulation line 11 is equipped with water circulating pump 12, is connected by suction culvert 13 between the mixture export of water-jet exhauster 10 and the water-in of cyclic water tank 14.During use, water circulating pump 12 works and the water in cyclic water tank 14 is evacuated to the water-in of water-jet exhauster 10, water with flow into cyclic water tank 14 from mixture export after the gas and vapor permeation that gas feed is come in, the continuous like this gas taken away in oxygen-removing tower 4 and deoxygenation water tank 7, make it form negative pressure, and keep certain vacuum tightness.
Reference Fig. 4 and Fig. 5, is provided with built-in mixing tank 1 from top to bottom in described oxygen-removing tower 4 body, revolves and penetrate jet apparatus 2, trickle comb group 5 and filler liquid-steam web 6, revolves to penetrate between jet apparatus 2 and trickle comb group 5 to be provided with deoxygenation room.Described built-in mixing tank 1 comprises the de-mineralized water water inlet pipe connected with de-mineralized water water-in on tower body, described de-mineralized water water inlet pipe comprises inner and outer tubes 22, aquaporin was formed between interior pipe 24 and outer tube 22, the outside surface of interior pipe 24 is provided with some mixed water fins 23 arranged twist along its axial direction due, and the lead angle of mixed water fin 23 is 35 °-60 °.Use mixed water fin 23 can mix before de-mineralized water does not have deoxygenation, make its internal heat, gas solubility fully mixes.
With reference to Fig. 2 and Fig. 3, described in revolve and penetrate jet apparatus 2 and comprise the spray tube being located at and being communicated with below de-mineralized water water inlet pipe and with it, the bottom of spray tube is axially arranged with some nozzles 3 along it, and nozzle 3 touches mouth for atomization.Described nozzle 3 comprises nozzle body, the upper end of nozzle body is provided with nozzle inlet 16, lower end is provided with jet exit 18, spray core 17 is provided with in nozzle 3, described spray core 17 comprises the upper cone 19 of specular setting and lower cone 21, the end circle docking of upper cone 19 and lower cone 21, be connected by mediate cylindrical between upper cone 19 and lower cone 21, the diameter of mediate cylindrical is larger than the diameter of upper and lower cone 21, the outside surface of mediate cylindrical offers side by side some skewed slots 20 be obliquely installed, the angle of inclination of skewed slot 20 is 45 °-65 °.Water is come in from nozzle inlet 16, impacts spray core 17 and rotates, and water forms certain firing angle that revolves by the skewed slot 20 on it and sprays, and de-mineralized water can be made better to be atomized, and per surface area increases, for the spilling of gas provides favourable condition.
Described trickle comb group 5 is trickle comb group 5 conventional in prior art, its structure is made up of housings support flow deflector two portions, it is separated that de-mineralized water flows to the first layer flow deflector, to two layers of flow deflector, again by secondary separation, move in circles like this, water is repeatedly mixed, under the effect of vacuum, make dissolved gases in liquid better separate out.
Described filler liquid-steam web 6 comprises and is fixed on upper cowling panel on oxygen-removing tower 4 and lower cowling panel, is provided with net corrugated filling layer between upper cowling panel and lower cowling panel.The mesh form of net corrugated filling layer is Ω type.Ω type ripple packing has and increases to surface-area, turndown ratio is large, separation efficiency is high, energy consumption is low advantage.
During deoxygenator work, de-mineralized water or condensed water enter de-mineralized water water inlet pipe by de-mineralized water water-in, and mixed by the mixed water fin 23 in de-mineralized water water inlet pipe, after enter spray tube, under the effect of pipeline pressure, by the nozzle 3 on spray tube, de-mineralized water is fully atomized.ON cycle water pump 12, water-jet exhauster 10 provides on the basis of power at water circulating pump 12 and starts working, and uses bernoulli principle, takes away the gas in deoxygenator, makes deoxygenator form negative pressure; Water circulating pump 12, water-jet exhauster 10, cyclic water tank 14 form a recycle system.Deaerated water in deoxygenator by nozzle 3 primary atomization, under the effect of negative pressure, in de-mineralized water, dissolved gases is fully overflowed, taken out of deoxygenator by water-jet exhauster 10, de-mineralized water carries out sub-distribution again through primary atomization to trickle comb group 5, and de-mineralized water drops down onto filler liquid-steam web 6 and carries out deep layer deoxygenation, after three grades of deoxygenations, deaerated water flow to deoxygenation water tank 7, completes final deoxygenation.
Claims (5)
1. a vacuum dust cather, it is characterized in that: comprise oxygen-removing tower and be connected to the deoxygenation water tank bottom it, cyclic water tank is connected with in the side of deoxygenation water tank, insulated cabinet is provided with between deoxygenation water tank and cyclic water tank, described oxygen-removing tower top is provided with first outlet pipe, and the top of deoxygenation water tank is provided with second exhaust pipe; Above cyclic water tank, be provided with water-jet exhauster, first outlet pipe is connected with the gas feed of water-jet exhauster with after second exhaust pipe parallel connection; The bottom of described cyclic water tank is provided with water outlet, the top of cyclic water tank is provided with water-in, be connected by circulation line between the feed-water end of water-jet exhauster and the water outlet of cyclic water tank, circulation line is equipped with water circulating pump, is connected by suction culvert between the mixture export of water-jet exhauster and the water-in of cyclic water tank.
2. vacuum dust cather according to claim 1, is characterized in that: be provided with built-in mixing tank from top to bottom in described deoxygenation tower body, revolve and penetrate jet apparatus, trickle comb group and filler liquid-steam web, revolves to penetrate between jet apparatus and trickle comb group to be provided with deoxygenation room; Described built-in mixing tank comprises the de-mineralized water water inlet pipe connected with de-mineralized water water-in on tower body, described de-mineralized water water inlet pipe comprises inner and outer tubes, aquaporin was formed between inner and outer tubes, the outside surface of interior pipe is provided with some mixed water fins arranged twist along its axial direction due, and the lead angle of mixed water fin is 35 °-60 °.
3. vacuum dust cather according to claim 2, it is characterized in that: described in revolve and penetrate jet apparatus and comprise the spray tube being located at and being communicated with below de-mineralized water water inlet pipe and with it, the bottom of spray tube is axially arranged with some nozzles along it, described nozzle comprises nozzle body, the upper end of nozzle body is provided with nozzle inlet, lower end is provided with jet exit, spray core is provided with in nozzle, described spray core comprises the upper cone of specular setting and lower cone, be connected by mediate cylindrical between upper cone and lower cone, the outside surface of mediate cylindrical offers side by side some skewed slots be obliquely installed, the angle of inclination of skewed slot is 45 °-65 °.
4. vacuum dust cather according to claim 2, is characterized in that: described filler liquid-steam web comprises and is fixed on upper cowling panel on oxygen-removing tower and lower cowling panel, is provided with net corrugated filling layer between upper cowling panel and lower cowling panel.
5. vacuum dust cather according to claim 4, is characterized in that: the mesh form of described net corrugated filling layer is Ω type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405132.8U CN204138370U (en) | 2014-07-22 | 2014-07-22 | A kind of vacuum dust cather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405132.8U CN204138370U (en) | 2014-07-22 | 2014-07-22 | A kind of vacuum dust cather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204138370U true CN204138370U (en) | 2015-02-04 |
Family
ID=52415072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420405132.8U Expired - Lifetime CN204138370U (en) | 2014-07-22 | 2014-07-22 | A kind of vacuum dust cather |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204138370U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402717A (en) * | 2015-11-30 | 2016-03-16 | 江苏海祥环保工程有限公司 | Water-jetting vacuum deaerator |
| CN105641975A (en) * | 2016-01-14 | 2016-06-08 | 中国核电工程有限公司 | Vacuum degassing system utilizing compressed air as power source |
| CN110894939A (en) * | 2019-10-31 | 2020-03-20 | 航天长城节能环保科技有限公司 | Boiler water supply deoxidization system and method |
| CN116105122A (en) * | 2022-12-26 | 2023-05-12 | 连云港市宏庆电力辅机开发有限公司 | Analytic deaerator |
-
2014
- 2014-07-22 CN CN201420405132.8U patent/CN204138370U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402717A (en) * | 2015-11-30 | 2016-03-16 | 江苏海祥环保工程有限公司 | Water-jetting vacuum deaerator |
| CN105641975A (en) * | 2016-01-14 | 2016-06-08 | 中国核电工程有限公司 | Vacuum degassing system utilizing compressed air as power source |
| CN105641975B (en) * | 2016-01-14 | 2020-07-28 | 中国核电工程有限公司 | Vacuum degassing system using compressed air as power source |
| CN110894939A (en) * | 2019-10-31 | 2020-03-20 | 航天长城节能环保科技有限公司 | Boiler water supply deoxidization system and method |
| CN116105122A (en) * | 2022-12-26 | 2023-05-12 | 连云港市宏庆电力辅机开发有限公司 | Analytic deaerator |
| CN116105122B (en) * | 2022-12-26 | 2023-09-22 | 连云港市宏庆电力辅机开发有限公司 | Analytic deaerator |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150204 |
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| CX01 | Expiry of patent term |