CN204478013U - A kind of air rotating-film deaerator - Google Patents
A kind of air rotating-film deaerator Download PDFInfo
- Publication number
- CN204478013U CN204478013U CN201420775192.9U CN201420775192U CN204478013U CN 204478013 U CN204478013 U CN 204478013U CN 201420775192 U CN201420775192 U CN 201420775192U CN 204478013 U CN204478013 U CN 204478013U
- Authority
- CN
- China
- Prior art keywords
- water
- steam
- film
- oxygen
- water 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.)
- Active
Links
Landscapes
- Degasification And Air Bubble Elimination (AREA)
Abstract
The utility model discloses a kind of air rotating-film deaerator, comprise water tank, water tank is communicated with deoxygenation head, and deoxygenation head shell upper is provided with safety valve and oxygen outlet, and oxygen outlet connects steam-water separator; Be provided with successively from top to bottom in deoxygenation head and revolve film device group, multilayer water double-edged fine-toothed comb, liquid-steam web and steam distribution dish, revolve film device group comprise revolve film jet pipe, hydroecium, steam chest and an admission adapter, revolve film jet pipe one end and connect condensate water entrance and sewage draining exit, the other end connects water supplement port; Leaf grating for down pipe interlayer is provided with auxiliary heating pipe; Steam distribution dish connects main steam import; Water tank bottom is provided with boiling tube again, and water tank connects water seal cylinder.This device can eliminate the temperature difference of oxygen-eliminating device inside, reduces the vibrations of oxygen-eliminating device, extends the service life of oxygen-eliminating device.
Description
Technical field
The utility model relates to a kind of boiler and heating system equipment, is specifically related to a kind of air rotating-film deaerator.
Background technology
Oxygen-eliminating device is one of boiler and heating system key equipment, as poor in oxygen-eliminating device oxygen scavenging ability, by the heavy losses caused the corrosion of boiler feedwater pipeline, economizer and other auxiliary device.
Membrane deaerator principle is that moisturizing carries out heat exchange deoxygenation by the ejection of certain angle with heating steam in the shape of a spiral through rotating-film tube, feedwater is heated to the saturation temperature under corresponding oxygen-eliminating device operating pressure, removing is dissolved in oxygen and other gas of feedwater, prevents and reduce the corrosion of boiler feed pipe, economizer and other auxiliary device.
Existing rotating-film deaerator water at low temperature and high-temperature water vapor enter oxygen-eliminating device inside simultaneously, cause deaerator equipment self upper and lower temperature difference excessive, cause vibrations, cause oxygen-eliminating device service life reduction.
Utility model content
The purpose of this utility model is to provide a kind of air rotating-film deaerator, can eliminate the temperature difference of oxygen-eliminating device inside, reduces the vibrations of oxygen-eliminating device, extends the service life of oxygen-eliminating device.
For achieving the above object, the technical scheme that an embodiment of the present utility model is taked is:
Comprise water tank, water tank is communicated with deoxygenation head, and deoxygenation head shell upper is provided with safety valve and oxygen outlet, and oxygen outlet connects steam-water separator; Be provided with successively from top to bottom in deoxygenation head and revolve film device group, multilayer water double-edged fine-toothed comb, liquid-steam web and steam distribution dish, revolve film device group comprise revolve film jet pipe, hydroecium, steam chest and an admission adapter, revolve film jet pipe one end and connect condensate water entrance and sewage draining exit, the other end connects water supplement port; Leaf grating for down pipe interlayer is provided with auxiliary heating pipe; Steam distribution dish connects main steam import; Water tank bottom is provided with boiling tube again, and water tank connects water seal cylinder.
Preferably, deoxygenation head is provided with water inlet pipe, and water inlet pipe installs temperature transmitter, flow sensor, and install water level transmitter in deoxygenation head, temperature transmitter, flow sensor are connected computing module with water level transmitter.
The beneficial effect that this oxygen-eliminating device produces is:
1. water tank bottom is provided with boiling tube again, for during boiler water filling and unit starting time heating deoxygenation, there is powerful heat exchange, promote rapidly the feature of water temperature, water at low temperature and high-temperature water vapor can be reduced and enter the problem causing deaerator equipment self upper and lower temperature difference excessive in oxygen-eliminating device inside simultaneously, reduce water tank vibration, improve the service life of equipment, the security reliability that the equipment that ensure that runs.
2. deoxygenation head water inlet pipe installs temperature transmitter, flow sensor, and install water level transmitter in deoxygenation head, temperature transmitter, flow sensor are connected computing module with water level transmitter.Balance with the hydraulic regime and thermal drying that control the water inlet of deoxygenation head and heating steam, reach deaerating effect, ensure deoxygenation temperature, regulate the YE control valve be arranged on jet chimney, the steam passed into heats, and automatically adjusts steam flow size with the change of deoxygenation water temperature height.
Accompanying drawing explanation
Figure 1 shows that the schematic diagram of an embodiment of a kind of air rotating-film deaerator of the present utility model;
Figure 2 shows that the schematic diagram of an embodiment of deoxygenation head of the present utility model.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the utility model specific embodiment and corresponding accompanying drawing, technical solutions of the utility model are clearly and completely described.
With reference to figure 1, Fig. 2, Figure 1 shows that the schematic diagram of an embodiment of a kind of air rotating-film deaerator of the present utility model, Figure 2 shows that the schematic diagram of an embodiment of deoxygenation head of the present utility model.In the present embodiment, air rotating-film deaerator comprises water tank 2, and water tank 2 and deoxygenation 1 is communicated with, and deoxygenation 1 shell upper is provided with safety valve 110 and oxygen outlet 19, and oxygen outlet 19 connects steam-water separator 18; Be provided with successively from top to bottom in deoxygenation 1 and revolve film device group, multilayer water double-edged fine-toothed comb 112, liquid-steam web 113 and steam distribution dish 114, revolve film device group to comprise and revolve film jet pipe 111, hydroecium, steam chest and a heating steam adapter 11, revolve film jet pipe 111 one end and connect condensate water entrance 15 and sewage draining exit 16, the other end connects water supplement port 12; Leaf grating for down pipe 112 interlayer is provided with auxiliary heating pipe 115; Steam distribution dish 114 connects main steam import 17; Be provided with boiling tube again bottom water tank 2, water tank 2 connects water seal cylinder 210.
In an embodiment of the present utility model, deoxygenation 1 shell is welded into punching press ellipsoidal head by stack shell.Middle or small low pressure oxygen-eliminating device is furnished with a pair flange connect top and the bottom, and for assembling and maintenance, higher-pressure deaerator is equipped with the hand-hole for maintenance.
In an embodiment of the present utility model, revolve revolving in film jet pipe 111 of film device group and add moisture film guider, even if also brute force film can be revolved during underrun, keep good water membrane skirt.Condensate water, chemical moisturizing spray by certain angle in the shape of a spiral through revolving film jet pipe 111, form water membrane skirt, and carry out heat exchange with the heating steam that a heating steam adapter 11 is introduced, define a deoxygenation, the post bake steam contact that feedwater is risen through leaf grating for down pipe 112 is heated to close to the saturation temperature under oxygen-eliminating device operating pressure namely lower than saturation temperature 2-3 DEG C, and carries out thick deoxygenation.Generally revolve film section through this can remove to about the 90-96% of water oxygen level.
In an embodiment of the present utility model, leaf grating for down pipe 112 is made up of several layers of staggered dihedral steelwork, and the feedwater through revolving the thick deoxygenation of film section carries out secondary distribution here, falls on the liquid-steam web be contained under it in even misty rain shape.
In an embodiment of the present utility model, the net corrugated filling that filler liquid-steam web 113 is made up of the unit that many geomeries are identical, a cylinder of composition, this structured packing keeps screen waviness to fill out outside the advantage of night and perforated plate corrugated filler, and flux is large, pressure drop is little, operating flexibility is large, and separative efficiency is high, energy consumption is low, and the feature such as come off never.
In an embodiment of the present utility model, steam distribution dish 114 is regular uniform structure, can ensure heating quality very well, heating steam is presented divide equally state its without the thermoplastic water that rises under cutting condition, work at the temperature that reaches capacity deoxygenation.
With reference to figure 1, in an embodiment of the present utility model, deoxygenation 1 is provided with water inlet pipe, and water inlet pipe installs temperature transmitter, flow sensor, install water level transmitter in deoxygenation head, temperature transmitter, flow sensor are connected computing module with water level transmitter.Balance with the hydraulic regime and thermal drying that control deoxygenation 1 water inlet and heating steam, reach deaerating effect, ensure deoxygenation temperature, regulate the YE control valve be arranged on jet chimney, the steam passed into heats, and automatically adjusts steam flow size with the change of deoxygenation water temperature height.
With reference to figure 1, in an embodiment of the present utility model, water tank 2 is welded into punching press ellipsoidal head by stack shell, and inside arranges stiffening ring, and base to be fixed on prefabricated workbench 25, and one end is fixed, and the other end is for installing expansion roll body device.Water tank is provided with maintenance hand-hole 24, safety valve connecting pipe mouth 22, discharge outlet 29, seethes with excitement the mouth of pipe 27, water seal nozzle, water level interface 21, gauge port 28, thermometer mouth 23, water nozzle 26, ventilating opening etc.
Above-mentioned embodiment is used for explaining and the utility model is described; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment make the utility model and change, all fall into protection domain of the present utility model.
Claims (2)
1. an air rotating-film deaerator, comprises water tank, and described water tank is communicated with deoxygenation head, it is characterized in that, described deoxygenation head shell upper is provided with safety valve and oxygen outlet, and described oxygen outlet connects steam-water separator; Be provided with successively from top to bottom in described deoxygenation head and revolve film device group, multilayer water double-edged fine-toothed comb, liquid-steam web and steam distribution dish, described revolve film device group comprise revolve film jet pipe, hydroecium, steam chest and an admission adapter, described film jet pipe one end of revolving connects condensate water entrance and sewage draining exit, and the other end connects water supplement port; Described leaf grating for down pipe interlayer is provided with auxiliary heating pipe; Described steam distribution dish connects main steam import; Described water tank bottom is provided with boiling tube again, and described water tank connects water seal cylinder.
2. air rotating-film deaerator according to claim 1, it is characterized in that, described deoxygenation head is provided with water inlet pipe, described water inlet pipe installs temperature transmitter, flow sensor, install water level transmitter in oxygen-eliminating device, described temperature transmitter, flow sensor are connected computing module with water level transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420775192.9U CN204478013U (en) | 2014-12-11 | 2014-12-11 | A kind of air rotating-film deaerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420775192.9U CN204478013U (en) | 2014-12-11 | 2014-12-11 | A kind of air rotating-film deaerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204478013U true CN204478013U (en) | 2015-07-15 |
Family
ID=53633802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420775192.9U Active CN204478013U (en) | 2014-12-11 | 2014-12-11 | A kind of air rotating-film deaerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204478013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116221708A (en) * | 2023-02-09 | 2023-06-06 | 连云港职业技术学院 | Rotating film type deaerator |
-
2014
- 2014-12-11 CN CN201420775192.9U patent/CN204478013U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116221708A (en) * | 2023-02-09 | 2023-06-06 | 连云港职业技术学院 | Rotating film type deaerator |
| CN116221708B (en) * | 2023-02-09 | 2023-08-25 | 连云港职业技术学院 | Rotating film type deaerator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201983251U (en) | Boiler starting hydrophobic expanding container | |
| CN203560885U (en) | Continuous blowdown waste heat recovery system used for boiler | |
| CN204478013U (en) | A kind of air rotating-film deaerator | |
| CN203068483U (en) | Atmospheric waste heat recovery thermal oxygen-removing device | |
| CN104445484B (en) | Rotation membrane pipe formula is from oxygen-eliminating device and deoxidation method | |
| CN103754971B (en) | High-efficiency energy-saving thermal deaerator | |
| CN201496945U (en) | Energy-saving thermal mist spray deaerator | |
| CN206469240U (en) | Water drenching reboiling formula membrane deaerator | |
| CN213237484U (en) | Vertical rotary-film deaerator | |
| CN105782945A (en) | Rotating film type deoxidizer and deoxidizing method thereof | |
| CN205065687U (en) | Revolving -film deaerator | |
| CN103557512A (en) | Steam-water separator and steam generator simulation body | |
| CN204005932U (en) | A kind of Novel connection exhaust heat reclamation device | |
| CN208170368U (en) | A kind of nuclear power station deaerating plant | |
| CN105240828A (en) | Thermal deaerator | |
| CN202303333U (en) | Thermal deoxidizing device | |
| CN203976434U (en) | New and effective rotating-film deaerator | |
| CN105444149A (en) | Novel rotary film type deaerating device and deaerating method special for power station | |
| CN206113688U (en) | Dead steam recycling device | |
| CN204404161U (en) | A kind of deaerator exhaust equipment | |
| CN206709048U (en) | A kind of used heat sewage recovering system of waste heat boiler | |
| CN205191543U (en) | Thermal deoxidizing device | |
| CN204356102U (en) | Rotation membrane pipe formula is from deoxygenator | |
| CN205119018U (en) | A deoxidization equipment for coal -fired power unit of thermal power plant | |
| CN209470195U (en) | Condensed water and water charging system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |