CN214064888U - Energy-saving deaerator for boiler - Google Patents
Energy-saving deaerator for boiler Download PDFInfo
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- CN214064888U CN214064888U CN202023055574.9U CN202023055574U CN214064888U CN 214064888 U CN214064888 U CN 214064888U CN 202023055574 U CN202023055574 U CN 202023055574U CN 214064888 U CN214064888 U CN 214064888U
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- Prior art keywords
- boiler
- energy
- deaerator
- steam
- oxygen
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000010438 heat treatment Methods 0.000 claims abstract description 34
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000010865 sewage Substances 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 15
- 239000008213 purified water Substances 0.000 description 10
- 239000007921 spray Substances 0.000 description 5
- 230000008676 import Effects 0.000 description 4
- 238000011084 recovery Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Physical Water Treatments (AREA)
Abstract
The utility model discloses an energy-conserving oxygen-eliminating device of boiler, including the oxygen-eliminating device body, oxygen-eliminating device body top install with the communicating deoxidization piece of oxygen-eliminating device body, install steam heating device in the deoxidization piece, the demister is installed to steam heating device top, deoxidization piece top still communicates there is the heat exchanger. The utility model discloses can effectual reduction heat and soften scattering and disappearing of pure water.
Description
Technical Field
The utility model relates to an economizer especially relates to an energy-conserving oxygen-eliminating device of boiler.
Background
The boiler deaerator is one of key equipment of a boiler heating system, and can effectively reduce the oxygen content in supplied water and reduce the corrosion to a water supply pipeline and other accessory equipment.
The existing thermal deoxidization is performed through a thermal deoxidization device, and an emptying valve is opened all the time in the deoxidization process, so that part of steam in the deoxidization device is discharged along with non-condensable gas, thereby not only causing the waste of boiler heat, but also discharging softened purified water by white water.
Therefore, the technical personnel in the field are dedicated to developing an energy-saving deaerator for a boiler, which can effectively reduce the loss of heat and softened purified water.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects of the prior art, the technical problem to be solved in the utility model is to provide an energy-conserving oxygen-eliminating device of boiler, the effectual heat that reduces and the scattering and disappearing of softening the pure water.
In order to realize the purpose, the utility model provides an energy-conserving oxygen-eliminating device of boiler, including the oxygen-eliminating device body, oxygen-eliminating device body top install with the communicating deoxidization piece of oxygen-eliminating device body, install steam heating device in the deoxidization piece, the demister is installed to steam heating device top, deoxidization piece top still communicates there is the heat exchanger.
The boiler inlet water is heated by the steam heating device, so that non-condensable gas dissolved in the inlet water overflows, and the aim of deoxidizing is fulfilled; the demister installed above the steam heating device can effectively reduce steam overflow, thereby reducing the loss of softened purified water, and the heat exchanger at the top of the oxygen removing part recovers heat in non-condensable gas, thereby achieving the purpose of energy conservation.
Furthermore, the high-temperature water outlet of the heat exchanger is communicated with the oxygen removing part through a first connecting pipe, and the first connecting pipe is connected with the oxygen removing part through a connecting joint between the steam heating device and the demister.
Furthermore, the connecting joint is also connected with a sprayer.
The spray thrower sprays the softened purified water onto the steam heating device, increases the contact area of the softened purified water and the heater, accelerates the heating of the softened purified water, and thus accelerates the escape of non-condensable gas.
Furthermore, a heating steam inlet and a condensed water outlet are arranged at two ends of the steam heating device.
Furthermore, the low-temperature water inlet of the heat exchanger is communicated with the high-temperature cold water outlet of the anti-cavitation device. Softened purified water is used for recycling heat in gas in the heat exchanger and then enters the oxygen removing part, so that the recycling of heat is improved.
Further, the heat exchanger is also provided with an exhaust pipe, the tail end of the exhaust pipe is arc-shaped, and the exhaust pipe is provided with an exhaust valve.
Furthermore, a steam auxiliary heating inlet and a dead steam inlet are arranged above the deaerator body.
Further, a deoxygenated water outlet and a sewage discharge outlet are further installed at the bottom of the deoxygenator body, and the deoxygenated water outlet is communicated with the anti-cavitation device.
The utility model has the advantages that: the utility model can further recover the heat in the non-condensable gas after deoxidizing the softened pure water, thereby reducing the heat loss and improving the energy utilization rate; a demister is arranged in the deoxidizing part, so that steam escaping in the deoxidizing process is reduced, and the waste of softened purified water is reduced; and a sprayer is also arranged in the deoxidizing component, so that the non-condensable gas in the softened purified water can be quickly overflowed.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein it is noted that, in the description of the invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular manner, and therefore should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "communicating" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figure 1, an energy-conserving oxygen-eliminating device of boiler, including oxygen-eliminating device body 1, steam auxiliary heating import 13 and exhaust steam import 14 are installed to oxygen-eliminating device body 1 top, and steam auxiliary heating import 13 UNICOM has high temperature steam, and steam is arranged in carrying out the auxiliary heating to the pure water that softens in the oxygen-eliminating device 1 for soften the pure water and be in suitable temperature, exhaust steam import 14 is used for collecting exhaust steam, and it is extravagant to reduce steam. The deaerator body 1 bottom still installs deoxidization water export 16 and drain 15, deoxidization water export 16 mainly used provide the softened pure water of handling to the boiler, and drain 15 mainly used carries out the blowdown to the boiler.
The deaerator comprises a deaerator body 1, a deaerator piece 2 communicated with the deaerator body 1 is installed above the deaerator body 1, a steam heating device 3 is installed in the deaerator piece 2, a heating steam inlet 9 and a condensate water outlet 10 are installed at two ends of the steam heating device 3, and a demister 4 is installed above the steam heating device 3. Specifically, after the steam heating device 3 heats the softened purified water, the non-condensable gas and part of the steam escape together, the demister 4 keeps the escaped steam in the deaerator 1, the non-condensable gas overflows, the loss of the steam is reduced, and the demister 4 can adopt a steel wire mesh woven by stainless steel soft wires.
A heat exchanger 5 is communicated above the deoxidizing component 2, and the heat exchanger 5 further recovers heat in the non-condensable gas to achieve the purpose of heat recovery. 5 high-temperature water outlets of heat exchanger communicate with deoxidization piece 2 through first connecting pipe 6, and first connecting pipe 6 is located steam heating device 3 and demister 4 with joint 7 of deoxidization piece 2, and joint 7 still is connected with spray thrower 8, and spray thrower 8 evenly sprays the low temperature softened pure water on steam heating device 3 for softened pure water rate of heating is fast, accelerates noncondensable gas to escape.
The low-temperature water inlet of the heat exchanger 5 is communicated with the high-temperature cold water outlet of the anti-cavitation device 11, the deaerated water outlet 16 is communicated with the anti-cavitation device 11, the heat exchanger 5 is further provided with an exhaust pipe 17 for discharging non-condensable gas, the tail end of the exhaust pipe 17 is arc-shaped, and the exhaust pipe 17 is provided with an exhaust valve 12.
The utility model discloses the theory of operation: softened pure water enters into heat exchanger 5 behind anti-cavitation device 11 for heat recovery in the non-condensable gas, soften the pure water after through the heating of steam heating device 3 afterwards, the non-condensable gas and partial steam of dissolving in softening pure water together escape, demister 4 keeps the steam that escapes in deaerator 1, and then reduces losing of steam, and the non-condensable gas discharges after 5 heat exchanges of heat exchanger, with waste heat recovery, the reduction heat is lost. In order to further accelerate the heating efficiency of the softened pure water, a sprayer 8 is installed above the steam heating device 3.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. An energy-saving deaerator for a boiler is characterized in that: including oxygen-eliminating device body (1), oxygen-eliminating device body (1) top install with communicating deoxidization piece (2) of oxygen-eliminating device body (1), install steam heating device (3) in deoxidization piece (2), demister (4) are installed to steam heating device (3) top, deoxidization piece (2) top still intercommunication has heat exchanger (5).
2. The energy-saving deaerator for boiler of claim 1, characterized in that: the high-temperature water outlet of the heat exchanger (5) is communicated with the oxygen removing part (2) through a first connecting pipe (6), and the first connecting pipe (6) is located between the steam heating device (3) and the demister (4) and connected with the oxygen removing part (2) through a connecting joint (7).
3. The energy-saving deaerator for boiler of claim 2, characterized in that: the connecting joint (7) is also connected with a sprayer (8).
4. The energy-saving deaerator for boiler of claim 3, characterized in that: and a heating steam inlet (9) and a condensed water outlet (10) are arranged at two ends of the steam heating device (3).
5. The energy-saving deaerator for boiler of claim 4, characterized in that: and a low-temperature water inlet of the heat exchanger (5) is communicated with a high-temperature cold water outlet of the anti-cavitation device (11).
6. The energy-saving deaerator for boiler of claim 5, characterized in that: an exhaust pipe (17) is further installed on the heat exchanger (5), the tail end of the exhaust pipe (17) is arc-shaped, and an exhaust valve (12) is installed on the exhaust pipe (17).
7. The energy-saving deaerator for boiler of claim 6, characterized in that: and a steam auxiliary heating inlet (13) and a dead steam inlet (14) are arranged above the deaerator body (1).
8. The energy-saving deaerator for boiler of claim 6, characterized in that: the bottom of the deaerator body (1) is further provided with a deaerated water outlet (16) and a sewage draining exit (15), and the deaerated water outlet (16) is communicated with the cavitation-preventing device (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023055574.9U CN214064888U (en) | 2020-12-17 | 2020-12-17 | Energy-saving deaerator for boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023055574.9U CN214064888U (en) | 2020-12-17 | 2020-12-17 | Energy-saving deaerator for boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214064888U true CN214064888U (en) | 2021-08-27 |
Family
ID=77409408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023055574.9U Active CN214064888U (en) | 2020-12-17 | 2020-12-17 | Energy-saving deaerator for boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214064888U (en) |
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2020
- 2020-12-17 CN CN202023055574.9U patent/CN214064888U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20241003 Address after: 401221 plant 1-1, Qixin West Road, Yanjia street, Changshou District, Chongqing Patentee after: Chongqing Huayi Taiguo Energy Equipment Co.,Ltd. Country or region after: China Address before: 402160 Building 1, No. 999, Xingguang Avenue, Yongchuan District, Chongqing (Fenghuang Lake Engineering Co., Ltd., Yongchuan Industrial Park, Chongqing) Patentee before: CHONGQING HUAYI TAIHU BOILER CO.,LTD. Country or region before: China |