CN103574730A - Heating water boiler corrosion preventing device - Google Patents
Heating water boiler corrosion preventing device Download PDFInfo
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- CN103574730A CN103574730A CN201310547239.6A CN201310547239A CN103574730A CN 103574730 A CN103574730 A CN 103574730A CN 201310547239 A CN201310547239 A CN 201310547239A CN 103574730 A CN103574730 A CN 103574730A
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Abstract
The invention provides a heating water boiler corrosion preventing device. According to the technical scheme, the heating water boiler corrosion preventing device comprises a heating water boiler, wherein the heating water boiler is provided with a boiler hot water outlet and a boiler return water inlet; the boiler hot water outlet is connected with a heating water supply pipeline, and the boiler return water inlet is connected with a heating water return pipeline; a hot water shortcut pipeline is connected between the portion, close to the heating water boiler, of the heating water supply pipeline and the portion, close to the heating water boiler, of the heating water return pipeline, and a water pump and a one-way valve which are connected in series are arranged on the hot water shortcut pipeline; a temperature sensor is arranged on the portion, between the boiler return water inlet and the hot water shortcut pipeline, of the heating water return pipeline and is electrically connected with the input end of a temperature controller, and the output end of the temperature controller is electrically connected with the water pump.
Description
Technical field:
What the present invention relates to is a kind of protector of hot-water boiler, especially a kind of heating hot water boiler anti-corrosion erosion device.
Background technology:
Hot-water boiler is in the middle of use procedure, can be according to design parameter operation seldom, after particularly central heating is carried out, substantially be all to move according to the mode of the large flow circulation of low temperature, operating temperature backwater is mostly 40 ℃ of left and right, leaving water temperature is mostly 60 ℃ of left and right, what have is even lower, this makes the radiation heating-surface of hot-water boiler and the fume side of convection heating surface produce sour corrosion, and the therefore frequent pressure-containing parts of changing, the replacement cycle of hot-water boiler pressure-containing parts is substantially about 4 years now, cause greater loss to the user of hot-water boiler, prevent that hot-water boiler from occurring that above-mentioned corrosion has become a difficult problem urgently to be resolved hurrily.It is No. 01810784 patented technology scheme that existing hot-water boiler erosion protection system is authorized disclosed application number as Patent Office of State Intellectual Property Office; this scheme discloses a kind of metal can, particularly boiler; etch-proof protective device; to make the metal can of receiving fluids or the device that boiler obtains anodic protection with an electrode; it is to be put into the corrosion device that prevents water side in boiler in water, but can not solve the etching problem of boiler smoke side.So far also do not solve the corrosion technology equipment of hot-water boiler fume side, this is the existing weak point of prior art.
Summary of the invention:
Technical problem to be solved by this invention, be exactly for the existing deficiency of prior art, and provide a kind of heating hot water boiler anti-corrosion to lose the technical scheme of device, this scheme is exported hot-water boiler hot water by heating supply channel, by hot water short circuit pipeline, be defeated by heating water return pipeline heating backwater, turn back to again hot-water boiler, the water inlet that enters hot-water boiler is brought up to more than 50 ℃, improved the temperature of each heating surface of hot-water boiler, this just makes the fume side of each heating surface of hot-water boiler no longer occur corrosion.
This programme is achieved by the following technical measures: heating hot water boiler anti-corrosion erosion device, comprise the heating hot water boiler with boiler hot-water outlet and boiler blow-down water entrance, described boiler hot-water outlet connects heating supply channel, described boiler blow-down water entrance connects heating water return pipeline, the feature of this programme is to be connected with hot water short circuit pipeline between the heating supply channel near heating hot water boiler and heating water return pipeline, has water pump and the check valve of series connection on described hot water short circuit pipeline; On the heating water return pipeline between described boiler blow-down water entrance and hot water short circuit pipeline, have temperature sensor, this temperature sensor is electrically connected to the input of a temperature controller, and the output of described temperature controller is electrically connected to described water pump.The concrete feature of this programme also has, and described temperature controller is controlled the return water temperature of boiler blow-down water entrance more than 50 ℃.
The beneficial effect of this programme can be learnt according to the narration to such scheme, because be is connected with hot water short circuit pipeline between the heating supply channel near heating hot water boiler and heating water return pipeline, on described hot water short circuit pipeline, there is water pump and the check valve of series connection in this scheme; On the heating water return pipeline between described boiler blow-down water entrance and hot water short circuit pipeline, have temperature sensor, this temperature sensor is electrically connected to the input of a temperature controller, and the output of described temperature controller is electrically connected to described water pump.This structure, the hot water that hot-water boiler can be exported by heating supply channel, by the water pump on hot water short circuit pipeline and hot water short circuit pipeline, be defeated by heating water return pipeline heating backwater, heated backwater turns back to hot-water boiler again, and the inflow temperature that enters hot-water boiler is improved.Heated return water temperature is controlled by temperature controller, generally can be controlled in more than 50 ℃, this backwater being heated enters after hot-water boiler, improved the temperature of each heating surface of hot-water boiler, this just makes the water vapour in the hot flue gas of fume side of each heating surface of hot-water boiler can not condense into water droplet, has prevented SO in hot flue gas
2or SO
3be dissolved into the formation that becomes sulfurous acid or sulfuric acid corrosion liquid in water, so also just prevented the corrosion to each heating surface fume side of hot-water boiler, thus also just no longer there is dust stratification.As can be seen here, the present invention compared with prior art, has outstanding substantive distinguishing features and significant progressive, and the beneficial effect of its enforcement is also apparent.
Accompanying drawing explanation:
Fig. 1 is the structural representation of the specific embodiment of the invention.
In figure, 1 is heating hot water boiler, and 2 is temperature controller, and 3 is boiler hot-water outlet, and 4 is boiler blow-down water entrance, and 5 is heating water return pipeline, and 6 is temperature sensor, and 7 is hot water short circuit pipeline, and 8 is heating supply channel, and 9 is water pump, and 10 is check valve.
The specific embodiment:
For clearly demonstrating the technical characterstic of this programme, below by a specific embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
By accompanying drawing, can find out, the heating hot water boiler anti-corrosion erosion device of this programme, comprise the heating hot water boiler with boiler hot-water outlet and boiler blow-down water entrance, described boiler hot-water outlet connects heating supply channel, described boiler blow-down water entrance connects heating water return pipeline, this programme is to be connected with hot water short circuit pipeline between the heating supply channel near heating hot water boiler and heating water return pipeline, the water pump and the check valve that on described hot water short circuit pipeline, have series connection, this check valve is when preventing water air pump inoperative, in hot water short circuit pipeline, there are current logical.On the heating water return pipeline between described boiler blow-down water entrance and hot water short circuit pipeline, there is temperature sensor, this temperature sensor is electrically connected to the input of a temperature controller, give temperature controller input control signal, the output of described temperature controller is electrically connected to described water pump, controls the operation of water pump or stops.Described temperature controller is controlled the return water temperature of boiler blow-down water entrance between 50-60 ℃.
The present invention is not limited in the above-mentioned specific embodiment, and the variation that those of ordinary skills make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (2)
1. a heating hot water boiler anti-corrosion loses device, comprise the heating hot water boiler with boiler hot-water outlet and boiler blow-down water entrance, described boiler hot-water outlet connects heating supply channel, described boiler blow-down water entrance connects heating water return pipeline, it is characterized in that: between the heating supply channel near heating hot water boiler and heating water return pipeline, be connected with hot water short circuit pipeline, on described hot water short circuit pipeline, have water pump and the check valve of series connection; On the heating water return pipeline between described boiler blow-down water entrance and hot water short circuit pipeline, have temperature sensor, this temperature sensor is electrically connected to the input of a temperature controller, and the output of described temperature controller is electrically connected to described water pump.
2. heating hot water boiler anti-corrosion erosion device according to claim 1, is characterized in that: described temperature controller is controlled the return water temperature of boiler blow-down water entrance more than 50 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310547239.6A CN103574730A (en) | 2013-11-07 | 2013-11-07 | Heating water boiler corrosion preventing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310547239.6A CN103574730A (en) | 2013-11-07 | 2013-11-07 | Heating water boiler corrosion preventing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103574730A true CN103574730A (en) | 2014-02-12 |
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ID=50047075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310547239.6A Pending CN103574730A (en) | 2013-11-07 | 2013-11-07 | Heating water boiler corrosion preventing device |
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| CN (1) | CN103574730A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930710A (en) * | 2015-04-18 | 2015-09-23 | 山东国信工业设备有限公司 | Anti-corrosion adjustment device for water boiler |
| CN105066215A (en) * | 2015-07-17 | 2015-11-18 | 张久明 | Boiler heating system and control method thereof |
| WO2017000588A1 (en) * | 2015-06-29 | 2017-01-05 | 北京合利能科技有限公司 | Complete set of highly stable anti-corrosive heat supply systems |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2389846A1 (en) * | 1977-05-06 | 1978-12-01 | Elesta Ag Elektronik | Central heating boiler low temp. corrosion protection - has regulator controlling water return flow on heating and dew point |
| DE3721999A1 (en) * | 1987-07-03 | 1989-01-12 | Kloeckner & Co | Equipment for influencing the temperature of a heating circuit |
| CN2417388Y (en) * | 2000-05-12 | 2001-01-31 | 上海华力燃烧设备有限公司 | Non low temp. corrosion type air preheater |
| CN101344274A (en) * | 2008-08-25 | 2009-01-14 | 北京硕人时代科技有限公司 | Boiler heat supplying climate compensating system and its implementing method |
| CN202074880U (en) * | 2011-03-15 | 2011-12-14 | 福建成信绿集成有限公司 | Automatic control system used in acid resistant dew point corrosion of a boiler smoke evacuation heat recovery heat exchanger |
-
2013
- 2013-11-07 CN CN201310547239.6A patent/CN103574730A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2389846A1 (en) * | 1977-05-06 | 1978-12-01 | Elesta Ag Elektronik | Central heating boiler low temp. corrosion protection - has regulator controlling water return flow on heating and dew point |
| DE3721999A1 (en) * | 1987-07-03 | 1989-01-12 | Kloeckner & Co | Equipment for influencing the temperature of a heating circuit |
| CN2417388Y (en) * | 2000-05-12 | 2001-01-31 | 上海华力燃烧设备有限公司 | Non low temp. corrosion type air preheater |
| CN101344274A (en) * | 2008-08-25 | 2009-01-14 | 北京硕人时代科技有限公司 | Boiler heat supplying climate compensating system and its implementing method |
| CN202074880U (en) * | 2011-03-15 | 2011-12-14 | 福建成信绿集成有限公司 | Automatic control system used in acid resistant dew point corrosion of a boiler smoke evacuation heat recovery heat exchanger |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930710A (en) * | 2015-04-18 | 2015-09-23 | 山东国信工业设备有限公司 | Anti-corrosion adjustment device for water boiler |
| WO2017000588A1 (en) * | 2015-06-29 | 2017-01-05 | 北京合利能科技有限公司 | Complete set of highly stable anti-corrosive heat supply systems |
| CN105066215A (en) * | 2015-07-17 | 2015-11-18 | 张久明 | Boiler heating system and control method thereof |
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Application publication date: 20140212 |