CN204285801U - Integral type condensation minute-pressure Phase transformation boiler - Google Patents
Integral type condensation minute-pressure Phase transformation boiler Download PDFInfo
- Publication number
- CN204285801U CN204285801U CN201420736620.7U CN201420736620U CN204285801U CN 204285801 U CN204285801 U CN 204285801U CN 201420736620 U CN201420736620 U CN 201420736620U CN 204285801 U CN204285801 U CN 204285801U
- Authority
- CN
- China
- Prior art keywords
- boiler
- condenser
- tube
- high frequency
- phase transformation
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Abstract
A kind of integral type condensation minute-pressure Phase transformation boiler, belong to field of boilers, one end of described boiler body is provided with the burner of pressurized firing, other one end of boiler body is smoke box outlet flue after boiler, after boiler, smoke box outlet flue is connected with condenser shell side one end, the other end of condenser shell side is connected with chimney, high frequency welded fin-tube is comprised in condenser, the water inlet of high frequency welded fin-tube is connected with boiler blow-down water pipe, described boiler furnace is provided with explosion proof door, this technical scheme can improve the return water temperature of boiler, promote the water temperature in boiler, reduce boiler heating energy consumption and operating cost, accelerate the programming rate of boiler water.
Description
Technical field
The utility model relates to a kind of condensation minute-pressure Phase transformation boiler, and particularly a kind of integral type condensation minute-pressure Phase transformation boiler, belongs to field of boilers.
Background technology
Minute-pressure Phase transformation boiler is a kind of explosive evaporation and condensing heat-exchange transferring heat of relying on thermal medium, thus the heat transmission equipment of heated feed water.In recent years, because fuel vapor vacuum boiler volume is little, automaticity is high, corrosion-free, non-scaling, easy for installation, be widely used, but because vacuum boiler is that negative pressure is run, during normal work, vapor (steam) temperature is lower than 90 ° of C, and limiting its leaving water temperature can not higher than 90 ° of C, minute-pressure Phase transformation boiler runs a little more than normal pressure, during normal work, vapor (steam) temperature is lower than 119 ° of C, 95 ° of C hot water can be provided to user, solve this drawback of vacuum boiler.But in order to avoid back-end surfaces cold end corrosion, traditional combustion gas minute-pressure Phase transformation boiler exhaust gas temperature is usually above 150 DEG C, this not only consumes a large amount of energy, and improve the operating cost of boiler, containing steam about 15% ~ 19%(volume in gas fired-boiler flue gas), be the major vectors of flue gas heat.If the exhaust gas temperature of boiler is dropped to enough low level, steam so in superheat state in flue gas will condense and release the latent heat of vaporization, the boiler that the latent heat of vaporization in flue gas is recycled is called condenser boiler, there is the defects such as efficiency is low, equipment is perishable, UTILIZATION OF VESIDUAL HEAT IN facilitates not in time in traditional flue heat exchange design, cause boiler to use the decline of whole efficiency, waste a large amount of energy.
Summary of the invention
For the problem containing steam in combustion gas minute-pressure Phase transformation boiler exhaust gas temperature usually large, the flue gas of operating cost that is high, boiler, the utility model provides a kind of integral type condensation minute-pressure Phase transformation boiler, object is the exhaust gas temperature in order to utilize boiler, make to condense in the steam of superheat state in flue gas the latent heat of vaporization discharged wherein, improve the return water temperature of boiler, promote the water temperature in boiler, reduce boiler heating energy consumption and operating cost, accelerate the programming rate of boiler water.
The technical solution of the utility model is: integral type condensation minute-pressure Phase transformation boiler, comprise boiler body, one end of described boiler body is provided with the burner of pressurized firing, other one end of boiler body is smoke box outlet flue after boiler, boiler goes out rear smoke box outlet flue and is connected with condenser shell side one end, the other end of condenser shell side is connected with chimney, high frequency welded fin-tube is comprised in condenser, the water inlet of high frequency welded fin-tube is connected with boiler blow-down water pipe, described boiler furnace is provided with explosion proof door, high frequency welded fin-tube water inlet is arranged on one end that condenser is connected with chimney, the delivery port of high frequency welded fin-tube is arranged on one end that condenser is connected with boiler nozzle, the delivery port of described condenser is connected with the water inlet of boiler body, described condenser and boiler body are disposed in parallel on the base of boiler, boiler body and condenser are arranged in an overall shell.
The good effect that the utility model has is: pass through in technical solutions of the utility model to use the burner of pressurized firing can improve vapor (steam) temperature when normally working, thus raising leaving water temperature, by the termini in apposition at boiler body, condenser is set, the water in the waste-heat condenser internally finned tube in flue can be made full use of, heat exchange in condenser between flue gas and boiler blow-down water can be strengthened by using high frequency welded fin-tube within the condenser, promote water temperature as early as possible, by high frequency welded fin-tube water inlet being arranged on one end that condenser is connected with chimney, the delivery port of high frequency welded fin-tube is arranged on one end that condenser is connected with boiler nozzle, backwater and flue gas is made to be reverse flow state, the temperature difference between flue gas and backwater can be reduced, heat transfer rate can be accelerated, by condenser and boiler body are disposed in parallel on base, boiler and condenser can be made to be among same shell, make to form an integral device between boiler and condenser, the convenience that the integral installation that can improve boiler manufactures.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model.
Detailed description of the invention
By the following examples and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
In Fig. 1,1: burner, 2: shell, 3: boiler body, 4: rear smoke box, 5: outlet flue, 6: condenser, 7: base, 8: condenser outlet flue, 9: chimney, 10: return water system, 11: outlet system, 12: finned tube entrance, 13: finned tube outlet, 14: boiler inlet, 15: boiler export.
The technical solution of the utility model is integral type condensation minute-pressure Phase transformation boiler, comprise boiler body, boiler body is a kind of minute-pressure Phase transformation boiler, one end of described boiler body 3 is provided with the burner 1 of pressurized firing, other one end of boiler body is the outlet flue 5 of smoke box 4 after boiler, after boiler, the outlet flue 5 of smoke box 4 is connected with condenser 6 shell side one end, the other end and the condenser outlet flue 8 of condenser 6 shell side are connected with chimney 9, high frequency welded fin-tube is comprised in condenser 6, the water inlet 12 of high frequency welded fin-tube is connected with boiler blow-down water pipe, described boiler body is provided with explosion proof door, high frequency welded fin-tube water inlet 12 is arranged on one end that condenser 6 is connected with chimney 9, the delivery port 13 of high frequency welded fin-tube is arranged on one end that condenser 6 is connected with boiler nozzle 5, condenser 6 is used for reducing exhaust gas temperature, and absorb the latent heat of vaporization of steam in tail flue gas, the heating surface of condenser 6 forms primarily of high frequency welded fin-tube, material is ND steel, ND steel is the current the most desirable dew point of resistance to sulfuric acid low temperature corruption steel both at home and abroad, as long as this steel dare to being manufactured on the heat exchanger and evaporimeter of being on active service in high sulfur-containing smoke gas, there is excellent acid corrosion-resistant, anti-chlorine ion corrosion performance, condenser casing housing also adopts ND steel plate, arrange high frequency welded fin-tube in condenser arrange for suitable or be staggered in arrangement, boiler blow-down water enters condenser, boiler is entered after the heat exchange of ND steel high frequency welded fin-tube, wherein 10 is boiler outlet systems, 11 is water inlet systems of boiler, the delivery port 13 of described condenser 6 is connected with the water inlet 14 of boiler body, described condenser 7 is disposed in parallel on the base 7 of boiler with boiler body 3, boiler body 3 and condenser 6 are arranged in an overall boiler jacket 2.
According to water dew point in the known flue gas of steam partial pressure coefficient generally at 56 ~ 60 DEG C, by reducing below flue-gas temperature to dew point with coolant media, the simultaneously sensible heat of recovered flue gas and latent heat, because condensed water in water vapor condensation process can absorb a part of pernicious gas as SO2, NOx, the discharge of contaminant reducing, be conducive to environmental protection, the utility model can significantly make boiler thermal output improve, with 1NM3 natural gas burning production theory exhaust gas volumn about 10.3 NM
3(about 12.5KG), for excess air coefficient 1.3, produces flue gas 14 NM
3(about 16.6KG), get flue-gas temperature 200 DEG C and be reduced to 70 DEG C, release physical sensible heat and be about 1600KJ, water vapour condensation rate gets 50%, releases the latent heat of vaporization about 1850 KJ, amount to heat release 3450 KJ, be about 10% of natural gas low heat valve, if get 80% flue gas to enter heat-energy recovering apparatus, heat utilization rate more than 8% can be improved, save gas fuel nearly 10%, do not need separately to establish environmental protecting device.
Pass through in the utility model to use the burner 1 of pressurized firing can improve vapor (steam) temperature when normally working, by arranging condenser 6 at the termini in apposition of boiler body 3, the water in high frequency welded fin-tube in the waste-heat condenser 6 in flue can be made full use of, heat exchange in condenser between flue gas and boiler blow-down water can be strengthened by using high frequency welded fin-tube in condenser 6, promote water temperature as early as possible, by high frequency welded fin-tube water inlet 12 being arranged on one end that condenser 6 is connected with chimney 9, by one end that the water outlet 13 mouthfuls of high frequency welded fin-tube is arranged on condenser 6 and is connected with smoke box outlet flue 5 after boiler, backwater and flue gas is made to be reverse flow state, the temperature difference between flue gas and backwater can be reduced, heat transfer rate can be accelerated, by condenser 6 and boiler body 3 are disposed in parallel on base 7, boiler body 3 and condenser 6 can be made to be among same shell, make to form an integral device between boiler and condenser 6, the overall aesthetics of boiler can be improved.
After detailed description embodiment of the present utility model, the personage being familiar with this technology can be well understood to, do not departing under above-mentioned claim and spirit and can carry out various change and amendment, all above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all belong to the scope of technical solutions of the utility model, and the utility model is not also limited to the embodiment of example in description.
Claims (3)
1. integral type condensation minute-pressure Phase transformation boiler, comprise boiler body, it is characterized in that: an end of described boiler body is provided with the burner of pressurized firing, other one end of boiler body is smoke box outlet flue after boiler, after boiler, smoke box outlet flue is connected with condenser shell side one end, and the other end of condenser shell side is connected with chimney, comprises high frequency welded fin-tube in condenser, the water inlet of high frequency welded fin-tube is connected with boiler blow-down water pipe, and described boiler furnace is provided with explosion proof door.
2. integral type condensation minute-pressure Phase transformation boiler according to claim 1, it is characterized in that: high frequency welded fin-tube water inlet is arranged on one end that condenser is connected with chimney, the delivery port of high frequency welded fin-tube is arranged on one end that condenser is connected with boiler nozzle, and the delivery port of described condenser is connected with the water inlet of boiler body.
3. integral type condensation minute-pressure Phase transformation boiler according to claim 1, is characterized in that: described condenser and boiler body are disposed in parallel on the base of boiler, and boiler body and condenser are arranged in an overall shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420736620.7U CN204285801U (en) | 2014-12-01 | 2014-12-01 | Integral type condensation minute-pressure Phase transformation boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420736620.7U CN204285801U (en) | 2014-12-01 | 2014-12-01 | Integral type condensation minute-pressure Phase transformation boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204285801U true CN204285801U (en) | 2015-04-22 |
Family
ID=52868952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420736620.7U Active CN204285801U (en) | 2014-12-01 | 2014-12-01 | Integral type condensation minute-pressure Phase transformation boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204285801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833089A (en) * | 2015-05-28 | 2015-08-12 | 苏州斯洛莱自动化设备有限公司 | Environment-friendly condensation micropressure phase change boiler |
-
2014
- 2014-12-01 CN CN201420736620.7U patent/CN204285801U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833089A (en) * | 2015-05-28 | 2015-08-12 | 苏州斯洛莱自动化设备有限公司 | Environment-friendly condensation micropressure phase change boiler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202747320U (en) | Air cooling type efficient fuel or gas condensing boiler | |
| CN201973697U (en) | System capable of generating low-pressure steam by utilizing flue gas afterheat | |
| CN102607010A (en) | Composite phase-change heat exchange system | |
| CN104235928A (en) | Boiler flue gas waste heat heating system | |
| CN205383589U (en) | Novel energy -efficient application system of afterbody flue gas heat energy set | |
| CN202253560U (en) | Integrated condensation steam boiler | |
| CN203771380U (en) | Condensation waste heat recovery steam boiler | |
| CN202902620U (en) | Integral center back-draft type condensate bearing hot water furnace | |
| CN205332168U (en) | Waste heat comprehensive recovery utilization system of thermal power factory | |
| CN202791953U (en) | Water pipe type condensation superheating steam generator | |
| CN104501397A (en) | Membrane water-wall compound return water condensing type natural gas hot water boiler | |
| CN103994458A (en) | Composite phase change heat exchanger suitable for thermal power generating unit | |
| CN204285801U (en) | Integral type condensation minute-pressure Phase transformation boiler | |
| CN104235825A (en) | Boiler flue gas waste heat recycling system | |
| CN102645112B (en) | Waste heat recovery system for improving efficiency of electric dust collector | |
| CN202630747U (en) | Waste heat recovery system capable of improving efficiency of electric dust collector | |
| CN202792536U (en) | Water pipe type condensation hot water boiler | |
| CN205279449U (en) | High -efficient plant specimen | |
| CN202692016U (en) | Flue gas waste heat recovery system for concurrent boiler | |
| CN202928095U (en) | Heat exchanging structure with air pre-heater | |
| CN201628502U (en) | Vacuum heat-pipe fuel gas waste heat recovery device | |
| CN204693828U (en) | A kind of environmental protection condensation minute-pressure Phase transformation boiler | |
| CN205448317U (en) | Condensation type plant specimen | |
| CN202791952U (en) | Water pipe type condensation saturation steam generator | |
| CN102788343A (en) | Water tube type condensation and saturation steam boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 455000, Haihe Road, Wenfeng District, Henan, Anyang Patentee after: FangKuai Boiler Co., Ltd. Address before: 455000, Haihe Road, Wenfeng District, Henan, Anyang Patentee before: Anyang Fangkuai Boiler Co., Ltd. |