CN204478075U - Consumer waste incineration boiler - Google Patents
Consumer waste incineration boiler Download PDFInfo
- Publication number
- CN204478075U CN204478075U CN201420809541.4U CN201420809541U CN204478075U CN 204478075 U CN204478075 U CN 204478075U CN 201420809541 U CN201420809541 U CN 201420809541U CN 204478075 U CN204478075 U CN 204478075U
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- CN
- China
- Prior art keywords
- temperature superheater
- cooling chamber
- high temperature
- partition wall
- waste incineration
- 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 - Fee Related
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Abstract
The utility model relates to one way of life waste incineration boiler.Specifically, the boiler of burning domestic garbage is used to.It comprises burner hearth, cooling chamber and crosses hot cell, there are the first partition wall, cooling chamber between burner hearth and cooling chamber and cross between hot cell and have the second partition wall, the first turning flue for making upper furnace be communicated with cooling chamber top is arranged at the first partition wall top, and the second turning flue for making cooling chamber bottom be communicated with mistake bottom, hot cell is arranged at the second partition wall bottom.There are high temperature superheater, medium temperature overheater and low temperature superheater in overheated indoor, and described high temperature superheater, medium temperature overheater and low temperature superheater are arranged along sequence from low to uper part.Be characterized in that all there is the first ash blowing mouth at contiguous first turning flue place, the top of hearth biside wall, the first ash blowing mouth is all connected with high temperature superheater by pipeline.Evaporimeter is had below high temperature superheater.This boiler, energy normal operation, heat exchange efficiency is high, and operating cost is low.
Description
Technical field
The utility model relates to a kind of boiler.Specifically, the boiler of burning domestic garbage is used to.
Background technology
At present, being used for the boiler main of burning domestic garbage will comprise burner hearth, cooling chamber and cross hot cell, there are the first partition wall, cooling chamber between burner hearth and cooling chamber and cross between hot cell and have the second partition wall, the first turning flue for making upper furnace be communicated with cooling chamber top is arranged at the first partition wall top, and the second turning flue for making cooling chamber bottom be communicated with mistake bottom, hot cell is arranged at the second partition wall bottom.There are high temperature superheater, medium temperature overheater and low temperature superheater in overheated indoor, and described high temperature superheater, medium temperature overheater and low temperature superheater are arranged along sequence from low to uper part.During waste incineration, flue gas enters cooling chamber by the first turning flue on the first partition wall top successively from burner hearth, then enters hot cell from the second turning flue of the second partition wall bottom and carry out heat convection to high temperature superheater, medium temperature overheater and low temperature superheater successively.There is following problem in the boiler of said structure: one is owing to being provided with furnace arch, furnace nose on the first partition wall top and furnace outlet, a large amount of dusts after waste incineration in flue gas can gather furnace arch, furnace nose place, make the temperatures as high 870 degrees Celsius at furnace outlet place, thus cause the castable at furnace arch, furnace nose place easily to ftracture.Again because the furnace wall of boiler is water-cooling wall, once the castable cracking at furnace arch, furnace nose place, the water pipe of water-cooling wall can be made to burst, thus affect the normal operation of boiler; Two is that flue gas flow rate in cooling chamber is comparatively slow, and on water-cooling wall, easy dust stratification, makes heat exchange efficiency low; Three is because the cooling chamber outlet i.e. flue-gas temperature at the second turning flue place is higher, the flue gas entering overheated indoor directly carries out heat convection to high temperature superheater, under high temperature superheater is in the temperature of fast erosion, the corrosion rate of the sour gas such as the hydrogen chloride in flue gas to high temperature superheater is exceedingly fast, make the service life of high temperature superheater shorter, thus improve the operating cost of boiler.
Utility model content
Problem to be solved in the utility model is to provide one way of life waste incineration boiler.This boiler, energy normal operation, heat exchange efficiency is high, and operating cost is low.
The problems referred to above to be solved in the utility model are realized by following technical scheme:
Consumer waste incineration boiler of the present utility model comprises burner hearth, cooling chamber and crosses hot cell, there are the first partition wall, cooling chamber between burner hearth and cooling chamber and cross between hot cell and have the second partition wall, the first turning flue for making upper furnace be communicated with cooling chamber top is arranged at the first partition wall top, and the second turning flue for making cooling chamber bottom be communicated with mistake bottom, hot cell is arranged at the second partition wall bottom.There are high temperature superheater, medium temperature overheater and low temperature superheater in overheated indoor, and described high temperature superheater, medium temperature overheater and low temperature superheater are arranged along sequence from low to uper part.Be characterized in that all there is the first ash blowing mouth at contiguous first turning flue place, the top of hearth biside wall, the first ash blowing mouth is all connected with high temperature superheater by pipeline; Evaporimeter is had below high temperature superheater.
Further improvement of the utility model scheme is, all there is the second ash blowing mouth the two side of cooling chamber, and this second ash blowing mouth is all connected with high temperature superheater by pipeline.Described second ash blowing mouth has at least two-layer up and down.
Described evaporimeter is wherein screen formula evaporimeter.Described screen formula evaporimeter to bend and multiple extended surface tubes of horizontal layout are formed by U-shaped.Described in U-shaped bend and two of the extended surface tube of horizontal layout all have angle between traversing section and horizontal line.Described angle is 10 ~ 15 degree.
Take such scheme, have the following advantages:
As can be seen from the above scheme, contiguous first turning flue place, the top due to hearth biside wall is provided with the first ash blowing mouth, and this first ash blowing mouth is all connected with high temperature superheater by pipeline.A large amount of dusts gathering at furnace arch, furnace nose place after decreasing waste incineration in flue gas, improve the heat exchange efficiency of upper furnace, reduce the temperature at furnace outlet place, avoid the castable hot-spot at furnace arch, furnace nose place and the explosion of the cracking caused, water-cooling wall water pipe, ensure that the normal operation of boiler.Owing to being provided with the second ash blowing mouth on the two side of cooling chamber, this second ash blowing mouth is all connected with high temperature superheater by pipeline, avoids the dust stratification on water-cooling wall, improves heat exchange efficiency.Again owing to being provided with evaporimeter below high temperature superheater, after the flue gas entering overheated indoor carries out heat convection to evaporimeter, again heat convection is carried out to high temperature superheater, under making high temperature superheater not be in the temperature of fast erosion, avoid the sour gas such as the hydrogen chloride in flue gas to the fast erosion of high temperature superheater, thus extend the service life of high temperature superheater, reduce the operating cost of boiler.
Accompanying drawing explanation
Fig. 1 is consumer waste incineration boiler structure schematic diagram of the present utility model.
Detailed description of the invention
As shown in Figure 1, consumer waste incineration boiler of the present utility model comprises burner hearth 1, cooling chamber 2 and crosses hot cell 11, the first partition wall 3 is provided with between burner hearth 1 and cooling chamber 2, the second partition wall 7 is provided with between cooling chamber 2 and mistake hot cell 11, it is the furnace arch, furnace nose 6 that the first partition wall 3 upper end is processed with to burner hearth 1 one lateral buckling that first partition wall 3 top is left on the downside of the first turning flue 5, first turning channel 5 for making burner hearth 1 top be communicated with cooling chamber 11 top.Second partition wall 7 bottom is processed with the second turning flue 15 for making cooling chamber 2 bottom be communicated with mistake bottom, hot cell 11.Cross in hot cell 11 and be provided with high temperature superheater 12, medium temperature overheater 10 and low temperature superheater 9, described high temperature superheater 12, medium temperature overheater 10 and low temperature superheater 9 are along being disposed in order from bottom to top.Contiguous first turning flue 5 place, top of burner hearth 1 two side is processed with first ash blowing mouth 4, first ash blowing mouth 4 and is connected with vapour source by pipeline.Described vapour source is evaporimeter 14, and this evaporimeter is arranged on below high temperature superheater 12.By arranging the first ash blowing mouth 4, a large amount of dusts gathering at furnace arch, furnace nose 6 place after decreasing waste incineration in flue gas, improve the heat exchange efficiency on burner hearth 1 top, reduce the temperature in burner hearth 1 exit, avoid the castable hot-spot at furnace arch, furnace nose 6 place and the explosion of the cracking caused, water-cooling wall water pipe, ensure that the normal operation of boiler.
The two side of cooling chamber 2 is all processed with the second ash blowing mouth 8, and this second ash blowing mouth is all connected by pipeline steam source, and described vapour source is evaporimeter 14.The second ash blowing mouth 8 wherein has upper and lower two-layer.By arranging the second ash blowing mouth 8, avoiding the dust stratification on water-cooling wall, improve heat exchange efficiency.
Described evaporimeter 14 is screen formula evaporimeter, and this screen formula evaporimeter to bend and multiple extended surface tubes of horizontal layout are formed by U-shaped.Described is that U-shaped bends and all leaves angle а between two traversing sections 13 of the extended surface tube of horizontal layout and horizontal line.This angle а is 10 ~ 15 degree, can be 10 degree, also can be 13 degree, can also be 15 degree.In an embodiment, described angle а is 13 degree.By arranging evaporimeter 14 below high temperature superheater 12, after the flue gas entered in hot cell 11 carries out heat convection to evaporimeter 14, again heat convection is carried out to high temperature superheater 12, under making high temperature superheater 12 not be in the temperature of fast erosion, avoid the sour gas such as the hydrogen chloride in flue gas to the fast erosion of high temperature superheater 12, thus extend the service life of high temperature superheater 12, reduce the operating cost of boiler.
Claims (7)
1. consumer waste incineration boiler, comprise burner hearth (1), cooling chamber (2) and cross hot cell (11), there are the first partition wall (3), cooling chamber (2) between burner hearth (1) and cooling chamber (2) and cross between hot cell (11) and have the second partition wall (7), the first turning flue (5) for making burner hearth (1) top be communicated with cooling chamber (2) top is arranged at the first partition wall (3) top, and the second turning flue (15) for making cooling chamber (2) bottom be communicated with mistake hot cell (11) bottom is arranged at the second partition wall (7) bottom; Cross in hot cell (11) and have high temperature superheater (12), medium temperature overheater (10) and low temperature superheater (9), described high temperature superheater (12), medium temperature overheater (10) and low temperature superheater (9) are arranged along sequence from low to uper part; It is characterized in that all there is the first ash blowing mouth (4) at contiguous first turning flue (5) place, the top of burner hearth (1) two side, the first ash blowing mouth (4) is all connected with high temperature superheater (12) by pipeline; There is evaporimeter (14) high temperature superheater (12) below.
2. consumer waste incineration boiler according to claim 1, all there is the second ash blowing mouth (8) two side that it is characterized in that cooling chamber (11), and this second ash blowing mouth is all connected with high temperature superheater (12) by pipeline.
3. consumer waste incineration boiler according to claim 2, is characterized in that described second ash blowing mouth (8) has at least two-layer up and down.
4. the consumer waste incineration boiler according to claim 1,2 or 3, is characterized in that described evaporimeter (14) is for screen formula evaporimeter.
5. consumer waste incineration boiler according to claim 4, is characterized in that described screen formula evaporimeter to bend and multiple extended surface tubes of horizontal layout are formed by U-shaped.
6. consumer waste incineration boiler according to claim 5, is characterized in that described is that U-shaped bends and all has angle а between two traversing sections (13) of the extended surface tube of horizontal layout and horizontal line.
7. consumer waste incineration boiler according to claim 6, is characterized in that described angle а is 10 ~ 15 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420809541.4U CN204478075U (en) | 2014-12-20 | 2014-12-20 | Consumer waste incineration boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420809541.4U CN204478075U (en) | 2014-12-20 | 2014-12-20 | Consumer waste incineration boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204478075U true CN204478075U (en) | 2015-07-15 |
Family
ID=53633864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420809541.4U Expired - Fee Related CN204478075U (en) | 2014-12-20 | 2014-12-20 | Consumer waste incineration boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204478075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566387A (en) * | 2014-12-20 | 2015-04-29 | 无锡东马锅炉有限公司 | Boiler for domestic garbage incineration |
-
2014
- 2014-12-20 CN CN201420809541.4U patent/CN204478075U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566387A (en) * | 2014-12-20 | 2015-04-29 | 无锡东马锅炉有限公司 | Boiler for domestic garbage incineration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20211220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |