CN106643185A - Efficient fuel gas forced circulation waste-heat boiler - Google Patents
Efficient fuel gas forced circulation waste-heat boiler Download PDFInfo
- Publication number
- CN106643185A CN106643185A CN201611000706.3A CN201611000706A CN106643185A CN 106643185 A CN106643185 A CN 106643185A CN 201611000706 A CN201611000706 A CN 201611000706A CN 106643185 A CN106643185 A CN 106643185A
- Authority
- CN
- China
- Prior art keywords
- face
- fuel gas
- water pipe
- heat boiler
- blast tube
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
- F27D2017/006—Systems for reclaiming waste heat using a boiler
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention provides an efficient fuel gas forced circulation waste-heat boiler. The efficient fuel gas forced circulation waste-heat boiler comprises a boiler body, a steam pocket, a circulation pump, a fuel gas passage, a heating surface element and a downcomer, the front end face, the left side, the rear end face, and the right side of a water passing pipe are vertically connected in sequence from the beginning to the end to form an upper water pipe with cross section being square which is in a wavy shape as a whole, the front end face and the rear end face are arranged vertical to the moving direction of fuel gas in the fuel gas passage, the left side and the right side are arranged parallel to the moving direction of the fuel gas in the fuel gas passage, the width of the front end face is larger than that of the left side and that of the right side respectively, the surface of the water passing pipe is provided with several bar-shape grooves, and the bar-shape grooves extend to the other end of the upper water pipe from one end of the upper water pipe. By arranging the upper water pipe to be one of which the cross section is square and to be in a wavy shape as a whole, the contact area of the fuel gas in the water passing pipe and the fuel gas passage is increased, the contact time of the fuel gas in the water passing pipe and the fuel gas passage is prolonged, and the waste heat in the fuel gas can be recycled and utilized more effectively.
Description
Technical field
The present invention relates to a kind of high efficiency burnt gas Forced-circulation Waste-heat Boiler.
Background technology
Waste heat boiler, as the term suggests refer to using the waste heat in the waste gas in various industrial process, waste material or waste liquid and its
The heat produced after combustible burning is heated to water in the boiler of uniform temperature.Recycle with smoke box, flue residue heat
Oil burning boiler, gas fired-boiler, coal-burning boiler are also referred to as waste heat boiler, and waste heat boiler can produce hot water or steaming by waste heat recovery
Vapour is used supplying other workshop sections.
But existing waste heat boiler, because the contact surface area for crossing water pipe is less, flowing velocity is fast, heat absorption phase
To undesirable, and furnace insulation effect is also undesirable.The problems referred to above should be given in design and the production process of waste heat boiler
To consider and the problem that solves.
The content of the invention
It is an object of the invention to provide a kind of high efficiency burnt gas Forced-circulation Waste-heat Boiler solve present in prior art by
Less in the contact surface area of tedge, flowing velocity is fast, and heat absorption is relatively undesirable, and furnace insulation effect is also paid no attention to
The problem thought.
The present invention technical solution be：
A kind of high efficiency burnt gas Forced-circulation Waste-heat Boiler, including body of heater, drum, circulating pump, blast tube, heating surface component, under
Drop pipe, with blast tube in body of heater, drum is located at the sidepiece of blast tube to drum, and heating surface component is respectively equipped with into water
Pipe and steam (vapor) outlet, are provided with steam-water separator in drum, one end connection drum of down-comer, the other end connection of down-comer is heated
Face component, in blast tube, heating surface component passes through the entrance of pipeline communication steam-water separator, heating surface to heating surface component
Component includes pipe group and Left-wing Federation's case, right header, and pipe group crosses water pipe including some, and the two ends for crossing water pipe are respectively communicated with Left-wing Federation's case, the right side
Header, crosses water pipe and adopts front end face, left surface, rear end face, the right flank cross section that successively head and the tail vertical connection is formed for square
And it is overall into wavy upper hose, the trend of combustion gas is vertically arranged in front end face, rear end face and blast tube, left surface, right side
Face be arranged in parallel with the trend of combustion gas in blast tube, and the width of front end face is respectively greater than the width of left surface, right flank, mistake
The surface of water pipe is provided with some bar-shaped troughs, and bar-shaped trough extends to the other end by one end of upper hose.
Further, body of heater is externally provided with heat-insulation layer, and heat-insulation layer is using the refractory cement layer and glass for setting gradually from inside to outside
Glass silk flosssilk wadding layer.
Further, the surface for crossing water pipe is additionally provided with some circumferential grooves, and circumferential groove is vertical with bar-shaped trough or is obliquely installed.
Further, the left surface of water pipe, right flank are crossed and are respectively equipped with unhurried current piece, unhurried current piece respectively with left surface, right side
Face is obliquely installed.
The invention has the beneficial effects as follows：This kind of high efficiency burnt gas Forced-circulation Waste-heat Boiler, by the way that upper hose is set to into horizontal stroke
Section is square and overall into wavy upper hose, by increasing capacitance it is possible to increase crosses the contact area of water pipe and combustion gas in blast tube and contacts
Time, the waste heat in combustion gas is more effectively recycled.Cross water pipe and be provided with bar-shaped trough, bar-shaped trough is by the one of upper hose
End extends to the other end, so as in increase and the contact area of combustion gas, carry out certain choked flow to combustion gas, further extends
Time of contact, make the waste heat for fully reclaiming combustion gas as far as possible.The width of front end face is respectively greater than the width of left surface, right flank
Degree, can further increase the contact area with combustion gas, realize more fully waste heat recovery.
Description of the drawings
Fig. 1 is the structural representation of embodiment of the present invention high efficiency burnt gas Forced-circulation Waste-heat Boiler.
Fig. 2 is the structural representation that water pipe is crossed in embodiment.
Wherein, 1- bodies of heater, 2- drums, 3- blast tubes, 4- crosses water pipe, 5- Left-wing Federations case, the right headers of 6-, 7- down-comers, 8-
Refractory cement layer, 9- glass silk flosssilk wadding layers, 10- bar-shaped troughs, 11- circulating pumps；
41- front end faces, 42- left surfaces.
Specific embodiment
Describe the preferred embodiments of the present invention in detail below in conjunction with the accompanying drawings.
Embodiment
A kind of high efficiency burnt gas Forced-circulation Waste-heat Boiler, such as Fig. 1, including body of heater 1, drum 2, circulating pump 11, blast tube
3rd, heating surface component, down-comer 7, with blast tube 3 in body of heater 1, drum 2 is located at the sidepiece of blast tube 3 to drum 2,
Heating surface component is respectively equipped with water inlet pipe and steam (vapor) outlet, drum 2 and is provided with steam-water separator, one end connection vapour of down-comer 7
Bag 2, the other end connection heating surface component of down-comer 7, in blast tube 3, heating surface component is by pipe for heating surface component
Road connects the entrance of steam-water separator, and heating surface component includes pipe group and Left-wing Federation's case 5, right header 6, and pipe group crosses water pipe including some
4, the two ends for crossing water pipe 4 are respectively communicated with Left-wing Federation's case 5, right header 6, such as Fig. 2, cross water pipe 4 using front end face 41, left surface 42, after
End face, the right flank cross section that successively head and the tail vertical connection is formed be it is square and overall into wavy upper hose, front end face 41, after
End face is vertically arranged with the trend of combustion gas in blast tube 3, and the trend of combustion gas in left surface 42, right flank and blast tube 3 is put down
Row is arranged, and the width of front end face 41 is respectively greater than the width of left surface 42, right flank, and the surface for crossing water pipe 4 is provided with some
Shape groove 10, bar-shaped trough 10 extends to the other end by one end of upper hose.
This kind of high efficiency burnt gas Forced-circulation Waste-heat Boiler, by the way that upper hose is set to into cross section for square and overall Cheng Bo
Wave-like upper hose, by increasing capacitance it is possible to increase contact area of the water pipe 4 with combustion gas in blast tube 3 and time of contact are spent, more than in combustion gas
Heat is more effectively recycled.Cross water pipe 4 and be provided with bar-shaped trough 10, bar-shaped trough 10 is extended to another by one end of upper hose
End, so as in increase and the contact area of combustion gas, carry out certain choked flow to combustion gas, further extends contact time, and makes
The waste heat of combustion gas is fully reclaimed as far as possible.The width of front end face 41 is respectively greater than the width of left surface 42, right flank, Neng Goujin
One step increases the contact area with combustion gas, realizes more fully waste heat recovery.
Body of heater 1 is externally provided with heat-insulation layer, and heat-insulation layer is using the refractory cement layer 8 and glass silk flosssilk wadding layer for setting gradually from inside to outside
9.The setting of two layers of fire-proof heat-insulating material, low cost can realize the effective insulation to body of heater 1, it is to avoid the heat mistake in body of heater 1
Dispersion is lost, and further improves heat recovery rate, and heat-insulation layer adopts fire proofing material, it is possible to increase the safety of production.
The surface for crossing water pipe 4 is additionally provided with some circumferential grooves, and circumferential groove is vertical with bar-shaped trough 10 or is obliquely installed.Further increase
Large access area.The left surface 42, right flank for crossing water pipe 4 is respectively equipped with unhurried current piece, unhurried current piece respectively with left surface 42, right flank
It is obliquely installed, so as to further slow down gas flow rate, increases contact area and time of contact, improves organic efficiency.
Claims (4)
1. a kind of high efficiency burnt gas Forced-circulation Waste-heat Boiler, including body of heater, drum, circulating pump, blast tube, heating surface component,
Down-comer, drum and blast tube in body of heater, drum located at blast tube sidepiece, heating surface component be respectively equipped with into
Water pipe and steam (vapor) outlet, are provided with steam-water separator in drum, one end connection drum of down-comer, the other end connection of down-comer is received
Hot face component, in blast tube, the entrance that heating surface component passes through pipeline communication steam-water separator is heated heating surface component
Face component includes pipe group and Left-wing Federation's case, right header, pipe group include it is some cross water pipes, cross water pipe two ends be respectively communicated with Left-wing Federation's case,
Right header, it is characterised in that：Cross what water pipe was formed using front end face, left surface, rear end face, right flank successively head and the tail vertical connection
Cross section is square and entirety into wavy upper hose, and the trend of combustion gas is vertically arranged in front end face, rear end face and blast tube,
The trend of combustion gas be arranged in parallel in left surface, right flank and blast tube, and the width of front end face is respectively greater than left surface, right side
The width in face, the surface for crossing water pipe is provided with some bar-shaped troughs, and bar-shaped trough extends to the other end by one end of upper hose.
2. high efficiency burnt gas Forced-circulation Waste-heat Boiler as claimed in claim 1, it is characterised in that：Body of heater is externally provided with heat-insulation layer,
Heat-insulation layer is using the refractory cement layer and glass silk flosssilk wadding layer for setting gradually from inside to outside.
3. high efficiency burnt gas Forced-circulation Waste-heat Boiler as claimed in claim 1, it is characterised in that：The surface for crossing water pipe is additionally provided with
Some circumferential grooves, circumferential groove is vertical with bar-shaped trough or is obliquely installed.
4. high efficiency burnt gas Forced-circulation Waste-heat Boiler as claimed in claim 1, it is characterised in that：Cross left surface, the right side of water pipe
Side is respectively equipped with unhurried current piece, and unhurried current piece is obliquely installed respectively with left surface, right flank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611000706.3A CN106643185A (en) | 2016-11-14 | 2016-11-14 | Efficient fuel gas forced circulation waste-heat boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611000706.3A CN106643185A (en) | 2016-11-14 | 2016-11-14 | Efficient fuel gas forced circulation waste-heat boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106643185A true CN106643185A (en) | 2017-05-10 |
Family
ID=58806527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611000706.3A Pending CN106643185A (en) | 2016-11-14 | 2016-11-14 | Efficient fuel gas forced circulation waste-heat boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106643185A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699207A (en) * | 2009-11-19 | 2010-04-28 | 河北理工大学 | Method for improving thermodynamic cycling quality of waste sinter heat power generation system |
| CN102635844A (en) * | 2012-05-14 | 2012-08-15 | 中江能源回收(上海)有限公司 | Boiler system using waste heat of flue gas of rotary hearth furnace |
| WO2014133394A1 (en) * | 2013-03-01 | 2014-09-04 | Norsk Hydro Asa | Multi port extrusion (mpe) design |
| CN105258092A (en) * | 2015-11-13 | 2016-01-20 | 江苏绿叶锅炉有限公司 | Fuel gas forced circulation waste heat boiler |
| WO2016083457A1 (en) * | 2014-11-25 | 2016-06-02 | Sapa As | Multi port extrusion tubing design |
-
2016
- 2016-11-14 CN CN201611000706.3A patent/CN106643185A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699207A (en) * | 2009-11-19 | 2010-04-28 | 河北理工大学 | Method for improving thermodynamic cycling quality of waste sinter heat power generation system |
| CN102635844A (en) * | 2012-05-14 | 2012-08-15 | 中江能源回收(上海)有限公司 | Boiler system using waste heat of flue gas of rotary hearth furnace |
| WO2014133394A1 (en) * | 2013-03-01 | 2014-09-04 | Norsk Hydro Asa | Multi port extrusion (mpe) design |
| WO2016083457A1 (en) * | 2014-11-25 | 2016-06-02 | Sapa As | Multi port extrusion tubing design |
| CN105258092A (en) * | 2015-11-13 | 2016-01-20 | 江苏绿叶锅炉有限公司 | Fuel gas forced circulation waste heat boiler |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |
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| RJ01 | Rejection of invention patent application after publication |