CN104864380A - Vertical fuel oil and fuel gas steam boiler - Google Patents
Vertical fuel oil and fuel gas steam boiler Download PDFInfo
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- CN104864380A CN104864380A CN201510246587.9A CN201510246587A CN104864380A CN 104864380 A CN104864380 A CN 104864380A CN 201510246587 A CN201510246587 A CN 201510246587A CN 104864380 A CN104864380 A CN 104864380A
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- water pipe
- inner ring
- outer ring
- shutoff plate
- steam boiler
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Abstract
The invention discloses a vertical fuel oil and fuel gas steam boiler. The vertical fuel oil and fuel gas steam boiler is composed of an upper water collection box, a lower water collection box and water pipes located between the upper water collection box and the lower water collection box. The water pipes are composed of the inner ring water pipes and the outer ring water pipes. A three-return-stroke structure composed of the upper cylindrical water collection box, the lower cylindrical water collection box and the two circles of water pipes between the upper water collection box and the lower water collection box is adopted for the vertical fuel oil and fuel gas steam boiler. A furnace body of the structure is compact in arrangement, the heated area of the water pipes is large, the size is small, the steel consumption is low, the thermal efficiency is high, and the smoke discharge temperature is low; meanwhile, the furnace body of the structure is quick in start and temperature rise, and fuel waste caused when the boiler is started is effectively reduced.
Description
Technical field
The present invention relates to steam boiler, refer in particular to a kind of vertical liquid fuel gas-steam boiler.
Background technology
Vertical liquid fuel gas-steam boiler uses history in existing nearly 20 years at home, due to features such as it is easy to install, it is little to take up an area, automaticity is high, clean environment firendlies, be widely used in numerous units such as heat supply, bathing, factory, school, hospital, usage quantity is huge.
Two return structures that traditional vertical fuel-firing gas-firing steam boiler adopts lower furnace, middle part smoke pipe, top smoke-box combined, burner produces high-temperature flue gas in burner hearth combustion, stove water outside usual burner hearth wall and furnace wall carries out radiation heat transfer, flue gas is folded to the stove water entered in vertically arranged cigarette tube and tube and carries out heat convection, flow out through top smoke-box again, enter air by chimney.Due to the restriction by structure, the short flue gas flow rate of smoke pipe flow process is slow, and heat transfer effect is poor; Simultaneously because water capacity in stove is comparatively large, during boiler startup, fuel consumption is comparatively large, and when heat transfer effect is poor, waste of fuel is more serious.
Summary of the invention
The invention provides a kind of vertical liquid fuel gas-steam boiler, it adopts three return structures of upper and lower cylindrical header tank, middle two circle water pipe compositions; This structure body of heater characteristics of compact layout, water pipe heating surface area is large, small volume, and steel consumption amount is few, and the thermal efficiency is higher, and exhaust gas temperature is lower, and this structure body of heater starts very fast simultaneously, heats up very fast, effectively decreases the waste of fuel during boiler startup.
The technical scheme that the present invention takes is as follows: a kind of vertical liquid fuel gas-steam boiler, is made up of upper condensate sump, lower condensate sump, water pipe; Described water pipe is between upper and lower header tank, and water pipe is made up of inner ring water pipe, outer ring water pipe, and inner ring water pipe and outer ring water pipe present and be circular layout, and each outer ring water pipe is all positioned at adjacent two inner ring water pipe centre positions; Use inner ring gas shutoff plate to connect between described inner ring water pipe, be connected by outer ring gas shutoff plate between water pipe both sides, outer ring with adjacent nearest inner ring water pipe; Leave ventilation crack between described inner ring gas shutoff plate and upper gear fire device, inner ring gas shutoff plate is connected with lower block fire device and seals; Leave ventilation crack between described outer ring gas shutoff plate and lower block fire device, outer ring gas shutoff plate is connected with the fiery device of upper gear and seals; Described inner ring water pipe, inner ring gas shutoff plate, upper gear fire device, lower block fire device form combustion chamber; Two return heat convection chamber is one by one formed between described outer ring water pipe, inner ring water pipe, inner ring gas shutoff plate, outer ring gas shutoff plate, upper gear fire device, lower block fire device, lower condensate sump; An annular three backhaul heat convection chamber is formed between described inner ring water pipe, outer ring water pipe, outer ring gas shutoff plate, shell.
Further, described inner ring water pipe two ends and upper and lower header tank UNICOM, water pipe two ends, described outer ring and upper and lower header tank UNICOM.
Further, described upper condensate sump center is furnished with circular outlet flue, and lower condensate sump center is furnished with circular access hole.
Further, described outer ring water pipe adopts screwed pipe.
Further, described inner ring gas shutoff plate can be angle steel, band steel, round steel, and outer ring gas shutoff plate can be angle steel, band steel, round steel.
Further, the fiery device of described upper gear, lower block fire device adopts refractory heat-insulating encapsulant, and flame-proof sealing material is rolled up felt by refractory cement and alumina silicate and formed.
Further, described case surface is provided with and sees fiery control device.
Beneficial effect of the present invention is:
The invention provides a kind of vertical liquid fuel gas-steam boiler, it adopts three return structures of upper and lower cylindrical header tank, middle two circle water pipe compositions; This structure body of heater characteristics of compact layout, water pipe heating surface area is large, small volume, and steel consumption amount is few, and the thermal efficiency is higher, and exhaust gas temperature is lower, and this structure body of heater starts very fast simultaneously, heats up very fast, effectively decreases the waste of fuel during boiler startup.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is partial cross section schematic diagram A-A of the present invention.
Fig. 3 is partial cross section schematic diagram B-B of the present invention.
Fig. 4 is partial cross section schematic diagram C-C of the present invention.
In figure: 1 is delivery port, 5 is inner ring water pipe, and 6 is outer ring water pipe, 7 is shell, and 8 is inner ring gas shutoff plate, and 9 is outer ring gas shutoff plate, 11 is water return outlet, 14 is outlet flue, and 15 is flue, and 16 is the fiery device of upper gear, 17 for seeing fiery control device, 18 is combustion port, and 19 is lower block fire device, and 20 is inspection socket.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1,2,3, 4, the technical scheme taked of the present invention is as follows:
A kind of vertical liquid fuel gas-steam boiler, is made up of upper condensate sump, lower condensate sump, water pipe; Described water pipe is between upper and lower header tank, and water pipe is made up of inner ring water pipe 5, outer ring water pipe 6, and inner ring water pipe 5 and outer ring water pipe 6 present and be circular layout, and each outer ring water pipe 6 is all positioned at adjacent two inner ring water pipe 5 centre positions; Use inner ring gas shutoff plate 8 to connect between described inner ring water pipe 5, be connected by outer ring gas shutoff plate 9 between outer ring water pipe 6 both sides with adjacent nearest inner ring water pipe 5; Leave ventilation crack between described inner ring gas shutoff plate 8 and the fiery device 16 of upper gear, inner ring gas shutoff plate 8 is connected with lower block fire device 19 and seals; Leave ventilation crack between described outer ring gas shutoff plate 9 and lower block fire device 19, outer ring gas shutoff plate 9 is connected with the fiery device 16 of upper gear and seals; Described inner ring water pipe 5, inner ring gas shutoff plate 8, the fiery device 16 of upper gear, lower block fire device 19 forms combustion chamber; Two return heat convection chamber is one by one formed between described outer ring water pipe 6, inner ring water pipe 5, inner ring gas shutoff plate 8, outer ring gas shutoff plate 9, the fiery device 16 of upper gear, lower block fire device 19, lower condensate sump; An annular three backhaul heat convection chamber is formed between described inner ring water pipe 5, outer ring water pipe 6, outer ring gas shutoff plate 9, shell 7.
Described inner ring water pipe 5 two ends and upper and lower header tank UNICOM, water pipe 6 two ends, described outer ring and upper and lower header tank UNICOM.
Described upper condensate sump center is furnished with circular outlet flue 14, and lower condensate sump center is furnished with circular access hole 20, when body of heater occurs abnormal, can open access hole 20 pairs of bodies of heater and overhaul.
Described outer ring water pipe 6 adopts screwed pipe, and flue gas flows in two return heat convection chamber, and flue gas carries out two return heat convection under the disturbance of screwed pipe thread surface groove.
Described inner ring gas shutoff plate 8 can be angle steel, band steel, round steel, and outer ring gas shutoff plate 9 can be angle steel, band steel, round steel.
The fiery device 16 of described upper gear, lower block fire device 19 adopts refractory heat-insulating encapsulant, and flame-proof sealing material is rolled up felt by refractory cement and alumina silicate and formed.
Described shell 7 surface is provided with sees fiery control device 17, duration and degree of heating size in convenient control body of heater.
Cold water enters lower condensate sump from vertical liquid fuel gas-steam boiler water return outlet 11, pass through water pipe, again enter upper condensate sump, when upper condensate sump is full of half header tank cold water, stop water inlet, the high-temperature flue gas that burner produces enters in combustion chamber from burner adapter 18, heat in water pipe bottom, stove water in flue gas and water pipe carries out radiation heat transfer, flue gas is folded to and enters two return heat convection chamber through top, combustion chamber ventilation crack afterwards, ventilation crack through gas shutoff plate 9 bottom, outer ring is turned back and is upwards entered three backhaul heat convection chambeies, gap again between water pipe top flows to flue 15, air is entered again through outlet flue 14.Stove water after heating produces a large amount of steam, and steam flows out from from delivery port 1, for numerous units such as bathing, factory, school, hospitals.
The invention provides a kind of vertical liquid fuel gas-steam boiler, it adopts three return structures of upper and lower cylindrical header tank, middle two circle water pipe compositions; This structure body of heater characteristics of compact layout, water pipe heating surface area is large, small volume, and steel consumption amount is few, and the thermal efficiency is higher, and exhaust gas temperature is lower, and this structure body of heater starts very fast simultaneously, heats up very fast, effectively decreases the waste of fuel during boiler startup.
Embodiments of the invention just introduce its detailed description of the invention, do not lie in and limit its protection domain.The technical staff of the industry can make some amendment under the inspiration of the present embodiment, therefore all equivalences done according to the scope of the claims of the present invention change or modify, and all belong within the scope of Patent right requirement of the present invention.
Claims (7)
1. a vertical liquid fuel gas-steam boiler, is characterized in that, is made up of upper condensate sump, lower condensate sump, water pipe; Described water pipe is between upper and lower header tank, water pipe is made up of inner ring water pipe (5), outer ring water pipe (6), inner ring water pipe (5) and outer ring water pipe (6) present and are circular layout, and each outer ring water pipe (6) is all positioned at adjacent two inner ring water pipe (5) centre positions; Use inner ring gas shutoff plate (8) to connect between described inner ring water pipe (5), be connected by outer ring gas shutoff plate (9) between outer ring water pipe (6) both sides with adjacent nearest inner ring water pipe (5); Leave ventilation crack between described inner ring gas shutoff plate (8) and the fiery device of upper gear (16), inner ring gas shutoff plate (8) is connected with lower block fire device (19) and seals; Leave ventilation crack between described outer ring gas shutoff plate (9) and lower block fire device (19), outer ring gas shutoff plate (9) is connected with the fiery device of upper gear (16) and seals; Described inner ring water pipe (5), inner ring gas shutoff plate (8), the fiery device of upper gear (16), lower block fire device (19) form combustion chamber; Two return heat convection chamber is one by one formed between described outer ring water pipe (6), inner ring water pipe (5), inner ring gas shutoff plate (8), outer ring gas shutoff plate (9), the fiery device of upper gear (16), lower block fire device (19), lower condensate sump; An annular three backhaul heat convection chamber is formed between described inner ring water pipe (5), outer ring water pipe (6), outer ring gas shutoff plate (9), shell (7).
2. a kind of vertical liquid fuel gas-steam boiler according to claim 1, is characterized in that, described inner ring water pipe (5) two ends and upper and lower header tank UNICOM, water pipe (6) two ends, described outer ring and upper and lower header tank UNICOM.
3. a kind of vertical liquid fuel gas-steam boiler according to claim 1, it is characterized in that, described upper condensate sump center is furnished with circular outlet flue (14), and lower condensate sump center is furnished with circular access hole (20).
4. a kind of vertical liquid fuel gas-steam boiler according to claim 1, is characterized in that, described outer ring water pipe (6) adopts screwed pipe.
5. a kind of vertical liquid fuel gas-steam boiler according to claim 1, it is characterized in that, described inner ring gas shutoff plate (8) can be angle steel, band steel, round steel, and outer ring gas shutoff plate (9) can be angle steel, band steel, round steel.
6. a kind of vertical liquid fuel gas-steam boiler according to claim 1, is characterized in that, the fiery device of described upper gear (16), lower block fire device (19) adopt refractory heat-insulating encapsulant, and flame-proof sealing material is rolled up felt by refractory cement and alumina silicate and formed.
7. a kind of vertical liquid fuel gas-steam boiler according to claim 1, is characterized in that, described shell (7) surface is provided with sees fiery control device (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510246587.9A CN104864380A (en) | 2015-05-14 | 2015-05-14 | Vertical fuel oil and fuel gas steam boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510246587.9A CN104864380A (en) | 2015-05-14 | 2015-05-14 | Vertical fuel oil and fuel gas steam boiler |
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| Publication Number | Publication Date |
|---|---|
| CN104864380A true CN104864380A (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510246587.9A Pending CN104864380A (en) | 2015-05-14 | 2015-05-14 | Vertical fuel oil and fuel gas steam boiler |
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| Country | Link |
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| CN (1) | CN104864380A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002267154A (en) * | 2001-03-06 | 2002-09-18 | Babcock Hitachi Kk | Boiler device |
| CN101158505A (en) * | 2007-11-01 | 2008-04-09 | 张国银 | Double circular currents alternating expression ambient pressure water boiler |
| CN202452466U (en) * | 2012-02-29 | 2012-09-26 | 扬州斯大锅炉有限公司 | Vertical type steam boiler |
| CN103453663A (en) * | 2013-08-22 | 2013-12-18 | 石道松 | Vertical counter heating normal pressure thermal medium boiler |
-
2015
- 2015-05-14 CN CN201510246587.9A patent/CN104864380A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002267154A (en) * | 2001-03-06 | 2002-09-18 | Babcock Hitachi Kk | Boiler device |
| CN101158505A (en) * | 2007-11-01 | 2008-04-09 | 张国银 | Double circular currents alternating expression ambient pressure water boiler |
| CN202452466U (en) * | 2012-02-29 | 2012-09-26 | 扬州斯大锅炉有限公司 | Vertical type steam boiler |
| CN103453663A (en) * | 2013-08-22 | 2013-12-18 | 石道松 | Vertical counter heating normal pressure thermal medium boiler |
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| C06 | 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: 20150826 |
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| RJ01 | Rejection of invention patent application after publication |