CN207555579U - A kind of alcohol-based fuel boiler - Google Patents
A kind of alcohol-based fuel boiler Download PDFInfo
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- CN207555579U CN207555579U CN201721422404.5U CN201721422404U CN207555579U CN 207555579 U CN207555579 U CN 207555579U CN 201721422404 U CN201721422404 U CN 201721422404U CN 207555579 U CN207555579 U CN 207555579U
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Abstract
The utility model discloses a kind of alcohol-based fuel boiler, and including pot furnace outside-lining and inside of boiler, the inside of boiler is set in pot furnace outside-lining；The side wall II of the inside of boiler is equipped with flue gas inlet tube and smoke outlet tube；The flue gas inlet tube is pierced by after side wall II from the side wall I of pot furnace outside-lining, by the smoke box on outer courage side wall, heat-exchange tube I is provided in smoke box, heat-exchange tube I is looped around a pot furnace outside-lining outside upright setting, it is connected between the heat-exchange tube I of smoke box by connecting bend, boiler replenishing water is heated；The both ends of multigroup vertical heat-exchange tube II, the heat-exchange tube II are uniformly provided in the inside of boiler, and the courage wall on both sides is pierced by above and below inside of boiler respectively, and the both ends open of heat-exchange tube II connects respectively with pot furnace outside-lining.The utility model solves the problems, such as that common vertical boiler assembling combustor is inconvenient, increases heating surface area, improves the thermal efficiency of boiler.
Description
Technical field
The invention belongs to field of combustion equipment, and in particular to a kind of alcohol-based fuel boiler.
Background technology
The energy national conditions in China are " deficency, few oil, more coals ", and domestic coal-burning boiler accounts for nearly 80%, due to coal-burning boiler
Discharge environmental pollution it is serious, country coal-burning boiler is had begun to rectify and improve, the energy that can be substituted for combustion gas, alcohol radical fire
Material.Alcohol-based fuel easily complete decomposition combustion, discharge product is steam and carbon dioxide, therefore clean alcohol-based fuel is as replacement
Coal-fired, fuel-oil or fuel-gas boiler is industrial, civilian（Heating, bathing etc.）Certain fields use, for realizing the energy-saving and emission-reduction of society
The target of carbon drop discharge, has great significance.
Common boiler has vertical and two kinds horizontal, and vertical or horizontal boiler generally all using cylindrical shape, is conducive to
Pressure-bearing is uniform everywhere, avoids stress concentration.The design advantage of common horizontal boiler is that combustor arrangement is convenient, and shortcoming is occupation of land face
Product is big, and the water used in boiler operatiopn is more.Common vertical boiler has commonly used horizontal water tube structure and straight flue structure, vertical boiler stove
It has the advantage that：Floor space is small, simple in structure, and design, manufacture and construction and installation are more convenient；But the drawback is that be inconvenient to burn
Machine is arranged, it has not been convenient to the larger boiler of design heating load.The steel pipe of similary length and material, finned tube can increase than common steel tube
Add 6 times or more of heating surface area.Traditional fuel（Such as diesel oil, natural gas）Burn easy coking carbon distribution, can not use finned tube
Increase heating surface area.
Most of combustor of alcohol-based fuel boiler is atomization flame projection type combustion heating form, similar with Light Oil Burning Machine,
By practical application for many years, the control of combustor and application technology are all very perfect.The burning and exhausting product of alcohol-based fuel
For steam and carbon dioxide, design using horizontal burning structure the vertical fin water tube boiler of alcohol-based fuel, will realize using compared with
The larger boiler of small dimensional space design heating load, while also with " floor space is small, simple in structure, designs, manufactures and applies
Work installation is more convenient " the advantages of.
Invention content
In view of the above-mentioned problems, the present invention provides a kind of alcohol-based fuel boiler, common vertical boiler assembling combustor is solved not
The problem of facilitating increases heating surface area, improves the thermal efficiency of boiler.
In order to achieve the above objectives, technical scheme is as follows：
The alcohol-based fuel boiler of the present invention, including pot furnace outside-lining and inside of boiler, the inside of boiler is set on outside boiler
In courage；Flue gas inlet tube is equipped in the inside of boiler, the side wall II of inside of boiler is equipped with smoke outlet tube；The cigarette
Gas inlet tube is pierced by after side wall II from the side wall I of pot furnace outside-lining, enters smoke box from left and right respectively, is arranged by flue gas collector
Go out；The smoke outlet tube is pierced by after side wall II from side wall I；It is multigroup vertical to be uniformly provided in the inside of boiler
Courage wall is pierced by above and below inside of boiler respectively at the both ends of heat-exchange tube II, the heat-exchange tube II, the both ends of heat-exchange tube II
Opening connects respectively with pot furnace outside-lining.
Further, the alcohol-based fuel boiler is vertical water tube boiler, the flue gas in combustion product gases source in the horizontal direction from
Flue gas inlet tube enters in inside of boiler.
Further, the inside of boiler is set on the lower part in pot furnace outside-lining, the built-in water of pot furnace outside-lining, water surface height
In the upper edge of inside of boiler；Between the outer surface of the inner surface of the side wall I of the pot furnace outside-lining and the side wall II of inside of boiler
There are gap, the water allowed in pot furnace outside-lining passes through.
Further, the heat-exchange tube II is finned tube.
Further, the smoke box being sleeved on pot furnace outside-lining lateral wall is further included, the smoke outlet tube is worn from side wall II
Smoke box after going out respectively with left and right sides connects；Circumferentially interval is uniformly arranged multigroup heat-exchange tube I in the smoke box, described
Heat-exchange tube I is vertically arranged, and is connected between each group heat-exchange tube I by connecting bend, and moisturizing inlet header is with heat-exchange tube I's
Lower part connects, and the moisturizing outlet of heat-exchange tube I is connected with pot furnace outside-lining.
Further, the heat-exchange tube I is finned tube.
Further, horizontal flue is equipped in the inside of boiler, the input end of the flue is whole
The port that flue gas inlet tube is located on side wall II is wrapped, the port of export is extended near the side wall II of the inside of boiler other end,
There are space I between the port of export and its just corresponding side wall II；There are spaces between the flue outer wall and side wall II
II, heat-exchange tube II are set in the II of space vertically；The port of export of the flue is wrong with the position of smoke outlet tube import
It opens.
Further, the port of export of the flue is equipped with contraction mouth, and the left side and right side in flue are staggeredly set
There are one above guide plate, the guide plate is set perpendicular to the flue gas transmission direction of flue.
Further, smoke outlet tube is equipped with two groups, respectively the left and right two on the outside of the input end of the flue
Side.
Further, the side wall of the flue and guide plate are cross-linked by round steel pipe and connecting plate forms.
Outside the outer courage of the shell of the present invention and all pipelines connection high temperature position lays insulating layer.
To further improve energy-saving effect, the flue gas discharged by flue gas collector enters the benefit that energy-saving appliance utilizes heating boiler
Water.
The operation principle of the present invention is as follows：
Alcohol-based fuel burn in combustor generate high-temperature flue gas enter flue through flue gas inlet tube, then in flue gas
By guide plate in pipeline, S-shaped line alignment is formed, is sprayed in flue end by contraction mouth, encounters inside of boiler
After side wall II, the space II subsequently into flue outer wall and side wall II is sprung back, heating is located at the heat-exchange tube in the II of space
Water in II, heat-exchange tube II receives heating, and constantly with the hydrothermal exchange in pot furnace outside-lining, outside to entire boiler
The water heating of courage, and then generate steam.The preferred finned tubes of heat-exchange tube II, high-temperature flue gas contact fin area is larger, and water is in pipe
Middle flow area is smaller, can further promote the efficiency of heating surface.It is other through smoke outlet tube after high-temperature flue gas flows through entire space II
Smoke box on the outside of pot furnace outside-lining, is then discharged from smoke collection pipe, and the moisturizing of boiler is heated into energy-saving appliance.
Moisturizing inlet header can be carried out moisturizing into pot furnace outside-lining, be supplemented by the heat-exchange tube I in smoke box
Water, the flue gas flowed into smoke box with inside of boiler in heat-exchange tube I carry out heat exchange, carry out first time heating, can be into one
It walks energy saving, and improves the thermal efficiency.
Beneficial effects of the present invention are：
1st, present invention employs the designs of the boiler inner-outer tube of unique texture, arrange heat-exchange tube vertically in inside of boiler,
High-temperature flue gas is passed directly within inside of boiler, and heat-exchange tube is heated, and so as to heat the water in heat-exchange tube, passes through water
Thermal convection cycle, and then realize the quick heating of the water in entire pot furnace outside-lining, promoting the efficiency of heating surface simultaneously can be effectively save
The energy.Meanwhile liner of the invention solves vertical boiler assembling burning in the prior art as the design of flue gas circulation duct
The problem of machine is inconvenient.
2nd, heat-exchange tube I of the invention and the preferred finned tubes of heat-exchange tube II, high-temperature flue gas contact fin area is larger, water
Flow area is smaller in pipe, can further promote the efficiency of heating surface, heating surface area of 6 times or more than common steel tube increase,
Realize the volume of plain cylindrical furnace 1/3, heating surface area is 2 times of plain cylindrical furnace；With reference to the characteristic of alcohol-based fuel flue gas, biography is overcome
The fuel of system（Such as diesel oil, natural gas）Burn easy coking carbon distribution, the problems such as easily covering finned tube, influence the efficiency of heating surface.
3rd, inside of boiler of the present invention is completely disposed at the water after in the water of lower part, facilitating heating in outer courage and is pushed up from heat-exchange tube II
Portion sprays, and then bottom of the moisturizing out of pot furnace outside-lining flows into, and carries out heat exchange rapidly, can reduce the operation water of boiler,
Heat is effectively prevent to scatter and disappear simultaneously, improve the thermal efficiency of boiler.
4th, the flue structure that inside of boiler of the present invention passes through unique design so that high-temperature flue gas enters from import, so
The other end of inside of boiler side wall II is arrived afterwards, is entered by side wall II rebounds and is formed between flue and the side wall of inside of boiler
Finned tube heating zone, form flue heating zone and finned tube heating zone, flue heating plot structure ensures fuel
The leakproofness in combustion high temperature area ensures fuel completely burned；It avoids highest temperature area and avoids high temperature cigarette in finned tube heating zone
Gas directly impacts finned tube, considerably increases the service life that heating surface area is conducive to protect simultaneously finned tube.
5th, setting guide plate in flue of the invention, S type channels are formed by guide plate, are conducive to lengthen flue gas row
The distance gone out, ensure fuel combustion completely and high-efficiency heating.
Description of the drawings
Fig. 1 is front view of the present invention；
Fig. 2 is vertical view of the present invention；
Fig. 3 is E-E sectional views of the present invention；
Fig. 4 is M-M sectional views of the present invention；
Each serial number and title are as follows in figure：
1- pots of furnace outside-linings；2- inside of boiler；3- combustion product gases source；4- smoke boxes；5- smoke collection pipes；6- energy-saving appliances；
11- side walls I；
21- side walls II；22- flue gas inlet tubes；23- smoke outlet tubes；24- heat-exchange tubes II；25- flues；26- is received
Necking；27- guide plates；28- round steel pipes；29- connecting plates；20- spaces I；30- spaces II；
41- heat-exchange tubes I；42- moisturizing inlet headers；43- moisturizings export；44- connecting bends.
Specific embodiment
Below by specific embodiment, the present invention is described in detail.
Embodiment 1
As shown in Figs 1-4, alcohol-based fuel boiler of the invention, including pot furnace outside-lining 1 and inside of boiler 2, the boiler
Liner 2 is set in pot furnace outside-lining 1；Flue gas inlet tube 22 is equipped in the inside of boiler 2, on the side wall II21 of inside of boiler 2
Equipped with smoke outlet tube 23；The flue gas inlet tube 22 is pierced by after side wall II21 from the side wall I11 of pot furnace outside-lining 1, point
Do not enter smoke box 4 from left and right, discharged by flue gas collector 5；The smoke outlet tube 23 is after side wall II21 from side wall I11
It is pierced by；Multigroup vertical heat-exchange tube II24, the both ends of the heat-exchange tube II24 are uniformly provided in the inside of boiler 2
Respectively from inside of boiler about 2 courage wall be pierced by, the both ends open of heat-exchange tube II24 connects respectively with pot furnace outside-lining 1.Described
Alcohol-based fuel boiler is vertical water tube boiler, and the flue gas in combustion product gases source 3 enters boiler from flue gas inlet tube 22 in the horizontal direction
In liner 2.The lower part for being set on inside of boiler 2 and being set in pot furnace outside-lining 1, the 1 built-in water of pot furnace outside-lining, the water surface are high
In the upper edge of inside of boiler 2；The appearance of the inner surface of the side wall I11 of the pot furnace outside-lining 1 and the side wall II21 of inside of boiler 2
There are gap between face, the water allowed in pot furnace outside-lining passes through.The heat-exchange tube II24 is finned tube.It further includes and is sleeved on pot
Smoke box 4 on 1 lateral wall of furnace outside-lining, the smoke outlet tube 23 from side wall II21 be pierced by after respectively with the smoke box of left and right sides 4
Connection；Circumferentially interval is uniformly arranged multigroup heat-exchange tube I41 in the smoke box 4, and the heat-exchange tube I41 is set vertically
It puts, is connected between each group heat-exchange tube I41 by connecting bend 44, the lower part of moisturizing inlet header 42 and heat-exchange tube I41 connects
Logical, the moisturizing outlet 43 of heat-exchange tube I41 is connected with pot furnace outside-lining 1.The heat-exchange tube I41 is finned tube.The pot
Horizontal flue 25 is equipped in furnace internal-lining 2, the input end of the flue 25 integrally wraps flue gas inlet tube 22
Port on side wall II21, the port of export are extended near the side wall II21 of 2 other end of inside of boiler, the port of export with its just
There are space I20 between corresponding side wall II21；There are space II30 between 25 outer wall of flue and side wall II21,
Heat-exchange tube II24 is set in the II30 of space vertically；The port of export of the flue 25 and the position of 23 import of smoke outlet tube
It puts and is staggered.The port of export of the flue 25 is equipped with contraction mouth 26, and the left side and right side in flue 25 are staggeredly equipped with
More than one guide plate 27, the guide plate 27 are set perpendicular to the flue gas transmission direction of flue 25.Exhanst gas outlet
Pipe 23 is equipped with two groups, respectively the right and left on the outside of the input end of the flue 25.The flue 25
Side wall and guide plate 27 be cross-linked and formed by round steel pipe 28 and connecting plate 29.
The course of work of the present invention is as follows：
Burning generation high-temperature flue gas enters flue 25 through flue gas inlet tube 22 in alcohol-based fuel combustion product gases source 3, so
S-shaped line alignment is formed, is sprayed in 25 end of flue by contraction mouth 26 by guide plate 27 in flue 25 afterwards
Go out, after the side wall II21 for encountering inside of boiler 2, spring back the space II30 subsequently into 25 outer wall of flue and side wall II21,
Heating is located at the heat-exchange tube II24 in the II30 of space, and the water in heat-exchange tube II24 receives heating, and constantly with pot furnace outside-lining 1
Interior hydrothermal exchange heats so as to fulfill to the water of entire pot furnace outside-lining 1, and then generates steam.The preferred wings of heat-exchange tube II24
Piece pipe, high-temperature flue gas contact fin area is larger, and water flow area in pipe is smaller, can further promote the efficiency of heating surface.It is high
After warm flue gas flows through entire space II30, through smoke outlet tube 23 not Jin Ru the outside of pot furnace outside-lining 1 smoke box 4, then from collection
Smoke pipe 5 is discharged, and the moisturizing of boiler is heated into energy-saving appliance 6.
The pipe of moisturizing inlet header 42 can be carried out moisturizing into pot furnace outside-lining 1, be supplemented by the heat-exchange tube I41 in smoke box 4
The water of entrance, the flue gas flowed into smoke box 4 with inside of boiler 2 in heat-exchange tube I41 carry out heat exchange, add for the first time
Heat, can be further energy saving, and improves the thermal efficiency.
Claims (10)
1. a kind of alcohol-based fuel boiler, including pot furnace outside-lining（1）And inside of boiler（2）, it is characterised in that：The inside of boiler
（2）Set on pot furnace outside-lining（1）It is interior；The inside of boiler（2）It is interior to be equipped with flue gas inlet tube（22）, inside of boiler（2）Side wall
II（21）It is equipped with smoke outlet tube（23）；The flue gas inlet tube（22）By side wall II（21）Afterwards from pot furnace outside-lining（1）
Side wall I（11）It is pierced by, enters smoke box from left and right respectively（4）, by flue gas collector（5）Discharge；The smoke outlet tube
（23）By side wall II（21）Afterwards from side wall I（11）It is pierced by；The inside of boiler（2）Multigroup vertical heat is inside uniformly provided with to hand over
Change pipe II（24）, the heat-exchange tube II（24）Both ends respectively from inside of boiler（2）Upper and lower courage wall is pierced by, heat-exchange tube II
（24）Both ends open respectively with pot furnace outside-lining（1）Connection.
2. alcohol-based fuel boiler according to claim 1, it is characterised in that：The alcohol-based fuel boiler is vertical water-tube
Boiler, combustion product gases source（3）Flue gas in the horizontal direction from flue gas inlet tube（22）Into inside of boiler（2）It is interior.
3. alcohol-based fuel boiler according to claim 1, it is characterised in that：The inside of boiler（2）Outside boiler
Courage（1）Interior lower part, the pot furnace outside-lining（1）Built-in water, the water surface are higher than inside of boiler（2）Upper edge；The pot furnace outside-lining
（1）Side wall I（11）Inner surface and inside of boiler（2）Side wall II（21）Outer surface between there are gap, allow outside boiler
Courage（1）Interior water passes through.
4. alcohol-based fuel boiler according to claim 1, it is characterised in that：The heat-exchange tube II（24）For fin
Pipe.
5. alcohol-based fuel boiler according to claim 1, it is characterised in that：It further includes and is sleeved on a pot furnace outside-lining（1）Outside
Smoke box on wall（4）, the smoke outlet tube（23）From side wall II（21）After being pierced by respectively with the smoke box of left and right sides（4）Even
It is logical；The smoke box（4）Inside circumferentially interval is uniformly arranged multigroup heat-exchange tube I（41）, the heat-exchange tube I（41）Vertically
Setting, each group heat-exchange tube I（41）Between pass through connecting bend（44）Connection, moisturizing inlet header（42）With heat-exchange tube I
（41）Lower part connection, heat-exchange tube I（41）Moisturizing outlet（43）With pot furnace outside-lining（1）Connection.
6. alcohol-based fuel boiler according to claim 5, it is characterised in that：The heat-exchange tube I（41）For finned tube.
7. alcohol-based fuel boiler according to claim 1, it is characterised in that：The inside of boiler（2）It is interior to be equipped with level
Flue（25）, the flue（25）Input end integrally wrap flue gas inlet tube（22）Positioned at side wall II
（21）On port, the port of export extends to inside of boiler（2）The side wall II of the other end（21）Near, the port of export is positive corresponding with it
Side wall II（21）Between there are space I（20）；The flue（25）Outer wall and side wall II（21）Between there are spaces
II（30）, heat-exchange tube II（24）It is set on space II vertically（30）It is interior；The flue（25）The port of export go out with flue gas
Mouth pipe（23）The position of import is staggered.
8. alcohol-based fuel boiler according to claim 7, it is characterised in that：The flue（25）The port of export set
There is contraction mouth（26）, flue（25）Interior left side and right side are staggeredly equipped with more than one guide plate（27）, described leads
To plate（27）Perpendicular to flue（25）Flue gas transmission direction setting.
9. alcohol-based fuel boiler according to claim 7, it is characterised in that：Smoke outlet tube（23）Equipped with two groups, respectively
Positioned at the flue（25）Input end on the outside of the right and left.
10. alcohol-based fuel boiler according to claim 7, it is characterised in that：The flue（25）Side wall and
Guide plate（27）By round steel pipe（28）And connecting plate（29）It is cross-linked composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721422404.5U CN207555579U (en) | 2017-10-31 | 2017-10-31 | A kind of alcohol-based fuel boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721422404.5U CN207555579U (en) | 2017-10-31 | 2017-10-31 | A kind of alcohol-based fuel boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207555579U true CN207555579U (en) | 2018-06-29 |
Family
ID=62675032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721422404.5U Active CN207555579U (en) | 2017-10-31 | 2017-10-31 | A kind of alcohol-based fuel boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207555579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795978A (en) * | 2017-10-31 | 2018-03-13 | 桂林淦隆环保设备有限责任公司 | A kind of alcohol-based fuel boiler |
-
2017
- 2017-10-31 CN CN201721422404.5U patent/CN207555579U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795978A (en) * | 2017-10-31 | 2018-03-13 | 桂林淦隆环保设备有限责任公司 | A kind of alcohol-based fuel boiler |
| CN107795978B (en) * | 2017-10-31 | 2024-02-02 | 桂林淦隆环保设备有限责任公司 | Alcohol-based fuel boiler |
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