CN208587898U - A kind of gas-burning type steam boiler - Google Patents
A kind of gas-burning type steam boiler Download PDFInfo
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- CN208587898U CN208587898U CN201821032857.1U CN201821032857U CN208587898U CN 208587898 U CN208587898 U CN 208587898U CN 201821032857 U CN201821032857 U CN 201821032857U CN 208587898 U CN208587898 U CN 208587898U
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Abstract
The utility model discloses a kind of gas-burning type steam boilers, it is characterised in that: including muff, combustion chamber inner cylinder and pot body；The combustion chamber inner cylinder is located in the muff and forms air chamber between the muff and the combustion chamber inner cylinder, has combustion chamber in the combustion chamber inner cylinder；The muff is equipped with air intake；The combustion chamber inner cylinder is equipped with fuel gas inlet and air exit, installation gas nozzle and the external fuel gas conduit of the gas nozzle in the fuel gas inlet；It is additionally provided with air inlet on the combustion chamber inner cylinder and the air inlet communicates the combustion chamber with the air chamber；The pot body is set on the muff outer wall and is provided with heat pipe between the pot body and combustion chamber inner cylinder.The utility model has heat transference efficiency fast, realizes very fast heating and can improve combustion gas efficiency of heating- utilization.
Description
Technical field
The utility model relates to boiler technology fields, particularly belong to a kind of gas-burning type steam boiler.
Background technique
Boiler is important energy source conversion equipment and major power consumer and the main source of atmospheric pollution.China's boiler with
Based on fire coal, coal-burned industrial boiler ownership is big, and distribution is wide, energy consumption is high, pollutes weight, efficiency and contamination control integral level and state
Outer compare has a certain gap, and energy-saving and emission-reduction have a high potential.
Although now being had the disadvantage that using the steam boiler of fuel gas buring heating
First, due to being separated with muff between pot body and the combustion chamber inner cylinder of fuel gas buring, and combustion chamber inner cylinder is extremely
Heat transference efficiency between pot body is low；
Second, due to using low-pressure combustion in existing combustion chamber inner cylinder, it is low that there are efficiencies of combustion, and insufficient wait of burning lacks
It falls into.
Utility model content
In order to solve one or more drawbacks described above existing for existing background technique, the utility model provides a kind of combustion gas
Formula steam boiler.
To achieve the above object, the utility model provides a kind of gas-burning type steam boiler, it is characterised in that: including burning
Outdoor cylinder (1), combustion chamber inner cylinder (2) and pot body (3)；The combustion chamber inner cylinder (2) is located in the muff (1) and the burning
Air chamber (N) is formed between outdoor cylinder (1) and the combustion chamber inner cylinder (2), there is combustion chamber (M) in the combustion chamber inner cylinder (2)；It should
Muff (1) is equipped with air intake (1-1)；The combustion chamber inner cylinder (2) is equipped with fuel gas inlet (2-1) and air exit
(2-2), interior installation gas nozzle (4) of the fuel gas inlet (2-1) and gas nozzle (4) the external fuel gas conduit (5)；In the combustion chamber
Air inlet (2-3) is additionally provided on cylinder (2) and the air inlet (2-3) communicates the combustion chamber (M) with the air chamber (N)；The pot body
(3) it is set on the muff (1) outer wall and is provided with heat pipe (6) between the pot body (3) and combustion chamber inner cylinder (2).It adopts
With above scheme, first, since the pot body (3) is set on the muff (1) outer wall and in the pot body (3) and combustion chamber
It is provided with heat pipe (6) between cylinder (2), and in heat pipe (6) is phase-change heat transfer, suitable thermal coefficient is tens times of copper, even
Hundred times, therefore have the title of heat superconducting body, therefore heat can be quickly transmitted to pot through the heat pipe (6) by the combustion chamber inner cylinder (2)
Body (3), realizes very fast heating, can reduce heat waste, heat transference efficiency can be improved, second, which, which also has, efficiently passes
Heat, non-scaling, the service life is long, facilitates installation, compact dimensions, without movable member, do not need the advantages that any maintenance；Third, due to
It is heated using fuel gas buring, heating process is more environmentally-friendly, can reduce exhaust pollution.
Further, diffuser (7) are set on the fuel gas conduit (5).When combustion gas is flowed out from gas nozzle (4), have very
High flowing velocity, in order to which this part kinetic energy is adequately changed into thermal energy, to improve pressure, with the increase of diameter, circulation
Area also increases as, and gas velocity slows down gradually, and pressure is improved, and is conducive to full combustion, improves the thermal efficiency.
Further, inner wall of the combustion chamber inner cylinder (2) at close fuel gas inlet (2-1) is in horn-like, can be rapid
Enlarged cross section is to drop the air velocity after low-pressure fuel gas enters, in favor of burning.
Further, the fuel gas inlet (2-1) is arranged toward the air intake (1-1).Make air and combustion in this way
Gas is convenient for full combustion after mixing.
Further, the air exit (2-2) is arranged back in the air intake (1-1).Burning is increased in this way
Stroke and time, in favor of full combustion.
Further, the fuel gas inlet (2-1) and air exit (2-2) are respectively arranged on the combustion chamber inner cylinder (2) two
End；The air inlet (2-3) is set in the middle part of the combustion chamber inner cylinder (2).It can make that there is combustion chamber in combustion chamber inner cylinder (2) in this way
(M) air and combustion gas can be quickly sufficiently mixed, and to improve combustion efficiency, improve fuel availability.
Further, the air inlet (2-3) is multiple and circumferentially distributed along the combustion chamber inner cylinder (2).It in this way can be into one
Walking mix the air in combustion chamber inner cylinder (2) with combustion chamber (M) and combustion gas can quickly sufficiently circumferential, to improve effect of burning
Fruit improves fuel availability.
Further, the pot body (3) has the ring cavity (K) along muff (1) outer wall circumferential direction, in the pot body (3)
Equipped with steam (vapor) outlet (3-1) and water inlet (3-2).Water in the ring cavity (K) can be circumferentially heated, and disappear thermal efficiency height, while can
Avoid the problem that in the prior art muff (1) peripheral outer wall part not using and directly distribute waste.
Further, the heat pipe (6) has multiple and circumferentially distributed along the combustion chamber inner cylinder (2).It can be to each heat
Managing (6) can circumferentially heat along ring cavity (K), improve heating efficiency, while reducing heat waste.
Further, heat pipe (6) evaporation ends protrude into the combustion chamber inner cylinder (2), which stretches
Enter in the pot body (3).In the combustion chamber inner cylinder (2) when burning can direct opposite heat tube (6) heating one end, then can be through heat pipe
(6) it is directly transmitted to heating in pot body (3), the interior calory burning loss of combustion chamber inner cylinder (2) can be reduced, combustion gas heat utilization can be improved
Rate.
The utility model at least has the advantages that
First, the utility model is set on the muff outer wall and the pot body and combustion chamber inner cylinder due to the pot body
Between be provided with heat pipe, and in heat pipe be phase-change heat transfer, suitable thermal coefficient is tens times or even hundred times of copper, therefore is had
The title of heat superconducting body, therefore heat can be passed to very fastly pot body through the heat pipe by the combustion chamber inner cylinder, greatly improve hot transmitting
Efficiency；
Second, the utility model is transmitted using heat pipe heat, is had non-scaling, service life length, is facilitated installation, compact dimensions, nothing
Movable member does not need the advantages that any maintenance.
Third, the utility model is using diffuser is arranged in the fuel gas conduit, when flowing out its combustion gas from gas nozzle,
With very high flowing velocity, in order to which this part kinetic energy is adequately changed into thermal energy, to improve pressure, with the increasing of diameter
Greatly, circulation area also increases as, and gas velocity slows down gradually, and pressure is improved, and is conducive to full combustion, improves the thermal efficiency.
4th, the utility model due to the combustion chamber inner cylinder in the inner wall at the fuel gas inlet in horn-like,
Section can be expanded rapidly to drop the air velocity after low-pressure fuel gas enters, in favor of burning.
5th, the utility model is respectively arranged on combustion chamber inner cylinder both ends due to fuel gas inlet and air exit；It is described
Air inlet is set in the middle part of the combustion chamber inner cylinder, therefore can make air and combustion gas in the inner cylinder of combustion chamber with combustion chamber can be quick
It is sufficiently mixed, to improve combustion efficiency, improves fuel availability.
6th, this it is practical newly due in the combustion chamber when cylinder roasting can direct opposite heat tube heating one end, then can be through heat
Pipe is directly transmitted to heating in pot body, can reduce calory burning in combustion chamber and lose, combustion gas heat utilization efficiency can be improved.
7th, for the utility model due to being heated using fuel gas buring, heating process is more environmentally-friendly, can reduce exhaust pollution.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
Embodiment: referring to Fig. 1, a kind of gas-burning type steam boiler comprising muff 1, combustion chamber inner cylinder 2 and pot body
3 etc..
The combustion chamber inner cylinder 2 is located in the muff 1 and shape between the muff 1 and the combustion chamber inner cylinder 2
At air chamber N, there is combustion chamber M in the combustion chamber inner cylinder 2.
1 left end of muff is equipped with air intake 1-1.
2 left and right ends of combustion chamber inner cylinder are respectively equipped with fuel gas inlet 2-1 and air exit 2-2, in fuel gas inlet 2-1
Gas nozzle 4 and the external fuel gas conduit 5 of gas nozzle 4 are installed.
It is additionally provided with air inlet 2-3 on the combustion chamber inner cylinder 2 and air inlet 2-3 makes combustion chamber M and air chamber N phase
It is logical；The pot body 3 is set on 1 outer wall of muff and is provided with heat pipe 6 between the pot body 3 and combustion chamber inner cylinder 2.Work
When making, first, it is set on 1 outer wall of muff due to the pot body 3 and is arranged between the pot body 3 and combustion chamber inner cylinder 2
There is heat pipe 6, and in heat pipe 6 be phase-change heat transfer, suitable thermal coefficient is tens times or even hundred times of copper, therefore has heat superconducting
The title of body, therefore heat can be quickly transmitted to pot body 3 through the heat pipe 6 by the combustion chamber inner cylinder 2, and heat transference efficiency can be improved.
Heat pipe 6 also has that efficient heat transfer, non-scaling, the service life is long, facilitates installation simultaneously, compact dimensions, without movable member, do not need it is any
The advantages that maintenance.
Further, diffuser 7 is set in the fuel gas conduit 5.When combustion gas is flowed out from gas nozzle 4, there is very high stream
Dynamic speed, in order to which this part kinetic energy is adequately changed into thermal energy, to improve pressure, with the increase of diameter, circulation area
With increase, gas velocity slows down gradually, and pressure is improved, and is conducive to full combustion, improves the thermal efficiency.
Further, inner wall of the combustion chamber inner cylinder 2 at close fuel gas inlet 2-1 is in horn-like, can be expanded rapidly
Section is to drop the air velocity after low-pressure fuel gas enters, in favor of burning.
Further, the fuel gas inlet 2-1 is arranged toward the air intake 1-1.Make air and combustion gas so just
The full combustion after mixing.
Further, the air exit 2-2 is arranged back in the air intake 1-1.Fire stroke is increased in this way
And the time, in favor of full combustion.
Further, the fuel gas inlet 2-1 and air exit 2-2 are respectively arranged on 2 both ends of combustion chamber inner cylinder；Institute
It states air inlet 2-3 and is set to 2 middle part of combustion chamber inner cylinder.It can make the air and combustion in combustion chamber inner cylinder 2 with combustion chamber M in this way
Gas can be quickly sufficiently mixed, and to improve combustion efficiency, improve fuel availability.
Further, the air inlet 2-3 is how a and circumferentially distributed along the combustion chamber inner cylinder 2.Can further it make in this way
Air and combustion gas in combustion chamber inner cylinder 2 with combustion chamber M quickly sufficiently circumferential can mix, and to improve combustion efficiency, improve combustion
Expect utilization rate.
Further, the pot body 3 has the ring cavity K along muff 1 outer wall circumferential direction, which is equipped with steam
Export 3-1 and water inlet 3-2.Water in ring cavity K can be circumferentially heated, and disappear thermal efficiency height, while avoiding in the prior art should
Muff 1 peripheral outer wall part not using and directly distribute waste.
Further, the heat pipe 6 has multiple and circumferentially distributed along the combustion chamber inner cylinder 2.It can to each heat pipe 6
It is circumferentially heated along ring cavity K, improves heating efficiency, while reducing heat waste.
Further, 6 evaporation ends of heat pipe protrude into the combustion chamber inner cylinder 2, which protrudes into the pot
In body 3.In the combustion chamber inner cylinder 2 when burning can direct 6 heating one end of opposite heat tube, then can directly be transmitted to pot body 3 through heat pipe 6
Interior heating can reduce calory burning in combustion chamber inner cylinder 2 and lose, combustion gas heat utilization efficiency can be improved.
When work, the air intake 1-1 of the muff 1 be used to provide for air chamber N in muff 1 simultaneously and
When supplement air (or combustion oxygen)；The fuel gas conduit 5 is connect with fuel gas supply system, and combustion gas can be through gas nozzle 4 in the fuel gas conduit 5
It is sprayed on combustion chamber inner cylinder 2, using as fuel；Described in air or combustion oxygen in air chamber N can enter through each air inlet 2-3
It is sufficiently mixed in combustion chamber inner cylinder 2 with combustion gas and burns again, and the exhaust gas generated after burning can then be discharged through air exit 2-2；?
In combustion process, the evaporation ends which is located in the combustion chamber inner cylinder 2 are heated, and the heat in each heat pipe 6 is through cold
Solidifying end is transmitted in the ring cavity K of pot body 3 and is exchanged with water, and the high-temperature steam that the water in ring cavity K generates after being heated is through steaming
Vapor outlet 3-1 is discharged and is supplied to gas utilization unit；And it can be added and be supplemented by water inlet 3-2 when water deficiency in ring cavity K.
Inside heat pipe is to be pumped into negative pressure state, is filled with media fluid appropriate, and this boiling point of liquid is low, readily volatilized, and tube wall has
Liquid-sucking core is made of capillary-porous material.Heat pipe one end be evaporation ends, other end is condensation end, when heat pipe evaporation ends by
When hot, the liquid in capillary evaporates rapidly, and steam flows to other end under small pressure difference, and releases heat,
Regelation flows back to evaporation ends at liquid, effect of the liquid again along porous material by capillary force, and so circulation is more than, and heat is by warm
Pipe evaporation ends reach other condensation end end, and this circulation quickly carries out, and heat can be conducted continuously and,
Vapour, liquid phase-change heat transfer of the inside heat pipe mainly by working fluid, thermal resistance very little, therefore there is the very high capacity of heat transmission.
The preferred embodiments of the present invention have been described in detail above.It should be understood that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (10)
1. a kind of gas-burning type steam boiler, it is characterised in that: including muff (1), combustion chamber inner cylinder (2) and pot body (3)；
The combustion chamber inner cylinder (2) be located in the muff (1) and the muff (1) and the combustion chamber inner cylinder (2) it
Between form air chamber (N), there is combustion chamber (M) in the combustion chamber inner cylinder (2)；
The muff (1) is equipped with air intake (1-1)；
The combustion chamber inner cylinder (2) is equipped with fuel gas inlet (2-1) and air exit (2-2), installs combustion gas in the fuel gas inlet (2-1)
Nozzle (4), gas nozzle (4) the external fuel gas conduit (5)；
It is additionally provided with air inlet (2-3) on the combustion chamber inner cylinder (2) and the air inlet (2-3) makes the combustion chamber (M) and the air chamber
(N) it communicates；
The pot body (3) is set on the muff (1) outer wall and is provided between the pot body (3) and combustion chamber inner cylinder (2)
Heat pipe (6).
2. a kind of gas-burning type steam boiler as described in claim 1, it is characterised in that: diffusion is set on the fuel gas conduit (5)
Device (7).
3. a kind of gas-burning type steam boiler as described in claim 1, it is characterised in that: the combustion chamber inner cylinder (2) is close
Inner wall at fuel gas inlet (2-1) is in horn-like (2-4).
4. a kind of gas-burning type steam boiler as described in claim 1, it is characterised in that: the fuel gas inlet (2-1) toward
Air intake (1-1) setting.
5. a kind of gas-burning type steam boiler as claimed in claim 1 or 2, it is characterised in that: the air exit (2-2) back to
It is arranged in the air intake (1-1).
6. a kind of gas-burning type steam boiler as described in claim 1, it is characterised in that: the fuel gas inlet (2-1) and exhaust
Outlet (2-2) is respectively arranged on combustion chamber inner cylinder (2) both ends；The air inlet (2-3) is set in the combustion chamber inner cylinder (2)
Portion.
7. such as a kind of gas-burning type steam boiler of any of claims 1-4, it is characterised in that: the air inlet (2-
3) multiple and circumferentially distributed along the combustion chamber inner cylinder (2).
8. a kind of gas-burning type steam boiler as described in claim 1, it is characterised in that: the pot body (3) has along combustion chamber
The ring cavity (K) of outer cylinder (1) outer wall circumferential direction, the pot body (3) are equipped with steam (vapor) outlet (3-1) and water inlet (3-2).
9. a kind of gas-burning type steam boiler as claimed in claim 7, it is characterised in that: the heat pipe (6) has multiple and edge
The combustion chamber inner cylinder (2) is circumferentially distributed.
10. a kind of gas-burning type steam boiler as described in any one of claim 1-4 or 6, it is characterised in that: the heat pipe
(6) evaporation ends protrude into the combustion chamber inner cylinder (2), which protrudes into the pot body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821032857.1U CN208587898U (en) | 2018-07-02 | 2018-07-02 | A kind of gas-burning type steam boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821032857.1U CN208587898U (en) | 2018-07-02 | 2018-07-02 | A kind of gas-burning type steam boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208587898U true CN208587898U (en) | 2019-03-08 |
Family
ID=65539192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821032857.1U Active CN208587898U (en) | 2018-07-02 | 2018-07-02 | A kind of gas-burning type steam boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208587898U (en) |
-
2018
- 2018-07-02 CN CN201821032857.1U patent/CN208587898U/en active Active
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