CN109579007A - A kind of multiple pre-mixing furnace end - Google Patents
A kind of multiple pre-mixing furnace end Download PDFInfo
- Publication number
- CN109579007A CN109579007A CN201910006339.5A CN201910006339A CN109579007A CN 109579007 A CN109579007 A CN 109579007A CN 201910006339 A CN201910006339 A CN 201910006339A CN 109579007 A CN109579007 A CN 109579007A
- Authority
- CN
- China
- Prior art keywords
- fire
- fire cover
- mix zone
- pedestal
- small
- 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
Links
- 238000002156 mixing Methods 0.000 title claims abstract description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 60
- UHZZMRAGKVHANO-UHFFFAOYSA-M chlormequat chloride Chemical group [Cl-].C[N+](C)(C)CCCl UHZZMRAGKVHANO-UHFFFAOYSA-M 0.000 claims abstract description 55
- 239000000567 combustion gas Substances 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims description 30
- 230000001502 supplementing effect Effects 0.000 claims description 8
- 230000001939 inductive effect Effects 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
A kind of multiple pre-mixing furnace end, it is characterized in that it includes burner main body (1), fire cover pedestal (7), big fire cover (11) and small fire cover (15), fire cover pedestal (7) is assemblied on burner main body (1), big fire cover (11) is assemblied on fire cover pedestal (7), and small fire cover (15) is assemblied on the centre mount (20) of fire cover pedestal (7)；Primary premix is formed between burner main body (1) and fire cover pedestal (7), forms secondary pre-mix zone between fire cover pedestal (7) and big fire cover (25), to improve the mixed effect of combustion gas and air, is conducive to the stability for improving efficiency of combustion and burning.
Description
Technical field
The present invention relates to a kind of gas appliance, especially a kind of gas kitchen range fire cap structure.It is specifically a kind of multiple
Pre-mixing furnace end structure.
Background technique
Cooking range furnace end is the part directly to burn, and it is to guarantee efficient combustion that suitable combustion gas mixing, which is when sufficiently mixed,
Key, only can be only achieved ideal combustion efficiency after combustion gas mixes well with air, and existing burner mainly considers
Be the mixing ratio of air and combustion gas, and do not fully consider mixed effect, combustion system is that combustion gas enters burner from nozzle,
It is flowed in burner inner edge, side premix, then directly passes through the direct outlet burning of fire cover stomata above burner, that is to say, that existing
Burner be only provided with mixed once structure, cause efficiency of combustion not high and combustion flame unstability or even insufficient
Burning can generate peculiar smell and noxious gas emission, and What is more, can also cause flame unstable, in this regard, the solution that there is no at present
Method.
Summary of the invention
Do not consider to be sufficiently mixed and easily lead to burning not the purpose of the present invention is only considering fuel air ratio for existing burner
Sufficiently and flame shakiness problem, design a kind of burner for being able to achieve and repeatedly premixing, and in combustion in each flame ring all
There is independent air to fill into channel, reaches full combustion.
The technical scheme is that
A kind of multiple pre-mixing furnace end, it is characterized in that it includes burner main body 1, fire cover pedestal 7, big fire cover 25 and small fire cover 15, fire
Lid pedestal 7 is assemblied in burner main body 1, and big fire cover 25 is assemblied on fire cover pedestal 7, and small fire cover 15 is assemblied in fire cover pedestal 7
On centre mount 20, a pre-mix zone is formed between burner main body 1 and fire cover pedestal 7, is formed between fire cover pedestal 7 and big fire cover 25
Secondary pre-mix zone, repeatedly mixing reaches mixing sufficiently, uniformly.
The specific structure of a pre-mix zone and secondary pre-mix zone are as follows:
The center of the burner main body 1 is equipped with small fire first time pre-mix zone 5 and high fire first time pre-mix zone 3, and small fire is for the first time
For pre-mix zone 5 by inner passage 19 and gas source and contact air, high fire first time pre-mix zone 3 is logical by air inlet 2 and inside
Road 18 and gas source and contact air；The outside of fire cover pedestal 7 is equipped with multiple outer fire hole air supply ports 11, sets on interior wing base
There is the through-hole 21 of connection high fire first time pre-mix zone 3, fire cover pedestal 7 is equipped with the centre mount 20 for assembling small fire cover 15, the center
Seat is made of inside and outside two circle, and inner ring is connected with small fire first time pre-mix zone 5, and outer ring is equipped with interior fire hole air gas supplementing opening 16, institute
The interior fire hole air gas supplementing opening 16 and outer fire hole air supply port 11 stated penetrate through；The Internal and external cycle of the centre mount 20 of fire cover pedestal 7 it
Between form the secondary pre-mix zone 9 of small fire, the outside of centre mount 20 is formed with the secondary pre-mix zone 8 of high fire with fire cover base outer wall 22；By
High fire combustion gas after primary premix enters big secondary pre-mix zone 8 from through-hole 21, carries out after secondary premix by big fire cover bottom
Multiple preformed holes in closed plane burn from fire hole 13 and flame transfer hole 14 after entering big fire cover 25；By once premixing
Small fire combustion gas afterwards enters secondary between centre mount Internal and external cycle by multiple preformed holes in the closed plane of fire cover base bottom
After pre-mix zone 9 carries out secondary mixing, enter small fire cover 15 from fire hole by multiple preformed holes in the closed plane in big fire cover bottom
Middle burning.
The high fire first time pre-mix zone 3 is lower spill circular passage.
Small fire is formed between the small fire blast tube 23 at 1 center of 7 central lower surface of fire cover pedestal and burner main body
First time pre-mix zone 5 passes through the arc air inlet at 7 center of fire cover pedestal by the mixed small fire combustion gas of small fire first time pre-mix zone 5
Hole, which enters, carries out secondary premix between the Internal and external cycle of centre mount 20.
The burner main body 1 detains the heart and is equipped with assembly preformed hole 4 and ignition electrode and blowout protection inductive needle preformed hole 6.
The center of the small fire cover 15 is equipped with air inflow openings 17.
The large and small fire base portion is the closed plane equipped with uniform preformed hole.
The bell pedestal is provided with each flame ring inside and outside air gas supplementing opening for having autonomous channel when for burning.
Beneficial effects of the present invention:
The present invention realizes secondary premix by the improvement of the structure to bell, not only makes fuel air ratio reasonable, but also to mix
It closes sufficiently, flame stabilization improves efficiency of combustion.
The configuration of the present invention is simple, it is easily manufactured.
Detailed description of the invention
Fig. 1 is the dimensional decomposition structure diagram of burner of the invention.
Fig. 2 is the direction schematic diagram that combustion gas and air of the invention enter burner.
Fig. 3 is the secondary mixed process schematic diagram of gas-air of the invention.
110 combustion gas and air direction of travel for high fire gas source in Fig. 2,112 advance for the combustion gas of small fire gas source and air
Direction.
In Fig. 3: 31 be the first time pre-mix zone of high fire gas source, and 33 be second of pre-mix zone of high fire gas source, and 32 be small fire
The first time pre-mix zone of gas source, 34 be second of pre-mix zone of small fire gas source, and 35 be that air fills into mouth again, fills into second respectively
Among circle fire and third circle flame.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in Figs. 1-3.
A kind of multiple pre-mixing furnace end, it includes burner main body 1, fire cover pedestal 7, big fire cover 25 and small fire cover 15, such as Fig. 1 institute
Show, fire cover pedestal 7 is assemblied in burner main body 1, and big fire cover 25 is assemblied on fire cover pedestal 7, burner main body 1 and fire cover pedestal 7
Between form a pre-mix zone, secondary pre-mix zone is formed between fire cover pedestal 7 and big fire cover 25, small fire cover 15 is assemblied in fire cover base
On the centre mount 20 of seat 7；The center of the small fire cover 15 is equipped with air inflow openings 17.The burner main body 1 is detained the heart and is equipped with
Assemble preformed hole 4 and ignition electrode and blowout protection inductive needle preformed hole 6.The specific structure of pre-mix zone is: the burner
The center of main body 1 is equipped with small fire first time pre-mix zone 5 and high fire first time pre-mix zone 3, and the high fire first time pre-mix zone 3 is
The lower part skirt 24 of lower spill circular passage, it and fire cover pedestal 7 is formed together an annular mixing chamber.Small fire premixes for the first time
Area 5 passes through air inlet 2 and inner passage 18 by inner passage 19 and gas source and contact air, high fire first time pre-mix zone 3
With gas source and contact air；The outside of fire cover pedestal 7 is equipped with multiple outer fire hole air supply ports 11, and interior wing base, which is equipped with, to be connected
The through-hole 21 of logical high fire first time pre-mix zone 3, fire cover pedestal 7 are equipped with the centre mount 20 for assembling small fire cover 15, and the centre mount has
Inside and outside two circles composition, inner ring are connected with small fire first time pre-mix zone 5, and outer ring is equipped with interior fire hole air gas supplementing opening 16, described
Interior fire hole air gas supplementing opening 16 is penetrated through with outer fire hole air supply port 11；The specific structure of secondary pre-mix zone are as follows: fire cover pedestal 7
The secondary pre-mix zone 9 of small fire is formed between the Internal and external cycle of centre mount 20,20 outside of centre mount is formed with greatly with fire cover base outer wall 22
Secondary secondary pre-mix zone 8；High fire combustion gas after once premixing carries out secondary premix from through-hole 21 into the secondary pre-mix zone 8 of high fire
It burns from fire hole 13 and flame transfer hole 14 after entering the Mixed Zone 10 of big fire cover 25 afterwards；Small fire after once premixing
Combustion gas enters secondary mixing is carried out in the secondary pre-mix zone 9 between centre mount Internal and external cycle after enter small fire lid 15 Mixed Zone 12
It burns from fire hole.It is formed between the small fire blast tube 23 at 1 center of 7 central lower surface of fire cover pedestal and burner main body
Small fire first time pre-mix zone 5,7 central lower surface of fire cover pedestal is the closed plane equipped with multiple preformed holes, through too small
The mixed small fire combustion gas of fiery first time pre-mix zone 5 enters the inside and outside of centre mount 20 by the arc air inlet at 7 center of fire cover pedestal
Secondary premix is carried out between circle.The high fire of burner outer ring of the invention and the small fire combustion gas of inner ring and air draught and mix trend
As shown in Figure 2.As shown by arrow 112, outer ring air-flow traveling is to as indicated by an arrow 110 for inner ring air-flow trend in Fig. 1.
Details are as follows:
As shown in Figure 1, burner of the invention includes:
One burner main body 1, multiple preformed holes 4 of burner and the assembly of bell pedestal.Ignition electrode, blowout protection inductive needle each 1
Preformed hole 6, first pre-mix zone 3,5, combustion gas and air enter the passage area 2 of pre-mix zone 3.
One fire cover pedestal 7, including fire cover main body, multiple air supply ports are (air supply port 11 needed for outer burning ring burns, interior
Air supply port 16 needed for pyrosphere burns), the secondary pre-mix zone 8,9 of bell pedestal.
One big fire cover 25, it includes big fire cover main body, and mixed gas enters region 10, multiple fire output holes 13, multiple flames
Transfer hole 14；
One small fire cover 15, including small fire cover main body, mixed gas enter region 12, and air is supplemented into region 17.
The used combustion gas of stove, with air (oxygen) through 110,112 directions, into burner in 18,19 pass through bell pedestals
Mating area 3,5 carries out the first time premix in flow process, and the first premixing space is big, mixes with air combustion gas as far as possible
Uniformly.Equally distributed multiple blowholes are set by big fire cover lower end by the mixed gas premixed for the first time, make mixed gas
It is mixed again by the secondary Mixed Zone 8,9 that the reserved stomata in big fire cover lower end enters bell pedestal, reaches mixing completely,
Sufficiently, effect is good for burning.When specific burning, the combustion gas in fire hole channel is entered from mixed gas, by fire cover pedestal, big fire cover bottom
Air inlet that portion is uniformly arranged carry out it is secondary be sufficiently mixed, uniform mixed gas experienced and shunt twice, not only improve and slow down
The problem of the gas flow of main fire hole channel outlet and each hole flow velocity unevenness, also solving fire hole exit part fire output hole makes
With arcing phenomenon in the process, to play the role of steady flame.Simultaneously because multiple air supply ports 11,16 that fire cover pedestal 7 is arranged
It fills into, air needed for promoting it to supply mixed gas full combustion in combustion.In the two sides of size flame Internal and external cycle
Two-way air supplement is carried out, fire hole channel exit burned flame is preferably promoted to carry out keeping stablizing, transmitting etc. normal combustion
It burns.Keep burning more abundant, the calorific value of fuel reaches optimum state, and the imperfect combustion carbon monoxide etc. reduced in emission has
The discharge of evil substance, saves energy consumption.
Part that the present invention does not relate to is the same as those in the prior art or can be realized by using the prior art.
Claims (8)
1. a kind of multiple pre-mixing furnace end, it is characterized in that it includes burner main body (1), fire cover pedestal (7), big fire cover (25) and small fire
It covers (15), fire cover pedestal (7) is assemblied on burner main body (1), and big fire cover (25) is assemblied on fire cover pedestal (7), small fire cover
(15) it is assemblied on the centre mount (20) of fire cover pedestal (7)；A pre-mix zone, fire cover are formed between burner main body and fire cover pedestal
Secondary pre-mix zone is formed between pedestal and big fire cover, repeatedly mixing reaches mixing sufficiently, uniformly.
2. multiple pre-mixing furnace end according to claim 1, it is characterized in that the center of the burner main body (1) is equipped with small fire
First time pre-mix zone (5) and high fire first time pre-mix zone (3), small fire first time pre-mix zone (5) pass through inner passage (19) and gas
Source and contact air, high fire first time pre-mix zone (3) are connected by air inlet (2) with inner passage (18) with gas source and air
It is logical；The outside of fire cover pedestal (7) is equipped with multiple outer fire hole air supply ports (11), and interior wing base is equipped with connection high fire for the first time
The through-hole (21) of pre-mix zone (3), fire cover pedestal (7) are equipped with the centre mount (20) for assembling small fire cover (15), and the centre mount has interior
Outer two circles composition, inner ring are connected with small fire first time pre-mix zone (5), and outer ring is equipped with interior fire hole air gas supplementing opening (16), described
Interior fire hole air gas supplementing opening (16) and outer fire hole air supply port (11) penetrate through；The centre mount (20) of fire cover pedestal (7) it is interior
The secondary pre-mix zone of small fire (9) are formed between outer ring, it is secondary with fire cover base outer wall (22) to be formed with high fire on the outside of centre mount (20)
Pre-mix zone (8)；High fire combustion gas after once premixing enters the secondary pre-mix zone of high fire (8) from through-hole (21) and carries out secondary premix
Afterwards, it after entering big fire cover (25) by multiple preformed holes in the closed plane in big fire cover bottom, is transmitted from fire hole (13) and flame
Burning in hole (14)；Small fire combustion gas after once premixing enters the progress of the secondary pre-mix zone (9) between centre mount Internal and external cycle
After secondary mixing, enters small fire cover (15) by multiple preformed holes in the closed plane in small fire base portion and burn from fire hole.
3. multiple pre-mixing furnace end according to claim 2, it is characterized in that the high fire first time pre-mix zone (3) is recessed
Shape circular passage.
4. multiple pre-mixing furnace end according to claim 2, it is characterized in that fire cover pedestal (7) central lower surface and furnace
Small fire first time pre-mix zone (5) are formed between the small fire blast tube (23) at head main body (1) center, the fire cover pedestal (7)
Central lower surface is the closed plane equipped with multiple preformed holes；Small fire combustion gas by small fire first time pre-mix zone (5) mixing is logical
The arc air inlet for crossing fire cover pedestal (7) center, which enters, carries out secondary premix between the Internal and external cycle of centre mount (20).
5. multiple pre-mixing furnace end according to claim 2, it is characterized in that burner main body (1) center is equipped with assembly in advance
It boxes out (4) and ignition electrode and blowout protection inductive needle preformed hole (6).
6. multiple pre-mixing furnace end according to claim 2, it is characterized in that the center of the small fire cover (15) is equipped with air
Air inlet (17).
7. multiple pre-mixing furnace end according to claim 1, it is characterized in that the large and small fire base portion is equipped with uniformly pre-
The closed plane boxed out.
8. multiple pre-mixing furnace end according to claim 1, it is characterized in that the bell pedestal is each when being provided with for burning
The inside and outside air gas supplementing opening for having autonomous channel of flame ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910006339.5A CN109579007A (en) | 2019-01-04 | 2019-01-04 | A kind of multiple pre-mixing furnace end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910006339.5A CN109579007A (en) | 2019-01-04 | 2019-01-04 | A kind of multiple pre-mixing furnace end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109579007A true CN109579007A (en) | 2019-04-05 |
Family
ID=65915625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910006339.5A Pending CN109579007A (en) | 2019-01-04 | 2019-01-04 | A kind of multiple pre-mixing furnace end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109579007A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260311A (en) * | 2019-07-22 | 2019-09-20 | 广州合隆智能设备有限公司 | Commercial gas turbine is pressurized double mixing burners |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2911440Y (en) * | 2006-05-12 | 2007-06-13 | 徐明强 | Gas burner |
| CN201237216Y (en) * | 2008-04-01 | 2009-05-13 | 汪华庆 | Combustor of gas kitchen range with upper air inlet |
| CN203940435U (en) * | 2014-06-25 | 2014-11-12 | 浙江苏泊尔家电制造有限公司 | A kind of multiple spot air admission type burner |
| CN204611765U (en) * | 2015-04-03 | 2015-09-02 | 欧派家居集团股份有限公司 | A kind of burner of household gas range |
| CN209470208U (en) * | 2019-01-04 | 2019-10-08 | 江苏美大电器有限公司 | A kind of multiple pre-mixing furnace end |
-
2019
- 2019-01-04 CN CN201910006339.5A patent/CN109579007A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2911440Y (en) * | 2006-05-12 | 2007-06-13 | 徐明强 | Gas burner |
| CN201237216Y (en) * | 2008-04-01 | 2009-05-13 | 汪华庆 | Combustor of gas kitchen range with upper air inlet |
| CN203940435U (en) * | 2014-06-25 | 2014-11-12 | 浙江苏泊尔家电制造有限公司 | A kind of multiple spot air admission type burner |
| CN204611765U (en) * | 2015-04-03 | 2015-09-02 | 欧派家居集团股份有限公司 | A kind of burner of household gas range |
| CN209470208U (en) * | 2019-01-04 | 2019-10-08 | 江苏美大电器有限公司 | A kind of multiple pre-mixing furnace end |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260311A (en) * | 2019-07-22 | 2019-09-20 | 广州合隆智能设备有限公司 | Commercial gas turbine is pressurized double mixing burners |
| CN110260311B (en) * | 2019-07-22 | 2024-02-06 | 浙江合隆智能设备有限公司 | Commercial gas turbine supercharged double-mixing burner |
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Effective date of registration: 20230307 Address after: 314416 No. 81 Tanqiao, Yuanhua Town, Haining City, Jiaxing City, Zhejiang Province (60KM, Dongxi Avenue, Haining City) Applicant after: ZHEJIANG MEIDA INDUSTRIAL Co.,Ltd. Address before: 211316 No. 9, Zijing Avenue, Gaochun Economic Development Zone, Nanjing, Jiangsu Applicant before: JIANGSU MEIDA ELECTRICAL APPLIANCES CO.,LTD. |
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