CN202915361U - Oxygen-rich burner - Google Patents
Oxygen-rich burner Download PDFInfo
- Publication number
- CN202915361U CN202915361U CN2012204027226U CN201220402722U CN202915361U CN 202915361 U CN202915361 U CN 202915361U CN 2012204027226 U CN2012204027226 U CN 2012204027226U CN 201220402722 U CN201220402722 U CN 201220402722U CN 202915361 U CN202915361 U CN 202915361U
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- China
- Prior art keywords
- oxygen
- burner
- oxygen enrichment
- air duct
- combustion gas
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an oxygen-rich burner which comprises an air passage and a gas mixing passage. A chamber is arranged inside the air passage and a plurality of layers of oxygen permeable membrane are arranged inside the chamber. The air passage is provided with an exhaust gas outlet, an air inlet and an oxygen outlet, wherein the exhaust gas outlet is arranged on the side wall of the air passage, and the air inlet and the oxygen outlet are respectively arranged at the front end and the rear end of the air passage. The oxygen outlet leads to the gas mixing passage to communicate the air passage and the gas mixing passage. The oxygen-rich burner can significantly improve the thermal efficiency and reduce the emission of harmful substances.
Description
Technical field
The utility model relates to a kind of burner for gas stove, relates in particular to a kind of household gas range oxygen-enriched burner.
Background technology
The air that the burner of existing household gas range is supplied with mostly is greatly normal air, when combustion-supporting with normal air, approximately 4/5ths nitrogen does not only participate in combustion-supporting, also to take away a large amount of heats, cause the thermal efficiency of burner further to promote, the harmful substances from flue gases of discharging after the burning can not reduce.According to test, if oxygen content increases 4-5% again in the normal air, can make 200-300 ℃ of flame temperature rising, thereby make the burning of combustion gas more abundant, and when oxygen concentration in the normal air be best 26～30% the time.
Summary of the invention
Based on this, the utility model is to overcome the defective of prior art, and a kind of oxygen-enriched burner is provided, and this oxygen-enriched burner can significantly improve the thermal efficiency, and reduces the discharging of harmful substance.
Its technical scheme is as follows:
A kind of oxygen-enriched burner, include air duct and mixed gas passage, be provided with cavity in the described air duct, this cavity inside is provided with the multilayer oxygen permeable membrane, described air duct is provided with air intake, waste gas outlet and oxygen enrichment outlet, described mixed gas passage is led in described oxygen enrichment outlet, and described air duct is connected with mixed gas passage.
The below describes further technical scheme:
Described air duct includes shell wall, is provided with division board between described air duct and the mixed gas passage, and the oxygen enrichment pipe also is installed in the described air duct, forms described cavity between described shell wall, division board and the oxygen enrichment pipe.
Described oxygen enrichment pipe is provided with described oxygen enrichment outlet, this oxygen enrichment outlet is positioned at the rear end of oxygen enrichment pipe, stretch out from described division board the rear end of oxygen enrichment pipe, the sidewall of described oxygen enrichment pipe front end is provided with a plurality of oxygen enrichments and portals, oxygen enrichment portals and communicates with described oxygen enrichment outlet, and described oxygen permeable membrane wraps the front end of this oxygen enrichment pipe.
Leave the space between described division board and the oxygen permeable membrane, described waste gas outlet is positioned on the corresponding shell wall in this space.
Described oxygen-enriched burner also includes blast tube and gas burner, be provided with nozzle on the described blast tube, described gas burner is provided with the combustion gas burner, the front end of described mixed gas passage is communicated with described blast tube by nozzle, and the rear end of mixed gas passage and combustion gas burner are connected.
Described mixed gas passage divides and is separated with main channel and subaisle, described nozzle includes main jet valve and secondary air nozzle, described combustion gas burner includes main combustion gas burner and secondary combustion gas burner, secondary combustion gas burner is positioned at the center of gas burner, main combustion gas burner surrounds described secondary combustion gas burner, the front end of described main channel is communicated with blast tube by the main jet valve, the rear end of main channel and main combustion gas burner are connected, the front end of described subaisle is communicated with blast tube by secondary air nozzle, and the rear end of subaisle and secondary combustion gas burner are connected.
Described main channel and subaisle all are connected with described air duct.
Described blast tube is applied between described air duct and the mixed gas passage, and the centre position of this blast tube is provided with flow guiding dummy club, and this flow guiding dummy club is relative with described oxygen enrichment outlet.
Described oxygen-enriched burner also includes centrifugal blower, and described centrifugal blower is installed in the front end of described air duct.
The below describes advantage or the principle of aforementioned techniques scheme:
1, the cavity inside of air duct is provided with the multilayer oxygen permeable membrane, this air duct is provided with waste gas outlet, air intake and oxygen enrichment outlet, and described mixed gas passage is led in the oxygen enrichment outlet, described air duct is connected with mixed gas passage, then under the ordering about of pressure differential, each component of normal air of being come in by air intake will see through from oxygen permeable membrane, but the speed of permeating in oxygen permeable membrane because of each component of normal air is different, oxygen in the normal air can preferentially obtain oxygen-enriched air by oxygen permeable membrane, and oxygen-enriched air enters mixed gas passage as combustion air after oxygen enrichment exports out, fuel gas buring is got more abundant, thereby the thermal efficiency is increased substantially, because combustion gas obtains the minimizing of nitrogen content in fully burning and the combustion air, then this oxygen-enriched burner can also reduce the discharging of harmful substance when burning simultaneously.In addition, the constituent of air that some nitrogen content is higher passes from the gap between oxygen permeable membrane and the oxygen permeable membrane and becomes waste gas, and this part waste gas is then discharged from waste gas outlet.
2, form above-mentioned cavity between the division board between the shell wall of air duct, air duct and the mixed gas passage and the oxygen enrichment pipe, then in this cavity, the multilayer oxygen permeable membrane can be set, thereby obtain the oxygen-enriched air that burns and suited after making normal air by this oxygen permeable membrane.
3, described mixed gas passage is led in the outlet of the oxygen enrichment of oxygen enrichment pipe, a plurality of oxygen enrichments on the sidewall of oxygen enrichment pipe front end portal and communicate with the oxygen enrichment outlet, oxygen permeable membrane wraps the front end of this oxygen enrichment pipe, then normal air produces oxygen-enriched air after seeing through oxygen permeable membrane, oxygen-enriched air portals from the oxygen enrichment of oxygen enrichment pipe front end and is pooled in the oxygen enrichment pipe, more unified export out from oxygen enrichment flow to mixed gas passage.
4, described waste gas outlet is on the corresponding shell wall in the space between oxygen permeable membrane and the division board, and then above-mentioned waste gas is discharged from waste gas outlet because fail to be pooled in the oxygen enrichment pipe.
5, be provided with nozzle on the blast tube, then this nozzle can prevent that the gaseous mixture that is comprised of oxygen-enriched air and combustion gas from flowing backwards and strile-backs in the gas passage, the front end of mixed gas passage is communicated with blast tube by nozzle, the rear end of mixed gas passage and combustion gas burner are connected, then above-mentioned gaseous mixture just can from mixed gas passage lead to the combustion gas burner and at the combustion gas burner by ignition combustion.
6, the front end of main channel is communicated with blast tube by the main jet valve, the rear end of main channel and main combustion gas burner are connected, the front end of subaisle is communicated with blast tube by secondary air nozzle, the rear end of subaisle and secondary combustion gas burner are connected, then above-mentioned gaseous mixture just can be respectively by main channel and subaisle and go out by ignition combustion at main combustion gas burner and secondary combustion gas burner, secondary combustion gas burner is positioned at the centre of gas burner, main combustion gas burner surrounds this pair combustion gas burner, and such setting can make the user control as required the position of fire.
7, described main channel and subaisle all are connected with described air duct, and then oxygen-enriched air can lead to main channel and subaisle.
8, the flow guiding dummy club of blast tube centre position setting is relative with described oxygen enrichment outlet, and then flow guiding dummy club can be guided oxygen-enriched air and be flowed to respectively above-mentioned main channel and subaisle.
9, described oxygen-enriched burner also includes centrifugal blower, centrifugal blower is installed in the front end of described air duct, then this centrifugal blower can agitate normal air to enter in the above-mentioned cavity, makes normal air can be under the ordering about of pressure differential see through oxygen permeable membrane and obtain oxygen-enriched air.
Description of drawings
Fig. 1 is the front section view of the described oxygen-enriched burner of the utility model embodiment.
Fig. 2 is the partial enlarged drawing of A among Fig. 1.
Fig. 3 be the described oxygen-enriched burner of the utility model embodiment side sectional view.
Fig. 4 be the described oxygen-enriched burner of the utility model embodiment outside drawing.
Description of reference numerals:
1, air duct, 101, cavity, 102, waste gas outlet, 103, air intake, 104, oxygen enrichment outlet, 2, blast tube, 201, the main jet valve, 202, secondary air nozzle, 203, flow guiding dummy club, 3, mixed gas passage, 301, the main channel, 302, subaisle, 4, division board, 5, oxygen permeable membrane, 6, the oxygen enrichment pipe, 601 oxygen enrichments portal, and 7, gas burner, 701, main combustion gas burner, 702, secondary combustion gas burner, 8, shell wall, 9, centrifugal blower.
The specific embodiment
The below is elaborated to embodiment of the present utility model:
Such as Fig. 1-3, a kind of oxygen-enriched burner, include air duct 1 and mixed gas passage 3, be provided with cavity 101 in the described air duct 1, these cavity 101 inside are provided with multilayer oxygen permeable membrane 5, and described air duct 1 is provided with air intake 103, waste gas outlet 102 and oxygen enrichment outlet 104, described mixed gas passage 3 is led in described oxygen enrichment outlet 104, and described air duct 1 is connected with mixed gas passage 3.
Wherein, such as Fig. 2 and shown in Figure 4, described air duct 1 includes shell wall 8, be provided with division board 4 between described air duct 1 and the mixed gas passage 3, in the described air duct 1 oxygen enrichment pipe 6 is installed also, forms described cavity 101 between described shell wall 8, division board 4 and the oxygen enrichment pipe 6.Described oxygen enrichment pipe 6 is provided with described oxygen enrichment outlet 104, this oxygen enrichment outlet 104 is positioned at the rear end of oxygen enrichment pipe 6, stretch out from described division board 4 rear end of oxygen enrichment pipe 6, the sidewall of described oxygen enrichment pipe 6 front ends is provided with a plurality of oxygen enrichments and portals 601, oxygen enrichment portals and 601 communicates with described oxygen enrichment outlet 104, and described oxygen permeable membrane 5 wraps the front end of this oxygen enrichment pipe 6.Leave the space between described division board 4 and the oxygen permeable membrane 5, described waste gas outlet 102 is positioned on the corresponding shell wall 8 in this space.Described oxygen-enriched burner also includes blast tube 2 and gas burner 7, be provided with nozzle on the described blast tube 2, described gas burner 7 is provided with the combustion gas burner, described mixed gas passage was separated with main channel 301 and subaisle 302 in 3 minutes, this main channel 301 and subaisle 302 all are connected with described air duct 1, described nozzle includes main jet valve 201 and secondary air nozzle 202, described combustion gas burner includes main combustion gas burner 701 and secondary combustion gas burner 702, this pair combustion gas burner 702 is positioned at the center of gas burner 7, main combustion gas burner 701 surrounds described secondary combustion gas burner 702, the front end of described main channel 301 is communicated with blast tube 2 by main jet valve 201, the rear end of main channel 301 and main combustion gas burner 701 are connected, the front end of described subaisle 302 is communicated with blast tube 2 by secondary air nozzle 202, and the rear end of subaisle 302 and secondary combustion gas burner 702 are connected.Described blast tube 2 is applied between described air duct 1 and the mixed gas passage 3, and the centre position of this blast tube 2 is provided with flow guiding dummy club 203, and it is 104 relative that this flow guiding dummy club 203 and described oxygen enrichment export.Described oxygen-enriched burner also includes centrifugal blower 9, and described centrifugal blower 9 is installed in the front end of described air duct 1.
The present embodiment has the following advantages:
1, cavity 101 inside of air duct 1 are provided with multilayer oxygen permeable membrane 5, this air duct 1 is provided with waste gas outlet 102, air intake 103 and oxygen enrichment outlet 104, and described mixed gas passage 3 is led in oxygen enrichment outlet 104, described air duct 1 is connected with mixed gas passage 3, then under the ordering about of pressure differential, each component of normal air of being come in by air intake 103 will see through from oxygen permeable membrane 5, but the speed of permeating in oxygen permeable membrane 5 because of each component of normal air is different, oxygen in the normal air can preferentially obtain oxygen-enriched air by oxygen permeable membrane 5, and oxygen-enriched air out enters mixed gas passage 3 as combustion air afterwards from oxygen enrichment outlet 104, fuel gas buring is got more abundant, thereby the thermal efficiency is increased substantially, because combustion gas obtains the minimizing of nitrogen content in fully burning and the combustion air, then this oxygen-enriched burner can also reduce the discharging of harmful substance when burning simultaneously.In addition, the constituent of air that some nitrogen content is higher passes from the gap between oxygen permeable membrane 5 and the oxygen permeable membrane 5 and becomes waste gas, and this part waste gas is then discharged from waste gas outlet 102.
2, form above-mentioned cavity 101 between the division board 4 between the shell wall of air duct 1, air duct 1 and the mixed gas passage 3 and the oxygen enrichment pipe 6, then in this cavity 101, multilayer oxygen permeable membrane 5 can be set, thereby obtain the oxygen-enriched air that burns and suited after making normal air by this oxygen permeable membrane 5.
3, described mixed gas passage 3 is led in the oxygen enrichment of oxygen enrichment pipe 6 outlet 104, a plurality of oxygen enrichments on the sidewall of oxygen enrichment pipe 6 front ends portal and 601 communicate with oxygen enrichment outlet 104, oxygen permeable membrane 5 wraps the front end of this oxygen enrichment pipe 6, then normal air sees through oxygen permeable membrane 5 rear generation oxygen-enriched air, oxygen-enriched air portals from the oxygen enrichment of oxygen enrichment pipe 6 front ends and 601 is pooled in the oxygen enrichment pipe 6, unifiedly more out flows to mixed gas passage 3 from oxygen enrichment outlet 104.
4, described waste gas outlet 102 is on the corresponding shell wall in space between oxygen permeable membrane 5 and the division board 4, and then above-mentioned waste gas is discharged from waste gas outlet 102 because fail to be pooled in the oxygen enrichment pipe 6.
5, be provided with nozzle 201 on the blast tube 2,202, then this nozzle 201,202 can prevent that the gaseous mixture that is comprised of oxygen-enriched air and combustion gas from flowing backwards and strile-backs in the gas passage 2, and the front end of mixed gas passage 3 is by nozzle 201,202 are communicated with blast tube 2, the rear end of mixed gas passage 3 and combustion gas burner 701,702 are connected, and then above-mentioned gaseous mixture just can lead to combustion gas burner 701 from mixed gas passage 3,702 and at combustion gas burner 701,702 by ignition combustion.
6, the front end of main channel 301 is communicated with blast tube 2 by main jet valve 201, the rear end of main channel 301 and main combustion gas burner 701 are connected, the front end of subaisle 302 is communicated with blast tube 2 by secondary air nozzle 202, the rear end of subaisle 302 and secondary combustion gas burner 702 are connected, then above-mentioned gaseous mixture just can be respectively by main channel 301 and subaisle 302 and go out by ignition combustion at main combustion gas burner 701 and secondary combustion gas burner 702, secondary combustion gas burner 702 is positioned at the centre of gas burner, main combustion gas burner 701 surrounds this pair combustion gas burner 702, and such setting can make the user control as required the position of fire.
7, described main channel 301 and subaisle 302 all are connected with described air duct 1, and then oxygen-enriched air can lead to main channel 301 and subaisle 302.
8, the flow guiding dummy club 203 that arranges of blast tube 2 centre positions and described oxygen enrichment export 104 relatively, and then flow guiding dummy club 203 can be guided oxygen-enriched air and be flowed to respectively above-mentioned main channel 301 and subaisle 302.
9, described oxygen-enriched burner also includes centrifugal blower 9, centrifugal blower 9 is installed in the front end of described air duct 1, then this centrifugal blower 9 can agitate normal air to enter in the above-mentioned cavity 101, makes normal air can be under the ordering about of pressure differential see through oxygen permeable membrane 5 and obtain oxygen-enriched air.
The above embodiment has only expressed the specific embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (9)
1. oxygen-enriched burner, include air duct and mixed gas passage, it is characterized in that, be provided with cavity in the described air duct, this cavity inside is provided with the multilayer oxygen permeable membrane, and described air duct is provided with air intake, waste gas outlet and oxygen enrichment outlet, described mixed gas passage is led in described oxygen enrichment outlet, and described air duct is connected with mixed gas passage.
2. oxygen-enriched burner according to claim 1, it is characterized in that, described air duct includes shell wall, be provided with division board between described air duct and the mixed gas passage, the oxygen enrichment pipe also is installed in the described air duct, forms described cavity between described shell wall, division board and the oxygen enrichment pipe.
3. oxygen-enriched burner according to claim 2, it is characterized in that, described oxygen enrichment pipe is provided with described oxygen enrichment outlet, this oxygen enrichment outlet is positioned at the rear end of oxygen enrichment pipe, stretch out from described division board the rear end of oxygen enrichment pipe, the sidewall of described oxygen enrichment pipe front end is provided with a plurality of oxygen enrichments and portals, and oxygen enrichment portals and communicates with described oxygen enrichment outlet, and described oxygen permeable membrane wraps the front end of this oxygen enrichment pipe.
4. oxygen-enriched burner according to claim 2 is characterized in that, leaves the space between described division board and the oxygen permeable membrane, and described waste gas outlet is positioned on the corresponding shell wall in this space.
5. oxygen-enriched burner according to claim 1, it is characterized in that, it also includes blast tube and gas burner, be provided with nozzle on the described blast tube, described gas burner is provided with the combustion gas burner, the front end of described mixed gas passage is communicated with described blast tube by nozzle, and the rear end of mixed gas passage and combustion gas burner are connected.
6. oxygen-enriched burner according to claim 5, it is characterized in that, described mixed gas passage divides and is separated with main channel and subaisle, described nozzle includes main jet valve and secondary air nozzle, described combustion gas burner includes main combustion gas burner and secondary combustion gas burner, secondary combustion gas burner is positioned at the center of gas burner, main combustion gas burner surrounds described secondary combustion gas burner, the front end of described main channel is communicated with blast tube by the main jet valve, the rear end of main channel and main combustion gas burner are connected, the front end of described subaisle is communicated with blast tube by secondary air nozzle, and the rear end of subaisle and secondary combustion gas burner are connected.
7. oxygen-enriched burner according to claim 6 is characterized in that, described main channel and subaisle all are connected with described air duct.
8. oxygen-enriched burner according to claim 5, it is characterized in that, described blast tube is applied between described air duct and the mixed gas passage, and the centre position of this blast tube is provided with flow guiding dummy club, and this flow guiding dummy club is relative with described oxygen enrichment outlet.
9. according to claim 1 to 8 each described oxygen-enriched burners, it is characterized in that, it also includes centrifugal blower, and described centrifugal blower is installed in the front end of described air duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204027226U CN202915361U (en) | 2012-08-14 | 2012-08-14 | Oxygen-rich burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204027226U CN202915361U (en) | 2012-08-14 | 2012-08-14 | Oxygen-rich burner |
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| CN202915361U true CN202915361U (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012204027226U Expired - Lifetime CN202915361U (en) | 2012-08-14 | 2012-08-14 | Oxygen-rich burner |
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| CN (1) | CN202915361U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277833A (en) * | 2013-05-03 | 2013-09-04 | 华中科技大学 | Full premix condensation type wall-hanging stove with oxygen enrichment equipment |
| CN108826365A (en) * | 2018-07-24 | 2018-11-16 | 珠海格力电器股份有限公司 | A kind of oxygen-enriched air supply device and burner, gas-cooker including it |
| CN108826294A (en) * | 2018-07-24 | 2018-11-16 | 珠海格力电器股份有限公司 | Burner, oxygen-enriched structure and the gas combustion apparatus including it |
| CN108980911A (en) * | 2018-07-24 | 2018-12-11 | 珠海格力电器股份有限公司 | Electric system and its control method, integral cabinet, built-in type oven, kitchen range |
| CN108980904A (en) * | 2018-07-24 | 2018-12-11 | 珠海格力电器股份有限公司 | A kind of gas cooker |
-
2012
- 2012-08-14 CN CN2012204027226U patent/CN202915361U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277833A (en) * | 2013-05-03 | 2013-09-04 | 华中科技大学 | Full premix condensation type wall-hanging stove with oxygen enrichment equipment |
| CN108826365A (en) * | 2018-07-24 | 2018-11-16 | 珠海格力电器股份有限公司 | A kind of oxygen-enriched air supply device and burner, gas-cooker including it |
| CN108826294A (en) * | 2018-07-24 | 2018-11-16 | 珠海格力电器股份有限公司 | Burner, oxygen-enriched structure and the gas combustion apparatus including it |
| CN108980911A (en) * | 2018-07-24 | 2018-12-11 | 珠海格力电器股份有限公司 | Electric system and its control method, integral cabinet, built-in type oven, kitchen range |
| CN108980904A (en) * | 2018-07-24 | 2018-12-11 | 珠海格力电器股份有限公司 | A kind of gas cooker |
| CN108826365B (en) * | 2018-07-24 | 2023-02-03 | 珠海格力电器股份有限公司 | Oxygen-enriched air supply device and combustion device and gas stove comprising same |
| CN108980911B (en) * | 2018-07-24 | 2023-03-24 | 珠海格力电器股份有限公司 | Electric appliance system and control method thereof, integral cabinet, embedded oven and stove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: VATTI CO., LTD. Free format text: FORMER NAME: ZHONGSHAN CITY HUADI COMBUSTION UTENSILS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 528416 No. 1 Nanhua Road, industrial road, Xiaolan Town, Guangdong, Zhongshan Patentee after: VATTI Co.,Ltd. Address before: 528416 No. 1 Nanhua Road, industrial road, Xiaolan Town, Guangdong, Zhongshan Patentee before: ZHONGSHAN VATTI GAS APPLIANCE STOCK Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |
|
| CX01 | Expiry of patent term |