CN112923368A - Burner furnace end and kitchen range using same - Google Patents
Burner furnace end and kitchen range using same Download PDFInfo
- Publication number
- CN112923368A CN112923368A CN201911232387.2A CN201911232387A CN112923368A CN 112923368 A CN112923368 A CN 112923368A CN 201911232387 A CN201911232387 A CN 201911232387A CN 112923368 A CN112923368 A CN 112923368A
- Authority
- CN
- China
- Prior art keywords
- fire
- arc
- cover
- fire lid
- base
- 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.)
- Granted
Links
Images
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
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
-
- 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
- F23D14/26—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid with provision for a retention flame
-
- 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
- F23D14/48—Nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
The invention discloses a burner head and a stove with the burner head, wherein the burner head comprises a base and a plurality of fire covers, the base forms an upper surface and a lower surface which are oppositely arranged, and the fire covers cover the upper surface of the base; the plurality of fire covers comprise an inner fire cover and a plurality of arc fire covers, the plurality of arc fire covers are arranged around the circumference of the inner fire cover, and a gap is formed between every two adjacent arc fire covers; the base is also provided with a plurality of gas channels, the gas channels extend from the lower surface of the base to the upper surface of the base, and the gas channels are arranged between the adjacent fire covers. The burner head and the stove form a radial airflow path by arranging the middle ring at intervals of the plurality of arc-shaped fire covers; gas channels are arranged between the adjacent fire covers to form axial gas flow paths; make the combustor furnace end form alternately three-dimensional oxygen suppliment passageway, can satisfy the demand of combustor furnace end heavy load operation, compact structure simultaneously, the fire hole is rationally densely covered, can provide higher efficiency.
Description
Technical Field
The invention relates to a burner head and a stove with the burner head.
Background
The thermal efficiency of large load burners on the market is generally not high. In order to improve the thermal efficiency, the heavy load combustion needs more oxygen, however, how to reasonably arrange the high-density fire holes and supply oxygen in a limited space becomes a difficulty. At present, the scheme for improving oxygen supply comprises an air adding and blowing mechanism for supplementing oxygen and a large-diameter furnace end, but the cost is high, and the efficiency is low.
Disclosure of Invention
The invention aims to overcome the defect of insufficient oxygen supply of a large-load combustor in the prior art, and provides a combustor burner and a stove using the combustor burner.
The invention solves the technical problems through the following technical scheme:
the invention discloses a burner head of a combustor, which comprises a base and a plurality of fire covers, wherein the base forms an upper surface and a lower surface which are oppositely arranged, and the fire covers cover the upper surface of the base; the fire covers comprise an inner fire cover and a plurality of arc fire covers, the arc fire covers are arranged around the circumference of the inner fire cover, and a gap is formed between every two adjacent arc fire covers; still be equipped with a plurality of gas passage on the base, gas passage follows the lower surface of base extends to the upper surface of base, gas passage sets up between adjacent fire lid.
Preferably, a plurality of fire lid still includes outer fire lid, outer fire lid encircle the outside of interior fire lid, arc fire lid set up in between outer fire lid, the interior fire lid, gas passage set up in between outer fire lid and the arc fire lid, between arc fire lid and the interior fire lid.
Preferably, an outer gas mixing chamber is formed between the outer fire cover and the base, an intermediate gas mixing chamber is formed between the arc fire cover and the base, an inner gas mixing chamber is formed between the inner fire cover and the base, the outer gas mixing chamber, the intermediate gas mixing chamber and the inner gas mixing chamber are used for conveying gas, and the outer gas mixing chamber and the intermediate gas mixing chamber are communicated or independently arranged.
Preferably, the side of the arc fire cover facing the inner fire cover and the side facing the outer fire cover are provided with fire holes.
Preferably, the burner head of the burner further comprises a plurality of guide plates, the guide plates are arranged between the inner fire cover and the arc fire cover, the guide plates are arranged around the circumferential direction of the inner fire cover, gas passages between the inner fire cover and the arc fire cover are separated into a first gas passage and a second gas passage by the guide plates, the first gas passage faces the inner fire cover, and the second gas passage faces the arc fire cover.
Preferably, the edge of the deflector far away from the base inclines towards the direction of the arc fire cover.
Preferably, the number of the arc fire covers is three, and the three arc fire covers are uniformly distributed around the circumference of the inner fire cover.
Preferably, a central hole is formed in the middle of the inner fire cover; the burner head of the burner further comprises an air supplementing pipe, the outlet end of the air supplementing pipe is inserted into the central hole of the inner fire cover, and the air supplementing pipe is used for conveying air and enabling the air to flow out from the outlet end of the air supplementing pipe.
Preferably, the inner fire cover forms a plurality of fire holes around the central hole; the burner head of the burner further comprises a pipe cover, the pipe cover is covered on the outlet end of the air supplementing pipe, a plurality of air outlets are formed between the outlet end of the air supplementing pipe and the pipe cover, and the air outlets communicate the inside of the air supplementing pipe with the external space.
Preferably, a plurality of gaps are formed at the outlet end of the air supplementing pipe, and the air outlet is formed between the gaps and the pipe cover.
The invention also discloses a stove which comprises the burner of the technical scheme.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
the burner head and the stove using the burner head are arranged at intervals by using the arc fire covers through the middle ring to form a radial airflow path; gas channels are arranged between the adjacent fire covers to form axial gas flow paths; make the combustor furnace end form alternately three-dimensional oxygen suppliment passageway, can satisfy the demand of combustor furnace end heavy load operation, compact structure simultaneously, the fire hole is rationally densely covered, can provide higher efficiency.
Drawings
Fig. 1 is a schematic structural view of a burner head of the burner of the present invention.
Fig. 2 is a sectional view of the burner head of the burner shown in fig. 1.
Fig. 3 is a schematic view of the combination of the air supply pipe and the pipe cap of the burner head of the burner shown in fig. 1.
Fig. 4 is a schematic structural view of a cooktop equipped with the burner head shown in fig. 1.
FIG. 5 is a cross-sectional view of the cooktop shown in FIG. 4.
Description of the reference numerals
A susceptor 1, an upper surface 11, a lower surface 12, a gas passage 13, a first gas passage 131, a second gas passage 132; the fire cover 2, the fire holes 21, the inner fire cover 22, the central hole 221, the small fire holes 222, the outer fire cover 23, the arc fire cover 24, the outer air mixing chamber 25, the middle air mixing chamber 26 and the inner air mixing chamber 27; a gap 3; baffle 4, edge 41; air supply pipe 5, outlet 51 and gap 52; a tube cover 6; an air outlet 7; and an injection pipe 8.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Fig. 1 to 3 are schematic structural views of a burner head of the burner of the present invention. This combustor furnace end includes base 1 and a plurality of fire lid 2, and base 1 forms relative upper surface 11 and the lower surface 12 that sets up, and fire lid 2 covers at the upper surface 11 of base 1. A gas mixing chamber is formed between the fire cover 2 and the base 1 and is used for conveying gas, and fire holes 21 which are used for communicating the gas mixing chamber with the outside are formed in the fire cover 2, so that the gas can escape from the fire holes 21 and be ignited. The fire cover 2 can be divided into an inner fire cover 22, an outer fire cover 23 and the like according to different placement positions. Wherein, the inner fire cover 22 is placed in the center of the base 1, the outer fire cover 23 is placed on the outer edge of the base 1, and the outer fire cover 23 surrounds the outer part of the inner fire cover 22. The fire cover 2 at different positions can provide flames at different positions, so that different heating requirements are met.
The fire cover 2 of the embodiment further comprises a plurality of arc fire covers 24. The arc fire covers 24 are arranged around the circumference of the inner fire cover 22, and a gap 3 is formed between every two adjacent arc fire covers 24; the base 1 is also provided with a plurality of gas channels 13, the gas channels 13 extend from the lower surface 12 of the base 1 to the upper surface 11 of the base 1, and the gas channels 13 are arranged between the adjacent fire covers 2.
The middle ring is arranged into a plurality of small arc fire covers 24, and gaps 3 are formed between the adjacent arc fire covers 24. The gap 3 provides secondary air along the radial direction of the base 1, the gas channel 13 provides secondary air along the axial direction of the base 1, and three-dimensional oxygen supply of the burner head of the burner is realized.
When the burner head of the burner is simultaneously provided with the outer fire cover 23 and the inner fire cover 22, the arc fire cover 24 is arranged between the outer fire cover 23 and the inner fire cover 22, and the gas channel 13 is arranged between the outer fire cover 23 and the arc fire cover 24 and between the arc fire cover 24 and the inner fire cover 22. Wherein, the side of the arc fire cover 24 facing the inner fire cover 22 and the side facing the outer fire cover 24 are provided with fire holes 21. The fire hole distribution mode corresponds to the gas channel 13, so that the pressure of the over-dense distribution of the fire holes of the outer fire cover 23 can be effectively relieved, the fire holes are distributed more reasonably, and the pot bottom is heated uniformly.
One preferred arrangement is: interior fire lid 22, arc fire lid 24 and outer fire lid 23 form the three-layer, and the quantity of arc fire lid 24 is three, and three arc fire lid 24 is around the circumference evenly distributed of interior fire lid 22. Correspondingly, the number of the gas channels 13 is also three, and the gas channels are respectively arranged corresponding to the three arc-shaped fire covers 24. Thus, three of the secondary air are formedThe radial channel and the three axial channels are arranged in a crossed and three-dimensional manner, so that the two-way air supplement inside and outside the fire cover can be realized, and sufficient oxygen is provided for heavy-load combustion. Tests show that the natural gas load can reach 4.5KW, the efficiency can reach 80%, and the fire hole strength can reach 8W/mm2And the performance is stable.
This multichannel oxygen suppliment mode of combustor furnace end can satisfy the demand of combustor furnace end heavy load operation, and compact structure simultaneously, the fire hole is rationally densely covered, can provide higher efficiency.
As shown in fig. 2 to 3, the burner head of the burner further includes a plurality of guide plates 4, the guide plates 4 are disposed between the inner fire cover 22 and the arc fire cover 24, the guide plates 4 are disposed around the circumference of the inner fire cover 22, the guide plates 4 separate the gas channel 13 between the inner fire cover 22 and the arc fire cover 24 into a first gas channel 131 and a second gas channel 132, the first gas channel 131 faces the inner fire cover 22, and the second gas channel 132 faces the arc fire cover 24. Through set up a guide plate 4 between interior fire lid 22, arc fire lid 24, cut apart the gas of gas passage 13, can rationally distribute the flow ratio that secondary air supplyed interior fire lid 22, arc fire lid 24. The secondary air proportion of the inner ring and the middle ring is reasonably distributed, so that a certain flame stabilizing effect can be achieved, and meanwhile, mutual interference between inner ring fire and middle ring fire can be prevented. Wherein, the edge 41 of baffle 4 keeping away from base 1 inclines to the direction of arc fire lid 24, makes secondary air can carry to arc fire lid 24 better to can keep the stability of well ring fire.
As shown in fig. 2 to 3, a center hole 221 is formed in the middle of the inner fire cover 22 in order to better replenish the air of the inner ring fire. The burner head of the burner further comprises an air supplementing pipe 5, the outlet end 51 of the air supplementing pipe 5 is inserted into the central hole 221 of the inner fire cover 22, and the air supplementing pipe 5 is used for conveying air and enabling the air to flow out from the outlet end 51 of the air supplementing pipe 5. And the air supplementing pipe 5 plays a role of supplementing secondary air to the center of the inner fire cover 22.
Wherein, the inner fire cover 22 surrounds the central hole 221 to form a plurality of small fire holes 222; the burner head of the burner further comprises a pipe cover 6, the pipe cover 6 covers the outlet end 51 of the air supplementing pipe 5, a plurality of air outlets 7 are formed between the outlet end 51 of the air supplementing pipe 5 and the pipe cover 6, and the air outlets 7 are communicated with the inner space and the outer space of the air supplementing pipe 5. Wherein, a plurality of gaps 52 are formed at the outlet end 51 of the air supplementing pipe 5, and an air outlet 7 is formed between the gaps 52 and the pipe cover 6. When the burner head of the burner is working, the inner fire cover 22 surrounds the central hole 221 to form a plurality of small fire holes 222, which can generate flame, so that the outlet end 51 of the air supply pipe 5 can effectively generate siphon effect, and air is sucked from the air supply pipe 5 to supply secondary air.
As shown in fig. 2, an outer air mixing chamber 25 is formed between the outer fire cover 23 and the base 1, an intermediate air mixing chamber 26 is formed between the arc fire cover 24 and the base 1, an inner air mixing chamber 27 is formed between the inner fire cover 22 and the base 1, the outer air mixing chamber 25, the intermediate air mixing chamber 26 and the inner air mixing chamber 27 are used for conveying gas, and the outer air mixing chamber 25 and the intermediate air mixing chamber 26 are communicated with each other. The structure that the outer air mixing chamber 25 and the middle air mixing chamber 26 are communicated with each other enables the gas distribution between the outer fire cover 23 and the arc fire cover 24 to be more uniform. The outer air mixing chamber 25 and the middle air mixing chamber 26 are relatively isolated, and can also achieve the preset combustion effect. As shown in fig. 4 to 5, when the burner head is applied to a stove, the outer air mixing chamber 25, the middle air mixing chamber 26 and the inner air mixing chamber 27 are respectively communicated with the three injection pipes 8. Wherein, the injection pipe 8 can be a venturi pipe.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (11)
1. The utility model provides a combustor furnace end, includes base, a plurality of fire lid, the base forms relative upper surface and the lower surface that sets up, fire lid is in the upper surface of base, its characterized in that:
the fire covers comprise an inner fire cover and a plurality of arc fire covers, the arc fire covers are arranged around the circumference of the inner fire cover, and a gap is formed between every two adjacent arc fire covers;
still be equipped with a plurality of gas passage on the base, gas passage follows the lower surface of base extends to the upper surface of base, gas passage sets up between adjacent fire lid.
2. The burner block of claim 1, wherein: a plurality of fire lid still includes outer fire lid, outer fire lid encircle the outside of interior fire lid, arc fire lid set up in between outer fire lid, the interior fire lid, gas passage set up in between outer fire lid and the arc fire lid between arc fire lid and the interior fire lid.
3. The burner block of claim 2, wherein: outer fire lid with form outer air mixing chamber between the base, the arc fire lid with form the air mixing chamber in between the base, interior fire lid with form the interior air mixing chamber between the base, outer air mixing chamber, well air mixing chamber and interior air mixing chamber are used for carrying the gas, outer air mixing chamber, well air mixing chamber communicate each other or independent setting.
4. The burner block of claim 2, wherein: one side of the arc fire cover facing the inner fire cover and one side of the arc fire cover facing the outer fire cover are provided with fire holes.
5. The burner block of claim 1, wherein: the combustor furnace end still includes a plurality of guide plates, the guide plate set up in between interior fire lid, the arc fire lid, the guide plate winds the circumference setting of interior fire lid, the guide plate will be located gas passage between interior fire lid, the arc fire lid separates into first gas passage, second gas passage, first gas passage towards interior fire lid, second gas passage towards the arc fire lid.
6. The burner block of claim 5, wherein: the edge of the guide plate far away from the base inclines towards the arc fire cover.
7. The burner block of claim 1, wherein: the quantity of arc fire lid is three, three the arc fire lid winds the circumference evenly distributed of interior fire lid.
8. The burner block of claim 1, wherein: a central hole is formed in the middle of the inner fire cover; the burner head of the burner further comprises an air supplementing pipe, the outlet end of the air supplementing pipe is inserted into the central hole of the inner fire cover, and the air supplementing pipe is used for conveying air and enabling the air to flow out from the outlet end of the air supplementing pipe.
9. The burner block of claim 8, wherein: the inner fire cover surrounds the central hole to form a plurality of fire holes; the burner head of the burner further comprises a pipe cover, the pipe cover is covered on the outlet end of the air supplementing pipe, a plurality of air outlets are formed between the outlet end of the air supplementing pipe and the pipe cover, and the air outlets communicate the inside of the air supplementing pipe with the external space.
10. The burner block of claim 9, wherein: and a plurality of gaps are formed at the outlet end of the air supplementing pipe, and the air outlet is formed between the gaps and the pipe cover.
11. A cooking utensil, its characterized in that: a burner head comprising the burner of any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911232387.2A CN112923368B (en) | 2019-12-05 | 2019-12-05 | Burner furnace end and kitchen range using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911232387.2A CN112923368B (en) | 2019-12-05 | 2019-12-05 | Burner furnace end and kitchen range using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112923368A true CN112923368A (en) | 2021-06-08 |
| CN112923368B CN112923368B (en) | 2022-03-08 |
Family
ID=76160900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911232387.2A Active CN112923368B (en) | 2019-12-05 | 2019-12-05 | Burner furnace end and kitchen range using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112923368B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0491665A2 (en) * | 1990-12-18 | 1992-06-24 | NUOVA SABAF S.p.A. | Flame spreader for gas burners for hobs |
| CN101799159A (en) * | 2010-03-29 | 2010-08-11 | 珠海欧姆斯厨房电器有限公司 | Upper inlet wind high-power burner |
| CN201672516U (en) * | 2010-05-18 | 2010-12-15 | 宁波吉盛电器有限公司 | Oven burner |
| CN201680375U (en) * | 2010-01-22 | 2010-12-22 | 汪华庆 | Gas stove burner |
| CN201925922U (en) * | 2011-01-05 | 2011-08-10 | 广东祥基电器有限公司 | High-power independently-adjustable three-ring fire cooker burner |
| CN202253630U (en) * | 2011-08-31 | 2012-05-30 | 钟真显 | Grouping double-inner-flame combustor |
| CN203757712U (en) * | 2014-01-09 | 2014-08-06 | 周崇高 | Efficient energy gathering burner |
| CN106152127A (en) * | 2015-04-28 | 2016-11-23 | 嵊州市博能电器有限公司 | A kind of burner in gas-cooker band bicubic bleed hole |
| CN106439809A (en) * | 2016-09-29 | 2017-02-22 | 中山市和美电器燃具有限公司 | Upside-air-inlet three-fire-ring high-power combustor |
| CN106482107A (en) * | 2015-08-27 | 2017-03-08 | 华帝股份有限公司 | Three-ring fire distributor |
| CN109724077A (en) * | 2017-10-31 | 2019-05-07 | 宁波方太厨具有限公司 | A kind of fire cover and the gas burner using the fire cover |
| CN109990276A (en) * | 2017-12-30 | 2019-07-09 | 宁波方太厨具有限公司 | A kind of gas burner |
| CN110410786A (en) * | 2018-04-28 | 2019-11-05 | 宁波方太厨具有限公司 | A kind of cooker burner |
-
2019
- 2019-12-05 CN CN201911232387.2A patent/CN112923368B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0491665A2 (en) * | 1990-12-18 | 1992-06-24 | NUOVA SABAF S.p.A. | Flame spreader for gas burners for hobs |
| CN201680375U (en) * | 2010-01-22 | 2010-12-22 | 汪华庆 | Gas stove burner |
| CN101799159A (en) * | 2010-03-29 | 2010-08-11 | 珠海欧姆斯厨房电器有限公司 | Upper inlet wind high-power burner |
| CN201672516U (en) * | 2010-05-18 | 2010-12-15 | 宁波吉盛电器有限公司 | Oven burner |
| CN201925922U (en) * | 2011-01-05 | 2011-08-10 | 广东祥基电器有限公司 | High-power independently-adjustable three-ring fire cooker burner |
| CN202253630U (en) * | 2011-08-31 | 2012-05-30 | 钟真显 | Grouping double-inner-flame combustor |
| CN203757712U (en) * | 2014-01-09 | 2014-08-06 | 周崇高 | Efficient energy gathering burner |
| CN106152127A (en) * | 2015-04-28 | 2016-11-23 | 嵊州市博能电器有限公司 | A kind of burner in gas-cooker band bicubic bleed hole |
| CN106482107A (en) * | 2015-08-27 | 2017-03-08 | 华帝股份有限公司 | Three-ring fire distributor |
| CN106439809A (en) * | 2016-09-29 | 2017-02-22 | 中山市和美电器燃具有限公司 | Upside-air-inlet three-fire-ring high-power combustor |
| CN109724077A (en) * | 2017-10-31 | 2019-05-07 | 宁波方太厨具有限公司 | A kind of fire cover and the gas burner using the fire cover |
| CN109990276A (en) * | 2017-12-30 | 2019-07-09 | 宁波方太厨具有限公司 | A kind of gas burner |
| CN110410786A (en) * | 2018-04-28 | 2019-11-05 | 宁波方太厨具有限公司 | A kind of cooker burner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112923368B (en) | 2022-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8747108B2 (en) | Triple flame section burner | |
| CN107339694B (en) | Stove burner and gas stove | |
| CN109724077B (en) | Fire cover and gas burner using same | |
| WO2016145746A1 (en) | Burner and gas appliance | |
| CN112923368B (en) | Burner furnace end and kitchen range using same | |
| CN112128749B (en) | Fire cover for combustor and combustor with fire cover | |
| CN108006642B (en) | Burner fire cover of gas cooker | |
| CN107830521B (en) | High-efficient combustor of multilayer oxygen suppliment and gas-cooker | |
| US20060154193A1 (en) | Advanced commercial range burner | |
| CN109724082B (en) | High-efficiency burner | |
| CN211345305U (en) | Burner furnace end and kitchen range using same | |
| CN211060115U (en) | Sectional type efficient combustor and stove | |
| CN109724084B (en) | Fire cover and high-efficiency burner using same | |
| CN217685002U (en) | Fire lid and combustor | |
| CN214009215U (en) | Fire cover for stove burner and stove burner | |
| CN218295722U (en) | Burner fire cover for gas stove | |
| CN214581070U (en) | Novel pseudo three-ring combustor | |
| CN111720825B (en) | Fire distributor and gas stove comprising same | |
| CN217423249U (en) | Fire lid and cooking utensils combustor | |
| CN217423240U (en) | Upper air inlet burner and gas stove | |
| CN215863392U (en) | Burner for gas stove | |
| CN215216238U (en) | Burner fire cover and burner using same | |
| CN214406049U (en) | Gas distribution plate, combustor and gas stove | |
| WO2023101634A1 (en) | A multi-gas burner for increasing efficiency | |
| CN112128752B (en) | Fire cover for gas stove and burner with fire cover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |