CN111442272A - Rich-lean flame burner monomer - Google Patents
Rich-lean flame burner monomer Download PDFInfo
- Publication number
- CN111442272A CN111442272A CN202010258714.8A CN202010258714A CN111442272A CN 111442272 A CN111442272 A CN 111442272A CN 202010258714 A CN202010258714 A CN 202010258714A CN 111442272 A CN111442272 A CN 111442272A
- Authority
- CN
- China
- Prior art keywords
- flame combustion
- flame
- thick
- wall plate
- plate
- 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
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
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
- F23D14/10—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with elongated tubular burner head
- F23D14/105—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with elongated tubular burner head with injector axis parallel to the burner head axis
-
- 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
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
- F23D14/583—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration of elongated shape, e.g. slits
- F23D14/586—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration of elongated shape, e.g. slits formed by a set of sheets, strips, ribbons or the like
-
- 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
- F23D14/64—Mixing devices; Mixing tubes with injectors
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 dense-dilute flame burner monomer, the said dense-dilute burner monomer includes the inlet gas and divides the flow member, light flame combustion member and two dense flame combustion members, the branch flow chamber of the inlet gas and divides the flow member to locate in light flame combustion member, the dense flame air outlet means is communicated with connecting hole connection, the light flame combustion member of the top of dividing the flow chamber forms the light flame gas chamber; the thick flame combustion part is arranged at two sides of the thin flame combustion part and is attached, the bulges and the semi-bulges are attached to the wall plate of the thin flame combustion part, and the wall plate of the thin flame combustion part and the wall plate of the thick flame combustion part between the bulges and between the bulges form a thick flame combustion hole; a gap is arranged between the wall plate of the thick flame combustion part and the wall plate of the light flame combustion part, the gap at the upper part of the thick flame gas outlet device is a gas and air mixing cavity, and the gap at the lower part is a primary air channel. Due to the adoption of the structure, the lower end of the gap between the thick flame combustion part and the light flame combustion plate is provided with the primary air channel, primary air is provided for thick flame combustion, the thick flame combustion is sufficient, and the energy efficiency is high.
Description
Technical Field
The invention relates to a gas water heater and a gas burner for a wall-mounted stove, in particular to a burner unit for forming the gas burner.
Background
In the prior art, a rich-lean flame burner comprises a plurality of burner units, wherein each burner unit comprises a gas cavity, a gas guide pipe communicated with the gas cavity, an injection pipe communicated with the gas guide pipe and a burner head arranged on an upper opening of the gas cavity; it is characterized in that: the gas guide pipe of the burner unit is provided with a primary mixed gas outlet of gas and air; the lower end of the middle part of the gas cavity is provided with a through hole; the inner burner single body comprises an inner gas cavity and a secondary mixing pipe which is arranged at the lower end of the middle part of the inner gas cavity and communicated with the inner gas cavity; the inner combustor monomer is arranged in the combustor monomer, two ends of the inner combustor monomer are fixedly connected with two ends of the combustor monomer, and two outer combustion cavities are formed by two wall plates of the inner combustor monomer and a gap between the two wall plates of the combustor monomer; the secondary mixing pipe extends out of the through hole; the secondary mixing pipe corresponds to a primary mixed gas outlet of the gas and the air;
the combustion head is matched with the upper end of the inner combustion air cavity and the upper end of the outer combustion cavity, and light flames located in the middle of the width direction and along the length direction and thick flames located on two sides of the light flames are formed on the combustion head. There are problems in that: the structure is complicated, primary air is insufficient during the combustion of the thick flame, the combustion is insufficient, and the energy efficiency is low.
Disclosure of Invention
The purpose of the invention is: the utility model provides a rich-lean flame burner monomer, it has the rich flame and burns fully, the efficiency is high and simple structure's characteristics.
The invention is realized by the following steps: a rich-lean flame burner monomer is characterized in that: the single body of the thick-thin burner comprises an air inlet flow dividing part, a thin flame burning part and two thick flame burning parts,
the air inlet flow dividing piece comprises an injection pipe, a premixing cavity and a flow dividing cavity with a lower opening, a thick flame air outlet device and a light flame air outlet hole are arranged on the wall plate of the flow dividing cavity along the length direction, the light flame air outlet hole is positioned at the lower part of the wall plate, and the thick flame air outlet device and the light flame air outlet hole are arranged alternately;
the light flame combustion piece is provided with a lower opening, a top combustion plate of the light flame combustion piece is provided with light flame combustion holes, a wall plate along the length direction is provided with connecting holes,
the wall plate of the thick flame combustion piece along the length direction is provided with a bulge which is convex from the outer surface to the inner surface and semi-bulges positioned at two ends;
the flow dividing cavity of the air inlet flow dividing piece is positioned in the light flame combustion piece, the thick flame air outlet device is communicated with the connecting hole, and the light flame combustion piece at the top of the flow dividing cavity forms a light flame gas cavity; the thick flame combustion part is arranged at two sides of the thin flame combustion part and is attached, the bulges and the semi-bulges are attached to the wall plate of the thin flame combustion part, and the wall plate of the thin flame combustion part and the wall plate of the thick flame combustion part between the bulges and between the bulges form a thick flame combustion hole; a gap is arranged between the wall plate of the thick flame combustion part and the wall plate of the light flame combustion part, the gap at the upper part of the thick flame gas outlet device is a gas and air mixing cavity, and the gap at the lower part is a primary air channel.
The single body of the thick-thin flame burner is characterized in that: the dense flame gas outlet device comprises a boss which is arranged on a flow dividing cavity of the gas inlet flow dividing piece and is convex from the inner surface to the outer surface, and a punching flanging which is arranged on a boss top plate;
the wall plate of the light flame combustion piece is provided with an air guide bulge, and the connecting hole is formed in a top plate of the air guide bulge;
the boss is in butt joint with the air guide bulge, and the punching flanging is inserted into the connecting hole.
The single body of the thick-thin flame burner is characterized in that: the lower end of the wall plate of the thick flame combustion part is provided with a lower bulge which is convex from the outer surface to the inner surface, the lower bulge is attached to the lower end of the wall plate of the thin flame combustion part, and the wall plate of the thick flame combustion part and the wall plate of the thin flame combustion part between two adjacent lower bulges form a primary air hole.
The single body of the thick-thin flame burner is characterized in that: the lower end of the wall plate of the thick flame combustion part is provided with a step, the wall plate at the lower part of the step forms a closing part, and the lower bulge is arranged on the wall plate at the lower part of the step.
The single body of the thick-thin flame burner is characterized in that: the wall plate of the thick flame combustion part is provided with a transverse inward bulge;
a transverse groove which is convex from the outer surface to the inner surface is formed in the wall plate of the light flame combustion piece;
the transverse inward bulge and the transverse groove are opposite to form a slow flow stabilizing cavity, and the transverse groove is positioned at the part of the light flame combustion part and forms a slow flow stabilizing hole with the top of the flow dividing cavity.
The single body of the thick-thin flame burner is characterized in that: the top combustion plate of the light flame combustion part is provided with a groove along the length direction, the length direction of the light flame combustion hole is along the width direction of the light flame combustion part, and the light flame combustion hole penetrates through the bottom plate and the side wall plate of the groove.
The single body of the thick-thin flame burner is characterized in that: longitudinal fixing seat plates are arranged at two ends of the air inlet flow dividing piece in the length direction;
the light flame combustion part comprises a top combustion plate, half cavities positioned at two sides of the top combustion plate and longitudinal connecting plates positioned on two end plates of the half cavities, and the lower parts of the longitudinal connecting plates are provided with half grooves; the longitudinal connecting plates are attached and fixed together, and the two half grooves form a clamping groove;
the upper ends of the thick flame combustion pieces are connected through two connecting plates, the two end plates are provided with longitudinal fixing plates, the thick flame combustion pieces, the connecting plates and the longitudinal fixing plates are integrally formed by plate bodies, the two thick flame combustion pieces are oppositely arranged, and a gap is reserved between the longitudinal fixing plates;
the longitudinal fixing seat plate is embedded with the clamping groove, the longitudinal fixing plate is attached to the longitudinal connecting plate, and the connecting plate is attached to the top combustion plate.
According to the single thick-thin flame burner, due to the adoption of the structure, the primary air channel is arranged at the lower end of the gap between the thick-thin flame burning part and the thin-thin flame burning plate, primary air is provided for thick-thin flame burning, thick-thin flame burning is sufficient, and the energy efficiency is high.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a view a-a of fig. 1.
Fig. 4 is a view B-B of fig. 1.
Fig. 5 is a perspective view of the present invention.
Fig. 6 is one of the exploded perspective views of the present invention.
Fig. 7 is a second exploded perspective view of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in figure 1, a dense-thin flame burner monomer 1 comprises an air inlet flow-dividing part 2, a thin flame burning part 3 and two dense flame burning parts 4,
the air inlet flow dividing piece 2 comprises an injection pipe 21, a premixing cavity 22 and a flow dividing cavity 23 with a lower opening, a wall plate of the flow dividing cavity 23 is provided with a thick flame air outlet device 5 and a light flame air outlet hole 24, the thick flame air outlet device 5 and the light flame air outlet hole 24 are arranged in the length direction at intervals;
the light flame combustion member 3 has a lower opening, a top combustion plate 31 of which is provided with light flame combustion holes 311, a wall plate along the length direction of which is provided with connecting holes 32,
the wall of the thick flame combustion piece 4 along the length direction is provided with a bulge 41 which is convex from the outer surface to the inner surface and semi-bulges 42 which are positioned at two ends; by adopting the structure, the outer surface is a groove, and the inner surface is a bulge;
the flow dividing cavity 23 of the air inlet flow dividing part 2 is positioned in the light flame combustion part 3, the thick flame air outlet device 5 is communicated with the connecting hole 32, and the light flame combustion part 3 at the top of the flow dividing cavity 23 forms a light flame gas cavity; the thick flame combustion part 4 is arranged at two sides of the thin flame combustion part 3 and is jointed, the bulge 41 and the semi-bulge 42 are jointed with the wall plate of the thin flame combustion part 3, and the wall plate of the thin flame combustion part and the wall plate of the thick flame combustion part between the bulge 41 and between the bulge 41 and the semi-bulge 42 form a thick flame combustion hole 43; a gap is arranged between the lower end of the wall plate of the thick flame combustion part 4 and the wall plate of the thin flame combustion part 3, the gap at the upper part of the thick flame gas outlet device 5 is a gas and air mixing cavity 61, and the gap at the lower part is a primary air channel 62.
The projections 41 and the semi-projections 42 are attached to the wall plate of the low flame combustion member 3 and butt-welded together,
the dense flame gas outlet device 5 comprises a boss 51 which is arranged on the flow dividing cavity 23 of the gas inlet flow dividing member 2 and is convex from the inner surface to the outer surface, and a punching flanging 52 arranged on the top plate of the boss 51;
the wall plate of the light flame combustion part 3 is provided with an air guide bulge 33, the air guide boss 33 is formed by protruding the outer surface to the inner surface, and the connecting hole 32 is arranged on the top plate of the air guide bulge 33;
the boss 51 is abutted with the air guide boss 33, and the punching flange 52 is inserted into the connecting hole 32.
The lower end of the wall plate of the thick flame combustion part 4 is provided with a lower bulge 44 which is convex from the outer surface to the inner surface, the lower bulge 44 is attached to the lower end of the wall plate of the thin flame combustion part 3, and the wall plate of the thick flame combustion part 4 and the wall plate of the thin flame combustion part 3 between two adjacent lower bulges 44 form a primary air hole 45. The primary air enters the primary air passage 62 through the primary air holes 45; the lower projection 44 is welded with the wall plate of the light flame combustion part 3;
the wall of the thick flame burner 4 is provided with a step 46 at the lower end thereof, the wall at the lower part of the step 46 forms a closing part, and the lower protrusion 44 is provided on the wall at the lower part of the step 46.
As a further improvement of the invention: the wall plate of the thick flame combustion part 4 is provided with a transverse inner bulge 47, and the transverse inner bulge 47 is formed by the outer surface of the wall plate bulging towards the inner surface;
the wall plate of the light flame combustion part 3 is provided with a transverse groove 34 which is convex from the outer surface to the inner surface;
the transverse inward bulge 45 and the transverse groove 34 form a slow flow stabilizing cavity 71 opposite to each other, and the transverse groove 34 and the top of the flow dividing cavity 23 at the position of the light flame combustion piece 3 form a slow flow stabilizing hole 72.
The top combustion plate 31 of the light flame combustion member 3 is provided with a groove 312 along the length direction, the length direction of the light flame combustion holes 311 is along the width direction of the light flame combustion member 3, and the light flame combustion holes 311 penetrate through the bottom plate and the side wall plate of the groove 312.
Two ends of the air inlet splitter 2 in the length direction are provided with longitudinal fixing seat plates 2A;
the light flame combustion part 3 comprises a top combustion plate 31, half cavities 3A positioned at two sides of the top combustion plate and longitudinal connecting plates 3B positioned on two end plates of the half cavities, and the lower parts of the longitudinal connecting plates 3B are provided with half grooves 3B 1; the longitudinal connecting plate is attached to the groove 3B and fixed together, and the two half grooves 3B1 form a clamping groove;
the upper ends of the thick flame combustion pieces 4 are connected through two connecting plates 4A, longitudinal fixing plates 4B are arranged on the two end plates, the thick flame combustion pieces 4, the connecting plates 4A and the longitudinal fixing plates 4B are integrally formed by plate bodies, the two thick flame combustion pieces 4 are oppositely arranged, and gaps are reserved between the longitudinal fixing plates 4B;
the longitudinal fixing seat plate 2A is embedded with the clamping groove, the longitudinal fixing plate 4B is attached to the longitudinal connecting plate 3B, and the connecting plate 4A is attached to the top combustion plate 31.
When the invention is used, as shown in fig. 1, 3 and 4, fuel gas and air enter the diversion cavity 23 through the injection pipe 21 and the premixing cavity 22, (I) enter the clearance between the diversion cavity 23 and the light flame combustion piece 3 through the light flame gas guide hole 24 and enter the upper part of the light flame combustion piece 3, and the combustion hole 311 burns; and (II) enters the gas and air mixing cavity 61 through the dense flame gas outlet device 5, and simultaneously, primary air enters the primary air channel 62 through the primary air hole 45 and then enters the gas and air mixing cavity 61. The dense flame burns primary air fully, the fuel gas and the air are mixed in the injection pipe 21 to form a fuel gas and air mixed gas, and the mixed gas enters the fuel gas and air mixed gas cavity 61 to be mixed with the primary air again.
What has been described above is merely a preferred embodiment of the present invention. It should be noted that a person skilled in the art could make several modifications and variations without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.
Claims (7)
1. A rich-lean flame burner monomer is characterized in that: the single body of the thick-thin burner comprises an air inlet flow dividing part, a thin flame burning part and two thick flame burning parts,
the air inlet flow dividing piece comprises an injection pipe, a premixing cavity and a flow dividing cavity with a lower opening, a thick flame air outlet device and a light flame air outlet hole are arranged on the wall plate of the flow dividing cavity along the length direction, the light flame air outlet hole is positioned at the lower part of the wall plate, and the thick flame air outlet device and the light flame air outlet hole are arranged alternately;
the light flame combustion piece is provided with a lower opening, a top combustion plate of the light flame combustion piece is provided with light flame combustion holes, a wall plate along the length direction is provided with connecting holes,
the wall plate of the thick flame combustion piece along the length direction is provided with a bulge which is convex from the outer surface to the inner surface and semi-bulges positioned at two ends;
the flow dividing cavity of the air inlet flow dividing piece is positioned in the light flame combustion piece, the thick flame air outlet device is communicated with the connecting hole, and the light flame combustion piece at the top of the flow dividing cavity forms a light flame gas cavity; the thick flame combustion part is arranged at two sides of the thin flame combustion part and is attached, the bulges and the semi-bulges are attached to the wall plate of the thin flame combustion part, and the wall plate of the thin flame combustion part and the wall plate of the thick flame combustion part between the bulges and between the bulges form a thick flame combustion hole; a gap is arranged between the wall plate of the thick flame combustion part and the wall plate of the light flame combustion part, the gap at the upper part of the thick flame gas outlet device is a gas and air mixing cavity, and the gap at the lower part is a primary air channel.
2. A rich-lean flame burner monomer according to claim 1, wherein: the dense flame gas outlet device comprises a boss which is arranged on a flow dividing cavity of the gas inlet flow dividing piece and is convex from the inner surface to the outer surface, and a punching flanging which is arranged on a boss top plate;
the wall plate of the light flame combustion piece is provided with an air guide bulge, and the connecting hole is formed in a top plate of the air guide bulge;
the boss is in butt joint with the air guide bulge, and the punching flanging is inserted into the connecting hole.
3. A rich-lean flame burner monomer according to claim 1, wherein: the lower end of the wall plate of the thick flame combustion part is provided with a lower bulge which is convex from the outer surface to the inner surface, the lower bulge is attached to the lower end of the wall plate of the thin flame combustion part, and the wall plate of the thick flame combustion part and the wall plate of the thin flame combustion part between two adjacent lower bulges form a primary air hole.
4. A rich-lean flame burner monomer according to claim 1, wherein: the lower end of the wall plate of the thick flame combustion part is provided with a step, the wall plate at the lower part of the step forms a closing part, and the lower bulge is arranged on the wall plate at the lower part of the step.
5. A rich-lean flame burner monomer according to claim 1, wherein: the wall plate of the thick flame combustion part is provided with a transverse inward bulge;
a transverse groove which is convex from the outer surface to the inner surface is formed in the wall plate of the light flame combustion piece;
the transverse inward bulge and the transverse groove are opposite to form a slow flow stabilizing cavity, and the transverse groove is positioned at the part of the light flame combustion part and forms a slow flow stabilizing hole with the top of the flow dividing cavity.
6. A rich-lean flame burner monomer according to claim 1, wherein: the top combustion plate of the light flame combustion part is provided with a groove along the length direction, the length direction of the light flame combustion hole is along the width direction of the light flame combustion part, and the light flame combustion hole penetrates through the bottom plate and the side wall plate of the groove.
7. A rich-lean flame burner monomer according to claim 1, wherein: longitudinal fixing seat plates are arranged at two ends of the air inlet flow dividing piece in the length direction;
the light flame combustion part comprises a top combustion plate, half cavities positioned at two sides of the top combustion plate and longitudinal connecting plates positioned on two end plates of the half cavities, and the lower parts of the longitudinal connecting plates are provided with half grooves; the longitudinal connecting plates are attached and fixed together, and the two half grooves form a clamping groove;
the upper ends of the thick flame combustion pieces are connected through two connecting plates, the two end plates are provided with longitudinal fixing plates, the thick flame combustion pieces, the connecting plates and the longitudinal fixing plates are integrally formed by plate bodies, the two thick flame combustion pieces are oppositely arranged, and a gap is reserved between the longitudinal fixing plates;
the longitudinal fixing seat plate is embedded with the clamping groove, the longitudinal fixing plate is attached to the longitudinal connecting plate, and the connecting plate is attached to the top combustion plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010258714.8A CN111442272A (en) | 2020-04-03 | 2020-04-03 | Rich-lean flame burner monomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010258714.8A CN111442272A (en) | 2020-04-03 | 2020-04-03 | Rich-lean flame burner monomer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111442272A true CN111442272A (en) | 2020-07-24 |
Family
ID=71651936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010258714.8A Pending CN111442272A (en) | 2020-04-03 | 2020-04-03 | Rich-lean flame burner monomer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111442272A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112909660A (en) * | 2021-01-20 | 2021-06-04 | 中航光电科技股份有限公司 | Connector assembly |
| TWI802819B (en) * | 2020-10-14 | 2023-05-21 | 台灣櫻花股份有限公司 | Burner for gas water heater |
-
2020
- 2020-04-03 CN CN202010258714.8A patent/CN111442272A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI802819B (en) * | 2020-10-14 | 2023-05-21 | 台灣櫻花股份有限公司 | Burner for gas water heater |
| CN112909660A (en) * | 2021-01-20 | 2021-06-04 | 中航光电科技股份有限公司 | Connector assembly |
| CN112909660B (en) * | 2021-01-20 | 2022-04-22 | 中航光电科技股份有限公司 | Connector assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111442272A (en) | Rich-lean flame burner monomer | |
| JP4743548B2 (en) | Combustion device | |
| BRPI0610752A2 (en) | oven or grill burner | |
| EP2833060A1 (en) | Gas burner for a cooktop | |
| AU2008358589B2 (en) | Gas burner for ovens | |
| CN212273984U (en) | Rich-lean flame burner monomer | |
| US6916174B2 (en) | Gas burner | |
| CN113503540A (en) | Integrated thick-thin burner | |
| KR101216815B1 (en) | Structure of fire hole part for gas burner | |
| JP2003269705A (en) | Combustion device | |
| EP2458277A2 (en) | Lean-rich burner | |
| JP3671922B2 (en) | Combustion equipment | |
| JP5300580B2 (en) | Burner | |
| CN207999821U (en) | A kind of deep or light flame burner of gas-fired water heater | |
| CN108343960B (en) | Thick and thin flame burner for gas water heater | |
| CN215259811U (en) | Thick-thin flame burner | |
| JP3603948B2 (en) | Combustion equipment | |
| CN211876379U (en) | Combustor and gas heater who has it | |
| JP3680943B2 (en) | Combustion equipment | |
| KR102645448B1 (en) | Metal fiber burner | |
| JP3603949B2 (en) | Combustion equipment | |
| CN210486116U (en) | Thick-thin flame burner of gas water heater | |
| CN216047641U (en) | Stove burner assembly | |
| JP3713708B2 (en) | Combustion equipment | |
| CN210601610U (en) | Combustor monomer, low-nitrogen combustor and gas hot water equipment |
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 |