CN112254128A - A kind of burner - Google Patents
A kind of burner Download PDFInfo
- Publication number
- CN112254128A CN112254128A CN201910664250.8A CN201910664250A CN112254128A CN 112254128 A CN112254128 A CN 112254128A CN 201910664250 A CN201910664250 A CN 201910664250A CN 112254128 A CN112254128 A CN 112254128A
- Authority
- CN
- China
- Prior art keywords
- layer
- drainage
- heating
- heating sheet
- gas
- 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
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Classifications
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- 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
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- 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
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- 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
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- 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
- F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
- F23D14/82—Preventing flashback or blowback
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2212/00—Burner material specifications
- F23D2212/10—Burner material specifications ceramic
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2212/00—Burner material specifications
- F23D2212/20—Burner material specifications metallic
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- 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 relates to a burner which mainly comprises a heating body (1), a flow diverter (2) and a porous gas nozzle (3), wherein the porous gas nozzle is arranged below the flow diverter, and the heating body is arranged above the flow diverter. The fire grate type far infrared burner can control the emission of nitric oxide in each cubic tail gas to be below 20mg and the emission of carbon monoxide to be below 80mg, and has the advantages that the combustion efficiency is improved by about 10 percent compared with the traditional fire grate type burner, and the energy conservation and emission reduction can be realized.
Description
Technical Field
The invention relates to a burner, in particular to a fire grate type far infrared burner for a wall-mounted stove, a module water heater and a module steam stove.
Technical Field
In the prior art, the fire grate type combustor adopts an atmospheric combustion mode, gas and air are directly mixed and combusted, the fire grate type combustor has the advantages of simplicity and reliability, but emission indexes of nitrogen oxides, carbon monoxide, oxygen content and the like after combustion are high, and the strict atmospheric emission standard is difficult to achieve.
The invention aims to manufacture a fire grate type far infrared burner, which can control the emission of nitric oxide and carbon monoxide of each cubic piece of tail gas to be below 20mg and below 80mg, can improve the combustion efficiency by about 10 percent, and can achieve the beneficial effects of energy conservation and emission reduction.
Disclosure of Invention
The invention is realized by the following steps: the utility model provides a combustor, mainly includes heat-generating body (1), drainage ware (2), porous gas nozzle (3), characterized by: the porous gas nozzle is arranged below the drainage device, and the heating body is arranged above the drainage device; the heating body consists of a heating sheet (1.1) and a wrapping edge (1.2); the drainage device consists of a plurality of wave-shaped or special-shaped stainless steel sheets, the drainage device is vertically communicated, and the mansion view is a reticular through hole or a special-shaped multi-hole; the porous gas nozzle consists of a gas pipe (3.1), a gas distribution pipe (3.3) and a plurality of drainage rods (3.2), and each drainage rod is provided with a plurality of gas nozzles (3.4); the gas through-hole and the air through-hole of drainage ware are alternate and establish, and the gas nozzle on every drainage pole aims at one row of gas through-hole of drainage ware, is keeping apart one row of air through-hole between two drainage poles.
An ignition needle is arranged on the burner. The ignition needle consists of two ignition needles and a flame probe, the ignition needles are fixed on one side of the heating body or the drainage device, and the three needles are arranged on the heating body.
The burner is square or round, and the heating element is made into a rectangular or round sheet shape.
The heating body is composed of a heating piece and a wrapping edge, and can be fixed on the drainage device through a screw on the wrapping edge or clamped on the drainage device.
The heating sheet is a single-layer heating sheet or a double-layer heating sheet; the single-layer heating sheet is a metal honeycomb heating sheet or a metal net heating sheet or a porous ceramic heating sheet; the upper layer of the double-layer heating sheet is a metal honeycomb heating layer or a metal mesh heating layer or a porous ceramic heating layer, and the lower layer is a metal mesh layer or a fiber layer. The metal honeycomb heating sheet and the metal mesh heating sheet are made of high-temperature-resistant and corrosion-resistant metal materials. The lower metal net layer or the fiber layer of the double-layer heating sheet plays roles in stabilizing flow, mixing flow and limiting flow. The porous ceramic sheet is an infrared heating body and is a porous single-layer sheet with the thickness of 0.3-3.0 cm. The metal honeycomb heating sheet can form steady flow and stable flame combustion and prevent tempering.
The burner is provided with an air flow regulator (5) which is arranged below the flow guider, or the air flow regulator is arranged on a bracket of the porous gas nozzle, or the air flow regulator is made into a box capable of regulating the air intake. The air flow regulator adopts a manual regulation mode or an electric intelligent regulation mode, and the electric intelligent regulation mode automatically regulates the air intake according to detected tail gas emission indexes or other indexes.
The gas through-hole and the air through-hole of drainage ware are alternate and establish, and the gas nozzle on every drainage pole aims at one row of gas through-hole of drainage ware, and a row of air through-hole is being spaced between two drainage poles, and gas through-hole and air through-hole are alternate and establish promptly. The gas is sprayed from the gas nozzle, mixed with part of air and then enters the gas through hole, and the gas-air mixture from the gas through hole is mixed with the air from the air through hole and then enters the heating body for combustion.
Drawings
FIG. 1, FIG. 2, FIG. 3, and FIG. 4 are schematic structural views of a first embodiment of the present invention
FIG. 5 and FIG. 6 are schematic structural views of a second embodiment of the present invention
Detailed Description
The invention is further described below with reference to the accompanying drawings.
First embodiment
Referring to fig. 1, 2, 3 and 4, the burner mainly comprises a heating body (1), a flow diverter (2) and a porous gas nozzle (3). The porous gas nozzle is arranged below the drainage device, and the heating body is arranged above the drainage device; the heating body consists of a heating sheet (1.1) and a wrapping edge (1.2), the heating sheet is a double-layer heating sheet, the upper layer is a metal honeycomb heating layer, and the lower layer is a metal mesh layer; the drainage device consists of a plurality of wave-shaped stainless steel sheets, the drainage device is vertically communicated, and the mansion view is a reticular through hole; the multi-hole gas nozzle consists of a gas pipe (3.1), a gas distribution pipe (3.3) and a plurality of drainage rods (3.2), and each drainage rod is provided with a plurality of nozzles (3.4); the nozzle on each drainage rod aims at one row of through holes of the drainage device, and a row of through holes are arranged between the two drainage rods at intervals, namely the through holes for gas and air are arranged alternately.
Second embodiment
Referring to fig. 5 and 6, the burner mainly comprises a heating body (1), a flow diverter (2), a porous gas nozzle (3) and an air flow regulator (5). The air flow regulator is made into a box capable of automatically regulating the air intake, and the motor automatically regulates the air intake by regulating the opening of the air inlet according to various detected exhaust emission indexes. The heating body is a single-layer porous ceramic heating sheet, is an infrared heating body, and is a porous single-layer sheet with the thickness of 1.5 cm. The rest of the parts not described are the same as those of the first embodiment and are not repeated.
Claims (5)
1. The utility model provides a combustor, mainly includes heat-generating body (1), drainage ware (2), porous gas nozzle (3), characterized by: the porous gas nozzle is arranged below the drainage device, and the heating body is arranged above the drainage device; the heating body consists of a heating sheet (1.1) and a wrapping edge (1.2); the drainage device consists of a plurality of wave-shaped or special-shaped stainless steel sheets, the drainage device is vertically communicated, and the mansion view is a reticular through hole or a special-shaped multi-hole; the porous gas nozzle consists of a gas pipe (3.1), a gas distribution pipe (3.3) and a plurality of drainage rods (3.2), and each drainage rod is provided with a plurality of gas nozzles (3.4); the gas through-hole and the air through-hole of drainage ware are alternate and establish, and the gas nozzle on every drainage pole aims at one row of gas through-hole of drainage ware.
2. A burner as recited in claim 1, wherein: the heating sheet is a single-layer heating sheet or a double-layer heating sheet.
3. The heat generating sheet as claimed in claim 2, wherein: the single-layer heating sheet is a metal honeycomb heating sheet or a metal net heating sheet or a porous ceramic heating sheet.
4. The heat generating sheet as claimed in claim 2, wherein: the upper layer of the double-layer heating sheet is a metal honeycomb heating layer or a metal mesh heating layer or a porous ceramic heating layer, and the lower layer is a metal mesh layer or a fiber layer.
5. A burner as recited in claim 1, wherein: the burner is provided with an air flow regulator (5) which is arranged below the flow guider, or the air flow regulator is arranged on a bracket of the porous gas nozzle, or the air flow regulator is made into a box capable of regulating the air intake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910664250.8A CN112254128A (en) | 2019-07-22 | 2019-07-22 | A kind of burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910664250.8A CN112254128A (en) | 2019-07-22 | 2019-07-22 | A kind of burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112254128A true CN112254128A (en) | 2021-01-22 |
Family
ID=74224109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910664250.8A Pending CN112254128A (en) | 2019-07-22 | 2019-07-22 | A kind of burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112254128A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022199700A1 (en) * | 2021-03-25 | 2022-09-29 | 芜湖美的厨卫电器制造有限公司 | Burner bar, manufacturing method therefor, burner, and water heater |
-
2019
- 2019-07-22 CN CN201910664250.8A patent/CN112254128A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022199700A1 (en) * | 2021-03-25 | 2022-09-29 | 芜湖美的厨卫电器制造有限公司 | Burner bar, manufacturing method therefor, burner, and water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210122 |
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| WD01 | Invention patent application deemed withdrawn after publication |