CN221122221U - Tempering-preventing furnace end - Google Patents
Tempering-preventing furnace end Download PDFInfo
- Publication number
- CN221122221U CN221122221U CN202322540832.XU CN202322540832U CN221122221U CN 221122221 U CN221122221 U CN 221122221U CN 202322540832 U CN202322540832 U CN 202322540832U CN 221122221 U CN221122221 U CN 221122221U
- Authority
- CN
- China
- Prior art keywords
- fire tube
- outer ring
- ring fire
- combustion
- middle small
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000002485 combustion reaction Methods 0.000 abstract description 24
- 238000005496 tempering Methods 0.000 abstract description 7
- 239000000567 combustion gas Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 4
- 238000004200 deflagration Methods 0.000 abstract 1
- 239000002737 fuel gas Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 3
- 235000021168 barbecue Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Gas Burners (AREA)
Abstract
The utility model discloses an anti-backfire burner which comprises an outer ring fire tube, wherein a middle small fire tube is arranged in the middle of the outer ring fire tube, and an anti-backfire hole is formed in the position of the outer ring fire tube, which is positioned in the middle small fire tube; an outer ring fire tube nozzle is arranged at one end of the outer ring fire tube, and a small fire tube nozzle is arranged at one end of the middle small fire tube. According to the utility model, the outer ring fire tube is not communicated with the middle small fire tube in a sealing and welding manner, and an anti-tempering hole is reserved; after the middle small fire tube is ignited, the combustion is constantly carried out, and a small amount of combustion gas enters the outer ring fire tube through the backfire preventing hole, so that the combustion is carried out near combustion Kong Heng, and the outer ring fire tube is prevented from deflagration or backfire in the process of repeatedly igniting.
Description
Technical Field
The utility model relates to the technical field of furnace heads, in particular to an anti-backfire furnace head.
Background
The current barbecue oven burners in the market use mixed fuel gas of primary air mixture, namely fuel gas directly flows out from a combustion hole from a gas source and burns, and the mode is also called as a diffusion type combustion mode. The burner has low combustion efficiency, unstable combustion flame and easy generation of toxic substances. In addition, the shape, arrangement, size, depth and the like of the combustion holes on the burner are also one of important factors influencing the combustion effect, and the fuel gas in the burner needs to be discharged through the combustion holes and mixed with air at the same time to be combusted.
The burner of the barbecue oven disclosed in the prior publication No. CN102003708A fully mixes fuel gas and air through the Venturi tube effect of an ejector, the mixed fuel gas enters a U-shaped burner through a mixed gas guide tube, flows out of a combustion hole through a guide vane arranged in a rectangular combustion hole on the upper surface of the U-shaped burner, and is ignited and burned stably through an ignition device; however, the prior art cannot perform a good tempering prevention function, and therefore, we propose a tempering prevention burner.
Disclosure of utility model
The utility model aims to provide an anti-backfire burner which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the tempering-preventing furnace end comprises an outer ring fire tube, wherein a middle small fire tube is arranged in the middle of the outer ring fire tube, and an tempering-preventing hole is formed in the position of the outer ring fire tube, which is positioned in the middle small fire tube; an outer ring fire tube nozzle is arranged at one end of the outer ring fire tube, and a small fire tube nozzle is arranged at one end of the middle small fire tube.
Preferably, the front side and the rear side of the middle small fire tube are provided with windproof flame holes.
Preferably, a furnace end mounting bracket is arranged on one side of the outer ring fire tube, which is positioned on the middle small fire tube.
Preferably, an ignition needle mounting bracket is arranged on one side of the middle small fire tube.
Compared with the prior art, the utility model has the beneficial effects that:
1. the outer ring fire tube is not communicated with the middle small fire tube in a sealing and welding way, and a tempering preventing hole is reserved; after the middle small fire tube is ignited, the combustion is constantly carried out, and a small amount of combustion gas enters the outer ring fire tube through the backfire preventing hole to enable the outer ring fire tube to burn through the combustion Kong Heng, so that the outer ring fire tube is prevented from knocking or backfire in the process of repeatedly igniting;
2. the front and rear corners of the middle small fire tube are respectively provided with a windproof flame hole, the middle small fire tube main flame holes burn and then ignite windproof flame Kong Heng to burn, and when the windproof flame holes on the front and rear sides blow in any direction, one side of the windproof flame holes are in flame treatment combustion state, so that the burner is prevented from being extinguished;
3. The fire hole formed by the outer ring fire tube and the middle small fire tube covers the surface, so that the flame combustion surface is more uniform, and the uniform temperature is enhanced.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the present utility model at A;
FIG. 3 is a front view of the present utility model;
FIG. 4 is a side view of the present utility model;
figure 5 is a cross-sectional view at A-A of the present utility model.
In the figure: 1. an outer ring fire tube; 2. a middle small fire tube; 3. a small fire tube nozzle; 4. an outer ring fire tube nozzle; 5. a furnace end mounting bracket; 6. an ignition needle mounting bracket; 7. an anti-tempering hole; 8. a wind-proof flame hole.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.
Referring to fig. 1-5, in the embodiment of the utility model, a backfire-proof burner comprises an outer ring fire tube 1 (fire holes are uniformly distributed to enable heating to be more uniform), wherein a middle small fire tube 2 (matched with outer ring flames to uniformly heat and ignite the outer ring fire holes) is arranged in the middle of the outer ring fire tube 1, and backfire-proof holes 7 are formed in the position of the outer ring fire tube 1, which are positioned at the middle small fire tube 2 (gas in the small fire tube overflows into the outer ring fire tube to enable adjacent holes of the outer ring fire tube to burn for a long time and backfire when the outer ring fire tube is ignited); an outer ring fire tube nozzle 4 (an outer ring fire tube nozzle is arranged, and the size of an independent air door is adjusted) is arranged at one end of the outer ring fire tube 1, and a small fire tube nozzle 3 (an small fire tube nozzle is arranged, and the size of an independent air door is adjusted) is arranged at one end of the middle small fire tube 2; the front side and the rear side of the middle small fire tube 2 are provided with windproof flame holes 8 (when the outer ring flames are small, the flames at the corners of the inner side of the middle small fire tube are stable to burn, so that the whole burner is prevented from being blown out by strong wind); a furnace end mounting bracket 5 (a mounting bracket is provided for the whole furnace end mounting) is arranged on one side of the small middle fire tube 2 of the outer ring fire tube 1; an ignition needle mounting bracket 6 (a bracket is provided for the installation of the ignition needle) is arranged on one side of the middle small fire tube 2; the outer ring fire tube is not communicated with the middle small fire tube in a sealing and welding way, and a tempering preventing hole is reserved; after the middle small fire tube is ignited, the combustion is constantly carried out, and a small amount of combustion gas enters the outer ring fire tube through the backfire preventing hole to enable the outer ring fire tube to burn through the combustion Kong Heng, so that the outer ring fire tube is prevented from knocking or backfire in the process of repeatedly igniting; the front and rear corners of the middle small fire tube are respectively provided with a windproof flame hole, the middle small fire tube main flame holes burn and then ignite windproof flame Kong Heng to burn, and when the windproof flame holes on the front and rear sides blow in any direction, one side of the windproof flame holes are in flame treatment combustion state, so that the burner is prevented from being extinguished; the fire hole formed by the outer ring fire tube and the middle small fire tube covers the surface, so that the flame combustion surface is more uniform, and the uniform temperature is enhanced.
The working principle of the utility model is as follows: the outer ring fire tube is not communicated with the middle small fire tube in a sealing and welding way, and a tempering preventing hole is reserved; after the middle small fire tube is ignited, the combustion is constantly carried out, and a small amount of combustion gas enters the outer ring fire tube through the backfire preventing hole to enable the outer ring fire tube to burn through the combustion Kong Heng, so that the outer ring fire tube is prevented from knocking or backfire in the process of repeatedly igniting;
The front and rear corners of the middle small fire tube are respectively provided with a windproof flame hole, the middle small fire tube main flame holes burn and then ignite windproof flame Kong Heng to burn, and when the windproof flame holes on the front and rear sides blow in any direction, one side of the windproof flame holes are in flame treatment combustion state, so that the burner is prevented from being extinguished;
The fire hole formed by the outer ring fire tube and the middle small fire tube covers the surface, so that the flame combustion surface is more uniform, and the uniform temperature is enhanced.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (4)
1. The tempering-preventing furnace end comprises an outer ring fire tube (1), and is characterized in that: the middle part of the outer ring fire tube (1) is provided with a middle small fire tube (2), and an anti-backfire hole (7) is formed in the position of the outer ring fire tube (1) located at the middle small fire tube (2); an outer ring fire tube nozzle (4) is arranged at one end of the outer ring fire tube (1), and a small fire tube nozzle (3) is arranged at one end of the middle small fire tube (2).
2. An anti-flashback burner as defined in claim 1, wherein: the front side and the rear side of the middle small fire tube (2) are provided with windproof flame holes (8).
3. An anti-flashback burner as defined in claim 1, wherein: the burner mounting bracket (5) is arranged on one side of the small middle fire tube (2) of the outer ring fire tube (1).
4. An anti-flashback burner as defined in claim 1, wherein: an ignition needle mounting bracket (6) is arranged on one side of the middle small fire tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322540832.XU CN221122221U (en) | 2023-09-19 | 2023-09-19 | Tempering-preventing furnace end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322540832.XU CN221122221U (en) | 2023-09-19 | 2023-09-19 | Tempering-preventing furnace end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221122221U true CN221122221U (en) | 2024-06-11 |
Family
ID=91341659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322540832.XU Active CN221122221U (en) | 2023-09-19 | 2023-09-19 | Tempering-preventing furnace end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221122221U (en) |
-
2023
- 2023-09-19 CN CN202322540832.XU patent/CN221122221U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |