CN220397508U - Energy-saving gas furnace end - Google Patents
Energy-saving gas furnace end Download PDFInfo
- Publication number
- CN220397508U CN220397508U CN202320943875.XU CN202320943875U CN220397508U CN 220397508 U CN220397508 U CN 220397508U CN 202320943875 U CN202320943875 U CN 202320943875U CN 220397508 U CN220397508 U CN 220397508U
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- China
- Prior art keywords
- premixing
- combustion
- pipeline
- energy
- gas
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- 238000002485 combustion reaction Methods 0.000 claims abstract description 65
- 239000007789 gas Substances 0.000 claims abstract description 64
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000001301 oxygen Substances 0.000 claims abstract description 50
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 50
- 239000002737 fuel gas Substances 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 238000005507 spraying Methods 0.000 claims description 16
- 239000000523 sample Substances 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000446 fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Abstract
The utility model belongs to the technical field of kitchen equipment, and discloses an energy-saving gas furnace end, which comprises a hearth, a premixing furnace end, a premixing pipeline and a secondary oxygen supply pipeline; one end of the hearth is connected with one end of the premixing furnace end; the premixing furnace head is internally provided with a combustion head; the premixing pipeline is used for mixing fuel gas and air and is communicated with a combustion head in the premixing furnace end; one end of the secondary oxygen supply pipeline is communicated with the premixing pipeline, and the other end of the secondary oxygen supply pipeline is communicated with the premixing furnace end and is used for secondarily supplying oxygen to the combustion head in the premixing furnace end. According to the utility model, the premixing pipeline and the secondary oxygen supply pipeline are constructed, so that the fuel gas can be mixed with air in the premixing pipeline before combustion, and then in the combustion process, the secondary oxygen supply pipeline provides air for the fuel gas to achieve a combustion-supporting effect, so that the combustion is more sufficient, the thermal efficiency of the fuel gas is optimized, and meanwhile, the pollution of the discharged gas is correspondingly reduced.
Description
Technical Field
The utility model belongs to the technical field of kitchen equipment, and particularly relates to an energy-saving gas burner.
Background
The gas burner is a necessary device in household kitchen ware, the burner takes gas, fuel oil and the like as fuel, the heat efficiency is high and low, and the key factor is that the fuel is required to be completely combusted when the mixing proportion of the gas and the air is fully utilized. The traditional furnace end adopts diffusion combustion technology, gas and air to mix and burn simultaneously, and its mixed speed is slow, and flame temperature is low, the unable complete combustion of gas, has consequently appeared using oxygen to the combustion-supporting furnace end of gas in the market, and current furnace end generally all can carry out a premix to the gas when the gas burns to make the gas burn fully.
However, the commercial gas burner in the market basically adopts post-mixing or premixing and other combustion modes, the burner has high combustion environment conditions and still has space for optimizing the thermal efficiency.
Disclosure of Invention
In order to solve at least one problem in the background art, the utility model provides an energy-saving gas burner.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an energy-saving gas furnace end comprises a furnace chamber, a premixing furnace end, a premixing pipeline and a secondary oxygen supply pipeline;
one end of the hearth is connected with one end of the premixing furnace end;
the premixing furnace end is internally provided with a combustion head;
the premixing pipeline is used for mixing fuel gas and air and is communicated with a combustion head in the premixing furnace end;
one end of the secondary oxygen supply pipeline is communicated with the premixing pipeline, and the other end of the secondary oxygen supply pipeline is communicated with the premixing furnace end and is used for secondarily supplying oxygen to the combustion head in the premixing furnace end.
Preferably, the hearth is of an integrally formed structure, and the surface of the hearth is provided with an exhaust port for discharging waste gas.
Preferably, an isolation cover is arranged in the premixing furnace end, and divides the premixing furnace end into a combustion cavity and an oxygen supply cavity which are communicated with each other;
the oxygen supply cavity is connected with the secondary oxygen supply pipeline;
the combustion head is positioned in the combustion chamber.
Preferably, a plurality of through holes are formed in the surface of the isolation cover.
Preferably, the premixing pipeline is of an integrated structure, and one end far away from the combustion head is connected with a main gas pipe and an oxygen inlet pipe.
Preferably, the oxygen inlet pipe and the main gas pipe are in threaded connection with the premixing pipeline.
Preferably, the combustion head is a combustion spraying net, the combustion spraying net is cylindrical, and a plurality of meshes are formed in the circumferential surface of the combustion spraying net;
and a guide pipe is further arranged in the combustion spraying net and extends to the upper side of the combustion spraying net along the axial direction of the combustion spraying net.
Preferably, the burner further comprises an ignition probe, wherein the head part of the ignition probe is positioned on the upper side of the guide tube, and the tail part of the ignition probe extends to the outside of the premixing burner through the premixing burner.
Preferably, the burner further comprises a fire gas pipe, and the fire gas pipe is connected with the combustion head.
Preferably, the premixing pipeline is in threaded connection with the premixing burner.
The utility model has the beneficial effects that:
1. according to the utility model, the premixing pipeline and the secondary oxygen supply pipeline are constructed, so that the fuel gas can be mixed with air in the premixing pipeline before combustion, and then in the combustion process, the secondary oxygen supply pipeline provides air for the fuel gas to have a combustion-supporting effect, so that the combustion is more sufficient, the thermal efficiency of the fuel gas is optimized, and meanwhile, the pollution of the discharged gas is correspondingly reduced;
2. by adopting the combustion net spraying structure, the utility model ensures that the gas distribution is more uniform and the burning flame is more stable.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a schematic structure of an energy-saving gas burner of the present utility model;
FIG. 2 shows a cutaway view of an energy-efficient gas burner of the present utility model along a cross section of a premix tube;
fig. 3 shows a sectional view of an energy-saving gas burner according to the utility model along the central axis of fig. 2;
fig. 4 shows an enlarged view of region a in fig. 3.
In the figure: 1. a furnace; 101. an exhaust port; 2. premixing a furnace end; 201. a combustion chamber; 202. an oxygen supply cavity; 3. premixing the pipelines; 4. a secondary oxygen supply pipeline; 5. an isolation cover; 501. a through hole; 6. burning and spraying a net; 601. a mesh; 602. a guide tube; 7. an ignition probe; 8. an oxygen inlet pipe; 9. a main gas pipe; 10. a fire gas pipe.
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 of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
An energy-saving gas furnace end is shown in figure 1, and comprises a furnace chamber 1, a premixing furnace end 2, a premixing pipeline 3 and a secondary oxygen supply pipeline 4; the hearth 1 is of a revolving structure, the upper part of the hearth is columnar, the lower part of the hearth is bowl-shaped, the inside of the hearth is hollow, and the bowl-shaped structure of the hearth 1 is connected with one end of the premixing furnace end 2; the burner 2 has the combustion head in advance, and the combustion head can be with gas evenly distributed, can form stable flame when burning, can let the bottom of a boiler be heated more evenly. The premixing pipeline 3 is used for mixing fuel gas and air, and the mixed gas is conveyed to a combustion head in the premixing furnace end 2 through the premixing pipeline 3, wherein the air has a combustion supporting effect; in addition, a secondary oxygen supply pipeline 4 is communicated with the premixing pipeline 3 at one end and the premixing furnace end 2 at the other end, and is used for secondarily supplying oxygen to the combustion head in the premixing furnace end 2.
It should be noted that, the premixed pipe 3 and the premixed burner 2 are generally connected by screw threads, and a raw adhesive tape needs to be wound at the connection position, so that the tightness is improved, and the gas leakage is avoided.
Further, as shown in fig. 2, the pre-mixing burner 2 is internally provided with a shielding cover 5, the shielding cover 5 divides the pre-mixing burner 2 into a combustion chamber 201 and an oxygen supply chamber 202, and a plurality of through holes 501 are formed in the surface of the shielding cover 5, so that air can enter the combustion chamber 201 from the oxygen supply chamber 202, and the combustion of gas is more complete; wherein the oxygen supply chamber 202 is connected with the secondary oxygen supply pipeline 4, and the combustion head is positioned in the combustion chamber 201.
Further, as shown in fig. 3, the furnace 1 is of an integrally formed structure, the surface is provided with an exhaust port 101 for discharging exhaust gas, high-temperature exhaust gas generated after combustion of fuel gas can be discharged through the exhaust port 101, and the discharged high-temperature exhaust gas can be introduced into a heat exchange system for cooling, so that heat generated by the exhaust gas is collected for secondary use.
Further, as can be seen from fig. 3, the premixing tube 3 is of an integrally formed structure, and one end far away from the combustion head is connected with a main gas tube 9 and an oxygen inlet tube 8, wherein the oxygen inlet tube 8 is arranged on the circumferential surface of the premixing tube 3, the main gas tube 9 is arranged at the end part of the oxygen inlet tube 8, and the oxygen inlet tube 8 and the main gas tube 9 are in threaded connection with the premixing tube 3. In addition, as can be seen from the figure, the position of the oxygen inlet pipe 8 is close to the main gas pipe 9, so that when the gas enters the premixing pipeline 3 from the main gas pipe 9, the air blower can blow air into the premixing pipeline 3 through the oxygen inlet pipe 8, the air and the premixing pipeline are quickly mixed, and finally enter the premixing furnace end 2. In addition, as can be seen from fig. 1, the inlet position of the secondary oxygen supply pipe 4 exactly corresponds to the position of the oxygen inlet pipe 8, so that part of the air in the oxygen inlet pipe 8 can quickly pass through the secondary oxygen supply pipe 4 to reach the position of the combustion head.
Further, as shown in fig. 4, the combustion head is a combustion net 6, the combustion net 6 is cylindrical, and a plurality of meshes 601 are formed on the circumferential surface; in addition, a guide tube 602 is further arranged in the combustion spraying net 6, the guide tube 602 extends to the upper side of the combustion spraying net 6 along the axial direction of the combustion spraying net 6, meanwhile, the gas burner provided by the utility model is also provided with an ignition probe 7, the head part of the ignition probe 7 is positioned on the upper side of the guide tube 602, and the tail part of the ignition probe 7 extends to the outside of the premixing burner 2 through the premixing burner 2. In the ignition process, a small amount of fuel gas can be introduced by the ignition tube 602, then the ignition probe 7 can perform ignition, the air inflow of the fuel gas can be improved after the ignition is successful, specifically, the ignition tube 602 can be connected with the fire type fuel gas tube 10, the fire type fuel gas tube 10 can be connected with an external fuel gas source, and a small amount of fuel gas can be introduced into the ignition tube 602.
The working process of the utility model is described below:
(1) Opening a fire type gas pipe 10, introducing a small amount of gas to the position of a combustion spraying net 6, and then igniting by an ignition probe 7, wherein the gas starts to burn;
(2) Opening a main gas pipe 9 and an oxygen inlet pipe 8 to mix gas and air in the premixing pipeline 3, then conveying the mixture to a combustion spraying net 6 for combustion, and finally closing a fire seed gas pipe 10;
(3) Part of air enters the oxygen supply cavity 202 through the secondary oxygen supply pipeline 4 and then enters the combustion cavity 201 through the through holes 501, so as to provide a combustion-supporting effect and generate stable flame when the fuel gas burns.
Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The energy-saving gas furnace end is characterized by comprising a furnace chamber (1), a premixing furnace end (2), a premixing pipeline (3) and a secondary oxygen supply pipeline (4);
one end of the hearth (1) is connected with one end of the premixing furnace end (2);
the premixing furnace end (2) is internally provided with a combustion head;
the premixing pipeline (3) is used for mixing fuel gas and air and is communicated with a combustion head in the premixing furnace end (2);
one end of the secondary oxygen supply pipeline (4) is communicated with the premixing pipeline (3), and the other end of the secondary oxygen supply pipeline is communicated with the premixing furnace end (2) and is used for secondarily supplying oxygen to the combustion head in the premixing furnace end (2).
2. The energy-saving gas burner according to claim 1, wherein the furnace (1) is of an integrally formed structure, and an exhaust port (101) for discharging exhaust gas is provided on the surface.
3. The energy-saving gas burner according to claim 1, wherein the pre-mixing burner (2) is internally provided with an isolation cover (5), and the isolation cover (5) divides the pre-mixing burner (2) into a combustion cavity (201) and an oxygen supply cavity (202) which are communicated with each other;
the oxygen supply cavity (202) is connected with the secondary oxygen supply pipeline (4);
the burner head is located within a combustion chamber (201).
4. A gas burner for energy saving according to claim 3, characterized in that the surface of the shielding cover (5) is provided with a plurality of through holes (501).
5. The energy-saving gas burner according to claim 1, wherein the premixing pipeline (3) is of an integrally formed structure, and one end far away from the combustion head is connected with a main gas pipe (9) and an oxygen inlet pipe (8).
6. The energy-saving gas burner according to claim 5, wherein the oxygen inlet pipe (8) and the main gas pipe (9) are both in threaded connection with the premixing pipe (3).
7. The energy-saving gas burner according to claim 1, wherein the combustion head is a combustion net (6), the combustion net (6) is cylindrical, and a plurality of meshes (601) are formed on the circumferential surface;
and a guide pipe (602) is further arranged in the combustion spraying net (6), and the guide pipe (602) axially extends to the upper side of the combustion spraying net (6) along the combustion spraying net (6).
8. The energy-saving gas burner according to claim 7, further comprising an ignition probe (7), wherein the head of the ignition probe (7) is located at the upper side of the guide tube (602), and the tail extends to the outside of the premix burner (2) through the premix burner (2).
9. The energy-saving gas burner according to claim 8, further comprising a fire gas pipe (10), said fire gas pipe (10) being connected to said pilot tube (602).
10. Energy-saving gas burner according to any one of claims 1 to 9, characterized in that the premix conduit (3) is screwed with the premix burner (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320943875.XU CN220397508U (en) | 2023-04-23 | 2023-04-23 | Energy-saving gas furnace end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320943875.XU CN220397508U (en) | 2023-04-23 | 2023-04-23 | Energy-saving gas furnace end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220397508U true CN220397508U (en) | 2024-01-26 |
Family
ID=89614859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320943875.XU Active CN220397508U (en) | 2023-04-23 | 2023-04-23 | Energy-saving gas furnace end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220397508U (en) |
-
2023
- 2023-04-23 CN CN202320943875.XU patent/CN220397508U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |