CN110566964B - Burner with a burner head - Google Patents
Burner with a burner head Download PDFInfo
- Publication number
- CN110566964B CN110566964B CN201910958582.7A CN201910958582A CN110566964B CN 110566964 B CN110566964 B CN 110566964B CN 201910958582 A CN201910958582 A CN 201910958582A CN 110566964 B CN110566964 B CN 110566964B
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- Prior art keywords
- fire cover
- channel
- ring
- air inlet
- ring fire
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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
- F23D14/26—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
- F23D14/62—Mixing devices; Mixing tubes
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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 discloses a burner, comprising: the fire cover component and the gas mixing layer are arranged below the fire cover component; the fire cover component comprises an outer ring fire cover, a middle ring fire cover and an inner ring fire cover; an outer ring channel, a middle ring channel, an inner ring channel and a side air inlet channel are formed in the gas mixing layer, the outer ring channel is communicated to the outer ring fire cover, the middle ring channel is communicated to the middle ring fire cover, and the inner ring channel is communicated to the inner ring fire cover; the side surface of the gas mixing layer is provided with a side air inlet, a side air inlet channel is communicated with the side air inlet and a space between the outer ring fire cover and the middle ring fire cover, and the side air inlet channel is an arc-shaped channel. The burner is provided with the arc-shaped side air inlet channel, so that the supplemented air is provided for the middle ring fire cover, the arc-shaped side air inlet channel is favorable for the circular suction of the air, the air inlet speed of the air is increased, the influence of external airflow on the middle ring fire can be greatly reduced through the arc-shaped channel, and the stability of the flame burner is ensured.
Description
Technical Field
The invention relates to the field of cookers, in particular to a burner.
Background
The burner of the household gas cooker generally comprises an outer ring fire cover, an inner ring fire cover and a gas mixing chamber, but some burners also comprise a middle ring fire cover, and the gas mixing chamber respectively provides mixed gas for the inner ring fire cover, the middle ring fire cover and the outer ring fire cover to generate flame. The three rings can realize large-span temperature gradient with small fire and large fire, and can meet the requirement of a customer on firepower.
Due to the large combustion air demand of the three-ring fire, insufficient combustion or insufficient fire power may result if only air above the burner is relied upon for make-up.
Referring to chinese patent CN206944158U, the invention discloses a burner, which comprises an outer ring fire cover 264, an intermediate ring fire cover 246 and an inner ring fire cover 224, wherein an air channel between the outer ring fire cover 264 and the intermediate ring fire cover 246 can introduce air under the burner, but the structure of the lower part of the burner is complicated and complicated, and the air channel is blocked, resulting in low air introduction efficiency.
Therefore, a burner capable of replenishing sufficient air is desired.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a combustor.
The invention solves the technical problems through the following technical scheme:
a burner, the burner comprising: the fire cover assembly and the gas mixing layer are arranged below the fire cover assembly;
the fire cover assembly comprises an outer ring fire cover, a middle ring fire cover and an inner ring fire cover;
an outer ring channel, a middle ring channel, an inner ring channel and a side air inlet channel are formed in the gas mixing layer, the outer ring channel is communicated with the outer ring fire cover, the middle ring channel is communicated with the middle ring fire cover, and the inner ring channel is communicated with the inner ring fire cover;
side air inlets are formed in the side surfaces of the air mixing layers, the side air inlet channels are communicated with the side air inlets and the space between the outer ring fire cover and the middle ring fire cover, and the side air inlet channels are arc-shaped channels.
In this scheme, this combustor is equipped with curved side inlet channel, and the air that provides the replenishment is covered for the zhonghuan fire, and curved side inlet channel is favorable to the ring of air to inhale the effect moreover, increases the admission speed of air to the arc passageway can reduce the influence of external air current to the zhonghuan fire greatly, guarantees flame burner's stability.
Preferably, the side air inlet channel is also communicated with the side air inlet and a space between the middle ring fire cover and the inner ring fire cover.
In this scheme, this side inlet air channel still leads to the space between zhonghuan fire lid and the inner ring fire lid, and it still provides supplementary air for the inner ring fire.
Preferably, the combustor still includes the backing plate, the backing plate is located fire lid subassembly with mix between the gas layer, form the arc gap on the backing plate, the gap is located outer loop fire lid with between the well fire lid, the arc gap with side air inlet channel intercommunication and center on the setting of well fire lid.
In the scheme, the arc-shaped gap corresponds to the arc-shaped channel and surrounds the middle ring fire cover, so that the supplementary air in the arc-shaped channel can be utilized to the greatest extent.
Preferably, a plurality of side air inlets are formed in the side surface of the air mixing layer, each side air inlet corresponds to one side air inlet channel, and the side air inlet channels are communicated with one another.
In this scheme, a plurality of side inlet air channel intercommunicate each other, and the supplementary air that gets into side like this can the intercommunication, guarantees centering ring fire and interior ring fire even air feed.
Preferably, the air mixing layer comprises a plurality of outer ring ventilation parts, the side air inlet channel is formed between two adjacent outer ring ventilation parts, and an outer ring channel is formed in the outer ring ventilation part.
Preferably, the side air inlet channel is also communicated with the side air inlet and a space between the middle ring fire cover and the inner ring fire cover;
the gas mixing layer further comprises a central ventilation part, the outer ring ventilation parts are arranged around the central ventilation part, the central ventilation part is provided with a gas supplementing channel extending inwards from the outer peripheral surface of the central ventilation part, and the gas supplementing channel is communicated to a space between the middle ring fire cover and the inner ring fire cover.
Preferably, the central ventilation part comprises a middle ring ventilation part and an inner ring ventilation part, the middle ring ventilation part is arranged around the inner ring ventilation part, the air supply channel is formed between two adjacent middle ring ventilation parts, a middle ring channel is formed in the middle ring ventilation part, and an inner ring channel is formed in the inner ring ventilation part.
Preferably, an outer ring vent hole, a middle ring vent hole and an inner ring vent hole are further formed in the base plate, the arc-shaped gap is located between the outer ring vent hole and the middle ring vent hole, and the middle ring vent hole surrounds the inner ring vent hole.
Preferably, the outer ring fire cover covers the outer ring air vent, the middle ring fire cover covers the middle ring air vent, and the inner ring fire cover covers the inner ring air vent.
Preferably, the combustor further comprises a baffle plate, the baffle plate covers the inner ring space of the middle ring fire cover, and the inner ring fire cover is arranged in the inner ring space of the middle ring fire cover.
Preferably, the inner ring ventilation part is also provided with an ignition needle mounting hole and a thermocouple mounting hole.
Preferably, the fire hole of the outer ring fire cover is provided on the outer circumferential surface of the outer ring fire cover.
Preferably, the fire hole of the middle fire ring cover is provided on the outer circumferential surface of the middle fire ring cover.
Preferably, the combustor still includes the base, the base is located mix the gas layer below, the base forms the three annular passage of establishing of cover in proper order, and is three the annular passage respectively with outer annular passage, well annular passage and inner ring passageway intercommunication, it is three the annular passage is respectively by solitary injection pipe air feed.
The positive progress effects of the invention are as follows: the burner is provided with the arc-shaped side air inlet channel, so that the supplemented air is provided for the middle ring fire cover, the arc-shaped side air inlet channel is favorable for the circular suction of the air, the air inlet speed of the air is increased, the influence of external airflow on the middle ring fire can be greatly reduced through the arc-shaped channel, and the stability of the flame burner is ensured.
Drawings
Fig. 1 is a perspective view schematically illustrating a burner according to a preferred embodiment of the present invention.
Fig. 2 is an exploded view schematically illustrating a burner according to a preferred embodiment of the present invention.
Fig. 3 is another perspective view schematically illustrating a burner according to a preferred embodiment of the present invention.
Fig. 4 is a schematic sectional structure view of a burner according to a preferred embodiment of the present invention.
Fig. 5 is a perspective view illustrating a pad according to a preferred embodiment of the present invention.
Fig. 6 is a schematic top view of a pad according to a preferred embodiment of the present invention.
Fig. 7 is a schematic perspective view of a gas mixture layer according to a preferred embodiment of the present invention.
Fig. 8 is a schematic top view of the air mixing layer according to the preferred embodiment of the present invention.
Description of reference numerals:
Outer ring fire lid 101
Middle ring fire cover 102
Inner ring fire cover 103
Arc-shaped gap 112
Outer ring air port 113
Middle ring air vent 114
Side air intake channel 125
Outer annular vent 127
Center vent 128
Middle ring ventilation part 129
Ignition needle mounting hole 131
Thermocouple mounting hole 132
Detailed Description
The present invention is further illustrated by way of example and not by way of limitation in the scope of the following examples in connection with the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated based on the position of a device or component in normal use, for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or component so referred to must have a particular orientation, be constructed and operated in a particular orientation at any time, unless otherwise specified herein.
As shown in fig. 1 to 8, the burner 100 includes: a fire lid assembly, a backing plate 111, a gas mixture layer 121, and a base (not shown).
The fire cover assembly comprises an outer ring fire cover 101, a middle ring fire cover 102 and an inner ring fire cover 103. The outer ring fire cover 101 and the middle ring fire cover 102 are both ring-shaped structures, and the inner ring fire cover 103 is a disc-shaped structure. The inner side of the outer ring fire cover 101 is of a non-circular structure, so that the outer ring fire cover 101 can be stably installed and cannot rotate.
In the present embodiment, the fire holes of the outer ring fire cover 101 are provided in the outer circumferential surface of the outer ring fire cover 101. The fire hole of the middle fire cover 102 is provided on the outer circumferential surface of the middle fire cover 102. However, the present invention is not limited thereto, and those skilled in the art can select other forms of the outer ring fire cover 101 and the middle ring fire cover 102 as necessary.
The inner ring fire cover 103 is composed of a mesh sheet 105 and a ring-shaped body 106, and a plurality of fire holes are formed on the surface of the mesh sheet 105.
Fig. 3 is a schematic perspective view of the burner 100 as viewed from below.
The gas mixture layer 121 has an outer ring channel 122, a middle ring channel 123, an inner ring channel 124, and a side air inlet channel 125 formed therein, the outer ring channel 122 is connected to the outer ring fire cover 101, the middle ring channel 123 is connected to the middle ring fire cover 102, and the inner ring channel 124 is connected to the inner ring fire cover 103.
The side surface of the gas mixing layer 121 is provided with a side air inlet 126, a side air inlet channel 125 is communicated with the side air inlet 126 and the space between the outer ring fire cover 101 and the middle ring fire cover 102, and the side air inlet channel 125 is an arc-shaped channel.
The burner 100 is provided with the arc-shaped side air inlet channel 125 to provide supplementary air for the middle ring fire cover 102, and the arc-shaped side air inlet channel 125 is favorable for the circular suction of the air to increase the air inlet speed, and the arc-shaped channel can greatly reduce the influence of external airflow on the middle ring fire, thereby ensuring the stability of the flame burner 100.
The side air inlet channel 125 is also communicated with the side air inlet 126 and the space between the middle ring fire cover 102 and the inner ring fire cover 103, and the side air inlet channel 125 also provides supplementary air for the inner ring fire.
The backing plate 111 is arranged between the fire cover assembly and the gas mixing layer 121, an arc-shaped gap 112 is formed on the backing plate 111, the gap is positioned between the outer ring fire cover 101 and the middle ring fire cover 102, and the arc-shaped gap 112 is communicated with the side air inlet channel 125 and is arranged around the middle ring fire cover 102.
The arcuate slits 112 correspond to the arcuate channels and surround the middle fire cover 102 to make the most use of the make-up air in the arcuate channels possible.
In this embodiment, three side air inlets 126 are formed on the side surface of the air mixing layer 121, each side air inlet 126 corresponds to one side air inlet channel 125, and the side air inlet channels 125 are communicated with each other. However, the present invention is not limited thereto, and the number of the side air inlets 126 may be set as desired.
The three side air inlet channels 125 are communicated with each other, so that the supplementary air entering from the side can be communicated with each other, and the uniform air supply of the centering ring fire and the inner ring fire is ensured. The plurality of side air intake channels 125 extend in a spiral shape from the outer circumferential surface of the air mix layer 121 toward the center of the air mix layer 121.
Fig. 7 to 8 illustrate an example of the side air intake duct 125 according to the present embodiment, but the present invention is not limited thereto, and those skilled in the art can arbitrarily change the form and structure of the side air intake duct 125 as needed.
The air mixing layer 121 includes a plurality of outer annular ventilation portions 127, a side air intake channel 125 is formed between two adjacent outer annular ventilation portions 127, and an outer annular channel 122 is formed in the outer annular ventilation portions 127.
The side air inlet channel 125 is also communicated with the side air inlet 126 and the space between the middle ring fire cover 102 and the inner ring fire cover 103.
The gas mixture layer 121 further includes a central vent portion 128, a plurality of outer ring vent portions 127 are arranged around the central vent portion 128, the central vent portion 128 is provided with a gas supply channel 133 extending inwardly from an outer peripheral surface of the central vent portion 128, and the gas supply channel 133 opens into a space between the middle ring fire cover 102 and the inner ring fire cover 103.
In the present embodiment, only three air supplement channels 133 are provided, but the present invention is not limited thereto, and those skilled in the art can set the number of air supplement channels 133 as needed.
The central ventilation portion 128 includes a middle ring ventilation portion 129 and an inner ring ventilation portion 130, the middle ring ventilation portion 129 is disposed around the inner ring ventilation portion 130, the air supply channel 133 is formed between two adjacent middle ring ventilation portions 129, a middle ring channel 123 is formed in the middle ring ventilation portion 129, and an inner ring channel 124 is formed in the inner ring ventilation portion 130.
Fig. 7 to 8 illustrate an example of the gas supply passage 133 according to the present embodiment, but the present invention is not limited thereto, and those skilled in the art can select different shapes and structures of the gas supply passage 133 according to the needs.
The backing plate 111 is also provided with an outer ring air vent 113, a middle ring air vent 114 and an inner ring air vent 115, the arc-shaped gap 112 is positioned between the outer ring air vent 113 and the middle ring air vent 114, and the middle ring air vent 114 surrounds the inner ring air vent 115.
The outer ring fire cover 101 covers the outer ring air vent 113, the middle ring fire cover 102 covers the middle ring air vent 114, and the inner ring fire cover 103 covers the inner ring air vent 115.
The burner 100 further comprises a baffle 141, the baffle 141 covers the inner ring space of the middle ring fire cover 102, and the inner ring fire cover 103 is arranged in the inner ring space of the middle ring fire cover 102.
The inner ring ventilation part 130 is further provided with an ignition needle mounting hole 131 and a thermocouple mounting hole 132, the ignition needle mounting hole 131 being used for mounting an ignition needle, and the thermocouple mounting hole 132 being used for mounting a thermocouple.
The baffle 141 serves to hide ignition needles and thermocouples and to make the burner 100 relatively aesthetic and also to stabilize the combustion of the inner ring fire.
The base is arranged below the gas mixing layer 121, three annular channels are sequentially sleeved on the base, the three annular channels are respectively communicated with the outer annular channel 122, the middle annular channel 123 and the inner annular channel 124, and the three annular channels are respectively supplied with gas through independent injection pipes. The use of a separate gas supply for each annular channel has been used in the prior art and will not be described in detail.
The burner 100 is provided with the arc-shaped side air inlet channel 125, which provides supplementary air for the middle ring fire cover 102 and the inner ring fire cover 103, and the arc-shaped side air inlet channel 125 is favorable for the circular suction of air, increases the air inlet speed of air, and can greatly reduce the influence of external airflow on the middle ring fire and the inner ring fire, thereby ensuring the stability of the flame burner 100.
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. A burner, characterized in that it comprises: the fire cover assembly and the gas mixing layer are arranged below the fire cover assembly;
the fire cover assembly comprises an outer ring fire cover, a middle ring fire cover and an inner ring fire cover;
an outer ring channel, a middle ring channel, an inner ring channel and a side air inlet channel are formed in the gas mixing layer, the outer ring channel is communicated with the outer ring fire cover, the middle ring channel is communicated with the middle ring fire cover, and the inner ring channel is communicated with the inner ring fire cover;
the side surface of the gas mixing layer is provided with a side air inlet, the side air inlet channel is communicated with the side air inlet and a space between the outer ring fire cover and the middle ring fire cover, and the side air inlet channel is an arc-shaped channel;
the side air inlet channel is also communicated with the side air inlet and the space between the middle ring fire cover and the inner ring fire cover.
2. The burner of claim 1, further comprising a backing plate disposed between the fire cover assembly and the gas mixture layer, wherein an arc-shaped gap is formed in the backing plate, the gap is located between the outer ring fire cover and the middle ring fire cover, and the arc-shaped gap is communicated with the side air inlet channel and is disposed around the middle ring fire cover.
3. The burner of claim 1, wherein a plurality of side air inlets are formed in a side surface of the air mixing layer, each side air inlet corresponds to one side air inlet channel, and the side air inlet channels are communicated with each other.
4. The burner of claim 3, wherein the air mixing layer comprises a plurality of outer ring ventilation portions, the side air inlet channel is formed between two adjacent outer ring ventilation portions, and the outer ring ventilation portions form outer ring channels.
5. The burner of claim 4, wherein the side air intake channel is further communicated with the side air intake and a space between the middle ring fire cover and the inner ring fire cover;
the gas mixing layer further comprises a central ventilation part, the outer ring ventilation parts are arranged around the central ventilation part, the central ventilation part is provided with a gas supplementing channel extending inwards from the outer peripheral surface of the central ventilation part, and the gas supplementing channel is communicated to a space between the middle ring fire cover and the inner ring fire cover.
6. The burner of claim 5, wherein the central venting portion comprises a middle ring venting portion and an inner ring venting portion, the middle ring venting portion is disposed around the inner ring venting portion, the gas supply channel is formed between two adjacent middle ring venting portions, a middle ring channel is formed in the middle ring venting portion, and an inner ring channel is formed in the inner ring venting portion.
7. The burner of claim 2, wherein the backing plate further has an outer ring air port, a middle ring air port and an inner ring air port formed therein, the arc-shaped gap is located between the outer ring air port and the middle ring air port, and the middle ring air port surrounds the inner ring air port.
8. The burner of claim 7, wherein the outer ring fire cover covers the outer ring air vent, the middle ring fire cover covers the middle ring air vent, and the inner ring fire cover covers the inner ring air vent.
9. The burner of claim 8, further comprising a baffle plate covering an inner annular space of the middle ring fire cover, the inner ring fire cover being disposed in the inner annular space of the middle ring fire cover.
10. The burner of claim 6, wherein the inner ring vent portion is further provided with an ignition pin mounting hole and a thermocouple mounting hole.
11. The burner of claim 1, further comprising a base, wherein the base is disposed below the gas mixture layer, the base forms three annular passages sequentially sleeved with the gas mixture layer, the three annular passages are respectively communicated with the outer annular passage, the middle annular passage and the inner annular passage, and the three annular passages are respectively supplied with gas through separate injection pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910958582.7A CN110566964B (en) | 2019-10-10 | 2019-10-10 | Burner with a burner head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910958582.7A CN110566964B (en) | 2019-10-10 | 2019-10-10 | Burner with a burner head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110566964A CN110566964A (en) | 2019-12-13 |
| CN110566964B true CN110566964B (en) | 2021-04-09 |
Family
ID=68784410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910958582.7A Active CN110566964B (en) | 2019-10-10 | 2019-10-10 | Burner with a burner head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110566964B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531590A (en) * | 2020-04-15 | 2021-10-22 | 宁波方太厨具有限公司 | Burner for gas stove |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110566964A (en) | 2019-12-13 |
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