CN115247788B - Inner ring fire cover and stove burner - Google Patents
Inner ring fire cover and stove burner Download PDFInfo
- Publication number
- CN115247788B CN115247788B CN202210731222.5A CN202210731222A CN115247788B CN 115247788 B CN115247788 B CN 115247788B CN 202210731222 A CN202210731222 A CN 202210731222A CN 115247788 B CN115247788 B CN 115247788B
- Authority
- CN
- China
- Prior art keywords
- fire
- cavity
- fire cover
- wall
- inner ring
- 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.)
- Active
Links
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
- F23D14/46—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
-
- 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
- F23D14/70—Baffles or like flow-disturbing devices
Landscapes
- 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 an inner ring fire cover and a stove burner, wherein the inner ring fire cover comprises a fire cover cavity and an inner ring wall, and a fire outlet is formed in the side wall of the fire cover cavity; the inner annular wall is arranged in the fire cover cavity and divides the fire cover cavity into a first cavity and a second cavity, and is provided with a through groove which is used for communicating the first cavity and the second cavity, so that part of fuel gas flows into the second cavity through the through groove after entering the first cavity and flows out of the fire outlet. When the gas reaches the inner ring of the fire cover, a part of the gas is sprayed out from the second chamber to the outside through the fire outlet on the side wall of the chamber of the fire cover, and the other part of the gas flows into the second chamber through the first chamber through the through groove on the inner annular wall, so that the gas can form vortex under the action of the inner annular wall, the gas speed is reduced, the speed of the gas sprayed out from the chamber of the fire cover is reduced, and the defect of ignition failure caused by too high flow speed is avoided.
Description
Technical Field
The invention relates to the technical field of burners, in particular to an inner ring fire cover and a kitchen range burner.
Background
In the use process of the kitchen range burner, the gas of the inner ring fire cover is easy to cause insufficient air supplement because the gas is too fast when being sprayed out from the fire outlet, so that the problems of ignition failure, loose hand, flameout and the like occur. The ignition and fire protection functions are the basic functions of the gas cooker, and the faults related to the ignition and fire protection functions in the market at present mainly include the conditions of no ignition of spark points and flameout of hands and looseness, so that the use experience of customers is seriously affected when the ignition and fire protection functions are problematic.
Disclosure of Invention
The invention aims to overcome the defect of ignition failure caused by too high flow rate of fuel gas of an inner ring fire cover when the fuel gas is sprayed out from a fire outlet in the prior art, and provides the inner ring fire cover and a stove burner.
The invention solves the technical problems by the following technical scheme:
An inner ring fire cover comprises a fire cover cavity and an inner ring wall, wherein a fire outlet is formed in the side wall of the fire cover cavity; the inner annular wall is arranged in the fire cover cavity and divides the fire cover cavity into a first cavity and a second cavity, and is provided with a through groove which is used for communicating the first cavity with the second cavity, so that part of fuel gas flows into the first cavity, flows into the second cavity through the through groove and flows out of the fire outlet hole.
In this scheme, adopt above-mentioned structural style, interior rampart is divided into first cavity and second cavity with the fire lid cavity, when the gas reachd the fire lid inner ring, a part gas is spouted outside by the second cavity through the play fire hole on the fire lid cavity lateral wall, another part gas flows into the second cavity through the through-groove on the interior rampart through first cavity, this part gas can form the vortex through the effect of interior rampart, make gas speed decline, thereby reach the speed that reduces the gas and spout outside by the fire lid cavity, avoid leading to the defect of ignition failure because of the velocity of flow is too fast, and also can make the burning more abundant.
Preferably, the inner ring fire cover comprises a cover plate and an outer ring wall, wherein the outer ring wall is arranged at the bottom of the cover plate and surrounds the fire cover cavity to form an opening, and the inner ring wall and the outer ring wall are concentrically arranged at the bottom of the cover plate.
In this scheme, adopt above-mentioned structural style, fire lid cavity comprises outer rampart and apron, simple structure, low in manufacturing cost. The opening of the fire cover cavity faces downwards, so that the gas can enter conveniently. The inner annular wall and the outer annular wall are concentrically arranged on the cover plate, and fuel gas flows into the second chamber from the first chamber more evenly in all directions, so that the fire is more stable.
Preferably, the height of the outer annular wall is greater than the height of the inner annular wall.
In the scheme, partial fuel gas does not flow into the second chamber from the first chamber through the through groove, and the adoption of the structural form can ensure that the fuel gas overflowed from the lower end of the inner annular wall is reserved in the fire cover chamber and cannot flow to the outside.
Preferably, the inner ring fire cover comprises a fire hole part and an ignition part, the ignition part is arranged on the side edge of the fire hole part and protrudes in the radial direction, the inner ring wall comprises a blocking wall and a communicating ring wall, the blocking wall faces the ignition part, and the penetrating groove is arranged on the communicating ring wall.
In this scheme, adopt above-mentioned structural style, because do not set up the groove of running through on the fender wall towards the ignition portion, the gas that is in the first cavity can only flow out by the intercommunication rampart, and the gas speed that flows to the ignition portion is slower than the gas of other directions to improve ignition performance.
Preferably, the number of the through grooves is more than two, and a plurality of the through grooves are uniformly arranged along the communicating annular wall.
In this scheme, adopt above-mentioned structural style, the gas flows to the second cavity by the intercommunication rampart more even in each direction, goes out the fire more stable.
Preferably, the fire hole part is arranged above the cover plate and in clearance fit with the cover plate, and the cover plate is provided with a through hole in the second chamber.
In this scheme, adopt above-mentioned structural style, the gas of second cavity is except directly flowing outside from the play fire hole of outer rampart, and some is direct flows outside from the clearance between fire hole portion and the apron from the through-hole of apron, and this partial gas concentration is higher than the gas concentration that flows by the fire hole, and two partial gas mixes can produce better combustion effect.
Preferably, the ignition part comprises a fire point, a groove is arranged on the lower surface of the ignition part, and the fire point is arranged at the bottom of the groove.
In this scheme, adopt above-mentioned structural style, by the gas that goes out of the fire hole or by the clearance between fire hole portion and the apron outflow, when flowing to thermal power department by the recess, can produce and form the vortex, further reduce the velocity of flow of gas, ignition performance improves.
Preferably, the upper surface of the fire hole part is provided with an annular blocking eave along the edge.
In this scheme, adopt above-mentioned structural style, the overflow that flows to fire hole portion upper surface can not flow to the clearance between fire hole portion and the apron under the effect of keeping off the eaves, perhaps flow to the play fire hole department of outer rampart, avoided the gas passageway to be blocked by the overflow, improved ignition, fire protection performance.
Preferably, the retaining eave is provided with an overflow port, and the side wall of the fire cover cavity is provided with an overflow tank at the corresponding position of the overflow port.
In this scheme, adopt above-mentioned structural style, through setting up the overflow mouth and with the overflow groove that the overflow mouth corresponds, can make the overflow smoothly follow fire hole portion upper surface unhindered and follow the road flow to the below in advance setting up, prevent that the overflow from diffusing out and keep off the eaves.
A stove burner comprises the inner ring fire cover.
In this scheme, adopt above-mentioned structural style, when the gas reachd the fire lid inner ring, the interior part gas of inner ring fire lid was spouted outside by the second cavity through the play fire hole on the fire lid cavity lateral wall, and another part gas flows into the second cavity through the through-groove on the inner ring wall through first cavity, and this part gas can form the vortex through the effect of giving the inner ring wall, makes gas speed decline to reach the speed that reduces the gas and spout outside by the fire lid cavity, avoid causing cooking utensils combustor ignition failure because of the velocity of flow is too fast.
The invention has the positive progress effects that: when the gas reaches the inner ring of the fire cover, a part of the gas is sprayed out from the second chamber to the outside through the fire outlet on the side wall of the chamber of the fire cover, and the other part of the gas flows into the second chamber through the first chamber and the through groove on the inner annular wall, and the part of the gas forms vortex under the action of the inner annular wall, so that the gas speed is reduced, the speed of the gas sprayed out from the chamber of the fire cover is reduced, and the defect of ignition failure caused by too high flow speed is avoided.
Drawings
Fig. 1 is a schematic view of an inner ring fire cover according to an embodiment of the invention.
Fig. 2 is a schematic view of another structure of the inner ring fire cover according to an embodiment of the invention.
Description of the reference numerals
Fire cover chamber 1
First chamber 11
Second chamber 12
Cover plate 2
Through hole 21
Outer annular wall 3
Fire hole 31
Liquid overflow tank 32
Inner annular wall 4
Baffle wall 41
Communication annular wall 42
Through groove 421
Fire hole part 5
Eave 51
Overflow port 52
Ignition part 6
Groove 61
Fire point 62
Detailed Description
The invention is further illustrated by means of the following examples, which are not intended to limit the scope of the invention.
As shown in fig. 1-2, an inner ring fire cover comprises a fire cover chamber 1 and an inner ring wall 4, wherein a fire outlet 31 is formed on the side wall of the fire cover chamber 1; the inner annular wall 4 is disposed in the fire cover chamber 1 and divides the fire cover chamber 1 into a first chamber 11 and a second chamber 12, the inner annular wall 4 is provided with a through groove 421, and the through groove 421 is used for communicating the first chamber 11 and the second chamber 12, so that part of the fuel gas flows into the first chamber 11, flows into the second chamber 12 through the through groove 421, and flows out of the fire outlet 31.
In this embodiment, with the above-mentioned structure, the inner annular wall 4 divides the fire cover chamber 1 into the first chamber 11 and the second chamber 12, when the fuel gas reaches the inner ring of the fire cover, a part of the fuel gas is sprayed to the outside from the second chamber 12 through the fire outlet hole 31 on the side wall of the fire cover chamber 1, and another part of the fuel gas flows into the second chamber 12 through the first chamber 11 through the through groove 421 on the inner annular wall 4, and the part of the fuel gas forms a vortex under the action of the inner annular wall 4, so that the speed of the fuel gas is reduced, thereby reducing the speed of the fuel gas sprayed to the outside from the fire cover chamber 1, and avoiding the defect of ignition failure caused by too fast flow velocity.
As a preferred embodiment, the inner ring fire cover comprises a circular cover plate 2 and an outer ring wall 3, the diameter of the outer ring wall 3 is the same as that of the cover plate 2, the outer ring wall 3 is arranged at the bottom of the cover plate 2 and encloses an open fire cover chamber 1, and the inner ring wall 4 and the outer ring wall 3 are concentrically arranged at the bottom of the cover plate 2. The outer annular wall 3 includes an upper annular wall and a lower annular wall which are arranged from top to bottom, the inner diameter of the upper annular wall is the same as that of the lower annular wall, the outer diameter of the lower annular wall is larger than that of the lower annular wall, and the fire outlet hole 31 is arranged on the upper annular wall.
In the embodiment, the fire cover cavity 1 is composed of the outer annular wall 3 and the cover plate 2 by adopting the structural form, and the fire cover cavity is simple in structure and low in manufacturing cost. The opening of the fire cover chamber 1 faces downwards, so that the gas can enter conveniently. The inner annular wall 4 and the outer annular wall 3 are concentrically arranged on the cover plate 2, so that the fuel gas flows from the first chamber 11 into the second chamber 12 more evenly in all directions, and the fire is more stable. The thickness of the upper annular wall is larger than that of the lower annular wall, the flame outlet holes 31 are formed in the upper annular wall, the axial length is large, and the direction of guiding the fuel gas to flow out is better.
As a preferred embodiment, the height of the outer annular wall 3 is greater than the height of the inner annular wall 4.
In the present embodiment, the gas flowing from the first chamber 11 to the second chamber 12 through the through groove 421 is not excessively short, and the gas flowing out from the lower end of the inner annular wall 4 is ensured to remain in the fire cover chamber 1 and not flow to the outside.
As a preferred embodiment, the inner ring fire cover includes the fire hole portion 5 and the ignition portion 6, the ignition portion 6 is provided at a side of the fire hole portion 5 and protrudes in a radial direction, the inner ring wall 4 includes the blocking wall 41 and the communication ring wall 42, the blocking wall 41 and the communication ring wall 42 form a complete inner ring wall 4, the blocking wall 41 faces the ignition portion 6, and the through groove 421 is provided on the communication ring wall 42.
In this embodiment, with the above-mentioned structure, the blocking wall 41 facing the ignition portion 6 is not provided with the through groove 421, so that the fuel gas in the first chamber 11 can only flow out from the communication annular wall 42, and the fuel gas flowing to the ignition portion 6 has a slower speed than the fuel gas flowing in other directions, so that the ignition performance is improved. Of course, in other embodiments, the ignition portion 6 may be provided separately from the inner ring flame cover, as long as the fuel gas from the inner ring flame cover can be ignited by the fuel gas.
As a preferred embodiment, the number of the through grooves 421 is plural, the through grooves 421 are uniformly provided along the communication annular wall 42, and the through grooves 421 are cut in the axial direction from the lower end of the communication annular wall 42 to a position about one quarter from the upper end of the communication annular wall 42.
In the present embodiment, with the above-described structure, the flow of the fuel gas from the communication annular wall 42 to the second chamber 12 is more uniform in all directions, and the fire is more stable.
In specific implementation, the through groove 421 may be cut in other directions, for example, cut in a direction having a certain included angle with the axial direction, or may form a spiral structure, so as to improve the turbulence performance of the fuel gas, and further improve the combustion effect.
As a preferred embodiment, the fire hole portion 5 is provided above the cover plate 2 and is in clearance fit with the cover plate 2, and the cover plate 2 is provided with a through hole 21 in the second chamber 12.
In the present embodiment, in addition to the gas flowing directly from the fire hole 31 of the outer annular wall 3 to the outside, a part of the gas flowing directly from the through hole 21 of the cover plate 2 to the outside from the gap between the fire hole portion 5 and the cover plate 2 is formed in the above-described structure, and the concentration of the part of the gas is higher than that of the gas flowing from the fire hole 31, and the two parts of the gas are mixed to produce a better combustion effect.
In the concrete implementation, the inner ring fire cover is vertically arranged on the gas stove, the gas enters the inner ring fire cover from bottom to top, the concentration of the gas above the gas is higher, and part of the gas can escape out of the inner ring fire cover through the clearance between the fire hole part 5 and the cover plate 2 through the through hole 21, so that the combustion effect is improved; most of the other part of the fuel gas enters the second chamber 12, so that the fuel gas can be stably supplied for combustion; a small part of fuel gas enters the first chamber 11, and the combustion speed of the fuel gas is reduced under the disturbance of the inner annular wall 4, so that the combustion is more uniform; so that the whole combustion of the inner ring fire cover is stable and the combustion efficiency is high.
As a preferred embodiment, the ignition portion 6 includes a fire point 62, the lower surface of the ignition portion 6 is provided with a groove 61, and the fire point 62 is provided at the bottom of the groove 61.
In the present embodiment, in the above-described structure, when the fuel gas flowing out through the fire hole 31 or flowing out through the gap between the fire hole portion 5 and the cover plate 2 flows into the thermal power place through the groove 61, a vortex is generated, the flow velocity of the fuel gas is further reduced, and the ignition performance is improved.
As a preferred embodiment, an annular blocking eave 51 is arranged on the upper surface of the fire hole part 5 along the edge, the outer wall of the blocking eave 51 is perpendicular to the fire hole part 5, and the inner wall of the blocking eave 51 extends from top to bottom to the upper surface of the fire hole part 5 in a slope shape.
In this embodiment, with the above-mentioned structure, the overflow flowing to the upper surface of the fire hole part 5 does not flow to the gap between the fire hole part 5 and the cover plate 2 or to the fire outlet 31 of the outer annular wall 3 under the action of the blocking eave 51, so that the gas channel is prevented from being blocked by the overflow, and the ignition and fire protection performance is improved.
As a preferred embodiment, the retaining eave 51 is provided with a spillway opening 52, and the side wall of the fire lid chamber 1 is provided with a spillway groove 32 at a position corresponding to the spillway opening 52.
In this embodiment, by adopting the above-described structure, by providing the overflow port 52 and the overflow tank 32 corresponding to the overflow port 52, overflow can smoothly flow from the upper surface of the fire hole portion 5 to the lower side from the previously provided place without being blocked, and overflow is prevented from flowing out of the blocking eave 51.
A stove burner comprises the inner ring fire cover.
In this embodiment, in the above structural form, when the fuel gas reaches the inner ring of the fire cover, a part of the fuel gas in the inner ring of the fire cover is sprayed to the outside from the second chamber 12 through the fire outlet hole 31 on the side wall of the fire cover chamber 1, another part of the fuel gas flows into the second chamber 12 through the first chamber 11 through the through groove 421 on the inner ring wall 4, and the part of the fuel gas forms a vortex under the action of the inner ring wall 4, so that the speed of the fuel gas is reduced, and the speed of the fuel gas sprayed to the outside from the fire cover chamber 1 is reduced, thereby avoiding the failure of the ignition of the stove burner caused by too fast flow speed.
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 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 principles and spirit of the invention, but such changes and modifications fall within the scope of the invention.
Claims (7)
1. An inner ring fire cover is characterized by comprising a fire cover cavity and an inner ring wall, wherein a fire outlet is formed in the side wall of the fire cover cavity;
The inner annular wall is arranged in the fire cover cavity and divides the fire cover cavity into a first cavity and a second cavity, and is provided with a through groove which is used for communicating the first cavity with the second cavity so that part of fuel gas flows into the second cavity through the through groove after entering the first cavity and flows out of the fire outlet hole;
the inner ring fire cover comprises a cover plate and an outer ring wall, the outer ring wall is arranged at the bottom of the cover plate and surrounds the fire cover cavity with an opening, and the inner ring wall and the outer ring wall are concentrically arranged at the bottom of the cover plate;
the inner ring fire cover comprises a fire hole part and an ignition part, the ignition part is arranged on the side edge of the fire hole part and protrudes in the radial direction, the inner ring wall comprises a blocking wall and a communicating ring wall, the blocking wall faces the ignition part, and the penetrating groove is arranged on the communicating ring wall;
The number of the penetrating grooves is more than two, and a plurality of penetrating grooves are uniformly formed along the communicating annular wall.
2. The inner annular fire cover of claim 1 wherein the height of the outer annular wall is greater than the height of the inner annular wall.
3. The inner ring fire cover of claim 1 wherein the fire hole portion is disposed above and in clearance fit with the cover plate, the cover plate being provided with a through hole in the second chamber.
4. The inner ring fire cover of claim 3 wherein the ignition portion includes a fire point, a lower surface of the ignition portion being provided with a recess, the fire point being disposed at a bottom of the recess.
5. The inner ring fire cover as claimed in claim 3, wherein the upper surface of the fire hole portion is provided with an annular blocking eave along an edge.
6. The inner ring fire cover of claim 5 wherein the retaining eave is provided with a spillway, and the side wall of the fire cover chamber is provided with a spillway tank at a location corresponding to the spillway.
7. A cooktop burner comprising the inner annular fire cover of any of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210731222.5A CN115247788B (en) | 2022-06-24 | 2022-06-24 | Inner ring fire cover and stove burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210731222.5A CN115247788B (en) | 2022-06-24 | 2022-06-24 | Inner ring fire cover and stove burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115247788A CN115247788A (en) | 2022-10-28 |
| CN115247788B true CN115247788B (en) | 2024-07-26 |
Family
ID=83699918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210731222.5A Active CN115247788B (en) | 2022-06-24 | 2022-06-24 | Inner ring fire cover and stove burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115247788B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211925838U (en) * | 2020-03-17 | 2020-11-13 | 宁波方太厨具有限公司 | Stove burner |
| CN112856424A (en) * | 2021-01-08 | 2021-05-28 | 宁波方太厨具有限公司 | Stove burner |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160119668A (en) * | 2015-04-06 | 2016-10-14 | 김형태 | Cap of gas range |
| US20210270457A1 (en) * | 2020-03-02 | 2021-09-02 | Jianpeng Xie | Energy saving jet burner |
| CN214745928U (en) * | 2021-01-07 | 2021-11-16 | 宁波方太厨具有限公司 | Inner ring fire cover for gas stove and gas stove |
-
2022
- 2022-06-24 CN CN202210731222.5A patent/CN115247788B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211925838U (en) * | 2020-03-17 | 2020-11-13 | 宁波方太厨具有限公司 | Stove burner |
| CN112856424A (en) * | 2021-01-08 | 2021-05-28 | 宁波方太厨具有限公司 | Stove burner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115247788A (en) | 2022-10-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204611761U (en) | A kind of burner of household gas range | |
| CN110094734B (en) | Burner fire cover of gas cooker | |
| CN111998342B (en) | Fire cover and combustor using same | |
| CN205939128U (en) | Burner of stove | |
| CN211060111U (en) | Structure is adjusted to gas air inlet that mixes | |
| CN110296405B (en) | Burner fire cover | |
| CN110440246B (en) | Self-cleaning anti-blocking gas burner | |
| CN110553266B (en) | Stove burner | |
| CN112762445A (en) | Premixing burner | |
| CN115247788B (en) | Inner ring fire cover and stove burner | |
| CN109959004B (en) | Burner for gas stove | |
| CN207006150U (en) | A kind of burner of gas-cooker | |
| CN111256131B (en) | Fire cover for gas stove | |
| CN212869875U (en) | Side fire kind furnace end | |
| CN109959009A (en) | A kind of fire cover structure of cooker burner and application have the burner of the fire cover structure | |
| CN210267349U (en) | Assembled burner | |
| CN219624040U (en) | Stove fire cover and stove comprising same | |
| CN111256118B (en) | Fire cover for gas stove | |
| CN219607082U (en) | Inner ring fire cover and stove burner | |
| CN215597269U (en) | Stove burner | |
| CN222378172U (en) | Direct injection burner and burner with same | |
| CN218469085U (en) | Burner fire cover for gas stove | |
| CN222459502U (en) | An improved gas burner fire structure | |
| CN114963181B (en) | Combustor and contain its cooking utensils | |
| CN220506715U (en) | Outer ring fire cover and combustor |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |