CN111964064A - Outer ring fire lid and gas-cooker - Google Patents

Outer ring fire lid and gas-cooker Download PDF

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Publication number
CN111964064A
CN111964064A CN202010889137.2A CN202010889137A CN111964064A CN 111964064 A CN111964064 A CN 111964064A CN 202010889137 A CN202010889137 A CN 202010889137A CN 111964064 A CN111964064 A CN 111964064A
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CN
China
Prior art keywords
fire cover
ring fire
outer ring
fire
gas
Prior art date
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Granted
Application number
CN202010889137.2A
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Chinese (zh)
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CN111964064B (en
Inventor
龙艳
程永超
徐强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Fotile Kitchen Ware Co Ltd
Original Assignee
Ningbo Fotile Kitchen Ware Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Ningbo Fotile Kitchen Ware Co Ltd filed Critical Ningbo Fotile Kitchen Ware Co Ltd
Priority to CN202010889137.2A priority Critical patent/CN111964064B/en
Publication of CN111964064A publication Critical patent/CN111964064A/en
Application granted granted Critical
Publication of CN111964064B publication Critical patent/CN111964064B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/26Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid with provision for a retention flame
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • F23D14/48Nozzles
    • F23D14/58Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • F23D14/62Mixing devices; Mixing tubes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • F23D14/84Flame spreading or otherwise shaping
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00Stoves or ranges for gaseous fuels
    • F24C3/08Arrangement or mounting of burners
    • F24C3/085Arrangement or mounting of burners on ranges
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D2203/00Gaseous fuel burners
    • F23D2203/007Mixing tubes, air supply regulation

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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 an outer ring fire cover and a gas stove, wherein the outer ring fire cover comprises a fire cover body and a communicating part, the inner side surface of the communicating part is used for being communicated with an inner ring fire hole of an inner ring fire cover of the gas stove, the communicating part extends outwards to the outer side surface of the fire cover body along the radial direction of the outer ring fire cover, and the communicating part is used for conveying gas of the inner ring fire cover to the outer side surface of the fire cover body. According to the outer ring fire cover, the communicating part is arranged, and the communicating part is used for conveying the fuel gas of the inner ring fire cover to the outer side surface of the fire cover body, so that when the fuel gas is combusted in the inner ring fire cover, part of the fuel gas flows to the outer side surface of the fire cover body through the communicating part, and further, the flame can be combusted in the outer ring fire cover at the same time, the flame is dispersed, the heating power is more uniform, the flame is prevented from being concentrated at the inner ring fire cover, and the excessive concentration of the heating power is avoided.

Description

Outer ring fire lid and gas-cooker
Technical Field
The invention relates to the field of gas cookers, in particular to an outer ring fire cover and a gas cooker.
Background
Gas cookers are commonly used burners in homes. The gas stove usually comprises an inner ring fire cover, an outer ring fire cover and a gas mixing chamber, wherein the inner ring fire cover and the outer ring fire cover are respectively communicated with the gas mixing chamber, and mixed gas is combusted in the inner ring fire cover and the outer ring fire cover respectively.
When a smaller flame is required, the flame of the outer ring fire cover is usually extinguished, and only the flame of the inner ring fire cover is burnt. Therefore, flame is concentrated in the inner ring fire cover area, and is not beneficial to finishing work such as cooking.
Disclosure of Invention
The invention aims to overcome the defect that flame burns only on an inner ring fire cover when small fire is needed in the prior art, and provides an outer ring fire cover and a gas stove.
The invention solves the technical problems through the following technical scheme:
the utility model provides an outer loop fire lid, its is applied to the gas-cooker, its characterized in that, outer loop fire lid includes fire lid body and intercommunication portion, the medial surface of intercommunication portion be used for with the inner ring fire hole of the inner ring fire lid of gas-cooker is linked together, the intercommunication portion is followed the radial outside extension of outer loop fire lid the lateral surface of fire lid body, the intercommunication portion be used for with the gas of inner ring fire lid carry extremely the lateral surface of fire lid body.
In this scheme, through setting up the intercommunication portion to utilize the intercommunication portion to carry the gas of inner ring fire lid to the lateral surface of fire lid body, thereby, the gas is when the burning of inner ring fire lid, and partial gas passes through the intercommunication portion and flows to the lateral surface of fire lid body, and then makes flame can cover the burning at outer ring fire simultaneously, makes flame more for the dispersion, and heating power is more even, has avoided flame to concentrate on inner ring fire lid department, has avoided heating power too concentrated.
When a small flame is needed, part of the gas can still flow to the outer side surface of the outer ring fire cover through the communicating part while the gas is combusted in the inner ring fire cover, so that the gas can be combusted in the outer ring fire cover. Only need the gas flow of control inner ring fire lid, can realize simultaneously the control to the gas flow of inner ring fire lid and outer loop fire lid, realize the control to the flame of inner ring fire lid and outer loop fire lid, also can realize the regulation of the flame size of inner ring fire lid and outer loop fire lid in step, also can make the firepower of inner ring fire lid and outer loop fire lid more even, avoid the little fire to concentrate on inner ring fire lid department.
Preferably, the communicating part is provided with a gas mixing cavity, and the gas mixing cavity extends outwards from the inner side surface of the communicating part along the radial direction of the outer ring fire cover.
In this scheme, through setting up the gas mixing chamber to, the gas that flows in from the inner ring fire hole of difference can be in the gas mixing intracavity gathering, and then makes the mixture that the gas can be more abundant, avoids the pressure of gas to neglect to hang down suddenly, improves the stability of gas pressure, also can improve flame's stability.
Preferably, a communication groove is formed in the fire cover body, and the communication portion is communicated to the lower side surface of the fire cover body through the communication groove.
In this scheme, through setting up the intercommunication groove to make the intercommunication portion be linked together with the outside of outer loop fire lid, and then the outside gas of outer loop fire lid can get into the intercommunication portion through the intercommunication groove, and the intercommunication portion can insert different gas sources, can further improve the stability of the interior gas of intercommunication portion.
Preferably, the communicating part is further provided with a plurality of communicating fire holes, and the length of each communicating fire hole is shortened from two sides of the communicating part to the middle of the communicating part.
In this scheme, through setting up the intercommunication fire hole to with the length design in intercommunication fire hole be from the both sides of intercommunication portion extremely shorten in the middle of the intercommunication portion, the intercommunication fire hole of both sides is also nearest with the distance in the inner ring fire hole of inner ring fire lid promptly, and the distance in the inner ring fire hole of middle intercommunication fire hole and inner ring fire lid is furthest, thereby can further improve the homogeneity and the stability of flame.
Preferably, the peripheral surface of the fire cover body is provided with a plurality of flame stabilizing holes, and the flame stabilizing holes are positioned at the lower side of the communicating fire holes.
In this scheme, steady flame fire hole is located the downside that communicates the fire hole to can utilize steady flame hole and intercommunication fire hole to realize the steady flame effect simultaneously, and then can reach the steady flame effect better.
Preferably, the outer circumferential surface of the fire cover body is provided with a plurality of outer ring fire holes, and the outer ring fire holes are positioned at the lower side of the communication fire holes.
In this scheme, the intercommunication fire hole can realize the steady flame to outer loop fire hole, can improve the stability of the flame in outer loop fire hole.
Preferably, the inner side surface of the communicating part is provided with a ring groove, the ring groove is arranged along the circumferential direction of the outer ring fire cover, and an opening of the ring groove is in contact with the outer circumferential surface of the inner ring fire cover.
In this scheme, through setting up the annular for the circumference of the outer peripheral face in inner ring fire hole realizes lining up, thereby the gas can form round flame in the outer peripheral face in inner ring fire hole rapidly, can improve the homogeneity and the stability of the flame that the inner ring fire lid produced.
Preferably, the communicating part comprises a downward folding section and a horizontal section, the downward folding section extends from the outer peripheral surface of the fire cover body along the radial downward direction of the outer ring fire cover, the outer side surface of the horizontal section is connected with the downward folding section, and the inner side surface of the horizontal section is used for contacting the outer peripheral surface of the inner ring fire cover.
In this scheme, through setting up horizontal segment and the section of rolling over down to make the gas that flows in from inner ring fire lid can more abundant mixture, and then can improve flame's stability and homogeneity.
Preferably, the number of the communicating parts is a plurality of, and the communicating parts are uniformly distributed on the upper side surface of the fire cover body along the circumferential direction of the fire cover body.
In this scheme, through setting up a plurality of equipartitions in the intercommunication portion of fire lid body, can further improve the homogeneity and the stability of the flame that the outer loop fire covered, further reduce the concentration of flame.
A gas stove comprises an inner ring fire cover and a gas mixing chamber and is characterized by further comprising an outer ring fire cover, the outer ring fire cover is rotatably arranged on the gas mixing chamber, and the inner side face of the outer ring fire cover is in contact with the outer peripheral face of the inner ring fire cover.
In this scheme, through adopting above-mentioned outer loop fire lid to utilize outer loop fire lid to carry the gas of inner loop fire lid to the lateral surface of outer loop fire lid, thereby, the gas is when the burning of inner loop fire lid, and partial gas passes through outer loop fire lid and flows to the lateral surface of outer loop fire lid, and then makes flame can cover the burning at outer loop fire simultaneously, makes flame more disperse, and heating power is more even, has avoided flame to concentrate on inner loop fire lid department, has avoided heating power too concentrated.
In addition, through setting up outer ring fire lid rotationally on the gas mixing chamber, if the pot overflow problem appears, then only need rotate outer ring fire lid and can solve the influence of overflow to flame, avoid appearing blocking problem.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
according to the outer ring fire cover, the communicating part is arranged, and the communicating part is used for conveying the fuel gas of the inner ring fire cover to the outer side surface of the fire cover body, so that when the fuel gas is combusted in the inner ring fire cover, part of the fuel gas flows to the outer side surface of the fire cover body through the communicating part, and further, the flame can be combusted in the outer ring fire cover at the same time, the flame is dispersed, the heating power is more uniform, the flame is prevented from being concentrated at the inner ring fire cover, and the excessive concentration of the heating power is avoided.
Drawings
Fig. 1 is a schematic perspective view of a gas range according to a preferred embodiment of the present invention.
Fig. 2 is a schematic perspective view of the gas range of fig. 1 with the outer ring fire cover removed.
Fig. 3 is a schematic perspective view of an outer ring fire cover of the gas range of fig. 1.
Fig. 4 is a schematic view of an inverted structure of the outer ring fire cover in fig. 3.
Fig. 5 is a schematic structural diagram of a front view of the outer ring fire cover in fig. 3.
Fig. 6 is a schematic structural diagram of the top view of the outer ring fire cover in fig. 3.
Fig. 7 is a cross-sectional structural view of the outer ring fire cover a-a in fig. 6.
Fig. 8 is a sectional structural view of the communicating part of the outer ring fire cover in fig. 3.
Description of reference numerals:
gas kitchen ranges 100
Inner ring fire cover 11
Inner ring fire hole 111
Gas mixing chamber 12
Mounting groove 121
Outer ring fire cover 20
Fire lid body 21
Communication groove 211
Flame stabilizing hole 212
Outer ring fire hole 213
Ring step 214
Communication part 22
Gas mixing cavity 221
Communicating fire hole 222
Lower fold 223
Horizontal segment 224
Ring groove 225
Detailed Description
The present invention will be more clearly and completely described below by way of examples in conjunction with the accompanying drawings, but the present invention is not limited thereto.
As shown in fig. 1 to 8, the gas stove 100 of the present embodiment includes an inner ring fire cover 11 and a gas mixing chamber 12, the gas stove 100 further includes an outer ring fire cover 20 as described below, the outer ring fire cover 20 is rotatably disposed on the gas mixing chamber 12, and an inner side surface of the outer ring fire cover 20 contacts with an outer peripheral surface of the inner ring fire cover 11. Through adopting the outer ring fire lid 20 that the following said to utilize outer ring fire lid 20 to carry the gas of inner ring fire lid 11 to the lateral surface of outer ring fire lid 20, thereby, the gas is when the burning of inner ring fire lid 11, and partial gas passes through outer ring fire lid 20 and flows to the lateral surface of outer ring fire lid 20, and then makes flame can be simultaneously in the burning of outer ring fire lid 20, also makes flame comparatively for the dispersion, and heating power is more even, has avoided flame to concentrate on inner ring fire lid 11 department, has avoided heating power too concentrated.
In addition, by rotatably arranging the outer ring fire cover 20 on the air mixing chamber 12, if the problem of overflowing occurs, the influence of overflowing liquid on flame can be solved only by rotating the outer ring fire cover 20, and the problem of blockage is avoided.
As an embodiment, as shown in fig. 2, 4, 5 and 6, a convex ring step 214 is provided on the lower side surface of the outer fire cover 20, an annular mounting groove 121 is provided on the upper end of the air mixing chamber 12, the outer peripheral surface of the convex ring step 214 is engaged with the inner side surface of the mounting groove 121, and the lower side surface of the convex ring step 214 is pressed against the upper side surface of the mounting groove 121. The outer ring fire cover 20 can thus be stably rotated on the gas mixing chamber 12.
As shown in fig. 3 to 8, the present embodiment is the outer ring fire cover 20 in the gas stove 100 mentioned above, the outer ring fire cover 20 includes a fire cover body 21 and a communicating portion 22, an inner side surface of the communicating portion 22 is configured to communicate with the inner ring fire hole 111 of the inner ring fire cover 11 of the gas stove 100, the communicating portion 22 extends outward along a radial direction of the outer ring fire cover 20 to an outer side surface of the fire cover body 21, and the communicating portion 22 is configured to convey gas of the inner ring fire cover 11 to the outer side surface of the fire cover body 21. Through setting up the intercommunication portion 22 to utilize intercommunication portion 22 to carry the gas of inner ring fire lid 11 to the lateral surface that the fire covered body 21, thereby, the gas when the burning of inner ring fire lid 11, partial gas passes through the intercommunication portion 22 and flows to the lateral surface that the fire covered body 21, and then makes flame can cover 20 burning at outer ring fire simultaneously, makes flame more for the dispersion, and heating power is more even, has avoided flame to concentrate on inner ring fire lid 11 department, has avoided heating power too concentrated.
When a small flame is required, part of the gas can flow to the outer side surface of the outer ring fire cover 20 through the communication portion 22 while the gas is combusted in the inner ring fire cover 11, so that the gas can be combusted in the outer ring fire cover 20. Only need the gas flow of control inner ring fire lid 11, can realize simultaneously the control to the gas flow of inner ring fire lid 11 and outer loop fire lid 20, realize the control to the flame of inner ring fire lid 11 and outer loop fire lid 20, also can realize the regulation of the flame size of inner ring fire lid 11 and outer loop fire lid 20 in step, also can make the firepower of inner ring fire lid 11 and outer loop fire lid 20 more even, avoid the little fire to concentrate on inner ring fire lid 11 department.
In the figure, the communicating portion 22 is provided with an air mixing chamber 221, and the air mixing chamber 221 extends outward in the radial direction of the outer ring fire cover 20 from the inner side surface of the communicating portion 22. Through setting up gas mixing chamber 221 to, the gas that flows in from different inner ring fire hole 111 can be at gas mixing chamber 221 cohesion, and then makes the mixture that the gas can be more abundant, avoids the pressure of gas to neglect to hang down, improves the stability of gas pressure, also can improve the stability of flame. As an embodiment, the shape of the air mixing chamber 221 may be a hexahedron, a sphere, a cylinder, or the like.
As shown in fig. 4, the fire lid body 21 is provided with a communication groove 211, and the communication portion 22 communicates with the lower surface of the fire lid body 21 through the communication groove 211. Through setting up the intercommunication groove 211 to make the intercommunication portion 22 be linked together with the outside of outer ring fire lid 20, and then the outside gas of outer ring fire lid 20 can get into intercommunication portion 22 through intercommunication groove 211, and intercommunication portion 22 can insert different gas sources, can further improve the stability of the interior gas of intercommunication portion 22. As an embodiment, the communication groove 211 is provided below the air mixing chamber 221 so that the gas of the air mixing chamber 12 can enter the air mixing chamber 221 through the communication groove 211.
In one embodiment, the communication portion 22 is further provided with a plurality of communication fire holes 222, and the length of the communication fire holes 222 is shortened from both sides of the communication portion 22 to the middle of the communication portion 22. As shown in fig. 8, the length of the communication fire holes 222 is designed to be shorter from both sides of the communication part 22 to the middle of the communication part 22, that is, the communication fire holes 222 on both sides are closest to the inner ring fire hole 111 of the inner ring fire cover 11, and the communication fire hole 222 in the middle is farthest from the inner ring fire hole 111 of the inner ring fire cover 11, so that the uniformity and stability of the flame can be further improved. Fig. 8 shows a schematic view of the fire communication holes 222, and it can be seen that the fire communication holes 222 on both sides have a longer length and the fire communication holes 222 in the middle have a shorter length.
In fig. 3-5, the outer peripheral surface of the fire cover body 21 is provided with a plurality of flame stabilizing holes 212, and the flame stabilizing holes 212 are located at the lower side of the communicating fire holes 222. The flame stabilizing holes are located at the lower side of the communicating holes 222, so that the flame stabilizing effect can be achieved by using the flame stabilizing holes 212 and the communicating holes 222, and a better flame stabilizing effect can be achieved.
As shown in fig. 3 to 5, the outer circumferential surface of the fire cover body 21 is provided with a plurality of outer ring fire holes 213, and the outer ring fire holes 213 are located at the lower side of the communication fire holes 222. The flame stabilization of the outer ring flame holes 213 can be realized by the communication flame holes 222, and the stability of the flame of the outer ring flame holes 213 can be improved.
As shown in fig. 3, 4, and 7, the inner surface of the communicating portion 22 is provided with a ring groove 225, the ring groove 225 is provided along the circumferential direction of the outer ring fire lid 20, and an opening of the ring groove 225 contacts the outer circumferential surface of the inner ring fire lid 11. By providing the ring groove 225, the circumferential direction of the outer circumferential surface of the inner ring fire hole 111 is communicated, so that the gas can rapidly form a circle of flames on the outer circumferential surface of the inner ring fire hole 111, and the uniformity and stability of the flames generated by the inner ring fire cover 11 can be improved.
As shown in fig. 3 and 7, the communication portion 22 includes a downward folded section 223 and a horizontal section 224, the downward folded section 223 extends from the outer circumferential surface of the fire lid body 21 in a direction obliquely downward along the radial direction of the outer fire lid 20, the outer side surface of the horizontal section 224 is connected to the downward folded section 223, and the inner side surface of the horizontal section 224 is used for contacting the outer circumferential surface of the inner fire lid 11. Through setting up horizontal segment 224 and section 223 of turning down to make the gas that flows in from inner ring fire lid 11 can more abundant mixture, and then can improve flame's stability and homogeneity.
In one embodiment, the number of the communication portions 22 is plural, and the plurality of communication portions 22 are uniformly distributed on the upper side surface of the fire lid body 21 in the circumferential direction of the fire lid body 21. Through setting up a plurality of equipartitions in the intercommunication portion 22 of fire lid body 21, can further improve the homogeneity and the stability of the flame of outer ring fire lid 20, further reduce the centralization of flame. In the figure, 4 communicating parts 22 are uniformly distributed on the fire cover body 21, and in other embodiments, the number of the communicating parts 22 can be other values, such as 2, 3, 5, and the like.
As shown in fig. 5 and 7, a convex ring step 214 is provided on the lower side of the fire cover body 21, and the outer peripheral surface of the convex ring step 214 is used for clamping the upper end of the gas mixing chamber 12 of the gas range 100.
In one embodiment, the communication portion 22 may be provided on the upper side surface of the fire lid body 21. The communicating portion 22 may be a part of a sector shape as a whole, and the air mixing chamber 221 and the communicating fire hole 222 are provided therein. The outer fire cover 20 may be a unitary structure. The outer ring fire lid 20 may be a detachable structure, that is, the fire lid body 21 and the communication portion 22 are designed as different parts and then assembled together. Specifically, the fire lid body 21 and the communication portion 22 may be connected by a snap structure, a bolt assembly, or the like, or may be directly bonded together.
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 (10)

1. The utility model provides an outer loop fire lid, its is applied to the gas-cooker, its characterized in that, outer loop fire lid includes fire lid body and intercommunication portion, the medial surface of intercommunication portion be used for with the inner ring fire hole of the inner ring fire lid of gas-cooker is linked together, the intercommunication portion is followed the radial outside extension of outer loop fire lid the lateral surface of fire lid body, the intercommunication portion be used for with the gas of inner ring fire lid is carried extremely the lateral surface of fire lid body.
2. The outer ring fire cover of claim 1, wherein said communication portion is provided with a gas mixing chamber extending radially outwardly of said outer ring fire cover from an inner side surface of said communication portion.
3. The outer ring fire cover of claim 1 wherein said fire cover body is provided with a communication groove through which said communication portion communicates to the lower side surface of said fire cover body.
4. The outer ring fire cover of claim 1, wherein said communication portion is further provided with a plurality of communication fire holes, and the length of said communication fire holes becomes shorter from both sides of said communication portion to the middle of said communication portion.
5. The outer ring fire cover of claim 4, wherein the outer peripheral surface of the fire cover body is provided with a plurality of flame stabilizing holes, and the flame stabilizing holes are positioned at the lower side of the communicating fire holes.
6. The outer ring fire cover of claim 4, wherein the outer circumferential surface of the fire cover body is provided with a plurality of outer ring fire holes, and the outer ring fire holes are located at the lower side of the communication fire holes.
7. The outer ring fire cover of claim 1, wherein the inner side surface of the communicating portion is provided with an annular groove, the annular groove is arranged along the circumferential direction of the outer ring fire cover, and an opening of the annular groove contacts the outer circumferential surface of the inner ring fire cover.
8. The outer ring fire cover of claim 1, wherein the communication portion comprises a downward folded section and a horizontal section, the downward folded section extends from the outer circumferential surface of the fire cover body in a radial direction of the outer ring fire cover, the outer side surface of the horizontal section is connected with the downward folded section, and the inner side surface of the horizontal section is used for contacting the outer circumferential surface of the inner ring fire cover.
9. The outer ring fire cover of claim 1, wherein the number of the communication parts is plural, and the plural communication parts are uniformly distributed on the upper side surface of the fire cover body along the circumferential direction of the fire cover body.
10. A gas stove comprises an inner ring fire cover and a gas mixing chamber, and is characterized by further comprising an outer ring fire cover as claimed in any one of claims 1 to 9, wherein the outer ring fire cover is rotatably arranged on the gas mixing chamber, and the inner side surface of the outer ring fire cover is in contact with the outer peripheral surface of the inner ring fire cover.
CN202010889137.2A 2020-08-28 2020-08-28 Outer ring fire lid and gas-cooker Active CN111964064B (en)

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CN111964064B CN111964064B (en) 2021-06-04

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0552135A2 (en) * 1992-01-13 1993-07-21 SMEG S.p.A. Improved gas cooker burner with three concentric flames
CN201043749Y (en) * 2007-01-26 2008-04-02 徐宁 Stove burner
CN109307267A (en) * 2017-07-26 2019-02-05 青岛海尔智慧厨房电器有限公司 Burner fire cover, low-flame burner and gas stove
CN109959000A (en) * 2017-12-26 2019-07-02 宁波方太厨具有限公司 A kind of burner for gas-cooker
CN109959004A (en) * 2017-12-26 2019-07-02 宁波方太厨具有限公司 A kind of burner for gas-cooker
CN110864291A (en) * 2019-10-09 2020-03-06 宁波方太厨具有限公司 Stove burner
CN110966601A (en) * 2018-09-30 2020-04-07 宁波方太厨具有限公司 Fire cover for gas stove
JP2020091094A (en) * 2018-12-07 2020-06-11 山岡金属工業株式会社 Multi-flame burner
CN210861088U (en) * 2019-09-17 2020-06-26 宁波方太厨具有限公司 Fire cover for gas stove

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0552135A2 (en) * 1992-01-13 1993-07-21 SMEG S.p.A. Improved gas cooker burner with three concentric flames
CN201043749Y (en) * 2007-01-26 2008-04-02 徐宁 Stove burner
CN109307267A (en) * 2017-07-26 2019-02-05 青岛海尔智慧厨房电器有限公司 Burner fire cover, low-flame burner and gas stove
CN109959000A (en) * 2017-12-26 2019-07-02 宁波方太厨具有限公司 A kind of burner for gas-cooker
CN109959004A (en) * 2017-12-26 2019-07-02 宁波方太厨具有限公司 A kind of burner for gas-cooker
CN110966601A (en) * 2018-09-30 2020-04-07 宁波方太厨具有限公司 Fire cover for gas stove
JP2020091094A (en) * 2018-12-07 2020-06-11 山岡金属工業株式会社 Multi-flame burner
CN210861088U (en) * 2019-09-17 2020-06-26 宁波方太厨具有限公司 Fire cover for gas stove
CN110864291A (en) * 2019-10-09 2020-03-06 宁波方太厨具有限公司 Stove burner

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