CN219014310U - Burner cover for burner of gas stove, burner of gas stove and gas stove - Google Patents
Burner cover for burner of gas stove, burner of gas stove and gas stove Download PDFInfo
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- CN219014310U CN219014310U CN202221716603.8U CN202221716603U CN219014310U CN 219014310 U CN219014310 U CN 219014310U CN 202221716603 U CN202221716603 U CN 202221716603U CN 219014310 U CN219014310 U CN 219014310U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
A fire lid, gas-cooker's combustor and gas-cooker for gas-cooker's combustor. The fire cover include lid portion and encircle the inside wall and the lateral wall of lid portion, lid portion with inside wall and lateral wall define a depressed part that is used for holding the gas, be equipped with the play fire hole that supplies the gas to flow on the lateral wall, go out the fire hole including first play fire hole and second play fire hole, first play fire hole with the second goes out the fire hole all with the depressed part is linked together, first play fire hole with the play fire direction of second play fire hole is different in order to form two rings of flames. Under the fire lid application state, flow out flame direction difference from first fire hole and second fire hole, different flame direction can form inside and outside two rings of flames in cooking utensil's bottom, this can form two different high temperature areas in cooking utensil's bottom, heats cooking utensil's different positions for the flame of cooking utensil bottom is stable and even.
Description
[ field of technology ]
The application relates to the field of gas cookers, in particular to a fire cover for a burner of a gas cooker, the burner of the gas cooker and the gas cooker.
[ background Art ]
The prior art CN213453754U discloses a gas stove with a positioning-free flame divider, which comprises a stove head, wherein an outer flame divider and an inner flame divider are arranged on the stove head, the outer flame divider is rotatably arranged on the stove head, a plurality of annular uniformly distributed flame outlet holes and a plurality of annular uniformly distributed ignition holes are arranged on the periphery of the outer flame divider, the flame outlet holes are obliquely arranged, the included angle between the flame outlet holes and the horizontal plane is c, c=34-36 degrees, the ignition holes are obliquely arranged, the included angle between the ignition holes and the horizontal plane is d, and d=34-36 degrees. The number of the fire outlet holes and the ignition holes is reasonable in design, but the number of the fire outlet holes of the outer distributor is only one, flames coming out of the fire outlet holes of the outer distributor are only one ring, and the number of the flames in a high-temperature area formed by the cooking utensil is only one.
[ utility model ]
An object of an embodiment of the present utility model is to provide a fire cover for a burner of a gas cooker, and a gas cooker, which are improved with respect to at least one of the above technical problems.
In order to achieve the above object, an aspect of the embodiments of the present utility model relates to a fire cover for a burner of a gas stove, including a cover portion, and an inner side wall and an outer side wall surrounding the cover portion, wherein the cover portion, the inner side wall and the outer side wall define a recess for containing gas, and the outer side wall is provided with a fire outlet for the gas to flow out, the fire outlet includes a first fire outlet and a second fire outlet, the first fire outlet and the second fire outlet are both communicated with the recess, and the fire outlet directions of the first fire outlet and the second fire outlet are different to form a two-ring flame.
By adopting the structure, under the use state of the fire cover, the flame flowing out from the first fire outlet hole and the second fire outlet hole are different in direction, different flame directions can form inner and outer two-ring flames at the bottom of the cooking appliance, two different high-temperature areas can be formed at the bottom of the cooking appliance, two circles of high-temperature flames are formed, and different positions of the cooking appliance are heated. The full-automatic flame cooker can increase the fullness of flame at the bottom of the cooker, so that the flame at the bottom of the cooker is stable and uniform, and the heat efficiency is improved on the basis of full combustion of fuel gas.
Further, local circulation is formed between different air flows flowing out of the first fire outlet hole and the second fire outlet hole, and through increasing air flow disturbance, full mixing of secondary air and fuel gas is promoted, so that the burnout rate of the fuel gas is improved, the concentration of carbon monoxide in the flue gas is reduced, and the whole cooking environment is safer.
In a possible embodiment, the angle α between the first fire hole and the horizontal plane is different from the angle β between the second fire hole and the horizontal plane.
Therefore, the different flame outlet angles enable the directions of air flows sprayed from the flame outlets to be different, and the directions of flames sprayed from the first flame outlet and the second flame outlet are different, so that the inner and outer two-ring flames are formed by one flame cover, two different high-temperature areas are formed at the bottom of the cooking appliance, and the flames at the bottom of the cooking appliance are more stable and uniform; on the other hand, different air flow directions form local circulation mutually, so that air flow disturbance can be increased, fuel gas flowing out of the first fire outlet hole and the second fire outlet hole can be fully combusted, the heating effect is further improved, the emission of carbon monoxide is reduced, the whole cooking environment is safer, and the heat efficiency is improved on the basis of fully combusting the fuel gas.
In a possible embodiment, the angle difference between the angle α and the angle β is not less than 10 degrees. Therefore, the proper angle difference is favorable for forming inner and outer ring fires by the fire cover, so that the inner and outer ring fires formed by the flames flowing out from the first fire outlet holes and the second fire outlet holes are more uniform and have wider firepower, the combustion is more sufficient, and the thermal efficiency is higher.
In a possible embodiment, the included angle α between the first fire outlet and the horizontal plane is 25 degrees, and the included angle β between the second fire outlet and the horizontal plane is 35 degrees.
The selection of the fire hole angle has influence on whether the combustion is sufficient or not and the combustion efficiency, the smaller the fire hole angle is, the flame tends to be horizontal, the contact between the flame and secondary air is sufficient, the combustion performance is good, the carbon monoxide content in the flue gas is low, but the thermal efficiency is reduced; conversely, as the fire hole angle increases, the thermal efficiency increases, but carbon monoxide increases, so the choice of fire hole angle is important.
The included angle between the first fire outlet hole and the horizontal plane is 25 degrees, and the included angle between the second fire outlet hole and the horizontal plane is 35 degrees, so that the flame flowing out of the first fire outlet hole forms an outer ring flame, the flame flowing out of the second fire outlet hole forms an inner ring flame, and a proper interval is formed between the inner ring flame and the outer ring flame. The flame can fully contact with air, the fuel gas is fully combusted, the flame is more stable and uniform, the content of carbon monoxide is reduced, the distribution range of the flame is improved, and the thermal efficiency is improved.
In a possible embodiment, the total area of the second fire outlet holes is larger than the total area of the first fire outlet holes. This makes the flame flowing out of the second flame outlet hole form an inner ring flame which is larger as a whole than the flame flowing out of the first flame outlet hole form an outer ring flame, the temperature of the inner ring flame forming a high temperature zone is higher than that of the outer ring flame, and food is generally located in the middle zone in the cooking appliance, which can further improve the heat efficiency.
In a possible embodiment, the outer side wall has an outer circumferential surface extending in a circumferential direction, the outer side wall has a protruding portion protruding from the outer circumferential surface, and the first fire hole is located in the protruding portion.
With this structure, the first and second fire holes are provided in the outer side wall of the fire cover, and the first fire hole is located at the protruding portion of the outer circumferential surface, and the second fire hole is located on the outer circumferential surface. Since the protruding portion protrudes outward with respect to the outer circumferential surface, the first fire hole and the second fire hole are located on different circumferential surfaces in the horizontal cross section of the fire cover. Therefore, in the use state of the fire cover, the flame flowing out of the first fire outlet hole and the flame flowing out of the second fire outlet hole can form inner and outer two-ring flames, the flame flowing out of the first fire outlet hole forms an outer ring flame, and the flame flowing out of the second fire outlet hole forms an inner ring flame. The flames flowing out of the first fire outlet holes and the second fire outlet holes can form two different high-temperature areas on the cooking utensil to form two circles of high-temperature flames, and the different positions of the cooking utensil are heated. The full-automatic flame cooker can increase the fullness of flame at the bottom of the cooker, so that the flame at the bottom of the cooker is stable and uniform, and the heat efficiency is improved on the basis of full combustion of fuel gas.
Further, local circulation is formed between different air flows flowing out of the first fire outlet hole and the second fire outlet hole, and through increasing air flow disturbance, full mixing of secondary air and fuel gas is promoted, so that the burnout rate of the fuel gas is improved, the concentration of carbon monoxide in the flue gas is reduced, and the whole cooking environment is safer.
In a possible embodiment, the distance from the first fire hole to the center line of the fire cover is greater than the distance from the second fire hole to the center line of the fire cover.
Therefore, the distances from the port part of the first fire outlet hole to the center line of the fire cover are different from the distances from the port end of the second fire outlet hole to the center line of the fire cover, and on the surface perpendicular to the center line of the fire cover, the port part of the first fire outlet hole and the port part of the second fire outlet hole are positioned on different circumferences, so that flames flowing out from the first fire outlet hole and the second fire outlet hole form two circles of flames at the bottom of the cooking utensil, two different high-temperature areas are formed at the bottom of the cooker, the fullness of the flame at the bottom of the cooker can be increased, the bottom of the cooker is stable and more uniform, and the heat efficiency is improved on the basis of full combustion of fuel gas.
In a possible embodiment, the first fire outlets and the second fire outlets are alternately arranged at intervals along the circumferential direction of the wall.
It should be noted that "alternately distributed" refers to that each group of first fire holes and each group of second fire holes are alternately distributed alternately, and the number of each group of first fire holes and each group of second fire holes is designed according to the needs.
The flame flowing out of the first flame outlet hole and the second flame outlet hole can form inner and outer two-ring fires, and the inner and outer two-ring fires are more stable and uniform.
In a possible embodiment, the flame stabilizing device further comprises a flame stabilizing groove located below the fire outlet hole, wherein the flame stabilizing groove is a circle of grooves formed in the circumferential direction of the fire cover and connected end to end, and is used for stabilizing flames formed by fuel gas flowing out of the fire outlet hole. Thus, the relatively small flame formed by the gas flowing out of the flame stabilizing groove is used for heating, and also plays a role of stabilizing the flame so as to stabilize the inner and outer annular flames formed by the gas flowing out of the first flame outlet hole and the second flame outlet hole.
In a possible embodiment, the fire cover is an outer ring fire cover.
In a possible embodiment, it is an integrally formed unitary piece. This facilitates the manufacturing of fire cover and increases cost efficiency.
Another aspect of embodiments of the utility model is directed to a burner comprising a fire cover as described above.
In a possible embodiment, the gas burner further comprises a fire cover base, the fire cover is arranged on the fire cover base, and the concave part is matched with the fire cover base to form a gas containing cavity for containing gas.
Another aspect of the embodiments of the present utility model relates to a gas cooker, including a burner for a gas cooker as described above.
[ description of the drawings ]
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. Wherein, the liquid crystal display device comprises a liquid crystal display device,
FIG. 1 is a schematic perspective view of a fire cover according to an embodiment of the utility model;
FIG. 2 is a cross-sectional view taken along the line A-A of FIG. 1;
fig. 3 is an enlarged view of fig. 2 at B;
FIG. 4 is a partial cross-sectional view of a fire cover according to an embodiment of the utility model;
FIG. 5 is a partial cross-sectional view of a fire cover according to an embodiment of the utility model in another direction;
FIG. 6 is a perspective view of a burner according to an embodiment of the present utility model;
FIG. 7 is a cross-sectional view of FIG. 6;
reference numerals:
Recess 14 of outer sidewall 13 of inner sidewall 12 of cover 11
The outer circumferential surface 17 of the first fire outlet hole 15 and the second fire outlet hole 16
Inner ring fire cover 50 of air cavity 19 of protruding part 18
[ detailed description ] of the utility model
For a further understanding of the objects, constructions, features, and functions of the present application, the cooperating embodiments are described in detail below.
First, a fire cover 10 of a burner 100 of a gas range is described, and as shown in fig. 1 to 5, the fire cover 10 includes a cover body 11, and an inner side wall 12 and an outer side wall 13 disposed around the cover body 11, wherein the cover body 11, the inner side wall 12 and the outer side wall 13 define a recess 14 for containing gas.
As shown in fig. 1 and 2, the outer side wall 13 is provided with a plurality of fire holes for the fuel gas to flow out, and the fire holes are distributed on the outer side wall 13 at intervals along the circumferential direction. As shown in the figure, the fire outlet holes include a first fire outlet hole 15 and a second fire outlet hole 16, the first fire outlet hole 15 and the second fire outlet hole 16 are both communicated with the recess 14, and in the use state of the fire cover 10, the fuel gas in the recess 14 can flow out through the first fire outlet hole 15 and the second fire outlet hole 16 to form a flame.
The positions and/or the flame discharging directions of the first flame discharging hole 15 and the second flame discharging hole 16 on the outer side wall 13 are different, and flames flowing out of the first flame discharging hole 15 and the second flame discharging hole 16 form inner and outer two-ring flames at the bottom of the cooking utensil to form two high-temperature areas. That is, one fire cover 10 forms two rings of flames and two high temperature areas, which can heat different positions of the cooking appliance, and increase the fullness and width of the flames of the cooking appliance, so that the flames of the cooking appliance are more stable, thereby being beneficial to improving the heat efficiency.
In one embodiment of the present utility model, the first and second fire outlets 15 and 16 have different fire directions. Therefore, in the use state of the fire cover 10, the flame directions of the fire flows out of the first fire outlet hole 15 and the second fire outlet hole 16 are different, and the different flame directions can form inner and outer two-ring flames at the bottom of the cooking appliance, so that two different high-temperature areas can be formed at the bottom of the cooking appliance, two circles of high-temperature flames are formed, and different positions of the cooking appliance are heated. The full-automatic flame cooker can increase the fullness of flame at the bottom of the cooker, so that the flame at the bottom of the cooker is stable and uniform, and the heat efficiency is improved on the basis of full combustion of fuel gas.
Further, local circulation is formed between different air flows flowing out of the first fire outlet holes 15 and the second fire outlet holes 16, and through increasing air flow disturbance, the full mixing of secondary air and fuel gas is promoted, so that the burnout rate of the fuel gas is improved, the concentration of carbon monoxide in the flue gas is reduced, and the whole cooking environment is safer.
As shown in fig. 4 and 5, the angle α between the first fire hole 15 and the horizontal plane is different from the angle β between the second fire hole 16 and the horizontal plane. In one possible embodiment, the angle α between the first fire hole 15 and the horizontal plane is smaller than the angle β between the second fire hole 16 and the horizontal plane. In another possible embodiment, the angle α between the first fire hole 15 and the horizontal plane is larger than the angle β between the second fire hole 16 and the horizontal plane.
The angle difference between the included angle alpha of the first fire outlet hole 15 and the horizontal plane and the included angle beta of the second fire outlet hole 16 and the horizontal plane is not less than 10 degrees. The proper angle difference is beneficial to the formation of inner and outer ring fires by the fire cover 10, so that the inner and outer ring fires formed by the flames flowing out of the first fire holes and the second fire holes are more uniform and have wider fire power, so that the combustion is more sufficient and the thermal efficiency is higher.
In one embodiment, the angle difference between the first fire hole 15 and the horizontal plane and the angle β between the second fire hole 16 and the horizontal plane is 10 degrees. Wherein, the included angle α between the first fire hole 15 and the horizontal plane is 25 degrees, and the included angle β between the second fire hole 16 and the horizontal plane is 35 degrees.
The selection of the fire hole angle has influence on whether the combustion is sufficient or not and the combustion efficiency, the smaller the fire hole angle is, the flame tends to be horizontal, the contact between the flame and secondary air is sufficient, the combustion performance is good, the carbon monoxide content in the flue gas is low, but the thermal efficiency is reduced; conversely, as the fire hole angle increases, the thermal efficiency increases, but carbon monoxide increases, so the choice of fire hole angle is important.
The included angle between the first flame outlet hole 15 and the horizontal plane is set to 25 degrees, and the included angle between the second flame outlet hole 16 and the horizontal plane is set to 35 degrees, so that the flame flowing out of the first flame outlet hole 15 forms an outer ring flame, the flame flowing out of the second flame outlet hole forms an inner ring flame, and a proper interval is formed between the inner ring flame and the outer ring flame. The flame can fully contact with air, the fuel gas is fully combusted, the flame is more stable and uniform, the content of carbon monoxide is reduced, the distribution range of the flame is improved, and the thermal efficiency is improved.
The first and second flame- out holes 15 and 16 are alternately arranged at intervals in the circumferential direction of the outer sidewall 13. "alternately distributed with each other" means that each set of first fire holes 15 and each set of second fire holes 16 are alternately distributed with each other, and the number of each set of first fire holes 15 and each set of second fire holes 16 is designed according to the need. In this embodiment, there are 1 first fire hole 15 per group and 2 second fire holes 16 per group.
As shown in fig. 1 and 2, the number of the second fire holes 16 is greater than the number of the first fire holes 15. The total area of the second fire holes 16 is larger than the total area of the first fire holes 15. This makes the flame flowing out of the second flame-out holes 16 to form an inner ring flame which is larger overall than the flame flowing out of the first flame-out holes 15 to form an outer ring flame, and the inner ring flame forms a higher temperature zone than the outer ring flame, so that the food is generally located in the middle zone in the cooking appliance, which can further improve the heat efficiency.
As shown in fig. 1, the fire cover 10 further includes a flame stabilizing groove 20 located below the fire outlet, and the flame stabilizing groove 20 is a ring of grooves formed in the circumferential direction of the fire cover 10 and connected end to end. The flame stabilizing groove 20 is internally provided with flame stabilizing holes 21 extending along the circumferential direction of the flame stabilizing groove 20, and the fuel gas flowing out of the flame stabilizing holes 21 forms smaller flames, and plays a role in stabilizing the flames except for heating, so as to stabilize the inner and outer ring flames formed by the fuel gas flowing out of the first flame outlet holes 15 and the second flame outlet holes 16.
In another embodiment of the utility model, the first fire outlet hole 15 and the second fire outlet hole 16 are arranged at different positions of the outer side wall 13, so that flames flowing out of the first fire outlet hole 15 and the second fire outlet hole 16 form inner and outer two-ring flames at the bottom of the cooking utensil to form two high-temperature areas.
As shown, the outer sidewall 13 has an outer circumferential surface 17 extending in the circumferential direction of the fire cover 10, and the second fire outlet hole 16 is provided on the outer circumferential surface 17. The outer sidewall 13 has a protrusion 18 protruding from the outer circumferential surface 17, and the first fire hole 15 is located on the protrusion 18.
Since the protruding portion 18 protrudes outward with respect to the outer circumferential surface 17, the first fire hole and the second fire hole are located on different circumferential surfaces in the horizontal cross section of the fire cover 10. Thus, in the use state of the fire cover 10, the flame flowing out of the first fire hole and the flame flowing out of the second fire hole can form an inner ring flame and an outer ring flame, the flame flowing out of the first fire hole 15 forms an outer ring flame, and the flame flowing out of the second fire hole 16 forms an inner ring flame. The flames flowing out of the first fire outlet holes 15 and the second fire outlet holes 16 can form two different high-temperature areas on the cooking appliance, form two circles of high-temperature flames, and heat different positions of the cooking appliance. The full-automatic flame burner can increase the fullness of the flame at the bottom of the cooking utensil, so that the flame at the bottom of the cooking utensil is stable and uniform, and the heat efficiency is improved on the basis of full combustion of fuel gas.
Further, local circulation is formed between different air flows flowing out of the first fire outlet holes 15 and the second fire outlet holes 16, and through increasing air flow disturbance, the full mixing of secondary air and fuel gas is promoted, so that the burnout rate of the fuel gas is improved, the concentration of carbon monoxide in the flue gas is reduced, and the whole cooking environment is safer.
The distance from the end portion of the first fire hole 15 to the center line of the fire cover 10 is greater than the distance from the end portion of the second fire hole 16 to the center line of the fire cover 10. On the face perpendicular to the center line of the fire cover 10, the port part of the first fire hole 15 and the port part of the second fire hole 16 are located on different circumferences, so that flames flowing out of the first fire hole and the second fire hole form two circles of flames at the bottom of the cooking utensil, two different high-temperature areas are formed at the bottom of the cooker, the fullness of the flame at the bottom of the cooker can be increased, the bottom of the cooker is stable and more uniform, and the heat efficiency is improved on the basis of full combustion of fuel gas.
The difference between the distance from the first fire hole 15 to the center line of the fire cover 10 and the distance from the second fire hole 16 to the center line of the fire cover 10 is 1 mm or more and 3 mm or less. In this embodiment, as shown in fig. 3, the difference d between the distance from the first fire hole 15 to the center line of the fire cover 10 and the distance from the second fire hole 16 to the center line of the fire cover 10 is 1.5 mm.
The inner and outer two-ring flames formed at the bottom of the cooking utensil by the flames flowing out of the first fire outlet holes 15 and the second fire outlet holes 16 are separated by a proper distance, and the flame distribution range is wider, so that one fire cover 10 can generate two-ring flames to heat the cooking utensil from different positions, the cooking utensil is heated more uniformly, and the heating uniformity of the cooking utensil is further improved.
The fire cover 10 described above is an outer ring fire cover 10. Since the outer ring fire cover 10 is far from the center of the fire cover 10 relative to the inner ring fire cover 10, it is more necessary to provide the first fire outlet holes 15 and the second fire outlet holes 16 on the outer ring fire cover 10 to form two rings of flames, so that the heat efficiency can be better improved.
As shown in fig. 6 and 7, the burner 100 further includes an inner ring fire cover 50, and an outer ring fire cover 10 is disposed around the periphery of the inner ring fire cover 50. The inner ring fire cover 10 is also provided with corresponding fire outlet holes for fuel gas to flow out, the flame flowing out of the fire outlet holes of the inner ring fire cover 10 can form inner ring flames, the first fire outlet holes 15 and the second fire outlet holes 16 of the outer ring fire cover 10 flow out to form two rings of flames, so that the burner 100 can form three rings of flames under the condition of having the inner ring fire cover 10 and the outer ring fire cover 10, the flames at the bottom of the cooking utensil are more filled and more uniform, and the heat efficiency of the burner 100 is improved.
The burner 100 further includes a fire cover base 30, the fire cover 10 is detachably covered on the fire cover base 30, and the concave portion 14 and the fire cover 10 base cooperate to form a gas-containing cavity 19 for containing fuel gas. The gas-containing cavity 19 is communicated with the first fire hole 15 and the second fire hole 16, and the gas in the gas-containing cavity 19 can flow out through the first fire hole 15 and the second fire hole 16 to form two rings of flames respectively.
The fire cover base 30 and the fire cover 10 form a burner 40.
The burner 100 further includes a burner base 60, and the burner 40 is detachably disposed on the burner base 60. The combustor 100 base includes an inner ring injection system and an outer ring injection system. The inner ring injection system comprises an inner ring gas nozzle, an inner ring injection pipe connected with the inner ring gas nozzle and an inner ring pressure stabilizing cavity connected with the inner ring injection pipe. The outer ring injection system comprises an outer ring gas nozzle, an outer ring injection pipe connected with the outer ring gas nozzle and an outer ring pressure stabilizing cavity connected with the outer ring injection pipe. The outer ring pressure stabilizing cavity is communicated with the air accommodating cavity 19.
After passing through the inner ring injection pipe, the fuel gas enters the inner ring pressure stabilizing cavity, and the air flow entering the inner ring pressure stabilizing cavity finally flows to the fire outlet hole of the inner ring fire cover 50 to form inner ring flame.
The fuel gas enters the outer ring pressure stabilizing cavity after passing through the outer ring injection pipe, then enters the air containing cavity 19, finally flows to the first fire outlet hole 15 and the second fire outlet hole 16 of the outer ring fire cover 10, and finally forms two rings of flames.
Finally, the present application also provides a gas range including the burner 100 for a gas range according to any one of the above embodiments.
The various embodiments described in connection with fig. 1-7 may be combined with each other in any given manner to achieve the advantages of the present utility model. The present utility model is not limited to the embodiments shown, and means other than those shown may be used in general as long as the same effects can be achieved.
Claims (14)
1. The utility model provides a fire lid (10) for combustor (100) of gas-cooker, includes lid portion (11) and encircles inside wall (12) and outside wall (13) of lid portion (11), lid portion (11) with inside wall (12) and outside wall (13) define a depressed part (14) that are used for holding the gas, be equipped with the play fire hole that supplies the gas to flow out on outside wall (13), a serial communication port, go out fire hole including first fire hole (15) and second fire hole (16), first fire hole (15) with second fire hole (16) all with depressed part (14) are linked together, first fire hole (15) with the play fire direction of second fire hole (16) is different in order to form two ring flames.
2. The burner (100) cover (10) of a gas range according to claim 1, wherein the angle α of the first flame exit hole (15) to the horizontal plane is different from the angle β of the second flame exit hole (16) to the horizontal plane.
3. The burner cover (10) of a gas range burner (100) according to claim 2, wherein the angular difference between said included angle α and said included angle β is not less than 10 degrees.
4. A fire cover (10) of a burner (100) of a gas range according to claim 2 or 3, characterized in that the first fire outlet opening (15) has an angle α of 25 degrees to the horizontal and the second fire outlet opening (16) has an angle β of 35 degrees to the horizontal.
5. A fire cover (10) for a burner (100) of a gas range according to claim 2 or 3, characterized in that the total area of the second fire outlet holes (16) is greater than the total area of the first fire outlet holes (15).
6. The burner cover (10) of a gas range burner (100) according to claim 1, wherein the outer side wall (13) has an outer circumferential surface (17) extending in a circumferential direction, the outer side wall (13) has a protrusion (18) protruding from the outer circumferential surface (17), and the first flame exit hole (15) is located at the protrusion (18).
7. The fire cover (10) of a burner (100) of a gas range according to claim 6, wherein a distance from an end portion of the first fire hole (15) to a center line of the fire cover (10) is greater than a distance from an end portion of the second fire hole (16) to a center line of the fire cover (10).
8. The burner cover (10) of a gas range burner (100) according to claim 1, wherein the first and second flame-out holes (15, 16) are alternately arranged at intervals along the circumferential direction of the outer side wall (13).
9. The burner cover (10) of a gas range burner (100) according to claim 1, further comprising a flame stabilizing groove (20) located below the fire outlet hole, wherein the flame stabilizing groove (20) is a ring of grooves formed in the circumferential direction of the burner cover (10) and connected end to end for stabilizing a flame formed by the gas flowing out of the fire outlet hole.
10. The fire cover (10) of a burner (100) of a gas cooker according to claim 1, characterized in that the fire cover (10) is an outer ring fire cover (10).
11. The burner cover (10) of a gas range burner (100) of claim 1, being an integrally formed unitary piece.
12. A burner (100) of a gas range, characterized by comprising a fire cover (10) according to any one of the preceding claims.
13. The burner (100) of claim 12, further comprising a fire cover base (30), wherein the fire cover (10) is disposed over the fire cover base (30), and wherein the recess (14) cooperates with the fire cover base (30) to form a gas-containing chamber (19) for containing gas.
14. A gas range, characterized by comprising a burner (100) of a gas range according to claim 12 or 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221716603.8U CN219014310U (en) | 2022-07-04 | 2022-07-04 | Burner cover for burner of gas stove, burner of gas stove and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221716603.8U CN219014310U (en) | 2022-07-04 | 2022-07-04 | Burner cover for burner of gas stove, burner of gas stove and gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219014310U true CN219014310U (en) | 2023-05-12 |
Family
ID=86252651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221716603.8U Active CN219014310U (en) | 2022-07-04 | 2022-07-04 | Burner cover for burner of gas stove, burner of gas stove and gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219014310U (en) |
-
2022
- 2022-07-04 CN CN202221716603.8U patent/CN219014310U/en active Active
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