Combustor and gas stove
By setting inner and outer ring fire holes in the burner and using gas baffles to adjust the gas flow, the problems of uneven flame distribution and high noise are solved, and efficient stir-frying and noise reduction effects are achieved.
Patent Information
- Application Number
- CN202421681993.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-16
- Publication Date
- 2025-09-12
- Estimated Expiration
- 2034-07-16
AI Technical Summary
Existing direct-fire burners have uneven flame distribution and insufficient local temperature, which cannot meet the user's stir-frying needs, and the combustion noise is relatively high.
A burner is designed, in which outer ring fire holes and inner ring fire holes are arranged on the inner side of the burner. The gas flow is adjusted by a gas baffle, and the flame is concentrated at the bottom of the pot to increase thermal efficiency. The gas noise is blocked by the gas baffle to achieve a noise reduction effect.
It achieves flame concentration, improves cooking thermal efficiency, meets stir-frying needs, and at the same time reduces combustion noise and improves combustion stability.
Smart Images
Figure CN223331716U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of kitchen appliances, in particular to a burner and a gas stove. Background Art
[0002] Because the performance of direct-fire burners is relatively stable, the vast majority of burners on the market are direct-fire burners.
[0003] Direct-fire burners are generally drilled on the outside, so the combustion air of the inner and outer ring flames is easy to replenish, there is less flame interference, the performance is easy to adjust, and it is relatively stable. However, this also leads to blind spots in heating. For example, the inner and outer rings are far apart, the overall burner flame is unevenly distributed, and the local temperature is insufficient, which cannot meet the user's stir-frying needs.
[0004] Therefore, a burner is urgently needed to solve the above problems. Utility Model Content
[0005] The present invention aims to solve at least one of the problems existing in the existing related technologies to a certain extent. To this end, the present invention proposes a burner whose combustion flame is relatively concentrated. The thermal efficiency is higher when concentrated at the bottom of the cooking pot, which is beneficial for users to stir-fry and has a good noise reduction effect.
[0006] The above purpose is achieved through the following technical solutions:
[0007] A burner comprising:
[0008] The fire divider includes a fire divider body and an outer ring fire divider groove and an inner ring fire divider groove provided on the upper side of the fire divider body, wherein the inner ring fire divider groove is provided on the inner side of the outer ring fire divider groove, an outer ring air inlet is provided at the bottom of the outer ring fire divider groove, and an inner ring air inlet is provided at the bottom of the inner ring fire divider groove;
[0009] The outer fire cover comprises an outer fire cover body and an outer ring fire hole provided on the inner side of the outer fire cover body, wherein the outer fire cover body and the outer ring fire dividing groove are combined to form an outer ring air passage;
[0010] The inner fire cover comprises an inner fire cover body and an inner ring fire hole provided on the inner side of the inner fire cover body, wherein the inner fire cover body and the inner ring fire dividing groove are combined to form an inner ring air passage;
[0011] a first air blocker, disposed above the outer ring air inlet, for blocking a portion of the outer ring air inlet area; and / or
[0012] The second air baffle is arranged above the inner ring air inlet and is used to block part of the area of the inner ring air inlet.
[0013] Optionally, the total area of the outer ring fire holes is S1, the area of the outer ring air inlet not blocked by the first air baffle is S2, and S2=1.2S1.
[0014] Optionally, the total area of the inner ring fire holes is S3, the area of the inner ring air inlet not blocked by the second air baffle is S4, and S4=1.2S3.
[0015] Optionally, the first end of the first air blocker is connected to the first inner wall of the outer ring air duct, and there is a first air outlet gap between the second end of the first air blocker and the second inner wall of the outer ring air duct, the vertical projection width of the first air outlet gap is W1, W1 ≥ 2.5 mm, the first end of the first air blocker is arranged opposite to the second end of the first air blocker, and the first inner wall of the outer ring air duct and the second inner wall of the outer ring air duct are arranged opposite to each other.
[0016] Optionally, a first limiting step is provided on the lower side of the outer end portion of the outer fire cover body, and the outer end portion of the outer fire cover body abuts against the upper side of the outer side wall of the outer ring fire dividing groove, and the first limiting step abuts against the inner side of the outer side wall of the outer ring fire dividing groove and is located above the first air stop, and the first air outlet gap is formed between the second end of the first air stop and the first limiting step.
[0017] Optionally, the first end of the second air baffle is connected to the first inner wall of the inner ring air duct, and a second air outlet gap is provided between the second end of the second air baffle and the second inner wall of the inner ring air duct, the width of the second air outlet gap projected in the vertical direction is W2, W2 ≥ 2 mm, the first end of the second air baffle is arranged opposite to the second end of the second air baffle, and the first inner wall of the inner ring air duct is arranged opposite to the second inner wall of the inner ring air duct.
[0018] Optionally, a second limiting step is provided on the lower side of the outer end portion of the inner fire cover body, the outer end portion of the inner fire cover body abuts against the upper side of the outer side wall of the inner ring fire dividing groove, the second limiting step abuts against the inner side of the outer side wall of the inner ring fire dividing groove, and the second air outlet gap is formed between the second end of the second air baffle and the second limiting step.
[0019] Optionally, the outer fire cover further comprises a first inclined portion arranged on the inner side of the outer fire cover body, the first inclined portion being inclined downward from the outside to the inside, and the outer ring fire hole being opened on the first inclined portion; and / or
[0020] The inner fire cover further comprises a second inclined portion arranged on the inner side of the inner fire cover body, the second inclined portion being arranged to be inclined downward from the outside to the inside, and the inner ring fire hole being opened on the second inclined portion.
[0021] Optionally, it also includes an ignition needle, which is arranged on the inner side of the inner ring ignition dividing groove. An ignition hole and a waterproof part are provided on the inner wall of the inner ring ignition dividing groove. The ignition needle is arranged opposite to the ignition hole, and the waterproof part is located above the ignition hole and the ignition needle.
[0022] Another aspect of the present invention provides a gas stove comprising the burner mentioned above.
[0023] Compared with the prior art, the present invention has at least the following beneficial effects:
[0024] The burner provided by the present invention arranges the outer ring flame hole on the inner side of the outer fire cover body and the inner ring flame hole on the inner side of the inner fire cover body, so that the outer ring flame and the inner ring flame can extend toward the middle of the burner, thereby making the burner flame more concentrated. The heat efficiency is higher and it is convenient for users to stir-fry. The first air baffle is provided above the outer ring air inlet and / or the second air baffle is provided above the inner ring air inlet to block the noise of the gas, thereby achieving a noise reduction effect. At the same time, the flow direction of part of the gas is changed, which can also achieve a certain flame stabilization effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 This is a schematic diagram of the three-dimensional structure of a burner provided in a specific embodiment of the utility model;
[0026] Figure 2 yes Figure 1 Exploded view of
[0027] Figure 3 yes Figure 1 A top view of
[0028] Figure 4 yes Figure 3 Cross-sectional view at AA in the middle;
[0029] Figure 5 This is one of the partial cross-sectional structural diagrams of the burner provided by the specific embodiment of the utility model;
[0030] Figure 6 This is the second schematic diagram of the partial cross-sectional structure of the burner provided in the specific embodiment of the present utility model.
[0031] In the picture:
[0032] 1. Ignition distributor; 11. Outer ring fire distributor groove; 111. Ignition hole; 1101. Inner ring air inlet; 1102. Inner ring air inlet channel; 12. Inner ring fire distributor groove; 1201. Outer ring air inlet; 1202. Outer ring air inlet channel; 13. Waterproof part; 100. Inner ring air channel; 200. Outer ring air channel;
[0033] 2. Inner fire cover; 21. Inner fire cover body; 22. Second inclined portion; 23. Inner ring fire hole; 24. Second limiting step;
[0034] 3. External fire cover; 31. External fire cover body; 32. First inclined portion; 33. External fire hole; 34. First limiting step;
[0035] 41. First air stopper; 42. Second air stopper;
[0036] 5. Ignition needle;
[0037] 6. Base. DETAILED DESCRIPTION
[0038] The following examples illustrate the present invention, but the present invention is not limited by these examples. Modifications to the specific embodiments of the present invention or equivalent replacements of some technical features without departing from the spirit of the present invention should be included in the scope of the technical solution claimed in the present invention.
[0039] Please refer to Figures 1-6 The utility model provides a burner, comprising a flame divider 1, an outer fire cover 3, an inner fire cover 2, a first air stopper 41 and / or a second air stopper 42. The flame divider 1 comprises a flame divider body 1 and an outer ring flame divider groove 11 and an inner ring flame divider groove 12 provided on the upper side of the flame divider body 1. The inner ring flame divider groove 12 is provided on the inner side of the outer ring flame divider groove 11. An outer ring air inlet 1201 is provided at the bottom of the outer ring fire divider groove 11, and an inner ring air inlet 1101 is provided at the bottom of the inner ring fire divider groove 12. The outer fire cover 3 comprises an outer fire cover body 31 and an outer ring fire hole 33 provided on the inner side of the outer fire cover body 31. The outer fire cover body 31 and the outer ring fire divider groove 11 cover each other to form an outer ring air duct 200. The inner fire cover 2 includes an inner fire cover body 21 and an inner ring fire hole 23 formed on the inner side of the inner fire cover body 21. The inner fire cover body 21 and the inner ring fire separation groove 12 together form the inner ring airway 100. The first air blocker 41 is located above the outer ring air inlet 1201 and is used to partially block the area of the outer ring air inlet 1201. The second air blocker 42 is located above the inner ring air inlet 1101 and is used to partially block the area of the inner ring air inlet 1101.
[0040] The burner provided by the present invention arranges the outer ring fire hole 33 on the inner side of the outer fire cover body 31 and the inner ring fire hole 23 on the inner side of the inner fire cover body 21, so that the outer ring flame and the inner ring flame can extend toward the middle of the burner, thereby making the burner flame more concentrated. The heat efficiency of the burner is higher and it is convenient for users to stir-fry. By arranging a first air baffle 41 above the outer ring air inlet 1201 and / or a second air baffle 42 above the inner ring air inlet 1101, the noise of the gas is blocked, thereby achieving a noise reduction effect. At the same time, the flow direction of part of the gas is changed, thereby achieving a certain flame stabilization effect.
[0041] Optionally, the total area of the outer ring fire holes 33 is S1, and the area of the outer ring air inlet 1201 not blocked by the first air baffle 41 is S2, S2=1.2S1, to ensure that sufficient gas can flow smoothly from the outer ring air inlet 1201 to the outer ring air duct 200 to meet the combustion load of the outer ring flame.
[0042] Optionally, the total area of the inner ring fire holes 23 is S3, and the area of the inner ring air inlet 1101 not blocked by the second air baffle 42 is S4, S4=1.2S3, to ensure that sufficient gas can flow smoothly from the inner ring air inlet 1101 to the inner ring air duct 100 to meet the combustion load of the inner ring flame.
[0043] Optionally, the first end of first air stopper 41 is connected to the first inner wall of outer ring air duct 200, and a first air outlet gap is defined between the second end of first air stopper 41 and the second inner wall of outer ring air duct 200. The vertical projection width of the first air outlet gap is W1, and W1 is ≥ 2.5 mm. The first end of first air stopper 41 and the second end of first air stopper 41 are disposed opposite each other, and the first inner wall of outer ring air duct 200 and the second inner wall of outer ring air duct 200 are disposed opposite each other. By setting W1 ≥ 2.5 mm, the air pressure distribution within outer ring air duct 200 is relatively uniform, thereby ensuring the combustion stability of the outer ring flame.
[0044] Optionally, a first limiting step 34 is provided on the lower side of the outer end of the outer fire cover body 31, and the outer end of the outer fire cover body 31 abuts against the upper side of the outer wall of the outer ring fire dividing groove 11, and the first limiting step 34 abuts against the inner side of the outer wall of the outer ring fire dividing groove 11 and is located above the first air stop 41, and a first air outlet gap is formed between the second end of the first air stop 41 and the first limiting step 34.
[0045] Optionally, the first end of second air stopper 42 is connected to the first inner wall of inner-ring air duct 100, and a second air outlet gap is defined between the second end of second air stopper 42 and the second inner wall of inner-ring air duct 100. The vertical projection of the second air outlet gap has a width W2, where W2 is ≥ 2 mm. The first end of second air stopper 42 is disposed opposite the second end of second air stopper 42, and the first inner wall of inner-ring air duct 100 is disposed opposite the second inner wall of inner-ring air duct 100. By setting W2 ≥ 2 mm, the air pressure distribution within inner-ring air duct 100 is relatively uniform, thereby ensuring the combustion stability of the inner-ring flame.
[0046] Optionally, a second limiting step 24 is provided on the lower side of the outer end of the inner fire cover body 21, and the outer end of the inner fire cover body 21 abuts against the upper side of the outer wall of the inner ring fire dividing groove 12, and the second limiting step 24 abuts against the inner side of the outer wall of the inner ring fire dividing groove 12, and a second air outlet gap is formed between the second end of the second air baffle 42 and the second limiting step 24.
[0047] Optionally, the outer fire cover 3 further includes a first inclined portion 32 disposed on the inner side of the outer fire cover body 31, the first inclined portion 32 being inclined downward from the outside to the inside, and the outer ring fire holes 33 being provided on the first inclined portion 32, so that the outer ring flame can extend and burn upward from the outside to the inside, licking the bottom of the pot, thereby increasing the licking area. And / or the inner fire cover 2 further includes a second inclined portion 22 disposed on the inner side of the inner fire cover body 21, the second inclined portion 22 being inclined downward from the outside to the inside, and the inner ring fire holes 23 being provided on the second inclined portion 22, so that the inner ring flame can extend and burn upward from the outside to the inside, licking the bottom of the pot, thereby increasing the licking area.
[0048] Optionally, it also includes an ignition needle 5, which is arranged on the inner side of the inner ring ignition dividing groove 12. The inner wall of the inner ring ignition dividing groove 12 is provided with an ignition hole 111 and a waterproof part 13. The ignition needle 5 is arranged opposite to the ignition hole 111, and the waterproof part 13 is located above the ignition hole 111 and the ignition needle 5. On the one hand, the waterproof part 13 can block the overflowing liquid from the pot to prevent the overflowing liquid from wetting the ignition flame. On the other hand, it can also stabilize the flame of the ignition flame.
[0049] Optionally, a base 6 is further included, on which an outer ring air inlet channel 1202 and an inner ring air inlet channel 1102 are provided. The outer ring air inlet channel 1202 is connected to the outer ring air inlet port 1201 , and the inner ring air inlet channel 1102 is connected to the inner ring air inlet port 1101 .
[0050] Another aspect of the present invention provides a gas stove comprising the burner mentioned above.
[0051] The above descriptions are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, and these all fall within the scope of protection of the present invention.
Claims
1. A burner, characterized in that: include: A fire divider (1) comprises a fire divider body, an outer ring fire divider groove (11) and an inner ring fire divider groove (12) provided on the upper side of the fire divider body, wherein the inner ring fire divider groove (12) is located inside the outer ring fire divider groove (11), an outer ring air inlet (1201) is provided at the bottom of the outer ring fire divider groove (11), and an inner ring air inlet (1101) is provided at the bottom of the inner ring fire divider groove (11); The outer fire cover (3) comprises an outer fire cover body (31) and an outer ring fire hole (33) provided on the inner side of the outer fire cover body (31), wherein the outer fire cover body (31) and the outer ring fire separation groove (11) are covered to form an outer ring air passage (200); The inner fire cover (2) comprises an inner fire cover body (21) and an inner ring fire hole (23) provided on the inner side of the inner fire cover body (21), wherein the inner fire cover body (21) and the inner ring fire separation groove (12) are covered to form an inner ring air passage (100); a first air blocker (41), arranged above the outer ring air inlet (1201), for blocking a portion of the area of the outer ring air inlet (1201); and / or The second air blocking member (42) is arranged above the inner ring air inlet (1101) and is used to block part of the area of the inner ring air inlet (1101).
2. The burner according to claim 1, characterized in that The total area of the outer ring fire holes (33) is S1, and the area of the outer ring air inlet (1201) not blocked by the first air blocking member (41) is S2, where S2=1.2S1.
3. The burner according to claim 1, characterized in that The total area of the inner ring fire holes (23) is S3, and the area of the inner ring air inlet (1101) not blocked by the second air blocking member (42) is S4, where S4=1.2S3.
4. The burner according to claim 1, characterized in that The first end of the first air blocker (41) is connected to the first inner wall of the outer ring air duct (200), and a first air outlet gap is provided between the second end of the first air blocker (41) and the second inner wall of the outer ring air duct (200), and the vertical projection width of the first air outlet gap is W1, W1≥2.5mm, the first end of the first air blocker (41) and the second end of the first air blocker (41) are arranged opposite to each other, and the first inner wall of the outer ring air duct (200) and the second inner wall of the outer ring air duct (200) are arranged opposite to each other.
5. The burner according to claim 4, characterized in that A first limiting step (34) is provided on the lower side of the outer end of the outer fire cover body (31), and the outer end of the outer fire cover body (31) abuts against the upper side of the outer side wall of the outer ring fire dividing groove (11). The first limiting step (34) abuts against the inner side of the outer side wall of the outer ring fire dividing groove (11) and is located above the first air stop (41). The first air outlet gap is formed between the second end of the first air stop (41) and the first limiting step (34).
6. The burner according to claim 1, characterized in that The first end of the second air baffle (42) is connected to the first inner wall of the inner ring air duct (100), and a second air outlet gap is provided between the second end of the second air baffle (42) and the second inner wall of the inner ring air duct (100), and the width of the second air outlet gap projected in the vertical direction is W2, W2≥2mm, the first end of the second air baffle (42) and the second end of the second air baffle (42) are arranged opposite to each other, and the first inner wall of the inner ring air duct (100) and the second inner wall of the inner ring air duct (100) are arranged opposite to each other.
7. The burner according to claim 6, characterized in that A second limiting step (24) is provided on the lower side of the outer end of the inner fire cover body (21), the outer end of the inner fire cover body (21) abuts against the upper side of the outer side wall of the inner ring fire dividing groove (12), the second limiting step (24) abuts against the inner side of the outer side wall of the inner ring fire dividing groove (12), and the second air outlet gap is formed between the second end of the second air baffle (42) and the second limiting step (24).
8. The burner according to any one of claims 1 to 7, characterized in that: The outer fire cover (3) further comprises a first inclined portion (32) arranged on the inner side of the outer fire cover body (31), the first inclined portion (32) being arranged to be inclined downward from the outside to the inside, and the outer ring fire hole (33) being provided on the first inclined portion (32); and / or The inner fire cover (2) further comprises a second inclined portion (22) arranged on the inner side of the inner fire cover body (21), the second inclined portion (22) being arranged to be inclined downward from the outside to the inside, and the inner ring fire hole (23) being provided on the second inclined portion (22).
9. The burner according to any one of claims 1 to 7, characterized in that: The invention also includes an ignition needle (5), the ignition needle (5) being arranged inside the inner ring ignition dividing groove (12), an ignition hole (111) and a waterproof portion (13) being arranged on the inner side wall of the inner ring ignition dividing groove (12), the ignition needle (5) being arranged opposite to the ignition hole (111), and the waterproof portion (13) being located above the ignition hole (111) and the ignition needle (5).
10. A gas stove, characterized in that: The burner comprises the burner according to any one of claims 1 to 9.