CN210153792U - Burner with a burner head - Google Patents
Burner with a burner head Download PDFInfo
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- CN210153792U CN210153792U CN201921049952.7U CN201921049952U CN210153792U CN 210153792 U CN210153792 U CN 210153792U CN 201921049952 U CN201921049952 U CN 201921049952U CN 210153792 U CN210153792 U CN 210153792U
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- outer ring
- peripheral wall
- injection pipe
- ring seat
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Abstract
The utility model discloses a burner, burner includes base (2) and outer loop fire lid (1). The base (2) comprises an outer ring seat (21) and an outer injection pipe (22), the outer ring seat (21) comprises an outer ring seat inner peripheral wall (211), an outer ring seat outer peripheral wall (212) and an outer ring distribution air passage (213) formed between the outer ring seat inner peripheral wall (211) and the outer ring seat outer peripheral wall (212), the outer ring distribution air passage (213) is in an annular groove shape and is provided with a top annular opening, the outer injection pipe (22) horizontally extends out from the outer ring seat inner peripheral wall (211), and an outlet of the outer injection pipe (22) is horizontally communicated with the outer ring distribution air passage (213); the outer ring fire cover (1) is covered on the outer ring seat (21) in a buckling mode and covers the top annular opening. The utility model discloses a combustor is whole more frivolous, pleasing to the eye, has avoided the long design of gas air flue, has optimized the combustion performance of combustor.
Description
Technical Field
The utility model relates to a domestic kitchen appliance field specifically relates to a combustor.
Background
At present, the existing complete upper air inlet burner is complex in structure and heavy in appearance, and due to the limitation of the size of an injection pipe, the injection capacity of the injection pipe is poor, so that the heat load is small, the combustion efficiency is low, and a plurality of problems exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a more miniaturized combustor that the appearance is more frivolous, combustion performance is good.
In order to achieve the above object, the present invention provides a burner, comprising:
the outer ring seat comprises an inner peripheral wall of the outer ring seat, an outer peripheral wall of the outer ring seat and an outer ring distribution air passage formed between the inner peripheral wall of the outer ring seat and the outer peripheral wall of the outer ring seat, the outer ring distribution air passage is in the shape of an annular groove and is provided with a top annular opening, the outer injection pipe horizontally extends out of the inner peripheral wall of the outer ring seat, and an outlet of the outer injection pipe is horizontally communicated with the outer ring distribution air passage; and
and the outer ring fire cover is covered on the outer ring seat in a buckling manner and covers the top annular opening.
In some embodiments, the air flow outlet end of the outer ejector tube is connected to a middle portion of the outer peripheral wall of the outer ring holder in the height direction.
In some embodiments, the central axis of the outer ejector tube coincides with the height midpoint of the outer peripheral wall of the outer ring seat.
In some embodiments, the lowest point of the peripheral wall of the outer ejector pipe is not lower than the lowest point of the bottom surface of the bottom wall of the outer annular distribution air flue.
In some embodiments, the maximum height of the outer ring seat is no greater than 60 mm.
In some embodiments, the outer ejector tube is integrally formed with the outer annular seat.
In some embodiments, the outer ejector tube includes a first outer ejector tube and a second outer ejector tube arranged in parallel at intervals, and the first outer ejector tube and the second outer ejector tube are symmetrically arranged with respect to a diameter line passing through a center of the outer ring seat.
In some embodiments, the outer annular distribution airway includes a first semi-annular distribution airway communicated with the airflow outlet of the first outer ejector pipe, a second semi-annular distribution airway communicated with the airflow outlet of the second outer ejector pipe, and an airway blocking portion disposed between the airflow outlet of the first outer ejector pipe and the airflow outlet of the second outer ejector pipe to block the first semi-annular distribution airway and the second semi-annular distribution airway.
In some embodiments, the burner includes a central injection pipe and an inner ring fire cover, the central injection pipe extends inwards from the air passage blocking part towards the circle center level of the outer ring seat, and the extending direction is opposite to that of the outer injection pipe, the base further includes an inner ring seat connected to the air flow outlet end of the central injection pipe, and the inner ring fire cover is buckled and covered on the inner ring seat.
In some embodiments, the lowest point of the peripheral wall of the central ejector pipe is not lower than the lowest point of the bottom surface of the bottom wall of the outer ring distribution air flue.
In some embodiments, the burner includes a nozzle carrier disposed below the base to support the base.
In some embodiments, the inner peripheral wall surface of the outer ring fire cover is formed as a combustion surface provided with a plurality of outer ring fire outlet holes arranged at intervals in the circumferential direction.
In some embodiments, the outer annular seat outer peripheral wall includes a vertical peripheral wall and a top inwardly projecting peripheral wall projecting obliquely inwardly from a top of the vertical peripheral wall and partially covering the outer annular distribution air passage.
In some embodiments, the outer fire lid has an outer diameter that is the same as the diameter of the top inwardly projecting peripheral wall.
In some embodiments, the base includes a shield ring extending inwardly from the top inner peripheral wall and/or outwardly from the outer ring seat inner peripheral wall, the shield ring partially shielding the outer ring distribution air passage from above to define an open shape of the top annular opening.
In some embodiments, an opening outer circumferential edge and an opening inner circumferential edge of the top annular opening form an eccentric circle therebetween, so that a radial width of the top annular opening gradually increases from an airflow outlet position of the outer ejector pipe in a circumferential direction.
In some embodiments, the top surface of the bottom wall of the outer ring distribution air flue is formed into a smooth climbing slope which gradually rises from the airflow outlet position of the outer injection pipe along the circumferential direction.
Through the technical scheme, the utility model discloses a base of combustor designs into a neotype light thin spare, because draw outward and penetrate the pipe and stretch out from outer loop seat internal perisporium level, can make and directly flow from outer ring fire lid through annular distribution air flue from the gas mixture flow that draws outward and penetrate the pipe outflow, has left out current mixing chamber, and is whole more frivolous, pleasing to the eye, has avoided the lengthy design. The gas air flue design of this scheme is compacter to can reduce the loss of gas air current energy, optimize the combustion performance of combustor.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 and 2 are perspective views of a burner according to a preferred embodiment of the present invention;
FIG. 3 is an exploded view of the assembly of FIGS. 1 and 2;
FIG. 4 illustrates a perspective view of the outer ring fire cover of FIG. 3;
FIG. 5 illustrates a perspective view of the outer race seat of FIG. 3;
FIG. 6 is a front view of FIG. 5;
FIG. 7 is a bottom view of FIG. 5;
FIG. 8 is a top view of FIG. 1;
FIG. 9 is a cross-sectional view A-A of FIG. 8; and
fig. 10 and 11 mainly show the opening shape and structure of the top annular opening in fig. 5.
Description of the reference numerals
1 outer ring fire cover 2 base
3 inner ring fire cover 4 nozzle holder
5 annular grating disk 243 inner ring distribution air passage
11 outer ring fire outlet 12 combustion surface
21 outer ring seat 22 outer injection pipe
23-center injection pipe 24 inner ring seat
211 outer ring seat inner peripheral wall 212 outer ring seat outer peripheral wall
213 outer ring distribution air flue 214 shielding ring
212a vertical peripheral wall 212b, an inwardly extending peripheral wall at the top
213a first semi-ring distribution airway 213b second semi-ring distribution airway
213c maximum height of outer ring seat of airway blocker H
2a opening outer peripheral edge 2b opening inner peripheral edge
241 inner ring seat outer peripheral wall 242 inner ring seat inner peripheral wall
213d first outer ring air duct inlet 213e second outer ring air duct inlet
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the use of directional terms such as "upper, lower, top, bottom" and "upper" are generally used with respect to the orientation shown in the drawings or the positional relationship of the components with respect to each other in the vertical, vertical or gravitational direction.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The existing burner generally adopts a plurality of ejector pipes to supply air to different flame rings. However, the air inlets of the ejector pipes may have a problem of small distance between each other, and the small distance between the air inlets may cause negative pressure interference during operation of the burner, thereby affecting the ejector performance, resulting in weak wind resistance and flame quenching risk. In addition, in the base of the partial combustor, fuel gas firstly enters through the injection pipe and sequentially passes through the gas mixing chambers of the rings, then gradually rises to the annular distribution air passages from the gas mixing chambers, and finally flows out from the fire outlet holes of the fire cover. Therefore, the gas path for the gas to flow is longer, and the number of the gas passing through the curve (especially the right-angle curve) is more, so that the gas flow resistance is overlarge, and the combustion efficiency is lower.
The utility model provides a combustor, as seen from fig. 1 to fig. 3, this combustor includes:
the base 2 comprises an outer ring seat 21 and an outer injection pipe 22, the outer ring seat 21 comprises an outer ring seat inner peripheral wall 211, an outer ring seat outer peripheral wall 212 and an outer ring distribution air passage 213 formed between the outer ring seat inner peripheral wall 211 and the outer ring seat outer peripheral wall 212, the outer ring distribution air passage 213 is in an annular groove shape and is provided with a top annular opening, the outer injection pipe 22 horizontally extends out from the outer ring seat inner peripheral wall 211, and an outlet of the outer injection pipe 22 is horizontally communicated with the outer ring distribution air passage 213; and
the outer ring fire cover 1 is covered on the outer ring seat 21 in a buckling manner and covers the top annular opening.
Therefore, the utility model discloses a base 2 of combustor designs into a neotype light thin part, because draw outward and penetrate pipe 22 and stretch out from outer ring seat internal perisporium 211 level, can make and draw the gas mixture air current that penetrates pipe 22 and come out from outer ring fire lid 1 outflow through annular distribution air flue 213 directly from outer, has left out current mixing chamber, and is whole more frivolous, pleasing to the eye, has avoided the lengthy design. The gas air flue design of this scheme is compacter to can reduce the loss of gas air current energy, optimize the combustion performance of combustor.
Compared with the prior art in which the outer injection pipe 22 is disposed below the bottom of the outer ring seat 21, referring to fig. 8 and 9, in the burner of the present invention, the air outlet end of the outer injection pipe 22 is connected to the middle portion of the outer ring seat peripheral wall 212 along the height direction. The scheme effectively reduces the overall height of the base 2, and is favorable for light and thin design of products.
Further, the central axis of the outer ejector tube 22 coincides with the height midpoint of the outer circumferential wall 212 of the outer annular base, so that the design of a mixing chamber is completely omitted for the base 2, the gas mixed airflow directly reaches the annular distribution air passage 213 after passing through the outer ejector tube 22, and the outer ejector tube 22 and the annular distribution air passage 213 are designed in the same latitude mode, so that the energy loss caused by the fact that the gas airflow vertically turns to rise after passing through the mixing chamber is avoided.
Wherein, the lowest point of the peripheral wall of the outer injection pipe 22 is not lower than the lowest point of the bottom surface of the bottom wall of the outer ring distribution air passage 213. The combustor in the scheme has a more compact structure and lower overall height.
Specifically, referring to fig. 6, the maximum height H of the outer ring seat 21 may be not greater than 60 mm. Therefore, the outer ring seat 21 of the burner of the present invention is lower in height and more compact.
Compare in the structural style of the outer ring seat 21 of current part adoption two-piece formula, the utility model discloses an in the combustor, draw outward at least and penetrate pipe 22 and outer ring seat 21 and be integrated into one piece, the processing mode is simpler, can also effectively reduce the spare part quantity of product, reduces assembly process, has improved production efficiency.
The outer injection pipe 22 comprises a first outer injection pipe and a second outer injection pipe which are arranged in parallel at intervals, and the first outer injection pipe and the second outer injection pipe are symmetrically arranged relative to a diameter line passing through the circle center of the outer ring seat 21. The technical personnel in the field know that the length of drawing the pipe as far as possible extension draws can promote the inside gas circulation's of drawing the pipe kinetic energy, and then improves and draw the penetrating performance who draws the pipe. Therefore, the first outer injection pipe and the second outer injection pipe are usually arranged at the positions close to the diameter line of the circle center of the outer ring seat 21, so that the injection lengths of the two outer injection pipes 22 are closer to the diameter length of the circle center of the outer ring seat 21, the design length is longer, and the injection capacity of the two outer injection pipes 22 can be ensured.
Referring to fig. 5, the outer ring distribution air passage 213 includes a first half ring distribution air passage 213a communicated with the air flow outlet of the first outer injection pipe, a second half ring distribution air passage 213b communicated with the air flow outlet of the second outer injection pipe, and an air passage blocking portion 213c disposed between the air flow outlet of the first outer injection pipe and the air flow outlet of the second outer injection pipe to block the first half ring distribution air passage and the second half ring distribution air passage. Wherein, the outer ring gas duct inlet includes a first outer ring gas duct inlet 213d and a second outer ring gas duct inlet 213e, and a gas duct blocking portion 213c is provided between the first outer ring gas duct inlet 213d and the second outer ring gas duct inlet 213e, so that the outer ring distribution gas duct 213 is divided into a first semi-ring distribution gas duct 213a communicating with the first outer ring gas duct inlet 213d and a second semi-ring distribution gas duct 213b communicating with the second outer ring gas duct inlet 213 e.
The utility model discloses an in the combustor, see fig. 5 and fig. 7, the combustor draws including the center and penetrates pipe 23 and inner ring fire lid 3, and the center draws to penetrate pipe 23 and draws to penetrate pipe 22 opposite with outer drawing from the air flue blocking part towards inside extension of centre of a circle level of outer ring seat 21, and base 2 is still including connecting in the center draw penetrate the inner ring seat 24 of the air outlet end of pipe 23, and 3 covers on inner ring seat 24 of inner ring fire lid buckle. The opening directions of the central injection pipe 23 and the outer injection pipe 22 are opposite, so that negative pressure interference between primary air and the outer injection pipe can be prevented when the primary air enters the injection pipes to be mixed, the primary air entering amount is increased, and the combustion performance is improved.
Similarly, in the base 2, the lowest point of the outer peripheral wall of the central injection pipe 23 is not lower than the lowest point of the bottom surface of the bottom wall of the outer ring distribution air passage 213, and the central injection pipe 23 can be generally positioned on the same plane with the outer injection pipes 22 on both sides, so that the overall ultra-thin design of the base 2 is satisfied.
Meanwhile, the burner includes a nozzle holder 4 disposed below the base 2 to support the base 2. This nozzle holder 4 not only can be used for supporting base 2, and its inside gas air flue that still is equipped with the connection gas pipeline, the tip of gas air flue still is provided with the gas nozzle corresponding to each and draws and penetrate the pipe.
Referring to fig. 4, the inner peripheral wall surface of the outer ring fire cover 1 is formed as a combustion surface 12, and the combustion surface 12 is provided with a plurality of outer ring fire outlets 11 arranged at intervals in the circumferential direction, and the burner in this embodiment may be an inner flame type burner.
In particular, in the burner of the present invention, the outer annular seat outer peripheral wall 212 includes a vertical peripheral wall 212a and a top inner peripheral wall 212b, and the top inner peripheral wall 212b obliquely inwardly extends from the top edge of the vertical peripheral wall 212a and partially covers the outer annular distribution air passage 213. The top inner extending peripheral wall 212b can widen the radial width of the whole outer ring seat 21, thereby lengthening the length of the injection pipes, enabling the flow of each injection pipe to be longer and being beneficial to enhancing the primary air inlet amount. Meanwhile, the top inwardly extending peripheral wall 212b is configured to extend obliquely outward, so that the whole base 2 is visually smaller and lighter, and thus more beautiful.
Meanwhile, the outer diameter of the outer ring fire cover 1 is the same as the diameter of the top inwardly projecting peripheral wall 212 b. I.e. the top inwardly projecting peripheral wall 212b is a radially widening ring segment.
As shown in fig. 10 and 11, the base 2 includes a shielding ring 214 protruding inward from the top inner peripheral wall 212 b; alternatively, the base 2 includes a shielding ring 214 projecting outwardly from the outer base inner peripheral wall 211, or the shielding ring 214 may include a ring segment projecting inwardly from the top inner projecting peripheral wall 212b and outwardly from the outer base inner peripheral wall 211, so that the shielding ring 214 partially shields the outer ring distribution air passage 213 from above to define an open shape of the top annular opening. Wherein, because the gas air current receives the influence of factors such as export size and gas pressure when drawing the gas outlet of pipe and the gas outlet of second outer injection pipe from first outer injection pipe and flowing, and probably lead to annular outer loop distribution air flue 213 everywhere gas flow to have inhomogeneous problem, add should shelter from that circle 214 can adjust the homogeneity that the gas of outer loop distribution air flue 213 was given vent to anger effectively.
Specifically, an eccentric circle is formed between the opening outer circumferential edge 2a and the opening inner circumferential edge 2b of the top annular opening, so that the radial width of the top annular opening gradually increases from the airflow outlet position of the outer ejector pipe 22 in the circumferential direction. This is because, in being close to outer ring air flue entry (including the air outlet that first outer ejector tube and the air outlet that the second outer ejector tube of drawing) of outer ring distribution air flue 213 the passageway, gas pressure is big more, shelter from through setting up retaining ring 214 for the gradual change effect of top annular opening size and the homogeneity of giving vent to anger that changes the gas, thereby can make the gas in the ring way of whole outer ring distribution air flue 213 more even, whole ring combustion flame size is more even, the culinary art effect is better, the competitiveness of the product has been promoted, user satisfaction is higher.
Wherein, the utility model discloses an in the combustor, because the whole height of base 2 diminishes, each draws penetrates "with the latitude" setting of managing and base 2, leads to the gas flow in the base 2 to shorten, has still optimized design base 2 internal gas flow channel simultaneously for it is more even to distribute gas.
In addition, the top surface of the bottom wall of the outer ring distribution air passage 213 is formed into a smooth climbing slope which gradually rises from the airflow outlet position of the outer injection pipe 22 along the circumferential direction, so that the airflow resistance of the fuel gas can be reduced, and the performance of the combustor can be improved. Meanwhile, the overall height of the combustor is reduced, and the combustor can be miniaturized.
The first outer ring air duct inlet 213d and the second outer ring air duct inlet 213e are formed on the inner peripheral wall 211 of the outer ring base, and smooth transitional airflow guide surfaces are formed between the inner peripheral wall surface of the outer peripheral wall 212 of the outer ring base and two peripheral side surfaces of the air duct blocking portion 213c respectively, so that the resistance of the gas mixture airflow is smaller when the gas mixture airflow circulates.
Referring to fig. 10, the inner ring seat 24 is concentrically arranged with the outer ring seat 21, the inner ring seat 24 includes an inner ring seat outer peripheral wall 241 and an inner ring seat inner peripheral wall 242 which are radially spaced apart, and an inner ring distribution air passage 243 is formed between the inner ring seat inner peripheral wall 242 and the inner ring seat outer peripheral wall 241.
Referring to fig. 3, the base 2 further includes an annular grating disk 5 disposed in an annular space between the inner ring seat 24 and the outer ring seat 21, and the annular grating disk 5 is formed with a plurality of grating grooves disposed at intervals in a circumferential direction and extending radially outward. The annular grating disk 5 has a complex structure for shielding the annular space, and has an attractive effect.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
In the description of the present specification, reference to the description of the terms "one embodiment", "some embodiments", "an illustrative embodiment", "an example", "a specific example", or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (17)
1. A burner, characterized in that it comprises:
the base (2) comprises an outer ring seat (21) and an outer injection pipe (22), the outer ring seat (21) comprises an outer ring seat inner peripheral wall (211), an outer ring seat outer peripheral wall (212) and an outer ring distribution air passage (213) formed between the outer ring seat inner peripheral wall (211) and the outer ring seat outer peripheral wall (212), the outer ring distribution air passage (213) is in an annular groove shape and is provided with a top annular opening, the outer injection pipe (22) horizontally extends out from the outer ring seat inner peripheral wall (211), and an outlet of the outer injection pipe (22) is horizontally communicated with the outer ring distribution air passage (213); and
the outer ring fire cover (1) is covered on the outer ring seat (21) in a buckling mode and covers the top annular opening.
2. The burner according to claim 1, wherein a gas flow outlet end of the outer ejector tube (22) is connected to a middle portion of the outer annular seat peripheral wall (212) in a height direction.
3. The burner according to claim 2, characterized in that the central axis of the outer ejector tube (22) coincides with the height midpoint of the outer annular seat peripheral wall (212).
4. The burner according to claim 2, wherein the lowest point of the peripheral wall of the outer ejector tube (22) is not lower than the lowest point of the bottom surface of the bottom wall of the outer annular distributing air duct (213).
5. Burner according to claim 1, wherein the maximum height of the outer ring seat (21) is not greater than 60 mm.
6. Burner according to claim 1, characterized in that said outer ejector tube (22) is integrally formed with said outer annular seat (21).
7. The burner according to any one of claims 1 to 6, wherein the outer injection pipe (22) comprises a first outer injection pipe and a second outer injection pipe which are arranged in parallel at intervals, and the first outer injection pipe and the second outer injection pipe are symmetrically arranged relative to a diameter line passing through the center of the outer ring seat (21).
8. The burner according to claim 7, wherein the outer annular distribution air passage (213) includes a first half-annular distribution air passage (213a) communicating with the air flow outlet of the first outer jet pipe, a second half-annular distribution air passage (213b) communicating with the air flow outlet of the second outer jet pipe, and an air passage blocking portion (213c) provided between the air flow outlet of the first outer jet pipe and the air flow outlet of the second outer jet pipe to block the first half-annular distribution air passage and the second half-annular distribution air passage.
9. The burner according to claim 8, characterized in that the burner comprises a central injection pipe (23) and an inner ring fire cover (3), the central injection pipe (23) extends horizontally inwards from the air passage blocking part towards the center of the outer ring seat (21) and the extension direction of the central injection pipe is opposite to that of the outer injection pipe (22), the base (2) further comprises an inner ring seat (24) connected to the airflow outlet end of the central injection pipe (23), and the inner ring fire cover (3) is covered on the inner ring seat (24) in a buckling manner.
10. The burner according to claim 9, wherein the lowest point of the peripheral wall of the central ejector tube (23) is not lower than the lowest point of the bottom surface of the bottom wall of the outer ring distribution flue (213).
11. Burner according to claim 9, characterized in that it comprises a nozzle seat (4) arranged below said basement (2) to support said basement (2).
12. A burner according to claim 7, wherein the inner peripheral wall surface of the outer ring fire cover (1) is formed as a combustion surface (12), and the combustion surface (12) is provided with a plurality of outer ring fire outlets (11) arranged at intervals in the circumferential direction.
13. The burner according to claim 12, wherein the outer ring seat outer peripheral wall (212) includes a vertical peripheral wall (212a) and a top inner projecting peripheral wall (212b), the top inner projecting peripheral wall (212b) projecting obliquely inward from a top edge of the vertical peripheral wall (212a) and partially covering the outer ring distribution air passage (213).
14. A burner according to claim 13, wherein the outer diameter of the outer annular flame cap (1) is the same as the diameter of the top inwardly projecting peripheral wall (212 b).
15. A burner according to claim 13, wherein said base (2) comprises a shielding ring (214) projecting inwardly from said top inner peripheral wall (212b) and/or outwardly from said outer base inner peripheral wall (211), said shielding ring (214) partially shielding said outer ring distribution air duct (213) from above to define an opening shape of said top annular opening.
16. The burner according to claim 15, wherein the opening outer circumferential edge and the opening inner circumferential edge of the top annular opening form an eccentric circle therebetween, so that the radial width of the top annular opening gradually increases from the gas flow outlet position of the outer ejector tube (22) in the circumferential direction.
17. The burner according to claim 1, wherein the top surface of the bottom wall of the outer ring distribution air flue (213) is formed as a smooth ascending slope gradually rising from the position of the air flow outlet of the outer ejector tube (22) in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921049952.7U CN210153792U (en) | 2019-07-05 | 2019-07-05 | Burner with a burner head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921049952.7U CN210153792U (en) | 2019-07-05 | 2019-07-05 | Burner with a burner head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210153792U true CN210153792U (en) | 2020-03-17 |
Family
ID=69765398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921049952.7U Active CN210153792U (en) | 2019-07-05 | 2019-07-05 | Burner with a burner head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210153792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230817A (en) * | 2019-07-05 | 2019-09-13 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner |
-
2019
- 2019-07-05 CN CN201921049952.7U patent/CN210153792U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230817A (en) * | 2019-07-05 | 2019-09-13 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner |
| CN110230817B (en) * | 2019-07-05 | 2024-01-16 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner with a burner body |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230530 Address after: 241012 west side of floor 3, office building 5, new energy and new materials cluster, Fuzhou Road, Jiangbei concentration area, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: No.20 Gangqian Road, industrial park, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. |
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| TR01 | Transfer of patent right |