CN106765110B - Burner fire cover, burner and gas stove - Google Patents
Burner fire cover, burner and gas stove Download PDFInfo
- Publication number
- CN106765110B CN106765110B CN201611112426.1A CN201611112426A CN106765110B CN 106765110 B CN106765110 B CN 106765110B CN 201611112426 A CN201611112426 A CN 201611112426A CN 106765110 B CN106765110 B CN 106765110B
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- Prior art keywords
- fire
- outer ring
- burner
- fire cover
- cover body
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- 238000005192 partition Methods 0.000 claims abstract description 63
- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000002485 combustion reaction Methods 0.000 abstract description 25
- 238000010411 cooking Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 21
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000010585 Ammi visnaga Nutrition 0.000 description 1
- 244000153158 Ammi visnaga Species 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
The invention relates to a burner fire cover, a burner and a gas cooker, and relates to the technical field of gas cookers. The main technical scheme adopted is as follows: a burner cap includes at least one outer ring cap; wherein, outer loop fire lid includes outer loop fire lid body and at least one partition piece. The outer peripheral wall of the outer ring fire cover body is provided with a plurality of outer ring fire holes; the outer ring fire cover body is radially provided with a fire transfer groove which penetrates through the inner peripheral wall and the outer peripheral wall of the outer ring fire cover body; the partition piece is arranged on the outer ring fire cover body and used for dividing the fire transfer groove into a plurality of fire transfer holes for transferring fire. The shortest distance between the wall of any two adjacent fire transfer holes along the radial direction of the outer ring fire cover body is M1, and the length of the fire transfer holes along the radial direction of the outer ring fire cover body is M2; wherein M1 is less than or equal to 4 multiplied by M2. A burner comprises the burner fire cover. A gas cooking appliance comprises the burner. The invention is mainly used for improving the combustion condition at the fire transfer groove and improving the performance of the combustor in the gas cooker.
Description
Technical Field
The invention relates to the technical field of gas cookers, in particular to a burner fire cover, a burner and a gas cooker.
Background
The gas cooker is a kitchen utensil heated by direct fire with liquefied petroleum gas, artificial gas, natural gas and other gas fuels. Wherein, the gas cooker mainly comprises a burner. The burner mainly comprises a fire distributor and a fire cover; wherein, the fire cover generally comprises an outer ring fire cover and a central fire cover.
At present, the outer ring fire cover of the combustor is annular, and a plurality of outer ring fire holes are circumferentially arranged on the outer edge of the outer ring fire cover. When the burner is ignited, the flame is transmitted from the central fire hole on the central fire cover to the outer ring fire hole. In order to better transmit the flame from the central fire hole to the outer ring fire hole, the outer ring fire cover of the existing burner is also provided with a fire transmission groove along the radial direction.
However, the inventors of the present invention have found that the flame-transmitting grooves formed in the burner outer ring cap have at least the following problems: the long fire transfer groove is not favorable for effective mixing of fuel gas and air due to the concentrated local flame during combustion, so that the combustion condition of the fire transfer groove is poor, and particularly, flue gas (especially carbon monoxide and nitrogen oxide) is easy to exceed standard, generate black smoke, temper and the like, thereby affecting the performance of the whole combustor.
Disclosure of Invention
In view of this, the present invention provides a burner fire cover, a burner and a gas cooker, and mainly aims to improve the combustion condition of a fire transfer groove on the burner fire cover and improve the performance of the burner on the basis of ensuring the fire transfer function of the fire transfer groove.
In order to achieve the purpose, the invention mainly provides the following technical scheme:
in one aspect, embodiments of the present invention provide a burner fire cover comprising an outer fire cover; wherein, outer ring fire lid includes:
the outer ring fire cover comprises an outer ring fire cover body, wherein a plurality of outer ring fire holes are formed in the outer peripheral wall of the outer ring fire cover body; the outer ring fire cover body is radially provided with a fire transmission groove which penetrates through the inner peripheral wall and the outer peripheral wall of the outer ring fire cover body;
the fire transmission groove is formed in the outer ring fire cover body and is used for dividing the fire transmission groove into a plurality of fire transmission holes for transmitting fire;
the shortest distance between the hole walls of any two adjacent fire transfer holes along the radial direction of the outer ring fire cover body is M1, and the length of the fire transfer holes along the radial direction of the outer ring fire cover body is M2; wherein M1 and M2 satisfy the following conditions: m1 is less than or equal to 4 multiplied by M2.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
Furthermore, the fire transmission groove penetrates through the outer ring fire cover body up and down.
Further, the partition is arranged at the bottom of the fire transfer groove.
Further, the partition piece is connected with the back of the outer ring fire cover body.
Further, the partition part is of a strip-shaped structure; or the partition part is of a columnar structure; or the partition is in an irregular shape structure;
further, when the partition pieces are multiple, the partition pieces are arranged at the bottom of the fire transfer groove in parallel.
Further, the partition is a boss disposed on the fire transfer groove.
Furthermore, the boss is provided with a vent hole communicated with the fire transfer groove.
Further, the M1 and M2 satisfy the following condition: m1 is more than or equal to 0.5 multiplied by M2 and less than or equal to 1.5 multiplied by M2.
Further, the partition piece and the outer ring fire cover body are of an integrated structure.
Further, the width of the fire transfer groove is 0.5-0.8mm.
Further, the fire transfer groove is communicated with one of the outer ring fire holes.
Further, the number of the fire transfer grooves is one or more; when the fire transfer grooves are multiple, the fire transfer grooves are uniformly distributed on the outer ring fire cover body.
In another aspect, embodiments of the present invention also provide a burner comprising the burner fire cover of any one of the above.
In another aspect, the embodiment of the invention also provides a gas cooker, which comprises the burner.
Compared with the prior art, the burner fire cover, the burner and the gas cooker have the following beneficial effects:
on one hand, in the burner fire cover provided by the embodiment of the invention, the fire transfer groove is divided into a plurality of fire transfer holes for transferring fire by arranging at least one partition piece on the outer ring fire cover body, the shortest distance between the wall of any two adjacent fire transfer holes along the radial direction of the outer ring fire cover body is M1, and the radial length of the fire transfer holes along the outer ring fire cover body is M2, so that the following conditions are met: m1 is less than or equal to 4 multiplied by M2; therefore, on the basis of ensuring the fire transmission function of the fire transmission groove, the combustion working condition of the fire transmission groove on the fire cover of the burner is improved, and the combustion performance of the burner in the combustion stove is improved.
Further, the burner fire cover provided by the embodiment of the invention is connected with the back of the outer ring fire cover body by arranging the partition piece into a strip-shaped structure positioned at the bottom of the fire transfer groove. Through setting up like this not only be convenient for cut out the biography fire groove on outer ring fire lid body, be convenient for moreover that the user cleans and passes fire groove. In addition, the partition piece arranged above can also play a role in strengthening the fire chute and prevent the outer ring fire cover body of the burner from being broken.
Further, the burner fire cover provided by the embodiment of the invention satisfies the following requirements by enabling the distance M1 between any two adjacent fire transfer holes 121 and the length M2 of the fire transfer holes 121 along the radial direction of the outer ring fire cover body 1: m1 is more than or equal to 0.5 multiplied by M2 and less than or equal to 1.5 multiplied by M2; the fire transfer efficiency of the fire transfer groove can be further improved through the arrangement, and the combustion working condition of the fire transfer groove is further improved.
On the other hand, the burner and the gas cooker provided by the embodiment of the invention comprise the burner fire cover, so that the burner fire cover has the beneficial effects, which are not described herein in detail.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a burner fire cover according to an embodiment of the present invention;
FIG. 2 is a partial front view of an outer ring fire cover according to an embodiment of the invention;
FIG. 3 is a partial rear view of the outer ring fire cover of FIG. 2;
FIG. 4 is a cross-sectional view of the outer ring fire cover of FIG. 2 taken along the longitudinal direction of the fire transfer slot;
fig. 5 is a schematic structural diagram of another outer ring fire cover provided by the embodiment of the invention.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the predetermined object, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Example 1
The present embodiment provides a burner fire cover, as shown in fig. 1, comprising an outer ring fire cover and a central fire cover. Wherein, the central fire cover is provided with a plurality of central fire holes 21 in the axial direction. As shown in fig. 1 to 5, the outer ring fire cover includes an outer ring fire cover body 1 and at least one partition 13. Wherein, a plurality of outer ring fire holes 11 are opened on the peripheral wall of the outer ring fire cover body 1. And, outer ring fire lid body 1 radially is provided with the biography fire groove 12 that link up outer ring fire lid body 1 internal perisporium (promptly, the interior disc of outer ring fire lid body 1) and periphery wall (the outer disc of outer ring fire lid body) for transmit the flame of central fire hole 21 department to outer ring fire hole 11. The partition 13 is disposed on the outer ring fire cover body 1, and is used to divide the fire transfer groove 12 into a plurality of fire transfer holes 121 (here, the number of the fire transfer holes 121 is at least two). Here, in order to ensure the fire transfer function of the fire transfer grooves 12, the shortest distance between the hole walls of any two adjacent fire transfer holes 121 along the radial direction of the outer ring fire cover body 1 is M1 (distance shown in fig. 3), and the length of the fire transfer holes along the radial direction of the outer ring fire cover body 1 is M2 (distance shown in fig. 3); wherein M1 and M2 satisfy the following conditions: m1 is less than or equal to 4 multiplied by M2.
The outer ring fire cover of the burner fire cover in the present embodiment is not limited to one, and may be two or more.
The burner fire cover provided by the embodiment has the following principle that the fire transmission groove 12 on the outer ring fire cover body 1 is divided into the plurality of fire transmission holes 121, so that the combustion working condition of the fire transmission groove 12 is improved (wherein the combustion working condition is that various performance indexes of a burner, such as the content of carbon monoxide in flue gas and the thermal efficiency, belong to the combustion working condition range): because the fire transfer groove 12 is a long strip, the flame when the gas in the fire transfer groove 12 is burnt is also a long strip. The too big (for example, pass fire groove 12 is the big fire hole of an area) of single fire hole area can cause the gas volume that passes through this fire hole in the unit time under the same condition to be great, and what form during these gas combustion is the single flame moreover, and the single contact area of gas and air is less in the combustion process, and the combustion mode is poor. Under the same condition, when the cross section area of the fire hole is the same, a plurality of fire holes (the sum of the areas of the fire holes is equal to the area of the single fire hole) are used for replacing the single fire hole, so that the contact area of a plurality of beams of gas formed by the plurality of fire holes and air is obviously larger than that of the single beam of gas and air, the combustion time is short, the combustion is sufficient, the content of CO in the flue gas is low, and correspondingly, the thermal efficiency is also improved. Therefore, the partition of the fire transfer slots 12 into a plurality of fire transfer holes 121 improves the fire transfer slot combustion conditions. In addition, in the burner fire cover in the embodiment, the shortest distance between the hole walls of any two adjacent fire transfer holes 121 is not more than 4 times of the radial length of the fire transfer holes 121 along the outer ring fire cover body 1, so that the fire transfer function of the fire transfer grooves 12 can be ensured.
Here, the partition 13 in this embodiment may have various structures, and it may have various arrangement manners on the outer ring fire cover body 1, as long as it can divide the fire transfer groove 12 into a plurality of fire transfer holes 121, and does not destroy or affect the fire transfer function of the fire transfer groove 12 itself.
Referring to fig. 1 to 4, the flame propagation groove 12 in the present embodiment and the following embodiments penetrates the outer ring flame cover body 1 from top to bottom, and the gas passes through the lower portion of the flame propagation groove 12 to reach the upper portion of the flame propagation groove 12 for combustion. Specifically, the outer ring fire lid body includes internal perisporium, periphery wall and is located the upper perisporium between internal perisporium and periphery wall. The hollow structure of "nearly" font that internal perisporium, periphery wall and upper peripheral wall enclose runs through the upper peripheral wall of outer loop fire lid body 1 from top to bottom in biography fire groove 12, nevertheless runs through the internal perisporium and the periphery wall of outer loop fire lid body 1 from top to bottom, passes fire groove 12 and only needs run through the upper peripheral wall from top to bottom and can realize that it covers body 1 to pass through the outer loop fire from top to bottom in biography fire groove 12.
Preferably, the material of the partition 13 and the outer ring fire lid body 1 in the embodiment and the following embodiments is the same. And, the partition 13 and the outer ring fire cover body 1 are of an integral structure.
Preferably, the width of the fire-conducting slot 12 in this embodiment and the following embodiments is 0.5-0.8mm. The combustion working condition at the position of the fire transfer groove is improved through the arrangement.
Preferably, the fire transfer slot 12 in the embodiment and the following embodiments is communicated with one of the outer ring fire holes 11; the fire transfer efficiency of the fire transfer groove 12 is improved. Preferably, the outer ring fire holes 11 are uniformly distributed on the outer circumferential wall of the outer ring fire cover body 1.
Preferably, the fire transfer chutes 12 in the present embodiment and the following embodiments are provided in one or more; when passing the fire groove and being a plurality of, a plurality of biography fire grooves 12 evenly distributed are on outer ring fire lid body 1, further improve the biography fire efficiency of passing fire groove 12.
Example 2
Preferably, this embodiment provides a burner fire cover, compared to the above embodiments, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, in this embodiment, a plurality of fire transfer holes 121 partitioned by the partition 13 into the fire transfer grooves 12 are arranged along the radial direction of the outer ring fire cover body 1. The flame transfer holes 121 are arranged in such a way that the flame on the central flame hole 21 is better transferred to the outer ring flame holes 11.
In order to realize the radial arrangement of the fire transfer holes 121 along the outer ring fire cover body 1, the structure of the partition 13 and the position on the outer ring fire cover body 1 have various arrangements, which are not described in detail herein, but only listed as follows:
first, the partition member is provided in the fire transfer slot 12 to radially partition the fire transfer slot 12. Here, the partition is a strip structure (e.g., a round strip structure, a flat strip structure, etc.) having a height and a width adapted to the height and the width of the fire transfer groove 12. Of course, a convex structure can be provided, see embodiment 4. Preferably, when the partition is plural, plural partitions are disposed in parallel in the fire transfer chute 12. Preferably, the plurality of spacers are equally spaced.
Second, the partition is placed on top of the fire chute 12. Specifically, the partition member is connected to the upper end of the groove wall 120 of the fire transfer groove 12; or directly connected with the front surface of the outer ring fire cover body 1 (namely, two ends of the partition piece are connected with the area outside the top of the fire transfer groove 12 on the outer ring fire cover body 1). The partition can also be provided with a strip-shaped structure. Preferably, when the partition is plural, plural partitions are disposed in parallel on the top of the fire chute 12. Preferably, the plurality of spacers are equally spaced.
Thirdly, as shown in fig. 2 to 4, the partition 13 is provided at the bottom of the fire chute 12. Specifically, the partition 13 may be connected to the lower end of the groove wall 120 of the fire transfer groove 12; or directly connected with the back of the outer ring fire cover body 1 (namely, two ends of the partition piece are connected with the area outside the bottom of the fire transmission groove 12 on the outer ring fire cover body 1). The partition can also be provided with a strip-shaped structure. Preferably, when the partition is plural, the plural partitions are disposed in parallel at the bottom of the fire chute 12. Preferably, the plurality of spacers are equally spaced.
As shown in fig. 2 to 4, the partition 13 is preferably provided at the bottom of the flame propagation groove 12 and connected to the rear surface of the outer ring flame cover body 1. The method comprises the following specific steps: on one hand, the partition piece 13 is directly connected to the back of the outer ring fire cover body 1, so that the processing is facilitated. As shown in fig. 4, the fire-transfer slot 12 is cut out by a machine on the outer ring fire cover body 1. When cutting, the outer ring fire lid body 1 is required to be completely cut through, but the partition 13 cannot be cut and damaged. Therefore, the partition 13 is arranged on the back of the outer ring fire cover body 1, which is beneficial for cutting and convenient for processing (here, in the first mode, the partition 13 is directly connected to the front of the outer ring fire cover body, which is also a mode convenient for processing); whereas the cutting is not facilitated by the partitions 13 arranged at other positions, such as inside the fire transfer chutes 12 and in connection with the chute walls of the fire transfer chutes 12. On the other hand, the direct attachment of the partition 13 to the back of the outer ring fire cover body 1 contributes to the beauty and cleanliness of the burner fire cover. Specifically, the fire trough 12 is still a trough when viewed from above the burner fire cover, and if dirt falls on it, it can be easily removed by flushing with water, or by a toothpick, etc. If the partition piece 13 is directly connected to the front surface of the outer ring fire cover body 1, the front surface of the fire transfer groove 12 is provided with small holes, so that cleaning is hindered, and the cleaning difficulty is high.
In addition, as shown in fig. 2 and 3, for example, the fire transfer holes 121 are formed at the bottom of the fire transfer grooves 12, and the fire transfer holes 121 have a strip shape, and the hole wall of the fire transfer hole 121 located at the middle is surrounded by the groove wall of the fire transfer groove 12 and the partition 13. The hole wall of the fire transfer hole 121 at the edge is surrounded by the groove wall of the fire transfer groove 12, the partition member and the inner peripheral wall or the outer peripheral wall of the outer ring fire cover body. Here, as shown in fig. 3, the shortest distance M1 between the hole walls of any two adjacent fire holes 121 in the radial direction of the outer ring fire cover body 1 is equal to the length of the partition 13 in the radial direction.
Preferably, the partition members 13 in the above three schemes may be arranged in a bar structure, a column structure or other irregular structures.
Example 3
Preferably, the present embodiment provides a burner fire cover, compared with the above embodiments, as shown in fig. 1, fig. 2 and fig. 3, in the present embodiment, the shortest distance between any two adjacent fire transfer holes 121 along the radial direction of the outer ring fire cover body 1 is M1, and the length M2 of the fire transfer holes 121 along the radial direction of the outer ring fire cover body further satisfies: m1 is more than or equal to 0.5 multiplied by M2 and less than or equal to 1.5 multiplied by M2.
This embodiment is through above-mentioned setting, can not only improve the biography fire efficiency of passing fire groove 12, but also makes the burning operating mode of passing fire groove 121 department better.
Preferably, in this embodiment, the shortest distance between the hole walls of two adjacent fire transfer holes 121 along the radial direction of the outer ring fire cap body 1 is consistent with the radial length of the fire transfer holes 121 along the outer ring fire cap body 1. Through the arrangement, the fire transfer efficiency of the fire transfer groove 12 and the combustion working condition at the fire transfer groove 12 are both better.
Example 4
Preferably, the present embodiment provides a burner fire cover, and compared to embodiment 2, the partitions in the burner fire cover of the present embodiment may be provided in the following structure:
as shown in fig. 5, the partition 13 is a boss provided on the fire-transfer chute 12. Specifically, a boss is provided on the outer ring fire cover body 1, and the fire transfer groove 12 passes through the boss. The boss can be arranged on the inner side of the outer ring fire cover body 1 and also can be arranged in the middle of the fire transfer groove 12. The boss in this embodiment is forged and formed together with the outer ring fire cover body 1. The number of the bosses in the embodiment is one or more; when the boss is plural, the plural bosses are arranged in the radial direction of the fire transfer chute 12. Preferably, the boss is further provided with a vent hole communicated with the fire transfer groove 12.
The burner fire cover provided by the embodiment can also well improve the combustion working condition of the fire transfer groove 12 by being configured in the above structure, but compared with the preferable structure in the embodiment 2, the processing of the fire transfer groove 12 is inconvenient.
Example 5
The present embodiment provides a burner, which in the present embodiment comprises a distributor and a burner fire cover. Wherein, the burner fire cover is the burner fire cover of any one of the above embodiments.
The burner provided by the embodiment comprises the burner fire cover of the embodiment, so that the burner fire cover of the embodiment enables the working condition of gas combustion to be good.
Example 6
The present embodiment provides a gas cooker including the burner of embodiment 5. Therefore, the gas cooker in this embodiment has the beneficial effects described in embodiments 1 to 4, which are not described herein again.
In summary, in the burner fire cover, the burner and the gas cooker provided by the embodiment of the invention, the outer ring fire cover body is provided with at least one partition piece to divide the fire transfer groove into a plurality of fire transfer holes for transferring fire, and the shortest distance between the hole walls of any two adjacent fire transfer holes is not more than 4 times of the radial length of the fire transfer holes along the outer ring fire cover body; therefore, on the basis of ensuring the fire transfer function of the fire transfer groove on the burner fire cover, the combustion working condition at the fire transfer groove is improved, and the combustion performance of the burner of the combustion stove is improved.
In summary, it is readily understood by those skilled in the art that the advantageous modes described above can be freely combined and superimposed without conflict.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (15)
1. A burner fire cover, comprising at least one outer ring fire cover; wherein, outer ring fire lid includes:
the outer ring fire cover comprises an outer ring fire cover body, wherein a plurality of outer ring fire holes are formed in the outer peripheral wall of the outer ring fire cover body; the outer ring fire cover body is radially provided with a fire transmission groove which penetrates through the inner peripheral wall and the outer peripheral wall of the outer ring fire cover body;
the fire transmission groove is formed in the outer ring fire cover body and used for dividing the fire transmission groove into a plurality of fire transmission holes for transmitting fire;
the shortest distance between the hole walls of any two adjacent fire transfer holes along the radial direction of the outer ring fire cover body is M1, and the length of the fire transfer holes along the radial direction of the outer ring fire cover body is M2; wherein, the M1 and the M2 satisfy the following conditions: m1 is less than or equal to 4 multiplied by M2.
2. The burner fire cover of claim 1 wherein the fire transfer slots extend up and down through the outer ring fire cover body.
3. The burner fire cover of claim 2 wherein the partition is disposed at the bottom of the fire transfer slot.
4. The burner fire cover of claim 3 wherein the partition is connected to a back side of the outer ring fire cover body.
5. The burner fire cover of claim 3 wherein the partition is a strip-like structure; or the partition part is of a columnar structure; or the partition is in an irregular-shaped structure.
6. The burner fire cover of claim 3 wherein when the partition is plural, a plurality of partitions are arranged in parallel at the bottom of the fire-conducting channel.
7. The burner fire cover of claim 2 wherein the partition is a boss disposed on the fire transfer slot.
8. The burner fire cover of claim 7 wherein the boss is provided with a vent in communication with the fire-conducting channel.
9. The burner fire cover according to any one of claims 1 to 8, characterized in that the M1 and M2 satisfy the following condition: m1 is more than or equal to 0.5 multiplied by M2 and less than or equal to 1.5 multiplied by M2.
10. The burner fire cover of any of claims 1-8 wherein the partition is a unitary structure with the outer ring fire cover body.
11. The burner fire cover of any of claims 1-8, wherein the width of the fire-conducting slot is 0.5-0.8mm.
12. The burner fire cover of any of claims 1-8, wherein the fire transfer slots communicate with one of the outer ring fire apertures.
13. The burner fire cover of any of claims 1-8, wherein the fire-transfer slots are one or more; when the fire transfer grooves are multiple, the fire transfer grooves are uniformly distributed on the outer ring fire cover body.
14. A burner comprising a burner fire cover as claimed in any one of claims 1 to 13.
15. A gas hob characterized in that the gas hob comprises a burner according to claim 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611112426.1A CN106765110B (en) | 2016-12-07 | 2016-12-07 | Burner fire cover, burner and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611112426.1A CN106765110B (en) | 2016-12-07 | 2016-12-07 | Burner fire cover, burner and gas stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106765110A CN106765110A (en) | 2017-05-31 |
| CN106765110B true CN106765110B (en) | 2023-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611112426.1A Active CN106765110B (en) | 2016-12-07 | 2016-12-07 | Burner fire cover, burner and gas stove |
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| CN (1) | CN106765110B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109990292B (en) * | 2017-12-30 | 2024-06-14 | 青岛海尔智慧厨房电器有限公司 | Burner fire cover of gas cooker and gas cooker |
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| CN1342869A (en) * | 2000-09-11 | 2002-04-03 | 湖南迅达集团有限公司 | Cyclone fire cover of burner for gas stove |
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| JP2012127563A (en) * | 2010-12-15 | 2012-07-05 | Rinnai Corp | Stove burner |
| CN103900086A (en) * | 2014-03-26 | 2014-07-02 | 宁波安佳卫厨电器有限公司 | Efficient burner with hidden flame transfer channels |
| JP2014142123A (en) * | 2013-01-24 | 2014-08-07 | Harman Co Ltd | Burner for cooking stove |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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