CN109114552B - Combustion apparatus and energy-gathering ring - Google Patents

Combustion apparatus and energy-gathering ring Download PDF

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Publication number
CN109114552B
CN109114552B CN201810816808.5A CN201810816808A CN109114552B CN 109114552 B CN109114552 B CN 109114552B CN 201810816808 A CN201810816808 A CN 201810816808A CN 109114552 B CN109114552 B CN 109114552B
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China
Prior art keywords
combustion
cavity
oxygen
oxygen enrichment
gas
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CN201810816808.5A
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Chinese (zh)
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CN109114552A (en
Inventor
孙娅丽
刘小平
李忠堂
丁泺火
林玉绵
刘书兴
叶伟林
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN201810816808.5A priority Critical patent/CN109114552B/en
Publication of CN109114552A publication Critical patent/CN109114552A/en
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    • 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
    • F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
    • 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
    • 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
    • F23D14/48—Nozzles
    • F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/10—Tops, e.g. hot plates; Rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/12—Side rests; Side plates; Cover lids; Splash guards; Racks outside ovens, e.g. for drying plates
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Abstract

The invention discloses a combustion device and an energy-gathering ring applied to the combustion device, the combustion device comprises a combustor and an oxygen enrichment providing assembly, the combustor comprises a combustion part, the radial outer side of the combustion part is provided with the energy-gathering ring, the energy-gathering ring comprises an energy-gathering part and a supporting part, the energy-gathering part is positioned near the combustion part, the supporting part supports the energy-gathering part, a first cavity is arranged in the energy-gathering part, the first cavity is communicated with the combustion part and the oxygen enrichment providing assembly at the same time, and the oxygen enrichment providing assembly can provide oxygen-enriched gas beneficial to combustion. The combustion device provides oxygen-enriched gas for combustion through the oxygen-enriched supply assembly, so that the combustion is more sufficient, and the beneficial effects of improving the heat efficiency, improving the combustion temperature and reducing the emission of harmful substances are realized.

Description

Combustion apparatus and energy-gathering ring
Technical Field
The invention relates to the technical field of combustion devices, in particular to a combustion device and an energy gathering ring.
Background
Gas stoves are used very commonly in daily life, but at present, stoves generally have the defects of low heat efficiency, overproof harmful gas CO and generation of nitrogen oxides due to the fact that solids carried in discharged smoke are not burnt out. At present, the method aims to improve the heat efficiency in the aspects of environmental protection and energy saving, reduce the blackness of discharged smoke, fully combust combustible harmful gas generated by combustion decomposition and formation and reduce the generation of the harmful gas.
Disclosure of Invention
In view of the above, the present invention provides a combustion apparatus and an energy concentrating ring applied to the combustion apparatus, in which an oxygen-enriched supply component supplies oxygen-enriched gas for combustion, so that combustion is more sufficient, thereby achieving the beneficial effects of improving thermal efficiency, increasing combustion temperature, and reducing emission of harmful substances.
In order to achieve the above purpose, on one hand, the invention adopts the following technical scheme:
the utility model provides a combustion apparatus, provides the subassembly including combustor and oxygen boosting, the combustor includes combustion portion the radial outside of combustion portion is provided with gathers can the circle, gather can the circle including being located near combustion portion gather can the portion and right gather can the portion and carry out the supporting part that supports, it is provided with first cavity in the portion to gather, first cavity simultaneously with combustion portion and oxygen boosting provide the subassembly intercommunication, the oxygen boosting provides the subassembly and can provide the oxygen boosting gas that does benefit to the burning.
Preferably, gather ability portion structure for the tubaeform, tubaeform osculum end is located the downside, including inside wall and the lateral wall that the interval set up, the space between inside wall and the lateral wall constitutes first cavity be provided with first through-hole on the inside wall.
Preferably, the combustor includes a fire hole, the fire hole is located the combustion portion is last radially in the combustion portion, first through-hole with the fire hole corresponds the setting.
Preferably, an axis of the first through hole located in the same radial direction of the combustion part is substantially perpendicular to an axis of the fire hole.
Preferably, a second cavity is arranged in the supporting part and communicated with the first cavity, the oxygen enrichment providing assembly is arranged at the lower end of the supporting part, and an oxygen enrichment gas outlet of the oxygen enrichment providing assembly is communicated with the second cavity.
Preferably, the support part comprises at least two support legs, and the second cavity is arranged inside the support legs.
Preferably, the oxygen enrichment providing assembly comprises an oxygen enrichment cavity, an oxygen enrichment membrane is arranged in the oxygen enrichment cavity, a gas inlet and an oxygen enrichment gas outlet are arranged on the wall of the oxygen enrichment cavity, and the lower end of the support leg is connected to the oxygen enrichment gas outlet or extends into the oxygen enrichment cavity through the oxygen enrichment gas outlet.
Preferably, the lower end of the supporting leg extends into the oxygen enrichment cavity for 3-7mm; and/or the presence of a gas in the gas,
the oxygen-enriched gas outlet is arc-shaped, and the cross section of the supporting leg is arc-shaped corresponding to the oxygen-enriched gas outlet.
Preferably, the oxygen enrichment providing assembly further comprises a gas flow generating device, and a gas outlet of the gas flow generating device is communicated with a gas inlet of the oxygen enrichment cavity.
Preferably, the height of the supporting leg is more than 500mm and not more than 800mm, a second cavity in the supporting leg forms a chimney effect, and the oxygen enrichment supply assembly is arranged at the lower end of the supporting leg or a position close to the lower end.
Preferably, the energy gathering ring further comprises a communicating part arranged between the energy gathering part and the supporting part, the communicating part is annular, a third cavity is formed in the communicating part, and the upper end and the lower end of the third cavity are respectively communicated with the first cavity and the second cavity.
Preferably, the annular communicating part comprises an inner wall and an outer wall which are arranged at intervals, the third cavity is formed between the inner wall and the outer wall, and the inner wall is provided with a second through hole.
Preferably, the combustion device is a gas stove and comprises a panel and a bottom shell, and the oxygen enrichment supply assembly is arranged on the bottom shell.
On the other hand, the invention adopts the following technical scheme:
the energy gathering ring applied to the combustion device comprises an energy gathering part and a supporting part for supporting the energy gathering part, wherein a first cavity is arranged in the energy gathering part, and the first cavity can be communicated with the combustion part of the combustion device and an oxygen enrichment providing assembly.
Preferably, gather ability portion structure for the tubaeform, tubaeform osculum end is located the downside, including inside wall and the lateral wall that the interval set up, the space between inside wall and the lateral wall constitutes first cavity be provided with first through-hole on the inside wall.
According to the combustion device and the energy-gathering ring applied to the combustion device, the oxygen-enriched gas is provided for combustion through the oxygen-enriched providing assembly, so that the combustion is more sufficient, and the beneficial effects of improving the heat efficiency, improving the combustion temperature and reducing the emission of harmful substances are achieved.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
FIG. 1 illustrates a partial cross-sectional view of a combustion apparatus provided by the present invention;
FIG. 2 illustrates a partial cross-sectional view of an oxygen enrichment providing assembly provided by the present invention;
FIG. 3 is a schematic diagram of an oxygen enrichment chamber of the oxygen enrichment providing assembly provided by the present invention;
FIG. 4 shows a schematic structural view of an embodiment of a shaped charge ring provided by the present invention;
FIG. 5 illustrates a partial cross-sectional view of another embodiment of a combustion apparatus provided by the present invention;
FIG. 6 shows a schematic structural view of another embodiment of the energy concentrating ring provided by the present invention;
FIG. 7 shows a schematic structural view of yet another embodiment of the shaped charge ring provided by the present invention;
FIG. 8 shows a cross-sectional view of yet another embodiment of a concentrator ring provided by the present invention;
fig. 9 shows a partial cross-sectional view of a combustion apparatus according to still another embodiment of the present invention.
In the figure, the position of the upper end of the main shaft,
1. a gas range; 11. a burner; 111. a combustion section; 1111. a fire outlet; 12. an oxygen enrichment providing component; 121. an oxygen-enriched cavity; 1211. an oxygen-rich membrane; 1212. a gas inlet; 1213. an oxygen-enriched gas outlet; 122. an air chamber; 123. an air flow generating device; 13. energy gathering ring; 131. an energy gathering part; 1311. a first cavity; 1312. a first through hole; 132. a support portion; 1321. a second cavity; 1322. supporting legs; 133. a communicating portion; 1331. a third cavity; 1332. a second through hole; 14. a panel; 15. a bottom case; 16. a pot rack; 161. a pan support portion; 162. a pot rack supporting part; 17. a liquid containing tray.
Detailed Description
The present invention will be described below based on examples, but the present invention is not limited to only these examples. In the following detailed description of the present invention, certain specific details are set forth. It will be apparent to one skilled in the art that the present invention may be practiced without these specific details. Well-known methods, procedures, and components have not been described in detail so as not to obscure the present invention.
Further, those of ordinary skill in the art will appreciate that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".
In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The present application provides a combustion apparatus and a shaped ring 13, as shown in fig. 1, comprising a burner 11 and an oxygen enrichment providing assembly 12, said burner 11 comprising a combustion section 111 the radial outside of combustion portion 111 is provided with gathers can circle 13, is provided with the cavity in gathering can circle 13, the cavity simultaneously with combustion portion 111 and oxygen boosting provide subassembly 12 intercommunication, the oxygen boosting provides subassembly 12 can provide the oxygen-enriched gas that does benefit to the burning, the oxygen content in the oxygen-enriched gas that provides subassembly 12 through the oxygen boosting is higher than the oxygen content in the ordinary air, oxygen-enriched gas more is favorable to combustion-supporting, it is gas-cooker 1 to prefer combustion apparatus, provide the oxygen-enriched gas that is favorable to the burning for combustor 11 of gas-cooker 1 through the oxygen boosting and provide subassembly 12, can effectively guarantee the abundant burning of gas, improve the thermal efficiency of gas-cooker 1, reduce harmful gas's production simultaneously, CO and NO in the reduction gas-cooker 1 flue gas and the oxygen-enriched gas X The content of the active carbon, thereby realizing the beneficial effects of improving the thermal efficiency, improving the combustion temperature and reducing the emission of harmful substances.
In a preferred embodiment, as shown in fig. 1 and 4, the energy concentrating ring 13 includes an energy concentrating portion 131 located near the combustion portion 111 and a supporting portion 132 supporting the energy concentrating portion 131, a first cavity 1311 is disposed in the energy concentrating portion 131, the first cavity 1311 is simultaneously communicated with the combustion portion 111 and the oxygen enrichment providing assembly 12, the oxygen enrichment providing assembly 12 can provide oxygen-enriched gas beneficial to combustion, the oxygen content of the oxygen-enriched gas provided by the oxygen enrichment providing assembly 12 is higher than that of normal air, the oxygen-enriched gas is more beneficial to supporting combustion, preferably, the combustion apparatus is the gas stove 1, the oxygen-enriched gas beneficial to combustion is provided to the burner 11 of the gas stove 1 by the oxygen enrichment providing assembly 12, so as to effectively ensure sufficient combustion of gas, improve the thermal efficiency of the gas stove 1, reduce the generation of harmful gas, and reduce CO and NO in flue gas of the gas 1, and support the supporting portion 132 supporting the energy of the gas X The content of the active carbon, thereby realizing the beneficial effects of improving the thermal efficiency, improving the combustion temperature and reducing the emission of harmful substances.
As shown in fig. 1 to 4, in a specific embodiment, the gas range 1 includes a panel 14, a bottom shell 15, a burner 11 and an oxygen enrichment providing assembly 12, the oxygen enrichment providing assembly 12 is disposed on the bottom shell 15, the structural layout is reasonable, the burner 11 includes a combustion portion 111, a power concentrating ring 13 is disposed radially outside the combustion portion 111, the power concentrating ring 13 includes a power concentrating portion 131 located near the combustion portion 111 and a supporting portion 132 supporting the power concentrating portion 131, a first cavity 1311 is disposed in the power concentrating portion 131, the first cavity 1311 is communicated with both the combustion portion 111 and the oxygen enrichment providing assembly 12, and the oxygen enrichment providing assembly 12 can provide oxygen enrichment gas for facilitating combustion. The oxygen enrichment providing assembly 12 comprises an oxygen enrichment chamber 121, an oxygen enrichment membrane 1211 is arranged in the oxygen enrichment chamber 121, a gas inlet 1212 and an oxygen enrichment gas outlet 1213 are arranged on the wall of the oxygen enrichment chamber 121, oxygen enrichment gas is obtained after the gas entering through the gas inlet 1212 is processed by the oxygen enrichment membrane 1211, a support 132 is connected to the oxygen enrichment gas outlet 1213, the support 132 comprises at least two support legs 1322, the second cavity 1321 is arranged inside the support legs 1322, the lower ends of the support legs 1322 are connected with the oxygen enrichment gas outlet 1213, it is ensured that one end of the second cavity 1321 is communicated with the oxygen enrichment gas outlet 1213, the energy concentrating ring 13 further comprises a communication part 133 arranged between the energy concentrating part 131 and the support 132, the communication part 133 is in a ring shape, a third cavity 1331 is formed in the communication part 133, the other end of the second cavity 1321 is communicated with one end of the third cavity 1331, the other end of the third cavity 1311 is communicated with the first cavity 1311, external gas enters the oxygen enrichment cavity 133121 through the gas inlet 1212 arranged on the wall of the oxygen enrichment chamber 133121, then passes through the oxygen enrichment membrane 1331, the oxygen enrichment membrane 1311, the oxygen enrichment gas enters the first cavity 1311, and is discharged to the first cavity 1312 for the oxygen enrichment gas stove, and is provided for the oxygen enrichment gas is beneficial to the oxygen enrichment gas stove, and is discharged from the first cavity 1311.
In a preferred embodiment, as shown in fig. 2 and 3, the oxygen enrichment providing assembly 12 further comprises an air chamber 122, the air chamber 122 and the oxygen enrichment chamber 121 are formed in the same box, the oxygen enrichment membrane 1211 is disposed in the oxygen enrichment chamber 121 near the air chamber 122, external air firstly enters the air chamber 122 and then enters the oxygen enrichment chamber 121 through an air inlet 1212, and the oxygen enrichment air is obtained through the treatment of the oxygen enrichment membrane 1211 located inside the oxygen enrichment chamber 121 near the air chamber 122, so as to ensure the concentration of oxygen and further effectively ensure the sufficient combustion of fuel.
As shown in fig. 1 and 4, in particular, the energy concentrating part 131 is configured in a trumpet shape, the small end of the trumpet shape is positioned at the lower side and comprises an inner side wall and an outer side wall which are arranged at intervals, the space between the inner side wall and the outer side wall forms the first cavity 1311, a first through hole 1312 is arranged on the inner side wall, oxygen-enriched gas entering the first cavity 1311 is discharged through the first through hole 1312 to provide oxygen beneficial for combustion, a burner 11 comprises a fire hole 1111, the fire hole 1111 is positioned on the combustion part 111 to remove fuel, and the first through hole 1312 and the fire hole 1111 are correspondingly arranged in the radial direction of the combustion part 111.
As shown in fig. 1, in order to achieve sufficient combustion of jet flame during combustion, it is critical that particles distributed on the axis are completely combusted, because the concentration on the axis is about 50% higher than the average concentration of the cross section, and the demand for combustion supply is about 50% higher, the engineering mainly depends on the supply of secondary air to provide oxygen, most of the secondary air supplied by the conventional gas stove 1 is consumed by the outer flame of the flame, and hardly reaches the axis, so that the particles on the axis are not completely combusted, and the smoke is high, and the heat efficiency is low. Therefore, in order to solve the problem of complete combustion of particles on the axis, the plurality of first through holes 1312 are uniformly arranged on the energy concentrating part 131 of the energy concentrating ring 13, so that oxygen can be supplied for combustion of fuel in three-dimensional and all-around directions, in order to form turbulent disturbance of the oxygen-enriched gas and the gas mixture sprayed by the combustor 11, the axis of the first through hole 1312 positioned on the same radial direction of the combustion part 111 is approximately vertical to the axis of the fire outlet 1111, so that the oxygen-enriched gas discharged from the first through hole 1312 can be completely mixed with the particles on the axis until complete combustion is realized, the combustion is more sufficient, and the beneficial effects of improving the heat efficiency, improving the combustion temperature and reducing the emission of harmful substances are realized.
It should be noted that, as shown in fig. 1, 3, 4, and 5, the lower ends of the supporting legs 1322 may be located on the wall of the oxygen-enriched cavity 121 to achieve the communication between the second cavity 1321 and the oxygen-enriched gas outlet 1213, and the lower ends of the supporting legs 1322 may also be extended into the oxygen-enriched cavity 121 to ensure the reliability of the connection between the second cavity 1321 and the oxygen-enriched cavity 121, so as to avoid the leakage of the oxygen-enriched gas, and more preferably, the lower ends of the supporting legs 1322 are extended into the oxygen-enriched cavity 121 by 3-7mm, specifically, 5mm, so as to avoid that the oxygen-enriched gas is prevented from entering the oxygen-enriched cavity 121 due to the excessively long extension of the lower ends of the supporting legs 1322 into the oxygen-enriched cavity 121 on the premise of ensuring the connection reliability between the second cavity 1321 and the oxygen-enriched cavity 121, and effectively ensure that the oxygen-enriched supply component 12 can provide enough oxygen-enriched gas for combustion. In addition, the oxygen-enriched gas outlet 1213 is configured to be circular arc, square or round, and is not limited, preferably circular arc, and correspondingly, the cross section of the support leg 1322 is configured to be circular arc corresponding to the oxygen-enriched gas outlet 1213, the oxygen-enriched gas enters the second cavity 1321 through the oxygen-enriched gas outlet 1213, disturbance may be generated when the oxygen-enriched gas flows, the connection strength of the connection between the support leg 1322 and the oxygen-enriched gas outlet 1213 can be effectively enhanced by setting the oxygen-enriched gas outlet 1213 to be circular arc, leakage of the oxygen-enriched gas due to damage of the flow of the oxygen-enriched gas to the connection is avoided, and the connection reliability of the second cavity 1321 and the oxygen-enriched cavity 121 and the stability of the support leg 1322 are further ensured.
As shown in fig. 1-3, preferably, the oxygen enrichment providing assembly 12 further comprises a gas flow generating device 123, an air outlet of the gas flow generating device 123 is communicated with a gas inlet 1212 of the oxygen enrichment chamber 121 to ensure that external gas smoothly enters the oxygen enrichment chamber 121, the gas flow generating device 123 comprises a blower, a fan or other device capable of providing a large amount of air, and preferably, the gas flow generating device 123 comprises a blower, which feeds external gas into the oxygen enrichment chamber 121 to ensure that the oxygen enrichment providing assembly 12 is more sufficient to provide enough oxygen enrichment gas to facilitate combustion. In addition, in order to further ensure that enough oxygen-enriched gas can be provided, a plurality of oxygen-enriched cavities 121 can be provided, and correspondingly, a plurality of supporting legs 1322 corresponding to the oxygen-enriched gas outlets 1213 on the cavity wall of the oxygen-enriched cavities 121 are provided on the supporting portion 132, so that enough oxygen-enriched gas is delivered to the first through hole 1312 of the energy-concentrating ring 13 to be discharged, and sufficient combustion of the combustion gas is effectively ensured. The shape of the first through hole 1312 may be circular, square, strip-shaped or other shapes, but is not limited thereto, and is preferably circular to facilitate the discharge of the oxygen-enriched gas and ensure sufficient combustion of the combustion gas.
In an alternative embodiment, as shown in fig. 7-9, the energy concentrating ring 13 comprises an energy concentrating portion 131 located near the combustion portion 111 and a support portion 132 supporting the energy concentrating portion 131, the energy concentrating portion 131 is arranged at the radial outer side of the combustion portion 111, a first cavity 1311 is arranged in the energy concentrating portion 131, a second cavity 1321 communicated with the first cavity 1311 is arranged in the support portion 132, the second cavity 1321 is configured to have a vertical dimension greater than 500mm and not greater than 800mm, so that the second cavity 1321 can form a chimney effect, although the longer the second cavity 1321 is, the better the chimney effect is, but not too long, the installation requirement is satisfied, the range top is generally 800 to 1000mm, so that the second cavity 1321 is vertically sized greater than 500mm and not greater than 800mm, so as to facilitate the installation of the gas cooker and the use of the user, the oxygen enrichment providing assembly 12 is arranged at the lower end of the second cavity 1321 or near the lower end, external gas is sucked into the enrichment providing assembly 12 by the chimney effect, and then the oxygen enrichment providing assembly 1321, so that the oxygen enriched combustion gas can be efficiently utilized, and the oxygen enriched combustion device can be provided for the oxygen enriched combustion device can be used for generating a high oxygen enriched combustion gas flow combustion efficiency, and the oxygen enriched combustion device can be ensured, and the oxygen enriched combustion device can be used for the oxygen enriched combustion device.
Specifically, as shown in fig. 8 and 9, the gas range 1 includes a panel 14 and a bottom shell 15, the lower end of the supporting portion 132 is located at the lower side of the bottom shell 15, the structural layout is reasonable, external gas is conveniently sucked into the cavity of the energy-gathering ring 13 through a chimney effect, further, the gas range 1 further includes a pan frame 16, the pan frame 16 includes a pan supporting portion 161 and a pan frame supporting portion 162 located at the lower side of the pan supporting portion 161, the pan frame supporting portion 162 is arranged at the radial outer side of the energy-gathering portion 131, the pan supporting portion 161 is arranged at the upper side of the energy-gathering portion 131, when the gas range 1 is seated on a pan for heating food, since the energy-gathering ring 13 is lower than the pan supporting portion 161, an approximately closed region can be formed, so that during combustion, the upper end of the panel 14, the energy-gathering portion 131 and the communicating portion 133 form a cylindrical shape, an approximately closed region, the temperature of the energy-gathering ring 13 is normal atmospheric pressure outside, while the temperature of the combustion region is high, the temperature near the upper end of the energy-gathering ring 13 is about 500 ℃, while the lower end of the supporting portion 132 extends to the bottom shell 15, the temperature is up to reach the temperature, so that the lower end of the energy-gathering ring 13 and the pressure difference is larger than the upper end of the oxygen-gathering ring 13, the oxygen-gathering ring, the oxygen-gathering film is sufficient for providing sufficient for oxygen-enriched combustion, and the oxygen-enriched combustion process, the oxygen-enriched gas, the oxygen-enriched combustion chamber 132, the oxygen-enriched combustion chamber 132, the oxygen-enriched gas is sufficient for the oxygen-enriched combustion chamber, and the oxygen-enriched combustion chamber, thereby providing sufficient for the oxygen-enriched gas.
As shown in fig. 7 to 9, preferably, the gas range 1 further includes a liquid containing plate 17, the liquid containing plate 17 is provided with a third through hole (not shown in the drawings), the support portion 132 passes through the third through hole, the energy collecting support portion 132 is configured as an annular structure in the circumferential direction of the energy collecting ring 13, preferably, the annular structure is a segmented structure, and a part of the annular structure is a semi-circular annular structure, so as to avoid a part of the structure of the burner 11 of the gas range 1, and at the same time, the stability of the support portion 132 can be effectively ensured, the structure is reasonably arranged, or the energy collecting support portion 132 is configured as a segmented structure including at least two support legs 1322 in the circumferential direction of the energy collecting ring 13, and the at least two support legs are integrally configured as a substantially annular structure in the circumferential direction of the energy collecting ring 13, on the one hand, the partial structure of the burner 11 of the gas range 1 can be avoided, and on the other hand, the reliability of the support of the energy collecting portion 131 by the support portion 132 can be effectively ensured. In addition, the oxygen enrichment providing assembly 12 comprises an oxygen enrichment membrane 1211, the oxygen enrichment membrane 1211 is arranged at the lower end of the supporting leg 1322, a large amount of external gas is processed by the oxygen enrichment membrane 1211 under the action of a chimney effect to become oxygen enrichment gas, the oxygen enrichment gas enters the second cavity 1321 and then enters the first cavity 1311, and then is discharged through the first through hole 1312, so that enough oxygen is provided for combustion, and sufficient combustion is guaranteed.
Since the first through holes 1312 are formed in the energy concentrating part 131, in order to prevent the through holes for supplying oxygen from being blocked by the soup on the gas range 1, in another alternative embodiment, as shown in fig. 1, 5 and 6, the annular communicating part 133 comprises an inner wall and an outer wall which are arranged at intervals, the third cavity 1331 is formed between the inner wall and the outer wall, the second through holes 1332 are formed in the inner wall, namely the second through holes 1332 are positioned above the liquid containing disc 17 and below the burner 11, the second through holes 1332 are communicated with the combustion area of the burner 11, and the oxygen-enriched gas enters the third cavity 1331 through the second cavity 1321 and is discharged through the second through holes 1332 positioned on the inner wall of the third cavity 1331, so that sufficient oxygen is provided for combustion, sufficient combustion is ensured, fuel is saved, and the discharge of harmful gas is reduced. Preferably, the second through holes 1332 are configured as elongated holes and extend in the circumferential direction of the communicating portion 133 to facilitate the discharge of the oxygen-enriched gas, and further provide a guarantee for the sufficient combustion of the fuel, and more preferably, the second through holes 1332 are provided in a plurality, and the plurality of second through holes 1332 are uniformly arranged in the circumferential direction of the communicating portion 133, so that the discharge of the oxygen-enriched gas can be facilitated on the one hand, and the uniform distribution of the oxygen-enriched gas in the combustion area can be effectively ensured on the other hand, thereby facilitating the sufficient combustion of the fuel more.
It should be noted that the energy concentrating ring 13 may be provided with the first through hole 1312 and the second through hole 1332 at the same time, and the energy concentrating ring 13 may provide sufficient and stable oxygen-enriched gas for combustion, so as to provide a more effective guarantee for sufficient combustion of fuel.
Those skilled in the art will readily appreciate that the above-described preferred embodiments may be freely combined, superimposed, without conflict.
It will be understood that the embodiments described above are illustrative only and not restrictive, and that various obvious and equivalent modifications and substitutions for details described herein may be made by those skilled in the art without departing from the basic principles of the invention.

Claims (14)

1. A combustion device is characterized by comprising a combustor and an oxygen enrichment providing assembly, wherein the combustor comprises a combustion part, an energy gathering ring is arranged on the radial outer side of the combustion part, the energy gathering ring comprises an energy gathering part and a supporting part, the energy gathering part is positioned near the combustion part, the supporting part supports the energy gathering part, a first cavity is arranged in the energy gathering part, the first cavity is communicated with the combustion part and the oxygen enrichment providing assembly at the same time, and the oxygen enrichment providing assembly can provide oxygen enrichment gas which is beneficial to combustion;
the support part is internally provided with a second cavity which is communicated with the first cavity, the oxygen enrichment supply component is arranged at the lower end of the support part, and an oxygen enrichment gas outlet of the oxygen enrichment supply component is communicated with the second cavity.
2. The combustion device as claimed in claim 1, wherein the energy gathering part is formed in a horn shape, the small end of the horn shape is located at the lower side and comprises an inner side wall and an outer side wall which are arranged at intervals, a space between the inner side wall and the outer side wall forms the first cavity, and a first through hole is formed in the inner side wall.
3. The combustion device as claimed in claim 2, wherein the burner includes a fire hole, the fire hole is located on the combustion portion, and the first through hole and the fire hole are correspondingly disposed in a radial direction of the combustion portion.
4. A combustion unit according to claim 3, wherein the axis of the first through-hole in the same radial direction of the combustion portion is substantially perpendicular to the axis of the fire outlet.
5. The combustion apparatus as claimed in claim 1, wherein the support portion comprises at least two support legs, the support legs having the second cavity disposed therein.
6. The combustion device as claimed in claim 5, wherein the oxygen enrichment providing assembly comprises an oxygen enrichment cavity, an oxygen enrichment membrane is arranged in the oxygen enrichment cavity, a gas inlet and the oxygen enrichment gas outlet are arranged on the wall of the oxygen enrichment cavity, and the lower end of the supporting leg is connected to the oxygen enrichment gas outlet or extends into the oxygen enrichment cavity through the oxygen enrichment gas outlet.
7. The combustion device as claimed in claim 6, wherein the lower ends of the supporting legs extend into the oxygen-enriched chamber by 3-7mm; and/or the presence of a gas in the gas,
the oxygen-enriched gas outlet is arc-shaped, and the cross section of the supporting leg is arc-shaped corresponding to the oxygen-enriched gas outlet.
8. The combustion apparatus as claimed in claim 6, wherein the oxygen enrichment supply assembly further comprises a gas flow generating device, an outlet of the gas flow generating device being in communication with a gas inlet of the oxygen enrichment chamber.
9. The flare apparatus of claim 5 wherein the support leg has a height of greater than 500mm and no greater than 800mm, the second cavity in the support leg forming a chimney effect, the oxygen enrichment supply assembly being disposed at or near a lower end of the support leg.
10. The combustion apparatus as claimed in one of claims 1 to 9, wherein the energy concentrating ring further comprises a communicating portion disposed between the energy concentrating portion and the support portion, the communicating portion is configured in an annular shape, a third cavity is formed in the communicating portion, and an upper end and a lower end of the third cavity are respectively communicated with the first cavity and the second cavity.
11. The combustion apparatus as claimed in claim 10, wherein the annular communication portion comprises an inner wall and an outer wall arranged at an interval, the inner wall and the outer wall form the third cavity therebetween, and the inner wall is provided with a second through hole.
12. The combustion device as claimed in one of claims 1 to 8, wherein said combustion device is a gas range comprising a panel and a bottom shell, said oxygen enrichment supply assembly being provided on said bottom shell.
13. A concentrator ring for use in a combustion device according to any one of claims 1 to 12, comprising a concentrator portion and a support portion for supporting the concentrator portion, the concentrator portion having a first cavity disposed therein, the first cavity being capable of communicating with the combustion portion of the combustion device and an oxygen enrichment supply assembly.
14. The energy gathering ring as claimed in claim 13, wherein the energy gathering part is in a horn shape, the small end of the horn shape is positioned at the lower side and comprises an inner side wall and an outer side wall which are arranged at intervals, the space between the inner side wall and the outer side wall forms the first cavity, and a first through hole is arranged on the inner side wall.
CN201810816808.5A 2018-07-24 2018-07-24 Combustion apparatus and energy-gathering ring Active CN109114552B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202403313U (en) * 2012-01-10 2012-08-29 烟台南山学院 Energy conservation cover for gas stove
CN203656995U (en) * 2013-11-07 2014-06-18 陈立德 Picnic furnace
CN205245175U (en) * 2015-12-25 2016-05-18 北京汇通汇利技术开发有限公司 A combustor for gas hanging stove
CN106594820A (en) * 2016-12-15 2017-04-26 广东美的厨房电器制造有限公司 Energy gathering device of combustor, combustor and gas stove
JP2017219225A (en) * 2016-06-06 2017-12-14 リンナイ株式会社 Gas stove
CN208832448U (en) * 2018-07-24 2019-05-07 珠海格力电器股份有限公司 Burner and cumulative circle

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202403313U (en) * 2012-01-10 2012-08-29 烟台南山学院 Energy conservation cover for gas stove
CN203656995U (en) * 2013-11-07 2014-06-18 陈立德 Picnic furnace
CN205245175U (en) * 2015-12-25 2016-05-18 北京汇通汇利技术开发有限公司 A combustor for gas hanging stove
JP2017219225A (en) * 2016-06-06 2017-12-14 リンナイ株式会社 Gas stove
CN106594820A (en) * 2016-12-15 2017-04-26 广东美的厨房电器制造有限公司 Energy gathering device of combustor, combustor and gas stove
CN208832448U (en) * 2018-07-24 2019-05-07 珠海格力电器股份有限公司 Burner and cumulative circle

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