CN112856492B - Combustor and gas stove comprising same - Google Patents
Combustor and gas stove comprising same Download PDFInfo
- Publication number
- CN112856492B CN112856492B CN202110054093.6A CN202110054093A CN112856492B CN 112856492 B CN112856492 B CN 112856492B CN 202110054093 A CN202110054093 A CN 202110054093A CN 112856492 B CN112856492 B CN 112856492B
- Authority
- CN
- China
- Prior art keywords
- ignition
- gas
- burner
- fire
- cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/10—Arrangement or mounting of ignition devices
- F24C3/103—Arrangement or mounting of ignition devices of electric ignition devices
-
- 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
-
- 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
- F23D14/70—Baffles or like flow-disturbing devices
-
- 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
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/08—Arrangement or mounting of burners
- F24C3/085—Arrangement or mounting of burners on ranges
Landscapes
- 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 discloses a burner and a gas stove comprising the same, wherein the burner comprises an ignition cover and an ignition needle, the surface of the ignition cover is provided with a gas outlet arranged corresponding to an ignition end of the ignition needle, the ignition end is formed at the uppermost end of the ignition needle, the ignition cover is provided with a protruding part protruding out of the outer side surface of the ignition cover, the protruding part extends and is close to the ignition end, the burner is provided with a flow guide structure, and the flow guide structure can guide gas flowing out of the gas outlet to flow through a region between the ignition end and the protruding part. According to the burner, the bulge part close to the ignition end is arranged on the outer side surface of the fire cover, so that the ignition end discharges towards the bulge part during ignition, and the path of electric sparks generated by discharge is not perpendicular to the outer side surface of the fire cover. Meanwhile, the flow direction of the fuel gas is guided and changed by arranging the flow guide structure, so that the fuel gas flows towards the area between the protruding part and the ignition end, the path of the electric spark is close to perpendicular to the flow direction of the fuel gas, and the contact probability of the fuel gas and the electric spark is improved.
Description
Technical Field
The invention relates to a combustor and a gas cooker comprising the same.
Background
The existing gas cooker usually adopts an ignition needle to ignite, the top end of the ignition needle is an ignition end, when the ignition is performed, the ignition end discharges at a certain frequency relative to the nearest structure (usually, the outer side surface of a fire cover), and sparks generated by the discharge are in contact with gas flowing out from a fire hole on the fire cover to combust, so that the ignition purpose is realized.
As shown in fig. 1, the spark 3 'generated by the discharge of the ignition tip 21' with respect to the outer surface of the cap 1 'travels in a direction perpendicular to the outer surface, and the gas flowing out of the flame hole 11' also approaches the outer surface, and the direction of the two approaches each other, and the cross area is small. The path of the spark 3 ' generated by the firing orifice 11 ' at the firing end 21 ' can provide a lower gas concentration resulting in a lower success rate of firing. Therefore, when ignition is started, it is necessary to wait for a period of time until the gas concentration on the path of the spark rises to a certain extent before ignition is successfully performed, and this delay in the ignition time easily affects the user experience.
Disclosure of Invention
The invention aims to overcome the defects that the ignition time of a gas cooker in the prior art is delayed and the use experience of a user is influenced, and provides a combustor and the gas cooker comprising the same.
The invention solves the technical problems through the following technical scheme:
the utility model provides a combustor, its includes ignition cover and ignition needle, the surface of ignition cover has corresponding to the gas export that the ignition end of ignition needle set up, the ignition end form in the top of ignition needle, the ignition cover have protrusion in the bulge of the outside surface of ignition cover, the bulge extends and is close to the ignition end, the combustor has the water conservancy diversion structure, the water conservancy diversion structure can guide and follow the gas that the gas export flows through the ignition end with between the bulge regional.
This combustor through set up the bulge that is close to the ignition end at the outside surface of fire lid, makes the ignition end discharge towards the bulge when the ignition for the route of the electric spark that discharges and produce can not be perpendicular to the outside surface of fire lid, thereby changes the crisscross angle of electric spark and the gas that supplies the ignition. Meanwhile, the flow direction of the gas is guided and changed by the flow guide structure, so that the gas flows towards the region between the protruding part and the ignition end, the path of the electric spark is close to perpendicular to the flow direction of the gas, the probability of contact between the gas and the electric spark is improved, the purpose of being ignited more quickly is achieved, and the use experience of a user is effectively improved.
Preferably, the protrusion extends outward from an outer side surface of the fire cover to above the firing end, and a surface of the protrusion facing the firing end has a flange extending toward the firing end, the flange being not in contact with the firing end.
By providing a flange extending toward the firing end on the projection, it is achieved and ensured that the firing end discharges in the direction of the end of the flange, so that the discharge direction and position of the firing pin remain fixed.
Preferably, an accommodating space is defined by the flange, a side surface of the protruding portion facing the ignition end and an outer side surface of the fire cover, the gas outlet is located in the accommodating space, and the flow guide structure is formed on the flange.
By forming the accommodating space at the discharging position close to the ignition needle and arranging the gas outlet in the accommodating space, the gas concentration at the discharging position of the ignition needle after the gas flows out from the gas outlet is improved, and the probability of the gas being ignited by the electric spark is further improved.
Simultaneously, the gas can flow out accommodation space along the flange after gathering in this accommodation space, sets up the water conservancy diversion structure in this flange position, can improve the efficiency of guiding to the gas flow.
Preferably, the gas outlet is provided toward a junction of the flange and the one side surface of the projection.
Through this structure setting, reduce the velocity of flow after the gas flows from the gas export, can improve the success rate of igniteing.
Preferably, the projection surrounds the entire outer side surface of the fire lid in a circumferential direction of the fire lid, and the flange extends on the projection in the circumferential direction so that the accommodation space is arranged around the fire lid.
Through this structural arrangement, increase the gas volume that accommodation space can hold.
Preferably, the number of the gas outlets is multiple, and the multiple gas outlets are arranged on the surface of the fire cover along the circumferential direction.
Through this structure setting, improve when the ignition, to the flow of accommodation space confession gas for the gas concentration in the accommodation space rises more, realizes the successful purpose of more quick ignition.
Preferably, the surface of the fire cover is further provided with a plurality of flame stabilizing holes, the plurality of flame stabilizing holes are arranged around the fire cover, and the plurality of flame stabilizing holes are arranged towards the accommodating space.
Through this structure setting, make this accommodation space still can be used to stabilize the gas that steady flame hole flows out to after the ignition succeeds, utilize this accommodation space structure to realize steady flame effect. By increasing the use of the accommodation space, the structure of the burner is made simpler and more compact.
Preferably, the protruding portion further has a blocking eave, and the blocking eave is arranged corresponding to the flange and located on the outer side relative to the flange.
Through this structure setting, the overflow of avoiding dripping at the fire lid upper surface drips on the ignition needle after flowing along bulge and flange to improve the anti-overflow effect to the ignition needle.
Preferably, the burner further comprises an anti-dry heating sensor, the fire cover is arranged around the anti-dry heating sensor, and a detection part of the anti-dry heating sensor is higher than the upper surface of the fire cover.
Through this structure setting, provide a preferred overall arrangement scheme who holds and prevent dry combustion method sensor.
Preferably, a cavity for accommodating the dry-burning prevention sensor is formed on the inner side of the fire cover, the burner further comprises a secondary air channel, the secondary air channel is communicated to the cavity of the fire cover, the joint of the cavity and the upper surface of the fire cover is an arc transition surface, and the arc transition surface extends outwards to the protruding portion.
Through this structure setting, communicate secondary air passageway to in the cavity that is enclosed by the fire lid to set up curved excessive face in the junction of cavity and the top surface of fire lid, make secondary air can supply to the top surface of fire lid, avoid the flue gas that the fire hole burning on the fire lid to produce to gather in detection portion department, solve the inaccurate and misjudgment problem of turning off the fire that causes of preventing dry combustion method probe temperature measurement.
Preferably, the distance from the ignition end to the projection is smaller than the distance from the ignition end to the outer side surface of the fire cover.
Through the structural arrangement, the ignition end is ensured to discharge towards the direction of the bulge part and generate electric sparks.
Preferably, the number of the ignition ends is multiple, the distance between the ignition ends is larger than the distance between each ignition end and the bulge, and the distance between the ignition ends is smaller than the distance between each ignition end and the outer side surface of the fire cover.
Through setting up a plurality of ignition ends, improve the discharge frequency of ignition needle, further improve the success rate of igniteing.
Simultaneously, take off the fire lid at the user and carry out after the cleanness not put the position of fire lid under the correct condition, make the distance that the bulge is greater than the outside surface of fire lid apart from the distance of ignition end apart from the outside surface of fire lid easily, at this moment, foretell structure setting can improve the success rate of igniteing through discharging each other between a plurality of ignition ends outside surface under the wrong condition is put to the fire lid.
Preferably, the flow guiding structure is formed on the protruding portion and located on a side of the protruding portion facing the ignition end.
Through this structure setting, provide a position of being convenient for set up the water conservancy diversion structure, through forming the water conservancy diversion structure on the surface of bulge, the water conservancy diversion structure of being convenient for guides the gas flow direction of outflow.
A gas hob including a burner as described above.
This gas cooking utensils, through the outside surface at the fire lid set up the bulge that is close to the ignition end, make the ignition end discharge towards the bulge when the ignition for the route of the electric spark that discharges the production can not be perpendicular to the outside surface of fire lid, thereby change the crisscross angle of electric spark and the gas that supplies the ignition. Meanwhile, the flow direction of the gas is guided and changed by the flow guide structure, so that the gas flows towards the region between the protruding part and the ignition end, the path of the electric spark is close to perpendicular to the flow direction of the gas, the probability of contact between the gas and the electric spark is improved, the purpose of being ignited more quickly is achieved, and the use experience of a user is effectively improved.
The positive progress effects of the invention are as follows:
this combustor and contain its gas cooking utensils through the bulge that sets up near the ignition end at the outside surface at the fire lid, makes the ignition end discharge towards the bulge when the ignition for the route of the electric spark that discharges the production can not be perpendicular to the outside surface of fire lid, thereby changes the crisscross angle of electric spark and the gas that supplies the ignition. Meanwhile, the flow direction of the gas is guided and changed by the flow guide structure, so that the gas flows towards the region between the protruding part and the ignition end, the path of the electric spark is close to perpendicular to the flow direction of the gas, the probability of contact between the gas and the electric spark is improved, the purpose of being ignited more quickly is achieved, and the use experience of a user is effectively improved.
Drawings
Fig. 1 is a schematic view of a burner of the prior art.
Fig. 2 is a schematic structural view of a burner of embodiment 1 of the present invention.
Fig. 3 is an enlarged view of a partial structure of a burner according to embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of a burner of embodiment 2 of the present invention.
Fig. 5 is a schematic sectional view of a burner of example 2 of the present invention.
Fig. 6 is a partially enlarged view of a portion a in fig. 5.
Fig. 7 is a schematic structural view of a fire lid according to embodiment 2 of the present invention.
Fig. 8 is a partial structural view of a burner of embodiment 2 of the present invention.
Fig. 9 is a partial structural view of an ignition needle of embodiment 2 of the present invention.
Description of reference numerals:
Prior Art
Huo Jing 11
Firing end 21
Spark 3
The invention
Outside surface 11
Firing tip 21
Electric spark 4
Dry burning prevention sensor 6, detection part 61
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
The invention provides a gas cooker, which comprises a burner 10 arranged on a cooker table-board 8. As shown in fig. 2, the burner 10 includes a cap 1 and a firing pin 2, and a gas outlet 12 is formed on a surface of the cap 1 corresponding to a firing end 21 of the firing pin 2, wherein the firing end 21 is formed at an uppermost position of the firing pin 2, the cap 1 has a protrusion 13 protruding from an outer side surface 11 of the cap 1 above the firing end 21, the protrusion 13 extends above the firing end 21 in a horizontal direction and is adjacent to the firing end 21, and as shown in fig. 3, the burner 10 further has a flow guide structure 3, and the flow guide structure 3 can guide gas flowing out of the gas outlet 12 to flow through a region between the firing end 21 and the protrusion 13. In this embodiment, the flow guiding structure 3 is an arc-shaped surface formed on the protruding portion 13. The mode that diversion structure 3 set up through facing towards gas export 12 can also slow down the gas speed that flows out from gas export 12 for the gas is in the region between ignition end 21 and the bulge 13 of flow rate flow through relatively lower, improves the concentration of gas here, realizes quick ignition's purpose.
The burner 10, through setting up the bulge 13 close to the firing end 21 on the outside surface 11 of the fire cover 1, make the firing end 21 discharge towards the bulge 13 while igniting, make the route of the electric spark 4 that discharges to produce not perpendicular to the outside surface 11 of the fire cover 1, thus change the electric spark 4 and the alternating angle of the gas supplying ignition. Meanwhile, the flow guide structure 3 is arranged to guide and change the flow direction of the gas, so that the gas flows towards the region between the protruding part 13 and the ignition end 21, the path of the electric spark 4 is close to perpendicular to the flow direction of the gas, the probability of contact between the gas and the electric spark 4 is improved, the purpose of being ignited more quickly is achieved, and the use experience of a user is effectively improved.
In the present embodiment, the protruding portion 13 extends from the outer side surface 11 of the fire cover 1 to a position right above the firing end 21 in a horizontally outward direction, and a flange 131 extending toward the firing end 21 is provided on a side surface (i.e., a lower surface) of the protruding portion 13 facing the firing end 21, as shown in fig. 2, and the flange 131 is not in contact with the firing end 21. By providing a flange 131 extending toward the firing end 21 on the projection 13, it is achieved and ensured that the firing end 21 discharges toward the end of the flange 131, so that the discharge direction and position of the firing pin 2 remain fixed.
As shown in fig. 3, a receiving space 5 is defined by the flange 131, a side surface (lower surface) of the protruding portion 13 facing the ignition end 21, and the outer side surface 11 of the fire cover 1, the gas outlet 12 of the fire cover 1 is located in the receiving space 5, and the flow guiding structure 3 is formed on the inner side surface of the flange 131 for guiding the gas to flow toward the area between the ignition end 21 and the protruding portion 13. The diversion structure 3 in this embodiment is an arc-shaped surface, and the gas flows in the direction indicated by the arrow in fig. 3 by blocking the gas flow, and the gas flow speed can be reduced by blocking the gas flow direction, so that the concentration of the gas near the electric spark 4 can be increased. Of course, in other embodiments, the flow guide structure 3 may be a plane, a curved surface, a vane, or other various structures to achieve the same purpose of changing the flow direction of the gas.
Specifically, the above-described arrangement provides that the gas concentration at the discharge position of the ignition needle 2 after the gas flows out from the gas outlet 12 is increased by forming the accommodating space 5 at the discharge position close to the ignition needle 2 and providing the gas outlet 12 in the accommodating space 5, thereby further increasing the probability of the gas being ignited by the electric spark 4. Meanwhile, after the fuel gas is gathered in the accommodating space 5, the fuel gas can flow out of the accommodating space 5 along the flange 131, and the flow guide structure 3 is arranged at the position of the flange 131, so that the efficiency of guiding the fuel gas flow direction can be improved.
Wherein, in order to guarantee the collecting effect of the receiving space 5 on the gas, the gas outlet 12 may be provided towards the junction of the flange 131 and the projection 13. The flowing direction of the fuel gas is required to be changed immediately after the fuel gas flows into the accommodating space 5, the purpose of reducing the flowing speed of the fuel gas after the fuel gas flows out from the fuel gas outlet 12 is achieved, and therefore the fuel gas concentration near the electric spark 4 is improved, and the ignition success rate is improved.
As shown in fig. 3, to ensure that the firing tip 21 discharges toward the projection 13 and generates the spark 4, the distance from the firing tip 21 to the projection 13 should be less than the distance from the firing tip 21 to the surface of the fire cover 1. On this basis, the two distances should not be too close to avoid that in an accidental situation the firing tip 21 discharges towards the outer side surface 11 of the fire cover 1.
Example 2
The present embodiment also provides a burner 10 for a gas cooker, and the structure of the burner 10 is similar to that of embodiment 1. As shown in fig. 4-6, the burner 10 of the present embodiment is an anti-dry burner, wherein the anti-dry burner specifically includes a fire cover 1, an anti-dry sensor 6, and an energy collecting ring 9. Wherein, the inner ring of the fire cover 1 is arranged around the dry burning prevention sensor 6, the energy gathering ring 9 is arranged around the outer ring of the fire cover 1, and the energy gathering ring 9 is integrated with a pot support structure.
The detecting part 61 of the anti-dry burning sensor 6 is arranged higher than the inner ring top surface 17 of the fire cover 1 to ensure that the detecting part 61 can contact with the bottom surface of the pot. The fire cover 1 forms a cavity 15 for accommodating the dry burning prevention sensor 6 at the inner side of the inner ring part, the burner 10 further comprises a secondary air channel 7, the secondary air channel 7 is communicated to the inside of the cavity 15 from the outside, the joint of the cavity 15 and the top surface 17 of the fire cover 1 is an arc transition surface 16, and the fire hole on the inner ring of the fire cover 1 is positioned on the outer side surface 11 of the inner ring.
In the dry-burning prevention burner, the flame hole is formed in the outer surface 11 of the fire cover 1, so that the flame in the flame hole is relatively far away from the detection part 61 of the dry-burning prevention sensor 6, and the influence of the generated heat of the flame on the detection part 61 is reduced. Meanwhile, the secondary air channel 7 is communicated into a cavity 15 formed by the inner ring of the fire cover 1, and an arc transition surface 16 is arranged at the joint of the cavity 15 and the top surface 17 of the fire cover 1, so that secondary air can be supplemented to the top surface 17 of the fire cover 1, smoke generated by fire hole combustion is prevented from being gathered at the detection part 61, and the problem of misjudgment fire control caused by inaccurate temperature measurement of an anti-dry combustion probe can be effectively solved.
Wherein, the lower part of the fire cover 1 in the embodiment is also provided with a base, and the secondary air channel 7 is enclosed by the lower surface of the base and the upper surface of the kitchen range table-board 8. This structural arrangement makes the air in the secondary air passageway 7 come from the top of cooking utensils mesa 8, and the region of the fire hole of being relatively far away from the dry-fire prevention combustor to the air that has other positions has a relatively lower temperature, can reduce the temperature of the detection portion 61 of dry-fire prevention sensor 6 more effectively.
As shown in fig. 7, in the present embodiment, the projection 13 is provided around the entire outer side surface 11 of the fire lid 1 in the circumferential direction of the fire lid 1, and the flange 131 extends on the projection 13 in the circumferential direction so that the accommodation space 5 is arranged around the inner ring of the fire lid 1. With this structural arrangement, the volume of gas that can be accommodated by the accommodating space 5 is increased. The number of the gas outlets 12 is plural corresponding to the accommodating space 5, and these gas outlets 12 are arranged on the outer side surface 11 of the fire cover 1 along the circumferential direction of the fire cover 1 to increase the flow rate of the gas supplied to the accommodating space 5 at the time of ignition, so that the concentration of the gas in the accommodating space 5 rises faster and the ignition succeeds faster.
Specifically, as can be seen from fig. 6, the flow guiding structure 3 in the present embodiment not only includes a slope structure formed on (the flange 131 of) the protruding portion 13, but also includes grooves formed on the slope and extending in the longitudinal direction, the grooves are arranged corresponding to the gas outlets 12, and the grooves are arranged to improve the flowing direction of the gas after the gas flows out from the gas outlets 12.
As shown in fig. 7 and 8, the size of the space in the accommodating space 5 varies along the circumferential direction of the fire cover 1, and referring to fig. 7 in the present embodiment, the size of the space of the accommodating space 5 closer to the ignition end 21 is larger, so as to increase the amount of gas that can be accommodated by the accommodating space 5 closer to the ignition end 21 when the gas outlet 12 supplies gas toward the accommodating space 5, and further improve the success rate of ignition.
Wherein, these gas export 12 to accommodation space 5 confession gas can encircle whole fire lid 1 setting completely, and the part in these gas exports 12 can be according to setting up the difference of position and trompil size, has concurrently and uses as steady flame hole or even main flame hole, and the trompil size of steady flame hole is less than main flame hole relatively for stabilize the flame of main flame hole. These gas outlets 12 can be used both for supplying gas to the ignition end 21 when not ignited, in order to increase the gas concentration in the area between the ignition end 21 and the protrusion 13, while the flame-stabilizing holes can use the structure of the receiving space 5 to achieve a flame-stabilizing effect after ignition has been successful. By increasing the use of the accommodation space 5, the structure of the burner 10 is made simpler and more compact. As shown in fig. 7, the protrusion 13 is further provided with a blocking eave 132, the blocking eave 132 is located on the outer side of the flange 131 relatively and protrudes outwards from the flange 131, and through the structural arrangement, the overflow liquid dropping on the upper surface of the fire cover 1 is prevented from flowing along the protrusion 13 and the flange 131 and then dropping on the ignition needle 2, so that the anti-overflow effect on the ignition needle 2 is improved.
As shown in fig. 8, which is a partially enlarged view of the burner 10 at the position where the ignition needle 2 is provided. In the present embodiment, referring to fig. 9, the ignition needle 2 has two ignition tips 21 independent of each other, and the two ignition tips 21 are arranged in a staggered manner as shown in fig. 8 and are to be close to the flange 131 at the lowermost end of the projection 13, and by providing the two ignition tips 21 and discharging electricity to the flange 131 respectively, the success rate of ignition is further improved.
In addition, the two ignition ends 21 are provided for foolproof purpose, specifically, when the user takes off the fire cover 1 and cleans the fire cover 1, and the flange 131 (the protrusion 13) is farther from the ignition end 21 than the outer side surface 11 of the fire cover 1, the two ignition ends 21 can be discharged from each other, and the ignition success rate is improved compared with the case that the fire cover 1 is placed incorrectly by discharging to the outer side surface 11.
To achieve this, the distance between the two firing tips 21 must be less than the distance of each firing tip 21 from the outer side surface 11, and a certain margin must be provided. Meanwhile, the distance between the two ignition ends 21 must be larger than the distance between each ignition end 21 and the flange 131 (the bulge 13), so that under the condition that the fire cover 1 is normally placed, the ignition ends 21 are ensured to discharge towards the bulge 13, and the optimal discharge ignition direction is ensured.
Of course, in other embodiments, more than two firing ends may be provided at the same time to further improve the firing success probability and the firing speed. These firing tips should also satisfy the rule of distance from each firing tip to the flange < distance between each firing tip < distance from each firing tip to the outer surface of the fire cover to provide the most optimal and reliable firing pin placement.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (8)
1. A burner comprising an ignition cap and an ignition needle, the surface of the ignition cap having a gas outlet provided corresponding to an ignition end of the ignition needle, wherein the ignition end is formed at the uppermost end of the ignition needle, the ignition cap has a protrusion protruding from an outer side surface of the ignition cap, the protrusion extends and is close to the ignition end, the protrusion extends outwardly from the outer side surface of the ignition cap to above the ignition end, a flange extending toward the ignition end is provided on a side surface of the protrusion toward the ignition end, the flange is not in contact with the ignition end, the distance from the ignition end to the protrusion is smaller than the distance from the ignition end to the outer side surface of the ignition cap, the number of the ignition ends is plural, and the distance between the plurality of ignition ends is larger than the distance from each ignition end to the protrusion, the distance between the plurality of ignition ends is smaller than the distance between each ignition end and the outer side surface of the fire cover;
the combustor is provided with a flow guide structure which can guide the gas flowing out of the gas outlet to flow through the area between the ignition end and the bulge; an accommodating space is defined by the flange, one side surface of the protruding part facing the ignition end and the outer side surface of the fire cover, the fuel gas outlet is positioned in the accommodating space, and the flow guide structure is formed on the flange; the gas outlet is provided toward a junction of the flange and the one side surface of the projection.
2. The burner of claim 1, wherein the protrusion surrounds the entire outer side surface of the fire cap in a circumferential direction of the fire cap, and the flange extends on the protrusion in the circumferential direction so that the receiving space is arranged around the fire cap.
3. The burner as claimed in claim 2, wherein the number of the gas outlets is plural, and the plural gas outlets are arranged on the surface of the fire cover in a circumferential direction.
4. The burner as claimed in claim 2, wherein the surface of the fire cover further has a plurality of flame stabilizing holes, the plurality of flame stabilizing holes are arranged around the fire cover, and the plurality of flame stabilizing holes are disposed toward the receiving space.
5. The burner of claim 1, wherein the protrusion further has a stop ledge, the stop ledge being located outside of the flange.
6. The burner of claim 1, further comprising an anti-dry heating sensor, wherein the fire cover is disposed around the anti-dry heating sensor, and a sensing portion of the anti-dry heating sensor is higher than an upper surface of the fire cover.
7. The burner of claim 6, wherein the inner side of the fire cap forms a cavity for receiving the dry burning prevention sensor, the burner further comprising a secondary air passage communicating to the cavity of the fire cap, a junction of the cavity and the upper surface of the fire cap being an arc-shaped transition surface extending outward to the protrusion.
8. Gas cooking appliance, characterized in that it comprises a burner as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110054093.6A CN112856492B (en) | 2021-01-15 | 2021-01-15 | Combustor and gas stove comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110054093.6A CN112856492B (en) | 2021-01-15 | 2021-01-15 | Combustor and gas stove comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112856492A CN112856492A (en) | 2021-05-28 |
| CN112856492B true CN112856492B (en) | 2022-04-05 |
Family
ID=76006608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110054093.6A Active CN112856492B (en) | 2021-01-15 | 2021-01-15 | Combustor and gas stove comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112856492B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114561787A (en) * | 2022-02-25 | 2022-05-31 | 青岛海尔洗涤电器有限公司 | Gas heating device and gas clothes dryer |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH097861A (en) * | 1995-06-15 | 1997-01-10 | Aisan Ind Co Ltd | Ignition coil of internal combustion engine |
| CN1884911A (en) * | 2006-07-07 | 2006-12-27 | 宁波方太厨具有限公司 | Burner with ignition needle protection structure |
| CN101832560A (en) * | 2010-03-25 | 2010-09-15 | 宁波方太厨具有限公司 | Gas stove central burner cap and burner using same |
| CN101995278A (en) * | 2009-08-10 | 2011-03-30 | 上海捷程机电有限公司 | Hot type air quality flow sensor |
| CN102109179A (en) * | 2009-12-24 | 2011-06-29 | 博西华电器（江苏）有限公司 | Ignition needles for gas stove and gas stove employing same |
| CN102620853A (en) * | 2011-01-31 | 2012-08-01 | 日立汽车系统株式会社 | Intake air temperature sensor and thermal airflow meter including the same |
| CN105351934A (en) * | 2015-11-27 | 2016-02-24 | 广东美的厨房电器制造有限公司 | Burner cap assembly and gas stove provided with burner cap assembly |
| CN207279630U (en) * | 2017-09-30 | 2018-04-27 | 青岛海尔智慧厨房电器有限公司 | Novel combustor and gas-cooker |
| CN210141600U (en) * | 2019-05-28 | 2020-03-13 | 宁波方太厨具有限公司 | Fire cover of kitchen range |
| CN111578323A (en) * | 2020-06-23 | 2020-08-25 | 杭州老板电器股份有限公司 | Gas kitchen ranges |
| CN111720821A (en) * | 2019-03-21 | 2020-09-29 | 宁波方太厨具有限公司 | A burner for a gas stove |
| CN211811350U (en) * | 2020-01-07 | 2020-10-30 | 苏州翔铭化工设备有限公司 | Tank for chemical preparation |
| CN211822378U (en) * | 2019-12-16 | 2020-10-30 | 宁波方太厨具有限公司 | Inner ring fire cover and cooker burner with same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007017682U1 (en) * | 2007-12-18 | 2009-04-23 | Robert Bosch Gmbh | ignition device |
| CN102510174B (en) * | 2011-11-04 | 2015-02-11 | 锦州万得汽车电器电子科技有限公司 | Integrated adjustor, namely rectifier bridge of automobile alternating-current generator |
| CN103267288B (en) * | 2013-05-22 | 2016-04-06 | 孙琛 | Burner |
| CN103807857A (en) * | 2014-03-13 | 2014-05-21 | 杜建吉 | Ammonia torch burner |
-
2021
- 2021-01-15 CN CN202110054093.6A patent/CN112856492B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH097861A (en) * | 1995-06-15 | 1997-01-10 | Aisan Ind Co Ltd | Ignition coil of internal combustion engine |
| CN1884911A (en) * | 2006-07-07 | 2006-12-27 | 宁波方太厨具有限公司 | Burner with ignition needle protection structure |
| CN101995278A (en) * | 2009-08-10 | 2011-03-30 | 上海捷程机电有限公司 | Hot type air quality flow sensor |
| CN102109179A (en) * | 2009-12-24 | 2011-06-29 | 博西华电器（江苏）有限公司 | Ignition needles for gas stove and gas stove employing same |
| CN101832560A (en) * | 2010-03-25 | 2010-09-15 | 宁波方太厨具有限公司 | Gas stove central burner cap and burner using same |
| CN102620853A (en) * | 2011-01-31 | 2012-08-01 | 日立汽车系统株式会社 | Intake air temperature sensor and thermal airflow meter including the same |
| CN105351934A (en) * | 2015-11-27 | 2016-02-24 | 广东美的厨房电器制造有限公司 | Burner cap assembly and gas stove provided with burner cap assembly |
| CN207279630U (en) * | 2017-09-30 | 2018-04-27 | 青岛海尔智慧厨房电器有限公司 | Novel combustor and gas-cooker |
| CN111720821A (en) * | 2019-03-21 | 2020-09-29 | 宁波方太厨具有限公司 | A burner for a gas stove |
| CN210141600U (en) * | 2019-05-28 | 2020-03-13 | 宁波方太厨具有限公司 | Fire cover of kitchen range |
| CN211822378U (en) * | 2019-12-16 | 2020-10-30 | 宁波方太厨具有限公司 | Inner ring fire cover and cooker burner with same |
| CN211811350U (en) * | 2020-01-07 | 2020-10-30 | 苏州翔铭化工设备有限公司 | Tank for chemical preparation |
| CN111578323A (en) * | 2020-06-23 | 2020-08-25 | 杭州老板电器股份有限公司 | Gas kitchen ranges |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112856492A (en) | 2021-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210688221U (en) | Burner and domestic gas appliance | |
| CN109185883B (en) | Inner ring fire cover, burner and gas stove | |
| CN110006041B (en) | High heat load high heat efficiency gas cooking utensils combustor | |
| CN111720821B (en) | A burner for a gas stove | |
| CN112856492B (en) | Combustor and gas stove comprising same | |
| EP2390569A2 (en) | A burner for professional or domestic gas cookers, particularly of the type of vertical-flame burners adapted for cooking with woks and the like | |
| JP6842957B2 (en) | Stove | |
| CN213453638U (en) | Burner fire cover for gas stove | |
| CN112856491B (en) | Dry burning preventing burner and dry burning preventing stove comprising same | |
| CN110220195B (en) | Fire cover of kitchen range | |
| CN220135535U (en) | Pot support and contain its cooking utensils | |
| CN110617475B (en) | Fire cover, burner and household gas device | |
| CN215637157U (en) | Burners and gas stoves | |
| CN221991846U (en) | A spiral fire combustion furnace | |
| CN113028396A (en) | Gas stoves | |
| CN220338459U (en) | Burner with internal rotation flame | |
| JP2006138597A (en) | Gas cookstove | |
| CN215637158U (en) | Burners and gas stoves | |
| CN110793028A (en) | High thermal load high thermal efficiency combustor | |
| CN213119061U (en) | Fire cover assembly, burner and gas stove | |
| CN110887076A (en) | Energy-gathering cover for stove and gas stove applying same | |
| CN210688225U (en) | Inner fire cover, burner and gas appliance | |
| CN112013390B (en) | Combustor with improve combustion efficiency | |
| CN208983353U (en) | External ring fire cover and burner | |
| JP2010091182A (en) | Oil firing appliance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |