CN110118354A - A kind of burner for gas-cooker - Google Patents
A kind of burner for gas-cooker Download PDFInfo
- Publication number
- CN110118354A CN110118354A CN201811191213.1A CN201811191213A CN110118354A CN 110118354 A CN110118354 A CN 110118354A CN 201811191213 A CN201811191213 A CN 201811191213A CN 110118354 A CN110118354 A CN 110118354A
- Authority
- CN
- China
- Prior art keywords
- wall
- gas
- cavity
- fire cover
- cooker
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 52
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000000567 combustion gas Substances 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 25
- 230000003670 easy-to-clean Effects 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000008246 gaseous mixture Substances 0.000 abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003345 natural gas Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 208000002925 dental caries Diseases 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 238000012946 outsourcing Methods 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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
- F23D14/02—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
- F23D14/26—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid with provision for a retention flame
-
- 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
- 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
- F23D14/62—Mixing devices; Mixing tubes
-
- 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
- F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
- F23D2900/14—Special features of gas burners
- F23D2900/14062—Special features of gas burners for cooking ranges having multiple flame rings
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 present invention relates to a kind of burners for gas-cooker, it include the first fire cover, first fire cover includes fire cover ontology, the annular top wall of the fire cover ontology and inside edge from the annular top wall, the internal ring wall that outer ledge extends straight down, the first mixed air cavity is formed between external annulus, it is characterized by also including have the lower sealing plate that can cover the described first mixed air cavity bottom, lower sealing plate can be mobile relative to the first fire cover, and opening area of the sealing plate into gaseous mixture under changing, compared with prior art, the advantage of the invention is that being designed to separate structure by the first mixing chamber that lower sealing plate and the first fire cover collectively form, while realizing easy to clean, it can also be by lower sealing plate relative to the movement of the first fire cover, realize the outlet area for entering gaseous mixture in the first fire cover, the high gas of calorific values such as the biggish suitable liquefied gas of outlet area Source, and outlet area is lesser is suitble to the low heat values gas sources such as natural gas, artificial gas.
Description
Technical field
The present invention relates to gas cooker field more particularly to a kind of burners.
Background technique
The gas burner of existing household gas range includes mixing chamber, the first fire cover, ejector pipe etc., and wherein burner mixes gas
Room is one critically important components of kitchen range, and the effect of mixing chamber is mixed gas, mixes combustion gas and primary air more equal
It is even；Simultaneously to inner ring feeding secondary air, the fixed structure of current mixing chamber integral type is unfavorable for the cleaning of kitchen range, especially mixed
Inside plenum interior and kidney slot, user to mixing chamber be not easy it is clean complain it is also more and more, such as Patent No.
A kind of Chinese utility model patent " burner " of ZL201420072885 (notification number is CN2037314112U) or as specially
Benefit number discloses a kind of of this sort mixing chamber for ZL200610052382.8 (notification number CN1884911A), additionally by
It supplies from the kidney slot of mixing chamber to inner ring with feeding secondary air, but it is also very limited to the reduction of inner ring flue gas effect,
It needs to make further promoted to gas supply effect of the mixing chamber to inner ring.
Summary of the invention
First technical problem to be solved by this invention is to provide a kind of energy change for above-mentioned state of the art
The burner for gas-cooker of first fire cover gas supply area.
Second technical problem to be solved by this invention be for above-mentioned state of the art and provide it is a kind of convenient for pair
The clean burner for gas-cooker of mixing chamber.
Third technical problem to be solved by this invention is to provide a kind of energy raising for above-mentioned state of the art
Burner for gas-cooker of the secondary-air passage of mixing chamber to inner ring gas supply effect.
The technical scheme of the invention to solve the technical problem is: this is used for the burner of gas-cooker, include
First fire cover, first fire cover include fire cover ontology, the annular top wall of the fire cover ontology and the inside from the annular top wall
The first mixed air cavity is formed between internal ring wall that edge, outer ledge extend straight down, external annulus, it is characterised in that:
At least there are two tool and the lower surface of the annular top wall is arranged in first separator, adjacent first separator it
Between have the first spacing；
Second separator, at least tool there are two, be arranged in the lower surface of the annular top wall and with first separator
Interval is arranged, and has the second spacing between adjacent second separator, and second spacing is less than first spacing；
Lower sealing plate can cover the bottom of the described first mixed air cavity, include to enter the described first mixed air cavity for combustion gas
At least two the first opening and the second opening, and the lower sealing plate has and first separation between the first adjacent opening
Corresponding first closed section of part, the lower sealing plate have corresponding with second separator the between adjacent second opening
Two closed sections；
The peripheral wall part of first interior protuberance, each first opening extends to the first fire cover body central, adjacent
There is third spacing, the third spacing is equal with second spacing between first interior protuberance；And
The peripheral wall part of second interior protuberance, each second opening extends to the first fire cover body central, adjacent
There is the 4th spacing, the 4th spacing is equal with first spacing between second interior protuberance；
The lower sealing plate can the bottom under external force relative to the described first mixed air cavity move in the circumferential, described
In the state that one interior protuberance is engaged with second separator, corresponding first opening of partial occlusion；
In the state that second interior protuberance is engaged with first separator, partial occlusion corresponding described second
Opening.
It further include having pedestal to realize the property easy to clean of the first mixing chamber, the pedestal has the first blast tube；With
And the connector between the pedestal and the lower sealing plate, the connector have vertical with first blast tube
Communicate and respectively correspond the first cavity of first opening and the second cavity of corresponding second opening.Pass through connection
Body, lower sealing plate, being detachably connected for the first fire cover three realize purpose convenient for cleaning.
Further, the connection external world is formed between adjacent first cavity and the second cavity to go out with first fire cover
The secondary-air passage in flame range domain.The first mixing chamber being made of the first fire cover and lower sealing plate is mobile relative to connection physical efficiency, energy
The opening of secondary-air passage is suitably adjusted, meanwhile, the first mixing chamber fission, which is realized, to be moved, and is removed and is left to be located at by rear
Connector on pedestal is realized easy to clean.
Lower sealing plate and the first fire cover collectively form the first mixing chamber for convenience, and the upper surface of the lower sealing plate upwardly extends
Have in a ring and the inner ring wall and outer ring wall of concentric spacing setting, the internal ring wall lean with the inner ring wall,
The inner sidewall of the external annulus forms the interior step to lean with the outer ring wall.
Preferably, the outside wall surface of first cavity and second cavity forms outer step, the external annulus in
The first wall surface on interior step leans with the outer ring wall, and second wall surface of the external annulus under interior step is to institute
Outer step is stated to extend and lean with outer step.Second wall surface of the external annulus under step extend to the outer step and with it is outer
Step leans, which plays the role of two, one, the aesthetics that can beautify integral burner；Second, energy outsourcing is overlying on
Except lower sealing plate, to avoid being gas leakage brought by split settings because of the first mixing chamber.
Second wall surface partial occlusion secondary-air passage of external annulus in order to prevent, second wall surface correspond to described two
The position of secondary air duct, it is upwardly recessed from bottom to up be formed with the first notch, first notch constitutes the secondary sky
The a part in gas channel.
In order to prevent while disassembly the first fire cover of outer ring, lower sealing plate bring are easy to clean, also avoid bringing combination
When mutual position change, the inner wall of first cavity and/or the second cavity has upwardly extended positioning column, institute
The inner ring wall for stating lower sealing plate has the positioning recess for limiting the positioning column.
In order to enable positioning column other than the effect of " fool proof ", also has the function of supporting the first fire cover, the positioning column
The top of the position positioning column corresponding to the positioning recess is more protruded, and the internal ring wall of first fire cover then passes through
The protrusion is supported on the bottom of the positioning recess and accordingly shelves on the positioning column.
Further, the bottom wall of the lower sealing plate is gradually upward from the outside to the core corresponding to the part of the secondary-air passage
Inclination.Since lower sealing plate is covered under the first mixing chamber, compared to the mixing chamber of integral type, while in addition to easy disassembly,
To now correspond to the part gradually inclination upwards from the outside to the core of secondary-air passage, the secondary-air passage in fact also in processing
It is had the advantage that with gradient design: the first, the swabbing action to outside air can be strengthened, improve gas supply speed；The second, under
The low inside and high outside structure design of sealing plate has collection heat effect, it is possible to reduce outside heat dissipation inside the first mixing chamber makes more
Heat air.
Further, third wall surface of the external annulus on second wall surface contracts radially inward, and this
The main fire hole being connected with the described first mixed air cavity is offered on three wall surfaces.
For the main fire hole of steady flame, the third wall surface circumferentially offers the first steady flame slot in the lower section of the main fire hole,
The bottom of the third wall surface is circumferentially spaced to offer the steady flame slot of at least two connections described first and the first mixed air cavity
The first steady fire hole, first interior protuberance and the second interior protuberance and the bottom of the third wall surface are flush.
It further include having second enclosed in first fire cover to realize that the burner has outer ring fire and interior ring fire
Fire cover, second fire cover include the inner ring wall of internal and external partition and the roof of collar wall and connection the two, and the inner ring wall encloses
At there is center cavity, the inner ring wall and collar wall are surrounded by periphery cavity jointly, and the collar wall circumferentially offers at least
Fire hole in the first of two connection periphery cavitys, the roof are covered with the lid for being covered with fire hole, the lid and the center
Cavity connection, and arch upward upwards from outer circumferential center.Meanwhile lid arches upward from outer circumferential center discharge can be driven in circular ball
Face is not easily broken and is directly walked by bullet, is not easy to plug fire hole, if lid is plane, fire hole is easy to be blocked by discharge.
Further, the roof is provided at least two flanges that raise upward of circle, in each flange is radially upper,
Interval arrangement, the first flange positioned at innermost circle surround the lid.By the way that several layers of flanges are arranged, high-temperature flue gas may make to exist
By when, form continuous throttling expansionary effect, increase the heat exchange coefficient with cookware, thus improve the thermal efficiency.
In order to realize that the roof of the second fire cover also has the function of storing discharge, formed between the two adjacent circle flanges
Recessed recessed portion is higher than fire hole setting in described first positioned at the second flange of outmost turns.
In order to which the discharge for storing the roof of the second fire cover is oriented to except the second fire cover, second flange is circumferentially spaced
Offer at least two the second notches for water conservancy diversion discharge.
For fire hole in steady flame first, the collar wall is also circumferentially spaced to be offered in described first below fire hole
The second inner ring fire hole, be additionally provided with the second steady flame slot below the second inner ring fire hole, be also provided in the collar wall with
Second stable flame hole of the second steady flame slot intersection, second stable flame hole perforation, the second steady flame slot are simultaneously connected to described first
Inner ring fire hole.
Further, the pedestal further includes having the second blast tube being connected with second fire cover, the connection
The central location of body has the third cavity being vertically connected with the center cavity, the to be connected with the periphery cavity
Four cavitys are connected between the third cavity and the 4th cavity by dowel, and the collar wall of second fire cover is to downward
It stretches and leans with the dowel.
Compared with the prior art, the advantages of the present invention are as follows the first mixing chambers collectively formed by lower sealing plate and the first fire cover
Be designed to separate structure, realize it is easy to clean while, can also by lower sealing plate relative to the movement of the first fire cover, realize into
Enter the outlet area of gaseous mixture in the first fire cover, the high gas source of calorific values such as biggish suitable liquefied gas of outlet area, and outlet face
Product is lesser to be suitble to the low heat values gas sources such as natural gas, artificial gas, and such burner can preferably be adapted to gas source, can increase gas
The boundary condition in source burns more stable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of burner in the embodiment of the present invention；
Fig. 2 is the cross-sectional view of Fig. 1；
Fig. 3 is the decomposition texture schematic diagram of Fig. 1；
Fig. 4 is the structural schematic diagram of lower one angle of sealing plate in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of lower another angle of sealing plate in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the first fire cover in the embodiment of the present invention；
Fig. 7 is the cross-sectional view of Fig. 6；
Fig. 8 is the structural schematic diagram of connector in the embodiment of the present invention；
Fig. 9 is that the first fire cover and lower sealing plate match the area so that the first opening and the second opening in the embodiment of the present invention
It is in maximum status diagram；
Figure 10 is that the first fire cover and lower sealing plate match the face so that the first opening and the second opening in the embodiment of the present invention
Product is in the smallest status diagram.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
It is highly preferred embodiment of the present invention as shown in Fig. 1~10.Include for the burner of gas-cooker in the present embodiment
First fire cover 1, the first fire cover 1 include fire cover ontology, the annular top wall 11 of the fire cover ontology and from the annular top wall 11
It is formed with the first mixed air cavity 14 between internal ring wall 12 that side edge, outer ledge extend straight down, external annulus 13, and in ring-type
The lower surface of roof 11 has at least two first separators 2, has the first space D 1 between adjacent first separator 2, and
Be arranged in the lower surface of annular top wall 11 and with spaced second separator 3 of the first separator 2, first point in the present embodiment
Spacing body 2 and the second separator 3 are oppositely arranged, and have the second space D 2 between adjacent second separator 3, the second space D 2 is less than the
One space D 1；It wherein, further include having to cover under the bottom of the first mixed air cavity 14 in order to realize that the seperated of mixing chamber is designed
Sealing plate 4, the lower sealing plate 4 include at least two first openings 41 and the second opening 42 for entering the first mixed air cavity 14 for combustion gas,
And lower sealing plate 4 has first closed section 43 corresponding with the first separator 2 between the first adjacent opening 41, lower sealing plate 4 exists
There is second closed section 44 corresponding with the second separator 3 between the second adjacent opening 42；Also, each first opening 41
Peripheral wall part is extended with the first interior protuberance 411 to 1 body central of the first fire cover, has third between adjacent first interior protuberance 411
Space D 3, third space D 3 are equal with the second space D 2；And the peripheral wall of each second opening 42 is local to 1 ontology of the first fire cover
The second interior protuberance 421 that center extends has the 4th space D 4, the 4th space D 4 and first between adjacent second interior protuberance 421
Space D 1 is equal；Lower sealing plate 4 can the bottom under external force relative to the first mixed air cavity 14 move in the circumferential, in the first convex
In the state that portion 411 is engaged with the second separator 3, corresponding first opening 41 of partial occlusion, and first is open 41 1 points
The opening bore of the first opening 41 is reduced for two；In the state that the second interior protuberance 421 is engaged with the first separator 2,
Corresponding second opening 42 of partial occlusion, and the second opening 42 is divided into two to reduce the opening bore of the second opening 42.
When the first separator 2 of the first fire cover 1 corresponds to the first closed section 43 of lower sealing plate 4, the second separator 3 corresponds to lower sealing plate 4
The second closed section 44 when, the area of the first opening 41 and the second opening 42 is in maximum (as shown in Figure 9), instantly sealing plate 4
Relative to the first fire cover 1 in the state of 180 ° of rotations, the area of the first opening 41 and the second opening 42 is in minimum (such as Figure 10
It is shown), and then change the air inlet for entering gaseous mixture in the first mixing chamber 100 relative to the movement of the first fire cover 1 by lower sealing plate 4
Amount, such burner can preferably be adapted to gas source.
It further include having pedestal 5 to realize the property easy to clean of the first mixing chamber 100, pedestal 5 has the first blast tube
51；And the connector between pedestal 5 and lower sealing plate 4, connector 6 communicate simultaneously with vertical with the first blast tube 51
The first cavity 61 of the first opening 41 and the second cavity 62 of corresponding second opening 42 are respectively corresponded, connector 6, lower envelope are passed through
Plate 4, being detachably connected for 1 three of the first fire cover realize purpose convenient for cleaning, further, the first adjacent cavity 61 and the
The extraneous secondary-air passage 7 for going out flame range domain with the first fire cover 1 of connection is formed between two cavitys 62, by the first fire cover 1 and under
The first mixing chamber 100 that sealing plate 4 is constituted can be moved relative to connector 6, can suitably adjust the opening of secondary-air passage 7, together
When, the first mixing chamber 100 is seperated to realize the connector 6 removable, dismounting is left on pedestal 5 by rear, realizes easily clear
It is clean.Lower sealing plate 4 and the first fire cover 1 collectively form the first mixing chamber for convenience, and the upper surface of lower sealing plate 4 has been upwardly extended in ring
The inner ring wall 401 and outer ring wall 402 that shape and concentric spacing are arranged, internal ring wall 12 lean with inner ring wall 401, outer ring
The inner sidewall of wall 13 forms the interior step 131 to lean with outer ring wall 402.Preferably, the first cavity 61 and the second cavity
62 outside wall surface forms outer step 60, first wall surface 1311 and outer ring wall 402 of the external annulus 13 on interior step 131
It leans, second wall surface 1312 of the external annulus 13 under interior step 131 extends to outer step 60 and lean with outer step 60.
Second wall surface 1312 of the external annulus 13 under step extends to outer step 60 and leans with outer step 60, which plays
Two effects, one, the aesthetics that integral burner can be beautified；Second, can outsourcing be overlying on except lower sealing plate 4, to avoid because of the
One mixing chamber 100 is gas leakage brought by split settings.1312 partial occlusion of the second wall surface of external annulus 13 in order to prevent
Secondary-air passage 7, the second wall surface 1312 correspond to the position of secondary-air passage 7, upwardly recessed are from bottom to up formed with
First notch 1313, first notch 1313 constitute a part of secondary-air passage 7.And in order to prevent in disassembly outer ring the
While one fire cover 1,4 bring of lower sealing plate are easy to clean, also avoid bringing position mutual when combination from changing, the
The inner wall of one cavity 61 and the second cavity 62 has upwardly extended positioning column 8, and the inner ring wall 401 of lower sealing plate 4 has limit
The positioning recess 40 of positioning column 8.The position that the positioning column 8 corresponds to positioning recess 40 is more protruded compared with the top of positioning column 8, the
It is fixed that the internal ring wall 12 of one fire cover 1 is then accordingly shelved on by the bottom 4000 that the protrusion 81 is supported on the positioning recess 40
On the column 8 of position, column 8 is positioned such that other than the effect of " fool proof ", also has the function of supporting the first fire cover 1, there is dual-use material
Effect.In order to which the first interior protuberance 411 and the second interior protuberance 421 do not interfere the air inlet face of the first opening 41 and the second opening 42
Product, preferably the first interior protuberance 411 and the second interior protuberance 421 and the bottom of third wall surface 1314 are flush.
In addition, the bottom wall 400 of lower sealing plate 4 corresponds to the part gradually inclination upwards from the outside to the core of secondary-air passage 7.By
It is covered under the first mixing chamber 100 in lower sealing plate 4, also exists while in addition to easy disassembly compared to the mixing chamber of integral type
The part gradually inclination upwards from the outside to the core of secondary-air passage 7,7 band of secondary-air passage are now corresponded in processing in fact
Gradient design has the advantage that: the first, can strengthen the swabbing action to outside air, improve gas supply speed；The second, lower envelope
The low inside and high outside structure design of plate 4 has collection heat effect, it is possible to reduce the outside heat dissipation in 100 inside of the first mixing chamber makes more
Heat air.Third wall surface 1314 of the external annulus 13 on the second wall surface 1312 contracts radially inward simultaneously, and
The main fire hole 1315 being connected with the first mixed air cavity 14 is offered on the third wall surface 1314.For the main fire hole 1315 of steady flame,
Three wall surfaces 1314 circumferentially offer the first steady flame slot 1316 in the lower section of main fire hole 1315, and the bottom of third wall surface 1314 is along week
At least two the first steady fire holes 1317 for being connected to the first steady flame slots 1316 and the first mixed air cavity 14 are equipped with to being spaced apart.In addition, this
Burner further includes having the second fire enclosed in the first fire cover 1 to realize with outer ring fire and interior ring fire in embodiment
Lid 9, the second fire cover 9 include the inner ring wall 91 of internal and external partition and the roof 93 of collar wall 92 and connection the two, 91 He of inner ring wall
The second mixed air cavity is surrounded between collar wall 92 and roof 93 jointly, the low inside and high outside gradient of secondary-air passage 7 is designed to two
Secondary air has directional stream-guidance effect, it is ensured that and auxiliary air passes through the interior fire hole of just the second fire cover of face 9 after the first mixed air cavity 14,
The supply resistance for reducing the internal ring flame of auxiliary air, obtains secondary air supply rapider；Wherein, inner ring wall 91 is surrounded by
Center cavity 911, inner ring wall 91 and collar wall 92 are surrounded by periphery cavity 921 jointly, and collar wall 92 circumferentially offers at least
Fire hole 922 in the first of two connection periphery cavitys 921, and pedestal 5 accordingly further includes having the to be connected with the second fire cover 9
Two blast tubes 52, the central location of connector 6 is with the third cavity 63 being vertically connected with center cavity 911 and outside
The 4th cavity 64 that all cavitys 921 are connected is connected between third cavity 63 and the 4th cavity 64 by dowel 65, and second
The collar wall 92 of fire cover 9 is extended downwardly and is leant with dowel 65.The particular point that second fire cover 9 has also resides in its roof 93
It is covered with the lid 10 for being covered with fire hole, lid 10 is connected to center cavity 911, and is arched upward upwards from outer circumferential center.Meanwhile it covering
Body 10 arches upward from outer circumferential center can drive discharge to be not easily broken in circular spherical surface and directly be walked by bullet, be not easy to plug fire hole,
If lid 10 is plane, fire hole is easy to be blocked by discharge.And the flange that at least two circles raise upward is provided on roof 93, respectively
The radially upper inside and outside arranged for interval of a flange, the first flange 930 positioned at innermost circle surround lid 10, when high-temperature flue gas is from the
When flowing through between two fire covers 9 and cookware bottom, at flange, the spacing between the second fire cover 9 and cookware bottom is reduced, so that cigarette
Gas is compressed, and the increase between recess, the second fire cover 9 and cookware bottom, so that flue gas is expanded, passes through setting as a result,
Multilayer flange may make high-temperature flue gas when passing through, and form continuous throttling expansionary effect, increase heat exchange coefficient, raising thermal effect
Rate.In order to realize that the roof 93 of the second fire cover 9 also has the function of storing discharge, formed between two adjacent circle flanges recessed
Recessed portion 932 is higher than fire hole 922 in first positioned at the second flange 931 of outmost turns and is arranged, meanwhile, the second flange 931 is circumferentially
It is spaced apart and is equipped at least two the second notches 9331 for being used for water conservancy diversion discharge, the discharge that the roof 93 of the second fire cover 9 is stored
It is oriented to except the second fire cover 9, finally, collar wall 92 is also circumferentially spaced to be offered positioned at for fire hole 922 in steady flame first
Second inner ring fire hole 923 of the lower section of fire hole 922 in one is additionally provided with the second steady flame slot 924 below second inner ring fire hole 923, outside
The second stable flame hole 925 intersected with the second steady flame slot 924 is also provided on circle wall 92, second stable flame hole 925 perforation second is steady
Flame slot 924 is simultaneously connected to the first inner ring fire hole 922.
Claims (17)
1. a kind of burner for gas-cooker includes the first fire cover (1), first fire cover (1) includes fire cover ontology,
The annular top wall (11) of the fire cover ontology and extend straight down from the inside edge of the annular top wall (11), outer ledge interior
The first mixed air cavity (14) is formed between ring wall (12), external annulus (13), it is characterised in that:
First separator (2) at least there are two tool, and is arranged and separates in the lower surface of the annular top wall (11), adjacent first
There is the first space D 1 between part (2)；
Second separator (3) at least there are two tool, is arranged the lower surface in the annular top wall (11) and separates with described first
Part (2) interval is arranged, and has the second space D 2 between adjacent second separator (3), and second space D 2 is less than described first
Space D 1；
Lower sealing plate (4) can cover the bottom of the described first mixed air cavity (14), include to enter the described first mixed air cavity for combustion gas
(14) at least two first openings (41) and the second opening (42), and the lower sealing plate (4) is in the first adjacent opening (41)
Between there is the first closed section (43) corresponding with the first separator (2), the lower sealing plate (4) is in adjacent second opening
(42) there is the second closed section (44) corresponding with the second separator (3) between；
The peripheral wall of first interior protuberance (411), each first opening (41) locally prolongs to the first fire cover (1) body central
It stretches, there is third space D 3 between adjacent first interior protuberance (411), the third space D 3 is equal with second space D 2；
And
The peripheral wall of second interior protuberance (421), each second opening (42) locally prolongs to the first fire cover (1) body central
It stretches, there is the 4th space D 4 between adjacent second interior protuberance (421), the 4th space D 4 is equal with first space D 1；
The lower sealing plate (4) can the bottom under external force relative to the described first mixed air cavity (14) move in the circumferential, in institute
It states in the state that the first interior protuberance (411) engages with second separator (3), corresponding first opening of partial occlusion
(41)；
In the state that second interior protuberance (421) engages with first separator (2), partial occlusion is corresponding described
Second opening (42).
2. the burner according to claim 1 for gas-cooker, it is characterised in that further include having pedestal (5), the base
Seat (5) has the first blast tube (51)；And the connector (6) between the pedestal (5) and the lower sealing plate (4),
There is the connector (6) vertical communicating with first blast tube (51) and respectively correspond described first to be open (41)
The second cavity (62) of first cavity (61) and corresponding second opening (42).
3. the burner according to claim 2 for gas-cooker, it is characterised in that adjacent first cavity (61)
And second form the extraneous secondary-air passage (7) for going out flame range domain with first fire cover (1) of connection between cavity (62).
4. the burner according to claim 3 for gas-cooker, it is characterised in that the upper surface of the lower sealing plate (4) to
On be extended in a ring and concentric spacing setting inner ring wall (401) and outer ring wall (402), the internal ring wall (12) and
The inner ring wall (401) leans, and the inner sidewall of the external annulus (13) is formed to lean with the outer ring wall (402)
Interior step (131).
5. the burner according to claim 4 for gas-cooker, it is characterised in that first cavity (61) and described
The outside wall surface of second cavity (62) forms outer step (60), the external annulus (13) on interior step (131) first
Wall surface (1311) leans with the outer ring wall (402), second wall surface of the external annulus (13) under interior step (131)
(1312) Xiang Suoshu outer step (60) extends and leans with outer step (60).
6. the burner according to claim 5 for gas-cooker, it is characterised in that second wall surface (1312) is corresponding
In the secondary-air passage (7) position, it is upwardly recessed from bottom to up be formed with the first notch (1313), described first lack
Mouth (1313) constitutes a part of the secondary-air passage (7).
7. being used for the burner of gas-cooker according to claim 4 or 5 or 6, it is characterised in that first cavity (61)
And/or second the inner wall of cavity (62) upwardly extended positioning column (8), the inner ring wall (401) of the lower sealing plate (4) has
Limit the positioning recess (40) of the positioning column (8).
8. the burner according to claim 7 for gas-cooker, it is characterised in that the positioning column (8) corresponds to described
The top of the position positioning column (8) of positioning recess (40) is more protruded, and the internal ring wall (12) of first fire cover (1) is then
The positioning column (8) are accordingly shelved on by the bottom (4000) that the protrusion (81) is supported on the positioning recess (40)
On.
9. the burner according to claim 6 for gas-cooker, it is characterised in that the bottom wall of the lower sealing plate (4)
(400) the part gradually inclination upwards from the outside to the core corresponding to the secondary-air passage (7).
10. the burner according to claim 5 or 6 for gas-cooker, it is characterised in that the external annulus (13) is in institute
It states the third wall surface (1314) on the second wall surface (1312) to contract radially inward, and is offered on the third wall surface (1314)
The main fire hole (1315) being connected with the described first mixed air cavity (14).
11. the burner according to claim 10 for gas-cooker, it is characterised in that the third wall surface (1314) in
The lower section of the main fire hole (1315) circumferentially offers the first steady flame slot (1316), the bottom edge of the third wall surface (1314)
Circumferentially-spaced the first steady fire for offering the steady flame slot (1316) of at least two connections described first and the first mixed air cavity (14)
Hole (1317), first interior protuberance (411) and the second interior protuberance (421) and the bottom of the third wall surface (1314) are mutually neat
It is flat.
12. being used for the burner of gas-cooker according to claim 2~6 any one, it is characterised in that: further include having position
The second fire cover (9) enclosed in first fire cover (1), second fire cover (9) include internal and external partition inner ring wall (91) and
The roof (93) of collar wall (92) and connection the two, the inner ring wall (91) are surrounded by center cavity (911), the inner ring wall
(91) it is surrounded by jointly periphery cavity (921) with collar wall (92), the collar wall (92) circumferentially offers at least two companies
Fire hole (922) in the first of logical periphery cavity (921), the roof (93) are covered with the lid (10) for being covered with fire hole, the lid
Body (10) is connected to the center cavity (911), and is arched upward upwards from outer circumferential center.
13. the burner according to claim 12 for gas-cooker, it is characterised in that: the roof (93) be provided with to
The flange that few two circle raises upward, the radially upper inside and outside arranged for interval of each flange, positioned at the first flange of innermost circle
(930) lid (10) is surrounded.
14. the burner according to claim 13 for gas-cooker, it is characterised in that: the adjacent two circles flanges it
Between form recessed recessed portion (932), positioned at outmost turns the second flange (931) be higher than described first in fire hole (922) setting.
15. the burner according to claim 14 for gas-cooker, it is characterised in that second flange (931) is along week
At least two the second notches (9331) for being used for water conservancy diversion discharge are equipped with to being spaced apart.
16. the burner of gas-cooker is used for described in 3 or 14 or 15 according to claim 1, it is characterised in that the collar wall
(92) also circumferentially spaced to offer positioned at the second inner ring fire hole (923) in described first below fire hole (922), described second
It is additionally provided with the second steady flame slot (924) below inner ring fire hole (923), is also provided on the collar wall (92) with described second surely
The second stable flame hole (925) of flame slot (924) intersection, second stable flame hole (925) perforation, the second steady flame slot (924) simultaneously connect
Lead to the first inner ring fire hole (922).
17. the burner according to claim 16 for gas-cooker, it is characterised in that the pedestal (5) further include have with
The second blast tube (52) that second fire cover (9) is connected, the central location of the connector (6) have vertically with institute
The third cavity (63) that center cavity (911) is connected, the 4th cavity (64) being connected with the periphery cavity (921) are stated,
It is connected between the third cavity (63) and the 4th cavity (64) by dowel (65), the outer ring of second fire cover (9)
Wall (92) is extended downwardly and is leant with the dowel (65).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811191213.1A CN110118354B (en) | 2018-10-12 | 2018-10-12 | Burner for gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811191213.1A CN110118354B (en) | 2018-10-12 | 2018-10-12 | Burner for gas stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110118354A true CN110118354A (en) | 2019-08-13 |
| CN110118354B CN110118354B (en) | 2024-02-20 |
Family
ID=67519728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811191213.1A Active CN110118354B (en) | 2018-10-12 | 2018-10-12 | Burner for gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110118354B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566967A (en) * | 2019-10-10 | 2019-12-13 | 宁波方太厨具有限公司 | Fire cover and stove comprising same |
| CN110566964A (en) * | 2019-10-10 | 2019-12-13 | 宁波方太厨具有限公司 | Burner with a burner head |
| CN111076173A (en) * | 2020-01-02 | 2020-04-28 | 宁波方太厨具有限公司 | Gas kitchen ranges |
| CN112747336A (en) * | 2021-01-07 | 2021-05-04 | 宁波方太厨具有限公司 | Gas kitchen ranges |
| CN113357632A (en) * | 2021-04-30 | 2021-09-07 | 华帝股份有限公司 | Combustor capable of converting fire shapes |
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| US20090145422A1 (en) * | 2007-12-11 | 2009-06-11 | Carlo Paesani | Gas burner for cooking appliances |
| CN203249283U (en) * | 2013-04-16 | 2013-10-23 | 中山市超人电器有限公司 | Gas cooker |
| CN204358727U (en) * | 2014-12-23 | 2015-05-27 | 杨民发 | A kind of fire cover and use the Novel gas stove of this fire cover |
| CN106196064A (en) * | 2016-08-31 | 2016-12-07 | 宁波方太厨具有限公司 | A kind of burner fire lid for gas-cooker |
| CN209569719U (en) * | 2018-10-12 | 2019-11-01 | 宁波方太厨具有限公司 | A kind of burner for gas-cooker |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090145422A1 (en) * | 2007-12-11 | 2009-06-11 | Carlo Paesani | Gas burner for cooking appliances |
| CN203249283U (en) * | 2013-04-16 | 2013-10-23 | 中山市超人电器有限公司 | Gas cooker |
| CN204358727U (en) * | 2014-12-23 | 2015-05-27 | 杨民发 | A kind of fire cover and use the Novel gas stove of this fire cover |
| CN106196064A (en) * | 2016-08-31 | 2016-12-07 | 宁波方太厨具有限公司 | A kind of burner fire lid for gas-cooker |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566967A (en) * | 2019-10-10 | 2019-12-13 | 宁波方太厨具有限公司 | Fire cover and stove comprising same |
| CN110566964A (en) * | 2019-10-10 | 2019-12-13 | 宁波方太厨具有限公司 | Burner with a burner head |
| CN111076173A (en) * | 2020-01-02 | 2020-04-28 | 宁波方太厨具有限公司 | Gas kitchen ranges |
| CN111076173B (en) * | 2020-01-02 | 2021-05-07 | 宁波方太厨具有限公司 | Gas kitchen ranges |
| CN112747336A (en) * | 2021-01-07 | 2021-05-04 | 宁波方太厨具有限公司 | Gas kitchen ranges |
| CN113357632A (en) * | 2021-04-30 | 2021-09-07 | 华帝股份有限公司 | Combustor capable of converting fire shapes |
| CN113357632B (en) * | 2021-04-30 | 2023-02-07 | 华帝股份有限公司 | Combustor capable of converting fire shapes |
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| Publication number | Publication date |
|---|---|
| CN110118354B (en) | 2024-02-20 |
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