CN108343965A - A kind of anti-dry burner and gas-cooker - Google Patents
A kind of anti-dry burner and gas-cooker Download PDFInfo
- Publication number
- CN108343965A CN108343965A CN201710059218.8A CN201710059218A CN108343965A CN 108343965 A CN108343965 A CN 108343965A CN 201710059218 A CN201710059218 A CN 201710059218A CN 108343965 A CN108343965 A CN 108343965A
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- China
- Prior art keywords
- ring
- fire cover
- burner
- cavity
- gas outlet
- 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
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 239000007789 gas Substances 0.000 claims description 73
- 239000000567 combustion gas Substances 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 26
- 238000005192 partition Methods 0.000 claims description 23
- 239000002737 fuel gas Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000002619 bicyclic group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 235000021067 refined food Nutrition 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 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
- F23D14/46—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
- F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The present invention relates to a kind of anti-dry burner and gas-cookers, burner includes burner, fire cover seat, external ring fire cover, interior ring fire cover and dry-burning preventing sensor, fire cover seat is mounted on burner, external ring fire cover and interior ring fire cover are separately mounted on fire cover seat, in interior ring fire cover, the center of fire cover seat and burner has perforative through-hole, dry-burning preventing sensor is fixed across through-hole, there is outer ring cavity in a ring in the periphery of fire cover seat, there is the splitter cavity being arranged in a ring around the through-hole at the center of fire cover seat, the gas outlet of burner is connected to splitter cavity, splitter cavity has interior ring cavity and intermediate cavity, intermediate cavity is connected to by least one interface channel with outer ring cavity, interior ring cavity is connected to the inner ring mixing chamber of interior ring fire cover, outer ring cavity is connected to the outer shroud mixing chamber of external ring fire cover.The invention enables the volume smallers of burner, and burner structure is simpler, and burner, fire cover seat, external ring fire cover, interior ring fire cover can be dismantled mutually, convenient for daily cleaning health and after-sales service.
Description
Technical field
The present invention relates to a kind of gas-cooker, more particularly to a kind of burnings with burning prevention function on gas-cooker
Device.
Background technology
Traditional burner generally heats the kitchen tools being placed on it using inside and outside double ring fire, to improve heating
Efficiency shortens the time of the cooking.In order to increase burning prevention function, Patent No. 200710145761.6 on traditional burner
Chinese patent in disclose a kind of dual ring combustion system preventing dry fry, including burner, on the burner install fire cover seat, outer shroud
Fire cover is mounted on fire cover seat, and interior ring fire cover is directly installed on burner, is had at the center of interior ring fire cover and burner
Through-hole is equipped with anti-dry temperature sensor in through-hole.Wherein burner includes circular ring shape support base, in the bottom of support base
Be connected with blast tube, be provided with outer support ring and inside support ring on support base, outer support ring and inside support ring respectively with combustion gas
Channel is connected to, and fire cover seat is fixed in outer support ring forms outer shroud mixing chamber with external ring fire cover, and interior ring fire cover is mounted on inner support
Inner ring mixing chamber is formed on ring.Although the technical solution realizes installs anti-dry temperature sensing at the center of bicyclic burner
Device, but due to be arranged on the burner the structure of circular ring shape support base with to outer shroud mixing chamber and inner ring mixing chamber respectively for combustion
Gas so that its is complicated, and the volume of burner is larger, and needs to carry out traditional burner structure larger change.
Invention content
The present invention it is main it is dissatisfied certainly the technical issues of be to provide a kind of simple in structure, and advantageously reduce burner volume
Anti-dry burner, while a kind of gas-cooker being equipped with the burner being provided.
To achieve the above object, the technical scheme is that：
A kind of anti-dry burner, including burner, fire cover seat, external ring fire cover, interior ring fire cover and dry-burning preventing sensor, in institute
Stating has outer shroud burner port on external ring fire cover, there is inner ring burner port, the fire cover seat to be mounted on stove on the interior ring fire cover
On head, the external ring fire cover and interior ring fire cover are separately mounted on fire cover seat, in the interior ring fire cover, fire cover seat and burner
There is the heart perforative through-hole, the dry-burning preventing sensor to be fixed across the through-hole, and it is in ring to have in the periphery of the fire cover seat
The outer ring cavity of shape has the splitter cavity being arranged in a ring around the through-hole, the combustion of the burner at the center of the fire cover seat
Gas outlet is connected to the splitter cavity, and there is the splitter cavity interior ring cavity and intermediate cavity, the intermediate cavity to pass through at least one company
It connects road to be connected to the outer ring cavity, the interior ring cavity is connected to the inner ring mixing chamber of interior ring fire cover, the outer ring cavity and outer shroud
The outer shroud mixing chamber of fire cover is connected to.
Further, the gas outlet of the burner is separated into relatively independent outer shroud gas outlet and inner ring gas outlet,
The outer shroud gas outlet is connected to the intermediate cavity, and the inner ring gas outlet is connected to the interior ring cavity.
Further, the gas outlet of the burner is annular, and the center of annular fuel gas outlet is for across described anti-dry
The through-hole for burning sensor is divided into the outer shroud gas outlet using partition among the gas outlet of annular and inner ring is fired
Gas exports.
Further, the area of the outer shroud gas outlet is more than the area of the inner ring gas outlet.
Further, the centre of the splitter cavity is separated out upper layer and lower layer structure with partition board, and upper layer is interior ring cavity, during lower layer is
Between chamber, the open communication between the interior ring cavity and the inner ring gas outlet of burner by being opened on partition board.
Further, using end face seal cooperation between the upper surface of the inner ring gas outlet of the partition board and the burner
Mode connects.
Further, the opening of the partition board extends downwardly out blast tube, has in the bottom of the blast tube close
Lean realization sealing cooperation between the upper surface of the inner ring gas outlet of envelope plane, the sealing plane and the burner.
Further, the interface channel along lower layer the intermediate cavity it is circumferentially disposed, on the side wall of the intermediate cavity
Open up the blow vent being connected to interface channel.
Further, the gas outlet of the burner be by the second collar of the first intermediate ring and periphery at annular, ring
The current divider of shape is made of inner annular wall and annular wall, has the convex annular outwardly protruded on the outer circumference surface of inner annular wall
Platform, the second ring on the burner, which is caught in the annular wall of the current divider, fixed realizes side sealing cooperation, the burner
On the first ring set fixed outside the inner annular wall realize side sealing cooperation, the top of first ring and the boss phase
Against realization end face seal cooperation.
The present invention another technical solution be：
A kind of gas-cooker is equipped with burner as described above.
In conclusion a kind of anti-dry burner provided by the invention and gas-cooker have as follows compared with prior art
Advantage：
(1) present invention is first guided the combustion gas of burner to point at fire cover seat center by the way that splitter cavity is arranged in fire cover seat
Intracavitary is flowed, then combustion gas is branched into interior ring fire cover and external ring fire cover by splitter cavity, on the basis of not dramatically increasing furnace head structure,
So that the volume smaller of burner, the overall structure of burner is simpler, while will not interfere anti-in the installation of the center of burner
Dry combustion method sensor.
(2) burner in the present invention, fire cover seat, external ring fire cover, interior ring fire cover can be dismantled mutually, be convenient for daily cleaning
Health, while being conducive to after-sales service.
Description of the drawings
Fig. 1 is burner structure schematic diagram of the present invention；
Fig. 2 is burner structure explosive view one of the present invention；
Fig. 3 is burner structure explosive view two of the present invention；
Fig. 4 is burner structure sectional view of the present invention；
Fig. 5 is burner fire cage positive structure schematic of the present invention；
Fig. 6 is burner fire cage structure schematic diagram of the present invention；
Fig. 7 is ring fire cover structure sectional view in burner of the present invention.
As shown in Figures 1 to 7, burner 1, fire cover seat 2, external ring fire cover 3, inside side walls 3a, outside side wall 3b, interior ring fire cover
4, inside side walls 4a, outside side wall 4b, dry-burning preventing sensor 5, inner ring burner port 6, through-hole 7, ejector pipe 8, cylinder 9, combustion gas goes out
Mouth 10, inner ring gas outlet 10a, outer shroud gas outlet 10b, mounting base 11, the first ring 12, the second ring 13, partition 14, ignition electrode
15, outer ring cavity 16, inside side walls 16a, outside side wall 16b, splitter cavity 17, interior ring cavity 17a, intermediate cavity 17b, interface channel 18,
Inner annular wall 19, annular wall 20, partition board 21, opening 22, sealing plane 23, boss 24, boss 25, boss 26, gas outlet
27, aeration vent 28, outer shroud mixing chamber 29, inner ring mixing chamber 30, protection ring 31.
Specific implementation mode
Present invention is further described in detail with specific implementation mode below in conjunction with the accompanying drawings：
As shown in Figure 1 to Figure 3, the present invention provides a kind of anti-dry burner, including burner 1, fire cover seat 2, external ring fire cover
3, interior ring fire cover 4 and dry-burning preventing sensor 5 have outer shroud burner port (not shown), in interior ring fire cover on external ring fire cover 3
There is inner ring burner port 6, external ring fire cover 3 and interior ring fire cover 4 are separately mounted on fire cover seat 2 on 4.
At the center of interior ring fire cover 4, fire cover seat 2 and burner 1 there is upper and lower perforative through-hole 7, dry-burning preventing sensor 5 to pass through
Through-hole 7 is fixed, and the bottom of dry-burning preventing sensor 5 is fixedly mounted on by fixed structures such as holders on burner 1, can also be according to need
It is fixedly mounted on the bottom case of gas-cooker, the top of dry-burning preventing sensor 5 is used to detect the temperature of cookware base.
As shown in Figures 2 and 3, burner 1 includes two ejector pipes 8 and a cylinder 9, and the top of cylinder 9 is gas outlet
10, ignition electrode 15 is also secured at the top of burner 1, be located at gas outlet 10 side, the center of cylinder 9 have for across
Dry-burning preventing sensor 5 runs through through-hole 7, is mutual exclusion seal between gas outlet 10 and through-hole 7, in avoiding combustion gas from entering
Between through-hole 7 in.It is respectively set on two ejector pipes 8 there are one mounting base 11, two mounting bases 11 are solid by bolt respectively
It is scheduled on the shell of gas-cooker.The bottom for the cylinder 9 that the bottom of dry-burning preventing sensor 5 can be fixedly mounted by fixed structures such as holders
Portion.
In the present embodiment, in order to simplify the structure of burner 1, the gas outlet 10 at 1 top of burner uses the structure of annular, by
Second ring 13 of intermediate the first ring 12 and periphery surrounds, and the center of annular fuel gas outlet 10 is the space surrounded by the first ring 12
For for the through-hole 7 across dry-burning preventing sensor 5.
It is divided into relatively independent inner ring gas outlet 10a and outer shroud using partition 14 among the gas outlet 10 of annular
The space surrounded by the second ring 13 of the first intermediate ring 12 and periphery is separated into two by gas outlet 10b using partition 14
A relatively independent chamber, partition 14 and the first ring 12 and the second ring 13 are integrally formed.Two ejector pipes 8 pass through cylinder 9 respectively
Interior outer shroud blast tube and inner ring blast tube is connected to outer shroud gas outlet 10b and inner ring gas outlet 10a, and combustion gas is passed through
Two ejector pipes 8, outer shroud blast tube and inner ring blast tube, the outer shroud gas outlet 10b from 1 top of burner and inner ring combustion gas
Outlet 10a flows out respectively.
Since interior ring fire is smaller relative to outer ring fire, the air consumption of interior ring fire is relatively small, therefore, in the present embodiment preferably
The gas outlet 10 of annular is designed using eccentric, i.e., the area of outer shroud gas outlet 10b is more than the face of inner ring gas outlet 10a
Product, keeps the gas output of outer shroud gas outlet 10b more, meets combustion needs, while it is also ensured that the burning of inside and outside ring fire more
Add fully.
As shown in Figure 4, Figure 5 and Figure 6, fire cover seat 2 is fixedly mounted on burner 1, and the periphery of fire cover seat 2 has in a ring
Outer ring cavity 16, the vertical section of outer ring cavity 16 are the U-shaped of upward opening, have splitter cavity 17 in a ring at the center of fire cover seat 2,
The center of annular splitter cavity 17 is for the through-hole 7 across dry-burning preventing sensor 5, and splitter cavity 17 is interior to have interior ring cavity 17a in
Between chamber 17b, opposite exclusion seal, intermediate cavity 17b pass through at least one interface channel 18 between interior ring cavity 17a and intermediate cavity 17b
It is connected to outer ring cavity 16.
In the present embodiment, the centre partition board 21 of whole splitter cavity 17 in a ring is separated out upper and lower double-layer structure, upper layer
For interior ring cavity 17a, lower layer is intermediate cavity 17b, is that opposing seal is completely isolated between interior ring cavity 17a and intermediate cavity 17b, inner ring
The vertical section of chamber 17a is the U-shaped of upward opening, by being opened between interior ring cavity 17a and the inner ring gas outlet 10a of burner 1
Opening 22 on partition board 21 is connected to, the substantially downwardly open U-shaped of the vertical section of intermediate cavity 17b, and intermediate cavity 17b is directly and outer shroud
Gas outlet 10b connections.
Interior ring cavity 17a and intermediate cavity 17b in splitter cavity 17 are surrounded by inner annular wall 19 and annular wall 20 respectively, because from
The gas quantity of inner ring gas outlet 10a outflows is less, as shown in figure 4,20 diameter of annular wall of intermediate cavity 17b is more than interior ring cavity
20 diameter of annular wall of 17a makes the volume of intermediate cavity 17b be more than the volume of interior ring cavity 17a.
In order to simplify structure, splitter cavity 17 can also use the identical tubular structure of diameter above and below generally, i.e., interior ring cavity
The inner annular wall 19 of 17a and intermediate cavity 17b and the diameter all same of annular wall 20, because what is flowed out from inner ring gas outlet 10a
Gas quantity is less, the height that can preferably use the height of intermediate cavity 17b to be more than interior ring cavity 17a when adopting the structure.
It is connected by the way of end face seal cooperation between the upper surface of the inner ring gas outlet 10a of partition board 21 and burner 1,
Not only the requirement of sealing had been reached, but also structure can be simplified.In the present embodiment, as shown in fig. 6, around partition board 21 opening 22 to downward
Stretch out blast tube (not indicated in figure), the bottom of blast tube have sealing plane 23, sealing plane 23 after mounting with
The upper surface of the inner ring gas outlet 10a of burner 1, i.e., with surround the first ring 12 of inner ring gas outlet 10a, the second ring 13 and every
It leans between disconnected 14 upper surface and realizes end face seal cooperation.The combustion gas flowed out from inner ring gas outlet 10a is directly over combustion
Gas channel and opening 22 enter in the interior ring cavity 17a on upper layer.Sealing plane 23 can be as shown in Fig. 6 in the lower section of partition board 21
The entrance of one layer of partition board being arranged again, blast tube bottom is opened on the sealing plane 23, and the space other than blast tube is
Intermediate cavity 17b, can also thicken partition board 21 in the position of opening 22 makes its lower surface after mounting can be with inner ring gas outlet
The upper surface of 10a, which leans, realizes end face seal cooperation.As shown in figure 5, being also provided with gas outlet on the side wall of interior ring cavity 17a
27, to provide ever-burning flame gas.
Interface channel 18 along lower layer intermediate cavity 17b it is circumferentially disposed, opened up on the side wall of intermediate cavity 17b with connect it is logical
The vent entrance openings (not shown) that road 18 is connected to, correspondence is provided with aeration vent 28 on the inside side walls 16a of outer ring cavity 16.Even
Can be uniformly arranged along the circumferential direction of intermediate cavity 17b by connecting road 18 by two, three or four, to ensure that combustion gas can more uniformly divide
It is distributed in outer ring cavity 16.
The outer diameter of second ring 13 of outer ring and the internal diameter of the annular wall 20 of intermediate cavity 17b match on burner 1, are installing
The second ring 13 is caught in annular wall 20 fixed afterwards, and side sealing cooperation is realized between the second ring 13 and annular wall 20, is avoided
Gas leakage.There is the annular convex platform 24 that outwardly protrudes on the outer circumference surface of the inner annular wall 19 of intermediate cavity 17b, on burner 1
The outer diameter of internal diameter and inner annular wall 19 of the first ring 12 match, the first ring 12 is sleeved on fixed outside inner annular wall 19, the first ring
Side sealing cooperation is realized between 12 and inner annular wall 19, while the top of the first ring 12 leans with boss 24 and realizes that end face is close
Envelope cooperation ensures that combustion gas will not leak in the through-hole 7 at center.Burner 1 can be real on circumferencial direction and end face with fire cover seat 2
Now sealing cooperation ensures that inner ring and outer rings combustion gas will not leak between each other, realizes that inner and outer ring blast tube is not interfere with each other, simultaneously
It is possible to prevente effectively from gas leakage, damages the body of user.
As shown in figs. 4 and 7, the vertical section of interior ring fire cover 4 is downwardly open U-shaped, in the outside side wall of interior ring fire cover 4
Several inner ring burner ports 6 are provided on 4b, after splitter cavity 17 is docked with interior ring fire cover 4, the interior ring cavity 17a on 17 upper layer of current divider with
The connection of inner ring mixing chamber 30 in interior ring fire cover 4 forms complete and sealing inner ring mixing chamber, into the combustion gas of interior ring cavity 17a
It is mixed again in inner ring mixing chamber 30, so that combustion gas and air is mixed more abundant, combustion is finally sprayed from inner ring burner port 6
It burns, makes the more abundant of fuel gas buring, the pernicious gases such as carbon monoxide is avoided to generate.
The lower half portion of the inside side walls 4a and outside side wall 4b of interior ring fire cover 4 form step-like knot to central concave
Structure, while there is the annular convex platform 25 protruded to center in the inner peripheral surface of inner annular wall 19.Interior ring fire cover 4 is mounted on fire cover seat
After on 2,20 top of the annular wall of interior ring cavity 17a is sleeved on the outside of the outside side wall 4b of interior ring fire cover 4, annular wall 20 with
Side sealing cooperation, while the top of annular wall 20 and the formation of outside side wall 4b sunk parts are realized between outside side wall 4b
It flats against, realizes end face seal cooperation, ensure that combustion gas will not leak.In 19 top of inner annular wall of interior ring cavity 17a is sleeved on
Side sealing cooperation is realized in the outside of the inside side walls 4a of ring fire cover 4 between inner annular wall 19 and inside side walls 4a, meanwhile, it is interior
The top of annular wall 19 is flatted against with what inside side walls 4a sunk parts were formed, is realized end face seal cooperation, is ensured combustion gas not
It can leak.In order to further increase its sealing performance, avoid in gas leakage to the through-hole 7 at center, at this point, inside side walls 4a
Bottom can also lean to form the end face seal cooperation of second with the annular convex platform 25 on inner annular wall 19.
As shown in figure 4, the vertical section of external ring fire cover 3 is downwardly open U-shaped, on the outside side wall 3b of external ring fire cover 3
Several outer shroud burner ports are provided with, after outer ring cavity 16 is docked with external ring fire cover 3, outer ring cavity 16 and the outer shroud in external ring fire cover 3 are mixed
Close the connection of chamber 29 and form complete and sealing outer shroud mixing chamber, into outer ring cavity 16 combustion gas in outer shroud mixing chamber 29 again
Mixing makes combustion gas and air mix more abundant, burning is finally sprayed from outer shroud burner port, makes more filling for fuel gas buring
Point, avoid the pernicious gases such as carbon monoxide from generating.
The structure of the outside concave shape stepped in lower half portion of the inside side walls 3a of external ring fire cover 3, while outside side wall
The lower half portion of 3b is recessed inwardly to form step-like structure, after external ring fire cover 3 is mounted on fire cover seat 2, outside outer ring cavity 16
The outside of the outside side wall 3b of external ring fire cover, the outside side wall 16b and external ring fire cover of outer ring cavity 16 are sleeved at the top of the side wall 16b of side
Outside side wall 3b between realize side sealing cooperation, while the top of the outside side wall 16b of outer ring cavity 16 and external ring fire cover
What outside side wall 3b sunk parts were formed flats against, and realizes end face seal cooperation, ensures that combustion gas will not leak.Outer ring cavity 16
Be sleeved on the inside of the inside side walls 3a of external ring fire cover 3 at the top of inside side walls 16a, the inside side walls 16a of outer ring cavity 16 with it is outer
Side sealing cooperation is realized between the inside side walls 3a of ring fire cover 3, meanwhile, the top of the inside side walls 16a of outer ring cavity 16 with it is outer
What the inside side walls 3a sunk parts of ring fire cover 3 were formed flats against, and realizes end face seal cooperation, ensures that combustion gas will not leak.
In order to further increase its sealing performance, gas leakage is avoided, at this point, on the inner surface of the inside side walls 16a of outer ring cavity 16
With the annular convex platform 26 outwardly protruded, the bottom of the inside side walls 3a of external ring fire cover 3 can also be with the annular on outer ring cavity 16
Boss 26 leans to form the end face seal cooperation of second.
The top of interior ring fire cover 4 is provided with protection ring 31, interior ring flame directly burns centre when gas-cooker being avoided to burn
Dry-burning preventing sensor 5, and then effectively dry-burning preventing sensor 5 is avoided to be influenced sensitivity decrease and malfunction by interior ring fire.Protection
Ring 31 can be integrally formed with interior ring fire cover 4, can also be individually a component, be fixed on interior ring fire cover 4 by connector.
The circulation path of combustion gas is described below in detail：
By fire cover seat 2 be mounted on burner 1 on, interior ring fire cover 4 and external ring fire cover 3 are separately mounted on fire cover seat 2, combustion gas from
Two ejector pipes 8 are respectively from two eccentric inner ring gas outlet 10a at top and the 10b outflows of outer shroud gas outlet.
The interior ring cavity that combustion gas in inner ring gas outlet 10a passes through the 22 entrance upper layer of blast tube and opening on partition board 21
17a, and sprayed from inner ring burner port 6 after being mixed again in the inner ring mixing chamber 30 being made of interior ring cavity 17a and interior ring fire cover 4
Burning.
Combustion gas in outer shroud gas outlet 10b enters intermediate cavity 17b, then enters outer ring cavity 16 by interface channel 18, and
It sprays and burns from outer shroud burner port after being mixed again in the outer shroud mixing chamber 29 being made of outer ring cavity 16 and external ring fire cover 3.It is interior
Ring fire and outer ring fire burn simultaneously, can improve the heat flow of burner so that the bottom of a pan heating temperature is more uniform, and heating is more
Quickly, the time for shortening the cooking can also improve the quality of processed food under the premise of energy-efficient.
The present invention is first guided the combustion gas of burner 1 to 2 center of fire cover seat by the way that splitter cavity 17 is arranged in fire cover seat 2
In splitter cavity 17, then by splitter cavity 17 combustion gas is branched in interior ring fire cover 4 and external ring fire cover 3, is not dramatically increasing 1 knot of burner
On the basis of structure so that the overall structure of the volume smaller of burner 1, burner is simpler compact, while will not interfere and fire
The center of burner is installed by dry-burning preventing sensor 5.
Meanwhile the present invention in be all made of between burner 1, fire cover seat 2, external ring fire cover 3 and interior ring fire cover 4 be grafting knot
Structure can be dismantled arbitrarily between each other, carry out daily cleaning health convenient for user, while being also beneficial to after-sales maintenance service.
The present invention installs dry-burning preventing sensor 5 using the center of interior ring fire cover 4, fire cover seat 2 and burner 1 through through-hole, is
The installation of sensor provides sufficient installation space, keeps installation maintenance very convenient, on the other hand, due to real in through-hole 7
The convection current of existing hot and cold air can also carry out convective cooling to dry-burning preventing sensor 5 therein while burning, and then be conducive to
Improve the service life of dry-burning preventing sensor 5.
Gas-cooker provided by the invention, including shell, panel, burner as described above, gas valve, control switch, wind
Machine etc. is also equipped with the supporting rack for being used to support pot body on panel.
As described above, the plan content in conjunction with given by attached drawing, can derive similar technical solution.In every case it is not de-
Content from technical solution of the present invention, according to the technical essence of the invention to made by above example it is any it is simple modification, etc.
With variation and modification, in the range of still falling within technical solution of the present invention.
Claims (10)
1. a kind of anti-dry burner, including burner, fire cover seat, external ring fire cover, interior ring fire cover and dry-burning preventing sensor, described
There is outer shroud burner port on external ring fire cover, there is inner ring burner port on the interior ring fire cover, it is characterised in that：The fire cover seat
On burner, the external ring fire cover and interior ring fire cover are separately mounted on fire cover seat, the interior ring fire cover, fire cover seat and
The center of burner has perforative through-hole, and the dry-burning preventing sensor is fixed across the through-hole, in the periphery of the fire cover seat
With outer ring cavity in a ring, there is the splitter cavity being arranged in a ring around the through-hole at the center of the fire cover seat, it is described
The gas outlet of burner is connected to the splitter cavity, and there is the splitter cavity interior ring cavity and intermediate cavity, the intermediate cavity to pass through extremely
A few interface channel is connected to the outer ring cavity, and the interior ring cavity is connected to the inner ring mixing chamber of interior ring fire cover, the outer shroud
Chamber is connected to the outer shroud mixing chamber of external ring fire cover.
2. a kind of anti-dry burner according to claim 1, it is characterised in that：The gas outlet of the burner is separated into
Relatively independent outer shroud gas outlet and inner ring gas outlet, the outer shroud gas outlet are connected to the intermediate cavity, described interior
Ring gas outlet is connected to the interior ring cavity.
3. a kind of anti-dry burner according to claim 2, it is characterised in that：The gas outlet of the burner is ring
The center of shape, annular fuel gas outlet is for the through-hole across the dry-burning preventing sensor, in the gas outlet of annular
Between using partition be divided into the outer shroud gas outlet and inner ring gas outlet.
4. a kind of anti-dry burner according to claim 2, it is characterised in that：The area of the outer shroud gas outlet is big
In the area of the inner ring gas outlet.
5. a kind of anti-dry burner according to claim 2, it is characterised in that：The centre of splitter cavity partition board point
It is separated out upper layer and lower layer structure, upper layer is interior ring cavity, and lower layer is intermediate cavity, between the interior ring cavity and the inner ring gas outlet of burner
Pass through the open communication being opened on partition board.
6. a kind of anti-dry burner according to claim 5, it is characterised in that：The inner ring of the partition board and the burner
It is connected by the way of end face seal cooperation between the upper surface of gas outlet.
7. a kind of anti-dry burner according to claim 6, it is characterised in that：The opening of the partition board extends downwardly
Go out blast tube, there is sealing plane, the inner ring combustion gas of the sealing plane and the burner in the bottom of the blast tube
Lean realization sealing cooperation between the upper surface of outlet.
8. a kind of anti-dry burner according to claim 5, it is characterised in that：The interface channel is along described in lower layer
Intermediate cavity it is circumferentially disposed, the blow vent being connected to interface channel is opened up on the side wall of the intermediate cavity.
9. a kind of anti-dry burner according to claim 3, it is characterised in that：The gas outlet of the burner is in
Between the first ring and periphery the second collar at annular, annular current divider is made of inner annular wall and annular wall, inside
There is the annular convex platform outwardly protruded, the second ring on the burner to be caught in the outer of the current divider on the outer circumference surface of annular wall
Fixed in annular wall to realize side sealing cooperation, the first ring set on the burner is fixed outside the inner annular wall to realize side
Sealing cooperation, top and the boss of first ring, which lean, realizes end face seal cooperation.
10. a kind of gas-cooker, it is characterised in that：Installation is just like claim 1-9 any one of them burners.
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| CN201710059218.8A CN108343965B (en) | 2017-01-24 | 2017-01-24 | Dry combustion preventing burner and gas stove |
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| CN201710059218.8A CN108343965B (en) | 2017-01-24 | 2017-01-24 | Dry combustion preventing burner and gas stove |
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| CN108343965B CN108343965B (en) | 2023-09-01 |
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| CN109140440A (en) * | 2018-10-11 | 2019-01-04 | 中山凯富电器有限公司 | A kind of vehicle-mounted burner structure with burning prevention function |
| CN111306542A (en) * | 2020-02-21 | 2020-06-19 | 浙江帅康电气股份有限公司 | Dry burning prevention burner |
| CN112856423A (en) * | 2021-01-15 | 2021-05-28 | 宁波方太厨具有限公司 | Dry burning prevention stove |
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| Publication number | Publication date |
|---|---|
| CN108343965B (en) | 2023-09-01 |
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Effective date of registration: 20240307 Address after: 266510 Haier Industrial Park, 236 qianwangang Road, Qingdao Economic and Technological Development Zone, Shandong Province Patentee after: QINGDAO HAIER WISDOM KITCHEN APPLIANCE Co.,Ltd. Country or region after: China Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee before: QINGDAO HAIER DISHWASHER Co.,Ltd. Country or region before: China |
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