CN110513689A - A kind of fire cover structure of cooker burner - Google Patents
A kind of fire cover structure of cooker burner Download PDFInfo
- Publication number
- CN110513689A CN110513689A CN201810491212.2A CN201810491212A CN110513689A CN 110513689 A CN110513689 A CN 110513689A CN 201810491212 A CN201810491212 A CN 201810491212A CN 110513689 A CN110513689 A CN 110513689A
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- China
- Prior art keywords
- hole
- fire cover
- fire
- main
- main fire
- 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.)
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- 230000001154 acute effect Effects 0.000 claims description 6
- 125000004122 cyclic group Chemical group 0.000 claims description 6
- 208000002925 dental caries Diseases 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization 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
- F23D14/26—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
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 fire cover structures of cooker burner, it include fire cover, the lateral surface of the fire cover is equipped with circumferentially spaced main fire hole, it is characterized by: lower position of the main fire hole adjacent to crater end has from top to bottom gradually downward, and the slope being gradually inclined outwardly from inside to outside, compared with prior art, the advantage of the invention is that lower position of the main fire hole adjacent to crater end has from top to bottom gradually downward, and the slope being gradually inclined outwardly from inside to outside, discharge can be allowed to change flow direction when discharge passes through slope in this way, flow the direction outside its crater end to main fire hole, largely discharge can be effectively stopped to enter in main fire hole, simultaneously outside the crater end towards main fire hole on slope from top to bottom, and it is inclined outwardly from inside to outside, when being effectively reduced the stop of ground discharge here Between, have the function of water conservancy diversion discharge, meanwhile, entire fire cover structure process is simple, easy to process and versatile.
Description
Technical field
The present invention relates in a kind of gas cooker fire cover more particularly to a kind of fire cover knot with steady flame and seepage prevention
Structure.
Background technique
Currently, being typically provided with external ring fire cover and inner-ring fire cover both fire covers, outer ring fire in the burner of gas-cooker
It covers generally annular, multiple main fire holes is circumferentially uniformly offered in fire cover, wherein many fire covers are other than main fire hole
It also has additional the stable flame hole being arranged alternately with main fire hole or adds steady flame slot above or below main fire hole to play surely
Flame effect, so that gas source is made to burn more abundant, is more efficient, flame stabilization.However gas-cooker is in use environment, fire cover
On the bottom of a pan often there is greasy dirt water clock to get off, block certain main fire holes, in this case, the mixed gas of combustion gas and air
Outflow is obstructed, and flame is caused to become smaller, and not easy to clean, for this purpose, the fire cover of the present main fire hole of open slot on the market, such as originally
Applicant is in a kind of utility model patent " use of a Patent No. ZL201620846899.3 (notification number CN206330122U)
In the integral type fire cover structure of the burner of kitchen range " a kind of integral type fire cover structure of burner for kitchen range is disclosed, it
Including fire cover ontology in a ring and the cover board being covered on fire cover body center hole, which is characterized in that the cover board and fire cover
Ontology be flexibly connected and can opposite fire cover ontology move up and down, since setting is spaced apart and length, the depth on fire cover ontology
After the main fiery slot of different first and the second main fiery slot, supplemented using auxiliary air, to advantageously promote combustion gas full combustion.But
It is that its cover board does not still cover the first main fire slot and the second main fiery slot, discharge is still easy the main fiery slot of blocking first and the second master
Fiery slot, for this reason, it may be necessary to be improved further to the burner for kitchen range.In addition, the work of the main fire hole fire cover of open slot
There are two types of skill processing methods, first is that molding, general 5000 fire covers of every processing will will destroy a pair mold, and due to mold by
It is unstable to damage dimensional discrepancy, influences performance, and frequently to carry out cost very high for replacement die strip；Second is that by vehicle, milling come processing groove fire
Lid, speed are slow, at high cost.Same problem could as easily take place inner-ring fire cover, for this purpose, the applicant in disclosing one kind before
Improved central flame cap discloses a kind of " burning referring specifically to the Chinese invention patent application application No. is 201010135138.4
Device central flame cap and application have the burner of the central flame cap " (application publication number CN101832560A), end cap in this application
Top surface there is the retaining ring that overflows of limitation discharge around edge, also, the retaining ring offers the opening of guidance discharge outflow.But
In actual application it was found that the overflowing liquid part of opening outflow still can pass through main fire hole along fire cover downlink, deposit
In the possibility of blocking, main fire hole blocking cannot be thoroughly solved the problems, such as.
Summary of the invention
A technical problem to be solved by this invention is to provide one kind for above-mentioned state of the art and effectively prevent
Discharge along the cooker burner that main fire hole is advanced under fire cover fire cover structure.
Even if another technical problem to be solved by this invention is to provide a kind of overflow for above-mentioned state of the art
Liquid is along being advanced into main fire hole under fire cover, moreover it is possible to effectively dredge the fire cover structure of the cooker burner of discharge.
The technical scheme of the invention to solve the technical problem is: the fire cover structure of the cooker burner, including
There is fire cover, the lateral surface of the fire cover is equipped with circumferentially spaced main fire hole, it is characterised in that: from top to bottom on edge
On direction, lower position of the main fire hole at neighbouring crater end has the slope being inclined outwardly gradually downward and gradually.
The fire cover can may be cyclic annular fire cover for tubular fire cover, when fire cover is tubular fire cover, the main fire hole
Bottom is provided with the through-hole penetrated through with it.
When the fire cover is cyclic annular fire cover, the annular top wall of the ring-type fire cover and from the inside edge of the annular top wall,
Outer ledge it is vertical or extend obliquely downward internal ring wall, be formed with mixed air cavity, the outer ring of the ring-type fire cover between external annulus
Wall is equipped with multiple main fire holes, and the bottom of the main fire hole is provided with the through-hole for being connected to the mixed air cavity.
In order to realize even if discharge along being advanced into main fire hole under fire cover, moreover it is possible to effectively dredge discharge, the through-hole from
The input end that the main fire hole is connected to the outlet end being connected to the mixed air cavity is extremely to lean on interiorly from outer diagonally downward and gradually
The nearly internal ring wall.The cross section of the through-hole and the main fire hole inner sidewall has oblique in the position at neighbouring crater end
Slope and the flow-guiding mouth formed can effectively prevent discharge to block main fire hole " gear one is dredged " of discharge.
Further, the outlet end of the through-hole is located on the lower end surface of the external annulus.
In order to preferably guide discharge to enter in the through-hole, the center line of the center line of the through-hole and the main fire hole
Angle α be acute angle.
In order to further prevent discharge from extending outwardly along main fire hole, the outer rim of fire cover described in discharge is advanced under fire cover
Form the first rain visor blocked above the main fire hole.
In order to enable function of the fire cover with steady flame and seepage prevention, the top edge of the main fire hole is surrounded in the fire cover
It is circumferentially formed with the steady flame slot of a ring shape, the external annulus of the fire cover is equipped at least two circumferentially spaced connections
The stable flame hole of the mixed air cavity, the steady flame slot are connected to the stable flame hole.
In order to effectively hold main fire hole flame, the axis in the notch direction of the steady flame slot and the main fire hole crater
It is formed with an angle β, angle β is acute angle.So that the flame of steady flame slot blows to the root of main fire hole flame, wherein each stable flame hole
It can be to correspond arrangement, preferably with each main fire hole, each stable flame hole and each main fire hole successively interlaced arrangement, the structure is into one
Step improves steady flame effect.
For the stability for being further ensured that stable flame hole and the burning of steady flame slot, the stable flame hole is from being connected to the steady flame slot
The air inlet that gas outlet is connected to the mixed air cavity is diagonally downward and gradually close to the internal ring wall.
Stable flame hole and steady flame slot and main fire hole are blocked by discharge in order to prevent, and the outer rim of the steady flame slot is formed with jointly
Block the second rain visor above the steady flame slot, the main fire hole.
Lower position compared with the prior art, the advantages of the present invention are as follows main fire hole adjacent to crater end have from upper and
Under the slope that is gradually inclined outwardly gradually downward and from inside to outside, discharge can be allowed to change stream when discharge passes through slope in this way
Dynamic direction, flows the direction outside its crater end to main fire hole, largely can effectively stop discharge to enter main fire hole
It is interior, while being inclined outwardly outside the crater end towards main fire hole on slope from top to bottom and from inside to outside, it overflows with being effectively reduced
The residence time of liquid here has the function of water conservancy diversion discharge, meanwhile, entire fire cover structure process is simple, easy to process and logical
It is strong with property.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one angle of fire cover in the embodiment of the present invention 1；
Fig. 2 is the structural schematic diagram of another angle of fire cover in the embodiment of the present invention 1；
Fig. 3 is the cross-sectional view of mono- angle of Fig. 1；
Fig. 4 is the cross-sectional view of another angle of Fig. 1；
Fig. 5 is the enlarged diagram at Fig. 3 A；
Fig. 6 is that (main fire hole inner sidewall is not shown at neighbouring crater end in the structural schematic diagram of fire cover in the embodiment of the present invention 3
Lower position there is the slope that is inclined outwardly gradually downward and gradually)；
Fig. 7 is the decomposition texture schematic diagram of Fig. 6；
Fig. 8 is the cross-sectional view of Fig. 6.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in Fig. 1~5, the fire cover structure for this cooker burner includes fire cover, and the lateral surface of fire cover is equipped with edge
The main fire hole 131 of circumferentially-spaced distribution, main fire hole 131 adjacent to crater end 1310 lower position have from top to bottom gradually to
Under and the slope that is gradually inclined outwardly from inside to outside, discharge can be allowed to change flow direction when discharge passes through slope, make its to
Direction flowing outside the crater end 1310 of main fire hole 131, largely can effectively stop discharge to enter in main fire hole 131,
Simultaneously slope towards being inclined outwardly outside the crater end 1310 of main fire hole 131 from top to bottom and from inside to outside, be effectively reduced
The residence time of ground discharge here, have the function of water conservancy diversion discharge,
In addition, fire cover can be the tubular form that Open Side Down, or cyclic annular, the present embodiment is unfolded by taking ring-type as an example
Description, the ring-type fire cover 1 can may be interior ring fire cover for external ring fire cover, and the present embodiment is unfolded in detail based on external ring fire cover
Description, the annular top wall 11 of the ring-type fire cover 1 and from the inside edge of the annular top wall 11, outer ledge vertically or diagonally downward
It is formed with outer ring between the internal ring wall 12 of extension, external annulus 13 and mixes air cavity 14, the external annulus 13 of cyclic annular fire cover 1 is equipped with multiple masters
Fire hole 131, the bottom of main fire hole 131 are provided with the through-hole 2 that connection outer ring mixes air cavity 14, and wherein through-hole 2 is connected to main fire hole 131 certainly
Input end 22 to the outlet end 21 being connected to mixed air cavity be diagonally downward and gradually from outer to interiorly close to internal ring wall 12.This is logical
The outlet end 21 in hole 2 is located on the lower end surface of external annulus 13.In order to preferably guide discharge to enter in the through-hole 2, through-hole 2
The angle α of the center line of center line and main fire hole 131 is acute angle, and the angle of angle α is 30 ° in the present embodiment, while in order to make
Fire cover with steady flame and seepage prevention function, the top in fire cover around main fire hole 131 be circumferentially formed with a ring shape,
In the steady flame slot 3 that level opens up, the external annulus 13 of fire cover is equipped with circumferentially spaced multiple connection outer rings and mixes air cavity 14
Stable flame hole 4, steady flame slot 3 is connected to stable flame hole 4, and the notch direction of steady flame slot 3 and the axis of main 131 crater of fire hole are formed with
One angle β, angle β are acute angle so that the flame of steady flame slot 3 blows to the root of main 131 flame of fire hole, wherein each stable flame hole 4 with
Each main fire hole 131 can be to correspond arrangement, preferably, each stable flame hole 4 and each main fire hole 131 successively interlaced arrangement, the knot
Structure further improves steady flame effect.For be further ensured that stable flame hole 4 and steady flame slot 3 burning stability, stable flame hole 4 from it is steady
It is diagonally downward and gradually close to internal ring wall 12 that the air inlet 42 that air cavity 14 is connected to is mixed with outer ring in the gas outlet 41 that flame slot 3 is connected to.
In addition to above-mentioned through-hole 2 and main 131 inner sidewall of fire hole cross section on the slope that the position at neighbouring crater end 1310 has shape
At flow-guiding mouth, form " one gear one dredges " to discharge, discharge effectively prevent to block other than main fire hole 131, steady flame slot 3 it is outer
Edge is formed with the second rain visor 31 blocked above steady flame slot 3, main fire hole 131 jointly, to further prevent stable flame hole 4 and steady
Flame slot 3 and main fire hole 131 are blocked by discharge.
The embodiment of the present invention is by taking outer ring mixing chamber and external ring fire cover as an example, but design of the invention can also equally be used
In the embodiment of inner ring mixing chamber (or center mixing chamber) and interior ring fire cover (or central flame cap), repeat no more.
Embodiment 2
Essentially identical with the structure of embodiment 1, difference is, steady flame slot 3 is not provided with above the main fire hole 131 of fire cover, and
Equipped with stable flame hole 4, each stable flame hole 4 and each main fire hole 131 successively interlaced arrangement, the outer rim of fire cover, which extends outward to form, is blocked in master
First rain visor of 131 top of fire hole.
Embodiment 3
Essentially identical with the structure of embodiment 2, difference is that as can be seen from figures 6 to 8, fire cover is separate structure, including ring
The main cover plate 20 of the ontology 10 of shape and covering thereon, the outer side surface of ontology 10 circumferentially compartment of terrain form it is radial
Main fire slot 101 and steady fiery slot 102, and main fire hole 131 and stable flame hole 4, main cover are respectively formed with the cooperation of the periphery wall of main cover plate 20
The outer rim of plate 20 extends outward to form the third rain visor 201 blocked above main fire hole 131, the main fire of the cricoid ontology 10
The bottom of slot 101 and steady flame slot 3 is arc-shaped, it can the processing technology of drilling is directlyed adopt, it is high in machining efficiency, and it is at low cost.
Claims (11)
1. a kind of fire cover structure of cooker burner, includes fire cover, the lateral surface of the fire cover is equipped with circumferentially spaced point
The main fire hole (131) of cloth, it is characterised in that: along direction from top to bottom, the main fire hole (131) is at neighbouring crater end
(1310) lower position has the slope being inclined outwardly gradually downward and gradually.
2. the fire cover structure of cooker burner according to claim 1, it is characterised in that: the bottom of the main fire hole (131)
Portion (131) is provided with the through-hole penetrated through with it.
3. the fire cover structure of cooker burner according to claim 2, it is characterised in that: the fire cover is cyclic annular fire cover
(1), the annular top wall (11) of the cyclic annular fire cover (1) and from the inside edge of the annular top wall (11), outer ledge it is vertical or
It is formed with mixed air cavity (14) between the internal ring wall (12) that extends obliquely downward, external annulus (13), the outer ring of the ring-type fire cover (1)
Wall (13) is equipped with multiple main fire holes (131), and the bottom of the main fire hole (131) is provided with the connection mixed air cavity (14)
The through-hole (2).
4. the fire cover structure of cooker burner according to claim 3, it is characterised in that: the through-hole (2) from it is described
Input end (22) to the outlet end (21) being connected to the mixed air cavity of main fire hole (131) connection is diagonally downward and gradually from outer
To interiorly close to the internal ring wall (12).
5. the fire cover structure of cooker burner according to claim 4, it is characterised in that: the outlet end of the through-hole (2)
(21) on the lower end surface of the external annulus (13).
6. according to the fire cover structure of cooker burner described in claim 2~5 any one claim, it is characterised in that:
The angle α of the center line of the through-hole (2) and the center line of the main fire hole (131) is acute angle.
7. the fire cover structure of cooker burner described in any one claim, feature exist according to claim 1~5
In: the outer rim of the fire cover extends outward to form the first rain visor blocked above the main fire hole (131).
8. according to the fire cover structure of cooker burner described in claim 2~5 any one claim, feature exists
In: the top in the fire cover around the main fire hole (131) is circumferentially formed with the steady flame slot (3) of a ring shape, the fire
The external annulus (13) of lid is equipped with the stable flame hole (4) of at least two circumferentially spaced connection mixed air cavitys, described steady
Flame slot (3) is connected to the stable flame hole (4).
9. the fire cover structure of cooker burner according to claim 8, it is characterised in that: the notch of the steady flame slot (3)
The axis of direction and main fire hole (131) crater is formed with an angle β, and angle β is acute angle.
10. the fire cover structure of cooker burner according to claim 8, it is characterised in that: the stable flame hole (4) from institute
Stating the air inlet (42) that the gas outlet (41) that steady flame slot (3) is connected to is connected to the mixed air cavity is that oneself is outer extremely diagonally downward and gradually
Interiorly close to the internal ring wall (12).
11. the fire cover structure of cooker burner according to claim 9 or 10, it is characterised in that: the steady flame slot (3)
Outer rim is formed with the second rain visor (31) blocked above the steady flame slot (3), the main fire hole (131) jointly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810491212.2A CN110513689A (en) | 2018-05-21 | 2018-05-21 | A kind of fire cover structure of cooker burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810491212.2A CN110513689A (en) | 2018-05-21 | 2018-05-21 | A kind of fire cover structure of cooker burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110513689A true CN110513689A (en) | 2019-11-29 |
Family
ID=68622164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810491212.2A Pending CN110513689A (en) | 2018-05-21 | 2018-05-21 | A kind of fire cover structure of cooker burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110513689A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747337A (en) * | 2021-01-07 | 2021-05-04 | 宁波方太厨具有限公司 | Gas kitchen ranges |
| CN113074369A (en) * | 2020-01-06 | 2021-07-06 | 宁波方太厨具有限公司 | Fire cover structure of stove burner |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1163502A (en) * | 1997-08-11 | 1999-03-05 | Rinnai Corp | Burner for cooking stove |
| CN103162292A (en) * | 2013-02-26 | 2013-06-19 | 宁波方太厨具有限公司 | Burner outer flame cover |
| CN204611761U (en) * | 2015-04-03 | 2015-09-02 | 欧派家居集团股份有限公司 | A kind of burner of household gas range |
| CN105276585A (en) * | 2014-07-22 | 2016-01-27 | 浙江莫尼厨具有限公司 | Inner ring fire cover of burner |
| CN205227416U (en) * | 2015-12-17 | 2016-05-11 | 广东美的厨房电器制造有限公司 | Gas -cooker of outer ring fire lid and applied outer ring fire lid |
| CN207262436U (en) * | 2017-08-14 | 2018-04-20 | 宁波方太厨具有限公司 | A kind of fire cover for gas kitchen range |
| CN207262437U (en) * | 2017-10-17 | 2018-04-20 | 宁波方太厨具有限公司 | A kind of external ring fire cover of gas burner |
| CN208804674U (en) * | 2018-05-21 | 2019-04-30 | 宁波方太厨具有限公司 | A kind of fire cover structure of cooker burner |
-
2018
- 2018-05-21 CN CN201810491212.2A patent/CN110513689A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1163502A (en) * | 1997-08-11 | 1999-03-05 | Rinnai Corp | Burner for cooking stove |
| CN103162292A (en) * | 2013-02-26 | 2013-06-19 | 宁波方太厨具有限公司 | Burner outer flame cover |
| CN105276585A (en) * | 2014-07-22 | 2016-01-27 | 浙江莫尼厨具有限公司 | Inner ring fire cover of burner |
| CN204611761U (en) * | 2015-04-03 | 2015-09-02 | 欧派家居集团股份有限公司 | A kind of burner of household gas range |
| CN205227416U (en) * | 2015-12-17 | 2016-05-11 | 广东美的厨房电器制造有限公司 | Gas -cooker of outer ring fire lid and applied outer ring fire lid |
| CN207262436U (en) * | 2017-08-14 | 2018-04-20 | 宁波方太厨具有限公司 | A kind of fire cover for gas kitchen range |
| CN207262437U (en) * | 2017-10-17 | 2018-04-20 | 宁波方太厨具有限公司 | A kind of external ring fire cover of gas burner |
| CN208804674U (en) * | 2018-05-21 | 2019-04-30 | 宁波方太厨具有限公司 | A kind of fire cover structure of cooker burner |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074369A (en) * | 2020-01-06 | 2021-07-06 | 宁波方太厨具有限公司 | Fire cover structure of stove burner |
| CN112747337A (en) * | 2021-01-07 | 2021-05-04 | 宁波方太厨具有限公司 | Gas kitchen ranges |
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