CN207350337U - A kind of gas burner of fire cover and the application fire cover - Google Patents
A kind of gas burner of fire cover and the application fire cover Download PDFInfo
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- CN207350337U CN207350337U CN201721430413.9U CN201721430413U CN207350337U CN 207350337 U CN207350337 U CN 207350337U CN 201721430413 U CN201721430413 U CN 201721430413U CN 207350337 U CN207350337 U CN 207350337U
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- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 230000000295 complement effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 206010057855 Hypotelorism of orbit Diseases 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Gas Burners (AREA)
Abstract
It the utility model is related to a kind of fire cover of gas burner, including the first fire cover body, it includes annular top surface and the inside edge by the annular top surface, outer ledge is vertical or the internal ring wall and external annulus that extend obliquely downward, above-mentioned annular top surface, the first mixed air cavity is formed between internal ring wall and external annulus, and circumferentially spaced on above-mentioned external annulus it is provided with main fire hole, it is circumferentially spaced in annular top surface to be equipped with least three pieces of supporting blocks for being used to support pan bottom, each supporting block upwardly extends, and the auxiliary fire hole connected with the above-mentioned first mixed air cavity is offered on its medial surface, Means of Secondary Air Supplement mouth is formed between adjacent supporting block；Further relate to the gas burner using the fire cover.The utility model is simple in structure, sets pan bracket without another, and aid in fire hole by setting, the height of supporting block, which need not so be reduced, can increase the central concentrated load of burner, in addition, upper supplementary auxiliary air that can be by Means of Secondary Air Supplement mouth from the first fire cover body, so as to improve efficiency of combustion.
Description
Technical field
It the utility model is related to gas-cooker field, more particularly to a kind of fire cover and the gas burner using the fire cover.
Background technology
Gas burner includes pedestal, mixed air cavity, external ring fire cover and interior ring fire cover, and wherein mixing chamber is arranged on pedestal
Top, and external ring fire cover and interior ring fire cover are separately positioned on the top of mixing chamber.Wherein, external ring fire cover is generally annular, including
Annular upper wall, by the medial and lateral of the annular upper wall along respectively straight down or the internal ring wall and outer shroud that extend obliquely downward
Wall, the annular upper wall, internal ring wall and external annulus, which enclose, to be set to form mixed air cavity, and outer shroud fire output hole is offered on the external annulus.Interior ring fire
Lid generally comprises the base of tubular and lid sets lid on the base, and inner ring fire output hole is provided with the lid.
Improve burner combustion efficiency mode have it is a variety of, such as by reducing the height of pan bracket, so as to increase center
The mode of load, although this kind of mode can theoretically improve efficiency of combustion, if actual use in pan bracket set compared with
Low, the bottom of a pan face and fire cover hypotelorism, then can influence to burn, so as to reduce efficiency of combustion from another point of view.
Therefore, generally believe the ratio in primary air since the limitation of ejection system structure can not effectively elevated feelings at present
Under condition, the supply for increasing auxiliary air is considered as to improve efficiency of combustion most effective way.It is however, as described above existing
Burner structure, the supply capacity of auxiliary air is limited, far can not meet the needs of more efficient burning (75%).
Utility model content
First technical problem to be solved in the utility model be for the prior art and providing one kind can effectively improve
The fire cover of the gas burner of auxiliary air supplement efficiency.
Second technical problem to be solved in the utility model be for the prior art and providing one kind can effectively improve
Auxiliary air supplements the gas burner of efficiency.
Technical solution is used by the utility model solves above-mentioned first technical problem：A kind of fire of gas burner
Lid, including cricoid first fire cover body, the first fire cover body include annular top surface and by the annular top surface inside edge,
Outer ledge is vertical or the internal ring wall and external annulus that extend obliquely downward, shape between above-mentioned annular top surface, internal ring wall and external annulus
Into the first mixed air cavity, and circumferentially spaced on above-mentioned external annulus it is provided with main fire hole, it is characterised in that edge in the annular top surface
Circumferentially-spaced at least three pieces of supporting blocks for being used to support pan bottom, each supporting block of being equipped with upwardly extends, and its medial surface
On offer auxiliary fire hole connect with the above-mentioned first mixed air cavity, formation Means of Secondary Air Supplement mouth between adjacent supporting block.
Preferably, the first fire cover body includes Part I and Part II, the Part I and Part II
It is provided at circumferentially spaced along the first fire cover body, wherein, air inlet formed respectively on the bottom of each Part I, and each Part II
Bottom is connected by connection wall respectively.
Further, it is preferable that the overall semicircular in shape in the cross section of each Part I, and the horizontal stroke of the Part II
Section is overall rounded, the attached wall of air is acted on so as to further optimize Part I and Part II surface, into one
Step improves Means of Secondary Air Supplement efficiency.
Preferably, each air inlet is connected to a gas mixing pipe, secondary sky is formed between adjacent gas mixing pipe
Gas supply port, the auxiliary air supply port are corresponded with above-mentioned Means of Secondary Air Supplement mouth and distinguished opposite up and down.So from two
The partial air of secondary air supply port escape can be again introduced into corresponding under the action of the wall attachment effect of the outer ring surface of external annulus
, correspondingly, can be in the attached of the outer ring surface of external annulus from the partial air of Means of Secondary Air Supplement mouth escape in Means of Secondary Air Supplement mouth
Enter under the action of wall effect in corresponding auxiliary air supply port, so as to fully improve the supply efficiency of auxiliary air.
Preferably, the duct of the auxiliary fire hole is inclined relative to horizontal in above-mentioned supporting block and upwardly extends, from
And auxiliary heating preferably can be carried out to the bottom surface of cookware by the auxiliary fire hole.
Preferably, the auxiliary fire hole is all provided with along the width interval of each supporting block, and it is parallel with above-mentioned main fire hole.
Preferably, each supporting block communicates for hollow structure and respectively with the above-mentioned first mixed air cavity.
Preferably, the upper end of each supporting block outwards makees the bending of rounding off and tilts upward extension respectively, so that
Form support cambered surface on end face respectively thereon so that each supporting block can preferably support the bottom surface of cookware.
Technical solution is used by the utility model solves above-mentioned second technical problem：A kind of application has above-mentioned fire
The gas burner of lid, including pedestal and the external ring fire cover being arranged on pedestal and interior ring fire cover, it is characterised in that the outer shroud
Fire cover uses fire cover structure as described above, and outer ring cavity is provided with the inner cavity of the pedestal, offered on the top plate of pedestal with
Upper outer ring cavity communicates outer shroud blow vent, and the number and the number of above-mentioned gas mixing pipe of the outer shroud blow vent match, and each mixed
The free end of tracheae is connected in corresponding outer shroud blow vent, so that outer ring cavity by each outer shroud by being ventilated respectively
Mouth is connected with each gas mixing pipe.
Preferably, the interior ring fire cover uses fire cover structure as described above, it is additionally provided with the inner cavity of the pedestal
Interior ring cavity, the inner ring blow vent communicated with the interior ring cavity is further opened with the top plate of the pedestal；Of the inner ring blow vent
The number of number and above-mentioned gas mixing pipe matches, and the free end of each gas mixing pipe is connected in corresponding inner ring blow vent,
So that outer ring cavity is by each outer shroud blow vent with each gas mixing pipe by being connected respectively, and the auxiliary air on interior ring fire cover
Supply port is opposite with inside and outside the auxiliary air supply port on external ring fire cover.
Compared with prior art, the utility model has the advantage of：It is provided with the first fire cover body of the utility model
Supporting block, so as to support the bottom surface of cookware by the supporting block, in addition, auxiliary fire hole is respectively arranged with each supporting block,
And Means of Secondary Air Supplement mouth is formed between adjacent supporting block.So the setting of the supporting block is not only so that the structure letter of burner
It is single, pan bracket is set without another, and fire hole is aided in by setting, the height without reducing supporting block can increase in burner
Cardiac load, in addition, upper supplementary auxiliary air that can be by Means of Secondary Air Supplement mouth from the first fire cover body, so as to improve burning
Efficiency.
Brief description of the drawings
Fig. 1 is the structure diagram of burner in the utility model embodiment 1；
Fig. 2 is sectional views of the Fig. 1 along A-A directions；
Fig. 3 is sectional views of the Fig. 1 along B-B directions；
Fig. 4 is the structure decomposition figure of burner in the utility model embodiment 1；
Fig. 5 is the structure diagram of the second fire cover body in the utility model embodiment 1；
Fig. 6 is the structure diagram of the other direction of Fig. 5；
Fig. 7 is the structure diagram of burner in the utility model embodiment 2；
Fig. 8 is sectional views of the Fig. 7 along C-C directions.
Embodiment
The utility model is described in further detail below in conjunction with attached drawing embodiment.
Embodiment 1：
As shown in figs. 1 to 6, a kind of gas burner, including pedestal 1 and the external ring fire cover 13 that is arranged on pedestal 1 and interior
Ring fire cover 14.Wherein external ring fire cover 13 includes cricoid first fire cover body 2, which includes annular top surface 201
And by the inside edge of the annular top surface 201, outer ledge is vertical or the internal ring wall 203 and external annulus 202 that extend obliquely downward,
The first mixed air cavity 24, and edge on above-mentioned external annulus 202 are formed between above-mentioned annular top surface 201, internal ring wall 203 and external annulus 202
It has been provided at circumferentially spaced main fire hole 25.
Further, external ring fire cover body 2 includes Part I 20a and Part II 20b, Part I 20a and second
Part 20b is provided at circumferentially spaced along external ring fire cover body 2, wherein, air inlet is formed respectively on the bottom of each Part I 20a
204a, and air inlet 204a is connected to a gas mixing pipe 22, and auxiliary air supplement is formed between adjacent gas mixing pipe 22
Mouth 23, and the bottom of each Part II 20b is connected by connection wall 204 respectively.Above-mentioned gas mixing pipe 22 is four in the present embodiment,
Accordingly, above-mentioned auxiliary air supply port 23 is also four.
Above-mentioned annular top surface 201, the outer ring surface of external annulus 202, the outer ring surface of internal ring wall 203 and connection wall 204 it is outer
In anchor ring, at least the outer ring surface of external annulus 202 is in arc-shaped.Preferably, above-mentioned annular top surface 201, the outer shroud of external annulus 202
The outer ring surface in face, the outer ring surface of internal ring wall 203 and connection wall 204 is in arc-shaped, and adjacent formation between the two is justified
Slip over and cross.The overall semicircular in shape in the cross section of i.e. each above-mentioned Part I 20a, and the cross section of above-mentioned Part II 20b is equal
It is overall rounded, it can so utilize wall attachment effect so that and air is wraps closely about the outer surface of whole first fire cover body 2,
So as to shorten the supply path of auxiliary air, and then it can more efficiently supplement auxiliary air.
Further, one piece of supporting block for being used to support pan bottom is respectively fixed with the top of above-mentioned Part I 20a
21, each supporting block 21 upwardly extends, and the auxiliary fire hole connected with the above-mentioned first mixed air cavity 24 is offered on its medial surface
211.The setting of supporting block 21 is not only so that the structure of burner is simple, without separately setting pan bracket, and setting in the present embodiment
Fire hole 211 is aided in, the height without reducing supporting block 21 can increase the central concentrated load of burner, so as to improve its burning effect
Rate.In addition, forming Means of Secondary Air Supplement mouth 212 between adjacent supporting block 21, so pass through 212 energy of Means of Secondary Air Supplement mouth
Auxiliary air is supplemented by the top of the first fire cover body 2, further shortens the supply path of auxiliary air, and with above-mentioned two
Secondary 23 coordination energy of air supply port further improves the supplement efficiency of auxiliary air.Preferably, the Means of Secondary Air Supplement mouth
212 with above-mentioned auxiliary air supply port 23 corresponds respectively and up and down relatively, so from auxiliary air supply port 23 escape
Partial air can be again introduced into corresponding Means of Secondary Air Supplement mouth under the action of the wall attachment effect of the outer ring surface of external annulus 202
In 212, correspondingly, the partial air escaped from Means of Secondary Air Supplement mouth 212 can be in the wall attachment effect of the outer ring surface of external annulus 202
Under the action of enter corresponding auxiliary air supply port 23 in so that fully improve auxiliary air supply efficiency.
Preferably, aid in the duct of fire hole 211 to be inclined relative to horizontal in above-mentioned supporting block 21 to upwardly extend, so that
Auxiliary heating preferably can be carried out to the bottom surface of cookware by the auxiliary fire hole 211.Aid in width of the fire hole 211 along each supporting block 21
Degree direction interval is all provided with, and parallel with above-mentioned main fire hole 25.In addition, above-mentioned supporting block 21 is for hollow structure and respectively with above-mentioned the
One mixed air cavity 24 communicates, and the 21 and first fire cover body 2 of supporting block and gas mixing pipe 22 are integrated part, not only facilitate processing
Manufacture, and the internal structure of fire cover can be made more firm.In addition, to enable each supporting block 21 preferably to support pan bottom,
Preferably, the upper end of each supporting block 21 outwards makees the bending of rounding off and tilts upward extension respectively, so that end face on it
It is upper to form support cambered surface 210 respectively.
Outer ring cavity 11 and interior ring cavity 12 are provided with inner cavity in said base 1, and is opened up respectively on the top plate 10 of pedestal 1
Outer shroud blow vent 101 and inner ring blow vent 102, wherein, the number of outer shroud blow vent 101 and the number phase of above-mentioned gas mixing pipe 22
Match somebody with somebody, and the free end of each gas mixing pipe 22 is connected in corresponding outer shroud blow vent 101, so that outer ring cavity 11 is distinguished
Connected by each outer shroud blow vent 101 with each gas mixing pipe 22.
Above-mentioned inner ring blow vent 102 is communicated with interior ring cavity 12.Above-mentioned interior ring fire cover 14 includes the second fire cover of open topped
Body 32 and lid are located at the lid 31 of the oral area of the second fire cover body 32, the upper end-face edge edge week of above-mentioned second fire cover body 32
To inner ring fire hole 30 is provided with, the inner cavity of second fire cover body 32 corresponding with the inner ring fire hole 30 forms the second mixed air cavity 33,
And 32 part of the second fire cover body of the lower section of the second mixed air cavity 33 is provided with perforative mixed gas passage 324 up and down, the mixed gas
The number of passage 324 matches with above-mentioned inner ring blow vent 102, and each mixed gas passage 324 is separately positioned on corresponding inner ring
On blow vent 102, so as to connect inner ring blow vent 102 and the above-mentioned second mixed air cavity 33 by each mixed gas passage 324.
Preferably, the second fire cover body 32 has a centre bore 34, circumferentially spaced on the side wall of the second fire cover body 32
It is provided with the auxiliary air complementary apertures 325 communicated respectively with the centre bore 34.Of auxiliary air complementary apertures 325 in the present embodiment
Number is corresponding with above-mentioned auxiliary air supply port 23, and each auxiliary air supply port 23 and auxiliary air complementary apertures 325 accordingly
It is front and rear opposite, so as to shorten Means of Secondary Air Supplement path, improve supply efficiency.To make the Means of Secondary Air Supplement of interior ring fire cover 14
Effect is more preferable, the uniformly flaring from inside to outside of auxiliary air complementary apertures 325.
In addition, in the present embodiment, the upper end edge of the second fire cover body 32 is provided at circumferentially spaced the big groove of oriented lower recess
321, and convex block 322 is formed between each big groove 321 respectively, downward concave little groove is offered on each convex block 322 respectively
323, the outer ledge of above-mentioned lid 31 is shelved on above-mentioned upper end-face edge, so that the outer ledge of lid 31 and each big groove
321 and each little groove 323 be respectively enclosed to big fire hole 301 and small fire hole 302, the big fire hole 301 and small fire hole 302 form it is above-mentioned in
Ring fire hole 30.Above-mentioned big groove 321 and little groove 323 are square groove, so that above-mentioned big fire hole 301 and small fire hole 302
It is square hole, and then the conveniently cleaning to fire hole.Preferably, on upper surface circumferentially arranged oriented lower recess steady flame groove
326, the generation for phenomena such as so as to make the more stable burning of inner ring fire hole 30, avoiding being tempered, is flame-out.
Embodiment 2：
As seen in figs. 6 and 8, as different from Example 1, the interior ring fire cover 14 in the present embodiment is used with embodiment 1 not
Same structure.Specifically, the structure of the interior ring fire cover 14 in the present embodiment and the structure phase of the external ring fire cover 13 in embodiment 1
Together.So number of inner ring blow vent 102 and the number of above-mentioned gas mixing pipe 22 matches, and the free end of each gas mixing pipe 22 point
Be not connected in corresponding inner ring blow vent 102 so that outer ring cavity 11 by respectively by each outer shroud blow vent 101 with it is each
Gas mixing pipe 22 connects, and the auxiliary air supply port 23 on interior ring fire cover 14 and the auxiliary air supply port on external ring fire cover 13
It is opposite inside and outside 23.
Claims (10)
1. a kind of fire cover of gas burner, including cricoid first fire cover body (2), the first fire cover body (2) include ring
Shape top surface (201) and by the inside edge of the annular top surface (201), outer ledge is vertical or the internal ring wall that extends obliquely downward
(203) and external annulus (202) the first mixed gas, is formed between above-mentioned annular top surface (201), internal ring wall (203) and external annulus (202)
Chamber (24), and circumferentially spaced on above-mentioned external annulus (202) it is provided with main fire hole (25), it is characterised in that the annular top surface
(201) it is circumferentially spaced on to be equipped with least three pieces supporting blocks for being used to support pan bottom (21), each supporting block (21) to
Upper extension, and the auxiliary fire hole (211) connected with the above-mentioned first mixed air cavity (24), adjacent supporting block are offered on its medial surface
(21) Means of Secondary Air Supplement mouth (212) is formed between.
2. fire cover as claimed in claim 1, it is characterised in that the first fire cover body (2) include Part I (20a) and
Part II (20b), the Part I (20a) and Part II (20b) are provided at circumferentially spaced along the first fire cover body (2), its
In, air inlet (204a) is formed respectively on the bottom of each Part I (20a), and the bottom of each Part II (20b) passes through respectively
Connection wall (204) connects.
3. fire cover as claimed in claim 2, it is characterised in that the cross section of each Part I (20a) is integrally in half
Circle, and the cross section of the Part II (20b) is overall rounded.
4. fire cover as claimed in claim 3, it is characterised in that each air inlet (204a) is connected to a gas mixing pipe
(22), auxiliary air supply port (23), the auxiliary air supply port (23) and above-mentioned two are formed between adjacent gas mixing pipe (22)
Secondary air supply mouth (212) corresponds and difference is opposite up and down.
5. fire cover as claimed in claim 1, it is characterised in that the duct of the auxiliary fire hole (211) is in above-mentioned supporting block
(21) it is inclined relative to horizontal and upwardly extends in.
6. fire cover as claimed in claim 1, it is characterised in that width of the auxiliary fire hole (211) along each supporting block (21)
Direction interval is all provided with, and parallel with above-mentioned main fire hole (25).
7. fire cover as claimed in claim 1, it is characterised in that each supporting block (21) for hollow structure and respectively with it is above-mentioned
First mixed air cavity (24) communicates.
8. fire cover as claimed in claim 1, it is characterised in that outwards make rounding off respectively in the upper end of each supporting block (21)
Bend and tilt upward extension, so as to form support cambered surface (210) on end face respectively on it.
9. a kind of gas burner applied just like the fire cover described in claim 4~8, including pedestal (1) and it is arranged on pedestal
(1) external ring fire cover (13) and interior ring fire cover (14) on, it is characterised in that the external ring fire cover (13) is using fire as described above
Lid structure, is provided with outer ring cavity (11) in the inner cavity of the pedestal (1), is offered and upper outer shroud on the top plate (10) of pedestal (1)
Chamber (11) communicates outer shroud blow vent (101), the number and the number phase of above-mentioned gas mixing pipe (22) of the outer shroud blow vent (101)
Match somebody with somebody, and the free end of each gas mixing pipe (22) is connected in corresponding outer shroud blow vent (101), so that outer ring cavity
(11) by being connected respectively by each outer shroud blow vent (101) with each gas mixing pipe (22).
10. gas burner as claimed in claim 9, it is characterised in that the interior ring fire cover (14) is using as described above
Fire cover structure, is additionally provided with interior ring cavity (12) in the inner cavity of the pedestal (1), is also opened up on the top plate (10) of the pedestal (1)
There is the inner ring blow vent (102) communicated with the interior ring cavity (12)；
The number and the number of above-mentioned gas mixing pipe (22) of the inner ring blow vent (102) match, and each gas mixing pipe (22)
Free end is connected in corresponding inner ring blow vent (102), so that outer ring cavity (11) by passing through each outer shroud respectively
Blow vent (101) is connected with each gas mixing pipe (22), and auxiliary air supply port (23) and outer ring fire on interior ring fire cover (14)
Cover opposite inside and outside the auxiliary air supply port (23) on (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721430413.9U CN207350337U (en) | 2017-10-31 | 2017-10-31 | A kind of gas burner of fire cover and the application fire cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721430413.9U CN207350337U (en) | 2017-10-31 | 2017-10-31 | A kind of gas burner of fire cover and the application fire cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207350337U true CN207350337U (en) | 2018-05-11 |
Family
ID=62353028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721430413.9U Withdrawn - After Issue CN207350337U (en) | 2017-10-31 | 2017-10-31 | A kind of gas burner of fire cover and the application fire cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207350337U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724077A (en) * | 2017-10-31 | 2019-05-07 | 宁波方太厨具有限公司 | A kind of fire cover and the gas burner using the fire cover |
| CN109899844A (en) * | 2019-04-17 | 2019-06-18 | 珠海格力电器股份有限公司 | Energy-gathering pot support and gas stove |
| CN111256119A (en) * | 2018-11-30 | 2020-06-09 | 宁波方太厨具有限公司 | Burner for gas stove |
| TWI716949B (en) * | 2019-07-30 | 2021-01-21 | 關隆股份有限公司 | The burner of the gas stove |
| CN112344327A (en) * | 2019-08-07 | 2021-02-09 | 关隆股份有限公司 | Burner of gas stove |
-
2017
- 2017-10-31 CN CN201721430413.9U patent/CN207350337U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724077A (en) * | 2017-10-31 | 2019-05-07 | 宁波方太厨具有限公司 | A kind of fire cover and the gas burner using the fire cover |
| CN109724077B (en) * | 2017-10-31 | 2024-01-16 | 宁波方太厨具有限公司 | Fire cover and gas burner using same |
| CN111256119A (en) * | 2018-11-30 | 2020-06-09 | 宁波方太厨具有限公司 | Burner for gas stove |
| CN109899844A (en) * | 2019-04-17 | 2019-06-18 | 珠海格力电器股份有限公司 | Energy-gathering pot support and gas stove |
| TWI716949B (en) * | 2019-07-30 | 2021-01-21 | 關隆股份有限公司 | The burner of the gas stove |
| US11346550B2 (en) * | 2019-07-30 | 2022-05-31 | Grand Mate Co., Ltd. | Burner of gas stove |
| CN112344327A (en) * | 2019-08-07 | 2021-02-09 | 关隆股份有限公司 | Burner of gas stove |
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Granted publication date: 20180511 Effective date of abandoning: 20240116 |