CN207262437U - A kind of external ring fire cover of gas burner - Google Patents
A kind of external ring fire cover of gas burner Download PDFInfo
- Publication number
- CN207262437U CN207262437U CN201721374251.1U CN201721374251U CN207262437U CN 207262437 U CN207262437 U CN 207262437U CN 201721374251 U CN201721374251 U CN 201721374251U CN 207262437 U CN207262437 U CN 207262437U
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- Prior art keywords
- ring
- fire cover
- fire hole
- wall
- road
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- 230000006641 stabilisation Effects 0.000 claims abstract description 44
- 238000011105 stabilization Methods 0.000 claims abstract description 44
- 230000000694 effects Effects 0.000 abstract description 18
- 239000007789 gas Substances 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
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- Gas Burners (AREA)
Abstract
A kind of external ring fire cover of gas burner, including the fire cover body are the utility model is related to, it includes the first ring body and the second ring body；First ring body includes lower ring wall and upper ring wall；Second ring body Longitudinal extending, upper ring wall, lower ring wall and the second ring body surround mixed air cavity；Set on the top of second ring body fluted, the outside edge of upper ring wall is shelved on the top of the second ring body, and the bottom surface on the outside edge of upper ring wall forms annular groove, the outside of upper ring wall surrounds main fire hole along with each groove, and the top of above-mentioned annular groove and the second ring body forms flame stabilization ring road between.Flame stabilization ring road in the utility model can effectively shunt the air-flow of the mixed main fire hole of air cavity air inlet, so as to reduce air velocity in main fire hole, play the role of steady flame, and the flame stabilization ring road in the utility model is close to the root of main fire hole, and then the root of main fire hole can be effectively heated, so as to further reach the steady flame effect to main fire hole.In addition, by steady flame structure setting into groove structure, it is simple in structure, be conducive to clean.
Description
Technical field
It the utility model is related to gas-cooker field, more particularly to a kind of external ring fire cover of gas burner.
Background technology
It is provided with main fire hole in the fire cover of gas-cooker, combustion gas and the mixed gas of air are after mixed air cavity mixes through fire output hole
Outflow, is ignited and forms combustion flame.Existing gas burner fire cover, in order to ensure to stablize burning, not from flame, in fire cover
Certain steady flame structure will be set, its steady flame mode is mostly to have small slot in the main fire hole arranged for interval of fire cover.Such as：Application
Number it is that the Chinese invention patents of 201410115151.1 (application publication number is 104949170 A of CN) discloses a kind of gas-cooker
Fire cover, be equipped with steady flame groove in its lateral wall in the fire cover, which is connected with some grooves and is formed some respectively
A stable flame hole.The design of stable flame hole causes fire cover complicated integral structure, and difficulty of processing increases, not easy cleaning, when generation soup etc.
During discharge situation, stable flame hole is easily blocked, and causes the generation from flame phenomenon.In addition, the reason for occurring from flame phenomenon is single
Air velocity is too fast in fire hole, and flame root temperature is low, the design of stable flame hole in above-mentioned patent, and the buffering of main fire hole air-flow is imitated
Fruit is poor, and is arranged on the lower section of main fire hole, apart from the distant of main fire hole root, therefore to the heating of main fire hole root
Act on bad.As it can be seen that steady flame structure of the prior art could be improved.
In addition, the main fire hole of existing external ring fire cover is generally circular hole, as Patent No. ZL201420826134.4 (is authorized
Notification number is 204513485 U of CN) Chinese utility model patent disclosed in burner structure, this kind of main fire hole using
During produce discharge when, if discharge enter main fire hole in, since discharge generally has viscosity, main fire hole can be attached to
Inner wall on, so as to cause main fire hole to block, the cleaning to main fire hole brings difficulty.
Utility model content
First technical problem to be solved in the utility model be for the prior art and to provide a kind of steady flame effect good
Gas burner external ring fire cover.
Second technical problem to be solved in the utility model is to provide a kind of combustion easy to clean for the prior art
The external ring fire cover of air burner.
Technical solution is used by the utility model solves above-mentioned technical problem：A kind of outer ring fire of gas burner
Lid, including fire cover body, the fire cover body include annular upper wall and from the inside edge of the annular upper wall, outer ledge vertically to
Lower or internal ring wall and external annulus diagonally downward, the internal ring wall, external annulus and annular upper wall enclose to set to form mixed air cavity, described outer
Circumferentially spaced on ring wall to be provided with main fire hole, which connects above-mentioned mixed air cavity, it is characterised in that the annular upper wall
Outside along and external annulus top between formed with being connected towards the flame stabilization ring road of outward opening, the flame stabilization ring road with above-mentioned mixed air cavity.
Preferably, the mixed air cavity is flared from inlet end to outlet extreme direction, the equal position of main fire hole and flame stabilization ring road
In the outlet side.So the mixed gas of combustion gas and air from inlet end to outlet side flow when, have the effect of micro- diffusion, from
And air velocity in main fire hole can be suitably reduced, be conducive to steady flame.
Further, it is preferable that angle formed by the upper ring surface and horizontal plane of the outlet side of the mixed air cavity is 40 °~45 °,
The lower anchor ring of the outlet side is 20 °~35 ° with angle formed by horizontal plane, the port of the inlet end of the mixed air cavity and horizontal plane
Vertically.
Further, it is preferable that it is interlude between the inlet end of the mixed air cavity and outlet side, the outer shroud of the interlude
Face is 40 °~45 ° with angle formed by horizontal plane, further lifts micro- diffusion action.
Preferably, the outlet side in the flame stabilization ring road tilts down.Flame stabilization ring can not only so be made to main fire hole root
Heating effect it is more preferable, so as to further lift steady flame effect, and the effect of seepage prevention can be played.
Further, it is preferable that angle formed by the outlet side in the flame stabilization ring road and horizontal plane is 5 °~50 °.
Further, it is preferable that flame stabilization ring road outlet side is relative to its inlet end necking.Since main fire hole is arranged on
At the flaring of mixed air cavity, the air-flow in main fire hole can be flowed into rapidly in flame stabilization ring road, so as to further optimize steady flame effect.
Preferably, the outlet side in the flame stabilization ring road connects up and down with the fire end that goes out of each main fire hole.
Further, it is preferable that distinguished up and down by the corresponding position of inlet end to outlet side and each main fire hole in the flame stabilization ring road
Connection.
Preferably, the main fire hole is square hole, compared with traditional circular fire hole, square fire hole is convenient for cleaning.
Preferably, the fire cover body includes the first ring body and the second ring body setting up and down, which is one
Body part, it includes the lower ring wall of Longitudinal extending and the upper ring wall circumferentially horizontally outward extended by the top edge of the lower ring wall,
The lower ring wall and upper ring wall are respectively above-mentioned internal ring wall and annular upper wall；The second ring body Longitudinal extending, it is arranged on
The lower section of ring wall, second ring body are above-mentioned external annulus, the bottom surface of above-mentioned upper ring wall, the lateral surface of lower ring wall and the second ring
The medial surface of body surrounds above-mentioned mixed air cavity；The top of above-mentioned second ring body is circumferentially spaced to be provided with downward concave groove, on
The outside of ring wall is stated along the top for being shelved on the second ring body, and the bottom surface on the outside edge of upper ring wall is circumferentially recessed inwardly and shape
Into annular groove so that the outside of upper ring wall surrounds above-mentioned main fire hole along with each groove, and the top of above-mentioned annular groove and the second ring body along it
Between form above-mentioned flame stabilization ring road.Above-mentioned flame stabilization ring road and main fire hole are put together by the first ring body and the second ring body, during cleaning,
The first ring body and the second ring body need to only be separated, so as to easily clean flame stabilization ring road and main fire hole, so as to ensure the outer shroud
The steady flame effect and efficiency of combustion of fire cover.
Compared with prior art, the utility model has the advantage of：Compared with traditional stable flame hole, in the utility model
Flame stabilization ring road can effectively shunt the air-flow that mixed air cavity enters main fire hole, so as to reduce air velocity in main fire hole, play steady flame
Effect, and the flame stabilization ring road in the utility model is close to the root of main fire hole, and then the root of main fire hole can be effectively heated, from
And further promote the steady flame effect to main fire hole.In addition, by steady flame structure setting into groove structure, it is simple in structure, be conducive to
Cleaning.
Brief description of the drawings
Fig. 1 is the structure diagram of external ring fire cover in the utility model embodiment；
Fig. 2 is the structure diagram of the other direction of Fig. 1；
Fig. 3 is the structure decomposition figure of external ring fire cover in the utility model embodiment；
Fig. 4 is the structure diagram of the other direction of Fig. 3；
Fig. 5 is the sectional view of external ring fire cover in a disassembled state in the utility model embodiment；
Fig. 6 is partial sectional views of the Fig. 2 along A-A directions；
Fig. 7 is the schematic diagram in the air motion direction of external ring fire cover in the utility model embodiment.
Embodiment
The utility model is described in further detail below in conjunction with attached drawing embodiment.
As shown in Fig. 1~7, a kind of external ring fire cover of gas burner, including fire cover body 1, the fire cover body 1 include ring
Shape roof and inside edge by the annular upper wall, the internal ring wall and external annulus of outer ledge straight down or diagonally downward, should
Internal ring wall, external annulus and annular upper wall, which are enclosed, to be set to form mixed air cavity 6, circumferentially spaced on above-mentioned external annulus to be provided with main fire hole 5,
The main fire hole 5 connects above-mentioned mixed air cavity 6.The outside of annular upper wall along and external annulus top between formed with towards the steady of outward opening
Flame circuit 4, the flame stabilization ring road 4 are connected with above-mentioned mixed air cavity 6.Compared with traditional stable flame hole, the flame stabilization ring in the utility model
Road 4 can effectively shunt the air-flow that mixed air cavity 6 enters main fire hole 5, so as to reduce air velocity in main fire hole 5, play the work of steady flame
With, and the flame stabilization ring road 4 in the utility model is close to the root (the going out fire end of i.e. main fire hole 5) of main fire hole 5, and then can be effective
The root of main fire hole 5 is heated, so as to further reach the steady flame effect to main fire hole 5.In addition, by steady flame structure setting into annular groove
Structure, it is simple in structure, be conducive to clean.
Further, in the present embodiment, above-mentioned fire cover body 1 is Split type structure, it includes 2 He of the first ring body setting up and down
Second ring body 3, wherein the first ring body 2 is integrated part, it includes the lower ring wall 21 of Longitudinal extending and the top edge by the lower ring wall 21
The upper ring wall 22 circumferentially horizontally outward extended, the respectively above-mentioned internal ring wall of the lower ring wall 21 and upper ring wall 22 and annular
Roof.Above-mentioned second ring body, 3 Longitudinal extending, second ring body 3 as above-mentioned external annulus, the bottom surface of above-mentioned upper ring wall 22, lower ring
The lateral surface of wall 21 and the medial surface of the second ring body 3 surround above-mentioned mixed air cavity 6.The top of above-mentioned second ring body 3 circumferentially between
Every being provided with downward concave groove 31, the outside edge of above-mentioned upper ring wall 22 is shelved on the top of the second ring body 3, and upper ring wall
The bottom surface on 22 outside edge is circumferentially recessed inwardly and forms annular groove 221, so that the outside edge of upper ring wall 22 is enclosed with each groove 31
Into above-mentioned main fire hole 5, and the top of 221 and second ring body 3 of above-mentioned annular groove forms above-mentioned flame stabilization ring road 4 between.Preferably, it is above-mentioned
Groove 31 is square, and accordingly, the main fire hole 5 being made of the groove 31 is also square, square compared with traditional circular fire hole
Fire hole is convenient for cleaning, also, in the present embodiment, above-mentioned flame stabilization ring road 4 and main fire hole 5 are spelled by the first ring body 2 and the second ring body 3
Conjunction forms, and during cleaning, need to only separate the first ring body 2 and the second ring body 3, so as to easily clean flame stabilization ring road 4 and main fire
Hole 5, ensures the steady flame effect and efficiency of combustion of the external ring fire cover.
In the present embodiment, the top of the outer ring surface of above-mentioned lower ring wall 21 circumferentially extends and forms inclined ring wall outside, together
When the second ring body 3 on circumferentially extend internally and bend with the inner ring surface of above-mentioned 31 corresponding part of groove, so as to change mixed
The shape of air cavity 6, reduces air velocity in mixed air cavity 6, promotes steady flame.Specifically, in the present embodiment, air cavity 6 is mixed by inlet end
61 are flared to 62 direction of outlet side, and main fire hole 5 and flame stabilization ring road 4 are respectively positioned on the outlet side 62.Further, the outlet of air cavity 6 is mixed
The upper ring surface (top for descending the outer ring surface of ring wall 21) at end 62 is 40 °~45 ° (the present embodiment with angle α formed by horizontal plane
In be preferably 45 °), angle theta formed by the lower anchor ring (i.e. the top of the inner ring surface of the second ring body 3) of the outlet side 62 and horizontal plane
For 20 °~35 °, and the port of the inlet end 61 of mixed air cavity 6 and horizontal plane, in addition, the inlet end 61 and outlet of mixed air cavity 6
It is interlude 63 between end 62, angle γ formed by the outer ring surface and horizontal plane of the interlude 63 is 40 °~45 °.Such combustion gas
With the mixed gas of air from inlet end 61 to outlet side 62 flow when, the effect of micro- diffusion is had, so as to suitably reduce
Air velocity in main fire hole 5, is conducive to steady flame.
The bottom surface on the outside edge of above-mentioned upper ring wall 22 is circumferentially bent downward, while the lateral surface on the top of the second ring body 3
Circumferentially synchronously bend downward, though the outlet side 42 in flame stabilization ring road 4 tilt down and 4 outlet side 42 of flame stabilization ring road relative to
Its 41 necking of inlet end, can not only so make flame stabilization ring road 4 more preferable to the heating effect of main 5 root of fire hole, so as to further carry
Steady flame effect is risen, and the effect of seepage prevention can be played.Preferably, angle formed by the outlet side in flame stabilization ring road 4 and horizontal plane
For 5 °~50 ° (being preferably 15 ° in the present embodiment).
Therefore the air-flow in mixed air cavity 6 flows into above-mentioned flame stabilization ring road 4 and main when flowing to its outlet side 62 up and down respectively
Fire hole 5, flame stabilization ring road 4 can shunt the fraction in mixed air cavity 6, and the air-flow entered in flame stabilization ring road 4 is spread to rapidly
Whole flame stabilization ring road 4, can form a ring shape fireworks when it is ignited.In the present embodiment, the outlet side 42 in flame stabilization ring road 4 with
The fire end that goes out of each main fire hole 5 connects up and down, it is preferable that flame stabilization ring road 4 is by inlet end 41 to outlet side 42 and pair of each main fire hole 5
It should locate connection up and down respectively.It is arranged on due to main fire hole 5 at the flaring of mixed air cavity 6, the air-flow in main fire hole 5 can be flowed into rapidly
In flame stabilization ring road 4, so as to further optimize steady flame effect.General main fire hole 5 is arranged at intervals, in the present embodiment, flame stabilization ring
Road 4 is connected with each main fire hole 5, therefore it can play the effect for passing fire.
Claims (10)
1. a kind of external ring fire cover of gas burner, including fire cover body (1), it is characterised in that the fire cover body (1) includes
First ring body (2) and the second ring body (3) setting up and down；
First ring body (2) is integrated part, it include the lower ring wall (21) of Longitudinal extending and by the lower ring wall (21) top along edge
The circumferential upper ring wall (22) horizontally outward extended；
Second ring body (3) Longitudinal extending, it is arranged on the lower section of ring wall (22), the bottom surface of above-mentioned upper ring wall (22), under
The lateral surface of ring wall (21) and the medial surface of the second ring body (3) surround mixed air cavity (6)；
The top of above-mentioned second ring body (3) is circumferentially spaced to be provided with downward concave groove (31), above-mentioned upper ring wall (22)
Outside edge is shelved on the top of the second ring body (3), and the bottom surface on the outside edge of upper ring wall (22) is circumferentially recessed inwardly and shape
Into annular groove (221), outside of ring wall (22) surrounds main fire hole (5) along with each groove (31) on this, and above-mentioned annular groove (221) and the
The top of two ring bodies (3) forms flame stabilization ring road (4) between.
2. external ring fire cover as claimed in claim 1, it is characterised in that the mixed air cavity (6) is from its inlet end (61) to outlet
The flaring of (62) direction is held, the main fire hole (5) and flame stabilization ring road (4) are respectively positioned on the outlet side (62).
3. external ring fire cover as claimed in claim 2, it is characterised in that the upper ring surface of the outlet side (62) of the mixed air cavity (6)
With horizontal plane formed by angle be 40 °~45 °, the lower anchor ring of the outlet side (62) and angle formed by horizontal plane be 20 °~
35 °, the port of the inlet end (61) of the mixed air cavity (6) and horizontal plane.
4. external ring fire cover as claimed in claim 3, it is characterised in that the inlet end (61) of the mixed air cavity (6) and outlet side
(62) it is interlude (63) between, angle formed by the outer ring surface and horizontal plane of the interlude (63) is 40 °~45 °.
5. external ring fire cover as claimed in claim 1, it is characterised in that the outlet side (42) of the flame stabilization ring road (4) dips down
Tiltedly.
6. external ring fire cover as claimed in claim 5, it is characterised in that the outlet side (42) of the flame stabilization ring road (4) and level
Angle formed by face is 5 °~50 °.
7. external ring fire cover as claimed in claim 5, it is characterised in that the outlet side (42) of the flame stabilization ring road (4) relative to
Its inlet end (41) necking.
8. external ring fire cover as claimed in claim 1, it is characterised in that the outlet side (42) of the flame stabilization ring road (4) and each master
The fire end that goes out of fire hole (5) connects up and down.
9. external ring fire cover as claimed in claim 8, it is characterised in that the flame stabilization ring road (4) is by its inlet end (41) to going out
Gas end (42) connects up and down respectively with the corresponding position of each main fire hole (5).
10. external ring fire cover as claimed in claim 1, it is characterised in that the main fire hole (5) is square hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721374251.1U CN207262437U (en) | 2017-10-17 | 2017-10-17 | A kind of external ring fire cover of gas burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721374251.1U CN207262437U (en) | 2017-10-17 | 2017-10-17 | A kind of external ring fire cover of gas burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207262437U true CN207262437U (en) | 2018-04-20 |
Family
ID=61915804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721374251.1U Withdrawn - After Issue CN207262437U (en) | 2017-10-17 | 2017-10-17 | A kind of external ring fire cover of gas burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207262437U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109668150A (en) * | 2017-10-17 | 2019-04-23 | 宁波方太厨具有限公司 | A kind of external ring fire cover of gas burner |
| CN110440246A (en) * | 2018-05-04 | 2019-11-12 | 宁波方太厨具有限公司 | A kind of anti-blocking gas burner of automatically cleaning |
| CN110513689A (en) * | 2018-05-21 | 2019-11-29 | 宁波方太厨具有限公司 | A kind of fire cover structure of cooker burner |
| CN110953586A (en) * | 2020-01-02 | 2020-04-03 | 宁波方太厨具有限公司 | Burner fire cover |
| CN111256140A (en) * | 2018-12-03 | 2020-06-09 | 博西华电器（江苏）有限公司 | Fire cover for burner of gas stove, burner and gas stove |
| CN112432173A (en) * | 2020-11-20 | 2021-03-02 | 佛山市顺德区美的洗涤电器制造有限公司 | Fire cover, combustor and gas stove |
-
2017
- 2017-10-17 CN CN201721374251.1U patent/CN207262437U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109668150A (en) * | 2017-10-17 | 2019-04-23 | 宁波方太厨具有限公司 | A kind of external ring fire cover of gas burner |
| CN109668150B (en) * | 2017-10-17 | 2024-02-20 | 宁波方太厨具有限公司 | Outer ring fire cover of gas burner |
| CN110440246A (en) * | 2018-05-04 | 2019-11-12 | 宁波方太厨具有限公司 | A kind of anti-blocking gas burner of automatically cleaning |
| CN110513689A (en) * | 2018-05-21 | 2019-11-29 | 宁波方太厨具有限公司 | A kind of fire cover structure of cooker burner |
| CN111256140A (en) * | 2018-12-03 | 2020-06-09 | 博西华电器（江苏）有限公司 | Fire cover for burner of gas stove, burner and gas stove |
| CN111256140B (en) * | 2018-12-03 | 2023-10-27 | 博西华电器（江苏）有限公司 | Burner cover for burner of gas stove, burner and gas stove |
| CN110953586A (en) * | 2020-01-02 | 2020-04-03 | 宁波方太厨具有限公司 | Burner fire cover |
| CN112432173A (en) * | 2020-11-20 | 2021-03-02 | 佛山市顺德区美的洗涤电器制造有限公司 | Fire cover, combustor and gas stove |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180420 Effective date of abandoning: 20240220 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180420 Effective date of abandoning: 20240220 |