CN206973558U - External ring fire cover and burner - Google Patents
External ring fire cover and burner Download PDFInfo
- Publication number
- CN206973558U CN206973558U CN201720664315.5U CN201720664315U CN206973558U CN 206973558 U CN206973558 U CN 206973558U CN 201720664315 U CN201720664315 U CN 201720664315U CN 206973558 U CN206973558 U CN 206973558U
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- fire cover
- projection section
- external ring
- ring fire
- projection
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Abstract
A kind of external ring fire cover and burner are the utility model is related to, external ring fire cover includes external ring fire cover body.The top surface of external ring fire cover body is provided with the first projection section and the second projection section.First projection section, the second projection Duan Jun are arranged circumferentially on top surface around the middle heart septum of external ring fire cover body, and center of the first projection section relative to the second projection section closer to external ring fire cover, the first projection section is provided with several first fire holes.The inner chamber of first fire hole connection external ring fire cover body and external environment.Second projection section is provided with several second fire holes.The inner chamber of second fire hole connection external ring fire cover body and external environment.Due to provided with multiple first projection sections and multiple second projection sections, center of the first projection section closer to external ring fire cover body, firepower caused by the fuel gas buring that first fire hole of such first projection section is sprayed is close to the center of external ring fire cover, so that moved in firepower, the bottom of a pan is uniformly heated, and heat utilization ratio is higher.
Description
Technical field
A kind of burner is the utility model is related to, more particularly to a kind of external ring fire cover and burner.
Background technology
The burner that tradition produces double ring fire includes distributor, middle part fire cover and external ring fire cover.Distributor is used for will combustion
Gas is introduced separately to middle part fire cover and in external ring fire cover, combustion gas is by the fire hole in the fire cover of middle part and passes through external ring fire cover side
Fire hole on wall outwards sprays burning.However, traditional external ring fire cover is more off-center, heat utilization ratio is relatively low.
Utility model content
Based on this, it is necessary to the defects of overcoming prior art, there is provided a kind of external ring fire cover and burner, it enables to fire
Moved in power, the bottom of a pan is uniformly heated, and heat utilization ratio is higher.
Its technical scheme is as follows：A kind of external ring fire cover, including external ring fire cover body, the top surface of the external ring fire cover body are set
There are multiple first projection sections and multiple second projection sections, the first projection section, the second projection Duan Jun are around the external ring fire cover sheet
The middle heart septum of body is arranged circumferentially on the top surface, and the first projection section is relative to the second projection section closer to institute
The center of external ring fire cover is stated, the first projection section is provided with several first fire holes, and first fire hole connects the outer shroud
The inner chamber of fire cover body and external environment, the second projection section are provided with several second fire holes, the second fire hole connection
The inner chamber of the external ring fire cover body and external environment.
A kind of burner, including distributor, middle part fire cover and described external ring fire cover, the distributor, which has, to be used to fire
Gas be introduced to middle part fire cover chamber in the first blast tube and for combustion gas to be introduced in the chamber of external ring fire cover
Second blast tube.
Above-mentioned external ring fire cover and burner, due to prominent provided with multiple first projection sections and multiple second projection sections, first
Center of the section closer to external ring fire cover body is played, the fuel gas buring that the first fire hole of such first projection section is sprayed produces
Firepower close to the center of external ring fire cover so that moved in firepower, the bottom of a pan is uniformly heated, and heat utilization ratio is higher.
In one of the embodiments, the interval between the first projection section and adjacent the second projection section is corresponding
Set, the interval relative set between the second projection section and adjacent the first projection section.In this way, the first projection section,
The second mutual stagger setting of projection section, it is easy to air by mutually being flowed in the middle part of external ring fire cover body exterior and external ring fire cover body
It is logical, i.e., it is inside and outside to be interconnected so that oxygen is more sufficient, and combustion efficiency is preferable.
In one of the embodiments, the first projection section, the second projection section are segmental arc.
In one of the embodiments, first fire hole is arranged on the first projection section backwards to the external ring fire cover sheet
In the side wall at body center, second fire hole is arranged on side wall of the second projection section backwards to the external ring fire cover body central
On.It so, it is possible so that even flame layout heating kettle bottom, combustion efficiency are preferable.
In one of the embodiments, first fire hole is evenly provided in the side wall of the first projection section, institute
The second fire hole is stated to be evenly provided in the side wall of the second projection section.It so, it is possible so that even flame is laid out heating kettle
Bottom, combustion efficiency are preferable.
In one of the embodiments, the first projection section is evenly provided on the top surface, second projection
Section is evenly provided on the top surface.It so, it is possible so that even flame layout heating kettle bottom, combustion efficiency are preferable.
In one of the embodiments, the first projection section is arranged on the inner periphery of the top surface, and described second is prominent
Section is played to be arranged on the excircle of the top surface.
In one of the embodiments, several the 3rd fire holes have been evenly arranged on the lateral wall of the middle part fire cover.
Brief description of the drawings
Fig. 1 is the structural representation of the external ring fire cover described in the utility model embodiment；
Fig. 2 is Fig. 1 A-A sectional views；
Fig. 3 is the structural representation of the burner described in the utility model embodiment；
Air flows to schematic diagram when Fig. 4 is the burner operation described in the utility model embodiment；
Fig. 5 is Fig. 4 B-B sectional views.
10th, external ring fire cover body, the 20, first projection section, the 21, first fire hole, the 30, second projection section, the 31, second fire hole,
40th, distributor, the 41, first blast tube, the 42, second blast tube, 50, middle part fire cover, the 51, the 3rd fire hole.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be to be much different from other manner described here to implement, this area
Technical staff can do similar improvement in the case of without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
In description of the present utility model, it is to be understood that term " first ", " second " are only used for describing purpose, and
It is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define
At least one this feature can be expressed or be implicitly included to the feature of " first ", " second ".In description of the present utility model,
" multiple " are meant that at least two, such as two, three etc., unless otherwise specifically defined.
In description of the present utility model, it is to be understood that when an element is considered as " connection " another element,
Another element can be directly to or may be simultaneously present intermediary element.On the contrary, when element for be referred to as " direct " and
During another element connection, in the absence of intermediary element.
As shown in Figures 1 to 5, a kind of external ring fire cover, including external ring fire cover body 10.The top of the external ring fire cover body 10
Face is provided with multiple first projection sections 20 and multiple second projection sections 30.The first projection section 20, the second projection section 30 are around institute
The middle heart septum for stating external ring fire cover body 10 is arranged circumferentially on the top surface, and the first projection section 20 is relative to described second
For projection section 30 closer to the center of the external ring fire cover, the first projection section 20 is provided with several first fire holes 21.Institute
State inner chamber and external environment that the first fire hole 21 connects the external ring fire cover body 10.The second projection section 30 is provided with some
Individual second fire hole 31.Second fire hole 31 connects inner chamber and the external environment of the external ring fire cover body 10.
Above-mentioned external ring fire cover and burner, due to provided with multiple first projection sections 20 and multiple second projection sections 30,
One projection section 20 closer to external ring fire cover body 10 center, what the first fire hole 21 of such first projection section 20 was sprayed
Firepower caused by fuel gas buring is close to the center of external ring fire cover so that is moved in firepower, the bottom of a pan is uniformly heated, Btu utilization
Rate is higher.
In the present embodiment, interval between the first projection section 20 and adjacent the second projection section 30 is corresponding to be set
Put.Interval relative set between the second projection section 30 and adjacent the first projection section 20.In this way, the first projection section
20th, 30 mutual stagger setting of the second projection section, it is easy to air to pass through in the outside of external ring fire cover body 10 and external ring fire cover body 10
Portion mutually circulates, i.e., inside and outside to be interconnected so that oxygen is more sufficient, and combustion efficiency is preferable.Specifically, first projection
Section 20 is arranged on the inner periphery of the top surface, and the second projection section 30 is arranged on the excircle of the top surface.In this way, energy
Enough so that even flame layout heating kettle bottom, combustion efficiency are preferable.
In addition, the first projection section 20, the second projection section 30 are segmental arc.In addition, first fire hole 21
The first projection section 20 is arranged in the side wall at the center of external ring fire cover body 10, second fire hole 31 is arranged on
The second projection section 30 is in the side wall at the center of external ring fire cover body 10.It so, it is possible so that even flame is laid out
Heating kettle bottom, combustion efficiency are preferable.
Further, first fire hole 21 is evenly provided in the side wall of the first projection section 20, and described second
Fire hole 31 is evenly provided in the side wall of the second projection section 30.It so, it is possible so that even flame layout heating kettle bottom,
Combustion efficiency is preferable.
Further, the first projection section 20 is evenly provided on the top surface, and the second projection section 30 is uniform
Ground is set on the top surface.It so, it is possible so that even flame layout heating kettle bottom, combustion efficiency are preferable.
Refer to Fig. 3 to Fig. 5, a kind of burner, including distributor 40, middle part fire cover 50 and described external ring fire cover.Institute
Distributor 40 is stated with the first blast tube 41 for being used to combustion gas is introduced in the chamber of middle part fire cover 50 and for that will fire
Gas is introduced to the second blast tube 42 in the chamber of external ring fire cover.The beneficial effect of above-mentioned burner is by external ring fire cover band
Come, identical with the technique effect of external ring fire cover, the present embodiment is without repeating.In the present embodiment, outside the middle part fire cover 50
Several the 3rd fire holes 51 have been evenly arranged in side wall.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
1. a kind of external ring fire cover, it is characterised in that including external ring fire cover body, the top surface of the external ring fire cover body is provided with multiple
First projection section and multiple second projection sections, the first projection section, the second projection Duan Jun are in the external ring fire cover body
Circumferentially on the top surface, the first projection section is relative to the second projection section closer to the outer shroud for heart septum
The center of fire cover, the first projection section are provided with several first fire holes, and first fire hole connects the external ring fire cover sheet
The inner chamber of body and external environment, the second projection section are provided with several second fire holes, and the second fire hole connection is described outer
The inner chamber of ring fire cover body and external environment.
2. external ring fire cover according to claim 1, it is characterised in that the first projection section is prominent with adjacent described second
The interval relative set between section is played, the interval between the second projection section and adjacent the first projection section is corresponding to be set
Put.
3. external ring fire cover according to claim 1, it is characterised in that the first projection section, the second projection Duan Jun
For segmental arc.
4. external ring fire cover according to claim 1, it is characterised in that first fire hole is arranged on the first projection section
In the side wall of the external ring fire cover body central, second fire hole is arranged on the second projection section backwards to the outer shroud
In the side wall of fire cover body central.
5. external ring fire cover according to claim 1, it is characterised in that first fire hole is evenly provided on described first
In the side wall of projection section, second fire hole is evenly provided in the side wall of the second projection section.
6. external ring fire cover according to claim 1, it is characterised in that the first projection section is evenly provided on the top
On face, the second projection section is evenly provided on the top surface.
7. external ring fire cover according to claim 1, it is characterised in that the first projection section is arranged on the interior of the top surface
On circumference, the second projection section is arranged on the excircle of the top surface.
8. a kind of burner, it is characterised in that including distributor, middle part fire cover and outer as described in any one of claim 1 to 7
Ring fire cover, the distributor is with the first blast tube for being used to be introduced to combustion gas in the chamber of middle part fire cover and for inciting somebody to action
Combustion gas is introduced to the second blast tube in the chamber of external ring fire cover.
9. burner according to claim 8, it is characterised in that if being evenly arranged on the lateral wall of the middle part fire cover
Dry the 3rd fire hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720664315.5U CN206973558U (en) | 2017-06-08 | 2017-06-08 | External ring fire cover and burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720664315.5U CN206973558U (en) | 2017-06-08 | 2017-06-08 | External ring fire cover and burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206973558U true CN206973558U (en) | 2018-02-06 |
Family
ID=61407933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720664315.5U Active CN206973558U (en) | 2017-06-08 | 2017-06-08 | External ring fire cover and burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206973558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112432172A (en) * | 2019-08-26 | 2021-03-02 | 宁波方太厨具有限公司 | Fire cover of kitchen range |
-
2017
- 2017-06-08 CN CN201720664315.5U patent/CN206973558U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112432172A (en) * | 2019-08-26 | 2021-03-02 | 宁波方太厨具有限公司 | Fire cover of kitchen range |
| CN112432172B (en) * | 2019-08-26 | 2022-08-23 | 宁波方太厨具有限公司 | Fire cover of kitchen range |
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