CN205174370U - Fire cover of burner - Google Patents

Fire cover of burner Download PDF

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Publication number
CN205174370U
CN205174370U CN201520930375.8U CN201520930375U CN205174370U CN 205174370 U CN205174370 U CN 205174370U CN 201520930375 U CN201520930375 U CN 201520930375U CN 205174370 U CN205174370 U CN 205174370U
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China
Prior art keywords
hole
burner
fire
groove
interval
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Application number
CN201520930375.8U
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Chinese (zh)
Inventor
刘晓刚
郑军妹
徐德明
茅忠群
诸永定
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Fotile Kitchen Ware Co Ltd
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Ningbo Fotile Kitchen Ware Co Ltd
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Priority to CN201520930375.8U priority Critical patent/CN205174370U/en
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Abstract

The utility model relates to a fire cover of burner, which comprises a body, be equipped with the fiery hole that communicates the combustor mixing chamber on the body, its characterized in that: the body includes that it distinguishes to connect gradually into a holistic inner ring district, central district and outer loop by central peripherad, the interior fiery hole that the interval was equipped with a plurality of intercommunication mixing chambers is gone up in the inner ring district, go up and follow in the outer loop district the periphery interval of body is equipped with a plurality of epireliefs in the boss on body surface, and the interval between the adjacent boss forms the intercommunication the breach of central district, each equal interval is equipped with the side fire hole of a plurality of intercommunication mixing chambers on the boss. The utility model discloses the additional ability of secondary air is good, and does not have clean dead angle, has made things convenient for user's daily cleanness greatly.

Description

A kind of burner fire lid
Technical field
The utility model relates to kitchen range, specifically refers to a kind of burner fire lid.
Background technology
Existing cooker burner, in order to obtain higher efficiency of combustion, adds auxiliary air supplementary functions mostly.If Authorization Notice No. is " fire cover of household cooking utensil burner " disclosed in the utility model patent of CN201348296Y, its body is made up of inner ring wallboard, outer shroud wallboard and top board, the inner surface of inner ring wallboard conically, inner surface has the projection of some or dextrorotation left-handed relative to its bus, projection extends to the lower axial end face of inner ring wallboard, adjacent two fiery grooves of protruding formation; Described top board is class rounding taper type ring, and top board has an annular projection, the end face rounding taper type face of annular projection, and end face has some angle-shaped grooves, and one dihedral cell wall has left-handed round fire hole, or another dihedral cell wall has the round fire hole of dextrorotation; Described annular projection is uniformly distributed at least two, mends the horizontal air inlet duct of auxiliary air.This fire cover structure can supplement auxiliary air from horizontal air inlet duct, to make burning more abundant.
But this fire cover is divided into inner cap and enclosing cover, the not only many procedures of assembling, and also discharge is easily gone down by the slit source between inside and outside lid, and also there is more dead angle between inside and outside lid, discharge cleaning difficulty; The efficiency of combustion of fire cover also can further improve simultaneously.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of easy cleaning discharge for the present situation of prior art and the higher burner fire lid of efficiency of combustion.
Another technical problem to be solved in the utility model provides a kind of easy cleaning discharge for the present situation of prior art and efficiency of combustion is higher and effectively can avoid the burner fire lid of tempering.
The utility model solves the problems of the technologies described above adopted technical scheme: this burner fire lid, comprise body, described body is provided with the fire hole being communicated with burner mixing chamber, it is characterized in that: described body comprises and to be in turn connected into an overall inner ring district, Central District and outer zone to periphery by center;
Described inner ring district is interval with the interior fire hole of multiple connection mixing chamber;
Described outer zone is interval with multiple epirelief in the boss of body surface along the periphery of described body, and the gap-forming between adjacent lands is communicated with the breach of described Central District; Each described boss is all interval with the side fire hole of multiple connection mixing chamber.
Preferably on the lower surface of described body, be provided with multiple groove, each described groove extends upwardly in each self-corresponding described boss respectively; Described side fire hole is communicated with each self-corresponding groove.The design of groove make mixing of combustion gas and primary air evenly, the thermal efficiency can be improved further; And this structure facilitates materials to economize, and facilitate the machine-shaping of each side fire hole.
In such scheme, described side fire hole is preferably arranged on the lateral wall of described boss, forms inside and outside circle flame with interior fire hole.
In order to prevent tempering, steady flame groove can be provided with on the lateral wall of described boss, described steady flame slot in the below of described side fire hole and and fire hole interval, side arrange; The sidewall of described groove is interval with the stable flame hole of the described steady flame groove of multiple connection.
Better, the axis of described stable flame hole can perpendicular to steady flame groove corresponding separately, and the entrance of described stable flame hole is positioned on the lower surface of described body.The entrance of stable flame hole is opened on the surface of body by the program, easily processes; And stable flame hole is vertical with steady flame groove, effectively can control the air velocity entered in stable flame hole, when air-flow enters steady flame groove via stable flame hole simultaneously, first the upper side wall of steady flame groove is clashed into, being conducive to combustion gas is evenly distributed in whole steady flame groove, steady flame is burnt more stable, further ensure safety in utilization; And the entrance of stable flame hole is arranged on the surface of body, greatly facilitates the processing of stable flame hole; Compared to the stable flame hole of the longitudinal axis of same wall thickness, in this programme, the structural strength of fire cover is higher, improves the service life of fire cover.
Further, can also be connected with ring-shaped base on the periphery of described body, the convex lower surface in described body under described base is also positioned at the outside of described stable flame hole.
Preferably, conveniently ignite, can be provided with at the upper surface of each described boss the fire-guiding channel that radial direction runs through.
In above-mentioned each scheme, described inner ring district upwards can arch upward and form hollow frustum cone structure, and each described interior fire hole is arranged on the sidewall of round platform.Be arranged on by interior fire hole on the hollow sidewall arched upward, the good mixing effect of primary air, especially can directly be injected to interior fire hole from the air of inspiration in breach, the gas-flow overflowed with interior fire hole mixes immediately, ensures and improves combustion efficiency.
The axis of each described side fire hole and/or described interior fire hole is obliquely installed from bottom to up from inside to outside relative to the axis of body, to reduce the circulating resistance of gas-flow, improves combustion stability.
In above-mentioned each scheme, fire cover can be spliced and combined by above-mentioned each parts to form, and better, this burner fire lid is formed in one.Integrated fire cover not only more easy cleaning, service life is good; And this fire cover can be for subsequent use as standard component, directly replace the fire cover needed repairing, person easy to use oneself changes; Do not delay the use of burner, also do not need to ask the upper door operation of professional, replacement is convenient and efficient.
Compared with prior art, burner fire lid provided by the utility model adopts the breach of open design as secondary-air passage, and with Central District, outer zone and inner ring district are connected as one, substantially increase the complementary capabilities of auxiliary air, and enough spaces fully mix with the mixed gas-flow of primary air, greatly help the burning of inner ring and outer shroud, made the thermal efficiency be increased to 70%; And in cooking process, in pot, discharge is stopped by Central District, avoiding discharge to penetrate in burner downwards cannot clean, and discharge flows out from breach or accumulates in the plane of Central District and breach, there is not clean dead angle, greatly facilitates the daily cleaning of user.
Accompanying drawing explanation
Fig. 1 to Fig. 3 is the perspective view of the utility model embodiment different angles.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in Figure 1 to Figure 2, this burner fire lid comprises:
Body, is divided into inner ring district 1, Central District 2 and outer zone 3 from inside to outside successively; The periphery of body is connected with ring-shaped base 5, base 5 times is convex in the lower surface of body, with body lower surface forming station stage structure.
Wherein inner ring district 1 upwards arches upward and forms hollow frustum cone structure, and the sidewall of round platform is provided with the interior fire hole 11 of multiple connection burner mixing chamber (not shown).In the inner ring district that interior fire hole also can be set directly at plane or on the arching upward of other structure.
Central District 2, is connected between inner ring district 1 and outer zone 3, is annular plate structure, which is provided with the installing hole 4 facilitating this fire cover and cooking stove assembling and positioning.
Outer zone 3, is positioned at the outside of body, is circulus, and the surface of outer zone 3 is interval with multiple epirelief in the boss 31 of body surface, the present embodiment is four; Gap-forming between adjacent lands is communicated with the breach 37 of Central District 2, and bottom surface and the Central District 2 of each breach are in the same plane, to facilitate the circulate of air-flow.The lower surface of body is provided with four grooves 34, and each groove 34 is recessed respectively to the upper surface of corresponding boss, and extends upwardly in each self-corresponding boss; The lateral wall of each groove is provided with multiple sides fire hole 32, and the axis of each side fire hole 32 is obliquely installed from bottom to top from inside to outside relative to the axis of body, to reduce the circulating resistance of gas-flow.
The upper surface of each groove is provided with the fire-guiding channel 33 traversing boss surface, to facilitate the gas-flow guiding the outer fire control of the flame ignition of interior fire hole to flow out.
The lateral wall of groove is also provided with steady flame groove 35, steady flame groove 35 is through along the length direction of boss, steady flame groove 35 be positioned at each side fire hole below and and fire hole interval, side arrange.
The bottom surface of groove lateral wall is interval with the stable flame hole 36 of multiple connection mixing chamber and steady flame groove 35.The lower surface that in the present embodiment, the entrance of each stable flame hole is opened in body is positioned at the inner side of base 5, and the axes normal of stable flame hole is in steady flame groove 35.
Fire cover in the present embodiment is one-body molded.
The operation principle of this burner fire lid is described below:
The gas-flow being mixed with primary air overflows in interior fire hole and side fire hole, and during igniting, first flint lights the gas-flow that interior fire hole flows out, and flame is introduced in the gas-flow lighting side fire hole outflow outside boss through fire-guiding channel.In combustion process, the air outside fire cover enters Central District via breach, and the combustion gas of flowing out with interior fire hole mixes again, provides more oxygen for combustion, and make burning more abundant, the thermal efficiency can reach 70%.
In cooking process, the discharge overflowed in pot directly flows out from breach, to a small amount of discharge, can accumulate in Central District and breach, because breach and Central District are open channels, therefore there is not clean dead angle, the daily cleaning of person easy to use.

Claims (10)

1. a burner fire lid, comprise body, described body is provided with the fire hole being communicated with burner mixing chamber, it is characterized in that: described body comprises and to be in turn connected into an overall inner ring district (1), Central District (2) and outer zone (3) to periphery by center;
Described inner ring district (1) is interval with the interior fire hole (11) of multiple connection mixing chamber;
Described outer zone (3) is interval with multiple epirelief in the boss (31) of body surface along the periphery of described body, and the gap-forming between adjacent lands is communicated with the breach (37) of described Central District (2); Each described boss is all interval with the side fire hole (32) of multiple connection mixing chamber.
2. burner fire lid according to claim 1, is characterized in that the lower surface of described body is provided with multiple groove (34), and each described groove extends upwardly in each self-corresponding described boss respectively; Described side fire hole (32) is communicated with each self-corresponding groove.
3. burner fire lid according to claim 2, is characterized in that described side fire hole (32) is arranged on the lateral wall of described boss (31).
4. burner fire lid according to claim 3, the lateral wall that it is characterized in that described boss (31) is also provided with steady flame groove (35), described steady flame groove (35) be positioned at described side fire hole (32) below and and side fire hole (32) interval arrange; The sidewall of described groove (34) is interval with the stable flame hole (36) of the described steady flame groove (35) of multiple connection.
5. burner fire lid according to claim 4, it is characterized in that the axes normal of described stable flame hole (36) is in steady flame groove (35) corresponding separately, the entrance of described stable flame hole (36) is positioned on the lower surface of described body.
6. burner fire lid according to claim 5, the periphery that it is characterized in that described body is connected with ring-shaped base (5), and the convex lower surface in described body under described base (5) is also positioned at the outside of described stable flame hole (36).
7. the burner fire lid according to the arbitrary claim of claim 1 to 6, the upper surface of each described boss (31) is provided with the fire-guiding channel (33) that radial direction runs through.
8. the burner fire lid according to the arbitrary claim of claim 1 to 6, it is characterized in that described inner ring district (1) is upwards arched upward and form hollow frustum cone structure, each described interior fire hole (11) is arranged on the sidewall of round platform.
9. burner fire lid according to claim 8, is characterized in that the axis of each described side fire hole (32) and/or described interior fire hole (11) tilts from bottom to up from inside to outside relative to the axis of body.
10. burner fire lid according to claim 9, is characterized in that this burner fire lid structural integrity is shaping.
CN201520930375.8U 2015-11-20 2015-11-20 Fire cover of burner Active CN205174370U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520930375.8U CN205174370U (en) 2015-11-20 2015-11-20 Fire cover of burner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520930375.8U CN205174370U (en) 2015-11-20 2015-11-20 Fire cover of burner

Publications (1)

Publication Number Publication Date
CN205174370U true CN205174370U (en) 2016-04-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520930375.8U Active CN205174370U (en) 2015-11-20 2015-11-20 Fire cover of burner

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Country Link
CN (1) CN205174370U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105333432A (en) * 2015-11-20 2016-02-17 宁波方太厨具有限公司 Burner cap
CN110966603A (en) * 2018-09-30 2020-04-07 宁波方太厨具有限公司 Burner for gas stove and gas stove with same
CN112344331A (en) * 2019-08-06 2021-02-09 宁波方太厨具有限公司 Fire cover for gas stove
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

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105333432A (en) * 2015-11-20 2016-02-17 宁波方太厨具有限公司 Burner cap
CN105333432B (en) * 2015-11-20 2018-04-17 宁波方太厨具有限公司 A kind of burner fire lid
CN110966603A (en) * 2018-09-30 2020-04-07 宁波方太厨具有限公司 Burner for gas stove and gas stove with same
CN110966603B (en) * 2018-09-30 2021-11-02 宁波方太厨具有限公司 Burner for gas stove and gas stove with same
CN112344331A (en) * 2019-08-06 2021-02-09 宁波方太厨具有限公司 Fire cover for gas stove
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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