CN206890516U - Burner and gas-cooker - Google Patents

Abstract

The utility model discloses burner and gas-cooker, is related to gas kitchen ranges field.The utility model provides a kind of burner, including external ring fire cover, central flame cap, burner and base, burner is connected to base and forms the first air flue and the second air flue, central flame cap is connected to side of the burner away from base and positioned at one end of the first air flue, external ring fire cover is connected to side of the burner away from base and positioned at one end of the second air flue, the first grooving and the second grooving are offered on external ring fire cover, first grooving and the second grooving extend through external ring fire cover and connected with the second air flue, and the first grooving and the second grooving are arranged at intervals.The utility model additionally provides a kind of gas-cooker, and which employs above-mentioned burner.Burner and gas stove energy provided by the utility model improve the problem of flame intersects, and can effectively reduce flue gas, avoid yellow flame black pot.

Description

Burner and gas-cooker

Technical field

Gas kitchen ranges field is the utility model is related to, in particular to burner and gas-cooker.

Background technology

Gas-cooker has widely been entered in our life, and the kitchen of most of families can all use gas-cooker, In the stage for the comparative maturity that gas-cooker has developed, gas-cooker still needs to solve the problems, such as there is many.

For example, the burner of gas-cooker when producing flame, occurs that the flame appearance in two fiery grooves is abnormal often Intersect, add flue gas, and cause Huang Yan so that the pan bottom blackening heated using the burner, it is difficult to clean.

Utility model content

The purpose of this utility model is to provide a kind of burner, and it can improve the problem of flame intersects, and can effectively drop Low flue gas, avoid yellow flame black pot.

Another object of the present utility model is to provide a kind of gas-cooker, and it can improve the problem of flame intersects, and can have Effect reduces flue gas, avoids yellow flame black pot.

The utility model provides a kind of technical scheme：

A kind of burner, including external ring fire cover, central flame cap, burner and base, the burner are connected to the base simultaneously The first air flue and the second air flue are formed, the central flame cap is connected to side of the burner away from the base and positioned at described One end of first air flue, the external ring fire cover are connected to side of the burner away from the base and are located at second air flue One end, the first grooving and the second grooving, first grooving and second grooving difference are offered on the external ring fire cover Connected through the external ring fire cover and with second air flue, first grooving and second grooving are arranged at intervals.

Further, the distance between first grooving and second grooving are 3mm~4mm.

Further, first grooving includes the first fiery groove and the first steady flame groove, the first fiery groove and described first Steady flame groove is opened up in the first direction, and the first fiery groove and the first steady flame groove are arranged at intervals；Second grooving Open up in a second direction.

Further, the described first steady flame groove in the distance between described first fiery groove be 1.5mm~2.5mm.

Further, the width of the described first steady flame groove is 0.4mm~0.6mm.

Further, the central flame cap includes upper lid and leg, and the leg surrounds annular and forms space of confluxing, institute One end that top cap is connected to the leg is stated, the other end of the leg is connected to the burner, and the space of confluxing is remote One end from the upper lid is connected with first air flue, and multiple fire holes, multiple fire hole difference are offered on the leg Connected through the leg and with the space of confluxing, each fire hole bearing of trend and the bearing of trend in the space of confluxing Form acute angle.

Further, the fire hole includes the first guide section and the second guide section, first guide section and described second Guide section connects to form the fire hole, and first guide section is communicated in the space of confluxing, the aperture of first guide section Less than the aperture of first guide section.

Further, the multiple second steady flame grooves are further opened with the leg, the second steady flame groove is located at the fire hole Between the upper lid, and the bearing of trend of the second steady flame groove is vertical with the bearing of trend in the space of confluxing.

Further, the described second steady flame groove close to described space one end of confluxing to the width away from described space one end of confluxing Degree is gradually reduced.

A kind of gas-cooker, including burner.The burner includes external ring fire cover, central flame cap, burner and base, described Burner is connected to the base and forms the first air flue and the second air flue, and the central flame cap is connected to the burner away from described The side of base is simultaneously connected to one of the burner away from the base positioned at one end of first air flue, the external ring fire cover Side simultaneously offers the first grooving and the second grooving on one end of second air flue, the external ring fire cover, and described first cuts Groove and second grooving extend through the external ring fire cover and connected with second air flue, first grooving and described Two groovings are arranged at intervals.

Compared with prior art, the beneficial effect of burner and gas-cooker provided by the utility model is：

By having the first grooving and the second grooving of spacing on external ring fire cover so that combustion gas passes through the first grooving and second Flame caused by after grooving has certain spacing, can effectively reduce the intersection of flame, and reducing flue gas prevents yellow flame black pot.

Brief description of the drawings

, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment Accompanying drawing be briefly described.It should be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as.For those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.

Fig. 1 is the structural representation at the visual angle of burner first that first embodiment of the present utility model provides；

Fig. 2 is the sectional view at the visual angle of burner second that first embodiment of the present utility model provides；

Fig. 3 is the sectional view at the visual angle of base the 3rd that first embodiment of the present utility model provides；

Fig. 4 is the viewing angle constructions schematic diagram of base the 4th that first embodiment of the present utility model provides；

Fig. 5 is the sectional view of the base that first embodiment of the present utility model provides and burner；

Fig. 6 is the structural representation at the visual angle of external ring fire cover the 5th that first embodiment of the present utility model provides；

Fig. 7 is the structural representation at the visual angle of external ring fire cover the 6th that first embodiment of the present utility model provides；

Fig. 8 is the structural representation at the visual angle of central flame cap the 7th that first embodiment of the present utility model provides；

Fig. 9 is the sectional view at the visual angle of central flame cap the 8th that first embodiment of the present utility model provides；

Figure 10 is the sectional view at the visual angle of central flame cap the 9th that first embodiment of the present utility model provides.

Icon：10- burners；100- bases；The passages of 110- first；120- shunts space；121- runners；130- draws Fluid space；200- burners；The air flues of 210- first；The air flues of 220- second；The passages of 230- second；300- external ring fire covers；310- One grooving；The first fiery grooves of 311-；The steady flame grooves of 312- first；The groovings of 320- second；The second fiery grooves of 321-；330- inner ring；331- One projection；340- outer shrouds；The projections of 341- second；400- central flame caps；Covered on 410-；420- legs；421- confluxes space；422- Fire hole；The guide sections of 4221- first；The guide sections of 4222- second；The steady flame grooves of 423- second.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described.Obviously, retouched The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and The component of the utility model embodiment shown can be configured to arrange and design with a variety of.

Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.

In description of the present utility model, it is to be understood that the orientation of the instruction such as term " on ", " under ", " interior ", " outer " Or position relationship be based on orientation shown in the drawings or position relationship, or the utility model product using when usually put Orientation or position relationship, or the orientation that usually understands of those skilled in the art or position relationship, are for only for ease of description The utility model and simplified description, rather than indicate or imply that signified equipment or element must be with specific orientation, Yi Te Fixed azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.

In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important Property.

In description of the present utility model, it is also necessary to explanation, unless otherwise clearly defined and limited, " setting ", Terms such as " connections " should be interpreted broadly, for example, " connection " can be fixedly connected or be detachably connected, or one Ground connects；Can be mechanical connection or electrical connection；Can be directly connected to, can also by between intermediary in succession Connect, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be Concrete meaning of the above-mentioned term in the utility model.

Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail.

First embodiment

Referring to Fig. 1, present embodiments providing a kind of burner 10, it can improve the problem of flame intersects, and can have Effect reduces flue gas, avoids yellow flame black pot.Wherein, burner 10 includes base 100, burner 200, external ring fire cover 300 and center Fire cover 400.

Fig. 1 and Fig. 2 are please referred to, wherein, burner 200 is connected with base 100, and forms the first air flue 210 and the Two air flues 220, the first air flue 210 and the second air flue 220 are used for the guiding of combustion gas so that combustion gas can reach default position and be provided with Burning.

Fig. 3, Fig. 4 and Fig. 5 are please referred to, in the present embodiment, the middle part of base 100 offers the first passage 110, First passage 110 is used for the guiding of combustion gas.Also there is shunting space 120 and drainage space 130 on base 100, shunt space 120 have a plurality of runner 121, and one end of a plurality of runner 121 connects with the first passage 110 respectively, wherein shunting Space 120 includes four runners 121, and four runners 121 form the shunting space 120 of " ten " font.

It should be appreciated that in other embodiments, the shape in shunting space 120 can be according to the particular number of runner 121 And arrangement mode changes, for example, shunting space 120 includes six runners 121, six runners 121 form star-shaped point Fluid space 120, or, four runners 121 form " Swastika " the shunting space 120 of font.

In the present embodiment, drainage space 130 for annular, and four runners 121 away from the first passage 110 one End is respectively communicated with drainage space 130, wherein, shunting space 120 is collectively forming the second air flue 220 with drainage space 130.Separately Outside, external ring fire cover 300 is covered on drainage space 130, to enable combustion gas to pass sequentially through the first passage 110, shunting space 120 Burnt with drainage space 130 and in external ring fire cover 300.

Burner 200 is covered on base 100, and the middle part of burner 200 offers the second passage 230, the second ventilation Hole 230 is right against the first passage 110, and has spacing between the first passage 110 and the second passage 230 so that the One passage 110 and the second passage 230 form the first air flue 210.Wherein, central flame cap 400 is covered on the second passage 230 Side away from the first passage 110 so that during combustion gas can be oriented to by the first passage 110 and by the second passage 230 Internal heat lid 400 simultaneously burns in central flame cap 400.

In addition, burner 200 is covered on shunting space 120 so that shunting space 120 and the air flue of drainage space 130 and first 210 separate, and avoid fuel gas flow disorder from causing the uneven situation of burning.

Fig. 6 and Fig. 7 are please referred to, in the present embodiment, external ring fire cover 300 is annular in shape, and external ring fire cover 300 and ring The drainage space 130 of shape is to adaptation, so that external ring fire cover 300 is avoided that when being covered on drainage space 130 in drainage space 130 The abnormal leakage of combustion gas.In addition, external ring fire cover 300 includes inner ring 330 and outer shroud 340, outer peripheral edge and the outer shroud 340 of inner ring 330 Inner peripheral be connected, and the junction of inner ring 330 and outer shroud 340 is directed away from the side of drainage space 130 and protruded, and makes Obtain inner ring 330 and outer shroud 340 forms obtuse angle.Multiple first projections 331 and more are also respectively provided with inner ring 330 and outer shroud 340 Individual second projection 341, multiple first projections 331 are equally spacedly distributed in side of the inner ring 330 away from drainage space 130, multiple Second projection 341 is equally spacedly distributed in side of the outer shroud 340 away from drainage space 130, and multiple first projections 331 are distinguished It is pointed between two the second projections 341.

It should be noted that in the present embodiment, the first projection 331 extends to inner ring 330 from the outer peripheral edge of inner ring 330 Inner peripheral.Second projection 341 extends to the inner peripheral of outer shroud 340 from the outer peripheral edge of outer shroud 340.

The first grooving 310 and the second grooving 320, the first grooving 310 and the second grooving 320 are offered on external ring fire cover 300 Extend through external ring fire cover 300 and connected with the second air flue 220.In the present embodiment, the first grooving 310 is opened in outer shroud 340, And the first grooving 310 runs through the projection 341 of outer shroud 340 and second, the first grooving 310 is communicated in drainage space 130.Second grooving 320 are opened in inner ring 330, and the second grooving 320 runs through the projection 331 of inner ring 330 and first, and the second grooving 320, which is communicated in, to be drawn Fluid space 130.

Wherein, combustion gas passes sequentially through the first passage 110, shunting space 120 and drainage space 130 to flow to the first grooving 310 and second grooving 320, and combustion gas is burnt in the first grooving 310 and the second grooving 320.

Further, the first grooving 310 and the second grooving 320 are arranged at intervals.So that the first grooving 310 and the second grooving 320 separate, and can effectively reduce flame intersection, and reducing flue gas prevents yellow flame black pot.Wherein, the first grooving 310 and the second grooving 320 The distance between be 3mm~4mm.

It should be noted that the first grooving 310 and the second grooving 320 are arranged at intervals and referred to, outer shroud 340 is close to drainage The outer peripheral edge in space 130 and outer shroud 340 have spacing with the first grooving 310 respectively close to the inner peripheral of drainage space 130.And And inner ring 330 is cut with second respectively close to the outer peripheral edge of drainage space 130 and inner ring 330 close to the inner peripheral of drainage space 130 Groove 320 has spacing.

In addition, the first grooving 310 includes the first fiery 311 and first steady flame groove 312 of groove, the first fiery 311 and first steady flame of groove Groove 312 is opened up in the first direction, and the first fiery 311 and first steady flame groove 312 of groove is arranged at intervals.Wherein first direction is with hanging down It is directly at an acute angle in linear of the outer shroud 340 close to the side of drainage space 130.First steady flame groove 312 is opened in the first fiery groove 311 Obliquely downward.First steady flame groove 312 can be prevented effectively from flame and tempering, reduce the flame-out probability to cause the accident.

Further, the distance between first steady 312 and first fiery groove 311 of flame groove is 1.5mm~2.5mm.In this implementation In example, the distance between first steady 312 and first fiery groove 311 of flame groove is 2mm.

The width of first steady flame groove 312 is 0.4mm~0.6mm.

In addition, the second grooving 320 opens up in a second direction.Second direction with perpendicular to inner ring 330 close to drainage space 130 The linear of side is at an acute angle.And second direction plane where inner ring 330 and the connecting place of outer shroud 340 with second direction Clockwise and counterclockwise is pointed in interior projection.Second grooving 320 includes the second fiery groove 321, and the second fiery groove 321 is along Two directions extend.And the second fiery groove 321 runs through the projection 331 of inner ring 330 and first.

In the present embodiment, the first fiery 311 and first steady flame groove 312 of groove divides in outer shroud 340 away from the side of drainage space 130 The outer peripheral edge of outer shroud 340 is not extended to by the inner peripheral of outer shroud 340, the first fiery 311 and first steady flame groove 312 of groove is in outer shroud 340 There is spacing with the inner peripheral of outer shroud 340 and the outer peripheral edge of outer shroud 340 respectively close to the side of drainage space 130.Similarly, the second fire Groove 321 is extended to the outer peripheral edge of inner ring 330 in inner ring 330 away from the side of drainage space 130 by the inner peripheral of inner ring 330, and second Fiery groove 321 has with the inner peripheral of inner ring 330 and the outer peripheral edge of inner ring 330 respectively in inner ring 330 close to the side of drainage space 130 Spacing.

Combustion gas, into shunting space 120, is shunted, made by the first passage 110 by combustion gas by four runners 121 Combustion gas is obtained evenly into drainage space 130, the combustion gas into drainage space 130 passes through the first fiery groove 311, the first steady flame groove 312 and second fiery groove 321 and burn.

Fig. 8, Fig. 9 and Figure 10 are please referred to, in addition, central flame cap 400 includes upper lid 410 and leg 420, leg 420 Surround annular and form space 421 of confluxing, upper lid 410 is connected to one end of leg 420, and the other end of leg 420 is connected to stove First 200, and the one end of space 421 away from upper lid 410 of confluxing connects with the first air flue 210.Wherein, space 421 of confluxing passes through Second passage 230 is communicated in the first air flue 210.

Wherein, offer multiple fire holes 422 on leg 420, multiple fire holes 422 extend through leg 420 and with the sky that confluxes Between 421 connections, and each bearing of trend of fire hole 422 and the bearing of trend in space 421 of confluxing form acute angle.In the present embodiment In, multiple fire holes 422 are equally spacedly opened on leg 420.

Combustion gas passes sequentially through the first passage 110 and the second passage 230 so that combustion gas enters space 421 of confluxing, and enters The combustion gas in space 421 of entering to conflux gives out central flame cap 400 by multiple fire holes 422, and is burnt on fire hole 422.

Further, fire hole 422 includes the first guide section 4221 and the second guide section 4222, wherein the first guide section 4221 Connect to form fire hole 422 with the second guide section 4222, also, the first guide section 4221 is communicated in space 421 of confluxing, and second is oriented to Section 4222 connects with first one end of guide section 4221 away from space 421 of confluxing.

In addition, the aperture of the first guide section 4221 is less than the aperture of the second guide section 4222.To be sprayed in the big pressure of combustion gas There is decompression of slowing down during fire hole 422, place from flame；And when flame situation about being tempered will occur, small-bore First guide section 4221 adds flashback resistance, can prevent from being tempered to a certain extent.In the present embodiment, the first guide section 4221 Aperture and the aperture difference of the second guide section 4222 be more than or equal to 0.5mm.

In addition, be further opened with the multiple second steady flame grooves 423 on leg 420, the second steady flame groove 423 is located at fire hole 422 and upper Between lid 410, and the bearing of trend of the second steady flame groove 423 is vertical with the bearing of trend in space 421 of confluxing.Second steady flame groove 423 connect through leg 420 in space 421 of confluxing.Combustion gas enters space 421 of confluxing by the first air flue 210, and passes through Two steady flame grooves 423 flow out and burnt in the second steady flame groove 423.The flame of second steady flame groove 423 exists with the flame of fire hole 422 to be handed over Fork collision, because the second steady flame groove 423 is smaller so that the flame at the second steady flame groove 423 intersects with the flame at fire hole 422 Existing flue gas is seldom, is also not enough to form more serious yellow flame, is also not in the situation of yellow flame black pot.

When gaseous-pressure is smaller, the outlet speed of fire hole 422 is slower, the flame at the second steady flame groove 423 and fire hole 422 Kinetic energy rejection is smaller after flame head-on collision, and air-flow can prevent from being tempered into advection state.When gaseous-pressure is larger, fire hole 422 and The two steady outlet speed of flame groove 423 are very fast, the flame at the second steady flame groove 423 and kinetic energy rejection after the flame head-on collision of fire hole 422 It is more, and air-flow can be prevented effectively from flame into turbulent condition.That is, the second steady flame groove 423 can effectively prevent tempering and from flame Generation, burner 10 can be effectively prevented from and accident occur.

Further, the second steady flame groove 423 is close to width of the one end of space 421 to remote one end of space 421 of confluxing that conflux It is gradually reduced.

In the present embodiment, five the second steady flame grooves 423 are offered on leg 420, five the second steady flame grooves 423 are equidistant Ground is distributed in leg 420.

The burner 10 that the present embodiment provides is by having the first grooving 310 and second of spacing to cut on external ring fire cover 300 Groove 320, flame intersection can be efficiently reduced, reducing flue gas prevents yellow flame black pot.By the setting of the first steady flame groove 312, can have Preventing from flame and tempering for effect, ensures the security that burner 10 uses.Pass through the first guide section 4221 and macropore of small-bore Second guide section 4222 in footpath is collectively forming fire hole 422, can have the function that decompression of slowing down when the big pressure of combustion gas sprays.And lead to Cross the setting of the second steady flame groove 423 effectively prevent the flame of fire hole 422 from flame and tempering, be further ensured that the peace of burner 10 Quan Xing.

Second embodiment

A kind of gas-cooker (not shown) is present embodiments provided, which employs the burner 10 that first embodiment provides, and And the gas stove energy improves the problem of flame intersects, and flue gas can be effectively reduced, avoid yellow flame black pot.

Wherein gas-cooker includes cooking stove panel (not shown) and burner 10, wherein, base 100 is fixedly connected on kitchen range top face Plate, to provide carrying effect to burner 10, ensure the work that burner 10 can be stable.

Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.

Claims (10)

1. a kind of burner, it is characterised in that including external ring fire cover, central flame cap, burner and base, the burner is connected to institute State base and the first air flue of formation and the second air flue, the central flame cap are connected to side of the burner away from the base simultaneously Positioned at one end of first air flue, the external ring fire cover is connected to side of the burner away from the base and positioned at described One end of second air flue, the first grooving and the second grooving, first grooving and described second are offered on the external ring fire cover Grooving extends through the external ring fire cover and connected with second air flue, and first grooving and the second grooving interval are set Put.

2. burner according to claim 1, it is characterised in that between first grooving and second grooving away from From for 3mm~4mm.

3. burner according to claim 1 or 2, it is characterised in that first grooving includes the first fiery groove and first Steady flame groove, the first fiery groove and the first steady flame groove open up in the first direction, and the first fiery groove and described the One steady flame groove is arranged at intervals；Second grooving opens up in a second direction.

4. burner according to claim 3, it is characterised in that the first steady flame groove is between the described first fiery groove Distance is 1.5mm~2.5mm.

5. burner according to claim 3, it is characterised in that the width of the first steady flame groove be 0.4mm~ 0.6mm。

6. burner according to claim 1, it is characterised in that the central flame cap includes upper lid and leg, described to enclose Wall surrounds annular and forms space of confluxing, and the top cap is connected to one end of the leg, and the other end of the leg is connected to The burner, and the described one end of space away from the upper lid of confluxing connects with first air flue, is opened up on the leg There are multiple fire holes, multiple fire holes extend through the leg and connected with the space of confluxing, each fire hole extension The bearing of trend in direction and the space of confluxing forms acute angle.

7. burner according to claim 6, it is characterised in that the fire hole includes the first guide section and second and is oriented to Section, first guide section connect to form the fire hole with second guide section, and first guide section is communicated in the remittance Fluid space, the aperture of first guide section are less than the aperture of first guide section.

8. the burner according to claim 6 or 7, it is characterised in that the multiple second steady flames are further opened with the leg Groove, the second steady flame groove is between the fire hole and the upper lid, and the bearing of trend of the second steady flame groove and institute The bearing of trend for stating space of confluxing is vertical.

9. burner according to claim 8, it is characterised in that the second steady flame groove is close to described space one end of confluxing It is gradually reduced to the width away from described space one end of confluxing.

10. a kind of gas-cooker, it is characterised in that including the burner as described in claim 1-9 any one.