CN209042344U - Burner - Google Patents

Abstract

The utility model discloses a kind of burners.Burner includes distributor, distributor includes partition and ejector pipe, distributor is formed at least two mixed gas slots on partition, and ejector pipe connects with partition and extends through the part of the corresponding at least two mixed gas slot of partition to directly be connected to respectively at least two mixed gas slots.So, the burner of the utility model embodiment compared to the relevant technologies burner using an ejector pipe be directly connected to at least two mixed gas slots in the case where, it can simplify the structure of burner, reduce cost, and the gas vent of ejector pipe is directly connected at least two mixed gas slots, the mixed gas that can be avoided ejector pipe ejection causes excessive gas shock to the flame of single mixed gas slot, and the flame for being conducive to distributor is more uniform.

Description

Burner

Technical field

The utility model relates to household cooker field, in particular to a kind of burner.

Background technique

The burner of the relevant technologies may form multiple flame rings using multiple mixed gas chambers.It is corresponding, burner May need using multiple ejector pipes to multiple mixed gas chamber independent gas supplies, leading to burner, structure is complicated, material at This increase.Also the single ejector pipe of use supplies to multiple mixed gas chambers, wherein ejector pipe and one of gaseous mixture Fluid chamber connection, is then led the gas of mixed gas chamber by forming complicated conducting structure in the distributor of burner Other mixed gas chambers are led to, also resulting in burner, structure is complicated.

Utility model content

In view of this, the embodiments of the present invention provides a kind of burner.

The burner of the utility model embodiment includes distributor, and the distributor includes partition and ejector pipe, described Distributor is formed at least two mixed gas slots on the partition, and the ejector pipe connect and distinguishes with the partition Through the partition correspond to the part of at least two mixed gas slot to respectively directly at least two gaseous mixture The connection of body slot.

In some embodiments, the partition is substantially in the form of annular discs, and at least two mixed gas slot includes basic Rounded inner ring mixed gas slot and outer ring substantially annular in shape and with inner ring mixed gas slot almost coaxial setting Mixed gas slot.

In some embodiments, the distributor is formed on the partition and is connected to the inner ring mixed gas The conductive channel of slot and the outer ring mixed gas slot.

In some embodiments, the distributor is formed with from the partition and corresponds to the outer ring mixed gas slot and institute The mixed gas arrival slot of ejector pipe coupling part sinking is stated, the mixed gas arrival slot and the outer ring mixed gas slot connect It is logical.

In some embodiments, the area ratio institute of inner ring import of the ejector pipe in the inner ring mixed gas slot The area for stating outer ring import of the ejector pipe in the outer ring mixed gas slot is small.

In some embodiments, when the combustor level is placed, the ejector pipe is tilted compared to horizontal direction Setting.

In some embodiments, the angle being obliquely installed is 26 ° -50 °.

In some embodiments, the burner includes bottom cup, and bottom cup includes supporting surface and from the supporting surface The primary air opened up downwards along the short transverse of bottom cup reaches chamber, and the distributor makes described draw after being installed on the bottom cup Pipe is penetrated to be located in primary air arrival chamber.

In some embodiments, the distributor includes the spacer block that the partition is arranged in, and the spacer block includes Air supplement channel is collectively formed in breasting face, the partition, the breasting face and the supporting surface.

In some embodiments, the burner includes being located at the primary air to reach the indoor nozzle of chamber, described Bottom cup includes nozzle carrier, and the nozzle is installed on the nozzle carrier and is coaxially disposed with the ejector pipe.

The burner of the utility model embodiment is compared to the burner of the relevant technologies direct using an ejector pipe In the case where being connected to at least two mixed gas slots, the structure of burner can simplify, reduce cost, and by ejector pipe Gas vent is directly connected at least two mixed gas slots, can be avoided the mixed gas of ejector pipe ejection to single mixed gas The flame of slot causes excessive gas shock, and the flame for being conducive to distributor is more uniform.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

In description of the above-mentioned and/or additional aspect and advantage of the utility model from combination following accompanying drawings to embodiment It will be apparent and be readily appreciated that, in which:

Fig. 1 is the stereoscopic schematic diagram of the burner of the utility model embodiment；

Fig. 2 is the schematic top plan view of the burner of the utility model embodiment；

Fig. 3 is diagrammatic cross-section of the burner along III-III line of Fig. 1；

Fig. 4 is diagrammatic cross-section of the burner along line VI -- VI of Fig. 2；

Fig. 5 is the stereoscopic schematic diagram of the bottom cup of the utility model embodiment；

Fig. 6 is the schematic cross-section of the bottom cup of the utility model embodiment；

Fig. 7 is the stereoscopic schematic diagram of the nozzle of the utility model embodiment；

Fig. 8 is the stereoscopic schematic diagram of the distributor of the utility model embodiment；

Fig. 9 is the schematic cross-section of the distributor of the utility model embodiment；

Figure 10 is another stereoscopic schematic diagram of the distributor of the utility model embodiment；

Figure 11 is diagrammatic cross-section of the burner along XI-XI line of Fig. 1；With

Figure 12 is diagrammatic cross-section of the burner along XII-XII line of Fig. 2.

Drawing reference numeral explanation:

Burner 100；

Bottom cup 10, supporting surface 11, primary air reach chamber 12, the first installation through-hole 13, the second installation through-hole 14, outer circle All sides 15, nozzle carrier 16；

Primary air import 121, straight flange 122, arc-shaped edges 123, flat sidewall 124, circular arc wall 125, bottom surface 126, outer company Socket part 161, interconnecting part 162, nozzle mounting portion 163, center line CL1, center line CL2, center line CL3；

Nozzle 20, head 21, interconnecting piece 22, taper hole 23, nozzle inlet 24, jet expansion 25, center line CL4；

Distributor 30, partition 31, ejector pipe 32, spacer block 33, limiting section 34；

Upper surface 311, lower surface 312, connecting plate 313, secondary-air passage 314, gas feed 321, gas vent 322, the first pipeline section 323, the second pipeline section 324, third pipeline section 325, breasting face 331, the first fixture block 341, the second fixture block 342；

Outer petticoat 3111, outer ring inward flange 3112, interior petticoat 3113, outer ring lateral wall 3114, outer ring inside Wall 3115, inner ring lateral wall 3116, outer ring mixed gas slot 3117, inner ring mixed gas slot 3118, mixed gas arrival slot 3119, conductive channel 3131, inner ring import 3221, outer ring import 3222, first limit side 3411, first and limit plane 3412, the second limit side 3421；

First fire hole 31141, the second fire hole 31142, third fire hole 31161, the 4th fire hole 31162, center line CL5, in Heart line CL6；

External ring fire cover 40, interior ring fire cover 50, ignition electrode 60, thermocouple 70, air supplement channel 80.

Specific embodiment

The embodiments of the present invention is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below It crosses the embodiment being described with reference to the drawings to be exemplary, is only used for explaining the utility model, and should not be understood as practical to this Novel limitation.

In the description of the present invention, it should be understood that term " line direction ", " column direction ", "center", " vertical To ", " transverse direction ", " length ", " width ", " thickness ", " edge ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise " is based on attached drawing Shown in orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion institute The device or element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this reality With novel limitation.In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply opposite Importance or the quantity for implicitly indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be bright Show or implicitly include one or more feature." multiple ", " more " contain in the description of the present invention, Justice be exponential quantity two or more, unless otherwise specifically defined.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection.It can be mechanical connection, be also possible to be electrically connected.Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements or the interaction relationship of two elements.For those of ordinary skill in the art and Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Following disclosure provides many different embodiments or example is used to realize the different structure of the utility model. In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.Certainly, they are only Example, and purpose does not lie in limitation the utility model.In addition, the utility model can in different examples repeat reference numerals And/or reference letter, this repetition are for purposes of simplicity and clarity, itself not indicate discussed various embodiments And/or the relationship between setting.In addition, the example of various specific techniques and material that the utility model provides, but this Field those of ordinary skill can be appreciated that the application of other techniques and/or the use of other materials.

Also referring to Fig. 1 to Fig. 4, the burner 100 of the embodiments of the present invention can be used for cooking stove, such as For household gas range (not shown).In use, burner 100 can be horizontally arranged as shown in Figure 4, be mounted on gas-cooker On, and connect with gas source, so that combustion gas is lighted burning by burner 100, is cooked.

Burner 100 includes bottom cup 10, nozzle 20, distributor 30, external ring fire cover 40, interior ring fire cover 50,60 and of ignition electrode Thermocouple 70.

Also referring to Fig. 5 and Fig. 6, in the present embodiment, cast iron or cast aluminium or cast copper etc. is can be used in bottom cup 10 Material is made, and is substantially in round aecidioid.Bottom cup 10 includes supporting surface 11, and supporting surface 11 is substantially rounded and when burner 100 exists Positioned at the top of bottom cup 10 when horizontal positioned as shown in Figure 4.

Bottom 10 self-supporting faces 11 of cup are formed down primary air along the short transverse (i.e. vertical direction in Fig. 4) of bottom cup 10 Reach chamber 12.Primary air reaches chamber 12 and is in the form of a column substantially, and forms primary air import 121 through supporting surface 11.One Secondary air intlet 121 about supporting surface 11 a center line CL1 (in other words in supporting surface 11 it is parallel with center line CL1 straight Diameter) symmetrically, and form two straight flanges 122 substantially parallel with center line CL1 and connect two arc-shaped edges of two straight flanges 122 123.Two arc-shaped edges 123 fall in the physa at 11 place of circle and supporting surface where the same circle and two arc-shaped edges 123 substantially This is with one heart.

The length of the diameter of the width (the distance between two straight flanges 122) and supporting surface 11 of primary air import 121 it Than between 1/2 to 1/4, length (length that two arc-shaped edges 123 intercept center line CL1) and the branch of primary air import 121 The length ratio of the diameter in support face 11 that is to say that primary air import 121 is strip between 3/5 to 9/10.Primary air Chamber 12 is reached to be formed with and the corresponding flat sidewall 124 of two straight flanges 122, circular arc wall 125 corresponding with two arc-shaped edges 123 With the bottom surface 126 of connection flat sidewall 124 and circular arc wall 125.Flat sidewall 124 and circular arc wall 125 and supporting surface 11 hang down substantially Directly, bottom surface 126 is substantially parallel with supporting surface 11.

In this way, primary air reaches 12 regular shape of chamber, bottom cup 10 facilitates molding, manufacture.

Bottom 10 self-supporting faces 11 of cup have been formed down the first installation through-hole 13 and the second installation along the short transverse of bottom cup 10 Through-hole 14.The center of first installation through-hole 13 and the second installation through-hole 14 is symmetrical about center line CL1 and arrives positioned at primary air Up to the two sides of chamber 12, by the first installation through-hole 13 and the second installation through-hole 14 center straight line where supporting surface 11 Circle center of circle neighbouring position.

Bottom cup 10 further includes outside circumference 15 and is formed through in a circular arc wall 125 close to the position of bottom surface 126 The nozzle carrier 16 of outside circumference 15 and corresponding circular arc wall 125.Nozzle carrier 16 is in through-hole tubulose, through the outside of bottom cup 10 Reach chamber 12 with primary air.

Nozzle carrier 16 is sequentially formed with interconnected outer interconnecting piece inside chamber 12 from external reach to primary air 161, interconnecting part 162 and nozzle mounting portion 163.Outer interconnecting piece 161 is located at outside bottom cup 10, and nozzle mounting portion 163 is located at primary Air reaches in chamber 12.Outer interconnecting piece 161 and 162 almost coaxial of interconnecting part, and in outer interconnecting piece 161 and interconnecting part 162 Heart line CL2 is substantially parallel with supporting surface 11 and falls on center line CL1 in the orthographic projection on supporting surface 11, outer interconnecting piece 161 Outer profile is six face cylinders, and Internal periphery is round tube hole, and the Internal periphery of interconnecting part 162 is round tube hole and diameter is than outer interconnecting piece 161 Internal periphery it is small.The center line CL3 of nozzle mounting portion 163 is also fallen on center line CL1 in the orthographic projection on supporting surface 11, but phase Compared with and the center line CL2 of outer interconnecting piece 161 and interconnecting part 162 be obliquely installed.In the Internal periphery of nozzle mounting portion 163 is formed with Screw thread (not shown).

Referring to Figure 7 together, in the present embodiment, nozzle 20 is in through-hole tubulose substantially, and including head 21 and from head The interconnecting piece 22 that portion 21 extends substantially coaxially out, head 21 include the outer profile of basic positive hexagonal column shape, interconnecting piece 22 it is outer Profile is corresponding with the Internal periphery of nozzle mounting portion 163, for example, interconnecting piece 22 outer profile be slightly larger than nozzle mounting portion 163 lubrication groove It is wide.Interconnecting piece 22 includes substantially cylindrical and is provided with externally threaded outer profile, and nozzle 20 is formed with separate from interconnecting piece 22 21 one end of head, the taper hole 23 for extending along the direction center line CL4 of nozzle 20, being formed through interconnecting piece 22 and head 21, taper hole 23 are formed with the nozzle inlet 24 positioned at interconnecting piece 22 and the jet expansion 25 positioned at head 21.

Also referring to Fig. 8 to Figure 10, in the present embodiment, distributor 30 can be using cast iron or cast aluminium or casting The materials such as copper are made, and including partition 31 and ejector pipe 32.

Partition 31 is in the form of annular discs, including upper surface 311 and the lower surface 312 opposite with upper surface 311.When burner 100 When horizontal positioned as shown in Figure 4, upper surface 311 is located at the top of partition 31, and lower surface 312 is located at the lower part of partition 31.

Upper surface 311 includes substantially rounded outer petticoat 3111, outer ring inward flange 3112 and interior petticoat 3113, the physa where the circle and interior petticoat 3113 where circle, outer ring inward flange 3112 where outer petticoat 3111 This is with one heart.Diameter of a circle where outer petticoat 3111 is greater than the diameter of a circle where outer ring inward flange 3112, and in outer ring Diameter of a circle where edge 3112 is greater than the diameter of a circle where interior petticoat 3113.Where outer petticoat 3111 The center of circle of the circle in the round center of circle, 3112 place of outer ring inward flange and the center of circle of the circle where interior petticoat 3113 are in vertical side It is fallen on the center line CL5 of outer petticoat 3111 substantially upwards.

Region of the partition 31 between outer ring inward flange 3112 and interior petticoat 3113 is formed with multiple connecting plates 313, The center of circle of circle other than multiple connecting plates 313 where petticoat 3111 is as the rounded array arrangement of axis point, outer ring inward flange Hollowed out area between 3112 and interior petticoat 3113 forms secondary-air passage 314, corresponding, multiple secondary-air passages The center of circle of circle other than 314 where petticoat 3111 is as the rounded array arrangement of axis point.

Distributor 30 includes the outer ring lateral wall 3114 upwardly extended from outer petticoat 3111, from outer ring inward flange 3112 The outer ring inner sidewall 3115 upwardly extended and the inner ring lateral wall 3116 upwardly extended from interior petticoat 3113.Outer ring inner sidewall 3115 are slightly above outer ring lateral wall 3114 in the vertical direction, and inner ring lateral wall 3116 is positioned vertically higher than outer ring inner sidewall 3112.Outer ring lateral wall 3114 and outer ring inner sidewall 3115 limit jointly forms outer ring mixed gas slot 3117, corresponding, inner ring 3116 self-forming inner ring mixed gas slot 3118 of lateral wall.Outer ring mixed gas slot 3117 is substantially annular in shape, inner ring mixed gas Slot 3118 is substantially rounded, outer ring mixed gas slot 3117 and the setting of 3118 almost coaxial of inner ring mixed gas slot.

Distributor 30 includes the conductive channel 3131 of connection outer ring mixed gas slot 3117 and inner ring mixed gas slot 3118, Conductive channel 3131 is located in one of on connecting plate 313.

Distributor 30 includes reaching from the mixed gas that corresponding 3117 partial region of outer ring mixed gas slot of partition 31 sinks Slot 3119, mixed gas arrival slot 3119 are directly connected to outer ring mixed gas slot 3117 and conductive channel 3131.

The top of outer ring lateral wall 3114 is formed through multiple first fire holes 31141 of outer ring lateral wall 3114 and multiple The circumferencial direction of second fire hole 31142, multiple first fire holes 31141 and multiple second fire holes 31142 along outer ring lateral wall 3114 Distribution.The size of first fire hole 31141 gradually becomes smaller outside outer ring lateral wall 3114 from outer ring lateral wall 3114, in other words, The opening size that first fire hole 31141 is formed adjacent to the surface of outer ring inner sidewall 3114 is greater than the first fire hole 31141 and is formed in The opening size on the surface far from outer ring inner sidewall 3114.The height dimension of second fire hole 31142 is less than the first fire hole 31141 Height dimension.

It is sprayed outward in this way, the design of the first fire hole 31141 can accelerate mixed gas from outer ring mixed gas slot 3117 Speed, be conducive to the combustibility of strengthen burning device 100.Second fire hole 31142 is steady fireworks hole, and outlet area is less than The outlet area of one fire hole 31141, therefore its length of flame is shorter than the length of flame of the first fire hole 31141, it is possible to reduce first The probability from flame of fire hole 31141, improves the stability of burner 100.

The top of inner ring lateral wall 3116 is formed through multiple third fire holes 31161 of inner ring lateral wall 3116 and multiple The circumferencial direction of 4th fire hole 31162, multiple third fire holes 31161 and multiple 4th fire holes 31162 along inner ring lateral wall 3116 Distribution, the height dimension of the 4th fire hole 31162 are less than the height dimension of third fire hole 31161.

In this way, the 4th fire hole 31162 is steady fireworks hole, outlet area is less than the outlet area of third fire hole 31161, because This its length of flame is shorter than the length of flame of third fire hole 31161, it is possible to reduce the probability from flame of third fire hole 31161 mentions The high stability of burner 100.

Ejector pipe 32 is substantially cylindrical, connects with partition 31 and extends through the corresponding outer ring mixed gas slot 3117 of partition With the part of inner ring mixed gas slot 3118 to respectively directly with outer ring mixed gas slot 3117 and inner ring mixed gas slot 3118 connections.

Ejector pipe 32 is formed with gas feed 321 and the gas vent being connected to gas feed 321 322, and ejector pipe 32 is used In the combustion gas that enters from gas feed 321 of mixing and primary air, and from the ejection mixed gas of gas vent 322.Gas vent 322 are located in conductive channel 3131, for providing gaseous mixture to outer ring mixed gas slot 3117 and inner ring mixed gas slot 3118 Body.The area ratio ejector pipe 32 of inner ring import 3221 of the ejector pipe 32 in inner ring mixed gas slot 3118 is in outer ring gaseous mixture The area of the outer ring import 3222 of body slot 3117 is small.

It so, it is possible to outer ring mixed gas slot 3117 to better meet most mixed gas delivery outer The gaseous mixture scale of construction required for ring mixed gas slot 3117.

When burner 100 is horizontal positioned as shown in Figure 4, ejector pipe 32 is obliquely installed compared to horizontal direction.Ejector pipe Inclination angle of the center line CL3 of 32 tilt angle compared to center line CL5 and nozzle mounting portion 163 compared to supporting surface 11 Spend it is almost the same, between 25-60 degree, and be installed on bottom cup 10 after ejector pipe 32 and nozzle 20 be coaxially disposed.Ejector pipe The orthographic projection of 32 center line CL6 in the vertical direction essentially coincides with center line CL5, and ejector pipe 32 is in the vertical direction Orthographic projection is symmetrical basically about center line CL5.

Ejector pipe 32 includes the first pipe of almost coaxial, interconnection, connection from gas feed 321 to gas vent 322 The 323, second pipeline section 324 of section and third pipeline section 325.First pipeline section 323 is formed with gas feed far from 324 one end of the second pipeline section 321.The internal diameter of second pipeline section 324 is substantially stationary.Length distance of the third pipeline section 325 along the direction center line CL6 is greater than the second pipe The length distance of section 324.

Distributor 30 includes spacer block 33 and limiting section 34.Spacer block 33 is downwardly extending from lower surface 312, for making Air supplement channel 80 (1 and Figure 12 refering to fig. 1) is formed between partition 31 and supporting surface 11.Limiting section 34 is from 33 He of spacer block It is downwardly extending from lower surface 312, limiting section 34 is for limiting the shifting of distributor 30 on supporting surface 11 in the horizontal direction It is dynamic.

In present embodiment, spacer block 33 includes breasting face 331 corresponding with supporting surface 11, bears against face 331 and lower surface 312 interval settings, breasting face 331 is for limiting the movement of distributor 30 vertically downwards.Limiting section 34 includes from corresponding The first fixture block 341 that the breasting face 331 of spacer block 33 extends downwardly and the following table from corresponding 3119 region of mixed gas arrival slot The second fixture block 342 that face 312 extends downwardly, the first fixture block 341 and the second fixture block 342 and the shape of primary air import 121 are matched It closes, and the first fixture block 341 and the second fixture block 342 are substantially symmetrical about center line CL5.

First fixture block 341 include far from the second fixture block 342 and with circular arc wall 125 cooperate first limit side 3411 and with The two sides first that two sides flat sidewall 124 cooperates limits plane 3412.Second fixture block 342 include far from the first fixture block 341 and with The second limit side 3421 that circular arc wall 125 cooperates.(two sides first limits between plane 3412 width of first fixture block 341 Distance) cooperate with the width (the distance between two straight flanges 122) of primary air import 121, the width of the first fixture block 341 is smaller In the width of primary air import 121.

In the present embodiment, external ring fire cover 40 substantially be in annulus sheet, for cover outer ring mixed gas slot 3117 with Make flame concentrate on fire hole mouth to emerge.The interior substantially rounded sheet of ring fire cover 50, for cover inner ring mixed gas slot 3118 with Make flame concentrate on fire hole mouth to emerge.

When assembling the part of burner 100, nozzle 20 is interior by the external screw thread of interconnecting piece 22 and nozzle mounting portion 163 Threaded connection is fixed on nozzle carrier 16, then ignition electrode 60 and thermocouple 70 are respectively arranged in the first installation of supporting surface 11 In through-hole 13 and the second installation through-hole 14, distributor 30 is positioned at primary air by the first fixture block 341 and the second fixture block 342 It is mounted on bottom cup 10 after reaching chamber 12, is finally separately mounted to external ring fire cover 40 and interior ring fire cover 50 in distributor 30 simultaneously Successively cover outer ring mixed gas slot 3117 and inner ring mixed gas slot 3118.

Wherein, the first fixture block 341 and the second fixture block 342 are nested in primary air and reach in chamber 12, nozzle 20 and injection 321 face of gas feed of pipe 32, supporting surface 11 are not exclusively bonded with lower surface 312, allow air from lower surface 312 with Air supplement channel 80 (refering to fig. 10 to Figure 12) between supporting surface 11 enters primary air and reaches chamber 12, and can pass through Secondary-air passage 314 provides air to the fire hole mouth on inner ring lateral wall 3116.

In the present embodiment, ignition electrode 60 and thermocouple 70 are arranged in the near middle region of burner 100, such as This, is beneficial to prevent user and damages ignition electrode 60 and thermocouple 70 due to the collision that is likely to occur in use.

Ejector pipe 32 is directly connected to outer ring mixed gas slot 3117 and inner ring mixed gas slot 3118, in this way, using one Root ejector pipe 32 is directly connected to two mixed gas slots, can simplify the structure of burner 100, reduces cost, and by injection The gas vent 321 of pipe 32 is directly connected to outer ring mixed gas slot 3117 and inner ring mixed gas slot 3118, can be avoided injection The mixed gas that pipe 32 sprays causes excessive gas shock to the flame of single mixed gas slot, is conducive to the flame of distributor 30 It is more uniform.

In addition, the height dimension in the vertical direction of mixed gas arrival slot 3119 is greater than outer ring mixed gas slot 3117 Height dimension, can further buffer the air-flow sprayed from ejector pipe 32, be conducive to reduce the impact caused by flame, make point The flame of firearm 30 is more uniform.

Distributor 30 is placed on the supporting surface 11 of bottom cup 10 by spacer block 33, in this way, 33 structure of spacer block it is simple and It is wholely set with distributor 30, is conducive to the number of parts for reducing burner 100, shortens built-up time, improve production efficiency.This Embodiment, which also passes through, carries out Auxiliary support using the lower surface 312 in corresponding 3119 region of mixed gas arrival slot, without independent Other auxiliary positioning parts are set, the number of parts of burner 100 can be further decreased.

First fixture block 341 and the second fixture block 342 are nested in primary air and reach in chamber 12, and the first of the first fixture block 341 Limit side 3411 defines the movement in the horizontal direction to the left on bottom cup 10 of distributor 30, the two sides of the first fixture block 341 the One limit plane 3412 respectively defines the movement of distributor 30 on bottom cup 10 in the horizontal direction forwardly and rearwardly, the first fixture block 341 two sides first limits plane 3412 and also defines the rotation of distributor 30 along the vertical direction.Second limit of the second fixture block 342 Position side 3421 defines the movement of distributor 30 on bottom cup 10 in the horizontal direction to the right.

In this way, the first fixture block 341 and the second fixture block 342 limit the shifting of distributor 30 on bottom cup 10 in the horizontal direction jointly Dynamic, the first fixture block 341 and 342 structure of the second fixture block are simple and be wholely set with distributor 30, are conducive to reduce burner 100 Number of parts shortens built-up time, improves production efficiency.In addition, by the first fixture block 341 and the second fixture block 342 and primary air The primary air import 121 for reaching chamber 12 cooperates, and without resetting other limiting slots on bottom cup 10, is conducive to simplify bottom The structure of cup 10 reduces processing step of the bottom cup 10 in manufacture, reduces production cost.

It should be noted that " preceding " and " rear " in Fig. 2 respectively corresponds, vertical paper is inwardly in Fig. 4 and vertical paper is outside Direction, " left side " and " right side " respectively corresponds in Fig. 4 in the horizontal direction to the left and in the horizontal direction direction to the right.

To sum up, when burner 100 works, nozzle carrier 16 connects gas source (not shown), combustion by outer interconnecting piece 161 Gas gas source sprays combustion gas by the gas feed 321 that nozzle 20 faces ejector pipe 32, and fuel gas flow causes position in ejector pipe 32 Region near the second pipeline section 324 forms negative pressure, and primary air is reached the air in chamber 12 and sucks ejector pipe 32, combustion gas It is sprayed after the mixing of ejector pipe 32 from gas vent 322 with air, the mixed gas of ejection is filled respectively in the outer of distributor 30 It is sprayed in ring mixed gas slot 3117 and inner ring mixed gas slot 3118 and from the fire hole mouth of distributor 30, by 60 electricity of ignition electrode After son igniting, mixed gas burns to form flame rings supply user's cooking food.

During nozzle 20 sprays combustion gas to ejector pipe 32, primary air reaches the air in chamber 12 by combustion gas The effect of air-flow and after entering ejector pipe 32, outside ambient air can be supplemented by air 80 a part of channel enter it is primary empty Gas reaches chamber 12 and is fed, and another part is by inner ring secondary-air passage 314 to the fire hole mouth of inner ring lateral wall 3116 It is fed, the fire hole mouth of outer ring lateral wall 3114 is then directly fed by ambient air, so that entire combustion Burner 100 is continued for work.When 100 abnormal misfire of burner, thermocouple 70 can interrupt the conveying of combustion gas, avoid sending out It is raw dangerous.

When the combustion gas and air undercompounding in burner 100, generated when mixed gas being easy to cause to burn more Carbon monoxide, the thermal efficiency is lower, it is difficult to meet the requirement of powerful burner 100.To improve the comprehensive of burner 100 Can, when the burner 100 of utility model embodiment is horizontally arranged (as shown in Figure 4), for example, by the bottom cup of burner 100 10 lie in a horizontal plane in the stove circle (not shown) of gas-cooker, and ejector pipe 32 is obliquely installed compared to horizontal direction.

In this way, by being obliquely installed ejector pipe 32, it can be downward in the constant situation of 100 height of burner and lateral dimension The length of long ejector pipe 32, enhances the ejector capacity of ejector pipe, is more fully mixed combustion gas and air in ejector pipe 32, from And making fuel gas buring more abundant, the content of carbon monoxide is lower, effectively improves the thermal efficiency of burner 100, is conducive to Applied to powerful burner 100.

In the present embodiment, the angle between ejector pipe 32 and horizontal direction is 26 ° -50 °.

Specifically, in the case where 100 height of burner and constant lateral dimension, if setting ejector pipe 32 and horizontal direction Angle it is excessive, then the length of ejector pipe 32 is shorter, and the injection of ejector pipe 32 distance is limited, and jeting effect is poor, it is difficult to meet The requirement of powerful burner 100；Or in the case where the length of ejector pipe 32 and constant 100 height of burner, if setting It sets ejector pipe 32 and the angle of horizontal direction is too small, then the diameter of burner 100 is excessive, is unfavorable for the miniaturization of burner 100. So be conducive to the ejector capacity for enhancing ejector pipe 32 when the angle between ejector pipe 32 and horizontal direction is 26 ° -50 °, Improve the comprehensive performance of burner 100.

In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific Feature, structure, material or feature are contained at least one embodiment or example of the utility model.In this specification In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.

While there has been shown and described that the embodiments of the present invention, those skilled in the art can manage Solution: a variety of to the progress of these embodiments can change in the case where not departing from the principles of the present invention and objective, modify, Replacement and variant, the scope of the utility model are defined by the claims and their equivalents.

For the spirit for further aiding in illustrating the utility model, some embodiment party of the utility model illustrated below Formula.

In some embodiments, burner 100 includes distributor 30, and distributor 30 includes partition 31 and ejector pipe 32, Distributor 30 is formed at least two mixed gas slots on partition 31, and ejector pipe 32 connect and extends through with partition 31 The part of the corresponding at least two mixed gas slots of partition 31 at least two mixed gas slots to directly be connected to respectively.

In this way, the burner 100 of the utility model embodiment is drawn compared to the burner of the relevant technologies using one It penetrates in the case that pipe 32 is directly connected to at least two mixed gas slots, can simplify the structure of burner, reduce cost, and The gas vent 322 of ejector pipe 32 is directly connected at least two mixed gas slots, can be avoided the mixing of the ejection of ejector pipe 32 Gas caused atmosphere to be conducive to stream impact the flame of single mixed gas slot, and the flame for being conducive to distributor 30 is more equal It is even.

In some embodiments, partition 31 is substantially in the form of annular discs, and at least two mixed gas slots include substantially rounded Inner ring mixed gas slot 3118 and substantially annular in shape and mixed with the outer ring of 3118 almost coaxial of inner ring mixed gas slot setting Close gas grooves 3117.

In this way, outer interior ring flame can be formed, be conducive to burner 100 external heat in cooking utensil is obtained it is more uniform.

In some embodiments, distributor 30 is formed on partition 31 and is connected to inner ring mixed gas slot 3118 With the conductive channel 3131 of outer ring mixed gas slot 3117.

In this way, it is mixed by the directly connection inner ring mixed gas slot 3118 and outer ring of conductive channel 3131 to be conducive to ejector pipe 32 Gas grooves 3117 are closed, so as to which mixed gas is transported to inner ring mixed gas slot 3118 and outer ring mixed gas slot simultaneously 3117。

In some embodiments, distributor 30 is formed with from the corresponding outer ring mixed gas slot 3117 of partition 31 and ejector pipe The mixed gas arrival slot 3119 that 32 coupling parts sink, mixed gas arrival slot 3119 and outer ring mixed gas slot 3117 connect It is logical.

It so, it is possible further to buffer the air-flow sprayed from ejector pipe 32, be conducive to reduce the impact caused by flame, make The flame of distributor 30 is more uniform.

In some embodiments, the area ratio of inner ring import 3221 of the ejector pipe 31 in inner ring mixed gas slot 3118 Ejector pipe 32 is small in the area of the outer ring import 3222 of outer ring mixed gas slot 3117.

It so, it is possible most mixed gas delivery can make outer ring gaseous mixture to outer ring mixed gas slot 3117 Body slot 3117 generates more flame, to better meet the gaseous mixture scale of construction required for outer ring mixed gas slot 3117.

In some embodiments, when burner 100 is horizontally arranged, ejector pipe 32 is set compared to horizontal direction inclination It sets.

In this way, the length of ejector pipe 32 can be extended in the case where 100 height of burner and constant lateral dimension, enhance The ejector capacity of ejector pipe is more fully mixed combustion gas and air in ejector pipe 32, so that fuel gas buring more fills Point, the content of carbon monoxide is lower, effectively improves the thermal efficiency of burner 100, is advantageously applied to powerful burner 100。

In some embodiments, the angle being obliquely installed is 26 ° -50 °.

In this way, being conducive to enhance the ejector capacity of ejector pipe 32, the comprehensive performance of burner 100 is improved.

In some embodiments, outer ring mixed gas slot 3117 includes outer ring lateral wall 3114, runs through outer ring lateral wall 3114 are formed with the first fire hole 31141, and the size of the first fire hole 31141 is from outer ring lateral wall 3114 along outer ring lateral wall 3114 It gradually tapers up outside.

It emerges outward in this way, the design of the first fire hole 31141 can accelerate mixed gas from outer ring mixed gas slot 3117 Speed, be conducive to the flame rod effect of strengthen burning device 100.

In some embodiments, the second fire hole 31142, the second fire hole 31142 are formed with through outer ring lateral wall 3114 Height dimension less than the first fire hole 31141 height dimension.

It so, it is possible when burner 100 is influenced by external force, so that the burning of burner 100 restores normal, while keeping away again The leakage for having exempted from combustion gas improves the stability of burner 100.

In some embodiments, the shape between inner ring mixed gas slot 3118 and outer ring mixed gas slot 3117 of partition 31 At inner ring secondary-air passage 314.

In this way, air can be fed by fire hole mouth of the inner ring secondary-air passage 314 to inner ring lateral wall 3116.

In some embodiments, burner 100 includes bottom cup 10, and bottom cup 10 includes supporting surface 11 and self-supporting face 11 The primary air opened up downwards along the short transverse of bottom cup 10 reaches chamber 12, and distributor 30 makes ejector pipe after being installed on bottom cup 10 32, which are located at primary air, reaches in chamber 12.

It so, it is possible for gas source to be injected into ejector pipe 32 by nozzle 20, and reach chamber 12 with primary air Interior air is mixed into mixed gas and is supplied to outer ring mixed gas slot 3117 and inner ring mixed gas slot 3118.

In some embodiments, distributor 30 includes the spacer block 33 that partition 31 is arranged in, and spacer block 33 includes bearing against Air supplement channel 80 is collectively formed in face 331, partition 31, breasting face 331 and supporting surface 11.

Primary air arrival chamber 12 is fed in this way, air can supplement channel 80 by air.

In some embodiments, distributor 30 includes limiting section 34, and limiting section 34 includes being arranged on spacer block 33 First fixture block 341 and the second fixture block 342 that partition 31 is arranged in, the first fixture block 341 and the second fixture block 342 limit distributor jointly 30 bottom cup 10 in the horizontal direction on movement.

In this way, limiting section 34 is wholely set with distributor 30, be conducive to the number of parts for reducing burner 100, shortening group ETL estimated time of loading improves production efficiency.

In some embodiments, burner 100 includes the nozzle 20 reached in chamber 12 positioned at primary air, bottom cup 10 include nozzle carrier 16, and nozzle 20 is installed on nozzle carrier 16 and is coaxially disposed with ejector pipe 32.

It is sprayed in this way, being conducive to nozzle 20 and facing ejector pipe 32, enhances ejector capacity.

Claims (10)

1. a kind of burner, which is characterized in that including distributor, the distributor includes partition and ejector pipe, the distributor At least two mixed gas slots being located on the partition are formed with, the ejector pipe connect with the partition and extends through institute It states partition and corresponds to the part of at least two mixed gas slot to directly connect respectively at least two mixed gas slot It is logical.

2. burner as described in claim 1, which is characterized in that the partition is substantially in the form of annular discs, and described at least two is mixed Close gas grooves include substantially rounded inner ring mixed gas slot and it is substantially annular in shape and with the inner ring mixed gas slot base The outer ring mixed gas slot of this coaxial arrangement.

3. burner as claimed in claim 2, which is characterized in that the distributor is formed on the partition and is connected to The conductive channel of the inner ring mixed gas slot and the outer ring mixed gas slot.

4. burner as claimed in claim 2, which is characterized in that the distributor is formed with from the partition and corresponds to outside described The mixed gas arrival slot that ring mixed gas slot and the ejector pipe coupling part sink, the mixed gas arrival slot with it is described The connection of outer ring mixed gas slot.

5. burner as claimed in claim 2, which is characterized in that the ejector pipe in the inner ring mixed gas slot in Ejector pipe described in the area ratio of ring import is small in the area of the outer ring import of the outer ring mixed gas slot.

6. burner as described in claim 1, which is characterized in that when the combustor level is placed, the ejector pipe phase It is obliquely installed compared with horizontal direction.

7. burner as claimed in claim 6, which is characterized in that the angle being obliquely installed is 26 ° -50 °.

8. burner as claimed in claim 3, which is characterized in that the burner includes bottom cup, and the bottom cup includes support Face and the primary air arrival chamber opened up downwards from the supporting surface along the short transverse of bottom cup, the distributor are installed on institute It is located at the ejector pipe in primary air arrival chamber after stating bottom cup.

9. burner as claimed in claim 8, which is characterized in that the distributor includes that the interval of the partition is arranged in Block, the spacer block include breasting face, and air supplement channel is collectively formed in the partition, the breasting face and the supporting surface.

10. burner as claimed in claim 8, which is characterized in that the burner includes being located at the primary air to reach The indoor nozzle of chamber, the bottom cup includes nozzle carrier, and the nozzle is installed on the nozzle carrier and coaxial with the ejector pipe Setting.