CN206037040U - Combustor - Google Patents

Abstract

The utility model discloses a combustor, include: combustor upper cover, anger orifice plate and air distribution board, last the covering of combustor is equipped with the gas entry that is suitable for the gas to pass through, and the outer wall of combustor upper cover is equipped with the radiating part of a plurality of outside salients, and the fire orifice plate links to each other with the combustor upper cover and prescribes a limit to a cavity with the internal face of combustor upper cover, and gas entry and cavity intercommunication, air distribution board are established in the cavity and are lain in the gas entry and anger between the orifice plate, are equipped with the wind hole that is suitable for the gas to pass through on the air distribution board. According to the utility model discloses a combustor through the radiating part that sets up a plurality of outside salients on the outer wall of combustor upper cover, utilizes the radiating part to increase combustor's heat radiating area, improves the forced -air cooling heat dissipation effect of radiating part to can reduce combustor's surface temperature, prevent combustor because of the too high combustor's of influence of surface temperature performance and structural stability, the gas of having avoided combustor structural distortion to lead to is leaked, has prolonged combustor's life.

Description

Burner

Technical field

The utility model is related to burner technical field, more particularly to a kind of burner.

Background technology

In the case of underload, flame height can become very low to fully pre-mixing gas combustion burner, or even flame occurs With the situation of burner metal net surface directly contact, under this situation, the heat for producing that burns passes through the side of convection current and heat conduction Formula is quickly transmitted to the upper lid of burner, causes burner surface temperature too high.Burner in correlation technique is using water-cooled Mode is lowered the temperature for burner, but the method for water-cooled needs to remodify water tank so that burner cooling water connects cistern tube Road, increases structural complexity and water route resistance, increased the volume of burner, and be unfavorable for burner is installed on use.

Utility model content

The utility model is intended at least solve one of above-mentioned technical problem to a certain extent.

For this purpose, the utility model proposes a kind of burner, the burner can increase the heat-transfer surface of lid and air on burner Product, strengthens the wind-cooling heat dissipating effect of burner, can effectively drop to the surface temperature of burner.

According to burner of the present utility model, including：On burner lid, orifice and match somebody with somebody aerofoil, on the burner cover The fuel gas inlet for being suitable to that combustion gas passes through is provided with, the outside wall surface covered on the burner is provided with multiple radiating parts outwardly, The orifice is connected with lid on the burner and limits chamber with the internal face that covers on the burner, and the combustion gas enters Mouth and the chamber, it is described to be located at the within the chamber with aerofoil and be located between the fuel gas inlet and the orifice, It is described to be provided with the air holes for being suitable to that combustion gas passes through with aerofoil.

According to burner of the present utility model, by arranging multiple dissipating outwardly in the outside wall surface covered on the burner Hot portion, increases the area of dissipation of burner using radiating part, and during the fuel gas buring of burner cavity, the air-cooled of radiating part dissipates Thermal effect is improved such that it is able to reduce the surface temperature of burner, prevents burner surface temperature too high because burner is swollen Performance and structural stability swollen and that affect burner, it is to avoid gas leakage caused by burner structure deformation, extend combustion The service life of burner, and improve the safety in utilization of burner.

In addition, according to burner of the present utility model, can also have following additional technical characteristic：

According to one embodiment of the present utility model, it is convex that the outside wall surface covered on the burner is provided with outwardly Platform, the boss are provided with the fuel gas inlet, and the radiating part is located at the boss periphery.

According to one embodiment of the present utility model, the radiating part includes multiple opening cloth along the circumferentially-spaced of the boss The thermal column put.

According to one embodiment of the present utility model, between the two ends covered on the two ends of the boss and the burner between The distance for separating is more than the distance be spaced apart between the both sides and the both sides covered on the burner of the boss, the boss Multiple rows of thermal column, the both sides of the boss and the burning is respectively equipped between the two ends covered on two ends and the burner Thermal column described in a row is respectively equipped between the both sides covered on device.

According to described between the both sides of one embodiment of the present utility model, the both sides of the boss and the burner Fin is provided between the boss more than thermal column.

According to one embodiment of the present utility model, the boss is with inclining relative to the outside wall surface covered on the burner The inclined-plane for tiltedly extending, at least a portion thermal column are located on the inclined-plane.

According to one embodiment of the present utility model, multiple thermal columns be arranged in parallel.

According to one embodiment of the present utility model, the level height of the free end of multiple thermal columns is identical.

According to one embodiment of the present utility model, the axial length of the thermal column is 2-25mm.

According to one embodiment of the present utility model, cover on the radiating part and the burner and be integrally formed.

Additional aspect of the present utility model and advantage will be set forth in part in the description, partly will be from explained below In become obvious, or by it is of the present utility model practice recognize.

Description of the drawings

Of the present utility model above-mentioned and/or additional aspect and advantage will from the description with reference to accompanying drawings below to embodiment Become obvious and easy to understand, wherein：

Fig. 1 is the exploded view of the burner according to the utility model embodiment；

Fig. 2 is the sectional view of the burner according to the utility model embodiment.

Reference：

100：Burner；

10：Cover on burner；

11：Fuel gas inlet；12：Chamber；13：Boss；14：Thermal column；15：Fin；16：Inclined-plane；

20：Orifice；

21：Fire hole；

30：With aerofoil；

31：Air holes；32：Installing hole.

Specific embodiment

Embodiment of the present utility model is described below in detail, the example of embodiment is shown in the drawings, wherein from start to finish Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, it is intended to for explaining the utility model, and it is not intended that to limit of the present utility model System.

The burner 100 according to the utility model embodiment is specifically described 1 and Fig. 2 below in conjunction with the accompanying drawings.

Lid 10 on burner, orifice 20 are included and with aerofoil 30 according to the burner 100 of the utility model embodiment.Tool For body, on burner, lid 10 is provided with the fuel gas inlet 11 for being suitable to that combustion gas passes through, and on burner, the outside wall surface of lid 10 is provided with many Individual radiating part outwardly, orifice 20 are connected with lid on burner 10 and limit chamber with the internal face of lid on burner 10 Room 12, fuel gas inlet 11 are connected with chamber 12, be located in chamber 12 with aerofoil 30 and be located at fuel gas inlet 11 and orifice 20 it Between, the air holes 31 for being suitable to that combustion gas passes through is provided with aerofoil 30.

In other words, burner 100 is main constitutes by lid on burner 10, orifice 20 and with aerofoil 30, wherein, burner Upper lid 10, orifice 20 and horizontally extending horizontal plate member is substantially formed respectively with aerofoil 30, on burner on lid 10 Fuel gas inlet 11 is provided with, fuel gas inlet 11 is formed as the circumferential notch with plane-parallel, the center of circle of circumferential notch and burner The orthographic projection in the horizontal plane of the center of upper lid 10 overlaps, and gas pipeline is connected with fuel gas inlet 11, by fuel gas transmission extremely In burner 100, on burner, the outside wall surface of lid 10 is provided with radiating part (not shown) and radiating part is protruded from 10 outer surface.

Orifice 20 is provided with burner below lid 10, orifice 20 connects the bottom of lid 10 on the burner, orifice 20 are provided with multiple fire holes 21, and fire hole 21 is arranged through orifice 20, limit between lid 10 and orifice 20 on burner with The chamber 12 of the conducting of fuel gas inlet 11, the combustion gas in chamber 12 is flowed out from chamber 12 by fire hole 21, in the table of orifice 20 Face is burnt, and combustion flame is related with the negative pressure in chamber 12 to the distance between orifice 20, is provided with aerofoil 30 in chamber 12, It is located on burner between lid 10 and orifice 20 with aerofoil 30, is provided with multiple through the air holes with aerofoil 30 with aerofoil 30 31, combustion gas flows to orifice 20 by air holes 31 from fuel gas inlet 11, is provided with installing hole 32 with 30 edge of aerofoil, by installing Hole 32 will be arranged in chamber 12 with aerofoil 30.

Thus, the burner 100 according to the utility model embodiment, by arranging in the outside wall surface of lid 10 on the burner Multiple radiating parts outwardly, increase the area of dissipation of burner 100, the combustion gas combustion of 100 inner chamber of burner using radiating part During burning, the wind-cooling heat dissipating effect of radiating part is improved such that it is able to reduce the surface temperature of burner 100, prevents combustion 100 surface temperature of the burner too high performance and structural stability for affecting burner 100 because burner 100 expands, it is to avoid combustion Gas leakage caused by 100 malformation of burner, extends the service life of burner 100, and improves burner 100 Safety in utilization.

Wherein, on burner, the outside wall surface of lid 10 is provided with boss 13 outwardly, and boss 13 is provided with fuel gas inlet 11, radiating part is located at 13 periphery of boss.

Specifically, as shown in figure 1, the roof of lid 10 is provided with boss 13 protruding upward, and boss 13 on burner The middle part of lid 10 on the burner, the middle part of boss 13 are provided with the fuel gas inlet 11 of circle, and fuel gas inlet 11 is on burner Lid 10, it is ensured that combustion gas can be entered in 100 inner chamber of burner by fuel gas inlet 11, and then by with aerofoil 30 and orifice 20 flow out, and on burner, the region of the roof removing boss 13 of lid 10 is provided with radiating part, and radiating part is arranged in the periphery of boss 13, Advantageously, radiating part is uniformly neatly distributed in the surrounding of boss 13, and radiating part is connected with the roof of lid on burner 10.

Thus, by 10 centrally disposed fuel gas inlet 11 of lid on the burner, ensure that the confession of 100 combustion gas of burner Should, fuel gas inlet 11 is located at into the middle part of boss 13, ensure that combustion gas is evenly distributed on orifice 20, so as to ensure fire hole Flare on plate 20 is uniform, prevents the inequality of combustion gas in chamber 12, affects the normal use of burner 100.

The radiating part for being arranged on 13 surrounding of boss and being connected with 10 roof of lid on burner can improve burner 100 and burn During wind-cooling heat dissipating efficiency, without the need for the related facility such as current, distinguished and admirable, realize the automatic heat radiation of burner 100, structure letter It is single, without the need for operation, the just face temperature of burner 100 can not only be reduced, prevent burner 100 too high impaired because of temperature, extend The service life and combustion stability and security of burner 100, also saves the radiating expense of burner 100, reduces Production cost and use cost, optimize the structure design of burner 100.

Alternatively, radiating part includes multiple circumferentially-spaced thermal columns 14 for opening arrangement along boss 13, specifically, boss 13 surroundings are evenly arranged multiple thermal columns 14, and each thermal column 14 is formed as cylindrical structural, and the center of each thermal column 14 Axle is arranged vertically relative to the plane that lid on burner 10 is located, and is provided with space between two neighboring thermal column 14, multiple neat The composition radiating part of thermal column 14 of arrangement, thermal column 14 connect on the roof of lid 10 on the burner, increased 10 surface area.

Thus, by arranging multiple thermal columns 14 being connected with lid on burner 10 on lid 10 on the burner, using scattered Plume 14 can increase the surface area of the roof of lid 10 on burner, so as to improve the contact area of burner 100 and air, Adjacent heat radiation post 14 it is arranged spaced apart, it is distinguished and admirable by flowing between thermal column 14, and then improve the wind of lid 10 on burner Cold radiating effect, reduces the surface temperature of burner 100.

In some specific embodiments of the present utility model, on the two ends of boss 13 and burner between the two ends of lid 10 Distance spaced apart is more than the distance being spaced apart between the both sides and the both sides of lid on burner 10 of boss 13, the two ends of boss 13 Multiple rows of thermal column 14, the both sides of boss 13 and the both sides of lid 10 on burner are respectively equipped with and the two ends of lid on burner 10 between Between be respectively equipped with a dissipation plume 14.

With reference to Fig. 1, on burner, the distance between two ends (left and right two ends as shown in Figure 1) of lid 10 are more than on burner The distance between 10 both sides of lid (both sides in front and back as shown in Figure 1), between 13 two ends of boss (left and right two ends as shown in Figure 1) Distance is more than the distance between 13 both sides of boss (both sides in front and back as shown in Figure 1), and 13 two ends of boss are (as shown in Figure 1 Left and right two ends) to the in larger distance of 10 two ends of lid on burner (left and right two ends as shown in Figure 1), 13 both sides of boss are (such as Fig. 1 institutes Both sides before and after showing) to the in small distance of 10 both sides of lid on burner (both sides in front and back as shown in Figure 1).

Further, 13 left end edge of boss is arrived to the distance to 100 left end edge of burner and 13 right-hand member edge of boss Distance to 100 right-hand member edge of burner is equal, the distance between 13 front side edge of boss edge to 10 front side edge of lid on burner edge It is equal to the distance between 10 rear lateral edge of lid on burner with 13 rear lateral edge of boss, and 13 left end edge of boss is to burning The distance at 100 left end edge of device is more than the distance between 13 front side edge of boss edge to 10 front side edge of lid on burner edge.

Multiple rows of thermal column 14, the both sides of boss 13 are respectively equipped with the two ends of boss 13 and burner between the two ends of lid 10 A dissipation plume 14 is respectively equipped with and the both sides of lid on burner 10 between.Due to the two ends (left and right as shown in Figure 1 of boss 13 Two ends) it is larger to the distance between the two ends (left and right two ends as shown in Figure 1) of lid on burner 10, therefore the two of boss 13 Arrange multiple rows of between the two ends (left and right two ends as shown in Figure 1) of lid 10 on end (left and right two ends as shown in Figure 1) and burner Thermal column 14, can increase the radiating effect of lid 10 on burner, as 13 both sides of boss (both sides in front and back as shown in Figure 1) are to combustion In burner, the distance between 10 both sides of lid (both sides in front and back as shown in Figure 1) are less, in 13 both sides of boss (before as shown in Figure 1 Both sides afterwards) and burner on a dissipation plume 14 is set between 10 both sides of lid (as shown in Figure 1 before and after both sides).

Thus, by arranging multiple rows of thermal column 14 between 10 edge of lid on the edge and burner of boss 13, can be most Limits ground utilizes the space on 13 edge of boss and burner between 10 edge of lid, arranges multiple thermal columns 14 as much as possible, The space of lid 10 on burner is not only taken full advantage of, the quantity of thermal column 14 is also add, lid 10 on burner is increased Surface area, improves the wind-cooling heat dissipating effect of thermal column 14, reduces the surface temperature of radiator.

Advantageously, it is provided with scattered between the thermal column 14 and boss 13 between the both sides of the both sides of boss 13 and burner 100 Backing 15.

Referring to the drawings 1, set on the thermal column 14 before and after boss 13 on both sides and burner before and after lid 10 between the edge of both sides There is fin 15, fin 15 is arranged between thermal column 14 and boss 13, alternatively, 15 rectangular sheet of fin, radiating The a line of piece 15 is connected with the side wall of thermal column 14, and the another a line of fin 15 is connected with the side wall of boss 13, and is radiated The central axis of post 14 is located in the plane that fin 15 is located, i.e., the plane that fin 15 is located is located with lid on burner 10 Plane it is vertical.

By arranging rectangular radiator 15 between thermal column 14 and boss 13, further can not only increase on burner The surface area of the top wall surface of lid 10, so as to further increase the wind-cooling heat dissipating performance of lid 10 on burner, reduces burner 100 surface temperature, additionally it is possible to increase the structural stability of lid 10 on burner, increased the stability of thermal column 14, prevents Thermal column 14 improves the service behaviour of burner 100, extends because being collided or high-temperature heating and caused deformation or damage The service life of burner 100

Alternatively, the inclined-plane 16 that boss 13 extends with the outside wall surface inclination relative to lid on burner 10, at least one Dispersion plume 14 is located on inclined-plane 16.

Referring to the drawings 1, the left and right two ends of boss 13 are connected with the roof of lid on burner 10 by outside wall surface, boss two ends The outside wall surface at (left and right two ends as shown in Figure 1) be inclined-plane 16, the line and burner on inclined-plane 16 and burner between lid 10 The left and right side of upper lid 10 is parallel, and the left and right edge for being wired to lid 10 on burner on inclined-plane 16 and burner between lid 10 it Between distance less than 13 or so edge of boss to lid on burner 10 the distance between left and right edge, inclined-plane 16 is relative to boss The 13 planar tilt arrangements being located.

Apart from 10 the right and left of lid on burner along closest thermal column 14 lid 10 on the inclined-plane 16 with burner Between line, on burner in the thermal column 14 of 10 left and right sides of lid, apart from 10 the right and left of lid on burner along distance compared with Remote thermal column 14 is arranged on inclined-plane 16, wherein, apart from the nearest first row thermal column 14 in 10 or so edge of lid on burner Bottom surface portions overlap with inclined-plane 16, second row is all overlapped with inclined-plane 16 with the ground of the 3rd dissipation plume 14.

Thus, by being provided with inclined-plane 16 in 13 left and right sides of boss, by increasing capacitance it is possible to increase the volume of 100 inner chamber of burner, increase 100 inner chamber of burner holds the amount of combustion gas, increases the premix degree and effect of combustion gas and air, prevents combustion gas with air because mixing Uneven and practical function that affect burner 100 and combustibility, are provided with thermal column 14, energy on the left and right inclined-plane 16 of boss 13 Enough increase the quantity of thermal column 14, further increase the effect of 100 wind-cooling heat dissipating of burner.

Alternatively, multiple thermal columns 14 be arranged in parallel.Specifically, as shown in figure 1, in the present embodiment, 13 surrounding of boss Thermal column 14 be each perpendicular to the plane that lid 10 on burner is located and arrange, central axial parallel, the thermal column 14 of thermal column 14 Equal diameters, so as to be arranged in parallel between each thermal column 14.The multiple thermal columns 14 be arrangeding in parallel take up room it is relatively small, The quantity of thermal column 14 can be increased to greatest extent in existing spatial dimension, improve the top wall surface of lid 10 in flammable burner Surface area, increased radiating effect.

Advantageously, the level height of the free end of multiple thermal columns 14 is identical, that is to say, that one end of multiple thermal columns 14 (lower end as shown in Figure 1) connects on the roof of lid 10 on the burner, the other end (upper end as shown in Figure 1) of thermal column 14 For free end, the free end of thermal column 14 is identical apart from the distance of the roof of lid on burner 10, i.e., multiple thermal columns 14 are relative The roof of lid 10 is highly equal on the burner, and the roof of thermal column 14 is in the same plane, and the plane and burner The plane that upper lid 10 is located is parallel, maximum height of the distance between two planes equal to thermal column 14.

The level height of the free end of multiple thermal columns 14 is identical, ensure that the free end of thermal column 14 is located at same flat In face, it is ensured that thermal column 14 is neat to be arranged, the uneven radiating effect for affecting thermal column 14 of thermal column 14, level height is prevented 14 simple structure of identical thermal column, easily realizes, reduces the cost of manufacture of thermal column 14, reduce the life of burner 100 Cost is produced, and mutually level thermal column 14 is convenient to clean, be the dust provides convenient between user's cleaning thermal column 14.

Alternatively, the axial length of thermal column 14 is 2-25mm.That is, thermal column 14 and 10 roof of lid on burner Face connection bottom surface to free end distance be 2-25mm.

Due to the presence on 13 two ends of boss (left and right end as shown in Figure 1) inclined-plane 16, and the water of the free end of thermal column 14 It is flat highly identical, cause the height of thermal column 14, therefore, the axial length of thermal column 14 can be 2mm, 15mm or 25mm, specifically can be selected according to actual condition and design needs.

As shown in figure 1, can be three kinds of situations by 14 points of thermal column according to axial length dimension situation, on burner The closest circle thermal column 14 in 10 edge of lid, axial length are maximum, apart from two farthest dissipations of 10 edge of lid on burner 14 axial length of plume is minimum, and remaining axial length is located between the two.

The height of the wherein maximum thermal column 14 of axial dimension is less than 25mm, can be 25mm, 24mm and 22mm, it is also possible to It is 20mm, the height of the minimum thermal column 14 of axial dimension is more than 2mm, can be 2mm, 4mm, or 5mm, and remaining dissipates The axial dimension of plume 14 is located between the two, can be 10mm, 12mm, or 9mm or 15mm.

The axial length of thermal column 14 is arranged between 2mm and 25mm, the structure design of lid 10 on burner is met, is It is with reference to the size and the size of boss 13 of lid on burner 10, that reasonably optimizing draws as a result, it is possible to be lifted to greatest extent Burner 100 makes the wind-cooling heat dissipating effect of user, reduces the surface temperature of burner 100.

Preferably, radiating part is integrally formed with lid on burner 10, that is to say, that arranged on 10 top wall surface of lid on burner Thermal column 14 be integrally formed with lid on burner 10, on burner, lid 10 is same mould one-time-concreting with thermal column 14 Shaping, thus, is integrally formed the properity stability that radiating part and lid 10 on burner not only can ensure burner 100, And conveniently it is molded, is simple to manufacture, and eliminate unnecessary assembly parts and installation procedure, substantially increases burner 100 Efficiency of assembling, it is ensured that the connection reliability of lid 10 on burner, furthermore, the bulk strength of integrally formed structure and stable Higher, easy to assembly, the long service life of property.

The course of work of the burner 100 according to the utility model embodiment is described with reference to specific embodiment.

It is main by lid on burner 10, orifice 20 and with aerofoil 30 according to the burner 100 of the utility model embodiment Composition, on burner, lid 10 is provided with fuel gas inlet 11, and fuel gas inlet 11 is formed as the circumferential notch carried out with horizontal plane, circular The projection in the horizontal plane of the center of the center of circle of breach and lid on burner 10 overlaps, gas pipeline and 11 phase of fuel gas inlet Even, by fuel gas transmission to burner 100, on burner, the outside wall surface of lid 10 is provided with radiating part, and radiating part is located at burner 100 top, and radiating part protrudes from burner 100 and arranges.

Orifice 20 is provided with burner below lid 10, orifice 20 connects the bottom of lid 10 on the burner, orifice 20 are provided with multiple fire holes 21, and fire hole 21 is arranged through orifice 20, limit between lid 10 and orifice 20 on burner with The chamber 12 of the conducting of fuel gas inlet 11, the combustion gas in chamber 12 is flowed out from chamber 12 by fire hole 21, in the table of orifice 20 Face is burnt, and combustion flame is related with the negative pressure in chamber 12 to the distance between orifice 20, is provided with aerofoil 30 in chamber 12, It is located on burner between lid 10 and orifice 20 with aerofoil 30, is provided with multiple through the air holes with aerofoil 30 with aerofoil 30 31, combustion gas flows to orifice 20 by air holes 31 from fuel gas inlet 11, is provided with installing hole 32 with 30 edge of aerofoil, by installing Hole 32 will be arranged in chamber 12 with aerofoil 30.

According to the burner 100 of the utility model embodiment, by arranging multiple in the outside wall surface of lid 10 on the burner Radiating part outwardly, increases the area of dissipation of burner 100, the fuel gas buring mistake of 100 inner chamber of burner using radiating part Cheng Zhong, the wind-cooling heat dissipating effect of radiating part are improved such that it is able to reduce the surface temperature of burner 100, prevent burner The 100 surface temperatures too high performance and structural stability for affecting burner 100 because burner 100 expands, it is to avoid burner Combustor damage or gas leakage caused by 100 malformations, extend the service life of burner 100, and improve combustion The safety in utilization of burner 100.

Other according to the burner 100 of the utility model embodiment are constituted and are operated for ordinary skill people All it is known for member, is not detailed herein.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", the finger such as " outward " The orientation or position relationship for showing be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and Simplify description, rather than indicate or imply that the device or element of indication must be with specific orientation, with specific azimuth configuration And operation, therefore it is not intended that to restriction of the present utility model.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can Being to be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood as the case may be Concrete meaning in the utility model.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show Example ", or the description of " some examples " etc. mean specific features with reference to the embodiment or example description, structure, material or spy Point is contained at least one embodiment of the present utility model or example.In this manual, the schematic table to above-mentioned term State and be not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can be Combined in one or more any embodiment or example in an appropriate manner.

Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is Exemplary, it is impossible to it is interpreted as to restriction of the present utility model, one of ordinary skill in the art is without departing from the utility model Principle and objective in the case of above-described embodiment can be changed in the range of the utility model, change, replace and Modification.

Claims (10)

1. a kind of burner, it is characterised in that include：

Cover on burner, on the burner, lid is provided with the fuel gas inlet for being suitable to that combustion gas passes through, what is covered on the burner is outer Wall is provided with multiple radiating parts outwardly；

Orifice, the orifice are connected with lid on the burner and limit chamber with the internal face that covers on the burner Room, the fuel gas inlet and the chamber；

It is with aerofoil, described to be located at the within the chamber with aerofoil and be located between the fuel gas inlet and the orifice, it is described to match somebody with somebody Aerofoil is provided with the air holes for being suitable to that combustion gas passes through.

2. burner according to claim 1, it is characterised in that the outside wall surface covered on the burner is provided with to evagination The boss for going out, the boss are provided with the fuel gas inlet, and the radiating part is located at the boss periphery.

3. burner according to claim 2, it is characterised in that the radiating part includes multiple circumferences along the boss Thermal column arranged spaced apart.

4. burner according to claim 2, it is characterised in that two covered on the two ends of the boss and the burner The distance being spaced apart between end is more than the distance being spaced apart between the both sides and the both sides covered on the burner of the boss, institute State boss two ends and the burner on be respectively equipped with multiple rows of thermal column between the two ends covered, the both sides of the boss with Thermal column described in a row is respectively equipped between the both sides covered on the burner.

5. burner according to claim 4, it is characterised in that two covered on the both sides of the boss and the burner Fin is provided between the thermal column and the boss between side.

6. burner according to claim 3, it is characterised in that the boss is with relative to covering on the burner Outside wall surface inclines the inclined-plane for extending, and at least a portion thermal column is located on the inclined-plane.

7. burner according to claim 6, it is characterised in that multiple thermal columns be arranged in parallel.

8. burner according to claim 7, it is characterised in that the level height phase of the free end of multiple thermal columns Together.

9. burner according to claim 6, it is characterised in that the axial length of the thermal column is 2-25mm.

10. the burner according to any one of claim 1-9, it is characterised in that the radiating part and the burner Upper lid is integrally formed.