CN209569722U - A kind of upper inlet wind type burner - Google Patents

Abstract

The utility model relates to a kind of upper inlet wind type burners, include pedestal, and the first injector and the second injector of phase fluid separation are accommodated in the pedestal；Inner tray on the base and outer disk body are set, the central location of inner tray has the first vertical ejector pipe, outer disk body is provided at least two second injection independent channels, second injection channel has inclined axis, it is characterized by: the top of the pedestal has cavity of the part to lower recess, the bottom wall of the cavity is equipped with first injector, and first ejector pipe can be protruded into the cavity and is oppositely arranged with first injector；Compared with prior art, the utility model has the advantage of eliminate the conventional bottom cup being located under drip pan, but it is locally higher than pedestal on drip pan, it can make pedestal that there is the cavity protruded into for the first ejector pipe, so that enabling the first ejector pipe to be made longer in the case where not changing the height of integral burner.

Description

A kind of upper inlet wind type burner

Technical field

The utility model relates to the combustions of the kitchen range of the burner of gas cooker more particularly to a kind of twin-channel upper wind inlet type of band Burner.

Background technique

Currently, for example platform-type gas furnace of top intaking air gas combustion stove and embedded gas stove on the market, wherein embedded combustion gas The burner of furnace is single channel top air inlet structure, and combustion gas is entered by a channel, controls combustion gas firepower, Wu Fadan by valve Solely use interior pyrosphere combustion gas.To solve single channel, that is, no independent central flame, and the problem that thermic load is small, one application No. is It is simple that the Chinese patent of CN98120026.5 (Publication No. CN1212348A) discloses a kind of structure, can separately adjustable central flame With the gas burner of outer ring fire, i.e., this burner is typically provided a central-injection device and an outer ring injector, but this Kind gas burner finds that its combustibility is not ideal enough in an experiment, and primary air is supplied to flame of centre head and external flame The speed of head is uneven, and since the air-breathing of central-injection device and outer ring injector is uneven, combustion gas and primary air it is incomplete Mixing will also result in central flame and the length of flame of outer ring fire is different, meanwhile, ejector pipe is limited by upper inlet wind type burner height, It cannot be made too long, cause channel resistance big, easily occur yellow flame when power is big, especially in small fire gear, Huang Yan is become apparent from. And in order to solve the problems, such as that upper inlet wind type burner ejector pipe cannot be made too long, a Patent No. ZL200680014368.7 (is awarded Power notification number " has the gas stove high power of multiple concentric flame crowns is double to fire for the Chinese invention patent of CN101166934B) Burner " it provides a kind of burner and is provided with minimum four mixing venturi chambers, one above first jet have it is vertical The cavity with tilt axis that the center cavity of straight axis and minimum three uniform intervals are provided with, respectively by different nozzles Supply, due to four venturi chambers burner in the case where, although three cavitys with tilt axis may make and not change The biggish combustion heat can be obtained in the case where the height for becoming integral burner, but still can't resolve the first of centrally located cavity The relative distance of nozzle and central Venturi mixing chamber, the reason is that the double burner includes the circle positioned at below the panel Shape tub-shaped body, that is, term " bottom cup ", in the case where not changing the height of integral burner, central Venturi mixing chamber Height still cannot do length, and length is still shorter, so that the corresponding inner ring flammability of central Venturi mixing chamber is still not Enough ideals, finally, the corresponding cavity with tilt axis of the external ring fire cover of this gas burner, however it remains meeting so that outside The gaseous-pressure of the circumferentially arranged fire hole outflow of ring fire cover is uneven, and the flame of the outer ring fire generated so as to cause external ring fire cover is not Uniformly, non-uniform in order to avoid leading to the problem of flame, it needs to be improved further existing upper inlet wind type burner.

Utility model content

A technical problem to be solved in the utility model is to provide one kind not for above-mentioned state of the art In the case where the height for changing integral burner, the length of the corresponding ejector pipe of central mixing chamber can effectively do long upper air inlet Burner.

Another technical problem to be solved in the utility model is to provide one kind not for above-mentioned state of the art The cooker burner of yellow flame and firepower inability easily occurs.

Another technical problem to be solved in the utility model is to provide one kind not for above-mentioned state of the art Easily because the combustion gas that injector blocking occurs is flowed backward, so as to cause the cooker burner of explosion.

Technical solution adopted by the utility model to solve the above technical problems is as follows: the upper inlet wind type burner, includes: base , mutually independent first injector and at least two is accommodated in the pedestal is located at the second of the first injector periphery Injector；

Connector is arranged on the pedestal, includes inner tray and outer disk body that concentric spacing is arranged, the inner disc The central location of body has the first vertical ejector pipe, and the outer disk body is circumferentially, to be arranged at intervals at least two respectively independent The second injection channel, second injection channel have the inclined axis of relative level；And

Fire cover includes interior ring fire cover and external ring fire cover, is respectively correspondingly arranged on the inner tray and outer disk body, And the first centrally located mixing chamber is formed between the interior ring fire cover and the inner tray, the external ring fire cover with The second mixing chamber for being located at periphery is formed between the outer disk body；First mixing chamber corresponds to first ejector pipe, institute The second mixing chamber is stated corresponding to second injection channel；

First mixing chamber corresponds to first ejector pipe, and second mixing chamber is logical corresponding to second injection Road；

It is characterized by: the pedestal have hollow columnar position, the roof of the hollow posts be recessed downwards be formed with it is recessed Chamber, pedestal also have periphery wall in the periphery of the cavity peripheral wall；First injector is the bottom that the cavity is arranged in On wall, first ejector pipe is protruded into the cavity and is oppositely arranged with first injector；Second injector is then It is arranged on the periphery wall of the pedestal, each second injector is oppositely arranged with corresponding second injection channel.

In order to enable the second injector relative close at a distance from the air intake in the second injection channel, improves ejector capacity； Second injector is above first injector.

In order to avoid the length of the corresponding ejector pipe of central mixing chamber of upper inlet wind type burner in the prior art cannot do length Defect, the utility model proposes following improvement project, the pedestal the cavity peripheral wall periphery at least have one Independent periphery chamber, the upper end outlet of the cavity are connected with first ejector pipe, the upper end seal of the periphery chamber It closes as cecum, the lower part of each periphery chamber is interconnected, and the periphery chamber is arranged in second injector On the peripheral wall of top.

Certain periphery chamber can be a periphery chamber being mutually communicated, or multiple relatively independent to set The multiple periphery chambers set, and be mutually communicated in bottom have effectively achieved the first injector and by means of the closed end The phase fluid of two injectors separates, to allow user individually to control into fuel mixing in the first ejector pipe and the second injection channel The inflow of object.

When periphery chamber is a periphery chamber being mutually communicated, the lower end of the periphery chamber is open for opening End, the pedestal further includes having pedestal, and the center of the pedestal is upward convex to be equipped with flange collar, and the lower end of the periphery chamber is resisted against In the flange collar.

In order to realize the stability of burner entirety and the convenience of installation, the bottom of the pedestal further includes having to be located at The convex annular wall of the flange collar periphery, is connected between the flange collar and convex annular wall by dowel, the convex annular wall Lower section is downwardly convex to be equipped with convex block, and the convex block is equipped with mounting hole.

The design scheme of the utility model focuses on omitting the conventional bottom cup being located under drip pan, but makes Pedestal is locally higher than on drip pan, and the second injector on the one hand can be made opposite at a distance from the air intake in the second injection channel It is relatively close, improve ejector capacity；On the other hand it can also make pedestal that there is the space protruded into for the first ejector pipe, so that the first ejector pipe It can be made longer, further include having drip pan, the peripheral wall of the periphery chamber extends to the periphery in the lower section of second injector There is boss, the boss can support the drip pan.

In order to enable the second injector relative close at a distance from the air intake in the second injection channel, improves ejector capacity, Second injection channel is radial venturi, and the inner edge of the outer disk body is arranged in, second injection channel Air intake extends inwardly in the tonifying Qi chamber surrounded between inner tray and outer disk body to the direction of the inner tray.Certainly this is practical The novel inner edge that second injection channel can be fully defined in outer disk body and in convergence-diffusion tubular structure, can also It is formed in fire cover with tubular structure portion, is partially formed in outer disk body.

It is covered with external ring fire cover on outer disk body for convenience, the outer periphery of the outer disk body is then along second injector Gas outlet in extending in horizontal direction, and the outer periphery of outer disk body outer end it is upward convex be equipped with outer ring wall, described second draws Penetrate channel tube wall it is upward convex be equipped with inner ring wall, be covered with external ring fire cover above the inner ring wall and outer ring wall, it is described Inner ring wall, outer ring wall, external disk body outer periphery and external ring fire cover enclose jointly is set as second mixing chamber.

Further, the external ring fire cover includes annular top wall and the inside edge from the annular top wall, outer ledge Internal ring wall, the external annulus extended obliquely downward, the internal ring wall offset with the inner ring wall, the external annulus and the outer ring Wall surface offsets, and the internal ring wall, which is circumferentially spaced, offers outer fire hole.

It being shelved on the pedestal in order to facilitate inner tray, the top of the pedestal has the upper edge extended outward, and And the inner tray is also had at least two downwardly projecting raised lines and is shelved on the top upper edge of the cylinder with this.

It is controlled to meet burner combustion gas firepower by valve regulated, can be used simultaneously inside and outside ring fire, also can be used alone Interior ring fire, especially in inside, the flame Flame of center and external circumferencial direction have turbulent flow and interference substantially, goes back simultaneously With the cooking function of small fire, has recessed from bottom to top inside the interior ring fire cover and first ejector pipe is supplied to protrude into Groove, the groove and the inner tray, which enclose to set, constitutes first mixing chamber, and the periphery wall of the interior ring fire cover offers endogenous fire Hole.

The utility model is to solve third technical problem in order to prevent from being located on drip pan due to the second injector Brought discharge is easy the second injector, and the problem of bring blocking, the outer of the inner tray is outward extended with outer edge, The inner ring wall of the outer edge and second injection channel tube wall offsets, and the outer edge is constituted on second injector The rain visor of side.

Interval in order to effectively carry out the supply of primary air to the first injector in cavity, between the outer edge It constitutes and connects the tonifying Qi chamber and the first extraneous air intake, the interval between the raised line, which is constituted, connects the tonifying Qi chamber and institute State the second air intake of cavity, first air intake and the second air intake configured in fluid communication.The fuel of first mixing chamber mixes Directly by the first injector, the first ejector pipe is supplied object, while the mixture of the second mixing chamber is directly by the second injector, Second injection channel is supplied, and is separated with the first mixing chamber and the second mixing chamber fluid, thus can individually be supplied it It gives.

In order to prevent, influencing each other from extraneous introducing primary air between the first injector and the second injector, it is described Periphery wall periphery is additionally provided with the separator that can shunt first injector and the second injector.

Compared with prior art, the utility model has the advantage of eliminating the conventional bottom cup being located under drip pan, But make pedestal that there is hollow columnar position, it on the one hand can make the second injector at a distance from the air intake in the second injection channel Relative close improves ejector capacity；On the other hand it can also make pedestal that there is the cavity protruded into for the first ejector pipe, so that not changing In the case where the height for becoming integral burner, the first ejector pipe is set to be made longer, so that the flame of upper inlet wind type burner It is short, uniform and strong, the defects of being not in Huang Yan, be tempered.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of 1 upper inlet wind type burner of the utility model embodiment；

Fig. 2 is the decomposition texture schematic diagram of Fig. 1；

Fig. 3 is the cross-sectional view of Fig. 1；

Fig. 4 is the structural schematic diagram of base bottom in the utility model embodiment 1；

Fig. 5 is the structural schematic diagram of connector bottom surface in the utility model embodiment 1；

Fig. 6 is the positive structural schematic diagram of connector in the utility model embodiment 1；

Fig. 7 is the structural schematic diagram of 2 upper inlet wind type burner of the utility model embodiment；

Fig. 8 is the decomposition texture schematic diagram of Fig. 7；

Fig. 9 is the cross-sectional view of Fig. 7；

Figure 10 is the cross-sectional view of base bottom in the utility model embodiment 2；

Figure 11 is the structural schematic diagram of pedestal in the utility model embodiment 3.

Specific embodiment

The utility model is described in further detail below in conjunction with figure embodiment.

Embodiment 1

It as shown in figs. 1 to 6, is the most preferred embodiment of the utility model, this upper inlet wind type burner is applicable to traditional upper Air inlet burner is equally applicable to the Italian saba husband burner such as Europe, which includes pedestal 1, base The first injector 11 and at least two that phase fluid separation is accommodated in seat 1 is located at the second peripheral injector of the first injector 11 12；The present embodiment is 4, such as in burner of the tool there are two venturi type lumen, in order to obtain 4kW, each individually text Mound formula lumen must be by load 2kW；In tool there are four in the case where the burner of venturi type lumen, each venturi type lumen is reduced Load to 1.25kW, subtract 62.5%, it is 5kW that maximum power, which can be obtained,；And the connector 2 on pedestal 1 is set, the company Junctor 2 includes the inner tray 21 and outer disk body 22 of concentric spacing setting, and the central location of inner tray 21 has vertical first Ejector pipe 211, outer disk body 22 circumferentially, be arranged at intervals with four the second injection independent channels 221, the second injection channel 221 have the inclined axis of relative level；And fire cover, the fire cover include interior ring fire cover 3 and external ring fire cover 4, it is right respectively It is arranged in answering on inner tray 21 and outer disk body 22, and is formed with the first centrally located mixing chamber between inner tray 21 31, the second mixing chamber 40 for being located at periphery is formed between outer disk body 22；First mixing chamber 31 corresponds to the first ejector pipe 211, Second mixing chamber 40 corresponds to the second injection channel 221；Pedestal 1 has a hollow columnar position, and the roofs of the hollow posts is to recessed Fall into and be formed with cavity 13, the bottom wall of cavity 13 is equipped with the first injector 11, the first ejector pipe 211 can protrude into cavity 13 and with First injector 11 is oppositely arranged；Pedestal 1 also has periphery wall 101 in the periphery of 13 peripheral wall of cavity；The setting of second injector 12 On the periphery wall of pedestal 1, each second injector 12 is oppositely arranged with corresponding second injection channel 221, and second Injector 12 is arranged higher than the first injector 11, and the peripheral wall of periphery chamber 14 is extended with to the periphery in the lower section of the second injector 12 The boss 141 of drip pan 6 can be supported, so that the design scheme of the utility model can omit it is conventional be located at drip pan 6 it Under bottom cup, but be locally higher than pedestal 1 on drip pan 6, the second injector 12 and the second injection on the one hand can be made to lead to The air intake in road 221 apart from relative close, improve ejector capacity；Pedestal 1 can also on the other hand had for the first ejector pipe 211 spaces protruded into enable the first ejector pipe 211 to be made longer, and pedestal 1 includes centrally located cavity 13 and surrounds recessed The independent periphery chamber 14 of one of chamber 13, the second injector 12 are arranged higher than the first injector 11, the peripheral wall of periphery chamber 14 It is extended with boss 141 to the periphery in the lower section of the second injector 12, boss 141 can support drip pan 6.

The upper end outlet 131 of the cavity 13 of the present embodiment is connected with the first ejector pipe 211, the upper end seal of periphery chamber 14 It closes as cecum, the open lower end of periphery chamber 14 is open end, and pedestal 1 further includes having pedestal 5, and the center of pedestal 5 is upward convex Equipped with flange collar 51, the lower end of periphery chamber 14 can be resisted against in flange collar 51, and wherein periphery chamber 14 is individually open and with each the Two injectors 12 are connected, and the second supply conduit supplied to the second injector 12 can be made to spray into first carrying out in periphery chamber 14 Buffering, then respectively enter corresponding second injector 12.And in order to realize the stability and installation of burner entirety Convenience, the bottom of pedestal 1 further includes the convex annular wall 52 having positioned at 51 periphery of flange collar, between flange collar 51 and convex annular wall 52 It is connected by dowel 53, the lower section of convex annular wall 52 is downwardly convex to be equipped with convex block 521, and convex block 521 is equipped with mounting hole 5211. And the second injection channel 221 being oppositely arranged with the second injector 12 is radial venturi, and is arranged in outer disk body 22 All edges, and in order to improve the ejector capacity in the second injection channel 221, the air intake in the second injection channel 221 is to inner tray 21 Direction extend inwardly in the tonifying Qi chamber 7 surrounded between inner tray 21 and outer disk body 22 so that the second injection channel 221 It is made longer, closer from the second injector 12.And the outer periphery 222 of outer disk body 22 then along the gas outlet of the second injector 12 in Extend in horizontal direction, and the outer end of the outer periphery 222 of outer disk body 22 is upward convex equipped with outer ring wall 2221, the second injection is logical The tube wall in road 221 is upward convex to be equipped with inner ring wall 2211, is covered with outer ring fire above inner ring wall 2211 and outer ring wall 2221 Lid 4, inner ring wall 2211, outer ring wall 2221,22 outer periphery 222 of outer disk body and external ring fire cover 4 enclose that be set as second mixed jointly Gas chamber 40, external ring fire cover 4 include annular top wall 41 and are tilted towards from the inside edge of the annular top wall 41, outer ledge downward Internal ring wall 42, the external annulus 43 stretched, internal ring wall 42 offset with inner ring wall 2211, and external annulus 43 offsets with outer ring wall 2221, Internal ring wall 42, which is circumferentially spaced, offers outer fire hole 421, and such fit system can make external ring fire cover 4 be easier to be assemblied in outer disk body On 22.

In addition, inner tray 21 is shelved on pedestal 1 for convenience, the top of pedestal 1 has the upper edge extended outward 15, and inner tray 21 is also had there are four downwardly projecting raised line 210 and is shelved on the top upper edge 15 of pedestal 1 with this. With groove that is recessed from bottom to top and supplying the first ejector pipe 211 to protrude into inside interior ring fire cover 3, which encloses with inner tray 21 is set The first mixing chamber 31 is constituted, the periphery wall of interior ring fire cover 3 offers interior fire hole 32.The outer of inner tray 21 is outward extended with outside Edge 212, outer edge 212 and the inner ring wall 2211 of 221 tube wall of the second injection channel offset, and outer edge 212 constitutes the second injection The rain visor of 12 top of device.Second is easy since the second injector 12 is located at brought discharge on drip pan 6 in order to prevent Injector 12, and the problem of bring blocking, the interval between outer edge 212 constitutes connection tonifying Qi chamber 7 and extraneous first and enters gas Mouthfuls 71, the interval between raised line 210 constitutes the second air intake 72 of connection tonifying Qi chamber 7 and cavity 13, the first air intake 71 and the Two air intakes, 72 configured in fluid communication.

With reference to Fig. 3, as described above, primary air, combustion gas and mixed primary air and combustion gas are in burner internal Path (referring to dotted arrow) is as follows, due to the first injector 11, to the gas in the first ejector pipe 211 and the first mixing chamber 31 Low pressure caused by injection, and will be primary empty by the kinetic energy of combustion gas itself by the first air intake 71 and the second air intake 72 For gas from the cavity 13 of extraneous sucking pedestal 1, the premix for carrying out primary air and combustion gas finally enters the first mixing chamber 31, mixes Rear primary air and combustion gas are finally by the interior fire hole 32 of interior ring fire cover 3 and together with the auxiliary air of external environment by point Combustion forms interior ring fire.And fire cover further includes having the periphery fire that can enable users to individually control, the periphery required primary air of fire and Combustion gas is input in the second mixing chamber 40 by the second injection channel 221 independently of the first ejector pipe 211, meanwhile, the second mixed gas Room 40 is separated with the first mixing chamber 31, realizes the fluid separation of the second mixing chamber 40 and the first mixing chamber 31 by this method, then Individually it can be supplied, be entered in the first ejector pipe 211 and the second injection channel 221 with allowing user individually to control The inflow of fuel mixture, to adjust the size of periphery fire and central flame, adjusting, which is connected to, is set to 1 periphery of pedestal and cavity The regulating valve of 13 the first air inlet pipe 9 being connected and the second air inlet pipe 10 being connected with periphery chamber 14.

Embodiment 2

It is essentially identical with the structure of embodiment 1 as shown in Fig. 7~10, only difference is that: the upper end outlet of cavity 13 131 are connected with the first ejector pipe 211, and the upper end closed of periphery chamber 14 is cecum, and each 14 the present embodiment of periphery chamber is 4 A, lower end is in that the channel 8 of similar " ten " font is interconnected, and second to be connected with corresponding periphery chamber 14 is sprayed Emitter 12 is circumferentially spaced on the peripheral wall that periphery chamber 14 is arranged in, wherein primary air, combustion gas and mixed primary air With combustion gas in the path of burner internal (referring to the dotted arrow of Fig. 9).

Embodiment 3

As shown in figure 11, essentially identical with the structure of embodiment 1, only difference is that: and in order to prevent, the first injection Influencing each other for primary air is introduced from extraneous between device 11 and the second injector 12,101 periphery of periphery wall, which is additionally provided with, to be shunted The separator 100 of first injector 11 and the second injector 12.

Claims (13)

1. a kind of upper inlet wind type burner, includes:

Pedestal (1), the pedestal (1) is interior to accommodate mutually independent first injector (11) and at least two positioned at described first The second injector (12) of injector (11) periphery；

Connector (2) is arranged on the pedestal (1), includes inner tray (21) and outer disk body that concentric spacing is arranged (22), the central location of the inner tray (21) has vertical the first ejector pipe (211), the outer disk body (22) circumferentially, At least two second injection independent channels (221) are arranged at intervals with, second injection channel (221) has opposite water The inclined axis of plane；And

Fire cover includes interior ring fire cover (3) and external ring fire cover (4), the inner tray (21) and external disk is respectively correspondingly arranged in On body (22), and the mixed gas of centrally located first is formed between the interior ring fire cover (3) and the inner tray (21) Room (31) forms the second mixing chamber (40) for being located at periphery between the external ring fire cover (4) and the outer disk body (22)；It is described First mixing chamber (31) corresponds to first ejector pipe (211), and second mixing chamber (40) corresponds to second injection Channel (221)；

It is characterized by: the pedestal (1) has hollow columnar position, the roof of the hollow posts, which is recessed downwards, is formed with cavity (13), pedestal (1) also has periphery wall (101) in the periphery of the cavity (13) peripheral wall；First injector (11) is i.e. It is arranged on the bottom wall of the cavity (13), first ejector pipe (211) is protruded into the cavity (13) and with described first Injector (11) is oppositely arranged；Second injector (12) is then arranged on the periphery wall (101) of the pedestal (1), Mei Ge Two injectors (12) are oppositely arranged with corresponding second injection channel (221).

2. upper inlet wind type burner according to claim 1, it is characterised in that: second injector (12) is above institute The first injector (11) stated.

3. upper inlet wind type burner according to claim 1, it is characterised in that: the pedestal (1) is in the cavity (13) week The periphery of wall at least has an independent periphery chamber (14), the upper end outlet (131) and described first of the cavity (13) Ejector pipe (211) is connected, and the upper end closed of the periphery chamber (14) is cecum, the lower part of each periphery chamber (14) It is interconnected, second injector (12) is arranged on the top peripheral wall of the periphery chamber (14).

4. upper inlet wind type burner according to claim 3, it is characterised in that: the lower end opening of the periphery chamber (14) is Open end, the pedestal (1) further include having pedestal (5), and the center of the pedestal (5) is upward convex to be equipped with flange collar (51), described outer The lower end of all chambers (14) is resisted against on the flange collar (51).

5. upper inlet wind type burner according to claim 4, it is characterised in that: the bottom of the pedestal (1) further includes having position Convex annular wall (52) in the flange collar (51) periphery passes through dowel (53) between the flange collar (51) and convex annular wall (52) It is connected, the lower section of the convex annular wall (52) is downwardly convex to be equipped with convex block (521), and the convex block (521) is equipped with mounting hole (5211)。

6. according to upper inlet wind type burner described in claim 3 or 4 or 5, it is characterised in that: it further include having drip pan (6), it is described The peripheral wall of periphery chamber (14) is extended with boss (141), the boss in the lower section of second injector (12) to the periphery (141) it can support the drip pan (6).

7. upper inlet wind type burner described in any one claim according to claim 1~5, it is characterised in that: described second Injection channel (221) is radial venturi, and is arranged in the inner edge of the outer disk body (22), second injection channel (221) air intake is extended inwardly to the direction of the inner tray (21) to be surrounded between inner tray (21) and outer disk body (22) In tonifying Qi chamber (7).

8. upper inlet wind type burner according to claim 7, it is characterised in that: the outer periphery (222) of the outer disk body (22) Then the gas outlet along second injector (12) is in horizontal direction in extending, and the outer periphery (222) of outer disk body (22) Outer end is upward convex to be equipped with outer ring wall (2221), and the tube wall in second injection channel (221) is upward convex to be equipped with inner ring wall (2211), external ring fire cover (4), the inner ring wall are covered with above the inner ring wall (2211) and outer ring wall (2221) (2211), outer ring wall (2221), outer disk body (22) outer periphery (222) and external ring fire cover (4) enclose jointly and are set as described second Mixing chamber (40).

9. upper inlet wind type burner according to claim 8, it is characterised in that: the external ring fire cover (4) includes cyclic annular top Wall (41) and internal ring wall (42), the external annulus extended obliquely downward from the inside edge of the annular top wall (41), outer ledge (43), the internal ring wall (42) offsets with the inner ring wall (2211), the external annulus (43) and the outer ring wall (2221) it offsets, the internal ring wall (42), which is circumferentially spaced, offers outer fire hole (421).

10. upper inlet wind type burner according to claim 8 or claim 9, it is characterised in that: the top of the pedestal (1) have to The upper edge (15) of outer extension, and the inner tray (21) has at least two downwardly projecting raised lines (210) and also with this It is shelved on the top upper edge (15) of the pedestal (1).

11. upper inlet wind type burner according to claim 10, it is characterised in that: have certainly inside the interior ring fire cover (3) Lower past fovea superior and the groove protruded into for first ejector pipe (211), which encloses with the inner tray (21) sets described in composition The periphery wall of first mixing chamber (31), the interior ring fire cover (3) offers interior fire hole (32).

12. upper inlet wind type burner according to claim 11, it is characterised in that: the outer of the inner tray (21) is to extension Stretching has outer edge (212), inner ring wall (2211) phase of the outer edge (212) and second injection channel (221) tube wall It supports, the outer edge (212) constitutes the rain visor above second injector (12).

13. upper inlet wind type burner according to claim 12, it is characterised in that: the interval between the outer edge (212) It constitutes and connects the tonifying Qi chamber (7) and extraneous the first air intake (71), the interval between the raised line (210) constitutes connection institute State the second air intake (72) of tonifying Qi chamber (7) Yu the cavity (13), first air intake (71) and the second air intake (72) Configured in fluid communication.