CN207230543U - A kind of fire cover of high thermal efficiency and the burner using the fire cover - Google Patents

A kind of fire cover of high thermal efficiency and the burner using the fire cover Download PDF

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Publication number
CN207230543U
CN207230543U CN201721157089.8U CN201721157089U CN207230543U CN 207230543 U CN207230543 U CN 207230543U CN 201721157089 U CN201721157089 U CN 201721157089U CN 207230543 U CN207230543 U CN 207230543U
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ring
interior
flame
burning ring
blast tube
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陈丽霞
陈其明
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Abstract

A kind of fire cover the utility model discloses high thermal efficiency and the burner using the fire cover.The fire cover of high thermal efficiency therein, by the way of interior fuel tank is directly connected with the first blast tube, not only reduces interior firestopping ring, on the basis of flame envelope is integrally disposed in realization, enormously simplify the structure of fire cover;And combustion gas is small into the resistance of interior fuel tank spray jet flames, the jet velocity of flame is fast, forms steady and sustained toroidal helical shape internal flame, not only high combustion efficiency, but also avoids internal flame and excessively concentrate, and reduces the heat transfer efficiency of flame.

Description

A kind of fire cover of high thermal efficiency and the burner using the fire cover
Technical field
It the utility model is related to a kind of fire cover of high thermal efficiency and the burner using the fire cover.
Background technology
The fire hole of normal domestic use burner for gas stove be mostly it is annular straight set upwards or obliquely, flame it is opposite be also Straight to spray upwards or obliquely, the covering surface of flame is bad, can only be heated in the cooking tools such as frying pan bottom a small range. If it is desired to improving the covering surface of flame, the quantity of annular fire hole can only be increased, that is, multiple annular concentric fire holes are set.Although so The area coverage of flame can be improved, but the area of plane of burner is larger, is unfavorable for installing and uses.And conventional burners Mostly using casting, die-casting process production, once structure is fixed, combustion power is also just fixed therewith, is matched somebody with somebody if to change power Put, then need to redesign and mold, will prepare corresponding spare part for more specification product demands, it is time-consuming and laborious, and without Ji.
In addition the inlet chamber to burn directly penetrates pipe with primary air and is connected, and burning is not abundant enough with mixed gas buffering, leads Cause gas pressure extremely unstable, adversely affecting its combustion quality.
The Chinese invention patent of Publication No. CN103851655B discloses a kind of modular combination burner, including coaxial The internal flame ring and flame envelope ring of setting, the internal flame ring are equipped with interior fire output hole, and the flame envelope ring is equipped with outgoing fire Hole, interior fire output hole and outer fire output hole respectively inwards with outside jet flames.Such scheme using interior flame envelope it is integrated by the way of, With the volume of very little, larger port coverage is realized, adaptability is fine, can particularly well adapt to integrated kitchen range etc. pair Installation space limits larger use environment.And can be as needed, the number of plies of internal flame ring and flame envelope ring is adjusted, so that Flexible modulation goes out fiery power, and flexibility is fine.But also there is very big shortcoming for the program:Since blast tube is needed via combustion gas Distribution cavity, interior firestopping ring and the first groove could be interior spouting from fire output hole, and resistance of the combustion gas in the process of circulation is very big, often Pressure of the combustion gas in arrival at fire output hole very little.Although can also complete to spray, since jet velocity is slower, injection And the flame gone out can form the internal flame of a similar bud shape at endoporus center, the distribution of flame is concentrated very much.When in use, A very big vacuum area can be formed between internal flame and flame envelope, the fine profit of heat is so produced not only bad for fuel gas buring With, and the uneven heating in the bottom of a pan is even, seriously affects the usage experience of client.
Meanwhile the technical solution described in the patent is also insufficient without the combustion gas mixing in the presence of the solution prior art The problem of.
The content of the invention
The technical problem to be solved by the present invention is to provide a kind of fire cover of high thermal efficiency, using interior fuel tank and interior spray The outspoken mode led in succession, the resistance that combustion gas enters interior fuel tank spray jet flames is small, and the jet velocity of flame is fast, is formed and stablized Lasting toroidal helical shape internal flame, not only high combustion efficiency, but also avoid internal flame and excessively concentrate, improves the covering surface of flame Product, and then improve the heat transfer efficiency of flame.
In order to solve the above-mentioned technical problem, the technical scheme that the utility model is provided is as follows:Including at least internal flame module, institute The internal flame module stated includes the interior burning ring of annular;Circumferentially annular spread has burning ring in some connections on the interior burning ring Fuel tank and the inner nozzle of interior burning ring inner edge in upper surface and the interior fuel tank of lower face, and connection;The spray of the inner nozzle Fiery direction is tilted relative to the diameter where inner nozzle and interior burning ring inner edge intersection point, and the flame direction of each inner nozzle is around interior Burning ring axis is at the same time towards clockwise or counterclockwise.
It is distributed with the interior burning ring in the interior fuel tank of burning ring upper surface and lower face in some connections, and connection Fuel tank and the inner nozzle of interior burning ring inner edge;First blast tube is connected with interior fuel tank;Combustion gas is via the first combustion Gas passage and interior fuel tank, and sprayed from inner nozzle, burn in the annular cavity of interior burning ring.The extension side of the inner nozzle Diameter to where relative to inner nozzle and interior burning ring inner edge intersection point tilts, and the flame direction of each inner nozzle goes out fire in Coil axis is at the same time towards clockwise or counterclockwise.Internal flame from inner nozzle after spraying, along the annular cavity of interior burning ring formation Helical form rises.
Compared with prior art, on the basis of flame jeting effect is realized, interior firestopping ring structure is reduced, with simpler Single structure realizes the technical purpose of the prior art.And by the way of interior fuel tank is directly connected with inner nozzle, combustion gas into Enter that the resistance of interior fuel tank spray jet flames is small, and the jet velocity of flame is fast, the injection direction of flame is stablized, and can form stabilization Lasting toroidal helical shape internal flame, not only high combustion efficiency, but also avoid internal flame and excessively concentrate, the heat transfer for reducing flame are imitated Rate.
Preferably, the width of the interior fuel tank is more than the width of inner nozzle.Combustion gas via interior fuel tank within entering During nozzle, since gas flow area reduces, the pressure increase of combustion gas, flow velocity accelerates, and plays the role of pressurized.So that The flame that is sprayed from inner nozzle flow to more stable, avoid flame from collecting because flow velocity is too low to central area.
Preferably, the interior burning ring includes going out fiery piece in some, the interior burning ring by it is interior go out fiery piece be laminated Form.According to different behaviours in service, the quantity of burning ring in adjustment, so as to have the function that to adjust combustion power.
Preferably, further including internal partition and the cover board of annular, the internal partition is equipped with the first blast tube;It is described Internal flame module be arranged between internal partition and cover board, side of the cover board away from internal flame module is equipped with flame envelope module;It is described The first blast tube connected with interior fuel tank.While structure height is integrated, the injection respectively of interior flame envelope is realized, is carried The high area coverage of flame, improves heat transfer efficiency.Compared with prior art, on the basis of stating technical purpose in realization, Reduce interior firestopping ring structure, structure is simpler, and production cost is relatively low.
Preferably, the cover board is equipped with the second blast tube, second blast tube leads to the first combustion gas Road connects;The flame envelope module includes flame envelope ring, and the peripheral annual of the flame envelope ring is distributed with and the second blast tube The outer nozzle of connection;The described one end of flame envelope ring away from cover board is equipped with sealing plate.
Preferably, the flame envelope ring includes some outer burning rings and outer firestopping ring;Set on the outer burning ring There is the outer fuel tank axially through outer burning ring, the outer fuel tank is connected with outer nozzle;Set in the outer firestopping ring Have and the disconnected gas distribution channel in outer rim and inner edge;The outer burning ring and alternately laminated and described defeated of outer firestopping ring Gas passage connects corresponding outer fuel tank on adjacent outer burning ring.
Preferably, the outer burning ring includes main burning ring and secondary burning ring, the outer nozzle of the main burning ring is wide Degree is more than the outer nozzle width of secondary burning ring.Since the width of outer nozzle is different, the injection pressure of main burning ring and secondary burning ring Difference, so as to cause the jet length of flame also different.When air inflow is smaller, the firing amount of main burning ring is larger, and sprays Penetrate closer to the distance, and secondary burning ring at this time is since resistance is excessive, firing amount very little, even without flame;And when air inflow adds When big, the flame jet length of main burning ring is larger, and the flame of secondary burning ring injection has been filled up because main burning ring is with well Space between flame.Therefore, either low-power operating mode, or high power operating mode, can ensure the covering surface of flame well Product, avoids the occurrence of larger flame vacuum area, improves the usage experience of user.
Preferably, the flame envelope ring includes outer burning ring, the flame envelope ring is laminated by some outer burning rings Form;The outer burning ring is equipped with the outer fuel tank axially through outer burning ring, the outer fuel tank and outer nozzle Connection;Catch, the outer burning ring outer rim arc corresponding to the catch are formed on the outer burning ring between two neighboring outer nozzle The long outer burning ring outer rim arc length being greater than or equal to corresponding to outer nozzle;The nozzle and the catch pair on adjacent outer burning ring Should.In order to increase the circulating resistance of combustion gas in flame envelope module, otherwise flame jet length is excessive, more than the scope in the bottom of a pan, outer spray Mouth is to be discrete.Such scheme utilizes the Rational Arrangement of outer burning ring self structure, is realizing the discrete setting of outer nozzle On the basis of, structure is simpler, and production cost is lower.
Preferably, the outside diameter of the interior burning ring is less than the outside diameter of cover board;The internal flame module, which further includes, to be arranged on Interior flame envelope space ring of the interior burning ring away from internal partition one end, the interior flame envelope space ring and interior burning ring releasable connection or one It is body formed;Gas flow guiding circle is equipped between interior the flame envelope space ring and cover board, the outer rim of the gas flow guiding circle is distributed with Combustion gas distributing trough, the combustion gas distributing trough are connected with the first blast tube and the second blast tube respectively.Interior flame envelope space ring Internal flame and flame envelope are separated well.It is smaller to enter the resistance of interior fuel tank due to combustion gas, if interior flame envelope is without dividing From combustion gas will more enter interior fuel tank, and the gas quantity for entering flame envelope module can be seldom, the covering surface of serious informer's flame The distribution of product and heat.
Preferably, first blast tube includes interior blast tube and outer blast tube, the interior combustion gas is led to Connect or independently set between road and outer blast tube;The interior blast tube is connected with interior fuel tank, and described is outer Blast tube is connected with the second blast tube.Interior blast tube and outer blast tube supply internal flame module and flame envelope module institute respectively The combustion gas needed.Interior blast tube and outer blast tube can be diversified forms.
Preferably, the fuel gas transmission for connecting outer blast tube and the second blast tube is equipped with the interior burning ring Hole.
Preferably, being equipped with packing ring between the interior burning ring and internal partition, the packing ring is equipped with air slot, institute The air slot stated connects the first blast tube and interior fuel tank.Since the spacing between cover board and internal partition is relatively fixed, packing ring Smoothly on the basis of circulation, according to interior burning ring thickness change, can flexibly it be set, adaptability is good ensureing combustion gas.
A kind of burner, including housing, the interior cavity volume for being equipped with upward opening of the housing;Further include high fever as described above The fire cover of efficiency, the internal flame module and internal partition are located in cavity volume, and the opening of the cover board and cavity volume is tightly connected;Institute The internal partition stated is tightly connected with surrounding the side plate of cavity, and cavity volume is divided into combustion gas mixing chamber and combustion gas distribution cavity.
Preferably, the housing inner bottom surface is equipped with small with the concentric inside panel being distributed of side plate, the height of the inside panel In the height of side plate;The internal partition is tightly connected with inside panel, and combustion gas mixing chamber is divided into inner cavity by the inside panel And annular outer-cavity;The bottom of the annular outer-cavity is equipped with air inlet, and the airintake direction of the air inlet is parallel to where air inlet Position relative to housing axle center tangential direction;The described one end of annular outer-cavity bottom away from air inlet is equipped with some flow-disturbing holes. Combustion gas and air enter annular outer-cavity from air inlet at the same time, due to airintake direction parallel to air inlet position relative to housing The tangential direction in axle center, combustion gas and air rotate rising in annular outer-cavity, and are mixed during rising.Meanwhile Air entrance is had at flow-disturbing hole, when the mixture of air and combustion gas flows through flow-disturbing hole, under the action of air-flow at flow-disturbing hole, Air is further mixed with combustion gas so that fuel gas buring is more abundant, improves the efficiency of combustion of follow-up combustion gas.
Brief description of the drawings
Fig. 1 is the structure diagram of the fire cover of the high thermal efficiency of the utility model first embodiment;
Fig. 2 is the explosive view of the fire cover of the high thermal efficiency of the utility model first embodiment;
Fig. 3 be the high thermal efficiency of the utility model first embodiment fire cover in main burning ring structure diagram;
Fig. 4 be the high thermal efficiency of the utility model first embodiment fire cover in secondary burning ring structure diagram;
Fig. 5 be the high thermal efficiency of the utility model first embodiment fire cover in interior burning ring structure diagram;
Fig. 6 is full sectional view of the utility model first embodiment using the burner of the fire cover of high thermal efficiency;
Fig. 7 is the structure diagram of the utility model first embodiment burner middle casing;
Fig. 8 is the explosive view of the fire cover of the high thermal efficiency of the utility model second embodiment;
Fig. 9 is the explosive view of the fire cover of the high thermal efficiency of the utility model 3rd embodiment;
Figure 10 is the structure diagram of the high thermal efficiency China and foreign countries flame module of the utility model 3rd embodiment;
Figure 11 is the explosive view of the high thermal efficiency of the utility model fourth embodiment;
Figure 12 is the structure diagram of interior burning ring in the high thermal efficiency of the utility model fourth embodiment;
Figure 13 is a kind of structure diagram of internal partition in the high thermal efficiency of the utility model fourth embodiment;
Figure 14 is a kind of structure diagram of internal partition in the high thermal efficiency of the utility model fourth embodiment;
Figure 15 is a kind of structure diagram of internal partition in the high thermal efficiency of the utility model fourth embodiment;
Figure 16 is a kind of structure diagram of internal partition in the high thermal efficiency of the utility model fourth embodiment;
Figure 17 is the explosive view of the 5th high thermal efficiency of embodiment of the utility model.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining The utility model, is not used to limit the utility model.
Embodiment one
As shown in Figure 1, a kind of fire cover of high thermal efficiency, including internal partition 1 and the cover board 3 of annular, as shown in Fig. 2, described Internal partition 1 be equipped with the first blast tube 11.Internal flame module 2, the cover board 3 are equipped between the internal partition 1 and cover board 3 Side away from internal partition 1 is equipped with flame envelope module.In limited volume, integrally disposed internal flame and flame envelope, the covering surface of flame Product is big.The cover board 3 is equipped with the second blast tube 31, and second blast tube 31 connects with the first blast tube 11 It is logical;The flame envelope module includes flame envelope ring 4, and the peripheral annual of the flame envelope ring 4 is distributed with and the second blast tube 31 The outer nozzle 45 of connection;The described one end of flame envelope ring 4 away from cover board 3 is equipped with sealing plate 5.
As shown in Fig. 2, the internal flame module 2 includes the interior burning ring 23 of annular, as shown in figure 5, the interior burning ring It is distributed with the interior fuel tank 232 of 23 upper surface of burning ring and lower face in some connections in 23, and fuel tank 232 and interior in connection The inner nozzle 234 of 23 inner edge of burning ring.First blast tube 11 is connected with interior fuel tank 232;Combustion gas is via the first combustion Gas passage 11 and interior fuel tank 232, and sprayed from inner nozzle 234, burn in the annular cavity of interior burning ring 23.Such as Fig. 5 institutes Showing, the extending direction of the inner nozzle 234 is tilted relative to the diameter where inner nozzle 234 and interior 23 inner edge intersection point of burning ring, Angle of inclination is 45 ° ~ 60 °, and the flame direction of each inner nozzle 234 surrounds interior 23 axis of burning ring at the same time towards the clockwise or inverse time Pin direction.Internal flame rises in the annular cavity helical form after the ejection of inner nozzle 234, formed along interior burning ring 23.
As shown in Fig. 2, the outside diameter of the interior burning ring 23 is less than the outside diameter of cover board 3;The internal flame module 2, which further includes, to be set Put the interior flame envelope space ring 22 away from 1 one end of internal partition in interior burning ring 23, the interior flame envelope space ring 22 and interior burning ring 23 releasable connections are integrally formed.Gas flow guiding circle 21, the gas are equipped between interior the flame envelope space ring 22 and cover board 3 The outer rim of baffle liner 21 is distributed with combustion gas distributing trough 211, the combustion gas distributing trough 211 respectively with the first blast tube 11 and Two blast tubes 31 connect.Interior flame envelope space ring 22 well separates internal flame and flame envelope.Since combustion gas enters interior combustion gas The resistance of groove 232 is smaller, if interior flame envelope is not isolated, combustion gas will more enter interior fuel tank 232, and enter flame envelope mould The gas quantity of block can be seldom, the area coverage of serious informer's flame and the distribution of heat.
As shown in figure 5, the width of the interior fuel tank 232 is more than the width of inner nozzle 234.Combustion gas is via interior fuel tank During 232 entrance inner nozzle 234, since gas flow area reduces, the pressure increase of combustion gas, flow velocity accelerates, and plays pressurized Effect.So that the flame sprayed from inner nozzle 234 flow to it is more stable, avoid flame because flow velocity is too low and to central area Collect.
As shown in Fig. 2, the flame envelope ring 4 includes some outer burning rings and outer firestopping ring 42.As shown in Figure 3 and Figure 4, The outer burning ring is equipped with the outer fuel tank 44 axially through outer burning ring, the outer fuel tank 44 and outer nozzle 45 Connection.It is equipped with and the disconnected gas distribution channel 421 of outer rim and inner edge in the outer firestopping ring 42.The outer burning ring and The alternately laminated and described gas distribution channel 421 of outer firestopping ring 42 connects corresponding outer fuel tank 44 on adjacent outer burning ring.
As shown in Fig. 2, the outer burning ring includes main burning ring 41 and secondary burning ring 43, as shown in Figure 3 and Figure 4, institute 45 width of outer nozzle for stating main burning ring 41 is more than 45 width of outer nozzle of secondary burning ring 43.Due to outer nozzle 45 width not Together, main burning ring 41 is different with the injection pressure of secondary burning ring 43, so as to cause the jet length of flame also different.Work as air inflow When smaller, the firing amount of main burning ring 41 is larger, and jet length is nearer, and secondary burning ring 43 at this time is due to resistance mistake Greatly, firing amount very little, even without flame.And when air inflow increases, the flame jet length of main burning ring 41 is larger, and pair goes out The flame that pyrosphere 43 sprays has been filled up because of the space between main burning ring 41 and internal flame well.Therefore, either low-power work Condition, or high power operating mode, can ensure the area coverage of flame well, avoid the occurrence of larger flame vacuum area, carry The usage experience of high user.
Compared with prior art, the mode directly connected with the first blast tube 11 with interior fuel tank 232, not only reduces Interior firestopping ring, on the basis of flame envelope is integrally disposed in realization, enormously simplify the structure of fire cover;And combustion gas enters interior combustion gas The resistance that groove 232 sprays jet flames is small, and the jet velocity of flame is fast, forms steady and sustained toroidal helical shape internal flame, not only fires Burn efficient, and avoid internal flame and excessively concentrate, reduce the heat transfer efficiency of flame.
As shown in fig. 6, a kind of burner, including housing 6, the interior cavity volume 64 for being equipped with upward opening of the housing 6;Further include The fire cover of high thermal efficiency as described above, the internal flame module 2 and internal partition 1 are located in cavity volume 64, the cover board 3 and cavity volume 64 opening is tightly connected;The internal partition 1 is tightly connected with surrounding the side plate of cavity, and cavity volume 64 is divided and is mixed for combustion gas Close chamber and combustion gas distribution cavity.
As shown in Figure 6 and Figure 7,6 inner bottom surface of housing is equipped with and the concentric inside panel 62 being distributed of side plate, the inside panel 62 height is less than the height of side plate;The internal partition 1 is tightly connected with inside panel 62, and the inside panel 62 is by combustion gas Mixing chamber is divided into inner cavity and annular outer-cavity;The bottom of the annular outer-cavity is equipped with air inlet 61, the air inlet side of the air inlet 61 To the tangential direction parallel to 61 position of air inlet relative to 6 axle center of housing;The annular outer-cavity bottom is away from air inlet 61 one end is equipped with some flow-disturbing holes 63.Combustion gas and air enter annular outer-cavity from air inlet 61 at the same time, since airintake direction is put down Tangential direction of the row in 61 position of air inlet relative to 6 axle center of housing, combustion gas and air rotate rising in annular outer-cavity, And mixed during rising.Meanwhile air entrance is had at flow-disturbing hole 63, when air and the mixture of combustion gas flow through During flow-disturbing hole 63, under the action of air-flow at flow-disturbing hole 63, air is further mixed with combustion gas so that and fuel gas buring is more abundant, Improve the efficiency of combustion of follow-up combustion gas.
Embodiment two
As shown in figure 8, compared with embodiment one, the difference of the present embodiment is, the interior burning ring 23 includes It is some in go out fiery piece 231, the interior burning ring 23 by it is interior go out fiery piece 231 be laminated.According to different behaviours in service, adjustment The quantity of interior burning ring 23, so as to have the function that to adjust combustion power.
Embodiment three
As shown in figure 9, compared with embodiment one, the difference of the present embodiment is, the flame envelope ring 4 includes outer Burning ring, the flame envelope ring 4 are laminated by some outer burning rings.The outer burning ring is equipped with axially through outer The outer fuel tank 44 of burning ring, the outer fuel tank 44 are connected with outer nozzle 45.As shown in Figure 3 and Figure 4, the outer burning ring Catch 46 is formed between upper two neighboring outer nozzle 45, the outer burning ring outer rim arc length corresponding to the catch 46 is greater than or equal to Outer burning ring outer rim arc length corresponding to outer nozzle 45, as shown in Figure 10, the nozzle and the catch 46 on adjacent outer burning ring It is corresponding.In order to increase the circulating resistance of combustion gas in flame envelope module, otherwise flame jet length is excessive, more than the scope in the bottom of a pan, outside Nozzle 45 is to be discrete.Such scheme utilizes the Rational Arrangement of outer burning ring self structure, is realizing that outer nozzle 45 is discrete On the basis of setting, structure is simpler, and production cost is lower.
Example IV
As shown in figure 11, compared with embodiment one, the difference of the present embodiment is, first blast tube 11 Including interior blast tube 111 and outer blast tube 112, between the interior blast tube 111 and outer blast tube 112 connection or Independently set.The interior blast tube 111 is connected with interior fuel tank 232, the outer blast tube 112 and second combustion Gas passage 31 connects.Interior blast tube 111 and outer blast tube 112 supply internal flame module 2 and the combustion needed for flame envelope module respectively Gas.Interior blast tube 111 and outer blast tube 112 can be diversified forms, both can be split type knot as shown in Figs. 13 and 14 Structure, can also be an integral structure as shown in figs, be to internal flame module and flame envelope module supply at the same time as long as can realize Can.As shown in figure 12, the combustion gas that outer 112 and second blast tube 31 of blast tube of connection is equipped with the interior burning ring 23 is defeated Send hole 233.
Embodiment five
As shown in figure 17, compared with embodiment one, the difference of the present embodiment is, the interior burning ring 23 and interior Packing ring 24 is equipped between partition plate 1, the packing ring 24 is equipped with air slot 241, and the air slot 241 connects the first combustion gas and leads to Road 11 and interior fuel tank 232.Since the spacing between cover board 3 and internal partition 1 is relatively fixed, packing ring 24 can ensure that combustion gas is suitable On the basis of profit circulation, according to interior 23 thickness change of burning ring, flexibly set, adaptability is good.
The fire cover of above-described high thermal efficiency and the burner using the fire cover, using interior fuel tank and the first blast tube The mode directly connected, not only reduces interior firestopping ring, on the basis of flame envelope is integrally disposed in realization, enormously simplify fire cover Structure;And combustion gas is small into the resistance of interior fuel tank spray jet flames, the jet velocity of flame is fast, is formed steady and sustained Toroidal helical shape internal flame, not only high combustion efficiency, but also avoid internal flame and excessively concentrate, reduces the heat transfer efficiency of flame.
In short, the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all All any modification, equivalent and improvement made within spirit of the present utility model and principle etc., should be included in this practicality Within new protection domain.

Claims (14)

  1. A kind of 1. fire cover of high thermal efficiency, it is characterised in that:Including at least internal flame module(2), the internal flame module(2)Including The interior burning ring of annular(23);The interior burning ring(23)On circumferentially annular spread have burning ring in some connections(23)Upper end Face and the interior fuel tank of lower face(232), and fuel tank in connection(232)With interior burning ring(23)The inner nozzle of inner edge(234); The inner nozzle(234)Flame direction relative to inner nozzle(234)With interior burning ring(23)Diameter where the intersection point of inner edge inclines Tiltedly, and each inner nozzle(234)Flame direction surround interior burning ring(23)Axis is at the same time towards clockwise or counterclockwise.
  2. 2. the fire cover of high thermal efficiency according to claim 1, it is characterised in that:The interior fuel tank(232)Width it is big In inner nozzle(234)Width.
  3. 3. the fire cover of high thermal efficiency according to claim 2, it is characterised in that:The interior burning ring(23)Including some Inside go out fiery piece(231), the interior burning ring(23)By it is interior go out fiery piece(231)It is laminated.
  4. 4. the fire cover of high thermal efficiency according to any one of claim 1-3, it is characterised in that:Further include internal partition(1) With the cover board of annular(3), the internal partition(1)It is equipped with the first blast tube(11);The internal flame module(2)It is arranged on Internal partition(1)With cover board(3)Between, the cover board(3)Away from internal flame module(2)Side be equipped with flame envelope module;Described One blast tube(11)With interior fuel tank(232)Connection.
  5. 5. the fire cover of high thermal efficiency according to claim 4, it is characterised in that:The cover board(3)It is equipped with the second combustion Gas passage(31), second blast tube(31)With the first blast tube(11)Connection;The flame envelope module includes outer Flame ring(4), the flame envelope ring(4)Peripheral annual be distributed with and the second blast tube(31)The outer nozzle of connection(45); The flame envelope ring(4)Away from cover board(3)One end be equipped with sealing plate(5).
  6. 6. the fire cover of high thermal efficiency according to claim 5, it is characterised in that:The flame envelope ring(4)Including some Outer burning ring and outer firestopping ring(42);The outer burning ring is equipped with the outer fuel tank axially through outer burning ring(44), The outer fuel tank(44)With outer nozzle(45)Connection;The outer firestopping ring(42)Interior be equipped with does not connect with outer rim and inner edge Logical gas distribution channel(421);The outer burning ring and outer firestopping ring(42)Alternately laminated and described gas distribution channel(421) Connect corresponding outer fuel tank on adjacent outer burning ring(44).
  7. 7. the fire cover of high thermal efficiency according to claim 6, it is characterised in that:The outer burning ring includes main burning ring (41)With secondary burning ring(43), the main burning ring(41)Outer nozzle(45)Width is more than secondary burning ring(43)Outer nozzle (45)Width.
  8. 8. the fire cover of high thermal efficiency according to claim 5, it is characterised in that:The flame envelope ring(4)Including outgoing Pyrosphere, the flame envelope ring(4)It is laminated by some outer burning rings;The outer burning ring is equipped with axially through outer The outer fuel tank of burning ring(44), the outer fuel tank(44)With outer nozzle(45)Connection;Adjacent two on the outer burning ring A outer nozzle(45)Between form catch(46), the catch(46)Corresponding outer burning ring outer rim arc length is greater than or equal to outer Nozzle(45)Corresponding outer burning ring outer rim arc length;The nozzle and the catch on adjacent outer burning ring(46)It is corresponding.
  9. 9. the fire cover of the high thermal efficiency according to any one of claim 5-8, it is characterised in that:The interior burning ring(23) Outside diameter be less than cover board(3)Outside diameter;The internal flame module(2)Further include and be arranged on interior burning ring(23)Away from internal partition (1)The interior flame envelope space ring of one end(22), the interior flame envelope space ring(22)With interior burning ring(23)Releasable connection or one Shaping;The interior flame envelope space ring(22)With cover board(3)Between be equipped with gas flow guiding circle(21), the gas flow guiding circle(21) Outer rim combustion gas distributing trough is distributed with(211), the combustion gas distributing trough(211)Respectively with the first blast tube(11)With second Blast tube(31)Connection.
  10. 10. the fire cover of the high thermal efficiency according to any one of claim 5-8, it is characterised in that:First combustion gas Passage(11)Including interior blast tube(111)With outer blast tube(112), the interior blast tube(111)Lead to outer combustion gas Road(112)Between connection or independently set;The interior blast tube(111)With interior fuel tank(232)Connection, it is described Outer blast tube(112)With the second blast tube(31)Connection.
  11. 11. the fire cover of high thermal efficiency according to claim 10, it is characterised in that:The interior burning ring(23)Inside it is equipped with The outer blast tube of connection(112)With the second blast tube(31)Fuel gas transmission hole(233).
  12. 12. the fire cover of the high thermal efficiency according to any one of claim 5-8, it is characterised in that:The interior burning ring (23)And internal partition(1)Between be equipped with packing ring(24), the packing ring(24)It is equipped with air slot(241), the air slot (241)Connect the first blast tube(11)With interior fuel tank(232).
  13. A kind of 13. burner, it is characterised in that:Including housing(6), the housing(6)The interior cavity volume equipped with upward opening(64); Further include the fire cover of the high thermal efficiency as any one of claim 4-12, the internal flame module(2)And internal partition(1) Positioned at cavity volume(64)It is interior, the cover board(3)With cavity volume(64)Opening be tightly connected;The internal partition(1)With surrounding chamber The side plate of body is tightly connected, and by cavity volume(64)It is divided into combustion gas mixing chamber and combustion gas distribution cavity.
  14. 14. burner according to claim 13, it is characterised in that:The housing(6)Inner bottom surface is equipped with and side plate is concentric divides The inside panel of cloth(62), the inside panel(62)Height be less than side plate height;The internal partition(1)With inside panel(62) It is tightly connected, and the inside panel(62)Combustion gas mixing chamber is divided into inner cavity and annular outer-cavity;The bottom of the annular outer-cavity Equipped with air inlet(61), the air inlet(61)Airintake direction parallel to air inlet(61)Position is relative to housing(6) The tangential direction in axle center;The annular outer-cavity bottom is away from air inlet(61)One end be equipped with some flow-disturbing holes(63).
CN201721157089.8U 2017-09-11 2017-09-11 A kind of fire cover of high thermal efficiency and the burner using the fire cover Active CN207230543U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107525072A (en) * 2017-09-11 2017-12-29 陈丽霞 The fire cover of high thermal efficiency and the burner using the fire cover

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107525072A (en) * 2017-09-11 2017-12-29 陈丽霞 The fire cover of high thermal efficiency and the burner using the fire cover

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