CN102588969B - Commercial kitchen range furnace end - Google PatentsCommercial kitchen range furnace end Download PDF
- Publication number
- CN102588969B CN102588969B CN201210077936.5A CN201210077936A CN102588969B CN 102588969 B CN102588969 B CN 102588969B CN 201210077936 A CN201210077936 A CN 201210077936A CN 102588969 B CN102588969 B CN 102588969B
- Prior art keywords
- blast pipe
- cage ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
- 239000000567 combustion gas Substances 0.000 claims description 39
- 238000002485 combustion reaction Methods 0.000 claims description 29
- 239000007789 gas Substances 0.000 claims description 21
- 230000000875 corresponding Effects 0.000 claims description 14
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract 6
- 238000009689 gas atomisation Methods 0.000 abstract 3
- 238000010411 cooking Methods 0.000 description 10
- 230000001535 kindling Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
The invention relates to a commercial kitchen range furnace end. The commercial kitchen range furnace end comprises a furnace end shell, an igniter, an air inlet pipe, a gas atomizing plate, an isolation ring and an ignition air introduction pipe, wherein the air inlet pipe extends into the furnace end shell from the lower end of the furnace end shell; the isolation ring is arranged at the upper end part of the interior of the furnace end shell to form a burning chamber above the isolation ring, a plurality of fire outlets and a second air outlet are distributed on the isolation ring along the circumferential direction, and the second air outlet is communicated with the upper end of the air inlet pipe; the gas atomizing plate is arranged below the isolation ring, an inner cavity of the furnace end shell below the isolation ring is divided into a premixing chamber and an air collecting chamber along the vertical direction, and a plurality of jet holes are arranged in the gas atomizing plate; a gas inlet is arranged on the furnace end shell of the air collecting chamber; a first air outlet is arranged on an air inlet pipe of the premixing chamber correspondingly; and one end of the ignition air introduction pipe is communicated with the premixing chamber, and the other end of the ignition air introduction pipe is communicated with the air collecting chamber. The commercial kitchen furnace end has the advantages that the ignition is safe, the gas cannot flow backward, the environmental pollution is low, and the burning is sufficient.
The present invention relates to kitchen range, particularly relate to a kind of commercial kitchen range furnace end.
Existing a kind of commercial kitchen range as shown in Figure 1, the combustion gas in gas pipeline 26 after atomizer 27 sprays, the premix chamber 24 entered via the promotion of air in air channel 28, and enter combustion chamber 21 from venthole 23.Igniting adopts the combustion gas introduced in addition, this igniting combustion gas is connected with source of the gas by air inlet pipe 25 of lighting a fire, the air supply valve of this air inlet pipe 25 is manual, the combustion gas that corresponding fire maker (not shown) lights air inlet pipe 25 ejection is pressed during igniting, form kindling material 22, mist in this kindling material ignition combustion room 1, forms flame.Generally conveniently light a fire, air supply valve is in normally open, and namely ignitron 25 stretches into one end, combustion chamber and lights ever-burning flame, more consumes combustion gas thus.
In order to improve above-mentioned sparking mode, there is a kind of commercial kitchen range furnace end as shown in Figure 2.The mist of ignition 32 pairs of combustion chambers 31 is adopted to light a fire.But because air mixture just can must be lighted when reaching certain concentration, as air valve opening is little, the combustion gas of ejection is insufficient, makes it to reach necessary concentration, just cannot light, and that is cannot realize little fire and light.In addition, also frequent appearance point non-ignitable phenomenon when gaseous-pressure is little in pipeline.
Formation air channel 28,37 in above-mentioned two kinds of commercial kitchen range furnace ends and premix chamber 24,34 are through types, and combustion gas is all connect by the wind in air channel to introduce premix chamber.But general gaseous-pressure is greater than the pressure of wind, this can make gas reflux in air channel 28,37, and is dispersed in air from the seam of the Fan pipeline in formation air channel.This combustion gas is run off generally will reach 10% of the total consumption of combustion gas, both wastes the energy, and causes again the pollution to environment.In addition the premix mode of this through type, makes the air in burner and combustion gas fully not mix, thus makes efficiency of combustion low, and fuel gas buring is incomplete, adds carbon monoxide discharge capacity, causes more pollution to environment.
Summary of the invention
The object of the invention is to the deficiency overcoming above-mentioned prior art, and a kind of commercial kitchen range furnace end proposed.This burner ignition security, combustion gas there will not be refluence, and combustion gas energy Thorough combustion during burning, efficiency of combustion is high.Its concrete technical scheme is as follows:
Described cooking range furnace end, comprises burner housing, igniter and blast pipe, also comprises combustion gas pulverizer plate, cage ring and igniting air entraining pipe, and described blast pipe to be extend in this burner housing by described burner housing lower end and is tightly connected with housing lower end surface; Described cage ring is placed in the upper part in burner housing, form the combustion chamber above cage ring, cage ring is established the some fire output holes and one second exhaust vent that circumferentially distribute, described second exhaust vent is connected with blast pipe upper end, combustion chamber is communicated with blast pipe, described combustion gas pulverizer plate to be arranged on below cage ring and to be tightly connected respectively with corresponding blast pipe and burner inner walls, and described combustion gas pulverizer plate is provided with some spray-holes; Burner housing corresponding to described air collecting chamber is provided with gas inlet; Blast pipe corresponding to described premix chamber is provided with the first exhaust vent; Described igniting air entraining pipe is placed in burner housing, and one end is communicated with premix chamber, and one end is communicated with connected set air chamber; Ignition electrode on igniter is placed in the position also corresponding to igniting air entraining pipe upper end in described combustion chamber.
Described cooking range furnace end further designs and is, the spray-hole on described combustion gas pulverizer plate is inclined hole, and institute's angle of the axis in this hole and the normal of pulverizer plate face vertical direction is 5 ~ 70 °.
Described cooking range furnace end further designs and is, the exhaust vent on described blast pipe is inclined hole, this hole axis and institute's angle of blast pipe radial direction be 5 ~ 70 °.
Described cooking range furnace end further designs and is, described burner housing and blast pipe are cylindric, described cage ring is back taper, the taper serrated end of cage ring extend into described blast pipe upper port and is tightly connected with blast pipe, described second exhaust vent is arranged on cage ring taper serrated end end, described some fire output holes be arranged on corresponding to the large end margin place of cage ring taper one circumferentially.
Described cooking range furnace end further designs and is, described burner housing upper end connects banking fire circle.
Described cooking range furnace end further designs and is, described banking fire circle is frustum, and the bottom of frustum is connected with burner housing upper end.
Described cooking range furnace end further designs and is, is placed on banking fire circle at described igniter.
As can be seen from technique scheme, combustion gas is introduced into air collecting chamber, the pressure of combustion gas is made to obtain slowly-releasing, spray in spray-hole oblique from combustion gas pulverizer plate again, the combustion gas sprayed is to the premix chamber of a greater room, its pressure obtains further slowly-releasing, and the wind of intake stack enters premix chamber and combustion gas mixing by oblique exhaust vent.Because combustion gas and air are all spray from oblique hole, the air-flow formed can be subject to the reflection of chamber, premix chamber wall, very easily form eddy flow, produce following beneficial effect thus: 1) flow circuits of gas lengthens, the mixing making two kinds of gases more fully evenly, combustion gas is able to Thorough combustion, and efficiency of combustion improves, and greatly reduces carbon monoxide discharge capacity; 2) due to the generation of cyclone, center, premix chamber can form negative pressure, air of being more convenient for flows into premix chamber, exhaust vent from cage ring taper serrated end end is entered combustion chamber by the air failing to flow to premix chamber, effectively prevent the refluence of wind, both save the energy, turn avoid the environmental pollution caused by combustion gas.3) owing to being provided with air collecting chamber and igniting air inlet pipe, adopt first to light to ignite and lighted the sparking mode of premixed gas again by the naked light of igniting, ignite source of the gas used from combustion gas highly purified in air collecting chamber, but not mist, even if air valve opening is little, gaseous-pressure is little in pipeline also there will not be the phenomenon misfired, make igniting more easily, more convenient, also stopped air valve and held the phenomenon that little fire can extinguish, solved the problem that pre-mixing furnace end cannot open little fire.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of commercial kitchen range furnace end in prior art
Fig. 2 is the structural representation of another kind of commercial kitchen range furnace end in prior art
Fig. 3 is the structural representation of commercial kitchen range furnace end of the present invention.
Fig. 4 is the N direction view of cooking range furnace end shown in Fig. 3
Fig. 5 is the cross section view of blast pipe and combustion gas pulverizer plate.
In figure, 1 banking fire circle, 2 burner housings, 2a housing lower end surface, 3 combustion gas pulverizer plates, 3a spray-hole, 4 blast pipes, 4a first exhaust vent, 5 igniting air inlet pipe, 6 igniter magnetic valve controllers, 7 magnetic valves, 8 igniters, 9 fire output holes, 11 cage rings, 11a second hole, 12 Gas Pipe, A premix chamber, B air collecting chamber, C air channel, D combustion chamber, 21,31 combustion chambers, 22 kindling materials, 23,33 ventholes, 24,34 premix chambeies, 25 igniting air inlet pipe, 26,35 gas pipelines, 27,36 atomizers, 28,37 air channels.
Detailed description of the invention
Contrast Fig. 3, cooking range furnace end of the present invention primarily of burner housing 2, igniter 8, blast pipe 4, cage ring 11 and, igniting air entraining pipe 5 form.Burner housing 2 and blast pipe 4 are cylindric, and cage ring 11 is back taper.Blast pipe 4 extend into the center of this housing by the lower end of burner housing 2, and is tightly connected with housing lower end surface 2a.Cage ring 11 is placed in the upper part in burner housing, and its taper serrated end extend in blast pipe 4 upper port, and is tightly connected with this upper port, forms the combustion chamber D above cage ring 11.Cage ring 11 is taper, and its serrated end end is provided with the second exhaust vent 11a, for being communicated with combustion chamber D and blast pipe 4.Circumferentially be evenly equipped with some fire output holes 9 correspond to cage ring taper large end margin place one, refer to Fig. 4.Aerosolization plate 3 is placed in the burner housing 2 below cage ring 11, and is tightly connected with blast pipe outer wall and burner inner walls.This combustion gas pulverizer plate 3 by the inner chamber formed between burner housing 2 and blast pipe 4 and cage ring 11 by being divided into premix chamber A and air collecting chamber B up and down.Combustion gas pulverizer plate 3 is provided with some spray-hole 3a, refer to Fig. 5, this spray-hole 3a is distributed on combustion gas pulverizer plate 3 one circumferentially, and spray-hole is inclined hole, the angle α of the axis in hole and the normal F of pulverizer plate face vertical direction is 5 ~ 70 °, and the aperture of this inclined hole is 0.5mm ~ 5mm.Blast pipe corresponding to premix chamber A is provided with the first exhaust vent 4a, this hole axis and the angle β of blast pipe radial direction R be 5 ~ 70 °, aperture is also 0.5mm ~ 5mm.Air holes 4a is arranged on along in the circumferential direction of six axial location of blast pipe 4, each circumferential direction is evenly equipped with 36 air holes 4a angularly distributed.Burner housing corresponding to air collecting chamber B is provided with gas inlet, and this air inlet is for connecting Gas Pipe 12.Igniting air inlet pipe 5 is placed in burner housing 2, its one end connected set air cavity B, connection combustion chamber, one end D.
In order to keep the temperature of combustion chamber D better, the present embodiment is provided with banking fire circle 1 in the upper end of burner housing 2, and this banking fire circle 1 is frustum, and the bottom of frustum is connected with burner housing upper end.Igniter 8 is placed on banking fire circle 1, and the ignition electrode on it extend in the D of combustion chamber, and corresponds to the position of igniting air inlet pipe 5 upper end.
During cooking range furnace end work of the present invention, the wind-force produced by air blast is introduced from the air channel C of blast pipe 4, and the tilting exhaust vent 4a arranged from blast pipe 4 upper end enters premix chamber A.To igniter magnetic valve controller 6 one ignition signal, the ignition electrode sparking of igniter 8, valve (not shown) corresponding in Gas Pipe 12 opened by magnetic valve 7, combustion gas introduces air collecting chamber B from Gas Pipe 12, Some gases introduces igniting air inlet pipe 5, and from the ejection of upper end, after running into the spark of ignition electrode, lighted formation kindling material.The gaseous-pressure entering air collecting chamber B obtains certain slowly-releasing, and the pressure in its pressure ratio Gas Pipe 12 lowers to some extent, and this combustion gas enters premix chamber A by the tilting spray-hole 3a on combustion gas pulverizer plate.Because combustion gas and air are all spray from oblique hole, the air-flow formed can be subject to the reflection of chamber, premix chamber wall, and very easily form eddy flow, spiralling air-flow makes the flow circuits of flowing gas lengthen, thus make two kinds of gases have the more well-mixed time, impel the mixing of two kinds of gases evenly.Due to the effect of eddy flow, the pressure at center, premix chamber lower than the pressure of surrounding, often will form negative pressure, and this is convenient to wind direction premix chamber A in the C of air channel and introduces, and to increase the oxygen in the gas of mixed chamber, makes burning more abundant.The cyclone mixed sprays from crater 9, and is lighted by above-mentioned kindling material, forms flame, in combustion chamber combustion.Banking fire circle 1 holds together fire, keeps the temperature in combustion chamber, makes firepower concentrated, powerful.Meanwhile, the second exhaust vent 11a in cage ring 11 provides Article 2 air supply channel for providing combustion chamber D, is combustion chamber oxygen supply again, makes fuel gas buring more abundant, thus reaches the effect of high combustion rate low emission rate.Due to the effect of air collecting chamber and eddy flow, the combustion gas introduced in the present invention can not flow backward in air channel.
1. commercial kitchen range furnace end, comprise burner housing, igniter and blast pipe, characterized by further comprising combustion gas pulverizer plate, cage ring and igniting air entraining pipe, described blast pipe to be extend in this burner housing by described burner housing lower end and is tightly connected with housing lower end surface; Described cage ring is placed in the upper part in burner housing, form the combustion chamber above cage ring, cage ring is established the some fire output holes and one second exhaust vent that circumferentially distribute, described second exhaust vent is connected with blast pipe upper end, combustion chamber is communicated with blast pipe, described combustion gas pulverizer plate to be arranged on below cage ring and to be tightly connected respectively with corresponding blast pipe and burner inner walls, by the burner housing cavity below cage ring by being divided into premixer and collection chamber up and down, described combustion gas pulverizer plate is provided with some spray-holes; Burner housing corresponding to described air collecting chamber is provided with gas inlet; Blast pipe corresponding to described premix chamber is provided with the first exhaust vent; Described igniting air entraining pipe is placed in burner housing, and one end is communicated with premix chamber, one end connected set air chamber; Ignition electrode on igniter is placed in the position also corresponding to igniting air entraining pipe upper end in described combustion chamber.
2. commercial kitchen range furnace end according to claim 1, it is characterized in that the spray-hole on described combustion gas pulverizer plate is inclined hole, institute's angle of the axis in this hole and the normal of pulverizer plate face vertical direction is 5 ~ 70 °.
3. commercial kitchen range furnace end according to claim 1, is characterized in that the exhaust vent on described blast pipe is inclined hole, this hole axis and institute's angle of blast pipe radial direction be 5 ~ 70 °.
4. the commercial kitchen range furnace end according to any one of claims 1 to 3, it is characterized in that described burner housing and blast pipe are cylindric, described cage ring is back taper, the taper serrated end of cage ring extend into described blast pipe upper port and is tightly connected with blast pipe, described cage ring taper serrated end end is provided with described second exhaust vent, described some fire output holes be arranged on corresponding to the large end margin place of cage ring taper one circumferentially.
5. commercial kitchen range furnace end according to claim 1, is characterized in that described burner housing upper end connects banking fire circle.
6. commercial kitchen range furnace end according to claim 5, is characterized in that described banking fire circle is frustum, and the bottom of frustum is connected with burner housing upper end.
7. commercial kitchen range furnace end according to claim 5, is characterized in that being placed on banking fire circle at described igniter.
Priority Applications (1)
|Application Number||Priority Date||Filing Date||Title|
|CN201210077936.5A CN102588969B (en)||2012-03-22||2012-03-22||Commercial kitchen range furnace end|
Applications Claiming Priority (1)
|Application Number||Priority Date||Filing Date||Title|
|CN201210077936.5A CN102588969B (en)||2012-03-22||2012-03-22||Commercial kitchen range furnace end|
|Publication Number||Publication Date|
|CN102588969A CN102588969A (en)||2012-07-18|
|CN102588969B true CN102588969B (en)||2015-03-04|
Family Applications (1)
|Application Number||Title||Priority Date||Filing Date|
|CN201210077936.5A Expired - Fee Related CN102588969B (en)||2012-03-22||2012-03-22||Commercial kitchen range furnace end|
Country Status (1)
|CN (1)||CN102588969B (en)|
Families Citing this family (2)
|Publication number||Priority date||Publication date||Assignee||Title|
|CN104296177B (en) *||2013-07-16||2016-08-24||黄石云河工贸有限公司||A kind of commercial low-noise energy-saving vigorous fire furnace head|
|CN105927979B (en) *||2016-04-29||2019-04-19||佛山市顺德区蓝贝电器设备股份有限公司||A kind of gas burner having static pressure air distribution and dynamic pressure blending|
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|DE2829500C2 (en) *||1978-07-05||1979-11-29||Pintsch-Bamag Antriebs- Und Verkehrstechnik Gmbh, 4220 Dinslaken|
|JP2896352B2 (en) *||1996-07-31||1999-05-31||小池酸素工業株式会社||Gas processing torch ignition method and gas processing torch|
|US6589046B2 (en) *||2001-08-21||2003-07-08||Uwe Harneit||Gas burner for outdoor cooking|
|JP2004156895A (en) *||2002-10-16||2004-06-03||Matsushita Electric Ind Co Ltd||Burner, hydrogen generating device and fuel battery power generating system|
|CN201203117Y (en) *||2008-04-07||2009-03-04||魏俊逸||Pre-mixing blue flame energy saving burner for energy-saving reconstruction|
|CN201203118Y (en) *||2008-04-07||2009-03-04||魏俊逸||Pre-mixing blue flame energy saving burner|
|CN201281332Y (en) *||2008-05-28||2009-07-29||胡占胜||Energy saving burner|
|CN201531876U (en) *||2009-10-10||2010-07-21||盐城市复维尔机械设备厂||Energy-saving environment-friendly burner for commercial kitchen device|
|CN201621697U (en) *||2009-11-30||2010-11-03||陈立德||Burner with ever-burning flame and stove|
|CN201819215U (en) *||2010-10-15||2011-05-04||王培华||Environment-friendly, efficient and energy-saving cooking range|
|CN202561750U (en) *||2012-03-22||2012-11-28||陈建鹏||Highly efficient energy-saving commercial stove burner|
- 2012-03-22 CN CN201210077936.5A patent/CN102588969B/en not_active Expired - Fee Related
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|C10||Entry into substantive examination|
|SE01||Entry into force of request for substantive examination|
|C14||Grant of patent or utility model|
|CF01||Termination of patent right due to non-payment of annual fee|
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Granted publication date: 20150304
Termination date: 20160322