CN207006148U - A kind of kiln gas combustion apparatus - Google Patents
A kind of kiln gas combustion apparatus Download PDFInfo
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- CN207006148U CN207006148U CN201720651413.5U CN201720651413U CN207006148U CN 207006148 U CN207006148 U CN 207006148U CN 201720651413 U CN201720651413 U CN 201720651413U CN 207006148 U CN207006148 U CN 207006148U
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Abstract
The utility model provides a kind of kiln gas combustion apparatus, including gas gun rifle core, there is gas gun rifle core head on gas gun rifle core, airduct and tracheae are provided with the structure of gas gun rifle core head, duct sleeve is outside tracheae, there is air flue within tracheae, gas cap is arranged on the port of export of air flue, at least two gas blowouts are portalled on gas cap, in tracheae, gas cap, there is wind passage between blast cap and airduct, blast cap is arranged on the port of export of wind passage, there are wind squit hole and/or wind spray tank on blast cap, at least one cap internal channel is offered in gas cap, cap internal channel at least 1 interface is connected with wind passage, squit hole in cap is offered on gas cap, squit hole is connected with cap internal channel in cap.The utility model catches fire stably, and burning is complete, and combustion air utilization rate is high, energy-conservation, and coking is few.
Description
Technical field
It the utility model is related to fuel gas buring technical field.
Background technology
The gas combustion apparatus that current domestic ceramic kiln uses, much there is gas gun structure design is unreasonable,
The problems such as combustion gas and the undesirable mixing of combustion air, its performance is more prominent to be shown as existing to catch fire being not sufficiently stable, and burning is not complete enough
Entirely, combustion air utilization rate is not high, the problems such as being easy to coking, has influence on the energy consumption of kiln and the quality of ceramic.
Utility model content
In order to overcome the shortcomings of prior art, applicant specially enters to the aerodynamic arrangement of the gas combustion apparatus of ceramic kiln
Substantial amounts of research work is gone, has proposed a kind of kiln gas combustion apparatus, make the good mixing property of combustion gas and combustion air, and make fire
Flame is caught fire stably, and burning is more complete, and combustion air utilization rate is higher, and coking is reduced.
Technical scheme is used by the utility model solves its technical problem：A kind of kiln gas combustion apparatus, including
Gas gun rifle core, there is gas gun rifle core head on gas gun rifle core, set in the structure of gas gun rifle core head
Airduct and tracheae are equipped with, duct sleeve has air flue outside tracheae within tracheae, and gas cap is arranged on the port of export of air flue, gas cap
On at least two gas blowouts portal, have wind passage between tracheae, gas cap, blast cap and airduct, blast cap is arranged on going out for wind passage
Mouthful end, there are wind squit hole and/or wind spray tank on blast cap, at least one cap internal channel is offered in gas cap, cap internal channel is at least
There is 1 interface to be connected with wind passage, squit hole in cap is offered on gas cap, squit hole is connected with cap internal channel in cap.
When the kiln gas combustion apparatus works, combustion air partly sprays along wind passage flow forward through the wind on blast cap
Hole and/or wind spray tank spray；Combustion gas is portalled ejection through the gas blowout on gas cap along air flue flow forward.Offered in gas cap
At least one cap internal channel, cap internal channel at least 1 interface are connected with wind passage, and squit hole in cap is offered on gas cap,
Squit hole is connected with cap internal channel in cap.Part combustion air can so entered from interface in the cap in gas cap to lead to
Road, then sprayed through being opened in the cap on gas cap squit hole, because squit hole portals with gas blowout and is all located on gas cap in cap, so
So that combustion air and combustion gas are mixed to get significant improvement, and by changing the layout of the gentle squit hole of squit hole in cap,
A variety of flame profiles, length and other combustibilities can be obtained, the method for change considerably increases, and this is just full
The demand of the different kilns of foot and different firing process provides strong means.Combustion air sprays from wind squit hole and/or wind
After squit hole sprays in groove and cap, mixed with from the portal combustion gas of ejection of gas blowout, and ignition.Experiment shows, is somebody's turn to do
Technical scheme make it that the mixed effect of combustion air and combustion gas is excellent, makes more stable, more complete, combustion air utilization rate of burning of catching fire
Height, coking are reduced.
Combustion gas described herein, refers to the general name of fuel gas, including natural gas, oil liquefied gas, producer gas and its
His gaseous fuel, also including various mixed fuels, in addition to various gaseous fuels pass through and mixed obtained by air pre-mixing
Compound.Wind as described herein, also referred to as combustion air, refer to combustion air, in addition to be blended with a small quantity based on combustion air
Mixed gas obtained from other gases, its effect is to play a part of oxidant.Wind on gas gun rifle core head sprays
Squit hole or gas blowout, which are portalled, in hole, cap to be in cylinder, can also be in other geometries.
It can be portalled on gas cap with least 2 gas blowouts and referred to TA features, the TA features：If QiHole is any one
The individual gas blowout with TA features is portalled, QiAngle between the axial direction in Kong Qi exits and gas gun rifle core head axis is
αi, αiScope be：0°≤αi≤ 36 °, this is TA features；And the circulation area sum that the gas blowout that setting tool has TA features is portalled
For STA, all gas blowouts are portalled on gas cap circulation area sum is SS, ratio RTA=STA/ SS, RTAScope can be：
0.48≤RTA≤1；The circulation area that gas blowout described in any one is portalled, refer to most narrow in the bore passages that the gas blowout is portalled
The area of the channel cross-section at place, narrowest position described herein, refer to that the area of the channel cross-section at this portals in the gas blowout
It is minimum among the area in all sections of bore passages.αiAnd RTAWhen within the range, flame rigidity can be made more proper at one
In the range of, the matching of combustion air and combustion gas also relatively rationally, is advantageous to the stabilization of combustibility.
Illustrate herein：1., (including gas blowout is portalled, squit hole and other kinds of in wind squit hole, cap for any one hole
Hole) in the axial direction in its exit, refer in the direction of the axis in its exit hole.2., the circulation area in any one hole (
Hole described in this, including wind squit hole, gas blowout portal, squit hole in cap, and other kinds of hole), refer to the inner chamber in the hole
The area of the channel cross-section of narrowest position in passage, narrowest position described herein, refer to that the area of the channel cross-section at this exists
It is minimum among the area in all sections of the bore passages in the hole.For example, Figure 27 has three holes into Figure 29, respectively K1 holes,
K2 holes, K3 holes, the inner chamber in the K1 holes shown in Figure 27 is in gradually taper up shape, and the axis in its hole is perpendicular to the solid of its present position
Outside wall surface, the narrowest position in the bore passages in the hole are the outlets in the hole, and the area in the section is exactly the circulation in K1 holes
Area；The inner chamber in the K2 holes shown in Figure 28 is in first to gradually taper up the shape that expands then and gradually, in the bore passages in the hole
Narrowest position is the throat section in the hole, the area of the throat section i.e. the circulation area in K2 holes；K3 holes shown in Figure 29,
The axis in the hole and the inside and outside wall of solid be in certain inclination angle, the narrowest position in the bore passages in the hole be located at it is transversal
That section between face JA and cross section JB is in all cross sections of the inner chamber in the hole of cylinder, and their cross-sectional area is all
It is equal, JA or JB cross-sectional area are equal to, then the circulation area in K3 holes is equal to the cross-sectional area of JA or JB cross sections, says herein
It is bright：The cross section of the inner chamber in the hole refers to that the axis tangent line at this point perpendicular to hole is made in certain point on the axis of via
Plane, then the section obtained by going to the inner chamber of cut-out hole with the plane.
It can be portalled on gas cap with least 2 gas blowouts and referred to TC features, the TC features：If QkHole is any one
The individual gas blowout with TC features is portalled, QkThe central point of the exit end face in hole is point Fk, set up an office FkWith gas gun rifle core head axle
The distance of line is HTCk, HTCkScope be：0.23DF≤HTCk≤0.38DF, wherein DFFor the external diameter of blast cap, this is TC features；
And setting on gas cap has the circulation area sum that the gas blowout of TC features is portalled as STC, all gas blowouts are portalled on gas cap circulation
Area sum is SS, ratio RTC=STC/ SS, RTCScope can be：0.54≤RTC≤1；Gas blowout described in any one is portalled
Circulation area, refer to the area of the channel cross-section of narrowest position in the bore passages that the gas blowout is portalled, it is described herein most narrow
Narrow place, refer to the bore passages that the area of the channel cross-section at this portals in the gas blowout all sections area among it is minimum.
HTCKAnd RTCWhen within the range, can make combustion gas reasonably with the wind squit hole and/or wind spray tank and gas on blast cap
The combustion air that squit hole sprays in cap on cap matches, so as to obtain preferable mixed performance.
It is explained as follows herein：(hole described herein, including gas blowout go out the central point of the exit end face in any one hole
Hole, wind squit hole, squit hole in cap, and other kinds of hole), refer to the centre of form of the end face of one end of the outlet in the hole.
It can be portalled on gas cap with least 4 gas blowouts and referred to TF features, the TF features：If QgHole is any one
The individual gas blowout with TF features is portalled, QgThe central point of the exit end face in hole is point Fg, set up an office FgWith gas gun rifle core head axle
The distance of line is HTFg, HTFgScope be：9mm≤HTFg≤ 32mm, this is TF features.HTFgWhen within the range, it can make
The combustion air that combustion gas reasonably sprays with squit hole in the cap on the wind squit hole and/or wind spray tank and gas cap on blast cap
Match.
Among the gas blowout with TF features is portalled on gas cap, there can be TD features with least 4, the TD features are
Refer to：If QeHole is that there is the gas blowout of TD features to portal for any one, QeThe axial direction in Kong Qi exits and gas gun rifle core head
The angle of axis is αe, αeScope be：0°≤αe≤ 24 °, this is TD features.αeWhen within the range, flame rigidity can be made
In a more appropriate scope.
If the circulation area sum for the outlet section that all gas blowouts are portalled on gas cap is SD, SD scope can be：78mm2
≤SD≤1020mm2；The circulation area for the outlet section that gas blowout described in any one is portalled, refer to from the outlet that the gas blowout is portalled
The minimum sectional area in the hole in the region untill 7mm is fallen back in direction to the axis along the hole into hole is held.Experiment shows that SD exists
When in the range of being somebody's turn to do, the rigidity of flame is in a more moderate scope, and combustion gas and the matching of wind are more reasonable, and combustion efficiency is more managed
Think.
If the circulation area sum that all gas blowouts are portalled on gas cap is SS, if the gas blowout with TD features is portalled on gas cap
Circulation area sum be STD, ratio RTD=STD/ SS, RTDScope can be：0.48≤RTD≤1。RTDWhen within the range,
Accounting for the diffusion angle that the gas blowout of circulation area larger specific gravity is portalled makes flame in the range of a more rational flame rigidity, and fires
The matching of gas and combustion air is more reasonable, and combustibility is ideal.
Can having 4 to 24 on gas cap, to the axis along the hole, into hole, 7mm is fallen back in direction from the port of export in the hole
Untill region endoporus minimum sectional area between 14.6mm2To 96mm2Between gas blowout portal.Experiment shows that 4 to 24 go out
The gas blowout of the circulation area of mouthful section within the range is portalled and can obtain more rational flame rigidity, and combustion gas and combustion air
Matching and mixing are also more reasonable.
Blast cap can be formed in one with gas cap or form a sub-unit by being connected, referred to as TT sub-units, TT
Sub-unit is connected with tracheae, coordinates between blast cap and airduct for gap.So design structure is compact, and make it is easy to process, and
Using, safeguard, easy to clean, while also help reduction coking.
It can be portalled on gas cap with least 3 gas blowouts and referred to TG features, the TG features：If QjHole is any one
The individual gas blowout with TG features is portalled, QjThe central point of the exit end face in hole is point Fj, set up an office FjWith gas gun rifle core head axle
The distance of line is HTGj, HTGjScope be：12mm≤HTGj≤ 23mm, this is TG features；And setting has TG features on gas cap
The circulation area sum portalled of gas blowout be STG, ratio RTG=STG/ SS, RTGScope can be：0.46≤RTG≤1。HTGjWith
RTGWhen within the range, can make combustion gas reasonably with the wind squit hole and/or wind spray tank and gas cap on blast cap
The combustion air that squit hole sprays in cap matches.
There can be WK features with squit hole at least in 1 cap on gas cap, the WK features refer to：If GpHole is any
Squit hole in one cap with WK features, GpThe central point of the exit end face in hole is point Ep, set up an office EPWith gas gun rifle core print
The distance of portion's axis is HWKp, HWKpScope be：0mm≤HWKp≤ 12.6mm, this is WK features.So be advantageous in combustion gas
Spray gun core head axes are formed about a core fire area, are advantageous to the stabilization of overall flame with being evenly distributed.
The circulation area sum that setting tool has squit hole in the cap of WK features is SK, and SK scope can be：42mm2≤SK≤
166mm2；The circulation area of squit hole in cap described in any one, refer to most narrow in the bore passages of squit hole in the cap
The area of the channel cross-section at place, narrowest position described herein, refer to the area of channel cross-section at this squit hole in the cap
Bore passages all sections area among it is minimum.Experiment shows, SK within the range when, gas gun rifle core head axle
The intensity of core jet near line is relatively mild, advantageously forms more rational flame distribution.
Squit hole in 6 caps can be at least offered on gas cap.Rational combustion air distribution is so advantageously formed, is had
Beneficial to the mixing for improving combustion air and combustion gas.
If the circulation area sum of squit hole is SM in all caps on gas cap, SM scope can be：42mm2≤SM≤
436mm2.SM within the range when, the intensity of jet caused by squit hole is relatively mild in cap, advantageously forms rational flame
Distribution, it is also beneficial to improve the stability of flame.
All cap internal channels opened up on gas cap can be connected with least 3 interfaces with wind passage, and set all connect
The sectional area sum of mouth is SJ, and SJ scope can be：SJ≥96mm2.SJ within the range when, can reduce combustion air entrance
Pressure loss during cap internal channel, so as to be advantageous to strengthen the rigidity of flame, and the mixing of combustion air and combustion gas can be improved.
Set up an office CBIt is gas gun rifle core head axis and gas cap close to one end end face in the downstream of gas gun rifle core
Intersection point, cross point CBMake the plane PC perpendicular to gas gun rifle core head axisB, with point CBCan be by gas cap and blast cap for the center of circle
In plane PCBOn projection be divided into 2N sector region, wherein N number of is IA class sector regions, it is another it is N number of is IB classes fan section
Domain, spaced between IA classes sector region and IB class sector regions, i.e., left and right and the IB classes of each IA classes sector region are fanned
Shape region is connected, offered on the gas cap that each IA classes sector region is covered single hole outlet section circulation area between
14.6mm2To 96mm2Between gas blowout portal, and do not offer single hole then on the gas cap that IB class sector regions are covered
The circulation area of outlet section is between 14.6mm2To 96mm2Between gas blowout portal, the outlet that the gas blowout described in any one is portalled
The circulation area of section, refer to from the port of export that the gas blowout is portalled untill into hole, 7mm is fallen back in direction to the axis along the hole
The minimum sectional area in the hole in region.Rational combustion gas, the distribution of combustion air are so advantageously formed, improves the efficiency of mixing,
Make more stable, raising efficiency of combustion of catching fire, and form rational flame distribution.
Wind spray tank can be offered in the space that the IB class sector regions more than 60% are covered.So be advantageous to close
Reason utilizes blending space, improves the mixing of combustion air and combustion gas.
Among the wind spray tank opened up in the space that IB class sector regions are covered, there can be UA special with least 2
Sign, the UA features refer to：If VhGroove is that any one has the wind spray tanks of UA features, VhGroove the axial direction in its exit with
Tangential angle between gas gun rifle core head axis is Ah, AhScope be：0°≤Ah≤ 14 °, this is UA features.Ah
Should in the range of when, the wind component in tangential direction that wind spray tank sprays is smaller, so that it does not produce too strong eddy flow effect
Fruit, match with jet-flow, so as to form more rational flame jet.
Illustrate herein：Wind spray tank refers in the direction of the axis of its exit groove, the axle in the axial direction in its exit
It can be obtained by the following method (as shown) to the tangential angle with gas gun rifle core head axis：Set up an office CsFor the groove
The intersection point of axis and the exit end face of the groove, cross point CsMake straight line LsWith gas gun rifle core head axis perpendicular and
Intersect with gas gun rifle core head axis, cross point CsMake a plane PsWith LsPerpendicular, the axis of the groove is in plane PsOn
The angle of projection and gas gun rifle core head axis is the groove in the axial direction in its exit and gas gun rifle core head axle
The tangential angle of line.
There can be WL features with squit hole at least in 4 caps on gas cap, the WL features refer to：If GqHole is any
Squit hole in one cap with WL features, GqThe central point of the exit end face in hole is point Eq, set up an office EqWith gas gun rifle core print
The distance of portion's axis is HWLq, HWLqScope be：0mm≤HWLq≤0.24DF, wherein DFFor the external diameter of blast cap, this is WL special
Sign.So be advantageous to form a core fire area in gas gun rifle core head near axis, be advantageous to overall flame
Stabilization is with being evenly distributed.
The scope of the N can be：4≤N≤11.Experiment shows, N within the range when, combustion gas and the matching of combustion air
It is more reasonable with being distributed, advantageously form flame that is stable and being reasonably distributed.
Among N number of IB classes sector region, there can be following feature with least 3：Squit hole at least in 2 caps
The central point of exit end face is located in the gas cap fan-shaped range that the sector region is covered, and in these caps among squit hole extremely
Rare 2 holes have following feature：The spacing of the central point of their exit end face between 2.4mm between 8.4mm, and it
Be all provided simultaneously with WK features and WA features, the WA features refer to：If GmHole is that any one has in the cap of WA features
Squit hole, point EmFor GmThe central point of the exit end face in hole, cross point EmMake GmThe tangent line E of the axis in holemVm, tangent line EmVmWith combustion
Angle between gas spray gun rifle core head axis is θm, θmScope be：6°≤θm≤ 36 °, and work as a certain particle from point EmEdge
Tangent line EmVmAway from GmWhen direction inside hole is advanced, the particle is gradually close to gas gun rifle core head axis, this
For WA features.So be advantageous to the stabilization caught fire, while be advantageous to flame propagation, so as to improve efficiency of combustion, and it is also favourable
In the rational flame distribution of formation.
There can be the interface of cap internal channel in the gas cap region that the IB class sector regions more than 46% are covered.So have
Beneficial to the pressure loss reduced when combustion air enters cap internal channel, and advantageously form point of squit hole in more rational cap
Cloth.
If the circulation area sum of all wind squit holes of blast cap and wind spray tank is SW, if being sprayed in all caps on gas cap
The circulation area sum portalled is SM, and the circulation area sum that all gas blowouts are portalled on gas cap is SS, ratio RGW=SS/ (SW+
SM), RGWScope can be：0.16≤RGW≤1.6.Experiment shows, RGWWhen within the range, combustion gas and the matching of combustion air
Relatively rationally, mixed performance is more satisfactory, so as to be advantageous to the stabilization of combustibility.
It is D that the end face center of the one end in the downstream of gas gun rifle core can be provided with an equal footpath in gas capm's
Round platform, DmScope be 6mm≤Dm≤0.46DF, wherein DFFor the external diameter of blast cap.Experiment shows, is so advantageous to improve and is firing
The flame holding of the core space of gas spray gun rifle core head near axis.
The equal footpath of the round platform, refer to the mean outside diameter of round platform end face, when round platform end face is rounded, the equal footpath refers to justify
Diameter, when round platform end face is in other geometries, then the geometry is converted to the circle after circle by equal area
Diameter is as equal footpath.
Gas blowout on gas cap portal among some or all its exit end face central point and blast cap on wind spray
The central point of part or all of its exit end face among groove can be located at two perpendicular to gas gun rifle core head axis
Plane between, and the distance of the two planes is 6mm, if the circulation area sum that this part gas blowout is portalled is SSZ, gas cap
The circulation area sum that upper all gas blowouts are portalled is SS, and ratio R Z=SSZ/SS, RZ scope can be：0.48≤RZ≤1；
If the circulation area sum of this part wind spray tank is SCY, if the circulation area sum of all wind spray tanks is SC on blast cap, than
Value RY=SCY/SC, RY scope can be：0.48≤RY≤1.So be advantageous to improve the mixing of combustion air and combustion gas, and
Increase the stability caught fire, improve efficiency of combustion.
Can have on gas cap one from the port of export in the hole to the axis along the hole into hole direction fall back 6mm untill
Region endoporus minimum sectional area between 46mm2To 466mm2Between cap in squit hole, and set the exit end face in the hole
The distance of central point and gas gun rifle core head axis is HKC, and HKC scope is：0≤HKC≤6mm.So be advantageous to fire
Gas spray gun rifle core head near axis forms one stronger flame jet, while is advantageous to strengthen the stability of flame, and has
Beneficial to flame transmission.
At least three KA class cap internal channels hole can be offered in gas cap, KA class cap internal channels hole belongs to cap internal channel
A part or the whole for forming cap internal channel, the KA classes cap internal channel hole refers to：The pores is from gas cap periphery towards combustion gas
Spray gun core head axes direction is dug into, and the pores is with gas gun rifle core head axis or with including gas gun rifle
Squit hole intersects in the cap of core head axis.The distribution of squit hole in more rational cap is so advantageously formed, is helped so as to improve
Fire the mixing of wind and combustion gas.
Among KA class cap internal channels hole, there can be following feature with least 2 pairs：Every a pair can with one it is a diameter of
The interface in a Φ 2 cylinder cap internal channel hole therefrom penetrates, and is passed from the interface in another cap internal channel hole.So have
Beneficial to the distribution of squit hole in the more rational cap of formation, and be advantageous to safeguard, clean, reduce blocking.
Investigate with group kiln gas combustion apparatus, can be from gas cap when the combustion gas of kiln side only has 1 with group regulating valve
Rise and trace back to the combustion gas of kiln side with the pre-mixing apparatus that combustion air and gaseous fuel are provided with the blast tube between group regulating valve；
When the combustion gas of kiln side is with group regulating valve more than one, then can traced back from gas cap to the side combustion gas of wherein at least one kiln
With the pre-mixing apparatus that combustion air and gaseous fuel are provided with the blast tube between group regulating valve.Flame can so be improved
Spread speed, caught fire and the stability of flame propagation so as to improve, and improve the utilization rate of combustion air.
Can be with least 2 wind spray tanks with UA features on blast cap, and setting tool has the wind spray tank of UA features
Circulation area sum be SUA, the circulation area sum of all wind spray tanks is SC on blast cap, ratio RUA=SUA/SC, RUA's
Scope can be：0.6≤RUA≤1；The UA features refer to：If VhGroove is that any one has the wind spray tanks of UA features, Vh
Tangential angle of the groove between the axial direction in its exit and gas gun rifle core head axis is Ah, AhScope be：0°≤Ah≤
14 °, this is UA features.The wind that wind spray tank can so sprayed is unlikely to produce too strong eddy flow effect, with jet-flow
Match, so as to form more rational flame jet.
Squit hole in 4 caps with WK features can be at least offered on gas cap.So be advantageous in gas gun
Rifle core head near axis forms a core fire area, is advantageous to the stabilization of overall flame with being evenly distributed.
There can be the circulation area in 4 to 18 single holes on gas cap between 14.6mm2To 96mm2Between gas blowout portal.
Can obtain more rational flame rigidity, and the matching of combustion gas and combustion air and mix it is also more reasonable.
Compared with prior art, the utility model has the following advantages that and beneficial effect：
1. catching fire and flame propagation process stabilization, strengthen flame holding, improve combustion position, make burning more fully complete
Entirely, efficiency of combustion is improved, energy-conservation, reduces pollution.
2. the utilization rate of combustion air is high, so as to reduce the flow of the unnecessary superfluous combustion air of gas gun, rise
To the effect of energy-conservation, make the energy consumption of kiln reduce.
3. coking phenomenon can be reduced, pollution of the coking material to ceramic is reduced, improves product quality.
4. the utility model shows by substantial amounts of experiment, the burner good mixing, high combustion efficiency, flame is clear
Clear, required combustion air coefficient of excess is small, and flame stabilization, adjustable range is wider, and coking is few.Natural gas, L. P. G can be used
Gas, producer gas, other fuel gas can also be used, both can be used for ceramic kiln, can be used for other kilns, all
Preferably using effect can be reached.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment one of the present utility model；
Fig. 2 is the gas gun rifle core head structural representation (A-A sections) of embodiment one；
Fig. 3 is the gas gun rifle core head structural representation (B-B sections) of embodiment one；
Fig. 4 is Fig. 2 Y-direction view；
Fig. 5 is the IA classes sector region and IB classes sector region division schematic diagram of embodiment one；
Fig. 6 is the gas gun rifle core head structural representation (C-C sections) of embodiment one；
Fig. 7 is the blast cap of embodiment one and the stereogram of gas cap；
Fig. 8 is the V of embodiment onehTangential folder of the groove between the axial direction in its exit and gas gun rifle core head axis
Angle AhSchematic diagram；
Fig. 9 is the groove access diagram of wind spray tank；
Figure 10 is the structural representation of embodiment two of the present utility model；
Figure 11 is the gas gun rifle core head structural representation (D-D sections) of embodiment two；
Figure 12 is the gas gun rifle core head structural representation (E-E sections) of embodiment two；
Figure 13 is Figure 11 Z-direction view；
Figure 14 is the IA classes sector region and IB classes sector region division schematic diagram of embodiment two；
Figure 15 is the blast cap of embodiment two and the stereogram of gas cap；
Figure 16 is the pre-mixing apparatus present position schematic diagram of embodiment two；
Figure 17 is the structural representation of embodiment three of the present utility model；
Figure 18 is the gas gun rifle core head structural representation (F-F sections) of embodiment three；
Figure 19 is the gas gun rifle core head structural representation (G-G sections) of embodiment three；
Figure 20 is Figure 18 V direction views；
Figure 21 is the structural representation of example IV；
Figure 22 is the gas gun rifle core head structural representation (H-H sections) of example IV；
Figure 23 is the gas gun rifle core head structural representation (I-I sections) of example IV；
Figure 24 is Figure 22 W direction views；
Figure 25 is the structural representation of embodiment five of the present utility model；
Figure 26 is the structural representation of embodiment six of the present utility model；
Figure 27 is K1 pore structure schematic diagrames；
Figure 28 is K2 pore structure schematic diagrames；
Figure 29 is K3 pore structure schematic diagrames；
In figure, 1 it is airduct, 2 is tracheae, 3 is air flue, 4 is gas cap, 5 is that gas blowout portals, 6 is blast cap, 7 is wind passage, 8
For wind squit hole, 9 be wind spray tank, 10 be cap internal channel, 11 be interface, 12 be squit hole in cap, 13 be gas gun shell,
14 it is gas gun rifle core head axis, 15 be bushing, 16 be the burning cylinder of silicon carbide material, 17 is refractory material material
Burner block, 18 are furnace brickwork, 19 to be traced back from gas cap to the combustion gas of kiln side with the blast tube before group regulating valve, 20 be
Kiln side fuel gas transmission is same to organize branch pipe.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Embodiment one, as shown in Figures 1 to 9, kiln gas combustion apparatus are made up of gas gun rifle core, in gas gun
There is gas gun rifle core head on rifle core, airduct 1 and tracheae 2,1 set of airduct are provided with the structure of gas gun rifle core head
Outside tracheae 2, there is air flue 3 within tracheae 2, gas cap 4 is arranged on the port of export of air flue 3, there are 4 gas blowouts to portal on gas cap 4
5, there is wind passage 7 between tracheae 2, gas cap 4, blast cap 6 and airduct 1, blast cap 6 is arranged on the port of export of wind passage 7, on blast cap 6
There are wind squit hole 8 and wind spray tank 9,1 cap internal channel 10 is offered in gas cap 4, cap internal channel 10 has 4 interfaces 11 and wind
Passage 7 is connected, and squit hole 12 in cap are offered on gas cap 4, and squit hole 12 is connected with cap internal channel 10 in cap.
In the present embodiment, cap internal channel is all connected, so as to form 1 cap internal channel.
In the present embodiment, there are 4 gas blowouts to portal 5 on gas cap, all with TA features, as shown in figure 3, setting QiKong Shi
There is the gas blowout of TA features to portal for any one, QiBetween the axial direction in Kong Qi exits and gas gun rifle core head axis 14
Angle be αi, as it was noted above, QiThe axial direction in Kong Qi exits, refer in the direction of the axis in its exit hole.At this
In embodiment, the Qiα corresponding to holei=0 °, in actual applications, αiOther values can also be chosen in following preferred segments：0°
≤αi≤36°；By αiAngle is referred to as QiTA characteristic angles corresponding to hole, in the present embodiment, 4 gas blowouts with TA features are portalled respectively
It is all equal from corresponding TA characteristic angles, all it is 0 °；Among practical application, the gas blowout with TA features is portalled each corresponding
TA characteristic angles can also mutual it is different.The circulation area sum that the gas blowout that setting tool has TA features is portalled is STA, own on gas cap
The circulation area sum portalled of gas blowout be SS, ratio RTA=STA/ SS, S in the present embodimentTA=66mm2, SS=66mm2, therefore
RTA=1.In actual applications, RTAOther values can also be chosen in following preferred segments：0.48≤RTA≤1。
In the present embodiment, 4 gas blowouts portal 5 in addition to TA features, all possess TC features, as shown in figure 3, setting QkKong Shi
There is the gas blowout of TC features to portal for any one, QkThe central point of the exit end face in hole is point Fk, set up an office FkWith gas gun rifle core
The distance of head axes is HTCk, the QkHTC corresponding to holek=16mm.In the present embodiment, blast cap outer diameter DF=55mm, therefore HTCk
In following scope：0.23DF≤HTCk≤0.38DF；If the circulation area sum that the gas blowout with TC features is portalled on gas cap is
STC, all gas blowouts are portalled on gas cap circulation area sum is SS, ratio RTC=STC/ SS, in the present embodiment 4 gas blowouts go out
Hole all possesses TC features, therefore STC=SS=66mm2, therefore RTC=1；In actual applications, RTCCan also be in following preferred segments
Choose other values：0.54≤RTC≤1。
Described in SD texts as defined above, the present embodiment SD=116mm2；In actual applications, SD can also be following preferred
Section chooses other values：78mm2≤SD≤1020mm2。
In the present embodiment, on gas cap 4 gas blowouts portal respectively since hole the port of export rise to along the hole axis into hole
The minimum sectional area of region endoporus untill direction retroversion 7mm is all 28mm2, therefore they are all between 14.6mm2To 96mm2Between.
In the present embodiment, blast cap connects by being weldingly connected with gas cap and forms a sub-unit, referred to as TT sub-units, TT points
Part with tracheae is welded is connected, coordinate between blast cap and airduct for gap.
In the present embodiment, squit hole in 8 caps is shared on gas cap, all with WK features, if GpHole is any one
Squit hole in the individual cap with WK features, GpThe central point of the exit end face in hole is point Ep, set up an office EPWith gas gun rifle core head
The distance of axis is HWKp, the GpHWK corresponding to holep=8mm, therefore it is in following scope：0mm≤HWKp≤12.6mm.Will
HWKPReferred to as GPWK characteristic distances corresponding to hole, in the present embodiment, have squit hole in 4 caps each corresponding WK features away from
From being equal to 8mm；Each corresponding WK characteristic distances are equal to 4mm to squit hole in other 4 caps, former capital 0~12.6mm it
Between.In the present embodiment, the circulation area in the single hole of squit hole is all 7.2mm in 8 caps with WK features2, therefore there is WK
The circulation area sum SK=57mm of squit hole in the cap of feature2, therefore it is in following scope：42mm2≤SK≤166mm2。
In the present embodiment, if the circulation area sum of squit hole is SM in all caps on gas cap, SM=in the present embodiment
57mm2, in actual applications, SM can also choose other values in following preferred segments：42mm2≤SM≤436mm2。
In the present embodiment, the cap internal channel opened up on gas cap has 4 interfaces to be connected with wind passage, and sets total interface
Sectional area sum be SJ, SJ=154mm in the present embodiment2, in actual applications, SJ can also choose in following preferred segments
Other values：SJ≥96mm2。
As shown in Figure 5, Figure 6, set up an office CBIt is gas gun rifle core head axis and gas cap under gas gun rifle core
The intersection point of one end end face of trip, cross point CBMake the plane PC perpendicular to gas gun rifle core head axisB, with point CBWill for the center of circle
Gas cap and blast cap are in plane PCBOn projection be divided into 8 sector regions, wherein 4 are IA class sector regions, another 4 are IB
Class sector region, spaced between IA classes sector region and IB class sector regions, i.e., the left and right of each IA classes sector region
It is connected with IB class sector regions, the circulation of the outlet section in single hole is offered on the gas cap that each IA classes sector region is covered
Area is 28mm2Gas blowout portal, between 14.6mm2To 96mm2Between, and do not have then on the gas cap that IB class sector regions are covered
There is the circulation area for the outlet section for offering single hole between 14.6mm2To 96mm2Between gas blowout portal.
In the present embodiment, wind spray tank is offered in 100% space that is covered of IB class sector regions.
As shown in figure 8, set VhGroove is that any one has the wind spray tanks of UA features, VhGroove the axial direction in its exit with
Tangential angle between gas gun rifle core head axis is Ah, the VhA corresponding to grooveh=9 °, in actual applications, Ah
Other values can be chosen in following preferred segments：0°≤Ah≤14°。
By AhAngle is referred to as VhUA characteristic angles corresponding to groove, in the present embodiment, 8 have the wind spray tanks of UA features each
Corresponding UA characteristic angles are all equal, are all 9 °.
N=4 in the present embodiment, in actual applications, N can also choose other values in following preferred segments：4≤N≤11.
In the present embodiment, among 4 IB class sector regions, each IB classes sector region has following feature：There are 2
The central point of the exit end face of squit hole is located in the gas cap fan-shaped range that the sector region is covered in cap, and this 2 holes
With following feature：The spacing of the central point of their exit end face is 4mm, thus their spacing between 2.4mm to 8.4mm it
Between, and they have all been provided simultaneously with WK features and WA features, and the WA features refer to：As shown in Fig. 2 set GmHole is any one
Squit hole in the individual cap with WA features, point EmFor GmThe central point of the exit end face in hole, cross point EmMake GmThe tangent line of the axis in hole
EmVm, tangent line EmVmAngle between gas gun rifle core head axis is θm, in the present embodiment, squit hole in 8 caps
Axis is all straight line, therefore crosses the axle of tangent line that any point wherein in any one cap on the axis of squit hole is made all with the hole
Line overlaps, the Gmθ corresponding to holem=20 °, in actual applications, θmOther values can also be chosen in following preferred segments：6°
≤θm≤ 36 °, and work as a certain particle from point EmAlong tangent line EmVmAway from GmWhen direction inside hole is advanced, the particle by
It is gradually close to gas gun rifle core head axis.
There is the interface of cap internal channel in the gas cap region that 100% IB class sector regions are covered in the present embodiment.
If the circulation area sum of all wind squit holes of blast cap and wind spray tank is SW, if being sprayed in all caps on gas cap
The circulation area sum portalled is SM, and the circulation area sum that all gas blowouts are portalled on gas cap is SS, ratio RGW=SS/ (SW+
SM), in the present embodiment, SW=185mm2, SM=57mm2, SS=66mm2, therefore RGW=0.27, between 0.16 to 1.6.
In the present embodiment, as shown in fig. 6, being set in gas cap close to the end face of the one end in the downstream of gas gun rifle core center
It is D to have an equal footpathm=21mm round platform, therefore DmBetween 6mm≤Dm≤0.46DF, wherein DFFor the external diameter of blast cap, the present embodiment
DF=55mm.
In the present embodiment, as shown in fig. 6, whole gas blowouts on gas cap are portalled on the central point and blast cap of its exit end face
The central point of its exit end face of whole wind spray tanks be located at two plane PA1 perpendicular to gas gun rifle core head axis with
Between PA2, and the distance of the two planes is 6mm, if the circulation area sum that this part gas blowout is portalled is SSZ, on gas cap
The circulation area sum that all gas blowouts are portalled is SS, ratio R Z=SSZ/SS, RZ=1, therefore it is in following scope：0.48≤
RZ≤1；If the circulation area sum of this part wind spray tank is SCY, if on blast cap all wind spray tanks circulation area sum
For SC, ratio R Y=SCY/SC, RY=1, therefore it is in following scope：0.48≤RY≤1.
In the present embodiment, 4 KA class cap internal channels holes are offered in gas cap, this 4 KA class cap internal channels holes form cap
The whole of internal channel, as shown in Fig. 2 the pores is dug into from gas cap periphery towards gas gun rifle core head axis direction, and
And this 4 KA class cap internal channels holes are all intersected with gas gun rifle core head axis.
In the present embodiment, among 4 KA class cap internal channels holes, there are 2 pairs there is following feature：One can be used every a pair
The interface in an a diameter of Φ 2 cylinder cap internal channel hole therefrom penetrates, and is passed from the interface in another cap internal channel hole.
In the present embodiment, there are 8 wind spray tanks on blast cap, all with UA features, and setting tool has the wind of UA features
The circulation area sum of spray tank is SUA, and the circulation area sum of all wind spray tanks is SC on blast cap, ratio RUA=SUA/
SC, the present embodiment RUA=1, therefore it is in following scope：0.6≤RUA≤1；
In the present embodiment, squit hole in 8 caps is offered on gas cap, all with WK features.
In the present embodiment, 4 gas blowouts portal on gas cap, the circulation area in its single hole is entirely 28mm2, all
Between 14.6mm2To 96mm2Between.
Embodiment two, as shown in Figure 10 to Figure 16, in the present embodiment, there are 6 gas blowouts to portal 5 on gas cap, all have
Standby TF features, as shown in figure 12, if QgHole is that there is the gas blowout of TF features to portal for any one, QgThe center of the exit end face in hole
Point is point Fg, set up an office FgDistance with gas gun rifle core head axis is HTFg, the QgHTF corresponding to holeg=14mm.By HTFg
Referred to as QgTF characteristic distances corresponding to hole, in the present embodiment, 6 gas blowouts with TF features are portalled each corresponding TF
Characteristic distance is all equal, is all 14mm, in actual applications, have TF features gas blowout portal each corresponding TF features away from
From can also mutual it is different.
In the present embodiment, 6 gas blowouts are portalled and 5 all have TD features, as shown in figure 12, if QeHole is any one tool
The gas blowout for having TD features is portalled, QeAngle between the axial direction in Kong Qi exits and gas gun rifle core head axis 14 is αe,
As it was noted above, QeThe axial direction in Kong Qi exits, refer in the direction of the axis in its exit hole, the QeCorresponding to hole
αe=0 °, in actual applications, αeOther values can also be chosen in following preferred segments：0°≤αe≤24°；By αeAngle is referred to as QeHole
Corresponding TD characteristic angles, in the present embodiment, 6 gas blowouts with TD features are portalled each corresponding TD characteristic angles all phases
Deng being all 0 °；Among practical application, have TD features gas blowout portal each corresponding TD characteristic angles can also mutual not
Together.The present embodiment SD=117mm2.The circulation area sum that the gas blowout that setting tool has TD features is portalled is STD, all gas on gas cap
The circulation area sum of squit hole is SS, ratio RTD=STD/ SS, S in the present embodimentTD=75mm2, SS=75mm2, therefore RTD=
1.In actual applications, RTDOther values can also be chosen in following preferred segments：0.48≤RTD≤1。
In the present embodiment, on gas cap 6 gas blowouts portal respectively since hole the port of export rise to along the hole axis into hole
The minimum sectional area of region endoporus untill direction retroversion 7mm is all 19.6mm2, therefore they are all between 14.6mm2To 96mm2It
Between.
In the present embodiment, blast cap is formed in one with gas cap and forms a sub-unit, referred to as TT sub-units, TT sub-units
It is connected between tracheae by screw thread, is coordinated between blast cap and airduct for gap.
In the present embodiment, squit hole in 12 caps is shared on gas cap, all with WK features.In the present embodiment, SK
=SM=84mm2。
In the present embodiment, the cap internal channel opened up on gas cap has 6 interfaces to be connected with wind passage, and sets total interface
Sectional area sum be SJ, SJ=205mm in the present embodiment2。
As shown in figure 14, set up an office CBIt is gas gun rifle core head axis and gas cap close to the downstream of gas gun rifle core
The intersection point of one end end face, cross point CBMake the plane PC perpendicular to gas gun rifle core head axisB, with point CBIt is the center of circle by gas cap
With blast cap in plane PCBOn projection be divided into 12 sector regions, wherein 6 are IA class sector regions, another 6 are that IB classes are fanned
Shape region.In the present embodiment, the outlet section in 1 single hole is each offered on the gas cap that 6 IA class sector regions are covered
Circulation area is 12.6mm2Gas blowout portal.
In the present embodiment, wind spray tank is offered in 100% space that is covered of IB class sector regions.
In the present embodiment, the 12 wind spray tanks opened up in the space that IB class sector regions are covered are all special with UA
Sign, and 12 have UA features wind spray tanks each corresponding to UA characteristic angles it is all equal, be all 0 °.
In the present embodiment, squit hole in 12 caps is shared, all possesses WL features, as shown in figure 11, if GqHole is to appoint
Meaning one has squit hole in the cap of WL features, GqThe central point of the exit end face in hole is point Eq, set up an office EqWith gas gun rifle core
The distance of head axes is HWLq, the GqHWL corresponding to holeq=4mm, in actual applications, HWLqCan also be following preferred
Section chooses other values：0mm≤HWLq≤0.24DF, wherein DFFor the external diameter of blast cap, the present embodiment DF=50mm.
There is the interface of cap internal channel in the gas cap region that 100% IB class sector regions are covered in the present embodiment.
In the present embodiment, SW=255mm2, SM=84mm2, SS=75mm2, therefore RGW=0.22, between 0.16 to 1.6 it
Between.
In the present embodiment, 6 KA class cap internal channels holes are offered in gas cap, this 6 KA class cap internal channels holes form cap
The whole of internal channel, as shown in figure 11.
In the present embodiment, among 6 KA class cap internal channels holes, there are 3 pairs there is following feature：One can be used every a pair
The interface in an a diameter of Φ 2 cylinder cap internal channel hole therefrom penetrates, and is passed from the interface in another cap internal channel hole.
In the present embodiment, the pre-mixing apparatus of combustion air and gaseous fuel is provided with air flue 3, due to being traced back from gas cap
Air flue 3 is contained with the blast tube between group regulating valve to the combustion gas of kiln side, therefore is being traced back from gas cap to the combustion gas of kiln side
With the pre-mixing apparatus that combustion air and gaseous fuel are provided with the blast tube between group regulating valve.
Embodiment three, as shown in Figure 17 to Figure 20, in the present embodiment, 6 gas blowouts, which are portalled, 5 all possesses TG features, such as Figure 19
It is shown, if QjHole is that there is the gas blowout of TG features to portal for any one, QjThe central point of the exit end face in hole is point Fj, set up an office Fj
Distance with gas gun rifle core head axis is HTGj, the QjHTG corresponding to holej=13.5mm, the present embodiment STG=SS=
75mm2, therefore RTG=STG/ SS=1.
In the present embodiment, only squit hole, the hole possess WK features and WL features in 1 cap altogether.
In the present embodiment, having one on gas cap, to the axis along the hole, into hole, direction is fallen back from the port of export in the hole
The minimum sectional area of region endoporus untill 6mm is 113mm2Cap in squit hole, therefore the minimum sectional area is between 46mm2Extremely
466mm2Between, and the central point of the exit end face in the hole and the distance of gas gun rifle core head axis are set as HKC, this reality
Apply in example, HKC=0mm, therefore it is in following scope：0≤HKC≤6mm.
In the present embodiment, 6 KA class cap internal channels holes all with squit hole in the cap comprising gas gun rifle core head axis
It is intersecting.
Example IV, as shown in FIG. 21 to 24, in the present embodiment, blast cap 6 is connected with airduct 1 by screw thread, gas cap 4
It is connected with tracheae 2 by screw thread, is coordinated between gas cap 4 and blast cap 6 for gap.Remaining structure of the present embodiment and embodiment two
It is identical.
Embodiment five, as shown in figure 25, in the present embodiment, kiln gas combustion apparatus also includes the He of gas gun shell 13
Bushing 15, gas gun shell 13 and bushing 15 are arranged on outside airduct 1, can be introduced from the air intake vent on gas gun shell
Combustion air, the combustion-supporting wind action of supplement is played to burning.Remaining structure of the present embodiment is identical with embodiment two.
Embodiment six, as shown in figure 26, in the present embodiment, bushing 15 is provided with outside airduct 1, in the peripheral hardware of bushing 15
The burning cylinder 16 of silicon carbide material is equipped with, the burner block of refractory material material is provided with outside the burning cylinder of silicon carbide material
17.Remaining structure of the present embodiment is identical with embodiment two.
Certainly, several preferable embodiments are only listed here, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplify, should be equivalent substitute mode, be included within the scope of protection of the utility model.
Claims (32)
1. a kind of kiln gas combustion apparatus, including gas gun rifle core, there is gas gun rifle core print on gas gun rifle core
Portion, airduct and tracheae are provided with the structure of gas gun rifle core head, duct sleeve has gas outside tracheae within tracheae
Road, gas cap are arranged on the port of export of air flue, on gas cap at least two gas blowouts portal, between tracheae, gas cap, blast cap and airduct
There is wind passage, blast cap is arranged on the port of export of wind passage, there is wind squit hole and/or wind spray tank on blast cap, it is characterised in that：
At least one cap internal channel is offered in gas cap, cap internal channel at least 1 interface is connected with wind passage, opened up on gas cap
There is a squit hole in cap, squit hole is connected with cap internal channel in cap.
2. kiln gas combustion apparatus according to claim 1, it is characterised in that：At least 2 gas blowouts go out on gas cap
Hole has TA features, and the TA features refer to：If QiHole is that there is the gas blowout of TA features to portal for any one, QiKong Qi is exported
Angle between the axial direction at place and gas gun rifle core head axis is αi, αiScope be：0°≤αi≤ 36 °, this is TA special
Sign；And the circulation area sum that the gas blowout that setting tool has TA features is portalled is STA, all gas blowouts are portalled on gas cap circulating face
Product sum is SS, ratio RTA=STA/ SS, RTAScope be：0.48≤RTA≤1；The circulation that gas blowout described in any one is portalled
Area, refer to the area of the channel cross-section of narrowest position in the bore passages that the gas blowout is portalled, narrowest position described herein, be
Refer to minimum among the area in all sections for the bore passages that the area of the channel cross-section at this portals in the gas blowout.
3. kiln gas combustion apparatus according to claim 1, it is characterised in that：At least 2 gas blowouts go out on gas cap
Hole has TC features, and the TC features refer to：If QkHole is that there is the gas blowout of TC features to portal for any one, QkThe port of export in hole
The central point in face is point Fk, set up an office FkDistance with gas gun rifle core head axis is HTCk, HTCkScope be：0.23DF≤
HTCk≤0.38DF, wherein DFFor the external diameter of blast cap, this is TC features；And set what the gas blowout with TC features on gas cap was portalled
Circulation area sum is STC, all gas blowouts are portalled on gas cap circulation area sum is SS, ratio RTC=STC/ SS, RTCModel
Enclosing is：0.54≤RTC≤1；The circulation area that gas blowout described in any one is portalled, refer in the bore passages that the gas blowout is portalled
The area of the channel cross-section of narrowest position, narrowest position described herein, refer to the area of channel cross-section at this in the gas blowout
It is minimum among the area in all sections for the bore passages portalled.
4. kiln gas combustion apparatus according to claim 1, it is characterised in that：At least 4 gas blowouts go out on gas cap
Hole has TF features, and the TF features refer to：If QgHole is that there is the gas blowout of TF features to portal for any one, QgThe port of export in hole
The central point in face is point Fg, set up an office FgDistance with gas gun rifle core head axis is HTFg, HTFgScope be：9mm≤
HTFg≤ 32mm, this is TF features.
5. kiln gas combustion apparatus according to claim 4, it is characterised in that：There is the gas blowout of TF features on gas cap
Among portalling, at least 4 have TD features, and the TD features refer to：If QeHole is that any one has the gas blowouts of TD features
Portal, QeThe axial direction in Kong Qi exits and the angle of gas gun rifle core head axis are αe, αeScope be：0°≤αe≤
24 °, this is TD features.
6. kiln gas combustion apparatus according to claim 1, it is characterised in that：If all gas blowouts are portalled on gas cap
The circulation area sum of outlet section is SD, and SD scope is：78mm2≤SD≤1020mm2；Gas blowout described in any one is portalled
Outlet section circulation area, refer to from the port of export that the gas blowout is portalled to the axis along the hole into hole direction fall back 7mm
Untill region in the hole minimum sectional area.
7. kiln gas combustion apparatus according to claim 5, it is characterised in that：If all gas blowouts are portalled on gas cap
Circulation area sum is SS, if the circulation area sum that the gas blowout with TD features is portalled on gas cap is STD, ratio RTD=STD/
SS, RTDScope be：0.48≤RTD≤1。
8. kiln gas combustion apparatus according to claim 1, it is characterised in that：There are 4 to 24 on gas cap from the hole
The port of export rise to the axis along the hole into hole direction retroversion 7mm untill region endoporus minimum sectional area between
14.6mm2To 96mm2Between gas blowout portal.
9. kiln gas combustion apparatus according to claim 1, it is characterised in that：Blast cap is formed in one or passed through with gas cap
Cross and be connected and form a sub-unit, referred to as TT sub-units, TT sub-units are connected with tracheae, between being between blast cap and airduct
Gap coordinates.
10. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：In gas cap
On at least 3 gas blowouts portal and refer to TG features, the TG features：If QjHole is that any one has the gas blowouts of TG features
Portal, QjThe central point of the exit end face in hole is point Fj, set up an office FjDistance with gas gun rifle core head axis is HTGj, HTGj
Scope be：12mm≤HTGj≤ 23mm, this is TG features；And set the circulating face that the gas blowout with TG features is portalled on gas cap
Product sum is STG, ratio RTG=STG/ SS, RTGScope be：0.46≤RTG≤1。
11. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：In gas cap
On at least in 1 cap squit hole there is WK features, the WK features refer to：If GpHole is that any one has the caps of WK features
Interior squit hole, GpThe central point of the exit end face in hole is point Ep, set up an office EPDistance with gas gun rifle core head axis is
HWKp, HWKpScope be：0mm≤HWKp≤ 12.6mm, this is WK features.
12. kiln gas combustion apparatus according to claim 11, it is characterised in that：Setting tool, which has in the cap of WK features, to be sprayed
The circulation area sum in hole is SK, and SK scope is：42mm2≤SK≤166mm2；The stream of squit hole in cap described in any one
Logical area, refers to the area of the channel cross-section of narrowest position in the bore passages of squit hole in the cap, described herein most narrow
Place, refer to that the area of channel cross-section at this is minimum among the area in all sections of the bore passages of squit hole in the cap.
13. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：In gas cap
On at least offer squit hole in 6 caps.
14. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：If gas cap
On all caps in the circulation area sum of squit hole be SM, SM scope is：42mm2≤SM≤436mm2。
15. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：On gas cap
All cap internal channels opened up at least 3 interfaces are connected with wind passage, and set the sectional area sum of total interface as SJ,
SJ scope is：SJ≥96mm2。
16. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：Set up an office CB
It is intersection point of the gas gun rifle core head axis with gas cap close to one end end face in the downstream of gas gun rifle core, crosses point CBHang down
Directly in the plane PC of gas gun rifle core head axisB, with point CBFor the center of circle by gas cap and blast cap in plane PCBOn projection draw
It is divided into 2N sector region, wherein N number of is IA class sector regions, separately N number of is IB class sector regions, IA classes sector region and IB classes
Spaced between sector region, i.e., the left and right of each IA classes sector region is connected with IB class sector regions, in each IA classes
The circulation area of the outlet section in single hole is offered on the gas cap that sector region is covered between 14.6mm2To 96mm2Between gas
Squit hole, and do not offered then on the gas cap that IB class sector regions are covered the circulation area of the outlet section in single hole between
14.6mm2To 96mm2Between gas blowout portal, the circulation area for the outlet section that the gas blowout described in any one is portalled, refer to from this
The smallest cross-sectional in a port of export that gas blowout is portalled hole in the region untill 7mm is fallen back in direction to the axis along the hole into hole
Product.
17. kiln gas combustion apparatus according to claim 16, it is characterised in that：In the IB classes fan section more than 60%
Wind spray tank is offered in the space that domain is covered.
18. kiln gas combustion apparatus according to claim 16, it is characterised in that：Covered in IB class sector regions
Among the wind spray tank opened up in space, at least 2 have UA features, and the UA features refer to：If VhGroove is any one
Wind spray tank with UA features, VhTangential angle of the groove between the axial direction in its exit and gas gun rifle core head axis
For Ah, AhScope be：0°≤Ah≤ 14 °, this is UA features.
19. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：In gas cap
On at least in 4 caps squit hole there is WL features, the WL features refer to：If GqHole is that any one has the caps of WL features
Interior squit hole, GqThe central point of the exit end face in hole is point Eq, set up an office EqDistance with gas gun rifle core head axis is
HWLq, HWLqScope be：0mm≤HWLq≤0.24DF, wherein DFFor the external diameter of blast cap, this is WL features.
20. kiln gas combustion apparatus according to claim 16, it is characterised in that：The scope of the N is：4≤N≤
11。
21. kiln gas combustion apparatus according to claim 16, it is characterised in that：Among N number of IB classes sector region,
At least 3 have following feature：The central point of the exit end face of squit hole is located at the sector region and covered at least in 2 caps
In the gas cap fan-shaped range of lid, and at least 2 holes have following feature among squit hole in these caps：Their port of export
The spacing of the central point in face is between 2.4mm between 8.4mm, and they have all been provided simultaneously with WK features and WA features, described
WA features refer to：If GmHole is that any one has squit hole in the cap of WA features, point EmFor GmThe center of the exit end face in hole
Point, cross point EmMake GmThe tangent line E of the axis in holemVm, tangent line EmVmAngle between gas gun rifle core head axis is θm,
θmScope be：6°≤θm≤ 36 °, and work as a certain particle from point EmAlong tangent line EmVmAway from GmBefore direction inside hole
When entering, the particle is gradually close to gas gun rifle core head axis, and this is WA features.
22. kiln gas combustion apparatus according to claim 16, it is characterised in that：IB class sector regions more than 46%
There is the interface of cap internal channel in the gas cap region covered.
23. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：If blast cap
All wind squit holes and the circulation area sum of wind spray tank are SW, if in all caps on gas cap squit hole circulation area
Sum is SM, and the circulation area sum that all gas blowouts are portalled on gas cap is SS, ratio RGW=SS/ (SW+SM), RGWScope be：
0.16≤RGW≤1.6。
24. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：In gas cap
It is D that the end face center of the one end in the downstream of gas gun rifle core, which is provided with an equal footpath,mRound platform, DmScope be 6mm≤
Dm≤0.46DF, wherein DFFor the external diameter of blast cap.
25. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：On gas cap
Gas blowout portal among some or all its exit end face central point and blast cap on wind spray tank among a part
Or all its exit end face central point positioned at two between the plane of gas gun rifle core head axis, and this two
The distance of individual plane is 6mm, if the circulation area sum that this part gas blowout is portalled is SSZ, on gas cap all gas blowouts portal
Circulation area sum is SS, and ratio R Z=SSZ/SS, RZ scope are：0.48≤RZ≤1；If the circulation of this part wind spray tank
Area sum is SCY, if the circulation area sum of all wind spray tanks is SC on blast cap, ratio R Y=SCY/SC, RY scope
It is：0.48≤RY≤1.
26. kiln gas combustion apparatus according to claim 18, it is characterised in that：There is one on gas cap from the hole
The port of export plays the minimum sectional area of the region endoporus untill 6mm is fallen back in direction to the axis along the hole into hole between 46mm2Extremely
466mm2Between cap in squit hole, and set the central point of the exit end face in the hole and gas gun rifle core head axis away from
It is from the scope for HKC, HKC：0≤HKC≤6mm.
27. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：In gas cap
At least three KA class cap internal channels hole is inside offered, KA class cap internal channels hole belongs to a part for cap internal channel or formed in cap and leads to
The whole in road, the KA classes cap internal channel hole refer to：The pores is from gas cap periphery towards gas gun rifle core head axis side
To digging into, and the pores in the cap comprising gas gun rifle core head axis with gas gun rifle core head axis or with spraying
Portal intersecting.
28. kiln gas combustion apparatus according to claim 27, it is characterised in that：Among KA class cap internal channels hole,
At least 2 pairs have following feature：An a diameter of Φ 2 cylinder cap internal channel hole therefrom can be used every a pair
Interface penetrates, and is passed from the interface in another cap internal channel hole.
29. the kiln gas combustion apparatus according to any one among claim 1 to 9, it is characterised in that：Investigate same
Group kiln gas combustion apparatus, when the combustion gas of kiln side only has 1 with group regulating valve, traced back from gas cap to the combustion gas of kiln side
With the pre-mixing apparatus that combustion air and gaseous fuel are provided with the blast tube between group regulating valve；Tune is organized when the combustion gas of kiln side is same
Save valve more than one when, then traced back from gas cap to the side combustion gas of wherein at least one kiln with group regulating valve between combustion gas lead to
The pre-mixing apparatus of combustion air and gaseous fuel is provided with road.
30. kiln gas combustion apparatus according to claim 11, it is characterised in that：At least 2 have on blast cap
The wind spray tank of UA features, and the setting tool circulation area sum that has the wind spray tank of UA features is SUA, all wind sprays on blast cap
The circulation area sum for going out groove is SC, ratio RUA=SUA/SC, RUAScope be：0.6≤RUA≤1；The UA features refer to：
If VhGroove is that any one has the wind spray tanks of UA features, VhGroove is in the axial direction in its exit and gas gun rifle core head axle
Tangential angle between line is Ah, AhScope be：0°≤Ah≤ 14 °, this is UA features.
31. kiln gas combustion apparatus according to claim 11, it is characterised in that：4 are at least offered on gas cap
Squit hole in cap with WK features.
32. kiln gas combustion apparatus according to claim 11, it is characterised in that：Have on gas cap 4 to 18 it is single
The circulation area in hole is between 14.6mm2To 96mm2Between gas blowout portal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720651413.5U CN207006148U (en) | 2017-05-25 | 2017-05-25 | A kind of kiln gas combustion apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720651413.5U CN207006148U (en) | 2017-05-25 | 2017-05-25 | A kind of kiln gas combustion apparatus |
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| Publication Number | Publication Date |
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| CN207006148U true CN207006148U (en) | 2018-02-13 |
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| CN201720651413.5U Expired - Fee Related CN207006148U (en) | 2017-05-25 | 2017-05-25 | A kind of kiln gas combustion apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109574522A (en) * | 2018-12-25 | 2019-04-05 | 石家庄新华能源环保科技股份有限公司 | A kind of sleeve kiln combustion system |
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2017
- 2017-05-25 CN CN201720651413.5U patent/CN207006148U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109574522A (en) * | 2018-12-25 | 2019-04-05 | 石家庄新华能源环保科技股份有限公司 | A kind of sleeve kiln combustion system |
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