CN104564245B - Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly - Google Patents
Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly Download PDFInfo
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- CN104564245B CN104564245B CN201410846973.7A CN201410846973A CN104564245B CN 104564245 B CN104564245 B CN 104564245B CN 201410846973 A CN201410846973 A CN 201410846973A CN 104564245 B CN104564245 B CN 104564245B
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- combustion chamber
- loudspeaker
- conduit
- lighter
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 55
- 238000011084 recovery Methods 0.000 title claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims description 26
- 239000006185 dispersion Substances 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 230000008929 regeneration Effects 0.000 abstract description 16
- 238000011069 regeneration method Methods 0.000 abstract description 16
- 239000012530 fluid Substances 0.000 abstract description 7
- 230000004888 barrier function Effects 0.000 abstract description 3
- 230000008439 repair process Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 37
- 238000009825 accumulation Methods 0.000 description 31
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 19
- 229910001220 stainless steel Inorganic materials 0.000 description 19
- 239000010935 stainless steel Substances 0.000 description 19
- 230000000694 effects Effects 0.000 description 18
- 238000005338 heat storage Methods 0.000 description 12
- 238000005192 partition Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 239000002283 diesel fuel Substances 0.000 description 9
- 239000000295 fuel oil Substances 0.000 description 9
- 238000009413 insulation Methods 0.000 description 9
- 229910052759 nickel Inorganic materials 0.000 description 9
- 239000000446 fuel Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 238000003825 pressing Methods 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000002309 gasification Methods 0.000 description 5
- 239000000565 sealant Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910052582 BN Inorganic materials 0.000 description 3
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 3
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
Abstract
The present invention relates to one kind can make DPF catcher in regenerative process, it is capable of all permanent regeneration, local is avoided to regenerate the Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly of brought DPF catcher artefact regeneration, including fire rod assembly, thermal store assembly, lighter combustion chamber assembly, lighter fan blade oversheath front end is connected with fire rod assembly, thermal store assembly, lighter combustion chamber assembly is located in point device fan blade oversheath, fluid trouserss are located in lighter fan blade oversheath and directly to a combustion chamber assembly rear end, lighter fan blade oversheath rear end is connected with flow spoiler front end.Advantage：End face cannot be realized by the outer technical barrier closing all permanent regeneration in face inward, it is to avoid the brought DPF catcher frequent regeneration of local regeneration, hardening crack and dpf regeneration potentially inflammable risk that hot-spot is led to during solving DPF trap regeneration.
Description
Technical field
The present invention relates to one kind can improve rapidly diesel engine（Car）Delivery temperature so that delivery temperature can be in a few minutes
The interior Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly rising to more than 600 DEG C from 50 DEG C about, belongs to
Diesel motor exhaust regeneration low-temperature igniter component assembly manufactures field.
Background technology
The applicant all CN 103104314A, a kind of title " diesel engine exhaust aftertreatment device pre-heating temperature elevation
Device ", plug be enclosed within heating rod and heating rod one end exposed in mandrel outer and constitute high temperature ignition head, plug two ends and diesel oil
Gasification chamber two ends end cap seal connects, and heat storage is enclosed within plug and is located at diesel oil gasification intracavity, combustion chamber one end and diesel oil gas
Change chamber to connect and cover on high temperature ignition head, the external oil spout pipe portion on the wall of combustion chamber and in petroleum pipeline of petroleum pipeline passes through bavin
Oil gasification chamber end cap and be located at diesel oil gasify intracavity, have on the end cap of the diesel oil gasification chamber of heating rod one end oil gas spray
Mouth.
Content of the invention
Purpose of design：Design one kind can improve rapidly diesel engine（Car）Delivery temperature so that delivery temperature can be several
Total from 50 DEG C about the Diesel engine DPF low-temp recovery lighter special ignition combustion chambers rising to more than 600 DEG C in minute
Become.
Design：In order to realize above-mentioned purpose of design.The present invention designs one kind and is arranged on diesel engine（Car）In exhaustor,
For, under various working conditions, diesel engine can be improved rapidly（Car）Delivery temperature so that delivery temperature can be in a few minutes
（3-5 minute）Interior rise to more than 600 DEG C from 50 DEG C about, thus reaching regeneration grain catcher（DPF）Purpose.1st, light a fire
Excellent lead adopts the design of multiply pure nickel line or nickel-coated wire, is one of technical characteristic of the present invention.The purpose of so design is：
Because nickel wire or nickel-coated wire have higher resistivity, surface oxidation-resistant is good, and temperature level is high, and has higher at high temperature
Intensity, have good processing characteristics and a solderability, long service life, it can safely and reliably to heating rod provide DC24V,
The power supply of DC12V, AC220/50hz, AC110/60HZ, and the insulating barrier being enclosed within multiply pure nickel line or nickel-coated wire be resistant to 500 DEG C with
Upper high temperature is it is ensured that multiply pure nickel line or nickel-coated wire reliable conductive at high operating temperatures.2nd, it is used for using lighter insulating plug
The design of fixing point lighted torch lead, be the present invention technical characteristic two.The purpose of so design is：Due to lighter insulation
Plug adopts aluminum silicate ceramic device, and aluminum silicate ceramic device not only has extremely low thermal conductivity, and has excellent heat stability,
While using it for fixing point lighted torch lead, play again fire rod lead is carried out insulate, the protective effect such as heat-insulated.3rd, light a fire
The design of device flange, be the present invention technical characteristic three.The purpose of so design is：Lighter flange due to the application
In structure design, lighter flange is formed around fixing hole ear, sidepiece has fire rod assembly installation cavity, valve installing hole,
Oil nozzle installing hole, and it is provided with support reinforcing ledges in lighter flange inner chamber, thus lighter can not only be fixed, even by it
Be connected on diesel engine exhaust, and oil nozzle fixture can be installed, trachea mouth determines part, lighter insulating plug, igniting
Excellent coaming plate, and thermal store oversheath.4th, adopt the design of high-temperature ceramicss sealant sealing fixing point lighted torch lead and fire rod,
Be the present invention technical characteristic four.The purpose of so design is：Because high-temperature ceramicss glue is neutral organosilicon material, bonding
Intensity is high, and it not only has shock-absorbing cushioning effect and good high and low temperature resistance, and its temperature resistant range is -60-300 DEG C, and
Ageing-resistant performance is excellent.While the application uses it for fixing point lighted torch, fire rod lead, insulation is played to fire rod lead
With heat-insulated effect.5th, the design of fire rod coaming plate, be the present invention technical characteristic five.The purpose of so design is：It
Both served the protection to fire rod lead, fire rod, fluid sealant can have been carried again.6th, the design of heat accumulation piece, is the skill of the present invention
The six of art feature.The purpose of so design is：Due to heat accumulation piece, in structure design, surrounding is radiating rack structure, works as a little
After lighted torch heating power, it can absorb the heat of fire rod generation, can distribute the heat of absorption again, can guide combustion simultaneously again
Material oil is according to specific path flows it is achieved that the purpose of thermal store high-efficiency gasification diesel oil.7th, the design of fire rod insulating barrier, be
The seven of the technical characteristic of the present invention.The purpose of so design is：Thermal insulation layer due to the application is made up of boron nitride etc.,
And boron nitride has the characteristics that high temperature resistant, high pressure resistant, insulating properties, good heat dissipation, therefore it can not only be changed fire rod electric energy
Become the heat energy that lighter needs, and can use simultaneously as ignition trigger device.8th, the design of air conducting dispersion plate, be
The eight of the technical characteristic of the present invention.The purpose of so design is：Because in the plate face of air conducting dispersion plate, circumferencial direction is opened
There are multiple air guide holes, this air guide hole, finally provides needed for igniter fire through row water conservancy diversion and dispersion by fresh air
The oxygen wanted.9th, the design of tapered air combustion tube：Be the present invention technical characteristic nine.The purpose of so design is：By
It is rustless steel reduced pipe in tapered air combustion tube, pipe is provided with air inflow openings, and this air inflow openings can guide fresh sky
Gas enters combustor and collectively constitutes lighter burning interior with air-flow guide collar, loudspeaker air heat storage tube, flow rotation fan blade, draws
Pilot oil fully burns by specific direction.10th, the design of taper tube oversheath, be the present invention technical characteristic ten.So set
The purpose of meter is：Taper tube oversheath and tapered air combustion tube, taper pipe end-cap composition fresh air heating chamber, are used for
To fresh air heating.11st, the design of loudspeaker conduit, is the technical characteristic 11 of the present invention.The purpose of so design is：Should
Loudspeaker conduit can be to protect fire rod not blown cold by fresh air or blow out, and also function to the water conservancy diversion to fresh air simultaneously and make
With.12nd, the design of loudspeaker air heat storage tube, be the present invention technical characteristic 12.The purpose of so design is：Loudspeaker are empty
Gas heat storage tube is rustless steel reduced pipe, and it can play stable and guiding effect to burned flame, ensures that fuel oil can be fully simultaneously
Burning.13rd, the design of taper air flow guiding leaf, is the technical characteristic 13 of the present invention.The purpose of so design is：Taper gas
Conductance stream leaf is special stainless steel plate, and it can be to engine exhaust through row rectification.14th, go out the design that fire launches leaf, be the present invention
Technical characteristic 14.The purpose of so design is：Go out fire and launch leaf using stainless steel pressing, it can be to flame and air-flow
Through row rectification clockwise or counterclockwise, play the effect of all even dispersed flame and thermal current so as to equably to DPF catcher
Speed end face, by outer thermal regeneration inward, thus avoiding flame and thermal current to concentrate the heating to DPF for the zonule, solves
A difficult problem for DPF frequent regeneration caused by the regeneration of DPF artefact.15th, the design of lighter fan blade oversheath, is the technology of the present invention
The 15 of feature.The purpose of so design is：Can either be used for the low-temperature igniter to install due to lighter fan blade oversheath,
Be connected on exhaustor, play fixing and protection lighter effect, have simultaneously again guiding exhaust airstream and igniter flame and
The effect of thermal current.16th, the design of flow spoiler, be the present invention technical characteristic 16.The purpose of so design is：Guiding
With change the flow direction of thermal current entering flow spoiler and flow velocity, thus with go out fire launch leaf together serve avoid flame and
Thermal current concentrates the heating to DPF for the zonule, solves a difficult problem for the DPF frequent regeneration caused by the regeneration of DPF artefact.17、
The design of air-flow guide collar, be the present invention technical characteristic 17.The purpose of so design is：Due to air-flow guide collar pair
Fresh air plays and changes nyctitropic effect it is ensured that fresh air is sufficiently mixed with fuel-steam, reaches the purpose of burning completely.
18th, the design of taper pipe end-cap, be the present invention technical characteristic 18.The purpose of so design is：Due to taper pipe end
Lid and tapered air combustion tube, taper tube oversheath form fresh air heating chamber it is achieved that to fresh air heating purpose.
19th, the design of thermal store bottom, be the present invention technical characteristic 19.The purpose of so design is：Due to thermal store bottom
Lid constitutes fuel Heating passage with thermal store inner sheath, thermal store top cover, heat accumulation piece, thermal store partition heat accumulation body canal, thereon
It is provided with nozzle opening, bootable fuel-steam or fuel oil press specific position and direction injection, which is provided with oil pipe hole, can make oil
Pipe is attached to inside thermal store.20th, the design of thermal store oversheath, be the present invention technical characteristic 20.So design
Purpose is：Because thermal store oversheath constitutes thermal store insulation with thermal store inner sheath, thermal store top cover, thermal store bottom
Layer is it is achieved that to thermal store through row isothermal holding.21st, the design of heat accumulation body canal, be the present invention technical characteristic 21.
The purpose of so design is：Because heat accumulation body canal adopts square or circular stainless steel pipe, it had both enabled fire rod peace
Dress is fixed, and the heat energy of fire rod can be delivered in heat accumulation piece simultaneously again.22nd, the design of thermal store partition, is the skill of the present invention
The 22 of art feature.The purpose of so design is：Thermal store partition is used for being formed between heat accumulation piece certain
Fuel Heating passage is it is ensured that the passing through of fuel oil.23rd, adopt carbon paper as the design of insulation material, be the technology of the present invention
The 23 of feature.The purpose of so design is：Because carbon paper adopts graphite high-temperature-resistant thermal-insulation material, use it for storage
Hot body is through row isothermal holding, high insulating effect.
Technical scheme：A kind of Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly, ignition chamber
In loudspeaker conduit in assembly, fire rod and thermal store bottom atomizer, oil pipe hole are trapped among in it and straight length portion by straight length end
Bottom has air intlet, and tapered air burning inside pipe wall is led with loudspeaker respectively by air conducting dispersion plate and air-flow guide collar
In pipe, straight length and loudspeaker section clamping and tapered air combustion tube front port are connected with thermal store bottom, after tapered air combustion tube
Port taper tube outer protection tube rear end inwall clamping thereon with set, taper tube outer protection tube front end is equipped with taper pipe end-cap, oil pipe
Stage casing bends to spring-like and is arranged on tapered air burning pipe portion, and it is total that oil pipe oil-out passes through loudspeaker conduit to enter thermal storage device
Become.
Compared with background technology, the application ignition chamber assembly can improve rapidly diesel engine to the present invention（Car）Aerofluxuss
Temperature is so that delivery temperature can be in a few minutes（3-5 minute）Interior rise to more than 600 DEG C from 50 DEG C about, thus reaching regeneration
Grain catcher（DPF）Purpose.
Brief description
Fig. 1 is Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly structure schematic diagram.
Fig. 2 is Diesel engine DPF low-temp recovery lighter
Fig. 3 be in Fig. 2 A-A to cross section structure diagram.
Fig. 4 is the side structure schematic view of Fig. 3.
Fig. 5 is the structural representation of flow distortion of elbow device.
Fig. 6 is the structural representation of tapered air combustion tube in Fig. 3.
Fig. 7 is the structural representation that Fig. 3 hollow conductance flow point falls apart.
Fig. 8 is the structural representation of air-flow guide collar in Fig. 3.
Fig. 9 is the structural representation of thermal store bottom in Fig. 3.
Figure 10 is the structural representation of lighter flange in Fig. 3.
Figure 11 is the structural representation of fire rod coaming plate in Fig. 3.
Figure 12 is taper tube oversheath in Fig. 3（Pipe）Structural representation.
Figure 13 is the structural representation of loudspeaker conduit in Fig. 3.
Figure 14 is the perspective view of Figure 13.
Specific embodiment
Embodiment 1：Referring to the drawings 1.A kind of Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly,
In loudspeaker conduit 11 in the assembly of ignition chamber, fire rod 7 and thermal store bottom 19 atomizer, oil pipe hole are enclosed by straight length end
In it and straight length subordinate portion has air intlet, tapered air combustion tube 9 inwall passes through air conducting dispersion plate 8 and air-flow
Guide collar 17 is respectively with straight length in loudspeaker conduit 11 and loudspeaker section clamping and tapered air combustion tube 9 front port and thermal store bottom
Lid 19 connects, and the taper tube outer protection tube 10 rear end inwall clamping thereon with set of tapered air combustion tube 9 rear port, outside taper tube
Pillar 10 front end is equipped with taper pipe end-cap 18, and oil pipe 25 stage casing bends to spring-like and is arranged on tapered air combustion tube 9, oil
Pipe 25 oil-out passes through the oil pipe hole of thermal store bottom 19 in loudspeaker conduit 11 and thermal storage device assembly to enter thermal storage device assembly.
Loudspeaker section in loudspeaker conduit 11 by several be that conduit bar 1101 enlargings even form with loudspeaker conduit straight length, conduit bar with lead
It is groove 1102 between pipe bar, loudspeaker conduit straight tube pars infrasegmentalis has air intlet 1103.Tapered air combustion tube 9 front portion has
Air inlet 901.Tapered air combustion tube 9 and air-flow guide collar 17, loudspeaker air heat storage tube 12, common group of flow rotation fan blade 14
Become lighter combustor.Taper tube oversheath 10 and tapered air combustion tube 9, taper pipe end-cap 18 composition fresh air heating
Chamber.Loudspeaker section in loudspeaker conduit 11 is that conduit bar enlarging even forms and several conduit bars by several and loudspeaker conduit straight length
Circle 17 composition fresh airs covert with air-flow are sufficiently mixed with fuel-steam.Air conducting dispersion plate 8 periphery has multiple skies
Conductance hole 801.Air-flow guide collar 17 inside and outside wall all ringwise inclined-plane 1701 and 1702.
Embodiment 2：2-14 referring to the drawings.On the basis of embodiment 1, one kind is by ignition chamber assembly Diesel engine
DPF low-temp recovery lighter, including fire rod assembly, thermal store assembly, lighter combustion chamber assembly, lighter fan blade oversheath
14 front ends are connected with fire rod assembly, and thermal store assembly, lighter combustion chamber assembly are located in point device fan blade oversheath 14, fluid
Trouserss be located in lighter fan blade oversheath 14 and straight to a combustion chamber assembly rear end, lighter fan blade oversheath 14 rear end with
Flow spoiler front end connects.Flow spoiler is by straight tube fan blade inner sheath 38, straight tube fan blade oversheath 39, inlet flange 40, outlet(discharge) flange
41st, multi-disc turbulence blades 42 are constituted；Multi-disc turbulence blades 42 spacing is distributed in straight tube fan blade inner sheath 38 and multi-disc spoiler
42 look at straight as 360 degree of distributions（I.e. from inlet flange or outlet(discharge) flange, look at straight and be distributed for 360 degree）, straight tube fan blade oversheath 39
Hollow sleeve on straight tube fan blade inner sheath 38 and straight tube fan blade inner sheath 38 and straight tube fan blade oversheath 39 two ends respectively with entrance
Flange 40, outlet(discharge) flange 41 connect.
Turbulence blades 42 are 3 special stainless steel plate stamping parts, and 3 special stainless steel plate stamping parts are in interlock to control, footpath
To 120 ° of stagger angle, it is arranged on the inside of straight tube fan blade inner sheath 38, turbulence blades arc-shaped edges and straight tube fan blade inner sheath 38
It is seamlessly connected, its surface is in 45 ° ± 5 ° with flow spoiler entrance face, between turbulence blades 38, minimum spacing is 25-35MM, its work
With being guiding and flow direction and the flow velocity changing the thermal current entering flow spoiler.
Straight tube fan blade inner sheath 38 is using special-shaped straight tube, length 180-220MM, and straight tube fan blade oversheath 39, flow spoiler
Inlet flange 40, turbulence blades 42, flow spoiler outlet adpting flange 41 constitute flow spoiler.For low-temperature igniter is installed, even
It is connected on exhaustor, play fixing and protection lighter effect, guiding exhaust airstream, igniter flame and thermal current simultaneously.
The stainless steel tube of straight tube fan blade oversheath 39 length 170-190MM, for straight tube fan blade inner sheath 38 constitute double
Layer pipeline, plays insulation and the effect of protection.
Flow spoiler entrance adpting flange 40 and lighter outlet(discharge) flange 34 connect, for connecting, fixing point firearm and flow-disturbing
Device.
Flow spoiler outlet adpting flange 41 connects, fixing flow spoiler, and guiding thermal current enters ART assembly.
Turbulence blades 42 adopt special stainless steel plate stamping part, altogether 3 be in staggered control, 120 ° of radially staggered angle,
It is arranged on the inside of straight tube fan blade inner sheath 38, turbulence blades arc-shaped edges are seamlessly connected with straight tube fan blade inner sheath 38, its surface
It is in 45 ° ± 5 ° with flow spoiler entrance face, between turbulence blades 38, minimum spacing is 25-35MM.Its effect is guiding and changes
Enter the flow direction of thermal current and the flow velocity of flow spoiler.
Fluid trouserss by loudspeaker air heat storage tube 12, taper air flow guiding leaf 13 and go out fire launch leaf 14 constitute；Loudspeaker
Air heat storage tube 12 big opening end launches leaf 14 equipped with going out fire, and taper air flow guiding leaf 13 is distributed in loudspeaker air heat storage tube 12 outer wall
And air flow guiding leaf 13 is touched with set lighter fan blade oversheath 15 inwall thereon, loudspeaker air heat storage tube 12 osculum end with
Taper tube outer protection tube 10 rear port connects.
Loudspeaker air heat storage tube 12 adopts rustless steel reduced pipe, burned flame is played with stable and guiding effect, simultaneously
Ensure that fuel oil can fully burn.Taper air flow guiding leaf 13 adopts special stainless steel plate, can be to engine exhaust through row rectification.Go out
Fire launches leaf 14 and adopts stainless steel pressing, the rectification that flow through row clockwise or counterclockwise gentle to flame, plays all even dispersion
Flame and the effect of thermal current.Lighter fan blade oversheath 15 adopts stainless steel pipe, for low-temperature igniter being installed, connecting
To on exhaustor, play fixing and protection lighter effect, guiding exhaust airstream, igniter flame and thermal current simultaneously.
In loudspeaker conduit 11 in lighter combustion chamber assembly, straight length end is by fire rod 7 and thermal store bottom 19 oil spout
Mouth, oil pipe hole are trapped among in it and straight length subordinate portion has air intlet, and tapered air combustion tube 9 inwall is divided by air conducting
Fall apart 8 and air-flow guide collar 17 respectively with straight length in loudspeaker conduit 11 and loudspeaker section clamping and tapered air combustion tube 9 front end
Mouth is connected with thermal store bottom 19, tapered air combustion tube 9 rear port taper tube outer protection tube 10 rear end inwall thereon with set
Clamping, taper tube outer protection tube 10 front end is equipped with taper pipe end-cap 18.
Loudspeaker section in loudspeaker conduit 11 is formed by several conduit bar 1101 enlargings being company with loudspeaker conduit straight length, leads
It is groove 1102 between pipe bar and conduit bar, loudspeaker conduit straight tube pars infrasegmentalis has air intlet 1103.Loudspeaker conduit 11 adopts
Rustless steel workpiece, effect is to protect fire rod 7 not blown cold by fresh air or blow out, and also functions to fresh air is led simultaneously
Stream acts on.
Tapered air combustion tube 9 adopts rustless steel reduced pipe, with air-flow guide collar 17, loudspeaker air heat storage tube 12, air-flow
Rotating blading 14 collectively constitutes lighter combustor, and guiding fuel oil fully burns by specific direction, which is provided with air inflow openings,
I.e. tapered air combustion tube 9 front portion has air inlet 901, fresh air can be guided to enter burning indoor.
Taper tube oversheath 10 adopts stainless steel pipe, and tapered air combustion tube 9, taper pipe end-cap 18 form fresh sky
Gas heating chamber, for heating to fresh air.
Air conducting dispersion plate 8 periphery has multiple air guide holes 801.Air conducting dispersion plate adopts rustless steel to process
Part, effect is through row water conservancy diversion and dispersion, the final oxygen providing required for igniter fire to fresh air.
Air-flow guide collar 17 inside and outside wall all ringwise inclined-plane 1701 and 1702.Air-flow guide collar 17 adopts rustless steel punching press
Part, plays to fresh air and changes nyctitropic effect it is ensured that fresh air is sufficiently mixed with fuel-steam, reach burning completely
Purpose.
Thermal store assembly is by heat accumulation piece 6, heat accumulation partition 22, thermal store bottom 19, thermal store oversheath 20, heat accumulation body canal
21st, thermal store inner sheath 23, thermal store top cover 24, carbon paper 30 is constituted；In thermal store bottom 19, heat accumulation body canal 21, heat accumulation body
Sheath 23, thermal store top cover 24 constitute heat accumulation body shell, and heat accumulation piece 6, heat accumulation partition 22 interlock and be fixed on heat accumulation body canal 21, storage
The external sheath 20 of heat passes through carbon paper 30 and is enclosed within thermal store inner sheath 23, oil pipe 25 oil-in and on lighter flange 3 end
Inlet nozzle connects, and oil pipe 25 stage casing bends to spring-like and is arranged on tapered air combustion tube 9, and oil pipe 25 oil-out passes through storage
Hot body bottom 19 oil pipe hole position in thermal store inner sheath 23 and is embedded in heat accumulation piece 6 oil pipe draw-in groove.
Heat accumulation piece 6 adopts stainless steel pressing, for absorbing and accumulating the heat producing after fire rod 7 energising, draws simultaneously
Lead fuel oil according to specific path flows.Heat accumulation piece 6 and heat accumulation partition 22, thermal store bottom 19, thermal store oversheath 20, storage
Hot body canal 21, thermal store inner sheath 23, thermal store top cover 24, carbon paper 30 combination constitutes thermal store.
Thermal store bottom 19 adopts stainless steel pressing, for protecting heat accumulation piece, with thermal store inner sheath 23, thermal store top
Lid 24, heat accumulation piece 6, thermal store partition 22 heat accumulation body canal 21 constitute fuel Heating passage, which is provided with nozzle opening, nozzle opening is straight
Footpath is Φ 0.8 or Φ 1.0 or Φ 1.2 or Φ 1.5 or Φ 1.7 or Φ 2.0, and specific position pressed by bootable fuel-steam or fuel oil
With direction injection.Which is provided with oil pipe hole, oil pipe 25 can be made to be attached to inside thermal store.
Thermal store oversheath 20 adopts stainless steel pipe, for protecting thermal store, with thermal store inner sheath 23, thermal store top
Lid 24, thermal store bottom 19 constitute thermal store heat-insulation layer, to thermal store through row isothermal holding.
Heat accumulation body canal 21 adopts square or circular stainless steel pipe, for installing fixing point lighted torch 7, simultaneously fire rod
Heat energy be delivered in heat accumulation piece.
Thermal store partition 22 adopts stainless steel pressing, for forming certain fuel Heating passage between heat accumulation piece 6.
Thermal store inner sheath 23 adopts stainless steel pipe, protection heat accumulation piece 6 and thermal store partition 22, constitutes fuel Heating and leads to
Road or cavity.
Thermal store top cover 24 adopts stainless steel pressing, protection heat accumulation piece 6 and thermal store partition 22, constitutes fuel Heating and leads to
Road or cavity.
Thermal store bottom 19 is provided with heating rod and stretches out hole 1901, nozzle opening 1902 and oil pipe hole 1903.Oil spout bore dia
For Φ 0.8 or Φ 1.0 or Φ 1.2 or Φ 1.5 or Φ 1.7 or Φ 2.0.
In fire rod assembly, lighter flange 3 is formed around fixing hole ear 301 and is used for fixing point firearm fan blade oversheath
15, lighter flange 3 inner chamber is provided with support reinforcing ledges 305 and is used for installing thermal store assembly；Fire rod 7 rear end is drawn with igniting
Line 1 is sealed in, using fluid sealant 4, the sealing being made up of fire rod coaming plate 5, lighter flange 3, fire rod cover plate 29 between connecting
Intracavity.Fire rod：A kind of electric resistor heater, thermal insulation layer is made up of boron nitride etc., and Main Function is to convert electrical current into
Become the heat energy that lighter needs, provide simultaneously and can use as ignition trigger device.
Lighter flange 3 is used for lighter being fixed, being connected to exhaustor, on flange simultaneously or be provided with oil pipe and fix
Part 27, trachea fixture 28, lighter insulating plug 2, fire rod coaming plate 29, thermal store oversheath 23.
Fluid sealant：A kind of 4 adopt high-temperature ceramicss glue, for fixing point lighted torch 7, fire rod lead 1, fire rod are drawn simultaneously
Line plays insulation and heat-insulated effect.
Fire rod coaming plate 5 adopts stainless steel pressing, for protecting fire rod lead 1, fire rod 7, carries fluid sealant 4.
Lighter flange 3 sidepiece has ignition fuse installation cavity 302, valve installing hole 303, oil nozzle installing hole 304.
Valve installing hole 303 on lighter flange 3, oil nozzle installing hole 304 are separately installed with valve fixture 28 and oil
Mouth fixture 27.
Lighter flange 3 is built-in with lighter flange plug 2.Lighter insulating plug 2 adopts aluminum silicate ceramic device, for solid
Fixed point lighted torch lead 1, simultaneously works as fire rod lead 1 is carried out insulating, the protective effect such as heat-insulated.
Fire rod lead 1 adopts the pure nickel of resistance to 500 DEG C of high temperature above or the electric wire of nickel plating, for providing to heating rod
The power supply of DC24V, DC12V, AC220/50hz, AC110/50HZ.Fire rod 7 is electric resistor heater, and fire point rod 7 is cased with
Thermal insulation layer.
The igniting renovation process of its Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly, to igniting
Excellent 7 continued powers through row a period of time, finally make heat accumulation piece 6, thermal store partition 22 can lay in enough heat energy（Temperature is satisfied
With）, then simultaneously or timesharing starts fuel feeding and supply, the heat of heat accumulation piece 6 makes fuel oil（Diesel oil）It is gasificated into oil vapour, and
Reach fuel oil（Diesel oil）Ignition temperature, by the nozzle opening on thermal store bottom 19, be ejected in loudspeaker conduit 11, simultaneously
Ozone passes through that gas channels are final 11 to be mixed in loudspeaker conduit with oil vapour, is touched by the front end high temperature head of fire rod 7
Send out and light, form naked light, oil pipe stage casing sweep and air heating chamber accepts the heat of naked light so that fuel feeding is curved in oil pipe
Persistently it is gasificated into high temperature oil vapour at song, supply simultaneously and just enter taper combustion tube 9 and oil vapour mixing ignition after heating,
This ensures that there the seriality of whole combustion process；Gas mixture is in tapered air combustion tube 9 and loudspeaker air heat storage tube
12nd, go out fire to launch after the burning interior that formed of leaf 14 obtains fully burning to greatest extent, be ejected into through going out fire and launching leaf 14
The air-flow mixing chamber being made up of lighter fan blade oversheath 15 and flow spoiler, launches the rectification of leaf 14 through going out fire, herein heat
Air-flow and flame are in clockwise（Counterclockwise）Rotation, the rectification through taper air flow guiding leaf 13 for the engine exhaust simultaneously, enter gas
The air-flow of stream mixing chamber is also in clockwise（Counterclockwise）Rotation, thermal current, flame, motor exhaust enter one in air-flow mixing interior
After step burning and mix homogeneously, flow-disturbing through flow spoiler, mixed airflow straight uniform can be made to discharge）It is ensured that discharge air-flow mixing
Close the air flow rate of room and the uniformity of Temperature Distribution, thus ensure temperature control point at random effectively and DPF regeneration completely.Diesel oil is sent out
Motivation DPF low-temp recovery lighter special ignition combustion chamber assembly sprays flame, through repeatedly mixing from the caliber of diameter 4cm
Close, fully burn, so that thermal current is diffused in a diameter of 30cm plane, gas flow temperature is consistent with uniform flow distribution,
And temperature reaches more than 600 DEG C.
It is to be understood that：Although above-described embodiment is contrasted to the mentality of designing of the present invention, detailed word is retouched
State, but these word descriptions, simply the simple text of mentality of designing of the present invention is described, rather than to mentality of designing of the present invention
Restriction, any combination, increase or modification without departing from mentality of designing of the present invention, each fall within protection scope of the present invention.
Claims (7)
1. a kind of Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly, is characterized in that：Ignition chamber is total
In loudspeaker conduit in one-tenth, fire rod and thermal store bottom atomizer, oil pipe hole are trapped among in it and straight length subordinate by straight length end
Portion has an air intlet, tapered air burning inside pipe wall pass through air conducting dispersion plate and air-flow guide collar respectively with loudspeaker conduit
Middle straight length and loudspeaker section clamping and tapered air combustion tube front port are connected with thermal store bottom, tapered air combustion tube rear end
Mouth taper tube outer protection tube rear end inwall clamping thereon with set, taper tube outer protection tube front end is equipped with taper pipe end-cap, in oil pipe
Section bends to spring-like and is arranged on tapered air burning pipe portion, and oil pipe oil-out passes through loudspeaker conduit to enter thermal storage device assembly.
2. Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly according to claim 1, its feature
It is：Loudspeaker section in loudspeaker conduit is formed by several conduit bar enlargings being connected with loudspeaker conduit straight length, conduit bar and conduit
It is groove between bar, loudspeaker conduit straight tube pars infrasegmentalis has air intlet.
3. Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly according to claim 1, its feature
It is：Tapered air combustion tube front portion has air inlet.
4. Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly according to claim 1, its feature
It is：Taper tube outer protection tube and tapered air combustion tube, taper pipe end-cap composition fresh air heating chamber.
5. Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly according to claim 1, its feature
It is：Loudspeaker section in loudspeaker conduit formed by several conduit bar enlargings being connected with loudspeaker conduit straight length and several conduit bars with
Air-flow guide collar composition fresh air is sufficiently mixed with fuel-steam.
6. Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly according to claim 1, its feature
It is：Air conducting dispersion plate periphery has multiple air guide holes.
7. Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly according to claim 1, its feature
It is：Air-flow guide collar inside and outside wall all ringwise inclined-planes.
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| CN201410846973.7A CN104564245B (en) | 2014-12-31 | 2014-12-31 | Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly |
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| CN201410846973.7A CN104564245B (en) | 2014-12-31 | 2014-12-31 | Diesel engine DPF low-temp recovery lighter special ignition combustion chamber assembly |
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| CN104564245B true CN104564245B (en) | 2017-03-01 |
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| CN101929371A (en) * | 2009-06-19 | 2010-12-29 | Tems有限公司 | Burner for diesel particulate filter regeneration |
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| CN104564245A (en) | 2015-04-29 |
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Address after: 311100 Hangzhou, Yuhang, Yuhang Economic Development Zone, Tai Po Road, No. 3, No. Applicant after: Hangzhou Huangdi Vehicle Purifier Co.,Ltd. Address before: 311100 Hangzhou, Yuhang, Yuhang Economic Development Zone, Tai Po Road, No. 3, No. Applicant before: HANGZHOU CHUNHUA TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20170907 Address after: 556000 first industrial zone, Kaili Economic Development Zone, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou Patentee after: GUIZHOU HUANGDI DIESEL ENGINE CLEANER Co.,Ltd. Address before: 311100 Hangzhou, Yuhang, Yuhang Economic Development Zone, Tai Po Road, No. 3, No. Patentee before: Hangzhou Huangdi Vehicle Purifier Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 556099 the first industrial park of Kaili Economic Development Zone, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou Patentee after: GUIZHOU HUANGDI DIESEL ENGINE CLEANER CO.,LTD. Address before: 556000 the first industrial park of Kaili Economic Development Zone, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou Patentee before: GUIZHOU HUANGDI DIESEL ENGINE CLEANER Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Special ignition combustion chamber assembly for DPF low temperature regenerative igniter of diesel engine Effective date of registration: 20220424 Granted publication date: 20170301 Pledgee: Guizhou Kaili Rural Commercial Bank Co.,Ltd. Development Zone sub branch Pledgor: GUIZHOU HUANGDI DIESEL ENGINE CLEANER CO.,LTD. Registration number: Y2022520000021 |
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Granted publication date: 20170301 |