CN204691863U - The special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter - Google Patents
The special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter Download PDFInfo
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- CN204691863U CN204691863U CN201420864008.8U CN201420864008U CN204691863U CN 204691863 U CN204691863 U CN 204691863U CN 201420864008 U CN201420864008 U CN 201420864008U CN 204691863 U CN204691863 U CN 204691863U
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- Processes For Solid Components From Exhaust (AREA)
Abstract
The utility model relates to one can make DPF catcher in regenerative process, all permanent regeneration can be realized, avoid the special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter locally regenerating the false picture regeneration of the DPF catcher brought, be made up of bend pipe fan blade inner sheath, bend pipe fan blade oversheath, multi-disc turbulence blades, inlet flange and outlet(discharge) flange; Multi-disc turbulence blades spacing is distributed in bend pipe fan blade inner sheath and the direct-view of multi-disc spoiler is 360 degree of distributions, bend pipe fan blade oversheath hollow sleeve on bend pipe fan blade inner sheath and bend pipe fan blade inner sheath be connected with inlet flange and outlet(discharge) flange respectively with bend pipe fan blade oversheath two ends.Advantage: solve in DPF trap regeneration process and cannot realize end face by the outer technical barrier closing all permanent regeneration in face inward, avoid locally regenerating bring DPF catcher frequent regeneration, hardening crack and inflammable risk that dpf regeneration that local superheating causes is potential.
Description
Technical field
The utility model relates to one can make DPF catcher in regenerative process, all permanent regeneration can be realized, avoid the special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter locally regenerating the false picture regeneration of the DPF catcher brought, belong to diesel motor exhaust regeneration low-temperature igniter and manufacture field.
Background technique
The all CN 103104314A of the applicant, title " a kind of diesel engine exhaust aftertreatment device pre-heating temperature elevation device ", plug is enclosed within that on heating stick and one end of heating stick is exposed forms high temperature ignition head at mandrel outer, plug two ends are connected with diesel oil gasification chamber two ends end bracket enclosed, heat retainer to be enclosed within plug and to be positioned at diesel oil gasification chamber, burning cavity one end is connected with diesel oil gasification chamber and covers on high temperature ignition head, the external spray bar portion on the wall of burning cavity and in transport pipe of transport pipe passes diesel oil gasification chamber end cap and is positioned at diesel oil gasification chamber, the end cap being positioned at the diesel oil gasification chamber of heating stick one end has oil gas nozzle.
Model utility content
Purpose of design: design one can make DPF catcher in regenerative process, can realize all permanent regeneration, avoids the false special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter as regenerating of the DPF catcher of local regeneration institute with industry.
Design proposal: in order to realize above-mentioned purpose of design.The utility model design one is arranged in diesel engine (car) outlet pipe, for under various working condition, the delivery temperature of diesel engine (car) can be improved rapidly, make delivery temperature within a few minutes (3-5 minute), 600 DEG C more than can be risen to from about 50 DEG C, thus reach the object of regenerate particulate trap (DPF).1, cheese stick lead-in wire adopts the design of multiply pure nickel line or nickel-coated wire, is one of technical characteristics of the present utility model.The object of such design is: because nickel wire or nickel-coated wire have higher specific resistance, surface oxidation-resistant is good, temperature rank is high, and at high temperature there is higher intensity, there are good processibility and weldability, long service life, it can provide the power supply of DC24V, DC12V, AC220/50hz, AC110/60HZ safely and reliably to heating stick, and the isolation layer being enclosed within multiply pure nickel line or nickel-coated wire can resistance to more than 500 DEG C high temperature, ensure that multiply pure nickel line or nickel-coated wire reliable conductive at high operating temperatures.2, adopting igniter insulating plug to be used for the design of immovable point lighted torch lead-in wire, is technical characteristics two of the present utility model.The object of such design is: because igniter insulating plug adopts aluminum silicate ceramic device; and aluminum silicate ceramic device not only has pole low heat conductivity; and the thermostability that tool is excellent; while using it for immovable point lighted torch lead-in wire, play again protective actions such as cheese stick lead-in wire being insulated, heat insulation.3, the design of igniter flange is technical characteristics three of the present utility model.The object of such design is: because the igniter flange of the application is in structural design, igniter flange surrounding is provided with fixed hole ear, sidepiece has cheese stick assembly installation cavity, valve mounting hole, oil nozzle mounting hole, and be provided with support reinforcing ledges at igniter flange inner chamber, thus igniter can not only be fixed, be connected on diesel engine exhaust by it, and oil nozzle fixed block, tracheae mouth locking member, igniter insulating plug, cheese stick coaming plate can be provided with, and thermal store oversheath.4, adopting the design of refractory ceramics sealant sealing immovable point lighted torch lead-in wire and cheese stick, is technical characteristics four of the present utility model.The object of such design is: because refractory ceramics glue is neutral organosilicon material, bonding strength is high, and it not only has shock-absorbing buffer function and good high and low temperature resistance, and its temperature resistant range is-60-300 DEG C, and ageing-resistant performance is excellent.The application plays insulation and heat insulation effect to cheese stick lead-in wire while using it for immovable point lighted torch, cheese stick lead-in wire.5, the design of cheese stick coaming plate is technical characteristics five of the present utility model.The object of such design is: it had both served the protection to cheese stick lead-in wire, cheese stick, can carry sealer again.6, the design of heat accumulation sheet is technical characteristics six of the present utility model.The object of such design is: because heat accumulation sheet surrounding in structural design is heat radiation rack structure, when after cheese stick heating power, it can absorption point lighted torch produce heat, the heat of absorption can be distributed again, fuel oil can be guided again according to specific path flows simultaneously, achieve the object of thermal store high-efficiency gasification diesel oil.7, the design of cheese stick isolation layer is technical characteristics seven of the present utility model.The object of such design is: because the thermal insulation layer of the application is made up of boron nitride etc., and boron nitride has high temperature resistant, high pressure resistant, insulating properties, good heat dissipation feature, therefore it can not only convert cheese stick electric energy to the heat energy of igniter needs, and can use as ignition trigger device simultaneously.8, the design of air conducting dispersion plate is technical characteristics eight of the present utility model.The object of such design is: because on the plate face of air conducting dispersion plate, circumferencial direction has multiple air guide hole, this air guide hole by fresh air through row water conservancy diversion and dispersion, the oxygen required for igniter fire is finally provided.9, the design of tapered air flame tube: be technical characteristics nine of the present utility model.The object of such design is: because tapered air flame tube is stainless steel reducer, pipe is provided with air inflow openings, fresh air can be guided to enter firing chamber for this air inflow openings and air-flow guide collar, loudspeaker air heat storage pipe, flow rotation fan blade form in igniter firing chamber jointly, guides fuel oil to press specific direction Thorough combustion.10, the design of taper tube oversheath is technical characteristics ten of the present utility model.The object of such design is: taper tube oversheath and tapered air flame tube, taper tube end cap composition fresh air heating chamber, for heating to fresh air.11, the design of loudspeaker conduit is technical characteristics 11 of the present utility model.The object of such design is: this loudspeaker conduit can be protect cheese stick not by fresh air blast-cold or blowing-out, also plays the guide functions to fresh air simultaneously.12, the design of loudspeaker air heat storage pipe is 12 of technical characteristics of the present utility model.The object of such design is: loudspeaker air heat storage pipe is stainless steel reducer, and it can play a part stable to flame of combustion and guide, and ensures fuel oil energy Thorough combustion simultaneously.13, the design of tapering air flow guiding leaf is technical characteristics 13 of the present utility model.The object of such design is: tapering air flow guiding leaf is special stainless steel plate, and it can to engine exhaust through row rectification.The design of the expanded leaves that 14, fires is technical characteristics 14 of the present utility model.The object of such design is: the expanded leaves that fires adopts stainless steel stamping part, it can flow through the clockwise or counterclockwise rectification of row to flame is gentle, play all even dispersed flame and hot air flow, make its equably to DPF catcher speed end face by outer thermal regeneration inward, thus avoid flame and hot air flow to concentrate a zonule to the heating of DPF, solve the difficult problem that the false picture of DPF regenerates the DPF frequent regeneration caused.15, the design of igniter fan blade oversheath is 15 of technical characteristics of the present utility model.The object of such design is: because igniter fan blade oversheath for low-temperature igniter being installed, being connected to outlet pipe, can either play fixing and protection igniter, have again the effect of directing exhaust gas air-flow and igniter flame and hot air flow simultaneously.16, the design of flow spoiler is 16 of technical characteristics of the present utility model.The object of such design is: guide and change the flow direction and the flow velocity that enter the hot air flow of flow spoiler, thus together serve with the expanded leaves that fires and avoid flame and hot air flow to concentrate a zonule to the heating of DPF, solve the difficult problem that the false picture of DPF regenerates the DPF frequent regeneration caused.17, the design of air-flow guide collar is 17 of technical characteristics of the present utility model.The object of such design is: change nyctitropic effect because air-flow guide collar plays fresh air, ensures that fresh air fully mixes with fuel-steam, reaches the object of perfect combustion.18, the design of taper tube end cap is 18 of technical characteristics of the present utility model.The object of such design is: due to taper tube end cap and tapered air flame tube, taper tube oversheath composition fresh air heating chamber, achieve to the object of fresh air heating.19, the design of thermal store bottom is 19 of technical characteristics of the present utility model.The object of such design is: because thermal store bottom and thermal store inner sheath, thermal store top cover, heat accumulation sheet, thermal store partition thermal store conduit form fuel Heating passage, which is provided with nozzle opening, bootable fuel-steam or fuel oil spray by specific position and direction, which is provided with oil pipe hole, oil pipe can be made to be mounted to thermal store inside.20, the design of thermal store oversheath is 20 of technical characteristics of the present utility model.The object of such design is: because thermal store oversheath and thermal store inner sheath, thermal store top cover, thermal store bottom form thermal store thermal insulation layer, achieve thermal store through row isothermal holding.21, the design of thermal store conduit is 21 of technical characteristics of the present utility model.The object of such design is: because thermal store conduit adopts square or circular stainless steel pipe, and it can realize cheese stick and install fixing, simultaneously again can the thermal energy transfer of cheese stick in heat accumulation sheet.22, the design of thermal store partition is 22 of technical characteristics of the present utility model.The object of such design is: be used for by thermal store partition forming certain fuel Heating passage between heat accumulation sheet, guarantee passing through smoothly of fuel oil.23, adopting carbon paper as the design of thermal insulating material, is 23 of technical characteristics of the present utility model.The object of such design is: because carbon paper adopts graphite-made high-temperature-resistant thermal-insulation material, use it for heat retainer through row isothermal holding, high insulating effect.
Technological scheme: the special bend pipe flow spoiler of a kind of diesel engine DPF low-temp recovery igniter, is made up of bend pipe fan blade inner sheath, bend pipe fan blade oversheath, multi-disc turbulence blades, inlet flange and outlet(discharge) flange; Multi-disc turbulence blades spacing is distributed in bend pipe fan blade inner sheath and the direct-view of multi-disc spoiler is 360 degree of distributions, bend pipe fan blade oversheath hollow sleeve on bend pipe fan blade inner sheath and bend pipe fan blade inner sheath be connected with inlet flange and outlet(discharge) flange respectively with bend pipe fan blade oversheath two ends.
The utility model is compared with background technique, solve in DPF trap regeneration process and cannot realize end face by the outer technical barrier closing all permanent regeneration in face inward, avoid locally regenerating bring DPF catcher frequent regeneration, hardening crack and inflammable risk that dpf regeneration that local superheating causes is potential.
Accompanying drawing explanation
Fig. 1 is the structural representation of the special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter.
Fig. 2 is the structural representation of diesel engine DPF low-temp recovery igniter.
Fig. 3 be in Fig. 2 A-A to sectional structure schematic diagram.
Fig. 4 is the side-looking structural representation of Fig. 3.
Fig. 5 is the structural representation of tapered air flame tube in Fig. 3.
Fig. 6 is the structural representation that Fig. 3 hollow conductance flow point falls apart.
Fig. 7 is the structural representation of air-flow guide collar in Fig. 3.
Fig. 8 is the structural representation of thermal store bottom in Fig. 3.
Fig. 9 is the structural representation of igniter flange in Fig. 3.
Figure 10 is the structural representation of cheese stick coaming plate in Fig. 3.
Figure 11 is the structural representation of taper tube oversheath (pipe) in Fig. 3.
Figure 12 is the structural representation of loudspeaker conduit in Fig. 3.
Figure 13 is the perspective view of Figure 12.
Embodiment
Embodiment 1: with reference to accompanying drawing 1.The special bend pipe flow spoiler of a kind of diesel engine DPF low-temp recovery igniter, is characterized in that: be made up of bend pipe fan blade inner sheath 31, bend pipe fan blade oversheath 32, multi-disc turbulence blades (35,36,43), inlet flange 33 and outlet(discharge) flange 36; Multi-disc turbulence blades 35 spacing is distributed in bend pipe fan blade inner sheath 31 and multi-disc spoiler 35 direct-view is that 360 degree of distributions are (namely from inlet flange or outlet(discharge) flange, direct-view is 360 degree of distributions), bend pipe fan blade oversheath 32 hollow sleeve on bend pipe fan blade inner sheath 31 and bend pipe fan blade inner sheath 31 be connected with inlet flange 33 and outlet(discharge) flange 36 respectively with bend pipe fan blade oversheath 32 two ends.Turbulence blades I 35 is special stainless steel plate stamping part, is arranged on the inside of bend pipe fan blade inner sheath 31, and arc-shaped edges and the seamless link of bend pipe fan blade inner sheath 31 connect, and surface and flow spoiler entrance face are 45 ° ± 5 °; Turbulence blades II 36 is special stainless steel plate stamping part, be arranged on the inside of bend pipe fan blade inner sheath 31, arc-shaped edges and the seamless link of bend pipe fan blade inner sheath 31 connect, and surface and flow spoiler entrance face are 60 ° ± 5 °, and are 20MM-30MM with spoiler I 35 minimum separable; Turbulence blades III 43 special stainless steel plate stamping part, be arranged on the inside of bend pipe fan blade inner sheath 31, arc-shaped edges and the seamless link of bend pipe fan blade inner sheath 31 connect, and surface and flow spoiler entrance face are 60 ° ± 5 °, and are 20MM-30MM with spoiler II 36 minimum separable.
Embodiment 2: with reference to accompanying drawing 2-13.On the basis of embodiment 1, one forms diesel engine DPF low-temp recovery igniter by flow distortion of elbow device, comprise cheese stick assembly, thermal store assembly, ignition chamber assembly, igniter fan blade oversheath 14 front end is connected with cheese stick assembly, thermal store assembly, ignition chamber assembly are positioned at a device fan blade oversheath 14, fluid cowling is positioned at igniter fan blade oversheath 14 and directly to a burning cavity assembly rear end, igniter fan blade oversheath 14 rear end is communicated with flow spoiler front end.Flow spoiler is made up of straight tube fan blade inner sheath 38, straight tube fan blade oversheath 39, inlet flange 40, outlet(discharge) flange 41, multi-disc turbulence blades 42; Multi-disc turbulence blades 42 spacing is distributed in straight tube fan blade inner sheath 38 and multi-disc spoiler 42 direct-view is 360 degree of distributions, straight tube fan blade oversheath 39 hollow sleeve on straight tube fan blade inner sheath 38 and straight tube fan blade inner sheath 38 be connected with inlet flange 40, outlet(discharge) flange 41 respectively with straight tube fan blade oversheath 39 two ends.
Turbulence blades 42 is 3 special stainless steel plate stamping parts, 3 special stainless steel plate stamping parts are controlled in staggered, radial stagger angle 120 °, be arranged on the inside of straight tube fan blade inner sheath 38, turbulence blades arc-shaped edges and the seamless link of straight tube fan blade inner sheath 38, its surface is 45 ° ± 5 ° with flow spoiler entrance face, and between turbulence blades 38, minimum separable is 25-35MM, and its effect guides and changes the flow direction and the flow velocity that enter the hot air flow of flow spoiler.
Straight tube fan blade inner sheath 38 adopts 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 form flow spoiler.For low-temperature igniter being installed, being connected to outlet pipe, play fixing and protection igniter, simultaneously directing exhaust gas air-flow, igniter flame and hot air flow.
The Stainless Steel Tube of straight tube fan blade oversheath 39 length 170-190MM, for forming double-skin duct with straight tube fan blade inner sheath 38, plays insulation and protection.
Flow spoiler entrance adpting flange 40 is connected with igniter outlet(discharge) flange 34, for connection, immovable point firearm and flow spoiler.
Flow spoiler outlet adpting flange 41 connects, fixing flow spoiler, guides hot air flow to enter ART assembly.
Turbulence blades 42 adopts special stainless steel plate stamping part, control in staggered for 3 altogether, radial stagger angle 120 °, be arranged on the inside of straight tube fan blade inner sheath 38, turbulence blades arc-shaped edges and the seamless link of straight tube fan blade inner sheath 38, its surface is 45 ° ± 5 ° with flow spoiler entrance face, and between turbulence blades 38, minimum separable is 25-35MM.Its effect guides and changes the flow direction and the flow velocity that enter the hot air flow of flow spoiler.
Fluid cowling is made up of loudspeaker air heat storage pipe 12, tapering air flow guiding leaf 13 and the expanded leaves 14 that fires; Loudspeaker air heat storage pipe 12 big opening end is equipped with the expanded leaves 14 that fires, tapering air flow guiding leaf 13 is distributed in loudspeaker air heat storage pipe 12 outer wall and air flow guiding leaf 13 touches with cover igniter fan blade oversheath 15 inwall thereon, and loudspeaker air heat storage pipe 12 osculum end connects with outer pillar 10 rear port of taper tube.
Loudspeaker air heat storage pipe 12 adopts stainless steel reducer, plays a part stable and guides, ensure fuel oil energy Thorough combustion simultaneously to flame of combustion.Tapering air flow guiding leaf 13 adopts special stainless steel plate, can to engine exhaust through row rectification.The expanded leaves that fires 14 adopts stainless steel stamping part, flows through the clockwise or counterclockwise rectification of row, play all even dispersed flame and hot air flow to flame is gentle.Igniter fan blade oversheath 15 adopts stainless steel pipe, for low-temperature igniter being installed, being connected to outlet pipe, plays fixing and protection igniter, simultaneously directing exhaust gas air-flow, igniter flame and hot air flow.
In the assembly of ignition chamber in loudspeaker conduit 11 straight length end by cheese stick 7 and thermal store bottom 19 oil nozzle, oil pipe hole is enclosed within it and straight length subordinate portion has air intlet, tapered air flame tube 9 inwall by air conducting dispersion plate 8 and air-flow guide collar 17 respectively with straight length in loudspeaker conduit 11 and the clamping of loudspeaker section and tapered air flame tube 9 front port connect with thermal store bottom 19, the outer pillar 10 rear end inwall clamping of tapered air flame tube 9 rear port and cover taper tube thereon, outer pillar 10 front end of taper tube is equipped with taper tube end cap 18.
Loudspeaker section in loudspeaker conduit 11 is formed by several conduit bar 1101 enlarging being company with loudspeaker conduit straight length, and be groove 1102 between conduit bar and conduit bar, loudspeaker conduit straight length bottom has air intlet 1103.Loudspeaker conduit 11 adopts stainless steel workpiece, and effect protects cheese stick 7 not by fresh air blast-cold or blowing-out, also plays the guide functions to fresh air simultaneously.
Tapered air flame tube 9 adopts stainless steel reducer, jointly igniter firing chamber is formed with air-flow guide collar 17, loudspeaker air heat storage pipe 12, flow rotation fan blade 14, fuel oil is guided to press specific direction Thorough combustion, which is provided with air inflow openings, namely tapered air flame tube 9 front portion has inlet hole 901, and fresh air can be guided to enter in firing chamber.
Taper tube oversheath 10 adopts stainless steel pipe, and tapered air flame tube 9, taper tube end cap 18 form fresh air heating chamber, for heating to fresh air.
Air conducting dispersion plate 8 circumferential surface has multiple air guide hole 801.Air conducting dispersion plate adopts stainless steel workpiece, and effect is to fresh air through row water conservancy diversion and dispersion, finally provides the oxygen required for igniter fire.
Air-flow guide collar 17 inside and outside wall is inclined-plane 1701 and 1702 all ringwise.Air-flow guide collar 17 adopts stainless steel stamping part, plays change nyctitropic effect to fresh air, ensures that fresh air fully mixes with fuel-steam, reaches the object of perfect combustion.
Thermal store assembly is by heat accumulation sheet 6, heat accumulation partition 22, thermal store bottom 19, thermal store oversheath 20, thermal store conduit 21, thermal store inner sheath 23, thermal store top cover 24, and carbon paper 30 is formed; Thermal store bottom 19, thermal store conduit 21, thermal store inner sheath 23, thermal store top cover 24 form thermal store shell, heat accumulation sheet 6, heat accumulation partition 22 interlock and are fixed on thermal store conduit 21, thermal store oversheath 20 is enclosed within thermal store inner sheath 23 by carbon paper 30, oil pipe 25 filler opening is communicated with the oil intake nozzle be positioned on igniter flange 3 end, oil pipe 25 stage casing bends to spring-like and is arranged on tapered air flame tube 9, and oil pipe 25 oil outlet is arranged in thermal store inner sheath 23 through thermal store bottom 19 oil pipe hole and is embedded in heat accumulation sheet 6 oil pipe draw-in groove.
Heat accumulation sheet 6 adopts stainless steel stamping part, for absorbing and accumulate the heat produced after cheese stick 7 is energized, guides fuel oil according to specific path flows simultaneously.Heat accumulation sheet 6 and heat accumulation partition 22, thermal store bottom 19, thermal store oversheath 20, thermal store conduit 21, thermal store inner sheath 23, thermal store top cover 24, carbon paper 30 combines and forms thermal store.
Thermal store bottom 19 adopts stainless steel stamping part; for the protection of heat accumulation sheet; fuel Heating passage is formed with thermal store inner sheath 23, thermal store top cover 24, heat accumulation sheet 6, thermal store partition 22 thermal store conduit 21; which is provided with nozzle opening; nozzle opening diameter 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 bootable fuel-steam or fuel oil spray by specific position and direction.Which is provided with oil pipe hole, oil pipe 25 can be made to be mounted to thermal store inside.
Thermal store oversheath 20 adopts stainless steel pipe, and for the protection of thermal store, with thermal store inner sheath 23, thermal store top cover 24, thermal store bottom 19 form thermal store thermal insulation layer, to thermal store through row isothermal holding.
Thermal store conduit 21 adopts square or circular stainless steel pipe, for installing immovable point lighted torch 7, simultaneously the thermal energy transfer of cheese stick in heat accumulation sheet.
Thermal store partition 22 adopts stainless steel stamping part, for forming certain fuel Heating passage between heat accumulation sheet 6.
Thermal store inner sheath 23 adopts stainless steel pipe, and protection heat accumulation sheet 6 and thermal store partition 22, form fuel Heating passage or cavity.
Thermal store top cover 24 adopts stainless steel stamping part, and protection heat accumulation sheet 6 and thermal store partition 22, form fuel Heating passage or cavity.
Thermal store bottom 19 is provided with heating stick and stretches out hole 1901, nozzle opening 1902 and oil pipe hole 1903.Nozzle opening diameter is Φ 0.8 or Φ 1.0 or Φ 1.2 or Φ 1.5 or Φ 1.7 or Φ 2.0.
In cheese stick assembly, igniter flange 3 surrounding is provided with fixed hole ear 301 and for immovable point firearm fan blade oversheath 15, and igniter flange 3 inner chamber is provided with support reinforcing ledges 305 and for installing thermal store assembly; In cheese stick 7 rear end adopts sealer 4 to be sealed in be made up of cheese stick coaming plate 5, igniter flange 3, cheese stick cover plate 29 Seal cage between being connected with ignition fuse 1.Cheese stick: a kind of electric resistor heater, thermal insulation layer is made up of boron nitride etc., and Main Function is heat energy electric energy being converted to igniter needs, provides simultaneously and can be used as ignition trigger device use.
Igniter flange 3 for igniter being fixed, being connected to outlet pipe, on flange simultaneously or oil pipe fixed block 27, tracheae fixed block 28 are installed, igniter insulating plug 2, cheese stick coaming plate 29, thermal store oversheath 23.
Sealer: a kind of 4 adopt refractory ceramics glue, for immovable point lighted torch 7, cheese stick lead-in wire 1, plays insulation and heat insulation effect to cheese stick lead-in wire simultaneously.
Cheese stick coaming plate 5 adopts stainless steel stamping part, for the protection of cheese stick lead-in wire 1, cheese stick 7, and carrying sealer 4.
Igniter flange 3 sidepiece has ignition fuse installation cavity 302, valve mounting hole 303, oil nozzle mounting hole 304.
Valve mounting hole 303 on igniter flange 3, oil nozzle mounting hole 304 are separately installed with valve fixed block 28 and oil nozzle fixed block 27.
Igniter flange 3 is built-in with igniter flange plug 2.Igniter insulating plug 2 adopts aluminum silicate ceramic device, for immovable point lighted torch lead-in wire 1, plays protective actions such as insulating to cheese stick lead-in wire 1, heat insulation simultaneously.
Cheese stick lead-in wire 1 adopts the resistance to pure nickel of more than 500 DEG C high temperature or the electric wire of nickel plating, for providing the power supply of DC24V, DC12V, AC220/50hz, AC110/50HZ to heating stick.Cheese stick 7 is electric resistor heater, and on fire point rod 7, cover has thermal insulation layer.
The igniting regeneration method of the special bend pipe flow spoiler of its diesel engine DPF low-temp recovery igniter, to the continued power of cheese stick 7 through row a period of time, finally make heat accumulation sheet 6, thermal store partition 22 can lay in enough heat energy (filament saturation), then simultaneously or timesharing start fuel feeding and air feed, the heat of heat accumulation sheet 6 makes fuel oil (diesel oil) be gasificated into oil vapor, and reach the ignition temperature of fuel oil (diesel oil), by the nozzle opening on thermal store bottom 19, be ejected in loudspeaker conduit 11, simultaneously ozone finally 11 to be mixed in loudspeaker conduit with oil vapor by gas channels, triggered by the front end high temperature head of cheese stick 7 and light, form naked light, oil pipe stage casing curved section and air heating chamber accept the heat of naked light, fuel feeding is made to continue to be gasificated into high temperature oil steam at tubing bending place, air feed just enters taper flame tube 9 and oil vapor mixing ignition after heating simultaneously, this ensures that there the continuity of whole combustion process, gas mixture is at tapered air flame tube 9 and loudspeaker air heat storage pipe 12, obtain to greatest extent after Thorough combustion in the firing chamber that the expanded leaves that fires 14 forms, the air-flow mixing chamber be made up of igniter fan blade oversheath 15 and flow spoiler is ejected into through the expanded leaves 14 that fires, through the rectification of the expanded leaves 14 that fires, hot air flow and flame rotated in clockwise (counterclockwise) herein, engine exhaust is through the rectification of tapering air flow guiding leaf 13 simultaneously, enter the air-flow of air-flow mixing chamber also in (counterclockwise) rotation clockwise, hot air flow, flame, motor exhaust is further burning and after mixing in air-flow mixing chamber, through the flow-disturbing of flow spoiler, mixed airflow straight uniform can be made to discharge), ensure that and discharge the air flow rate of air-flow mixing chamber and the uniformity of temperature distribution, thus guarantee temperature control point is effectively random and the holomorphosis of DPF.The special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter sprays flame from the caliber of diameter 4cm, through repeatedly mixing, Thorough combustion, finally making hot air flow be diffused into diameter is in 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 to be contrasted detailed text description to mentality of designing of the present utility model; but these text descriptions; just the simple text of the utility model mentality of designing is described; instead of the restriction to the utility model mentality of designing; any do not exceed the utility model mentality of designing combination, increase or amendment, all fall in protection domain of the present utility model.
Claims (2)
1. the special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter, is characterized in that: be made up of bend pipe fan blade inner sheath, bend pipe fan blade oversheath, multi-disc turbulence blades, inlet flange and outlet(discharge) flange; Multi-disc turbulence blades spacing is distributed in bend pipe fan blade inner sheath and the direct-view of multi-disc spoiler is 360 degree of distributions, bend pipe fan blade oversheath hollow sleeve on bend pipe fan blade inner sheath and bend pipe fan blade inner sheath be connected with inlet flange and outlet(discharge) flange respectively with bend pipe fan blade oversheath two ends.
2. the special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter according to claim 1, it is characterized in that: turbulence blades I is corrosion resistant plate stamping part, be arranged on the inside of bend pipe fan blade inner sheath, arc-shaped edges and the seamless link of bend pipe fan blade inner sheath, surface and flow spoiler entrance face are 45 ° ± 5 °; Turbulence blades II is corrosion resistant plate stamping part, is arranged on the inside of bend pipe fan blade inner sheath, and arc-shaped edges and the seamless link of bend pipe fan blade inner sheath connect, and surface and flow spoiler entrance face are 60 ° ± 5 °, and are 20mm-30mm with spoiler I minimum separable; Turbulence blades III corrosion resistant plate stamping part, is arranged on the inside of bend pipe fan blade inner sheath, and arc-shaped edges and the seamless link of bend pipe fan blade inner sheath connect, and surface and flow spoiler entrance face are 60 ° ± 5 °, and are 20mm-30mm with spoiler II minimum separable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864008.8U CN204691863U (en) | 2014-12-31 | 2014-12-31 | The special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864008.8U CN204691863U (en) | 2014-12-31 | 2014-12-31 | The special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204691863U true CN204691863U (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420864008.8U Expired - Fee Related CN204691863U (en) | 2014-12-31 | 2014-12-31 | The special bend pipe flow spoiler of diesel engine DPF low-temp recovery igniter |
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| CN (1) | CN204691863U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564248A (en) * | 2014-12-31 | 2015-04-29 | 杭州纯化科技有限公司 | Special bent pipe disturber for DPF low-temperature regeneration igniter of diesel engine |
| CN105971693A (en) * | 2016-06-28 | 2016-09-28 | 贵州黄帝车辆净化器有限公司 | Flow disturbance device for aftertreatment of diesel engine tail gas |
-
2014
- 2014-12-31 CN CN201420864008.8U patent/CN204691863U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564248A (en) * | 2014-12-31 | 2015-04-29 | 杭州纯化科技有限公司 | Special bent pipe disturber for DPF low-temperature regeneration igniter of diesel engine |
| CN105971693A (en) * | 2016-06-28 | 2016-09-28 | 贵州黄帝车辆净化器有限公司 | Flow disturbance device for aftertreatment of diesel engine tail gas |
| CN105971693B (en) * | 2016-06-28 | 2019-06-14 | 贵州黄帝车辆净化器有限公司 | A kind of disturbing flow device of diesel motor exhaust post-processing |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311100 Hangzhou, Yuhang, Yuhang Economic Development Zone, Tai Po Road, No. 3, No. Patentee after: Hangzhou Huangdi Vehicle Purifier Co.,Ltd. Address before: 311100 Hangzhou, Yuhang, Yuhang Economic Development Zone, Tai Po Road, No. 3, No. Patentee before: HANGZHOU CHUNHUA TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170901 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: 556011 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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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 |