CN201081232Y - Atomized oil gun in bio-fuel oil burner - Google Patents
Atomized oil gun in bio-fuel oil burner Download PDFInfo
- Publication number
- CN201081232Y CN201081232Y CNU2007200670460U CN200720067046U CN201081232Y CN 201081232 Y CN201081232 Y CN 201081232Y CN U2007200670460 U CNU2007200670460 U CN U2007200670460U CN 200720067046 U CN200720067046 U CN 200720067046U CN 201081232 Y CN201081232 Y CN 201081232Y
- Authority
- CN
- China
- Prior art keywords
- oil
- nozzle
- distributor
- atomizing
- oil gun
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
The utility model relates to an atomized oil gun for a biomass fuel oil burner, comprising an oil gun body, a distributor, an atomization nozzle, an adjusting screw and a nozzle nut, wherein the distributor is arranged on the front end of the oil gun body, and is provided with an atomizing medium pipe distributing pipe communicated with an atomizing medium pipe on the oil gun body and a fuel oil pipe cavity communicated with a fuel oil pipe; the atomization nozzle is arranged on the front end of the oil gun body and inserted in an oil chamber of the distributor, and the clearance is left between the atomization nozzle and the inner wall of the oil chamber; the adjusting screw is embedded in the atomization nozzle; the nozzle nut covers the front end of the atomization nozzle; an oil- atomizing medium mixed gas chamber is formed between the atomization nozzle and the adjusting screw; the utility model has the advantages of good atomization effect of the burner, noncoking and no carbon depositing on the nozzle, no flame lifting and no back fire while switching between the big and the small fire, and high firing success ratio; moreover, the possibility of the jammed pipe is greatly lowered and the emission standard of the smoke even reaches that of the light oil.
Description
Technical field
The utility model relates to the atomized oil gun in a kind of burner, relates in particular to the atomized oil gun in a kind of biomass fuel oil combusting.
Background technology
Energy problem has strategic importance in World Economics.It is predicted that available oil will be exhausted in decades from now on the earth, liquid fuel shortage in the long term will be the big problem of puzzlement human development.Under this background, biomass energy comes into one's own just day by day as unique renewable resource that is converted into liquid fuel.
Burners in prior has various ways, but these burners all design at conventional fuel, as exotic fuels such as light diesel fuel, heavy oil.And come firing biomass fuel oil to have following problem with these burners:
The biomass fuel calorific value is about 17MJ/kg, and no more than 40% of conventional fuels such as light diesel fuel, the hydrogen-carbon ratio of biomass fuel is lower, water content is 15%-30%, be difficult for during igniting catching fire, and when operation flame temperature lower, cause easily and take off fire, phenomenon such as flame-out;
Biomass fuel makes its poor stability be difficult for storing because of the existence of unsaturates (as aldehyde), when being heated, also easily decompose coking, surface tension (35-39) mN/m, acid (2-3) pH, so must meet the following conditions when atomizing: 1) heating-up temperature can not be too high; 2) fuel is bigger to the burn into wearing and tearing of pump, and the outlet pressure of oil pump can not be too big; 3) fuel atomizing granularity must be enough tiny.Under this condition, the pressure type atomising burner just is not easy to adapt to.Designing a kind of atomizing pressure is low, atomizing effect is good burner adapts to oil product and just seems necessary.
How to design a kind of burner of energy adapted biomass fuel oil, the atomized oil gun that particularly designs in this biomass fuel oil combusting is the technical problem that the science and technology personnel will solve.
Summary of the invention
The utility model technical issues that need to address have provided the atomized oil gun in a kind of biomass fuel oil combusting, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
The utility model comprises: comprise oil gun body, distributor, atomizing mouth, adjustment screw and nozzle nut; Described distributor is arranged on the front end of oil gun body, is being provided with atomizing medium pipe distribution duct that is communicated with atomizing medium pipeline on the oil gun body and the fuel oil tube chamber that is communicated with fuel passage on the distributor; Atomizing mouth is installed in the front end of oil gun body and stretches in the oil pocket of distributor and between the oil pocket inwall and leave the gap, adjustment screw is inlaid in the atomizing mouth, nozzle nut is sealed on the front end of atomizing mouth, forms the mixed air vessel of oil and atomizing medium between atomizing mouth and adjustment screw.
Compared with prior art, the beneficial effects of the utility model are: burner atomizes in order, and nozzle noncoking, carbon deposit not do not take off fire, tempering when large and small fire is changed; The ignition success rate height; The possibility of pipeline blockage reduces widely; Fume emission even can reach the discharge standard of light oil.
Description of drawings
Fig. 1 is the overall structure schematic diagram of biomass fuel oil combusting of the present utility model;
Fig. 2 is an atomized oil gun structural representation of the present utility model;
Fig. 3 is the structural representation of looking closely of the atomizing mouth in the atomized oil gun shown in Figure 2;
Fig. 4 is that the A-A of Fig. 3 is to view;
Fig. 5 is that the B-B of Fig. 4 is to view;
Fig. 6 is that the C-C of Fig. 4 is to view;
Fig. 7 is the structural representation of the adjustment screw in the atomized oil gun shown in Figure 2;
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
As seen from Figure 2: the utility model comprises: comprise oil gun body 31, distributor 32, atomizing mouth 33, adjustment screw 34 and nozzle nut 35; Described distributor 32 is arranged on the front end of oil gun body 31, is being provided with atomizing medium pipe distribution duct that is communicated with atomizing medium pipeline on the oil gun body 31 and the fuel oil tube chamber that is communicated with fuel passage on the distributor 32; Atomizing mouth 33 is installed in the front end of oil gun body 31 and stretches in the oil pocket of distributor 32 and between the oil pocket inwall and leave the gap, adjustment screw 34 is inlaid in the atomizing mouth 33, nozzle nut 35 is sealed on the front end of atomizing mouth 33, forms the mixed air vessel 36 of oil and atomizing medium between atomizing mouth 33 and adjustment screw 34;
By Fig. 3, Fig. 4, Fig. 5, Fig. 6 as seen: described atomizing mouth 33 comprises: straight length 331 that fuses and annular nozzle 332; The same circumference at straight tube 331 middle parts is provided with the nozzle opening 3311 of at least more than one oblique perforation tube wall; Nozzle opening 3311 is communicated with fuel delivery line in the distributor 32; The annulus of described annular nozzle 332 is provided with at least more than one medium spray orifice 3321 and nozzle opening 3322; One end of medium spray orifice 3321 axially connects and is communicated with medium transport pipeline in the distributor 32 along annulus peripheral, and the other end is communicated with to the oblique perforation of annulus endoporus and with mixed air vessel 36; One end of nozzle opening 3322 connects to the annulus periphery by the fuel delivery line in the distributor 32 is oblique, and tangentially groove 3323 is communicated with to the perforation of annulus endoporus and with mixed air vessel 36 in the annulus outer face;
By Fig. 7, Fig. 2 as seen: described adjustment screw 34 comprises: the thread segment 341 that fuses, linkage section 342 and ailhead 343; Adjustment screw 34 is threaded with atomizing mouth 33 by thread segment 341;
Can control the open degree of each nozzle opening on the atomizing mouth straight length by regulating adjustment screw.
Described nozzle nut 35 be provided with one with atomizing mouth adaptive and the atomizing mouth driving fit can be sealed in the arc end cap, on the axis of end cap, be provided with a tubaeform spray orifice 351; The ailhead 343 of adjustment screw 34 has with the adaptive shape of this spray orifice 351 and is arranged in this spray orifice;
Can control the open degree of this spray orifice by regulating adjustment screw, also regulate the atomization angle of fuel oil simultaneously.
As seen from Figure 1: biomass fuel oil combusting of the present utility model mainly comprises burner shell 1, air draught shell 2, atomized oil gun 3, stable flame pan 4, electric heater 5, burner inner liner 6, motor and impeller assembly 7 and wind oil ratio governor motion 8.
Housing 1 is the body of burner, and all structural members serve as that install on the basis with housing 1 all.Housing 1 comprises that mainly a spiral case that produces high-pressure blast under the effect of motor and impeller assembly 7, one are delivered to the air channel of burner hearth, a rotary flange that hangs over housing 1 anterior ear place and a ring support that is fixed on housing 1 anterior round exit place with high-pressure blast.
Air draught shell 2 is inlets of burner combustion air, is provided with air door in it, can change the size of air intake inlet by the aperture of damper, and air draught shell 2 is installed in the right side of housing 1.
Motor and impeller assembly 7 are blower systems of burner, by the rotation of driven by motor impeller, produce one and have the air of certain pressure in housing 1.This strand air is transported to burner hearth and fuel oil mixed combustion then.Motor and impeller assembly are installed in the left side of housing.Impeller assembly wherein just in time is enclosed within the exit of air draught shell 2.
Stable flame pan 4 and burner inner liner 6 by combination after, the burning of biomass fuel is played air distribution, steady flame effect.The pressure-air that it will be carried from the air channel is distributed into wind and secondary wind, and after making wind and secondary wind produce certain rotation respectively, further mix with the biomass fuel that oil gun assembly 3 ejects, enter the burner hearth burning then through atomizing.Stable flame pan 4 and burner inner liner 6 are installed in respectively on the interior circle of rotary flange of housing 1 front end.
Electric heater 5 is heating systems of biomass fuel, and electric heater is provided with humidostat and limiting temperature switch.Can guarantee reliably that the fuel oil that burner is carried remains within certain temperature range, make the biomass fuel oil firing under the temperature that can well atomize, be unlikely to make bio-oil heating back to be decomposed and coking again like this.Electric heater 5 is installed in the bottom of housing.
Wind oil ratio regulating system 8 is governor motions of burner, and it is driven by servo motor, by servo motor rotation, equal proportion ground changes when can drive the intake of the amount of fuel of being carried and combustion air.Wind oil ratio regulating system 8 is installed in the side of housing 1, and it comprises a series of oil pipe and atomizing medium pipe.The entrance point of oil pipe links to each other with electric heater 5, and the port of export of oil pipe links to each other with the oil inlet pipe of oil gun assembly 3.The arrival end of atomizing medium directly links to each other with the atomizing medium interface of oil gun assembly 3.
Oil gun assembly 3 is atomization systems of burner, and it focuses on the nozzle place with biomass fuel and atomizing medium, by the effect of atomizer, with the biomass fuel oil atomization to the granularity that can burn.Oil gun assembly 3 is installed in the leading section of housing 1, and at oil gun assembly 3 and 1 support that an annular is arranged of housing, the outer shroud end of support is fixed on the ring exit of front end of housing 1, and the inner ring sleeve of support fastens with screw on oil gun assembly 3.
Owing to adopted above technical scheme, make the atomized oil gun of bio-oil burner of the present utility model, compared with prior art, have following advantage and disadvantage:
Under the pressure of lower oil pressure and atomizing medium, can both reach good atomizing effect, greatly Ground has reduced the energy consumption of atomizing medium and the loss of fuel pump;
Do not have the phenomenons such as spray nozzle clogging, coking, the most suitable long-time running is low-quality, full-bodied bad Matter oil, especially biomass fuel;
The burner ignition success rate is quite high, does not have the fire of taking off, tempering, the phenomenon such as flame-out during operation;
Fume emission complete dependence standard, even can reach the discharge standard of light oil.
Biomass fuel oil combusting is also being done a series of design simultaneously owing to adopted atomized oil gun of the present utility model aspect the fuel oil circulatory system and the control program, cause the working procedure of burner reasonable, safe and reliable.What burner adopted is integral type hinged connected mode, so the compact conformation of burner, the suitable simple operations of mechanism are easy to maintenance.Use burner of the present utility model to come firing biomass fuel oil, not only can energy savings, help environmental protection.Use this class A fuel A also to help to reduce the discharging of greenhouse gases simultaneously.
Claims (3)
1. the atomized oil gun in the biomass fuel oil combusting is characterized in that: comprise oil gun body (31), distributor (32), atomizing mouth (33), adjustment screw (34) and nozzle nut (35); Described distributor (32) is arranged on the front end of oil gun body (31), is being provided with atomizing medium pipe distribution duct that is communicated with atomizing medium pipeline on the oil gun body (31) and the fuel oil tube chamber that is communicated with fuel passage on the distributor (32); Atomizing mouth (33) is installed in the front end of oil gun body (31) and stretches in the oil pocket of distributor (32) and between the oil pocket inwall and leave the gap, adjustment screw (34) is inlaid in the atomizing mouth (33), nozzle nut (35) is sealed on the front end of atomizing mouth (33), forms the mixed air vessel (36) of oil and atomizing medium between atomizing mouth (33) and adjustment screw (34).
2. the atomized oil gun in the biomass fuel oil combusting according to claim 1 is characterized in that: described atomizing mouth (33) comprising: straight length that fuses (331) and annular nozzle (332); The same circumference at straight tube (331) middle part is provided with the nozzle opening (3311) of at least more than one oblique perforation tube wall; Nozzle opening (3311) is communicated with fuel delivery line in the distributor (32); The annulus of described annular nozzle (332) is provided with at least more than one medium spray orifice (3321) and nozzle opening (3322); One end of medium spray orifice (3321) axially connects and is communicated with medium transport pipeline in the distributor (32) along annulus peripheral, and the other end is communicated with to the oblique perforation of annulus endoporus and with mixed air vessel (36); One end of nozzle opening (3322) connects to the annulus periphery by the fuel delivery line in the distributor 32 is oblique, and tangentially groove (3323) is communicated with to the perforation of annulus endoporus and with mixed air vessel (36) in the annulus outer face.
3. the atomized oil gun in the biomass fuel oil combusting according to claim 2 is characterized in that: described adjustment screw (34) comprising: the thread segment that fuses (341), linkage section (342) and ailhead (343); Adjustment screw (34) is threaded with atomizing mouth (33) by thread segment (341); Described nozzle nut (35) be provided with one with atomizing mouth adaptive and the atomizing mouth driving fit can be sealed in the arc end cap, on the axis of end cap, be provided with a tubaeform spray orifice (351); The ailhead (343) of adjustment screw (34) has with the adaptive shape of this spray orifice (351) and is arranged in this spray orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200670460U CN201081232Y (en) | 2007-02-06 | 2007-02-06 | Atomized oil gun in bio-fuel oil burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200670460U CN201081232Y (en) | 2007-02-06 | 2007-02-06 | Atomized oil gun in bio-fuel oil burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201081232Y true CN201081232Y (en) | 2008-07-02 |
Family
ID=39614904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200670460U Expired - Fee Related CN201081232Y (en) | 2007-02-06 | 2007-02-06 | Atomized oil gun in bio-fuel oil burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201081232Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353052A (en) * | 2011-08-09 | 2012-02-15 | 江苏大江石油科技有限公司 | High pressure combustion air distribution structure for compound heat carrier generator |
-
2007
- 2007-02-06 CN CNU2007200670460U patent/CN201081232Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353052A (en) * | 2011-08-09 | 2012-02-15 | 江苏大江石油科技有限公司 | High pressure combustion air distribution structure for compound heat carrier generator |
| CN102353052B (en) * | 2011-08-09 | 2013-03-27 | 江苏大江石油科技有限公司 | High pressure combustion air distribution structure for compound heat carrier generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202002097U (en) | Oil gun air distributor and oil gun sparking device | |
| CN201081232Y (en) | Atomized oil gun in bio-fuel oil burner | |
| CN101240895A (en) | Biomass fuel oil combusting device atomized oil gun | |
| CN2929486Y (en) | Supersonic medium atomizing burner | |
| CN203421738U (en) | Atomization ignition device for liquid fuel | |
| CN102454999A (en) | Air distribution device and ignition device of oil gun | |
| CN105509052A (en) | Novel burner with arc-shaped body jetting device | |
| CN201954547U (en) | Gas burner with high pressure head | |
| CN211424379U (en) | Diesel burner and burner thereof | |
| CN212869881U (en) | Novel alcohol-based combustor | |
| CN209084752U (en) | A kind of few-oil ignition air atomizing rifle | |
| CN210772328U (en) | Burner capable of using multiple liquid fuel oil | |
| CN112050225A (en) | Garbage incinerator burner control system | |
| CN206958924U (en) | A kind of steam boiler plant low Nox oil and gas combination burner | |
| CN201672511U (en) | Pulverized coal burner | |
| CN211625232U (en) | Plateau low-pressure combustor | |
| CN2830897Y (en) | Micro oil gasified boiler ignitor | |
| CN216431709U (en) | Circular flame ultralow NO for ethylene and styrene deviceXBurner with a burner head | |
| CN2534475Y (en) | High-efficiency water slurry burner | |
| CN212691748U (en) | Special burner for oil-fired stove | |
| CN2314243Y (en) | Light oil combustor | |
| CN208886763U (en) | Pneumatic fuel atomized firing equipment | |
| CN203653502U (en) | Ignition burner applicable to pulverized coal gasification reactor | |
| CN208606167U (en) | A kind of low NO | |
| CN217503642U (en) | High-efficiency combustion low-pollution emission oil burner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080702 Termination date: 20150206 |
|
| EXPY | Termination of patent right or utility model |