CN200943853Y - Gasified oil gun - Google Patents
Gasified oil gun Download PDFInfo
- Publication number
- CN200943853Y CN200943853Y CN 200620107111 CN200620107111U CN200943853Y CN 200943853 Y CN200943853 Y CN 200943853Y CN 200620107111 CN200620107111 CN 200620107111 CN 200620107111 U CN200620107111 U CN 200620107111U CN 200943853 Y CN200943853 Y CN 200943853Y
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- CN
- China
- Prior art keywords
- oil
- oil gun
- inlet pipe
- sleeve
- atomizing sleeve
- 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
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Abstract
The utility model discloses a gasification oil gun, consisting of an oil gun bushing, an oil inlet pipe, a flash tank, an oil outlet pipe and a spray nozzle. A flame jet is arranged on one end of the oil gun bushing, and an end wall with an air inlet is arranged on the other end of the oil gun bushing. The oil inlet pipe is passed through the oil gun bushing wall, and the oil inlet pipe is approximately U-shaped in the oil gun bushing; a retrace section of the oil inlet pipe is positioned at the flame jet and the outlet of the oil inlet pipe is connected with the inlet of the flash tank. One end of the oil outlet pipe is connected with the outlet of the flash tank and the spray nozzle is arranged on the other end of the oil outlet pipe; the spray nozzle points to the retrace section of the oil inlet pipe. A burning chamber is arranged in the oil gun bushing at the flame jet, and the retrace section of the spray nozzle and the oil inlet pipe is positioned in the burning chamber; a heat storage block is arranged on the inner wall of the oil gun bushing in the burning chamber. The utility model provides a burning device with steady burning flame and no oil dripping pollution.
Description
(1) technical field
The utility model relates to a kind of gasification oil gun, the gasification oil gun that the direct firing coal-dust of especially a kind of heat power station boiler is used.
(2) background technology
Existing market oil burner kind is numerous, for example, the Chinese utility model specification of the CN2648295Y that on October 13rd, 2004 announced has just been announced a kind of Gasifying Small Oil Gun, this Gasifying Small Oil Gun carries out high-pressure atomization and heating and gasifying to fuel oil, impel fuel oil to become the aerosol burning, if the rational Alevaire pressure of control and and combustion air volume, satisfy the requirement that engineering is used substantially.But through on-the-spot practical application, this patent also has some to need improvements: 1, the control of Alevaire pressure and combustion air volume must be very accurate, surpasses certain scope and will cause fire extinguishing, causes the instability of burning; 2, form certain annular expansion angle after the oil atomization, unburned mist of oil is ejected on the steady combustion cover, condenses into oil droplet again, causes oil dripping and oily coal bonding to pollute easily, makes burning insufficient and influence the normal use of miscellaneous equipment (examining as igniter, fire); 3, the oil gun EIAJ is restricted, and oil mass is too big, and the gasification degree of fuel oil causes the burning of fuel oil abundant inadequately with regard to step-down.More than these shortcomings also limited the gasification degree of gasification oil gun.
(3) utility model content
The purpose of this utility model provides the gasification oil gun that a kind of flameholding, no oil dripping pollute, gasification degree is high.
In order to solve the problems of the technologies described above, the technical solution of the utility model is as follows: a kind of gasification oil gun, comprise oil gun sleeve pipe, oil inlet pipe, flash vessel, flowline and nozzle, one end of oil gun sleeve pipe is a flame jet, the other end is the end wall that is provided with air inlet, oil inlet pipe passes the oil gun casing wall, oil inlet pipe roughly takes the shape of the letter U in the inside of oil gun sleeve pipe, its section of turning back is positioned at the flame jet place, the outlet of oil inlet pipe links to each other with the import of flash vessel, one end of flowline links to each other with the outlet of flash vessel, and the other end of flowline is provided with nozzle, and this nozzle points to the section of turning back of oil inlet pipe; Described oil gun sleeve pipe is the combustion chamber at the flame jet place, and the section of turning back of nozzle and oil inlet pipe is arranged in this combustion chamber; On the inwall of place, described combustion chamber oil gun sleeve pipe, regenerative block is installed.
Described regenerative block is the ceramic heat-storing ring.
Further, described nozzle is provided with the tandem type atomising device outward, this tandem type atomising device is that nozzle is covered with first order atomizing sleeve, and the outlet of first order atomizing sleeve communicates with jet expansion, and the import of first order atomizing sleeve communicates with its anterior first order Alevaire import that is connected; First order atomizing sleeve rear portion is covered with second level atomizing sleeve, and the outlet of second level atomizing sleeve communicates with jet expansion, and the import of second level atomizing sleeve communicates with its anterior second level Alevaire import that is connected.
Further, described prime atomizing sleeve rear portion is covered with back level atomizing sleeve, and the outlet of atomizing sleeve communicates with jet expansion, and the import of atomizing sleeve communicates with its anterior Alevaire import that is connected.
Further again, described flash vessel is adiabatic flash vessel.
Operation principle: in the combustion chamber at flame jet place, be provided with the accumulation of heat ring, oil firing sprays by nozzle after producing flame, can be rapidly with the fuel Heating in the oil inlet pipe, and lifting chamber temperature, the heat accumulation function of accumulation of heat ring makes the combustion chamber continuous high temperature, the effect of this combustion chamber and regenerative block comprises the following aspects: on the one hand, for the oil gun outlet provides a stable hot environment and ignition source, making burning be subjected to the pressure of Alevaire and flow effect thereof less, thereby guaranteeing the stability of oil inflame; On the other hand, the oil of gasification or spray to the oil of oil gun sleeve lining and gasification at once after the accumulation of heat ring inwall at flame jet place contact not can not cause the pollution that bonds of oil dripping and oily coal, can not influence the normal use of miscellaneous equipment, and improved the gasification degree of fuel oil, promote that fuel oil fully burns; In addition, the accumulation of heat ring has been strengthened heat-transfer effect to the hyperthermia radiation of the oil inlet pipe section of turning back part, has quickened the oil gasification of oil inlet pipe internal combustion.
In addition, the utility model also adopts multistage atomizing to handle to fuel oil, first order Alevaire is from flowing to the exit of first order atomizing sleeve after the import of first order Alevaire enters into first order atomizing sleeve and from this exit ejection under pressure reduction, when fuel oil sprays, contact with first order Alevaire, larger particles wherein is crashed to pieces into smaller particles, plays the effect of first order atomizing; Second level Alevaire flows to the port of export of second level atomizing sleeve and sprays from this outlet under pressure reduction after second level Alevaire import enters into the second atomizing sleeve, meet with fuel oil through first order atomizing, fuel particles is played the effect of second level atomizing by further refinement.In addition, described second level atomizing sleeve can be used as prime atomizing sleeve and at its rear portion level atomizing sleeve in back is installed, and fuel oil is atomized once more.The design of multistage atomizing makes that bigger particle is refined into smaller particles step by step in the fuel oil, also can guarantee the gasification degree that fuel oil is higher even oil mass is bigger, thereby obtain burning more fully.
The beneficial effects of the utility model mainly show: 1, the accumulation of heat ring has improved the stability of burning, and can not cause oil dripping and oily coal bonding to pollute, and also can not influence the normal use of miscellaneous equipment; 2 accumulation of heat rings have also promoted the oil gasification of oil inlet pipe internal combustion, have improved the gasification degree of fuel oil; Even 3, the design of tandem type atomising device makes oil gun can guarantee also that under the bigger situation of oil mass the gasification degree of fuel oil is than higher; 4, the gasification degree of fuel oil is improved and makes the burn-off rate height of fuel oil, no fume pollution.5, because of being improved of burning, so the amount of fuel scope is wide, exerts oneself and can realize adjusting continuously from 10kg/h～100kg/h.
(4) description of drawings
Fig. 1 is the structural representation of the utility model gasification oil gun.
Fig. 2 is the structural representation of atomizing sleeve on the nozzle.
(5) specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is further described.Gasification oil gun shown in Figure 1, a kind of gasification oil gun, comprise oil gun sleeve pipe 3, oil inlet pipe 1, adiabatic flash vessel 4, flowline 5 and nozzle 10, one end of oil gun sleeve pipe is flame jet 3-1, the other end is the end wall 3-2 that is provided with air inlet 2, oil inlet pipe 1 passes the oil gun casing wall, and oil inlet pipe roughly takes the shape of the letter U in the inside of oil gun sleeve pipe 3, and its section of turning back 1-1 is positioned at flame jet 3-1 place; Oil gun sleeve pipe 3 is the combustion chamber at flame jet 3-1 place, and the section of the turning back 1-1 of nozzle and oil inlet pipe is arranged in this combustion chamber, on the inwall of this place, combustion chamber oil gun sleeve pipe 3 ceramic heat-storing ring 11 is installed.The outlet 1-2 of oil inlet pipe links to each other with the import of adiabatic flash vessel 4, and an end of flowline 5 links to each other with the outlet of adiabatic flash vessel 4, and the other end of flowline is provided with nozzle 10, and this nozzle 10 points to the section of the turning back 1-1 of oil inlet pipe, and this nozzle is provided with the two-stage atomising device outward.
Shown in Figure 2 is the structural representation of nozzle and two-stage atomizing sleeve part.As shown in the figure, the rear portion of flowline 5 and nozzle 10 are covered with first order atomizing sleeve 6, the outlet 12 of first order atomizing sleeve 6 communicates with the outlet of nozzle 10, the import of first order atomizing sleeve 6 communicates with its anterior first order Alevaire import 7 that is connected, and the extended line of the outlet 12 of described first order atomizing sleeve 6 and the angle of cut of nozzle-axis are between 60 °-120 °; First order atomizing sleeve 6 rear portions are covered with second level atomizing sleeve 8, the outlet 13 of second level atomizing sleeve 8 communicates with the outlet of nozzle 10, the import of second level atomizing sleeve 8 communicates with its anterior second level Alevaire import 9 that is connected, and the extended line of the outlet 13 of described second level atomizing sleeve 8 and the angle of cut of nozzle-axis are between 60 °-120 °.
In the present embodiment, be provided with igniter near the nozzle, elder generation's opening point firearm during operate as normal is opened Alevaire, logical oil then, and this moment, oil burnt with regard to initial burning; After oil firing produces flame, can be rapidly with the fuel Heating in the oil inlet pipe 1, and improve the temperature of combustion chamber, and strengthen the combustion chamber to oil inlet pipe 1 and fuel oil flame radiation, impel oil inlet pipe 1 interior fuel oil to gasify fast; Enter adiabatic flash vessel 4 through the fuel oil behind the heating and gasifying, and become the source of the gas of one pressure stability in adiabatic flash vessel 4 inner tissues.After this, gas mixture enters flowline 5 under pressure, arrives nozzle 10.
In the utility model initial start stage, in the atomizing sleeve, feed Alevaire (compressed air), Alevaire plays two effects at the igniting initial stage: the one, the fuel oil that does not gasify is smashed into trickle elaioleucite, fire burns; The 2nd, for oily initiation combustion is carried oxygen-supplying amount.
First order Alevaire flows to the outlet 12 of nozzle end and sprays from this outlet 12 under pressure reduction after first order Alevaire import 7 enters into first order atomizing sleeve 6, meet with fuel oil from the nozzle ejection, larger particles in the fuel oil is crashed to pieces into smaller particles, plays the effect of first order atomizing; Second level Alevaire flows to the outlet 13 of nozzle end and sprays from this outlet 13 under pressure reduction after second level Alevaire import 9 enters into second level atomizing sleeve 8, meet with fuel oil through first order atomizing, fuel particles is played the effect of second level atomizing by further refinement.Two-stage atomizing makes that bigger particle is refined into smaller particles step by step in the fuel oil, can reach to make the more clean-burning purpose of fuel oil.
The fuel oil that has passed through twice atomizing again is by nozzle 10 ejection and smooth combustions, the temperature of combustion chamber is promoted rapidly, promote that on the one hand the fuel oil in the oil inlet pipe gasifies rapidly, on the other hand, Qi Hua fuel oil does not contact gasification at once with the inwall of accumulation of heat ring, can not cause oil dripping.The air that feeds by air inlet 2 through nozzle 10, combustion chamber after ejection oil gun sleeve pipe 3, for the burning in fuel oil later stage provides a large amount of oxygen, guarantee that fuel oil more fully burns.
Claims (5)
- One kind the gasification oil gun, comprise oil gun sleeve pipe (3), oil inlet pipe (1), flash vessel (4), flowline (5) and nozzle (10), one end of oil gun sleeve pipe is flame jet (3-1), the other end is for being provided with the end wall (3-2) of air inlet (2), oil inlet pipe (1) passes the oil gun casing wall, oil inlet pipe roughly takes the shape of the letter U in the inside of oil gun sleeve pipe (3), its section of turning back (1-1) is positioned at flame jet (3-1) and locates, the outlet (1-2) of oil inlet pipe (1) links to each other with the import of flash vessel (4), one end of flowline (5) links to each other with the outlet of flash vessel (4), the other end of flowline (5) is provided with nozzle (10), this nozzle (10) points to the section of turning back (1-1) of oil inlet pipe, it is characterized in that: described oil gun sleeve pipe (3) locates to be the combustion chamber at flame jet (3-1), and the section of turning back (1-1) of nozzle (10) and oil inlet pipe is arranged in this combustion chamber; On the inwall of described combustion chamber place's oil gun sleeve pipe (3), regenerative block (11) is installed.
- 2. gasification oil gun according to claim 1 is characterized in that: described regenerative block (11) is the ceramic heat-storing ring.
- 3. gasification oil gun according to claim 1 and 2, it is characterized in that: the outer tandem type atomising device that is provided with of described nozzle (10), this tandem type atomising device is that nozzle (10) is covered with first order atomizing sleeve (6), the outlet (12) of first order atomizing sleeve (6) communicates with jet expansion, and the import of first order atomizing sleeve (6) communicates with its anterior first order Alevaire import (7) that is connected; First order atomizing sleeve (6) rear portion is covered with second level atomizing sleeve (8), and the outlet (13) of second level atomizing sleeve (8) communicates with jet expansion, and the import of second level atomizing sleeve (8) communicates with its anterior second level Alevaire import (9) that is connected.
- 4. gasification oil gun according to claim 3 is characterized in that: described prime atomizing sleeve rear portion is covered with back level atomizing sleeve, and the outlet of atomizing sleeve communicates with jet expansion, and the import of atomizing sleeve communicates with its anterior Alevaire import that is connected.
- 5. gasification oil gun according to claim 4 is characterized in that: described flash vessel (4) is adiabatic flash vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620107111 CN200943853Y (en) | 2006-08-25 | 2006-08-25 | Gasified oil gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620107111 CN200943853Y (en) | 2006-08-25 | 2006-08-25 | Gasified oil gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200943853Y true CN200943853Y (en) | 2007-09-05 |
Family
ID=38718488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620107111 Expired - Fee Related CN200943853Y (en) | 2006-08-25 | 2006-08-25 | Gasified oil gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200943853Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102486309A (en) * | 2010-12-02 | 2012-06-06 | 烟台龙源电力技术股份有限公司 | Gasification oil burner |
-
2006
- 2006-08-25 CN CN 200620107111 patent/CN200943853Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102486309A (en) * | 2010-12-02 | 2012-06-06 | 烟台龙源电力技术股份有限公司 | Gasification oil burner |
| CN102486309B (en) * | 2010-12-02 | 2014-08-20 | 烟台龙源电力技术股份有限公司 | Gasification oil burner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |