CN2136405Y - Controllable atomizing sprayer for fuel oil stove - Google Patents
Controllable atomizing sprayer for fuel oil stove Download PDFInfo
- Publication number
- CN2136405Y CN2136405Y CN 92232448 CN92232448U CN2136405Y CN 2136405 Y CN2136405 Y CN 2136405Y CN 92232448 CN92232448 CN 92232448 CN 92232448 U CN92232448 U CN 92232448U CN 2136405 Y CN2136405 Y CN 2136405Y
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- China
- Prior art keywords
- oil
- nozzle
- air
- choke valve
- shower nozzle
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- Expired - Fee Related
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- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
The utility model relates to a controllable atomizing spray head for fuel oil stoves, which comprises a spray head which is provided with an oil feeding passage and an air feeding passage. The utility model is characterized in that the oil feeding passage and the air feeding passage are respectively provided with an oil flow regulating valve of and an air flow regulating valve. Thus, the quantity of oil feeding and air feeding can be respectively regulated, the spraying speed of the spray head and the proportion of oil and air can be controlled, the continuous, stable and sufficient combustion of flame is guaranteed, preheating combustion is carried out, and the utility model has the advantages of oil saving, air saving, less pollution, low noise and better preheating effect. Besides, the utility model has big regulating ranges and strong adaptability for different combustion, and thus the practicability of fuel oil stoves is enhanced.
Description
The utility model relates to a kind of atomizer of oil burner pre-heating system, belongs to the improvement of fuel oil stove and accessory parts.
The change mist pre-heating system of existing oil burner is made up of shower nozzle, ignition switch and petroleum pipeline, appendix.During work, pressure oil and compressed air directly enter shower nozzle by oil pipe, tracheae respectively from oil tank to be mixed the back ejection and is lighted.
Such ignition system, when lighting owing to be subjected to influence that air pressure, oil level changes very greatly, be difficult to the gentle mixed proportion of control oil, the air velocity at also uncontrollable spout place, so the length and the flame color of uncontrollable flame, also can't guarantee to light smoothly and smooth combustion, be easy to generate and take off fire or tempering.For above-mentioned reasons, also can't in changing big split type stove and accessory, liquid level adopt.In addition, owing to oil, tolerance depend on spray orifice geometry and pressure fully, very strict to the quality requirement of part processing, so that processing difficulties, product quality easily produces fluctuation.
The purpose of this utility model is to provide a kind of flame combustion the stable and sufficient controlled atomizer of oil burner.
The utility model comprises the shower nozzle that is provided with oil input channel and air intake duct, is characterized in being respectively arranged with on oil input channel and the air intake duct the gentle choke valve of oily choke valve.When working like this, by regulating the gentle choke valve of oily choke valve, can control the size that oil, gas enter the amount of shower nozzle, thereby the jet velocity of control shower nozzle, guarantee that flame is continuous, burn steadily, while can be controlled oil, tolerance reaches a proper proportion, burns fully with assurance flame, thereby realizes the purpose of this utility model.
Situations such as above-mentioned shower nozzle can be the nozzle of single-stage atomizing, also can be the composite spray jet head of multistage atomizing effect, concrete viewpoint fire mode and deciding.
The utility model be owing to can regulate the size of oil-feed, tolerance respectively, thereby can control the jet velocity and the oil-gas ratin of shower nozzle, guaranteed flame continuously, stable, fully burning, make preheated burning fuel-efficient, economize gas, pollute little, noise is low, pre-heat effect is better; Spray orifice processing request to shower nozzle reduces, handling ease, and steady quality, and for different fuel, adjustable range is big, and adaptive faculty is strong, thereby has improved the practicality of oil burner.
Fig. 1 is the utility model structural representation;
Fig. 2 is oily choke valve (a 2) structural representation;
Fig. 3 is embodiment 2 structural representations;
Embodiment 1: this is for example shown in Figure 1, shower nozzle (1) is the single-stage atomizer, it is made up of nozzle (11), pedestal (12), wherein nozzle (11) is installed in pedestal (12) anteriomedial position, have oil input channel (121) and air intake duct (122) on the pedestal (12), oil input channel (121) communicates with nozzle (11), air intake duct (122) leads to the outlet of nozzle, be respectively equipped with the gentle choke valve of oily choke valve (2) (3) on oil input channel (121) and the air intake duct (122), they are separately positioned on the position that the pedestal rear portion communicates with oil input channel or air intake duct.Oil choke valve (2) is generally selected the cock cone valve for use, this choke valve has pyrometric cone groove (22) at inlet (21) side along circumference, as shown in Figure 2, the discharge characteristic of this valve is linear, can both stably work under the tiny flow quantity of several milliliters of per minutes, be particularly suitable for the accurate adjusting of tiny flow quantity: what the gas choke valve was selected for use is common cone valve.The oil gentle choke valve of choke valve (1) (3) is installed in the rear positions of pedestal (12), wherein oily choke valve (2) is fixed on the pedestal (12) by screw (4), the gas choke valve is fixed on the pedestal (12) by screw thread, in the actual time spent, the oil input channel (121) of shower nozzle (1) links to each other with the gas outlet with the oil-out of oil tank by pipeline respectively with air intake duct (122), generally be filled with the compressed air of 0.2Mpa in the oil tank, fuel in the oil tank can enter oil input channel (121) at compressed-air actuated effect lower edge oil pipe, arrive nozzle (11) then, with through air intake duct (122), the compressed air that gas choke valve (3) arrives nozzle mixes the back ejection, forms flame after lighting and plays pre-heat effect.For making flame combustion continuous, fully stable, need oil, tolerance and ratio thereof are transferred to suitable value, concrete grammar is as follows: at first carry out coarse adjustment, respectively oily choke valve (2), gas choke valve (3) are closed to minimum earlier, open tank valve, this moment, nozzle exit oil gas speed minimum was alternately opened gas choke valve (3) and oily choke valve (2) gradually, and constantly light a fire, after lighting flame is transferred to suitable length.Then carry out fine tuning, observe flame color, if flame color is rubescent and with black smoke, then oily choke valve (2) flow is turned down,, perhaps gas choke valve (3) is transferred big to making flame be the yellow Transparent color of band in the basket, air capacity is increased, also can achieve the above object, above-mentioned two kinds of control methods are decided on the flame situation, should adopt back kind method as flame is slow; If flame is very rapid, and easily extinguish, then oily choke valve (2) flow is transferred greatly, increase oil mass and make flame be the smooth combustion state; Perhaps gas choke valve (3) is turned down, reduced air mass flow, the amount of oil is increased relatively, equally also can achieve the above object.
Need to prove that the user does not need regulating like that repeatedly as described above, roughly adjusts as stated above during product export.In use, if, then can carry out fine tuning as stated above and get final product according to actual conditions owing to the different flames that produce of pressure, oil level variation or fuel quality change.
Embodiment 2: this is for example shown in Figure 3, different with last example is that shower nozzle (1) is multistage composite type structure, it also includes Laval pipe (13) on example 1 architecture basics, Venturi tube (14), promptly by nozzle (11), Laval pipe (13), Venturi tube (14) serial connection forms, wherein Laval pipe (13) is enclosed within nozzle (11) exit, the pedestal of Venturi tube (14) is sleeved on again outside the Laval pipe (13), Venturi tube (14) pedestal is fixedlyed connected with pedestal (12) by screw thread, thereby makes nozzle (11), Laval pipe (13), Venturi tube (14) connects in aggregates.This routine shower nozzle has better atomizing effect than last example, its principle is as follows: the inlet that sprays into Laval pipe (13) from the mixed oil and gas particulate of nozzle (11) ejection, because the expansion effect of inlet, the oil gas particulate is formed droplet at this by the high velocity air fragmentation, droplet then enters the neck passage of Laval pipe (13), according to flow continuity equation and Laval tube effect, its speed can be brought up to subsonic speed or supersonic speed.Mixed oil and gas droplet at a high speed when entering Laval pipe (13) rear portion since passage enlarge, turbulent phenomenon takes place, elaioleucite is further broken by gas particle, decompose, mix, more thinner droplets in the product, after the droplet air-flow process Venturi tube (14), air is further replenished, and suitably slowed down air velocity, thereby in the atomized granularity in Venturi tube (14) exit, the atomizing oil gas that flow velocity is all comparatively desirable, add the regulating action of oil gas choke valve, make atomizing oil gas more stable, atomizing effect is better, thereby export the atomizing oil gas that can obtain available electron pulse spark ignition at shower nozzle, realize electronic pulse ignition.The oil input channel (121) of this routine shower nozzle (1) and air intake duct (122) are arranged on the pedestal (12) of nozzle (11) equally, the installation method to set up of oil, moral fuel tap is identical with example 1, and the air flue (131) of Laval pipe (13) communicates with the air intake duct (121) of nozzle (11).This routine control method is identical with example 1.
Claims (5)
1, the controlled atomizer of oil burner comprises the shower nozzle that is provided with oil input channel and air intake duct, it is characterized in that being respectively arranged with on oil input channel and the air intake duct the gentle choke valve of oily choke valve.
2, shower nozzle according to claim 1 is characterized in that above-mentioned oily choke valve is the cock cone valve, and its inlet side has the pyrometric cone groove along circumference.
3, shower nozzle according to claim 1 and 2, it is characterized in that above-mentioned shower nozzle is made up of nozzle, pedestal, nozzle is installed in the pedestal front portion, oil input channel and air intake duct are opened in pedestal, wherein oil input channel communicates with nozzle, air intake duct leads to the outlet of nozzle, and the gentle choke valve of oily choke valve is separately positioned on the position that the pedestal rear portion communicates with oil input channel or air intake duct.
4, shower nozzle according to claim 3 is characterized in that above-mentioned shower nozzle also includes Laval pipe and Venturi tube, and nozzle, Laval pipe, Venturi tube are concatenated into one.
5, shower nozzle according to claim 4 is characterized in that the air flue of above-mentioned Laval pipe communicates with the nozzle air intake duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92232448 CN2136405Y (en) | 1992-09-05 | 1992-09-05 | Controllable atomizing sprayer for fuel oil stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92232448 CN2136405Y (en) | 1992-09-05 | 1992-09-05 | Controllable atomizing sprayer for fuel oil stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2136405Y true CN2136405Y (en) | 1993-06-16 |
Family
ID=33775022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92232448 Expired - Fee Related CN2136405Y (en) | 1992-09-05 | 1992-09-05 | Controllable atomizing sprayer for fuel oil stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2136405Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911795A (en) * | 2019-06-03 | 2020-11-10 | 中车大同电力机车有限公司 | Locomotive wheel rim lubricant nozzle device and system and locomotive |
-
1992
- 1992-09-05 CN CN 92232448 patent/CN2136405Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911795A (en) * | 2019-06-03 | 2020-11-10 | 中车大同电力机车有限公司 | Locomotive wheel rim lubricant nozzle device and system and locomotive |
| CN111911795B (en) * | 2019-06-03 | 2022-09-13 | 中车大同电力机车有限公司 | Locomotive wheel rim lubricant nozzle device and system and locomotive |
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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 |