CN2031884U - Fuel-air ratio regulating device of oil-burning stove - Google Patents
Fuel-air ratio regulating device of oil-burning stove Download PDFInfo
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- CN2031884U CN2031884U CN 88203035 CN88203035U CN2031884U CN 2031884 U CN2031884 U CN 2031884U CN 88203035 CN88203035 CN 88203035 CN 88203035 U CN88203035 U CN 88203035U CN 2031884 U CN2031884 U CN 2031884U
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- valve
- oil
- air
- spool
- valve body
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- Feeding And Controlling Fuel (AREA)
Abstract
The utility model discloses a fuel-air ratio regulating device of oil-burning stove, mainly composed of an oil level stabilizer (4), an oil valve (32), and a wind valve (31). The oil valve and the wind valve are integrated through a mechanical mechanism (37). The valve body (33) of the oil valve and the valve core (34) of the oil valve are matched through the conical surface of a truncated top. The surface of the valve core is provided with an eyebrow groove (36). An oil inlet and an oil outlet (43) which form certain angle are arranged on the area belonging to the valve body corresponding to the eyebrow groove of the valve core. A handle (35) is operated to make the oil and combustion air to enter a combustion device (6) according to a perfect proportion. The utility model has the advantages of complete combustion, high heat efficiency, and no black smoke. Besides, the content of CO in the smoke can meet the state specified standards.
Description
The utility model belongs to cooking stove, relates to a kind of oil and combustion air ratio control device for the Oil-burning range use.
From external introduction or homemade a kind of combustion air that is suitable for the Stove and range for cooking-air blast oil dripping stove (see figure 2) of hotel, wineshop, the use of messes unit of collective by air blast (11) output, send in the burner (16) through manual air control valve (12) (abbreviation air-valve), light diesel fuel by top petrol tank (13) outflow, enter in this burner (16) through hand stop valve (14) and manual oily control valve (15) (abbreviation fuel tap), mix with combustion air and carry out combustion reaction.The combustion air of this cooking stove and oil are that two mutual unconnected manual air-valves (12) and manual fuel tap (15) are controlled respectively, owing to do not indicate the scale of oil mass size on the fuel tap, the operator can only regulate these two valve openings respectively with hand according to range estimation flame outward appearance and regulate combustion conditions.Because the reaction that flame is regulated oil circuit has a Delay Process, more increase operational difficulty again.Therefore, when using this air blast oil dripping stove, frequent over-emitting black exhaust, the user who has even be subjected to the repeatedly fine of environmental administration.In sum, the device that this wind oil flow of prior art air blast oil dripping stove is regulated respectively separately mainly contains following shortcoming:
1. can not guarantee that cooking stove works under the operating mode of wind, oily best proportioning, it is very incomplete to burn, and the efficiency of heating surface is low, often because misoperation and over-emitting black exhaust.
2. inconvenient operation
3. CO content in smoke surpasses national specified discharge standard, contaminated environment.
The purpose of this utility model is that proposition is a kind of simple in structure, use reliable, the easy to operate oil and the ratio control device of combustion air, make air blast oil dripping stove in required working range, realize the ratio adjusting of oil and air, thereby guarantee this cooking stove burning fully, thermal efficiency height, over-emitting black exhaust not, CO content in smoke meets state specified standards.
The principle of the utility model oil and combustion air ratio control device as shown in Figure 1.The fuel oil that flows out from top petrol tank (3) keeps constant fuel head under the effect of oil level stabilizer (4).Fuel oil is through hand stop valve (5), and the oil-combustion air ratio adjusting valve (2) with the combustion air of sending here from blower fan (1) makes up by coaxial line simultaneously enters respectively in the burner (6) and burns.
Oil of the present utility model-combustion air ratio adjusting valve (2) (see figure 3), form by fuel regulator valve (32) (hereinafter to be referred as fuel tap) and combustion air control valve (31) (hereinafter to be referred as air-valve) two parts, both axis are on same straight line or parallel to each other, link into an integrated entity with mechanical mechanism (37), be between the spool of the spool of fuel tap and air-valve with known shaft coupling or key joint, the mechanical system with routine between the valve body of fuel tap and the valve body of air-valve is connected as one.Air-valve can adopt the air-valve on the commercially available air blast oil dripping stove, after buying, relation between elder generation's acoustic wind valve opening and the wind flow, inverse goes out the optimum oil flow value of air-valve under different opening again, according to result of calculation design fuel tap control characteristic, and determine its structure, with mechanical mechanism both are joined together then, with a handle (or handwheel) operation control.
Fig. 3 and Fig. 4 have represented the primary structure of oily control valve, and it mainly is made of valve body (33) and spool (34).Mating surface between valve body and the spool is that its cone angle alpha is selected for use in 7 °-30 ° scope through the truncated cones face that grinds.It is ascending to have a width on the surface of spool (34), from shallow to deep vee gutter of the degree of depth-be commonly called as eyebrow groove (36), the center line of this groove is on a plane perpendicular to valve core axis, and the long-pending Changing Pattern of eyebrow slot cross-section decides by the desired oily flow of air-valve characteristic.Valve body (33) upward has two turnover oilholes (43) radially on the position corresponding to the eyebrow groove, these two holes are used separately as oil-feed or fuel-displaced can selecting arbitrarily, the internal diameter of turnover oilhole is between 1.5 millimeters to 5 millimeters, and the angle β between two holes is between 30 °-110 °.
Fig. 4 is the cutaway view of fuel tap along eyebrow groove center line, and the mouth that connects of upright position is an oil-in among we the selected figure here, and fuel oil is introduced from this oil-in, and the runner through the eyebrow groove (36) between spool and the valve body flows out from oil-out then.The size of oil flow depends on the long-pending size of eyebrow slot cross-section that is in the fuel feed hole axial location, when the spool among Fig. 4 (34) when clockwise direction rotates, the sectional area of eyebrow groove increases gradually, and oily flow also increases thereupon gradually, and oil mass reaches maximum during to valve qualification position; Otherwise, when spool when counterclockwise rotating, the sectional area of eyebrow groove reduces gradually, oily flow also reduces thereupon gradually, when this position eyebrow groove depth was zero, oily flow also was zero.
The course of work of whole ratio control device is such: at selected blower fan (1), and after suitably adjusting the height of oil level stabilizer (4), the position of adjusting ratio adjusting valve (2) stroke valve and fuel tap, make it with a handle or handwheel (35), just can realize that the ratio of oil and air is regulated.The operator only need rotate the handle or the handwheel (35) of ratio adjusting valve (2), just can make oil and air enter burner (6) completing combustion stably by optimal proportion.
The oil of this Oil-burning range and the characteristics of AIR Proportional Adjusting Device are:
1. fuel tap and air valve coaxial-type are formed, and share a regulating handle or handwheel, and be easy to operate.
2. the coupling of the eyebrow groove of fuel tap and air valve can also reduce the requirement to fuel tap and air valve machining accuracy by adjusting the method Compensation Regulation of oil level stabilizer height.
3. guarantee that oil and air are all burning under the proportioning in the best under the required operating mode, thereby burning is complete, over-emitting black exhaust not, the thermal efficiency of cooking stove is greater than 50%, and maximum temperature can reach 1400 ℃ in the flame.
4. CO content in smoke meets state specified standards, does not pollute the environment.
The air blast oil dripping furnace system schematic diagram of Fig. 1 for adopting oil and AIR Proportional Adjusting Device to constitute.
Fig. 2 is external the introduction or commercially available air blast oil dripping furnace system schematic diagram.
Fig. 3 is oil-AIR Proportional control valve structural representation.
Fig. 4 is the structural representation of oily control valve A-A section in Fig. 3.
As an embodiment of the present utility model, as Fig. 1,3, shown in 4, the application that is this oil-AIR Proportional control valve on novel cyclone type vaporization oil stove (close) with the principle of commercially available air blast oil dripping stove, its air-valve partly adopts the air-valve (31) of commercially available air blast oil dripping stove, mixes the eyebrow flute profile fuel tap (32) according to this air-valve characteristics design, again with both coaxial one that is connected into.After adjusting the position of oil level stabilizer (4), just can control the oil and the flow of air easily, obtain good effect with a rotation hand wheel (35).This stove thermal efficiency is up to more than 50%, and burning is over-emitting black exhaust not fully, and maximum temperature value reaches 1400 ℃ in the actual measurement flame, and CO content in smoke meets state specified standards (less than 0.1%).
Claims (2)
1, a kind of Oil-burning range that is used for, main oil and the AIR Proportional Adjusting Device of being made up of air-valve and fuel tap is characterized in that:
A. between top petrol tank (3) and stop valve (5), oil level stabilizer (4) is housed.
B. the fuel tap (32) and the air-valve (31) that are combined into one of machinery, the axis of the two is parallel to each other or on same straight line, at an end of this assembly axis, a handle or the handwheel (35) that can control fuel tap (32) and air-valve (31) is simultaneously arranged.
C. the mating surface of the valve body (33) of fuel tap (32) and spool (34) is the truncated cones face, it is ascending to have a width on the outer truncated cones face of spool (34), degree of depth vee gutter-eyebrow groove (36) from shallow to deep, the center line of eyebrow groove is on a plane perpendicular to spool and valve axis, on the position of valve body (33) corresponding to spool eyebrow groove, have two angled turnover oilholes (43), these two turnover oilholes are passing through on eyebrow groove center line and the plane perpendicular to spool and valve axis.
2, oil as claimed in claim 1 and AIR Proportional Adjusting Device, it is characterized in that truncated cones mating surface between valve body (33) and spool (34), its cone angle alpha is 7 °-30 °, angle β between two the turnover oilholes (43) on the valve body (33) and on the spool eyebrow groove relative position are 30 °-110 °, and the internal diameter of turnover oilhole is 1.5 millimeters-5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88203035 CN2031884U (en) | 1988-02-25 | 1988-02-25 | Fuel-air ratio regulating device of oil-burning stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88203035 CN2031884U (en) | 1988-02-25 | 1988-02-25 | Fuel-air ratio regulating device of oil-burning stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2031884U true CN2031884U (en) | 1989-02-01 |
Family
ID=4837938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88203035 Withdrawn CN2031884U (en) | 1988-02-25 | 1988-02-25 | Fuel-air ratio regulating device of oil-burning stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2031884U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111288494A (en) * | 2020-01-09 | 2020-06-16 | 温培 | New forms of energy oil gas mixing top of a kitchen range burning governing system |
| CN111486461A (en) * | 2020-05-09 | 2020-08-04 | 青岛九堡能源装备科技有限公司 | Petroleum steam combustion processing device |
-
1988
- 1988-02-25 CN CN 88203035 patent/CN2031884U/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111288494A (en) * | 2020-01-09 | 2020-06-16 | 温培 | New forms of energy oil gas mixing top of a kitchen range burning governing system |
| CN111486461A (en) * | 2020-05-09 | 2020-08-04 | 青岛九堡能源装备科技有限公司 | Petroleum steam combustion processing device |
| CN111486461B (en) * | 2020-05-09 | 2021-01-26 | 温岭市博惠热能设备股份有限公司 | Petroleum steam combustion processing device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| 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 |