CN203177168U - Improved type combined commercial cooking range burner - Google Patents

Abstract

The utility model relates to the technical field applicable to two or more kinds of fuels or energy sources in stoves, in particular to an improved combined commercial stove burner. Connect the fire inlet pipe, and connect the ignition plate through the burner base, cylinder body and air bowl all the way. There is an air and gas mixing chamber inside the cylinder body, and the air and gas mixing chamber communicates with the main fire injection bowl and the main fire air inlet; The fire seed is embedded in the middle of the firing plate, and the burner is equipped with a concealed ignition needle and an independent gas supply device; the probe is embedded in the side of the fire ring of the seedling fire hole. The utility model changes the traditional ditch wind burner, its premixed structure makes the combustion more complete, the flame has no black smoke when burning, the ignition needle will not burst due to water droplets, and prolongs the life; the ion probe controls the burner Flame-out protection cuts off gas combustion; the burner is easy to install and maintain, saving time and effort; the burner has low noise when burning, energy saving and environmental protection.

Description

An improved combined commercial stove burner

[technical field]

The utility model relates to the technical field applicable to two or more kinds of fuels or energy sources in stoves, in particular to an improved combined commercial stove burner. the

[Background technique]

The principle of the traditional ditch air burner is that the gas and air are released at the same time, mixed and burned at the same time, so that the gas concentration is too late to be diluted to the optimal ratio, and the combustion is not sufficient, so that the precious gas is not completely burned and discharged into the atmosphere. In addition, there may be Problems such as gas blast overflow not only waste resources in vain, but also seriously pollute the environment. This burner mode is often referred to as "post-mixing" in the art, and this burner has the serious defects of being fragile and difficult to locate in the installation and debugging of automatic ignition and flameout protection. the

In the prior art, there is also an integrated gas combustion device such as the publication number CN 2913859. Its structure includes an air inlet section at the bottom, a gas and air mixing section in the middle, three parts in the upper combustion zone, and an air supply section. It is composed of a vertical multi-stage centrifugal axial flow fan motor, air supply cylinder, fan impeller and fan casing, forming a stable air inlet channel from the air inlet below to the outlet of the air supply cylinder; the gas and air mixing section , located above the motor of the axial flow fan, there is a swirl compound cavity and a channel cavity between them, a swirl guide vane is provided at the air channel opening, an annular gas collection chamber is arranged in the compound cavity, and the gas gas collection chamber is ventilated Gas inlet, the wall is provided with a gas collection chamber wall hole that diffuses and sprays gas into the cavity, and the channel cavity above it is equipped with agitating fan blades, which are installed on the upper shaft end of the fan motor; the combustion area is equipped with Combustion bowl and burner casing form the burner mixture cavity, the inner wall of the burner mixture cavity is provided with jet exhaust holes, the inner cavity of the combustion bowl constitutes the combustion chamber, and the bottom of the combustion bowl is equipped with an electronic igniter. But this structure causes the diameter of combustion head to increase because its auxiliary fire is provided with outer edge, and also structurally not complete enough in addition, and installation process is loaded down with trivial details inconvenience. the

[utility model content]

The purpose of this utility model is to solve the deficiencies and defects in the prior art, to provide an improved combined commercial stove burner with a novel structure, safety and reliability, which can make the gas mixing more uniform and more convenient to install, including the burner base , barrel, tinder, ion probe, air bowl, ignition plate, igniter, it is characterized in that described burner is provided with premixed structure, and described premixed structure connects the kindling air inlet pipe by the central connecting pipe 18 bottom 12, and all the way through the burner base 20, the cylinder body 4 and the wind bowl 15 to connect the ignition plate 6, the inside of the cylinder body is provided with an air and gas mixing chamber 30, the air and gas mixing chamber and the main fire injection bowl 11 communicates with the main fire air inlet 25; the kindling is inlaid in the middle of the ignition plate, and the burner is provided with a concealed ignition needle and an independent gas supply device; the ion probe 17 is inlaid on the side of the flame hole 29 fire ring . the

The burner base 20 is longitudinally provided with a cylinder 4, an adjusting bowl 5 and a firing plate 6, and the center of the burner base 20 is provided with a central connecting pipe 18, and the bottom of the central connecting pipe 18 is connected to an ignition wire 23, and the central connecting pipe 18 is a The side is also provided with an ion detection device 22 in parallel. The top of the ion detection device is an ion probe 17, and the bottom of the ion detection device is connected to an ion probe line 24. The central connecting pipe 18 and the ion detection device 22 extend to the ignition cylinder and the adjustment bowl. The center of the bottom of the plate 6; the burner base 20 is provided with a main fire air inlet 25 and a main fire jet bowl 11, and the main fire air inlet communicates with the main fire jet bowl; the inside of the cylinder 4 is air It communicates with the gas mixing bin 30, the gas mixing bin communicates with the main fire jet bowl 11; the adjusting bowl 5 is provided with a height adjusting plate, and the inside of the adjusting bowl cavity is also provided with a wind bowl 15, and the top of the wind bowl is provided with a The four main fire holes 26 communicate with the ignition plate 6; the lower part of the central connecting pipe is provided with a kindling air inlet pipe 12, the upper part of the central connecting pipe is provided with an igniter 16, and the top of the igniter is provided with a kindling head 14 and a seedling ignition needle 28; In the middle of the described igniting disc, several circularly arranged seedling fire holes 29 are inlaid, and the top of the igniting disc is also provided with a tinder cap 13. the

The ion probe, the seedling ignition needle and the tinder are of an integrated structure. the

The kindling air inlet pipe 12 is an L-shaped structure, and the end of the vertical pipe of the kindling air inlet pipe is a kindling air inlet 27 and communicates with the outside world. 12 pipe heads are provided with a plug 19 for blocking. the

Compared with the prior art, the utility model has the following advantages:

1. The pre-mixed structure increases the mixing chamber to make the air and gas mix more evenly and burn more fully. the

2. The fire is inlaid in the middle of the fire plate, the concealed ignition needle and independent gas supply device, the flame does not have black smoke when burning, and the ignition needle will not burst due to water droplets, which prolongs the life of the ignition needle. the

3. The ion probe is a flameout protection device, which is inlaid on the side of the fire ring of the kindling, and is technically affected by the flame of the kindling, so as to control the flameout protection of the burner and cut off the combustion process of the gas. the

4. Because the ignition head, ignition needle and ion probe are integrated, the installation and maintenance of the burner are more convenient, time-saving and labor-saving. the

5. Innovative changes have been made in the structure, and the noise of the burner is significantly reduced when the burner is burning. The noise is about 70 decibels after testing. the

6. Due to the full combustion of gas, the exhaust gas emission of the stove is reduced by more than 90% compared with the traditional type. Remarkable achievements have been made in energy saving and security. the

[Description of drawings]

Fig. 1 is a schematic diagram of the main structure of the utility model improved combined commercial stove burner;

Fig. 2 is the front view of the improved combined commercial stove burner of the utility model;

Fig. 3 is a side view of the utility model improved combined commercial stove burner;

Figure 4 is a sectional view of the utility model improved combined commercial stove burner;

Fig. 5 is a structural schematic diagram of the ignition plate of the utility model improved combined commercial stove burner;

As shown in the figure, in the figure: 1. Tuyere block 2. Pipe cap 3. Internal and external wire double pass 4. Cylinder 5. Adjusting bowl 6. Fire plate 7. Spring washer 8. Screw 9. Nut 10. Kindle connection 11. Main fire jet bowl 12. Kindling air inlet pipe 13. Kindling cap 14. Kindling head 15. Air bowl 16. Igniter 17. Ion probe 18. Center connection tube 19. Plug 20. Burner base 22. Ion detection device 23. Ignition line 24. Ion probe line 25. Main fire air inlet 26. Main fire fire hole 27. Kindle air inlet 28. Seed fire ignition needle 29. Seed fire fire hole 30. Air and gas mixing chamber 31. Height adjustment plate 32. Mounting screw holes A. Air B. Gas C. Mixed gas;

Designated Fig. 1 is the abstract accompanying drawing of the utility model. the

[Detailed ways]

Below in conjunction with accompanying drawing, the utility model is further described, and the structure and principle of this device are very clear to those skilled in the art. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model. the

As shown in Figures 1 to 5, the utility model is a combined improved commercial stove burner, which changes the traditional ditch wind burner and improves the commercial stove in the prior art. The burner has a premixed structure, which is more energy-saving, environmentally friendly, efficient and practical. The utility model is composed of a burner base, a central connecting pipe, an ion probe, a wind bowl, a fire plate, an igniter, etc. The specification of the burner is φ260×150mm, and the preferred fan is 220V, 150KW. The main body of the burner is preferably high-quality alloy cast iron, and the accessories are preferably stainless steel or brass, so as to ensure no deformation and oxidation under high temperature and prolong the service life. The burner base 20 of the present utility model is provided with cylinder 4, regulating bowl 5 and firing plate 6 along the longitudinal direction, and the center of burner base 20 is provided with a central connecting pipe 18, and the bottom of the central connecting pipe 18 is connected with an ignition wire 23, and one side of the central connecting pipe 18 is also An ion detection device 22 is arranged in parallel, and the top of the ion detection device is an ion probe 17, and the ion probe 17 is inlaid on the side of the fire hole 29 of the seedling fire, and is felt by the flame of the kindling to control the flameout protection of the burner. Gas combustion can be cut off. The ion probe line 24 is connected to the bottom of the ion detection device, and the central connecting pipe 18 and the ion detection device 22 extend to the center of the bottom of the ignition plate 6 along the cylindrical body and the regulating bowl. the

The burner base 20 is provided with a main fire air inlet 25 and a main fire jet bowl 11, and the main fire air inlet communicates with the main fire jet bowl; the inside of the barrel 4 is a mixing chamber 30 for air and gas, thereby forming a premixed structure, so that The gas is fully burned, and the exhaust gas emission of the stove is reduced by more than 90% compared with the traditional type. The gas mixing chamber is communicated with the main fire injection bowl 11; the adjustment bowl 5 is provided with a height adjustment plate, and the inside of the adjustment bowl cavity is also provided with a wind bowl 15, and the top of the wind bowl is provided with four main fire fire holes 26 and connected with the firing plate 6 In the same way, the main fire holes are evenly distributed with 3-φ5 holes. the

The bottom of the center connection is provided with a kindling air inlet pipe 12, and the gas type can be natural gas or liquefied gas. In the middle of the firing tray, several circularly arranged seedling fire fire holes 29 are inlaid, and the top of the firing tray is also provided with a tinder cap 13 . During use, the fire is embedded in the middle of the ignition plate, the concealed ignition needle and the independent gas supply device, the flame does not have black smoke when burning, and the ignition needle will not burst due to water droplets. The kindling air inlet pipe 12 is an L-shaped structure, and the end of the vertical pipe of the kindling air inlet pipe is a kindling air inlet 27 and communicates with the outside world. Place is provided with plug 19 plugging. In the utility model, the ignition head, the fire ignition needle and the ion probe are integrated structures, so that the installation and maintenance of the burner are more convenient, time-saving and labor-saving, and the noise of the burner is also significantly reduced after testing. The noise is around 70 decibels. the

As shown in Figure 1, the air enters the burner from the ignition air inlet 27 and the main fire air inlet 25, and is evenly mixed with the gas in the main fire jet bowl and the central connection pipe in the air and gas mixing chamber 30, that is, premixed. The mixed mixed gas is transmitted to the firing plate and the top of the center connection pipe along the main fire hole and the center connection pipe. When the igniter receives the ignition signal, it starts the motor through the ignition wire, forms an electric spark on the ignition plate and burns the mixed gas to form a fire ring in the flame hole. The ion probe, that is, the flameout protection device is set on the side of the fire ring inlaid with the kindling. The ion probe is sensed by the burning flame of the kindling to control the flameout protection of the burner and cut off the combustion process of the gas, as shown in Figure 1 and Figure 4. The probe should actually be rotated 60° clockwise. Adjust the height adjustment dial on the bowl to adjust the burner height for a more comfortable height for the cooking process. The rated pressure used is: 2800pa±500pa for liquefied gas, 2000pa±50% for natural gas, and the ignition head and the central connection must be tightened when the parts are assembled. the

Claims (4)

1. An improved combined commercial stove burner, comprising a burner base, cylinder body, kindling, ion probe, wind bowl, ignition plate, igniter, it is characterized in that described burner is provided with premixed structure, The premixed structure is connected to the fire inlet pipe (12) from the lower part of the central connection pipe (18), and connected to the ignition plate (6) through the burner base (20), cylinder (4) and air bowl (15) all the way. , the inside of the cylinder is provided with an air and gas mixing chamber (30), and the air and gas mixing chamber communicates with the main fire injection bowl (11) and the main fire air inlet (25); the fire is inlaid in In the middle of the ignition plate, the burner is provided with a concealed ignition needle and an independent gas supply device; the ion probe (17) is inlaid on the side of the fire ring of the seedling fire hole (29). 2. An improved combined commercial stove burner as claimed in claim 1, characterized in that the specific structure of the burner is as follows: the burner base (20) is longitudinally provided with a cylinder (4), an adjusting bowl (5) and the firing plate (6), the center of the burner base (20) is provided with a central connecting pipe (18), the bottom of the central connecting pipe (18) is connected to the ignition wire (23), and one side of the central connecting pipe (18) is also parallel An ion detection device (22) is provided, the top of the ion detection device is an ion probe (17), the bottom of the ion detection device is connected to the ion probe line (24), and the central connecting pipe (18) and the ion detection device (22) are extended The body and the regulating bowl extend to the center of the bottom of the firing plate (6); the burner base (20) is provided with a main fire air inlet (25) and a main fire jet bowl (11), and the main fire air inlet and The main fire injection bowl is connected; the inside of the cylinder (4) is an air and gas mixing chamber (30), and the gas mixing chamber is connected to the main fire injection bowl (11); the adjustment bowl (5) is A height adjustment plate is provided, and a wind bowl (15) is provided inside the cavity of the adjustment bowl. Four main fire holes (26) are opened on the top of the wind bowl and communicate with the fire plate (6); the lower part of the central connecting pipe is provided There is a kindling air inlet pipe (12), an igniter (16) is provided on the upper part of the central connection pipe, and a kindling head (14) and a seedling ignition needle (28) are arranged on the top of the igniter; there are several circles inlaid in the middle of the ignition plate Arranged seedling fire holes (29), the top of the firing plate is also provided with a kindling cap (13). 3. An improved combined commercial stove burner as claimed in claim 1 or 2, characterized in that said ion probe, seedling ignition needle and tinder head are of an integrated structure. 4. An improved combined commercial stove burner as claimed in claim 1 or 2, characterized in that the kindling air inlet pipe (12) is an L-shaped structure, and the vertical pipe end of the kindling air inlet pipe is a kindling The air inlet (27) communicates with the outside world, and the horizontal pipe of the fire air inlet pipe (12) runs through the central pipe and is blocked with a plug (19) at the head of the fire air inlet pipe (12).

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