CN202432519U - Multi-mixing efficient burner - Google Patents

Abstract

A multi-mixing high-efficiency burner, including: a furnace body, a support plate arranged at the bottom around the furnace body and used to support the furnace body, a refractory ring arranged around the furnace body, and an electronic ignition device on one side of the furnace body device, a combustion cavity is formed between the top of the furnace body and the refractory ring, a cavity for mixing air and gas is opened in the middle of the furnace body, and an inlet elbow is connected to the bottom of the cavity , the air inlet end of the intake elbow is provided with a jet plate, the jet plate is provided with a jet device, and a gas inlet is opened on the side wall of the intake elbow. The burner of the utility model is provided with a plurality of mixing chambers in the furnace body, which overcomes the defect of slow burning speed of the existing burner, and achieves the effect of obtaining a faster burning speed after fully mixing the fuel.

Description

Multi-mix high-efficiency burner

technical field

The utility model relates to a burner, in particular to a burner capable of high-efficiency and high-speed combustion in a narrow space after repeated mixing, which belongs to people's daily necessities.

Background technique

At present, after the known premixed burner is simply mixed with wind and gas, the sprayed flame is relatively long and the spray force is low. The high-temperature gas flame after fuel combustion cannot be efficiently transferred to the heating body, resulting in inefficient waste. Due to poor mixing, the flame after combustion is either outside the pot so that it does not come into contact with the pot. Or cause unburned gas and oxygen to run away together with heat energy, and the burner has high energy consumption.

In view of the above-mentioned defects in the prior art, the inventor of the utility model has finally developed the multi-mixing high-efficiency burner of the utility model through continuous experimental research.

Contents of the invention

In order to overcome the low efficiency and waste of existing burners, the purpose of this utility model is to provide a multi-mixing chamber with multiple mixing chambers in the furnace body to achieve a faster combustion speed after the fuel is fully mixed. High efficiency burner.

For realizing above-mentioned purpose of the invention, the technical scheme that the utility model adopts is as follows:

A multi-mixing high-efficiency burner, including: a furnace body 1, a support plate 11 arranged at the bottom around the furnace body 1 for supporting the furnace body 1, a refractory ring 6 arranged around the furnace body 1, and a furnace body 1 One side of the furnace body 1 is provided with an electronic ignition device 19, a combustion chamber 5 is formed between the top of the furnace body 1 and the refractory ring 6, and a cavity for mixing air and gas is opened in the middle of the furnace body 1 20. An inlet elbow 18 is connected to the bottom of the cavity 20, and the air inlet end of the inlet elbow 18 is provided with a jet plate 16, and a jet device 17 is provided on the jet plate 16. A gas inlet 15 is opened on the side wall of the intake elbow 18; the cavity 20 includes a first gas mixing chamber 14, a second gas mixing chamber 12, and a third gas mixing chamber 4. The first The gas inlet of the gas mixing chamber 14 is connected to the gas outlet end of the inlet elbow 18, and the first gas mixing chamber 14 is connected to the second gas mixing chamber 12 through a distribution hole post 13, and the third gas mixing chamber 4 is provided with There is a burner 2 , the bottom of which is connected to the first gas mixing chamber 14 through a support rod 3 .

In the multiple mixing high-efficiency burner, the cavity 20 is a funnel-shaped conical cavity, the burner 2 is a spherical crown, and there is an inner tooth hole under the inclined cone of the burner 2 Connect with support rod 3.

The multiple mixing high-efficiency burner has a groove for setting the electronic ignition device 19 at the position where the bottom of the refractory ring 6 is combined with the furnace body 1, and the electronic ignition device 19 is fixed in the groove through the support plate 11 .

In the multiple mixing high-efficiency burner, the electronic ignition device 19 includes a kindling 9 and an igniter 10 .

For the multi-mixing high-efficiency burner, the refractory material ring 6 is provided with a refractory filler 7 on the periphery, and the refractory filler 7 is provided with a fixed ring 8 on the periphery, and the fixed ring 8 is connected with the support plate 11 are welded together, or, the fixed ring 8 and the supporting plate 11 are integrally formed.

For the multi-mixing high-efficiency burner, the number of distribution holes 13 is set at 2 or more, usually according to the area of the first gas mixing chamber 14 and the second gas mixing chamber 12, it is set to 2 to 10.

In the multiple mixing high-efficiency burner, the jet device 17 is a jet port or a jet hole, and the jet port is set at the center of the jet plate 16, which is between 1/3 and 1/2 of the area of the jet plate 16; There are 2 or more holes arranged on the jet plate 16 , usually between 2 and 20 according to the area of the jet plate 16 .

The beneficial effect of using the utility model is that: the burner of the utility model is provided with multiple mixing chambers in the furnace body, which overcomes the defect of slow burning speed of the existing burner, and achieves the effect of obtaining a faster burning speed after the fuel is fully mixed; The burner of the utility model is mixed four times, and then burns at a sufficient high speed in the combustion chamber after the stabilized burner is used to limit the current and increase the speed. Combustion, the blazing flame directly sprays the pot to release heat, and the waste of heat is less, which improves the thermal efficiency and saves fuel.

Description of drawings

Fig. 1 is the longitudinal sectional structural representation of the utility model;

1. Furnace body 2. Stable burner 3. Support rod

4. The third gas mixing chamber 5. Combustion chamber 6. Refractory ring

7. Refractory filling material 8. Fixed ring 9. Tinder

10. Igniter 11. Support plate 12. Second gas mixing chamber

13. Distribution hole 14. First gas mixing chamber 15. Fuel inlet

16. Jet plate 17. Jet device 18. Inlet elbow

19. Electronic ignition device 20. Cavity

Detailed ways

The structure of the utility model and the working process are described in detail below by means of the accompanying drawings.

As shown in Figure 1, a multi-mixing high-efficiency burner includes: a furnace body 1, a support plate 11 arranged at the bottom around the furnace body 1, used to support the furnace body 1, and a refractory ring arranged around the furnace body 1 6. An electronic ignition device 19 is provided on one side of the furnace body 1, a combustion chamber 5 is formed between the top of the furnace body 1 and the refractory material ring 6, and a chamber for air is opened in the middle of the furnace body 1. The cavity 20 mixed with the gas is connected with an inlet elbow 18 at the bottom of the cavity 20, the inlet end of the inlet elbow 18 is provided with a jet plate 16, and the jet plate 16 is provided with The jet device 17 has a gas inlet 15 on the side wall of the intake elbow 18; the cavity 20 includes a first gas mixing chamber 14, a second gas mixing chamber 12, and a third gas mixing chamber 4 , because the utility model burner is provided with a plurality of mixing chambers in the furnace body, it overcomes the defect of slow burning speed of the existing burner, and achieves the effect of obtaining a faster burning speed after the fuel is fully mixed; the first gas mixing The air inlet of the cavity 14 is connected with the gas outlet end of the intake elbow 18, the first gas mixing cavity 14 is connected with the second gas mixing cavity 12 through the distribution hole column 13, and the third gas mixing cavity 4 is provided with a stable The burner 2, the bottom of the stable burner 2 is connected with the first gas mixing chamber 14 through the support rod 3, the burner of the utility model is mixed four times, and then the gas is carried out in the combustion chamber after the current of the stable burner is limited and the speed is increased. Full and high-speed combustion, the hot gas flame is directly sprayed on the pot body, and the heat energy is efficiently transferred to the pot body. The cavity 20 is a funnel-shaped conical cavity, the burner 2 is a spherical crown, and there is an inner tooth hole (the dotted line position in the figure) and the support rod 3 under the inclined cone of the burner 2 connect. A groove for setting an electronic ignition device 19 is provided at the position where the bottom of the refractory material ring 6 is combined with the furnace body 1, and the electronic ignition device 19 passes through the support plate 11 and is fixed in the groove; the electronic ignition device 19 includes a kindling 9 and an igniter 10; the periphery of the refractory ring 6 is provided with a refractory filler 7, and the periphery of the refractory filler 7 is provided with a fixed ring 8, and the fixed ring 8 is welded to the support plate 11 , or, the fixed ring 8 is integrally formed with the support plate 11; the distribution holes 13 are provided in two or more, usually according to the area of the first gas mixing chamber 14 and the second gas mixing chamber 12 set between 2 and 10; the jet device 17 is a jet port or a jet hole, and the jet port is set at the center of the jet plate 16, which is between 1/3 and 1/2 of the area of the jet plate 16 ; The jet hole distribution is set on the jet plate 16, there are 2 or more, usually between 2 and 20 according to the area of the jet plate 16.

When the high-speed airflow is injected at the entrance of the jet plate, a negative pressure is formed to drive the gas to enter. After the injected high-speed airflow is fully mixed, the oxygen and the gas are mixed in the mixing chamber of the bending section, and are reconfigured and mixed in the mixing chamber through the distribution hole. The burner prevents mixing and burns in the mixed combustion chamber. The flame and unburned gas are mixed and burned again in the combustion chamber to form a high-speed flame. In this way, the burning speed is very fast, and most of the fuel is burned in the burner.

The above description is only illustrative of the present utility model, rather than restrictive. Those of ordinary skill in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined in the claims. , but all will fall within the protection scope of the present utility model.

Claims (7)

1. mixed high-efficient burner repeatedly; Comprise: body of heater (1); Be arranged on body of heater (1) on every side the bottom, be used to support the support plate (11) of body of heater (1), be arranged on body of heater (1) refractory material circle (6) on every side, be provided with electronic ignition device (19) in a side of body of heater (1); Form combustion chamber (5) between the top of described body of heater (1) and the refractory material circle (6); It is characterized in that: offer in the centre of described body of heater (1) one be used for air and combustion gas mixing cavity (20), be connected with an intake elbow (18) in the bottom of cavity (20), the air inlet end of described intake elbow (18) is provided with fluidic plate (16); Offer fluidic device (17) on the described fluidic plate (16), on the sidewall of described intake elbow (18), offer fuel gas inlet (15); Described cavity (20) comprises the first gas hybrid chamber (14), the second gas hybrid chamber (12), the 3rd gas hybrid chamber (4); The air inlet of the described first gas hybrid chamber (14) links to each other with the gas outlet end of intake elbow (18); Link to each other through assignment hole post (13) between the first gas hybrid chamber (14) and the second gas hybrid chamber (12); Be provided with stabilizer (2) in the 3rd gas hybrid chamber (4), the bottom of described stabilizer (2) links to each other with the first gas hybrid chamber (14) through support bar (3).

2. According to claim 1Repeatedly the mixed high-efficient burner is characterized in that, described cavity (20) is a funnel-form cone-shaped cavity, and described stabilizer (2) is the spherical crown shape, has an inner screw tooth hole to be connected with support bar (3) in the beveled cone below of stabilizer (2).

3. According to claim 1Mixed high-efficient burner repeatedly; It is characterized in that; Bottom at refractory material circle (6) offers the groove that is used to be provided with electronic ignition device (19) with the position that body of heater (1) combines, and electronic ignition device (19) passes support plate (11) and is fixed in the groove.

4. Described according to claim 1 or 3Repeatedly the mixed high-efficient burner is characterized in that, described electronic ignition device (19) comprises kindling material (9) and igniter (10).

5. According to claim 1Mixed high-efficient burner repeatedly; It is characterized in that; The outer periphery of described refractory material circle (6) is equipped with fire-resistant inserts (7), and the outer periphery of described fire-resistant inserts (7) is equipped with retainer plate (8), and described retainer plate (8) welds together with support plate (11); Perhaps, described retainer plate (8) is one-body molded with support plate (11).

6. According to claim 1Repeatedly the mixed high-efficient burner is characterized in that, described assignment hole post (13) is arranged on more than 2 or 2.

7. According to claim 1Repeatedly the mixed high-efficient burner is characterized in that, described fluidic device (17) is jet orifice or jet orifice, and jet orifice is arranged on the center of fluidic plate (16), for fluidic plate (16) area 1/3 to 1/2 between; The jet orifice distributed and arranged is more than 2 or 2 on fluidic plate (16).

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