CN202733953U - Biomass fuel high-fire oven - Google Patents

Abstract

The utility model provides a biomass fuel high-fire stove, which belongs to the technical field of fuel equipment. It solves the problems of complex structure and poor combustion effect of existing high-fire stoves. The biomass fuel high-fire stove includes a stove body with a feed inlet and a stove top for placing cooking utensils on the top of the stove body. A blower is provided at the feed inlet, and a stove connected to the inside of the stove body is provided on the stove body. The stove body has a first combustion chamber connected with the feed port and a second combustion chamber with a fire outlet connected with the first combustion chamber. The lower part of the second combustion chamber has a soot cleaning port, and the stove mouth communicates with the fire outlet. There is an interlayer between the stove body, the first combustion chamber and the second combustion chamber, the air blower communicates with the interlayer through an air pipe, and the side wall of the fire outlet is provided with an oxygen supply hole communicated with the interlayer. The utility model has the advantages of good combustion effect, energy saving and environmental protection.

Description

A biomass fuel stove

technical field

The utility model belongs to the technical field of fuel equipment, and relates to a high-fire stove, in particular to a biomass fuel high-fire stove.

Background technique

In recent years, people have paid more and more attention to the development and utilization of biomass energy, and are gradually being promoted and applied. But at present in the vast rural areas, most farmers still use crop stalks as fuel, cooking and heating with earthen stoves. Due to the high content of volatile components in crop straw, black smoke will be formed due to insufficient combustion-supporting air when burning, which not only pollutes the environment, but also damages human health.

For this reason, people are improving the problems existing in the earthen stove, and invented a kind of heating stove, which mainly includes a furnace shell, a waste gas discharge tube is installed on the side wall of the upper part of the furnace shell, a furnace is arranged in the furnace shell, and the furnace and the waste gas The discharge cylinders are connected, and the furnace shell on the upper opening of the furnace is equipped with a furnace mouth cover ring. The lower part of the furnace inside the furnace shell is equipped with a flat bottom grate. The bottom flat grate has secondary oxygen inlet holes for the core support plate. Furnace core is installed in the hearth in the shell of the furnace, this kind of heating stove can only burn coal, wastes energy, waste discharge is big, and environmental pollution is serious.

Contents of the invention

The purpose of the utility model is to solve the above-mentioned problems in the existing technology, and propose a biomass fuel high-fire stove with good combustion effect, energy saving and environmental protection.

The purpose of this utility model can be achieved through the following technical solutions:

The biomass fuel high-fire stove includes a stove body with a feed inlet and a stove top for placing cooking utensils above the stove body, a blower is provided at the feed inlet, and a stove with a The stove port connected to the inside of the stove body is characterized in that the stove body has a first combustion chamber communicated with the feed inlet and a second combustion chamber with a fire outlet communicated with the first combustion chamber, and the second combustion chamber communicates with the first combustion chamber. The lower part of the cavity has a soot cleaning port, the above-mentioned stove port communicates with the fire outlet, there is an interlayer between the above-mentioned stove body and the first combustion chamber and the second combustion chamber, and the above-mentioned blower communicates with the The interlayer is connected, and the side wall of the fire outlet is provided with an oxygen supply hole connected with the interlayer.

When in use, the biomass particle fuel is added into the stove body from the feed port, and it is ignited. The biomass particles burn in the first combustion chamber, and then the flame enters the second combustion chamber, and burns in the second combustion chamber. Cyclone dust removal and combustion are carried out in the cavity, and the dust falls into the ash removal port for easy cleaning, while the flame enters the fire outlet to heat the cooker and so on. During the combustion process, the blower is turned on, the wind enters the interlayer from the air duct, and enters the fire outlet through the oxygen supply hole, providing sufficient oxygen for combustion and preventing the generation of black smoke and exhaust gas caused by incomplete combustion of fuel.

In the above-mentioned high-fire stove with biomass fuel, the lower end of the second combustion chamber is in the shape of an inverted cone, and an ash collection chamber communicating with the second combustion chamber is provided under the second combustion chamber. The ash port communicates with the ash chamber.

The inverted cone-shaped second combustion chamber can realize cyclone dust removal for the flame, preventing smoke and dust from entering the fire outlet with the flame and affecting the quality of combustion.

In the above-mentioned biomass fuel high-fire stove, the above-mentioned stove body is arranged on a base, and a feed bin with a discharge port is also provided on the base, and the fuel in the feed bin can be transported to the feed port. screw feeder.

In the above-mentioned high-fire stove for biomass particles, the screw feeder includes a tube body and a drive screw axially arranged in the tube body, one end of the drive screw protrudes to the end of the tube body, and the drive screw The protruding end of the pipe body is connected to a motor, the side wall of the pipe body has an opening communicating with the discharge port of the above-mentioned silo, and the other end of the pipe body communicates with the feed port of the first combustion chamber.

In the above-mentioned high-fire stove for biomass particles, a blower is also provided at the opening of the above-mentioned pipe body. The blower can convey the fuel in the silo by wind to prevent clogging.

In the above-mentioned high-fire stove for biomass particles, a control panel is provided on the stove, and the control panel is connected with the above-mentioned blower, the igniter provided at the feed inlet, and the above-mentioned motor.

The control panel can control the blower, igniter and motor with a high degree of automation, and only need to press the button on the control panel for pneumatic and stop.

Compared with the prior art, the biomass fuel high-fire stove has the following advantages:

It adopts an integrated structure design, which has a compact structure and a beautiful appearance. It uses biomass fuel to burn, which is energy-saving and environmentally friendly. It can save energy by about 60% compared with fuel oil and gas. It is easy to install, easy to operate, and does not require complicated operating procedures. Save space; reduce the use of fuel, save energy, clean flue gas stays in the second combustion chamber for a long time, burn fully, and have high fuel utilization, fundamentally solve the problem of black smoke; A screw feeder is set between the cavities, which is easy to operate, reduces the use of labor and saves costs.

Description of drawings

Fig. 1 is a structural schematic diagram of a preferred embodiment provided by the utility model.

Fig. 2 is a schematic diagram of a stove in a preferred embodiment provided by the utility model.

In the figure, 1, stove body; 11, feed inlet; 12, first combustion chamber; 13, second combustion chamber; 14, fire outlet; 15, soot cleaning port; 16, interlayer; 17, air duct; Oxygen filling hole; 19, ash collection chamber; 2, stove top; 21, stove mouth; 3, base; 4, feed bin; 51, pipe body; 52, transmission screw; 6, control panel.

Detailed ways

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

As shown in Figures 1 and 2, the biomass fuel high-fire stove includes a stove body 1 with a feed inlet 11 and a stove top 2 arranged above the stove body 1 for placing cooking utensils. A blower is provided, and an igniter is provided at the feeding port 11 , and a stove mouth 21 communicating with the stove body 1 is provided on the stove top 2 .

As shown in FIG. 1 , there is a first combustion chamber 12 communicating with the feed inlet 11 and a second combustion chamber 13 with a fire outlet 14 communicating with the first combustion chamber 12 in the stove body 1 . The lower part has a soot cleaning port 15, and the stove port 21 communicates with the fire outlet 14. There is an interlayer 16 between the stove body 1 and the first combustion chamber 12 and the second combustion chamber 13. The blower communicates with the interlayer 16 through an air duct 17, and the side wall of the fire outlet 14 is provided with an oxygen supply hole 18 communicated with the interlayer 16. .

In this embodiment, as shown in Figure 1, the lower end of the second combustion chamber 13 is in the shape of an inverted cone, and an ash collection chamber 19 communicating with the second combustion chamber 13 is provided below the second combustion chamber 13 for dust removal. The port 15 communicates with the ash collection chamber 19 . The inverted conical second combustion chamber 13 can realize the cyclone dedusting of the flame, preventing smoke and dust from entering the fire outlet 14 along with the flame and affecting the quality of combustion.

As shown in Figure 1, the stove body 1 is arranged on a base 3, and a feed bin 4 with a discharge port and a screw feeding screw that can transport the fuel in the feed bin 4 to the feed port 11 are also provided on the base 3. device. Specifically, as shown in Figure 1, the screw feeder includes a tube body 51 and a drive screw 52 axially arranged in the tube body 51, one end of the drive screw 52 extends to the end of the tube body 51, and the drive screw The protruding end of 52 is connected with a motor, the side wall of pipe body 51 has the opening that communicates with the discharge port of silo 4, and the other end of pipe body 51 communicates with the feed port 11 of the first combustion chamber 12. As shown in FIG. 1 , a blower is also provided at the opening of the pipe body 51 , and the blower can transmit the fuel in the bunker 4 by wind force to prevent blockage.

As shown in FIG. 2 , a control panel 6 is provided on the cooktop 2 , and the control panel 6 is connected with the blower, the igniter located at the feed inlet 11 , and the motor. The control panel 6 can control the blower, igniter and motor, and has a high degree of automation, and only needs to press the button on the control panel 6 for pneumatic and stop.

When people use the high-fire stove, they add biomass particle fuel into the stove body 1 from the feed port 11, and ignite it. The biomass particles burn in the first combustion chamber 12, and then the flame enters the second combustion chamber. In the combustion chamber 13, the cyclone dedusting combustion is carried out in the second combustion chamber 13, and the dust falls into the ash removal port 15 for easy cleaning, while the flame enters the fire outlet 14 to heat the cooking utensils and the like. During the combustion process, the blower is in the open state, and the wind enters the interlayer 16 from the air pipe 17, enters the fire outlet 14 through the oxygen supply hole 18, provides sufficient oxygen for combustion, and prevents the fuel from being incompletely burned and causing black. Generation of smoke exhaust.

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Although this article uses more 1, the stove body; 11, the feed port; 12, the first combustion chamber; 13, the second combustion chamber; 14, the fire outlet; Tube; 18. Oxygen supply hole; 19. Ash collection chamber; 2. Cooktop; 21. Stove mouth; 3. Base; However, the possibility of using other terms is not excluded. These terms are only used to describe and explain the essence of the utility model more conveniently; interpreting them as any kind of additional limitation is contrary to the spirit of the utility model.

Claims (6)

1. biomass fuel sthenic fire range, comprise have charging aperture (11) stove (1) and be located at the kitchen range top (2) that is used for placing cooker of this stove (1) top, described charging aperture (11) locates to be provided with air blast, has the kitchen range mouth (21) with stove (1) internal communication on the described kitchen range top (2), it is characterized in that, have the first combustion chamber (12) that is communicated with charging aperture (11) and the second combustion chamber (13) with crater (14) that is communicated with the first combustion chamber (12) in the described stove (1), the bottom of described the second combustion chamber (13) has cleaning door (15), above-mentioned kitchen range mouth (21) is communicated with described crater (14), described stove (1) and above-mentioned the first combustion chamber (12), has interlayer (16) between the second combustion chamber (13), above-mentioned air blast is communicated with this interlayer (16) by an airduct (17), and described crater (14) sidewall is provided with the oxygenating hole (18) that is communicated with this interlayer (16).

2. a kind of biomass fuel sthenic fire range according to claim 1, it is characterized in that, the lower end of described the second combustion chamber (13) is back taper, and be provided with the dust collection chamber (19) that is communicated with this second combustion chamber (13) in the below of described the second combustion chamber (13), above-mentioned cleaning door (15) is communicated with this dust collection chamber (19).

3. a kind of biomass fuel sthenic fire range according to claim 1 and 2, it is characterized in that, above-mentioned stove (1) is arranged on the base (3), also is provided with one and has the feed bin (4) of discharging opening and the fuel in the feed bin (4) can be delivered to the feeding screw that charging aperture (11) is located on described base (3).

4. a kind of biomass fuel sthenic fire range according to claim 3, it is characterized in that, described feeding screw comprises body (51) and axially is located at the interior drive screw (52) of this body (51), one end of described drive screw (52) extend out to the end of body (51), and the external part of this drive screw (52) is connected with a motor, have the opening that is communicated with the discharging opening of above-mentioned feed bin (4) on the sidewall of described body (51), the other end of described body (51) is communicated with the charging aperture (11) of above-mentioned the first combustion chamber (12).

5. a kind of biomass fuel sthenic fire range according to claim 4 is characterized in that, the opening part of above-mentioned body (51) also is provided with air blast.

6. a kind of biomass fuel sthenic fire range according to claim 5, it is characterized in that, the described kitchen range top (2) is provided with control panel (6), above-mentioned air blast, is located at igniter that charging aperture (11) locates and above-mentioned motor all is connected with this control panel (6).

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