CN205640973U - Biomass fuel sprays combustion -supporting device for stove - Google Patents

Abstract

A biomass fuel injection combustion-supporting device for kilns, including a gas collection chamber for confluence and equal pressure injection gas; a storage room for storing and transporting biomass fuel; a mixing chamber for injection gas and biomass fuel body; and nozzles, pipes. The gas collection chamber is provided with an air inlet and an air outlet, and the air outlet is provided with an air outlet control mechanism. The storage and delivery room is provided with a material inlet, a material leakage port, and a quantitative material leakage mechanism, and a belt conveyor is provided under the storage and delivery room. The mixing cavity communicates with the air outlet and the material leakage port. The mixing chamber is connected to the nozzle through a pipe. The device of the utility model mixes the injection gas and the biomass fuel through the mixing cavity, and finally sprays it into the furnace through the nozzle, so as to achieve the purpose of supporting combustion. Since the opening time of the piston in the gas collection chamber and the leakage amount of the leakage material in the storage and delivery chamber can be flexibly adjusted, the best combustion-supporting effect can be achieved.

Description

A kind of biomass fuel injection combustion-supporting device for kiln

technical field

The utility model relates to a biomass fuel injection combustion-supporting device for kilns, which relates to the field of comprehensive utilization of biomass fuels.

Background technique

Biomass fuels are the most common and readily available fuels found in nature. At present, fossil fuels account for more than 95% of the fuel used in kilns, and biomass fuels only account for a very small proportion. Fossil fuels are non-renewable fuels, less and less, very scarce, and people should cherish them very much; while biomass fuels are renewable resources, there are many sources of biomass fuels in nature, such as sawdust, wheat straw, cotton stalks, vegetation, etc. , Most of them are burned and discarded by people, which not only wastes a lot of high-quality fuel, but also causes environmental pollution.

Contents of the invention

The utility model provides a biomass fuel injection combustion-supporting device for furnaces and kilns, which is used for efficient utilization of biomass fuels, reducing the usage of fossil fuels and achieving the purpose of comprehensive utilization of wastes.

The technical scheme adopted in the utility model is:

A biomass fuel injection combustion-supporting device for kilns, including a gas collection chamber for confluence and equal pressure injection gas; a storage room for storing and transporting biomass fuel; a mixing chamber for injection gas and biomass fuel body; and nozzles, pipes. The gas collection chamber is provided with an air inlet and an air outlet, and the air outlet is provided with an air outlet control mechanism. The storage and delivery room is provided with a material inlet, a material leakage port, and a quantitative material leakage mechanism, and a belt conveyor is provided under the storage and delivery room. The mixing cavity communicates with the air outlet and the material leakage port. The mixing chamber is connected to the nozzle through a pipe.

The storage and delivery chamber is provided with a bottom plate, and a hole is opened on the bottom plate, through which the biomass enters the leakage port.

The air outlet control mechanism includes a piston, an opening and closing cylinder, and a first connecting rod, and the opening and closing cylinder is connected to the piston through the first connecting rod.

The quantitative material leakage mechanism includes a driving cylinder, a baffle, and a second connecting rod, and the driving cylinder is connected to the baffle through the second connecting rod.

The belt conveyor is provided with a weight sensor.

The utility model relates to a biomass fuel injection combustion-supporting device for a kiln, which mixes injection gas and biomass fuel through a mixing chamber and finally sprays it into the furnace through a nozzle to achieve the purpose of combustion support. Since the opening time of the piston in the gas collection chamber and the leakage amount of the material leakage port in the storage and delivery chamber can be flexibly adjusted, the best combustion-supporting effect can be achieved.

Description of drawings

Fig. 1 is the structural representation of the utility model device;

Fig. 2 is a structural diagram of the quantitative leakage mechanism of the device of the present invention.

detailed description

As shown in Figure 1 and Figure 2, a biomass fuel injection combustion-supporting device for a kiln includes:

Gathering chamber 2 for confluence and equal pressure injection gas;

Storage room 1 for storing and transporting biomass fuel;

Mixing cavity 3 for injecting gas and biomass fuel;

And nozzle 5, pipeline 4.

The gas collection chamber 2 is provided with an air inlet 21 and an air outlet 25, and the air outlet 25 is provided with an air outlet control mechanism;

The storage room 1 is provided with a material inlet 11, a material leakage port 16, and a quantitative material leakage mechanism, and a belt conveyor 12 is provided below the storage room 1.

The mixing chamber 3 communicates with the gas outlet 25 and the leakage port 16;

The mixing chamber 3 is connected to the nozzle 5 through the pipe 4 .

The air outlet control mechanism includes a piston 24 , an opening and closing cylinder 22 , and a first connecting rod 23 , and the opening and closing cylinder 22 is connected to the piston 24 through the first connecting rod 23 .

The quantitative material leakage mechanism includes a driving cylinder 13 , a baffle 17 , and a second connecting rod 14 , and the driving cylinder 13 is connected to the baffle 17 through the second connecting rod 14 .

The biomass enters the device of the utility model through the feed port 11, and falls naturally onto the belt feeder 12. The belt feeder 12 is equipped with a weight sensing device, which can automatically measure the weight of the biomass falling on the belt, and the belt feeder The machine 12 is driven by a motor, and the biomass is sent to the bottom plate 15 of the storage room 1. There is a hole on the bottom plate 15 of the storage room, through which the biomass enters the leakage port 16, and there is a baffle plate 17 at the bottom of the leakage port 16. The baffle plate 17 is connected to the drive cylinder 13 through the second connecting rod 14, and the device of the utility model realizes the function of quantitative material leakage by controlling the opening and closing time of the baffle plate 17.

The compressed air sent by the air source is sent into the air collection chamber 2 through the air inlet 21, the opening and closing cylinder 22, the first connecting rod 23, the piston 24 and the air outlet 25 form a compressed air injection control mechanism, and the opening and closing of the piston 24 Time to achieve the function of quantitative injection of compressed air. Compressed air and biomass are mixed in the mixing chamber 3, passed through the pipeline 4 and finally sprayed into the kiln through the nozzle 5 to support combustion. The amount of compressed air and biomass entering the kiln can be precisely controlled to maximize the combustion-supporting effect.

Claims (5)

1. stove biomass fuel sprays an auxiliary combustion equipment, including

For confluxing, all pressure injection gas collection chamber (2)；

Room (1) is sent for storing, carry depositing of biomass fuel；

For spraying the mixing chamber (3) of gas, biomass fuel；

And nozzle (5), pipeline (4), it is characterised in that:

Described collection chamber (2) is provided with air inlet (21), gas outlet (25), and described gas outlet (25) are provided with gas outlet controlling organization；Described depositing send room (1) to be provided with charging aperture (11), material leakage mouth (16), quantitative material leakage mechanism, deposits and send room (1) to be provided with belt conveyor (12)；Mixing chamber (3) connects with described gas outlet (25), described material leakage mouth (16)；Mixing chamber (3) connects nozzle (5) by pipeline (4).

The most according to claim 1, a kind of stove biomass fuel sprays auxiliary combustion equipment, it is characterised in that: depositing and send room (1) to be provided with base plate (15), base plate has hole on (15), and biomass are entered material leakage mouth (16) by this hole.

The most according to claim 1, a kind of stove biomass fuel sprays auxiliary combustion equipment, it is characterized in that: described gas outlet controlling organization includes piston (24), opens and closes cylinder (22), head rod (23), open and close cylinder (22) and connect piston (24) by head rod (23).

The most according to claim 1, a kind of stove biomass fuel sprays auxiliary combustion equipment, it is characterized in that: described quantitative material leakage mechanism includes driving cylinder (13), baffle plate (17), the second connecting rod (14), drive cylinder (13) to connect baffle plate (17) by the second connecting rod (14).

The most according to claim 1, a kind of stove biomass fuel sprays auxiliary combustion equipment, it is characterised in that: described belt conveyor (12) is provided with weight sensor.