CN210796370U

CN210796370U - Multilayer gas emission device

Info

Publication number: CN210796370U
Application number: CN201921674645.8U
Authority: CN
Inventors: 王志平
Original assignee: Changzhou Bo Ai Biomass Energy Technology Co ltd
Current assignee: Changzhou Bo Ai Biomass Energy Technology Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-06-19
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses a gaseous exhaust apparatus of multilayer gas, including reacting furnace, feed bin and air outlet means, the reacting furnace is separated by the grate and is constituted the reacting chamber that is located grate upper portion and is located the ash chamber of grate lower part, air outlet means comprises the blast pipe, the active carbon layer that are arranged in intake pipe, grate and are located the ash chamber of intaking that are arranged in the reacting chamber, intake pipe is vertical to be run through in the grate, blast pipe and active carbon chamber all communicate with each other with the bottom of grate, one side of ash chamber is equipped with row ash pipe, and the opposite side is equipped with the gas import, the bottom of ash chamber is equipped with the auger that the cooperation was arranged the ash mouth. The utility model has the advantages that: through grate, activated carbon layer and blast pipe in this application make gas come out from the grate and filter impurity such as tar wherein, peculiar smell via the activated carbon layer, guarantee that gas is odorless when burning, and the burning is abundant sustainable.

Description

Multilayer gas emission device

Technical Field

The utility model belongs to the technical field of the gas emission, concretely relates to multilayer gas emission device.

Background

Biomass gasification is a method for converting biomass raw materials into combustible gas, has high utilization efficiency of biomass gas and wide application, and can be used as domestic gas, a boiler or power generation. The biomass gasification furnace is one of important technologies for biomass energy utilization, and takes plant wastes mainly including crops, such as straw, rice husk, branches, wood chips, weeds and the like as raw materials to be combusted and gasified to obtain combustible gas.

In the prior art, a biomass gasification furnace generally includes a gasification furnace body, a feeding mechanism located at the upper part of the furnace body, an ignition device in the furnace, an air intake device, a slag discharge mechanism located at the bottom of the furnace body, and an outlet for combustible gas. Biomass raw materials pass through feed mechanism and get into in the furnace body, take place oxidation reaction and reduction reaction with the oxygen that gets into in the furnace body through hot blast blowpipe apparatus, combustible gas (including impurity such as dust, tar) such as CO, CH4, H2 of production are discharged from the gas outlet, the ashes of burning fall into slag extractor and construct and arrange away, combustible gas need remove dust through dust removal mechanism at the in-process of discharging the furnace body, in order to provide clean combustible gas as far as possible, at present, the ubiquitous tar of current gasifier is difficult to be clear away, the condition of peculiar smell.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a following technical scheme: the utility model provides a multilayer gas discharging equipment, includes reacting furnace, feed bin and air outlet means, the reacting furnace is separated by the grate and constitutes the reacting chamber that is located grate upper portion and the ash chamber that is located the grate lower part, air outlet means comprises the intake pipe of intaking that is arranged in the reacting chamber, grate and blast pipe, the active carbon layer that is arranged in the ash chamber, the intake pipe of intaking is vertical to be run through in the grate, blast pipe and active carbon layer all communicate with each other with the bottom of grate, one side of ash chamber is equipped with the ash discharging pipe, and the opposite side is equipped with the gas import, the bottom of ash chamber is equipped with the auger that the cooperation was arranged the ash mouth.

Further, the furnace bridge comprises multilayer frustum form barrel, and every layer of frustum form entire body bottom both sides are equipped with the gas distribution through-hole, frustum form barrel is from last to grow in proper order down in diameter.

Further, the bottommost part of the furnace bridge is a circulating chamber.

Furthermore, a water tank is arranged at the bottom of the ash discharge pipe and is connected with the ash discharge pipe through a pipeline.

Furthermore, the bottom of the reaction furnace is symmetrically provided with support frames, the exhaust pipe is positioned in the middle of the support frames, and the bottom of the exhaust pipe is provided with a valve.

The utility model has the advantages that: through grate, activated carbon layer and blast pipe in this application make gas come out from the grate and filter impurity such as tar wherein, peculiar smell via the activated carbon layer, guarantee that gas is odorless when burning, and the burning is abundant sustainable.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing the flow of the exhaust gas from the grate.

In the figure: 1. a reaction furnace; 2. a storage bin; 3. a grate; 4. a reaction chamber; 5. an ash chamber; 6. a water inlet pipe; 7. a furnace bridge; 8. an exhaust pipe; 9. an activated carbon layer; 10. an ash discharge pipe; 11. a gas inlet; 12. a packing auger; 13. a circulation chamber; 14. a water tank; 15. a support frame; 16. a valve; 17. and air distribution through holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, a multilayer fuel gas discharging device comprises a reaction furnace 1, a storage bin 2 and a gas outlet device, wherein the reaction furnace 1 is formed by separating a grate 3 into a reaction chamber 4 positioned at the upper part of the grate 3 and an ash chamber 5 positioned at the lower part of the grate 3, the gas outlet device comprises a water inlet pipe 6 positioned in the reaction chamber 4, a grate 7, a gas outlet pipe 8 positioned in the ash chamber 5 and an activated carbon layer 9, the water inlet pipe 6 vertically penetrates through the grate 7, the gas outlet pipe 8 and the activated carbon layer 9 are both communicated with the bottom of the grate 7, the grate 7 comprises a multilayer frustum-shaped cylinder body, gas distribution through holes 17 are arranged at two sides of the bottom of each layer of frustum-shaped cylinder body, the diameters of the frustum-shaped cylinder body are sequentially increased from top to bottom, air and water are fed from the pipe orifice of the water inlet pipe 6, through holes are arranged on the side wall of the water inlet pipe 6 and communicated with each layer of frustum-shaped cylinder body, and the air and water reach each layer of frustum-shaped cylinder body through, gas generated after combustion flows out from gas distribution through holes 17 on two sides of the bottom of each layer of frustum-shaped cylinder, the gas flows into an ash chamber 5 at the bottom end after flowing out from the gas distribution through holes 17, flows into a circulating chamber 13 at the bottom of a furnace bridge 7 after being purified by an activated carbon layer 9, flows into an exhaust pipe 8 through the circulating chamber 13 and is discharged from the exhaust pipe 8, a valve 16 is arranged at the bottom of the exhaust pipe 8 to control the opening and closing of the exhaust pipe 8, an ash discharge port is arranged on one side of the ash chamber 5, a fuel gas inlet 11 is arranged on the other side of the ash chamber, a packing auger 12 matched with the ash discharge port is further arranged at the bottom of the ash chamber 5, a water tank 14 for cooling is further arranged at the bottom of the part of the ash discharge port positioned outside the reaction furnace 1, slag falls into the water tank 14 for cooling after being discharged from the ash discharge port, and support frames 15 are symmetrically arranged.

The use principle is as follows: the material gets into the reacting chamber 4 of reacting furnace 1 from feed bin 2, lets in the gas from the gas import 11 of reacting furnace 1 bottom and burns, sends into stove bridge 7 with water and air through intaking intake pipe 6 in, and gas is discharged from the gas distribution through-hole 17 and is purified the back through the activated carbon layer of bottom and flow into circulation room 13, discharges through the communicating blast pipe 8 with the circulation room. Through grate 7, active carbon layer 9 and blast pipe 8 in this application make gas filter impurity such as tar wherein, peculiar smell via active carbon layer 9 after coming out from grate 7, guarantee that gas is odorless when burning, and the burning is abundant sustainable.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multilayer gas discharge device, its characterized in that: including reacting furnace (1), feed bin (2) and air outlet means, reacting furnace (1) is separated by grate (3) and is constituted reaction chamber (4) that are located grate (3) upper portion and ash chamber (5) that are located grate (3) lower part, air outlet means comprises blast pipe (8), activated carbon layer (9) that are arranged in reaction chamber (4) intake pipe (6), grate (7) and are located ash chamber (5) in, intake pipe (6) are vertical to be run through in grate (7), blast pipe (8) and activated carbon layer (9) all communicate with each other with the bottom of grate (7), one side of ash chamber (5) is equipped with row ash pipe (10), and the opposite side is equipped with gas inlet (11), the bottom of ash chamber (5) is equipped with auger (12) of cooperation ash discharge mouth.

2. A multi-layered gas discharge apparatus as set forth in claim 1, wherein: the furnace bridge (7) is composed of a plurality of layers of frustum-shaped cylinders, gas distribution through holes (17) are formed in two sides of the bottom of each layer of frustum-shaped cylinder, and the diameters of the frustum-shaped cylinders are sequentially increased from top to bottom.

3. A multi-layered gas discharge apparatus as set forth in claim 1, wherein: the bottommost part of the furnace bridge (7) is a circulating chamber (13).

4. A multi-layered gas discharge apparatus as set forth in claim 2, wherein: the bottom of the ash discharge pipe (10) is provided with a water tank (14), and the water tank (14) is connected with the ash discharge pipe (10) through a pipeline.

5. A multi-layered gas discharge apparatus according to claim 4, wherein: the bottom of the reaction furnace (1) is symmetrically provided with support frames (15), the exhaust pipe (8) is positioned in the middle of the support frames (15), and the bottom of the exhaust pipe is provided with a valve (16).