CN215975683U

CN215975683U - Cracking box component for gasification furnace

Info

Publication number: CN215975683U
Application number: CN202121680640.3U
Authority: CN
Inventors: 杨和金
Original assignee: Anhui Jintai Bio Gasification Equipment Technology Co ltd
Current assignee: Anhui Jintai Bio Gasification Equipment Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-03-08
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a cracking box component for a gasification furnace, which comprises a cracking box, wherein a plurality of cracking pipes are arranged in the cracking box, smoke generated by low-temperature biomass smoke combustion repeatedly flows through the cracking pipes, impurities in the smoke are adsorbed on the pipe walls of the cracking pipes, water vapor in the smoke is condensed into water when passing through the cracking pipes, the impurities flow into the cracking box along with the condensed water, a return pipe communicated with the gasification furnace is arranged at the bottom of the cracking box, a switch valve is arranged on the return pipe, and liquid precipitated at the bottom of the cracking box is introduced into the gasification furnace for secondary gasification by opening the switch valve. The cracking box assembly of the utility model makes smoke generated by low-temperature biomass smoke burning pass through the cracking tube for multiple times, absorbs tar, dust and the like mixed in the smoke on the tube wall of the cracking tube when the smoke passes through the cracking tube, condenses water vapor in the smoke when the smoke passes through the cracking tube, and introduces liquid in the cracking box into the gasifier for secondary gasification by opening the switch valve.

Description

Cracking box component for gasification furnace

Technical Field

The utility model relates to a gasification furnace assembly, in particular to a cracking box assembly for a gasification furnace.

Background

The biomass is gas containing combustible components, which is prepared by processing natural organic plants (such as bamboo leftover materials, rice husks, straws, wheat straws, weeds and household organic garbage) and the like. Effectively improves the utilization value of the biomass, changes the biological garbage into valuable, and reduces the garbage pollution. The biomass gasification replaces coal, firewood and biomass direct combustion, effectively solves the emission of carbon dioxide and nitrogen oxides, and is considered as one of the technical measures for realizing commercialization in short term in the world. The biomass energy is the fourth major energy resource and plays an important role in renewable energy.

Dust, tar and the like are doped in gas formed by gasifying biomass, so that the gas is harmful to human bodies, the purity of the gas is not enough to influence the combustion efficiency, and in order to solve the problems, the cracking box assembly for the gasification furnace is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cracking box assembly for a gasification furnace, which is characterized in that smoke generated by low-temperature biomass smoke combustion passes through a cracking tube for multiple times, tar, dust and the like mixed with the smoke are adsorbed on the tube wall of the cracking tube when the smoke passes through the cracking tube, and water vapor in the smoke is condensed when the smoke passes through the cracking tube, so that the combustible gas is purified.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a pyrolysis box subassembly for gasifier, pyrolysis box subassembly includes the pyrolysis box, the pyrolysis box is equipped with a plurality of pyrolysis tubes in, flows through the gas after will burning from the pyrolysis tube repeatedly, adsorbs the impurity in smog on the pipe wall of pyrolysis tube, and vapor in the smog condenses into water when the process pyrolysis tube.

The impurities flow into the cracking box along with the condensed water, a return pipe communicated with the gasification furnace is arranged at the bottom of the cracking box, a switch valve is arranged on the return pipe, and the liquid precipitated at the bottom of the cracking box is introduced into the gasification furnace for secondary gasification by opening the switch valve.

Furthermore, an air inlet and an air outlet are arranged on the cracking box.

Further, be equipped with horizontal baffle in the pyrolysis tank, the pyrolysis tube array distributes on horizontal baffle, and the pyrolysis tube runs through horizontal baffle, the first vertical baffle that is equipped with perpendicularly on the horizontal baffle, is equipped with the vertical baffle of second that the array distributes perpendicularly on the first vertical baffle, and the vertical baffle of second is fixed in the top of horizontal baffle.

The device comprises a cracking box, wherein a horizontal partition board is arranged in the cracking box, the upper portion of the horizontal partition board is provided with a first vertical partition board, the lower portion of the horizontal partition board is provided with a second vertical partition board, the lower portion of the horizontal partition board is provided with a third vertical partition board, and the lower portion of the horizontal partition board is provided with a plurality of lower cavities.

And after entering the cracking box through the air inlet, the gas combusted by the gasification furnace enters the next chamber from one chamber through the cracking pipe until passing through all the chambers and then is output from the air outlet.

Furthermore, a gap is arranged between the lower chamber and the bottom of the cracking box.

Furthermore, the impurities in the smoke are dust and tar.

The utility model has the beneficial effects that:

1. according to the cracking box assembly, smoke generated by low-temperature biomass smoke combustion passes through the cracking tube for multiple times, tar, dust and the like mixed in the smoke are adsorbed on the tube wall of the cracking tube when passing through the cracking tube, and water vapor in the smoke is condensed when passing through the cracking tube, so that the combustible gas is purified;

2. the cracking box component of the utility model introduces the liquid in the cracking box into the gasification furnace by opening the switch valve, and carries out secondary gasification.

Drawings

The utility model will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the construction of a pyrolysis tank assembly of the present invention;

FIG. 2 is a schematic view of the internal structure of the pyrolysis tank assembly of the present invention;

FIG. 3 is a schematic cross-sectional view of a pyrolysis tank assembly of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a pyrolysis box subassembly for gasifier, pyrolysis box subassembly includes pyrolysis box 1, as shown in fig. 1, fig. 2, be equipped with horizontal baffle 2 in the pyrolysis box 1, be equipped with the pyrolysis tube 3 of array distribution on the horizontal baffle 2, pyrolysis tube 3 runs through horizontal baffle 2, the first vertical baffle 4 that is equipped with perpendicularly on the horizontal baffle 2, be equipped with the vertical baffle 5 of second of array distribution perpendicularly on the first vertical baffle 4, the vertical baffle 5 of second is fixed in the top of horizontal baffle 2, the bottom of pyrolysis box 1 is equipped with back flow 7, be equipped with ooff valve 8 on the back flow 7.

The regional separation of 2 tops of horizontal baffle in the pyrolysis tank 1 for a plurality of upper chambers is separated to the vertical baffle of second 5 and first vertical baffle 4, two upper chambers intercommunications of 11 one ends of air inlets are kept away from to pyrolysis tank 1, be equipped with the vertical baffle of third 6 between two adjacent vertical baffles of second 5, the vertical baffle of third 6 is fixed in the below of horizontal baffle 2, the regional separation of 2 below of horizontal baffle in the pyrolysis tank 1 is for a plurality of lower chambers for vertical baffle of third 6 and first vertical baffle 4, be equipped with the space between the bottom of the box of lower chamber and pyrolysis tank 1.

After smoke generated by low-temperature biomass smoldering enters the cracking box 1 through the air inlet 11, the smoke enters the next chamber from one chamber through the cracking tube 3 until the smoke is output from the air outlet 12 after passing through all the chambers, wherein tar, dust and the like mixed in the smoke are adsorbed on the tube wall of the cracking tube 3 when passing through the cracking tube 3.

During the use, through passing through cracking tube 3 with combustible gas many times, with tar, dust etc. of mixing in the combustible gas when passing through cracking tube 3, adsorb on cracking tube 3's pipe wall, the vapor in the smog condenses when cracking tube 3, realizes the purification to combustible gas, opens ooff valve 8, introduces the liquid in cracking box 1 in the gasifier, carries out the secondary gasification with it, and this cracking box subassembly simple structure is suitable for the practicality.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a pyrolysis box subassembly for gasifier, pyrolysis box subassembly includes the pyrolysis box, its characterized in that, be equipped with a plurality of pyrolysis tubes (3) in pyrolysis box (1), be equipped with horizontal baffle (2) in pyrolysis box (1), pyrolysis tube (3) array distribution is on horizontal baffle (2), pyrolysis tube (3) run through horizontal baffle (2), first vertical baffle (4) that are equipped with perpendicularly on horizontal baffle (2), be equipped with second vertical baffle (5) that the array distributes perpendicularly on first vertical baffle (4), second vertical baffle (5) are fixed in the top of horizontal baffle (2);

an air inlet (11) and an air outlet (12) are arranged on the cracking box (1);

the cracking box comprises a cracking box body, and is characterized in that the area above a horizontal partition plate (2) in the cracking box body (1) is divided into a plurality of upper chambers by a second vertical partition plate (5) and a first vertical partition plate (4), the two upper chambers at one end, far away from an air inlet (11), of the cracking box body (1) are communicated, a third vertical partition plate (6) is arranged between every two adjacent second vertical partition plates (5), the third vertical partition plate (6) is fixed below the horizontal partition plate (2), and the area below the horizontal partition plate (2) in the cracking box body (1) is divided into a plurality of lower chambers by the third vertical partition plate (6) and the first vertical partition plate (4);

impurities flow into the cracking box (1) along with the condensed water, a return pipe (7) communicated with the gasification furnace is arranged at the bottom of the cracking box (1), and a switch valve (8) is arranged on the return pipe (7).

2. The pyrolysis tank assembly for a gasification furnace according to claim 1, wherein a gap is provided between the lower chamber and the bottom of the pyrolysis tank (1).