WO2021203634A1

WO2021203634A1 - High-temperature combustion furnace

Info

Publication number: WO2021203634A1
Application number: PCT/CN2020/117464
Authority: WO
Inventors: 董俊华; 计根祥
Original assignee: 苏州金洋环保科技有限公司
Priority date: 2020-04-09
Filing date: 2020-09-24
Publication date: 2021-10-14
Also published as: CN111425848A; CN111425848B; LU500250B1

Abstract

A high-temperature combustion furnace, comprising a furnace body (1); a combustion chamber (4) is provided at the bottom of the furnace body (1), a gas supplement device (2) is provided on the furnace body (1), and a high-temperature combustion mesh (11) is formed above the combustion chamber (4) by the gas output from the gas supplement device (2). In the high-temperature combustion furnace, the high-temperature combustion mesh (11) is formed above the combustion chamber (4) in a physical manner of gas output, such that combustion turbulence is formed below the high-temperature combustion mesh (11) by gas generated by combustion, improving the efficiency of pyrolysis.

Description

A high-temperature combustion furnace

Technical field

The invention relates to the field of combustion treatment equipment, and relates to a high-temperature combustion furnace.

Background technique

In the prior art, boilers generally simply use biomass fuel or gas for combustion and heating. This heating method has a low combustion rate and produces a large amount of carbon dioxide, which is not conducive to environmental protection. However, there is no economical and environmentally friendly boiler on the market to support combustion. Device.

Summary of the invention

The technical problem to be solved by the present invention is to provide a high-temperature combustion furnace that makes combustion generated gas form combustion turbulence below the high-temperature combustion net, improves the heating efficiency of the combustion process, and greatly reduces the total carbon dioxide discharge.

In order to solve the above technical problems, the technical solutions adopted by the present invention to solve the technical problems are:

A high-temperature combustion furnace includes a furnace body, a combustion chamber is arranged at the bottom of the furnace body, and an air supplement device is arranged on the furnace body. The air from the air supplement device forms a high-temperature combustion net above the combustion chamber.

Preferably, the air-supplementing device includes a plurality of air-outlet components, air-supplementing cylinders, and adjusting components, and each two air-supplementing assemblies are symmetrically arranged on the two side walls of the air-supplementing cylinder, and the air blowing mode of the two air-outlet components is relative blowing or Staggered blowing, the adjusting component is drivingly connected with the air outlet assembly, and the adjusting assembly drives the air outlet assembly to move up and down.

Preferably, the air outlet assembly includes an air outlet tube on which a plurality of air outlet pipes are evenly arranged, one end of the air outlet tube is provided with an air inlet, the air outlet tube is provided with a partition, and the partition is provided with an air outlet. Air holes, the air outlet holes and the air outlet pipes are arranged staggered.

Preferably, the air outlet assembly further includes a connecting plate and a correcting component. The connecting plate is provided with a plurality of mounting pipes, and the mounting pipes are arranged in a one-to-one correspondence with the air outlet pipes, and the air outlet pipes pass through them. On the installation pipe, the correction component is drivingly connected with the connecting plate for correcting the direction of the air outlet of the trachea.

Preferably, the adjusting component includes an adjusting screw and a guide groove, the adjusting screw is connected to the air supplement cylinder through a bearing seat, a nut seat is penetrated on the adjusting screw, and the air outlet assembly is connected to the nut seat, The air outlet assembly is provided with a guide block matching the guide groove, and the guide block is slidably arranged on the guide groove.

Preferably, the adjustment screw is provided with a forward thread and a reverse thread, the forward thread and the reverse thread are respectively provided with a nut seat, and the extension end of the adjustment screw is provided with an adjustment wheel .

Preferably, the correction component includes a correction rod, a universal ball valve is provided on the side wall of the air supplement cylinder, a thread is provided on the correction rod, and a screw hole matching the thread is provided on the universal ball valve. The correction rod is screwed with the screw hole, the free end of the correction rod is provided with a rotating ball valve, the connecting plate is provided with a ball valve seat, and the rotating ball valve is provided on the ball valve seat.

Preferably, the combustion chamber includes a combustion cylinder, the combustion cylinder is provided with a feed inlet, the lower end of the combustion cylinder is provided with a furnace bottom, and a waste discharge assembly is provided under the furnace bottom, and the waste discharge assembly will burn The waste residue is discharged from the combustion cylinder.

Preferably, the waste discharge assembly includes a waste discharge hopper arranged below the bottom of the furnace for loading waste slag generated by combustion, and a waste discharge cylinder is arranged at the bottom of the waste discharge hopper, and the waste discharge hopper A waste discharge component for pushing combustion waste slag is arranged in the cylinder, and the other end of the waste discharge cylinder is communicated with the waste discharge port on the combustion cylinder.

Preferably, the waste discharge component includes a piston and a waste discharge driver, the piston and the outer shape are the same as the inner diameter of the waste discharge cylinder, the waste discharge driver is drivingly connected to the piston, and the waste discharge driver drives the piston Do a reciprocating movement in the waste discharge cylinder.

The beneficial effects of the present invention:

The high-temperature combustion net is formed by the air-outlet physical method above the combustion chamber through the air supplement device, so that the combustion gas forms a combustion turbulence below the high-temperature combustion net, which greatly increases the gas discharge path and combustion time, and effectively promotes the carbon dioxide gas produced by the low-level combustion In this area, it generates a high-temperature pyrolysis reaction with free carbon under the high temperature of the combustion chamber to produce new high-temperature carbon monoxide gas to re-intervene in the combustion, which effectively improves the heating efficiency of the combustion process, improves the pyrolysis efficiency of the entire device, and can greatly Reduce the total emissions of carbon dioxide, but also greatly save the amount of fuel used.

Description of the drawings

Fig. 1 is a schematic diagram of the structure of a high-temperature combustion furnace of the present invention.

Fig. 2 is a schematic diagram of the air supplement device of the present invention.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and specific embodiments, so that those skilled in the art can better understand and implement the present invention, but the examples cited are not intended to limit the present invention.

Referring to Figures 1-2, a high-temperature combustion furnace includes a furnace body 1, a combustion chamber 4 is provided at the bottom of the furnace body, an air supplement device 2 is provided on the furnace body, and the air supplement device 2 is A high-temperature combustion net 11 is formed above the combustion chamber 4.

The high-temperature combustion net 11 is physically formed above the combustion chamber by the air supplement device, so that the combustion gas forms combustion turbulence below the high-temperature combustion net, which greatly increases the gas discharge path and combustion time, and effectively promotes the carbon dioxide produced by the low-level combustion In this area, the gas and free carbon produce a high-temperature cracking reaction under the high temperature of the combustion chamber to produce new carbon monoxide and high-temperature gas to re-enter the combustion, which effectively improves the heating efficiency of the combustion process and improves the pyrolysis efficiency of the entire device. Greatly reduce the total emissions of carbon dioxide, while also greatly saving the amount of fuel used.

The gas discharge path and combustion time are increased, which effectively solves the generation of tar, and can ensure the long-term operation of the device. After the exhaust gas undergoes the above combustion treatment, ultra-low emissions of carbon dioxide and other gases can be achieved.

The air supplement device includes a plurality of air outlet components, an air supplement cylinder 21 and an adjusting component. Each two air outlet assemblies are symmetrically arranged on the two side walls of the air supplement cylinder, and the air blowing mode of the two air outlet components is relative blowing or staggered blowing. For air, the adjustment component is drivingly connected with the air outlet assembly, and the adjustment assembly drives the air outlet assembly to move up and down.

Adjust the relative position of the gas outlet components by adjusting the components so that the gas outlet components physically weave a high temperature combustion net with a thickness of 5 to 15 cm in thickness. The use of this specific combustion method can continue to reduce the output of carbon dioxide.

The air outlet assembly includes an air outlet tube 22. A plurality of air outlet pipes 24 are evenly arranged on the air outlet tube. One end of the air outlet tube is provided with an air inlet. Air holes, the air outlet holes and the air outlet pipes are arranged staggered.

The air outlet assembly further includes a connecting plate 26 and a correction component. A plurality of mounting pipes 27 are provided on the connecting plate. On the installation pipe, the correcting component is drivingly connected with the connecting plate for correcting the direction of the air outlet of the trachea.

The adjusting component includes an adjusting screw 25 and a guide groove, the adjusting screw is connected to the air supplement cylinder 21 through a bearing seat, a nut seat 251 is penetrated on the adjusting screw, and the air outlet assembly is connected to the nut seat, The air outlet assembly is provided with a guide block matching the guide groove, and the guide block is slidably arranged on the guide groove.

The adjusting screw is provided with a forward thread and a reverse thread, a nut seat is respectively provided on the forward thread and the reverse thread, and an adjusting wheel 252 is provided at the extending end of the adjusting screw.

Rotate the adjusting wheel to rotate, adjust the phase position of the air outlet components through the forward and reverse threads on it, and adjust the high-temperature combustion nets of different thicknesses, which can be adapted to high-temperature combustion furnaces of multiple specifications, and has a wide range of applications. Simple.

The correction component includes a correction rod 28, a universal ball valve 29 is provided on the side wall of the air supplement cylinder 21, a thread is provided on the correction rod, and a screw hole matching the thread is provided on the universal ball valve. The correction rod is screwed with the screw hole, the free end of the correction rod is provided with a rotary ball valve 291, the connecting plate is provided with a ball valve seat, and the rotary ball valve 291 is provided on the ball valve seat.

Rotate the correction rod and pull the outlet pipe on the connecting plate to be arranged parallel to the opposite outlet pipe to ensure the stability of the high-temperature combustion network, improve the stability of the pressure in the furnace, and ensure the combustion efficiency.

The combustion chamber 4 includes a combustion cylinder, the combustion cylinder is provided with a feed inlet 41, the lower end of the combustion cylinder is provided with a furnace bottom 42, and a waste discharge assembly is provided under the furnace bottom. The waste discharge assembly will burn The waste residue is discharged from the combustion cylinder.

The waste discharge assembly includes a waste discharge hopper 3, the waste discharge hopper is arranged below the furnace bottom 42 for loading waste slag generated by combustion, and a waste discharge cylinder 31 is provided at the bottom of the waste discharge hopper. A waste discharge component for pushing combustion waste slag is arranged in the cylinder, and the other end of the waste discharge cylinder is communicated with the waste discharge port on the combustion cylinder.

The exhaust component includes a piston 33 and a exhaust driver 32. The piston and the external shape are the same as the inner diameter of the exhaust cylinder. The exhaust driver is drivingly connected to the piston, and the exhaust driver drives the piston in The reciprocating movement is performed in the waste discharge cylinder.

Both the waste discharge drive and the feed drive in the present invention can provide power for hydraulic devices, pneumatic devices, servo motors (driving screws, cams, etc. provide reciprocating motion).

The above-mentioned embodiments are only preferred embodiments for fully explaining the present invention, and the protection scope of the present invention is not limited thereto. Equivalent substitutions or alterations made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention. The protection scope of the present invention is subject to the claims.

Claims

A high-temperature combustion furnace is characterized by comprising a furnace body, a combustion chamber is arranged at the bottom of the furnace body, and an air supplement device is arranged on the furnace body. net.
The high-temperature combustion furnace according to claim 1, wherein the air supplement device comprises a plurality of air outlet components, air supplement cylinders and adjusting parts, and every two air outlet assemblies are symmetrically arranged on two side walls of the air supplement cylinder, The blowing mode of the two air outlet components is relative blowing or staggered blowing. The adjustment component is drivingly connected with the outlet assembly, and the adjustment assembly drives the air outlet assembly to move up and down.
The high-temperature combustion furnace of claim 2, wherein the air outlet assembly includes an air outlet tube, and a plurality of air outlet pipes are evenly arranged on the air outlet tube, one end of the air outlet tube is provided with an air inlet, and the air outlet tube is provided with air There is a partition board, and air outlet holes are arranged on the partition board, and the air outlet holes and the air outlet pipes are arranged alternately.
The high-temperature combustion furnace of claim 3, wherein the gas outlet assembly further comprises a connecting plate and a correcting component, and a plurality of mounting pipes are provided on the connecting plate, and the mounting pipe and the gas outlet pipe are one by one. Correspondingly arranged, the air outlet tube is pierced on the installation tube, and the correction component is drivingly connected with the connecting plate to correct the air outlet direction of the air outlet tube.
The high-temperature combustion furnace of claim 2, wherein the adjusting component includes an adjusting screw and a guide groove, the adjusting screw is connected to the air supplement cylinder through a bearing seat, and a nut seat is penetrated on the adjusting screw , The air outlet assembly is connected with a nut seat, the air outlet assembly is provided with a guide block matching the guide groove, and the guide block is slidably arranged on the guide groove.
The high-temperature combustion furnace of claim 5, wherein the adjusting screw is provided with a forward thread and a reverse thread, and the forward thread and the reverse thread are respectively provided with a nut seat, The extending end of the adjusting screw is provided with an adjusting wheel.
The high-temperature combustion furnace of claim 4, wherein the correction component comprises a correction rod, a universal ball valve is provided on the side wall of the air supplement cylinder, a thread is provided on the correction rod, and the universal ball valve There is a screw hole matching the thread, the correction rod is screwed with the screw hole, the free end of the correction rod is provided with a rotating ball valve, the connecting plate is provided with a ball valve seat, the rotating ball valve Set on the ball valve seat.
The high-temperature combustion furnace of claim 1, wherein the combustion chamber includes a combustion cylinder, the combustion cylinder is provided with a feed inlet, the lower end of the combustion cylinder is provided with a furnace bottom, and the bottom of the furnace is provided There is a waste discharge component, which discharges combustion waste slag from the combustion cylinder.
The high-temperature combustion furnace according to claim 8, wherein the waste discharge assembly includes a waste discharge hopper, the waste discharge hopper is arranged below the bottom of the furnace, and is used to load the waste slag generated by combustion. A waste discharge cylinder is arranged at the bottom of the bucket, and a waste discharge component for pushing combustion waste slag is arranged in the waste discharge cylinder. The other end of the waste discharge cylinder communicates with the waste discharge port on the combustion cylinder.
The high-temperature combustion furnace according to claim 9, wherein the exhaust component includes a piston and an exhaust driver, the piston and the outer shape are the same as the inner diameter of the exhaust cylinder, and the exhaust driver and the piston In a driving connection, the waste discharge driver drives the piston to reciprocate in the waste discharge cylinder.