阅读说明：本技术 一种炉管固定式燃气加热粉末活性炭再生炉 (Furnace tube fixed type gas heating powdered activated carbon regeneration furnace ) 是由 薛红兵 于 2019-11-28 设计创作，主要内容包括：本发明提供了一种炉管固定式燃气加热粉末活性炭再生炉,再生炉炉体,再生炉搅拌装置,粉末活性炭回收装置,燃气废气排放系统,燃气加热系统,所述的再生炉体搅拌装置设置在再生炉炉体内,所述的再生炉炉体的出口通过再生废气烟道与回收装置粉末活性炭物料出口连接于粉末活性炭回收装置,所述的再生炉炉体通过烟道支管与燃气废气排放系统相连接,所述再生炉炉体内设置有燃气加热系统5,所述再生炉体上侧通过再生废气烟道与粉末活性炭回收装置相连接,本发明采用炉管固定式结构,仅仅需要搅拌轴做回转运动,要求的回转功率小,炉体炉管固定设备结构简单,安装可靠,炉子的使用寿命长,维护方便。(The invention provides a furnace tube fixed type gas heating powdered activated carbon regeneration furnace, a regeneration furnace body, a regeneration furnace stirring device, a powdered activated carbon recovery device, a gas waste gas discharge system and a gas heating system, wherein the regeneration furnace body stirring device is arranged in the regeneration furnace body, an outlet of the regeneration furnace body is connected with a powdered activated carbon material outlet of the recovery device through a regeneration waste gas flue and a powder activated carbon material outlet of the recovery device, the regeneration furnace body is connected with the gas waste gas discharge system through a flue branch pipe, the regeneration furnace body is internally provided with the gas heating system 5, the upper side of the regeneration furnace body is connected with the powdered activated carbon recovery device through the regeneration waste gas flue, the invention adopts a furnace tube fixed type structure, only a stirring shaft is required to do rotary motion, the required rotary power is small, and the furnace body fixed equipment has a simple structure, the installation is reliable, the service life of the furnace is long, and the maintenance is convenient.)

1. The utility model provides a fixed gas heating powder active carbon regenerator of boiler tube which characterized in that: the regeneration furnace comprises a regeneration furnace body (1), a regeneration furnace stirring device (2), a powdered activated carbon recovery device (3), a gas exhaust emission system (4) and a gas heating system (5), wherein the regeneration furnace stirring device (2) is arranged in the regeneration furnace body (1), the outlet of the regeneration furnace body (1) is connected with the powdered activated carbon recovery device (3) through a regeneration waste gas flue (1.9) and a recovery device powdered activated carbon material outlet (3.6), the regeneration furnace body (1) is connected with the gas exhaust emission system (4) through a flue branch pipe, the regeneration furnace body (1) is internally provided with the gas heating system (5), the upside of the regeneration furnace body (1) is connected with the powdered activated carbon recovery device (3) through the regeneration waste gas flue (1.9), and the powdered activated carbon recovery device (3) comprises a recovery device shell (3.1), the recycling device is characterized in that a recycling device flue gas outlet (3.4) is formed in the upper portion of one side of a recycling device shell (3.1), a recycling device powder activated carbon material outlet (3.6) is formed in the lower portion of the other side of the recycling device shell (3.1), a screw shaft (3.3) is arranged at the bottom of the recycling device shell (3.1), a plurality of recycling device spiral blades (3.2) are arranged on the screw shaft (3.3), a recycling device spiral motor (3.5) is arranged at one end, close to the recycling device flue gas outlet (3.4), of the screw shaft (3.3), and the recycling device spiral motor (3.5) is installed on the outer side of the recycling device shell (3.

2. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace of claim 1, wherein: an equipment base (1.4) is arranged on the regeneration furnace body (1), a regeneration furnace body steel structure (1.3) is arranged on the equipment base (1.4), the regeneration furnace steel structure (1.3) is internally provided with a regeneration furnace tube (1.5), the regeneration furnace tube (1.5) is arranged on the regeneration furnace steel structure (1.3) through a regeneration furnace body supporting device (1.2), a regenerative furnace body heat preservation device (1.1) is arranged on a regenerative furnace body steel structure (1.3) at the outer side of the regenerative furnace tube (1.5), a regenerative furnace head and tail steel structure (1.7) is arranged on both sides of the regenerative furnace body steel structure (1.3), a regeneration discharge hole (1.6) is arranged below one side of the regeneration furnace body steel structure (1.3), a regeneration waste gas outlet (1.8) and a regeneration feed inlet (1.10) are arranged above the regeneration furnace body steel structure (1.3), and a regeneration waste gas flue (1.9) is arranged on the regeneration waste gas outlet (1.8).

3. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace of claim 1, wherein: regenerator stirring device 2 include regeneration (mixing) shaft (2.1), regeneration (mixing) shaft (2.1) installation set up in regenerator furnace body (1), regeneration (mixing) shaft (2.1) on be provided with a plurality of regeneration stirring vane (2.4), (mixing) shaft (2.1) install on regeneration bearing frame supports (2.2) through regeneration bearing frame (2.3), regeneration (mixing) shaft (2.1) on be provided with regeneration steam nozzle (2.5), regeneration (mixing) shaft (2.1) one side be provided with regeneration agitator motor (2.6), the afterbody that is close to regeneration agitator motor (2.6) one side is provided with regeneration steam rotary joint (2.7), regeneration (mixing) shaft (2.1) opposite side be provided with fan (2.8), regeneration stirring vane (2.4) slope set up on regeneration (mixing) shaft (2.1).

4. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace of claim 1, wherein: the gas exhaust emission system (4) include that the flue is responsible for (4.1), the flue be responsible for (4.1) and install in the outside of regenerator furnace body (1) through flue branch pipe (4.2), the flue be responsible for the top of (4.1) and be provided with flue gas export (4.3), gas exhaust emission system (4) outer wall of institute be heat preservation.

5. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace as claimed in claim 1 or 4, wherein: gas heating system (5) including regeneration heating chamber (5.5), regeneration boiler tube (1.5) set up in regeneration heating chamber (5.5), regeneration furnace body steel construction curb plate (1.11) set up in regeneration heating chamber (5.5) outside, regeneration heating chamber (5.5) one side be provided with regenerator burner (5.1), the opposite side is provided with regeneration temperature control probe (5.3), regeneration heating chamber (5.5) top be provided with hot flue gas communicating pipe (5.4), regeneration boiler tube (1.5) upside regeneration heating chamber (5.5) set up regenerator fire damper (5.2).

6. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace of claim 5, wherein: the regenerator burner (5.1) is arranged at the bottom of the regenerator body (1), and the hot flue gas communicating pipe (5.4) is arranged in the middle of the upper part of the regenerator body (1).

7. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace of claim 1, wherein: the silicon carbide furnace tube is formed by sintering silicon carbide powder, a plurality of silicon carbide furnace tube monomers form the furnace tube in a tube sleeve or spigot mode, and the silicon carbide furnace tube monomers are bonded by high-temperature glue.

8. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace of claim 5, wherein: the regeneration furnace body steel structure side plate (1.11) is integrally connected to a furnace body structure through bolts, and the furnace body comprises a furnace body steel structure (1.3), a regeneration furnace body heat preservation device (1.1), a regeneration furnace burner (5.1) and a regeneration temperature control probe (5.3).

9. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace of claim 5, wherein: a regeneration heating cavity (5.5) in the fuel gas heating system (5) is heated by a regeneration furnace burner (5.1), the temperature is controlled by a regeneration temperature control probe (5.3), and the regeneration temperature control probe (5.2) is linked with an air supply (natural gas) and an air supply system of the regeneration furnace burner (5.1); each regenerator includes a plurality of independent regeneration heating chambers (5.5).

10. The furnace tube fixed type gas heating powdered activated carbon regeneration furnace of claim 5, wherein: the regeneration furnace tube (1.5) and the regeneration furnace body heat preservation device (1.1) form an annular space, and a regeneration furnace fire baffle plate (5.2) is arranged and used for changing the flow direction of flue gas; the powder activated carbon recovery device (3) is internally provided with a spiral, the flow direction of flue gas in the conveying direction of the spiral is opposite, part of powder activated carbon carried in the flue gas is pushed back, and the flue gas is discharged from a powder activated carbon material outlet (3.6) of the recovery device.

Technical Field

The invention relates to the technical field of powdered activated carbon regeneration, in particular to a furnace tube fixed type gas heating powdered activated carbon regeneration furnace.

Background

The regeneration process of the powder activated carbon at present has two methods, one is that the pot smoldering method of using is adopted to regenerate, namely use a soil pot, pack the powder activated carbon of absorption saturation into the soil pot, pile up the soil pot in the earth kiln according to certain form of piling up, use timber, sawdust, coal and other combustion media to heat the soil pot in pile up neatly, this kind of process is simple, but the temperature of regeneration is inhomogeneous, the heat preservation effect is relatively poor, the difference in temperature of high and low temperature is very big. Because the kiln body is built by bricks and cannot be sealed, a large amount of flue gas is discharged in the regeneration process, and large-area environmental pollution is caused. Because the natural cooling is adopted, the continuous operation cannot be carried out, the production efficiency is low, the production period is long, and the labor intensity is high. And the other is an external heating type rotary kiln which is externally heated by electricity or fuel, the materials are uniformly heated and can be continuously produced, wherein the furnace tube material is 310S high-temperature resistant stainless steel, sulfur and other corrosive substances are adsorbed in saturated activated carbon, and high-temperature vulcanization corrosion occurs at high temperature, namely, at the high temperature of 700-1000 ℃, a sigma phase is precipitated too much at the crystal boundary of the furnace tube, so that poor Cr is generated near the crystal boundary, the sulfur corrosion resistance of the crystal boundary is reduced, and the service life is short. The silicon carbide material is ceramic sintered at high temperature, has the characteristics of high temperature corrosion resistance, high hardness and the like, but has limited shape and material size, for example, the length of a silicon carbide tube with the diameter of 600mm is at most 600mm, and the requirement of a furnace tube with the length of 10m cannot be met. The furnace body is a device for transferring external heat to the powder activated carbon material inside, and the device can be rotary or fixed.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a furnace tube fixed type gas heating powdered activated carbon regeneration furnace, so as to solve the problems in the background technology.

The technical problem solved by the invention is realized by adopting the following technical scheme: a furnace tube fixed type gas heating powdered activated carbon regeneration furnace comprises a regeneration furnace body, a regeneration furnace stirring device, a powdered activated carbon recovery device, a gas waste gas discharge system and a gas heating system, wherein the regeneration furnace stirring device is arranged in the regeneration furnace body, the outlet of the regeneration furnace body is connected with the powdered activated carbon recovery device through a waste gas outlet and a recovery device powdered activated carbon material outlet, the regeneration furnace body is connected with the gas waste gas discharge system through a flue branch pipe, the regeneration furnace body is internally provided with the gas heating system, the upper side of the regeneration furnace body is connected with the powdered activated carbon recovery device through a regeneration waste gas flue, the powdered activated carbon recovery device comprises a recovery device shell, one side of the recovery device shell is provided with a recovery device flue gas outlet above, and the other side below is provided with a recovery device powdered activated carbon material outlet, the recycling device is characterized in that a spiral shaft is arranged at the bottom in the recycling device shell, a plurality of recycling device spiral blades are arranged on the spiral shaft, a recycling device spiral motor is arranged on the spiral shaft at one end close to a smoke outlet of the recycling device, and the recycling device spiral motor is arranged on the outer side of the recycling device shell.

Furthermore, the regeneration furnace body on be provided with the equipment base, the equipment base on be provided with the regeneration furnace steel construction, the regeneration furnace steel construction in be provided with the regeneration boiler tube, the regeneration boiler tube install on the regeneration furnace steel construction through regeneration furnace strutting arrangement, the regeneration furnace steel construction outside the regeneration boiler tube on be provided with regeneration furnace heat preservation device, regeneration furnace steel construction both sides install regeneration furnace end stove tail steel construction, regeneration furnace steel construction one side below be provided with the regeneration discharge gate, regeneration furnace steel construction top be provided with regeneration waste gas discharge port and regeneration feed inlet, the regeneration waste gas export on be provided with regeneration waste gas flue.

Further, regenerator stirring device include regeneration (mixing) shaft, regeneration (mixing) shaft installation set up in the regenerator furnace body, regeneration (mixing) shaft on be provided with a plurality of regeneration stirring vane, the (mixing) shaft install on regeneration bearing frame supports through regeneration bearing frame, regeneration (mixing) shaft on be provided with the regeneration steam nozzle, regeneration (mixing) shaft one side be provided with regeneration agitator motor, the afterbody that is close to regeneration agitator motor one side is provided with regeneration steam rotary joint, regeneration (mixing) shaft opposite side be provided with the fan.

Further, the gas exhaust emission system include that the flue is responsible for, the flue be responsible for and install in the outside of regenerator furnace body through flue branch pipe, the flue be responsible for the top and be provided with the exhanst gas outlet, gas exhaust emission system outer wall for keeping warm.

Further, the gas heating system include the regeneration heating chamber, the setting of regeneration boiler tube in the regeneration heating chamber, regeneration furnace body steel construction curb plate set up in the regeneration heating chamber outside, regeneration heating chamber one side be provided with the regenerator burner, the opposite side is provided with regeneration temperature control probe, regeneration heating chamber top be provided with hot flue gas communicating pipe, regeneration boiler tube upside regeneration heating chamber set up the regenerator and keep off the fire board.

Furthermore, the regenerator burner is arranged at the bottom of the regenerator body, and the hot flue gas communicating pipe is arranged in the middle of the upper part of the regenerator body.

Furthermore, the regeneration furnace tube is made of silicon carbide materials, and is also called a silicon carbide furnace tube, the silicon carbide furnace tube is formed by sintering silicon carbide powder, a plurality of silicon carbide furnace tube monomers form the furnace tube in a tube sleeve or spigot mode, high-temperature glue is adopted for bonding the silicon carbide furnace tube monomers, and the activated carbon materials are heated in the furnace tube for activation and regeneration.

Furthermore, the regeneration furnace body heat preservation device is composed of a refractory ceramic fiber module and ceramic fiber cotton; the steel structure furnace body of the regeneration furnace body is made of one of carbon steel and stainless steel materials.

Furthermore, the regeneration stirring blade is obliquely arranged on the regeneration stirring shaft and is one of 310S stainless steel and silicon carbide.

Furthermore, the side plate of the steel structure of the regeneration furnace body is modularized and is integrally connected to the furnace body structure through bolts, and the furnace body comprises the steel structure of the furnace body, a heat preservation device of the regeneration furnace body, a combustor 5.1 of the regeneration furnace and a regeneration temperature control probe, and can be conveniently disassembled and maintained.

Furthermore, the regeneration heating cavity is an annular space formed by the regeneration furnace tube and the regeneration furnace body heat preservation device, and is provided with a regeneration furnace fire baffle plate for changing the circulation direction of the flue gas and better heating the furnace body.

Furthermore, a regeneration heating cavity in the fuel gas heating system is heated by a regenerator burner, the temperature is controlled by a regeneration temperature control probe, and the regeneration temperature control probe is linked with a gas (natural gas) supply system and an air supply system of the regenerator burner to adjust the gas supply amount and the air amount of the natural gas; each regenerator includes a plurality of independent regeneration heating chambers.

Furthermore, the regeneration stirring shaft is connected with a steam rotary joint, steam is introduced into a stirring shaft central pipe through the connection of the steam rotary joint and is sprayed into the furnace body through a steam nozzle, so that the steam and the activated carbon are subjected to activation reaction at high temperature, the regeneration stirring shaft is a hollow heat-resistant stainless steel pipe, the outer surface of the regeneration stirring shaft is anticorrosive by adopting high-temperature paint, and the steam is conveyed to the steam nozzle through the hollow pipeline.

Furthermore, a spiral is arranged in the powdered activated carbon recovery device, the flow direction of flue gas in the conveying direction of the spiral is opposite, and part of powdered activated carbon carried in the flue gas can be pushed back and discharged from a powdered activated carbon material outlet of the recovery device. The waste flue gas enters a corresponding waste gas treatment device, such as a cyclone separator, a bag-type dust collector, waste gas incineration, a desulfurization spray tower, a chimney and the like.

Furthermore, the stirring device of the regeneration furnace has the functions of stirring materials and pushing the materials to advance along the axial direction of the furnace tube, and the stirring ensures that the activated carbon materials are continuously stirred and uniformly heated in the furnace tube; the stirring shaft is driven by a speed reducer to do rotary motion, a speed reducing motor is controlled by a frequency converter, and the output of the regenerating furnace and the quality of the regenerated carbon are adjusted by adjusting the rotating speed of the stirring shaft.

Compared with the prior art, the invention has the following advantages:

1. the service life of the powder activated carbon regeneration furnace adopting the 310S high-temperature resistant stainless steel to regenerate the saturated powder activated carbon is only half a year, and the service life of the powder activated carbon regeneration furnace adopting the silicon carbide material as the furnace tube can reach 10 years; solves the problem of high-temperature corrosion of the heat-resistant stainless steel of the external heating type rotary furnace 310S.

2. The invention solves the problems that the volume of the furnace tube rotary regenerative furnace is large, the rotary transmission power is large, the furnace body moves up and down due to the fact that the roller rolling rings are arranged eccentrically in the rotary process, and the service life of the roller rolling rings on which all the weight of the furnace body is placed is short. And the furnace tube fixing structure is adopted, the stirring shaft is only required to do rotary motion, the required rotary power is small, the furnace body furnace tube fixing equipment is simple in structure, reliable in installation, long in service life and convenient to maintain.

Drawings

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

FIG. 2 is a schematic diagram of the gas heating system of the present invention;

fig. 3 is a schematic diagram of a second embodiment of the gas heating system structure of the present invention.

In the figure: 1-a regeneration furnace body; 2-a regenerator stirring device; 3-a powdered activated carbon recovery unit; 4-a gas exhaust system; 5-a gas heating system; 1.1-regeneration furnace body heat preservation device; 1.2-supporting the regeneration furnace body; 1.3-regeneration furnace steel structure; 1.4-equipment base; 1.5-regenerating furnace tube; 1.6-regeneration discharge port; 1.7-regeneration furnace end and tail steel structure; 1.8-regeneration waste gas discharge port; 1.9-regeneration of the flue gas duct. 1.10-regeneration feed inlet; 2.1-regenerating the stirring shaft; 2.2-regeneration bearing seat support; 2.3-regeneration bearing seat; 2.4-regeneration of the stirring blade; 2.5-regenerated steam nozzle; 2.5-regenerating the stirring motor; 2.7-rotary joint for regenerated steam; 2.8-blower; 3.1-recovery unit housing; 3.2-recovery unit helical blade; 3.3-helical axis; 3.4-flue gas outlet of recovery unit; 3.5-recovery unit screw motor; 3.6-powder activated carbon material outlet of the recovery device; 4.1-flue main pipe; 4.2-flue branch pipe; 4.3-flue gas outlet; 5.1-regenerator burner; 5.2-a regenerative furnace fire damper; 5.3 regenerating a temperature control probe; 5.4-hot flue gas communicating pipe; 5.5 regeneration heating chamber.

Detailed Description

In the description of the present invention, it should be noted that unless otherwise specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.

As shown in fig. 1 and 2, a furnace tube fixed type gas heating powdered activated carbon regeneration furnace, a regeneration furnace body 1, a regeneration furnace stirring device 2, a powdered activated carbon recovery device 3, a gas waste gas discharge system 4, and a gas heating system 5, wherein the regeneration furnace stirring device 2 is arranged in the regeneration furnace body 1, an outlet of the regeneration furnace body 1 is connected to the powdered activated carbon recovery device 3 through a waste gas outlet 1.9 and a recovery device powdered activated carbon material outlet 3.6, the powdered activated carbon material discharged with flue gas in the regeneration furnace body 1 is returned to the regeneration furnace body 1, the regeneration furnace body 1 is connected to the gas waste gas discharge system 4 through a flue branch pipe, the gas heating system 5 is arranged in the regeneration furnace body 1, the upper side of the regeneration furnace body 1 is connected to the powdered activated carbon recovery device 3 through the flue waste gas 1.9, powder activated carbon recovery unit 3 include recovery unit casing 3.1, 3.1 one side top of recovery unit casing be provided with recovery unit exhanst gas outlet 3.4, the opposite side below is provided with recovery unit powder activated carbon material export 3.6, recovery unit casing 3.1 in the bottom be provided with screw axis 3.3, screw axis 3.3 on be provided with a plurality of recovery unit helical blade 3.2, be close to and be provided with recovery unit screw motor 3.5 on recovery unit exhanst gas outlet 3.4 one end screw axis 3.3, recovery unit screw motor 3.5 installs in the recovery unit casing 3.1 outside.

Further, the regeneration furnace body 1 is provided with an equipment base 1.4, the equipment base 1.4 is provided with a regeneration furnace body steel structure 1.3, the regeneration furnace body steel structure 1.3 is internally provided with a regeneration furnace tube 1.5, the regeneration furnace tube 1.5 is arranged on the regeneration furnace body steel structure 1.3 through a regeneration furnace body supporting device 1.2, the regeneration furnace body steel structure 1.3 at the outer side of the regeneration furnace tube 1.5 is provided with a regeneration furnace body heat preservation device 1.1, regeneration furnace head and furnace tail steel structures 1.7 are arranged at two sides of the regeneration furnace body steel structure 1.3, a regeneration discharge port 1.6 is arranged below one side of the regeneration furnace body steel structure 1.3, a regeneration waste gas discharge port 1.8 and a regeneration feed port 1.10 are arranged above the regeneration furnace body steel structure 1.3, and a regeneration waste gas flue 1.9 is arranged on the regeneration waste gas discharge port 1.8.

Further, regenerator stirring device 2 include regeneration (mixing) shaft 2.1, regeneration (mixing) shaft 2.1 install and set up in the regenerator furnace body 1, regeneration (mixing) shaft 2.1 on be provided with a plurality of regeneration stirring vane 2.4, (mixing) shaft 2.1 install on regeneration bearing frame supports 2.2 through regeneration bearing frame 2.3, regeneration (mixing) shaft 2.1 on be provided with regeneration steam nozzle 2.5, regeneration (mixing) shaft 2.1 one side be provided with regeneration agitator motor 2.6, the afterbody that is close to regeneration agitator motor 2.6 one side is provided with regeneration steam rotary joint 2.7, regeneration (mixing) shaft 2.1 opposite side be provided with fan 2.8.

Further, gas exhaust emission system 4 include that the flue is responsible for 4.1, the flue be responsible for 4.1 and install in the outside of regenerator furnace body 1 through flue branch pipe 4.2, the flue be responsible for the top of 4.1 and be provided with flue gas export 4.3, 4 outer walls of gas exhaust emission system keep warm.

Further, gas heating system 5 including regeneration heating chamber 5.5, regeneration boiler tube 1.5 set up in regeneration heating chamber 5.5, regeneration boiler tube steel construction curb plate 1.11 set up in regeneration heating chamber 5.5 outside, regeneration heating chamber 5.5 one side be provided with regeneration furnace combustor 5.1, the opposite side is provided with regeneration temperature control probe 5.3, regeneration heating chamber 5.5 top be provided with hot flue gas communicating pipe 5.4, regeneration boiler tube 1.5 upside regeneration heating chamber 5.5 set up regeneration furnace fire damper 5.2.

Further, the regenerator burner 5.1 is arranged at the bottom of the regenerator body 1 for enhancing the heat transfer at the bottom, and the hot flue gas communicating pipe 5.4 is arranged in the middle of the upper part of the regenerator body 1.

Further, the regeneration furnace tube 1.5 is made of silicon carbide material, also called silicon carbide furnace tube, the silicon carbide furnace tube is made by sintering silicon carbide powder, a plurality of silicon carbide furnace tube monomers form the furnace tube by means of tube sleeves or rabbets, the silicon carbide furnace tube monomers are bonded by high-temperature glue, and the active carbon material is heated, activated and regenerated in the furnace tube.

Furthermore, the regeneration furnace body heat preservation device 1.1 is composed of a refractory ceramic fiber module and ceramic fiber cotton; the regenerative furnace body 1.4 is made of one of carbon steel and stainless steel.

Further, the regeneration stirring blade 2.4 is obliquely arranged on the regeneration stirring shaft 2.1, and the regeneration stirring blade 2.4 is one of 310S stainless steel and silicon carbide.

Furthermore, the side plate 1.11 of the steel structure of the regeneration furnace body is modularized and is integrally connected to the furnace body structure through bolts, and the furnace body comprises a furnace body steel structure 1.3, a regeneration furnace body heat preservation device 1.1, a regeneration furnace burner 5.1 and a regeneration temperature control probe 5.3, and can be conveniently detached and maintained.

Furthermore, the regeneration heating cavity 5.5 is an annular space formed by the regeneration furnace tube 1.5 and the regeneration furnace body heat preservation device 1.1, and is provided with a regeneration furnace fire baffle 5.2 for changing the circulation direction of the flue gas and better heating the furnace body.

Furthermore, a regeneration heating cavity 5.5 in the gas heating system 5 is heated by a regeneration furnace burner 5.1, the temperature is controlled by a regeneration temperature control probe 5.3, and a regeneration temperature control probe 5.2 is linked with a gas (natural gas) supply system and an air supply system of the regeneration furnace burner 5.1 to adjust the gas supply amount and the air amount of the natural gas; each regenerator includes a plurality of independent regeneration heating chambers 5.5.

Furthermore, the regeneration stirring shaft 2.1 is connected with a steam rotary joint 2.7, steam is introduced into a central pipe of the stirring shaft 2.1 through the connection of the steam rotary joint 2.7 and is sprayed into the furnace body through a steam nozzle 2.5, so that the steam and the activated carbon are subjected to activation reaction at high temperature, the regeneration stirring shaft 2.1 is a hollow heat-resistant stainless steel pipe, the outer surface of the regeneration stirring shaft is subjected to corrosion prevention by adopting high-temperature coating, and the steam is conveyed to the steam nozzle 2.5 through the hollow pipeline.

Furthermore, a spiral is arranged in the powdered activated carbon recovery device 3, the flow direction of flue gas in the conveying direction of the spiral is opposite, and part of powdered activated carbon carried in the flue gas can be pushed back and discharged from a powdered activated carbon material outlet 3.6 of the recovery device. The waste flue gas enters a corresponding waste gas treatment device, such as a cyclone separator, a bag-type dust collector, waste gas incineration, a desulfurization spray tower, a chimney and the like.

Furthermore, the stirring device 2 of the regeneration furnace has the functions of stirring materials and pushing the materials to advance along the axial direction of the furnace tube, and the stirring ensures that the activated carbon materials are continuously stirred and uniformly heated in the furnace tube; the stirring shaft 2.1 is driven by a speed reducer to do rotary motion, a speed reducing motor is controlled by a frequency converter, and the output of the regenerating furnace and the quality of the regenerated carbon are adjusted by adjusting the rotating speed of the stirring shaft 2.1.

When the device works, saturated activated carbon is conveyed to a regeneration feed inlet 1.10 by a conveyor at a certain speed to enter a regeneration furnace body 1 for regeneration, waste flue gas is subjected to carbon-gas separation after passing through a powder activated carbon recovery device, and the rest powder activated carbon and flue gas enter corresponding waste gas treatment devices, such as a cyclone separator, a bag-type dust collector and a waste gas incineration device, and the spraying device is discharged by a chimney after reaching the standard.

Saturated activated carbon entering the regeneration furnace body 1.5 is continuously stirred and continuously moves forward along with the rotation of the regeneration stirring shaft 2.1, the temperature gradually rises along the movement direction of the materials, organic matters adsorbed by the activated carbon are gradually distilled out along with the rise of the temperature, macromolecules are pyrolyzed into micromolecules and are also distilled out, high-temperature steam is introduced for activation after the activation temperature is reached, and the regeneration treatment of the activated carbon is realized. High-temperature flue gas is dedusted at high temperature, is burnt by an incinerator, decomposes organic matters into carbon dioxide and water vapor, and reaches the national gas emission standard by processes such as spraying and the like.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. 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 invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.