CN220165838U

CN220165838U - Vertical activation furnace structure

Info

Publication number: CN220165838U
Application number: CN202321035783.8U
Authority: CN
Inventors: 李卓凡; 张程
Original assignee: Jiangnan University
Current assignee: Jiangnan University
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-12-12
Anticipated expiration: 2033-05-04

Abstract

The utility model discloses a vertical activation furnace structure, which relates to the technical field of garden garbage treatment and comprises an activation furnace body, wherein an activation pipe is arranged in the activation furnace body, the vertical activation furnace structure is provided with a smoke exhaust pipe, a main pipe and a heat exchange pipe, residual gas enters the smoke exhaust pipe along with smoke, the smoke enters an air cavity and a storage cavity through an opened branch valve through the smoke exhaust pipe and the main pipe, the smoke filters smoke through a filter bag, then the smoke enters the communicating pipe through an opened switch valve and then enters the heat exchange pipe, heat exchange is carried out on the smoke and water entering the heat exchange box through a water inlet pipe, water in the heat exchange box can be pumped out through a water pumping device and then discharged into a water vapor generating device, and generated water vapor is input into the steam inlet pipe for use, so that waste heat of the smoke can be recovered, and the waste of resources is reduced.

Description

Vertical activation furnace structure

Technical Field

The utility model relates to the technical field of garden garbage treatment, in particular to a vertical activation furnace structure.

Background

At present, the garden garbage is treated by crushing, drying, pyrolysis, carbonization, physical and chemical activation and the like, and the activated carbon is prepared. The garbage is firstly crushed into small particles, then dried in a drying and dehydrating mode, and then subjected to pyrolysis carbonization reaction at high temperature, and finally activated carbon is prepared through physical and chemical activation reaction. When preparing the particles into activated carbon, an activation furnace is needed, and the existing vertical activation furnace mainly comprises a rectangular activation pipe and six flame paths, wherein the overall size of the furnace is a vertical furnace with the height of 8.7 meters, the width of 3.7 meters and the length of 4.7 meters. The size of each activation tube is 0.75 meter by 0.17 meter by 5.6 meters, the charging amount of each activation furnace is 200 kg, five sides of each activation tube are separated from the middle of the furnace body, and two sides of each activation tube are fire paths. The screened charcoal, with a block size of one millimeter, was intermittently added to each activation tube from the top of the oven. The charcoal is intermittently moved from the furnace top to the bottom every 2 hours, or 1.5 hours, or 1 hour, and the charcoal meets the superheated steam introduced into the furnace in countercurrent at high temperature, and is directly contacted with the superheated steam, and the heat exchange is carried out at 900-1100 ℃ to fully decompose the organic substances of the charcoal and carry out deep activation. At this time, the charcoal generates a large amount of gas, the gas generated by the activation tube is pumped into the flame paths at the two sides of the activation tube by the suction force of the flue to burn, namely, the heat source of the activated charcoal which is normally produced by the furnace, the activated charcoal is stopped after passing through a high temperature area, and intermittently enters the cooling section and is intermittently discharged out of the furnace through the discharge hole. The hot gas can fully meet the requirement of activated charcoal, and the residual gas runs off along with the flue gas or is discharged into an atmosphere through a chimney, so that the waste heat in the flue gas can not be utilized, and the resource waste is caused.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a vertical type activation furnace structure, which solves the problems in the background technology.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a vertical activation furnace structure, includes the activation furnace body, the inside of activation furnace body is provided with the activation pipe, the inside one side that just is located the activation pipe of activation furnace body all is provided with horizontal gas way, the inside one side that just is located the activation pipe of activation furnace body is provided with the flue, one side of activation furnace body is provided with the heat exchange box, the internally mounted of heat exchange box has the heat exchange tube, the one end of heat exchange tube extends to the outside of heat exchange box, two rose boxes of top fixedly connected with of heat exchange box, the air cavity has all been seted up to the rose box inside, the filter box is inside and be located the below of air cavity and all offered the storage chamber, the installation case has all been placed to the storage chamber inside, the filter bag is all detachably installed to the installation incasement, the side channel has all been seted up to one side channel, the one end of installation case all passes the side channel and extends to the outside of rose box and is provided with the baffle, the top of storage chamber all fixedly connected with a valve, two the top of a valve is provided with the house steward, one end fixedly connected with smoke tube, the inside fire tube and the inside of combustion chamber have the combustion tube, the combustion tube is connected with the inside of combustion tube, the combustion tube is mutually connected with the combustion tube.

Preferably, the other end fixedly connected with communicating pipe of heat exchange tube, the one end of communicating pipe extends to the outside of heat exchange box, one side of storage chamber is all fixedly connected with ooff valve, the one end of ooff valve all extends to the storage intracavity portion, the other end of ooff valve all is connected with communicating pipe for the flue gas can enter into to the exhaust pipe inside through the flue, then can enter into the storage intracavity portion through the branch valve, then enters into communicating pipe inside through the ooff valve, then enters into the heat exchange tube inside through communicating pipe, after carrying out heat transfer with the inside water of heat exchange box, is discharged into flue gas processing apparatus inside through the other end of heat exchange tube.

Preferably, the outside of communicating pipe and ooff valve all is provided with the insulating sheath, the rose box is made by thermal insulation material, prevents that the flue gas from flowing in rose box, communicating pipe and ooff valve inside when the temperature of flue gas runs off.

Preferably, the seal groove has all been seted up to one side of rose box and the outside that is located the side tank, the sealing block has all been placed to the seal groove inside, one side of sealing block all is connected with one side of baffle, the inboard of seal groove just is located the outside of sealing block and all is provided with sealed the pad, ensures the leakproofness of rose box.

Preferably, the top and the bottom of baffle are all fixedly connected with a plurality of internal thread pieces, the inside equal threaded connection of internal thread piece has the screw, the helicla flute has all been seted up to one side of rose box and the one end that is located the screw, the one end of screw all extends to the helicla flute inside and with the inside threaded connection of helicla flute, can conveniently take out the filter bag from the storage intracavity portion and clear up.

Preferably, sealing elements are arranged at the positions, which are in contact with the top of the mounting box, of the inner cavity of the storage cavity, sealing sleeves are arranged on the outer side of the mounting box, and sealing performance between the storage cavity and the mounting box is guaranteed.

Preferably, one side of the heat exchange box is provided with a drain pipe, the other side of the heat exchange box is provided with a water inlet pipe, and the water inlet pipe and one end of the drain pipe extend into the heat exchange box and can preheat water input to the water vapor generation equipment.

The utility model provides a vertical activation furnace structure, which has the following beneficial effects:

1. this vertical activation furnace structure, through being provided with the tobacco pipe of discharging fume, house steward and heat exchange tube, remaining gas passes through the flue with the flue and enters into the tobacco pipe inside, the flue enters into air cavity and storage intracavity portion through a valve that discharges fume and house steward through opening, make the flue gas filter the smoke and dust through the filter bag, then the flue gas enters into communicating pipe inside through a switch valve that opens, then enter into the heat exchange tube inside, exchange heat with the inside water that enters into of heat exchange box through the inlet tube, can use pumping equipment to take out the inside water of heat exchange box through the drain pipe, then discharge into vapor generation equipment, generate vapor input and use to the steam inlet pipe inside, can retrieve the waste heat of flue gas, reduce the waste of resource.

2. This vertical activation furnace structure through being provided with two rose boxes, filter bag and mounting box, when the filter bag of a storage intracavity portion is changed to needs, close corresponding branch valve and ooff valve, then open another branch valve and ooff valve, utilize another filter bag to carry out the filtration of smoke and dust in the flue gas, the staff is through screwing corresponding screw, screw out the one end of screw from the helicoidal inside, then take out baffle and sealing block and mounting box and filter bag, then alright clear up the filter bag, can move the filter bag into the storage intracavity portion afterwards, make the sealing block be located inside the seal groove, then screw in the one end of screw to the helicoidal inside, fix the filter bag, thereby when conveniently changing the filter bag, reduce the influence of carrying out smoke and dust filtration work when changing the filter bag.

Drawings

FIG. 1 is a schematic view of the internal structure of an activation furnace body according to the present utility model;

FIG. 2 is a schematic diagram of the connection structure of the heat exchange box, the filter box and the flue;

FIG. 3 is a schematic view of the outside structure of the present utility model;

FIG. 4 is a schematic diagram of the internal structure of a side view part of the filter box of the utility model;

FIG. 5 is an enlarged view of the utility model at A of FIG. 2;

fig. 6 is an enlarged view of fig. 4 at B in accordance with the present utility model.

In the figure: 1. an activation furnace body; 2. an activation tube; 3. a flue; 4. a gas suction pipe; 5. a horizontal gas passage; 6. a hopper; 7. a steam inlet pipe; 8. a steam pipe; 9. a discharge hopper; 10. discharging water seal; 11. a combustion chamber; 12. a grate; 13. a smoke exhaust pipe; 14. a header pipe; 15. a filter box; 16. a branch valve; 17. a communicating pipe; 18. a heat exchange box; 19. a heat exchange tube; 20. a drain pipe; 21. a water inlet pipe; 22. an air cavity; 23. a storage chamber; 24. a mounting box; 25. a filter bag; 26. sealing grooves; 27. a sealing block; 28. a baffle; 29. an internal thread block; 30. a screw; 31. a screw groove; 32. and (3) switching the valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 to 3 and fig. 5, the present utility model provides a technical solution: a vertical activation furnace structure comprises an activation furnace body 1, wherein an activation pipe 2 is arranged in the activation furnace body 1, a horizontal gas channel 5 is arranged in the activation furnace body 1 and positioned on one side of the activation pipe 2, a flue 3 is arranged in the activation furnace body 1 and positioned on one side of the activation pipe 2, a heat exchange box 18 is arranged on one side of the activation furnace body 1, a heat exchange pipe 19 is arranged in the heat exchange box 18, one end of the heat exchange pipe 19 extends to the outer side of the heat exchange box 18, two filter boxes 15 are fixedly connected to the top of the heat exchange box 18, an air cavity 22 is formed in the filter boxes 15, a storage cavity 23 is formed in the filter boxes 15 and positioned below the air cavity 22, a mounting box 24 is arranged in the storage cavity 23, a filter bag 25 is detachably arranged in the mounting box 24, a side groove is formed in one side of the filter boxes 15, one end of the mounting box 24 penetrates through the side grooves and extends to the outer side of the filter box 15 and is provided with a baffle 28, the tops of the storage cavities 23 are fixedly connected with branch valves 16, the top ends of the two branch valves 16 are provided with a main pipe 14, one end of the main pipe 14 is fixedly connected with a smoke exhaust pipe 13, the smoke exhaust pipe 13 is communicated with the inside of the flue 3, a combustion chamber 11 is arranged in the activation furnace body 1, a grate 12 is arranged in the combustion chamber 11, a steam inlet pipe 7 is arranged at the top of the activation furnace body 1, the steam inlet pipe 7 is connected with the steam pipe 8, a feeding hopper 6 is arranged at the top of the activation furnace body 1 and above the activation pipe 2, two sides of the activation furnace body 1 are provided with gas suction pipes 4, one ends of the gas suction pipes 4 extend to the inside of the horizontal gas channel 5, two sides of the activation furnace body 1 are provided with discharge hoppers 9, and one ends of the discharge hoppers 9 are provided with discharge water seals 10.

The other end fixedly connected with communicating pipe 17 of heat exchange tube 19, the one end of communicating pipe 17 extends to the outside of heat exchange box 18, one side of storage chamber 23 all fixedly connected with ooff valve 32, the one end of ooff valve 32 all extends to inside the storage chamber 23, the other end of ooff valve 32 all is connected with communicating pipe 17, the outside of communicating pipe 17 and ooff valve 32 all is provided with the insulating sheath, the rose box 15 is made by the insulating material, seal groove 26 has all been seted up to one side of rose box 15 and the outside that is located the side tank, seal groove 26 inside has all been placed sealing block 27, one side of sealing block 27 all is connected with one side of baffle 28, the inboard of seal groove 26 just is located the outside of sealing block 27 and all is provided with sealed the pad, one side of heat exchange box 18 is provided with drain pipe 20, the opposite side of heat exchange box 18 is provided with inlet tube 21, inlet tube 21 and one end of drain pipe 20 all extend to inside the heat exchange box 18.

Example two

Referring to fig. 1 to 6, the present utility model provides a technical solution: the top and the bottom of baffle 28 all fixedly connected with a plurality of internal thread pieces 29, the inside equal threaded connection of internal thread piece 29 has screw 30, screw groove 31 has all been seted up to one side of rose box 15 and the one end that is located screw 30, the one end of screw 30 all extends to screw groove 31 inside and with screw groove 31 internal thread connection, the top of the inner chamber of storage chamber 23 all is provided with the sealing member with the top of install bin 24 contact's position, the outside of install bin 24 is provided with the seal cover.

In summary, when the vertical activation furnace structure is used, screened garden garbage particles are intermittently added into each activation pipe 2 from a discharge hopper 9, and are added and discharged every 2 hours, or 1.5 hours and 1 hour, so that the particles are intermittently moved downwards from the furnace top, charcoal enters a steam pipe 8 through a steam inlet pipe 7 in a high temperature area, water vapor entering the furnace through the steam pipe 8 is in countercurrent meeting, direct contact is performed, heat exchange is performed at 900-1100 ℃ to fully decompose organic matters of the particles, deep activation is performed, at this time, a large amount of gas is generated by the particles, the gas generated by the activation pipes 2 is pumped into a horizontal gas channel 5 for combustion by means of the drawing force of a flue 3, the rest gas enters the smoke discharging pipe 13 along with the flue 3, the charcoal is activated and terminated after passing through the high temperature area, intermittently enters a cooling section, and is intermittently discharged out of the furnace from the discharge hopper 9, the flue gas enters the air cavity 22 and the storage cavity 23 through the exhaust pipe 13 and the main pipe 14 through the opened one branch valve 16, so that the flue gas filters the flue dust through the filter bag 25, then the flue gas enters the communicating pipe 17 through the opened one switch valve 32, then enters the heat exchange pipe 19, exchanges heat with water entering the heat exchange box 18 through the water inlet pipe 21, the water in the heat exchange box 18 can be pumped out through the water outlet pipe 20 by using the water pumping equipment and then is discharged into the water vapor generating equipment, the generated water vapor is input into the steam inlet pipe 7 for use, when the filter bag 25 in the storage cavity 23 needs to be replaced, the corresponding branch valve 16 and the switch valve 32 are closed, then the other branch valve 16 and the switch valve 32 are opened, the flue dust in the flue gas is filtered by using the other filter bag 25, and the corresponding screw 30 is screwed by staff, one end of the screw 30 is screwed out from the inside of the screw groove 31, then the baffle 28 and the sealing block 27, and the mounting box 24 and the filter bag 25 are taken out, then the filter bag 25 can be cleaned, then the filter bag 25 can be moved into the storage cavity 23, the sealing block 27 is positioned in the sealing groove 26, and then one end of the screw 30 is screwed into the inside of the screw groove 31, so that the filter bag 25 is fixed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a vertical activation furnace structure, includes activation furnace body (1), its characterized in that: the inside of activation stove body (1) is provided with activation pipe (2), activation stove body (1) inside and be located one side of activation pipe (2) all are provided with horizontal gas way (5), activation stove body (1) inside and be located one side of activation pipe (2) and be provided with flue (3), one side of activation stove body (1) is provided with heat exchange box (18), the internally mounted of heat exchange box (18) has heat exchange tube (19), the one end of heat exchange tube (19) extends to the outside of heat exchange box (18), the top fixedly connected with two rose box (15) of heat exchange box (18), air cavity (22) have all been seted up to rose box (15) inside, the below that just is located air cavity (22) inside all is offered storage chamber (23), install case (24) have all been placed to storage chamber (23) inside, install case (24) inside all are detachable filter bag (25) have, one side of rose box (15) all is offered lateral groove (24), lateral valve (16) have all been offered lateral valve (16) to the top extension house steward (16), one end fixedly connected with of house steward (14) is discharged fume tube (13), discharge fume tube (13) and the inside intercommunication of flue (3), activation stove body (1) inside is provided with combustion chamber (11), the internally mounted of combustion chamber (11) has stove grate (12), steam inlet pipe (7) are installed at the top of activation stove body (1), steam inlet pipe (7) are connected with steam pipe (8).

2. A vertical activation furnace structure according to claim 1, wherein: the other end fixedly connected with communicating pipe (17) of heat exchange tube (19), the one end of communicating pipe (17) extends to the outside of heat exchange box (18), one side of storage chamber (23) all fixedly connected with ooff valve (32), the one end of ooff valve (32) all extends to inside storage chamber (23), the other end of ooff valve (32) all is connected with communicating pipe (17).

3. A vertical activation furnace structure according to claim 2, wherein: the outside of communicating pipe (17) and ooff valve (32) all are provided with the insulating boot, filter tank (15) are made by the insulating material.

4. A vertical activation furnace structure according to claim 1, wherein: the filter box is characterized in that a sealing groove (26) is formed in one side of the filter box (15) and located in the outer side of the side groove, sealing blocks (27) are arranged in the sealing groove (26), one side of each sealing block (27) is connected with one side of a baffle plate (28), and sealing gaskets are arranged on the inner side of the sealing groove (26) and located in the outer side of each sealing block (27).

5. A vertical activation furnace structure according to claim 1, wherein: the top and the bottom of baffle (28) are all fixedly connected with a plurality of internal thread pieces (29), the inside equal threaded connection of internal thread piece (29) has screw (30), screw groove (31) have all been seted up to one side of rose box (15) and the one end that is located screw (30), the one end of screw (30) all extends to screw groove (31) inside and with screw groove (31) inside threaded connection.

6. A vertical activation furnace structure according to claim 1, wherein: sealing elements are arranged at the positions, which are contacted with the top of the installation box (24), of the top of the inner cavity of the storage cavity (23), and sealing sleeves are arranged on the outer side of the installation box (24).

7. A vertical activation furnace structure according to claim 1, wherein: one side of the heat exchange box (18) is provided with a drain pipe (20), the other side of the heat exchange box (18) is provided with a water inlet pipe (21), and one ends of the water inlet pipe (21) and the drain pipe (20) extend to the inside of the heat exchange box (18).