CN112694897A

CN112694897A - Indirect heating rotary carbonization furnace with built-in multi-tube type and high heat exchange area

Info

Publication number: CN112694897A
Application number: CN202011474244.5A
Authority: CN
Inventors: 史孝顺
Original assignee: Shandong Keneng Environmental Protection Technology Co ltd
Current assignee: Shandong Keneng Environmental Protection Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-04-23

Abstract

The invention discloses an indirect heating rotary carbonization furnace with a built-in multi-tube type and a high heat exchange area, which relates to the technical field of rotary carbonization furnaces and aims at solving the problems of small heating area, low heat efficiency, slow heat transfer and small yield of the existing rotary carbonization furnaces due to the adoption of an external heating type heating structure. The invention has the advantages of uniform heating, large heating area, fast heat transfer, high heat efficiency and the like, and improves the efficiency and stability of material output; meanwhile, the whole inner body can be extracted for maintenance in the later period, and the operation is more convenient.

Description

Indirect heating rotary carbonization furnace with built-in multi-tube type and high heat exchange area

Technical Field

The invention relates to the technical field of rotary carbonization furnaces, in particular to an indirect heating rotary carbonization furnace with a built-in multi-tube type and a high heat exchange area.

Background

The carbonization process is one of the important processes in the process of producing activated carbon by a gas activation method, and the process is a process of insulating raw materials from air and heating the raw materials to reduce non-carbon elements so as to produce the carbonaceous materials required by the activation process, and is the main preparation and foundation before activation.

The traditional carbonization furnace structure mainly adopts the traditional external heating type carbonization structure at present, and has the defects of small heating area, slow heat transfer, low heat efficiency, small yield and the like; compared with a rotary furnace with the same outer diameter, the heating area is increased by more than three times, the heat transfer is fast, the heat efficiency is high, the yield is high, and the stability is good; when the interior of the rotary furnace needs to be overhauled, the internal pipeline and the partition plate do not need to be dismantled, the rotary furnace can be maintained after being integrally pulled out, and the rotary furnace is very convenient to maintain, so that the rotary carbonization furnace with the built-in multi-tube type and high heat exchange area and capable of indirectly heating is provided.

Disclosure of Invention

The invention provides a built-in multi-tube indirect heating rotary carbonization furnace with a high heat exchange area, which solves the problems of small heating area, low heat efficiency, slow heat transfer and small yield of the existing rotary carbonization furnace which adopts an external heating type heating structure.

In order to achieve the purpose, the invention adopts the following technical scheme:

the indirect heating rotary carbonization furnace with the built-in multi-tube type and the high heat exchange area comprises a cylinder body, a motor, a speed reducer and a support, wherein a rolling ring and a gear ring are fixedly arranged on the outer surface of the cylinder body, supporting wheels are fixedly arranged on the upper surface of the support and are respectively connected with the rolling ring, a kiln head sealing cover and a kiln tail sealing cover are respectively arranged at two ends of the cylinder body, the kiln head sealing cover and the kiln tail sealing cover are respectively connected with the cylinder body in a rotating manner, the kiln head sealing cover and the kiln tail sealing cover are respectively communicated with the inside of the cylinder body, an air inlet pipe and an air outlet pipe are respectively arranged near two ends of the inside of the cylinder body and respectively penetrate through the outer surfaces of the kiln head sealing cover and the kiln tail sealing cover, communicating devices are fixedly arranged at one ends of the air inlet pipe and the air outlet pipe which are positioned inside the cylinder body, and uniformly distributed hot air pipes are fixedly connected between the communicating devices, the hot-blast main, the air-supply line, go out the tuber pipe and communicate each other between the linker, the equal fixed mounting in surface of hot-blast main has evenly distributed's lifting blade.

Preferably, the upper surface of the bracket on one side is fixedly provided with the catch wheels which are symmetrically distributed, and the catch wheels are respectively connected with the two side surfaces of the rolling ring.

Preferably, one end of the output shaft of the motor, which is far away from the motor, is fixedly connected with the input shaft of the speed reducer, and one end of the output shaft of the speed reducer, which is far away from the speed reducer, is fixedly provided with a driving gear, and the driving gear is meshed with the gear ring.

Preferably, a discharge hole is formed in the lower surface of the kiln head sealing cover, and an air closing device is arranged at the position, located at the discharge hole, of the kiln head sealing cover.

Preferably, a material inlet is formed in the upper surface of the kiln tail sealing cover, and the material inlet is communicated with the kiln tail sealing cover.

Preferably, the joints of the kiln head sealing cover and the kiln tail sealing cover with the cylinder body are provided with sealing rings.

The invention has the beneficial effects that:

1. through the hot-blast main that is provided with evenly distributed between two intercommunicators for when hot-blast air enters into the intercommunicator through the air-supply line, the even inside that lets in the hot-blast main of rethread intercommunicator makes the device for traditional extra-regional external heating formula carbonization mode, has advantages such as the heating is even, the heated area is big, heat transfer piece, thermal efficiency height, and has improved the efficiency and the stability of material output.

2. Through all setting up air-supply line, linker, play tuber pipe and hot-blast main in the inside of barrel for the device's heating device is owing to be located the inside setting of barrel, realizes walking in the heating tube hot-blast, the outside carbomorphism mode of walking the material, when keeping in repair through needs, can wholly draw out, need not dismantle the pipe fitting of heating usefulness, makes the device later maintenance get up comparatively conveniently.

In conclusion, the device has the advantages of uniform heating, large heating area, heat transfer block, high heat efficiency and the like, and improves the efficiency and stability of material output; meanwhile, later maintenance is convenient, and the practicability is high.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a cross-sectional view of a drum of a rotary carbonization furnace according to the present invention.

FIG. 3 is a schematic view of the connecting structure of the hot air duct and the communicating vessel of the present invention.

Reference numbers in the figures: 1. a barrel; 2. a kiln head sealing cover; 3. a kiln tail sealing cover; 4. a material inlet; 5. a discharge port; 6. an air lock; 7. a support; 8. a ring gear; 9. rolling a ring; 10. a riding wheel; 11. a catch wheel; 12. an electric motor; 13. a speed reducer; 14. a drive gear; 15. an air inlet pipe; 16. an air outlet pipe; 17. a communicating vessel; 18. a hot air pipe; 19. a material raising plate; 20. and (4) a sealing ring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the invention is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-3, an indirect heating rotary carbonization furnace with built-in multi-tube type and high heat exchange area comprises a cylinder 1, a motor 12, a speed reducer 13 and a support 7, wherein a rolling ring 9 and a gear ring 8 are fixedly arranged on the outer surface of the cylinder 1, supporting wheels 10 are fixedly arranged on the upper surface of the support 7, the supporting wheels 10 are respectively connected with the rolling ring 9, a kiln head sealing cover 2 and a kiln tail sealing cover 3 are respectively arranged at two ends of the cylinder 1, the kiln head sealing cover 2 and the kiln tail sealing cover 3 are respectively rotatably connected with the cylinder 1, the kiln head sealing cover 2 and the kiln tail sealing cover 3 are respectively communicated with the inside of the cylinder 1, an air inlet tube 15 and an air outlet tube 16 are respectively arranged near two ends of the inside of the cylinder 1, the air inlet tube 15 and the air outlet tube 16 respectively penetrate through the outer surfaces of the kiln head sealing cover 2 and the kiln tail sealing cover 3, a communicating vessel 17 is fixedly arranged at one end of the air inlet tube 15 and one end of the air outlet tube 16 which are, and the two communicating vessels 17 are fixedly connected with uniformly distributed hot air pipes 18, the air inlet pipe 15, the air outlet pipe 16 and the communicating vessels 17 are communicated with each other, uniformly distributed lifting blades 19 are fixedly mounted on the surfaces of the hot air pipes 18, one side of each hot air pipe is provided with symmetrically distributed retaining wheels 11 on the support 7, the retaining wheels 11 are respectively connected with two side surfaces of the rolling ring 9, one end of the output shaft of the motor 12, which is far away from the motor 12, is fixedly connected with the input shaft of the speed reducer 13, one end of the output shaft of the speed reducer 13, which is far away from the speed reducer 13, is fixedly mounted with a driving gear 14, the driving gear 14 is meshed with the gear ring 8, the lower surface of the kiln head sealing cover 2 is provided with a discharge port 5, the position of the kiln head sealing cover 2, which is located at the discharge port 5, is provided with an air closing device, and the material inlet 4 is communicated with the kiln tail sealing cover 3, and the joints of the kiln head sealing cover 2 and the kiln tail sealing cover 3 with the cylinder body 1 are provided with sealing rings 20.

Example (b): when the device is used, firstly, the motor 12 is started, an output shaft of the motor 12 drives the driving gear 14 to rotate through the speed reducer 13, the driving gear 14 is meshed with the gear ring 8, so that the gear ring 8 rotates along with the driving gear 14 and drives the barrel body 1 to rotate, then, hot air is introduced into the air inlet pipe 15 through the heating device, and is introduced into the hot air pipe 18 through the communicating vessel 17, so that the inside of the barrel body 1 is heated, the inside of the barrel body 1 is in a high-temperature state, then, a material to be carbonized is added into the barrel body 1 through the material inlet 4, so that the material rotates in the barrel body 1 and is heated to be carbonized; meanwhile, the material can be lifted through the lifting plates 19 when the material rolls in the barrel 1 by arranging the lifting plates 19 on the outer surface of the hot air pipe 18, so that the material is heated more uniformly, the carbonization effect and the stability of carbonization production of the material are improved, and the carbonized material flows out through the discharge port 5, so that the carbonization of the material can be finished;

meanwhile, the heating device of the device is arranged in the barrel body 1, so that when the heating device is required to be maintained, a pipe fitting for heating does not need to be detached, and the later maintenance of the heating device is convenient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The indirect heating rotary carbonization furnace with the built-in multi-tube type and the high heat exchange area comprises a cylinder body (1), a motor (12), a speed reducer (13) and a support (7), and is characterized in that a rolling ring (9) and a gear ring (8) are fixedly mounted on the outer surface of the cylinder body (1), supporting wheels (10) are fixedly mounted on the upper surface of the support (7), the supporting wheels (10) are respectively connected with the rolling ring (9), a kiln head sealing cover (2) and a kiln tail sealing cover (3) are respectively arranged at two ends of the cylinder body (1), the kiln head sealing cover (2) and the kiln tail sealing cover (3) are respectively rotatably connected with the cylinder body (1), the kiln head sealing cover (2) and the kiln tail sealing cover (3) are respectively communicated with the inside of the cylinder body (1), an air inlet pipe (15) and an air outlet pipe (16) are respectively arranged near two ends of the inside of the cylinder body (1), just air-supply line (15) and play tuber pipe (16) run through the surface of kiln head sealed cowling (2) and kiln tail sealed cowling (3) respectively, air-supply line (15) and the equal fixed mounting in one end that goes out tuber pipe (16) and be located barrel (1) inside have linker (17), and two fixedly connected with evenly distributed's hot-blast main (18) between linker (17), communicate each other between hot-blast main (18), air-supply line (15), play tuber pipe (16) and linker (17), the equal fixed mounting in surface of hot-blast main (18) has evenly distributed's lifting blade (19).

2. The indirect-heating rotary carbonization furnace with built-in multi-tube and high heat exchange area as claimed in claim 1, wherein the baffles (11) are symmetrically arranged on the upper surface of the bracket (7) on one side, and the baffles (11) are respectively connected with the two side surfaces of the rolling ring (9).

3. The indirect heating rotary carbonization furnace with built-in multi-tube type and high heat exchange area as claimed in claim 1, wherein the end of the output shaft of the motor (12) far away from the motor (12) is fixedly connected with the input shaft of the reducer (13), and the end of the output shaft of the reducer (13) far away from the reducer (13) is fixedly provided with a driving gear (14), and the driving gear (14) is meshed with the gear ring (8).

4. The indirect-heating rotary carbonization furnace with the built-in multi-tube structure and the high heat exchange area as claimed in claim 1, wherein the lower surface of the kiln head sealing cover (2) is provided with a discharge hole (5), and the kiln head sealing cover (2) is provided with an air lock (6) at the position of the discharge hole (5).

5. The indirect-heating rotary carbonization furnace with the built-in multi-tube structure and the high heat exchange area as claimed in claim 1, wherein the kiln tail sealing cover (3) is provided with a material inlet (4) on the upper surface, and the material inlet (4) is communicated with the kiln tail sealing cover (3).

6. The indirect heating rotary carbonization furnace with built-in multi-tube type and high heat exchange area as claimed in claim 1, wherein the joints of the kiln head seal cover (2) and the kiln tail seal cover (3) and the cylinder body (1) are provided with sealing rings (20).