CN111704337A

CN111704337A - Industrial sludge treatment device for carbonization and pyrolysis

Info

Publication number: CN111704337A
Application number: CN202010701101.7A
Authority: CN
Inventors: 查晓峰; 查文辉
Original assignee: Jiangsu Jinling Drying Equipment Co ltd
Current assignee: Jiangsu Jinling Drying Equipment Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2020-09-25

Abstract

The invention discloses a device for carbonizing and pyrolyzing industrial sludge and the like, which comprises an outer shell and a support column, wherein heat conduction oil is injected into a central pipe through a heat conduction oil inlet, the heat conduction oil enters the central pipe and then enters the interior of each hollow disc arranged on a shaft, the return oil of the hollow discs enters an interlayer of the hollow shaft and the central pipe and flows out, a heat conduction oil inlet and outlet port is realized by a rotary joint, the temperature within 300 ℃ is provided by high-temperature heat conduction oil, a heating plate is fixedly arranged on the outer surface of an inner cylinder, the heating plate heats the inner cylinder, the temperature from above 300 ℃ to the temperature required by pyrolysis is realized by the heating plate, the electric energy source is saved, the industrialization is realized, a motor drives a belt to rotate, a connecting shaft drives a rotating shaft to rotate, a gearbox can carry out variable-frequency speed regulation on the rotating shaft, the aim of regulating the pyrolysis time within a controllable range is, the pyrolysis is accelerated.

Description

Industrial sludge treatment device for carbonization and pyrolysis

Technical Field

The invention relates to the technical field of solid waste heat-removing devices, in particular to a device for treating industrial sludge and the like and applying the industrial sludge to carbonization and pyrolysis.

Background

And (3) continuing to perform harmless and resource utilization on the dried and reduced industrial sludge in a pyrolysis mode, for example, treating the oily sludge in a pyrolysis mode and recovering mineral oil and the like in the oily sludge.

The pyrolysis technology that the tradition adopted is with the surface of the rotatory section of thick bamboo of flue gas heating that burns to the material in the heating cylinder body, this kind of mode resource power consumption is big, and sealed effect is not good, still exists some pollutions in discharging the air, and the result of use is not good.

Aiming at the problems, the invention provides a device for treating industrial sludge and the like for carbonization and pyrolysis.

Disclosure of Invention

The invention aims to provide a device for treating industrial sludge and the like for carbonization and pyrolysis, which has the advantages of convenience for continuous production, convenience for industrialization and good sealing effect, thereby solving the problems that the traditional pyrolysis technology in the background technology has large energy consumption and poor sealing effect, and some pollutants still have poor using effect when being discharged into the air.

In order to achieve the purpose, the invention provides the following technical scheme: a device for treating industrial sludge and the like for carbonization and pyrolysis comprises an outer shell and a support column, wherein the support column is fixedly arranged at the lower end of the outer shell, the outer shell comprises a feeding pipe, a discharging pipe, an inner cylinder, an exhaust pipe and a heat conducting mechanism, the feeding pipe is arranged above the outer surface of one end of the outer shell, the discharging pipe is arranged below the outer surface of one end, far away from the feeding pipe, of the outer shell, the inner cylinder is arranged inside the outer shell, the exhaust pipe is arranged at the upper end of the outer shell, and the heat conducting mechanism is;

the support column includes supporting shoe, actuating mechanism and gearbox, and supporting shoe fixed mounting is at the lower extreme of shell body, and actuating mechanism's one end setting is in the inside of support column, and gearbox fixed mounting is in the upper end of supporting shoe.

Preferably, the upper end of the feeding pipe is provided with a gas-closed rotary valve, and the structure of the discharging pipe is consistent with that of the feeding pipe.

Preferably, the inner tube includes hot plate, hollow shaft, center tube, hollow disc and scraper blade, and hot plate fixed mounting is at the surface of inner tube, hollow shaft and inner tube axial through connection, and the center tube setting is in the inside of hollow shaft, and hollow disc fixed mounting is at the surface of hollow shaft, and scraper blade fixed mounting keeps away from the one end of hollow shaft at hollow disc.

Preferably, the blast pipe includes cartridge filter and gas vent, and the cartridge filter is the component that metal sintering net material made, and sets up in the inside of blast pipe, and the gas vent sets up the upper end at the cartridge filter.

Preferably, the heat conduction mechanism comprises a rotary joint, a heat conduction oil inlet and a heat conduction oil outlet, the rotary joint is arranged at one end of the inner cylinder, the heat conduction oil inlet is fixedly arranged on the outer surface of the rotary joint and is connected with the central pipe, and the heat conduction oil outlet is fixedly arranged at the lower end of the rotary joint.

Preferably, the driving mechanism comprises a motor, a belt, a connecting shaft and a rotating shaft, the motor is fixedly installed inside the supporting block, one end of the belt is connected with a belt pulley at the output end of the motor, the other end of the belt is connected with a belt pulley on the outer surface of the connecting shaft, the connecting shaft is connected with the gearbox, and the rotating shaft is fixedly connected with the gearbox.

Preferably, the outer surface of the rotating shaft is provided with a sealing element, the sealing element is fixedly arranged at two ends of the inner cylinder, and the sealing element is a mechanical spring type designed component.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the device for treating the industrial sludge and the like and used for carbonization and pyrolysis, heat conduction oil is injected into the central tube through the heat conduction oil inlet, the heat conduction oil enters the central tube and then enters the hollow discs arranged on the shaft, return oil of the hollow discs enters the interlayer of the hollow shaft and the central tube and flows out, the heat conduction oil inlet and outlet ports are realized by the rotary joints, the temperature within 300 ℃ is provided by high-temperature heat conduction oil, the heating plate is fixedly arranged on the outer surface of the inner tube and heats the inner tube, and the temperature from above 300 ℃ to the temperature required by pyrolysis is realized by the heating plate, so that the electric energy source is saved, and the industrialization is realized.

2. The industrial sludge treatment device is used for carbonization and pyrolysis, the motor drives the belt to rotate, the connecting shaft drives the rotating shaft to rotate, the gearbox can carry out variable frequency speed regulation on the rotating shaft, finally, the aim of regulating the pyrolysis time within a controllable range is achieved, the surface area of the contact between the material and the heating plate can be continuously updated under the stir-frying pushing of the scraper, and the pyrolysis is accelerated.

3. The invention provides a device for treating industrial sludge and the like for carbonization and pyrolysis, wherein the outer surface of a rotating shaft is provided with a sealing element which is fixedly arranged at two ends of an inner barrel, the sealing element is a mechanical spring type designed component which can eliminate the heating expansion of the shaft and can always keep sealing without air leakage, the upper end of a feeding pipe is provided with an air-tight rotary valve, the lower end of a discharging pipe is also provided with an air-tight rotary valve, the continuous feeding and discharging of materials are ensured while the air leakage is always realized, and the sealing effect is good.

4. According to the invention, in the pyrolysis process, pyrolysis gas enters a subsequent device through the exhaust pipe, the filter cylinder is a member made of a metal sintering net material and is arranged in the exhaust pipe, the exhaust port is arranged at the upper end of the filter cylinder, and the member made of the metal sintering net material has a high-temperature resistant effect, so that the purpose of filtering dust under the working condition of bearing high temperature is achieved.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic structural diagram of a heat conducting mechanism according to the present invention;

fig. 4 is a schematic structural diagram of the driving mechanism of the present invention.

In the figure: 1. an outer housing; 11. a feed pipe; 111. a gas-closed rotary valve; 12. a discharge pipe; 13. an inner barrel; 131. heating plates; 132. a hollow shaft; 133. a central tube; 134. a hollow disc; 135. a squeegee; 14. an exhaust pipe; 141. a filter cartridge; 142. an exhaust port; 15. a heat conducting mechanism; 151. a rotary joint; 152. a heat conducting oil inlet; 153. a heat conducting oil outlet; 2. a support pillar; 21. a support block; 22. a drive mechanism; 221. a motor; 222. a belt; 223. a connecting shaft; 224. a rotating shaft; 2241. a seal member; 23. a gearbox.

Detailed Description

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

Referring to fig. 1, a device for carbonizing and pyrolyzing industrial sludge and the like comprises an outer shell 1 and a support column 2, wherein the support column 2 is fixedly installed at the lower end of the outer shell 1, the outer shell 1 comprises a feed pipe 11, a discharge pipe 12, an inner cylinder 13, a discharge pipe 14 and a heat conducting mechanism 15, the feed pipe 11 is arranged on the outer surface of the outer shell 1, the discharge pipe 12 is arranged at one end of the outer shell 1, which is far away from the feed pipe 11, the inner cylinder 13 is arranged inside the outer shell 1, the discharge pipe 14 is arranged at the upper end of the outer shell 1, and the heat conducting mechanism 15 is; the support column 2 comprises a support block 21, a driving mechanism 22 and a gearbox 23, the support block 21 is fixedly installed at the lower end of the outer shell 1, one end of the driving mechanism 22 is arranged inside the support column 2, and the gearbox 23 is fixedly installed at the upper end of the support block 21.

Referring to fig. 2, an air-tight rotary valve 111 is disposed at the upper end of the feeding pipe 11, and the structure of the discharging pipe 12 is the same as that of the feeding pipe 11, that is, the air-tight rotary valve 111 is disposed at the lower end of the discharging pipe 12, so as to ensure that air does not leak all the time while feeding and discharging materials continuously, and the sealing effect is good, the inner cylinder 13 includes a heating plate 131, a hollow shaft 132, a central pipe 133, a hollow disc 134 and a scraper 135, the heating plate 131 is fixedly mounted on the outer surface of the inner cylinder 13, so as to heat the materials inside the inner cylinder 13, the hollow shaft 132 and the inner cylinder 13 are axially connected in a penetrating manner, the central pipe 133 is disposed inside the hollow shaft 132, the hollow disc 134 is fixedly mounted on the outer surface of the hollow shaft 132, the scraper 135 is fixedly mounted at one end of the hollow disc 134 away from, the gas vent 142 sets up in cartridge filter 141's upper end, and the pyrolysis in-process, pyrolysis gas pass through blast pipe 14 and get into follow-up device, and the high temperature resistant effect of component of metal sintering net material is convenient for reach the mesh of filtering the dust under the operating mode that bears the high temperature.

Referring to fig. 3, the heat conducting mechanism 15 includes a rotary joint 151, a heat conducting oil inlet 152 and a heat conducting oil outlet 153, the rotary joint 151 is disposed at one end of the inner tube 13, the heat conducting oil inlet 152 is fixedly mounted on an outer surface of the rotary joint 151 and connected to the central tube 133, the heat conducting oil outlet 153 is fixedly mounted at a lower end of the rotary joint 151, heat conducting oil is injected into the central tube 133 through the heat conducting oil inlet 152, the heat conducting oil enters each hollow disc 134 arranged on the shaft after entering the central tube 133, return oil of the hollow discs 134 flows out of an interlayer between the hollow shaft 132 and the central tube 133, an inlet and an outlet of the heat conducting oil are realized by the rotary joint 151, a temperature within 300 degrees is provided by high-temperature heat conducting oil.

Referring to fig. 4, the driving mechanism 22 includes a motor 221, a belt 222, a connecting shaft 223 and a rotating shaft 224, the motor 221 is fixedly installed inside the supporting block 21, one end of the belt 222 is connected to a coupler at an output end of the motor 221, the other end is disposed on an outer surface of the connecting shaft 223, the connecting shaft 223 is connected to the gear box 23, the rotating shaft 224 is fixedly connected to the gear box 23, the motor 221 drives the belt 222 to rotate, so that the connecting shaft 223 drives the rotating shaft 224 to rotate, the gearbox 23 can carry out frequency conversion speed regulation on the rotating shaft 224, and finally the purpose of regulating the pyrolysis time within a controllable range is achieved, the surface area of the material contacted with the heating plate 131 can be continuously updated under the stir-frying pushing of the scraper 135, the pyrolysis is accelerated, the sealing member 2241 is arranged on the outer surface of the rotating shaft 224, and the sealing members 2241 are fixedly arranged at the two ends of the inner barrel 13, and the sealing members 2241 are mechanical spring type designed components, so that the shaft heating expansion can be eliminated, and the sealing can be always kept airtight.

In summary, the following steps: the invention provides a device for carbonizing and pyrolyzing industrial sludge and the like, wherein materials are placed inside an inner barrel 13 through a feeding pipe 11, a motor 221 drives a belt 222 to rotate, a connecting shaft 223 drives a rotating shaft 224 to rotate, a gearbox 23 can carry out variable frequency speed regulation on the rotating shaft 224, and finally the purpose of regulating pyrolysis time within a controllable range is achieved, the surface area of the materials contacting with a heating plate 131 can be continuously updated under the stir-frying pushing of a scraper 135, pyrolysis is accelerated to inject heat conduction oil into a central pipe 133 through a heat conduction oil inlet 152, the heat conduction oil enters the inside of each hollow disc 134 arranged on the shaft after being introduced into the central pipe 133, oil returning from the hollow discs 134 enters an interlayer of the hollow shaft 132 and the central pipe 133 to flow out, the heat conduction oil inlet and outlet is realized by a rotary joint 151, the temperature within 300 ℃ is provided by high-temperature heat conduction oil, the heating plate 131, the heating plate 131 heats the inner cylinder 13, the temperature from above 300 ℃ to the temperature required by pyrolysis is realized by the heating plate 131, which is convenient for saving electric energy and realizing industrialization, the sealing member 2241 is arranged on the outer surface of the rotating shaft 224, the sealing member 2241 is fixedly arranged at two ends of the inner cylinder 13, the sealing member 2241 is a member designed in a mechanical spring type, which can eliminate shaft heating expansion and can always keep airtight, the upper end of the feeding pipe 11 is provided with an airtight rotary valve 111, namely, the lower end of the discharging pipe 12 is also provided with the airtight rotary valve 111, which ensures that the material can always leak while continuously feeding and discharging, the sealing effect is good, the pyrolysis gas enters the subsequent device through the discharging pipe 14 during the pyrolysis process, the filter cylinder 141 is a member made of metal sintering net material and is arranged inside the discharging pipe 14, the gas outlet 142 is arranged at the upper end of the filter cylinder 141, and the member, the dust filter is convenient to filter dust under the working condition of bearing high temperature.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a processing such as industrial sludge is used for carbonization, pyrolysis device, includes shell body (1) and support column (2), support column (2) fixed mounting is at the lower extreme of shell body (1), its characterized in that: the shell body (1) comprises a feeding pipe (11), a discharging pipe (12), an inner cylinder (13), a discharging pipe (14) and a heat conducting mechanism (15), the feeding pipe (11) is arranged above the outer surface of one end of the shell body (1), the discharging pipe (12) is arranged below the outer surface of one end, far away from the feeding pipe (11), of the shell body (1), the inner cylinder (13) is arranged inside the shell body (1), the discharging pipe (14) is arranged at the upper end of the shell body (1), and the heat conducting mechanism (15) is fixedly arranged at one end of the shell body (1);

the support column (2) comprises a support block (21), a driving mechanism (22) and a gearbox (23), the support block (21) is fixedly installed at the lower end of the outer shell (1), one end of the driving mechanism (22) is arranged inside the support column (2), and the gearbox (23) is fixedly installed at the upper end of the support block (21).

2. An apparatus for carbonizing and pyrolyzing industrial sludge and the like according to claim 1, wherein: the upper end of the feeding pipe (11) is provided with a gas-closed rotary valve (111), and the structure of the discharging pipe (12) is consistent with that of the feeding pipe (11).

3. An apparatus for carbonizing and pyrolyzing industrial sludge and the like according to claim 1, wherein: inner tube (13) are including hot plate (131), hollow shaft (132), center tube (133), hollow dish (134) and scraper blade (135), and hot plate (131) fixed mounting is in the surface of inner tube (13), and hollow shaft (132) and inner tube (13) axial through connection, center tube (133) set up the inside at hollow shaft (132), and hollow dish (134) fixed mounting is in the surface of hollow shaft (132), and scraper blade (135) fixed mounting is in the one end of hollow dish (134) keeping away from hollow shaft (132).

4. An apparatus for carbonizing and pyrolyzing industrial sludge and the like according to claim 1, wherein: exhaust pipe (14) include cartridge filter (141) and gas vent (142), and cartridge filter (141) are the component that the metal sintering net material made, and set up in the inside of exhaust pipe (14), and gas vent (142) set up the upper end at cartridge filter (141).

5. An apparatus for carbonizing and pyrolyzing industrial sludge and the like according to claim 1, wherein: the heat conducting mechanism (15) comprises a rotary joint (151), a heat conducting oil inlet (152) and a heat conducting oil outlet (153), the rotary joint (151) is arranged at one end of the inner barrel (13), the heat conducting oil inlet (152) is fixedly arranged on the outer surface of the rotary joint (151) and is connected with the central pipe (133), and the heat conducting oil outlet (153) is fixedly arranged at the lower end of the rotary joint (151).

6. An apparatus for carbonizing and pyrolyzing industrial sludge and the like according to claim 1, wherein: the driving mechanism (22) comprises a motor (221), a belt (222), a connecting shaft (223) and a rotating shaft (224), the motor (221) is fixedly installed inside the supporting block (21), one end of the belt (222) is connected with a belt pulley at the output end of the motor (221), the other end of the belt pulley is arranged on the outer surface of the connecting shaft (223) and connected with the gearbox (23), and the rotating shaft (224) is fixedly connected with the gearbox (23).

7. An apparatus for carbonizing and pyrolyzing industrial sludge and the like according to claim 6, wherein: the surface of pivot (224) is provided with sealing member (2241), and sealing member (2241) fixed mounting is at the both ends of inner tube (13), and sealing member (2241) is the component of mechanical spring type design.