CN110862086A - Heating kiln for producing activated carbon - Google Patents

Abstract

The invention discloses an activated carbon production heating kiln which comprises a filter tank, a heat exchange shell, a heating tank and a bearing frame, wherein the heating tank is arranged in the bearing frame, the heat exchange shell is welded on the bearing frame at one end of the heating tank, and a heat exchange tube is arranged in the heat exchange shell. According to the heating device, the heating tank, the driving motor, the stirring shaft, the stirring fan blades, the heating cavity and the heating wires are arranged, so that when the heating device is used, the driving motor is started to drive the stirring shaft and the stirring fan blades to rotate, the rolling stirring effect on the activated carbon in the heating tank is realized, the activated carbon can be fully heated during rolling movement, the uniformity of the heating device on the activated carbon is improved, the effect that the heating is nonuniform on finished products is avoided, and the problem that the heating is nonuniform due to the fact that a single heating block is used is avoided by arranging the heating cavity on the inner wall of the heating tank and adopting a mode that the inner wall is fully heated, so that the practicability of the heating device is enhanced.

Description

Heating kiln for producing activated carbon

Technical Field

The invention relates to the technical field of activated carbon production equipment, in particular to a heating kiln for producing activated carbon.

Background

The active carbon is widely applied in daily life of people, mainly plays a role in adsorption and purification in the fields of air purification, water treatment and the like, is specially treated, and is prepared by heating organic raw materials such as shells, coal, wood and the like under the condition of isolating air to reduce non-carbon components, then reacting with gas to erode the surface and generate a structure with developed micropores, so that an active carbon production heating kiln is required to be used for realizing carbonization treatment of the active carbon during production, but the existing active carbon production heating kiln has the following problems during actual use:

1. the common heating kiln for producing the activated carbon can not uniformly heat the activated carbon, so that the quality of the carbonized activated carbon is easily influenced by nonuniform heating;

2. the existing activated carbon production heating kilns in the market also generally have the defect that hot smoke generated after activated carbon is heated is difficult to be fully treated, so that the using effect of the device is poor;

3. the existing heating kiln for producing the activated carbon is not easy to be fixedly installed and maintain parts, so that the practicability of the device is low.

Disclosure of Invention

The invention aims to provide an activated carbon production heating kiln, which solves the problems that the activated carbon cannot be uniformly heated, hot smoke generated after the activated carbon is heated is not easy to be fully treated, fixed installation is not easy, and parts are not easy to be maintained in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a heating kiln for producing activated carbon comprises a filter tank, a heat exchange shell, a heating tank and a bearing frame, wherein the heating tank is arranged in the bearing frame, the heat exchange shell is welded on the bearing frame at one end of the heating tank, a heat exchange tube is arranged in the heat exchange shell, an air inlet pipe is arranged at one end of the top of the heat exchange shell, an electromagnetic valve is arranged on the air inlet pipe, a filter tank is arranged at the top end of the air inlet pipe, and one end of the bottom of the heat exchange shell is provided with a flue gas outlet pipe, the other end of the heating tank is provided with a vacuum pump, the input end of the vacuum pump is communicated with the top end inside the heating tank, the top end of the heating tank is provided with a feed inlet, the bottom end of the heating tank is provided with a discharge outlet, and the inside wall of heating jar is provided with the heating chamber, and the heater strip has evenly been laid to the inside in heating chamber, the internally mounted of heating jar has temperature sensor and vacuum sensor, and the PLC controller is installed to the one end that the heat transfer shell was kept away from at the carrier top.

Preferably, the inside of filter-tank evenly is provided with the filter screen, and the inside top welding of filter screen has the connecting pipe to the inside bottom of connecting pipe and filter-tank all is provided with the second ring flange, constitutes between intake pipe and the filter-tank and dismantles mounting structure, constitutes between connecting pipe and the blast pipe and dismantles mounting structure.

Preferably, an integrated welding structure is formed between the heat exchange shell and the heat exchange tube, the longitudinal section of the heat exchange tube is in a snake shape, the heat exchange tube is made of aluminum alloy, the two ends of the heat exchange tube penetrate through the heat exchange shell, and the two ends of the heat exchange tube are provided with first flange plates.

Preferably, all threaded connection has sealed lid on flue gas exit tube, discharge gate and the charge door, and the vertical center line of discharge gate and charge door is on same vertical line.

Preferably, the heating tank is kept away from the one end of heat transfer shell and is installed driving motor, and the internally mounted of driving motor output heating tank has the (mixing) shaft, and evenly welded has stirring fan blade on the (mixing) shaft, and the junction of (mixing) shaft and heating tank is provided with rubber seal.

Preferably, the heating jar bonds and has the heat preservation membrane, the heating jar with bear and constitute integrated welded structure between the frame, and bear the both ends of frame bottom and all weld the fixing base, four corners of fixing base all are provided with fixing bolt.

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

(1) the heating kiln for producing the activated carbon is provided with the heating tank, the driving motor, the stirring shaft, the stirring fan blades, the heating cavity and the heating wires, so that when the heating kiln is used, the driving motor is started to drive the stirring shaft and the stirring fan blades to rotate, the rolling stirring effect on the activated carbon in the heating tank is realized, the activated carbon can be fully heated during rolling movement, the uniformity of the heating of the device on the activated carbon is improved, the effect of a finished product is prevented from being influenced by uneven heating, and the problem of uneven heating caused by a single heating block is avoided by arranging the heating cavity on the inner wall of the heating tank in a mode of overall heating of the inner wall, so that the practicability of the device is enhanced;

(2) the active carbon production heating kiln is provided with a filter tank, filter screens, a connecting pipe, an exhaust pipe, an air inlet pipe, a heat exchange shell, a heat exchange pipe, an electromagnetic valve, a smoke outlet pipe, a heat preservation film and a first flange plate, so that hot smoke generated when an active carbon raw material in a heating tank is heated can be guided into the filter tank through the exhaust pipe and the connecting pipe, impurities in the hot smoke are filtered under the action of the two filter screens arranged in the filter tank, the situation that the hot smoke is directly discharged into the environment to cause dust pollution is avoided, when the active carbon production heating kiln is used, a user can conveniently connect corresponding air guide or water guide equipment with the bottom end of the heat exchange pipe and connect the corresponding heat supply equipment with the top end of the heat exchange pipe by using the action of the first flange plate, and the user can conveniently replace heat in the hot smoke generated when the device runs for, the device has the advantages that the device not only avoids thermal pollution caused by direct emission of hot flue gas, but also fully utilizes waste heat of the device, thereby realizing the advantages of energy conservation and environmental protection, being beneficial to the long-term popularization of the device, reducing the heat loss of the outer wall of the heating tank by utilizing the effect of the heat-insulating film, and further realizing the advantage of energy conservation;

(3) this active carbon production heating kiln is through installing the second ring flange, the filter-tank, fixing base and fixing bolt, make the device pass through the connection effect of second ring flange on the one hand, convenient to use person dismantles the filter-tank separation when idle, thereby convenient to use person maintains or changes the filter-tank, the functionality of device has been strengthened, on the other hand passes through fixing base and fixing bolt's effect, convenient to use person installs the device at suitable fixed position well, thereby the stability when having strengthened the device operation, make the device chassis more stable.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional front view of the filter housing of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a block diagram of the system of the present invention.

In the figure: 1. a filter tank; 2. an air inlet pipe; 3. a heat exchange pipe; 4. a heat exchange shell; 5. a first flange plate; 6. a flue gas outlet pipe; 7. a heating tank; 8. fixing the bolt; 9. a fixed seat; 10. a carrier; 11. a discharge port; 12. a stirring shaft; 13. a drive motor; 14. a PLC controller; 15. an electromagnetic valve; 16. an exhaust pipe; 17. a temperature sensor; 18. a feed inlet; 19. a vacuum sensor; 20. a vacuum pump; 21. a filter screen; 22. a connecting pipe; 23. a second flange plate; 24. heating wires; 25. a chamber is heated.

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. 1-4, an embodiment of the present invention is shown: a heating kiln for producing activated carbon comprises a filter tank 1, a heat exchange shell 4, a heating tank 7 and a bearing frame 10, wherein the heating tank 7 is installed inside the bearing frame 10, the heat exchange shell 4 is welded on the bearing frame 10 at one end of the heating tank 7, a heat exchange tube 3 is installed inside the heat exchange shell 4, an air inlet tube 2 is installed at one end of the top of the heat exchange shell 4, an electromagnetic valve 15 is installed on the air inlet tube 2, the filter tank 1 is installed at the top end of the air inlet tube 2, a flue gas outlet tube 6 is installed at one end of the bottom of the heat exchange shell 4, a filter screen 21 is uniformly arranged inside the filter tank 1, a connecting tube 22 is welded at the top end inside the filter screen 21, second flange plates 23 are arranged at the bottom ends inside the filter tank 1 and the connecting tube 22, a dismounting and mounting structure is formed;

when the device is used, on one hand, hot flue gas generated by heating the activated carbon raw material in the heating tank 7 can be guided into the filtering tank 1 through the exhaust pipe 16 and the connecting pipe 22, impurities in the hot flue gas are filtered under the action of the two filter screens 21 arranged in the filtering tank 1, and are prevented from being directly discharged into the environment to cause dust pollution, and on the other hand, through the connecting action of the second flange plate 23, a user can separate and disassemble the filtering tank 1 when the device is idle, so that the user can maintain or replace the filtering tank 1, and the functionality of the device is enhanced;

the other end of the heating tank 7 is provided with a vacuum pump 20, the input end of the vacuum pump 20 is communicated with the top end inside the heating tank 7, the top end of the heating tank 7 is provided with a charging opening 18, the bottom end of the heating tank 7 is provided with a discharging opening 11, the inner side wall of the heating tank 7 is provided with a heating cavity 25, heating wires 24 are uniformly laid inside the heating cavity 25, a temperature sensor 17 and a vacuum sensor 19 are arranged inside the heating tank 7, one end, far away from the heat exchange shell 4, of the top of the bearing frame 10 is provided with a PLC (programmable logic controller) 14, an integrated welding structure is formed between the heat exchange shell 4 and the heat exchange tube 3, the longitudinal section of the heat exchange tube 3 is in a snake shape, the heat exchange tube 3 is made of aluminum alloy, two ends of;

when the device is used, the action of the first flange plate 5 is utilized, so that a user can conveniently connect the corresponding air guide or water guide equipment with the bottom end of the heat exchange tube 3 and connect the corresponding heat supply equipment with the top end of the heat exchange tube 3, the user can conveniently replace heat in hot flue gas generated during the operation of the device for reutilization, the heat pollution caused by the direct discharge of the hot flue gas is avoided, the waste heat of the device is fully utilized, the advantages of energy conservation and environmental protection are realized, and the device is beneficial to the long-term popularization;

the flue gas outlet pipe 6, the discharge port 11 and the charging port 18 are all in threaded connection with sealing covers, and the vertical central lines of the discharge port 11 and the charging port 18 are on the same vertical line;

the structure of the device is optimized, and the stability of the whole structure of the device is enhanced;

a driving motor 13 is installed at one end, far away from the heat exchange shell 4, of the heating tank 7, a stirring shaft 12 is installed inside the heating tank 7 at the output end of the driving motor 13, stirring blades are uniformly welded on the stirring shaft 12, and a rubber sealing ring is arranged at the joint of the stirring shaft 12 and the heating tank 7;

when the device is used, the driving motor 13 is started to drive the stirring shaft 12 and the stirring fan blades to rotate, so that the rolling stirring effect on the activated carbon in the heating tank 7 is realized, the activated carbon can be fully heated during rolling movement, the heating uniformity of the device on the activated carbon is improved, the effect of avoiding the influence of uneven heating on finished products is avoided, and the practicability of the device is enhanced;

the heating tank 7 is bonded with a heat insulation film, an integrated welding structure is formed between the heating tank 7 and the bearing frame 10, fixing seats 9 are welded at two ends of the bottom of the bearing frame 10, and fixing bolts 8 are arranged at four corners of each fixing seat 9;

the device not only utilizes the function of the heat preservation film to reduce the heat loss of the outer wall of the heating tank 7 and realize the advantage of energy conservation, but also is convenient for a user to fixedly install the device at a proper position through the functions of the fixed seat 9 and the fixed bolt 8, thereby enhancing the stability of the device during operation and enabling the chassis of the device to be more stable;

the output ends of the temperature sensor 17 and the vacuum sensor 19 are respectively and electrically connected with the input end of the PLC controller 14 through leads, the output end of the PLC controller 14 is respectively and electrically connected with the input ends of the driving motor 13, the electromagnetic valve 15, the vacuum pump 20 and the heating wire 24 through leads, the model of the electromagnetic valve 15 can be SV1000, the model of the driving motor 13 can be Y355L1-2, the model of the vacuum pump 20 can be BYNFZ, the model of the PLC controller 14 can be FX1S-20MR-D, the model of the temperature sensor 17 can be PT100, and the model of the vacuum sensor 19 can be PRV 101.

The working principle is as follows: when the device is used, the device is externally connected with a power supply, a user firstly fixes and installs the device at a proper position under the action of the fixing seat 9 and the fixing bolt 8, so that the stability of the device in operation is enhanced, the chassis of the device is more stable, materials to be processed are added through the charging hole 18, then the cover is closed, then the vacuum pump 20 is started to pump out gas in the heating tank 7, the vacuum condition in the heating tank 7 can be monitored through the vacuum sensor 19, the monitored data are sent to the PLC controller 14, once the gas is completely pumped out, the PLC controller 14 controls the vacuum pump 20 to stop operating, then the heating wire 24 is started to cooperate with the action of the temperature sensor 17 to realize the temperature-controlled heating function on the materials in the heating tank 7, so that the use effect of the device is improved, meanwhile, the driving motor 13 is started during heating, the stirring shaft 12 and the stirring fan blades are driven to rotate, so that the rolling stirring effect on the activated carbon in the heating tank 7 is realized, the full heating of the activated carbon can be realized during the rolling motion, the uniformity of the device for heating the activated carbon is improved, the effect of influencing the finished product due to uneven heating is avoided, and the practicability of the device is enhanced, in addition, when the device is operated, on one hand, hot flue gas generated during the heating of the activated carbon raw material in the heating tank 7 can be guided into the filtering tank 1 through the exhaust pipe 16 and the connecting pipe 22, under the action of the two filtering nets 21 arranged in the filtering tank 1, impurities in the hot flue gas are filtered, the dust pollution caused by the direct discharge of the impurities into the environment is avoided, on the other hand, when the device is used, a user can conveniently connect corresponding gas guide or water guide equipment with the bottom end of the heat exchange pipe 3, and connect the corresponding heat supply equipment with the top end of the, thereby convenient to use person changes the heat in the hot flue gas that produces when the device moves and gets off and carry out the reuse, the direct discharge of hot flue gas caused thermal pollution has both been avoided, again make full use of the used heat of device, thereby energy-concerving and environment-protective advantage has been realized, be favorable to the long-term popularization of the device, and utilize the effect of heat preservation membrane, the heat loss of heating jar 7 outer wall has been alleviateed, energy-conserving advantage has further been realized, be favorable to the long-term popularization of the device, finally, the user can open the sealed lid on the discharge gate 11, the realization is got the material.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides an active carbon production heating kiln, includes filter tank (1), heat transfer shell (4), heating jar (7) and bears frame (10), its characterized in that: the heating device is characterized in that a heating tank (7) is arranged inside the bearing frame (10), a heat exchange shell (4) is welded on the bearing frame (10) at one end of the heating tank (7), a heat exchange tube (3) is arranged inside the heat exchange shell (4), an air inlet tube (2) is arranged at one end of the top of the heat exchange shell (4), an electromagnetic valve (15) is arranged on the air inlet tube (2), a filter tank (1) is arranged at the top end of the air inlet tube (2), a flue gas outlet tube (6) is arranged at one end of the bottom of the heat exchange shell (4), a vacuum pump (20) is arranged at the other end of the heating tank (7), the input end of the vacuum pump (20) is communicated with the top end inside the heating tank (7), a feed inlet (18) is arranged at the top end of the heating tank (7), a discharge hole (11) is arranged at the bottom end of the heating tank (7, the inside of heating jar (7) is installed temperature sensor (17) and vacuum sensor (19), bears the frame (10) top and keeps away from the one end of heat transfer shell (4) and installs PLC controller (14).

2. The activated carbon production heating kiln of claim 1, wherein: the inside of rose tank (1) evenly is provided with filter screen (21), and the inside top welding of filter screen (21) has connecting pipe (22) to the inside bottom of connecting pipe (22) and rose tank (1) all is provided with second ring flange (23), constitutes between intake pipe (2) and the rose tank (1) and dismantles mounting structure, constitutes between connecting pipe (22) and blast pipe (16) and dismantles mounting structure.

3. The activated carbon production heating kiln of claim 1, wherein: constitute integrated welded structure between heat transfer shell (4) and heat exchange tube (3), and the longitudinal section of heat exchange tube (3) is snakelike, and the material of heat exchange tube (3) is the aluminum alloy, and heat exchange shell (4) is all run through at the both ends of heat exchange tube (3) to the both ends of heat exchange tube (3) all are provided with first ring flange (5).

4. The activated carbon production heating kiln of claim 1, wherein: all threaded connection has sealed lid on flue gas exit tube (6), discharge gate (11) and charge door (18), and the vertical center line of discharge gate (11) and charge door (18) is on same vertical line.

5. The activated carbon production heating kiln of claim 1, wherein: heating tank (7) are kept away from the one end of heat transfer shell (4) and are installed driving motor (13), and the internally mounted of driving motor (13) output heating tank (7) has (mixing) shaft (12), and evenly weld on (mixing) shaft (12) has stirring fan blade, and the junction of (mixing) shaft (12) and heating tank (7) is provided with rubber seal.

6. The activated carbon production heating kiln of claim 1, wherein: heating jar (7) bonding has the heat preservation membrane, heating jar (7) with bear and constitute integrated welded structure between frame (10), and bear both ends of frame (10) bottom and all weld fixing base (9), four corners of fixing base (9) all are provided with fixing bolt (8).

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