CN110844904B - Automatic temperature control activation furnace - Google Patents
Automatic temperature control activation furnace Download PDFInfo
- Publication number
- CN110844904B CN110844904B CN201911298036.1A CN201911298036A CN110844904B CN 110844904 B CN110844904 B CN 110844904B CN 201911298036 A CN201911298036 A CN 201911298036A CN 110844904 B CN110844904 B CN 110844904B
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- boiler
- activation
- cooling device
- activation furnace
- combustion chamber
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/39—Apparatus for the preparation thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/27—Control of temperature characterised by the use of electric means with sensing element responsive to radiation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The utility model provides an automatic change control by temperature change activation furnace, includes activation furnace body, combustion chamber, boiler and cooling device, the activation furnace body includes activation storehouse and is located the heat preservation outside the activation storehouse, activation storehouse one end is equipped with the outside raw materials charge door of intercommunication, is located raw materials charge door lower extreme and is equipped with driving motor, activation storehouse is equipped with steam pipe on the length direction, activation storehouse other end is connected with the discharge gate, the discharge gate below is equipped with the boiler, the boiler outside is equipped with one deck insulating brick wall, constitute a columniform heating chamber between insulating brick wall and the boiler, the boiler upper end is equipped with the opening and passes insulating brick wall and steam pipe intercommunication, the boiler left side is through hot passage and combustion chamber intercommunication, the insulating brick wall is equipped with the flue discharge port, the boiler right side is equipped with cooling device, cooling device passes through discharge gate connecting pipe and discharge gate intercommunication. The invention has simple structure, can recycle resources, saves energy, ensures carbonization efficiency and is worth popularizing.
Description
Technical Field
The invention relates to the technical field of activated carbon processing equipment, in particular to an automatic temperature control activation furnace.
Background
Activated carbon is a specially treated carbon in which organic materials are heated in the absence of air to reduce non-carbon components, and then react with gases to attack the surface and produce a microporous structure.
In the preparation process, disordered carbon atoms and hetero atoms of the high-temperature activating gas with oxidability react first to open originally closed holes, so that the surface of the basic microcrystal is exposed, and then the activating gas and the carbon atoms on the surface of the basic microcrystal continue to undergo oxidation reaction to continuously expand the pores. Some unstable carbon generates CO and CO due to gasification 2 、H 2 And other carbon compound gases, thereby generating new pores, and simultaneously removing tar, non-carbonized matters and the like, and finally obtaining the active carbon product. The developed specific surface area of the activated carbon is derived from the increase of the pore volume of the mesopores and macroporesAnd the formed macropores, mesopores and micropores are connected and communicated with each other. Because the physical method has relatively simple process flow, the generated waste gas is treated by CO 2 And water vapor is the main component, so that the environmental pollution is less, and the finally obtained activated carbon product has high specific surface area, developed pore structure and wide application range, so that the activated carbon is mainly produced by a physical method or a physical-chemical integrated method at present.
The activation process needs to ensure the temperature inside the activation bin at any time, cannot be too high or too low, otherwise, incomplete activation or excessive activation is caused to cause heat waste, when the temperature inside the activation bin cannot meet the requirement for activation, the activation quality is directly affected, the temperature of an aqueous solution of activated carbon after the activation is also increased when the activated carbon is cooled by water, and the cooling effect is affected when the activated carbon is not replaced in time.
Disclosure of Invention
The invention aims at: the automatic temperature control activation furnace is provided for overcoming the defects, so that heat is timely supplemented in the activation process to avoid heat loss in the activation process, and meanwhile, the recycling of the heat is ensured, and the energy is saved and the environment is protected.
In order to achieve the above purpose, the following technical scheme is adopted: the utility model provides an automatic change control by temperature change activation furnace, includes activation furnace body, combustion chamber, boiler and cooling device, the activation furnace body includes activation storehouse and is located the heat preservation outside the activation storehouse, activation furnace body slope sets up and the lower extreme is equipped with the support frame that is used for supporting the activation furnace body, activation storehouse one end is equipped with the outside raw materials charge door of intercommunication, is located raw materials charge door lower extreme be equipped with the driving motor that the activation storehouse is connected, the activation storehouse is equipped with steam conduit along length direction, the activation storehouse other end is connected with the discharge gate, the discharge gate below is equipped with the boiler, the boiler outside is equipped with one deck heat preservation brick wall, constitute a columniform heating chamber between heat preservation brick wall and the boiler, the boiler upper end is equipped with the opening and passes heat preservation brick wall and steam conduit intercommunication, the boiler left side is through hot passage and combustion chamber intercommunication, be located the heat preservation brick wall on the boiler right side is equipped with the flue outlet, the boiler right side is equipped with cooling device, cooling device is through discharge gate and discharge gate intercommunication, be equipped with temperature sensor along length direction inner wall, temperature sensor disposes the accuse that has CH6 to match.
Preferably, the cooling device comprises a cooling box and a collecting box penetrating through the cooling box, wherein the lower end of the collecting box penetrates through the cooling box to be provided with an active carbon discharging hole, the bottom of the cooling box is provided with a pump body, the pump body is communicated with the bottom in the boiler through a hot communicating pipe, and the upper end of the cooling box is provided with a water filling hole.
Preferably, tap water is filled in the cooling box, and the tap water level is higher than a discharge port connecting pipe positioned in the cooling device.
Preferably, the collecting box upper end is connected with the waste gas export, waste gas export upper end has connected gradually draught fan and waste gas combustion chamber, the waste gas combustion chamber other end is equipped with the heat pipe, the heat pipe communicates with the different positions of activation furnace body length direction respectively through the heat conduction branch pipe.
Preferably, valve switches are arranged on the heat conducting pipe and the heat conducting branch pipe.
Preferably, the raw materials of the combustion chamber are carbonaceous materials, a second induced draft fan is connected to the flue outlet, and the second induced draft fan is communicated with the heat conducting pipe.
Preferably, the temperature sensor is an infrared temperature sensor, and the range of the infrared temperature sensor is 0-1000 ℃.
The invention has the beneficial effects that: according to the automatic temperature control activation furnace provided by the invention, the inside of the activation bin is heated in a steam activation mode, so that the generated high-temperature activated carbon can be cooled, and the pump body and the hot communicating pipe can be used for conveying high-temperature cooling water into the boiler, so that the influence effect of the reduction of the activation temperature caused by the addition of low-temperature water into the boiler is avoided; the induced draft fan and the waste gas combustion chamber can re-burn the gas generated in the activation process and transfer the heat into the activation furnace body through the heat conducting pipe, so that the full utilization and the recycling of the heat are ensured; the carbon raw material is used as the raw material, so that carbon dioxide generated by combustion does not pollute the environment, and carbon dioxide gas can be brought into the activation furnace body to be supplemented under the action of the second induced draft fan; the temperature sensor and the temperature control meter matched with the temperature sensor can observe the temperature of the activation process, so that the temperature and the efficiency are improved conveniently; and the tail gas generated by carbonization or the heat generated by combustion is utilized for supplying heat, so that the recycling of the heat is realized, and the energy consumption is saved.
Drawings
FIG. 1 is a schematic diagram of an automatic temperature control activation furnace according to the present invention.
In the figure, a 1-activation furnace body, a 2-combustion chamber, a 3-boiler, a 4-cooling device, a 5-activation bin, a 6-heat preservation layer, a 7-support frame, an 8-raw material charging port, a 9-driving motor, a 10-steam pipeline, an 11-heat preservation brick wall, a 12-heating chamber, a 13-heat channel, a 14-flue outlet, a 15-outlet connecting pipe, a 41-cooling box, a 42-collecting box, a 43-activated carbon outlet, a 44-pump body, a 45-heat communicating pipe, a 46-water filling port, a 47-waste gas outlet, a 48-induced draft fan, a 49-waste gas combustion chamber, a 50-heat conducting pipe, a 501-heat conducting branch pipe and a 51-second induced draft fan.
Detailed Description
The following description of the embodiments of the present invention will be made more fully hereinafter with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1, an automatic temperature control activation furnace comprises an activation furnace body 1, a combustion chamber 2, a boiler 3 and a cooling device 4, wherein the activation furnace body 1 comprises an activation bin 5 and a heat preservation layer 6 positioned outside the activation bin 5, the activation furnace body 1 is obliquely arranged and provided with a support frame 7 used for supporting the activation furnace body 1 at the lower end, one end of the activation bin 5 is provided with a raw material charging port 8 communicated with the outside, the lower end of the raw material charging port 8 is provided with a driving motor 9 connected with the activation bin 5, the activation bin 5 is provided with a steam pipeline 10 along the length direction, the other end of the activation bin 5 is connected with a discharge port, the lower part of the discharge port is provided with the boiler 3, the outside of the boiler 3 is provided with a layer of heat preservation brick wall 11, a cylindrical heating chamber 12 is formed between the heat preservation brick wall 11 and the boiler 3, the upper end of the boiler 3 is provided with an opening and is communicated with the steam pipeline 10 through a heat preservation brick wall 11, the left side of the boiler 3 is communicated with the combustion chamber 2 through a heat channel 13, the brick wall 11 positioned on the right side of the boiler 3 is provided with a discharge port 14, the right side of the boiler 3 is provided with a cooling device 4 is provided with a temperature sensor 4 along the length direction of the discharge port, the temperature sensor is matched with the temperature sensor 4 along the length direction, and the temperature sensor is provided with a temperature sensor 4.
The cooling device 4 comprises a cooling box 41 and a collecting box 42 penetrating through the cooling box 41, wherein an activated carbon discharging hole 43 is formed in the lower end of the collecting box 42 penetrating through the cooling box 41, a pump body 44 is arranged at the bottom of the cooling box 41, the pump body 44 is communicated with the bottom in the boiler 3 through a thermal communicating pipe 45, and a water filling hole 46 is formed in the upper end of the cooling box 41.
Tap water is filled in the cooling box 41, and the tap water level is higher than the discharge port connecting pipe 15 positioned in the cooling device 4.
The upper end of the collecting box 42 is connected with an exhaust gas outlet 47, the upper end of the exhaust gas outlet 47 is sequentially connected with an induced draft fan 48 and an exhaust gas combustion chamber 49, the other end of the exhaust gas combustion chamber 49 is provided with a heat conducting pipe 50, and the heat conducting pipe 50 is respectively communicated with different positions in the length direction of the activation furnace body 1 through heat conducting branch pipes 501.
The heat conducting pipe 50 and the heat conducting branch pipe 501 are respectively provided with a valve switch.
The raw material of the combustion chamber 2 is carbonaceous material, a second induced draft fan 51 is connected to the flue outlet 14, and the second induced draft fan 51 is communicated with the heat conduction pipe 50; or the combustion waste gas passing through the flue outlet 14 is discharged after reaching the standard through treatment.
The temperature sensor is an infrared temperature sensor, and the range of the infrared temperature sensor is 0-1000 ℃.
The physical-chemical activation method is to combine the application of physicalActivation and chemical activation, i.e. the carbon is treated chemically and then further physically (steam or CO 2 ) Activating. Foreign researchers through H 3 PO 4 And CO 2 The super active carbon with specific surface area up to 3700m2/g is prepared by combined activation, which comprises the steps of firstly using H at 85 DEG C 3 PO 4 Soaking wood raw materials, carbonizing at 450 ℃ for 4 hours, and then using CO 2 Activating. The physical method and the chemical method are combined, carbonized tail gas of the physical method is utilized to supply heat for chemical method production, heat recycling in the production process is realized, and simultaneously active carbon of the physical method and active carbon of the chemical method are obtained; and the physical method activated carbon is obtained by using the physical method alone.
When the device is used, raw materials are added from a raw material feeding port 8, a driving motor 9 is turned on, fuel in a combustion chamber is combusted, generated heat enters a heating chamber 12 through a heat channel 13 to heat a boiler 3, when the water in the boiler is insufficient, a pump body 44 can be turned on to enable the water to enter the bottom of the boiler through a heat communicating pipe 45 to be supplemented, generated steam enters an activation bin through a steam pipeline 10 and preheats or heats the raw materials, the inside of the activation bin is heated in a heat radiation heating mode, a heat radiation heating body is positioned on the inner wall of the activation bin along the length direction, a temperature sensor is arranged in the activation bin, the temperature change in the period can be observed, the heating or preheating time is ensured, and when the activation reaches a certain time, activated carbon can be discharged to a cooling device 4 through a discharge port connecting pipe 15 to be cooled; the activated carbon enters a collecting box 42 in the cooling device 4, the temperature of the activated carbon is reduced under the action of an external cooling box 41, and the activated carbon is discharged through an activated carbon discharge hole 43, so that high-quality activated carbon can be obtained; the activated carbon entering the collecting box contains a plurality of mixed gases, and the gases are pumped out under the action of the induced draft fan 48 and burnt in the waste gas combustion chamber 49, and a large amount of heat is generated, so that the heat enters the activation furnace again by opening the valves on the heat conducting pipe 50 and the heat conducting branch pipe 501; when the water source for generating steam in the boiler 3 is insufficient, the water needs to be timely supplemented, and the supplementing cold water can cause the temperature change in the activation furnace body to be quicker, and the water in the cooling box 41 cools the high-temperature activated carbon, so the water temperature in the cooling box 41At this time, the pump body 44 is opened, high-temperature cooling water is injected into the boiler 3 through the thermal communication pipe 45 to supplement water, the temperature difference is avoided to be large, heat is recycled, and the water filling port 46 is arranged on the cooling box 41, so that low-temperature water can be added into the cooling box 41 to enable the cooling box 41 to exceed the height of the discharge port connecting pipe 15 in the cooling box 41; when carbonaceous feedstock is used as material for combustion in the combustion chamber 2, the substances produced thereby are mainly CO 2 Mainly, CO is produced 2 Then the raw materials enter the activation furnace body 1 through the flue outlet 14, the second induced draft fan 51, the heat conduction pipe 50 and the heat conduction branch pipe 501 in sequence to activate the raw materials, so that the gas generated by combustion is fully utilized; when CO is produced 2 The air is discharged to the atmosphere after being discharged and treated through the flue outlet 14, and environmental pollution is not caused.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (3)
1. Automatic change control by temperature change activation furnace, including activation furnace body (1), combustion chamber (2), boiler (3) and cooling device (4), its characterized in that: the activation furnace body (1) comprises an activation bin (5) and an insulating layer (6) positioned outside the activation bin (5), the activation furnace body (1) is obliquely arranged, a supporting frame (7) used for supporting the activation furnace body (1) is arranged at the lower end of the activation furnace body, a raw material feeding hole (8) communicated with the outside is arranged at one end of the activation bin (5), a driving motor (9) connected with the activation bin (5) is arranged at the lower end of the raw material feeding hole (8), a steam pipeline (10) is arranged on the activation bin (5) along the length direction, a discharge hole is connected with the other end of the activation bin (5), a boiler (3) is arranged below the discharge hole, a layer of insulating brick wall (11) is arranged outside the boiler (3), a cylindrical heating chamber (12) is formed between the insulating brick wall (11) and the boiler (3), an opening is formed at the upper end of the boiler (3) and is communicated with the steam pipeline (10) through the heat insulating brick wall (13), the left side of the boiler (3) is communicated with the combustion chamber (2) through the heat channel (13), a cooling device (14) is arranged at the right side of the boiler (3) through the cooling device (4), a cooling device (4) is arranged at the right side of the boiler (3) through the cooling device, the cooling device is communicated with the discharge hole (4), the cooling device (4) comprises a cooling box (41) and a collecting box (42) penetrating the cooling box (41), wherein the lower end of the collecting box (42) penetrates the cooling box (41) to be provided with an activated carbon discharging hole (43), the bottom of the cooling box (41) is provided with a pump body (44), the pump body (44) is communicated with the inner bottom of the boiler (3) through a hot communicating pipe (45), the upper end of the cooling box (41) is provided with a water filling hole (46), the upper end of the collecting box (42) is connected with an exhaust gas outlet (47), the upper end of the exhaust gas outlet (47) is sequentially connected with an induced draft fan (48) and an exhaust gas combustion chamber (49), the other end of the exhaust gas combustion chamber (49) is provided with a heat conducting pipe (50), the heat conducting pipe (50) is respectively communicated with different positions of the length direction of the activation furnace body (1) through heat conducting branch pipes (501), the raw materials of the combustion chamber (2) are carbonaceous materials, and a second induced draft fan (51) is connected to the flue outlet (14).
2. The automated temperature controlled activation furnace of claim 1, wherein: tap water is filled in the cooling box (41), and the tap water level is higher than a discharge port connecting pipe (15) positioned in the cooling device (4).
3. The automated temperature controlled activation furnace of claim 1, wherein: valve switches are arranged on the heat conducting pipe (50) and the heat conducting branch pipe (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911298036.1A CN110844904B (en) | 2019-12-17 | 2019-12-17 | Automatic temperature control activation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911298036.1A CN110844904B (en) | 2019-12-17 | 2019-12-17 | Automatic temperature control activation furnace |
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| Publication Number | Publication Date |
|---|---|
| CN110844904A CN110844904A (en) | 2020-02-28 |
| CN110844904B true CN110844904B (en) | 2023-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911298036.1A Active CN110844904B (en) | 2019-12-17 | 2019-12-17 | Automatic temperature control activation furnace |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203545691U (en) * | 2013-10-11 | 2014-04-16 | 山东捷顺昌环保炭业有限公司 | External heating type rotary activation furnace |
| CN105565315A (en) * | 2016-02-02 | 2016-05-11 | 江苏优华达环保材料科技有限公司 | Internal radiant heat type activated carbon production device |
| CN206142835U (en) * | 2016-08-31 | 2017-05-03 | 上海新活力活性炭有限公司 | Active charcoal activating system |
| CN107473220A (en) * | 2017-09-23 | 2017-12-15 | 席轶 | It is a kind of to utilize the method for activating converter producing activated material |
| CN207046870U (en) * | 2017-07-14 | 2018-02-27 | 石家庄市博通宇工贸有限公司 | A kind of improved absorbent charcoal activation furnace |
| CN208378431U (en) * | 2018-04-20 | 2019-01-15 | 光大环保（中国）有限公司 | A kind of rotary activated furnace |
| CN209193558U (en) * | 2018-10-29 | 2019-08-02 | 石家庄市博通宇工贸有限公司 | Energy-saving environment protection active carbon activation furnace |
-
2019
- 2019-12-17 CN CN201911298036.1A patent/CN110844904B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203545691U (en) * | 2013-10-11 | 2014-04-16 | 山东捷顺昌环保炭业有限公司 | External heating type rotary activation furnace |
| CN105565315A (en) * | 2016-02-02 | 2016-05-11 | 江苏优华达环保材料科技有限公司 | Internal radiant heat type activated carbon production device |
| CN206142835U (en) * | 2016-08-31 | 2017-05-03 | 上海新活力活性炭有限公司 | Active charcoal activating system |
| CN207046870U (en) * | 2017-07-14 | 2018-02-27 | 石家庄市博通宇工贸有限公司 | A kind of improved absorbent charcoal activation furnace |
| CN107473220A (en) * | 2017-09-23 | 2017-12-15 | 席轶 | It is a kind of to utilize the method for activating converter producing activated material |
| CN208378431U (en) * | 2018-04-20 | 2019-01-15 | 光大环保（中国）有限公司 | A kind of rotary activated furnace |
| CN209193558U (en) * | 2018-10-29 | 2019-08-02 | 石家庄市博通宇工贸有限公司 | Energy-saving environment protection active carbon activation furnace |
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| Publication number | Publication date |
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| CN110844904A (en) | 2020-02-28 |
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