CN114100593A - Device and method for producing activated carbon by thermal regeneration method - Google Patents
Device and method for producing activated carbon by thermal regeneration method Download PDFInfo
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- CN114100593A CN114100593A CN202111461540.6A CN202111461540A CN114100593A CN 114100593 A CN114100593 A CN 114100593A CN 202111461540 A CN202111461540 A CN 202111461540A CN 114100593 A CN114100593 A CN 114100593A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3416—Regenerating or reactivating of sorbents or filter aids comprising free carbon, e.g. activated carbon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
- B01J20/3458—Regenerating or reactivating using a particular desorbing compound or mixture in the gas phase
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3483—Regenerating or reactivating by thermal treatment not covered by groups B01J20/3441 - B01J20/3475, e.g. by heating or cooling
Abstract
The invention discloses a device and a method for producing activated carbon by a thermal regeneration method, belongs to the technical field of activated carbon production, and solves the problems of high cost and low efficiency of activated carbon regeneration. Set up the basket and place active carbon, there is the clearance between the multilayer basket, can make the comprehensive contact gas of active carbon and heat to by inserting the gas core subassembly at basket center as gas injection port, gas injection face wide range, active carbon pore canal mediation activation rate improves.
Description
Technical Field
The invention relates to the technical field of activated carbon production, in particular to a device and a method for producing activated carbon by a thermal regeneration method.
Background
The active carbon regeneration method is characterized in that active carbon which is fully absorbed is treated under certain conditions and then is activated again. The activated carbon has been used in large quantities in the aspects of environmental protection, industry and civilian use, and has achieved considerable effect, however, after the activated carbon is fully absorbed and replaced, the activated carbon is used for absorption and is a physical process, so that the impurities in the used activated carbon can be desorbed by adopting high-temperature steam, and the original activity of the impurities can be recovered, so that the purpose of reuse can be achieved, and obvious economic benefit can be achieved. The regenerated active carbon can be continuously reused and regenerated.
The heat regeneration method is the most applied and industrially most mature activated carbon regeneration method. The activated carbon after treating organic wastewater is generally divided into three stages of drying, high-temperature carbonization and activation according to the change of organic matters when heated to different temperatures in the regeneration process. In the drying stage, the moisture contained in the raw material is mainly evaporated by the heat supplied from the outside, and the temperature is controlled to be about 150 ℃; in the high-temperature carbonization stage, part of organic matters adsorbed on the activated carbon are boiled and vaporized for desorption, part of the organic matters undergo decomposition reaction to generate micromolecular hydrocarbon for desorption, and residual components are left in pores of the activated carbon to form 'fixed carbon'; in the activation stage, CO is introduced into the reaction kettle2、CO、H2Or steam, etc. to clean the micropores of the active carbon and restore its adsorption performance. However, in the regeneration process, an external energy source is required for heating, the investment and operation cost are high, activated carbon is easy to collide and crack due to no constraint on the activated carbon in the production process, if a solid structure is adopted for constraining the activated carbon, the position of the activated carbon is limited, gas is sprayed from one end of the device in the activation process, the gas is discharged from the other end of the device, and the activated carbon at the tail end of the device is low in activation efficiency and poor in effect.
Disclosure of Invention
The invention aims to provide a device and a method for producing activated carbon by a thermal regeneration method, wherein a plurality of layers of baskets are provided with gaps for placing the activated carbon, the activated carbon can be in full contact with gas and heat, a gas core component inserted into the center of the baskets is used as a gas injection port, the range of a gas injection surface is wide, and the dredging activation rate of activated carbon pore channels is improved, so that the problems in the background technology are solved.
In order to achieve the purpose, the invention provides the following technical scheme: the device for producing the activated carbon by the thermal regeneration method comprises a heating assembly, a main barrel assembly, a gas core assembly and a basket assembly, wherein the heating assembly is arranged outside the main barrel assembly and used for carrying out heat exchange and electric heating on the main barrel assembly, a plurality of annular basket assemblies are fixedly arranged inside the main barrel assembly, gaps exist among the basket assemblies, the basket assembly is used for fixing the activated carbon, the gas core assembly is inserted into the middle of the main barrel assembly and used for spraying gas into the main barrel assembly and dredging and activating a pore channel on the activated carbon.
Further, the heating assembly comprises a heat exchange outer barrel, a water pump and a heating electric piece, the heat exchange outer barrel is fixedly connected to the outer portion of the heat exchange outer barrel, the heating electric piece is arranged on the inner side of the heat exchange outer barrel, a closed cavity capable of containing a heat supply medium is formed between the heating electric piece and the heat exchange outer barrel, and the heating electric piece is detachably mounted on the outer portion of the main barrel assembly.
Further, the main barrel assembly comprises a main barrel body, a barrel cover and a bottom plate, the upper end of the main barrel body is detachably connected with the barrel cover, the middle of the barrel cover is provided with the gas core assembly, the lower end of the main barrel body is provided with the bottom plate, and the bottom plate is provided with exhaust holes communicated with the pipeline. The cylinder cover and the main cylinder body are connected through buckles, threads or rubber in an extrusion mode, the cylinder cover needs to be opened from the main cylinder body before use, a plurality of net basket assemblies are sequentially placed into the main cylinder body, and the side plates on two sides of each net basket assembly are fixed on the inner wall of the main cylinder body.
Further, the basket subassembly includes basket top cap, basket underframe, basket annular rack, elevating assembly, basket rotating electrical machines, curb plate and basket drive gear, basket underframe and basket top cap all are the annular, and through elevating assembly interconnect between the two, set up upper end open-ended annular notch on the basket underframe, the basket top cap reciprocates in this annular notch, the outside fixedly connected with basket annular rack of lower extreme of basket underframe, the meshing is connected with the basket drive gear of two mutual symmetries on the basket annular rack, basket drive gear passes through bearing swivelling joint on the curb plate, there is basket rotating electrical machines through bolt fixed mounting on the curb plate, the output of basket rotating electrical machines is connected with basket drive gear.
Further, the basket top cap includes top cap exoskeleton, top cap inner frame, side ear one and wire net one, the both sides of top cap inner frame are provided with side ear one, and are provided with wire net one between top cap inner frame and the top cap exoskeleton.
Further, the basket underframe comprises an underframe outer skeleton I, an underframe outer skeleton II, an underframe inner skeleton I, an underframe inner skeleton II, a side ear II, a steel wire net III and a steel wire net IV, the two sides of the underframe inner skeleton I are provided with side ear II, the inner side of the underframe outer skeleton I is provided with an underframe inner skeleton I parallel to the underframe outer skeleton I, the steel wire net II is arranged between the underframe outer skeleton I and the underframe inner skeleton I, the bottom frame outer skeleton II is arranged above the underframe outer skeleton I, the steel wire net III is arranged between the underframe outer skeleton II and the underframe outer skeleton I, the inner side of the underframe outer skeleton II is provided with the underframe inner skeleton II parallel to the bottom frame outer skeleton II, and the steel wire net IV is arranged between the underframe outer skeleton II and the underframe inner skeleton II.
Furthermore, the lifting component is any one of an air cylinder, a hydraulic cylinder or an electric telescopic rod, one end of the lifting component is fixedly connected with a first side lug, and the other end of the lifting component is fixedly connected with a second side lug.
Further, the gas core subassembly includes gas core pipe, air cock, microcylinder, support plate, gas core ring gear, gas core rotating electrical machines, gas core rotary gear and gas transmission portion, the gas core pipe is pegged graft in the middle part of basket subassembly, be provided with a plurality of air cocks on the gas core pipe, the air cock communicates with each other with the inside cavity of gas core pipe, the upper end port department fixedly connected with gas core ring gear of gas core pipe, the meshing has gas core rotating gear on the gas core ring gear, gas core rotating gear and gas core rotating electrical machines interconnect, gas core rotating electrical machines installs on the support plate, through a plurality of microcylinders interconnect between support plate and the basket subassembly, a plurality of microcylinders are the annular and distribute, gas transmission portion is installed to the tip of gas core pipe.
Further, the gas transmission portion comprises a gas tank, a gas pump, an electromagnetic valve, a gas pipe and a support, the support is fixedly connected to the support plate, a middle pipe orifice of the support is fixedly connected to the gas pipe, the gas pipe orifice and the gas core pipe are connected in a rotating mode, the electromagnetic valve is connected to the gas pipe in series, the end portion of the gas pipe is connected with the gas pump, and the gas pump is connected with the gas tank through a pipeline.
According to another aspect of the present invention, there is provided a production method of a thermal regeneration-method activated carbon production apparatus, comprising the steps of:
s101: placing activated carbon in a basket assembly, fixing the basket assembly in a main cylinder assembly, sealing the main cylinder assembly and filling inert gas into the main cylinder assembly;
s102: starting the heating assembly, heating the inner space of the main cylinder assembly to 140-;
s103: starting the heating assembly, heating the inner space of the main cylinder assembly to 700-;
s104: and starting the gas core assembly, wherein the gas core assembly sprays carbon monoxide gas into the inner space of the main cylinder assembly, and the pore passages on the activated carbon are dredged and activated.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the device and the method for producing the activated carbon by the thermal regeneration method, the baskets are arranged for placing the activated carbon, gaps exist among the baskets, the activated carbon can be in full contact with gas and heat, the gas core assembly inserted into the center of the baskets serves as a gas injection port, the range of a gas injection surface is wide, and the dredging activation rate of activated carbon pore channels is improved;
2. the device and the method for producing the activated carbon by the thermal regeneration method utilize the heat supply medium to provide heat for the production of the activated carbon, thereby improving the utilization rate of recovered heat, reducing the heat consumption cost in the production process of the activated carbon, and simultaneously adopting the heat supply medium as a heat preservation medium to reduce the heat consumption in the production process and improve the heat utilization rate;
3. according to the device and the method for producing the activated carbon by the thermal regeneration method, the basket rotating motor can drive the basket to rotate relative to the main cylinder assembly, and the micro cylinder and the gas core assembly are driven to lift relative to the main cylinder assembly, so that the angle between the gas nozzle and the activated carbon is changed, the spraying range is improved, the slow speed of introducing gas into dead corners of pore channels on the activated carbon is avoided, and the activation efficiency is improved.
Drawings
FIG. 1 is an overall structural view of a thermal regeneration-process activated carbon production apparatus of the present invention;
FIG. 2 is a drawing showing the connection of the basket assembly of the apparatus for producing activated carbon by thermal regeneration according to the present invention;
FIG. 3 is a structural view of a main drum assembly of the apparatus for producing activated carbon by thermal regeneration of the present invention;
FIG. 4 is a structural view of a heating unit of the apparatus for producing activated carbon by thermal regeneration according to the present invention;
FIG. 5 is an assembly view of a basket assembly of the thermal regeneration activated carbon production apparatus of the present invention;
FIG. 6 is an exploded view of a basket assembly of the thermal regeneration activated carbon production apparatus of the present invention;
FIG. 7 is a view showing the construction of a gas core assembly of the apparatus for producing activated carbon by thermal regeneration of the present invention;
FIG. 8 is a schematic view of a gas core rotary electric machine of the apparatus for producing activated carbon by thermal regeneration according to the present invention;
FIG. 9 is a view showing the construction of a gas transfer part of an apparatus for producing activated carbon by thermal regeneration according to the present invention;
fig. 10 is a flow chart of a production method of the thermal regeneration-method activated carbon production apparatus of the present invention.
In the figure: 1. a heating assembly; 11. a heat exchange outer cylinder; 12. a water pump; 13. heating the electric sheet; 2. a primary cartridge assembly; 21. a main drum body; 22. a cylinder cover; 23. a base plate; 3. an air core assembly; 31. a gas core pipe; 32. an air tap; 33. a micro cylinder; 34. a carrier plate; 35. a gas core annular rack; 36. a gas core rotating electrical machine; 37. a gas core rotary gear; 38. a gas transmission part; 381. a gas box; 382. an air pump; 383. an electromagnetic valve; 384. an air tube; 385. a support; 4. a basket assembly; 41. a basket top cover; 411. a top cover exoskeleton; 412. a top cover inner skeleton; 413. a first lateral ear; 414. a first steel wire mesh; 42. a basket bottom frame; 421. a first outer framework of the bottom frame; 422. a second bottom frame outer framework; 423. a first inner framework of the bottom frame; 424. a second bottom frame inner framework; 425. a second lateral ear; 426. a second steel wire mesh; 427. a third steel wire mesh; 428. a fourth steel wire mesh; 43. a basket ring rack; 44. a lifting assembly; 45. a basket rotation motor; 46. a side plate; 47. the net basket transmission gear.
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 to 2, the apparatus for producing activated carbon by thermal regeneration comprises a heating assembly 1, a main cylinder assembly 2, a gas core assembly 3 and a basket assembly 4, wherein the heating assembly 1 is arranged outside the main cylinder assembly 2, the heating assembly 1 is used for the main cylinder assembly 2 to perform heat exchange and electric heating, a plurality of annular basket assemblies 4 are fixedly arranged inside the main cylinder assembly 2, gaps exist among the basket assemblies 4, the basket assemblies 4 are used for fixing activated carbon, the gas core assembly 3 is inserted into the middle part of the main cylinder assembly 2, and the gas core assembly 3 is used for spraying gas into the main cylinder assembly 2 and dredging and activating pore channels on the activated carbon.
Referring to fig. 3 to 4, the heating assembly 1 includes a heat exchange outer cylinder 11, a water pump 12 and a heating electric piece 13, the heat exchange outer cylinder 11 is fixedly connected to the outside of the heat exchange outer cylinder 11, the heating electric piece 13 is disposed on the inside of the heat exchange outer cylinder 11, a closed cavity capable of accommodating a heat supply medium is disposed between the heating electric piece 13 and the heat exchange outer cylinder 11, the heating electric piece 13 is detachably mounted on the outside of the main cylinder assembly 2, the heat supply medium in this embodiment is preferably molten salt, the molten salt is used for supplying heat in the closed cavity between the heating electric piece 13 and the heat exchange outer cylinder 11, the heat for supplying heat can be obtained by heat exchange in a high temperature place such as a furnace, so as to reduce the cost of activated carbon regeneration and improve the heat utilization rate, wherein the heating assembly 1 needs to provide a temperature of about 150-, when the fused salt can't provide high temperature, through heating electric piece 13 auxiliary heating, the heat supply, when heating electric piece 13 heating main section of thick bamboo subassembly 2, the fused salt can keep warm for it provides, and extension main section of thick bamboo subassembly 2 maintains homothermal time, improves heat utilization.
The main barrel assembly 2 comprises a main barrel body 21, a barrel cover 22 and a bottom plate 23, the upper end of the main barrel body 21 is detachably connected with the barrel cover 22, the middle of the barrel cover 22 is provided with the gas core assembly 3, the lower end of the main barrel body 21 is provided with the bottom plate 23, and the bottom plate 23 is provided with exhaust holes communicated with a pipeline. The cylinder cover 22 and the main cylinder body 21 are connected through a buckle, threads or rubber extrusion, before the use, the cylinder cover 22 needs to be opened from the main cylinder body 21, and a plurality of net basket assemblies 4 are sequentially placed into the main cylinder body 21, wherein the side plates 46 on two sides of each net basket assembly 4 are fixed on the inner wall of the main cylinder body 21, and specifically, the side plates 46 on two sides of each net basket assembly 4 can be welded, clamped and bolted on the inner wall of the main cylinder body 21; preferably, main section of thick bamboo barrel 21 is that the port bore of upper end is big, the little horn-shaped structure of lower extreme port bore, a plurality of basket subassemblies 4 diameters decrease progressively in proper order, the basket subassembly 4 that the diameter is minimum is put into main section of thick bamboo barrel 21 earlier, under the action of gravity, basket subassembly 4 is blocked on main section of thick bamboo barrel 21, thereby fixed on main section of thick bamboo barrel 21, the exhaust gas needs to be retrieved and reprocessed in the exhaust hole, main section of thick bamboo barrel 21 internal cavity is in encapsulated situation, avoid activated carbon monoxide or carbon dioxide gas to leak.
Referring to fig. 5, the basket assembly 4 includes a basket top cover 41, a basket bottom frame 42, a basket annular rack 43, a lifting assembly 44, a basket rotating motor 45, a side plate 46 and a basket transmission gear 47, the basket bottom frame 42 and the basket top cover 41 are both annular and are connected with each other through the lifting assembly 44, the basket bottom frame 42 is provided with an annular notch with an upper end opened, the basket top cover 41 moves up and down in the annular notch, the outer part of the lower end of the basket bottom frame 42 is fixedly connected with the basket annular rack 43, the basket annular rack 43 is engaged and connected with two symmetrical basket transmission gears 47, the basket transmission gear 47 is rotatably connected to the side plate 46 through a bearing, the basket rotating motor 45 is fixedly installed on the side plate 46 through a bolt, the output end of the basket rotating motor 45 is connected with the basket transmission gear 47, the basket rotating motor 45 drives the basket transmission gear 47 to rotate, the basket transmission gear 47 drives the basket annular rack 43 and the basket top cover 41 and the basket bottom frame 42 connected with the basket annular rack 43 to synchronously rotate after rotating, the lifting component 44 is any one of an air cylinder, a hydraulic cylinder or an electric telescopic rod, one end of the lifting component 44 is fixedly connected with a first side lug 413, the other end of the lifting component 44 is fixedly connected with a second side lug 425, the lifting component 44 is used for driving the basket top cover 41 to lift, when the basket top cover 41 descends, the activated carbon can be compressed, fixed in the annular notch of the basket bottom frame 42, when the basket bottom frame 42 is lifted, a movable space is formed between the wire netting and the activated carbon, and in the implementation process, the net basket top cover 41 can be lifted at a fixed frequency, the orientation of each pore channel of the activated carbon and the distance between the activated carbon and the inner wall of the main cylinder body 21 are adjusted, so that the activated carbon processed in the same batch has the same quality, uniform processing and high energy utilization rate.
Referring to fig. 6, the basket top cover 41 includes a top cover outer frame 411, a top cover inner frame 412, a first side ear 413 and a first steel wire mesh 414, the first side ear 413 is disposed on two sides of the top cover inner frame 412, and the first steel wire mesh 414 is disposed between the top cover inner frame 412 and the top cover outer frame 411; the basket bottom frame 42 comprises a bottom frame outer frame 421, a bottom frame outer frame 422, a bottom frame inner frame 423, a bottom frame inner frame 424, two side ears 425, two steel wire meshes 426, three steel wire meshes 427 and four steel wire meshes 428, two sides of the bottom frame inner frame 423 are provided with the two side ears 425, the inner side of the bottom frame outer frame 421 is provided with the bottom frame inner frame 423 parallel to the bottom frame outer frame, two steel wire meshes 426 are arranged between the bottom frame outer frame 421 and the bottom frame inner frame 423, the bottom frame outer frame 421 is provided with the bottom frame outer frame 422 above, three steel wire meshes 427 are arranged between the bottom frame outer frame 422 and the bottom frame outer frame 421, the inner side of the bottom frame outer frame 422 is provided with the bottom frame inner frame 424 parallel to the bottom frame outer frame, and four steel wire meshes 428 are arranged between the bottom frame outer frame 422 and the bottom frame inner frame 424.
Referring to fig. 7 to 8, the gas core assembly 3 includes a gas core tube 31, gas nozzles 32, micro cylinders 33, a carrier plate 34, a gas core annular rack 35, a gas core rotating motor 36, a gas core rotating gear 37 and a gas transmission portion 38, the gas core tube 31 is inserted into the middle of the basket assembly 4 and does not contact with the basket assembly 4, the gas core tube 31 is provided with a plurality of gas nozzles 32, the gas nozzles 32 are communicated with the inner cavity of the gas core tube 31, the upper end port of the gas core tube 31 is fixedly connected with the gas core annular rack 35, the gas core annular rack 35 is engaged with the gas core rotating gear 37, the gas core rotating gear 37 is connected with the gas core rotating motor 36, the gas core rotating motor 36 is mounted on the carrier plate 34, the carrier plate 34 is connected with the basket assembly 4 through the micro cylinders 33, the micro cylinders 33 can drive the gas core assembly 3 to lift relative to the main cylinder assembly 2, thereby changing the angle between the gas nozzles 32 and the activated carbon, the spraying range is improved, the slow speed of introducing gas into dead corners of pore channels on the activated carbon is avoided, the plurality of micro cylinders 33 are distributed annularly, and the gas transmission part 38 is installed at the end part of the gas core tube 31.
Referring to fig. 9, the gas transmission part 38 includes a gas tank 381, a gas pump 382, an electromagnetic valve 383, a gas pipe 384 and a support 385, the support 385 is fixedly connected to the support plate 34, a nozzle of the gas pipe 384 is fixedly connected to the middle of the support 385, the nozzle of the gas pipe 384 is rotatably connected to the gas core pipe 31, the electromagnetic valve 383 is connected to the gas pipe 384 in series, the gas pump 382 is connected to the end of the gas pipe 384, the gas pump 382 is connected to the gas tank 381 through a pipe, in the process of producing activated carbon, if the process is drying and high-temperature carbonization, the gas tank 381 is filled with inert gas, or in the activation stage, the gas tank 381 is filled with carbon monoxide gas or carbon dioxide gas.
Referring to fig. 10, in order to better show the flow of the production method of the thermal regeneration activated carbon production apparatus, the present embodiment provides a production method of the thermal regeneration activated carbon production apparatus, which includes the following steps:
s101: placing activated carbon in a basket component 4, fixing the basket component 4 in a main cylinder component 2, sealing the main cylinder component 2 and filling inert gas into the main cylinder component 2;
s102: starting the heating component 1, heating the inner space of the main cylinder component 2 to 140-; in specific implementation, the basket top cover 41 and the basket bottom frame 42 in the basket assembly 4 both rotate relative to the side plates 46;
s103: starting the heating assembly 1, heating the inner space of the main cylinder assembly 2 to 700-;
s104: and starting the gas core component 3, wherein the gas core component 3 sprays carbon monoxide gas into the inner space of the main cylinder component 2, and the pore passages on the activated carbon are dredged and activated.
In summary, the following steps: according to the device and the method for producing the activated carbon by the thermal regeneration method, the baskets are arranged for placing the activated carbon, gaps exist among the baskets in multiple layers, the activated carbon can be in full contact with gas and heat, the gas core assembly 3 inserted into the center of the baskets serves as a gas injection port, the range of a gas injection surface is wide, and the dredging activation rate of activated carbon pore channels is improved; the heat supply medium is used for providing heat for the production of the active carbon, so that the utilization rate of recovered heat is improved, the heat consumption cost in the production process of the active carbon is reduced, and meanwhile, the heat supply medium is used as a heat preservation medium, so that the heat consumption in the production process is reduced, and the heat utilization rate is improved; basket rotating electrical machines 45 can drive the relative main section of thick bamboo subassembly 2 rotation of basket, and miniature cylinder 33 and the relative main section of thick bamboo subassembly 2 lift of drive gas core subassembly 3 to change the angle between air cock 32 and the active carbon, improve the spray regime, avoid the pore dead angle on the active carbon to let in gas speed slow, improve activation efficiency.
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 able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The device for producing the activated carbon by the thermal regeneration method is characterized by comprising a heating assembly (1), a main cylinder assembly (2), a gas core assembly (3) and a basket assembly (4), wherein the heating assembly (1) is arranged outside the main cylinder assembly (2), the heating assembly (1) is used for carrying out heat exchange and electric heating on the main cylinder assembly (2), the main cylinder assembly (2) is fixedly provided with a plurality of annular basket assemblies (4), gaps exist among the basket assemblies (4), the basket assemblies (4) are used for fixing the activated carbon, the gas core assembly (3) is inserted into the middle of the main cylinder assembly (2), and the gas core assembly (3) is used for spraying gas into the main cylinder assembly (2) to dredge and activate pore channels on the activated carbon.
2. The apparatus for producing activated carbon by thermal regeneration method according to claim 1, wherein the heating assembly (1) comprises a heat exchange outer cylinder (11), a water pump (12) and a heating electric piece (13), the heat exchange outer cylinder (11) is fixedly connected to the outside of the heat exchange outer cylinder (11), the heating electric piece (13) is arranged on the inner side of the heat exchange outer cylinder (11), a closed cavity for accommodating a heat supply medium is arranged between the heating electric piece (13) and the heat exchange outer cylinder (11), and the heating electric piece (13) is detachably mounted on the outside of the main cylinder assembly (2).
3. The apparatus for producing activated carbon by thermal regeneration according to claim 1, wherein the main drum assembly (2) comprises a main drum body (21), a drum cover (22), and a bottom plate (23), the upper end of the main cylinder body (21) is detachably connected with a cylinder cover (22), the middle part of the cylinder cover (22) is provided with a gas core component (3), the lower end of the main cylinder body (21) is provided with a bottom plate (23), the bottom plate (23) is provided with an exhaust hole communicated with a pipeline, the cylinder cover (22) and the main cylinder body (21) are connected through a buckle, a thread or rubber extrusion, before use, the cylinder cover 22 needs to be opened from the main cylinder body (21), a plurality of basket components (4) are sequentially put into the main cylinder body (21), wherein, the side plates (46) at two sides of the net basket component (4) are fixed on the inner wall of the main cylinder body (21).
4. The apparatus for producing activated carbon by thermal regeneration method according to claim 1, wherein the basket assembly (4) comprises a basket top cover (41), a basket bottom frame (42), a basket annular rack (43), a lifting assembly (44), a basket rotating motor (45), a side plate (46) and a basket transmission gear (47), the basket bottom frame (42) and the basket top cover (41) are both annular and are connected with each other through the lifting assembly (44), the basket bottom frame (42) is provided with an annular notch with an open upper end, the basket top cover (41) moves up and down in the annular notch, the basket annular rack (43) is fixedly connected to the outer part of the lower end of the basket bottom frame (42), the basket annular rack (43) is engaged with two symmetrical basket transmission gears (47), and the basket transmission gear (47) is rotatably connected to the side plate (46) through a bearing, the net basket rotating motor (45) is fixedly mounted on the side plate (46) through bolts, and the output end of the net basket rotating motor (45) is connected with a net basket transmission gear (47).
5. The apparatus for producing activated carbon by thermal regeneration according to claim 4, wherein the basket top cover (41) comprises a top cover outer frame (411), a top cover inner frame (412), a first side lug (413) and a first steel wire mesh (414), the first side lug (413) is arranged on two sides of the top cover inner frame (412), and the first steel wire mesh (414) is arranged between the top cover inner frame (412) and the top cover outer frame (411).
6. The apparatus for producing activated carbon by thermal regeneration according to claim 5, wherein the basket bottom frame (42) comprises a bottom frame outer frame I (421), a bottom frame outer frame II (422), a bottom frame inner frame I (423), a bottom frame inner frame II (424), a side lug II (425), a steel wire mesh II (426), a steel wire mesh III (427) and a steel wire mesh IV (428), the side lug II (425) is arranged at two sides of the bottom frame inner frame I (423), the bottom frame inner frame I (423) parallel to the bottom frame outer frame I (421) is arranged at the inner side of the bottom frame outer frame I (421), the steel wire mesh II (426) is arranged between the bottom frame outer frame I (421) and the bottom frame inner frame I (423), the bottom frame outer frame II (422) is arranged above the bottom frame outer frame I (421), and the steel wire mesh III (427) is arranged between the bottom frame outer frame II (422) and the bottom frame outer frame I (421), the inner side of the second bottom frame outer framework (422) is provided with a second bottom frame inner framework (424) parallel to the second bottom frame outer framework, and a fourth steel wire mesh (428) is arranged between the second bottom frame outer framework (422) and the second bottom frame inner framework (424).
7. The apparatus for producing activated carbon by thermal regeneration according to claim 6, wherein the lifting assembly (44) is any one of a cylinder, a hydraulic cylinder or an electric telescopic rod, and one end of the lifting assembly (44) is fixedly connected with the first side lug (413) and the other end is fixedly connected with the second side lug (425).
8. The apparatus for producing activated carbon by thermal regeneration according to claim 1, wherein the gas core assembly (3) comprises a gas core tube (31), a gas nozzle (32), a micro cylinder (33), a carrier plate (34), a gas core annular rack (35), a gas core rotating motor (36), a gas core rotating gear (37) and a gas transmission part (38), the gas core tube (31) is inserted into the middle part of the basket assembly (4), the gas core tube (31) is provided with a plurality of gas nozzles (32), the gas nozzles (32) are communicated with the inner cavity of the gas core tube (31), the upper end port of the gas core tube (31) is fixedly connected with the gas core annular rack (35), the gas core annular rack (35) is engaged with the gas core rotating gear (37), the gas core rotating gear (37) is connected with the gas core rotating motor (36), and the gas core rotating motor (36) is mounted on the carrier plate (34), the carrier plate (34) and the basket component (4) are connected with each other through a plurality of micro air cylinders (33), the micro air cylinders (33) are distributed annularly, and the end part of the air core pipe (31) is provided with an air transmission part (38).
9. The apparatus for producing activated carbon by thermal regeneration method according to claim 8, wherein the gas transmission part (38) comprises a gas tank (381), a gas pump (382), an electromagnetic valve (383), a gas pipe (384) and a bracket (385), the bracket (385) is fixedly connected to the carrier plate (34), a nozzle of the gas pipe (384) is fixedly connected to the middle part of the bracket (385), the nozzle of the gas pipe (384) is rotatably connected to the gas core pipe (31), the electromagnetic valve (383) is connected to the gas pipe (384) in series, the gas pump (382) is connected to the end of the gas pipe (384), and the gas pump (382) is connected to the gas tank (381) through a pipe.
10. The production method of a thermal regeneration-method activated carbon production apparatus according to any one of claims 1 to 9, characterized by comprising the steps of:
s101: placing activated carbon in a basket component (4), fixing the basket component (4) in a main cylinder component (2), sealing the main cylinder component (2) and filling inert gas into the main cylinder component;
s102: starting the heating assembly (1), heating the inner space of the main cylinder assembly (2) to 140 ℃ and 160 ℃, and preserving heat until the activated carbon is dried;
s103: starting the heating assembly (1), heating the inner space of the main cylinder assembly (2) to 700 ℃ and 900 ℃ to carbonize the activated carbon at high temperature;
s104: and starting the gas core assembly (3), wherein the gas core assembly (3) sprays carbon monoxide gas into the inner space of the main cylinder assembly (2), and the pore passages on the activated carbon are dredged and activated.
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