CN115231552B - Large-scale apparatus for producing of carbon nanotube - Google Patents
Large-scale apparatus for producing of carbon nanotube Download PDFInfo
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- CN115231552B CN115231552B CN202210871708.9A CN202210871708A CN115231552B CN 115231552 B CN115231552 B CN 115231552B CN 202210871708 A CN202210871708 A CN 202210871708A CN 115231552 B CN115231552 B CN 115231552B
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000002041 carbon nanotube Substances 0.000 title claims abstract description 50
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 162
- 238000001816 cooling Methods 0.000 claims description 93
- 238000007789 sealing Methods 0.000 claims description 39
- 239000000498 cooling water Substances 0.000 claims description 38
- 239000007788 liquid Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 24
- 238000005507 spraying Methods 0.000 claims description 19
- 238000003860 storage Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 7
- 238000011031 large-scale manufacturing process Methods 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 239000000843 powder Substances 0.000 description 16
- 239000003795 chemical substances by application Substances 0.000 description 12
- 239000010410 layer Substances 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 239000011229 interlayer Substances 0.000 description 8
- 239000007921 spray Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910001119 inconels 625 Inorganic materials 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 239000010955 niobium Substances 0.000 description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910000601 superalloy Inorganic materials 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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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
- C01B32/15—Nano-sized carbon materials
- C01B32/158—Carbon nanotubes
- C01B32/16—Preparation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
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- Health & Medical Sciences (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The application discloses large-scale apparatus for producing of carbon nanotube production facility technical field, including gyration cellar for storing things, cyclone and spiral elevator, gyration cellar for storing things includes the boiler tube, the boiler tube is equipped with bin outlet and tail gas export, cyclone's input and tail gas exit linkage, bin outlet and spiral elevator are connected, the tip and the middle part of boiler tube have all fixed the sleeve joint reinforcing ring. According to the scheme, the reinforcing rings are respectively arranged at the two ends and the middle part of the furnace tube, so that the two ends and the middle part of the furnace tube can be prevented from being deformed and damaged, and the service life of equipment is prolonged.
Description
Technical Field
The invention relates to the technical field of carbon nano tube production equipment, in particular to a large-scale production device of carbon nano tubes.
Background
The carbon nanotube is also called as Baki tube, which is a one-dimensional quantum material with special structure (the radial dimension is nanometer level, the axial dimension is micrometer level, and two ends of the tube are basically sealed). The carbon nano tube mainly comprises a plurality of layers to tens layers of coaxial round tubes formed by carbon atoms in hexagonal arrangement, is used as a one-dimensional nano material, has light weight, perfect hexagonal structure connection and a plurality of abnormal mechanical, electrical and chemical properties, and continuously shows wide application prospects along with the deep research of the carbon nano tube and the nano material in recent years, and is widely applied to lithium batteries and conductive materials, and belongs to photoelectrons and microelectronic materials in advanced electronic materials.
The carbon nanotube production equipment mainly comprises a rotary kiln (the rotary kiln is a rotary kiln body, the main structure of the rotary kiln comprises a furnace tube, a riding wheel, a transmission part, heating equipment and the like, the heating equipment can heat the furnace tube), wherein the furnace tube of the rotary kiln is the most core part for producing the carbon nanotubes, and the carbon nanotubes are added into the furnace tube for heating and roasting in the prior art. However, in the production process, if the furnace tube adopts a thick wall thickness, the weight of the furnace tube is too large, the riding wheel and the transmission part are easy to damage when the furnace tube rotates, and if the furnace tube of the rotary kiln adopts a thin steel tube, the furnace tube of the rotary kiln is likely to deform in a heated state for producing the carbon nano tube, and even safety accidents are caused by early damage, so that the development of the carbon nano tube industry is severely restricted.
Disclosure of Invention
The invention aims to provide a large-scale production device of carbon nanotubes, which solves the problem that a rotary kiln tube is easy to damage in the prior art, so as to achieve the purposes of promoting the development of the carbon nanotube industry and realizing the large-scale production of new materials of the carbon nanotubes.
In order to solve the problems, the invention provides the following technical scheme: the utility model provides a large-scale apparatus for producing of carbon nanotube, includes gyration cellar for storing things, cyclone and spiral elevator, gyration cellar for storing things includes the boiler tube, the boiler tube is equipped with bin outlet and tail gas export, cyclone's input and tail gas exit linkage, bin outlet and spiral elevator are connected, the tip and the middle part of boiler tube have all fixed the cover and have been strengthened the circle.
The working principle and the beneficial effects of the invention are as follows: according to the scheme, as the carbon nanotubes are powdery, when the carbon nanotubes rotate along with the furnace tube, a large amount of carbon nanotube powder can be entrained in generated tail gas, the tail gas enters the cyclone dust collector through the tail gas outlet, the cyclone dust collector can purify the tail gas, the carbon nanotube powder in the tail gas can be trapped, and a large amount of carbon nanotube powder is collected for recycling, so that the cost is saved. The heated carbon nano tube enters the spiral elevator through the discharge port and is transported to the storage bin.
The furnace tube of the rotary kiln special for the carbon nano tube needs to adopt 310S, inconel625 (Inconel 625 is solid solution strengthening type nickel-based deformation superalloy taking molybdenum and niobium as main strengthening elements) and other high-grade stainless steel containing nickel, and the price is very expensive.
Further, the spiral elevator is including the promotion storehouse of slope setting, the fixed cover that has cup jointed inside for hollow cooling jacket in promotion storehouse, the cooling jacket is equipped with main water inlet and main outlet.
After the carbon nano tube powder is heated by the rotary kiln, the temperature is up to 500-700 ℃ when the carbon nano tube powder is discharged from the discharge port, and the carbon nano tube powder can be fed into the bin after being rapidly cooled.
Further, the main water inlet and the main water outlet are respectively positioned at two opposite sides of the cooling sleeve, and the main water inlet is close to the discharge outlet.
The cooling water circulation path inside the cooling jacket can be prolonged under the arrangement of the mode, so that the cooling effect is improved, the main water inlet is close to the discharge hole, the temperature of the carbon nano tube powder entering the lifting bin through the discharge hole is higher, the temperature of the cooling water entering the cooling jacket through the main water inlet is lower, and the cooling effect can be quickly reduced.
Further, a sealing ring is fixedly sleeved at the middle part of the cooling sleeve, the sealing ring divides the cooling sleeve into an upper half sleeve and a lower half sleeve, the lower half sleeve is provided with a secondary water outlet, and the upper half sleeve is provided with a secondary water inlet; the sealing ring is provided with a plurality of water inlet holes along the circumferential direction, and the cooling sleeve is provided with a control mechanism for controlling the conduction and closing of the water inlet holes; still include water pump and drainage house steward, the output of water pump is connected with the intake house steward, the intercommunication has the inlet tube between main water inlet, the secondary water inlet all and the intake house steward, the intercommunication has the drain pipe between main outlet, the secondary outlet all and the drainage house steward, inlet tube and drain pipe all are equipped with the valve.
Compared with the cooling jacket, the scheme has the advantages that the main water inlet and the main water outlet are arranged on the two sides of the cooling jacket respectively, the cooling path between the main water inlet and the main water outlet is prolonged, and a better cooling effect is achieved, however, the scheme is only suitable for the situation that materials (carbon nano tubes) in the rotary kiln enter the spiral elevator are fewer, otherwise, when the materials are more, cooling water flows to the part, close to the main water outlet, of the cooling jacket, at the moment, the cooling water circulates in a long distance, the cooling water absorbs enough heat, the temperature of the cooling water rises, the materials cannot be cooled better, the cooling effect of the materials is poor, and the scheme is only suitable for the situation that the materials are fewer.
The scheme is provided with a standby secondary water inlet and a standby secondary water outlet, a water inlet pipe is communicated between the primary water inlet and the secondary water inlet and the water inlet main pipe, a water outlet pipe is communicated between the primary water outlet and the secondary water outlet and the water outlet main pipe, and valves are arranged on the water inlet pipe and the water outlet pipe; when the materials are less, the plurality of water inlets are communicated, the valve on the water inlet pipe of the secondary water inlet and the valve on the water outlet pipe of the secondary water outlet are closed, and the cooling water is discharged after passing through the main water inlet, the plurality of water inlets and the main water outlet, so that a small amount of cooling water can be used, and the purposes of energy conservation and emission reduction are achieved.
When the material is more, open all valves to make control mechanism make a plurality of inlet openings close, the sealing ring blocks the middle part of cooling jacket, then the cooling water is discharged through main water inlet and secondary outlet, secondary water inlet and main outlet respectively, thereby has formed two circulation paths of cooling water, can separate the upper half cover that the cooling jacket formed and half cover alone to the sealing ring and carry out the circulative cooling respectively, consequently better to the cooling effect of material.
Further, the control mechanism comprises a plurality of connecting shafts which are rotationally connected with the cooling sleeve, each connecting shaft is fixedly sleeved with a sealing plate for sealing the corresponding water inlet hole, and the cooling sleeve is further provided with a driving mechanism for driving the plurality of connecting shafts to synchronously rotate.
Under the scheme, on one hand, the driving mechanism controls the plurality of connecting shafts to synchronously rotate, and the connecting shafts drive the sealing plate to rotate, so that the sealing plate can seal or not seal the water inlet; in addition, through the turned angle of many connecting axles of control for a plurality of closing plates keep away from the inlet opening, in order to prevent to flowing into the water in the inlet opening and cause blocking, influence the water pressure and the flow velocity of cooling water, and the closing plate rotates to being perpendicular with the inlet opening, and the closing plate plays the effect to the cooling water conservancy diversion, can make the cooling waterline nature flow, accelerate flow velocity, improve the cooling effect.
Further, the driving mechanism comprises a first motor and a gear ring which is coaxially and rotatably connected with the periphery of the cooling sleeve, and the first motor is driven by a transmission gear meshed with the gear ring; the gear ring is close to a plurality of connecting shafts one side fixedly and is equipped with a plurality of curved support blocks, the coaxial sliding connection of cooling jacket has a plurality of racks, and is many the one end of rack respectively with corresponding support block butt, every the connecting shaft all stretches out outside the cooling jacket, every the end that stretches out of connecting shaft all fixedly cup joints drive gear, a plurality of the other end of rack respectively with corresponding drive gear meshing.
Under this scheme, because the periphery coaxial rotation connection of ring gear and cooling jacket, and first motor driven drive gear and ring gear meshing, then drive the drive gear through first motor and rotate.
The gear ring drives a plurality of supporting blocks fixedly connected with the gear ring to rotate together, a plurality of racks are coaxially and slidably connected with the cooling sleeve, one ends of the racks are respectively abutted with the corresponding supporting blocks, the supporting blocks are arc-shaped, the supporting blocks respectively push the abutted racks to move towards the corresponding connecting shafts, the racks push the gears to rotate again, and then each connecting shaft synchronously rotates, and the connecting shafts drive sealing plates connected with the connecting shafts to rotate. Meanwhile, in the scheme, the sliding direction of the rack is perpendicular to the supporting block, so that the self-locking function can be realized when the gear ring does not rotate (even if the supporting block always presses the rack, the connecting shaft can be prevented from rotating).
Furthermore, each rack is fixedly provided with a connecting wing, and a limiting spring is arranged between the connecting wing and the cooling sleeve. When the supporting block extrudes the rack to move, the limiting spring stretches, and when the supporting block does not extrude the rack, the limiting spring returns.
Further, each sealing plate is fixedly connected with a rubber sealing plug plugged into the corresponding water inlet. The rubber sealing plug plays a better sealing role on the water inlet.
Further, the output end of the cyclone dust collector is fixedly sleeved with a cooling pipe, the periphery of the cooling pipe is sleeved with an annular bending pipe, one end, far away from the cyclone dust collector, of the cooling pipe is connected with a spraying chamber, the spraying chamber is provided with a liquid storage tank and a plurality of spraying heads, and a spraying pump is arranged between the liquid storage tank and the spraying heads; the inner wall of liquid reserve tank is equipped with the intermediate layer, crooked pipe and intermediate layer intercommunication, the intermediate layer is equipped with the water leakage mouth, the liquid reserve tank is equipped with second motor and sliding plate, second motor drive has the cam, sliding plate and liquid reserve tank vertical sliding connection just are used for sealed water leakage mouth, the bottom butt of cam and sliding plate.
In this optimizing scheme, cyclone behind the tail gas treatment, the temperature is still higher when tail gas is discharged from cyclone output to still need to handle harmful substance in the tail gas. Therefore, the scheme is that the tail gas is introduced into the cooling pipe, and the annular bending pipe is sleeved on the periphery of the cooling pipe, cooling water is introduced into the bending pipe as well, the cooling water absorbs heat in the tail gas, the temperature of the heat in the tail gas rises and then enters into the interlayer in the liquid storage tank, the tail gas after being cooled enters into the spraying chamber, the spraying pump extracts the treating agent from the liquid storage tank and sprays the treating agent through a plurality of spraying heads, and harmful substances in the tail gas are purified.
And this scheme lets in the intermediate layer of liquid reserve tank with the cooling water after the intensification in, and the sliding plate seals the water leakage mouth this moment, and the cooling water enters into the intermediate layer and keeps in, and the heat transfer in the cooling water gives the treating agent in the liquid reserve tank, and treating agent after the heating up of treating agent molecule liveness increases, has improved the treatment purifying ability, guarantees to spout into the indoor treating agent of spraying and spouts promptly in the high liveness state. Meanwhile, the second motor drives the cam to rotate, the cam jacks up the sliding plate to slide, the water leakage port is opened to discharge cooling water with reduced temperature, the sliding plate seals the water leakage port, and high-temperature cooling water begins to accumulate in the interlayer.
Further, the diameter of the furnace tube is larger than 0.5 meter, and the inclination angle of the furnace tube is 1-6 degrees. The discharging is convenient under the inclined angle.
Drawings
FIG. 1 is a schematic diagram of a large-scale apparatus for producing carbon nanotubes according to embodiment 1 of the present invention;
FIG. 2 is a schematic diagram of a furnace tube according to embodiment 2 of the present invention;
FIG. 3 is a schematic view of a furnace tube according to embodiment 3 of the present invention;
FIG. 4 is a schematic view of the structure of the supporting block in FIG. 3 after pushing the rack to move;
FIG. 5 is a vertical cross-sectional view of FIG. 3 at the cooling jacket;
FIG. 6 is a vertical cross-sectional view of FIG. 4 at the cooling jacket;
FIG. 7 is a schematic diagram showing a large-scale apparatus for producing carbon nanotubes according to embodiment 5 of the present invention;
fig. 8 is a vertical cross-sectional view of the tank of fig. 7.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: lifting bin 1, discharge pipe 2, furnace tube 3, electric furnace 4, cyclone 5, reinforcing ring 6, main water inlet 7, main water outlet 8, cooling jacket 9, first water discharge valve 10, secondary water inlet 11, water inlet main 12, transmission gear 13, first motor 14, second water inlet valve 15, first water inlet valve 16, holding block 17, gear ring 18, water discharge main 19, second water discharge valve 20, sealing ring 21, driving gear 22, connecting shaft 23, rack 24, sealing plate 25, water inlet 26, sealing plug 27, cooling tube 28, bending tube 29, liquid tank 30, spray chamber 31, interlayer 32, water leakage port 33, second motor 34, sliding plate 35, cam 36.
Example 1: the large-scale production device of the carbon nano tube comprises a rotary kiln, a cyclone dust collector 5 and a spiral lifter, wherein the spiral lifter comprises a lifting bin 1, the rotary kiln comprises a furnace tube 3, and the furnace tube 3 is heated by an electric furnace 4.
The boiler tube 3 is provided with a discharge hole and a tail gas outlet, the input end of the cyclone dust collector 5 is connected with the tail gas outlet, a discharge tube 2 is connected between the discharge hole and the lifting bin 1, the end part and the middle part of the boiler tube 3 are fixedly sleeved with a reinforcing ring 6, the diameter of the boiler tube 3 is 1 meter, and the inclination angle is 5 degrees.
In this scheme, the carbon nanotube is the powder, then when the carbon nanotube rotates along with boiler tube 3, can carry a large amount of carbon nanotube powder in the tail gas that produces, and the tail gas enters into cyclone 5 through the tail gas export, and cyclone 5 except can purifying tail gas, can also hold back the carbon nanotube powder in the tail gas, and a large amount of carbon nanotube powder is collected and is recycled to practice thrift the cost. The heated carbon nano tube enters the spiral elevator through the discharge port and is transported to the storage bin.
The furnace tube 3 of the rotary kiln special for the carbon nano tube needs to adopt 310S, inconel625 (Inconel 625 is solid solution strengthening type nickel-based deformation superalloy taking molybdenum and niobium as main strengthening elements) and other high-grade stainless steel containing nickel, the price is very expensive, and the strengthening rings 6 are respectively arranged at the two ends and the middle part of the furnace tube 3, so that the two ends and the middle part of the furnace tube 3 can be prevented from being deformed and damaged by heating, the service life of equipment is prolonged, and the furnace tube 3 with thinner thickness can be used under the condition of meeting the strength, thereby reducing the overall weight of the furnace tube 3 and greatly reducing the investment cost.
Example 2: the difference from example 1 is that: as shown in fig. 2, the lifting bin 1 is fixedly sleeved with a hollow and coaxial cooling sleeve 9, the cooling sleeve 9 is provided with a main water inlet 7 and a main water outlet 8, the main water inlet 7 is positioned on the left side of the cooling sleeve 9, and the main water outlet 8 is positioned on the right side of the cooling sleeve 9.
After the carbon nano tube powder is heated by a rotary kiln, the temperature reaches 500-700 ℃ when being discharged from a discharge hole, and the carbon nano tube powder can enter a bin after being rapidly cooled.
And main water inlet 7 is located the left side of cooling jacket 9, and main outlet 8 is located the right side of cooling jacket 9, can lengthen the circulation path of cooling water in cooling jacket 9 under this kind of mode setting to improve the cooling effect, and main water inlet 7 is close to row material pipe 2, and just enters into the carbon nanotube powder temperature that promotes storehouse 1 through row material pipe 2 this moment, and just enters into the cooling water temperature in the cooling jacket 9 through main water inlet 7 lower, thereby can cool down carbon nanotube powder fast.
Preferably, the cooling jacket 9 is spiral in shape. The lifting mode of the spiral lifting machine is spiral lifting, and the arrangement direction can enable the cooling water in the cooling sleeve 9 to cool the carbon nano tube better.
Example 3: the difference from example 2 is that: as shown in fig. 3, the cooling device further comprises a first motor 14, wherein a sealing ring 21 is fixedly sleeved at the middle part of the inside of the cooling sleeve 9, the sealing ring 21 divides the cooling sleeve 9 into an upper half sleeve and a lower half sleeve, the lower half sleeve is provided with a secondary water outlet, and the upper half sleeve is provided with a secondary water inlet 11; the water inlet main pipe 12 and the water outlet main pipe 19 are also included, the secondary water outlet, the main water outlet 8 and the water outlet main pipe 19 are communicated, and the secondary water inlet 11 and the main water inlet 7 are communicated with the water inlet main pipe 12. The secondary drain opening is provided with a second drain valve 20, the primary drain opening 8 is provided with a first drain valve 10, the secondary inlet opening 11 is provided with a second inlet valve 15, and the primary inlet opening 7 is provided with a first inlet valve 16.
As shown in fig. 5, the sealing ring 21 is provided with 2 water inlet holes 26 along the circumferential direction, the cooling jacket 9 is rotatably connected with 2 connecting shafts 23, each connecting shaft 23 is fixedly sleeved with a sealing plate 25 for sealing the corresponding water inlet hole 26, and each sealing plate 25 is provided with a sealing plug 27 made of rubber material plugged into the water inlet hole 26.
As shown in fig. 3, the outer periphery of the middle part of the cooling jacket 9 is fixedly sleeved with a gear ring 18, and the first motor 14 is driven by a transmission gear 13 meshed with the gear ring 18; one side of the gear ring 18, which is close to the connecting shafts 23, is fixedly provided with 2 arc-shaped supporting blocks 17, one end of the cooling sleeve 9, which is coaxially and slidably connected with 2 racks 24,2, of the racks 24 is respectively in contact with the corresponding supporting blocks 17, each connecting shaft 23 extends out of the cooling sleeve 9, the extending end of each connecting shaft 23 is fixedly sleeved with a driving gear 22, and the other end of the 2 racks 24 is respectively meshed with the corresponding driving gear 22.
Compared with the cooling jacket 9 with the main water inlet 7 and the main water outlet 8, the cooling jacket 9 has the advantages that the main water inlet 7 and the main water outlet 8 are respectively arranged on two sides of the cooling jacket 9, and the cooling path between the main water inlet 7 and the main water outlet 8 is prolonged, so that a better cooling effect is achieved, however, the method is only suitable for the situation that materials (carbon nano tube powder) in the rotary kiln enter the spiral elevator are fewer, otherwise, when the materials are more, cooling water flows to the part of the cooling jacket 9 close to the main water outlet 8, the cooling water is circulated for a long distance, and the cooling water absorbs enough heat to rise, so that the materials cannot be cooled better, the material cooling effect is poor, and the method is only suitable for the situation that the materials are fewer.
The scheme is provided with a standby secondary water inlet 11 and a secondary water outlet, the primary water inlet 7 and the secondary water inlet 11 are communicated with a water inlet main pipe 12, the primary water outlet 8 and the secondary water outlet are communicated with a water outlet main pipe 19, the secondary water outlet is provided with a second water outlet 20, the primary water outlet 8 is provided with a first water outlet valve 10, the secondary water inlet 11 is provided with a second water inlet valve 15, and the primary water inlet 7 is provided with a first water inlet valve 16.
As shown in fig. 6, when the material is small, 2 water inlet holes 26 are turned on, the second water inlet valve 15 and the second water outlet valve 20 are closed, and the cooling water is discharged through the main water inlet 7, 2 water inlet holes 26 and the main water outlet 8.
When the material is more, the second drain valve 20, the first drain valve 10, the first inlet valve 16, and the second inlet valve 15 are opened. Since the gear ring 18 is coaxially and rotatably connected to the outer periphery of the cooling jacket 9, and the transmission gear 13 driven by the first motor 14 is engaged with the gear ring 18, the transmission gear 13 is rotated by the first motor 14, and the transmission gear 13 is rotated by the gear ring 18.
The gear ring 18 drives 2 propping blocks 17 fixedly connected with the gear ring to rotate together, 2 racks 24 are coaxially and slidably connected with the cooling jacket 9, one ends of the 2 racks 24 are respectively propped against the corresponding propping blocks 17, the propping blocks 17 are arc-shaped, the 2 propping blocks 17 respectively push the propping racks 24 to move towards the corresponding connecting shafts 23, the racks 24 push the driving gears 22 to rotate, and then each connecting shaft 23 synchronously rotates, the connecting shafts 23 drive the sealing plates 25 connected with the connecting shafts to rotate, the sealing plugs 27 are plugged into the water inlet holes 26, the water inlet holes 26 are blocked and are not communicated, cooling water is discharged through the main water inlet 7, the secondary water outlet 11 and the main water outlet 8 respectively, two circulation paths of cooling water are formed, and the upper half sleeve and the lower half sleeve formed by separating the cooling jackets 9 from the sealing rings 21 can be independently and circularly cooled, so that the cooling effect on materials is better.
Meanwhile, in the scheme, as the sliding direction of the rack 24 is vertical to the abutting block 17, the self-locking function can be realized when the gear ring 18 does not rotate (even if the abutting block 17 always presses the rack 24, the connecting shaft 23 can be prevented from rotating).
Example 4: the difference from example 1 is that: each rack 24 is fixedly provided with a connecting wing, and a limiting spring is arranged between the connecting wing and the cooling jacket 9. When the supporting block 17 presses the rack 24 to move, the limiting spring stretches, and when the supporting block 17 does not press the rack 24, the limiting spring returns.
When the supporting block 17 presses the rack 24 to move, the limiting spring stretches, and when the supporting block 17 does not press the rack 24, the limiting spring returns.
Example 5: the difference from example 1 is that: as shown in fig. 7, the output end of the cyclone dust collector 5 is fixedly sleeved with a cooling pipe 28, the periphery of the cooling pipe 28 is sleeved with a spiral bending pipe 29, one end of the cooling pipe 28, which is far away from the cyclone dust collector 5, is connected with a spraying chamber 31, the spraying chamber 31 is provided with a liquid storage tank 30 and a plurality of spraying heads (not shown in the figure), and a spraying pump is arranged between the liquid storage tank 30 and the spraying heads; as shown in fig. 8, the inner wall of the liquid storage tank 30 is provided with an interlayer 32, the bending tube 29 is communicated with the interlayer 32, the interlayer 32 is provided with a water leakage port 33, the liquid storage tank 30 is provided with a second motor 34 and a sliding plate 35, the second motor 34 is driven with a cam 36, the sliding plate 35 is vertically and slidingly connected with the liquid storage tank 30, and the sliding plate is used for sealing the water leakage port 33, and the cam 36 is abutted with the bottom of the sliding plate 35.
In this optimization scheme, after cyclone 5 handles the tail gas, the temperature is still higher when the tail gas is discharged from cyclone 5 output to still need to handle the harmful substance in the tail gas. Therefore, in this scheme, the tail gas is introduced into the cooling pipe 28, and the outer periphery of the cooling pipe 28 is sleeved with the spiral bent pipe 29, so that cooling water is introduced into the bent pipe 29 as well, the cooling water absorbs heat in the tail gas, the temperature of the heat in the tail gas rises and then enters into the interlayer 32 in the liquid storage tank 30, the cooled tail gas enters into the spray chamber 31 again, the spray pump extracts the treating agent from the liquid storage tank 30 and sprays the treating agent through a plurality of spray heads, and then harmful substances in the tail gas are purified.
And this scheme lets in the intermediate layer 32 of liquid reserve tank 30 with the cooling water after the intensification, and the sliding plate 35 seals water leakage mouth 33 this moment, and the cooling water enters into intermediate layer 32 and keeps, and the heat transfer in the cooling water gives the treating agent in the liquid reserve tank 30, and treating agent after the treating agent intensification molecular liveness increases, has improved the treatment purifying ability, guarantees promptly that the treating agent who spouts into spray chamber 31 spouts promptly and is in the high liveness state. Simultaneously, the second motor 34 drives the cam 36 to rotate, the cam 36 pushes up the sliding plate 35 to slide, the water leakage port 33 opens the cooling water with reduced discharge temperature, the sliding plate 35 is sealed with the water leakage port 33, and the high-temperature cooling water starts to accumulate in the interlayer 32.
It should be noted that numerous variations and modifications could be made to the skilled person without departing from the structure of the invention, which would also be considered as the scope of protection of the invention, without affecting the effect of the implementation of the invention and the practicality of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (5)
1. A large-scale apparatus for producing of carbon nanotube, characterized by: the rotary kiln comprises a furnace tube, wherein the furnace tube is provided with a discharge port and a tail gas outlet, the input end of the cyclone dust collector is connected with the tail gas outlet, the discharge port is connected with the spiral elevator, and the end part and the middle part of the furnace tube are fixedly sleeved with reinforcing rings;
the spiral elevator comprises an obliquely arranged lifting bin, a cooling sleeve with a hollow inside is fixedly sleeved on the lifting bin, and the cooling sleeve is provided with a main water inlet and a main water outlet; the main water inlet and the main water outlet are respectively positioned at two opposite sides of the cooling sleeve, and the main water inlet is close to the discharge hole;
the middle part of the cooling sleeve is fixedly sleeved with a sealing ring, the sealing ring divides the cooling sleeve into an upper half sleeve and a lower half sleeve, the lower half sleeve is provided with a secondary water outlet, and the upper half sleeve is provided with a secondary water inlet; the sealing ring is provided with a plurality of water inlet holes along the circumferential direction, and the cooling sleeve is provided with a control mechanism for controlling the conduction and closing of the water inlet holes; the water pump is characterized by further comprising a water pump and a water drain main pipe, wherein the output end of the water pump is connected with the water inlet main pipe, a water inlet pipe is communicated between the main water inlet and the secondary water inlet and the water inlet main pipe, a water outlet pipe is communicated between the main water outlet and the secondary water outlet and the water drain main pipe, and valves are arranged on the water inlet pipe and the water outlet pipe;
the control mechanism comprises a plurality of connecting shafts which are rotationally connected with the cooling sleeve, each connecting shaft is fixedly sleeved with a sealing plate for sealing the corresponding water inlet hole, and the cooling sleeve is also provided with a driving mechanism for driving the plurality of connecting shafts to synchronously rotate;
the driving mechanism comprises a first motor and a gear ring which is coaxially and rotatably connected with the periphery of the cooling sleeve, and the first motor is driven by a transmission gear meshed with the gear ring; a plurality of arc-shaped supporting blocks are fixedly arranged on one side, close to the plurality of connecting shafts, of the gear ring, a plurality of racks are coaxially and slidably connected with the cooling sleeve, one ends of the racks are respectively in supporting connection with the corresponding supporting blocks, each connecting shaft extends out of the cooling sleeve, a driving gear is fixedly sleeved at the extending end of each connecting shaft, and the other ends of the racks are respectively meshed with the corresponding driving gears;
when the materials are less, the plurality of water inlets are communicated, the valve on the water inlet pipe of the secondary water inlet and the valve on the water outlet pipe of the secondary water outlet are closed, and cooling water is discharged after passing through the main water inlet, the plurality of water inlets and the main water outlet;
when more materials exist, all valves are opened, the control mechanism enables the water inlets to be closed, and the sealing ring blocks the middle part of the cooling sleeve; the gear ring drives a plurality of propping blocks fixedly connected with the gear ring to rotate together, the racks and the cooling sleeve are coaxially and slidably connected, one ends of the racks are respectively propped against the corresponding propping blocks, the propping blocks are arc-shaped, the propping blocks respectively push the propped racks to move towards the corresponding connecting shafts, the racks push the gears to rotate again, and then each connecting shaft synchronously rotates, and the connecting shafts drive the sealing plates connected with the connecting shafts to rotate;
on one hand, the driving mechanism controls the plurality of connecting shafts to synchronously rotate, and the connecting shafts drive the sealing plate to rotate, so that the sealing plate can seal or not seal the water inlet; in addition, through the turned angle of many connecting axles of control for a plurality of closing plates keep away from the inlet opening, in order to prevent to flowing into the water in the inlet opening and cause blocking, influence the water pressure and the flow velocity of cooling water, and the closing plate rotates to being perpendicular with the inlet opening, and the closing plate plays the effect to the cooling water conservancy diversion, makes the cooling waterline nature flow, accelerates flow velocity, improves the cooling effect.
2. The mass production device of carbon nanotubes according to claim 1, wherein: each rack is fixedly provided with a connecting wing, and a limiting spring is arranged between the connecting wing and the cooling sleeve.
3. The mass production device of carbon nanotubes according to claim 2, wherein: and each sealing plate is fixedly connected with a rubber sealing plug plugged into the corresponding water inlet.
4. A large-scale production apparatus for carbon nanotubes according to any one of claims 1 to 3, wherein: the output end of the cyclone dust collector is fixedly sleeved with a cooling pipe, the periphery of the cooling pipe is sleeved with an annular bending pipe, one end, far away from the cyclone dust collector, of the cooling pipe is connected with a spraying chamber, the spraying chamber is provided with a liquid storage tank and a plurality of spraying heads, and a spraying pump is arranged between the liquid storage tank and the spraying heads; the inner wall of liquid reserve tank is equipped with the intermediate layer, crooked pipe and intermediate layer intercommunication, the intermediate layer is equipped with the water leakage mouth, the liquid reserve tank is equipped with second motor and sliding plate, second motor drive has the cam, sliding plate and liquid reserve tank vertical sliding connection just are used for sealed water leakage mouth, the bottom butt of cam and sliding plate.
5. The mass production device of carbon nanotubes as claimed in claim 4, wherein: the diameter of the furnace tube is larger than 0.5 meter, and the inclination angle of the furnace tube is 1-6 degrees.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW501498U (en) * | 2001-03-21 | 2002-09-01 | Shaman Internat Corp | Multipurpose distillation device |
| CN103803261A (en) * | 2014-02-18 | 2014-05-21 | 芜湖市爱德运输机械有限公司 | Spiral conveyer with cooling function |
| CN105416583A (en) * | 2015-12-15 | 2016-03-23 | 陆明友 | Water and air solar powered airship |
| CN108675282A (en) * | 2018-04-19 | 2018-10-19 | 华北电力大学 | Plasma reinforces flame method and prepares carbon nanotube industrial production device |
| CN208049573U (en) * | 2018-01-31 | 2018-11-06 | 四川思达能环保科技有限公司 | A kind of rare metal smelting exhaust processing system |
| CN209743245U (en) * | 2019-01-26 | 2019-12-06 | 宜昌恒升密封材料有限公司 | High-efficient circulative cooling mechanical seal device |
| CN210615982U (en) * | 2019-09-03 | 2020-05-26 | 贵州亮成电子有限公司 | CNC main shaft cooling device |
| CN112080300A (en) * | 2020-10-08 | 2020-12-15 | 杨松 | Operation method of process system for preparing pyrolysis oil gas from waste tires |
| CN113443842A (en) * | 2021-08-17 | 2021-09-28 | 辽宁劲达华杰工程技术有限公司 | Light-burned magnesium production device and production method |
| CN114162805A (en) * | 2021-12-31 | 2022-03-11 | 无锡东恒新能源科技有限公司 | Carbon nanotube production system |
-
2022
- 2022-07-22 CN CN202210871708.9A patent/CN115231552B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW501498U (en) * | 2001-03-21 | 2002-09-01 | Shaman Internat Corp | Multipurpose distillation device |
| CN103803261A (en) * | 2014-02-18 | 2014-05-21 | 芜湖市爱德运输机械有限公司 | Spiral conveyer with cooling function |
| CN105416583A (en) * | 2015-12-15 | 2016-03-23 | 陆明友 | Water and air solar powered airship |
| CN208049573U (en) * | 2018-01-31 | 2018-11-06 | 四川思达能环保科技有限公司 | A kind of rare metal smelting exhaust processing system |
| CN108675282A (en) * | 2018-04-19 | 2018-10-19 | 华北电力大学 | Plasma reinforces flame method and prepares carbon nanotube industrial production device |
| CN209743245U (en) * | 2019-01-26 | 2019-12-06 | 宜昌恒升密封材料有限公司 | High-efficient circulative cooling mechanical seal device |
| CN210615982U (en) * | 2019-09-03 | 2020-05-26 | 贵州亮成电子有限公司 | CNC main shaft cooling device |
| CN112080300A (en) * | 2020-10-08 | 2020-12-15 | 杨松 | Operation method of process system for preparing pyrolysis oil gas from waste tires |
| CN113443842A (en) * | 2021-08-17 | 2021-09-28 | 辽宁劲达华杰工程技术有限公司 | Light-burned magnesium production device and production method |
| CN114162805A (en) * | 2021-12-31 | 2022-03-11 | 无锡东恒新能源科技有限公司 | Carbon nanotube production system |
Non-Patent Citations (2)
| Title |
|---|
| 成大先（主编）.《机械设计图册 第3卷 机械设计的错例与禁忌》.1997,第353-354页. * |
| 钟振洋（主编）.《环卫机械设备合理选择与经济使用》.1999,第175-176页. * |
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