CN110631336A - A high-efficient type drying device for preparing graphite alkene - Google Patents
A high-efficient type drying device for preparing graphite alkene Download PDFInfo
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- CN110631336A CN110631336A CN201910750557.XA CN201910750557A CN110631336A CN 110631336 A CN110631336 A CN 110631336A CN 201910750557 A CN201910750557 A CN 201910750557A CN 110631336 A CN110631336 A CN 110631336A
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- 238000001035 drying Methods 0.000 title claims abstract description 52
- 229910002804 graphite Inorganic materials 0.000 title description 23
- 239000010439 graphite Substances 0.000 title description 23
- -1 graphite alkene Chemical class 0.000 title description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 45
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000013519 translation Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 5
- 241000463219 Epitheca Species 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000429 assembly Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000033116 oxidation-reduction process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/28—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun
- F26B3/30—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun from infrared-emitting elements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to a high-efficiency drying device for preparing graphene, which comprises a base, a lower shell, an upper shell, a first infrared lamp tube, two closed tubes, two driving mechanisms and two supporting mechanisms, wherein each supporting mechanism comprises a bracket, a platform and a lifting assembly, each lifting assembly comprises a telescopic unit, a telescopic frame, a sliding ring, a sliding rod and a connecting block, the high-efficiency drying device for preparing graphene can drive the two closed tubes to be close to or away from each other through the driving mechanisms and drive the closed tubes to rotate during drying, so that the graphene rotates and keeps a rotating state, the graphene is convenient to be separated from the inner walls of the closed tubes and taken out after drying, the upper shell can be driven to move up and down through the supporting mechanisms, the upper shell is abutted against the lower shell during drying, the inner sides of the closed tubes are heated by using the first external infrared lamp tube, the outer sides of the closed tubes are heated by using the second infrared lamp tube and the third infrared lamp tube, the drying efficiency is improved, and therefore the practicability of the equipment is improved.
Description
Technical Field
The invention relates to the field of graphene production equipment, in particular to a high-efficiency drying device for preparing graphene.
Background
Graphene is one of the hottest two-dimensional materials studied at present, the preparation technology of graphene is very mature, and at present, graphene can be obtained mainly by three methods: mechanical lift-off methods, chemical vapor deposition methods, and redox methods. The oxidation-reduction method is characterized in that firstly, chemical reagents such as sulfuric acid and nitric acid and oxidants such as potassium permanganate and hydrogen peroxide are used for oxidizing natural graphite, the distance between graphite layers is increased, and oxides are inserted between the graphite layers to prepare graphite oxide (graphite oxide). Then washing the reactant with water, and drying the washed solid at low temperature to obtain the graphite oxide powder. And stripping the graphite oxide powder by methods such as physical stripping and high-temperature expansion to obtain the graphene oxide. And finally, reducing the graphene oxide by a chemical method to obtain graphene, putting the generated solid into a drying device, drying the solid in a high-temperature environment, and removing moisture in the product to obtain the required product.
When current drying device carries out drying process to the result, because contain moisture on the result, easy adhesion is on drying device's inner wall after the stoving, is difficult for taking off, and when drying, current equipment only carries out heat treatment to the single face of result, leads to drying efficiency low, can't obtain dry graphite alkene result fast, and then leads to current drying device practicality for the production of graphite alkene to reduce.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the efficient drying device for preparing graphene is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-efficiency drying device for preparing graphene comprises a base, a lower shell, an upper shell, a controller, a first infrared lamp tube, two closed tubes, two driving mechanisms, two supporting mechanisms and a plurality of support legs, wherein the lower shell is fixed above the base through a support, the controller is fixed above the base, a PLC is arranged in the controller, the upper shell is matched with the lower shell, the two supporting mechanisms are respectively positioned at two ends of the upper shell, the top in the upper shell is provided with the second infrared lamp tube, the bottom in the lower shell is provided with the third infrared lamp tube, the first infrared lamp tube is positioned between the upper shell and the lower shell, the two closed tubes are respectively positioned at the upper side and the lower side of the infrared lamp tube, the closed tubes are semi-cylindrical in shape, a plurality of air holes are formed in the peripheries of the closed tubes, filter cloth is arranged in the air holes, the two driving mechanisms are respectively positioned at two ends, the first infrared lamp tube, the second infrared lamp tube and the third infrared lamp tube are all electrically connected with the PLC;
the supporting mechanism sequentially comprises a support, a platform and a lifting assembly from top to bottom, the platform is fixedly connected with the upper shell through the support, the lifting assembly comprises a telescopic unit, a telescopic frame, a sliding ring, a sliding rod and a connecting block, two sides of the bottom end of the telescopic frame are connected with the telescopic unit, two sides of the top end of the telescopic frame are respectively hinged with the sliding ring and the connecting block, the sliding ring is sleeved on the sliding rod, a notch is formed below the platform, two ends of the sliding rod are fixed on the inner walls of two sides of the notch, and the connecting block is fixed below the platform;
actuating mechanism includes first motor, carousel, driver's cabin, drive assembly, connecting rod and two removal subassemblies, first motor is fixed on the inner wall of inferior valve, first motor is connected with the PLC electricity, first motor is connected with the carousel transmission, the one side of keeping away from first motor at the carousel is fixed to the driver's cabin, the both ends of connecting rod respectively with first infrared fluorescent tube and driver's cabin fixed connection, two removal subassemblies are located the both sides of driver's cabin respectively, remove subassembly and closed tube one-to-one, drive assembly sets up in the driver's cabin, drive assembly is connected with the closed tube transmission through removing the subassembly.
Preferably, in order to drive the expansion bracket to deform, the expansion unit comprises a hydraulic cylinder, the hydraulic cylinder is electrically connected with the PLC, a cylinder body of the hydraulic cylinder is fixed on the base, and the cylinder body of the hydraulic cylinder and a hydraulic rod of the hydraulic cylinder are respectively hinged to two sides of the bottom end of the expansion bracket.
Preferably, in order to drive the two closed pipes to move, the moving assembly comprises a driven bevel gear, a rotating rod, a translation block, a connecting plate and a limiting unit, the driven bevel gear is arranged in the driving chamber, the driving assembly is in transmission connection with the driven bevel gear, one end of the rotating rod is fixedly connected with the driven bevel gear, the other end of the rotating rod is arranged in the translation block, the translation block is fixedly connected with the closed pipes through the connecting plate, the connecting plate is connected with the driving chamber through the limiting block unit, and threads matched with the rotating rod are arranged at the connection part of the translation block and the rotating rod.
Preferably, in order to drive the driven bevel gear to rotate, the driving assembly comprises a third motor and a driving bevel gear, the third motor is fixed in the driving chamber, the third motor is in transmission connection with the driving bevel gear, the driving bevel gear is meshed with the driven bevel gear, and the third motor is electrically connected with the PLC.
Preferably, in order to support the rotation of the rotating rod, the moving assembly further comprises two clamping plates, the two clamping plates are fixed on the rotating rod, and the two clamping plates respectively abut against the inner wall and the outer wall of the driving chamber.
Preferably, in order to reduce the resistance applied to the rotation of the rotating rod, a plurality of notches are formed in one side, close to the inner wall and the outer wall of the driving chamber, of the clamping plate, balls are arranged in the notches, the balls are matched with the notches, the centers of the balls are located in the notches, and the balls abut against the driving chamber.
Preferably, in order to fix the moving direction of the translation block, the limiting unit comprises a convex plate and a fixed shaft, the convex plate is fixedly connected with the driving chamber through the fixed shaft, and the connecting plate is sleeved on the fixed shaft.
Preferably, in order to enhance the drying effect, the material for manufacturing the closed tube is glass.
Preferably, in order to realize the stable rotation of the rotary table, the driving mechanism further comprises an annular groove and a plurality of sliding blocks, the sliding blocks are circumferentially and uniformly distributed on one side, close to the first motor, of the rotary table, the annular groove is fixed on the inner wall of the lower shell, the sliding blocks are in sliding connection with the annular groove, and the annular groove is a dovetail groove.
Preferably, in order to facilitate the water discharge, exhaust pipes are arranged above the two ends of the upper shell, and a hygrometer is arranged in the exhaust pipes and electrically connected with the PLC.
The efficient drying device for preparing the graphene has the beneficial effects that the two sealing pipes can be driven to be close to or away from each other through the driving mechanism, the sealing pipes are driven to rotate during drying, the graphene is enabled to rotate and keep a rotating state, the graphene is conveniently separated from the inner walls of the sealing pipes and taken out after drying, not only can the upper shell be driven to move up and down through the supporting mechanism, the upper shell is abutted against the lower shell during drying, the first outer infrared lamp tube is utilized to heat the inner side of the sealing pipes, the second infrared lamp tube and the third infrared lamp tube are utilized to heat the outer sides of the sealing pipes, the drying efficiency is improved, and the practicability of the device is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a high-efficiency drying device for preparing graphene according to the present invention;
fig. 2 is a schematic structural diagram of a lifting assembly of the efficient drying device for preparing graphene according to the present invention;
fig. 3 is a schematic structural diagram of a driving mechanism of the efficient drying device for preparing graphene according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
in the figure: 1. the automatic measuring device comprises a base, a lower shell, an upper shell, a controller, a first infrared lamp tube, a closed tube, a sealing tube, a supporting leg, a second infrared lamp tube, a third infrared lamp tube, a filter cloth, a support, a platform, a telescopic frame, a sliding ring, a sliding rod, a connecting block, a first motor, a rotating disc, a driving chamber, a connecting rod, a hydraulic cylinder, a driven bevel gear, a rotating rod, a translation block, a connecting plate, a third motor, a driving bevel gear, a clamping plate, a ball, a convex plate, a fixing shaft, a groove 32, a sliding block 33, an exhaust pipe and a hygrometer 35, wherein the base comprises a base, 2, the lower shell, 3, the upper shell, 4, the controller, 5, the first infrared lamp tube, 6, the sealing tube, 7, the supporting leg, 8.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a high-efficiency drying device for preparing graphene comprises a base 1, a lower casing 2, an upper casing 3, a controller 4, a first infrared lamp tube 5, two sealing tubes 6, two driving mechanisms, two supporting mechanisms and a plurality of support legs 7, wherein the lower casing 2 is fixed above the base 1 through a bracket 11, the controller 4 is fixed above the base 1, the controller 4 is internally provided with a PLC, the upper casing 3 is matched with the lower casing 2, the two supporting mechanisms are respectively positioned at two ends of the upper casing 3, the top inside the upper casing 3 is provided with a second infrared lamp tube 8, the bottom inside the lower casing 2 is provided with a third infrared lamp tube 9, the first infrared lamp tube 5 is positioned between the upper casing 3 and the lower casing 2, the two sealing tubes 6 are respectively positioned at the upper and lower sides of the infrared lamp tubes, the sealing tubes 6 are semi-cylindrical, the periphery of the sealing tubes 6 is provided with a plurality of air holes, the filter cloth 10 is arranged in the vent hole, the two driving mechanisms are respectively positioned at two ends of the closed tube 6, and the first infrared lamp tube 5, the second infrared lamp tube 8 and the third infrared lamp tube 9 are electrically connected with the PLC;
a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.
When a user uses the drying device, after a graphene product prepared by oxidation reduction is placed in one of the closed tubes 6, the operation of an operator control device is carried out, the two closed tubes 6 are driven by a driving mechanism to mutually approach to form a closed heating environment, the closed tubes 6 can conveniently ventilate through filter cloth 10, moisture is conveniently discharged from air holes of the closed tubes 6, a supporting mechanism is utilized to drive the upper shell 3 to move downwards, after the upper shell 3 and the lower shell 2 are mutually abutted, a PLC controls the first infrared lamp tube 5, the second infrared lamp tube 8 and the third infrared lamp tube 9 to be simultaneously started, infrared rays are radiated from the graphene product in the two closed tubes 6, the first infrared lamp tube 5 is utilized to carry out infrared radiation from the inner side of the closed tubes 6, infrared rays are radiated from the outer side of the graphene through the second infrared lamp tube 8 and the third infrared lamp tube 9, and then radiation is carried out from two sides of the graphene product, strengthen drying efficiency to utilize actuating mechanism to drive the closed tube 6 and rotate, make the interior graphite alkene of closed tube 6 when two closed tube 6 internal rotations, avoid graphite alkene dry back to bond on the inner wall of closed tube 6, after the drying finishes, supporting mechanism drives epitheca 3 and upwards removes, and then two actuating mechanism drive closed tube 6 separately, conveniently take away the graphite alkene of drying the completion between two closed tubes 6.
As shown in fig. 1-2, the supporting mechanism sequentially includes a bracket 11, a platform 12 and a lifting assembly from top to bottom, the platform 12 is fixedly connected to the upper casing 3 through the bracket 11, the lifting assembly includes a telescopic unit, a telescopic frame 13, a sliding ring 14, a sliding rod 15 and a connecting block 16, two sides of the bottom end of the telescopic frame 13 are connected to the telescopic unit, two sides of the top end of the telescopic frame 13 are respectively hinged to the sliding ring 14 and the connecting block 16, the sliding ring 14 is sleeved on the sliding rod 15, a notch is arranged below the platform 12, two ends of the sliding rod 15 are fixed to inner walls of two sides of the notch, and the connecting block 16 is fixed below the platform 12;
in the supporting mechanism, the platform 12 can be driven to move up and down through the lifting component, and the platform 12 is fixedly connected with the upper shell 3 through the bracket 11, so that the upper shell 3 can be moved up and down. When the lifting assembly operates, the PLC controls the telescopic unit to operate, the bottom end of the telescopic frame 13 is driven to stretch, when the telescopic frame 13 is stretched and deformed, the length of the telescopic frame 13 changes, one side of the top end of the telescopic frame 13 and the sliding ring 14 move along the sliding rod 15 fixed in the notch of the platform 12, so that the platform 12 is driven to move up and down, and the upper shell 3 can be further moved up and down.
As shown in fig. 3, the driving mechanism includes a first motor 17, a turntable 18, a driving chamber 19, a driving assembly, a connecting rod 20 and two moving assemblies, the first motor 17 is fixed on the inner wall of the lower shell 2, the first motor 17 is electrically connected with the PLC, the first motor 17 is in transmission connection with the turntable 18, the driving chamber 19 is fixed on one side of the turntable 18 far away from the first motor 17, two ends of the connecting rod 20 are respectively fixedly connected with the first infrared lamp tube 5 and the driving chamber 19, the two moving assemblies are respectively located on two sides of the driving chamber 19, the moving assemblies are in one-to-one correspondence with the closed tubes 6, the driving assembly is arranged in the driving chamber 19, and the driving assembly is in transmission connection with the closed tubes 6 through the moving assembly.
Among the actuating mechanism, drive assembly through the interior drive assembly operation of drive chamber 19, the removal subassembly that drives both sides is used in respectively on two closed tubes 6, can drive two closed tubes 6 and be close to each other or keep away from each other, the first motor 17 of PLC control starts, can drive the carousel 18 rotation, make drive chamber 19 rotatory, drive chamber 19 drives closed tube 6 through the removal subassembly and rotates, be convenient for at the in-process of heating, make the inboard graphite alkene of closed tube 6 keep rotatory state, avoid the graphite alkene adhesion after the stoving on the inner wall of closed tube 6, through keeping the relative rotation between closed tube 6 and the graphite alkene, make things convenient for take off in the closed tube 6 after the graphite alkene is dry.
Preferably, in order to drive the telescopic frame 13 to deform, the telescopic unit comprises a hydraulic cylinder 21, the hydraulic cylinder 21 is electrically connected with the PLC, a cylinder body of the hydraulic cylinder 21 is fixed on the base 1, and the cylinder body of the hydraulic cylinder 21 and a hydraulic rod of the hydraulic cylinder 21 are respectively hinged with two sides of the bottom end of the telescopic frame 13. The PLC controls the hydraulic cylinder 21 to be started, and drives the hydraulic rod of the hydraulic cylinder 21 to move, so that the distance between the hydraulic rod and the cylinder body changes, and the distance further acts on the bottom end of the telescopic frame 13 to drive the telescopic frame 13 to deform.
As shown in fig. 4, the moving assembly includes a driven bevel gear 22, a rotating rod 23, a translation block 24, a connecting plate 25 and a limiting unit, the driven bevel gear 22 is disposed in the driving chamber 19, the driving assembly is in transmission connection with the driven bevel gear 22, one end of the rotating rod 23 is fixedly connected with the driven bevel gear 22, the other end of the rotating rod 23 is disposed in the translation block 24, the translation block 24 is fixedly connected with the closed pipe 6 through the connecting plate 25, the connecting plate 25 is connected with the driving chamber 19 through the limiting unit, and a connection portion of the translation block 24 and the rotating rod 23 is provided with a thread matching with the rotating rod 23.
The driving assembly drives the driving bevel gear 27 in the moving assembly to rotate, so that the rotating rod 23 rotates, the rotating rod 23 acts on the translation block 24 through threads, the translation block 24 moves along the axis of the rotating rod 23, and the translation block 24 moves along the axis of the rotating rod 23 under the action of the limiting unit through the connecting plate 25, so that the closed pipe 6 is moved.
Preferably, in order to drive the driven bevel gear 22 to rotate, the driving assembly comprises a third motor 26 and a driving bevel gear 27, the third motor 26 is fixed in the driving chamber 19, the third motor 26 is in transmission connection with the driving bevel gear 27, the driving bevel gear 27 is meshed with the driven bevel gear 22, and the third motor 26 is electrically connected with the PLC. The PLC controls the third motor 26 to start, so as to drive the driving bevel gear 27 to rotate, and the driving bevel gear 27 acts on the driven bevel gear 22 meshed with the driving bevel gear, so that the driven bevel gear 22 rotates.
Preferably, in order to support the rotation of the rotating rod 23, the moving assembly further comprises two clamping plates 28, the clamping plates 28 are fixed on the rotating rod 23, and the two clamping plates 28 respectively abut against the inner wall and the outer wall of the driving chamber 19. The two clamping plates 28 fixed on the rotating rod 23 respectively abut against the clamping plates 28 from the inner side and the outer side of the driving chamber 19, so that the rotating rod 23 is prevented from sliding along the axis of the rotating rod 23, and the rotating rod 23 can be supported to rotate stably.
Preferably, in order to reduce the resistance to the rotation of the rotating rod 23, the side of the clamping plate 28 close to the inner wall and the outer wall of the driving chamber 19 is provided with a plurality of notches, the notches are internally provided with balls 29, the balls 29 are matched with the notches, the centers of the balls 29 are positioned in the notches, and the balls 29 abut against the driving chamber 19. The rotating rod 23 drives the clamping plate 28 to rotate when rotating, and the balls 29 in the notch of the clamping plate 28 are abutted against the driving chamber 19, so that the balls 29 are tightly attached to the inner side and the outer side of the driving chamber 19 to roll in the notch, the resistance from the driving chamber 19 when the rotating rod 23 rotates is reduced through the rolling of the balls 29, and the rotating rod 23 is convenient to rotate.
Preferably, in order to fix the moving direction of the translation block 24, the limiting unit includes a convex plate 30 and a fixed shaft 31, the convex plate 30 is fixedly connected with the driving chamber 19 through the fixed shaft 31, and the connecting plate 25 is sleeved on the fixed shaft 31. The moving direction of the connecting plate 25 is fixed by the fixing shaft 31 fixed to the driving chamber 19, the moving direction of the translation block 24 is fixed by fixedly coupling the connecting plate 25 to the translation block 24, and the connecting plate 25 is prevented from being separated from the fixing shaft 31 by the protrusion 30.
Preferably, the material of the closed tube 6 is glass to enhance the drying effect. The closed tube 6 is made of glass, infrared rays can penetrate through the closed tube 6 conveniently, and the graphene inside is heated and dried, so that the drying efficiency is improved.
Preferably, in order to realize stable rotation of the rotating disk 18, the driving mechanism further includes an annular groove 32 and a plurality of sliding blocks 33, the sliding blocks 33 are circumferentially and uniformly distributed on one side of the rotating disk 18 close to the first motor 17, the annular groove 32 is fixed on the inner wall of the lower shell 2, the sliding blocks 33 are slidably connected with the annular groove 32, and the annular groove 32 is a dovetail groove. The circular groove 32 fixed on the inner wall of the lower shell 2 is used to fix the rotation track of the sliding block 33, and the circular groove 32 is a dovetail groove, so that the sliding block 33 keeps stable sliding, and the rotary disk 18 is supported to stably rotate.
Preferably, in order to facilitate the discharge of water, an exhaust pipe 34 is provided above both ends of the upper case 3, a hygrometer 35 is provided in the exhaust pipe 34, and the hygrometer 35 is electrically connected to the PLC. When conveniently will heating graphite alkene result through blast pipe 34, the inside moisture of graphite alkene discharges the outside of epitheca 3, utilizes hygrometer 35 to detect the humidity of exhaust air to give PLC with humidity data transfer, PLC detects when humidity data is low, shows that the stoving operation is accomplished.
When the drying device operates, graphene is placed in one of the closed tubes 6, after the two closed tubes 6 are driven to mutually approach by the moving assembly, the upper shell 3 is driven by the lifting component to move downwards to contact with the lower shell 2, then the graphene is irradiated by the first infrared lamp tube 5 from the inner side of the closed tube 6, and the second infrared lamp tube 8 and the third infrared lamp tube 9 irradiate infrared rays from the outer side of the closed tube 6, so that the heating area of the graphene is increased, the drying efficiency is accelerated, and the first motor 17 drives the turntable 18 to rotate, so that the closed tube 6 rotates to drive the graphene and the closed tube 6 to rotate relatively, the dried graphene is prevented from being adhered to the inner wall of the closed tube 6, through making graphite alkene keep rotatory state, make things convenient for to keep relative separation between graphite alkene and the 6 inner walls of closed tube, take out graphite alkene after being convenient for dry to the practicality of equipment has been improved.
Compared with the prior art, this a high-efficient type drying device for preparing graphite alkene can drive two sealed tubes through actuating mechanism and be close to each other or keep away from, and drive the sealed tube 6 and rotate when drying, make graphite alkene rotate and keep the pivoted state, make things convenient for graphite alkene and the 6 inner wall separation of sealed tube to take out after the stoving, moreover, can drive 3 elevating movement of epitheca through supporting mechanism, epitheca 3 supports and leans on inferior valve 2 when drying, utilize first outer infrared fluorescent tube to 6 inboard heats of sealed tube, and second infrared fluorescent tube 8 and third infrared fluorescent tube 9 heat 6 outsides of sealed tube, and the efficiency of drying is improved, thereby the practicality of equipment has been improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The high-efficiency drying device for preparing graphene is characterized by comprising a base (1), a lower shell (2), an upper shell (3), a controller (4), a first infrared lamp tube (5), two closed tubes (6), two driving mechanisms, two supporting mechanisms and a plurality of support legs (7), wherein the lower shell (2) is fixed above the base (1) through a support (11), the controller (4) is fixed above the base (1), a PLC is arranged in the controller (4), the upper shell (3) is matched with the lower shell (2), the two supporting mechanisms are respectively positioned at two ends of the upper shell (3), a second infrared lamp tube (8) is arranged at the top in the upper shell (3), a third infrared lamp tube (9) is arranged at the bottom in the lower shell (2), the first infrared lamp tube (5) is positioned between the upper shell (3) and the lower shell (2), the two closed tubes (6) are respectively positioned at the upper side and the lower side of the infrared lamp tube, the closed tubes (6) are semi-cylindrical in shape, a plurality of air holes are formed in the periphery of the closed tubes (6), filter cloth (10) is arranged in each air hole, the two driving mechanisms are respectively positioned at the two ends of each closed tube (6), and the first infrared lamp tube (5), the second infrared lamp tube (8) and the third infrared lamp tube (9) are electrically connected with the PLC;
the supporting mechanism sequentially comprises a support (11), a platform (12) and a lifting assembly from top to bottom, the platform (12) is fixedly connected with the upper shell (3) through the support (11), the lifting assembly comprises a telescopic unit, a telescopic frame (13), a sliding ring (14), a sliding rod (15) and a connecting block (16), two sides of the bottom end of the telescopic frame (13) are connected with the telescopic unit, two sides of the top end of the telescopic frame (13) are respectively hinged with the sliding ring (14) and the connecting block (16), the sliding ring (14) is sleeved on the sliding rod (15), a notch is formed below the platform (12), two ends of the sliding rod (15) are fixed on the inner walls of two sides of the notch, and the connecting block (16) is fixed below the platform (12);
actuating mechanism includes first motor (17), carousel (18), drive chamber (19), drive assembly, connecting rod (20) and two removal subassemblies, first motor (17) are fixed on the inner wall of inferior valve (2), first motor (17) are connected with the PLC electricity, first motor (17) are connected with carousel (18) transmission, one side of keeping away from first motor (17) in carousel (18) is fixed in drive chamber (19), the both ends of connecting rod (20) respectively with first infrared fluorescent tube (5) and drive chamber (19) fixed connection, two removal subassemblies are located the both sides of drive chamber (19) respectively, remove subassembly and closed tube (6) one-to-one, drive assembly sets up in drive chamber (19), drive assembly is connected with closed tube (6) transmission through removing the subassembly.
2. The efficient drying device for preparing graphene according to claim 1, wherein the telescopic unit comprises a hydraulic cylinder (21), the hydraulic cylinder (21) is electrically connected with the PLC, a cylinder body of the hydraulic cylinder (21) is fixed on the base (1), and a cylinder body of the hydraulic cylinder (21) and a hydraulic rod of the hydraulic cylinder (21) are respectively hinged to two sides of the bottom end of the telescopic frame (13).
3. The efficient drying device for preparing graphene according to claim 1, wherein the moving assembly comprises a driven bevel gear (22), a rotating rod (23), a translation block (24), a connecting plate (25) and a limiting unit, the driven bevel gear (22) is arranged in the driving chamber (19), the driving assembly is in transmission connection with the driven bevel gear (22), one end of the rotating rod (23) is fixedly connected with the driven bevel gear (22), the other end of the rotating rod (23) is arranged in the translation block (24), the translation block (24) is fixedly connected with the closed tube (6) through the connecting plate (25), the connecting plate (25) is connected with the driving chamber (19) through the limiting unit, and a thread matched with the rotating rod (23) is arranged at the connecting part of the translation block (24) and the rotating rod (23).
4. The efficient drying device for preparing graphene according to claim 3, wherein the driving assembly comprises a third motor (26) and a driving bevel gear (27), the third motor (26) is fixed in the driving chamber (19), the third motor (26) is in transmission connection with the driving bevel gear (27), the driving bevel gear (27) is engaged with the driven bevel gear (22), and the third motor (26) is electrically connected with the PLC.
5. The efficient drying device for preparing graphene according to claim 3, wherein the moving assembly further comprises two clamping plates (28), the two clamping plates (28) are fixed on the rotating rod (23), and the two clamping plates (28) respectively abut against the inner wall and the outer wall of the driving chamber (19).
6. The efficient drying device for preparing graphene according to claim 4, wherein the clamping plate (28) is provided with a plurality of notches at one side close to the inner wall and the outer wall of the driving chamber (19), the notches are internally provided with balls (29), the balls (29) are matched with the notches, the centers of the balls (29) are positioned in the notches, and the balls (29) abut against the driving chamber (19).
7. The efficient drying device for preparing graphene according to claim 1, wherein the limiting unit comprises a convex plate (30) and a fixed shaft (31), the convex plate (30) is fixedly connected with the driving chamber (19) through the fixed shaft (31), and the connecting plate (25) is sleeved on the fixed shaft (31).
8. The efficient drying device for preparing graphene according to claim 1, wherein the closed tube (6) is made of glass.
9. The efficient drying device for preparing graphene according to claim 1, wherein the driving mechanism further comprises an annular groove (32) and a plurality of sliding blocks (33), the sliding blocks (33) are circumferentially and uniformly distributed on one side of the rotating disc (18) close to the first motor (17), the annular groove (32) is fixed on the inner wall of the lower casing (2), the sliding blocks (33) are slidably connected with the annular groove (32), and the annular groove (32) is a dovetail groove.
10. The efficient drying device for preparing graphene according to claim 1, wherein an exhaust pipe (34) is arranged above two ends of the upper shell (3), a hygrometer (35) is arranged in the exhaust pipe (34), and the hygrometer (35) is electrically connected with a PLC.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910750557.XA CN110631336A (en) | 2019-08-14 | 2019-08-14 | A high-efficient type drying device for preparing graphite alkene |
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| CN201910750557.XA CN110631336A (en) | 2019-08-14 | 2019-08-14 | A high-efficient type drying device for preparing graphite alkene |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115558812A (en) * | 2022-10-13 | 2023-01-03 | 江西中信航空设备制造有限公司 | Die forging method of high-performance 7075 aluminum alloy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115558812A (en) * | 2022-10-13 | 2023-01-03 | 江西中信航空设备制造有限公司 | Die forging method of high-performance 7075 aluminum alloy |
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