CN116688810B - Raw material mixing equipment for nonaqueous electrolyte production - Google Patents
Raw material mixing equipment for nonaqueous electrolyte production Download PDFInfo
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- CN116688810B CN116688810B CN202310918202.3A CN202310918202A CN116688810B CN 116688810 B CN116688810 B CN 116688810B CN 202310918202 A CN202310918202 A CN 202310918202A CN 116688810 B CN116688810 B CN 116688810B
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- stirring
- stirring barrel
- raw materials
- heating
- raw material
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- 239000002994 raw material Substances 0.000 title claims abstract description 86
- 238000002156 mixing Methods 0.000 title claims abstract description 38
- 239000011255 nonaqueous electrolyte Substances 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 141
- 238000010438 heat treatment Methods 0.000 claims abstract description 67
- 238000007790 scraping Methods 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 2
- 239000003792 electrolyte Substances 0.000 abstract description 7
- 238000002844 melting Methods 0.000 abstract description 7
- 230000008018 melting Effects 0.000 abstract description 7
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000005457 optimization Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229910003002 lithium salt Inorganic materials 0.000 description 2
- 159000000002 lithium salts Chemical class 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 coil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/60—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
- B01F29/63—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers with fixed bars, i.e. stationary, or fixed on the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/60—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
- B01F29/64—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers with stirring devices moving in relation to the receptacle, e.g. rotating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/95—Heating or cooling systems using heated or cooled stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F2035/99—Heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention provides raw material mixing equipment for nonaqueous electrolyte production, which relates to the technical field of electrolyte production and comprises a base and a stirring device, wherein the stirring device comprises a stirring barrel which is axially and horizontally arranged, a driving mechanism for driving the stirring barrel to rotate around the axis of the stirring barrel, and a stirring mechanism which is arranged in the stirring barrel and can further stir and heat raw materials, the stirring barrel is rotationally connected with the base, one end of the stirring barrel is provided with a power source of the stirring mechanism, and the other end of the stirring barrel is provided with a raw material charging hole; the invention can realize the mixing of the raw materials up and down and left and right at the same time, the raw materials do not have dead angles of siltation, the mixing and the melting of the raw materials of the nonaqueous electrolyte can be realized rapidly in a short time, the heating temperature of the heating block can be regulated in a self-adaptive way along with the increase of the flow velocity of the raw materials, the full and comprehensive heating of the raw materials can be controlled, the mobility of all the raw materials is consistent, and the efficient mixing and the melting of the raw materials are facilitated.
Description
Technical Field
The invention relates to the technical field of electrolyte production, in particular to raw material mixing equipment for nonaqueous electrolyte production.
Background
As the application of lithium ion batteries becomes wider, the whole industry chain has an increasing demand for nonaqueous electrolyte of lithium ion batteries. Meanwhile, the application of the lithium ion battery is gradually developed to a high end, so that how to provide the nonaqueous electrolyte with more excellent performance and better batch consistency for the lithium ion battery becomes a great technical problem to be solved by each electrolyte manufacturer. In addition to selecting better raw materials, making control of the details during electrolyte production is also an effective way to solve the above-mentioned problems.
The electrolyte is generally prepared by mixing raw materials such as a high-purity organic solvent, electrolyte lithium salt, necessary additives and the like according to a certain proportion under a certain condition, and the prior art also only relies on high-speed rotation of stirring pieces to realize mixing, for example, patent publication numbers CN217313434U and CN209005621U both disclose related technical schemes, and due to low mixing efficiency and long mixing time, dead angles exist, which are feasible for a small amount of nonaqueous electrolyte manufacturers, but are difficult to meet the requirement of productivity for a large amount of nonaqueous electrolyte production.
Disclosure of Invention
The invention aims to provide raw material mixing equipment which is ingenious in structure, efficient and sufficient in mixing and is used for producing nonaqueous electrolyte, so that the technical problem that various raw materials cannot be fully mixed and melted in a short time through a single mixing stirring piece or a plurality of stirring pieces with different rotation dimensions in the prior art is solved.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the utility model provides a raw materials mixing equipment for nonaqueous electrolyte production, it includes base and agitating unit, agitating unit installs on the base, agitating unit includes the agitator that the axial level was arranged, be used for driving the agitator around self axis pivoted actuating mechanism and built-in agitator can carry out further stirring heating's rabbling mechanism to the raw materials, the agitator is connected with the base rotation and the one end of agitator is provided with the inside and outside switch-on of rabbling mechanism with the agitator, fixed pipe and the fixed pipe that is provided with several figures between two rotary joint are located the agitator, fixed pipe one end passes inside the rotary joint of left side and seals it, the fixed pipe other end passes the rotary joint on right side and this end is opened to be arranged the port, the charge door set up with this port correspond and near fixed pipe bending position.
As a further optimization or improvement of the solution.
And the port is provided with a sealing plug in threaded sealing connection.
As a further optimization or improvement of the solution.
The stirring mechanism comprises a mounting block, the mounting block is suspended and fixed by a protruding portion of a fixed pipe, a vertical stirring shaft is arranged at the bottom of the mounting block in a rotating mode, a plurality of heating cylinders which are arranged in a spiral array are arranged on the stirring shaft, one ends of the heating cylinders are arranged in a closed mode, connecting rods which are fixedly connected with the heating cylinders are arranged between the heating cylinders and the stirring shaft, the other ends of the heating cylinders are arranged in an open mode, the heating blocks protruding outwards are arranged at the ends of the heating cylinders in a sealing mode, and batteries for supplying power to the heating blocks are arranged inside the heating cylinders in a sealing mode.
As a further optimization or improvement of the solution.
The power source is a stirring motor arranged at one end of the fixed pipe, the stirring motor and the driving end of the stirring shaft are in transmission through a flexible shaft, the driving end of the flexible shaft is connected with the output end of the stirring motor, and the output end of the flexible shaft sequentially penetrates through the fixed pipe and the mounting block to be connected with the driving end of the stirring shaft.
As a further optimization or improvement of the solution.
The battery is including being located two terminal inside the heating cylinder, the heating piece is also including being located two terminal inside the heating cylinder, be provided with the slide rheostat between battery and the heating piece and both are connected through the slide rheostat, the slide rheostat include two supports, porcelain section of thick bamboo, coil, metal bar, gleitbretter and four terminal, the gleitbretter is contacted with the coil laminating.
As a further optimization or improvement of the solution.
The metal rod is sleeved with an insulating spring, one end of the insulating spring is abutted against a bracket close to the heating block, and the other end of the insulating spring is abutted against the sliding sheet; when the centrifugal force applied to the sliding sheets is smaller, the compression amount of the insulating spring is smaller, the resistance of the sliding rheostat is larger, and the power supply current of the battery to the heating block is smaller.
As a further optimization or improvement of the solution.
The stirring barrel is characterized in that a support ring is fixedly arranged on the base, two support rings are arranged and respectively rotate and support two ends of the stirring barrel, an annular gap which penetrates through the inside and the outside is coaxially formed in the outer circular surface of the support ring, rollers which are arranged in an equidistant array are arranged in the gap, and the axis of each roller is parallel to the axis of the stirring barrel.
As a further optimization or improvement of the solution.
An annular clamping groove is formed in the outer circular surface of the stirring barrel, and the roller is clamped in the clamping groove.
Compared with the prior art, the invention has the beneficial effects that:
1. the mixing of the upper raw materials and the lower raw materials can be realized, and meanwhile, the left-right mixing of the raw materials can be realized, namely, the single rotation technical means can simultaneously realize the mixing of the upper raw materials, the lower raw materials, the left raw materials and the right raw materials, no dead angle exists in the raw materials, and the mixing of the non-aqueous electrolyte raw materials can be realized rapidly in a short time.
2. In the process of rotating and stirring the heating cylinder, along with the gradual increase of the rotating speed, the flow speed of the raw material liquid is also increased, the power supply current of the battery to the heating block is adaptively increased, the heating temperature is higher, namely the flow speed of the raw material liquid determines the heating temperature, all raw materials can be rapidly heated, and the fluidity of the raw material is increased, namely the heating temperature of the heating block can be adaptively adjusted along with the increase of the flow speed of the raw material, so that the raw material is controlled to be fully and comprehensively heated, the fluidity of all the raw materials is promoted to be consistent, and the mixing and blending of the raw materials are facilitated.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a diagram showing the cooperation of the stirring barrel and the base.
Fig. 3 is an exploded view of the stirring barrel.
Fig. 4 is a schematic view of the internal structure of the stirring barrel.
Fig. 5 is a diagram showing the cooperation of the stirring barrel and the driving mechanism.
Fig. 6 is a diagram showing the cooperation of the stirring mechanism and the stirring barrel.
Fig. 7 is a diagram showing the cooperation between the stirring motor and the stirring shaft.
Fig. 8 is a mating view of the support bracket and the swivel joint.
Fig. 9 is a schematic diagram showing a partial structure of the stirring mechanism.
Fig. 10 is a schematic diagram showing a partial structure of the stirring mechanism.
Fig. 11 is a schematic view of the internal structure of the heating cartridge.
Fig. 12 is a schematic structural view of the sliding rheostat.
Fig. 13 is a schematic structural view of the support ring.
The drawing is marked as:
100. a base; 110. a support ring; 111. a notch; 112. a roller; 113. a support frame; 200. a stirring device; 210. a stirring barrel; 211. an end cap; 212. a rotary joint; 213. scraping a groove; 214. opening I; 215. an opening II; 216. a fixed tube; 217. a feed inlet; 218. a sealing plug; 220. a driving mechanism; 221. a driving motor; 222. a drive gear; 223. a driven gear; 230. a stirring mechanism; 231. a mounting block; 232. a stirring shaft; 233. a heating cylinder; 234. a connecting rod; 235. a heating block; 236. a battery; 237. a slide rheostat; 237a, a metal rod; 237b, slip sheets; 237c, insulating springs; 238. a stirring motor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 13, a raw material mixing apparatus for nonaqueous electrolyte production includes a base 100 and a stirring device 200, the stirring device 200 is mounted on the base 100, the stirring device 200 includes a stirring barrel 210 arranged horizontally in an axial direction, a driving mechanism 220 for driving the stirring barrel 210 to rotate around an axis thereof, and a stirring mechanism 230 which is built in the stirring barrel 210 and can further stir and heat raw materials, the stirring barrel 210 is rotatably connected with the base 100, one end of the stirring barrel 210 is provided with a power source of the stirring mechanism 230, and the other end is provided with a raw material charging port 217.
Specifically, referring to fig. 2-4, the two ends of the stirring barrel 210 are sealed and fixedly provided with end covers 211, the power source and the charging port 217 are both arranged at the end covers 211, the inner circular surface of the stirring barrel 210 is provided with scraping grooves 213, the scraping grooves 213 can scrape the raw materials at the bottom of the stirring barrel 210 and throw the raw materials down when the raw materials rotate to the top of the stirring barrel 210, and the purpose of the arrangement is to ensure that the raw materials cannot be deposited at the bottom of the stirring barrel 210, so that the raw material density at the upper layer of the stirring barrel 210 is low and the raw material density at the lower layer of the stirring barrel 210 is high.
More specifically, a certain gap is reserved between the scraping grooves 213 and the end cover 211, the scraping grooves 213 are provided with a plurality of scraping grooves 213 and are arranged in an array along the circumferential direction where the stirring barrel 210 is located, one of the two adjacent scraping grooves 213 is arranged in an opening manner along one end parallel to the axial direction of the stirring barrel 210 and forms an opening one 214, the other scraping groove 213 is arranged in an opening manner along the other end parallel to the axial direction of the stirring barrel 210 and forms an opening two 215, when the raw materials are scraped by the scraping grooves 213, when the scraping grooves 213 are separated from the raw materials horizontal plane, one of the two adjacent scraping grooves 213 can throw a small amount of scraped raw materials from the opening one 214 to one end of the stirring barrel 210, and the other scraping groove 213 can throw a small amount of scraped raw materials from the opening two 215 to the other end of the stirring barrel 210.
The principle of carrying out rapid mixing and blending on the nonaqueous electrolyte raw materials is as follows: raw materials such as high-purity organic solvent, electrolyte lithium salt and necessary additives are added into the stirring barrel 210 through the charging hole 217, the liquid level of the raw materials is lower than the central axis of the stirring barrel 210, the stirring barrel 210 is driven by external force to rotate around the central axis of the stirring barrel 210, in the process of rotation of the stirring barrel 210, the raw materials at the bottom of the stirring barrel 210 can be scraped up by the scraping grooves 213 and are thrown down when rotating to the top of the stirring barrel 210, meanwhile, in the two scraping grooves 213, one scraping groove 213 can throw a small amount of scraped raw materials from the first opening 214 to one end of the stirring barrel 210, the other scraping groove 213 can throw a small amount of scraped raw materials from the second opening 215 to the other end of the stirring barrel 210, the mixing of the raw materials up, down, left and right can be simultaneously realized, the raw materials do not have dead angles of siltation, the mixing and the melting of the raw materials of the nonaqueous electrolyte can be realized rapidly in a short time, and the mixing and melting efficiency of the raw materials is greatly improved.
Referring to fig. 5, in order to drive the stirring barrel 210 to rotate, the driving mechanism 220 includes a driving motor 221 fixedly disposed on the base 100, an axis of an output shaft of the driving motor 221 is parallel to an axis of the stirring barrel 210, a driving gear 222 is coaxially sleeved on an output shaft of the driving motor 221, a driven gear 223 is coaxially and fixedly sleeved on an outer circumferential surface of the stirring barrel 210, the driving gear 222 is meshed with the driven gear 223, and rotation driving of the stirring barrel 210 can be achieved through the driving motor 221.
Referring to fig. 7, for convenience in feeding, a rotary joint 212 is coaxially disposed in the center of the end cover 211, the rotary joint 212 is in rotary connection with the end cover 211 and is fixedly supported by a support frame 113 disposed on the base 100, the rotary joint 212 connects the inside and the outside of the stirring barrel 210, a fixing tube 216 in a shape like a Chinese character 'ji' is fixedly disposed between the two rotary joints 212, the fixing tube 216 is located in the stirring barrel 210, one end of the fixing tube 216 passes through the inside of the rotary joint 212 on the left side and seals the same, the other end of the fixing tube 216 passes through the rotary joint 212 on the right side, a port is disposed at the opening of the fixing tube 216 corresponding to the port, a sealing plug 218 in threaded sealing connection is disposed on the port, the stirring raw materials can be conveniently fed from the charging port 217 through opening of the sealing plug 218, and the sealing plug 218 is closed, and splashing of the stirring raw materials can be prevented.
It is emphasized that: the feeding and discharging of the non-aqueous electrolyte which is uniformly mixed and stirred can be realized not only by the feeding opening 217 but also by the pump body and the pipeline, and how to feed and discharge is not the important point of the invention, and can be realized by the conventional feeding and discharging in the prior art, and the description thereof is omitted herein.
Referring to fig. 13, in order to facilitate the rotation support of the stirring barrel 210, the base 100 is fixedly provided with two support rings 110, the two support rings 110 are respectively used for rotatably supporting two ends of the stirring barrel 210, the outer circumferential surface of each support ring 110 is coaxially provided with an annular gap 111 which penetrates through the inside and the outside, the gap 111 is internally provided with rollers 112 which are arranged in an equidistant array, the axis of each roller 112 is parallel to the axis of the stirring barrel 210, the outer circumferential surface of the stirring barrel 210 is provided with an annular clamping groove, the rollers 112 are clamped in the clamping grooves, and the rotation support of the stirring barrel 210 is realized through a plurality of rollers 112.
Referring to fig. 7-12, in order to further improve the efficiency of mixing and stirring, the stirring mechanism 230 includes a mounting block 231, the mounting block 231 is suspended and fixed by the protruding portion of the fixed tube 216, a vertical stirring shaft 232 is rotatably provided at the bottom of the mounting block 231, a plurality of heating cylinders 233 arranged in a spiral array are provided on the stirring shaft 232, one end of each heating cylinder 233 is arranged in a closed manner, a connecting rod 234 fixedly connected with the two ends of each heating cylinder is provided between the heating cylinders 232 and the corresponding heating cylinder 233, the other end of each heating cylinder 233 is arranged in an open manner, a heating block 235 protruding outwards is arranged at the end of each heating cylinder 233 in a sealed manner, a battery 236 for supplying power to the heating block 235 is arranged in the heating cylinders 233 in a sealed manner, the power source is a stirring motor 238 arranged at one end of the fixed tube 216, the stirring motor 238 and the driving end of the stirring shaft 232 are in a transmission manner, the driving end of the flexible shaft is connected with the output end of the stirring motor 238, the output end of the flexible shaft sequentially penetrates through the fixed tube 216 and the mounting block 231 and the driving end of the stirring shaft 232, the stirring shaft 232 can be driven by the stirring motor 238 to rotate the heating cylinders 232, and the mixing and the heating cylinders 233 are accelerated, and the mixing and melting efficiency of raw materials are simultaneously, and the mixing and the melting speed of the raw materials are further increased are heated, and the raw materials are further mixed and flow are accelerated.
Referring to fig. 11 and 12, the battery 236 includes two terminals located inside the heating cylinder 233, the heating block 235 also includes two terminals located inside the heating cylinder 233, a sliding rheostat 237 is disposed between the battery 236 and the heating block 235 and connected with the two terminals through the sliding rheostat 237, the sliding rheostat adopts a conventional sliding rheostat in a middle school textbook, and includes two brackets, a porcelain cylinder, a coil, a metal rod 237a, a sliding vane 237b and four terminals, the sliding vane 237b is in contact with the coil (there is a difference from the prior art in that the holding force between the sliding vane 237b and the coil is very high, in this technical scheme, the holding force is almost 0), an insulating spring 237c is sleeved on the metal rod 237a, one end of the insulating spring 237c is abutted against the bracket close to the heating block 235, and the other end of the insulating spring 237c is abutted against the sliding vane 237b, in a specific connection mode, when the larger the centrifugal force applied to the sliding vane 237b is, the larger the compression amount of the insulating spring 237c is smaller, and the resistance of the sliding rheostat 237b is in contact with the coil is larger the current supplied to the heating block 235 by the battery; when the centrifugal force applied to the slide 237b is smaller, the compression amount of the insulating spring 237c is smaller, the resistance of the slide rheostat 237 is larger, the supply current of the battery 236 to the heating block 235 is smaller, and when the stirring shaft 232 is stationary, the resistance of the slide rheostat 237 approaches infinity, and at this time, the slide rheostat 237 is equivalent to a switch-off state, and the battery 236 cannot supply power to the heating block 235 to generate heat.
The significance of adopting the technical scheme is as follows: in the process of rotating and stirring the heating cylinder 233, along with the gradual increase of the rotating speed, the flow speed of the raw material liquid is also increased, the power supply current of the battery 236 to the heating block 235 is adaptively increased, the heating temperature is higher, namely the flow speed of the raw material liquid determines the heating temperature, all raw materials can be quickly heated, the fluidity is increased, the flow speed of the raw materials is supposed to be very small, but the temperature of the heating block 235 is very high, then the temperature of part of the raw materials is high, and the temperature of the part of the raw materials is low, so that the defect of inconsistent raw material fluidity is caused, and the mixing and melting efficiency is further influenced.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (6)
1. Raw material mixing equipment for nonaqueous electrolyte production, which comprises a base (100) and a stirring device (200), wherein the stirring device (200) is arranged on the base (100), and is characterized in that: the stirring device (200) comprises a stirring barrel (210) which is axially and horizontally arranged, a driving mechanism (220) which is used for driving the stirring barrel (210) to rotate around the axis of the stirring barrel, and a stirring mechanism (230) which is arranged in the stirring barrel (210) and can further stir and heat raw materials, wherein the stirring barrel (210) is rotationally connected with the base (100), one end of the stirring barrel (210) is provided with a power source of the stirring mechanism (230), and the other end of the stirring barrel is provided with a raw material charging opening (217);
the two ends of the stirring barrel (210) are fixedly provided with end covers (211) in a sealing manner, a power source and a charging opening (217) are arranged at the end covers (211), scraping grooves (213) are formed in the inner circular surface of the stirring barrel (210), and the scraping grooves (213) can scrape the raw materials at the bottom of the stirring barrel (210) and throw the raw materials down when the raw materials rotate to the top of the stirring barrel (210);
a certain gap is reserved between each scraping groove (213) and each end cover (211), the scraping grooves (213) are arranged in an array mode along the circumferential direction of the stirring barrel (210), one scraping groove (213) is arranged in an opening mode along one end parallel to the axial direction of the stirring barrel (210), an opening I (214) is formed, the other scraping groove (213) is arranged in an opening mode along the other end parallel to the axial direction of the stirring barrel (210), an opening II (215) is formed, when raw materials are scraped by the scraping grooves (213), when the scraping grooves (213) are separated from the raw materials level, one scraping groove (213) can throw a small amount of scraped raw materials from the opening I (214) to one end of the stirring barrel (210), and the other scraping groove (213) can throw a small amount of scraped raw materials from the opening II (215) to the other end of the stirring barrel (210);
the stirring mechanism (230) comprises a mounting block (231), the mounting block (231) is suspended and fixed by a protruding part of a fixed pipe (216), a vertical stirring shaft (232) is rotatably arranged at the bottom of the mounting block (231), a plurality of heating cylinders (233) which are arranged in a spiral array are arranged on the stirring shaft (232), one ends of the heating cylinders (233) are arranged in a closed mode, connecting rods (234) for fixedly connecting the ends with the stirring shaft (232) are arranged between the ends, the other ends of the heating cylinders (233) are arranged in an open mode, the ends of the heating cylinders (233) are provided with heating blocks (235) protruding outwards in a sealing mode, and batteries (236) for supplying power to the heating blocks (235) are arranged in the heating cylinders (233) in a sealing mode;
the power source is a stirring motor (238) arranged at one end of the fixed pipe (216), the stirring motor (238) and the driving end of the stirring shaft (232) are in transmission through a flexible shaft, the driving end of the flexible shaft is connected with the output end of the stirring motor (238), and the output end of the flexible shaft sequentially penetrates through the fixed pipe (216) and the mounting block (231) to be connected with the driving end of the stirring shaft (232);
the battery (236) comprises two binding posts positioned inside the heating cylinder (233), the heating block (235) also comprises two binding posts positioned inside the heating cylinder (233), a sliding rheostat (237) is arranged between the battery (236) and the heating block (235) and is connected with the battery through the sliding rheostat (237), the sliding rheostat comprises two brackets, a porcelain cylinder, a coil, a metal rod (237 a), a sliding sheet (237 b) and four binding posts, and the sliding sheet (237 b) is in fit contact with the coil;
an insulating spring (237 c) is sleeved on the metal rod (237 a), one end of the insulating spring (237 c) is abutted against a bracket close to the heating block (235), and the other end of the insulating spring is abutted against the sliding sheet (237 b), and the specific wiring mode is that when the centrifugal force applied to the sliding sheet (237 b) is larger, the compression amount of the insulating spring (237 c) is larger, the resistance of the sliding rheostat (237) is smaller, and the power supply current of the battery (236) to the heating block (235) is larger; when the centrifugal force applied to the slide plate (237 b) is smaller, the compression amount of the insulating spring (237 c) is smaller, the resistance of the slide rheostat (237) is larger, and the supply current of the battery (236) to the heating block (235) is smaller.
2. The raw material mixing apparatus for nonaqueous electrolyte production according to claim 1, wherein: the driving mechanism (220) comprises a driving motor (221) fixedly arranged on the base (100), the axis of an output shaft of the driving motor (221) is parallel to the axis of the stirring barrel (210), a driving gear (222) is coaxially sleeved on the output shaft of the driving motor (221), a driven gear (223) is coaxially and fixedly sleeved on the outer circular surface of the stirring barrel (210), and the driving gear (222) is meshed with the driven gear (223).
3. The raw material mixing apparatus for nonaqueous electrolyte production according to claim 1, wherein: the rotary joint (212) is coaxially arranged at the center of the end cover (211) in a penetrating mode, the rotary joint (212) is matched with the end cover (211) in a rotating mode, the rotary joint (212) is fixedly supported by the supporting frame (113) arranged on the base (100), the rotary joint (212) is used for connecting the inside and the outside of the stirring barrel (210), a fixing pipe (216) in a shape like a Chinese character 'ji' and the fixing pipe (216) are fixedly arranged between the two rotary joints (212), one end of the fixing pipe (216) penetrates through the inside of the rotary joint (212) on the left side and seals the inside, the other end of the fixing pipe (216) penetrates through the rotary joint (212) on the right side, a port is arranged at the opening of the end, and the feeding port (217) is arranged at a bending position of the fixing pipe (216) corresponding to and nearby to the port.
4. A raw material mixing apparatus for nonaqueous electrolyte production according to claim 3, characterized in that: a sealing plug (218) in threaded sealing connection is provided on the port.
5. The raw material mixing apparatus for nonaqueous electrolyte production according to claim 1, wherein: the stirring device is characterized in that a support ring (110) is fixedly arranged on the base (100), two support rings (110) are arranged and respectively rotate and support two ends of the stirring barrel (210), annular gaps (111) penetrating through the inside and the outside are coaxially formed in the outer circular surface of the support ring (110), rollers (112) arranged in an equidistant array are arranged in the gaps (111), and the axis of the rollers (112) is parallel to the axis of the stirring barrel (210).
6. The raw material mixing apparatus for nonaqueous electrolyte production according to claim 5, wherein: an annular clamping groove is formed in the outer circular surface of the stirring barrel (210), and the roller (112) is clamped in the clamping groove.
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| CN212468104U (en) * | 2020-05-20 | 2021-02-05 | 黄山泰尔新材料有限公司 | Waterborne polyurethane high temperature desolventizing agitating unit |
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| CN116688810A (en) | 2023-09-05 |
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