CN212789845U - Lithium hexafluorophosphate production is with stirring crystallization device - Google Patents
Lithium hexafluorophosphate production is with stirring crystallization device Download PDFInfo
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- CN212789845U CN212789845U CN202021062846.5U CN202021062846U CN212789845U CN 212789845 U CN212789845 U CN 212789845U CN 202021062846 U CN202021062846 U CN 202021062846U CN 212789845 U CN212789845 U CN 212789845U
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Abstract
The utility model discloses a lithium hexafluorophosphate production stirring crystallization device, which comprises a box body, wherein the bottom of the box body is uniformly and fixedly connected with supporting legs, the right side of the top of the box body is provided with a feed inlet and a gas outlet, the center of the bottom is provided with a discharge pipe, the center of the top of the box body is in running through and rotating connection with a hollow shaft, the surface of the hollow shaft positioned in an inner cavity of the box body is uniformly and fixedly connected with a horizontal pipe, the top of the horizontal pipe is uniformly communicated with a gas outlet pipe, the left side of the top of the box body is fixedly provided with a driving motor, an output shaft of the driving motor is in transmission connection with the top end of the hollow shaft through a transmission mechanism, the stirring crystallization device for lithium hexafluorophosphate production has simple structure and reasonable design, reaction raw materials are fully mixed by adopting a mode combining mechanical stirring and pneumatic stirring, convenient operation and strong practicability.
Description
Technical Field
The utility model relates to a lithium hexafluorophosphate production technical field specifically is a lithium hexafluorophosphate production is with stirring crystallization device.
Background
Lithium hexafluorophosphate is the most important component of the electrolyte composition and accounts for approximately 43% of the total electrolyte cost. In the fluorine chemical industry, although the comparable reduction of the traditional products is obvious, the demand of high-end products is increased and strong momentum is kept. Especially lithium hexafluorophosphate production and marketing continue to maintain a good situation. With the continuous expansion of new energy fields in the future, lithium hexafluorophosphate is expected to continuously burst. Other novel lithium salts are expected to replace lithium hexafluorophosphate in the future. Lithium hexafluorophosphate is prepared by dissolving lithium salt in anhydrous hydrofluoric acid to form LiF-HF solution and introducing PF5The gas reacts to produce lithium hexafluorophosphate crystals. And separating and drying to obtain the product.
Need use stirring crystallization device when lithium hexafluorophosphate production, but traditional stirring crystallization device often adopts the mode of mechanical stirring to mix the raw materials of reaction when using for the mixed effect of raw materials is relatively poor, is unfavorable for the growth of lithium hexafluorophosphate crystal, and lithium hexafluorophosphate crystal grows easily on the tank wall, is unfavorable for the ejection of compact of lithium hexafluorophosphate crystal, has reduced lithium hexafluorophosphate production with stirring crystallization device's practicality.
Based on this, the utility model designs a specifically be a lithium hexafluorophosphate production is with stirring crystallization device to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lithium hexafluorophosphate production is with stirring crystallization device to solve traditional stirring crystallization device that proposes in the above-mentioned background art and often adopt the mode of mechanical stirring to mix the raw materials of reaction when using, make the mixed effect of raw materials relatively poor, be unfavorable for the growth of lithium hexafluorophosphate crystal, and lithium hexafluorophosphate crystal grows easily on the tank wall, be unfavorable for the problem of the ejection of compact of lithium hexafluorophosphate crystal.
In order to achieve the above object, the utility model provides a following technical scheme: a stirring crystallization device for producing lithium hexafluorophosphate comprises a box body, wherein the bottom of the box body is uniformly and fixedly connected with supporting legs, a feed inlet and an air outlet are arranged on the right side of the top of the box body, a discharge pipe is arranged at the center of the bottom of the box body, a hollow shaft is connected in a penetrating and rotating way at the center of the top of the box body, the surface of the hollow shaft positioned in the inner cavity of the box body is evenly and fixedly connected with a horizontal pipe, the top of the horizontal pipe is evenly communicated with an air outlet pipe, the left side of the top of the box body is fixedly provided with a driving motor, an output shaft of the driving motor is in transmission connection with the top end of the hollow shaft through a transmission mechanism, a gas tank is arranged on the left side of the box body, the top of the gas tank is fixedly provided with a gas pump, the input end of the gas pump is communicated with the gas tank, the output end of the gas pump is communicated with the top end of the hollow shaft through a rotary joint, the hollow shaft is positioned at the upper side and the lower side of the surface of the inner cavity of the box body and is fixedly connected with a scraper plate which is in sliding connection with the inner wall of the box body through a linear telescopic pipe.
The utility model discloses as above lithium hexafluorophosphate production is with stirring crystallization device, it is further, the flexible pipe of straight line includes that one end is fixed at interior pole on the scraper blade, the inner chamber of interior pole is provided with the spring, the other end sliding connection of interior pole inner chamber has the outer tube, the outer tube is kept away from the one end and the quill shaft fixed connection of interior pole, the both ends of outer tube offset with the end wall of interior pole and the tip of outer tube respectively.
The utility model discloses as above lithium hexafluorophosphate production is with stirring crystallization device, it is further, the top fixed mounting of box has the pneumatic cylinder, the output of pneumatic cylinder stretches into the inner chamber and the fixedly connected with cover of box and locates the annular piece on quill shaft surface, the middle part of annular piece has the bell mouth of upwards sunken, is located the top fixedly connected with and the montant of bell mouth inner wall sliding connection of interior pole.
The utility model discloses as above lithium hexafluorophosphate production is with stirring crystallization device, it is further, the top of montant is provided with the ball, the surface of ball and the inner wall roll connection of bell mouth.
The utility model discloses as above lithium hexafluorophosphate production is with stirring crystallization device, it is further, the box includes drum portion and lower toper portion, the scraper blade include with the vertical section of upper drum portion matched with and with lower toper portion matched with slope section.
The utility model discloses as above lithium hexafluorophosphate production is with stirring crystallization device, it is further, drive mechanism includes initiative bevel gear and driven bevel gear, and initiative bevel gear fixed mounting is on driving motor's output shaft, and driven bevel gear fixed mounting is on the top of quill shaft, and the meshing of initiative bevel gear and driven bevel gear.
The utility model discloses as above lithium hexafluorophosphate production is with stirring crystallization device, it is further, still be provided with the reduction gear between driving motor and the drive mechanism, driving motor's output shaft is connected with the input of reduction gear, the output and the drive bevel gear fixed connection of reduction gear.
The utility model discloses as above lithium hexafluorophosphate production is with stirring crystallization device, it is further, the surface cover of box is equipped with outer cooling jacket, the top intercommunication on outer cooling jacket right side has water inlet, the bottom intercommunication on right side to have the delivery port.
The utility model discloses as above lithium hexafluorophosphate production is with stirring crystallization device, it is further, rotary joint passes through the top fixed connection of support frame and box, the top and the rotary joint of quill shaft rotate to be connected.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an air pump takes out the phosphorus pentafluoride gas in with the gas pitcher, enter into quill shaft and violently pipe through rotary joint in proper order, and upwards spout from the outlet duct, spun phosphorus pentafluoride gas reacts with the reaction raw materials in the box, driving motor drives the quill shaft through reduction gear and drive mechanism and rotates, the quill shaft drives violently the pipe and rotates, and then utilize violently the pipe to carry out mechanical stirring to the mixed solution in the box, and simultaneously, phosphorus pentafluoride gas from the outlet duct spun carries out pneumatic stirring to the mixed solution, make the raw materials reaction more abundant, be favorable to the growth of lithium hexafluorophosphate crystal, in addition, the quill shaft still drives flexible pipe of straight line and scraper blade rotation, utilize the cooperation of scraper blade and box inner wall, and then scrape the crystal on the box inner wall, be favorable to the ejection;
this lithium hexafluorophosphate production is with stirring crystallization device, simple structure, reasonable in design adopts the mode that mechanical stirring and pneumatic stirring combined together to carry out the intensive mixing to reaction raw materials, can also scrape the crystal on the tank wall in addition, is favorable to the growth and the ejection of compact of lithium hexafluorophosphate, convenient operation, and the practicality is strong.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic sectional view of the structure of the present invention;
FIG. 2 is a schematic front sectional view of the hydraulic cylinder, the ring block and the vertical rod of the present invention;
fig. 3 is a schematic perspective view of the hollow shaft, the horizontal tube, the linear extension tube and the scraper of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-box body, 2-supporting leg, 3-feeding port, 4-air outlet, 5-discharging pipe, 6-hollow shaft, 7-transverse pipe, 8-air outlet pipe, 9-driving motor, 10-reducer, 11-transmission mechanism, 12-air tank, 13-air pump, 14-rotary joint, 15-linear telescopic pipe, 151-inner rod, 152-outer pipe, 153-spring, 16-scraper, 17-hydraulic cylinder, 18-annular block, 19-conical hole, 20-vertical rod, 21-external cooling jacket, 22-water inlet, 23-water outlet and 24-ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a stirring crystallization device for producing lithium hexafluorophosphate comprises a box body 1, wherein the bottom of the box body 1 is uniformly and fixedly connected with supporting legs 2, the right side of the top of the box body 1 is provided with a feed inlet 3 and an air outlet 4, the center of the bottom is provided with a discharge pipe 5, the center of the top of the box body 1 is in through rotating connection with a hollow shaft 6, the surface of the hollow shaft 6 positioned in the inner cavity of the box body 1 is uniformly and fixedly connected with a horizontal pipe 7, the top of the horizontal pipe 7 is uniformly communicated with an air outlet pipe 8, the left side of the top of the box body 1 is fixedly provided with a driving motor 9, an output shaft of the driving motor 9 is in transmission connection with the top end of the hollow shaft 6 through a transmission mechanism 11, a speed reducer 10 is further arranged between the driving motor 9 and the transmission mechanism 11, the output shaft of the, the driven bevel gear is fixedly arranged at the top end of the hollow shaft 6, the driving bevel gear is meshed with the driven bevel gear so as to achieve the effect that an output shaft of the driving motor 9 drives the hollow shaft 6 to rotate through the speed reducer 10 and the transmission mechanism 11, the left side of the box body 1 is provided with the air tank 12, the top of the air tank 12 is fixedly provided with the air pump 13, the input end of the air pump 13 is communicated with the air tank 12, the output end of the air pump 13 is communicated with the top end of the hollow shaft 6 through the rotary joint 14, the rotary joint 14 is fixedly connected with the top of the box body 1 through a support frame, and the top end of the hollow shaft 6 is rotatably;
the upper side and the lower side of the surface of the inner cavity of the box body 1 of the hollow shaft 6 are fixedly connected with scrapers 16 which are in sliding connection with the inner wall of the box body 1 through linear telescopic tubes 15, the box body 1 comprises an upper cylindrical part and a lower conical part, each scraper 16 comprises a vertical section matched with the upper cylindrical part and an inclined section matched with the lower conical part, and lithium hexafluorophosphate can be conveniently discharged, wherein each linear telescopic tube 15 comprises an inner rod 151 with one end fixed on each scraper 16, a spring 153 is arranged in the inner cavity of the inner rod 151, the other end of the inner cavity of the inner rod 151 is in sliding connection with an outer tube 152, one end of the outer tube 152, which is far away from the inner rod 151, is fixedly; in addition, a hydraulic cylinder 17 is fixedly installed at the top of the box body 1, the output end of the hydraulic cylinder 17 extends into the inner cavity of the box body 1 and is fixedly connected with an annular block 18 sleeved on the surface of the hollow shaft 6, a conical hole 19 which is sunken upwards is formed in the middle of the annular block 18, and a vertical rod 20 which is slidably connected with the inner wall of the conical hole 19 is fixedly connected to the top of the upper inner rod 151; the top of the vertical rod 20 is provided with a ball 24, the surface of the ball 24 is in rolling connection with the inner wall of the tapered hole 19, so that the vertical rod 20 can slide on the annular block 18 more smoothly, by utilizing the cooperation of the hydraulic cylinder 17, the annular block 18, the tapered hole 19, the vertical rod 20 and the linear telescopic tube 15, a user can open the hydraulic cylinder 17, the output end of the hydraulic cylinder 17 extends to drive the annular block 18 to move downwards, and as the scraper 16 is connected with the hollow shaft 6 through the two groups of linear telescopic tubes 15, when the annular block 18 pushes the vertical rod 20, the vertical rod 20 and the inner rod 151 move inwards and compress the spring 153, so that a gap is generated between the scraper 16 and the inner wall of the box body 1, and; on the contrary, the output end of the hydraulic cylinder 17 is shortened to drive the annular block 18 to move upwards, the spring 153 pushes the inner rod 151, the vertical rod 20 and the scraper 16 to move outwards by utilizing the elasticity of the spring 153, so that the scraper 16 is in contact with the inner wall of the box body 1, and then the crystal on the inner wall of the box body 1 is scraped by utilizing the rotation of the scraper 16, thereby being beneficial to the blanking of lithium hexafluorophosphate crystal;
the surface cover of box 1 is equipped with outer cooling jacket 21, and the top intercommunication on outer cooling jacket 21 right side has water inlet 22, the bottom intercommunication on right side has delivery port 23, utilizes the cooling water to cool off the inner chamber of box 1, is favorable to the lithium hexafluorophosphate crystallization.
One specific application of this embodiment is: when in work, cooling water is introduced into the outer cooling jacket 21 from the water inlet 22, the cooling water in the outer cooling jacket 21 is utilized to cool the inner cavity of the box body 1, then reaction raw materials are added into the box body 1 through the feed inlet 3, phosphorus pentafluoride gas is stored in the gas tank 12, then the air pump 13 and the driving motor 9 are started, the air pump 13 pumps out the phosphorus pentafluoride gas in the air tank 12, sequentially enters the hollow shaft 6 and the transverse pipe 7 through the rotary joint 14 and is sprayed upwards from the gas outlet pipe 8, the sprayed phosphorus pentafluoride gas reacts with reaction raw materials in the box body 1, the driving motor 9 drives the hollow shaft 6 to rotate through the speed reducer 10 and the transmission mechanism 11, the hollow shaft 6 drives the transverse pipe 7 to rotate, further, the horizontal pipe 7 is used for mechanically stirring and stirring the mixed solution in the box body 1, and meanwhile, the phosphorus pentafluoride gas sprayed out of the gas outlet pipe 8 is used for pneumatically stirring the mixed solution;
a user opens the hydraulic cylinder 17, the output end of the hydraulic cylinder 17 extends to drive the annular block 18 to move downwards, and the scraper 16 is connected with the hollow shaft 6 through the two groups of linear telescopic tubes 15, so that when the annular block 18 pushes the vertical rod 20, the vertical rod 20 and the inner rod 151 move inwards and compress the spring 153, a gap is formed between the scraper 16 and the inner wall of the box body 1, and the lithium hexafluorophosphate is crystallized; on the contrary, the output end of the hydraulic cylinder 17 is shortened to drive the annular block 18 to move upwards, the spring 153 pushes the inner rod 151, the vertical rod 20 and the scraper 16 to move outwards by utilizing the elasticity of the spring 153, so that the scraper 16 is in contact with the inner wall of the box body 1, and then the crystal on the inner wall of the box body 1 is scraped by utilizing the rotation of the scraper 16, thereby being beneficial to the blanking of lithium hexafluorophosphate crystal; and then the scraper 16 is separated from the inner wall of the box body 1 for a period of time, lithium hexafluorophosphate can be fully crystallized, and then the scraper 16 is contacted with the inner wall of the box body 1 to scrape the crystal.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides a lithium hexafluorophosphate production is with stirring crystallization device, includes box (1), its characterized in that: the even fixedly connected with supporting leg (2) in bottom of box (1), the right side at box (1) top is equipped with feed inlet (3) and gas outlet (4), the center department of bottom is equipped with discharging pipe (5), the center department at box (1) top runs through to rotate and is connected with quill shaft (6), the even fixedly connected with in surface that quill shaft (6) are located box (1) inner chamber violently manages (7), the even intercommunication in top of violently managing (7) has outlet duct (8), the left side fixed mounting at box (1) top has driving motor (9), the output shaft of driving motor (9) passes through drive mechanism (11) and is connected with the top transmission of quill shaft (6), the left side of box (1) is provided with gas pitcher (12), the top fixed mounting of gas pitcher (12) has air pump (13), the input of air pump (13) communicates with gas pitcher (12) intercommunication, The output end of the box body is communicated with the top end of a hollow shaft (6) through a rotary joint (14), and the upper side and the lower side of the hollow shaft (6) positioned on the surface of the inner cavity of the box body (1) are fixedly connected with scraping plates (16) which are in sliding connection with the inner wall of the box body (1) through linear telescopic pipes (15).
2. The stirring crystallization device for producing lithium hexafluorophosphate according to claim 1, wherein: the straight line telescopic pipe (15) comprises an inner rod (151) with one end fixed on the scraper (16), a spring (153) is arranged in an inner cavity of the inner rod (151), an outer pipe (152) is connected to the other end of the inner cavity of the inner rod (151) in a sliding mode, one end, away from the inner rod (151), of the outer pipe (152) is fixedly connected with the hollow shaft (6), and two ends of the outer pipe (152) are respectively abutted to the end wall of the inner rod (151) and the end portion of the outer pipe (152).
3. The stirring crystallization device for producing lithium hexafluorophosphate according to claim 2, wherein: the top fixed mounting of box (1) has pneumatic cylinder (17), the output of pneumatic cylinder (17) stretches into inner chamber and the fixedly connected with cover of box (1) and locates annular piece (18) on quill shaft (6) surface, the middle part of annular piece (18) has bellmouth (19) of upwards sunken, is located the top fixedly connected with of interior pole (151) and bellmouth (19) inner wall sliding connection's montant (20).
4. The stirring crystallization device for producing lithium hexafluorophosphate according to claim 3, wherein: the top of the vertical rod (20) is provided with a ball (24), and the surface of the ball (24) is in rolling connection with the inner wall of the tapered hole (19).
5. The stirring crystallization device for producing lithium hexafluorophosphate according to claim 1, wherein: the box body (1) comprises an upper cylindrical part and a lower conical part, and the scraper (16) comprises a vertical section matched with the upper cylindrical part and an inclined section matched with the lower conical part.
6. The stirring crystallization device for producing lithium hexafluorophosphate according to claim 1, wherein: the transmission mechanism (11) comprises a driving bevel gear and a driven bevel gear, the driving bevel gear is fixedly installed on an output shaft of the driving motor (9), the driven bevel gear is fixedly installed at the top end of the hollow shaft (6), and the driving bevel gear is meshed with the driven bevel gear.
7. The stirring crystallization device for producing lithium hexafluorophosphate according to claim 6, wherein: a speed reducer (10) is further arranged between the driving motor (9) and the transmission mechanism (11), an output shaft of the driving motor (9) is connected with an input end of the speed reducer (10), and an output end of the speed reducer (10) is fixedly connected with the driving bevel gear.
8. The stirring crystallization device for producing lithium hexafluorophosphate according to claim 1, wherein: the surface cover of box (1) is equipped with outer cooling jacket (21), the top intercommunication on outer cooling jacket (21) right side has water inlet (22), the bottom intercommunication on right side has delivery port (23).
9. The stirring crystallization device for producing lithium hexafluorophosphate according to claim 1, wherein: the rotary joint (14) is fixedly connected with the top of the box body (1) through a support frame, and the top end of the hollow shaft (6) is rotatably connected with the rotary joint (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021062846.5U CN212789845U (en) | 2020-06-10 | 2020-06-10 | Lithium hexafluorophosphate production is with stirring crystallization device |
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|---|---|---|---|
| CN202021062846.5U CN212789845U (en) | 2020-06-10 | 2020-06-10 | Lithium hexafluorophosphate production is with stirring crystallization device |
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| CN212789845U true CN212789845U (en) | 2021-03-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113634161A (en) * | 2021-08-24 | 2021-11-12 | 重庆美佳玻璃钢器材有限公司 | Fine adjustment adding equipment for color products of functional production glass fiber reinforced plastic raw materials |
| CN113842664A (en) * | 2021-11-09 | 2021-12-28 | 湖南博溥立材料科技有限公司 | Crystalline grain crystallization equipment for gas-liquid reaction |
-
2020
- 2020-06-10 CN CN202021062846.5U patent/CN212789845U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113634161A (en) * | 2021-08-24 | 2021-11-12 | 重庆美佳玻璃钢器材有限公司 | Fine adjustment adding equipment for color products of functional production glass fiber reinforced plastic raw materials |
| CN113842664A (en) * | 2021-11-09 | 2021-12-28 | 湖南博溥立材料科技有限公司 | Crystalline grain crystallization equipment for gas-liquid reaction |
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