CN221155760U

CN221155760U - Lithium hexafluorophosphate purification device

Info

Publication number: CN221155760U
Application number: CN202323139105.9U
Authority: CN
Inventors: 朱志刚
Original assignee: Hunan Changru Technology Co ltd
Current assignee: Hunan Changru Technology Co ltd
Priority date: 2023-11-21
Filing date: 2023-11-21
Publication date: 2024-06-18
Anticipated expiration: 2033-11-21

Abstract

The application discloses a lithium hexafluorophosphate purifying device, which relates to the field of lithium hexafluorophosphate purification and comprises a shell, wherein the top surface of the shell is connected with a feeding pipe in a penetrating way, the inner wall of the upper part of the shell is fixedly connected with a material guiding plate, the bottom surface of the material guiding plate is connected with a material guiding pipe in a penetrating way, and the inner wall of the shell below the material guiding plate is provided with a replacement component. According to the application, the filter paper roll can be rotated and unreeled by rotating the rotating shaft at one side, the used filter paper can be rolled, and new filter paper can be arranged under the guide plate for standby when the filter paper roll is unreeled, so that the filter paper is ensured to be replaced more simply and quickly, the convenience of the device is improved, the stirring rod and the stirring blade can be driven to rotate while the driving motor is started, the solution at the bottom of the shell is ensured to be fully mixed with the activated carbon, impurities in the solution can be adsorbed, and the practicability of the device is improved.

Description

Lithium hexafluorophosphate purification device

Technical Field

The utility model relates to the technical field of lithium hexafluorophosphate purification, in particular to a lithium hexafluorophosphate purification device.

Background

Lithium hexafluorophosphate is a commonly used electrolyte salt of lithium ion batteries, which acts as an electrolyte in lithium ion batteries, facilitating ionic conduction between the positive and negative electrodes;

The process of purifying lithium hexafluorophosphate generally involves removal of impurities and moisture, preliminary purification by dissolving commercially available lithium hexafluorophosphate in a selected solvent, then removing suspended impurities through filter paper or other suitable filter, and then adding activated carbon to the solution, which can adsorb some organic impurities and other impurities;

After carrying out preliminary purification with lithium hexafluorophosphate, need use the filter paper to carry out the filtration to it, and need carry out periodic replacement to the filter paper when carrying out the filtration among the prior art, wherein relate to the tailorring and spread the subsides to the filter paper, therefore comparatively loaded down with trivial details during the actual operation influences preliminary purification's efficiency.

Disclosure of utility model

(One) solving the technical problems

Aiming at the problems existing in the prior art, the utility model provides a lithium hexafluorophosphate purifying device.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a lithium hexafluorophosphate purification device, includes the casing, the top surface through-connection of casing has the filling tube, the upper portion inner wall fixedly connected with stock guide of casing, the bottom surface through-connection of stock guide has the stock guide, the inner wall that the casing is located the stock guide below is provided with and changes the subassembly, the lower part inner wall fixedly connected with mounting disc of casing, the opening has been seted up in the side link up of mounting disc, just open-ended inner wall rotates and is connected with the rotor plate, driving motor is installed to the side mounting of casing, the inside of mounting disc is provided with drive assembly, changes the subassembly, including two sets of mounting brackets of fixed connection in casing both sides side, two sets of all rotate between the side that the mounting bracket is relative and be connected with the axis of rotation, drive assembly, including the fixed ring gear of fixed connection at the mounting disc inner wall, driving motor's output runs through the side and fixedly connected with drive gear of casing and mounting disc.

As a preferable scheme of the lithium hexafluorophosphate purifying device, one outer surface of the two rotating shafts is provided with a filter paper roll, and two side surfaces of the shell are respectively provided with a through hole corresponding to the rotating shaft.

As a preferable scheme of the lithium hexafluorophosphate purifying device, the width of the filter paper roll is the same as the width of the inner wall of the shell, and the inner wall of the shell is fixedly connected with a supporting frame corresponding to the filter paper roll.

As a preferable scheme of the lithium hexafluorophosphate purifying device, three transmission gears are arranged between the inner wall of the fixed gear ring and the outer surface of the driving gear, the three transmission gears are in meshed connection with the fixed gear ring and the driving gear, three stirring rods are connected to the side surfaces of the rotating plate in a penetrating manner, the end parts of the three stirring rods are respectively and fixedly connected with the side surfaces of the three transmission gears, and a plurality of stirring blades are fixedly connected to the outer surfaces of the three stirring rods.

As a preferable scheme of the lithium hexafluorophosphate purifying device, a plurality of stirring blades are obliquely arranged, and a plurality of convex hulls are arranged on the outer surfaces of the stirring blades.

As a preferable scheme of the lithium hexafluorophosphate purifying device, the discharging pipe is connected to the outer surface of the bottom of the shell in a penetrating way, the control panel is installed on the side face of the shell, and the control valve is arranged on the inner wall of the material guiding pipe.

(III) beneficial effects

The utility model provides a lithium hexafluorophosphate purifying device. The beneficial effects are as follows:

1. The filter paper roll can be rotated and unreeled by rotating the rotating shaft at one side, the used filter paper can be rolled, and new filter paper can be arranged under the guide plate for standby when the filter paper roll is unreeled, so that the filter paper is ensured to be replaced more simply and quickly, and the convenience of the device is improved;

2. When the driving motor is started, the stirring rod and the stirring blade can be driven to rotate, and simultaneously, the rotation is realized, so that the solution at the bottom of the shell can be fully mixed with the activated carbon, impurities in the solution can be adsorbed, and the practicability of the device is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of the overall structure of the present utility model.

Fig. 2 is a schematic view of a partial cross-sectional structure of the present utility model.

Fig. 3 is a schematic view of the internal structure of the mounting plate of the present utility model.

In the figure, 1 casing, 2 charging tubes, 3 guide tubes, 4 guide plates, 5 replacement assemblies, 51 mounting frames, 52 rotating shafts, 53 filter paper rolls, 54 through holes, 6 mounting plates, 7 rotating plates, 8 driving motors, 9 transmission assemblies, 91 fixed gear rings, 92 driving gears, 93 transmission gears, 94 stirring rods, 95 stirring blades, 10 discharge tubes and 11 control panels.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Example 1

Referring to fig. 1 and 2, in a first embodiment of the present utility model, the embodiment provides a lithium hexafluorophosphate purifying device, which comprises a housing 1, wherein a feeding pipe 2 is connected through the top surface of the housing 1, a material guiding plate 4 is fixedly connected to the inner wall of the upper part of the housing 1, a material guiding pipe 3 is connected through the bottom surface of the material guiding plate 4, a replacement component 5 is arranged on the inner wall of the housing 1 below the material guiding plate 4, a discharging pipe 10 is connected through the outer surface of the bottom of the housing 1, a control panel 11 is installed on the side surface of the housing 1, and a control valve is arranged on the inner wall of the material guiding pipe 3;

The replacement assembly 5 comprises two groups of mounting frames 51 fixedly connected to the side surfaces of the two sides of the shell 1, and rotating shafts 52 are rotatably connected between the opposite side surfaces of the two groups of mounting frames 51;

Specifically, one outer surface of the two rotating shafts 52 is provided with a filter paper roll 53, two side surfaces of the shell 1 are respectively provided with a through hole 54 corresponding to the rotating shafts 52 in a penetrating way, the width of the filter paper roll 53 is the same as the width of the inner wall of the shell 1, and the inner wall of the shell 1 is fixedly connected with a supporting frame corresponding to the filter paper roll 53;

Further, the rotation shaft 52 on one side is rotated so that the used filter paper can be wound on the outer surface of the rotation shaft 52, and the filter paper roll 53 on the other side can be rotated so that new filter paper can be introduced into the right under the guide plate 4 through the through-hole 54 for standby.

Example 2

Referring to fig. 2 and 3, in a second embodiment of the present utility model, based on the previous embodiment, a mounting plate 6 is fixedly connected to an inner wall of a lower portion of a housing 1, an opening is formed through a side surface of the mounting plate 6, a rotating plate 7 is rotatably connected to an inner wall of the opening, a driving motor 8 is mounted on a side surface of the housing 1, and a transmission assembly 9 is disposed inside the mounting plate 6;

The transmission assembly 9 comprises a fixed gear ring 91 fixedly connected to the inner wall of the mounting plate 6, and the output end of the driving motor 8 penetrates through the side surfaces of the shell 1 and the mounting plate 6 and is fixedly connected with a driving gear 92;

Specifically, three transmission gears 93 are arranged between the inner wall of the fixed gear ring 91 and the outer surface of the driving gear 92, the three transmission gears 93 are in meshed connection with the fixed gear ring 91 and the driving gear 92, three stirring rods 94 are connected to the side surface of the rotating plate 7 in a penetrating manner, the end parts of the three stirring rods 94 are fixedly connected with the side surfaces of the three transmission gears 93 respectively, a plurality of stirring blades 95 are fixedly connected to the outer surfaces of the three stirring rods 94, the stirring blades 95 are obliquely arranged, and a plurality of convex hulls are arranged on the outer surfaces of the stirring blades 95;

Further, the driving motor 8 is started to drive the driving gear 92 to rotate, the driving gear 92 is in meshed connection with the transmission gear 93, and the transmission gear 93 is in meshed connection with the fixed gear ring 91, so that the three transmission gears 93 can be driven to rotate and revolve simultaneously when the driving gear 92 rotates.

Working principle: firstly, a worker can add lithium hexafluorophosphate and a selected solvent into the upper half part of the shell 1 through the feeding pipe 2, so that the lithium hexafluorophosphate and the solvent can be fully mixed, after the mixing is finished, a control valve in the material guide pipe 3 can be opened, so that liquid at the upper part of the material guide plate 4 flows under the action of gravity, filtering can be carried out through filter paper, the filtered solution can enter the lower half part of the shell 1, at the moment, the worker can add active carbon into the lower half part of the shell 1, the driving motor 8 is started to drive the driving gear 92 to rotate, the driving gear 92 is meshed and connected with the transmission gear 93, and the transmission gear 93 is meshed and connected with the fixed gear ring 91, therefore, when the driving gear 92 rotates, the three transmission gears 93 can be driven to revolve at the same time, so that the stirring rod 94 and the stirring blade 95 can rotate to mix the active carbon and the solution, the impurities in the solution can be fully adsorbed by the active carbon, and after the mixing is finished, the discharging pipe 10 can be opened to discharge the solution, and then the next procedure can be carried out;

Before the next use, the worker can rotate the rotating shaft 52 on one side so that the used filter paper can be wound on the outer surface of the rotating shaft 52, and the filter paper roll 53 on the other side can rotate so that new filter paper can enter the position right below the guide plate 4 for standby through the through hole 54, so that the filter paper can be replaced quickly, and the filter paper is more convenient to use.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. The utility model provides a lithium hexafluorophosphate purification device, includes casing (1), the top surface through-connection of casing (1) has filling tube (2), its characterized in that: the automatic feeding device is characterized in that a guide plate (4) is fixedly connected to the inner wall of the upper portion of the shell (1), a guide pipe (3) is connected to the bottom surface of the guide plate (4) in a penetrating manner, a replacement assembly (5) is arranged on the inner wall of the shell (1) below the guide plate (4), a mounting plate (6) is fixedly connected to the inner wall of the lower portion of the shell (1), an opening is formed in the side surface of the mounting plate (6) in a penetrating manner, a rotating plate (7) is rotatably connected to the inner wall of the opening, a driving motor (8) is mounted on the side surface of the shell (1), and a transmission assembly (9) is arranged inside the mounting plate (6);

The replacement assembly (5) comprises two groups of mounting frames (51) fixedly connected to the side surfaces of the two sides of the shell (1), and rotating shafts (52) are rotatably connected between the opposite side surfaces of the two groups of mounting frames (51);

The transmission assembly (9) comprises a fixed gear ring (91) fixedly connected to the inner wall of the mounting plate (6), and the output end of the driving motor (8) penetrates through the side surfaces of the shell (1) and the mounting plate (6) and is fixedly connected with a driving gear (92).

2. A lithium hexafluorophosphate purifying apparatus according to claim 1, wherein: a filter paper roll (53) is arranged on the outer surface of one of the two rotating shafts (52), and through holes (54) corresponding to the rotating shafts (52) are formed in the side surfaces of the two sides of the shell (1) in a penetrating mode.

3. A lithium hexafluorophosphate purification apparatus as claimed in claim 2, wherein: the width of the filter paper roll (53) is the same as the width of the inner wall of the shell (1), and the inner wall of the shell (1) is fixedly connected with a supporting frame corresponding to the filter paper roll (53).

4. A lithium hexafluorophosphate purifying apparatus according to claim 1, wherein: three transmission gears (93) are arranged between the inner wall of the fixed gear ring (91) and the outer surface of the driving gear (92), the three transmission gears (93) are all in meshed connection with the fixed gear ring (91) and the driving gear (92), three stirring rods (94) are connected to the side face of the rotating plate (7) in a penetrating mode, the end portions of the stirring rods (94) are respectively fixedly connected with the side faces of the three transmission gears (93), and a plurality of stirring blades (95) are fixedly connected to the outer surface of the stirring rods (94).

5. The lithium hexafluorophosphate purifying apparatus according to claim 4, wherein: a plurality of stirring blades (95) are all obliquely arranged, and a plurality of convex hulls are arranged on the outer surfaces of the stirring blades (95).

6. A lithium hexafluorophosphate purifying apparatus according to claim 1, wherein: the automatic feeding device is characterized in that a discharging pipe (10) is connected to the outer surface of the bottom of the shell (1) in a penetrating mode, a control panel (11) is installed on the side face of the shell (1), and a control valve is arranged on the inner wall of the material guiding pipe (3).