CN209322767U - A kind of purification devices of di-oxalate lithium borate - Google Patents
A kind of purification devices of di-oxalate lithium borate Download PDFInfo
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- CN209322767U CN209322767U CN201822003004.1U CN201822003004U CN209322767U CN 209322767 U CN209322767 U CN 209322767U CN 201822003004 U CN201822003004 U CN 201822003004U CN 209322767 U CN209322767 U CN 209322767U
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- lithium borate
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- oxalate lithium
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Abstract
The utility model relates to technical field of battery production, and disclose a kind of purification devices of di-oxalate lithium borate, including dissolving case, the inside of the dissolution case offers dissolving chamber, power motor is fixedly installed at the top of the dissolution case, the bottom output end of the power motor runs through dissolution case and extends to the inside of dissolving chamber, and the output end that the power motor is located inside dissolving chamber is fixedly connected with swingle.The purification devices of the di-oxalate lithium borate, it is operated by power motor, it drives and is dissolved on the outside of swingle equipped with stirring rod, the dissolution reaction efficiency of solution is effectively increased, insoluble matter is then filtered by filter device, decrease temperature crystalline is then carried out by the second temperature controller, it sieves liquid plate and carries out secondary filtrate, it precipitates crystal and vacuum is carried out by vacuum machine and exhaust tube detaches residual solvent, avoid that di-oxalate lithium borate residual moisture is excessive, the poor drawback of double boron lithium oxalic acid stability.
Description
Technical field
The utility model technical field of battery production, specially a kind of purification devices of di-oxalate lithium borate.
Background technique
Di-oxalate lithium borate can participate in anode film forming, improve electricity as an important source material of lithium-ion battery electrolytes
Pond performance, gets a lot of applications in the electrolytic solution.
Di-oxalate lithium borate has very strong hygroscopicity due to the electron deficient of boron atom, after contacting with the air, is formed steady
Fixed sixfold is coordinated Li [B (C20)] .H crystalline hydrate, and here it is the main sources of insoluble matter.But it for a long time or relatively large connects
Touching water also results in the decomposition of di-oxalate lithium borate, generates boric acid oxalate and oxalic acid hydrogen lithium, double oxalic acid boron currently on the market
All there is moisture, acidity and the high situations of insoluble matter for sour lithium, and affecting di-oxalate lithium borate, performance plays in the battery.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of purification devices of di-oxalate lithium borate, solves
Di-oxalate lithium borate moisture content is exceeded, the poor problem of di-oxalate lithium borate stability in battery.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of purification devices of di-oxalate lithium borate,
Including dissolving case, the inside of the dissolution case offers dissolving chamber, is fixedly installed with power motor at the top of the dissolution case, institute
The bottom output end of power motor is stated through dissolution case and extends to the inside of dissolving chamber, the power motor is located in dissolving chamber
The output end in portion is fixedly connected with swingle, and the bottom end of the swingle is connected by the bottom activity of locating shaft and dissolution chamber interior walls
It connects, the swingle, the bottom of the locating shaft is fixedly connected with the bottom of dissolution chamber interior walls, and the right side of the dissolution case is equipped with
Case is crystallized, the inside of the crystallization case offers crystallisation chamber, and the dissolution case and the opposite side for crystallizing case are fixedly connected to
Shunt tube, filter device is fixedly connected between two shunt tubes, and the dissolution case outer sheath is equipped with the first temperature controller, knot
The outer sheath of brilliant case is equipped with the second temperature controller, is fixedly connected at the top of the bottom of first temperature controller and the second temperature controller
Escape pipe, the top of first temperature controller and the bottom of the second temperature controller are fixedly connected to air inlet pipe, in the crystallisation chamber
Vacuum machine is fixedly installed at the top of wall, the lower part of the crystallisation chamber is fixedly installed with sieve liquid plate.
Preferably, the filter device includes filter core, connecting tube and pipe fitting, and the quantity of the connecting tube and pipe fitting is equal
It is two, the top and bottom of the filter core pass through connecting tube and are flexibly connected with one end of pipe fitting, two pipe fittings
The other end connect respectively with the threaded one end of two shunt tubes.
Preferably, thermal detector, the thermal detector are equipped on the right side of the left side of first temperature controller and the second temperature controller
Quantity be four, four thermal detectors are located at the inside of dissolving chamber and crystallisation chamber.
Preferably, outlet tube and inlet tube, the liquid out are respectively equipped on the left of the right side of the crystallization case and dissolution case
Pipe and inlet tube extend through and extend to crystallization case and dissolve the inside of case, and the right end of the outlet tube is equipped with valve, and goes out
Liquid pipe is located at below sieve liquid plate,
Preferably, exhaust tube is fixedly connected at the top of the vacuum machine, the top of the exhaust tube is run through and extended to
Crystallize the outside of case.
Preferably, the celsius temperature scale range inside the dissolving chamber is between 0~40 °.
Preferably, the outside of the swingle is equipped with stirring rod, and the quantity of stirring rod is ten.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of purification devices of di-oxalate lithium borate, and having following has
Beneficial effect:
1, the purification devices of the di-oxalate lithium borate, are operated by power motor, are driven and are equipped with stirring rod on the outside of swingle
It is dissolved, effectively increases the dissolution reaction efficiency of solution, insoluble matter is then filtered by filter device, is then passed through
Second temperature controller carries out decrease temperature crystalline, then carries out secondary filtrate by sieve liquid plate, then precipitates crystal through vacuum machine and pumping
Pipe carries out vacuum and detaches residual solvent, avoids di-oxalate lithium borate and remains excessive moisture, double boron lithium oxalic acid stability are poor
The drawbacks of.
2, the purification devices of the di-oxalate lithium borate to dissolve case and crystallize the turn of tidal stream between case by filter device
Pipe, carries out pipe connection, after filter device is filtered for multiple times, by twisting pipe fitting, so that pipe fitting and shunt tube disconnect
Or connection, while connecting tube carries out linkage rotation, avoids existing purifying filter device maintenance and replaces cumbersome, reduction purifying effect
The drawbacks of rate.
Detailed description of the invention
Fig. 1 is the utility model schematic diagram of internal structure；
Fig. 2 is the utility model structure diagram；
Fig. 3 is the enlarged structure schematic diagram in the utility model Fig. 1 at A.
In figure: 1 dissolution case, 2 dissolving chambers, 3 power motors, 4 swingles, 5 locating shafts, 6 crystallization casees, 7 shunt tubes, 8 filterings
Device, 801 filter cores, 802 connecting tubes, 803 pipe fittings, 9 first temperature controllers, 10 second temperature controllers, 11 escape pipes, 12 vacuum machines,
13 sieve liquid plates, 14 crystallisation chambers, 15 air inlet pipe, 16 thermal detectors, 17 exhaust tubes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of purification devices of di-oxalate lithium borate, including dissolution case 1 are please referred to, the inside of dissolution case 1 opens up
There is dissolving chamber 2, the top of dissolution case 1 is fixedly installed with power motor 3, and the bottom output end of power motor 3 runs through dissolution case 1 simultaneously
The inside of dissolving chamber 2 is extended to, the output end that power motor 3 is located inside dissolving chamber 2 is fixedly connected with swingle 4, swingle 4
Bottom end be flexibly connected with the bottom of 2 inner wall of dissolving chamber by locating shaft 5, swingle 4, the bottom of locating shaft 5 in dissolving chamber 2
The bottom of wall is fixedly connected, and the right side of dissolution case 1 is equipped with crystallization case 6, and the inside of crystallization case 6 offers crystallisation chamber 14, dissolves case 1
It is fixedly connected to shunt tube 7 with the opposite side of crystallization case 6, is fixedly connected with filter device 8, mistake between two shunt tubes 7
Filtering device 8 includes filter core 801, connecting tube 802 and pipe fitting 803, and the quantity of connecting tube 802 and pipe fitting 803 is two, filter
The top and bottom of core 801 pass through connecting tube 802 and are flexibly connected with one end of pipe fitting 803, and pipe fitting 803 is quick pipe connecting
Head, the other end of two pipe fittings 803 are connect with the threaded one end of two shunt tubes 7 respectively, to dissolve by filter device 8
Shunt tube 7 between case 1 and crystallization case 6, carries out pipe connection, after filter device 8 is filtered for multiple times, by twisting pipe fitting
803, so that pipe fitting 803 is disconnected or connect with shunt tube 7, while connecting tube 802 carries out linkage rotation, avoids existing pure
The drawbacks of change maintenance replacement of filter device 8 is cumbersome, reduces purification efficiency, dissolution 1 outer cover of case is equipped with the first temperature controller 9, crystallization
6 outer cover of case is equipped with the second temperature controller 10, and the first thermostat 9 and the second thermostat 10 are jacketed type exchanger, be which is provided with
The top of REX-C100 type temperature controller, 9 bottom of the first temperature controller and the second temperature controller 10 is fixedly connected to escape pipe 11, and first
9 top of temperature controller and the top of the second temperature controller 10 are fixedly connected to air inlet pipe 15, two escape pipes 11 and two air inlet pipe
Solenoid valve is respectively equipped on 15, which is electrically connected with REX-C100 temperature controller, and the top of 14 inner wall of crystallisation chamber is fixedly mounted
There is vacuum machine 12, the inside of crystallisation chamber 14 is fixedly installed with sieve liquid plate 13, sieves and be densely covered with penetrating micropore on liquid plate 13, sieves liquid plate
13 are located at 14 lower part of crystallisation chamber, sieve and are equipped with automatically controlled heating tube or electric heating wire inside liquid plate 13, the left side of the first temperature controller 9 and the
The right side of two temperature controllers 10 is equipped with thermal detector 16, and thermal detector 16 is respectively and on the first temperature controller 9 and the second temperature controller 10
The electrical connection of REX-C100 temperature controller, the quantity of thermal detector 16 are four, and four thermal detectors 16 are located at dissolving chamber 2 and crystallisation chamber
The left side of 14 inside, the right side and dissolution case 1 that crystallize case 6 is respectively equipped with outlet tube and inlet tube, outlet tube and inlet tube point
Do not run through and extend to crystallization case 6 and dissolve the inside of case 1, the right end of outlet tube is equipped with valve, which is solenoid valve, out liquid
Pipe is located at 13 lower section of sieve liquid plate, and the top of vacuum machine 12 is fixedly connected with exhaust tube 17, and the top of exhaust tube 17 is run through and extended
It to the outside of crystallization case 6, is operated by power motor 3, drives and dissolved on the outside of swingle 4 equipped with stirring rod, effectively increased
The dissolution reaction efficiency of solution then filters insoluble matter by filter device 8, is then carried out by second temperature controller 10
Decrease temperature crystalline, then secondary filtrate is carried out by sieving liquid plate 13, it then precipitates crystal and is carried out very by vacuum machine 12 and exhaust tube 17
Empty pump avoids di-oxalate lithium borate remnants excess moisture, the poor drawback of double boron lithium oxalic acid stability, dissolution from residual solvent
Celsius temperature scale range inside room 2 is between 0~40 °, and the outside of swingle 4 is equipped with stirring rod, and the quantity of stirring rod is
Ten.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
When in use, solution feed is carried out by inlet tube, temperature regulation is then carried out by the first temperature controller 9, then
It is operated by power motor 3, drives and be stirred dissolution equipped with stirring rod on the outside of swingle 4, effectively increase the dissolution of solution
Reaction efficiency starts vacuum machine 12 after standing a period of time, and the crystallisation chamber 14 inside crystallization case 6 generates negative pressure, Jin Ertong
It crosses shunt tube 7 and solution is drawn into crystallisation chamber 14, while insoluble matter is filtered by filter device 8, solution is drawn into knot
Vacuum machine 12 is closed after in brilliant room 14, is then cooled down by the second temperature controller 10, and di-oxalate lithium borate crystallization is precipitated, double grass
The valve that the right end of outlet tube is equipped with is opened after the completion of sour lithium borate crystallization, solvent is discharged through outlet tube and carries out subsequent processing, together
When sieve liquid plate 13 carry out secondary filtrate will precipitate crystal be trapped in sieve liquid plate 13 on, after the completion of secondary filtrate, close outlet tube on
Valve, open vacuum machine 12, the second temperature controller 10 heated up and/or sieved inside liquid plate 13 be equipped with automatically controlled heating tube or electricity plus
Heated filament is heating up, precipitates crystal and is removed residual solvent by vacuum machine 12 and exhaust tube 17.
To sum up, the purification devices of the di-oxalate lithium borate are operated by power motor 3, are driven to be equipped on the outside of swingle 4 and be stirred
It mixes bar to be dissolved, effectively increases the dissolution reaction efficiency of solution, insoluble matter is then filtered by filter device 8, after
And decrease temperature crystalline is carried out by the second temperature controller 10, after sieve liquid plate 13 carries out secondary filtrate, precipitate crystal through vacuum machine 12
Vacuum is carried out with exhaust tube 17 and detaches residual solvent, and it is excessive to avoid di-oxalate lithium borate residual moisture, and double boron lithium oxalic acids are stablized
Property poor drawback, to dissolve case 1 by filter device 8 and crystallize the shunt tube 7 between case 6, carry out pipe connection, work as filtering
After device 8 is filtered for multiple times, by twisting pipe fitting 803, so that pipe fitting 803 is disconnected or is connect with shunt tube 7, simultaneously
Connecting tube 802 carries out linkage rotation, and avoiding the existing maintenance of purifying filter device 8 replacement, process is tedious, reduces purification efficiency
Drawback.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of purification devices of di-oxalate lithium borate, including dissolution case (1), it is characterised in that: the inside of dissolution case (1)
It offers dissolving chamber (2), is fixedly installed with power motor (3) at the top of the dissolution case (1), the bottom of the power motor (3)
Portion's output end runs through dissolution case (1) and extends to the inside of dissolving chamber (2), and it is internal that the power motor (3) is located at dissolving chamber (2)
Output end be fixedly connected with swingle (4), the bottom end of the swingle (4) passes through locating shaft (5) and dissolving chamber (2) inner wall
Bottom is flexibly connected, and the bottom of the swingle (4), the locating shaft (5) is fixedly connected with the bottom of dissolving chamber (2) inner wall,
The right side of dissolution case (1) is equipped with crystallization case (6), and the inside of crystallization case (6) offers crystallisation chamber (14), the dissolution
Case (1) and the opposite side for crystallizing case (6) are fixedly connected to shunt tube (7), are fixedly connected between two shunt tubes (7)
Have filter device (8), dissolution case (1) outer sheath is equipped with the first temperature controller (9), and crystallization case (6) outer sheath is equipped with the
Two temperature controllers (10) are fixedly connected to escape pipe at the top of the first temperature controller (9) bottom and the second temperature controller (10)
(11), at the top of first temperature controller (9) and the bottom of the second temperature controller (10) is fixedly connected to air inlet pipe (15), the knot
It is fixedly installed with vacuum machine (12) at the top of brilliant room (14) inner wall, the lower part of the crystallisation chamber (14) is fixedly installed with sieve liquid plate
(13)。
2. a kind of purification devices of di-oxalate lithium borate according to claim 1, it is characterised in that: the filter device
It (8) include filter core (801), connecting tube (802) and pipe fitting (803), the quantity of the connecting tube (802) and pipe fitting (803)
It is two, one end activity that the top and bottom of the filter core (801) pass through connecting tube (802) and pipe fitting (803) connects
It connects, the other end of two pipe fittings (803) is connect with the threaded one end of two shunt tubes (7) respectively.
3. a kind of purification devices of di-oxalate lithium borate according to claim 1, it is characterised in that: first temperature controller
(9) it being equipped with thermal detector (16) on the right side of left side and the second temperature controller (10), the quantity of the thermal detector (16) is four, four
A thermal detector (16) is located at the inside of dissolving chamber (2) and crystallisation chamber (14).
4. a kind of purification devices of di-oxalate lithium borate according to claim 1, it is characterised in that: the dissolution case (1)
Left side and crystallization case (6) on the right side of be respectively equipped with inlet tube and outlet tube, the outlet tube and inlet tube extend through and prolong
It extends to crystallization case (6) and dissolves the inside of case (1), the right end of the outlet tube is equipped with valve, and outlet tube is located at sieve liquid plate
(13) lower section.
5. a kind of purification devices of di-oxalate lithium borate according to claim 1, it is characterised in that: the vacuum machine (12)
Top be fixedly connected with exhaust tube (17), the top of the exhaust tube (17) run through and extend to crystallization case (6) outside.
6. a kind of purification devices of di-oxalate lithium borate according to claim 1, it is characterised in that: the dissolving chamber (2)
Internal celsius temperature scale range is between 0~40 °.
7. a kind of purification devices of di-oxalate lithium borate according to claim 1, it is characterised in that: the swingle (4)
Outside be equipped with stirring rod, and the quantity of stirring rod be ten.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822003004.1U CN209322767U (en) | 2018-11-30 | 2018-11-30 | A kind of purification devices of di-oxalate lithium borate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822003004.1U CN209322767U (en) | 2018-11-30 | 2018-11-30 | A kind of purification devices of di-oxalate lithium borate |
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| CN209322767U true CN209322767U (en) | 2019-08-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114288703A (en) * | 2022-01-25 | 2022-04-08 | 车强 | Crystallization and separation equipment for boric acid production |
-
2018
- 2018-11-30 CN CN201822003004.1U patent/CN209322767U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114288703A (en) * | 2022-01-25 | 2022-04-08 | 车强 | Crystallization and separation equipment for boric acid production |
| CN114288703B (en) * | 2022-01-25 | 2023-08-25 | 南京吉才汇科技有限公司 | Crystallization separation equipment for boric acid production |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230920 Address after: No.62 Huayin North Road, Kecheng District, Quzhou City, Zhejiang Province Patentee after: New Asia Shanshan New Material Technology (Quzhou) Co.,Ltd. Address before: 523000 workshop 5, phase II plant area, Pengdong Industrial Zone, Hengmei shuilian, Nancheng District, Dongguan City, Guangdong Province Patentee before: DONGGUAN SHANSHAN BATTERY MATERIALS Co.,Ltd. |
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| TR01 | Transfer of patent right |