CN107462839A - Short sample preparation glove box in a kind of lithium battery electric core pressure - Google Patents
Short sample preparation glove box in a kind of lithium battery electric core pressure Download PDFInfo
- Publication number
- CN107462839A CN107462839A CN201710694566.2A CN201710694566A CN107462839A CN 107462839 A CN107462839 A CN 107462839A CN 201710694566 A CN201710694566 A CN 201710694566A CN 107462839 A CN107462839 A CN 107462839A
- Authority
- CN
- China
- Prior art keywords
- operational window
- lithium battery
- glove box
- sample preparation
- electric core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000001301 oxygen Substances 0.000 claims abstract description 19
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000012546 transfer Methods 0.000 claims abstract description 14
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 8
- 230000003028 elevating effect Effects 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 4
- 238000012360 testing method Methods 0.000 description 4
- 208000003464 asthenopia Diseases 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000287181 Sturnus vulgaris Species 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 108010066057 cabin-1 Proteins 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
Abstract
The invention discloses short sample preparation glove box in a kind of pressure of lithium battery electric core, including operational window, the upper end of the operational window is provided with master control borad, the lower end of the operational window is connected with liftable support, the front side of the operational window is provided with two gathering holes, bottom wall in the operational window is provided with fixed rack, adjustable lamp is connected with roof in the operational window, sensor assembly and oxygen concentration detection module are provided with the operational window, the left side and right side of the operational window are connected to nitrogen pot and transfer chamber, switch gate is provided between the operational window and transfer chamber, described adjustable lamp, sensor assembly, oxygen concentration detection module and switch gate are connected with the master control borad.The present invention have it is safe, practical, more hommization, battery sample prepares the advantages of simple, efficient.
Description
Technical field
The present invention relates to lithium battery electric core detection technique field, it particularly relates to short in a kind of pressure of lithium battery electric core
Sample preparation glove box.
Background technology
Required according to the coherent detection of lithium battery electric core, for the battery core of lithium battery, to carry out forcing internal short-circuit test,
For verifying that product design whether there is defect.And the environment of the sample preparation of the battery core for forcing internal short-circuit, has bright
Really require, that is, require to require according to standard, in the Embedded test sample the nickel sheet of specific dimensions, but environment needs to meet temperature
20 °C ± 5 °C and requirement of the dewpoint less than -25 °C.
On the one hand:Presently commercially available prepares case, is substantially the support member of fixed dimension, for sample system short in pressure
Standby, due to the particularity of its operation, its operating time is typically in the 3-4 small times, that is, needs operator to be always maintained at both hands
In glove box, operation of bowing.Because the height of operator is not quite similar, so, fixed height is for different operators
Member, it is very easy to cause the fatigue of operator;In addition, the current case for preparing much all takes common incandescent lamp tube, only it is general
Logical illuminating effect, but not it is considered that the long-term high concentration of operator visually prepares sample, it is easy to cause operator's
Visual fatigue, so as to influence the accuracy and operating efficiency of operation;Secondly, presently commercially available prepares case, provide only metal or
Acrylic casing, and sealed and vacuum extractor, and sample preparation operations are carried out by rubber gloves, but in actual behaviour
During work, except soft pack cell, it is easier to disassemble, for square aluminum hull battery core, 18650 and 18550 cylindrical battery cores,
Because during disassembling, it is necessary first to take the metal shell of battery core apart, but because rubber gloves is thicker, so, disassembling
Cheng Zhong, it is difficult to wear gloves to hold battery core, accurately operated, not only need operator to have enough strength, moreover, once
Careless manipulation, it is easy to cause the short circuit of sample, add preparation difficulty and the time of sample.
On the other hand, in Sample Preparation Procedure, inert gas is substantially filled with casing, in this environment, if sample
There occurs the situation of short circuit, due to the characteristic of inert gas, serious risk on fire, but actual mechanical process will not also occur for product
In, the gloves of operator, accidentally scratched or by the possibility of sharp knife blade or existing by the metal-back of battery core, but hand
Small breakage is covered, is not easy to be found in time, but the breakage of gloves, easily cause the oxygen of outside to enter in casing, into
For short circuit when combustion adjuvant, so as to cause risk on fire;Secondly, during battery is disassembled, if the problems such as casing is due to aging,
Cause it is poorly sealed, or partial oxidation enter casing in, once occur short circuit situation, sample heating can be caused first, by
Rubber gloves operation is had in operator, can't be very sensitive for the actual temperature feedback of sample, but when once find,
Temperature caused by short circuit is very high, and now, the probability caused danger can increase.
Finally, it is commercially available to prepare case, small sample transfer chamber is much equipped with, in order to taking for sample, but due to behaviour
Author is unskilled or accidental cause, it may occur that and Inner is not yet closed in cabin, or is not turned off tight, turns on the situation of transfer chamber,
At this moment, overall experimental situation is just destroyed, have impact on the preparation process of whole sample.
The content of the invention
For the above-mentioned technical problem in correlation technique, the present invention proposes short sample preparation in a kind of lithium battery electric core pressure
Glove box, the above-mentioned deficiency of prior art can be overcome.
To realize above-mentioned technical purpose, the technical proposal of the invention is realized in this way:
Short sample preparation glove box in a kind of lithium battery electric core pressure, including operational window, the upper end of the operational window are provided with master control
Plate, the lower end of the operational window are connected with liftable support, and the front side of the operational window is provided with two gathering holes, the operational window
Interior bottom wall is provided with fixed rack, and adjustable lamp is connected with the side wall in the operational window, is provided with and passes in the operational window
Sensor module and oxygen concentration detection module, the left side and right side of the operational window are connected to nitrogen pot and transfer chamber, institute
State and switch gate is provided between operational window and transfer chamber, described adjustable lamp, sensor assembly, oxygen concentration detection module and open
Shutdown is connected with the master control borad.
Further, described liftable support includes elevating lever, and described elevating lever is fixedly connected with operational window, described
The outer sheath of elevating lever is provided with loop bar, and the screwed hole coordinated with regulating bolt is offered on described loop bar.
Preferably, described liftable support is four.
Further, described sensor assembly includes temperature sensor and pressure sensor.
Preferably, described master control borad is provided with display screen, adjusting knob and warning device, described temperature sensor and
Oxygen concentration detection module is connected with described display screen and warning device, described adjustable lamp and described adjusting knob
Connection.
Preferably, described warning device is sound alarm subsystem and/or light crossing-signal.
Further, described fixed rack is wooden fixed station, and the outside bag of the wooden fixed station is provided with insulation
Material.
Further, described fixed rack is metal fixed station, and the outside bag of the metal fixed station is provided with insulation
Material.
The present invention has following beneficial effect:
(1):The glove box of the present invention can realize height adjustable by liftable support, so as to be easy to the survey of different heights
Librarian use is tried, mitigates fatigue caused by tester's long-time operation;
(2):The adjustable lamp of the present invention can adjust brightness by adjusting knob, and the tester that releives stares at prepare case for a long time
Visual fatigue caused by inside;
(3):The present invention is directed to the more difficult situation about disassembling of battery of duricrust, is used for battery in box house increase fixed rack
It is fixed, have and operate easier advantage;
(4):The present invention increases oxygen concentration detection module in casing, if inadvertently(Such as gloves scratch), lead
When causing the oxygen concentration in casing increases and reach certain limit value, oxygen concentration detection means is connected with warning device, can
By and alarm to avoid such risk;
(5):The present invention increases temperature sensor in glove box and is connected with display screen, the short-circuit feelings caused by imprudence operates
Condition, rational place can be taken in time by the temperature variations for the temperature variations, in advance precognition sample for detecting sample
Reason mode avoids the generation of fortuitous event;
(6):Switch gate is provided between operational window and transfer chamber of the present invention, only reaches negative pressure requirements in the pressure of operational window
Shi Caineng is opened, so it is possible to prevente effectively from maloperation.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the structure of short sample preparation glove box in a kind of lithium battery electric core described according to embodiments of the present invention is forced
Schematic diagram;
Fig. 2 is the structural representation of master control plate part of the present invention;
In figure:1st, operational window;2nd, master control borad;21st, display screen;22nd, adjusting knob;23rd, warning device;3rd, fixed rack;4th, grasp
Make mouth;5th, liftable support;6th, nitrogen pot;7th, sensor assembly;8th, it can adjust lamp;9th, transfer chamber.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained, belong to what the present invention protected
Scope.
As shown in Figure 1-2, short sample preparation gloves in described a kind of lithium battery electric core pressure according to embodiments of the present invention
Case, including operational window 1, the upper end of the operational window 1 are provided with master control borad 2, and the lower end of the operational window 1 is connected with liftable support
5, the front side of the operational window 1 is provided with two gathering holes 4, and the bottom wall in the operational window 1 is provided with fixed rack 3, the behaviour
Make to be connected with adjustable lamp 8 in the side wall in cabin 1, sensor assembly 7 and oxygen concentration detection mould are provided with the operational window 1
Block, the left side and right side of the operational window 1 are connected to nitrogen pot 6 and transfer chamber 9, between the operational window 1 and transfer chamber 9
Provided with switch gate, described adjustable lamp 8, sensor assembly 7, oxygen concentration detection module and switch gate with the master control borad
2 connections.
In one embodiment, described liftable support 5 includes elevating lever, and described elevating lever is fixed with operational window
Connection, the outer sheath of the elevating lever are provided with loop bar, and the screwed hole coordinated with regulating bolt is offered on described loop bar.
In one embodiment, described liftable support 5 is four.
In one embodiment, described sensor assembly 7 includes temperature sensor and pressure sensor.
In one embodiment, described master control borad 2 is provided with display screen 21, adjusting knob 22 and warning device 23,
Described temperature sensor and oxygen concentration detection module are connected with described display screen and warning device, and described is adjustable
Lamp 8 is connected with described adjusting knob 22.
In one embodiment, described warning device 23 is sound alarm subsystem and/or light crossing-signal.
In one embodiment, described fixed rack 3 is wooden fixed station, and the outside of the wooden fixed station is equal
Bag is provided with insulating materials.
In one embodiment, described fixed rack 3 is metal fixed station, and the outside of the metal fixed station is wrapped
Provided with insulating materials.
In order to facilitate understand the present invention above-mentioned technical proposal, below by way of in specifically used mode to the present invention it is above-mentioned
Technical scheme is described in detail.
When specifically used, according to a kind of lithium battery electric core of the present invention force in short sample preparation glove box, survey
Before examination, adjustable support can be adjusted, the specific regulative mode of adjustable support is first according to the height of tester:First twist
Regulating bolt is opened, operational window is then adjusted to proper height, finally tightens regulating bolt again, is against the end of thread of regulating bolt
On elevating lever in loop bar, so as to realize the regulation of height and fixation;In test, tester is operating with gloves
Mouth is operated, and test sample is fixed on fixed rack, and temperature sensor and oxygen concentration detection module are provided with operational window,
Temperature sensor and oxygen concentration detection module are connected with display screen and warning device, are easy to understand behaviour in time by display screen
Make the temperature and oxygen concentration in cabin, and during temperature or exceeded oxygen concentration in operational window and alarm, operational window
Left side and right side are connected to nitrogen pot and transfer chamber, and nitrogen pot is used to provide a nitrogen sufficient environment for operational window,
Transfer chamber can taking in order to sample, switch gate is provided between operational window and transfer chamber, switch gate is connected with master control borad, only
Master control borad ability controlling switch door is turned on or off when pressure in operational window reaches certain value;In other operational window
Lamp is adjustable lamp, and adjustable lamp is connected with adjusting knob, can adjust the bright of adjustable lamp by adjusting knob when in use
Spend so as to alleviate visual fatigue.
In summary, the present invention has safe, practical, and more hommization, battery sample prepares the advantages of simple, efficient.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (8)
1. short sample preparation glove box in a kind of lithium battery electric core pressure, it is characterised in that including operational window(1), the operation
Cabin(1)Upper end be provided with master control borad(2), the operational window(1)Lower end be connected with liftable support(5), the operational window(1)
Front side be provided with two gathering holes(4), the operational window(1)Interior bottom wall is provided with fixed rack(3), the operational window(1)
Adjustable lamp is connected with interior side wall(8), the operational window(1)It is interior to be provided with sensor assembly(7)Mould is detected with oxygen concentration
Block, the operational window(1)Left side and right side be connected to nitrogen pot(6)And transfer chamber(9), the operational window(1)And mistake
Cross cabin(9)Between be provided with switch gate, described adjustable lamp(8), sensor assembly(7), oxygen concentration detection module and switch
Master control borad described in Men Junyu(2)Connection.
2. short sample preparation glove box in a kind of lithium battery electric core pressure according to claim 1, it is characterised in that described
Liftable support(5)Including elevating lever, described elevating lever is fixedly connected with operational window, and the outer sheath of the elevating lever is provided with
Loop bar, the screwed hole coordinated with regulating bolt is offered on described loop bar.
3. short sample preparation glove box in a kind of lithium battery electric core pressure according to claim 2, it is characterised in that described
Liftable support(5)For four.
4. short sample preparation glove box in a kind of lithium battery electric core pressure according to claim 1, it is characterised in that described
Sensor assembly(7)Including temperature sensor and pressure sensor.
5. short sample preparation glove box in a kind of lithium battery electric core pressure according to claim 4, it is characterised in that described
Master control borad(2)It is provided with display screen(21), adjusting knob(22)And warning device(23), described temperature sensor and oxygen
Concentration detection module with described display screen(21)And warning device(23)Connection, described adjustable lamp(8)With it is described
Adjusting knob(22)Connection.
6. short sample preparation glove box in a kind of lithium battery electric core pressure according to claim 5, it is characterised in that described
Warning device(23)For sound alarm subsystem and/or light crossing-signal.
7. short sample preparation glove box in a kind of lithium battery electric core pressure according to claim 1, it is characterised in that described
Fixed rack(3)Wrap provided with insulating materials in outside for wooden fixed station, and the wooden fixed station.
8. short sample preparation glove box in a kind of lithium battery electric core pressure according to claim 1, it is characterised in that described
Fixed rack(3)Outside bag for metal fixed station, and the metal fixed station is provided with insulating materials.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710694566.2A CN107462839A (en) | 2017-08-15 | 2017-08-15 | Short sample preparation glove box in a kind of lithium battery electric core pressure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710694566.2A CN107462839A (en) | 2017-08-15 | 2017-08-15 | Short sample preparation glove box in a kind of lithium battery electric core pressure |
Publications (1)
Publication Number | Publication Date |
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CN107462839A true CN107462839A (en) | 2017-12-12 |
Family
ID=60549697
Family Applications (1)
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CN201710694566.2A Pending CN107462839A (en) | 2017-08-15 | 2017-08-15 | Short sample preparation glove box in a kind of lithium battery electric core pressure |
Country Status (1)
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108106880A (en) * | 2017-12-13 | 2018-06-01 | 中航锂电(江苏)有限公司 | The sampling and testing method and sampler of a kind of lithium battery moisture measurement |
CN109326099A (en) * | 2018-11-17 | 2019-02-12 | 华中科技大学 | A kind of warning device suitable for glove box transfer chamber |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN108106880A (en) * | 2017-12-13 | 2018-06-01 | 中航锂电(江苏)有限公司 | The sampling and testing method and sampler of a kind of lithium battery moisture measurement |
CN109326099A (en) * | 2018-11-17 | 2019-02-12 | 华中科技大学 | A kind of warning device suitable for glove box transfer chamber |
CN109326099B (en) * | 2018-11-17 | 2021-02-09 | 华中科技大学 | Alarm device suitable for glove box transition cabin |
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Application publication date: 20171212 |
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