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 PDF

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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
Application number
CN201710694566.2A
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Chinese (zh)
Inventor
冯骁
麦苗
张岩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhine Inspection And Certification Service (china) Co Ltd
Original Assignee
Rhine Inspection And Certification Service (china) Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rhine Inspection And Certification Service (china) Co Ltd filed Critical Rhine Inspection And Certification Service (china) Co Ltd
Priority to CN201710694566.2A priority Critical patent/CN107462839A/en
Publication of CN107462839A publication Critical patent/CN107462839A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02General constructional details
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382Arrangements 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

Short sample preparation glove box in a kind of lithium battery electric core pressure
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.
CN201710694566.2A 2017-08-15 2017-08-15 Short sample preparation glove box in a kind of lithium battery electric core pressure Pending CN107462839A (en)

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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

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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

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Publication Number Publication Date
CN107462839A true CN107462839A (en) 2017-12-12

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Cited By (2)

* Cited by examiner, † Cited by third party
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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CN205723822U (en) * 2016-04-29 2016-11-23 上海卡耐新能源有限公司 A kind of simply disassemble case for disassemble lithium ion battery
CN206210952U (en) * 2016-08-27 2017-05-31 东莞市盛利能源科技有限公司 One kind assembling lithium ion battery glove box
CN207181637U (en) * 2017-08-15 2018-04-03 莱茵检测认证服务(中国)有限公司 Short sample preparation glove box in a kind of lithium battery electric core pressure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009301893A (en) * 2008-06-13 2009-12-24 Ntt Docomo Inc Battery testing device and battery testing method
CN201773892U (en) * 2010-08-03 2011-03-23 天津力神电池股份有限公司 Lithium ion battery pole group reshaping and detection device
CN202676890U (en) * 2012-06-04 2013-01-16 东莞新能源科技有限公司 Apparatus for testing electrical core safety performance
DE102013012250A1 (en) * 2013-07-24 2015-01-29 Envites Energy Gesellschaft für Umwelttechnik und Energiesysteme mbH High-performance or high-energy storage with operating room for electrical systems with degassing-free batteries and method for handling an arranged in an operating room electrochemical device
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CN204882830U (en) * 2015-07-18 2015-12-16 新余光大远航动力新能源有限公司 Check out test set of lithium cell electricity core
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CN207181637U (en) * 2017-08-15 2018-04-03 莱茵检测认证服务(中国)有限公司 Short sample preparation glove box in a kind of lithium battery electric core pressure

Cited By (3)

* Cited by examiner, † Cited by third party
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
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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