CN104345282A - Battery testing platform - Google Patents
Battery testing platform Download PDFInfo
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- CN104345282A CN104345282A CN201410557071.1A CN201410557071A CN104345282A CN 104345282 A CN104345282 A CN 104345282A CN 201410557071 A CN201410557071 A CN 201410557071A CN 104345282 A CN104345282 A CN 104345282A
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- Prior art keywords
- hinge
- battery
- pressing plate
- hinge arms
- battery testing
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- 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]
Abstract
The invention provides a battery testing platform. The battery testing platform comprises a battery frame, a controller and a battery testing unit, wherein the controller and the battery testing unit are arranged on the battery frame; the battery testing unit comprises a pressurizing unit; the pressurizing unit is a mechanism capable of rapidly clamping and being rapidly opened, which is designed by utilizing a mechanical dead point principle; the pressurizing unit is used for pressurizing a battery to be tested in a battery testing process, and the problem that inner bubbles are accumulated in a battery single body formation (first time of charging) process is effectively solved; an expansion and deformation condition can be prevented in the battery single body formation process, and the inner quality and the appearance shape of a battery single body can be improved.
Description
Technical field
The present invention relates to a kind of battery testing platform, particularly relate to one and in battery testing process, stressed battery testing platform can be executed to battery.
Background technology
Current lithium ion battery all will carry out charge-discharge performance test before dispatching from the factory, and mainly contained two objects: lithium ion battery consistent for performance screens by (1).If the consistance of lithium ion battery is poor, then can make the unstable properties of the Li-ion batteries piles after connection in series-parallel, cycle life is short; (2) lithium ion battery is changed into.What is called changes into the process referring to lithium ion battery initial charge.
In the process that lithium ion battery changes into, there is a small amount of bubble in inside battery, if do not processed, these bubbles can be present in battery always, after long-time use, in battery, alveolate part can constantly expand, and causes pole plate separating ranges to increase, and battery capacity declines, after battery overcharges or excessively puts, in battery, flatulence phenomenon can increase the weight of further, has a strong impact on cycle life and the discharge performance of battery, and leakage may be caused to cause battery to be scrapped.In battery forming process, apply certain pressure to battery the bubble of inside battery to be discharged.But although the current test platform for lithium ion battery is a lot, all can not in test process, applies pressure to battery to lithium ion battery and charge-discharge performance test be carried out to it.
Summary of the invention
In view of this, the necessary one that provides can execute stressed battery testing platform to mesuring battary.
A kind of battery testing platform, comprise battery carrier, controller and battery testing unit, described controller and described battery testing unit are arranged on described battery carrier, and described battery testing unit comprises a pressue device;
Described pressue device comprises base plate, fixed frame, pressing plate and hinge means, this base plate is arranged on described battery carrier, this fixed frame is fixing on which floor plate, this pressing plate is connected with this fixed frame by this hinge means, this hinge means makes this pressing plate and this base plate interval arrange, and has an accommodation space for holding battery cell between this pressing plate and this base plate;
This hinge means comprises hinge seat, first hinge arms, second hinge arms, first bearing pin, second bearing pin, 3rd bearing pin and rocking bar, described hinge seat is connected with described fixed frame, described first hinge arms by described first bearing pin and described hinge seat hinged, described second hinge arms by described second bearing pin and described first hinge arms hinged, described second hinge arms by described 3rd bearing pin and described pressing plate hinged, described handle is fixedly connected with described first hinge arms, this handle rotates for driving described first hinge arms, thus make described first hinge arms drive described second hinge arms to rotate, and then drive described pressing plate near or away from described base plate,
This hinge means has a dead-centre position, this dead-centre position is the position that described first hinge arms and described second hinge arms turn to when making described first bearing pin, described second bearing pin and described 3rd bearing pin be in same straight line, when described first hinge arms and described second hinge arms arrive described dead-centre position under the drive of described handle, the described battery cell be placed between described pressing plate and described base plate is compacted.
Lithium ion battery test platform provided by the invention, in battery testing process, can pressurize to battery cell, effectively can solve battery cell and change into the problem that in (initial charge) process, air entrapment gathers, can prevent battery cell from formation process, occurring expansion, deformation, interior quality and the face shaping of battery cell can be improved; This pressue device utilize mechanical dead point principle and design a kind of can fast clamp, the structure opened fast, easy to use and regulate, be swift in motion reliable, be conducive to operating personnel to operate, reduce the auxiliary used time, accelerating carries out pressurizeing to battery in Battery formation technique clamps added operation process, improves production efficiency; The structure of this pressue device is simple, is suitable for processing and manufacturing in enormous quantities.
Accompanying drawing explanation
Fig. 1 is the front view of embodiment of the present invention lithium ion battery test platform.
Fig. 2 is the side view of embodiment of the present invention lithium ion battery test platform.
Fig. 3 is the vertical view of embodiment of the present invention lithium ion battery test platform.
Fig. 4 a, 4b and 4c are respectively the front view of the battery carrier framework of embodiment of the present invention lithium ion battery test platform, side view and vertical view.
Fig. 5 is the vertical view of the battery carrier dividing plate of embodiment of the present invention lithium ion battery test platform.
Fig. 6 a, 6b and 6c are respectively the front view being provided with the battery carrier dividing plate of battery testing unit of embodiment of the present invention lithium ion battery test platform, side view and vertical view.
Fig. 7 is the stereographic map of the pressue device of embodiment of the present invention lithium ion battery test platform.
Fig. 8 is the vertical view of the pressue device of embodiment of the present invention lithium ion battery test platform.
Fig. 9 is the front view of the pressue device lock-out state in IX-IX cross section in Fig. 8.
Figure 10 is the front view of the pressue device open mode in IX-IX cross section in Fig. 8.
Figure 11 is the side view of the pressue device lock-out state in XI-XI cross section in Fig. 8.
Main element symbol description
| Lithium ion battery test platform | 1 |
| Battery carrier | 10 |
| Battery carrier framework | 100 |
| Rectangular susceptor | 110 |
| First underframe C | 111 |
| Second underframe C | 112 |
| 3rd underframe C | 113 |
| Support body | 120 |
| Inverted U assembly | 121 |
| Inverted U C | 1211 |
| Cover plate is erected in side | 1212 |
| Top C | 122 |
| Back up pad | 200 |
| Back up pad framework | 210 |
| First supports sheet frame C | 211 |
| Second back up pad C | 212 |
| 3rd back up pad C | 213 |
| Rigid plate | 220 |
| Double L-shaped chute | 230 |
| Controller | 20 |
| Battery testing unit | 30 |
| Pressue device | 300 |
| Base plate | 310 |
| Fixed frame | 320 |
| Supporter | 3210 |
| Fixed mount | 3220 |
| First through hole | 3222 |
| Second through hole | 3224 |
| Pressing plate | 330 |
| Groove | 3320 |
| Hinge means | 340 |
| Hinge seat | 3410 |
| First linkage section | 3412 |
| Second linkage section | 3414 |
| 3rd linkage section | 3418 |
| First hinge arms | 3420 |
| Second hinge arms | 3430 |
| First bearing pin | 3440 |
| Second bearing pin | 3450 |
| 3rd bearing pin | 3460 |
| Handle | 3470 |
| Tie-beam | 3472 |
| Control handle | 3474 |
| Bolt | 3480 |
| Pad | 3490 |
| Flexible member | 360 |
| Postive stop baffle | 370 |
| Angle bar | 380 |
| Battery folder | 400 |
| Temperature probe | 500 |
| Pilot lamp | 600 |
| Mesuring battary | 50 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Below with reference to the battery testing platform that the accompanying drawing detailed description embodiment of the present invention provides.
Refer to Fig. 1 to Fig. 3, the lithium ion battery test platform 1 that the embodiment of the present invention adopts comprises battery carrier 10, controller 20 and battery testing unit 30.Described controller 20 and described battery testing unit 30 are arranged on described battery carrier 10.Described controller 20 is a voltage controller, for monitoring in real time the voltage fluctuation of mesuring battary 50 discharge and recharge.
[battery carrier]
The structure of described battery carrier 10 is not limit, as long as can play the effect supporting described controller 20 and described battery testing unit 30.
See also Fig. 1 to Fig. 4, in embodiments of the present invention, described battery carrier 10 comprises battery carrier framework 100 and back up pad 200.Described battery carrier framework 100 comprises a rectangular susceptor 110 and and is fixed on support body 120 on this rectangular susceptor 110.
Described rectangular susceptor 110 comprises two the first underframe C, 111, two the second underframe C 112 and two the 3rd underframe C 113.These two the first underframe C 111 and two the second underframe C 112 form one first rectangle frame, and the 3rd underframe C 113 is fixed in this first rectangle frame with these two the first underframe C 111 parallel interval.C of the present invention refers to that cross section is the strip steel of groove type.
Described support body 120 comprises two inverted U assemblies 121 and a strip top C 122.These two inverted U assembly 121 parallel interval are arranged.Each inverted U assembly 121 comprises the different inverted U C 1211 of two sizes and cover plate 1212 is erected in side.The inverted U C 1211 that these two sizes are different nests together and parallel interval arranges formation inverted U framework.Described side is erected cover plate 1212 and is fixed between the different inverted U C 1211 of these two sizes.This inverted U assembly 121 is fixed in described first underframe C 111.This strip top C 122 is fixed between the top of these two pairs of inverted U assemblies 121.
Be appreciated that concrete shape and the size of described battery carrier framework 100 are not limited to said structure, can select according to actual needs.
See also Fig. 5 ~ 6, this back up pad 200 is for supporting described battery testing unit 30.This back up pad 200 is fixed on described battery carrier framework 100, and particularly, this back up pad 200 to be fixed on described support body 120 and to be arranged in parallel with described rectangular susceptor 110.The quantity of this back up pad 200 can be multiple.The plurality of back up pad 200 parallel interval is fixed on this support body 120.Each back up pad 200 is provided with at least one battery testing unit 30.In one embodiment, each back up pad 200 is provided with the spaced battery testing unit 30 of two rows, and multiple battery testing unit 30 is drawn together in every package.
Each back up pad 200 comprises a back up pad framework 210 and two rigid plate 220.This back up pad framework 210 comprises two first and supports sheet frame C 211, two second support sheet frame C 212 and one the 3rd support sheet frame C 213.Described two first support sheet frame C 211 and two second support sheet frame C 212 form second rectangle frame.3rd supports sheet frame C 213 supports sheet frame C 211 parallel interval be fixed in this second rectangle frame with these two first, and this second rectangle frame is divided into two the 3rd rectangle frames.These two rigid plate 220 are individually fixed in these two the 3rd rectangle frames.Described rigid plate 220 is for supporting described battery testing unit 30.Be appreciated that concrete shape and the size of described back up pad 200 are not limited to said structure, can select according to actual needs.
Further, a side definition at least two double L-shaped chutes 230 of this back up pad 200.Every two double L-shaped chutes 230 are corresponding with a described battery testing unit 30.Two L-type chute parallel interval in each double L-shaped chute 230 and setting of supporting or opposing, thus form a T-type structure.Described at least two double L-shaped chute 230 definables support in sheet frame C 212 described second.
[battery testing unit]
The quantity of described battery testing unit 30 can be multiple.Each battery testing unit 30 comprises the pressue device 300 be arranged in described back up pad 200.
See also Fig. 7 ~ 11, this pressue device 300 comprises base plate 310, fixed frame 320, pressing plate 330 and hinge means 340.This base plate 310 is arranged in described back up pad 200, and this fixed frame 320 is fixed on this base plate 310.This pressing plate 330 is connected with this fixed frame 320 by this hinge means 340, and this hinge means 340 makes this pressing plate 330 and this base plate 310 interval arrange, and has an accommodation space for described mesuring battary 50 between this pressing plate 330 and this base plate 310.
This hinge means 340 comprises hinge seat 3410, first hinge arms 3420, second hinge arms 3430, first bearing pin 3440, second bearing pin 3450, the 3rd bearing pin 3460 and handle 3470.Described hinge seat 3410 is connected with described fixed frame 320, described first hinge arms 3420 is hinged with described hinge seat 3410 by described first bearing pin 3440, described second hinge arms 3430 is hinged with described first hinge arms 3420 by described second bearing pin 3450, and described second hinge arms 3430 is hinged with described pressing plate 330 by described 3rd bearing pin 3460.Described handle 3470 is fixedly connected with described first hinge arms 3420, this handle 3470 rotates for driving described first hinge arms 3420, thus make described first hinge arms 3420 drive described second hinge arms 3430 to rotate, and then drive described pressing plate 330 near or away from described base plate 310.This hinge means 340 has a dead-centre position, and this dead-centre position is the position that described first hinge arms 3420 and described second hinge arms 3430 turn to when making described first bearing pin 3440, described second bearing pin 3450 and described 3rd bearing pin 3460 be in same straight line.When described first hinge arms 3420 and described second hinge arms 3430 arrive described dead-centre position under the drive of described handle 3470, the described mesuring battary 50 be placed between described pressing plate 330 and described base plate 310 is compacted.When this first hinge arms 3420 and this second hinge arms 3430 arrive described dead-centre position, this pressue device 300 is in the lock state, when this first hinge arms 3420 and this second hinge arms 3430 do not arrive described dead-centre position, this pressue device 300 is in open mode.
Described base plate 310 and described pressing plate 330 are the platy structure of rigidity.When this pressue device 300 is in the lock state, described base plate 310 and described pressing plate 330 parallel interval are arranged, described pressing plate 330 applies pressure along its thickness direction and towards the direction X of described base plate 310 to this mesuring battary 50, thus makes this mesuring battary 50 compacted.Described pressing plate 330 can be provided with groove 3320 further, and described pressing plate 330 is stuck on described fixed frame 320 by this groove 3320, this pressing plate 330 can only be moved along described direction X, can not move in the other direction.Preferably, the resistance of described base plate 310 and described pressing plate 330 equals higher than 500M Ω, in case the events such as leak-stopping is electric, short circuit occur.Preferably, described base plate 310 and described pressing plate 330 are all through anodic oxidation insulation processing, described base plate 310 and described pressing plate 330 can not only be made to insulate by this process, described base plate 310 and described pressing plate 330 also can be made to have good heat transfer property and corrosion resistance.Preferably, described base plate 310 and described pressing plate 330 are put at described mesuring battary 50 has chamfering with the seamed edge of the side of taking out, and described mesuring battary 50 can be prevented to be scraped off with when taking out putting into.Described mesuring battary 50 is flexible-packed battery that is square or sheet.
Described fixed frame 320 is arranged along X interval, described direction for making this hinge means 340 and this pressing plate 330 and this base plate 310.This fixed frame 320 can comprise fixed mount 3220 and multiple supporter 3210.The plurality of supporter 3210 is for supporting, fixing and fixed mount 3220 described in interval and described base plate 310.The two ends of this supporter 3210 are fixedly connected with described fixed mount 3220 with described base plate 310 respectively.The plurality of supporter 3210 can be arranged on the edge of described base plate 310.This supporter 3210 is fixedly connected with described base plate 310 by bolt.Described pressing plate 330 is stuck on the plurality of supporter 3210 by described groove 3320, can only move on described direction X along this supporter to make this pressing plate 330, and can not move in the other direction, ensure this pressing plate 330 evenly near or away from described base plate 310.Described hinge means 340 is connected with this fixed mount 3220.This fixed mount 3220 can be a fixed head, also can be multiple fixed border.This fixed mount 3220 has the first through hole 3222 on described direction X, is connected with described hinge means 340 for making this fixed mount 3220.Further, this supporter 3210 is hollow structure with this fixed mount 3220, to make this fixed frame 320 have lighter quality, thus alleviates the weight of whole pressue device 300, makes the use of this pressue device 300 more convenient.
In embodiments of the present invention, described supporter 3210 is column, the quantity of described column is 4, described fixed mount 3220 is described fixed border, the quantity of described fixed border is 2, each described fixed border forms a U-shaped framework with two described columns respectively, and described column is secured by bolts on described base plate 310 in the edge of described base plate 310, and these two U-shaped frame parallel intervals are arranged.Preferably, described U-shaped framework is one-body molded.
Described hinge means 340 is connected with described fixed mount 3220 by described hinge seat 3410.Particularly, one end of described hinge seat 3410 is connected with described fixed mount 3220, the other end and described first hinge arms 3420 hinged.Described hinge seat 3410 can be fixedly connected with described fixed mount 3220, also can be movably connected with described fixed mount 3220.
In one embodiment, this hinge seat 3410 is fixedly connected with this fixed mount 3220.Particularly, described hinge seat 3410 is positioned at the side of described fixed mount 3220 towards described pressing plate 330, and this hinge seat 3410 is provided with screw towards the side of described fixed mount 3220, one bolt passes described first through hole 3222 and is screwed onto on the screw of described hinge seat 3410, thus this hinge seat 3410 is fixedly connected with this fixed mount 3220.
In another embodiment, this hinge seat 3410 is movably connected with this fixed mount 3220.Particularly, described hinge seat 3410 comprises and coaxially arranging and the first linkage section 3412 and the second linkage section 3414 connected successively along described direction X.Described first linkage section 3412 runs through described first through hole 3222 and can slide along described direction X in described first through hole 3222, described first linkage section 3412 is fixedly connected with a pad 3490 in the side of described first through hole 3222 away from described pressing plate 330, when this pressue device 300 is in open mode, this hinge seat 3410 is stuck on this fixed mount 3220 by this pad 3490 in the side of this first through hole 3222 away from this pressing plate 330, thus makes this hinge seat 3410 can not depart from this fixed mount 3220.Described second linkage section 3414 is positioned at described first through hole 3222 near the side of described pressing plate 330, when this pressue device 300 is in the lock state, this hinge seat 3410 is stuck in this fixed mount 3220 on towards the side of this pressing plate 330 by this second linkage section 3414 at this first through hole 3222, this hinge means 340 is fixed, and make this fixed mount 3220 apply one along the pressure of described direction X by this second linkage section 3414 to this hinge means 340 and this pressing plate 330, thus this mesuring battary 50 is compressed.This second linkage section 3414 forms the step surface 3416 of a described pressing plate 330 dorsad in the place be connected with described first linkage section 3412, when this pressue device 300 is in the lock state, this step surface 3416 contacts with described fixed mount 3220, thus this hinge seat 3410 is stuck on this fixed mount 3220.
Described first linkage section 3412 is fixedly connected with described pad 3490 by bolt 3480.Particularly, described pad 3490 has hole, the side of described first linkage section 3412 described pressing plate 330 is dorsad provided with screw, described bolt 3480 is spirally connected through the hole of this pad 3490 and the screw of this first linkage section 3412, thus this first linkage section 3412 is fixedly connected with this pad 3490.
Described fixed mount 3220 also can have coaxial the second through hole 3224 arranged with described first through hole 3222 on described direction X, this second through hole 3224 is positioned at the side of this first through hole 3222 towards described pressing plate 330, and this second linkage section 3414 can penetrate this second through hole 3224 and slide along described direction X in this second through hole 3224.This second through hole 3224 can limit the side of this second linkage section 3414 beyond described direction X further and move upward, thus prevents described first hinge arms 3420 and described second hinge arms 3430 from crossing dead-centre position and producing the situation of unstability.The radius of this second through hole 3224 is greater than the radius of described first through hole 3222.When this fixed mount 3220 is solid construction, this first through hole 3222 forms a shoulder hole jointly with this second through hole 3224.When this fixed mount 3220 is hollow-core construction, this first through hole 3222 lays respectively at this hollow fixed mount 3220 with this second through hole 3224 and deviates from the side of described pressing plate 330 and the side towards described pressing plate 330.
Described hinge seat 3410 is hinged with described first hinge arms 3420 by this second linkage section 3414.Further, described hinge seat 3410 also can comprise the 3rd linkage section 3418,3rd linkage section 3418 is positioned at described second linkage section 3414 away from the side of described first linkage section 3412 and coaxially arranges with described second linkage section 3414, and this hinge seat 3410 is hinged with described first hinge arms 3420 by the 3rd linkage section 3418.Preferably, described first linkage section 3412, described second linkage section 3414 and described 3rd linkage section 3418 are one-body molded, thus make this hinge means 340 more firm with the connection of this fixed frame 320.Preferably, this first linkage section 3412 all adopts the mode of small―gap suture hole axle to coordinate with this first through hole 3222, this second linkage section 3414 with this second through hole 3224, described direction X can be prolonged respectively in this first through hole 3222 and the second through hole 3224 to make this first linkage section 3412 and this second linkage section 3414 to be free to slide, and don't this hinge seat 3410 can be made to produce too large radial direction rock and make described first hinge arms 3420 and described second hinge arms 3430 cross dead-centre position and produce unstability.
Described hinge seat 3410 also can comprise flexible member 360 further, and this flexible member 360 is arranged between described second linkage section 3414 and described fixed mount 3220 along described direction X.When described pressue device 300 is in the lock state, this flexible member 360 is in compressive state, and to the pressure that described hinge seat 3410 provides one to press to described pressing plate 330, ensures effective compression of described pressing plate 330 pairs of mesuring battaries 50; But, this flexible member 360 is not in the elastic compression limit, namely also can elastic compression further, thus make the distance between described pressing plate 330 and described base plate 310 adjustable, adapting to variation in thickness that different mesuring battary 50 produces because of foozle and same mesuring battary 50 pole plate when changing into expand the variation in thickness caused, ensureing effective compression of this pressing plate 330 pairs of mesuring battaries 50 simultaneously.This flexible member 360 can be arranged between described step surface 3416 and described fixed mount 3220.This flexible member can be spring, elastic or shell fragment.Preferably, this flexible member is butterfly spring, this butterfly spring can be enclosed within described first linkage section 3412, this butterfly spring has relative first end and the second end on its deformation direction, the first end of this butterfly spring contacts with described step surface 3416, and the second end of this butterfly spring contacts with described fixed mount 3220.
Described first hinge arms 3420, described second hinge arms 3430, described first bearing pin 3440, described second bearing pin 3450, described 3rd bearing pin 3460 and described handle 3470 form a dead point mechanism, wherein this first hinge arms 3420 is connected with described fixed frame 320 by described hinge seat 3410, this second hinge arms 3430 is connected with described pressing plate 330, when this first hinge arms 3420 and the second hinge arms 3430 are issued to described dead-centre position in the drive of this handle 3470, the mesuring battary 50 be placed between this pressing plate 330 and this base plate 310 is compacted.Described first hinge arms 3420 has relative first end and the second end in their length direction respectively with described second hinge arms 3430, the first end of described first hinge arms 3420 is hinged with described hinge seat 3410 by described first bearing pin 3440, second end of described first hinge arms 3420 is hinged with the first end of described second hinge arms 3430 by described second bearing pin 3450, and the second end of described second hinge arms 3430 is hinged with described pressing plate 330 by described 3rd bearing pin 3460.Described first bearing pin 3440, described second bearing pin 3450 and described 3rd bearing pin 3460 interval parallel to each other are arranged, to ensure that the rotation axis of described first hinge arms 3420 and described second hinge arms 3430 is to parallel.
Described pressue device 300 can comprise postive stop baffle 370 further.This postive stop baffle 370 is arranged in the rotary motion trace of described second hinge arms 3430, when described second hinge arms 3430 arrives described dead-centre position, this postive stop baffle 370 is rotated further for stoping described second hinge arms 3430, thus can prevent described first hinge arms 3420 and described second hinge arms 3430 from crossing described dead-centre position and producing the situation of unstability, ensure the reliability of described lithium ion battery pressue device 300.
Described pressue device 300 also can comprise angle bar 380 further.Described pressing plate 330 can be hinged with described second hinge arms 3430 by this angle bar 380.Described angle bar 380 comprises two one-body molded and orthogonal side plates, one of them side plate superposes with described pressing plate 330 and arranges and be fixedly connected with described pressing plate 330, and another side plate is arranged perpendicular to described pressing plate 330 and hinged with described second hinge arms 3430 by described 3rd bearing pin 3460.Superpose the side plate arranged to be fixedly connected with by described bolt 3480 with described pressing plate 330 with described pressing plate 330.Described postive stop baffle 370 can be arranged on this angle bar 380 with on the vertically disposed side plate of described pressing plate 330.Preferably, described postive stop baffle 370 can be welded on described angle bar 380 with on the vertically disposed side plate of described pressing plate 330.
Quantity and the setting position of this hinge means 340 are not limit, as long as this pressing plate 330 and this base plate 310 interval can be made to arrange, and can drive this pressing plate 330 near or away from this base plate 310.When the quantity of this hinge means 340 is 1, this hinge means 340 can be arranged on the centre of gravity place of described pressing plate 330.When the quantity of this hinge means 340 is multiple, the plurality of hinge means 340 can form a symmetrical structure, with drive described pressing plate 330 symmetrically near or away from described base plate 310.In the present embodiment, the quantity of this hinge means 340 is four, these four hinge means 340 carry out four hinged pin joints with this pressing plate 330 and form a parallelogram, these four hinge means can drive this pressing plate 330 symmetrically near or away from described base plate 310, and these four hinge means can exert a force to described pressing plate 330 equably, thus to this mesuring battary 50 stressed compression equably.These four hinge means 340 are divided into two groups, and often group comprises two hinge means 340 coaxially arranged, and hinge means 340 disalignment between group and group is arranged.Described coaxial setting refers to that the rotation axis of two described hinge means 340 is identical.These four hinge means 340 share two handles 3470, and every one handle 3470 is fixedly connected with the first hinge arms 3420 of two coaxial hinge means 340 arranged simultaneously, rotates for driving these two hinge means 340 simultaneously.Particularly, this handle 3470 comprises tie-beam 3472 and a control handle 3474, the two ends of this tie-beam 3472 length direction are fixedly connected with the first hinge arms 3420 of a hinge means 340 respectively, and this control handle 3474 is fixedly connected with the middle part of this tie-beam 3472.This control handle 3474 can be one-body molded with this tie-beam 3472, and this tie-beam 3472 is fixedly connected with the first hinge arms 3420 by bolt.When practical application, two hands of people can operate this two control handles 3474 simultaneously, and these two tie-beams 3472 are rotated simultaneously, thus drive these four hinge means 340 to rotate simultaneously, make this pressing plate 330 symmetrically away from or near described base plate 310.
Each battery testing unit 30 comprises two battery folder 400 further.Described two battery folder 400 are arranged at intervals at the same side of this base plate 310.When described mesuring battary 50 is placed on after on described base plate 310, the positive and negative lug of this mesuring battary 50 can be clamped respectively by these two battery folder 400.These two battery folder 400 can be separately positioned in the double L-shaped chute of two couples corresponding with this battery testing unit 30 230 and can to slide in the double L-shaped chute 230 of this two couple, thus may correspond to the mesuring battary 50 of different size size to carry out performance test.
Each battery testing unit 30 comprises two temperature probes 500 further.These two temperature probes 500 contact with two battery folder 400 respectively.After two battery folder 400 clamp the positive and negative lug of this mesuring battary 50, these two temperature probes 500 can be made to contact with the positive and negative lug of this mesuring battary 50 respectively, thus can monitor in real time the temperature of this mesuring battary 50.When battery carries out work, the temperature at lug place is the highest, and the temperature therefore directly measuring lug can measure the maximum temperature of described mesuring battary 50, thus carries out more favourable protection to described mesuring battary 50.
Each battery testing unit also comprises a pilot lamp 600 further.This pilot lamp 600 is electrically connected with described controller 20.When the transient fluctuation that described controller 20 monitors the voltage of described mesuring battary 50 is abnormal, described controller 20 sends instruction, makes this pilot lamp 600 luminescence or flicker, checks with reminding user.The setting position of described pilot lamp is not limit.In embodiments of the present invention, described pilot lamp 600 is arranged in described back up pad 200.Particularly, described pilot lamp 600 is arranged at the side of this back up pad 200, and between the double L-shaped chute 230 of two couple that each battery testing unit is corresponding.
When lithium ion battery will carry out charge-discharge performance test before dispatching from the factory, between the base plate that when described pressue device is in open mode, this lithium ion battery can be placed on described pressue device and pressing plate, then this pressue device is locked, make described lithium ion battery compacted, then by two battery folder being arranged on described base plate side, the positive and negative electrode ear clip of this lithium ion battery is lived, and the positive and negative lug of these two temperature probes lithium ion battery to be measured with this is respectively contacted.
In battery testing process, described controller can detect the transient fluctuation of voltage, and the unusual fluctuations for voltage can be monitored; Described pressue device can pressurize to battery cell, effectively can solve battery cell and change into the problem that in (initial charge) process, air entrapment gathers, can prevent battery cell from formation process, occurring expansion, deformation, interior quality and the face shaping of battery cell can be improved; Described temperature probe can be monitored in real time to the temperature variation of battery, when mesuring battary temperature is too high, can fast shut-off power supply, and reach the effect of protection battery.
Pressue device of the present invention be utilize mechanical dead point principle and design a kind of can fast clamp, the structure opened fast, easy to use and regulate, be swift in motion reliable, be conducive to operating personnel to operate, reduce the auxiliary used time, accelerating carries out pressurizeing to battery in Battery formation technique clamps added operation process, improves production efficiency; The structure of this pressue device is simple, is suitable for processing and manufacturing in enormous quantities.
In addition, those skilled in the art can also do other change in spirit of the present invention, and certainly, these changes done according to the present invention's spirit, all should be included within the present invention's scope required for protection.
Claims (12)
1. a battery testing platform, is characterized in that, comprises battery carrier, controller and battery testing unit, and described controller and described battery testing unit are arranged on described battery carrier, and described battery testing unit comprises a pressue device;
Described pressue device comprises base plate, fixed frame, pressing plate and hinge means, this base plate is arranged on described battery carrier, this fixed frame is fixing on which floor plate, this pressing plate is connected with this fixed frame by this hinge means, this hinge means makes this pressing plate and this base plate interval arrange, and has an accommodation space for holding battery cell between this pressing plate and this base plate;
This hinge means comprises hinge seat, first hinge arms, second hinge arms, first bearing pin, second bearing pin, 3rd bearing pin and rocking bar, described hinge seat is connected with described fixed frame, described first hinge arms by described first bearing pin and described hinge seat hinged, described second hinge arms by described second bearing pin and described first hinge arms hinged, described second hinge arms by described 3rd bearing pin and described pressing plate hinged, described handle is fixedly connected with described first hinge arms, this handle rotates for driving described first hinge arms, thus make described first hinge arms drive described second hinge arms to rotate, and then drive described pressing plate near or away from described base plate,
This hinge means has a dead-centre position, this dead-centre position is the position that described first hinge arms and described second hinge arms turn to when making described first bearing pin, described second bearing pin and described 3rd bearing pin be in same straight line, when described first hinge arms and described second hinge arms arrive described dead-centre position under the drive of described handle, the described battery cell be placed between described pressing plate and described base plate is compacted.
2. battery testing platform as claimed in claim 1, it is characterized in that, described fixed frame has the first through hole on a direction X, described direction X is the direction along described thickness of compressive plate towards described base plate, described hinge seat comprises and coaxially arranging and the first linkage section connected successively and the second linkage section along described direction X, described first linkage section runs through described first through hole and can slide along described direction X in described first through hole, described first linkage section is fixedly connected with a pad in the side of described first through hole away from described pressing plate, this hinge seat is stuck in this fixed frame on away from the side of this pressing plate by this pad at this first through hole, described second linkage section is positioned at the side of described first through hole towards described pressing plate, this hinge seat is stuck in this fixed frame on towards the side of this pressing plate by this second linkage section at this first through hole, and make this fixed frame apply one along the pressure of described direction X by this second linkage section to this hinge means and this pressing plate, thus this battery cell is compressed.
3. battery testing platform as claimed in claim 2, it is characterized in that, described hinge seat comprises flexible member further, this flexible member is arranged between described second linkage section and described fixed frame along described direction X, when described first hinge arms and described second hinge arms are in dead-centre position, this flexible member is in compressive state, and to the pressure that described hinge seat provides one to press to described pressing plate, to ensure the effective compression of described pressing plate to described battery cell.
4. battery testing platform as claimed in claim 3, it is characterized in that, when described first hinge arms and described second hinge arms are in dead-centre position, described flexible member is not in the elastic compression limit, also can elastic compression further.
5. battery testing platform as claimed in claim 3, it is characterized in that, stating flexible member is butterfly spring, this butterfly spring is enclosed within described first linkage section, this butterfly spring has relative first end and the second end along its deformation direction, described second linkage section forms the step surface of a described pressing plate dorsad in the place be connected with described first linkage section, the first end of this butterfly spring contact with described step surface, the second end of this butterfly spring contacts with described fixed frame.
6. battery testing platform as claimed in claim 3, it is characterized in that, described fixed frame has the second through hole coaxially arranged with described first through hole on described direction X, this second through hole is positioned at the side of this first through hole towards described pressing plate, and this second linkage section penetrates this second through hole and can slide along described direction X in this second through hole.
7. battery testing platform as claimed in claim 1, it is characterized in that, described pressue device comprises a postive stop baffle further, this postive stop baffle is positioned in the rotary motion trace of described second hinge arms, when described second hinge arms arrives described dead-centre position, this postive stop baffle can stop described second hinge arms to be rotated further.
8. battery testing platform as claimed in claim 1, it is characterized in that, described pressue device comprises an angle bar further, described pressing plate by this angle bar and described second hinge arms hinged, described angle bar comprises two one-body molded and orthogonal side plates, one of them side plate superposes with described pressing plate and arranges and be fixedly connected with, another side plate arrange perpendicular to described pressing plate and by described 3rd bearing pin and described second hinge arms hinged.
9. battery testing platform as claimed in claim 1, it is characterized in that, the quantity of this hinge means is four, these four hinge means and this pressing plate carry out four hinged pin joints and form a parallelogram, these four hinge means are divided into two groups, often group comprises two hinge means coaxially arranged, and the hinge means disalignment between group and group is arranged.
10. battery testing platform as claimed in claim 9, it is characterized in that, these four hinge means share two handles, and every one handle is fixedly connected with the first hinge arms of two coaxial hinge means arranged simultaneously, rotates for driving these two hinge means simultaneously.
11. battery testing platforms as claimed in claim 1, it is characterized in that, described battery carrier comprises a battery carrier support body and multiple back up pad, and described multiple back up pad parallel interval is fixed on this battery carrier support body, and each described back up pad is provided with multiple battery testing unit.
12. battery testing platforms as claimed in claim 11, it is characterized in that, same side definition at least two double L-shaped chutes of this back up pad, every two double L-shaped chutes are corresponding with a described battery testing unit, each battery testing unit comprises two battery folder further, and these two battery folder to be arranged at respectively in the double L-shaped chute of this two couple and can to slide in the double L-shaped chute of this two couple.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410557071.1A CN104345282A (en) | 2014-10-20 | 2014-10-20 | Battery testing platform |
| PCT/CN2015/091457 WO2016062194A1 (en) | 2014-10-20 | 2015-10-08 | Battery test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410557071.1A CN104345282A (en) | 2014-10-20 | 2014-10-20 | Battery testing platform |
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| Publication Number | Publication Date |
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| CN104345282A true CN104345282A (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410557071.1A Pending CN104345282A (en) | 2014-10-20 | 2014-10-20 | Battery testing platform |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104345282A (en) |
| WO (1) | WO2016062194A1 (en) |
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| CN105510835A (en) * | 2015-11-28 | 2016-04-20 | 深圳市金立通信设备有限公司 | Battery testing device and battery testing method |
| WO2016062194A1 (en) * | 2014-10-20 | 2016-04-28 | 江苏华东锂电技术研究院有限公司 | Battery test platform |
| CN105548890A (en) * | 2015-11-30 | 2016-05-04 | 芜湖凯尔电气科技有限公司 | Detection device of quick charge battery |
| CN105910645A (en) * | 2016-04-29 | 2016-08-31 | 浙江大学 | Type 18650 lithium ion battery's automatic detection line and the method |
| CN109031140A (en) * | 2018-07-09 | 2018-12-18 | 上海烁范自动化设备有限公司 | Battery testing tooling |
| CN112731153A (en) * | 2020-12-28 | 2021-04-30 | 深圳市磐锋精密技术有限公司 | Mobile phone battery power consumption test system and test method |
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Also Published As
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| WO2016062194A1 (en) | 2016-04-28 |
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