CN206876619U - Powdered electrode material electric conductivity simulating test device - Google Patents
Powdered electrode material electric conductivity simulating test device Download PDFInfo
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- CN206876619U CN206876619U CN201720604589.5U CN201720604589U CN206876619U CN 206876619 U CN206876619 U CN 206876619U CN 201720604589 U CN201720604589 U CN 201720604589U CN 206876619 U CN206876619 U CN 206876619U
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- inner barrel
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Abstract
The utility model discloses a kind of powdered electrode material electric conductivity simulating test device, and it includes outer cylinder body, inner barrel, movable terminal, cushion block, powdered electrode material, fixing terminal, wire and tester.The inner barrel axially penetrates through outer cylinder body and exposed both ends, and one end that dress fixing terminal is filled in inner barrel is fixedly connected with outer cylinder body, the inner barrel and outer cylinder body fit of other end placement movable terminal.The powdered electrode material is filled in the inner chamber of inner barrel stage casing, and cushion block compacted powder shape electrode material is promoted with the movable terminal being placed in inner barrel.The fixing terminal is connected with the overhanging end of movable terminal by wire, and tester is concatenated between two wires and forms test loop.Such a testing conductivity under simulation status, it is easy to get to the electrical conductivity relative value close to practical application, the data due to obtaining electrode used therein material electric conductivity are true, reliable, are advantageous to accelerate battery new-product development progress.
Description
Technical field
A kind of electrode material electric conductivity test device is the utility model is related to, specifically, the utility model is related to one kind
Powdered electrode material electric conductivity simulating test device.
Background technology
With the scientific and technological progress in epoch, new-energy automobile has turned into auto manufacturing's developing direction important from now on.Existing
Having under technical conditions, the supporting electrokinetic cell of new-energy automobile mainly has lead-acid accumulator, lead carbon battery or lithium battery, these three
The electrokinetic cell both positive and negative polarity of type is powdered electrode material product.The performance quality of electrokinetic cell depends primarily on powder used
Last shape electrode material electrical conductivity height, the industry generally carry out conductivity measurement to accomplish to quantify test using four probe method.
Before this method test, powdered electrode material is first pressed into strip by electrode size to be measured, then re-sinters shaping.Prior art
Although enforcement difficulty is little, operability is also very strong, can realize the conductivity measurement of powdered electrode material.But power
The electrode of battery actual use is in the powder electrode for compressing shape, is not the electrode of sinter molding, although both powder used
Electrode material is identical, but structure type is completely different, so four probe method is not suitable for accurate measurement powdered electrode.
Utility model content
The problem of the utility model is not suitable for accurate measurement powder electrode test mainly for prior art four probe method, carries
Going out a kind of powdered electrode material electric conductivity simulating test device, the apparatus structure is simple, makes easy, simple operation, due to
Test condition is similar to actual service conditions, and test result is accurate, reliable.
The utility model is achieved through the following technical solutions technical goal.
Powdered electrode material electric conductivity simulating test device, it includes outer cylinder body, inner barrel, movable terminal, cushion block, powder
Last shape electrode material, fixing terminal, wire and tester.It is theed improvement is that：The inner barrel axially penetrates through outer cylinder body simultaneously
Exposed both ends, one end of inner barrel plug dress fixing terminal are fixedly connected with outer cylinder body, and the other end disposes the inner barrel of movable terminal
With outer cylinder body fit.The powdered electrode material is filled in the inner chamber of inner barrel stage casing, with the activity being placed in inner barrel
Terminal promotes cushion block compacted powder shape electrode material.The fixing terminal is connected with the overhanging end of movable terminal by wire, two
Tester is concatenated between root wire and forms simulation test loop.
As further improvement project, the outer cylinder body and inner barrel are manufactured with insulating materials, preferably plastic manufacturing.Activity
Terminal, fixing terminal and cushion block are pure red copper matter product.
As further improvement project, the movable terminal is adjustable diameter and screw adjusting knot with respect to the axial displacement structure of inner barrel
Structure.
The utility model compared with prior art, has the positive effect that：
1st, telescopic test device is simple in construction, makes easy, easy to use；
2nd, pure physical measurement, low is required to test condition, is easy to use in production scene；
3rd, powdered electrode material, which is injected into inner barrel, is compacted, and such a testing conductivity under simulation status, is easy to get
To the electrical conductivity relative value close to practical application, because the data validity for obtaining electrode used therein material electric conductivity is strong, be advantageous to
Accelerate battery new-product development progress.
Brief description of the drawings
Fig. 1 is the utility model structural profile illustration.
Embodiment
Below according to accompanying drawing and in conjunction with the embodiments, the utility model is described in further detail.
Powdered electrode material electric conductivity simulating test device shown in Fig. 1, it includes outer cylinder body 1, inner barrel 2, activity
Terminal 3, cushion block 4, powdered electrode material 5, fixing terminal 6, wire 7 and tester 8.The inner barrel 2 is test device
Main component, the inner barrel 2 of thin-walled are manufactured with insulating materials, and the present embodiment is made of plastic.Inner barrel 2 is placed in outer cylinder body 1
In, inner barrel 2 homoaxial with outer cylinder body 1 runs through outer cylinder body 1 and exposed both ends between two parties, and left end plug fills the interior body 2 of fixing terminal 6
It is fixedly connected with outer cylinder body 1, the inner barrel 2 and the fit of outer cylinder body 1 of right-hand member placement movable terminal 3.The powdered electrode material 5
It is the material of tested electrical conductivity, it is filled in the stage casing inner chamber of inner barrel 2, with axially displaceable movable terminal 3 in inner barrel 2
Promote the compacted powder shape electrode material 5 of cushion block 4.For the ease of adjusting compaction, movable terminal 3 is provided with the right-hand member of inner barrel 2
Spiral adjustment structure.The fixing terminal 6 and movable terminal 3 are respectively disposed on the both ends of inner barrel 2, are exposed at inner barrel 2
Outside fixing terminal 6 and the end face of movable terminal 3 connected by wire 7, between two wires 7 concatenate tester 8 form simulation
Test loop.In order to reduce electrical conductivity test error, fixing terminal 6, movable terminal 3 and the cushion block 4 in the present embodiment are with pure
Red copper manufactures.
The present embodiment is used for SPC3 type activated carbon electrical conductivity simulation tests.During actual use, first toward in the inner chamber of inner barrel 2
The SPC3 type activated carbon of quantitative powder filler shape, then fills in cushion block 4, then makees the axle of movable terminal 3 using adjustable diameter and screw adjusting mechanism
To displacement, realized to moving to left to storing the compacting of SPC3 types activated carbon in inner barrel 2.After filling and compacting operation is completed,
Starting tester 8 to be tested, the tester 8 of the present embodiment application is battery charging and discharging instrument, and range is 0~5V, 1~30mA,
Precision is 1mV, 3mA.13 grades of current values are set up in this test separately, respectively 0,0.1A, 0.2A, 0.3A, 0.4A, 0.5A, 0.6A,
0.7A, 0.8A, 0.9A, 1.0A, 1.5A and 2A, energization 1S and both end voltage is detected under every grade of electric current, the magnitude of voltage that will be measured
Curve is depicted as with corresponding current value, can also be quantified by Conductivity formula.
Claims (5)
1. a kind of powdered electrode material electric conductivity simulating test device, it includes outer cylinder body（1）, inner barrel（2）, movable terminal
（3）, cushion block（4）, powdered electrode material（5）, fixing terminal（6）, wire（7）And tester（8）；It is characterized in that：It is described
Inner barrel（2）Axially penetrate through outer cylinder body（1）And exposed both ends, inner barrel（2）Plug dress fixing terminal（6）One end and outer cylinder body
（1）It is fixedly connected, other end placement movable terminal（3）Inner barrel（2）With outer cylinder body（1）Fit；The powdered electrode material
Material（5）It is filled in inner barrel（2）In the inner chamber of stage casing, with being placed in inner barrel（2）In movable terminal（3）Promote cushion block（4）Pressure
Real powdered electrode material（5）；The fixing terminal（6）And movable terminal（3）Overhanging end by wire（7）Connection, at two
Wire（7）Between concatenate tester（8）Form simulation test loop.
2. powdered electrode material electric conductivity simulating test device according to claim 1, it is characterised in that：The outer barrel
Body（1）And inner barrel（2）Manufactured with insulating materials.
3. powdered electrode material electric conductivity simulating test device according to claim 1 or 2, it is characterised in that：It is described
Outer cylinder body（1）And inner barrel（2）It is plastic products.
4. powdered electrode material electric conductivity simulating test device according to claim 1, it is characterised in that：The activity
Terminal（3）, fixing terminal（6）And cushion block（4）It is pure red copper matter product.
5. powdered electrode material electric conductivity simulating test device according to claim 1, it is characterised in that：The activity
Terminal（3）With respect to inner barrel（2）Axial displacement structure be adjustable diameter and screw adjusting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720604589.5U CN206876619U (en) | 2017-05-27 | 2017-05-27 | Powdered electrode material electric conductivity simulating test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720604589.5U CN206876619U (en) | 2017-05-27 | 2017-05-27 | Powdered electrode material electric conductivity simulating test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206876619U true CN206876619U (en) | 2018-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720604589.5U Active CN206876619U (en) | 2017-05-27 | 2017-05-27 | Powdered electrode material electric conductivity simulating test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421993A (en) * | 2017-05-27 | 2017-12-01 | 双登集团股份有限公司 | Powdered electrode material electric conductivity simulating test device |
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2017
- 2017-05-27 CN CN201720604589.5U patent/CN206876619U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421993A (en) * | 2017-05-27 | 2017-12-01 | 双登集团股份有限公司 | Powdered electrode material electric conductivity simulating test device |
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