CN207163955U - Slurry resistance meter - Google Patents
Slurry resistance meter Download PDFInfo
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- CN207163955U CN207163955U CN201721056957.3U CN201721056957U CN207163955U CN 207163955 U CN207163955 U CN 207163955U CN 201721056957 U CN201721056957 U CN 201721056957U CN 207163955 U CN207163955 U CN 207163955U
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- slurry
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- accommodating chamber
- resistance meter
- guide pillar
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Abstract
The utility model belongs to cell manufacturing techniques field, aim to provide a kind of slurry resistance meter, the utility model, the slurry resistance meter is by the way that the conductive test guide pillar of energy is placed in the accommodating chamber of cavity, allowing the both ends of test guide pillar, conductance passes through two conducting ends of cavity respectively, because two conducting ends are electrically connected to test device, so, the resistance blank offset X1 of the slurry resistance meter, namely its intrinsic resistance can be measured after conducting by test device；Similarly, when not only accommodating test guide pillar in accommodating chamber, when being also filled with slurry to be measured between test guide pillar and the cavity wall of accommodating chamber, the all-in resistance X2 of each material in accommodating chamber can be measured after conducting, therefore, the resistance for surveying slurry to be measured is X2 X1, generally, the structure of the slurry resistance meter is simple and easily operated, and can accurately and apparently measure the resistance of slurry to be measured, and quality analysis and the laboratory slurry Quality Research of slurry are produced suitable for industry spot.
Description
Technical field
The utility model belongs to cell manufacturing techniques field, is to be related to a kind of slurry resistance meter more specifically.
Background technology
The internal resistance of battery includes the polarization resistance that Ohmic resistance and electrode are showed in electrochemical reaction, Ohmic resistance bag
Include by contact resistance of pole piece, electrolyte, membrane electrical resistance and each parts etc., it is well known that the internal resistance of battery is often led greatly
The discharge platform of sending a telegraph pond is low, high rate performance is poor etc., thus, in the manufacturing process of battery, need to strictly control the interior of battery
Resistance, and ensure that the internal resistance of each lot number battery is consistent as far as possible, specifically, it mainly should strictly control pole piece resistance.
Generally, battery pole piece is uniformly coated on the surface of collector by the cell size to stir, and drying removes molten
It is made after agent, wherein, anode sizing agent is made up of adhesive, conductive agent and positive electrode etc., and cathode size is by adhesive, graphitic carbon
Powder etc. forms, and the preparation of positive and negative electrode slurry includes being mutually mixed, be molten between liquid and liquid, liquid and fixed material
The series of process process such as solution, scattered, and can be along with the change of temperature, viscosity, environment etc. during these, it is clear that
In the production of battery, the mixing dust dispersion quality of the slurry of each pole piece material is most important, and it will directly influence further battery
The quality and its performance of production.Thus, the test to the resistance of cell size is very necessary.
However, in the prior art, as lithium battery industrial production in, it carrys out test pole usually using four probe test instruments
Sheet resistance, and temporarily it is used for the resistance for testing pulp of lithium ion battery without any instrument or device.
Utility model content
The purpose of this utility model is to provide a kind of slurry resistance meter, to solve in the prior art temporarily without any
Instrument is used for the technical problem for testing the resistance of cell size.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of slurry resistance meter is provided,
The slurry resistance meter is testing the resistance of slurry to be measured, including test device, offers to hold the slurry to be measured
The cavity of the accommodating chamber of material, detachable back-off on the cavity in cover the chamber lid of the accommodating chamber, and being contained in
The test guide pillar that the accommodating chamber is interior and energy is conductive；The cavity have can be conductive the first conducting end and with it is described first conductive
Hold the second conducting end that can be conductive being oppositely arranged；One end of the test guide pillar in the accommodating chamber is connected to described
First conducting end, the other end is connected to second conducting end, and one end of the test device is electrically connected to described first and led
Electric end, the other end are electrically connected to second conducting end.
Further, the charging hole and venthole for connecting the accommodating chamber are offered in the chamber lid.
Further, the slurry resistance meter is also included to seal the sealing ring of the accommodating chamber, the cavity
The sealing ring is provided between the chamber lid.
Further, the opening end of the cavity offers seal groove, and the sealing ring is in the seal groove.
Further, the size and shape of the test guide pillar adapts to the size and shape of the accommodating chamber respectively.
Further, the test guide pillar is solid semicircle cylinder.
Further, the radius of the test guide pillar is equal to the radius of the accommodating chamber, the length of the test guide pillar
Equal to the length of the accommodating chamber.
Further, the cavity includes the first guide card, main wall body and the second guide card for surrounding the accommodating chamber jointly, institute
Stating the first guide card turns into first conducting end, and second guide card turns into second conducting end；The one of the test guide pillar
End is connected on the madial wall of first guide card and completely relative with the madial wall of first guide card, and the other end is connected to institute
State on the madial wall of the second guide card and completely relative with the madial wall of second guide card.
Further, the lateral wall of first guide card is provided with the first binding post, on the lateral wall of second guide card
Provided with the second binding post, first binding post and second binding post are electrically connected to the test device by wire respectively
Both positive and negative polarity on.
Further, the slurry resistance meter is also included to support the bracket of the cavity.
Compared with prior art, the beneficial effect of slurry resistance meter provided by the utility model is：
The slurry resistance meter allows by the way that the conductive test guide pillar of energy is placed in the accommodating chamber of cavity and tests guide pillar
One end be connected to the first conducting end that can be conductive of accommodating chamber, the other end be connected to accommodating chamber can be conductive it is second conductive
End, because the first conducting end and the second conducting end are electrically connected to test device, so, can pass through test device after circuit turn-on
Measure the resistance blank offset X1 of the slurry resistance meter, namely its intrinsic resistance；Similarly, when not only being accommodated in accommodating chamber
There is test guide pillar, when being also filled with slurry to be measured between test guide pillar and the cavity wall of accommodating chamber, can be measured after circuit turn-on
The all-in resistance X2 of each material in accommodating chamber, therefore, the resistance for surveying slurry to be measured is X2-X1, generally, the slurry resistance meter
Structure it is simple and easily operated, and can accurately and apparently measure the resistance of slurry to be measured, be given birth to suitable for industry spot
The quality analysis of pulp production material and laboratory slurry Quality Research.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the dimensional structure diagram that slurry resistance meter saves after test device in the utility model embodiment；
Fig. 2 is the solid that its test guide pillar of slurry resistance meter does not put when in accommodating chamber into the utility model embodiment
Structure schematic diagram；
Fig. 3 is the exploded perspective schematic diagram of slurry resistance meter in Fig. 1；
Fig. 4 is the dimensional structure diagram of the cavity of slurry resistance meter in Fig. 3.
Wherein, the label in accompanying drawing is as follows：
100- test devices；
The guide card of 200- cavitys, 210- accommodating chambers, the conducting ends of 220- first/first, the binding posts of 221- first, the main walls of 230-
The guide card of body, the conducting ends of 240- second/second, the binding posts of 241- second, 250- seal grooves；
300- chamber lids, 310- charging holes, 320- ventholes, 400- tests guide pillar, 500- sealing rings, 600- brackets, 700-
Wire.
Embodiment
In order that technical problem to be solved, technical scheme and beneficial effect of the present utility model are more clearly understood,
Below in conjunction with drawings and Examples, the utility model is further elaborated.It is it should be appreciated that described herein specific
Embodiment only to explain the utility model, is not used to limit the utility model.
It should be noted that when part is referred to as " being fixed on " or " being arranged at " another part, it can be directly another
On individual part or it is connected on another part.When a part is known as " being connected to " another part, it can be with
It is directly to another part or is indirectly connected on another part.
It should be noted that in the accompanying drawing of the utility model embodiment same or analogous label correspond to it is same or analogous
Part；In description of the present utility model, it is to be understood that if there is the side of the instructions such as term " on ", " under ", "left", "right"
Position or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore, described in accompanying drawing position relationship term being given for example only property explanation, it is impossible to be interpreted as the limitation to this patent, for this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term can be understood as the case may be.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In description of the present utility model, " multiple " be meant that two or two with
On, unless otherwise specifically defined.
Carried out in detail below in conjunction with realization of the specific accompanying drawing to a kind of slurry resistance meter provided by the utility model
Description.
It should be noted that the slurry resistance meter, to test the resistance of slurry to be measured, mainly testing lithium ion
The resistance of the slurry of battery, certainly, it actually also can be used to test the resistance of other slurries, generally, the slurry resistance test
The structure of instrument is simple and easily operated, can accurately and apparently measure the resistance of slurry to be measured, is given birth to suitable for industry spot
The quality analysis of pulp production material and laboratory slurry Quality Research.
As shown in Figure 1 to Figure 3, the slurry resistance meter includes test device 100, cavity 200, chamber lid 300 and test
Guide pillar 400, wherein, for convenience of accommodate test guide pillar 400, or hold test guide pillar 400 and slurry to be measured, cavity 200 open up
There is accommodating chamber 210, it is possible to understand that ground, test guide pillar 400 can be contained in accommodating chamber 210；In addition, to realize the electricity of slurries to be measured
Resistance test, cavity 200 have the first conducting end 220 and the second conducting end 240 that is oppositely arranged with the first conducting end 220, and the
One conducting end 220 and the second conducting end 240 can be conductive.
To cover accommodating chamber 210, a closed space is provided for the test of slurries resistance to be measured, such as Fig. 1 to Fig. 3 institutes
Show, 300 detachable back-off of chamber lid is on cavity 200, it is possible to understand that ground, generally, test guide pillar 400 can be seated in accommodating chamber
210 outside, only when needing test, just the test guide pillar 400 is placed in accommodating chamber 210.
To realize the resistance test of slurries to be measured, test guide pillar 400 can be conductive, and when test guide pillar 400 is contained in receiving
When in chamber 210, one end of test guide pillar 400 is connected to the first conducting end 220 of cavity 200, and the other end is connected to cavity 200
Second conducting end 240.
Similarly, as shown in Fig. 2 one end of test device 100 is electrically connected to the first conducting end 220, the other end is electrically connected to
Second conducting end 240.It is to be appreciated that the first conducting end 220 of test device 100, cavity 200, test guide pillar 400 and cavity
A turning circuit is formed between 200 the second conducting end 240.In the present embodiment, test device 100 includes test circuit
(not shown) and display device (not shown), specifically, one end of test circuit are electrically connected to the first conducting end 220, the other end
The second conducting end 240 is electrically connected to, display device is to show the resistance tested out, in other words, is surveyed when completing a resistance
During examination, the resistance value measured directly can intuitively be shown by the display device.
Test guide pillar 400 is embedded in accommodating chamber 210 it is to be appreciated that when chamber lid 300 is disassembled by upper, and electricity
After the conducting of road, you can the resistance blank offset X1 of the slurry resistance meter is tested out by test device 100, namely it is consolidated
There is resistance.Similarly, test guide pillar 400 and slurry to be measured are equipped with the closed accommodating chamber 210 simultaneously, after circuit turn-on, i.e.,
The all-in resistance X2 of each material in accommodating chamber 210 can be measured by test device 100, so, you can quickly and accurately learn and treat
Survey the resistance value X, as X=X of slurry2-X1, the current value of the slurry unit volume to be measured can be also immediately arrived at along band.
Further, as shown in Figure 1 to Figure 3, one kind as slurry resistance meter provided by the utility model is specific
Embodiment, resistance test is carried out for convenience of slurry to be measured is placed in accommodating chamber 210, connection is offered in chamber lid 300 and is accommodated
The charging hole 310 and venthole 320 of chamber 210, so, chamber lid 300 are removed by guide pillar 400 is tested and is embedded in accommodating chamber 210, covers chamber
After lid 300, to ensure that slurries to be measured can work in closed space, do not influenceed by other factorses, you can pass through syringe
Or slurry to be measured is imported into accommodating chamber 210 by other parts from charging hole 310, it is clear that in importing process, accommodating chamber
Gas in 210 can discharge from venthole 320, when the slurry to be measured being injected into accommodating chamber 210 is just overflow by venthole 320
When going out, stop slip casting, then cover respectively on charging hole 310 and venthole 320 upper cap with by accommodating chamber 210 with it is extraneous every
From.
Further, as shown in Figure 3 and Figure 4, one kind as slurry resistance meter provided by the utility model is specific
Embodiment, for ease of sealing accommodating chamber 210, it is ensured that slurry to be measured, which is under closed state, carries out resistance test, slurry resistance
Tester also includes sealing ring 500, wherein, the sealing ring 500 is arranged between cavity 200 and chamber lid 300, that is, the sealing
Circle 500 is mainly sealing existing gap when chamber lid 300 is covered on cavity 200.
Further, as shown in figure 4, a kind of specific embodiment party as slurry resistance meter provided by the utility model
Formula, to realize the sealing between cavity 200 and chamber lid 300, the opening end of cavity 200 offers seal groove 250, wherein, sealing
Circle 500 is in seal groove 250, so, when chamber lid 300 is covered on cavity 200, you can prevents the materials such as the air in the external world from entering
Enter into accommodating chamber 210.
Further, as shown in figure 3, a kind of specific embodiment party as slurry resistance meter provided by the utility model
Formula, for convenience of the test of resistance, the size of test guide pillar 400 adapts to the size of the accommodating chamber 210 of cavity 200, accordingly, surveys
The shape adaptation of examination guide pillar 400 is in the shape of the accommodating chamber 210 of cavity 200.So, in test, test guide pillar 400 will not be
There have in accommodating chamber 210 to be relatively movable, thereby guarantees that the stability and accuracy of resistance test.
Preferably, in the present embodiment, as shown in figure 3, because the usual viscosity of slurries to be measured is larger, it is contemplated that cleaning problem,
Test guide pillar 400 is solid semicircle cylinder, accordingly, the cross section of accommodating chamber 210 also semicircular in shape, so, because not having
Corner angle, the cavity wall of accommodating chamber 210 are easier to clean, and in order to being used repeatedly for the cell size resistance meter, improve
Its utilization rate and service life.
Specifically, as shown in figure 3, the radius R of test guide pillar 400 is equal to the radius R of accommodating chamber 210, test guide pillar 400
Length L is equal to the length L of accommodating chamber 210.It is thus understood that ground, the slurry to be measured tested by the slurry resistance meter
Unit volume current value Y is：Y=2 (X2-X1)/π R2L。
Further, as shown in figures 1 and 3, one kind as slurry resistance meter provided by the utility model is specific
Embodiment, cavity 200 include the first guide card 220, the guide card 240 of main wall body 230 and second, wherein, the first guide card 220, main wall
The guide card 240 of body 230 and second surrounds accommodating chamber 210 jointly.It is to be appreciated that as shown in figure 3, the first guide card 220 turns into first
Conducting end 220, the second guide card 240 turn into the second conducting end 240.Wherein, tested to realize between guide pillar 400 and cavity 200
Circuit turn-on, and ensure the stability of whole circuit after circuit turn-on and measure the accuracy of resistance, test one end of guide pillar 400
It is connected on the madial wall of the first guide card 220, and it is completely relative with the madial wall of the first guide card 220, test the another of guide pillar 400
End is connected on the madial wall of the second guide card 240, and completely relative with the madial wall of the second guide card 240.
Preferably, in the present embodiment, the first guide card 220, the guide card 240 of main wall body 230 and second are integrally formed, Ke Yili
Xie Di, the first guide card 220 and the second guide card 240 are a semicircular metal sheet.
Further, as shown in figures 1 and 3, one kind as slurry resistance meter provided by the utility model is specific
Embodiment, the circuit turn-on between cavity 200 and test device 100 is realized for convenience, is set on the lateral wall of the first guide card 220
There is the first binding post 221, the lateral wall of the second guide card 240 is provided with the second binding post 241, wherein, the first binding post 221 and
Two binding posts 241 are electrically connected on the both positive and negative polarity of test device 100 by wire 700 respectively, are electrically connected particular by wire 700
It is connected on the both positive and negative polarity of the test circuit of test device 100.
Further, as shown in figures 1 and 3, one kind as slurry resistance meter provided by the utility model is specific
Embodiment, for convenience of the storing of cavity 200, it is ensured that its stability, slurry resistance meter also include bracket 600, so, chamber
Body 200 can be support by bracket 600, will not be because rolling, and have influence on the stability and accuracy of test result.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model.For this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within right of the present utility model.
Claims (10)
1. slurry resistance meter, to test the resistance of slurry to be measured, it is characterised in that including test device, offer use
With hold the cavity of the accommodating chamber of the slurry to be measured, detachable back-off on the cavity to cover the chamber of the accommodating chamber
Lid, and the test guide pillar that in the accommodating chamber and energy is conductive can be contained in；The cavity has the first conducting end that can be conductive
With the second conducting end that can be conductive being oppositely arranged with first conducting end；The test guide pillar in the accommodating chamber
One end be connected to first conducting end, the other end is connected to second conducting end, and one end electricity of the test device
First conducting end is connected to, the other end is electrically connected to second conducting end.
2. slurry resistance meter according to claim 1, it is characterised in that the connection appearance is offered in the chamber lid
Receive the charging hole and venthole of chamber.
3. slurry resistance meter according to claim 2, it is characterised in that the slurry resistance meter also includes using
To seal the sealing ring of the accommodating chamber, the sealing ring is provided between the cavity and the chamber lid.
4. slurry resistance meter according to claim 3, it is characterised in that the opening end of the cavity offers sealing
Groove, the sealing ring is in the seal groove.
5. the slurry resistance meter according to any one of Claims 1-4, it is characterised in that described to test the big of guide pillar
Small and shape adapts to the size and shape of the accommodating chamber respectively.
6. slurry resistance meter according to claim 5, it is characterised in that the test guide pillar is solid semicircle
Cylinder.
7. slurry resistance meter according to claim 6, it is characterised in that the radius of the test guide pillar is equal to described
The radius of accommodating chamber, the length of the test guide pillar are equal to the length of the accommodating chamber.
8. slurry resistance meter according to claim 5, it is characterised in that the cavity includes surrounding the appearance jointly
Receive the first guide card, main wall body and the second guide card of chamber, first guide card turns into first conducting end, second guide card into
For second conducting end；One end of the test guide pillar is connected on the madial wall of first guide card and led with described first
The madial wall of piece is completely relative, the other end be connected on the madial wall of second guide card and with the madial wall of second guide card
It is completely relative.
9. slurry resistance meter according to claim 8, it is characterised in that the lateral wall of first guide card is provided with
First binding post, the lateral wall of second guide card are provided with the second binding post, first binding post and second wiring
Post is electrically connected on the both positive and negative polarity of the test device by wire respectively.
10. the slurry resistance meter according to any one of Claims 1-4, it is characterised in that the slurry resistance test
Instrument is also included to support the bracket of the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721056957.3U CN207163955U (en) | 2017-08-22 | 2017-08-22 | Slurry resistance meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721056957.3U CN207163955U (en) | 2017-08-22 | 2017-08-22 | Slurry resistance meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207163955U true CN207163955U (en) | 2018-03-30 |
Family
ID=61718077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721056957.3U Active CN207163955U (en) | 2017-08-22 | 2017-08-22 | Slurry resistance meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207163955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760827A (en) * | 2018-07-13 | 2018-11-06 | 广东天劲新能源科技股份有限公司 | A kind of device and method of testing size electric conductivity |
| CN115453252A (en) * | 2022-10-25 | 2022-12-09 | 江苏华永烯科技有限公司 | Conductive performance testing device for conductive paste |
-
2017
- 2017-08-22 CN CN201721056957.3U patent/CN207163955U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760827A (en) * | 2018-07-13 | 2018-11-06 | 广东天劲新能源科技股份有限公司 | A kind of device and method of testing size electric conductivity |
| CN115453252A (en) * | 2022-10-25 | 2022-12-09 | 江苏华永烯科技有限公司 | Conductive performance testing device for conductive paste |
| CN115453252B (en) * | 2022-10-25 | 2023-01-31 | 江苏华永烯科技有限公司 | Conductive performance testing device for conductive paste |
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