CN107515318A - A kind of cell measuring clamp - Google Patents
A kind of cell measuring clamp Download PDFInfo
- Publication number
- CN107515318A CN107515318A CN201710751295.XA CN201710751295A CN107515318A CN 107515318 A CN107515318 A CN 107515318A CN 201710751295 A CN201710751295 A CN 201710751295A CN 107515318 A CN107515318 A CN 107515318A
- Authority
- CN
- China
- Prior art keywords
- column
- crossbeam
- cell measuring
- measuring clamp
- clamp according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000523 sample Substances 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 5
- 239000012774 insulation material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 20
- 230000004807 localization Effects 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
Abstract
A kind of cell measuring clamp, including：Bottom plate；Column, it is fixed on bottom plate；It fixation assembly, can move up and down, and can be fixed on via connector on column relative to column, for compressing the battery on bottom plate and being electrically connected with battery.By the way that fixation assembly is disposed relative into column slidably and can be fixed on column, different battery sizes is can adapt to, application is more flexible.
Description
Technical field
A kind of this disclosure relates to battery testing technical field, and in particular to cell measuring clamp.
Background technology
When testing battery, it is necessary to which battery is connected with test equipment.Because the structure difference of battery electrode column makes
It is different to obtain its connected mode.For example, for rectangular lithium ion battery, company with equipment can be realized by welding the modes such as conductive bar
Connect.But there is a situation where to produce battery electrode column irreversible damage and poor efficiency.
The content of the invention
In view of this, present disclose provides a kind of cell measuring clamp, including：Bottom plate；Column, it is fixed on bottom plate；Gu
Determine assembly, can be moved up and down relative to column, and can be fixed on via connector on column, for compressing on bottom plate
Battery simultaneously electrically connects with battery.
Preferably, the column is provided with chute, and the fixation assembly includes crossbeam, compressed part and conductive connection part, institute
Stating the end of crossbeam can slide up and down along the chute on the column；The compressed part is arranged on crossbeam, along the column
Chute can slide up and down, and can be fixed on via connector on column；The crossbeam is provided with through hole, and through-hole surfaces are set
Have a slide rail, the conductive connection part via the through hole through the crossbeam and along the slide rail slidably.
Preferably, the conductive connection part includes：Terminal sleeve, the terminal sleeve are provided with along the slide rail on crossbeam slidably
It is first raised；Current terminal, axially penetrate through terminal sleeve；Voltage spring probe, axially penetrates through current terminal；Spring, it is socketed in
Between one end of current terminal and terminal sleeve；And nut, it is screwed in the other end of current terminal.
Preferably, the through hole on the crossbeam is rectangular through-hole.
Preferably, first projection is arranged on the opposite sides of terminal sleeve, is additionally provided with the crossbeam and described first
Raised corresponding groove is so that first projection can enter the slide rail of crossbeam via the groove.
Preferably, the column is provided with positioning hole, and the connector is bolt, and the compressed part is provided with along described
The chute slidable second of column is raised, and can be fixed on via bolt and positioning hole on the column.
Preferably, the compressed part clamps for fast-holding, and the compression end of the fast-holding pincers passes through crossbeam and fixation
On crossbeam, the handle end of the crimper is arranged to have the second projection and can be fixed on via bolt and positioning hole
On the column.
Preferably, the number of the column is two, and the both ends of the crossbeam are separately positioned in the chute of the column.
Preferably, the number of the compressed part is two, respectively positioned at the both ends of crossbeam.
Preferably, the number of the conductive connection part is two
Preferably, the crossbeam is made up of insulating materials.
In accordance with an embodiment of the present disclosure, by the way that fixation assembly is disposed relative into column slidably and can be fixed to vertical
On post, different battery sizes is can adapt to, application is more flexible.By the way that be arranged to crossbeam can be along the slide in column
And it is fixed on by connector on column, it is possible to achieve the coarse localization of fixture, and can further be compressed by compressed part
Battery.By setting the conductive connection part that can be slided along slide rail on crossbeam, the different pole positions of battery are on the one hand can adapt to
Put, on the other hand realize battery electrode column with being conductively connected by setting spring to be engaged with compressed part on conductive connection part
The close connection in portion, so as to meet high-current test demand.Battery electrode column is directly contacted by using voltage spring probe, and
In the voltage tester cable of other end connecting test equipment, current terminal can be avoided to contact internal resistance with battery electrode column voltage is adopted
The influence of collection, it ensure that voltage acquisition precision.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the embodiment of the present disclosure, simple be situated between will be made to the accompanying drawing of embodiment below
Continue, it should be apparent that, the accompanying drawing in description below only relates to some embodiments of the present disclosure, rather than the limitation to the disclosure.
Figure 1A shows the stereogram of the cell measuring clamp according to the embodiment of the present disclosure；
Figure 1B shows the front view of the cell measuring clamp according to the embodiment of the present disclosure；
Fig. 2A shows the stereogram of the conductive connection part 5 according to the embodiment of the present disclosure；
Fig. 2 B show the front view of the conductive connection part 5 according to the embodiment of the present disclosure；
Fig. 2 C show the rearview of the conductive connection part according to the embodiment of the present disclosure；
Fig. 2 D show the right view of the conductive connection part according to the embodiment of the present disclosure；
Fig. 2 E show the left view of the conductive connection part according to the embodiment of the present disclosure；
Fig. 2 F show the top view of the conductive connection part according to the embodiment of the present disclosure；
Fig. 2 G show the upward view of the conductive connection part according to the embodiment of the present disclosure.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present disclosure clearer, below in conjunction with the embodiment of the present disclosure
Accompanying drawing, clear, complete description is carried out to the technical scheme of the embodiment of the present disclosure.Obviously described embodiment is the disclosure
Part of the embodiment, rather than whole embodiment.Based on described embodiment of the disclosure, ordinary skill people
The every other embodiment that member is obtained on the premise of without creative work, belong to the scope of disclosure protection.
Certain methods realize the connection of battery electrode column and test equipment by using fixture.But current existing fixture chi
Very little poor compatibility, it is impossible to adapt to various types of battery.Present disclose provides a kind of cell measuring clamp, by that will fix
Assembly is disposed relative to column slidably and can be fixed on column, can adapt to different battery sizes, application is cleverer
It is living.
Figure 1A shows the stereogram of the cell measuring clamp according to the embodiment of the present disclosure；Figure 1B is shown according to the disclosure
The front view of the cell measuring clamp of embodiment.Embodiment of the disclosure is applied to rectangular lithium ion battery.
As shown in Figure 1A and Figure 1B (being hereafter referred to as Fig. 1), cell measuring clamp includes bottom plate 1, column 2 and fixation assembly.
In the present embodiment, fixation assembly can include crossbeam 3, compressed part 4 and conductive connection part 5.Fixation assembly is overall relative to vertical
Post 2 is removable and can be fixed on via connector 22 on column 2, for compressing the battery (not shown) on bottom plate 1 simultaneously
Electrically connected with battery.
Bottom plate 1 can place the battery for needing to test above.The pole of battery can place upward so as to fixation assembly
Contact.
Column 2 is fixed on bottom plate 1.The number of column 2 is two in the present embodiment, is fixed on by way of welding
On bottom plate 1.Certain embodiment of the disclosure not limited to this, the number of column 2 can arbitrarily be set as needed, such as be arranged to
1 or 4.The connected mode of column 2 and bottom plate 1 is also not necessarily limited to weld, and can use any other fixation side as needed
Formula, such as bolt connection, riveting etc., it might even be possible to column 2 and bottom plate 1 are set into a single integrated structure.It can be set on column 2
The multiple positioning holes 21 axially arranged along column 2 and the axially extending chute 23 along column 2.
Crossbeam 3 is made up of insulating materials, and both ends set in the chute 23 of two columns 2 and can slided along chute 23 respectively
It is dynamic.Compressed part 4 is arranged on crossbeam 3.One end of compressed part 4 can be via connector after can sliding up and down and position along chute 23
22 are fixed on column 2, and the other end is fixed on crossbeam 3.Connector 22 can be the positioning hole on bolt, with column 2
21 are engaged, so as to which compressed part 4 is fixed on column 2.In certain embodiments, compressed part 4 can be that fast-holding clamps, soon
The handle end 41 of ram compression clencher 4 be arranged to can to slide along chute 23 (such as with can along slide bulge-structure (in figure not
Show)) and can be fixed on via bolt 22 and positioning hole 21 on column 2, the compression end 42 of fast-holding pincers 4 passes through horizontal stroke
Beam 3 and it is fixed on 3 on crossbeam.In the present embodiment, the number of compressed part 4 is two, is separately positioned on the both ends of crossbeam 3.When
Right embodiment of the disclosure not limited to this, the number and location of compressed part 4 can arbitrarily be set as needed, such as only in crossbeam
A compressed part 4 is set to be fixed on by other suitable connectors on column 2 among 3, or at four angles of crossbeam 3
Four compressed parts 4, etc. are set respectively.Pass through the coarse localization of crossbeam 3 and the further compression of compressed part 4 so that battery is surveyed
Examination fixture can adapt to various various sizes of batteries.
Crossbeam 3 is provided with through hole 31, and the surface of through hole 31 is provided with slide rail 32.Conductive connection part 5 passes through crossbeam 3 via through hole 31
And along slide rail 32 slidably.
The knot of conductive connection part 5 is described in detail below with reference to Figure 1A, Figure 1B and Fig. 2A to Fig. 2 G (being hereafter referred to as Fig. 2)
Structure.
Fig. 2A to Fig. 2 G respectively illustrates stereogram, front view, the backsight of the conductive connection part 5 according to the embodiment of the present disclosure
Figure, right view, left view, top and bottom perspective views.In the present embodiment, as depicted in figs. 1 and 2, conductive connection part 5 includes end
Sub-set 51, voltage spring probe 52, nut 53, spring 55 and current terminal 56.
Terminal sleeve 51 is provided with projection 54.Projection 54 along the slide rail 32 on crossbeam 3 slidably.In the present embodiment, through hole
31 be rectangular through-hole, and projection 54 can be arranged on on the rectangular part of terminal sleeve 51 and edge.Specifically, it is raised
54 number can be two, be separately positioned on the both sides of terminal sleeve 51.In the embodiment of fig. 2, projection 54 is arranged to halfpace
Structure, slide rail 32 are arranged accordingly to the structure matched with projection 54.Certainly, embodiment of the disclosure not limited to this, projection 54
Number, structure and its can arbitrarily be set as needed with the connected mode of terminal sleeve 51.For example, projection 54 can for example be set
The fin with any suitable shape positioned at the both sides of terminal sleeve 51 is counted into, as long as can be slided along the slide rail 32 on the surface of through hole 31
.Shape, size and the structure of through hole 31 can also arbitrarily be set as needed, such as adapt to the projection 54 in terminal sleeve 51
And its structure of connection member is set.In addition, at the middle part of crossbeam 3, be additionally provided with side of the slide rail 32 away from bottom plate two that
This relative groove 33.The design of groove 33 is in order that the projection 54 on conductive connection part 5 can be placed into the slide rail of crossbeam 3
In 32.In the present embodiment, the quantity of groove 33, be sized and configured to 54 match with projection, in order to be conductively connected
Portion 5, which can be placed in through hole 31, makes projection 54 be engaged with slide rail 32.By setting projection 54 and slide rail 32 so that conduction is even
Socket part 5 can be slided along crossbeam 3, so as to be directed at the pole of battery.This enables the cell measuring clamp of the embodiment of the present disclosure
Adapt to the battery with different poles arrangement.
Current terminal 56 axially penetrates through terminal sleeve 51 and exposed from the both ends of terminal sleeve 51.Nut 53 is screwed in current terminal 56
On, for the testing current end (such as current acquisition cable) of external test facility to be fixed into current terminal 56.This causes
Testing current end can directly crimp battery electrode column, it is not necessary to the extra soldered conductive bar on battery.Spring 55 is socketed in terminal
Set 51 is towards one end of bottom plate 1 and current terminal 56 towards between one end of bottom plate 1, with more convenient by current terminal 56 and battery
Pole compresses.
Voltage spring probe 52 is along current terminal 56 axially across current terminal 56 and from the both ends of current terminal 56
It is exposed.By setting the elastomeric element of such as spring etc so that probe 52 also has towards one end of bottom plate inside terminal sleeve 51
Standby scalability, in order to which the pole with battery more closely contacts while does not influence the electrical connection of current terminal 56.Voltage bullet
The one end of spring probe 52 away from bottom plate 1 is used for the voltage tester end for connecting external test facility, such as voltage acquisition cable.Pass through
The structure of voltage spring probe 52 is set inside terminal sleeve 51, can with direct measurement cell voltage, avoid current terminal 56 with
Battery electrode column contacts the influence of internal resistance, ensure that voltage detecting precision.
When using the cell measuring clamp of the embodiment of the present disclosure, battery is placed on bottom plate 1 first, then moving beam
3, the handle and compression end 42 for keeping fast-holding pincers 4 above carry and are in relaxed state, adjust crossbeam 3 and conductive connection part 5, make
The pole and close, contact battery of voltage spring probe 52 and current terminal 56 the alignment battery of conductive connection part 5.Then lead to
Cross connector fixation assembly is fixed on column 2, such as realized admittedly by the positioning hole 21 on bolt 22 and column
It is fixed.The handle of fast-holding pincers 4 is pulled downwards to compress battery electrode column.Nut 53 on conductive connection part 5 is outwarded winding, accessed
The testing current terminal of outside Devices to test, access way can have many kinds, such as be socketed, spin, winding etc..Then revolve
Tight nut 53 is so that testing current terminal to be closely connected with conductive connection part 5.By the voltage tester terminal (example of external test facility
Such as voltage tester cable) one end of voltage spring probe 52 away from bottom plate 1 is connected to, to carry out voltage acquisition.So far complete
The fixation of battery and the connection with external test facility.Next battery can be carried out using external test facility mutually powered-down
Learn the test of characteristic.
Although above example central post 2, compressed part 4, the number of conductive connection part 5 are two, but the disclosure
Embodiment not limited to this, the number of column 2, compressed part 4 and conductive connection part 5 can arbitrarily be set as needed, such as can be with
One column, 2, compressed parts 3 and two conductive connection parts 5 are only set, 4 columns, 2, two and of compressed part 3 can also be set
4 conductive connection parts 5, etc., as long as alignment and the compression of battery electrode column can be realized.
Although fixation assembly is fixed on column 2 by above-described embodiment by positioning hole 21 and bolt 22, but
Embodiment of the disclosure not limited to this, fixation can be realized using any suitable connected mode.For example, can be by vertical
Multiple spacing catch are set on post 2 and corresponding protrusion is set on fixation assembly to realize the positioning of fixation assembly, or
The desired locations that can be fixed on fixation assembly by other fastenings on column 2.
In accordance with an embodiment of the present disclosure, by the way that fixation assembly is disposed relative into column slidably and can be fixed to vertical
On post, different battery sizes is can adapt to, application is more flexible.By the way that be arranged to crossbeam can be along the slide in column
And it is fixed on by connector on column, it is possible to achieve the coarse localization of fixture, and can further be compressed by compressed part
Battery.By setting the conductive connection part that can be slided along slide rail on crossbeam, the different pole positions of battery are on the one hand can adapt to
Put, on the other hand realize battery electrode column with being conductively connected by setting spring to be engaged with compressed part on conductive connection part
The close connection in portion, so as to meet high-current test demand.Carry out the electric current of connecting test equipment by using voltage spring probe
Cable is tested, the influence of internal resistance can be avoided contact with, ensures voltage detecting precision.
Preferred embodiment of the present disclosure is the foregoing is only, is not limited to the disclosure, for those skilled in the art
For, the disclosure can have various changes and change.All any modifications made within the spirit and principle of the disclosure, it is equal
Replace, improve etc., it should be included within the protection domain of the disclosure.
Claims (11)
- A kind of 1. cell measuring clamp, it is characterised in that including：Bottom plate；Column, it is fixed on bottom plate；It fixation assembly, can move up and down, and can be fixed on via connector on column relative to column, be located at bottom for compressing Battery on plate simultaneously electrically connects with battery.
- 2. cell measuring clamp according to claim 1, it is characterised in that the column is provided with chute, the fixation Assembly includes crossbeam, compressed part and conductive connection part, and the end of the crossbeam can slide up and down along the chute on the column；Institute State compressed part to be arranged on crossbeam, can be slided up and down along the chute on the column, and be able to can be fixed on via connector vertical On post；The crossbeam is provided with through hole, and through-hole surfaces are provided with slide rail, and the conductive connection part passes through the horizontal stroke via the through hole Beam and along the slide rail slidably.
- 3. battery clamp according to claim 2, wherein, the conductive connection part includes：Terminal sleeve, the terminal sleeve are provided with raised along the slide rail slidable first on crossbeam；Current terminal, axially penetrate through terminal sleeve；Voltage spring probe, axially penetrates through current terminal；Spring, it is socketed between one end of current terminal and terminal sleeve；AndNut, it is screwed in the other end of current terminal.
- 4. cell measuring clamp according to claim 2, it is characterised in that the through hole on the crossbeam is rectangular through-hole.
- 5. cell measuring clamp according to claim 3, it is characterised in that first projection is arranged on the phase of terminal sleeve To both sides, it is additionally provided with the crossbeam with the described first raised corresponding groove so that first projection can be via described recessed Groove enters the slide rail of crossbeam.
- 6. cell measuring clamp according to claim 2, it is characterised in that the column is provided with positioning hole, the company Fitting is bolt, and the compressed part is provided with slidable second projection of chute along the column, and can be via positioning spiral shell Bolt and positioning hole are fixed on the column.
- 7. cell measuring clamp according to claim 6, it is characterised in that the compressed part clamps for fast-holding, described Through crossbeam and being fixed on crossbeam, the handle end of the crimper is arranged to have second convex the compression end of fast-holding pincers Rise and can be fixed on via bolt and positioning hole on the column.
- 8. the cell measuring clamp according to any one of claim 2 to 7, it is characterised in that the number of the column is Two, the both ends of the crossbeam are separately positioned in the chute of the column.
- 9. the cell measuring clamp according to any one of claim 2 to 7, it is characterised in that the number of the compressed part For two, respectively positioned at the both ends of crossbeam.
- 10. the cell measuring clamp according to any one of claim 2 to 7, it is characterised in that the conductive connection part Number is two.
- 11. the cell measuring clamp according to any one of claim 2 to 7, it is characterised in that the crossbeam is by insulation material Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710751295.XA CN107515318A (en) | 2017-08-28 | 2017-08-28 | A kind of cell measuring clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710751295.XA CN107515318A (en) | 2017-08-28 | 2017-08-28 | A kind of cell measuring clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107515318A true CN107515318A (en) | 2017-12-26 |
Family
ID=60724292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710751295.XA Pending CN107515318A (en) | 2017-08-28 | 2017-08-28 | A kind of cell measuring clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107515318A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780097A (en) * | 2019-10-17 | 2020-02-11 | 深圳市精实机电科技有限公司 | Device for mounting probe assembly without screws in lithium battery formation and capacity grading equipment |
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| CN106597301A (en) * | 2016-11-24 | 2017-04-26 | 李莉 | Heavy current plane contact conductive device |
| CN207301116U (en) * | 2017-08-28 | 2018-05-01 | 北京普莱德新能源电池科技有限公司 | A kind of cell measuring clamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7626408B1 (en) * | 2005-02-03 | 2009-12-01 | KK Technologies, Inc. | Electrical spring probe |
| CN201569731U (en) * | 2009-12-01 | 2010-09-01 | 深圳市精实机电科技有限公司 | Clamp for battery test |
| CN104166069A (en) * | 2014-08-11 | 2014-11-26 | 深圳市巨兆数码有限公司 | Lithium ion battery short-circuit detection device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780097A (en) * | 2019-10-17 | 2020-02-11 | 深圳市精实机电科技有限公司 | Device for mounting probe assembly without screws in lithium battery formation and capacity grading equipment |
| CN110780097B (en) * | 2019-10-17 | 2021-08-10 | 深圳市精实机电科技有限公司 | Device for mounting probe assembly without screws in lithium battery formation and capacity grading equipment |
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