CN207301116U - A kind of cell measuring clamp - Google Patents

A kind of cell measuring clamp Download PDF

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Publication number
CN207301116U
CN207301116U CN201721089970.9U CN201721089970U CN207301116U CN 207301116 U CN207301116 U CN 207301116U CN 201721089970 U CN201721089970 U CN 201721089970U CN 207301116 U CN207301116 U CN 207301116U
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China
Prior art keywords
column
crossbeam
cell measuring
measuring clamp
clamp according
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Application number
CN201721089970.9U
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Chinese (zh)
Inventor
刘耕
曹章成
曾纪良
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Beijing Pride New Energy Battery Co Ltd
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Beijing Pride New Energy Battery Co Ltd
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Priority to CN201721089970.9U priority Critical patent/CN207301116U/en
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  • Measuring Leads Or Probes (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

A kind of cell measuring clamp, including:Bottom plate;Column, is fixed on bottom plate;Fixation assembly, can move up and down relative to column, and can be fixed on via connector on column, for compressing the battery on bottom plate and being electrically connected with battery.By the way that fixation assembly is disposed relative to column slidably and can be fixed on column, different battery sizes is can adapt to, application is more flexible.

Description

A kind of cell measuring clamp
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.Since the structure difference of battery electrode column makes It is different to obtain its connection 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, 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 is simultaneously electrically connected with battery.
Preferably, the column is equipped with sliding slot, 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 sliding slot on the column;The compressed part is arranged on crossbeam, along the column Sliding slot can slide up and down, and can be fixed on via connector on column;The crossbeam is equipped with through hole, and through-hole surfaces are set Have a slide, the conductive connection part via the through hole through the crossbeam and along the slide slidably.
Preferably, the conductive connection part includes:Terminal sleeve, the terminal sleeve are equipped with along the slide on crossbeam slidably It is first raised;Current terminal, axially penetrates through terminal sleeve;Voltage spring probe, axially penetrates through current terminal;Spring, 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 protrusion 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 protrusion can enter the slide of crossbeam via the groove.
Preferably, the column is equipped with location hole, and the connector is positioning bolt, and the compressed part is equipped with along described The sliding slot slidable second of column is raised, and can be fixed on via positioning bolt and location 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 protrusion and can be fixed on via positioning bolt and location hole On the column.
Preferably, the number of the column is two, and the both ends of the crossbeam are separately positioned in the sliding slot 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 of insulating materials.
In accordance with an embodiment of the present disclosure, by the way that fixation assembly is disposed relative to column slidably and can be fixed to vertical On column, different battery sizes is can adapt to, application is more flexible.By the way that crossbeam is arranged to slide along the sliding slot 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 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, ensure that voltage acquisition precision.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the embodiment of the present disclosure, simple be situated between will be made to the attached drawing of embodiment below Continue, it should be apparent that, the attached 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 bottom 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 Attached drawing, clear, complete description is carried out to the technical solution of the embodiment of the present disclosure.Obvious described embodiment is the disclosure Part of the embodiment, instead of all the embodiments.Based on described embodiment of the disclosure, ordinary skill people Member's all other embodiments 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 ruler 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 suitable for 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 Column 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 It is 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 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 connection 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 be bolted, rivet 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 Multiple location holes 21 along the axial alignment of column 2 and the axially extending sliding slot 23 along column 2.
Crossbeam 3 is made of insulating materials, and both ends set in the sliding slot 23 of two columns 2 and can be slided along sliding slot 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 sliding slot 23 22 are fixed on column 2, and the other end is fixed on crossbeam 3.Connector 22 can be the location hole on positioning 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 is arranged to can to slide along sliding slot 23 (such as with can be along the bulge-structure that sliding slot slides (in figure not Show)) and can be fixed on via positioning bolt 22 and location 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 3 both ends of crossbeam.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.Compressed by the coarse localization of crossbeam 3 and the further of compressed part 4 so that battery is surveyed Examination fixture can adapt to various various sizes of batteries.
Crossbeam 3 is equipped with through hole 31, and 31 surface of through hole is equipped with slide 32.Conductive connection part 5 passes through crossbeam 3 via through hole 31 And along slide 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 equipped with protrusion 54.Protrusion 54 along the slide 32 on crossbeam 3 slidably.In the present embodiment, through hole 31 be rectangular through-hole, and protrusion 54 can be arranged on on the rectangular component 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, protrusion 54 is arranged to halfpace Structure, slide 32 are arranged accordingly to and raised 54 matched structures.Certainly, embodiment of the disclosure not limited to this, protrusion 54 Number, structure and its can arbitrarily be set as needed with 51 connection mode of terminal sleeve.For example, protrusion 54 can for example be set The fin with any suitable shape positioned at 51 both sides of terminal sleeve is counted into, as long as can be slided along the slide 32 on 31 surface of through hole .Shape, size and the structure of through hole 31 can also arbitrarily be set as needed, such as adapt to the protrusion 54 in terminal sleeve 51 And its structure of connecting component is set.In addition, at the middle part of crossbeam 3, be additionally provided with side of the slide 32 away from bottom plate two that This opposite groove 33.The design of groove 33 is the slide in order to enable the protrusion 54 on conductive connection part 5 to be placed into crossbeam 3 In 32.In the present embodiment, the quantity of groove 33, be sized and configured to 54 match with protrusion, in order to be conductively connected Portion 5, which can be placed in through hole 31, makes protrusion 54 be engaged with slide 32.By setting protrusion 54 and slide 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 51 both ends of terminal sleeve.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 to 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 52 structure of voltage spring probe is set inside terminal sleeve 51, can directly measure 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 location hole 21 on positioning 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 unscrewed, is accessed The testing current terminal of exterior Devices to test, access way can have many kinds, such as be socketed, be screwed on, winding etc..Then revolve Tight nut 53 is 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 3 and of compressed part 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 location hole 21 and positioning bolt 22, but Embodiment of the disclosure not limited to this, can realize fixation using any suitable connection mode.For example, can be by vertical Multiple spacing catch are set on column 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 to column slidably and can be fixed to vertical On column, different battery sizes is can adapt to, application is more flexible.By the way that crossbeam is arranged to slide along the sliding slot 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 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.
The foregoing is merely preferred embodiment of the present disclosure, is not limited to the disclosure, for those skilled in the art For, the disclosure can have various modifications and changes.All any modifications made within the spirit and principle of the disclosure, be equal Replace, improve etc., it should be included within the protection domain of the disclosure.

Claims (11)

  1. A kind of 1. cell measuring clamp, it is characterised in that including:
    Bottom plate;
    Column, is fixed on bottom plate;
    Fixation assembly, can move up and down relative to column, and can be fixed on via connector on column, be located at bottom for compressing Battery on plate is simultaneously electrically connected with battery.
  2. 2. cell measuring clamp according to claim 1, it is characterised in that the column is equipped with sliding slot, the fixation Assembly includes crossbeam, compressed part and conductive connection part, and the end of the crossbeam can be slided up and down along the sliding slot on the column;Institute State compressed part to be arranged on crossbeam, can be slided up and down along the sliding slot on the column, and be able to can be fixed on via connector vertical On column;The crossbeam is equipped with through hole, and through-hole surfaces are equipped with slide, and the conductive connection part passes through the horizontal stroke via the through hole Beam and along the slide slidably.
  3. 3. cell measuring clamp according to claim 2, wherein, the conductive connection part includes:
    Terminal sleeve, the terminal sleeve are equipped with raised along the slide slidable first on crossbeam;
    Current terminal, axially penetrates through terminal sleeve;
    Voltage spring probe, axially penetrates through current terminal;
    Spring, is socketed between one end of current terminal and terminal sleeve;And
    Nut, is screwed in the other end of current terminal.
  4. 4. cell measuring clamp according to claim 2, it is characterised in that the through hole on the crossbeam is rectangular through-hole.
  5. 5. cell measuring clamp according to claim 3, it is characterised in that first protrusion 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 protrusion can be via described recessed Groove enters the slide of crossbeam.
  6. 6. cell measuring clamp according to claim 2, it is characterised in that the column is equipped with location hole, the company Fitting is positioning bolt, and the compressed part is equipped with slidable second protrusion of sliding slot along the column, and can be via positioning spiral shell Bolt and location hole are fixed on the column.
  7. 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 positioning bolt and location hole on the column.
  8. 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 sliding slot of the column.
  9. 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. 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. 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.
CN201721089970.9U 2017-08-28 2017-08-28 A kind of cell measuring clamp Active CN207301116U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721089970.9U CN207301116U (en) 2017-08-28 2017-08-28 A kind of cell measuring clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721089970.9U CN207301116U (en) 2017-08-28 2017-08-28 A kind of cell measuring clamp

Publications (1)

Publication Number Publication Date
CN207301116U true CN207301116U (en) 2018-05-01

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107515318A (en) * 2017-08-28 2017-12-26 北京普莱德新能源电池科技有限公司 A kind of cell measuring clamp
CN109813507A (en) * 2019-01-30 2019-05-28 无锡格林司通自动化设备有限公司 A kind of flexible-packed battery leak test method and mechanism
TWI844136B (en) * 2022-10-14 2024-06-01 榮昌科技股份有限公司 Self-adjustable testing device and testing joint thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107515318A (en) * 2017-08-28 2017-12-26 北京普莱德新能源电池科技有限公司 A kind of cell measuring clamp
CN109813507A (en) * 2019-01-30 2019-05-28 无锡格林司通自动化设备有限公司 A kind of flexible-packed battery leak test method and mechanism
CN109813507B (en) * 2019-01-30 2024-06-11 无锡格林司通自动化设备股份有限公司 Soft package battery leakage inspection method and mechanism
TWI844136B (en) * 2022-10-14 2024-06-01 榮昌科技股份有限公司 Self-adjustable testing device and testing joint thereof

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