CN115184655A - Concentric battery detection probe - Google Patents

Concentric battery detection probe Download PDF

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Publication number
CN115184655A
CN115184655A CN202210923033.8A CN202210923033A CN115184655A CN 115184655 A CN115184655 A CN 115184655A CN 202210923033 A CN202210923033 A CN 202210923033A CN 115184655 A CN115184655 A CN 115184655A
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CN
China
Prior art keywords
pin
current
current pin
voltage
needle
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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
Application number
CN202210923033.8A
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Chinese (zh)
Inventor
陈晓亮
廖飞飞
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Dongguan Yingzhibao Electronic Technology Co ltd
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Dongguan Yingzhibao Electronic Technology Co ltd
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Publication date
Application filed by Dongguan Yingzhibao Electronic Technology Co ltd filed Critical Dongguan Yingzhibao Electronic Technology Co ltd
Priority to CN202210923033.8A priority Critical patent/CN115184655A/en
Publication of CN115184655A publication Critical patent/CN115184655A/en
Pending legal-status Critical Current

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    • 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
    • G01R1/06—Measuring leads; Measuring probes
    • G01R1/067—Measuring probes
    • G01R1/073—Multiple probes
    • G01R1/07307—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card
    • G01R1/07357—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card with flexible bodies, e.g. buckling beams
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/385—Arrangements for measuring battery or accumulator variables
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Leads Or Probes (AREA)

Abstract

The invention provides a concentric battery detection probe, comprising: the mounting seat is provided with an inner cavity; the first current needle is arranged in the inner cavity, and a first through hole is formed in the first current needle; the first voltage pin is arranged in the first through hole in an insulating mode, and one end of the first voltage pin penetrates through the mounting seat; the second current pin is coaxially arranged with the first current pin, one end of the second current pin penetrates through the mounting seat, and the other end of the second current pin penetrates through the first current pin; and the second voltage pin is arranged on the axis of the second current pin in an insulating way and penetrates through the second current pin along the axis. The novel battery charging and discharging device is in contact with one pole of the novel battery through the first current pin and the first voltage pin, the second current pin and the second voltage pin are in contact with the other pole of the novel battery, and the positive pole and the negative pole of the novel battery are tested simultaneously, so that the novel battery charging and discharging device is more convenient to adapt to the requirements of charging and discharging the novel battery.

Description

Concentric battery detection probe
Technical Field
The invention relates to the technical field of electronic testing, in particular to a concentric battery detection probe.
Background
Before series welding of the battery pieces, the whole number detection and classification must be carried out, and how to quickly and accurately detect the electrical performance of the battery pieces is a very important process, so that the final performance index of the battery assembly is influenced, and the detection efficiency is also directly influenced.
The probe is applied to one kind of test connection electronic element in the electronic test, manufacturers usually adopt the probe to test the electrical property of the battery piece, at present, the positive and negative poles of the existing battery are generally respectively at the head and the tail of the battery, so the positive and negative probes corresponding to the charging and discharging machine are distributed above and below the charging and discharging machine; however, for the novel battery with the same end leading out the positive electrode and the negative electrode, the positive electrode and the negative electrode of the battery are generally tested in sequence by adopting a battery probe, so that the problems of inconvenience in testing and long time consumption are caused, and the original probe structure can not adapt to the requirements of the novel battery for charging and discharging.
In view of the above, it is necessary to provide a technical solution to the above problems.
Disclosure of Invention
The invention aims to: the utility model provides a concentric battery test probe, solves foretell probe structure to the inconvenient problem of novel battery test.
In order to achieve the purpose, the invention adopts the following technical scheme:
a concentric cell detection probe, comprising:
the mounting seat is provided with an inner cavity;
the first current needle is arranged in the inner cavity, and a first through hole is formed in the first current needle;
the first voltage pin is arranged in the first through hole in an insulating mode, and one end of the first voltage pin penetrates through the mounting seat;
the second current pin is coaxially arranged with the first current pin, one end of the second current pin penetrates through the mounting seat, and the other end of the second current pin penetrates through the first current pin;
and the second voltage pin is arranged on the axis of the second current pin in an insulating way and penetrates through the second current pin along the axis.
As an improvement of the concentric battery detection probe, a guide piece is arranged between the first current needle and the second current needle, and the guide piece is sleeved outside the second current needle.
As an improvement of the concentric battery detection probe, the concentric battery detection probe further comprises a first spring, a second spring, a third spring and a fourth spring, wherein the first spring is arranged between the first current pin and the mounting seat, the second spring is arranged between the first voltage pin and the mounting seat, the third spring is arranged between the guide piece and the second current pin, and the fifth spring is arranged between the second current pin and the second voltage pin in an insulating manner.
As an improvement of the concentric battery detection probe, the guide piece comprises an upper guide sleeve and a lower guide sleeve, the lower guide sleeve slides in the upper guide sleeve, the upper guide sleeve is connected with one end of the third spring, and a fifth spring is arranged between the lower guide sleeve and the upper guide sleeve.
As an improvement of the concentric battery detection probe, a copper column is arranged on the first current needle, the copper column penetrates through the mounting seat, and a first spring is wound on the copper column.
As an improvement of the concentric battery detection probe, the copper columns are provided with a plurality of copper columns, and a first connecting plate is arranged between the outer ends of the copper columns.
As an improvement of the concentric battery detection probe, the bottom parts of the first current pin and the second current pin are positioned at the same horizontal height, and the first voltage pin protrudes downwards along the first through hole and is positioned at the same horizontal height as the second voltage pin.
As an improvement of the concentric battery detection probe, a plurality of bulges are arranged at the bottoms of the first current pin, the first voltage pin, the second current pin and the second voltage pin.
As an improvement of the concentric battery detection probe, the second current pin comprises a second substrate and a second contact part, and the second contact part is detachably connected to the lower end of the second substrate.
As an improvement of the concentric battery detection probe, a sinking platform is arranged outside the second contact part and is in clamping fit with the guide piece.
Compared with the prior art, the invention has the beneficial effects that:
1) The first current needle, the first voltage needle, the second current needle and the second voltage needle are coaxial, so that the first current needle and the second current needle can be ensured to be in correct charging and discharging positions.
2) The invention can simultaneously lead the pressure degrees of the first current needle and the second current needle to be equal under the simultaneous stress through the mounting seat, thereby effectively reducing the error of test data and greatly improving the test effect.
3) At the in-process that carries out capability test to novel battery, owing to go up the uide bushing and the setting of uide bushing down, can be better lead to second electric current needle, further guaranteed that second electric current needle can guarantee to be in exact charge-discharge position, also complete separate first electric current needle and second electric current needle.
Drawings
Fig. 1 is a schematic perspective view of a concentric battery detection probe according to the present invention.
Fig. 2 is a schematic perspective view of a concentric battery inspection probe according to a second embodiment of the present invention.
FIG. 3 is one of the cross-sectional views of a concentric battery test probe according to the present invention.
Fig. 4 is a second cross-sectional view of a concentric battery test probe according to the present invention.
In the figure: 1-mounting seat, 2-first current pin, 201-first base body, 202-first contact, 3-first voltage pin, 4-first spring, 5-second spring, 6-second current pin, 601-second base body, 602-second contact, 7-second voltage pin, 8-third spring, 9-fourth spring, 10-guide, 1001-upper guide sleeve, 1002-lower guide sleeve, 1003-fifth spring, 11-copper column, 12-first connecting plate, 13-second connecting plate, 14-protrusion, 15-first insulating sleeve, 16-first insulating block, 17-second insulating sleeve, 18-second insulating block.
Detailed Description
In order to make the technical solutions and advantages of the present invention clearer, the present invention and its advantages will be described in further detail below with reference to the following detailed description and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
As shown in fig. 1, 2, 3 and 4, a concentric battery detection probe includes a mounting base 1, a first current pin 2, a first voltage pin 3, a second current pin 6 and a second voltage pin 7, where the mounting base 1 is formed with an inner cavity, the first current pin 2 is disposed in the inner cavity, the first current pin 2 is provided with a first through hole, the first voltage pin 3 is disposed in the first through hole in an insulating manner, one end of the first voltage pin 3 passes through the mounting base 1, the second current pin 6 is disposed coaxially with the first current pin 2, one end of the second current pin 6 passes through the mounting base 1, the other end of the second current pin passes through the first current pin 2, the second voltage pin 7 is disposed in an insulating manner on an axis of the second current pin 6, and the second voltage pin 7 passes through the second current pin 6 along the axis.
Specifically, the first current pin 2 is slidably disposed in the inner cavity and attached to the inner cavity, the first current pin 2 is annular, two first through holes are symmetrically disposed on the first current pin 2, the first through holes are vertical, a first insulating sleeve 15 is disposed in each first through hole, the first voltage pin 3 slides in the insulating sleeve, two first insulating blocks 16 are disposed on each first voltage pin 3, the two first insulating blocks 16 are vertically distributed on the first voltage pin 3, each first insulating block 16 is cylindrical with a large upper end and a small lower end, the diameter of the upper end is larger than that of each first through hole, the upper ends of the two first insulating blocks 16 are respectively located on the upper surfaces of the first current pin 2 and the mounting base 1, the second current pin 6 is also annular, be provided with the insulating cover 17 of second in the second current needle 6, second voltage needle 7 slides in the insulating cover 17 of second, second voltage needle 7 is coaxial with second current needle 6, be provided with two second insulating blocks 18 that the shape differs on second voltage needle 7, two second insulating blocks 18 distribute respectively in the upper and lower both ends of second voltage needle 7, be used for separating second current needle 6 and second voltage needle 7, two second insulating blocks 18 all with second current needle 6 inner wall sliding connection, first current needle 2, first voltage needle 3, second current needle 6 and second voltage needle 7 are coaxial, second voltage needle 7 is the voltage needle, the area that second piece formula voltage needle 7 and novel battery contacted has been increaseed, the test effect has been improved.
According to the novel battery charging and discharging device, the first current needle 2 and the first voltage needle 3 are in contact with one pole of a novel battery, the second current needle 6 and the second voltage needle 7 are in contact with the other pole of the novel battery, and meanwhile, the positive pole and the negative pole of the novel battery are charged, discharged or sampled, so that the requirements of the novel battery on charging and discharging are met more conveniently, and the first current needle 2, the first voltage needle 3, the second current needle 6 and the second voltage needle 7 are coaxial, so that the first current needle 2 and the second current needle 6 can be ensured to be in correct charging and discharging positions.
More preferably, a guide 10 is disposed between the first current pin 2 and the second current pin 6, and the guide 10 is sleeved outside the second current pin 6. Specifically, guide 10 is insulating guide 10, and when first electric current needle 2, first voltage needle 3, second electric current needle 6 and second voltage needle 7 carried out charge-discharge or sample to novel battery, there was the setting of guide 10, can guarantee that second electric current needle 6 can not be off-centre, further guarantees that second electric current needle 6 is in the correct position of charging, has better test effect.
More preferably, the current transformer further comprises a first spring 4, a second spring 5, a third spring 8 and a fourth spring 9, wherein the first spring 4 is arranged between the first current pin 2 and the mounting seat 1, the second spring 5 is arranged between the first voltage pin 3 and the mounting seat 1, the third spring 8 is arranged between the guide 10 and the second current pin 6, and the fourth spring 9 is arranged between the second current pin 6 and the second voltage pin 7 in an insulating way. Specifically, a plurality of mounting holes are arranged on the mounting seat 1, the probe is mounted on a testing device through the mounting holes, when the novel battery needs to be charged or discharged or sampled, the probe is moved to the position above the polar position of the novel battery, the testing device drives the whole probe to move downwards through the mounting seat 1 until the first voltage pin 3 and the second voltage pin 7 are simultaneously contacted with the two poles of the novel battery, then the mounting seat 1 drives the first current pin 2 and the second current pin 6 to continue to move downwards, the second spring 5 and the fourth spring 9 are compressed, then the first current pin 2 and the second current pin 6 are also contacted with the two poles of the novel battery, the mounting seat 1 continues to move downwards for a section and then stops, the first spring 4 and the third spring 8 are compressed, make first current needle 2, first voltage needle 3, second current needle 6 and second voltage needle 7 all with the two poles of the earth in close contact with of novel battery, test equipment uploads the test data of novel battery afterwards, after the test, test equipment drives mount pad 1 and upwards removes, first current needle 2, first voltage needle 3, second current needle 6 and second voltage needle 7 all upwards remove and reset, first spring 4, second spring 5, third spring and fourth spring 9 reset by in the elasticity, reach the purpose to the simultaneous contact test of novel battery with the end two poles of the earth, the effect of automatic re-setting has also been tested, and mount pad 1 can make first pole current needle and second current needle 6 atress simultaneously down the pressure degree equal simultaneously, with this effectual error that reduces the test data, the test effect has been improved greatly.
More preferably, the guide 10 includes an upper guide sleeve 1001 and a lower guide sleeve 1002, the lower guide sleeve 1002 slides in the upper guide sleeve 1001, the upper guide sleeve 1001 is connected to one end of the third spring 8, and a fifth spring 1003 is disposed between the lower guide sleeve 1002 and the upper guide sleeve 1001. Specifically, fifth spring 1003 winds on uide bushing 1002 down, go up uide bushing 1001 and open have with uide bushing 1002 upper end complex spout down, uide bushing 1002 slides in the spout down, when the electrode contact of second voltage needle 7 with novel battery, the lower extreme of uide bushing 1002 also contacts with novel battery's electrode down, uide bushing 1002 is along with the same rebound of second voltage needle 7 down afterwards, fifth spring 1003 is compressed, make uide bushing 1002 not influence the test to novel battery down, also guaranteed simultaneously when testing novel battery, go up uide bushing 1001 and uide bushing 1002 can be better lead to second current needle 6 down, also completely separate first current needle 2 and second current needle 6.
More preferably, the first current pin 2 is provided with a copper pillar 11, the copper pillar 11 penetrates through the mounting seat 1, and the first spring 4 is wound on the copper pillar 11. Specifically, copper post 11 is provided with four, copper post 11 and 2 threaded connection of first electric current needle, and the upper end of copper post 11 is provided with the nut, prevents through the nut that copper post 11 from rocking downwards.
More preferably, the copper pillar 11 is provided in plurality, and the first connection plate 12 is provided between the outer ends of the copper pillar 11. Specifically, the first connecting plate 12 can be electrically connected with the test equipment as the output end of the first current pin 2, the upper end of the second current pin 6 is fixedly connected with the second connecting plate 13 through a nut, and the second connecting plate 13 is electrically connected with the test equipment as the output end of the second current pin 6.
More preferably, the first current pin 2 and the second current pin 6 are located at the same level at the bottom, and the first voltage pin 3 protrudes downward along the first through hole and is located at the same level as the second voltage pin 7.
More preferably, the bottoms of the first current pin 2, the first voltage pin 3, the second current pin 6 and the second voltage pin 7 are provided with a plurality of protrusions 14, and the protrusions 14 are used for providing electrical connection when the battery is subjected to an electrical performance test.
More preferably, the second current pin 6 includes a second base 601 and a second contact portion 602, and the second contact portion 602 is detachably connected to a lower end of the second base 601. Specifically, second contact site 602 and second base member 601 threaded connection, first electric current needle 2 includes first base member 201 and first contact site 202, and second contact site 602 threaded connection is at second base member 601 lower extreme, and second contact site 602 and first contact site 202 are for dismantling, can directly dismantle the change to it when first electric current needle 2 or second electric current needle 6 damage, need not to dismantle whole module to manpower and materials have been saved.
More preferably, the second contact portion 602 is externally provided with a counter, and the counter is snap-fitted with the guide 10. Specifically, lower uide bushing 1002 and the cooperation of sinking the platform contact prevent that lower uide bushing 1002 is protruding downwards for even lower uide bushing 1002 moves upwards simultaneously along with second voltage needle 7, because the setting of sinking the platform, lower uide bushing 1002 still laminates with second current needle 6, leads it.
Variations and modifications to the above-described embodiments may also occur to those skilled in the art, which fall within the scope of the invention as disclosed and taught herein. Therefore, the present invention is not limited to the above-mentioned embodiments, and any obvious modifications, substitutions or alterations based on the present invention will fall within the protection scope of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (10)

1. A concentric battery test probe, comprising:
the mounting seat is provided with an inner cavity;
the first current needle is arranged in the inner cavity, and a first through hole is formed in the first current needle;
the first voltage pin is arranged in the first through hole in an insulating mode, and one end of the first voltage pin penetrates through the mounting seat;
the second current pin is coaxially arranged with the first current pin, one end of the second current pin penetrates through the mounting seat, and the other end of the second current pin penetrates through the first current pin;
and the second voltage pin is arranged on the axis of the second current pin in an insulating way and penetrates through the second current pin along the axis.
2. The concentric battery test probe as recited in claim 1 wherein a guide is disposed between the first current pin and the second current pin, the guide being externally received by the second current pin.
3. The concentric battery test probe as recited in claim 2 further comprising a first spring disposed between the first current pin and the mounting block, a second spring disposed between the first voltage pin and the mounting block, a third spring disposed between the guide and the second current pin, and a fourth spring disposed between the second current pin and the second voltage pin in an insulated manner.
4. The concentric battery test probe of claim 2, wherein the guide member comprises an upper guide sleeve and a lower guide sleeve, the lower guide sleeve slides in the upper guide sleeve, the upper guide sleeve is connected with one end of the third spring, and a fifth spring is arranged between the lower guide sleeve and the upper guide sleeve.
5. The concentric battery test probe as claimed in claim 3, wherein the first current pin is provided with a copper post, the copper post passes through the mounting seat, and the first spring is wound on the copper post.
6. The concentric battery test probe as claimed in claim 5, wherein the copper pillars are provided in plurality, and a first connecting plate is provided between outer ends of the copper pillars.
7. The concentric battery test probe as claimed in claim 1, wherein the first current pin and the second current pin are located at the same level, and the first voltage pin protrudes downward along the first through hole and is located at the same level as the second voltage pin.
8. The concentric battery test probe as claimed in claim 1, wherein the first current pin, the first voltage pin, the second current pin and the second voltage pin are provided with protrusions at the bottom.
9. The concentric cell detection probe of claim 2, wherein the second current pin comprises a second base and a second contact portion, the second contact portion being removably attached to a lower end of the second base.
10. The concentric battery test probe of claim 9, wherein a sinking platform is provided outside the second contact portion, and the sinking platform is snap-fitted to the guide member.
CN202210923033.8A 2022-08-02 2022-08-02 Concentric battery detection probe Pending CN115184655A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210923033.8A CN115184655A (en) 2022-08-02 2022-08-02 Concentric battery detection probe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210923033.8A CN115184655A (en) 2022-08-02 2022-08-02 Concentric battery detection probe

Publications (1)

Publication Number Publication Date
CN115184655A true CN115184655A (en) 2022-10-14

Family

ID=83521165

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210923033.8A Pending CN115184655A (en) 2022-08-02 2022-08-02 Concentric battery detection probe

Country Status (1)

Country Link
CN (1) CN115184655A (en)

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