CN202351277U - Test probe for lithium battery - Google Patents
Test probe for lithium battery Download PDFInfo
- Publication number
- CN202351277U CN202351277U CN2011204433846U CN201120443384U CN202351277U CN 202351277 U CN202351277 U CN 202351277U CN 2011204433846 U CN2011204433846 U CN 2011204433846U CN 201120443384 U CN201120443384 U CN 201120443384U CN 202351277 U CN202351277 U CN 202351277U
- Authority
- CN
- China
- Prior art keywords
- probe
- guide pillar
- current
- copper sheathing
- ring
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model discloses a test probe for a lithium battery. The test probe includes a probe guide pole, a probe, a spacing retainer ring and a spring, and is characterized by further including an overcurrent probe mechanism arranged below the spacing retainer ring; the overcurrent probe mechanism includes a probe mounting copper sleeve and a plurality of current probe components; the probe mounting copper sleeve is sleeved on the outer side of the probe guide pole; an insulating sleeve is arranged between the probe mounting copper sleeve and the probe; a plurality of mounting holes are parallelly formed in the wall rim of the probe mounting copper sleeve and the central shaft of the probe guide pole; and one current probe component is installed in each mounting hole; each current probe component includes an adjusting spring and a current probe; and the bottom ends of the current probes and the probe are all positioned on the outer side of the wall rim of probe mounting copper sleeve. According to the utility model, the overcurrent probe mechanism is arranged on the periphery of the probe, so that current and voltage can be measured simultaneously, and the detection circuit is simplified, meanwhile, the overcurrent capability is improved as the plurality of current probes shunt the current.
Description
Technical field
The utility model relates to a kind of charging and discharging lithium battery testing appliance, is specifically related to a kind of lithium battery detecting probe.
Background technology
In the charging and discharging lithium battery testing process, need to measure the drainage and the voltage of battery plus-negative plate, the traditional hand operational method is use bolt or crocodile clip to connect, but measuring accuracy to be not good, the resistance value instability.The back uses probe to connect, and (CN201945609U), comprises probe body, limited post and spring like Chinese utility model disclosed " lithium battery probe anchor clamps "; Probe body one end is a syringe needle, and limited post is positioned at the middle part of probe body, and spring housing is contained in the bottom of probe body; One end of spring withstands on the syringe needle upper end; The other end withstands on the lower end of limited post, and spacing snap ring is installed in the upper end of said limited post, and said spacing snap ring is sleeved on the probe body.In use, the syringe needle of probe body bottom is connected with electrode, and superpotential is derived by the tips of probes lead-in wire, records superpotential.And the measurement of excess current then need record through another road probe or metal tube.
According to existing probe structure; Excess current and superpotential detection need be accomplished through the two-way metering circuit, and simultaneously, the spring pressure of excess current and voltage segment probe is all very little; Usually can only satisfy the ability of the following excess current of 6A, more and more can not adapt to the needs of lithium battery testing.
Summary of the invention
The goal of the invention of the utility model provides a kind of lithium battery detecting probe, through the improvement to structure, obtains the current/voltage value simultaneously, simplifies testing circuit, and has improved the ability of excess current, adapts to the needs of lithium battery testing.
For reaching the foregoing invention purpose, the technical scheme that the utility model adopts is: a kind of lithium battery detecting probe comprises probe guide pillar, spacing back-up ring and spring; Said spacing back-up ring is positioned at the middle part of said probe guide pillar; Said spring is positioned at the top of spacing back-up ring, and its bottom is butted on this spacing back-up ring, and the bottom of said probe guide pillar is provided with probe; Comprise the excess current probe mechanism that is arranged at said spacing back-up ring below; Said excess current probe mechanism by probe copper sheathing is installed and a plurality of current probe assembly constitutes, and said probe is installed copper sheathing and is sheathed on the said probe guide pillar outside, and probe is installed between copper sheathing and the said probe and is provided with insulation sleeve; Central axes with the probe guide pillar on the wall edge of said probe installation copper sheathing offers a plurality of mounting holes; One said current probe assembly is installed in each said mounting hole, and said current probe assembly is made up of regulating spring and current probe, and the top of said regulating spring is installed copper sheathing through screw and said probe and is connected; The regulating spring bottom is connected with said current probe, and the bottom of said current probe and said probe all is positioned at the outside that said probe is installed copper sheathing wall edge.
In the technique scheme; Said excess current probe mechanism is positioned at spacing back-up ring below; By probe copper sheathing is installed and is sheathed on outside the probe guide pillar, can connect fixingly through other modes such as screw threads, a plurality of current probe assemblies are arranged at probe and install in the copper sheathing; The quantity of current probe assembly and the diameter of each current probe satisfy the demand to Super-Current Measurement by the decision of excess current size.Said probe guide pillar below is provided with probe, promptly is positioned at the inboard that probe is installed copper sheathing, and probe is used to measure superpotential, is provided with insulation sleeve between probe and the current probe on every side, thereby realizes excess current and superpotential detection simultaneously.During use; Current probe and probe contact with waiting surveys battery electrode respectively in the lump, and the regulating spring on its top of current probe dependence is adjusted the contact position and the contact pressure of current probe bottom and electrode; Reduce contact resistance; Probe to voltage detecting then carries out the adjustment of contact pressure through the spring that is placed in the probe guide pillar outside, guarantees the stability of measured resistance value, improves the accuracy of measured value.
In the technique scheme, said probe guide pillar is axially arranged with through hole, and said probe is arranged at the bottom of said probe guide pillar through needle guard, and the voltage lead that is connected with probe is derived through said through hole.
In the technique scheme; Said probe guide pillar outer wall is stepped; The below of said spacing back-up ring is the miner diameter end of probe guide pillar; The outer wall of said miner diameter end is provided with screw thread, and said spacing back-up ring inner edge and said probe are installed copper sheathing top inner edge and be provided with internal thread, are threaded with said probe guide pillar miner diameter end respectively.
Further technical scheme does, said spacing back-up ring and said probe are installed copper sheathing and be structure as a whole.
Another kind of technical scheme does; Said probe guide pillar outer wall is stepped, and said spacing back-up ring is positioned at the step place, and with said probe guide pillar integrative-structure; The below of said spacing back-up ring is the miner diameter end of probe guide pillar; The outer wall of said miner diameter end is provided with screw thread, and said probe is installed copper sheathing top inner edge and is provided with internal thread, and said probe is installed copper sheathing and is threaded with said probe guide pillar miner diameter end.
In the technique scheme, said probe is installed in the copper sheathing and is provided with at least 3 current probe assemblies, is distributed in said probe with annular and installs on the wall edge of copper sheathing.
In the technique scheme, the pin end indention of said probe has the contact point that product a plurality of and to be measured contacts, and improves contact stabilization, reduces contact resistance.
Because the technique scheme utilization, the utility model compared with prior art has advantage:
1. the utility model is provided with probe copper sheathing is installed in the periphery of probe, and a plurality of current probe assemblies are arranged in the mounting hole that its edge wall axially offers, and probe is installed between copper sheathing and the probe insulation sleeve is set; When detecting; Superpotential is drawn through probe, and excess current is then drawn through current probe, realizes that over-voltage and over-current is measured in the lump; The simplified measurement circuit improves detection efficiency;
2. because excess current through a plurality of current probes shunting back acquisition detected value, thereby has improved the probe overcurrent capability, can reach more than the 10A, expand the detection usable range;
3. a plurality of current probes through being periphery around probe rely on the regulating spring of adjusting the current probe tail end, improve the contact stabilization of current probe and product to be measured, reduce contact resistance between current probe and probe and the electrode greatly, improve the precision of measuring.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 be Fig. 1 partly cut open synoptic diagram.
Wherein: 1, probe guide pillar; 2, spring; 3, spacing back-up ring; 4, screw; 5, regulating spring; 6, current probe; 7, probe; 8, needle guard; 9, insulation sleeve; 10, probe is installed copper sheathing; 11, voltage lead; 12, current feed.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Embodiment one: referring to shown in Figure 1; A kind of lithium battery detecting probe comprises probe guide pillar 1, excess current probe mechanism, spacing back-up ring 3 and spring 2, and said spacing back-up ring 3 is positioned at the middle part of said probe guide pillar 1; Said spring 2 is positioned at the top of spacing back-up ring 3; Its bottom is butted on this spacing back-up ring 3, and the bottom of said probe guide pillar 1 is provided with probe 7, and said excess current probe mechanism is arranged at said spacing back-up ring 3 belows; Said excess current probe mechanism by probe copper sheathing 10 is installed and 4 current probe assemblies constitute; Said probe is installed copper sheathing 10 and is sheathed on said probe guide pillar 1 outside, and probe is installed between copper sheathing 10 and the said probe 7 and is provided with insulation sleeve 9, and the central axes with the probe guide pillar on the wall edge of said probe installation copper sheathing 10 offers 4 mounting holes; Being distributed in said probe with annular installs on the wall edge of copper sheathing 10; One said current probe assembly is installed in each said mounting hole, and said current probe assembly is made up of regulating spring 5 and current probe 6, and the top of said regulating spring 5 is installed copper sheathing 10 through screw 4 and said probe and is connected; Regulating spring 5 bottoms are connected with said current probe 6, and the bottom of said current probe 6 and said probe 7 all is positioned at the outside that said probe is installed copper sheathing 10 wall edge.
As shown in Figure 2, said probe guide pillar 1 is axially arranged with through hole, and said probe 7 is arranged at the bottom of said probe guide pillar 1 through needle guard 8, said probe 7 pin end indentions, and the voltage lead 11 of tail end is derived through said through hole.Said probe guide pillar 1 outer wall is stepped; The below of said spacing back-up ring 3 is the miner diameter end of probe guide pillar 1; The outer wall of said miner diameter end is provided with screw thread; Said spacing back-up ring 3 inner edges and said probe are installed copper sheathing 10 top inner edges and are provided with internal thread, are threaded with said probe guide pillar 1 miner diameter end respectively.
In use; The serrate syringe needle of probe 7 pin ends is connected with the mesuring battary electrode, and contact pressure is regulated by the spring 2 that is placed on the probe guide pillar 1, and recording superpotential is derived by the voltage lead 11 of backshank; Current probe 6 around the probe 7 is connected with the mesuring battary electrode when probe 7 presses down in the lump; Contact pressure is by the regulating spring that is connected with each current probe 6 afterbody 5 adjustment, and the current feed 12 that the excess current warp that records is connected with probe guide pillar 1 is derived, thereby records superpotential and excess current.
Embodiment two: present embodiment is similar basically with embodiment one structure; Difference is: said probe guide pillar outer wall is stepped, and said spacing back-up ring is positioned at the step place, and with said probe guide pillar (also copper sheathing being installed) integrative-structure with probe; The below of said spacing back-up ring is the miner diameter end of probe guide pillar; The outer wall of said miner diameter end is provided with screw thread, and said probe is installed copper sheathing top inner edge and is provided with internal thread, and said probe is installed copper sheathing and is threaded with said probe guide pillar miner diameter end.
Claims (7)
1. lithium battery detecting probe; Comprise probe guide pillar, spacing back-up ring and spring, said spacing back-up ring is positioned at the middle part of said probe guide pillar, and said spring is positioned at the top of spacing back-up ring; Its bottom is butted on this spacing back-up ring; The bottom of said probe guide pillar is provided with probe, it is characterized in that: also comprise the excess current probe mechanism that is arranged at said spacing back-up ring below, said excess current probe mechanism by probe copper sheathing is installed and a plurality of current probe assembly constitutes; Said probe is installed copper sheathing and is sheathed on the said probe guide pillar outside; Probe is installed between copper sheathing and the said probe and is provided with insulation sleeve, and the central axes with the probe guide pillar on the wall edge of said probe installation copper sheathing offers a plurality of mounting holes, and a said current probe assembly is installed in each said mounting hole; Said current probe assembly is made up of regulating spring and current probe; The top of said regulating spring is installed copper sheathing through screw and said probe and is connected, and the regulating spring bottom is connected with said current probe, and the bottom of said current probe and said probe all is positioned at the outside that said probe is installed copper sheathing wall edge.
2. lithium battery detecting probe according to claim 1 is characterized in that: said probe guide pillar is axially arranged with through hole, and said probe is arranged at the bottom of said probe guide pillar through needle guard, and the voltage lead that is connected with probe is derived through said through hole.
3. lithium battery detecting probe according to claim 1; It is characterized in that: said probe guide pillar outer wall is stepped; The below of said spacing back-up ring is the miner diameter end of probe guide pillar; The outer wall of said miner diameter end is provided with screw thread, and said spacing back-up ring inner edge and said probe are installed copper sheathing top inner edge and be provided with internal thread, are threaded with said probe guide pillar miner diameter end respectively.
4. lithium battery detecting probe according to claim 3 is characterized in that: said spacing back-up ring and said probe are installed copper sheathing and are structure as a whole.
5. lithium battery detecting probe according to claim 1; It is characterized in that: said probe guide pillar outer wall is stepped, and said spacing back-up ring is positioned at the step place, and with said probe guide pillar integrative-structure; The below of said spacing back-up ring is the miner diameter end of probe guide pillar; The outer wall of said miner diameter end is provided with screw thread, and said probe is installed copper sheathing top inner edge and is provided with internal thread, and said probe is installed copper sheathing and is threaded with said probe guide pillar miner diameter end.
6. lithium battery detecting probe according to claim 1 is characterized in that: said probe is installed in the copper sheathing and is provided with at least 3 current probe assemblies, is distributed in said probe with annular and installs on the wall edge of copper sheathing.
7. lithium battery detecting probe according to claim 1 is characterized in that: the pin end indention of said probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204433846U CN202351277U (en) | 2011-11-10 | 2011-11-10 | Test probe for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204433846U CN202351277U (en) | 2011-11-10 | 2011-11-10 | Test probe for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202351277U true CN202351277U (en) | 2012-07-25 |
Family
ID=46540273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204433846U Expired - Lifetime CN202351277U (en) | 2011-11-10 | 2011-11-10 | Test probe for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202351277U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103076555A (en) * | 2013-02-07 | 2013-05-01 | 安拓锐高新测试技术（苏州）有限公司 | Testing needle frame for chip |
| CN103076469A (en) * | 2012-12-20 | 2013-05-01 | 上海恒动汽车电池有限公司 | Double-ended probe device |
| CN103076468A (en) * | 2012-12-20 | 2013-05-01 | 上海恒动汽车电池有限公司 | Probe device |
| CN104034965A (en) * | 2014-05-27 | 2014-09-10 | 上海富士施乐有限公司 | Measuring device and method for resistance and capacitance characteristics of paper |
| CN105044406A (en) * | 2015-08-28 | 2015-11-11 | 东莞市天元通金属科技有限公司 | Current probe |
| CN106468765A (en) * | 2015-08-17 | 2017-03-01 | 张超迥 | Electrical contact and test device |
| CN106645818A (en) * | 2016-12-13 | 2017-05-10 | 深圳市瑞能实业股份有限公司 | Large-current conductive device |
| CN106680543A (en) * | 2016-12-13 | 2017-05-17 | 深圳市瑞能实业股份有限公司 | Heavy current conductive device application method |
| CN107422242A (en) * | 2016-05-23 | 2017-12-01 | 北大方正集团有限公司 | The test device and method of a kind of VDMOS chip |
| CN107870253A (en) * | 2017-12-14 | 2018-04-03 | 昆山康信达光电有限公司 | A kind of eccentric structure voltage probe |
| CN108422168A (en) * | 2018-05-08 | 2018-08-21 | 广州隆控机电设备有限公司 | A kind of switching mechanism and stud orientation arrangement apparatus |
| CN112290099A (en) * | 2020-10-21 | 2021-01-29 | 芜湖泰伦特能源科技有限公司 | Lithium battery module electricity supplementing mechanism |
-
2011
- 2011-11-10 CN CN2011204433846U patent/CN202351277U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103076469A (en) * | 2012-12-20 | 2013-05-01 | 上海恒动汽车电池有限公司 | Double-ended probe device |
| CN103076468A (en) * | 2012-12-20 | 2013-05-01 | 上海恒动汽车电池有限公司 | Probe device |
| CN103076555A (en) * | 2013-02-07 | 2013-05-01 | 安拓锐高新测试技术（苏州）有限公司 | Testing needle frame for chip |
| CN104034965A (en) * | 2014-05-27 | 2014-09-10 | 上海富士施乐有限公司 | Measuring device and method for resistance and capacitance characteristics of paper |
| CN106468765A (en) * | 2015-08-17 | 2017-03-01 | 张超迥 | Electrical contact and test device |
| CN105044406A (en) * | 2015-08-28 | 2015-11-11 | 东莞市天元通金属科技有限公司 | Current probe |
| CN107422242A (en) * | 2016-05-23 | 2017-12-01 | 北大方正集团有限公司 | The test device and method of a kind of VDMOS chip |
| CN106645818A (en) * | 2016-12-13 | 2017-05-10 | 深圳市瑞能实业股份有限公司 | Large-current conductive device |
| CN106680543A (en) * | 2016-12-13 | 2017-05-17 | 深圳市瑞能实业股份有限公司 | Heavy current conductive device application method |
| CN106680543B (en) * | 2016-12-13 | 2019-11-29 | 深圳市瑞能实业股份有限公司 | The application method of conducting heavy current device |
| CN107870253A (en) * | 2017-12-14 | 2018-04-03 | 昆山康信达光电有限公司 | A kind of eccentric structure voltage probe |
| CN108422168A (en) * | 2018-05-08 | 2018-08-21 | 广州隆控机电设备有限公司 | A kind of switching mechanism and stud orientation arrangement apparatus |
| CN112290099A (en) * | 2020-10-21 | 2021-01-29 | 芜湖泰伦特能源科技有限公司 | Lithium battery module electricity supplementing mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202351277U (en) | Test probe for lithium battery | |
| CN105044406B (en) | Current probe | |
| CN204287257U (en) | A kind of Multi-point contact type shell fragment type probe assembly | |
| CN110703136A (en) | Live detection device and method for leakage current of insulator of power transmission line | |
| CN203422437U (en) | Pincer-like live-line tester for leakage current of zinc oxide arrester | |
| CN201464577U (en) | Electric field strength acquisition device and fault detection device for composite insulator | |
| CN209198510U (en) | A kind of checking of great current ring-shaped probe | |
| CN203870209U (en) | Spark gap high voltage detector | |
| CN106226705A (en) | A kind of lead-acid battery electrode potentiometric detection method | |
| CN208239182U (en) | A kind of static state partition tester | |
| CN101581684A (en) | Inserting type moisture sensor | |
| CN208921756U (en) | A kind of checking of great current probe | |
| CN208921755U (en) | A kind of checking of great current probe | |
| CN208043974U (en) | A kind of Dielectric Tester calibrating installation | |
| CN203259632U (en) | Testing apparatus for modular lithium battery | |
| CN209167509U (en) | A kind of battery mass test device | |
| CN109374161B (en) | Tension acquisition device for superconducting magnet pull rod | |
| CN208419859U (en) | A kind of sensor fastening device for tubular Hydropower Unit narrow space | |
| CN106338230A (en) | Lead-acid storage battery terminal taper detection method | |
| CN206891373U (en) | A kind of bridge vertical displacement test system | |
| CN205786989U (en) | A kind of insulator null value high-precision detection device | |
| CN104820118A (en) | Battery detection probe | |
| CN207636728U (en) | A kind of dc-battery internal resistance Acquisition Instrument of simplified four-wire method | |
| CN202741437U (en) | Roll gap test sensor for cold mill | |
| CN202443068U (en) | Static impedance tester for positive powder materials of cobalt-overlapped type spherical nickel hydroxide |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 215153 Suzhou high tech Zone, Jiangsu city science and technology, Jinsha River Road, No. 181 Patentee after: Phylion battery Limited by Share Ltd Address before: Suzhou City, Jiangsu province 215011 Suzhou District No. 81 Xiangyang Road Patentee before: Suzhou Phylion Battery Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120725 |