CN108646075A - A kind of high current probe unit - Google Patents
A kind of high current probe unit Download PDFInfo
- Publication number
- CN108646075A CN108646075A CN201810235130.1A CN201810235130A CN108646075A CN 108646075 A CN108646075 A CN 108646075A CN 201810235130 A CN201810235130 A CN 201810235130A CN 108646075 A CN108646075 A CN 108646075A
- Authority
- CN
- China
- Prior art keywords
- electric current
- needle
- current needle
- fixing piece
- nut
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
-
- 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
Abstract
A kind of high current probe unit, including probe fixing piece, electric current needle, voltage needle, spring and nut assembly, probe fixing piece are insulator, and probe fixing piece has the installation through-hole passed through for electric current needle lower end；Electric current needle is the cylindrical-shaped structure with axially extending bore, and electric current needle upper surface is the flute profile contact surface that can be contacted with battery pole ear, and the lower end of electric current needle is spirally connected nut assembly after running through from the installation through-hole of probe fixing piece；Spring pocket is outside electric current needle, and spring upper end is against on electric current needle flute profile contact surface, and lower end is against on the top convex shoulder of probe fixing piece；Voltage needle is inserted into the axially extending bore of electric current needle, and the upper end of voltage needle has at least one tip-like structure upwardly extended, voltage needle lower end connecting terminal, electric current needle lower end connecting terminal difference respective wire be electrically connected with power-supply device.Present invention has the advantages that：Replacement operation is convenient, crimping reliability is high, contact resistance is small, is suitable for cylindrical or square lithium ion power battery charging/discharging apparatus uses.
Description
Technical field
The present invention relates to a kind of high current probe units.
Background technology
High current probe basic components important in being cylindrical or square lithium-ion power battery chemical conversion and partial volume equipment,
It is made of a column type electric current needle and a voltage needle.It can be the case where not damaging battery pole ear surface and conveniently clamping
Under, realize being reliably connected between battery pole ear and charge and discharge power supply.
Invention content
In order to solve to remodel existing for existing apparatus it is inconvenient, cost-effective hinder battery pole ear surface, contact resistance is big the shortcomings of,
A kind of replacement operation of present invention offer is convenient, crimping reliability is high, contact resistance is small, be suitable for cylinder or rectangular lithium ion is dynamic
The high current probe unit that power battery charging and discharging equipment uses.
A kind of high current probe unit of the present invention, it is characterised in that：Including probe fixing piece, electric current needle, voltage
Needle, spring and nut assembly, the probe fixing piece be insulator, and the probe fixing piece have worn for electric current needle lower end
The installation through-hole crossed；The electric current needle is the cylindrical-shaped structure with axially extending bore, and electric current needle upper surface is can be with battery pole ear
The flute profile contact surface of contact, the lower end of the electric current needle is spirally connected after running through from the installation through-hole of probe fixing piece leads for fixation
The nut assembly of line connecting pin；The spring pocket is outside electric current needle, and the upper end of spring is against electric current needle flute profile contact surface
On, lower end is against on the top convex shoulder of probe fixing piece；The voltage needle is inserted into the axially extending bore of electric current needle, both ends perforation electricity
Flow needle both ends of the surface, the upper end of voltage needle has at least one tip-like structure upwardly extended, the lower end connecting terminal of voltage needle,
The lower end connecting terminal difference respective wire of electric current needle is electrically connected with power-supply device.
The electric current needle is axially divided into contact-segment for being contacted with battery pole ear, for being socketed from top to bottom along it
The outer diameter of the interlude of spring and thread segment for fixing nut component, the contact-segment is more than the outer of the interlude
Diameter, and the outer end face of the contact-segment is flute profile contact surface；The interlude of the electric current needle is socketed spring, and wherein spring is upper
End is against on electric current needle contact-segment inner face, and lower end is against on the top convex shoulder of probe fixing piece；The thread segment of the electric current needle
As current wiring terminal, the connecting terminal of electric current needle is electrically connected by being screwed onto its external nut assembly with conducting wire one end, is led
The line other end is electrically connected with power supply unit.
The interlude of the electric current needle and thread segment junction are equipped with annular convex shoulder.
To lower recess, contact jaw extends upward to multiple tip-like structures at the top contact face center of the voltage needle,
And tip-like structure is circumferentially distributed along contact end margin.
The tip-like structure includes the skew back face of two intersections, a circular arc side and tip, and both sides inclined-plane intersects rib
On the inside of voltage needle, circular arc side is located on the outside of voltage needle, and the cylindrical side wall one of circular arc side bottom and voltage needle
Molding, circular arc side two sides are intersected with the skew back face of homonymy respectively, and circular arc side, skew back extend upwardly tapered formation point altogether
End.
The nut assembly includes the first nut, the second nut, spring washer and plain cushion, first nut, spring washer, plain cushion
And second nut be sequentially sleeved in the thread segment of electric current needle, and first nut, the second nut spiral shell with electric current needle respectively
Line section is spirally connected, and clamps spring washer and plain cushion between two nuts.
The beneficial effects of the invention are as follows：1) it dismounts easy to maintain；
2) contact surface of electric current needle is designed using laciniation, is contacted not when can prevent battery pole ear surface from having foreign matter
It is good；
3) voltage needle is used for battery voltage detection, can be suitably used for 30A-150A current ranges, and the end face of voltage needle is to adopt
With tip-like, it is relatively reliable to contact battery pole ear surface；
4) cushioning effect when spring plays probe current needle and the compression of voltage needle, probe fixing piece are fixedly mounted for probe
On, nut, spring washer, plain cushion are used for the arrangement and fixation of connecting terminal.
Description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the upward view of the present invention.
Fig. 3 is the vertical view of the present invention.
Fig. 4 is one of the explosive view of the present invention.
Fig. 5 is the two of the explosive view of the present invention.
Fig. 6 is the flute profile contact face structure figure of the present invention.
Specific implementation mode
It further illustrates the present invention below in conjunction with the accompanying drawings.
With reference to attached drawing：
A kind of high current probe unit of the present invention of embodiment 1, including probe fixing piece 1, electric current needle 2, voltage needle
3, spring 4 and nut assembly 5, the probe fixing piece 1 is insulator, and the probe fixing piece 1 has under electric current needle 2
Hold across installation through-hole 11；The electric current needle 2 is the cylindrical-shaped structure with axially extending bore, and 2 upper surface of electric current needle is can be with
The flute profile contact surface of battery pole ear contact, the lower end of the electric current needle 2 are spirally connected after running through from the installation through-hole of probe fixing piece
Nut assembly 5 for fixing wire connecting ends；The spring 4 is sleeved on outside electric current needle 2, and the upper end of spring 4 is against electricity
Needle flute profile contact surface bottom is flowed, lower end is against on the top convex shoulder 12 of probe fixing piece 1；The voltage needle 3 is inserted into electric current needle 2
The upper end of axially extending bore, both ends perforation electric current needle both ends of the surface, voltage needle 3 has at least one tip-like structure upwardly extended
31, the lower end connecting terminal of voltage needle, the lower end connecting terminal difference respective wire of electric current needle are electrically connected with power-supply device.
The electric current needle 2 is axially divided into contact-segment 21 for being contacted with battery pole ear along it, is used for from top to bottom
The interlude 22 and thread segment 23 for fixing nut component for being socketed spring, the outer diameter of the contact-segment 21 be more than it is described in
Between section 22 outer diameter, and the outer end face of the contact-segment 21 be flute profile contact surface 211；22 sets of the interlude of the electric current needle 2
Spring 4 is connect, the upper end of wherein spring 4 is against on electric current needle contact-segment inner face, and lower end is against the top convex shoulder of probe fixing piece 1
On 12；The thread segment 23 of the electric current needle 2 is used as current wiring terminal, and the connecting terminal of electric current needle 2 is by being screwed onto outside it
Nut assembly 5 be electrically connected with conducting wire one end, the conducting wire other end is electrically connected with power supply unit.
The interlude 22 of the electric current needle 2 and 23 junction of thread segment are equipped with annular convex shoulder 24.
To lower recess, contact jaw extends upward to multiple tip-like structures at the top contact face center of the voltage needle 3
31, and tip-like structure 31 is circumferentially distributed along contact end margin.
The tip-like structure 31 includes skew back face, a circular arc side and the tip of two intersections, the intersection of both sides inclined-plane
Faceted pebble is to voltage needle inside, and circular arc side is located on the outside of voltage needle, and the cylindrical side wall one of circular arc side bottom and voltage needle
Body formed, circular arc side two sides are intersected with the skew back face of homonymy respectively, and circular arc side, skew back extend upwardly tapered formation altogether
Tip.
The nut assembly 5 include the first nut 51, the second nut 52, spring washer 53 and plain cushion 54, first nut,
Spring washer, plain cushion and the second nut are sequentially sleeved in the thread segment of electric current needle, and first nut, the second nut respectively with electricity
The thread segment of stream needle is spirally connected, and clamps the spring washer and plain cushion between two nuts.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Range is not construed as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention also includes art technology
Personnel according to present inventive concept it is conceivable that equivalent technologies mean.
Claims (6)
1. a kind of high current probe unit, it is characterised in that：Including probe fixing piece, electric current needle, voltage needle, spring and nut
Component, the probe fixing piece is insulator, and the probe fixing piece has the installation through-hole passed through for electric current needle lower end；Institute
It is the cylindrical-shaped structure with axially extending bore to state electric current needle, and electric current needle upper surface is that the flute profile that can be contacted with battery pole ear contacts
Face, the nut that the lower end of the electric current needle is spirally connected after running through from the installation through-hole of probe fixing piece for fixing wire connecting ends
Component；The spring pocket is outside electric current needle, and the upper end of spring is against on electric current needle flute profile contact surface, and lower end is against probe
On the top convex shoulder of fixing piece；The voltage needle is inserted into the axially extending bore of electric current needle, both ends perforation electric current needle both ends of the surface, voltage
The upper end of needle has at least one tip-like structure upwardly extended, the lower end connecting terminal of voltage needle, the lower termination of electric current needle
Line terminals difference respective wire is electrically connected with power-supply device.
2. a kind of high current probe unit as described in claim 1, it is characterised in that：The electric current needle along its axial direction on to
Under be divided into the contact-segment for being contacted with battery pole ear, the interlude for being socketed spring and be used for fixing nut component
Thread segment, the outer diameter of the contact-segment is more than the outer diameter of the interlude, and the outer end face of the contact-segment connects for flute profile
Contacting surface；The interlude of the electric current needle is socketed spring, and the upper end of wherein spring is against on electric current needle contact-segment inner face, and lower end is supported
On the top convex shoulder of probe fixing piece；The thread segment of the electric current needle is as current wiring terminal, the connecting terminal of electric current needle
It is electrically connected with conducting wire one end by being screwed onto its external nut assembly, the conducting wire other end is electrically connected with power supply unit.
3. a kind of high current probe unit as claimed in claim 2, it is characterised in that：The interlude and screw thread of the electric current needle
Section junction is equipped with annular convex shoulder.
4. a kind of high current probe unit as described in claim 1, it is characterised in that：The top contact face of the voltage needle
Center is to lower recess, and contact jaw extends upward to multiple tip-like structures, and tip-like structure is circumferentially distributed along contact end margin.
5. a kind of high current probe unit as claimed in claim 4, it is characterised in that：The tip-like structure includes two intersections
Skew back face, a circular arc side and tip, both sides inclined-plane intersects faceted pebble on the inside of voltage needle, and circular arc side is located at voltage needle
Outside, and circular arc side two sides are intersected with the skew back face of homonymy respectively, circular arc side, skew back extend upwardly tapered formation altogether
Tip.
6. a kind of high current probe unit as described in claim 1, it is characterised in that：The nut assembly includes the first spiral shell
Mother, the second nut, spring washer and plain cushion, first nut, spring washer, plain cushion and the second nut are sequentially sleeved in the spiral shell of electric current needle
Line section, and first nut, thread segment of second nut respectively with electric current needle are spirally connected, clamp spring washer between two nuts and
Plain cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235130.1A CN108646075A (en) | 2018-03-21 | 2018-03-21 | A kind of high current probe unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235130.1A CN108646075A (en) | 2018-03-21 | 2018-03-21 | A kind of high current probe unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108646075A true CN108646075A (en) | 2018-10-12 |
Family
ID=63744663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810235130.1A Pending CN108646075A (en) | 2018-03-21 | 2018-03-21 | A kind of high current probe unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108646075A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931674A (en) * | 2018-10-15 | 2018-12-04 | 东莞市盈之宝电子科技有限公司 | A kind of heat radiating type probe |
| CN109212280A (en) * | 2018-10-15 | 2019-01-15 | 东莞市盈之宝电子科技有限公司 | A kind of active cool type probe |
| CN109713389A (en) * | 2018-12-28 | 2019-05-03 | 蜂巢能源科技有限公司 | Charging probe |
| CN110492257A (en) * | 2019-07-22 | 2019-11-22 | 深圳市精实机电科技有限公司 | The quick connecting device of signal wire in a kind of formation of Li-ion batteries partial volume equipment |
| CN111735995A (en) * | 2020-05-29 | 2020-10-02 | 浙江杭可科技股份有限公司 | Independently-detachable test probe |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011137791A (en) * | 2010-01-04 | 2011-07-14 | Nippon Konekuto Kogyo Kk | Probe pin for large current |
| JP2012255760A (en) * | 2011-06-10 | 2012-12-27 | Nittetsu Elex Co Ltd | Large current contact probe |
| CN202779543U (en) * | 2012-09-03 | 2013-03-13 | 新乡市正元科技电源材料有限公司 | Die protection device for steel shell machine |
| CN204392174U (en) * | 2015-01-29 | 2015-06-10 | 西安黄河光伏科技股份有限公司 | A kind of solar module defect test instrument integral type test probe |
| CN105044406A (en) * | 2015-08-28 | 2015-11-11 | 东莞市天元通金属科技有限公司 | Current probe |
| CN204882643U (en) * | 2015-08-26 | 2015-12-16 | 深圳市精实机电科技有限公司 | Automatic alignment probe subassembly |
| WO2016047857A1 (en) * | 2014-09-26 | 2016-03-31 | (주)갑진 | Battery charging/discharging pin |
| CN106129665A (en) * | 2016-08-17 | 2016-11-16 | 东莞市盈之宝电子科技有限公司 | A kind of probe |
| CN106597301A (en) * | 2016-11-24 | 2017-04-26 | 李莉 | Heavy current plane contact conductive device |
| CN208636359U (en) * | 2018-03-21 | 2019-03-22 | 浙江杭可科技股份有限公司 | A kind of high current probe unit |
-
2018
- 2018-03-21 CN CN201810235130.1A patent/CN108646075A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011137791A (en) * | 2010-01-04 | 2011-07-14 | Nippon Konekuto Kogyo Kk | Probe pin for large current |
| JP2012255760A (en) * | 2011-06-10 | 2012-12-27 | Nittetsu Elex Co Ltd | Large current contact probe |
| CN202779543U (en) * | 2012-09-03 | 2013-03-13 | 新乡市正元科技电源材料有限公司 | Die protection device for steel shell machine |
| WO2016047857A1 (en) * | 2014-09-26 | 2016-03-31 | (주)갑진 | Battery charging/discharging pin |
| CN204392174U (en) * | 2015-01-29 | 2015-06-10 | 西安黄河光伏科技股份有限公司 | A kind of solar module defect test instrument integral type test probe |
| CN204882643U (en) * | 2015-08-26 | 2015-12-16 | 深圳市精实机电科技有限公司 | Automatic alignment probe subassembly |
| CN105044406A (en) * | 2015-08-28 | 2015-11-11 | 东莞市天元通金属科技有限公司 | Current probe |
| CN106129665A (en) * | 2016-08-17 | 2016-11-16 | 东莞市盈之宝电子科技有限公司 | A kind of probe |
| CN106597301A (en) * | 2016-11-24 | 2017-04-26 | 李莉 | Heavy current plane contact conductive device |
| CN208636359U (en) * | 2018-03-21 | 2019-03-22 | 浙江杭可科技股份有限公司 | A kind of high current probe unit |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931674A (en) * | 2018-10-15 | 2018-12-04 | 东莞市盈之宝电子科技有限公司 | A kind of heat radiating type probe |
| CN109212280A (en) * | 2018-10-15 | 2019-01-15 | 东莞市盈之宝电子科技有限公司 | A kind of active cool type probe |
| CN108931674B (en) * | 2018-10-15 | 2024-01-26 | 东莞市盈之宝电子科技有限公司 | Heat dissipation type probe |
| CN109713389A (en) * | 2018-12-28 | 2019-05-03 | 蜂巢能源科技有限公司 | Charging probe |
| CN110492257A (en) * | 2019-07-22 | 2019-11-22 | 深圳市精实机电科技有限公司 | The quick connecting device of signal wire in a kind of formation of Li-ion batteries partial volume equipment |
| CN110492257B (en) * | 2019-07-22 | 2024-04-16 | 深圳市精实机电科技有限公司 | Quick connection device of signal wire in lithium battery formation component equipment |
| CN111735995A (en) * | 2020-05-29 | 2020-10-02 | 浙江杭可科技股份有限公司 | Independently-detachable test probe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108646075A (en) | A kind of high current probe unit | |
| CN105044406B (en) | Current probe | |
| CN208636359U (en) | A kind of high current probe unit | |
| CN103439548A (en) | Electric energy meter binding post internally provided with arc-shaped spring washer | |
| CN108318714A (en) | High current grip device | |
| CN111735995A (en) | Independently-detachable test probe | |
| CN205452617U (en) | Conducting connecting device of elasticity contact | |
| CN2927058Y (en) | Four-wired clamp for inspecting battery | |
| EP4044392A1 (en) | Power bank | |
| CN109103641A (en) | Spininess group probe unit | |
| CN204927588U (en) | Electric plug | |
| CN205376837U (en) | Scalability contact | |
| CN203084023U (en) | Electric energy meter power supply connection box | |
| CN208093824U (en) | A kind of combined connecting terminal | |
| CN102769220A (en) | Circuit connector | |
| CN208753573U (en) | Spininess group probe unit | |
| CN207851178U (en) | The portable detection device of automobile ignition wire | |
| CN207474776U (en) | A kind of telescopic electronic connector | |
| CN207082564U (en) | Lithium battery end cap | |
| CN212874782U (en) | Joint structure for electrostatic generator | |
| CN209698779U (en) | A kind of battery connecting construction of electrical grinding machine | |
| CN204927587U (en) | Three -phase electric plug that can lock outward | |
| CN205265000U (en) | Electricity experiment's joint is exclusively used in | |
| CN206194854U (en) | A terminal structure for battery charging and discharging | |
| CN220821398U (en) | Electrical terminal, pole and vacuum circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 311251 No.77, Gaoxin 11th Road, Qiaonan block, economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province Applicant after: ZHEJIANG HANGKE TECHNOLOGIES CO., LTD. Address before: Block south of Xiaoshan economic and Technological Development Zone Hongda Road, Xiaoshan District of Hangzhou City, Zhejiang Province, No. 157 311251 Applicant before: ZHEJIANG HANGKE TECHNOLOGIES CO., LTD. |