CN1234196C - Contact terminal - Google Patents
Contact terminal Download PDFInfo
- Publication number
- CN1234196C CN1234196C CNB018059856A CN01805985A CN1234196C CN 1234196 C CN1234196 C CN 1234196C CN B018059856 A CNB018059856 A CN B018059856A CN 01805985 A CN01805985 A CN 01805985A CN 1234196 C CN1234196 C CN 1234196C
- Authority
- CN
- China
- Prior art keywords
- contact
- contact terminal
- electrode
- hard particles
- storage battery
- 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 - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/562—Terminals characterised by the material
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- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
A pair of contact terminals (3, 4) are opposed to each other with an electrode (1) in contact between them. Hard particles (6) are applied to one contact of the pair of contact terminals (3, 4), with the other contact remaining unprocessed.
Description
Technical field
The present invention relates to and have the contact terminal of the apparatus for touching of conductor of electrode, particularly relate to can with and electrode between the value long term maintenance of the contact resistance that takes place at the contact terminal of the numerical value of approximate initial value.
Background technology
In the storage battery of traditional for example lithium polymer battery etc.,, discharge and recharge test by discharging and recharging experimental rig for a long time for guaranteeing the quality of product.
This discharges and recharges the inter-electrode voltage that detects storage battery to charge in batteries, one side in experimental rig one side and carries out FEEDBACK CONTROL, storage battery is applied the charging voltage of regulation.
Storage battery has electrode, usually respectively disposes 1 in being accommodated in a plurality of grooves that the above-mentioned bottom surface that discharges and recharges the pallet in the experimental rig is shaped, and battery electrode portion is configured in lower side.Again, pallet can be taken in a plurality of storage batterys.
Figure 1A and 1B are that expression is installed in this skeleton diagram that the structure example of contact terminal is used in the conventional batteries test of using in the experimental rig that discharges and recharges.
In Figure 1A and 1B, for the storage battery 2 to electrode 1 with laminal positive pole and negative pole discharges and recharges test, dispose mutually the pair of contact terminals 3,4 of shape relatively, be that the center contacts clamping with electrode 1 with a plurality of (being 3 among Fig. 3) storage battery 2.
One end (bottom) of the electrode 1 side opposition side of the pair of contact terminals 3,4 relative with these is respectively by fixed head 5 supportings, by making electrode 1 crimping (on-off action) of these fixed head 5 actions with storage battery 2.
Wherein, as the material of pair of contact terminals 3,4, for example can directly utilize the blank of copper or copper alloy or implement and use after the surface treatment such as gold-plated.
Yet, in above-mentioned traditional contact terminal, exist following problem.
Promptly, be installed in traditional discharge and recharge the contact terminal that uses in the experimental rig carry out storage battery 2 discharge and recharge test the time, because of being that the oxidation overlay film is held attached to the high resistance overlay film on the electrode 1 of the positive pole of storage battery 2 and negative pole, thus make and pair of contact terminals 3,4 between the contact resistance increase.
Again, the stripping film of this oxidation overlay film is shifted to the conducting surface side of contact terminal because of perseveration makes stripping film, forms the oxidation overlay film and piles up the further contact resistance that increases of meeting in the contact terminal side.
Again, above-mentioned traditional contact terminal in order to obtain stable contact resistance, must increase contact resistance, so that described high resistance overlay film is staved.
And, if increase this contact resistance, then storage battery 2 is produced overcurrent and overdischarge, can damage storage battery 2, or on storage battery 2, produce bad phenomenon such as heating.
Content of the present invention
The objective of the invention is to, the contact terminal of following feature is provided, that is: can with the numerical value of the contact resistance that takes place between contact terminal and the electrode under the situation that does not increase sliding contact power long term maintenance at the numerical value of approximate initial value, prevent the overcurrent and the overdischarge that cause because of the loose contact between contact terminal and the electrode, prevent to damage bad phenomenon such as storage battery 2 or 2 heatings of generation storage battery, can carry out the high-precision test that discharges and recharges simultaneously.
For achieving the above object, contact terminal of the present invention is that a kind of mutually relatively shape is configured to the electrode is that the center contacts and the pair of contact terminals of clamping, be attached with the high hard particles of the hardness of base material own on side's contact-making surface in described relative pair of contact terminals than contact terminal, on the opposing party's contact-making surface not with itself of hard particles but base material, under the situation of holding electrode not, rub between two contact terminals, to remove the high resistance overlay film.
Like this, on contact terminal of the present invention, by the hard particles attachment surface of described contact terminal and base face are carried out slip joint under the state of holding electrode not, rely on trickle abrasive action, contact terminal base face side will by on once the high resistance overlay film that adheres to contacting of electrode be that the oxidation overlay film is removed, form matsurface.
Then, the electrode of storage battery is configured between the described contact terminal, by contact terminal is in contact with one another, what form on contact terminal base face side is trickle concavo-convex under the situation that does not increase sliding contact power and will be that the oxidation overlay film staves attached to the lip-deep high resistance overlay film of battery terminal, can reduce the loose contact that produces between the electrode of contact terminal and storage battery over a long time.
Like this, can be with the numerical value long term maintenance of the contact resistance that takes place between storage battery and the electrode numerical value at approximate initial value, prevent overcurrent and the overdischarge that cause because of the loose contact between storage battery and the electrode to storage battery, prevent to damage storage battery or produce bad phenomenon such as heating on storage battery, the while can be carried out the high-precision test that discharges and recharges.
Again, the contact terminal of the 2nd scheme of the present invention, be that a kind of mutually relatively shape is configured to the electrode be that the center contacts and the pair of contact terminals of clamping, on described relative pair of contact terminals, be provided with along the axial otch of leading section from leading section separately, these otch are slit into a plurality of cutting plates with fore-end, be attached with the high hard particles of the hardness of base material own on side's contact-making surface in being divided into described a plurality of contact terminal cutting plate than contact terminal, on the opposing party's contact-making surface not with itself of hard particles but base material, under the situation of holding electrode not, rub between two contact terminals, to remove the high resistance overlay film.
Like this, on contact terminal of the present invention, the a side contact-making surface accompanying hard particles of utilization in being divided into a plurality of contact terminal cutting plates, as previously mentioned, thereby on contact terminal base face side, form trickle concavo-convex, and, because of being provided with otch, so can absorb the thickness difference of hard particles of part of the hard particles attachment portion of same contact terminal and base material itself respectively.
Like this, in the time on 1 electrode, must carrying out the contact of a plurality of contacts, the come-up of the contact-making surface that causes because of adhering to of hard particles can be prevented, the bad phenomenon of the contact resistance that takes place between storage battery and the electrode can be prevented with same gap.
Wherein, particularly as above-mentioned hard particles, for example preferably use diamond, cubic boron nitride general purpose tool abrasive particles such as (CBN/Cubic Boron Nitride).
Adopt contact terminal of the present invention, can be under the situation of the sliding contact power that does not increase contact terminal, will and electrode between the numerical value long term maintenance of the contact resistance that takes place at the numerical value of approximate initial value, prevent overcurrent and the overdischarge that cause because of the loose contact between storage battery and the electrode to storage battery, prevent to damage storage battery or produce bad phenomenon such as heating on storage battery, the while can be carried out the high-precision test that discharges and recharges.
Again, adopt contact terminal of the present invention, in the time on 1 electrode, must carrying out the contact of a plurality of contacts, can prevent the come-up of the contact-making surface that causes because of adhering to of hard particles, can prevent the bad phenomenon of contact resistance with same gap.
The simple declaration of accompanying drawing
Figure 1A and 1B are the skeleton diagram of the traditional battery testing of expression with the structure example of contact terminal.
Fig. 2 A and 2B are the skeleton diagrams of the 1st example of expression contact terminal of the present invention.
Fig. 3 A and 3B are the skeleton diagrams of the 2nd example of expression contact terminal of the present invention.
Embodiment
Below, the example that present invention will be described in detail with reference to the accompanying.
(the 1st example)
Fig. 2 A and 2B are the skeleton diagrams of the contact terminal configuration example in expression the present invention the 1st example.Indicate prosign for the part identical, omit its explanation with Figure 1A and 1B.Below only different piece is described.
Promptly, shown in Fig. 2 A, the structure of the contact terminal of the 1st example is, in the relative pair of contact terminals 3,4 of above-mentioned Figure 1A, on side's contact-making surface (contact-making surface of the contact terminal 3 in this example), be attached with hard particles 6, and directly be base material (the base material of copper or copper alloy) on the opposing party's contact-making surface (contact-making surface of the contact terminal 4 in this example) with hard particles 6.
Wherein, as hard particles 6, preferably for example be to use any particle among diamond, the CBN, but in addition, for example also can use the particle of titanium boride, boron carbide, titanium carbide, carborundum, silicon nitride, zirconium carbide, titanium nitride, molten aluminum, sintered aluminium, mullite, garnet, flint etc.
As the associated methods that hard particles 6 is adhered to, for example can utilize methods such as electro-deposition combination, melts combine, resin-bonded again.
Below the effect of the contact terminal in the 1st example of said structure is made an explanation.
In Fig. 2 A and 2B, in when test of discharging and recharging of carrying out storage battery 2, by make support the contact terminal 3 that is attached with hard particles 6 on the contact-making surface respectively and on contact-making surface not the fixed head 5 with the contact terminal 4 of hard particles 6 move, thereby with electrode 1 sliding contact (on-off action) of storage battery 2.
Then, by the experimental rig that discharges and recharges that this relative pair of contact terminals 3,4 is installed, voltage between the electrode 1 that storage battery 2 charges, storage battery 2 is detected on one side is carried out FEEDBACK CONTROL on one side,, discharge and recharge test storage battery 2 is applied the charging voltage of regulation.
On the other hand, except carry out storage battery 2 discharge and recharge the test time in, under the state in the gap that electrode 1 of storage battery 2 is not clamped in above-mentioned relative pair of contact terminals 3,4, by attachment surface and the direct sliding contact of base face with hard particles 6, thereby will discharge and recharge the high resistance overlay film that adheres to contacting of electrode 1 of the last time of test by the storage battery 2 of following contact terminal base face side is that oxidation overlay film 7 is removed, and forms trickle jog on base material surface.
Then, the electrode 1 of storage battery 2 is configured between the relative pair of contact terminals 3,4, be in contact with one another by the contact terminal 3,4 that makes one-sided supporting, then on contact terminal base face side, form trickle concavo-convex will be that oxidation overlay film 7 staves attached to electrode 1 lip-deep high resistance overlay film, can reduce the loose contact that produces between the electrode 1 of contact terminal 3,4 and storage battery 2 thus.
Thus, contact terminal in the 1st example numerical value of the contact resistance of generation between storage battery 2 and the electrode 1 (can be opened and closed number of times more than 20,000 times) over a long time maintain the numerical value (this example is that 30m Ω is following) of approximate initial value, prevent overcurrent and the overdischarge that cause because of the loose contact between storage battery 2 and the electrode 1 like this to storage battery 2, prevent to damage storage battery 2 or produce bad phenomenon such as heating on storage battery 2, the while can be carried out the high-precision test that discharges and recharges.
(the 2nd example)
Fig. 3 A and 3B are the skeleton diagrams of the configuration example of the contact terminal in expression the 2nd example.Indicate prosign for the part identical, omit its explanation with Figure 1A and 1B.Below only different piece is described.
That is, shown in Fig. 3 A to 3C, the structure of the contact terminal of the 2nd example is, omitted the relative pair of contact terminals 3,4 with described Figure 1A, replaces by the contact terminal 8 that is provided with otch to constitute.
This structure that is provided with the contact terminal 8 of otch is, on relative a pair of contact terminal, is provided with the otch of axial (this example is a vertical direction) of one or more (this example is 1) from leading section separately, is divided into a plurality of cutting plates more than 2 or 3.
And, be divided on the contact-making surface in the cutting plate of a plurality of contact terminal 8, a side at this and be attached with hard particles 6, and directly be base material (the base material of copper or copper alloy) on the opposing party's the contact-making surface with hard particles 6.
Wherein, as hard particles 6, preferably for example be to use any particle among diamond, the CBN, but in addition, for example also can use the particle of titanium boride, boron carbide, titanium carbide, carborundum, silicon nitride, zirconium carbide, titanium nitride, molten aluminum, sintered aluminium, mullite, garnet, flint etc.
As the associated methods that hard particles 6 is adhered to, for example can utilize methods such as electrodeposition combination, melts combine, resin-bonded again.
Below the effect of the contact terminal in this example of said structure is made an explanation.
In Fig. 2 A and 2B, in when test of discharging and recharging of carrying out storage battery 2, support a pair of fixed head 5 that is provided with the contact terminal 8 of otch respectively and move by making, thereby with electrode 1 sliding contact (on-off action) of storage battery 2.
Then, by the experimental rig that discharges and recharges that this relative a pair of contact terminal 8 that is provided with otch is installed, storage battery 2 is carried out suitable charging, voltage between the electrode 1 that storage battery 2 charges, storage battery 2 is detected on one side carries out FEEDBACK CONTROL on one side, storage battery 2 is applied the charging voltage of regulation, discharge and recharge test.
On the other hand, except carry out storage battery 2 discharge and recharge the test time in, under the state in the gap of the cutting plate that electrode 1 of storage battery 2 is not clamped in the above-mentioned relative a pair of contact terminal 8 that is provided with otch, by with the attachment surface of the hard particles 6 of the cutting plate of relative contact terminal 8 and base face direct slip joint mutually, and form trickle jog in contact terminal base face side.
Then, the electrode 1 of storage battery 2 is configured between the cutting plate of relative pair of contact terminals 8, the cutting plate of the contact terminal 8 by making one-sided supporting is in contact with one another, on contact terminal base face side, form trickle concavo-convex will be that oxidation overlay film 7 staves attached to electrode 1 lip-deep high resistance overlay film, can reduce the loose contact that produces between the electrode 1 of the cutting plate of contact terminal 8 and storage battery 2 thus.
And,, therefore can absorb the hard particles attachment portion of same contact terminal and the thickness difference of base material hard particles partly itself owing to make the contact terminal 8 that is provided with otch.
Thus, in the time on 1 electrode, must carrying out the contact of a plurality of contacts, the come-up of the contact-making surface that causes because of adhering to of hard particles 6 can be prevented, the bad phenomenon of contact resistance can be prevented with same gap.
As mentioned above, contact terminal in the 2nd example can maintain the numerical value of the contact resistance of generation between storage battery 2 and the electrode 1 numerical value of approximate initial value all the time, prevent overcurrent and the overdischarge that cause because of the loose contact between storage battery 2 and the electrode 1 to storage battery 2, prevent to damage storage battery 2 or produce bad phenomenon such as heating on storage battery 2, the while can be carried out the high-precision test that discharges and recharges.
And, in the time on 1 electrode, must carrying out the contact of a plurality of contacts, can prevent the come-up of the contact-making surface that causes because of adhering to of hard particles 6, and can prevent the bad phenomenon of the contact resistance that takes place between storage battery 2 and the electrode 1 with same gap.
(other example)
The present invention is not limited to above-mentioned each example, the implementation phase in, in the scope that does not break away from its aim, can do various distortion and implement.
Again, each example is appropriate combination enforcement as best one can also, in this occasion, and effect that can obtain to make up and effect.
And above-mentioned each example is included in the invention in various stages, by the appropriate combination to known a plurality of constitutive requirements, can produce various inventions.
For example, even certain several constitutive requirements of cancellation from the full constitutive requirements shown in the example, the occasion of problem of having stated in solving the invention problem wanting to solve (at least 1) and the effect stated in can obtaining the invention effect (at least 1), the structure after these constitutive requirements can being cancelled is drawn as invention.
Claims (4)
1. contact terminal, it be a kind of mutually relatively shape to be configured to the electrode be that the center contacts and the pair of contact terminals of clamping, it is characterized in that,
Be attached with the high hard particles of the hardness of base material own on side's contact-making surface in described relative pair of contact terminals than contact terminal, on the opposing party's contact-making surface not with itself of hard particles but base material, under the situation of holding electrode not, rub between two contact terminals, to remove the high resistance overlay film.
2. contact terminal, it be a kind of mutually relatively shape to be configured to the electrode be that the center contacts and the pair of contact terminals of clamping, it is characterized in that,
On described relative pair of contact terminals, be provided with along the axial otch of leading section from leading section separately, these otch are slit into a plurality of cutting plates with fore-end, be attached with the high hard particles of the hardness of base material own on side's contact-making surface in being divided into described a plurality of contact terminal cutting plate than contact terminal, on the opposing party's contact-making surface not with itself of hard particles but base material, under the situation of holding electrode not, rub between two contact terminals, to remove the high resistance overlay film.
3. contact terminal as claimed in claim 1 or 2, it is characterized in that, as described hard particles, the general purpose tool that will comprise diamond, cubic boron nitride, titanium boride, boron carbide, titanium carbide, carborundum, silicon nitride, zirconium carbide, titanium nitride, molten aluminum, sintered aluminium, mullite, garnet, flint is used as particle with abrasive particle.
4. contact terminal as claimed in claim 1 or 2 is characterized in that, adhering to of the described hard particles on described side's contact-making surface adopts the associated methods that comprises electro-deposition combination, melts combine, resin-bonded to carry out.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP000196/2001 | 2001-01-04 | ||
| JP2001000196 | 2001-01-04 | ||
| JP000196/01 | 2001-01-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1408133A CN1408133A (en) | 2003-04-02 |
| CN1234196C true CN1234196C (en) | 2005-12-28 |
Family
ID=18869045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB018059856A Expired - Fee Related CN1234196C (en) | 2001-01-04 | 2001-04-18 | Contact terminal |
Country Status (4)
| Country | Link |
|---|---|
| KR (1) | KR100463950B1 (en) |
| CN (1) | CN1234196C (en) |
| TW (1) | TW509794B (en) |
| WO (1) | WO2002056424A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107574333B (en) * | 2017-08-10 | 2019-05-21 | 浙江大学 | A kind of preparation method of Ag-YAG contact material |
| CN108879228A (en) * | 2018-06-28 | 2018-11-23 | 杭州登元科技有限公司 | The conducting device of adaptive face contact |
| TWI709459B (en) * | 2019-11-06 | 2020-11-11 | 大陸商福暘技術開發有限公司 | Method for roughening the surface of glass substrate |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5088582A (en) * | 1973-12-10 | 1975-07-16 | ||
| JPS58117661A (en) * | 1981-12-29 | 1983-07-13 | 松下電器産業株式会社 | Electrically connecting device |
| JPH01286276A (en) * | 1988-05-11 | 1989-11-17 | Nec Corp | Connector contact |
| JPH0582201A (en) * | 1991-06-24 | 1993-04-02 | Mitsubishi Electric Corp | Electronic parts |
| JP2000169997A (en) * | 1998-09-28 | 2000-06-20 | Nippon Mining & Metals Co Ltd | Metallic material |
-
2001
- 2001-04-17 TW TW090109197A patent/TW509794B/en not_active IP Right Cessation
- 2001-04-18 WO PCT/JP2001/003319 patent/WO2002056424A1/en active IP Right Grant
- 2001-04-18 KR KR10-2002-7004794A patent/KR100463950B1/en not_active IP Right Cessation
- 2001-04-18 CN CNB018059856A patent/CN1234196C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1408133A (en) | 2003-04-02 |
| KR20020097139A (en) | 2002-12-31 |
| WO2002056424A1 (en) | 2002-07-18 |
| KR100463950B1 (en) | 2004-12-30 |
| TW509794B (en) | 2002-11-11 |
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