CN104158009A - Conductive contact finger, and wiring board using the conductive contact finger - Google Patents
Conductive contact finger, and wiring board using the conductive contact finger Download PDFInfo
- Publication number
- CN104158009A CN104158009A CN201310299972.0A CN201310299972A CN104158009A CN 104158009 A CN104158009 A CN 104158009A CN 201310299972 A CN201310299972 A CN 201310299972A CN 104158009 A CN104158009 A CN 104158009A
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- conductive contact
- contact finger
- terminal block
- finger
- conductive
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- Coupling Device And Connection With Printed Circuit (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The invention relates to a conductive contact finger, and a wiring board using the conductive contact finger. The conductive contact finger comprises a contact surface and side surfaces which are arranged to be opposite to adjacent conductive contact fingers in a circumferential direction. At least one of the side surfaces which are oppositely arranged is provided with support projections for supporting cooperation with the side surfaces of the adjacent conductive contact fingers so as to maintain rotation gaps among the conductive contact fingers in a protruding manner. According to the invention, the support projections are arranged on the side surfaces of the conductive contact fingers, such that the rotation gaps between the adjacent conductive contact fingers in the circumferential direction can be ensured, the conductive contact fingers can be provided with sufficient rotation gaps for rotation so as to be in good and uniform contact with a conductive rod and the wiring board, the resistance value is accurate, and corresponding contact parts are prevented from being damaged due to too heavy local currents.
Description
Technical field
The present invention relates to a kind of conductive contact finger and use the terminal block of this conductive contact finger.
Background technology
In high-tension circuit product, for the terminal block being connected with conducting rod conduction, comprise terminal block body, on terminal block body, offer for assembling the installing hole of fingertip, circumferencial direction along its hole wall place in installing hole is equipped with a plurality of conductive contact fingers, each conductive contact finger surrounds center to be had for making the circulus of the conduction perforation that conducting rod penetrates, each conductive contact finger have with for contact with conducting rod conduction internal face, for contact with terminal block the outside wall surface of conducting electricity and respectively be positioned at adjacent conductive fingertip on same periphery side in opposite directions, in use for conductive contact finger is more easily rotated, install with the conducting rod conducting electricity in perforation and closely conduct electricity and be connected, between adjacent conductive fingertip, be provided with enough running clearances for each conductive contact finger is rotated, and because the side of each conductive contact finger in prior art is plane, therefore between adjacent conductive fingertip not for keeping the supporting construction of running clearance between the two, in use rotation along the circumferential direction of each conductive contact finger and adjacent conductive fingertip gap is in a circumferential direction changed, the even local adjacent conductive that can produce is touched Interdigital Space disappearance and is close together, cause conducting rod in installing process, conductive contact finger rotate and with conducting rod and terminal block between contact not tight, finally make resistance value inaccurate, when serious, likely cause local current excessive and damage corresponding contact parts, cause potential safety hazard.
Summary of the invention
The object of the invention is to propose a kind of conductive contact finger that conductive contact finger rotates that is beneficial to.The present invention also provides a kind of terminal block that uses above-mentioned conductive contact finger.
For addressing the above problem, the technical scheme that conductive contact finger of the present invention adopts is:
A kind of conductive contact finger, comprise contact-making surface and the side for arranging in opposite directions with the adjacent conductive contact finger that makes progress in week, at least one of two sides that arrange in opposite directions, convex with the support convex that keeps running clearance between conductive contact finger for the lateral support with adjacent conductive fingertip coordinates.
Described support convex is the spheric projection that is convexly set in each one of them side of conductive contact finger.
The bulb pin being fixedly installed on one of them side that described support convex is each conductive contact finger, the spherical head of described bulb pin is convexly set in the side of place conductive contact finger.
The support convex that is provided with support convex and each conductive contact finger on one of them side of each conductive contact finger is arranged at the side of the same side of each conductive contact finger.
The technical scheme that the terminal block of the above-mentioned conductive contact finger of use in the present invention adopts is:
A kind of terminal block, comprise terminal block body, on described terminal block body, be provided with installing hole, in described installing hole, around installing hole center line, be along the circumferential direction distributed with a plurality of conductive contact fingers, described conductive contact finger comprises contact-making surface and the side for arranging in opposite directions with the adjacent conductive contact finger that makes progress in week, also comprise for each conductive contact finger being applied to the spring of the active force rotating towards centre bore, at least one in two sides that arrange in opposite directions, convex with the support convex that keeps running clearance between conductive contact finger for the lateral support with adjacent conductive fingertip coordinates.
Described support convex is the spheric projection that is convexly set in each one of them side of conductive contact finger.
The bulb pin being fixedly installed on one of them side that described support convex is each conductive contact finger, the sphere of described bulb pin is convexly set in the side of place conductive contact finger.
The support convex that is provided with support convex and each conductive contact finger on one of them side of each conductive contact finger is arranged at the side of the same side of each conductive contact finger.
In described installing hole, be equipped with upper and lower two-layer conductive contact finger, two-layer conductive contact finger circumferentially sets gradually around installing hole center line edge, each layer of conductive contact finger includes at least two conductive contact fingers, the end face of the bottom surface of upper strata conductive contact finger and lower floor's conductive contact finger is provided with for holding the spring groove of described spring, and upper strata conductive contact finger is connected by spring is corresponding with lower floor conductive contact finger.
A kind of conductive contact finger that the present invention proposes and use the terminal block of this conductive contact finger, in the installing hole of terminal block, around installing hole center line, circumferentially there are a plurality of conductive contact fingers, on the side of each conductive contact finger, be provided with support convex, therefore can guarantee that adjacent conductive fingertip is at the running clearance making progress in week, thereby make each conductive contact finger have enough running clearance to rotate and with conducting rod and the even good contact of terminal block, resistance value is accurate, has avoided local current excessive and damage corresponding contact parts.
Further, support convex is the spheric projection being arranged on the side of a wherein side of conductive contact finger, be convenient to processing, and adopt spheric structure can realize realization point contact between adjacent conductive fingertip, reduce friction, make between conductive contact finger to rotate more flexible, the conductive contact finger of being more convenient for realize rotate and and good contact between conducting rod and terminal block.
Further, support convex is the bulb pin arranging on the side of a wherein side of conductive contact finger, utilize the spherical head of bulb pin to keep the running clearance between adjacent conductive fingertip, be convenient to processing, and adopt sphere can realize realization point contact between adjacent conductive fingertip, reduce friction, make between conductive contact finger to rotate more flexible, the conductive contact finger of being more convenient for realize rotate and and good contact between conducting rod and terminal block.
Further, the wherein side at conductive contact finger arranges support convex, simplified structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of terminal block of the present invention; Also be the use state diagram of conductive contact finger in the present invention;
Fig. 2 is the B-B cutaway view of Fig. 1;
Fig. 3 is the partial enlarged drawing at the A place of Fig. 2;
Fig. 4 is the structural representation of the embodiment 1 of conductive contact finger in Fig. 1;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the structural representation of the embodiment 2 of conductive contact finger in Fig. 1;
Fig. 7 is the structural representation of bulb pin in Fig. 6.
Embodiment
The embodiment 1 of terminal block of the present invention: as shown in Fig. 1～Fig. 5, this terminal block comprises terminal block body 4, on terminal block body 4, be provided with for the installing hole of conductive contact finger is installed, in installing hole, along its inner peripheral surface, be provided with upper and lower two-layer conductive contact finger, each layer of conductive contact finger all along the circumferential direction encircles and establishes and have a central through hole for passing for corresponding conducting rod 2 around installing hole center line, each layer of conductive contact finger includes a plurality of conductive contact fingers 1, each conductive contact finger 1 has for contacting with corresponding conducting rod 2 internal face 11 being electrically connected, for the side 13 that contacts the outside wall surface 12 being electrically connected with terminal block body 4 and be respectively used to arrange in opposite directions with the adjacent conductive fingertip 1 that makes progress in week, on the side 13 of phase the same side of each conductive contact finger, be provided with the support convex that keeps running clearance between conductive contact finger for the lateral support to adjacent conductive fingertip 1 coordinates, the spheric projection 5 that protrude from this side 13 of support convex for arranging on each side, fingertip phase the same side 13, on each conductive contact finger 1 lower surface, upper strata and each conductive contact finger 1 upper surface of lower floor, all offer the spring groove 6 for putting spring 3, each conductive contact finger 1 on upper strata is connected by spring 3 with corresponding lower floor each conductive contact finger 1, spring 3 is for applying the active force rotating towards centre bore to conductive contact finger, terminal block body 4 is provided with for preventing that each conductive contact finger is along the cover plate of installing hole axial motion in the upper and lower side of installing hole.
In use, the annular centre bore that charged conducting rod 2 surrounds from conductive contact finger, pierce into, each fingertip inner wall surface thereof 11 under the effect of spring 3 is electrically connected with conducting rod 2 outer peripheral face close contacts, outside wall surface 12 contacts and is electrically connected with terminal block body 4, electric current is passed to terminal block body 4 by contacting with this conducting rod 2 fingertip being electrically connected, conducting rod 2 can pierce into along the vertical direction or pass in the centre bore that conductive contact finger surrounds, in Fig. 1, arrow represents the direction of motion of conducting rod 2, conducting rod 2 is when piercing into or pass, each conductive contact finger is to contact more closely and can rotate along circumferential with conducting rod 2, the spheric projection that each conductive contact finger side 13 arranges coordinates with the lateral support of adjacent fingertip and makes the running clearance of the circumferential rotation of reserved enough conductive contact fingers between adjacent two conductive contact fingers, thereby make each conductive contact finger can along circumferential freely rotate with conducting rod and terminal block body good contact, make resistance value accurate, avoid local current excessive and cause damage, and spheric projection 5 is that point contacts with the planar side of adjacent conductive fingertip, and frictional force is between the two very little, thereby makes the rotation of each conductive contact finger more flexible, utilizes the close contact of conductive contact finger and conducting rod 2 and terminal block body.
The embodiment 2 of terminal block of the present invention: as shown in Fig. 6～Fig. 7, different from above-described embodiment is, support protrusion in the present embodiment is the spherical pin 7 arranging on the side 13 of conductive contact finger 1 one sides, the bar portion 71 of spherical pin 7 is arranged in the counterbore of offering on the side of corresponding conductive contact finger 1, and its dome shape head 72 protrudes the surface of these sides 13 and supports and coordinate and keep running clearance between adjacent conductive fingertip with adjacent conductive fingertip.
In above-mentioned two embodiment, be all, on the side of a side of conductive contact finger, support convex is set, in other embodiment of the present invention, also support convex can be all set on its both sides.
The embodiment of the conductive contact finger in the present invention is as shown in Fig. 1～7, and the structure of conductive contact finger is identical with the structure of conductive contact finger in the various embodiments described above, does not repeat them here.
Claims (9)
1. a conductive contact finger, comprise contact-making surface and the side for arranging in opposite directions with the adjacent conductive contact finger that makes progress in week, it is characterized in that: at least one of two sides that arrange in opposite directions, convex with the support convex that keeps running clearance between conductive contact finger for the lateral support with adjacent conductive fingertip coordinates.
2. conductive contact finger according to claim 1, is characterized in that: described support convex is the spheric projection that is convexly set in each one of them side of conductive contact finger.
3. conductive contact finger according to claim 1, is characterized in that: the bulb pin being fixedly installed on one of them side that described support convex is each conductive contact finger, the spherical head of described bulb pin is convexly set in the side of place conductive contact finger.
4. according to the conductive contact finger described in claim 1 or 2 or 3, it is characterized in that: the support convex that is provided with support convex and each conductive contact finger on one of them side of each conductive contact finger is arranged at the side of the same side of each conductive contact finger.
5. a terminal block, comprise terminal block body, on described terminal block body, be provided with installing hole, in described installing hole, around installing hole center line, be along the circumferential direction distributed with a plurality of conductive contact fingers, described conductive contact finger comprises contact-making surface and the side for arranging in opposite directions with the adjacent conductive contact finger that makes progress in week, also comprise for each conductive contact finger being applied to the spring of the active force rotating towards centre bore, it is characterized in that: at least one in two sides that arrange in opposite directions, convex with the support convex that keeps running clearance between conductive contact finger for the lateral support with adjacent conductive fingertip coordinates.
6. terminal block according to claim 5, is characterized in that: described support convex is the spheric projection that is convexly set in each one of them side of conductive contact finger.
7. terminal block according to claim 5, is characterized in that: the bulb pin being fixedly installed on one of them side that described support convex is each conductive contact finger, the sphere of described bulb pin is convexly set in the side of place conductive contact finger.
8. according to the terminal block described in claim 5 or 6 or 7, it is characterized in that: the support convex that is provided with support convex and each conductive contact finger on one of them side of each conductive contact finger is arranged at the side of the same side of each conductive contact finger.
9. terminal block according to claim 8, it is characterized in that: in described installing hole, be equipped with upper and lower two-layer conductive contact finger, two-layer conductive contact finger circumferentially sets gradually around installing hole center line edge, each layer of conductive contact finger includes at least two conductive contact fingers, the end face of the bottom surface of upper strata conductive contact finger and lower floor's conductive contact finger is provided with for holding the spring groove of described spring, and upper strata conductive contact finger is connected by spring is corresponding with lower floor conductive contact finger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310299972.0A CN104158009B (en) | 2013-07-17 | 2013-07-17 | A kind of conductive contact finger and use the patch panel of this conductive contact finger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310299972.0A CN104158009B (en) | 2013-07-17 | 2013-07-17 | A kind of conductive contact finger and use the patch panel of this conductive contact finger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104158009A true CN104158009A (en) | 2014-11-19 |
| CN104158009B CN104158009B (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310299972.0A Active CN104158009B (en) | 2013-07-17 | 2013-07-17 | A kind of conductive contact finger and use the patch panel of this conductive contact finger |
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| CN (1) | CN104158009B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497804A (en) * | 2018-05-16 | 2019-11-26 | 郑州宇通客车股份有限公司 | Charging unit and the electric vehicle for using the charging unit |
| CN116642539A (en) * | 2023-07-26 | 2023-08-25 | 安徽寰球智能装备有限公司 | Automatic detection device for lithium battery |
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|---|---|---|---|---|
| JPS61233915A (en) * | 1985-04-04 | 1986-10-18 | 三菱電機株式会社 | Circuit breaker |
| CN201122523Y (en) * | 2008-05-14 | 2008-09-24 | 湖南天鹰高压开关电器有限公司 | Fast grounding switch for high voltage electrical apparatus |
| CN201673844U (en) * | 2010-06-04 | 2010-12-15 | 重庆市电力公司教育培训中心 | Conductive structure for high-voltage disconnecting switch |
| WO2012038091A1 (en) * | 2010-09-24 | 2012-03-29 | Abb Technology Ag | Electrical contact arrangement with annulus unit consisting of contact fingers |
| CN102439673A (en) * | 2009-08-12 | 2012-05-02 | Abb技术有限公司 | Tulip contact and electrical contact system for switching device |
| CN202373467U (en) * | 2011-11-11 | 2012-08-08 | 北京北开电气股份有限公司 | Bus butt joint shielding cover |
| CN202721375U (en) * | 2012-08-14 | 2013-02-06 | 河北箱变电器有限公司 | Solid insulation sealing assembly used for high-voltage alternating-current vacuum switchgear |
| CN202721380U (en) * | 2012-08-14 | 2013-02-06 | 河北箱变电器有限公司 | High-voltage alternating-current vacuum switchgear using solid insulation sealing assembly |
-
2013
- 2013-07-17 CN CN201310299972.0A patent/CN104158009B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61233915A (en) * | 1985-04-04 | 1986-10-18 | 三菱電機株式会社 | Circuit breaker |
| CN201122523Y (en) * | 2008-05-14 | 2008-09-24 | 湖南天鹰高压开关电器有限公司 | Fast grounding switch for high voltage electrical apparatus |
| CN102439673A (en) * | 2009-08-12 | 2012-05-02 | Abb技术有限公司 | Tulip contact and electrical contact system for switching device |
| CN201673844U (en) * | 2010-06-04 | 2010-12-15 | 重庆市电力公司教育培训中心 | Conductive structure for high-voltage disconnecting switch |
| WO2012038091A1 (en) * | 2010-09-24 | 2012-03-29 | Abb Technology Ag | Electrical contact arrangement with annulus unit consisting of contact fingers |
| CN202373467U (en) * | 2011-11-11 | 2012-08-08 | 北京北开电气股份有限公司 | Bus butt joint shielding cover |
| CN202721375U (en) * | 2012-08-14 | 2013-02-06 | 河北箱变电器有限公司 | Solid insulation sealing assembly used for high-voltage alternating-current vacuum switchgear |
| CN202721380U (en) * | 2012-08-14 | 2013-02-06 | 河北箱变电器有限公司 | High-voltage alternating-current vacuum switchgear using solid insulation sealing assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497804A (en) * | 2018-05-16 | 2019-11-26 | 郑州宇通客车股份有限公司 | Charging unit and the electric vehicle for using the charging unit |
| CN116642539A (en) * | 2023-07-26 | 2023-08-25 | 安徽寰球智能装备有限公司 | Automatic detection device for lithium battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104158009B (en) | 2016-12-28 |
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