CN101515679A - Connector pin - Google Patents
Connector pin Download PDFInfo
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- CN101515679A CN101515679A CNA2009100974385A CN200910097438A CN101515679A CN 101515679 A CN101515679 A CN 101515679A CN A2009100974385 A CNA2009100974385 A CN A2009100974385A CN 200910097438 A CN200910097438 A CN 200910097438A CN 101515679 A CN101515679 A CN 101515679A
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Abstract
The invention discloses a connector pin, belonging to a part of an inserting connector. At present, a groove is opened at the jack of the elastic contact commonly, the micro connector is difficult to make. The invention is characterized in that: the connector pin comprises two to four centre wires and six to nine outer-ring wires, the centre wires are hinged and connected clockwise, the outer-ring wires are hinged and connected anticlockwise, the outer-ring wires are enwrapped at the outer surface of the middle wires, all wires are welded at the ends in the same direction, a fusiform bulge is arranged in the connector pin. The fusiform bulge in the invention can be effectively contacted with the wall of the rigid metal tube, thus the current and signal can be efficiently transmitted, and the contact intermittent disconnection time is less than 1 millisecond. The invention can not only insure that the connector has high performance, but also make the connector miniaturized.
Description
Technical field
The present invention relates to a kind of contact pin, relate in particular to a kind of connector pin, belong to parts in the umbilical connector, parts in the micro connector of high reliability request particularly, this contact pin forms by strands of metal wire is stranded, and volume is less, the resilient contact that belongs to a kind of microminiaturization, mainly be assemblied in the connector of plug-in, particularly be assemblied in the micro connector of highly reliable requirement, be used for signal transmission or little current delivery.
Background technology
The contact that contact commonly used is had relatively high expectations in the electric connector generally includes contact pin and jack at present, wherein jack has groove as elastomeric contact jaw, these grooves have just formed the resilient contact reed, after contact pin inserts in the jack, thereby rubber-like reed and contact pin clamp and keep in touch with contact pin, thereby realize the function of connector.
But when the volume requirement of connector is little after to a certain degree, also can require as the jack volume of resilient contact more little, thereby fluting forms the traditional structure of elastic spring on the very little jack of external diameter, in technologic realization difficulty difficulty further.And the elastic spring that forms of fluting back also can be owing to structural strength not enough and reed quantity wait former very little thereby cause very little and the effectively too short phenomenon of contact length of contact point, thereby the poor reliability of connector is reduced, the wink break time lengthening of circuit.The pin structure reliability in the connector of small size that is to say traditional connector is not high, and the volume and weight of electric connector is all bigger, makes the volume of resilient contact commonly used be difficult to make microminiaturization and miniaturization.And at present a lot of equipment are all developing to miniaturization and microminiaturized direction, and high performance microminiaturized connector is to realize the device miniaturization important link, and link also is absolutely necessary.
Some microminiaturized connectors are also disclosed at present, as open day be 2008 09 month 24, publication number is in 201122763 the Chinese patent, to disclose a kind of micro connector; And for example open day is 2009 03 month 25, and publication number is in 101394036 the Chinese patent, to disclose micro connector and preparation method thereof; The day for announcing is on 05 21st, 2008 for another example, and notification number is in 201063372 the Chinese patent, to have announced a kind of new micro connector or the like, and it is comparatively complicated that the structure of these microminiaturized connectors becomes, the ability instability of connector transmission signals or electric current.Owing to all do not have high performance contact pin in these microminiaturized connectors, make that the structure of these connectors is comparatively complicated, the ability of connector transmission signals is relatively poor, thereby influences the overall performance of connector.
Summary of the invention
The objective of the invention is to overcome above shortcomings in the prior art, and a kind of reasonable in design is provided, low production cost can either be realized electric connector microminiaturization and lightness, can guarantee the connector pin of connector high reliability again.
The present invention addresses the above problem the technical scheme that is adopted: the characteristics of this connector pin are: comprise central metal silk and outer ring wire, described central metal silk comprises the 2-4 one metal wire, the clockwise stranded connection of this 2-4 one metal wire, described outer ring wire comprises the 6-9 one metal wire, the counterclockwise stranded connection of this 6-9 one metal wire, described outer ring wire is wrapped in the outside of central metal silk; Described each one metal wire welds mutually in the end on equidirectional, is provided with fusiform bulge in the described connector pin.Make the spindle bulge among the present invention effectively to contact thus with the wall of rigid metal tube, thereby transmission current or signal efficiently, and the contact wink break time is less than 1 millisecond, the present invention is guaranteeing the high performance while of connector, and connector is developed to microminiaturized and lightness direction.
Central metal silk of the present invention comprises 3 one metal wires, and described outer ring wire comprises 7 one metal wires.Make thus the present invention have bigger rigidity, and can effectively contact that data transmission efficiency is higher with rigid metal tube.
The two ends of connector pin of the present invention are hemispherical.Make that thus structure of the present invention is more firm.
The front portion of connector pin of the present invention is provided with fusiform bulge.Make that thus preparation of the present invention is more or less freely.
Material wiry of the present invention is a copper.Make thus of the present invention draw materials comparatively convenient.
Material wiry of the present invention is a beraloy.Make that thus the present invention has preferable performance, can more reliable transmission signals or little electric current.
The present invention compared with prior art, have the following advantages and effect: when the formed bulge of seven one metal wires is inserted in the jack of a rigidity in the wire of outer ring of the present invention, just form seven contact points with rigidity jack inwall, and fusiform bulge has certain elasticity, nearly seven contact points more effectively contact contact pin with the jack inwall, and electric current or signal just transmit by these seven contact points.The present invention is more than the contact point in the common contact, and each contact point all can effectively contact, thereby has increased the reliability of electric connector when contact greatly.
Central metal silk of the present invention is mainly used in the structural strength that increases connector pin, makes that structure of the present invention is more firm, has prolonged useful life of the present invention.The present invention has overcome common jack and be difficult to the difficulty of slotting after miniaturization, can replace the jack of slotting with the metal tube of a rigidity, minimum outer diameter of the present invention can be accomplished 0.2mm, thereby can make littler that the volume of umbilical connector does, and connector is developed to the direction of microminiaturization.
The present invention is simple in structure, and is easy to use, can improve the performance of connector greatly.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is that the embodiment of the invention is inserted the structural representation in the rigid metal tube.
Embodiment
The invention will be further described below in conjunction with accompanying drawing and by embodiment.
Embodiment:
Referring to Fig. 1 and Fig. 2, the present invention includes central metal silk and outer ring wire, the outer ring wire is wrapped in the outside of central metal silk, central metal silk in the present embodiment comprises 3 one metal wires, the clockwise stranded connection of this 3 one metal wire, just the central metal silk is twisted into twisted shape by 3 one metal wires, and the central metal silk among the present invention can comprise the 2-4 one metal wire.
Outer ring wire among the present invention is wrapped in the outside of central metal silk, outer ring wire in the present embodiment comprises 7 one metal wires, the counterclockwise stranded connection of this 7 one metal wire, that is to say that the outer ring wire is twisted into twisted shape by 7 one metal wires, the outer ring wire among the present invention can comprise the 6-9 one metal wire.Wire in the present embodiment is the beraloy silk, also can use the wire of other materials among the present invention, as copper wire etc.Central metal silk in the present embodiment is stranded clockwise, and the outer ring wire is stranded counterclockwise, only need central metal silk and outer ring direction of lay wiry just passable on the contrary in fact among the present invention, that is to say that the present invention also can be that the central metal silk is counterclockwise stranded, and outer ring wire clockwise direction is stranded.Central metal silk among the present invention and outer ring direction of lay wiry is opposite, makes that structure of the present invention is more firm, has promoted the performance of connector to a certain extent.
Each one metal wire in central metal silk of the present invention and the outer ring wire is fixed with welding manner in the end on equidirectional, the left end that is each one metal wire among the present invention welds mutually at welding ends 2 places, and the right-hand member of each one metal wire welds mutually at No. two welding ends 3 places among the present invention, that is to say the end welding mutually respectively of each one metal wire that is positioned at two ends, the left and right sides in the present invention, so not only strengthened intensity of the present invention, can also prevent that the wire among the present invention from scattering.Two ends of the present invention are hemispherical, and promptly a welding ends 2 and No. two welding endss 3 all are hemispherical, and this just makes that structure of the present invention is more firm, uses convenient.Be provided with a bulge 1 among the present invention, this bulge 1 is a spindle, bulge 1 is positioned at the front portion of contact pin, be that bulge 1 position in the present invention is the position near one 4 of contact pin, because one 4 of contact pin will insert in the rigid metal tube 6, and contact pin other end 5 be with connector in miscellaneous part fix, can be fixed on the convenient parts that connect lead as contact pin other end 5, bulge 1 usually and the close together of one 4 of contact pin.The present invention also can be provided with the position of bulge 1 according to actual needs, as also bulge 1 being arranged on middle part of the present invention.
The invention belongs to parts in the umbilical connector, rigid metal tube 6 in the present invention and the connector is complementary, the present invention in use, contact pin other end 5 is fixed in the connector, one 4 of contact pin inserts in the rigid metal tube 6 of connector among the present invention, and bulge 1 is also inserted in the rigid metal tube 6, and the present invention has just fully contacted with the inwall of rigid metal tube 6 reliably by bulge 1.Have 7 contact points in the present embodiment between bulge 1 and the rigid metal tube 6, this just makes whole connector have signal transmission capabilities preferably, has improved the performance of connector greatly.Number and the outer ring radical wiry of the contact point among the present invention between bulge 1 and the rigid metal tube 6 is identical.
When the present invention contacts with rigid metal tube 6, be connected in the rigid metal tube 6 by the generation elastic deformation of bulge of the present invention 1 place and with pincard, that is to say and use in the connector of the present invention, jack can adopt the metal tube of rigidity, so, in the preparation connector, jack can be done very thin the time, can also guarantee the mechanical strength of jack.Promptly use umbilical connector of the present invention can be prepared into miniaturization and microminiaturized connector, and this miniaturization and microminiaturized connector sound construction not only, and function admirable, transmission signals that can be stable or electric current.Existing the only suitable contact center distance of open flume type contact is greater than the electric connector of 2.54mm in the metal tube jack, and this connector is difficult to make miniaturization and microminiaturization; And use in the connector of the present invention, the minimum outer diameter of contact can be accomplished 0.2mm, thereby can make each contact center distance of electric connector of making have only 0.635mm.
Above content described in this specification only is to structure example of the present invention explanation.The technical staff of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present invention or surmount the defined scope of these claims, all should belong to protection scope of the present invention.
Claims (6)
1, a kind of connector pin, it is characterized in that: comprise central metal silk and outer ring wire, described central metal silk comprises the 2-4 one metal wire, the clockwise stranded connection of this 2-4 one metal wire, described outer ring wire comprises the 6-9 one metal wire, the counterclockwise stranded connection of this 6-9 one metal wire, described outer ring wire is wrapped in the outside of central metal silk; Described each one metal wire welds mutually in the end on equidirectional, is provided with fusiform bulge in the described connector pin.
2, connector pin according to claim 1 is characterized in that: described central metal silk comprises 3 one metal wires, and described outer ring wire comprises 7 one metal wires.
3, connector pin according to claim 1 and 2 is characterized in that: the two ends of described connector pin are hemispherical.
4, connector pin according to claim 1 and 2 is characterized in that: the front portion of described connector pin is provided with fusiform bulge.
5, connector pin according to claim 1 and 2 is characterized in that: described material wiry is a copper.
6, connector pin according to claim 1 and 2 is characterized in that: described material wiry is a beraloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100974385A CN101515679A (en) | 2009-04-02 | 2009-04-02 | Connector pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100974385A CN101515679A (en) | 2009-04-02 | 2009-04-02 | Connector pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101515679A true CN101515679A (en) | 2009-08-26 |
Family
ID=41040022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100974385A Pending CN101515679A (en) | 2009-04-02 | 2009-04-02 | Connector pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101515679A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737143A (en) * | 2013-12-27 | 2014-04-23 | 中国电子科技集团公司第二十研究所 | Welding tool for antenna lining plate and micro connector |
| CN104953307A (en) * | 2015-06-05 | 2015-09-30 | 吕永锋 | Fuzzy button |
| CN108188419A (en) * | 2017-12-04 | 2018-06-22 | 沈阳兴华航空电器有限责任公司 | For the cutoff tool of electric connector contact pin reversing processing and reversing processing method |
| CN110594258A (en) * | 2019-08-30 | 2019-12-20 | 泉州极简机器人科技有限公司 | Fixed knot of bed board constructs and beddo |
| CN117271413A (en) * | 2023-11-21 | 2023-12-22 | 成都电科星拓科技有限公司 | Circuit and method for supporting hot plug |
-
2009
- 2009-04-02 CN CNA2009100974385A patent/CN101515679A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737143A (en) * | 2013-12-27 | 2014-04-23 | 中国电子科技集团公司第二十研究所 | Welding tool for antenna lining plate and micro connector |
| CN103737143B (en) * | 2013-12-27 | 2016-08-17 | 中国电子科技集团公司第二十研究所 | Antenna liner plate micro connector welding tooling |
| CN104953307A (en) * | 2015-06-05 | 2015-09-30 | 吕永锋 | Fuzzy button |
| CN108188419A (en) * | 2017-12-04 | 2018-06-22 | 沈阳兴华航空电器有限责任公司 | For the cutoff tool of electric connector contact pin reversing processing and reversing processing method |
| CN110594258A (en) * | 2019-08-30 | 2019-12-20 | 泉州极简机器人科技有限公司 | Fixed knot of bed board constructs and beddo |
| CN117271413A (en) * | 2023-11-21 | 2023-12-22 | 成都电科星拓科技有限公司 | Circuit and method for supporting hot plug |
| CN117271413B (en) * | 2023-11-21 | 2024-02-02 | 成都电科星拓科技有限公司 | Circuit and method for supporting hot plug |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Open date: 20090826 |