CN104682038B - A kind of heavy-current cable connector contact connected structure - Google Patents
A kind of heavy-current cable connector contact connected structure Download PDFInfo
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- CN104682038B CN104682038B CN201510067741.6A CN201510067741A CN104682038B CN 104682038 B CN104682038 B CN 104682038B CN 201510067741 A CN201510067741 A CN 201510067741A CN 104682038 B CN104682038 B CN 104682038B
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- Prior art keywords
- contact
- inner sleeve
- jack
- sleeve
- contact pin
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/28—End pieces consisting of a ferrule or sleeve
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- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to cable connector industry, be specifically related to heavy-current cable connector contact.To be solved technical problem is that overcomes the high cost of the contact of heavy-current cable connector in prior art, the shortcoming that structural manufacturing process is complicated, it is provided that the heavy-current cable connector contact of a kind of new structure.Traditional big current contact is all to arrange elastic component at jack inwall, the present invention breaks through Traditional Thinking, bring a kind of brand-new current cable connector contact, dexterously elastic component is arranged on contact pin by arranging wavy thin resilient sleeve on contact pin, efficiently solves the requirement of many contact points between big current contact, and jack contacts with contact pin reliable and stable, contact engaging and separating force is less, and be hardly damaged, processing technique is simple, effectively provides cost savings.
Description
Technical field
The present invention relates to cable connector industry, be specifically related to heavy-current cable connector contact.
Technical background
Cable connector mainly realizes the connection of circuit by its internal contact, typically company
Connecing device connecting end surface and be provided with jack, the connecting end surface of the adapter of another side is provided with contact pin, two edge connectors
Realize plugging together of contact pin and jack when docking, plug together after putting in place again by arranging on the connector jacket of both sides
Interlock by both sides connector locking connect, when connector locking state, by interlock pair
The connected structure of contact pin and jack applies coupling mechanism force, closely plugs together ensureing that contact pin and jack are constantly in
State, so that it is guaranteed that the stable transmission of electric current.It is tight in order to ensure the contact after plugging conveniently and plugging together,
In prior art, being typically elastic component by socket design, current jack structure mainly has three kinds of forms, and one
Being slice structure jack, its simple in construction, is also the most frequently used structure, and usual chip jack has 1 to 2
2 to 4 contact points are produced when individual contact chip, socket and plug match；Two is sheet spring structure jack, sheet
Laying 1 to 2 sheet spring coils in spring formula jack, each spring coil is made up of multiple spring leafs, all bullets
Reed encircles the most inwards, and composition has resilient turn, when jack and contact pin match, each spring leaf
All contact with contact pin and produce extruding force, it is ensured that multiple spot stably contacts；Three is coil spring structure jack, line
The structure of spring socket is similar with the structure of sheet spring socket, and simply wire spring socket is made up of spring wire, all
Spring wire encircles into a turn the most inwards, and when jack and contact pin match, every spring wire is all and contact pin
Contacting and produce extruding force, its contact point is more than sheet spring structure jack and more stable, and contact engaging and separating force is less.
Therefore, the contact of current heavy-current cable connector the most all can select wire spring type jack structure, but
Although wire spring type jack function admirable, but complex process, being easily damaged, cost is the highest.Along with electricity
The development of the industries such as electrical automobile, the demand of big current contact is also sharply increasing, in order to reduce cost,
A kind of structure of design, the simple contact of technique become a kind of in the urgent need to.
Summary of the invention
The technical problem to be solved is to overcome the contact of heavy-current cable connector in prior art
The high cost of part, the shortcoming that structural manufacturing process is complicated, it is provided that the high-current cable of a kind of new structure connects
Device contact.
For solving above-mentioned technical problem, the technical solution of the present invention is:
A kind of heavy-current cable connector contact connected structure, described contact includes contact pin and jack；
It is characterized in that: described contact pin rear end is provided with overcoat, the front end that described contact pin is used for plugging together with jack is provided with
Inner sleeve and be arranged on inner sleeve outermost wavy thin resilient sleeve；The afterbody of described inner sleeve is socketed in institute
Stating in the front end inner bore of step of overcoat, inner sleeve afterbody is also cased with spring, described spring is arranged on inner sleeve tail
In step surface set by portion and overcoat endoporus between set step surface, described inner sleeve can be at the endoporus of overcoat
Between move axially, inner sleeve tail end is provided with and prevents its position limiting structure deviate from from overcoat；Work as contact pin
Plugging together in jack, contact pin front end face stress makes inner sleeve be moved rearwards by, described spring-compressed, simultaneously wave
Shape thin-wall elastic sleeve deforms upon and makes described wavy thin resilient sleeve external diameter become big, until wavy thin
Resilient sleeve outer surface is in close contact with jack inwall.
Preferred version one, described wavy thin resilient sleeve rear end is affixed with overcoat front end, described inner sleeve set
The outer wall of the part being located in wavy thin resilient sleeve is waveform curved surface；In contact pin plugs together jack,
The front end face stress of contact pin makes inner sleeve be moved rearwards by, and the waveform curved surface of outer wall of inside race is by wavy thin bullet
Property set outwards strut, until wavy thin resilient sleeve outer surface and jack inwall are in close contact.
Preferred version two, described wavy thin resilient sleeve rear end is affixed with overcoat front end, described inner sleeve set
Being located in wavy thin resilient sleeve, the front end of described inner sleeve is affixed with the front end of wavy thin resilient sleeve；
In contact pin plugs together jack, the front end face stress of contact pin makes inner sleeve be moved rearwards by, and wavy thin is elastic
Two ends stress before and after set, makes wavy thin resilient sleeve deform upon external diameter and becomes big, until waveform is thin
Wall resilient sleeve outer surface is in close contact with jack inwall.
Preferably, the position limiting structure of the Anti-extrusion that described inner sleeve tail end is provided with is for friction tight with inner sleeve tail end
Pad, described pad matches with the stepped hole of jacket internal, prevents inner sleeve from sliding from overcoat for spacing
Go out.
Preferably, the outer wall of overcoat is provided with step surface, and described step surface matches with the front end face of jack,
The degree of depth of jack is inserted for limiting contact pin.
The present invention can bring following beneficial effect:
The present invention breaks through Traditional Thinking, brings a kind of brand-new current cable connector contact, dexterously
Elastic component is arranged on contact pin, efficiently solves the requirement of many contact points between big current contact,
And jack contacts reliable and stable with contact pin, contact engaging and separating force is less, and is hardly damaged, and processing technique is simple,
Effectively provide cost savings.
Accompanying drawing explanation
The overcoat of Fig. 1: the preferred embodiment of the present invention one and wavy thin resilient sleeve integrative-structure schematic diagram
The inner sleeve structural representation of Fig. 2: the preferred embodiment of the present invention one
The contact pin jack of Fig. 3: the preferred embodiment of the present invention one is not seated view
The contact pin jack of Fig. 4: the preferred embodiment of the present invention one plugs together the view that puts in place
The wavy thin resilient sleeve schematic diagram of Fig. 5: the preferred embodiment of the present invention two
The inner sleeve structural representation of Fig. 6: the preferred embodiment of the present invention two
The jacket structure schematic diagram of Fig. 7: the preferred embodiment of the present invention two
The contact pin jack of Fig. 8: the preferred embodiment of the present invention two is not seated view
The contact pin jack of Fig. 9: the preferred embodiment of the present invention two plugs together the view that puts in place
Detailed description of the invention
It is described in further detail with a pair present invention of embodiment below in conjunction with the accompanying drawings.
The preferred embodiments of the present invention one, in conjunction with seeing Fig. 1, Fig. 2, Fig. 3, Fig. 4.Its operation principle
As follows: contact pin mainly by with the overcoat 1 of wavy thin resilient sleeve integral structure, inner sleeve 2, spring 3,
Pad 4 forms.Wavy thin resilient sleeve is the thin-wall sleeve made of elastic metallic material, its outer surface
11, inner surface 12 is waveform curved-surface structure.In the present embodiment this kind of wavy thin resilient sleeve with
Overcoat 1 is integrated, and is arranged on overcoat 1 front end.Inner sleeve 2 front portion is set in wavy thin bullet
Property set internal, afterbody is set in the rear end step endoporus of overcoat 1.The head of inner sleeve 2 is provided with a step
Face 21, the outer wall of inner sleeve 2 front portion is the waveform curved-surface structure shape with wavy thin resilient sleeve inwall
Consistent curved-surface structure 22.Inner sleeve 2 afterbody is also arranged with spring 3, and spring 3 is arranged on inner sleeve 2 afterbody
In upper set step surface 23 and overcoat 1 endoporus between set step surface 13.Pad 4 and described inner sleeve 2
Tail end 24 form tight fit, and coordinate restriction inner sleeve 2 and overcoat 1 with the stepped hole 14 of jacket internal
Position, prevent inner sleeve 2 from skidding off from overcoat 1.
Go out as shown in Figure 3, Figure 4 plugs together process.(the ginseng when being not yet seated during contact pin has just inserted jack 10
See Fig. 3), inner sleeve 2, under the effect of spring 3 elastic force, is in extended state, and the waveform of its outer wall is bent
The waveform curved-surface structure laminating of face structure and wavy thin resilient sleeve inwall, at this moment wavy thin bullet
Property set the most do not deform upon, can easily plug together in jack 10, when plugging together certain depth, insert
Bottom surface, hole 10 withstands on contact pin front end, and the front end face stress of contact pin makes inner sleeve 2 be moved rearwards by and drive waveform
Thin-wall elastic sleeve progressively deforms upon and outwards struts, until jack 10 front end face withstands on the outer step of overcoat 1
On face, at this moment it is in contact pin jack and plugs together the state of putting in place (seeing Fig. 4), the waveform curved surface 22 of inner sleeve 2
Crest overlap with the crest of the inwall 12 of wavy thin resilient sleeve, thus by wavy thin resilient sleeve
Outwards strut to maximum, make wavy thin resilient sleeve outer surface be in close contact with jack 10 inwall.
With embodiment two, this utility model is described in further detail below in conjunction with the accompanying drawings.
The preferred embodiments of the present invention two, in conjunction with seeing Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9.Its work
Principle is as follows: contact pin is mainly by wavy thin resilient sleeve 5, inner sleeve 6, spring 7, pad 8, overcoat 9
Composition.Wavy thin resilient sleeve 5 be with elastic metallic material make inner surface 51, outer surface 52 equal
For the thin-wall sleeve of waveform curved surface, wavy thin resilient sleeve 5 front and back end is designed with flange 53, overcoat 9
Head outer wall is provided with a groove 71, and wavy thin resilient sleeve 5 aft end flange is fixed in groove 71, inner sleeve 6
Head is provided with a groove 62, and wavy thin resilient sleeve 5 front end boss is fixed in groove 62.Inner sleeve 6 is anterior
Being set in wavy thin resilient sleeve 5 internal, afterbody is set in the inner bore of step of overcoat 9.Inner sleeve 6
Afterbody is also arranged with spring 7, and spring 7 is arranged on inner sleeve 6 afterbody in set step surface 61 and overcoat 9
In hole between set step surface 72.Pad 8 forms tight fit, and and overcoat with the tail end of described inner sleeve 6
Stepped hole 73 within 9 coordinates restriction inner sleeve 6 and the position of overcoat 9, prevents inner sleeve 6 from overcoat 9
Skid off.
Go out as shown in Figure 8, Figure 9 plugs together process.(the ginseng when being not yet seated during contact pin has just inserted jack 10
See Fig. 8), inner sleeve 6, under the effect of spring 7 elastic force, is in extended state, at this moment wavy thin bullet
Property set 5 the most do not deform upon, can easily plug together in jack 10, when plugging together certain depth,
Jack 10 bottom surface withstands on contact pin front end, and the front end face stress of contact pin makes inner sleeve 6 be moved rearwards by and drive wave
Shape thin-wall elastic sleeve 5 progressively deforms upon external diameter and becomes big, until jack 10 front end face withstands on overcoat 9 between outer land
On terrace, being at this moment in contact pin jack and plug together the state of putting in place (seeing Fig. 9), at this moment wavy thin is elastic
Overlapping 5 external diameters and fade to maximum, wavy thin resilient sleeve 5 outer surface is in close contact with jack 10 inwall.
When contact pin is extracted from jack by needs, under the common effect of the elastic force being inside enclosed within pulling force and spring
Recovering normal condition, the deformation of wavy thin resilient sleeve disappears, it is not necessary to the biggest contact engaging and separating force just can be light
Pine contact pin is extracted from jack.
Claims (5)
1. a heavy-current cable connector contact connected structure, described contact includes contact pin and jack；
It is characterized in that: described contact pin rear end is provided with overcoat, the front end that described contact pin is used for plugging together with jack is provided with
Inner sleeve and be arranged on inner sleeve outermost wavy thin resilient sleeve；The afterbody of described inner sleeve is socketed in institute
Stating in the front end inner bore of step of overcoat, inner sleeve afterbody is also cased with spring, described spring is arranged on inner sleeve tail
In step surface set by portion and overcoat endoporus between set step surface, described inner sleeve can be at the endoporus of overcoat
Between move axially, inner sleeve tail end is provided with and prevents its position limiting structure deviate from from overcoat；Work as contact pin
Plugging together in jack, contact pin front end face stress makes inner sleeve be moved rearwards by, described spring-compressed, simultaneously wave
Shape thin-wall elastic sleeve deforms upon and makes described wavy thin resilient sleeve external diameter become big, until wavy thin
Resilient sleeve outer surface is in close contact with jack inwall.
2., according to a kind of heavy-current cable connector contact connected structure described in claim 1, it is special
Levy and be: described wavy thin resilient sleeve rear end is affixed with overcoat front end, and described inner sleeve is set in wave
The outer wall of the part in shape thin-wall elastic sleeve is waveform curved surface；In contact pin plugs together jack, contact pin
Front end face stress makes inner sleeve be moved rearwards by, the waveform curved surface of outer wall of inside race by wavy thin resilient sleeve to
Strut outward, until wavy thin resilient sleeve outer surface is in close contact with jack inwall.
3., according to a kind of heavy-current cable connector contact connected structure described in claim 1, it is special
Levy and be: described wavy thin resilient sleeve rear end is affixed with overcoat front end, and described inner sleeve is set in wave
In shape thin-wall elastic sleeve, the front end of described inner sleeve is affixed with the front end of wavy thin resilient sleeve；Work as contact pin
Plugging together in jack, the front end face stress of contact pin makes inner sleeve be moved rearwards by, before wavy thin resilient sleeve
Rear two ends stress, makes wavy thin resilient sleeve deform upon external diameter and becomes big, until wavy thin is elastic
Set outer surface is in close contact with jack inwall.
4. according to a kind of heavy-current cable connector contact connected structure described in Claims 2 or 3,
It is characterized in that: the position limiting structure of the Anti-extrusion that described inner sleeve tail end is provided with is for friction tight with inner sleeve tail end
Pad, described pad matches with the stepped hole of jacket internal, prevents inner sleeve from sliding from overcoat for spacing
Go out.
5. according to the described a kind of heavy-current cable connector contact connected structure described in claim 4,
It is characterized in that: the outer wall of overcoat is provided with step surface, described step surface matches with the front end face of jack,
The degree of depth of jack is inserted for limiting contact pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510067741.6A CN104682038B (en) | 2015-02-09 | 2015-02-09 | A kind of heavy-current cable connector contact connected structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510067741.6A CN104682038B (en) | 2015-02-09 | 2015-02-09 | A kind of heavy-current cable connector contact connected structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104682038A CN104682038A (en) | 2015-06-03 |
| CN104682038B true CN104682038B (en) | 2017-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510067741.6A Active CN104682038B (en) | 2015-02-09 | 2015-02-09 | A kind of heavy-current cable connector contact connected structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN104682038B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811141A (en) * | 2016-03-21 | 2016-07-27 | 中航光电科技股份有限公司 | Electrical connector and jack and outer sleeve thereof |
| CN113903525B (en) * | 2021-09-30 | 2023-11-03 | 浙江亘古电缆股份有限公司 | Modified polypropylene power cable |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3412877A1 (en) * | 1984-04-05 | 1985-10-17 | Otto Dunkel GmbH Fabrik für elektrotechnische Geräte, 8260 Mühldorf | METHOD FOR PRODUCING CONTACT SPRING SOCKETS |
| CA2715398C (en) * | 2008-02-21 | 2016-05-03 | Mark L. Melni | Electrical connectors and methods of manufacturing and using same |
| CN101707297B (en) * | 2009-09-30 | 2012-06-13 | 中航光电科技股份有限公司 | Floating water sealing coaxial electric connector |
| CN204391312U (en) * | 2015-02-09 | 2015-06-10 | 中国电子科技集团公司第二十三研究所 | A kind of novel heavy-current cable connector contact connected structure |
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| CN104682038A (en) | 2015-06-03 |
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