CN105470682A - Jack and electric connector using same - Google Patents
Jack and electric connector using same Download PDFInfo
- Publication number
- CN105470682A CN105470682A CN201510838018.3A CN201510838018A CN105470682A CN 105470682 A CN105470682 A CN 105470682A CN 201510838018 A CN201510838018 A CN 201510838018A CN 105470682 A CN105470682 A CN 105470682A
- Authority
- CN
- China
- Prior art keywords
- end ring
- jack
- cage
- rear cover
- rear end
- 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.)
- Granted
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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
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
- H01R13/187—Pins, blades or sockets having separate spring member for producing or increasing contact pressure with spring member in the socket
Abstract
The invention relates to a jack and an electric connector using the same. The jack includes a rear sleeve and a cage leaf spring which is fixed in the inner hole of the rear sleeve through a fixing structure; the cage leaf spring is composed of a front end ring, a rear end ring and a connecting linear spring bar arranged between the front end ring and the rear end ring; the fixing structure comprises a rear stopping surface which is matched with the rear end ring so as to limit the cage leaf spring from moving backwards, the stopping direction of the rear stopping surface facing forwards; the fixing structure also comprises a front sleeve located at the front end of the rear sleeve; the front end ring is clamped between the front sleeve and the rear sleeve; the front end of the front sleeve is provided with an outwards-turned edge which is matched with the rear sleeve; and the rear end surface of the outwards-turned edge is in stopping matching with the front end ring so as to limit the cage leaf spring from moving forwards. With the jack and the electric connector using the same of the invention adopted, the problem of large radial size of a jack caused by a situation that a cage leaf spring is fixed through an inner sleeve and an outer sleeve can be solved.
Description
Technical field
The present invention relates to a kind of jack and use the electric connector of this jack.
Background technology
In electric connector field, temperature rise and connect-disconnect life for transmitting the major design index of the contact of big current, a lot of military-civil electronic equipment, for temperature rise, all there are strict requirements, temperature rise is too high, mean that operating personnel exist scald risk, temperature rise is too high also means that the ambient temperature of equipment permission work reduces, limit some occasion application (as engine environment etc. ".Connect-disconnect life height then means the reduction of cost, for some application scenario particularly important (as charging electric vehicle rifle).In-depth analysis shows, the most important factor of temperature rise and connect-disconnect life is the contact engaging and separating force of contact, and contact engaging and separating force determines contact resistance, and contact resistance determines temperature rise, and contact engaging and separating force is less, and plug wearing and tearing are fewer, and connect-disconnect life is higher.
Research finds, the cage sheet spring of hyperboloid structure can reduce contact resistance when plugging, reduce contact engaging and separating force simultaneously, ensure connect-disconnect life, the jack " hat spring cage contact pin jack assembly and jack thereof " disclosed in Chinese patent CN102005663A of this cage sheet of existing use spring, the spring assembly comprising rear cover and be arranged in rear cover, spring assembly comprises inner sleeve, overcoat and hat spring, hat spring and cage sheet spring, before arranging before and after hat spring comprises, rear end ring, before, connecting line spring bar has been wholely set between rear end ring, the bearing of trend of each connecting line spring bar is crossing with the axial space of two end ring and relative to the axis of end ring with trend deflection, two end ring arranged outside have to be routed up by the two-port of interior adapter sleeve and in being pressed in respectively, overhanging structure between overcoat.In use, contact pin inserts in the endoporus of hat spring along the longitudinal direction, and connecting line spring bar tightly envelope, at the outer surface of contact pin, adds contact area, and therefore under identical contact, contact resistance is lower, and correspondingly temperature rise is also lower; In addition, contact pin inserts in the process of hat spring, and connecting line spring bar is out of shape gradually, and swapping process is more soft, and plug wearing and tearing are little, therefore have higher connect-disconnect life.Existing this hat spring Problems existing is: realize fixing hat spring by inside and outside cover, Eversible structure need be set on hat spring on the one hand, cause hat spring materials to increase, inside and outside cover also can increase the radial dimension of jack in addition, and requires also higher to the assembly precision of hat spring.
Summary of the invention
The object of the present invention is to provide a kind of jack, causing because fixing cage sheet spring by inside and outside cover the problem that jack radial dimension is larger to solve in prior art; The present invention also aims to provide a kind of electric connector using this jack.
In order to solve the problem, in the present invention, the technical scheme of electric connector is:
A kind of jack, comprise rear cover and be fixed on the cage reed in the endoporus of rear cover by fixed structure, cage reed is by front end ring, rear end ring and before being arranged at, connecting line spring bar between rear end ring is formed, fixed structure comprise block direction forward for coordinating the rear stopping surface to limit the movement backwards of cage reed with rear end ring block, fixed structure also comprises the protheca being arranged at described rear cover front end, front end ring is located between protheca and rear cover, the front end of protheca is provided with and turns edge with rear the outer of cover secure fit, the rear end face turned edge outward coordinates with front end ring block and moves forward to limit cage sheet spring.
The leading section of rear cover is for the described outer mounting cylinder loaded that turns edge, and mounting cylinder by described by closing up turn edge fixing and/or turns edge outward and mounting cylinder interference fit outward.
In the present invention, the technical scheme of electric connector is:
Electric connector, comprise housing and be arranged at the jack on housing, jack is comprised rear cover and is fixed on the cage reed in the endoporus of rear cover by fixed structure, cage reed is by front end ring, rear end ring and before being arranged at, connecting line spring bar between rear end ring is formed, fixed structure comprise block direction forward for coordinating the rear stopping surface to limit the movement backwards of cage reed with rear end ring block, fixed structure also comprises the protheca being arranged at described rear cover front end, front end ring is located between protheca and rear cover, the front end of protheca is provided with and turns edge with rear the outer of cover secure fit, the rear end face turned edge outward coordinates with front end ring block and moves forward to limit cage sheet spring.
The leading section of rear cover is for the described outer mounting cylinder loaded that turns edge, and mounting cylinder by described by closing up turn edge fixing and/or turns edge outward and mounting cylinder interference fit outward.
Beneficial effect of the present invention is: electric connector is when assembling, cage sheet spring is encased in the endoporus of rear cover, after the step surface of block step that puts and rear end ring block time, cage sheet spring is seated, put after subsequently protheca being assembled to, outer on protheca turns edge and can limit cage sheet spring and move forward, thus limit the radial and axial movement of cage sheet spring, fixed structure in the present invention by with cage sheet spring before, rear end ring coordinates and realizes fixing cage sheet spring, in not needing to arrange, overcoat, the radial dimension of jack can be reduced, now cage sheet spring does not need to arrange Eversible structure, decrease materials and the manufacture difficulty of cage sheet spring.
Accompanying drawing explanation
Fig. 1 is the structural representation of jack in an embodiment of electric connector in the present invention, is also the structural representation of an embodiment of jack in the present invention simultaneously;
Fig. 2 is the A place enlarged drawing in Fig. 1;
Fig. 3 is the structural representation of cage sheet spring in Fig. 1;
Fig. 4 is the structural representation of stamping spring in cage sheet spring manufacturing process;
Fig. 5 is the structural representation of Fig. 4 when being rolled into straight tube matrix spring;
Fig. 6 is the structural representation of the matching used twisting fixture with Fig. 5;
Fig. 7 is the stereogram of Fig. 6.
Embodiment
The embodiment of electric connector is as shown in Fig. 1 ~ 3: the jack comprising housing (not shown) and be arranged on housing, and housing belongs to prior art, no longer believes description at this to its structure.Jack is comprised rear cover 4 and is fixed on the cage sheet spring 2 in the endoporus of rear cover by fixed structure, cage sheet spring 2 is by front end ring 8, rear end ring 5 and before being integrally formed at, connecting line spring bar 11 between rear end ring is formed, connecting line spring bar 11 is bearing of trend and front, the axial space of rear end ring intersects and relative to front, the axis of rear end ring is with the hyperboloid structure of trend deflection, before, the endoporus of rear end ring is respectively for the reference column adaptive insertion along the longitudinal direction of corresponding twisting fixture, before, rear end ring is all arranged at intervals with three spline keyways 9 around circumference, spline keyway radially runs through corresponding end ring, spline keyway for the spline key spline inserting on twisting fixture.Fixed structure comprise block direction forward for coordinating the rear stopping surface to limit the movement backwards of cage sheet spring with the rear end ring block of cage sheet spring, rear stopping surface is made up of the step surface of block step 3 on the endoporus being arranged at rear cover, fixed structure also comprises the protheca 6 being arranged at rear cover front end, front end ring 8 is located between protheca 6 and rear cover, the front end of protheca is provided with and turns edge 7 with the outer of rear cover secure fit, the rear end face turned edge outward coordinates with front end ring 8 block and moves forward to limit cage sheet spring, the leading section of rear cover is for the described outer mounting cylinder 10 loaded that turns edge, mounting cylinder 10 by close up by described outer turn edge fixing, outer 7 and mounting cylinder 10 interference fit of turning edge simultaneously.
The manufacturing process of the cage sheet spring of this electric connector is: first to sheet-metal press working, stamp out stamping spring as shown in Figure 4, in this process, connecting line spring bar 11 and spline keyway 9 are all stamped shaping, secondly stamping spring is rolled into straight tube matrix spring as shown in Figure 5, before in this process, rear end ring forming, only connecting line spring bar is that straight spring bar does not deflect, finally utilize supporting twisting fixture 12, twisting fixture is as shown in Fig. 6 ~ 7, twisting fixture comprises chuck body 13, chuck body 13 is provided with for the reference column 15 in the adaptive endoporus inserting corresponding end ring along the longitudinal direction, the periphery of reference column 15 is provided with the spline key 14 that arrange corresponding to spline keyway, insert in the process of the endoporus of end ring at reference column, spline key 14 is also inserted in corresponding spline keyway 9, then twisting fixture is exerted a force, before twisting fixture drives, rear end ring rotates in the opposite direction, connecting line spring bar is made to form bearing of trend and front, the axial space of rear end ring intersects and relative to front, the axis of rear end ring is with the hyperboloid structure of trend deflection, reference column can prevent hyperboloid structure in forming process, before, there is distortion in rear end ring, the forming process of hyperboloid structure is simple and convenient.Electric connector is when assembling, cage sheet spring is encased in the endoporus of rear cover, after the step surface of block step that puts and rear end ring block time, cage sheet spring is seated, put after subsequently protheca being encased in, outer on protheca turn edge with after the mounting cylinder interference fit that puts to realize the fixing of protheca, for ensureing constant intensity, turn edge after being seated outside, mounting cylinder is closed up, turn edge outside making fixing more firm, the present invention adopts protheca to coordinate with block step and realizes fixing cage sheet spring, fixed structure is simple and convenient, save the materials of cage sheet spring, also can reduce the radial dimension of jack simultaneously.
In other embodiment of this electric connector: the number of spline keyway can also be one, two or other number; Spline keyway also can not radially run through corresponding end ring, such as spline keyway is arranged on the inner peripheral surface of end ring, certain spline keyway also can be arranged on the outer peripheral face of end ring, now need to make the appropriate adjustments the structure of twisting fixture, if the thickness of cage sheet spring is thicker, spline keyway can also be arranged in end ring and not be connected with the inside and outside side face of end ring; Certain spline keyway also can be made up of the radial hole be arranged on corresponding end ring, now can on the reference column of twisting fixture hinged turning power transmission arm, arrange in the end of power transmission arm and be used for radially inserting the spline key of radial hole; Block step also can not be established, and now can arrange jump ring at the rear side of rear end ring, and the front end face of jump ring forms rear stopping surface; Mounting cylinder close up and turn edge outward with mounting cylinder interference fit in also can only take one of them means to realize externally to turn edge fixing, certainly outer turn edge also can be fixedly welded on after put; Connecting line spring bar may not be hyperboloid structure, such as connecting line spring bar is the string of a hat structure of middle part through closing waist process, and in this structure, connecting line spring bar does not deflect.
The embodiment of jack is as shown in Fig. 1 ~ 3: the concrete structure of jack is identical with the jack described in above-mentioned each electric connector embodiment, and in this not go into detail.
Claims (4)
1. a jack, comprise rear cover and be fixed on the cage reed in the endoporus of rear cover by fixed structure, it is characterized in that: cage reed is by front end ring, rear end ring and before being arranged at, connecting line spring bar between rear end ring is formed, fixed structure comprise block direction forward for coordinating the rear stopping surface to limit the movement backwards of cage reed with rear end ring block, fixed structure also comprises the protheca being arranged at described rear cover front end, front end ring is located between protheca and rear cover, the front end of protheca is provided with and turns edge with rear the outer of cover secure fit, the rear end face turned edge outward coordinates with front end ring block and moves forward to limit cage sheet spring.
2. jack according to claim 1, is characterized in that: the leading section of rear cover is for the described outer mounting cylinder loaded that turns edge, and mounting cylinder by described by closing up turn edge fixing and/or turns edge outward and mounting cylinder interference fit outward.
3. electric connector, comprise housing and be arranged at the jack on housing, jack is comprised rear cover and is fixed on the cage reed in the endoporus of rear cover by fixed structure, it is characterized in that: cage reed is by front end ring, rear end ring and before being arranged at, connecting line spring bar between rear end ring is formed, fixed structure comprise block direction forward for coordinating the rear stopping surface to limit the movement backwards of cage reed with rear end ring block, fixed structure also comprises the protheca being arranged at described rear cover front end, front end ring is located between protheca and rear cover, the front end of protheca is provided with and turns edge with rear the outer of cover secure fit, the rear end face turned edge outward coordinates with front end ring block and moves forward to limit cage sheet spring.
4. electric connector according to claim 3, is characterized in that: the leading section of rear cover is for the described outer mounting cylinder loaded that turns edge, and mounting cylinder by described by closing up turn edge fixing and/or turns edge outward and mounting cylinder interference fit outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510838018.3A CN105470682B (en) | 2015-07-22 | 2015-11-26 | A kind of jack and the electric connector using the jack |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015104332104 | 2015-07-22 | ||
| CN201510433210 | 2015-07-22 | ||
| CN201510838018.3A CN105470682B (en) | 2015-07-22 | 2015-11-26 | A kind of jack and the electric connector using the jack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105470682A true CN105470682A (en) | 2016-04-06 |
| CN105470682B CN105470682B (en) | 2019-06-11 |
Family
ID=55608149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510838018.3A Active CN105470682B (en) | 2015-07-22 | 2015-11-26 | A kind of jack and the electric connector using the jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105470682B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106299802A (en) * | 2016-09-21 | 2017-01-04 | 中航光电科技股份有限公司 | Conductor assembly and use the adapter of this conductor assembly |
| CN106981750A (en) * | 2017-05-16 | 2017-07-25 | 东莞中探探针有限公司 | A kind of Multi-contact contact and its processing method |
| CN108110470A (en) * | 2018-01-26 | 2018-06-01 | 深圳市特拉利线簧端子技术有限公司 | Metal spring leaf structure, terminal structure and electric connector |
| CN108448288A (en) * | 2018-05-18 | 2018-08-24 | 深圳市拙愚科技有限公司 | A kind of high current jack contact and its production technology |
| CN110440939A (en) * | 2019-08-14 | 2019-11-12 | 建龙北满特殊钢有限责任公司 | Electric furnace furnace shell temperature element |
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|---|---|---|---|---|
| CN101291035A (en) * | 2001-10-05 | 2008-10-22 | 安芬诺尔公司 | Improved radially resilient electrical connector and method of making the same |
| CN102157820A (en) * | 2010-12-30 | 2011-08-17 | 倪泉 | Compact jack contact piece and manufacturing method thereof |
| EP2141775A3 (en) * | 2008-07-04 | 2012-07-18 | Smiths Group PLC | Electrical connectors |
| CN202772301U (en) * | 2012-07-30 | 2013-03-06 | 倪泉 | Jack contact |
| CN103904454A (en) * | 2014-03-26 | 2014-07-02 | 中航光电科技股份有限公司 | Scale type elastic reed insertion hole |
| CN203721943U (en) * | 2013-12-29 | 2014-07-16 | 东莞中探探针有限公司 | Charging electric connector |
| CN104505620A (en) * | 2014-12-16 | 2015-04-08 | 中航光电科技股份有限公司 | High-current jack contact |
| CN104538807A (en) * | 2014-12-16 | 2015-04-22 | 中航光电科技股份有限公司 | Large current electric connector |
-
2015
- 2015-11-26 CN CN201510838018.3A patent/CN105470682B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101291035A (en) * | 2001-10-05 | 2008-10-22 | 安芬诺尔公司 | Improved radially resilient electrical connector and method of making the same |
| EP2141775A3 (en) * | 2008-07-04 | 2012-07-18 | Smiths Group PLC | Electrical connectors |
| CN102157820A (en) * | 2010-12-30 | 2011-08-17 | 倪泉 | Compact jack contact piece and manufacturing method thereof |
| CN202772301U (en) * | 2012-07-30 | 2013-03-06 | 倪泉 | Jack contact |
| CN203721943U (en) * | 2013-12-29 | 2014-07-16 | 东莞中探探针有限公司 | Charging electric connector |
| CN103904454A (en) * | 2014-03-26 | 2014-07-02 | 中航光电科技股份有限公司 | Scale type elastic reed insertion hole |
| CN104505620A (en) * | 2014-12-16 | 2015-04-08 | 中航光电科技股份有限公司 | High-current jack contact |
| CN104538807A (en) * | 2014-12-16 | 2015-04-22 | 中航光电科技股份有限公司 | Large current electric connector |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106299802A (en) * | 2016-09-21 | 2017-01-04 | 中航光电科技股份有限公司 | Conductor assembly and use the adapter of this conductor assembly |
| CN106981750A (en) * | 2017-05-16 | 2017-07-25 | 东莞中探探针有限公司 | A kind of Multi-contact contact and its processing method |
| CN106981750B (en) * | 2017-05-16 | 2023-07-14 | 东莞中探探针有限公司 | Multi-contact type contact piece and processing method thereof |
| CN108110470A (en) * | 2018-01-26 | 2018-06-01 | 深圳市特拉利线簧端子技术有限公司 | Metal spring leaf structure, terminal structure and electric connector |
| CN108448288A (en) * | 2018-05-18 | 2018-08-24 | 深圳市拙愚科技有限公司 | A kind of high current jack contact and its production technology |
| CN110440939A (en) * | 2019-08-14 | 2019-11-12 | 建龙北满特殊钢有限责任公司 | Electric furnace furnace shell temperature element |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105470682B (en) | 2019-06-11 |
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