CN104300261B - Short circuit mechanism for electric connector - Google Patents
Short circuit mechanism for electric connector Download PDFInfo
- Publication number
- CN104300261B CN104300261B CN201410218205.7A CN201410218205A CN104300261B CN 104300261 B CN104300261 B CN 104300261B CN 201410218205 A CN201410218205 A CN 201410218205A CN 104300261 B CN104300261 B CN 104300261B
- Authority
- CN
- China
- Prior art keywords
- contact
- printed board
- insulator
- correspondence
- short circuit
- 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.)
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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
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
- H01R13/2464—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the contact point
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6658—Structural association with built-in electrical component with built-in electronic circuit on printed circuit board
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/08—Short-circuiting members for bridging contacts in a counterpart
Abstract
The invention relates to a short circuit mechanism for an electric connector. The short circuit mechanism comprises an insulator and at least two contact pieces. The insulator is provided with contact piece installation holes corresponding to the contact pieces. The contact pieces are arranged in the corresponding contact installation holes respectively in a guiding movement manner. The insulator is provided with a printed board. The printed board is provided with printed board contact portions and a printed circuit board connected with the corresponding printed board contact portions. Each contact piece is provided with a contact piece contact portion for being contacted and electrically connected with the corresponding printed board contact portion. Each contact piece is provided with a short circuit place for enabling the contact piece contact portion to be contacted and electrically connected with the corresponding printed board contact portion and a short circuit release place for enabling the contact piece contact portion to be separated from the corresponding printed board contact portion. A reset spring is arranged between the printed board or the insulator and the corresponding contact piece. The short circuit mechanism for the electric connector provided in the invention is simple in structure and can realize short circuit between the specific contact pieces.
Description
Technical field
The present invention relates to a kind of electric connector short-circuit mechanism.
Background technology
In some Special use application requirements, electric connector is needed to possess from short-circuit function, with the safety of strengthening system
Property, refer to from short-circuit function and require when adapter, intermateable connector are not plugged together which part or all contacts in short
State is connect, requires to release short circuit after adapter, intermateable connector are plugged together, adapter, intermateable connector normally can be transmitted
Signal.The existing this electric connector with short circuit defencive function is as disclosed in Chinese patent CN202550146U " with short
Connect the connector, 4-pin of defencive function ", the connector, 4-pin includes housing and the short-circuit mechanism being arranged on housing, short-circuit mechanism
Including insulator, four contact cavities on insulator, are provided with, front end is provided with each contact cavity for grafting
The contact at end, is provided with insulator between two contacts of each pair contact before a front end extends to insulator
Contact on end face is installed with hole, and contact is oriented to slide in being installed with hole and is provided with rear end touching by stage clip and insulator resilient engagement
Head, the front end top of contact are located in correspondence a pair of contacts.In the non-grafting of adapter and intermateable connector, acted on by stage clip,
Contact will correspondence a pair of contacts short circuit, adapter with intermateable connector grafting in place when, the push rod on intermateable connector by
Correspondence contact is installed with hole insertion and by contact top pressure backward, and so correspondence a pair of contacts just releases short circuit, is able to normally
Transmission signal.Existing this electric connector has problems in that：Realized by the contact being arranged between two contacts
Short circuit between two contacts, the setting of contact not only increase the complex degree of structure of adapter, and cause short-circuit mechanism
Take larger radial dimension space, cause whole adapter to be all unable to miniaturization making, in addition the assembly difficulty of each contact compared with
Greatly, also it is exactly that contact can only realize two neighboring contact short circuit, and specific two contact short circuits can not be realized.
The content of the invention
It is an object of the invention to provide a kind of simple structure and be capable of achieving specific contact between short circuit short-circuit mechanism.
In order to solve the above problems, the technical scheme is that：
A kind of electric connector short-circuit mechanism, is the contact of inserted terminal including insulator and at least two front ends, insulate
The contact cavity corresponding with each contact is provided with body, and each contact is individually directed movement and is assemblied in correspondence contact
In installing hole, printed board on insulator, is additionally provided with, in printed board, is provided with least two printed board contact sites, in printed board also
The printed circuit board of connection correspondence printed board contact site is provided with, is provided with each contact and is respectively used to and corresponding printed board
The contact contact site that contact site contact is electrically connected, each contact is respectively provided with makes contact contact site connect with corresponding printed board contact site
Short circuit position and be adapted the mating contact pushing tow of adapter and be moved rearwards by by short circuit position until contact is contacted that electric shock connects
Portion releases position with the short circuit that corresponding printed board contact site is disengaged, and is provided with and forces between printed board or insulator and corresponding contact
Contact is held in the back-moving spring of short circuit position when not by mating contact pushing tow.
It is provided with least two contacts along the longitudinal direction through the forward and backward plate face of printed board to bore a hole in the printed board,
Each contact includes the contact body being arranged in correspondence contact perforation and the external diameter being arranged on contact body
More than the annular boss of correspondence contact piercing aperture, annular boss is located at the rear side of correspondence contact perforation, and the printed board connects
Contact portion is arranged at the rear hole opening's edge of correspondence contact perforation, front end face of the contact contact site by the annular boss
Constitute.
The installation step of step backward-facing is provided with the contact body in the front side of correspondence contact perforation, it is described
Spring top is located between the front face and step surface of the printed board.
Be provided with the hole wall of contact cavity pole is moved for cooperation spacing with contact forward to limit contact
The front limit structure of limit and for cooperation spacing with contact limiting the rear position limiting structure of contact moving limit backwards.
The insulator includes the front insulator portion and rear insulator portion of before and after's split setting, the printed board sandwiched
It is fixed between forward and backward insulator portion, contact cavity includes the front contact cavity being arranged on front insulated part
Part and the rear contact cavity part being arranged on rear insulator portion, the front limit structure setting are pacified in front contact
On dress bore portion, the rear position limiting structure is arranged on rear contact cavity part.
Beneficial effects of the present invention are：Each contact is individually directed mobile being assemblied in and corresponds in contact cavity, makes
During grafting non-with intermateable connector with the adapter of this short-circuit mechanism, by action of reset spring, contact is in short circuit position, respectively connects
Printed board contact site contact corresponding with printed board is electrically connected contact contact site in contact element respectively, and the printing in printed board
Correspondence printed board contact site is electrically connected plate circuit the short circuit for realizing correspondence contact；Insert with intermateable connector in adapter
When connecing, the contact grafting of mating contact on intermateable connector and this adapter, mating contact to contact one to
Thrusting action power afterwards moves to short circuit and releases position after causing contact, now contact contact site is disengaged with printed board contact site,
Adapter, intermateable connector can normal transmission signals.Contact need not be set in this short-circuit mechanism, on intermateable connector more without
Push rod need to be set, the complex degree of structure of adapter and intermateable connector is reduced, simultaneously because the printed circuit in printed board
Any two or multiple printed board contact sites can be electrically connected, thus this short-circuit mechanism be capable of achieving it is short between specific contact
Connect.
Description of the drawings
Fig. 1 is the structural representation of one embodiment of electric connector short-circuit mechanism in the present invention；
Fig. 2 is structural representation when contact is in shorting contact position in Fig. 1.
Specific embodiment
The embodiment of electric connector short-circuit mechanism is as shown in Figure 1 and 2：Short-circuit mechanism includes that insulator and multiple front ends are
The contact of inserted terminal, in the present embodiment, contact is jack contact, is provided with corresponding with each contact on insulator
Contact cavity, insulator include the front insulator portion 2 and rear insulator portion 5 of split setting, contact cavity bag
Include the front contact cavity part being arranged on front insulator portion 2 and the rear contact being arranged on rear insulator portion 5
Bore portion is installed.Each contact is individually directed movement and is assemblied in correspondence contact cavity, on front contact cavity part
It is provided with for the front limit structure 1 coordinated to limit contact orward movement limit spacing with contact, front limit structure is
The front limit step of step backward-facing；It is provided with contact cavity part afterwards and is connect with limiting for cooperation spacing with contact
The rear position limiting structure 4 of contact element moving limit backwards, rear position limiting structure 4 are step rear limited step forward-facing.Forward and backward insulator
Between part, sandwiched is fixed with printed board 7, is provided with multiple along the longitudinal direction through the forward and backward plate face of printed board in printed board 7
Contact is bored a hole, and each contact includes the contact body 9 being arranged in correspondence contact perforation and is arranged at contact
Annular boss 8 of the external diameter on body more than correspondence contact piercing aperture, is all provided with the rear hole opening's edge of each contact perforation
Printed board contact site is equipped with, printed board contact site is made up of pad, in printed board, is provided with connection correspondence printed board contact site
Printed circuit board, printed circuit board is by the Copper Foil being attached in printed board（Or layers of copper of the plating in printed board）Make, respectively connect
The front end face of the annular boss 8 on contact element body constitutes the contact contact for being electrically connected with the contact of corresponding printed board contact site
Portion, rear limited step limit contact moving limit backwards for cooperation spacing with the rear end face of annular boss 8.Each contact
The adaptation that being respectively provided with makes contact contact site contact the short circuit position being electrically connected with corresponding printed board contact site and be adapted adapter connects
Contact element pushing tow and be moved rearwards by by short circuit position until the short circuit releasing position that disengages of contact contact site and corresponding printed board contact site.
The installation step 3 of step backward-facing is provided with each contact body in the front side of correspondence contact perforation, in printed board
Between the step surface of front face and installation step 3, top is provided with and forces contact to be held in short circuit when not by mating contact pushing tow
The back-moving spring 6 of position.
Using this short-circuit mechanism adapter not with intermateable connector grafting when, back-moving spring to contact one forward
Active force, by this active force, contact is in short circuit working position（As shown in Figure 1）, the front end face of annular boss is tightly attached at
On correspondence pad, when this adapter is with intermateable connector grafting, the contact pin contacting piece meeting pushing tow on intermateable connector this
Jack contact in bright is moved to short circuit backwards and releases position（As shown in Figure 2）, now the annular boss on contact body with
Pad in printed board is disengaged, and adapter and intermateable connector can normal transmission signals.Printed circuit in printed board can
To realize the electrical connection between any printed board contact site, that is to say, that the short circuit between any contact can be realized, while
The use of printed board will not increase the radial dimension of adapter, be capable of achieving after carrying out simply transformation to general electric connector
Short circuit function arbitrarily between contact, the low cost of short-circuit mechanism, assembling are simple, short circuit reliability.
In the other embodiments of this adapter：Contact can also be contact pin contacting piece；The number of contact can be with
It is two, three, four or other numbers；Forward and backward insulator can also be wholely set, now can be on contact cavity
The front limit structure coordinated to limit contact orward movement limit spacing with contact is provided for, printed board is fixedly arranged on absolutely
The rearward end of edge body, in the fixed rear limit for limiting contact moving limit backwards in rear end of the rear end of printed board or insulator
Bit architecture；Contact contact site can not also be made up of the front end face of annular boss, such as contact contact site is by convex annular
The outer peripheral face of platform is constituted, and now printed board contact site is made up of the metallic sheath being fixedly arranged on the hole wall of contact perforation, in contact
When part is in short circuit position, the outer peripheral face of annular boss is contacted with the inner hole wall of metallic sheath and is electrically connected, when adapter and intermateable connector
During grafting, move after the contact in mating contact pushing tow this adapter, annular boss is real by removing in the endoporus of metallic sheath
The now disengagement of annular boss and printed board contact site, each contact release position in short circuit, and working as certainly needs using contact
When outer peripheral face is contacted with printed board contact site, annular boss can not also set, such as contact body has path for one
The multidiameter structure of section and big footpath section, path section are located at the front side of big footpath section, when contact is in short circuit position, outside big footpath section
Side face is contacted with printed board contact site and is electrically connected, when moving to short circuit after contact and releasing position, the path section of contact and printed board
Contact site is corresponding, and has certain interval between the outer peripheral face of path section and printed board contact site, so between each contact
Short circuit is released；Back-moving spring can also be pushed up between insulator and installation step or after rear position limiting structure and annular boss
Between end face；Printed board can also be placed in the side of contact, now be not required to arrange contact perforation in printed board.
Claims (5)
1. a kind of electric connector short-circuit mechanism, including insulator and at least two front ends for inserted terminal contact, insulator
On be provided with the contact cavity corresponding with each contact, it is characterised in that：Each contact is individually directed movement and is assemblied in
In correspondence contact cavity, printed board is additionally provided with insulator, at least two printed board contact sites are provided with printed board,
Be additionally provided with the printed circuit board of connection correspondence printed board contact site in printed board, be provided with each contact be respectively used to
The contact contact site that correspondence printed board contact site contact is electrically connected, each contact is respectively provided with makes contact contact site print with corresponding
The plate contact site short circuit position that is electrically connected of contact and be adapted the mating contact pushing tow of adapter and be moved rearwards by by short circuit position until
Contact contact site releases position with the short circuit that corresponding printed board contact site is disengaged, between printed board or insulator and corresponding contact
It is provided with the back-moving spring for forcing contact to be held in short circuit position when not by mating contact pushing tow.
2. electric connector short-circuit mechanism according to claim 1, it is characterised in that：It is provided with least in the printed board
Two contacts along the longitudinal direction through the forward and backward plate face of printed board are bored a hole, and each contact includes being arranged in correspondence contact
Contact body and the external diameter being arranged on contact body in perforation contacts the annular boss of piercing aperture more than correspondence,
Annular boss is located at the rear side of correspondence contact perforation, and the printed board contact site is arranged at the rear hole of correspondence contact perforation
At opening's edge, the contact contact site is made up of the front end face of the annular boss.
3. electric connector short-circuit mechanism according to claim 2, it is characterised in that：In correspondence on the contact body
The front side of contact perforation is provided with the installation step of step backward-facing, the spring top be located at the front face of the printed board with
Between step surface.
4. the electric connector short-circuit mechanism according to claim 1 ~ 3 any one, it is characterised in that：Contact cavity
Hole wall on be provided with for it is spacing with contact coordinate to limit the front limit structure of contact orward movement limit and be used for
Cooperation spacing with contact is limiting the rear position limiting structure of contact moving limit backwards.
5. electric connector short-circuit mechanism according to claim 4, it is characterised in that：The insulator includes before and after's split
The front insulator portion for arranging and rear insulator portion, the printed board sandwiched are fixed between forward and backward insulator portion, are contacted
After part installing hole includes the front contact cavity part being arranged on front insulated part and is arranged on rear insulator portion
Contact cavity part, on front contact cavity part, the rear position limiting structure is arranged the front limit structure setting
On rear contact cavity part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218205.7A CN104300261B (en) | 2014-05-22 | 2014-05-22 | Short circuit mechanism for electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218205.7A CN104300261B (en) | 2014-05-22 | 2014-05-22 | Short circuit mechanism for electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104300261A CN104300261A (en) | 2015-01-21 |
| CN104300261B true CN104300261B (en) | 2017-03-22 |
Family
ID=52319897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410218205.7A Active CN104300261B (en) | 2014-05-22 | 2014-05-22 | Short circuit mechanism for electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104300261B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104993281B (en) * | 2015-06-24 | 2017-03-01 | 常州金信诺凤市通信设备有限公司 | Onboard movable adapter |
| CN105006671B (en) * | 2015-06-28 | 2017-05-31 | 中航光电科技股份有限公司 | Connector assembly |
| CN105976986A (en) * | 2016-06-27 | 2016-09-28 | 甘伟 | Network transformer casing and manufacture method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505631A (en) * | 1993-07-16 | 1996-04-09 | Kabelmetal Electro Gmbh | Device to connect an explosive charge with an electric current source |
| CN1407664A (en) * | 2001-08-21 | 2003-04-02 | 艾默生网络能源有限公司 | Hot plug on/off connector |
| CN2893986Y (en) * | 2006-03-29 | 2007-04-25 | 中航光电科技股份有限公司 | Electrostatic release circuit automatic protective connector |
| CN101174748A (en) * | 2006-10-31 | 2008-05-07 | 卡特彼勒公司 | Shorting connector |
| CN202205917U (en) * | 2011-08-12 | 2012-04-25 | 中航光电科技股份有限公司 | Loading connector |
-
2014
- 2014-05-22 CN CN201410218205.7A patent/CN104300261B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505631A (en) * | 1993-07-16 | 1996-04-09 | Kabelmetal Electro Gmbh | Device to connect an explosive charge with an electric current source |
| CN1407664A (en) * | 2001-08-21 | 2003-04-02 | 艾默生网络能源有限公司 | Hot plug on/off connector |
| CN2893986Y (en) * | 2006-03-29 | 2007-04-25 | 中航光电科技股份有限公司 | Electrostatic release circuit automatic protective connector |
| CN101174748A (en) * | 2006-10-31 | 2008-05-07 | 卡特彼勒公司 | Shorting connector |
| CN202205917U (en) * | 2011-08-12 | 2012-04-25 | 中航光电科技股份有限公司 | Loading connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104300261A (en) | 2015-01-21 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |