CN103840305A

CN103840305A - Switching device of electric plug connector

Info

Publication number: CN103840305A
Application number: CN201310681850.8A
Authority: CN
Inventors: 艾伦罗伯特麦道格
Original assignee: Advanced Connectek Kunshan Ltd
Current assignee: Advanced Connectek Kunshan Ltd
Priority date: 2013-12-16
Filing date: 2013-12-16
Publication date: 2014-06-04
Anticipated expiration: 2033-12-16
Also published as: CN103840305B

Abstract

A switching device of an electric plug connector comprises a plug body, a circuit board and a switching assembly, wherein one side of the plug body comprises a butt joint shell and an insertion-connection space inside the butt joint shell; the circuit board is located on the plug body and is connected with a plurality of heat conduction strips; the switching assembly is connected with the circuit board and comprises a transmission rod, a contact chip and an elastic piece; the transmission rod penetrates through the circuit board; one end of the transmission rod is located inside the insertion-connection space; the contact chip is adjacent to the heat conduction strips and is connected with the other end of the transmission rod; the elastic piece is connected with the transmission rod in a sleeved mode. When the electric plug connector is inserted and connected with the butt joint shell, one end of the transmission rod is pressed to drive the other end of the transmission rod to shift, and the contact piece connected with the other end of the transmission rod is connected with the heat conduction strips.

Description

Plug connector switching device shifter

Technical field

The present invention relates to a kind of plug connector, relate in particular to a kind of plug connector switching device shifter.

Background technology

The function of electronic product is polynary now, provide consumer live in convenient use, for example: the running gears such as drive recorder or satellite navigation, or camera, mobile communication device (mobile phone) etc., can be for operating at any time, learn the benefits such as message.

General electronic products must maintain exercisable time length with Power supply own, in the time of electronic product power shortage, can utilize transmission line grafting civil power to charge.

Fill as example take Automobile, two terminal adapters of transmission line are respectively that car fills device, USB connector, fill device and insert in cigar lighter jack, and USB connector connecting electronic product allows electronic product charge with car.But, if when beverage sprinkles USB connector, because other end car fills device in connecting "on" position, make the part such as terminal and circuit board in USB connector cause short circuit.

Therefore how to solve the problem of conventional construction, be the problem place that relevant dealer institute must think deeply.

Summary of the invention

In view of above problem, the invention provides the plug connector that a kind of changeable energising, power-off are used, using and solving known connector construction is energising under general state, while causing beverage etc. to sprinkle internal terminal, causes the problem of short circuit.

The invention provides a kind of plug connector switching device shifter, comprise header body, circuit board and changeover module, one of header body side comprises docking housing and the docking interior grafting space of housing, circuit board is positioned at header body and connects complex conduction sheet, changeover module connecting circuit board, changeover module comprises drive link, contact chip and elastic component, drive link runs through circuit board, one end of drive link is positioned at grafting space, the adjacent complex conduction sheet of contact chip and the other end of connection for transmission bar, elastic component socket drive link, in the time that electric connector for socket is pegged graft docking housing, one end of drive link is compressed and the other end displacement of interlock drive link, the contact chip of the other end of drive link connects complex conduction sheet.

The present invention is not contacted conducting strip and is formed not "on" position by the contact chip of changeover module, in the time not pegging graft electric connector for socket, can avoid beverage to spill plug connector, causes short circuit phenomenon.And, when electric connector for socket is pegged graft docking when housing, can be by one end of drive link be compressed the contact chip of the other end of interlock drive link connect complex conduction sheet, the effect of switch on and transmitting.In addition, the through hole of circuit board is inserted stop collar, and utilizes stop collar to be socketed in drive link, is entered by through hole by closely isolated aqueous vapor, and waterproof effect is provided.

Accompanying drawing explanation

Fig. 1 is the present invention's schematic appearance.

Fig. 2 is the present invention's decomposing schematic representation.

Fig. 3 is the decomposing schematic representation of the present invention's another side.

Fig. 4 is the decomposing schematic representation of the present invention's grafting electronic product.

Fig. 5 is the side-looking decomposing schematic representation of the present invention's grafting electronic product.

Fig. 6 is the side-looking combination schematic diagram of the present invention's grafting electronic product.

Embodiment

With reference to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is schematic appearance, and Fig. 2 is decomposing schematic representation, and the decomposing schematic representation that Fig. 3 is another side is the embodiment of the present invention's plug connector 100.The present invention's plug connector 100 can be the miniature connecting interface such as Mini USB or Micro USB, but not as limit, also can be GENERAL TYPE USB connecting interface, or the also connecting interface such as HDMI on using.At this, plug connector 100 has wire rod and can connect car and fill device (not shown) and use, and can be used for the electronic product such as drive recorder, camera or mobile phone and pegs graft and use.In the present embodiment, the switching device shifter of plug connector 100 is mainly made up of header body 11, circuit board 21 and changeover module 41.

With reference to Fig. 2, Fig. 3 and Fig. 4, header body 11 is the insulator that a plastic cement material is made, and one of header body 11 side has docking housing 12, and header body 11 can be combined by injection molding method with docking housing 12.In addition, docking housing 12 is a metal material shell, and inside forms grafting space 121 and can connect (as shown in Figure 6) with electric connector for socket 91.In the present embodiment, docking housing 12 forms the frame mouth external form of Mini USB connecting interface, but not as limit.The inside of docking housing 12 is provided with terminal base 14 and plural terminals 15.One of terminal base 14 side is extended with hyoplastron 141, and plural terminals 15 is embedded at terminal base 14, and plural terminals 15 can be transmission power supply or signal uses.One of plural terminals 15 side is positioned at hyoplastron 141, the one side 21a of opposite side connecting circuit board 21, and terminal base 14 is penetrated with fixing hole 142, and one end of drive link 42 penetrates and among fixing hole 142.

With reference to Fig. 2, Fig. 3 and Fig. 4, circuit board 21 be positioned at header body 11 and with dock housing 12 and form vertical, circuit board 21 forms semi-finished product with changeover module 41 and can in the time of header body 11 ejection formation, be incorporated in header body 11, the one side 21a of circuit board 21 is towards grafting space 121, and the another side 21b of circuit board 21 is for connecting complex conduction sheet 22.The one side 21a of circuit board 21 and another side 21b have plural contact 213, can weld respectively plural terminals 15, complex conduction sheet 22 and wire rod.

With reference to Fig. 2, Fig. 3 and Fig. 4, changeover module 41 connecting circuit boards 21, changeover module 41 is mainly made up of drive link 42, contact chip 43 and elastic component 44.

Drive link 42 is an elongate bars figure modelling, run through circuit board 21 and can on circuit board 21, move, for the one side 21a of circuit board 21, within being positioned at grafting space 121, the other end of drive link 42 protrudes from the another side 21b of circuit board 21 to one of drive link 42 distal process.

Contact chip 43 is a bending sheet materials, cross section sight for being generally U font outward appearance.The adjacent complex conduction sheet 22 of contact chip 43 and the other end of connection for transmission bar 42, at this, contact chip 43 is between two conducting strips 22 and do not contact those conducting strips 22.

Elastic component 44 is a Compress Spring, and elastic component 44 is for socket drive link 42 is between terminal base 14 and circuit board 21.

With reference to Fig. 4 and Fig. 5, in the time that plug connector 100 is not pegged graft electric connector for socket 91, contact chip 43 is between two conducting strips 22 and do not contact those conducting strips 22, form not "on" position, avoid user's mistake to sprinkle beverage after plural terminals 15, cause the car of plug connector 100 other ends to fill device in energising situation, produce short circuit phenomenon.

With reference to Fig. 4, Fig. 5 and Fig. 6, when plug connector 100 grafting electric connector for socket 91(that is electronic product end are switched on) time, the hyoplastron of electric connector for socket 91 can insert grafting space 121, make one end of drive link 42 be subject to compressing of hyoplastron and the other end displacement of interlock drive link 42, contact chip 43 synchronizing movings of the other end of drive link 42 and connect complex conduction sheet 22, form "on" position.

With reference to Fig. 2, Fig. 3 and Fig. 4, circuit board 21 further has through hole 211 and stop collar 24, and stop collar 24 is inserted and is fixed on through hole 211, and stop collar 24 is also socketed in outside drive link 42, make drive link 42 telescopic moving in stop collar 24, provide waterproof effect by stop collar 24.Implement in aspects at some, one end of elastic component 44 can support stop collar 24 or directly support on circuit board 21, and the other end of elastic component 44 can connection for transmission bar 42 and moved by drive link 42 and compress.

With reference to Fig. 2, Fig. 3 and Fig. 4, in the present embodiment, drive link 42 is further provided with ring projection 421, the external diameter of ring projection 421 is more than or equal to the external diameter of elastic component 44, one of ring projection 421 side supports the other end of elastic component 44, and the opposite side of ring projection 421 can support in the fixing hole 142 of terminal base 14.

With reference to Fig. 2, Fig. 3 and Fig. 4, in the present embodiment, the plural side plate 432 that contact chip 43 is further extended by the both sides of a flat board 431 and this flat board 431 is formed, and, complex conduction sheet 22 is further formed with elastic contact arm 221, is positioned at side outside plural side plate 432, and the distance between two elastic contact arms 221 is less than two distances between side plate 432, when side plate 432 moves and when contact resilient contact arm 221, elastic contact arm 221 forms elastics wing consolidation contact side plate 432.

With reference to Fig. 2, Fig. 3 and Fig. 4, plural number side plate 432 further can bending form a guiding incline 4321, the curved arc face of adjacent and parallel elastic contact arm 221, in the time that guiding incline 4321 contacts with the curved arc face of elastic contact arm 221, provides the effect that forward guiding contacts.

The present invention does not contact conducting strip and forms not "on" position by the contact chip of changeover module, in the time not pegging graft electric connector for socket, can avoid beverage to spill plug connector, causes short circuit phenomenon.And, when electric connector for socket is pegged graft docking when housing, can be by one end of drive link be compressed the contact chip of the other end of interlock drive link connect complex conduction sheet, the effect of switch on and transmitting.In addition, the through hole of circuit board is inserted stop collar, and utilizes stop collar to be socketed in drive link, is entered by through hole by closely isolated aqueous vapor, and waterproof effect is provided.

The above the only preferred embodiment for the present invention.The equalization done according to the scope of the claims of the present invention changes and modifies, and all should belong in the scope that patent of the present invention contains.

symbol description

100...................... plug connector

11....................... header body

12....................... dock housing

121...................... the space of pegging graft

14....................... terminal base

141...................... hyoplastron

142...................... fixing hole

15....................... terminal

21....................... circuit board

21a...................... one side

21b...................... another side

211...................... through hole

213...................... contact

22....................... conducting strip

221...................... elastic contact arm

24....................... stop collar

41....................... changeover module

42....................... drive link

421...................... encircle projection

422...................... fixture block

43....................... contact chip

431...................... dull and stereotyped

4311.................... button hole

432...................... side plate

4321.................... guiding incline

44....................... elastic component

91....................... electric connector for socket.

Claims

1. a plug connector switching device shifter, comprising:

One header body, a side one of comprises in a pair of body contact body and this docking housing grafting space;

One circuit board, is positioned at this header body, and the one side of this circuit board is towards this grafting space, and the another side of this circuit board connects complex conduction sheet;

One changeover module, connects this circuit board, comprises:

One drive link, runs through this circuit board, and for the one side of this circuit board, within being positioned at this grafting space, the other end of this drive link protrudes from the another side of this circuit board to one of this drive link distal process;

One contact chip, adjacent those conducting strips and connect the other end of this drive link;

One elastic component, is socketed this drive link; And

Wherein, in the time that an electric connector for socket is pegged graft this docking housing, one end of this drive link is compressed and the other end displacement of this drive link of interlock, and this contact chip of the other end of this drive link connects those conducting strips.

2. plug connector switching device shifter as claimed in claim 1, is characterized in that: described circuit board comprises a through hole and a stop collar, and this stop collar is positioned at this through hole and is socketed this drive link.

3. plug connector switching device shifter as claimed in claim 2, is characterized in that: one end of described elastic component supports this stop collar.

4. plug connector switching device shifter as claimed in claim 3, is characterized in that: described drive link comprises a ring projection, supports the other end of this elastic component.

5. plug connector switching device shifter as claimed in claim 1, is characterized in that: the plural side plate of both sides extensions that described contact chip comprises dull and stereotyped and this flat board, those conducting strips comprise an elastic contact arm, are positioned at outside those side plates.

6. plug connector switching device shifter as claimed in claim 5, is characterized in that: described flat board comprises a button hole, one end of this drive link comprises a fixture block, this button hole of snapping.

7. plug connector switching device shifter as claimed in claim 5, is characterized in that: described side plate comprises a guiding incline, contacts this elastic contact arm.

8. plug connector switching device shifter as claimed in claim 1, is characterized in that: the another side of described circuit board comprises plural contact, connects those conducting strips.

9. plug connector switching device shifter as claimed in claim 1, more comprises:

One terminal base, is positioned at this docking housing, comprises a hyoplastron; And

Plural terminals, a side is positioned at this hyoplastron, and opposite side connects one side of this circuit board.

10. plug connector switching device shifter as claimed in claim 9, is characterized in that: described terminal base comprises a fixing hole, runs through one end of this drive link.