CN102946019B - Shortening type electric connector - Google Patents
Shortening type electric connector Download PDFInfo
- Publication number
- CN102946019B CN102946019B CN201210480245.XA CN201210480245A CN102946019B CN 102946019 B CN102946019 B CN 102946019B CN 201210480245 A CN201210480245 A CN 201210480245A CN 102946019 B CN102946019 B CN 102946019B
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- Prior art keywords
- terminal
- insulator
- electric connector
- hyoplastron
- contact site
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses a shortening type electric connector which comprises an insulator, an insulation back seat, a terminal set and a casing. The insulator comprises a bearing seat and a tongue plate molded at the front end of the bearing seat. A clamping cavity arranged on the back end face of the bearing seat and extending in the tongue plate is formed in the insulator. The insulation back seat comprises a bearing plate embedded in the clamping cavity and a fixed seat molded at the tail end of the bearing plate. The terminal set comprises a plurality of first terminals and a plurality of second terminals. The casing is wrapped on the periphery of the insulator. The front end of the tongue plate is protruded out of a casing opening of the casing. An interference terminal and an elastic location piece are fixedly installed between the insulator and the insulation back seat. When a paired end (plug) is inserted in the electric connector, the interference terminal and the elastic location piece have expansion effect on the paired end (plug) to improve plugging force of the paired end (plug). The shortening type electric connector is small in size, reduces space required by assembly and is capable of meeting miniature requirements. In addition, the electric connector has well plugging and clamping effects.
Description
Technical field:
The present invention relates to connector product technical field, refer in particular to a kind of shortened electric connector, this electric connector reduces the volume of product by shortening shell, keeps having fabulous plug and engaging effect simultaneously.
Background technology:
USB is English Universal Serial BUS(USB) abbreviation, and its Chinese is referred to as " logical get lines crossed ", is an external bus standard, for connection and the communication of specification computer and external equipment, is the interfacing being applied in PC field.Because USB interface has plug and play and the warm connection function of support equipment, connect flexibly, the advantage such as independently-powered, mouse, keyboard, printer, scanner, camera, flash disk, MP3 machine, mobile phone, digital camera, portable hard drive, external smooth floppy drive, USB network card etc. can be connected, nearly all external equipment is all provided with USB interface, use ten/extensively.
In order to obtain higher transmission rate, that the up-to-date standard of current USB adopts is USB 3.0, and certainly in order to compatible USB2.0, it is two groups of transmission terminals simultaneously.Generally, conventional USB3.0 electric connector comprises: an insulator, and it comprises: a load bearing seat and take shape in the hyoplastron of load bearing seat front end; One terminal group, this terminal group comprises some USB 3.0 terminals and USB 2.0 terminal, and this USB 3.0 terminal and USB 2.0 terminal include: a main part, take shape in main part front end contact site, take shape in the kink of main part rear end and take shape in the lead portion of kink rear end; One shell, it is coated on insulator.
The faucal of the shell of existing USB electric connector protrudes from hyoplastron front end face; namely hyoplastron front end face is built in shell; shell not only can form protection to its inner member; its another function is exactly form clamping to the pairing end (plug) inserting USB electric connector; namely the end (plug) that matches has enough contact engaging and separating forces when inserting or extracting, and guarantees that USB plug can not accidental.Just for these reasons, current technical staff is carrying out in microminiaturized development to USB electric connector, never expects to improve shell, shortens the length of shell.Because the contact engaging and separating force that the shortening of shell will cause electric connector to provide is inadequate, after pairing end (plug) is inserted, be easy to occur that engaging power is not enough and cause situation about getting loose.
In view of this, the present inventor proposes following technical scheme.
Summary of the invention:
Technical problem to be solved by this invention is just to overcome the deficiencies in the prior art, provides a kind of shortened electric connector, and this electric connector reduces the volume of product by shortening shell, keeps having fabulous plug and engaging effect simultaneously.
In order to solve the problems of the technologies described above, present invention employs following technical proposals: this shortened electric connector, it comprises: an insulator, it hyoplastron comprising a load bearing seat and take shape in load bearing seat front end, this insulator is formed with one and is offered by load bearing seat rear end face and to extend to the clamped cavity in hyoplastron; One insulation back seat, it comprises: be embedded in the loading plate in described clamped cavity and take shape in the holder of loading plate end; One terminal group, this terminal group comprises some being fixed on loading plate and the first terminal be revealed on hyoplastron and the second terminal; One shell, this shell is coated on insulator periphery, and wherein, the front end of described hyoplastron protrudes from outside the faucal of shell; Being installed with between described insulator and insulation back seat and interfering terminal and a flexible positioning piece, after pairing end inserts this electric connector, swelling effect being formed to pairing end, to improve the contact engaging and separating force of pairing end by interfering terminal and flexible positioning piece.
Furthermore, in technique scheme, the contact site of described interference terminal is revealed in insulator foot, and the contact site of described flexible positioning piece is revealed in insulator both sides.
Furthermore, in technique scheme, described flexible positioning piece comprises: a body and the flexible actuator arm extended to form forward along body two ends, and this body is provided with location notch relative to the opposite side of flexible actuator arm, and this flexible actuator arm front end is formed with described contact site outwardly.
Furthermore, in technique scheme, described hyoplastron both sides are respectively arranged with the first embedded hole, this first embedded hole and the described clamped cavity connects that the flexible actuator arm for described flexible positioning piece assembles.
Furthermore, in technique scheme, described insulation back seat is provided with the stopper slot assembled for described flexible positioning piece and the projection being arranged in stopper slot in loading plate and holder joint.
Furthermore, in technique scheme, described interference terminal comprises a main body and takes shape in the contact site of body front end, and this main body upper end forms a hangnail, is provided with the screens coordinated with this hangnail bottom described insulation back seat.
Furthermore, in technique scheme, described hyoplastron end is provided with the terminal groove for described interference terminal assembling, and order fixing interfere terminal inlay card to be conflicted with described loading plate after terminal groove.
Furthermore, in technique scheme, described hyoplastron is provided with through described clamped cavity and be respectively used to appear first end sub-aperture and second terminal hole of the contact site of described the first terminal and the contact site of the second terminal.
Furthermore, in technique scheme, described the first terminal is USB 2.0 terminal; The second described terminal is USB 3.0 terminal.
Furthermore, in technique scheme, the load bearing seat upper surface of described insulator and side are provided with draw-in groove, described shell form the card matched with this draw-in groove.
After adopting technique scheme, the present invention has following beneficial effect compared with prior art:
1, the shell in the present invention is short and small, makes the front end of hyoplastron protrude from outside the faucal of shell, effectively can shorten the volume of whole electric connector like this, reduces taking up room needed for electric connector assembling, can meet modern microminiaturized demand.
2, the present invention is installed with some interference terminals and a flexible positioning piece between insulator and insulation back seat, and wherein, the contact site of this interference terminal is revealed in insulator foot, and the contact site of this flexible positioning piece is revealed in insulator both sides.Such structure effectively can solve and produce contact engaging and separating force deficiency because shell is short and small, the deficiency (plug) cannot being held to engage with pairing, makes the present invention have fabulous plug and engaging effect.
Accompanying drawing illustrates:
Fig. 1 is stereogram of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is three-dimensional exploded view of the present invention;
Fig. 4 is the stereogram of interfering terminal in the present invention;
Fig. 5 is the structural representation after the present invention removes shell;
Fig. 6 is the stereogram of insulator in the present invention;
Fig. 7 is the assembling schematic diagram of interfering terminal, insulator, insulation back seat, flexible positioning piece and terminal group in the present invention;
Fig. 8 is the stereogram of back seat of insulating in the present invention;
Description of reference numerals:
1 insulator 10 clamped cavity 11 load bearing seat 111 draw-in groove
12 hyoplastron 121 first embedded hole 122 terminal groove 123 first end sub-aperture
124 second terminal holes 2 insulate back seat 201 stopper slot 202 projection
203 screens 21 loading plate 22 holder 3 terminal group
31 the first terminal 311 contact site 312 lead portion 32 second terminals
321 contact site 322 lead portion 4 shell 40 faucals
41 card 42 arm of force 43 pins 5 interfere terminal
51 main body 511 hangnail 52 contact site 6 flexible positioning pieces
61 body 611 location notch 62 flexible actuator arm 621 contact sites
Embodiment:
Below in conjunction with specific embodiments and the drawings, the present invention is further described.
Shown in Fig. 1-3, for a kind of shortened electric connector, it comprises: an insulator 1, the insulation back seat 2 coordinated with insulator 1, be installed in the back seat 2 that insulate and the terminal group 3 be revealed on insulator 1 and be coated on the shell 4 of insulator 1 periphery, wherein, insulator 1 and shell 4 form a plug space, and the front end of insulator 1 protrudes from outside the shell 40 of shell 4.
Some interference terminals 5 and a flexible positioning piece 6 is installed with between described insulator 1 and insulation back seat 2, wherein, the contact site 52 of this interference terminal 5 is revealed in bottom insulator 1, the contact site 621 of this flexible positioning piece 6 is revealed in insulator 1 both sides, in namely interfere the contact site 52 of terminal 5 and the contact site 621 of flexible positioning piece 6 to be all revealed in plug space that described insulator 1 and shell 4 formed.
Described flexible positioning piece 6 comprises: a body 61 and the flexible actuator arm 62 extended to form forward along body 61 two ends, this body 61 is provided with location notch 611 relative to the opposite side of flexible actuator arm 62, and this flexible actuator arm 62 front end is formed with described contact site 621 outwardly.
Shown in composition graphs 4, described interference terminal 5 comprises a main body 51 and takes shape in the contact site 52 of main body 51 front end, and this main body 51 upper end forms a hangnail 511, is provided with the screens 203 coordinated with this hangnail 511 bottom described insulation back seat 2.
Described in composition graphs 5-7, described insulator 1 comprises: a load bearing seat 11 and take shape in the hyoplastron 12 of load bearing seat 11 front end, and this insulator 1 is formed with one and is offered by load bearing seat 11 rear end face and to extend to the clamped cavity 10 in hyoplastron 12.
Load bearing seat 11 upper surface and the side of described insulator 1 are provided with draw-in groove 111.Described hyoplastron 12 both sides are respectively arranged with the first embedded hole 121 assembled for the flexible actuator arm 62 in described flexible positioning piece 6, and this first embedded hole 121 is communicated with described clamped cavity 10.Described hyoplastron 12 end is provided with the terminal groove 122 assembled for described interference terminal 5, and order fixing interfere terminal 5 inlay card to be conflicted with described loading plate 21 after terminal groove 122.
Described terminal group 3 comprises some being fixed on loading plate 21 and the first terminal 31 be revealed on hyoplastron 12 and the second terminal 32.
Described the first terminal 31 is USB2.0 terminal, and it comprises: a main part, take shape in main part front end contact site 311, take shape in the kink of main part rear end and take shape in the lead portion 312 of kink rear end.
The second described terminal 32 is USB3.0 terminal, and it comprises: a main part, take shape in main part front end contact site 321, take shape in the kink of main part rear end and take shape in the lead portion 322 of kink rear end.
Described hyoplastron 12 is provided with through described clamped cavity 10 and be respectively used to appear first end sub-aperture 123 and second terminal hole 124 of the contact site 311 of described the first terminal 31 and the contact site 321 of the second terminal 32, wherein, first end sub-aperture 123 is positioned at hyoplastron 12 front end, and the second terminal hole 124 is positioned in the middle part of hyoplastron 12.After described insulation back seat 2 assembles with insulator 1, the contact site 311 of described the first terminal 31 is revealed in the first end sub-aperture 123 on hyoplastron 12, and the contact site 321 of the second described terminal 32 is revealed on hyoplastron 12 through in the second terminal hole 124 on hyoplastron 12.
Shown in composition graphs 8, described insulation back seat 2 comprises: be embedded in the loading plate 21 in described clamped cavity 10 and take shape in the holder 22 of loading plate 21 end.Described insulation back seat 2 is provided with the stopper slot 201 assembled for described flexible positioning piece 6 and the projection 202 being arranged in stopper slot 201 in loading plate 21 and holder 22 joint.When described flexible positioning piece 6 is installed in this insulation back seat 2, the body 61 of flexible positioning piece 6 falls into this stopper slot 201, wherein, the location notch 611 on body 61 and the projection 202 phase inlay card in stopper slot 201, flexible actuator arm 62 shaping on body 61 is revealed in loading plate 21 both sides.
It is peripheral that described shell 4 is coated on insulator 1, and wherein, the front end of described hyoplastron 12 protrudes from outside the faucal 40 of shell 4; This shell 40 is short relative to the shell of standard, and object is effectively chimeric with in casing of electronic apparatus, reaches the lightening development of electronic installation.Described shell 4 forms the card 41 matched with the draw-in groove 111 on described insulator 1.The outer surface of described shell 4 is provided with multiple arm of force 42, and the forced section of this arm of force 42 is revealed in shell 4.Described shell 4 also forms several pin 43 for assembling.
When the present invention assembles, the first terminal 31 in described terminal group 3 and the second terminal 32 are integrally fixed on described insulation back seat 2, wherein, the contact site 311 of the first terminal 31 and the contact site 321 of the second terminal 32 are revealed on the loading plate 21 in described insulation back seat 2 respectively, and the lead portion 312 of the first terminal 31 and the lead portion 322 of the second terminal 32 are revealed in the rear end of holder 22 in described insulation back seat 2.Wherein, the contact site 311 of the first terminal 31 is close to loading plate 21 front end, and the contact site 321 of the second terminal 32 is revealed in the middle part of loading plate 21, and upwards swells.
Described flexible positioning piece 6 is installed in this insulation back seat 2, wherein, the body 61 of flexible positioning piece 6 falls into this stopper slot 201, wherein, location notch 611 on body 61 and the projection 202 phase inlay card in stopper slot 201, flexible actuator arm 62 shaping on body 61 is revealed in loading plate 21 both sides.
Described interference terminal 5 is embedded in the terminal groove 122 of hyoplastron 12 end in described insulator 1, subsequently the above-mentioned insulation back seat 2 installing terminal group 3 and flexible positioning piece 6 is inserted embedding being installed in insulator 1.Specifically, the loading plate 21 of insulation back seat 2 is embedded in the clamped cavity 10 of insulator 1, wherein, interfere terminal 5 and loading plate 21 inconsistent, and in the screens 203 interfering the hangnail 511 of terminal 5 to be embedded in bottom insulation back seat 2, order interferes terminal 5 to be fixedly installed between insulator 1 and insulation back seat 2, and the contact site 52 of this interference terminal 5 is revealed in bottom insulator 1.The flexible actuator arm 62 of flexible positioning piece 6 is embedded in the first embedded hole 121 of hyoplastron 12 both sides in insulator 1, and the contact site 621 on this flexible actuator arm 62 is revealed in outside hyoplastron 12 both sides.The contact site 311 of described the first terminal 31 is revealed in the first end sub-aperture 123 on hyoplastron 12, and the contact site 321 of described second terminal 32 is revealed on hyoplastron 12 through in the second terminal hole 124 on hyoplastron 12.
Shell 4 is coated on outside described insulator 1, wherein, in the draw-in groove 111 of card 41 inlay card shaping on this shell 4 on described insulator 1, shell 4 is made to be fixed on insulator 1 peripheral, and this insulator 1 forms described plug space with shell 4, the front end of insulator 1 protrudes from outside the faucal 40 of shell 4.
Certainly, the foregoing is only specific embodiments of the invention, be not limit the scope of the present invention, all equivalences done according to structure, feature and principle described in the present patent application the scope of the claims change or modify, and all should be included in the present patent application the scope of the claims.
Claims (8)
1. shortened electric connector, is characterized in that: comprising:
One insulator, it hyoplastron comprising a load bearing seat and take shape in load bearing seat front end, this insulator is formed with one and is offered by load bearing seat rear end face and to extend to the clamped cavity in hyoplastron;
One insulation back seat, it comprises: be embedded in the loading plate of described clamped cavity and take shape in the holder of described loading plate end;
One terminal group, this terminal group comprises some being fixed on loading plate and the first terminal be revealed on hyoplastron and the second terminal;
One shell, this shell is coated on insulator periphery, and wherein, the front end of described hyoplastron protrudes from outside the faucal of shell;
Being installed with between described insulator and insulation back seat and interfering terminal and a flexible positioning piece, after pairing end inserts this electric connector, swelling effect being formed to pairing termination, to improve the contact engaging and separating force of pairing end by interfering terminal and flexible positioning piece;
The contact site of described interference terminal is revealed in insulator foot, and the contact site of described flexible positioning piece is revealed in insulator both sides;
Described flexible positioning piece comprises: a body and the flexible actuator arm extended to form forward along body two ends, and this body is provided with location notch relative to the opposite side of flexible actuator arm, and this flexible actuator arm front end is formed with contact site outwardly.
2. shortened electric connector according to claim 1, is characterized in that: described hyoplastron both sides are respectively arranged with the first embedded hole, this first embedded hole and the described clamped cavity connects that the flexible actuator arm for described flexible positioning piece assembles.
3. shortened electric connector according to claim 1 and 2, is characterized in that: described insulation back seat is provided with the stopper slot assembled for described flexible positioning piece and the projection being arranged in stopper slot in loading plate and holder joint.
4. shortened electric connector according to claim 1, it is characterized in that: described interference terminal comprises a main body and takes shape in the contact site of body front end, this main body upper end forms a hangnail, is provided with the screens coordinated with this hangnail bottom described insulation back seat.
5. shortened electric connector according to claim 1, is characterized in that: described hyoplastron end is provided with the terminal groove for described interference terminal assembling, and order fixing interfere terminal inlay card to be conflicted with described loading plate after terminal groove.
6. shortened electric connector according to claim 1, is characterized in that: described hyoplastron is provided with through described clamped cavity and be respectively used to appear first end sub-aperture and second terminal hole of the contact site of described the first terminal and the contact site of the second terminal.
7. shortened electric connector according to claim 1, is characterized in that: described the first terminal is USB 2.0 terminal; The second described terminal is USB 3.0 terminal.
8. shortened electric connector according to claim 1, is characterized in that: the load bearing seat upper surface of described insulator and side are provided with draw-in groove, described shell forms the card matched with this draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210480245.XA CN102946019B (en) | 2012-11-22 | 2012-11-22 | Shortening type electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210480245.XA CN102946019B (en) | 2012-11-22 | 2012-11-22 | Shortening type electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102946019A CN102946019A (en) | 2013-02-27 |
| CN102946019B true CN102946019B (en) | 2015-05-13 |
Family
ID=47728940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210480245.XA Expired - Fee Related CN102946019B (en) | 2012-11-22 | 2012-11-22 | Shortening type electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102946019B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107293895B (en) * | 2016-04-11 | 2019-07-26 | 富士康(昆山)电脑接插件有限公司 | Electric connector and its manufacturing method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3817489B2 (en) * | 2002-03-25 | 2006-09-06 | モレックス インコーポレーテッド | Receptacle electrical connector |
| CN201490409U (en) * | 2009-07-15 | 2010-05-26 | 厦门迈士通航空技术有限公司 | Micro usb connector plug |
| CN201549628U (en) * | 2009-11-11 | 2010-08-11 | 博崴电子股份有限公司 | Electric connector |
| CN201853895U (en) * | 2010-05-06 | 2011-06-01 | 东莞市奕联实业有限公司 | Electrical connector |
-
2012
- 2012-11-22 CN CN201210480245.XA patent/CN102946019B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3817489B2 (en) * | 2002-03-25 | 2006-09-06 | モレックス インコーポレーテッド | Receptacle electrical connector |
| CN201490409U (en) * | 2009-07-15 | 2010-05-26 | 厦门迈士通航空技术有限公司 | Micro usb connector plug |
| CN201549628U (en) * | 2009-11-11 | 2010-08-11 | 博崴电子股份有限公司 | Electric connector |
| CN201853895U (en) * | 2010-05-06 | 2011-06-01 | 东莞市奕联实业有限公司 | Electrical connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102946019A (en) | 2013-02-27 |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20181122 |