CN106921059B - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN106921059B CN106921059B CN201510988720.8A CN201510988720A CN106921059B CN 106921059 B CN106921059 B CN 106921059B CN 201510988720 A CN201510988720 A CN 201510988720A CN 106921059 B CN106921059 B CN 106921059B
- Authority
- CN
- China
- Prior art keywords
- insulating body
- accommodating groove
- electrical connector
- lock catch
- elastic arm
- 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
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
-
- 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
- H01R13/46—Bases; Cases
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
An electric connector comprises an insulating body, a plurality of conductive terminals fixed in the insulating body and a locking piece assembled on the insulating body. The insulation body is provided with an accommodating groove which penetrates through the insulation body along the vertical direction, and the locking piece is assembled in the accommodating groove of the insulation body. The locking piece comprises a flat plate part, a pair of inner elastic arms extending from the flat plate part along the vertical direction and a pair of outer elastic arms bending outwards from two sides of the flat plate part and extending in the same direction as the inner elastic arms. The insulating body is provided with two stop blocks which are positioned in the accommodating grooves and respectively positioned between the inner elastic arm and the outer elastic arm, and the inner elastic arm and the outer elastic arm of the locking piece are respectively buckled on the stop blocks. The strength of the insulating body can be enhanced, and the risk that the locking piece is separated from the insulating body can be effectively avoided.
Description
[ technical field ] A method for producing a semiconductor device
The present invention relates to an electrical connector, and more particularly, to an electrical connector capable of being stably fixed to a circuit board.
[ background of the invention ]
The related prior art of the present invention can refer to the card edge connector disclosed in taiwan patent No. 404612, which is published on 9/1/2000, and the card edge connector includes an insulating body and a fixing fastener for fixing the insulating body to an electronic board, the fixing fastener includes an upper embedded plate and a lower vertical insertion plate, two sides of the embedded plate have an upward extending arm, two sides of the lower section of the insertion plate respectively extend upward to form an elastic buckle arm, and the outer side of the top end of the elastic buckle arm has a projection. Therefore, after the insulation body is embedded in the upper part of the fixing fastener, the insulation body can be stably inserted and buckled on the butt joint electronic board through the fixing fastener, and the elastic buckling arm is reversely buckled on the butt joint electronic board so as to prevent the insulation body from falling off.
However, the fixing fastener needs to be embedded in the insulating body, which not only makes the manufacturing process complicated, but also causes the problem that the fixing fastener is easily separated from the insulating body because there is no good locking mechanism between the fixing fastener and the insulating body
Therefore, there is a need to provide a new electrical connector to solve the above problems.
[ summary of the invention ]
The present invention is directed to an electrical connector having a locking member, wherein the locking member and an insulating housing form a stable locking effect.
In order to achieve the purpose, the invention adopts the following technical scheme: an electric connector comprises an insulating body, a plurality of conductive terminals fixed in the insulating body and a locking piece assembled on the insulating body. The insulation body is provided with an accommodating groove which penetrates through the insulation body along the vertical direction, and the locking piece is assembled in the accommodating groove of the insulation body. The locking piece comprises a flat plate part, a pair of inner elastic arms extending from the flat plate part along the vertical direction and a pair of outer elastic arms bending outwards from two sides of the flat plate part and extending in the same direction as the inner elastic arms. The insulating body is provided with two stop blocks which are positioned in the accommodating grooves and respectively positioned between the inner elastic arm and the outer elastic arm, and the inner elastic arm and the outer elastic arm of the locking piece are respectively buckled on the stop blocks.
The further improvement is as follows: the inner elastic arms are located between the outer elastic arms, inner lock catch portions which are arranged in a back-to-back mode are arranged at the free tail ends of the inner elastic arms, and outer lock catch portions which are arranged oppositely are arranged at the free tail ends of the outer elastic arms.
The further improvement is as follows: the inner lock catch part and the outer lock catch part are both buckled on the upper surface of the stop block, and the upper surface of the stop block is a step surface with a high outer part and a low inner part, so that the outer lock catch part exceeds the inner lock catch part in the vertical direction.
The further improvement is as follows: the accommodating groove is provided with an inner accommodating groove positioned between the two stop blocks and an outer accommodating groove positioned on the outer sides of the two stop blocks, and the outer accommodating groove is communicated with the inner accommodating groove on the bottom surface of the insulating body.
The further improvement is as follows: the inner elastic arm of the locking piece is contained in the inner containing groove, and the outer elastic arm of the locking piece is contained in the outer containing groove and does not exceed the outer side face of the insulating body.
The further improvement is as follows: the width of the outer elastic arm of the locking piece is larger than that of the inner elastic arm when viewed in the longitudinal direction.
The further improvement is as follows: the flat plate part of the locking part is also provided with fixing feet which are positioned at two sides of the flat plate part and close to the barbs of the inner elastic arms and extend downwards from the bottom surface of the flat plate part, the barbs are in interference fit with the stop blocks at two sides of the inner accommodating groove, and the fixing feet extend downwards out of the bottom surface of the insulating body.
The further improvement is as follows: the insulating body comprises a longitudinal slot and end walls positioned at two ends of the slot in the longitudinal direction, and the accommodating groove is arranged in one of the end walls.
The further improvement is as follows: the bottom of end wall is equipped with the boss, the accepting groove runs through the boss setting.
The further improvement is as follows: the insulation body further comprises a fool-proof portion which is located in the slot and is deviated to one end wall, and the accommodating groove is further formed in the fool-proof portion.
Compared with the prior art, the electric connector has the following beneficial effects: the locking piece comprises a flat plate part, a pair of inner elastic arms extending from the flat plate part along the vertical direction and a pair of outer elastic arms bending outwards from two sides of the flat plate part and extending in the same direction as the inner elastic arms. The insulating body is provided with two stop blocks which are positioned in the accommodating grooves and respectively positioned between the inner elastic arm and the outer elastic arm, and the inner elastic arm and the outer elastic arm of the locking piece are respectively buckled on the stop blocks. The strength of the insulating body can be enhanced, and the risk that the locking piece is separated from the insulating body can be effectively avoided.
[ description of the drawings ]
Fig. 1 is a perspective view of the electrical connector of the present invention.
Fig. 2 is an exploded view of the electrical connector shown in fig. 1.
Fig. 3 is an exploded view from another angle of the electrical connector shown in fig. 1.
Fig. 4 is a cross-sectional view of the electrical connector of fig. 1 taken along the direction a-a.
[ detailed description ] embodiments
As shown in fig. 1 to 2, the present invention provides an electrical connector 100 for plugging an electronic card (not shown), wherein the electrical connector 100 includes a longitudinal insulative housing 10, an ear clip portion 20 disposed at one end of the longitudinal insulative housing 10, a plurality of conductive terminals 30 received in the longitudinal insulative housing 10, and a locking member 40 for fixing the longitudinal insulative housing 10 to a mating electronic board (not shown). The insulating body 10 includes two sidewalls 11 extending along a longitudinal direction thereof and two end walls 12 connected to longitudinal ends of the two sidewalls 11, wherein the two sidewalls 11 and the two end walls 12 enclose a longitudinal slot 13 for receiving the electronic card. The two side walls 11 are respectively provided with a row of terminal slots 110 for receiving the conductive terminals 30.
As shown in fig. 2 and 3, the ear clip part 20 includes a main body 21, a pivot shaft 22 disposed below the main body 21, a pulling part 23 disposed above the main body 21 and extending away from the insertion slot 13, and a clip part 25 and a clip arm 24 also disposed above the main body 21 and extending toward the insertion slot 13. The insulative housing 10 has a pivot hole 111 at one end of the longitudinal length thereof, the pivot hole 111 is disposed corresponding to the pivot shaft 22, and when the pivot shaft 22 is assembled to the pivot hole 111, the ear-fastening portion 20 can rotate around the pivot shaft 22 to lock and release the electronic card inserted into the electrical connector 100.
The terminal 30 is accommodated in the terminal groove 110, and includes a holding portion 31, a contact portion 32 extending upward from the holding portion 31 and protruding into the slot 13, and a welding portion 33 extending downward from the holding portion 31 and extending out of the insulating body 10. When the mating electronic card is inserted into the electrical connector 100, the contact portion 32 is electrically connected to the electronic card, and the mating electronic card is electrically connected to the mating electronic board by being soldered to the soldering portion 33 of the mating electronic board.
As shown in fig. 4, the locking member 40 is made of a sheet metal, and the locking member 40 is assembled into the receiving groove 15 of the insulating housing 10 from the bottom surface of the insulating housing 10 upward and perpendicular to the longitudinal direction of the insulating housing 10. The locking member 40 includes a flat plate portion 41, a pair of inner resilient arms 42 extending upward from the top surface of the flat plate portion 41, a pair of outer resilient arms 43 bent outward from two sides of the flat plate portion 41 and extending upward, and a pair of holding legs 44 extending downward from the bottom surface of the flat plate portion 41, such that the inner resilient arms 42 are located between the outer resilient arms 43. The free ends of the pair of inner resilient arms 42 are provided with oppositely disposed inner locking portions 421, and the free ends of the pair of outer resilient arms 43 are provided with oppositely disposed outer locking portions 431. In the present embodiment, the height of the outer elastic arm 43 in the vertical direction is greater than the height of the inner elastic arm 42 in the vertical direction; in other embodiments, the height of the outer elastic arm 43 in the vertical direction may also be less than or equal to the height of the inner elastic arm 42 in the vertical direction, which may be set according to the user's requirement.
The receiving groove 15 penetrates through the end wall 12 of the insulating body 10 in the vertical direction, and is provided with an inner receiving groove 151 for receiving the inner elastic arm 42 and an outer receiving groove 152 for receiving the outer elastic arm 43, the insulating body 10 is provided with two stop blocks 153 located at two sides of the inner receiving groove 151, and the outer receiving groove 152 extends inwards from the outer side surface of the side wall 11 to the outer side surface of the stop block 153 and is communicated with the inner receiving groove 151 at the bottom surface of the insulating body 10. When the locking member 40 is mounted in the receiving slot 15 from the bottom to the top, the inner elastic arm 42 of the locking member 40 is received in the inner receiving slot 151 and the inner locking portions 421 thereof are respectively fastened to the upper surfaces 154 of the stoppers 153, the outer elastic arm 43 of the locking member 40 is received in the outer receiving slot 152 and does not exceed the outer side surface of the sidewall 11 of the insulative housing 10, the outer locking portions 431 of the outer elastic arm 43 are respectively fastened to the upper surfaces 154 of the stoppers 153, and the holding leg 44 extends downward out of the insulative housing 10.
The upper surface 154 of the stopper 153 is a stepped surface with a high outer portion and a low inner portion, and the outer locking portion 431 is vertically beyond the inner locking portion 421. The width of the outer elastic arm 43 of the locking member 40 is greater than the width of the inner elastic arm 42 to ensure that the outer elastic arm 43 of the locking member 40 has sufficient strength, so that the outer elastic arm 43 is stressed uniformly when being pressed by an external force, and the assembly is convenient. In this embodiment, the locking piece 40 is installed into the receiving slot 15 from the bottom up, so that the outer elastic arm 43 and the inner elastic arm 42 and the holding foot 44 extend in the opposite directions in the vertical direction; in other embodiments, the locking member 40 can also be installed in the receiving slot 15 from top to bottom, in which the outer elastic arm 43, the inner elastic arm 42 and the holding foot 44 both extend downward from the flat plate portion 41 of the locking member 40, the holding foot 44 is located between the inner elastic arms 42, and the outer elastic arm 43 and the inner elastic arm 42 are respectively buckled on the lower surface of the stopping block 153.
The insulation body 10 further includes a fool-proof portion 14 located in the insertion slot 13 and biased toward one end wall 12, in this embodiment, the receiving slot 15 is located in the end wall 12 of the insulation body 10 close to the ear-buckling portion 20, in other embodiments, the receiving slot may be located in the other end wall of the insulation body 10 and the fool-proof portion 14, or in both end walls 12 of the insulation body 10, or in the fool-proof portion 14 alone. It should be noted that the bottom of the end wall 12 is provided with a boss 120, the receiving slot 15 is disposed through the boss 120, and when assembling, the boss 120 can directly abut against the mating electronic board, so that the locking member 40 assembled in the receiving slot 15 has better stability.
The flat plate portion 41 of the locking member 40 is further provided with barbs 45 located at two sides thereof and close to the inner elastic arms 42, the barbs 45 are in interference fit with the stop blocks 153 at two sides of the inner receiving groove 151, so that the locking member 40 is further not easy to fall off after being assembled into the receiving groove 15, and the fixing legs 44 can be in insertion fit with the mating electronic board and welded therewith, so as to limit the electrical connector 100 on the mating electronic board and avoid the falling off phenomenon.
The above embodiments are preferred embodiments of the electrical connector of the present invention, and of course, other embodiments may be adopted for the electrical connector of the present invention, and are not described in detail herein.
Claims (9)
1. An electric connector comprises an insulating body, a plurality of conductive terminals fixedly held in the insulating body and a locking piece assembled on the insulating body, wherein the insulating body is provided with an accommodating groove which penetrates through the insulating body along the vertical direction, and the locking piece is assembled in the accommodating groove of the insulating body; the method is characterized in that: the lock is held the piece and is included the flat board portion, from the flat board along a pair of interior shell fragment arm that vertical direction extends and from the both sides of flat board outside buckle and with a pair of outer shell fragment arm of interior shell fragment arm syntropy extension, it is a pair of lock catch portion in the end of interior shell fragment arm is equipped with, and is a pair of lock catch portion is equipped with outer lock catch portion outer shell fragment arm's end, insulator is equipped with and is located the accepting groove and is located two backstop pieces between interior shell fragment arm and the outer shell fragment arm respectively, interior lock catch portion all detains with outer lock catch portion and holds in the upper surface of backstop piece, the upper surface of backstop piece is outer high interior low step face, with outer lock catch portion surpasss in vertical direction interior lock catch portion.
2. The electrical connector of claim 1, wherein: the inner elastic arm is located between the outer elastic arms, the inner lock catch portions are arranged in a back-to-back mode, and the outer lock catch portions are arranged oppositely.
3. The electrical connector of claim 1, wherein: the accommodating groove is provided with an inner accommodating groove positioned between the two stop blocks and an outer accommodating groove positioned on the outer sides of the two stop blocks, and the outer accommodating groove is communicated with the inner accommodating groove on the bottom surface of the insulating body.
4. The electrical connector of claim 3, wherein: the inner elastic arm of the locking piece is contained in the inner containing groove, and the outer elastic arm of the locking piece is contained in the outer containing groove and does not exceed the outer side face of the insulating body.
5. The electrical connector of claim 4, wherein: the width of the outer elastic arm of the locking piece is larger than that of the inner elastic arm when viewed in the longitudinal direction.
6. The electrical connector of claim 3, wherein: the flat plate part of the locking part is also provided with fixing feet which are positioned at two sides of the flat plate part and close to the barbs of the inner elastic arms and extend downwards from the bottom surface of the flat plate part, the barbs are in interference fit with the stop blocks at two sides of the inner accommodating groove, and the fixing feet extend downwards out of the bottom surface of the insulating body.
7. The electrical connector of claim 1, wherein: the insulating body comprises a longitudinal slot and end walls positioned at two ends of the slot in the longitudinal direction, and the accommodating groove is arranged in one of the end walls.
8. The electrical connector of claim 7, wherein: the bottom of end wall is equipped with the boss, the accepting groove runs through the boss setting.
9. The electrical connector of claim 7, wherein: the insulation body further comprises a fool-proof portion which is located in the slot and is deviated to one end wall, and the accommodating groove is further formed in the fool-proof portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510988720.8A CN106921059B (en) | 2015-12-28 | 2015-12-28 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510988720.8A CN106921059B (en) | 2015-12-28 | 2015-12-28 | Electrical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106921059A CN106921059A (en) | 2017-07-04 |
| CN106921059B true CN106921059B (en) | 2019-12-27 |
Family
ID=59458535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510988720.8A Active CN106921059B (en) | 2015-12-28 | 2015-12-28 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106921059B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW404612U (en) * | 1999-03-09 | 2000-09-01 | Chia Tse Terminal Industry Co | Electrical connector structure improvement |
| JP2011165682A (en) * | 2011-06-03 | 2011-08-25 | Hirose Electric Co Ltd | Electric connector with multi-contact terminal |
| CN203911019U (en) * | 2014-05-21 | 2014-10-29 | 富士康(昆山)电脑接插件有限公司 | A card edge connector |
| CN104300263A (en) * | 2014-10-10 | 2015-01-21 | 江门市江海区汇聪电器厂 | Elastic clamping type quick wiring lamp holder |
| CN204834944U (en) * | 2015-06-11 | 2015-12-02 | 富士康(昆山)电脑接插件有限公司 | Edge blocking type connector |
-
2015
- 2015-12-28 CN CN201510988720.8A patent/CN106921059B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW404612U (en) * | 1999-03-09 | 2000-09-01 | Chia Tse Terminal Industry Co | Electrical connector structure improvement |
| JP2011165682A (en) * | 2011-06-03 | 2011-08-25 | Hirose Electric Co Ltd | Electric connector with multi-contact terminal |
| CN203911019U (en) * | 2014-05-21 | 2014-10-29 | 富士康(昆山)电脑接插件有限公司 | A card edge connector |
| CN104300263A (en) * | 2014-10-10 | 2015-01-21 | 江门市江海区汇聪电器厂 | Elastic clamping type quick wiring lamp holder |
| CN204834944U (en) * | 2015-06-11 | 2015-12-02 | 富士康(昆山)电脑接插件有限公司 | Edge blocking type connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106921059A (en) | 2017-07-04 |
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