CN112636031A - Locking piece, bent surface-mounted connector and connector assembly - Google Patents
Locking piece, bent surface-mounted connector and connector assembly Download PDFInfo
- Publication number
- CN112636031A CN112636031A CN202011378171.XA CN202011378171A CN112636031A CN 112636031 A CN112636031 A CN 112636031A CN 202011378171 A CN202011378171 A CN 202011378171A CN 112636031 A CN112636031 A CN 112636031A
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- CN
- China
- Prior art keywords
- connector
- locking
- elastic cantilever
- locking piece
- adaptive
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- 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
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
- H01R12/57—Fixed connections for rigid printed circuits or like structures characterised by the terminals surface mounting terminals
-
- 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
- H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
- H01R12/7011—Locking or fixing a connector to a PCB
- H01R12/707—Soldering or welding
-
- 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
- H01R13/04—Pins or blades for co-operation with sockets
- H01R13/05—Resilient pins or blades
-
- 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
The invention relates to a locking piece, a bent surface-mounted connector and a connector assembly. The connector realizes the adjustment of the gravity center position by additionally arranging the balancing weight, thereby avoiding the insufficient soldering caused by the deviation of the gravity center from the center; concave-convex matching locking when the locking member is inserted is realized through the arrangement of the bending contact part on the locking member elastic cantilever, so that reliable surface contact and locking of the locking member are realized, vibration impact on the contact member is reduced, and the connector is more reliable.
Description
Technical Field
The invention belongs to the field of connector timeliness, and particularly relates to a locking piece, a bent surface-mounted connector and a connector assembly.
Background
The surface-mounted electric connector has various installation forms, and the bent surface-mounted electric connector is generally applied to various industries at present. Firstly, the method comprises the following steps: one of the characteristics of the surface-mount connector is that the contact area between the terminal pin and the pad is small, if the center of gravity of the connector is not coincident with the center of the package, torque is generated to incline the connector, so that the pin and the pad cannot be completely attached, and thus, the pin of the connector is partially soldered. Because the bending surface-mounted connector is arranged on the edge of the printed board, part of the connector body can stretch out of the printed board, the gravity eccentricity of the connector can enable the connector to incline, and pins and a bonding pad cannot be well attached to enable part of the pins to be in rosin joint. Secondly, the method comprises the following steps: in the sheet-type contacts commonly used in surface-mount connectors, the contact between the sheet-type contacts of the connectors is a point-type contact, and the reliability of the connectors is low in a use environment where vibration and impact are severe only by the cantilever-beam-type contact between the contacts.
Disclosure of Invention
In order to solve the problems, the invention provides the bending surface-mounted connector with the novel structure, so that the gravity center position is adjusted by additionally arranging the balancing weight, and the insufficient soldering caused by the gravity center deviating from the center is avoided; the concave-convex fit when the locking member is inserted is realized through the arrangement of the bending contact part on the locking member elastic cantilever, so that the reliable surface contact and the locking of the locking member are realized, the vibration impact of the locking member is reduced, and the connector is more reliable.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme. According to the invention, the locking element comprises a flexible cantilever which is provided with at least one bending contact part for enabling the flexible cantilever to form concave-convex matching locking with the flexible cantilever of the adaptive locking element.
The purpose of the invention and the technical problem to be solved are also realized by adopting the following technical scheme. According to the invention, the bent surface-mounted connector comprises a bent locking piece, wherein the front end of the bent locking piece is a plug-in locking end, the tail part of the bent locking piece is a welding end, and at least one bent contact part used for enabling the bent locking piece to be matched and locked with an elastic cantilever of an adaptive locking piece in a concave-convex mode is arranged on an elastic cantilever of the plug-in locking end.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
In the curved surface-mounted connector, the connector is further provided with a balancing weight for adjusting the position of the center of gravity.
In the above-mentioned bending surface-mount connector, the weight member has a pin for soldering with the printed board.
In an embodiment of the invention, the elastic cantilever includes a first bending contact portion and a second bending contact portion, which are alternately distributed and bent with the first surface of the supporting portion of the elastic cantilever as the outer side, and the second surface of the supporting portion as the outer side.
In the bent surface-mount connector, the base of the plugging and locking end is provided with a protrusion for interference fit with the insulator.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme. According to the invention, the bending type surface-mounted connector assembly comprises a connector and a matching connector, wherein the front ends of the connector and the matching connector are oppositely inserted, and the elastic cantilever of the locking piece of the connector and the matching connector realize concave-convex matching locking through at least one bending contact part.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
In the curved surface-mount connector assembly, the elastic cantilever of the connector locking member is provided with first curved contact portions which are distributed in a staggered manner and curved in a manner that the first surface of the supporting portion of the elastic cantilever is the outer side, and second curved contact portions which are distributed in a staggered manner and curved in a manner that the second surface of the supporting portion is the outer side; the connector locking piece is characterized in that the elastic cantilever of the adaptive connector locking piece is provided with a first bending contact part which is distributed in a staggered manner and is bent in a mode that the second surface of the elastic cantilever supporting part is the outer side, and is in concave-convex adaptation with the second bending contact part on the connector locking piece, and a second bending contact part which is bent in a mode that the first surface of the supporting part is the outer side and is in concave-convex adaptation with the first bending contact part on the connector locking piece.
In the above-mentioned curved surface-mount connector assembly, the connector and the adapter connector are both provided with a weight for adjusting the center of gravity thereof.
Aforementioned connector component is pasted to curved table, its characterized in that: the front ends of the elastic cantilever of the connector and the adaptive connector locking piece are respectively provided with a guide structure for realizing the insertion and the guide of the connector and the adaptive connector locking piece.
Compared with the prior art, the invention has obvious advantages and beneficial effects. By the technical scheme, the bent surface-mounted connector can achieve considerable technical progress and practicability, has wide industrial utilization value and at least has the following advantages:
the connector adjusts the gravity center position of the connector by adding the balancing weight, so that the terminal pin of the connector can be well attached to the packaging bonding pad. The connector is provided with a bent contact part structure on the elastic cantilever of the locking piece, so that the engaging force and the separating force between the connectors are increased, and the reliability in a use environment with severe vibration impact is improved.
According to the invention, the locking piece is additionally arranged in the insulator to reduce the vibration impact on the locking piece and enhance the reliability of connection. This retaining member divide into welding end, interference fit position and contact site triplex, and the welding end can weld with the printing board, plays fixed connector's effect, increases the reliability between inserting between the connector and closes power and separating force and then reinforcing connector. The shape of the protruding position at the interference fit position is in interference fit with the insulator, so that the locking member is reliably assembled. The locking contact part is composed of a convex curve, the convex parts enter the concave parts of the other side during two buckling and are mutually matched to further achieve the buckling effect, the contact areas connected during two separation processes need to generate certain torque to enable the two separation processes, so that the separating force between the two processes is increased, and the effect of enhancing the use reliability of the connector is achieved.
Drawings
FIG. 1 is a schematic view of a locking member of the curved surface mount connector of the present invention in a mated state;
FIG. 2 is a side view of the locking member of the elbow meter connector of the present invention in a mated condition;
fig. 3 is an overall schematic view of the inventive elbow connector.
[ description of main element symbols ]
1: locking piece
2: welding the ends
3: plug-in locking end
4: elastic cantilever
5: first curved contact portion
6: second curved contact portion
7: first guide structure
8: second guide structure
9: interference fit part
10: supporting part
11: balancing weight
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects of the curved surface-mount connector according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Please refer to fig. 1-3, which are schematic structural diagrams of various parts of the curved surface-mount connector according to the present invention, the curved surface-mount connector includes a locking member 1 for implementing insertion locking thereof, the locking member 1 includes a welding end 2 and an insertion locking end 3, wherein the insertion locking end is provided with an elastic cantilever 4 for contacting and locking with the locking member of the adaptive connector, the elastic cantilever 4 is provided with at least one curved contact portion for forming concave-convex matching locking with the elastic cantilever of the adaptive locking member, when the two locking members are inserted and pulled out, the curved contact portion on the elastic cantilever can be inserted or pulled out after being distorted under the action of an inserting and pulling force.
In the embodiment of the present invention, the elastic cantilever 4 has two bending contact portions, wherein the first bending contact portion 5 is bent with the first surface of the support portion 10 of the elastic cantilever 4 as the outer side, and the second bending contact portion 6 is bent with the second surface of the support portion 10 as the outer side. The first bending contact part of the elastic cantilever on the locking part matched with the first bending contact part is bent in a mode that the second surface of the supporting part is taken as the outer side, and the second bending contact part is bent in a mode that the first surface of the supporting part is taken as the outer side, so that when the connector is plugged with the adaptive connector, the bulge of the second bending contact part 6 of the locking part enters the depression of the first bending contact part of the locking part of the adaptive connector and is completely or partially matched and attached with the depression, and the bulge of the second bending contact part of the locking part of the adaptive connector enters the depression of the first bending contact part 5 of the locking part of the adaptive connector and is completely or partially matched and attached with the depression, so that the elastic contact and the concave-convex matching locking of the locking parts of the two. Preferably, the front end surface of the elastic cantilever of the locking member of the present invention is in guiding engagement with the front end surface of the elastic cantilever of the locking member of the opposite insertion end, but not limited thereto.
In the embodiment of the present invention, in particular, the first bending contact portion 5 of the elastic cantilever 4 of the locker 1 is formed by extending the supporting portion 10 thereof upward and turning back inward, and the second bending contact portion 6 thereof is formed by extending the tail portion of the first bending contact portion downward and turning back outward. The first bending contact part of the locking piece elastic cantilever of the adaptive connector is formed by firstly turning over the supporting part inwards and then turning over outwards after extending upwards, and the second bending contact part is formed by upwards extending the tail part of the first supporting part and then turning over inwards. When the connector is plugged, the second bending contact part of the locking piece of the invention crosses the second bending contact part of the locking piece of the plug-in connector and falls into the first bending contact part, and the second bending contact part of the locking piece of the plug-in connector enters the first bending contact part of the locking piece of the invention, namely, the convex parts of the two locking pieces enter the concave parts of the two locking pieces, and are matched with each other in a concave-convex mode to realize elastic contact and buckling, and the contact area connected when the two ends are separated needs to generate certain torque to separate the two parts, thereby increasing the separating force of the two parts and playing a role in enhancing the use reliability of the connector.
In the embodiment of the present invention, the elastic cantilever of the locking member 1 is bent horizontally toward the front end after extending upward, and the first bending contact portion 5 is formed by bending inward after extending horizontally toward the front end, but the invention is not limited thereto.
In the embodiment of the invention, the elastic cantilever of the locking piece 1 is formed by extending the front end of the base body of the inserting and locking end forwards and upwards, and the elastic cantilever of the adaptive locking piece is formed by extending the rear end of the base body of the inserting and locking end forwards and upwards, namely the front end surface of the elastic cantilever of the locking piece of the invention is far beyond the front end surface of the base body of the inserting and locking end, and the front end surface of the elastic cantilever of the adaptive locking piece is not beyond the front end surface of the base body of the inserting and locking end, so that the distance between the front end surfaces of the base bodies of the inserting and locking ends of the two locking pieces is smaller when.
And an interference fit part 9 used for being in interference fit with the connector insulator is arranged on the locking part inserting and locking end body in a protruding mode. Specifically, the interference fit portion 9 is a boss fixed to the surface of the base body or a protrusion formed by protruding upward from the surface of the base body, but is not limited thereto.
In other embodiments of the present invention, the resilient cantilever has one or more first curved contact portions and second curved contact portions that are staggered.
In order to adjust the gravity center of the bent surface-mounted connector and prevent the terminal pins and the bonding pads from being subjected to insufficient soldering caused by the fact that the gravity center deviates from the packaging center during welding, the connector is further provided with a balancing weight 11, and the gravity center of the connector is consistent with the packaging center due to the arrangement of the balancing weight 11.
The weight 11 is a body with a certain weight for adjusting the position of the center of gravity of the connector as a whole, and the shape thereof may be various, and in the embodiment of the present invention, the tail end of the weight 11 is mounted on the connector by interference fit with the insulator.
The addition of the balancing weight 11 ensures that the terminal pin of the connector is well attached to the bonding pad during welding, and ensures that insufficient soldering cannot occur during welding of the connector. In addition, the balancing weight 11 is also provided with a pin for welding with a printed board, the pin of the balancing weight is welded on the printed board, the fixity between the connector and the printed board is increased, and the reliability of the connector in the application process is increased.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The locking piece is characterized by comprising an elastic cantilever for inserting and locking the front end, and the elastic cantilever is provided with at least one bent contact part for enabling the elastic cantilever to form concave-convex matching locking with the elastic cantilever of the adaptive locking piece.
2. The utility model provides a connector is pasted to curved table, its characterized in that, is including the retaining member of assembly in the insulator, and this retaining member front end is for having the grafting locking end that is used for inserting the elastic cantilever that closes the locking, the afterbody for being used for with printed board welded welding end, elastic cantilever is last to have at least one and is used for making its and the elastic cantilever of adapter connector retaining member form the crooked contact site of unsmooth cooperation locking.
3. The elbow form surface mount connector of claim 2, wherein: the connector is also provided with a balancing weight for adjusting the position of the center of gravity.
4. The elbow form surface mount connector of claim 3, wherein: the balancing weight is provided with a pin used for being welded with the printed board.
5. The elbow form surface mount connector of claim 2, wherein: the elastic cantilever comprises first bending contact parts which are distributed in a staggered mode and bend in a mode that the first surface of the supporting part of the elastic cantilever is the outer side, and second bending contact parts which bend in a mode that the second surface of the supporting part is the outer side.
6. The elbow form surface mount connector of claim 2, wherein: the base body of the plug-in locking end is provided with a bulge which is used for being in interference fit with the insulator.
7. The utility model provides a connector assembly is pasted to curved table, includes that the front end is to the connector and the adapter connector of inserting, its characterized in that: all be equipped with the retaining member in connector and adapter connector's the insulator, the retaining member has the elasticity cantilever that is used for inserting to close the locking, and when connector and adapter connector inserted, the elasticity cantilever on the retaining member of both ends realized unsmooth cooperation locking through at least one crooked contact site.
8. The elbow form surface mount connector assembly of claim 7, wherein: the elastic cantilever of the connector locking piece is provided with first bending contact parts which are distributed in a staggered manner and bend in a mode that the first surface of the supporting part of the elastic cantilever is taken as the outer side, and second bending contact parts which bend in a mode that the second surface of the supporting part is taken as the outer side; the elastic cantilever of the adaptive connector locking piece is provided with a first bending contact part which is distributed in a staggered manner, bends in a mode that a second face of the supporting part is used as the outer side, and is in concave-convex adaptive fit with the second bending contact part on the connector locking piece, and a second bending contact part which is bent in a mode that a first face of the supporting part is used as the outer side and is in concave-convex adaptive locking with the first bending contact part on the connector locking piece.
9. The elbow form surface mount connector assembly of claim 7, wherein: wherein, the connector and the adaptive connector are both provided with balancing weights for adjusting the gravity center position.
10. The elbow form surface mount connector assembly of claim 7, wherein: the front ends of the elastic cantilever of the connector and the adaptive connector locking piece are respectively provided with a guide structure for realizing the insertion and the guide of the connector and the adaptive connector locking piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011378171.XA CN112636031B (en) | 2020-11-30 | 2020-11-30 | Locking piece, bent surface-mounted connector and connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011378171.XA CN112636031B (en) | 2020-11-30 | 2020-11-30 | Locking piece, bent surface-mounted connector and connector assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112636031A true CN112636031A (en) | 2021-04-09 |
| CN112636031B CN112636031B (en) | 2022-03-29 |
Family
ID=75306990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011378171.XA Active CN112636031B (en) | 2020-11-30 | 2020-11-30 | Locking piece, bent surface-mounted connector and connector assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112636031B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2520010Y (en) * | 2001-11-30 | 2002-11-06 | 富士康(昆山)电脑接插件有限公司 | Electric connector assembly |
| CN101536264A (en) * | 2006-09-06 | 2009-09-16 | 莫列斯公司 | Integrated mail, internet, and telephony event tracking system |
| CN101847803A (en) * | 2009-03-24 | 2010-09-29 | 松下电工株式会社 | Connector and manufacture method thereof with the locking mechanism that keeps socket and head combination |
| CN102025057A (en) * | 2009-09-09 | 2011-04-20 | 英业达股份有限公司 | Electrical connector |
| JP2013062024A (en) * | 2011-09-10 | 2013-04-04 | Sumitomo Wiring Syst Ltd | Connector for circuit board |
| CN103384036A (en) * | 2012-05-01 | 2013-11-06 | 广濑电机株式会社 | Electrical connector assembled component, plug connector, and receptacle connector |
| CN203326282U (en) * | 2013-07-22 | 2013-12-04 | 上海莫仕连接器有限公司 | Electric connector |
| CN104733897A (en) * | 2013-12-24 | 2015-06-24 | 广濑电机株式会社 | Electric connector |
| CN209981524U (en) * | 2019-07-22 | 2020-01-21 | 东莞市广业电子有限公司 | Radio frequency connector |
-
2020
- 2020-11-30 CN CN202011378171.XA patent/CN112636031B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2520010Y (en) * | 2001-11-30 | 2002-11-06 | 富士康(昆山)电脑接插件有限公司 | Electric connector assembly |
| CN101536264A (en) * | 2006-09-06 | 2009-09-16 | 莫列斯公司 | Integrated mail, internet, and telephony event tracking system |
| CN101847803A (en) * | 2009-03-24 | 2010-09-29 | 松下电工株式会社 | Connector and manufacture method thereof with the locking mechanism that keeps socket and head combination |
| CN102025057A (en) * | 2009-09-09 | 2011-04-20 | 英业达股份有限公司 | Electrical connector |
| JP2013062024A (en) * | 2011-09-10 | 2013-04-04 | Sumitomo Wiring Syst Ltd | Connector for circuit board |
| CN103384036A (en) * | 2012-05-01 | 2013-11-06 | 广濑电机株式会社 | Electrical connector assembled component, plug connector, and receptacle connector |
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| CN209981524U (en) * | 2019-07-22 | 2020-01-21 | 东莞市广业电子有限公司 | Radio frequency connector |
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| Publication number | Publication date |
|---|---|
| CN112636031B (en) | 2022-03-29 |
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