CN110391562B - Adaptor connector and connector assembly - Google Patents
Adaptor connector and connector assembly Download PDFInfo
- Publication number
- CN110391562B CN110391562B CN201811574336.3A CN201811574336A CN110391562B CN 110391562 B CN110391562 B CN 110391562B CN 201811574336 A CN201811574336 A CN 201811574336A CN 110391562 B CN110391562 B CN 110391562B
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- connector
- contact
- contact piece
- switching
- plug
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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
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/716—Coupling device provided on the PCB
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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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
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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
- 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
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
- H01R13/6315—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only allowing relative movement between coupling parts, e.g. floating connection
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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
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to electrical connectors, and more particularly to a connector and a connector assembly. The connector assembly comprises a first connector, a second connector and a switching connector which is in plug connection with the first connector and the second connector in use, wherein plug-in ends of the first connector and the second connector and plug-in ends of the switching connector are provided with plug-in gaps in a direction perpendicular to the plug-in direction, the switching connector is in plug connection with the first connector and the second connector through sheet type contact pieces, and plug-in contact surfaces of the switching contact pieces and first contact pieces of the first connector are perpendicular to plug-in contact surfaces of the switching contact pieces and second contact pieces of the second connector. The switching contact piece is vertical to the plugging contact surface contacted with the contact pieces of the two connectors, so that the switching connector and the two connectors can slide along the plugging contact surface, namely, the switching connector and the two connectors float in the vertical direction, thereby realizing plugging with large tolerance and ensuring the reliable contact of the contact pieces.
Description
Technical Field
The present invention relates to electrical connectors, and more particularly to a connector and a connector assembly.
Background
The printed boards are often in conductive connection through the electric connecting elements so as to realize signal or power supply connection between the two printed boards, however, the traditional connector often requires higher insertion precision in order to ensure reliable contact between the contact elements, so that higher requirements are provided for the installation positions of the two printed boards which need to realize connection, once one of the two printed boards has larger installation error, the connection between the two printed boards and the other printed board is difficult to realize through the connector, and the assembly difficulty is greatly improved.
Disclosure of Invention
The invention aims to provide a connector assembly, which is used for solving the problem that the existing two printed boards are difficult to connect through a connector due to installation errors when electric connection is realized. Meanwhile, the invention also provides a switching connector contained in the connector assembly.
The connector assembly comprises a first connector, a second connector and a switching connector which is in plug connection with the first connector and the second connector in use, wherein plug-in ends of the first connector and the second connector and plug-in ends of the switching connector are provided with plug-in gaps in a direction perpendicular to the plug-in direction, the switching connector is in plug connection with the first connector and the second connector through sheet type contact pieces, and plug-in contact surfaces of the switching contact pieces and first contact pieces of the first connector are perpendicular to plug-in contact surfaces of the switching contact pieces and second contact pieces of the second connector.
The plugging clearance between the adapter connector and the first and second connectors can be compensated by the floating of the adapter connector when the first and second connectors have plugging deviation, and the adapter connector is perpendicular to the plugging contact surfaces of the contact pieces of the two connectors, so that the adapter connector and the two connectors can slide along the plugging contact surfaces, namely, the adapter connector and the two connectors float in the perpendicular direction, thereby realizing the plugging with large tolerance and ensuring the reliable contact of the contact pieces.
Furthermore, at least one of the first and second contact ends of the changeover contact for plugging with the first and second connectors comprises two contact sheet bodies which are spaced oppositely. The contact end of the switching contact element is connected with the corresponding connector through the two contact sheet bodies, so that reliable contact with the corresponding connector can be guaranteed when the switching connector floats, and meanwhile, high-current power transmission is facilitated, and heat dissipation during high-current power transmission is facilitated.
Furthermore, the switching contact pieces of the same output path in the switching connector are of an integrated structure. The integrated structure formed by stamping and bending is adopted, the manufacturing is convenient, and the transmission resistance is smaller.
The adapter connector is guided by the plug-in guide structure on at least one of the two connectors when plugged with the first connector, and/or the adapter connector is guided by the plug-in guide structure on at least one of the two connectors when plugged with the second connector. The guiding of the plugging guiding structure facilitates the relative floating between the adapter connector and the corresponding connector in the plugging process.
Or, the two sides of the adaptor connector are respectively provided with an insertion cavity, and are respectively in insertion connection with the corresponding connectors through the insertion cavities. At the moment, the flaring structure for guiding the first connector and the second connector in the plugging connection process can be arranged at the socket position of the plugging cavity, and the plugging process can be guided through the flaring structure, so that the relative floating between the switching connector and the corresponding connector is facilitated in the plugging process.
The adapter connector and the first and second connectors of the connector assembly of the present invention are preferably rectangular connectors, with the adapter connector being perpendicular to the mating contact surfaces of the two connectors.
Based on the connector assembly, the adapter connector adopts the following scheme:
the switching connector comprises a switching shell and at least one switching contact piece fixedly arranged in the switching shell, the switching contact piece is a sheet contact piece, one end of the switching contact piece is provided with a first switching contact end used for being plugged with the first connector, the other end of the switching contact piece is provided with a second switching contact end used for being plugged with the second connector, and the plugging contact surface of the first switching contact end is perpendicular to the plugging contact surface of the second switching contact end.
Furthermore, the adaptor connector is provided with an insertion guide structure for guiding when being in insertion connection with the first connector and the second connector.
Or, the two sides of the adapter housing are respectively provided with an insertion cavity, and are respectively inserted into the corresponding connectors through the insertion cavities. At the moment, the adapter housing is provided with a flaring structure at the socket position of the plug cavity, wherein the flaring structure guides the first connector and the second connector when the adapter housing is in plug connection with the first connector and the second connector.
The adapter connector of the present invention is preferably a rectangular connector.
Furthermore, the first contact end and/or the second contact end of the changeover contact comprise two oppositely spaced contact webs. In this case, it is preferable that the transfer contacts of the same output path in the transfer connector are of an integral structure.
Drawings
FIG. 1 is a schematic view of a connector assembly of the present invention;
FIG. 2 is a schematic structural diagram of a contact of the adapter connector of FIG. 1;
fig. 3 is a schematic structural diagram of a contact of a switching connector in a second embodiment of the connector assembly.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
The first embodiment of the connector assembly of the present invention. The connector assembly of the present embodiment is a power connector applied to transmit current between two printed boards, but it is not excluded that the connector assembly of the present invention may also implement connection between two other electrical components, or may also be a signal connector in other embodiments.
The connector assembly of the first embodiment is shown in fig. 1 to 2, and the front, back, left and right directions in the following description are directions shown in the drawings and do not refer to specific directions of actual products.
The connector assembly comprises a first connector 1, a second connector 3 and a transfer connector 2. The first connector 1 and the second connector 3 are both electrically connected with corresponding printed boards, the first connector 1 comprises a first housing 10, the first housing 10 comprises an insulating part, a first contact piece 11 is fixedly mounted on the insulating part, one end of the first contact piece 11 is provided with a first contact piece connecting end 110 used for being connected with a printed board, and the other end of the first contact piece 11 is provided with a first connecting contact end 111 used for being correspondingly inserted into a switching connector. Two first contact pieces are arranged in parallel in the first connector 1, each of the two first contact pieces comprises two contact piece bodies arranged at opposite intervals, and the two contact piece bodies are arranged in parallel in the front-back direction. An inserting space for inserting the contact of the switching connector is formed between the two contact sheets.
The second connector 3 is similar to the first connector 1, and includes a second housing 30, the second housing 30 includes an insulating portion, a second contact piece 31 is fixedly mounted on the insulating portion, one end of the second contact piece 31 has a second contact piece connection end for connecting with a printed board, and the other end has a second connection contact end for correspondingly plugging with a conversion connector. Two second contact pieces are installed in parallel in the second connector 3, and the two second contact pieces comprise two contact piece bodies arranged at opposite intervals, and the two contact piece bodies are arranged in parallel in the left-right direction. An inserting space for inserting the contact of the switching connector is formed between the two contact sheets.
The adapter connector 2 includes an adapter housing 20, the adapter housing 20 includes an insulating portion, and an adapter contact 21 is fixedly mounted on the insulating portion, the adapter contact has two first adapter contact ends 210 and a second adapter contact end 211, the first adapter contact end 210 is used for being in plug contact with the first connection contact end, and the second adapter contact end 211 is used for being in plug contact with the second connection contact end. Correspondingly, two switching contacts are fixedly mounted in the switching connector 2, and the first and second switching contact ends of each switching contact respectively comprise two contact sheet bodies which are arranged at intervals relatively and are in contact with the connection contact ends of the corresponding connectors through the two contact sheet bodies.
Wherein each switching contact piece is integrally arranged. As shown in fig. 2, the adapting contact includes an intermediate connection portion 212 and two overhanging pieces respectively disposed at two sides of the intermediate connection portion 212, a surface of a piece body of the intermediate connection portion is parallel to the plugging direction, the two overhanging pieces at one side form a first adapting contact end 210, the overhanging pieces at the other side form a second adapting contact end 211, and three bending portions of the intermediate connection portion enable two contact piece bodies included in the first adapting contact end to be opposite front and back, so that the two contact piece bodies included in the second adapting contact end are opposite left and right.
Alternatively, as shown in fig. 3, in the second embodiment, the transfer contact includes an intermediate connection portion 212, the sheet surface of the intermediate connection portion 212 is perpendicular to the plugging direction, the intermediate connection portion is provided with overhanging pieces in four directions, i.e., front, rear, left, and right, the first transfer contact end 210 can be formed by bending the front and rear overhanging pieces in the plugging direction, and the second transfer contact end 211 can be formed by bending the left and right overhanging pieces in the plugging direction.
The two sides of the adaptor connector 2 are respectively provided with an inserting cavity, and are respectively connected with the corresponding first connector and the second connector in an inserting way through the inserting cavity, and inserting gaps are respectively arranged between the inner wall of the inserting cavity and the outer wall surfaces of the inserting ends of the first connector and the second connector in the direction perpendicular to the inserting direction. At this time, the flaring structure 23 for guiding when the plug cavity is in plug connection with the first connector and the second connector can be arranged at the socket position of the plug cavity, and the plug process can be guided through the flaring structure 23, so that the relative floating between the adapter connector and the corresponding connector can be facilitated in the plug process.
Of course, correspondingly, a first adduction guide slope 13 may be provided at the outer edge position of the plugging end of the first connector, and a second adduction guide slope 33 may be provided at the outer edge position of the plugging end of the second connector to cooperate with the flaring structure on the adapter connector.
The connector assembly provided by the invention has the advantages that when the first connector and the adapter connector are subjected to butt insertion deviation, the interference exists between the first connector and the adapter connector along with the insertion of the first connector into the adapter connector, so that the interaction in the left-right direction is generated through the matching of the flaring structure and the first inward-closing guide inclined surface, the adapter connector and the first connector are pushed to slide and offset in the left-right direction, and the interaction in the front-back direction is generated through the matching of the flaring structure and the second inward-closing guide inclined surface, so that the adapter connector and the second connector are pushed to slide and offset in the front-back direction.
The mutual cooperation of the three can finally realize the large-tolerance plug-in connection between two printed boards, and moreover, the contact elements of the first connector, the second connector and the switching connector are all in normal contact, so that acting force cannot be applied due to mutual deviation of the three, and the contact is reliable.
The three are preferably rectangular connectors in view of the arrangement of the first and second connectors and the contacts within the transfer connector, but it is not excluded that in other embodiments the three may be circular connectors.
Of course, the connector assembly of the present invention is not limited to the above-mentioned embodiments, and other embodiments based on the inventive concept of the present invention are listed below.
For example, the first connector and/or the second connector are/is provided with a plugging cavity, and the corresponding plugging end arranged on the adaptor connector and adapted to the plugging cavity is inserted into the corresponding plugging cavity; the insertion guide structure for guiding the first and second connectors during insertion with the adaptor connector may also be a guide insertion hole independently disposed on one of the two connectors (the first connector and the adaptor connector, and the second connector and the adaptor connector) and a guide post on the other, and the front end of the guide hole and/or the guide post facing the insertion direction is provided with a guide inclined surface or a guide tapered surface. At this time, the size of the connector in the direction perpendicular to the plugging direction needs to be increased to provide the guide holes and the guide posts.
The switching contact piece of the switching connector can also be of a split structure, and all split parts are connected together in a detachable or non-detachable mode; the number of the contact pieces in the adapter connector can also be adaptively designed according to the number of transmission loops required in practice.
Two contacts corresponding to one transmission circuit in two connectors (the first connector and the switching connector, and the second connector and the switching connector) which are mutually inserted are arranged, wherein one of the two contacts can be a clamping type contact, and the other one is a plug-in type contact, so that double-side contact conduction is realized.
The invention also provides embodiments of a switching connector: the specific structure is the same as the adaptor connector structure in the various embodiments of the connector assembly described above, and the description will not be repeated.
Claims (12)
1. A switching connector is characterized by comprising a switching shell and at least one switching contact piece fixedly arranged in the switching shell, wherein the switching contact piece is a sheet contact piece, one end of the switching contact piece is provided with a first switching contact end used for being plugged with a first connector, the other end of the switching contact piece is provided with a second switching contact end used for being plugged with a second connector, the openings of the plugging ends of the first connector and the second connector are opposite, and the plugging ends of the first connector and the second connector and the plugging end of the switching connector are provided with plugging gaps in a direction vertical to the plugging direction; the plug contact surface of the first switching contact end is vertical to the plug contact surface of the second switching contact end;
the adaptor connector is provided with an insertion guide structure for guiding when being in insertion connection with the first connector and the second connector; the adapter connector and the corresponding connector are promoted to float relatively in the plugging process through the guiding of the plugging guiding structure;
the first connector is provided with a first contact piece, the first contact piece is provided with a first contact end inserted with the adapter connector, the first contact piece comprises two contact piece bodies arranged oppositely at intervals, and an insertion space for inserting the first adapter contact end of the adapter connector is formed between the two contact piece bodies; the second connector is provided with a second contact piece, the second contact piece is provided with a second contact end which is spliced with the adapter connector, the second contact piece comprises two contact piece bodies which are oppositely arranged at intervals, and a splicing space for the second adapter contact end of the adapter connector to be inserted is formed between the two contact piece bodies;
or one of the first contact piece and the transfer contact piece is a bayonet contact piece, the other one is a plug-in contact piece, one of the second contact piece and the transfer contact piece is a bayonet contact piece, and the other one is a plug-in contact piece.
2. An adaptor connector according to claim 1, wherein the adaptor housing is provided with a plugging cavity at each side thereof, and is plugged with the corresponding connector through the plugging cavity.
3. A patch connector according to claim 2, wherein the patch housing is provided with flared formations at the receptacle of the plug cavity for guiding the first and second connectors during plug connection.
4. A connector according to claim 1, 2 or 3, wherein the connector is a rectangular connector.
5. A connector according to claim 1, 2 or 3, wherein the first transition contact and/or the second transition contact comprise two oppositely spaced contact blades.
6. A patch connector according to claim 5, wherein the patch contacts of the same output path in the patch connector are of unitary construction.
7. A connector assembly is characterized by comprising a first connector, a second connector and a switching connector which is in plug connection with the first connector and the second connector when in use, wherein the openings of the plug ends of the first connector and the second connector are opposite, the plug ends of the first connector and the second connector and the plug ends of the switching connector are provided with plug gaps in the direction vertical to the plug direction, the switching connector is in plug connection with the first connector and the second connector through sheet type contact pieces, and the plug contact surfaces of the switching contact pieces and first contact pieces of the first connector are vertical to the plug contact surfaces of the switching contact pieces and second contact pieces of the second connector;
the switching connector is guided by the plugging guide structure on at least one of the first connector and the second connector when being plugged with the first connector, and the switching connector is guided by the plugging guide structure on at least one of the first connector and the second connector when being plugged with the second connector; the adapter connector and the corresponding connector are promoted to float relatively in the plugging process through the guiding of the plugging guiding structure;
the first connector is provided with a first contact piece, the first contact piece is provided with a first contact end inserted with the adapter connector, the first contact piece comprises two contact piece bodies arranged oppositely at intervals, and an insertion space for inserting the first adapter contact end of the adapter connector is formed between the two contact piece bodies; the second connector is provided with a second contact piece, the second contact piece is provided with a second contact end which is spliced with the adapter connector, the second contact piece comprises two contact piece bodies which are oppositely arranged at intervals, and a splicing space for the second adapter contact end of the adapter connector to be inserted is formed between the two contact piece bodies;
or one of the first contact piece and the transfer contact piece is a bayonet contact piece, the other one is a plug-in contact piece, one of the second contact piece and the transfer contact piece is a bayonet contact piece, and the other one is a plug-in contact piece.
8. The connector assembly of claim 7, wherein at least one of the first and second mating contacts of the mating contact for mating with the first and second connectors includes two oppositely spaced contact blades.
9. The connector assembly of claim 8, wherein the mating contacts of the same output path in the mating connector are of unitary construction.
10. The connector assembly according to claim 7, 8 or 9, wherein the adaptor connector is provided with a plugging cavity at each side, and is plugged and connected with the corresponding connector through the plugging cavity.
11. The connector assembly of claim 10, wherein the receptacle locations of the plug cavities are provided with flared structures that guide when plug connected to the first and second connectors.
12. The connector assembly of claim 7, 8 or 9, wherein the adapter connector and the first and second connectors are rectangular connectors.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810714476X | 2018-06-29 | ||
| CN201810714476 | 2018-06-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110391562A CN110391562A (en) | 2019-10-29 |
| CN110391562B true CN110391562B (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811574336.3A Active CN110391562B (en) | 2018-06-29 | 2018-12-21 | Adaptor connector and connector assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110391562B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111509432B (en) * | 2020-04-23 | 2021-03-23 | 中航光电科技股份有限公司 | A kind of interface unit |
| CN116735933B (en) * | 2023-06-21 | 2024-08-27 | 杭州德创电子股份有限公司 | Crimping device and communication device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5816861A (en) * | 1994-05-17 | 1998-10-06 | Hon Hai Precision Ind. Co., Ltd. | System for use with detachable hard disk drive |
| DE69410934T2 (en) * | 1993-11-17 | 1998-11-12 | Whitaker Corp | Electrical connector |
| CN1230815A (en) * | 1998-03-26 | 1999-10-06 | 松下电工株式会社 | Electrical coupler for detachable interconnection between main unit and external unit |
| CN102176552A (en) * | 2009-10-23 | 2011-09-07 | 莫列斯公司 | Right angle adaptor |
| CN106159555A (en) * | 2016-06-24 | 2016-11-23 | 中航光电科技股份有限公司 | Connector assembly and switching part thereof and socket |
-
2018
- 2018-12-21 CN CN201811574336.3A patent/CN110391562B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69410934T2 (en) * | 1993-11-17 | 1998-11-12 | Whitaker Corp | Electrical connector |
| US5816861A (en) * | 1994-05-17 | 1998-10-06 | Hon Hai Precision Ind. Co., Ltd. | System for use with detachable hard disk drive |
| CN1230815A (en) * | 1998-03-26 | 1999-10-06 | 松下电工株式会社 | Electrical coupler for detachable interconnection between main unit and external unit |
| CN102176552A (en) * | 2009-10-23 | 2011-09-07 | 莫列斯公司 | Right angle adaptor |
| CN106159555A (en) * | 2016-06-24 | 2016-11-23 | 中航光电科技股份有限公司 | Connector assembly and switching part thereof and socket |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110391562A (en) | 2019-10-29 |
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