CN111293473A - Power connector with built-in plug assembly - Google Patents

Power connector with built-in plug assembly Download PDF

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Publication number
CN111293473A
CN111293473A CN202010205682.5A CN202010205682A CN111293473A CN 111293473 A CN111293473 A CN 111293473A CN 202010205682 A CN202010205682 A CN 202010205682A CN 111293473 A CN111293473 A CN 111293473A
Authority
CN
China
Prior art keywords
socket
plug
assembly
terminal
wire
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.)
Pending
Application number
CN202010205682.5A
Other languages
Chinese (zh)
Inventor
许永波
宋敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Suzhou Huayang Aerospace Electric Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Suzhou Huayang Aerospace Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd, Suzhou Huayang Aerospace Electric Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN202010205682.5A priority Critical patent/CN111293473A/en
Publication of CN111293473A publication Critical patent/CN111293473A/en
Pending legal-status Critical Current

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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
    • H01R13/502—Bases; Cases composed of different pieces
    • 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
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

The invention discloses a power connector with a built-in plug assembly, which comprises a socket assembly and a plug assembly, wherein the socket assembly is provided with a socket hole; the socket shell of the socket assembly is designed into a cylindrical groove structure with a rectangular cylindrical plug terminal cavity at the front end and a socket terminal slot at the rear end, the plug terminal of the plug assembly is divided into a two-section design of a wire locking sheet and an elastic chuck, the wire locking sheet, a wire locking frame and a wire pressing plate are combined in an inner base to be a section, the elastic chuck is used as another section, when the plug assembly is spliced with the socket assembly, the section, provided with the inner base, of the plug assembly is completely inserted in a plug terminal cavity of the socket assembly seat shell, and the other section, provided with the elastic chuck, of the plug assembly is completely superposed with the socket terminal of the socket assembly; to this end, the overall length of the plug assembly of the present invention that mates with the receptacle assembly is approximately the length of the receptacle housing of the receptacle assembly. The invention has the advantages of compact structure, small axial size and simple and reliable connection.

Description

Power connector with built-in plug assembly
Technical Field
The invention relates to the technical field of power connectors, in particular to a power connector with a built-in plug assembly.
Background
In the field of electrical connectors for supplying power to PCB boards, power connectors are generally used to transmit power by inserting a plug and a socket in an axial direction. The structure of the plug in the prior art is axially provided with a cable sheath area, a wire locking area and an interworking area for plugging a plug terminal and a socket terminal; similarly, the socket is axially arranged into an interfitting region where the socket terminal and the plug terminal are plugged and a connecting region where the socket terminal and the PCB are connected. The problem that the space of the cabinet is limited, the axial position is strictly limited, the power connector used for power transmission cannot be selected due to overlarge size, and how to design the connector capable of compressing the axial space is necessary, so that the basic requirement of the main function of power transmission can be met, and the power connector normally connected with a PCB (printed circuit board) can be met.
Disclosure of Invention
The invention aims at the defects of the prior art and provides a power connector with a built-in plug assembly, the invention adopts a cylindrical groove structure that a socket shell of the socket assembly is designed into a structure that the front end is provided with a rectangular cylindrical plug terminal cavity and the rear end is provided with a socket terminal slot, the plug terminal of the plug assembly is divided into a two-section design of a locking wire sheet and an elastic chuck, the locking wire sheet, a locking wire frame and a wire pressing plate are combined in an inner base to be used as one section, the elastic chuck is used as the other section, when the plug assembly is spliced with the socket assembly, the section of the inner base arranged on the plug assembly is completely inserted in a plug terminal cavity of the socket assembly seat shell, and the other section of the elastic chuck arranged on the plug assembly is completely superposed with the socket terminal of the socket assembly; to this end, the overall length of the plug assembly of the present invention that mates with the receptacle assembly is approximately the length of the receptacle housing of the receptacle assembly. The PCB is arranged on the upper edge of the socket terminal, the electric contacts on the PCB are inserted into the contact pins of the socket terminal, and therefore the electric contacts on the PCB are completely overlapped with the socket terminal. In order to facilitate heat dissipation, the air ports are arranged on the elastic locking arms of the inner base. The invention greatly reduces the axial space of the connector, can meet the basic requirement of the main function of power transmission and can also meet the normal connection with a PCB (printed circuit board).
The specific technical scheme for realizing the purpose of the invention is as follows:
a power connector with a built-in plug assembly is characterized by comprising a socket assembly and a plug assembly;
the socket assembly comprises a socket shell and socket terminals, the socket shell is of a cylindrical groove structure, the front end of the socket shell is provided with a rectangular cylindrical plug terminal cavity, the rear end of the socket shell is provided with a socket terminal slot, the cylindrical groove structure of the socket shell is one or a plurality of cylindrical groove structures, the cylindrical groove structures are arranged in parallel, and the top of the port of the plug terminal cavity is provided with a buckle; the socket terminal is a plate-shaped piece and is inserted in the socket terminal slot;
the plug assembly consists of an inner base, a plug terminal, a wire locking frame, a wire pressing plate and a wire locking screw, wherein the inner base is a shell part provided with an elastic locking arm at the top, and the elastic locking arm is provided with a locking groove; one end of the plug terminal is provided with a locking wire sheet, and the other end of the plug terminal is provided with an elastic chuck; the lock wire frame is provided with a threaded hole;
one end of the wire pressing plate and one end of the plug terminal, which are provided with the wire locking sheets, are arranged in the wire locking frame, the wire locking frame is arranged in the inner base, and the wire locking screw is arranged in a threaded hole of the wire locking frame;
the plug assembly is inserted with the socket assembly, the inner base of the plug assembly is inserted in the plug terminal cavity of the socket assembly seat shell, and the elastic chuck of the plug assembly is inserted with the socket terminal of the socket assembly;
the locking groove of the elastic locking arm on the plug component is clamped with the buckle of the plug terminal cavity.
And an air port is arranged on the elastic locking arm of the inner base.
And the upper edge of the socket terminal is provided with a plurality of contact pins.
The socket shell of the socket assembly is designed into a cylindrical groove structure with a rectangular cylindrical plug terminal cavity at the front end and a socket terminal slot at the rear end, the plug terminal of the plug assembly is divided into a two-section design of a wire locking sheet and an elastic chuck, the wire locking sheet, a wire locking frame and a wire pressing plate are combined in an inner base to be a section, the elastic chuck is used as another section, when the plug assembly is spliced with the socket assembly, the section, provided with the inner base, of the plug assembly is completely inserted in a plug terminal cavity of the socket assembly seat shell, and the other section, provided with the elastic chuck, of the plug assembly is completely superposed with the socket terminal of the socket assembly; to this end, the overall length of the plug assembly of the present invention that mates with the receptacle assembly is approximately the length of the receptacle housing of the receptacle assembly. The PCB is arranged on the upper edge of the socket terminal, the electric contacts on the PCB are inserted into the contact pins of the socket terminal, and therefore the electric contacts on the PCB are completely overlapped with the socket terminal. In order to facilitate heat dissipation, the air ports are arranged on the elastic locking arms of the inner base. The invention greatly reduces the axial space of the connector, can meet the basic requirement of the main function of power transmission and can also meet the normal connection with a PCB (printed circuit board).
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of section A- -A of FIG. 1;
FIG. 3 is a schematic structural view of section B- -B of FIG. 1;
FIG. 4 is a schematic structural view of the receptacle assembly and the plug assembly in an engaged state;
FIG. 5 is a schematic structural view showing the state where the plug terminal and the socket terminal are inserted;
fig. 6 is a schematic structural diagram of a plug terminal, a wire locking frame, a wire pressing plate and a wire locking screw.
Detailed Description
Referring to fig. 1, 2 and 3, the present invention includes a receptacle assembly 1 and a plug assembly 2.
Referring to fig. 1, 2 and 3, the socket assembly 1 is composed of a socket housing 11 and socket terminals 12, the socket housing 11 is a cylindrical slot structure having a rectangular cylindrical plug terminal cavity 111 at the front end and a socket terminal slot 112 at the rear end, the cylindrical slot structure of the socket housing 11 is one or more parallel arranged, and the top of the port of the plug terminal cavity 111 is provided with a buckle 113; the socket terminal 12 is a plate-like member, and the socket terminal 12 is inserted into the socket terminal insertion groove 112.
Referring to fig. 1, 2, 4 and 6, the plug assembly 2 is composed of an inner base 21, a plug terminal 22, a wire locking frame 23, a wire pressing plate 24 and a wire locking screw 25, the inner base 21 is a housing member with a top portion provided with an elastic locking arm 211, and the elastic locking arm 211 is provided with a locking groove 212; one end of the plug terminal 22 is provided with a locking wire piece 221, and the other end is provided with an elastic chuck 222; the lock wire frame 23 is provided with a threaded hole;
one end of the wire pressing plate 24 and one end of the plug terminal 22, which are provided with the wire locking sheets 221, are arranged in the wire locking frame 23, the wire locking frame 23 is arranged in the inner base 21, and the wire locking screws 25 are arranged in threaded holes of the wire locking frame 23;
referring to fig. 1, 2, 3, 4, and 5, the plug assembly 2 is plugged into the socket assembly 1, the inner base 21 of the plug assembly 2 is plugged into the plug terminal cavity 111 of the socket housing 11 of the socket assembly 1, and the resilient clip 21 of the plug assembly 2 is plugged into the socket terminal 12 of the socket assembly 1;
the locking slots 212 of the flexible locking arms 211 of the plug assembly 2 engage with the locking tabs 113 of the plug terminal cavities 111.
Referring to fig. 3 and 4, the elastic locking arm 211 of the inner base 21 is provided with an air opening 213.
Referring to fig. 1 and 5, the upper edge of the socket terminal 12 is provided with a plurality of pins.
Examples
The invention works as follows:
referring to fig. 1, 2, 3, 4 and 5, the resilient latch arms 211 on the top of the inner base 21 are depressed to disengage the latch slots 212 of the resilient latch arms 211 on the plug assembly 2 from the latches 113 of the plug terminal cavities 111. The inner base 21 together with the wire locking frame 23, the wire pressing plate 24 and the plug terminal 22 are pulled out from the plug terminal cavity 111 of the socket housing 11 of the socket assembly 1 by the force of the elastic locking arm 211; inserting the cable to be connected with the stripped wire core into the wire locking frame 23 of the inner base 21, enabling the wire core to be positioned between the wire pressing plate 24 and the wire locking sheet 221 of the plug terminal 22, screwing the wire locking screw 25, forcing the wire pressing plate 24 to move downwards by the wire locking screw 25, and fixedly connecting the wire core between the wire pressing plate 24 and the wire locking sheet 221 of the plug terminal 22; inserting the plug assembly 2 into the socket assembly 1, inserting the inner base 21 of the plug assembly 2 into the plug terminal cavity 111 of the socket housing 11 of the socket assembly 1, and inserting the elastic chuck 21 of the plug assembly 2 into the socket terminal 12 of the socket assembly 1; the latch slots 212 of the flexible latch arms 211 of the plug assembly 2 engage the latches 113 of the plug terminal cavities 111. Completing the plugging of the plug assembly 2 and the socket assembly 1.
Referring to fig. 1 and 5, the PCB is disposed at the upper edge of the socket terminal 12, and the electrical connection point on the PCB is inserted into the pin of the socket terminal 12 to electrically connect the PCB, and the PCB is disposed at the upper edge of the socket terminal 12, so that the PCB is connected to the elastic collet 21 of the plug assembly 2 and above the socket terminal 12 of the socket assembly 1, thereby saving the space in the axial direction of the electrical connector.
Referring to fig. 1, 2, 4, 5, and 6, the socket housing 11 of the socket assembly 1 is designed to be a cylindrical structure having a rectangular cylindrical plug terminal cavity 111 at the front end and a socket terminal slot 112 at the rear end, the plug terminal 22 of the plug assembly 2 is divided into two sections of the locking wire piece 221 and the elastic chuck 222, the locking wire piece 221, the locking wire frame 23, and the wire pressing plate 24 are combined in the inner base 21 as one section, the elastic chuck 222 is exposed outside the inner base 21 as another section, when the plug assembly 2 is plugged into the socket assembly 1, the section of the inner base 21 on the plug assembly 2 is completely inserted into the plug terminal cavity 111 of the socket housing 11 of the socket assembly 1, and the other section of the elastic chuck 21 on the plug assembly 2 is completely overlapped with the socket terminal 12 of the socket assembly 1 in the section; therefore, the total length of the plug component 2 and the socket component 1 is similar to the length of the socket shell 11 of the socket component 1, the axial space of the connector is greatly reduced, the basic requirement of the main function of power transmission is met, and normal connection with a PCB can be met.
Referring to fig. 1, 3 and 4, in consideration of heat dissipation, the present invention provides an air opening 213 on the flexible locking arm 211 of the inner base 21, so as to accelerate air circulation and facilitate heat dissipation of the plug terminal 22.
Referring to fig. 1, 2 and 4, the inner base 21 of the plug assembly 2, together with the wire locking frame 23, the wire pressing plate 24 and the plug terminal 22, are inserted into the plug terminal cavity 111 of the socket housing 11 of the socket assembly 1 according to the present invention, so as to solve the hidden and insulated problem of the wire locking screw 25 on the plug assembly 2, and omit the outer shell of the plug assembly 2.
Referring to fig. 1 and 4, the socket housing 11 of the present invention is a cylindrical slot structure having a rectangular cylindrical plug terminal cavity 111 at the front end and a socket terminal slot 112 at the rear end, and the plug assembly 2 is provided with an elastic locking arm 211 and a locking slot 212, the elastic locking arm 211 and the locking slot 212 are locked with the buckle 113 above the plug terminal cavity 111, the locking structure does not occupy the space at both sides of the socket housing 11, so that the cylindrical slot structure of the socket housing 11 is designed to be one or more parallel arrangement to satisfy the parallel arrangement of a plurality of plug assemblies 2, thereby forming a multi-terminal electrical connector and saving the space in the width direction.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (3)

1. A power connector with a built-in plug component is characterized by comprising a socket component (1) and a plug component (2);
the socket assembly (1) is composed of a socket shell (11) and socket terminals (12), the socket shell (11) is of a cylindrical groove structure, the front end of the socket shell is provided with a rectangular cylindrical plug terminal cavity (111), the rear end of the socket shell is provided with a socket terminal slot (112), the cylindrical groove structure of the socket shell (11) is one or a plurality of cylindrical groove structures which are arranged in parallel, and the top of the port of the plug terminal cavity (111) is provided with a buckle (113); the socket terminal (12) is a plate-shaped piece, and the socket terminal (12) is inserted into the socket terminal slot (112);
the plug assembly (2) is composed of an inner base (21), a plug terminal (22), a wire locking frame (23), a wire pressing plate (24) and a wire locking screw (25), the inner base (21) is a shell body with an elastic locking arm (211) at the top, and a locking groove (212) is formed in the elastic locking arm (211); one end of the plug terminal (22) is provided with a locking wire sheet (221), and the other end is provided with an elastic chuck (222); a threaded hole is formed in the lock wire frame (23);
one end of the wire pressing plate (24) and one end of the plug terminal (22) provided with the wire locking sheet (221) are arranged in the wire locking frame (23), the wire locking frame (23) is arranged in the inner base (21), and the wire locking screw (25) is arranged in a threaded hole of the wire locking frame (23);
the plug component (2) is connected with the socket component (1) in an inserting mode, an inner base (21) of the plug component (2) is connected in a plug terminal cavity (111) of a base shell (11) of the socket component (1) in an inserting mode, and an elastic chuck (21) of the plug component (2) is connected with a socket terminal (12) of the socket component (1) in an inserting mode;
the locking groove (212) of the elastic locking arm (211) on the plug component (2) is clamped with the buckle (113) of the plug terminal cavity (111).
2. The power connector of claim 1, wherein the resilient latch arms (211) of the inner base (21) are provided with air openings (213).
3. A power connector with a built-in plug assembly as claimed in claim 1, wherein the upper edge of said socket terminal (12) is provided with a plurality of pins.
CN202010205682.5A 2020-03-23 2020-03-23 Power connector with built-in plug assembly Pending CN111293473A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010205682.5A CN111293473A (en) 2020-03-23 2020-03-23 Power connector with built-in plug assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010205682.5A CN111293473A (en) 2020-03-23 2020-03-23 Power connector with built-in plug assembly

Publications (1)

Publication Number Publication Date
CN111293473A true CN111293473A (en) 2020-06-16

Family

ID=71022572

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010205682.5A Pending CN111293473A (en) 2020-03-23 2020-03-23 Power connector with built-in plug assembly

Country Status (1)

Country Link
CN (1) CN111293473A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112787113A (en) * 2021-02-05 2021-05-11 苏州华旃航天电器有限公司 Connector with anti-loosening structure and wire locking method
CN114614286A (en) * 2022-04-13 2022-06-10 苏州华旃航天电器有限公司 One-support two-plug type power connector

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6554638B1 (en) * 1998-10-14 2003-04-29 Stewart Connector Systems, Inc. Modular electrical connector assemblies with magnetic filter and/or visual indicator
CN1902789A (en) * 2003-12-31 2007-01-24 Fci公司 Electrical power contacts and connectors comprising same
CN101969164A (en) * 2010-08-31 2011-02-09 上海航天科工电器研究院有限公司 Cable connector plug
CN102769224A (en) * 2008-02-04 2012-11-07 凡甲电子(苏州)有限公司 Power supply connector assembly

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6554638B1 (en) * 1998-10-14 2003-04-29 Stewart Connector Systems, Inc. Modular electrical connector assemblies with magnetic filter and/or visual indicator
CN1902789A (en) * 2003-12-31 2007-01-24 Fci公司 Electrical power contacts and connectors comprising same
CN102769224A (en) * 2008-02-04 2012-11-07 凡甲电子(苏州)有限公司 Power supply connector assembly
CN101969164A (en) * 2010-08-31 2011-02-09 上海航天科工电器研究院有限公司 Cable connector plug

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112787113A (en) * 2021-02-05 2021-05-11 苏州华旃航天电器有限公司 Connector with anti-loosening structure and wire locking method
CN114614286A (en) * 2022-04-13 2022-06-10 苏州华旃航天电器有限公司 One-support two-plug type power connector

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Application publication date: 20200616