CN201369433Y

CN201369433Y - Connector plug and connector using the same

Info

Publication number: CN201369433Y
Application number: CNU2009200881333U
Authority: CN
Inventors: 沈志建
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2009-01-13
Filing date: 2009-01-13
Publication date: 2009-12-23
Anticipated expiration: 2019-01-13

Abstract

The utility model relates to a connector plug, which comprises a plug housing, a plug insulator and a plug contact piece, the plug insulator is an integral structure, the plug insulator is thrust-fitted in the plug housing in the axial direction, and the tail of the plug housing is fixedly connected There is a welded shell that fits back and forth with the plug insulator; there is a plug contact installation hole in the plug insulator, and the plug contact is matched with the plug contact installation hole; the plug contact includes a tail that is correspondingly plugged together adapter pins and contact pins on the front. The connector plug of the above scheme is easy to operate during processing and installation, has high production efficiency and high yield.

Description

A kind of connector plug and use the connector of this plug

Technical field

The utility model relates to a kind of connector plug, also relates to the connector that uses this plug simultaneously.

Background technology

Fig. 1, existing a kind of connector shown in Figure 2 comprise plug and socket.Described plug comprises plug casing 1, the mode of pressing with circumferential point in the plug casing 1 is installed with pin insulator 2, described pin insulator 2 is for dividing a body structure, and it is to be formed by two semi-circular insulator make-ups, is installed with the plug contact 3 of a dumb-bell shape between the two semi-circular insulators; Described socket comprises Socket casing 4, the mode of pressing with circumferential point in the Socket casing 4 is installed with socket insulator 5, described socket insulator 5 is for dividing body structure, it is to be formed by two semi-circular socket insulator make-ups, is installed with the socket contact 6 of a dumb-bell shape between the two semi-circular socket insulators.The connector of such scheme is fixed split type insulator in the mode of a pressure, the process and assemble inconvenience, and product percent of pass is low.

The utility model content

The purpose of this utility model provides a kind of connector plug, also provides a kind of connector of this plug that uses in order to solve existing product process and assemble inconvenience, the problem that product percent of pass is low simultaneously.

For achieving the above object, the utility model adopts following technical scheme: a kind of connector plug, comprise plug casing, pin insulator and plug contact, described pin insulator is an overall structure, the inserting of pin insulator axial thrust is in plug casing, and the afterbody of plug casing is fixed with the welding shell that cooperates with the pin insulator retaining; Has plug contact installing hole in the described pin insulator, described plug contact and plug contact installing hole corresponding matching; Described plug contact comprises that correspondence is plugged on the switching contact pin and the anterior contact insert pin of afterbody together.

Described switching contact pin and the inserting of pin insulator axial thrust, contact insert pin cooperates with the pin insulator axial restraint.

Described contact insert pin week upwards is provided with the retaining body, place, corresponding retaining body position is provided with back stop slot in the pin insulator, contact insert pin and pin insulator carry out the retaining inserting by the retaining body and the back stop slot of corresponding matching, have the thrust step on the contact insert pin, this thrust step cooperates with the thrust of pin insulator end face.

The outer peripheral face of described plug casing inserted terminal is provided with sealing ring.

The middle part of described plug casing outer peripheral face is provided with fixedly snap ring of plug.

A kind of connector, comprise plug and socket, described plug comprises plug casing, pin insulator and plug contact, described socket comprises Socket casing, socket insulator and socket contact, described pin insulator is an overall structure, the inserting of pin insulator axial thrust is in plug casing, and the afterbody of plug casing is fixed with the welding shell that cooperates with the pin insulator retaining; Has plug contact installing hole in the described pin insulator, described plug contact and plug contact installing hole corresponding matching; Described plug contact comprises that correspondence is plugged on the switching contact pin and the anterior contact insert pin of afterbody together; Described socket insulator is an overall structure, and the inserting of socket insulator axial thrust is in Socket casing, and the head of Socket casing is installed with the housing that contacts with the cooperation of socket insulator retaining; Have socket contact installing hole in the described socket insulator, the socket contact is installed in the sky and is inserted with the socket contact.

The middle part of described plug casing outer peripheral face is provided with fixedly snap ring of plug, and the middle part of described Socket casing outer peripheral face is provided with fixedly snap ring of socket.

The connector of such scheme, its pin insulator is an overall structure, pin insulator is by in the fixed installation of welding shell and plug casing that are installed on the plug casing afterbody, the plug contact is by switching contact pin and the contact insert pin inserted are formed, switching contact pin and contact insert pin respectively from the two ends conducting of pin insulator to inserting, and on contact insert pin, be provided with the retaining body, be provided with back stop slot with respect to place, retaining body position on the contact pin insulator, retaining body and back stop slot are used and have prevented that the situation that contact insert pin withdraws from the pin insulator from taking place, it is easy to operate when the plug of this connector adopts the said structure installation and processing, the production efficiency height, the rate of finished products height.The socket insulator of this connector adopts overall structure equally, the socket insulator is fixed together by contact housing and the Socket casing that is installed in the Socket casing head, interference is inserted with the socket contact in the socket insulator, easy to operate when adopting the socket installation and processing of this structure, the production efficiency height, the rate of finished products height.

Description of drawings

Fig. 1 is the structural representation of prior art plug;

Fig. 2 is the structural representation of prior art socket;

Fig. 3 is the structural representation of the utility model plug;

Fig. 4 is the structural representation of the utility model socket;

Fig. 5 is the structural representation after the utility model connector is pegged graft.

Embodiment

Connector plug of the present utility model shown in Figure 3, comprise plug casing 9, be equipped with the pin insulator 8 of an integrative-structure in the plug casing 9 along plug casing 9 axial thrusts, the afterbody interference of plug casing 9 is inserted with a welding shell 7, the front end face of welding shell 7 and the corresponding contact matching of rear end face of pin insulator 8; Has one in the pin insulator 8 along pin insulator 8 axially extended plug contact installing holes, be inserted with the plug contact in the plug contact installing hole, the plug contact comprises that from pin insulator 8 two ends corresponding conducting is plugged on switching contact pin 12 and contact insert pin 13 together, switching contact pin 12 cooperates with 8 thrusts of contact pin insulator, contact insert pin 13 cooperates with contact pin insulator 8 retainings, its retaining structure is 13 weeks of contact insert pin upwards to be provided with retaining body 14, be provided with back stop slot corresponding to retaining body 14 positions on the contact pin insulator 8, the corresponding retaining with back stop slot of retaining body 14 cooperates, in addition, also have the thrust step on the contact insert pin 13, this thrust step cooperates with pin insulator 8 end face thrusts.The outer peripheral face of plug casing 9 inserted terminals is provided with sealing ring 11, and the middle part of plug casing 9 outer peripheral faces is provided with fixedly snap ring 10 of plug.

Fig. 3, Fig. 4, connector of the present utility model shown in Figure 5, comprise plug 20 and socket 21, described plug comprises plug casing 9, be equipped with a pin insulator 8 along plug casing 9 axial thrusts in the plug casing 9, the afterbody interference of plug casing 9 is inserted with a welding shell 7, the front end face of welding shell 7 and the corresponding contact matching of rear end face of pin insulator 8; Has one in the pin insulator 8 along pin insulator 8 axially extended plug contact installing holes, be inserted with the plug contact in the plug contact installing hole, the plug contact comprises that from pin insulator 8 two ends corresponding conducting is plugged on switching contact pin 12 and contact insert pin 13 together, switching contact pin 12 cooperates with 8 thrusts of contact pin insulator, contact insert pin 13 cooperates with contact pin insulator 8 retainings, its retaining structure is 13 weeks of contact insert pin upwards to be provided with retaining body 14, be provided with back stop slot corresponding to retaining body 14 positions on the contact pin insulator 8, the corresponding retaining with back stop slot of retaining body 14 cooperates, in addition, also have the thrust step on the contact insert pin 13, this thrust step cooperates with pin insulator 8 end face thrusts.The outer peripheral face of plug casing 9 inserted terminals is provided with sealing ring 11, and the middle part of plug casing 9 outer peripheral faces is provided with fixedly snap ring 10 of plug.Described socket comprises Socket casing 15, be equipped with the socket insulator 18 of an integrative-structure in the Socket casing 15 along Socket casing 15 axial thrusts, the head interference of Socket casing 15 is plugged with a contact housing 16, the rear end face of contact housing 16 and the corresponding contact matching of front end face of socket insulator 18, have one in the socket insulator 18 along socket insulator 18 axially extended socket contact installing holes, corresponding interference is plugged with socket contact 19 in the socket contact installing hole.The middle part of Socket casing 15 outer peripheral faces is provided with fixedly snap ring 17 of socket.

Claims

1. A connector plug, comprising a plug housing, a plug insulator and a plug contact, characterized in that: the plug insulator is an integral structure, the plug insulator is thrust-fitted in the plug housing in the axial direction, and the tail of the plug housing There is a welded shell fixedly connected with the plug insulator for back-stopping; the plug insulator has a plug contact installation hole, and the plug contact is matched with the plug contact installation hole; the plug contact includes corresponding sockets The adapter pins at the rear and the contact pins at the front.

2 . The connector plug according to claim 1 , wherein the adapter pins are mated axially with the plug insulator, and the contact pins are axially mated with the plug insulator. 3 .

3. The connector plug according to claim 2, characterized in that: the contact pin is provided with a back-stop body in the circumferential direction, and a back-stop groove is provided at the corresponding position of the back-stop body in the plug insulator, and the contact pin and the plug The insulator is mated with the anti-retraction groove through the corresponding anti-retraction body and the anti-retraction groove, and the contact pin has a thrust step, and the thrust step is thrust-fitted with the end face of the plug insulator.

4. The connector plug according to claim 1, 2 or 3, wherein a sealing ring is provided on the outer peripheral surface of the plug-in end of the plug housing.

5. The connector plug according to claim 4, wherein a plug fixing snap ring is provided in the middle of the outer peripheral surface of the plug housing.

6. A connector, comprising a plug and a socket, the plug comprising a plug housing, a plug insulator and a plug contact, the socket comprising a socket housing, a socket insulator and a socket contact, characterized in that the plug insulator As an overall structure, the plug insulator is axially pushed and mated in the plug housing, and the tail of the plug housing is fixedly connected with a welded shell that cooperates with the plug insulator; the plug insulator has a plug contact installation hole, and the plug The contact piece is matched with the mounting hole of the plug contact piece; the plug contact piece includes the adapter pin at the tail and the contact pin at the front part that are plugged together; the socket insulator is an integral structure, and the socket insulator axially stops Push and fit in the socket housing, the head of the socket housing is fixed with a contact housing that cooperates with the socket insulator; the socket insulator has a socket contact installation hole, and the socket contact installation hole is inserted with a socket contacts.

7 . The connector according to claim 6 , wherein the adapter pin is mated axially with the plug insulator with thrust, and the contact pin is axially fixedly fitted with the plug insulator. 8 .

8. The connector according to claim 7, characterized in that: the contact pin is provided with a back-stop body in the circumferential direction, and a back-stop groove is provided at the position corresponding to the back-stop body in the plug insulator, and the contact pin and the plug insulator The anti-retraction mating is carried out through the corresponding anti-retraction body and the anti-retraction groove, and the contact pin has a thrust step, and the thrust step is thrust-fitted with the end face of the plug insulator.

9. The connector according to claim 6, 7 or 8, characterized in that a sealing ring is provided on the outer peripheral surface of the insertion end of the plug housing.

10 . The connector according to claim 9 , wherein a plug fixing snap ring is provided in the middle of the outer peripheral surface of the plug housing, and a socket fixing snap ring is provided in the middle of the outer peripheral surface of the socket housing. 11 .