CN220510344U

CN220510344U - Electric connector

Info

Publication number: CN220510344U
Application number: CN202322085656.5U
Authority: CN
Inventors: 黄腾; 陈德金; 萧世伟; 萧裕三; 陈贺
Original assignee: Fudin Precision Component Shenzhen Co ltd; Foxconn Interconnect Technology Ltd
Current assignee: Fudin Precision Component Shenzhen Co ltd; Foxconn Interconnect Technology Ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-02-20
Anticipated expiration: 2033-08-03

Abstract

An electrical connector comprises a body, a terminal module fixed in the body and a front collar, wherein the body comprises a tubular part extending forwards, and the terminal module extends into the tubular part; the front collar comprises a collar portion and a first sealing element fixed to the collar portion, the front collar is assembled and fixed to the tubular portion, and the first sealing element is extruded between the collar portion and the tubular portion. Compared with the prior art, the first sealing element is fixed in the front lantern ring and then assembled, the first sealing element is simple in fixing mode and reliable in fixing, and the falling risk of the sealing element caused by improper fixing can be effectively reduced.

Description

Electric connector

[ field of technology ]

The utility model discloses an electric connector.

[ background Art ]

The prior art related to the present utility model is referred to CN110707469a, which discloses a connector with a sealing ring, wherein a sealing ring is arranged on an inserting surface of the connector, and the sealing ring is fixed only by circumferential limitation through a front end cover and a boss of a main housing. However, after the connector is plugged and unplugged for many times, the sealing ring is easy to deform, float and even fall off in the plugging and unplugging process, so that the sealing effect is affected.

Accordingly, there is a need to provide a new electrical connector that solves the above problems.

[ utility model ]

The utility model aims to provide an electric connector which has a reliable sealing effect.

In order to solve the technical problems, the utility model adopts the following technical scheme: an electrical connector comprises a body, a terminal module fixed in the body and a front collar, wherein the body comprises a tubular part extending forwards, and the terminal module extends into the tubular part; the front collar comprises a collar portion and a first sealing element fixed to the collar portion, the front collar is assembled and fixed to the tubular portion, and the first sealing element is extruded between the collar portion and the tubular portion.

Compared with the prior art, the utility model has the following beneficial effects: the first sealing element is fixed on the front lantern ring and then assembled, the fixing mode of the first sealing element is simple, the fixing is reliable, and the falling risk of the sealing element caused by improper fixing or aging deformation can be effectively reduced.

[ description of the drawings ]

Fig. 1 is a perspective view of an electrical connector of the present utility model.

Fig. 2 is a cross-sectional view taken along line A-A of fig. 1.

Fig. 3 is an exploded perspective view of the electrical connector of fig. 1.

Fig. 4 is an exploded perspective view of the front collar.

Fig. 5 is a cross-sectional view of the front collar.

Fig. 6 is an exploded perspective view of the cable holder of fig. 3.

[ reference numerals ]

Electric connector	100	First injection molding port	1215
				Body	10	First sealing member	122
Tubular portion	101	Cable fixing frame	13
				Fastening convex part	1010	Fixing part	131
Clamping convex	102	Annular groove	132
				Terminal module	11	Second sealing member	133
Front collar	12	Second injection molding port	134
				Collar part	121	Rear end cap	14
Front end part	1211	Rear end portion	141
				Inner side part	1212	Clamping groove	142
Outer side portion	1213	Hole(s)	143
				Fastening hole	1214	Cable with improved heat dissipation	15

The utility model will be further described in the following detailed description in conjunction with the above-described figures.

[ detailed description ] of the utility model

Referring to fig. 1-2, the electrical connector 100 of the present utility model includes a main body 10, a terminal module 11 fixed in the main body 10, a front collar 12, a cable fixing frame 13 and a rear end cover 14, wherein the main body 10 includes a tubular portion 101 extending forward, the terminal module 11 extends into the tubular portion 101 and includes a terminal, a shielding shell and an insulator (neither numbered) therebetween, the rear end of the terminal module 11 is connected with a cable 15, the cable 15 is fixed by the cable fixing frame 13, further, a fixing portion 131 is provided in the cable fixing frame 13, the cable 15 is limited one by one, and the cable 15 passes through the rear end cover 14 and covers the rear side of the main body 10. The front collar 12 includes a collar portion 121 and a first sealing member 122 fixed to the collar portion 121, the front collar 12 is assembled to the tubular portion 101, and the first sealing member 122 is pressed between the collar portion 121 and the tubular portion 101, so as to enhance the sealing effect when the electrical connector 100 is electrically connected to the mating connector (not shown). The first sealing element 122 is fixed on the front collar 12 and then assembled, so that the first sealing element 122 is simple in fixing mode and reliable in fixing, and the falling risk of the sealing element caused by improper fixing or aging deformation can be effectively reduced.

Referring to fig. 3 to 5, the front collar 12 includes a front end 1211, an inner side 1212 extending rearward from the front end 1211, and an outer side 1213, the tubular portion 101 is abutted forward against the front end 1211, and is clamped between the inner side 1212 and the outer side 1213, and the first seal 122 is formed on the outer side 1213. Preferably, the first sealing member 122 is formed on the outer side portion 1213 by injection molding, wherein the outer side portion 1213 is provided with a first injection hole 1215 penetrating in a radial direction, and a sealing material is injected from the first injection hole 1215, thereby forming the first sealing member 122 located at both inner and outer sides of the outer side portion 1213.

Referring to fig. 2, 3 and 6, in order to improve the sealing effect between the electrical connector 100 and the cable 15, a second sealing member 133 may be disposed on the fixing portion 131, and preferably, the second sealing member 133 is fixed on the fixing portion 131 by injection molding. Specifically, the outer circumferential surface of the side wall of the cable fixing frame 13 is provided with a ring groove 132 and a second injection molding opening 134 penetrating in the radial direction; before injection molding, the rear end of the terminal module 11 is connected with the cable 15 and limited in the fixing part 131, and during injection molding, sealing materials are injected from the second injection molding opening 134 to form second sealing pieces 133 positioned on the inner side and the outer side of the annular groove 132, and when injection molding is completed, the second sealing pieces 133 are limited in the annular groove 132 and seal the cable 15 in the cable fixing frame 13.

Referring to fig. 2 and 3, when the electrical connector 100 is assembled, the second sealing member 133 may be formed between the terminal module 11 and the cable fixing frame 13, and when the terminal module 11 protrudes from the body 10 into the tubular portion 101, the second sealing member 133 is pressed between the cable 15 and the body 10. In this embodiment, the collar portion 121 is provided with a retaining hole 1214, the tubular portion 101 is provided with a retaining protrusion 1010 corresponding thereto, and the retaining protrusion 1010 cooperates with the retaining hole 1214 to fix the front collar 12 to the body 10, so that the first seal 122 is pressed between the collar portion 121 and the tubular portion 101; the rear end cover 14 includes a rear end portion 141, a clamping groove 142 formed by extending forward from the rear end portion 141, and a hole 143, the outer side of the body 10 is provided with a clamping protrusion 102 matched with the clamping groove 142, and when the rear end cover 14 is covered, the rear end cover 14 passes through the cable 15 through the hole 143 to match the clamping groove 142 with the clamping protrusion 102.

The foregoing is only some, but not all, embodiments of the present utility model, and any equivalent modifications of the technical solution of the present utility model will be covered by the claims of the present utility model by a person of ordinary skill in the art from reading the present specification.

Claims

1. An electrical connector comprising a body, a terminal module secured within the body and a front collar, the body comprising a forwardly extending tubular portion into which the terminal module extends; the method is characterized in that: the front collar comprises a collar portion and a first sealing element fixed to the collar portion, the front collar is assembled and fixed to the tubular portion, and the first sealing element is extruded between the collar portion and the tubular portion.

2. The electrical connector of claim 1, wherein: the lantern ring portion is equipped with and detains and hold the hole, the tubular part is equipped with and detains and hold the convex part, detain and hold the convex part with detain and hold the hole cooperation and fix the front lantern ring in the body.

3. The electrical connector of claim 1, wherein: the first sealing element is fixed on the front lantern ring in an injection molding mode.

4. The electrical connector of claim 1, wherein: the rear end of the terminal module is connected with a cable, the electric connector comprises a cable fixing frame for fixing the cable, the cable fixing frame comprises fixing parts for limiting the cable one by one and second sealing elements for fixing the fixing parts, and the second sealing elements are extruded between the cable and the body.

5. The electrical connector of claim 4, wherein: the second sealing piece is fixed on the fixing part in an injection molding mode.

6. The electrical connector of claim 4, wherein: the outer peripheral surface of the side wall of the cable fixing frame is provided with a ring groove, and the second sealing piece is limited in the ring groove.

7. The electrical connector of claim 1, wherein: the front collar comprises a front end part, an inner side part and an outer side part, wherein the inner side part and the outer side part extend backwards from the front end part, the tubular part is in forward abutting contact with the front end part and clamped between the inner side part and the outer side part, and the first sealing piece is formed on the outer side part.

8. The electrical connector of claim 7, wherein: the outer side part is provided with a first injection molding opening penetrating radially, and sealing materials can be injected from the first injection molding opening, so that the first sealing pieces positioned on the inner side and the outer side of the outer side part are formed.

9. The electrical connector of claim 1, wherein: the electric connector comprises a rear end cover, wherein the rear end cover comprises a rear end part and a clamping groove formed by extending the rear end part forwards, and a clamping protrusion matched with the clamping groove is arranged on the outer side of the body.

10. The electrical connector of claim 1, wherein: the terminal module comprises a terminal, a shielding shell and an insulator for supporting the terminal and the shielding shell, and the terminal module protrudes forwards from the body into the tubular part.