CN203521730U

CN203521730U - Electric connector

Info

Publication number: CN203521730U
Application number: CN201320562242.0U
Authority: CN
Inventors: 张刘涛; 王强
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2013-09-11
Filing date: 2013-09-11
Publication date: 2014-04-02
Anticipated expiration: 2023-09-11

Abstract

The utility model discloses an electric connector including a base body and a terminal module installed on the base body. The terminal module includes a first insulating body and conducting terminals embedded in the first insulating body. The first insulating body includes a base part and a docking tongue plate extending forward from the base part. Each of the conducting terminals includes a contact part exposed on the docking tongue plate. The base body includes a second insulating body and a metal shell embedded in the second insulating body. A docking cavity is defined by the metal shell. The docking cavity penetrates through the second insulating body, and an insertion port and a mounting port used for mounting a terminal module are formed in the second insulating body. The terminal module is fixed in the docking cavity. The docking tongue plate extends towards the insertion port. The second insulating body and the metal shell are formed integrally through injection moulding, so that the base is formed. The terminal group is installed on the base body. The electric connector provided by the utility model is comparatively simple in assembly method, low in cost and comparatively good in waterproof performance.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, relates in particular to preferably electric connector of a kind of waterproof effect.

[background technology]

Chinese utility model patent has disclosed a kind of water-proof connector No. CN201220291311.4, it comprises interior insulating base, metal shell, metal plate, external insulation stool and pad, described interior insulating base is embedded with branched splicing ear, described metal shell is provided with open front and the after-opening being oppositely arranged, interior insulating base is assembled in metal shell from after-opening, above-mentioned metal plate is positioned the top side of metal shell, described external insulation stool takes shape on metal plate and metal shell with shoot mode, by interior insulator, metal shell and metal plate are closely combined into one, the rear end face of the connector after moulding is full of plastic cement completely and is one plane, butt end is arranged with pad, good sealing effect.But along with electronic product constantly develops, Cost Competition is more and more serious, and the electronic product of assembling mode complexity often needs to consume a large amount of human costs.

So, wish that a kind of novel electric connector of design is to improve the problems referred to above.

[utility model content]

Technical problem to be solved in the utility model is to provide a kind of electric connector, and its assembling mode is comparatively simple, can reduce costs.

For addressing the above problem, the utility model can adopt following technical scheme: a kind of electric connector, the terminal module that it comprises pedestal and is assembled in pedestal, described terminal module comprises the first insulator and is embedded in the conducting terminal of the first insulator, the docking hyoplastron that this first insulator comprises base portion and extends forward from base portion, this conducting terminal comprises the contact site that is exposed to this docking hyoplastron, described pedestal comprises the second insulator and is embedded in the metal shell of the second insulator, described metal shell encloses and forms docking chamber, the installing port that this docking chamber is run through the second insulator and formed insert port and install for terminal module in the second insulator, terminal module is fixed in docking chamber, docking hyoplastron extends towards insert port.

Compared with prior art, the utlity model has following beneficial effect: the second insulator and metal shell are injected and molded in one to form pedestal, and terminal module is assembled in this pedestal, and the assembling mode of this electric connector is comparatively simple, can reduce costs, its waterproof effect is better.

[accompanying drawing explanation]

Fig. 1 is the stereogram of the utility model electric connector.

Fig. 2 is the decomposed of electric connector shown in Fig. 1 figure.

Fig. 3 is the decomposed figure of another angle of electric connector shown in Fig. 1.

Fig. 4 is the stereogram of metal housing of electric connector shown in Fig. 1.

Fig. 5 is that electric connector shown in Fig. 1 is along the cutaway view of A-A line.

[embodiment]

Refer to Fig. 1 and Fig. 2, the utility model provides a kind of electric connector 100, this electric connector 100 has water-proof function, the terminal module 2 that it comprises pedestal 1 and is assembled in pedestal, described terminal module 2 comprises the first insulator 21 and is embedded in the conducting terminal 22 of the first insulator, the docking hyoplastron 212 that this first insulator 21 comprises base portion 211 and extends forward from base portion, described conducting terminal 22 comprises the contact site 221 that is exposed to this docking hyoplastron 212, described pedestal 1 comprises the second insulator 11 and is embedded in the metal shell 12 of the second insulator 11, described metal shell 12 encloses and forms docking chamber 120, this docking chamber 120 is along running through above-mentioned the second insulator 11 in abutting direction, terminal module 2 after injection mo(u)lding is fixed on pedestal 1 from the assembling of the one end in above-mentioned docking chamber 120.

Refer to Fig. 2 and Fig. 3, the installing port 1222 that above-mentioned docking chamber 120 is run through the second insulator 11 and formed insert port 1221 and install for terminal module 2 in the second insulator, insert port 1221 is oppositely arranged with installing port 1222, above-mentioned terminal module 2 is installed on pedestal 1 from this installing port 1222, terminal module 2 is fixed in docking chamber 120, docking hyoplastron 212 is positioned at docking chamber 120 and extends towards insert port 1221, the conducting terminal 2 that is fixed on the first insulator 11 further includes the weld part 222 that is oppositely arranged and protrudes out the first insulator 11 with contact site 221, this weld part 222 is used for this electric connector 100 to be installed on circuit board arrangement (not shown).

Refer to Fig. 4, described metal shell 12 comprises the first housing 121 and is connected in the second housing 122 of the first housing, this first housing 121 bends and is covered in a side of the second housing 122 from the second housing 122 one, certainly, the first housing 121 and the second housing 122 also can be formed by metallic plate integrated punching, just integrated punching is higher possibly to the designing requirement of mould and complexity, described the second housing 122 is provided with some sidewalls and forms above-mentioned docking chamber 120 to enclose, described the first housing 121 is plate-like structure, its both sides are provided with the weld part 1211 that protrudes out the second insulator 11, described weld part 1211 is through repeatedly bending and extend and form, in conjunction with Fig. 2, the leg 12111 that this weld part 1211 forms is parallel to the two side walls of the base portion of the first insulator 21.

Further, on described the first housing 121, convex with a pair of convex closure 1212, above-mentioned the second housing 122 is provided with the shrinkage pool 1225 corresponding to convex closure 1212 with this, in conjunction with Fig. 5, described convex closure 1212 and shrinkage pool 1225 are connected with above-mentioned docking chamber 120, this convex closure 1212 be used for butt connector on corresponding elastic lock structure fasten, have the effect of fixing two butt connectors.In addition, above-mentioned metal shell 12 is also provided with the stopper 1223 that protrudes into docking chamber 120, this stopper 1223 is arranged at respectively in metal shell 12 two lateral walls, described stopper 1223 is staggered, in the present embodiment, these stoppers 1223 are along being staggered in abutting direction, this stopper 1223 is kept out in the place ahead of described base portion 211, the set front end face 2111 of described base portion 211 is concaved with the withstanding grooves corresponding with these stoppers 1,223 2112, stopper 1223 is kept out and is fixed in withstanding grooves 2112, in conjunction with Fig. 3, described metal shell 12 has extended to form blocked block 1224 in closing on installing port 1222 places bending, this blocked block 1224 is fastened in the rear of the base portion 211 of described the first insulator 21, the base portion 211 of described the first insulator 21 is provided with the rear end face 2113 of contiguous installing port 1222, this rear end face 2113 arranges and is concaved with respect to front end face 2111 holding division 2114 holding mutually with blocked block 1224, blocked block 1224 holds and is fixed on holding division 2114, above-mentioned stopper 1223 and blocked block 1224 actings in conjunction are fixed on terminal module 2 in pedestal 1 firmly.

Refer to Fig. 5, described the second insulator 11 is provided with the first inner surface 111, and it is concordant with the second inner surface 123 and jointly form the inner surface of pedestal 1 that metal shell 12 is provided with the second inner surface 123, the first inner surfaces 111.In conjunction with Fig. 2 and Fig. 3, described pedestal 1 is provided with interface 113 and the attachment surface 112 being oppositely arranged, described interface 113 aligns with the front edge of metal shell 12, and installing port 1222 runs through the set attachment surface 112 of the second insulator 11, and this attachment surface 112 is concordant with the rear end face 2113 of base portion 211.In the present embodiment, described electric connector 100 also comprises the waterproof membrane 3 that has water-proof function and be attached at attachment surface 112, this waterproof membrane 3 is concaved with the accepting hole 31 that correspondence is accommodated conducting terminal 22, and described conducting terminal 22 runs through this accepting hole 31 and protrudes out pedestal 1 and be connected with circuit board arrangement.

To sum up, in the present embodiment, first the second insulator 11 and metal shell 12 are injected and molded in to one to form pedestal 1, metal shell is formed with the docking chamber 120 of running through this pedestal, terminal module 2, in installing port 1222 is installed on docking chamber, so makes the assembling mode of electric connector 100 more simple compared to prior art, thereby has saved a large amount of human costs, in addition, the waterproof effect of this electric connector is also better.

Present embodiment is the utility model better embodiment, and certainly, the utility model also can adopt other execution modes, repeats no longer one by one herein.

Claims

1. an electric connector, the terminal module that it comprises pedestal and is assembled in pedestal, described terminal module comprises the first insulator and is embedded in the conducting terminal of the first insulator, the docking hyoplastron that this first insulator comprises base portion and extends forward from base portion, this conducting terminal comprises the contact site that is exposed to this docking hyoplastron, described pedestal comprises the second insulator and is embedded in the metal shell of the second insulator, it is characterized in that: described metal shell encloses and forms docking chamber, the installing port that this docking chamber is run through the second insulator and formed insert port and install for terminal module in the second insulator, terminal module is fixed in docking chamber, docking hyoplastron extends towards insert port.

2. electric connector as claimed in claim 1, it is characterized in that: described metal shell is provided with the stopper that protrudes into docking chamber, this stopper is kept out the place ahead in described base portion, metal shell has extended to form blocked block in closing on the bending of installing port place, and this blocked block is fastened in the rear of the base portion of described the first insulator.

3. electric connector as claimed in claim 2, is characterized in that: described metal shell is respectively equipped with stopper in the two side being oppositely arranged, and it is staggered that stopper is.

4. electric connector as claimed any one in claims 1 to 3, it is characterized in that: described metal shell comprises the first housing and is connected in the second housing of the first housing, this first housing bends and is covered in a side of the second housing from the second housing one, the second housing is provided with some sidewalls and forms above-mentioned docking chamber to enclose.

5. electric connector as claimed in claim 4, is characterized in that: described the first housing is plate-like structure, and its both sides are provided with the weld part that protrudes out the second insulator.

6. electric connector as claimed in claim 5, is characterized in that: on described the first housing, convex with a pair of convex closure, above-mentioned the second housing is provided with the shrinkage pool relative to convex closure with this, and described convex closure and shrinkage pool are connected with this docking chamber.

7. electric connector as claimed in claim 1, is characterized in that: described the second insulator is provided with the first inner surface, and metal shell is provided with the second inner surface, and the first inner surface is concordant with the second inner surface and jointly form the inner surface of pedestal.

8. electric connector as claimed in claim 1, it is characterized in that: the base portion of described the first insulator is provided with the rear end face of contiguous installing port, installing port runs through the set attachment surface of the second insulator, the rear end face of described base portion is concordant with the attachment surface of the second insulator, and described electric connector also comprises the waterproof membrane that is attached at attachment surface.

9. electric connector as claimed in claim 8, is characterized in that: described pedestal is provided with the interface with respect to attachment surface, and this interface aligns with the front edge of metal shell.

10. electric connector as claimed in claim 3, is characterized in that: described stopper is staggered along abutting direction.