CN201639021U

CN201639021U - Electric connector

Info

Publication number: CN201639021U
Application number: CN2010203003244U
Authority: CN
Inventors: 潘友伟; 张晓康; 柯作锦
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: 2010-01-08
Filing date: 2010-01-08
Publication date: 2010-11-17
Anticipated expiration: 2020-01-08

Abstract

An electric connector comprises an insulating body and a plurality of conductive terminals. The insulating body is provided with a base and a butt connection portion extending from the front end of the base along a butt connection direction; the conductive terminals are assembled on the insulating body along a butt connection direction; the base is provided with terminal passages for the conductive terminals to penetrate through and a downward opening; the butt connection portion is provided with a plurality of containing grooves communicated with the terminal passages; each conductive terminal comprises a flat plate portion assembled inside the base and used for welding a cable, a holding portion fixed in one terminal passage, and a spring plate-shaped contact portion extending forwards from the holding portion along a butt connection direction; the holding portion comprises a pair of vertical arms perpendicular to the flat plate portion; each vertical arm is provided with a first bump and a second bump fixed with the terminal passages; and the heights of the first bump and the second bump are different. The conductive terminals are easy in assembly, uneasy to damage and steady in fixing due to the first bump and the second bump.

Description

Electric connector

[technical field]

The relevant a kind of electric connector of the utility model relates in particular to the inner electric connectors that use of electronic product such as a kind of computer.

[background technology]

The connector species that is used for computer inside at present has a lot, insulative pricking connecting-type (InsulationDisplacement Connection wherein, abbreviation " IDC ") connector is a kind of connector that punctures realization of cable insulated hull and cable electric connection by connector self, it divests cable insulated hull operation because of having saved, and is widely adopted in industrial circle.Chinese patent application is announced CN201252208Y number and has been disclosed a kind of IDC electric connector, described electric connector comprises insulating body, be contained in the plurality of conductive terminals of insulating body and the some cables that electrically connect with terminal, described insulating body is provided with the end face that is oppositely arranged, bottom surface and some passages of accommodating of accommodating described conducting terminal, described conducting terminal has a pair of line structure of holding under the arm, the described passage of accommodating is in the end face or the bottom surface upper shed of corresponding insulating body with it, and described cable is connected in the insulative pricking mode with the line structure of holding under the arm of described conducting terminal by this opening surface.Yet, the spacing of the clamp structure of described conducting terminal is fixed, then the size of described cable with and the size of conductor be restricted, simultaneously because its complicated structure, measure of precision to its size when making conducting terminal requires also very high, improved production cost, the fixing of conducting terminal and insulating body only depends on interference engagement also unstable in addition.

At above-mentioned technical problem, therefore, necessary electric connector is carried out improvement design, to satisfy the needs of electric connector development.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector, and it has the stable conducting terminal of fixing.

The purpose of this utility model is achieved through the following technical solutions: a kind of electric connector, the plurality of conductive terminals that it comprises the insulating body of the docking section that is provided with base portion and docks the direction extension from the base portion front end edge and is assembled in insulating body along the butt joint direction, described base portion has the terminal channel that passes and have opening backward for conducting terminal, described docking section has the some accepting grooves with described terminal channel conducting, described conducting terminal comprises the flat part that is assembled in base portion and is used to weld cable, be immobilizated in the holding parts of described terminal channel and the shell fragment shape contact site that extends forward along the butt joint direction from holding parts, described holding parts comprises a pair of perpendicular arm perpendicular to flat part, and each perpendicular arm has and aforementioned terminal channel fixing and highly different first projection and second projections

Compared with prior art, the utility model electric connector has following beneficial effect: described first, second projection makes the conducting terminal assembling easily, and not fragile and fixing is stablized.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model electric connector.

Fig. 2 is the part assembling schematic diagram of electric connector shown in Figure 1.

Fig. 3 is the unit assembly drawing of another angle shown in Figure 2.

Fig. 4 is the cutaway view along A-A shown in Figure 1.

[embodiment]

Extremely shown in Figure 5 as Fig. 1, the utility model electric connector 100, it comprises insulating body 1, is contained in row's conducting terminal 2 of insulating body 1 and the stopper 3 that is assembled in insulating body 1.

Insulating body 1 comprises base portion 11 and the docking section 12 of extending, can connect with butt connector (not shown) from base portion 11 front end edges butt joint direction.Base portion 11 is roughly cuboid collets, and it has a receiving space 111 that communicates with the external world.Receiving space 111 comprises first groove 1111 that is positioned at the front end broad and the second narrower groove of expanding backward from first groove 1,111 1112.Receiving space 111 has antetheca 112 and diapire 113, be recessed to form some terminal channels that are arranged in a row 114 from antetheca 112 along the butt joint direction, diapire 113 is provided with some rectangular channels 115 of and conducting corresponding with terminal channel 114, is provided with the baffle plate 1151 of vertical extension between adjacent two rectangular channels 115.Terminal channel 114 comprises that one is step-like roof 1141, and roof 1141 comprises lower front portion 1142 and higher rear portion 1143.Terminal channel 114 is matrix, the fin 1144 from its roof 1141 downward projections one along the extension of butt joint direction.Fin 1144 forms two elongated slots 1145 jointly with roof 1141 and two sidewalls (not indicating).Docking section 12 is provided with some accepting grooves 121 of accommodating conducting terminal 2 and upward opening, and accepting groove 121 is conducted with the terminal channel 114 of base portion 11.Docking section 12 has an antetheca 122, and antetheca 122 is provided with the some breach 1221 for butt joint conducting terminal (not shown) insertion of butt connector, breach 1221 and corresponding accepting groove 121 conductings.The both sides of docking section 12 are provided with a pair of guid arm 123 that extends along the butt joint direction, and it is used for guiding electric connector 100 to dock with butt connector.Also be provided with the effect that groove 1231 can reach anti-mis-insertion and snap close on the guid arm 123.

As Fig. 2, shown in Figure 3, conducting terminal 2 is made for electric conducting material, and it comprises horizontal-extending and is used to weld the flat part 21 of cable (not shown), extends forward and be immobilizated in the U-shaped holding parts 22 of terminal channel 114 and a pair of shell fragment shape contact site 23 that extends forward from holding parts 22 from flat part 21.Flat part 21 is contained in the rectangular channel 115 of insulating body 1, and holding parts 22 comprises linking arm 221 that connects flat part 21 and a pair of perpendicular arm 222 that extends vertically upward from linking arm 221 both sides, and the fin 1144 of insulating body 1 is between two perpendicular arms 222.Each perpendicular arm 222 upper end is provided with wedge shape first projection 2221, second projection, 2222, the first projections 2221 and is positioned at the front of second projection 2222 and lower than second projection 2222.When conducting terminal 2 insertion end subchannels 114, front portion 1142 interference engagement of the roof 1141 of first projection 2221 and terminal channel 114, rear portion 1143 interference engagement of second projection 2222 and roof 1141 then, so can make conducting terminal 2 be easy in the insertion end subchannel 114 and not fragile, and fixing is stable.Two contact sites 23 protract forward from the front end of two perpendicular arms 222 respectively, and its extension trend is separately extended gradually for drawing close gradually when its spacing only can hold butt joint terminal (not shown) insertion of butt connector again.The transverse width of described conducting terminal 2 and vertical terminal channel 114 width of height and insulating body 1 and highly all close.

Stopper 3 is the collets of independent moulding and symmetrical configuration, it comprises the base portion 31 of a cuboid and the latch part 32 of extending from base portion 31 downwards, the cross section of latch part 32 is trapezoidal, and base portion 31 both sides have a pair of groove 33 that makes things convenient for push-and-pull, and latch part 32 has four wedge shaped projection 34.Stopper 3 is contained in first groove 1111 of insulating body 1 and covers terminal channel 114, projection 34 and insulating body 1 interference engagement.So design, when the welding cable was to flat part 21, scolder can not infiltrate terminal channel 114 influence butt joints, and did not worry that glue flows in the terminal channel 114 when using glue to reinforce flat part 21 with insulating body 1 yet.

During assembling, one row's conducting terminal 2 inserts in the accepting groove 121 from the terminal channel 114 of the body 1 that insulate respectively along the butt joint direction, the contact site 23 of conducting terminal 2 is contained in the accepting groove 121, holding parts 22 is contained in the terminal channel 114, the perpendicular arm 222 of holding parts 22 is contained in the elongated slot 1145 of terminal channel 114, first projection 2221 of holding parts 22, second projection 2222 respectively with front portion 1142, rear portion 1143 interference engagement of the roof 1141 of terminal channel 114, flat part 21 is arranged in the rectangular channel 113 of insulating body 1.In second step, stopper 3 inserts in first groove 1111 of insulating body 1, the projection 34 and base portion 1 interference engagement of stopper 3.In the 3rd step, utilize glue that flat part 21 is retained on insulating body 1.In the 4th step, cable (not shown) is welded on the flat part 21.

In the utility model embodiment, described conducting terminal 2 can electrically connect by welding and cable, thereby has reduced the requirement to the thickness of the external diameter of cable and conductor, has increased the scope of application of this electric connector 100 simultaneously.

Claims

1. electric connector, the plurality of conductive terminals that it comprises the insulating body of the docking section that is provided with base portion and docks the direction extension from the base portion front end edge and is assembled in insulating body along the butt joint direction, described base portion has the terminal channel that passes and have opening backward for conducting terminal, described docking section has the some accepting grooves with described terminal channel conducting, it is characterized in that: described conducting terminal comprises the flat part that is assembled in base portion and is used to weld cable, be immobilizated in the holding parts of described terminal channel and the shell fragment shape contact site that extends forward along the butt joint direction from holding parts, described holding parts comprises a pair of perpendicular arm perpendicular to flat part, and each perpendicular arm has and aforementioned terminal channel fixing and highly different first projection and second projections.

2. electric connector as claimed in claim 1 is characterized in that: described first projection, second projection are positioned at the top of described perpendicular arm, and first projection is positioned at the front of second projection and it highly is lower than second projection.

3. electric connector as claimed in claim 2 is characterized in that: the terminal channel of described insulating body has stepped roof, and described roof comprises lower anterior and higher rear portion.

4. electric connector as claimed in claim 3 is characterized in that: described first projection, second projection respectively with front portion, the rear portion interference engagement of described roof.

5. as claim 1 or 4 described electric connectors, it is characterized in that: the holding parts of described terminal takes the shape of the letter U, and it comprises the linking arm that extends forward from described flat part, and described a pair of perpendicular arm extends vertically upward from these linking arm both sides respectively.

6. electric connector as claimed in claim 5 is characterized in that: the terminal channel of described insulating body is spill, and it comprises a pair of elongated slot of accommodating described perpendicular arm.

7. electric connector as claimed in claim 1 is characterized in that: described electric connector comprises that also one covers the independently stopper of the opening backward of described terminal channel.

8. electric connector as claimed in claim 7 is characterized in that: described stopper is made by insulating material, and it is provided with the some projections with described base portion interference engagement.

9. electric connector as claimed in claim 5 is characterized in that: a pair of contact site of described conducting terminal extends forward from the front end of described a pair of perpendicular arm respectively, and its extension trend be earlier mutually near after mutually away from.

10. the described electric connector of claim 1, it is characterized in that: the flat part of described conducting terminal is retained on by glue with insulating body.