CN2847578Y

CN2847578Y - Electric connector

Info

Publication number: CN2847578Y
Application number: CNU2005200661903U
Authority: CN
Inventors: 何建志
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2005-10-25
Filing date: 2005-10-25
Publication date: 2006-12-13
Anticipated expiration: 2015-10-25

Abstract

The utility model relates to an electric connector, which comprises a conducting terminal and an insulation body provided with a terminal containing hole, wherein the conducting terminal comprises a base part, an elastic arm upwards extended from the base part, a holding part extended from one side of the base part and a conducting part downwards extended from the holding part, wherein the elastic arm is provided with a contact zone contacting a butting electronic element; the holding part and the base part are positioned on the same plane. The conducting terminal of the utility model has good elastic property; the electric connector of the utility model has the advantage of simple shape and can ensure the normal electrical connection of a chip module and a circuit board.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector.

[background technology]

Occurred a kind of chip module of LGA type now on some electronic product (as computer), the guiding access of this chip module is a washer-shaped, and the electric connector that is attached thereto is provided with the terminal that contacts with the conducting end compression.The electric connector of prior art, please refer to illustrated in figures 1 and 2, it comprises insulating body 100 and conducting terminal 200, insulating body 100 is provided with the terminal containing slot 300 of accommodating conducting terminal, conducting terminal 200 is to be made of one piece, comprise and be immobilizated in intrinsic holding parts 400, holding parts 400 extension downwards is provided with the weld part 500 that welds mutually with circuit board, extend upward and be provided with the contact site 600 that compresses contact with chip module mutually, though this conducting terminal also can be realized the electric connection of chip module and circuit board, because this conducting terminal is complex-shaped, processing difficulties, and it is big to take up room, can not dense arrangement.

Therefore, be necessary to design a kind of novel electric connector, to overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of novel electric connector, its conducting terminal simple shape, and can guarantee the normal electric connection of chip module and circuit board.

For achieving the above object, the utility model electric connector, comprise the insulating body and the conducting terminal that are provided with terminal accommodation holes, conducting terminal comprises base portion, reaches in the upwardly extending elastic arm of base portion, by the holding parts of base portion one side extension, by the downward junction that extends of holding parts, elastic arm is provided with the contact zone that can contact with the butt joint electronic component, and wherein holding parts and base portion are in the same plane.

Compared with prior art, the utility model electric connector, the good springiness of its conducting terminal, and simple shape can guarantee the normal electric connection of chip module and circuit board.

[description of drawings]

Fig. 1 is the stereogram of prior art conducting terminal.

Fig. 2 is the partial sectional view of prior art.

Fig. 3 is the stereogram of the utility model electric connector.

Fig. 4 is the end view of the utility model electric connector conducting terminal.

Fig. 5 is the front view of the utility model electric connector conducting terminal.

Fig. 6 is the partial top view of the utility model electric connector.

Fig. 7 is the partial top view of the utility model electric connector second embodiment.

Fig. 8 is the partial sectional view of the utility model electric connector the 3rd embodiment.

Fig. 9 is the partial sectional view of other direction shown in Figure 8.

Figure 10 is the end view of conducting terminal among the utility model electric connector the 4th embodiment.

Figure 11 is the front view of conducting terminal among the utility model electric connector the 4th embodiment.

Figure 12 is the vertical view of conducting terminal among the utility model electric connector the 4th embodiment.

Figure 13 is the vertical view of conducting terminal among the utility model electric connector the 5th embodiment.

Figure 14 is the end view of conducting terminal among the utility model electric connector the 6th embodiment.

Figure 15 is the front view of conducting terminal among the utility model electric connector the 6th embodiment.

[embodiment]

See also Fig. 3 to Fig. 6, the utility model electric connector comprises insulating body 1 and the conducting terminal 2, the following iron-clad 3 that is positioned at insulating body 1 below that are provided with terminal accommodation holes 10, is positioned at upper iron shell 4 and rocking bar 5 that iron-clad 3 two ends down are articulated with following iron-clad 3 respectively.

Wherein conducting terminal 2 is contained in the terminal accommodation holes 10, comprise base portion 20, and in base portion 20 upwardly extending elastic arms 21, holding parts 22 by the extension of base portion 20 1 sides, by the holding parts 22 downward junctions 23 that extend, this elastic arm 21 is provided with and docks the contact site 24 that electronic component (being chip module in the present embodiment) contacts, reach the connecting portion 25 that extends and connect contact site 24 by base portion 20, wherein be provided with the contact zone 240 that can contact with chip module at contact site 24 ends, wherein holding parts 22 is in the same plane with base portion 20, but the fixing terminal is in the insulating body 1 of this electric connector.Described conducting terminal 2 has plurality of rows, and each conducting terminal elastic arm 21 roughly extends towards terminals of adjacent accepting hole 10 among every row, this elastic arm 21 is provided with in the horizontal direction in obtuse angle with base portion 20, its contact zone 240 in the vertical directions be projected to the outside that small part is arranged in the terminals of adjacent accepting hole (projection section of present embodiment contact zone 240 in the vertical directions is positioned at the outside of terminal accommodation holes, and part is arranged in terminal accommodation holes).This junction 23 roughly at right angles is provided with holding parts 22, to be roughly parallel to circuit board when welding mutually with circuit board (not icon), weld (certainly, also can be the compression contact) mutually with circuit board by the surface soldered technology again, realize electrically conducting of conducting terminal and circuit board.

This structural design, it is simple in structure, and is easy to process, can realize the normal electric connection of chip module and circuit board, and can carry out dense arrangement.

Please refer to shown in Figure 7, be second embodiment of the present utility model, itself and the foregoing description difference are: this elastic arm 21 at right angles is provided with in the horizontal direction with base portion, and the projection of these contact zone 240 in the vertical directions all is arranged in the terminals of adjacent accepting hole 10 of insulating body 1.

Please refer to Fig. 8 and shown in Figure 9, be the 3rd embodiment of the present utility model, itself and the first embodiment difference are: this junction 23 is roughly in the same plane with holding parts 22, to be approximately perpendicular to circuit board when welding mutually with circuit board (not icon), during welding, this junction 23 can insert the through hole (not shown) that is provided with on the circuit board, and welds with scolder.

Please refer to Figure 10 to shown in Figure 12, be the 4th embodiment of the present utility model, it is with the first embodiment difference: this elastic arm 21 ' is provided with the contact site 24 ' that contacts with chip module, reach the connecting portion 25 ' that extends and connect contact site by base portion 20 ', wherein be provided with the contact zone 240 ' that can contact with chip module at contact site 24 ' end, after connecting portion 25 ' is outwards extended upward by base portion 20 ' again, oppositely bending extends to form again, and this holding parts 22 ' also is provided with kink 220, this structure, can increase the length of elastic arm 21 ', make elastic arm 21 ' have better elasticity, be beneficial to the electric connection of chip module and circuit board.

Please refer to shown in Figure 13, be the 5th embodiment of the present utility model, itself and the 4th embodiment difference are: this elastic arm 21 ' at right angles is provided with in the horizontal direction with base portion, and the projection of contact zone 240 ' in the vertical direction all is arranged in the terminals of adjacent accepting hole of insulating body.

Please refer to Figure 14 and shown in Figure 15, be the 6th embodiment of the present utility model, itself and the 4th embodiment difference are: this junction 23 ' is roughly in the same plane with holding parts 22 ', to be approximately perpendicular to circuit board when welding mutually with circuit board (not icon), during welding, this junction 23 ' can insert the through hole (not shown) that is provided with on the circuit board, and welds with scolder.

Claims

1. electric connector, comprise the insulating body and the conducting terminal that are provided with terminal accommodation holes, it is characterized in that: conducting terminal comprises base portion, reaches in the upwardly extending elastic arm of base portion, by the holding parts of base portion one side extension, by the downward junction that extends of holding parts, elastic arm is provided with the contact zone that can contact with the butt joint electronic component, and wherein holding parts and base portion are in the same plane.

2. electric connector as claimed in claim 1, it is characterized in that: conducting terminal has plurality of rows, and each conducting terminal elastic arm roughly extends towards the terminals of adjacent accepting hole among every row.

3. electric connector as claimed in claim 1 is characterized in that: the projection of contact zone in the vertical direction all is arranged in the terminals of adjacent accepting hole of insulating body.

4. electric connector as claimed in claim 1 is characterized in that: the contact zone in the vertical direction be projected to the outside that small part is positioned at the terminals of adjacent accepting hole.

5. electric connector as claimed in claim 4 is characterized in that: the projection section of contact zone in the vertical direction is positioned at the outside of terminal accommodation holes, and part is arranged in terminal accommodation holes.

6. electric connector as claimed in claim 1, it is characterized in that: this elastic arm is provided with the contact site that docks the electronic component contact, reaches the connecting portion that is extended and be connected contact site by base portion, wherein the contact zone is positioned at the contact site end, after connecting portion was outwards extended upward by base portion again, oppositely bending extended to form again.

7. electric connector as claimed in claim 1 is characterized in that: this holding parts is provided with kink.

8. electric connector as claimed in claim 1 is characterized in that: this elastic arm and base portion are in obtuse angle or the right angle setting in the horizontal direction.

9. electric connector as claimed in claim 1, it is characterized in that: this junction and holding parts roughly at right angles are provided with, when welding mutually, to be roughly parallel to circuit board with circuit board, or this junction and holding parts are roughly in the same plane, to be approximately perpendicular to circuit board when welding mutually with circuit board.

10. electric connector as claimed in claim 1 is characterized in that: this electric connector also comprises the following iron-clad that is positioned at insulating body below, and is positioned at upper iron shell and rocking bar that iron-clad two ends down are articulated with following iron-clad respectively.