CN201364993Y

CN201364993Y - Improved structure of socket connector

Info

Publication number: CN201364993Y
Application number: CNU200920130039XU
Authority: CN
Inventors: 许峰坚; 龚文峰
Original assignee: Suyin Electronics Dongguan Co Ltd
Current assignee: Suyin Electronics Dongguan Co Ltd
Priority date: 2009-02-18
Filing date: 2009-02-18
Publication date: 2009-12-16
Anticipated expiration: 2019-02-18

Abstract

The utility model discloses an improved structure of a socket connector, which mainly comprises a seat body with terminal slots, and a plurality of conducting terminals, wherein the conducting terminal is provided with a main body part which is provided with a base part and side walls that are bent at the two sides of the base part; a clamping plate is arranged upward on the upper top edge of the base part; the back surface of the clamping plate is provided with a clamping block; the terminal slot is internally provided with a platform for leaning by the clamping block; limiting blocks are arranged convexly on the wall surfaces of the two sides of the terminal slot in a way of facing the middle of the terminal slot; the bottom surface of the limiting block can be butted on the upper edge of the top part of the side wall of the conducting terminal so as to prevent the over-deep insertion of the conducting terminal when being inserted into the seat body, and the conducting terminal is fixed in the terminal slot by the clamping plate with the clamping block, the platform and the limiting block, therefore, the interference of the conducting terminal to the side wall of the terminal slot of the plastic seat body and the deformation of the plastic seat body caused by the interference are eliminated and the quality of products is improved.

Description

The socket connector structure-improved

Affiliated technical field

The utility model provides a kind of socket connector structure-improved, refers in particular to a kind of connection planar grid chip module socket connector terminal fixing structure improvement.

Background technology

The general encapsulation with chip module of planar grid display (Land grid array) connector is connected on the circuit board, this socket connector is widely used in the various computer, on computer motherboard, be mainly used to electrically connect two electronic building bricks that are separated from each other, realize between the two data and signal transmission.

Planar grid array receptacle connector generally is provided with plastic body and conducting terminal at present, conducting terminal generally adopts the recess in protruding thorn on it or projection and the plastic body terminal groove to interfere mutually to fix in plastic body inside, as shown in Figure 1, conducting terminal 30 for present industry planar grid array socket connector, this terminal 30 has main part 31, bend symmetry obliquely extends and is provided with the weld part 33 that elastic arm 32 and autonomous body 31 lower vertical bend forward in main part 31 tops, wherein be arranged with interference part 311 in main part 31 both sides front end faces, this interference part 311 corresponding concave part or wall interference and this terminal 30 is fixed in the plastic body in the plastic body terminal groove, yet microminiaturized development trend along with product, the height and the distance between the terminal of product are all further being dwindled, make that dividing plate plastics thickness is again and again toward descending between the terminal groove of accommodating terminal, if adopt interferometric method to fix conducting terminal again, interference must produce the interference stresses effect, and be provided with intensive terminal groove because of the socket connector plastic body that connects the planar grid chip module is covered with, because of the accumulative total of intensive conducting terminal must produce powerful bursting stress, cause the product distortion, thereby cause the bad of product, because of interfering fixed conductive terminals must require great effort when assembling, efficient is lower in addition.

Therefore, at above-mentioned socket connector technological deficiency and weak point, be necessary to do further improvement design in fact, to overcome above-mentioned defective.

Summary of the invention

Main purpose of the present utility model is to provide a kind of socket connector structure-improved, cooperate fixing a kind of socket connector structural improvement that can eliminate stress and destroy with the pedestal terminal groove by conducting terminal, adopt the existing a series of problem of interferometric method thereby can solve above-mentioned terminal.

Another purpose of the present utility model provides a kind of socket connector structure-improved, and it is laborsaving, convenient when conducting terminal is assembled for this socket connector, increases work efficiency.

In order to reach above-mentioned purpose, the utility model technical scheme of dealing with problems is: the utility model system provides a kind of socket connector structure-improved, it mainly includes the pedestal of plurality of terminals groove and is placed in the interior plurality of conductive terminals of terminal groove, wherein conducting terminal has a main part, this main part has the sidewall of base portion and base portion two lateral bucklings, base portion upper topside edge in main part upwards is provided with block board, and this block board back side is provided with fixture block; Be provided with in the described terminal groove fixture block against platform, on the terminal groove two side walls, be provided with guide vane end stop to the terminal groove central projection, this guide vane end stop basal surface can be connected to conducting terminal top side wall upper limb, dark excessively when preventing conducting terminal insertion pedestal, by block board, platform and guide vane end stop conducting terminal is fixed in the terminal groove with fixture block.

From the above, the utlity model has following positive effect: the utility model socket connector structure-improved conducting terminal is contained in the pedestal terminal groove, fixture block is located in and is connected on the platform surface, can not produce stress each other, guide vane end stop prevents in the conducting terminal insertion end pilot trench dark excessively, by block board, platform and guide vane end stop conducting terminal is fixed in the terminal groove with fixture block, it is fixing because of interfering the generation bursting stress to eliminate previous conducting end and plastic body terminal groove, avoid the distortion of plastic body, improved the quality of product.In addition, laborsaving during the assembling of the utility model conducting terminal, efficient obviously improves.

In order to enable further to understand the feature of the utility model and implement structure, please consult following detailed description and accompanying drawing about the utility model, the utility model is illustrated in detail.

Description of drawings

Fig. 1 is known socket connector conducting terminal stereogram;

Fig. 2 is the utility model socket connector conducting terminal stereogram;

Fig. 3 is the utility model socket connector conducting terminal and pedestal combination back stereogram;

Fig. 4 is the thin portion enlarged drawing of circle H position among Fig. 3;

Fig. 5 is that Fig. 4 is at A-A directional profile schematic diagram;

Fig. 6 is that Fig. 4 is at B-B directional profile schematic diagram; And

Fig. 7 is that Fig. 4 is at C-C directional profile schematic diagram.

Known:

The 30-conducting terminal, 31-main part, 32-elastic arm, 33-weld part, 311-interference part.

This full mold is novel:

100-socket connector structure-improved, 10-conducting terminal, 11-main part, 111-base portion, 112-sidewall 12-elastic arm, 121-clamping part, 13-weld part, the 14-block board, 141-buckle, 142-basal surface 15-tin ball, the 20-pedestal, 21-terminal groove, 22-slit, the 221-platform, 23-sipes, 231-guide vane end stop, the 232-basal surface, 24-cascaded surface, 25-passage.

Embodiment

See also shown in Figure 2, conducting terminal 10 structures for the utility model specific embodiment socket connector structure-improved, this conducting terminal 10 has main part 11, main part 11 includes base portion 111 and from the two side 112 of base portion 111 to two lateral bucklings, these base portion 111 upper topside edge upwards are provided with block board 14, described block board 14 back sides are provided with fixture block 141, described fixture block 141 states triangular in shape also have a basal surface 142, the 112 terminal upwards difference elasticity of extension arms 12 from the two side, described elastic arm 12 extends upward its contraction mouth and dwindles gradually, form the inclination clamping part 121 that electrically connects with the stitch that docks CPU respectively on elastic arm 12 tops, vertically extending internally in a certain side arm 112 of main part is used for welding the weld part 13 of tin ball 15.

See also shown in Figure 3, Fig. 3 is that socket connector 100 pedestals 20 are accommodated conducting terminal 10, this pedestal 20 is covered with the intensive plurality of terminals groove 21 (display part structure among the figure) that is provided with, see also Fig. 4, shown in 5, described terminal groove 21 runs through pedestal 20 upper and lower surfaces, include slit 22 and sipes 23, upwards be equipped with platform 221 from slit 22 bottoms, its sipes 23 is provided with guide vane end stop 231 from the relative wall to terminal groove 21 central projections, this guide vane end stop 231 has basal surface 232, in the present embodiment, basal surface 232 has two kinds of position relations with platform 221 end faces, one be basal surface 232 with platform 221 end faces at grade, when conducting terminal 10 was installed on terminal groove 21, conducting terminal 10 fixture blocks 141 basal surfaces 142 were located in and are connected on 221 end faces of plane, prevent that conducting terminal 10 from dropping in terminal groove 21, conducting terminal sidewall 112 top sides directly are butted on the guide vane end stop basal surface 232, and it is dark to prevent that conducting terminal 10 from inserting, and conducting terminal 10 is fixing not to float; Its two, basal surface 232 has the minim gap drop with platform 221 end faces, make conducting terminal 10 be installed in terminal groove 21 fixing after, weld part 13 can float at the minim gap fall range when stressed with 15 welding of tin ball.

Conducting terminal 10 is fixed on pedestal 20 terminal grooves 21 inner structures and also need further consults shown in Figure 5, and in conjunction with Fig. 6,7 structures, 23 of slit 22 and sipes have cascaded surface 24, form passage 25 between this cascaded surface 24 and the guide vane end stop 231, conducting terminal 10 is upwards assembling from terminal groove 21 bottoms, block board 14 two side ends import along passage 25, fixture block 141 states triangular in shape and terminal groove 21 walls are interfered less, fixture block basal surface 142 is located in and is connected on the platform 221, prevent that conducting terminal 10 from dropping out terminal groove 21, this conducting terminal 10 constitutes the set fixture block in passages 25 and the screens piece back side and terminal groove platform 221 butts by block board 14 and guide vane end stop 231 and reaches terminal and fix, guide vane end stop 141 also prevents in the conducting terminal 10 insertion end pilot trench 21 dark excessively, the conducting terminal fixed structure is comparatively simple and easy, has effectively eliminated the generation of prior art configurations stress and has made product distortion weak point.

The above only by the utility model preferable for embodiment; it is just for the structure that the utility model is described; in the scope of patent protection of non-meaning limitation the utility model; the utility model still can have other variation execution mode; every utilization the utility model specification and accompanying drawing content are done equivalence and are changed, and all should be considered as the enforcement that is equal to of this case claim.

Claims

1. socket connector structure-improved, it mainly includes the pedestal of plurality of terminals groove and is placed in the interior plurality of conductive terminals of terminal groove, wherein conducting terminal has a main part, this main part has the sidewall of base portion and base portion two lateral bucklings, it is characterized in that: the base portion upper topside edge in main part upwards is provided with block board, and this block board back side is provided with fixture block; Be provided with in the described terminal groove fixture block against platform, on the terminal groove two side walls, be provided with guide vane end stop to the terminal groove central projection, this guide vane end stop basal surface can be connected to conducting terminal top side wall upper limb, prevents when conducting terminal from inserting pedestal dark excessively.

2. socket connector structure-improved as claimed in claim 1 is characterized in that: described terminal groove is made of slit and sipes, and described platform extends upward from the slit bottom, and described guide vane end stop extends to the terminal groove central projection from the sipes sidewall.

3. socket connector structure-improved as claimed in claim 1 is characterized in that: the end face of described guide vane end stop basal surface and platform keeps at grade.

4. socket connector structure-improved as claimed in claim 1 is characterized in that: the end face of described guide vane end stop basal surface and platform has the minim gap drop.

5. socket connector structure-improved as claimed in claim 2 is characterized in that: form cascaded surface between described slit and sipes, be installed with channel between cascaded surface and the guide vane end stop.

6. socket connector structure-improved as claimed in claim 1 is characterized in that: the fixture block state triangular in shape that the block board back side is set, this fixture block has against the basal surface that falls to being connected on platform.