CN2422670Y

CN2422670Y - Computer internal storage strip connector

Info

Publication number: CN2422670Y
Application number: CN 99255456
Authority: CN
Inventors: 谭英武
Original assignee: XUANDE CO Ltd
Current assignee: Speed Tech Corp
Priority date: 1999-12-01
Filing date: 1999-12-01
Publication date: 2001-03-07
Anticipated expiration: 2009-12-01

Abstract

The utility model relates to a connector for memory strips of computers, which is composed of a main body, a pair of tong arms and a pair of strengthening bodies of the tong arms. A plastic tong arm which is used for tonging and clamping memory strips is combined with a metal strengthening body which has elasticity. At least one point is fixedly arranged on a corresponding immovable position of a board of a host machine. When suspension arms of the strengthening bodies are deformed due to the insertion and the pull of the memory strips, the strengthening bodies are used for providing support for the suspension arms with a fulcrum which is fixed to the position of the board of the host machine through the toughness and the elasticity of metal. Thereby, the purpose of protecting the tong arms to be not broken or damaged is achieved.

Description

The computer memory strip connector

The utility model relates to a kind of computer memory strip connector, refer in particular to a kind of device on the personal host computer plate, as the media that connects motherboard and memory bar, and have splendid structural strength, can avoid memory bar hurtful connector in the plate process.

Memory bar is a memory storage indispensable in the current PC, and it is to finish and being connected of computer by a kind of connector that is installed on the computer motherboard.Freely expand the memory size of computer for the convenience of the users, be typically provided with a plurality of connectors on the motherboard, so that free grafting memory bar.This connector is provided with a plurality of connectors, so that free grafting memory bar.This connector is movable design, is to be fixed when memory bar is mounted to the location by a kind of rubber-like plastics tong arm, comes off to prevent memory bar.But the plastics tong arm can produce of short duration distortion or bending, the careless slightly fracture or the infringement that will cause tong arm in the plug process of memory bar.

In order to prevent the tong arm fracture or the infringement of connector, someone has invented a kind of connector technique that can strengthen tong arm intensity, this technology utilizes a metal reinforcement body that is socketed in tong arm to solve this problem, the section of reinforcing body is slightly rectangular, inserting portion along locating to extend one, in the trepanning that is plugged on tong arm the end of near; Other has a stopper that bends inwards, in order to surround the post tong arm; There is the adhesive part parallel with motherboard the stopper below, in order to weld with motherboard; One hollow-out parts is arranged again, and the intilted elastic layering of extension is arranged at its bottom, and the end of press strip resists at the pairing arm face of tong arm.In this patented technology, though reinforcing body can be strengthened the intensity of tong arm, but because the rectangular design of its section, also make its intensity too firm, wherein in order to the adhesive part that is welded on motherboard again between the end of tong arm and the centre of distortion fulcrum (portion that promptly inserts is inserted in the tong arm part), such position adds too firm reinforcing body, all can make the more not flexible or distortion of tong arm and loses preferable elastic reaction, and the installation of memory bar is caused resistance and inconvenience.

The purpose of this utility model is to provide a kind of memory bar of can avoiding in the plug process connector to be caused damage, and can not cause the connector of the inconvenience in the memory bar plug process.

The purpose of this utility model realizes by following technological means: a kind of computer memory strip connector, by one be fixed on body on the motherboard, a pair of tong arm and a pair of reinforcing body that is combined in respectively on the tong arm in order to pincers class memory bar formed, it is characterized in that: body comprises one and can borrow the slot that memory bar plants and be covered with the interior plural electrode contact of this slot; Each tong arm comprises one and prevents a reference column and the compacting nose that memory bar gets loose aspect horizontal, and the top of compacting nose has a guiding incline that tilts from top to bottom; Each reinforcing body comprises anchoring part that a cantilever, that is fixed in tong arm is fixed in motherboard is connected this cantilever and this anchoring part with one shell fragment; Tong arm is that a borrow stuck point of giving prominence to horizontal aspect combines with the cantilever of reinforcing body; The section configuration of the cantilever of reinforcing body is slightly like U-shaped, and each cantilever comprises the neat flat part of parallel subsides with tong arm and several just can entangle the gridiron of stuck point; Cantilever has been contained the length of whole tong arm; The angle that does not hinder tong arm to be strutted by memory bar is arranged between the flat part of cantilever and the tong arm; One end of shell fragment and cantilever join at the fulcrum place near tong arm, and the other end is connected with anchoring part; One end of shell fragment also can join at the fulcrum place near tong arm with the flat part of cantilever, and the other end still is connected with anchoring part; Reinforcing body is a metallic article; The anchoring part of reinforcing body is connected with motherboard with welding manner; The anchoring part of reinforcing body is provided with a pair of fin that supports protective effect that has; The aperture of gridiron is slightly larger than the size of stuck point.

Advantage of the present utility model is: the metal reinforcement body has toughness and elasticity, and has at least any to be fixedly installed on the motherboard, and therefore when the memory bar plug, can be cantilever and provide support, thus protection unlikely fracture of tong arm or infringement.

Describe structure of the present utility model in detail below in conjunction with accompanying drawing.

Fig. 1 is installed in structural map on the motherboard for the computer memory strip connector;

Fig. 2 is a structure decomposition map of the present utility model;

The action synoptic diagram of tong arm when Fig. 3 has just inserted connector for memory bar;

Fig. 4 is pack into fully after the being pressed down action diagram of connector of memory bar;

Fig. 5 is pack into the fully synoptic diagram of connector of memory bar;

Fig. 6 is the structure profile diagram of Fig. 5 A-A position;

Fig. 7 is the attached view of the local structure of memory bar connector;

Fig. 8 is the structure profile diagram of memory bar;

Fig. 9 is the cross-sectional view of tong arm.

Among the figure: 10 memory bar connectors, 11 bodies, 12 slots, 13 electrode contacts, 20 motherboards, 30a left clamp arm, 30b right clamp arm, 31 fulcrums, 32a, 32a stuck point, 33 reference columns, 34 compacting noses, 340 guiding inclines, 40a memory bar, 40b left side reinforcing body, 40 right reinforcing body, 41 cantilevers, 410 flat parts, 42 anchoring parts, 420a, 420b fin, 43 shell fragments, 44a, 44b gridiron.

As shown in Figure 1, memory bar connector 10 is made of plastics, it is configured in the surface of motherboard 20, connector 10 includes the inseparable body 11 of one, and from extended left clamp arm 30a of body 11 1 sides and right clamp arm 30b, a left side, right clamp arm 30a and 30b be symmetry and parallel to each other mutually, in order to clamp memory bar 40 (as shown in Figure 3 and Figure 4), also have between a left side at body 11, invaginated type slot 12 between right clamp arm 30a and the 30b, and being covered with plurality of electrodes contact 13 within slot 12, memory bar 40 promptly is to see through these electrode contacts 13 to be connected with motherboard 20 formation communications.

As shown in Figure 2, left clamp arm 30a and right clamp arm 30b are combined with left reinforcing body 40a and right reinforcing body 40b respectively, but left and right reinforcing

body

40a and 40b lay respectively at the outside of left and right tong arm 30a and 30b, in order to strengthen the intensity of left and right tong arm 30a and 30b; Because left and right tong arm 30a and 30b are parallel to each other and have a symmetrical structure, below be that example illustrates its structure and effect only with right clamp arm 30b; Right clamp arm 30 is connected at right clamp arm 30b and fulcrum 31 places with body, right clamp arm 30b includes: two towards horizontal direction outstanding stuck point 32a and 32b, reference column 33 and compacting noses 34, and the end face of wherein suppressing nose 34 also has one and the guiding incline 340 (as shown in Figure 3) that tilts to right clamp arm 30 directions from top to bottom.

As shown in Figure 3 and Figure 4, memory bar 40 inserts the slot 12 of connector 10 with small oblique angle, depress to motherboard 20 directions then and finish installation, in the beginning of depressing memory bar 40, the guiding incline 340 of compacting nose 34 can be pushed and strut laterally by the edge of memory bar 40, after in case memory bar 40 arrives the location, memory bar 40 (as shown in Figure 5 and Figure 6) will be pushed down in the bottom of compacting nose 34, reference column 33 also can be absorbed in the breach of memory bar 40, breaks away from or is drawn out of from horizontal direction in order to prevent memory bar 40.

As shown in Figure 2, right reinforcing body 40 is the hardwares that are bent into again after punching press with metal, it comprises the inseparable cantilever 41 of one, anchoring part 42 and the shell fragment 43 that is connected these two, preferable design is to make cantilever 41 contain the length of whole right clamp arm 30b, just extend to the fulcrum 31 of right clamp arm 30b from the end of right clamp arm 30b always, 42 of anchoring parts are fixed in motherboard 20 (with welding or riveted joint), the section configuration of cantilever 41 is similar to U-shaped, is constituted with neat flat part 410 and a pair of gridiron 44a and the 44b that just can entangle stuck point 32 and 32 of the parallel subsides of right clamp arm 30b by one.

One angle (as shown in Figure 7) is arranged between the flat part 410 of shell fragment 43 and cantilever 41, be good not hinder right clamp arm 30b in the scope that is strutted by memory bar 40 on its size principle, one end of shell fragment 43 and the flat part 410 of cantilever 41 join at fulcrum 31 places near right clamp arm 30b, the other end then is connected with the anchoring part 42 that is fixed on motherboard 20, therefore, when outwards strutted in the plug process of the right clamp arm 30b of connector 10 (left clamp arm 30a also with) at memory bar 40 or in contract and when producing bending, shell fragment 43 is that toughness and the elasticity that center of effort sees through metal material provides cantilever 41 and the suitable anchorage force of right clamp arm 30b with anchoring part 42 just, avoids external force all to concentrate on a left side, fracture or the infringement that cause in fulcrum 31 places of right clamp arm 30a and 30b.

Anchoring part 42 also is provided with a pair of

fin

420a and 420b, wherein fin 420a is installed to the location and the time is supported (as shown in Figure 6) in order to be pressed down at memory bar 40, and fin 420b then presses and rupture (as Fig. 5 and shown in Figure 4) in making it can not be subjected to other external force and cause excessively in order to the keep left inner face of tong arm 30b of shelves in addition.

Because connector 10 is to use injection molding, so might produce a little poor on size because of some factor at the engaging 32a of left and right tong arm 30a and 30b and 32b, can't be enclosed within the problem of stuck point 32a and 32b exactly for fear of gridiron 44a and 44b, so the long size that preferably is slightly larger than stuck point 32a and 32b in the hole of gridiron 44a and 44b is to keep some leeway (as Fig. 8 and shown in Figure 9).

Claims

1, a kind of computer memory strip connector, by one be fixed on body on the motherboard, a pair of tong arm and a pair of reinforcing body that is combined in respectively on the tong arm in order to pincers class memory bar formed, it is characterized in that: body comprises one and can borrow the slot that memory bar plants and be covered with the interior plural electrode contact of this slot; Each tong arm comprises one and prevents a reference column and the compacting nose that memory bar gets loose aspect horizontal, and the top of compacting nose has a guiding incline that tilts from top to bottom; Each reinforcing body comprises anchoring part that a cantilever, that is fixed in tong arm is fixed in motherboard is connected this cantilever and this anchoring part with one shell fragment.

2, a kind of computer memory strip connector according to claim 1 is characterized in that: tong arm is that a borrow stuck point of giving prominence to horizontal aspect combines with the cantilever of reinforcing body.

3, a kind of computer memory strip connector according to claim 2 is characterized in that: the section configuration of the cantilever of reinforcing body is slightly like U-shaped, and each cantilever comprises the neat flat part of parallel subsides with tong arm and several just can entangle the gridiron of stuck point.

4, a kind of computer memory strip connector according to claim 1, it is characterized in that: cantilever has been contained the length of whole tong arm.

5, a kind of computer memory strip connector according to claim 3 is characterized in that: the angle that does not hinder tong arm to be strutted by memory bar is arranged between the flat part of cantilever and the tong arm.

6, a kind of computer memory strip connector according to claim 1 is characterized in that: an end of shell fragment and cantilever join at the fulcrum place near tong arm, and the other end is connected with anchoring part.

7, a kind of computer memory strip connector according to claim 3 is characterized in that: an end of shell fragment also can join at the fulcrum place near tong arm with the flat part of cantilever, and the other end still is connected with anchoring part.

8, a kind of computer memory strip connector according to claim 1, it is characterized in that: reinforcing body is a metallic article.

9, a kind of computer memory strip connector according to claim 1, it is characterized in that: the anchoring part of reinforcing body is connected with motherboard with welding manner.

10, a kind of computer memory strip connector according to claim 1 is characterized in that: the anchoring part of reinforcing body is provided with a pair of fin that supports protective effect that has.

11, a kind of computer memory strip connector according to claim 3, it is characterized in that: the aperture of gridiron is slightly larger than the size of stuck point.