CN2337693Y

CN2337693Y - Disengagement mechanism for coupling device

Info

Publication number: CN2337693Y
Application number: CN 98216403
Authority: CN
Inventors: 董顺吉
Original assignee: Hon Hai Precision Industry Co Ltd
Current assignee: Hon Hai Precision Industry Co Ltd
Priority date: 1998-07-03
Filing date: 1998-07-03
Publication date: 1999-09-08
Anticipated expiration: 2008-07-03

Abstract

The utility model relates to a card disengagement mechanism for a connector, which comprises a frame, an ejecting plate, an elastic body and a push rod, wherein the frame is provided with a horizontal element and a longitudinal element; a containing space is formed between the horizontal element and the longitudinal element; the position of the containing space, which corresponds to the horizontal element is an insertion end; the horizontal element is provided with a plurality of terminals; the ejecting plate is arranged on a frame corresponding to the insertion end; the elastic body is positioned between the horizontal element of the frame and the ejecting plate; the elastic body comprises a locking part and push guide parts, wherein the locking part is provided with a locking position and a release position, and the push guide parts are respectively abutted on the horizontal element and the ejecting plate. When a storage card is inserted in the frame, the elastic body is deformed by the insertion force. Thereby, the energy of the elastic body is stored, and the storage card is pushed by the push guide parts of the elastic body to be disengaged.

Description

The connector trip mechanism

The utility model relates to a kind of connector trip mechanism, particularly relates to the elastomeric elastic force of a kind of complete mat and moves back card, makes operator's applying light can realize moving back the connector trip mechanism of card.

The trip mechanism that existing connector connects leverage commonly used, as shown in Figure 1, a rocking bar 10 is hubbed at connector 19 the place aheads, and rocking bar 10 1 ends and liftout plate 11 join, and the other end is connected with push rod 12, forms a leverage.When storage card 15 inserts, liftout plate 11 is pushed forward into, and the leverage of mat rocking bar 10 makes push rod 12 slide backward (with reference to dotted line), when moving back card, push rod 12 is pushed away forward, liftout plate 11 is moved along the direction that storage card inserts, storage card is released, existing lever design, all more convenient when general the use, but still have following shortcoming, storage card combines and disengaging with bonder terminal, must apply certain contact engaging and separating force and application of force stroke, according to above-mentioned existing leverage design, push push rod and must apply certain power, make liftout plate produce enough strength overcoming the contact engaging and separating force between storage card and the bonder terminal, and the application of force also should be enough to make the displacement of liftout plate that storage card is broken away from bonder terminal really.Therefore move back the required application of force of card if can reduce, will be very convenient to the operator, moreover, existing leverage design, its bar handle 13 can be given prominence to back-end framework 14 1 segment distances, and there is being storage card to insert and do not having storage card and insert under the two states, different before and after the position of push rod handle 13, this kind connector product is usually used in personal computer, as notebook computer, electronic dictionaries etc. are the problems that present urgent need will solve for how reducing size, if computer casing one segment distance can be given prominence in the push rod position, and push rod position front and back again is different, is a kind of less-than-ideal design for personal computer, is the problem that this area is bursting to solution so how to improve above-mentioned shortcoming.

The purpose of the utility model connector trip mechanism is to provide a kind of trip mechanism that the card function is moved back in automatic ejection that has, and the plug-in card power during the mat plug-in card makes the elastomer energy storage, and the elastomeric elastic force of mat ejects storage card automatically when moving back card.

Another purpose of the present utility model is to provide a kind of the reduction to move back the card application of force and operate trip mechanism easily, and promptly mat flicking push rod just can withdraw from storage card, and it is little and withdraw from the short effect of stroke to have reached the application of force.

Another purpose of the present utility model is to provide a kind of design that reduces the outstanding connector tail end of connector push rod handle, no matter make push rod handle storage card when inserting or not inserting, all keeps same position.

The purpose of this utility model is to realize like this, a kind of connector trip mechanism promptly is provided, can withdraw from the storage card that is contained in electronic card coupler, it comprises: a framework, two staves that have a lateral direction element and extend in parallel by described lateral direction element two ends, form the receiving space of a storage card between described lateral direction element and described two staves, and the described relatively lateral direction element of described receiving space is insertion end, described lateral direction element is provided with several electric connection terminals; One liftout plate is located on the framework of described relatively insertion end; One elastomer between described lateral direction element and liftout plate, comprises latch part and deduction part, and described latch part has a snap close position and an off-position, and described deduction part is resisted against described lateral direction element and described liftout plate respectively; One push rod, being located at can be along framework one side of its stave slippage, and described push rod has a fastening part and a release portion; Described latch part makes described elastomer engage with the push rod fastening part when the snap close position stressedly, described elastomeric elastic force of described latch part mat when moving back card and described release portion break away from, and described liftout plate withdraws from described storage card from the location ejectedly to described insertion end.

The utility model is with a brand-new design idea, give up existing lever design, in the connector framework, be provided with an elastomer, an elastomeric end is provided with latching device, and pushing tow elastomer when storage card inserts makes it produce deformation, and elastomeric latching device is connected with the push rod blocking, like this, only need push push rod when moving back card and discharge elastomer, the elastomeric elastic force of mat can withdraw from storage card automatically.

The advantage of the utility model device is that it is provided with elastomer, can storage card easily be withdrawed from by its elastic force, and rational in infrastructure, volume is little.

Below in conjunction with accompanying drawing, describe embodiment of the present utility model in detail, wherein:

Fig. 1 ejects the schematic diagram of storage card for the trip mechanism of existing connector;

Fig. 2 is the utility model trip mechanism and three-dimensional assembly diagram horizontal, the stave assembling;

Fig. 3 takes off the stereogram of fixed head for the utility model trip mechanism;

Fig. 4 A and Fig. 4 B are push rod and interactional state stereogram of elastomer and the local cutaway view that amplifies in the utility model mechanism;

Fig. 5 is the state diagram that push rod locks elastomer in the utility model trip mechanism;

Fig. 6 is the state diagram that elastomer breaks away from push rod in the utility model trip mechanism.

See also Fig. 2, it is the utility model trip mechanism 4 and the assembling stereogram of lateral direction element 20, stave 30, become framework after the combination, framework one side is a lateral direction element 20, two staves 30 that the two ends of lateral direction element 20 extend in parallel, form receiving space between lateral direction element and two staves, be used to accommodate storage card (figure does not draw).In addition, the relative lateral direction element 20 of receiving space is an insertion end, be provided with electric connection terminal 25 (see figure 3)s in the lateral direction element, the corresponding inboard of two staves is provided with guide groove 32, insertion in order to the guiding storage card, lateral direction element 20 among this figure and two staves, 30 mats, one fixed head 50 are fixed both, but lateral direction element 20 and stave 30 also can be made into integration or otherwise connect.

See also Fig. 3, trip mechanism 4 of the present utility model comprises as lower member, push rod 40 is located at by the stave one and is extended in two protruding 41,42 hole slot 411,421, can prolong protruding 41,42 and do slippage longitudinally, two protruding 41,42 ccontaining back-moving springs 43, this back-moving spring penetrates in the line of rabbet joint 44 of push rod 40.In addition, an end of push rod 40 is for pushing away handle 45, and the other end is a fastening part 46, and fastening part 46 is provided with a blocking concave surface 461, and the root edge of blocking concave surface 461 is being provided with recessed release groove 462 downwards near pushing away handle 45 1 sides.

Please continue to consult Fig. 3, elastomer 60 is wavy lamellar body, also can be zigzag, be located between liftout plate 22 and the lateral direction element 20, wherein, liftout plate 22 can be driven and vertically move, elastomer 60 1 ends are fixed in the backstop button 21 on the lateral direction element 20, and the other end is a latch part 61, and latch part 61 and elastomer 60 are for being made into integration in the present embodiment, the front end of latch part 61 can because of elastomeric distortion to push rod 40 1 sides displacements, be connected as snap close with push rod 40.

Consult Fig. 4 A and cooperate Fig. 4 B, it is push rod and interactional state diagram of elastomer and the local cutaway view that amplifies in the trip mechanism of the present utility model, latch part 61 is provided with a short slot that Open Side Down 611 near the top, its ora terminalis is provided with a lead angle of cutting sth. askew 612 downwards, holding concave surface 461 root edges of push rod 40 also are provided with lead angle 463 in a side that contacts with latch part 61, when storage card (figure does not draw) insertion, the mat insertion force makes liftout plate 22 compressing elastomers 60, elastomer 60 produces modification, can laterally move and contact the blocking concave surface 461 (seeing Fig. 4 B) of push rod 40 to latch part 61 front ends that make elastomer 60, one side of one end of elastomer latch part 61 and the blocking concave surface 461 of push rod all has lead angle (612,463), at two lead angles that contact moment guiding function (lead in) is arranged mutually, make latch part 61 produce thrust in a flash, force latch part 61 to cross blocking concave surface 461 root edges, the short slot 611 of latch part 61 is equipped in the blocking concave surface 461 interior (referring to Fig. 5) of push rod 40, storage card was promptly finished with terminal 25 and was docked this moment, elastomer 60 has also stored suitable elastic force, storage card can be ejected automatically when moving back card.

See also Fig. 6, in the time storage card will being withdrawed from, pushing push rod 40 makes it to a side shifting, release groove 462 until blocking concave surface 461, move to short slot 611 lap positions with latch part 61, elastomer 60 moment reinstatement this moment, the release of mat elastic force potential energy, storage card is ejected to insertion end, and meanwhile push rod 40 recovers the origin-location because of the energy storage of Flexible Reset body 43.

See also Fig. 5 again, by design of the present utility model, the distance A that elastomer latch part 61 and release groove are 462, be the application of force stroke of push rod, this distance A can be designed to very short, making push rod push away handle, can to give prominence to the framework trailing edge too many, for personal computer, as notebook computer, miniaturization Design such as electronic dictionary have good effect, and by design of the present utility model, the frictional force that the short slot 611 of elastomer latch part 61 and release groove are 462, for pushing the required card power of moving back of push rod, this frictional force is also less than the active force between short slot and release groove, so the utility model is when moving back card, the card power of moving back that forces in push rod is very little.

It is fully different that the utility model and existing lever move back the card design, the wavy elastomer of its mat and push rod Between matched combined cleverly, reaching only needs the applying light push rod when moving back card, elastomer will will be deposited automatically Card storage is ejected, and the application of force is little and application of force stroke short, no matter push rod handle storage card is when inserting or not inserting, All keep same position, can utilize on the industry.

Claims

1. connector trip mechanism, can withdraw from the storage card that is contained in electronic card coupler, it is characterized in that, it comprises: a framework, two staves that have a lateral direction element and extend in parallel by described lateral direction element two ends, form the receiving space of a storage card between described lateral direction element and described two staves, and the described relatively lateral direction element of described receiving space is insertion end, described lateral direction element is provided with several electric connection terminals; One liftout plate is located on the framework of described relatively insertion end; One elastomer between described lateral direction element and liftout plate, comprises latch part and deduction part, and described latch part has a snap close position and an off-position, and described deduction part is resisted against described lateral direction element and described liftout plate respectively; One push rod, being located at can be along framework one side of its stave slippage, and described push rod has a fastening part and a release portion; Described latch part makes described elastomer engage with described push rod fastening part when the snap close position stressedly, described elastomeric elastic force of described latch part mat when moving back card and described release portion break away from, and described liftout plate withdraws from described storage card from the location ejectedly to described insertion end.

2. connector trip mechanism as claimed in claim 1 is characterized in that, described elastomer is wavy.

3. connector trip mechanism as claimed in claim 1 is characterized in that, described elastomer is a zigzag.

4. as claim 1,2 or 3 described connector trip mechanisms, it is characterized in that the elastomer latch part is a short slot that Open Side Down.

5. connector trip mechanism as claimed in claim 4 is characterized in that, the fastening part of described push rod is by the recessed downwards blocking concave surface of described push rod upper limb, and described release portion be the groove that is recessed into downwards by described blocking concave surface root edge.

6. connector trip mechanism as claimed in claim 5 is characterized in that, the ora terminalis of described latch part is provided with a lead angle of cutting sth. askew downwards, and the upper limb of described push rod also is provided with lead angle.

7. connector trip mechanism as claimed in claim 6 is characterized in that, described latch part ora terminalis is provided with the guide face of cutting sth. askew downwards, and the blocking groove root edge of described push rod is provided with complementary guide face with respect to described guide face.

8. connector trip mechanism as claimed in claim 7 is characterized in that, on the described push rod also installing described push rod often is positioned at leave the Flexible Reset body of described framework lateral direction element direction position.