CN1745679A

CN1745679A - Sliding rail positioner

Info

Publication number: CN1745679A
Application number: CN 200410079124
Authority: CN
Inventors: 陈庚金; 黄石龙; 杨顺和; 王俊强
Original assignee: King Slide Works Co Ltd
Current assignee: King Slide Works Co Ltd
Priority date: 2004-09-08
Filing date: 2004-09-08
Publication date: 2006-03-15
Anticipated expiration: 2024-09-08
Also published as: CN1745679B

Abstract

A locator unit for slide track has a slide track, a locator pivoted to the end of said slide track, a fixed track with a stop at its end for limiting the moving range of slide track, and an unlocking part with a through slot. Said locator has an elastic rod with conic block at its end and a stop leg with a post inserted in said through shot on unlocking part. Said stop on fixed track has a stop block and a stop wall for bi-directional limitation to the slide track.

Description

Positioner for slide rail

Technical field

The present invention relates to a kind of positioner for slide rail, be meant especially a kind ofly to make movable rail body relative fixed rail body when extended state, have suitable bidirectionally limited effect, and cooperate the operation of a release piece and can be removed the position-limiting action of its formation.

Background technology

Existing rail structure as shown in figure 14, the horizontal anomalous movement that generally is used for drawer, disclose as this legend, be to belong to a kind of syllogic kenel (also having two-piece design to use its local identical mechanism assembly), its three-sectional sliding-rail defines according to the lane place branch, rail A in consisting predominantly of, middle rail B and outer rail C, be somebody's turn to do between interior rail A and middle rail B, between middle rail B and outer rail C the sliding aiding elements D with ball can be set respectively, E, in order to slip, and make this interior rail A and middle rail B be provided with a stopper F and a block seat G relatively, can give unidirectional location to provide when rail A is drawn out to the limit in this, wherein, this stopper F one end is hubbed at rail A inboard in this and the beat that can pivot, and stopper F main body rail A pull-out direction inwardly is extended with an elastic force bar F1, one driving lever F2, and be provided with a protuberance F3 in driving lever F2 one side, and be butted on interior rail A inward flange by this elastic force bar F1, elastic acting force that stopper F is had reset behind the beat and the position that fastens that keeps this protuberance F3, in addition, this block seat G then is fixed in rail B front end in this, can be supported for the interior rail A groove G1 that its pedestal both sides comply with moulding that plants, and on the seat surface between the groove G1 of its both sides, form protrude strip support stops G2; And when above-mentioned when commonly using product and being used in combination, as shown in figure 15, the interior rail A of rail B pulled outward when extending the limit once the person of being operated during this was inserted in, this stopper F that moves with interior rail A promptly can its protuberance F3 fasten in this block seat G support stops G2, to prevent that rail A is broken away from by rail B in this in this; During if desire detaches interior rail A during rail B (as the using time that drawer is separated), can utilize stopper F driving lever F2 to stretch out in the outer local bar section of middle rail B block seat G, so that this driving lever F2 is pressed down, and make that stopper F beat and its protuberance F3 can break away from block seat G support stops G2 place, no longer offset then in the just drawable middle rail B of rail A.

Yet, when the device of above-mentioned stopper F and block seat G only can avoid drawer sliding rail to draw outward, should can directly not break away from rail B in this by interior rail A, and can't provide simultaneously by location by this stopper F and block seat G prevent to contract in rail A easily in this slip in the situation of rail B, like this, rail A and use article (as keyboard) on its drawer or maintenance during, i.e. inconvenience to some extent in the operator pulls out this in conjunction with the parts of slide rail.

In addition, similar aforementioned existing product structure, United States Patent (USP) also has the prior art that discloses this field No. 4549773, No. 5255983, No. 5542759, No. 5730514 and No. 6502910.

Summary of the invention

The object of the present invention is to provide a kind of positioner for slide rail, make slide rail under out-draw exhibition state, can prevent the disengaging of its movable rail body, and at least can qualification activity rail body contract in can be uneasily, and the operation that can cooperate release piece made things convenient for and removed the positioning action that contracts in anti-detachment or anti-, and is detachable again or take in its movable rail body.

Withdrawn slide rail positioner of the present invention, positioning piece is pivoted on its movable rail body medial surface, reach the release piece that between this activity rail body indent edge, embeds a slip, this keeper and this release piece be interlock and tool auto-reset function mutually, wherein, this keeper one end is articulated on the movable rail body, and have an elastic rod and a block pin, its elastic rod end one side forms a circular cone, a projection is established in this block foot portion side, this release piece is then offered a saturating dead slot and is stretched into for aforementioned projection in the end of its tabular body, and this saturating dead slot has a hypotenuse at least with respect to this projection, in addition, this fixed rail is installed with one in the end can be for the block seat of movable rail body importing, this is respectively equipped with one to a stops and a retaining wall in both sides above block seat, should support stops corresponding to aforementioned elastic rod, and this retaining wall is corresponding to aforementioned block pin; And when movable slide rail under outer tension state, support due to supporting stops by the circular cone of this elastic rod, this block pin supports and terminates in this retaining wall, get final product the position of two-way qualification activity slide rail, and by this release piece of operation, but this block pin of interlock breaks away from this retaining wall at least, and movable slide rail is broken away from.

For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.

Description of drawings

Fig. 1 is the structural representation of possible embodiments of the present invention.

Fig. 2 is that the combination of possible embodiments of the present invention folds schematic diagram.

Fig. 3 is the outer positioning states schematic diagram that draws of possible embodiments of the present invention.

Fig. 4 is the illustrative view that possible embodiments of the present invention is removed block pin clip.

Fig. 5 is the movable rail body illustrative view one that is pulled away from behind the possible embodiments releasing block pin clip of the present invention.

Fig. 6 is the movable rail body illustrative view two that is pulled away from behind the possible embodiments releasing block pin clip of the present invention.

Fig. 7 is the illustrative view one that possible embodiments of the present invention forces to push movable rail body.

Fig. 8 is the illustrative view two that possible embodiments of the present invention forces to push movable rail body.

Fig. 9 is possible embodiments of the present invention is removed block pin clip with two-way release piece a illustrative view.

Figure 10 is possible embodiments of the present invention is removed the elastic rod clip with release piece a structural representation.

Figure 11 is possible embodiments of the present invention is removed the elastic rod clip with release piece a illustrative view.

Figure 12 is that the keeper elastic rod of possible embodiments of the present invention changes design one schematic diagram.

Figure 13 is that the keeper elastic rod of possible embodiments of the present invention changes design two schematic diagrames.

Figure 14 is the rail structure schematic diagram of prior art.

Figure 15 is the illustrative view of the slide rail of prior art.

The specific embodiment

At first consult Fig. 1, shown in Figure 2, positioner for slide rail of the present invention, it is example with the two-part slide rail that framework is implemented in its utilization, comprise that a movable rail body 1 is plugged in the fixed rail 2 of interior tool one sliding aiding elements 3, this activity rail body 1 is by ball pattern these fixed rail 2 slips relatively of this sliding aiding elements 3, and the concrete possible embodiments form of relevant major technique content of the present invention then is:

Positioning piece 4 is pivoted on this activity rail body 1 medial surface, and embed the lamellar release piece 5 of a slip between should activity rail body 1 indent edge, wherein, these keeper 4 one ends can be articulated on the movable rail body 1 by wearing a bolt 6 of knot, and have an elastic rod 41 and a block pin 42, its elastic rod 41 ends one side forms a circular cone 43, this circular cone 43 is inclined-plane 431 at least on one side, or the limit also is an inclined-plane 432 in addition, these elastic rod 41 flexibles are curved to store elastic force with these circular cone 43 2 inclined-planes 431 and make, pointed cone end between 432 is butted on movable rail body 1 inner edge (and with reference to figure 2), these block pin 42 end sides are established a projection 44, and, this release piece 5 is offered the aforementioned projection 44 of saturating dead slot 51 suitable confessions and is stretched in its plate body end, and this saturating dead slot 51 has a hypotenuse 511 at least with respect to this projection 44, and make this release piece 5 have continuous action relation with this keeper 4, and further make this release piece 5 cooperate an elastic parts 7, and the interlock of itself and this keeper 4 can be automatically reset, this elastic parts 7 can be by forming in addition ccontaining offseting of an accommodating chamber 52 on this release piece 5, and should activity rail body 1 medial surface establish a retaining point 11 and be butted on this elastic parts 7 one ends, and make these release piece 5 outer ends have a protruding button 53, be beneficial to application of force push-and-pull, and be provided with a slotted eye 12 corresponding to aforementioned projection 44 in movable rail body 1, stretch through for can giving of this projection 44, and can have an activity space than the long column body;

This fixed rail 2 is installed with one in the end can be for the block seat 8 of this activity rail body 1 importing, this is respectively equipped with one to a stops 81 and a retaining wall 82 in both sides above block seat 8, should support stops 81 corresponding to aforementioned elastic rod 41, this retaining wall 82 is corresponding to aforementioned block pin 42, and the inner face both sides that should support stops 81 are inclined-planes 811 at least on one side, or the limit also is an inclined-plane 812 in addition.

And by above-mentioned design, when using slide rail that its movable rail body 1 is pulled out stretching, extension, as shown in Figure 3, the keeper 4 that moves with movable rail body 1 supports the retaining wall 82 that terminates in fixed rail 2 end block seats 8 with the foot of its block pin 42, make movable rail body 1 can't break away from fixed rail 2, simultaneously, the elastic rod 41 of keeper 4 except that provide one store elastic force make block pin 42 can be butted on really the retaining wall 82, the circular cone 43 of its rod end can by its inclined-plane 431 in front take advantage of a situation sliding support to cross support stops 81 on the block seat 8, and be butted on mutually to stops 81 inclined-planes 812 in front with the inclined-plane 432 of back again, form a spacing state with the power that suitably fastens, be unlikely and contract in being pushed easily, and movable rail body 1 can temporarily be located.

In addition, when desire is separated fixed rail 2 with movable rail body 1, extremely shown in Figure 6 as Fig. 4, can utilize the pulling process of pulling of release piece 5, the saturating dead slot 51 that makes its plate body end is with the projection 44 on the hypotenuse 511 pushing and pressing block pin 42, then block pin 42 foots can be pushed away retaining wall 82, remove it to movable rail body 1 outer restriction of drawing, and movable rail body 1 can be detached fixed rail 2 again; In addition, when desire is taken in fixed rail 2 again with movable rail body 1, with the foregoing description, by the inclined-plane 432 of these elastic rod 41 rod end circular cones 43 back and to stops 81 inclined-planes 812 in front, as Fig. 7, shown in Figure 8, as long as its inclined-plane 432, inclined-plane 812 are provided with one and its gradient at least and enough support stops 81 sliding supporting relatively for circular cone 43 and cross, then work as the user and put on movable rail body 1 with suitable thrust, but these elastic rod 41 elasticity are scratched curved, circular cone 43 that is cross to stops 81, this activity rail body 1 just can be taken among the fixed rail 2 once again.

In addition, consider the direction of operating of release piece 5, also can two-wayly implement, it as shown in Figure 9, can strengthen the zone of saturating dead slot 51 with respect to original hypotenuse 511 places symmetry of release piece 5, to form the hypotenuse 512 of another side, so, when then release piece 5 inwardly being pushed away towards fixed rail 2 directions, it also can reach the identical effectiveness of removing above-mentioned block pin 42 positioning functions.

In addition, utilize the inclined-plane 432 of these elastic rod 41 circular cones 43 back and cooperating when taking in fixed rail 2 to stops 81 inclined-planes 812 in front based on aforementioned movable rail body 1, for forcing the application of force to push, this is the feasible a kind of embodiment of the present invention, but if do not consider the pattern of " forcing the application of force to push ", another embodiment of the present invention, be to utilize the setting of original release piece 5 design of being developed, it as shown in figure 10, can be provided with a projection 45 that can stretch into release piece 5 saturating dead slots 51 in this elastic rod 41, this release piece 5 and in its saturating dead slot 51 to being provided with a hypotenuse that offsets 513 by projection 45, and the adjacent edge of this hypotenuse 513 forms a straight flange 514 relatively, and also form a straight flange 515 in the adjacent edge of original hypotenuse 511, by this straight flange 514,515, make projection 45 on projection 44 and the elastic rod 41 on the block pin 42 when release piece 5 moves with the different directions push-and-pull, this saturating dead slot 51 can be to projection 44,45 produce restriction interferes, and by an embodiment thus, as shown in figure 11, when release piece 5 is passed, the hypotenuse 513 of saturating dead slot 51 can push against the projection 45 on the elastic rod 41, then the circular cone 43 of elastic rod 41 ends can be pushed away to stops 81, remove its restriction, movable rail body 1 is easily pushed in the fixed rail 2 and can take advantage of a situation to moving in the movable rail body 1; In addition, at this kind by the mode of moving restriction in the release piece 5 releasing activity rail bodies 1, shown in the as above routine accompanying drawing, these elastic rod 41 circular cones 43 also can be set as vertical plane 433,813 with block seat 8 to the end limit that stops 81 supports in opposite directions mutually, can't force the absolute addressing state that pushes movable rail body 1 and form another kind.

In response to release piece 5 can two-way enforcement operator scheme, extremely shown in Figure 11 as Fig. 9, for release piece 5 can be automatically reset, can utilize two elastic parts 7 of tandem arrangement to be located in the accommodating chamber 52 of release piece 5, and the retaining point 11 that makes movable rail body 1 medial surface is butted between two elastic parts 7, to have two-way elastic force.

In addition, in the above-described embodiments, the curved elastic force that stores of these elastic rod 41 flexibles, so that these circular cone 43 2 inclined-planes 431, pointed cone end between 432 is butted on movable rail body 1 inner edge, and the formation of this elastic force effect, also can be aided with the reinforcement design, the one of feasible pattern as shown in figure 12, molds an extension rod 46 in the circular cone 43 inner places of this elastic rod 41, the tail end of this extension rod 46 supports and terminates in a catch 13 on the movable rail body 1, and release piece 5 is provided with a slotted eye 54 and stretches through for this catch 13, and by this structure, the elasticity of this elastic rod 41 scratches to bend can increase another elastic force effect, relative, make the location of its movable rail body 1 or the powerful operating handle that pushes clearer and more definite; Its two feasible pattern, shown in the 13rd figure, bend an extension rod 47 by this elastic rod 41 again with respect to the tail end at above-mentioned circular cone 43 places, the back bending tail end of this extension rod 47 can be butted on the catch 13 of appropriate location on this activity rail body 1, its effect is with aforesaid, remove this, these elastic rod 41 described circular cones 43 places can be set as a conical camber bar section 43 of complying with two inclined-planes, 431,432 gradients ', and make the elastic rod body stress state at this place balanced more.

Though the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, under the situation that does not break away from spirit of the present invention, also can make the variation and the modification of various equivalences, therefore, as long as variation, the modification to the foregoing description all will drop in the scope of claims of the present invention in connotation scope of the present invention.

Claims

1. a positioner for slide rail comprises a movable rail body and a fixed rail, and the rolling of cooperation sliding aiding elements is auxiliary and form a stretchable slide rail, it is characterized in that:

Positioning piece is pivoted on this activity rail body medial surface, and between this activity rail body indent edge, set a release piece, this keeper one end is articulated on this activity rail body, and have an elastic rod and a block pin, its elastic rod end one side forms a circular cone, this circular cone is the inclined-plane at least on one side, and this elastic rod flexible is curved to be stored elastic force and is butted on movable rail body inner edge with the pointed cone end on this circular cone chamfered edge, a projection is established in this block foot portion side, and, offering a saturating dead slot on this release piece stretches into for aforementioned projection, and this saturating dead slot has a hypotenuse at least with respect to this projection, and make this release piece be able to this this projection of hypotenuse ejection through displacement, cause this release piece and this keeper and have continuous action relation;

This fixed rail is installed with one in the end can be for the block seat of this activity rail body importing, this is respectively equipped with one to a stops and a retaining wall in both sides above block seat, should support stops corresponding to aforementioned elastic rod, this keeps off wall corresponding to aforementioned block pin, Yi Bian and should be the inclined-plane at least to the inner face both sides of stops;

When this activity slide rail under outer tension state, support due to supporting stops by the circular cone of this elastic rod, this block pin supports and terminates in this retaining wall, position with two-way qualification activity slide rail, and by this release piece of operation, but this block pin of interlock breaks away from this retaining wall at least, and movable slide rail is broken away from.

2. positioner for slide rail according to claim 1 is characterized in that, the adjacent another side of circular cone chamfered edge is an inclined-plane.

3. positioner for slide rail according to claim 1 is characterized in that, the adjacent another side of described circular cone chamfered edge is a vertical plane.

4. positioner for slide rail according to claim 1, it is characterized in that, described release piece cooperates an elastic parts, the interlock of itself and this keeper can be automatically reset, form the ccontaining elastic parts of an accommodating chamber on this release piece and offset, and establish a retaining point on should activity rail body and be butted on this elastic parts one end.

5. positioner for slide rail according to claim 1 is characterized in that, described release piece outer end has a protruding button, in order to application of force push-and-pull.

6. positioner for slide rail according to claim 1 is characterized in that, described movable rail body is provided with a slotted eye corresponding to this projection, can supply stretching through than the long column body of this projection, and tool one activity space.

7. positioner for slide rail according to claim 1 is characterized in that, the described adjacent another side that supports stops inner face chamfered edge is an inclined-plane.

8. positioner for slide rail according to claim 1 is characterized in that, the described adjacent another side that supports stops inner face chamfered edge is a vertical plane.

9. positioner for slide rail according to claim 1 is characterized in that, this hypotenuse of described dead slot is for being symmetrical arranged, and forms another hypotenuse, so that release piece can be able to another hypotenuse and push against this projection when the inside pushing of fixed rail move.

10. positioner for slide rail according to claim 1, it is characterized in that, described elastic rod is provided with a projection that can stretch into the saturating dead slot of this release piece, this release piece and in its saturating dead slot corresponding this projection be provided with a hypotenuse that offsets, so that release piece is when passing, this hypotenuse can push against the projection on this elastic rod, so that the circular cone of this elastic rod end is pushed away to stops, remove its restriction to moving in the movable rail body, and, the adjacent edge of this hypotenuse forms a straight flange relatively, and also form a straight flange in this hypotenuse adjacent edge of the block pin projection that offsets, making projection on this block pin and the projection on this elastic rod at this release piece during by its straight flange with different directions push-and-pull displacement, this saturating dead slot relatively this two projection do not have interfere.

11. positioner for slide rail according to claim 1, it is characterized in that, the described circular cone of described elastic rod place is set as a conical camber bar section of complying with two inclined-plane gradients, the tail end of its conical camber bar section bends an extension rod again, the back bending tail end of this extension rod is butted on the catch on this activity rail body, and this release piece is provided with a slotted eye and stretches through for this catch.

12. a positioner for slide rail comprises a movable rail body and a fixed rail at least, and the rolling of cooperation sliding aiding elements is auxiliary and form a stretchable slide rail, it is characterized in that:

Positioning piece is pivoted on this activity rail body medial surface, and between this activity rail body indent edge, set a release piece, this keeper one end is articulated on this activity rail body, and have an elastic rod and a block pin, its elastic rod end one side forms a circular cone, this circular cone is the inclined-plane at least on one side, this elastic rod flexible is curved to be stored elastic force and is butted on movable rail body inner edge with the pointed cone end on this circular cone chamfered edge, a projection is established in this block foot portion side, and on this elastic rod moulding one extension rod, the tail end of this extension rod supports and terminates in a catch on the movable rail body, and, offering a saturating dead slot on this release piece stretches into for aforementioned projection, this saturating dead slot has a hypotenuse at least with respect to this projection, and make this release piece be able to this this projection of hypotenuse ejection through displacement, cause this release piece and this keeper and have continuous action relation, and be provided with a slotted eye in this release piece and stretch through for aforementioned catch;

When this activity slide rail under outer tension state, support due to supporting stops by the circular cone of this elastic rod, this block pin supports and terminates in this retaining wall, get final product the position of two-way qualification activity slide rail, and by this release piece of operation, but this block pin of interlock breaks away from this retaining wall at least, and movable slide rail is broken away from.