CN1769728A

CN1769728A - Three-segment type slide rail positioning device

Info

Publication number: CN1769728A
Application number: CN 200410085850
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: 2004-11-01
Filing date: 2004-11-01
Publication date: 2006-05-10
Anticipated expiration: 2024-11-01
Also published as: CN100360821C

Abstract

The invention discloses a positioning device of triple-segment type slide rail, wherein the triple-segment type slide rail comprises the following parts: mobile rail, middle rail and fixation rail; the positioning device lies in the connection part of middle rail and fixation rail; the slotted hole is opened on the fixation rail; the block-tug unit is set in the slotted hole with ear on one end reaching the edge of slotted hole; the bullet is fixed on the fixation rail with one end reaching the ear of block-tug unit, which makes the other end of block-tug unit tilt to be higher than the surface of fixation rail; the tug-cut unit is set on the middle rail with one end being fixed, which connects one extended arm to form an arch plate; the extended front of arch plate connects the 'n' type plate, which can pierce in the trompil on the middle rail; The projected block body is patterned by punching the base in two sides of trompil. The middle rail can reach the position temporarily with respect to the fixation rail or push the mobile rail to separate from the block body when allocating, which dismisses the positioning condition.

Description

Three-sectional sliding-rail positioner

Technical field

The present invention relates to a kind of three-sectional sliding-rail positioner.

Background technique

At present functional preferable three-sectional sliding-rail design, its majority after pulling out movable rail and mid-rail is to make movable rail and mid-rail can be not again not contract in easily and slip in the fixing track, this function mainly is that the socket place in movable rail and mid-rail, mid-rail and fixing track is provided with positioning device, to reach the effect of contracting in movable rail and the mid-rail of preventing that causes.

And the slide rail product shown in US2003/0107309 A1 number, US 2003/0111942 A1 number is disclosed in early days as U. S. Patent No. 4560212, No. 5551775, No. 5757109, the 6350001st B1 number, the 6585335th B2 number, the 6655763rd B2 number, the 6705689th B2 number, the 6749276th B2 number, the 6805418th B2 number and application, its equal accessory has the anti-internal withdraw type slide rail of stretching and positioning apparatus.

Yet all kinds of slide rails are according to the difference of use occasion, and it has different function demands, develop suitable product to meet market demands, belong to the certainty of inter-industry competition.

Summary of the invention

The object of the present invention is to provide a kind of member planning, manipulate and make the three-sectional sliding-rail positioner that processing rationalizes more, can make the three-sectional sliding-rail that constitutes by movable rail, mid-rail, fixing track under extended state, make mid-rail temporarily locate, or remove positioning states linkedly by movable rail income with respect to fixing track is convenient.

Three-sectional sliding-rail positioner of the present invention, three-sectional sliding-rail is by movable rail, mid-rail, fixing track constitutes, its positioning device is positioned at the junction of the relative stretching with fixing track of mid-rail, be characterized in: establish a slotted eye on this fixing track, one holding piece is placed in this slotted eye, this holding piece one end tool one lug is taken and is butted on this slotted eye edge, and be installed with a shell fragment on the fixing track, this shell fragment one end button is butted on the lug of this holding piece, make this holding piece be the state of holding perk in addition and being higher than the fixing track surface, and mid-rail is provided with a release piece, and this release piece one end is fixed, and extends an arm and link to each other and form an arch sheet, this arch sheet front end extends the ㄇ template that links to each other, and being provided with a perforate in mid-rail, this ㄇ template can be extended through in this perforate, and these perforate both sides are towards the card body of bottom impact briquetting protrusion.

Adopt such scheme of the present invention, the perk end of this card body and this holding piece fastens the location, or movable rail pushes against the arch sheet of this release piece, makes ㄇ template interlock press down holding piece, and removes its clip.

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

Description of drawings

Fig. 1 is the exploded view of the embodiment of the invention.

Fig. 2 is the local assembled view of the embodiment of the invention.

Fig. 3 is the extended state schematic representation of the embodiment of the invention.

Fig. 4 is that folding of the embodiment of the invention separated stopper and made schematic representation ().

Fig. 5 is that folding of the embodiment of the invention separated stopper and made schematic representation (two).

Fig. 6 is that folding of the embodiment of the invention separated stopper and made schematic representation (three).

Fig. 7 is the collapse state schematic representation of the embodiment of the invention.

Fig. 8 is that the holding piece of the embodiment of the invention changes routine view.

Embodiment

At first consult Fig. 1, shown in Figure 2, positioning device of the present invention, the enforcement Business Information and IT Solution Mgmt Dep that its cooperation applies to three-sectional sliding-rail divides the product of commonly using that are same as, be in 2 of movable rail 1 and mid-rail, 3 of mid-rail 2 and fixing track are respectively arranged with sliding

aiding elements

4,5, in order to slip, and movable rail 1 and mid-rail 2, mid-rail 2 can limit the distance of pulling out relatively with fixing track 3, and this pulls out the non-genus of the structure patent demand of the present invention of block, it partly will not reach elaboration in detail by icon now, and the unique structure implemented of the also non-the present invention of structure that partly discloses in the accompanying drawing should not limit to patent category of the present invention with this; And positioning device of the present invention, main structure is the junction that is positioned at mid-rail 2 and fixing track 3 relative stretchings, specifically possible example is:

Establish a slotted eye 31 on the aforementioned fixation rail 3, one holding piece 6 is placed in this slotted eye 31, this holding piece 6 one end tools one lug 61 is taken and is butted on this slotted eye 31 edges, these slotted eye 31 edges form a lug 32 and can penetrate in the lug 61, and in this slotted eye 31 edge forming two catch 33 in addition, 33 of this two catch can be established a dummy slider 62 for holding piece 6 ends and stretch into, and set firmly a shell fragment 7 on this fixing track 3, these shell fragment 7 one end buttons are butted on the lug 61 of this holding piece 6, make this holding piece 6 be the state of holding perk in addition and being higher than fixing track 3 surfaces, but and make these holding piece 6 lever swings and automatically reset, in addition, establish a release piece 8 on this mid-rail 2, these release piece 8 one ends are fixed, and extend an arm 81 continuous arch sheets 82 that form, the oblique sheet 821 of these arch sheet 82 both sides moulding, front end are then had kink 83 ㄇ templates 84 that link to each other, and are provided with a perforate 21 in this mid-rail 2, this ㄇ template 84 is extended through in this perforate 21, and these perforate 21 both sides are towards the card body 22 of bottom impact briquetting protrusion.

By above-mentioned design, after this three-sectional sliding-rail is pulled out expansion, as shown in Figure 3, its movable rail 1 and mid-rail 2 relative fixed rails 3 are when pulling out, mid-rail 2 is stretched out fixing track 3 behind its stretching, extension terminal point, holding piece 6 on this fixing track 3 utilizes shell fragment 7 buttons to be butted on its lug 61 and can tiltedly stick up, holding piece 6 is promptly fastened in the card body 22 of mid-rail 2 bottoms with its perk end, mid-rail 2 can't be pushed back, prevent to contract in it, and the ㄇ template 84 of this release piece 8 stretches through perforate 21 and is connected on the holding piece 6 on the mid-rail 2, makes release piece 8 be arch and sticks up state.

When movable rail 1 folds when pushing mid-rail 2 once again, as Fig. 4, Fig. 5, shown in Figure 6, the movable rail 1 that income is slided promptly can push against 82 liang of skew back sheets 821 of arch sheet of release piece 8 with the rail edge of edge rail body 11, fall and move and interlock ㄇ template 84 presses down holding piece 6, so that the card body 22 that holding piece 6 breaks away from mid-rail 2 bottoms, and then remove the positioning states that contracts in mid-rail 2 and fixing track 3 anti-, promote mid-rail 2 giving again, at last, as shown in Figure 7, movable rail 1, mid-rail 2 can be taken in the fixing track 3 together eventually.

In addition, as shown in Figure 8, fixing track 3A goes up set holding piece 6A, it must have the cover ear 61A of hole 611A in central sections moulding one, to be placed on a lug 32A at one slotted eye 31A edge, this fixing track 3A place, and cover ear 61A holds one-body molded extension one shell fragment 62A to be fixed on the fixing track 3A, and this holding piece 6A can be swung and resets.

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. three-sectional sliding-rail positioner, three-sectional sliding-rail is made of movable rail, mid-rail, fixing track, and its positioning device is positioned at the junction of the relative stretching with fixing track of mid-rail, it is characterized in that:

Establish a slotted eye on this fixing track, one holding piece is placed in this slotted eye, this holding piece one end tool one lug is taken and is butted on this slotted eye edge, and be installed with a shell fragment on the fixing track, this shell fragment one end button is butted on the lug of this holding piece, make this holding piece be the state of holding perk in addition and being higher than the fixing track surface, and mid-rail is provided with a release piece, this release piece one end is fixed, and extend the continuous arch sheet that forms of an arm, this arch sheet front end extends the ㄇ template that links to each other, and is provided with a perforate in mid-rail, this ㄇ template can be extended through in this perforate, and these perforate both sides are towards the card body of bottom impact briquetting protrusion.

2. three-sectional sliding-rail positioner according to claim 1 is characterized in that, described slotted eye edge is provided with a lug and penetrates in this lug.

3. three-sectional sliding-rail positioner according to claim 1 is characterized in that, described slotted eye one edge forming two catch, and the holding piece end is provided with a dummy slider and stretches between this two catch.

4. three-sectional sliding-rail positioner according to claim 1 is characterized in that, described holding piece central sections moulding one has the cover ear in hole, and being placed on the lug at this slotted eye edge, and this cover ear end is one-body molded is extended with a shell fragment and is fixed on the fixing track.