CN2680106Y

CN2680106Y - Return positioning device of drawer sliding rail

Info

Publication number: CN2680106Y
Application number: CN 200320113778
Authority: CN
Inventors: 沈楙钦
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-12-31
Filing date: 2003-12-31
Publication date: 2005-02-23
Anticipated expiration: 2013-12-31

Abstract

The utility model relates to a return positioning device of a drawer sliding rail, which is mainly provided with a return positioning device on a layer-build drawer sliding rail. The panel seat of the return positioning device is provided with a slide way whose inside is provided with sliding blocks. One end of a spring is fixed to the back end of the slide way, and the other end of the spring is fixed to the sliding block, causing the sliding block to stretch the spring to slip in the inside of the slide way. The front end of another sliding block is provided with a fastening groove and a step-type clamping and bunting part. Thus the clamping and bunting part of the sliding block can be off setting bunt to the front end part of the slide way and disengaged from the bolting-pulling state when the clamping tip of the sliding rail bolting-pulling the fastening groove of the sliding block slips to the front end of the slide way. The clamping tip of the sliding rail is pushed and bunt to the sliding block to return to the inside of the slide way, and draws the sliding rail and the drawer to automatically return to achieve the function of positive returning and positioning through the elastic force of the spring.

Description

Drawer sliding rail involution positioner

Technical field

The utility model relates to a kind of simple in structure, volume and is applicable to the laminated type drawer sliding rail for a short time, and reaches the automatic involution positioner that latter end automatically resets and locatees really.

Background technology

General the most common and drawer sliding rail that most convenient uses is the laminated type drawer sliding rail, see also the 1st, 2 figure, this drawer sliding rail 10 has an outer rail 11, ball cover 12 and interior rail 13, outer rail 11 is locked on drawer, 13 on interior rail fixedly is locked on drawer holder wall, outer rail was 13,11 in ball cover 12 then was slidedly arranged on, make outer rail 11 the time along interior rail 13 slippages, can overlap the rolling contact of ball 121 on 12 by ball, and the frictional force when reducing slippage, and then reach the purpose of laborsaving pull and smooth-going slippage.Though yet the slide rail of this kind tool ball can be very laborsaving smooth and easy, produce another kind of puzzlement also, promptly when the drawer group when furnishing, if the floor has downward-sloping slightly, then drawer itself promptly is very easy to skids off automatically, and is the unlatching shape, also or drawer when pushing back, if the strength deficiency that pushes back, drawer will skid off automatically once again, causes user's puzzlement, but and this phenomenon is little because of its volume, there is no enough accommodation spaces for installing involution positioner, so that its shortcoming can't be improved effectively always.

In order to remedy this shortcoming, promptly there is the dealer to design a kind of formula drawer sliding rail that bridges, see also the 3rd figure, this formula drawer sliding rail 20 that bridges lies on the outside grillage 211 of a L type frame rail 21 rail 22 in sheathed, outside grillage 211 and 22 on interior rail are provided with ball cover 23, rail 22 slippage on outer panel frame 211 smoothly in making, and 212 of the inboard grillages of interior rail 22 and frame rail 21 have bigger clearance space 213, and then utilize this clearance space 213 installing involution positioners 24; See also Fig. 4, Fig. 5, this involution positioner 24 sets firmly a spring 242 on panel seat 241, spring 242 1 end hooks are in the hook 2431 of a slide block 243, the bottom surface of slide block 243 is provided with one in addition and leads the tip 2432, on the L type chute 2411 that slides on panel seat 241, slide block 243 is provided with a slot 2433 in addition, the button tip 221 for interior rail 22 embeds, the button tip 221 of interior rail can by with the embedding of slot 2433, and can drive slide block 243 slippages, when slide block 243 lead the tip 2432 when entering the turning point of L type chute 2411, slide block 243 can swing offsets, and make slot 2433 break away from the button tip 221 of interior rail 22, interior rail 22 can continue to pull out, and when interior rail pushed back, the button tip 221 ejection slide blocks 243 resetted, and then with the elastic force of spring 242 retract slide block 243 and in rail 22, make drawer to reset and to locate; Please consult Fig. 3, Fig. 4 again, yet this kind mode is led the tip 2432 because of slide block 243 need be provided with itself, on the L type chute 2411 that slides on panel seat 241, and on L type chute 2411, make swing offset, not only The whole control mechanism seems complicated, and the slot 2433 of slide block 243 is to be positioned at panel seat 241 outsides, to replace with the button tip 221 fits of interior rail 22, make that whole group mechanism volume is bigger, and must be with L type frame rail 21 for installing, the relative cost of manufacture that has just improved whole group of slide rail.

Summary of the invention

Main purpose of the present utility model provides a kind of drawer sliding rail involution positioner, installing involution positioner in the confined space of laminated type drawer sliding rail, make the laminated type drawer sliding rail on the existing very convenient former framework that is assembled in drawer, have additional the function that automatically resets and locate, and reach with the easiest and effective and efficient manner, reduce the benefit of slide rail cost.

Another purpose of the present utility model provides a kind of drawer sliding rail involution positioner, it refers to installing involution positioner in the laminated type drawer sliding rail especially, this involution positioner is installed a spring and slide block in the chute of panel seat, make slide block can be in the chute of panel seat the slippage extension spring, and when sliding onto the chute front end, the automatic deviation location continues to pull out to make slide rail, and reach small sizeization, and then can be for directly being installed in the confined space of laminated type drawer sliding rail with simple structure.

Another purpose of the present utility model provides a kind of drawer sliding rail involution positioner, wherein, this involution positioner lies in installing spring and slide block in the chute of panel seat, and with simple part package assembly, reaches to be convenient to assemble and really to have to reset and the Practical Benefit of positioning action.

Above-mentioned purpose of the present utility model is such realization, and a kind of drawer sliding rail involution positioner is fixedly arranged on the interior rail rear end of a laminated type slide rail, and rail is locked on the drawer holder in this, and the outer rail that correspondence is locked on drawer then correspondence is provided with a card tip; It is characterized in that this involution positioner comprises: a seat board, be installed on the slide rail, be provided with a chute, runner rear end Ju You Yi File portion; One slide block is slidedly arranged in the chute of seat board, and the front end below has a card top, can be offset card and peak at the chute end, and other has hook and buckling groove, and the card tip of confession slide rail colludes and draws ejection; One spring, an end is fixed in the rear end of chute, and the other end is linked to slide block, and confession drawing outer rail resets and locatees.

The utility model is elaborated with instantiation below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is the schematic diagram of habit formula laminated type drawer sliding rail;

Fig. 2 is the generalized section of habit formula laminated type drawer sliding rail;

Fig. 3 is the schematic diagram that the habit formula is striden the posture drawer sliding rail;

Fig. 4 is one of habit formula illustrative view of striding the posture drawer sliding rail;

Fig. 5 is two of the habit formula illustrative view of striding the posture drawer sliding rail;

Fig. 6 is the schematic diagram of the utility model in the laminated type drawer sliding rail;

Fig. 7 is the parts explosion of the utility model involution positioner;

Fig. 8 is one of illustrative view of the utility model involution positioner;

Fig. 9 be the utility model involution positioner illustrative view two;

Figure 10 be the utility model involution positioner illustrative view three;

Figure 11 be the utility model involution positioner illustrative view four;

Figure 12 be the utility model involution positioner illustrative view five;

Figure 13 be the utility model involution positioner illustrative view six;

Figure 14 be the utility model involution positioner illustrative view seven.

Description of reference numerals: 10-drawer sliding rail; The 11-outer rail; 12-ball cover; The 121-ball; Rail in the 13-; The 20-drawer sliding rail; The 21-frame rail; 211-outside grillage; The inboard grillage of 212-; The 213-clearance space; Rail in the 22-; 221-detains the tip; 23-ball cover; 24-involution positioner; The 241-panel seat; The 2411-chute; The 242-spring; The 243-slide block; The 2431-hook; 2432-leads the tip; The 2433-slot; The 30-drawer sliding rail; Rail in the 31-; The 311-sidewall paneling; The 312-perforation; The 32-outer rail; The 321-sidewall paneling; The 322-board; The 323-card tip; 33-ball cover; The 331-ball; 34-involution positioner; The 341-panel seat; The 3411-chute; The 3412-stopper; The 342-spring; The 343-slide block; 3431-card top; The 3432-hook; The 3433-buckling groove; 40-drawer holder; The 50-drawer; The 60-drawer sliding rail.

The specific embodiment

See also Fig. 6, the utility model drawer sliding rail involution positioner mainly is that collocation is applied to stacked-up type drawer sliding rail 30, this drawer sliding rail 30 has two stacked interior rail 31 and

outer rails

32,32 of interior rail 31 and outer rails are slidingly equipped with a ball with several balls 331 and overlap 33, outer rail 31 in making, 32 can utilize the rolling contact of ball 331, and be convenient to very much slippage, the sidewall paneling 311 of rail 31 has suitable perforation 312 in being somebody's turn to do, can interior rail 31 be locked on the wall of drawer holder 40 for bolt, and the sidewall paneling 321 inside rivetings of outer rail 32 are provided with a card tip 323, outwards punch forming goes out board 322 in addition, for locking with drawer 50, make drawer 50 with outer rail 32 along interior rail 31 slippages, and on drawer holder 40, draw the action that pushes away keying, on the rearward end of interior rail 31, be provided with in addition an involution positioner 34, the effect that resets and locate when providing drawer 50 to push back to back segment.

See also Fig. 7, involution positioner 34 of the present utility model forms a chute 3411 on a panel seat 341, the rear end of chute 3411 has a stopper 3412, one spring, 342 1 ends are fixed in the rear end of chute 3411, the other end then is linked to a slide block 343 that can be slidedly arranged in the chute 3411, the front end below of slide block 343 forms the card top 3431 of step shape, front end then is respectively equipped with the hook 3432 and a buckling groove 3433 of overhead kick shape, pulling force by spring 342, slide block 343 is slipped into be positioned in the chute 3411, and be resisted against the stopper 3412 of chute 3411 back segments with the rear end of slide block 343.

See also Fig. 8, when being used as preliminary assembling, because the card tip 323 of outer rail 32 also can't be inserted in the buckling groove 3433 of slide block 343, therefore must utilize the card tip 323 to press on the hook 3432 of overhead kick shape earlier, with drawing slide block 343, this moment, slide block 343 was positioned at the rear end of chute 3411, the card tip 323 of outer rail 32 then presses on the hook 3432 of overhead kick shape, because slide block 343 is subjected to the drawing of spring 342, make the card tip 323 interlock outer rails be and fold shape, this moment, drawer can be collapse state, and can not skid off.See also Fig. 9, when when the drawer outside is drawn back, the card tip 323 on the outer rail will collude the hook 3432 of drawing slide block 343 front ends, and drawing slide block 343 begins slippage in chute 3411, and while extension spring 342.See also Figure 10, when slide block 343 front ends are drawn out outside the chute 3411, because of its front end there is no replacing of chute wall, and begin to offset downward, and making its card top 3431 card peak at the leading section of chute 3411, this moment is because the skew of slide block 343, makes the card tip 323 that its hook 3432 breaks away from outer rails 32, outer rail 32 just can continue to pull out, and not controlled by the interlock of involution positioner 34.See also Figure 11, when drawer desire to fold and in when pushing away, the card tip 323 of outer rail 32 will push the buckling groove 3433 of slide block 343, this moment, the top was not subjected to replacing of runner wall because slide block 343 is offset, therefore block the tip 323 when pushing buckling groove 3433, slide block 343 can be offset back previous status, and makes card top 3431 break away from the leading section of card top chute 3411.See also Figure 12, in the time of in slide block 343 is got back to chute 3411 once again, its buckling groove 3433 can collude the card tip 323 of holding outer rail 32, and by the restoring force of spring 342, automatically drawing outer rail 32 slips into and is resisted against grade portion 3412 to slide block 343, and be that drawer is finished to close and closed this moment.See also Figure 13, after the card tip 323 of outer rail 32 is inserted in the buckling groove 3433 of slide block 343, promptly finish the location of assembling, and the action that continues is promptly buckled the buckling groove 3433 that draws slide block 343 by the card tip 323 of outer rail 32, so that slide block 343 slippage in chute 3411, and do not need to collude pull hook button 3432 with the card tip 323 again.See also Figure 14, draw the buckling groove 3433 of slide block 343 when the card tip 323 buttons, and make slide block 343 front ends be drawn out chute 3411 when outer, slide block 343 begins to offset downward, and the card tip 323 that buckling groove 3433 is broken away from the outer rail 32, outer rail 32 just can continue to pull out, and its action that continues is promptly as Figure 11, shown in Figure 12.

The utility model is owing to utilize the design of chute and slide block itself, make location when slide block can be pulled out as Guan Heji on chute, and, reach the purpose of small sizeization with simple structure collocation, and then can use for directly being installed on the stacked-up type drawer sliding rail, effectively to reduce cost.

Claims

1, a kind of drawer sliding rail involution positioner is fixedly arranged on the interior rail rear end of a laminated type slide rail, and rail is locked on the drawer holder in this, and the outer rail that correspondence is locked on drawer then correspondence is provided with a card tip; It is characterized in that this involution positioner comprises:

One seat board is installed on the slide rail, is provided with a chute, runner rear end Ju You Yi File portion;

One slide block is slidedly arranged in the chute of seat board, and the front end below has a card top, can be offset card and peak at the chute end, and other has hook and buckling groove, and the card tip of confession slide rail colludes and draws ejection;

One spring, an end is fixed in the rear end of chute, and the other end is linked to slide block, and confession drawing outer rail resets and locatees.

According to the described drawer sliding rail involution of claim 1 positioner, it is characterized in that 2, the card top of this slide block is a step shape.

According to the described drawer sliding rail involution of claim 1 positioner, it is characterized in that 3, the hook on this slide block is the overhead kick shape, tentatively collude for the card tip and draw, with the slippage of drawing slide block with outer rail.