CN201468546U

CN201468546U - Limiting device of drawer slide rail

Info

Publication number: CN201468546U
Application number: CN200920190090XU
Authority: CN
Inventors: 朱建华
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-29
Filing date: 2009-07-29
Publication date: 2010-05-19
Anticipated expiration: 2019-07-29

Abstract

A limiting device of a drawer slide rail comprises an inner slide rail and an outer slide rail which are mutually matched with each other and are can perform relative sliding, and the limiting device is arranged between an inner side rail and an outer slide rail of the drawer slide rail. The limiting device is characterized in that the limiting device body comprises a reed; one end of the reed adopts a fixed end connected with the web of the inner slide rail; the other end of the reed adopts an flexible movable end turning up towards one side of the outer slide rail; a through hole is formed on the movable end; and a limiting bump bulging towards the reed is also arranged on the web of the outer slide rail, and can be accommodated in the through hole for preventing the inner slide rail from being pulled off from the outer slide rail. Compared with the prior art, the limiting device replaces the prior rubber strip with the reed, and a drawer can be taken away from the slide rail when a user uses the forefinger to slightly press the flexible movable end of the reed, thereby conforming to the force application characteristics of the human finger, and the operation is easy and convenient. Furthermore, the user needs not to put fingers into a groove of the outer slide rail, so that the finger cannot be contaminated by oil on the slide rail, and the use is sanitary.

Description

The stopping means of drawer sliding rail

Technical field

The utility model relates to the stopping means of a kind of rail structure, particularly a kind of drawer sliding rail.

Background technology

At present, a lot of drawers are fixed on cabinet or the fixed mount by the slip rail spare that two sections or syllogic connect, and this drawer sliding rail has dismountable function, also has buckle structure, can prevent to drop out from cabinet when drawer from pulling out.

As Fig. 5～shown in Figure 7, be a kind of drawer sliding rail locker common in the prior art, this drawer sliding rail is a two-part structure, rail 1 in including ' and outer rail 2 ', interior rail and drawout cubicle 3 ' fixedly connected, for the ease of assembling, on interior rail, be hinged with the elasticity stopper 4 of a plastic material ', this stopper 4 ' roughly V-shaped, be connected with in the end of V-type one side a L type elasticity can open the card base 41 that closes ', L type card base 41 ' the bending place be formed with a rib 411 ', outer rail 2 ' in the end forms one and rail 1 in this ' relative and towards the catch 21 of inner bending '; When stopper 4 ' card base 41 ' when pushing downwards, whole stopper 4 ' the V-type angle diminish, rail 1 in the stopper 4 ' can stretch into smoothly ' and the slit of outer rail 2 ' formation among, after among the rib 411 of card base 41 ' bending place ' stretch into the fully slit, this moment decontrol card base 41 ', then card base 41 ' L type kink under the elastic restoring force effect, open, and, the catch 21 of rib 411 ' just in time and outer rail 2 ' end ' offset, so, stopper 4 ' can't outwards move, rail 1 in realizing ' and outer rail 2 ' spacing, drawer can only inwardly be passed along outer rail 2 ' continuation under external force; If need with interior rail 1 ' with outer rail 2 ' separate, then drawer is outwards pulled out, when card base 41 ' end when stretching out outside outer rail 2 ' end, pin card base 41 ' make the V-type angle diminish downwards, and continue to be pulled outwardly drawer, at this moment, stopper 4 ' can along interior rail 1 ' and the slit of outer rail 2 ' formation deviate from interior rail 1 ' separate fully with outer rail 2 ' realization.

In the above-mentioned split process, in the guide groove of rail, finger was easy to be stained with greasy dirt in finger need extend into; And, in order to guarantee that interior rail and outer rail can successfully break away from, finger need be pinned card base 41 ' could make the V-type angle diminish constantly, finally allow among the slit that rail and outer rail form in the card base 41 ' enter into fully, during actual the use, the finger not only to push down card base 41 ', and need simultaneously to apply along guide rail longitudinally tractive force in case the pulling drawer, it is very hard to operate, promptly two hands when holding drawer, allow again two fingers simultaneously the application of forces stopper 4 ' on, when the drawer quality is overweight, be not easy to realize stress balance, be easy to take place slippage, even drawer is dropped; In addition, stopper of the prior art is a plastic material, and length deformed easily and wore out service time one, and the connection of slide rail is spacing just to become unreliable, and drawer is in use broken with regard to skidding off slide rail easily.Therefore, at the problem of above-mentioned existence, present drawer sliding rail awaits to do further improvement on syndeton.

The utility model content

Technical problem to be solved in the utility model is to provide a kind of operation more laborsaving, the stopping means of drawer sliding rail easily at above-mentioned prior art present situation, and the reliability of this drawer stopping means is higher, uses also more health.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: the stopping means of this drawer sliding rail, described drawer sliding rail includes and cooperatively interacts and the interior slide rail and the external slide rail of slippage relatively, described stopping means is arranged between the interior slide rail and external slide rail of this drawer sliding rail, it is characterized in that: described stopping means includes a reed, one end of described reed is the stiff end that links to each other with the web of described interior slide rail, the elasticity movable end of the other end of this reed for sticking up to described external slide rail one rollover, offer a through hole on this movable end, described external slide rail also is provided with the spacing block set of described reed protuberance on one day on web, this spacing block set can be placed within the described through hole and prevent described in slide rail from external slide rail, pull.

In order to realize fixedlying connected of reed and interior slide rail, the stiff end of reed directly can be welded on the interior slide rail, also can adopt the screw ways of connecting, as preferably, described reed has two apertures that are arranged side by side on stiff end, the web of slide rail is provided with the grab that a cross section is the C type of horizontally set in described, the hook pin of two ends of grab can insert respectively in two apertures of reed stiff end and in reed is fixed on the web of slide rail, described reed offers a through hole on movable end, then be provided with the spacing block set of reed side protuberance on one day on the web of external slide rail, this spacing block set can be placed within the through hole and prevent described in slide rail from external slide rail, pull.

When the drawer size is big, for drawer being pulled out fully, increase the stroke of drawer, described drawer sliding rail also includes supporting base, this supporting base has the web that longitudinally is provided with, and the side arm that is provided with along the vertical edge of this supporting base web, external slide rail is embedded between the two side arms of described supporting base, and can vertically doing relative slippage and being limited in the two ends of this supporting base along this supporting base.

Compared with prior art, advantage of the present utility model is: at first, replace existing elastic strip structure with reed, because reed has the elasticity movable end of the outer bullet of side direction, through hole on this movable end and spacing block set cooperate to realize latch-up structure, when other finger is held drawer, as long as elasticity movable end with forefinger applying light reed, can make drawer break away from slide rail (slide rail separates with external slide rail promptly), such structure meets the finger application of force characteristics of human body, have operation easily, advantage easily; Secondly, the making leaf spring that when shirking drawer, only need press...with one's finger, finger need not to put into the groove of external slide rail, therefore can not glue and slide rail on greasy dirt, use health, cleaning more; At last, with the elastic strip of traditional plastic production relatively, reed is a metal structure, not yielding, long service life, spacing safer, reliable in making between slide rail and the external slide rail, can prevent effectively that drawer from deviating from slide rail, guarantee the safety of goods of depositing in the drawer.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model embodiment;

Fig. 2 is the reed of the utility model embodiment and the structural representation that the spacing block set on the external slide rail matches;

Fig. 3 is the latch-up structure schematic diagram (interior slide rail is pulled out) of the utility model embodiment;

Fig. 4 is that A-A shown in Figure 3 is to cutaway view;

Fig. 5 is a sliding rail structure of drawer schematic diagram of the prior art;

Fig. 6 is the fit structure schematic diagram of drawer sliding rail of the prior art;

Fig. 7 is the partial enlarged drawing of I portion shown in Fig. 6.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

As Fig. 1～shown in Figure 4, be sliding rail structure of drawer schematic diagram of the present utility model, this drawer sliding rail is the dismountable slide rail of syllogic, referring to Fig. 1, includes

Supporting base 1, this supporting base 1 has the web that longitudinally is provided with, and the side arm that is provided with along the vertical edge of this supporting base web, supporting base 1 has two buckles in the arranged outside of web, be respectively near supporting base 1 first buckle 81 that the front portion is provided with and Open Side Down, and near supporting base 1 afterbody setting and opening second buckle 82 backward, first buckle 81 and second buckle 82 can insert the groove that is opened on the tank bracket sidewall respectively, make this supporting base 1 can horizontal direction and vertical direction on fix spacingly, realize fixedlying connected of slide rail and tank bracket;

Be embedded the external slide rail 2 between the two side arms of described supporting base 1, this external slide rail 2 also has the web of vertical setting and the side arm that is provided with along the vertical edge of external slide rail 2 webs, and external slide rail 2 can vertically doing relative slippage and being limited in the two ends of this supporting base along this supporting base; And

The interior slide rail 3 that can connect drawer, slide rail 3 is nested between the two side arms of external slide rail 2 in this, and can along this external slide rail 2 vertically do relative slippage, slide rail 3 also has the web of vertical setting and the side arm that is provided with along the vertical edge of interior slide rail web in this.

In order to reduce the frictional force between external slide rail 2 and the interior slide rail 3, make drawer more laborsaving when stretching out with indentation, between external slide rail 2 and interior slide rail 3, also be provided with rolling member 5, the side arm that this rolling member 5 has web and is provided with along the vertical edge of the web of rolling member 5, the side arm of rolling member 5 is provided with circular ball 51 as the slippage medium between interior slide rail 3 and the external slide rail 2;

In order to reduce the rolling friction between supporting base and the external slide rail, reduce coefficient of friction significantly, also be equipped with the rubber slide plate 6 of band ball 61 between the side arm inboard of supporting base 1 and the side arm of external slide rail 2 outside;

In order to realize being connected of drawer and slide rail, also be connected with two supports 7 that are used for fixing drawer before and after interior slide rail 3 web outside respectively, support 7 is the dihedral plate of L type for the cross section, this support 7 also offers the installing hole 71 that can supply screw to pass in the bottom, this installing hole 71 is used for drawer is fixed to the support of interior slide rail, and installing hole 71 is for regulating the mounting hole of drawer and the horizontal assemblage gap of slide rail.

Assembling for the drawer that prevents to pull out falls and is convenient to interior external slide rail also needs a dismountable stopping means usually between external slide rail 2 and interior slide rail 3, deviate from from external slide rail 2 with slide rail 3 in preventing.Stopping means as the present embodiment inventive point includes a stainless steel reed 4, referring to Fig. 2, Fig. 3, one end of reed 4 is the stiff end 41 on the web of slide rail 3 in being connected, have two apertures that are arranged side by side 411 on the stiff end 41, the web of interior slide rail 3 is provided with the grab 13 that a cross section is the C type of horizontally set, and the hook pin 131 of 13 two ends of grab can insert respectively in two apertures 411 of reed stiff end 41 and in reed 4 is fixed on the web of slide rail 3; The elasticity movable end 42 of the other end of reed 4 for sticking up to external slide rail 2 one rollovers, offer a through hole 421 on this movable end 42, then be provided with the spacing block set 21 of reed 4 sides protuberance on one day on the web of external slide rail 2, this spacing block set 21 can be placed within the through hole 421 and in preventing slide rail 3 from external slide rail 2, pull, referring to Fig. 4.

During use, when drawer is extracted out from tank bracket, because drawer and the support 7 that is connected on interior slide rail 3 webs are fixedly linked, so interior slide rail 3 at first is stretched and outwards extracts out with respect to external slide rail 2, reed 4 also outwards moves simultaneously thereupon, when the elasticity movable end 42 of reed 4 arrives spacing block set 21 positions that are arranged on external slide rail 2 webs, spacing block set 21 is realized locking among snapping in the through hole 421 of reed 4 elasticity movable ends 42, so, interior slide rail 3 reaches maximum extension with respect to external slide rail 2, at this moment, if continue the pulling drawer, external slide rail 2 can also continue outside extraction with respect to supporting base 1, when the two ends of rubber slide plate 6 leant with first catch 11 and second washer 23 simultaneously, at this moment, external slide rail 2 reached maximum extension with respect to supporting base 1, drawer reaches the limit of pulling out distance, can not continue outwards to pull out again.If drawer will be unloaded down from slide rail, the overhanging reed 4 elasticity movable ends 42 as long as then press...with one's finger, then the spacing block set on external slide rail 2 webs 21 breaks away from the through hole 421 on the reeds 4 elasticity movable ends 42, interior slide rail 3 separates with external slide rail 2, and drawer can shirk from slide rail together with interior slide rail 3.

Claims

1. the stopping means of a drawer sliding rail, described drawer sliding rail includes and cooperatively interacts and the interior slide rail and the external slide rail of slippage relatively, described stopping means is arranged between the interior slide rail and external slide rail of this drawer sliding rail, it is characterized in that: described stopping means includes a reed, one end of described reed is the stiff end that links to each other with the web of described interior slide rail, the elasticity movable end of the other end of this reed for sticking up to described external slide rail one rollover, offer a through hole on this movable end, described external slide rail also is provided with the spacing block set of described reed protuberance on one day on web, this spacing block set can be placed within the described through hole and prevent described in slide rail from external slide rail, pull.

2. the stopping means of drawer sliding rail according to claim 1, it is characterized in that: described reed has two apertures that are arranged side by side on stiff end, the web of slide rail is provided with the grab that a cross section is the C type of horizontally set in described, the hook pin of two ends of grab can insert respectively in two apertures of reed stiff end and in reed is fixed on the web of slide rail, described reed offers a through hole on movable end, then be provided with the spacing block set of reed side protuberance on one day on the web of external slide rail, this spacing block set can be placed within the through hole and prevent described in slide rail from external slide rail, pull.

3. the stopping means of drawer sliding rail according to claim 1, it is characterized in that: described drawer sliding rail also includes supporting base, this supporting base has the web that longitudinally is provided with, and the side arm that is provided with along the vertical edge of this supporting base web, external slide rail is embedded between the two side arms of described supporting base, and can vertically doing relative slippage and being limited in the two ends of this supporting base along this supporting base.