CN2548476Y

CN2548476Y - Buffer withdrawing positioner for sliding rail of drawers

Info

Publication number: CN2548476Y
Application number: CN 02239084
Authority: CN
Inventors: 林君威
Original assignee: NANJUN INTERNATIONAL CO Ltd
Current assignee: NANJUN INTERNATIONAL CO Ltd
Priority date: 2002-06-26
Filing date: 2002-06-26
Publication date: 2003-05-07
Anticipated expiration: 2012-06-26

Abstract

The utility model is a drawer-used skid rail buffering-homing device which can be arranged in the outer rail of a drawer. The utility model includes a base body, a buffering piston, an elastic component and a fastener sheet. The base body is provided with a base chamber in the front section. The base chamber is provided with an opener of an air channel. One side of the other section is provided with a channel, and the bottom is provided with a bottom groove with a turn. The buffering piston matches with the base chamber in size. One end of the elastic component is connected to the front position of the base chamber. The fastener sheet is provided with a fastener way for the inner rail fastener to locate or dislocate, and is connected to the buffering piston and the elastic element. The bottom of the fastener sheet is convex provided with a tenon so as to go through the bottom groove. And thus when the drawer is pushed back, the buffering piston presses the air inside the base chamber and discharges the air from the air channel so as to slow down the homing.

Description

Drawer cushions homing device with slide rail

Technical field

The utility model provides a kind of slide rail buffering homing device, is meant that especially a kind of drawer cushions homing device with slide rail.

Background technology

Press, use the occasion of slide rail that finding is arranged more, promptly be,, be the saving space than hanging type certainly because it has pulling with extending length, and can bounce back to the effect of original size again as drawer, so, the utilization of slide rail also belonged to basically as sliding door.

And slide rail, especially drawer slide rail, it is except must pulling out the effect of drawer by tool, and when pushing drawer, preferably can also be than the mode of economization manual operation for it, so, dealer's research and development all the year round are the design that various homing device is arranged, so that when pushing drawer, needn't shift the bottom onto, can make drawer nature via slide rail to slip into and to be closed condition.

In fact, in the action of playback, if its excessive velocities or overexert all may cause bump, causing the sound, and even undermine drawer, how to implement the basic playback function of slide rail, and then make it to have the buffering effect, is to be the problem that is worth deeply concerned.

Supervise in this, the applicant is this in being engaged in the experience of slide rail research and development with production and marketing all the year round, concentrates on studies, and the phase can be obtained the railroad of aforementioned tool buffering playback, through experiment repeatedly, firstly appears and makes " drawer cushions homing device with slide rail " of the present utility model.

The utility model content

The purpose of this utility model is, provides a kind of drawer to cushion homing device with slide rail, and its tool cushions effect, does not have the sound of bump when the pulling drawer.

A kind of drawer of the utility model cushions homing device with slide rail, is to it is characterized in that it comprises for being located at the drawer outer rail: a pedestal, and its leading portion tool seat chamber, the opening of this chamber tool one air flue, a side of section is established a passage in addition, and the kerve of tool turnover is established in the bottom; One buffer plunger, its size is corresponding to the seat chamber; One flexible member is the front position that an end is fixed in a chamber; One cramp, tool one can be location and the button road that breaks away from for interior rail fastener, and is linked to buffer plunger and flexible member, the prominent prominent tenon of establishing in bottom is so that can pass through kerve.

Air flue wherein is to slot to form in the seat chamber interior walls of pedestal.

Air flue wherein is to open hole in seat chamber front end.

Buffer plunger wherein and cramp are for being wholely set.

Buffer plunger wherein and cramp are to link for buckle.

The kerve Duan Dewei of pedestal does not wherein establish, and kerve is located at outer rail.

The front end of buffer plunger wherein must be bigger for external diameter, and form via the plug ring of periphery and the plug heart of central authorities.

Flexible member wherein is to be spring.

The front position that flexible member is wherein located is on pedestal.

The front position that flexible member is wherein located is on outer rail.

Air flue wherein is via the only interior tool screw thread of pedestal front opening, and establishes non-with it airtight screwing togather of plug in addition.

Description of drawings

For further disclosing concrete technology contents of the present utility model, at first see also diagram, wherein:

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

Fig. 2 is the upright back of the utility model group schematic perspective view;

Sectional drawing when Fig. 3 does not pull the drawer out after upright for the utility model group;

Sectional drawing when Fig. 4 pulls the drawer out after upright for the utility model group;

Stereogram when Fig. 5 is wholely set for cramp of the present utility model and buffer plunger;

Fig. 6 is that cramp of the present utility model and buffer plunger fasten schematic diagram when linking;

Fig. 7 is cramp of the present utility model and another mode of connection of buffer plunger figure;

Fig. 8 for the utility model one section of pedestal is not established and kerve is located at the outer rail schematic diagram;

Profile when Fig. 9 is located at base vivo wall for air flue of the present utility model;

Figure 10 adopts the profile of seat plug mode for air flue of the present utility model road.

The specific embodiment

As shown in Figure 1, playback buffer unit of the present utility model is to be located at outer rail A, and it is to be the drawing start with interior rail B, and it is by a pedestal 1, one buffer plunger 2, one flexible members 3, and a cramp 4 combines.

Wherein, it is to be fixed in outer rail A for a pedestal 1, the seat chamber 11 of one section sealing of inner tool of its front end that is nearly drawer bottom, and for make can be ventilative, so open an air flue 12, the formation of this air flue 12, can be via opening a pore foremost, or on inwall, open nonpenerative conduit, the purpose that this air flue 12 is provided with, the buffer plunger of chatting after being to make 2 is when preceding pushing away, the air of seat 11 inside, chamber is discharged slowly, also makes buffer plunger 2 because of the air drag reducing speed, therefore, it is the airtight relation that belongs to

buffer plunger

2 and 11 of chambers basically for an air flue 12, so it has various mode.

And in addition section one side of pedestal 1, the passage 13 that a two ends opening is hollow must be set, its purpose be for after the passing through of the flexible member 3 chatted, actually, when the stretching and the playback of flexible member 3 are in the right direction, also can not establish, in addition, the bottom of this passage 13 must be opened one and be run through and the kerve 14 of tool turnover location when stretching, and in the front end of pedestal 1, that is on the pedestal 1, or on the outer rail A, a prominent tenon 15 must be set, so that an end of the flexible member of chatting after supplying 3 is fixed.

Plunger 2 is to be strip, with cylindrical be good, only not as limit, and be best also with elastomeric material, and the one end, for make can with aforesaid seat chamber 11 for airtight, so be the bigger chock plug of external diameter 21, actually, this chock plug can form via the plug heart 212 that an annular plug ring 211 and central authorities do not link, so that make plug ring 211 because of thinner thickness than the tool deformability, and its rear end, then tool one can with after chat the plug that cramp 4 links and connect 22, shown in the utility model embodiment, be to be through hole, only can also other modes, as hook spare.

Flexible member 3 is to make for stretchable material, shown in embodiment of the present utility model, is to be spring, only not as limit, in group immediately, the one end is to be linked to prominent tenon 15, the cramp of chatting after end then is linked in addition 4, when moving outside the cramp 4, flexible member 3 is stretched, on the contrary then resilience.

Cramp 4 is to be lamellar body, its purpose is to make pulls out that the set fastener C of rail links the location in the Shi Keyu, so the utility model embodiment those shown, be two buttons prominent 41 of projection, the middle button road 42 that forms so that in the direction of detaining road 42, makes it can make fastener C location, only this is an embodiment, can also other equivalent way for it, and its bottom, then one end of tool tenon 43 is (because of projection angle, do not show), its size is corresponding to aforesaid kerve 14, so that slippage and via the location, turning point, in addition thereon, its prominent coak 44 of establishing links for the end with aforesaid flexible member 3, and a connection piece 45 is for linking with aforesaid plunger 2.

Please consult accompanying drawing again, the utility model is as shown in Figure 2 after group is upright, and when drawer D is located in during rail B, and when then being pulled outwardly, because the stretching of flexible member 3, and cramp 4 is together with buffer plunger 2 outer moving, and makes cramp 4 be positioned fastener D formation to locate.

Please consult accompanying drawing again, the utility model is when implementing, be that it is located at outer rail A, and its rear end, that is pull out end and establish a backstop, fastener C then is located on the interior rail B, and on the rail B, as shown in Figure 3, be the state that stands the back and not pulling out when for organizing in drawer also is located at, this moment, fastener C fell within on the button road 42, and flexible member 3 is to be in unstretched state.

Shown in Figure 4, be when drawer is drawn outside together with interior rail B, because flexible member 3 stretches, after only cramp 4 runs into backstop, tenon 43 turning points that fall into kerve 14 in the end form the location, then more outwards during the application of force cramp 4 turn to fastener C to break away from button road 42 and deviate from and continues outside move.

Only when drawer pushes, then fastener 4 falls in the button road 43 once more, and when moving in continuing, then cramp 4 turns to, end tenon 43 moves to straight place from the turning point of kerve 14, and flexible member 3 resiliences this moment are because buffer plunger 2 and seat chamber 11 are the exhaust of airtight only tool one air flue 12, therefore, its rebound velocity is slowed down, and do not have the anxiety of bump, that is, drawer D buckles 42 for driving together with falling into of interior rail 2 fastener C, playbacks and blow slowly.

Shown in Figure 5, be buffer plunger of the present utility model 2 and the situation of cramp 4 for being wholely set, as shown in the figure, must add the linkage section 23 of putting shape wave turnover therebetween, then this moment, cramp 4 can be exempted the setting of connector 45.

Shown in Figure 6, be the binding of cramp 4 of the present utility model and buffer plunger 2, be able to manner for it.

Shown in Figure 7, then be the another kind of mode of connection of buffer plunger 2 and cramp, so, also can reach identical effect.

Shown in Figure 8, be that pedestal 1 is exempted the bottom of end in addition, seat chamber 11, and bottom outer rail A, open the mode of kerve 14 that this also can reach the effect of location.

Shown in Figure 9, be the profile when being located at pedestal 1 inwall for air flue 12.

Shown in Figure 10, then for the utility model in pedestal 1 front end add one the plug 14, and utilize pedestal internal whorl and this plug screw thread non-tight interlock and form air flue 12.

So, via enforcement of the present utility model, its can make drawer together with interior rail after pushing, slowly playback voluntarily, this belongs to a quantum jump of drawer.

The utility model discloses, and is preferred embodiment, such as Ju Bu change or modification and come from technological thought of the present utility model and be familiar with this skill the people was easy to know by inference, all do not take off patent right category of the present utility model.

Claims

1. a drawer cushions homing device with slide rail, is to it is characterized in that it comprises for being located at the drawer outer rail:

One pedestal, its leading portion tool seat chamber, the opening of this chamber tool one air flue, a side of section is established a passage in addition, and the kerve of tool turnover is established in the bottom;

One buffer plunger, its size is corresponding to the seat chamber;

One flexible member is the front position that an end is fixed in a chamber;

One cramp, tool one can be location and the button road that breaks away from for interior rail fastener, and is linked to buffer plunger and flexible member, the prominent prominent tenon of establishing in bottom is so that can pass through kerve.

2. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, air flue wherein is to slot to form in the seat chamber interior walls of pedestal.

3. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, air flue wherein is to open hole in seat chamber front end.

4. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, buffer plunger wherein and cramp are for being wholely set.

5. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, buffer plunger wherein and cramp are to link for buckle.

6. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, the kerve Duan Dewei of pedestal does not wherein establish, and kerve is located at outer rail.

7. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, the front end of buffer plunger wherein must be bigger for external diameter, and forms via the plug ring of periphery and the plug heart of central authorities.

8. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, flexible member wherein is to be spring.

9. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, the front position that flexible member is wherein located is on pedestal.

10. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, the front position that flexible member is wherein located is on outer rail.

11. drawer as claimed in claim 1 cushions homing device with slide rail, it is characterized in that, air flue wherein is via the only interior tool screw thread of pedestal front opening, and establishes non-with it airtight screwing togather of plug in addition.