CN101347290A - Three-folding self-locking damping type slideway device - Google Patents
Three-folding self-locking damping type slideway device Download PDFInfo
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- CN101347290A CN101347290A CNA2008100297099A CN200810029709A CN101347290A CN 101347290 A CN101347290 A CN 101347290A CN A2008100297099 A CNA2008100297099 A CN A2008100297099A CN 200810029709 A CN200810029709 A CN 200810029709A CN 101347290 A CN101347290 A CN 101347290A
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Abstract
The invention relates to the technology field of a slide way device, in particular to a three-fold self-locking damping type slide way device which comprises an outer rail, a central rail and an inner rail which are superimposed and embedded with each other. A slide bar which is equipped with a ball bearing is arranged between the inside wall of the outer rail and the lateral wall of the central rail. The central rail and the inner rail are embedded and connected by a bearing slot which is equipped with the ball bearing. An inner slot at one end of the outerrail is provided with a self-locking device. The outer rail is also provided with a damping buffer which is connected with the self-locking device by a piston rod. The damping buffer is fixed at the inner slot of the outer rail. One end of the inner rail is opened with an arc slide way which is buckled with the self- locking device and is provided with a groove at the end. One end of the inner rail of the invention can be locked in the self- locking device. When the inner rail is pushed forcibly, the inner rail can be separated from the self- locking device, thereby being convenient and practical. In addition, the three-fold self-locking damping type slide way device is also provided with the damping buffer, after the inner rail is separated from the self-locking device, the three-fold self-locking damping type slide way device can not move at a high speed, but moves slowly and can not cause sudden impact.
Description
Technical field:
The present invention relates to the railroad technical field, refer in particular to a kind of three-folding self-locking damping type slideway device.
Background technology:
Slide rail designs in order to realize relatively moving of two adjacent articles, and for example in the employed desk of people, mostly the folding of drawer is to realize by this railroad.Early stage railroad mainly comprises two draw runners that are separately positioned on desk and the drawer, the draw runner that wherein is arranged on the drawer will be along the draw runner slippage that is fixed on the desk, this railroad is owing to the force of sliding friction that must overcome when working between the draw runner, if the faying face between the draw runner is smooth inadequately, then coefficient of friction is bigger, thereby frictional force is bigger, causing drawer to move has some setbacks, and, can cause the draw runner wearing and tearing very fast because sliding friction is big, cause product to shorten service life.At above-mentioned situation, people are through improving design, roller devices for example is set between draw runner, this mode that replaces sliding friction by rolling friction, make the folding of drawer convenient and smooth and easy many really, but its stability of structure still is not fine, and bearing capacity is relatively poor, and this early stage slide rail is not provided with self-locking device, slide rail can be free to slide along track is two-way, when slide rail need be the certain slope placement, because the gravity effect, the object that is connected with slide rail can not remain on high-order transfixion, not reach the effect of stretching out the location; At present, the railroad that has auto-lock function is not arranged on buffer unit, and after interior rail broke away from self-locking device, interior rail can take place to move fast at short notice, can make troubles to the user in actual use.
Summary of the invention:
Purpose of the present invention is exactly to provide a kind of three-folding self-locking damping type slideway device at the deficiency of prior art existence.
To achieve these goals, the technical solution used in the present invention is: it comprises outer rail, middle rail and interior rail that mutual superposition nests together, the draw runner that ball is installed is set being respectively arranged with on outer rail, middle rail and the interior rail between the lateral wall that prevents the position limiting structure outer rail madial wall that comes off mutually and middle rail, in rail and interior rail by nested connection of pearl groove of ball is housed, be provided with self-locking device in the inside groove of outer rail one end, interior rail one end offers the arc chute that fastens with self-locking device, and the arc chute end is provided with and colludes groove; Outer rail also is provided with a damping buffering device, and the damping buffering device is connected with self-locking device by piston rod, and the damping buffering device is fixed on the inside groove of outer rail.
Described self-locking device comprises slide, slide block, spring, guide rod and the self-locking block that is fixed on interior flange of rail portion, and the slide dual-side offers chute respectively, and slide block constitutes by transverse slat with two slide bars, and slide bar is the one moulding with transverse slat, and slide bar one end is provided with baffle plate; Be provided with spring and guide rod in the chute, two slide bars of slide block embed respectively in two chutes, and spring one end contacts with the baffle plate of slide bar, and guide rod one end passes spring and baffle plate, and the other end is fixed on the slide by rivet; Slide central authorities offer guide groove, and guide groove one end is provided with and colludes groove, and the transverse slat central authorities of slide block are provided with stopper slot, fuse with slide block in the stopper slot of self-locking block one end embedding transverse slat, and the other end embeds in the guide groove of slide.
The damping buffering device is connected with the slide block of self-locking device by piston rod.
The inside groove of interior rail is provided with two buckles, and the damping buffering device is fixed by snap on the inside groove of interior rail.
Described draw runner surface evenly offers through hole, is provided with ball in the through hole.
The strip groove that described pearl groove is an opening, the sidewall of groove evenly offers through hole, is provided with ball in the through hole.
After adopting said structure, between outer rail and the middle rail, be rolling friction between middle rail and the interior rail, can reduce between each mechanism frictional force, in the inside groove of outer rail one end, be provided with self-locking device, interior rail one end can be locked in the self-locking device, rail broke away from self-locking device in rail can make in enforcing, and is convenient and practical; In addition, the present invention also is provided with the damping buffering device, after interior rail breaks away from self-locking device, fast moving can not take place, but slowly moves, and unexpected bump can not take place.
Description of drawings:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a three-dimensional exploded view of the present invention;
Fig. 3 is the structural representation of rail in the present invention;
Fig. 4 is the structural representation of slide of the present invention;
Fig. 5 is the structural representation of slide block of the present invention;
Fig. 6 is the structural representation of self-locking block of the present invention.
The specific embodiment:
See shown in Fig. 1 to 6, the present invention includes outer rail 1, middle rail 2 and interior rail 3, and these three parts mutual superposition nest together and form a kind of stretchable railroad, wherein outer rail 1 is used for linking to each other with other objects, middle rail 2 is as extension in this railroad, and by middle rail 2 outer rail 1 and interior rail 3 are coupled together, interior rail 3 is used for this railroad is fixed on object.Be provided with self-locking device 4 in the inside groove of outer rail 1 one ends, interior rail 3 one ends offer the arc chute 31 that fastens with self-locking device 4, arc chute 31 ends are provided with and collude groove 32, self-locking device 4 comprises slide 41, slide block 42, spring 43, guide rod 44 and the self-locking block 45 that is fixed on interior rail 3 bottoms, slide 41 dual-sides offer chute 411 respectively, slide block 42 constitutes by transverse slat 421 with two slide bars 422, and slide bar 422 is one moulding with transverse slat 421, and slide bar 422 1 ends are provided with baffle plate 4221; Be provided with spring 43 and guide rod 44 in the chute 411, two slide bars 422 of slide block 42 embed respectively in two chutes 411, spring 43 1 ends contact with the baffle plate 4221 of slide bar 422, and guide rod 44 1 ends pass spring 43 and baffle plate 4221, and the other end is fixed on the slide 41 by rivet 5; Slide 41 central authorities offer guide groove 412, guide groove 412 1 ends are provided with and collude groove 413, transverse slat 421 central authorities of slide block 42 are provided with stopper slot 423, fuse with slide block 42 in the stopper slot 423 of self-locking block 45 1 ends embedding transverse slat 421, and the other end embeds in the guide groove 412 of slide 41.When interior rail 3 freedom are movable, one end of described self-locking block 45 snaps in colluding in the groove 413 of slide 41 central authorities, slide block 42 also is in and colludes groove 413 these ends, spring 43 is in compressive state, rail 3 moves toward self-locking device 4 directions in promoting, the external part of self-locking block 45 enters in the arc chute 31 of interior rail 3 one ends, along with interior rail 3 moves forward, interior rail 3 can be subjected to the stopping of external part of self-locking block 45, strengthen motive force, the external part of self-locking block 45 can break away under the promotion of interior rail 3 and colludes groove 413, is returned to the other end of slide 41 then under the elastic force pulling of spring 43, this moment self-locking block 45 external part snap in the colluding in the groove 32 of rail 3; With the opposite moving interior rail 3 of trying hard to recommend, interior rail 3 drives self-locking block 45 and moves together, slide block 42 begins to compress spring, when self-locking block 45 moves to the end of slide 41 1 ends, rail 3 colluded groove 32 in the external part of self-locking block 45 broke away from, and then snap in the colluding in the groove 413 of slide 41 central authorities, and the existence of self-locking device 4 has been arranged, interior rail 3 can be realized self-locking; Outer rail 1 also is provided with a damping buffering device 10, damping buffering device 10 is connected with the slide block 42 of self-locking device 4 by piston rod 10a, the inside groove of interior rail 3 is provided with two buckles 11, damping buffering device 10 is fixed on the inside groove of outer rail 1, when self-locking block 45 breaks away under the promotion of interior rail 3 when colluding groove 413, because the cushioning effect of damping buffering device 10 is arranged, self-locking block 45 can be under the effect of spring 43 fast moving, but slowly move, unexpected bump can not take place, reduce noise.
The draw runner 8 that ball 7 is installed is set between the lateral wall of outer rail 1 madial wall and middle rail 2, and described draw runner 8 surfaces evenly offer through hole, are provided with ball 7 in the through hole; Middle rail 2 and pearl groove 9 nested are connected of interior rail 3 by ball 7 is housed, described pearl groove 9 is the strip groove of an opening, and the sidewall of groove evenly offers through hole, is provided with ball 7 in the through hole.
Certainly, the example of the above is a preferred embodiments of the present invention, is not to be used for limiting practical range of the present invention, so all equivalences of doing according to the described structure of the present patent application claim, feature and principle change or modify, and all should be included in the present patent application claim.
Claims (6)
1, three-folding self-locking damping type slideway device, it comprises outer rail, middle rail and interior rail that mutual superposition nests together, the draw runner that ball is installed is set between the lateral wall of outer rail madial wall and middle rail, in rail and interior rail by nested connection of pearl groove of ball is housed, it is characterized in that: be provided with self-locking device in the inside groove of outer rail one end, interior rail one end offers the arc chute that fastens with self-locking device, and the arc chute end is provided with and colludes groove; Outer rail also is provided with a damping buffering device, and the damping buffering device is connected with self-locking device by piston rod, and the damping buffering device is fixed on the inside groove of outer rail.
2, three-folding self-locking damping type slideway device according to claim 1, it is characterized in that: described self-locking device comprises slide, slide block, spring, guide rod and the self-locking block that is fixed on interior flange of rail portion, the slide dual-side offers chute respectively, slide block constitutes by transverse slat with two slide bars, slide bar is the one moulding with transverse slat, and slide bar one end is provided with baffle plate; Be provided with spring and guide rod in the chute, two slide bars of slide block embed respectively in two chutes, and spring one end contacts with the baffle plate of slide bar, and guide rod one end passes spring and baffle plate, and the other end is fixed on the slide by rivet; Slide central authorities offer guide groove, and guide groove one end is provided with and colludes groove, and the transverse slat central authorities of slide block are provided with stopper slot, fuse with slide block in the stopper slot of self-locking block one end embedding transverse slat, and the other end embeds in the guide groove of slide.
3, three-folding self-locking damping type slideway device according to claim 2 is characterized in that: the damping buffering device is connected with the slide block of self-locking device by piston rod.
4, three-folding self-locking damping type slideway device according to claim 1 is characterized in that: the inside groove of interior rail is provided with two buckles, and the damping buffering device is fixed by snap on the inside groove of interior rail.
5, according to any described three-folding self-locking damping type slideway device of claim 1 to 4, it is characterized in that: described draw runner surface evenly offers through hole, is provided with ball in the through hole.
6, according to any described three-folding self-locking damping type slideway device of claim 1 to 4, it is characterized in that: the strip groove that described pearl groove is an opening, the sidewall of groove evenly offers through hole, is provided with ball in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100297099A CN101347290A (en) | 2008-07-24 | 2008-07-24 | Three-folding self-locking damping type slideway device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100297099A CN101347290A (en) | 2008-07-24 | 2008-07-24 | Three-folding self-locking damping type slideway device |
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| Publication Number | Publication Date |
|---|---|
| CN101347290A true CN101347290A (en) | 2009-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100297099A Pending CN101347290A (en) | 2008-07-24 | 2008-07-24 | Three-folding self-locking damping type slideway device |
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| CN (1) | CN101347290A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010148907A1 (en) * | 2009-06-24 | 2010-12-29 | He Shunhui | Damping-type slide rail device for drawer rollers |
| CN101963426A (en) * | 2010-10-29 | 2011-02-02 | 无锡市超群自动化设备有限公司 | Lock sheet for refrigerator sliding door |
| CN102613824A (en) * | 2012-04-17 | 2012-08-01 | 南京大全电气有限公司 | Multi-stage slide moving guide rail |
| CN113273829A (en) * | 2020-02-19 | 2021-08-20 | 川湖科技股份有限公司 | Sliding rail assembly |
| CN115299721A (en) * | 2016-11-08 | 2022-11-08 | 川湖科技股份有限公司 | Sliding rail assembly |
-
2008
- 2008-07-24 CN CNA2008100297099A patent/CN101347290A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010148907A1 (en) * | 2009-06-24 | 2010-12-29 | He Shunhui | Damping-type slide rail device for drawer rollers |
| CN101963426A (en) * | 2010-10-29 | 2011-02-02 | 无锡市超群自动化设备有限公司 | Lock sheet for refrigerator sliding door |
| CN102613824A (en) * | 2012-04-17 | 2012-08-01 | 南京大全电气有限公司 | Multi-stage slide moving guide rail |
| CN102613824B (en) * | 2012-04-17 | 2014-04-02 | 南京大全电气有限公司 | Multi-stage slide moving guide rail |
| CN115299721A (en) * | 2016-11-08 | 2022-11-08 | 川湖科技股份有限公司 | Sliding rail assembly |
| CN113273829A (en) * | 2020-02-19 | 2021-08-20 | 川湖科技股份有限公司 | Sliding rail assembly |
| CN113273829B (en) * | 2020-02-19 | 2022-06-10 | 川湖科技股份有限公司 | Sliding rail assembly |
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Open date: 20090121 |