CN104433361A - Drawer sliding rail device capable of automatically returning in buffering mode - Google Patents
Drawer sliding rail device capable of automatically returning in buffering mode Download PDFInfo
- Publication number
- CN104433361A CN104433361A CN201410846825.5A CN201410846825A CN104433361A CN 104433361 A CN104433361 A CN 104433361A CN 201410846825 A CN201410846825 A CN 201410846825A CN 104433361 A CN104433361 A CN 104433361A
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- Prior art keywords
- sliding rail
- support
- plate
- limited block
- drawer
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Abstract
The invention provides a drawer sliding rail device capable of automatically returning in a buffering mode. The drawer sliding rail device not only realizes the automatic returning function of a drawer sliding rail, but also can meet the requirement that the gap between a fixed rail and the sliding rail be small. The drawer sliding rail device comprises the fixed rail, the sliding rail and the automatic returning device; the fixed rail is fixedly installed on the inner side wall of a cabinet body; the sliding rail is fixedly installed on the outer side wall of a drawer; the sliding rail is installed inside the fixed rail and can slide back and forth along the fixed rail; the sliding rail is provided with a shifting component, wherein the shifting component drives the automatic returning device to move when the sliding rail slides along the fixed rail so as to realize the drawer opening/closing process. The drawer sliding rail device is characterized in that the automatic returning device is installed on one outer side edge of the bottom of the fixed rail through a positioning plate, the shifting component is installed on the outer surface of the sliding rail, the shifting end of the shifting component extends out of the outer surface of the sliding rail, and the shifting end of the shifting component can be clamped with the automatic returning device.
Description
Technical field
The present invention relates to railroad field, be specially and there is the drawer slide rail device that automatic buffer reclaims function.
Background technology
In existing sliding rail structure of drawer, most drawer sliding rail does not have the automatic recovery function, causes user to need omnidistance applied thrust that drawer just can be made to close completely; When user exerts a force excessive, easily cause drawer and cabinet local collision even drawer rebound phenomena, long-time operation like this, cabinet very easily damages; And when force person exerts a force too small, drawer can not be closed completely, especially for the drawer in refrigerator, easily cause preservation object in casing to contact with ambient gas, preservation requirement can not be reached.Although the drawer sliding rail of small part is provided with automatic recycling device, but mostly its automatic recycling device is to be installed on fixed rack inside, if publication number is the Chinese invention patent of CN101994758, it discloses the carriage with automatic shut-off block, self-closing member wherein can realize the automatic closing function of sliding rail relative to trapped orbit, but because its self-closing member integral installation is in trapped orbit, therefore it cannot adapt to the less situation in gap between trapped orbit and sliding rail.
Summary of the invention
For the problems referred to above, the invention provides the drawer slide rail device that a kind of energy automatic buffer reclaims, it can realize the automatic recovery function of drawer sliding rail, can adapt to the requirement that between trapped orbit and sliding rail, gap is less again.
Its technical scheme is such, it comprises trapped orbit, sliding rail and automatic recycling device, described trapped orbit is installed in the madial wall of cabinet, described sliding rail is installed in the lateral wall of drawer, described sliding rail is installed in described trapped orbit and also can slidably reciprocates along described trapped orbit, described sliding rail is provided with and stirs parts, described parts of stirring to slide along described trapped orbit at described sliding rail thus realize driving described automatic recycling device action in the process of described drawer opening/closing, it is characterized in that: described automatic recycling device is installed on the outer side edges bottom described trapped orbit by location-plate, described parts of stirring are installed on described sliding rail outer surface, and described in stir the protruding described slip rail outer surface in struck side of parts, and described in stir parts struck side can engage with described automatic recycling device.
It is further characterized in that:
Described automatic recycling device comprises supporting frame, sliding support and spring, support frame as described above body is installed on the outer side edges bottom described trapped orbit by described location-plate, the front end that support frame as described above body pulls open direction along described sliding rail is provided with plate-like extending portion, described plate-like extending portion has and described sliding rail glide direction gathering sill in the same way towards a side surface of described drawer, the front end of described gathering sill offers locating slot, described gathering sill and the L-shaped UNICOM of locating slot, the front end face of support frame as described above body has spring card slot; Described sliding support comprises base plate and notch, described notch is provided with and can engages the described draw-in groove dialling parts struck side, portion, described notch to be installed on above described base plate by front support portion, rear support portion thus to make to form hollow space between described notch and described base plate, described base plate is provided with two slip guide pillars, described front support portion is provided with spring carrier arm; In the plate-like extending portion that described sliding support back-off is installed on support frame as described above body, described plate-like extending portion stretches in the hollow space that formed between the notch of described sliding support and described base plate from the side simultaneously, and two slip guide pillars on the base plate of described sliding support embed in the gathering sill in the plate-like extending portion front of support frame as described above body, one end of described spring snaps fits in the spring card slot of support frame as described above body, the other end mounts on the spring carrier arm of described sliding support;
Described notch comprises support platform, anterior limited block and rear portion limited block, described support platform is arranged in described rear support portion, the rear portion of described support platform integrally connects the bottom of described rear portion limited block, the top of the rear side end face in described front support portion connects described anterior limited block, described anterior limited block is connected by horizontal support plate with between the limited block of rear portion, and described support platform, anterior limited block, horizontal support plate and rear portion limited block enclose and form described draw-in groove;
The front support flat surface of described support platform is downward inclined-plane;
The end face of described anterior limited block is by anteriorly downward-sloping inclined-plane, rear portion;
Support frame as described above body is back to the rear end of a side of described sliding rail, and described plate-like extending portion is respectively arranged with a stepped hole back to the front end of described sliding rail one side, described location-plate is provided with two hooks, described two hooks are buckled in described stepped hole respectively;
Support frame as described above body is provided with a shell fragment, and the leading section of described shell fragment is upturned, and described location-plate has had a square opening, and the leading section of described shell fragment can be installed in described square opening.
It is further characterised in that:
Also buffer unit is provided with in described automatic recycling device, described buffer unit comprises damper, the damper holding tank extended along described sliding rail glide direction is had in support frame as described above body, described damper holding tank front end has coaxial guide rod holding tank, the rear end face of the rear limited block of described sliding support has end hole, described damper is installed in described damper holding tank, and described guide rod snaps fits in the end hole of described rear limited block through the anterior cylinder axis of described guide rod after described damper rod holding tank.
Beneficial effect of the present invention is: its automatic recycling device is installed on the outer side edges bottom trapped orbit by location-plate, thus it is low for the clearance requirement between trapped orbit and sliding rail, can meet the drawer sliding rail that between trapped orbit and sliding rail, gap is less; And buffer unit is also set in automatic recycling device, buffer unit can play cushioning effect to rail plate in the process of rail plate the automatic recovery, thus effectively avoids drawer and cabinet to collide, and guarantees the reliability and durability of slide rail.
Accompanying drawing explanation
Fig. 1 is that a kind of drawer slide rail device with automatic buffer recovery function of the present invention is pulling open the structural representation under state;
Fig. 2 is the structure for amplifying schematic diagram of supporting frame in Fig. 1;
Fig. 3 is the structural representation at the reverse side visual angle of the supporting frame of Fig. 2;
Fig. 4 is the main TV structure schematic diagram of sliding support in drawer slide rail device of the present invention;
Fig. 5 be Fig. 4 look up structural representation;
Fig. 6 is the plan structure schematic diagram of Fig. 4;
Fig. 7 is the first view stereo schematic diagram of sliding support in drawer slide rail device of the present invention;
Fig. 8 is the second view stereo schematic diagram of sliding support in drawer slide rail device of the present invention;
Fig. 9 is the schematic perspective view of location-plate in drawer slide rail device of the present invention;
Figure 10 is the schematic perspective view stirring parts in drawer slide rail device of the present invention;
Figure 11 is the schematic perspective view at the first visual angle of automatic recycling device in drawer slide rail device of the present invention;
Figure 12 is the schematic perspective view at the second visual angle of automatic recycling device in drawer slide rail device of the present invention;
Figure 13 is the guide rod of damper and the connection diagram of sliding support in drawer slide rail device of the present invention;
Figure 14 is the view of the trapped orbit of drawer slide rail device of the present invention and sliding rail automatic recycling device in closed state;
Figure 15 is that the trapped orbit of drawer slide rail device of the present invention and sliding rail are in the view pulling open automatic recycling device under state;
Figure 16 is that the state of the anterior limited block 3223 stirring sliding support 32 in the process of saving oneself in parts and automatic recycling device unhook situation in drawer slide rail device of the present invention changes schematic diagram.
Detailed description of the invention
See Fig. 1, the present invention has the drawer slide rail device that automatic buffer reclaims function, it comprises trapped orbit 10, sliding rail 20 and automatic recycling device 30, trapped orbit 10 is installed in the madial wall of cabinet, sliding rail 20 is installed in the lateral wall of drawer, sliding rail 20 is installed in trapped orbit 10 and also can slidably reciprocates along trapped orbit 10, sliding rail 20 is equipped with and stirs parts 40, stir parts 40 can slide along trapped orbit 10 at sliding rail 20 thus realize driving automatic recycling device 30 action in the opening/closing process of drawer, wherein automatic recycling device 30 is installed on an outer side edges bottom trapped orbit 10 by location-plate 50, stir parts 40 and be installed on sliding rail 20 surface, and the side of sliding rail 20 towards automatic recycling device 30 is stretched out in the struck side 41 of stirring parts 40, the struck side 41 of stirring parts 40 can engage with automatic recycling device 30.
See Figure 11 and Figure 12, automatic recycling device 30 comprises supporting frame 31, sliding support 32 and spring 33, and supporting frame 31 is installed on the outer side edges bottom trapped orbit 10 by location-plate 50; See Fig. 2 and Fig. 3, the front end of supporting frame 31 is provided with plate-like extending portion 311, plate-like extending portion 311 has and sliding rail 20 glide direction gathering sill 312 in the same way towards a side surface of drawer, the front end of gathering sill 312 offers locating slot 313, gathering sill 312 vertical UNICOM L-shaped with locating slot 313, the front end face of supporting frame 31 has spring card slot 314; See Fig. 4 ~ Fig. 8, sliding support 32 comprises base plate 321 and notch 322, notch is provided with the draw-in groove 3221 that can engage and dial parts struck side, portion, notch 322 to be installed on above base plate 321 by front support portion 323, rear support portion 324 thus to be made to state between notch 322 and base plate 321 and forms hollow space 327, base plate 321 is provided with two slip guide pillars 325,326, front support portion 323 is provided with spring carrier arm 328; In the plate-like extending portion 311 that sliding support 32 back-off is installed on supporting frame 31, plate-like extending portion 311 stretches in the hollow space 327 that formed between the notch 322 of sliding support 32 and base plate 321 from the side simultaneously, and in the gathering sill that two slip guide pillars 325,326 on the base plate 31 of sliding support 32 embed plate-like extending portion 311 front of supporting frame 31 312, one end of spring 33 snaps fits in the spring card slot 314 of supporting frame 31, the other end mounts on the spring carrier arm 328 of sliding support 32;
Notch 322 comprises support platform 3222, anterior limited block 3223 and rear portion limited block 3224, support platform 3222 is arranged in rear support portion 324, the rear portion one of support platform 3222 connects the bottom of rear portion limited block 324, the top of the rear side end face in front support portion 323 is provided with anterior limited block 3223, anterior limited block 3223 is connected by horizontal support plate 3225 with between rear portion limited block 3224, and support platform 3222, anterior limited block 3223, horizontal support plate 3225 and rear portion limited block 3224 enclose and form draw-in groove 3221;
The front support flat surface 3222a of support platform 3222 is downward inclined-plane;
The end face of anterior limited block 3223 is by anteriorly downward-sloping inclined-plane, rear portion;
The reverse side of supporting frame 31, i.e. supporting frame 31 are back to the rear end of a side of sliding rail 20, and the front end of the reverse side of plate-like extending portion 311 is respectively arranged with a stepped hole 315, location-plate 50 being provided with two hooks, 51, two hooks 51 is buckled in stepped hole 315 respectively; Supporting frame 31 is provided with a shell fragment 316, and the leading section of shell fragment 316 is upturned, and location-plate 50 has had a square opening 52, and the leading section of shell fragment 316 can be installed in square opening 52.
Buffer unit 60 is also provided with in automatic recycling device 30, buffer unit 60 comprises damper 61, the damper holding tank 317 extended along sliding rail 20 glide direction is had in supporting frame 31, damper holding tank 317 front end has coaxial guide rod holding tank 318, the rear end face of the rear portion limited block 3224 of sliding support 32 has end hole 3226, damper 61 is installed in damper holding tank 317, damper guide rod 62 is through after guide rod holding tank 317, in the end hole 3226 that the anterior cylinder axis 63 of damper guide rod 62 snaps fits into rear portion limited block 3224 and sliding support 32 can do the rotation of minute angle around this anterior cylinder axis 63, see Figure 13.
Specifically describe the course of work of drawer slide rail device of the present invention below: under drawer sliding rail process closure state, sliding rail 20 slides onto and overlaps with trapped orbit 10, now, now the damper guide rod 62 of damper 61 bounces back, the struck side 41 of stirring parts 40 being installed on sliding rail 20 surface is stuck in the draw-in groove 3221 of sliding support 32, and two of sliding support 32 guide pillars 325,326 are assemblied in the gathering sill 312 of the plate-like extending portion 311 of supporting frame 31, see Figure 14 and Figure 15, when drawer sliding rail opened by needs, extract sliding rail 20 out forward, sliding support 32 on sliding rail 20 the struck side 41 of stirring parts 40 drive under two guide pillars 325 of synchronizing moving simultaneously sliding support 32, 326 move forward along the gathering sill 312 of plate-like extending portion 311, the damping guide rod 62 of sliding support 32 with fluctuation dampers which 61 stretches out forward simultaneously, spring 33 is stretched, after the slip guide pillar 325 of sliding support 32 slips into locating slot 313 from gathering sill 312, stir parts 40 continue to drive sliding support to move forward, and sliding support 32 cannot move forward because slip guide pillar 325 is limited by the location of locating slot 313 again, thus make sliding support 32 under the stirring of stirring parts 40 with slip guide pillar 325 for turning cylinder occur forward rotate clockwise until the struck side 41 of stirring parts 40 departs from from draw-in groove 322, then sliding rail 20 continues to have moved forward slide rail opening action, and sliding support 32 keeps the heeling condition after rotating under being subject to the tightening force effect of spring 33, when the closed drawer sliding rail of needs, promote sliding rail 20 backward until the struck side 41 of stirring parts 40 touches the rear portion limited block 3224 of the notch 322 of sliding support 32, namely the struck side 41 that continuation promotion sliding rail 20 stirs parts 40 applies a horizontal thrust to sliding support 32, thus promote sliding support 32 with slip guide pillar 325 for turning cylinder rotates counterclockwise, and sliding support 32 simultaneously moves until slip guide pillar 312 enters gathering sill 312 and the struck side 41 of stirring parts 40 is engaged by draw-in groove 3221 completely when sliding support 32 goes to level at the restoring force effect lower slider guide pillar 325 of spring 33 along locating slot 313, spring 33 continues to pull sliding support 32 and parts 40 and sliding rail 20 resilience are together stirred in sliding support 32 drive, damper 61 action simultaneously, damper guide rod 62 drives sliding support 32 and sliding rail 20 slowly resilience, until drawer sliding rail is completely closed.
See Figure 16, when drawer sliding rail is by vibration influence, the struck side 41 of stirring parts 40 is unexpected when departing from the draw-in groove 3221 of sliding support 32, first sliding rail 20 is extracted out forward, and then the anterior limited block 3223 promoting struck side 41 and sliding support 32 that sliding rail 20 makes to stir parts 40 backward touches, continue to promote backward sliding rail 20 struck side 41 to move along the inclined-plane of anterior limited block 3223 and apply downward pressure to anterior limited block 3223 simultaneously thus cause anterior limited block 3223 to be out of shape, the inclined-plane that anterior limited block 3223 is crossed in struck side 41 enters in draw-in groove 3221, thus realize self-rescue function.
Claims (8)
1. the drawer slide rail device of energy automatic buffer recovery, it comprises trapped orbit, sliding rail and automatic recycling device, described trapped orbit is installed in the madial wall of cabinet, described sliding rail is installed in the lateral wall of drawer, described sliding rail is installed in described trapped orbit and also can slidably reciprocates along described trapped orbit, described sliding rail is provided with and stirs parts, described parts of stirring to slide along described trapped orbit at described sliding rail thus realize driving described automatic recycling device action in the process of described drawer opening/closing, it is characterized in that: described automatic recycling device is installed on the outer side edges bottom described trapped orbit by location-plate, described parts of stirring are installed on described sliding rail outer surface, and described in stir the protruding described slip rail outer surface in struck side of parts, and described in stir parts struck side can engage with described automatic recycling device.
2. the drawer slide rail device of energy automatic buffer according to claim 1 recovery, it is characterized in that: described automatic recycling device comprises supporting frame, sliding support and spring, support frame as described above body is installed on the outer side edges bottom described trapped orbit by described location-plate, the front end that support frame as described above body pulls open direction along described sliding rail is provided with plate-like extending portion, described plate-like extending portion has and described sliding rail glide direction gathering sill in the same way towards a side surface of described drawer, the front end of described gathering sill offers locating slot, described gathering sill and the L-shaped UNICOM of locating slot, the front end face of support frame as described above body has spring card slot, described sliding support comprises base plate and notch, described notch is provided with and can engages the described draw-in groove dialling parts struck side, portion, described notch to be installed on above described base plate by front support portion, rear support portion thus to make to form hollow space between described notch and described base plate, described base plate is provided with two slip guide pillars, described front support portion is provided with spring carrier arm, in the plate-like extending portion that described sliding support back-off is installed on support frame as described above body, described plate-like extending portion stretches in the hollow space that formed between the notch of described sliding support and described base plate from the side simultaneously, and two slip guide pillars on the base plate of described sliding support embed in the gathering sill in the plate-like extending portion front of support frame as described above body, one end of described spring snaps fits in the spring card slot of support frame as described above body, the other end mounts on the spring carrier arm of described sliding support.
3. the drawer slide rail device of energy automatic buffer according to claim 2 recovery, it is characterized in that: described notch comprises support platform, anterior limited block and rear portion limited block, described support platform is arranged in described rear support portion, the rear portion of described support platform integrally connects the bottom of described rear portion limited block, the top of the rear side end face in described front support portion connects described anterior limited block, described anterior limited block is connected by horizontal support plate with between the limited block of rear portion, described support platform, anterior limited block, horizontal support plate and rear portion limited block enclose and form described draw-in groove.
4. the drawer slide rail device of energy automatic buffer according to claim 3 recovery, is characterized in that: the front support flat surface of described support platform is downward inclined-plane.
5. the drawer slide rail device of energy automatic buffer according to claim 3 recovery, is characterized in that: the end face of described anterior limited block is by anteriorly downward-sloping inclined-plane, rear portion.
6. the drawer slide rail device of energy automatic buffer according to claim 2 recovery, it is characterized in that: support frame as described above body is back to the rear end of a side of described sliding rail, and described plate-like extending portion is respectively arranged with a stepped hole back to the front end of described sliding rail one side, described location-plate is provided with two hooks, described two hooks are buckled in described stepped hole respectively.
7. the drawer slide rail device of energy automatic buffer according to claim 6 recovery, it is characterized in that: support frame as described above body is provided with a shell fragment, the leading section of described shell fragment is upturned, and described location-plate has had a square opening, and the leading section of described shell fragment can be installed in described square opening.
8. the drawer slide rail device of energy automatic buffer according to claim 2 recovery, it is characterized in that: in described automatic recycling device, be also provided with buffer unit, described buffer unit comprises damper, the damper holding tank extended along described sliding rail glide direction is had in support frame as described above body, described damper holding tank front end has coaxial guide rod holding tank, the rear end face of the rear limited block of described sliding support has end hole, described damper is installed in described damper holding tank, described guide rod snaps fits in the end hole of described rear limited block through the anterior cylinder axis of described guide rod after described damper rod holding tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410846825.5A CN104433361B (en) | 2014-12-31 | 2014-12-31 | The drawer slide rail device that energy automatic buffer is reclaimed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410846825.5A CN104433361B (en) | 2014-12-31 | 2014-12-31 | The drawer slide rail device that energy automatic buffer is reclaimed |
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| Publication Number | Publication Date |
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| CN104433361A true CN104433361A (en) | 2015-03-25 |
| CN104433361B CN104433361B (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410846825.5A Active CN104433361B (en) | 2014-12-31 | 2014-12-31 | The drawer slide rail device that energy automatic buffer is reclaimed |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108903400A (en) * | 2018-09-29 | 2018-11-30 | 无锡海达尔精密滑轨股份有限公司 | Modified buffers self-closing structure |
| CN110571621A (en) * | 2019-09-24 | 2019-12-13 | 资阳中车电气科技有限公司 | Needle feeder for electric connector |
| CN108903400B (en) * | 2018-09-29 | 2024-05-14 | 无锡海达尔精密滑轨股份有限公司 | Improved buffering self-closing structure |
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| TWM298372U (en) * | 2006-05-08 | 2006-10-01 | Jiun-Lung Yang | Drawer sliding rail having buffering effect |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108903400A (en) * | 2018-09-29 | 2018-11-30 | 无锡海达尔精密滑轨股份有限公司 | Modified buffers self-closing structure |
| CN108903400B (en) * | 2018-09-29 | 2024-05-14 | 无锡海达尔精密滑轨股份有限公司 | Improved buffering self-closing structure |
| CN110571621A (en) * | 2019-09-24 | 2019-12-13 | 资阳中车电气科技有限公司 | Needle feeder for electric connector |
| CN110571621B (en) * | 2019-09-24 | 2024-05-07 | 资阳中车电气科技有限公司 | Electrical connector needle feeder |
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| Publication number | Publication date |
|---|---|
| CN104433361B (en) | 2017-05-31 |
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Address after: 214000 55 Qian Luo Road, Qian Qiao street, Huishan District, Wuxi, Jiangsu. Patentee after: WUXI HAIDAER PRECISION SLIDE RAIL CO., LTD. Address before: 214151 582 Qian Hu Road, Qian Qiao street, Huishan District, Wuxi, Jiangsu (industrial concentration area) Patentee before: Wuxi Haidar Precision Slides Co., Ltd. |