CN202630576U - Refrigerator drawer guide rail self-locking device - Google Patents
Refrigerator drawer guide rail self-locking device Download PDFInfo
- Publication number
- CN202630576U CN202630576U CN 201220240588 CN201220240588U CN202630576U CN 202630576 U CN202630576 U CN 202630576U CN 201220240588 CN201220240588 CN 201220240588 CN 201220240588 U CN201220240588 U CN 201220240588U CN 202630576 U CN202630576 U CN 202630576U
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- Prior art keywords
- self
- guide
- locking structure
- fixed
- guide rail
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- Expired - Fee Related
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- Drawers Of Furniture (AREA)
Abstract
The utility model relates to a refrigerator drawer guide rail self-locking device. The refrigerator drawer guide rail self-locking device comprises a fixed guide rail which is fixed on a liner of a refrigerator and a sliding guide rail which is fixed on a drawer of the refrigerator, wherein a self-locking structure is arranged between the fixed guide rail and the sliding guide rail and comprises a first self-locking structure which is arranged at the rear end of the fixed guide rail and a second self-locking structure which is arranged at the rear end of the sliding guide rail; the second self-locking structure is fastened on a guide block of the first self-locking structure through a second turning groove of the second self-locking structure; the first self-locking structure is also provided with a guide groove; a first turning groove which turns downwards is formed at the front end of the guide groove and provides guarantee for smooth locking or unlocking of the drawer of the refrigerator; and a third turning groove of which the structure and size are identical to those of the second turning groove is formed on a part of the sliding guide rail, which is provided with the second self-locking structure. The problem that the guide block of a self-locking structure and the guide groove are easy to separate in the prior art is solved, and the problem that the guide block and the guide groove are fastened after the guide rails are used repeatedly is solved.
Description
Technical field
The utility model relates to refrigerator accessory technical field, particularly a kind of refrigerator drawer guide rail self-locking device.
Background technology
In the refrigerator industry, the refrigerator of the band drawer that sell the market is varied, and most drawer is not established auto-lock function, causes drawer to fit badly and then causes that cold air is revealed in the refrigerator easily like this, causes energy waste.For head it off, Chinese patent CN 201480593 U announced a kind of can self-locking drawer guideway and the refrigerator of this guide rail is set, it cooperates through sliding axle and sliding tray and corner slots, has realized that refrigerator drawer can self-locking.But,, in use, cause sliding axle to spin off easily from gathering sill because the stressed contact area of sliding axle and slide block is less; Simultaneously because sliding axle is a cylindrical protrusions, in use, easily since the sliding axle of column be stuck in cause in the corner slots stuck.Therefore, no matter be that sliding axle spins off from gathering sill, or sliding axle be stuck in cause in the corner slots stuck, all can have a strong impact on drawer service life.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned shortcoming, provide a kind of rational in infrastructure, be not prone to and break away from or refrigerator drawer guide rail self-locking device stuck, that service life is long.
The technical scheme that realizes the utility model purpose is: a kind of refrigerator drawer guide rail self-locking device; Comprise the fixed guide that is fixed on the inner container of icebox and be fixed on the rail plate on the refrigerator drawer; Be provided with self-locking structure between fixed guide and the rail plate, through rail plate in fixed guide inwards or export-oriented the slip, self-locking structure locking or open; Said self-locking structure comprises first self-locking structure that is installed on the fixed guide rear end and is installed in second self-locking structure on the rail plate rear end; Said first self-locking structure comprises guide groove seat, spring, slide block, guide pad, and the guide groove seat is provided with gathering sill, and the front end of gathering sill forms first corner slots at downward turning; The guide groove seat is fixed on the fixed guide; Slide block set is contained on the guide groove seat and through spring and is connected with an end of guide groove seat, and guide pad is installed in the slide block and before and after slide block is on gathering sill, slides, and guide pad slides up and down at the first corner slots place; Make second corner slots in the middle of second self-locking structure, second self-locking structure is buckled on the guide pad through second corner slots.
The gathering sill of said guide groove seat is provided with the guide groove shell fragment; Said second self-locking structure is provided with boss; When refrigerator drawer is closed; When the boss of second self-locking structure on the rail plate passed through guide pad, guide pad was because guide groove shell fragment generation deformation makes boss process smoothly, and the guide groove shell fragment is pressed into second corner slots with guide pad simultaneously.
Through above-mentioned structure, under the refrigerator drawer closure state, second self-locking structure fastens the guide pad on first self-locking structure; When refrigerator drawer drive rail plate was pulled out outward, second self-locking structure drove guide pad, slide block outwards moves, when moving to first corner slots; Because the effect of first corner slots; Guide pad moves downward, and is buckled on first corner slots, and this moment, spring was in the state of drawing back.
When refrigerator drawer promotes inward; Second self-locking structure is released guide pad from first corner slots; Because the active force of spring is taken back original position with second self-locking structure, meanwhile second self-locking structure drives rail plate, and rail plate drives refrigerator drawer simultaneously and recovers closure state.
Further; Make on the position of installation second self-locking structure on the said rail plate and the second corner slots structure and identical the 3rd corner slots of size; The width of second self-locking structure just in time is stuck in the rail plate and not and rocks; Be riveted joint with the rail plate assembly relation, the purpose that increases by the 3rd corner slots is to utilize the contact area of the guide pad and second self-locking structure to greatest extent, threads off to avoid the guide pad and second self-locking structure.
Further, said guide pad is the ellipse that the two ends radius does not wait.Help guide pad like this and in gathering sill, move smooth and easyly, prevent to block.
Further, said first corner slots is a circular arc, and first corner slots is the effect of circular arc, and guide pad moves downward more smooth and easy.
Further, be provided with the guide rail extension arm between said fixed guide and the rail plate, the guide rail extension arm is located in the fixed guide and before and after the ability and is slided, and rail plate is located in the guide rail extension arm and can be slided front and back.The guide rail extension arm is set can increase the length of slip, makes things convenient for can be the more pulls outward of drawer.
The beneficial effect of the utility model is: through separately self-locking structure between fixed guide and the rail plate; Work in coordination; Optimize the respective outer side edges of guide pad and gathering sill; The front end of gathering sill forms first corner slots at downward turning, and guide pad is the ellipse that the two ends radius does not wait, and works in coordination like this to lock smoothly or open for refrigerator drawer to provide safeguard; On rail plate, increased by the 3rd corner slots; Solved the problem that guide pad is easy and gathering sill is threaded off of self-locking mechanism in the prior art; Solved the guide pad of guide rail appearance after repeatedly using and the problem of gathering sill buckle simultaneously, made the life-span of guide rail more lasting.
Description of drawings
Fig. 1 is the structural representation of the utility model refrigerator drawer guide rail self-locking device;
Fig. 2 is the structural representation of self-locking structure on the utility model fixed guide;
Fig. 3 is the structural representation of self-locking structure on the utility model rail plate;
Fig. 4 is that the utility model self-locking structure cooperates the mounting structure sketch map;
Fig. 5 is the structural representation of the utility model rail plate;
Fig. 6 is that the utility model rail plate cooperates the mounting structure sketch map with its self-locking structure.
Fig. 7 is the structural representation of the utility model guide pad;
Among the figure, 1 is fixed guide, and 2 is rail plate, and 3 is first self-locking structure; 4 is second self-locking structure, and 5 is the guide rail extension arm, and 21 is the 3rd corner slots, and 31 is the guide groove seat; 32 is spring, and 33 is slide block, and 34 is guide pad, and 311 is gathering sill; 312 is the guide groove shell fragment, and 313 is first corner slots, and 41 is second corner slots, and 42 is boss.
The specific embodiment
The utility model is described further with embodiment below in conjunction with accompanying drawing.
Like Fig. 1 and shown in Figure 6; The utility model discloses a kind of refrigerator drawer guide rail self-locking device, comprises the fixed guide 1 that is fixed on the inner container of icebox and is fixed on the rail plate 2 on the refrigerator drawer, is provided with self-locking structure between fixed guide 1 and the rail plate 2; Through rail plate 2 in fixed guide 1 inwards or export-oriented the slip; Self-locking structure locking or open, said self-locking structure comprise first self-locking structure 3 that is installed on fixed guide 1 rear end and are installed in second self-locking structure 4 on rail plate 2 rear ends that said first self-locking structure 3 comprises guide groove seat 31, spring 32, slide block 33, guide pad 34; Guide groove seat 31 is provided with gathering sill 311; The front end of gathering sill 311 forms first corner slots 313 at downward turning, and guide groove seat 31 is fixed on the fixed guide 1, and slide block 33 is sleeved on the guide groove seat 31 and through spring 32 and is connected with an end of guide groove seat 31; Guide pad 34 is installed in the slide block 33 and before and after slide block 33 is on gathering sill 311, slides, and guide pad 34 slides up and down at first corner slots, 313 places; Make second corner slots 41 in the middle of second self-locking structure 4, Fig. 4 shows that second self-locking structure 4 is buckled on the guide pad 34 through second corner slots 41, and guide pad 34 is the ellipse that the two ends radius does not wait.
The gathering sill 311 of said guide groove seat 31 is provided with guide groove shell fragment 312; Said second self-locking structure 4 is provided with boss 42; When refrigerator drawer is closed; When the boss 42 of second self-locking structure 4 on the rail plate 2 passed through guide pads 34, guide pad 34 made boss 42 process smoothly because deformation take place guide groove shell fragment 312, and guide groove shell fragment 312 is pressed into second corner slots 41 with guide pad 34 simultaneously.
Concrete, guide groove seat 31 usefulness rivets are on fixed guide 1; Guide pad 34 slides through before and after " worker " font structure is on the gathering sill 311 of guide groove seat 31, and 313 places slide up and down in first corner slots; The effect of slide block 33 is power F1 drive guide pad 34 side-to-side movements through spring.
The position of guide groove shell fragment 312 with when spring with slide block 33, guide pad 34 positions were consistent when guide pad 34 retracted original position; When refrigerator drawer is closed; When the boss 42 of second self-locking structure 4 on the rail plate 2 passes through guide pads 34; Guide pad 34 makes boss 42 process smoothly because deformation takes place guide groove shell fragment 312, and guide groove shell fragment 312 is pressed into second corner slots 41 with guide pad 34 simultaneously; When rail plate 2 because people's tensile force f 2 when being drawn back; Second corner slots 41 can drive guide pad 34 and slide block 33 outwards moves; When moving to first corner slots 313, because boss 42 directed force F 3 are pressed into first corner slots 313 with guide pad 34, this moment, spring obtained elastic force F1; When rail plate 2 closures, second corner slots 41 makes guide pad 34 get into gathering sills 311 for guide pad 34 power F4, and elastic force F1 makes guide rail realize self-locking, the self-locking of refrigerator drawer realization simultaneously.
Through above-mentioned structure, under the refrigerator drawer closure state, second self-locking structure 4 fastens the guide pad 34 on first self-locking structure 3; When refrigerator drawer drive rail plate 2 was pulled out outward, second self-locking structure 4 drove guide pads 34, slide block 33 outwards moves, when moving to first corner slots 313; Because the effect of the circular arc of first corner slots 313; Guide pad 34 moves downward, and is buckled on first corner slots 313, and this moment, spring 32 was in the state of drawing back.
When refrigerator drawer promotes inward; Second self-locking structure 4 is released guide pad 34 from first corner slots 313; Because the active force of spring 32 is taken back original position with second self-locking structure 4; Meanwhile second self-locking structure 4 drives rail plate 2, and rail plate 2 drives refrigerator drawer simultaneously and recovers closure state.
In addition; Thread off for avoiding the guide pad 34 and second self-locking structure 4; On the position that second self-locking structure 4 is installed on the rail plate 2, make and second corner slots, 41 structures and identical the 3rd corner slots 21 of size; Fig. 6 is that second self-locking structure 4 is installed in the sketch map on the rail plate 2, and the width of second self-locking structure 4 just in time is stuck in 2 li of rail plates and does not rock, and is riveted joint with rail plate 2 assembly relations; Can maximally utilise the contact area of the guide pad 34 and second self-locking structure 4 like this, prevent to thread off from second self-locking structure 4 with guide pad 34.
In addition; Be provided with guide rail extension arm 5 between fixed guide 1 and the rail plate 2; Guide rail extension arm 5 is located in the fixed guide 1 and can be slided front and back; Rail plate 2 be located in the guide rail extension arm 5 and can before and after slide, the length that guide rail extension arm 5 can increase slip is set, make things convenient for the refrigerator drawer can more pulls outward.
In the above-mentioned refrigerator drawer guide rail self-locking device, except that spring, remaining material is POM, utilizes characteristics excellent in abrasion resistance, self tool lubricity, tough of material itself, guarantees that better drawer pull process is more smooth and easy, the service life of favourable increasing drawer.
The foregoing description is merely the preferred embodiment of the utility model, is not the practical range that is used for limiting the utility model.Be that all equalizations of being done according to the utility model content change and modification, all contained by the utility model claim scope required for protection.
Claims (6)
1. refrigerator drawer guide rail self-locking device; Comprise the fixed guide (1) that is fixed on the inner container of icebox and be fixed on the rail plate (2) on the refrigerator drawer; Be provided with self-locking structure between fixed guide (1) and the rail plate (2); Through rail plate (2) in fixed guide (1) inwards or export-oriented the slip; Self-locking structure is locked or is opened; It is characterized in that said self-locking structure comprises and be installed in first self-locking structure (3) on fixed guide (1) rear end and be installed in second self-locking structure (4) on rail plate (2) rear end that said first self-locking structure (3) comprises guide groove seat (31), spring (32), slide block (33), guide pad (34); Guide groove seat (31) is provided with gathering sill (311); The front end of gathering sill (311) forms first corner slots (313) at downward turning, and guide groove seat (31) is fixed on the fixed guide (1), and slide block (33) is sleeved on guide groove seat (31) and upward and through spring (32) is connected with an end of guide groove seat (31); Guide pad (34) is installed in the slide block (33) and slides before and after gathering sill (311) is gone up with slide block (33), and guide pad (34) is located to slide up and down in first corner slots (313); Make second corner slots (41) in the middle of second self-locking structure (4), second self-locking structure (4) is buckled on the guide pad (34) through second corner slots (41).
2. refrigerator drawer guide rail self-locking device according to claim 1; It is characterized in that; The gathering sill (311) of said guide groove seat (31) is provided with guide groove shell fragment (312); Said second self-locking structure (4) is provided with boss (42), when refrigerator drawer is closed, during the boss (42) of second self-locking structure (4) on the rail plate (2) process guide pad (34); Guide pad (34) makes boss (42) process smoothly because deformation takes place guide groove shell fragment (312), and guide groove shell fragment (312) is pressed into second corner slots (41) with guide pad (34) simultaneously.
3. refrigerator drawer guide rail self-locking device according to claim 2; It is characterized in that said rail plate (2) is gone up and made on the position that second self-locking structure (4) is installed and second corner slots (41) structure and size identical the 3rd corner slots (21).
4. refrigerator drawer guide rail self-locking device according to claim 1 is characterized in that said guide pad (34) is the ellipse that the two ends radius does not wait.
5. refrigerator drawer guide rail self-locking device according to claim 1 is characterized in that said first corner slots (313) is a circular arc.
6. according to each described refrigerator drawer guide rail self-locking device of claim 1 to 5; It is characterized in that; Be provided with guide rail extension arm (5) between said fixed guide (1) and the rail plate (2); Guide rail extension arm (5) is located in the fixed guide (1) and before and after the ability and is slided, and rail plate (2) is located in the guide rail extension arm (5) and can be slided front and back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220240588 CN202630576U (en) | 2012-05-24 | 2012-05-24 | Refrigerator drawer guide rail self-locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220240588 CN202630576U (en) | 2012-05-24 | 2012-05-24 | Refrigerator drawer guide rail self-locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202630576U true CN202630576U (en) | 2012-12-26 |
Family
ID=47383770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220240588 Expired - Fee Related CN202630576U (en) | 2012-05-24 | 2012-05-24 | Refrigerator drawer guide rail self-locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202630576U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292560A (en) * | 2013-05-10 | 2013-09-11 | 海信容声(广东)冰箱有限公司 | Push and pull structure for refrigerator drawer |
| CN103670100A (en) * | 2013-12-25 | 2014-03-26 | 无锡晶美精密滑轨有限公司 | Self-locking mechanism for three sliding rails |
| CN111306882A (en) * | 2020-02-28 | 2020-06-19 | 澳柯玛股份有限公司 | Drawer structure capable of being pulled back and self-locked and refrigerator |
| CN114165977A (en) * | 2021-11-24 | 2022-03-11 | 安徽康佳同创电器有限公司 | Drawer with limiting structure |
| WO2022095832A1 (en) * | 2020-11-04 | 2022-05-12 | 海尔智家股份有限公司 | Drawer assembly for electric appliance, and refrigeration appliance |
-
2012
- 2012-05-24 CN CN 201220240588 patent/CN202630576U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292560A (en) * | 2013-05-10 | 2013-09-11 | 海信容声(广东)冰箱有限公司 | Push and pull structure for refrigerator drawer |
| CN103670100A (en) * | 2013-12-25 | 2014-03-26 | 无锡晶美精密滑轨有限公司 | Self-locking mechanism for three sliding rails |
| CN111306882A (en) * | 2020-02-28 | 2020-06-19 | 澳柯玛股份有限公司 | Drawer structure capable of being pulled back and self-locked and refrigerator |
| CN111306882B (en) * | 2020-02-28 | 2022-04-08 | 澳柯玛股份有限公司 | Drawer structure capable of being pulled back and self-locked and refrigerator |
| WO2022095832A1 (en) * | 2020-11-04 | 2022-05-12 | 海尔智家股份有限公司 | Drawer assembly for electric appliance, and refrigeration appliance |
| CN114165977A (en) * | 2021-11-24 | 2022-03-11 | 安徽康佳同创电器有限公司 | Drawer with limiting structure |
| CN114165977B (en) * | 2021-11-24 | 2024-02-06 | 安徽康佳同创电器有限公司 | Drawer with limiting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20170524 |