CN103292560B - A kind of refrigerator drawer push-pull configuration - Google Patents
A kind of refrigerator drawer push-pull configuration Download PDFInfo
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- CN103292560B CN103292560B CN201310171212.1A CN201310171212A CN103292560B CN 103292560 B CN103292560 B CN 103292560B CN 201310171212 A CN201310171212 A CN 201310171212A CN 103292560 B CN103292560 B CN 103292560B
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- drawer
- roller
- guide rail
- push
- case courage
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Abstract
The present invention relates to a kind of refrigerator drawer push-pull configuration, comprise case courage and to be installed on case courage and can the drawer appliance of activity push-and-pull, wherein, drawer appliance comprises drawer, be located at the first roll wheel assembly of drawer both sides and be located at the second roll wheel assembly of drawer bottom, the inner side of case courage is provided with first, second guide rail corresponding with the first roll wheel assembly, the bottom of case courage is also provided with and rolls the roller coordinated for support drawer and with drawer.Structure simple optimizing of the present invention, cost be lower, can effectively avoid drawer local pressure excessive and cracking and the wearing and tearing of case courage.
Description
Technical field
The invention belongs to the technical field of refrigerator in household electrical appliance, wine cabinet, Beverage case, refrigerator, be specifically related to a kind of refrigerator drawer push-pull configuration.
Background technology
Refrigerator drawer is a kind of container for storing food in refrigerator.In refrigerator drawer, the method for operation of drawer is generally that bottom drawer bottom and case courage, directly sliding motion or drawer two side flanging be directly and case courage layer bar sliding motion or adopt metal guide rail to assist push-and-pull.
At present, along with the raising of people's living standard, increasing to the demand of the large volume refrigerator of large scale.In the refrigerator that width, depth dimensions are larger, the drawer used is also large.When drawer is large, rigidity can be deteriorated, and the food deposited is also many, and this brings many new problems with regard to giving the push-and-pull of refrigerator.In order to solve the push-and-pull problem of large drawer, be generally the measure adopting metal guide rail to assist push-and-pull at present.But adopt metal guide rail that cost can be brought significantly to increase, weaken the competitiveness of product.Therefore, design that a kind of new cost is lower, push-and-pull drawer freely and push-pull device at fixed seem particularly urgent and necessary.
Fig. 1 is the push-pull configuration generally adopting the difficult problem of the large drawer push-and-pull of solution at present and adopt.It mainly comprises drawer body 1, spherical guide 2 (metalwork), guide rail reinforcement iron 3 (metalwork), and guide rail is strengthened iron 3 and is fixed by screws on case courage 4.Though this structure can solve the problem of drawer push-and-pull difficulty, cost is high, assembling relative complex, and the full flange support drawer by both sides, under weight effect, drawer is easily out of shape.
Fig. 2 is equipped with rolling wheel guide rails 6 and support roller 7 at refrigerator body 5 sidewall, and drawer guideway 9 is equipped with in the both sides of drawer 8, drawer guideway 9 be provided with drawer roller 10 and guide rail spacing.During use, the rolling wheel guide rails 6 of the roller 10 on drawer 8 on casing 5 and support roller 7 is relied on to act on, opening and closing drawer.It relies on drawer two side wheel 10 to move with the roller 7 being contained in casing 5 both sides entirely, roller installation structure is cantilever structure, bearing capacity is little, under weight effect, drawer 8 is yielding, easily rock about during motion, when drawer 8 is moved to outermost, the roller 10 on drawer will be subject to great active force, be only suitable for small size, little volume drawer uses.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of structure simple optimizing, cost lower, avoid drawer local pressure excessive and cracking and case courage wearing and tearing refrigerator drawer push-pull configuration.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of refrigerator drawer push-pull configuration, comprise case courage and to be installed on case courage and can the drawer appliance of activity push-and-pull, wherein, drawer appliance comprises drawer, be located at the first roll wheel assembly of drawer both sides and be located at the second roll wheel assembly of drawer bottom, the inner side of case courage is provided with first guide rail corresponding with the first roll wheel assembly, the bottom of case courage is provided with second guide rail corresponding with the second roll wheel assembly, the second guide rail bottom case courage is also provided with and rolls the bottom roller coordinated for support drawer and with drawer.
In this programme, by arranging roll wheel assembly in the both sides of drawer and bottom, and guide rail is set at case courage correspondence position, also be provided with bottom roller, weight is born in push-and-pull stability and the raising that effectively can improve drawer, is applicable to the drawer in the large volume refrigerator of large scale, adopts guide rail and roller to assist push-and-pull to solve the problem of large drawer push-and-pull difficulty, it is with low cost, and drawer push-and-pull freely.
Further, described first roll wheel assembly comprises the first roller being fixed on drawer two side flanging top and the second roller being fixed on drawer two side flanging bottom, and described second roll wheel assembly comprises the 4th roller being fixed on drawer bottom the 3rd roller in front and being fixed on drawer bottom back.Under the squeezing action of first, second, third, fourth pair of rollers drawer, deformation rear roller axle locally occurs drawer takes advantage of a situation and sticks into, and needs just can take off by external tool.
Concrete, the quantity of described bottom roller is two, and first, second roll wheel assembly and first, second guide rail are that plastics obtain.
Further, described drawer bottom left and right sides is respectively provided with two ribs, and roller contacts with adjacent two ribs and coordinates.The height of described rib is 11.5 ~ 12.5mm, width is 2.5 ~ 3.5mm.This programme can be beneficial to wind and circulates in the space effectively increased between drawer bottom and case courage, enhances the intensity of drawer bottom, decreases and the contact area of roller and frictional force.
First, second guide rail described by being assemblied in the U-shaped groove in case courage side before foaming, makes the fixing without the need to playing screw and sealing of guide rail, the active force that guide rail is subject to can be directly delivered to there is foamed material support case courage on.
Described first guide rail is provided with when outermost moved to by drawer and the first roller contact plays the boss structure of position-limiting action.
Described first guide rail is provided with planar structure, and it is the working face of guide rail, respectively with first, second roller contact.
The outer rim of planar structure is also provided with oblique turnup structure, and for limiting getaway when first, second roller runs, the angle of oblique turnup structure and planar structure is greater than 90 °.Getaway when oblique turnup structure can prevent from running, double swerve when preventing drawer from running.The angle of oblique turnup structure and planar structure is greater than 90 °, and object is to prevent oblique turnup structure from contacting with first, second idler wheel surface, ensures that drawer push-and-pull operates steadily, light.
Described first and/or second guide rail is respectively equipped with ramp structure, make drawer push-and-pull near position time, rely on gravity automatically run forward, rise self-locking action.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention has cast aside and has adopted metal guide rail to solve the traditional approach of the large volume drawer push-and-pull of large scale, by the both sides at drawer, increase plastic roller and increase this mode of plastic guide rail in case courage both sides and bottom bottom bottom and case courage, sliding motion is all converted into rolling movement, on the flange of drawer both sides, all to change drawer bottom into stressed be main by the past stressed, two side flangings are stressed is auxiliary, enhance the weight capacity of refrigerator, reach and meet drawer push-and-pull freely, avoid drawer local pressure excessive and ftracture, case courage is avoided to wear and tear and require object with low cost.
Accompanying drawing explanation
Fig. 1 a, 1b, 1c, 1d are the structural representation that prior art adopts the drawer guideway assembly of metal guide rail;
Fig. 2 a, 2b are the structural representation of prior art refrigerator roller type drawer;
Fig. 3 a, 3b are front view and the sectional view of refrigerator drawer push-pull configuration of the present invention;
Fig. 4 is front view and the sectional view of drawer appliance;
Fig. 5 is first, second roller partial sectional view of E place drawer two side flanging in Fig. 4;
Fig. 6 a, 6b are F, G place drawer bottom the 3rd, the 4th roller partial sectional view in Fig. 4;
Fig. 7 is the top view of drawer assemblies;
Fig. 8 is the upward view of drawer assemblies;
Fig. 9 is the front view and the sectional view that are fixed on case courage both sides first guide rail;
Figure 10 is the first guide upper sectional view;
Figure 11 is the first guide rail bottom sectional view;
Figure 12 is front view and the sectional view of the second guide rail be fixed on bottom case courage;
Figure 13 is the enlarged partial sectional view of the second guide rail and roller bottom case courage;
Figure 14 is the inactive state after drawer push-and-pull puts in place;
Figure 15 is the state of drawer center when running to the roller left side;
Figure 16 is the state of drawer center of gravity when running on the right of roller;
Figure 17 is the state of drawer when shifting outermost onto.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further illustrated.
As Fig. 3 a, shown in 3b, the present invention discloses a kind of refrigerator drawer push-pull configuration, comprise case courage 20 and to be installed on case courage 20 and can the drawer appliance of activity push-and-pull, wherein, drawer appliance comprises drawer 11, the first roll wheel assembly being located at drawer 11 both sides and the second roll wheel assembly be located at bottom drawer 11, the inner side of case courage 20 is provided with first guide rail 17 corresponding with the first roll wheel assembly, the inner side of case courage 20 is provided with second guide rail 18 corresponding with the second roll wheel assembly, the second guide rail 18 bottom case courage 20 is also provided with and rolls the bottom roller 16 coordinated for support drawer 11 and with drawer 11.Concrete, the quantity of described bottom roller 16 is two.
As shown in Fig. 4 to 8, described first roll wheel assembly comprises the first roller 12 being fixed on drawer 11 liang of side flanging tops and the second roller 13 being fixed on drawer two side flanging bottom, and described second roll wheel assembly comprises the 3rd roller 14 being fixed on drawer 11 bottom front edge and the 4th roller 15 being fixed on back bottom drawer 11.At two groups of roll wheel assemblies under the squeezing action of drawer 11, deformation rear roller axle locally occurs drawer 11 takes advantage of a situation and sticks into, and needs just can take off by external tool.First, second roller the 12,13, the 3rd, the 4th roller 14,15 and the bottom roller 16 be fixed on case courage 20 bottom guide track can be made up of same parts.
Bottom drawer 11, respectively there is the muscle a (see Fig. 4 and Fig. 8) of 2 high 11.5 ~ 12.5mm, wide 2.5 ~ 3.5mm left and right, it contacts with roller 16, the space added bottom drawer 11 and between case courage 20 is beneficial to wind and circulates, enhance the intensity bottom drawer 11, decrease and the contact area of bottom roller 16 and frictional force.
As shown in Figure 9, described first guide rail 17, by being assemblied in the U-shaped groove in case courage 20 side before foaming, makes the fixing without the need to playing screw and sealing of guide rail, the active force that guide rail is subject to can be directly delivered to there is foamed material support case courage 20 on.Described first guide rail 17 is provided with and has contacted the boss structure b of position-limiting action when outermost moved to by drawer with the first roller 12.
As shown in Figure 10, described first guide rail 17 is provided with planar structure c, and it is the working face of guide rail, contacts respectively with first, second roller 12,13.
As shown in figure 11, the outer rim of planar structure c is also provided with oblique turnup structure d, and for limiting getaway 17 when first, second roller 12,13 runs, the angle of oblique turnup structure d and planar structure c is greater than 90 °.Getaway 17 when oblique turnup structure d can prevent from running, double swerve when preventing drawer 11 from running, in addition, the height H 1 between the first roller 12 top and the second roller 13 bottom is greater than the height H 2 between the first guide rail 17 planar structure c.The angle of oblique turnup structure d and planar structure c is greater than 90 °, and object is to prevent oblique turnup structure d from contacting with 12,13, first, second roller, ensures that drawer 11 push-pull operation is steady, light.
Described first guide rail 17 is respectively equipped with ramp structure g, h, make drawer push-and-pull near position time, rely on gravity automatically run forward, rise self-locking action.
Figure 12 is front view and the sectional view of the second guide rail 18 be fixed on bottom case courage and the 3rd, the 4th roller 14,15 be fixed on the second guide rail 18, foaming is front and guide rail 18 is assemblied in (see Fig. 3) in the groove of case courage 20, without the need to playing screw and sealing, the active force that guide rail 18 is subject to can be directly delivered to have foamed material support case courage on.After 11 li, drawer puts weight, there is slight deformation in drawer 11, and the roller 14,15 be fixed on bottom drawer 11 contacts (see Fig. 9), avoids the case courage that weares and teares with guide rail 18.Ramp structure g (see Figure 13 (a)), ramp structure h (see Figure 13 (b)), make drawer 11 push-and-pull near position time, rely on gravity automatically run forward, rise self-locking action.Under the squeezing action of the axle of bottom roller 16 (see Figure 13 (c)), there is deformation in guide rail card buckle structure i (see Figure 13 (c)), the axle of bottom roller 16 is taken advantage of a situation and sticked into.Bottom roller 16 contacts (see Fig. 3) with 2 muscle a (see Fig. 8) of drawer bottom, static with in running at drawer, plays main support and rolling movement effect.
Figure 14 is the inactive state after position shifted onto by drawer, now roller 14 (see Fig. 6 (a)) contacts with bottom guide track 3 (see Fig. 3), bottom roller 16 (see Fig. 3) contacts with the large muscle structure a (see Fig. 8) of drawer bottom, play main support effect, will in the past drawer both sides stressed transfer to bottom stressed, improve drawer weight capacity and prevent from being out of shape under weight effect.
Figure 15 is drawer setting in motion but the state of center of gravity when the left side of bottom roller 16, now roller 13 (see Fig. 5) contacts with the planar structure e (see Figure 11) of two side rails 2 (see Fig. 3), bottom roller 16 contacts with the large muscle structure a (see Fig. 8) of drawer bottom, plays main support and rolling movement effect; Under the Action of Gravity Field of weight and drawer itself, drawer can produce distortion, and now roller 14 contacts with bottom guide track 3, reduces the stressed of roller 13 and bottom roller 16, plays supplemental support effect.
Figure 16 is the state of drawer center of gravity when the right side of bottom roller 16, now roller 12 (see Fig. 5) contacts with the planar structure c (see Figure 10) of two side rails 2 (see Fig. 1), bottom roller 16 contacts with the large muscle structure a (see Fig. 8) of drawer bottom, plays main support and rolling movement effect.
Figure 17 is the state of drawer when moving outermost to, now roller 12 (see Fig. 5) contacts with the boss structure b (see Fig. 9) of two side rails 2 (see Fig. 3), bottom roller 16 contacts with the large muscle structure a (see Fig. 8) of drawer bottom, plays main support effect and limits drawer and continue outward movment.Under the Action of Gravity Field of weight and drawer itself, drawer can produce distortion, and now roller 15 (see Fig. 6 (b)) contacts with case courage, reduces the stressed of roller 12 and bottom roller 16, plays supplemental support effect.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (7)
1. a refrigerator drawer push-pull configuration, comprise case courage and to be installed on case courage and can the drawer appliance of activity push-and-pull, it is characterized in that, drawer appliance comprises drawer, be located at the first roll wheel assembly of drawer both sides and be located at the second roll wheel assembly of drawer bottom, the inner side of case courage is provided with first guide rail corresponding with the first roll wheel assembly, the bottom of case courage is provided with second guide rail corresponding with the second roll wheel assembly, the second guide rail bottom case courage is also provided with and rolls the bottom roller coordinated for support drawer and with drawer;
Described first roll wheel assembly comprises the first roller being fixed on drawer two side flanging top and the second roller being fixed on drawer two side flanging bottom, and described second roll wheel assembly comprises the 4th roller being fixed on drawer bottom the 3rd roller in front and being fixed on drawer bottom back;
Described drawer bottom left and right sides is respectively provided with two ribs, and roller contacts with adjacent two ribs and coordinates; First, second guide rail described is by being assemblied in the U-shaped groove in case courage side before foaming.
2. refrigerator drawer push-pull configuration according to claim 1, is characterized in that, the quantity of described bottom roller is two, and first, second roll wheel assembly and first, second guide rail are that plastics obtain.
3. refrigerator drawer push-pull configuration according to claim 1, is characterized in that, the height of described rib is 11.5 ~ 12.5mm, width is 2.5 ~ 3.5mm.
4. refrigerator drawer push-pull configuration according to claim 1, is characterized in that, described first guide rail is provided with when outermost moved to by drawer and the first roller contact plays the boss structure of position-limiting action.
5. refrigerator drawer push-pull configuration according to claim 1, is characterized in that, described first guide rail is provided with planar structure, and it is the working face of guide rail, respectively with first, second roller contact.
6. refrigerator drawer push-pull configuration according to claim 5, is characterized in that, the outer rim of planar structure is also provided with oblique turnup structure, and for limiting getaway when first, second roller runs, the angle of oblique turnup structure and planar structure is greater than 90 °.
7. refrigerator drawer push-pull configuration according to claim 1, is characterized in that, the described first and/or second guide rail is respectively equipped with ramp structure, make drawer push-and-pull near position time, rely on gravity automatically run forward, rise self-locking action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310171212.1A CN103292560B (en) | 2013-05-10 | 2013-05-10 | A kind of refrigerator drawer push-pull configuration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310171212.1A CN103292560B (en) | 2013-05-10 | 2013-05-10 | A kind of refrigerator drawer push-pull configuration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103292560A CN103292560A (en) | 2013-09-11 |
| CN103292560B true CN103292560B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310171212.1A Active CN103292560B (en) | 2013-05-10 | 2013-05-10 | A kind of refrigerator drawer push-pull configuration |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279833B (en) * | 2014-10-24 | 2017-02-15 | 合肥美的电冰箱有限公司 | Drawer structure and refrigerator |
| CN104764283B (en) * | 2015-04-21 | 2018-01-16 | 合肥华凌股份有限公司 | Refrigerator |
| CN110131948B (en) * | 2018-02-08 | 2021-03-23 | 海尔智家股份有限公司 | Drying chamber subassembly and air-cooled refrigerator that has it |
| CN111322805B (en) * | 2018-12-17 | 2022-10-28 | 博西华家用电器有限公司 | Refrigerator with a door |
| CN109990559B (en) * | 2019-04-17 | 2024-07-16 | 长虹美菱股份有限公司 | Simple and easy assembly structure of two drawers |
| CN114165977B (en) * | 2021-11-24 | 2024-02-06 | 安徽康佳同创电器有限公司 | Drawer with limiting structure |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TR199501601A2 (en) * | 1994-12-19 | 1996-07-21 | Bosch Siemens Hausgeraete | Cooler. |
| CN1079531C (en) * | 1997-06-11 | 2002-02-20 | 海尔集团公司 | Drawer of under located freezing chamber of electric refrigerator |
| CN2407305Y (en) * | 2000-02-01 | 2000-11-22 | 合肥美菱股份有限公司 | Steadily moving refrigerator drawer supported by rollers |
| US20050168115A1 (en) * | 2004-02-04 | 2005-08-04 | Brian Moon | Drawer cabinet storage kit |
| CN2881472Y (en) * | 2005-12-12 | 2007-03-21 | 海尔集团公司 | Refrigerator container having castor on bottom |
| KR20110006145A (en) * | 2009-07-13 | 2011-01-20 | 삼성전자주식회사 | Refrigerator |
| CN102711401B (en) * | 2012-02-24 | 2018-07-27 | 海尔集团公司 | A kind of drawing-and-rotating drawer assembly for household electrical appliance |
| CN202630576U (en) * | 2012-05-24 | 2012-12-26 | 海信容声(广东)冰箱有限公司 | Refrigerator drawer guide rail self-locking device |
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2013
- 2013-05-10 CN CN201310171212.1A patent/CN103292560B/en active Active
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