CN216620435U

CN216620435U - Refrigerator drawer condensation preventing structure and refrigerator

Info

Publication number: CN216620435U
Application number: CN202123087722.XU
Authority: CN
Inventors: 方敏; 任志洁; 周新; 王喆
Original assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Current assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-27
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a refrigerator drawer anti-condensation structure and a refrigerator, wherein the refrigerator drawer anti-condensation structure comprises: a tank liner; the drawer is arranged in the box liner in a pulling manner and has a first pulling distance relative to the box liner; the limiting unit is arranged between the box liner and the drawer and is used for limiting the movement of the drawer along the drawing direction when the drawer is positioned at the first drawing distance; the width of the container along the drawing direction is recorded as D1, and the first drawing distance is recorded as H1; wherein, H1 is more than or equal to 0.25D1 and less than or equal to 0.5D 1. The technical scheme of the utility model can provide a simple and low-cost structure to realize the condensation prevention function of the drawer, and can ensure that the quality of fruits and vegetables is not influenced.

Description

Refrigerator drawer condensation preventing structure and refrigerator

Technical Field

The utility model relates to the technical field of refrigerators, in particular to a refrigerator drawer anti-condensation structure and a refrigerator.

Background

The fruit and vegetable fresh-keeping needs a high-humidity environment, so that the requirement on the sealing performance of a fruit and vegetable drawer is high, but the high-humidity sealed environment is easy to cause condensation due to temperature fluctuation. In the related art, condensation is mainly prevented through air supply and heat insulation, but for fruit and vegetable preservation, cold air is introduced to blow the surface of food materials, so that the water loss of the food materials is accelerated, the structure is complex, and the quality of fruits and vegetables is not maintained.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a refrigerator drawer anti-condensation structure, and aims to provide a simple and low-cost structure for realizing the drawer anti-condensation function and ensuring that the quality of fruits and vegetables is not influenced.

In order to achieve the above object, the present invention provides a condensation preventing structure for a drawer of a refrigerator, comprising:

a box liner;

the drawer is arranged in the box liner in a drawing mode and has a first drawing distance relative to the box liner; and

the limiting unit is arranged between the box liner and the drawer and is used for limiting the movement of the drawer along the drawing direction when the drawer is positioned at the first drawing distance;

the width of the box container along the drawing direction is recorded as D1, and the first drawing distance is recorded as H1; wherein, H1 is more than or equal to 0.25D1 and less than or equal to 0.5D 1.

Preferably, the first extraction distance is 12cm to 16 cm.

Preferably, the first extraction distance is 14.5cm to 15.5 cm.

Preferably, at the first drawing distance, the drawer does not exceed the position of the refrigerating chamber door body in the closed state.

Preferably, two opposite inner wall surfaces of the box liner are respectively provided with a guide part, two opposite sides of the drawer are respectively provided with a mounting part, and the guide parts are movably connected with the mounting parts so that the drawer can be drawn along a preset track.

Preferably, the case courage with at least one side of drawer matched with is equipped with spacing unit, spacing unit includes backstop portion and first spacing portion, backstop portion locates the guide, first spacing portion is located the installed part, works as the drawer is in when first distance of taking out, backstop portion with the spacing butt of first spacing portion.

Preferably, the limiting unit further comprises a second limiting part arranged on the mounting part, the second limiting part is arranged on the rear side of the first limiting part at intervals, and when the pulling force applied to the drawer reaches a preset value, the first limiting part can cross the stopping part until the stopping part is in limit abutting joint with the second limiting part.

Preferably, one surface of the first limiting part and/or the second limiting part, which is in contact with the stop part, is arranged in a convex arc surface.

Preferably, the stopper is a roller rotatably mounted on the guide.

Preferably, the peripheral surface of the roller is provided with an annular groove matched with the first limiting part and the second limiting part.

Preferably, the guide member is provided with a guide groove extending along a drawing direction of the drawer, the mounting member is a rib extending along a side edge of the drawer, and the rib is slidably disposed in the guide groove.

The utility model also provides a refrigerator which comprises the anti-condensation structure of the refrigerator drawer.

According to the technical scheme, the limiting unit is arranged between the box container and the drawer, the drawer is pulled out relative to the box container under the action of external force, and when the drawer is positioned at the first pulling distance, the limiting unit limits further pulling movement of the drawer, so that the drawer is kept at the first pulling distance. First take out distance H1 for the case courage along between 0.25 times to 0.5 times of pull direction width D1, when first taking out the distance, can hold user's a fist at least, can satisfy the daily normal use of user, and the degree of opening of drawer is less, air temperature with exchanging in the drawer is lower, the vapor volume of entering is few, the condensation is few, the inside and outside gas exchange of drawer is few, the temperature fluctuation is little, can effectively reduce temperature rise in the drawer, restrain the condensation and produce, avoid the fruit vegetables in the drawer to rot. Foretell refrigerator drawer prevents condensation structure overall structure is simple, and is with low costs to need not to increase the fan and remove the condensation, can not have the fruit vegetables air-dry risk, can guarantee that the fruit vegetables quality is not influenced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view illustrating an embodiment of an anti-condensation structure for a drawer of a refrigerator according to the present invention;

FIG. 2 is a schematic view of the tank bladder of FIG. 1;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is a schematic view of the drawer of FIG. 1;

fig. 5 is a schematic diagram illustrating the drawer of the refrigerator according to the present invention being drawn out.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Box liner	32	A first limit part
20	Drawer	33	Second limit part
				21	Mounting member	40	Guide member
30	Limiting unit	41	Guide groove
				31	Stop part	50	Door body of refrigerating chamber

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a condensation-preventing structure of a refrigerator drawer.

Referring to fig. 1 and 5, in an embodiment of the present invention, the refrigerator drawer anti-condensation structure includes a cabinet liner 10, a drawer 20, and a stopper unit 30. The drawer 20 is installed in the container 10 in a drawable manner, and the drawer 20 has a first drawing distance relative to the container 10; the limiting unit 30 is arranged between the box liner 10 and the drawer 20, and the limiting unit 30 is used for limiting the movement of the drawer 20 along the drawing direction when the drawer 20 is located at the first drawing distance; the width of the container 10 along the drawing direction is recorded as D1, and the first drawing distance is recorded as H1; wherein, H1 is more than or equal to 0.25D1 and less than or equal to 0.5D 1.

Specifically, a refrigerating chamber is formed inside the cabinet container 10, and the drawer 20 is located inside the refrigerating chamber and is extractable outward (i.e., toward a side close to the refrigerating chamber door body 50) with respect to the cabinet container 10. When the refrigerator works, the refrigerating chamber door body 50 is closed, the drawer 20 is contained in the refrigerating chamber, and food materials such as fruits and vegetables can be contained in the drawer 20. When food materials need to be taken out, a user opens the refrigerating chamber door body 50, certain pulling force is applied to the drawer 20, the drawer 20 moves outwards relative to the box liner 10 for a first extraction distance, the movement of the drawer 20 is limited through the limiting unit 30, the drawer 20 can be prevented from further moving outwards, and the user can stretch hands into the drawer 20 to take the food materials. When a user opens the drawer 20 of the refrigerator, the air inside and outside the drawer 20 is exchanged, the external hot air (with high absolute humidity) enters the drawer 20, and the temperature of the drawer 20 rises; when the drawer 20 is closed, after the refrigerator runs for a period of time, the temperature of the drawer 20 is reduced, and the excessive water is analyzed to form condensation on the inner wall of the drawer 20 or the surface of food material, so that the user experience and the fresh-keeping effect are influenced.

Research shows that the larger the distance that the drawer 20 is pulled away, the more the gas exchange between the inside and the outside of the compartment is, and the larger the temperature fluctuation is, so that the condensation is easy to generate. Therefore, in order to reduce the generation of condensation, it is necessary to reduce the opening degree of the drawer 20 as much as possible while ensuring normal use. Therefore, in the technical scheme, the first extraction distance is limited, the first extraction distance H1 is 0.25 times to 0.5 times of the drawing direction width D1 of the box liner 10, and when the first extraction distance is long, the opening degree of the drawer 20 is small, normal use of a user can be met, and the user can easily take and place food materials.

According to the technical scheme, the limiting unit 30 is arranged between the box container 10 and the drawer 20, the drawer 20 is pulled out relative to the box container 10 under the action of external force, and when the drawer 20 is located at the first pulling distance, the limiting unit 30 limits further pulling movement of the drawer 20 so as to keep the drawer 20 at the first pulling distance. First distance H1 is taken out for the case courage 10 along between 0.25 times to 0.5 times of pull direction width D1, when first distance of taking out, can hold user's a fist at least, can satisfy the daily normal use of user, and drawer 20's degree of opening is less, air temperature with exchanging in the drawer 20 is lower, the vapor volume of entering is few, the condensation is few, the inside and outside gas exchange of drawer 20 is few, the temperature fluctuation is little, can effectively reduce temperature rise in the drawer 20, restrain the condensation and produce, avoid the fruit vegetables in the drawer 20 to rot. Foretell refrigerator drawer prevents condensation structure overall structure is simple, and is with low costs to need not to increase the fan and remove the condensation, can not have the fruit vegetables air-dry risk, can guarantee that the fruit vegetables quality is not influenced.

Further, the first extraction distance is 12cm to 16 cm. Optionally, the first extraction distance is 14.5cm to 15.5 cm. For example, in the present embodiment, the first extraction distance may be about 1.5 times the fist width of an adult, and the first extraction distance is designed to be 15cm when the fist width of an adult is generally 10 cm. Thus, the user can easily extend his/her hand into the drawer 20 to take and place the food material without interfering with the drawer 20.

Further, when the drawer 20 is drawn out to the first drawing distance with respect to the cabinet container 10, the drawer 20 does not exceed the position of the refrigerating chamber door body 50 in the closed state. Therefore, the air exchanged with the drawer 20 can be ensured to be the air in the refrigerating chamber, the temperature is lower, the temperature fluctuation can be further reduced, and condensation is inhibited.

For ease of understanding, the movement of the drawer 20 of the refrigerator is illustrated below with reference to fig. 5.

As shown in fig. 5, the first drawing distance of the drawer 20 is H1, the width of the cabinet 10 in the drawing direction is D1, the width of the drawer 20 in the drawing direction is D2, and the thickness of the refrigerator door 50 is D3. In the initial position, the drawer 20 is in the closed state, at this time, the drawer 20 is close to the rear wall surface of the cabinet liner 10, and when the drawer 20 is pulled to the first pulling distance relative to the cabinet liner 10, the outermost side (i.e. the side close to the refrigerating chamber door body 50) of the drawer 20 does not exceed the position of the refrigerating chamber door body 50 in the closed state, that is, (H1+ D2) ≦ (D1+ D3).

Further, please refer to fig. 2 to 4, two opposite inner wall surfaces of the inner container 10 are respectively provided with a guide 40, two opposite sides of the drawer 20 are respectively provided with a mounting member 21, and the guide 40 is movably connected with the mounting member 21, so that the drawer 20 can be drawn along a preset track. The articulation between the guide member 40 and the mounting member 21 includes, but is not limited to, a sliding connection, a rolling connection, and the like. The drawer 20 can be drawn along a predetermined track or angle by the guiding action of the guide 40, so that the opening and closing of the drawer 20 can be stably ensured. For example, the guide 40 may be a rail extending in the drawing direction of the drawer 20, and the mounting member 21 may be a slider or a sliding groove slidably engaged with the rail, in which case the guide 40 is slidably engaged with the mounting member 21. For another example, the guide member 40 may be a rail or a guide groove extending along the drawing direction of the drawer 20, and the mounting member 21 may be a rolling wheel rolling along the rail or the guide groove, in which case the guide member 40 is in rolling engagement with the mounting member 21.

Further, at least one side of the container 10, which is matched with the drawer 20, is provided with the limiting unit 30, the limiting unit 30 includes a stopping portion 31 and a first limiting portion 32, the stopping portion 31 is provided on the guide member 40, the first limiting portion 32 is provided on the mounting member 21, and when the drawer 20 is located at the first extraction distance, the stopping portion 31 is in limiting abutment with the first limiting portion 32. Specifically, when a certain pulling force is applied to the drawer 20, the drawer 20 moves outward relative to the cabinet liner 10, and when the drawer moves to the first withdrawal distance, the front side of the first limiting portion 32 abuts against the stopper portion 31, so that the drawer 20 can be maintained at the first withdrawal distance. The stop part 31 and the first limit part 32 are adopted for limiting and matching, the structure is simple, and the manufacturing cost is low. Of course, in other embodiments, the limiting unit 30 may also achieve the limiting between the drawer 20 and the cabinet container 10 in other manners, for example, the limiting unit 30 may include an automatic lock disposed on the cabinet container 10, and the drawer 20 is provided with a lock catch, and when the drawer 20 moves to the first position, the automatic lock is locked with the lock catch to achieve the limiting. When the drawer 20 needs to be continuously drawn out, the automatic lock is unlocked from the lock catch.

In order to meet different use requirements of users, further, as shown in fig. 5, in the present embodiment, the drawer 20 has a second extraction distance H2 with respect to the container liner 10, and the second extraction distance H2 is greater than the first extraction distance H1. As shown in fig. 4, the limiting unit 30 further includes a second limiting portion 33 disposed on the mounting member 21, the second limiting portion 33 is disposed at a rear side of the first limiting portion 32 at an interval, when the pulling force applied to the drawer 20 reaches a preset value, the first limiting portion 32 can pass over the stopping portion 31 until the stopping portion 31 is in limiting abutment with the second limiting portion 33, and at this time, the drawer 20 is located at the second withdrawing distance. Specifically, in everyday use, the user may pull the drawer 20 open to a first extraction distance; in some special cases, when the drawer 20 needs to be opened more or the drawer 20 is fully opened, the user only needs to apply a certain pulling force to the drawer 20, so that the first limiting portion 32 can pass over the stopping portion 31, and the drawer 20 can continue to move forward until the stopping portion 31 abuts against the second limiting portion 33. Therefore, different use scenes can be met, and the use satisfaction of the user is improved.

Further, the first limiting portion 32 and/or the second limiting portion 33 are disposed in a convex arc surface on the surface contacting the stop portion 31. For example, as shown in fig. 4, the first limiting portion 32 is disposed at the bottom of the mounting member 21, and the bottom surface of the first limiting portion 32 is disposed in a convex arc shape, so that the first limiting portion 32 can smoothly pass over the stop portion 31 under the guidance of the arc surface when the drawer 20 moves from the first drawing distance to the second drawing distance, and similarly, the second limiting portion 33 is disposed at the bottom of the mounting member 21, and the bottom surface of the second limiting portion 33 is disposed in a convex arc shape, and when the drawer 20 needs to be drawn from the cabinet liner 10, the second limiting portion 33 can smoothly pass over the stop portion 31 under the guidance of the arc surface. The surface of the first limiting part 32 and/or the second limiting part 33, which is in contact with the stop part 31, is set to be a convex arc surface, so that the whole extraction process is smoother, and the generation of large jamming is prevented.

Further, as shown in fig. 3, the stopper 31 is a roller rotatably mounted on the guide 40. By using the stop portion 31 as a roller, when the first limiting portion 32 or the second limiting portion 33 crosses the stop portion 31, rolling friction is generated between the two, so as to reduce friction resistance, thereby further improving the smoothness of the drawing process of the drawer 20.

Further, the outer peripheral surface of the roller is provided with an annular groove adapted to the first limiting portion 32 and the second limiting portion 33. Therefore, when the first limiting portion 32 or the second limiting portion 33 passes through along the circumferential direction of the roller, the first limiting portion 32 or the second limiting portion 33 can be partially accommodated in the annular groove, and is limited by the annular groove, so that the movement of the first limiting portion 32 or the second limiting portion 33 can be prevented from being inclined, and the movement stability of the drawer 20 can be further ensured.

Further, on the basis of the above embodiment, the guide member 40 is provided with the guide groove 41 extending along the drawing direction of the drawer 20, and the mounting member 21 is a rib extending along the side edge of the drawer 20, and the rib is slidably disposed in the guide groove 41. Specifically, as shown in fig. 3 and 4, the guide member 40 includes a mounting plate fixed to the inner wall of the cabinet 10, and two guide bars provided on the mounting plate, the two guide bars being spaced apart from each other in the up-down direction and extending in the drawing direction of the drawer 20, and a guide groove 41 being formed between the two guide bars. Correspondingly, two sides of the bottom of the drawer 20 are respectively provided with a protruding rib extending along the side edge, wherein the stopping portion 31 can be disposed at the front end of the guiding bar located at the lower side, the first limiting portion 32 and the second limiting portion 33 are disposed at the bottom of the protruding rib at intervals, and the second limiting portion 33 is located at the rear side of the first limiting portion 32. The drawer 20 can be installed on the inner container 10 by pushing the rib into the guide groove 41 along the opening of the guide groove 41, and the installation process is simple. When the drawer 20 is pulled out, the stopping portion 31 can be in limit fit with the first limiting portion 32 or the second limiting portion 33, and the structure is simple and the cost is low.

The utility model further provides a refrigerator which comprises a refrigerator drawer anti-condensation structure, the specific structure of the refrigerator drawer anti-condensation structure refers to the embodiments, and the refrigerator adopts all the technical schemes of all the embodiments, so that the refrigerator at least has all the beneficial effects brought by the technical schemes of the embodiments, and the detailed description is omitted.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a condensation structure is prevented to refrigerator drawer which characterized in that includes:

a box liner;

2. The refrigerator drawer anti-condensation structure of claim 1, wherein the first drawing distance is 12cm to 16 cm.

3. The refrigerator drawer anti-condensation structure of claim 2, wherein the first drawing distance is 14.5cm to 15.5 cm.

4. The refrigerator drawer condensation preventing structure as claimed in claim 1, wherein the drawer does not exceed a position of the refrigerating chamber door body in a closed state at the first drawing distance.

5. The refrigerator drawer condensation preventing structure as claimed in claim 1, wherein two opposite inner walls of the cabinet liner are respectively provided with a guide member, two opposite sides of the drawer are respectively provided with a mounting member, and the guide member is movably connected with the mounting member so that the drawer can be drawn and pulled along a predetermined track.

6. The refrigerator drawer anti-condensation structure as claimed in claim 5, wherein the limiting unit is disposed on at least one side of the cabinet liner engaged with the drawer, the limiting unit includes a stopping portion and a first limiting portion, the stopping portion is disposed on the guide member, the first limiting portion is disposed on the mounting member, and the stopping portion is in limiting abutment with the first limiting portion when the drawer is at the first withdrawal distance.

7. The refrigerator drawer anti-condensation structure according to claim 6, wherein the limiting unit further comprises a second limiting portion disposed on the mounting member, the second limiting portion is disposed at a rear side of the first limiting portion at an interval, and when the pulling force applied to the drawer reaches a preset value, the first limiting portion can pass over the stopping portion until the stopping portion is in limiting abutment with the second limiting portion.

8. The refrigerator drawer anti-condensation structure as claimed in claim 7, wherein the first and/or second position-limiting portion is disposed in a convex arc surface with respect to the stop portion.

9. The refrigerator drawer anti-condensation structure of claim 7, wherein said stopper is a roller rotatably mounted on said guide.

10. The refrigerator drawer anti-condensation structure according to claim 9, wherein an annular groove adapted to the first and second position-limiting portions is formed on an outer circumferential surface of the roller.

11. The refrigerator drawer anti-condensation structure according to any one of claims 5 to 10, wherein the guide member is provided with a guide groove extending in the drawing direction of the drawer, and the mounting member is a rib extending along a side edge of the drawer, the rib being slidably provided in the guide groove.

12. A refrigerator comprising the refrigerator drawer anti-condensation structure of any one of claims 1 to 11.