CN107166864B

CN107166864B - Drawer structure of refrigerator

Info

Publication number: CN107166864B
Application number: CN201710558169.2A
Authority: CN
Inventors: 陈光勤; 鲍相如; 王俊玲
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2017-07-10
Filing date: 2017-07-10
Publication date: 2020-06-23
Anticipated expiration: 2037-07-10
Also published as: CN107166864A

Abstract

The invention discloses a refrigerator drawer structure, relates to the technical field of storage equipment, and can solve the problems that an upper drawer is opened when not required to be opened, the noise generated in the push-pull process is high, the lower drawer is abraded, the operation is inconvenient, the normal use of the upper drawer is influenced, the air flow circulation is not facilitated and the like due to the fact that the upper drawer depends on the lower drawer in the existing refrigerator drawer structure. The refrigerator drawer structure comprises a box body, wherein one side of the box body is provided with an opening, a plurality of layers of drawers which can be pulled out or pushed in through the opening are arranged in the box body, and an air supply opening is formed in the position, corresponding to each drawer, on the rear wall of the box body; the drawer type drawer separating box is characterized in that a sliding door is arranged at the opening, the drawer located at the bottommost layer is connected with the sliding door, the sliding door can be pushed and pulled along the depth direction of the box body to open or close the opening, and a supporting unit used for supporting the drawer which is not at the bottommost layer is arranged on the inner wall of the box body, so that the drawers at two adjacent layers are separated. The invention is used for storing articles.

Description

Drawer structure of refrigerator

Technical Field

The invention relates to the technical field of storage equipment, in particular to a drawer structure of a refrigerator.

Background

In daily life, a drawer structure of a refrigerator is often used to store articles.

Fig. 1 and 2 are both refrigerator drawer structures in the prior art, and include that one side is equipped with open-ended box 01, be equipped with the two-layer drawer that the accessible opening was pulled out or was impelled in the box 01, and the opening part is equipped with push-and-pull door 02, and lower floor's drawer 03 is connected with push-and-pull door 02, and upper drawer 04 sets up on two borders 031 of lower floor's drawer 03 through the supporting part 041 one-to-one of both sides, and push-and-pull door 02 can be followed the degree of depth direction push-and-pull of box.

Among the above-mentioned refrigerator drawer structure, because the supporting part one-to-one that the upper drawer passes through both sides sets up on two borders of lower floor's drawer, the upper drawer relies on lower floor's drawer promptly, consequently can cause following problem:

1. the lower drawer can drive the upper drawer to move together when being pushed and pulled along with the sliding door, so that the upper drawer can be opened when not being opened, and cold air is leaked; on the other hand, the upper drawer can slide on the lower drawer, so that the noise generated in the pushing and pulling process is high, and the lower drawer can be abraded; in the third aspect, when taking and placing the articles in the lower drawer, the upper drawer needs to be pushed for a certain distance, and the articles can be taken and placed only by leaving the opening of the lower drawer, so that the operation is inconvenient;

2. when the lower drawer is damaged or taken out of the box body, the normal use of the upper drawer can be influenced;

3. the upper drawer covers the opening of the lower drawer, which is not favorable for cold air circulation and can affect the performance of the refrigerator.

Disclosure of Invention

The embodiment of the invention provides a refrigerator drawer structure, which can solve the problems that an upper drawer is opened when not required to be opened, noise generated in the push-pull process is high, the lower drawer is abraded, the operation is inconvenient, the normal use of the upper drawer is influenced, the air flow circulation is not facilitated and the like due to the fact that the upper drawer depends on the lower drawer in the existing refrigerator drawer structure.

In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:

a drawer structure of a refrigerator comprises a box body, wherein an opening is formed in one side of the box body, a plurality of layers of drawers which can be pulled out or pushed in through the opening are arranged in the box body, and an air supply opening is formed in the position, corresponding to each drawer, on the rear wall of the box body; the drawer type drawer separating box is characterized in that a sliding door is arranged at the opening, the drawer located at the bottommost layer is connected with the sliding door, the sliding door can be pushed and pulled along the depth direction of the box body to open or close the opening, and a supporting unit used for supporting the drawer which is not at the bottommost layer is arranged on the inner wall of the box body, so that the drawers at two adjacent layers are separated.

According to the drawer structure of the refrigerator provided by the embodiment of the invention, the supporting unit for supporting the drawer which is not the bottommost layer is arranged on the inner wall of the box body, so that the adjacent two layers of drawers are separated, namely the upper layer drawer does not depend on the lower layer drawer, and therefore the upper layer drawer cannot be driven to move together when the lower layer drawer is pushed and pulled, on one hand, the problem that the upper layer drawer is opened when the upper layer drawer is not required to be opened is avoided, on the other hand, the problems that the upper layer drawer slides on the lower layer drawer to cause large noise and abrasion to the lower layer drawer in the pushing and pulling process, and on the third hand, the upper layer drawer does not need to be pushed for a certain distance when articles in the lower layer drawer are; in addition, the upper drawer does not depend on the lower drawer, so that the normal use of the upper drawer cannot be influenced when the lower drawer is damaged or taken out of the box body, the gap between the upper drawer and the lower drawer can be increased, the upper drawer is prevented from covering the opening of the lower drawer, and the air flow circulation is smooth.

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 drawings without creative efforts.

FIG. 1 is a schematic diagram of a drawer structure of a refrigerator in the prior art;

FIG. 2 is a schematic view of another prior art refrigerator drawer configuration;

FIG. 3 is a schematic view of a drawer structure of a refrigerator according to an embodiment of the present invention;

FIG. 4 is an exploded view of FIG. 3;

FIG. 5 is a schematic view of the housing of FIG. 4;

FIG. 6 is a schematic view of the rear wall of the case of FIG. 4;

FIG. 7 is a schematic view of the second bracket of FIG. 4;

FIG. 8 is a schematic view of the non-bottommost drawer of FIG. 4;

FIG. 9 is an enlarged view of the portion M of FIG. 8;

FIG. 10 is an enlarged view of the portion N of FIG. 8;

FIG. 11 is a schematic view of the first bracket of FIG. 4;

FIG. 12 is an enlarged view of the portion X of FIG. 11;

FIG. 13 is an enlarged view of the Y-section of FIG. 11;

FIG. 14 is a schematic view of a non-bottommost drawer assembled with a first bracket in a drawer configuration for a refrigerator according to an embodiment of the present invention;

FIGS. 15a to 15g are schematic views illustrating an assembling process of a non-bottommost drawer and a first bracket in a drawer structure of a refrigerator according to an embodiment of the present invention;

fig. 16 is a schematic view of the assembled sliding door and third bracket in the drawer structure of the refrigerator according to the embodiment of the present invention;

FIG. 17 is a partial view of the extension rail of the sliding door in the drawer configuration of the refrigerator according to the embodiment of the present invention;

FIG. 18 is a schematic view of the third bracket of FIG. 16;

fig. 19 is a partially enlarged view of fig. 14.

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 partial embodiments of the present invention, and not full 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.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are 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 one or more of that feature. In the description of the present invention, "multi-layer" means two or more layers unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 3 to 18 show a specific embodiment of a drawer structure of a refrigerator according to an embodiment of the present invention, the drawer structure of the refrigerator in this embodiment includes a box 1 having an opening a on one side, a plurality of drawers 2 that can be pulled out or pushed in through the opening a are disposed in the box 1, and an air supply opening 12 is disposed on a rear wall 14 of the box 1 corresponding to each drawer 2; opening A department is equipped with push-and-pull door 3, and the drawer 2b that is located the bottommost layer is connected with push-and-pull door 3, and push-and-pull door 3 can be followed the degree of depth direction push-and-pull of box 1 and in order to open or close opening A, is equipped with the support element 4 that is used for supporting non-bottommost drawer 2a on the inner wall of box 1 to make the drawer 2 separation of adjacent two-layer.

According to the drawer structure of the refrigerator provided by the embodiment of the invention, the supporting unit 4 for supporting the drawer 2a which is not the bottommost layer is arranged on the inner wall of the box body 1, so that the adjacent two layers of drawers 2 are separated, namely the upper layer drawer does not depend on the lower layer drawer, and therefore, the upper layer drawer cannot be driven to move together when the lower layer drawer is pushed and pulled, on one hand, the problem that the upper layer drawer is opened when not being opened is avoided, on the other hand, the problems that the upper layer drawer slides on the lower layer drawer to cause large noise and abrasion to the lower layer drawer in the pushing and pulling process, and on the third hand, the upper layer drawer does not need to be pushed for a certain distance when taking and placing objects in the lower layer drawer; in addition, the upper drawer does not depend on the lower drawer and can not influence the normal use of the upper drawer when the lower drawer is damaged or taken out from the box body 1, and the gap between the upper drawer and the lower drawer can be increased so as to prevent the upper drawer from covering the opening of the lower drawer, thereby enabling the air flow circulation to be smoother.

The embodiment of support unit 4 has a variety of, for example, support unit 4 can include two brace rods (not shown in the figure) that are fixed in on the box 1 inner wall along box 1 depth direction, the outer end of drawer 2a needs to be held after drawer 2a is pulled out this moment, just can prevent that drawer 2a from dropping, inconvenient use, therefore the preferred support unit 4 of this embodiment includes two telescopic rail along box 1 depth direction setting, telescopic rail's fixed part 41 and box 1's interior wall connection, telescopic rail's movable part 42 is connected with corresponding drawer 2a, need not to hold drawer 2a and also can prevent that drawer 2a from dropping after drawer 2a is pulled out like this, thereby made things convenient for the use.

In order to facilitate the disassembly and assembly of the drawer 2a, the drawer 2a is preferably clamped with the movable part 42 of the telescopic guide rail through the clamping structure 5 in the embodiment, but because the telescopic guide rail is directly bought for use, the clamping structure 5 is not convenient to mold on the telescopic guide rail, so that the first support 6 is arranged on the movable part 42 of the two telescopic guide rails, the first support 6 is clamped with the corresponding drawer 2a through the clamping structure 5, the clamping structure 5 can be prevented from being molded on the telescopic guide rail, and the disassembly and assembly of the drawer 2a are facilitated.

Specifically, referring to fig. 8 to 14, the clamping structure 5 includes a first hook 51 and a first slot 52 clamped to each other, and a positioning column 53 and a positioning hole 54 positioned in a matching manner, the positioning column 53 and the positioning hole 54 are located on one side of the first hook 51 and the first slot 52 along the depth direction of the box body 1, one of the first hook 51 and the first slot 52 is disposed on the drawer 2a, the other is disposed on the first support 6, one of the positioning column 53 and the positioning hole 54 is disposed on the drawer 2a, and the other is disposed on the first support 6. When the drawer 2a is installed, the first hook 51 can be inserted into the first engaging groove 52, then the drawer 2a is moved along the depth direction of the box body 1, so that the first hook 51 is engaged with the first engaging groove 52, the positioning column 53 is aligned with the positioning hole 54, and finally one end of the drawer 2a close to the positioning column 53 and the positioning hole 54 is pressed, so that the positioning column 53 is inserted into the positioning hole 54; in the embodiment, the positioning column 53 and the positioning hole 54 are mutually matched to prevent the first hook 51 from moving in the first engaging groove 52 along the depth direction of the box body 1, so that the first hook 51 is prevented from being separated from the first engaging groove 52, and the drawer 2a is prevented from swinging relative to the first bracket 6 along the depth direction of the box body 1.

Furthermore, the positioning column 53 and the positioning hole 54 are located at one side of the first hook 51 and the first slot 52 far from the back wall 14 of the box body 1, so that when the drawer 2a is installed, one end of the drawer 2a close to the back wall 14 of the box body 1 can be installed first, and then one end of the drawer 2a far from the back wall 14 of the box body 1 can be installed, so as to facilitate the installation of the drawer 2a, the clamping structure 5 further comprises a second hook 55 and a second slot 56 which are clamped with each other, one of the second hook 55 and the second slot 56 is arranged on the drawer 2a, and the other one is arranged on the first bracket 6, and the second hook 55 and the second slot 56 are located at one side of the first hook 51 and the first slot 52 far from the back wall 14 of the box body 1, so that when a user carelessly lifts the end of the drawer 2a far from the back wall 14 of the box body 1, the clamping action of the second hook 55 and the second slot 56, thereby preventing the drawer 2a from being separated from the first supporter 6.

Referring to fig. 15a to 15g, an elastic ring 57 is sleeved on the first hook 51 at a position inside the first locking groove 52, the elastic ring 57 may be made of rubber material, preferably, the first hook 51, the second hook 55 and the positioning post 53 are all disposed on the drawer 2a, and the first locking groove 52, the second locking groove 56 and the positioning hole 54 are all disposed on the first bracket 6; when the drawer 2a is installed, firstly, the elastic ring 57 is sleeved on the first hook 51, then the first hook 51 on the drawer 2a is aligned with the first slot 52 on the first bracket 6 and inserted downwards, as shown in fig. 15a, at this time, the second hook 55 is not aligned with the second slot 56, the positioning post 53 is not aligned with the positioning hole 54, as shown in fig. 15b, then the drawer 2a is pushed leftwards to compress the elastic ring 57, as shown in fig. 15c, until the second hook 55 is aligned with the second slot 56, as shown in fig. 15d, then the right end of the drawer 2a is pressed to insert the second hook 55 into the second slot 56, as shown in fig. 15e, at this time, the positioning post 53 is deformed, and the spherical surface of the end faces the positioning hole 54, finally, under the elastic restoring force of the elastic ring 57, the drawer 2a is clamped with the second hook 55 and the second slot 56 moving rightwards, at the same time, the positioning post 53 restores its original shape and is inserted into the positioning hole 54 under the guidance of the spherical surface at the end thereof, as shown in fig. 15g, so that the drawer 2a is completely installed; when the drawer is disassembled, the right end of the drawer 2a is lifted up, so that the positioning column 53 leaves the positioning hole 54, and then the drawer 2a can be disassembled by operating in the reverse direction of the installation process. The elastic force of the elastic ring 57 abuts against the first hook 51, so that the problem that the second hook 55 and the second slot 56 are disengaged and fail due to the fact that a user unintentionally lifts the right end of the drawer 2a and pushes the right end leftwards can be prevented.

Since the first hook 51 is inserted into the first engaging groove 52, the dimension of the first hook 51 along the width direction of the box 1 is inevitably smaller than the dimension of the first engaging groove 52 along the width direction of the box 1, which causes the drawer 2a to swing along the width direction of the box 1; in order to reduce the shaking of the drawer 2a, referring to fig. 8 to 14, in this embodiment, the first bracket 6 includes a supporting wall 61 and a limiting wall 62 connected to the supporting wall 61, the supporting wall 61 is supported below the drawer 2a and is clamped with the drawer 2a through the clamping structure 5, the limiting walls 62 of the two first brackets 6 are correspondingly opposite to two side surfaces B of the drawer 2a parallel to the depth direction of the box 1 one by one, and a distance H between the limiting wall 62 and the opposite side surface B is smaller than a distance L between the first hook 51 and a first inner surface C of the first slot 52, as shown in fig. 19, the first inner surface C is an inner surface of the first slot 52 close to the corresponding limiting wall 62, so that the limiting wall 62 can play a certain role in limiting the shaking of the drawer 2a along the width direction of the box 1, thereby reducing the shaking of the drawer 2a along the width direction of the box 1.

On the basis of the above embodiment, in this embodiment, the top end of the side of the limiting wall 62 far away from the drawer 2a is provided with the fixed wall 63, and the fixed wall 63 is fixed above the movable portion 42 of the telescopic guide rail, that is, the first bracket 6 of this embodiment is fixed with the movable portion 42 of the telescopic guide rail through the fixed wall 63, compared with the case that the first bracket is fixed with the movable portion 42 of the telescopic guide rail through the supporting wall 61 or the limiting wall 62, the height dimension of the drawer structure of the refrigerator can be reduced in this embodiment, and simultaneously the supporting effect of the supporting wall 61 on the drawer 2a and the limiting effect of the limiting wall 62 on the drawer 2a can. Preferably, the fixing wall 63, the restricting wall 62 and the supporting wall 61 of the first bracket 6 are bent from one integral piece into an approximately Z-shaped configuration as shown in fig. 14.

Referring to fig. 3 and 4, the drawers 2 are preferably two layers, and two drawers 2a are arranged on the upper layer and arranged along the width direction of the box body 1, so that the size of the drawer 2a on the upper layer along the width direction of the box body 1 can be reduced, thereby facilitating the separate storage or searching of articles, and reducing the strength requirement of the drawer 2a and the requirement on the injection molding equipment; be located and be equipped with second support 7 between two drawers 2a on upper strata, second support 7 is fixed in on the inner wall of box 1, and support element 4 is including being fixed in two telescopic guide on box 1 and the second support 7 respectively, can make two telescopic guide fixed more stable from this to the stability of drawer 2a support has been promoted.

Specifically, referring to fig. 4, 6 and 7, in this embodiment, a plug 71 is disposed on a surface of the second bracket 7 opposite to the rear wall 14 of the box body 1, a slot 11 is disposed on the rear wall 14 of the box body 1, and the plug 71 is fittingly inserted into the slot 11; one end of the second bracket 7 close to the opening A is connected with the top wall of the box body 1 through a screw. Compare and all be connected with box 1 through the screw with the one end that is close to box 1 back wall 14 with the one end that is close to opening A with second support 7, this embodiment only needs to be connected with box 1 through the screw with the one end that is close to opening A with second support 7, the one end that is close to box 1 back wall 14 insert the slot 11 on box 1 back wall 14 through plug 71 can, the problem that 14 department light is weak, space restriction behind box 1 has been solved to the dismouting of second support 7 has been made things convenient for. When the drawer 2a on the upper layer is integrated, the second bracket 7 is detached.

Referring to fig. 5 and 7, the inner wall of the box body 1 and the position of the second support 7 corresponding to the telescopic guide rail are provided with mounting ribs 8, the fixing portion 41 of the telescopic guide rail is fixed in a groove 81 on the mounting ribs 8 through screws, the upper wall and the lower wall of the groove 81 can limit the fixing portion 41 of the telescopic guide rail, so that the mounting of the fixing portion 41 of the telescopic guide rail is facilitated, the lower wall of the groove 81 can support the fixing portion 41 of the telescopic guide rail, and the force received by the screws is reduced.

Because the size of the lowest drawer 2b is larger, two air supply outlets 12 are arranged on the rear wall 14 of the box body 1 corresponding to the position of the lowest drawer 2 b; in addition, the air door (not shown) arranged at the air supply outlet 12 can also adjust the air quantity sent into the drawer 2, so that the purpose of controlling the temperature in the drawer 2 according to the requirement is achieved.

Referring to fig. 4 and 16 to 18, the sliding door 3 is pushed and pulled by the telescopic guide 9, specifically, the box 1 is provided with a fixing rib 13 for fixing the telescopic guide 9 of the sliding door 3, a fixing portion 91 of the telescopic guide 9 of the sliding door 3 is fixed on the fixing rib 13, a movable portion 92 of the telescopic guide 9 of the sliding door 3 is connected with the sliding door 3 by a third bracket 10, one end of the third bracket 10 close to the sliding door 3 is connected with the sliding door 3 by a screw (a screw hole 203 is shown in fig. 18), a position of the third bracket 10 matching with the movable portion 92 of the telescopic guide 9 of the sliding door 3 is connected by a buckle structure (including a tongue-shaped buckle 201 arranged on the telescopic guide 9 of the sliding door 3 and a clamping hole 202 arranged on the third bracket 10) and a screw (a screw hole 204 is shown in fig. 17 and 18), a 2b of the bottom drawer is overlapped on the telescopic guide 9 of the sliding door 3, because the upper drawer does not depend on the lower drawer in the embodiment of the invention, the weight of the upper drawer is not applied to the telescopic guide rail 9 of the sliding door 3, thereby reducing the strength requirement on the telescopic guide rail 9 of the sliding door 3.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A drawer structure of a refrigerator comprises a box body, wherein an opening is formed in one side of the box body, a plurality of layers of drawers which can be pulled out or pushed in through the opening are arranged in the box body, and an air supply opening is formed in the position, corresponding to each drawer, on the rear wall of the box body; the opening is provided with a sliding door, the drawer positioned at the bottommost layer is connected with the sliding door, and the sliding door can be pushed and pulled along the depth direction of the box body to open or close the opening;

the supporting unit comprises two telescopic guide rails arranged along the depth direction of the box body, first supports are arranged on the movable parts of the two telescopic guide rails, and the first supports are clamped with the corresponding drawers through clamping structures;

the clamping structure comprises a first clamping hook and a first clamping groove which are clamped with each other, and a positioning column and a positioning hole which are positioned in a matched mode, wherein the positioning column and the positioning hole are positioned on one side of the first clamping hook and the first clamping groove along the depth direction of the box body;

first support including support wall and with support wall connection's spacing wall, support the wall support in the below of drawer, and with the drawer passes through joint structure joint, two first support spacing wall with be on a parallel with on the drawer two side one-to-one of the depth direction of box are relative, just spacing wall and relative distance between the side is less than first pothook with distance between the first internal surface of first draw-in groove.

2. The drawer structure of claim 1, wherein the positioning post and the positioning hole are located on a side of the first hook and the first engaging groove away from the rear wall of the box body, the engaging structure further comprises a second hook and a second engaging groove engaged with each other, one of the second hook and the second engaging groove is located on the drawer, the other one of the second hook and the second engaging groove is located on the first bracket, and the second hook and the second engaging groove are located on a side of the first hook and the first engaging groove away from the rear wall of the box body.

3. The drawer structure of claim 2, wherein an elastic ring is sleeved on the first hook at a position inside the first slot.

4. The drawer structure of the refrigerator as claimed in claim 1, wherein a fixed wall is provided at a top end of one side of the limiting wall away from the drawer, and the fixed wall is fixed above the movable portion of the telescopic rail.

5. The refrigerator drawer structure according to any one of claims 1 to 4, wherein the number of the drawers is two, two drawers are located on an upper layer, and are arranged in a width direction of the box body, a second bracket is provided between the two drawers located on the upper layer, the second bracket is fixed to an inner wall of the box body, and the support unit includes two telescopic guide rails fixed to the box body and the second bracket, respectively.

6. The drawer structure of the refrigerator as claimed in claim 5, wherein a plug is provided on a surface of the second bracket opposite to the rear wall of the cabinet, and a slot is provided on the rear wall of the cabinet, and the plug is fittingly inserted into the slot;

one end of the second bracket, which is close to the opening, is connected with the top wall of the box body through a screw.