CN210663554U

CN210663554U - Refrigerator door antifriction device

Info

Publication number: CN210663554U
Application number: CN201921323059.9U
Authority: CN
Inventors: 鲍敏; 李乾坤; 张魁仓; 田亚明
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-06-02
Anticipated expiration: 2029-08-15

Abstract

The utility model discloses a refrigerator door body antifriction device relates to refrigerator technical field. The utility model discloses refrigerator body and refrigerator door body, installation antifriction device between refrigerator body and the refrigerator door body; the upper end and the lower end of the refrigerator door body are respectively provided with a decorative strip; a hinge is fixedly arranged on one side edge of the refrigerator body; the decorative strip is provided with a circular groove; a plurality of rectangular grooves are annularly and uniformly distributed on the side wall of the circular groove; the antifriction device comprises a rotating shaft rotatably arranged on the hinge and an antifriction structure arranged on the decorative strip; the antifriction structure comprises an outer shaft sleeve, an inner shaft sleeve and a plurality of rolling bodies which are arranged between the outer shaft sleeve and the inner shaft sleeve in a rolling way; the rotating shaft is fixedly connected with the inner shaft sleeve; the flange steps fixed on the periphery of the rotating shaft support the inner shaft sleeve. The utility model discloses an installation hinge on the refrigerator body and installation antifriction structure on the refrigerator door body; the rotating shaft on the hinge is rotatably installed with the inner shaft sleeve of the antifriction structure, so that the resistance of the refrigerator door body in the opening process is reduced, the refrigerator door body is convenient to open, and the refrigerator door body is labor-saving and convenient to use.

Description

Refrigerator door antifriction device

Technical Field

The utility model belongs to the technical field of the refrigerator, especially, relate to a refrigerator door body antifriction device.

Background

With the rapid development of science and technology and the application in life, humanized and intelligent design is the development trend in recent years, and humanized and intelligent design of household appliances brings convenience to the daily life of consumers. The door body switch of the existing refrigerator is mainly composed of a hinge, a self-locking piece, a limiting piece and the like through being respectively installed on a structure, wherein the hinge is fixed on a refrigerator body, the self-locking piece and the limiting piece are fixed on a refrigerator door body, and a hinge shaft is inserted into a rotating shaft of the self-locking piece so as to realize the opening and closing of the refrigerator door body. The hinge and the self-locking piece are excessively assembled, and the matching resistance of the hinge shaft and the shaft hole of the limiting block is large, so that the resistance of opening and closing the door body is large, and the smoothness is poor; particularly, after the refrigerator is refrigerated, the temperature in the refrigerator is low, in addition, the refrigerator body is in a closed environment, and the air pressure in the refrigerator is smaller than the external atmospheric pressure, so that the problem that the additional resistance generated by the negative pressure is large when the door is opened is caused, and a user can open the door body by large force.

The utility model provides a refrigerator door body antifriction device, a hinge is arranged on a refrigerator body, and an antifriction structure is arranged on the refrigerator door body; the rotating shaft on the hinge is rotatably installed with the inner shaft sleeve of the antifriction structure, so that the resistance of the refrigerator door body in the opening process is reduced, and the refrigerator door body is convenient to open.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a refrigerator door body antifriction device, which is characterized in that hinges are arranged on a refrigerator body, and an antifriction structure is arranged on the refrigerator door body; the rotating shaft on the hinge is rotatably installed with the inner shaft sleeve of the antifriction structure, so that the problem of large resistance when the refrigerator door body is opened is solved.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a refrigerator door body antifriction device, which comprises a refrigerator body and a refrigerator door body, wherein the antifriction device is arranged between the refrigerator body and the refrigerator door body; the upper end and the lower end of the refrigerator door body are respectively provided with a decorative strip; a hinge is fixedly arranged on one side edge of the refrigerator body; the decorative strip is provided with a circular groove; a plurality of rectangular grooves are annularly and uniformly distributed on the side wall of the circular groove;

the antifriction device comprises a rotating shaft rotatably arranged on the hinge and an antifriction structure arranged on the decorative strip; the antifriction structure comprises an outer shaft sleeve, an inner shaft sleeve and a plurality of rolling bodies which are arranged between the outer shaft sleeve and the inner shaft sleeve in a rolling way, wherein the rolling bodies can be balls or rolling needles; the outer wall of the outer shaft sleeve is matched with the inner wall of the circular groove; a plurality of convex blocks which are correspondingly matched with the rectangular grooves are annularly and uniformly distributed on the outer wall of the outer shaft sleeve;

the rotating shaft is fixedly connected with the inner shaft sleeve; the flange steps fixed on the periphery of the rotating shaft support the inner shaft sleeve.

Preferably, the rotating shaft and the flange step are of an integral structure; the bottom end of the flange step is fixed on the hinge; the diameter of the flange step is larger than the outer diameter of the inner shaft sleeve and smaller than the inner diameter of the outer shaft sleeve.

Preferably, the decorative strips at the upper end and the lower end of the refrigerator door body are an upper decorative strip and a lower decorative strip respectively; the hinge corresponding to the upper decorative strip is an upper hinge, and the hinge corresponding to the lower decorative strip is a lower hinge; the rotating shaft on the upper hinge is fixed on the lower bottom surface of the upper hinge; and the rotating shaft on the lower hinge is fixed on the upper bottom surface of the lower hinge.

Preferably, when the refrigerator is of a split four-door structure, the upper refrigerator door body and the lower refrigerator door body on the same side share one hinge, namely the hinge; at the moment, two ends of the rotating shaft on the common hinge respectively extend out of the upper side and the lower side of the common hinge; one end extending out of the upper side of the common hinge is connected with an antifriction structure on a lower decorative strip of the upper refrigerator door body; one end extending out of the lower side of the common hinge is connected with an antifriction structure of an upper decorative strip of the lower refrigerator door body.

The utility model discloses an aspect has following beneficial effect:

1. the utility model discloses an installation hinge on the refrigerator body and installation antifriction structure on the refrigerator door body; the rotating shaft on the hinge is rotatably installed with the inner shaft sleeve of the antifriction structure, so that the resistance of the refrigerator door body in the opening process is reduced, the refrigerator door body is convenient to open, and the refrigerator door body is labor-saving and convenient to use;

2. the utility model discloses the fixed flange step of well pivot week side supports interior axle sleeve, avoids the unstable problem that the relative outer axle sleeve relative slip of interior axle sleeve leads to.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is a schematic structural view of the refrigerator door body antifriction device of the utility model when the hinge is positioned between the upper and lower refrigerator door bodies;

FIG. 2 is an enlarged view of B in FIG. 1;

FIG. 3 is a schematic structural view of the antifriction structure installed on the top of the refrigerator body according to the present invention;

fig. 4 is an enlarged view of a in fig. 3.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "middle", "length", "inner", etc. indicate positional or orientational relationships and are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, the utility model relates to a refrigerator door body antifriction device, which comprises a refrigerator body 1 and a refrigerator door body 2, wherein the antifriction device is arranged between the refrigerator body 1 and the refrigerator door body 2; the upper end and the lower end of the refrigerator door body 2 are respectively provided with a decorative strip 21; a hinge 11 is fixedly arranged at the edge of one side of the refrigerator body 1; the decorative strip 21 is provided with a circular groove 12; a plurality of rectangular grooves 121 are annularly and uniformly distributed on the side wall of the circular groove 12;

the antifriction device comprises a rotating shaft 4 rotatably arranged on the hinge 11 and antifriction structures arranged on the decorative strips 21; the antifriction structure comprises an outer shaft sleeve 31, an inner shaft sleeve 32 and a plurality of rolling bodies 33 which are arranged between the outer shaft sleeve 31 and the inner shaft sleeve 32 in a rolling way; the rolling elements 33 can be balls or needles; the outer wall of the outer shaft sleeve 31 is matched with the inner wall of the circular groove 12; a plurality of convex blocks 311 which are matched with the rectangular grooves 121 correspondingly are annularly and uniformly distributed on the outer wall of the outer shaft sleeve 31;

the rotating shaft 4 is fixedly connected with the inner shaft sleeve 32; a flange step 41 fixed on the circumferential side of the rotating shaft 4 supports the inner hub 32.

Wherein, the rotating shaft 4 and the flange step 41 are of an integral structure; the bottom end of the flange step 41 is fixed on the hinge 11; the diameter of the flange step 41 is larger than the outer diameter of the inner shaft sleeve 32 and smaller than the inner diameter of the outer shaft sleeve 31;

wherein, the decorative strips 21 at the upper and lower ends of the refrigerator door body 2 are respectively an upper decorative strip and a lower decorative strip; the hinge corresponding to the upper decorative strip is an upper hinge, and the hinge corresponding to the lower decorative strip is a lower hinge; the rotating shaft 4 on the upper hinge is fixed on the lower bottom surface of the upper hinge; and a rotating shaft 4 on the lower hinge is fixed on the upper bottom surface of the lower hinge.

When the refrigerator is of a split four-door structure, the upper refrigerator door body and the lower refrigerator door body on the same side share one hinge, namely the hinge; at the moment, two ends of the rotating shaft 4 on the common hinge respectively extend out of the upper side and the lower side of the common hinge; one end extending out of the upper side of the common hinge is connected with an antifriction structure on a lower decorative strip of the upper refrigerator door body; one end extending out of the lower side of the common hinge is connected with an antifriction structure of an upper decorative strip of the lower refrigerator door body.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A refrigerator door body antifriction device comprises a refrigerator body (1) and a refrigerator door body (2), and is characterized in that the antifriction device is arranged between the refrigerator body (1) and the refrigerator door body (2); the upper end and the lower end of the refrigerator door body (2) are respectively provided with a decorative strip (21); a hinge (11) is fixedly arranged at the edge of one side of the refrigerator body (1); the decorative strip (21) is provided with a circular groove (12); a plurality of rectangular grooves (121) are annularly and uniformly distributed on the side wall of the circular groove (12);

the antifriction device comprises a rotating shaft (4) rotatably mounted on the hinge (11) and an antifriction structure mounted on the decorative strip (21); the antifriction structure comprises an outer shaft sleeve (31), an inner shaft sleeve (32) and a plurality of rolling bodies (33) which are arranged between the outer shaft sleeve (31) and the inner shaft sleeve (32) in a rolling way; the outer wall of the outer shaft sleeve (31) is matched with the inner wall of the circular groove (12); a plurality of lugs (311) which are correspondingly matched with the rectangular grooves (121) are annularly and uniformly distributed on the outer wall of the outer shaft sleeve (31);

the rotating shaft (4) is fixedly connected with the inner shaft sleeve (32); the flange step (41) fixed on the peripheral side of the rotating shaft (4) supports the inner shaft sleeve (32).

2. The refrigerator door body antifriction apparatus according to claim 1, characterized in that the rotary shaft (4) and the flange step (41) are of an integral structure; the bottom end of the flange step (41) is fixed on the hinge (11); the diameter of the flange step (41) is larger than the outer diameter of the inner shaft sleeve (32) and smaller than the inner diameter of the outer shaft sleeve (31).