CN211316715U

CN211316715U - Refrigerator hinge assembly and refrigerator with same

Info

Publication number: CN211316715U
Application number: CN201922135037.6U
Authority: CN
Inventors: 张魁仓; 鲍敏; 李乾坤
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-08-21
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a refrigerator hinge subassembly and have its refrigerator relates to refrigerator technical field. The utility model comprises a hinge, a first door closer, a limiting block and a second door closer; a pivot shaft is arranged on the hinge; a first shaft hole matched with the pivot shaft is formed in the first door closer; a second shaft hole matched with the pivot shaft is formed in the second door closer; the first door closer is provided with a first base surface, the periphery of the first base surface is square, and N first bosses are arranged on the first base surface; the second door closer sets up the second base surface, and the periphery of second base surface is square, sets up a N second boss on the second base surface. The utility model discloses simple structure is reliable, with low costs, do not change current mounting process, and the resistance of opening, closing the door is little, can realize that the door body is spacing at 90 stable, and does not rebound when the angle of opening the door the biggest.

Description

Refrigerator hinge assembly and refrigerator with same

Technical Field

The utility model belongs to the technical field of refrigerator device, especially, relate to a refrigerator hinge subassembly and have its refrigerator.

Background

The existing refrigerator door body is opened and closed through a structural form of a hinge. For the refrigerator adopting gravity self-locking, the general hinge assembly comprises a hinge, a limiting structure and a door closer structure, wherein the door closer is of a pair of cam structures, one cam structure is fixed on the door body, the other cam structure is fixed on the box body, and the door body is closed at a large angle by utilizing the self weight of the door body. The existing door closer structure is used for limiting the door opening at the maximum door opening angle, and the risk that a door body impacts a cabinet exists when a refrigerator is embedded into the cabinet; when the door is closed, no limit exists, and when the door is opened to the maximum angle, the door body rebounds; and the door closer is mostly in face-to-face contact in the door body motion process, and the resistance is great, takes place the problem that the low-angle is not tight of closing the door when closing the door, seriously influences user experience.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a refrigerator hinge subassembly and have its refrigerator aims at solving among the prior art to the door body 90 do not have spacing or spacing not enough, the door body bounce-back and the big problem of switch door resistance after opening the door the maximum angle.

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

the utility model relates to a refrigerator hinge assembly, which comprises a hinge, a first door closer, a limiting block and a second door closer; a pivot shaft is arranged on the hinge; a first shaft hole matched with the pivot shaft is formed in the first door closer; a second shaft hole matched with the pivot shaft is formed in the second door closer; the first door closer is provided with a first base surface, the periphery of the first base surface is square, and N first bosses are arranged on the first base surface; the second door closer is provided with a second base surface, the periphery of the second base surface is square, and N second bosses are arranged on the second base surface.

Furthermore, a first accommodating groove is formed between two adjacent first bosses, and a square groove is formed on the upper surfaces of the first accommodating groove and the first bosses; the first boss comprises a first arc surface positioned at the top, and a first inclined surface A and a first inclined surface B which are positioned on two sides of the first arc surface.

Furthermore, a second accommodating groove is formed between two adjacent second bosses; the second boss comprises a second cambered surface positioned at the top, and a second inclined surface A and a second inclined surface B which are positioned on two sides of the second cambered surface.

Furthermore, the hinge comprises a first base plate and a second base plate which are arranged in an L shape, the pivot shaft is arranged on the first base plate, and a plurality of first fixing holes are formed in the second base plate.

Further, the value range of N is 3-10.

Furthermore, the limiting block comprises a fixing plate and a baffle arranged on one side of the fixing plate, and a plurality of second fixing holes are formed in the fixing plate.

Furthermore, a shaft sleeve matched with the pivot shaft is arranged on the second door closer positioned at the second shaft hole.

Further, the first boss 323 height of the first door closer 32 is greater than the second boss 332 height of the second door closer 33; and the height difference is 0.5-5 mm.

A refrigerator comprises a refrigerator body, a refrigerator door and a refrigerator hinge assembly; the hinge is fixed at the bottom of the box body, and the limiting block is arranged on the bottom side surface of the box door; and a door trim strip which is matched with the limiting block and the second door closer for installation is arranged on the bottom side surface of the box door.

The utility model discloses following beneficial effect has:

the utility model discloses simple structure is reliable, with low costs, do not change current mounting process, and the resistance of opening, closing the door is little, can realize that the door body is spacing at 90 stable, and does not rebound when the angle of opening the door the biggest.

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 view of the explosion structure of the door trim and hinge installation of the present invention;

FIG. 2 is a schematic view of the hinge of the present invention;

FIG. 3 is a schematic view showing the first and second door closers of the refrigerator according to the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a schematic view showing the first and second door closers of the refrigerator in a 90 degree open state;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

fig. 7 is a schematic structural view of a first door closer of the present invention;

fig. 8 is a schematic structural view of a second door closer of the present invention;

in the figure: 1, a box body; 2, a door body; 21 a door trim; 3, a hinge; 31, a hinge; 311 a pivotal axis; 32 a first door closer; 321 a first base surface; 322 a first receiving groove; 3221 a first slope A; 3222 a first slope B; 3223 a first cambered surface; 323 a first boss; 324 a first shaft hole; 325 square groove; 33 a second door closer; 331 a second base surface; 332 a second boss; 3321 a second inclined plane a; 3322 a second inclined plane B; 3323 a second curved surface; 333 second accommodating groove; 334 a second shaft hole; 34 a stop block.

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", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to 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 and 3-8, the utility model relates to a refrigerator hinge assembly, which comprises a hinge 31, a first door closer 32, a limiting block 34 and a second door closer 33; a pivot shaft 311 is arranged on the hinge 31; the first door closer 32 is provided with a first shaft hole 324 matched with the pivot shaft 311; a second shaft hole 334 matched with the pivot shaft 311 is arranged on the second door closer 33; the first door closer 32 is provided with a first base surface 321, the periphery of the first base surface 321 is square, and 4 first bosses 323 are arranged on the first base surface 321; the second door closer 33 is provided with a second base surface 331, the outer periphery of the second base surface 331 is square, and 4 second bosses 332 are provided on the second base surface 331.

The problem that the second boss 332 on the second door closer 33 deviates from the first boss 323 on the first door closer 32 due to door closer assembly deviation is solved by the square arrangement of the first base surface 321 and the second base surface 331.

Preferably, a first receiving groove 322 is formed between two adjacent first bosses 323, and a square groove 325 is formed on the upper surfaces of the first receiving groove 322 and the first bosses 323; the first protrusion 323 includes a first arc surface 3223 at the top, and a first inclined surface a3221 and a first inclined surface B3222 at both sides of the first arc surface 3223.

By the arrangement of the square groove 325, the contact area of the first door closer 32 and the second door closer 33 is reduced, thereby reducing the frictional resistance.

Preferably, a second receiving groove 333 is formed between two adjacent second bosses 332; the second boss 332 includes a second arc surface 3323 at the top, and a second inclined surface a3321 and a second inclined surface B3322 on both sides of the second arc surface 3323.

The first cambered surface 3223 and the second cambered surface 3323 arranged at the tops of the first door closer 32 and the second door closer 33 can effectively improve the self-locking angle of the door body.

Preferably, the hinge 31 includes a first base plate and a second base plate arranged in an L shape, the pivot 311 is disposed on the first base plate, and the second base plate is provided with a plurality of first fixing holes.

Preferably, the limiting block 34 includes a fixing plate and a baffle plate disposed on one side of the fixing plate, and the fixing plate is provided with a plurality of second fixing holes.

Preferably, a bushing 335 cooperating with the pivot shaft 311 is provided on the second door closer 33 at the second shaft hole 334.

Preferably, the first boss 323 height of the first door closer 32 is greater than the second boss 332 height of the second door closer 33; and the height difference is 1 mm.

Referring to fig. 1-2, a refrigerator includes a box body 1, a box door 2 and a refrigerator hinge assembly 3; the hinge 31 is fixed at the bottom of the box body 1, and the limit block 34 is arranged at the bottom side surface of the box door 2. The bottom side of the door 2 is provided with a door trim 21 which is matched with the limit block 34 and the second door closer 33.

The first shaft hole 324, the second shaft hole 334 and the shaft sleeve 335 are matched with the pivot shaft 311, so that the door body 2 can rotate around the pivot shaft 311;

when the door body 2 is in a closed state or is opened by a 90-degree limit or a maximum door opening angle, 4 bosses 323 in the first door closer 32 are respectively embedded into 4 accommodating grooves 333 in the second door closer 33, and 4 bosses 332 in the same second door closer 33 are respectively embedded into 4 accommodating grooves 322 in the first door closer 32;

referring to fig. 3-4, when the door 2 is in the closed state, the first inclined surface a3221 of the first door closer 32 abuts against the second inclined surface a3321 of the second door closer 33, and the first arc surface 3223 at the top of the first boss 323 on the first door closer 32, the first base surface 321, the second base surface 331 on the second door closer 33, and the second arc surface 3323 at the top of the second boss 332 are not in contact with each other; the door body has the potential of continuing to close the door under the action of gravity, and the door is closed at the moment and is in a locking state, so that the problem that the door body is not closed tightly at a small angle can be effectively solved. Similarly, when the door body is opened to the maximum angle, the first inclined surface B3222 is abutted to the second inclined surface B3322, so that the problem that the door body limiting block 34 is rebounded to close the door when the door body is opened with large force can be effectively solved.

As shown in fig. 5 to 6, when the door body is opened for 90 ° spacing, the first inclined surface a3221 and the first inclined surface B3222 in the first door closer 32 are respectively abutted to the second inclined surface a3321 and the second inclined surface B3322 in the second door closer 33, and the first arc surface 3223 and the first base surface 321 on the first door closer 32 are not in contact with the second base surface 331 on the second door closer 33 and the second arc surface 3323 at the top of the second boss 332.

According to the requirement, any door opening angle can be set between 90 degrees and the maximum door opening angle, and the number of the first bosses 323 on the first door closer 32 and the number of the second bosses 332 on the second door closer 33 are only required to be adjusted and limited.

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 hinge assembly characterized by: the door closing device comprises a hinge (31), a first door closer (32), a limiting block (34) and a second door closer (33);

a pivot shaft (311) is arranged on the hinge (31);

a first shaft hole (324) matched with the pivot shaft (311) is formed in the first door closer (32);

a second shaft hole (334) matched with the pivot shaft (311) is formed in the second door closer (33);

the first door closer (32) is provided with a first base surface (321), the periphery of the first base surface (321) is square, and N first bosses (323) are arranged on the first base surface (321);

the second door closer (33) is provided with a second base surface (331), the periphery of the second base surface (331) is square, and N second bosses (332) are arranged on the second base surface (331).

2. A hinge assembly for a refrigerator according to claim 1, wherein a first receiving groove (322) is formed between two adjacent first bosses (323), and a square groove (325) is formed on the upper surfaces of the first receiving groove (322) and the first bosses (323);

the first boss (323) comprises a first cambered surface (3223) positioned at the top, and a first inclined surface A (3221) and a first inclined surface B (3222) positioned at two sides of the first cambered surface (3223).

3. The hinge assembly of claim 1, wherein a second receiving groove (333) is formed between two adjacent second bosses (332);

the second boss (332) comprises a second arc surface (3323) positioned at the top, and a second inclined surface A (3321) and a second inclined surface B (3322) positioned at two sides of the second arc surface (3323).

4. A refrigerator hinge assembly according to claim 1, characterized in that said hinge (31) comprises a first base plate and a second base plate mutually arranged in an L-shape,

the pivot shaft (311) is arranged on the first base plate, and a plurality of first fixing holes are formed in the second base plate.

5. The hinge assembly of claim 1, wherein the stopper (34) comprises a fixing plate and a baffle plate disposed at one side of the fixing plate, and the fixing plate is provided with a plurality of second fixing holes.

6. The refrigerator hinge assembly of claim 1, wherein the value of N ranges from 3 to 10.

7. A refrigerator hinge assembly as claimed in claim 1, wherein the first boss (323) of the first door closer (32) is higher than the second boss (332) of the second door closer (33).

8. A refrigerator, characterized in that it comprises a cabinet (1), a door (2) and a refrigerator hinge assembly as claimed in any one of claims 1-7;

the hinge (31) is fixed at the bottom of the box body (1), and the limiting block (34) is installed on the bottom side face of the box door (2).