CN217681184U

CN217681184U - Refrigerator

Info

Publication number: CN217681184U
Application number: CN202123204684.1U
Authority: CN
Inventors: 孙永升; 夏恩品; 房雯雯; 张�浩; 蒋孝奎
Original assignee: Qingdao Haier Refrigerator Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Refrigerator Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-10-28
Anticipated expiration: 2031-12-17
Also published as: WO2023109585A1

Abstract

The utility model provides a refrigerator, which comprises a refrigerator body, a hinge plate fixed on the refrigerator body, and a door body rotationally connected on the hinge plate, wherein one of the hinge plate and the door body is provided with a hinge shaft, the other one is provided with a long shaft hole matched with the hinge shaft, one of the hinge plate and the door body is provided with a cam structure, and the other one is provided with a guide piece matched with the contour curve of the cam structure; in the rotating process of the door body, the guide piece moves along the profile curve to drive the hinge shaft to move along the long shaft hole so that the door body can translate, the motion track of the door body can be adjusted according to requirements, and the structure is simple.

Description

Refrigerator

Technical Field

The utility model relates to a refrigerating plant field especially relates to a refrigerator.

Background

As the demand for kitchen and power integration has increased, the demand for embedding a refrigerator into a cabinet has also increased. The refrigerator is embedded into the cabinet, the door body is required to be prevented from interfering with the refrigerator body and the cabinet in the rotating process, and a user can expect that the gap between the refrigerator and the cabinet is smaller, so that the whole household is more attractive.

The single-shaft hinge device is widely applied to the refrigerator due to simple structure and low cost, however, after the refrigerator is embedded into the cabinet, the single-shaft hinge device can move towards the interior of the refrigerator body due to the fact that the axis of the single-shaft hinge device cannot be changed, and therefore the drawer in the refrigerator body can be blocked by the door body when being pulled out, and therefore the drawer which needs to be designed to be smaller can be prevented from being pulled out when being opened to 90 degrees.

In view of the above, it is necessary to provide a new refrigerator to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a refrigerator.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: a refrigerator comprises a refrigerator body, a hinge plate fixed on the refrigerator body and a door body rotationally connected to the hinge plate, wherein one of the hinge plate and the door body is provided with a hinge shaft, the other one of the hinge plate and the door body is provided with a long shaft hole matched with the hinge shaft, one of the hinge plate and the door body is provided with a cam structure, and the other one of the hinge plate and the door body is provided with a guide piece matched with a contour curve of the cam structure; in the rotating process of the door body, the guide piece moves along the profile curve to drive the hinge shaft to move along the long shaft hole so as to enable the door body to translate.

As a further improved technical solution of the present invention, the guiding member includes a rotating shaft, a sleeve disposed on the rotating shaft, and the roller is matched with the cam structure.

As a further improved technical scheme of the present invention, a position of the door body or the hinge plate provided with the cam structure corresponding to the profile curve of the cam structure is concavely provided with a step-down groove, and the shape of the step-down groove is the same as the profile curve; the guide part is provided with an extension section matched with the abdicating groove.

As the utility model discloses further modified technical scheme, the major axis hole includes relative first end, second end, the profile curve sets up to be in when the door body is opened to first predetermined angle, make the hinge pin certainly first end removes to the second end, until the door body is opened and is removed when the angle is predetermine to the second and extremely the second end, the angle is predetermine to the second and is greater than first predetermined angle.

As a further improved technical scheme of the utility model, the refrigerator still includes elastic mechanism, elastic mechanism's free end connect in on the hinge pin, elastic mechanism is used for the door body is opened extremely from the closed condition during first predetermined angle the hinge pin is followed the long shaft hole removes, and when the door body is predetermine the angle from the second and is continued to rotate, the drive the hinge pin certainly the second end to first end removes.

As a further improved technical solution of the present invention, the cam structure is configured to have a profile curve when the door body continues to rotate from the second preset angle, so that the hinge moves from the second end to the first end.

As a further improved technical solution of the present invention, the elastic mechanism includes a slider connected to the hinge shaft, and a spring connected to the slider.

As a further improved technical scheme of the utility model, the long shaft hole is arranged on the door body, and the elastic mechanism is fixed on the door body; or the long shaft hole is arranged on the hinge plate, and the elastic mechanism is fixed on the hinge plate.

As a further improved technical solution of the present invention, the second preset angle is 90 °.

As a further improved technical scheme of the utility model, the major axis hole set up in on the door body, the extending direction in major axis hole with the plane at door body place is mutually perpendicular, just the second end is located first end is kept away from one side of the antetheca of the door body.

The beneficial effects of the utility model are that: the utility model provides a refrigerator, through set up the cam structure and with the profile curve matched with guide piece of cam structure, at the rotatory in-process of opening of the door body, the guide piece with the profile curve matches the synchronous translation of the guide door body, makes the refrigerator can be adapted to a plurality of scenes, strengthens the commonality of refrigerator, and simple structure.

Drawings

Fig. 1 is a schematic structural view of a refrigerator according to the present invention;

FIG. 2 is a plan view of the refrigerator shown in FIG. 1 with the door closed;

FIG. 3 is a top view of the refrigerator shown in FIG. 1 with the door at a first predetermined angle;

FIG. 4 is a top view of the refrigerator shown in FIG. 1 with the door at a second predetermined angle;

fig. 5 is a plan view of the refrigerator shown in fig. 1 when the door body is at a third predetermined angle.

Detailed Description

The present invention will be described in detail with reference to the embodiments shown in the drawings, referring to fig. 1-5, which are preferred embodiments of the present invention, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. It should be noted that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the equivalent changes or substitutions of the functions, methods, or structures according to these embodiments are all within the protection scope of the present invention.

Referring to fig. 1, the utility model provides a refrigerator, the refrigerator includes box 1, is fixed in flap 2 on the box 1, rotate connect in door body 3 on the flap 2. One of the hinge plate 2 and the door body 3 is provided with a hinge shaft 21, the other one is provided with a long shaft hole 31 matched with the hinge shaft 21, and the door body 3 is rotatably connected to the hinge plate 2 through the matching between the hinge shaft 21 and the long shaft hole 31.

As shown in fig. 2, the door 3 includes a front wall 32, a hinge mounting side 33 and a pivoting end 34, and the front wall 32 of the door 3 is the side of the refrigerator facing the outside environment when the refrigerator is embedded in the cabinet 6. The hinge mounting side 33 of the door 3 is the upper side of the door 3, that is, one end of the hinge plate 2 is mounted on the hinge mounting side 33, and the other end of the hinge plate 2 is mounted on the box 1. The pivoting end 34 of the door 3 is the end of the door 3 that rotates around the cabinet 1.

Wherein the refrigerator is embedded in the cabinet 6 and only the cabinet 6 on one side of the pivoting end 34 is shown. In actual installation, the refrigerator is wholly embedded in the cabinet 6. It will be appreciated that the refrigerator need not be embedded within the cabinet 64, but could be embedded within a wall, or the refrigerator could be a non-embedded refrigerator.

A direction from the center of the door body 3 to the pivot end 34 of the door body 3 in the door closing state is defined as a first direction, and a direction opposite to the first direction is defined as a second direction.

Specifically, when the hinge plate 2 is disposed on the right side of the refrigerator, the first direction is a left-to-right direction, and the second direction is a right-to-left direction. When the hinge plate 2 is arranged on the left side of the refrigerator, the first direction is a direction from right to left, and the second direction is a direction from left to right.

One of the hinge plate 2 and the door body 3 is provided with a cam structure 35, and the other is provided with a guide piece 22 matched with the contour curve of the cam structure 35; in the process of rotating the door body 3, the guide piece 22 moves along the contour curve to drive the hinge shaft 21 to move along the long shaft hole 31 so as to enable the door body 3 to translate. When the door body 3 is rotated to be opened, the translation direction and the translation distance of the door body 3 can be controlled by adjusting the extending direction of the long shaft hole 31 according to requirements, so that the refrigerator can adapt to various scene requirements, such as embedded scenes.

That is, the distribution positions of the hinge shaft 21, the long shaft hole 31, the cam structure 35, and the guide 22 may include various cases. In the first example, the hinge shaft 21 and the guide 22 are disposed on the hinge plate 2, and the long shaft hole 31 and the cam structure 35 are disposed on the door body 3, in this case, the cam structure 35 is fixed on the hinge mounting side 33 of the door body 3, and the long shaft hole 31 penetrates through the cam structure 35, that is, the long shaft hole 31 is located on both the cam structure 35 and the door body 3; in the second example, the hinge shaft 21 and the guide 22 are disposed on the door body 3, and the long shaft hole 31 and the cam structure 35 are disposed on the hinge plate 2, in this case, the long shaft hole 31 also penetrates through the cam structure 35; in the third example, the hinge shaft 21 and the cam mechanism are provided on the hinge plate 2, and the elongated shaft hole 31 and the guide 22 are provided on the door body 3, in which case the hinge shaft 21 can be fixed to the cam mechanism; in the fourth example, the hinge shaft 21 and the cam mechanism are provided in the door body 3, and the elongated shaft hole 31 and the guide 22 are provided in the hinge plate 2, and in this case, the hinge shaft 21 may be fixed to the cam mechanism.

Here, as a first example, the hinge shaft 21 and the guide 22 are provided on the hinge plate 2, and the elongated shaft hole 31 and the cam structure 35 are provided on the door body 3.

In the first embodiment of the present invention, the guiding member 22 is a fixed guiding post, through the guiding post is followed the profile curve of the cam structure 35 moves, drives the hinge shaft 21 in the long shaft hole 31 moves, so as to drive the door body 3 to move in the rotating process.

In the second embodiment of the present invention, the guiding member includes a rotating shaft, and a roller sleeved on the rotating shaft, and the roller is engaged with the cam structure 35. So as to reduce the friction between the guide and the cam structure 35 when the guide moves along the cam structure 35, facilitate the cooperation between the guide and the cam structure 35, and reduce the noise.

The second embodiment is the same as the first embodiment except for the above differences, and thus, the description thereof is omitted.

Further, based on the first example, a position on the door body 3 corresponding to the contour curve of the cam structure 35 is concavely provided with a relief groove 4, and the shape of the relief groove 4 is the same as the contour curve. The guide 22 has an extension that fits into the relief groove 4. On one hand, when the door body 3 is installed, the height of the door body 3 needs to be adjusted, and if the height of the door body is adjusted too much, the guide piece 22 is easily separated from the cam structure 35, so that the extension section is arranged to ensure that the guide piece 22 is always matched with the cam structure 35, and the reliability of a matching structure of the guide piece 22 and the cam structure 35 when the door body 3 is adjusted up and down is ensured; on the other hand, the extension section and the receding groove 4 are matched, so that the guide piece 22 is always kept on the contour curve of the cam structure 35, and the stability of the translation of the door body 3 is enhanced.

Specifically, the extension is provided at one end of the guide 22 close to the door body 3.

It will be appreciated that in embodiments where the cam formation 35 is provided on the hinge plate 2, the relief groove 4 is provided on the hinge plate 2.

Further, the long shaft hole 31 includes a first end 311 and a second end 312 opposite to each other, and when the door body 3 is in the closed state, the hinge shaft 21 is located at the first end 311.

The contour curve has a starting position, an end position, and a first section 351 located between the starting position and the end position, and the guide 22 is located at the starting position when the door body 3 is in the closed state. During the rotary opening of the door body 3, the guide piece 22 moves from the starting position along the contour curve to the end position.

As shown in fig. 3 to 4, the first section 351 is configured such that when the door body 3 is opened to a first preset angle, the guide 22 moves along the first section 351 toward an end of the first section 351 close to the terminal position, so as to move the hinge shaft 21 from the first end 311 to the second end 312 until the door body 3 is opened to a second preset angle, and at this time, the hinge shaft 21 moves to the second end 312.

Specifically, the first section 351 is arc-shaped, and in a direction from the initial position to the terminal position, the first section 351 is gradually away from the long shaft hole 31, so that the guide 22 can move towards the second end 312 along the first section 351 when moving towards one end of the first section 351 close to the terminal position.

In a specific embodiment, based on the first example, the extending direction of the long shaft hole 31 is perpendicular to the plane of the door body 3, and the second end 312 is located on the side of the first end 311 away from the front wall 32 of the door body 3, that is, the first end 311 is located on the front side of the second end 312. When the opening angle of the door body 3 is between 0 ° and 90 °, the included angle between the extending direction of the long shaft hole 31 and the first direction gradually decreases, so that when the opening angle of the door body 3 is between 0 ° and 90 °, the door body 3 translates to move the hinge shaft 21 from the first end 311 to the second end 312, and the door body 3 moves in the direction away from the cabinet 1 while moving in the first direction. On one hand, the door body 3 is far away from the box body 1 along the first direction, so that the door body 3 is far away from the box body 1 along the first direction as much as possible, the opening degree of the door body 3 is ensured, the door body 3 is prevented from shielding a storage compartment in the box body 1 or a drawer and the like in the box body 1 from being interfered by the door body 3 and cannot be opened, and a user can take and place articles conveniently; on the other hand, the door 3 moves in a direction away from the refrigerator body 1, the distance between the door 3 and the refrigerator body 1 is increased, interference between the rear wall of the door 3 and the refrigerator body 1 during opening of the door 3 can be prevented, and meanwhile, for the embedded refrigerator, one end of the front wall 32 of the door 3, which is located at the pivoting end 34, can be made to protrude forward beyond the front end of the cabinet 6, and interference between the door 3 and the cabinet 6 during rotation of the door 3 can be reduced. Of course, it is not limited thereto, and it can be understood that the extending direction of the long shaft hole 31 can be adjusted according to specific requirements to control the translation direction of the door body 3.

Specifically, in one embodiment, the second predetermined angle is 90 °. Of course, this is not a limitation.

Further, the motion trajectory of the door body 3 is set as follows: when the door body 3 is opened to a first preset angle from a closed state, the door body 3 rotates in situ; when the door body 3 is opened to a first preset angle and continues to rotate and open, the guide 22 moves along the first section 351 toward one end of the first section 351 close to the terminal position, so that the hinge shaft 21 moves from the first end 311 to the second end 312, and the door body 3 moves in a first direction and in a direction away from the box body 1; when the door body 3 is opened to the second preset angle and is continuously opened, the hinge shaft 21 moves from the second end 312 to the first end 311, so that the door body 3 moves towards the second direction, the opening degree of the door body 3 is further increased until the door body 3 is opened to a third preset angle, and a user can take and place articles conveniently. Of course, this is not a limitation.

Knowny is, when the door body 3 was in the closure state, the door that the door body 3 was last closely adsorbs on box 1 to, when the door body 3 was opened from the closure state, make the door body 3 original place rotate first predetermined angle earlier, can make the door seals breaks away from earlier box 1 to prevent that the door seals to take place to warp the damage, influence the subsequent sealing performance of the door body 3. Correspondingly, the door body 3 rotates in situ to be closed in the final stage from the door closing, the deformation of the door seal can be reduced, and the smooth closing of the door body 3 is facilitated.

Meanwhile, for the refrigerator with the turning beam, the door body 3 rotates in situ when being opened from a closed state, so that the turning beam can be turned and separated from the guide structure on the refrigerator body 1, and the subsequent door body 3 can be continuously rotated and opened. Correspondingly, in the process that the door bodies 3 rotate in situ to close until the final stage of closing the door, the turnover beam can be turned over to cover the gap between the left door body 3 and the right door body 3 under the guide of the guide structure on the box body 1.

In one embodiment, the first predetermined angle is between 30 ° and 60 °. Of course, this is not a limitation.

Further, the refrigerator further comprises an elastic mechanism 5, a free end of the elastic mechanism 5 is connected to the hinge shaft 21, and the elastic mechanism 5 is used for limiting the movement of the hinge shaft 21 along the long shaft hole 31 when the door body 3 is opened from the closed state to the first preset angle, that is, the hinge shaft 21 is kept at the first end 311, so that the door body 3 rotates in place. Meanwhile, the elastic mechanism 5 is configured to drive the hinge shaft 21 to move from the second end 312 to the first end 311 when the door body 3 continues to rotate from a second preset angle, so that the door body 3 rotates and translates in the second direction.

Specifically, when the elongated shaft hole 31 is disposed on the door body 3, the elastic mechanism 5 is fixed on the door body 3, so that the elastic mechanism 5 can act on the hinge shaft 21, and the limit function of the elastic mechanism 5 on the hinge shaft 21 is not affected by opening and closing the door body 3. Similarly, when the long shaft hole 31 is arranged on the hinge plate 2, the elastic mechanism 5 is fixed on the hinge plate 2, so that the elastic mechanism 5 can act on the hinge shaft 21, and the limit function of the elastic mechanism 5 on the hinge shaft 21 is not affected by the opening and closing of the door body 3.

In one embodiment, the elastic mechanism 5 includes a slider 51 connected to the hinge shaft 21, and a spring 52 connected to the slider 51. In the process that the door body 3 rotates to the first preset angle from the closed state, the spring 52 keeps the hinge shaft 21 at the first end 311. In the process that the door body 3 is rotated and opened from the first preset angle to the second preset angle, the hinge shaft 21 moves towards the second end 312, and the spring 52 is in a compressed state. When the door body 3 is opened from the second preset angle, the hinge shaft 21 is driven to move from the second end 312 to the first end 311 under the elastic restoring force of the spring 52.

Further, as shown in fig. 2 to fig. 3, the profile curve further has a second segment 352 connecting the starting position and the first segment 351, and the second segment 352 is a circular arc with the first end 311 as a center. In the process that the door body 3 is opened from the closed state to the first preset angle, the guide member 22 moves along the second section 352 with the hinge shaft 21 as the center of circle, and at this time, under the cooperation of the elastic mechanism 5, the hinge shaft 21 is kept at the first end 311, so that the door body 3 can rotate at the original position by the preset angle.

It is understood that the length of the second section 352 can be determined according to the angle of the door 3 required to rotate in place. Meanwhile, the hinge shaft 21 can be further limited by providing the second section matched with the guide piece 22, so that the hinge shaft 21 is kept at the first end 311 when the door body 3 is opened to the first preset angle.

Further, as shown in fig. 4 to 5, the profile curve further has a third section 353 connecting the first section 351 and the terminal position, and the third section 353 is gradually close to the long shaft hole 31 along the direction from the starting position to the terminal position. When the door body 3 is opened to the second preset angle and is opened continuously, the guide piece 22 moves in the third section 353 and towards one end of the third section 353 close to the terminal position, under the cooperation of the elastic mechanism 5, the hinge shaft 21 is driven to move from the second end 312 to the first end 311, and the door body 3 moves towards a second direction opposite to the first direction.

It can be understood that, by providing the third section 353, when the elastic mechanism 5 drives the hinge shaft 21 to move from the second end 312 to the first end 311, the hinge shaft 21 can be slowly moved to the first end 311, so that the translational stability of the door body 3 is enhanced, noise is reduced, and damage caused by collision between the hinge shaft 21 and the hole wall of the long-axis hole 31 is prevented.

To sum up, the utility model provides a refrigerator, through set up cam structure 35 and with cam structure 35's profile curve matched with guide 22, at the rotatory in-process that opens of door body 3, guide 22 with profile curve matched with guides the synchronous translation of door body 3, makes the refrigerator can be adapted to a plurality of scenes, strengthens the commonality of refrigerator, and simple structure.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of detailed descriptions is only for the specific description of the feasible embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the technical spirit of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a refrigerator, includes the box, is fixed in flap on the box, rotate connect in door body on the flap, flap with be equipped with the hinge pin on one of the door body, on another be equipped with hinge pin matched with long shaft hole, its characterized in that: one of the hinge plate and the door body is provided with a cam structure, and the other one is provided with a guide piece matched with the contour curve of the cam structure; in the rotating process of the door body, the guide piece moves along the profile curve to drive the hinge shaft to move along the long shaft hole so as to enable the door body to translate.

2. The refrigerator of claim 1, wherein: the guide piece comprises a rotating shaft and a roller sleeved on the rotating shaft, and the roller is matched with the cam structure.

3. The refrigerator of claim 1, wherein: a position, corresponding to the profile curve of the cam structure, of the door body or the hinge plate provided with the cam structure is concavely provided with a yielding groove, and the shape of the yielding groove is the same as that of the profile curve; the guide piece is provided with an extension section matched with the abdicating groove.

4. The refrigerator of claim 1, wherein: the long shaft hole comprises a first end and a second end which are opposite to each other, the outline curve is set to enable the hinge shaft to move from the first end to the second end when the door body is opened to a first preset angle until the hinge shaft moves to the second end when the door body is opened to a second preset angle, and the second preset angle is larger than the first preset angle.

5. The refrigerator of claim 4, wherein: the refrigerator further comprises an elastic mechanism, the free end of the elastic mechanism is connected to the hinge shaft, the elastic mechanism is used for limiting the hinge shaft to move along the long shaft hole when the door body is opened to the first preset angle from the closing state, and driving the hinge shaft to move from the second end to the first end when the door body continues to rotate from the second preset angle.

6. The refrigerator according to claim 4 or 5, wherein: the profile curve of the cam structure is set to enable the hinge to move from the second end to the first end when the door body continues to rotate from a second preset angle.

7. The refrigerator of claim 5, wherein: the elastic mechanism comprises a sliding block connected with the hinge shaft and a spring connected with the sliding block.

8. The refrigerator of claim 5, wherein: the long shaft hole is arranged on the door body, and the elastic mechanism is fixed on the door body; or the long shaft hole is arranged on the hinge plate, and the elastic mechanism is fixed on the hinge plate.

9. The refrigerator of claim 4, wherein: the second preset angle is 90 °.

10. The refrigerator of claim 4, wherein: the long shaft hole is formed in the door body, the extending direction of the long shaft hole is perpendicular to the plane where the door body is located, and the second end is located on one side, away from the front wall of the door body, of the first end.