WO2023020021A1

WO2023020021A1 - Balance adjusting mechanism for refrigerator and built-in refrigerator

Info

Publication number: WO2023020021A1
Application number: PCT/CN2022/091173
Authority: WO
Inventors: 周志祥; 王栋; 刘敏
Original assignee: 青岛海尔电冰箱有限公司; 海尔智家股份有限公司
Priority date: 2021-08-16
Filing date: 2022-05-06
Publication date: 2023-02-23
Also published as: CN216114952U

Abstract

A balance adjusting mechanism (20) for a refrigerator, the balance adjusting mechanism comprising a support (21) rotatably mounted to a refrigerator body around a first horizontal axis; a first support wheel (22) rotatably mounted to the support (21) around a second horizontal axis, the second horizontal axis being below the horizontal plane in which the first horizontal axis is located; and an adjustment device configured to drive the support (21) and the first support wheel (22) to rotate around the first horizontal axis so as to adjust the height, relative to a refrigerator placement surface, of a position in the refrigerator body in which the support is mounted. Further disclosed is a built-in refrigerator. The balance adjusting mechanism (20) is mounted at the bottom of the refrigerator, an operation portion of the balance adjusting mechanism (20) is arranged at the front of the refrigerator, and by means of the operation portion, a bottom leg can be adjusted quickly, simply and conveniently without moving the refrigerator out of a cupboard, such that the refrigerator is flush with the cupboard.

Description

Balancing mechanism for refrigerator and built-in refrigerator

technical field

The invention relates to the technical field of refrigeration and storage, in particular to a balance adjustment mechanism for a refrigerator and a built-in refrigerator.

Background technique

With the development of science and technology, the development of social economy and the improvement of people's living standards, high quality of life has become an essential demand for users. In particular, refrigerators have become a necessity in family life. Users often store most of the ingredients in the family. inside the refrigerator. In order to facilitate the reasonable placement of refrigerators, improve indoor aesthetics, and realize the Internet of Things of household appliances, embedded refrigerators are becoming more and more popular.

In the traditional built-in refrigerator, after the refrigerator is installed in the cabinet, if the ground or the bottom of the cabinet is uneven, the cabinet body of the refrigerator and the cabinet are not on the same level, and the appearance of the refrigerator and the cabinet is not flush. Move the refrigerator out of the cabinet, adjust the feet of the refrigerator or add spacers to adjust the refrigerator to be flush with the cabinet. Generally, when the built-in refrigerator is in the forward leaning state, the front feet of the refrigerator can be adjusted to make the appearance of the refrigerator flush with the cabinet; The appearance of the refrigerator is flush with the cabinet, that is, the exterior surface is on the same plane. If the height of the spacer is not enough or the height of the rear foot is not adjusted enough, the refrigerator needs to be moved out of the cabinet and adjusted repeatedly. The operation is cumbersome and inconvenient, which is not conducive to the built-in refrigerator. The installation is fixed.

Contents of the invention

In view of the above problems, the present invention is proposed in order to provide a balance adjustment mechanism for a refrigerator and a built-in refrigerator that overcome the above problems or at least partially solve the above problems. Fits flush with the cabinet for easy and simple adjustment.

Specifically, the present invention provides a balance adjustment mechanism for a refrigerator, including:

a bracket, the bracket is rotatably mounted on the box body of the refrigerator around a first horizontal axis;

The first support wheel is rotatably mounted on the support around a second horizontal axis, the second horizontal axis is parallel to the first horizontal axis, and is located on the lower side of the horizontal plane where the first horizontal axis is located; The first supporting wheel is used for placing on the refrigerator placement surface; and

An adjustment device, the adjustment device is configured to drive the support and the first support wheel to rotate around the first horizontal axis, so as to change the distance between the second horizontal axis and the horizontal plane where the first horizontal axis is located. distance, and then adjust the height of the position of the box where the bracket is installed relative to the placement surface of the refrigerator.

Optionally, the adjustment device includes an operation part and a transmission part, the operation part is arranged at the front part of the box body, and the operation part drives the bracket to rotate around the first horizontal axis through the transmission part .

Optionally, the transmission part includes an adjusting screw and a stop limit piece, the stop limit piece is rotatably mounted on the bracket around a third horizontal axis, the adjustment screw extends along the front-rear direction, the The rear end of the adjusting screw is threadedly connected to the stopper; and the front end of the adjusting screw is the operating part, or the operating part is arranged at the front end of the adjusting screw.

Optionally, the second horizontal axis is located in front of and below the first horizontal axis, and the third horizontal axis is located above the first horizontal axis;

The bracket is provided with a draw-in slot with an opening facing backward, and the two ends of the stop and limit piece are inserted into the draw-in slot from back to front, so as to be rotatably installed in the draw-in slot.

Optionally, a stop block is provided at the front end of the adjusting screw.

Optionally, the card slot includes an opening and a mounting portion on the front side of the opening, the width of the opening is smaller than the diameter of the mounting portion; the stop limit piece includes a mounting block, and Two plugs at both ends of the installation block, each of the plugs enters the installation part horizontally from the opening, and then rotates so that the opening prevents the plug from falling out of the opening , and make the mounting block perpendicular to the adjusting screw, and then install the adjusting screw in the threaded hole on the mounting block.

The present invention also provides a built-in refrigerator, which includes a box body and any one of the above-mentioned balance adjustment mechanisms, the bracket is installed at the rear of the bottom end of the box body, and the operating part of the adjustment assembly is arranged on the box body. front of the bottom of the body.

Optionally, the built-in refrigerator further includes a front lifting adjustment device, the front lifting adjustment device is installed at the front of the bottom end of the box, and is configured to adjust the installation of the front lifting adjustment of the box. The height of the position of the adjustment device relative to the placement surface of the refrigerator.

Optionally, the front lifting adjustment device includes:

a connecting frame, the connecting frame is installed on the box;

The base support is threadedly connected to the connecting frame, so as to drive the connecting frame to lift when rotating.

Optionally, the box includes:

The lower reinforcing iron extends along the front-to-back direction;

The upper reinforcing iron extends along the front-to-back direction and is located above the lower reinforcing iron;

The front reinforcing iron extends vertically and connects the front ends of the lower reinforcing iron and the upper reinforcing iron;

The rear reinforcing iron extends vertically and connects the rear ends of the lower reinforcing iron and the upper reinforcing iron;

The bracket is rotatably mounted on the rear end of the lower reinforcing iron through a hinge shaft extending along the first horizontal axis;

The connecting frame is installed on the front side of the front reinforcing iron;

The operating part of the adjustment device is located at the front side of the front reinforcing iron and at the upper side of the connecting frame.

Optionally, the built-in refrigerator further includes a second support wheel, the second support wheel is rotatably mounted on the front of the bottom end of the box around a fourth horizontal axis, and the fourth horizontal axis is aligned with the The second horizontal axis is parallel to the second support wheel, and the second support wheels are used to place the refrigerator on the placement surface; The part assembly is arranged on the front side of the front reinforcing iron.

In the balance adjustment mechanism and embedded refrigerator used in the refrigerator of the present invention, the adjustment device drives the bracket and the first support wheel to rotate around the first horizontal axis, and changes the height of the installation bracket of the box relative to the refrigerator placement surface, which can Quickly and easily adjust the height of the refrigerator. Furthermore, the operating part can be arranged at the front of the cabinet, and the feet can be adjusted without taking the refrigerator out of the cabinet to make the refrigerator flush with the cabinet, which is convenient and simple to adjust.

Those skilled in the art will be more aware of the above and other objects, advantages and features of the present invention according to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings.

Description of drawings

Hereinafter, some specific embodiments of the present invention will be described in detail by way of illustration and not limitation with reference to the accompanying drawings. The same reference numerals in the drawings designate the same or similar parts or parts. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the attached picture:

Fig. 1 is a schematic structural diagram of a balancing mechanism according to an embodiment of the present invention;

Fig. 2 is a schematic partial structural diagram of the balance adjustment mechanism shown in Fig. 1;

Fig. 3 is a schematic structural diagram of the bracket in the balance adjustment mechanism shown in Fig. 1;

Fig. 4 is a schematic structural diagram of the stop and limit piece in the balance adjustment mechanism shown in Fig. 1;

Fig. 5 is a schematic structural diagram of the stop and limit piece in the balance adjustment mechanism shown in Fig. 1;

Fig. 6 is a schematic partial structural diagram of a built-in refrigerator according to an embodiment of the present invention;

Fig. 7 is a schematic partial structural diagram of a built-in refrigerator according to an embodiment of the present invention;

Fig. 8 is a schematic partial structural diagram of a built-in refrigerator according to an embodiment of the present invention;

Fig. 9 is a schematic partial structural diagram of a built-in refrigerator according to an embodiment of the present invention.

Detailed ways

Fig. 1 is a schematic structural diagram of a balance adjustment mechanism according to an embodiment of the present invention. As shown in FIG. 1 and with reference to FIGS. 2 to 9 , an embodiment of the present invention provides a balancing mechanism 20 for a refrigerator. The balancing mechanism 20 includes a bracket 21, a first support wheel 22 and an adjusting device. The bracket 21 is rotatably installed on the box body 10 of the refrigerator around a first horizontal axis. The first supporting wheel 22 is rotatably mounted on the bracket 21 around a second horizontal axis, the second horizontal axis is parallel to the first horizontal axis, and is located on the lower side of the horizontal plane where the first horizontal axis is located. The first supporting wheels 22 are used for placing on the refrigerator placement surface. The adjustment device is configured to drive the bracket 21 and the first support wheel 22 to rotate around the first horizontal axis to change the distance between the second horizontal axis and the horizontal plane where the first horizontal axis is located, thereby adjusting the position of the mounting bracket 21 of the box body 10 The height relative to the surface on which the refrigerator is placed.

The balance adjustment mechanism of the embodiment of the present invention drives the bracket 21 and the first support wheel 22 to rotate around the wire through the adjustment device, and changes the height of the position of the mounting bracket 21 of the cabinet 10 relative to the refrigerator placement surface, and can quickly and conveniently adjust the height of the refrigerator. height adjustment.

In some embodiments of the present invention, as shown in FIG. 1 and with reference to FIGS. 6 to 8 , the adjustment device includes an operation part and a transmission part, the operation part is arranged on the front part of the box body 10, and the operation part drives the bracket through the transmission part 21 rotates around a first horizontal axis. The operation part can be arranged on the front part of the cabinet 10, and the feet can be adjusted without taking out the refrigerator from the cabinet, so as to adjust the refrigerator to be flush with the cabinet, and the adjustment is convenient and simple.

Specifically, as shown in Figures 1 and 2, the transmission part includes an adjustment screw 24 and a stop limiter 25, the stop limiter 25 is rotatably mounted on the bracket 21 around a third horizontal axis, and the adjustment screw 24 The direction extends, and the rear end of the adjusting screw rod 24 is threadedly connected with the stop limit piece 25 . And the front end of the adjusting screw 24 is an operating part, or the operating part is arranged at the front end of the adjusting screw 24 .

In some specific embodiments of the present invention, as shown in FIG. 6 to FIG. 8 , the second horizontal axis is located in front and below the first horizontal axis, and the third horizontal axis is located above the first horizontal axis. The bracket 21 is provided with a card slot 27 with an opening facing backward, and the two ends of the stopper 25 are inserted into the card slot 27 from the back to the front, so as to be rotatably installed in the card slot 27 . The front end of the adjustment screw 24 is provided with a stop block 26, which is the operating part of the adjustment device, and the stop block 26 also cooperates with the box body 10 to prevent the adjustment screw 24 from moving backward. The stop block 26 can be a hexagonal head.

In some embodiments of the present invention, as shown in FIGS. 3 to 5 , the slot 27 includes an opening and a mounting portion on the front side of the opening, and the width of the opening is smaller than the diameter of the mounting portion. The stop limit piece 25 includes a mounting block, and two inserting blocks arranged at both ends of the mounting block, each inserting block enters the mounting portion from the opening horizontally, and then rotates so that the opening prevents the inserting block from falling off from the opening, and Make the mounting block vertical to the adjusting screw rod 24, and then make the adjusting screw rod 24 be installed in the threaded hole on the mounting block. Easy installation and high firmness.

Fig. 6 is a schematic partial structural diagram of a built-in refrigerator according to an embodiment of the present invention. As shown in Figure 6 and with reference to Figures 7 to 9, the embodiment of the present invention also provides a built-in refrigerator, which includes a box body 10 and a balance adjustment mechanism 20 in any of the above-mentioned embodiments, and a bracket 21 is installed on the box body The rear portion of the bottom end of the casing 10 , and the operating part of the adjustment assembly is arranged at the front portion of the bottom end of the box body 10 . The adjustment device drives the bracket 21 and the first support wheel 22 to rotate around the wire, and changes the height of the installation bracket 21 of the box body 10 relative to the refrigerator placement surface, so that the height of the refrigerator can be adjusted quickly and conveniently. The operation part can be arranged on the front part of the cabinet 10, and the feet can be adjusted without taking out the refrigerator from the cabinet, so as to adjust the refrigerator to be flush with the cabinet, and the adjustment is convenient and simple.

In order to facilitate the overall adjustment of the built-in refrigerator, the built-in refrigerator also includes a front lifting adjustment device 30. The front lifting adjustment device 30 is installed at the front of the bottom end of the box body 10, and is configured to adjust the front lifting adjustment of the box body 10. The height of the position of the device 30 relative to the placement surface of the refrigerator. For example, the front lifting adjustment device 30 includes a connecting frame 31 and a foot support 32 . The connecting frame 31 is installed on the box body 10 . The foot support 32 is screwed to the connecting frame 31 to drive the connecting frame 31 to lift when rotating. Further, the foot support 32 includes a foot and a stud extending upward from the foot. Threaded holes are provided on the connecting frame 31 .

In some embodiments of the present invention, as shown in FIGS. 6 to 9 , the box body 10 includes a lower reinforcing iron 11 , an upper reinforcing iron 12 , a front reinforcing iron 13 and a rear reinforcing iron 14 . The lower reinforcing iron 11 extends in the front-rear direction. The upper reinforcing iron 12 extends along the front-rear direction and is located above the lower reinforcing iron 11 . The front reinforcing iron 13 extends vertically and connects the front ends of the lower reinforcing iron 11 and the upper reinforcing iron 12 . The rear reinforcing iron 14 extends vertically and connects the rear ends of the lower reinforcing iron 11 and the upper reinforcing iron 12 . Further, two sets of lower reinforcing irons 11, upper reinforcing irons 12, front reinforcing irons 13 and rear reinforcing irons 14 can be arranged, arranged at intervals along the lateral direction of the box body 10, and there is an installation space for installing compressors etc. between them. The bracket 21 is rotatably mounted on the rear end of the lower reinforcing iron 11 via a hinge shaft 23 extending along the first horizontal axis. The connecting frame 31 is installed on the front side of the front reinforcing iron 13 . The operating part of the adjustment device is located at the front side of the front reinforcing iron 13 and at the upper side of the connecting frame 31 .

In some embodiments of the present invention, the built-in refrigerator further includes a second support wheel 15, and the second support wheel 15 is rotatably mounted on the front part of the bottom end of the box body 10 around the fourth horizontal axis, and the fourth horizontal axis is connected to the second The horizontal axes are parallel, and the second supporting wheels 15 are used to be placed on the refrigerator placement surface. The mobile installation of the built-in refrigerator is facilitated by setting the first supporting wheels 22 and the second supporting wheels 15 .

In some embodiments of the present invention, as shown in FIG. 9 , the box body 10 also includes a front assembly 40, the front assembly 40 includes a wind guide panel and/or a decorative panel, and the front assembly 40 is arranged on the front reinforcing iron 13. front side. In some embodiments of the present invention, the built-in refrigerator may be an ultra-thin refrigerator, an ultra-high refrigerator, or a conventional refrigerator.

When the built-in refrigerator of the embodiment of the present invention is in use, the rear height of the built-in refrigerator is adjusted by lifting the height of the bracket 21 on the rear side of the refrigerator to adjust the built-in refrigerator to be flush with the cabinet. The adjustment screw 24 is associated with the rear bottom wheel (the first support wheel 22) through the hinge movement mechanism, and the stop block 26 at the front end of the adjustment screw 24 is controlled by the sleeve wrench to drive the hinge mechanism to adjust the height of the rear support 21 of the refrigerator. Further, the overall appearance of the refrigerator in the cabinet is adjusted to be flush. When the adjusting screw 24 rotates in one direction to rotate the bracket 21, the bracket 21 of the first support wheel 22 can be raised, and then the built-in refrigerator can be raised to solve the problem of the built-in refrigerator tilting backward, so that the appearance of the built-in refrigerator and the cabinet are aligned flat. If the refrigerator is tilted forward relative to the cabinet, just use a wrench to rotate the hexagonal head of the adjusting screw 24 counterclockwise to lower the bracket 21 of the first support wheel 22, thereby reducing the height of the corresponding position of the embedded refrigerator, and solving the problem of front of the embedded refrigerator. Tilt the problem so that the built-in refrigerator is flush with the exterior surface of the cabinet. Further, before the adjustment, the front assembly 40 can be disassembled first, and then the hexagonal head on the adjustment screw 24 can be turned, or the front lifting adjustment device 30 can be acted on.

The balance adjustment mechanism 20 and the built-in refrigerator in the embodiment of the present invention do not need to remove the refrigerator from the cabinet, but only need to remove the front air guide panel, etc., and the overall flush state of the built-in refrigerator can be adjusted by a wrench, which is very practical and convenient . Moreover, the balance adjustment mechanism 20 in the embodiment of the present invention has the advantages of simple structure, high reliability, convenient operation and modular design.

So far, those skilled in the art should appreciate that, although a number of exemplary embodiments of the present invention have been shown and described in detail herein, without departing from the spirit and scope of the present invention, the disclosed embodiments of the present invention can still be used. Many other variations or modifications consistent with the principles of the invention are directly identified or derived from the content. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims

A balance adjustment mechanism for a refrigerator, comprising:

a bracket, the bracket is rotatably mounted on the box body of the refrigerator around a first horizontal axis;

The first support wheel is rotatably mounted on the support around a second horizontal axis, the second horizontal axis is parallel to the first horizontal axis, and is located on the lower side of the horizontal plane where the first horizontal axis is located; The first supporting wheel is used for placing on the refrigerator placement surface; and

An adjustment device, the adjustment device is configured to drive the support and the first support wheel to rotate around the first horizontal axis, so as to change the distance between the second horizontal axis and the horizontal plane where the first horizontal axis is located. distance, and then adjust the height of the position of the box where the bracket is installed relative to the placement surface of the refrigerator.
The balance adjustment mechanism according to claim 1, wherein,

The adjustment device includes an operation part and a transmission part, the operation part is arranged at the front part of the box body, and the operation part drives the bracket to rotate around the first horizontal axis through the transmission part.
The balancing mechanism according to claim 2, wherein,

The transmission part includes an adjustment screw and a stop limit piece, the stop limit piece is rotatably mounted on the bracket around the third horizontal axis, the adjustment screw extends along the front and rear directions, and the rear of the adjustment screw The end is threadedly connected with the stop limit piece; and the front end of the adjusting screw is the operating part, or the operating part is arranged at the front end of the adjusting screw.
The balancing mechanism according to claim 3, wherein,

The second horizontal axis is located in front of and below the first horizontal axis, and the third horizontal axis is located above the first horizontal axis;

The bracket is provided with a card slot with an opening facing backward, and the two ends of the stopper are inserted into the card slot from the back to the front to be rotatably installed in the card slot;

The front end of the adjusting screw is provided with a stopper, and the stopper is the operation part.
The balancing mechanism according to claim 4, wherein,

The card slot includes an opening and a mounting portion on the front side of the opening, the width of the opening is smaller than the diameter of the mounting portion; the stop limit piece includes a mounting block, and is arranged on the mounting Two inserting blocks at both ends of the block, each inserting block enters the installation part horizontally from the opening, and then rotates so that the opening prevents the inserting block from falling off from the opening, and makes all the inserts The mounting block is perpendicular to the adjusting screw, so that the adjusting screw is installed in the threaded hole on the mounting block.
A built-in refrigerator, comprising a box body, which also includes the balance adjustment mechanism according to any one of claims 1 to 5, the bracket is installed at the rear of the bottom end of the box body, and the adjusting assembly The operation part is arranged at the front part of the bottom end of the box body.
The built-in refrigerator according to claim 6, further comprising a front lifting adjustment device, the front lifting adjustment device is installed at the front of the bottom end of the box, and is configured to adjust the installation of the front of the box. The height of the portion of the lifting adjustment device relative to the placement surface of the refrigerator.
The built-in refrigerator according to claim 7, wherein the front elevation adjustment device comprises:

a connecting frame, the connecting frame is installed on the box;

The base support is threadedly connected to the connecting frame, so as to drive the connecting frame to lift when rotating.
The built-in refrigerator according to claim 8, wherein the box comprises:

The lower reinforcing iron extends along the front-to-back direction;

The upper reinforcing iron extends along the front-to-back direction and is located above the lower reinforcing iron;

a front reinforcing iron, extending in the vertical direction, connecting the front ends of the lower reinforcing iron and the upper reinforcing iron; and

The rear reinforcement iron extends vertically and connects the rear ends of the lower reinforcement iron and the upper reinforcement iron;

The bracket is rotatably mounted on the rear end of the lower reinforcing iron through a hinge shaft extending along the first horizontal axis;

the connecting frame is mounted on the front side of the front reinforcing iron; and

The operating part of the adjustment device is located at the front side of the front reinforcing iron and at the upper side of the connecting frame.
The built-in refrigerator according to claim 9, further comprising a second support wheel, the second support wheel is rotatably mounted on the front part of the bottom end of the box body around a fourth horizontal axis, and the fourth horizontal axis Parallel to the second horizontal axis, the second support wheels are used to place on the refrigerator placement surface;

The box body also includes a front assembly, the front assembly includes a wind guide panel and/or a decorative panel, and the front assembly is arranged on the front side of the front reinforcing iron.