CN-115839582-B - Refrigerator with a refrigerator body

CN115839582BCN 115839582 BCN115839582 BCN 115839582BCN-115839582-B

Abstract

The invention provides a refrigerator, and belongs to the technical field of household appliances. The refrigerator comprises a refrigerator body, wherein a hinge plate is arranged on the refrigerator body, a first shaft and a second shaft are arranged on the hinge plate, a first groove matched with the first shaft and a second groove matched with the second shaft are arranged on the door body, the side face, close to one end of the hinge plate, of the door body is a side wall, the door body is provided with a front wall, a side edge is formed at the junction of the front wall and the side wall, when the door body is opened from a closed state to a second angle, the first shaft moves towards the direction close to the side wall relative to the first groove, the second shaft moves relative to the second groove, so that the door body moves inwards, the distance of the door body moving inwards in the rotation unit angle of the door body in the process of opening from the closed state to the first angle is mu 1, the distance of the door body moving inwards in the rotation unit angle in the process of opening from the first angle to the second angle is mu 2, mu 1 & mu 2, and the first angle is smaller than the second angle. The hinge structure of the refrigerator enables the door body not to exceed or exceed the side face of the refrigerator body excessively when being opened.

Inventors

YANG CHUN
GUO DONG
WANG HAIYAN
ZHANG XIANGPING

Assignees

海信（山东）冰箱有限公司

Dates

Publication Date: 20260505
Application Date: 20211029
Priority Date: 20210918

Claims (10)

1. A refrigerator, comprising: The box body is provided with a hinge plate, and the hinge plate is provided with a first shaft and a second shaft; the door body is provided with a first groove matched with the first shaft and a second groove matched with the second shaft, the side surface of the door body, which is close to one end of the hinge plate, is a side wall, the door body is provided with a front wall, and a side edge is formed at the intersection of the front wall and the side wall; the first groove comprises a positioning straight line groove, wherein the extending direction of the positioning straight line groove is parallel to the front surface of the box body, and when the door body is in a closed state, the first shaft is far away from the front wall and is close to the side wall than the second shaft; when the door body is opened to a first angle from a closed state, the first shaft moves to a second positioning position from an initial positioning position to a direction approaching the side wall relative to the positioning linear groove, and simultaneously, the second shaft moves to a second guiding position from an initial guiding position to a direction far from the front wall and approaching the side wall, so that the door body moves to the inner side for a first distance while rotating; When the door body is continuously opened from the first angle to the second angle, the first shaft moves to a third positioning position from a second positioning position to a direction approaching the side wall relative to the positioning linear groove, and simultaneously, the second shaft moves to a third guiding position from the second guiding position along a direction approaching the side wall and far away from the front wall, so that the door body moves inwards for a second distance while rotating; When the door body is continuously opened to 90 ° from the second angle, the first shaft is moved from a third positioning position to a fourth positioning position in a direction approaching the side wall and the front wall, while the second shaft is moved from a third guiding position to a fourth guiding position in a direction approaching the side wall and away from the front wall, so that the door body is moved inward by a third distance while rotating; the distance of inward movement of the door body rotation unit angle in the process of opening from the closed state to the first angle is mu 1, the distance of inward movement of the door body rotation unit angle in the process of opening from the first angle to the second angle is mu 2, mu 1 is less than mu 2, and the first angle is smaller than the second angle.
2. The refrigerator of claim 1, wherein the trajectory of motion of the second shaft when the door is opened from the closed state to the first angle is an initial guide curve segment, and the trajectory of motion of the second shaft when the door is opened from the first angle to the second angle is a second guide curve segment, and the slope of the initial guide curve segment is greater than the slope of the second guide curve segment.
3. The refrigerator of claim 1, wherein when the door body is opened from the closed state to the second angle, the second shaft moves in the direction away from the front wall and toward the side wall sequentially along an initial guiding curved section and a second guiding curved section, the second guiding curved section being located on a side of the extending line B toward the side edge with reference to a trend extending line B of the initial guiding curved section.
4. The refrigerator of claim 3, wherein the initial guide curve segment is shorter than the second guide curve segment.
5. The refrigerator of claim 3, wherein the first axis movement trajectory is an initial positioning straight line segment and a second positioning straight line segment corresponding to the initial guiding curve segment and the second guiding curve segment, respectively.
6. The refrigerator of claim 5, wherein the initial positioning straight line segment is at an angle of >45 ° to a tangent to any point on the initial guiding curve segment, and wherein the second positioning straight line segment is at an angle of >45 ° to a tangent to any point on the second guiding curve segment.
7. The refrigerator of claim 5, wherein the first shaft moves along the third positioning curve section in a direction toward the front wall and toward the side wall while the second shaft moves along the third guiding curve section in a direction away from the front wall and toward the side wall as the door body is continuously opened from the second angle to 90 °.
8. The refrigerator of claim 7, wherein a plane of the case where a side surface adjacent to the hinge plate is located is denoted as a reference plane O, and the front wall has a gap from the reference plane O when the door is opened in a 90 ° state.
9. The refrigerator of claim 7, wherein the third positioning curve segment is tangential to the second positioning straight segment.
10. The refrigerator of claim 1, wherein the first shaft is positioned at an end of the first slot and the second shaft is positioned at an end of the second slot when the door body is in a closed state.

Description

Refrigerator with a refrigerator body Technical Field The invention relates to the technical field of household appliances, in particular to a refrigerator. Background In the related art, most hinge structures of refrigerator door bodies are in a single-shaft form, the door bodies rotate around the hinge shafts through the cooperation of the hinge shafts and shaft sleeves of the door bodies, and the corners of the door bodies of the hinge structures can exceed the side surfaces of the refrigerator bodies in the door opening process. For the built-in refrigerator, the refrigerator is generally placed in a cabinet, and the corner of the door body cannot exceed the size of the refrigerator body excessively in the process of opening the door to 90 degrees, otherwise, the use of the refrigerator is limited. Disclosure of Invention The present invention solves at least one of the technical problems in the related art to a certain extent. To this end, the present application is directed to a refrigerator having a hinge structure such that a door body does not protrude or protrude excessively beyond a side of a cabinet when opened. The refrigerator comprises a refrigerator body, wherein a hinge plate is arranged on the refrigerator body, a first shaft and a second shaft are arranged on the hinge plate, a first groove matched with the first shaft and a second groove matched with the second shaft are arranged on the door body, the side face, close to one end of the hinge plate, of the door body is a side wall, the door body is provided with a front wall, a side edge is formed at the intersection of the front wall and the side wall, when the door body is opened from a closed state to a second angle, the first shaft moves towards the direction close to the side wall relative to the first groove, the second shaft moves relative to the second groove, so that the door body moves inwards, the distance of inward movement of a rotation unit angle of the door body in the process of opening from the closed state to the first angle is mu 1, the distance of inward movement of the rotation unit angle of the door body in the process of opening from the first angle to the second angle is mu 2, and mu 1 is smaller than mu 2, and the first angle is smaller than the second angle. In some embodiments of the refrigerator, when the door body is in a closed state, the first shaft is far away from the front wall and close to the side wall than the second shaft, when the door body is opened from the closed state to the second angle, the second shaft moves relative to the second groove in a direction away from the front wall and close to the side wall, a motion track line of the second shaft is an initial guide curve section when the door body is opened from the closed state to the first angle, a motion track line of the second shaft is a second guide curve section when the door body is opened from the first angle to the second angle, and the slope of the initial guide curve section is larger than that of the second guide curve section. In some embodiments of the refrigerator, when the door body is in a closed state, the first shaft is far away from the front wall and is close to the side wall than the second shaft, when the door body is opened from the closed state to a second angle, the second shaft moves in sequence along the initial guiding curve section and the second guiding curve section in a direction away from the front wall and close to the side wall, and the second guiding curve section is positioned on one side of the extension line B close to the side edge by taking the change trend extension line B of the initial guiding curve section as a reference. In some embodiments of the refrigerator of the present application, the initial guide curve segment is shorter than the second guide curve segment. In some embodiments of the refrigerator of the present application, the initial guide curve section and the second guide curve section correspond to each other, and the movement track of the first shaft is an initial positioning straight line section and a second positioning straight line section. In some embodiments of the refrigerator of the present application, the angle between the initial positioning straight line segment and the tangent of any point on the initial guiding curve segment is >45 degrees, and the angle between the second positioning straight line segment and the tangent of any point on the second guiding curve segment is >45 degrees. In some embodiments of the refrigerator of the present application, the first groove has a third positioning curve section connected with the second positioning straight line section, and correspondingly, the second groove has a third guiding curve section connected with the second guiding curve section, and when the door body is opened continuously from the second angle to 90 degrees, the first shaft moves along the third positioning curve section in a direction approaching the front wal