CN114198966A

CN114198966A - Refrigerator with a door

Info

Publication number: CN114198966A
Application number: CN202010980845.7A
Authority: CN
Inventors: 于恒; 尹静轩; 张丽美; 吴翔; 刘桐楠
Original assignee: Haier Smart Home Co Ltd; Qingdao Haigao Design and Manufacturing Co Ltd
Current assignee: Haier Smart Home Co Ltd; Qingdao Haigao Design and Manufacturing Co Ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2022-03-18

Abstract

The invention provides a refrigerator, which comprises a refrigerator body, a first door body and a door opening device, wherein a storage compartment is limited in the refrigerator body, the first door body is connected to one side of the refrigerator body in a pivoting manner, a sealing strip is arranged in an area, opposite to the refrigerator body, of the first door body, a groove is formed in the position, corresponding to the sealing strip, of the first door body along the transverse direction, the door opening device is arranged in the groove and comprises a pushing part and a pivoting part, and the pivoting part is configured to enable the pushing part to protrude towards the refrigerator body through rotation so as to push the first door body out of a gap with the refrigerator body, and further balance the pressure in the storage compartment and the pressure outside the storage compartment. According to the refrigerator, the pressure inside and outside the storage compartment is balanced when a user opens the first door body, so that the air consumption when the user needs to open the door body is reduced, the use experience of the user is improved, and the refrigerator is simple in structure and easy to popularize.

Description

Refrigerator with a door

Technical Field

The invention relates to a refrigeration and freezing technology, in particular to a refrigerator.

Background

In a refrigerator, in order to seal a gap between a door body and a refrigerator body, a sealing strip is often provided at a door seal. But because the difference in temperature is great outside the box, this probably leads to box inside and external environment to form negative pressure state, can't be smoothly, easily open the door body and take food, and the user is unable when using the refrigerator to pull a door body handle and opens or open a body very hard, and product experience is very poor when leading to the user to use the refrigerator.

Disclosure of Invention

An object of the present invention is to overcome at least one of the drawbacks of the prior art and to provide a refrigerator.

A further object of the present invention is to provide a means for balancing the pressure inside and outside the storage space when the door is opened.

It is a further object of the present invention to simplify the hidden handle, enhance the first door body and improve aesthetics and integrity.

In particular, the present invention provides a refrigerator comprising:

the refrigerator comprises a box body, a door and a door, wherein a storage chamber is defined in the box body, and is provided with a forward opening;

the first door body is pivotally connected to one side of the box body to open and close the opening, a sealing strip is arranged in an area, opposite to the box body, of the first door body, and a groove is formed in the position, corresponding to the sealing strip, of the first door body along the transverse direction;

the door opening device is arranged at the groove and comprises an ejecting part moving along the front-back direction of the first door body and a pivoting part used for driving the ejecting part, and the pivoting part is configured to enable the ejecting part to protrude towards the box body through rotation so as to eject the first door body and the box body out of a gap and allow external air to enter the storage compartment from the gap, so that the pressure in the storage compartment and the external pressure are balanced.

Further, the door opening device further includes:

the sleeve is arranged on the side wall, close to the groove of the box body, of the first door body in the front-back direction, a sliding track is limited inside the sleeve, and the pushing portion is slidably arranged on the sliding track.

Furthermore, a limiting block is formed on the sliding track, and a convex block matched with the limiting block is formed on the pushing part so as to limit the translation distance of the pushing part.

Further, the pivot part is arranged along the transverse direction of the first door body and is connected with the upper part of the groove through a rotating shaft to form a cover plate of the groove, and the pivot part is configured to drive the pushing part in the process that the pivot part is controlled to rotate towards the groove.

Furthermore, the first door body is further provided with a decoration part which is arranged in front of the groove, the decoration part is further provided with a top wall which inclines downwards from back to front along the first door body, and a stopping part extends towards the groove from the top wall so as to limit the rotation angle of the pivoting part.

Further, the door opening device further includes:

the return spring is sleeved on the rotating shaft and configured to deform in the process that the pivoting part rotates towards the groove, the pivoting part is driven to rotate towards the direction far away from the box body by the aid of the elastic restoring force of the return spring after the stress on the pivoting part disappears, and the pivoting part is abutted against the stopping part so as to achieve the state flush with the top wall.

Further, the top wall of decoration portion and the angle of horizontal plane are 20 ~ 45.

Further, the refrigerator further includes:

the second door body is pivotally connected to one side of the box body and is positioned above the first door body, and the second door body is recessed inwards towards the bottom wall of the first door body to form a handle part; and is

The wall surface for forming the handle portion further includes:

the first inclined wall surface extends upwards in an inclined manner from the rear direction of the bottom wall of the second door body;

and the second inclined wall surface extends from the first inclined wall surface to the bottom wall of the second door body in a forward and downward inclined manner.

Further, a pressing part is formed on the upper surface of the pivoting part; and is

And an ultraviolet sterilization device for irradiating the pressing part is also arranged on the second inclined wall surface.

Further, the included angle between the second inclined wall face and the horizontal plane is 60-85 degrees.

In the refrigerator, the groove is formed above the first door body, and can be used as a handle of the first door body and provide space for the rotation of the pivoting part. The pushing portion can move in the front-back direction of the first door body, and when the pivoting portion rotates towards the pushing portion and abuts against the pushing portion, the pivoting portion is driven by a driving force towards the box body, so that the pushing portion can move towards the box body in a translation mode. At this time, the sealing strip arranged on the first door body can be jacked up by the jacking portion, so that a certain gap is generated between the first door body and the sealing strip. Because the interior of the storage chamber is generally low in temperature, the air pressure in the interior of the storage chamber is lower than the atmospheric pressure, and at the moment, air in the external space can enter the storage chamber from the gap, so that the storage chamber and the external pressure are balanced. At this moment, the user can open the first door body by applying a certain force at the groove.

Furthermore, in the refrigerator, the pivot part is connected with the upper part of the groove through the rotating shaft, the top wall of the decoration part extends to the groove to form a stopping part, and the rotating shaft sleeve of the pivot part is provided with a return spring. When a user needs to open the door, the pivoting part can be pressed down, the pivoting part rotates towards the inside of the groove to drive the pushing part, and at the moment, in the rotating process of the pivoting part, the return spring deforms, so that elastic restoring force is generated. After the door is opened, a user loosens the pivot part, at the moment, under the action of the elastic restoring force, the pivot part rotates towards the outside of the groove, and finally can abut against the stopping part to be located at the position for sealing the groove and keep the position flush with the top wall, so that the integrity and the attractiveness of the first door body are improved.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic view of a refrigerator according to one embodiment of the present invention;

fig. 2 is a sectional view of a refrigerator according to an embodiment of the present invention in a door-closed state;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is a sectional view during the door opening of the refrigerator according to one embodiment of the present invention;

FIG. 5 is an enlarged view at B in FIG. 4;

fig. 6 is a schematic view illustrating an installation relationship of the push part and the sleeve in the refrigerator according to an embodiment of the present invention.

Detailed Description

In the description of the present embodiment, it is to be understood that the terms "longitudinal direction", "lateral direction", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "depth", and the like indicate orientations or positional relationships that may be determined based on the orientation of the storage device in a normal use state, and with reference to the orientations or positional relationships shown in the drawings, for example, "front" indicating the orientation refers to the side of the refrigerator facing the user. This is merely to facilitate description of the invention and to simplify the description, and is not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed and operated in a particular orientation, and thus should not be taken to be limiting of the invention.

Referring to fig. 1, the present invention provides a refrigerator 10, which may generally include a refrigeration system, wherein the refrigeration system may include a compressor, an evaporator, and other components to provide suitable cooling capacity for the refrigerator 10, and to perform a refrigeration or freezing function for food stored in the refrigerator 10.

Referring to fig. 1 to 5, in some embodiments of the present invention, the refrigerator 10 may further include a cabinet 100, a first door 210, and a door opening device.

A storage compartment is defined inside the case body 100, and has a forward opening; the first door body 210 is pivotally connected to one side of the cabinet 100 to open and close the opening, a sealing strip 230 is arranged in a region of the first door body 210 opposite to the cabinet 100, and a groove 212 is transversely formed at a position of the first door body 210 corresponding to the sealing strip 230; the door opening device is disposed at the groove 212, and includes an ejector 310 moving in a front-rear direction of the first door body 210 and a pivot 320 for driving the ejector 310, and the pivot 320 is configured to urge the ejector 310 to protrude toward the chest 100 by rotating, so as to eject the first door body 210 and the chest 100 out of a gap, and allow external air to enter the storage compartment from the gap, thereby balancing the pressure inside the storage compartment and the external air.

As described in the background art, because the general temperature inside the storage compartment is low, the internal air pressure is lower than the atmospheric pressure, and a user needs to consume a large amount of effort when opening the door, so that the product experience is very poor when the user uses the refrigerator.

In order to overcome the above defects, the refrigerator 10 of the embodiment balances the pressure inside and outside the storage compartment while the user opens the first door 210, so as to reduce the effort required by the user to open the door and improve the user experience.

Specifically, a groove 212 is formed above the first door body 210, and the groove 212 may serve as a handle of the first door body 210 and provide a space for the rotation of the pivot portion 320. The pushing portion 310 is movable in the front-rear direction of the first door body 210, and when the pivot portion 320 rotates toward the pushing portion 310 and abuts against the pushing portion 310, the pivot portion receives a driving force in the direction of the cabinet 100, so that the pushing portion 310 translates toward the cabinet 100. At this time, the weather strip 230 provided on the first door body 210 can be pushed up by the pushing portion 310, so that a certain gap is generated between the first door body 210 and the weather strip 230. Because the interior of the storage chamber is generally low in temperature, the air pressure in the interior of the storage chamber is lower than the atmospheric pressure, and at the moment, air in the external space can enter the storage chamber from the gap, so that the storage chamber and the external pressure are balanced. At this time, the user can open the first door body 210 by applying a certain force at the groove 212.

In some embodiments, the end of the pushing portion 310 near the box 100 may also be rounded to avoid damaging the sealing strip 230 when the pushing portion 310 presses the sealing strip 230.

Referring to fig. 6, in some embodiments of the present invention, the door opening device may further include a sleeve 330, the sleeve 330 is mounted on a side wall of the groove 212 adjacent to the cabinet 100 along the front-rear direction of the first door body 210, a sliding rail 332 is defined inside the sleeve 330, and the pushing portion 310 is slidably disposed on the sliding rail 332.

Particularly, a through mounting hole may be formed in the side wall of the groove 212 close to the cabinet 100 along the front-rear direction of the first door 210, the sleeve 330 is fixedly mounted in the mounting hole, a sliding rail 332 along the front-rear direction of the first door 210 may also be formed inside the sleeve 330, and the pushing portion 310 is slidably connected to the sliding rail 332 to realize that the pushing portion 310 moves along the front-rear direction of the first door 210.

Referring to fig. 6, in some embodiments, a limiting block 334 is formed on the sliding rail 332, and a protrusion 314 matched with the limiting block 334 is formed on the pushing portion 310. During the sliding of the pushing portion 310 in the sliding track 332, the limiting block 334 abuts against the protrusion 314 to limit the translation distance of the pushing portion 310. In addition, the protrusion 314 may be disposed in the sliding rail 332, and may also prevent the pushing portion 310 from slipping out of the sliding rail 332, so as to improve reliability of the door opening device.

Referring to fig. 3 and 5, in some embodiments, the pivot portion 320 is disposed along the first door body 210 in a transverse direction and is connected to the upper portion of the groove 212 through a rotating shaft 322 to form a cover plate of the groove 212, and is configured to drive the pushing portion 310 during the process of the pivot portion 320 rotating into the groove 212 in a controlled manner.

In this embodiment, the pivot portion 320 may be a cover plate of the groove 212, and when the door does not need to be opened, the pivot portion 320 may rotate to the position where the groove 212 is sealed, so that the first door 210 may be kept in an integrated state, which not only can improve the aesthetic property of the refrigerator 10, but also can prevent dust, impurities, and the like from falling into the groove 212 that is difficult to clean. When it is necessary to open the door, the pivot portion 320 may rotate toward the inside of the groove 212 about the rotation shaft 322, and the groove 212 may provide a space for the rotation of the pivot portion 320 to press the push portion 310 located near the side wall of the cabinet 100.

In particular, referring to fig. 3 and 5, the wall surface of the groove 212 away from the rotating shaft 322 of the pivot portion 320 may be further configured to be arc-shaped with the rotating shaft 322 as a center and the width of the pivot portion 320 as a radius to fit the pivot portion 320.

Referring to fig. 3 and 5, in some embodiments, the first door body 210 is further provided with a decoration portion, the decoration portion is disposed in front of the groove 212, that is, outside the first door body 210, an installation space may be further defined inside the decoration portion, and a decoration lamp 430 for decoration and the like may be disposed in the installation space, so as to improve the aesthetic property of the first door body 210.

The decoration part also has a top wall 410 which inclines forwards and backwards along the door body, a decoration strip and the like can be arranged on the top wall 410, the top wall 410 can also be provided with a stopping part 420 which extends towards the direction of the groove 212, when the pivot part 320 is in contact with the stopping part 420 in the rotating process, the rotating angle of the pivot part 320 is limited, and the pivot part 320 is prevented from rotating out of the groove 212.

In some embodiments, the door opening device may further include a return spring, the return spring is sleeved on the rotating shaft 322, and is configured to deform during the process that the pivot portion 320 rotates into the groove 212, and urge the pivot portion 320 to rotate in a direction away from the box 100 by using its own elastic restoring force after the stress on the pivot portion 320 disappears, and make the pivot portion 320 abut against the stopping portion 420, so as to achieve a state of being flush with the top wall 410.

In this embodiment, when a user needs to open the door, the pivot portion 320 can be pressed, the pivot portion 320 rotates towards the inside of the groove 212 to drive the pushing portion 310, and at this time, during the rotation of the pivot portion 320, the return spring is deformed, so as to generate an elastic restoring force. After the door is opened, the user releases the pivot portion 320, and then under the action of the elastic restoring force, the pivot portion 320 rotates toward the outside of the groove 212, and finally can abut against the stopping portion 420, so that the stopping portion is located at the position for sealing the groove 212 and is kept flush with the top wall 410, thereby improving the integrity and the aesthetic property of the first door body 210.

In some specific embodiments, the return spring may be configured as a torsion spring, and those skilled in the art can select the specification of the torsion spring according to the technical solution of the present invention, so that the pivot portion 320 is just not deformed when in the position of the sealing groove 212, is deformed during the rotation toward the inside of the groove 212, and generates an elastic restoring force capable of driving the pivot portion 320 to return to the position of the sealing groove 212.

Particularly, the top wall 410 of the decoration part has an angle of 20 to 45 degrees, such as 20 degrees, 30 degrees or 45 degrees, with the horizontal plane. Since the top wall 410 extends obliquely downward from the rear to the front from the first door body 210 and has any value within the above range with the horizontal plane, when the pivot portion 320 is located at the position of the sealing groove 212, i.e., when the pivot portion is kept flush with the top wall 410, the pivot portion 320 and the top wall 410 face the user, and ornaments such as lights or articles such as signs can be arranged thereon, so that the practicability and the aesthetic feeling of the first door body 210 are improved.

Referring to fig. 1 to 5, in some embodiments, the refrigerator 10 may further include a second door 220, and the second door 220 is pivotally connected to one side of the refrigerator body 100 and is located above the first door 210.

Specifically, the storage compartments of the refrigerator 10 in this embodiment may include a freezing compartment opened and closed by the first door 210 and a refrigerating compartment opened and closed by the second door 220, and the preservation temperature of the refrigerating compartment may be 2 to 9 ℃, or may be 4 to 7 ℃; the preservation temperature of the freezing chamber can be-22 to-14 ℃, or can be-20 to 16 ℃ so as to store proper food or be used as a fresh-keeping storage chamber.

Referring to fig. 3 and 5, the second door 220 is recessed inward toward a bottom wall of the first door 210 to form a handle portion; and the wall surface for forming the handle part further comprises a first inclined wall surface 222 and a second inclined wall surface 224, the first inclined wall surface 222 extends from the back of the bottom wall of the second door body 220 to be inclined upwards forwards, the second inclined wall surface 224 extends from the first inclined wall surface 222 to be inclined downwards forwards to the bottom wall of the second door body 220 to form the hidden handle part of the second door body 220, and because the second door body 220 is at a higher position, the force application by a user is convenient downwards, and the handle part formed by the first inclined wall surface 222 and the second inclined wall surface 224 is more in accordance with the ergonomic design.

Referring to fig. 3, in some embodiments, the upper surface of the pivot portion 320 is further formed with a pressing portion 340; the second inclined wall surface 224 is further provided with an ultraviolet sterilization device for irradiating the pressing portion 340 to sterilize and disinfect the pressing portion 340.

Since the second inclined wall surface 224 extends from the first inclined wall surface 222 to the bottom wall of the second door 220 in a forward and downward inclined manner, that is, the second inclined wall surface 224 is inclined toward the inside of the second door 220, the ultraviolet sterilization device is disposed on the second inclined wall surface 224, and can prevent the ultraviolet rays emitted from the second door 220 from being emitted, thereby reducing the influence of the ultraviolet rays on the human body or the environment.

Optionally, a human body sensing device may be further disposed at a position where the first door 210 and the second door 220 are opposite to each other, and when a user needs to open a door and a hand is close to an area between the first door 210 and the second door 220, the human body sensing device may receive a hand approach signal and cut off a power supply of the ultraviolet sterilization device in time, so as to further reduce an influence of ultraviolet rays on the user.

Preferably, the angle between the second inclined wall 224 and the horizontal plane may be set to any value within the range of 60 to 85 °, for example, 60 °, 70 °, or 85 °, so as to prevent the ultraviolet rays from being emitted from the second door 220 as much as possible while ensuring that the pressing part 340 can be irradiated.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.

Claims

1. A refrigerator, comprising:

2. The refrigerator of claim 1, wherein the door opening device further comprises:

3. The refrigerator according to claim 2,

the sliding track is provided with a limiting block, and the pushing part is provided with a convex block matched with the limiting block so as to limit the translation distance of the pushing part.

4. The refrigerator according to claim 1,

the pivoting part is transversely arranged along the first door body, is connected with the upper part of the groove through a rotating shaft to form a cover plate of the groove, and is configured to drive the pushing part when the pivoting part is controlled to rotate towards the groove.

5. The refrigerator according to claim 4,

the first door body is further provided with a decoration part which is arranged in front of the groove, the decoration part is further provided with a top wall which inclines downwards from back to front along the first door body, and a stopping part extends towards the groove from the top wall so as to limit the rotation angle of the pivoting part.

6. The refrigerator of claim 5, wherein the door opening device further comprises:

7. The refrigerator according to claim 5,

the top wall of decoration portion is 20 ~ 45 with the angle of horizontal plane.

8. The refrigerator of claim 1, further comprising:

The wall surface for forming the handle portion further includes:

9. The refrigerator of claim 8, wherein,

a pressing part is further formed on the upper surface of the pivoting part; and is

10. The refrigerator of claim 8, wherein,

the included angle between the second inclined wall face and the horizontal plane is 60-85 degrees.