CN217869603U

CN217869603U - Washing machine door assembly and washing machine

Info

Publication number: CN217869603U
Application number: CN202221333659.5U
Authority: CN
Inventors: 李传利; 许梁; 梁泉; 赵祥龙; 王振鲁
Original assignee: Qingdao Haier Washing Electric Appliance Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Electric Appliance Co Ltd; Haier Smart Home Co Ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-11-22
Anticipated expiration: 2032-05-30

Abstract

The utility model relates to the technical field of household appliances, a washing machine door subassembly and washing machine is disclosed, washing machine door subassembly includes the hinge and the door body. The door hinge is arranged on the box body of the washing machine, and the door body is rotatably connected with the door hinge. The door body is provided with a first magnetic part, the box body is provided with a second magnetic part, the first magnetic part is opposite to the second magnetic part in position, and the magnetic poles and the magnetic force of the first magnetic part or the second magnetic part are adjustable. By adjusting the magnetic pole of the second magnetic part (or the first magnetic part), the repulsive or attractive force can be generated between the first magnetic part and the second magnetic part to unlock or lock the door body. The door body of the washing machine door assembly can be automatically unlocked or locked without manual force application, the door body is unlocked or locked, door opening and closing operations are convenient, and the first magnetic part and the second magnetic part are attracted and locked in a locking mode, so that the door body switch is not influenced by structural deformation of the door assembly, and the door body can be well closed.

Description

Washing machine door assembly and washing machine

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to a washing machine door subassembly and washing machine.

Background

The existing washing machine needs manpower to participate in door opening and closing when clothes are taken and placed, and the door is opened and closed by breaking a handle arranged on a door body. And certain force is required to be applied when the door body is manually locked or unlocked and opened, so that the door is inconvenient to operate by old people, women or children, and the door is inconvenient to open and close. And the door body is after long-time the use, because the partial structure of the door body can take place slight deformation, probably lead to the door body to hang down for the door body is bad with the lock module cooperation on the washing machine box, more hard when closing the door locking or unblock and opening the door, the operation is inconvenient.

Therefore, a door assembly for a washing machine and a washing machine are needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Based on above problem, an object of the utility model is to provide a washing machine door subassembly and washing machine can realize the automatic unblock or the locking of washing machine door, and the door body switch does not receive the influence that the door subassembly structure warp, and switch door convenient operation more possesses the intellectuality.

In order to achieve the purpose, the utility model adopts the following technical proposal:

in one aspect, there is provided a washing machine door assembly, including:

the door hinge is arranged on a box body of the washing machine;

the door body is rotationally connected with the door hinge, a first magnetic piece is arranged on the door body, a second magnetic piece is arranged on the box body, and the first magnetic piece is opposite to the second magnetic piece in position;

the magnetic poles and the magnetic force of the first magnetic part or the second magnetic part are adjustable, so that the first magnetic part and the second magnetic part can attract or repel each other to lock or unlock the door body.

As the utility model discloses a washing machine door subassembly's preferred scheme, washing machine door subassembly still includes angle detection device, angle detection device set up in on the hinge, in order to detect the opening angle of the door body.

As the utility model discloses a washing machine door subassembly's preferred scheme, angle detection device includes elastic component and force sensor, the one end of elastic component with door hinge connects, the other end with door body coupling, force sensor install in on the elastic component, in order to measure the elastic force of elastic component.

As the utility model discloses a washing machine door subassembly's preferred scheme, the magnetic pole and the magnetic force size of second magnetic part are adjustable, first magnetic part is permanent magnetic part, second magnetic part is including giving birth to magnetic part and around locating give birth to the coil assembly on the magnetic part, through adjusting current direction and electric current size in the coil assembly are in order to adjust the magnetic pole and the magnetic force size of second magnetic part.

As the utility model discloses a washing machine door subassembly's preferred scheme, washing machine door subassembly still including set up in control circuit board in the box, angle detection device with coil assembly all with the control circuit board electricity is connected.

As the utility model discloses a washing machine door subassembly's preferred scheme, be provided with control button on the box, control button with the control circuit board electricity is connected.

As the utility model discloses a washing machine door subassembly's preferred scheme, washing machine door subassembly still includes isolation structure, isolation structure set up in the door body orientation one side of box, or isolation structure set up in the box orientation one side of the door body.

As the utility model discloses a washing machine door subassembly's preferred scheme, shock insulation structure includes the shock insulation ball, the shock insulation ball set up in on the door body.

As the utility model discloses a washing machine door subassembly's preferred scheme, first magnetic part is in mounting position on the door body is adjustable, the hinge with the second magnetic part is in mounting position on the box is all adjustable.

In another aspect, a washing machine is provided, which comprises the cabinet and the washing machine door assembly as described above.

The utility model has the advantages that:

the utility model provides a washing machine door subassembly and washing machine through the magnetic pole of adjusting second magnetic part (or first magnetic part), can make and produce the power of repelling or attracting mutually between first magnetic part and the second magnetic part, when the door body needs the locking, makes the magnetic pole of first magnetic part and second magnetic part opposite to make door body actuation locking through the magnetic force size of adjusting between second magnetic part and the first magnetic part. Similarly, when the door body needs to be unlocked and opened, the magnetic poles of the first magnetic part and the second magnetic part are the same, and the door body is unlocked and opened under the action of repulsive force by adjusting the magnetic force between the second magnetic part and the first magnetic part. This washing machine door subassembly can realize the automatic unblock or the locking of the door body, need not manual application of force and unblock or locking, and the switch door convenient operation, and the mode of first magnetic part and second magnetic part actuation locking for the door body switch does not receive the influence of door subassembly self structural deformation, can guarantee that the door body closes well.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural view of a cabinet of a washing machine according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a door body according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a door hinge according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a washing machine according to an embodiment of the present invention.

In the figure:

1-door hinge; 2-a door body; 3-a second magnetic member; 4-angle detection means; 5-a control circuit board; 6-spacer

Vibrating the ball;

21-a first magnetic member;

31-a magnetic generating member; 32-coil set;

41-an elastic member; 42-a force sensor;

100-a box body; 101-leg.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the present embodiment provides a door assembly of a washing machine, which can be applied to a drum washing machine, etc. The washing machine door assembly includes a door hinge 1 and a door body 2.

Referring to fig. 1 and 4, the door hinge 1 is disposed on a cabinet 100 of the washing machine, a door opening of the washing machine is disposed on a front plate of the cabinet 100, and the door body 2 is rotatably connected to the door hinge 1 to rotate the door body 2 relative to the cabinet 100, thereby closing or opening the door opening. The door body 2 is provided with a first magnetic member 21 (as shown in fig. 2), the box body 100 is provided with a second magnetic member 3 (as shown in fig. 1), and the first magnetic member 21 and the second magnetic member 3 are opposite in position to ensure that the two can be opposite to each other to attract or repel each other. The magnetic poles and the magnetic force of the first magnetic member 21 or the second magnetic member 3 are adjustable, so that the first magnetic member 21 and the second magnetic member 3 can attract or repel each other, thereby locking or unlocking the door body 2.

The washing machine door assembly provided by the embodiment can generate the force of repulsion or attraction between the first magnetic part 21 and the second magnetic part 3 by adjusting the magnetic pole of the second magnetic part 3 (or the first magnetic part 21), when the door body 2 needs to be locked, the magnetic poles of the first magnetic part 21 and the second magnetic part 3 are opposite, and the door body 2 is closed by attraction by adjusting the magnetic force between the second magnetic part 3 and the first magnetic part 21. Similarly, when the door body 2 needs to be unlocked and opened, the magnetic poles of the first magnetic member 21 and the second magnetic member 3 are the same, and the door body 2 is unlocked and opened under the action of the repulsive force by adjusting the magnetic force between the second magnetic member 3 and the first magnetic member 21. The door assembly of the washing machine can realize automatic unlocking or locking of the door body 2, manual force application is not needed for unlocking or locking, door opening and closing operation is convenient, and the first magnetic part 21 and the second magnetic part 3 are sucked and locked, so that the door body 2 is opened and closed without being influenced by structural deformation of the door assembly, and the door body 2 can be well closed.

Optionally, referring to fig. 3, the washing machine door assembly further includes an angle detection device 4, and the angle detection device 4 is disposed on the door hinge 1 to detect an opening angle of the door body 2. In the door closing process of the user, when the angle detection device 4 detects that the opening angle of the door body 2 is smaller than or equal to the preset angle value, a mutual attraction force is generated between the first magnetic part 21 and the second magnetic part 3, so that the door body 2 is attracted to the box body 100, the door opening is sealed, and the door body 2 locking operation is completed.

In this embodiment, referring to fig. 3, the angle detection device 4 includes an elastic member 41 and a force sensor 42, one end of the elastic member 41 is connected to the door hinge 1, and the other end is connected to the door 2. The force sensor 42 is mounted on the elastic member 41 for measuring an elastic force of the elastic member 41, and the elastic force value is related to an opening angle value of the door body 2. In the door closing process, when the elastic force measured by the force sensor 42 reaches a preset value, it indicates that the opening angle of the door 2 is smaller than or equal to the preset angle value, and at this time, a mutually attracting force is generated between the first magnetic part 21 and the second magnetic part 3, so that the first magnetic part 21 and the second magnetic part 3 are attracted, and the door 2 is locked.

Preferably, the elastic member 41 is a torsion spring. When the door body 2 is in a closed state, the torsion spring is in a stretching state, and can play a role in compressing the door body 2, and in the opening process of the door body 2, the torsion spring is in the stretching state, so that the door body 2 can stably rotate, and the door body 2 is prevented from shaking in the opening process.

In other embodiments, the angle detection device 4 may also be an angle sensor, and the angle sensor can detect a rotation angle of the rotating shaft of the door hinge 1, so as to determine whether the opening angle of the door body 2 is smaller than or equal to a preset angle value.

Alternatively, referring to fig. 1 and 2, the magnetic pole and the magnetic force of the second magnetic member 3 are adjustable, the first magnetic member 21 is a permanent magnetic member, the second magnetic member 3 includes a magnetic generating member 31 and a coil assembly 32 wound around the magnetic generating member 31, and the magnetic pole and the magnetic force of the second magnetic member 3 are adjusted by adjusting the current direction and the current magnitude in the coil assembly 32. When the coil assembly 32 is energized, the magnetism generating member 31 generates magnetism, the magnetic pole of the magnetism generating member 31 can be adjusted by controlling the direction of the current in the coil assembly 32, so that the second magnetic member 3 generates a magnetic force which is repulsive or attractive with the first magnetic member 21, and the magnetic force of the second magnetic member 3 can be adjusted by controlling the magnitude of the current in the coil assembly 32, so that the door body 2 can be locked or unlocked. In this embodiment, two magnetic generating members 31 are provided, and the coil groups 32 on the two magnetic generating members 31 are wound in series, so as to generate a strong electromagnetic force. Preferably, the magnet generating member 31 is a cylindrical iron core.

In other embodiments, the first magnetic member 21 may be set to have a magnetic pole and adjustable magnetic force, and the second magnetic member 3 may be set to be a permanent magnetic member, which can also achieve automatic unlocking and locking of the door body 2.

Optionally, referring to fig. 1 and 4, the washing machine door assembly further includes a control circuit board 5 disposed in the box 100, and the angle detection device 4 and the coil assembly 32 are electrically connected to the control circuit board 5. Further, a control button is disposed on the box 100, and the control button is electrically connected to the control circuit board 5. A user can select to open the door body 2 or close the door body 2 through the control button, the operation is convenient, and the door does not need to be opened and closed manually.

Specifically, after the user has taken and put the clothes in the drum, the door 2 is pushed in the closing direction, if the force sensor 42 of the angle detection device 4 detects that the elastic force of the elastic member 41 reaches a preset value, it indicates that the opening angle of the door 2 is smaller than or equal to a preset angle value, at this time, a locking instruction is triggered, the control circuit board 5 controls the coil assembly 32 to supply a forward current (a reverse current) and controls a proper current magnitude, so that the magnetic poles of the second magnetic member 3 are opposite to the magnetic poles of the first magnetic member 21, the first magnetic member 21 drives the door 2 to approach the cabinet 100 under the action of the attraction force of the second magnetic member 3, until the first magnetic member 21 and the second magnetic member 3 attract each other, the door 2 is locked, and the door closing action is completed.

When the door body 2 needs to be opened, a user can press a control button on the box body 100, an unlocking instruction is triggered at the moment, the control circuit board 5 controls the coil assembly 32 to be internally provided with reverse current (forward current) so that the magnetic poles of the second magnetic part 3 and the first magnetic part 21 are the same, the first magnetic part 21 drives the door body 2 to rotate towards the direction far away from the box body 100 under the action of the repulsive force of the second magnetic part 3 until the opening angle of the door body 2 is larger than the preset angle value, and the unlocking action of the door body 2 is completed. At this time, the user can conveniently open the door body 2.

The preset angle value can be set in the control system of the control circuit board 5 according to the user requirements or habits so as to meet the use requirements of different users.

Optionally, the washing machine door assembly further comprises a vibration isolation structure, and the vibration isolation structure is arranged on one side of the door body 2 facing the box body 100. When the door body 2 is locked, the shock insulation structure can play a role in buffering, the phenomenon that the door is closed too loudly is avoided, the door body 2 can be prevented from directly colliding with the box body 100, and the door body 2 is prevented from being damaged.

Preferably, referring to fig. 2 and 4, the seismic isolation structure includes seismic isolation balls 6, and the seismic isolation balls 6 are disposed on the door body 2 and located at positions close to the edge of the door body 2. The shock insulation ball 6 is light in weight and small in size, can be conveniently installed on the door body 2, and provides an effective shock absorption and buffering effect. In this embodiment, the shock-insulation balls 6 are respectively arranged on two opposite sides of the door body 2, so as to ensure a good buffering effect. In other embodiments, three, four, etc. seismic isolation balls 6 may be provided, and they may be selected according to actual needs, and are not limited to the number listed in this embodiment.

In a new embodiment, the seismic isolation structure may also be disposed on a side of the cabinet 100 facing the door 2. The vibration isolation structure is, for example, a rubber gasket or a rubber ring disposed at the door of the box 100, and can also perform a good buffering function.

Alternatively, the installation position of the first magnetic member 21 on the door body 2 is adjustable, and the installation positions of the door hinge 1 and the second magnetic member 3 on the box 100 are adjustable. When the door body 2 is installed, a user can select the opening direction of the door body 2 according to the placing position of the washing machine, so that the first magnetic piece 21 and the second magnetic piece 3 are opposite to each other by adjusting the position of the first magnetic piece 21 on the door body 2 and the position of the second magnetic piece 3 on the box body 100, meanwhile, the position of the door hinge 1 on the box body 100 is adjusted, the door hinge 1 and the second magnetic piece 3 are respectively arranged on two sides of a doorway of the box body 100, and the door body 2 can rotate relative to the door hinge 1 to open or close the door body 2. This design makes the opening direction of the door body 2 can be selected according to the user's needs, and the commonality is stronger, has improved user's use and has experienced the sense.

For example, the door 2 of the washing machine of the present embodiment is opened to the left (see the orientation in fig. 4), the door hinge 1 is located at the left side of the doorway of the cabinet 100, the second magnetic member 3 is located at the right side of the doorway, and the first magnetic member 21 is located at the left side of the door 2 in the opened state (see the orientation in fig. 4). In other embodiments, the door hinge 1 may be installed at the right side of the door opening of the cabinet 100, the second magnetic member 3 is installed at the left side of the door opening, and accordingly, the first magnetic member 21 is installed at the right side of the door body 2 in the opened state, so that the door body 2 is opened to the right. Of course, the door body 2 can be opened upwards or downwards by adjusting the positions of the door hinge 1, the second magnetic part 3 and the first magnetic part 21, and the like, and the door body can be selected adaptively according to the needs of a user.

Referring to fig. 4, the embodiment further provides a washing machine including a cabinet 100 and a washing machine door assembly as described above. Further, the bottom of the box 100 is further provided with a plurality of support legs 101, and the plurality of support legs 101 can stably support the box 100. The washing machine adopting the washing machine door assembly can realize automatic unlocking or locking of the door body 2, does not need manual force application for unlocking or locking, is convenient for door opening and closing operation, and ensures that the door body 2 is not influenced by structural deformation of the door assembly due to the suction locking mode of the first magnetic part 21 and the second magnetic part 3, thereby ensuring that the door body 2 is well closed.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. A washing machine door assembly, comprising:

the door hinge (1), the said door hinge (1) is set up on the container body (100) of the washing machine;

the door body (2) is rotatably connected with the door hinge (1), a first magnetic part (21) is arranged on the door body (2), a second magnetic part (3) is arranged on the box body (100), and the first magnetic part (21) is opposite to the second magnetic part (3);

the magnetic poles and the magnetic force of the first magnetic part (21) or the second magnetic part (3) are adjustable, so that the first magnetic part (21) and the second magnetic part (3) can attract or repel each other to lock or unlock the door body (2).

2. Washing machine door assembly according to claim 1, further comprising an angle detection device (4), wherein the angle detection device (4) is arranged on the door hinge (1) to detect the opening angle of the door body (2).

3. The washing machine door assembly according to claim 2, wherein the angle detecting device (4) comprises an elastic member (41) and a force sensor (42), one end of the elastic member (41) is connected with the door hinge (1) and the other end is connected with the door body (2), and the force sensor (42) is mounted on the elastic member (41) to measure the elastic force of the elastic member (41).

4. The washing machine door assembly according to claim 2, wherein the magnetic pole and the magnetic force of the second magnetic member (3) are adjustable, the first magnetic member (21) is a permanent magnetic member, the second magnetic member (3) comprises a magnetic generating member (31) and a coil assembly (32) wound around the magnetic generating member (31), and the magnetic pole and the magnetic force of the second magnetic member (3) are adjusted by adjusting the current direction and the current magnitude in the coil assembly (32).

5. Washing machine door assembly according to claim 4, further comprising a control circuit board (5) arranged inside the box (100), the angle detection device (4) and the coil assembly (32) being electrically connected to the control circuit board (5).

6. The washing machine door assembly according to claim 5, wherein a control button is provided on the cabinet (100), the control button being electrically connected with the control circuit board (5).

7. The washing machine door assembly according to claim 1, further comprising a shock insulation structure disposed on a side of the door body (2) facing the cabinet (100), or disposed on a side of the cabinet (100) facing the door body (2).

8. Washing machine door assembly according to claim 7, characterized in that the seismic isolation structure comprises seismic isolation balls (6), the seismic isolation balls (6) being arranged on the door body (2).

9. Washing machine door assembly according to any of claims 1 to 8, characterized in that the mounting position of the first magnetic element (21) on the door body (2) is adjustable, and the mounting positions of the door hinge (1) and the second magnetic element (3) on the cabinet (100) are adjustable.

10. A washing machine, characterized by comprising said cabinet (100) and a washing machine door assembly according to any one of claims 1-9.