CN109487510B

CN109487510B - Drum washing machine

Info

Publication number: CN109487510B
Application number: CN201710823357.3A
Authority: CN
Inventors: 李文伟; 邢本驸; 潘继辉; 王金凯
Original assignee: Haier Smart Home Co Ltd; Chongqing Haier Front Loading Washing Machine Co Ltd
Current assignee: Haier Smart Home Co Ltd; Chongqing Haier Front Loading Washing Machine Co Ltd
Priority date: 2017-09-13
Filing date: 2017-09-13
Publication date: 2021-07-06
Anticipated expiration: 2037-09-13
Also published as: CN109487510A; WO2019052367A1

Abstract

The invention discloses a drum washing machine, which comprises a machine body and a machine door, wherein a clothes taking and placing opening is formed in the machine body, the machine door is installed on the machine body to open/close the clothes taking and placing opening, a lock hook is arranged on the machine door, a door lock is arranged on the machine body on the periphery of the clothes taking and placing opening, the lock hook is inserted into the door lock to be locked when the machine door is closed, and when the machine door is pushed again, the lock hook is unlocked by the door lock, so that the machine door can be opened. The invention realizes that the door of the drum washing machine is locked and opened in a push-push or push-pull mode, is convenient for users to use, and can cancel the handle design on the machine door of the washing machine based on the structural design, so that the appearance of the whole machine of the washing machine is more perfect.

Description

Drum washing machine

Technical Field

The invention belongs to the field of drum washing machines, and particularly relates to a drum washing machine with a push door capable of being opened.

Background

The door of the general drum washing machine is provided with a handle for pulling the door open, thereby limiting the design of appearance parts such as the door, a front plate and the like and influencing the beauty of the machine. And the door of the general drum washing machine can not be automatically opened after the program operation is finished, if the user does not dry the washed clothes for a long time, the clothes are stuffy in the washing drum, and peculiar smell is generated. If the user holds the clothes with both hands and walks into the washing machine, the machine door is in a closed state, and the clothes need to be put down and then the door is opened with the hands.

The door of the washing machine in the related art is designed with a handle, and a user can open the door of the washing machine through the door handle, but the design of the door handle affects the overall beauty of the door and the front plate. In the prior art, the door is also bounced open by pressing a separate mechanical or touch button. However, when the mechanical key is used for controlling the door to be opened, a key module is added, and the door opening mechanism becomes more complex; if the touch key is used, the washing machine needs to be powered on firstly, and the complexity of operation is increased. In the prior art, a spring mechanism is arranged on the inner frame of the machine door, the spring is compressed when the machine door is closed, and the elastic force compressed by the spring is released after the machine door is unlocked, so that the machine door is opened at a certain angle. However, the prior art has a complex structure or needs a mechanical structure to match with an electrical component to achieve the purpose of automatically opening the door or pushing and bouncing the door, so that the complexity of the machine is increased, and the operation of a user is inconvenient.

In view of the above, the present invention is particularly proposed.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects of the prior art, and provide a drum washing machine, which can lock and open a door in a push-push or push-pull mode, is convenient for users to use, and can cancel the handle design on the machine door of the washing machine based on the structural design, so that the appearance of the whole machine of the washing machine is more perfect.

In order to solve the technical problems, the invention adopts the technical scheme that:

a drum washing machine comprises a machine body and a machine door, wherein a clothes taking and placing opening is formed in the machine body, the machine door is installed on the machine body to open/close the clothes taking and placing opening, a lock hook is arranged on the machine door, a door lock is arranged on the machine body on the periphery of the clothes taking and placing opening, the lock hook is inserted into the door lock to be locked when the machine door is closed, and when the machine door is pushed again, the lock hook is unlocked through the door lock, so that the machine door can be opened.

In the above scheme, realized can opening washing machine's quick-witted door through promoting the quick-witted door to washing machine dorsal part direction to having made things convenient for and also can realizing that the lock removes the locking to the latch hook through promoting the quick-witted door when the user is not convenient for drag the quick-witted door, for example when the user both hands are occupied under the condition, can promote the quick-witted door, the lock is removed behind the latch hook and is popped out certain angle with the quick-witted door, makes things convenient for the user to put in the clothing. On the other hand, the machine door is arranged to be opened in a pushing mode and is popped out for a certain angle, so that the design of a handle on the machine door of the washing machine can be cancelled, the appearance of the whole washing machine is more perfect, and the washing machine is convenient to manufacture into an integral appearance effect.

Preferably, the door lock comprises a clamping piece for clamping the lock hook and a transmission assembly for controlling the clamping piece to keep clamping/releasing the lock hook; the transmission assembly locks the position of the clamping piece when the machine door is closed to form clamping of the clamping piece to lock the lock hook, when the machine door is pushed again, the transmission assembly locking structure fails, the clamping piece releases the locking of the lock hook, and the machine door can be opened.

Preferably, the clamping member comprises a cam, and the transmission assembly comprises a slider assembly abutting against the cam and a locking mechanism for locking the position of the slider assembly; the cam is provided with an open slot, when the lock hook extends into the door lock, the lock hook abuts against the bottom wall of the open slot, the cam is pushed to rotate to form the open slot of the cam to be clamped and locked with the lock hook, the slide block assembly is locked by the locking mechanism to limit the rotation of the cam, and the lock hook and the cam keep the locking device;

in the scheme, the first sliding block assembly is always abutted to the cam, when the lock hook extends into the door lock, the cam is pushed to rotate, the sliding block assembly retreats in the rotating process of the cam, and when the sliding block assembly retreats for a certain position, the locking mechanism locks the position of the sliding block assembly, the cam is limited by the sliding block, and therefore the state that the cam locks the lock hook is formed.

Preferably, the cam comprises a locking position and an unlocking position for locking the door lock, when the machine door is closed, the locking hook extends into the door lock to push the cam to rotate to the locking position, the sliding block assembly is locked by the locking mechanism, the sliding block assembly limits the cam to be in the locking position, the cam and the locking hook are kept in a locking state, when the machine door is pushed again, the locking structure of the transmission assembly is disabled, and the cam pops out the locking hook and returns to the unlocking position.

In the above scheme, when the door is pushed again, the lock hook acts on the cam, the cam continues to rotate, the slider assembly is pushed by the cam, the position of the slider assembly changes to form a locking structure of the locking mechanism, the locking structure fails, and the cam ejects the lock hook and restores to an unlocking position.

Preferably, the joint spare still include the first elastic component that the drive cam rotated to the unblock position release latch hook, the slider subassembly include slider and the second elastic component that pushes away slider and cam butt, the elasticity of first elastic component is greater than the elasticity of second elastic component, first elastic component when transmission assembly's locking structure became invalid, the drive cam rotated to the unblock position, popped out the door.

In the above scheme, the first elastic piece is connected with the rotating shaft of the cam through the torsion spring, the second elastic piece is a spring, one end of the spring is fixed, the other end of the spring abuts against the sliding block assembly, and the ejection sliding block assembly abuts against the cam. The torsion spring is always in an elastic compression state, so that when the cam is unlocked, the cam is driven by the torsion spring to bounce the machine door.

Preferably, the door lock further comprises a housing, the transmission assembly and the clamping member are both arranged in the housing, the locking mechanism comprises a limiting guide groove arranged on the slider, the housing is further provided with a guide pillar, one end of the guide pillar is connected with the housing and has a smaller moving space with the housing, the other end of the guide pillar is inserted in the limiting guide groove, the limiting guide groove is internally provided with a first position for locking the slider and a second position for releasing the slider in a manner of being matched with the guide pillar when the latch hook is clamped with the cam, when the door is closed, the latch hook is inserted into the door lock, the cam rotates and pushes the slider assembly to retreat to the guide pillar to the first position, when the door is unlocked, the latch hook pushes the cam to continue rotating, the slider is forced to move, the guide pillar is separated from the first position, and the locking structure of the transmission assembly fails, the cam ejects the door.

In the above solution, the guiding groove is heart-shaped and designed to cooperate with the guiding post, forming the guiding groove with a first position in which the guiding post is retained by the guiding post, and when the slider is forced to move, the guiding post is disengaged from the first position, the slider becomes free, and the guiding post enters the second position under the rotation of the cam.

Preferably, the locking mechanism comprises a rocker which is rotatably arranged on the sliding block, the limiting guide groove is arranged on the rocker, a rocker locking mechanism is arranged on the rocker and used for locking the position of the rocker to prevent the rocker from rotating or releasing the rocker to enable the rocker to freely rotate so as to enable the locking structure of the transmission assembly to be invalid.

In the scheme, the rocking block can be in a rotating state and a non-rotating state, and when the rocking block is in the rotating state, the door can be bounced open by pushing, pulling or pushing in an electric door by external force; of course, there may be separate controls for locking and releasing the rocker to rotate and release the cam for unlocking purposes.

Preferably, rocker locking mechanical system is including setting up the flexible locating part on the rocker, the slider on be provided with spacing step face, flexible locating part stretch out the rocker joint and be in on the step face, the locking rocker position prevents its rotation, flexible locating part is retracted, and flexible locating part separates with the step face, but the rocker free rotation, drive assembly's locking structure inefficacy.

In the above scheme, automatic unlocking of the washing machine can be realized by arranging the telescopic limiting part, when automatic unlocking is needed, the washing machine controls the telescopic limiting part to retract and release the rocking block, when the rocking block is in a free state, the locking structure of the transmission assembly is invalid, and the door lock is popped out of the machine door.

Preferably, the slider is provided with a groove, the rocker is arranged in the groove, the groove limits the rotation of the rocker within a certain range, the rocker is provided with a hole groove, the telescopic limiting part is arranged in the hole groove, a gap required by the swinging of the rocker is reserved between the groove wall of the groove and the side end face of the rocker, and the groove wall of the groove is provided with the limiting step surface.

In the above scheme, the telescopic limiting piece extends out of the hole groove, and the end part of the telescopic limiting piece is limited on the step surface, so that the position of the rocking block is locked, and the rocking block is prevented from rotating.

Preferably, the door lock comprises a self-unlocking device, which is used for acting on the rocker locking mechanism when the washing machine performs automatic unlocking, so that the rocker locking mechanism releases the rocker to disable the locking structure of the transmission assembly.

The rocker locking mechanism includes: the spring is sleeved on the spring guide rod, and the spring provides elastic force for the roller; the spring guide rod, the spring and the roller are arranged in the hole groove. When the roller extends out of the rocking block and contacts the step surface, the step surface is clamped with the roller, and the rotating motion of the rocking block is prevented.

Preferably, the self-unlocking device comprises an operating rod and a brake, the operating rod is used for compressing the telescopic limiting piece on the rocker into the rocker, and the brake is used for driving the operating rod to compress the telescopic limiting piece.

In the scheme, the brake is electrically controlled, so that the effect of automatically opening the door and bouncing the door of the washing machine can be achieved.

After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:

1. the invention realizes that the machine door of the washing machine can be opened by pushing the machine door to the back side direction of the washing machine, thereby facilitating the unlocking of the lock hook by pushing the machine door when a user is inconvenient to pull the machine door, for example, when the user uses both hands, the machine door can be pushed, and the machine door can be popped out for a certain angle after the lock hook is unlocked by the door lock, thereby facilitating the user to put in clothes. On the other hand, the machine door is arranged to be opened in a pushing mode and is popped out for a certain angle, so that the design of a handle on the machine door of the washing machine can be cancelled, the appearance of the whole washing machine is more perfect, and the washing machine is convenient to manufacture into an integral appearance effect.

2. The door lock of the invention locks or releases the cam by controlling the sliding block through the rocker block to control the closing and opening of the door lock; meanwhile, the rocking block can be in a rotating state and a non-rotating state, and when the rocking block is in the rotating state, the door can be bounced open under the pushing of external force, pulling of the door or pushing of the electric door; in the invention, an independent control structure is also arranged to lock and release the rocking block to rotate, and the cam is released to achieve the purpose of unlocking.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic view of a slider and rocker configuration according to the present invention;

FIG. 2 is a schematic structural view of the drum washing machine according to the present invention;

FIG. 3 is a schematic view of the base structure of the door lock of the present invention;

FIG. 4 is a schematic cross-sectional view of the door lock of the present invention;

fig. 5 is a schematic view of the structure of the door lock and the latch hook of the present invention.

In the figure: 1. a machine door; 2. a door lock; 3. a front plate; 4. a body; 5. a latch hook; 6. a base; 7. a cam; 71. an open slot; 8. a slider; 81. shaking the block; 811. a guide groove; 812. a first position; 813. a second position; 82. a groove; 83. a spring; 84. a spring guide rod; 85. a roller; 86. a first elastic member; 87. a second elastic member; 88. an operating lever; 89. a brake; 9. and (6) a guide pillar.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should 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, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Referring to fig. 1 to 5, the present embodiment provides a drum washing machine, including a machine body 4 and a machine door 1, where the machine body 4 is provided with a clothes access opening, the machine door 1 is installed on the machine body 4 to open/close the clothes access opening, the machine door 1 is provided with a lock hook 5, the machine body 4 around the clothes access opening is provided with a door lock 2, when the machine door 1 is closed, the lock hook 5 is inserted into the door lock 2 to be locked, and when the machine door 1 is pushed again, the door lock 2 releases the lock of the lock hook 5, so as to open the machine door 1.

In the above scheme, the machine door 1 of the washing machine can be opened by pushing the machine door 1 towards the back side direction of the washing machine, so that the locking of the lock hook 5 can be released by pushing the machine door 1 conveniently when the user does not pull the machine door 1 conveniently, for example, when the user uses both hands, the machine door 1 can be pushed, and the machine door 1 is popped out by a certain angle after the lock hook 5 is released by the lock door 2, so that the user can put clothes conveniently. On the other hand, the door 1 is arranged to be opened in a pushing mode, and the door 1 is popped out for a certain angle, so that the design of a handle on the door 1 of the washing machine can be eliminated, the front plate 3 of the washing machine is simple in structure, the appearance of the whole washing machine is more perfect, and the washing machine is convenient to manufacture into an integral appearance effect.

Preferably, the door lock 2 comprises a clamping piece for clamping the lock hook 5 and a transmission assembly for controlling the clamping piece to keep clamping/releasing the lock hook 5; the transmission assembly locks the position of the clamping piece when the machine door 1 is closed to form clamping of the clamping piece to lock the lock hook 5, when the machine door 1 is pushed again, the transmission assembly locking structure fails, the clamping piece releases the locking of the lock hook 5, and the machine door 1 can be opened.

Preferably, referring to fig. 3, the clamping member comprises a cam 7, and the transmission assembly comprises a slider assembly abutting against the cam 7 and a locking mechanism for locking the position of the slider assembly; an open slot 71 is arranged on the cam 7, when the latch hook 5 extends into the door lock 2, the latch hook 5 abuts against the bottom wall of the open slot 71, the cam 7 is pushed to rotate to form the open slot 71 of the cam 7 to be clamped and locked with the latch hook 5, the slide block assembly is locked by the locking mechanism to limit the rotation of the cam 7, and the latch hook 5 and the cam 7 keep a locking device;

in the above scheme, the first slider assembly always abuts against the cam 7, when the latch hook 5 extends into the door lock 2, the cam 7 is pushed to rotate, the slider assembly retreats in the rotating process of the cam 7, and when the slider assembly retreats for a certain position, the locking mechanism locks the position of the slider assembly, and the cam 7 is limited by the slider, so that the state that the latch hook 5 is locked by the cam 7 is formed. Preferably, one end of the slider assembly, which is in abutting contact with the cam 7, is provided with a limiting structure, when the cam 7 rotates to the opening groove 71 on the cam 7 to lock the latch hook 5 under the action of the latch hook 5, the slider assembly is limited in position by the locking mechanism, and the cam 7 is also prevented from rotating to return to release the latch hook 5 by the limiting structure.

Preferably, the cam 7 comprises a locking position and an unlocking position for locking the door lock 2, when the door 1 is closed, the locking hook 5 extends into the door lock 2 to push the cam 7 to rotate to the locking position, the slider assembly is locked by the locking mechanism, the slider assembly limits the cam 7 to be in the locking position, the cam 7 and the locking hook 5 are kept in a locking state, when the door 1 is pushed again, the locking structure of the transmission assembly is disabled, and the cam 7 is ejected out of the locking hook 5 and returns to the unlocking position.

In the above scheme, when the door 1 is pushed again, the latch hook 5 acts on the cam 7, the cam 7 continues to rotate, the slider assembly is pushed by the cam 7, the locking structure of the locking mechanism formed by the position change of the slider assembly fails, and the cam 7 ejects the latch hook 5 and restores to the unlocking position.

Preferably, as shown in fig. 4 and 5, the latch member further includes a first elastic member 86 for driving the cam 7 to rotate to the unlocking position to release the latch hook 5, the slider assembly includes a slider 8 and a second elastic member 87 for pushing the slider 8 to abut against the cam 7, the elastic force of the first elastic member 86 is greater than the elastic force of the second elastic member 87, and when the locking structure of the transmission assembly fails, the first elastic member 86 drives the cam 7 to rotate to the unlocking position to eject the door 1.

In the above scheme, the first elastic member 86 is connected with the rotating shaft of the cam 7 through a torsion spring, the second elastic member 87 is a spring, one end of the spring is fixed, the other end of the spring abuts against the sliding block 8, and the pushing sliding block 8 abuts against the cam 7. The torsion spring is always in an elastic compression state, so when the cam 7 is unlocked, the cam 7 is driven by the torsion spring to pop the machine door 1 open.

Preferably, the door lock 2 further comprises a housing, the transmission assembly and the clamping member are both disposed in the housing, the locking mechanism comprises a limiting guide groove 811 disposed on the slider 8, the housing is further provided with a guide post 9, one end of the guide post 9 is connected with the housing and has a smaller movement space with the housing, the other end is inserted into the limiting guide groove 811, the limiting guide groove 811 has a first position 812 for locking the slider and a second position 813 for releasing the slider, which are engaged with the guide post 9 when the latch hook 5 is clamped with the cam 7, when the door 1 is closed, the latch hook 5 is inserted into the door lock 2, the cam 7 rotates and pushes the guide post 9 to retreat to the first position 812, when the door 1 is unlocked, the latch hook 5 pushes the cam 7 to continue rotating, the slider is forced to move, and the guide post 9 is separated from the first position 812, the locking mechanism of the transmission assembly is disabled and the cam 7 ejects the door 1.

In the above solution, the guide groove 811 is heart-shaped, the guide groove 811 is designed to cooperate with the guide post 9, the guide groove 811 is configured to have a first position 812 that can be limited by the guide post 9, when the slider is forced to move, the guide post 9 will be separated from the first position 812, the slider becomes free, and the guide post 9 will enter the second position 813 under the rotation of the cam 7.

Preferably, the locking mechanism comprises a rocker 81 rotatably arranged on the sliding block 8, the limiting guide groove 811 is arranged on the rocker 81, a rocker locking mechanism is arranged on the rocker 81, and the rocker locking mechanism is used for locking the position of the rocker to prevent the rocker from rotating or releasing the rocker 81 to enable the rocker to rotate freely so as to disable the locking structure of the transmission assembly.

In the above scheme, the rocker 81 can be in a rotating state and a non-rotating state, and when the rocker 81 is in the rotating state, the door 1 can be bounced open by pushing, pulling the door 1 or pushing in an electric door by external force; of course, there may be separate controls for locking and releasing the rocker for rotation and release of the cam 7 for unlocking purposes.

Preferably, rocker locking mechanical system is including setting up the flexible locating part on rocker 81, the slider on be provided with spacing step face, flexible locating part stretch out the rocker joint and be in on the step face, the locking rocker position prevents its rotation, flexible locating part is retracted, and flexible locating part separates with the step face, but rocker 81 free rotation, drive assembly's locking structure is inefficacy.

In the above scheme, automatic unlocking of the washing machine can be realized by setting the telescopic limiting part, when automatic unlocking is needed, the washing machine controls the telescopic limiting part to retract and release the rocker, when the rocker is in a free state, the locking structure of the transmission assembly is invalid, and the door lock 2 is popped out of the machine door 1.

Preferably, the door lock 2 further includes a base 6, the guide post 9, the first elastic member 86, and the like are mounted on the base 6, the slider is slidably mounted on the base 6, the rocker is disposed on a surface of the slider facing the base 6, the guide post 9 is inserted into the guide groove 811 in the rocker, the rocker has a protrusion, the base 6 has a protrusion, and the protrusion of the rocker and the protrusion of the base 6 cooperate with each other to restore the rocker 81 to the deflected position.

Preferably, the slider is provided with a groove 82, the rocker is arranged in the groove 82, the groove 82 limits the rotation of the rocker within a certain range, the rocker is provided with a hole groove, the telescopic limiting part is arranged in the hole groove, a gap required for the swinging of the rocker is reserved between the groove wall of the groove 82 and the side end face of the rocker, and the groove wall of the groove 82 is provided with a limiting step surface.

Preferably, the door lock 2 comprises a self-unlocking device for acting on the rocker locking mechanism when the washing machine performs automatic unlocking, so that the rocker locking mechanism releases the rocker to disable the locking mechanism of the transmission assembly.

The flexible locating part include: the spring bearing comprises a roller 85, a spring guide rod 84 and a spring 83, wherein the spring 83 is sleeved on the spring guide rod 84, and the spring 83 provides elastic force for the roller 85; the spring guide 84, the spring 83 and the roller 85 are installed in the hole groove. When the roller 85 extends out of the rocker and contacts the step surface, the step surface is clamped with the roller 85, and the rotation movement of the rocker is prevented.

Preferably, the self-unlocking device comprises an operating rod 88 and a brake 89, wherein the operating rod 88 is used for compressing the telescopic limiting piece on the rocker into the rocker, and the brake 89 is used for driving the operating rod 88 to compress the telescopic limiting piece. In addition, the compensation mechanism can absorb the undesirable displacement of the sliding block driven by external force, thereby preventing the actuator from failing.

Example two

The second embodiment is further limited by the first embodiment, and the drum washing machine comprises a clothes treatment drum and a front panel positioned in the front of the clothes treatment drum, wherein a clothes input opening is formed in the front panel, a mounting space is formed in the front panel and is positioned in the outer peripheral surface of the clothes input opening in a concave mode, a machine door of the drum washing machine is mounted in the mounting space, a washing additive input opening is further formed in the mounting space, and the machine door can open/close the washing additive input opening.

In the above scheme, thereby put in mouthful department through putting in the washing additive and set up the machine door of accessible clothing processing apparatus at the clothing and open/close washing additive put in mouthful, made things convenient for the user to put in the washing additive, put in the mouth setting with the washing additive in installation space simultaneously, kept the integrative structure of complete machine front panel for the front panel has the wholeness, is favorable to the pleasing to the eye of front panel, is favorable to strengthening the structural strength of front panel simultaneously. Based on the washing machine in the first embodiment, the door is opened by pushing the door, so that the handle on the machine door of the washing machine can be eliminated, and the machine door and the front panel of the washing machine form a flat surface of the washing machine. In the second embodiment, the washing additive feeding port is hidden in the machine door, so that the surface structure of the front panel of the washing machine is smooth and integrated.

Preferably, the detergent additive inlet is provided on a bottom wall of the installation space or the detergent additive inlet is provided on a peripheral wall of the installation space.

In the above scheme, the clothes input opening is arranged at the center of the bottom wall of the installation space, the washing additive input opening can also be arranged at the edge of the clothes input opening on the bottom wall of the installation space, and the machine door can simultaneously close the clothes input opening and the washing additive input opening when the machine door is closed. On the other hand, the detergent additive inlet may be provided on the peripheral wall of the installation space, so that when the door is closed, the detergent additive inlet is closed by the peripheral end surface of the door.

Preferably, the drum washing machine comprises an automatic feeding device, and the washing additive feeding port is communicated with a washing additive storage box of the automatic feeding device.

In the above scheme, the detergent additive input port is communicated to a detergent additive storage box in the drum washing machine, preferably, a user can add and store detergent additives to the detergent additive storage box through the detergent additive input port, and the automatic input device sucks a proper amount of detergent additives from the detergent additive storage box into the laundry treatment drum in the washing process.

On the other hand, the washing additive feeding port can also be used for installing a washing additive box in the automatic feeding device by a user, the washing additive box is a box body for storing washing additives, the washing additive box is designed into a limiting device capable of fixing the washing additive box, at least one placing space for placing the washing additive box is limited in the washing additive box, and a limiting structure is further arranged on the washing additive box and used for limiting the movement of the washing additive box when the washing additive box is installed in the washing additive box.

In the above scheme, the detergent additive box be cuboid/square structure, including the liquid outlet, the liquid outlet setting in the bottom of cuboid/square structure, the vertical intercommunication structure that sets up of detergent additive case diapire for the intercommunication liquid outlet and drum type washing machine's input pipeline.

Preferably, the clothes treatment drum comprises a first clothes treatment drum and a second clothes treatment drum which are arranged up and down, a first installation space and a second installation space are respectively arranged on the front panel corresponding to the two clothes treatment drums up and down, and at least a washing additive input port is arranged in the first installation space.

Preferably, the laundry additive input port in the first installation space is used for inputting laundry additives to the first laundry treatment drum and/or the second laundry treatment drum;

in the above scheme, a washing additive input port is arranged in the first installation space, and the washing additive input port is used for inputting washing additives to only the first laundry treatment drum, or inputting washing additives to only the second laundry treatment drum, or inputting washing additives to both the first laundry treatment drum and the second laundry treatment drum.

Preferably, the first laundry treatment drum is a drying drum, the second laundry treatment drum is a washing drum, the laundry additive input port in the first installation space is used for inputting the laundry additive into the second laundry treatment drum, and the laundry additive input port is not arranged in the second installation space.

Preferably, the installation space comprises a circular groove matched with a machine door of the drum washing machine, the washing additive feeding port is arranged on the groove bottom or the groove wall of the circular groove, and the machine door is rotatably connected with the front panel in the installation space so as to open/close the washing additive feeding port.

In the above scheme, the door of the drum washing machine is embedded in the circular groove, and the surface of the door and the surface of the front panel form a smooth front surface of the drum washing machine.

Preferably, a clothes input opening is formed in the center of the circular groove, the washing additive input opening is formed in the position, located on the peripheral side of the clothes input opening, of the groove bottom of the circular groove, and when the machine door is opened/closed, the washing additive input opening is opened/closed on the inner side face of the machine door;

in the above scheme, the washing additive feeding port is arranged towards the machine door, and the inner side surface of the machine door seals the washing additive feeding port.

Or, the groove wall of the circular groove is provided with the washing additive feeding port, and when the machine door is opened/closed, the peripheral end face of the machine door opens/closes the washing additive feeding port.

Preferably, the washing additive feeding ports comprise at least two feeding ports, and equipment is circumferentially distributed on each feeding port along the groove wall of the circular groove;

preferably, the washing additive feeding ports comprise a first feeding port and a second feeding port, and the two feeding ports are symmetrically distributed on the wall of the circular groove;

preferably, the two throwing openings are arranged at the bottom of the groove wall of the circular groove;

preferably, the first putting port is communicated with a detergent storage box of a detergent additive storage box of the automatic putting device, and the second putting port is communicated with a softener storage box of the detergent additive storage box of the automatic putting device.

In the above scheme, the automatic putting device comprises a detergent storage box and a softener storage box, one structure is that a first putting port is communicated with the detergent storage box, a second putting port is communicated with the softener storage box, a user can directly put corresponding lotion into the detergent storage box and the softener storage box through the first putting port and the second putting port, and the other structure is that: the detergent storage box and the softener storage box of the automatic feeding device are only used for storing a box body storing detergent and a box body storing softener respectively, liquid outlets are formed in the bottoms of the box body storing detergent and the box body storing softener, and communicating structures are correspondingly arranged in the detergent storage box and the softener storage box and used for communicating the liquid outlets with a feeding pipeline of the drum washing machine.

Preferably, the distance between the lower edge of the clothing throwing opening at the bottom of the circular groove and the wall of the circular groove is greater than the distance between the edges of other positions of the clothing throwing opening and the wall of the circular groove;

preferably, the lower edge of the clothes throwing opening at the bottom of the circular groove is horizontally arranged, and the edges of other positions of the clothes throwing opening are arranged in an arc line shape.

Preferably, a mounting table is further provided between the first laundry treating drum and the second laundry treating drum, and the detergent additive storage box is mounted on the mounting table.

EXAMPLE III

Third embodiment on the basis of the above embodiments, a door structure is further disclosed, the washing machine includes a first laundry processing drum and a second laundry processing drum (not shown in the drawings) arranged up and down, a front panel located in front of the two laundry processing drums and covering the two laundry processing drums, the front panel is provided with a first door and a second door up and down, and at least one of the doors is provided with a control panel assembly.

In the above scheme, according to the characteristics of the first-time double-clothes treatment equipment, the control panel assembly is arranged on the higher machine door, the screen of the control panel assembly can be conveniently checked at the visual angle of a user, meanwhile, the user can conveniently input a control instruction through the control panel, the structural design is more suitable for the first-time double-clothes treatment equipment, the user experience is good, and the first machine door and the second machine door both adopt the door lock structure in the first embodiment.

Preferably, the first machine door or the second machine door comprises a door body and an observation window arranged at a hollow position on the door body, an installation space is arranged above the observation window on the door body, and the control panel assembly is arranged in the installation space and is higher than the observation window.

In the above scheme, the mounting position of the control panel assembly is higher than the observation window, so that the situation inside the clothes treatment equipment is not influenced by a user.

Preferably, the door body include frame and inside casing, frame and the integrative main frame that constitutes the quick-witted door of inside casing installation, the central point of frame and inside casing put and offer the mouth of dodging that is used for the installation and dodges the observation window, the corresponding mounting space who offers the pore groove formation and be used for installing the control panel assembly of the top that lies in dodging the mouth on frame and the inside casing.

Preferably, the door body further comprises a window screen covering the surface of the outer frame and shielding the outer surface of the whole door, an opening is formed in the upper portion of the window screen corresponding to the hole groove in the outer frame, the control panel assembly comprises a control panel, and the control panel is installed on the opening.

In the scheme, the control panel of the control panel assembly is arranged on the opening and fixed with the window screen, the appearance is exquisite, the height is moderate, and the user can check and operate conveniently.

Preferably, the control panel assembly comprises a shell with an opening on one side, a control panel arranged at the opening end of the shell and a computer board arranged in the shell, wherein the control panel extends into the mounting space from a hole groove on the inner frame and is mounted and fixed on the opening on the window screen.

Preferably, one end surface of the shell opposite to the control panel protrudes towards the peripheral side to form a fixing part, the peripheral side surface of the hole groove on the inner frame surface is sunken inwards to form an installation part for accommodating and fixing the fixing part, and the fixing part is attached in the installation part and fixed on the installation part through a fastener;

preferably, the fixing part is of a sheet structure, the thickness of the fixing part is matched with the depth of the inward recess of the installation part, and when the fixing part is installed on the installation part, the surface of the control panel assembly, which exposes the outer frame, is in smooth transition with the surface of the outer frame.

Preferably, the front panel is a one-piece plate-shaped structure covering the first clothes treatment drum and the second clothes treatment drum, the first door is provided with an installation space, the control panel assembly is embedded in the installation space and fixed with the first door, and the surface of the control panel assembly, exposed out of the first door, is in smooth transition with the surface of the first door.

In the above scheme, the outer side surface of the control panel assembly exposed out of the first machine door is in smooth transition with the outer side surface of the first machine door, the inner side surface of the control panel assembly exposed out of the first machine door is in smooth transition with the inner side surface of the first machine door, and through the structural design, no matter the first machine door is closed or opened, the control panel assembly and the first machine door are integrated visually, so that the appearance is exquisite and the texture is good.

Preferably, the front panel is provided with a clothes input opening, the peripheral surface of the clothes input opening is recessed inwards to form a machine door mounting space, and a machine door of the clothes treatment equipment is embedded in the machine door mounting space and connected with the front panel so as to open/close the clothes input opening; the door, the control panel and the front panel of the laundry treating apparatus form a smooth front surface of the laundry treating apparatus.

In the above scheme, the front panel is provided with a first door mounting space and a second door mounting space corresponding to the first clothes treatment drum and the second clothes treatment drum respectively, wherein the control panel assembly is mounted on the first door.

Preferably, the section profile of the front panel from top to bottom is a smooth line gradually transited from a curve to a straight line section, the surface of the door is in smooth transition with the front panel on the peripheral side of the door, and the control panel of the control panel assembly is in smooth transition with the surface of the first door.

In the above aspect, the control panel is a touch display screen and includes a touch display screen body and a touch film covering the surface of the touch display screen body, and the touch film and the surface of the first door are in smooth transition.

Preferably, at least the first door is partially provided in a curved structure curved toward the back side of the laundry treating apparatus or in a planar structure inclined toward the back side of the laundry treating apparatus; the control panel assembly is shared by the first clothes treatment drum and the second clothes treatment drum and is arranged on the curved surface structure or the plane structure;

preferably, the curved surface structure on the first door is located the top of door, and the below that is located the curved surface structure on the first door is planar structure or curved surface structure, the control panel assembly sets up on the curved surface structure of first door top, and its surface is the same with the first door surface curvature of its week side or inclination is the same.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A drum washing machine is characterized by comprising a machine body and a machine door, wherein a clothes taking and placing opening is formed in the machine body, the machine door is installed on the machine body to open/close the clothes taking and placing opening, a lock hook is arranged on the machine door, a door lock is arranged on the machine body on the periphery of the clothes taking and placing opening, the lock hook is inserted into the door lock to be locked when the machine door is closed, and when the machine door is pushed again, the lock hook is unlocked through the door lock, so that the machine door can be opened;

the door lock comprises a clamping piece for clamping the lock hook and a transmission assembly for controlling the clamping piece to keep clamping/releasing the lock hook; the clamping piece comprises a cam, the transmission assembly comprises a sliding block assembly abutted against the cam and a locking mechanism for locking the position of the sliding block assembly, and the sliding block assembly comprises a sliding block;

the door lock also comprises a shell, the transmission assembly and the clamping piece are arranged in the shell, the locking mechanism comprises a limiting guide groove arranged on the sliding block, the shell is also provided with a guide pillar, one end of the guide pillar is connected with the shell and has a smaller moving space with the shell, the other end of the guide pillar is inserted in the limiting guide groove, and the limiting guide groove is internally provided with a first position for locking the sliding block and a second position for releasing the sliding block when the lock hook is clamped with the cam in a matching way with the guide pillar;

the locking mechanism comprises a rocker which is rotatably arranged on the sliding block, the limiting guide groove is arranged on the rocker, a rocker locking mechanism is arranged on the rocker and used for locking the position of the rocker to prevent the rocker from rotating, or the rocker is released to enable the rocker to freely rotate so as to enable the locking mechanism of the transmission assembly to be invalid.

2. A drum washing machine according to claim 1, characterized in that the transmission assembly locks the position of the latch when the door is closed, forming a latch to latch the latch hook, when the door is pushed again, the transmission assembly locking mechanism fails, the latch releases the latch hook, and the door can be opened.

3. A drum washing machine as claimed in claim 2 wherein the cam has an open slot, and when the latch hook extends into the door lock, the latch hook abuts against the bottom wall of the open slot to push the cam to rotate to form the open slot of the cam to latch the latch hook, and the slider assembly is latched by the latching mechanism to restrict rotation of the cam, and the latch hook and the cam maintain the latching mechanism.

4. A drum washing machine according to claim 3, characterized in that the cam comprises a locking position and an unlocking position for locking the door lock, when the door is closed, the locking hook extends into the door lock to push the cam to rotate to the locking position, the slide block assembly is locked by the locking mechanism, the slide block assembly restricts the cam to the locking position, the cam and the locking hook keep the locking state, when the door is pushed again, the locking mechanism of the transmission assembly is disabled, and the cam pops out of the locking hook and returns to the unlocking position.

5. A drum washing machine as claimed in claim 3 wherein the latch member further comprises a first resilient member for urging the cam to rotate to the unlatched position to release the latch hook, the slider assembly comprises a slider and a second resilient member for urging the slider against the cam, the first resilient member has a greater resilient force than the second resilient member, and the first resilient member, when the locking mechanism of the drive assembly fails, urges the cam to rotate to the unlatched position to eject the door.

6. A drum washing machine as claimed in claim 1 wherein, when the door is closed, the latch hook is inserted into the door lock, the cam rotates and pushes the slider to retreat to the guide post at the first position, when the door is pushed to unlock, the latch hook pushes the cam to continue rotating, the slider is forced to move, the guide post is disengaged from the first position, the locking mechanism of the transmission assembly fails, and the cam ejects the door.

7. A drum washing machine according to claim 1 characterized in that the rocker locking mechanism comprises a telescopic limiting part arranged on the rocker, the slider is provided with a limiting step surface, the telescopic limiting part extends out of the rocker to be clamped on the step surface, the position of the rocker is locked to prevent the rotation of the rocker, the telescopic limiting part retracts, the telescopic limiting part is separated from the step surface, the rocker can rotate freely, and the locking mechanism of the transmission assembly fails.

8. A drum washing machine as claimed in claim 7 wherein the slider has a recess in which the rocker is disposed, the rocker has a slot in which the telescopic stop is disposed, and a gap is left between the slot wall of the recess and the side end of the rocker for the rocker to swing.

9. A drum washing machine according to any one of claims 1-8, characterized in that the door lock comprises a self-unlocking device for acting on the rocker locking mechanism when the washing machine performs automatic unlocking, so that the rocker locking mechanism releases the rocker to disable the transmission assembly locking mechanism.

10. A drum washing machine according to claim 9, characterized in that the self-unlocking device comprises an operating lever for compressing the telescopic stopper on the rocker inside the rocker and a brake for driving the operating lever to compress the telescopic stopper.