CN220827594U - Limiting and adjusting device of washing machine - Google Patents

Abstract

The utility model provides a limit adjusting device of a washing machine, which comprises: the washing machine base fixing frame is used for supporting and fixing the washing machine; the movable connecting frame can drive the washing machine base fixing frame to integrally move or fix; the rolling assembly is arranged on the movable connecting frame; the switching device is used for switching the movable connecting frame between a supporting fixed state and a movable sliding state, and in the movable sliding state, the movable connecting frame and/or the rolling assembly are/is in an unlocking state, and the movable connecting frame can move in a sliding mode under the action of the rolling assembly; in the supporting and fixing state, the movable connecting frame and/or the rolling assembly are/is in a locking state, and the movable connecting frame is relatively fixed. According to the limit adjusting device for the washing machine, provided by the utility model, the adjusting component is arranged to realize the rapid switching of the support fixed state or the movable sliding state of the washing machine, so that the limit adjusting device is reasonable in structure and reliable in switching.

Description

Limiting and adjusting device of washing machine

Technical Field

The utility model relates to the technical field of household appliances, in particular to a limit adjusting device of a washing machine.

Background

When the washing machine is used in a household, the inside of the washing machine cabinet body is required to be integrally pulled outwards, most of the existing washing machines are directly placed on the ground, so that the washing machines are inconvenient to move, and the user experience is affected.

Disclosure of utility model

In view of the above, the present utility model is directed to a limit adjusting device for a washing machine, so as to solve the problem of inconvenient movement, fixation and adjustment of the washing machine.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a limit adjusting device of a washing machine, comprising:

the washing machine base fixing frame is used for supporting and fixing the washing machine;

the movable connecting frame is arranged below the washing machine base fixing frame and can drive the washing machine base fixing frame to integrally move or fix;

The rolling assembly is arranged on the movable connecting frame;

The switching device is used for switching the movable connecting frame between a supporting fixed state and a movable sliding state, and in the movable sliding state, the movable connecting frame and/or the rolling assembly are/is in an unlocking state, and the movable connecting frame can move in a sliding mode under the action of the rolling assembly; in the supporting and fixing state, the movable connecting frame and/or the rolling assembly are/is in a locking state, and the movable connecting frame is relatively fixed.

Further, the swing joint frame includes first gyro wheel support and second gyro wheel support, washing machine base mount includes first mount and second mount, first mount the second mount is fixed the top of first gyro wheel support, second gyro wheel support, just first gyro wheel support, second gyro wheel support first mount the second mount is the rectangle setting that encloses and establish.

Further, a supporting piece and a rolling wheel are arranged on the lower surface of the movable connecting frame and/or the lower surface of the washing machine base fixing frame, under the action of the switching device, the supporting piece is in a supporting and fixing state when contacting the ground or the rolling wheel is limited, and the rolling wheel is in a movable sliding state when contacting the ground and releasing the limit.

Further, the switching device comprises a guide rail assembly and a bottom plate assembly, and the movable connecting frame and the bottom plate assembly are movably slipped through the rolling assembly, the roller of the guide rail assembly and the limit connection of the guide rail.

Further, the guide rail assembly comprises a first guide rail, one end of the first guide rail is fixed on the bottom plate assembly, a first limiting plate is arranged at the other end of the first guide rail, a slope plate is arranged at one end, far away from the first limiting plate, of the first guide rail, the slope plate is hinged with the first guide rail through a first hinge shaft, the slope plate can be hinged and rotated relative to the first guide rail under the action of the motor device to be in a pull-up supporting state or a drop-position locking state, supporting feet are arranged on the movable connecting frame, a first limiting groove is formed in the bottom plate assembly, the rolling assembly comprises a first roller assembly, the first roller assembly can roll along the first guide rail, when the slope plate is in the pull-up supporting state under the action of the motor device, the first roller assembly can roll on the slope plate and the first guide rail, and the supporting feet are separated from the first limiting groove; when the slope plate is in a falling position locking state under the action of the motor device, the supporting feet fall into the first limiting groove to limit, and the first roller assembly is separated from the slope plate.

Further, the second mount sets up first mount is kept away from one side of slope board, first roller assembly sets up first mount is close to intermediate position's lower surface first roller support the second roller support is close to one end lower surface of slope board respectively sets up a supporting legs, corresponds set up two first spacing grooves on the bottom plate subassembly the swing joint frame is kept away from one end of slope board or be in the below of second mount sets up second roller assembly, second roller assembly sets up two.

Further, the switching device comprises a guide rail assembly, a bottom plate assembly and a locking device, wherein the movable connecting frame and the bottom plate assembly are movably slipped through a sliding block and a sliding groove of the rolling assembly, the sliding block and the sliding groove of the guide rail assembly are in limiting connection, the locking device is used for locking or unlocking a movable part and a fixed part, the fixed part comprises the guide rail assembly and the bottom plate assembly, the guide rail assembly is fixed on the bottom plate assembly, and the movable part comprises the movable connecting frame and a washing machine base fixing frame.

Further, the guide rail assembly comprises a second guide rail, the rolling assembly comprises a slide rail seat, the slide rail seat can slide relative to the second guide rail in a guiding manner, a second limit groove is formed in the bottom plate assembly, and the locking device can extend into the second limit groove to lock the movable part and the fixed part.

Further, the movable connecting frame and the washing machine base fixing frame form a movable base, a fourth roller assembly is arranged at one end of the movable base, supporting feet are arranged below the movable base, the switching device comprises a crank adjusting device, the crank adjusting device is arranged at one end, far away from the fourth roller assembly, of the movable base, the crank adjusting device comprises a crank rod, a crank seat and a first supporting wheel, the crank rod can separate or contact the first supporting wheel with the ground through rotary motion, and when the first supporting wheel contacts with the ground, the fourth roller assembly of the movable base contacts with the ground, and at the moment, the switching device switches the movable base into a movable sliding state; when the first supporting wheel is separated from the ground, the movable base is supported on the ground through a plurality of supporting feet, and at the moment, the switching device switches the movable base into a supporting and fixing state.

Further, the movable connecting frame and the washing machine base fixing frame form a movable base, a fourth roller assembly is arranged below the movable base, supporting feet are arranged at positions, close to one ends, of the movable base, the switching device comprises a crank adjusting device, the crank adjusting device is arranged at one ends, far away from the supporting feet, of the movable base, the crank adjusting device comprises a crank rod, a crank seat and a first supporting seat, the crank rod can separate or contact the first supporting seat from the ground through rotary motion, and when the first supporting seat contacts the ground, the supporting feet of the movable base contact the ground, and at the moment, the switching device switches the movable base into a supporting fixed state; when the first supporting seat is separated from the ground, the movable base is supported on the ground through a plurality of fourth roller assemblies, and at the moment, the switching device switches the movable base into an active sliding state.

Compared with the prior art, the limit adjusting device of the washing machine has the following advantages:

(1) According to the limit adjusting device for the washing machine, provided by the utility model, through arranging the adjusting component, a user can selectively fix the washing machine at one position or can easily slide and move the washing machine according to the needs, so that the flexibility and convenience of the washing machine are improved, the washing, maintenance and layout of the washing machine are facilitated, and the use experience and the convenience of operation of the user are improved.

(2) According to the limit adjusting device for the washing machine, provided by the utility model, the adjusting component is arranged to realize the rapid switching of the support fixed state or the movable sliding state of the washing machine, so that the limit adjusting device is reasonable in structure and reliable in switching.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a top view of a limit adjusting device of a washing machine in a fixed state according to embodiment 1 of the present utility model;

FIG. 2 is a side view of the limit adjusting device of the washing machine in the embodiment 1 of the present utility model in an opened state;

fig. 3 is a sectional view showing a state in which a slope plate of a limit adjusting device for a washing machine according to embodiment 1 of the present utility model is supported in a pulled-up state;

FIG. 4 is a cross-sectional view of a slope plate of a limit adjusting device for a washing machine in a fall-position locking state according to embodiment 1 of the present utility model;

fig. 5 is a schematic side view of a limit adjusting device for a washing machine according to embodiment 2 of the present utility model using rail type sliding switch;

fig. 6 is a schematic top view of a limit adjusting device for a washing machine according to embodiment 2 of the present utility model;

fig. 7 is a schematic top view of a limit adjusting device of a washing machine in a fixed state according to embodiment 2 of the present utility model;

FIG. 8 is a schematic diagram showing a side view of a limit adjusting device of a washing machine according to embodiment 3 of the present utility model;

FIG. 9 is a schematic view showing a structure of a limit adjusting device for a washing machine in an active slip state according to embodiment 3 of the present utility model;

Fig. 10 is a schematic structural view of a limit adjustment device for a washing machine in a supporting and fixing state according to embodiment 3 of the present utility model;

FIG. 11 is a schematic view showing a structure of a limit adjusting device for a washing machine in an active slip state according to embodiment 4 of the present utility model;

Fig. 12 is a schematic structural view of a limit adjustment device for a washing machine in a supporting and fixing state according to embodiment 4 of the present utility model;

1-a movable connecting frame; 101-a first roller bracket; 102-a second roller bracket; 103-supporting feet; 2-a washing machine base fixing frame; 201-a first fixing frame; 202-a second fixing frame; 3-a guide rail assembly; 301-a first limiting plate; 302-a first guide rail; 303-a second guide rail; 4-a base plate assembly; 401-a first limit boss; 402-a first limit groove; 403-a second limit groove; 404-a second limit boss; 5-a rolling assembly; 501-a first roller assembly; 502-a second roller assembly; 503-a slide rail seat; 504-fourth roller assemblies; 505-fifth roller assembly; 6-motor means; 601-a hoisting shaft; 7-a slope plate; 8-a first hinge shaft; 9-switching means; 10-a locker; 1001-locking head; 1002-a first fixing plate; 1003-pull rod; 1004-a guide post; 11-crank adjustment means; 1101-crank lever; 1102-a crank carrier; 1103-a first support wheel; 1104-a first support.

Detailed Description

In order to facilitate understanding of the technical means, objects and effects of the present utility model, embodiments of the present utility model will be described in detail with reference to the accompanying drawings.

It is to be noted that all terms used for directional and positional indication in the present utility model, such as: "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "top", "low", "lateral", "longitudinal", "center", etc. are merely used to explain the relative positional relationship, connection, etc. between the components in a particular state (as shown in the drawings), and are merely for convenience of description of the present utility model, and do not require that the present utility model must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model. Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 12, the present utility model discloses a limit adjusting device of a washing machine, comprising:

A washing machine base fixing frame 2 for supporting and fixing the washing machine;

The movable connecting frame 1 is arranged below the washing machine base fixing frame 2 and can drive the washing machine base fixing frame 2 to integrally move or fix;

The rolling assembly 5 is arranged on the movable connecting frame 1;

the switching device 9 is used for switching the movable connecting frame 1 between a supporting fixed state and a movable sliding state, and in the movable sliding state, the movable connecting frame 1 and/or the rolling assembly 5 are in an unlocking state, and the movable connecting frame 1 can slide under the action of the rolling assembly 5; in the supporting and fixing state, the movable connecting frame 1 and/or the rolling assembly 5 are in a locking state, and the movable connecting frame 1 is relatively fixed.

The limit adjusting device for the washing machine disclosed by the application is used for supporting and fixing the washing machine by arranging the washing machine base fixing frame 2 as a basic supporting structure of the washing machine, a stable platform can be provided, the washing machine is prevented from shaking or tilting during operation, the movable connecting frame 1 is arranged below the washing machine base fixing frame 2, and the movable and fixed capabilities are given to the movable and fixed connecting frame, so that the movement or fixed state of the washing machine is adjusted, the washing machine is switched between the supporting and fixed state and the movable and sliding state according to the requirement, the rolling component 5 arranged on the movable connecting frame 1 ensures the smoothness and the reliability of the movement of the washing machine device in the movable and sliding state, and the switching device 9 is used for switching the supporting and fixed state and the movable and sliding state, so that the washing machine is fixed at a certain position or is in the stability and the reliability of the easy movement state for working according to the requirement.

According to the limit adjusting device for the washing machine, disclosed by the application, a user can fix the washing machine at one position or can easily slide and move the washing machine according to the needs, so that the flexibility and convenience of the washing machine are improved, the washing, maintenance and layout of the washing machine are facilitated, and the use experience and the convenience of operation of the user are improved.

As a preferred example of the present application, the movable connecting frame 1 includes a first roller bracket 101 and a second roller bracket 102, the washing machine base fixing frame 2 includes a first fixing frame 201 and a second fixing frame 202, the first fixing frame 201 and the second fixing frame 202 are fixed above the first roller bracket 101 and the second roller bracket 102, and the first roller bracket 101, the second roller bracket 102, the first fixing frame 201 and the second fixing frame 202 are disposed in a surrounding rectangle.

This setting has further strengthened the stability of washing machine limit adjusting device, ensures that washing machine is difficult to rock or slope in the use, provides more reliable operation, and the rectangle encloses and establishes the structure and can make the weight of washing machine evenly distributed on these supports, has reduced the unstable condition that uneven load probably leads to.

As a preferred example of the present application, a support member and a rolling wheel are provided on the lower surface of the movable connecting frame 1 and/or the washing machine base fixing frame 2, and the support member is in a support fixed state when contacting the ground or the rolling wheel is limited by the switching device 9, and the rolling wheel is in an active sliding state when contacting the ground and releasing the limit. As an example of the present application, the supporting member and the rolling wheel may be disposed on the lower surface of the movable connecting frame 1, or may be disposed on the lower surface of the fixing frame 2 of the washing machine base, and by switching the position states of the supporting member or the rolling wheel for locking and limiting or rolling sliding, the switching adjustment of the supporting fixed state and the movable sliding state is realized, and the supporting is stable and the sliding is reliable.

Example 1

As a preferred example of the present application, as shown in fig. 1 to 4, the switching device 9 includes a rail assembly 3 and a base plate assembly 4, and the movable connecting frame 1 and the base plate assembly 4 are movably slidingly moved by a rolling assembly 5 and a roller and rail limiting connection of the rail assembly 3.

The arrangement ensures the smoothness and reliability of the movement of the washing machine device in the active slipping state.

As a preferred example of the present application, the guide rail assembly 3 includes a first guide rail 302, one end of the first guide rail 302 is fixed on the bottom plate assembly 4, the other end of the first guide rail 302 is provided with a first limit plate 301, one end, far away from the first limit plate 301, of the first guide rail 302 is provided with a slope plate 7, the slope plate 7 is hinged with the first guide rail 302 through a first hinge shaft 8, the slope plate 7 can be hinged and rotated relative to the first guide rail 302 under the action of the motor device 6 to be in a pulled-up supporting state or a falling-position locking state, the movable connecting frame 1 is provided with a supporting foot 103, the bottom plate assembly 4 is provided with a first limit groove 402, the rolling assembly 5 includes a first roller assembly 501, the first roller assembly 501 can roll along the first guide rail 302, and when the slope plate 7 is in the pulled-up supporting state under the action of the motor device 6, the first assembly 501 can roll on the slope plate 7 and the first guide rail 302 to be in the pulled-up supporting state, and the first roller assembly 103 can roll off the supporting foot 103 from the first limit groove 402; when the slope plate 7 is in a falling position locking state under the action of the motor device 6, the supporting leg 103 falls into the first limiting groove 402 to limit, and the first roller assembly 501 is separated from the slope plate 7.

As a preferred example of the present application, the second fixing frame 202 is disposed on a side of the first fixing frame 201 away from the ramp plate 7, the first roller assembly 501 is disposed on a lower surface of the first fixing frame 201 near a middle position, one supporting leg 103 is disposed on a lower surface of one end of the first roller bracket 101 and one end of the second roller bracket 102 near the ramp plate 7, two first limiting grooves 402 are correspondingly disposed on the bottom plate assembly 4, and two second roller assemblies 502 are disposed on an end of the movable connecting frame 1 away from the ramp plate 7 or below the second fixing frame 202, and two second roller assemblies 502 are disposed.

The arrangement further ensures the smoothness of the movement of the limit adjusting device of the washing machine in the movable sliding state and the stability of limit locking in the supporting and fixing state.

As a preferred example of the present application, a first limiting boss 401 is disposed on the base plate assembly 4, and the first limiting boss 401 is used for limiting the movement stroke of the washing machine base fixing frame 2. As an example of the present application, two first limiting bosses 401 are provided between two first limiting grooves 402, when the first fixing frame 201 on the washing machine base fixing frame 2 moves to a supporting and fixing state, the first limiting bosses 401 limit the first fixing frame 201, and when the first fixing frame 201 on the washing machine base fixing frame 2 moves to an active sliding end, the first limiting plates 301 limit the first limiting bosses.

In the limit adjustment device for a washing machine according to the present embodiment, the middle first guide rail 302 and the bottom plate assembly 4 are fixed together as a fixed portion, and the front end of the first guide rail 302 is movably connected to a ramp plate 7 through a first hinge shaft 8, which is rotatable about the first hinge shaft 8. The motor device 6 is also fixed on the bottom plate assembly 4, a hoisting shaft 601 is arranged on the motor device, a first limit boss 401 (front stop block) and a first limit groove 402 are arranged on two sides of the bottom plate assembly 4, and a first limit plate 301 (rear stop block) is arranged on the rear side of the middle guide rail; the rear side of the roller bracket is movably provided with a small roller through a bearing seat and a pin shaft, the front end of the roller bracket is fixedly provided with a supporting leg 103, the middle part of the washing machine base bracket is fixedly provided with an intermediate roller bracket of a first roller component 501, the roller bracket is provided with an intermediate roller, and a movable part is formed through the structure; the motor device 6 is fixed on the base plate assembly 4, and a winding shaft 601 is fixedly installed on a motor shaft and is connected to the front of the slope plate 7 through steel wires or other similar linear objects.

The fixed part is placed on the ground or fixed at the position where the washing machine is placed, the washing machine is placed on the washing machine base fixing frame 2 of the movable part, and the rollers in the first roller assembly 501 are placed on the first guide rail 302 in the middle and roll along the direction of the first guide rail 302. The movable part, together with the washing machine thereon, can be easily moved in the direction of the first guide rail 302. The first limit plate 301 (rear stopper) blocks the movable portion together with the washing machine, and is not separated from the fixed portion when pulled out; when the movable part moves to the forefront end together with the washing machine, the movable part contacts with the first limit boss 401 (front stop block) and does not move, at this time, the motor device 6 rotates, the winding shaft 601 pulls the slope plate 7 to rotate around the first hinge shaft 8, so that the front end of the slope plate 7 moves downwards, the front end of the movable part also moves downwards along with the front end until the supporting feet 103 at the front end fall into the first limit groove 402, the rollers in the first roller assembly 501 are suspended, the supporting feet 103 are contact points, and the washing machine is in a stable state. In this case, the washing machine can be operated for use in the in-place condition.

When the washing machine needs to be pulled out, the motor device 6 is electrified, the winch shaft 601 is reversely rotated to pull up the slope plate 7, the slope plate 7 rotates around the first hinge shaft 8, under the condition that the slope plate 7 exceeds the horizontal level, the rollers in the first roller assembly 501 are already in force, the supporting feet 103 are separated from the first limiting grooves 402 to be suspended, and the machine can be pulled out and pushed in easily.

Example 2

As a preferred example of the present application, as shown in fig. 5 to 7, the switching device 9 includes a guide rail assembly 3, a base plate assembly 4, and a locking device 10, where the movable connecting frame 1 and the base plate assembly 4 are movably slidingly moved through a sliding block and a sliding slot of the rolling assembly 5 and the guide rail assembly 3, and the locking device 10 is used for locking or unlocking a movable portion and a fixed portion. As an example of the present application, the fixed part includes a rail assembly 3 and a base plate assembly 4, the rail assembly 3 is fixed on the base plate assembly 4, and the movable part includes a movable connection frame 1 and a washing machine base fixing frame 2.

Preferably, the guide rail assembly 3 includes a second guide rail 303, and the rolling assembly 5 includes a slide rail seat 503, and the slide rail seat 503 can slide in a guiding manner relative to the second guide rail 303. As an example of the present application, two second guide rails 303 are disposed inside the first roller support 101 and the second roller support 102, the first fixing frame 201 and the second fixing frame 202 are both provided with a slide rail seat 503, the front ends of the first roller support 101 and the second roller support 102 are both provided with a fifth roller assembly 505, the locking device 10 is disposed in the middle of the first fixing frame 201, the bottom plate assembly 4 is provided with a second limit groove 403, and the locking device 10 can extend into the second limit groove 403 to lock a movable part and a fixed part.

Preferably, a second limiting boss 404 is disposed on the base plate assembly 4, and the second limiting boss 404 is used for limiting the stroke of the movable portion. As a preferred example of the present application, two second limiting bosses 404 are provided to limit the stroke front end and the stroke rear end of the second fixing frame 202, respectively.

As a preferred example of the present application, the locker 10 includes a locking head 1001, a first fixing plate 1002, a tension rod 1003, a guide post 1004, and a return spring. The fixing part is fixed on the ground or at the position where the washing machine is to be installed, and is relatively fixed. The washing machine is fixed on the washing machine base fixing frame 2 of the movable part, the sliding rail seat 503 is buckled on the second guide rail 303, and the space for the movable part to move back and forth on the second guide rail 303 is limited through the second limiting boss 404 at the front end and the second limiting boss 404 at the rear end. When the washing machine and the movable part move together, the second guide rail 303 is easily moved, and when the second guide rail moves to the forefront, the second limiting boss 404 at the front end is encountered, and at this time, the tapered end inclined surface of the locking device 10 is blocked by the inclined surface of the limiting groove on the floor to press the return spring, and finally the return spring is guided into the second limiting groove 403 to limit the movement of the movable part and the washing machine. The washing machine can be used normally.

When the washing machine needs to be pulled out, the pull rod 1003 is pulled to overcome the force of the return spring, so that the lock head 1001 moves upwards, is separated from the second limit groove 403, and can move outwards.

Example 3

As shown in fig. 8 to 10, the movable connecting frame 1 and the washing machine base fixing frame 2 form a movable base, a fourth roller assembly 504 is arranged at one end of the movable base, a supporting leg 103 is arranged below the movable base, the switching device 9 comprises a crank adjusting device 11, the crank adjusting device 11 is arranged at one end of the movable base far away from the fourth roller assembly 504, the crank adjusting device 11 comprises a crank rod 1101, a crank seat 1102 and a first supporting wheel 1103, the crank rod 1101 can separate or contact the first supporting wheel 1103 with the ground through rotation movement, when the first supporting wheel 1103 contacts with the ground, the fourth roller assembly 504 of the movable base contacts with the ground, and at the moment, the switching device 9 switches the movable base into an active sliding state; when the first supporting wheel 1103 is separated from the ground, the movable base is supported on the ground by the plurality of supporting feet 103, and the switching device 9 switches the movable base to a supporting and fixing state.

As a specific example of the present application, the fourth roller assembly 504 is disposed at the front ends of the first roller bracket 101 and the second roller bracket 102, the supporting feet 103 are respectively disposed at the first roller bracket 101 and the second roller bracket 102, one of the supporting feet 103 is disposed close to the fourth roller assembly 504, the other is disposed far from the rear end of the supporting feet 103, the crank adjusting device 11 is disposed at the middle position of the rear end second fixing frame 202 in the washing machine base fixing frame 2, in the supporting fixed state, the movable base is in the horizontal placement state, the supporting feet 103 are supported on the ground, and the fourth roller assembly 504 is separated from the first supporting wheel 1103 of the crank adjusting device 11 and the ground; in the active sliding state, the crank 1101 rotates to drive the first supporting wheel 1103 to rotate towards one side of the ground, the first supporting wheel 1103 is applied to the ground and can push the fourth roller assembly 504 at the front end of the movable base to contact with the ground, and the supporting leg 103 at the front end of the movable base moves upwards and is separated from the ground.

As an example of the present application, when the crank rod 1101 is at the initial position, as shown in fig. 9, the first supporting wheel 1103 at the lower side of the crank rod 1101 is rotated counterclockwise by an angle with respect to the vertical position, and is in a suspended state, which is the force of the four supporting legs 103 and is kept horizontal, and the washing machine is fixedly mounted on the washing machine base fixing frame 2, so that it can be used normally.

When the washing machine needs to be moved, the crank 1101 is pulled to rotate clockwise, the angle exceeding 1 to 2 degrees relative to the vertical line is set, a limiting block is arranged at the position to prevent the crank 1101 from continuing to rotate, at the moment, the first supporting wheel 1103 moves downwards and is forced to rotate with the ground, the movable connecting frame 1 is pushed to move upwards around the contact point of the fourth roller assembly 504 at the front end and the ground, at the moment, the supporting feet 103 are separated from the ground, and the movable base is in a suspended state, and can move easily in a state of three rollers being grounded.

Example 4

As shown in fig. 8 to 12, the movable connecting frame 1 and the washing machine base fixing frame 2 form a movable base, a fourth roller assembly 504 is arranged below the movable base, a supporting leg 103 is arranged at a position close to one end of the movable base, the switching device 9 comprises a crank adjusting device 11, the crank adjusting device 11 is arranged at one end of the movable base far away from the supporting leg 103, the crank adjusting device 11 comprises a crank rod 1101, a crank seat 1102 and a first supporting seat 1104, the crank rod 1101 can separate or contact the first supporting seat 1104 with the ground through rotation movement, when the first supporting seat 1104 contacts with the ground, the supporting leg 103 of the movable base contacts with the ground, and at the moment, the switching device 9 switches the movable base into a supporting fixed state; when the first support 1104 is separated from the ground, the movable base is supported on the ground by the fourth roller assemblies 504, and the switching device 9 switches the movable base to the movable sliding state.

As an example of the present application, when the crank rod 1101 is at the initial position, as shown in fig. 11, the first supporting seat 1104 at the lower side of the crank rod 1101 is rotated counterclockwise from the vertical position by an angle, which is a suspended state, the four fourth roller assemblies 504 are forced and kept horizontal, and the washing machine can be moved.

When the washing machine moves in place and needs to be fixed, the crank rod 1101 is pulled to rotate clockwise, an angle exceeding 1 to 2 degrees relative to a vertical line is provided with a limiting block, the crank rod 1101 is prevented from continuing to rotate, at the moment, the first supporting seat 1104 moves downwards and is forced to rotate and move upwards with the ground, the movable connecting frame 1 is pushed to rotate around the contact point of the supporting leg 103 at the front end and the ground, at the moment, the fourth roller assembly 504 is separated from the ground, and the washing machine is in a suspended state and is fixedly arranged on the washing machine base fixing frame 2, so that the washing machine can be normally used.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. A limit adjusting device of a washing machine, comprising:

a washing machine base fixing frame (2) for supporting and fixing the washing machine;

the movable connecting frame (1) is arranged below the washing machine base fixing frame (2) and can drive the washing machine base fixing frame (2) to integrally move or fix;

The rolling assembly (5) is arranged on the movable connecting frame (1);

The switching device (9) is used for switching the movable connecting frame (1) between two states of supporting fixing and movable sliding, and in the movable sliding state, the movable connecting frame (1) and/or the rolling assembly (5) are in an unlocking state, and the movable connecting frame (1) can move in a sliding mode under the action of the rolling assembly (5); in the supporting and fixing state, the movable connecting frame (1) and/or the rolling assembly (5) are/is in a locking state, and the movable connecting frame (1) is relatively fixed.

2. The limit adjusting device of a washing machine according to claim 1, wherein the movable connecting frame (1) comprises a first roller support (101) and a second roller support (102), the washing machine base fixing frame (2) comprises a first fixing frame (201) and a second fixing frame (202), the first fixing frame (201) and the second fixing frame (202) are fixed above the first roller support (101) and the second roller support (102), and the first roller support (101), the second roller support (102), the first fixing frame (201) and the second fixing frame (202) are arranged in a surrounding rectangular shape.

3. The limit adjustment device of a washing machine according to claim 2, characterized in that a support and a rolling wheel are arranged on the lower surface of the movable connecting frame (1) and/or the washing machine base fixing frame (2), the support is in a support fixed state when contacting the ground or the rolling wheel is limited under the action of the switching device (9), and the rolling wheel is in a movable sliding state when contacting the ground and releasing the limit.

4. A limit adjustment device for a washing machine according to claim 2 or 3, characterized in that the switching device (9) comprises a guide rail assembly (3) and a bottom plate assembly (4), and the movable connecting frame (1) and the bottom plate assembly (4) are movably slidingly connected with the roller and the guide rail of the guide rail assembly (3) in a limit manner through a rolling assembly (5).

5. The limit adjustment device for washing machine according to claim 4, characterized in that the guide rail assembly (3) comprises a first guide rail (302), one end of the first guide rail (302) is fixed on the bottom plate assembly (4), the other end of the first guide rail (302) is provided with a first limit plate (301), one end of the first guide rail (302) far away from the first limit plate (301) is provided with a slope plate (7), the slope plate (7) is hinged with the first guide rail (302) through a first hinge shaft (8), the slope plate (7) can be hinged and rotated relative to the first guide rail (302) to be in a pulled supporting state or a falling position locking state under the action of the motor device (6), the movable connecting frame (1) is provided with a supporting foot (103), the bottom plate assembly (4) is provided with a first limit groove (402), the rolling assembly (5) comprises a first roller assembly (501), the first roller assembly (501) can be hinged with the first guide rail (302) through a first hinge shaft (8), the slope plate (7) can be pulled up by the motor device (6), the first roller assembly (501) can be pulled down on the slope plate (7) under the action of the first guide rail (6) to be in a slope state, the supporting leg (103) is separated from the first limit groove (402); when the slope plate (7) is in a falling position locking state under the action of the motor device (6), the supporting feet (103) fall into the first limiting grooves (402) to limit, and the first roller assemblies (501) are separated from the slope plate (7).

6. The limit adjustment device for a washing machine according to claim 5, wherein the second fixing frame (202) is disposed on one side, away from the slope plate (7), of the first fixing frame (201), the first roller assembly (501) is disposed on the lower surface, close to the middle position, of the first fixing frame (201), one supporting leg (103) is disposed on the lower surface, close to the slope plate (7), of the second roller bracket (102), two first limit grooves (402) are correspondingly disposed on the bottom plate assembly (4), one end, away from the slope plate (7), of the movable connecting frame (1), or two second roller assemblies (502) are disposed below the second fixing frame (202), and the two second roller assemblies (502) are disposed.

7. A laundry machine limit adjusting device according to claim 1 or 2 or 3, characterized in that the switching device (9) comprises a guide rail assembly (3), a bottom plate assembly (4) and a locking device (10), wherein the movable connecting frame (1) and the bottom plate assembly (4) are movably slid through a sliding block and sliding chute limit connection of the rolling assembly (5) and the guide rail assembly (3), the locking device (10) is used for locking or unlocking a movable part and a fixed part, the fixed part comprises the guide rail assembly (3) and the bottom plate assembly (4), the guide rail assembly (3) is fixed on the bottom plate assembly (4), and the movable part comprises the movable connecting frame (1) and a laundry machine base fixing frame (2).

8. The limit adjustment device for washing machine according to claim 7, characterized in that the guide rail assembly (3) comprises a second guide rail (303), the rolling assembly (5) comprises a slide rail seat (503), the slide rail seat (503) can slide in a guiding manner relative to the second guide rail (303), a second limit groove (403) is formed in the bottom plate assembly (4), and the locking device (10) can extend into the second limit groove (403) to lock the movable part and the fixed part.

9. A washing machine limit adjustment device according to claim 1, 2 or 3, characterized in that the movable connection frame (1) and the washing machine base fixing frame (2) form a movable base, a fourth roller assembly (504) is arranged at one end of the movable base, a supporting leg (103) is arranged below the movable base, the switching device (9) comprises a crank adjustment device (11), the crank adjustment device (11) is arranged at one end of the movable base far away from the fourth roller assembly (504), the crank adjustment device (11) comprises a crank rod (1101), a crank seat (1102) and a first supporting wheel (1103), the crank rod (1101) can separate or contact the first supporting wheel (1103) with the ground through rotation, and when the first supporting wheel (1103) is contacted with the ground, the fourth roller assembly (504) of the movable base is contacted with the ground, and at the moment, the switching device (9) switches the movable base into a movable sliding state; when the first supporting wheel (1103) is separated from the ground, the movable base is supported on the ground through a plurality of supporting feet (103), and at the moment, the switching device (9) switches the movable base into a supporting and fixing state.

10. A washing machine limit adjustment device according to claim 1, 2 or 3, characterized in that the movable connecting frame (1) and the washing machine base fixing frame (2) form a movable base, a fourth roller assembly (504) is arranged below the movable base, a supporting foot (103) is arranged at a position, close to one end, of the movable base, the switching device (9) comprises a crank adjustment device (11), the crank adjustment device (11) is arranged at one end, far away from the supporting foot (103), of the movable base, the crank adjustment device (11) comprises a crank rod (1101), a crank seat (1102) and a first supporting seat (1104), the crank rod (1101) can separate or contact the first supporting seat (1104) with the ground through rotation, and when the first supporting seat (1104) contacts the ground, the supporting foot (103) of the movable base contacts the ground, and at the moment, the switching device (9) switches the movable base into a supporting and fixing state; when the first supporting seat (1104) is separated from the ground, the movable base is supported on the ground through a plurality of fourth roller assemblies (504), and the switching device (9) switches the movable base into an active sliding state.