CN219195418U - washing machine - Google Patents

Abstract

The application belongs to the technical field of household electrical appliances, and specifically relates to a washing machine, including: a casing, a washing tub, a water inlet pipe, a drain pipe, and a dual-purpose pipe for inlet and drainage; the washing tub is rotatably arranged in the casing, and the washing tub includes a bottom wall and the side wall, the bottom wall is pierced with a rotating shaft, and a horizontal pipe connected to the washing tub is arranged inside the rotating shaft; the first end of the water inlet pipe is connected to the outside of the casing, the second end of the water inlet pipe is connected to the horizontal pipe, and the water inlet pipe is provided with Water inlet valve; the first end of the drain pipe is connected to the outside of the casing, the second end of the drain pipe is connected to the horizontal pipe, and a drain pump is arranged on the drain pipe; the dual-purpose pipe for inlet and outlet is arranged in the washing tub, and the dual-purpose pipe for inlet and outlet The first end of the pipe is connected with the horizontal pipe, the second end of the dual-purpose pipe for inlet and outlet is formed with an opening, and a gap is formed between the second end of the dual-purpose pipe for inlet and outlet and the side wall. The application can guarantee the normal drainage of the washing machine.

Description

washing machine

technical field

The application belongs to the technical field of household appliances, and in particular relates to a washing machine.

Background technique

A washing machine is a device that converts electrical energy into mechanical energy to clean clothes, which provides a lot of convenience for people's daily life. The current washing machine usually includes an inner cylinder and an outer cylinder. The basic function of the outer cylinder is to store an appropriate amount of water in water procedures such as soaking, washing, and rinsing. The inner cylinder is a container that is in direct contact with the clothes. Wait for the program. However, the existing washing machine will retain stains between the inner cylinder and the outer cylinder after being used for a period of time, and the stains remaining between the inner cylinder and the outer cylinder are not easy to remove; and only the inner cylinder of the existing washing machine can hold clothes, and the washing capacity smaller.

In order to solve the above-mentioned problems, a washing machine without an outer tub is proposed in the related art, in which there is only one washing tub, the side wall of the washing tub is non-porous, and water and clothes are held in the washing tub at the same time. Since the arrangement of the outer cylinder and the inner cylinder is canceled, there will be no stains between the inner cylinder and the outer cylinder; and under the same volume, the washing machine can have a larger washing capacity.

However, by adopting the solution of the above-mentioned related art, when the washing machine is draining, it is relatively difficult to drain due to the presence of air in the drain pipe.

Utility model content

In order to solve the above-mentioned problems in the related art, that is, in order to solve the problem of difficult drainage of the washing machine in the related art, the present application provides a washing machine.

An embodiment of the present application provides a washing machine, including:

chassis;

A washing tub, the washing tub is rotatably arranged in the casing, the washing tub includes a bottom wall and a side wall, the bottom wall is provided with a rotating shaft, and a shaft communicating with the washing tub is provided in the rotating shaft Horizontal tube;

A water inlet pipe, the first end of the water inlet pipe communicates with the outside of the casing, the second end of the water inlet pipe communicates with the horizontal pipe, and the water inlet pipe is provided with a water inlet valve;

Drain pipe, the first end of the drain pipe communicates with the outside of the casing, the second end of the drain pipe communicates with the horizontal pipe, and the drain pipe is provided with a drain pump;

A dual-purpose pipe for inlet and outlet, the dual-purpose pipe for inlet and outlet is arranged in the washing tub, the first end of the dual-purpose pipe for inlet and outlet communicates with the horizontal pipe, and the second end of the dual-purpose pipe for inlet and outlet An opening is formed at the end, and a gap is formed between the second end of the inlet and outlet pipe and the side wall.

In the above washing machine, optionally, the water inlet pipe, the drain pipe and the horizontal pipe are connected through a rotating tee, the rotating tee includes a fixed part and a rotating part, and the rotating part is fixedly connected to the rotating shaft; The fixed part is provided with a first interface and a second interface, the first interface is connected with the water inlet pipe, the second interface is connected with the drain pipe, and the rotating part is provided with a third interface, the third interface communicates with both the first interface and the second interface, and the third interface is connected with the horizontal pipe.

In the above washing machine, optionally, the drain pipe includes a first drain pipe and a second drain pipe, the drain pump is arranged between the first drain pipe and the second drain pipe, and the first drain pipe The pipe communicates with the horizontal pipe, and the second drain pipe communicates with the outside of the casing.

In the above washing machine, optionally, the second drainage pipe includes a first section, a second section and a third section connected to each other, and the first section is connected to the drainage pump and is located in the casing Inside, the second segment is an arc segment and penetrates the casing, the third segment is parallel to the first segment and is located outside the casing, wherein the height of the first segment is greater than the height of the first drain pipe.

In the above washing machine, optionally, a plurality of dual-purpose pipes for inlet and outlet are provided in the washing tub, and the plurality of dual-purpose pipes for inlet and outlet are evenly distributed along the circumference of the bottom wall.

In the above washing machine, optionally, the washing tub further includes a tub door disposed opposite to the bottom wall, and the tub door is hingedly connected to the washing tub.

In the washing machine described above, optionally, the cross-sectional area of the washing tub gradually increases from the tub door toward the bottom wall.

As for the above washing machine, optionally, the water inlet valve is a solenoid valve.

The above-mentioned washing machine, optionally, further includes a bracket, a shock absorbing device is provided between the bracket and the casing, and the washing tub is rotatably arranged in the bracket.

As for the above washing machine, optionally, the casing is provided with a door corresponding to the drum door, and the door can be opened or closed relative to the casing.

Those skilled in the art can understand that the embodiment of the present application provides a washing machine, including: a casing, a washing tub, a water inlet pipe, a drain pipe, and a dual-purpose pipe for inlet and outlet; the washing tub is rotatably arranged in the casing, and the laundry The barrel includes a bottom wall and a side wall, and a rotating shaft is arranged on the bottom wall, and a horizontal pipe connected to the washing tub is arranged inside the rotating shaft; the first end of the water inlet pipe is connected to the outside of the casing, the second end of the water inlet pipe is connected to the horizontal pipe, and the water inlet pipe There is a water inlet valve on the top; the first end of the drain pipe is connected to the outside of the casing, the second end of the drain pipe is connected to the horizontal pipe, and a drain pump is arranged on the drain pipe; the dual-purpose pipe for inlet and outlet is arranged in the washing tub, The first end of the dual-purpose pipe communicates with the horizontal pipe, the second end of the dual-purpose pipe for inlet and outlet is formed with an opening, and a gap is formed between the second end of the dual-purpose pipe for inlet and outlet and the side wall. Through the above settings, when the washing machine needs to drain water, you can turn the washing tub first, and then open the water inlet valve, so that the tap water enters the washing tub through the water inlet pipe, the horizontal pipe and the dual-purpose pipe for inlet and outlet, so that the horizontal pipe and the inlet and outlet pipes can be drained by tap water. The air in the dual-purpose pipe is discharged; then, continue to keep the washing tub rotating, and turn on the drain pump to drain water.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present application. Those skilled in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is a schematic structural diagram of a washing machine provided by an embodiment of the present application.

Reference signs:

100-casing; 110-door;

200-washing drum; 210-bottom wall; 220-side wall; 230-rotating shaft; 240-horizontal tube; 250-drum door;

300-water inlet pipe; 310-water inlet valve; 320-tap water interface;

401-drainage pump; 410-first drainage pipe; 420-second drainage pipe; 421-first section; 422-second section; 423-third section;

500-Dual-purpose pipe for inlet and outlet;

600-swivel tee;

700-support; 710-shock absorbing device.

Detailed ways

In the related art, a washing machine without an outer tub is proposed, in which there is only one washing tub, the side wall of the washing tub adopts a non-porous design, and water and clothes are held in the washing tub at the same time. Since the arrangement of the outer cylinder and the inner cylinder is canceled, there will be no stains between the inner cylinder and the outer cylinder; and under the same volume, the washing machine can have a larger washing capacity. However, with the solution of the above-mentioned related art, when the washing machine is draining, the drain pump cannot extract the water in the washing tub due to the presence of air in the drain pipe, making drainage more difficult.

In view of this, the embodiment of the present application aims to provide a washing machine. A rotating shaft is provided on the bottom wall of the washing tub, and a horizontal pipe communicating with the washing tub is arranged inside the rotating shaft; the first end of the water inlet pipe is connected to the outside of the casing, The second end of the water inlet pipe is connected to the horizontal pipe, and a water inlet valve is arranged on the water inlet pipe; the first end of the drain pipe is connected to the outside of the casing, and the second end of the drain pipe is connected to the horizontal pipe, and a drain pump is arranged on the water inlet pipe; The dual-purpose pipe for inlet and outlet is arranged in the washing tub, the first end of the dual-purpose pipe for inlet and outlet is connected with the horizontal pipe, the second end of the dual-purpose pipe for inlet and outlet is formed with an opening, and the second end of the dual-purpose pipe for inlet and outlet is connected to the side wall A gap is formed between them. When the washing machine needs to drain water, you can turn the washing drum first, and then open the water inlet valve, so that tap water enters the washing drum through the water inlet pipe, the horizontal pipe and the dual-purpose pipe for inlet and outlet, so that the water in the horizontal pipe and the dual-purpose pipe for inlet and outlet can be drained by tap water. The air is exhausted; then, continue to keep the drum rotating and turn on the drain pump to drain the water.

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of this application.

Fig. 1 is a schematic structural diagram of a washing machine provided by an embodiment of the present application.

Please refer to Fig. 1, the present embodiment provides a washing machine, including:

The casing 100, the casing 100 can be in the shape of a prism or a cylinder, and the specific shape can be set as required. The casing 100 can be made of metal, such as stainless steel, so as to improve the strength of the whole machine. A cavity is formed in the casing 100 to facilitate the installation of other components. The surface of the casing 100 is provided with a door 110 communicating with the cavity, the door 110 can be opened or closed relative to the casing 100, and the door 110 can be installed on the casing 100 in a hinged manner, so that the user can put in or out of laundry.

Washing tub 200, the washing tub 200 is rotatably arranged in the casing 100, the washing tub 200 includes a bottom wall 210 and a side wall 220, the bottom wall 210 is provided with a rotating shaft 230, and the rotating shaft 230 is provided with a horizontal pipe connected to the washing tub 200 240. In this embodiment, the washing tub 200 may be generally in the shape of a circular truncated cone, and a washing space is formed inside the washing tub 200 . The side wall 220 of the washing tub 200 adopts a non-porous design, and the washing water and the clothes to be washed can be placed in the washing tub 200 at the same time; The effect of the outer cylinder, so that there will be no stains between the inner cylinder and the outer cylinder of the traditional washing machine; and under the same volume of the casing 100, the washing machine of this embodiment can have a larger washing capacity.

The rotating shaft 230 is arranged on the outside of the washing tub 200 and is fixedly connected to the bottom wall 210 of the washing tub 200. A driving device may also be provided in the casing 100. The driving device may include, for example, a driving motor, a belt drive and a pulley, wherein the belt drives The two ends of the part are respectively connected with the output shaft of the drive motor and the pulley, and the rotating shaft 230 is fixedly connected with the pulley, so that when the pulley rotates, it can rotate together, and then drive the washing tub 200 fixedly connected with the rotating shaft 230 to rotate. The rotating shaft 230 is pierced with a horizontal pipe 240 , and the horizontal pipe 240 communicates with the interior of the washing tub 200 , so that tap water can enter the washing tub 200 or the washing water in the washing tub 200 can be discharged.

The washing drum 200 is also provided with a drum door 250 corresponding to the machine door 110. The drum door 250 communicates with the inside of the washing drum 200. The drum door 250 can be mounted on the washing drum 200 in a hinged manner. , The tub door 250 is sealed with the washing tub 200, thereby preventing washing water from spilling out.

Optionally, the cross-sectional area of the washing tub 200 in this embodiment increases gradually from the tub door 250 toward the bottom wall 210 . That is to say, the diameter of the washing tub 200 in this embodiment on the side near the bottom wall 210 is greater than the diameter on the side near the tub door 250; the side wall 220 can also be provided with a plurality of water guide grooves, so that when the washing tub 200 rotates, , leading the wash water to one side of the bottom wall 210.

The water inlet pipe 300, the first end of the water inlet pipe 300 is connected to the outside of the casing 100, the second end of the water inlet pipe 300 is connected to the horizontal pipe 240, and the water inlet pipe 300 is provided with a water inlet valve 310; optionally, the water inlet valve 310 can It is a solenoid valve, so that it is convenient to control its opening and closing. One end of the water inlet pipe 300 outside the casing 100 forms a tap water interface 320 , which can communicate with external tap water to introduce tap water into the washing tub 200 .

Drain pipe, the first end of the drain pipe communicates with the outside of the casing 100, the second end of the drain pipe communicates with the horizontal pipe 240, the drain pipe is provided with a drain pump 401, and the drain pump 401 can accelerate the water in the washing tub 200 when it works. pull out.

The dual-purpose pipe 500 for inlet and outlet, the dual-purpose pipe 500 for inlet and outlet is arranged in the washing tub 200, the first end of the dual-purpose pipe 500 is connected with the horizontal pipe 240, and the second end of the dual-purpose pipe 500 is formed with an opening , a gap is formed between the second end of the inlet and outlet pipe 500 and the side wall 220 .

In this embodiment, when water is being fed, tap water enters the inside of the washing tub 200 through the water inlet pipe 300 , the horizontal pipe 240 and the dual-purpose pipe 500 in sequence, thereby realizing the water inlet of the washing machine.

During the washing process of the washing machine, due to its own vibration, the water stored in the dual-purpose pipe 500 and the horizontal pipe 240 will gradually leak into the washing tub 200. There is more air in the horizontal pipe 240 so that the drain pump 401 cannot pump out the washing water.

In this embodiment, when draining water, the washing tub 200 can be rotated first, so that the washing tub 200 reaches a certain speed (for example, greater than or equal to 60 rpm), so that the washing water is gradually accumulated on the surface of the side wall 220 near the bottom wall 210 , and then open the water inlet valve 310, so that tap water enters the washing tub through the water inlet pipe 300, the horizontal pipe 240 and the dual-purpose pipe 500, so that the air in the horizontal pipe 240 and the dual-purpose pipe 500 is discharged by tap water, so that The washing water in the washing tub 200 exerts a pressure on the opening of the dual-purpose pipe 500; then, keep the washing tub rotating, close the water inlet valve 310 to stop the water intake, and turn on the drain pump 401 to drain water.

In a possible implementation manner, the water inlet pipe 300, the drain pipe and the horizontal pipe 240 in this embodiment are connected through a rotating tee 600. The rotating tee 600 includes a fixed part and a rotating part, and the rotating part is fixedly connected to the rotating shaft 230. Rotate together with the rotating shaft 230 . The fixed part is provided with a first interface and a second interface, the first interface is connected with the water inlet pipe 300, the second interface is connected with the drain pipe, the rotating part is provided with a third interface, and the third interface is connected with the first interface and the second interface. The two interfaces are both connected, and the third interface is connected with the horizontal pipe 240 . Through the above arrangement, when the washing machine is fed with water, tap water can flow into the first interface through the water inlet pipe 300, then flow into the third interface and then enter the horizontal pipe 240, and finally flow into the washing machine through the dual-purpose pipe 500 connected to the horizontal pipe 240. The inside of the cartridge 200. When the washing machine drains water, the washing water can flow into the horizontal pipe 240 through the dual-purpose pipe 500, then enter the second port through the third port, and finally exit the washing machine through the drain pipe connected to the second port.

In a possible implementation, the drainage pipe in this embodiment includes a first drainage pipe 410 and a second drainage pipe 420, the drainage pump 401 is arranged between the first drainage pipe 410 and the second drainage pipe 420, and the first drainage pipe 410 communicates with the horizontal pipe 240 , and the second drain pipe 420 communicates with the outside of the casing 100 .

Further, the second drain pipe 420 includes a first segment 421, a second segment 422 and a third segment 423 connected to each other, the first segment 421 is connected to the drain pump 401 and is located in the casing 100, the second segment 422 is a circle The arc section is pierced through the casing 100, and the third section 423 is parallel to the first section 421 and is located outside the casing 100. It can be seen from the drawings that the first section 421, the second section 422 and the third section 423 in this embodiment Together they form a roughly "U"-shaped structure. Wherein, the height of the first section 421 is greater than the height of the first drain pipe 410, which can effectively prevent the washing machine from leaking.

In a possible implementation manner, the washing tub 200 of this embodiment is provided with a plurality of dual-purpose pipes 500 for inlet and outlet, and the plurality of dual-purpose pipes 500 for inlet and outlet are evenly distributed along the circumference of the bottom wall 210 . For example, the washing tub 200 may be provided with three dual-purpose pipes 500 for inlet and outlet, and the three dual-purpose pipes 500 for inlet and outlet are arranged in pairs at intervals of 120°, so as to correspond to the tripod outside the washing tub 200 . Certainly, those skilled in the art are clear that four, five or six dual-purpose pipes 500 for inlet and outlet can also be arranged in the washing tub 200, which can be determined according to actual needs. In this embodiment, the drainage speed of the washing machine can be effectively improved by arranging multiple dual-purpose pipes 500 for inlet and outlet.

In a possible implementation manner, this embodiment further includes a bracket 700 , and the washing tub 200 is rotatably disposed in the bracket 700 . A shock absorbing device 710 is provided between the bracket 700 and the casing 100 , and the washing tub 200 is rotatably arranged in the bracket 700 . Due to the design of no outer cylinder, the shock absorber 710 is installed between the bracket 700 and the casing 100, which can buffer the vibration generated by the washing tub 200 when it rotates, and can also prevent the washing tub 200 from colliding with the casing 100 during dehydration. , to ensure the smooth progress of the dehydration program.

In the description of the embodiments of the present application, the terms "first" and "second" are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present application, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this embodiment of the application, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense, for example, it can be a fixed connection or a fixed connection. Disconnected connection, or integrated; it can be directly connected, or indirectly connected through an intermediary, and can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise clearly defined. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

In the description of the embodiments of the present application, it should be understood that the orientation or positional relationship (if any) indicated by the terms "inner", "outer", "upper", "bottom", "front", "back" etc. ) is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore It should not be construed as a limitation of the application.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, rather than limiting them; although the application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the various embodiments of the present application. scope.

Claims (10)

1. A washing machine, comprising:

a housing;

the washing drum is rotatably arranged in the shell, the washing drum comprises a bottom wall and a side wall, a rotating shaft is arranged on the bottom wall, and a transverse tube communicated with the washing drum is arranged in the rotating shaft;

the first end of the water inlet pipe is communicated with the outside of the shell, the second end of the water inlet pipe is communicated with the transverse pipe, and a water inlet valve is arranged on the water inlet pipe;

the first end of the drain pipe is communicated with the outside of the shell, the second end of the drain pipe is communicated with the transverse pipe, and a drain pump is arranged on the drain pipe;

the washing machine comprises a washing drum, a water inlet and outlet dual-purpose pipe and a water outlet dual-purpose pipe, wherein the water inlet and outlet dual-purpose pipe is arranged in the washing drum, a first end of the water inlet and outlet dual-purpose pipe is communicated with the transverse pipe, an opening is formed at a second end of the water inlet and outlet dual-purpose pipe, and a gap is formed between the second end of the water inlet and outlet dual-purpose pipe and the side wall.

2. The washing machine as claimed in claim 1, wherein the water inlet pipe, the water outlet pipe and the horizontal pipe are connected through a rotary tee, the rotary tee comprises a fixed part and a rotating part, and the rotating part is fixedly connected with the rotating shaft; the fixed part is provided with a first interface and a second interface, the first interface is connected with the water inlet pipe, the second interface is connected with the water outlet pipe, the rotating part is provided with a third interface, the third interface is communicated with the first interface and the second interface, and the third interface is connected with the transverse pipe.

3. The washing machine as claimed in claim 2, wherein the drain pipe includes a first drain pipe and a second drain pipe, the drain pump is disposed between the first drain pipe and the second drain pipe, the first drain pipe communicates with the lateral pipe, and the second drain pipe communicates with the outside of the cabinet.

4. The washing machine as claimed in claim 3, wherein the second drain pipe includes a first section, a second section and a third section connected to each other, the first section being connected to the drain pump and located in the cabinet, the second section being a circular arc section and penetrating the cabinet, the third section being parallel to the first section and located outside the cabinet, wherein a height of the first section is greater than a height of the first drain pipe.

5. The washing machine as claimed in claim 1, wherein a plurality of the water inlet and outlet dual-purpose pipes are provided in the washing tub, and the water inlet and outlet dual-purpose pipes are uniformly distributed along the circumference of the bottom wall.

6. The washing machine as claimed in claim 1, wherein the tub further comprises a tub door disposed opposite the bottom wall, the tub door being hingedly connected to the tub.

7. The washing machine as claimed in claim 6, wherein the cross-sectional area of the tub increases gradually from the tub door toward the bottom wall.

8. The washing machine as claimed in claim 1, wherein the water inlet valve is a solenoid valve.

9. The washing machine as claimed in claim 6, further comprising a bracket, wherein a damping device is provided between the bracket and the cabinet, and the washing tub is rotatably provided in the bracket.

10. The washing machine as claimed in claim 9, wherein a door corresponding to the drum door is provided on the cabinet, the door being openable or closable with respect to the cabinet.

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