CN219470474U

CN219470474U - Dehumidifying device and washing machine

Info

Publication number: CN219470474U
Application number: CN202320229900.8U
Authority: CN
Inventors: 胡蓉; 杨洪永; 梁宇轩
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-08-04
Anticipated expiration: 2033-02-14

Abstract

The utility model discloses a dehumidifying device and a washing machine, wherein the dehumidifying device comprises a washing inner cylinder, a washing chamber and a washing device, wherein the washing inner cylinder is provided with a washing chamber for washing articles; and the ventilation part is communicated with the washing cavity of the washing inner barrel and is used for discharging moist air in the washing cavity after the articles are washed and when the articles are not taken out of the washing cavity in time. The dehumidifying device can timely discharge the moisture in the washing inner cylinder under the condition that the articles in the washing machine are not taken out in time after being washed, and the problems that the articles are affected with damp and moldy to generate peculiar smell, the moisture affects electric devices and the like are avoided. The dehumidifying device is a powerless device, and the dehumidifying device is driven by natural wind power and temperature difference between the inside and the outside of the washing inner cylinder, so that additional energy consumption is not needed, and the energy-saving effect is obvious.

Description

Dehumidifying device and washing machine

Technical Field

The utility model relates to the technical field of washing machines, in particular to a dehumidifying device and a washing machine.

Background

In recent years, there have been developed solutions for achieving ventilation inside a washing machine, such as patent CN112575531a, which discloses a control method for a laundry treatment apparatus including a rotating member capable of rotating laundry in the laundry treatment apparatus and a blower fan configured to blow air to the laundry in the laundry treatment apparatus, comprising: acquiring a rotation condition of the rotating member during a shaking operation performed by the laundry treatment apparatus; and selectively operating the air supply fan according to the rotation condition of the rotating member. This scheme is to the air supply in the washing machine, and is not good to the timely discharge effect of washing machine interior moisture, and can also bring other electrical components into with the moisture, causes the potential safety hazard, and the fan that increases in addition has also increased the cost and the complexity of system, brings unnecessary electric quantity consumption.

In view of this, the present utility model has been made.

Disclosure of Invention

The utility model mainly aims to provide a dehumidifying device and a washing machine, which are used for solving the problem that the odor of clothes is caused by large moisture under the condition that the clothes in the washing machine are not taken out in time in the prior art.

In order to achieve the above object, the present utility model provides the following solutions:

a dehumidifying apparatus, comprising:

a washing drum having a washing chamber for washing articles;

and the ventilation part is communicated with the washing cavity of the washing inner barrel and is used for discharging moist air in the washing cavity after the articles are washed and when the articles are not taken out of the washing cavity in time.

The dehumidifying device also comprises an opening and closing valve which is arranged at the communication position of the ventilation component and the washing cavity and is used for controlling the opening and closing of the communication state of the ventilation component and the washing cavity.

The dehumidifying device is characterized in that the ventilation part is a turbine blade device, and the turbine blade device discharges moist air in the washing cavity through rotation.

And when the turbine fan blade device is communicated with the washing cavity, the turbine fan blade device is driven to rotate by air heat convection formed by the temperature difference between the inside and the outside of the washing cavity.

The dehumidifying device is characterized in that the ventilation component is communicated with the washing cavity through an air duct.

The arrangement position of the turbine fan blade device is positioned above the washing cavity.

The dehumidifying device also comprises a heating module for heating the air in the washing cavity.

The dehumidifying device further comprises a controller, a rotating speed monitoring device is arranged corresponding to the turbine blade device, and the rotating speed monitoring device is in signal connection with the controller so as to start the washing inner barrel to operate under the control of the controller according to the signals of the rotating speed monitoring device.

The rotating speed monitoring device comprises a permanent magnet module and a coil module, wherein the permanent magnet module and the coil module are correspondingly arranged, and one of the permanent magnet module and the coil module is arranged on the turbine fan blade device.

A washing machine comprising a dehumidifying apparatus as described above.

The beneficial effects are that:

the dehumidifying device can timely discharge the moisture in the washing inner cylinder under the condition that the articles in the washing machine are not taken out in time after being washed, and the problems that the articles are affected with damp and moldy to generate peculiar smell, the moisture affects electric devices and the like are avoided. The dehumidifying device is a powerless device, and the dehumidifying device is driven by natural wind power and temperature difference between the inside and the outside of the washing inner cylinder, so that additional energy consumption is not needed, and the energy-saving effect is obvious.

Drawings

Fig. 1 is a schematic view illustrating a structure of a washing machine including a dehumidifying apparatus according to an embodiment of the present utility model;

fig. 2 is a cross-sectional view of a washing machine including a dehumidifying apparatus according to an embodiment of the present utility model;

fig. 3 is an electrical connection diagram of a washing machine including a dehumidifying apparatus according to an embodiment of the present utility model.

In the figure: 1. a top of the washing machine; 2. a rotation speed monitoring device; 3. turbine blade device; 4. a housing; 5. an opening/closing valve; 6. an air duct; 7. a tub member; 8. a motor; 9. an inner cylinder; 10. and a controller.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without making creative efforts should fall within the scope of protection of the present application. In addition, directional words such as "upper", "lower", "left", "right", and the like, as used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the utility model.

The utility model is further described with reference to fig. 1 to 3.

The dehumidifying device of the present embodiment, wherein comprises:

the washing drum 9 has a washing chamber for washing the articles.

In a preferred embodiment, the washing machine further comprises an opening and closing valve arranged at the communication position of the ventilation component and the washing cavity and used for controlling the opening and closing of the communication state of the ventilation component and the washing cavity. According to the running state of the washing machine, when the clothes are not taken out, the opening and closing valve 5 is opened to keep the convection ventilation inside and outside the washing machine, and when the washing machine is not running after the clothes are taken out, the opening and closing valve 5 is closed, the inside of the washing machine is isolated from the outside, and foreign matters are prevented from entering the inside of the washing machine.

In a specific embodiment, the ventilation component is a turbine blade device 3, and the turbine blade device discharges the humid air in the washing cavity through rotation. The turbine fan blade device comprises a plurality of blades, an airflow channel is formed among the blades, when the blades rotate, the turbine fan blade device is equivalent to an air pump, gas inside and outside the turbine fan blade device can be conveyed, and the rotation of the turbine fan blade device arranged in the device can drive air in the washing cavity of the inner cylinder to be discharged, so that moisture in the washing cavity is discharged together.

In a preferred embodiment, the turbine blade device is a powerless device, no additional driving device is needed, the turbine blade device is arranged at a position capable of contacting external natural wind, and the turbine blade device is pushed to rotate by the external natural wind. Specifically, as shown in fig. 1, the turbine blade device 3 is disposed on the casing 4 of the washing machine and protrudes out of the casing, so that the turbine blade device can contact external natural wind, and the natural wind blows through a plane on which the turbine blade device is disposed, that is, the turbine blade device can be driven to rotate, and then wet air in the washing cavity is brought out.

In another preferred embodiment, when the turbine blade device is communicated with the washing cavity, the turbine blade device is driven to rotate by air heat convection formed by the difference between the temperature inside and outside the washing cavity. The turbine blade device can be driven by external natural wind power, and can also be driven by thermal convection so as to push the turbine blade device to discharge the moist air in the washing machine by utilizing centrifugal force and negative pressure effect,

furthermore, the preferred position of the turbine blade device is located above the washing cavity, namely, the preferred position is located above the top 1 of the washing machine in the drawing, and the preferred position is a position with relatively more natural wind, and is located above the washing cavity, so that the heat convection is facilitated.

In a preferred embodiment, the dehumidifying apparatus further comprises a heating module for heating the air in the washing chamber. When the clothes in the washing cavity are not taken out in time, the on-off valve is opened, so that the turbine fan blade device is communicated with the washing cavity, the heating module starts to heat air in the washing cavity, air heat convection is promoted, the turbine fan blade device is further pushed to rotate, and moisture in the washing cavity is accelerated to be discharged.

In a specific example, the turbine blade device can rotate in breeze of 0.2 m/s or indoor and outdoor temperature difference exceeding 0.5 ℃. In addition, the temperature change is caused by the heating of the running motor 8 of the washing machine, the temperature of the motor accessories is generally 60 ℃, the washing machine with a heating function can reach 90 degrees after being heated. These localized hot areas of the washing machine promote the formation of thermal convection, which in turn drives the turbine blade set in rotation.

Preferably, the ventilation component is in communication with the wash chamber via an air duct 6. The setting of wind channel makes the setting position of turbine fan blade device more nimble, and the selectivity is more, and turbine fan blade device is connected to wind channel one end, and the other end is connected to on the barrel part 7 of washing machine to further with the washing chamber intercommunication of inner tube, the on-off valve sets up on the wind channel, the wind channel is formed by flexible pipeline, just so can effectively avoid other structures of washing machine, more convenient overall arrangement.

The connection position of the air duct and the washing cavity can be a connection opening formed in the inner cylinder, the connection opening is communicated with the air duct when the inner cylinder is closed during operation and dehumidification is needed, and the connection position of the air duct and the washing cavity is selected at the connection position of the motor 8 and the inner cylinder 9, so that the integrity of the inner cylinder can be ensured, and the connection of the air duct and the washing cavity is simpler

In a preferred embodiment, the dehumidifying device further comprises a controller 10, a rotation speed monitoring device 2 is arranged corresponding to the turbine blade device, and the rotation speed monitoring device is in signal connection with the controller so as to start the operation of the washing inner barrel under the control of the controller according to the signals of the rotation speed monitoring device. The rotation speed monitoring device monitors the rotation speed of the turbine blade device, the monitoring data are obtained by the controller, when the clothes are not taken out in the washing machine, the controller carries out corresponding logic control programs according to the obtained turbine rotation speed data, for example, when the rotation speed of the turbine blade device is monitored to be less than 1r/s, the controller can send out an inner cylinder operation command, the inner cylinder is operated at a high speed, and the inner cylinder is guided to be increased, so that the convection of the air inside and outside the washing machine is improved.

In another embodiment, the rotation speed monitoring device includes a permanent magnet module and a coil module, where the permanent magnet module and the coil module are correspondingly disposed, one of them is disposed on the turbine fan blade device, and when the turbine fan blade device rotates, electromagnetic induction is generated between the permanent magnet module and the coil module, and the controller can calculate the rotation speed of the turbine fan blade device by combining the obtained induced electromotive force parameter with the magnetic field strength, the coil parameter, and the like.

The utility model also provides a washing machine, which comprises the dehumidifying device.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. A dehumidifying apparatus, comprising:

a washing drum having a washing chamber for washing articles;

2. The dehumidifying device as claimed in claim 1, further comprising an opening/closing valve provided at a communication position between the ventilation member and the washing chamber for controlling opening/closing of a communication state between the ventilation member and the washing chamber.

3. The dehumidifying device as claimed in claim 1 wherein the ventilation means is a turbine blade means which rotates to expel moist air from the washing chamber.

4. A dehumidifying device as claimed in claim 3 wherein the turbine blade means is rotated by convection of air heat generated by a temperature difference between the inside and outside of the washing chamber when the turbine blade means is connected to the washing chamber.

5. A dehumidifying device as claimed in claim 1 or claim 3 wherein the ventilation component communicates with the wash chamber via an air duct.

6. A dehumidifying device as claimed in claim 3 or 4 wherein the turbine blade means is located above the wash chamber.

7. The dehumidifying device as claimed in claim 1 or 4 wherein the dehumidifying device further comprises a heating module for heating the air in the washing chamber.

8. A dehumidifying device as claimed in claim 3 wherein the dehumidifying device further comprises a controller, a rotational speed monitoring device is provided in correspondence with the turbine blade means, the rotational speed monitoring device being in signal connection with the controller to initiate operation of the wash inner barrel under control of the controller in dependence on the rotational speed monitoring device signal.

9. The dehumidification device of claim 8, wherein the rotational speed monitoring device comprises a permanent magnet module and a coil module, wherein one of the permanent magnet module and the coil module is disposed on the turbine blade device.

10. A washing machine comprising a dehumidifying device as claimed in any one of claims 1 to 9.