CN114541095A

CN114541095A - Clothes dryer

Info

Publication number: CN114541095A
Application number: CN202210099385.6A
Authority: CN
Inventors: 高宽志
Original assignee: Qingdao Anjie Energy Technology Co ltd
Current assignee: Qingdao Yunlu Energy Technology Co Ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-05-27

Abstract

The invention provides a clothes dryer which comprises a water box, a water level detection device and a main control board, wherein the water box is provided with a water filling port and a water outlet, a water storage cavity is formed in the water box, the water level detection device is installed on the water box and used for detecting whether the water box is full of water or not, the water level detection device is electrically connected with the main control board and used for transmitting a water full signal of the water box to the main control board, and the main control board is used for controlling the clothes dryer to work. The water-full-automatic water tank has a simple structure, is convenient to use, and can prompt a water-full signal to a user in time when the water tank is full of water, so that the phenomenon that the work of a clothes dryer is influenced due to the fact that a customer continues to add water and overflow is avoided; and its water level detection precision is high, avoids adding the great error of water yield appearance.

Description

Clothes dryer

Technical Field

The invention belongs to the technical field of clothes dryers, and particularly relates to a clothes dryer.

Background

Along with the technical popularization of clothes dryers with steam and washing machines, a plurality of household appliance manufacturers are equipped with steam modules on the clothes dryers, and as the steam modules adopt the instant heating type steam principle, the bodies cannot store too much water, most of the household appliance manufacturers are provided with a water box outside the modules, and customers add water to the water box before using the household appliance manufacturers. Most of the existing clothes dryers sold do not have the function of detecting the water level of the water box, so that the water box is not cleaned in time when being too full, or the water box is pulled out for cleaning when being too frequent to clean. Both of these two situations affect the drying effect of the dryer and the user experience.

The existing clothes dryer of part uses reed switch and water float to carry out water level control, remind customer's water to fill up through reporting to the police, need not continue to add water, unnecessary water can be discharged through the overflow pipe simultaneously, so the precision of reed switch and water float has decided the water yield warning position of water box, but the cooperation precision of general reed switch and floater is all not high, lead to same batch of product, the customer adds the water yield and has great error, the event carries out design optimization to above-mentioned problem, provide a clothes dryer that possesses high accuracy water level detection.

Disclosure of Invention

The invention provides the clothes dryer aiming at the technical problems, the clothes dryer is simple in structure and convenient to use, whether the water box is full of water can be detected, and the water level detection device is arranged in the convex detection area at the top of the water box, so that the water level detection precision is improved, and the working stability is improved.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a clothes dryer, it includes water box, water level detection device and main control board, be equipped with water filling port and delivery port on the water box, and its inside cavity forms the water storage chamber, water level detection device install in whether water is full for detecting the water box on the protruding detection zone at the top of water box, water level detection device with main control board electric connection is used for with water box water full signal transmission to main control board, the main control board is used for controlling clothes dryer work.

According to the technical scheme, the water level detection device is used for detecting whether the water box is full of water or not so as to transmit a water full signal of the water box to the main control board, and the main control board makes a water full prompt signal of the water box so as to remind a user of not continuing to add water, so that the phenomenon that the clothes dryer is stopped due to the fact that the water box is full of water and overflows is avoided, and the use reliability of the clothes dryer is improved; and the water level detection device is arranged on the convex detection area at the top of the water box, so that the water level detection precision is improved.

In other embodiments of the present application, a detection portion is convexly disposed at the top of the water box, the detection portion has the convex detection area therein, and the convex detection area is communicated with the water storage cavity; the water level detection device comprises an induction floater and a reed switch, the reed switch is arranged on a top plate of the detection part, the induction floater is arranged in the water storage cavity and is partially positioned in the convex detection area, and the induction floater controls the contact of the reed switch to be closed and opened;

when the contact of the reed switch is closed, the water full signal of the water box is transmitted to the main control board.

This technical scheme utilizes the motion control dry reed intraductal contact of response float to when water is full, the contact closure forms the water box full signal suggestion completion of adding water, thereby reminds the user not need continue to add water. And the top of the water box is upwards convexly provided with a detection part with a convex detection area, the reed pipe is arranged on a top plate of the detection part, and the induction floater is partially positioned in the convex detection area, so that when the water level in the water box reaches a preset position, the induction floater can be higher in height after a small amount of water is injected, the matching precision of the reed pipe and the induction floater is improved, and the water level detection precision is further improved.

In other embodiments of the present application, a support portion is disposed on a bottom wall of the water storage cavity, a guide rod is vertically disposed on the support portion, and the induction float is sleeved on the guide rod and moves up and down along the guide rod; the structure enables the induction floater to ascend along with the rising edge of the water level and to be positioned in the detection position in the initial state, and the error of the water full signal of the water box is reduced.

In other embodiments of the present application, a water overflow port is further disposed on the top wall of the detection portion, and a water overflow pipe is disposed at the water overflow port and used for discharging excess water from the water storage cavity after the water storage box is filled with water.

In other embodiments of this application, water filling port and delivery port set up on the roof of water box, delivery port department is provided with the outlet pipe, water filling port department is provided with the inlet tube, and this technical scheme realizes the water storage in water storage chamber through the water filling port toward water storage intracavity water injection, goes out the water through the delivery port.

In other embodiments of the present application, a steam generation module is further disposed on the top plate of the water box, and the water outlet pipe is communicated with the steam generation module and the water storage cavity to provide liquid water for the steam generation module through the water storage cavity.

In other embodiments of the present application, the steam generation module is provided with a water inlet and a steam outlet, one end of the water outlet pipe extends into the water storage cavity, and the other end of the water outlet pipe is communicated with the water inlet.

In other embodiments of this application, the water box includes upper cover and lower cover, the upper cover with its inside formation after the lower cover counterpoint is connected the water storage chamber, the water box under this structure can be dismantled, is convenient for clear up water box body is inside.

In other embodiments of this application, be provided with the display screen on the dryer, the display screen with the main control board electricity is connected for show by the display frame of full water level in the water box that water level detection device detected, among this technical scheme, water level detection device shows the full water level state with water box water full signal through the display screen to the user, the user visual observation of being convenient for.

In some other embodiments of the present application, the clothes dryer further includes an alarm device, and the alarm device is electrically connected to the main control board; the main control panel controls an alarm device to give an alarm and controls the clothes dryer to stop when the display screen displays the full water level; the alarm device is arranged to give an alarm prompt when the water is full so as to remind a user that the water is full and the water is not required to be added continuously.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of a water box and a water level detecting apparatus according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the water box of the embodiment of the invention in a low water level state with the reed switch in an unfired state;

fig. 3 is a sectional view showing a state in which the reed switch is triggered when the water tank is at a high water level according to the embodiment of the present invention.

In the above figures: a water box 1; a water injection port 11; a water outlet 12; a water storage cavity 13; an inlet pipe 14; a lower cover 15; an upper cover 16; a detection unit (2); a convex detection region 21; a reed switch 3; an inductive float 4; an overflow 5; an overflow pipe 51; a support portion 6; a guide rod 61; a steam generation module 7; a water inlet 71; and a steam outlet 72.

Detailed Description

The invention is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features.

For better understanding of the above technical solutions, the following detailed descriptions are provided with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1, in one exemplary embodiment of a dryer of the present invention, the dryer includes a water tank 1, a water level detecting device, and a main control panel (not shown).

The water box 1 is provided with a water filling port 11 and a water outlet 12, and the interior of the water box is hollow to form a water storage cavity 13. In this embodiment, the water filling port 11 and the water outlet 12 are disposed on the top plate of the water box 1, the water outlet pipe is disposed at the water outlet 12, the water inlet pipe 14 is disposed at the water filling port 11, and the water storage cavity 13 is filled with water through the water filling port 11 to realize the water storage function thereof and discharges water through the water outlet pipe.

The water level detection device is installed on a convex detection area 21 at the top of the water box 1 and used for detecting whether the water box 1 is full of water or not, the water level detection device is electrically connected with the main control board and used for transmitting a water full signal of the water box to the main control board, and the main control board is used for controlling the clothes dryer to work.

Specifically, referring to fig. 1 and 2, a detection part 2 is convexly arranged at the top of the water box 1, a convex detection area 21 is arranged inside the detection part 2, and the convex detection area 21 is communicated with the water storage cavity 13; the water level detection device comprises an induction floater 4 and a reed switch 3, the reed switch 3 is arranged on a top plate of the detection part 2, the induction floater 4 is arranged in the water storage cavity 13 and is partially positioned in the convex detection area 21, and the induction floater 4 controls the contact of the reed switch 3 to be closed and opened; when the contact of the reed switch 3 is closed, the water full signal of the water box is transmitted to the main control board. In this embodiment, a top wall of the detecting portion 2 is provided with a spillway 5, the spillway 5 is provided with a spillway pipe 51 communicated with the water storage cavity 13, and the spillway pipe 51 is used for discharging excess water after the water storage box 1 is filled with water to the outside of the water storage cavity 13.

The embodiment utilizes the motion control reed switch 3 internal contact's of induction float 4 closure and disconnection to when the water box water was full, the contact closure formed water box water full signal transmission to the main control board suggestion completion of adding water, thereby reminds the user not need to continue to add water, avoids the water box water to be full to overflowing and lead to the dryer to shut down, improves the dryer and uses the reliability. In the embodiment, the detection part 2 with the convex detection area 21 is arranged at the top of the water box 1 in an upward protruding mode, the reed switch 3 is arranged on the top plate of the detection part 2, and the induction floater 4 is partially positioned in the convex detection area 21, so that when the water level in the water box reaches a preset position, the induction floater 4 can be lifted to a higher height after a small amount of water is injected, the closing of contacts in the reed switch 3 is controlled, the structure is simple, the action is fast, accuracy and reliability are realized, the water level detection precision is improved, and the technical problem that the error between the reed switch 3 and a floating ball detection distance in the prior art is large is solved.

More specifically, referring to fig. 2, a support portion 6 is disposed on the bottom wall of the water storage chamber 13, a guide rod 61 is vertically disposed on the support portion 6, and the inductive float 4 is sleeved on the guide rod 61 and moves up and down along the guide rod 61. In this embodiment, the support portion 6 supports the inductive float 4 to be close to the convex detection region 21, and the guide rod 61 allows the inductive float 44 to move up and down, and preferably, the support portion 6 is integrally provided with the guide rod 61, and the inductive float 4 rises and falls as the water level rises and falls. In this embodiment, the contact of the reed switch 3 is a normally open contact, when the water level in the water box contacts the induction floater 4, the induction floater 4 rises along the guide rod 61 along with the rising of the water level, the reed switch 3 induces the magnetic field generated by the induction floater 4, when the water in the water box is full, the magnetic force of the magnetic field is greater than the reed elasticity of the contact of the reed switch 3, at the moment, the normally open contact is closed to form a water box water full signal to prompt the user to finish water adding, and therefore the user does not need to continue to add water.

Referring to fig. 1 and 3, in the above embodiment, the water box 1 preferably includes a lower cover 15 and an upper cover 16, and the lower cover 15 and the upper cover 16 are connected in an aligned manner to form the water storage chamber 13 therein, which enables the water box 1 to be detachable, so that the inside of the water box 1 can be cleaned conveniently. And in the embodiment, the supporting part 6 is arranged on the lower cover 15, the top wall of the upper cover 16 is provided with the water filling port 11 and the water outlet 12, and the lower cover 15 and the upper cover 16 are preferably connected to form a rectangular parallelepiped structure. In other embodiments, the lower cover 15 and the upper cover 16 may be connected to form other structures.

When the water storage box is used, a user adds water through the water inlet pipe 14, water flow enters the water box 1 along the water inlet pipe 14, the water level in the water storage cavity 13 gradually rises, and when the water level is contacted with the induction floater 4, the induction floater 4 rises along with the rise of the water level; when the water level reaches the preset value position, the induction floater 4 rises quickly, the reed pipe 3 induces the magnetic field from the induction floater 4, the contact inside the reed pipe is closed to send a water box water full signal to prompt that the water box is full, and if a customer continues to add water, redundant water can be discharged from the overflow port 5. In this embodiment, the preset position h is a connection point between the water storage cavity 13 and the convex detection area 21.

Further, referring to fig. 1, a top plate of the water box 1 is further provided with a steam generation module 7, and a water outlet pipe is communicated with the steam generation module 7 and the water storage cavity 13. In this embodiment, the steam generating module 7 is provided with a water inlet 71 and a steam outlet 72, preferably, one end of the water outlet pipe extends into the water storage cavity 13 through the water outlet, and the other end of the water outlet pipe is communicated with the water inlet 71. It should be noted that in some other embodiments, the water outlet 12 may be configured to have a pipe extending vertically toward the bottom wall of the water storage cavity 13, and one end of the water outlet is communicated with the water storage cavity through the pipe; the water outlet pipe is matched with the water outlet, so long as the lower water level of the water storage cavity can be met, and the other end of the water outlet pipe can still normally discharge water.

In the above embodiment, the clothes dryer is provided with the display screen, the display screen is electrically connected with the main control panel and is used for displaying the display frame of the full water level in the water box detected by the water level detection device, and the water level detection device displays the full water level signal of the water box to a user through the display screen, so that the user can observe the full water level conveniently and visually. Further, the clothes dryer further comprises an alarm device, the alarm device is electrically connected with the main control board, and the main control board controls the alarm device to give an alarm and controls the clothes dryer to stop when the full water level state is displayed on the display screen. The alarm device is arranged to give an alarm prompt when the water is full so as to remind a user that the water is full and the water is not required to be added continuously.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a clothes dryer, its characterized in that, includes water box, water level detection device and main control board, be equipped with water filling port and delivery port on the water box, and its inside cavity forms the water storage chamber, water level detection device install in whether water is full for detecting the water box on the protruding detection zone at the top of water box, water level detection device with main control board electric connection is used for with water box water full signal transmission to main control board, the main control board is used for controlling clothes dryer work.

2. The clothes dryer of claim 1, wherein a detection part is convexly arranged on the top of the water box, the detection part is internally provided with the convex detection area, and the convex detection area is communicated with the water storage cavity; the water level detection device comprises an induction floater and a reed switch, the reed switch is arranged on a top plate of the detection part, the induction floater is arranged in the water storage cavity and is partially positioned in the convex detection area, and the induction floater controls the contact of the reed switch to be closed and opened;

3. The clothes dryer of claim 2, wherein a supporting portion is disposed on a bottom wall of the water storage chamber, a guide rod is vertically disposed on the supporting portion, and the inductive float is sleeved on the guide rod and moves up and down along the guide rod.

4. The clothes dryer of claim 1, wherein an overflow port is provided on a top wall of the sensing portion, and an overflow pipe is provided at the overflow port.

5. The clothes dryer of claim 1, wherein the water filling port and the water outlet are arranged on a top plate of the water box, the water outlet is provided with a water outlet pipe, and the water filling port is provided with a water inlet pipe.

6. The clothes dryer of claim 5, wherein a top plate of the water box is further provided with a steam generation module, and the water outlet pipe is communicated with the steam generation module and the water storage cavity.

7. The clothes dryer of claim 6, wherein the steam generation module is provided with a water inlet and a steam outlet, one end of the water outlet pipe extends into the water storage cavity, and the other end of the water outlet pipe is communicated with the water inlet.

8. The clothes dryer of claim 1, wherein the water box comprises an upper cover and a lower cover, and the upper cover and the lower cover are connected in an aligned manner to form the water storage cavity inside.

9. The clothes dryer according to any one of claims 1 to 8, wherein a display screen is arranged on the clothes dryer, and the display screen is electrically connected with the main control board and used for displaying a display frame of the full water level in the water box detected by the water level detection device.

10. The clothes dryer of claim 9, further comprising an alarm device electrically connected to the main control panel; the main control panel controls the alarm device to give an alarm and controls the clothes dryer to stop when the display screen displays the full water level.