CN210772625U

CN210772625U - Humidifier

Info

Publication number: CN210772625U
Application number: CN201921393343.3U
Authority: CN
Inventors: 杜莅兴; 陆海传; 李林伟
Original assignee: Aukey Technology Co Ltd
Current assignee: Aukey Technology Co Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-06-16
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a humidifier, it includes water tank, leads fog pipe, atomizer, and base, and still include the multi-functional knob of arranging in the base surface and arrange drive circuit, power supply circuit and the power control switch in the base inside, drive circuit's input and power supply circuit are connected via the power control switch, wherein, drive circuit contains the potentiometre and is configured to the electric power that can adjust the input atomizer to the size of control row's of fog volume; wherein the multifunctional knob is connected with the potentiometer and is configured to be capable of adjusting the potentiometer by rotation thereof; and, the multifunctional knob is connected with the power control switch and is configured to be pressed to close or open the power control switch. According to the utility model discloses a humidifier, multiple control function integrates on single knob, not only controls conveniently, can make the humidifier appearance more succinct pleasing to the eye moreover.

Description

Humidifier

Technical Field

The utility model relates to a humidifier that is suitable for family expenses or office space to use especially relates to a humidifier with multi-functional knob.

Background

The humidifier is a small household appliance which can improve the air humidity of indoor spaces such as houses and the like so as to improve the comfort of indoor personnel, and particularly in dry weather and climate, the humidifier can improve the breathing comfort of the personnel in the indoor spaces and help to keep better skin conditions. Among the existing humidifiers, the ultrasonic humidifier is most widely used due to its advantages in cost and energy efficiency. The existing ultrasonic humidifiers can adjust the amount of mist, but the existing ultrasonic humidifiers have some defects in the convenience degree of control.

A control knob of the existing ultrasonic humidifier is only used for adjusting the amount of mist, and a power switch of the humidifier can be operated through an additional button. Fig. 1 shows a typical control knob of another humidifier. As shown in fig. 1, the first stroke of the control knob is a power switch, i.e., the control knob is turned from an "off" position to an "on" position to turn on the humidifier, and the second stroke of the control knob is used for adjusting the amount of mist. The control knob of the humidifier has the disadvantages that the power supply must be turned on first and then the fog amount is adjusted, so that the fog amount needs to be adjusted to be minimum firstly when the humidifier is turned off, and the fog amount needs to be manually adjusted again each time the humidifier is turned on, so that the humidifier cannot be directly operated at the fog amount set by a user.

Other existing ultrasonic humidifiers also adopt another control knob, wherein the rotation of the control knob is identified by an encoder, and the encoder can adjust the fog amount according to the rotation amount. That is, the corresponding default mist amount gear is adjusted by rotating a certain number of scales by recognizing clockwise and counterclockwise operations through the encoder. However, this adjustment method cannot achieve continuous adjustment of the fog amount due to the limitation caused by the encoder, and the adjusted fog amount cannot be indicated by the knob itself, and an additional screen or light is required to indicate the current fog amount level. This also causes some inconvenience to the user operation.

Therefore, it is desirable to provide a humidifier that is convenient for a user to operate, so as to eliminate the above-mentioned drawbacks of the existing humidifier in terms of control.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is in order to overcome current humidifier, its control mode makes the user must manually adjust the fog volume when opening the humidifier at every turn, perhaps can't adjust the fog volume in succession and instruct current fog volume regulation state through knob self, therefore control the defect convenient inadequately, provide a new humidifier.

The utility model discloses a solve above-mentioned technical problem through following technical scheme:

the utility model provides a humidifier, it includes:

the water tank comprises a water storage cavity arranged in the water tank and a mist guide pipe arranged in the water tank and isolated from the water storage cavity, and an opening at the upper end of the mist guide pipe is exposed on the top surface of the water tank and is connected to a spray nozzle;

a base with an open upper part, wherein the base is configured to enable the water tank to be detachably arranged above the base so as to close the open upper part of the base, the open upper part of the base is provided with a containing cavity, the containing cavity is communicated with the water tank in a fluid mode, the bottom of the containing cavity is provided with an atomizer, and the atomizer is positioned below the lower end opening of the mist guide pipe,

it is characterized in that the humidifier also comprises a multifunctional knob arranged on the outer surface of the base, and a driving circuit, a power circuit and a power control switch which are arranged in the base, wherein the input end of the driving circuit is connected with the power circuit through the power control switch,

wherein the drive circuit includes a potentiometer and is configured to be capable of adjusting electric power input to the atomizer, thereby controlling the amount of mist discharge;

wherein the multi-function knob is connected with the potentiometer and is configured to be capable of adjusting the potentiometer by rotation thereof; and, the multifunctional knob is connected with the power control switch and is configured to be pressed to close or open the power control switch.

According to the utility model discloses an embodiment, the humidifier still includes the night-light, power control switch includes main control switch and night-light control switch, drive circuit's input with power supply circuit via main control switch connects, the night-light with power supply circuit via night-light control switch connects, multi-functional knob is constructed to be can be pressed for the short time with the closure or open main control switch and can be pressed for a long time with the closure or open night-light control switch.

According to an embodiment of the present invention, the long press is defined as continuously pressing down to reach a preset first time threshold, and the short press is defined as continuously pressing down to be less than the first time threshold.

According to an embodiment of the present invention, the multifunctional knob is connected to the night light control switch via a timing trigger circuit comprising a time relay, the timing trigger circuit being configured to trigger the night light control switch to be closed when the multifunctional knob is continuously pressed down to reach the first temporary long threshold.

According to an embodiment of the present invention, the multifunctional knob includes a pressing member and a rotating member, the rotating member annularly surrounds the pressing member.

According to the utility model discloses an embodiment, rotating assembly's back is provided with the rotating assembly connecting portion, the rotating assembly connecting portion with among the drive circuit the potentiometre is connected, so that work as the rotating assembly connecting portion along with rotating assembly's rotation rotates to the predetermined termination position from predetermined originated position, the movable contact of potentiometre makes from making the position that the voltage value of potentiometre is the highest moves to making the position that the voltage value of potentiometre is minimum.

According to the utility model discloses an embodiment, the rotating assembly connecting portion certainly the originated position rotates extremely the stroke in termination position is less than a week.

According to the utility model discloses an embodiment, the rotating assembly operating part has been arranged in rotating assembly's front, rotating assembly operating part for stand out in rotating assembly's positive bump or spherical surface lug.

According to the utility model discloses an embodiment, press the subassembly with rotating assembly fixed connection is as an organic whole.

On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.

The utility model discloses an actively advance the effect and lie in:

according to the utility model discloses a humidifier utilizes single knob to realize power operation action and fog volume regulation action respectively each other not influencing, can remain this in-process to the regulation of fog volume when the switch humidifier, opens the humidifier and just can make its fog volume work according to setting up before when using next time, it is more convenient to control to through integrated multiple control function on single knob, can avoid arranging a plurality of control switch or knob on the humidifier shell, make the product appearance more succinct pleasing to the eye.

Drawings

Fig. 1 is a schematic view of a control knob of a humidifier of the prior art.

Fig. 2 is a schematic external view of a humidifier according to a preferred embodiment of the present invention.

Fig. 3 is a front sectional view of a humidifier according to a preferred embodiment of the present invention.

Fig. 4 is a schematic view of a multifunctional knob of a humidifier according to a preferred embodiment of the present invention.

Fig. 5 is a logic block diagram of the control of the multifunctional knob in the humidifier according to the preferred embodiment of the present invention.

Description of the reference numerals

1: and (3) spray nozzle 2: water tank

21: and (3) mist guide pipe: base seat

4: night lamp 5: atomizer

6: the knob 61: pressing component

62: the rotating assembly 63: spherical projection

Detailed Description

The following detailed description of the preferred embodiments of the present invention is provided in conjunction with the accompanying drawings, and the following description is exemplary and not intended to limit the present invention, and any other similar situations may fall within the scope of the present invention.

In the following detailed description, directional terms, such as "left", "right", "upper", "lower", "front", "rear", and the like, are used with reference to the orientation as illustrated in the drawings. The components of embodiments of the present invention can be positioned in a number of different orientations and the directional terminology is used for purposes of illustration and is in no way limiting.

As shown in fig. 2 to 3, the water tank 2 of the humidifier according to the preferred embodiment of the present invention is detachably mounted on the base 3, and the spray nozzle 1 may be disposed on the top of the water tank 2. The water tank 2 comprises a water storage cavity arranged inside the water tank and a mist guide pipe 21 arranged inside the water tank 2 and isolated from the water storage cavity, and an upper end outlet of the mist guide pipe 21 can be exposed on the top surface of the water tank 2 and connected to the atomizing nozzle 1. The open upper portion of the base 3 can be closed when the water tank 2 is placed over the base 3. The open upper portion of base 3 is equipped with and holds chamber 31, holds chamber 31 and water storage chamber fluid communication. The atomizer is arranged at the bottom of the accommodating cavity 31 and located below the lower end opening of the mist guide pipe 21, and the atomizer can atomize water contained in the accommodating cavity 31 into water vapor.

As shown in fig. 2 and 5, the humidifier further includes a multifunctional knob 6 disposed on the outer surface of the base, and a driving circuit, a power circuit and a power control switch disposed inside the base, wherein an input end of the driving circuit is connected to the power circuit via the power control switch. The driving circuit includes a potentiometer.

Referring to fig. 5, the multifunctional knob is connected to the potentiometer and is configured to be capable of adjusting the potentiometer by rotation thereof. As the potentiometer is adjusted, the electric power input to the atomizer 5 by the driving circuit is adjusted, thereby adjustably controlling the operating state or output power of the atomizer 5. It will be understood that the output power referred to herein refers to the power generated by the atomizer 5 through ultrasonic vibration. The potential can be continuously adjusted by means of a potentiometer, and accordingly the input power and output power of the atomizer 5 can also be continuously adjusted.

Another significant advantage of the humidifier and the multifunction knob provided therewith as described above is that the user's adjustment of the humidifier power or the amount of mist output in the previous use is retained after shutdown, since the rotation of the multifunction knob is only associated with the potentiometer and does not affect the switching or switching of the power supply. Therefore, when the user uses the humidifier next time, the humidifier can work at the mist discharge amount expected by the user without any additional adjusting operation. This can significantly improve the convenience of use of the humidifier.

On the other hand, the multifunction knob may be connected to the power control switch and configured to be pressed to close or open the power control switch, thereby controlling the on/off of the drive circuit and the power supply of the atomizer 5. It will be readily appreciated that when the multifunction knob is pressed, the state of the power control switch is switched, i.e. from closed to open or vice versa.

According to some preferred embodiments of the present invention, as shown in fig. 4, the multifunctional knob 6 may include a pressing member 61 and a rotating member 62, and the rotating member 62 may be annularly surrounded around the pressing member 61. It should be understood that since the actuation of the actuator capable of closing or opening the power control switch when the pressing member 61 is pressed is dependent only on movement perpendicular to its surface, the pressing member 61 and the rotating member 62 do not have to be physically independent or separately provided, and they can be fixedly mounted together without affecting the independence of the pressing control and the rotating control of the multi-function knob.

Further, the pressing member 61 and the rotating member 62 may be configured with a pressing member connection portion and a rotating member connection portion, respectively. Wherein, referring to the left half of the multifunctional knob in fig. 5, the rotating member connecting part may be connected with the potentiometer in the driving circuit such that when the rotating member connecting part rotates from a preset starting position to a preset ending position along with the rotation of the rotating member 62, the movable contact of the potentiometer moves from a position where the voltage value of the potentiometer is the highest to a position where the voltage value of the potentiometer is the lowest. Referring to the right half of the multi-function knob in fig. 5, the pressing member connecting part may be associated with a power control switch.

It should be understood that the term "connecting portion" and "connecting" referred to in this specification may be connected through a physical connecting mechanism such as a transmission mechanism, or may be associated with or electrically connected to a movable contact such as a potentiometer or a power control switch by an electrical signal, an optical signal, or the like, and the action of the movable contact of the potentiometer or the closing or opening of the power control switch is triggered by the electrical signal, the optical signal, or the like generated by a pressing operation or a rotating operation of the multifunctional knob.

For example, the rotation member connection portion may be a toothed disc or an annular engaging portion that rotates synchronously with the rotation of the multifunctional knob, and the toothed disc or the engaging portion may drive the movable contact of the potentiometer to move through a gear transmission mechanism. It will be appreciated by those skilled in the art that the conversion of the rotational movement of the knob to the linear movement of the movable contact of the potentiometer can be accomplished in a variety of ways and the description herein is merely exemplary.

According to some preferred embodiments of the present invention, the humidifier further comprises a night light 4, optionally, as shown in fig. 3, the night light 4 may be arranged on the bottom of the chamber that holds the chamber, and located below the lower end opening side of the mist guiding pipe and near the atomizer 5, so as to emit light outwards from inside the humidifier via the mist guiding pipe and the water tank. Wherein, this power control switch can include main control switch and night-light control switch, and drive circuit's input is connected via main control switch with power supply circuit, and night-light 4 is connected via night-light control switch with power supply circuit, and multi-functional knob is constructed to be can be pressed with the closure or open main control switch by the weak point and can be pressed with the closure or open night-light control switch by the length.

For example, a long press is defined as a continuous press reaching a preset first time threshold, for example, a long press is defined as a long press with a continuous press time of 1 second or 2 seconds. In contrast, a short press is defined as a continuous press that is less than the first duration threshold.

It should be understood that the operation of long pressing and short pressing of the multifunctional knob can be distinguished by means of a sensing device such as a photoelectric sensor, and the operation of long pressing and short pressing of the multifunctional knob can be distinguished by means of circuit design, so that different switch device actions can be selectively triggered according to different operations.

For example, one skilled in the art can design a trigger circuit with a simpler structure as required, and when a user presses the multifunctional knob for a long time or a short time, different analog signals (such as analog signals with different amplitudes or pulse signals with different pulse widths) are respectively sent out, so as to trigger different switch device actions. Still alternatively, the multifunction knob may be connected to the night light control switch, for example, via a timing trigger circuit comprising a plurality of time relays to enable the above-described long-short press differentiation, which may be configured to trigger the night light control switch to close when the multifunction knob is continuously pressed down to reach a first time threshold determined by the timing trigger circuit. It is easy to understand that other specific implementation manners that can be adopted for the length of the multifunctional knob according to the operation difference are not described herein again.

Through the mode, the switch control and the regulation control of a plurality of functions of the humidifier can be integrated into a single multifunctional knob, so that the control keys or the knobs of the humidifier can be simplified to the maximum extent, and particularly, the surface design of the shell of the humidifier is simpler and more attractive.

According to some preferred embodiments of the present invention, the rotation member connection portion is rotated from the initial position to the final position by less than one cycle of travel, and the rotation member 62 may further have a rotation member operation portion disposed on the front surface thereof, the rotation member operation portion being in the form of a convex point protruding from the front surface of the rotation member 62 or a spherical projection 63 as shown in fig. 4. Therefore, the multifunctional knob can be more convenient to control, and meanwhile, according to the position of the rotating component operating part, even if the humidifier is in a power-off state, a user can easily judge and know how large the amount of mist of the humidifier is currently adjusted. Therefore, according to the utility model discloses above-mentioned preferred embodiment's humidifier and multi-functional knob wherein, can further promote the user to the use of humidifier product and experience.

Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are examples only and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. A humidifier, comprising:

the water tank comprises a water storage cavity arranged in the water tank and a mist guide pipe arranged in the water tank and isolated from the water storage cavity, and an opening at the upper end of the mist guide pipe is exposed on the top surface of the water tank and is connected with a spray nozzle;

2. The humidifier of claim 1, further comprising a night light, wherein the power control switch comprises a main control switch and a night light control switch, wherein the input of the drive circuit is connected with the power circuit via the main control switch, wherein the night light is connected with the power circuit via the night light control switch, and wherein the multifunction knob is configured to be short-pressed to close or open the main control switch, and to be long-pressed to close or open the night light control switch.

3. The humidifier of claim 2, wherein the long press is defined as a continuous press reaching a preset first time threshold and the short press is defined as a continuous press falling below the first time threshold.

4. The humidifier of claim 3, wherein the multi-function knob is connected to the night light control switch via a timing trigger circuit comprising a time relay, the timing trigger circuit configured to trigger the night light control switch to close when the multi-function knob is continuously depressed to reach the first duration threshold.

5. The humidifier of claim 1, wherein the multi-function knob includes a pressing component and a rotating component annularly surrounding the pressing component.

6. The humidifier of claim 5, wherein a back side of the rotation assembly is provided with a rotation assembly connection portion connected with the potentiometer in the driving circuit such that when the rotation assembly connection portion rotates from a preset starting orientation to a preset ending orientation with rotation of the rotation assembly, a movable contact of the potentiometer moves from a position that maximizes a voltage value of the potentiometer to a position that minimizes the voltage value of the potentiometer.

7. The humidifier of claim 6, wherein the rotation assembly coupling portion has less than one revolution of travel from the starting orientation to the ending orientation.

8. The humidifier of claim 7, wherein a rotating assembly operating portion is disposed on the front surface of the rotating assembly, and the rotating assembly operating portion is a protruding point or a spherical protrusion protruding from the front surface of the rotating assembly.

9. The humidifier of claim 5, wherein the pressing assembly and the rotating assembly are fixedly connected as a single piece.