JP2009072653A - Ultrasonic atomizer - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an ultrasonic atomizer capable of indicating the remaining quantity of a liquid, informing a user of the changing timing of the liquid, preventing the deterioration of the ultrasonic vibrator to extend the service life and reducing odorous components without giving discomfort feeling to the user by solving the problem that the ultrasonic vibrater is accidentally heated and damaged. <P>SOLUTION: An ultrasonic sensor 9 for detecting the liquid level of a perfume 3 is arranged on the upper part of a cartridge 4 being a liquid container. The ultrasonic sensor 9 detects the liquid level of the perfume 3 inside the cartridge 4 and turns on a remaining-liquid-amount-small lamp to inform the user of that the remaining liquid amount becomes small. In addition, the energization of the ultrasonic vibrator 6 is stopped to prevent the deterioration of the ultrasonic vibrator 6, so as to provide the ultrasonic atomizer capable of extending the service life. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention makes it possible to make odor components in the air below the human threshold by atomizing, spraying, and diffusing fragrances and deodorants, and to create a comfortable living space close to nature. The present invention relates to an ultrasonic atomizer.

  Conventional fragrance generators are well-known fragrances that have a desktop masking effect, and all of them utilize the natural evaporation of fragrances.

  Further, as an atomization method such as fragrance and deodorization, there is an ultrasonic atomization device using an ultrasonic vibrator made of a piezoelectric body, which is well known (see, for example, Patent Document 1).

In FIG. 3, the ultrasonic atomizer 101 includes an ultrasonic vibrator 103 in a housing 102 and includes a liquid container 105 that stores a liquid 104. One end of the water absorbent body 106 is inserted into the liquid container 105, and the other end is in contact with the ultrasonic vibrator 103, and the liquid 104 supplied by the water absorbent body 106 is vibrated by the vibration of the ultrasonic vibrator 103. Is atomized.
JP 2003-181347 A

  Since the above-mentioned conventional fragrance is only for controlling the intensity of the scent by the opening and closing state of the opening that generates the scent, the scent of the fragrance becomes too strong and may cause discomfort. Furthermore, since the fragrance is generated using the natural evaporation of the fragrance, it is vaporized from the low boiling point component, and only the high boiling point component remains with the passage of time. It has a problem such as.

  In addition, the conventional ultrasonic atomizer is not able to atomize the water absorption body when the supplied liquid decreases or disappears, and the ultrasonic vibrator generates heat and breaks due to emptying of the ultrasonic vibrator. Therefore, there is a demand for extending the service life.

  The present invention solves such a conventional problem, displays the remaining amount of liquid, can notify the user of the replacement time of the liquid, prevents deterioration of the ultrasonic vibrator, and extends the life. It is another object of the present invention to provide an ultrasonic atomizer that can reduce odor components without causing discomfort and an air conditioner using the same.

  In order to achieve the above object, the ultrasonic atomizing apparatus of the present invention has a liquid storage container for storing a liquid, an ultrasonic vibrator composed of a water absorption body and one end inserted into the liquid storage container, and a piezoelectric body. The other end of the water absorbing body is an ultrasonic humidifier that contacts the vibration end surface of the ultrasonic vibrator, supplies the liquid to the ultrasonic vibrator, and atomizes the liquid by vibrating the ultrasonic vibrator. In addition, the liquid remaining amount detecting means for detecting the liquid remaining amount in the liquid storage container is provided.

  By this means, it is possible to obtain an ultrasonic atomizing device that can prevent deterioration of the ultrasonic vibrator and extend its life.

  A liquid storage container for storing a liquid; a water absorbing body having one end inserted in the liquid storage container; an ultrasonic vibrator comprising a piezoelectric body; and a drive circuit for driving the ultrasonic vibrator; The other end is in contact with the vibration end face of the ultrasonic vibrator, supplies the liquid to the ultrasonic vibrator, and is an ultrasonic humidifier that atomizes the liquid by vibrating the ultrasonic vibrator, The drive circuit has an operation time integration means for integrating the operation time of the ultrasonic vibrator, and the remaining amount of liquid is calculated based on the integration time of the operation time integration means. To do.

  By this means, it is possible to obtain an ultrasonic atomizing device that can prevent deterioration of the ultrasonic vibrator and extend its life.

  Further, the present invention is characterized in that liquid remaining amount notification means for notifying the user of the remaining amount of liquid when the remaining amount of liquid in the liquid storage container becomes equal to or less than a predetermined amount of liquid is provided.

  By this means, it is possible to obtain an ultrasonic atomizing device that can prevent deterioration of the ultrasonic vibrator and extend its life.

  In addition, the energization of the ultrasonic vibrator is stopped when the remaining amount of liquid in the liquid storage container becomes a predetermined liquid amount or less.

  By this means, it is possible to obtain an ultrasonic atomizing device that can prevent deterioration of the ultrasonic vibrator and extend its life.

  The liquid is a fragrance, a deodorant, or a phytoncide solution.

  By this means, it is possible to obtain an ultrasonic atomizer that can make the odor component to be equal to or lower than the human threshold.

  Further, the liquid storage container is a cartridge.

  By this means, an ultrasonic atomizing device capable of detaching and replacing the liquid storage container from the ultrasonic atomizing device is obtained.

  In addition, the vibration end face of the piezoelectric body is arranged in the air path.

  By this means, an ultrasonic atomizer capable of diffusing the atomized liquid with wind is obtained.

  Moreover, it is set as the air conditioner which mounts the ultrasonic atomizer in any one of Claims 1 thru | or 9.

  By this means, an air conditioner having a fragrance or deodorizing function simultaneously with the air conditioning function is obtained.

  The air conditioner according to claim 10 is any one of an air cleaner, an air conditioner, a dehumidifier, a fan, and a ventilator.

  By this means, an air cleaner, an air conditioner, a dehumidifier, a fan, and a ventilator having an aroma or deodorizing function can be obtained.

  According to the present invention, it is possible to provide an ultrasonic atomizing device and an air conditioner that are effective in preventing deterioration of the ultrasonic vibrator and extending its life. Moreover, the ultrasonic atomizer which can reduce an odor component without giving discomfort and an air conditioner using the same can be provided.

  The invention according to claim 1 of the present invention includes a liquid storage container for storing a liquid, an ultrasonic vibrator having one end inserted into the liquid storage container and a piezoelectric body, and the other end of the water absorption body. Is an ultrasonic humidifier that contacts the vibration end face of the ultrasonic vibrator, supplies the liquid to the ultrasonic vibrator, and atomizes the liquid by vibrating the ultrasonic vibrator. The liquid remaining amount detecting means for detecting the liquid remaining amount in the container is provided, and has an effect that the liquid remaining amount can be detected.

  According to a second aspect of the present invention, there is provided a liquid storage container for storing a liquid, an ultrasonic vibrator comprising one end of the liquid storage container inserted into the liquid storage container, a piezoelectric body, and a drive for driving the ultrasonic vibrator. A circuit is provided, the other end of the water absorber contacts the vibration end surface of the ultrasonic vibrator, supplies the liquid to the ultrasonic vibrator, and atomizes the liquid by vibrating the ultrasonic vibrator. In the ultrasonic humidifier, the drive circuit includes an operation time integration unit that integrates the operation time of the ultrasonic transducer, and calculates a remaining liquid amount based on the integration time of the operation time integration unit. It is characterized by being an amount detecting means, and has the effect that the remaining amount of liquid can be detected.

  The invention according to claim 3 of the present invention is characterized in that liquid remaining amount informing means for notifying a user of the remaining amount of liquid when the remaining amount of liquid in the liquid storage container becomes a predetermined amount or less is provided. And has an effect of notifying the user that the remaining liquid amount has decreased.

  The invention according to claim 4 of the present invention is characterized in that energization of the ultrasonic vibrator is stopped when the remaining amount of liquid in the liquid storage container becomes a predetermined amount or less. When the amount is decreased, the energization of the ultrasonic transducer can be stopped.

  The invention according to claim 5 of the present invention is characterized in that the liquid is a fragrance, and has the effect of reducing the odor in the room by the atomized fragrance.

  The invention according to claim 6 of the present invention is characterized in that the liquid is a deodorant and has an effect of reducing the odor in the room by the atomized deodorant.

  The invention according to claim 7 of the present invention is characterized in that the liquid is a phytoncide solution, and has the effect of reducing the odor in the room by the atomized phytoncide solution.

  The invention according to claim 8 of the present invention is characterized in that the liquid storage container is a cartridge, and has an effect that the liquid storage container can be detached and replaced from the ultrasonic atomizer.

  The invention according to claim 9 of the present invention is characterized in that the vibration end face of the piezoelectric body is arranged in the air passage, and the liquid atomized from the piezoelectric body can diffuse on the wind in the air passage. It has the action.

  The invention according to claim 10 of the present invention is an air conditioner equipped with the ultrasonic atomizer according to any one of claims 1 to 9, and the ultrasonic atomizer of the present invention is provided in the air conditioner. Thus, it has an action that can stably give a high aroma or deodorizing function.

  The invention according to claim 11 of the present invention is an air conditioner characterized in that the air conditioner is any one of an air purifier, an air conditioner, a dehumidifier, a fan, and a ventilator. By providing the ultrasonic atomizing device of the present invention in any of the air conditioner, dehumidifier, electric fan, and ventilator, there is an action that can stably give a high aroma or deodorizing function.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
A first embodiment of the present invention will be described with reference to FIGS.

  As shown in FIGS. 1 and 2, reference numeral 1 denotes an ultrasonic atomizer, and a cartridge 4, which is a liquid storage container in which a fragrance 3 is stored, is arranged and fixed in a housing 2. One end of the water absorbent body 5, which is a non-woven fabric made of cotton fibers, is immersed in the fragrance 3, and the other end is in contact with the vibration end surface 7 of the ultrasonic vibrator 6, which is a piezoelectric element. Suck up. At this time, a convex portion is provided in the water absorbent body insertion port of the cartridge 4 to reduce the area of the water absorbent body 5 ejected from the cartridge 4 as much as possible to prevent natural evaporation of the fragrance 3. The vibration end face 7 of the ultrasonic vibrator 6 faces the ventilation path 8, and the fragrance 3 atomized by the vibration of the ultrasonic vibrator 6 is released and diffused out of the housing 2 by the wind flowing through the ventilation path 8. The In addition, an ultrasonic sensor 9 for detecting the liquid level of the fragrance 3 is disposed on the upper part of the cartridge 4, and its output is a drive control integrated with the power supply circuit and the drive circuit of the ultrasonic transducer 6. It is sent to the circuit 10.

  In the above configuration, the ultrasonic vibrator 6 vibrates by an electric signal from the drive control circuit 10 and atomizes the fragrance 3 sucked up by the water absorbent 5 from the vibration end face 7. The ultrasonic sensor 9 constantly or periodically detects the liquid level of the fragrance 3 in the cartridge 4 and sends it to the drive control circuit 10 as an electric signal. The drive control circuit 10 has a liquid level height of a predetermined height or less. Is detected, the low liquid level lamp (not shown) is turned on to inform the user that the liquid level is low, and the energization of the ultrasonic transducer 6 is stopped. .

  According to the first embodiment of the present invention, the user promptly replaces the cartridge 4 by notifying the user that the remaining amount of the fragrance 3 has decreased by the low liquid amount lamp. The odor component can be continuously reduced. In addition, by stopping energization of the ultrasonic vibrator 6, it is possible to provide an ultrasonic atomizer that can prevent the ultrasonic vibrator 6 from being deteriorated and extend its life.

  Further, since the atomization amount of the fragrance 3 by the ultrasonic vibrator 6 is substantially constant depending on the vibration frequency of the ultrasonic vibrator 6 and the like, the accumulated atomization amount is obtained by integrating the operating time of the ultrasonic vibrator 6. The remaining amount of liquid can be calculated by subtracting the accumulated atomization amount from the initial liquid amount, and there is no difference in the effect.

  In the first embodiment, a fragrance is used as the liquid. However, a deodorant or a phytoncide solution may be used, and there is no difference in the operational effect.

  The ultrasonic atomization device of the present invention detects the remaining amount of liquid and notifies the user, and can stop the energization to the ultrasonic vibrator, thereby continuously reducing the odor component. This has the effect of providing an ultrasonic atomizing device that can prevent deterioration of the acoustic vibrator and prolong the life, and is useful for applications that improve the air environment.

  Moreover, the ultrasonic atomizer of this invention can obtain the droplet spray apparatus which can respond to various odor components of indoor space, and can extend lifetime by atomizing various fragrance | flavor and a deodorizing agent. It has an effect and is useful as an application for providing a clean indoor space while performing air conditioning such as indoor air conditioning and humidity control.

The perspective view which shows the droplet discharge apparatus of Embodiment 1 of this invention. Sectional drawing which shows the droplet discharge apparatus of Embodiment 1 of this invention A perspective view showing a conventional dust collector

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Ultrasonic atomization apparatus 2 Case 3 Fragrance | flavor 4 Cartridge 5 Water absorption body 6 Ultrasonic vibrator 7 Vibration end surface 8 Ventilation path 9 Ultrasonic sensor 10 Drive control circuit

Claims (11)

A liquid storage container for storing a liquid, and an ultrasonic vibrator having one end inserted into the liquid storage container and a piezoelectric body, and the other end of the water absorption body in contact with a vibration end surface of the ultrasonic vibrator An ultrasonic humidifier that supplies the liquid to the ultrasonic vibrator and atomizes the liquid by vibrating the ultrasonic vibrator, and detects the remaining amount of liquid in the liquid storage container. An ultrasonic atomizer characterized by comprising a detecting means. A liquid storage container for storing a liquid, one end of the water absorption body inserted into the liquid storage container, an ultrasonic vibrator comprising a piezoelectric body, and a drive circuit for driving the ultrasonic vibrator, the other end of the water absorption body Is an ultrasonic humidifier that contacts the vibration end face of the ultrasonic vibrator, supplies the liquid to the ultrasonic vibrator, and atomizes the liquid by vibrating the ultrasonic vibrator, the driving circuit It has an operation time integration means for integrating the operation time of the ultrasonic vibrator, and calculates the remaining amount of liquid based on the integration time of the operation time integration means, thereby providing a remaining liquid detection means. Sonic atomizer. The ultrasonic mist according to claim 1 or 2, further comprising a liquid remaining amount notifying means for notifying a user of the remaining amount of liquid when the remaining amount of liquid in the liquid storage container becomes equal to or less than a predetermined amount of liquid. Device. 4. The ultrasonic atomizer according to claim 1, wherein energization of the ultrasonic vibrator is stopped when a remaining amount of liquid in the liquid storage container becomes a predetermined liquid amount or less. The ultrasonic atomizer according to any one of claims 1 to 4, wherein the liquid is a fragrance. The ultrasonic atomizer according to claim 1, wherein the liquid is a deodorant. The ultrasonic atomizer according to claim 1, wherein the liquid is a phytoncide solution. The ultrasonic atomizer according to claim 1, wherein the liquid container is a cartridge. The ultrasonic atomizing device, wherein the vibration end face of the piezoelectric body is disposed in an air passage. An air conditioner equipped with the ultrasonic atomizer according to any one of claims 1 to 9. The air conditioner according to claim 10, wherein the air conditioner is any one of an air cleaner, an air conditioner, a dehumidifier, a fan, and a ventilator.

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