KR100620578B1 - Device amd method for indicating filter changing time in water purifier - Google Patents

Abstract

The present invention allows the user to quantitatively recognize the filter replacement time of the ion water purifier quantitatively, thereby reducing the case in which the user misjudges the failure, and at the same time, it is possible to replace the filter in a timely manner, thereby improving the replacement quality of the filter. The present invention relates to an apparatus and a method for displaying filter replacement time of an ion water purifier.

Description

Filter replacement time display device and method of ion water purifier {DEVICE AMD METHOD FOR INDICATING FILTER CHANGING TIME IN WATER PURIFIER}

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a block diagram showing the configuration of a filter replacement time display device of an ion water purifier according to the present invention.

Figure 2 is a flow chart for sequentially explaining the filter replacement time display method of the ion water purifier according to the present invention.

Figure 3 is a block diagram showing the configuration of the filter replacement time display device of the ion water purifier according to another embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

110: filter 120: detector

130: memory unit 140: key input unit

150 control unit 160 display unit

The present invention relates to a display device and a method for displaying a filter replacement time of an ion water purifier, and more particularly, to reduce the number of cases in which a user misunderstands a failure by allowing a user to quantitatively and accurately recognize the filter replacement time of an ion water purifier. In addition, the present invention relates to a filter replacement timing display device and method for an ion water purifier to improve the replacement quality of the filter by allowing the filter to be replaced in a timely manner.

In general, the filter installed in the ion water purifier typically has a structure in which the sedimentation filter, the pretreatment carbon filter, the membrane filter, and the aftertreatment carbon filter are sequentially connected, and the raw water passes through these filter elements to precipitate, filter, and sterilize. Through this, heavy metals and other harmful substances contained in raw water can be removed.

If the water purifier is used for a certain period of time, the filter's purification capacity will be lowered. Therefore, the filter must be replaced with a new one.However, if the amount of raw water passing through the filter is over a certain amount by using a flow sensor or the like, and the water purifier is used. A method of cumulatively calculating time and exchanging filters at predetermined periods is used.

As a related art in this regard, Korean Patent Laid-Open Publication No. 2004-078376 calculates the use time of each filter provided in the water purifier and accumulates a preliminary signal when the replacement time approaches, and generates a replacement signal at the exchange time to replace the filter. It suggests how to notify the filter replacement time of the water purifier so that the time is always kept constant.

In addition, Korean Utility Model Registration No.0301185 applies a self-detection device for filter contents different from the existing filter exchange cycle detection device to detect accurate filter contamination even in regions with various conditions such as differences in raw water pollution. The present invention provides a filter replacement display device for a cold and hot water purifier that can reduce the economic loss resulting from the reduction of the filter replacement cost according to the appropriate filter replacement time information and the filter breakdown due to improper filter clogging. Doing.

However, the filter replacement time display device of the conventional ion water purifier as described above had to check the number of times that the LED lamps of each filter shape on the LED display part were pressed by the user pressing the filter identification key to check the filter usage. Since the filter usage was configured to turn on once or three times or continuously on the basis of 30, 60, 90%, the user was inconvenient to check the number of LED lights when checking the filter usage. In addition, there was a problem that the user often misunderstood the replacement time of the filter or misjudged as a failure by incorrectly calculating the number of times the LED lamp is turned on.

Accordingly, the present invention has been made to solve the above problems, the object of the present invention is to quantitatively display the amount of use of the filter through the number so that the user can accurately recognize the filter replacement time of the ion water purifier, The present invention provides a filter replacement time display device and method for an ion water purifier, which can prevent misjudges and improve filter replacement time by allowing the filter to be replaced in a timely manner.

The ion water purifier filter replacement time display device of the present invention for achieving the above object is a plurality of filters connected in series in the body; A detector for detecting a purified water amount of the filter; A memory unit for storing various kinds of information corresponding to the filter; A key input unit to which a user's command for checking usage of the filter is input; A control unit for comparing the filter information stored in the memory unit with the signal input from the key input unit to determine the usage amount of the filter; And display means for quantitatively displaying the amount of use of the filter calculated by the control unit.

In this case, the display means is preferably configured to be displayed by a number.

In addition, the display means is preferably configured to be displayed in percentage units.

In addition, the display means may be configured by using display means used for displaying the concentration step of alkaline or acidic water.

In addition, the ion purifier filter replacement time display device of the present invention for achieving the above object is a filter; A detector for detecting the amount of purified water passing through the filter; A controller configured to calculate a usage amount of the filter based on the amount of purified water detected by the detector; And display means for quantitatively displaying the amount of use of the filter calculated by the control unit.

On the other hand, the filter replacement time display method of the ion purifier according to the present invention includes a filter selection step of selecting a filter to be checked by the user; A display step of fetching information on the amount of use of the selected filter through a memory and quantitatively displaying it through a display means; And terminating after displaying through the display means.

Here, as a step between the display step and the end step, the key input confirmation step of recognizing whether the user inputs the key or not, and returns to the filter selection step if the key input is recognized, and switches to the end step if the key input is not recognized. It may be configured to further include.

In addition, as a previous step of the filter selection step, determining the key input time of the user through the key input unit to switch to the filter selection step when the key input time reaches the set time, and confirm the key input when the set time is not reached. The method may further include a filter checking step for switching to the step.

In addition, as a step between the filter selection step and the display step, the filter setting step of setting and storing information on the filter that is newly replaced when the filter is replaced may be further included.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a view showing the configuration of an ion water purifier filter replacement time display device according to an embodiment of the present invention.

Referring to FIG. 1, an ion water purifier filter replacement time display device according to the present invention includes a plurality of filters 110 connected in series in a main body, a detector 120 for detecting a purified water amount of the filter 110, and From the memory unit 130 is stored a variety of information corresponding to the filter 110, the key input unit 140, the user's command for checking the usage of the filter 110 is input, and from the key input unit 140 The control unit 150 determines the amount of use of the filter 110 by comparing with the filter information stored in the memory unit 130 according to the input signal and the filter 110 calculated through the control unit 150. It is configured to include a display unit 160 for displaying the amount of usage quantitatively.

Although not shown in the drawing, the filter 110 has a structure in which raw water flows from a water supply pipe, and a pretreatment carbon filter, a membrane filter, and a post treatment carbon filter are sequentially connected through a conduit. When passing through 110, it is possible to remove heavy metals and other harmful substances contained in raw water through processes such as precipitation, filtration and sterilization.

The memory unit 130 is stored by accumulating the installed time of the filter 110, the key input unit 140 is a button type so that can be operated according to the user's pressing action and the filter according to the pressing operation of a certain time You can switch to the usage checking mode.

The control unit 150 compares the life time of each filter 110 stored in the memory unit 130 with the cumulative use time of each filter to determine an exchange time of each filter 110.

The display unit 160 is a 7-segment (7 light emitting elements that can be displayed in the form of a bar provided on the display unit of the water purifier to display the concentration step of alkaline water or acidic water, made of eight characters in combination Is used).

That is, the amount of the filter 110 used on the 7-segment can be displayed quantitatively by numerical expression in percentage units such as 10, 20, 30 ... 80, 90%.

In addition, the key input unit 140 enters the filter usage checking mode although the user must press and hold for a predetermined time (for example, about 10 seconds) by a predetermined timer control in order to prevent the user's malfunction due to the key input. It is supposed to be.

In addition, when the function is released, if there is no key input by the key input unit 140, the user is automatically returned after a predetermined time so as to solve the inconvenience caused by the user's key operation.

In addition, the types of the filter 110 are divided into A, B, C, and D so that the filter 110 can be used in common when the performance is improved or the filter type is changed.

In addition, when the replacement time of the filter 110 is reached, the display unit 160 displays, for example, "99%" and the type of the corresponding filter so that the filter and the timing need to be replaced. It is.

2 is a flowchart schematically showing a filter replacement time display method of the ion water purifier according to the above configuration.

2, the filter replacement time display method of the ion water purifier according to the present invention includes a filter check step (S210), a filter selection step (S230), a filter setting step (S240), a display step (S260), And a key input confirmation step S270 and an end step S280.

Specifically, first, when the user presses the key input unit 140 to check the filter usage of the ion water purifier, the controller 150 determines the key input time through the user's key input unit 140 and the When the key input time reaches the set time (10 seconds), it switches to the step (S220) for recognizing the UP / DOWN key input for selecting a filter from the user and if it does not reach the set time. When the user inputs the user's key input again, a key input confirmation step (S270) is performed.

Subsequently, when the user's key input time becomes 10 seconds or more through the filter checking step (S210), the user enters the filter usage checking mode, and the controller 150 inputs an UP / DOWN key from the user. Recognizing that there is a key input switch to the filter selection step (S230), and if there is no key input is switched to the key input confirmation step (S270) to check the user's key input again (S220).

In the filter selection step (S230), the filter is selected by storing data about the filter selected through the user's up / down key input. Then, the filter is newly replaced when the filter is replaced through the filter setting step (S240). ) Is set and stored on the memory unit 150.

Next, the data value for the usage of the filter 110 selected by the user is calculated in units of 10% (S250), and the calculated value is quantitatively displayed as a percentage number on the segment on the display unit 160 of the main body. By doing so, the user can recognize the exact usage of the filter.

After going through the display step (S260) of the data value for the filter usage, such as to determine the use of the other filter to determine whether the user's continuous key input, if the key input is recognized by the user up / down key input Returning to the step (S220) of recognizing whether or not, if the key input is not recognized is to switch to the end step (S280).

3 is a block diagram showing the configuration of a filter replacement time display device of an ion water purifier according to another embodiment of the present invention.

For reference, in the second embodiment of the present invention, the same components as the first embodiment described above are designated by the same reference numerals, and detailed descriptions of the components are omitted.

As shown in FIG. 3, the filter replacement time display device according to the second embodiment of the present invention includes a filter 110, a detector 120 that detects the amount of purified water that has passed through the filter 110, and the detection. A display unit quantitatively displaying the amount of use of the filter 110 calculated through the control unit 150 and the control unit 150 based on the amount of purified water detected by the unit 120; 160).

In the second embodiment of the present invention having the above-described configuration, since the key input unit 140 and the memory unit 130 of the first embodiment do not have a configuration, the user can perform a filter selection process for checking the usage of the filter. Excluding the process of going through, the amount of use of each filter 110 can be displayed numerically in percentage units in real time through the display unit 160.

As described above, although described with reference to a preferred embodiment of the present invention, those skilled in the art various modifications of the present invention without departing from the spirit and scope of the invention described in the claims below. Or it may be modified.

According to the present invention described above, the following effects can be expected.

First, since the amount of use of the filter calculated by the control unit is displayed in a quantitative number through the display unit, the user can accurately recognize the amount of use of the filter, so that the filter can be exchanged in a timely manner. It works.

Second, the display unit displays the filter usage in 10% increments such as 10, 20, 30, ... 80, 90%, so that the user can more accurately and quantitatively determine the filter usage. There is this.

Third, the amount of use of the filter is displayed as a quantitative number, so that the error can be reduced more than if the LED lamp is judged and checked as in the prior art, and the user can overcome the problem of being mistaken.

Fourth, the type of filter can be classified into A, B, C, and D, so that the filter can be used in common when replacing the filter to improve the performance of the filter or when changing the filter to change the filter type. have.

Fifth, when the filter is replaced, “99%” is displayed and the type of the filter is automatically turned on so that the user can be notified exactly when the filter needs to be replaced, thereby improving the quality of the filter replacement. There is an advantage.

Sixth, the filter replacement time display device according to the present invention includes a filter, a detector for detecting the amount of purified water passing through the filter, a controller for calculating the amount of use of the filter based on the amount of purified water detected by the detector, and a filter calculated through the controller. By configuring the display to display the amount of quantitatively, the real-time amount of use of each filter can be quantitatively displayed through the display without the user's filter selection process.

Claims (9)

A plurality of filters connected in series in the body; A detector for detecting a purified water amount of the filter; A memory unit for storing various kinds of information corresponding to the filter; A key input unit to which a user's command for checking usage of the filter is input; A control unit for comparing the filter information stored in the memory unit with the signal input from the key input unit to determine the usage amount of the filter; And a display means for quantitatively displaying the amount of use of the filter calculated by the control unit. The filter replacement time display device for an ion water purifier according to claim 1, wherein said display means is displayed by numbers. The filter replacement time display device according to claim 1 or 2, wherein the display means is displayed in percentage units. 4. The filter replacement time display device according to claim 3, wherein the display means is a display means for displaying the concentration step of alkaline water or acidic water. A filter selection step of selecting a filter to be checked by the user; A display step of fetching information on the amount of use of the selected filter through a memory and quantitatively displaying it through a display means; And a terminating step of terminating after displaying through said display means. The method as claimed in claim 5, wherein the step between the display step and the end step includes recognizing whether a user inputs a key and returning to the filter selection step if a key input is recognized, and switching to the end step if a key input is not recognized. The filter replacement time display method of the ion water purifier, characterized in that it further comprises a key input confirmation step. The method of claim 6, wherein, as a previous step of the filter selection step, the key input time of the user is determined by the key input unit, and when the key input time reaches the set time, the control unit switches to the filter selection step and falls short of the set time. And a filter checking step for switching to a key input checking step. 10. The method of claim 7, further comprising a filter setting step of setting and storing information on the memory, which is newly replaced when the filter is replaced, in the memory as a step between the filter selection step and the display step. How to display filter replacement time of water purifier. filter; A detector for detecting the amount of purified water passing through the filter; A controller configured to calculate a usage amount of the filter based on the amount of purified water detected by the detector; And a display means for quantitatively displaying the amount of use of the filter calculated by the control unit.

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