KR100836904B1 - Function water purifier - Google Patents

Abstract

A functional water purifier is provided to manage the water purifier more strictly and efficiently by allowing only a terminal to input and correct control information such as filter exchange time, enable users to recognize accurately the filter exchange time by displaying loss amounts of filters in percentage, and improve reliability of the water purifier by providing water level information of a water tank of the water purifier and forcibly stopping drive of a pump when sensing water leakage. In a water purifier comprising: a filter installed within a case to purify raw water flown in through a pump(3); a water tank for separately storing the water purified by the filter as hot and cold water and discharging the hot water and cold water through a faucet; and a controller(20) installed on one side face of the case to control the water purifier, a functional water purifier further comprises: a water level sensor which is installed within the water tank, and which senses a level of the purified water in four stages to transmit the sensed water level to the controller; a water leakage sensor which is installed on a bottom face of the case, of which two electrode rods are conducted by water to transmit a water leakage signal to the controller; and a faucet lamp(9) installed on one side of the faucet and lit when water is discharged. The controller comprises an MPU(21), a display part(23), and a drive(22). The display part includes a filter loss amount display part(24), a filter exchange display part(25), a water level display part(26), a drive display part(27), and a water temperature display part(28). The MPU has the faucet lamp connected to an output end thereof, and a water level sensor(30), a water leakage sensor(40), a flow rate sensor(50), and a connector(60) connected to an input end thereof.

Description

Functional water purifier

1 is a cross-sectional view of a water purifier which is generally used.

Figure 2a is a perspective view of the water purifier according to the present invention.

2B is a side cross-sectional view of FIG. 2A.

Figure 3 is an enlarged cross-sectional view of the water level sensor installed inside the water tank of the water purifier according to the present invention.

Figure 4 is an enlarged cross-sectional view of the water level sensor installed on the bottom surface of the water purifier according to the present invention.

5 is a block diagram of a control device for a water purifier according to the present invention;

Figure 6a is a flow diagram of the overall operation of the water purifier according to the present invention.

Figure 6b is a process of inputting information using an external terminal in the water purifier according to the present invention.

6C is a flowchart showing a filter loss amount input by an external terminal in the water purifier according to the present invention;

[Description of Symbols for Main Parts of Drawing]

1: case 2; Front cover

3: pump 5; filter

6: water tank 10: water purifier

20: controller 21: MPU

22 drive 23 display unit

24: Filter loss display portion 25: Filter replacement display portion

26: water level display portion 27: drive display portion

28: water temperature display unit 29: buzzer

30: water level sensor 40: leak detection sensor

50: flow rate sensor 60: connector

70: terminal

The present invention relates to a functional water purifier, and more particularly, to connect a terminal held by a control system of a water purifier and a manager (seller) to each other by wire to input and modify control information such as filter replacement time only by the terminal. By managing the water purifier more strictly and efficiently, the lamp corresponding to the water level of the water purifier water tank and the filter replacement time is turned on so that the user is aware of the water level level and the filter replacement time. In particular, the loss amount of the filter is displayed as a percentage (%) so that the user can accurately know when to replace the filter. Also, by installing a leak sensor on the bottom of the water purifier body, the pump is forcibly stopped when the leak is detected. Water purifier and its control method to prevent safety accidents due to electric shock will be.

In general, water purifiers that use tap water as raw water are usually purified through four different types of filters, and each of these filters has a different simplicity and a very simple functional aspect. .

1 is a schematic cross-sectional view of a water purifier 10 generally used. A pump 3 for introducing raw water through a water inlet pipe 4 inside a rectangular case 1 and a pump 3 by A filter 5 for purifying the introduced raw water is installed, and hot water and cold water are stored separately from the purified water through the hose 7 at the upper side of the filter 5, and the discharge pipe 8 and the faucet 8a. The water tank (6) discharged through the installation is installed, one side of the case (1) is attached to the front of the lamp 20 for indicating the cold and hot water and the control device 20 for controlling the pump (3) is attached It consists of a structure in which the cover 2 is installed.

The conventional water purifier 10 made in this way uses four filters 5 of different types, but there is a problem in that efficient water purifiers are not managed because the user cannot recognize the exchange time depending on the degree of use. .

In order to solve the above problems, Korean Patent Publication No. 1999-52764 (published date: July 15, 1999) and Utility Model Registration No. 326261 (registration date: July 16, 2003) are installed on the front cover (2). In the device 20, the user can directly set the replacement cycle of the filter 5, and when the set replacement time of the filter 5 is reached, a warning lamp flashes and a warning sound is transmitted.

However, the above-described conventional water purifier is configured to emit a warning light and a warning sound only when the replacement time of the filter 5 is reached. It is not possible to replace the filter 5 at an optimum time because it cannot cope in advance, and an optimum replacement cycle must be set according to the type and quantity of various filters 5, but the filter 5 can be arbitrarily selected by the user. Since the exchange period is set to have an error due to economic reasons, there is a problem that efficient management is not achieved.

In addition, the water purifier 10 that is commonly used does not have a device that the user can recognize how much purified water remains in the water tank (6), the drive of the pump (3) when a leak occurs Since there is no means for forcibly stopping, an electric shock may occur due to leakage, and thus the reliability of the water purifier 10 is deteriorated.

The present invention is to solve the above problems by connecting the control system of the water purifier and the terminals held by the manager (seller) to each other by wire to input and modify the control information such as filter replacement time only by the terminal. It is a technical task to manage the management of stricter and more efficiently.

In addition, the present invention provides a technical problem that the user can accurately recognize the replacement time of the filter in advance to manage the water purifier more efficiently by displaying the loss amount of the filter as a percentage (%) based on the set period of use of the filter. .

In addition, the present invention is to install the water level sensor in the water tank of the water purifier, and to install the water leakage sensor on the bottom surface of the water purifier body to provide the water level level information of the water purifier water tank and at the same time to force the driving of the pump when detecting the water leak. It is a technical task to contribute to improving the reliability of water purifiers by stopping them and preventing safety accidents due to electric shocks.

The present invention is installed inside the case to purify the raw water flowing through the pump, and the water and the purified water from the filter, the water tank is stored separately and discharged through the facet, and one side of the case In the water purifier provided with a control device for controlling the water purifier is installed in the water tank, the water level sensor for sensing the water level of the purified water in four stages and transmits to the control device is installed, the case bottom The electrode is energized by water, and a leak detection sensor for transmitting a leak signal to the control device is installed, and on one side of the facet, a facet lamp, which is lit when water is discharged, is installed.

Hereinafter, the functional water purifier according to the present invention will be described in detail with reference to the accompanying drawings.

Figure 2a is an external perspective view of the water purifier according to the present invention, Figure 2b is a side cross-sectional view of Figure 2a, Figure 3 is an enlarged cross-sectional view of the water level sensor installed in the water tank of the water purifier according to the present invention, Figure 4 is a present invention An enlarged cross-sectional view of the water level sensor installed on the bottom surface of the water purifier according to the present invention, wherein a pump (3) for introducing raw water through a water inlet pipe (4) is provided inside the rectangular case (1), and is introduced by the pump (3). A filter 5 for purifying the purified raw water is installed, and the hot water and cold water are stored separately from the purified water through the hose 7 at the upper side of the filter 5, and the discharge pipe 8 and the facet 8a are disposed. A water tank 6 discharged through the front cover is installed, and a front cover with a control device 20 attached to one side of the case 1 to be exposed to the outside of the display unit in which various states can be checked by lighting of a lamp ( 2) is installed.

The water tank 6 is provided with a water level sensor 30 that can be recognized by the user by sensing the level of purified water.

That is, the water level sensor 30 is provided with a hollow pipe 31 installed by the fixing member 36 in the vertical direction in the water tank 6, as shown in Figure 3, the pipe 31 A buoyant body 35 is stacked on the outer side of the ring-shaped flow magnet 34, and a float valve 33 for elevating the outer circumferential surface of the pipe 31 according to the water level is installed. The inner surface is provided with a fixed magnet 32 which is installed at regular intervals to generate an electrical signal to the control device 20 when it is close to the flow magnet 34 of the float valve 33.

The water level sensor 30 of the above configuration is presented to be generally used to represent an embodiment, the type of the water level sensor 30 in the present invention is not limited.

In addition, as shown in FIG. 4, a leak detection sensor 40 is installed on the bottom surface of the case 1 to generate an electrical signal to the control device 20 when the two electrodes are energized by water.

In addition, one side of the facet (8a) connected to the discharge pipe (8) is the present applicant to provide a refreshing feeling by detecting the flow of water by the flow rate sensor 50 when the water is discharged through the facet (8a) The faucet lamp 9, which is known from the utility model registration No. 374373 (registration date: January 19, 2005), which is the holder of the registration right, is installed, and the flow sensor 50 and the facet lamp 9 are detailed. The construction and description are omitted because they are described in detail in Utility Model Registration No. 374373.

Fig. 5 is a block diagram of the control device 20 in the water purifier according to the present invention, which is largely the amount of loss and replacement time of the filter 5 by the stored software, the level of water in the water tank 6, and the pump 3 when leaking. Microprocessor unit (hereinafter referred to as " MPU ") 21 which controls the whole water purifier 10 system, such as automatic shutoff, lighting the facet lamp 9 when the water is discharged through the facet 8a, and the like. The display unit 23 may recognize various types of information controlled by the MPU 21 by lighting a lamp, and the drive 22 driving the display unit 23 under the control of the MPU 21. do.

The display unit 23 is a filter loss amount display unit 24 for displaying the loss of each filter (5) stored by the wired terminal (70) connected from the outside in percentage (%), and when the filter 5 is replaced The first to fourth lamps L1 to L4 are selectively flickered when reaching the filter replacement display unit 25 and the fifth to eighth lamps L5 to L8 according to the water level of the water tank 6. The level indicator 26 with the lamp selectively lit, the drive indicator 27 with the ninth and tenth lamps L1 and L9 lit when the pump 3 is driven and leaked, and cold and hot water. The water temperature display part 28 is configured to light up the eleventh and twelfth lamps L11 and L12.

At the output end of the MPU 21, a buzzer 29 for transmitting an alarm sound according to various situations, a pump 3 for supplying water to the filter 5, and one side of the facet 8a are provided. When discharged, the facet lamp 9 is connected to provide a refreshing feeling.

The water level sensor 30 is installed at the input end of the MPU 21 as shown in FIG. 3 to sense the water level in four stages, and the bottom of the case 1 as shown in FIG. 4. Leakage detection sensor 40 is installed on the surface to detect the leak, the flow rate sensor 50 to detect the flow of water when the water is discharged through the facet (8a), and the manager (seller) filter (5) The connector 60 for connecting by wire with the external terminal 70 for inputting various information of the water purifier 10, such as the exchange time of the is connected.

In addition, the power supply unit is supplied with AC 220V power to output the 12V, 24V power supply to the system to operate the Vcc, pump 3 and the facet lamp 9 that can be driven by the MPU 21, respectively. .

Figure 6a is a flow chart of the overall operation of the water purifier according to the present invention, Figure 6b is a process diagram for inputting information using an external terminal in the water purifier according to the present invention, Figure 6c is an external terminal in the water purifier according to the present invention It is a flow chart which shows the filter loss amount inputted by the.

Referring to the operation of the water purifier 10 according to the present invention made as described above are as follows.

First, when the driving power is supplied to the entire system by the power supply unit shown in FIG. 5, when the terminal 70 carried by the manager (seller) is connected to the connector 60, the external terminal 70 is connected to the MPU 21. Recognizing that the mode (step 101) to perform the information input process (L2) for receiving and storing the information input from the terminal 70.

However, if it is recognized that the terminal 70 is not connected through the connector 60 in the MPU 21, the MPU 21 performs a normal process L1 of performing the function of the conventional water purifier 10.

That is, when it is recognized that the terminal 70 is not connected through the connector 60, the MPU 21 lights up the first and second lamps L1 and L2 of the water temperature display unit 28 at the same time. The cold and hot water discharged through 8a can be distinguished, and the loss amount of the four filters 5 is displayed on the filter loss amount display section 24 as a percentage (step 102).

The process of displaying the loss amount of filter 5 as a percentage in step 102 will be described later with reference to FIG. 6C.

When the MPU 21 completes displaying information on the water temperature display unit 28 and the filter loss amount display unit 24, the MPU 21 receives the output information of the water level sensor 30 to determine the level of water introduced into the water tank 6. If the water level is determined to be equal to or less than the high water level (step 104), the sixth to eighth lamps L6 to L8 of the water level level display unit 26 are selectively turned on (step 105) to present the user with the water level. At the same time as notifying the level of the stored water, the pump 3 is driven to supply the raw water to the filter 5, while the ninth lamp L9 of the driving indicator 27 is turned on (step 106) so that the current pump 3 You will be notified that it is running.

If the water in the water tank 6 is continuously supplied through the above process, and the water level is determined to be high, the fifth lamp L5 of the water level display unit 26 is turned on (step 111) to display the currently stored water to the user. At the same time as notifying that the water level is high, driving of the pump 3 is stopped, while the ninth lamp L9 of the driving display unit 27 is turned off (step 112) to indicate that the current pump 3 is in a stopped state.

In addition, when water is discharged through the facet 8a, a signal corresponding to the flow of water from the flow rate sensor 50 is transmitted to the MPU 21, and the MPU 21 receives a signal from the flow rate sensor 50. Receives (step 107) when the water is discharged through the faucet (8a) and turns on the facet lamp (9) (step 108), if no signal is received from the flow rate sensor 50 Pow Recognizing that water is not discharged through the set 8a, the facet lamp 9 is turned off (step 113) to feel a refreshing feeling.

In addition, when water leaks in the water purifier 10 and the water accumulates on the bottom surface of the case 1, two electrodes of the water leakage sensor 40 are energized to transmit a water leakage signal to the MPU 21. In the MPU 21, when a leak is detected by a signal from the leak detecting sensor 40, the buzzer 29 is driven to emit an alarm sound, and the tenth lamp L10 of the driving display unit 27 is turned on to the user. At the same time as the notification, the pump 3 was forcibly stopped to prevent an electric shock accident due to leakage.

Next, a process of inputting various information such as the exchange time of the filter 5 using the terminal 70 will be described with reference to FIG. 6B.

Input using the mode button 70a, the adjustment button 70b, the storage button 70c installed in the external terminal 70.

That is, when the mode button 70a and the adjustment button 70b installed on the terminal 70 are pressed for 3 seconds, the unit "9" flashes, and when the adjustment button 70b is pressed, the number is down, and when the save button 70b is pressed, "9" is flashing in ten units, the number is down by pressing the adjustment button (70a), and the test function is performed by pressing the storage button (70c) and the mode button at the same time to check the operation of the automatic filter alarm and indicator lamp. L2c of Figure 6b)

Next, in the filter month selection mode, when the mode button 70a and the adjustment button 70b are pressed for 3 seconds, “99” flashes, and when the mode button 70a is pressed, the filter month selection function is selected. Press 70b) to select the number of months according to the customer's environment and press the save button 70c to select it (L2a in FIG. 6B).

Next, the filter replacement frequency setting mode automatically returns to the next number when the filter is replaced after the filter is triggered and the data is initialized. And when initializing to a factory state.

That is, when the mode button 70a and the adjustment button 70b are pressed for 3 seconds, “99” flashes. At this time, when the mode button 70a is pressed, the number of months of the filter is checked, and when the mode button 70a is pressed again, the current filter is replaced. The number of times appears (from 0 to 7), and in this state, press the control button 70b to select the filter change frequency, and then press the store button 70c to stop flashing the numbers. It is initialized. (L2b in Fig. 6B)

Next, a process of displaying the loss amount of the filter in percentage (%) on the filter loss amount display unit 24 by inputting various information such as the exchange time of the filter 5 using the terminal 70 will be described below. same.

First, when the system is initialized (step 301), the MPU 21 counts the filter usage time and displays the loss amount of the filter as a percentage (%) on the display unit 23 (steps 302 and 303). If it is determined (step 304), the first to fourth lamps L1 to L4 of the filter replacement display unit 25 are selectively blinked and an alarm sound is sent (steps 305 and 306). If it is determined (step 307), the number of filter replacements is increased once (step 308).

As described above, the present invention manages the water purifier by connecting the terminals held by the water purifier control system and the manager (seller) to each other by wire and inputting and modifying control information such as filter replacement time only by the terminal. It is effective to manage more rigorously and efficiently.

In addition, the present invention has the effect that the user can accurately recognize the replacement time of the filter in advance to manage the water purifier more efficiently by displaying the loss amount of the filter as a percentage (%) based on the set period of use of the filter. .

In addition, the present invention is to install the water level sensor in the water tank of the water purifier, and to install the water leakage sensor on the bottom surface of the water purifier body to provide the water level level information of the water purifier water tank and at the same time to force the driving of the pump when detecting the water leak. By stopping and preventing safety accidents due to electric shock, it contributes to improving the reliability of the water purifier.

Claims (2)

The filter 5 is installed inside the case 1 to purify the raw water flowing through the pump 3 and the purified water from the filter 5 is stored separately from the hot and cold water. In the water purifier provided with a water tank (6) discharged through, and a control device 20 installed on one side of the case (1) to control the water purifier (10), In the water tank (6) is provided with a water level sensor 30 for sensing the water level of the purified water in four stages to transmit to the control device 20, On the bottom surface of the case 1, two electrodes are energized by water, and a leak detection sensor 40 for transmitting a leak signal to the control device 20 is installed. Functional water purifier, characterized in that the one side of the facet (8a) is provided with a facet lamp (9) which is turned on when water is discharged. The method of claim 1, wherein the control device 20, An MPU 21 for overall control of the system, a display unit 23 connected to an output terminal of the MPU 21 to recognize various kinds of information as lighting of a lamp, and the display under control of the MPU 21. It consists of a drive 22 for driving the unit 23, The display unit 23 is a filter loss amount display unit 24 for displaying the loss of each filter (5) stored by the wired terminal (70) connected from the outside in percentage (%), and when the filter 5 is replaced Filter replacement display section 25 in which the lamp is selectively flashed when the lamp is reached, the water level level display section 26 in which the lamp is selectively lit according to the water level level of the water tank 6, and the driving of the pump 3 and It consists of a drive display unit 27, the lamp is turned on when the water leakage, and a water temperature display unit 28 for displaying cold and hot water, The output terminal of the MPU 21 is installed on one side of the facet (8a) is connected to the facet lamp (9) for providing a refreshing feeling when the water is discharged, The water level sensor 30 is installed in the water tank 6 at the input end of the MPU 21 and senses the water level in four stages, and the water leakage sensor is installed on the bottom surface of the case 1 to detect water leakage. 40, various kinds of information of the water purifier 10, such as the flow rate sensor 50 for detecting the flow of water when the water is discharged through the facet (8a), the manager (seller) when the filter 5 is replaced Functional water purifier, characterized in that the connector (60) for connecting with an external terminal 70 for wired connection.

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