KR200369056Y1 - device for fixed clean water filter of colding and heating water purifier - Google Patents

Abstract

According to the present invention, a plurality of filters are respectively provided inside the body to filter the water flowing from the water pipe, and an inlet for introducing water eccentrically on one side of the body is formed, and the water introduced into the inlet is a filter. A water outlet for discharging the purified water filtered through the constituting the filtration member is formed in the center of one side of the body, and accommodates the filtration member to be supported by the elasticity of the support spring, detachable to the inner surface of the cold water purifier body And a detection switch configured to detect the filtration member by the pressing force of the filtration member which is mounted inside the fixing means and moved to the elasticity of the support spring. A flow rate sensor is provided at one end of the connection hose to measure the flow rate, and passes through the flow rate sensor to the reservoir. The non-return valve which prevents the reverse flow of purified water is constituted by the detection unit mounted on the connection hose at the rear of the flow detection sensor. By configuring the control unit for notifying, the inlet and outlet of the filtering member can be mounted on the fixing means detachably and firmly by the elasticity of the spring, and the replacement of the filtering member is easy, and the maintenance of the product is not only easy. The present invention relates to a filtration member fixing device of a cold / hot water purifier capable of accurately understanding the replacement time of a filtration member incorporating a filter, thereby reducing waste of the filter and improving water purification function.

Description

Apparatus for fixed clean water filter of colding and heating water purifier

The present invention relates to a cold and hot water purifier, and in particular, by replacing the filtration member at the correct time by judging the fixing time of the filtration member having the built-in filter and replacing the fixed filter to purify tap water supplied from the tap water. The present invention relates to a filtration member fixing device of a cold / hot water purifier capable of improving a water purification function.

Recently, due to the rapid urbanization and industrialization, economic activities are active and living standards are improved, and interest in drinking water due to environmental pollution caused by various pollutions is increasing. Accordingly, cold and warm water purifiers can be used to drink purified water. It is installed in each home and school or government office.

On the other hand, the cold / warm water purifier 10, as shown in Figure 1, is provided with a filtration unit 20 for purifying the tap water supplied from the raw water line connected to the faucet is provided inside the body 11, the The storage tank 12 stores water purified by passing through the filtration unit 20, and is equipped with a water level sensor 13 for supplying and blocking purified water according to the level of purified water stored therein. 12 is provided with a cold water tank 14 for storing and supplying cold water by the compressor (14a), the water supplied to the lower portion of the reservoir 12 receives the hot water by the heater (15a) A hot water tank 15 for generating and storing is provided.

Cold and hot water coke (16, 16 ') for pressing to select the cold and hot water stored in the cold and hot water tank (14, 15) for drinking is provided on the front portion of the body (11), A drip member 17 is provided for storing the water falling from the cold and hot water cocks 16 and 16 '.

In addition, the filtration unit 20 is formed with a pre-treatment filter 21 for filtering various debris contained in the water flowing from the tap water, and the chlorine component contained in the water passing through the pre-treatment filter 21 And a sun carbon filter 22 for filtering organic chemicals and the like, an UF membrane filter 23 for filtering heavy metals and bacteria dissolved in water passing through the sun carbon filter 22 is formed. After the UF membrane filter 23 is formed a carbon filter 24 for removing the gas component and odor dissolved in the water.

On the other hand, as a fixing device for fixing the filtration unit 20, a filter fixing device for a cold and hot water purifier, which was filed in Utility Model Registration No. 16045 in 2000 and registered as No. 202527, was used.

As shown in FIG. 2, the filter fixing device of the pre-registered cold / hot water purifier forms a separator 31a inside the body 31 of the cold / hot water purifier 30, but the water is stored above the separator 31a. In the cold and hot water purifier in which the cooling tank 33 in which the water tank 32 is raised, and the hot water tank 34 is positioned below, each side of the filtration unit 20 toward the inner side of the water purifier body 31. A semicircular groove 40 is formed on one side circumferential surface of the separating plate 31a to allow the filter to be fixed, and a semicircular groove 40 for seating the upper end of each filter of the filtration unit 20 is formed. The filter fixing guide part 50 having the stepped part 50a is formed to fix the lower end of each filter to the upper end of the filter part 20 seated by the groove 40.

However, the filter fixing device of the pre-registered cold and hot water purifier has the advantage that it can be used stably because the filter is mounted in the semi-circular groove to secure it, but each filter is fixed by connecting the upper and lower ends of the filter with a connection hose. The assembly process is complicated due to the increase of the assembly process, which reduces the work efficiency.If the end of the filter and the connection hose are not firmly assembled, leakage occurs, which makes the replacement work difficult and maintenance difficult. There was this.

In addition, it is not possible to know exactly when to replace the filter according to the usage of cold and hot water purifier. If the filter is replaced sooner or later, the filter may be wasted and unfiltered water may be introduced into the reservoir. There was a problem falling.

The present invention has been made in view of the above-mentioned conventional defects, and its object is to securely mount the inlet and outlet of the filtration member to the fixing means detachably by the elasticity of the spring and to replace the filtration member. It not only facilitates the maintenance of the product, but also makes it possible to pinpoint the replacement time of the filtration members with built-in filters so as to reduce the waste of filters and to improve the water purification function. In providing a device.

The present invention for achieving this purpose, in the cold and hot water purifier,

A plurality of filters are respectively provided inside the body to filter the water flowing from the water pipe, and an inlet for introducing water eccentrically is formed on one side of the body, and the water introduced into the inlet is filtered through the filter. A filtration member having a water outlet for discharging the purified water formed at the center of one side of the body;

Fixing means for receiving the filtration member to support the elasticity of the support spring, the fixing means detachably fixed to the inner surface of the cold and warm water purifier body;

It is mounted on the inside of the fixing means is provided with a sensing switch for detecting the filtration member by the pressing force of the filtration member moved to the elasticity of the support spring, at one end of the connection hose to measure the flow rate of the purified water passed through the filtration member A detection unit provided with a flow rate sensor mounted therein, wherein a non-return valve for preventing a reverse flow of purified water flowing into the reservoir through the flow rate sensor is mounted on a connection hose behind the flow rate sensor;

It is characterized in that it comprises a control unit for notifying each filter replacement time according to the flow rate of the purified water passed through the detection unit flow sensor and the use time.

Figure 1 is a side cross-sectional view showing the internal configuration of a typical cold / hot water purifier.

Figure 2 shows a pre-registered filter fixing device,

a is a perspective view,

b is a side cross-sectional view.

3 is an exploded perspective view of the present invention

4 is a perspective view of the coupling state of the present invention

5 is a cross-sectional view of the coupling state of the present invention

6 shows a state in which the filtration member to which the present invention is applied is mounted on a fixing means,

a shows a state in which the filtration member is located on the upper part of the fixing member while pressing the support part,

b shows the state which mounts the upper end part of a filter to an accommodating part by the elastic force of a support part.

7 is an installation state of the present invention

8 is a plan sectional view showing a water purification process by the present invention

9 is a flow chart for determining the replacement time of the filter by the present invention

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

100: filter member 120: water inlet

130: outlet 200: fixing means

210: fixing member 220: support

230: connection unit 300: detection unit

310: detection switch 320: flow rate sensor

330: non-return valve 400: control unit

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings. Figure 2 is an exploded perspective view of the present invention, Figure 3 is a perspective view of the coupling state of the present invention, Figure 4 is a cross-sectional view of the coupling state of the present invention.

The present invention, in the cold / hot water purifier, each of the plurality of filters to be built into the interior of the body 110 to filter the water flowing from the water pipe, the water flowing in one side of the body 110 eccentrically The inlet port 120 is formed, and the inlet port 130 for discharging purified water filtered through the filter through the inlet port 120 is formed in the center of one side of the body 110, the filtering member 100 Is configured, the fixing means 200 for receiving the filtration member 100 to support the elasticity of the support spring 223, and detachably fixed to the inner surface of the body of the cold / warm water purifier 10 Is configured, and is mounted on the inside of the fixing means 200 is provided with a detection switch 310 for detecting the filtration member 100 by the pressing force of the filtration member 100 is moved to the elasticity of the support spring 223, Connection hose (60 ') to measure the flow rate of the purified water passed through the filtration member 100 The flow rate sensor 320 is provided at one end of the flow rate sensor 320, and the non-return valve 330 for preventing the reverse flow of purified water flowing into the reservoir 12 through the flow rate sensor 320 is a flow rate sensor ( 320, the detection unit 300 is mounted to the connection hose 60 'at the rear, and each filter exchange according to the flow rate and the use time of the purified water passed through the flow detection sensor 320 of the detection unit 300 It is composed of a control unit 400 for notifying the time, which will be described in more detail as follows.

The fixing means 200, the fixing pieces 211, 211 'each of which the bracket 212 protrudes at both ends so as to accommodate the filtration member 100 to be mounted inside the cold / warm water purifier, each bent. Fixing holes 213 and 213 'through which connection hoses 60 are mounted at both ends of the fixing piece 211' are opposed to each other, and guide wires between the fixing holes 213 and 213 '. A fixing member 210 protruding from the ball 214 is provided, and a supporting part 220 protruding to receive and support the lower end of the filtration member 100 into the fixing piece 211 of the fixing member 210 is provided. And, the connecting portion 230 for receiving the upper end of the filtration member 100 supported by the support 220 to connect to discharge the purified water filtered by the filter is provided inside the fixing piece 211 '.

In addition, the support portion 220, a moving space 221b is formed inside the support piece 221a protruding into the fixing piece 211, the locking step 221c at the upper end of the moving space 221b. The support member 221 is provided, the lower end of the filtration member 100 is accommodated and slides along the moving space (221b) of the support member 221 and the locking projection to be caught on the locking step (221c) A moving member 222 protruding 222a is provided, and a support spring 223 mounted between the moving member 222 and the fixing piece 211 is provided to elastically support the moving member 222.

The connection part 230 is penetrated in the same line as the fixing holes 213 and 213 'on one side of the connector 213 mounted inside the fixing piece 211', thereby fixing the fixing holes 213 and 213 '. Receiving holes (232, 232 ') for receiving the ends of the connection hoses 60, 60' coupled to the water is provided, the water moved into the connection hose 60 in the lower portion of the receiving hole (232) O-ring 233a to receive the inlet 120 to be moved to the inside of the body 110 through the inlet 120 of the filtering member 100, and to prevent leakage when water is moved into the inlet 120 The first connection hole 233 is provided, the second connection is provided with an O-ring 234a to accommodate the outlet 130 of the filtering member 100 and to prevent the leakage of water discharged to the outlet 130 Ball 234 is provided, is coupled to the end of the second connecting member 234 is provided with a connecting rod 235 for guiding the purified water to move into the interior of the filtering member (100 '), the filtering member (100') Of) An installation hole 236 in which the connection hose 60 'is mounted in the accommodation hole 232' so as to communicate with the water polo 130 ', and the sensing switch 310 is installed at one side of the second connection member 234. Is provided.

The following describes the installation process of the present invention configured as described above.

First, in the state in which the support part 220 and the connection part 230 are mounted on the fixing pieces 211 and 211 ′ of the fixing member 210, the detection part 300 is installed in the installation hole 236 of the connection part 230. Mounting the detection switch 310, and after connecting the wire to one side of the detection switch 310, the ground through the wire guide hole 214 to the control unit 400 to enable the signal transmission.

In addition, after the lower end of the filtration member 100 in close contact with the upper surface of the movable member 222 of the support 220, when a force is applied to the body 110 of the filtration member 100, as shown in Figure 6a The moving member 222 moves downward along the moving space 221b of the supporting member 221 while pressing the supporting spring 223 and at the same time, the inlet 120 and the outlet 130 of the filtering member 100. When the lower portion of the connecting portion 230, the upper end portion of the fixing member 210 around the lower end of the filtration member 100 in close contact with the support 220 in the state of stopping the movement of the filtration member 100 It is moved so that it is in line with the connection part 230.

When the filtration member 100 and the connection portion 230 are located on the same line as described above, the inlet port 120 and the outlet port 130 and the connection portion 230 of the filtration member 100 by rotating the filtration member 100. After placing the first and second connection holes 233 and 234 on the same line, as shown in FIG. 6B, when the force applied to the body 110 of the filtration member 100 is gradually reduced, the support portion ( The filtration member 100 in close contact with 220 is moved upward by the restoring force of the support spring 223 so that the inlet port 120 and the outlet port 130 are inserted into the first and second connection holes 233 and 234. At the same time it is in close contact with the O-ring (233a) (234a).

At this time, the upper surface of the body 110 of the filtering member 100 presses the detection switch 310 of the sensing unit 300 and the detected signal is transmitted to the control unit 400 to filter life of the filtering member 100. To calculate and set.

In addition, the moving member 222 in close contact with the lower end of the body 110 of the filtration member 100 supports the filtration member 100 while pressing the support spring 223 and at the same time the inlet of the filtration member 100. The 120 and the outlet 130 are firmly coupled to the inside of the first and second connection holes 233 and 234.

In the above process, the connection member 230 may support the filter member 100 having the pretreatment filter, the sun carbon filter, the UF membrane filter, and the after carbon filter, respectively, in the fixing member 210. Combine with

As described above, when the filtration member 100 including the pretreatment filter, the sun carbon filter, the UF membrane filter, and the after carbon filter is mounted to the fixing means 200, the fixing means 200 is shown in FIG. , Cold and hot water purifier 10 After the fixing member 210 is in close contact with the inner side of the body 11, by fastening the screw (S) to the bracket 212 of the fixing member 210 cold and hot water purifier (10). Fixed inside the body 11, the connection hose 60 is mounted in the receiving hole 232 to move the water supplied to the tap water, and measure the flow rate of the purified water passed through the filtration member 100 The other end of the connection hose 60 'equipped with the flow rate sensor 320 and the non-return valve 330 to prevent the backflow of purified water is installed in the reservoir 12, and the other end is installed in the receiving hole 232'. To connect.

In the operation process of the present invention installed as described above, first, when the water supplied to the tap water in the state of operating the cold / warm water purifier 10 by applying power to the inside of the connection hose 60 by water pressure, As shown in FIG. 8, water passing through the connection hose 60 enters the inlet port 120 of the filtration member 100 in which the pretreatment filter is embedded and passes through the pretreatment filter. After filtering the foreign matter, it is discharged to the outlet 130 of the filtering member 100 and at the same time it is introduced into the inlet port 120 of the filter member 100 with the built-in carbon filter via the connecting rod 235.

The water introduced into the inlet 120 of the filter member 100 having the sun carbon filter embedded therein passes through the sun carbon filter to filter chlorine components and organic chemicals contained in the water, and then At the same time as the discharge port 130 is discharged through the connecting rod 235 is introduced into the inlet port 120 of the UF membrane filter built-in filtration member 100.

The water flowing into the inlet 120 of the filtration member 100 having the UF membrane filter embedded therein filters the heavy metal or bacteria dissolved in the water while passing through the UF membrane filter, and then the outlet of the filtration member 100. At the same time as the discharge to the 130, via the connecting rod 235 is introduced into the inlet port 120 of the filter member 100, the built-in carbon filter.

The water flowing into the inlet port 120 of the filter member 100 having the built-in carbon filter is passed through the carbon filter and the purified water from which the gas component dissolved in the water is removed is removed from the filter member 100. At the same time as being discharged to the 130 and passes through the flow rate sensor 320, it is stored in the reservoir 12 via the connection hose (60 ').

At this time, the flow rate of the purified water passing through the flow rate sensor 320 is measured and transmitted to the controller 400.

The purified water stored in the reservoir 12 is supplied to the cold water tank 14 and the hot water tank 15, respectively, to generate cold and hot water by the compressor 14a and the heater 15a, thereby cooling and hot water tanks 14 and 15. ), Respectively, stored in the cold / hot water tanks 14 and 15 becomes the full water level, and when the purified water stored in the reservoir 12 reaches the full water level, the water level sensor 13 It detects from and blocks the water flowing into the connection hose 60 '.

The cold and hot water stored in the cold and hot water tanks 14 and 15 is a hot and cold water hot water coke 16 and 16 in a state where a cup is placed under the cold and hot water coke 16 and 16 'according to a user's selection. The cold and hot water discharged by pressing ') can be stored in a cup for drinking.

When the cold and hot water stored in the cold / hot water tanks 14 and 15 is discharged as described above, the purified water stored in the storage tank 12 is supplied into the cold / hot water tanks 14 and 15, respectively, and the storage tank 12 When the water level is lowered by the water level sensor 13, the process of storing the purified water supplied to the storage tank 12 under the control of the controller 400 is repeated.

In addition, the filter replacement time is shown in Figure 9, the body 110 of the filtration member 100, while pressing the detection switch 310 of the detection unit 300 and at the same time the control member 400 in the filtration member 100 Calculate and set the life of the filter built in the), and if the purified water passes through the flow rate sensor 320 by the set quantity, the control unit 400 outputs the replacement time of the filter as a voice or a signal to the user Allows you to determine when to filter.

On the other hand, when the filter member 100 to the end of each filter life coupled to the fixing means 200 in accordance with the judgment of the control unit 400 to replace the filter built-in, press the raw water shutoff valve to block the inflow of water And, the purified water moved to the reservoir 12 through the interior of the connection hose (60 ') is to prevent the back flow by the non-return valve 330.

At this time, the minimum of the distance between the flow rate sensor 320 and the non-return valve 330 when the filtration member 100 is replaced should be discharged or discharged in a small amount to the end of the connection hose (60 '). .

In this state, by holding the body 110 of the filtering member 100 and applying a force toward the moving member 222, the moving member 222 presses the support spring 223 while moving the space of the support member 221 ( 221b) to move downward.

When the filtration member 100 moves into the support member 221 and the body 110 of the filtration member 100 is separated from the detection switch 310 to release the pressing force of the detection switch 310, the control unit ( At the same time as blocking the signal transmission to 400, the control unit 400 terminates the life of the filter, and then initializes the data for calculating the life of the new filter.

In addition, when the inlet port 120 and the outlet port 130 of the filtration member 100 is separated from the first and second connection holes 233 and 234 of the connecting portion 230, the filtering member 100 in the fixing means 200 After the separation), a new filtration member 100 may be mounted and used in the above process.

Herein, the filter embedded in the body 110 of the filtration member 100 is not limited to a pretreatment filter, a sun carbon filter, an UF membrane filter, a after carbon filter, and a precipitate filter, activated carbon filter, Nano filters, hollow fiber membrane filters, etc. may also be incorporated.

In addition, the sensing unit 300 for sensing the filtration member 100 may have the same function as the sensing switch 310 even when the sensing switch 310 is mounted as well as the sensing sensor.

As described above, the present invention, the inlet and outlet of the filtration member is detachably mounted to the fixing means detachably by the elasticity of the spring, and the replacement of the filtration member is easy to facilitate the maintenance of the product as well. It is possible to accurately know the replacement time of the filter member with the built-in filter, and to reduce the waste of the filter, as well as to improve the water purification function.

Claims (4)

In cold and hot water purifiers, In order to filter the water flowing from the water pipes, a plurality of filters are respectively built in the interior of the body 110, and an inlet port 120 for introducing water eccentrically on one side of the body 110 is formed, and the inlet port ( A filtration member 100 formed at the center of one side of the body 110 with a water outlet 130 for discharging the purified water introduced through the filter through the filter 120; A fixing means (200) for receiving the filtration member (100) to support the elasticity of the support spring (223) and detachably fixing the inner surface of the cold / warm water purifier (10) body (11); A detection switch 310 mounted on the inside of the fixing means 200 to detect the filtration member 100 by the pressing force of the filtration member 100 that is moved to the elasticity of the support spring 223 is provided. A flow rate sensor 320 mounted at one end of the connection hose 60 'is provided to measure the flow rate of the purified water passing through the 100, and passes through the flow rate sensor 320 to enter the reservoir 12. A detection unit 300 mounted on the connection hose 60 'behind the flow rate detection sensor 320 to prevent the reverse flow of the purified water; Filtration member of the cold and hot water purifier, characterized in that consisting of a control unit 400 for notifying each filter replacement time in accordance with the flow rate and the use time of the purified water passed through the flow detection sensor 320 of the detection unit 300. Fixture. The method of claim 1, wherein the fixing means 200, Fixing pieces 211 and 211 'protruding brackets 212 are bent at both ends to accommodate the filtration member 100 and to be mounted inside the cold / warm water purifier, and the fixing pieces 211' are respectively bent. Fixing holes 213 and 213 'through which the connection hoses 60 are mounted at both ends of the panel are opposed to each other, and the wire guide holes 214 protrude between the fixing holes 213 and 213'. A member 210 is provided, and a support part 220 protruding to receive and support a lower end of the filtration member 100 inside the fixing piece 211 of the fixing member 210 is provided, and to the support part 220. A connection part 230 for accommodating the upper end of the supported filtration member 100 to discharge the purified water filtered by the filter is provided inside the fixing piece 211 ′ of the cold / warm water purifier. Filter member fixing device. The method of claim 2, wherein the support unit 220, A moving member 221b is formed inside the support piece 221a protruding inwardly of the fixing piece 211, and a supporting member 221 having a locking step 221c formed at an upper end of the moving piece 221b. Is provided, the moving member for receiving the lower end of the filtering member 100 slides along the moving space (221b) of the support member 221 and the locking projection 222a protrudes so as to be caught by the locking jaw (221c) ( 222 is provided, and the support spring 223 is provided between the moving member 222 and the fixed piece 211 to elastically support the moving member 222, characterized in that the filtration of cold and warm water purifier Member fixing device. The method of claim 2, wherein the connection portion 230, A receiving hole accommodating an end portion of the connection hose 60 which is penetrated in the same line as the fixing hole 213 and coupled to the fixing hole 213 on one side of the connector 213 mounted inside the fixing piece 211 ′. 232 is provided, the water inlet so that the water moved into the connection hose 60 in the lower portion of the receiving hole 232 is moved into the body 110 through the inlet 120 of the filtering member 100 The first connection hole 233 equipped with an O-ring 233a is provided to accommodate the 120 and prevent water leakage when water is moved into the inlet 120, and the outlet of the filtration member 100 is provided. 130 is provided with a second connection hole 234 equipped with an O-ring 234a to prevent leakage of water discharged to the outlet 130, and is coupled to the end of the second connection member 234 is filtered member A connecting rod 235 is provided to guide the purified water to be moved into the interior of the 100 ', and the connection is made to communicate with the outlet 130' of the filtering member 100 '. Mounting the switch (60 ') in the receiving hole (232'), one side of the second connection member 234, characterized in that the installation hole 236 is provided with a sensing switch 310 is provided. Filtration member fixing device of water purifier.