KR20190024760A - a water purifier of self management type - Google Patents

Abstract

The present invention relates to a self-maintainable water purifier in which a user can directly replace a water purification filter for purifying raw water or clean the inside of a flow path disposed downstream of the water purification filter. According to an embodiment of the present invention, the self-maintainable water purifier comprises: a water purification filter purifying foreign substances included in introduced raw water, and detachably coupled to a connector which can turn within a predetermined angle; a cleaning filter detachably coupled to a connector, to which a pre-treatment filter of the water purification filter is coupled, and filled with a functional cleaning substance in order to sterilize or disinfect bacteria remaining inside the downstream pipe of the water purification filter; a purified water discharge pipe transferring purified water, which passes through a post-treatment filter of the water purification filter, and having a valve for discharging purified water installed to be opened or closed; a cold water discharge pipe having a cooling module connected to a branch pipe branched to the purified water discharge pipe to convert purified water passing through the post-treatment filter into cold water and a valve for discharging cold water installed to be opened or closed; and a water discharge cock discharging purified water which passes through the valve for discharging purified water, or cold water which passes through the valve for discharging cold water.

Description

A water purifier of self management type

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water purifier, and more particularly, to a self-cleaning water purifier for directly replacing a user's own water filter for purifying raw water or cleaning the inside of a pipe on the downstream side of the water filter.

Unless otherwise indicated herein, the contents set forth in this section are not prior art to the claims of this application and are not to be construed as prior art to be included in this section.

Generally, a water purifier is a device for purifying harmful substances contained in raw water such as tap water or ground water by filtering the oxides, heavy metals, dust and debris contained in raw water by using a water filter including activated carbon, ion membrane, to be.

That is, a reverse osmosis type water purifier that uses a pretreatment filtration filter, a pre-treated activated carbon filter, a reverse osmosis membrane filter, and a post-treatment activated carbon filter to treat tap water in series is widely used.

At this time, it is not easy for the users of the water purifier to periodically clean the bacteria or microorganisms living in the water filter or pipeline of the water purifier.

As a result, the water purifier filter, faucet, head washing cork, etc. of the water purifier are cleaned by using a disinfectant such as chlorine or steam by visiting a professional engineer (so-called water purifier coordinator).

In this way, since the water purifier is cleaned according to the personal schedule of the professional engineer of the water purifier maker, when the water purifier is reused in a state where the water purifier is turned off for a long time, the user can not immediately clean the water purifier do.

As a result, the sanitary degree of the water purifier and the like deteriorate and the reliability is deteriorated and the user's health is deteriorated. In addition, there is a problem that a consulting cost is incurred by visiting a technician who cleans a water purifier.

Korean Patent Registration No. 10-1296528 (registered on Aug. 3, 2013) discloses a water purifier and a method for cleaning the filter.

Thus, embodiments of the present disclosure relate to a self-managed water purifier that allows the user to directly replace the water filter that purifies raw water.

In the embodiment of the present invention, when a pollutant source is generated in the pipe on the downstream side of the water filter, the user directly installs a cleaning filter (referred to as a clean service kit) at regular intervals and cleans and disinfects the water filter To be able to drink the self-managed water purifier.

The embodiment of the present invention is a self-managing type water purifier that can maximize the performance of a water filter by removing foreign matters including dust and the like inside the water filter, Lt; / RTI >

In order to achieve the above and other objects of the present disclosure, according to one embodiment of the present disclosure,

A water filter that is purified by treating the foreign matter contained in the incoming raw water and is replaceably connected to a connector rotated within an arbitrary angle or connected by a nipple and a hose;

A functional cleaning material for sterilizing or disinfecting germs remaining in the duct on the downstream side of the water filter is filled with a functional cleaning material which is replaceably connected to a connector to which the pre- Cleaning filter;

A purified water discharge pipe through which the purified water passing through the post-treatment filter is moved and the water outlet valve is opened and closed;

A cooling module connected to a branch pipe connected to the purified water discharge pipe and switching the purified water passing through the after-treatment filter to cold water, and a cold water discharge pipe to which a cold water discharge valve is openably /

And an outflow coke for leaving the purified water passing through the water outlet valve or the cold water passing through the cold water outlet valve.

The present specification constituted as described above has the following advantages.

The user can easily replace the water filter for treating the raw water, thereby providing convenience to the user.

In addition, when a pollutant source (biofilm, bacteria, bacteria or fungus bacteria) is generated in the duct on the downstream side of the water filter, a cleaning filter is installed at regular intervals in a state of not decomposing the water purifier Cleaning and disinfection provide users with credibility and competitiveness in this sector.

Further, when replacing the water filter, it is possible to easily remove foreign matters including dust and the like inside the water filter replaced by the operation of the flushing valve, thereby maximizing the performance of the water filter.

In addition, since the shape of the opening of the cleaning filter is the same as the shape of the opening of the water filter, the cleaning filter can be easily coupled to the connector, and the contamination source such as dust inside the water pipe downstream of the water filter can be cleaned It is possible to reduce the maintenance cost of the water purifier.

1 is a perspective view of a self-managed water purifier according to a preferred embodiment of the present invention;
Fig. 2 is a view showing the replacement of the water filter in the water purifier shown in Fig. 1; Fig.
3 is a view showing a flow path of the water purifier shown in FIG. 1,
FIG. 4 is a view for explaining a flushing process to remove dust inside the water filter when replacing the water filter in the water purifier shown in FIG. 1;
Fig. 5 is a view for explaining cleaning in the purifier shown in Fig. 1 by a functional cleaning liquid eluted from the cleaning liquid filter on the downstream side of the water filter. Fig.

Hereinafter, a self-managed water purifier according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 to 5, the self-managed water purifier A according to the embodiment of the present invention includes:

(For example, tap water or groundwater, etc.), and is replaceably mounted on the connector 10, 11, 12 rotatably mounted on the water purifier A within an arbitrary angle Water filters (13, 14, 15) coupled or connected by nipples and hoses (not shown);

The water filter 13, 14, 15 is replaceably connected to the first connector 10 to which the pretreatment filter 13 is coupled or is connected by a nipple and a hose (not shown) A cleaning filter 16 filled with a functional cleaning material for sterilizing or disinfecting germs and the like remaining in the pipeline on the downstream side of the filter 15;

A purified water discharge pipe (18) for moving the purified water passing through the after-treatment filter (15) among the water filters (13, 14, 15) and having the water outlet valve (17) openably and closably;

A cooling module 20 connected to a branch pipe 19 branch-connected to the purified water discharge pipe 18 and switching the purified water passing through the post-treatment filter 15 to cold water, A cold water discharge pipe (22) in which the storage valve (21) is openably and closably installed;

An outflow coke 23 for letting out the purified water passing through the water outlet valve 17 or the cold water passing through the cold water outlet valve 21.

More preferably, it is connected to the downstream side of the branch pipe 19 and is connected to the downstream side of the branch pipe 19 to remove the internal dust or the like of the water filter 13, 14 or 15 to be replaced when the water filter 13, And a flushing valve (24) for switching the flushing valve (24) to an open state for a predetermined period of time.

The inlet is openably and closably installed in a relief duct 26 whose outlet is connected to the duct between the outlet of the cooling module 20 and the cold water outlet valve 21 and whose outlet is connected to the household water discharge pipe 25, And a safety valve (27) for releasing an excess of the excess pressure to the living water discharge pipe (25) when the pressure exceeds a certain pressure.

And a flow rate sensor (40) installed at an arbitrary position on the upstream side of the purified water discharge pipe (18)

When the flow sensor 40 is operated for a predetermined period of time even if the user does not take cold water or purified water through the outgoing cock 23, it is determined that the water leak is from the water purifier A and the water shutoff valve 41 is closed 14 and 15 from entering the water filters.

And a solenoid valve (24a) mounted on the flushing valve (24) so as to open the branch pipe (19) when the electric signal is switched from the outside to the ON state,

The flushing valve 24 opened by the solenoid valve 24a, which is switched to the ON state by an electrical signal when the flushing function button (not shown) is operated after replacing the water filters 13, 14, And dust discharged from the water filters (13, 14, 15) through the living water discharge pipe (25).

A solenoid valve (not shown) mounted on the positive export accepting valve 17 and the cold export accepting valve 21 so as to open the purified water discharge pipe 18 and the cold water discharge pipe 22 when the electric signal is externally switched to the ON state 17a, 21a,

(Not shown) opened by solenoid valves 17a, 28a, and 21a that are switched to the ON state by an electrical signal when operating a normal export accept button (not shown) or a cold export accept button (not shown) The water purified by the water filter 13, 14, 15 through the receiving valve 17 or the cold import receiving valve 28 and the cold export accepting valve 21 can be discharged through the outgoing cock 23 have.

When the door 29 is detected by a sensor (not shown) when opening the water filter 13, 14, 15, the raw water shutoff valve (not shown) installed upstream of the water filters 13, 14, And the residual pressure in the water filters (13, 14, 15) can be discharged through the flushing valve (24) and the domestic water discharge pipe (25).

At this time, the door 29 or the sensor mounted inside the water purifier for sensing the opening of the door 29 is a technical content used in the related art, so that detailed description of the configuration will be omitted.

In the drawing, reference numeral 29 denotes a door that is openably and closably mounted on a side panel of the water purifier, and reference numeral 30 denotes a water receiver which is detachably mounted on the bottom of the front panel of the water purifier.

Hereinafter, the use of a self-managed water purifier according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIGS. 1 to 5, the user can directly replace the water filters 13, 14, 15 to the connectors 10, 11, 12 without visiting a water purifier specialist.

11 and 12 are rotated at an arbitrary angle to the user so that the housing caps of the water filters 13, 14 and 15 are connected to the connector (not shown) 10, 11, 12).

At this time, the housing caps of the water filters (13, 14, 15) can be connected to the connectors (10, 11, 12) in a one-touch type or water filters (13, 14, 15) ) Are used in the related art, detailed description of their constitution will be omitted.

When the button 32 provided on the head 31 of the water purifier A is operated, raw water such as tap water flowing into the water purifier A is supplied to the water filter 13 (one example of a pre-processing filter), the water filter 14 ) (For example, an RO filter) and a water filter 15 (for example, a post-treatment filter) in this order, so that foreign matter or the like in the raw water can be filtered.

That is, the purified water purified by the water filters (13, 14, 15) passes through the water outlet valve (17) installed in the purified water outlet pipe (18) and is discharged to the water outlet cock (23).

At the same time, the purified water purified by the water filters (13, 14, 15) is supplied to the cold water supply valve (28) provided in the cold water discharge pipe (22) connected to the branch pipe (19) branch- The cooling module 20, and the cold water outlet valve 21, so that it is converted to cold water and then discharged to the outflow coke 23.

At this time, the flushing valve 24 installed in the domestic water discharge pipe 25 connected to the downstream side of the branch pipe 19 is kept closed.

Accordingly, the user can drink water or cold water in a cup (referred to as a mug or disposable paper cup) that is seated in the water receptacle 30.

When the water filters 13, 14 and 15 are connected to the connectors 10, 11 and 12 in order to replace the water filters 13, 14 and 15, foreign substances such as dust inside the water filters 13, 14 or 15 are removed The flushing is performed so as to maximize the performance of the water filters 13, 14,

That is, after the water filters (13, 14, 15) connected to the connectors (10, 11, 12) are replaced, the water outflow valve (17) provided in the purified water discharge pipe (18) The cold water supply valve 28 provided on the upstream side is switched to the OFF state by turning off the power applied to the solenoid valves 17a and 28a, The solenoid valve 24a of the flushing valve 24 is switched to the ON state by the supplied power, so that the flushing valve 24 can be switched to the open state for a certain period of time.

As described above, since the flushing of the replaced water filters (13, 14, 15) proceeds for an arbitrary time, the contaminated water including the dust and the like discharged from the water filters (13, 14, And is discharged along the living water discharge pipe 25 through the flushing valve 24 which maintains the open state.

Therefore, when the user directly connects the water filters 13, 14, 15 to the connectors 10, 11, 12 in order to replace the water filters 13, 14, 15, the flushing valve 24 is electrically connected to the solenoid valves 24a (ON) state and is opened for an arbitrary time, dust and the like inside the replaced water filters (13, 14, 15) can be removed.

This eliminates the need to visit a water purifier specialist to remove dust, etc., in the replaced water filters (13, 14, 15).

As shown in FIG. 5, when a pollution source is generated inside the water pipes downstream of the water filters 13, 14, and 15, the user directly uses the cleaning filter 16 (the user can purchase the water) It can be sterilized or disinfected.

14 and 15 are separated from the connectors 10, 11 and 12 while the connector 10 to which the pretreatment filter 13 among the water filters 13, (16).

Therefore, when the button 32 of the head 31 mounted on the front panel of the water purifier A is touched and operated, the raw water flows into the cleaning filter 16 coupled to the first connector 10, The charged functional cleanser is eluted and discharged from the cleaning filter 16.

As an example, the functional cleaning material to be filled in the cleaning filter 16 may be an alkaline cleaning solution, a disinfectant such as EDTA, citric acid, DDS, ammonium citrate, chlorine, or the like.

The cleaning liquid discharged from the cleaning filter 16 passes through the connectors 10, 11 and 12 in order and a part of the cleaning liquid that has passed through the third connector 12 flows into the purified water discharge pipe 18 and the purified water discharge pipe 18 Through the installed water outlet valve (17) and moved to the water outlet cock (23).

At the same time, since the rest of the cleaning liquid that has passed through the third connector 12 is moved along the branch pipe 19 and the cold water discharge pipe 22, the cold water supply valve 28, the cooling module 20, And the cold water outlet valve 21 in this order to the outflow coke 23.

At this time, the flushing valve 24 installed in the domestic water discharge pipe 25 is kept closed.

As described above, after the cleaning filter 16 is connected to the connector 10 to which the pre-processing filter 10 is coupled, the water purifier A is operated while the button 32 provided on the head 31 of the water purifier A is operated, ) Flows into the cleaning filter (16).

A part of the cleaning liquid eluted and discharged from the cleaning filter 16 is transferred to the outflow coke 23 through the purified water discharge pipe 18 while the rest of the cleaning liquid passes through the cold water discharge pipe 22, 23).

 Therefore, the cleaning liquid discharged from the cleaning filter 16 can sterilize or sterilize the bacteria or microorganisms generated inside the purified water discharge pipe 18 and the water outlet valve 17.

At the same time, the cleaning liquid discharged from the cleaning filter 16 sterilizes the bacteria or microorganisms generated in the cold water discharge pipe 22, the cold water intake valve 28, the cooling module 20 and the cold water outlet valve 21 Treated or disinfected.

As described above, in order to clean the interior of the purified water discharge pipe 18 and the cold water discharge pipe 22 due to the elution of the functional cleaning material discharged from the cleaning filter 16 by attaching the cleaning filter 16 to the connector 10 The cold import receiving valve 28 and the cold export accepting valve 21 of the purified water discharge pipe 18 and the cold water discharge pipe 22 of the purified water discharge pipe 18 are connected to the solenoid valve 17a ) 28a, 21a for a certain period of time to discharge the cleaning liquid and the foreign substances and then to close them.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the disclosure as defined in the following claims. As will be understood by those skilled in the art.

10, 11, 12; connector
13, 14, 15; Water filter
16; Cleaning filter
17; Water outlet valve
18; Purified water pipe
19; Branch engine
20; Cooling module
21; Cold water outlet valve
22; Cold water discharge pipe
23; Head cork
24; Flushing valve
25; Domestic water discharge pipe
26; Relief duct
27; Safety valve
28; Valves for cold water intake
29; door
30; Water table

Claims (8)

A water filter that is purified by treating the foreign matter contained in the incoming raw water and is replaceably connected to a connector rotated within an arbitrary angle or connected by a nipple and a hose;
A functional cleaning material for sterilizing or disinfecting germs remaining in the duct on the downstream side of the water filter is filled with water, Cleaning filter;
A purified water discharge pipe through which the purified water passing through the post-treatment filter is moved and the water outlet valve is opened and closed;
A cooling module connected to a branch pipe connected to the purified water discharge pipe and switching the purified water passing through the after-treatment filter to cold water, and a cold water discharge pipe to which a cold water discharge valve is openably /
And an outflow coke for discharging the purified water passing through the water outlet valve or the cold water passing through the cold water outlet valve. The method according to claim 1,
And a flushing valve connected to the downstream side of the branch pipe and being openable for a certain period of time to remove internal dust of the water filter to be replaced when the water filter is replaced, Wherein the water purifier is a water purifier. 3. The method of claim 2,
An inlet is connected to a conduit between the cooling module and the cold water outlet valve and an outlet is openably and closably connected to the relief pipe connected to the domestic water discharge pipe and is opened when a pressure exceeding a certain pressure is generated in the cooling module, And a safety valve for discharging the pressure constant to the living water discharge pipe. The method according to claim 1,
And a flow sensor installed at an arbitrary position on the upstream side of the purified water discharge pipe,
Wherein when the flow sensor is operated for a predetermined period of time when the cold water or purified water does not flow through the outgoing cock, it is determined that the flow sensor is leaked and the flow of raw water into the water filter is blocked. 3. The method of claim 2,
And a solenoid valve mounted on the flushing valve to open the branch pipe when the electric signal is switched from the outside to the ON state,
And the dust discharged from the water filter is discharged through the flushing valve and the domestic water discharge pipe opened by the solenoid valve which is switched to the ON state by the electric signal when the flushing function button is operated after replacing the water filter Wherein the water purifier is a water purifier. The method according to claim 1,
And a solenoid valve mounted on the cold water importing valve and the cold water exporting valve so as to open the purified water discharge pipe and the cold water discharge pipe when the electric power is switched from the outside to the ON state,
The cold water supply valve and the cold water discharge valve are opened by the solenoid valve which is switched to the ON state by an electric signal when the normal export accepting button or the cold air export accepting button is operated And the purified water purified by the water filter is discharged through the outflow coke. 3. The method of claim 2,
When the door is opened by the sensor to replace the water filter, the raw water is prevented from flowing into the raw water by closing the raw water shutoff valve provided on the upstream side of the water filter, Wherein the water is discharged through a discharge pipe for domestic water. The method according to claim 6,
When the button is operated to clean the inside of the purified water discharge pipe and the cold water discharge pipe by discharging the functional cleaning material discharged from the cleaning filter by mounting the cleaning filter on the connector, And the cold import valve and the cold export valve of the cold water discharge pipe are opened for a certain time by the solenoid valve to discharge the cleaning liquid and the foreign substances and then close the clean water.

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