JP5020510B2 - Water purifier - Google Patents

Description

  The present invention relates to a water purifier that purifies raw water such as tap water using activated carbon, ion exchange materials, or the like.

In this type of water purifier, there is a simple water purifier that is compactly attached to a faucet of a household water supply. Patent Document 1 shows an example of a switching water purifier. This switchable water purifier includes a switching valve that connects a raw water inlet connected to a tap of a water supply to a raw water outlet and a purified water supply port by a lever operation, and a purified water outlet. It consists of a filter detachably connected to the supply port.
On the other hand, as shown in Patent Document 2, there is a flowing water purifier directly connected to a tap. This flowing water purifier is provided with a cartridge type water purifier, and its internal structure will be described with reference to FIG.
The cartridge housing unit 100 includes a cylindrical case 101 and a lid 102 attached to the upper part of the cylindrical case 101. In the cylindrical case 101, a filter medium cartridge 103 and a hollow fiber cartridge 104, which are divided into a plurality of filtration chambers A, B, and C by partition walls, are accommodated. A water supply pipe 108 communicating with the water purification outlet 110 of the hollow fiber cartridge 104 is provided in the lid 102. A water supply port 109 is provided in the base 105 at the bottom of the cylindrical case 101. A hose 106 is attached to the water supply port 109, and the other end of the hose 106 is connected to a faucet (not shown). In addition, the arrow in a figure shows the flow direction of flowing water.

In the conventional water purifier having the above-described configuration, raw water supplied to the water supply port 109 via the hose 106 passes through the filtration chambers A, B, and C of the filter medium cartridge 103 and further flows through the hollow fiber cartridge 104 to be filtered. Is done. Then, the filtered purified water flows out from the purified water outlet 110 to the water pipe 108 and is discharged from the water outlet 107 of the water pipe 108. When used for a long time, the filter cartridge 103 and the hollow fiber cartridge 104 become dirty due to water stains and the like. Therefore, the lid 102 is removed, and the used filter medium cartridge 103 and the hollow fiber cartridge 104 are taken out and replaced with a new cartridge. It has a structure.
Japanese Patent Laid-Open No. 9-174041 JP-A-8-257559

  However, the conventional water purification unit has a cartridge detachment structure in which only the filter cartridge 103 and the hollow fiber cartridge 104 of the cartridge housing unit 100 are detachable, and the water supply pipe 108 remains attached to the lid 102 inside. It was a fixed structure in which the water pipe 108 was not replaced. For this reason, there has been a problem that scales and bacteria accumulate in the pipe of the water supply pipe 108 through which water not containing residual chlorine passes from the water purification port or in the vicinity of the water purification outlet 110. In particular, there is a problem that germs propagate through the lid 102 near the tip of the water pipe 108 that is easily exposed to the atmosphere, and germs propagate. In addition, the water supply pipe 108 needs to be disassembled from the lid 102 and the laboriousness is required to clean the inside of the relatively thin water supply pipe 108.

  The present invention has been made in view of the above-described conventional situation, and an object of the present invention is to provide a hygienic water purifier that can be kept clean from scales and germs.

  This invention is made in order to achieve the said subject, and the 1st form of this invention is the purified water which purified while circulating the to-be-purified water (raw water) introduced from the inflow port from an outflow port. In a water purification apparatus having a purified water section to be sent out, a box-shaped housing for reversibly storing the purified water section, and a water pipe for discharging the purified water in communication with the outlet, the start end of the water pipe is The water pipe is connected to the outlet and integrated with the water purification unit, a cladding tube having a base end attached to the box-shaped casing or the water purification unit is provided, and the water pipe is inserted into the cladding tube The water purifier is configured such that the water discharge port of the water pipe protrudes outward from the opening at the front end of the cladding tube, and the water purifier and the water pipe can be integrally replaced with the box-shaped casing.

According to a second aspect of the present invention, in the first aspect, a nozzle portion in which a start end of the water supply pipe is fitted to the outlet of the water purification portion is provided.
The base end portion is composed of a hollow holder portion that covers the nozzle portion, the distal end surface of the hollow holder portion is placed on the outer peripheral portion of the nozzle portion, and the placement state is externally fitted to the hollow holder portion. It is a water purifier formed by fixing and holding with a fastening member and forming a sealed space that seals the starting end portion by the hollow portion of the hollow holder portion.

  According to a third aspect of the present invention, in the first or second aspect, the water supply pipe is made of a flexible hose, and the water purifying section is formed by fitting a start end of the flexible hose to the nozzle portion. And the water purifier which integrated the said water pipe.

  According to a fourth aspect of the present invention, in the second or third aspect, the mounting state of the hollow holder portion is held non-rotatable around an axis by fastening of the fastening member, and the turning of the cladding tube It is a water purification apparatus in which the water purification unit is provided to be rotatable about an axis by an operation.

  According to a fifth aspect of the present invention, in the second or third aspect, the mounting state of the hollow holder part is held so as to be rotatable about an axis by a turning operation of the cladding tube, and the water purification part is It is the water purifier provided so that rotation around an axis is impossible.

  The 6th form of this invention is a water purifier which attached the makeup | decoration cap part which covers the said connection part to the said box-shaped housing | casing detachably in any one of the said 1st-5th forms.

  According to a seventh aspect of the present invention, in any one of the first to sixth aspects, the water purification unit includes a synthetic resin container, and the synthetic resin container and the water supply pipe are integrally molded to form the water supply pipe. Is a water purifier that communicates with the outlet.

  According to an eighth aspect of the present invention, in any one of the third to sixth aspects, the crimping is performed so that the start end is crimped to the nozzle portion on the outer periphery of the start end of the flexible hose fitted to the nozzle portion. It is the water purifier which provided the member.

  According to a ninth aspect of the present invention, in any one of the first to eighth aspects, the water purification unit includes an exchangeable cartridge including a filtration member that filters and purifies the water to be purified. It is a water purifier for purifying by circulating water in the filtration member.

  A tenth aspect of the present invention is the water purifier according to the ninth aspect, wherein the filtration member is made of one or more of a hollow fiber, a ceramic membrane, activated carbon, or an ion exchange material.

  An eleventh aspect of the present invention is the water purifier according to any one of the first to tenth aspects, wherein the water supply pipe and the cladding pipe are made of a flexible material.

  According to the 1st form of this invention, the base end is attached to the said box-shaped housing or the said water purifying part, connecting the starting end of the said water feeding pipe to the said outflow port, integrating the said water feeding pipe with the said water purifying part. The water pipe is inserted into the cladding pipe, the water outlet of the water feeding pipe protrudes to the outside from the front end opening of the cladding pipe, and the water purification unit and the water feeding pipe are formed in the box-shaped casing. Since the water supply pipe integrated with the water purification section can be replaced at the same time when replacing the water purification section, the water supply pipe can be replaced without any accumulation of scales and bacteria. In addition, it is possible to obtain purified water while keeping the purified water part always clean. In addition, when the integrated water pipe and the water purification unit are attached, the water outlet of the water pipe protrudes outside from the opening at the front end of the cladding pipe. In other words, there is no risk that the droplets are propagated and remain in the vicinity of the tip opening, in other words, there is no possibility that various germs propagate in the vicinity of the water outlet, and a water purifier excellent in hygiene can be realized. The cladding tube according to the present invention is not limited to a tubular shape in which the water feeding tube is coated as an inner tube. For example, the water feeding tube is an inner tube like the lid 102 disclosed in Patent Document 2. The cover form to be provided is included.

  According to the 2nd form of this invention, the nozzle part by which the starting end of the said water pipe is fitted is provided in the said outflow port of the said water purification part, The said base end part consists of a hollow holder part which covers the said nozzle part. The front end surface of the hollow holder portion is placed on the outer peripheral portion of the nozzle portion, and the placement state is fixedly held by a fastening member fitted on the hollow holder portion, so that the hollow portion of the hollow holder portion As a result, a sealed space for sealing the starting end portion is formed, so that the sealed space formed on the inner side of the hollow holder portion is fitted with a fitting state between the starting end of the water pipe and the nozzle portion. It can be fixed and held by the fastening member. That is, by forming the sealed space according to this embodiment, the integrated holding structure of the water purification unit and the water pipe can be easily assembled with a simple configuration, and the assembly workability can be improved. A simple structure can also reduce the assembly material cost.

  According to the 3rd form of this invention, the said water pipe consists of flexible hoses, the start end of the said flexible hose was fitted to the said nozzle part, and the said water purification part and the said water pipe were integrated. Therefore, the integrated structure of the water purification unit and the water pipe can be easily assembled with a simple configuration, and the assembly workability can be improved and the assembly material cost can be reduced with the simple structure.

  According to the 4th form of this invention, in the said 2nd or 3rd form, the mounting state of the said hollow holder part is hold | maintained non-rotatably around an axis | shaft by the fastening of the said fastening member, Since the water purification unit is provided so as to be able to rotate about an axis by a rotation operation, the water purification unit rotates together with the cladding tube by rotating the cladding tube, and a water discharge port of the water feeding tube is arbitrarily provided. It is possible to realize a water purifier having excellent use characteristics that can be moved to this position.

  According to the 5th form of this invention, in the said 2nd or 3rd form, the mounting state of the said hollow holder part is hold | maintained so that rotation around an axis is possible by rotation operation of the said cladding tube, and the said water purification Since the part is provided so as not to rotate around the axis, a water purifier having excellent usage characteristics can be realized by turning the cladding tube to move the water outlet of the water pipe to an arbitrary position. be able to.

  According to the sixth aspect of the present invention, since the decorative cap portion covering the connecting portion is detachably attached to the box-shaped housing, the attachment portion at the start end of the water pipe is not directly exposed to the outside air. Thus, it is possible to realize a water purifier capable of performing a cleaner water purification process without causing contaminants such as dust and germs floating in the atmosphere to adhere to or accumulate on the connecting portion.

  According to the seventh aspect of the present invention, the water purification unit is made of a synthetic resin container, and the synthetic resin container and the water pipe are integrally molded so that the water pipe communicates with the drain port. A water purifier having an integrated structure in which the water purifier and the water pipe can be attached and detached with one touch can be realized.

  According to the eighth aspect of the present invention, since the crimping member for crimping the start end to the nozzle portion is provided on the outer periphery of the start end of the flexible hose fitted to the nozzle portion, the water purification unit and It is possible to realize a water purifier having an integrated structure in which the water pipes are integrated easily and inexpensively and can be attached and detached with one touch.

  According to the ninth aspect of the present invention, the water purification unit is composed of a replaceable cartridge including a filtration member that filters and purifies the water to be purified, and distributes the water to be purified in the filtration member. Since it purifies | cleans, the water purifier which integrated the cartridge-type said water purification part and the said water pipe can be implement | achieved.

  According to the 10th form of this invention, since the said filtration member consists of one or more of a hollow fiber, a ceramic membrane, activated carbon, or an ion exchange material, it is excellent in water purification performance and can produce and process clean water cleanly. An apparatus can be realized. Examples of the ion exchange material include an ion exchange resin and an ion exchanger.

  According to the eleventh aspect of the present invention, the water supply pipe and the cladding pipe are made of a flexible material. For example, a soft resin hose and a bellows-type metal flexible pipe are provided on each of the water supply pipe and the cladding pipe. By using the tube, it is possible to realize a convenient water purifier with excellent operability, in which the water outlet of the water pipe can be directed in an arbitrary direction. As the flexible material of the cladding tube, a net-like member obtained by knitting a metal wire or the like into a mesh shape can also be used.

Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 shows the appearance of a water purifier according to an embodiment of the present invention. As shown in the figure, this water purifier has a substantially cylindrical box body 1 having a reduced diameter portion 2 at the top. A decorative cap portion 3 is detachably attached to the top of the reduced diameter portion 2 by screwing engagement. A bellows-type metal flexible tube 5 extends outward from the top of the decorative cap portion 3. The flexible tube 5 covers the water supply hose 6 by inserting the water supply hose 6 into the tube. A water supply hose 4 extends outward from a base 15 at the bottom of the case body 1. In the case body 1, a water purification unit that purifies the raw water introduced from the water supply hose 4 while circulating it and sends the purified water to the water outlet 7 through the water supply hose 6 is housed in a replaceable manner. The case body 1 is attached to the base 15 by screwing the screw part 29 inside the lower end of the case body 1 and screwing the screw part 29 to the screw part 30 on the base 15 side.
FIG. 4 shows the tip of the water supply hose 6 of this water purifier. The distal end of the flexible tube 5 is fitted into the recess 81 of the distal end cap 8 by forced fitting. The flexible tube 5 and the tip cap 8 constitute the cladding tube of the present invention. The water discharge port 7 of the water supply hose 6 protrudes outward by 1 to 2 cm from the open end 82 of the tip cap 8. The water supply hose 6 is made of a soft synthetic resin, and can be moved in an arbitrary direction by being mounted in the bellows type flexible tube 5, thereby improving the use characteristics. The container member such as the case body 1 is made of a resin member that can be manufactured in large quantities at a low cost.

FIG. 2 shows a longitudinal section of this water purifier. FIG. 3 is a view showing the internal structure of the upper portion of the reduced diameter portion 2.
The water purification unit is composed of a synthetic resin cartridge that houses a filtration member, and this cartridge comprises an upper part 11, a central part 9 and a bottom part 10. The upper part 11 is formed integrally with the central part 9, and the bottom part 10 is formed with a threaded part detachably from the central part 9. The upper portion 11, the central portion 9 and the bottom portion 10 accommodate hollow fiber, activated carbon, and ion exchange resin filtration members, respectively. The upper part 11 located in the reduced diameter part 2 is reduced in diameter from the central part 9 so that the flow rate of the purified water that has passed through the central part 9 increases. The hollow fiber filtration member used for the upper part 11 consists of, for example, a hollow ultrafine fiber body bundle. For the ultrafine fiber body, a porous fiber material having a large number of pores on the side wall is suitable for filtering fine impurities and microorganisms such as bacteria. By removing the bottom part 10, the upper part 11 and the center part 9 can be filled with a filtration member. A lower portion of the bottom 10 is connected to a base 15 and a raw water inlet 14 is opened.

  A nozzle portion 16 is formed at the top of the upper portion 11. A purified water outlet 23 is provided at the center of the nozzle 16, and a nozzle 24 communicating with the outlet 23 is provided. By fitting the start end of the water supply hose 6 to the nozzle 24, the water supply hose 6 and the water purification unit are integrated. As described above, the water supply hose 6 is set to such a length that the water discharge port 7 of the water supply hose 6 protrudes outward from the open end 82 of the tip cap 8 by 1 to 2 cm. As a result, the effect of draining in the vicinity of the spout 7 does not cause a drop to remain in the vicinity of the open end 82 of the tip cap 8, and it is possible to prevent germs from growing in the vicinity of the spout 7 and to improve the cleanliness. Can be maintained. The fitting state of the start end of the water supply hose 6 is held by the crimping member 21. FIG. 5 (5 </ b> A) shows the crimping member 21. The crimping member 21 is made of a synthetic resin cylindrical body having an inner diameter smaller than the starting end of the water supply hose 6 fitted to the nozzle 24, and has a notch 28 formed on the side surface. The crimping member 21 is externally fitted so as to cover the start end of the water supply hose 6 fitted to the outer periphery of the nozzle 24, so that the start end of the water supply hose 6 is crimped to the outer periphery of the nozzle 24, and the fitted state is caused by the resin elastic force of the crimping member 21. Holding. (5B) of FIG. 5 shows another example of a crimping member that crimps the water feed hose 6 starting end to the outer periphery of the nozzle 24. The crimping member 30 is made of a single ring-shaped metal wire 35 having an inner diameter smaller than the starting end of the water supply hose 6 fitted to the nozzle 24, and knobs 31 and 32 are formed at both ends of the wire 35. Small rings 33 and 34 are formed on the knobs 31 and 32 so as to be easily picked with fingers. According to the crimping member 30, the inner diameter of the metal wire 35 is expanded by pressing the knobs 31, 32, the water supply hose 6 is inserted, and the water supply hose fitted on the outer periphery of the nozzle 24 is fitted so as to cover the end. Thus, the starting end of the water supply hose 6 can be crimped to the outer periphery of the nozzle 24, and the fitting state can be maintained by the spring elastic force of the metal wire 35. For the crimping member of the present invention, a coiled metal or an elastic resin material wound in multiple layers, an elastic clamp that sandwiches the outer periphery of the starting end of the water supply hose 6, or the like can be used.

A holding mechanism for holding the integrated structure will be described in detail with reference to FIG. A metallic hollow holder 19 having a diameter larger than that of the tube main body is integrally attached to the distal end of the proximal end portion 18 of the flexible tube 5. The proximal end portion 18 including the metallic hollow holder portion 19 is fixed to the flexible tube 5 by welding. The distal end of the proximal end portion 18 of the flexible tube 5 may be integrated and fixed to the hollow holder portion 19 by force fitting. The lower end surface of the hollow holder portion 19 is placed on the outer peripheral portion of the upper surface of the nozzle portion 16 so as to cover the nozzle 24. With this mounting state, the hollow portion of the hollow holder portion 19 covers the fitted state of the water supply hose 6 starting end held by the crimping member 21, and a sealed space is formed that seals the starting end portion. In a state where the hollow holder portion 19 is placed on the outer peripheral portion of the nozzle portion 16, the fastening nut 20 is externally fitted to the hollow holder portion 19, and is screwed to the engaging protrusion 17 on the side surface of the nozzle portion 16. The fastening force of the fastening nut 20 can be applied by the engagement between the flange portion 22 of the fastening nut 20 and the shoulder portion of the hollow holder portion 19.

The central part 9 and the bottom part 10 below the water purification part are attached to a rotational bearing part 31 at the upper part of the base 15 so as to be rotatable around the central axis of the raw water inlet 14. As described above, the proximal end portion 18 of the flexible tube 5 is integrally connected to the water purifying portion via the hollow holder portion 19 by the fastening nut 20, and the mounting state of the hollow holder portion 19 is the center. The water purification part is provided so as to be rotatable about a central axis by being held so as to be unrotatable about an axis and rotating the flexible tube 5. Therefore, by turning the flexible tube 5, the water purification unit rotates together with the flexible tube 5, and the water outlet 7 of the water supply hose 6 can be moved to an arbitrary position. In other words, it is possible to realize a water purifier having excellent use characteristics by the holding structure in which the water supply hose 6 does not come off the nozzle 24 even if the flexible tube 5 and the water supply hose 6 are moved in various directions. In addition, the sealed space formed inside the hollow holder part 19 is internally fitted with the fitting state of the water supply hose 6 and fixedly held by the fastening action of the fastening nut 20, so that the water supply hose 6 and the water purification part are connected. The integrated holding structure can be assembled easily and easily, and the assembly workability can be improved, and the assembly material cost can be reduced by the simple structure.
In addition, the said water purification part is attached to the base 15 so that rotation around an axis is impossible, and the bearing part (not shown) which hold | maintains the hollow holder part 19 rotatably is provided in the upper part 11 of the said water purification part. Thereby, you may make it move the spout 7 of the water supply hose 6 to arbitrary positions by rotating the flexible tube 5 without rotating the said water purification part.

In this embodiment, since the water purification part and the water supply hose 6 are made integrally replaceable with respect to the case body 1, when the water purification part is replaced, the water supply hose 6 is also removed by one touch at the same time, and then integrated. The new water purification unit and the new water supply hose can be easily replaced, and the purified water can be obtained while keeping the water supply hose 6 and the water purification unit in a clean state without any accumulation of scales and bacteria. In addition, when the water purification hose 6 is attached to the integrated water supply hose 6, the water discharge port 7 of the water supply hose 6 protrudes to the outside from the front end opening of the front end cap 8. In other words, the droplets do not remain in the gap in the vicinity of the tip opening due to the capillary phenomenon, and in other words, there is no possibility that various germs propagate around the water outlet 7, and a water purifier excellent in hygiene can be realized.
Further, by attaching the decorative cap portion 3 to the reduced diameter portion 2 so as to be detachable at the connecting portion between the water supply hose 6 and the water purification portion in the upper holding structure, the attachment portion of the water supply hose 6 starting end is directly exposed to the outside air. As a result, contaminants such as dust and germs floating in the atmosphere do not adhere and accumulate, and a cleaner water purification process becomes possible. On the back side of the opening portion of the decorative cap portion 3, a guide protrusion 25 that supports the flexible tube 5 base end portion 18 is projected.

  In the water purifier having the above-described configuration, when replacing the filter medium of the water purification unit, the base end portion 18 of the flexible tube 5 is pulled out by removing the decorative cap unit 3 and releasing the fastening nut 20. The covering state of the fitting state of the water supply hose 6 starting end can be opened, and further, by pulling out the flexible tube 5, the state where the water supply hose 6 and the water purification unit are integrated is exposed. And if the engagement state of the case body 1 and the base 15 is cancelled | released and the case body 1 is removed, since the water purification part will be in the state which can be replaced | exchanged, the cartridge replacement | exchange operation | work of a filtration member can be performed by one touch.

  It is needless to say that the present invention is not limited to the above-described embodiment, and includes various modifications and design changes within the technical scope without departing from the technical idea of the present invention.

  ADVANTAGE OF THE INVENTION According to this invention, it can apply to the flowing-water-type water purifier which can replace a filtration member, and can provide the water purifier which is easy in replacement workability with a simple structure, and excellent in the sanitary aspect.

It is an external view of the water purifier which concerns on embodiment of this invention. It is a longitudinal cross-sectional view of the said water purifier. It is an expanded sectional view which shows the internal structure of the diameter reducing part 2. It is sectional drawing which shows the front-end | tip part of the water supply hose 6. FIG. It is a figure which shows the crimping | compression-bonding member 21 and its modification. It is a longitudinal cross-sectional view of the conventional water purifier.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Case body 2 Reduced diameter part 3 Cosmetic cap part 4 Water supply hose 5 Flexible tube 6 Water supply hose 7 Water outlet 8 Tip cap 9 Center part 10 Bottom part 11 Upper part 12 Mounting nozzle 14 Raw water inlet 15 Base 16 Nozzle part 17 Engagement protrusion Part 18 Base end part 19 Hollow holder part 20 Clamping nut 21 Crimping member 22 Gutter part 23 Outlet 24 Nozzle 25 Guide projection 26 Inflow path 28 Notch 29 Screwing part 30 Screwing part 31 Rotating bearing part 81 Recessed part 82 Opening End 100 Cartridge housing portion 101 Cylindrical case 102 Lid 103 Filter medium cartridge 104 Hollow fiber cartridge 105 Base 106 Hose 107 Water outlet 108 Water supply pipe 109 Water supply port 110 Water purification outlet A to C Filtration chamber

Claims (11)

A purified water section for sending purified water purified from the outlet while circulating the purified water introduced from the inlet, a box-shaped housing for storing the purified water in a replaceable manner, and communicating with the outlet In the water purification apparatus having the water supply pipe for discharging the purified water, a cladding tube having a base end attached to the box-shaped casing or the water purification unit is provided, and the water supply pipe is inserted into the cladding pipe, The water purifier is characterized in that the water outlet is protruded to the outside from the opening at the front end of the cladding tube, and the water purification section and the water supply pipe can be integrally replaced with the box-shaped casing. Provided at the outlet of the water purification unit is a nozzle part into which the starting end of the water pipe is fitted, the base end is a hollow holder part covering the nozzle part, and the tip surface of the hollow holder part is the nozzle part The closed state is held by a fastening member that is externally fitted to the hollow holder part, and a sealed space that seals the starting end part is formed by the hollow part of the hollow holder part. The water purifier according to claim 1. The said water supply pipe | tube consists of flexible hoses, The start end of the said flexible hose was fitted to the said nozzle part, and the said water purification part and the said water supply pipe | tube were integrated. Water purification device. The mounting state of the hollow holder portion is held non-rotatable around the axis by fastening of the fastening member, and the water purification portion is provided so as to be rotatable around the axis by a turning operation of the cladding tube. Item 5. A water purifier according to any one of Items 2 and 3. The mounting state of the hollow holder part is held so as to be rotatable around an axis by the turning operation of the cladding tube, and the water purification part is provided so as not to be rotatable around the axis. The water purifier according to crab. The water purifier according to any one of claims 1 to 5, wherein a makeup cap portion covering the base end is removably attached to the box-shaped housing. The water purification apparatus according to any one of claims 1 to 6, wherein the water purification unit is made of a synthetic resin container, and the synthetic resin container and the water supply pipe are integrally formed to allow the water supply pipe to communicate with the outlet. . The water purifier in any one of Claims 3-6 which provided the crimping | compression-bonding member which crimps | bonds the said start end to the said nozzle part in the outer periphery of the start end of the said flexible hose fitted by the said nozzle part. The said water purification part consists of an exchangeable cartridge containing the filtration member which filters and purifies the said to-be-purified water, distribute | circulates the to-be-purified water in the said filtration member, and purify | cleans. The water purifier of description. The water purifier according to claim 9, wherein the filtering member is made of one or more of a hollow fiber, a ceramic membrane, activated carbon, or an ion exchange material. The water purifier according to any one of claims 1 to 10, wherein the water supply pipe and the cladding pipe are made of a flexible material.

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