JP3627639B2 - Water purifier cartridge - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention is a resource recycling type water purifier cartridge.
[0002]
[Prior art]
As a conventional resource recycling type water purifier cartridge, a water purifier cartridge in which an inner cylinder in which activated carbon is interposed between membrane-shaped first and second filter media is provided upstream of a ceramic membrane filter (JP-A-6-15258). No. Gazette).
This invention is intended to regenerate the ceramic membrane filter by chemicals or heat treatment, and to remove and replace the filter medium and activated carbon, but to remove these ceramic membrane filter, filter medium, etc., remove the cap from the outer cylinder, There is a drawback that it takes time and effort that it becomes possible only after removing the aluminum plate, the pressing member and the like.
[0003]
Similarly, there is an invention of a water purifier for a shower in which a cartridge for a filter medium and a cartridge for a fragrance layer are put inside a container (Japanese Patent No. 2984811). In this case, the upper container and the lower container are stopped by a fixing member and the lid is closed, and since the opening is performed by removing the fixing member and rotating the upper container halfway, it is relatively easy to attach and detach the cartridge itself. Both the cartridge for the filter medium and the cartridge for the fragrance layer are fixed with the upper and lower lids having a small hole as the water permeable portion, so that the used cartridge cannot be opened, so the cartridge is separated from the filter medium and the fragrance. However, it is configured to be discarded as it is, and has a structure in which the cartridge cannot be used as a recycled raw material and the filter medium and the fragrance filled in the cartridge cannot be recycled.
[0004]
As a technique of using two layers of cartridges, the invention of a two-stage simple water purifier in which a cartridge is partitioned with a non-woven fabric and a coarse activated carbon layer and a fine activated carbon layer are filled in two upper and lower layers (Japanese Patent Laid-Open No. Hei 10-2010). 24287) and a two-way water purifier invention (Japanese Patent Laid-Open No. 11-179346) in which a granular activated carbon layer and a hollow fiber membrane filter layer are stacked and filled in a cartridge are disclosed. In addition, it takes a lot of time to attach and detach, and it has a disposable structure in which it is difficult to take out the activated carbon layer or the hollow fiber membrane from the cartridge, making it unsuitable as a resource recycling type cartridge.
In addition, there is an invention of a water purifier (Japanese Patent Laid-Open No. 11-347539) in which purified water and two kinds of active water cartridges are arranged in parallel as an easy removal of the cartridge from the water purifier, but this cartridge is easy to replace. However, since it is tightly sealed, it is difficult to take out the used filter medium, so that it is not suitable for reusing the cartridge and the filter medium.
[0005]
[Problems to be solved by the invention]
As a result of various researches, the present inventors have made it possible to attach and detach a cartridge easily, and to obtain a two-layer cartridge that facilitates the opening of a used cartridge and makes it easy to discard or recycle water purification material and active water material. It was concluded that it is better to fix the inner lid of the upper and lower two-layer cartridge connected to the lower layer cartridge so that it can be easily opened.
[0006]
[Means for Solving the Problems]
The present invention consists of two detachably connected upper and lower cartridges filled with water purification material or active water material, and the upper layer cartridge is filled with water purification material or active water material without using a bottom cover, while the lower layer cartridge Is a cartridge for a water purifier that is filled with a water purification material or a water purification material so that a water passage hole is opened in the upper lid and the upper lid is pressed and intermittently drilled along the outer periphery to cut and open. is there. The contents of the present invention will be described below with reference to the drawings.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is an exploded perspective view of a cartridge for water purifier according to the present invention, and FIG. 2 is a side view with the same part cut away.
In the figure, reference numeral 1 denotes an upper layer cartridge made of a material such as metal, synthetic resin, ceramics or the like. The upper layer cartridge 1 fixes a small cylindrical hollow fiber membrane cylinder 11 in which an upper lid 111 and a bottom lid 112 are fixed to a small-diameter cylindrical portion 113, an upper lid 121 and a large-diameter cylindrical portion 122, and a bottom lid. The large cylindrical type purified water material cylinder 12 is fixed so as to exhibit a side-viewing convex appearance in a configuration that does not use.
[0008]
A water hole 114 is formed in the upper lid 111 of the hollow fiber membrane cylinder 11, from which water subjected to purified water treatment is discharged.
The hollow fiber membrane cylinder 11 and the purification water material cylinder 12 are fixed by opening a hole having the same diameter as the outer diameter of the hollow fiber membrane cylinder 11 in the upper lid 121 of the purification water material cylinder 12, and the hollow fiber membrane from the hole. Most of the cylinder 11 is inserted into the purified water material cylinder 12.
The hollow fiber membrane cylinder 11 is filled with a hollow fiber membrane 2, and the purified water purification material cylinder 12 is filled with a purified water material 3, preferably an activated water material 31, composed of a purified water material or an activated water material.
Examples of the water purification material of the water purification material 3 used in the present invention include activated carbon, compressed activated carbon, silver-added activated carbon, activated carbon fiber, ion exchange resin, ion exchange fiber and the like.
In addition, as the active water material 31, minerals containing elements such as mineral components useful for the human body, animal and plant fossils, ceramics, charcoal, etc., such as calcium, magnesium, sodium, potassium, zinc, phosphorus, iron, manganese, copper, molybdenum, Ore that contains selenium, nickel, chromium, lithium, cobalt, vanadium, etc., and can be eluted in water, for example, synthetic zeolite such as mediolite, bakuhanite, diatomaceous earth, natural zeolite, silver zeolite, coral sand, pyrite, limon steel , Magnetite, marble, charcoal, bamboo charcoal and the like, or a mixture of two or more.
An appropriate number, preferably 2 or more, and more preferably 2 above the tube portion 113 in the purified water material cylinder 12 of the hollow fiber membrane cylinder 11, that is, in the vicinity of the upper lid 121 of the purified water material cylinder 12. The water passage hole 115 is opened, and the water that has passed through the purified water column 12 through the water passage hole 115 flows into the hollow fiber membrane cylinder 11.
[0009]
The upper layer cartridge 1 communicates with the lower layer cartridge 4 so as to be detachable. The lower layer cartridge 4 is formed by fixing an upper lid 41 having an appropriate number of water passage holes 411 and a bottom lid 42 having an appropriate number of water passage holes 421 fixed to the upper and lower ends of the cylindrical portion 43, respectively. The water purification material 5, preferably the water purification material 51, which is composed of an active water material or a water purification material, is filled between the inside of the upper lid 41 and the non-woven fabric 44 laid on the inner surface of the bottom lid 42.
In addition, what is necessary is just to use the thing similar to the water purification material and the active water material 31 of the said water purification material 3 as the material of the water purification material 51 of the said water purification material 5 and an active water material.
[0010]
The upper lid 41 is provided with a plurality of cuts 412 that are intermittently drilled along the outer periphery thereof. When the upper lid 41 is pressed, a portion between the cuts 412 and the cuts 412 is cut and easily opened. Is made.
In addition, a bottom 45 of a tub shape is attached to the lower surface of the bottom lid 42 so as to cover the water passage hole 421, and a water supply pipe 451 is attached to the bottom 45.
Raw water such as tap water is fed into the cartridge through this water pipe 451.
[0011]
The upper layer cartridge 1 and the lower layer cartridge 4 can be detachably connected by wrapping a part of the belt-like ring 6 around one of the upper and lower layer cartridges 1, 4, for example, by means of ultrasonic welding or the like. The remaining portion, for example, the lower half or the upper half may be locked to another cartridge 4 or 1. In this locking, the inner peripheral surface of the remaining portion of the ring 6 fixed to the cartridge 1 or 4 is formed into an uneven shape, and the outer peripheral surface of the cylindrical portion 43 or 122 of the cartridge 4 or 1 that is locked to the ring 6 Alternatively, the concave / convex 431 or 123 may be formed so as to engage with the concave / convex, and the cartridge 4 or 1 may be fitted into the ring 6 to be engaged.
[0012]
The lower layer cartridge 4 is used by being inserted into and engaged with a substantially frustoconical pedestal 7, and an appropriate number of convex members 432 are intermittently attached to the outer peripheral surface of the lower portion of the lower layer cartridge 4. On the other hand, the convex member 71 is intermittently attached to the inner peripheral surface of the pedestal 7 so as to engage with the convex member 432 to form the concave and convex portions, and the convex members 432 and 71 are engaged. It is only necessary to fit in.
[0013]
The cartridge for water purifier of the present invention has the structure as described above and is used as follows.
First, the upper half or the lower half of the ring-shaped ring 6 is fitted on the open end of either the upper layer cartridge 1 or the lower layer cartridge 4 and fixed by, for example, ultrasonic welding.
Next, the hollow fiber membrane tube 11 is filled with the hollow fiber membrane 2, the purified water column 12 is filled with the purified water material 3, preferably the activated water material 31, and the exposed surface of the purified water material 3 is covered with a nonwoven fabric 44. The cartridge 1 and the lower layer cartridge 4 in which the purified water material 5, preferably the purified water material 51, is filled in the cylindrical portion 43, the nonwoven fabric 44 is placed on the surface of the purified water material 5, and the upper lid 41 is fitted thereon. And half of the ring-shaped ring 6 on the unfixed free end side is externally fitted so as to cover the joint, and the irregularities on the inner peripheral surface of the ring and the outer periphery of the cylindrical portion 43 or 122 of the cartridge 4 or 1 The surface unevenness 431 or 123 is engaged.
[0014]
The upper and lower layer cartridges 1 and 4 combined in this way are fitted into the pedestal 7 so that the convex member 432 of the lower layer cartridge 4 and the convex member 71 of the pedestal 7 are engaged with each other, and then the outer side is covered appropriately. Cover the design cover member (not shown in the figure) so that it fits into the pedestal 7, and attach a flexible hose to the water hole 114 of the upper lid 111 of the upper cartridge 1 and a water supply hose to the water supply pipe 451 of the lower cartridge 4. The vessel is completed.
[0015]
Water that has reached the water supply pipe 451 of the lower layer cartridge 4 via a water supply hose connected to a water source such as a water tap is sequentially filled in the bottom 45 of the trough and passes through the water passage hole 421 of the bottom lid 42 and then the nonwoven fabric 44. The water is raised to rise in the purified water material 5, preferably the purified water material 51, to be purified.
The purified water treatment, preferably purified water, ascends and passes through the nonwoven fabric 44, then the water passage hole 411 of the upper lid 41, and further the nonwoven fabric 44 on the upper lid 44, and reaches the upper layer cartridge 1.
[0016]
The water that has reached the inside of the upper cartridge 1 rises and passes through the purified water material 3 filled in the purified water material cylinder 12, preferably the activated water material 31, and is subjected to the purified water treatment, preferably the activated water treatment. It enters the inside through a water passage hole 115 opened in the tube portion 113 of the membrane cylinder 11, is purified by the hollow fiber membrane 2, and sequentially supplies water for drinking through the water hole 114 of the upper lid 111 and the flexible hose. Is done.
[0017]
When the purified water materials 3 and 5 have reached the end of their service life after being used for a predetermined period in this way, the upper and lower layer cartridges 1 and 4 are removed from the pedestal 7 and replaced with new replacement upper and lower layer cartridges 1 and 4. .
The used upper and lower layer cartridges 1 and 4 removed from the pedestal 7 are used to separate the used clean water-purifying materials 3 and 5. That is, the ring 6 and the upper layer cartridge 1 or the lower layer cartridge 4 can be easily disengaged by turning them upside down.
The purified water material 3 is taken out from the upper layer cartridge 1 separated in this way, and the upper lid 41 of the lower layer cartridge 4 is pressed to cut between the cuts 412 and 412 of the upper lid 41 so that the cuts 412 and 412 are aligned. Then, the upper lid 41 is opened and the purified water material 5 is taken out.
Recycled materials such as activated carbon that have been taken out are subjected to a recycling process, and materials that are not compatible with the recycling process such as ore pieces are discarded.
Moreover, the upper and lower layer cartridges 1 and 4 after removing the purified water materials 3 and 5 are used as recycled raw materials.
【The invention's effect】
The cartridge for water purifier of the present invention is easy to attach to and detach from the pedestal, and the cartridge is made separable up and down, and the inner lid of the separated cartridge can be easily opened. There is an advantage that it is possible to easily and promptly carry out the use as a regenerated raw material and the process of taking out, separating and regenerating or discarding the used clean watering material.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view of a cartridge for water purifier according to the present invention.
FIG. 2 is a partially cutaway side view of a cartridge for water purifier according to the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Upper layer cartridge 11 Hollow fiber membrane cylinder 111 Top lid 112 Bottom lid 113 Cylinder part 114 Water hole 115 Water passage hole 12 Purified water material cylinder 121 Upper lid 122 Cylinder part 123 Concavity and convexity 2 Hollow fiber membrane 3 Purified water material 31 Active water material 4 Lower layer cartridge 41 Top lid 411 Water passage hole 412 Cut 42 Bottom lid 421 Water passage hole 43 Tube portion 431 Concavity and convexity 432 Convex member 45 Bottom portion 451 Water pipe 44 Non-woven fabric 5 Purified water material 51 Water purifier material 6 Ring 7 Base 71 Convex member

Claims (1)

It consists of two upper and lower cartridges that are detachably connected to be filled with water purification material or active water material. The upper layer cartridge is filled with water purification material or active water material without using the bottom lid, while the lower layer cartridge has its upper lid. A water purifier cartridge that is filled with an active water material or a purified water material so that a water passage hole is opened and the upper lid is pressed to cut open through intermittent cuts along the outer periphery.

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