KR20110007542A - Carbon-filter device of water purifier - Google Patents

Abstract

PURPOSE: A carbon filter with improved water purifying performance is provided to form bidirectional flow paths on upper and lower sides by a partition wall, thereby increasing efficiency of purifying water. CONSTITUTION: A partition wall(13) is formed inside a housing(10). The partition wall divides the inner space of the housing. The partition wall forms flow paths(11,12). A lower cap(20) forms a flow path space. If original water vertically moves along with the flow path, the original water is purified.

Description

Carbon filter for water purifier with improved water purification performance {Carbon-filter device of water purifier}

The present invention relates to a carbon filter, and more particularly, to a carbon filter for a water purifier having a structure that can simplify the structure and the manufacturing process and increase the water transport path, thereby improving the water purification performance and at the same time reducing the manufacturing cost. .

In general, a water purifier is installed in homes or offices to remove harmful components or odors contained in raw water supplied from a water supply pipe through a filter and convert them into cold or hot water to drink clean water.

In the water purifier, a plurality of filters are provided to remove harmful substances. In general, the water purifier includes a sediment filter and a pretreatment carbon filter that performs a filtering function by adsorption by micropores of the carbon block. -Carbon filter, post-carbon filter, membrane filter (UF-Membrane Filter) and UV filter (UV filter) are optionally provided. Raw water passes through each filter sequentially, Ingredients and odors are removed and finally converted to clean water and discharged. As described above, filters having various kinds of functions are provided inside the water purifier, and each filter removes various foreign substances contained in raw water.

The sediment filter is composed of a non-woven fabric to perform the function of filtering foreign matter of relatively small particles such as sand or mud, and the carbon filter removes chlorine-containing particles or odors contained in raw water using carbon as a main raw material. In addition, the membrane filter is formed of a plurality of pores of very small diameter to perform the function of removing foreign matter or harmful substances.

1 and 2 are a cross-sectional view and an exploded perspective view showing a carbon filter according to the prior art.

Referring to the drawings, a general carbon filter according to the related art has a through-shaped outer housing 1 and a through-shaped inner housing 2 fastened inside the outer housing 1 and a lower portion of the outer housing 1. It consists of a lower cap (3) for sealing. At this time, a predetermined interval for moving the raw water is formed between the outer housing 1 and the inner housing 2, and the openings (1a, 1b) for the inflow and outflow of raw water are respectively formed on the upper side of the outer housing (1) Is formed. In addition, the inner space of the inner housing (2) is filled with activated carbon (4) for purifying the moving raw water, the upper side is provided with a non-woven fabric filter material (5), the lower side of the circular for moving the raw water The porous network 6 is provided with a plurality of holes.

The raw water obtained through the inlet 1a by the above structure moves downward along the flow path between the outer housing 1 and the inner housing 2, and from the lower side to the inner housing 2. As it moves, it is purified by the activated carbon 4 and the filter medium 5 while moving along the flow path inside the inner housing 2 and discharged to the outside through the outlet 1b.

However, in the carbon filter having the above structure, the body of the filter is composed of the outer housing 1 and the inner housing 2 separately, and when manufacturing the carbon filter, the housings 1 and 2 must be manufactured and fastened separately. A separate packing process using the O-ring 7 is required to maintain the sealed state when the housings 1 and 2 are fastened.

Therefore, the carbon filter according to the related art has a problem that the structure is complicated, the overall assembly process is difficult, and the manufacturing cost is increased accordingly.

In addition, the activated carbon 4 for purifying the raw water is filled only in the inner space of the inner housing 2, so that only the raw water passes through the inner housing 2, and thus the purification efficiency is reduced by the short flow path length. The problem of deterioration occurs.

Carbon filter according to the prior art has a housing constituting the body is formed separately from the outer housing and the inner housing, the structure and assembly process is complicated, the manufacturing cost is increased, and the flow path for purifying raw water has a short structure There are problems that reduce the efficiency of water purification.

The present invention has been proposed to solve the above problems, the body of the carbon filter is integrally formed to reduce the manufacturing cost by a simple structure and assembling process, to form a long-term purification of raw water purification as long as purified water An object of the present invention is to provide a carbon filter for a water purifier having a structure capable of increasing the efficiency of the filter.

The present invention for achieving the above object is a carbon filter for water purifier filled with activated carbon in the housing, the cylindrical housing, the inner space inside the housing to partition the two sides to form a flow path (流 路) The partition wall is integrally formed in the longitudinal direction, the inlet and the outlet of the raw water is formed at a position corresponding to each of the flow path in the upper portion of the housing, the lower portion of the housing is projected rounded downward in the hemispherical shape at the lower side of the housing to move the raw water The lower cap forming the flow path space for sealing is fusion-bonded while sealing the inner space of the housing, so that the structure is simple and the raw water moves in the vertical direction along the flow path to improve the water purification efficiency of the raw water It is characterized by.

In the above-described configuration, the lower edge of the lower cap is characterized in that the flange for fastening to the water purifier body is formed extending along the outer wall.

In the above-described configuration, the upper end of the flow path of the housing is provided with a non-woven filter material for filtering foreign matter contained in the raw water, the lower end of the flow path of the housing to facilitate the movement of the raw water and to prevent the flow of the activated carbon Characterized in that the porous network is provided with a plurality of incision holes are formed.

In the carbon filter for water purifier of the present invention, the partition wall forming the flow path is integrally formed with the housing in the housing, thereby simplifying the structure and manufacturing process, thereby reducing the manufacturing cost of the filter. That is, the carbon filter according to the prior art is composed of the outer housing and the inner housing separately, and after installing the nonwoven fabric, activated carbon, and porous network in the inner housing, the inner housing must be fastened again to the outer housing, and the O-ring for sealing Although the demanding packing process used is indispensable, the carbon filter of the present invention forms a flow path by an integral type, which greatly simplifies the structure and manufacturing process.

In addition, even with a simple structure, a flow path through which raw water is purified is formed longer, and the efficiency of purified water can be improved. That is, in the carbon filter according to the related art, the flow path is formed only in one direction by the inner housing, but the carbon filter of the present invention has the same size as the flow paths in the lower and upper directions are formed by the partition wall formed integrally inside the housing. The water purification action is also performed at twice the length of the housing, and the efficiency of water purification can be significantly improved.

The technical problem achieved by the present invention and the practice of the present invention will be apparent from the preferred embodiments described below. The following examples are merely illustrative of the present invention and are not intended to limit the scope of the present invention. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 is a cross-sectional view showing a carbon filter according to an embodiment of the present invention, Figure 4 is an exploded perspective view showing a carbon filter according to an embodiment of the present invention.

Referring to the drawings, the carbon filter for a water purifier according to the embodiment of the present invention has a housing 10 and a lower cap 20 coupled to seal the inside of the housing at the lower portion of the housing 10 constitutes the main body of the filter. The inside of the housing 10 is filled with activated carbon 30 for purifying raw water, and a filter medium 40 and a porous network 50 are provided in the upper and lower portions of the housing 10.

Looking at this in more detail, the housing 10 has a hollow cylindrical shape in which the lower part is opened and the upper part is closed, and the partition wall 13 partitioning the inner space in both the left and right sides in the housing 10 in the longitudinal direction is formed. It is formed integrally with the housing 10.

The partition wall 13 divides the inner space of the housing to form flow paths 11 and 12 for moving raw water in the vertical direction, and the lower end of the housing 10 is formed by a lower cap 20 to be described later. The bottom end of the partition 13 is formed to be spaced apart from the lower cap 20 at a predetermined interval to form a flow path space 22 in which raw water flows from one flow path 11 to the other flow path 12. .

On the other hand, openings 14 and 15 for entering and exiting raw water are formed in an upper portion of the housing, and a central portion corresponding to each passage in upper portions of the passages 11 and 12 on both sides of the housing formed by the partition wall 13 is provided. The outlet 14 through which the raw water is supplied and the outlet 15 through which the raw water is purified are discharged. The raw water obtained through the inlet 14 flows downward along one side flow path 11 of the housing 10, and flows into the other flow path 12 through the flow path space 22 formed at the lower end of the housing 10. It moves, and flows upward along the flow path 12 again and exits the housing 10 through the outlet 15, and the purified water is made through the up and down flow process.

The housing 10, in which the partition 13 and the raw water inlet and outlet 14 and 15 are integrally formed, may be formed by injection molding or the like, thereby simplifying the structure and simplifying the manufacturing process. You can save money.

The lower cap 20 is configured to seal the lower end of the housing, the center portion secures a space 22 for moving the raw water to one side of the flow path, the edge is to be attached to the water purifier body (not shown) The flange 21 is formed. The flow path space 22 has a hemispherical shape in which a central portion protrudes downward, and the flange 21 is formed by extending an outer wall of a lower lower cap 20 of a circular shape, and having a circular cross section so as to correspond to a water purifier. It is configured to be fastened to a bracket (not shown) formed in the body. At this time, the shape of the flange 21 of the lower cap may be appropriately modified to a shape corresponding to the bracket (not shown) formed in the water purifier body.

Here, the housing 10 and the lower cap 20 is preferably made of a synthetic resin material harmless to the human body, the lower cap 20 is sealingly coupled to the lower end of the housing 10 by a method such as fusion.

On the other hand, the housing 10 is provided with a filter member for purifying the incoming raw water, in general, in the carbon filter, activated carbon is filled in the interior space of the housing.

In the carbon filter according to the exemplary embodiment of the present invention, the inner space of the housing 10 is partitioned to both sides by the partition wall 11 to form the flow paths 11 and 12. As shown in FIG. Activated carbon 30 is filled in the spaces 11 and 12.

That is, the raw water introduced from the upper side of the housing 10 is configured to move to the upper side again after moving to the lower side, and at this time, both water flow paths (11, 12) in the process of water purification action. Therefore, since the flow path in which the water purification action is performed with respect to the housing of the same size is formed twice as long, the efficiency of water purification can be further improved.

In addition, the housing 10 is provided with a filter medium 40 for removing foreign matter contained in the raw water. The filter medium 40 may be a nonwoven fabric made of a fiber material such as polyflopropylene, and is provided on an upper portion of a flow path of the housing 10 through which raw water flows in and out. The filter medium 40 removes foreign substances in raw water and prevents activated carbon 30 from flowing along the raw water.

In addition, the lower portion of the flow path of the housing 10 is provided with a porous network 50 is formed with fine holes for moving the raw water, to prevent the activated carbon 30 flows during the movement of the raw water, the raw water flow path 11 In the configuration to be able to move smoothly to the other side of the flow path, a plurality of finely cut slit-shaped holes 51 in the flat panel is formed radially. The slit hole 51 of the porous network 50 is a plurality of radially formed in the flat panel with a diameter of about 0.3mm so that the raw water passes smoothly but the activated carbon 30 does not pass. In addition, a flow path space 22 formed by the lower cap 20 is formed below the number of the porous networks 50 fastened thereto.

As described above, in the carbon filter according to the embodiment of the present invention, the housing constituting the main body is integrally formed to form a flow path through which raw water moves even with only one housing. The assembly process is easy to reduce the manufacturing cost of the carbon filter.

In addition, since the water purification action is made through a relatively long flow path for the housing of the same size can improve the efficiency of water purification for raw water.

Although the embodiments of the present invention have been described with reference to the present invention, those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom.

1 is a cross-sectional view showing a carbon filter according to the prior art,

Figure 2 is an exploded perspective view showing a carbon filter according to the prior art,

3 is a cross-sectional view showing a carbon filter according to an embodiment of the present invention;

Figure 4 is an exploded perspective view showing a carbon filter according to an embodiment of the present invention.

** Description of symbols for the main parts of the drawing **

10: housing

11, 12: Euro

13: bulkhead

14: inlet

15: outlet

20: lower cap

21: flange

30: activated carbon

40: filter medium

50: porous network

Claims (3)

In the carbon filter for water purifier filled with activated carbon inside the housing, A cylindrical housing, in which the partition partitions internal spaces on both sides to form a flow path, which is integrally formed in the longitudinal direction, and an inlet and an outlet of raw water are formed in each of the flow paths. Formed at the corresponding position, The lower cap of the housing is fused and coupled while sealing the inner space of the housing, the lower cap which forms a flow path space for moving the raw water is formed by the center portion is projected rounded downward in the hemispherical shape, A carbon filter for a water purifier, characterized in that the structure is simple and the raw water moves along the flow path in the vertical direction to improve the water purification efficiency of the raw water. The method of claim 1, The lower edge of the lower cap is a carbon filter for water purifier, characterized in that the flange for fastening to the water purifier body is formed extending along the outer wall. The method according to claim 1 or 2, The upper end of the flow path of the housing is provided with a non-woven filter material for filtering foreign matter contained in raw water, And a porous network having a plurality of radial slit holes formed at the lower end of the flow path of the housing to facilitate the movement of raw water and to prevent the flow of activated carbon.

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