KR20190122412A - filter assembly and Agricultural filter with filter assembly - Google Patents

Abstract

The present invention relates to a filter assembly and an agricultural filter using the same. When washing a disc filter installed inside the filter, the disc filter is easily cleaned by preventing the disc filter from being separated from a filter holder. The filter assembly comprises: an upper case; a lower case; a filter holder; and a holder cap.

Description

Filter assembly and agricultural filter with same {filter assembly and Agricultural filter with filter assembly}

The present invention relates to a filter assembly and an agricultural filter using the same, and more particularly, to clean the disk filter by preventing separation of the disk filter from the filter holder when the disk filter installed in the filter is washed. It relates to a filter assembly that can be quickly coupled to the upper body of the filter and an agricultural filter using the same.

Generally, in order to cultivate crops, agricultural water sprinkled from rivers, ditches, rivers, groundwater, etc. must be supplied as crops, and springs spraying agricultural water, pesticides, and nutrients to crops from pipes carrying agricultural waters. The use of irrigation materials, such as coolers, drip hoses, and drip nozzles, in which nozzles with fine diameters are formed is increasing.

The irrigation material in which the nozzle of the fine diameter is formed as described above is easily clogged by foreign matters contained in agricultural water, which makes it difficult to supply uniform agricultural water.

Therefore, at one end of the pipeline for transporting agricultural water, an agricultural filter for removing foreign matters such as soil and sand contained in the agricultural water supplied and supplying the agricultural water is essential.

The filter used as described above is formed in a variety of configurations, but agricultural filters are mainly used to remove foreign substances contained in agricultural water by using a disk filter, and the configuration of the upper body and the water inlet and drain are formed The structure of the disk filter filter is illustrated in Patent Registration No. 1150959 and Utility Model Registration No. 0438945, which are configured by combining a lower body incorporating a filter holder formed by a plurality of disk filters with an upper body.

First, Patent Registration No. 1150959 shows an upper cylinder formed with a water inlet and a water outlet, a lower cylinder assembled to the upper cylinder, and a lower drain pipe formed therein, and a cylindrical filtration filter assembly assembled into the upper cylinder into upper and lower cylinders. In the agricultural water filter is assembled, the drain valve is assembled to the lower drain pipe,

The upper cylinder is formed inside the female screw pipe communicating with the water outlet, the guide plate is extended to a predetermined distance in the lower axial direction in a tangential direction connected to the outer circumferential surface of the female screw pipe at one side of the water inlet. The filter filter body is an agricultural water filter, characterized in that the female filter is screwed into the male screw pipe formed in the cylindrical filter support of the filter filter body on the top of the filter support body at the bottom of the filter support to form a male screw pipe on the top. And a filter fixing cap which is screwed together with the disk filter to fit the filter support, and the filter fixing cap is combined with the filter support to fix the filter.

Utility Model Registration No. 0458945 is a method for coupling the filtration filter body having the above configuration to the upper body, and having a plurality of support shaft rods outside the filtration inlet in the center of the upper body, and fitted to the filtration inlet at the upper portion of the binding port. The support base is provided with an assembling tube so as to be assembled with the protrusion and the support shaft rod, and the protrusion of the binding hole is fitted into the filtration inlet of the upper body, and the assembly shaft of the binding hole is fastened by a piece to the support shaft rod. It is characterized by the coupling structure of the filter to the upper body of the agricultural water filter.

Conventional agricultural filters having the above-described configuration, but different for each purpose of the invention, the filtration filter body for fixing the filtration filter is provided with a filter fixing cap screwed to the filter support for mounting the disk filter disk filter to the filter support The filter and the filter fixing cap screwed to the filter support to pressurize and fix the disk filter fitted to the filter support.This is to clean the disk filter by opening the filter fixing cap from the filter support and separating and cleaning the disk filter. Reassembly was troublesome and inconvenient.

Patent Registration No. 1150959 Utility Model Registration No. 0458945

The present invention has been made to solve the conventional problems as described above, so that the filter holder is extended from the upper case by separating the filter holder to combine and fix the three disk filter at the time of washing the filter, so that the disk filter does not deviate from the filter holder. It is possible to remove the foreign substances by extending the gap of the disk filter and at the same time the filter holder is coupled to the upper case and the filter holder shrinks to fix the disk filter to filter the foreign matter and propose an agricultural filter using the same. There is a purpose.

In order to achieve the above object, the present invention has an upper case having an inlet and an outlet, a lower case having a filtration filter accommodating portion therein, and a screw portion coupled to the upper case through a plurality of disk filters and coupled to the upper case. Composed of a filter holder and a holder cap for sliding and actuating the disk filter by coupling to the upper portion of the filter holder,

The filter holder combined with the disk filter is coupled to the upper case inside the filtration filter accommodating portion of the lower case, so that the holder cap is pushed down by the filter holder coupling portion of the upper case and lowered from the filter holder to pressurize and fix the disk filter. do.

When the filter assembly is separated from the upper case as described above, the holder cap that pressurizes the disk filter is slid from the disk holder and the position thereof moves so that the space between the disc filters is spaced and the filter assembly is coupled to the upper case. Since the holder cap is pushed down by the coupling amount of the upper case and the disk holder to press the disk filter, the assembly of the filter has a simple advantage.

In addition, if the filter assembly is separated from the upper case, the gap between the disc filter attached to the disc holder is spaced apart, so that the disc filter is prevented from being separated by the disc holder by washing the disc filter with the disc holder assembled. Maintenance is convenient because the filter assembly can be washed while assembled in the filter assembly.

1 is a perspective view showing the filter of the present invention
Figure 2 is an exploded perspective view showing the configuration of the filter of the present invention
Figure 3 is a cross-sectional view showing the internal configuration of the filter of the present invention
Figure 4 is an exploded perspective view showing a filter holder and a holder cap which is the main part of the present invention.
5 is a perspective view showing the filter holder assembly.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, Figure 1 is a perspective view showing the filter of the present invention is shown in Figures 2 and 3 is an exploded perspective view and a cross-sectional view showing the configuration of the filter of the present invention.

According to the present invention, an inlet 11 and an outlet 12 are formed and an upper case 1 to which the filter holder 3 is coupled, and a lower portion to which the filter filter accommodating portion 21 is coupled and coupled to the upper case 1. A filter holder (3) having a case (2) and a set screw (34) coupled through the plurality of disk filters (6) and coupled to the upper case (1) on the upper side, and on the upper part of the filter holder (3). Combination sliding operation and consists of a holder cap (4) for pressing and separating the disk filter (6) in accordance with the coupling amount of the filter holder (3) and the upper case (1).

In the upper case 1, the tubular partition wall 13 having a coupling screw 15 for coupling the filter holder 3 to the inner center thereof protrudes downward, and a discharge passage 14 is formed on the inner side thereof.

In addition, the upper case 1 has a water inlet 11 formed at one side and a water outlet 12 formed at the center of the other side and in the axial direction, and the inlet 11 is formed at the outside of the partition 13 in the upper case 1. In communication with the interior and the outlet 12 is in communication with the inner outlet passage 14 of the partition 13, the outlet 12 is used selectively or at the same time.

In the above, the lower case 2 has a filtration filter accommodating portion 21 therein, forms a foreign material removal hole 22 at the lower portion thereof, and is coupled to the upper case 1 by the case coupling hole 5.

In the above, the filter holder (3) forms a tubular coupler (35) having a fixing screw (34) at the top and a support surface (33) at the bottom, and between the coupler (35) and the support surface (33). The guide bar 31 is formed to form a fixed protrusion 32 to protrude outward on the upper end of the guide bar 31 and the coupling sphere 35, the support surface 33 and the guide bar 31 integrally formed The outer side of the guide bar 31 is composed of a plurality of disk filters 6 are coupled to the guide bar 31 through.

In the above, the holder cap 4 forms a plurality of pairs of slide bars 41 having guide grooves 44 inside the lower surface of the pressure plate 43, and the slide bars 41 protrude downward toward the guide grooves 44. It has a locking portion 42 to.

The filter assembly of the present invention as described above is shown in FIGS. 4 and 5.

In other words, the filter holder 3 of the present invention inserts a plurality of disk filters 6 on the outer circumference and combines the coupling holes 35 on the upper part so as to protrude upward through the inside of the through hole 45 of the holder cap 4. The guide bar 31 of the holder 3 is introduced into the guide groove 44 formed between the slide bars 41 of the holder cap 4, and the locking protrusion 42 and the holder cap 4 are lowered. When the fixing protrusions 32 are in contact with each other, the slide bars 41 on both sides are bent outwardly, and the locking protrusions 42 pass over the fixing protrusions 32 so that the locking protrusions 42 are positioned below the fixing protrusions 32. Since the holder cap (4) is coupled to the filter holder (3) to be sliding, the holder cap (4) is lowered to press or raise the filter to relax the gap of the filter and the sliding operation width is the disc filter ( In close contact with 6), the contraction width is limited, and the expansion width is limited by the contact between the fixing protrusion 32 and the locking protrusion 42.

Therefore, it is preferable that the fixing protrusion 32 has a narrow upper surface and a lower surface is formed in a wide triangle, and the locking protrusion 42 has a wide upper surface and a narrow lower surface.

The filter assembly 7 as described above is a filter assembly by screwing the fixing screw 34 protruding through the through hole 45 of the holder cap 4 to the coupling screw 15 of the upper case (1). (7) is coupled to the upper case (1) and the holder cap (4) is sandwiched between the disk filter (6) and the lower surface of the partition wall 13, the coupling amount of the fixing screw 34 and the coupling screw (15) By pressing the disk filter 6 according to the control to adjust the interval between the disk filter (6) and at the same time the disk filter fitted to the filter holder (3) even if the filter assembly (7) from the upper case (1) In addition to preventing the separation of 6), the separated filter assembly (7) is the distance between the support surface 33, which is the filter coupling portion of the filter holder 3 and the pressure plate 43 by the holder cap (4) is raised and lowered Increase the spacing between the combined disk filter (6) by washing the filter assembly (7) with the disk filter (6) assembled sieve to each It is possible to remove the foreign matter sandwiched between the disk filter (6).

1: upper case 11: inlet
12: outlet 13: bulkhead
14: Exit passage 15: Combined screw
2: lower case 21: filtration filter housing
3: filter holder 31: information bar
32: fixing protrusion 33: support surface
34: set screw 35: coupling sphere
4: holder cap 41: slide bar
42: locking protrusion 43: pressure plate
44: guide groove 45: through hole
5 case coupling port 6 disc filter
7: filter assembly

Claims (4)

A tubular coupler 35 having a fixing screw 34 at the top and a support surface 33 at the bottom thereof, and a plurality of guide bars 31 are formed between the coupler 35 and the support surface 33. The upper end of the guide bar 31 is formed by forming a fixed protrusion 32 to protrude outwards, the coupling sphere 35, the support surface 33 and the guide bar 31 is formed integrally with a plurality of disc filters ( 6) is passed through the guide bar 31 is coupled to the filter holder (3).
Combination of the filter holder 3 by forming a pressing plate 43 on the upper side and a holder cap 4 forming a plurality of pairs of slide bars 41 having guide grooves 44 inside the lower surface of the pressing plate 43. Sphere 35 is projected upward through the through-hole 45 of the holder cap 4 so that the guide bar 31 of the filter holder 3 is formed between the slide bar 41 of the holder cap 4. The filter assembly, characterized in that the holder cap (4) is operated to slide up and down from the filter holder (3) is introduced into the guide groove (44).
The method of claim 1,
The filter holder 3 forms a fixing protrusion 32 projecting outwardly on the upper end of the guide bar 31,
The holder cap 4 forms a locking protrusion 42 protruding toward the guide groove 44 at the lower portion of the slide bar 41 so that the locking protrusion 42 is positioned below the fixing protrusion 32. Filter assembly, characterized in that the holder cap (4) is coupled to the filter holder (3) to limit the sliding operation width.
The method of claim 2,
The fixing protrusion 32 has a narrow upper portion and a lower surface is formed in a wide triangle, and the locking protrusion 42 has a wide upper surface and a narrow lower surface in an inverted triangle.
Inlet 11 and outlet 12 are formed and the upper case (1) to which the filter holder (3) is coupled, and the lower case (2) having a filtration filter accommodating portion 21 therein and coupled to the upper case (1) ), And a filter assembly that combines and fixes a plurality of disk filters (6)
In the agricultural strainer where the filter assembly is coupled to the upper case and the upper and lower cases are combined to accommodate the filter assembly in the lower case:
The coupling bar 35 of the filter holder 3 is projected upward through the inside of the through hole 45 of the holder cap 4 so that the guide bar 31 of the filter holder 3 slides on the holder cap 4. The holder cap 4 is coupled to the filter holder 3 so as to be inserted into the guide groove 44 formed between the bars 41 and positioned below the locking protrusion 42 and the fixing protrusion 32. 4) The sliding assembly has a filter assembly (7) and screw the coupling screw (15) of the fixing screw 34 of the filter holder (3) and the upper case (1) to combine the filter assembly and the upper case and the fixing screw Agricultural filter, characterized in that the holder cap (4) to adjust the amount of pressure of the disk filter (6) in accordance with the coupling amount of the coupling screw (34) and (34).

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