CN220265515U - Filter for household tap water pretreatment - Google Patents

Abstract

The utility model relates to the technical field of filters, and discloses a filter for household tap water pretreatment, which comprises a filter main body, wherein one end of the filter main body is provided with a primary water softening piece, the primary water softening piece comprises a filter pipe, a medicine inlet pipe, a cover plate, a filter screen, a turbine sheet, a connecting shaft, a clamping ring and bolts, the clamping ring is wrapped on the outer surface of the filter pipe, the cover plate is sleeved at one end of the filter pipe, the cover plate is provided with a water inlet hole, the filter screen is arranged inside the filter pipe, and one side wall of the turbine sheet is fixedly provided with the connecting shaft. This domestic formula running water pretreatment of water usefulness's filter, through filter tube, feed pipe, apron, filter screen, turbo piece, connecting axle, joint ring and bolt cooperation use, chemistry pollutants such as reducible aquatic residual chlorine, peculiar smell can effectively improve quality of water and taste, and residual chlorine ball filter core not only has the effect of getting rid of residual chlorine, can also get rid of harmful substance such as colour, peculiar smell and heavy metal in the water.

Description

Filter for household tap water pretreatment

Technical Field

The utility model relates to the technical field of filters, in particular to a household tap water pretreatment filter.

Background

The filter is an indispensable device on a medium conveying pipeline and is usually arranged at the inlet end equipment of a pressure reducing valve, a pressure relief valve and a constant water level valve and other equipment of the square filter. The filter consists of a cylinder body, a stainless steel filter screen, a sewage discharging part, a transmission device and an electric control part.

As disclosed in Chinese patent: publication No.: 202223085717.X, a filter that domestic running water preliminary treatment was used, including the cartridge filter, the outer wall one side fixed mounting of cartridge filter has the inlet tube, the one side that the inlet tube is close to the cartridge filter is provided with the valve, the cartridge filter is close to one side screw thread that the inlet tube is installed the cover, the inner wall one side fixed mounting that the cartridge filter kept away from the cover has the retainer plate, the cover is close to one side fixed mounting of cartridge filter has the sealing washer, but does not filter the running water in advance, and chemical contaminant (like residual chlorine etc.) in the running water is difficult to get rid of, and subsequent filter core can receive great precipitate, particulate matter etc. harm, therefore requires that the filter effect of subsequent filter core is higher, has increased pressure and the use cost of subsequent filter core, and some big granule impurity (like silt, rust etc.) in the running water probably can gather in subsequent filter core, leads to the filter core to blockking up, influences the normal use of whole filter.

Disclosure of Invention

The utility model aims to provide a household tap water pretreatment filter for solving the problems in the background technology.

The embodiment of the application adopts the following technical scheme:

the utility model provides a filter that domestic running water preliminary treatment was used, includes the filter main part, filter main part one end is provided with preliminary gentle water spare, and preliminary gentle water spare includes filter tube, feed pipe, apron, filter screen, turbine piece, connecting axle, joint ring and bolt, and the joint ring wraps up at the surface of filter tube, and the apron cup joints in the one end of filter tube, has seted up the inlet port on the apron, and the filter screen is installed in the inside of filter tube, and the side wall of turbine piece is fixed with the connecting axle, and the feed pipe is fixed at the side wall of filter tube;

the inside of filter main part is provided with filter unit, and filter unit includes first cartridge filter, second cartridge filter, third cartridge filter and fourth cartridge filter and is used for supplementary filter unit's booster pump, high-low pressure switch and fixed hangers, and fixed hangers are used for mounting this filter unit, and a plurality of water inlets have been seted up to one side of filter main part, and the hose on the filter tube runs through the water inlet and is connected with filter unit, and high-low pressure switch passes through the circuit and is connected with the booster pump, and the booster pump passes through the hose intercommunication with filter unit.

Preferably, the first filter cartridge, the second filter cartridge, the third filter cartridge and the fourth filter cartridge are connected in order from large to small.

Preferably, the first filter cartridge and the second filter cartridge are both wrapped with activated carbon filter elements.

Preferably, the third filter cartridge is internally wrapped with an ultrafiltration membrane filter core.

Preferably, the ceramic filter element is wrapped in the fourth filter cartridge.

Preferably, the filter screen is a residual chlorine ball filter screen.

The above-mentioned at least one technical scheme that this application embodiment adopted can reach following beneficial effect:

when the filter is used, through the cooperation of the filter tube, the medicine feeding tube, the cover plate, the filter screen, the turbine blade, the connecting shaft, the clamping ring and the bolt, chemical pollutants such as residual chlorine and peculiar smell in water can be reduced, water quality and taste can be effectively improved, the residual chlorine ball filter element not only has the effect of removing residual chlorine, but also can remove harmful substances such as color, peculiar smell and heavy metal in water, and because the position of the residual chlorine ball filter element is relatively forward, larger particles can be screened out before further filtration, the filter element work of the middle layer is optimized, the service life of the filter element is longer, and the turbine blade is used in the filter tube. The turbine blade accelerates the speed of water filtration, and the time and the volume of water passing through the filter cartridge are reduced, thereby accelerating the speed of water passing through the filter screen, improving the filtration efficiency, saving electricity and protecting environment, reducing the time of water passing through the filter cartridge, reducing the exposure time of the filter screen in water, and prolonging the service life.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic diagram of a main view of a filter tube according to the present utility model;

FIG. 3 is a schematic diagram of a filter tube analysis structure according to the present utility model;

FIG. 4 is a schematic view of a front view of a turbine blade according to the present utility model;

fig. 5 is a schematic view of a filter body according to the present utility model.

In the figure: the filter comprises a filter main body 1, a water inlet 101, a booster pump 102, a high-low pressure switch 103, a fixed hanging lug 104, a cover plate 2, a first filter cartridge 3, a second filter cartridge 301, a third filter cartridge 302, a fourth filter cartridge 303, a filter pipe 4, a medicine inlet pipe 401, a cover plate 402, a water inlet 403, a filter screen 404, a turbine blade 405, a connecting shaft 406, a clamping ring 5 and bolts 501.

Detailed Description

For the purposes, technical solutions and advantages of the present application, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

The following describes in detail the technical solutions provided by the embodiments of the present application with reference to the accompanying drawings.

Example 1: referring to fig. 1, 2, 3, 4 and 5, a filter for domestic tap water pretreatment comprises a filter main body 1, wherein one end of the filter main body 1 is provided with a primary water softening piece, the primary water softening piece comprises a filter pipe 4, a medicine inlet pipe 401, a cover plate 402, a filter screen 404, a turbine sheet 405, a connecting shaft 406, a clamping ring 5 and a bolt 501, the clamping ring 5 is wrapped on the outer surface of the filter pipe 4, the clamping ring 5 is connected with one side wall of the filter main body 1 through the bolt 501 in a threaded manner, the clamping ring 5 is fixed with one side wall of the filter main body 1, the cover plate 402 is sheathed at one end of the filter pipe 4, the cover plate 402 is provided with a water inlet hole 403, the filter screen 404 is arranged in the filter pipe 4, one side wall of the turbine sheet 405 is fixed with a connecting shaft 406, the outer ring of the bearing is fixed with the middle position of the filter screen 404, the connecting shaft 406 and the turbine sheet 405 are rotated smoothly by using the bearing, the filter screen 404 is a residual chlorine ball filter screen, the medicine inlet pipe 401 is fixed on one side wall of the filter pipe 4, a filter assembly is arranged in the filter main body 1 and comprises a first filter cylinder 3, a second filter cylinder 301, a third filter cylinder 302, a fourth filter cylinder 303, a booster pump 102 for assisting the filter assembly, a high-low voltage switch 103 and a fixed hanging lug 104, the fixed hanging lug 104 is used for mounting the filter assembly, one side of the filter main body 1 is provided with a plurality of water inlets 101, a hose on the filter pipe 4 penetrates through the water inlets 101 and is connected with the filter assembly, the high-low voltage switch 103 is connected with the booster pump 102 through a circuit, the booster pump 102 is communicated with the filter assembly through a hose, the first filter cylinder 3, the second filter cylinder 301, the third filter cylinder 302 and the fourth filter cylinder 303 are connected in sequence from large to small to form a multi-stage filter system, the tap water is filtered more deeply, the inside of the first filter cartridge 3 and the inside of the second filter cartridge 301 are both wrapped with active carbon filter elements for removing pollutants such as organic compounds in the water, the inside of the third filter cartridge 302 is wrapped with an ultrafiltration membrane filter element, the filter membrane filter element can filter micro pollutants such as bacteria, viruses and particles with the diameter within the range of 0.01-0.001 microns, the inside of the fourth filter cartridge 303 is wrapped with a ceramic filter element, and the ceramic filter element can be used for filtering micro impurities, silt, rust and the like, so that the filter effect and the water quality improving effect are good.

When in use, tap water enters the filter tube 4 through the water inlet holes 403, and relatively large particulate matters are degraded through the pre-inserted filter screen 404, so that the burden of the first filter cartridge 3, the second filter cartridge 301, the third filter cartridge 302 and the fourth filter cartridge 303 is lightened, the service life of the filter element is prolonged, and the water impacts the turbine blades 405 to accelerate the water flow when passing through. Then, tap water enters the first filter cartridge 3 and is filtered by the second, third and fourth filter cartridges (301, 302, 303), so that suspended matters, peculiar smell, chemical pollutants, bacteria and other impurities are removed, and the water quality is improved. In this process, each filter cartridge has its specific filter core material and pore size to achieve an effective filtration effect, and the booster pump 102 is controlled by the high-low pressure switch 103 to discharge the filtered water.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims (6)

1. The utility model provides a filter that domestic running water preliminary treatment was used, includes filter main part (1), its characterized in that, filter main part (1) one end is provided with preliminary gentle water spare, preliminary gentle water spare includes filter tube (4), advance medicine pipe (401), apron (402), filter screen (404), turbine piece (405), connecting axle (406), joint ring (5) and bolt (501), joint ring (5) parcel is in the surface of filter tube (4), apron (402) cup joint in the one end of filter tube (4), water inlet (403) have been seted up on apron (402), filter screen (404) are installed in the inside of filter tube (4), one side wall of turbine piece (405) is fixed with connecting axle (406), advance medicine pipe (401) to fix in one side wall of filter tube (4);

the inside of filter main part (1) is provided with filter unit, filter unit includes first cartridge filter (3), second cartridge filter (301), third cartridge filter (302) and fourth cartridge filter (303) and is used for assisting filter unit's booster pump (102), high-low pressure switch (103) and fixed hangers (104), fixed hangers (104) are used for carrying this filter unit, a plurality of water inlets (101) have been seted up to one side of filter main part (1), hose on filter tube (4) runs through water inlet (101) and is connected with filter unit, high-low pressure switch (103) are connected with booster pump (102) through the circuit, booster pump (102) are through hose intercommunication with filter unit.

2. The filter for domestic running water pretreatment according to claim 1, wherein said first filter cartridge (3), second filter cartridge (301), third filter cartridge (302) and fourth filter cartridge (303) are connected in order from large to small.

3. The filter for domestic running water pretreatment according to claim 1, wherein the inside of said first filter cartridge (3) and the inside of said second filter cartridge (301) are both wrapped with activated carbon filter elements.

4. The filter for domestic running water pretreatment according to claim 1, wherein an ultrafiltration membrane core is wrapped inside said third filter cartridge (302).

5. A filter for domestic running water pretreatment according to claim 1, characterized in that said fourth filter cartridge (303) is internally wrapped with a ceramic filter element.

6. The filter for domestic pretreatment of running water according to claim 1, wherein said filter screen (404) is a residual chlorine ball filter screen.