CN220443359U - Filter element with anti-blocking function for water purification - Google Patents

Abstract

The utility model relates to a water purifying filter element with an anti-blocking function, which is characterized by comprising a filter element body, a bottom plate, PP cotton, a connecting cover, a second filter cartridge, a water inlet pipe, a water outlet pipe and a first filter part, wherein the lower end of the filter element body is connected with the bottom plate; the utility model adopts threaded screw connection to facilitate disassembly and cleaning and installation of impurities.

Description

Filter element with anti-blocking function for water purification

Technical Field

The utility model relates to the technical field of water purification, in particular to a water purification filter element with an anti-blocking function.

Background

The water purifier is a water purifying device for purifying water quality, and in the purification process, physical purification modes such as filtration, adsorption, reverse osmosis and the like without adding chemical substances are mostly used, the filtration system of the existing water purifier mainly utilizes a reverse osmosis membrane and PP cotton to filter, water firstly removes suspended matters, particulate matters, rust, sediment and the like in the water through the PP cotton and is planted, when the water passes through an RO membrane in a high-pressure state by means of a booster pump, the RO membrane can intercept impurities, heavy metals and other components in the water, ensure that water molecules, mineral ions and the like beneficial to human bodies can pass through, and further realize the effect of purifying the water,

however, when the filter element containing PP cotton in the existing water purifying equipment is used for purifying and filtering, impurities in water easily block the PP cotton, so that the purifying effect is affected, the filter element is blocked, the PP cotton needs to be replaced frequently, and the use cost is increased.

Disclosure of Invention

According to the technical problems, the utility model provides a filter element with an anti-blocking function for water purification, which is characterized by comprising a filter element body, a bottom plate, PP cotton, a connecting cover, a second filter cartridge, a water inlet pipe, a water outlet pipe and a first filter part, wherein the lower end of the filter element body is connected with the bottom plate, a water outlet arranged on the bottom plate is connected with the water outlet pipe, the PP cotton is embedded and connected in the filter element body, the upper end of the filter element body is in threaded connection with the connecting cover, the second filter cartridge is arranged at the central position of the connecting cover, the first filter part is arranged in the central position of the connecting cover, and the first filter part is connected with the water inlet pipe,

the first filtering part consists of an outer cylinder, a connecting block, a fastening screw, a first filtering cylinder, a spring and a lower cover, wherein the moving grooves arranged on two sides of the upper end of the outer cylinder are respectively connected with the protruding parts of the lower end of the connecting block, the front end of the connecting block stretches into a groove arranged on the connecting cover, the connecting block is fixed on the outer cylinder through the fastening screw, the first filtering cylinder is arranged in the outer cylinder, the bottom of the first filtering cylinder is in threaded connection with the lower cover, the side surface of the upper end of the first filtering cylinder is connected with one end of the spring, the other end of the spring is connected to the inner wall of the outer cylinder,

the lower cover is provided with a filtering hole,

the water inlet pipe is connected to the inside of the outer cylinder.

The utility model has the beneficial effects that:

according to the utility model, the first filter cartridge and the second filter cartridge are arranged, so that the twice filtration of water quality can be finished, the blockage problem of PP cotton is greatly reduced, the first filter cartridge is subjected to primary filtration, impurities are blocked and accumulated at the bottom of the first filter cartridge, the water pressure acts on the bottom of the filter cartridge to push the first filter cartridge to axially slide along the outer cylinder, water can still flow out from the filter holes on the side wall of the filter cartridge, and the problem of slow water inflow caused by the blocking of the bottom of the filter cartridge by the accumulation of the impurities is avoided;

the connecting cover is in threaded connection on the filter element body, the outer barrel is connected to the connecting cover and the lower cover is in threaded connection with the bottom of the first filter cartridge through the connecting block and the fastening screw, and the impurity cleaning and the installation are carried out through convenient disassembly.

Drawings

FIG. 1 is a schematic diagram showing the overall internal structure of a water purifying cartridge with anti-blocking function according to the present utility model;

FIG. 2 is a schematic diagram of structure A of a water purifying filter element with anti-blocking function;

FIG. 3 is a schematic diagram of a B structure of a water purifying filter element with anti-blocking function;

FIG. 4 is a schematic C-shaped structure of a water purifying filter element with an anti-blocking function;

the following figures are shown: 1. the filter element comprises a filter element body, a bottom plate, 3.PP cotton, 4, a connecting cover, 5, a second filter cartridge, 6, a water inlet pipe, 7, a water outlet pipe, 81, an outer cylinder and 811, a movable groove, 82, a first filter cartridge, 821, a lower cover, 83, a spring, 84, a connecting block and 85, and fastening screws.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Example 1

As shown in fig. 1, the lower end of the filter element body 1 is connected with a bottom plate 2, a water outlet arranged on the bottom plate 2 is connected with a water outlet pipe 7, PP cotton 3 is embedded and connected in the filter element body 1, the upper end of the filter element body 1 is connected with a connecting cover 4 in a threaded manner, a second filter cartridge 5 is arranged at the central position of the connecting cover 4,

as shown in fig. 2, 3 and 4, the water inlet pipe 6 is connected to the inside of the outer cylinder 81, the moving grooves 811 provided at both sides of the upper end of the outer cylinder 81 are respectively connected with the lower end protruding parts of the connecting block 84, the front end of the connecting block 84 is extended into the groove provided on the connecting cover 4, the connecting block 84 is fixed to the outer cylinder 81 by fastening screws 85, the first filter cartridge 82 is provided in the outer cylinder 81, the bottom of the first filter cartridge 82 is in threaded connection with the lower cover 821, the lower cover 821 is provided with filter holes, the upper end side surface of the first filter cartridge 82 is connected with one end of the spring 83, and the other end of the spring 83 is connected to the inner wall of the outer cylinder 81.

Example 2

When the utility model is used, the water inlet pipe 6 sends water into the first filter cartridge 82, the first filter cartridge 82 performs primary filtration, the primary filtration has more impurities, if the impurities in the water accumulate on the lower cover 821 at the bottom of the first filter cartridge 82, the water pressure coming in again can act on the bottom of the first filter cartridge 82, so that the first filter cartridge 82 moves downwards along the outer cylinder 81 axis, the water continues to flow out of the filter holes on the side wall of the first filter cartridge 82, the problem of slow water inflow caused by the accumulation of impurities blocking the bottom of the filter cartridge is avoided, the water passing through the first filter part completes the secondary filtration on the first filter cartridge 5 connected through the connecting cover 4, the blocking problem of PP cotton can be greatly reduced through the secondary filtration,

when the filter cartridge is required to be cleaned, the connecting cover 4 is in threaded connection with the filter cartridge body 1, the connecting cover 4 is conveniently detached and taken down, then the fastening screw 85 is unscrewed, the limit of the connecting block 84 is released, the limit of the outer cylinder 81 is completed, the part of the connecting block 84 extending into the connecting cover 4 is moved out, the outer cylinder 81 can be taken out, then the lower cover 821 of the first filter cartridge 5 and the second filter cartridge 82 is respectively cleaned up, the disassembly is convenient, and the cleaning is convenient.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. Various components mentioned in the present utility model are common in the art, and it should be understood by those skilled in the art that the present utility model is not limited by the above embodiments, and the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications can be made in the present utility model without departing from the spirit and scope of the utility model, which is defined in the claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (3)

1. The utility model provides a filter core for water purification with prevent stifled function, its characterized in that includes filter core body, bottom plate, PP cotton, connecting cover, second cartridge filter, inlet tube, outlet pipe, first filter part, the bottom plate is connected to filter core body lower extreme, the delivery port department and the outlet pipe connection that set up on the bottom plate, the inside PP cotton of being connected of inlaying of filter core body, the upper end and the connecting cover threaded connection of filter core body, the second cartridge filter is installed to the central point department of connecting the cover, the inside first filter part that sets up of central point department of connecting the cover, first filter part and water piping connection.

2. The water purification filter element with anti-blocking function according to claim 1, wherein the first filtering part comprises an outer cylinder, a connecting block, a fastening screw, a first filtering cylinder, springs and a lower cover, wherein the moving grooves arranged on two sides of the upper end of the outer cylinder are respectively connected with the protruding parts of the lower ends of the connecting blocks, the front ends of the connecting blocks extend into the grooves arranged on the connecting covers, the connecting blocks are fixed on the outer cylinder through the fastening screw, the first filtering cylinder is arranged in the outer cylinder, the bottom of the first filtering cylinder is in threaded connection with the lower cover, the side surface of the upper end of the first filtering cylinder is connected with one end of each spring, and the other end of each spring is connected to the inner wall of the outer cylinder.

3. The water purifying cartridge with anti-clogging function according to claim 2, wherein the lower cover is provided with a filter hole.