CN217854733U

CN217854733U - Filter for ultrapure water preparation machine

Info

Publication number: CN217854733U
Application number: CN202221976827.2U
Authority: CN
Inventors: 陈万欣; 魏宏海; 陈建龙; 李龙飞
Original assignee: Luoyang Minkang Biological Engineering Co ltd
Current assignee: Luoyang Minkang Biological Engineering Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-22
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a filter for an ultrapure water preparation machine, which comprises a shell, wherein a partition plate is arranged in the shell and divides an inner cavity of the shell into an upper cavity and a lower cavity; the upper part of the shell is provided with a liquid inlet pipe corresponding to the upper cavity, the upper end opening of the shell is provided with an upper cover, the lower end opening of the shell is provided with a lower cover, and the lower cover is provided with a liquid outlet pipe; the inner part of the shell is respectively provided with a first filter element and a second filter element corresponding to the upper cavity and the lower cavity, a pipe fitting penetrating through the partition plate is arranged in the axis direction of the first filter element, the pipe fitting is correspondingly communicated with the upper cavity and the lower cavity, and the lower end of the pipe fitting extends into the lower cavity and is provided with a positioning plate for tightly pressing and fixing the second filter element. The utility model has simple structure, can carry out twice filtration, has more efficient filtration, and reduces the volume by integrally installing the first filter element and the second filter element in the shell; the upper cover and the lower cover are both in threaded connection with the shell, so that the filter core I and the filter core II are convenient to replace.

Description

Filter for ultrapure water preparation machine

Technical Field

The utility model relates to an ultrapure water preparation technical field specifically is a ultrapure water is filter for preparation machine.

Background

The water purifier is a water purifying device for purifying water. Physical purification modes such as filtration, adsorption, reverse osmosis and the like are mostly used in the purification process. The filtration system of current water purification machine adopts the multistage filtration, for example tertiary filtration, five-stage filtration etc. adopt different filters in different positions, and a filter only installs a filter core that corresponds, and different filters establish ties each other, and it is great to occupy the volume to make whole ultrapure water preparation machine need great installation space, the use place receives the restriction, and follow-up various filter core change are more troublesome moreover, waste time and energy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the existing defects and providing a filter for an ultrapure water preparation machine, which has simple structure, can carry out twice filtration, has more efficient filtration, and reduces the volume by integrally installing a first filter element and a second filter element in a shell; the upper cover and the lower cover are both in threaded connection with the shell, so that the filter element is convenient to replace, subsequent ultrapure water preparation is convenient, and the problems in the background art can be effectively solved.

In order to achieve the above object, the utility model provides a following technical scheme: a filter for an ultrapure water preparation machine comprises a shell, wherein a partition plate is arranged in the shell and divides an inner cavity of the shell into an upper cavity and a lower cavity; a liquid inlet pipe is arranged at the upper part of the shell corresponding to the upper cavity, an upper cover is arranged at an opening at the upper end of the shell, a lower cover is arranged at an opening at the lower end of the shell, and a liquid outlet pipe is arranged on the lower cover; the inner part of the shell is respectively provided with a first filter element and a second filter element corresponding to the upper cavity and the lower cavity, a pipe fitting penetrating through the partition plate is arranged in the axis direction of the first filter element, the pipe fitting correspondingly communicates the upper cavity and the lower cavity, and the lower end of the pipe fitting extends into the lower cavity and is provided with a positioning plate for tightly pressing and fixing the second filter element.

Preferably, the pipe body of the pipe fitting in the upper cavity is provided with a plurality of through holes communicated with the upper cavity, and the pipe body of the pipe fitting in the lower cavity is provided with a plurality of through grooves communicated with the lower cavity.

Preferably, the upper end and the lower end of the first filter element are respectively correspondingly abutted against the upper cover and the partition plate; and the upper end and the lower end of the second filter element are correspondingly abutted against the positioning plate and the lower cover respectively.

Preferably, the upper cover and the lower cover are both in threaded connection with the shell.

Preferably, the lower part of the upper cover is provided with a first positioning ring matched with the first filter element, and the upper part of the lower cover is provided with a second positioning ring matched with the second filter element.

Preferably, the first filter element and the second filter element are respectively a PP cotton filter element and an active carbon filter element.

Compared with the prior art, the beneficial effects of the utility model are that: the water enters the upper chamber through the liquid inlet pipe, is subjected to first filtering through the first filter element, enters the lower chamber through the pipe fitting, is subjected to second filtering through the second filter element, and finally flows out through the liquid outlet pipe to be subjected to secondary filtering, so that the filtering is more efficient, and the first filter element and the second filter element are integrally installed in the shell, so that the volume is reduced; the upper cover and the lower cover are both in threaded connection with the shell, so that the filter core I and the filter core II are convenient to disassemble and can be replaced.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is the schematic view of the pipe fitting structure of the present invention.

In the figure: 1 upper cover, 1.1 import, 2 casings, 2.1 feed liquor pipe, 3 lower covers, 3.1 drain pipes, 3.2 position circle two, 4 filter element one, 5 pipe fittings, 5.1 through-holes, 5.2 logical groove, 6 baffles, 7 locating plates, 8 filter element two.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a filter for an ultrapure water preparation machine comprises a shell 2, wherein a partition plate 6 is arranged inside the shell 2, and the partition plate 6 divides the inner cavity of the shell 2 into an upper cavity and a lower cavity; a liquid inlet pipe 2.1 is arranged at the upper part of the shell 2 corresponding to the upper cavity, an upper cover 1 is arranged at the upper end opening of the shell 2, a lower cover 3 is arranged at the lower end opening of the shell 2, and a liquid outlet pipe 3.1 is arranged on the lower cover 3; a first filter element 4 and a second filter element 8 are respectively arranged in the shell 2 corresponding to the upper cavity and the lower cavity, a pipe fitting 5 penetrating through the partition plate 6 is arranged in the axial direction of the first filter element 4, the pipe fitting 5 is correspondingly communicated with the upper cavity and the lower cavity, and the lower end of the pipe fitting 5 extends into the lower cavity and is provided with a positioning plate 7 for tightly pressing and fixing the second filter element 8;

it can be understood that water enters the upper chamber through the liquid inlet pipe 2.1, then is subjected to first filtering through the first filter element 4, then enters the lower chamber through the pipe fitting 5, then is subjected to second filtering through the second filter element 8, and finally flows out through the liquid outlet pipe 3.1 to be subjected to twice filtering, so that the filtering is more efficient, and the first filter element 4 and the second filter element 8 are integrally arranged in the shell 2, so that the volume is reduced;

furthermore, a pipe body of the pipe fitting 5 positioned in the upper chamber is provided with a plurality of through holes 5.1 communicated with the upper chamber, a pipe body of the pipe fitting 5 positioned in the lower chamber is provided with a plurality of through grooves 5.2 communicated with the lower chamber, and the filtered pipe enters the pipe fitting 5 through the through holes 5.1 and then flows into the lower chamber through the through grooves 5.2;

furthermore, the upper end and the lower end of the first filter element 4 are correspondingly abutted against the upper cover 1 and the partition plate 6 respectively; the upper end and the lower end of the second filter element 8 are correspondingly abutted against the positioning plate 7 and the lower cover 3 respectively; the upper end and the lower end of the first filter element 4 and the second filter element 8 are guaranteed to be sealed, leakage is avoided, water is prevented from entering the first filter element 4 or the second filter element 8 through gaps, and the filtering capacity of the first filter element 4 and the second filter element 8 is guaranteed;

in order to conveniently detach the upper cover 1 and the lower cover 3, the upper cover 1 and the lower cover 3 are both in threaded connection with the shell 2, the first filter element 4 and the second filter element 8 can be opened and replaced, in order to better position the first filter element 4 and the second filter element 8, a first positioning ring 1.1 matched with the first filter element 4 is arranged at the lower part of the upper cover 1, and a second positioning ring 3.2 matched with the second filter element 8 is arranged at the upper part of the lower cover 3;

in addition, the first filter element 4 and the second filter element 8 are respectively a PP cotton filter element and an active carbon filter element.

In addition, when raw water is filtered, water enters the outer side of the first filter element 4 from the inlet 2.1, then flows into the inner side of the first filter element 4, then enters the lower chamber through the pipe fitting 5, then enters the inner side of the second filter element 8 from the outer side of the second filter element, and finally is discharged through the liquid outlet pipe 3.1, and the water flow path is formed, so that three times of filtering are realized.

While embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A filter for an ultrapure water preparation machine, comprising a housing (2), characterized in that: a partition plate (6) is arranged inside the shell (2), and the partition plate (6) divides the inner cavity of the shell (2) into an upper cavity and a lower cavity; a liquid inlet pipe (2.1) is arranged at the upper part of the shell (2) corresponding to the upper cavity, an upper cover (1) is arranged at an upper end opening of the shell (2), a lower cover (3) is arranged at a lower end opening of the shell (2), and a liquid outlet pipe (3.1) is arranged on the lower cover (3); the inside of casing (2) corresponds and goes up the cavity and the cavity is equipped with filter core (4) and filter core two (8) respectively with lower cavity, the axis direction of filtering core (4) is equipped with pipe fitting (5) that run through baffle (6), and cavity down are gone up in the corresponding intercommunication of pipe fitting (5), and the lower extreme of pipe fitting (5) stretches into the cavity of resorption and is equipped with locating plate (7) that compress tightly fixed filter core two (8).

2. The filter for an ultrapure water preparation machine according to claim 1, wherein: the pipe body that pipe fitting (5) are located the upper chamber is equipped with a plurality of through-holes (5.1) with the upper chamber intercommunication, and pipe fitting (5) are located the pipe body of cavity down and are equipped with a plurality of logical grooves (5.2) with cavity intercommunication down.

3. The filter for an ultrapure water preparation machine according to claim 1, wherein: the upper end and the lower end of the first filter element (4) are respectively and correspondingly abutted against the upper cover (1) and the partition plate (6); the upper end and the lower end of the second filter element (8) are correspondingly abutted against the positioning plate (7) and the lower cover (3) respectively.

4. The filter for an ultrapure water preparation machine according to claim 1, wherein: the upper cover (1) and the lower cover (3) are both in threaded connection with the shell (2).

5. The filter for an ultrapure water preparation machine according to claim 4, wherein: the lower part of the upper cover (1) is provided with a first positioning ring (1.1) matched with the first filter element (4), and the upper part of the lower cover (3) is provided with a second positioning ring (3.2) matched with the second filter element (8).

6. The filter for an ultrapure water preparation machine according to claim 1, wherein: the first filter element (4) and the second filter element (8) are respectively a PP cotton filter element and an active carbon filter element.