CN210528541U

CN210528541U - On-table instant filtering water purification system

Info

Publication number: CN210528541U
Application number: CN201921365563.5U
Authority: CN
Inventors: 吴红平; 夏跃
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-15
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses an on-table instant filtering water purification system, which comprises a water tank and a membrane system, wherein the water inlet end of the membrane system is provided with a booster pump; the water tank is provided with a first water path and a second water path which are connected in parallel, and the first water path and the second water path are connected in parallel and then connected with the booster pump; the first waterway is provided with a first one-way valve and a pretreatment filter element; a backflow electromagnetic valve is arranged on the second water path; a water production waterway and a backflow waterway are arranged on the membrane system; the backflow waterway is connected with the water tank; the water producing water path is provided with a water producing electromagnetic valve and a water producing loop, the water producing loop is provided with a second one-way valve, and the water producing water path is connected with a first water path between the first one-way valve and the pretreatment filter element. The utility model discloses can improve the bench formula and strain the first share of large-traffic purifier promptly and produce water once more after shutting down and produce water quality, have convenient to use's characteristics.

Description

On-table instant filtering water purification system

Technical Field

The utility model relates to a water purification technology field, in particular to water purification system is strained promptly to bench formula.

Background

Nowadays, the water quality requirements of industrial production, such as the production of products in various industries, such as biology, medicine, petroleum, chemical industry, semiconductors, etc., which have strict requirements on water, scientific research institutions, laboratories, and even our daily life are higher and higher. Therefore, the water needs to be treated to remove various toxic and harmful substances and impurities in the water, so that the application requirements of the water can be met. Along with the development of urbanization in China, water purifiers are gradually popularized, in the water purifiers, a filtering technology mainly based on reverse osmosis, nanofiltration or ultrafiltration gradually becomes a mainstream, but an on-table instant-filtration type high-flow water purifier still does not become the mainstream, and the main reason is that the on-table water purifier, particularly an instant-filtration type high-flow membrane system based on reverse osmosis or nanofiltration membranes, has a serious shutdown salt permeation phenomenon, so that quite a great amount of water which is received after shutdown for a period of time has a TDS standard exceeding condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water purification system is strained promptly to bench formula of purifier. The utility model discloses can improve the bench formula and strain the first share of large-traffic purifier promptly and produce water once more after shutting down and produce water quality, have convenient to use's characteristics.

The technical scheme of the utility model: the bench type filtering water purification system comprises a water tank and a membrane system, wherein a booster pump is arranged at the water inlet end of the membrane system; the water tank is provided with a first water path and a second water path which are connected in parallel, and the first water path and the second water path are connected in parallel and then connected with the booster pump; the first waterway is provided with a first one-way valve and a pretreatment filter element; a backflow electromagnetic valve is arranged on the second water path; a water production waterway and a backflow waterway are arranged on the membrane system; the backflow waterway is connected with the water tank; the water producing water path is provided with a water producing electromagnetic valve and a water producing loop, the water producing loop is provided with a second one-way valve, and the water producing loop is connected with a first water path between the first one-way valve and the pretreatment filter element.

In the above-mentioned on-board type filtering and purifying water system, the membrane elements in the membrane system are at least 1 group, and the membrane elements are connected in series or in parallel.

In the above-mentioned bench-top filtration water purification system, the membrane element is a reverse osmosis membrane, a nanofiltration membrane, an ultrafiltration membrane or a microfiltration membrane.

Compared with the prior art, when the middle membrane system normally produces water, the backflow solenoid valve is closed, the water production solenoid valve is opened, the inlet water enters the booster pump of the membrane system from the water tank through the pretreatment filter element on the first water path, the produced water flows out of the water production solenoid valve through the water production water path, and the concentrated water enters the water tank from the backflow water path; when a flushing program is started, the backflow electromagnetic valve is opened, the water production electromagnetic valve is closed, water in the water inlet tank enters the booster pump of the membrane system through the second water path, water produced by the membrane system enters the pretreatment filter element through the water production loop, the stored water in the pretreatment filter element is extruded out of the filter shell, meanwhile, concentrated water of the membrane system directly flows back to the water return tank, after the flushing program circulates for multiple times, the backflow electromagnetic valve is opened and the water production electromagnetic valve is closed simultaneously, water in the water tank flows into the pretreatment filter element, the stored water in the pretreatment filter element is ejected into the membrane system, and therefore the water quality of first stream of produced water is guaranteed to be good when the water supply device is started. Furthermore, the utility model discloses can be used for reverse osmosis membrane, receive the filter membrane, the membrane water purification field of milipore filter or micro-filtration membrane, application scope is wide, is fit for the popularization of large tracts of land.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

1. A water tank; 2. a membrane system; 3. a booster pump; 4. a first waterway; 5. a second waterway; 6. A first check valve; 7. pretreating a filter element; 8. a return solenoid valve; 9. a water producing waterway; 10. a return water path; 11. a water production solenoid valve; 12. a water production loop; 13. a second one-way valve; 15. and (5) controlling the system.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Example (b): the bench-top filtering and water purifying system, as shown in fig. 1, comprises a water tank 1 and a membrane system 2, wherein the membrane elements in the membrane system 2 are at least 1 group, the membrane elements are connected in series, and the membrane elements are reverse osmosis membranes; a booster pump 3 is arranged at the water inlet end of the membrane system 2; a first water channel 4 and a second water channel 5 which are connected in parallel are arranged on the water tank 1, and the first water channel 4 and the second water channel 5 are connected in parallel and then are connected with the booster pump 3; the first waterway 4 is provided with a first one-way valve 6 and a pretreatment filter element 7; a return electromagnetic valve 8 is arranged on the second water path 5; a water production water path 9 and a backflow water path 10 are arranged on the membrane system 2; the return water path 10 is connected with the water tank 1; the water producing water path 9 is provided with a water producing electromagnetic valve 11 and a water producing loop 12, the water producing loop 12 is provided with a second one-way valve 13, and the water producing loop 12 is connected with a first water path 4 between the first one-way valve 6 and the pretreatment filter element 7, wherein the booster pump 3, the reflux electromagnetic valve 8 and the water producing electromagnetic valve 11 are respectively connected with a control system 15 and controlled by the control system 15, wherein the control method and the connection mode of the control system 15 are mastered by technicians in the field and can be obtained through the market, therefore, the utility model is not repeated in detail; when the membrane system 2 is used for normally producing water, the return electromagnetic valve 8 is closed, the water production electromagnetic valve 11 is opened, inlet water enters the booster pump 3 of the membrane system 2 from the water tank 1 through the pretreatment filter element 7 on the first water path 4, produced water flows out of the water production electromagnetic valve 11 through the water production water path 9, and concentrated water enters the water tank 1 from the return water path 10; when beginning the washing procedure, backward flow solenoid valve 8 opens, produce water solenoid valve 11 and close, the water in the case of intaking 1 gets into membrane system 2's booster pump 3 through second water route 5, what membrane system 2's produced gets into preliminary treatment filter core 7 through producing water return 12, extrude the filter shell with the deposit water in preliminary treatment filter core 7, membrane system 2's the direct backward flow return water tank 1 of dense water simultaneously, after this washing procedure circulation was many times, backward flow solenoid valve 8 opens and produces water solenoid valve 11 and close simultaneously, rivers in the water tank 1 go into preliminary treatment filter core 7, push up the deposit water in preliminary treatment filter core 7 into membrane system 2, thereby when guaranteeing the next start, the quality of water of first share is good. From this the utility model discloses can improve the bench formula and strain the first share of large-traffic purifier promptly and produce water once more after shutting down and produce water quality, have convenient to use's characteristics moreover.

The working principle is as follows:

when the membrane system 2 is used for normally producing water, the return electromagnetic valve 8 is closed, the water production electromagnetic valve 11 is opened, inlet water enters the booster pump 3 of the membrane system 2 from the water tank 1 through the pretreatment filter element 7 on the first water path 4, produced water flows out of the water production electromagnetic valve 11 through the water production water path 9, and concentrated water enters the water tank 1 from the return water path 10; when beginning the washing procedure, backward flow solenoid valve 8 opens, produce water solenoid valve 11 and close, the water in the case of intaking 1 gets into membrane system 2's booster pump 3 through second water route 5, what membrane system 2's produced gets into preliminary treatment filter core 7 through producing water return 12, extrude the filter shell with the deposit water in preliminary treatment filter core 7, membrane system 2's the direct backward flow return water tank 1 of dense water simultaneously, after this washing procedure circulation was many times, backward flow solenoid valve 8 opens and produces water solenoid valve 11 and close simultaneously, rivers in the water tank 1 go into preliminary treatment filter core 7, push up the deposit water in preliminary treatment filter core 7 into membrane system 2, thereby when guaranteeing the next start, the quality of water of first share is good.

Claims

1. The water purification system is strained promptly to bench formula, its characterized in that: comprises a water tank (1) and a membrane system (2), wherein a booster pump (3) is arranged at the water inlet end of the membrane system (2); a first water channel (4) and a second water channel (5) which are connected in parallel are arranged on the water tank (1), and the first water channel (4) and the second water channel (5) are connected in parallel and then are connected with the booster pump (3); the first waterway (4) is provided with a first one-way valve (6) and a pretreatment filter element (7); a backflow electromagnetic valve (8) is arranged on the second water path (5); a water production waterway (9) and a backflow waterway (10) are arranged on the membrane system (2); the backflow waterway (10) is connected with the water tank (1); be equipped with on product water route (9) and produce water solenoid valve (11) and produce water return circuit (12), be equipped with second check valve (13) on producing water return circuit (12), and produce water return circuit (12) and first water route (4) between first check valve (6) and pretreatment filter core (7) and be connected.

2. The on-counter filtered water purification system of claim 1, wherein: the membrane elements in the membrane system (2) are at least 1 group, and the membrane elements are connected in series or in parallel.

3. The on-counter filtered water purification system of claim 2, wherein: the membrane element is a reverse osmosis membrane, a nanofiltration membrane, an ultrafiltration membrane or a microfiltration membrane.