CN217838619U

CN217838619U - Water purification equipment with self-cleaning function

Info

Publication number: CN217838619U
Application number: CN202221130965.9U
Authority: CN
Inventors: 张晓锋
Original assignee: General Water Purification Technology Ningbo Co ltd
Current assignee: General Water Purification Technology Ningbo Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-11-18
Anticipated expiration: 2032-05-12

Abstract

The utility model relates to the technical field of water purification equipment, in particular to water purification equipment with a self-cleaning function, which comprises a booster pump, a CF filter element, an RO reverse osmosis membrane and a pure water tank which are sequentially connected by a purification pipeline, wherein the RO reverse osmosis membrane is provided with a sewage discharge pipeline, and a combined flushing valve is arranged on the sewage discharge pipeline; and a purification pipeline behind the booster pump is connected with a sewage discharge pipeline between the combined flushing valve and the RO reverse osmosis membrane through a cleaning pipeline. This water purification unit provides the hardware support of clean mode for water purification unit, through the structure of this case, can realize carrying out the getting rid of incrustation scale to water purification unit's pipeline and part to water purification unit's life.

Description

Water purification equipment with self-cleaning function

Technical Field

The utility model relates to a water purification unit technical field especially relates to a take self-cleaning function's water purification unit.

Background

Nowadays, with the improvement of social level, people have higher and higher requirements on water quality, and drinking water equipment such as a water purifier is applied to a wide range of families.

At present, water purification machines or nanofiltration machines on the market are used in regions with poor water quality because the water purification machines or the nanofiltration machines do not have the function of cleaning pipelines in the working process of the machines, so that the pipelines are easily blocked due to scale, and partial scale can be accumulated in the filter element, so that the failure rate of the machines is increased and the service life of the filter element is reduced. Specifically, the pipeline before the filter core and the pipeline of blowdown water behind the filter core because quality of water is relatively poor, long-time the use can produce a lot of incrustations scale, leads to the pipeline to block up. Other parts, especially places which are easy to generate scale, such as a one-way valve, a booster pump, a combined flushing valve and the like, and simultaneously, because the scale is not cleaned in time, part of the scale is also arranged in the filter element, thereby reducing the service life of the filter element.

If the scale inhibitor is directly added into the original water tank, the scale inhibitor can enter the filter element at that time although the scale can be removed, thereby influencing the filtering effect and the service life of the filter element.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a water purification unit who aims at solving can not effectively solve the problem of scale removal, provides a take self-cleaning function's water purification unit.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a water purifying device with a self-cleaning function comprises a booster pump, a CF filter element, an RO reverse osmosis membrane and a pure water tank which are sequentially connected by a purifying pipeline, wherein the RO reverse osmosis membrane is provided with a sewage discharge pipeline, and a combined flushing valve is arranged on the sewage discharge pipeline; and a purification pipeline behind the booster pump is connected with a sewage discharge pipeline between the combined flushing valve and the RO reverse osmosis membrane through a cleaning pipeline.

Preferably, the sewage draining pipeline is provided with a one-way valve, and the one-way valve is arranged between the connecting point of the purifying pipeline and the sewage draining pipeline and the RO reverse osmosis membrane.

Preferably, the cleaning pipeline is connected with the purification pipeline through a one-inlet two-outlet electromagnetic valve.

Preferably, a flowmeter is further arranged on the purification pipeline between the CF filter elements.

Preferably, the pure water tank is connected with the water pump and the heating device through pipelines.

Preferably, a water-vapor separator is connected behind the heating device.

Preferably, the purification pipeline and the sewage discharge pipeline are both connected with the raw water tank, or the purification pipeline is connected with the raw water pipeline.

Preferably, when the purification pipeline is connected with the raw water pipeline, a scale remover adder is also arranged on the purification pipeline.

Compared with the prior art, the utility model discloses following beneficial effect has: hardware support of clean mode is provided for water purification unit, through the structure of this case, can realize carrying out the getting rid of incrustation scale to water purification unit's pipeline and part to water purification unit's life.

Drawings

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

Fig. 2 is a schematic structural diagram of an improvement of embodiment 1 of the present invention.

Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure: 1 purifying pipeline, 2 booster pumps, 3CF filter cores, 4RO reverse osmosis membranes, 5 pure water tanks, 6 sewage discharge pipelines, 7 combined flushing valves, 8 cleaning pipelines, 9 one-way valves, 10 one-inlet two-outlet electromagnetic valves, 11 flow meters, 12 water suction pumps, 13 heating devices, 14 water-vapor separators and 15 descaling agent adding devices.

Detailed Description

The technical solution of the present invention is further specifically described below by way of specific examples.

Example 1: as shown in figure 1, the water purifying equipment with the self-cleaning function comprises a booster pump 2, a CF filter element 3, an RO reverse osmosis membrane 4 and a pure water tank 5 which are sequentially connected through a purifying pipeline 1, wherein a water suction pump 12 and a heating device 13 are connected behind the pure water tank 5 through pipelines, and a water-vapor separator 14 is connected behind the heating device 13, so that the integral water purifying and drinking equipment is formed.

A sewage discharge pipeline 6 is arranged on the RO reverse osmosis membrane 4, and the sewage discharge pipeline 6 mainly carries out sewage discharge cleaning treatment on the RO reverse osmosis membrane 4. A combined flushing valve 7 is arranged on the sewage discharge pipeline 6; the purification pipeline 1 behind the booster pump 2 is connected with a sewage discharge pipeline 6 between a combined flushing valve 7 and an RO reverse osmosis membrane 4 through a cleaning pipeline 8, meanwhile, a one-way valve 9 is arranged on the sewage discharge pipeline 6, the one-way valve 9 is arranged between the connecting point of the purification pipeline 1 and the sewage discharge pipeline 6 and the RO reverse osmosis membrane 4, and the purpose is to prevent water containing scale inhibitor from entering the filter element, thereby protecting the filter element from the influence of the scale inhibitor. The purifying pipeline 1 and the sewage draining pipeline 6 are both connected with the raw water tank,

specifically, the cleaning line 8 is connected to the purge line 1 via a one-in two-out solenoid valve 10, and the cleaning operation is controlled by the one-in two-out solenoid valve 10. The outlet 1 is used for communicating with the cleaning pipeline 8, and the outlet 2 is communicated with the purifying pipeline 1.

On the basis of the cooperation of the hardware, the water purifying equipment can be set with a cleaning mode, and the whole water purifying equipment is cleaned by utilizing an internal program.

Description of a water path in normal working: when in a normal water making mode, the inlet ends of the one-inlet two-outlet electromagnetic valves 10 are opened, the outlet 1 is closed, the outlet 2 is opened, and water in the original water tank can enter the filter element under the action of the booster pump 2 to achieve the purpose of filtering.

Description of operations for cleaning scale: when a certain proportion of scale inhibitor mixed water is added into the raw water tank, the cleaning mode is opened on the electric control operation panel, at the moment, the inlet ends of the one-inlet two-outlet electromagnetic valves 10 are opened, the outlet 1 is opened, the outlet 2 is closed, water containing scale inhibitors enters the one-inlet two-outlet electromagnetic valves 10 through the booster pump 2 and enters the combined flushing valve 7 from the outlet 1 to return to the raw water tank, and the circulation is carried out so as to achieve the purpose of removing scale in the pipeline; because the outlet 2 with one inlet and two outlets is in a closed state, the flushing end of the RO reverse osmosis filter element is provided with the one-way valve 9, water containing the scale inhibitor can not enter the filter element, thereby protecting the filter element from the influence of the scale inhibitor.

In addition, as shown in fig. 2, a flow meter 11 is provided between the CF cartridges 3 on the purge line 1. The water flow is monitored by using the flow meter 11, and when the water flow is reduced to a certain value, a reminding mark for cleaning the pipeline 8 is made on a machine screen.

Example 2: as shown in fig. 3, in the above embodiment 1, unlike the embodiment 1, the clean water line and the sewage line 6 are not connected to the raw water tank, but the clean water line 1 is connected to the raw water line, and when the clean water line 1 is connected to the raw water line, the clean water line 1 is further provided with the detergent addition device 15.

The above-described embodiments are merely preferred embodiments of the present invention, which is not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the invention as set forth in the appended claims.

Claims

1. The utility model provides a take self-cleaning function's water purification unit which characterized in that: comprises a booster pump (2), a CF filter element (3), an RO reverse osmosis membrane (4) and a pure water tank (5) which are sequentially connected by a purification pipeline (1), wherein the RO reverse osmosis membrane (4) is provided with a sewage discharge pipeline (6), and the sewage discharge pipeline (6) is provided with a combined flushing valve (7); the purification pipeline (1) behind the booster pump (2) is connected with a sewage discharge pipeline (6) between the combined flushing valve (7) and the RO reverse osmosis membrane (4) through a cleaning pipeline (8).

2. The water purifying equipment with the self-cleaning function as claimed in claim 1, wherein: the blowdown pipeline (6) is provided with a one-way valve (9), and the one-way valve (9) is arranged between the connecting point of the purification pipeline (1) and the blowdown pipeline (6) and the RO reverse osmosis membrane (4).

3. The water purifying device with the self-cleaning function as claimed in claim 1, wherein: the cleaning pipeline (8) is connected with the purifying pipeline (1) through an inlet electromagnetic valve (10) and an outlet electromagnetic valve (10).

4. The water purifying device with the self-cleaning function as claimed in claim 1, wherein: a flowmeter (11) is also arranged between the CF filter elements (3) on the purification pipeline (1).

5. The water purifying device with the self-cleaning function as claimed in claim 1, wherein: the pure water tank (5) is connected with a water pump (12) and a heating device (13) through pipelines.

6. The water purifying device with self-cleaning function as claimed in claim 5, wherein: a water-vapor separator (14) is connected behind the heating device (13).

7. The water purifying device with the self-cleaning function as claimed in claim 1, wherein: the purification pipeline (1) and the sewage discharge pipeline (6) are both connected with a raw water tank, or the purification pipeline (1) is connected with a raw water pipeline.

8. The water purifying apparatus with self-cleaning function as claimed in claim 7, wherein: when the purification pipeline (1) is connected with the raw water pipeline, a scale remover adder (15) is also arranged on the purification pipeline (1).