Whole house water purification waterway system

Abstract

The utility model provides a whole-house water purification waterway system which comprises a pre-filter, a water inlet of the pre-filter is used for being communicated with a water supply device; a water inlet of the folded PP cotton carbon rod composite filter element is communicated with a water outlet of the pre-filter; a water inlet of the first resin filter element is communicated with a water outlet of the folded PP cotton carbon rod composite filter element; a water inlet of the salt filter element is communicated with a water outlet of the folded PP cotton carbon rod composite filter element, and a water outlet of the salt filter element is communicated with a water inlet of the first resin filter element; a water inlet of the RO filter element is communicated with a water outlet of the first resin filter element; the control device is communicated with the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, the salt filter element and the RO filter element; the drinking water device is communicated with the water outlet of the RO filter element under the control of the control device. The regeneration treatment operation of the first resin filter element can be simplified.

Description

Technical Field

[0001] The present application relates to a water system, and more particularly to a whole-house water purification water system. Background Art

[0002] As people's requirements for drinking water quality increase, water purifier technology continues to develop to provide purer and healthier water.

[0003] At present, drinking water is produced in households through water purifiers, wherein a resin filter element is provided in the water purifier. After the resin filter element has been used for a period of time, the resin in the resin filter element will be loaded with calcium ions and magnesium ions. The soft water filtered out by the resin filter element loaded with calcium ions and magnesium ions tastes astringent. In order to ensure the taste of the drinking water, the prior art generally removes the resin filter element and soaks it in salt water to regenerate the resin filter element, which is troublesome to operate. Utility Model Content

[0004] The embodiment of the present application provides a whole-house water purification system to solve the problems existing in the related technology. The technical solution is as follows:

[0005] The present application embodiment provides a whole-house water purification system, including:

[0006] A pre-filter, the water inlet of the pre-filter is used to communicate with the water supply device, and the pre-filter is used to filter impurities from the water input by the water supply device;

[0007] A folded PP cotton carbon rod composite filter element, wherein the water inlet of the folded PP cotton carbon rod composite filter element is connected to the water outlet of the pre-filter, and the folded PP cotton carbon rod composite filter element is used to filter particles and pollutants from the water input by the pre-filter;

[0008] A first resin filter element, wherein the water inlet of the first resin filter element is connected to the water outlet of the folded PP cotton carbon rod composite filter element, and the first resin filter element is used to soften the water input by the folded PP cotton carbon rod composite filter element and filter heavy metals and impurities;

[0009] A salt filter element, wherein the water inlet of the salt filter element is connected to the water outlet of the folded PP cotton carbon rod composite filter element, and the water outlet of the salt filter element is connected to the water inlet of the first resin filter element, and the salt filter element is used to mix the water and salt input into the folded PP cotton carbon rod composite filter element to form brine;

[0010] An RO filter element, wherein the water inlet of the RO filter element is connected to the water outlet of the first resin filter element, and the RO filter element is used to filter organic matter and heavy metal ions from the water input by the first resin filter element;

[0011] A control device, wherein the control device is connected to the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, the salt filter element and the RO filter element;

[0012] A drinking water device is connected to the water outlet of the RO filter element under the control of the control device.

[0013] In one embodiment, an ejector is provided on the connecting pipeline between the water outlet of the salt filter element and the water inlet of the first resin filter element, the ejector is connected to the connecting pipeline, and the ejector is connected to the control device, and the ejector is used to increase the flow rate of water passing through the connecting pipeline.

[0014] In one embodiment, a TDS detector is provided on the connecting pipe between the water outlet of the salt filter element and the water inlet of the first resin filter element, the TDS detector is connected to the control device, the TDS detector is used to detect whether the salt filter element is invalid, and the control device is used to issue a prompt message according to the feedback information of the TDS detector.

[0015] In one embodiment, the first resin filter element has a drain port, the drain port is connected to a first drain valve, the first drain valve is connected to a control device, and the first drain valve is used to control the opening and closing of the drain port.

[0016] In one embodiment, a first one-way valve is provided on the connecting pipeline between the water outlet of the salt filter element and the water inlet of the first resin filter element, the first one-way valve is connected to the connecting pipeline, and the first one-way valve is located on a side close to the water inlet of the first resin filter element.

[0017] In one embodiment, the whole-house water purification waterway system further includes:

[0018] The first valve is connected to the control device, the inlet of the first valve is connected to the water outlet of the folded PP cotton carbon rod composite filter element, the first outlet of the first valve is connected to the water inlet of the first resin filter element, and the second outlet of the first valve is connected to the water inlet of the salt filter element.

[0019] In one embodiment, the whole-house water purification waterway system further includes:

[0020] A carbon rod filter element, wherein the carbon rod filter element is connected to the control device, the water inlet of the carbon rod filter element is connected to the water outlet of the RO filter element, the water outlet of the carbon rod filter element is connected to the drinking water device, and the carbon rod filter element is used to filter residual chlorine, odor, organic pollutants, color, and turbid substances from the water input by the RO filter element.

[0021] In one embodiment, the whole-house water purification waterway system further includes:

[0022] A pipeline machine is connected to the water outlet of the carbon rod filter element under the control of the control device.

[0023] In one embodiment, the whole-house water purification waterway system further includes:

[0024] The second valve is connected to the control device, the inlet of the second valve is connected to the water outlet of the carbon rod filter element, the first outlet of the second valve is connected to the drinking water device, and the second outlet of the second valve is connected to the pipeline machine.

[0025] In one embodiment, the whole-house water purification waterway system further includes:

[0026] a first flow meter, the first flow meter being arranged on a connecting pipe between a water outlet of the folded PP cotton carbon rod composite filter element and a water inlet of the first resin filter element, the first flow meter being used to monitor the service life of the folded PP cotton carbon rod composite filter element;

[0027] a second flow meter, the second flow meter being disposed on a connecting pipe between a water outlet of the first resin filter element and a water inlet of the RO filter element, the second flow meter being used to monitor the service life of the first resin filter element;

[0028] a third flow meter, the third flow meter being arranged on the connecting pipe between the water outlet of the RO filter element and the water inlet of the carbon rod filter element, and the third flow meter being used to monitor the service life of the RO filter element and the carbon rod filter element;

[0029] The control device is connected to the first flow meter, the second flow meter and the third flow meter, and is used to issue prompt information according to feedback information from the first flow meter, the second flow meter and the third flow meter.

[0030] The advantages or beneficial effects of the above technical solution include at least:

[0031] The utility model discloses a whole-house water purification waterway system, comprising a pre-filter, a folded PP cotton carbon rod composite filter element, a first resin filter element, a salt filter element, an RO filter element, a control device and a drinking water device, wherein the pre-filter can filter impurities from water input by the water supply device, the folded PP cotton carbon rod composite filter element can filter particles and pollutants from water input by the pre-filter, the first resin filter element can soften water input by the folded PP cotton carbon rod composite filter element and filter heavy metals and impurities, the salt filter element can mix water and salt input by the folded PP cotton carbon rod composite filter element to form salt water, the RO filter element can filter organic matter and heavy metal ions from water input by the first resin filter element, the control device connects the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, the salt filter element, the RO filter element and the drinking water device, and the control device can control the pre-filter to be connected with the water supply device, so that the water input by the water supply device The water can be filtered through the pre-filter, the control device can control the folded PP cotton carbon rod composite filter element to be connected with the pre-filter, so that the water inputted by the pre-filter can be filtered through the folded PP cotton carbon rod composite filter element, the control device can control the first resin filter element to be connected with the folded PP cotton carbon rod composite filter element, so that the water inputted by the folded PP cotton carbon rod composite filter element can be filtered through the first resin filter element, the control device can control the RO filter element to be connected with the first resin filter element, so that the water inputted by the first resin filter element can be filtered through the RO filter element, the control device can control the drinking water device to be connected with the RO filter element, so that the drinking water outputted by the RO filter element can be inputted into the drinking water device for drinking, and the water liquid can obtain drinking water with high purity after being filtered through the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, and the RO filter element in sequence, which can greatly improve the quality of drinking water;

[0032] At the same time, the control device can control the salt filter element to be connected to the folded PP cotton carbon rod composite filter element, so that the water input by the folded PP cotton carbon rod composite filter element can be mixed with the salt in the salt filter element to form salt water, and the control device can also control the first resin filter element to be connected to the salt filter element, so that the salt water output by the salt filter element can be input to the first resin filter element to rinse the first resin filter element, thereby regenerating the first resin filter element, avoiding the astringent taste of the water filtered by the first resin filter element after long-term use, so as to improve the taste of drinking water. This regeneration treatment method does not require the first resin filter element to be removed, and the operation is simpler, which can improve the regeneration treatment efficiency of the first resin filter element.

[0033] In addition, under the control of the control device, the filter element cleaning program can be started, so that the water flows through the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, and the RO filter element in sequence, and then the waste water is discharged from the drinking water device, so that the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, and the RO filter element can be cleaned to ensure that the drinking water can maintain a high water quality;

[0034] In addition, this whole-house water purification system can also flexibly adjust the number of drinking water devices installed and the installation location in the whole house according to the user's customized needs, making it more flexible and convenient to use;

[0035] In addition, the pipes in the water system can be hidden and installed under the ground or in the wall.

[0036] The above summary is for illustrative purposes only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present application will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] In the accompanying drawings, unless otherwise specified, the same reference numerals throughout the multiple drawings represent the same or similar parts or elements. These drawings are not necessarily drawn to scale. It should be understood that these drawings only depict some embodiments disclosed in the present application and should not be regarded as limiting the scope of the present application.

[0038] Figure 1 It is a structural schematic diagram of the whole-house water purification and hydrogen-enriched water system of the present invention.

[0039] Reference numerals

[0040] 1. Purification module; 2. Hydrogen-rich module; 3. Hydrogen mixing module; 4. Drinking water device; 5. Hydrogen-rich water device; 6. Hydrogen bath device; 7. Domestic water device; 8. Hydrogen and oxygen absorption device. DETAILED DESCRIPTION

[0041] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present application. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0042] See also Figure 1 , shows a whole-house water purification system according to a preferred embodiment of the utility model, including a purification module 1, a control device and a drinking water device 4, wherein the purification module 1 includes:

[0043] A pre-filter, the water inlet of the pre-filter is used to communicate with the water supply device, and the pre-filter is used to filter impurities from the water input by the water supply device;

[0044] A folded PP cotton carbon rod composite filter element, the water inlet of the folded PP cotton carbon rod composite filter element is connected to the water outlet of the pre-filter, and the folded PP cotton carbon rod composite filter element is used to filter particles and pollutants from the water input by the pre-filter;

[0045] A first resin filter element, wherein the water inlet of the first resin filter element is connected to the water outlet of the folded PP cotton carbon rod composite filter element, and the first resin filter element is used to soften the water input by the folded PP cotton carbon rod composite filter element and filter heavy metals and impurities;

[0046] A salt filter element, wherein the water inlet of the salt filter element is connected to the water outlet of the folded PP cotton carbon rod composite filter element, and the water outlet of the salt filter element is connected to the water inlet of the first resin filter element, and the salt filter element is used to mix the water and salt input into the folded PP cotton carbon rod composite filter element to form salt water;

[0047] An RO filter element, wherein the water inlet of the RO filter element is connected to the water outlet of the first resin filter element, and the RO filter element is used to filter organic matter and heavy metal ions from the water input by the first resin filter element;

[0048] The control device is connected to the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, the salt filter element and the RO filter element;

[0049] The drinking water device 4 is connected to the water outlet of the RO filter element under the control of the control device.

[0050] The utility model discloses a whole-house water purification waterway system, comprising a pre-filter, a folded PP cotton carbon rod composite filter element, a first resin filter element, a salt filter element, an RO filter element, a control device and a drinking water device 4, wherein the pre-filter can filter impurities from water input by a water supply device, the folded PP cotton carbon rod composite filter element can filter particles and pollutants from water input by the pre-filter, the first resin filter element can soften water input by the folded PP cotton carbon rod composite filter element and filter heavy metals and impurities, the salt filter element can mix water and salt input by the folded PP cotton carbon rod composite filter element to form salt water, the RO filter element can filter organic matter and heavy metal ions from water input by the first resin filter element, and the control device is connected to the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, and the folded PP cotton carbon rod composite filter element. The fat filter element, the salt filter element, the RO filter element and the drinking water device 4, the control device can control the pre-filter to be connected with the water supply device, so that the water input by the water supply device can be filtered by the pre-filter, the control device can control the folded PP cotton carbon rod composite filter element to be connected with the pre-filter, so that the water input by the pre-filter can be filtered by the folded PP cotton carbon rod composite filter element, the control device can control the first resin filter element to be connected with the folded PP cotton carbon rod composite filter element, so that the water input by the folded PP cotton carbon rod composite filter element can be filtered by the first resin filter element, the control device can control the RO filter element to be connected with the first resin filter element, so that the water input by the first resin filter element can be filtered by the RO filter element, and the control device can control the drinking water device 4 to be connected with the RO filter element. The filter element enables the drinking water output by the RO filter element to be input into the drinking water device 4 for drinking. After the water passes through the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, and the RO filter element in sequence, drinking water with a high degree of purity can be obtained, which can greatly improve the quality of drinking water. At the same time, the control device can control the salt filter element to be connected to the folded PP cotton carbon rod composite filter element, so that the water input by the folded PP cotton carbon rod composite filter element can be mixed with salt in the salt filter element to form brine, and the control device can also control the first resin filter element to be connected to the salt filter element, so that the brine output by the salt filter element can be input into the first resin filter element to rinse the first resin filter element, thereby regenerating the first resin filter element and avoiding the first resin filter element from being used for a long time. The water after the core filtration treatment has an astringent taste, so as to improve the taste of drinking water. This regeneration treatment method does not need to remove the first resin filter element, and the operation is simpler, which can improve the regeneration treatment efficiency of the first resin filter element; in addition, under the control of the control device, the filter element cleaning program can be started, so that the water flow passes through the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, and the RO filter element in turn, and then the waste water is discharged from the drinking water device 4, so that the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, and the RO filter element can be cleaned to ensure that the drinking water can maintain a high water quality; in addition, this whole-house water purification waterway system can also flexibly adjust the installation quantity and installation position of the drinking water device 4 in the whole house according to the user's customized needs, and it is more flexible and convenient to use;In addition, the pipes in the water system can be hidden and installed under the ground or in the wall. ;

[0051] In one embodiment, the drinking water device 4 may be a faucet, or a water outlet structure such as a water outlet pipe.

[0052] In one embodiment, the control device may be a device such as a valve or a solenoid valve with a multi-directional switching output that can realize a control switching function.

[0053] In one embodiment, the water supply device may be a tap of tap water, or other water supply equipment such as mineral water.

[0054] In one embodiment, an ejector is provided on the connecting pipeline between the water outlet of the salt filter element and the water inlet of the first resin filter element, the ejector is connected to the connecting pipeline, and the ejector is connected to the control device, and the ejector is used to increase the flow rate of water passing through the connecting pipeline. In this way, under the control of the control device, the brine output from the salt filter element can be accelerated through the ejector, so that the brine input into the first resin filter element has a higher flow rate. The brine with a higher flow rate can efficiently flush the calcium ions and magnesium ions on the resin surface in the first resin filter element, thereby improving the regeneration efficiency of the first resin filter element.

[0055] In one embodiment, a TDS detector is provided on the connecting pipe between the water outlet of the salt filter element and the water inlet of the first resin filter element. The TDS detector is connected to a control device. The TDS detector is used to detect whether the salt filter element has failed. The control device is used to issue a prompt message according to the feedback information of the TDS detector. That is, when the TDS detector detects that the salt filter element has failed, the control device issues a prompt message according to the failure information fed back by the salt filter element to remind the user to replace the salt filter element or replace consumables for the salt filter element in time to ensure that the first resin filter element can be regenerated.

[0056] Among them, TDS value is generally used to measure the purity of pure water. TDS is the abbreviation of total dissolved solids, which refers to the concentration of total dissolved substances in water. The unit is milligrams per liter (mg / L). It mainly reflects the concentration of Ca2+MG2+Na+K+ ions in water, and has a good correspondence with the hardness and conductivity of water. The smaller the TDS value, the lower the concentration of Ca2+MG2+Na+K+ ions in water and the lower the conductivity.

[0057] In one embodiment, the first resin filter element has a drain port, the drain port is connected to the first drain valve, the first drain valve is connected to the control device, and the first drain valve is used to control the switch of the drain port. In this way, after the first resin filter element is regenerated, the first drain valve can be controlled to open by the control device, and at the same time, under the control of the control device, the water passes through the pre-filter, the folded PP cotton carbon rod composite filter element, and the first resin filter element in sequence, and the waste water after flushing is discharged through the first drain valve to achieve flushing of the regenerated first resin filter element, which is beneficial to improving the filtered water quality of the first resin filter element. At the same time, there is no need to pass the water through the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, and the RO filter element in sequence, and the flushing stroke is shorter, which can improve the flushing efficiency.

[0058] In one embodiment, a first one-way valve is provided on the connecting pipeline between the water outlet of the salt filter element and the water inlet of the first resin filter element, and the connecting pipeline where the first one-way valve is connected is located on one side close to the water inlet of the first resin filter element. The setting of the first one-way valve ensures that the salt water output by the salt filter element can only be transported to the water inlet of the first resin filter element along the connecting pipeline, so that the water flowing from the water outlet of the folded PP cotton carbon rod composite filter element into the water inlet of the first resin filter element cannot flow back from the connecting pipeline to the salt filter element, ensuring that the water flowing from the water outlet of the folded PP cotton carbon rod composite filter element into the water inlet of the first resin filter element can be filtered and processed by the first resin filter element, thereby ensuring the water production efficiency of drinking water.

[0059] In one embodiment, the whole-house water purification system further includes:

[0060] The first valve is connected to the control device, the inlet of the first valve is connected to the water outlet of the folded PP cotton carbon rod composite filter element, the first outlet of the first valve is connected to the water inlet of the first resin filter element, and the second outlet of the first valve is connected to the water inlet of the salt filter element. The first valve is used to connect the water outlet of the folded PP cotton carbon rod composite filter element, the water inlet of the first resin filter element, and the water inlet of the salt filter element, thereby reducing the number of valves used and simplifying the pipeline structure, thereby reducing costs.

[0061] In one embodiment, the whole-house water purification system further includes:

[0062] The carbon rod filter element is connected to the control device, the water inlet of the carbon rod filter element is connected to the water outlet of the RO filter element, and the water outlet of the carbon rod filter element is connected to the drinking water device 4. The carbon rod filter element is used to filter the residual chlorine, odor, organic pollutants, color, and turbid substances in the water input by the RO filter element. In this way, under the control of the control device, the carbon rod filter element can be used to filter the drinking water output by the RO filter element to remove residual chlorine, odor, organic pollutants, etc., and at the same time remove the color and turbid substances in the drinking water, thereby improving the cleanliness and taste of the drinking water, and then output the drinking water to the drinking water device 4 for drinking, providing drinking water with higher water quality.

[0063] In one embodiment, the whole-house water purification system further includes:

[0064] The pipeline machine is connected to the water outlet of the carbon rod filter element under the control of the control device. In this way, under the control of the control device, the drinking water output by the carbon rod filter element can be delivered to the pipeline machine, so as to provide the pipeline machine with purified water source, so that the pipeline machine and the drinking water device 4 share the same set of purification modules 1, which can save costs. At the same time, since the pipeline machine has heating, heat preservation and cooling functions, it can provide drinking water at different temperatures.

[0065] In one embodiment, the whole-house water purification system further includes:

[0066] The second valve is connected to the control device, the inlet of the second valve is connected to the water outlet of the carbon rod filter element, the first outlet of the second valve is connected to the drinking water device 4, and the second outlet of the second valve is connected to the pipeline machine. In this way, by connecting the water outlet of the carbon rod filter element, the drinking water device 4 and the pipeline machine through the second valve, the number of valves used can be reduced and the pipeline structure can be simplified, which is conducive to further reducing costs.

[0067] In one embodiment, the whole-house water purification system further includes:

[0068] A first flow meter, the first flow meter is arranged on the connecting pipe between the water outlet of the folded PP cotton carbon rod composite filter element and the water inlet of the first resin filter element, and the first flow meter is used to monitor the service life of the folded PP cotton carbon rod composite filter element;

[0069] a second flow meter, the second flow meter is arranged on the connecting pipe between the water outlet of the first resin filter element and the water inlet of the RO filter element, and the second flow meter is used to monitor the service life of the first resin filter element;

[0070] A third flow meter is provided on the connecting pipe between the water outlet of the RO filter element and the water inlet of the carbon rod filter element, and the third flow meter is used to monitor the service life of the RO filter element and the carbon rod filter element;

[0071] The control device is connected to the first flow meter, the second flow meter and the third flow meter. The control device is used to issue prompt information according to the feedback information of the first flow meter, the second flow meter and the third flow meter, so as to promptly remind the user to replace the folded PP cotton carbon rod composite filter element, the first resin filter element, the RO filter element and the carbon rod filter element to ensure that the drinking water can maintain a high water quality.

[0072] In one embodiment, the whole-house water purification system further includes:

[0073] A hydrogen-rich module 2, wherein the water inlet of the hydrogen-rich module 2 is connected to the water outlet of the RO filter element, and the hydrogen-rich module 2 is used to generate hydrogen and oxygen;

[0074] A hydrogen mixing module 3, wherein the water inlet of the hydrogen mixing module 3 is connected to the water outlet of the first resin filter element and the water outlet of the carbon rod filter element, and the air inlet of the hydrogen mixing module 3 is connected to the hydrogen outlet of the hydrogen-rich module 2. The hydrogen mixing module 3 is used to mix the water purified by the first resin filter element and the hydrogen output by the hydrogen-rich module 2 to form soft hydrogen water, and the hydrogen mixing module 3 is used to mix the water purified by the carbon rod filter element and the hydrogen output by the hydrogen-rich module 2 to form hydrogen-rich water;

[0075] The hydrogen-rich water device 5 is connected to the control device, and the hydrogen-rich water device 5 is used to be connected to the hydrogen-rich water outlet of the hydrogen mixing module 3 under the control of the control device;

[0076] The hydrogen bath device 6 is connected to the control device. The hydrogen bath device 6 is used to be connected to the soft hydrogen water outlet of the hydrogen mixing module 3 under the control of the control device. In this way, the control device can control the hydrogen mixing module 3 to be connected to the hydrogen-rich water device 5, so that the hydrogen-rich water generated by the hydrogen mixing module 3 can be output to the hydrogen-rich water device 5 for drinking, and the control device can also control the hydrogen bath device 6 to be connected to the hydrogen mixing module 3, so that the soft hydrogen water generated by the hydrogen mixing module 3 can be output to the hydrogen bath device 6 for bathing; at the same time, the hydrogen-rich water output by the hydrogen bath device 6 is mainly used for bathing, and the requirements for the water therein are not high. Using filtered soft water can effectively protect the skin, and the water used by the hydrogen-rich water device 5 should meet the drinking water standard before it can be drunk. That is to say, water that can be used as drinking water standard after strict filtration can be mixed with hydrogen and used as hydrogen-rich water for drinking. Separating the water paths of the hydrogen bath device 6 and the hydrogen-rich water device 5 can improve the water production efficiency.

[0077] See also Figure 1 In one embodiment, the hydrogen mixing module 3 comprises:

[0078] A first hydrogen mixer, wherein the water inlet of the first hydrogen mixer is connected to the water outlet of the carbon rod filter element, the air inlet of the first hydrogen mixer is connected to the hydrogen outlet of the hydrogen-enriching module 2, and the water outlet of the first hydrogen mixer is connected to the hydrogen-enriching water device 5;

[0079] The second hydrogen mixer, the water inlet of the second hydrogen mixer is connected to the water outlet of the first resin filter element, the air inlet of the second hydrogen mixer is connected to the hydrogen outlet of the hydrogen-rich module 2, and the water outlet of the second hydrogen mixer is connected to the hydrogen bath device 6. In this way, the first hydrogen mixer can be used to fully mix drinking water and hydrogen to form hydrogen-rich water to meet the high hydrogen content and high flow rate requirements required for hydrogen-rich water, and the second hydrogen mixer can be used to fully mix soft water and hydrogen to form soft hydrogen water to meet the lower hydrogen content and lower flow rate requirements required for soft hydrogen water, thereby reducing the hydrogen content requirements of soft hydrogen water, thereby improving the water output efficiency of soft hydrogen water and reducing costs.

[0080] In one embodiment, the water outlet of the first resin filter element is also connected to the hydrogen bath device 6. In this way, under the control of the control device, the soft water output by the first resin filter element can be directly output to the hydrogen bath device 6 for bathing, so that the hydrogen bath device 6 can output two water sources, hydrogen water and soft water, which can meet the different usage requirements of users and improve the convenience of use.

[0081] In one embodiment, the whole-house water purification system further comprises:

[0082] The domestic water device 7 is connected to the water outlet of the folded PP cotton carbon rod composite filter element under the control of the control device. In this way, under the control of the control device, the primary filtered water output by the folded PP cotton carbon rod composite filter element can be output to the domestic water device 7 for use as domestic water, making the whole-house water purification system more versatile and able to meet more user needs.

[0083] In one embodiment, the domestic water device 7 can be a structure such as a faucet or a water outlet pipe.

[0084] In one embodiment, the whole-house water purification system further comprises:

[0085] The hydrogen and oxygen absorption device 8 has a hydrogen absorption port and an oxygen absorption port. The hydrogen absorption port is used to connect to the hydrogen outlet of the hydrogen-rich module 2 under the control of the control device, and the oxygen absorption port is used to connect to the oxygen outlet of the hydrogen-rich module 2 under the control of the control device. This enables the whole-house water purification waterway system to also have hydrogen supply function and oxygen supply function, with more diversified functions, which can meet more user needs.

[0086] In one embodiment, the hydrogen-rich module 2 comprises:

[0087] a second resin filter element, wherein a water inlet of the second resin filter element is connected to a water outlet of the RO filter element;

[0088] A pure water tank, wherein the water inlet of the pure water tank is connected to the water outlet of the second resin filter element;

[0089] An electrolytic cell, wherein a water inlet of the electrolytic cell is connected to a water outlet of a pure water tank, the electrolytic cell has a hydrogen outlet and an oxygen outlet, and the electrolytic cell is used to generate hydrogen and oxygen;

[0090] A water vapor separator, the inlet of the water vapor separator is connected to the oxygen outlet, the water outlet of the water vapor separator is connected to the pure water tank, and the air outlet of the water vapor separator is connected to the oxygen inlet, so as to remove water vapor from the oxygen produced by the electrolyzer, so that the oxygen output to the oxygen inlet remains dry, and at the same time, the water separated from the oxygen flows back to the pure water tank to realize the recycling of the water. Since the hydrogen-rich module 2 is provided with a second resin filter element, the drinking water output by the RO filter element can be filtered again to further improve the water quality and ensure the water quality required for the electrolyzer to work, thereby ensuring the working performance of the electrolyzer and obtaining cleaner hydrogen and oxygen. At the same time, since the hydrogen-rich module 2 has a pure water tank, the pure water tank can play the role of water storage, so that when preparing hydrogen and oxygen, the water in the pure water tank can be controlled to be extracted to the electrolyzer under the control of the control device, without starting the purification module 1, which can improve the preparation efficiency of hydrogen and oxygen.

[0091] In one embodiment, the whole-house water purification system further includes:

[0092] The third valve is connected to the control device. The third valve is arranged on the connecting pipeline between the water inlet of the pre-filter and the water supply device. The third valve is used to control the switch of the water inlet of the pre-filter under the control of the control device.

[0093] In one embodiment, the whole-house water purification system further includes:

[0094] The first booster pump is connected to the control device, and the first booster pump is arranged on the connecting pipeline between the water outlet of the pre-filter and the water inlet of the folded PP cotton carbon rod composite filter element. The first booster pump is connected to the connecting pipeline, so that the water flow input by the water supply device flows through the pre-filter, the folded PP cotton carbon rod composite filter element and the first resin filter element in sequence under the drive of the first booster pump.

[0095] In one embodiment, the whole-house water purification system further includes:

[0096] An intelligent pressure gauge is arranged on the connecting pipeline between the water outlet of the pre-filter and the water inlet of the folded PP cotton carbon rod composite filter element. The intelligent pressure gauge is closer to the water outlet of the pre-filter than the first booster pump. The intelligent pressure gauge is used to detect the water pressure in the connecting pipeline. The control device is used to control the switch of the first booster pump according to the feedback information of the intelligent pressure gauge, that is, the opening or closing of the first booster pump depends on the monitoring value of the intelligent pressure gauge. When the raw water inlet pressure is lower than the set value of the intelligent pressure gauge, the first booster pump is turned on; when the raw water inlet pressure is greater than or equal to the set value of the intelligent pressure gauge, the first booster pump is turned off.

[0097] In one embodiment, the whole-house water purification system further includes:

[0098] The seventh valve is connected to the control device, the inlet of the seventh valve is connected to the water outlet of the folded PP cotton carbon rod composite filter element, the first outlet of the seventh valve is connected to the domestic water device 7, and the second outlet of the seventh valve is connected to the inlet of the first valve. The seventh valve is used to connect the water outlet of the folded PP cotton carbon rod composite filter element, the domestic water module and the inlet of the first valve, which can reduce the number of valves used and simplify the pipeline structure, thereby further reducing costs.

[0099] See also Figure 1 In one embodiment, the whole-house water purification system further includes:

[0100] The first flow meter is arranged on the connecting pipeline between the water outlet of the folded PP cotton carbon rod composite filter element and the inlet of the seventh valve. The first flow meter is used to monitor the service life of the folded PP cotton carbon rod composite filter element. The control device is used to send a prompt signal according to the feedback information of the first flow meter to facilitate timely replacement of the folded PP cotton carbon rod composite filter element.

[0101] See also Figure 1 In one embodiment, the whole-house water purification system further includes:

[0102] A fourth valve, the fourth valve is connected to the control device, the inlet of the fourth valve is connected to the water outlet of the first resin filter element, and the first outlet of the fourth valve is connected to the hydrogen bath device 6;

[0103] A fifth valve, the fifth valve is connected to the control device, the inlet of the fifth valve is connected to the second outlet of the fourth valve, the outlet of the fifth valve is connected to the water inlet of the RO filter element, and the fifth valve is located on a side close to the water inlet of the RO filter element;

[0104] The sixth valve is connected to the control device, the first inlet of the sixth valve is connected to the second outlet of the fourth valve, the second inlet of the sixth valve is connected to the hydrogen outlet of the hydrogen-rich module 2, the outlet of the sixth valve is connected to the inlet of the second hydrogen mixer, and the sixth valve is located on the side close to the inlet of the second hydrogen mixer. In this way, the fourth valve is used to connect the water outlet of the first resin filter element, the hydrogen bath device 6 and the inlet of the fifth valve, and the fifth valve is used to connect the second outlet of the fourth valve and the water inlet of the RO filter element, and the sixth valve is used to connect the second outlet of the fourth valve, the hydrogen outlet of the hydrogen-rich module 2 and the inlet of the second hydrogen mixer, which can reduce the number of valves used and simplify the pipeline structure, thereby further reducing costs; in addition, the sixth valve can be used to preliminarily mix soft water and hydrogen to obtain preliminarily mixed hydrogen water, and then the second hydrogen mixer can be used to fully mix the hydrogen water to obtain evenly mixed soft hydrogen water. The step-by-step mixing method can improve the mixing efficiency, thereby improving the hydrogen water outlet efficiency.

[0105] In one embodiment, the whole-house water purification system further includes:

[0106] The second boost pump, the second boost pump communication control device, the second boost pump is arranged on the connecting pipeline between the second outlet of the fourth valve and the first inlet of the sixth valve, the second boost pump is connected to the connecting pipeline, so that the water flow output by the first resin filter element flows through the RO filter element, the hydrogen-rich module 2 or the second hydrogen mixer in sequence under the drive of the second boost pump.

[0107] See also Figure 1 In one embodiment, the whole-house water purification system further includes:

[0108] The eighth valve, the eighth valve is connected to the control device, the first inlet of the eighth valve is connected to the third outlet of the second valve, the second inlet of the eighth valve is connected to the hydrogen outlet of the hydrogen-rich module 2, and the outlet of the eighth valve is connected to the inlet of the first hydrogen mixer. In this way, by connecting the third outlet of the second valve and the hydrogen outlet of the hydrogen-rich module 2 through the eighth valve, the number of valves used can be reduced and the pipeline structure can be simplified, thereby further reducing costs; in addition, the eighth valve can be used to preliminarily mix drinking water and hydrogen to obtain preliminarily mixed hydrogen water, and then the first hydrogen mixer can be used to fully mix the hydrogen water to obtain hydrogen-rich water. The step-by-step mixing method can improve the mixing efficiency, thereby improving the water output efficiency of hydrogen-rich water; in addition, since the eighth valve and the sixth valve are respectively provided before the first hydrogen mixer and before the second hydrogen mixer, the eighth valve can be used to control the switch of the inlet of the first hydrogen mixer, and the sixth valve can be used to control the switch of the inlet of the second hydrogen mixer, so as to realize the diversion of water flow and air flow, and ensure that the hydrogen output by the hydrogen-rich module 2 can be transported to the first hydrogen mixer or the second hydrogen mixer according to the set program, thereby improving the water output efficiency of hydrogen-rich water or hydrogen water.

[0109] In one embodiment, the whole-house water purification system further includes:

[0110] The ninth valve is connected to the control device, the inlet of the ninth valve is connected to the water outlet of the RO filter element, the outlet of the ninth valve is connected to the water inlet of the second resin filter element, and the ninth valve is used to control the switch of the water inlet of the second resin filter element to close the ninth valve when absorbing hydrogen or oxygen, thereby ensuring that the water in the pure water tank is extracted into the electrolyzer without starting the purification module 1, thereby improving the preparation efficiency of hydrogen and oxygen.

[0111] See also Figure 1 In one embodiment, the whole-house water purification system further includes:

[0112] The second flow meter is arranged on the pipeline between the water outlet of the first resin filter element and the inlet of the fourth valve. The second flow meter is used to monitor the service life of the first resin filter element. The control device is used to send a prompt signal according to the feedback information of the second flow meter to start the regeneration function of the first resin filter element or replace the first resin filter element.

[0113] See also Figure 1 In one embodiment, the whole-house water purification system further includes:

[0114] The third flow meter is arranged on the pipeline between the water outlet of the RO filter element and the water inlet of the carbon rod filter element. The third flow meter is used to monitor the service life of the RO filter element and the carbon rod filter element. The control device is used to send a prompt signal according to the feedback information of the third flow meter, so as to replace the RO filter element and the carbon rod filter element in time.

[0115] See also Figure 1 In one embodiment, a second one-way valve is provided on the pipeline between the first outlet of the fourth valve and the hydrogen bath device 6;

[0116] A third one-way valve is provided on the pipeline between the water outlet of the RO filter element and the water inlet of the carbon rod filter element;

[0117] A fourth one-way valve is provided on the pipeline between the hydrogen outlet of the electrolyzer and the second inlet of the sixth valve;

[0118] A fifth one-way valve is provided on the pipeline between the second outlet of the second valve and the hydrogen-rich water device 5;

[0119] A sixth one-way valve and a first hydrogen detector are provided on the pipeline between the water outlet of the first hydrogen mixer and the hydrogen-rich water device 5. The first hydrogen detector is used to detect the hydrogen content of the water outlet to indirectly determine whether the electrolyzer has failed;

[0120] A seventh one-way valve and a second hydrogen detector are provided on the pipeline between the water outlet of the second hydrogen mixer and the hydrogen bath device 6. The second hydrogen detector is used to detect the hydrogen content of the water outlet to indirectly determine whether the electrolyzer has failed.

[0121] In one embodiment, the pre-filter can be automatically flushed through the control of the first flow meter. The pre-filter has a sewage outlet, and the sewage generated by the automatic flushing of the pre-filter does not need to pass through the system and can be automatically discharged.

[0122] In one embodiment, the ultraviolet sterilization module (ie, UV) in the pure water tank is automatically turned on when the system is powered on.

[0123] In one embodiment, the RO filter element can be determined to be failed by a TDS detector.

[0124] In one embodiment, the second resin filter element is judged to be invalid by TDS detection in the pure water tank.

[0125] Among them, TDS value is generally used to measure the purity of pure water. TDS is the abbreviation of total dissolved solids, which refers to the concentration of total dissolved substances in water. The unit is milligrams per liter (mg / L). It mainly reflects the concentration of Ca2+MG2+Na+K+ ions in water, and has a good correspondence with the hardness and conductivity of water. The smaller the TDS value, the lower the concentration of Ca2+MG2+Na+K+ ions in water and the lower the conductivity.

[0126] In summary, this whole-house water purification system has the following functions:

[0127] RO filter element flushing function: the third valve is opened, the seventh valve (inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (inlet is opened, the first outlet is opened, and the second outlet is closed), the first drain valve is closed, the fourth valve (inlet is opened, the first outlet is opened, and the second outlet is closed), the fifth valve is opened, the wastewater valve of the RO filter element is opened, the second valve (inlet is opened, the first outlet is opened, the second outlet is closed, and the third outlet is closed), the ninth valve is closed, the sixth valve is closed, the eighth valve is closed, the first booster pump is closed, the second booster pump is opened, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed; that is, under the action of the second booster pump, the water flows through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-first valve-first resin filter element-fourth valve-fifth valve-RO filter element-wastewater valve in sequence to flush the RO filter element and extend the life of the RO filter element.

[0128] System filter element exhaust function: the third valve is opened, the seventh valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first drain valve is closed, the fourth valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the fifth valve is opened, the wastewater valve of the RO filter element is closed, the second valve (the inlet is opened, the first outlet is opened, the second outlet is closed, and the third outlet is closed), the ninth valve is closed, the sixth valve is closed, the eighth valve is closed, the first booster pump is closed, the second booster pump is opened, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed; that is, under the action of the second booster pump, the water flow passes through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-first valve-first resin filter element-fourth valve-fifth valve-RO filter element-carbon rod filter element-second valve-drinking water device 4 in sequence, so as to exhaust the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, the RO filter element and the carbon rod filter element.

[0129] Domestic water supply function: the third valve is opened, the seventh valve (the inlet is opened, the first outlet is closed, and the second outlet is opened), the other valves are closed, the first booster pump is opened, the second booster pump is closed, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed; that is, under the action of the first booster pump, the water flows through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-domestic water device 7 in sequence, and supplies domestic water to the domestic water device 7.

[0130] Soft water bathing function: the third valve is opened, the seventh valve (inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (inlet is opened, the first outlet is opened, and the second outlet is closed), the fourth valve (inlet is opened, the first outlet is closed, and the second outlet is opened), the remaining valves are closed, the first booster pump is opened, the second booster pump is closed, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed; that is, under the action of the first booster pump, the water flows through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-first valve-first resin filter element-fourth valve-hydrogen bath device 6 in sequence, so as to provide soft water to the hydrogen bath device 6.

[0131] Soft hydrogen water bathing function: the third valve is opened, the seventh valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first drain valve is closed, the fourth valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the sixth valve (the first inlet is opened, the second inlet is opened, and the outlet is opened), the fifth valve is closed, the waste water valve of the RO filter element is closed, the ninth valve is closed, the second valve (the second outlet is closed, the first outlet is closed, the third outlet is closed, and the inlet is closed), the eighth valve (the first inlet is closed, the outlet is closed, and the second inlet is closed), the first booster pump is closed, the second booster pump is opened, the first hydrogen mixer is closed, the second hydrogen mixer is opened, and the electrolyzer is opened; that is, under the action of the second booster pump, the water flow passes through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-first valve-first resin filter element-fourth valve-sixth valve-second hydrogen mixer (the primary filtered water and hydrogen are mixed in the second hydrogen mixer to form hydrogen water)-hydrogen bath device 6 in sequence, so as to supply soft hydrogen water to the hydrogen bath device 6.

[0132] Pipeline machine water supply function: the third valve is opened, the seventh valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first drain valve is closed, the fourth valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the fifth valve is opened, the wastewater valve of the RO filter element is opened, the second valve (the inlet is opened, the first outlet is closed, the second outlet is opened, and the third outlet is closed), the ninth valve is closed, the sixth valve (the first inlet is closed, the outlet is closed, and the second inlet is closed), the eighth valve (the first inlet is closed, the outlet is closed, and the second inlet is closed), the first booster pump is closed, the second booster pump is opened, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed; that is, under the action of the second booster pump, the water flows through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-first valve-first resin filter element-fourth valve-fifth valve-RO filter element-carbon rod filter element-second valve-pipeline machine in sequence to supply drinking water to the pipeline machine.

[0133] Hydrogen-rich water supply function: the third valve is opened, the seventh valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first drain valve is closed, the fourth valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the fifth valve is opened, the wastewater valve of the RO filter element is opened, the second valve (the inlet is opened, the first outlet is closed, the second outlet is closed, and the third outlet is opened), the eighth valve (the first inlet is opened, the second inlet is opened, and the outlet is opened), the ninth valve is closed, the sixth valve (the first inlet is closed, the The second inlet is closed, the outlet is closed), the first boost pump is closed, the second boost pump is turned on, the first hydrogen mixer is turned on, the second hydrogen mixer is closed, and the electrolyzer is turned on; that is, under the action of the second boost pump, the water flows through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-the seventh valve-the first valve-the first resin filter element-the fourth valve-the fifth valve-RO filter element-carbon rod filter element-the second valve-the eighth valve-the first hydrogen mixer (the second purified water and hydrogen are mixed in the first hydrogen mixer to form hydrogen-rich water)-hydrogen-rich water device 5 in sequence, so as to supply hydrogen-rich water to the hydrogen-rich water device 5.

[0134] Drinking water supply function: the third valve is opened, the seventh valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first drain valve is closed, the fourth valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the fifth valve is opened, the wastewater valve of the RO filter element is opened, the second valve (the inlet is opened, the first outlet is opened, the second outlet is closed, and the third outlet is closed), the ninth valve is closed, the sixth valve (the first inlet is closed, the outlet is closed, and the second inlet is closed), the eighth valve (the first inlet is closed, the outlet is closed, and the second inlet is closed), the first booster pump is closed, the second booster pump is opened, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed; that is, under the action of the second booster pump, the water flow passes through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-first valve-first resin filter element-fourth valve-fifth valve-RO filter element-carbon rod filter element-second valve-drinking water device 4 in sequence, so as to provide drinking water to the drinking water device 4.

[0135] Hydrogen / oxygen absorption function: all valves are closed and the electrolytic cell is opened, that is, pure water in the pure water tank is pumped into the electrolytic cell, so that the electrolytic cell can produce hydrogen and oxygen, thereby supplying hydrogen and oxygen to the hydrogen and oxygen absorption device 8.

[0136] First resin filter element regeneration and flushing function:

[0137] Regeneration function: the third valve is opened, the seventh valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (the inlet is opened, the first outlet is closed, and the second outlet is opened), the first drain valve is opened, and the other valves are closed, the first booster pump is turned on, the second booster pump is closed, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed; that is, under the action of the first booster pump, the water flows through the third valve-pre-filter element-folded PP cotton carbon rod composite filter element-seventh valve-first valve-salt filter element-first resin filter element-first drain valve in sequence to achieve regeneration of the first resin filter element;

[0138] Flushing function: the third valve is opened, the seventh valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first valve (the inlet is opened, the first outlet is opened, and the second outlet is closed), the first drain valve is opened, the fourth valve (the inlet is opened, the first outlet is closed, and the second outlet is opened), the remaining valves are closed, the first booster pump is turned on, the second booster pump is turned off, the first hydrogen mixer is turned off, the second hydrogen mixer is turned off, and the electrolyzer is turned off; that is, under the action of the first booster pump, the water flows through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-first valve-first resin filter element in sequence, and the waste water after flushing is discharged through the first drain valve and then discharged through the fourth valve-hydrogen bath device 6 in sequence, so as to flush the regenerated first resin filter element.

[0139] Pure water tank replenishment function: When the float on the pure water tank is at a low water level, the third valve opens, the seventh valve (inlet opens, the first outlet opens, and the second outlet closes), the first valve (inlet opens, the first outlet opens, and the second outlet closes), the first drain valve closes, the fourth valve (inlet opens, the first outlet opens, and the second outlet closes), the fifth valve opens, the waste water valve of the RO filter element opens, the ninth valve opens, the second valve (inlet closes, the second outlet closes, the first outlet closes, and the third outlet closes), the sixth valve (the first inlet closes, the second outlet closes) The inlet is closed, the outlet is closed), the eighth valve (the first inlet is closed, the second inlet is closed, the outlet is closed), the second drain valve is closed, the first booster pump is closed, the second booster pump is turned on, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed; that is, under the action of the second booster pump, the water flow passes through the third valve-pre-filter-folded PP cotton carbon rod composite filter element-seventh valve-first valve-first resin filter element-fourth valve-fifth valve-RO filter element-ninth valve-second resin filter element-pure water tank in sequence, so as to replenish or change the water in the pure water tank;

[0140] When the float on the pure water tank is at a high water level, all valves are closed, the first booster pump is closed, the second booster pump is closed, the first hydrogen mixer is closed, the second hydrogen mixer is closed, and the electrolyzer is closed.

[0141] Pure water tank water replacement function: When the water in the pure water tank has been left for a certain period of time, the second drain valve opens to allow the water in the pure water tank to be discharged through the second drain valve. After a period of time, the second drain valve closes and switches to the above-mentioned pure water tank water replenishment function.

[0142] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples, unless they are contradictory.

[0143] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0144] The above are only specific implementations of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. The whole house water purification system is characterized by: include: A pre-filter, the water inlet of the pre-filter is used to communicate with the water supply device, and the pre-filter is used to filter impurities from the water input by the water supply device; A folded PP cotton carbon rod composite filter element, wherein the water inlet of the folded PP cotton carbon rod composite filter element is connected to the water outlet of the pre-filter, and the folded PP cotton carbon rod composite filter element is used to filter particles and pollutants from the water input by the pre-filter; A first resin filter element, wherein the water inlet of the first resin filter element is connected to the water outlet of the folded PP cotton carbon rod composite filter element, and the first resin filter element is used to soften the water input by the folded PP cotton carbon rod composite filter element and filter heavy metals and impurities; A salt filter element, wherein the water inlet of the salt filter element is connected to the water outlet of the folded PP cotton carbon rod composite filter element, and the water outlet of the salt filter element is connected to the water inlet of the first resin filter element, and the salt filter element is used to mix the water and salt input into the folded PP cotton carbon rod composite filter element to form brine; An RO filter element, wherein the water inlet of the RO filter element is connected to the water outlet of the first resin filter element, and the RO filter element is used to filter organic matter and heavy metal ions from the water input by the first resin filter element; A control device, wherein the control device is connected to the pre-filter, the folded PP cotton carbon rod composite filter element, the first resin filter element, the salt filter element and the RO filter element; A drinking water device is connected to the water outlet of the RO filter element under the control of the control device.

2. The whole-house water purification system according to claim 1, characterized in that: An ejector is provided on the connecting pipeline between the water outlet of the salt filter element and the water inlet of the first resin filter element. The ejector is connected to the connecting pipeline and the control device. The ejector is used to increase the flow rate of water passing through the connecting pipeline.

3. The whole-house water purification system according to claim 1, characterized in that: A TDS detector is provided on the connecting pipe between the water outlet of the salt filter element and the water inlet of the first resin filter element. The TDS detector is connected to the control device. The TDS detector is used to detect whether the salt filter element is invalid. The control device is used to issue a prompt message according to the feedback information of the TDS detector.

4. The whole-house water purification system according to claim 1, characterized in that: The first resin filter element has a drain port, the drain port is connected to a first drain valve, the first drain valve is connected to a control device, and the first drain valve is used to control the opening and closing of the drain port.

5. The whole-house water purification system according to claim 1, characterized in that: A first one-way valve is provided on the communication pipeline between the water outlet of the salt filter element and the water inlet of the first resin filter element, and the first one-way valve is connected to the communication pipeline.

6. The whole-house water purification system according to claim 1, characterized in that: The whole-house water purification system also includes: The first valve is connected to the control device, the inlet of the first valve is connected to the water outlet of the folded PP cotton carbon rod composite filter element, the first outlet of the first valve is connected to the water inlet of the first resin filter element, and the second outlet of the first valve is connected to the water inlet of the salt filter element.

7. The whole-house water purification system according to claim 1, characterized in that: The whole-house water purification system also includes: A carbon rod filter element, wherein the carbon rod filter element is connected to the control device, the water inlet of the carbon rod filter element is connected to the water outlet of the RO filter element, the water outlet of the carbon rod filter element is connected to the drinking water device, and the carbon rod filter element is used to filter residual chlorine, odor, organic pollutants, color, and turbid substances from the water input by the RO filter element.

8. The whole-house water purification system according to claim 7, characterized in that: The whole-house water purification system also includes: A pipeline machine is connected to the water outlet of the carbon rod filter element under the control of the control device.

9. The whole-house water purification system according to claim 8, characterized in that: The whole-house water purification system also includes: The second valve is connected to the control device, the inlet of the second valve is connected to the water outlet of the carbon rod filter element, the first outlet of the second valve is connected to the drinking water device, and the second outlet of the second valve is connected to the pipeline machine.

10. The whole-house water purification system according to claim 7, characterized in that: The whole-house water purification system also includes: a first flow meter, the first flow meter being arranged on a connecting pipe between a water outlet of the folded PP cotton carbon rod composite filter element and a water inlet of the first resin filter element, the first flow meter being used to monitor the service life of the folded PP cotton carbon rod composite filter element; a second flow meter, the second flow meter being disposed on a connecting pipe between a water outlet of the first resin filter element and a water inlet of the RO filter element, the second flow meter being used to monitor the service life of the first resin filter element; a third flow meter, the third flow meter being arranged on the connecting pipe between the water outlet of the RO filter element and the water inlet of the carbon rod filter element, and the third flow meter being used to monitor the service life of the RO filter element and the carbon rod filter element; The control device is connected to the first flow meter, the second flow meter and the third flow meter, and is used to issue prompt information according to feedback information from the first flow meter, the second flow meter and the third flow meter.

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