Water purifier

Abstract

The utility model provides a water purifier. The water purifier comprises a bubble water generating device, a purified drinking water filtering device, a first electromagnetic three-way valve, a second electromagnetic three-way valve, a third electromagnetic three-way valve, a first pipeline, a second pipeline and a controller, the controller is electrically connected with the first electromagnetic three-way valve, the second electromagnetic three-way valve and the third electromagnetic three-way valve. The water inlet is communicated with a first water inlet of the first electromagnetic three-way valve through a first pipeline and a second pipeline provided with a bubble water generating device; a first water outlet of the first electromagnetic three-way valve communicates with a second water inlet of the second electromagnetic three-way valve; a second water outlet of the first electromagnetic three-way valve is communicated with a third water inlet of the third electromagnetic three-way valve through a purified drinking water filtering device; a third water outlet of the second electromagnetic three-way valve is communicated with the bubble water outlet; a fourth water outlet of the third electromagnetic three-way valve is communicated with the purified drinking water outlet. According to the water purifier, the problem of water path overlapping of the purified drinking water path and the bubble water path can be avoided, so that cross contamination of purified drinking water and bubble water is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of household appliances, in particular to a water purifier. BACKGROUND

[0002] With the increasingly high requirement of users on the quality of life, the function of the water purifier is also evolving to meet the needs of different purposes. The water purifier on the market can not only provide clean drinking water, but also provide bubble water for washing vegetables and fruits. However, the water purifier on the market currently has the problem of water route overlap between the clean drinking water route and the bubble water route, which leads to cross contamination of clean drinking water and bubble water. Therefore, the water purifier still needs to be improved. SUMMARY

[0003] The technical problem to be solved by the utility model is to overcome the defect that the water purifier in the prior art has the problem of water route overlap between the clean drinking water route and the bubble water route, which leads to cross contamination of clean drinking water and bubble water, and to provide a water purifier.

[0004] The utility model solves the above technical problem through the following technical scheme:

[0005] The utility model provides a water purifier, which comprises a water inlet, a bubble water generating device, a clean drinking water filtering device, a first electromagnetic three-way valve, a second electromagnetic three-way valve, a third electromagnetic three-way valve, a bubble water outlet, a clean drinking water outlet, a first pipeline, a second pipeline and a controller.

[0006] The controller is electrically connected with the first electromagnetic three-way valve, the second electromagnetic three-way valve and the third electromagnetic three-way valve respectively.

[0007] The water inlet is communicated with the first water inlet of the first electromagnetic three-way valve through the first pipeline and the second pipeline respectively.

[0008] The bubble water generating device is arranged on the second pipeline.

[0009] The first water outlet of the first electromagnetic three-way valve is communicated with the second water inlet of the second electromagnetic three-way valve.

[0010] The second water outlet of the first electromagnetic three-way valve is communicated with the third water inlet of the third electromagnetic three-way valve through the clean drinking water filtering device.

[0011] The third water outlet of the second electromagnetic three-way valve is communicated with the bubble water outlet.

[0012] The fourth water outlet of the third electromagnetic three-way valve is communicated with the clean drinking water outlet.

[0013] Optionally, the water purifier further comprises a fourth electromagnetic three-way valve and a heating device.

[0014] the fifth water outlet of the second electromagnetic three-way valve and the sixth water outlet of the third electromagnetic three-way valve are communicated with the fourth water inlet of the fourth electromagnetic three-way valve through the heating device;

[0015] the seventh water outlet of the fourth electromagnetic three-way valve is communicated with the bubble water outlet;

[0016] the eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified water outlet.

[0017] Optionally, the water purifier further comprises a first temperature sensor;

[0018] the seventh water outlet of the fourth electromagnetic three-way valve is communicated with the bubble water outlet through the first temperature sensor;

[0019] the first temperature sensor is electrically connected with the controller;

[0020] and / or;

[0021] the water purifier further comprises a second temperature sensor;

[0022] the eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified water outlet through the second temperature sensor;

[0023] the second temperature sensor is electrically connected with the controller.

[0024] Optionally, the bubble water generating device comprises a gas cylinder, an air regulating valve and a gas generator;

[0025] the gas cylinder is communicated with the gas generator through the air regulating valve;

[0026] the air regulating valve is electrically connected with the controller;

[0027] wherein, the gas cylinder is used to provide air; the air regulating valve is used to control the air flow of the air entering into the gas generator; the gas generator is used to dissolve the air into water to form bubble water.

[0028] Optionally, the purified water filtering device comprises a first filter element and a second filter element;

[0029] the second water outlet of the first electromagnetic three-way valve is communicated with the third water inlet of the third electromagnetic three-way valve through the first filter element and the second filter element in sequence.

[0030] Optionally, the water purifier further comprises a wastewater outlet;

[0031] the water outlet of the first filter element is communicated with the wastewater outlet.

[0032] Optionally, the water purifier further comprises a third filter element;

[0033] The water inlet is communicated with the first pipeline and the second pipeline through the third filter element.

[0034] Optionally, the water purifier further comprises a booster pump;

[0035] The first pipeline and the second pipeline are communicated with the first water inlet of the first electromagnetic three-way valve through the booster pump.

[0036] Optionally, the water purifier further comprises a first water inlet electromagnetic valve;

[0037] The first water inlet electromagnetic valve is arranged on the first pipeline;

[0038] The first water inlet electromagnetic valve is electrically connected with the controller;

[0039] and / or;

[0040] The water purifier further comprises a second water inlet electromagnetic valve;

[0041] The second water inlet electromagnetic valve is arranged on the second pipeline;

[0042] The second water inlet electromagnetic valve is electrically connected with the controller;

[0043] and / or;

[0044] The water purifier further comprises a first water outlet electromagnetic valve;

[0045] The first water outlet electromagnetic valve is arranged at the bubble water outlet;

[0046] The first water outlet electromagnetic valve is electrically connected with the controller;

[0047] and / or;

[0048] The water purifier further comprises a second water outlet electromagnetic valve;

[0049] The second water outlet electromagnetic valve is arranged at the purified drinking water outlet

[0050] The second water outlet electromagnetic valve is electrically connected with the controller.

[0051] Optionally, the water purifier further comprises a first check valve;

[0052] The fifth water outlet of the second electromagnetic three-way valve and the sixth water outlet of the third electromagnetic three-way valve are further communicated with the fourth water inlet of the fourth electromagnetic three-way valve through the first check valve;

[0053] and / or;

[0054] The water purifier further comprises a second one-way valve;

[0055] The third water outlet of the second electromagnetic three-way valve is communicated with the bubble water outlet through the second one-way valve;

[0056] and / or;

[0057] The water purifier further comprises a third one-way valve;

[0058] The seventh water outlet of the fourth electromagnetic three-way valve is communicated with the bubble water outlet through the third one-way valve;

[0059] and / or;

[0060] The water purifier further comprises a fourth one-way valve;

[0061] The eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified drinking water outlet through the fourth one-way valve;

[0062] and / or;

[0063] The water purifier further comprises a fifth one-way valve;

[0064] The fourth water outlet of the third electromagnetic three-way valve is communicated with the purified drinking water outlet through the fifth one-way valve.

[0065] The positive progress effect of the utility model lies in that the first pipeline and the second pipeline divide the water into two water paths, which can deliver the water to the purified drinking water filtering device to be converted into purified drinking water, or deliver the water to the bubble water generating device to be converted into bubble water, and the setting of the first electromagnetic three-way valve, the second electromagnetic three-way valve and the third electromagnetic three-way valve can avoid the water path overlapping problem of the purified drinking water path and the bubble water path, and further can prevent the cross contamination of the purified drinking water and the bubble water when they are delivered to the respective outlets. BRIEF DESCRIPTION OF DRAWINGS

[0066] Figure 1 It is a module schematic view of a water purifier according to an embodiment of the utility model.

[0067] Figure 2 It is a structure schematic view of a water purifier according to an embodiment of the utility model. DETAILED DESCRIPTION

[0068] The utility model will be explained more completely in combination with the drawings by taking a preferred embodiment.

[0069] In order to avoid the water path overlapping problem of the purified drinking water path and the bubble water path of the water purifier, the utility model embodiment provides a water purifier. Figure 1A module schematic view of a water purifier according to an embodiment of the present utility model is shown in the figure. The water purifier comprises: a water inlet, a bubble water generating device, a purified drinking water filtering device, a first electromagnetic three-way valve 11, a second electromagnetic three-way valve 12, a third electromagnetic three-way valve 13, a bubble water outlet, a purified drinking water outlet, a first pipeline, a second pipeline and a controller 14.

[0070] The controller 14 is electrically connected with the first electromagnetic three-way valve 11, the second electromagnetic three-way valve 12 and the third electromagnetic three-way valve 13 respectively. The water inlet is communicated with the first water inlet of the first electromagnetic three-way valve 11 through the first pipeline and the second pipeline respectively. The bubble water generating device is arranged on the second pipeline. The first water outlet of the first electromagnetic three-way valve 11 is communicated with the second water inlet of the second electromagnetic three-way valve 12. The second water outlet of the first electromagnetic three-way valve 11 is communicated with the third water inlet of the third electromagnetic three-way valve 13 through the purified drinking water filtering device. The third water outlet of the second electromagnetic three-way valve 12 is communicated with the bubble water outlet. The fourth water outlet of the third electromagnetic three-way valve 13 is communicated with the purified drinking water outlet.

[0071] The bubble water generating device arranged on the second pipeline is used for converting the water into bubble water for the user to clean vegetables and fruits. The water enters the purified drinking water filtering device through the first pipeline to be converted into purified water for the user to drink.

[0072] When the user needs bubble water, the controller 14 controls the first water inlet of the first electromagnetic three-way valve 11, the first water outlet of the first electromagnetic three-way valve 11, the second water inlet of the second electromagnetic three-way valve 12 and the third water outlet of the second electromagnetic three-way valve 12 to be opened, so that the bubble water flows out from the bubble water outlet.

[0073] When the user needs purified drinking water, the controller 14 controls the first water inlet of the first electromagnetic three-way valve 11, the second water outlet of the first electromagnetic three-way valve 11, the third water inlet of the third electromagnetic three-way valve 13 and the fourth water outlet of the third electromagnetic three-way valve 13 to be opened, so that the purified drinking water flows out from the purified drinking water outlet.

[0074] In the embodiment, the water is divided into two water pipelines through the first pipeline and the second pipeline, which can deliver the water to the purified drinking water filtering device to be converted into purified drinking water, or deliver the water to the bubble water generating device to be converted into bubble water. Then, the control of the first electromagnetic three-way valve 11, the second electromagnetic three-way valve 12 and the third electromagnetic three-way valve 13 by the controller 14 can avoid the problem of water pipeline overlapping between the purified drinking water pipeline and the bubble water pipeline, and further prevent the cross contamination when the purified drinking water and the bubble water are delivered to the respective outlets.

[0075] In one embodiment, the water purifier further comprises a fourth electromagnetic three-way valve and a heating device; the fifth water outlet of the second electromagnetic three-way valve 12 and the sixth water outlet of the third electromagnetic three-way valve 13 are communicated with the fourth water inlet of the fourth electromagnetic three-way valve through the heating device; the seventh water outlet of the fourth electromagnetic three-way valve is communicated with the sparkling water outlet; and the eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified drinking water outlet.

[0076] When the user needs the sparkling water at the first preset temperature, the controller 14 controls the first water inlet of the first electromagnetic three-way valve 11, the first water inlet of the first electromagnetic three-way valve 11, the second water inlet of the second electromagnetic three-way valve 12, the fifth water outlet of the second electromagnetic three-way valve 12, the fourth water inlet of the fourth electromagnetic three-way valve, and the seventh water outlet of the fourth electromagnetic three-way valve to be opened, so that the sparkling water heated by the heating device flows out from the sparkling water outlet.

[0077] When the user needs the purified drinking water at the first preset temperature, the controller 14 controls the first water inlet of the first electromagnetic three-way valve 11, the second water outlet of the first electromagnetic three-way valve 11, the third water inlet of the third electromagnetic three-way valve 13, the sixth water outlet of the third electromagnetic three-way valve 13, the fourth water inlet of the fourth electromagnetic three-way valve, and the eighth water outlet of the fourth electromagnetic three-way valve to be opened, so that the purified drinking water flows out from the purified drinking water outlet.

[0078] Preferably, the first preset temperature can be set by the user according to the user's needs.

[0079] In the embodiment, for example, the user needs different sparkling water temperatures in winter and summer, and the user needs different purified drinking water temperatures when making baby milk powder and tea, so the heating device can meet the user's needs for water temperature, and the controller 14 can control the first electromagnetic three-way valve 11, the second electromagnetic three-way valve 12, and the third electromagnetic three-way valve 13 to heat the purified drinking water and the sparkling water, and avoid the problem of water path overlap of the purified drinking water and the sparkling water after heating, thereby preventing cross contamination when the purified drinking water and the sparkling water after heating are delivered to the respective outlets.

[0080] In one embodiment, the water purifier further comprises a first temperature sensor; the seventh water outlet of the fourth electromagnetic three-way valve is communicated with the sparkling water outlet through the first temperature sensor; and the first temperature sensor is electrically connected with the controller 14.

[0081] The first temperature sensor is used to detect the temperature of the sparkling water, and if the temperature deviation of the sparkling water is greater than or equal to a second preset threshold, the first temperature sensor transmits a temperature signal to the controller 14 to make the controller 14 fine-tune the power of the heating device. Preferably, the second preset temperature can be set to 2 degrees.

[0082] In the embodiment, the first temperature sensor is arranged to detect the temperature of the sparkling water in real time, and the controller 14 is adjusted according to the detected temperature of the sparkling water, so as to meet the needs of the user and improve the user experience.

[0083] In one embodiment, the water purifier further comprises a second temperature sensor; the eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified drinking water outlet through the second temperature sensor; and the second temperature sensor is electrically connected with the controller 14.

[0084] The second temperature sensor is used to detect the temperature of the sparkling water, and when the temperature deviation of the sparkling water is greater than or equal to a second preset threshold, the second temperature sensor transmits a temperature signal to the controller 14, so as to adjust the power of the heating device. The second preset temperature can be set according to the needs of the user. Preferably, the second preset temperature can be set to 2 degrees.

[0085] In the embodiment, the second temperature sensor is arranged to detect the temperature of the sparkling water in real time, and the controller 14 is adjusted according to the detected temperature of the sparkling water, so as to meet the needs of the user and improve the user experience.

[0086] In one embodiment, the sparkling water generating device comprises: a gas cylinder, an air regulating valve and a gas generator; the gas cylinder is communicated with the gas generator through the air regulating valve; and the air regulating valve is electrically connected with the controller 14.

[0087] The gas cylinder is used to provide air; the air regulating valve is used to control the air flow of the air entering the gas generator; and the gas generator is used to dissolve the air into the water to form the sparkling water.

[0088] In the embodiment, the air flow of the air entering the gas generator is controlled by the air regulating valve, so as to adjust the concentration of the sparkling water generated by the sparkling water generating device, so as to meet the needs of the user when cleaning different types of food.

[0089] In one embodiment, the purified drinking water filtering device comprises a first filter element and a second filter element; the second water outlet of the first electromagnetic three-way valve 11 is communicated with the third water inlet of the third electromagnetic three-way valve 13 through the first filter element and the second filter element in sequence.

[0090] The first filter element can be an MNF composite filter element, and the second filter element can be a PCF composite filter element.

[0091] In the embodiment, the first filter element and the second filter element are arranged to convert the water into purified drinking water, so as to have a higher purification efficiency, so as to make the obtained purified drinking water cleaner and safer, and thus to ensure the safety and health of the user drinking water.

[0092] In one embodiment, the water purifier further comprises a waste water outlet; the water outlet of the first filter element is in communication with the waste water outlet.

[0093] In the embodiment, a one-way valve can also be arranged between the water outlet of the first filter element and the waste water outlet to prevent waste water from flowing back and polluting the water filtered by the first filter element in the water purifier.

[0094] In one embodiment, the water purifier further comprises a third filter element; the water inlet is in communication with the first pipeline and the second pipeline through the third filter element.

[0095] The third filter element can be a pre-filter element of a PCF composite filter element.

[0096] In the embodiment, the third filter element can filter large particles in the water and effectively remove residual chlorine, antibiotics, and odors in the water. This helps not only to protect the subsequent filter elements and prolong the service life of the subsequent filter elements, but also to improve the taste of the water, remove odors, and make the water clearer and more refreshing.

[0097] In one embodiment, the water purifier further comprises a booster pump; the first pipeline and the second pipeline are in communication with the first water inlet of the first electromagnetic three-way valve 11 through the booster pump.

[0098] In the embodiment, the booster pump can pressurize the water from the first filter element to ensure that the water in the water purifier flows more smoothly in the water pipeline.

[0099] In one embodiment, the water purifier further comprises a first water inlet electromagnetic valve; the first water inlet electromagnetic valve is arranged on the first pipeline; the first water inlet electromagnetic valve is electrically connected with the controller 14.

[0100] In the embodiment, the first water inlet electromagnetic valve can be arranged to control the on-off of the water flow in the first pipeline to meet the water demand of the user. For example, when the user needs to drink the purified water, the controller 14 controls the first water inlet electromagnetic valve to open to make the water flow through the first pipeline and then reach the purified water filtering device.

[0101] In one embodiment, the water purifier further comprises a second water inlet electromagnetic valve; the second water inlet electromagnetic valve is arranged on the second pipeline; the second water inlet electromagnetic valve is electrically connected with the controller 14.

[0102] In the embodiment, the second water inlet electromagnetic valve can be arranged to control the on-off of the water flow in the second pipeline to meet the water demand of the user. For example, when the user needs to generate the sparkling water, the controller 14 controls the second water inlet electromagnetic valve to open to make the water flow through the second pipeline and then reach the sparkling water generating device.

[0103] In one embodiment, the water purifier further comprises a first water outlet electromagnetic valve; the first water outlet electromagnetic valve is arranged at the bubble water outlet; and the first water outlet electromagnetic valve is electrically connected with the controller 14.

[0104] In the embodiment, by arranging the first water outlet electromagnetic valve, the phenomenon that the bubble water in the water path still slowly leaks out when the bubble water outlet is closed can be prevented, so as to improve the user experience.

[0105] In one embodiment, the water purifier further comprises a second water outlet electromagnetic valve; the second water outlet electromagnetic valve is arranged at the purified drinking water outlet; and the second water outlet electromagnetic valve is electrically connected with the controller 14.

[0106] In the embodiment, by arranging the first water outlet electromagnetic valve, the phenomenon that the bubble water in the water path still slowly leaks out when the bubble water outlet is closed can be prevented, so as to improve the user experience.

[0107] In one embodiment, the water purifier further comprises a first one-way valve; the fifth water outlet of the second electromagnetic three-way valve 12 and the sixth water outlet of the third electromagnetic three-way valve 13 are further communicated with the fourth water inlet of the fourth electromagnetic three-way valve through the first one-way valve.

[0108] In the embodiment, by arranging the first one-way valve, the backflow of the heated bubble water or the purified drinking water can be prevented. Further, when the water outlet is closed for a long time, the unheated bubble water, the unheated purified drinking water, the heated bubble water, and the heated purified drinking water will not be circulated, so that the water temperature used by the user is accurate, and the user experience is improved.

[0109] In one embodiment, the water purifier further comprises a second one-way valve; the third water outlet of the second electromagnetic three-way valve 12 is communicated with the bubble water outlet through the second one-way valve.

[0110] In the embodiment, by arranging the second one-way valve, the backflow of the normal-temperature bubble water can be prevented. Further, when the water outlet is closed for a long time, the unheated bubble water, the unheated purified drinking water, the heated bubble water, and the heated purified drinking water will not be circulated, so that the water temperature used by the user is accurate, and the user experience is improved.

[0111] In one embodiment, the water purifier further comprises a third one-way valve; the seventh water outlet of the fourth electromagnetic three-way valve is communicated with the bubble water outlet through the third one-way valve.

[0112] In the embodiment, by arranging the third one-way valve, the backflow of the heated bubble water can be prevented. Further, when the water outlet is closed for a long time, the unheated bubble water, the unheated purified drinking water, the heated bubble water, and the heated purified drinking water will not be circulated, so that the water temperature used by the user is accurate, and the user experience is improved.

[0113] In one embodiment, the water purifier further comprises a fourth one-way valve; the eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified drinking water outlet through the fourth one-way valve.

[0114] In the embodiment, the fourth one-way valve is arranged to prevent the backflow of the heated purified drinking water. Further, when the water outlet is closed for a long time, the unheated sparkling water, the unheated purified drinking water, the heated sparkling water and the heated purified drinking water will not circulate, so that the water temperature used by the user is accurate, thereby improving the user experience.

[0115] In one embodiment, the water purifier further comprises a fifth one-way valve; the fourth water outlet of the third electromagnetic three-way valve 13 is communicated with the purified drinking water outlet through the fifth one-way valve.

[0116] In the embodiment, the fifth one-way valve is arranged to prevent the backflow of the purified drinking water at normal temperature. Further, when the water outlet is closed for a long time, the unheated sparkling water, the unheated purified drinking water, the heated sparkling water and the heated purified drinking water will not circulate, so that the water temperature used by the user is accurate, thereby improving the user experience.

[0117] In one embodiment, Figure 2 The structure of the water purifier is shown in the structure of the water purifier of one embodiment of the utility model, which is combined Figure 2 The working principle of the water purifier is explained.

[0118] When the user needs purified drinking water at normal temperature: the first water inlet electromagnetic valve 206 is opened, so that the water flowing from the water inlet 201 is filtered through the third filter element 202 and then input to the first pipeline 204; the water flowing out of the first pipeline 204 is pressurized by the booster pump 212 and then sequentially delivered to the first filter element 209 and the second filter element 203 (the first filter element 209 and the second filter element 203 together constitute a purified drinking water filtering device) through the first water inlet of the first electromagnetic three-way valve 11 and the second water outlet of the first electromagnetic three-way valve 11 for filtration; the purified drinking water filtered by the second filter element 203 is delivered to the purified drinking water outlet 225 through the third water inlet of the third electromagnetic three-way valve 13, the fourth water outlet of the third electromagnetic three-way valve 13, the fifth one-way valve 223 and the second water outlet electromagnetic valve 224. It should be noted that the opening and closing of the first water inlet electromagnetic valve 206, the booster pump 212, the first water inlet of the first electromagnetic three-way valve 11, the second water outlet of the first electromagnetic three-way valve 11, the third water inlet of the third electromagnetic three-way valve 13, the fourth water outlet of the third electromagnetic three-way valve 13, the fifth one-way valve 223 and the second water outlet electromagnetic valve 224 are controlled by the controller 14 Figure 2The PCF composite filter core can be divided into a pre-filter core and a post-filter core when the synchronous control is not shown. According to the functional characteristics of the pre-filter core and the post-filter core, the pre-filter core can be taken as the third filter core 202, and the post-filter core can be taken as the second filter core 203 to purify the incoming water. In addition, the first filter core 209 discharges the filtered wastewater to the wastewater outlet through the sixth electromagnetic valve 210 and the third water outlet electromagnetic valve 211.

[0119] When the user needs normal-temperature sparkling water: the second water inlet electromagnetic valve 207 is opened, the water flow entering from the water inlet 201 is filtered through the third filter core 202 and then input to the second pipeline 205, and the sparkling water is generated through the sparkling water generating device 208; the sparkling water flowing out of the second pipeline 205 is pressurized by using the booster pump 212, and then sequentially passes through the first water inlet of the first electromagnetic three-way valve 11, the first water outlet of the first electromagnetic three-way valve 11, the second water inlet of the second electromagnetic three-way valve 12, the third water outlet of the second electromagnetic three-way valve 12, the second one-way valve 220, and the first water outlet electromagnetic valve 218, and is delivered to the sparkling water outlet 219. It should be noted that the opening and closing of the second water inlet electromagnetic valve 207, the sparkling water generating device 208, the booster pump 212, the first water inlet of the first electromagnetic three-way valve 11, the first water outlet of the first electromagnetic three-way valve 11, the second water inlet of the second electromagnetic three-way valve 12, the third water outlet of the second electromagnetic three-way valve 12, the second one-way valve 220, and the first water outlet electromagnetic valve 218 are synchronously controlled by the controller 14 Figure 2 (not shown in the figure).

[0120] When the user needs purified drinking water at the first preset temperature, the first inlet solenoid valve 206 is opened, allowing water entering from the inlet 201 to pass through the third filter element 202 and then be input into the first pipe 204. The booster pump 212 pressurizes the water flowing out of the first pipe 204, and then sequentially delivers it through the first inlet and second outlet of the first solenoid three-way valve 11 to the first filter element 209 and the second filter element 203 (the first filter element 209 and the second filter element 203 together...). The purified drinking water is filtered by the second filter element 203 and then sequentially passed through the third inlet of the third electromagnetic three-way valve 13, the sixth outlet of the third electromagnetic three-way valve 13, the first one-way valve 213, the heating device 214, the fourth inlet of the fourth electromagnetic three-way valve 215, the eighth outlet of the fourth electromagnetic three-way valve 215, the second temperature sensor 221, the fourth one-way valve 222, and the second outlet solenoid valve 224 to the purified drinking water outlet 225. It should be noted that the opening and closing of the first inlet solenoid valve 206, the booster pump 212, the first inlet of the first solenoid three-way valve 11, the second outlet of the first solenoid three-way valve 11, the third inlet of the third solenoid three-way valve 13, the sixth outlet of the third solenoid three-way valve 13, the first check valve 213, the heating device 214, the fourth inlet of the fourth solenoid three-way valve 215, the eighth outlet of the fourth solenoid three-way valve 215, the second temperature sensor 221, the fourth check valve 222, and the second outlet solenoid valve 224 are controlled by the controller 14. Figure 2 (Not shown in the image) Synchronously controlled, the PCF composite filter element can be divided into a pre-filter element and a post-filter element. Based on the functional characteristics of the pre-filter element and the post-filter element, the pre-filter element can be used as the third filter element 202, and the post-filter element can be used as the second filter element 203 to purify the incoming water. The heating device 214 can be an adjustable power heating element, and the first preset temperature can be set by the user according to their needs. In addition, the first filter element 209 discharges the filtered wastewater to the wastewater outlet through the sixth solenoid valve 210 and the third outlet solenoid valve 211.

[0121] When the user needs bubble water of the first preset temperature, the second water inlet electromagnetic valve 207 is opened, so that the water flow entering from the water inlet 201 is filtered through the third filter element 202 and then input to the second pipeline 205, and bubble water is generated through the bubble water generating device 208; after the bubble water flowing out of the second pipeline 205 is pressurized by the booster pump 212, the bubble water is sequentially conveyed to the bubble water outlet 219 through the first water inlet of the first electromagnetic three-way valve 11, the first water outlet of the first electromagnetic three-way valve 11, the second water inlet of the second electromagnetic three-way valve 12, the fifth water outlet of the second electromagnetic three-way valve 12, the first check valve 213, the heating device 214, the fourth water inlet of the fourth electromagnetic three-way valve 215, the seventh water outlet of the fourth electromagnetic three-way valve 215, the first temperature sensor 216, the third check valve 217 and the first water outlet electromagnetic valve 218. It should be noted that the opening and closing of the second water inlet electromagnetic valve 207, the booster pump 212, the bubble water generating device 208, the first water inlet of the first electromagnetic three-way valve 11, the first water outlet of the first electromagnetic three-way valve 11, the second water inlet of the second electromagnetic three-way valve 12, the fifth water outlet of the second electromagnetic three-way valve 12, the first check valve 213, the heating device 214, the fourth water inlet of the fourth electromagnetic three-way valve 215, the seventh water outlet of the fourth electromagnetic three-way valve 215, the first temperature sensor 216, the third check valve 217 and the first water outlet electromagnetic valve 218 are synchronously controlled by the controller 14 (not shown). Figure 2 The heating device 214 can be a power-adjustable heating body, and the first preset temperature can be set by the user as required.

[0122] It should be noted that the present application does not involve the improvement of the controller generating adjustment instructions, and the specific implementation mode can be referred to the related technical description.

[0123] Although the specific embodiments of the present application are described above, those skilled in the art should understand that this is only an example, and the protection scope of the present application is defined by the appended claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principles and essence of the present application, and these changes and modifications all fall within the protection scope of the present application.

Claims

1. A water purifier characterized by comprising: The water purifier comprises a water inlet, a bubble water generating device, a purified drinking water filtering device, a first electromagnetic three-way valve, a second electromagnetic three-way valve, a third electromagnetic three-way valve, a bubble water outlet, a purified drinking water outlet, a first pipeline, a second pipeline and a controller; The controller is electrically connected with the first electromagnetic three-way valve, the second electromagnetic three-way valve and the third electromagnetic three-way valve respectively; The water inlet is communicated with a first water inlet of the first electromagnetic three-way valve through the first pipeline and the second pipeline respectively; The bubble water generating device is arranged on the second pipeline; A first water outlet of the first electromagnetic three-way valve is communicated with a second water inlet of the second electromagnetic three-way valve; A second water outlet of the first electromagnetic three-way valve is communicated with a third water inlet of the third electromagnetic three-way valve through the purified drinking water filtering device; A third water outlet of the second electromagnetic three-way valve is communicated with the bubble water outlet; A fourth water outlet of the third electromagnetic three-way valve is communicated with the purified drinking water outlet.

2. The water purifier according to claim 1, wherein The water purifier further comprises a fourth electromagnetic three-way valve and a heating device; A fifth water outlet of the second electromagnetic three-way valve and a sixth water outlet of the third electromagnetic three-way valve are communicated with a fourth water inlet of the fourth electromagnetic three-way valve through the heating device; A seventh water outlet of the fourth electromagnetic three-way valve is communicated with the bubble water outlet; An eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified drinking water outlet.

3. The water purifier according to claim 2, wherein The water purifier further comprises a first temperature sensor; The seventh water outlet of the fourth electromagnetic three-way valve is communicated with the bubble water outlet through the first temperature sensor; The first temperature sensor is electrically connected with the controller; And / or; The water purifier further comprises a second temperature sensor; The eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified drinking water outlet through the second temperature sensor; The second temperature sensor is electrically connected with the controller.

4. The water purifier as claimed in claim 1, wherein, The bubble water generating device comprises a gas cylinder, an air adjusting valve and a gas generator; The gas cylinder is communicated with the gas generator through the air adjusting valve; The air adjusting valve is electrically connected with the controller; The gas cylinder is used for providing air; the air adjusting valve is used for controlling air flow of the air entering into the gas generator; and the gas generator is used for dissolving the air into water to form bubble water.

5. The water purifier as claimed in claim 1, wherein, The purified drinking water filtering device comprises a first filter core and a second filter core; The second water outlet of the first electromagnetic three-way valve is communicated with the third water inlet of the third electromagnetic three-way valve through the first filter core and the second filter core in sequence.

6. The water purifier of claim 5, wherein The water purifier further comprises a waste water outlet; A water outlet of the first filter core is communicated with the waste water outlet.

7. The water purifier of claim 1, wherein The water purifier further comprises a third filter core; The water inlet is communicated with the first pipeline and the second pipeline through the third filter core.

8. The water purifier of claim 1, wherein The water purifier further comprises a booster pump; The first pipeline and the second pipeline are communicated with the first water inlet of the first electromagnetic three-way valve through the booster pump.

9. The water purifier of claim 1, wherein The water purifier further comprises a first water inlet electromagnetic valve; The first water inlet electromagnetic valve is arranged on the first pipeline; The first water inlet electromagnetic valve is electrically connected with the controller; And / or; The water purifier further comprises a second water inlet electromagnetic valve; The second water inlet electromagnetic valve is arranged on the second pipeline; The second water inlet electromagnetic valve is electrically connected with the controller; And / or; The water purifier further comprises a first water outlet electromagnetic valve; The first water outlet electromagnetic valve is arranged at the bubble water outlet; The first water outlet electromagnetic valve is electrically connected with the controller; And / or; The water purifier further comprises a second water outlet electromagnetic valve; The second water outlet electromagnetic valve is arranged at the purified water outlet The second water outlet electromagnetic valve is electrically connected with the controller.

10. The water purifier as claimed in claim 2, wherein, The water purifier further comprises a first check valve; The fifth water outlet of the second electromagnetic three-way valve and the sixth water outlet of the third electromagnetic three-way valve are further communicated with the fourth water inlet of the fourth electromagnetic three-way valve through the first check valve; And / or; The water purifier further comprises a second check valve; The third water outlet of the second electromagnetic three-way valve is communicated with the bubble water outlet through the second check valve; And / or; The water purifier further comprises a third check valve; The seventh water outlet of the fourth electromagnetic three-way valve is communicated with the bubble water outlet through the third check valve; And / or; The water purifier further comprises a fourth check valve; The eighth water outlet of the fourth electromagnetic three-way valve is communicated with the purified water outlet through the fourth check valve; And / or; The water purifier further comprises a fifth check valve; The fourth water outlet of the third electromagnetic three-way valve is communicated with the purified water outlet through the fifth check valve.

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