CN105800704B

CN105800704B - Cleaning and nursing device

Info

Publication number: CN105800704B
Application number: CN201610217909.1A
Authority: CN
Inventors: 谢帆
Original assignee: Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Current assignee: Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Priority date: 2016-04-08
Filing date: 2016-04-08
Publication date: 2020-11-03
Anticipated expiration: 2036-04-08
Also published as: CN105800704A

Abstract

The invention discloses a cleaning and nursing device, which comprises first to Nth filter elements, an integrated waterway, first to (N-1) th control valves and a controller, wherein the integrated waterway is respectively connected with the first to Nth filter elements and is sequentially connected with the first to Nth filter elements in series, and is provided with a water inlet, a water outlet and first to (N-1) th water outlets; the controller is communicated with the first to (N-1) th control valves, and the controller respectively controls the opening and closing of the first to (N-1) th control valves. The cleaning and nursing device can meet the water use sanitary requirements of different people, ensures the health of people, and has the advantages of simple internal water path connection, small volume, higher reliability, good appearance integrity, higher comfort, safety, reliability and long service life.

Description

Cleaning and nursing device

Technical Field

The invention relates to the technical field of water treatment equipment, in particular to a cleaning and nursing device.

Background

In daily life, people usually use tap water directly to wash by using water treatment equipment such as a water heater, however, since the tap water contains harmful substances such as residual chlorine, impurities and bacteria, and the water outlet of the water treatment equipment is single, the water use sanitation requirements of different people cannot be met, the health of people is affected, for example, when people mouth wash mouth with tap water is in oral bleeding, the people are easy to be infected secondarily by bacteria in the water, and potential safety hazards exist for cleaning private parts of women (especially women in a physiological period) and washing of infants. In addition, the water channels inside the water treatment equipment are complex in connection, large in size, poor in reliability and not attractive. In addition, the phenomenon of unstable water temperature which is suddenly cold and hot can occur in the using process, so that the user is uncomfortable and even scalded by high-temperature water, and the comfort is poor, the safety is not high and the service life is short.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the cleaning and nursing device provided by the invention can meet the water use sanitation requirements of different people, ensures the health of people, is simple in internal waterway connection, small in size, high in reliability, good in appearance integrity, high in comfort, safe, reliable and long in service life.

According to the embodiment of the invention, the cleaning and nursing device comprises: first to nth filter elements; the integrated waterway is respectively connected with the first to Nth filter elements and is sequentially connected with the first to Nth filter elements in series, the integrated waterway is provided with a water inlet, a water outlet and first to (N-1) th water outlets, the water inlet is connected with the first filter element to convey raw water to the first filter element, the water outlet is connected on the waterway between the water inlet and the first filter element to output the raw water, and the first to (N-1) th water outlets are respectively connected with the second to Nth filter elements to output purified water in the second to Nth filter elements; first to (N-1) th control valves for opening and closing the first to (N-1) th water outlets, respectively; a controller in communication with the first to (N-1) th control valves, the controller controlling opening and closing of the first to (N-1) th control valves, respectively.

According to the cleaning and nursing device disclosed by the embodiment of the invention, the water use sanitation requirements of different crowds can be met, the body health of people is ensured, the internal water path is simple in connection, small in size, high in reliability, good in appearance integrity, high in comfort, safe, reliable and long in service life.

In addition, the cleaning and nursing device according to the embodiment of the invention also has the following additional technical characteristics:

according to some embodiments of the invention, the wash care device further comprises: the raw water temperature detection device is arranged at the water inlet; the controller is communicated with the drain valve and controls the drain valve to open and close according to the raw water temperature detection value of the raw water temperature detection device.

According to some embodiments of the present invention, the controller controls only one of the drain valve and the first to (N-1) th control valves to be opened and the remaining ones of the drain valve and the first to (N-1) th control valves to be closed at the same time.

According to some embodiments of the invention, any one or more of the first to (N-1) th water outlets are respectively plural, the corresponding one or more of the first to (N-1) th control valves are respectively plural, the plural control valves respectively open and close the plural water outlets, and the controller communicates with the plural control valves and controls only one of the drain valve and the plural control valves to be opened and controls the remaining plural control valves to be closed at the same time.

According to some embodiments of the invention, the integrated waterway further has a primary outlet connected to the first cartridge to output the purified water in the first cartridge, and the drain outlet shares a waterway with the primary outlet and one of the first to (N-1) th water outlets.

According to some embodiments of the present invention, when a raw water temperature detection value of the raw water temperature detection means is less than or equal to a predetermined minimum value, the controller controls the drain valve to be opened and the first to (N-1) th control valves to be closed; when the raw water temperature detection value of the raw water temperature detection device is greater than or equal to a preset maximum value, the controller controls the drain valve to be opened and controls the first to (N-1) th control valves to be closed; and when the raw water temperature detection value of the raw water temperature detection device is greater than the preset lowest value and less than the preset highest value, the controller controls the drain valve to be closed.

According to some embodiments of the present invention, each of the drain valve and the first to (N-1) th control valves is a solenoid valve having a valve body inlet and a valve body outlet, the central axes of which are oriented in a vertical direction and coincide with each other.

According to some embodiments of the invention, the integrated waterway is detachably connected with the first to nth filter elements, the integrated waterway is provided with first to nth waterway water stopping devices for sealing the integrated waterway after the filter elements are detached, and each of the first to nth filter elements is provided with a filter element water stopping device for sealing the filter element after the filter elements are detached.

According to some embodiments of the present invention, the first to nth filter elements include a PP filter element, a PAC filter element and a PES filter element connected in series in this order, and the first to (N-1) th water outlets include a clean chlorine wash-out water outlet and a maternal and child wash-out water outlet, wherein the maternal and child wash-out water outlets are two and are a child wash-out water outlet and a private wash-out water outlet, respectively, the water inlet is connected to the PP filter element, the water outlet is connected to a water path between the water inlet and the PP filter element, the clean chlorine wash-out water outlet is connected to the PAC filter element, the child wash-out water outlet and the private wash-out water outlet are connected to the PES filter element, respectively, the first to (N-1) th control valves include a clean chlorine wash-out water control valve and a maternal and a child wash-out water control valve for opening and closing the clean chlorine wash-out water outlet, respectively, and the maternal and child wash-out water control valve for opening and closing the private wash-out water outlet, respectively A private wash-out control valve.

Further, the integrated waterway comprises: the water inlet waterway is connected with the PP filter element, and the water inlet is formed in the water inlet waterway; the water inlet waterway is connected with the water inlet waterway, and the water outlet is arranged on the water inlet waterway; a first series water circuit connected to the PP filter element and the PAC filter element respectively to connect the PP filter element and the PAC filter element in series; a second series waterway respectively connected with the PAC filter element and the PES filter element to serially connect the PAC filter element and the PES filter element; a purified chlorine flush water path connected to the second series water path, the purified chlorine flush water port and the purified chlorine flush control valve being provided on the purified chlorine flush water path; a maternal and child wash-out water waterway having a main effluent limb connected to the PES filter element and a child wash-out water limb and a private wash-out water limb connected to the main effluent limb, respectively, the child wash-out water port and the child wash-out water control valve being provided on the child wash-out water limb, the private wash-out water port and the private wash-out water control valve being provided on the private wash-out water limb.

Preferably, each of the water intake waterway, the water discharge waterway, the first serial waterway, the second serial waterway, the purified chlorine flush waterway, the child wash-out limb, and the private wash-out limb comprises a plurality of segments, wherein each segment is oriented in a vertical direction or a horizontal direction.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic diagram of a cleaning and care device according to an embodiment of the invention;

fig. 2 is a schematic structural diagram of a cleaning and care device according to an embodiment of the invention.

Reference numerals:

the cleaning and nursing device 1 is used for cleaning and nursing,

the first cartridge 110, the second cartridge 120, the third cartridge 130,

an integrated water circuit 200, a water inlet circuit 210, a water inlet 211, a water discharge circuit 220, a water discharge port 221, a purified chlorine washing water circuit 230, a first water outlet 231,

the first control valve 300, the raw water temperature detecting device 400, the drain valve 500, the housing 600, the water inlet pipe 700, and the drain pipe 800.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The present invention is based on the finding by the inventors of the present application of the following facts and problems:

in the related art, a household heating unit such as a water heater is unstable in temperature due to the fact that the heating temperature of the household heating unit is not constant, and due to the change of the external water environment, such as water pressure fluctuation. And because the washing nursing device is connected with the household heating unit in series, in the using process of the washing nursing device, when the water temperature is higher than or lower than the preset temperature of a user, the user can be uncomfortable and even scalded by high-temperature water, and the comfortableness is poor and the safety is not high, so that the part of water is equivalent to useless water for the user, but the useless water still enters the washing nursing device and is discharged by the user, and the service life of the washing nursing device is influenced.

Therefore, the cleaning and nursing device 1 provided by the invention can meet the water use sanitation requirements of different people, ensures the health of people, and has the advantages of simple internal water path connection, small volume, high reliability, good appearance integrity, high comfort, safety, reliability and long service life.

A cleaning care apparatus 1 according to an embodiment of the invention is described below with reference to fig. 1 and 2.

As shown in fig. 1 and 2, includes first to nth cartridges, an integrated water circuit 200, first to (N-1) th control valves, and a controller.

Alternatively, the washing care apparatus 1 may be connected to a heating unit such as a water heater through the water inlet pipe 700.

Specifically, the first to nth filter elements are the first filter element 110 and the second filter element 120 … … nth filter element, and N is greater than or equal to 3. The integrated water path 200 is respectively connected with the first to Nth filter elements and the first to Nth filter elements are sequentially connected in series, the integrated water path 200 is provided with a water inlet 211, a water outlet 221 and first to (N-1) th water outlets, the water inlet 211 is connected with the first filter element 110 to convey raw water to the first filter element 110, the water outlet 221 is connected on the water path between the water inlet 211 and the first filter element 110 to output raw water, the first to (N-1) th water outlets are a first water outlet 231, a second water outlet … … is a (N-1) th water outlet, N-1 is more than or equal to 2, the first to (N-1) th water outlets are respectively connected with the second to Nth filter elements to output purified water in the second to Nth filter elements, that is, the first outlet 231 is connected to the second cartridge 120, and the second outlet is connected … … to the third cartridge 130. the (N-1) th outlet is connected to the nth cartridge.

The first to (N-1) th control valves are respectively used for opening and closing the first to (N-1) th water outlets, that is, the first control valve 300 is used for opening and closing the first water outlet 231, and the second control valve is used for opening and closing the second water outlet … … and the (N-1) th control valve is used for opening and closing the (N-1) th water outlet. Wherein, only the first control valve 300 and the first water outlet 231 are shown in the drawing, and the arrangement of the second to (N-1) th control valves and the second to (N-1) th water outlets can refer to the first control valve 300 and the first water outlet 231. The controller controls the opening and closing of the first to (N-1) th control valves, respectively.

It should be noted that the first to nth means the first to nth, and the first to (N-1) th means the first to (N-1) th, and each may contain a plurality of, for example, the first to nth filter elements means the first to nth filter elements, and each may be a plurality of. It should be further noted that the integrated waterway 200 is an integrally formed waterway, for example, the integrated waterway 200 is integrally formed by ABS (Acrylonitrile Butadiene Styrene) plastic, so that the connection between the waterways is omitted, the volume of the whole waterway is reduced, the space is fully utilized, and the reliability of the waterway system is improved.

According to the cleaning and nursing device 1 provided by the embodiment of the invention, the first to the Nth filter elements are sequentially connected in series on the integrated water path 200, and the controller is used for controlling the on-off of the first to the (N-1) th control valves so as to control the on-off of the first to the (N-1) th water outlets, so that raw water flows through different filter elements in sequence and flows out from the corresponding water outlets, namely, the water can be purified to different degrees and flows out from the corresponding water outlets, and therefore, the water sanitation requirements of different crowds can be met, and the body health of people can be ensured. And, because adopt integrated water route 200, simplified inside water route connection, reduced the volume of whole water route, improved the reliability and the outward appearance wholeness of whole water route.

In addition, according to the cleaning and care device 1 of the embodiment of the present invention, the drain port 221 for outputting the raw water is further provided, so that the raw water which does not reach the requirement (for example, the raw water with too high or too low temperature) can be drained through the drain port 221 before entering the first filter element 110, and thus, not only can comfort and safety be achieved, but also the loss of the filter element due to filtering of the useless water can be avoided, and the service life of the cleaning and care device 1 can be prolonged.

Further, the cleaning and nursing device 1 according to the embodiment of the present invention further includes a raw water temperature detection device 400 and a drain valve 500.

The raw water temperature detection means 400 is provided at the water inlet 211 to detect the temperature of the raw water entering the wash care apparatus 1. The drain valve 500 is used to open and close the drain port 221. The controller communicates with the drain valve 500, and the controller controls the opening and closing of the drain valve 500 according to the raw water temperature detection value of the raw water temperature detection device 400.

The operation of the cleaning care apparatus 1 according to the embodiment of the present invention will be described below with reference to the drawings.

The raw water is heated by the heating unit and then flows to the cleaning and nursing device 1, when the raw water temperature detection value of the raw water temperature detection device 400 is higher or lower than a preset temperature value, the controller controls the drain valve 500 to be opened, and the raw water is discharged from the drain port 221 and does not enter the first filter element 110.

When the raw water temperature detection value of the raw water temperature detection device 400 is within the preset temperature value range, the controller controls the drain valve 500 to close, the raw water enters the first filter element 110, flows into the second filter element 120 after being filtered by the first filter element 110, and at this time, if the controller controls the first control valve 300 to open and controls the second to (N-1) th control valves to close, the purified water flowing out of the second filter element 120 flows out of the first water outlet 231; if the controller controls the second control valve to open and controls the first control valve 300 and the third to (N-1) -th control valves to close, then the purified water flowing out of the second filter element 120 flows into the third filter element 130, finally flows out of the second water outlet … …, and so on, and the controller controls the raw water to flow out of the corresponding water outlet after flowing through different filter elements by controlling the switches of the first to (N-1) -th control valves.

It can be understood that if the controller controls the various control valves to be opened and controls the remaining control valves to be closed, the raw water flows out of the corresponding water outlets respectively after flowing through the corresponding filter elements, so that the user can obtain water with different purification degrees at the same time.

Thus, according to the cleaning and nursing device 1 of the embodiment of the present invention, by using different types of filter elements, for example, filter elements having functions of filtering impurities, removing chlorine, or sterilizing, harmful substances such as residual chlorine, impurities, and bacteria in water can be removed, and clean sterile water, drug water, or sterilizing water can be provided for a user, thereby solving the problems of secondary infection of bacteria in water due to oral bleeding, cleaning and nursing of female private parts, bathing of infants, and the like.

In summary, according to the cleaning and nursing device 1 of the embodiment of the present invention, water can be purified to different degrees and the purified water can flow out from the corresponding water outlets, so as to meet the water sanitation requirements of different people and ensure the health of people. And, adopt integrated water route 200, simplified inside water route connection, reduced the volume of whole water route, improved the reliability and the outward appearance wholeness of whole water route.

In addition, according to the cleaning and nursing device 1 of the embodiment of the present invention, the water outlet 221 is connected to the water path between the water inlet 211 and the first filter element 110, the raw water temperature detection device 400 is disposed at the water inlet 211, and the controller controls the water discharge valve 500 to open and close the water outlet 221, so that the raw water with the temperature higher than or lower than the preset temperature is discharged before entering the first filter element 110, thereby not only preventing the discomfort of the high and low temperature water to the user and preventing the user from being scalded by the high temperature water, thereby improving the comfort and safety of the cleaning and nursing device 1, but also preventing the filter element from filtering the useless water to cause the loss, and prolonging the service life of the cleaning and nursing device 1.

According to some embodiments of the present invention, the controller controls only one of the water discharge valve 500 and the first to (N-1) th control valves to be opened and controls the water discharge valve 500 and the remaining ones of the first to (N-1) th control valves to be closed at the same time. In this way, the controller controls only one of the drain port 221 and the first to (N-1) th water outlets to be opened and the remaining to be closed at the same time, thereby realizing that only one use function is controlled to be operated at the same time. Wherein, the controller can be the circuit board, so does benefit to the realization and integrates, improves the outward appearance wholeness.

According to some embodiments of the present invention, any one or more of the first to (N-1) th water outlets are respectively plural, the corresponding one or more of the first to (N-1) th control valves are respectively plural, the plural control valves respectively open and close the plural water outlets, the controller communicates with the plural control valves, and the controller controls only the drain valve 500 and one of the plural control valves to be opened and controls the drain valve 500 and the remaining plural control valves to be closed at the same time. Therefore, purified water can flow out from different water outlets and only flows out from one water outlet at the same time, and the water purifier is convenient for users to use.

According to some embodiments of the present invention, the integrated water circuit 200 further has a primary outlet connected to the first filter element 110 to output the purified water in the first filter element 110, and the drain port 221 shares one water circuit with the primary outlet and one of the first to (N-1) th water outlets, i.e., the drain port 221 shares one water circuit with the primary outlet, or the drain port 221 shares one water circuit with one of the first to (N-1) th water outlets. For example, as shown in fig. 2, the drainage port 221 and the first water outlet 231 share a water path, and the raw water is drained from the first water outlet 231 after the drainage valve 500 is opened, so that the appearance of the cleaning and nursing device 1 is more integral and convenient to install, water marks on walls and the like caused by water flowing out from the water pipe due to improper installation of the water pipe are avoided, and the water pipe is short when being connected to a sewer.

It will be appreciated that the drain 221 may also discharge raw water out of the wash care apparatus 1 through the drain pipe 800 as shown in fig. 1, thereby preventing the raw water from being mixed with the purified water, so that the entire waterway system is more sanitary.

In some embodiments of the present invention, when the raw water temperature detection value of the raw water temperature detection device 400 is less than or equal to a predetermined minimum value, the controller controls the drain valve 500 to be opened and controls the first to (N-1) th control valves to be closed; when the raw water temperature detection value of the raw water temperature detection device 400 is greater than or equal to a predetermined maximum value, the controller controls the drain valve 500 to be opened and controls the first to (N-1) th control valves to be closed; when the raw water temperature detection value of the raw water temperature detection device 400 is greater than a predetermined lowest value and less than a predetermined highest value, the controller controls the drain valve 500 to be closed.

For example, when the raw water temperature is less than or equal to 30 ℃, the controller controls the drain valve 500 to be opened and controls the first to (N-1) th control valves to be closed; when the raw water temperature is higher than 30 ℃ and lower than 48 ℃, the controller controls the drainage valve 500 to close; when the raw water temperature is greater than or equal to 48 ℃, the controller controls the drain valve 500 to be opened and controls the first to (N-1) th control valves to be closed. Therefore, only the raw water with the temperature of more than 30 ℃ and less than 48 ℃ can enter the first filter element 110, and the raw water with the temperature of less than or equal to 30 ℃ and the temperature of more than or equal to 48 ℃ is discharged, so that a user can obtain the purified water with the ideal temperature, and the filter element can be protected.

In the embodiment shown in fig. 1 and 2, each of the water discharge valve 500 and the first to (N-1) th control valves is a solenoid valve having a valve body inlet and a valve body outlet, the central axes of which are oriented in the vertical direction and coincide with each other. For example, each of the drain valve 500 and the first to (N-1) th control valves is a 180-degree angle solenoid valve, and the valve body inlet and the valve body outlet are simultaneously attached to the integrated water circuit 200, thereby eliminating an additional pipe connection position, and reducing the space occupied by the drain valve 500, the first to (N-1) th control valves, and the integrated water circuit 200 inside the washing and nursing device 1, and achieving a more compact structure.

According to some embodiments of the present invention, the integrated waterway 200 is detachably connected to the first to nth cartridges, respectively, the integrated waterway 200 is provided with first to nth waterway water stop devices to seal the integrated waterway 200 after the cartridges are detached, and each of the first to nth cartridges is provided with a cartridge water stop device to seal the cartridge after the cartridge is detached. From this, realize dismantling the filter core and do not drip, the user uses more conveniently.

In the embodiment shown in fig. 1 and 2, the first to nth filter elements include a PP (polypropylene) filter element, a PAC (polyaluminium chloride) filter element, and a PES (polyethersulfone resin) filter element connected in series in this order, i.e., the first filter element 110 is a PP filter element, the second filter element 120 is a PAC filter element, and the third filter element 130 is a PES filter element. The first to (N-1) th water outlets include a clean chlorine wash water outlet and a maternal and child wash water outlet, for example, the first water outlet 231 is a clean chlorine wash water outlet, and the second water outlet is a maternal and child wash water outlet, wherein the maternal and child wash water outlets are two and are a child wash water outlet and a private wash water outlet, respectively. The water inlet 211 is connected to the PP cartridge, the water outlet 221 is connected to a water path between the water inlet 211 and the PP cartridge, the clean chlorine wash-out water port is connected to the PAC cartridge, the infant wash-out water port and the private wash-out water port are connected to the PES cartridge, respectively, and the first to (N-1) th control valves include a clean chlorine wash-out water control valve for opening and closing the clean chlorine wash-out water port, an infant wash-out water control valve for opening and closing the infant wash-out water port, and a private wash-out water control valve for opening and closing the private wash-out water port, for example, the first control valve 300 is a clean chlorine wash-out water control valve, and the second control valves are two and are an infant wash-out water control valve and a private wash-out water.

Therefore, raw water enters the PP filter element from the water inlet 211, enters the PAC filter element after being subjected to impurity removal of the PP filter element, is divided into two paths of water flows after being subjected to PAC filter element removal of harmful substances such as residual chlorine, heavy metal ions and the like, wherein one path of water flows to the chlorine-cleaning water outlet and flows out of the chlorine-cleaning water outlet when the chlorine-cleaning water control valve is opened, and the other path of water flows to the PES filter element, is subjected to further sterilization of the PES filter element and then flows to the infant water outlet and the private water outlet respectively, flows out of the infant water outlet when the infant water control valve is opened, and flows out of the private water outlet when the private water control valve is opened. Therefore, a clean water source is provided for a user, sterile water for cleaning and nursing private parts is provided for women, gynecological inflammation is assisted to be treated, and sterile bath water is provided for infants.

It should be understood that the private washing water port can be designed into different structures of infant washing water ports according to actual needs, for example, a medicine adding box is additionally arranged on the private washing water port, so that medicine water or sterilizing water is provided for nursing private parts of women.

Further, the integrated waterway 200 may include an intake waterway 210, a discharge waterway 220, a first series waterway, a second series waterway, a net chlorine wash-out waterway 230, and a maternal and child wash-out waterway. The water inlet waterway 210 is connected with the PP filter element, and the water inlet 211 is arranged on the water inlet waterway 210. The drain waterway 220 is connected to the inlet waterway 210, and the drain port 221 and the drain valve 500 are provided on the drain waterway 220. The first series waterway is respectively connected with the PP filter element and the PAC filter element so as to be connected with the PP filter element and the PAC filter element in series. The second series waterway is respectively connected with the PAC filter element and the PES filter element so as to be connected with the PAC filter element and the PES filter element in series. The purified chlorine washing water circuit 230 is connected to the second series circuit, and the purified chlorine washing water port and the purified chlorine washing control valve are provided on the purified chlorine washing water circuit 230.

The woman and child wash-out water waterway is provided with a main wash-out water limb, an infant wash-out water limb and a private wash-out water limb, wherein the main wash-out water limb is connected with the PES filter element, the infant wash-out water limb and the private wash-out water limb are respectively connected with the main wash-out water limb, an infant wash-out water opening and an infant wash-out water control valve are arranged on the infant wash-out water limb, and the private wash-out water opening and the private wash-out water control valve are arranged on the private wash-out water limb. So, through integrated into one piece play whole water route on integrated water route 200, reduced the internal piping connection, the water route is arranged compacter, and drain valve 500, chlorine purification wash the control valve, the infant washes out water control valve and wash out water control valve simple to operate with the privacy.

Preferably, each of the incoming water circuit 210, the outgoing water circuit 220, the first series circuit, the second series circuit, the net chlorine wash water circuit 230, the child wash water limb, and the private wash water limb comprises a plurality of segments, wherein each segment is oriented in a vertical or horizontal direction, thus further conserving interior space.

The cleaning and care device 1 according to one embodiment of the invention is described in detail below with reference to fig. 1, it being understood that the following description is illustrative only and is not to be construed as limiting the invention.

As shown in fig. 1, the cleaning and nursing device 1 according to the embodiment of the present invention includes first to third filter elements, an integrated water path 200, a first control valve 300, a second control valve, a raw water temperature detecting device 400, a drain valve 500, a controller, and a housing 600.

Specifically, the first to third filter elements, the integrated water path 200, the first control valve 300, the second control valve, the raw water temperature detection device 400, the drain valve 500, and the controller are all provided in the case 600. The first to third filter elements are a first filter element 110, a second filter element 120 and a third filter element 130 which are connected in series in sequence. The integrated water path 200 is provided with a water inlet water path 210, a water discharge water path 220, a first series water path, a second series water path, a purified chlorine washing water path 230 and a women and children washing water path, the water inlet water path 210 is connected with the first filter element 110, the water inlet water path 210 is provided with a water inlet 211, and the raw water temperature detection device 400 is arranged at the water inlet 211. The drain water path 220 is connected to the inlet water path 210 and has a drain port 221, and the drain valve 500 is provided on the drain water path 220. The first series circuit is connected to the first and

second cartridges

110 and 120, respectively. The second series water path is connected to the second filter element 120 and the third filter element 130, respectively. The purified chlorine flush water circuit 230 is connected to the second series circuit and has a first water outlet 231, and a first control valve 300 is provided on the purified chlorine flush water circuit 230. The women and children wash-out water path is provided with a second water outlet and comprises a main water outlet limb, a child wash-out limb and a private wash-out limb, the main water outlet limb is connected with the third filter element 130, the child wash-out limb and the private wash-out limb are respectively connected with the main water outlet limb, and a second control valve is arranged on the women and children wash-out water path. Each of the intake waterway 210, the discharge waterway 220, the first series waterway, the second series waterway, the purified chlorine eluate waterway 230, the child wash-out limb, and the private eluate limb includes a plurality of segments, wherein each segment is oriented in an up-down direction or a left-right direction.

Specifically, the cleaning and nursing device 1 is connected to a water heater through a water inlet pipe 700, and is communicated with the outside through a water outlet pipe 800. The first filter element 110 is a PP filter element, the second filter element 120 is a PAC filter element, and the third filter element 130 is a PES filter element. The first water outlet 231 is a purified chlorine washing water outlet and the first control valve 300 is a purified chlorine washing control valve, the second water outlets are two and are respectively an infant washing water outlet and a private washing water outlet, the second control valves are two and are respectively an infant washing water control valve and a private washing water control valve, the infant washing water outlet and the infant washing water control valve are arranged on an infant washing water outlet, and the private washing water outlet and the private washing water control valve are arranged on a private washing water outlet. Each of the drain valve 500, the purified chlorine wash control valve, the infant wash-out water control valve, and the private wash-out water control valve is a 180-degree-angle solenoid valve.

The controller is a circuit board, is respectively communicated with the drain valve 500, the chlorine purification washing control valve, the infant washing water control valve and the private washing water control valve, and controls only one of the drain valve 500, the chlorine purification washing control valve, the infant washing water control valve and the private washing water control valve to be opened and the other to be closed at the same time according to the raw water temperature detection value of the raw water temperature detection device 400.

The operation of the cleaning and care device 11 according to the embodiment of the present invention will be described with reference to the drawings.

When the raw water temperature detection value of the raw water temperature detection device 400 is less than or equal to 30 ℃, or when the raw water temperature detection value of the raw water temperature detection device 400 is greater than or equal to 48 ℃, the controller controls the drain valve 500 to be opened, and controls the chlorine purification washing control valve, the infant washing water control valve, and the private washing water control valve to be closed, and the raw water is discharged through the drain pipe 800.

When the raw water temperature detection value of the raw water temperature detection device 400 is more than 30 ℃ and less than 48 ℃, the controller controls the drain valve 500 to be closed and controls one of the chlorine cleaning control valve, the infant washout water control valve and the private washout water control valve to be opened, raw water enters the PP filter element from the water inlet water path 210, enters the PAC filter element after impurities are removed by the PP filter element, is separated into two paths of water flows after harmful substances such as residual chlorine, heavy metal ions and the like are removed by the PAC filter element, one path of water flows enters the chlorine cleaning washout water path 230 and flows out from the chlorine cleaning water outlet when the chlorine cleaning water control valve is opened, the other path of water flows into the PES filter element, enters the PES filter element after being further sterilized and then enters the water outlet main limb, and at the moment, the water flows are separated into two paths to respectively enter the infant washout water limb and the private washout water, and flows out from the infant wash-out water port when the infant wash-out water control valve is opened, and flows out from the private wash-out water port when the private wash-out water control valve is opened.

Therefore, according to the cleaning and nursing device 1 provided by the embodiment of the invention, discomfort of high-temperature and low-temperature water to a user can be prevented, the user can be prevented from being scalded by the high-temperature water, the comfort and the safety of the cleaning and nursing device 1 are improved, the loss caused by the fact that a filter element filters useless water can be avoided, and the service life of the cleaning and nursing device 1 is prolonged.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "a specific embodiment," "an alternative embodiment," "an example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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

Claims

1. A cleaning and care device, comprising:

first to nth filter elements;

the integrated waterway is respectively connected with the first to Nth filter elements and is sequentially connected with the first to Nth filter elements in series, the integrated waterway is provided with a water inlet, a water outlet and first to (N-1) th water outlets, the water inlet is connected with the first filter element to convey raw water to the first filter element, the water outlet is connected on the waterway between the water inlet and the first filter element to output the raw water which does not reach the use requirement, and the first to (N-1) th water outlets are respectively connected with the second to Nth filter elements to output the purified water in the second to Nth filter elements;

first to (N-1) th control valves for opening and closing the first to (N-1) th water outlets, respectively;

a controller in communication with the first to (N-1) th control valves, the controller controlling opening and closing of the first to (N-1) th control valves, respectively;

the raw water temperature detection device is arranged at the water inlet;

a drain valve for opening and closing the drain outlet, the controller communicating with the drain valve and controlling the opening and closing of the drain valve according to the raw water temperature detection value of the raw water temperature detection device,

the controller controls only one of the drain valve and the first to (N-1) th control valves to be opened and the remaining ones of the drain valve and the first to (N-1) th control valves to be closed at the same time.

2. The wash care device according to claim 1, wherein any one or more of said first to (N-1) th water outlets are plural, respectively, corresponding one or more of said first to (N-1) th control valves are plural, respectively, plural of said control valves open and close plural of said water outlets, respectively, said controller communicates with plural of said control valves and controls only one of said drain valve and plural of said control valves to be opened and the remaining ones of said drain valve and plural of said control valves to be closed at the same time.

3. The wash care device of claim 1, wherein the integrated waterway further has a primary outlet connected to the first cartridge for outputting purified water within the first cartridge, the drain port sharing a single waterway with the primary outlet and one of the first through (N-1) th water outlets.

4. The washing and nursing device of claim 1, wherein when the raw water temperature detection value of the raw water temperature detection device is less than or equal to a predetermined minimum value, the controller controls the drain valve to be opened and the first to (N-1) th control valves to be closed;

when the raw water temperature detection value of the raw water temperature detection device is greater than or equal to a preset maximum value, the controller controls the drain valve to be opened and controls the first to (N-1) th control valves to be closed;

and when the raw water temperature detection value of the raw water temperature detection device is greater than the preset lowest value and less than the preset highest value, the controller controls the drain valve to be closed.

5. The wash care device according to claim 1, wherein each of the drain valve and the first to (N-1) th control valves is a solenoid valve having a valve body inlet and a valve body outlet, the central axes of which are oriented in a vertical direction and coincide with each other.

6. The cleaning and nursing device of claim 1, wherein the integrated waterway is detachably connected to the first to nth filter elements, the integrated waterway is provided with first to nth waterway water stop devices for sealing the integrated waterway after the filter elements are detached, and each of the first to nth filter elements is provided with a filter element water stop device for sealing the filter element after the filter elements are detached.

7. The wash care device according to any one of claims 1 to 6, wherein the first to N-th filter elements comprise a PP filter element, a PAC filter element and a PES filter element connected in series in this order, and the first to N-th water outlets comprise a clean chlorine wash-out port and a maternal and child wash-out port, wherein the maternal and child wash-out ports are two and are a child wash-out port and a private wash-out port, respectively, the water inlet is connected to the PP filter element, the water outlet is connected to a water path between the water inlet and the PP filter element, the clean chlorine wash-out port is connected to the PAC filter element, the child wash-out port and the private wash-out port are connected to the PES filter element, respectively, and the first to N-th (1) control valves comprise a clean chlorine wash-out water control valve and a maternal and child water control valve for opening and closing the clean chlorine wash-out port, the two women and children washing-out water control valves are respectively an infant washing-out water control valve for opening and closing the infant washing-out water port and a private washing-out water control valve for opening and closing the private washing-out water port.

8. The wash care device of claim 7, wherein the integrated waterway comprises:

the water inlet waterway is connected with the PP filter element, and the water inlet is formed in the water inlet waterway;

the water inlet waterway is connected with the water inlet waterway, and the water outlet is arranged on the water inlet waterway;

a first series water circuit connected to the PP filter element and the PAC filter element respectively to connect the PP filter element and the PAC filter element in series;

a second series waterway respectively connected with the PAC filter element and the PES filter element to serially connect the PAC filter element and the PES filter element;

a purified chlorine flush water path connected to the second series water path, the purified chlorine flush water port and the purified chlorine flush control valve being provided on the purified chlorine flush water path;

a maternal and child wash-out water waterway having a main effluent limb connected to the PES filter element and a child wash-out water limb and a private wash-out water limb connected to the main effluent limb, respectively, the child wash-out water port and the child wash-out water control valve being provided on the child wash-out water limb, the private wash-out water port and the private wash-out water control valve being provided on the private wash-out water limb.

9. The wash care device of claim 8, wherein each of the intake waterway, the discharge waterway, the first serial waterway, the second serial waterway, the net chlorine wash out waterway, the baby wash out limb, and the intimate wash out limb comprises a plurality of segments, wherein each segment is oriented in a vertical or horizontal direction.