CN219217581U - Waterway plate structure - Google Patents

Abstract

The embodiment of the utility model discloses a waterway plate structure. The waterway plate structure comprises a waterway plate body and a waterway structure arranged in the waterway plate body, wherein the waterway structure comprises a micro-bubble water waterway, a pure water waterway and a concentrated water waterway; the micro bubble water channel and part of water channels in the pure water channel form a public water channel together, and the public water channel comprises a booster pump water inlet and a booster pump water outlet; the concentrated water waterway comprises an air inlet pipeline first connecting port, and the public waterway further comprises an air inlet pipeline second connecting port; along the water flow path of the public waterway, the second connecting port of the air inlet pipeline is positioned in front of the water inlet of the booster pump; the air inlet pipeline first connecting port and the air inlet pipeline second connecting port are used for being connected with the air inlet pipeline connected with the air inlet assembly respectively. The waterway plate structure provided by the utility model has high integration level, and meanwhile, the air inlet pipeline is arranged on the concentrated water waterway, so that the water saving rate can be improved.

Description

Waterway plate structure

Technical Field

The embodiment of the utility model relates to the technical field of water purification, in particular to a waterway plate structure.

Background

The existing water purifier mainly aims at providing purified drinking water, is generally used for washing fruits, vegetables and oil, or directly serves as drinking water, and the like, has single function, and has very limited water purifying and washing effects and poor cleaning capability after purification.

The application of micro-bubble water has gradually been developed into the field of water purification, wherein the micro-bubble water is formed by mixing water and air, and the size of internal bubbles is generally between 1 and 100 microns. The water purifier with the microbubble water function releases the microbubble water at the tail end of the faucet or the water outlet pipeline, so that a user can automatically use the water for cleaning fruits, vegetables, meat and eggs, and the water purifier has the functions of removing pesticide residues, cleaning micropores, sterilizing and disinfecting and the like.

The existing water purifier with the microbubble water function is generally provided with a pressure container independently, water is discharged after high-pressure mixing is carried out inside, a certain volume is occupied, the integration level is poor, and meanwhile the use cost is increased.

Disclosure of Invention

The utility model provides a waterway plate structure, which solves the defects of the prior art, realizes that a booster pump and an RO filter element of the prior water purifier are utilized to mix air and water to generate micro bubble water, can reduce the connecting structure of the waterway plate structure and the volume of the water purifier, and reduce the cost.

The embodiment of the utility model provides a waterway plate structure, which comprises a waterway plate body and a waterway structure arranged in the waterway plate body, wherein the waterway structure comprises a micro-bubble water waterway, a pure water waterway and a concentrated water waterway;

The micro-bubble water waterway and part of waterways in the pure water waterway form a public waterway together, and the public waterway comprises a booster pump water inlet and a booster pump water outlet which are used for being connected with the booster pump respectively;

the concentrated water waterway comprises an air inlet pipeline first connecting port, and the public waterway further comprises an air inlet pipeline second connecting port; the second connecting port of the air inlet pipeline is positioned in front of the water inlet of the booster pump along the water flow path of the public waterway; the air inlet pipeline first connecting port and the air inlet pipeline second connecting port are used for being connected with an air inlet pipeline connected with an air inlet assembly respectively.

Optionally, the waterway board body comprises a waterway board body, and the waterway board body comprises a first board body, a second board body and a third board body which is respectively and integrally connected with the first board body and the second board body;

the third plate body is internally provided with a part of the waterway structure, and the waterway structure inside the third plate body is connected with the waterway structure in the first plate body and the second plate body.

Optionally, the waterway board body further comprises a first cover board and a second cover board;

the first cover plate is welded with the surface of the first side of the first plate body oppositely, and part of the waterway structure is formed inside the first cover plate; the second cover plate is welded with the surface of the second side of the second plate body oppositely and forms part of the waterway structure inside; the first side and the second side are two sides of the waterway board body, which deviate from each other in a first direction, and the first direction is a direction perpendicular to the first board body or the second board body.

Optionally, the water inlet of the booster pump is arranged on the surface of the second side of the second cover plate, and the water outlet of the booster pump is arranged on the surface of the first side of the second plate body;

the air inlet pipeline first connecting port and the air inlet pipeline second connecting port are both arranged on the second cover plate.

Optionally, the public waterway further comprises an RO filter element water inlet and an RO filter element water outlet, which are respectively connected with the RO filter element;

the RO filter core water inlet and the RO filter core water outlet are both arranged on the surface of the second side on the first plate body.

Optionally, the micro-bubble water channel comprises a micro-bubble water outlet, and the pure water channel comprises a pure water outlet;

the microbubble water outlet and the pure water outlet are both arranged on one side edge of the second cover plate, and the outlet direction is parallel to the plane where the second cover plate is located.

Optionally, the public waterway further comprises a first water inlet, a first water outlet, a second water inlet and a second water outlet; the first water inlet and the first water outlet are respectively connected with the water inlet and the water outlet of the front filter element in the composite filter element, and the second water inlet and the second water outlet are respectively connected with the water inlet and the water outlet of the rear filter element in the composite filter element;

The first water inlet, the first water outlet, the second water inlet and the second water outlet are all arranged on the surface of the second side of the first plate body.

Optionally, the public waterway further comprises a pressure reducing valve water inlet and a pressure reducing valve water outlet, wherein the pressure reducing valve water inlet and the pressure reducing valve water outlet are respectively connected with the pressure reducing valve; the water inlet of the pressure reducing valve and the water outlet of the pressure reducing valve are sequentially arranged in front of the second connecting port of the air inlet pipeline along the water flow path of the public waterway;

the pressure reducing valve water inlet and the pressure reducing valve water outlet are arranged on one side edge of the first plate body, and the outlet faces to be parallel to the plane where the first plate body is located.

Optionally, the pure water waterway further comprises a unidirectional high-voltage switch water inlet and a unidirectional high-voltage switch water outlet, wherein the unidirectional high-voltage switch water inlet and the unidirectional high-voltage switch water outlet are respectively connected with the unidirectional high-voltage switch;

the unidirectional high-pressure switch water inlet and the unidirectional high-pressure switch water outlet are sequentially arranged behind the RO filter core water outlet along the water flow path of the pure water waterway;

the unidirectional high-voltage switch water inlet and the unidirectional high-voltage switch water outlet are both arranged on the surface of the first side of the second plate body.

Optionally, the concentrated water waterway further comprises a first water inlet valve water outlet and a first water inlet valve water inlet; the first water inlet valve water outlet and the first water inlet valve water inlet are respectively connected with the first water inlet valve;

the first water inlet valve water inlet and the first water inlet valve water outlet are sequentially arranged on the concentrated water path; the first water inlet valve water outlet and the first water inlet valve water inlet are arranged on the surface of the first side of the second plate body.

Optionally, the concentrated water waterway further comprises a drain valve water inlet and a drain valve water outlet; the water inlet and the water outlet of the drainage valve are respectively connected with the drainage valve;

the drainage valve water inlet and the drainage valve water outlet are sequentially arranged on the concentrated water path and positioned behind the first water inlet valve water outlet, and the air inlet pipeline first connecting port is positioned between the first water inlet valve water outlet and the drainage valve water inlet; the drain valve water inlet and the drain valve water outlet are arranged on the surface of the first side of the second plate body.

Optionally, the concentrated water waterway further comprises an RO filter element concentrated water outlet, wherein the RO filter element concentrated water outlet is used for being connected with the concentrated water outlet of the RO filter element; the RO filter element concentrated water outlet is arranged on the concentrated water path and is positioned in front of the water inlet of the first water inlet valve;

The RO filter element concentrated water outlet is arranged on the surface of the second side of the first plate body.

Optionally, the concentrated water waterway further comprises a concentrated water combination valve water outlet and a concentrated water combination valve water inlet; the water outlet of the concentrated water combination valve and the water inlet of the concentrated water combination valve are respectively connected with the concentrated water combination valve;

the water inlet of the concentrated water combination valve and the water outlet of the concentrated water combination valve are sequentially arranged on the concentrated water path and positioned between the concentrated water outlet of the RO filter element and the water inlet of the first water inlet valve; the concentrated water combined valve water outlet and the concentrated water combined valve water inlet are arranged on the surface of the second side of the second cover plate.

Optionally, the concentrated water waterway further comprises a concentrated water outlet; the concentrated water outlet is arranged on the concentrated water path and is positioned behind the water outlet of the drain valve;

the concentrated water outlet is arranged on one side edge of the second cover plate, and the outlet direction is parallel to the plane where the second cover plate is positioned.

Optionally, the public waterway further comprises a water inlet and a low-voltage switch connector, wherein the low-voltage switch connector is used for connecting a low-voltage switch;

the water inlet and the low-pressure switch connecting port are sequentially arranged in front of the first water inlet along the water flow path of the public waterway;

The water inlet is arranged on one side edge of the second cover plate, and the inlet direction is parallel to the plane where the second cover plate is positioned; the low-voltage switch connection port is arranged on the surface of the first side of the second plate body.

Optionally, the public waterway further comprises a first external waterway bridge, and the first external waterway bridge is arranged between the first water outlet and the water inlet of the pressure reducing valve along the water flow path of the public waterway;

the first plate outer waterway bridge is arranged on the surface of the first side of the first cover plate.

Optionally, the micro-bubble water channel further comprises a second plate external water channel bridge, and the second plate external water channel bridge is positioned between the RO filter element water outlet and the unidirectional high-pressure switch water inlet along the water flow path of the micro-bubble water channel;

the second plate outer waterway bridge is arranged on the surface of the first side of the first cover plate.

Optionally, the first plate body and the second plate body are parallel to each other, and the first plate body and the second plate body are arranged along a first direction and the projections along the first direction do not overlap;

the first plate body is located at a first side of the second plate body in the first direction, and the second plate body is located at a second side of the first plate body in the first direction.

The waterway plate structure provided by the embodiment of the utility model comprises a waterway plate body and a waterway structure arranged in the waterway plate body, wherein the waterway structure comprises a micro-bubble water waterway, a pure water waterway and a concentrated water waterway; the micro bubble water channel and part of water channels in the pure water channel are shared to form a public water channel, and the public water channel comprises a booster pump water inlet and a booster pump water outlet which are respectively connected with the booster pump; the concentrated water waterway comprises an air inlet pipeline first connecting port, and the public waterway further comprises an air inlet pipeline second connecting port; along the water flow path of the public waterway, the second connecting port of the air inlet pipeline is positioned in front of the water inlet of the booster pump; the air inlet pipeline first connecting port and the air inlet pipeline second connecting port are used for being connected with the air inlet pipeline connected with the air inlet assembly respectively. According to the technical scheme provided by the embodiment of the utility model, the pure water waterway and the micro-bubble water waterway are integrated into the waterway plate structure, so that the pressurization by the booster pump of the existing water purifier is realized so as to mix air and water in the RO filter core, the micro-bubble water can be generated without independently providing an air-water mixing container, meanwhile, the connecting ports of the waterway plate are reduced, the integration level is high, and the whole space is saved. In addition, through setting up the admission line between dense water route and booster pump water inlet, can make the part dense water in the waterway system flow back through the admission line for preparation microbubble water improves the water conservation rate.

Drawings

Fig. 1 is a schematic view of a waterway structure provided in a waterway board body according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a waterway board structure according to an embodiment of the present utility model;

fig. 3 to fig. 5 are schematic diagrams illustrating positions of different waterways on a first side of a first plate of a waterway plate structure according to an embodiment of the present utility model;

fig. 6 to fig. 8 are schematic diagrams illustrating positions of different waterways on a second side of a second plate of the waterway board structure according to an embodiment of the present utility model;

fig. 9 is a schematic structural diagram of the waterway board structure according to an embodiment of the present utility model under a first side view after assembling each part;

fig. 10 is a schematic structural diagram of the waterway board structure according to an embodiment of the present utility model at a second side view angle after assembling each part;

wherein 100-waterway plate body, 201-booster pump water inlet, 202-booster pump water outlet, 203-RO filter core water inlet, 204-RO filter core water outlet, 205-inlet pipe first connecting port, 206-inlet pipe second connecting port, 110-waterway plate body, 120-first cover plate, 130-second cover plate, 111-first plate body, 112-second plate body, 113-third plate body, 227-microbubble water outlet, 228-pure water outlet, 207-first water inlet, 208-first water outlet, 209-second water inlet, 210-second water outlet, 211-relief valve water inlet, 212-relief valve water outlet, 213-unidirectional high-pressure switch water inlet, 214-unidirectional high-pressure switch water outlet, 215-RO cartridge concentrate outlet, 216-concentrate combination valve outlet, 217-concentrate combination valve inlet, 218-first inlet valve outlet, 219-first inlet valve inlet, 220-drain valve inlet, 221-drain valve outlet, 222-concentrate outlet, 223-inlet, 224-low pressure switch connection port, 225-first off-board waterway bridge, 226-second off-board waterway bridge, 229-second inlet valve outlet, 1-low pressure switch, 2-one-way high pressure switch, 3-first inlet valve, 4-drain valve, 5-first one-way valve, 6-booster pump, 7-relief valve, 8-air pump, 9-RO cartridge, 10-composite cartridge, 11-concentrate combination valve, 12-second inlet valve, 13-a third water inlet valve, 14-a second one-way valve, 15-a defoaming component and 16-a bubbler.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

The terminology used in the embodiments of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. It should be noted that, the terms "upper", "lower", "left", "right", and the like in the embodiments of the present utility model are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present utility model. In addition, in the context, it will also be understood that when an element is referred to as being formed "on" or "under" another element, it can be directly formed "on" or "under" the other element or be indirectly formed "on" or "under" the other element through intervening elements. The terms "first," "second," and the like, are used for descriptive purposes only and not for any order, quantity, or importance, but rather are used to distinguish between different components. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Fig. 1 is a schematic view of a waterway structure provided in a waterway board body according to an embodiment of the present utility model, fig. 2 is a schematic view of a waterway board structure provided in an embodiment of the present utility model, fig. 3 to fig. 5 are schematic views of different waterways on a first side of a first board body of the waterway board structure provided in an embodiment of the present utility model, and fig. 6 to fig. 8 are schematic views of different waterways on a second side of a second board body of the waterway board structure provided in an embodiment of the present utility model; fig. 9 is a schematic structural diagram of the waterway board structure according to an embodiment of the present utility model under a first side view angle after assembling each part, and fig. 10 is a schematic structural diagram of the waterway board structure according to an embodiment of the present utility model under a second side view angle after assembling each part.

Referring to fig. 1, 4, 5 and 7, the waterway plate structure includes a waterway plate body 100 and a waterway structure disposed in the waterway plate body 100, the waterway structure including a micro bubble water waterway, a pure water waterway and a concentrated water waterway; the micro bubble water channel and part of the pure water channel form a public water channel together, and the public water channel comprises a booster pump water inlet 201 (figure 5) and a booster pump water outlet 202 (figure 4) which are used for being respectively connected with the booster pump 6; referring to fig. 1, 3 and 5, the concentrate waterway includes an intake pipe first connection port 205 (fig. 3), and the public waterway further includes an intake pipe second connection port 206 (fig. 5); along the water flow path of the public waterway, the air inlet pipeline second connection port 206 is positioned before the water inlet 201 of the booster pump; the intake duct first connection port 205 and the intake duct second connection port 206 are for connection with intake ducts (not shown in the figure) to which the intake assembly is connected, respectively.

Wherein the public waterway refers to a part of waterway shared by the micro bubble water waterway and the pure water waterway in the waterway structure, and relates to a booster pump water inlet 201 and a booster pump water outlet 202 for connecting the booster pump 6. The booster pump 6 can be an improved booster pump through a special diaphragm booster pump of a reverse osmosis system, the output working pressure is 100Psi, the flow is 3-4L/min, the inner cavity of the pump head of the booster pump is subjected to flow channel optimization treatment, a certain amount of air can be adapted to existence and final removal, the requirements of high-pressure mixed gas water under different conditions such as continuity and intermittence are finally met, and the normal reverse osmosis membrane working state can be switched at any time.

The first inlet pipe connector 205 is disposed in the concentrated water path, the second inlet pipe connector 206 is disposed in front of the booster pump water inlet 201 of the public water path, and the first inlet pipe connector 205 and the second inlet pipe connector 206 are connected with the inlet pipe connected with the inlet assembly respectively, so that the inlet assembly can drive air into the water path system to enable gas to enter the booster pump 6. The booster pump 6 essentially also acts as a power means for providing an increased water pressure to facilitate the mixing of water and air in the RO cartridge 9 after the air has entered the water circuit.

In an alternative embodiment, referring to fig. 1 and 9, the air intake assembly may include an air pump 8 and a first check valve 5, where the first check valve 5 is located on an air outlet pipe of the air pump 8, and the first check valve 5 is conducted in a direction in which the air pump 8 faces the public waterway. The air pump 8 and the first one-way valve 5 form an air inlet component of the micro-bubble water waterway, the air pump 8 is responsible for pumping, the first one-way valve 5 is used for controlling one-way air inlet, and the waterway system is prevented from reversely flowing out of water through the air pump 8.

Because the air inlet component of the waterway structure of the embodiment is arranged before the water inlet 201 of the booster pump, after the air inlet component drives air into the waterway structure, the air is pressurized by the booster pump 6, and then the air and water are mixed in the RO filter element 9, so that a pressure vessel is not required to be independently arranged to mix the air and the water, the overall integration level is increased, and the overall volume is reduced.

According to the technical scheme, the water channel plate structure comprises a water channel plate body and a water channel structure arranged in the water channel plate body, wherein the water channel structure comprises a micro-bubble water channel, a pure water channel and a concentrated water channel; the micro bubble water channel and part of water channels in the pure water channel are shared to form a public water channel, and the public water channel comprises a booster pump water inlet and a booster pump water outlet which are respectively connected with the booster pump; the concentrated water waterway comprises an air inlet pipeline first connecting port, and the public waterway further comprises an air inlet pipeline second connecting port; along the water flow path of the public waterway, the second connecting port of the air inlet pipeline is positioned in front of the water inlet of the booster pump; the air inlet pipeline first connecting port and the air inlet pipeline second connecting port are used for being connected with the air inlet pipeline connected with the air inlet assembly respectively. According to the embodiment of the utility model, the pure water waterway and the micro bubble water waterway are integrated into one waterway plate structure, so that the pressurization by using the booster pump of the existing water purifier is realized, the air-water mixing is performed by using the RO filter element, the micro bubble water can be generated without independently providing an air-water mixing container, meanwhile, the connecting ports of the waterway plate are reduced, the integration level is high, and the whole space is saved. In addition, through setting up the admission line between dense water route and booster pump water inlet, can make the part dense water in the waterway system flow back through the admission line for preparation microbubble water improves the water conservation rate.

Alternatively, referring to fig. 2, the waterway board body 100 includes a waterway board body 110, the waterway board body 110 including a first board 111, a second board 112, and a third board 113 integrally connected to the first board 111 and the second board 112, respectively; the third plate 113 is provided with a partial waterway structure inside, and the waterway structure inside the third plate 113 is connected with the waterway structures in the first plate 111 and the second plate 112.

Further, the waterway board body 100 further includes a first cover plate 120 and a second cover plate 130; the first cover plate 120 is welded opposite to the surface of the first side of the first plate body 111, and forms a partial waterway structure inside; the second cover plate 130 is welded opposite to the surface of the second side of the second plate 112 and forms a partial waterway structure inside; the first side and the second side are two sides of the waterway board body 100 facing away from each other in a first direction, and the first direction is a direction perpendicular to the first board 111 or the second board 112.

Optionally, with continued reference to fig. 2, a booster pump water inlet 201 is disposed on a surface of the second side of the second cover plate 130, and a booster pump water outlet 202 is disposed on a surface of the first side of the second plate body 112; the air intake duct first connection port 205 and the air intake duct second connection port 206 are both disposed on the second cover 130.

The first plate 111 and the second plate 112 of the waterway plate body 110 are integrally connected through the third plate 113, thereby forming a complete waterway structure. Alternatively, referring to fig. 2, the first plate 111 and the second plate 112 are parallel to each other, and the first plate 111 and the second plate 112 are arranged along the first direction and the projections along the first direction do not overlap; the first side is a side of the first plate 111 away from the second plate 112 in the first direction, and the second side is a side of the second plate 112 away from the first plate 111 in the first direction.

In an exemplary embodiment, after the waterway plate body 110, the first cover plate 120, and the second cover plate 130 are separately manufactured and molded, they may be combined into a unitary structure through a plastic welding process.

The booster pump water inlet 201 is arranged on the surface of the second side of the second cover plate 130, and the booster pump water outlet 202 is arranged on the surface of the first side of the second plate 112, so as to be convenient for connecting the booster pump 6; the air inlet pipe first connection port 205 and the air inlet pipe second connection port 206 are both disposed on the second cover plate 130, so that the air inlet assembly can be disposed on one side of the same cover plate, which is beneficial to shortening the air inlet pipe.

Further optionally, the public waterway further comprises an RO cartridge water inlet 203 and an RO cartridge water outlet 204 (fig. 7) for connection with the RO cartridge 9, respectively.

Specifically, the public waterway is provided with an RO filter core water inlet 203 and an RO filter core water outlet 204 which are used for connecting the RO filter core 9, the RO filter core 9 is used for performing RO reverse osmosis filtration and comprises a pure water outlet and a concentrated water outlet, wherein the pure water outlet is connected with the RO filter core water outlet 204 of the waterway structure, and the concentrated water outlet is connected with the RO filter core concentrated water outlet 215 of the waterway structure. The RO filter element 9 also essentially serves as a pressure vessel for high-pressure gas-water mixing, so that the gas rapidly reaches saturated dissolution under the condition of pressurization, and the effective gas-water mixing is realized.

Optionally, referring to fig. 3, 5 and 10, the micro bubble water path includes a micro bubble water outlet 227 and the pure water path includes a pure water outlet 228; the micro bubble water outlet 227 and the pure water outlet 228 are both arranged on one side edge of the second cover plate 130, and the outlet is parallel to the plane of the second cover plate 130.

Wherein, the micro bubble water outlet 227 is used for connecting with a micro bubble tap to discharge micro bubble water, and the pure water outlet 228 is used for connecting with a water outlet tap to discharge pure water; in an alternative embodiment, the micro-bubble tap and the pure water tap can be integrated on the same double tap, and a water outlet pipe is arranged on the double tap; when the micro-bubble faucet is opened, the water outlet pipe is used for discharging micro-bubble water, and when the pure water faucet is opened, the water outlet pipe is used for discharging pure water. In another alternative embodiment, a bubbler 16 may be disposed between the microbubble water outlet 227 and the microbubble faucet, where the bubbler 16 releases the gas dissolved in the water body through the filter screen inside, so that bubbles meeting the specification are formed and mixed in the water body to form the microbubble water. The bubbler 16 may be a micro-porous bubbler with a shut-off function, which can control the diameter of the effluent bubbles to be kept below 80 μm, forming a milky white gas-water mixture. In yet another alternative embodiment, a defoaming component 15 may be further disposed between the pure water outlet 228 and the water outlet faucet, where the defoaming component 15 may select an empty tank, an electric stirring device, an electric vibration device, an ultrasonic vibration device, and the like to achieve different defoaming effects according to the expected defoaming effect, and essentially uses the high-frequency vibration principle to remove bubbles in water, so as to solve the problem that the pure water end contains bubbles, continuously provide pure water without bubbles for a user, and promote user experience.

The micro bubble water outlet 227 and the pure water outlet 228 are both arranged on one side edge of the second cover plate 130, and the outlet direction is parallel to the plane where the second cover plate 130 is located, so that the connection of the water outlet pipe is convenient, the connection port of the water outlet pipe is reduced, and the length of the water outlet pipe is shortened.

Optionally, referring to fig. 1, 2, 6, 7, and 9 and 10, the public waterway further includes a first water inlet 207 (fig. 6), a first water outlet 208 (fig. 6), a second water inlet 209 (fig. 7), and a second water outlet 210 (fig. 6); the first water inlet 207 and the first water outlet 208 are used for respectively connecting a water inlet and a water outlet of a front filter element in the composite filter element 10, and the second water inlet 209 and the second water outlet 210 are used for respectively connecting a water inlet and a water outlet of a rear filter element in the composite filter element 10; the first water inlet 207, the first water outlet 208, the second water inlet 209 and the second water outlet 210 are all disposed on the surface of the second side of the first plate 111.

The first water inlet 207 may be connected to a water inlet 223 of a pre-filter element in the composite filter element 10, and is used for introducing raw water, the raw water is purified by the pre-filter element and then discharged from the first water outlet 208, and enters a residual water path of the micro bubble water path, or enters a residual water path of the pure water path, and is purified by the post-filter element and then discharged from the second water outlet 210 by the second water inlet 209. The composite filter element 10 is formed by combining a front filter element and a rear filter element, wherein the front filter element can be a PP+CTO filter element, the rear filter element can be a rear carbon filter element, the front filter element and the rear filter element are combined into a filter element, and the filter element can be a separated 2-3-level filter element, and the filter element is not limited herein.

The first water inlet 207, the first water outlet 208, the second water inlet 209 and the second water outlet 210 are all arranged on the surface of the second side of the first plate body 111, so that the water inlet 223 and the water outlet of the front filter element in the composite filter element 10 are conveniently connected into a water path structure, the integration level of the whole water path structure is increased, and the whole volume is reduced.

Because the public waterway structure of the composite filter element 10 is adopted in the waterway system of the embodiment, the front filter element can purify raw water, so that the purified raw water is respectively provided for the residual micro-bubble water waterway and the pure water waterway, on one hand, the water quality of two kinds of water can be ensured, on the other hand, the pressure of other purifying equipment in the two waterways can be reduced, the consumption rate is reduced, and the service life of other purifying equipment is prolonged. In addition, in the waterway system of this embodiment, the purified water waterway is refluxed to the rear filter element of the composite filter element 10, that is, the rear filter element and the front filter element are combined to form the composite filter element 10, so that the integration level of the whole waterway can be increased, and the whole volume can be reduced.

Optionally, referring to fig. 1 and 6, the public waterway further includes a pressure reducing valve water inlet 211 and a pressure reducing valve water outlet 212, the pressure reducing valve water inlet 211 and the pressure reducing valve water outlet 212 being respectively connected with the pressure reducing valve 7; along the water flow path of the public waterway, a pressure reducing valve water inlet 211 and a pressure reducing valve water outlet 212 are sequentially arranged in front of the air inlet pipeline second connection port 206; as shown in fig. 9, the pressure reducing valve water inlet 211 and the pressure reducing valve water outlet 212 are disposed on one side of the first plate 111, and the outlet is oriented parallel to the plane of the first plate 111.

The pressure reducing valve water inlet 211 and the pressure reducing valve water outlet 212 are sequentially arranged before the second connecting port 206 of the air inlet pipeline and are respectively connected with the pressure reducing valve 7, that is to say, the pressure reducing valve 7 is connected between the first water outlet 208 and the second connecting port of the air inlet pipeline, so that the pressure reducing valve 7 is used for reducing the water pressure of the raw water end, and the phenomenon that gas and water cannot be dissolved after entering the booster pump 6 and the RO filter element 9 when the water pressure is too high and the water flows fast is avoided, so that the effective mixing of the gas and the water is ensured. Illustratively, the pressure reducing valve 7 can stabilize the water pressure at 0.05-0.1MPa, and can output stable air inflow when being matched with the air pump 8.

The pressure reducing valve water inlet 211 and the pressure reducing valve water outlet 212 are arranged on one side edge of the first plate body 111, and the outlet direction is parallel to the plane where the first plate body 111 is arranged, so that the pressure reducing valve 7 is conveniently connected into a waterway structure, the length of the waterway structure is shortened, the integration level of the whole waterway is increased, and the whole volume is reduced.

Optionally, referring to fig. 1, 4 and 9, the pure water waterway further includes a unidirectional high-voltage switch water inlet 213 and a unidirectional high-voltage switch water outlet 214, wherein the unidirectional high-voltage switch water inlet 213 and the unidirectional high-voltage switch water outlet 214 are respectively connected with the unidirectional high-voltage switch 2; along the water flow path of the pure water waterway, a unidirectional high-pressure switch water inlet 213 and a unidirectional high-pressure switch water outlet 214 are sequentially arranged behind the RO filter core water outlet 204; the unidirectional high-voltage switch water inlet 213 and the unidirectional high-voltage switch water outlet 214 are both arranged on the surface of the first side of the second plate 112.

Along the water flow path of the pure water path, the unidirectional high-pressure switch water inlet 213 and the unidirectional high-pressure switch water outlet 214 are sequentially disposed behind the RO filter element water outlet 204 and are used for being connected with the unidirectional high-pressure switch 2 respectively, that is to say, the unidirectional high-pressure switch 2 can be disposed behind the RO filter element 9. In this embodiment, the unidirectional high-voltage switch 2 is used to control the direction of the remaining water flow of the pure water channel from the pure water outlet 228 of the RO filter element 9 to the second water inlet 209 of the composite filter element 10, so as to prepare pure water for multiple filtration.

The unidirectional high-voltage switch water inlet 213 and the unidirectional high-voltage switch water outlet 214 are both arranged on the surface of the first side of the second plate 112, so that the unidirectional high-voltage switch 2 can be arranged on the surface of the first side of the second plate 112, the length of the waterway structure is shortened, the integration level of the whole waterway structure is increased, and the whole volume is reduced.

Optionally, referring to fig. 1, 3 and 6, first, referring to fig. 9 and 10, the concentrate waterway further includes a first inlet valve outlet 218, a first inlet valve inlet 219; the first inlet valve outlet 218 and the first inlet valve inlet 219 are for connection to the first inlet valve 3, respectively; the first inlet valve water inlet 219 and the first inlet valve water outlet 218 are sequentially arranged on the concentrated water path; a first inlet valve outlet 218 and a first inlet valve inlet 219 are provided at a surface of the first side of the second plate 112.

With continued reference to fig. 9 and 10, further, the concentrate waterway further includes a drain valve water inlet 220 and a drain valve water outlet 221; the drain valve water inlet 220 and the drain valve water outlet 221 are used for respectively connecting the drain valve 4; the drain valve water inlet 220 and the drain valve water outlet 221 are sequentially arranged on the concentrated water path and positioned behind the first water inlet valve water outlet 218, and the air inlet pipeline first connecting port 205 is positioned between the first water inlet valve water outlet 218 and the drain valve water inlet 220; the drain valve water inlet 220 and the drain valve water outlet 221 are provided at a surface of the first side of the second plate 112.

Still further, the concentrate waterway also includes an RO cartridge concentrate outlet 215; the RO filter element concentrated water outlet 215 is used for being connected with a concentrated water outlet of the RO filter element 9, and the RO filter element concentrated water outlet 215 is arranged on a concentrated water path and is positioned in front of the first water inlet valve water inlet 219; the RO cartridge concentrate outlet 215 is provided on the surface of the second side on the first plate body 111.

Still further, the concentrate waterway further includes a concentrate combining valve outlet 216 and a concentrate combining valve inlet 217; the concentrated water combination valve water outlet 216 and the concentrated water combination valve water inlet 217 are respectively connected with the concentrated water combination valve 11; the concentrated water combination valve water inlet 217 and the concentrated water combination valve water outlet 216 are sequentially arranged on the concentrated water path and are positioned between the RO filter element concentrated water outlet 215 and the first water inlet valve water inlet 219; the concentrate combining valve water outlet 216 and the concentrate combining valve water inlet 217 are provided at a surface of the second side of the second cover plate 130.

Finally, the concentrate waterway also includes a concentrate outlet 222; the concentrated water outlet 222 is arranged on the concentrated water path and is positioned behind the drain valve outlet 221; the concentrated water outlet 222 is disposed on one side of the second cover 130, and the outlet is oriented parallel to the plane of the second cover 130.

Wherein, the concentrated water combination valve 11 can be connected with the concentrated water waterway by connecting the concentrated water combination valve water outlet 216 and the concentrated water combination valve water inlet 217; the first water inlet valve 3 is connected with the first water inlet valve water outlet 218 and the first water inlet valve water inlet 219, so that the first water inlet valve 3 is connected with a concentrated water path; the drain valve 4 is connected to the concentrate waterway by connecting the drain valve water inlet 220 and the drain valve water outlet 221. Along the direction of the concentrated water waterway water flow, the concentrated water combination valve 11, the first water inlet valve 3 and the water discharge valve 4 are sequentially connected to the concentrated water outlet of the RO filter element 9, and the air inlet pipeline first connecting port 205 is positioned between the first water inlet valve 3 and the water discharge valve 4.

In an alternative embodiment, the combined valve 11 may include two modes, one of which is a low flow mode, in which the combined valve 11 is opened less, for example, in a half-opened state, and when the pure water is prepared by the water purifier, the combined valve 11 is in the mode for discharging the concentrated water generated when the pure water is prepared; the other mode is a high flow mode, in which the opening of the combined concentrated water valve 11 is large, for example, in a fully opened state, and when the user performs the periodic cleaning of the water purifier, the combined concentrated water valve 11 is adjusted to this mode for discharging the wastewater generated by the periodic cleaning. In addition, the concentrated water combination valve 11 is in a normally open state, and in order to avoid the discharge of the concentrated water when preparing the micro bubble water, the drain valve 4 can be closed, and all the concentrated water flows back to the front of the booster pump water inlet 201 of the public waterway through the water inlet pipeline, so as to achieve the purpose of saving water.

In addition, in the above-described embodiment, the micro bubble tap includes a hall switch, or, the micro bubble tap and the pure water tap each include a switch key; the water purifier also comprises a control device which is respectively and electrically connected with the unidirectional high-voltage switch 2 and the Hall switch, or respectively and electrically connected with switch keys of the micro-bubble tap and the pure water tap; the control device is also electrically connected with the air pump 8, the booster pump 6, the concentrated water combination valve 11, the first water inlet valve 3, the third water inlet valve 13 and the drain valve 4 respectively.

When the control device detects water pressure through the unidirectional high-pressure switch 2 to determine that the pure water faucet is opened or receives a pure water faucet opening instruction through a switch button, the booster pump 6, the first water inlet valve 3 and the drain valve 4 are started, and the third water inlet valve 13 is closed, so that the pure water waterway works; when the control device detects that the micro-bubble faucet is opened through the Hall switch or receives an opening instruction of the micro-bubble faucet through the switch key, the air pump 8, the booster pump 6, the concentrated water combination valve 11, the first water inlet valve 3 and the third water inlet valve 13 are started, and the water discharge valve 4 is closed, so that the micro-bubble water waterway works.

Specifically, the pure water waterway is operated by detecting the water pressure of the waterway pipeline where the pure water waterway is positioned by the unidirectional high-voltage switch 2, when the pure water faucet is started, the water pressure of the waterway pipeline where the pure water faucet is positioned is released, so that the unidirectional high-voltage switch 2 is triggered to generate a signal, the control device determines that the pure water faucet is started, or the control device receives a pure water faucet opening instruction through a switch button, and then all valves on the pure water waterway are conducted to produce pure water. When the micro bubble water waterway works, a Hall switch in the micro bubble water pore head detects a rotation action to form a trigger signal, and the trigger signal is provided for the control device, or the control device receives an opening instruction of the micro bubble water tap through a switch key, so that the control device determines that the micro bubble water tap is opened, and all valves on the micro bubble water waterway are conducted to produce micro bubble water.

Optionally, referring to fig. 1 and 3, the public waterway further includes a water inlet 223 and a low-voltage switch connection port 224, and the low-voltage switch connection port 224 is used for connecting the low-voltage switch 1; referring to fig. 1, a water inlet 223 and a low-pressure switch connection port 224 are sequentially provided before the first water inlet 207 along a water flow path of the public waterway; referring to fig. 2 and 9, the water inlet 223 is disposed at one side of the second cover plate 130, and the inlet is oriented parallel to the plane of the second cover plate 130; the low-voltage switch connection port 224 is disposed on a surface of the first side of the second board 112.

Wherein, the water inlet 223 is used for letting in raw water, and the water inlet 223 and the low-pressure switch connector 224 set up in front of the first water inlet 207 in proper order, and controlling means is connected with low-pressure switch 1 electricity, and controlling means is when detecting through low-pressure switch 1 that water pressure is less than the default, control booster pump 6 stop work.

In the embodiment, the preset value is 0.6Mpa, namely when the low-pressure switch 1 detects that the water pressure is less than 0.6Mpa, the control device controls the booster pump 6 to stop working, the water purifier does not produce micro-bubble water and pure water, and when the water pressure is more than or equal to 0.1Mpa, the water purifier can normally produce micro-bubble water and pure water.

The water inlet 223 is arranged on one side of the second cover plate 130, and the inlet is parallel to the plane of the second cover plate 130, so that the water inlet pipe can be directly connected to the waterway plate structure; the low-voltage switch connection port 224 is disposed on the surface of the first side of the second board 112, so that the low-voltage switch 1 can be installed on the surface of the first side of the second board 112, thereby saving the whole volume and improving the integration level of the whole waterway board structure.

Optionally, referring to fig. 10, the water inlet 223, the pure water outlet 228, and the concentrated water outlet 222 are arranged in parallel on the same side, so that the water inlet and the water outlet of the whole waterway structure are arranged in parallel, the water inlet pipe and the water outlet pipe are conveniently connected during integral installation, and meanwhile, the whole waterway structure is more attractive.

Optionally, referring to fig. 6 and 9, the public waterway further includes a first external waterway bridge 225, and the first external waterway bridge 225 is disposed between the first water outlet 208 and the pressure reducing valve water inlet 211 along a water flow path of the public waterway; the first board external waterway bridge 225 is disposed on a surface of the first side of the first cover board 120.

Optionally, referring to fig. 7 and 9, the micro-bubble water channel further includes a second external water channel bridge 226, and along the water flow path of the micro-bubble water channel, the second external water channel bridge 226 is located between the RO filter cartridge water outlet 204 and the unidirectional high-pressure switch water inlet 213; the second board external waterway bridge 226 is disposed on a surface of the first side of the first cover board 120.

The first and second off-board waterway bridges 225 and 226 are used to shorten the length of the entire waterway structure and increase the integration of the waterway structure.

Optionally, referring to fig. 1 and 4, the purified water waterway further includes a second inlet valve water inlet (shared with the unidirectional high pressure switch water inlet 213), the concentrate waterway further includes a second inlet valve water outlet 229, the second inlet valve water inlet and the second inlet valve water outlet 229 for respectively connecting to the second inlet valve 12; along the water flow path of the pure water waterway, the second water inlet valve water inlet is positioned behind the RO filter core water inlet 203; along the water flow path of the concentrate water path, a second inlet valve outlet 229 is located between the first inlet valve outlet 218 and the drain valve inlet 220; referring to fig. 10, the second inlet valve water inlet and the second inlet valve water outlet 229 are both disposed on the surface of the second side of the second cover plate 130, so that the second inlet valve 12 may be integrated on the second side surface of the second cover plate 130, increasing the integration of the entire waterway, and helping to reduce the overall volume.

In this embodiment, the unidirectional high-pressure switch water inlet 213 is multiplexed as the second water inlet valve water inlet, so as to reduce the connectors of the waterway plate structure, thereby improving the reliability of the waterway plate structure, and reducing the cost.

Specifically, the flushing liquid generated during the initial flushing of the RO filter element 9 is discharged to the concentrated water outlet through the second water inlet valve 12, so that the rear carbon filter element is not polluted, and the test index is not out of standard during the subsequent soaking test. In an alternative embodiment, the second inlet valve 12 is provided as a manual valve, since the initial flushing of the RO cartridge 9 is only performed when initially installed.

Based on the above-mentioned waterway board structure, the following summarizes the working process of the waterway board structure as follows:

1. when pure water is prepared, after the machine is electrified, the pure water faucet is opened, the micro bubble faucet is not opened, the unidirectional high-pressure switch is electrically powered to send a water making signal, or when the pure water faucet is opened through a switch button, the micro bubble faucet is not opened, raw water enters the waterway structure from the water inlet 223 (figure 3), enters the front filter core of the composite filter core through the first water inlet 207 (figure 6), raw water enters the waterway structure from the first water outlet 208 (figure 6) after being pretreated through the front filter core of the composite filter core 10, enters the waterway structure from the unidirectional high-pressure switch water inlet 208 (figure 6) through the first plate external waterway bridge 225, then enters the decompression valve through the decompression valve water inlet 211 and the decompression valve water outlet 212 to be decompressed, then enters the booster pump through the booster pump water inlet 201 (figure 3) and the booster pump water outlet 202 (figure 4) to be pressurized, pure water is prepared through the RO filter core water inlet 203 (figure 7) after entering the RO filter core to be filtered, pure water is made through the RO filter core water outlet 204 (figure 8), pure water enters the waterway structure through the RO filter core 204 after passing through the second plate external waterway bridge 226, pure water enters the waterway structure through the unidirectional high-pressure switch water inlet 213 (figure 4) and the unidirectional high-pressure switch water outlet 214 after passing through the unidirectional high-pressure switch water inlet 214, enters the unidirectional high-pressure filter core water outlet 214 and then enters the filter core 2 through the composite filter core 10 (figure 3) after passing through the second plate external water outlet 7 and finally enters the filter core 15 and finally enters the water outlet structure (figure 15) after passing through the filter core 15). Meanwhile, the concentrated water filtered by the RO filter core enters the concentrated water path from the concentrated water outlet of the RO filter core, and is sequentially discharged from the concentrated water outlet 222 through the concentrated water combination valve water inlet 217, the concentrated water combination valve water outlet 216, the first water inlet valve water inlet 219, the first water inlet valve water outlet, the drain valve water inlet 220 and the drain valve water outlet 221 (refer to fig. 3 and 6 herein).

2. When the micro bubble water is prepared, after the machine is electrified, when the pure water faucet is not opened, the Hall switch is turned on, the Hall switch is electrified to send out a signal for preparing the micro bubble water, or when the micro bubble faucet is turned on through a switch button, the pure water faucet is not opened, the booster pump 6, the concentrated water combined valve 11, the first water inlet valve 3 and the third water inlet valve 13 are simultaneously opened, the drain valve 4 is closed, and the air pump 8 pumps air into the waterway system through the one-way valve 5. Correspondingly, raw water enters the waterway structure from the water inlet 223 (figure 3), enters the preposed filter core of the composite filter core through the first water inlet 207 (figure 6), enters the waterway structure from the first water outlet 208 (figure 6) through the first plate outer waterway bridge 225 after being pretreated through the preposed filter core of the composite filter core 10, enters the booster pump through the pressure reducing valve water inlet 211 and the pressure reducing valve water outlet 212, enters the booster pump through the booster pump water inlet 201 (figure 3) and the booster pump water outlet 202 (figure 4) after being depressurized, enters the booster pump through the booster pump water inlet 201 (figure 7) and the booster pump water outlet 202 (figure 4) after being depressurized, enters the air inlet pipeline through the RO filter core water inlet 203 (figure 7) and the RO filter core water outlet 204 after being filtered, enters the air inlet pipeline through the first connecting port 205 (figure 5), simultaneously enters the air pump into the air channel, then enters the waterway structure through the air inlet pipeline second connecting port 206 (figure 5), then enters the booster pump water inlet 201 (figure 3) and the booster pump 202 (figure 4) to mix air water in the booster pump, then enters the RO through the filter core water inlet 203 (figure 7) and the RO filter core water outlet 204, the air water mixture enters the RO filter core after being fully mixed in the booster pump, finally, the air water mixture is discharged through the air bubble water outlet 227 and the micro bubble water can be discharged through the micro bubble water tap.

Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, and that various obvious changes, rearrangements, combinations, and substitutions can be made by those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims (18)

1. The waterway plate structure is characterized by comprising a waterway plate body (100) and a waterway structure arranged in the waterway plate body, wherein the waterway structure comprises a micro-bubble water waterway, a pure water waterway and a concentrated water waterway;

the micro-bubble water waterway and part of waterways in the pure water waterway form a public waterway together, and the public waterway comprises a booster pump water inlet (201) and a booster pump water outlet (202) which are used for being connected with the booster pump (6) respectively;

The concentrated water waterway comprises an air inlet pipeline first connecting port (205), and the public waterway further comprises an air inlet pipeline second connecting port (206); along the water flow path of the public waterway, the second connecting port (206) of the air inlet pipeline is positioned in front of the water inlet (201) of the booster pump; the air inlet pipeline first connecting port (205) and the air inlet pipeline second connecting port (206) are used for being connected with an air inlet pipeline connected with an air inlet assembly respectively.

2. The waterway board structure according to claim 1, characterized in that the waterway board body (100) includes a waterway board body (110), the waterway board body (110) includes a first board body (111), a second board body (112), and a third board body (113) integrally connecting the first board body (111) and the second board body (112), respectively;

the third plate body (113) is internally provided with a part of the waterway structure, and the waterway structure in the third plate body (113) is connected with the waterway structures in the first plate body (111) and the second plate body (112).

3. The waterway plate structure of claim 2, characterized in that the waterway plate body (100) further includes a first cover plate (120) and a second cover plate (130);

the first cover plate (120) is welded with the surface of the first side of the first plate body (111) oppositely and forms part of the waterway structure inside; the second cover plate (130) is welded with the surface of the second side of the second plate body (112) oppositely and forms part of the waterway structure inside; the first side and the second side are two sides of the waterway board body (100) which are away from each other in a first direction, and the first direction is a direction perpendicular to the first board body (111) or the second board body (112).

4. A waterway plate structure according to claim 3, characterized in that the booster pump water inlet (201) is provided at a surface of the second side of the second cover plate (130), and the booster pump water outlet (202) is provided at a surface of the first side of the second plate body (112);

the air inlet pipeline first connecting port (205) and the air inlet pipeline second connecting port (206) are both arranged on the second cover plate (130).

5. A waterway board structure according to claim 3, characterized in that the public waterway further comprises an RO cartridge water inlet (203) and an RO cartridge water outlet (204) for connection with RO cartridges (9), respectively;

the RO filter core water inlet (203) and the RO filter core water outlet (204) are both arranged on the surface of the second side on the first plate body (111).

6. A waterway board structure according to claim 3, characterized in that the micro bubble water waterway comprises a micro bubble water outlet (227), the pure water waterway comprises a pure water outlet (228);

the microbubble water outlet (227) and the pure water outlet (228) are both arranged on one side edge of the second cover plate (130), and the outlet direction is parallel to the plane where the second cover plate (130) is located.

7. A waterway board structure according to claim 3, characterized in that the public waterway further comprises a first water inlet (207), a first water outlet (208), a second water inlet (209) and a second water outlet (210); the first water inlet (207) and the first water outlet (208) are used for being respectively connected with a water inlet and a water outlet of a front filter element in the composite filter element (10), and the second water inlet (209) and the second water outlet (210) are used for being respectively connected with a water inlet and a water outlet of a rear filter element in the composite filter element (10);

The first water inlet (207), the first water outlet (208), the second water inlet (209) and the second water outlet (210) are all arranged on the surface of the second side of the first plate body (111).

8. The waterway board structure of claim 7, characterized in that the public waterway further comprises a relief valve water inlet (211) and a relief valve water outlet (212), the relief valve water inlet (211) and the relief valve water outlet (212) being for connection with a relief valve (7), respectively; along the water flow path of the public waterway, the pressure reducing valve water inlet (211) and the pressure reducing valve water outlet (212) are sequentially arranged in front of the air inlet pipeline second connector (206);

the pressure reducing valve water inlet (211) and the pressure reducing valve water outlet (212) are arranged on one side edge of the first plate body (111), and the outlet faces to be parallel to the plane where the first plate body (111) is located.

9. The waterway board structure according to claim 5, characterized in that the pure water waterway further comprises a unidirectional high-pressure switch water inlet (213) and a unidirectional high-pressure switch water outlet (214), the unidirectional high-pressure switch water inlet (213) and the unidirectional high-pressure switch water outlet (214) being respectively connected with a unidirectional high-pressure switch (2);

Along the water flow path of the pure water waterway, the unidirectional high-pressure switch water inlet (213) and the unidirectional high-pressure switch water outlet (214) are sequentially arranged behind the RO filter core water outlet (204);

the unidirectional high-voltage switch water inlet (213) and the unidirectional high-voltage switch water outlet (214) are both arranged on the surface of the first side of the second plate body (112).

10. The waterway board structure of claim 3, characterized in that the concentrate waterway further comprises a first inlet valve outlet (218), a first inlet valve inlet (219); the first water inlet valve water outlet (218) and the first water inlet valve water inlet (219) are respectively connected with the first water inlet valve (3);

the first water inlet valve water inlet (219) and the first water inlet valve water outlet (218) are sequentially arranged on the concentrated water path; the first inlet valve outlet (218) and the first inlet valve inlet (219) are disposed on a surface of the first side of the second plate body (112).

11. The waterway plate structure of claim 10, characterized in that the concentrate waterway further comprises a drain valve water inlet (220) and a drain valve water outlet (221); the drain valve water inlet (220) and the drain valve water outlet (221) are used for being respectively connected with a drain valve (4);

The drain valve water inlet (220) and the drain valve water outlet (221) are sequentially arranged on the concentrated water path and positioned behind the first water inlet valve water outlet (218), and the air inlet pipeline first connecting port (205) is positioned between the first water inlet valve water outlet (218) and the drain valve water inlet (220); the drain valve water inlet (220) and the drain valve water outlet (221) are arranged on the surface of the first side of the second plate body (112).

12. The waterway board structure of claim 10, characterized in that the concentrate waterway further comprises an RO cartridge concentrate outlet (215), the RO cartridge concentrate outlet (215) being for connecting to a concentrate outlet of the RO cartridge; the RO filter element concentrated water outlet (215) is arranged on the concentrated water path and is positioned before the first water inlet valve water inlet (219);

the RO filter element concentrated water outlet (215) is arranged on the surface of the second side on the first plate body (111).

13. The waterway plate structure of claim 12, characterized in that the concentrate waterway further comprises a concentrate combination valve water outlet (216) and a concentrate combination valve water inlet (217); the concentrated water combination valve water outlet (216) and the concentrated water combination valve water inlet (217) are respectively connected with the concentrated water combination valve (11);

The concentrated water combination valve water inlet (217) and the concentrated water combination valve water outlet (216) are sequentially arranged on the concentrated water path and are positioned between the RO filter element concentrated water outlet (215) and the first water inlet valve water inlet (219); the concentrated water combination valve water outlet (216) and the concentrated water combination valve water inlet (217) are disposed on a surface of the second side of the second cover plate (130).

14. The waterway board structure of claim 11, wherein the concentrate waterway further includes a concentrate outlet (222); the concentrated water outlet (222) is arranged on the concentrated water path and is positioned behind the drain valve outlet (221);

the concentrated water outlet (222) is arranged on one side edge of the second cover plate (130), and the outlet faces to be parallel to the plane where the second cover plate (130) is located.

15. The waterway board structure of claim 7, characterized in that the public waterway further comprises a water inlet (223) and a low-voltage switch connection port (224), the low-voltage switch connection port (224) being for connecting a low-voltage switch (1);

the water inlet (223) and the low-pressure switch connection port (224) are sequentially arranged in front of the first water inlet (207) along the water flow path of the public waterway;

The water inlet (223) is arranged on one side edge of the second cover plate (130), and the inlet is parallel to the plane of the second cover plate (130); the low-voltage switch connection port (224) is arranged on the surface of the first side of the second plate body (112).

16. The waterway board structure of claim 8, characterized in that the public waterway further comprises a first off-board waterway bridge (225), the first off-board waterway bridge (225) being disposed between the first water outlet (208) and the relief valve water inlet (211) along a water flow path of the public waterway;

the first board external waterway bridge (225) is arranged on the surface of the first side of the first cover board (120).

17. The waterway board structure of claim 9, characterized in that the microbubble water waterway further comprises a second off-board waterway bridge (226), the second off-board waterway bridge (226) being located between the RO cartridge water outlet (204) and the unidirectional high-pressure switch water inlet (213) along the water flow path of the microbubble water waterway;

the second board external waterway bridge (226) is arranged on the surface of the first side of the first cover board (120).

18. The waterway board structure according to claim 2, characterized in that said first board body (111) and said second board body (112) are mutually parallel, said first board body (111) and said second board body (112) being arranged along a first direction and the projections along said first direction not overlapping;

The first plate body (111) is located at a first side of the second plate body (112) in the first direction, and the second plate body (112) is located at a second side of the first plate body (111) in the first direction.

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