CN214763866U - Integrated waterway plate for water purifying equipment and water purifying equipment - Google Patents

Abstract

The utility model discloses an integrated water channel plate for water purifying equipment and the water purifying equipment, which comprises a rear seat plate, a first water channel connecting module and a second water channel connecting module; the first water path connecting module is provided with a first output pipe, and the first output pipe is respectively provided with a first filtered water input port and a domestic water output port; the second water path connecting module is respectively provided with a tap water input pipe and a second output pipe; the tap water input pipe is respectively provided with a tap water input port and a tap water output port; the second output pipe is respectively provided with a purified water input port and a purified water output port; the tap water input port, the purified water output port and the domestic water output port are sequentially arranged on the rear plate surface of the rear seat plate from left to right. The utility model discloses still provide the water purification unit who uses integrated water route board, had compact structure, equipment facility and the space occupies little advantage.

Description

Integrated waterway plate for water purifying equipment and water purifying equipment

Technical Field

The utility model relates to a water purification unit technical field especially relates to an integrated water route board and water purification unit for water purification unit.

Background

The water channel connection among a plurality of filter elements in the water purifying equipment in the prior art is complex, and the occupied space is large.

And the water pipes outside the machine are connected from a plurality of directions, the occupied installation space is large in volume, the appearance is not neat and attractive enough, the assembly is inconvenient, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an interior integrated water route board of placing water purification unit in compact structure is multiple functional.

Further, the utility model discloses still provide the use the water purification unit of integrated water route board has compact structure and space and occupies little advantage to have the neat pleasing to the eye, the convenient characteristic of equipment of outward appearance.

To achieve the purpose, the utility model adopts the following technical proposal:

an integrated waterway plate for water purifying equipment comprises a rear seat plate, a first waterway connection module and a second waterway connection module;

the first waterway connection module is installed on the front plate surface of the rear seat plate, the second waterway connection module is installed on the front plate surface of the rear seat plate, and the first waterway connection module and the second waterway connection module are adjacently arranged;

the first water path connection module is provided with a first output pipe, the water path direction of the first output pipe is arranged along the front-back direction perpendicular to the plate surface of the rear seat plate, the input end of the first output pipe is provided with a first filtered water input port, the first filtered water input port is used for being connected with the filtering end of the first filter element, the output end of the first output pipe penetrates through the rear seat plate, the output end of the first output pipe is provided with a domestic water output port on the rear plate surface of the rear seat plate, and the domestic water output port is used for communicating the filtered water of the first filter element to an outside user unit; the second water path connection module is provided with a tap water input pipe and a second output pipe, the water path direction of the tap water input pipe is arranged along the front-back direction perpendicular to the plate surface of the rear seat plate, the input end of the tap water input pipe is provided with a tap water input port, the output end of the tap water input pipe penetrates through the rear seat plate, the output end of the tap water input pipe is provided with a tap water output port on the rear plate surface of the rear seat plate, and the tap water output port is used for being connected with the initial filtering end of the first filter element; the second output pipe is an L-shaped pipeline, the output end of the second output pipe faces the front plate surface of the rear seat plate, the output end of the second output pipe penetrates through the rear seat plate, a purified water output port is formed in the rear plate surface of the rear seat plate at the output end of the second output pipe, a purified water input port is formed in the input end of the second output pipe, the end face of the purified water input port is perpendicular to the front plate surface of the rear seat plate, and the purified water input port is used for being connected with the filtering end of a second filter element;

the tap water input port, the purified water output port and the domestic water output port are sequentially arranged on the rear plate surface of the rear seat plate from left to right.

In some embodiments, the second water path connection module is further provided with a third output pipe, and the third output pipe is used for outputting the wastewater for cleaning the second filter element;

the third output pipe is horizontally arranged on the front plate surface of the rear seat plate and is arranged along the vertical direction of the rear seat plate, a first wastewater input port and a first wastewater output port are respectively arranged at the upper end and the lower end of the third output pipe, and the third output pipe is adjacent to and arranged between the first output pipe and the second output pipe;

the first wastewater input port with an upward opening is arranged adjacent to the right side of the purified water input port;

the first wastewater output port is arranged between the purified water output port and the domestic water output port;

the tap water input port, the purified water output port, the first wastewater output port and the domestic water output port which are sequentially arranged are positioned on the same straight line.

Specifically, the first waterway connection module is further provided with a second input pipe, and the second input pipe is used for being connected with a filtration starting end of the second filter element;

the output end of the second input pipe extending forwards is provided with a second filtered water output port, and the second filtered water output port is arranged below the first filtered water input port; the openings of the second filtered water output port and the first filtered water input port face the front;

the input end of the second input pipe extending forwards and backwards is communicated with the middle part of the first output pipe.

Preferably, the device also comprises a water inlet valve;

the first output pipe is also provided with a third filtered water output port; a third filtered water input port is also arranged in the middle of the second input pipe;

openings of the third filtered water output port and the third filtered water input port which are adjacent up and down face the left; the third filtered water output port is positioned at the joint of the second input pipe and the first output pipe; the third filtered water input port is located behind the second filtered water output port;

the input end and the output end of the water inlet valve are respectively communicated with the third filtered water output port and the third filtered water input port.

In other embodiments, a fourth filtered water output port is further arranged in the middle of the first output pipe;

the fourth filtered water output port with an upward opening is arranged close to the front plate surface of the rear seat plate, and the fourth filtered water output port is close to the right side of the purified water input port;

the fourth filtered water output port is connected with the input end of the pressure reducing valve connected with the filtering end of the first filter element.

In other embodiments, the water purifier further comprises a water pressure sensor, wherein the water pressure sensor is used for detecting and feeding back the water pressure of the purified water in the second output pipe;

one end of the second output pipe, which is close to the purified water input port, is also provided with a water pressure detection port with a forward opening;

the water pressure sensor is installed at the water pressure detection port.

Preferably, the device also comprises a waste water valve;

the middle part of the third output pipe is also provided with a second wastewater output port and a second wastewater input port which are adjacent up and down; the second waste water output port and the second waste water input port, both of which are open to the left, are located between the first waste water input port and the first waste water output port;

and the input end and the output end of the waste water valve are respectively communicated with the second waste water output port and the second waste water input port.

Preferably, the first waterway connection module and the second waterway connection module are both integrally injection-molded.

Furthermore, the utility model also provides a water purifying device, which comprises the integrated water circuit board, the first filter element and the second filter element for the water purifying device;

the integrated water channel plate, the first filter element and the second filter element are all arranged in the same machine shell;

the integrated water path plate is arranged between the rear end of the first filter element and the rear end of the second filter element;

the first filtered water input port is connected with the filter outlet end of the first filter element; the domestic water outlet is connected with an external use unit; the tap water output port is connected with the filter starting end of the first filter element; the purified water input port is connected with the filtering end of the second filter element;

the integrated water circuit board further comprises a third output pipe, the input end of the third output pipe is connected with the wastewater output end of the second filter element, and the third output pipe is outward of wastewater of the second filter element.

The embodiment of the utility model discloses a beneficial effect that can reach does: the utility model discloses an integrated water route board for water purification unit, all install in same casing with first filter core (can be the cotton active carbon composite filter core of PP or other filter cores that can be used to remove particle impurity such as silt, iron rust) and second filter core (can be the composite filter core of RO membrane active carbon or other filter cores that can be used to filter and obtain the pure water), and be close to the rear end of the cotton active carbon composite filter core of PP and the water inlet and outlet port of the rear end of the composite filter core of RO membrane active carbon establish, can inwards input the running water through the running water input tube and give the cotton active carbon composite filter core of PP, can outwards output through first output tube again through the cotton active carbon composite filter core of PP filters impurity the filtrating filtration water, can also outwards output through the second output tube again through the pure water that the composite filter core of RO membrane active carbon was filtered; therefore, an integrated water route board for water purification unit is integrated in an organic whole with water purification unit's the water route of inputing to the inside and exporting to the outside, the running water input pipe first output tube with the second output tube be close to each other in proper order adjacent arrange in the preceding face of back bedplate has compact structure, the equipment is convenient and the space occupies little advantage, and the running water input port the pure water delivery outlet with domestic water delivery outlet from left to right arrange in proper order in the back face of back bedplate, the connector in the water route of inputing to and exporting to the outside all is located the back face of back bedplate for the outer water pipe that is connected arranges neatly in order.

Further, the utility model discloses still provide the use the water purification unit of integrated water route board, water purification unit has compact structure, and occupation space is little advantage, and external water pipe arranges at the rear of equipment, has the neat pleasing to the eye, the convenient characteristic of equipment of outward appearance.

The utility model provides a water path connection between a plurality of filter cores in the water purification unit built-in of prior art complicated, occupation space is big, and the water piping connection direction outside machine is many, and the installation space who occupies is bulky, and the outward appearance is neat pleasing to the eye inadequately, assembles inconveniently to work efficiency hangs down technical problem.

Drawings

Fig. 1 is a schematic structural view of an integrated waterway plate for a water purifying device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the components of FIG. 1;

FIG. 3 is a rear view of FIG. 1;

FIG. 4 is an assembled structure view of the rear seat plate and the first waterway connection module in FIG. 2;

FIG. 5 is a schematic structural view of a second waterway connection module of FIG. 2;

FIG. 6 is a rear view of FIG. 5;

wherein: a rear seat plate 1; the first waterway connection module 2; a water inlet valve 3; a waste water valve 4; a second waterway connection module 5; a water pressure sensor 6; a first filtered water input port 21; a second filtered water output 22; a third filtered water output 23; a third filtered water input port 24; a fourth filtered water output 25; a domestic water outlet 26; a tap water inlet 51; a tap water outlet 52; a purified water input port 53; a purified water output port 54; a water pressure detection port 55; a first waste input 56; a first waste water outlet 57; a second waste water output 58 and a second waste water input 59.

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 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 drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solution of the present invention will be further described with reference to the drawings of fig. 1-6 and the detailed description.

An integrated waterway plate for water purifying equipment comprises a rear seat plate 1, a first waterway connection module 2 and a second waterway connection module 5;

the first waterway connection module 2 is installed on the front plate surface of the rear seat plate 1, the second waterway connection module 5 is installed on the front plate surface of the rear seat plate 1, and the first waterway connection module 2 and the second waterway connection module 5 are arranged adjacently;

the first water path connection module 2 is provided with a first output pipe, the water path direction of the first output pipe is arranged along the front-back direction perpendicular to the plate surface of the rear seat plate 1, the input end of the first output pipe is provided with a first filtered water input port 21, the first filtered water input port 21 is used for being connected with the filtering end of a first filter element, the output end of the first output pipe penetrates through the rear seat plate 1, the output end of the first output pipe is provided with a domestic water output port 26 on the rear plate surface of the rear seat plate 1, and the domestic water output port 26 is used for communicating the filtered water of the first filter element to a using unit outside the machine; the second water path connection module 5 is provided with a tap water input pipe and a second output pipe, the water path direction of the tap water input pipe is arranged along the front-back direction perpendicular to the plate surface of the rear seat plate 1, the input end of the tap water input pipe is provided with a tap water input port 51, the output end of the tap water input pipe penetrates through the rear seat plate 1, the output end of the tap water input pipe is provided with a tap water output port 52 on the rear plate surface of the rear seat plate 1, and the tap water output port 52 is used for being connected with the initial filtering end of the first filter element; the second output pipe is an L-shaped pipeline, the output end of the second output pipe faces the front plate surface of the rear seat plate 1, the output end of the second output pipe penetrates through the rear seat plate 1, a purified water output port 54 is arranged at the rear plate surface of the rear seat plate 1 at the output end of the second output pipe, a purified water input port 53 is arranged at the input end of the second output pipe, the end surface of the purified water input port 53 is perpendicular to the front plate surface of the rear seat plate 1, and the purified water input port 53 is used for being connected with the filtering end of a second filter element;

the tap water inlet 51, the purified water outlet 54 and the domestic water outlet 26 are sequentially arranged on the rear plate surface of the rear seat plate 1 from left to right.

As shown in fig. 1-6, the integrated waterway plate for water purifying device of the present invention, a first filter element (which can be a PP cotton activated carbon composite filter element or other filter elements which can be used for removing particle impurities such as silt, rust and the like in the prior art) and a second filter element (which can be an RO membrane activated carbon composite filter element or other filter elements which can be used for filtering and obtaining purified water in the prior art) are both arranged on the same machine shell and are close to the water inlet and outlet ports at the rear ends of the PP cotton activated carbon composite filter element and the RO membrane activated carbon composite filter element, tap water can be input into the PP cotton activated carbon composite filter element through a tap water input pipe, the filtered water with impurities filtered by the PP cotton activated carbon composite filter element can be output outwards through a first output pipe, and purified water filtered by the RO membrane activated carbon composite filter element can be output outwards through a second output pipe; therefore, an integrated water route board for water purification unit is integrated in an organic whole with water purification unit's the water route of inputing to the inside and exporting to the outside, the running water input tube first output tube with the second output tube be close to each other in proper order adjacent arrange in the preceding face of back bedplate 1 has compact structure, the equipment is convenient and the space occupies little advantage, and running water input port 51 pure water delivery outlet 54 with domestic water delivery outlet 26 arrange in proper order from left to right in the back face of back bedplate 1, the connector in the water route of inputing to and exporting to the outside all is located the back face of back bedplate 1 for the outer water pipe that is connected arranges neatly in order.

In some embodiments, the second water path connection module 5 is further provided with a third output pipe, and the third output pipe is used for outputting wastewater for cleaning the second filter element to the outside;

the third output pipe is horizontally arranged on the front plate surface of the rear seat plate 1 and is arranged along the vertical direction of the rear seat plate 1, a first wastewater input port 56 and a first wastewater output port 57 are respectively arranged at the upper end and the lower end of the third output pipe, and the third output pipe is adjacent and arranged between the first output pipe and the second water delivery pipe;

the first waste water input port 56 with an upward opening is arranged adjacent to the right side of the purified water input port 53;

the first wastewater output port 57 is arranged between the purified water output port 54 and the domestic water output port 26;

the tap water inlet 51, the purified water outlet 54, the first wastewater outlet 57 and the domestic water outlet 26, which are arranged in sequence, are located on the same straight line.

As shown in fig. 3, 5 and 6, the integrated water circuit board is further provided with a third output pipe for outputting wastewater for cleaning the second filter element to the outside of the housing, so as to clean impurities in front of the RO membrane, the third output pipe is adjacently arranged between the first water pipe and the second output pipe, and integrates water paths for outputting wastewater to the outside, so that the integration level of the water paths is improved, the length and the occupied space of an internal water path connecting pipeline are further reduced, a first wastewater input port 56 for connecting an external water pipe is arranged between the purified water output port 54 and the domestic water output port 26, the tap water input port 51, the purified water output port 54, the first wastewater output port 57 and the domestic water output port 26 are all arranged on the same straight line of the rear plate surface of the rear seat plate 1, and the connection and arrangement of water pipes outside the housing are more orderly.

Further, the first waterway connection module 2 is further provided with a second input pipe, and the second input pipe is used for being connected with a filtration starting end of the second filter element;

the output end of the second input pipe extending forwards is provided with a second filtered water output port 22, and the second filtered water output port 22 is arranged below the first filtered water input port 21; the openings of the second filtered water output port 22 and the first filtered water input port 21 are both directed forward;

the input end of the second input pipe extending forwards and backwards is communicated with the middle part of the first output pipe.

As shown in fig. 1, 2 and 4, the integrated waterway plate for water purifying apparatus is provided with a second input pipe for outputting the filtered water of the first filter element through a second filtered water output port 22 to provide a filtered water source for the second filter element.

Preferably, the device also comprises a water inlet valve 3;

the first output pipe is also provided with a third filtered water output port 23; a third filtered water input port 24 is also formed in the middle of the second input pipe;

the openings of the third filtered water output port 23 and the third filtered water input port 24 adjacent to each other above and below are facing to the left; the third filtered water output port 23 is located at the connection position of the second input pipe and the first output pipe; the third filtered water input port 24 is located rearward of the second filtered water output port 22;

the input end and the output end of the feed valve 3 are respectively communicated with the third filtered water output port 23 and the third filtered water input port 24.

The threshold value of purified water supply is set, the on-off of the filtered water output to the second filter element by the second input pipe is controlled through the water inlet valve 3, so that the continuous supply of the purified water output by the water purifying equipment without a water storage tank can be guaranteed, the overhigh water pressure of the purified water output by the water purifying equipment can be prevented, and the service life of the equipment is prolonged.

In another embodiment, a fourth filtered water output port 25 is further provided in the middle of the first output pipe;

the fourth filtered water output port 25 with an upward opening is arranged close to the front plate surface of the rear seat plate 1, and the fourth filtered water output port 25 is close to the right side of the purified water input port 53;

the fourth filtered water output port 25 is connected to an input end of a pressure reducing valve connected to the filtering end of the first filter element.

As shown in fig. 4, the fourth filtered water outlet 25 is connected to the input end of the pressure reducing pump in the second filter element, and the connecting pipes of the second filter element and the pressure reducing pump are connected together, so that the connecting pipes can be shortened and the space in the apparatus can be saved.

Preferably, the water purifier further comprises a water pressure sensor 6, wherein the water pressure sensor 6 is used for detecting and feeding back the water pressure of the purified water in the second output pipe;

a water pressure detection port 55 with a forward opening is further formed at one end of the second output pipe, which is close to the purified water input port 53;

the water pressure sensor 6 is attached to the water pressure detection port 55.

As shown in fig. 5 and 6, the water pressure sensor 6 is configured to detect whether the water pressure of the purified water output by the second output pipe reaches a set closing threshold or an opening threshold, when the water pressure of the purified water output by the second output pipe rises to reach the set closing threshold, the water pressure sensor 6 sends a signal, the water inlet valve 3 is closed, the supply of the filtered water entering the water inlet of the second filter element is cut off, and the output of the purified water is stopped; on the contrary, when the water pressure of the purified water output by the second output pipe is reduced to reach the set opening threshold, the water pressure sensor 6 sends a signal, the water inlet valve 3 is opened, the filtered water enters the second filter element, and the second filter element starts to filter and output the purified water.

Preferably, a waste water valve 4 is also included;

the middle part of the third output pipe is also provided with a second wastewater output port 58 and a second wastewater input port 59 which are adjacent up and down; the second waste water outlet 58 and the second waste water inlet 59, both open to the left, are located between the first waste water inlet 56 and the first waste water outlet 57;

the input and output of the waste water valve 4 are respectively communicated with the second waste water output port 58 and the second waste water input port 59.

And detecting the water pressure of the wastewater in the third output pipe through the wastewater valve 4, and controlling the on-off of the discharge of the wastewater in the third output pipe.

Preferably, the first waterway connection module 2 and the second waterway connection module 5 are both integrally injection-molded.

The first waterway connection module 2 and the second waterway connection module 5 which are integrally formed by injection molding have better sealing performance and pressure resistance.

Furthermore, the utility model also provides a water purifying device, which comprises the integrated water circuit board, the first filter element and the second filter element for the water purifying device;

the integrated water channel plate, the first filter element and the second filter element are all arranged in the same machine shell;

the integrated water path plate is arranged between the rear ends of the first filter element and the second filter element and the rear end of the RO membrane activated carbon composite filter element;

the first filtered water input port 21 is connected with the filter outlet end of the first filter element; the domestic water outlet 26 is connected with an off-machine use unit; the tap water output port 52 is connected with the filtration starting end of the first filter element; the purified water input port 53 is connected with the filtering end of the second filter element;

the integrated water circuit board further comprises a third output pipe, the input end of the third output pipe is connected with the wastewater output end of the second filter element, and the third output pipe is outward of wastewater of the second filter element.

The water purification unit comprises the integrated water circuit board, the integrated water circuit board is provided with a tap water input pipe, a first output pipe for outputting domestic water, a second output pipe for outputting purified water and a third output pipe for outputting wastewater, wherein the tap water input pipe is matched with the filtering function of the first filter element and the second filter element, and the integrated water circuit board has the advantages of compact structure, small occupied space and neat and attractive appearance and is convenient to assemble.

In conclusion, as shown in fig. 1-6, the integrated water route board for water purification unit has compact structure, is convenient to assemble and occupies little space, and the running water input port 51 the pure water output port 54 with the domestic water output port 26 from left to right arrange in proper order in the back face of back bedplate 1, the connector in the water route of inward input and outward output all is located the back face of back bedplate 1 for the outer water pipe that is connected arranges neatly orderly.

Further, the utility model discloses still provide the use the water purification unit of integrated water route board, inside is equipped with the integrated water route board that collects a plurality of input or output pipeline as an organic whole, and interior outer water route connection simplifies in order, and the equipment is convenient, has compact structure and the space advantage that occupies for a short time to have the neat pleasing to the eye characteristic of outward appearance.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 present 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 present 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.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims (9)

1. An integrated waterway plate for water purifying equipment is characterized by comprising a rear seat plate, a first waterway connection module and a second waterway connection module; the first waterway connection module is installed on the front plate surface of the rear seat plate, the second waterway connection module is installed on the front plate surface of the rear seat plate, and the first waterway connection module and the second waterway connection module are adjacently arranged;

the first water path connection module is provided with a first output pipe, the water path direction of the first output pipe is arranged along the front-back direction perpendicular to the plate surface of the rear seat plate, the input end of the first output pipe is provided with a first filtered water input port, the first filtered water input port is used for being connected with the filtering end of the first filter element, the output end of the first output pipe penetrates through the rear seat plate, the output end of the first output pipe is provided with a domestic water output port on the rear plate surface of the rear seat plate, and the domestic water output port is used for communicating the filtered water of the first filter element to an outside user unit; the second water path connection module is provided with a tap water input pipe and a second output pipe, the water path direction of the tap water input pipe is arranged along the front-back direction perpendicular to the plate surface of the rear seat plate, the input end of the tap water input pipe is provided with a tap water input port, the output end of the tap water input pipe penetrates through the rear seat plate, the output end of the tap water input pipe is provided with a tap water output port on the rear plate surface of the rear seat plate, and the tap water output port is used for being connected with the initial filtering end of the first filter element; the second output pipe is an L-shaped pipeline, the output end of the second output pipe faces the front plate surface of the rear seat plate, the output end of the second output pipe penetrates through the rear seat plate, a purified water output port is formed in the rear plate surface of the rear seat plate at the output end of the second output pipe, a purified water input port is formed in the input end of the second output pipe, the end face of the purified water input port is perpendicular to the front plate surface of the rear seat plate, and the purified water input port is used for being connected with the filtering end of a second filter element;

the tap water input port, the purified water output port and the domestic water output port are sequentially arranged on the rear plate surface of the rear seat plate from left to right.

2. The integrated waterway plate for a water purifying apparatus of claim 1, wherein the second waterway connection module is further provided with a third output pipe for outputting the wastewater for cleaning the second filter element;

the third output pipe is horizontally arranged on the front plate surface of the rear seat plate and is arranged along the vertical direction of the rear seat plate, a first wastewater input port and a first wastewater output port are respectively arranged at the upper end and the lower end of the third output pipe, and the third output pipe is adjacent to and arranged between the first output pipe and the second output pipe;

the first wastewater input port with an upward opening is arranged adjacent to the right side of the purified water input port;

the first wastewater output port is arranged between the purified water output port and the domestic water output port;

the tap water input port, the purified water output port, the first wastewater output port and the domestic water output port which are sequentially arranged are positioned on the same straight line.

3. The integrated waterway plate for a water purifying device of claim 1, wherein the first waterway connection module is further provided with a second input pipe, and the second input pipe is used for connecting with a filter starting end of the second filter element;

the output end of the second input pipe extending forwards is provided with a second filtered water output port, and the second filtered water output port is arranged below the first filtered water input port; the openings of the second filtered water output port and the first filtered water input port face the front;

the input end of the second input pipe extending forwards and backwards is communicated with the middle part of the first output pipe.

4. The integrated waterway plate for a water purifying apparatus of claim 3, further comprising a water inlet valve;

the first output pipe is also provided with a third filtered water output port; a third filtered water input port is also arranged in the middle of the second input pipe;

openings of the third filtered water output port and the third filtered water input port which are adjacent up and down face the left; the third filtered water output port is positioned at the joint of the second input pipe and the first output pipe; the third filtered water input port is located behind the second filtered water output port;

the input end and the output end of the water inlet valve are respectively communicated with the third filtered water output port and the third filtered water input port.

5. The integrated waterway plate of claim 1, wherein the first output pipe further has a fourth filtered water output port at a middle portion thereof;

the fourth filtered water output port with an upward opening is arranged close to the front plate surface of the rear seat plate, and the fourth filtered water output port is close to the right side of the purified water input port;

the fourth filtered water output port is connected with the input end of the pressure reducing valve connected with the filtering end of the first filter element.

6. The integrated waterway plate for a water purifying apparatus according to claim 1, further comprising a water pressure sensor for detecting and feeding back a water pressure of the purified water in the second outlet pipe;

one end of the second output pipe, which is close to the purified water input port, is also provided with a water pressure detection port with a forward opening;

the water pressure sensor is installed at the water pressure detection port.

7. The integrated waterway plate for a water purifying apparatus of claim 2, further comprising a waste water valve;

the middle part of the third output pipe is also provided with a second wastewater output port and a second wastewater input port which are adjacent up and down; the second waste water output port and the second waste water input port, both of which are open to the left, are located between the first waste water input port and the first waste water output port;

and the input end and the output end of the waste water valve are respectively communicated with the second waste water output port and the second waste water input port.

8. The integrated waterway plate of claim 2, wherein the first waterway connection module and the second waterway connection module are integrally injection-molded.

9. A water purification apparatus comprising the integrated water passage plate for a water purification apparatus of any one of claims 1 to 8, a first filter element and a second filter element;

the integrated water channel plate, the first filter element and the second filter element are all arranged in the same machine shell;

the integrated water path plate is arranged between the rear end of the first filter element and the rear end of the second filter element;

the first filtered water input port is connected with the filter outlet end of the first filter element; the domestic water outlet is connected with an external use unit; the tap water output port is connected with the filter starting end of the first filter element; the purified water input port is connected with the filtering end of the second filter element;

the integrated water circuit board further comprises a third output pipe, the input end of the third output pipe is connected with the wastewater output end of the second filter element, and the third output pipe is outward of wastewater of the second filter element.

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