CN214149472U - Intelligent water meter - Google Patents

Abstract

The utility model discloses a water meter module, which comprises a filtering module, a water pipe joint and a bending joint; one end of the bending joint is provided with a first connecting piece, and the other end of the bending joint is provided with a second connecting piece; the first connecting piece is detachably connected with the shell of the water pipe connector, and the second connecting piece is detachably connected with the shell of the filtering module. The utility model discloses an intelligent water meter, through set up first connecting piece, second connecting piece on bending the joint, realize bending the joint and water pipe head's detachable connection, bending the joint and filtering module's detachable connection; when the maintenance needs to be changed to filter module, pull down from the water pipe head with bending joint and filter module earlier, pull down filter module from bending the joint again, easy dismounting has solved the inconvenient problem of filter module dismouting, the maintenance of the filter module of being convenient for is changed.

Description

Intelligent water meter

Technical Field

The utility model belongs to the technical field of the water measurement, specifically speaking relates to an intelligent water gauge.

Background

The water meter is in household water, the use environment is poor, the water meter is often eroded by silt and algae, the service life of the water meter is influenced, and even the hidden trouble of water leakage is caused. Therefore, a filter is generally disposed at the front end of the water meter for filtering out impurities such as silt.

However, the existing filter is directly installed on a water pipe at the front end of a water meter, so that the installation is complex, the water pipe is easy to damage, and the filter is not easy to disassemble and assemble.

Disclosure of Invention

The utility model provides an intelligent water meter has solved the inconvenient problem of filter module dismouting.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

an intelligent water meter comprising:

a water meter module having a housing with a water inlet and a water outlet;

a filter module having a housing with a water inlet, a water outlet;

the water pipe joint is provided with a shell, the shell is provided with three end faces, wherein a front water inlet is formed in the first end face, a rear water outlet is formed in the second end face, and a middle water outlet and a middle water inlet are formed in the third end face; the front water inlet is communicated with the middle water outlet, and the middle water inlet is communicated with the rear water outlet; the front water inlet is connected with a water inlet pipe, and the rear water outlet is connected with a water inlet of the water meter module;

the end face of one end of the bending joint is provided with a first opening and a second opening, and the end face of the other end of the bending joint is provided with a third opening and a fourth opening; the first opening is communicated with a third opening, and the second opening is communicated with a fourth opening; one end of the bending joint is provided with a first connecting piece, and the other end of the bending joint is provided with a second connecting piece;

the first connecting piece is detachably connected with the shell of the water pipe joint, the first opening is communicated with the middle water outlet, and the second opening is communicated with the middle water inlet;

the second connecting piece is detachably connected with the shell of the filtering module, the third opening is communicated with the water inlet of the filtering module, and the fourth opening is communicated with the water outlet of the filtering module.

Furthermore, the outer peripheral surface of one end of the bending joint is an annular surface, and the annular surface is provided with an external thread to form the first connecting piece;

an annular side wall is formed at the edge of the third end face of the water pipe connector, the annular side wall is provided with internal threads, and the first connecting piece is in threaded connection with the annular side wall.

Still further, the outer peripheral surface of the other end of the bending joint is provided with a folded edge to form the second connecting piece, and the folded edge is provided with a first mounting hole;

a mounting folded edge is formed on the shell of the filtering module, and a second mounting hole is formed on the mounting folded edge;

the fastener passes through the first mounting hole and the second mounting hole and connects the folded edge and the mounting folded edge together.

Furthermore, the bending joint is a 90-degree bending joint.

Still further, a first channel and a second channel are arranged in the shell of the water pipe joint; the front water inlet is communicated with the middle water outlet through a first channel, and the middle water inlet is communicated with the rear water outlet through a second channel;

a quick connector is mounted on the shell of the water pipe connector, and one end of the quick connector penetrates through the shell of the water pipe connector to be communicated with the second channel; the other end of the quick connector is connected with a flushing port of the filtering module through a flushing pipe, and a flushing valve is installed at the flushing port.

Furthermore, the quick connector is sleeve-shaped, an annular sealing ring is arranged in a cylindrical cavity of the quick connector, one end of the flushing pipe is inserted into the cylindrical cavity of the quick connector and penetrates through the annular sealing ring, and the flushing pipe is in interference fit with the cylindrical cavity of the quick connector.

Still further, the intelligent water meter further comprises a one-inlet two-outlet valve; the water inlet of the one-inlet two-outlet valve is connected with the water outlet of the water meter module, the first water outlet of the one-inlet two-outlet valve is connected with rear-end water equipment, and the second water outlet of the one-inlet two-outlet valve is connected with a blow-off pipe.

Furthermore, a first pressure sensor is arranged in the shell of the bending joint and used for collecting the pressure at the third opening; a second pressure sensor is arranged in the shell of the bent joint and used for collecting the pressure at a fourth opening; the first pressure sensor and the second pressure sensor respectively transmit the acquired pressure signals to a control module of the intelligent water meter; the control module controls the switch of the flushing valve and the switch of the one-inlet two-outlet valve according to the received pressure signal.

Furthermore, the bending joint is provided with a shell, a water inlet channel and a water outlet channel are arranged in the shell of the bending joint, the first opening is communicated with the third opening through the water inlet channel, and the second opening is communicated with the fourth opening through the water outlet channel;

a first detection channel and a second detection channel are formed in the shell of the bending joint;

one end of the first detection channel is communicated with the external space, and the other end of the first detection channel is communicated with the third opening of the bent joint; the first pressure sensor is arranged in the first detection channel and close to the third opening; a first sealing plug is detachably arranged at one end of the first detection channel;

one end of the second detection channel is communicated with the external space, and the other end of the second detection channel is communicated with a fourth opening of the bent joint; the second pressure sensor is arranged in the second detection channel and close to a fourth opening; and a second sealing plug is detachably arranged at one end of the second detection channel.

Furthermore, the intelligent water meter also comprises a water leakage sensor, the water leakage sensor sends a signal to a control module of the intelligent water meter, and the control module controls the on-off of an electric valve installed at the position of an inlet of the water pipe joint according to the received signal.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model discloses an intelligent water meter, through set up first connecting piece, second connecting piece on bending the joint, realize bending the joint and water pipe head's detachable connection, bending the joint and filtering module's detachable connection; when the water pipe joint is connected with the bending joint together, and the bending joint is connected with the filtering module together, water in the water inlet pipe enters the water pipe joint, enters the bending joint through the water pipe joint, then enters the filtering module through the bending joint, flows to the bending joint after being filtered by the filtering module, flows to the water pipe joint through the bending joint, enters the water meter module through the water pipe joint, flows to the rear-end water equipment after flowing out of the water meter module, and ensures the safe water use of the rear-end water equipment. When the maintenance needs to be changed to filter module, pull down from the water pipe head with bending joint and filter module earlier, pull down filter module from bending the joint again, easy dismounting has solved the inconvenient problem of filter module dismouting, the maintenance of the filter module of being convenient for is changed.

Other features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the invention, which is to be read in connection with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is an exploded perspective view of an embodiment of an intelligent water meter according to the present invention;

fig. 2 is a front view exploded view of an embodiment of the intelligent water meter of the present invention;

fig. 3 is a water path diagram of an embodiment of the intelligent water meter of the present invention;

FIG. 4 is a schematic structural view of the water pipe joint of FIG. 1;

FIG. 5 is a waterway view of the elbow connector of FIG. 1;

FIG. 6 is a water circuit diagram of the filtration module of FIG. 1;

fig. 7 is a schematic block diagram of an embodiment of the intelligent water meter of the present invention.

Reference numerals:

1. a water meter module;

11. a housing; 11-1, a water inlet; 11-2, a water outlet;

2. a filtration module;

21. a housing;

21-1, a water inlet; 21-2, a water outlet; 21-3, a flushing port;

21-4, a water inlet cavity; 21-5, a water outlet cavity;

21-6, mounting a folded edge;

22. a filter member; 23. a flush valve; 24. a flush tube;

3. a water pipe joint;

31. a housing;

31-1, a front water inlet; 31-2, a middle water outlet; 31-3, a middle water inlet; 31-4, a rear water outlet;

31-5, an annular sidewall;

4. bending the joint;

41. a housing;

41-1, a first opening; 41-2, a second opening; 41-3, a third opening; 41-4, a fourth opening;

41-5, a water inlet channel; 41-6, a water outlet channel;

41-7, a first detection channel; 41-8, a second detection channel;

42. a first connecting member;

43. a second connecting member; 43-1, a first mounting hole;

5. a quick connector;

6. a one-inlet two-outlet valve;

7. an electrically operated valve;

8. a fastener.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, 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; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the technical solutions in the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings and the embodiments.

The intelligent water meter of the embodiment mainly comprises a water meter module 1, a filtering module 2, a water pipe connector 3, a bending connector 4 and the like, and is shown in fig. 1 to 7.

The water meter module 1 comprises a shell 11, a water quantity metering module, a control module and the like, wherein the water quantity metering module, the control module and the like are positioned in the shell 11, and the shell 11 is provided with a water inlet 11-1 and a water outlet 11-2; the water inlet 11-1 is communicated with the water outlet 11-2 through a pipeline, and the water quantity metering module is arranged on the pipeline and used for metering water consumption.

A display module can be arranged on the shell 11 and used for displaying water consumption and other information, so that a user can conveniently check the information. And a power supply module is further arranged in the shell 11 and used for supplying power to each power utilization module of the intelligent water meter. The control module is a control center of the whole intelligent water meter and is used for controlling the operation of the whole intelligent water meter.

A filter module 2 having a housing 21 and a filter element 22 located within the housing 21, the housing 21 having an inlet 21-1 and an outlet 21-2; the shell 21 is internally provided with a cavity, the filter member 22 is arranged in the cavity to divide the cavity into a water inlet cavity 21-4 and a water outlet cavity 21-5, the water inlet 21-1 is communicated with the water inlet cavity 21-4, and the water outlet 21-2 is communicated with the water outlet cavity 21-5. The filter 22 is mainly a filter net for filtering water entering the housing 21 to trap impurities such as silt, weeds, rust, and the like.

The water pipe joint 3 is provided with a shell 31, the shell 31 is provided with three end faces, and two channels are arranged in the shell 31, wherein the first end face is provided with a front water inlet 31-1, the second end face is provided with a rear water outlet 31-4, and the third end face is provided with a middle water outlet 31-2 and a middle water inlet 31-3; the front water inlet 31-1 is communicated with the middle water outlet 31-2 through a first channel, and the middle water inlet 31-3 is communicated with the rear water outlet 31-4 through a second channel; the first channel is not communicated with the second channel; the front water inlet 31-1 is in threaded connection with the water inlet pipe, and the rear water outlet 31-4 is in threaded connection with the water inlet 11-1 of the water meter module 2. An electric valve 7 is arranged at the front water inlet 31-1, and the control module controls the on-off of the electric valve 7. When water leakage occurs or waste occurs, the electric valve 7 is closed, water inlet of the intelligent water meter is cut off, and property loss is avoided.

A bent joint 4 having a housing 41, the housing 41 having a bend, the housing 41 having a first opening 41-1 and a second opening 41-2 on an end surface of one end of the housing 41, the housing 41 having a third opening 41-3 and a fourth opening 41-4 on an end surface of the other end of the housing 41; the shell 41 is internally provided with a water inlet channel 41-5 and a water outlet channel 41-6; the first opening 41-1 is communicated with the third opening 41-3 through a water inlet channel 41-5, and the second opening 41-2 is communicated with the fourth opening 41-4 through a water outlet channel 41-6; one end of the shell 41 of the bent joint 4 is provided with a first connecting piece 42 which is detachably connected with the shell 31 of the water pipe joint 3; the other end of the housing 41 of the bent adapter 4 has a second connecting piece 43 for detachable connection to the housing of the filter module 2.

First connecting piece 42 and water pipe head 3's casing 31 detachable connection realizes bending and connects 4 and water pipe head 3's detachable connection, easy dismounting. When the first connecting piece 42 is connected with the shell 31 of the water pipe connector 3, the first opening 41-1 of the bent connector 4 is communicated with the middle water outlet 31-2 of the water pipe connector 3, and the second opening 41-2 is communicated with the middle water inlet 31-3.

The second connecting piece 43 is detachably connected with the shell 21 of the filter module 2, so that the bending connector 4 is detachably connected with the filter module 2. When the second connecting piece 43 is connected with the shell 21 of the filter module 2, the third opening 41-3 of the bent connector 4 is communicated with the water inlet 21-1 of the filter module 2, and the fourth opening 41-4 is communicated with the water outlet 21-2 of the filter module 2.

The water in the water inlet pipe enters the water pipe joint 3 through the front water inlet 31-1 of the water pipe joint 3, then flows to the middle water outlet 31-2 through the first channel, then flows to the first opening 41-1 of the bent joint 4, then flows to the third opening 41-3 through the water inlet channel 41-5, then flows to the water inlet 21-1 of the filter module 2, then enters the water inlet cavity 21-4, the water in the water inlet cavity 21-4 enters the water outlet cavity 21-5 after being filtered by the filter element 22, then flows to the fourth opening 41-4 of the bent joint 4 through the water outlet 21-2, flows to the second opening 41-2 through the water outlet channel 41-6, then flows to the middle water inlet 31-3 of the water pipe joint 3, then flows to the rear water outlet 31-4 through the second channel, and then flows to the water inlet 11-1 of the water meter module 1, enters the water meter module 1 through the water inlet 11-1, then flows out through the water outlet 11-2 of the water meter module 1 and flows to the rear-end water-using equipment.

Namely, the flow path of water is: the water inlet pipe → the water inlet port 31-1 of the water pipe joint 3 → the first channel → the middle water outlet port 31-2 → the first opening 41-1 of the bent joint 4 → the water inlet channel 41-5 → the third opening 41-3 → the water inlet port 21-1 of the filter module 2 → the water inlet chamber 21-4 → the filter member 22 → the water outlet chamber 21-5 → the water outlet port 21-2 → the fourth opening 41-4 of the bent joint 4 → the water outlet channel 41-6 → the second opening 41-2 → the middle water inlet port 31-3 of the water pipe joint 3 → the second channel → the rear water outlet port 31-4 → the water inlet port 11-1 of the water meter module 1 → the flow rate metering module → the water outlet port 11-2 → the water using equipment.

When the filter module 2 needs to be maintained, the electric valve 7 is turned off, water inflow is stopped, the first connecting piece 42 of the bent connector 4 and the shell 31 of the water pipe connector 3 are detached, namely, the bent connector 4 and the filter module 2 are integrally detached from the water pipe connector 3; then the filter module 2 is detached from the second connecting piece 43, the filter module 2 is detached from the bent joint 4, and then the filter module 2 is maintained and replaced; after the maintenance is finished, the filtering module 2 is connected with the second connecting piece 43 of the bent joint 4, and then the first connecting piece 42 is connected with the water pipe joint 3; the electric valve 7 is opened to recover water inflow. When the filter module 2 and the bending connector 4 are disassembled and assembled, the intelligent water meter is not limited by the space limitation of the intelligent water meter, and the intelligent water meter is more convenient to disassemble and assemble. Moreover, the bending joint 4 is provided with a bend, so that the bending joint 4 and the water pipe joint 3 can be conveniently disassembled.

According to the intelligent water meter, the first connecting piece 42 and the second connecting piece 43 are arranged on the bending connector 4, so that the bending connector 4 is detachably connected with the water pipe connector 3, and the bending connector 4 is detachably connected with the filtering module 2; when the water pipe joint 3 is connected with the bending joint 4, and the bending joint 4 is connected with the filtering module 2, water in the water inlet pipe enters the water pipe joint 3, enters the bending joint 4 through the water pipe joint 3, then enters the filtering module 2 through the bending joint 4, flows to the bending joint 4 after being filtered by the filtering module 2, flows to the water pipe joint 3 through the bending joint 4, enters the water meter module 1 through the water pipe joint 3, flows to the rear-end water equipment after flowing out of the water meter module 1, and ensures safe water use of the rear-end water equipment. When the maintenance needs to be changed to filtration module 2, pull down from water pipe head 3 with bending joint 4 and filtration module 2 earlier, pull down filtration module 2 from bending joint 4 again, easy dismounting has solved the inconvenient problem of the 2 dismouting of filtration module, and the maintenance of the filtration module 2 of being convenient for is changed. Moreover, because the filter module 2 is not in direct contact with the water inlet pipe, the water inlet pipe cannot be damaged by dismounting the filter module 2, and the service life of the water inlet pipe is prolonged.

In this embodiment, the outer peripheral surface of one end of the housing 41 of the bending joint 4 is an annular surface having an external thread, forming the first connecting member 42; an annular side wall 31-5 is formed at the edge of the third end face of the water pipe connector 3, the annular side wall 31-5 surrounds the outer side of the middle water outlet 31-2 and the middle water inlet 31-3, the annular side wall 31-5 is provided with internal threads, and the first connecting piece 42 is in threaded connection with the annular side wall 31-5, so that the bending connector 4 is detachably connected with the water pipe connector 3.

By designing the first connecting piece 42 and the annular side wall 31-5, the bent joint 4 and the water pipe joint 3 are stably and reliably connected, and the bent joint is convenient to disassemble and assemble and has good sealing performance.

In this embodiment, the other end of the bending joint 4 has a folded edge on its outer periphery to form the second connecting member 43, and the folded edge has a first mounting hole 43-1; correspondingly, a mounting folded edge 21-6 is formed on the shell 21 of the filter module 2, and a second mounting hole is formed on the mounting folded edge 21-6; the fastener 8 penetrates through the first mounting hole 43-1 and the second mounting hole to connect the folded edge and the mounting folded edge 21-6 together, so that the folding joint 4 and the filter module 2 can be detachably connected. In this embodiment, a seal ring is provided between the flange and the mounting flange 21-6, thereby further improving the sealing property.

By designing the second connecting piece 43 and the mounting folding edges 21-6, the stable and reliable connection between the bending joint 4 and the filter module 2 is realized, and the filter module is convenient to disassemble and assemble and good in sealing property.

In this embodiment, the bending joint 4 is a 90 ° bending joint, the housing 41 of the bending joint 4 is L-shaped as a whole, that is, the angle of the bending portion of the housing 41 is 90 °, and the end surface of one end of the housing 41 of the bending joint 4 is perpendicular to the end surface of the other end, so that the bending joint 4 and the water pipe joint 3 can be more conveniently disassembled and assembled, and the bending joint 4 and the filter module 2 can be more conveniently disassembled and assembled.

In this embodiment, the housing 21 of the filter module 2 is sleeve-shaped, the cavity in the housing 21 is cylindrical, the filter member 22 is sleeve-shaped, the filter member 22 is disposed in the cavity to divide the cavity into the water inlet cavity 21-4 and the water outlet cavity 21-5, the water inlet cavity 21-4 is annular, the annular water inlet cavity 21-4 is surrounded by the water outlet cavity 21-5, and the water inlet cavity 21-4 is coaxial with the water outlet cavity 21-5. A water inlet 21-1 and a water outlet 21-2 are formed on the end surface of one end of the shell 21; the water inlet 21-1 is annular and is arranged around the outer side of the water outlet 21-2; the water inlet 21-1 is communicated with the water inlet cavity 21-4, and the water outlet 21-2 is communicated with the water outlet cavity 21-5. Therefore, the water is fed into the periphery of the filtering module 2 and discharged from the center, the water feeding speed is high, the filtering area is large, the filtering efficiency is high, the filtering module 2 is integrally cylindrical, the occupied space is small, and the size of the whole filtering module 2 can be reduced.

The third opening 41-3 of the bent joint 4 is annular and surrounds the outer side of the fourth opening 41-4; the water inlet channel 41-5 is surrounded at the outer side of the water outlet channel 41-6; the first opening 41-1 is annular and surrounds the outside of the second opening 41-2. The middle water outlet 31-2 on the third end surface of the water pipe joint 3 is annular and is arranged around the outer side of the middle water inlet 31-3.

In this embodiment, the bending joint 4 includes two bending pipes: the water outlet device comprises an inner bending pipe and an outer bending pipe, wherein the outer bending pipe is sleeved on the outer side of the inner bending pipe, an opening at one end of the inner bending pipe is a second opening 41-2, an opening at the other end of the inner bending pipe is a fourth opening 41-4, and a pipe inner cavity of the inner bending pipe is a water outlet channel 41-6; the outer bending pipe and the inner bending pipe enclose a water inlet channel 41-5, a first opening 41-1 is formed between one end of the outer bending pipe and one end of the inner bending pipe, and a third opening 41-3 is formed between the other end of the outer bending pipe and the other end of the inner bending pipe. The outer peripheral surface of one end of the external folding elbow is provided with external threads to form the first connecting piece 42; the other end of the outward bent pipe has a folded edge on its outer circumference to form the second connecting member 43.

An annular mounting flange 21-6 is formed at the edge of the end face of one end of the shell 21 of the filtering module 2, and a plurality of second mounting holes are formed in the mounting flange 21-6 and are circumferentially distributed. And correspondingly, the second connecting piece 43 is also provided with a plurality of first mounting holes 43-1, the plurality of first mounting holes 43-1 are aligned with the plurality of second mounting holes one by one, and the second connecting piece 43 is stably and reliably connected with the mounting folding edges 21-6 through a plurality of fasteners 8.

The filtering module 2 is easy to accumulate pollutants after being used for a period of time, is not treated for a long time, and is easy to cause secondary pollution to inlet water, so that the filtering module 2 needs to be washed for pollution discharge. A flushing port 21-3 is formed on the end face of the other end of the shell 21 of the filtering module 2, the flushing port 21-3 is communicated with the water inlet cavity 21-4, and a one-way valve is connected between the water inlet cavity 21-4 and the flushing port 21-3; a flush valve 23 is installed at the flush port 21-3, and the flush valve 23 is used to open and close the flush port 21-3.

A quick connector 5 is arranged on the shell 31 of the water pipe connector 3, and one end of the quick connector 5 penetrates through the shell 31 of the water pipe connector 3 to be communicated with the second channel; the other end of the quick connector 5 is connected with a flushing port 21-3 of the filter module 2 through a flushing pipe 24.

When the filter module 2 is normally filtered and does not need to be flushed for sewage disposal, the flush valve 23 is closed, and the flush port 21-3 is closed.

When the filter module 2 needs to be flushed, the flushing valve 23 is opened, the flushing port 21-3 is further opened, the water in the water inlet cavity 21-4 flushes the filter element 22 and flows to the flushing port 21-3, enters the quick connector 5 through the flushing valve 23 and the flushing pipe 24, then enters the second channel, flows to the rear water outlet 31-4 and then enters the water inlet 11-1 of the water meter module 1. Therefore, when the filter module 2 is washed, the washing water enters the water meter module 1, the water consumption needs to be calculated, and the accuracy of water consumption metering is improved.

Through designing quick-operation joint 5, not only realized the reliable and stable connection of flushing pipe 24 with the second passageway of water pipe head 3, moreover, easy dismounting, the leakproofness is good.

In this embodiment, the quick connector 5 is sleeve-shaped and has a cylindrical cavity, one end of the cylindrical cavity is communicated with the second channel, and the other end of the cylindrical cavity is communicated with the external space; an annular sealing ring is arranged in the cylindrical cavity of the quick connector 5, one end of the flushing pipe 24 is inserted into the cylindrical cavity of the quick connector 5 and penetrates through the annular sealing ring, and the flushing pipe 24 is in interference fit with the cylindrical cavity of the quick connector 5. Through the quick connector 5 of the above structure, not only the stable and reliable connection with the flushing pipe 24 is realized, but also the disassembly and the assembly are convenient, and the sealing performance is good. In this embodiment, the flush tube 24 is a hose to facilitate insertion of the quick connector 5.

In order to facilitate the control of washing water and avoid the washing water from flowing into a rear-end water using device, the intelligent water meter also comprises a one-inlet two-outlet valve 6; the water inlet of the first inlet and second outlet valve 6 is connected with the water outlet 11-2 of the water meter module 1, the first water outlet of the first inlet and second outlet valve 6 is connected with rear-end water using equipment, and the second water outlet of the first inlet and second outlet valve 6 is connected with a sewage discharge pipe.

When the flush valve 23 is opened, the first water outlet of the first inlet and second outlet valve 6 is closed, the second water outlet is opened, and after the flush water flows out of the water meter module 1, the flush water flows to the sewage discharge pipe through the water inlet of the first inlet and second outlet valve 6 and the second water outlet.

When the flush valve 23 is closed, the first water outlet of the first inlet and second outlet valve 6 is opened, the second water outlet is closed, and water flowing out of the water meter module 1 flows to the rear-end water-using equipment through the water inlet of the first inlet and second outlet valve 6 and the first water outlet.

The flushing valve 23 may be a manual valve or an electromagnetic valve; the one-inlet-two-outlet valve 6 can be a manual valve or an electromagnetic valve. When the flushing valve 23 and the one-inlet two-outlet valve 6 are electromagnetic valves, the control module controls the flushing valve 23 and the one-inlet two-outlet valve 6 to be opened and closed.

In this embodiment, the pressure at the third opening 41-3 of the bent connector 4 is approximately equal to the pressure at the water inlet 21-1 of the filter module 2; the pressure at the fourth opening 41-4 of the bent joint 4 is approximately equal to the pressure at the water outlet 21-2 of the filter module 2, so that in order to monitor the water inlet pressure and the water outlet pressure of the filter module 2, a first pressure sensor is arranged in the shell 41 of the bent joint 4 and is used for collecting the pressure at the third opening 41-3; a second pressure sensor is arranged in the shell 41 of the bent joint 4 and used for collecting the pressure at the fourth opening 41-4; the first pressure sensor and the second pressure sensor respectively transmit the acquired pressure signals to a control module of the intelligent water meter; the control module controls the opening and closing of the flushing valve 23, the opening and closing of the one-inlet two-outlet valve 6 and the opening and closing of the electric valve 7 according to the received pressure signals.

If the pressure difference detected by the two pressure sensors is greater than the set threshold value, which indicates that the filter element 22 is blocked and needs to be flushed, the control module controls the flushing valve 23 to be opened, the first water outlet of the one-inlet-two-outlet valve 6 to be closed, and the second water outlet to be opened.

Meanwhile, when the household does not use water, the water leakage condition of the filter module 2 can be judged according to the pressure change of the two pressure sensors. If water leakage occurs, the control module controls the electric valve 7 to close and cuts off water inflow.

In the present embodiment, in order to facilitate the attachment and detachment of the first pressure sensor and the second pressure sensor, the housing 41 of the bent sub 4 has the first detection passage 41-7 and the second detection passage 41-8 formed therein.

One end of the first detection channel 41-7 is communicated with the external space, and the other end of the first detection channel 41-7 is communicated with the third opening 41-3 of the bending joint 4; the first pressure sensor is arranged in the first detection channel 41-7 and close to the third opening 41-3; a first sealing plug is detachably arranged at one end of the first detection channel 41-7; when the first pressure sensor needs to be assembled and disassembled, the electric valve 7 is closed, and the first sealing plug is opened. The first sealing plug is in threaded connection with one end of the first detection channel 41-7, so that the first sealing plug is convenient to disassemble and assemble and has good sealing performance.

One end of a second detection channel 41-8 is communicated with the external space, and the other end of the second detection channel 41-8 is communicated with a fourth opening 41-4 of the bending joint 4; the second pressure sensor is arranged in the second detection channel 41-8 and close to the fourth opening 41-4; a second sealing plug is detachably mounted at one end of the second detection channel 41-8. When the second pressure sensor needs to be assembled and disassembled, the electric valve 7 is closed, and the second sealing plug is opened. The second sealing plug is in threaded connection with one end of the second detection channel 41-8, so that the disassembly and the assembly are convenient, and the sealing performance is good.

In this embodiment, in order to detect whether water leaks, the intelligent water meter further includes a water leakage sensor, the water leakage sensor sends a signal to a control module of the intelligent water meter, and the control module controls the on-off of an electric valve 7 installed at the water inlet 31-1 of the water pipe connector 3 according to the received signal.

The water leakage sensor is a point distribution type water leakage sensor and is arranged in a kitchen, a bathroom and the like, when water leakage occurs, a probe of the water leakage sensor sends a water leakage signal to the control module after meeting water, and the control module controls the electric valve 7 to be closed after receiving the water leakage signal. The water leakage sensor transmits signals to the control module in a wireless communication mode.

In order to facilitate the communication between the intelligent water meter and other external equipment, the intelligent water meter further comprises a wireless communication module, and the wireless communication module is connected with the control module. The control module is communicated with external equipment (such as an intelligent terminal, various water consumption equipment and the like) through the wireless communication module, so that remote monitoring is realized.

The control module transmits each operating parameter of the intelligent water meter to the wireless communication module, and the operating parameters are transmitted to the intelligent terminal such as a mobile phone, a PAD, a computer and the like through the wireless communication module, so that remote monitoring is realized. The intelligent terminal can also send a remote control signal to the wireless communication module, the wireless communication module transmits the control module, and the control module controls the operation of the whole intelligent water meter according to the received control signal, so that the remote control is realized.

According to the intelligent water meter, the filter module 2 is convenient to disassemble and assemble and can be maintained and replaced in time; the water is filtered by the filtering module 2, so that large-particle impurities in the water are filtered, the whole house is purified, and the water inlet quality of the water meter module 1 is effectively improved; can wash filter module 2, prevent into water secondary pollution, effectively promote filter module 2 and water gauge module 1's life-span, realize the protection to intelligent water gauge, increase the life of intelligent water gauge, play the guard action to each water equipment of intelligent water gauge rear end moreover. And moreover, the water leakage protection control is combined, so that the water leakage accident is avoided, and the loss caused by excessive overflow is prevented. The intelligent water meter of the embodiment is simple, reliable, stable in performance and low in cost.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. An intelligent water meter, comprising:

a water meter module having a housing with a water inlet and a water outlet;

a filter module having a housing with a water inlet, a water outlet;

the water pipe joint is provided with a shell, the shell is provided with three end faces, wherein a front water inlet is formed in the first end face, a rear water outlet is formed in the second end face, and a middle water outlet and a middle water inlet are formed in the third end face; the front water inlet is communicated with the middle water outlet, and the middle water inlet is communicated with the rear water outlet; the front water inlet is connected with a water inlet pipe, and the rear water outlet is connected with a water inlet of the water meter module;

the end face of one end of the bending joint is provided with a first opening and a second opening, and the end face of the other end of the bending joint is provided with a third opening and a fourth opening; the first opening is communicated with a third opening, and the second opening is communicated with a fourth opening; one end of the bending joint is provided with a first connecting piece, and the other end of the bending joint is provided with a second connecting piece;

the first connecting piece is detachably connected with the shell of the water pipe joint, the first opening is communicated with the middle water outlet, and the second opening is communicated with the middle water inlet;

the second connecting piece is detachably connected with the shell of the filtering module, the third opening is communicated with the water inlet of the filtering module, and the fourth opening is communicated with the water outlet of the filtering module.

2. The intelligent water meter of claim 1, wherein: the outer peripheral surface of one end of the bending joint is an annular surface, and the annular surface is provided with an external thread to form the first connecting piece;

an annular side wall is formed at the edge of the third end face of the water pipe connector, the annular side wall is provided with internal threads, and the first connecting piece is in threaded connection with the annular side wall.

3. The intelligent water meter of claim 1, wherein: the outer peripheral surface of the other end of the bending joint is provided with a folded edge to form the second connecting piece, and the folded edge is provided with a first mounting hole;

a mounting folded edge is formed on the shell of the filtering module, and a second mounting hole is formed on the mounting folded edge;

the fastener passes through the first mounting hole and the second mounting hole and connects the folded edge and the mounting folded edge together.

4. The intelligent water meter of claim 1, wherein: the bending joint is a 90-degree bending joint.

5. The intelligent water meter of claim 1, wherein:

a first channel and a second channel are arranged in the shell of the water pipe joint; the front water inlet is communicated with the middle water outlet through a first channel, and the middle water inlet is communicated with the rear water outlet through a second channel;

a quick connector is mounted on the shell of the water pipe connector, and one end of the quick connector penetrates through the shell of the water pipe connector to be communicated with the second channel; the other end of the quick connector is connected with a flushing port of the filtering module through a flushing pipe, and a flushing valve is installed at the flushing port.

6. An intelligent water meter as set forth in claim 5, wherein: the quick connector is sleeve-shaped, an annular sealing ring is arranged in a cylindrical cavity of the quick connector, one end of the flushing pipe is inserted into the cylindrical cavity of the quick connector and penetrates through the annular sealing ring, and the flushing pipe is in interference fit with the cylindrical cavity of the quick connector.

7. An intelligent water meter as set forth in claim 5, wherein: the intelligent water meter also comprises a one-inlet two-outlet valve; the water inlet of the one-inlet two-outlet valve is connected with the water outlet of the water meter module, the first water outlet of the one-inlet two-outlet valve is connected with rear-end water equipment, and the second water outlet of the one-inlet two-outlet valve is connected with a blow-off pipe.

8. An intelligent water meter as set forth in claim 7, wherein: a first pressure sensor is arranged in the shell of the bent joint and used for collecting the pressure at the third opening; a second pressure sensor is arranged in the shell of the bent joint and used for collecting the pressure at a fourth opening; the first pressure sensor and the second pressure sensor respectively transmit the acquired pressure signals to a control module of the intelligent water meter; the control module controls the switch of the flushing valve and the switch of the one-inlet two-outlet valve according to the received pressure signal.

9. An intelligent water meter as set forth in claim 8, wherein: the bent joint is provided with a shell, a water inlet channel and a water outlet channel are arranged in the shell of the bent joint, the first opening is communicated with the third opening through the water inlet channel, and the second opening is communicated with the fourth opening through the water outlet channel;

a first detection channel and a second detection channel are formed in the shell of the bending joint;

one end of the first detection channel is communicated with the external space, and the other end of the first detection channel is communicated with the third opening of the bent joint; the first pressure sensor is arranged in the first detection channel and close to the third opening; a first sealing plug is detachably arranged at one end of the first detection channel;

one end of the second detection channel is communicated with the external space, and the other end of the second detection channel is communicated with a fourth opening of the bent joint; the second pressure sensor is arranged in the second detection channel and close to a fourth opening; and a second sealing plug is detachably arranged at one end of the second detection channel.

10. An intelligent water meter as set forth in claim 8, wherein: the intelligent water meter also comprises a water leakage sensor, the water leakage sensor sends a signal to a control module of the intelligent water meter, and the control module controls the on-off of an electric valve arranged at the position of an inlet of the water pipe joint according to the received signal.

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