CN218895009U

CN218895009U - Improved inner valve core tube and faucet with improved inner valve core tube

Info

Publication number: CN218895009U
Application number: CN202223436920.7U
Authority: CN
Inventors: 黄福龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-04-21
Anticipated expiration: 2032-12-21

Abstract

The utility model provides an improved inner valve core tube and a tap with the improved inner valve core tube, which comprise a tap shell, a base arranged in the tap shell, a pure water inlet tube communicated with the upper end face of the base and used for allowing pure water to enter, a pure water inlet tube communicated with the upper end face of the base, valve seats respectively communicated with the pure water inlet tube and the upper end of the pure water inlet tube, a water outlet channel arranged on the periphery of the valve seats and communicated with the end face of the valve seat side, and a control assembly arranged between the tap shell and the water distribution valve core.

Description

Improved inner valve core tube and faucet with improved inner valve core tube

Technical Field

The utility model relates to the technical field of faucets, in particular to an improved inner valve core tube and a faucet with the improved inner valve core tube.

Background

The water purifier is also called a water purifier and a water quality purifier, and is water treatment equipment for carrying out deep filtration and purification treatment on water according to the use requirement of water. The water purifier is usually used as a small-sized purifier for household use, and the water purifier is usually installed in a traditional household to filter tap water and install a water purifier tap according to the demands of customers.

The conventional water purifier tap as shown in fig. 1 comprises a mounting seat 1', a tap body 2' arranged on the mounting seat 1', a water outlet pipe 3' arranged on the tap body 2' and used for allowing pure water or pure water to flow out, a pure water control member 4' arranged on one side of the tap body 2' and used for controlling pure water to flow out of the water outlet pipe 3', and a pure water control member 5' arranged on the other side of the tap body 2' and used for controlling pure water to flow out of the water outlet pipe 3 '.

When a customer needs to drink by using pure water, the pure water control piece 5' is closed, and the pure water control piece 4' is opened, so that the pure water flows out from the water outlet pipe 3 '; when the customer needs to use the water purification to wash, the water purification control piece 4' is closed and the water purification control piece 5' is opened, so that the water purification flows out from the water outlet pipe 3', the water purification and the water purification can be controlled without installing two water taps, and the following defects still exist:

1. when switching the play water between pure water and the water purification, need switch both hands and operate pure water control spare and water purification control spare, be inconvenient for single hand operation, be difficult to accomplish the switching to pure water and water purification on a control spare, the operation is comparatively loaded down with trivial details.

2. After the water purifier tap is installed, the positions of the pure water control piece and the pure water control piece on the tap shell need to occupy the space of a large table top, so that the space required by the installation of the water purifier tap cannot be reduced, and the space is not beneficial to saving.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art and provide an improved inner valve core tube and a faucet with the improved inner valve core tube.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a valve core pipe in improved generation, includes the base, the intercommunication set up in the pure water inlet tube that is used for supplying pure water to get into of base up end, respectively the intercommunication set up in pure water inlet tube with the disk seat that is used for placing the case of pure water inlet tube upper end, set up in disk seat periphery side and with the disk seat side terminal surface is linked together be used for supplying pure water or the play water channel of pure water outflow.

The further improvement is that: the base is provided with a notch for the power supply line to pass through, and an avoidance area for being matched with the notch to enable the power line to pass through between the water outlet channel and the valve seat is formed between the water outlet channel and the valve seat.

The utility model provides a tap with improved generation inner valve core pipe, including the tap casing, set up in base in the tap casing, the intercommunication set up in the pure water inlet tube that is used for supplying pure water to get into of base up end, respectively the intercommunication set up in pure water inlet tube with the disk seat of pure water inlet tube upper end, set up in disk seat periphery side and with the play water channel that is used for supplying pure water or pure water to flow out that disk seat side terminal surface is linked together, set up in be used for controlling pure water or pure water on the disk seat from the water diversion valve core of play water channel outflow, set up in the installation lid of tap casing up end, one end with the play water channel is connected the other end and is worn out the installation lid be used for discharging outside pure water or pure water of play water channel, set up in the tap casing with be used for making things convenient for hand drive water diversion valve core in order to control pure water or pure water from the play water diversion valve core.

The further improvement is that: the faucet shell is connected with the base through a connecting device.

The further improvement is that: the connecting device comprises a positioning plate fixedly arranged in the tap shell and used for being abutted against the valve seat to position the valve seat, a reserved opening formed in the positioning plate and used for enabling a water outlet channel and the valve rod end of the water diversion valve core to penetrate out of a preset position when the valve seat is abutted against the positioning plate, an abutting piece in threaded connection with the lower end of the tap shell and used for abutting against the lower end face of the base to limit the valve seat on the positioning plate when the valve seat is abutted against the positioning plate, and an auxiliary piece arranged on the abutting piece and used for enabling an external pure water pipe and an external pure water pipe to penetrate through the abutting piece and be connected onto the pure water inlet pipe and the pure water inlet pipe when the lower end face of the abutting piece abuts against the base to limit the valve seat on the positioning plate.

The further improvement is that: the locating plate is provided with an auxiliary opening for the power supply line to pass through.

The further improvement is that: the auxiliary piece comprises a through hole which is arranged on the propping piece and used for allowing an external pure water pipe and an external pure water pipe to penetrate through the propping piece and be connected to the pure water inlet pipe and the pure water inlet pipe, and an auxiliary ring which is sleeved in the faucet shell and is positioned between the base and the propping piece and used for enabling a movable area to be formed between the propping piece and the base when the propping piece is propped against the lower end face of the base so as to prevent the installation of the external pure water pipe and the pure water pipe from being influenced by too small interval between the propping piece and the base.

The further improvement is that: the control assembly comprises a driven piece, a matching opening, a mounting hole and a driving rod, wherein the driven piece is clamped and arranged at the end of the valve rod of the water diversion valve core, the matching opening is formed in the faucet shell and arranged along the circumferential direction of the faucet shell, the mounting hole is formed in the driven piece, one end of the driving rod is clamped and arranged on the driven piece, the other end of the driving rod, which is positioned in the mounting hole, penetrates out of the faucet shell and is positioned in the matching opening.

The further improvement is that: the driven piece is communicated with the mounting hole, a first connecting hole is formed in the driven piece in a penetrating mode, a second connecting hole which is formed in one end of the driving rod in a penetrating mode and corresponds to the first connecting hole in position when one end of the driving rod is clamped into the driven piece and located in the mounting hole, and a connecting piece which is arranged between the first connecting hole and the second connecting hole and used for limiting the driving rod to the driven piece after the second connecting hole is opposite to the first connecting hole in position.

The further improvement is that: and a detection device for detecting the total solid content dissolved in the pure water and displaying the detected value is arranged between the installation cover and the external pure water pipe and/or the external pure water pipe.

The further improvement is that: the detection device comprises a tee joint connector which is communicated with an external pure water pipe and/or an external pure water pipe, a detection probe which is arranged on the tee joint connector and used for detecting the total solid content dissolved in pure water, a display screen which is arranged on the installation cover and electrically connected with the detection probe and used for displaying the total solid content value detected by the detection probe, and a power line which is arranged on the display screen and used for being connected with an external power supply to supply power to the display screen.

The further improvement is that: and a limiting ring used for propping the upper end surface of the water diversion valve core to limit the water diversion valve core in the valve seat when the propping piece proppes against the lower end surface of the base to limit the valve seat on the positioning plate is sleeved between the water diversion valve core and the positioning plate.

After the technical scheme is adopted, the utility model has the beneficial effects that: when the water outlet between the pure water and the purified water is switched, the control component can be driven by a single hand to control the pure water or the purified water to flow out of the water outlet channel, the switching of the pure water and the purified water can be completed on one control component, the space required by the installation of the faucet of the water purifier is reduced, the operation is simple and convenient, and the maintenance operation is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of a prior art water purifier tap;

FIG. 2 is a schematic structural view of an improved inner valve core tube according to the present utility model;

FIG. 3 is a schematic view of the structure of the faucet with the improved inner cartridge tube of the present utility model;

FIG. 4 is a schematic view of the exploded construction of the faucet with the improved inner cartridge tube of the present utility model;

FIG. 5 is a top view of the follower, drive rod, first and second connection holes, and connector of the present utility model;

FIG. 6 is a cross-sectional view of a faucet having an improved inner cartridge tube in accordance with the present utility model;

FIG. 7 is a schematic view of the structure of the positioning plate of the present utility model;

FIG. 8 is a top view of the drive rod of the present utility model in a first position;

fig. 9 is a top view of the second position of the drive rod of the present utility model.

Reference numerals illustrate: tap casing 1, base 2, pure water inlet tube 3, pure water inlet tube 4, disk seat 5, play water channel 6, water diversion valve core 7, installation lid 8, outlet pipe 9, locating plate 10, reserve opening 11, support piece 12, through-hole 13, auxiliary ring 14, follower 15, mating opening 16, mounting hole 17, actuating lever 18, first connecting hole 19, second connecting hole 20, connecting piece 21, tee bend connector 22, test probe 23, display screen 24, power cord 25, confinement ring 26, breach 27, dodge district 28, auxiliary opening 29.

Detailed Description

The utility model will now be further described with reference to the drawings and specific examples.

Referring to fig. 2 to 9, the technical scheme adopted in this embodiment is as follows: the faucet with the improved inner valve core tube comprises a faucet shell 1, a base 2 arranged in the faucet shell 1, a pure water inlet tube 3 communicated with the upper end face of the base 2 and used for allowing pure water to enter, a pure water inlet tube 4 communicated with the upper end face of the base 2 and used for allowing pure water to enter, a valve seat 5 respectively communicated with the pure water inlet tube 3 and the upper end of the pure water inlet tube 4, a water outlet channel 6 arranged on the periphery side of the valve seat 5 and communicated with the side end face of the valve seat 5 and used for allowing pure water or pure water to flow out, a water distributing valve core 7 arranged on the valve seat 5 and used for controlling pure water or pure water to flow out of the water outlet channel 6, a mounting cover 8 arranged on the upper end face of the faucet shell 1, a book outlet tube 9 with one end connected with the water outlet channel 6 and the other end penetrating out of the mounting cover 8 and used for discharging pure water or pure water flowing out of the water outlet channel 6, and a control assembly arranged between the faucet shell 1 and the water distributing valve core 7 and used for conveniently driving the water distributing valve core 7 by hands to control pure water or pure water to be discharged from the book outlet tube 9. When a part of customers need a single water outlet function, a pure water inlet pipe or a pure water inlet pipe can be independently arranged on the base 2, or one of the pure water inlet pipe 3 and the pure water inlet pipe 4 is blocked, so that the adjustment can be conveniently carried out according to the requirements of the customers.

The faucet shell 1 is connected with the base 2 through a connecting device, the connecting device comprises a positioning plate 10 fixedly arranged in the faucet shell 1 and used for being abutted against the valve seat 5 to position the valve seat 5, a reserved opening 11 which is formed in the positioning plate 10 and used for enabling a water outlet channel 6 and a valve rod end of a water diversion valve core 7 to penetrate out of a preset position when the valve seat 5 is abutted against the positioning plate 10, an abutting piece 12 which is connected with the lower end of the faucet shell 1 through threads and used for abutting against the lower end face of the base 2 to limit the valve seat 5 on the positioning plate 10 when the valve seat 5 is abutted against the positioning plate 10, and an auxiliary piece which is arranged on the abutting piece 12 and used for enabling an external pure water pipe and an external pure water pipe to penetrate through the abutting piece 12 and be connected with the pure water inlet pipe 3 and the pure water inlet pipe 4 when the abutting piece 12 abuts against the lower end face of the base 2 to limit the valve seat 5 on the positioning plate 10, and the position of the positioning plate 10 is located below a control assembly.

The auxiliary part comprises a through hole 13 which is arranged on the propping part 12 in a penetrating way and is used for allowing an external pure water pipe and the external pure water pipe to pass through the propping part 12 and be connected with the pure water inlet pipe 3 and the pure water inlet pipe 4, and an auxiliary ring 14 which is sleeved in the faucet shell 1 and is positioned between the base 2 and the propping part 12 and is used for enabling a movable area to be formed between the propping part 12 and the base 2 when the propping part 12 is propped against the lower end surface of the base 2 so as to prevent the too small interval between the propping part 12 and the base 2 from influencing the installation of the external pure water pipe and the pure water pipe.

The control assembly comprises a driven piece 15, a matching opening 16, a mounting hole 17 and a driving rod 18, wherein the driven piece 15 is arranged at the valve rod end of the water diversion valve core 7 in a clamping mode, the matching opening 16 is formed in the faucet shell 1 and arranged along the circumferential direction of the faucet shell 1, the mounting hole 17 is formed in the driven piece 15, one end of the driving rod 18 is arranged on the driven piece 15 in a clamping mode, the other end of the driving rod penetrates out of the mounting hole 17, and the driving rod is arranged on the faucet shell 1 and is positioned in the matching opening 16.

The driven member 15 is communicated with the mounting hole 17, a first connecting hole 19 is formed in a penetrating manner, a second connecting hole 20 is formed in a penetrating manner at one end of the driving rod 18, the second connecting hole 20 corresponds to the first connecting hole 19 when one end of the driving rod 18 is clamped into the driven member 15 and is positioned in the mounting hole 17, a connecting piece 21 is arranged between the first connecting hole 19 and the second connecting hole 20, the driving rod 18 is limited to the driven member 15 after the second connecting hole 20 is opposite to the first connecting hole 19, the connecting piece 21 can be a bolt or a screw, and is matched with the first connecting hole 19 and the second connecting hole 20, and the driving rod 18 is limited to the driven member 15.

The device comprises a three-way connector 22, a detection probe 23, a display screen 24 and a power line 25, wherein the three-way connector 22 is used for being communicated with an external pure water pipe and/or the external pure water pipe, the detection probe 23 is arranged on the three-way connector 22 and used for detecting the total solid content dissolved in the pure water, the display screen 24 is arranged on the mounting cover 8 and electrically connected with the detection probe 23 and used for displaying the total solid content value detected by the detection probe, and the power line 25 is arranged on the display screen 24 and used for being connected with an external power supply to supply power to the display screen 24. The detection probe 23 can be connected with the external pure water pipe and the external pure water pipe through the three-way connector 22 respectively so as to detect the total solid content dissolved in the water in the external pure water pipe and the external pure water pipe, and the three-way connector 22 and the detection probe 23 can also be used for detecting the total solid content dissolved in the water in the external pure water pipe or the external pure water pipe.

And a limiting ring 26 for propping the upper end surface of the water diversion valve core 7 to limit the water diversion valve core 7 in the valve seat 5 when the propping piece 12 is propped against the lower end surface of the base 2 to limit the valve seat 5 on the positioning plate 10 is sleeved on the water diversion valve core 7 between the water diversion valve core 7 and the positioning plate 10.

The base 2 is provided with a notch 27 for a power supply line to pass through the base 2, and a avoidance area 28 for being matched with the notch 27 to enable the power supply line to pass through the space between the water outlet channel 6 and the valve seat 5 is formed between the water outlet channel 6 and the valve seat 5.

The positioning plate 10 is provided with an auxiliary opening 29 for the power supply line to pass through the positioning plate 10.

The working principle of the utility model is as follows: when pure water outlet needs to be switched, the driving rod 18 is shifted to the first position by one hand, so that the driven piece 15 drives the valve rod end of the water diversion valve core 7 to rotate in the faucet shell 1, at the moment, the pure water inlet pipe 4 is closed, the pure water inlet pipe 3 is opened, and external pure water enters the water diversion valve core 7 through the pure water inlet pipe 3 and flows out of the book outlet pipe 9 on the water outlet channel 6; when the purified water is required to be switched, the driving rod 18 is shifted to the second position by one hand, so that the driven piece 15 drives the valve rod end of the water diversion valve core 7 to rotate in the faucet shell 1, at the moment, the purified water inlet pipe 3 is closed, the purified water inlet pipe 4 is opened, external purified water enters the water diversion valve core 7 through the purified water inlet pipe 4 and flows out of the book outlet pipe 9 on the water outlet channel 6, and when the water outlet is required to be closed, the driving rod 18 is shifted to the middle of the first position and the second position by one hand, so that the purified water inlet pipe 3 and the purified water inlet pipe 4 are simultaneously closed by the water diversion valve core 7, the switching of purified water and purified water can be completed on one control component, the space required by the installation of a water purifier faucet is reduced, and maintenance operation is facilitated; before pure water enters the pure water inlet pipe 3 through the three-way connector 22, the detection end of the detection probe 23 detects the total solid content dissolved in the pure water, and the detected numerical value is displayed through the display screen 24, so that a user can observe the solid content in the pure water conveniently.

When the base 2 is required to be installed in the faucet shell 1, an external pure water pipe and an external pure water pipe are installed on the pure water inlet pipe 3 and the pure water inlet pipe 4, connecting wires of a power line 25 and a detection probe 23 penetrate through the base 2 and the positioning plate 10 through a notch 27 and an auxiliary opening 29, then the connecting wires of the external pure water pipe, the power line 25 and the detection probe 23 respectively penetrate through the auxiliary ring 14 and uniformly penetrate through the abutting piece 12 through the penetrating hole 13, the limiting ring 26 is sleeved on the upper end face of the water diversion valve core 7, at the moment, the base 2 is pushed to enable the upper end face of the valve seat 5 to abut against the lower end face of the positioning plate 10, the valve rod ends of the water outlet channel 6 and the water diversion valve core 7 penetrate through the positioning plate 10 to be positioned in the reserved opening 11, the auxiliary ring 14 is placed in the faucet shell 1 to be positioned below the base 2, then the external force drives the propping piece 12 to drive the auxiliary ring 14 to prop against the lower end face of the base 2, after the auxiliary ring 14 is propped tightly, the external force is removed to drive the propping piece 12, the base 2 is limited between the positioning plate 10 and the propping piece 12, the mounted auxiliary ring 14 can form a movable area between the propping piece 12 and the base 2 to prevent the small interval between the propping piece 12 and the base 2 from influencing the installation of an external pure water pipe and an external pure water pipe, then the driven piece 15 is inserted into the valve rod end of the water diversion valve core 7, the position of the mounting hole 17 corresponds to the position of the matching hole, one end of the driving rod 18 is inserted into the mounting hole 17, the positions of the first connecting hole 19 and the second connecting hole 20 correspond, the driving rod 18 is limited on the driven piece 15 through the connecting piece 21, the driving rod 18 is prevented from falling off on the driven piece 15 in the use process, the mounting cover 8 and the book outlet pipe 9 are respectively arranged on the upper end of the faucet shell 1 and the water outlet channel 6.

The utility model is to protect the structure of the product, the types of the elements are not the content protected by the utility model, and the utility model is also known technology, and only the elements which can realize the functions of the utility model can be used as an improved inner valve core tube and a tap with the improved inner valve core tube in the market. Therefore, parameters such as the type of the element will not be described in detail in the present utility model. The utility model is contributed to scientifically combining the elements together.

While the basic principles and main features of the present utility model and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents. The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

Claims

1. An improved generation inner valve core pipe which characterized in that: the water inlet pipe is communicated with the water inlet pipe, the valve seat is arranged on the upper end of the water inlet pipe, the valve seat is arranged on the periphery of the valve seat, and the water outlet channel is communicated with the end face of the side of the valve seat and used for supplying pure water or flowing out of the pure water.

2. The improved inner valve core tube as set forth in claim 1, wherein: the base is provided with a notch for the power supply line to pass through, and an avoidance area for being matched with the notch to enable the power line to pass through between the water outlet channel and the valve seat is formed between the water outlet channel and the valve seat.

3. Tap with improved generation inner valve core pipe, its characterized in that: the water diversion valve comprises a faucet shell, a base arranged in the faucet shell, a pure water inlet pipe, a valve seat, a water outlet channel, a water diversion valve core, a mounting cover and a water outlet pipe, wherein the pure water inlet pipe is used for supplying pure water to enter, the pure water inlet pipe is communicated with the upper end face of the base, the pure water inlet pipe is used for supplying pure water to enter, the valve seat is respectively communicated with the pure water inlet pipe and the upper end of the pure water inlet pipe, the water outlet channel is arranged on the periphery of the valve seat and is communicated with the side end face of the valve seat and is used for supplying pure water or pure water to flow out, the water diversion valve core is arranged on the valve seat and is used for controlling the pure water or pure water to flow out of the water outlet channel, the mounting cover is arranged on one end of the mounting cover, the water outlet pipe is connected with the water outlet channel, and the control assembly is arranged between the faucet shell and the water diversion valve core and is used for conveniently driving the water diversion valve core by hands to control pure water or pure water to flow out of the water outlet pipe.

4. A faucet having an improved inner cartridge tube as in claim 3 wherein: the base is provided with a notch for the power supply line to pass through, and an avoidance area for being matched with the notch to enable the power line to pass through between the water outlet channel and the valve seat is formed between the water outlet channel and the valve seat.

5. A faucet having an improved inner cartridge tube as in claim 3 wherein: the faucet shell is connected with the base through a connecting device.

6. The faucet having an improved inner cartridge tube of claim 5, wherein: the connecting device comprises a positioning plate fixedly arranged in the tap shell and used for being abutted against the valve seat to position the valve seat, a reserved opening formed in the positioning plate and used for enabling a water outlet channel and the valve rod end of the water diversion valve core to penetrate out of a preset position when the valve seat is abutted against the positioning plate, an abutting piece in threaded connection with the lower end of the tap shell and used for abutting against the lower end face of the base to limit the valve seat on the positioning plate when the valve seat is abutted against the positioning plate, and an auxiliary piece arranged on the abutting piece and used for enabling an external pure water pipe and an external pure water pipe to penetrate through the abutting piece and be connected onto the pure water inlet pipe and the pure water inlet pipe when the lower end face of the abutting piece abuts against the base to limit the valve seat on the positioning plate.

7. The faucet having an improved inner cartridge tube of claim 6, wherein: the locating plate is provided with an auxiliary opening for the power supply line to pass through.

8. The faucet having an improved inner cartridge tube of claim 6, wherein: the auxiliary piece comprises a through hole which is arranged on the propping piece and used for allowing an external pure water pipe and an external pure water pipe to penetrate through the propping piece and be connected to the pure water inlet pipe and the pure water inlet pipe, and an auxiliary ring which is sleeved in the faucet shell and is positioned between the base and the propping piece and used for enabling a movable area to be formed between the propping piece and the base when the propping piece is propped against the lower end face of the base so as to prevent the installation of the external pure water pipe and the pure water pipe from being influenced by too small interval between the propping piece and the base.

9. A faucet having an improved inner cartridge tube as in claim 3 wherein: the control assembly comprises a driven piece, a matching opening, a mounting hole and a driving rod, wherein the driven piece is clamped and arranged at the end of the valve rod of the water diversion valve core, the matching opening is formed in the faucet shell and arranged along the circumferential direction of the faucet shell, the mounting hole is formed in the driven piece, one end of the driving rod is clamped and arranged on the driven piece, the other end of the driving rod, which is positioned in the mounting hole, penetrates out of the faucet shell and is positioned in the matching opening.

10. The faucet having an improved inner cartridge tube of claim 9, wherein: the driven piece is communicated with the mounting hole, a first connecting hole is formed in the driven piece in a penetrating mode, a second connecting hole which is formed in one end of the driving rod in a penetrating mode and corresponds to the first connecting hole in position when one end of the driving rod is clamped into the driven piece and located in the mounting hole, and a connecting piece which is arranged between the first connecting hole and the second connecting hole and used for limiting the driving rod to the driven piece after the second connecting hole is opposite to the first connecting hole in position.

11. A faucet having an improved inner cartridge tube as in claim 3 wherein: and a detection device for detecting the total solid content dissolved in the pure water and displaying the detected value is arranged between the installation cover and the external pure water pipe and/or the external pure water pipe.

12. The faucet having an improved inner cartridge tube of claim 11, wherein: the detection device comprises a tee joint connector which is communicated with an external pure water pipe and/or an external pure water pipe, a detection probe which is arranged on the tee joint connector and used for detecting the total solid content dissolved in pure water, a display screen which is arranged on the installation cover and electrically connected with the detection probe and used for displaying the total solid content value detected by the detection probe, and a power line which is arranged on the display screen and used for being connected with an external power supply to supply power to the display screen.

13. The faucet having an improved inner cartridge tube of claim 6, wherein: and a limiting ring used for propping the upper end surface of the water diversion valve core to limit the water diversion valve core in the valve seat when the propping piece proppes against the lower end surface of the base to limit the valve seat on the positioning plate is sleeved between the water diversion valve core and the positioning plate.