CN218845291U - Water purifier - Google Patents

Abstract

The utility model discloses a water purifier, which comprises a filtering mechanism, a water path board, a water tap and an indicator light arranged on the water tap, wherein a water purifying channel for communicating the filtering mechanism and the water tap is arranged on the water path board, a detection component is arranged in the water purifying channel, the detection component comprises a trigger, an induction element is arranged outside the water purifying channel, the trigger is provided with an initial position and a trigger position, and when purified water flows through the water purifying channel, the trigger is pushed by water flow to translate to the trigger position; when the purified water in the purified water channel stops flowing, the trigger part resets to the initial position. The utility model discloses a slip of trigger piece in the water purification passageway, whether have the water purification to flow through in the water purification passageway and carry out real-time supervision to trigger the outer sensing element of water purification passageway and switch on the pilot lamp when the water purification flows through, make the user when the water intaking through tap, can prevent that user's water intaking is wrong through looking over whether the pilot lamp is luminous to judge fast that it is running water or water purification to take, improve user's use and experience.

Description

Water purifier

Technical Field

The utility model belongs to the purifier field, concretely relates to purifier.

Background

At present, the water inlet of the purifier on the market is direct usually to be connected with the lower angle valve in kitchen for the user both can take unfiltered running water through the tap of purifier, also can take through filterable water purification, but because the interactivity between purifier and the user is relatively poor, the user is opening when the tap water intaking, can't know directly perceivedly at once that the water of taking is running water or water purification, so take the mistake easily, lead to the user to want to take the running water of mistake when water purification, bring the puzzlement for the user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a water purifier is provided to solve at least one of the above problems.

In order to solve the technical problem, the utility model adopts the following technical scheme: a water purifier comprises a filtering mechanism, a water path board, a water faucet and an indicator light arranged on the water faucet, wherein a water purifying channel for communicating the filtering mechanism and the water faucet is arranged on the water path board, a detection assembly is arranged in the water purifying channel and comprises a trigger part, a sensing element for controlling the on or off of the indicator light is arranged outside the water purifying channel, the trigger part is provided with an initial position for not triggering the sensing element and a trigger position for triggering the sensing element to turn on the indicator light, and when purified water flows through the water purifying channel, the trigger part is pushed by water flow to move to the trigger position; when the purified water in the purified water channel stops flowing, the trigger piece resets to the initial position.

In above-mentioned purifier, the determine module includes the control valve that is used for break-make water purification passageway, and the control valve includes valve body and sliding connection at the internal case of valve, triggers the piece and locates on the case.

In the water purifier, an elastic reset piece is further arranged in the valve body and is respectively abutted against the valve body and the valve core so as to push the trigger piece to an initial position when the purified water in the purified water channel stops flowing.

In the above-mentioned purifier, be equipped with the water purification pipe that encloses into the water purification passageway on the water route board, the top of water purification pipe is equipped with the water purification water inlet that is used for connecting filtering mechanism, and the control valve is located in the water purification water inlet.

In above-mentioned purifier, the top of water purification pipe is equipped with the annular protruding muscle that encloses into the water purification water inlet, and the control valve inlays the dress and sets up in annular protruding muscle and coaxial with annular protruding muscle.

In the above water purifier, the sensing element is fixed at the bottom of the outer side wall of the water purifying pipe, and the sensing element is located below the control valve.

In above-mentioned purifier, the bottom of case is equipped with the mounting groove, and trigger piece is for inlaying the magnet of dress in the mounting groove, and inductive element is the magnetism proximity switch who fixes on the water route board.

In the above water purifier, the inner wall of the annular rib is provided with a plurality of support ribs extending along the axial direction of the annular rib, and the outer peripheral side of the valve body abuts against the support ribs to form an installation gap between the control valve and the annular rib.

In above-mentioned purifier, still be equipped with the spacing muscle that is located the brace rod below on the inner wall of annular protruding muscle, spacing muscle offsets with the bottom of valve body to carry out the spacing of vertical direction to the control valve.

In above-mentioned purifier, be equipped with the seal groove on the lateral wall of valve body, be equipped with the sealing washer that offsets with the inner wall of annular protruding muscle in the seal groove.

The beneficial effects of the utility model are that:

a water purifier comprises a filtering mechanism, a water path board, a faucet and an indicator light arranged on the faucet, wherein a water purifying channel for communicating the filtering mechanism and the faucet is arranged on the water path board, a detection assembly is arranged in the water purifying channel and comprises a trigger part, a sensing element for controlling the on or off of the indicator light is arranged outside the water purifying channel, the trigger part is provided with an initial position for not triggering the sensing element and a trigger position for triggering the sensing element to turn on the indicator light, and when purified water flows through the water purifying channel, the trigger part is pushed by water flow to move to the trigger position in a translation mode; when the purified water in the purified water channel stops flowing, the trigger piece resets to the initial position. The technical scheme has the following technical effects:

the utility model discloses a set up detection module and inductive element inside and outside the water purification passageway respectively, and set up the pilot lamp that is controlled by inductive element on the tap, make the user when taking the water purification, the water purification flows through the water purification passageway, and the trigger piece is translated to the trigger position and is kept under the promotion of rivers to trigger inductive element, make inductive element switch on the pilot lamp, in order to remind the user to take the water purification; when the user stops taking the purified water, the water flow in the water purification channel stops flowing, no more water flows to the trigger position to continuously push the trigger part, the trigger part resets to the initial position, and the induction element is not triggered any more, so that the indicator lamp is disconnected to prompt the user to take the purified water. Through the slip of trigger piece in the water purification passageway, whether have the water purification to flow through in the water purification passageway and carry out real-time supervision to triggering the outer induction element of water purification passageway and switching on the pilot lamp when the water purification flows through, making the pilot lamp only luminous when tap flows the water purification, the user can be through looking over whether luminous quick judgement that takes of pilot lamp is running water or water purification when the tap water intaking, prevents user's water intaking mistake, improves user's use and experiences.

The detection assembly comprises a control valve for switching on and off a water purification channel, the control valve comprises a valve body and a valve core connected in the valve body in a sliding manner, and the trigger piece is arranged on the valve core. When a user takes purified water, the purified water pushes the valve core to move so as to open the control valve, so that the trigger piece moves along with the valve core and moves from the initial position to the trigger position so as to approach and trigger the induction element; when a user stops taking purified water, the valve core resets to the closed control valve, so that the trigger piece translates along with the valve core and moves to the initial position from the trigger position to be far away from and not trigger the induction element any more, and the indicator lamp is disconnected. Through locating the trigger piece on the control valve for detection assembly can realize the switching to the water purification passageway and the detection that to rivers pass through simultaneously, need not to set up the translation that complicated structure realized the trigger piece, reduces the production degree of difficulty and manufacturing cost.

Still be equipped with elasticity in the valve body and reset the piece, elasticity resets the piece and offsets with valve body and case respectively to when the water purification in the water purification passageway stops flowing, promote trigger part to initial position, and close the control valve, the setting of elasticity resets, can assist case and trigger part to reset fast when the water purification stops flowing, quick disconnection pilot lamp promptly, improvement user's use is experienced.

Be equipped with the water purification pipe that encloses into the water purification passageway on the water route board, the top of water purification pipe is equipped with the water purification water inlet that is used for connecting filtering mechanism, the control valve is located in the water purification inlet, make the water purification in the twinkling of an eye of beginning entering water purification passageway, the control valve can drive the trigger part and trigger response component, monitoring effect is good, and simultaneously, the water purification water inlet of vertical setting makes in the water purification can be vertical gets into the water purification passageway through the control valve, the gravity of water purification self makes rivers bigger to the impact force of case, when rivers pass through the control valve, need not great water pressure, can guarantee that the displacement of case is enough to make the trigger part arrive at the trigger position, the water pressure requirement to the water purification is low.

The top of water purification pipe is equipped with the protruding muscle of annular that encloses into the water purification water inlet, and the control valve inlays the dress and sets up in the protruding muscle of annular and with the protruding muscle of annular, and the protruding muscle of annular carries on spacingly and protection to the control valve of water purification water inlet department, when guaranteeing that the control valve installation is firm, prevents that the control valve from receiving the damage.

The bottom at water purification pipe lateral wall is fixed to sensing element, and sensing element is located the below of control valve, and the filter core can be close to in order to trigger sensing element or keep away from in order to stop triggering sensing element through reciprocating, guarantees sensing element's sensitivity.

The bottom of the valve core is provided with a mounting groove, the trigger part is a magnet embedded in the mounting groove, and the induction element is a magnetic proximity switch fixed on the water channel plate. When the distance between the magnet and the magnetic proximity switch is smaller than a set value, the magnetic proximity switch is triggered, and when the distance between the magnet and the magnetic proximity switch is larger than the set value, the magnetic proximity switch is not triggered. Through setting up magnet in the mounting groove of case bottom, protect magnet when the installation of the magnet of being convenient for and dismantlement, prevent that magnet from damaging, also can avoid the corrosion that magnet large tracts of land and rivers contact caused.

The inner wall of the annular convex rib is provided with a plurality of supporting ribs extending along the axial direction of the annular convex rib, and the outer peripheral side of the valve body is abutted against the supporting ribs so as to form a mounting gap between the control valve and the annular convex rib. The setting of brace rod can be effectively spacing to the valve body to avoid the valve body along the radial movement of annular protruding muscle, the brace rod makes and forms installation clearance between annular protruding muscle and the valve body, also reduces the frictional force between valve body and the water purification pipe inner wall, is convenient for change the valve body.

The inner wall of the annular convex rib is also provided with a limiting rib positioned below the supporting rib, and the limiting rib is abutted against the bottom of the valve body so as to limit the control valve in the vertical direction. When the detection component installation targets in place, the bottom of valve body can offset with spacing muscle, the quick installation location of being convenient for, simultaneously at the purifier during operation, can prevent effectively that detection component from following the axial displacement of the protruding muscle of annular under the impact of rivers, guarantees that the distance between detection component and the inductive element is stable, guarantees promptly that the trigger is to inductive element's stable triggering.

The outer side wall of the valve body is provided with a sealing groove, and a sealing ring which is abutted against the inner wall of the annular convex rib is arranged in the sealing groove. The setting of sealing washer can effectively avoid rivers to flow through and can not be by the case and the condition that triggers the piece and detect from between the inner wall of valve body and annular protruding muscle, guarantees the monitoring effect when flowing through to the water purification, guarantees promptly to trigger the sensitivity of triggering to sensing element.

The features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

Drawings

The invention will be further described with reference to the following drawings and detailed description:

FIG. 1 is a schematic view of a waterway plate with a trigger in an initial position;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of the waterway plate with the trigger member in a trigger position;

FIG. 4 is an enlarged view of the portion A of FIG. 3;

FIG. 5 is a cut-away schematic view of a water route plate;

FIG. 6 is an enlarged view of section C of FIG. 5;

fig. 7 is an exploded view of the detection assembly.

Reference numerals are as follows:

100. a water circuit board; 110. a water purifying pipe; 111. a water purification channel; 112. a purified water inlet; 113. an annular convex rib; 114. supporting ribs; 115. limiting ribs;

200. a detection component; 210. a control valve; 211. a valve body; 2111. a sealing groove; 2112. a seal ring; 212. a valve core; 213. an elastic restoring member; 220. a trigger;

300. an inductive element.

Detailed Description

The utility model provides a water purifier, including filter mechanism, water route board, tap and the pilot lamp of locating on the tap, be equipped with the water purification passageway that communicates filter mechanism and tap on the water route board, be equipped with the determine module in the water purification passageway, the determine module includes the trigger piece, the water purification passageway is equipped with the response element that is used for controlling the switch-on or disconnection of pilot lamp outward, the trigger piece has the initial position that does not trigger the response element and triggers the trigger position that the response element switched on the pilot lamp, when the water purification flows through the water purification passageway, the trigger piece is translated to the trigger position under the promotion of rivers; when the purified water in the purified water channel stops flowing, the trigger part resets to the initial position. The utility model discloses a through set up detection assembly and inductive element respectively inside and outside the water purification passageway, and set up the pilot lamp that is controlled by inductive element on the tap, make the user when taking the water purification, the water purification flows through the water purification passageway, and the trigger member is translated to the trigger position and keeps under the promotion of rivers to trigger inductive element, make inductive element switch on the pilot lamp, in order to remind the user to take the water purification; when the user stops taking the purified water, the water flow in the water purification channel stops flowing, no more water flow continuously pushes the trigger part to the trigger position, the trigger part resets to the initial position, and the induction element is not triggered any more, so that the indicator lamp is disconnected to prompt the user that the purified water is not taken. Through the slip of trigger piece in the water purification passageway, whether have the water purification to flow through in the water purification passageway and carry out real-time supervision to triggering the outer induction element of water purification passageway and switching on the pilot lamp when the water purification flows through, making the pilot lamp only luminous when tap flows the water purification, the user can be through looking over whether luminous quick judgement that takes of pilot lamp is running water or water purification when the tap water intaking, prevents user's water intaking mistake, improves user's use and experiences.

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all of them. Based on the embodiments in the embodiment, those skilled in the art can obtain other embodiments without making creative efforts, which all belong to the protection scope of 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", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore 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, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The first embodiment is as follows:

a water purifier comprises a filtering mechanism, a water channel plate 100, a water tap and an indicator light arranged on the water tap, wherein the water channel plate 100 is provided with a water purifying channel 111, the water purifying channel 111 is used for communicating the filtering mechanism and the water tap, a detection assembly 200 used for detecting whether purified water flows in the water purifying channel 111 is arranged in the water purifying channel 111, a sensing element 300 arranged on the water channel plate 100 is arranged outside the water purifying channel 111, the sensing element 300 is used for controlling the on or off of the indicator light, the detection assembly 200 comprises a trigger piece 220, the trigger piece 220 is provided with an initial position for not triggering the sensing element 300 and a trigger position for triggering the sensing element 300 to conduct the indicator light, and the trigger piece 220 can translate between the initial position and the trigger position. When a user takes purified water through the faucet, the purified water flows through the purified water channel 111, the trigger piece 220 is pushed by water flow to move to a trigger position and keep the trigger position, so as to trigger the sensing element 300, the sensing element 300 is enabled to conduct the indicator light, and the faucet reminds the user of taking purified water through the luminous indicator light; when the user stops taking the purified water, the water flow in the purified water channel 111 stops flowing, no more water flows to the trigger position to continuously push the trigger 220, the trigger 220 resets to the initial position, and the sensing element 300 is not triggered any more, so that the indicator lamp is turned off to prompt the user that the purified water is not taken. The indicator light in the embodiment can be a point-shaped light arranged at the top of the faucet or a light ring surrounding the periphery of the faucet.

The utility model discloses a set up detection module 200 and inductive element 300 inside and outside water purification passageway 111 respectively, and set up the pilot lamp that is controlled by inductive element 300 on the tap, make the user when taking the water purification, the water purification flows through water purification passageway 111, and trigger 220 is translated to the trigger position and is kept under the promotion of rivers, in order to trigger inductive element 300, makes inductive element 300 switch on the pilot lamp, in order to remind the user to take the water purification; when the user stops taking the purified water, the water flow in the water purification channel 111 stops flowing, no more water flows to the trigger position to continuously push the trigger 220, the trigger 220 resets to the initial position, and the sensing element 300 is not triggered any more, so that the indicator lamp is turned off to prompt the user that the purified water is not taken. Through the slip of trigger 220 in water purification passageway 111, whether have the water purification to flow through in the water purification passageway 111 and carry out real-time supervision, and trigger the outer induction element 300 of water purification passageway 111 and switch on the pilot lamp when the water purification flows, make the pilot lamp only luminous when tap flows the water purification, the user can be when getting water through tap, whether can be luminous whether quick judgement is the running water or the water purification of taking through looking over the pilot lamp, prevent user's water intaking mistake, improve user's use and experience.

The detection assembly 200 of the present embodiment includes a control valve 210, the control valve 210 can open and close the purified water channel 111, the control valve 210 includes a valve body 211 and a valve core 212, the valve core 212 is slidably connected in the valve body 211, and the trigger 220 is disposed on the valve core 212, as shown in fig. 3 and 4, when a user takes purified water, the purified water pushes the valve core 212 to move to open the control valve 210, so that the trigger 220 translates along with the valve core 212, and moves from an initial position to a trigger position to approach and trigger the sensing element 300; as shown in fig. 1 and 2, when the user stops taking purified water, the valve core 212 is reset to close the control valve 210, so that the trigger member 220 moves with the translation of the valve core 212 from the trigger position to the initial position to be far away from and not trigger the sensing element 300 any more, so that the indicator light is turned off. Through locating trigger 220 on control valve 210 for the detection subassembly 200 can realize the switching to water purification passageway 111 and the detection that flows through simultaneously, need not to set up the translation that complicated structure realized trigger 220, reduces the production degree of difficulty and manufacturing cost.

The valve body 211 is further internally provided with an elastic resetting piece 213, the elastic resetting piece 213 respectively abuts against the valve body 211 and the valve core 212, when purified water flows through the valve core 212, the valve core 212 presses the elastic resetting piece 213 under the continuous impact of water flow so as to keep the trigger piece 220 at a trigger position, when the purified water stops flowing, the water flow does not impact the valve core 212 any more, and at the moment, the elastic resetting piece 213 pushes the valve core 212 to drive the trigger piece 220 to translate to an initial position and close the control valve 210. The elastic reset piece 213 can assist the valve core 212 and the trigger piece 220 to reset quickly when the purified water stops flowing, i.e. the indicator lamp is turned off quickly, so that the use experience of a user is improved. The elastic restoring member 213 is preferably a spring having a simple structure.

As shown in fig. 5, in the present embodiment, the water purification pipe 110 enclosing the water purification channel 111 is disposed on the waterway plate 100, the top of the water purification pipe 110 is provided with the water purification water inlet 112, the filtering mechanism is disposed above the water purification water inlet 112, so that the filtering mechanism and the water purification channel 111 are communicated through the water purification water inlet 112, purified water filtered by the filtering mechanism flows into the water purification channel 111 through the water purification water inlet 112, the control valve 210 is disposed in the water purification water inlet 112, so that the control valve 210 can drive the trigger 220 to trigger the sensing element 300 at the moment when purified water starts to enter the water purification channel 111, the monitoring effect is good, meanwhile, the vertically disposed water purification water inlet 112 enables purified water to vertically enter the water purification channel 111 through the control valve 210, the gravity of purified water makes the impact force of water flow on the valve core 212 larger, when water flow passes through the control valve 210, a large water pressure is not required, it can be ensured that the displacement of the valve core 212 is enough to make the trigger 220 reach the trigger position, and the requirement on the water pressure of purified water is low.

Preferably, an annular convex rib 113 which extends upwards to enclose the purified water inlet 112 is arranged at the top of the purified water pipe 110, the control valve 210 is embedded in the annular convex rib 113 and is coaxially arranged with the annular convex rib 113, when the control valve 210 is installed in place, the annular convex rib 113 limits and protects the control valve 210 at the purified water inlet 112, and the control valve 210 is prevented from being damaged when the control valve 210 is stably installed. The sensing element 300 is fixed on the bottom of the outer side wall of the fresh water pipe 110, and the sensing element 300 is located right below the control valve 210, so that the filter cartridge can be close to trigger the sensing element 300 by moving up and down or be far away from the filter cartridge to stop triggering the sensing element 300, and the sensitivity of the sensing element 300 is ensured.

In this embodiment, a mounting groove is formed at the bottom of the valve element 212, the triggering member 220 is a magnet embedded in the mounting groove, the inductive element 300 is a magnetic proximity switch fixed on the water circuit board 100, the magnetic proximity switch is triggered when the distance between the magnet and the magnetic proximity switch is smaller than a set value, and the magnetic proximity switch is not triggered when the distance between the magnet and the magnetic proximity switch is greater than the set value. Through setting up magnet in the mounting groove of case 212 bottom, protect magnet when the installation of the magnet of being convenient for and dismantlement, prevent that magnet from damaging, also can avoid the corrosion that magnet large tracts of land and rivers contact caused.

In this embodiment, as shown in fig. 6, a plurality of support ribs 114 are arranged on the inner wall of the annular rib 113, the support ribs 114 are in a strip shape, the support ribs 114 extend along the axial direction of the annular rib 113, the plurality of support ribs 114 are arranged around the central shaft of the annular rib 113, the outer peripheral side of the valve body 211 of the control valve 210 installed in place is abutted against the support ribs 114, the support ribs 114 are arranged to effectively limit the valve body 211, so as to avoid the radial movement of the valve body 211 along the annular rib 113, the support ribs 114 enable the annular rib 113 and the valve body 211 to form an installation gap therebetween, so that the friction between the valve body 211 and the inner wall of the purified water pipe 110 is also reduced, and the valve body 211 is convenient to replace.

This embodiment still is equipped with a plurality of spacing muscle 115 on annular protruding muscle 113's inner wall, spacing muscle 115 respectively one-to-one set up in the bottom of each brace rod 114 and preferred and brace rod 114 an organic whole set up, when the installation of determine module 200 targets in place, the bottom of valve body 211 can offset with spacing muscle 115, be convenient for install the location fast, simultaneously at the purifier during operation, can effectively prevent determine module 200 along annular protruding muscle 113's axial displacement under the impact of rivers, guarantee that the distance between determine module 200 and the inductive element 300 is stable, guarantee promptly that trigger 220 triggers to inductive element 300's stability.

As shown in fig. 7, a sealing groove 2111 surrounding the valve body 211 is arranged on the outer peripheral side of the valve body 211, a sealing ring 2112 is arranged in the sealing groove 2111, the sealing ring 2112 protrudes out of the sealing groove 2111 and abuts against the inner wall of the annular rib 113, the arrangement of the sealing ring 2112 can effectively avoid the situation that water flows through between the valve body 211 and the inner wall of the annular rib 113 and cannot be detected by the valve element 212 and the trigger 220, so as to ensure the monitoring effect of flowing water, i.e., the trigger sensitivity of the trigger 220 to the sensing element 300.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a water purifier, includes filter mechanism, water route board, tap and locates the pilot lamp on the tap, be equipped with the water purification passageway of intercommunication filter mechanism and tap on the water route board, its characterized in that: a detection assembly is arranged in the water purification channel and comprises a trigger piece, an induction element for controlling the on-off of the indicator light is arranged outside the water purification channel, the trigger piece is provided with an initial position for not triggering the induction element and a trigger position for triggering the induction element to conduct the indicator light, and when purified water flows through the water purification channel, the trigger piece is pushed by the water flow to move to the trigger position; when the purified water in the purified water channel stops flowing, the trigger part resets to the initial position.

2. A water purification machine according to claim 1, wherein: the detection assembly comprises a control valve for switching on and off the water purification channel, the control valve comprises a valve body and a valve core connected in the valve body in a sliding manner, and the trigger piece is arranged on the valve core.

3. A water purification machine according to claim 2, wherein: the valve body is internally provided with an elastic reset piece, and the elastic reset piece is respectively propped against the valve body and the valve core so as to push the trigger piece to an initial position when the purified water in the purified water channel stops flowing.

4. A water purification machine according to claim 2 or 3, wherein: the water purification device is characterized in that a water purification pipe which encloses the water purification channel is arranged on the water path plate, a purified water inlet which is used for being connected with the filtering mechanism is formed in the top of the water purification pipe, and the control valve is arranged in the purified water inlet.

5. The water purifier of claim 4, wherein: the top of the purified water pipe is provided with an annular convex rib which is enclosed into the purified water inlet, and the control valve is embedded in the annular convex rib and is coaxially arranged with the annular convex rib.

6. A water purifier according to claim 5, wherein: the sensing element is fixed at the bottom of the outer side wall of the water purifying pipe and is positioned below the control valve.

7. The water purifier of claim 6, wherein: the bottom of the valve core is provided with a mounting groove, the trigger part is a magnet embedded in the mounting groove, and the induction element is a magnetic proximity switch fixed on the water channel plate.

8. A water purification machine according to claim 5, wherein: the inner wall of the annular convex rib is provided with a plurality of supporting ribs extending along the axial direction of the annular convex rib, and the outer peripheral side of the valve body is abutted against the supporting ribs so as to form a mounting gap between the control valve and the annular convex rib.

9. The water purifier of claim 8, wherein: and the inner wall of the annular convex rib is also provided with a limiting rib positioned below the supporting rib, and the limiting rib is abutted against the bottom of the valve body so as to limit the control valve in the vertical direction.

10. A water purifier according to claim 5, wherein: and a sealing groove is arranged on the outer side wall of the valve body, and a sealing ring which is abutted against the inner wall of the annular convex rib is arranged in the sealing groove.

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