CN221964702U - Water purifier - Google Patents

Abstract

The utility model discloses a water purifier, which comprises a waterway plate and a filter flask, wherein the waterway plate is provided with a waterway channel, the end part of the waterway channel is provided with a water passing valve, the waterway channel is bent, a limiting platform for supporting the water passing valve is arranged at the bent part, the water passing valve comprises a valve body, a valve core, a sealing element sleeved on the valve core and an elastic resetting element, when the filter flask is arranged on the waterway plate, the valve core drives the sealing element to be separated from the valve body under the pushing of the filter flask so as to open the water passing valve; when the filter flask is separated from the waterway plate, the valve core drives the sealing element to be abutted on the valve body under the pushing of the elastic reset element so as to close the water passing valve. According to the utility model, the limiting platform is arranged at the bending part of the waterway channel, so that the mounting position can be provided for the elastic reset piece of the water passing valve in the waterway channel, the end part of the elastic reset piece is stably supported, and the gap between the valve core and the valve body is sealed through deformation of the sealing piece, so that the sealing effect of the water passing valve on the waterway channel is good, and the water passing valve is prevented from leaking.

Description

Water purifier

Technical Field

The utility model belongs to the field of water purifying equipment, and particularly relates to a water purifier.

Background

Currently, the water purifiers on the market have the following disadvantages: when the user takes down the filter flask from the water route board in order to carry out the change of filter flask, the water route board is used for connecting the mouth of a river of filter flask and can not stop leaking, causes the inside mesa of water purifier and place the water purifier to receive to soak, fragile water purifier, user's use experience is poor, for solving this problem, the water valve is installed to the tip that can pass water channel on the water route board in order to be used for switching water route channel generally, but when water route channel's tip is buckled and is set up, its inside department of buckling does not have the platform and can carry out stable support to the elasticity reset piece of water valve, leads to the water valve to take place easily to leak.

Disclosure of utility model

The utility model aims to provide a water purifier for solving at least one of the problems.

In order to solve the technical problems, the utility model adopts the following technical scheme: the water purifier comprises a waterway plate and a filter flask, wherein the waterway plate is provided with a waterway channel, the end part of the waterway channel is provided with a water passing valve for opening and closing the waterway channel, the waterway channel is bent and provided with a limiting platform for supporting the water passing valve, the water passing valve comprises a valve body fixed on the waterway plate, a valve core penetrating the valve body, a sealing piece sleeved on the valve core and an elastic resetting piece respectively propped against the limiting platform and the valve core, when the filter flask is arranged on the waterway plate, the valve core drives the sealing piece to be separated from the valve body under the pushing of the filter flask so as to open the water passing valve; when the filter flask is separated from the waterway plate, the valve core drives the sealing element to be abutted on the valve body under the pushing of the elastic reset element so as to close the water passing valve.

In the water purifier, the bending part is further provided with the supporting protrusion, and the end face of the elastic resetting piece is simultaneously abutted against the limiting platform and the supporting protrusion.

In the water purifier, the limiting platform is provided with the limiting column, and the end part of the elastic resetting piece is sleeved on the limiting column.

In the water purifier, one end of the limiting column is fixed on the limiting platform, and the other end extends towards the valve core and is coaxially arranged with the valve core.

In the water purifier, the cross section of the limiting column is annular with an opening, and the opening is positioned on one side of the annular far away from the limiting platform.

In the water purifier, the elastic reset piece is a spring, the side wall of the limiting column is provided with the limiting protrusion, and the limiting protrusion is clamped between two adjacent spring rings at the end part of the spring so as to axially limit the spring.

In the above-mentioned water purifier, the valve body includes the sleeve that stretches into in the waterway and is located the outer collar of waterway, and collar an organic whole is located telescopic tip and is fixed on the waterway board, and the sealing member stretches into the one end of waterway through the butt at the sleeve to close the water valve.

In the above water purifier, a glue storage groove is provided on an outer side wall of the sleeve, and an opening of the glue storage groove is provided toward an inner wall of the waterway channel.

In the above water purifier, the valve core comprises a rod body, the rod body comprises a water passing part and a mounting part, a diversion channel for communicating the waterway channel and the filter flask is arranged on the water passing part, a sealing groove surrounding the mounting part is arranged on the mounting part, and the inner ring of the sealing piece is embedded in the sealing groove.

In the above water purifier, the mounting portion is provided with a positioning protrusion at one end far away from the water passing portion, and the end of the elastic resetting member is sleeved on the positioning protrusion and abuts against the mounting portion.

The beneficial effects of the utility model are as follows:

The water purifier comprises a waterway plate and a filter flask, wherein the waterway plate is provided with a waterway channel, the end part of the waterway channel is provided with a water passing valve for opening and closing the waterway channel, the waterway channel is bent and provided with a limiting platform for supporting the water passing valve, the water passing valve comprises a valve body fixed on the waterway plate, a valve core penetrating the valve body, a sealing piece sleeved on the valve core and an elastic resetting piece respectively propped against the limiting platform and the valve core, when the filter flask is arranged on the waterway plate, the valve core drives the sealing piece to be separated from the valve body under the pushing of the filter flask so as to open the water passing valve; when the filter flask is separated from the waterway plate, the valve core drives the sealing element to be abutted on the valve body under the pushing of the elastic reset element so as to close the water passing valve. The technical scheme has the following technical effects:

According to the utility model, the water passing valve for opening and closing the waterway channel is arranged on the waterway plate, so that the water passing valve can automatically open the waterway channel under the pushing of the filter flask when the filter flask is mounted, so that the waterway channel is communicated with the filter flask, and can automatically close the waterway channel when the filter flask is separated from the waterway plate, so that the components and the table top are prevented from being soaked due to the outflow of water in the waterway channel, the water filtering device is reliable to use and mount, and a user does not need to close the connection between the water purifier and the pipeline in the process of mounting and dismounting the filter flask, so that the operation is simpler and more convenient. By arranging the limiting platform at the bending part of the waterway channel, an installation position can be provided for the elastic resetting piece in the waterway channel, so that the end face of the elastic resetting piece can be abutted on the limiting platform to stably support the end part of the elastic resetting piece, and the elastic resetting piece can stably push the valve core to move; through the cover setting up the sealing member on the case for when the water valve is closed, the case receives the promotion of elasticity reset piece, extrudes the sealing member with the valve body jointly, and the material of sealing member is soft, can seal the clearance between case and the valve body through deformation, in order to prevent rivers through the water valve, makes the water valve to the sealed effectual of waterway channel, prevents that the water valve from taking place to leak.

The bending part is also provided with a supporting bulge, and the end face of the elastic resetting piece is simultaneously abutted on the limiting platform and the supporting bulge. The supporting bulge provides supplementary support for the tip of elastic restoring element, through supporting bulge and spacing platform's cooperation, when guaranteeing that the water flow is quick unobstructed in the waterway, to the support of elastic restoring element more reliable and stable.

The limiting platform is provided with a limiting column, and the end part of the elastic resetting piece is sleeved on the limiting column. The setting of spacing platform, when carrying out axial spacing to the elastic restoring element, still provide mounted position for spacing post, need not to additionally set up other structures in order to carry out the installation of spacing post, simplify waterway internal structure, establish on spacing post through the elastic restoring element cover for spacing post can carry out radial spacing to the tip of elastic restoring element, guarantees that the elastic restoring element offsets with the tip of case all the time, and then guarantees that the operation of elastic restoring element is stable.

One end of the limiting column is fixed on the limiting platform, the other end of the limiting column extends towards the valve core and is coaxially arranged with the valve core, so that the elastic resetting piece sleeved on the limiting column is kept at the central position of the waterway channel, and the elastic resetting piece and the valve core are quickly aligned and abutted when in installation.

The cross section of spacing post is the annular that has the opening, and the opening is located the annular one side of keeping away from spacing platform. The spacing post cross-section is the annular that has the opening for spacing post both can connect on being close to the spacing platform at waterway channel edge, can set up with the case is coaxial again, simultaneously, reduces spacing post and spacing platform and occupies the space in waterway channel, and then guarantees that rivers in the waterway channel are unobstructed.

The elastic reset piece is a spring, and a limiting bulge is arranged on the side wall of the limiting column and clamped between two adjacent spring rings at the end part of the spring so as to axially limit the spring. When the spring is sleeved on the limiting column, the limiting protrusions extend into and are clamped between two adjacent spring rings at the end part of the spring, the limiting protrusions can abut against the spring rings to axially limit the spring on the limiting column, and the spring is prevented from being freely separated from the limiting column.

The valve body comprises a sleeve extending into the waterway channel and a mounting ring positioned outside the waterway channel, the mounting ring is integrally arranged at the end part of the sleeve and fixed on the waterway plate, and the sealing element is abutted to one end of the sleeve extending into the waterway channel so as to close the water passing valve. Through setting the valve body to the structure that sleeve and collar combine together for when carrying out the installation between valve body and the water route board, the collar can support through the water route board with water route passageway tip periphery side, and the installation of suggestion water valve is put in place, improves assembly efficiency.

The outer side wall of the sleeve is provided with a glue storage groove, and the opening of the glue storage groove is arranged towards the inner wall of the waterway channel. The sleeve welding is at the tip of waterway, and the molten plastic when welding can be deposited to the groove of hiding, prevents that the plastic from spilling over between valve body and the waterway board, and is more pleasing to the eye.

The case includes the body of rod, and the body of rod includes water portion and installation department, is equipped with the water conservancy diversion passageway that is used for intercommunication waterway passageway and filter flask on the water portion, is equipped with the seal groove that encircles the installation department on the installation department, and the inner circle of sealing member inlays in the seal groove to carry out ascending spacing to the sealing washer, the water conservancy diversion passageway is located on the water portion, under the condition that does not increase the water valve volume, increases the internal diameter of water conservancy diversion passageway as far as possible, makes the rivers flow in the water conservancy diversion passageway bigger, and the rivers of being convenient for pass through fast.

The one end that the installation department was kept away from water portion is equipped with the location arch, and the tip cover of elasticity piece that resets is established on the location arch and is offset with the installation department to carry out spacingly to the tip of elasticity piece that resets, guarantee that elasticity piece that resets offsets with the installation department all the time, and then guarantee that elasticity piece that resets is to the stable promotion of case with the reset.

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

Drawings

The utility model is further described with reference to the drawings and detailed description which follow:

FIG. 1 is an exploded view of a waterway plate and a water passing valve;

FIG. 2 is a schematic illustration of the water valve in a closed state;

FIG. 3 is a schematic illustration of the water valve in an open state;

Fig. 4 is a perspective view of the waterway plate;

Fig. 5 is an enlarged view of a portion a of fig. 4;

FIG. 6 is a perspective view of the valve body;

Fig. 7 is a perspective view of the valve element.

Reference numerals:

100. A waterway plate; 110. a waterway channel; 111. a limit column; 1111. a limit protrusion; 112. a limiting platform; 113. a supporting protrusion;

200. A water passing valve;

300. A valve body; 310. a sleeve; 311. a glue storage groove; 312. a water sealing surface; 320. a mounting ring;

400. A valve core; 410. a rod body; 411. a water passing part; 4111. a diversion channel; 412. a mounting part; 4121. sealing grooves; 4122. positioning the bulge;

500. a seal;

600. An elastic reset piece.

Detailed Description

The utility model provides a water purifier, which comprises a waterway plate and a filter flask, wherein the waterway plate is provided with a waterway channel, the end part of the waterway channel is provided with a water passing valve for opening and closing the waterway channel, the waterway channel is bent, the bent part is provided with a limiting platform for supporting the water passing valve, the water passing valve comprises a valve body fixed on the waterway plate, a valve core penetrating through the valve body, a sealing piece sleeved on the valve core and an elastic resetting piece respectively propped against the limiting platform and the valve core, when the filter flask is arranged on the waterway plate, the valve core drives the sealing piece to be separated from the valve body under the pushing of the filter flask so as to open the water passing valve; when the filter flask is separated from the waterway plate, the valve core drives the sealing element to be abutted on the valve body under the pushing of the elastic reset element so as to close the water passing valve. According to the utility model, the water passing valve for opening and closing the waterway channel is arranged on the waterway plate, so that the water passing valve can automatically open the waterway channel under the pushing of the filter flask when the filter flask is mounted, so that the waterway channel is communicated with the filter flask, and can automatically close the waterway channel when the filter flask is separated from the waterway plate, so that the components and the table top are prevented from being soaked due to the outflow of water in the waterway channel, the water filtering device is reliable to use and mount, and a user does not need to close the connection between the water purifier and the pipeline in the process of mounting and dismounting the filter flask, so that the operation is simpler and more convenient. By arranging the limiting platform at the bending part of the waterway channel, an installation position can be provided for the elastic resetting piece in the waterway channel, so that the end face of the elastic resetting piece can be abutted on the limiting platform to stably support the end part of the elastic resetting piece, and the elastic resetting piece can stably push the valve core to move; through the cover setting up the sealing member on the case for when the water valve is closed, the case receives the promotion of elasticity reset piece, extrudes the sealing member with the valve body jointly, and the material of sealing member is soft, can seal the clearance between case and the valve body through deformation, in order to prevent rivers through the water valve, makes the water valve to the sealed effectual of waterway channel, prevents that the water valve from taking place to leak.

The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Examples:

As shown in fig. 1 to 7, the water purifier includes a waterway plate 100, a waterway channel 110 provided on the waterway plate 100 to allow water to pass therethrough, and a filter bottle detachably connected to the waterway plate 100 for filtering raw water (unfiltered tap water) in the waterway channel 110 into purified water for a user to drink or use. The end of the waterway channel 110 is provided with a water passing valve 200 for opening and closing the waterway channel 110, the waterway channel 110 is bent, and a limiting platform 112 is formed at the joint of the bent two sections, and the limiting platform 112 is used for supporting the water passing valve. The water passing valve 200 comprises a valve body 300, a valve core 400, a sealing element 500 and an elastic reset element 600, wherein the valve body 300 is fixed on the waterway plate 100, the valve core 400 is arranged on the valve body 300 in a penetrating way, the sealing element 500 is sleeved on the valve core 400, and two ends of the elastic reset element 600 respectively prop against the limiting platform 112 and the valve core 400 so as to be used for pushing the valve core 400 to move in the valve body 300. When the filter flask is mounted on the waterway plate 100, the filter flask pushes the valve core 400 to move along the central axis of the valve body 300 into the waterway channel 110, and presses the elastic reset member 600, the sealing member 500 sleeved on the valve core 400 is separated from the valve body 300, so that the water passing valve 200 is opened, at this time, the water passing port of the filter flask is communicated with the waterway channel 110 through the water passing valve 200, and water in the waterway channel 110 can enter the filter flask through the water passing valve 200 for filtering. When a user needs to replace a filter bottle, the filter bottle is removed from the waterway plate 100, so that the filter bottle is separated from the waterway plate 100, and at this time, the elastic reset piece 600 in a compressed state pushes the valve core 400 to move along the central axial direction of the valve body 300 away from one end of the waterway 110 until the sealing piece 500 sleeved on the valve core 400 abuts against the valve body 300, so that the waterway 110 is closed by the water passing valve 200, and water is prevented from flowing out of the waterway 110.

According to the utility model, the water passing valve 200 for opening and closing the water channel 110 is arranged on the water channel plate 100, so that when a filter bottle is installed, the water passing valve 200 can automatically open the water channel 110 under the pushing of the filter bottle so as to enable the water channel 110 to be communicated with the filter bottle, and when the filter bottle is separated from the water channel plate 100, the water passing valve 200 can automatically close the water channel 110 so as to avoid the soaking of components and a table top caused by the outflow of water in the water channel 110. By arranging the limiting platform 112 at the bending position of the waterway channel 110, an installation position can be provided for the elastic reset piece 600 in the waterway channel 110, so that the end face of the elastic reset piece 600 can be abutted on the limiting platform 112 to stably support the end part of the elastic reset piece 600, and the elastic reset piece 600 can stably push the valve core 400 to move; by sleeving the sealing element 500 on the valve core 400, when the water passing valve 200 is closed, the valve core 400 is pushed by the elastic reset element 600 and extrudes the sealing element 500 together with the valve body 300, the sealing element 500 is made of soft materials, and a gap between the valve core 400 and the valve body 300 can be sealed through deformation so as to prevent water flow from passing through the water passing valve 200, so that the sealing effect of the water passing valve 200 on the waterway channel 110 is good, and water leakage of the water passing valve 200 is prevented.

As shown in fig. 2 and 3, a limiting post 111 is disposed in the waterway 110, the limiting post 111 is disposed on the limiting platform 112, and an end of the elastic reset member 600 is sleeved on the limiting post 111 and abuts against the limiting platform 112. Through the elastic reset piece 600 is sleeved on the limiting column 111, the limiting column 111 can limit the end of the elastic reset piece 600 in the radial direction, namely, the elastic reset piece 600 always abuts against the end of the valve core 400, and the running stability of the elastic reset piece 600 is ensured. When the end of the elastic restoring member 600 is sleeved on the limiting post 111, the end face of the elastic restoring member abuts against the limiting platform 112, so that the elastic restoring member 600 is axially limited by the limiting platform 112. The setting of spacing platform 112, when carrying out axial spacing to elastic return piece 600, still provide the mounted position for spacing post 111, need not to additionally set up other structures in order to carry out the installation of spacing post 111, simplify waterway channel 110 inner structure.

As shown in fig. 4 and 5, in the present embodiment, one end of the limiting post 111 is fixed to the limiting platform 112, and the other end extends toward the valve cartridge 400 and is coaxially disposed with the valve cartridge 400, so that the elastic restoring member 600 sleeved on the limiting post 111 is maintained at the central position of the waterway channel 110, so that the elastic restoring member 600 is rapidly aligned with and abutted against the valve cartridge 400 when installed. The cross section of spacing post 111 is for having the open-ended annular, and the opening is located annular one side of keeping away from spacing platform 112, and spacing post cross section is the annular that has the opening for spacing post 111 both can connect on spacing platform 112 near waterway channel 110 edge, can set up with case 400 is coaxial again, simultaneously, reduces spacing post 111 and spacing platform 112 and occupies the space in waterway channel 110, and then guarantees that the rivers in waterway channel 110 are unobstructed.

Because the spacing platform 112 can only support one side of the elastic reset piece 600 terminal surface, but not support the whole terminal surface of elastic reset piece 600, make spacing platform 112 unstable to the support of elastic reset piece 600, so, this embodiment still is equipped with supporting bulge 113 in waterway channel 110, supporting bulge 113 is located one side of spacing platform 112, the terminal surface of elastic reset piece 600 butt simultaneously on spacing platform 112 and supporting bulge 113, i.e. one side of elastic reset piece 600 terminal surface offsets with spacing platform 112, the opposite side of elastic reset piece 600 same terminal surface offsets with supporting bulge 113, supporting bulge 113 provides supplementary support for the tip of elastic reset piece 600, through supporting bulge 113 and spacing platform 112's cooperation, guarantee that waterway channel 110 internal water flow is unobstructed fast, support to elastic reset piece 600 is more reliable and stable.

The elastic restoring member 600 in this embodiment is preferably a spring, and a limiting protrusion 1111 is disposed on an outer side wall of the limiting post 111, when the spring is sleeved on the limiting post 111, the limiting protrusion 1111 extends into and is clamped between two adjacent spring rings at the end of the spring, the limiting protrusion 1111 can abut against the spring rings to realize axial limiting of the spring on the limiting post 111, free disengagement of the spring from the limiting post 111 is prevented, one or more limiting protrusions 1111 can be disposed, preferably, two limiting protrusions 1111 are disposed in this embodiment, and two limiting protrusions 1111 are symmetrically disposed on the outer side wall of the limiting post 111.

In this embodiment, the valve body 300 includes the sleeve 310 and the installing ring 320, the installing ring 320 is disposed on the outer sidewall of the end portion of the sleeve 310, and the installing ring 320 and the sleeve 310 are in an integral structure, the sleeve 310 stretches into the waterway channel 110, the outer sidewall of the sleeve 310 abuts against the inner wall of the waterway channel 110, the installing ring 320 is located outside the waterway channel 110, and the valve body 300 is arranged into a structure combining the sleeve 310 and the installing ring 320, so that when the valve body 300 and the waterway plate 100 are installed, the installing ring 320 can abut against the waterway plate 100 on the outer circumferential side of the end portion of the waterway channel 110, and the installation of the valve body 300 is prompted to be in place, thereby improving the assembly efficiency. The sealing surface 312 is arranged at one end, far away from the mounting ring 320, of the sleeve 310, the sealing surface 312 is annular, the annular sealing surface 312 is obliquely arranged on the inner wall of the sleeve 310, the sealing element 500 can be abutted with the sealing surface 312 to close the water passing valve 200, and the contact area between the sealing element 500 and the valve body 300 can be increased by the obliquely arranged sealing surface 312, so that the sealing effect is good.

Be equipped with on sleeve 310's lateral wall and hide gluey groove 311, hide gluey groove 311's opening and set up towards waterway channel 110's inner wall, sleeve 310 welds the tip at waterway channel 110, and the plastic that melts when hiding gluey groove 311 can deposit the welding prevents that the plastic from spilling over between valve body 300 and waterway board 100, and is more pleasing to the eye.

In this embodiment, the valve core 400 includes a rod body 410, the rod body 410 includes a water passing portion 411 and an installation portion 412, the installation portion 412 is disposed at one end of the water passing portion 411 near the limiting post 111, a sealing groove 4121 is disposed on an outer side wall of the installation portion 412, an inner ring of the sealing member 500 is embedded in the sealing groove 4121 to axially limit the sealing ring, a diversion channel 4111 is disposed on the water passing portion 411, one end of the diversion channel 4111 is disposed at an end of the water passing portion 411 far from the installation portion 412, and the other end is disposed on a side wall of the water passing portion 411, when the filter flask is installed on the waterway plate 100, the valve core 400 moves under the pushing of the filter flask to drive the sealing member 500 to be separated from the end of the valve body 300, the water passing portion 411 extends into the waterway 110 from the interior of the valve body 300, so that one end of the diversion channel 4111 disposed on the side wall of the water passing portion 411 is communicated with the waterway 110, and because the filter flask is communicated with the other end of the diversion channel 4111, the communication between the filter flask and the waterway 110 is achieved; when the filter flask is separated from the waterway plate 100, the valve core 400 moves under the pushing of the elastic reset piece 600 to drive the water passing portion 411 to retract into the valve body 300 and make the sealing piece 500 prop against the end of the valve body 300, at this time, the diversion channel 4111 is arranged between one end on the side wall of the water passing portion 411 and the waterway channel 110 and is cut off by the sealing piece 500, so that the water passing valve 200 is closed. Under the condition of not increasing the volume of the water passing valve 200, the inner diameter of the diversion channel 4111 is increased as much as possible, so that the flow rate of the water flow in the diversion channel 4111 is larger, and the water flow can pass through quickly.

In this embodiment, it is preferable that a positioning protrusion 4122 protruding from the mounting portion 412 is provided at one end of the mounting portion 412 facing the limiting post 111, the end portion of the elastic reset member 600 is sleeved on the positioning protrusion 4122, and the end surface of the elastic reset member 600 abuts against the mounting portion 412, so as to limit the end portion of the elastic reset member 600, ensure that the elastic reset member 600 always abuts against the mounting portion 412, and further ensure that the elastic reset member 600 stably pushes the valve core 400 to reset.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (10)

1. The utility model provides a water purifier, includes waterway board and filter flask, be equipped with waterway channel on the waterway board, waterway channel's tip is installed and is used for the switching waterway channel's water valve, its characterized in that: the water channel is bent, a limiting platform for supporting the water passing valve is arranged at the bent position, the water passing valve comprises a valve body fixed on the water channel plate, a valve core penetrating through the valve body, a sealing piece sleeved on the valve core and an elastic resetting piece respectively propped against the limiting platform and the valve core, and when the filter flask is arranged on the water channel plate, the valve core drives the sealing piece to be separated from the valve body under the pushing of the filter flask so as to open the water passing valve; when the filter flask is separated from the waterway plate, the valve core drives the sealing element to be abutted on the valve body under the pushing of the elastic reset element so as to close the water passing valve.

2. A water purifier as defined in claim 1, wherein: the bending part is also provided with a supporting bulge, and the end face of the elastic resetting piece is simultaneously abutted against the limiting platform and the supporting bulge.

3. A water purifier as defined in claim 1, wherein: the limiting platform is provided with a limiting column, and the end part of the elastic resetting piece is sleeved on the limiting column.

4. A water purifier as recited in claim 3, wherein: one end of the limiting column is fixed on the limiting platform, and the other end extends towards the valve core and is coaxially arranged with the valve core.

5. A water purifier as recited in claim 4, wherein: the cross section of the limiting post is annular with an opening, and the opening is positioned on one side of the annular, which is far away from the limiting platform.

6. A water purifier as recited in claim 3, wherein: the elastic reset piece is a spring, a limiting protrusion is arranged on the side wall of the limiting column and clamped between two adjacent spring rings at the end part of the spring so as to axially limit the spring.

7. A water purifier as defined in any one of claims 1 to 6, wherein: the valve body comprises a sleeve extending into the waterway channel and a mounting ring positioned outside the waterway channel, the mounting ring is integrally arranged at the end part of the sleeve and fixed on the waterway plate, and the sealing piece is abutted to one end of the sleeve extending into the waterway channel so as to close the water passing valve.

8. A water purifier as recited in claim 7, wherein: the outer side wall of the sleeve is provided with a glue storage groove, and the opening of the glue storage groove faces the inner wall of the waterway channel.

9. A water purifier as defined in any one of claims 1 to 6, wherein: the valve core comprises a rod body, the rod body comprises a water passing part and a mounting part, a diversion channel used for communicating the waterway channel with the filter flask is arranged on the water passing part, a sealing groove surrounding the mounting part is arranged on the mounting part, and an inner ring of the sealing element is embedded in the sealing groove.

10. A water purifier as defined in claim 9, wherein: the installation department is kept away from the one end of crossing water portion is equipped with the location arch, the tip cover of elasticity restoring element is established on the location arch and with the installation department offsets.