CN213629021U - Faucet water purifier - Google Patents

Abstract

The utility model discloses a tap water purifier, including the change-over valve, the change-over valve includes the disk seat, rotates the valve gap of connecting at the case on disk seat upper portion and locating case upper portion, and the valve gap lid closes on the disk seat in order to carry out the axial spacingly to the case, and the case includes inhalant canal, and the disk seat includes raw water passageway, water purification passageway and two shutoff subassemblies of switching raw water passageway and water purification passageway respectively, and different shutoff subassemblies are opened through rotating to the case to make inhalant canal and raw water passageway or water purification passageway intercommunication. The utility model discloses a two shutoff subassemblies carry out the shutoff respectively to raw water passageway and inhalant canal, and the user rotates to the equidirectional through control valve core, can open the shutoff subassembly of shutoff raw water passageway or water purification passageway to make inhalant canal and raw water passageway intercommunication, or make inhalant canal or water purification passageway intercommunication, realize the switching of rivers between different water routes, the water route switches simple structure, be convenient for install, dismantle and maintain, improve user's use and experience.

Description

Faucet water purifier

Technical Field

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

Background

In recent years, tap water purifiers are popularized due to fire explosion in water purification markets, and especially primary filtration and microfiltration products such as the tap water purifiers are popular among consumers due to the advantages of simplicity in installation, low cost, visual perception of filtering effects and the like.

At present, tap purifier on the market switches the conversion of water route in order to realize two kinds of water modes of raw water and water purification through the change-over valve, and tap purifier change-over valve inner structure is complicated, and is with high costs, and the operating handle who just switches the water route reciprocates on change-over valve one side usually, can not demonstrate out the water mode directly perceivedly, uses inconveniently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a tap water purifier to solve at least one of the above-mentioned problems.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a tap water purifier, includes the change-over valve, and the change-over valve includes the disk seat, rotates the valve core of connecting on disk seat upper portion and locates the valve gap on valve core upper portion, and the valve gap lid closes on the disk seat in order to carry out the axial spacingly to the valve core, and the valve core includes water inlet channel, water purification passageway and two shutoff subassemblies of switching raw water passageway and water purification passageway respectively, and the different shutoff subassemblies are opened through rotating to the valve core to make water inlet channel and raw water passageway or water purification passageway communicate.

In the faucet water purifier, the valve cover is provided with a water inlet communicated with the water inlet channel, and the valve core and the valve seat are arranged along the axial direction of the water inlet.

In above-mentioned leading water purifier, the disk seat still includes the installation cavity that sets up along the axial of case, is equipped with the partition muscle in the installation cavity, separates the muscle and separates the installation cavity into first installation cavity and the second installation cavity that sets up side by side, first installation cavity and water purification passageway intercommunication, second installation cavity and raw water passageway intercommunication, and two shutoff subassemblies set up respectively in first installation cavity and second installation cavity.

Among the above-mentioned leading water purifier, the disk seat is equipped with radial extension's water purification pipeline including the lower casing that is equipped with the raw water delivery port and the valve body of installation in the lower casing in the valve body, and the water purification pipeline is linked together with first installation cavity and is formed the water purification passageway, and the bottom of second installation cavity is equipped with raw water guide hole, is equipped with the annular muscle that extends in order to enclose into raw water cavity to the valve body on the lower casing, and raw water guide hole, raw water cavity and raw water delivery port intercommunication are in order to form the raw water passageway.

In the faucet water purifier, the bottom of the valve body is provided with the mounting platform for mounting the two plugging components, and the raw water guide hole is formed in the mounting platform.

In above-mentioned tap water purifier, be equipped with the apron that the lid closed at the installation cavity top on the disk seat, be equipped with two through-holes with first installation cavity and second installation cavity intercommunication respectively on the apron, the shutoff subassembly passes through the switching through-hole with switching raw water passageway or water purification passageway.

In above-mentioned tap water purifier, the top of disk seat is equipped with the installation muscle that encircles the apron, and the disk seat cup joints the lower part at the case through the installation muscle, and the bottom of case offsets with the top of apron.

In above-mentioned tap water purifier, the shutoff subassembly is including passing the round pin axle of through-hole, locating end cap and the second elastic component in round pin axle middle part, and the second elastic component seals the through-hole through upwards promoting the round pin axle in order to drive the end cap.

In the faucet water purifier, the bottom of the valve core is provided with the avoiding groove rotating along with the valve core, and when the pin shaft is changed from being plugged into the avoiding groove to be abutted against the bottom of the valve core, the through hole is switched from a closed state to an open state.

In the faucet water purifier, the bottom of the valve core is provided with the pushing bulge rotating along with the valve core, and the valve core pushes the pin shaft downwards through the pushing bulge so as to switch the through hole from the closed state to the open state.

The utility model has the advantages that:

the utility model provides a tap water purifier, includes the change-over valve, and the change-over valve includes the disk seat, rotates the valve core of connecting on disk seat upper portion and locates the valve gap on valve core upper portion, and the valve gap lid closes on the disk seat in order to carry out the axial spacingly to the valve core, and the valve core includes water inlet channel, water purification passageway and two shutoff subassemblies of switching raw water passageway and water purification passageway respectively, and the different shutoff subassemblies are opened through rotating to the valve core to make water inlet channel and raw water passageway or water purification passageway communicate. The technical scheme has the following technical effects:

the utility model discloses a two shutoff subassemblies carry out the shutoff respectively to raw water passageway and inhalant canal, the user rotates to equidirectional through control valve core, the shutoff subassembly of shutoff raw water passageway or water purification passageway can be opened, so that inhalant canal and raw water passageway intercommunication, or make inhalant canal or water purification passageway intercommunication, realize rivers switching between different water routes, water route switching simple structure, and easy to assemble, dismantle and the maintenance, carry out the shutoff to water purification passageway and raw water passageway through the shutoff subassembly, when preventing one of them of raw water passageway or water purification passageway and inhalant canal intercommunication, the rivers seepage gets into another passageway, need not complicated water sealing structure and can guarantee inhalant canal and raw water passageway's relative independence and leakproofness, prevent leading water purifier infiltration, improve user's use and experience.

Be equipped with the water inlet with inhalant canal intercommunication on the valve gap, the case sets up along the axial of water inlet with the disk seat, and the user is through transversely stirring the case for the case turns to different directions in order to switch different water routes, and the user can be directional according to the case of difference simultaneously, judges the water route of intercommunication more directly perceivedly in order to learn out the water mode, improves user's use and experiences.

The disk seat still includes the installation cavity that sets up along the axial of case, is equipped with the partition muscle in the installation cavity, and the partition muscle separates into first installation cavity and the second installation cavity that sets up side by side with the installation cavity, first installation cavity and water purification passageway intercommunication, second installation cavity and raw water passageway intercommunication, and two shutoff subassemblies set up respectively in first installation cavity and second installation cavity, simple structure, the installation of being convenient for.

The bottom of the valve body is provided with a mounting platform for mounting the two plugging components, the raw water guide hole is formed in the mounting platform, and the mounting of the plugging components and the smoothness of a raw water channel are not influenced by a simple structure.

Be equipped with the apron that the lid closed at the installation cavity top on the disk seat, be equipped with two through-holes that communicate with first installation cavity and second installation cavity respectively on the apron, the shutoff subassembly passes through the switching through-hole with switching raw water passageway or water purification passageway for the shutoff subassembly is better to the switching effect of first installation cavity and second installation cavity, realizes the quick switching of first installation cavity and second installation cavity.

The top of disk seat is equipped with the installation muscle that encircles the apron, the disk seat cup joints the lower part at the case through the installation muscle, the bottom of case offsets with the top of apron, the quick installation between apron and the disk seat is convenient for to the installation muscle, when the case is installed on the disk seat, the lower part of case cup joints in the disk seat, and the week side of case lower part offsets with the installation muscle, the bottom and the apron of case offset, carry out spacing on the horizontal direction to the case, guarantee that the case only can rotate on the disk seat, the installation location of the case of being convenient for, and the assembly efficiency is improved.

The plugging assembly comprises a pin shaft penetrating through the through hole, a plug arranged in the middle of the pin shaft and an elastic piece, the elastic piece upwards pushes the pin shaft to drive the plug to seal the through hole, and the plugging assembly is simple and stable in structure and good in sealing effect.

The bottom of case is equipped with and dodges the groove along with case pivoted, when the round pin axle was changed into and is offseted with the bottom of case by dodging the groove grafting with dodging, the through-hole was switched into the open mode by the off-state, when the round pin axle was offseted with the bottom of case, the bottom of case pushed down the round pin axle, so that the round pin axle extrudees the second elastic component, the end cap breaks away from the through-hole downwards under the drive of round pin axle in order to switch into the open mode, when the round pin axle was aimed at and dodged the groove, dodge the groove and form the top of round pin axle and dodge, the round pin axle inserts under the promotion of second elastic component and dodge the groove.

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 accompanying drawings and specific embodiments:

FIG. 1 is a perspective view of a faucet water purifier according to one embodiment;

FIG. 2 is a first cross-sectional view of a faucet water purifier according to a first embodiment;

FIG. 3 is a second cross-sectional view of the faucet water purifier according to the first embodiment;

FIG. 4 is a schematic view of a water inlet channel communicating with a raw water channel in accordance with an embodiment;

FIG. 5 is a schematic view of a water inlet channel communicating with a water purification channel according to a first embodiment;

FIG. 6 is an exploded view of a faucet water purifier according to one embodiment;

FIG. 7 is a sectional view of the valve seat in the first embodiment;

FIG. 8 is a perspective view of a valve seat according to a first embodiment;

FIG. 9 is a schematic view of a cover plate according to one embodiment;

FIG. 10 is a schematic view of a valve cartridge according to one embodiment.

Reference numerals:

100 valve covers, 110 inner covers, 120 outer covers, 130 convex ribs and 131 positioning grooves;

200 valve core, 210 water inlet channel, 220 water passing cylinder, 221 first sealing groove, 222 second sealing groove, 223 first sealing ring, 224 second sealing ring, 225 water passing hole, 230 driving component, 231 connecting piece, 2311 connecting part, 2312 arc-shaped guide plate, 232 operating handle, 240 mounting groove, 250 support rib and 260 avoiding groove;

300 valve seat, 310 purified water channel, 311 purified water guide hole, 312 purified water cavity, 313 purified water outlet,

320 raw water channels, 321 raw water guide holes, 322 raw water cavities, 323 raw water outlets, 330 installation cavities, 331 separation ribs, 332 first installation cavities, 333 second installation cavities, 334 installation platforms, 335 limiting ribs, 336 water passing gaps, 340 lower shells, 341 annular ribs, 342 third sealing rings, 343 operation holes, 350 valve bodies, 351 third sealing grooves, 352 sealing gaskets, 353 installation ribs, 354 first sealing ribs and 355 buckles;

a 400 valve cavity;

500 elastic positioning components, 510 convex rods, 511 rod bodies, 512 positioning heads and 520 first elastic parts;

the sealing device comprises a 600 sealing component, a 610 first sealing component, a 620 second sealing component, a 630 pin shaft, a 640 plug, a 650 limiting plate, a 660 second elastic element and a 670 fourth sealing ring;

700 cover plate, 710 through hole, 720 card slot, 730 second sealing rib.

Detailed Description

The utility model provides a tap water purifier, including the change-over valve, the change-over valve includes the disk seat, rotates the valve gap of connecting at the case on disk seat upper portion and locating case upper portion, and the valve gap lid closes on the disk seat in order to carry out the axial spacingly to the case, and the case includes inhalant canal, and the disk seat includes raw water passageway, water purification passageway and two shutoff subassemblies of switching raw water passageway and water purification passageway respectively, and different shutoff subassemblies are opened through rotating to the case to make inhalant canal and raw water passageway or water purification passageway intercommunication. The utility model discloses a two shutoff subassemblies carry out the shutoff respectively to raw water passageway and inhalant canal, the user rotates to equidirectional through control valve core, the shutoff subassembly of shutoff raw water passageway or water purification passageway can be opened, so that inhalant canal and raw water passageway intercommunication, or make inhalant canal or water purification passageway intercommunication, realize rivers switching between different water routes, water route switching simple structure, and easy to assemble, dismantle and the maintenance, carry out the shutoff to water purification passageway and raw water passageway through the shutoff subassembly, when preventing one of them of raw water passageway or water purification passageway and inhalant canal intercommunication, the rivers seepage gets into another passageway, need not complicated water sealing structure and can guarantee inhalant canal and raw water passageway's relative independence and leakproofness, prevent leading water purifier infiltration, improve user's use and experience.

The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work 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 faucet water purifier, as shown in fig. 1 to 10, comprises a switching valve, the switching valve comprises a valve seat 300, a valve cover 100 and a valve core 200, the valve cover 100 covers the valve seat 300 to form a valve cavity 400, the valve core 200 is arranged in the valve cavity 400 and is rotatably connected to the upper part of the valve seat 300, the upper part of the valve core 200 is abutted against the valve cover 100, the lower part of the valve core 200 is abutted against the valve seat 300, the valve cover 100 and the valve seat 300 jointly limit the valve core 200 in the axial direction, so that the valve core 200 can only rotate on the valve seat 300 along the central axis of the valve core 200. The valve core 200 includes a water inlet passage 210 through which water flows, the valve seat 300 includes a raw water passage 320, a purified water passage 310, and two plugging members 600, and the two plugging members 600 are respectively used to open and close the raw water passage 320 and the purified water passage 310. The valve core 200 rotates in one direction to open the plugging component 600 of the raw water channel 320 and close the plugging component 600 of the water purification channel 310, so that the water flow in the raw water channel 320 communicated with the water inlet channel 210 and the raw water channel 320 directly flows out of the tap water purifier; the valve core 200 rotates in the opposite direction to open the plugging assembly 600 of the water purification channel 310 and close the plugging assembly 600 of the raw water channel 320, so that the water inlet channel 210 is communicated with the water purification channel 310, and the water in the water purification channel 310 is filtered by the filter assembly of the faucet water purifier and then flows out of the faucet water purifier.

The utility model plugs the raw water channel 320 and the water inlet channel 210 through the two plugging components 600, the user rotates to different directions through the control valve core 200, the blocking member 600 for blocking the raw water passage 320 or the purified water passage 310 may be opened, so that the water inlet passage 210 communicates with the raw water passage 320, or the water inlet channel 210 or the water purifying channel 310 is communicated, so that the switching of water flow among different water ways is realized, the water way switching structure is simple, the installation, the disassembly and the maintenance are convenient, the plugging assembly 600 plugs the water purification channel 310 and the raw water channel 320, so that when one of the raw water channel 320 or the water purification channel 310 is communicated with the water inlet channel 210, the rivers seepage gets into another passageway, need not complicated water-tight structure and can guarantee the relative independence and the leakproofness of inlet channel 210 and raw water passageway 320, prevents leading water purifier infiltration, improves user's use and experiences.

In this embodiment, it is preferable that a water inlet through which water flows into the switching valve is provided on the valve cover 100, the valve core 200 and the valve seat 300 are axially disposed along the water inlet, the water inlet is communicated with the upper portion of the water inlet channel 210, water flows into the upper portion of the water inlet channel 210 through the water inlet, the plugging component 600 of the raw water channel 320 and the plugging component 600 of the water purification channel 310 are both located at the lower portion of the valve core 200, the two plugging components 600 are opened and closed by the bottom of the valve core 200 along with the transverse rotation of the valve core 200, so that the lower portion of the water inlet channel 210 is communicated with the raw water channel 320 or the water purification channel 310, and a user can turn the valve core 200 to different directions to switch different water paths by transversely shifting the valve core 200, and at the same time, the user can point to the.

As shown in fig. 2 and 3, the present embodiment is provided with an elastic positioning member 500 on the valve cartridge 200, the valve cover 100 is provided with two positioning grooves 131, namely a first positioning groove and a second positioning groove, which are matched with the elastic positioning assembly 500, the elastic positioning assembly 500 rotates together with the valve core 200 to align with different positioning grooves 131, when the water inlet channel 210 is communicated with the water purifying channel 310, the elastic positioning component 500 is clamped with the first positioning groove, when the water inlet channel 210 is communicated with the raw water channel 320, the elastic positioning component 500 is clamped with the second positioning groove, the user is prompted by the matching hand feeling and sound of the elastic positioning component 500 and the two positioning grooves 131 that the valve core 200 rotates in place, the use experience of the user is improved, meanwhile, the elastic positioning assembly 500 is matched with the positioning groove 131 in a clamping mode, so that the valve core 200 is effectively prevented from freely rotating and switching a water path when a user does not operate, and the stability of the water path is guaranteed.

The valve core 200 in this embodiment is provided with an installation groove 240 with an opening facing the outer periphery of the valve core 200, and the elastic positioning component 500 is arranged in the installation groove 240 and extends out of the installation groove 240 to be clamped with the positioning groove 131 at the side of the valve core 200. Elastic locating component 500 includes protruding pole 510 and first elastic component 520, protruding pole 510 includes the body of rod 511 and locates the location head 512 of body of rod 511 tip, first elastic component 520 cup joints in the body of rod 511 outside, and the one end and the mounting groove 240 inner wall of first elastic component 520 offset, the other end offsets with location head 512, make protruding pole 510 be equipped with the one end of location head 512 can stretch out and block into in the mounting groove 240 to mounting groove 240 outward under the elasticity promotion of first elastic component 520, simple structure easily installs, and the operation is stable.

The valve cover 100 in this embodiment includes an inner cover 110 mounted on the valve seat 300 by locking members such as screws, an outer cover 120 in threaded connection with the outer side of the inner cover 110, and a rib 130 extending downward from the inner cover 110, the rib 130 is located at the side of the valve element 200, the positioning groove 131 is located at one side of the rib 130 facing the valve element 200, and the positioning groove 131 is formed by deformation of the rib 130, and the valve cover 100 is simple in structure and easy to produce. Preferably, two side walls of the positioning slot 131 are inclined guiding slopes, so that the positioning head 512 can be conveniently clamped into or separated from the positioning slot 131, and the user operation is smoother. When a user rotates the valve core 200 transversely, the protruding rod 510 and the first elastic element 520 arranged in the positioning groove 131 rotate together with the valve core 200, the positioning head 512 clamped in the positioning groove 131 slides out of the positioning groove 131 along the guide inclined plane and abuts against the side wall of the protruding rib 130, the side wall of the protruding rib 130 extrudes the protruding rod 510 into the mounting groove 240, the protruding rod 510 extrudes the first elastic element 520, when the valve core 200 rotates in place to align to another positioning groove 131, the protruding rod 510 is clamped into the positioning groove 131 under the elastic force of the first elastic element 520, and the effect of converting and assembling the positioning groove 131 is achieved.

In this embodiment, the valve seat 300 includes a lower housing 340 and a valve body 350 installed in the lower housing 340, the lower housing 340 is wrapped outside the valve body 350 to form protection, the valve core 200 includes a water passing cylinder 220 and a driving component 230 connected to one side of the water passing cylinder 220, the water passing cylinder 220 encloses a water inlet passage 210 for water to pass through, a bottom plate is arranged at the bottom of the water passing cylinder 220, a water passing hole communicated with the water inlet passage 210 is arranged on the bottom plate, water flows into the water inlet passage 210 of the valve core 200 from the upper part of the water inlet passage 210, and then flows out of the valve core 200 from the water passing hole.

The driving assembly 230 is used for driving the water passing cylinder 220 to rotate, the driving assembly 230 comprises a connecting piece 231 connected to one side of the water passing cylinder 220 and an operating handle 232 connected with the connecting piece 231, an operating hole 343 is formed in the side wall of the lower shell 340 of the valve seat 300, the operating handle 232 penetrates through the operating hole 343 to extend into the valve cavity 400 to be connected with the connecting piece 231, so that a user can control the rotation of the valve core 200 by pulling the operating handle 232, the operating handle 232 is detachably connected with the connecting piece 231, and the installation, the detachment and the maintenance of the conversion valve are facilitated. Preferably, the operating handle 232 and the connecting member 231 are respectively provided with a stud and a screw hole, and the stud and the screw hole are in threaded connection, so that the driving assembly 230 has a simple structure and is easy to install.

The connecting piece 231 includes a connecting portion 2311 and an arc-shaped guide plate 2312, the connecting portion 2311 is connected to one side of the water passing cylinder 220 and extends downwards to be connected with the inner side wall of the arc-shaped top guide plate, the outer side wall of the arc-shaped guide plate 2312 is abutted to the lower shell 340 near the operation hole 343, the operation handle 232 is connected to the outer side wall of the arc-shaped guide plate 2312, the rotation of the valve core 200 is further guided through the matching of the inner walls of the arc-shaped guide plate 2312 and the lower shell 340, the operation hole 343 can be sealed, external dust and the like are prevented from entering the switching valve, the cleaning of the switching valve is ensured, and the service life of the.

The upper part of the water passing cylinder 220 is sleeved in the valve cover 100, the lower part of the water passing cylinder 220 is sleeved in the valve seat 300, the outer side wall of the upper part of the water passing cylinder 220 is provided with a first sealing groove 221, the outer side wall of the lower part of the water passing cylinder 220 is provided with a second sealing groove 222, the first sealing groove 221 is internally provided with a first sealing ring 223, the second sealing groove 222 is internally provided with a second sealing ring 224, the first sealing ring 223 is abutted against the valve cover 100, and the second sealing ring 224 is abutted against the valve seat 300, so that the sealing performance between the water passing cylinder 220 and the valve cover 100 and the valve seat 300 is ensured, and the water flow in the water inlet.

As shown in fig. 4 and 5, the valve body 350 of the valve seat 300 includes a mounting cavity 330, the mounting cavity 330 is disposed at an upper portion of the valve body 350 and is arranged along an axial direction of the valve body 350, a partition rib 331 is disposed in the mounting cavity 330, the partition rib 331 vertically partitions the mounting cavity 330 into a first mounting cavity 332 and a second mounting cavity 333 which are arranged side by side, two plugging components 600 have the same structure and are respectively a first plugging component 610 installed in the first mounting cavity 332 and a second plugging component 620 installed in the second mounting cavity 333, the first plugging component 610 is used for opening and closing the first mounting cavity 332, the second plugging component 620 is used for opening and closing the second mounting cavity 333, one side of the first mounting cavity 332 is communicated with the purified water channel 310, and the bottom of the second mounting cavity 333 is communicated with the raw water channel 320. When the first plugging member 610 opens the first installation cavity 332 and simultaneously the second plugging member 620 plugs the second installation cavity 333, water flowing out of the water inlet passage 210 of the valve core 200 flows into the water purification passage 310 through the first installation cavity 332 and then flows out of the switching valve through the water purification passage 310; when the second blocking member 620 opens the second installation cavity 333 and simultaneously the first blocking member 610 blocks the first installation cavity 332, water flowing out of the water inlet passage 210 of the valve core 200 flows into the raw water passage 320 through the second installation cavity 333 and then flows out of the switching valve through the raw water passage 320.

As shown in fig. 7, in the valve body 350 of the present embodiment, a purified water pipe extending in the radial direction of the valve body is provided, the purified water pipe communicates with the side of the first mounting cavity to form a purified water passage 310, such that a purified water chamber 312 located in the purified water pipe is provided at one side of the first mounting cavity 332, the purified water chamber 312 communicates with the first mounting cavity 332 through a purified water guide hole 311 provided at the side of the first mounting cavity 332, a purified water outlet 313 communicating with the purified water chamber 312 is further provided on the purified water pipe of the valve body 350, and the purified water guide hole 311, the purified water chamber 312 communicate with the purified water outlet 313 to form the purified water passage 310. The lower housing 340 is provided with an annular rib 341 extending towards the valve body 350 and abutting against the bottom of the valve body 350 to define a raw water cavity 322, the raw water cavity 322 and the second mounting cavity 333 are communicated through a raw water guide hole 321 arranged at the bottom of the second mounting cavity 333, the bottom of the lower housing 340 is also provided with a raw water outlet 323 communicated with the raw water cavity 322, and the raw water guide hole 321, the raw water cavity 322 and the raw water outlet 323 are communicated to form a raw water channel 320. In order to ensure the sealing performance between the annular rib 341 and the valve body 350 and prevent water from leaking from the joint between the valve body 350 and the lower housing 340, an annular first sealing rib 354 is preferably arranged at the bottom of the valve body 350, the first sealing rib 354 is sleeved on the outer side of the annular rib 341, and a third sealing ring 342 is arranged between the first sealing rib 354 and the annular rib 341.

The bottom of the mounting cavity 330 is provided with a mounting platform 334 for mounting the two plugging assemblies 600, in this embodiment, the mounting platform 334 is the bottom of the valve body 350 that seals the bottom of the mounting cavity 330, and the raw water guide holes 321 are disposed on the mounting platform 334, that is, the raw water guide holes 321 are disposed at the bottom of the valve body 350, preferably, as shown in fig. 8, two raw water guide holes 321 are disposed, and the two raw water guide holes 321 are respectively located at two sides of the mounting position of the plugging assembly 600, so that the plugging assembly 600 can be disposed at the central position of the second mounting cavity 333 to stably seal the second mounting cavity 333, and rapid and smooth water guiding can be performed between the second mounting cavity 333 and the raw water channel 320 through the raw water guide holes 321 at two sides of the plugging assembly 600, and the water guiding effect is good.

As shown in fig. 7, a plurality of limiting ribs 335 are disposed on the mounting platform 334 in the first mounting cavity 332 and the second mounting cavity 333, the limiting ribs 335 protrude from the mounting platform 334 and surround the plugging component 600 to limit the plugging component 600 in the horizontal direction, so as to prevent the first plugging component 610 from horizontally shaking in the first mounting cavity 332 or the second plugging component 620 from horizontally shaking in the second mounting cavity 333, and ensure the plugging stability of the plugging component 600 with respect to the first mounting cavity 332 and the second mounting cavity 333, that is, ensure the sealing performance of the plugging component 600 with respect to the first mounting cavity 332 and the second mounting cavity 333. Form water clearance 336 between two adjacent spacing muscle 335 for get into the inside rivers that the regional portion that is enclosed by spacing muscle 335 and discharge through water clearance 336, prevent plugging component 600's mounted position ponding, guarantee not use when leading water purifier drying and cleanness in the installation cavity 330, extension plugging component 600's life.

As shown in fig. 5 and 6, a cover plate 700 is disposed on the valve seat 300, the cover plate 700 covers the top of the installation cavity 330 to close the installation cavity 330, two through holes 710 are disposed on the cover plate 700, the two through holes 710 are respectively communicated with the first installation cavity 332 and the second installation cavity 333, and the plugging component 600 in the installation cavity 330 realizes the communication between the first installation cavity 332 or the second installation cavity 333 and the water inlet channel 210 through the opening and closing through holes 710, so that the plugging component 600 has a better opening and closing effect on the first installation cavity 332 and the second installation cavity 333, and realizes the quick opening and closing of the first installation cavity 332 and the second installation cavity 333. The cover plate 700 is fixed to the valve seat 300, and the cover plate 700 and the valve seat 300 may be connected by welding or may be detachably connected. Preferably, the cover plate 700 is detachably connected to the valve seat 300, as shown in fig. 9, the fastening pieces 355 and the fastening grooves 720 are respectively disposed on the peripheral sides of the cover plate 700 and the valve seat 300, and when the cover plate 700 is mounted on the valve seat 300, the fastening pieces 355 and the fastening grooves 720 are fastened to prevent the cover plate 700 from rotating on the valve seat 300, so that the two through holes 710 are always communicated with the first mounting cavity 332 and the second mounting cavity 333, and the mounting efficiency is improved. In order to improve the sealing between the cover plate 700 and the valve seat 300, a third sealing groove 351 is arranged at the top of the valve seat 300, the third sealing groove 351 is arranged at the valve seat 300 on the peripheral side of the mounting cavity 330 and at the top of the partition rib 331, a sealing gasket 352 is arranged in the third sealing groove 351, the lower part of the sealing gasket 352 is embedded in the third sealing groove 351, and the upper part of the sealing gasket 352 is abutted against the cover plate 700 so as to prevent water flow from entering the mounting cavity 330 between the cover plate 700 and the valve seat 300 and also prevent water flow from flowing from the first mounting cavity 332 to the second mounting cavity 333 or from the second mounting cavity 333 to the first mounting cavity 332 from the upper part of the partition rib 331, thereby ensuring the sealing between the first mounting cavity 332 and the second mounting cavity 333.

The valve seat 300 top in this embodiment is equipped with the installation muscle 353 that encircles apron 700, so that the installation and the level of apron 700 are spacing, be convenient for the quick installation between apron 700 and the valve seat 300, when the case 200 is installed on the valve seat 300, the lower part of case 200 cup joints in valve seat 300, and the week side of case 200 lower part offsets with installation muscle 353, the bottom and the apron 700 of case 200 offset, carry out ascending spacing in the horizontal direction to case 200, guarantee that case 200 only can rotate on valve seat 300, be convenient for the installation location of case 200, and the assembly efficiency is improved.

In order to prevent the valve core 200 from being worn between the valve cover 100 when rotating, the top of the water drum 220 is rounded, in order to prevent the valve core 200 from being worn between the valve core 200 and the cover plate 700 when rotating, the periphery of the bottom surface of the valve core 200 is provided with an annular support rib 250, the valve core 200 is abutted against the cover plate 700 through the support rib 250, the bottom of the support rib 250 is rounded, the friction force between the valve core 200 and the cover plate 700 is greatly reduced, and the rotation is smoother.

In this embodiment, as shown in fig. 6, the plugging assembly 600 includes a pin 630 disposed in the installation cavity 330 and penetrating through the through hole 710, a plug 640 disposed in the middle of the pin 630 and located at the lower portion of the through hole 710, and a second elastic element 660 disposed at the lower portion of the pin 630, where the lower portion of the second elastic element 660 is installed in an area surrounded by the limiting rib 335 on the installation platform 334, and the bottom of the second elastic element 660 abuts against the installation platform 334. The second elastic member 660 pushes the pin shaft 630 upwards under the action of elasticity, so that the upper portion of the pin shaft 630 extends out of the installation cavity 330 and the plug 640 seals the through hole 710, the bottom of the valve core 200 is provided with an avoiding groove 260, the avoiding groove 260 rotates along with the valve core 200, when the pin shaft 630 abuts against the bottom of the valve core 200, the bottom of the valve core 200 presses the pin shaft 630 downwards, so that the pin shaft 630 extrudes the second elastic member 660, the plug 640 is driven by the pin shaft 630 to be separated downwards from the through hole 710 to be switched into an open state, when the pin shaft 630 aligns at the avoiding groove 260, the avoiding groove 260 avoids the top of the pin shaft 630, the pin shaft 630 is pushed by the second elastic member 660 to be inserted into the avoiding groove 260, and the plug 640 seals the through hole 710 under the drive of the. In order to prevent the pin shaft 630 from being separated from the mounting cavity 330 under the action of the second elastic element 660 and improve the sealing property between the pin shaft 630 and the through hole 710, the pin shaft 630 is provided with a limiting plate 650, the limiting plate 650 is arranged at the lower part of the plug 640, the second elastic element 660 is a spring, the spring is sleeved outside the pin shaft 630, the top of the spring abuts against the limiting plate 650, and the bottom of the spring abuts against the mounting platform 334. When the plug 640 closes the through hole 710, the top surface of the limiting plate 650 is pressed against the bottom surface of the cover plate 700 around the through hole 710 by the second elastic element 660. In order to further enhance the plugging effect of the plug 640 on the through hole 710 and prevent water from passing through, the lower portion of the cover plate 700 may be provided with a second sealing rib 730 surrounding the through hole 710, the second sealing rib 730 increases the contact area between the sidewall of the plug 640 and the through hole 710 of the cover plate 700, the sealing effect is better, and a fourth sealing ring 670 surrounding the pin 630 may also be provided between the lower portion of the plug 640 and the limiting plate 650 to further seal the through hole 710.

The faucet water purifier in this embodiment is used in the following states:

as shown in fig. 4, when the user rotates the operating handle 232 to one side of the water purifying channel 310 to a proper position, the pin 630 of the first plugging component 610 abuts against the bottom of the valve core 200, the bottom of the valve core 200 presses the pin 630 downward, the pin 630 presses the second elastic component 660 downward, the plug 640 is driven by the pin 630 to be separated downward from the through hole 710 communicated with the first mounting cavity 332, so as to switch the first mounting cavity 332 to an open state, the avoiding groove 260 is aligned with the second plugging component 620, the avoiding groove 260 avoids the top of the pin 630, the pin 630 is pushed by the second elastic component 660 to be inserted into the avoiding groove 260, and the plug 640 is driven by the pin 630 to close the through hole 710 communicated with the second mounting cavity 333, so as to switch the second mounting cavity 333 to a closed state. At this time, the water inlet channel 210 is communicated with the purified water channel 310, water flows into the water inlet channel 210 of the change-over valve from the water inlet, then flows into the first mounting cavity 332 through the water hole and the opened through hole 710, and the water in the first mounting cavity 332 flows out of the change-over valve through the purified water guide hole 311, the purified water cavity 312 and the purified water outlet 313 in sequence.

As shown in fig. 5, when the user rotates the operating handle 232 to one side of the raw water channel 320, and the operating handle is rotated to the right position, the pin 630 of the second plugging component 620 abuts against the bottom of the valve core 200, the bottom of the valve core 200 downwardly presses the pin 630, the pin 630 downwardly presses the second elastic member 660, the plug 640 is driven by the pin 630 to downwardly separate from the through hole 710 communicated with the second mounting cavity 333, so as to switch the second mounting cavity 333 to the open state, the avoiding groove 260 is aligned with the first plugging component 610, the avoiding groove 260 avoids the top of the pin 630, the pin 630 is pushed by the second elastic member 660 to be inserted into the avoiding groove 260, and the plug 640 is driven by the pin 630 to close the through hole 710 communicated with the first mounting cavity 332, so as to switch the first mounting cavity 332 to the closed state. At this time, the water inlet passage 210 is communicated with the raw water passage 320, water flows into the water inlet passage 210 of the switching valve from the water inlet, then flows into the second installation cavity 333 through the water hole and the opened through hole 710, and the water in the second installation cavity 333 flows out of the switching valve through the raw water guide hole 321, the raw water cavity 322 and the raw water outlet 323 in sequence.

Example two:

the difference of this embodiment with embodiment one lies in, case bottom in this embodiment is equipped with the promotion arch, when the bottom of case does not contact with the top of round pin axle, the round pin axle is upwards promoted to the second elastic component under the effect of elasticity to make the upper portion of round pin axle stretch out the installation cavity and the through-hole is sealed to the end cap, when promoting protruding along with the case rotate to the top contact with the round pin axle, promote protruding downwards and promote the round pin axle, the end cap breaks away from the through-hole downwards under the drive of round pin axle so that the through-hole is switched into the open mode by the closed condition, moreover, the steam generator is simple in structure, and. The pushing bulge in the embodiment can be integrally arranged with the bottom of the valve core, and can also be detachably connected with the bottom of the valve core.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all 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. A faucet water purifier comprises a conversion valve and is characterized in that: the conversion valve comprises a valve seat, a valve core and a valve cover, wherein the valve core is rotatably connected to the upper portion of the valve seat, the valve cover is arranged on the upper portion of the valve core, the valve cover covers the valve seat to axially limit the valve core, the valve core comprises a water inlet channel, a water purification channel and two plugging components which respectively open and close the water inlet channel and the water purification channel, and the valve core opens different plugging components through rotation so that the water inlet channel is communicated with the water inlet channel or the water purification channel.

2. The faucet water purifier as recited in claim 1, wherein: the valve cover is provided with a water inlet communicated with the water inlet channel, and the valve core and the valve seat are arranged along the axial direction of the water inlet.

3. The faucet water purifier as recited in claim 2, wherein: the valve seat further comprises an installation cavity arranged along the axial direction of the valve core, a separation rib is arranged in the installation cavity, the separation rib separates the installation cavity into a first installation cavity and a second installation cavity which are arranged side by side, the first installation cavity is communicated with the water purification channel, the second installation cavity is communicated with the raw water channel, and the plugging components are arranged in the first installation cavity and the second installation cavity respectively.

4. The faucet water purifier as recited in claim 3, wherein: the valve seat is including the lower casing that is equipped with the raw water delivery port and the valve body of installation in the lower casing, be equipped with the water purification pipeline of radial extension in the valve body, the water purification pipeline with first installation cavity is linked together and is formed the water purification passageway, the bottom of second installation cavity is equipped with raw water guide hole, be equipped with the annular muscle that extends in order to enclose into raw water cavity to the valve body on the casing down, raw water guide hole, raw water cavity and raw water delivery port intercommunication is in order to form the raw water passageway.

5. The faucet water purifier as recited in claim 4, wherein: the bottom of the valve body is provided with a mounting platform for mounting the two plugging components, and the raw water guide hole is formed in the mounting platform.

6. The faucet water purifier as claimed in any one of claims 3 to 5, wherein: the valve seat is provided with a cover plate covering the top of the installation cavity, the cover plate is provided with two through holes respectively communicated with the first installation cavity and the second installation cavity, and the plugging assembly is used for opening and closing the raw water channel or the water purification channel through the opening and closing through holes.

7. The faucet water purifier of claim 6, wherein: the top of the valve seat is provided with an installation rib surrounding the cover plate, the valve seat is sleeved on the lower part of the valve core through the installation rib, and the bottom of the valve core is abutted to the top of the cover plate.

8. The faucet water purifier of claim 6, wherein: the plugging assembly comprises a pin shaft penetrating through the through hole, a plug arranged in the middle of the pin shaft and a second elastic piece, and the second elastic piece drives the pin shaft to drive the plug to close the through hole by upwards pushing.

9. The faucet water purifier of claim 8, wherein: the bottom of the valve core is provided with an avoiding groove rotating along with the valve core, and when the pin shaft is changed from being plugged into the avoiding groove to be abutted against the bottom of the valve core, the through hole is switched from a closed state to an open state.

10. The faucet water purifier of claim 8, wherein: the bottom of the valve core is provided with a pushing bulge rotating along with the valve core, and the valve core pushes the pin shaft downwards through the pushing bulge so as to switch the through hole from a closed state to an open state.

Images