CN216045602U - Faucet water purifier - Google Patents

Abstract

The utility model discloses a tap water purifier, which comprises a heating device, a filtering device and a change-over valve, wherein the change-over valve comprises a valve body and a valve core, the valve body comprises a water inlet cavity, a heating channel, a water purifying channel and a raw water channel, the heating channel, the water purifying channel and the raw water channel are respectively communicated with the water inlet cavity, the valve core is arranged in the water inlet cavity, a plugging component is arranged on the valve core, and the plugging component rotates along with the valve core and seals any two of the heating channel, the water purifying channel and the raw water channel. According to the faucet water purifier, the plug assembly capable of rotating along with the valve core is arranged on the valve core, so that the communication position of the heating channel, the water purifying channel or the raw water channel and the water inlet cavity is sealed, the blocking effect on water flow is good, water leakage is prevented, a user can rotate the valve core to switch a water channel according to needs, the heating channel, the water purifying channel or the raw water channel is communicated with the water inlet cavity, the user can realize three-gear water outlet of the faucet water purifier by rotating the valve core, the use needs of the user are met, the operation is convenient, and the use experience of the user is improved.

Description

Faucet water purifier

Technical Field

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

Background

The faucet water purifier is used for being installed at the end of a faucet to purify water flowing out of the faucet so that the water flowing out of the faucet water purifier can be unfiltered tap water or filtered purified water. At present, faucet water purifiers on the market are generally arranged into a structure that a change-over valve is connected with a filtering device, the change-over valve can only discharge water in two gears, the functions are few, and various requirements of users cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model provides a faucet water purifier to solve at least one of the problems.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a tap water purifier, including heating device, filter equipment and the change-over valve that links to each other with the two, the change-over valve includes valve body and case, the valve body includes the intake antrum with tap intercommunication, the heating passageway with heating device intercommunication, the water purification passageway with filter equipment intercommunication and the raw water passageway with external intercommunication, the heating passageway, water purification passageway and raw water passageway communicate with the intake antrum respectively, the intake antrum is located to the case, be equipped with the shutoff subassembly on the case, the shutoff subassembly rotates and seals heating passageway along with the case, arbitrary both in water purification passageway and the raw water passageway three.

In the faucet water purifier, the plugging assembly comprises two plugging mechanisms, and the two plugging mechanisms are respectively used for plugging one of the heating channel, the purified water channel and the raw water channel.

In the faucet water purifier, the valve body comprises a shell, and a water inlet cylinder, a heating pipe, a water purification pipe and a raw water pipe are arranged in the shell, wherein the water inlet cylinder is surrounded into a water inlet cavity, the heating pipe is surrounded into a heating channel, the water purification pipe is surrounded into a water purification channel, and the raw water pipe is surrounded into a raw water channel.

In the faucet water purifier, the water inlet of the water purifying pipe, the water inlet of the heating pipe and the water inlet of the raw water pipe are all arranged at the end part of the water inlet cylinder and are evenly distributed at intervals in the circumferential direction around the rotating shaft of the valve core; or the water inlet of the water purifying pipe, the water inlet of the heating pipe and the water inlet of the raw water pipe are all arranged on the periphery of the water inlet cylinder and are evenly distributed at intervals in the circumferential direction around the rotating shaft of the valve core.

In the above faucet water purifier, the valve core is provided with a mounting groove for mounting the plugging mechanism, the plugging mechanism comprises a plugging piece which is abutted against the inner wall of the water inlet cavity and an elastic piece which is arranged in the mounting groove, and two ends of the elastic piece are respectively abutted against the inner walls of the plugging piece and the mounting groove so as to push the plugging piece to seal the heating channel, the water purification channel or the raw water channel.

In above-mentioned tap water purifier, the shutoff piece includes the water sealing portion that offsets with the inner wall of intake antrum and stretches into the installation department of mounting groove, and the installation department is equipped with the spacing groove that supplies the elastic component to stretch into towards the one end of elastic component.

In the faucet water purifier, the plugging component is a water sealing part arranged between the valve core and the water inlet cavity, a water passing hole communicated with the water inlet cavity is formed in the water sealing part, and the water sealing part rotates along with the valve core so that the water passing hole is communicated with the heating channel, the water purifying channel or the raw water channel.

In the faucet water purifier, the top of the water inlet cavity is communicated with the faucet, the water inlet cavity is provided with an opening penetrating through the side part of the valve body, and the valve core is installed in the water inlet cavity through the opening.

In above-mentioned tap water purifier, be equipped with on the lateral wall of valve body and encircle the groove of spiraling that the opening set up, the case is including wearing to establish the rotation portion in the water inlet cavity and locating the operation portion of spiraling the inslot, and operation portion one end offsets with the groove of spiraling of opening week side and closes the opening with the lid, and other end protrusion sets up in spiraling the groove.

In the faucet water purifier, the outer peripheral wall of the operation part is provided with the positioning salient points, the inner wall of the rotary groove is provided with three positioning grooves surrounding the operation part, and the positioning salient points rotate along with the valve core and are matched with different positioning grooves, so that the water inlet cavity is respectively communicated with the heating channel, the water purification channel or the raw water channel.

The utility model has the beneficial effects that:

the utility model provides a tap water purifier, including heating device, filter equipment and the change-over valve that links to each other with the two, the change-over valve includes valve body and case, the valve body includes the intake antrum with tap intercommunication, the heating passageway with heating device intercommunication, the water purification passageway with filter equipment intercommunication and the raw water passageway with external intercommunication, the heating passageway, water purification passageway and raw water passageway communicate with the intake antrum respectively, the intake antrum is located to the case, be equipped with the shutoff subassembly on the case, the shutoff subassembly rotates and seals heating passageway along with the case, arbitrary both in water purification passageway and the raw water passageway three. The technical scheme has the following technical effects:

according to the utility model, the plugging component is arranged on the valve core in the water inlet cavity, the plugging component can seal the communicated positions of the heating channel, the water purifying channel and the raw water channel and the water inlet cavity to stop water flow, the blocking effect is good, and water leakage is prevented; when water purification passageway and intake antrum intercommunication, tap water purifier outflow water purification, when raw water passageway and intake antrum intercommunication, tap water purifier outflow raw water, the user can realize tap water purifier's third gear through rotating the case and go out water, satisfies user's use needs, convenient operation improves user's use and experiences.

The plugging assembly comprises two plugging mechanisms, the two plugging mechanisms are respectively used for plugging the heating channel, one of the water purification channel and the raw water channel, the heating channel is plugged by the two independent plugging mechanisms, any two of the water purification channel and the raw water channel are plugged respectively, the size of the plugging mechanism is small, the plugging assembly is prevented from shielding the channel which needs to be communicated with the water inlet cavity and further blocking water flow, the water inlet cavity and the heating channel are ensured, the water purification channel or the raw water channel are communicated, and the smoothness of the water flow is ensured.

The valve body includes the casing, is equipped with the inlet cylinder that encloses into the intake antrum in the casing, encloses into heating channel's heating pipe, encloses into the water purification pipe of water purification passageway and encloses into the former water pipe of former water passageway, sets the structure that lies in the casing through heating pipe, water purification pipe and former water pipe, reduces the shaping degree of difficulty of mount pad, and heating pipe, water purification pipe and former water pipe are hidden in the installation intracavity of casing simultaneously, make the mount pad more pleasing to the eye when preventing the deposition.

The valve core is provided with a mounting groove for mounting the plugging mechanism, the plugging mechanism comprises a plugging piece which is abutted against the inner wall of the water inlet cavity and an elastic piece which is arranged in the mounting groove, and two ends of the elastic piece are respectively abutted against the inner walls of the plugging piece and the mounting groove so as to push the plugging piece to seal the heating channel, the water purification channel or the raw water channel. Through setting the shutoff mechanism to the structure that the shutoff piece combines the elastic component for interval accessible telescopic elastic component between case and the water inlet intracavity wall fills the regulation, reduces the production precision of valve body and case, guarantees that the shutoff piece can offset with the water inlet intracavity wall that sets up the water inlet of water purification pipe, the water inlet of heating pipe and the water inlet of former water pipe all the time, guarantees the shutoff effect, prevents that a plurality of delivery ports of leading water purifier from going out water simultaneously.

The shutoff piece includes the water sealing portion that offsets with the inner wall of intake antrum and stretches into the installation department of mounting groove, and the installation department is equipped with the spacing groove that supplies the elastic component to stretch into towards the one end of elastic component. The elastic piece is limited by the limiting groove to prevent the plugging piece from moving radially, so that the plugging piece can be always aligned with the water inlet of the water purifying pipe, the water inlet of the heating pipe or the water inlet of the raw water pipe and sealed, the plugging effect is ensured, and the plugging piece is prevented from moving radially to cause the plugging piece and the corresponding water inlet to be staggered and leak.

The plugging component is a water sealing part arranged between the valve core and the water inlet cavity, a water passing hole communicated with the water inlet cavity is formed in the water sealing part, and the water sealing part rotates along with the valve core so that the water passing hole is communicated with the heating channel, the water purifying channel or the raw water channel. Through set up the water hole on simple structure's water sealing spare, can realize water purification passageway, former water passageway or hot water passageway and intake antrum's independent intercommunication when water sealing spare rotates, reduce the assembly degree of difficulty and manufacturing cost.

The top and the tap intercommunication of intake antrum, the intake antrum has the opening that runs through the valve body lateral part, and the case passes through the opening and installs in the intake antrum for the case can take place to rotate around the axis of a water inlet section of thick bamboo when sealing the opening of intake antrum in order to install and dismantle the case with being convenient for, when using tap water purifier, the case sets up towards user one side, and the user of being convenient for manipulates the case and rotates, and convenient to use user uses.

The outer side wall of the valve body is provided with a rotary groove surrounding the opening, the valve core comprises a rotating part arranged in the water inlet cavity in a penetrating mode and an operating part arranged in the rotary groove, one end of the operating part is abutted to the rotary groove on the periphery of the opening to cover the opening, and the other end of the operating part protrudes out of the rotary groove. The user can drive the rotation portion through rotating the operation portion and rotate, and then drives the shutoff subassembly of connecting on the rotation portion and rotate in order to realize the switching in water route, simple structure, and the user is convenient for to grip in the operation portion of revolving the groove in protrusion simultaneously in order to carry out the operation that the water route switched.

Be equipped with the location bump on the periphery wall of operation portion, be equipped with the three constant head tank that encircles the operation portion on the inner wall of spiral groove, the location bump rotates and cooperates with the constant head tank of difference along with the case, so that the intake antrum respectively with heating channel, water purification passageway or raw water passageway intercommunication, when intake antrum and heating channel, water purification passageway or raw water passageway intercommunication, the location bump is gone into in the constant head tank of difference respectively, go into the sound and the feeling of constant head tank through location bump card, the suggestion user case has rotated and targets in place, guarantee that the user can in time stop the rotation to the case when rotating and target in place, and then guarantee that shutoff mechanism is to heating channel, the closed effect of water purification passageway or raw water passageway, improve user's use and experience.

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 utility model is further described with reference to the accompanying drawings and the detailed description below:

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

FIG. 2 is an exploded view of a faucet water purifier according to one embodiment;

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

FIG. 4 is a schematic sectional view of a switching valve in the first embodiment;

FIG. 5 is a perspective view of a mounting base according to one embodiment;

FIG. 6 is a perspective view of a mounting base without a cover plate according to a first embodiment;

FIG. 7 is a sectional view of the mounting base without the cover plate according to the first embodiment;

FIG. 8 is a perspective view of a cover plate according to one embodiment;

FIG. 9 is a partial schematic view of a mount according to an embodiment;

FIG. 10 is a perspective view of a seal according to one embodiment;

FIG. 11 is a cross-sectional view of a seal according to the first embodiment;

FIG. 12 is an exploded view of the valve cartridge and closure assembly of the first embodiment;

FIG. 13 is a perspective view of a valve cartridge according to a first embodiment;

FIG. 14 is a cross-sectional view of a closure according to one embodiment.

Reference numerals:

100. a heating device; 110. a heating cylinder; 120. a heating cavity; 130. a heating assembly;

200. a filtration device; 210. a filter cartridge; 220. a filter chamber; 230. a filter member;

300. a changeover valve;

400. a valve body; 410. a housing; 420. a water inlet cylinder; 421. a water inlet cavity; 422. a baffle plate; 4221. inserting ribs; 423. an opening; 424. inserting holes; 430. heating a tube; 431. a heating channel; 440. a water purifying pipe; 441. a water purification channel; 450. a raw water pipe; 451. a raw water channel; 460. a seal member; 461. a through hole; 462. a rib is protruded; 4621. sealing the ribs; 470. rotating the groove; 471. positioning a groove;

500. a valve core; 510. a rotating part; 511. mounting grooves; 512. a ring groove; 520. an operation section; 521. positioning the salient points; 522. a knob;

610. a plugging mechanism; 611. a blocking member; 6111. a water sealing part; 6112. an installation part; 6113. a limiting groove; 612. an elastic member;

700. a mounting seat; 710. a heating tank; 711. a hot water outlet; 720. a water purifying tank; 721. a purified water outlet; 730. a cover plate; 731. a limiting bulge; 732. a guide hole; 740. a mounting cavity; 750. a mounting ring; 760. a water collection cavity; 761. water passing holes; 762. a seal ring; 763. an annular support rib; 764. a water outlet; 770. and (4) a groove.

Detailed Description

The utility model provides a faucet water purifier, which comprises a heating device, a filtering device and a change-over valve connected with the heating device and the filtering device, wherein the change-over valve comprises a valve body and a valve core, the valve body comprises a water inlet cavity communicated with a faucet, a heating channel communicated with the heating device, a water purifying channel communicated with the filtering device and a raw water channel communicated with the outside, the heating channel, the water purifying channel and the raw water channel are respectively communicated with the water inlet cavity, the valve core is arranged in the water inlet cavity, a plugging component is arranged on the valve core, and the plugging component rotates along with the valve core and seals any two of the heating channel, the water purifying channel and the raw water channel. According to the utility model, the plugging component is arranged on the valve core in the water inlet cavity, the plugging component can seal the communicated positions of the heating channel, the water purifying channel and the raw water channel and the water inlet cavity to stop water flow, the blocking effect is good, and water leakage is prevented; when water purification passageway and intake antrum intercommunication, tap water purifier outflow water purification, when raw water passageway and intake antrum intercommunication, tap water purifier outflow raw water, the user can realize tap water purifier's third gear through rotating the case and go out water, satisfies user's use needs, convenient operation improves user's use and experiences.

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort 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 and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered 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," "secured," and the like are to be construed broadly and can, 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. 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 FIGS. 1 to 14, includes a heating device 100, a filtering device 200, and a switching valve 300, the switching valve 300 being disposed between the heating device 100 and the filtering device 200 for connecting a faucet. The heating device 100 comprises a heating seat and a heating cylinder 110, the heating cylinder 110 is mounted on the heating seat to form a heating cavity 120 with the heating seat, a heating assembly 130 for heating water flow in the heating cavity 120 is arranged in the heating cavity 120, a hot water outlet 711 communicated with the heating cavity 120 is arranged on the heating seat, and cold water in the heating cavity 120 is heated by the heating assembly 130 and then becomes hot water and can flow out from the hot water outlet 711 for use. The filtering apparatus 200 includes a filtering base and a filtering cartridge 210, the filtering cartridge 210 is installed on the filtering base to form a filtering cavity 220 with the filtering base, a filtering element 230 for filtering water flow is disposed in the filtering cavity 220, a purified water outlet 721 is disposed on the filtering base, and raw water (unfiltered tap water) is filtered by the filtering element 230 to become purified water (filtered tap water) and can flow out from the purified water outlet 721 for use. The switching valve 300 comprises a valve body 400 and a valve core 500, the valve body 400 comprises a water inlet cavity 421, a heating channel 431, a water purifying channel 441 and a raw water channel 451, and two ends of the heating channel 431 are respectively communicated with the heating cavity 120 and the water inlet cavity 421 so as to be used for communicating the valve body 400 and the heating device 100; both ends of the purified water channel 441 are respectively communicated with the filter cavity 220 and the water inlet cavity 421 for communicating the valve body 400 and the filter device 200, the switching valve 300 is positioned between the heating device 100 and the filter device 200, and the water inlet cavity 421 is positioned between the heating cavity 120 and the filter cavity 220; both ends of the raw water passage 451 are respectively communicated with the water inlet chamber 421 and the outside for communicating the valve body 400 and the outside. The valve core 500 is rotatably connected in the water inlet chamber 421, and one of the heating channel 431, the purified water channel 441 and the raw water channel 451 can be communicated with the water inlet chamber 421 (i.e. the heating channel 431 is communicated with the water inlet chamber 421, or the purified water channel 441 is communicated with the water inlet chamber 421, or the raw water channel 451 is communicated with the water inlet chamber 421) by rotating the valve core 500, so as to switch the water paths. When a user needs to use hot water, the valve core 500 is rotated until the water inlet cavity 421 is communicated with the heating channel 431, and cold water in the water inlet cavity 421 enters the heating device 100 to be heated and then is changed into hot water and flows out of the hot water outlet 711 for use; when a user needs to use filtered tap water, the valve core 500 is rotated until the water inlet cavity 421 is communicated with the filtering device 200, and raw water in the water inlet cavity 421 enters the filtering device 200 to be filtered to be changed into purified water and flows out from the purified water outlet 721 for use; when a user needs to use untreated tap water, the valve core 500 is rotated until the water inlet chamber 421 is communicated with the raw water channel 451, and the raw water in the water inlet chamber 421 directly flows out of the faucet water purifier through the raw water channel 451 for use. The valve body 400 is disposed between and integrated with the heating base and the filter base to form a mounting base 700 for mounting the heating cartridge 110 and the filter cartridge 210.

The valve body 400 of the switching valve 300, the heating seat of the heating device 100 and the filtering seat of the filtering device 200 are arranged into the mounting seat 700 of an integrated structure, so that when the faucet water purifier is assembled, the assembly of the faucet water purifier can be completed only by mounting other components of the heating device 100, the filtering device 200 and the switching valve 300 on the mounting seat 700, the mounting connection among the heating device 100, the filtering device 200 and the switching valve 300 is not required, the mounting steps are reduced, the mounting efficiency is improved, meanwhile, the heating channel 431 for communicating the heating device 100 and the switching valve 300 and the water purifying channel 441 for communicating the filtering device 200 and the switching valve 300 are arranged on the mounting seat 700, the conditions of water leakage and the like at the connection part caused by the incomplete mounting connection among the heating device 100, the switching valve 300 and the filtering device 200 can be effectively avoided, the sealing performance of the water path in the faucet water purifier can be improved, and further improve the use experience of the user.

As shown in fig. 5, in this embodiment, the mounting seat 700 has a waist-shaped cross section, the mounting seat 700 is provided with a heating groove 710 and a water purifying groove 720 with upward openings 423, the heating groove 710 and the water purifying groove 720 are respectively located at two sides of the valve body 400, inner walls of the heating groove 710 and the water purifying groove 720 are respectively provided with inner threads, the bottoms of the heating cartridge 110 and the filter cartridge 210 are respectively provided with outer threads, the bottom of the heating cartridge 110 is screwed with the heating groove 710 and forms a heating cavity 120 for accommodating the heating assembly 130 with the heating groove 710, and the bottom of the filter cartridge 210 is screwed with the water purifying groove 720 and forms a filter cavity 220 for accommodating the filter assembly with the water purifying groove 720. Through connect heating cylinder 110 and cartridge filter 210 soon on mount pad 700, when guaranteeing the sealed effect of heating chamber 120 and filter chamber 220, can greatly reduced the installation degree of difficulty, improve the installation effectiveness, also be convenient for the later stage carry out the dismantlement maintenance and the change of independent part.

As shown in fig. 6, the valve body 400 of this embodiment is disposed in the middle of the mounting seat 700, the valve body 400 includes a housing 410 integrally disposed with the heating seat and the filter seat, a cover plate 730 is disposed at the bottom of the mounting seat 700, a mounting cavity 740 is disposed on the mounting seat 700, the cover plate 730 covers the bottom of the housing 410 to form a mounting cavity 740 with the housing 410, the mounting cavity 740 is located between the heating tank 710 and the clean water tank 720, and the mounting cavity 740 is not communicated with the heating tank 710 and the clean water tank 720. A water inlet cylinder 420 which is enclosed to form a water inlet cavity 421, a heating pipe 430 which is enclosed to form a heating channel 431, a water purifying pipe 440 which is enclosed to form a water purifying channel 441 and a raw water pipe 450 which is enclosed to form a raw water channel 451 are arranged in the mounting cavity 740, the water inlet cylinder 420, the heating pipe 430, the purified water pipe 440 and the raw water pipe 450 are integrally arranged with the housing 410, one end of the heating pipe 430 is connected with the water inlet cylinder 420, the other end of the heating pipe is connected with the outer side wall of the heating tank 710 to communicate the water inlet cavity 421 with the heating tank 710, one end of the purified water pipe 440 is connected with the water inlet cylinder 420, the other end of the purified water pipe is connected with the outer side wall of the purified water tank 720 to communicate the water inlet cavity 421 with the purified water tank 720, the water inlet cavity 421 is located between the heating tank 710 and the purified water tank 720, the upper end of the raw water pipe 450 is connected with the water inlet cavity 421, the lower end of the raw water pipe 450 is arranged in the guide hole 732 in the cover plate 730 to communicate with the outside, and the lower end of the optimized raw water pipe 450 is flush with the bottom surface of the cover plate 730 to ensure the attractiveness of the faucet. Through setting heating pipe 430, water purification pipe 440 and former water pipe 450 to the structure that is located casing 410, reduce the shaping degree of difficulty of mount pad 700, heating pipe 430, water purification pipe 440 and former water pipe 450 hide in the installation cavity 740 of casing 410 simultaneously, make mount pad 700 more pleasing to the eye when preventing the deposition. Through set up apron 730 in the bottom of installation cavity 740, can form sheltering from and protecting the inside of mount pad 700, prevent that the pipeline in the installation cavity 740 from receiving collision damage, also prevent the interior deposition of installation cavity 740. The preferred of this embodiment is, be equipped with the recess 770 that encircles apron 730 in the bottom of mount pad 700, when apron 730 lid closes the bottom at mount pad 700, apron 730 inlays the dress in recess 770 to fix on mount pad 700 through retaining member such as screw, the installation of being convenient for is dismantled, and through setting up recess 770, the apron 730 of being convenient for also can prevent apron 730 protrusion in the bottom surface of mount pad 700 when installing the location fast, makes mount pad 700 more pleasing to the eye.

As shown in fig. 7, in this embodiment, the top of the mounting base 700 is further provided with a mounting ring 750 for connecting a faucet, the mounting ring 750 extends upward from the top of the housing 410 and encloses a water collecting chamber 760 located at the upper portion of the water inlet chamber 421, a central axis of the water collecting chamber 760 is vertically disposed, a water through hole 761 communicated with the top of the water inlet chamber 421 is disposed at the bottom of the water collecting chamber 760, when the mounting ring 750 and the faucet are in a connection state, tap water flowing out of the faucet firstly enters the water collecting chamber 760 and then enters the water inlet chamber 421 through the water through hole 761, the water collecting chamber 760 is perpendicular to an axis of the water inlet chamber 421, and water flowing in the water collecting chamber 760 is vertically diverted to enter the water inlet chamber 421. Through the setting of collar 750, set up tap and case 500 in two different cavities, prevent that tap and case 500 from connecting in same cavity and causing the influence each other, guarantee the stability of case 500 work.

In order to improve the sealing performance between the water tap and the mounting ring 750 and prevent the water leakage at the joint of the mounting ring 750 and the water tap, a sealing ring 762 and at least one annular supporting rib 763 for supporting the sealing ring 762 are arranged in the water collecting cavity 760 in the embodiment, when the water tap and the mounting ring 750 are assembled in place, the top of the sealing ring 762 abuts against the bottom of the water tap, the bottom of the sealing ring 762 abuts against the annular supporting rib 763, a water passing hole 764 for communicating the inner side and the outer side of the annular supporting rib 763 is arranged on the annular supporting rib 763, so that the inner side and the outer side of the annular supporting rib 763 are communicated, the water flow in the whole water collecting cavity 760 can enter the water inlet cavity 421 through the water passing hole 761, and the annular supporting rib 763 is prevented from blocking the water flow to cause the water accumulation in the water collecting cavity 760.

In this embodiment, the water inlet cylinder 420 enclosing the water inlet chamber 421 is cylindrical, the central axis of the water inlet cylinder 420 is horizontally disposed, one end of the water inlet cylinder 420 is provided with a baffle 422 for sealing the water inlet cylinder 420, the other end of the water inlet cylinder is connected to the housing 410, the water inlet chamber 421 has an opening 423 penetrating through the side of the mounting seat 700, the opening 423 is disposed on the side wall of the mounting seat 700 and located between the heating tank 710 and the clean water tank 720, the valve core 500 is inserted into the water inlet chamber 421 through the opening 423, the valve core 500 can rotate around the central axis of the water inlet cylinder 420 while sealing the opening 423 of the water inlet chamber 421 so as to be convenient for mounting and dismounting the valve core 500, when the faucet water purifier is used, the valve core 500 is disposed towards one side of a user, and the valve core 500 is convenient for the user to operate and rotate.

As shown in fig. 4, in the present embodiment, the valve core 500 is provided with a plugging assembly, the plugging assembly rotates together with the valve core 500 when the valve core 500 rotates, according to the different rotation angles of the valve core 500, the plugging assembly seals any two of the heating channel 431, the water purification channel 441 and the raw water channel 451, when a user needs to use untreated tap water, the valve core 500 is rotated to enable the plugging assembly to seal the communication positions of the heating channel 431 and the water purification channel 441 with the water inlet chamber 421, and only the raw water channel 451 is communicated with the water inlet chamber 421, so that the tap water flowing from the water tap into the water inlet chamber 421 directly flows out of the raw water channel 451 for the user to use; when a user needs to use the heated tap water, the valve core 500 is rotated to enable the plugging assembly to seal the raw water channel 451 and the purified water channel 441, so that the tap water flowing from the water tap into the water inlet chamber 421 enters the heating device 100 through the heating channel 431 to be heated and then flows out for the user to use; when a user needs to use filtered tap water, the valve core 500 is rotated to enable the blocking assembly to close the raw water channel 451 and the heating channel 431, so that tap water flowing from the water tap into the water inlet chamber 421 enters the filter device 200 through the purified water channel 441 to be filtered and then flows out for the user to use.

The plugging assembly is arranged on the valve core 500 in the water inlet cavity 421, the plugging assembly can seal the communication positions of the heating channel 431, the water purifying channel 441 and the raw water channel 451 with the water inlet cavity 421 to prevent water flow, the plugging effect is good, water leakage is prevented, a user can rotate the valve core 500 according to use requirements when using the water purifier, when the valve core 500 rotates, the plugging assembly rotates together with the valve core 500 to seal any two of the heating channel 431, the water purifying channel 441 and the raw water channel 451, so that the heating channel 431, the water purifying channel 441 or the raw water channel 451 are communicated with the water inlet cavity 421, and when the heating channel 431 is communicated with the water inlet cavity 421, hot water flows out of the water purifier; when water purification passageway 441 and intake antrum 421 intercommunication, tap water purifier outflow water purification, when raw water passageway 451 and intake antrum 421 intercommunication, tap water purifier outflow raw water, the user can realize tap water purifier's third gear play water through rotating case 500, convenient operation improves user's use and experiences.

As shown in fig. 4, the plugging assembly in this embodiment includes two plugging mechanisms 610, the two plugging mechanisms 610 rotate together with the valve core 500 to be respectively used for plugging one of the heating channel 431, the water purification channel 441 and the raw water channel 451, any two of the heating channel 431, the water purification channel 441 and the raw water channel 451 are respectively plugged by providing two independent plugging mechanisms 610, the plugging mechanisms 610 have a small volume, so as to prevent the plugging assembly from blocking a channel which needs to be communicated with the water inlet chamber 421 and further blocking the water flow, and ensure the communication effect of the water inlet chamber 421 and the heating channel 431, the water purification channel 441 or the raw water channel 451, that is, ensure the smoothness of the water flow.

As shown in fig. 12 and 13, two mounting grooves 511 for mounting two plugging mechanisms 610 are disposed on the valve element 500, each plugging mechanism 610 includes a plugging member 611 and an elastic member 612, the elastic member 612 is disposed in the mounting groove 511, one end of the plugging member 611 extends into the mounting groove 511, so that two ends of the elastic member 612 respectively abut against the bottom of the mounting groove 511 and the end of the plugging member 611, and the valve element 500 pushes the plugging member 611 in a direction away from the mounting groove 511 through the elastic member 612, so that the plugging member 611 covers the water inlet of the water purifying pipe 440, the water inlet of the heating pipe 430, or the water inlet of the raw water pipe 450, to close the water inlet passage, the raw water passage 451, or the water purifying passage 441. Through setting the plugging mechanism 610 to the structure that the plugging piece 611 combines the elastic piece 612, make the interval accessible telescopic elastic piece 612 between the inner wall of case 500 and intake antrum 421 fill up the regulation, reduce the production precision of valve body 400 and case 500, guarantee that the plugging piece 611 can offset with the intake antrum 421 inner wall that sets up the water inlet of water purification pipe 440, the water inlet of heating pipe 430 and the water inlet of former water pipe 450 all the time, guarantee the shutoff effect, prevent that a plurality of delivery ports of leading water purifier from going out water simultaneously.

Preferably, as shown in fig. 14, the plugging member 611 includes a water sealing portion 6111 and an installation portion 6112, which are connected to each other, the installation portion 6112 is cylindrical, a limiting groove 6113 into which the elastic member 612 extends is disposed at one end of the installation portion 6112 facing the elastic member 612, and the elastic member 612 limits the plugging member 611 through the limiting groove 6113, so as to prevent the plugging member 611 from moving radially, ensure that the plugging member 611 can always align and seal with the water inlet of the water purifying pipe 440, the water inlet of the heating pipe 430, or the water inlet of the raw water pipe 450, ensure a plugging effect, and prevent the plugging member 611 from moving radially to cause dislocation and water leakage between the plugging member 611 and the corresponding water inlet. The inner diameter of the water sealing part 6111 is larger than the inner diameters of the water inlet of the purified water pipe 440, the water inlet of the heating pipe 430 and the water inlet of the raw water pipe 450, so that the water sealing part abuts against the periphery of the water inlet when the water inlet is sealed, and the sealing effect is improved.

As shown in fig. 9, in this embodiment, the water inlet of the water purifying pipe 440, the water inlet of the heating pipe 430 and the water inlet of the raw water pipe 450 are all disposed on the baffle 422 at the end of the water inlet cylinder 420, the plugging mechanism 610 is mounted at the end of the valve core 500 and located between the baffle 422 and the valve core 500, and the water inlet of the water purifying pipe 440, the water inlet of the heating pipe 430 and the water inlet of the raw water pipe 450 are uniformly distributed around the circumferential direction of the rotating shaft of the valve core 500 at intervals, so that when the valve core 500 switches the water channel, the rotating angle is the same each time (i.e., each rotation is 120 degrees), the water channel can be recovered by rotating three times in the same direction, and the operation is convenient for a user.

As shown in fig. 4, in this embodiment, a sealing member 460 is detachably connected to the water inlet chamber 421, the sealing member 460 is in a sheet shape and is attached to the baffle 422, three through holes 461 communicating with the water inlet chamber 421 are formed in the sealing member 460, the three through holes 461 respectively correspond to the water inlet of the purified water pipe 440, the water inlet of the heating pipe 430 and the water inlet of the raw water pipe 450 one by one, one side of the sealing member 460 facing the baffle 422 is further provided with protruding ribs 462 respectively surrounding the three through holes 461, one side of the baffle 422 facing the sealing member 460 is provided with inserting ribs 4221 surrounding the water inlet of the purified water pipe 440, the water inlet of the heating pipe 430 and the water inlet of the raw water pipe 450, the three inserting ribs 4221 are respectively inserted into the three through holes 461, so that the three through holes 461 are respectively communicated with the heating passage 431, the purified water passage 441 and the raw water passage 451, and the inner side wall of the protruding ribs 462 tightly holds the outer side wall of the inserting ribs 4221 for sealing, preventing water leakage between the two. Preferably, a sealing rib 4621 abutting against the outer side wall of the insertion rib 4221 is provided on the inner side wall of the rib 462 to improve the sealing property therebetween. The plugging assembly seals the corresponding through hole 461 through propping against one side of the sealing element 460 far away from the convex rib 462, the plugging assembly is matched with the sealing element 460 to ensure that the plugging assembly has a better sealing effect on the heating channel 431, the water purification channel 441 or the raw water channel 451, and meanwhile, the sealing element 460 is arranged to prevent the plugging assembly from causing abrasion to the baffle 422 along with the rotation of the valve core 500, so that the sealing element 460 can be replaced independently during maintenance, and the maintenance cost is reduced.

As shown in fig. 12, the valve body 500 of the present embodiment includes a rotating portion 510 and an operating portion 520, the rotating portion 510 is inserted into the water inlet chamber 421, an annular groove 512 is formed around a central axis of the valve body 500 on an outer circumferential side of the rotating portion 510, an insertion hole 424 penetrating the water inlet cylinder 420 is formed in the water inlet cylinder 420, and a limit protrusion 731 is formed in the cover plate 730. During the assembly of the faucet water purifier, the rotating portion 510 of the valve core 500 is firstly inserted into the water inlet chamber 421, after the valve core 500 is installed in place, the annular groove 512 is aligned with the insertion hole 424, then the cover plate 730 is installed on the installation seat 700, in the installation process of the cover plate 730, the limiting protrusion 731 is inserted into the water inlet chamber 421 through the insertion hole 424 and extends into the annular groove 512, the limiting protrusion 731 on the assembled cover plate 730 abuts against the inner wall of the annular groove 512 to axially limit the valve core 500, so that the valve core 500 can only rotate in the water inlet chamber 421, the valve core 500 is prevented from freely escaping from the opening 423 of the water inlet chamber 421, the stability of the valve core 500 is ensured, the sealing effect of the valve core 500 on the opening 423 of the water inlet chamber 421 is further ensured, and water leakage of the water inlet chamber 421 is prevented. Through setting up spacing arch 731 on apron 730 for dismantle the apron 730 after, can dismantle case 500 from valve body 400, convenient to detach, maintenance and change.

As shown in fig. 9, a rotary groove 470 surrounding the opening 423 is disposed on an outer side wall of the valve body 400, the operation portion 520 is disposed in the rotary groove 470, one end of the operation portion 520 abuts against the rotary groove 470 on the peripheral side of the opening 423 to cover the opening 423 and prevent water from leaking from the opening 423, the other end of the operation portion 520 protrudes out of the rotary groove 470 and is provided with a knob 522 for a user to operate, the knob 522 is located on a front side surface of the mounting seat 700, the heating device 100 and the filtering device 200 are located on two sides of the mounting seat 700, the user can drive the operation portion 520 to rotate by rotating the knob 522, the operation portion 520 rotates and simultaneously drives the rotation portion 510 to rotate, and further drives the plugging component connected to the rotation portion 510 to rotate to realize switching of the water path, the structure is simple, and the user can operate the operation portion conveniently.

In this embodiment, as shown in fig. 13, preferably, a positioning protruding point 521 is disposed on the outer peripheral wall of the operation portion 520, three positioning grooves 471 are disposed on the inner wall of the spiral groove 470, the positioning protruding point 521 rotates together with the valve core 500 and cooperates with different positioning grooves 471, when the water inlet chamber 421 communicates with the heating channel 431, the water purification channel 441, or the raw water channel 451, the positioning protruding point 521 is respectively inserted into different positioning grooves 471, and the sound and the hand feeling of the insertion of the positioning protruding point 521 into the positioning grooves 471 prompt the user that the valve core 500 has rotated in place, so as to ensure that the user can stop the rotation of the valve core 500 in time when the user rotates in place, thereby ensuring the sealing effect of the plugging mechanism 610 on the heating channel 431, the water purification channel 441, or the raw water channel 451, and improving the user experience.

Example two:

the difference between the embodiment and the first embodiment is that in the embodiment, the plugging component is a water sealing part arranged at the end part of the valve core, the water sealing part is plate-shaped and has the same shape as the baffle plate at the end part of the water inlet cavity, a water passing hole communicated with the water inlet cavity is arranged on the water sealing part, the water sealing part can shield and seal the water inlet of the water purifying pipe, the water inlet of the heating pipe and the water inlet of the raw water pipe on the baffle plate, the water sealing part rotates along with the valve core, and when the water passing hole is aligned with the water inlet of the water purifying pipe, the water inlet cavity is communicated with the water purifying channel; when the water through hole is aligned with the water inlet of the heating pipe, the water inlet cavity is communicated with the hot water channel; when the water passing hole is aligned with the water inlet of the raw water pipe, the water inlet cavity is communicated with the raw water channel. Through set up the water hole on water sealing spare, can realize water purification passageway, former water passageway or hot water passageway and intake antrum's independent intercommunication when water sealing spare rotates, simple structure reduces the assembly degree of difficulty and manufacturing cost.

Example three:

the difference of this embodiment and embodiment one lies in, in this embodiment, the water inlet of water purification pipe, the water inlet of heating pipe and the water inlet of former water pipe all locate into on the section of thick bamboo to encircle in the week side of case, shorten the valve body at the ascending length of case axial, reduce the volume of valve body, the water inlet of water purification pipe, the water inlet of heating pipe and the water inlet of former water pipe are around the even interval distribution of pivot circumference of case, so that the case is when switching the water route, the pivoted angle is the same at every turn, the user of being convenient for operates.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims (10)

1. The faucet water purifier comprises a heating device, a filtering device and a change-over valve connected with the heating device and the filtering device, and is characterized in that: the water purifying device comprises a water inlet cavity communicated with a tap, a heating channel communicated with the heating device, a water purifying channel communicated with the filtering device and a raw water channel communicated with the outside, the heating channel, the water purifying channel and the raw water channel are respectively communicated with the water inlet cavity, the valve core is arranged in the water inlet cavity, a plugging component is arranged on the valve core, and the plugging component rotates along with the valve core and seals any two of the heating channel, the water purifying channel and the raw water channel.

2. The faucet water purifier as recited in claim 1, wherein: the plugging assembly comprises two plugging mechanisms, and the two plugging mechanisms are respectively used for plugging one of the heating channel, the water purification channel and the raw water channel.

3. The faucet water purifier as recited in claim 2, wherein: the valve body comprises a shell, and a water inlet cylinder, a heating pipe, a water purification pipe and a raw water pipe are arranged in the shell, wherein the water inlet cylinder is enclosed into the water inlet cavity, the heating pipe is enclosed into the heating channel, the water purification pipe is enclosed into the water purification channel, and the raw water pipe is enclosed into the raw water channel.

4. The faucet water purifier as recited in claim 3, wherein: the water inlet of the water purifying pipe, the water inlet of the heating pipe and the water inlet of the raw water pipe are all arranged at the end part of the water inlet cylinder and are evenly distributed at intervals in the circumferential direction around the rotating shaft of the valve core; or the water inlet of the water purifying pipe, the water inlet of the heating pipe and the water inlet of the raw water pipe are all arranged on the periphery of the water inlet cylinder and are distributed around the rotating shaft of the valve core at intervals in the circumferential direction.

5. The faucet water purifier as recited in claim 2, wherein: the water purifying device is characterized in that the valve core is provided with a mounting groove for mounting the plugging mechanism, the plugging mechanism comprises a plugging piece which is abutted against the inner wall of the water inlet cavity and an elastic piece which is arranged in the mounting groove, and two ends of the elastic piece are respectively abutted against the plugging piece and the inner wall of the mounting groove so as to push the plugging piece to seal the heating channel, the water purifying channel or the raw water channel.

6. The faucet water purifier of claim 5, wherein: the shutoff piece include with the water sealing portion that the inner wall of intake antrum offseted and stretch into the installation department of mounting groove, the installation department is equipped with the confession towards the one end of elastic component the spacing groove that the elastic component stretched into.

7. The faucet water purifier as recited in claim 1, wherein: the plugging assembly is a water sealing piece arranged between the valve core and the water inlet cavity, a water passing hole communicated with the water inlet cavity is formed in the water sealing piece, and the water sealing piece rotates along with the valve core so that the water passing hole is communicated with the heating channel, the water purifying channel or the raw water channel.

8. The faucet water purifier as claimed in any one of claims 1 to 7, wherein: the top and the tap intercommunication of intake antrum, the intake antrum has and runs through the opening of valve body lateral part, the case passes through the opening is installed in the intake antrum, heating device is including heating the chamber, filter equipment includes the filter chamber, change-over valve is located between heating device and the filter equipment, and the intake antrum is in between heating chamber and the filter chamber, be equipped with the chamber of catchmenting on the change-over valve, catchment the chamber with the intake antrum axis is perpendicular, and the rivers of the intracavity of catchmenting get into the intake antrum through perpendicular diversion.

9. The faucet water purifier of claim 8, wherein: the outer side wall of the valve body is provided with a rotary groove surrounding the opening, the valve core comprises a rotating part penetrating through the water inlet cavity and an operating part arranged in the rotary groove, one end of the operating part is abutted against the rotary groove on the periphery of the opening to cover the opening, and the other end of the operating part protrudes out of the rotary groove.

10. The faucet water purifier of claim 9, wherein: the outer peripheral wall of the operation portion is provided with positioning bumps, the inner wall of the rotary groove is provided with three positioning grooves surrounding the operation portion, and the positioning bumps rotate along with the valve core and are matched with different positioning grooves, so that the water inlet cavity is communicated with the heating channel, the water purification channel or the raw water channel respectively.

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