CN219606132U - Dual-purpose tap for kitchen and water purification - Google Patents

Abstract

The utility model discloses a dual-purpose kitchen water purification faucet which comprises a shell, a water mixing valve core, a water purification switch valve and a cold and hot water switch valve, wherein the shell is in a cross structure, the shell comprises a first cylindrical part and a second cylindrical part, the axial direction of the first cylindrical part is the same as that of the second cylindrical part, the first cylindrical part and the second cylindrical part extend along opposite directions, a first opening is formed in the first cylindrical part, a second opening is formed in the second cylindrical part, the water mixing valve core extends along the axial direction of the first cylindrical part or the second cylindrical part, the volume is smaller, the occupied space is smaller, the water mixing valve core can enter the first cylindrical part from the first opening so as to be arranged in the shell, the installation operation is more convenient, the water purification switch valve is arranged in the first opening, and the cold and hot water switch valve is arranged in the second opening.

Description

Dual-purpose tap for kitchen and water purification

Technical Field

The utility model relates to the technical field of faucets, in particular to a dual-purpose faucet for kitchen and water purification.

Background

The dual-purpose tap for kitchen and water purification is tap equipment used in a kitchen, and purified water or cold and hot mixed water can be independently discharged so as to meet the demands of users.

At present, for the existing dual-purpose faucet for kitchen and water purification, reference can be made to patent with publication number CN107477214A, and the valve core in the faucet is huge in volume, so that the valve core is difficult to be installed in a shell of the faucet, and the installation is inconvenient.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the kitchen water purifying dual-purpose faucet, the water mixing valve core and the shell are convenient to install, and the production efficiency can be improved.

According to an embodiment of the utility model, a dual-purpose kitchen and water faucet comprises: the shell is in a cross structure and comprises a first cylindrical part and a second cylindrical part, the axial direction of the first cylindrical part is the same as that of the second cylindrical part, the first cylindrical part and the second cylindrical part extend along opposite directions, the first cylindrical part is provided with a first opening, the second cylindrical part is provided with a second opening, and the first opening is communicated with the second opening; a water mixing valve core extending along the axial direction of the first cylindrical part or the second cylindrical part, wherein the water mixing valve core can enter the first cylindrical part from the first opening to be arranged in the shell, and the water mixing valve core is provided with a water purifying inlet channel, a water purifying outlet channel, a cold water inlet channel, a hot water inlet channel and a mixed water outlet channel; the water purification switch valve is arranged on the first opening and is used for controlling the water purification inlet channel to be communicated with or blocked from the water purification outlet channel; the cold and hot water switch valve is arranged at the second opening and is used for controlling the cold water inlet channel and the hot water inlet channel to be respectively communicated with or blocked from the mixed water outlet channel.

The kitchen and water purifying dual-purpose faucet provided by the embodiment of the utility model has at least the following beneficial effects: through setting up first cylindric portion and second cylindric portion at the casing, first cylindric portion is used for installing the water purification ooff valve, and second cylindric portion is used for installing the mix water ooff valve, and the axial extension of mixing water case along first cylindric portion or second cylindric portion, the volume of mixing water case is less, and occupation space is less, and mixing water case can be packed into in the first cylindric portion from first opening, through utilizing the space in the first cylindric portion for installation convenient operation improves production efficiency.

According to some embodiments of the utility model, the water mixing valve core comprises an extension part, the extension part extends towards the second opening, the extension part is located in the second cylindrical part, a thread structure is arranged at the end of the extension part, and the water purifying switch valve is connected with the thread structure.

According to some embodiments of the utility model, a cavity is arranged in the extension part, the water purifying switch valve comprises a quick-opening valve core, the quick-opening valve core comprises a valve body, a valve rod and an inner core assembly, a water inlet is arranged on the peripheral wall of the valve body, a water outlet is arranged at the end part of the valve body, the valve rod is movably connected with the inner core assembly, the inner core assembly is used for controlling the water inlet and the water outlet to be communicated or blocked, the valve body is arranged in the cavity, an annular cavity is formed between the valve body and the cavity, the annular cavity is communicated with the water purifying inlet channel and the water inlet, and the water outlet is communicated with the water purifying outlet channel.

According to some embodiments of the utility model, the inner peripheral wall of the chamber is provided with a positioning groove, the outer peripheral wall of the valve body is provided with a positioning block, and the positioning block is inserted into the positioning groove.

According to some embodiments of the utility model, the water mixing valve core is provided with a through hole, the through hole penetrates through the water mixing valve core along the vertical direction, the through hole is communicated with the water purification water inlet channel and the water purification water outlet channel, a sealing plug assembly is arranged in the through hole, a first water purification channel and a second water purification channel are arranged in the sealing plug assembly, a blocking part is arranged in the sealing plug assembly and used for blocking the first water purification channel and the second water purification channel, an outlet is arranged at the top of the sealing plug assembly, an inlet is arranged at the bottom of the sealing plug assembly and communicated with the first water purification channel, the inlet is communicated with the second water purification channel, a first water through hole and a second water through hole are arranged on the peripheral wall of the sealing plug assembly, the first water through hole is communicated with the water purification water outlet channel and the first water purification channel, and the second water purification channel are communicated with each other.

According to some embodiments of the utility model, the sealing plug assembly is sleeved with a first sealing ring, and the first sealing ring is abutted with the inner peripheral wall of the through hole so as to prevent the purified water inlet channel from being communicated with the purified water outlet channel through the through hole.

According to some embodiments of the utility model, the water purification and water outlet channel is located above the water purification and water inlet channel, the sealing plug assembly is sleeved with a second sealing ring and a third sealing ring, the second sealing ring is located above the water purification and water outlet channel, the second sealing ring is abutted with the inner peripheral wall of the through hole to prevent the water purification and water outlet channel from being directly communicated with the outside, the third sealing ring is located below the water purification and water inlet channel, and the third sealing ring is abutted with the inner peripheral wall of the through hole to prevent the water purification and water inlet channel from being directly communicated with the outside.

According to some embodiments of the utility model, the outlet or inlet of the sealing plug assembly is provided with a connecting nozzle, the connecting nozzle is in a conical structure, and the connecting nozzle is used for being connected with a water purifying pipe.

According to some embodiments of the utility model, the dual-purpose kitchen and water purifying tap comprises a mixed water pipe and a water purifying pipe, wherein the mixed water pipe is sleeved on the water purifying pipe, the bottom of the water purifying pipe is communicated with the outlet of the sealing plug assembly, the shell comprises a third cylindrical part, the third cylindrical part extends upwards, the third cylindrical part is provided with a third opening, the third opening is provided with a thread structure, and the mixed water pipe is connected with the thread structure.

According to some embodiments of the utility model, the inner peripheral wall of the first cylindrical portion is provided with a first positioning portion, the outer peripheral wall of the water mixing valve core is provided with a second positioning portion, and the first positioning portion is abutted with the second positioning portion.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of a kitchen and water purifying faucet according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a dual-purpose kitchen and water faucet according to an embodiment of the present utility model;

FIG. 3 is an exploded view of the housing and mixing valve cartridge of the dual-purpose kitchen and water faucet of an embodiment of the present utility model;

FIG. 4 is a schematic view of the structure of a mixing valve core of the dual-purpose kitchen and water purifying faucet according to the embodiment of the utility model;

FIG. 5 is a cross-sectional view of a mixing valve cartridge of the dual-purpose kitchen and water faucet of the embodiment of the present utility model;

FIG. 6 is an exploded view of a water purifying switch valve of a dual-purpose kitchen water purifying faucet according to an embodiment of the present utility model;

FIG. 7 is a cross-sectional view of a mixing valve core and a water purification switch valve of the dual-purpose kitchen faucet according to an embodiment of the present utility model;

FIG. 8 is an exploded view of a mixing valve cartridge and sealing plug assembly of a dual-purpose kitchen and water faucet of an embodiment of the present utility model;

fig. 9 is a cross-sectional view of a mixing valve core and sealing plug assembly of a dual-purpose kitchen and water faucet according to an embodiment of the present utility model.

Reference numerals:

a kitchen water purifying dual-purpose tap 1000;

a housing 100, a first cylindrical portion 101, a second cylindrical portion 102, a third cylindrical portion 103, a first opening 104, a second opening 105, a third opening 106, a second screw structure 107, a first positioning portion 108;

the water mixing valve core 200, the water purifying inlet channel 201, the water purifying outlet channel 202, the cold water inlet channel 203, the hot water inlet channel 204, the water mixing outlet channel 205, the extension part 206, the first thread structure 207, the cavity 208, the positioning groove 209, the through hole 210, the sealing plug assembly 211, the blocking part 212, the outlet 213, the inlet 214, the first water passing port 215, the second water passing port 216, the first sealing ring 217, the second sealing ring 218, the third sealing ring 219, the connecting nozzle 220, the second positioning part 221, the first water purifying channel 222 and the second water purifying channel 223;

the water purification valve comprises a water purification switch valve 300, a quick-opening valve core 301, a valve body 302, a valve rod 303, a water inlet 304, a water outlet 305, an annular cavity 306 and a positioning block 307;

a cold and hot water switching valve 400;

a mixing water pipe 500;

a water purifying pipe 600.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Referring to fig. 1 and 2, a dual-purpose kitchen and water faucet 1000 according to an embodiment of the present utility model includes a housing 100, a mixing valve cartridge 200, a water purifying switch valve 300, and a hot and cold water switch valve 400.

Referring to fig. 1 and 2, specifically, the housing 100 has a cross structure, the housing 100 includes a first cylindrical portion 101 and a second cylindrical portion 102, the axial direction of the first cylindrical portion 101 and the axial direction of the second cylindrical portion 102 are the same, it is understood that the axial direction of the first cylindrical portion 101 and the axial direction of the second cylindrical portion 102 are parallel or overlap, the first cylindrical portion 101 and the second cylindrical portion 102 extend in opposite directions, it is also understood that the extending direction of the first cylindrical portion 101 and the extending direction of the second cylindrical portion 102 are opposite, it is noted that the first cylindrical portion 101 and the second cylindrical portion 102 extend in a horizontal direction, and an installation space is formed inside the first cylindrical portion 101 and the second cylindrical portion 102. The end of the first cylindrical portion 101 is provided with a first opening 104, the end of the second cylindrical portion 102 is provided with a second opening 105, the first opening 104 may be in communication with the second opening 105, further, the first cylindrical portion 101 and the second cylindrical portion 102 may be in a cylindrical structure, and the first opening 104 and the second opening 105 are in a circular shape.

Referring to fig. 2 and 3, specifically, the water mixing valve core 200 has a cylindrical structure, and the water mixing valve core 200 extends along the axial direction of the first cylindrical portion 101 or the second cylindrical portion 102, and when installed, the water mixing valve core 200 can enter the first cylindrical portion 101 from the first opening 104 to be installed in the housing 100, that is, it is required that the water mixing valve core 200 can pass through the first opening 104, and therefore, it is generally required to ensure that the maximum outer diameter of the water mixing valve core 200 is smaller than the inner diameter of the first opening 104. It can be appreciated that the design can make the volume of the water mixing valve core 200 smaller, occupy a smaller space, and the water mixing valve core 200 can be conveniently installed into the housing 100 from the first opening 104, so that the installation and operation are convenient, and the production efficiency is improved.

More specifically, referring to fig. 2 and 3, the mixing valve core 200 is internally provided with a purified water inlet channel 201, a purified water outlet channel 202, a cold water inlet channel 203, a hot water inlet channel 204, and a mixed water outlet channel 205. The water purifying switch valve 300 is installed at the first opening 104, and the water purifying switch valve 300 is used for controlling the water purifying inlet channel 201 to be communicated with or blocked from the water purifying outlet channel 202. The cold and hot water switch valve 400 is installed at the second opening 105, and the cold and hot water switch valve 400 is used for controlling the cold water inlet channel 203 and the hot water inlet channel 204 to be respectively communicated with or blocked from the mixed water outlet channel 205.

Referring to fig. 3, according to some embodiments of the present utility model, the inner circumferential wall of the first cylindrical portion 101 is provided with a first positioning portion 108, and the outer circumferential wall of the water mixing valve cartridge 200 is provided with a second positioning portion 221, and the first positioning portion 108 abuts against the second positioning portion 221. When the water mixing valve core 200 is installed in the housing 100, the first positioning portion 108 of the water mixing valve core 200 abuts against the second positioning portion 221, so that positioning cooperation is realized, and random shaking of the water mixing valve core 200 along the horizontal direction is avoided. The first positioning portion 108 of the mixing valve core 200 may be disposed adjacent to the first opening 104.

Referring to fig. 2, the dual-purpose kitchen water purifying faucet 1000 further includes a water purifying pipe 600 and a mixing water pipe 500, wherein the water purifying pipe 600 and the mixing water pipe 500 are connected with the mixing water valve core 200, the water purifying pipe 600 is communicated with the water purifying water outlet channel 202, the mixing water pipe 500 is sleeved with the mixing water outlet channel 205, the water purifying pipe 600 is positioned in the mixing water pipe 500.

It should be noted that, for the existing dual-purpose kitchen water purifying faucet, the faucet structure and the internal valve core structure are both made of metals such as copper materials, so that the manufacturing cost is high, lead precipitation is easy to occur, and water is polluted. Based on this, in the present embodiment, both the water mixing valve core 200 and the water purifying pipe 600 are made of plastic, specifically, engineering plastic, which is superior in strength, impact resistance, heat resistance, hardness and aging resistance, and the housing 100 may be made of stainless steel material, which does not contain lead. The embodiment can avoid lead pollution of water, ensure clean water and lower manufacturing cost.

Referring to fig. 2 and 3, according to some embodiments of the present utility model, the water mixing valve core 200 includes an extension portion 206, the extension portion 206 extends toward the second opening 105, the extension portion 206 is located in the second cylindrical portion 102, the extension portion 206 cooperates with the second cylindrical portion 102 to perform a limiting function, a first thread structure 207 is provided at an end of the extension portion 206, and the water purifying switch valve 300 is connected to the first thread structure 207. It can be understood that, in general, the existing faucet is provided with a screw thread structure on the housing 100, the water purifying switch valve 300 is connected with the screw thread structure of the housing 100, but the joint of the water purifying switch valve 300 and the water mixing valve core 200 needs to be provided with a sealing structure to realize sealing, in this embodiment, the first screw thread structure 207 is arranged on the water mixing valve core 200, the water purifying switch valve 300 is directly connected with the first screw thread structure 207 of the water mixing valve core 200, and sealing is realized through the first screw thread structure 207, so that an additional sealing structure can be omitted, the cost is saved, and in addition, the water purifying switch valve 300 and the water mixing valve core 200 are also convenient to install.

Referring to fig. 5, according to some embodiments of the present utility model, a chamber 208 is provided in the extension portion 206, the chamber 208 may have a cylindrical structure, the clean water inlet channel 201 and the clean water outlet channel 202 extend in a horizontal direction, the clean water inlet channel 201 and the clean water outlet channel 202 are both in communication with the chamber 208, and the clean water inlet channel 201 is located below the clean water outlet channel 202. Referring to fig. 6, the water purifying switch valve 300 includes a quick-opening valve core 301, where the quick-opening valve core 301 includes a valve body 302, a valve rod 303, and an inner core assembly (not shown in the drawing), it is to be noted that the inner core assembly is an existing structure, a water inlet 304 is provided on an outer peripheral wall of the valve body 302, a water outlet 305 is provided on an end portion of the valve body 302, the valve rod 303 is movably connected with the inner core assembly, specifically, the valve rod 303 can rotate around its own axis, and the inner core assembly is used for controlling the water inlet 304 and the water outlet 305 to be communicated or blocked. The valve body 302 is of a cylindrical structure, the valve body 302 extends into the chamber 208, and referring to fig. 7, an annular cavity 306 is formed between the valve body 302 and the peripheral wall of the chamber 208, the annular cavity 306 is communicated with the purified water inlet channel 201 and the water inlet 304, and the water outlet 305 is communicated with the purified water outlet channel 202.

When the valve rod 303 is in the open state, the water inlet 304 is communicated with the water outlet 305, and the purified water sequentially passes through the water inlet 304 and the water outlet 305 from the annular cavity 306 and then reaches the purified water outlet channel 202, and when the valve rod 303 is in the closed state, the water inlet 304 is not communicated with the water outlet 305, and the purified water cannot flow from the annular cavity 306 to the purified water outlet channel 202. It should be further noted that, in this embodiment, by using the quick-opening valve core 301, the valve body 302 and the cavity 208 are both in a cylindrical structure, the installation is convenient, the extension portion 206 surrounds the valve body 302 of the quick-opening valve core 301, so that the quick-opening valve core 301 and the water mixing valve core 200 are firmly connected, and the water purifying switch valve 300 is connected with the water mixing valve core 200 through the first thread structure 207, so that the tightness is ensured, the water purifying switch valve is not easy to fall off, the installation is convenient, and meanwhile, the connection stability is also good.

Referring to fig. 5 and 6, according to some embodiments of the present utility model, the inner peripheral wall of the chamber 208 is provided with a positioning groove 209, the outer peripheral wall of the valve body 302 is provided with a positioning block 307, and when the quick-opening valve core 301 is installed, the valve body 302 of the quick-opening valve core 301 stretches into the chamber 208, and the positioning block 307 is inserted into the positioning groove 209, so that positioning fit is realized, and the installation operation is convenient and quick.

Referring to fig. 5, according to some embodiments of the present utility model, the water mixing valve core 200 is provided with a through hole 210, the through hole 210 penetrates the water mixing valve core 200 in a vertical direction, the through hole 210 is communicated with the purified water inlet channel 201 and the purified water outlet channel 202, and it should be noted that the water mixing outlet channel 205 is not communicated with the through hole 210, and the through hole 210 is used for passing purified water. Referring to fig. 8 and 9, a sealing plug assembly 211 is disposed in the through hole 210, the sealing plug assembly 211 has a tubular structure, and the sealing plug assembly 211 is used for sealing.

Referring to fig. 8 and 9, a first water purifying channel 222 and a second water purifying channel 223 are provided in the sealing plug assembly 211, a blocking portion 212 is provided in the sealing plug assembly 211, the blocking portion 212 is used for blocking the first water purifying channel 222 and the second water purifying channel 223, an outlet 213 is provided at the top of the sealing plug assembly 211, an inlet 214 is provided at the bottom, the outlet 213 is communicated with the first water purifying channel 222, the inlet 214 is communicated with the second water purifying channel 223, a first water opening 215 and a second water opening 216 are provided at the outer peripheral wall of the sealing plug assembly 211, the first water opening 215 is communicated with the water purifying outlet channel 202 and the water purifying channel, and the second water opening 216 is communicated with the water purifying inlet channel 201 and the water purifying channel. It should be noted that, purified water enters from the inlet 214 of the sealing plug assembly 211, sequentially passes through the second purified water channel 223, the second water through hole 216, the purified water inlet channel 201, the annular cavity 306, the water inlet 304, the water outlet 305, the purified water outlet channel 202, the first water through hole 215, and the first purified water channel 222, and finally flows out from the outlet 213 of the sealing plug assembly 211.

In this embodiment, when in installation, the sealing plug assembly 211 is directly inserted into the through hole 210, the sealing plug assembly 211 can be made of flexible materials, the sealing plug assembly 211 is tensioned in the through hole 210, and thus fixation is achieved, and installation is convenient. It should be noted that, the existing water mixing valve core 200 is generally connected with a water pipe through a threaded structure, but when the water pipes are more, the water pipes are mutually blocked, the threaded structure is difficult to locate, the water pipes are not convenient enough to be connected with the water mixing valve core 200, when the alignment is not right, the threaded structure is easy to damage, and in the embodiment, the water mixing valve core 200 extends along the horizontal direction, the height of the water mixing valve core 200 is reduced, the distance from the bottom of the water mixing valve core 200 to the bottom of the shell 100 is increased, the distance from the water pipes to the bottom of the shell 100 is increased, and the water pipes are further difficult to align. Based on this, in this embodiment, by providing the sealing plug assembly 211, the sealing plug assembly 211 is connected with the water purifying pipe 600, and the water purifying pipe 600 is directly pressed with force, so that the outlet 213 or the inlet 214 of the sealing plug assembly 211 is plugged into the water purifying pipe 600, thus omitting the screw structure and facilitating installation.

Referring to fig. 8 and 9, according to some embodiments of the present utility model, the sealing plug assembly 211 is sleeved with a first sealing ring 217, and the first sealing ring 217 abuts against the inner circumferential wall of the through hole 210 to block the purified water inlet channel 201 from communicating with the purified water outlet channel 202 through the through hole 210. Pure water is prevented from leaking out of the gap between the sealing plug assembly 211 and the through hole 210.

Referring to fig. 8 and 9, according to some embodiments of the present utility model, the sealing plug assembly 211 is sleeved with a second sealing ring 218 and a third sealing ring 219, the second sealing ring 218 is located above the purified water outlet channel 202, the second sealing ring 218 abuts against the inner peripheral wall of the through hole 210 to block the purified water outlet channel 202 from being directly communicated with the outside, the third sealing ring 219 is located below the purified water inlet channel 201, and the third sealing ring 219 abuts against the inner peripheral wall of the through hole 210 to block the purified water inlet channel 201 from being directly communicated with the outside, so as to avoid purified water from leaking out of the gap between the sealing plug assembly 211 and the through hole 210.

It will be appreciated that three annular grooves may be provided in the peripheral wall of the sealing plug assembly 211, the three annular grooves being used to mount the first sealing ring 217, the second sealing ring 218 and the third sealing ring 219, respectively, which is convenient to mount and also prevents the sealing rings from sliding off.

Referring to fig. 8 and 9, according to some embodiments of the present utility model, a connection nozzle 220 is provided at the outlet 213 or the inlet 214 of the sealing plug assembly 211, the connection nozzle 220 has a tapered structure, a guide slope is formed at the outer circumferential wall of the connection nozzle 220, the connection nozzle 220 is used for connection with the water purifying pipe 600, and the minimum outer diameter of the connection nozzle 220 is smaller than the inner diameter of the water purifying pipe 600. In this embodiment, since the connecting nozzle 220 has a tapered structure, when the water purifying tube 600 is connected to the connecting nozzle 220, the water purifying tube 600 is relatively convenient to align with the connecting nozzle 220, and the water purifying tube 600 can be directly pushed with force, so that the connecting nozzle 220 can be sleeved in the water purifying tube 600, and the installation and operation are convenient and relatively labor-saving.

Referring to fig. 8 and 9, according to some embodiments of the present utility model, the housing 100 includes a third cylindrical portion 103, the third cylindrical portion 103 extends upward, the mixing tube 500 extends into the third cylindrical portion 103, a third opening 106 is provided at the top of the third cylindrical portion 103, the third opening 106 is provided with a second thread structure 107, and the mixing tube 500 is connected with the second thread structure 107, so that the mixing tube 500 can be fixed and installed conveniently.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, inner, outer, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

In the description of the present utility model, the description of the first and second embodiments is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, and finally, it should be described that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. The utility model provides a dual-purpose tap of kitchen water purification which characterized in that includes:

the shell is in a cross structure and comprises a first cylindrical part and a second cylindrical part, the axial direction of the first cylindrical part is the same as that of the second cylindrical part, the first cylindrical part and the second cylindrical part extend along opposite directions, the first cylindrical part is provided with a first opening, the second cylindrical part is provided with a second opening, and the first opening is communicated with the second opening;

a water mixing valve core extending along the axial direction of the first cylindrical part or the second cylindrical part, wherein the water mixing valve core can enter the first cylindrical part from the first opening to be arranged in the shell, and the water mixing valve core is provided with a water purifying inlet channel, a water purifying outlet channel, a cold water inlet channel, a hot water inlet channel and a mixed water outlet channel;

the water purification switch valve is arranged on the first opening and is used for controlling the water purification inlet channel to be communicated with or blocked from the water purification outlet channel;

the cold and hot water switch valve is arranged at the second opening and is used for controlling the cold water inlet channel and the hot water inlet channel to be respectively communicated with or blocked from the mixed water outlet channel.

2. The dual-purpose kitchen and water faucet of claim 1, wherein the water mixing valve core comprises an extension portion extending toward the second opening, the extension portion is located in the second cylindrical portion, a threaded structure is arranged at an end of the extension portion, and the water purifying switch valve is connected with the threaded structure.

3. The dual-purpose kitchen and water purification faucet according to claim 2, wherein a cavity is arranged in the extension portion, the water purification switch valve comprises a quick-opening valve core, the quick-opening valve core comprises a valve body, a valve rod and an inner core assembly, a water inlet is arranged on the peripheral wall of the valve body, a water outlet is arranged at the end portion of the valve body, the valve rod is movably connected with the inner core assembly, the inner core assembly is used for controlling the water inlet and the water outlet to be communicated or blocked, the valve body is arranged in the cavity, an annular cavity is formed between the valve body and the cavity, the annular cavity is communicated with the water purification inlet channel and the water inlet, and the water outlet is communicated with the water purification outlet channel.

4. A dual-purpose kitchen and water purification faucet as claimed in claim 3, wherein a positioning groove is formed in the inner peripheral wall of the chamber, a positioning block is arranged on the outer peripheral wall of the valve body, and the positioning block is inserted into the positioning groove.

5. The dual-purpose kitchen water purification faucet of claim 1, wherein the water mixing valve core is provided with a through hole, the through hole penetrates through the water mixing valve core along the vertical direction, the through hole is communicated with the water purification water inlet channel and the water purification water outlet channel, a sealing plug assembly is arranged in the through hole, a first water purification channel and a second water purification channel are arranged in the sealing plug assembly, a blocking part is arranged in the sealing plug assembly and used for blocking the first water purification channel and the second water purification channel, an outlet is arranged at the top of the sealing plug assembly, an inlet is arranged at the bottom of the sealing plug assembly, the outlet is communicated with the first water purification channel, the inlet is communicated with the second water purification channel, a first water through hole and a second water through hole are arranged on the peripheral wall of the sealing plug assembly, the first water through hole is communicated with the water purification water outlet channel and the first water purification channel, and the second water purification channel are communicated with the water purification water inlet channel and the second water purification channel.

6. The dual-purpose kitchen and water faucet of claim 5, wherein the sealing plug assembly is sleeved with a first sealing ring, and the first sealing ring is abutted with the inner peripheral wall of the through hole so as to prevent the water inlet channel from being communicated with the water outlet channel through the through hole.

7. The dual-purpose kitchen water purification faucet of claim 5, wherein the water purification water outlet channel is located above the water purification water inlet channel, the sealing plug assembly is sleeved with a second sealing ring and a third sealing ring, the second sealing ring is located above the water purification water outlet channel, the second sealing ring is abutted with the inner peripheral wall of the through hole to prevent the water purification water outlet channel from being directly communicated with the outside, the third sealing ring is located below the water purification water inlet channel, and the third sealing ring is abutted with the inner peripheral wall of the through hole to prevent the water purification water inlet channel from being directly communicated with the outside.

8. The dual-purpose kitchen and water-purifying faucet according to claim 5, wherein a connecting nozzle is arranged at the outlet or inlet of the sealing plug assembly, the connecting nozzle is in a conical structure, and the connecting nozzle is used for being connected with a water purifying pipe.

9. The dual-purpose kitchen and water faucet of claim 5, wherein the dual-purpose kitchen and water faucet includes a mixing water pipe and a water purifying pipe, the mixing water pipe is sleeved on the water purifying pipe, the bottom of the water purifying pipe is communicated with the outlet of the sealing plug assembly, the housing includes a third cylindrical portion, the third cylindrical portion extends upwards, the third cylindrical portion is provided with a third opening, the third opening is provided with a thread structure, and the mixing water pipe is connected with the thread structure.

10. The dual-purpose kitchen and water purification faucet according to claim 1, wherein a first positioning portion is provided on an inner peripheral wall of the first cylindrical portion, a second positioning portion is provided on an outer peripheral wall of the water mixing valve core, and the first positioning portion abuts against the second positioning portion.