CN111043353A

CN111043353A - Multifunctional valve core

Info

Publication number: CN111043353A
Application number: CN201911231084.9A
Authority: CN
Inventors: 甄永宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-04-21

Abstract

The invention discloses a multifunctional valve core, wherein a third mixed water outlet is arranged on the side surface of a valve body, a cold water inlet hole and a hot water inlet hole are partially covered by a movable sheet, so that water can be discharged from the third mixed water outlet, the cold water inlet hole and the hot water inlet hole are simultaneously communicated with two mixed water holes on a static sheet through a water passing groove or a water passing hole formed in the movable sheet, so that water can be discharged from a first mixed water outlet and a second mixed water outlet, and the switching of three mixed water outlets can be completed through one valve core; the movable sheet can be limited to slide towards the second mixed water outlet, so that the second mixed water outlet can not discharge water, and only two mixed water outlets are switched; the outflow position of water can be changed without additionally arranging a reversing valve, and the outflow temperature is kept unchanged when switching is carried out among different water outlets; simultaneously through changing the basin or crossing the overlapping area of water hole and cold inlet opening and hot inlet opening and can be in the in-process real-time regulation temperature that rivers go out, possess and adjust cold and hot function, still and rotor simple structure, the stable performance is favorable to mass production.

Description

Multifunctional valve core

Technical Field

The invention relates to the technical field of household bathroom accessories, in particular to a multifunctional valve core.

Background

Current case comprises valve body, base, rotor, stator and valve rod etc. usually, and the base setting is at the valve body lower extreme, and rotor and stator setting are inside the valve body, and the valve body is stretched out to the operation end of valve rod, and its theory of operation is: the valve rod controls the movable plate to move and/or rotate, and the movable plate controls the size of the water inlet on the static plate, so that the control and the on-off of the water flow are realized.

However, the existing valve core can only control one water outlet, the channel flow path controlled by the moving plate is single, the switching function of the valve core to the passage is single, and a reversing valve core needs to be additionally arranged when the valve core is used on a water faucet, so that the structure of the faucet is complex, the size is large, the cost is high, and the operation is inconvenient.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the multifunctional valve core provided by the invention has the advantages that the reversing structure is simple, the multiple water outlets can be controlled, the performance is stable, the outlet water temperature is kept unchanged when different water outlets are switched, and the water temperature can be continuously adjusted in the outlet water process.

The multifunctional valve core comprises a valve body and a base fixedly connected to the lower end of the valve body, a valve core cavity defined by the valve body and the base is internally provided with a static sheet connected with the base and a movable sheet contacted with the static sheet, one end of the movable sheet is connected with a valve rod penetrating through the valve body, the movable sheet is driven by the valve rod to move relative to the static sheet, and the side surface of the valve body is provided with a third mixed water outlet;

the base is provided with a cold water inlet, a hot water inlet, a first mixed water outlet and a second mixed water outlet which are mutually independent, the cold water inlet and the hot water inlet are arranged on the same circumferential line and are close to each other, and the first mixed water outlet and the second mixed water outlet are arranged on one side of the cold water inlet and the hot water inlet; a fourth mixed water outlet communicated with the third mixed water outlet is formed in the side wall of the base;

the static sheet is provided with a cold water inlet hole, a hot water inlet hole, a first water mixing hole and a second water mixing hole which are respectively and correspondingly communicated with the cold water inlet, the hot water inlet, the first water mixing outlet and the second water mixing outlet;

the bottom surface of the moving plate is provided with a first water through hole and a second water through hole, the moving plate is provided with a water through groove communicated with the first water through hole and the second water through hole, and the width of the first water through hole is larger than that of the cold water inlet hole and the hot water inlet hole;

the movable plate moves, and when the first mixed water outlet discharges water, the first water passing hole is communicated with the cold water inlet hole, the hot water inlet hole and the first water mixing hole; when the second mixed water outlet discharges water, the second water passing hole is communicated with the second mixed water hole, and meanwhile, the first water passing hole is communicated with the cold water inlet hole and the hot water inlet hole; when the third mixed water outlet discharges water, the moving sheet partially covers the cold water inlet hole and the hot water inlet hole.

According to the multifunctional valve core provided by the embodiment of the invention, the third mixed water outlet is arranged on the side surface of the valve body, the cold water inlet hole and the hot water inlet hole are partially covered by the movable sheet, so that water can be discharged from the third mixed water outlet, the cold water inlet hole and the hot water inlet hole are simultaneously communicated with the two mixed water holes on the static sheet through the water passing groove or the water passing hole formed in the movable sheet, so that water can be discharged from the first mixed water outlet and the second mixed water outlet, and the three mixed water outlets can be switched through one valve core; the movable sheet can be limited to slide towards the second mixed water outlet, so that the second mixed water outlet can not discharge water, and only two mixed water outlets are switched; the outflow position of water can be changed without additionally arranging a reversing valve, and the outflow temperature is kept unchanged when switching is carried out among different water outlets; simultaneously through changing the basin or crossing the overlapping area of water hole and cold inlet opening and hot inlet opening and can be in the in-process real-time regulation temperature that rivers go out, possess and adjust cold and hot function, still and rotor simple structure, the stable performance is favorable to mass production.

According to some embodiments of the invention, the water passing groove is arranged on the top surface of the rotor plate, and the first water passing hole and the second water passing hole are respectively arranged at two ends of the water passing groove.

According to some embodiments of the invention, a valve sleeve which can rotate relative to the valve body is installed at the upper end of the valve core cavity, a sliding disc which can slide relative to the valve sleeve is connected to the lower end of the valve sleeve, a sealing sleeve and a supporting sleeve for supporting the sealing sleeve are arranged in a cavity between the sliding disc and the valve sleeve, the lower end of the valve rod penetrates through the valve sleeve, the sealing sleeve and the supporting sleeve to be clamped with the upper end of the sliding disc, the valve rod is hinged with the valve sleeve, and a movable sheet is clamped at the lower end of the sliding disc.

According to some embodiments of the invention, the valve stem is provided with a spherical sealing portion which is matched and sealed with the inner wall of the sealing sleeve.

According to some embodiments of the invention, the lower end of the sliding disc is provided with a clamping portion matched with the clamping groove of the moving plate, and a second sealing ring is arranged between the sliding disc and the moving plate.

According to some embodiments of the invention, a positioning mechanism is arranged between the valve sleeve and the sliding disc, the positioning mechanism comprises a positioning bar, the positioning bar comprises a free end, the sliding disc comprises a sliding part, and four notches which are matched and connected with the free end to position the sliding disc are arranged on the sliding part in parallel.

According to some embodiments of the invention, the positioning mechanism comprises an elastic strip, the positioning strip comprises a guide end, the elastic strip penetrates through the guide end, two ends of the elastic strip are fixedly connected to the inner side of the valve sleeve, and the valve sleeve is provided with a guide groove matched with the guide end.

According to some embodiments of the invention, the cold water inlet hole, the hot water inlet hole, the first water mixing hole and the second water mixing hole are concentric arc-shaped holes, and the edge of the moving plate is provided with arc-shaped notches corresponding to the cold water inlet hole and the hot water inlet hole.

According to some embodiments of the invention, the fixed sheet is provided with a positioning groove, the base is provided with a positioning column, and the fixed sheet is clamped into the positioning groove through the positioning column for positioning.

According to some embodiments of the invention, the valve rod is provided with a limiting protrusion for limiting the sliding of the movable blade towards the second mixed water outlet.

Additional aspects and advantages of the invention 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 invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an exploded view of the overall structure of a three-function valve cartridge in an embodiment of the present invention;

FIG. 2 is a sectional view of the overall construction of a three-function cartridge in an embodiment of the invention;

fig. 3 is a schematic structural view of a valve sleeve in an embodiment of the present invention;

FIG. 4 is a schematic view of the structure of a sliding disk in an embodiment of the present invention;

FIG. 5 is a schematic illustration of the construction of a valve stem in an embodiment of the present invention;

figure 6 is a schematic view of the construction of the gland in an embodiment of the invention;

FIG. 7 is a schematic structural view of a support sleeve in an embodiment of the present invention;

FIG. 8 is a schematic structural view of a valve body in an embodiment of the invention;

fig. 9 to 11 are a schematic view, a plan view and a sectional view of a base structure of an embodiment of the present invention;

FIGS. 12-14 are schematic, top and cross-sectional views of a stator plate configuration of an embodiment of the present invention;

FIGS. 15 to 17 are a schematic view, a plan view and a sectional view of a rotor according to an embodiment of the present invention;

FIGS. 18-21 are schematic views of the operation of the valve stem and the mating of the moving and stationary plates (shown in phantom) of the valve cartridge in a first state in accordance with an embodiment of the present invention;

FIGS. 22-25 are schematic views of the operation of the valve stem and the mating of the moving and stationary plates (shown in phantom) of the valve cartridge in the second state in accordance with the embodiment of the present invention;

FIGS. 26-29 are schematic views of the operation of the valve stem and the engagement of the moving and stationary plates (shown in phantom) in the third state of the valve cartridge in accordance with embodiments of the present invention;

FIGS. 30-31 are schematic views of the valve stem in a closed position and the engagement of the moving plate and the stationary plate (shown in phantom) in accordance with an embodiment of the present invention;

FIG. 32 is a cross-sectional view of the overall construction of a two-function valve cartridge in an embodiment of the present invention;

a valve body 100, a positioning hole 101, a baffle groove 102, a third mixed water outlet 103,

A valve rod 200, a ball-shaped sealing part 201, a first through hole 202, a limit bulge 203,

A valve sleeve 300, a guide groove 301, a sliding groove 302, an arc-shaped surface 303, a first sealing ring 304,

A pin shaft 400,

A positioning mechanism 500, an elastic strip 501, a positioning strip 502, a guide end 5021, a free end 5022,

A sealing sleeve 600, an annular concave surface 601, a second through hole 602, a notch groove 603,

A support sleeve 700, a third through hole 701,

A sliding disk 800, a sliding part 801, a clamping part 802, a notch 8011,

A second sealing ring 900,

The rotor 110, the first water hole 1101, the second water hole 1102, the water passing groove 1103, the clamping groove 1104,

The static sheet 120, the first water mixing hole 1201, the second water mixing hole 1202, the cold water inlet hole 1203, the hot water inlet hole 1204, the positioning groove 1205,

An upper seal 130,

The base 140, the cold water inlet 1401, the hot water inlet 1402, the first mixed water outlet 1403, the second mixed water outlet 1404, the positioning protrusion 1405, the baffle 1406, the positioning column 1407, the fourth mixed water outlet 1408,

And a lower gasket 150.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

The invention provides a multifunctional valve core, which solves the problem that an electric heating clothes drying device in the prior art is inconvenient to assemble and disassemble.

The multifunctional valve core of the invention is described in detail in the following with reference to the preferred examples and the accompanying drawings.

The structure of the multifunctional valve core of the embodiment of the invention is shown in fig. 1 to fig. 2, and comprises a valve body 100 and a base 140 fixedly connected to the lower end of the valve body 100, a valve sleeve 300 capable of rotating relative to the valve body 100 is installed at the upper end of a valve core cavity enclosed by the valve body 100 and the base 140, and a first sealing ring 304 is arranged between the valve sleeve 300 and the valve body 100. The lower end of the valve sleeve 300 is connected with a sliding disc 800 which can slide relative to the valve sleeve 300, a sealing sleeve 600 and a supporting sleeve 700 for supporting the sealing sleeve 600 are arranged in a cavity between the sliding disc 800 and the valve sleeve 300, the lower end of the valve rod 200 sequentially penetrates through the valve sleeve 300, the sealing sleeve 600 and the supporting sleeve 700 to be clamped with the upper end of the sliding disc 800, the valve rod 200 is hinged with the valve sleeve 300 through a pin shaft 400, the lower end of the sliding disc 800 is clamped with a movable plate 110, a base 140 is connected with a static plate 120, and the movable plate 110 is in close. An upper sealing gasket 130 is arranged between the stator 120 and the base 140, and a hole formed in the upper sealing gasket 130 corresponds to a hole formed in the base 140; a lower sealing gasket 150 is arranged between the base 140 and the water inlet pipeline, and a hole formed in the lower sealing gasket 150 corresponds to a hole formed in the base 140. The valve rod 200 drives the sliding disc 800 to slide so as to drive the movable plate 110 to move relative to the fixed plate 120, so that different mixed water outlet water is realized.

In a further embodiment of the present invention, referring to fig. 2 to 4, the valve sleeve 300 is a cavity structure, the positioning mechanism 500 is disposed between the valve sleeve 300 and the sliding disk 800, the positioning mechanism 500 is symmetrically disposed on both sides of the sliding disk 800, the positioning mechanism 500 includes an elastic strip 501 and a positioning strip 502, the positioning strip 502 includes a guiding end 5021 and a free end 5022, the elastic strip 501 passes through the guiding end 5021, both ends are fixedly connected to the inner side of the valve sleeve 300, a guiding groove 301 matched with the guiding end 5021 is disposed at a position corresponding to the positioning strip 502 at both ends of the bottom of the valve sleeve 300, and the elastic strip 501 is matched with the guiding groove 301 to fix the positioning strip 502, so that the positioning strip 502 is always stationary relative to the valve sleeve 300.

In a further embodiment of the present invention, referring to fig. 2 to 4, the sliding disk 800 includes a sliding portion 801 and a clamping portion 802, and the bottom of the valve housing 300 is provided with a sliding groove 302 matching with the sliding portion 801 in shape, so that the sliding disk 800 can slide relative to the valve housing 300 under the action of the valve rod 200 and rotate along with the valve housing 300. Wherein, the guide slot 301 passes through the sliding slot 302. The sliding portion 801 is symmetrically provided with four notches 8011 in parallel at two sides, the four notches 8011 are connected with the free end 5022 in a matching manner, one corresponds to the closed state of the valve core, the other three notches correspond to the first water mixing hole 1201, the second water mixing hole 1202 and the third water mixing outlet 103 respectively, the sliding disc 800 is clamped into the notches 8011 for positioning through the free end 5022, and when the free end 5022 is clamped into different notches 8011, the sliding disc corresponds to different states of the valve core.

In a further embodiment of the present invention, as shown in fig. 2 to 4, the portion of the inner wall of valve housing 300 contacting support sleeve 700 is configured as an arcuate surface 303 matching the side surface of support sleeve 700.

In a further embodiment of the present invention, referring to fig. 5, a ball-shaped sealing portion 201 is disposed on the valve stem 200, a first through hole 202 is formed in the middle of the ball-shaped sealing portion 201 for the pin 400 to pass through, the pin 400 passes through the first through hole 202, and both ends of the pin 400 are connected to the valve housing 300. Referring to fig. 6, the middle of the sealing sleeve 600 is provided with a second through hole 602 for the lower end of the valve rod 200 to pass through; the inner wall of the sealing sleeve 600 is provided with an annular concave surface 601 which is matched and sealed with the spherical sealing part 201 of the valve rod 200; one end of the sealing sleeve 600 close to the pin shaft 400 is circumferentially and uniformly provided with two notch grooves 603 avoiding the pin shaft 400. Referring to fig. 7, a third through hole 701 through which the lower end of the valve stem 200 passes is formed at the middle portion of the support sleeve 700. In the present embodiment, the sealing sleeve 600 and the supporting sleeve 700 are disposed at the contact portion between the valve rod 200 and the valve housing 300, so that when water enters the valve core chamber above the rotor 110 and flows out from the mixed water outlet on the side of the valve body 100, water does not seep out from the contact portion between the valve rod 200 and the valve housing 300, thereby avoiding waste of water resources.

In a further embodiment of the present invention, referring to fig. 8 and 9, the base 140 has baffles 1406 uniformly extending in a circumferential direction on a side facing the valve body 100, the valve body 100 has a blocking groove 102 matching with the baffles 1406, and the base 140 is inserted into the blocking groove 102 through the baffles 1406 and positioned with the valve body 100. Two positioning protrusions 1405 are uniformly distributed on one side of the base 140 facing the valve body 100 in the circumferential direction, the two positioning protrusions 1405 are located on two sides of the baffle 1406 in the circumferential direction, positioning holes 101 matched with the positioning protrusions 1405 are formed in positions, corresponding to the positioning protrusions 1405, of the side wall of the valve body 100, and the base 140 is embedded into the positioning holes 101 through the positioning protrusions 1405 and clamped with the valve body 100.

In a further embodiment of the present invention, referring to fig. 8, a third mixed water outlet 103 is formed on a side surface of the valve body 100, and the third mixed water outlet 103 is disposed above the positioning hole 101. When water enters the valve core chamber above the rotor 110, the water can flow out of the third mixed water outlet 103.

In a further embodiment of the present invention, referring to fig. 9, the base 140 is further provided with positioning pillars 1407 for connecting with the still film 120, and a positioning pillar 1407 is provided between each positioning protrusion 1405 and the baffle 1406.

In a further embodiment of the present invention, referring to fig. 10 and 11, the base 140 is provided with a cold water inlet 1401, a hot water inlet 1402, a first mixed water outlet 1403, and a second mixed water outlet 1404, which are independent from each other, the cold water inlet 1401 and the hot water inlet 1402 are arranged on the same circumferential line and are close to each other, the first mixed water outlet 1403 and the second mixed water outlet 1404 are arranged at one side of the cold water inlet 1401 and the hot water inlet 1402, the first mixed water outlet 1403 is arranged at the center of the base 140, and the cold water inlet 1401, the hot water inlet 1402, and the second mixed water outlet 1404 surround the first mixed water outlet 1403. The side wall of the base 140 is further opened with a fourth mixing outlet 1408 communicated with the third mixing outlet 103. When water enters the valve core chamber above the rotor 110, water can flow out of the third mixed water outlet 103 and the fourth mixed water outlet 1408.

In a further embodiment of the present invention, referring to fig. 12 to 14, the stator 120 is provided with a cold water inlet 1203, a hot water inlet 1402, a first water mixing outlet 1403, and a second water mixing outlet 1404, which are respectively and correspondingly communicated with and independent of the cold water inlet 1203, the hot water inlet 1204, the first water mixing hole 1201, and the second water mixing hole 1202, wherein the cold water inlet 1203, the hot water inlet 1204, the first water mixing hole 1201, and the second water mixing hole 1202 are all concentric arc-shaped holes. The side circumference of the still 120 is provided with a plurality of positioning grooves 1205 matched with the positioning columns 1407 on the base 140, and the still 120 is clamped and positioned with the base 140 by the positioning columns 1407 being clamped into the positioning grooves 1205.

In a further embodiment of the present invention, referring to fig. 15 to 17, a first water passing hole 1101 and a second water passing hole 1102 are disposed on a bottom surface of the rotor 110, a water passing groove 1103 communicating the first water passing hole 1101 and the second water passing hole 1102 is disposed on a top surface of the rotor 110, the first water passing hole 1101 and the second water passing hole 1102 are disposed at two ends of the water passing groove 1103, the first water passing hole 1101 is wider than the cold water inlet hole 1203 and the hot water inlet hole 1204, and an arc notch corresponding to the cold water inlet hole 1203 and the hot water inlet hole 1204 is disposed on an edge of the rotor 110. The upper end of the side surface of the rotor 110 is provided with a clamping groove 1104 matched with the clamping portion 802 of the sliding disc 800, and the rotor 110 is clamped into the clamping groove 1104 through the clamping portion 802 to be clamped with the sliding disc 800. A second sealing ring 900 is further disposed between the sliding disk 800 and the rotor plate 110.

The movable plate 110 moves linearly relative to the stationary plate 120 along with the sliding disk 800 when the valve rod 200 is shifted in pitch, and four states are formed. Referring to fig. 18 to 21, in the first state, the first water passing hole 1101 communicates with the cold water inlet hole 1203, the hot water inlet hole 1204 and the first water mixing hole 1201, and the first water mixing hole 1201 outputs water, that is, the first water mixing outlet 1403 outputs water; referring to fig. 22 to 25, in the second state, the second water passing hole 1102 is communicated with the second water mixing hole 1202, the first water passing hole 1101 is communicated with the cold water inlet hole 1203 and the hot water inlet hole 1204, and the second water mixing hole 1202 outputs water, that is, the second water mixing outlet 1404 outputs water; referring to fig. 26 to 29, in the third state, the moving plate 110 partially covers the cold water inlet 1203 and the hot water inlet 1204, and the third mixed water outlet 103 discharges water; referring to fig. 30 to 31, in the fourth state, the moving plate 110 covers the cold water inlet 1203 and the hot water inlet 1204, and the first water passing hole 1101 and the second water passing hole 1102 are staggered from the cold water inlet 1203 and the hot water inlet 1204 to close the water path. The movable plate 110 rotates relative to the fixed plate 120 when the sliding disc 800 is toggled by the rotation of the valve rod 200 to adjust the water flowing areas of the cold water inlet hole 1203 and the hot water inlet hole 1204, so as to adjust the water temperature of mixed water.

The working process is as follows:

when the positioning bar 502 sounds, the free end 5022 is clamped into the notch 8011 in the corresponding first state, the first water passing hole 1101 is communicated with the cold water inlet hole 1203, the hot water inlet hole 1204 and the first water mixing hole 1201, and water flows out of the first water mixing hole 1201, namely water flows out of the first water mixing outlet 1403; the valve rod 200 is continuously dialed leftwards, the moving piece 110 is pushed to continuously slide rightwards, when the positioning bar 502 is heard again to make a sound, the free end 5022 is clamped into the notch 8011 in the corresponding second state at the moment, the second water passing hole 1102 is communicated with the second water mixing hole 1202, meanwhile, the first water passing hole 1101 is communicated with the cold water inlet hole 1203 and the hot water inlet hole 1204, and the second water mixing hole 1202 outputs water, namely the second water mixing outlet 1404 outputs water.

At this time, the valve rod 200 is continuously dialed to the right twice, the moving piece 110 is pushed to slide to the left, when the sound of the positioning bar 502 is heard for the second time, the free end 5022 is reset into the notch 8011 corresponding to the closed state, and the water path is closed.

Continuing to dial the valve stem 200 to the right, the moving piece 110 is pushed to slide to the left, and when the positioning bar 502 is heard to make a sound again, the free end 5022 is clamped into the notch 8011 in the corresponding third state, and the moving piece 110 partially covers the cold water inlet hole 1203, the hot water inlet hole 1204, the third mixed water outlet 103 and the fourth mixed water outlet 1408 to discharge water. In actual use, a user can select the third mixed water outlet 103 or the fourth mixed water outlet 1408 to discharge water according to the installation position of the faucet.

At this time, the valve rod 200 is moved leftwards, the moving plate 110 is pushed to slide rightwards, and the water path is closed.

The valve rod 200 is rotated in the first, second and third states of the valve core to drive the rotor plate 110 to rotate together, so as to control the water inlet ratio of cold water and hot water and adjust the water outlet temperature.

In other embodiments, referring to fig. 32, the valve rod 200 is provided with a limiting protrusion 203 for limiting the sliding of the moving blade 110 towards the second mixed water outlet 1404, that is, the second mixed water outlet 1404 cannot discharge water, and only two mixed water outlets are switched to be used as a two-function valve core.

The present embodiment has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. The utility model provides a multifunctional valve core, includes valve body and the base of fixed connection in the valve body lower extreme, the valve core intracavity that the valve body encloses with the base be provided with the still of being connected with the base and with the rotor of still contact, rotor one end is connected with the valve rod that passes the valve body, the rotor is driven by the valve rod and relative still motion, its characterized in that:

a third mixed water outlet is formed in the side face of the valve body;

2. The multi-function valve cartridge of claim 1, wherein: the water passing groove is formed in the top surface of the moving plate, and the first water passing hole and the second water passing hole are respectively formed in two ends of the water passing groove.

3. The multi-function valve cartridge of claim 1, wherein: the valve comprises a valve body, a valve core cavity, a valve sleeve, a valve rod, a valve sleeve, a supporting sleeve and a movable sheet, wherein the valve sleeve is arranged at the upper end of the valve core cavity and can rotate relative to the valve body, the lower end of the valve sleeve is connected with a sliding disc which can slide relative to the valve sleeve, a sealing sleeve and the supporting sleeve for supporting the sealing sleeve are arranged in a cavity between the sliding disc and the valve sleeve, the lower end of the valve rod penetrates through the valve sleeve, the sealing sleeve and the supporting sleeve to be clamped with the.

4. A multi-function valve cartridge as defined in claim 3, wherein: and the valve rod is provided with a spherical sealing part which is matched and sealed with the inner wall of the sealing sleeve.

5. A multi-function valve cartridge as defined in claim 3, wherein: the sliding disc lower extreme be provided with the joint portion that the joint groove of rotor matches, the sliding disc with be provided with the second sealing washer between the rotor.

6. A multi-function valve cartridge as defined in claim 3, wherein: the valve sleeve with be provided with the positioning mechanism between the sliding tray, the positioning mechanism includes the location strip, the location strip includes the free end, the sliding tray includes the sliding part, set up side by side on the sliding part four with the free end connects in marriage the notch that connects in order to fix a position the sliding tray.

7. The multi-function valve cartridge of claim 6, wherein: the positioning mechanism comprises an elastic strip, the positioning strip comprises a guide end, the elastic strip penetrates through the guide end, two ends of the elastic strip are fixedly connected to the inner side of the valve sleeve, and a guide groove matched with the guide end is formed in the valve sleeve.

8. The multi-function valve cartridge of claim 1, wherein: the cold water inlet hole, the hot water inlet hole, the first water mixing hole and the second water mixing hole are concentric arc-shaped holes, and arc-shaped notches corresponding to the cold water inlet hole and the hot water inlet hole are formed in the edge of the moving plate.

9. The multi-function valve cartridge of claim 1, wherein: the still is provided with the constant head tank on, be provided with the reference column on the base, the still passes through the reference column card is gone into the constant head tank location.

10. The multi-function valve cartridge of claim 1, wherein: and the valve rod is provided with a limiting bulge for limiting the movable sheet to slide towards the direction of the second mixed water outlet.