CN214662236U - Waterway switcher - Google Patents

Abstract

A waterway switcher comprises a shell, a static valve core and a dynamic valve core, wherein the static valve core and the dynamic valve core are arranged in the shell; the shell is provided with a water inlet and a first water outlet, and the static valve core is provided with a second water outlet exposed outside the shell; a water inlet flow channel communicated with the water inlet is arranged in the static valve core, a first water outlet cavity communicated with the second water outlet is formed between the static valve core and the movable valve core, a second water outlet cavity communicated with the first water outlet is formed between the movable valve core and the shell, and a communication hole communicated with the water inlet flow channel and the first water outlet cavity is further formed in the static valve core; the movable valve core can rotate under the action of external force, and is arranged to communicate the communicating hole with the second water outlet cavity when the movable valve core rotates to a first position and to avoid the communicating hole when the movable valve core rotates to a second position. The utility model discloses water route switch can realize the switching of two kinds of water modes, is favorable to simplifying the structure.

Description

Waterway switcher

Technical Field

The utility model relates to a water route switch.

Background

In recent years, water purifiers become the most potential products in the field of household appliances, and primary filtration and microfiltration water purification products, such as tap water purifiers, are popular with consumers due to the fact that the installation is simple, the cost is low, the price of a single product is low, and meanwhile, the filtration effect can be intuitively felt. The water outlet mode of the tap water purifier is divided into raw water and purified water, and the two water outlet modes can be switched by switching the internal valve core. The valve core structure of some faucet water purifiers can be of the following types: 1. the spring is matched with the water stop valve structure, and the water path is switched by utilizing the spring to be matched with the water stop valve structure, so that the structure is complex and the water leakage risk is high; 2. the ceramic valve plate structure is used for switching the water channel, the structure is complex, and the cost is high.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a water route switch can realize the switching of two kinds of water modes, is favorable to simplifying the structure.

The waterway switcher of the embodiment of the utility model comprises a shell, a static valve core and a dynamic valve core which are arranged in the shell; the shell is provided with a water inlet and a first water outlet, and the static valve core is provided with a second water outlet exposed outside the shell; a water inlet flow channel communicated with the water inlet is arranged in the static valve core, a first water outlet cavity communicated with the second water outlet is formed between the static valve core and the movable valve core, a second water outlet cavity communicated with the first water outlet is formed between the movable valve core and the shell, and a communication hole communicated with the water inlet flow channel and the first water outlet cavity is further formed in the static valve core; the static valve core comprises a ring sleeve and a partition plate arranged in the ring sleeve, the water inlet flow channel is arranged at the first end in the ring sleeve, the movable valve core is rotatably arranged at the second end in the ring sleeve, the first water outlet cavity is formed between the movable valve core and the partition plate, the ring sleeve is provided with the second water outlet, and the partition plate is provided with the communicating hole; the movable valve core can rotate under the action of external force, and is arranged to communicate the communicating hole with the second water outlet cavity when the movable valve core rotates to a first position and to avoid the communicating hole when the movable valve core rotates to a second position.

Optionally, a connecting pipe is arranged on the movable valve core, and a first end of the connecting pipe is communicated with the second water outlet cavity; when the movable valve core rotates to the first position, the second end of the connecting pipe is communicated with the communicating hole, and when the movable valve core rotates to the second position, the second end of the connecting pipe avoids the communicating hole.

Optionally, the water inlet is arranged at a first end of the shell, the first water outlet is arranged at a second end of the shell, and a first annular rib is arranged at the second end of the shell around the first water outlet;

the movable valve element comprises a cylinder body and an end cover arranged at the first end of the cylinder body, the first end of the cylinder body is positioned in the ring sleeve and is in rotating fit with the circumferential inner wall of the ring sleeve, and a first sealing ring in sealing fit with the circumferential inner wall of the ring sleeve is arranged on the outer wall of the first end of the cylinder body; the second end of the cylinder body is in rotating fit with the circumferential inner wall of the first annular convex rib, and a second sealing ring in sealing fit with the circumferential inner wall of the first annular convex rib is arranged on the outer wall of the second end of the cylinder body;

the second water outlet cavity is formed between the interior of the cylinder and the second end of the shell, and the connecting pipe is arranged on the outer side face of the end cover.

Optionally, the waterway switcher further includes a driving member connected to the movable valve element to drive the movable valve element to rotate, the driving member includes a connecting portion connected to the barrel and an operating portion connected to the connecting portion, the operating portion extends out of an opening provided in the housing, and the operating portion can be toggled back and forth to rotate the movable valve element in a corresponding direction.

Optionally, when the movable valve core rotates to the first position, the operating part abuts against one end of the opening, and when the movable valve core rotates to the second position, the operating part abuts against the other end of the opening;

or/and a clamping block is arranged on the outer wall of the barrel, a first limiting block and a second limiting block are arranged on the circumferential inner wall of the ring sleeve, when the movable valve core rotates to the first position along the first direction, the clamping block is abutted against the first limiting block to limit the movable valve core to continue to rotate along the first direction, and when the movable valve core rotates to the second position along the direction opposite to the first direction, the clamping block is abutted against the second limiting block to limit the movable valve core to continue to rotate along the direction opposite to the first direction.

Optionally, the connecting part comprises a sleeve ring sleeved outside the cylinder and connected with the cylinder;

the connecting part further comprises a first sliding part connected with the lantern ring, and the first sliding part is in sliding fit with the circumferential inner wall of the shell; and the connecting part further comprises a second sliding part connected with the lantern ring, and the second sliding part is in sliding fit with the circumferential outer wall of the first annular convex rib.

Optionally, a second annular convex rib and a support rib are arranged on the side surface of the partition plate facing the water inlet, the inner part of the second annular convex rib is communicated with the water inlet, and the support rib is positioned in an annular space between the second annular convex rib and the ring sleeve;

the communicating hole is positioned on the part of the partition plate corresponding to the annular space, and the second annular convex rib is provided with a water passing port communicated with the annular space.

Optionally, be equipped with the mounting hole on the casing, the water route switch is still including supporting on the terminal surface of the protruding muscle of second annular with sealed the pad on the brace rod, and locate in the mounting hole and form the adapter of water inlet, the one end butt of adapter is in on the sealed pad, the adapter passes through the centre bore that sets up on the sealed pad with the inside intercommunication of the protruding muscle of second annular.

Optionally, a fixed sleeve is arranged on the movable valve element, an elastic part and a marble are arranged in the fixed sleeve, the marble abuts against the side surface of the partition plate facing the first water outlet under the elastic force of the elastic part, and a first limiting groove and a second limiting groove are arranged on the side surface of the partition plate facing the first water outlet;

when the movable valve core rotates to the first position, the marble slides into the first limiting groove, and when the movable valve core rotates to the second position, the marble slides into the second limiting groove.

Optionally, the waterway switcher further includes a sealing sleeve sleeved outside the connection pipe, and one end of the sealing sleeve abuts against a side surface of the partition plate facing the second end of the ring sleeve.

Has the advantages that:

1. the utility model discloses water route switch sets up quiet case and movable valve element in the casing, movable valve element respectively with quiet case and casing between form the play water cavity of the different delivery ports of intercommunication to set up the intercommunicating pore that feeds through water inlet channel and first play water cavity on quiet case, can go out water cavity or avoid the intercommunicating pore with intercommunicating pore and second through the rotation of movable valve element, can realize two kinds of water modes from this, compare in some water route switches that adopt stagnant water valve or ceramic valve block isotructure, be favorable to reduce cost, simplify the structure.

2. The movable valve element is of a cylinder structure with one closed end and is rotatably arranged in the ring sleeve of the static valve element, the open end of the cylinder of the movable valve element is in running fit with the circumferential inner wall of the first annular convex rib arranged at one end in the shell, two sealing rings which are respectively in sealing fit with the circumferential inner wall of the ring sleeve of the static valve element and the circumferential inner wall of the first annular convex rib are arranged on the outer wall of the cylinder of the movable valve element, and a sealing sleeve is sleeved on the connecting pipe of the movable valve element.

3. The movable valve element is sleeved in the static valve element, the driving element is sleeved on the outer side of the movable valve element through the sleeve ring, the driving rib is provided with an operation part extending out of the shell, and the static valve element, the movable valve element and the driving element are simple in assembly structure and convenient to assemble and disassemble.

4. Through the cooperation of the opening that the operating portion that supplies the driving piece to stretch out and the operating portion that sets up on the casing, perhaps through the cooperation of the fixture block on the movable valve core and the first stopper and the second stopper on the quiet valve core, like this, can realize movable valve core turned position's spacing, and simple structure. Through the elastic part and the marble arranged on the movable valve core and the matching of the marble and the first limit groove and the second limit groove on the partition plate of the static valve core, the movable valve core can feel and make a sound when rotating in place, and a prompt effect is achieved.

5. The bottom and the lateral part of the waterway switcher are respectively provided with a first water outlet and a second water outlet, and the operating part is toggled to drive the movable valve core to rotate to different positions to realize different water outlet modes, so that the waterway is convenient to switch, and the water outlet modes can be visually displayed.

Drawings

The accompanying drawings are included to provide a further understanding of the technical solutions of the present invention, and are incorporated in and constitute a part of this specification, together with the embodiments of the present invention for explaining the technical solutions of the present invention, and do not constitute a limitation on the technical solutions of the present invention.

Fig. 1 is an exploded view of a waterway switcher according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the waterway switcher of FIG. 1 when the movable valve core is rotated to a first position;

FIG. 3a is a schematic cross-sectional view of the waterway switcher of FIG. 1 when the movable valve core is rotated to a second position;

FIG. 3b is a schematic cross-sectional view of the waterway switcher of FIG. 1, when the movable valve core is rotated to a second position;

FIG. 4a is a schematic view of the static valve core of the waterway switcher of FIG. 1 with the connecting sleeve removed;

FIG. 4b is a schematic structural view of the stationary valve core of the waterway switcher of FIG. 1 at another viewing angle after the connecting sleeve is removed;

fig. 5 is a schematic structural view of a connecting sleeve of a stationary valve core of the waterway switcher of fig. 1;

FIG. 6 is a schematic structural view of a movable valve core of the waterway switcher of FIG. 1;

FIG. 7 is a schematic view illustrating an assembly structure of a stationary valve core and a movable valve core of the waterway switcher of FIG. 1;

FIG. 8 is a schematic view of a connection portion of a driving member of the waterway switcher of FIG. 1;

FIG. 9 is a schematic view illustrating an assembly structure of a connection portion between a movable valve element and a driving member of the waterway switcher of FIG. 1;

FIG. 10 is a schematic structural view of a bottom cover of the housing of the waterway switcher of FIG. 1;

FIG. 11 is a schematic structural view of an upper cover of the housing of the waterway switcher of FIG. 1;

FIG. 12 is a schematic structural view of a top cover of the housing of the waterway switcher of FIG. 1;

the reference signs are:

1. the water inlet cover comprises a shell body, 101, a bottom cover, 1011, a first water outlet, 1012, a first annular convex rib, 1013, a buckle, 1014, an extension wall, 102, an upper cover, 1021, an opening, 1022, a clamping groove, 1023, a fixing column, 1024, a notch, 1025, an external thread, 103, a top cover, 1031 and a water inlet,

2. a static valve core 201, a ring sleeve 2011, a second water outlet 2012, a first limiting block 2013, a second limiting block 2014, a ring sleeve main body 2015, a connecting sleeve 2016, a convex rib 2017 and a fixed groove,

202. a clapboard, 2021, a communication hole, 2022, a second annular convex rib, 2023, a support rib, 2024, a water passing hole, 2025, a first limit groove, 2026, a second limit groove,

203. an annular limiting rib 2031 and a fixing groove,

3. a movable valve core 301, a cylinder body 3011, a fixture block 3012, a first sealing groove 3013, a second sealing groove 302, an end cover 303, a connecting pipe 304 and a fixed sleeve,

4. a first sealing ring 5, a second sealing ring,

6. a driving piece 601, a connecting part 6011, a lantern ring 6012, a first sliding part 6013, a second sliding part 6014, a clamping groove 602, an operation part,

7. a first sealing gasket 8, an elastic part 9, a marble 10, a sealing sleeve 11, a second sealing gasket,

100. a first water outlet cavity 200 and a second water outlet cavity.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention.

As shown in fig. 1, fig. 2, fig. 3a, and fig. 3b, an embodiment of the present invention provides a waterway switcher, which includes a housing 1, and a stationary valve element 2 and a movable valve element 3 disposed in the housing 1; a water inlet 1031 and a first water outlet 1011 are arranged on the shell 1, and a second water outlet 2011 exposed outside the shell 1 is arranged on the static valve core 2; a water inlet flow channel communicated with the water inlet 1031 is arranged in the static valve core 2, a first water outlet cavity 100 communicated with the second water outlet 2011 is formed between the static valve core 2 and the dynamic valve core 3, a second water outlet cavity 200 communicated with the first water outlet 1011 is formed between the dynamic valve core 3 and the shell 1, and a communication hole 2021 communicated with the water inlet flow channel and the first water outlet cavity 100 is further arranged on the static valve core 2; the static valve core 2 comprises a ring sleeve 201 and a partition plate 202 arranged in the ring sleeve 201, the water inlet channel is arranged at a first end in the ring sleeve 201, the movable valve core 3 is rotatably arranged at a second end in the ring sleeve 201, the first water outlet cavity 100 is formed between the movable valve core 3 and the partition plate 202, the ring sleeve 201 is provided with the second water outlet 2011, and the partition plate 202 is provided with the communication hole 2021; the movable valve element 3 is rotatable by an external force, and the movable valve element 3 is configured to communicate the communication hole 2021 with the second water outlet chamber 200 when rotated to a first position (a position shown in fig. 2), and configured to avoid the communication hole 2021 when rotated to a second position (a position shown in fig. 3a and 3 b).

The utility model discloses water route switch, set up quiet case 2 and movable valve element 3 in casing 1, movable valve element 3 respectively with quiet case 2 and casing 1 between form the play water cavity of the different delivery ports of intercommunication, and set up intercommunication influent stream way and the intercommunicating pore 2021 of first play water cavity 100 on quiet case 2, can go out water cavity 200 or avoid intercommunicating pore 2021 with intercommunicating pore 2021 and second through the rotation of movable valve element 3, can realize two kinds of water outlet methods from this, compare in some water route switches that adopt structures such as valve block, be favorable to reduce cost, simplify the structure.

As shown in fig. 2 and 3a, in some exemplary embodiments, a connecting tube 303 is disposed on the movable valve element 3, and a first end of the connecting tube 303 is communicated with the second water outlet chamber 200; when the movable valve element 3 rotates to the first position, the second end of the connection pipe 303 communicates with the communication hole 2021, and when the movable valve element 3 rotates to the second position, the second end of the connection pipe 303 avoids the communication hole 2021.

As shown in fig. 2, in an example of this embodiment, the first end of the housing 1 is provided with the water inlet 1031, the second end of the housing 1 is provided with the first water outlet 1011, and the second end inside the housing 1 is provided with a first annular rib 1012 surrounding the first water outlet 1011.

The movable valve core 3 comprises a cylinder body 301 and an end cover 302 arranged at the first end of the cylinder body 301, the first end of the cylinder body 301 is positioned in the ring sleeve 201 and is in rotating fit with the circumferential inner wall of the ring sleeve 201, and the outer wall of the first end of the cylinder body 301 is provided with a first sealing ring 4 which is in sealing fit with the circumferential inner wall of the ring sleeve 201; the second end of the cylinder 301 is rotatably matched with the circumferential inner wall of the first annular rib 1012, and a second sealing ring 5 which is in sealing fit with the circumferential inner wall of the first annular rib 1012 is arranged on the outer wall of the second end of the cylinder 301.

The second water outlet cavity 200 is formed between the inside of the cylinder 301 and the second end of the housing 1, and the connecting pipe 303 is arranged on the outer side surface of the end cover 302.

In this example, as shown in fig. 6, a first seal groove 3012 and a second seal groove 3013 may be provided on the circumferential outer wall of the movable spool 3. As shown in fig. 2, a first seal ring 4 and a second seal ring 5 are disposed in the first seal groove 3012 and the second seal groove 3013, respectively. The first sealing ring 4 can prevent the water in the first water outlet cavity 100 from leaking between the circumferential inner wall of the ring sleeve 201 and the circumferential outer wall of the movable valve core 3, and the second sealing ring 5 can prevent the water in the second water outlet cavity 200 from leaking between the circumferential inner wall of the first annular rib 1012 and the circumferential outer wall of the movable valve core 3.

In this example, as shown in fig. 2, the communication hole 2021 may be disposed off the center of the partition plate 202, and a first water outlet chamber 100 is formed between the end cap 302 of the movable valve element 3 and the partition plate 202 of the stationary valve element 2. The second water outlet 2011 is disposed on a portion of the collar 201 between the partition 202 and the end cap 302 of the movable valve element 3, and protrudes from an outer side surface of the collar 201 and is exposed outside the housing 1. The connection tube 303 is located in the first outlet chamber 100.

As shown in fig. 2, in some exemplary embodiments, the waterway switcher further includes a sealing sleeve 10 sleeved outside the connection pipe 303, and one end of the sealing sleeve 10 abuts against a side surface of the partition 202 facing the second end of the collar 201 (i.e., a side surface of the partition 202 facing the end cap 302). The sealing sleeve 10 plays a sealing role, when the movable valve core 3 rotates to the first position, the second end of the connecting pipe 303 is communicated with the communication hole 2021, and the sealing sleeve 10 can prevent water leakage at the joint of the communication hole 2021 and the connecting pipe 303. The material of the sealing sleeve 10 can be flexible material such as silica gel.

As shown in fig. 2 and 6, in some exemplary embodiments, a fixing sleeve 304 is disposed on the movable valve element 3, an elastic member 8 and a ball 9 are disposed in the fixing sleeve 304, and the ball 9 abuts against a side surface of the partition plate 202 facing the first water outlet 1011 under an elastic force of the elastic member 8. As shown in fig. 4b, a first stopper groove 2025 and a second stopper groove 2026 are disposed on the side surface of the partition plate 202 facing the first water outlet 1011. When the movable valve element 3 rotates to the first position, the marble 9 slides into the first limit groove 2025, and when the movable valve element 3 rotates to the second position, the marble 9 slides into the second limit groove 2026.

In one example of this embodiment, a fixing sleeve 304 may be disposed on the end cap 302 of the movable valve core 3, and both the fixing sleeve 304 and the connecting tube 303 are located in the first water outlet chamber 100 and are disposed off-center from the end cap 302. The elastic member 8 may be a spring, and the marble 9 may include a hemispherical head and a cylindrical body, the body of the marble 9 is clamped into the spring, and the head of the marble 9 abuts against the side of the partition plate 202 facing the first water outlet chamber 100 under the elastic force of the spring. The partition plate 202 is provided with a first limit groove 2025 and a second limit groove 2026, so that when the movable valve core 3 rotates to the first position or the second position to switch the waterway, the marble 9 can slide into the corresponding limit groove, has certain hand feeling and can generate a click sound to prompt the movable valve core 3 to rotate to the position.

As shown in fig. 3b, 8 and 9, in some exemplary embodiments, the waterway switcher further includes a driving member 6 connected to the movable valve core 3 to drive the movable valve core 3 to rotate, the driving member 6 includes a connecting portion 601 connected to the cylinder 301 and an operating portion 602 connected to the connecting portion 601, the operating portion 602 protrudes from an opening 1021 provided in the housing 1, and the operating portion 602 can be toggled to rotate the movable valve core 3 in a corresponding direction.

In an example of this embodiment, the connecting portion 601 includes a collar 6011 sleeved outside the cylinder 301 and connected to the cylinder 301. The collar 6011 is fitted over the portion of the barrel 301 that is outside the collar 201 of the stationary spool 2. The cylinder 301 and the collar 6011 may be connected in a snap-fit manner, for example, as shown in fig. 6 and 8, a clamping groove 6014 may be disposed on the collar 6011, and a clamping block 3011 clamped into the clamping groove 6014 is disposed on an outer circumferential wall of the cylinder 301, so that the operating portion 602 may be toggled to drive the movable valve core 3 to rotate through the collar 6011.

As shown in fig. 3b and 8, the connecting portion 601 may further include a first sliding portion 6012 connected to the collar 6011, wherein the first sliding portion 6012 is slidably engaged with the inner circumferential wall of the housing 1; or/and the connecting part 601 may further include a second sliding part 6013 connected to the collar 6011, where the second sliding part 6013 is in sliding fit with the circumferential outer wall of the first annular rib 1012.

In this example, the first sliding portion 6012 may be an arc-shaped plate that is slidably fitted to the circumferential inner wall of the casing 1. The second sliding portion 6013 may include a plurality of sliding ribs, each of which may be a circular arc-shaped plate, and each of which is slidably fitted with the circumferential outer wall of the first annular rib 1012. A plurality of sliding ribs may be provided in the circumferential direction of the collar 6011 and slidably supported on the bottom surface of the housing 1. The contact part of the sliding rib and the bottom surface of the shell 1 is arc surface shape, so that the sliding friction force can be reduced.

The operating portion 602 may be connected to the first sliding portion 6012, the operating portion 602 may be rod-shaped, one end of the operating portion 602 may be screwed with the first sliding portion 6012, and the other end may protrude from an opening 1021 provided in the housing 1.

As shown in fig. 3b and 11, in some exemplary embodiments, when the movable valve element 3 is rotated to the first position, the operation portion 602 abuts against one end of the opening 1021 (shown in fig. 11), and when the movable valve element 3 is rotated to the second position, the operation portion 602 abuts against the other end of the opening 1021. In this way, the position of the operation portion 602 is restricted by the opening 1021, and the rotational position of the movable valve element 3 is restricted.

As shown in fig. 7, in some exemplary embodiments, a fixture block 3011 is disposed on an outer wall of the cylinder 301 of the movable valve element 3, a first limiting block 2012 and a second limiting block 2013 are disposed on an inner circumferential wall of the ring sleeve 201 of the stationary valve element 2, when the movable valve element 3 rotates to the first position along the first direction, the fixture block 3011 abuts against the first limiting block 2012 to limit the movable valve element 3 to continue to rotate along the first direction, and when the movable valve element 3 rotates to the second position along the direction opposite to the first direction, the fixture block 3011 abuts against the second limiting block 2013 to limit the movable valve element 3 to continue to rotate along the direction opposite to the first direction. Therefore, the first limiting block 2012 and the second limiting block 2013 which are arranged on the circumferential inner wall of the ring sleeve 201 of the static valve core 2 are matched with the clamping block 3011 arranged on the outer wall of the cylinder 301 of the movable valve core 3, so that the rotating position of the movable valve core 3 is limited. In this example, the latch 3011 on the outer wall of the cylinder 301 of the movable valve core 3 can be latched into the latch groove 6014 on the collar 6011 of the connecting portion 601 of the driving member 6.

In some exemplary embodiments, a second annular rib 2022 and a supporting rib 2023 are disposed on a side of the partition plate 202 facing the water inlet 1031 (i.e., a side of the partition plate 202 facing the first end of the collar 201), the second annular rib 2022 is internally communicated with the water inlet 1031, and the supporting rib 2023 is disposed in an annular space between the second annular rib 2022 and the collar 201. The communication hole 2021 is located on a portion of the partition plate 202 corresponding to the annular space, and a water passing hole 2024 communicating with the annular space is provided on the second annular rib 2022. In this example, the support rib 2023 may include an annular rib provided around the outside of the second annular rib 2022, and a plurality of connection ribs connected between the annular rib and the second annular rib 2022, and the communication hole 2021 is provided in a portion of the partition plate 202 between two of the connection ribs.

As shown in fig. 2 and 4a, in an example of this embodiment, a mounting hole is formed in the housing 1, the waterway switcher further includes a first sealing gasket 7 supported on the end surface of the second annular convex rib 2022 and on the supporting rib 2023, and an adapter arranged in the mounting hole and forming the water inlet 1031, one end of the adapter abuts against the first sealing gasket 7, and the adapter is communicated with the inside of the second annular convex rib 2022 through a central hole formed in the first sealing gasket 7. In this example, the other end of adapter can stretch out outside casing 1 and configure and treat the delivery port intercommunication of installed part, and the water route switch of this embodiment can be applied to the tap water purifier, it can be tap to treat the installed part. The second water outlet 2011 of the waterway switch is configured to be connected to a filter of the faucet water purifier, wherein a second sealing gasket 11 may be disposed in the second water outlet 2011, and the second sealing gasket 11 is used to form a seal between the second water outlet 2011 and a water inlet of the filter. The circumferential edge of the first sealing gasket 7 can abut against the circumferential inner wall of the ring sleeve 201 of the stationary valve core 2, and the central hole of the first sealing gasket 7 corresponds to the inside of the second annular convex rib 2022. In other examples, the water inlet 1031 and the housing 1 may be an integral structure.

As shown in fig. 2, in some exemplary embodiments, the housing 1 includes a bottom cover 101, an upper cover 102 and a top cover 103, the top cover 103 is provided with the water inlet 1031, and the bottom cover 101 is provided with the first water outlet 1011.

As shown in fig. 10, the inner side surface of the bottom cover 101 is provided with the first annular rib 1012 around the first water outlet 1011, and the first water outlet 1011 may include a plurality of water outlet holes. The inner side of the bottom cover 101 may have a plurality of catches 1013 along a circumferential edge, and the edge of the bottom cover 101 may be further provided with an extension wall 1014 extending toward one side of the top cover 103.

As shown in fig. 11, the upper cover 102 includes a cylindrical body, a first end of the cylindrical body is provided with an external thread 1025 and is in threaded connection with the top cover 103, a circumferential inner wall of a second end of the cylindrical body is provided with a plurality of engaging grooves 1022, and the plurality of engaging grooves 1022 and the plurality of engaging hooks 1013 on the bottom cover 101 are respectively engaged with each other. The second end of the cylindrical body is provided with a notch 1024, and the notch 1024 and the extension wall 1014 on the bottom cover 101 together form an opening through which the second water outlet 2011 of the static valve element 2 is exposed outside the housing 1. The cylindrical body is further provided with an opening 1021 through which the operation part 602 of the driving member 6 extends. The inner side surface of the tubular body can be further provided with a fixing column 1023, an annular limiting rib 203 can be arranged on the circumferential outer wall of the ring sleeve 201 of the static valve core 2 along the circumferential direction, a fixing groove 2031 can be arranged on the annular limiting rib 203, and the fixing column 1023 can be fixed in the fixing groove 2031 through fasteners such as screws so as to fix the static valve core 2 on the shell 1. The side of the annular stopper rib 203 facing the top cover 103 may abut against an annular step provided on the circumferential inner wall of the upper cover 102.

As shown in fig. 12, the inner circumferential wall of the top cover 103 is provided with an internal thread, the top cover 103 is screwed to the first end of the cylindrical body of the upper cover 102, and the end wall of the top cover 103 is provided with the water inlet 1031.

As shown in fig. 2, in some exemplary embodiments, the collar 201 of the stationary valve element 2 may include a collar body 2014 and a connecting sleeve 2015 connected to the collar body 2014, the spacer 202 is disposed in the collar body 2014, the second water outlet 2011 is disposed on the collar body 2014, and the connecting sleeve 2015 is located at the second end of the collar 201. As shown in fig. 4b and 5, one end of the ring sleeve main body 2014 connected to the connecting sleeve 2015 may be provided with a plurality of protruding ribs 2016, the connecting sleeve 2015 may be provided with fixing grooves 2017 respectively matched with the plurality of protruding ribs 2016, and the ring sleeve main body 2014 and the connecting sleeve 2015 may be connected by welding. As shown in fig. 5, the first stopper 2012 and the second stopper 2013 may be disposed on the circumferential inner wall of the connecting sleeve 2015.

In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "fixedly connected," "mounted," and "assembled" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the terms "mounted," "connected," and "fixedly connected" may be directly connected or indirectly connected through intervening elements, or may be in communication between two elements. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

Claims (10)

1. A waterway switcher is characterized in that: the valve comprises a shell, and a static valve core and a dynamic valve core which are arranged in the shell;

the shell is provided with a water inlet and a first water outlet, and the static valve core is provided with a second water outlet exposed outside the shell;

a water inlet flow channel communicated with the water inlet is arranged in the static valve core, a first water outlet cavity communicated with the second water outlet is formed between the static valve core and the movable valve core, a second water outlet cavity communicated with the first water outlet is formed between the movable valve core and the shell, and a communication hole communicated with the water inlet flow channel and the first water outlet cavity is further formed in the static valve core;

the static valve core comprises a ring sleeve and a partition plate arranged in the ring sleeve, the water inlet flow channel is arranged at the first end in the ring sleeve, the movable valve core is rotatably arranged at the second end in the ring sleeve, the first water outlet cavity is formed between the movable valve core and the partition plate, the ring sleeve is provided with the second water outlet, and the partition plate is provided with the communicating hole;

the movable valve core can rotate under the action of external force, and is arranged to communicate the communicating hole with the second water outlet cavity when the movable valve core rotates to a first position and to avoid the communicating hole when the movable valve core rotates to a second position.

2. The waterway switcher of claim 1, wherein: a connecting pipe is arranged on the movable valve core, and the first end of the connecting pipe is communicated with the second water outlet cavity;

when the movable valve core rotates to the first position, the second end of the connecting pipe is communicated with the communicating hole, and when the movable valve core rotates to the second position, the second end of the connecting pipe avoids the communicating hole.

3. The waterway switcher of claim 2, wherein: the first end of the shell is provided with the water inlet, the second end of the shell is provided with the first water outlet, and the second end in the shell is provided with a first annular convex rib around the first water outlet;

the movable valve element comprises a cylinder body and an end cover arranged at the first end of the cylinder body, the first end of the cylinder body is positioned in the ring sleeve and is in rotating fit with the circumferential inner wall of the ring sleeve, and a first sealing ring in sealing fit with the circumferential inner wall of the ring sleeve is arranged on the outer wall of the first end of the cylinder body; the second end of the cylinder body is in rotating fit with the circumferential inner wall of the first annular convex rib, and a second sealing ring in sealing fit with the circumferential inner wall of the first annular convex rib is arranged on the outer wall of the second end of the cylinder body;

the second water outlet cavity is formed between the interior of the cylinder and the second end of the shell, and the connecting pipe is arranged on the outer side face of the end cover.

4. The waterway switcher of claim 3, wherein: the waterway switcher also comprises a driving piece which is connected with the movable valve core to drive the movable valve core to rotate, the driving piece comprises a connecting part which is connected with the barrel body and an operating part which is connected with the connecting part, the operating part extends out of an opening which is arranged on the shell, and the operating part can be toggled to enable the movable valve core to rotate along the corresponding direction.

5. The waterway switcher of claim 4, wherein: when the movable valve core rotates to the first position, the operating part is abutted against one end of the opening, and when the movable valve core rotates to the second position, the operating part is abutted against the other end of the opening;

or/and a clamping block is arranged on the outer wall of the barrel, a first limiting block and a second limiting block are arranged on the circumferential inner wall of the ring sleeve, when the movable valve core rotates to the first position along the first direction, the clamping block is abutted against the first limiting block to limit the movable valve core to continue to rotate along the first direction, and when the movable valve core rotates to the second position along the direction opposite to the first direction, the clamping block is abutted against the second limiting block to limit the movable valve core to continue to rotate along the direction opposite to the first direction.

6. The waterway switcher of claim 4, wherein: the connecting part comprises a lantern ring which is sleeved outside the cylinder body and is connected with the cylinder body;

the connecting part further comprises a first sliding part connected with the lantern ring, and the first sliding part is in sliding fit with the circumferential inner wall of the shell; and the connecting part further comprises a second sliding part connected with the lantern ring, and the second sliding part is in sliding fit with the circumferential outer wall of the first annular convex rib.

7. The waterway switcher of claim 1, wherein: a second annular convex rib and a supporting rib are arranged on the side surface of the partition plate facing the water inlet, the inner part of the second annular convex rib is communicated with the water inlet, and the supporting rib is positioned in an annular space between the second annular convex rib and the ring sleeve;

the communicating hole is positioned on the part of the partition plate corresponding to the annular space, and the second annular convex rib is provided with a water passing port communicated with the annular space.

8. The waterway switcher of claim 7, wherein: be equipped with the mounting hole on the casing, the water route switch is still including supporting on the terminal surface of the protruding muscle of second annular with sealed pad on the brace rod, and locate in the mounting hole and forming the adapter of water inlet, the one end butt of adapter is in on the sealed pad, the adapter passes through the centre bore that sets up on the sealed pad with the inside intercommunication of the protruding muscle of second annular.

9. The waterway switcher of claim 1, wherein: a fixed sleeve is arranged on the movable valve core, an elastic part and a marble are arranged in the fixed sleeve, the marble is abutted against the side surface of the partition plate facing the first water outlet under the elastic action of the elastic part, and a first limiting groove and a second limiting groove are arranged on the side surface of the partition plate facing the first water outlet;

when the movable valve core rotates to the first position, the marble slides into the first limiting groove, and when the movable valve core rotates to the second position, the marble slides into the second limiting groove.

10. The waterway switcher of claim 2, wherein: the waterway switcher also comprises a sealing sleeve sleeved outside the connecting pipe, and one end of the sealing sleeve is abutted against the side face, facing the second end of the ring sleeve, of the partition plate.

Images