CN214367936U - Waterway switcher - Google Patents

Abstract

A waterway switcher comprises a shell, a valve core and a driving water stop assembly, wherein the valve core and the driving water stop assembly are arranged in the shell; the shell is provided with a water inlet and a first water outlet; a water inlet cavity communicated with the water inlet and a water outlet cavity communicated with the first water outlet are formed between the valve core and the shell, the valve core is provided with a second water outlet exposed outside the shell, a first flow outlet and a second flow outlet which are communicated with the water inlet cavity, the first flow outlet is also communicated with the water outlet cavity, and the valve core is also provided with a water outlet flow channel communicated with the second flow outlet and the second water outlet; the drive stagnant water subassembly includes the pivot with the axial direction parallel of water inlet, connect respectively in the both ends of pivot and all follow the radial swing arm and the driving piece that extend of pivot to and locate the sealing member on the swing arm, the drive stagnant water subassembly rotationally sets up in the casing through the pivot, the one end of keeping away from the pivot of swing arm is reciprocating motion between first outfall and second outfall, so that the sealing member with any shutoff in first outfall and the second outfall in order to carry out the water route and switch.

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 tap water purifiers can be divided into three main categories: 1. the ceramic valve core utilizes the ceramic chip to switch the waterway, so that the cost is high and the structure is complex; 2. the spring cooperation stagnant water valve structure utilizes the spring cooperation stagnant water valve structure to switch the water route, and the structure is complicated.

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 reduce cost, simplifies the structure.

The embodiment of the utility model provides a waterway switcher, which comprises a shell, a valve core and a driving water stopping component, wherein the valve core and the driving water stopping component are arranged in the shell; the shell is provided with a water inlet and a first water outlet; a water inlet cavity communicated with the water inlet and a water outlet cavity communicated with the first water outlet are formed between the valve core and the shell, the valve core is provided with a second water outlet exposed outside the shell, a first flow outlet and a second flow outlet which are communicated with the water inlet cavity, the first flow outlet is also communicated with the water outlet cavity, and the valve core is also provided with a water outlet flow channel communicated with the second flow outlet and the second water outlet;

the driving water stopping assembly comprises a rotating shaft parallel to the axial direction of the water inlet, a swinging arm and a driving piece which are respectively connected to two ends of the rotating shaft and extend along the radial direction of the rotating shaft, and a sealing piece arranged on the swinging arm, and the driving water stopping assembly is rotatably arranged in the shell through the rotating shaft; the driving piece comprises an operating part extending out of the shell, and the operating part can be toggled in a plane vertical to the rotating shaft under the action of external force, so that one end of the swing arm, which is far away from the rotating shaft, can move between the first outflow port and the second outflow port in a reciprocating mode; when one end of the swing arm, which is far away from the rotating shaft, moves to the first outflow port, the sealing element seals the first outflow port; when one end of the swing arm, which is far away from the rotating shaft, moves to the second outlet, the sealing element seals the second outlet.

Optionally, the driving water stop assembly further comprises an elastic member disposed on the swing arm, and the elastic member has elastic force and presses and blocks the sealing member on the first outlet or the second outlet.

Optionally, the elastic component is a spring, the swing arm is far away from one end of the rotating shaft is provided with a first annular rib and a limiting column located inside the first annular rib, one end of the spring is sleeved and fixed on the limiting column, and the other end of the spring abuts against the sealing component.

Optionally, the sealing member includes the sealing washer and locates second annular muscle on the first side of sealing washer, second annular muscle card is gone into and is established in the first annular muscle the spring is outside, the other end butt of spring is in on the sealing washer, the sealing washer compresses tightly and the shutoff is in on the first outlet or on the second outlet.

Optionally, a side surface of the sealing piece opposite to the first side surface is a sealing surface, and the sealing surface is in a shape of a smooth recess from a circumferential edge to a central position.

Optionally, the swing arm is located the intake antrum, still be equipped with the discharge orifice on the swing arm, the discharge orifice intercommunication the intake antrum with inside the first annular muscle.

Optionally, the water inlet is arranged at a first end of the housing, the first water outlet is arranged at a second end of the housing, the valve core comprises a ring sleeve and a partition plate arranged inside the ring sleeve, the first end of the ring sleeve is communicated with the water inlet and forms the water inlet cavity with the first end of the housing, and the second end of the ring sleeve is communicated with the first water outlet and forms the water outlet cavity with the second end of the housing; the baffle plate is provided with the first outflow port, the second outflow port and a shaft hole, and the rotating shaft is rotatably arranged in the shaft hole.

Optionally, a side surface of the partition plate facing the second end of the ring sleeve is provided with an installation cavity isolated from both the water inlet cavity and the water outlet cavity, the ring sleeve is provided with a first opening extending along the circumferential direction, and the first opening is an inlet and an outlet of the installation cavity; the shaft hole with the installation cavity intercommunication, a part of driving piece is followed first opening stretches into in the installation cavity and with the second end of pivot is connected, the swing arm with the first end of pivot is connected.

Optionally, an outflow tube with one end communicated with the second outlet is further disposed on a side surface of the partition plate facing the second end of the ring sleeve, the other end of the outflow tube extends out of the ring sleeve and forms the second outlet, and the outflow channel is formed inside the outflow tube.

Optionally, the rotating shaft is arranged coaxially with the water inlet.

Has the advantages that:

1. the utility model discloses the water route switch, the cooperation through case and casing has formed the intake antrum and has gone out the water cavity, first outflow and the second outflow that all communicate with the intake antrum have been set up on the case, first outflow and second outflow communicate first delivery port and second delivery port respectively through the water route of difference, and can be with any shutoff in first outflow and the second outflow through the rotation of drive stagnant water subassembly, realize any play water in first delivery port and the second delivery port from this, thereby realized the switching of two kinds of play water modes of water route switch, compare in some water route switches that adopt ceramic case, be favorable to reduce cost, simplify the structure.

2. The drive stagnant water subassembly includes the pivot with the axial direction parallel of water inlet, connect respectively in the both ends of pivot and all follow the radial swing arm and the driving piece that extend of pivot to stir the operation portion on the driving piece through reciprocating in the plane of perpendicular to pivot, make the one end of keeping away from the pivot of swing arm between the first flow export of case and the second flow export reciprocating motion, thereby can shutoff any in first flow export and the second flow export, and then realized the switching of the different play water modes of water route switch. In addition, the operation part is operated in a reciprocating shifting mode to switch the water paths, the water paths are switched simply and conveniently, and the water outlet modes can be displayed more intuitively by matching with the positions of different water outlets.

3. The one end of swing arm far away from the pivot is provided with sealing member and elastic component, and the elastic component has elasticity and compresses tightly the sealing member and the shutoff on first efflux mouth or second efflux mouth, and like this, the sealing member can closely the shutoff all the time on first efflux mouth or second efflux mouth under the elastic action of elastic component, has guaranteed sealed effect.

4. The elastic component is a spring and is arranged in a first annular rib arranged on the swing arm, a second annular rib of the sealing component is clamped into the first annular rib and sleeved outside the spring, the sealing piece is pressed and plugged on the first flow outlet or the second flow outlet by the end part of the spring, and the swing arm is provided with a water flowing hole communicated with the water inlet cavity and the inside of the first annular rib. In addition, install elastic component and sealing member on the swing arm, be convenient for produce the line assembly.

5. The water inlet and the first delivery port set up the both ends at the casing respectively, the case includes the ring cover and locates the baffle in the ring cover, form intake antrum and play water cavity between the both ends of ring cover respectively and the both ends of casing, set up the second delivery port on the case, the pivot of drive stagnant water subassembly rotationally sets up in the axle hole that sets up on the baffle of case, thus, the case forms different water routes with the casing cooperation, and carry out the water route with the cooperation of drive stagnant water subassembly and switch, and drive stagnant water subassembly is inside not to set up the water runner, thereby the inner structure and the waterway structure of waterway switch have been simplified, and be difficult for leaking.

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 some embodiments of the present invention;

FIG. 2a is a cross-sectional view of the waterway switcher of FIG. 1;

FIG. 2b is another cross-sectional view of the waterway switcher of FIG. 1;

FIG. 2c is a schematic view of an external structure of the waterway switcher of FIG. 1;

FIG. 3a is a schematic structural view of a cylindrical body of a housing of the waterway switcher of FIG. 1;

FIG. 3b is a schematic cross-sectional view of the cylindrical body of FIG. 3 a;

FIG. 4a is a schematic structural view of a bottom cover of the housing of the waterway switcher of FIG. 1;

FIG. 4b is a schematic cross-sectional view of the bottom cover of FIG. 4 a;

FIG. 5a is a schematic structural view of a top cover of the housing of the waterway switcher of FIG. 1;

FIG. 5b is a schematic cross-sectional view of the top cover of FIG. 5 a;

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

FIG. 6b is a schematic view of the valve cartridge of FIG. 6a from another perspective;

FIG. 6c is a schematic view of the valve cartridge of FIG. 6a from a further perspective;

FIG. 6d is a cross-sectional structural schematic view of the valve cartridge of FIG. 6 a;

FIG. 7a is a schematic view of a rotating member of the waterway switch of FIG. 1;

FIG. 7b is a cross-sectional view of the rotating member of FIG. 7 a;

FIG. 8a is a schematic view of a seal of the waterway switch of FIG. 1;

FIG. 8b is a schematic cross-sectional view of the seal of FIG. 8 a;

FIG. 9a is a schematic view of a first gasket of the waterway switcher of FIG. 1;

FIG. 9b is a schematic cross-sectional view of the first gasket of FIG. 9 a;

fig. 10a is a schematic structural view of a driving member (not shown in an operation part) of the waterway switcher of fig. 1;

FIG. 10b is a schematic view of the driving member (not shown) of FIG. 10a from another perspective;

FIG. 10c is a cross-sectional view of the driving member (not shown) of FIG. 10 a;

FIG. 11 is a schematic view of the operating portion of the actuator (operating portion not shown) of FIG. 10 a;

FIG. 12 is a schematic cross-sectional view of a ball of the waterway switch of FIG. 1;

FIG. 13 is a schematic view of a structure of a blocking plate of the waterway switch of FIG. 1;

FIG. 14a is a schematic view of a second gasket of the waterway switch of FIG. 1;

FIG. 14b is a cross-sectional view of the second gasket of FIG. 14 a;

the reference signs are:

1. a cylindrical main body, 101, an annular convex edge, 1011, a first fixing column, 102, a notch, 103, a second opening, 104, a clamping groove, 105 and an annular step,

2. a bottom cover 201, a first water outlet 202, a first annular convex rib 203, a second fixing column 204, a buckle 205, a sliding groove 206, a third annular convex rib,

3. a top cover 301, an annular plate 3011, a water inlet 302, a flanging 303, a second annular convex rib 3031 and a reinforcing rib,

4. the valve core 401, the ring sleeve 4011, the first opening 4012, the lug, the 4013, the second sealing groove 4014, the clamping point 4015, the pit 402, the clapboard 4021, the first flow outlet 4022, the second flow outlet 4023, the shaft hole 4024, the support rib 4025, the annular limiting rib, the 403, the installation cavity 404, the outflow pipe 4041 and the second water outlet,

5. a rotating piece 501, a rotating shaft 5011, a first sealing groove 5012, a convex rib, 502, a swing arm, 5021, a first annular rib, 5022, a limiting column, 5023, a water flowing hole, 5024, an annular clamping rib, 5025 and a first convex point,

6. seal 601, seal disc 602, second annular rib 6021, annular flange,

7. a first gasket, 701, a through hole, 702, a flange,

8. a first elastic piece is arranged on the first side of the base plate,

9. the device comprises a driving piece 901, a driving part 9011, a fixing hole 9012, a second salient point 902, an operation part 9021, an extension arm 9022, a buckle 903, a connecting part 9031, a hollow cylinder 9032, an arc-shaped plate 9033, a sliding rib 9034, a mounting hole 9035 and a limit table,

10. a marble, 1001, a head, 1002, a tail,

11. the second elastic piece is provided with a second elastic piece,

12. a baffle plate 1201, a first water through hole 1202 and an annular rib,

13. a second sealing gasket 1301, a second water through hole 1302, an annular step,

14. a first sealing ring is arranged on the first sealing ring,

15. a second sealing ring is arranged on the first sealing ring,

100. a water inlet cavity 200 and a 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.

An embodiment of the utility model provides a water route switch, including the casing, and locate case and drive stagnant water subassembly in the casing, drive stagnant water subassembly includes stagnant water subassembly and drive assembly.

As shown in fig. 1, fig. 2a to fig. 2c, and fig. 6d, a water inlet 3011 and a first water outlet 201 are provided on the housing; an inlet cavity 100 communicated with the inlet 3011 and an outlet cavity 200 communicated with the first outlet 201 are formed between the valve core 4 and the housing, the valve core 4 is provided with a second outlet 4041 (shown in fig. 2 b) exposed outside the housing, and a first outlet 4021 and a second outlet 4022 (shown in fig. 6 d) communicated with the inlet cavity 100, the first outlet 4021 is further communicated with the outlet cavity 200, and the valve core 4 is further provided with an outlet flow channel communicated with the second outlet 4022 and the second outlet 4041.

The driving water stop assembly is rotatably arranged in the shell and is arranged to block the first outlet 4021 when rotated to a first position and block the second outlet 4022 when rotated to a second position.

The driving assembly comprises a driving piece 9, the driving piece 9 is arranged to drive the water stopping assembly to rotate under the action of external force, and therefore the driving water stopping assembly can integrally rotate under the action of the external force.

The utility model discloses water route switch, first outlet 4021 and second outlet 4022 all communicate with intake antrum 100, and both communicate two different delivery ports respectively. By adjusting the rotation position of the water stop assembly, either one of the first outlet 4021 and the second outlet 4022 can be blocked, so that water in the inlet cavity 100 can flow out of the other one of the two outlets and finally flows out of the corresponding one of the outlets, and therefore, the switching of the water paths can be realized.

In some exemplary embodiments, the driving member 9 includes a driving portion 901 (shown in fig. 2 a) connected to the water stopping assembly and an operating portion 902 (shown in fig. 2 c) extending out of the housing, and the operating portion 902 can be toggled back and forth under the action of an external force, so that the driving member 9 drives the water stopping assembly to rotate between the first position and the second position, that is, the water stopping assembly is driven to rotate between the first position and the second position.

As shown in fig. 2a, in some exemplary embodiments, the water stop assembly includes a rotating member 5 and a sealing member 6 disposed on the rotating member 5, the rotating member 5 includes a rotating shaft 501 rotatably engaged with the valve core 4 and a swing arm 502 connected to the rotating shaft 501, the swing arm 502 is disposed in the water inlet cavity 100, and the sealing member 6 is disposed on the swing arm 502. The axial direction of the rotating shaft 501 is parallel to the axial direction of the water inlet 3011, the driving portion 901 is connected to the rotating shaft 501 and drives the rotating shaft 501 to rotate, and the rotating shaft 501 drives the swing arm 502 to rotate in the rotating process. That is, the driving water-stop assembly is rotatably disposed in the housing through the rotating shaft 501. The operation portion 902 can be toggled back and forth in a plane perpendicular to the rotation shaft 501 under the action of an external force, so that the rotation shaft 501 rotates, and the rotation direction of the rotation shaft 501 is consistent with the toggling direction of the operation portion 902. As shown in fig. 6b, when the rotating member 5 rotates to the first position, the sealing member 6 seals the first outlet 4021, and when the rotating member 5 rotates to the second position, the sealing member 6 seals the second outlet 4022.

As shown in fig. 2b, in some exemplary embodiments, the first end of the housing is provided with the water inlet 3011, and the second end of the housing is provided with the first water outlet 201. As shown in fig. 6a to 6d, the valve core 4 includes a ring sleeve 401 and a partition plate 402 disposed inside the ring sleeve 401, a first end of the ring sleeve 401 is communicated with the water inlet 3011 and forms the water inlet cavity 100 with the first end of the housing, a second end of the ring sleeve 401 is communicated with the first water outlet 201 and forms the water outlet cavity 200 with the second end of the housing, a side of the partition plate 402 facing the second end of the ring sleeve 401 is provided with an installation cavity 403 isolated from the water inlet cavity 100 and the water outlet cavity 200, the ring sleeve 401 is provided with a first opening 4011 extending along the circumferential direction, and the first opening 4011 is an inlet and an outlet of the installation cavity 403.

As shown in fig. 6b and 6d, the partition plate 402 is provided with the first outlet 4021, the second outlet 4022, and a shaft hole 4023 communicating with the mounting cavity 403, a side surface of the partition plate 402 facing the second end of the collar 401 is further provided with an outlet tube 404 having one end communicating with the second outlet 4022, the other end of the outlet tube 404 extends out of the collar 401 to form the second outlet 4041, and the inside of the outlet tube 404 forms the outlet flow channel.

As shown in fig. 2a, 6d, 7a, and 7b, the rotating shaft 501 is rotatably disposed in the shaft hole 4023 (shown in fig. 6 b), the swing arm 502 is connected to a first end of the rotating shaft 501, and a second end of the rotating shaft 501 extends into the mounting cavity 403. The driving portion 901 extends into the mounting cavity 403 from the first opening 4011 and is fixedly connected to the second end of the rotating shaft 501. One end of the swing arm 502 is connected to the first end of the rotating shaft 501, and the other end of the swing arm 502 can extend along the radial direction of the rotating shaft 501. The driving member 9 is connected to the second end of the rotating shaft 501 and may extend in a radial direction of the rotating shaft 501.

The operating portion 902 can be toggled back and forth in a plane perpendicular to the rotating shaft 501 under the action of an external force, so that one end of the swing arm 502 far away from the rotating shaft 501 moves back and forth between the first outlet 4021 and the second outlet 4022. When one end of the swing arm 502 far away from the rotating shaft 501 moves to the first outlet 4021, the first outlet 4021 is blocked by the sealing element 6; when the end of the swing arm 502 far from the rotating shaft 501 moves to the second outlet 4022, the seal 6 seals the second outlet 4022.

As shown in fig. 2a and fig. 6b, in this example, the shaft hole 4023 may be disposed at a central position of the partition 402 and disposed coaxially with the water inlet 3011, and accordingly, the rotating shaft 501 may be disposed coaxially with the water inlet 3011. The shaft hole 4023 is provided with a flange extending into the water inlet cavity 100 along the axial direction so as to increase the contact area between the shaft hole 4023 and the rotating shaft 501 and facilitate the rotating fit between the shaft hole 4023 and the rotating shaft 501. As shown in fig. 2a, the outer wall of the rotating shaft 501 may be provided with a first sealing ring 14, the first sealing ring 14 may be disposed in a first sealing groove 5011 disposed on the outer wall of the rotating shaft 501, and the first sealing ring 14 cooperates with the inner wall of the shaft hole 4023 to form a seal, so as to prevent water in the water inlet chamber 100 from leaking from the shaft hole 4023. In order to improve the sealing effect, a plurality of first sealing rings 14 may be axially disposed on the outer wall of the rotating shaft 501.

As shown in fig. 2a, 9a, and 9b, in some exemplary embodiments, the waterway switcher further includes a first gasket 7 disposed on a side of the partition 402 facing the first end of the collar 401. The first gasket 7 is provided with two through holes 701 corresponding to the first outlet 4021 and the second outlet 4022, the first gasket 7 faces the side face of the partition plate 402 and surrounds each through hole 701, the flanges 702 are arranged on the through holes 702, the flanges 702 are clamped into the first outlet 4021 and the second outlet 4022, and the sealing element 6 abuts against the first gasket 7. Two of the flanges 702 may serve as a positioning and, in addition, a sealing function.

As shown in fig. 2a and 6b, in this example, the side of the partition 402 facing the first end of the collar 401 may be provided with an annular limiting rib 4025 surrounding the first outlet 4021 and the second outlet 4022, and the first gasket 7 may be disposed in a limiting groove formed inside the annular limiting rib 4025 to limit the first gasket 7. When the rotating member 5 rotates, the sealing member 6 slides on the upper surface of the first gasket 7, and when the rotating member 5 rotates to the first position, the sealing member 6 seals the through hole 701 of the first gasket 7 corresponding to the first outlet 4021; when the rotor 5 rotates to the second position, the sealing member 6 seals the through hole 701 of the first seal 7 corresponding to the second outlet 4022. The sealing effect is improved by the sealing element 6 cooperating with the first sealing gasket 7. The two flanges 702 of the first sealing gasket 7 can serve a positioning function and, in addition, a sealing function.

As shown in fig. 2a, in some exemplary embodiments, the housing includes a cylindrical main body 1, and a top cover 3 and a bottom cover 2 respectively disposed at two ends of the cylindrical main body 1, wherein the top cover 3 is provided with the water inlet 3011, and the bottom cover 2 is provided with the first water outlet 201. As shown in fig. 2a and 6d, the inlet chamber 100 is formed between the first end of the ring sleeve 401 and the top cover 3, the outlet chamber 200 is formed between the second end of the ring sleeve 401 and the bottom cover 2, and the outlet pipe 404 extends out of the cylindrical body 1 from the notch 102 (shown in fig. 3 a) provided at the lower end of the cylindrical body 1. The first water outlet 201 may include a plurality of shower type water holes, so that the water outlet manner of the first water outlet 201 is a shower type water outlet.

As shown in fig. 2a, in an example of this embodiment, the bottom cover 2 is fixed at the lower end of the cylindrical body 1, the valve core 4 is fixed in the housing, the second end of the collar 401 abuts against the bottom cover 2, the first end of the collar 401 extends out of the cylindrical body 1, and the top cover 3 is connected to the first end of the collar 401. Illustratively, an annular convex edge 101 is provided on an inner wall of the cylindrical body 1 near one end of the top cover 3 (i.e. an upper end of the cylindrical body 1), a circumferentially extending lug 4012 is provided on an outer wall of the ring sleeve 401, and the annular convex edge 101 abuts against the lug 4012 and is fixed on a second fixing column 203 provided on the bottom cover 2 by a fastener (e.g. a screw). A first fixing post 1011 (shown in fig. 3 b) may be disposed on a side of the annular flange 101 facing the bottom cover 2, and the first fixing post 1011 is connected to the second fixing post 203 via the fastening member. A first annular rib 202 is arranged on the bottom cover 2 around the first water outlet 201, the second end of the ring sleeve 401 is located in the first annular rib 202, and a second sealing ring 15 is arranged between the outer wall of the second end of the ring sleeve 401 and the inner wall of the first annular rib 202 to prevent water in the water outlet cavity 200 from leaking to other areas in the shell. The axial movement of the spool 4 is restricted by the abutting engagement of the annular flange 101 with the boss 4012, and the radial movement of the spool 4 is restricted by the first annular rib 202 on the lower cap 2, whereby the position of the spool 4 is fixed. As shown in fig. 5a and 5b, the top cover 3 includes an annular plate 301, a flange 302 disposed on a circumferential edge of the annular plate 301 and extending toward the bottom cover 2, and a second annular rib 303 disposed on the annular plate 301, and a plurality of ribs 3031 may be disposed on an outer side surface of the second annular rib 303 to improve the strength of the top cover 3. The turn-ups 302 with the upper end butt cooperation of tube-shape main part 1, the first end of ring cover 401 be located second annular protruding muscle 303 and with second annular protruding muscle 303 threaded connection, the terminal surface of the first end of ring cover 401 can the butt on the medial surface of annular slab 301, the terminal surface of second annular protruding muscle 303 can the butt on the annular ledge 101 of tube-shape main part 1, the centre bore of annular slab 301 does water inlet 3011.

As shown in fig. 2a and 3b, the lower end surface of the cylindrical body 1 may be provided with an annular step 105, and the circumferential edge of the bottom cover 2 may abut against the annular step 105, so that the gap between the bottom cover 2 and the cylindrical body 1 is located on the bottom surface of the waterway switcher, which makes the waterway switcher beautiful. As shown in fig. 3b, a plurality of slots 104 may be circumferentially disposed on a circumferential side wall of the cylindrical body 1, as shown in fig. 4a, a plurality of fasteners 204 are disposed on the bottom cover 2 along a circumferential edge, and the plurality of fasteners 204 are respectively engaged with the plurality of slots 104, so as to improve the connection strength between the bottom cover 2 and the cylindrical body 1. As shown in fig. 2c and fig. 3a, a second opening 103 is provided on a circumferential side wall of the tubular main body 1 for extending the operation portion 902 of the driving member 9, and the second opening 103 may be a strip-shaped opening to match with the reciprocating toggle action of the operation portion 902.

As shown in fig. 2a, in some exemplary embodiments, the waterway switch further includes an adapter (not shown) disposed inside the first end of the collar 401, a second gasket 13, and a blocking piece 12, a plurality of support ribs 4024 are disposed on a side of the partition 402 facing the first end of the collar 401, and the blocking piece 12 is disposed above the rotating member 5 and supported on the plurality of support ribs 4024 (shown in fig. 6 b). As shown in fig. 2a, fig. 13, fig. 14a, the separation blade 12 is equipped with the corresponding first water hole 1201 that crosses of shaft hole 4023, the sealed 13 setting of second is in on the separation blade 12, the sealed 13 of second be equipped with the corresponding second water hole 1301 of crossing of first water hole 1201, the one end of adapter is followed the water inlet 3011 stretches out outside the casing, the other end butt is in on the sealed 13 of second, the adapter sets up to be connected with the delivery port of treating the installed part.

As shown in fig. 2a, 13 and 14a, in one example of this embodiment, an annular step may be provided on the adapter, and the annular step may abut against an inner side surface of the annular plate 301 of the top cover 3, so that the top cover 3 may press and fix the adapter in the housing, an end portion of the adapter in the housing abuts against the second gasket 13, and the second gasket 13 presses against the stopper 12. The water inlet 3011, the adapter, the second water passing hole 1301, the first water passing hole 1201 and the shaft hole 4023 can be coaxially arranged, and the first water passing hole 1201 and the second water passing hole 1301 can have the same hole diameter. A plurality of clamping points 4014 (shown in fig. 6 b) may be circumferentially disposed on an inner wall of the ring sleeve 401 of the valve core 4, an annular rib 1202 may be disposed on a circumferential side surface of the blocking piece 12, and the plurality of clamping points 4014 may be clamped on the annular rib 1202 to prevent the blocking piece 12 from popping out, and facilitate assembly of the blocking piece 12 on the valve core 4 in a production line. The two sides of the baffle plate 12 have the same structure, so that the fool-proof function can be achieved. As shown in fig. 2a and 7a, a plurality of first protrusions 5025 may be disposed on the swing arm 502 of the rotating member 5, and the plurality of first protrusions 5025 may contact with the side surface of the blocking piece 12 to reduce the contact area between the swing arm 502 and the blocking piece 12 and reduce the friction between the swing arm 502 and the blocking piece 12 during the rotation of the rotating member 5. As shown in fig. 14b, the circumferential edge of the side of the second gasket 13 facing the adapter may be provided with an annular step 1302, which annular step 1302 fits against an annular step of the end face of the adapter. As shown in fig. 2a, the circumferential side surface of the second gasket 13 is in abutting fit with the inner side surface of the collar 401 of the valve core 4 to form a seal, and the side surface of the second gasket 13 presses on the blocking piece 12 to perform a sealing function.

As shown in fig. 2a, in some exemplary embodiments, the water stop assembly further includes a first elastic member 8 disposed on the swing arm 502, and the first elastic member 8 has an elastic force and presses and blocks the sealing member 6 on the first outlet 4021 or the second outlet 4022, so that the sealing effect of the sealing member 6 can be improved. In this example, the blocking piece 12 can block the rotating member 5 from being ejected upwards by the elastic force of the first elastic member 8, so that the first elastic member 8 can apply a certain elastic force to the sealing member 6.

In an example of this embodiment, the first elastic member 8 is a spring, as shown in fig. 7a and 7b, one end of the swing arm 502 far from the rotating shaft 501 may be provided with a first annular rib 5021 and a limit post 5022 located inside the first annular rib 5021, and one end of the spring is sleeved and fixed on the limit post 5022. As shown in fig. 8a and 8b, the sealing member 6 may include a sealing sheet 601 and a second annular rib 602 provided on one side surface of the sealing sheet 601. As shown in fig. 2a, the second annular rib 602 is clamped into the first annular rib 5021 and sleeved outside the spring, the other end of the spring abuts against the sealing plate 601, and the sealing plate 601 presses and blocks the first outlet 4021 or the second outlet 4022.

As shown in fig. 8b, the second annular rib 602 may be disposed on the first side surface of the sealing sheet 601, a circumferential edge of the first side surface of the sealing sheet 601 protrudes from the second annular rib 602 to form a protruding edge, and the circumferential edge of the first side surface of the sealing sheet 601 may be an inclined surface. The water in the inlet chamber 100 has a certain pressure, and the water pressure can act on the circumferential edge of the first side of the sealing sheet 601 to perform a sealing function. The side surface of the sealing plate 601 opposite to the first side surface is a sealing surface, the sealing surface of the sealing plate 601 can be in a shape of a smooth recess from the circumferential edge to the central position, and the sealing surface of the sealing plate 601 can be an inward concave arc surface, so that the middle recessed area of the sealing surface is separated from the first outflow port 4021 or the second outflow port 4022, and the circumferential edge of the sealing surface abuts against the partition plate 402 (or the first gasket 7) and surrounds the first outflow port 4021 or the second outflow port 4022 to form a good seal. A circumferential edge of one end of the second annular rib 602, which is snapped into the first annular rib 5021, may be provided with an annular flange 6021, and an inner wall of the first annular rib 5021 may be provided with an annular snap rib 5024 (shown in fig. 7 b). When the sealing member 6 is installed, the second annular rib 602 can be forcibly clamped into the first annular rib 5021, the annular clamping rib 5024 is matched with the annular flange 6021 to prevent the sealing member 6 from falling off from the first annular rib 5021, and the production line assembly is facilitated.

As shown in fig. 7b, in some exemplary embodiments, a water flowing hole 5023 is further disposed on the swing arm 502, and the water flowing hole 5023 communicates the water inlet cavity 100 with the inside of the first annular rib 5021. Thus, as shown in fig. 2a, water in the water inlet chamber 100 can flow into the first annular rib 5021 through the water flowing hole 5023 and enter the second annular rib 602 of the sealing member 6, and the pressure of the water flow acts on the sealing sheet 601 of the sealing member 6, thereby improving the sealing effect of the sealing member 6. One or more water flow holes 5023 may be provided, and four water flow holes 5023 are shown in this example.

As shown in fig. 2a, in some exemplary embodiments, the driving assembly further includes a ball 10 disposed on the driving member 9 and a second elastic member 11, and the ball 10 abuts on the valve core 4 under the elastic force of the second elastic member 11. Thus, the hand feeling can be increased when the operating portion 902 of the driving member 9 is manually pushed to rotate the rotating member 5. The marble 10 and the second elastic member 11 may be provided in the driving member 9 in a direction parallel to the rotation shaft 501, or the marble 10 and the second elastic member 11 may be provided in the driving member 9 in a direction perpendicular to the rotation shaft 501.

As shown in fig. 2a, fig. 10a to fig. 10c, in an example of the present embodiment, the driving member 9 further includes a connecting portion 903 for connecting the driving portion 901 and the operating portion 902. The driving portion 901 is located in a mounting cavity 403 (shown in fig. 6 d) provided in the valve core 4, one end of the driving portion 901 is connected to the connecting portion 903, the other end of the driving portion 901 may be provided with a fixing hole 9011, and the second end of the rotating shaft 501 is fixed in the fixing hole 9011. The circumferential side surface of the second end of the rotating shaft 501 may be provided with a plurality of protruding ribs 5012 extending axially along the rotating shaft 501, the protruding ribs 5012 may have arc surfaces, and the arc surfaces of the protruding ribs 5012 are in interference fit with the hole walls of the fixing holes 9011. The circumferential side surface of the second end of the rotating shaft 501 may further be provided with a slope surface, so that the second end of the rotating shaft 501 is inserted into the fixing hole 9011 during installation. As shown in fig. 10b, a plurality of second protrusions 9012 may be disposed on the driving portion 901, and the plurality of second protrusions 9012 may abut against an inner wall of the mounting cavity 403 (may be a side surface of a portion of the partition 402 located in the mounting cavity 403), so that a contact area between the driving portion 901 and the inner wall of the mounting cavity 403 may be reduced, and a friction force between the driving portion 901 and the driving portion in the rotation process of the driving member 9 may be reduced.

As shown in fig. 2a, the connecting portion 903 is provided with a receiving groove, the second elastic member 11 is disposed in the receiving groove, and the ball 10 is connected to the second elastic member 11 and abuts against the valve core 4. The collar 401 of the valve core 4 is provided on its outer wall with a circumferentially extending lug 4012, and the ball 10 can abut against the side of the lug 4012 facing the bottom cover 2.

In some examples, the marble 10 and the second elastic member 11 are disposed in the driving member 9 in a direction parallel to the rotation axis 501. As shown in fig. 10c, the connecting portion 903 may be provided with a hollow cylinder 9031, an axial direction of the hollow cylinder 9031 is parallel to an axial direction of the rotating shaft 501, the second elastic element 11 is a spring and is installed in the hollow cylinder 9031, and the accommodating groove is formed in the hollow cylinder 9031. As shown in fig. 12, the marble 10 includes a head 1001 having a curved surface and a tail 1002 having a columnar shape. As shown in fig. 2a, one end of the spring abuts against the bottom of the hollow cylinder 9031, the other end of the spring is sleeved on the tail 1002 of the marble 10, and the head 1001 of the marble 10 abuts against the lug 4012. The spring sleeve is arranged on the columnar tail 1002 of the marble 10 to prevent the marble 10 from falling off, and is convenient for assembly on a production line. During the rotation of the rotor 5 by the driving member 9, the ball 10 slides on the lug 4012. As shown in fig. 6a, the side of the lug 4012 facing the bottom cap 2 may be provided with two recesses 4015, wherein the ball 10 slides into one of the recesses 4015 when the rotor 5 is rotated to the first position and the ball 10 slides into the other recess 4015 when the rotor 5 is rotated to the second position. The operation portion 902 that dials driving piece 9 with the hand makes driving piece 9 drive and rotates a piece 5 rotation in-process, and the setting of two pit 4015 can make and rotate the feel that targets in place when rotating piece 5 rotates to primary importance or second place to can play certain limiting displacement to rotating piece 5.

In other examples, the ball and the second resilient member may be disposed within the driving member 9 in a direction perpendicular to the rotation axis 501. The connecting portion 903 of the driving member 9 may be provided with a hollow cylinder perpendicular to the rotating shaft 501, an opening end of the hollow cylinder faces the ring sleeve 401 of the valve core 4, and the receiving groove is formed inside the hollow cylinder. The second elastic element is a spring and is arranged in the hollow column body, one end of the spring is abutted against the bottom of the hollow column body, the other end of the spring is sleeved on the tail of the marble, and the head of the marble is abutted against the circumferential outer wall of the ring sleeve 401 of the valve core 4. Can set up two pits on the circumference outer wall of ring cover 401 of case 4, in the marble slided into one of them pit when rotating 5 and rotating to the primary importance, in the marble slided into another pit when rotating 5 and rotating to the secondary importance for rotate the hand that targets in place when rotating 5 and rotating to primary importance or secondary importance, and can play certain limiting displacement to rotating 5.

As shown in fig. 10a and 10b, the connecting portion 903 may further include an arc-shaped plate 9032, and the arc-shaped plate 9032 may be adapted to the shape of the cylindrical body 1 of the housing. As shown in fig. 2a, the arc-shaped plate 9032 may be provided with a sliding rib 9033, and the sliding rib 9033 is slidably disposed in a sliding groove 205 (shown in fig. 4 a) provided in the bottom cover 2 of the housing. The sliding ribs 9033 may function as sliding supports, and the sliding ribs 9033 may be one or more (two are shown in this example). As shown in fig. 4a and 4b, the bottom cap 2 may be provided with a third annular rib 206 coaxially disposed with the first annular rib 202 and located outside the first annular rib 202, and a sliding groove 205 is formed between the first annular rib 202 and the third annular rib 206. The operating portion 902 may be a rod-shaped handle, a first end of the rod-shaped handle is connected to the mounting hole 9034 formed in the arc-shaped plate 9032, and a second end of the rod-shaped handle extends out of the housing from the second opening 103 formed in the cylindrical main body 1. For example, as shown in fig. 10a and 10b, two opposite limiting tables 9035 may be disposed on an inner wall of the mounting hole 9034, and one end of each of the two limiting tables 9035 extends to an end of the mounting hole 9034. As shown in fig. 11, the first end of the rod-shaped handle may be provided with two opposite extension arms 9021, each of the two extension arms 9021 is provided with a buckle 9022, the two extension arms 9021 are inserted into the mounting holes 9034, and the two buckles 9022 are respectively clamped on the end surfaces of the two limit tables 9035.

As shown in fig. 1-2 c, in some exemplary embodiments, the assembly process of the waterway switcher may be: one end of a second elastic element 11 (the second elastic element 11 is a spring) is sleeved on the columnar tail 1002 of the marble 10, and the second elastic element 11 is placed in a hollow column 9031 of the driving element 9; inserting the driving portion 901 of the driver 9 from the first opening 4011 on the valve core 4 into the mounting cavity 403 of the valve core 4; installing a first sealing gasket 7 in a limiting groove on the valve core 4; the first elastic element 8 and the sealing element 6 are arranged in a first annular rib 5021 arranged on a swing arm 502 of the rotating element 5, and the first sealing ring 14 is arranged in a first sealing groove 5011 on a rotating shaft 501 of the rotating element 5; the second end of the rotating shaft 501 of the rotating element 5 is inserted and fixed in a fixing hole 9011 arranged on the driving part 901 of the driving element 9 through a shaft hole 4023 of the valve core 4; the baffle piece 12 is clamped between a clamping point 4014 of the valve core 4 and the supporting rib 4024 and presses the rotating piece 5; a second sealing ring 15 is arranged in a second sealing groove 4013 arranged on the outer wall of the second end of the ring sleeve 401 of the valve core 4; the first end of the ring sleeve 401 of the valve core 4 is clamped into the cylindrical main body 1 from the lower end of the cylindrical main body 1 upwards; buckling the bottom cover 2 at the lower end of the cylindrical main body 1, and penetrating a screw from the bottom surface of the bottom cover 2 to connect the second fixed column 203 on the bottom cover 2 with the first fixed column 1011 on the cylindrical main body 1; placing a second sealing gasket 13 on the blocking piece 12, and placing the adapter on the second sealing gasket 13; the top cover 3 is connected with the first end of the ring sleeve 401 of the valve core 4 in a threaded mode; the assembly process of the waterway switcher is completed by inserting one end of the operating portion 902 (which may be a rod-shaped handle) of the driving member 9 into the mounting hole 9034 provided in the arc-shaped plate 9032 of the driving member 9 from the second opening 103 of the cylindrical body 1.

As shown in fig. 1-2 c, when the operating portion 902 is moved to the first end of the second opening 103 of the tubular main body 1, the driving member 9 drives the rotating shaft 501 of the rotating member 5 to rotate along the first direction, the swing arm 502 of the rotating member 5 rotates to the first position, the sealing member 6 on the swing arm 502 seals the first outlet 4021, at this time, the first outlet 201 does not discharge water, and the second outlet 4041 discharges water; the operating part 902 is shifted to the second end of the second opening 103 of the tubular main body 1, the driving part 9 drives the rotating shaft 501 of the rotating part 5 to rotate along the direction opposite to the first direction, the swing arm 502 of the rotating part 5 rotates to the second position, the sealing part 6 on the swing arm 502 seals the second outlet 4022, at this moment, the second outlet 4041 does not discharge water, the first outlet 201 discharges water, and therefore the switching of the water path is realized.

As shown in fig. 2 a-2 c, the waterway switcher of the embodiment of the present invention can be used in a faucet water purifier. Tap water purifier can install on the tap, and tap water purifier includes water route switching part and filter segment, and water route switching part can adopt the utility model discloses a water route switch, the second delivery port 4041 of water route switch and filter segment's water inlet intercommunication, filter segment are provided with the water purification export, and the first delivery port 201 of water route switch is the raw water export of tap water purifier. The waterway switcher is connected with the water outlet of the faucet through the adapter arranged in the water inlet 3011 of the waterway switcher, and raw water flowing out of the faucet enters the water inlet cavity 100 through the adapter, the second water passing hole 1301 of the second sealing gasket 13 and the first water passing hole 1201 of the baffle 12 in sequence. The operation portion 902 of the reciprocating toggle driving member 9 switches the water path inside the water path switch, so that the first water outlet 201 (i.e. the raw water outlet of the faucet water purifier) of the water path switch flows raw water or the purified water outlet of the filtering portion flows purified water.

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 water-stopping valve comprises a shell, a valve core and a driving water-stopping assembly, wherein the valve core and the driving water-stopping assembly are arranged in the shell;

the shell is provided with a water inlet and a first water outlet;

a water inlet cavity communicated with the water inlet and a water outlet cavity communicated with the first water outlet are formed between the valve core and the shell, the valve core is provided with a second water outlet exposed outside the shell, a first flow outlet and a second flow outlet which are communicated with the water inlet cavity, the first flow outlet is also communicated with the water outlet cavity, and the valve core is also provided with a water outlet flow channel communicated with the second flow outlet and the second water outlet;

the driving water stopping assembly comprises a rotating shaft parallel to the axial direction of the water inlet, a swinging arm and a driving piece which are respectively connected to two ends of the rotating shaft and extend along the radial direction of the rotating shaft, and a sealing piece arranged on the swinging arm, and the driving water stopping assembly is rotatably arranged in the shell through the rotating shaft;

the driving piece comprises an operating part extending out of the shell, and the operating part can be toggled in a plane vertical to the rotating shaft under the action of external force, so that one end of the swing arm, which is far away from the rotating shaft, can move between the first outflow port and the second outflow port in a reciprocating mode;

when one end of the swing arm, which is far away from the rotating shaft, moves to the first outflow port, the sealing element seals the first outflow port; when one end of the swing arm, which is far away from the rotating shaft, moves to the second outlet, the sealing element seals the second outlet.

2. The waterway switcher of claim 1, wherein: the driving water stopping assembly further comprises an elastic piece arranged on the swing arm, and the elastic piece has elasticity and compresses and seals the sealing piece on the first outflow port or the second outflow port.

3. The waterway switcher of claim 2, wherein: the elastic component is a spring, the swing arm is far away from one end of the rotating shaft is provided with a first annular rib and a limiting column located inside the first annular rib, one end of the spring is sleeved and fixed on the limiting column, and the other end of the spring is abutted to the sealing component.

4. The waterway switcher of claim 3, wherein: the sealing member includes the gasket and locates second annular muscle on the first side of gasket, second annular muscle card is gone into and is established in the first annular muscle the spring is outside, the other end butt of spring is in on the gasket, the gasket compresses tightly and the shutoff is in on the first flow outlet perhaps on the second flow outlet.

5. The waterway switcher of claim 4, wherein: the side surface of the sealing sheet opposite to the first side surface is a sealing surface, and the sealing surface is in a smooth concave shape from the circumferential edge to the central position.

6. The waterway switcher of claim 4, wherein: the swing arm is located the intake antrum, still be equipped with the discharge orifice on the swing arm, the discharge orifice intercommunication the intake antrum with inside the first annular muscle.

7. The waterway switcher of any of claims 1-6, 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, the valve core comprises a ring sleeve and a partition plate arranged in the ring sleeve, the first end of the ring sleeve is communicated with the water inlet and forms the water inlet cavity with the first end of the shell, and the second end of the ring sleeve is communicated with the first water outlet and forms the water outlet cavity with the second end of the shell; the baffle plate is provided with the first outflow port, the second outflow port and a shaft hole, and the rotating shaft is rotatably arranged in the shaft hole.

8. The waterway switcher of claim 7, wherein: the side surface of the partition plate, which faces the second end of the ring sleeve, is provided with an installation cavity which is isolated from both the water inlet cavity and the water outlet cavity, the ring sleeve is provided with a first opening which extends along the circumferential direction, and the first opening is an inlet and an outlet of the installation cavity;

the shaft hole with the installation cavity intercommunication, a part of driving piece is followed first opening stretches into in the installation cavity and with the second end of pivot is connected, the swing arm with the first end of pivot is connected.

9. The waterway switcher of claim 8, wherein: an outflow pipe with one end communicated with the second outflow port is further arranged on the side face, facing the second end of the ring sleeve, of the partition plate, the other end of the outflow pipe extends out of the ring sleeve and forms the second water outlet, and the outflow channel is formed inside the outflow pipe.

10. The waterway switcher of claim 1, wherein: the rotating shaft and the water inlet are coaxially arranged.

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