CN112283405A - Water outlet switching valve and combined shower - Google Patents

Water outlet switching valve and combined shower Download PDF

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Publication number
CN112283405A
CN112283405A CN201910682422.4A CN201910682422A CN112283405A CN 112283405 A CN112283405 A CN 112283405A CN 201910682422 A CN201910682422 A CN 201910682422A CN 112283405 A CN112283405 A CN 112283405A
Authority
CN
China
Prior art keywords
valve core
water outlet
opening
valve
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910682422.4A
Other languages
Chinese (zh)
Inventor
林方棋
胡力宏
但堂俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xiamen Solex High Tech Industries Co Ltd
Original Assignee
Xiamen Solex High Tech Industries Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xiamen Solex High Tech Industries Co Ltd filed Critical Xiamen Solex High Tech Industries Co Ltd
Priority to CN201910682422.4A priority Critical patent/CN112283405A/en
Priority to PCT/CN2020/104294 priority patent/WO2021018033A1/en
Publication of CN112283405A publication Critical patent/CN112283405A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
    • F16K11/085—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • F16K27/065—Construction of housing; Use of materials therefor of taps or cocks with cylindrical plugs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/60—Handles
    • F16K31/605—Handles for single handle mixing valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
    • F16K5/0407—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
    • F16K5/0457—Packings
    • F16K5/0471—Packings between housing and plug

Abstract

The invention provides a water outlet switching valve, which comprises: a housing and a valve cartridge; the shell is provided with a water inlet, at least two water outlets and a mounting opening for mounting the valve core; the valve core is arranged in the shell from the mounting opening, and the outer wall of the valve core is in sealing connection with the inner wall of the shell at the periphery of the water outlet through a sealing element, so that the water outlet can only be communicated with the valve core positioned in the projection area of the sealing element; the valve core is provided with a hollow cavity, the bottom end surface of the hollow cavity is communicated with the water inlet, and the side surface of the valve core is provided with an opening communicated with the hollow cavity; the case receives the exogenic action and rotates along self axial in the shell, and when the opening rotated to in the projected area of one of them sealing member, the delivery port that this sealing member corresponds was through opening and cavity body and water inlet intercommunication and is gone out water. The water outlet switching valve has the advantages of simple valve core installation, simpler main structure, simplified processing technology and reduced production cost.

Description

Water outlet switching valve and combined shower
Technical Field
The invention relates to a water outlet device, in particular to a water outlet switching valve.
Background
In addition to the function of switching water, the control valve core commonly used by a plurality of water outlet terminals also needs to have the function of switching water paths, namely, switching different water outlet terminals for water outlet. In traditional water route switches case, often designed a plurality of water flow channels, when the operation valve rod, the valve rod drives sealing member and seals one of them runner, and another runner is opened, accomplishes the water route and switches like this. The structure needs to involve a plurality of water ways which are not interfered with each other in the valve core, so the structure of the valve core is more complex, the process steps are more complicated during production, and the processing cost is high.
Disclosure of Invention
The invention aims to solve the main technical problem of providing the water outlet switching valve, which has the advantages of simple valve core installation, simpler main structure, simplified processing technology and reduced production cost.
In order to solve the above technical problem, the present invention provides a water outlet switching valve, including: a housing and a valve cartridge;
the shell is provided with a water inlet, at least two water outlets and a mounting opening for mounting the valve core;
the valve core is arranged in the shell from the mounting opening, and the outer wall of the valve core is in sealing connection with the inner wall of the shell at the periphery of the water outlet through a sealing element, so that the water outlet can only be communicated with the valve core positioned in the inner part of the projection area of the sealing element;
the valve core is provided with a hollow cavity, the bottom end face of the hollow cavity is communicated with the water inlet, and the side face of the valve core is provided with an opening communicated with the hollow cavity; the valve core is acted by external force and rotates along the axial direction of the valve core in the shell, and when the opening rotates into the projection area of one of the sealing elements, the water outlet corresponding to the sealing element is communicated with the water inlet through the opening and the hollow cavity body to discharge water.
In a preferred embodiment: the sealing element comprises a first sealing ring and a second sealing ring which are coaxially arranged, wherein the first sealing ring is attached and sealed with the inner wall of the shell, and the second sealing ring is attached and sealed with the outer wall of the valve core.
In a preferred embodiment: the inner wall of the shell is provided with a step surface, and the outer wall of the valve core is provided with a limiting surface which is in butt fit with the step surface; the gland nut is fixed at the mounting opening and pushes the valve core to the limiting surface to be abutted against the step surface.
In a preferred embodiment: the gland nut is provided with a abdication opening, and the valve rod of the valve core extends out of the shell through the abdication opening and is connected with the operating part in a linkage manner.
In a preferred embodiment: the side of case is provided with two openings along circumference interval, the contained angle between two openings is inequality with the contained angle between two delivery ports.
The invention also provides a water outlet switching valve, which comprises: a valve core and a valve core seat;
the valve core seat is provided with a water inlet hole, at least two water outlet holes and an installation opening for installing the valve core;
the valve core is arranged in the valve core seat from the mounting opening, and the outer wall of the valve core is in sealing connection with the inner wall of the valve core seat at the periphery of the water outlet hole through a sealing element, so that the water outlet hole can only be communicated with the valve core positioned in the part within the projection area of the sealing element;
the valve core is provided with a hollow cavity, the bottom end surface of the hollow cavity is communicated with the water inlet hole, and the side surface of the valve core is provided with an opening communicated with the hollow cavity; the valve core is acted by external force and rotates along the axial direction of the valve core seat, when the opening rotates to the projection area of one of the sealing elements, the water outlet hole corresponding to the sealing element is communicated with the water inlet hole through the opening and the middle cavity body to discharge water.
In a preferred embodiment: the sealing element comprises a first sealing ring and a second sealing ring which are coaxially arranged, wherein the first sealing ring is attached and sealed with the inner wall of the valve core seat, and the second sealing ring is attached and sealed with the outer wall of the valve core.
In a preferred embodiment: the valve core is characterized by also comprising a gland nut, wherein the inner wall of the valve core seat is provided with a step surface, and the outer wall of the valve core is provided with a limiting surface which is in butt fit with the step surface; the gland nut is fixed at the mounting opening and pushes the valve core to the limiting surface to be abutted against the step surface.
In a preferred embodiment: the gland nut is provided with a abdication opening, and the valve rod of the valve core extends out of the valve core seat through the abdication opening and is connected with the operating part in a linkage way.
In a preferred embodiment: the device also comprises a shell, wherein the shell is provided with a hollow cavity and a through hole communicated with the hollow cavity; the valve core seat is arranged in the hollow cavity through the through hole, and the shell is provided with a water inlet and a water outlet at the positions corresponding to the water inlet hole and the water outlet hole respectively.
The invention also provides a combined shower, which uses the water outlet switching valve.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
the water outlet switching valve provided by the invention has the advantages that the structure of the shell is very simple, only the corresponding opening is required to be opened, and the design of a water path for the shell is not required. The valve core is simple in structure and only needs a hollow cavity and a corresponding opening. Therefore, the structure of the shell and the valve core is simplified, the process requirements and the process steps in the production process are simplified, and the production cost is lower. Meanwhile, after the structure is adopted, the valve core can be integrally installed into the shell from the installation opening of the shell, and the valve core does not need to be divided into two parts to be respectively installed into the shell from two directions like the traditional valve core, so that the installation steps of the valve core are simplified, meanwhile, the integrity of the valve core is stronger, and the valve core is not easy to damage in the using process and the installation process.
Drawings
Fig. 1 is a perspective view of a water outlet switching valve in preferred embodiment 1 of the present invention;
fig. 2 is a sectional view of the water outlet switching valve in preferred embodiment 1 of the present invention;
fig. 3 is an exploded view of the water outlet switch valve in preferred embodiment 1 of the present invention;
fig. 4 and 5 are water outlet waterway diagrams of two water outlets of the water outlet switching valve in the preferred embodiment 1 of the present invention;
fig. 6 is a perspective view of the water outlet switching valve in preferred embodiment 2 of the present invention;
fig. 7 is a sectional view of a water outlet switching valve in preferred embodiment 2 of the present invention;
fig. 8 is an exploded view of the water outlet switch valve in preferred embodiment 2 of the present invention;
fig. 9 and 10 are water outlet waterway diagrams of two water outlets of the water outlet switching valve in the preferred embodiment 2 of the present invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Example 1
Referring to fig. 1-5, a water outlet switch valve includes: a housing 1 and a valve core 2;
the shell 1 is provided with a water inlet 11 and two water outlets 12, the shell 1 comprises a first end 15 and a second end 14, the second end 14 is connected to the wall surface, the first end 15 is arranged at the other end of the shell 1 far away from the wall surface, an installation opening 13 is arranged at the first end 15, and the installation opening 13 is used for installing the valve core 2; the number of the water outlets 12 can be freely adjusted according to the number of the water outlet terminals, and if the water outlet switching valve is used in a combination shower, the number of the water outlets 12 can be set to two in order to supply water to the gondola water faucet and the handy water faucet.
The valve core 2 is arranged in the shell 1 from the installation opening 13, and the outer wall of the valve core 2 is in sealing connection with the inner wall of the shell 1 at the periphery of the water outlet 12 through the sealing element 3, so that the water outlet 12 can only be communicated with the valve core 2 positioned in the part within the projection area of the sealing element 3;
the valve core 2 is provided with a hollow cavity, the bottom end face of the hollow cavity is communicated with the water inlet 11, and the side face of the valve core 2 is provided with an opening 21 communicated with the hollow cavity; the valve core 2 is acted by external force and rotates along the self axial direction in the shell 1, when the opening 21 rotates to the projection area of one sealing element 3, the water outlet 12 corresponding to the sealing element 3 is communicated with the water inlet 11 through the opening 21 and the hollow cavity body to discharge water.
Through the above description, after the structural design is adopted, the structure of the shell 1 itself is very simple, only the corresponding opening needs to be opened, and the waterway design of the shell 1 itself is not needed. The valve core 2 is simple in structure and only needs a hollow cavity and a corresponding opening. Therefore, the structure of the shell 1 and the valve core 2 is simplified, the process requirements and the process steps in the production process are simplified, and the production cost is lower. Meanwhile, after the structure is adopted, the valve core 2 can be integrally installed in the shell 1 from the installation opening 13 of the shell 1, and the valve core is not required to be divided into two parts and respectively installed in the shell 1 from two directions like a traditional valve core, so that the installation step of the valve core 2 is simplified, meanwhile, the integrity of the valve core 2 is stronger, and the valve core is not easy to damage in the using process and the installation process.
As can be seen from the above description, in the structure of the present embodiment, the housing 1 and the valve core 2 do not have a function of sealing a certain waterway, and the sealing function is realized by the sealing member 3. In this embodiment, the sealing element 3 includes a first sealing ring 31 and a second sealing ring 32 which are coaxially disposed, where the first sealing ring is attached to and sealed with the inner wall of the housing 1, and the second sealing ring is attached to and sealed with the outer wall of the valve core 2. Because the sealing element 3 is kept still all the time in the rotation process of the valve core 2, the first sealing ring 31 and the second sealing ring 32 can be kept in the joint state with the inner wall of the shell 1 and the outer wall of the valve core 2 all the time, and the sealing effect is very reliable.
In order to fix the valve core 2 in the housing 1, the embodiment further includes a gland nut 4, the inner wall of the housing 1 has a step surface 14, and the outer wall of the valve core 2 has a limiting surface 22 in abutting fit with the step surface 14; the gland nut 4 is fixed at the installation opening 13 and pushes the valve core 2 to the limit surface 22 to be abutted against the step surface 14.
The gland nut 4 is provided with a yielding opening, and the valve rod 23 of the valve core 2 extends out of the shell 1 through the yielding opening and is connected with the operating piece 5 in a linkage manner.
In this embodiment, the operating member 5 is a knob, and the valve rod 23 can be driven to rotate by rotating the knob.
The side surface of the valve core 2 is provided with two openings 21 at intervals along the circumferential direction, so that the water outlet can be switched by only rotating the knob by a relatively small angle. In addition, in order to ensure that the two water outlets 12 do not simultaneously discharge water, it is required to ensure that the two openings 21 do not simultaneously rotate into the projection area of the sealing member 3, and therefore, the included angle between the two openings 21 is different from the included angle between the two water outlets 12. Specifically, in this embodiment, the included angle between the two water outlets 12 is 180 °, and the included angle between the two openings 21 is 90 °.
Example 2
Referring to fig. 6 to 10, the present embodiment provides a water outlet switching valve, including: a valve core 6 and a valve core seat 7;
the valve core seat 7 is provided with a water inlet hole 71, at least two water outlet holes 72 and a mounting opening 73 for mounting the valve core 6; the number of the water outlet holes 72 can be freely adjusted according to the number of the water outlet terminals, and if the water outlet switching valve is used in a combined shower, the number of the water outlet holes 72 can be set to two in order to supply water to the shower head and the hand-held shower.
The valve core 6 is placed in the valve core seat 7 from the installation opening 73, and the outer wall of the valve core 6 and the inner wall of the valve core seat 7 are in sealing connection through the sealing element 8 at the periphery of the water outlet hole 72, so that the water outlet hole 72 can only be communicated with the valve core 6 positioned in the part within the projection area of the sealing element 8;
the valve core 6 is provided with a hollow cavity, the bottom end surface of the hollow cavity is communicated with the water inlet hole 71, and the side surface of the valve core 6 is provided with an opening 61 communicated with the hollow cavity; when the valve core 6 is acted by external force and rotates along the axial direction of the valve core seat 7, and the opening 61 rotates into the projection area of one of the sealing members 8, the water outlet hole 72 corresponding to the sealing member 8 is communicated with the water inlet hole 71 through the opening and the hollow cavity body to discharge water.
Through the above description, after the above structural design is adopted, the structure of the valve core seat 7 itself is very simple, only the corresponding opening needs to be opened, and the waterway design of the valve core seat 7 itself is not needed. The valve core 6 is simple in structure, and only a hollow cavity and a corresponding opening are needed. Therefore, the structure of the valve core seat 7 and the valve core 6 are simplified, the process requirements and the process steps in the production process are simplified, and the production cost is lower. Meanwhile, after the structure is adopted, the valve core 6 can be integrally installed in the valve core seat 7 from the installation opening 73 of the valve core seat 7, and the valve core is not required to be divided into two parts and respectively installed in the valve core seat 7 from two directions like a traditional valve core, so that the installation step of the valve core 6 is simplified, meanwhile, the integrity of the valve core 6 is stronger, and the valve core is not easy to damage in the using process and the installation process.
As can be seen from the above description, in the structure of this embodiment, the valve core seat 7 and the valve core 6 do not have a function of sealing a certain waterway, and the sealing function depends on the sealing member 8. In this embodiment, the sealing element 8 includes a first sealing ring 81 and a second sealing ring 82 which are coaxially disposed, wherein the first sealing ring 81 is attached to and sealed with the inner wall of the valve core seat 7, and the second sealing ring 82 is attached to and sealed with the outer wall of the valve core 6. Because the sealing element 8 is always kept still in the rotation process of the valve core 6, the first sealing ring 81 and the second sealing ring 82 can always keep the joint state with the inner wall of the valve core seat 7 and the outer wall of the valve core 6, and the sealing effect is very reliable.
In order to fix the valve core 6 in the valve core seat 7, the valve core further comprises a gland nut 9, the inner wall of the valve core seat 7 is provided with a step surface, and the outer wall of the valve core 6 is provided with a limiting surface which is in butt fit with the step surface 74; the gland nut 8 is fixed at the installation opening 73, and pushes the valve core 6 to a limit surface to be abutted against a step surface.
The gland nut 4 is provided with a abdicating opening, and the valve rod 62 of the valve core 6 extends out of the valve core seat 7 through the abdicating opening and is connected with the operating part in a linkage way.
In this embodiment, the operating member is a rotating handle, and the rotating handle can drive the valve rod 62 to rotate.
In this embodiment, two openings 61 are circumferentially spaced on the side surface of the valve core 6, so that the handle can be switched to discharge water only by rotating a relatively small angle. In addition, in order to ensure that the two water outlet holes 72 do not simultaneously discharge water, it is required to ensure that the two openings 61 do not simultaneously rotate into the projection area of the sealing member 8, and therefore, the included angle between the two openings 61 is different from the included angle between the two water outlet holes 72. Specifically, in this embodiment, the included angle between the two water outlet holes 72 is 180 °, and the included angle between the two openings 61 is 90 °.
The embodiment further comprises a housing 10, wherein the housing 10 is provided with a hollow cavity and a through hole communicated with the hollow cavity; the valve core seat 7 is arranged in the hollow cavity through a through hole, and the shell 1 is provided with a water inlet 101 and a water outlet 102 at positions corresponding to the water inlet hole 71 and the water outlet hole 72 respectively.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby. Equivalent changes and modifications made according to the patent scope and the specification of the present invention should be covered by the present invention.

Claims (11)

1. A go out water diverter valve, its characterized in that includes: a housing and a valve cartridge;
the shell is provided with a water inlet, at least two water outlets and a mounting opening for mounting the valve core;
the valve core is arranged in the shell from the mounting opening, and the outer wall of the valve core is in sealing connection with the inner wall of the shell at the periphery of the water outlet through a sealing element, so that the water outlet can only be communicated with the valve core positioned in the inner part of the projection area of the sealing element;
the valve core is provided with a hollow cavity, the bottom end face of the hollow cavity is communicated with the water inlet, and the side face of the valve core is provided with an opening communicated with the hollow cavity; the valve core is acted by external force and rotates along the axial direction of the valve core in the shell, and when the opening rotates into the projection area of one of the sealing elements, the water outlet corresponding to the sealing element is communicated with the water inlet through the opening and the hollow cavity body to discharge water.
2. A water outlet switch valve according to claim 1, wherein: the sealing element comprises a first sealing ring and a second sealing ring which are coaxially arranged, wherein the first sealing ring is attached and sealed with the inner wall of the shell, and the second sealing ring is attached and sealed with the outer wall of the valve core.
3. A water outlet switch valve according to claim 1, wherein: the inner wall of the shell is provided with a step surface, and the outer wall of the valve core is provided with a limiting surface which is in butt fit with the step surface; the gland nut is fixed at the mounting opening and pushes the valve core to the limiting surface to be abutted against the step surface.
4. A water outlet switch valve according to claim 3, wherein: the gland nut is provided with a abdication opening, and the valve rod of the valve core extends out of the shell through the abdication opening and is connected with the operating part in a linkage manner.
5. A water outlet switch valve according to claim 1 or 2 or 3 or 4, wherein: the side of case is provided with two openings along circumference interval, the contained angle between two openings is inequality with the contained angle between two delivery ports.
6. A go out water diverter valve, its characterized in that includes: a valve core and a valve core seat;
the valve core seat is provided with a water inlet hole, at least two water outlet holes and an installation opening for installing the valve core;
the valve core is arranged in the valve core seat from the mounting opening, and the outer wall of the valve core is in sealing connection with the inner wall of the valve core seat at the periphery of the water outlet hole through a sealing element, so that the water outlet hole can only be communicated with the valve core positioned in the part within the projection area of the sealing element;
the valve core is provided with a hollow cavity, the bottom end surface of the hollow cavity is communicated with the water inlet hole, and the side surface of the valve core is provided with an opening communicated with the hollow cavity; the valve core is acted by external force and rotates along the axial direction of the valve core seat, when the opening rotates to the projection area of one of the sealing elements, the water outlet hole corresponding to the sealing element is communicated with the water inlet hole through the opening and the middle cavity body to discharge water.
7. The water outlet switching valve according to claim 6, wherein: the sealing element comprises a first sealing ring and a second sealing ring which are coaxially arranged, wherein the first sealing ring is attached and sealed with the inner wall of the valve core seat, and the second sealing ring is attached and sealed with the outer wall of the valve core.
8. The water outlet switching valve according to claim 6, wherein: the valve core is characterized by also comprising a gland nut, wherein the inner wall of the valve core seat is provided with a step surface, and the outer wall of the valve core is provided with a limiting surface which is in butt fit with the step surface; the gland nut is fixed at the mounting opening and pushes the valve core to the limiting surface to be abutted against the step surface.
9. A water outlet switch valve according to claim 8, wherein: the gland nut is provided with a abdication opening, and the valve rod of the valve core extends out of the valve core seat through the abdication opening and is connected with the operating part in a linkage way.
10. A water outlet switch valve according to claim 6 or 7 or 8 or 9, wherein: the device also comprises a shell, wherein the shell is provided with a hollow cavity and a through hole communicated with the hollow cavity; the valve core seat is arranged in the hollow cavity through the through hole, and the shell is provided with a water inlet and a water outlet at the positions corresponding to the water inlet hole and the water outlet hole respectively.
11. A combination shower using the water outlet switching valve according to any one of claims 1 to 10.
CN201910682422.4A 2019-07-26 2019-07-26 Water outlet switching valve and combined shower Pending CN112283405A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201910682422.4A CN112283405A (en) 2019-07-26 2019-07-26 Water outlet switching valve and combined shower
PCT/CN2020/104294 WO2021018033A1 (en) 2019-07-26 2020-07-24 Water outlet switching valve and combined shower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910682422.4A CN112283405A (en) 2019-07-26 2019-07-26 Water outlet switching valve and combined shower

Publications (1)

Publication Number Publication Date
CN112283405A true CN112283405A (en) 2021-01-29

Family

ID=74419296

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910682422.4A Pending CN112283405A (en) 2019-07-26 2019-07-26 Water outlet switching valve and combined shower

Country Status (1)

Country Link
CN (1) CN112283405A (en)

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