CN114198519A - Control switch valve - Google Patents

Control switch valve Download PDF

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Publication number
CN114198519A
CN114198519A CN202210014652.5A CN202210014652A CN114198519A CN 114198519 A CN114198519 A CN 114198519A CN 202210014652 A CN202210014652 A CN 202210014652A CN 114198519 A CN114198519 A CN 114198519A
Authority
CN
China
Prior art keywords
valve
water
valve rod
fixing piece
control switch
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
CN202210014652.5A
Other languages
Chinese (zh)
Inventor
卢文荣
张潇潇
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.)
Pengwei Xiamen Industry Co ltd
Original Assignee
Pengwei Xiamen Industry 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 Pengwei Xiamen Industry Co ltd filed Critical Pengwei Xiamen Industry Co ltd
Priority to CN202210014652.5A priority Critical patent/CN114198519A/en
Publication of CN114198519A publication Critical patent/CN114198519A/en
Pending legal-status Critical Current

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    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
    • F16K3/06—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages
    • F16K3/08—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages with circular plates rotatable around their centres
    • 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
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
    • F16K11/207—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with two handles or actuating mechanisms at opposite sides of the housing
    • 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
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
    • F16K11/22—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with an actuating member for each valve, e.g. interconnected to form multiple-way 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
    • F16K27/045—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members with pivotal obturating members
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/34—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)

Abstract

A control switch valve comprises a valve shell, a valve rod and a control flow switch, wherein a cavity which is longitudinally communicated is formed in the middle of the valve shell, and a circular slot with an opening in one side direction is formed in the top of the valve shell; the periphery of the fixing piece is circular with a flange, the middle of the fixing piece is a hollow window, the hollow window is non-circular in shape, the fixing piece is rotatably arranged in a circular slot at the top of the valve shell, and the flange of the fixing piece can rotate within the range of the lateral opening; the cross section of the fixing piece matching part of the valve rod is consistent with the shape of the hollow window in the middle of the fixing piece, and the fixing piece matching part is clamped and fixed with the hollow window; at least one of the valve shell or the valve rod is provided with at least one water outlet; the valve rod is linked to control the flow switch to rotate in a rotating range, the size or the closing of an opening of the flow switch is further controlled to control the opening and the closing or the size and the closing of water flow, and the opening of the flow switch is communicated with the valve shell or a water outlet of the valve rod when the flow switch is opened.

Description

Control switch valve
Technical Field
The invention relates to the field of bathrooms, in particular to a control switch valve.
Background
The control switch valve, the field of use is very wide, especially in the sanitary ware trade, the technology is more mature in the existing switch valve, there is certain drawback, such as patent No. 201310568795.1, wherein mention-the base is assembled in the valve casing from bottom to top hermetically, the valve stem passes the valve casing from top to bottom and stretches into the upper chamber of the base, a pin crosses the arcuate slot of the valve casing, the mating hole of the base and the pilot hole of the valve stem laterally and sequentially to assemble the valve casing, base 3 and valve stem 2 together; however, due to the assembly mode, the pin hole of the base and the pin hole of the valve rod are staggered, and when the pin penetrates through the valve rod and the base, debris is easily generated and easily goes to the sealing piece to affect the sealing effect of the sealing piece.
Disclosure of Invention
The invention aims to provide a control switch valve which is stable in structure and simple to mount.
In order to achieve the above purpose, the solution of the invention is:
a control switch valve comprises a valve shell, a valve rod and a control flow switch, wherein a cavity which is longitudinally communicated is formed in the middle of the valve shell, and a circular slot with an opening in one side direction is formed in the top of the valve shell; the periphery of the fixing piece is circular with a flange, the middle of the fixing piece is a hollow window, the hollow window is non-circular in shape, the fixing piece is rotatably arranged in a circular slot at the top of the valve shell, and the flange of the fixing piece can rotate within the range of the lateral opening; the valve rod comprises a knob part, a fixing piece matching part and a linkage part linked with the flow control switch, the cross section of the fixing piece matching part is consistent with the shape of the hollow window in the middle of the fixing piece, the knob part of the valve rod penetrates from the bottom of the valve shell and penetrates out of the top of the valve shell, and the fixing piece matching part is clamped and fixed with the hollow window; at least one of the valve shell or the valve rod is provided with at least one water outlet; the valve rod rotates in a rotating range between the flange of the fixing piece and the lateral opening, the valve rod is linked to control the flow switch to rotate in the rotating range, the size or the closing of the opening of the flow switch is further controlled to control the opening and the closing or the size and the size of water flow passing through the opening, and the opening of the flow switch is communicated with the valve shell or a water outlet of the valve rod when the opening is opened.
Furthermore, the flow control switch is a combination of an upper ceramic plate and a lower ceramic plate, the upper ceramic plate is provided with at least one positioning groove and at least one water passing surface, and the lower ceramic plate is provided with water passing holes corresponding to the water passing surface of the upper ceramic plate; the linkage part of the valve rod is provided with at least one positioning lug corresponding to the positioning groove of the upper ceramic plate, the positioning groove of the upper ceramic plate is upwards clamped into the positioning lug, and the upper ceramic plate rotates in the valve shell along with the rotation of the valve rod; the lower ceramic plate is attached to the lower part of the upper ceramic plate and fixed on the valve shell; the lateral wall of the valve shell is provided with at least one water outlet, the water passing hole and the water passing surface form a water passing channel when being conducted, and the water passing channel is further communicated with the water outlet of the valve shell.
Furthermore, the upper ceramic plate is symmetrically arranged, two positioning grooves are symmetrically arranged above the upper ceramic plate respectively, a sealing surface is arranged below the upper ceramic plate, two symmetrical water passing surfaces are arranged on two sides of the upper ceramic plate, and the two water passing surfaces are concave gaps; the lower ceramic plate is correspondingly provided with two symmetrical water through holes.
Further, potsherd bottom is equipped with a rubber packing ring down, the rubber packing ring center is the fretwork, and the rubber packing ring is fixed in the valve casing bottom.
Furthermore, the flow control switch is a stainless steel sheet and an eccentrically arranged water stop gasket, the bottom of the stainless steel sheet is a sealing surface with a sealing effect, and the stainless steel sheet is provided with water passing holes gradually changing from large to small; the water stop gasket is an elastic gasket with a through hole in the center; the stainless steel sheet is fixed on a linkage part of the valve rod, the water stop gasket is eccentrically arranged at the bottom of the stainless steel sheet and is abutted against a sealing surface of the stainless steel sheet, an inner cavity is formed in the bottom of the valve rod, at least one water outlet is formed in the side wall of the inner cavity, the stainless steel sheet rotates along with the rotation of the valve rod and rotates relative to the water stop gasket to control the conduction of a water passing hole of the stainless steel sheet and a through hole of the water stop gasket and the size of the conduction area, and once the water passing hole is conducted with the through hole of the water stop gasket, a water passing channel formed by the conduction of the water passing hole and the through hole of the water stop gasket is further communicated with the water outlet of the valve rod.
Furthermore, a plurality of flow guide columns extending along the axial direction are arranged in the inner cavity of the valve rod.
Further, the linkage portion of the valve rod is arranged into two symmetrical mounting grooves in the outer wall of the bottom of the valve rod, the stainless steel sheet is provided with two symmetrical bending portions, and the bending portions are locked in the mounting grooves in the bottom of the valve rod one by one and used for fixing the stainless steel sheet to the bottom of the valve rod.
Further, the upper edge of the circular slot at the top of the valve shell is designed into a circular boss shape and is clasped with a groove part at the upper end of the fixing piece matching part of the valve rod, so that the valve rod is ensured not to fall off.
Furthermore, the stainless steel sheet has two water holes, and the water holes are in the shape of water drops.
Further, a hollow window is arranged in the middle of the fixing piece, and three asymmetric tangent planes are arranged on the hollow window; the cross section of the fixing piece matching part of the valve rod is consistent with the shape of the hollow window in the middle of the fixing piece, and the fixing piece matching part is fixedly clamped with the hollow window.
Further, the lateral opening of the circular slot at the top of the valve housing is set to be a 90-degree opening.
The utility model provides a tap main part, includes main part inner core and two inlet pins, the inside route that switches on around for of main part inner core, further be equipped with out the water interface on the main part inner core, main part case both sides are equipped with the inlet pin respectively, inlet pin upper end all has a case holding chamber, case holding chamber faces the opening part of the internal access of main part inner core, and each case holding intracavity all is equipped with above-mentioned arbitrary item the control switch valve, the delivery port of control switch valve's valve casing just switches on to the opening part of the internal access of main part inner core and with it.
Further, an eccentric groove communicated with the water inlet pipe pin is eccentrically arranged below the valve core accommodating cavity, the water stopping gasket is arranged in the eccentric groove, a spring is arranged below the water stopping gasket, and the spring abuts against the water stopping gasket to enable the water stopping gasket to abut against the sealing surface of the stainless steel sheet.
After the scheme is adopted, the valve rod is rotated to drive the control flow switch to be opened or closed, the opening degree of the flow switch is further controlled, and due to the utilization of the hollow window in the middle of the fixing piece, the shape of the hollow window is consistent with that of the matching part of the fixing piece of the valve rod, and the hollow window and the fixing piece can mutually generate a linkage effect, the flange of the fixing piece can rotate in the range of the lateral opening, the rotation radian of the fixing piece is controlled by the size of the lateral opening, and the opening radian and the closing of the control flow switch controlled by the valve rod are further ensured; when the design, will control flow switch's opening size, little or open, close all designs in the rotation range of stationary blade to the valve rod can realize its big, little or the control of opening, closing to water passageway in the rotation range of an easy control, this stable in structure realizes accurate control easily, and simple structure, easily production and assembly.
Drawings
FIG. 1 is an exploded view of a first embodiment of the present invention;
FIG. 2 is an exploded view of a first embodiment of the present invention showing a valve housing and a securing plate;
FIG. 3 is a schematic view of a valve housing and anchor plate assembly according to a first embodiment of the present invention;
FIGS. 4 and 5 are schematic structural views of a valve stem according to a first embodiment of the invention;
FIG. 6 is a first assembly diagram of the present invention;
FIG. 7 is a schematic cross-sectional view of a valve housing according to an embodiment of the present invention;
FIG. 8 is a schematic cross-sectional view of the valve stem and the fixing plate according to the first embodiment of the present invention;
FIG. 9 is a partial schematic view of a first embodiment of the invention;
FIGS. 10 and 11 are schematic views of the faucet body assembled according to the first embodiment of the present invention;
FIG. 12 is an exploded view of the structure of the second embodiment of the present invention;
FIG. 13 is a schematic view of a stainless steel sheet according to a second embodiment of the present invention;
FIG. 14 is a schematic cross-sectional view of a second embodiment of the present invention;
FIG. 15 is a schematic sectional view of the assembled fixing sheet of the second embodiment of the present invention;
FIG. 16 is a schematic view of the second embodiment of the present invention assembled to a main faucet body.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
Example 1
As shown in fig. 1-11, a control switch valve comprises a valve housing 1, a valve rod 2 and a control flow switch, wherein a cavity 12 which is longitudinally communicated is arranged in the middle of the valve housing 1, a circular slot 11 with a lateral opening 111 is arranged at the top of the valve housing 1, and the lateral opening 111 is arranged as a 90-degree opening; the fixing piece 3 is circular with a flange 31 on the periphery of the fixing piece 3, a hollow window 32 is arranged in the middle of the fixing piece 3, the hollow window 32 is non-circular, and the hollow window 32 is provided with three asymmetric first sections 33;
as shown in fig. 3, the fixing plate 3 is rotatably disposed in the circular slot 11 at the top of the valve housing 1 and the flange 31 of the fixing plate 3 is located in the lateral opening 111 and can rotate within the lateral opening 111; the valve rod 2 comprises a knob part 21, a fixing piece matching part 22 and a linkage part linked with a flow control switch, wherein the cross section of the fixing piece matching part 22 is consistent with the shape of a hollow window 32 in the middle of a fixing piece 3, three corresponding asymmetric second sections 33 are arranged, and the fixing piece matching part 22 is clamped and fixed with the hollow window 32; the knob part 21 of the valve rod 2 penetrates from the bottom of the valve casing 1 and penetrates out of the top of the valve casing 1, the knob part is hermetically fixed in the valve casing 1 through two first sealing rings 28 arranged on the outer wall of the valve rod 2, and the fixing piece matching part 22 is clamped and fixed with the hollow window 32; in this embodiment, the side wall of the valve housing 1 is provided with a pair of opposing water outlets 13.
In this embodiment, the flow control switch is a combination of an upper ceramic plate 4 and a lower ceramic plate 5, in this embodiment, the upper ceramic plate 4 is symmetrically arranged, two positioning grooves 43 are symmetrically arranged above the upper ceramic plate 4 respectively, a sealing surface 41 is arranged below the upper ceramic plate 4, two water passing surfaces 42 which are symmetrical to each other are arranged on two sides of the upper ceramic plate 4, and the two water passing surfaces 42 are inward concave gaps; the lower ceramic piece 5 is provided with first water through holes 51 corresponding to the water through surface 42 of the upper ceramic piece 4, the two first water through holes 51 are symmetrical, and the upper surface of the lower ceramic piece is also a sealing surface; the linkage part of the valve rod 2 is provided with two symmetrical positioning lugs 24 which are in one-to-one correspondence with the two positioning grooves 43 of the upper ceramic piece 4, as shown in fig. 6, the positioning lugs 24 corresponding to the positioning grooves 43, the positioning grooves 43 of the upper ceramic piece 4 are upwards clamped into the positioning lugs 24, and the upper ceramic piece 4 rotates in the valve housing 1 along with the rotation of the valve rod 2; the lower ceramic plate 5 is attached to the sealing surface 41 below the upper ceramic plate 4 and fixed on the valve casing 1, in the embodiment, two limiting lugs 52 are arranged on two sides of the lower ceramic plate 4, two limiting grooves 15 are arranged at corresponding positions on the inner wall of the valve casing 1, and the two limiting lugs 52 of the lower ceramic plate 4 are clamped into the two limiting grooves 15 in the valve casing to fix the lower ceramic plate 4 in the valve casing 1; with the relative rotation of the upper ceramic plate 5 and the lower ceramic plate 5, a water passing channel is formed when the first water passing hole 51 is communicated with the water passing surface 42, and the water passing channel is further communicated with the water outlet 13 of the valve casing 1; in this embodiment, the water passage formed by the upper ceramic plate 4 and the lower ceramic plate 5 is just right opposite to the water outlet 13 of the valve housing 1, as shown in fig. 11, the valve rod 2 rotates to control the size or closing of the water passage between the first water through hole 51 and the water through surface 42 in a linkage manner, so as to control the opening or closing or the size of the water flow passing through.
The bottom of the lower ceramic wafer 5 is provided with a rubber gasket 6, the rubber gasket 6 is hollow, and the rubber gasket 6 is fixed at the bottom of the valve casing 1 and is used for stably installing the upper ceramic wafer 4 and the lower ceramic wafer 5 in the valve casing 1.
In this embodiment, the water passing path formed by the upper ceramic plate 4 and the lower ceramic plate 5 is just right opposite to the water outlet 13 of the valve housing 1, as shown in fig. 11;
the upper edge 112 of the circular slot 11 at the top of the valve housing 1 is designed to be a circular boss shape and is engaged with the groove portion 221 at the upper end of the fixing piece matching portion 22 of the valve rod 2, so as to ensure that the valve rod 2 does not fall off.
As shown in fig. 10 to 11, in the present embodiment, a faucet main body 9 includes a main body inner core 91, a front-back conductive passage 911 is formed inside the main body inner core 91, a water outlet port 912 is further formed on the main body inner core 91, water inlet pins 92 are formed on two sides of the main body valve core 91, the upper ends of the water inlet pins 92 are provided with valve core accommodating cavities 921, the valve core accommodating cavities 921 are conductive to the inner passage 911 of the main body inner core 91, two control switch valves are respectively fixed to the valve core accommodating cavities 921 one by one, and are hermetically disposed in the valve core accommodating cavities by using second sealing rings 14 on the outer walls of the valve housing 1; the water outlet 13 of the valve housing 1 faces the internal passage 911 of the main body inner core 91 and is communicated with the internal passage 911, as shown in fig. 10, the valve core accommodating cavity 921 faces the passage 911 of the main body inner core 91, the cavity of the valve housing 1 surrounds the opening of the passage 911 of the main body inner core 91, the valve housing 1 of the control switch valve 10 presents an annular sinking structure 16 around the outer wall of the valve housing 1 at the water outlet 13, the second sealing ring 14 is arranged on the upper side of the water outlet 13, the annular sinking structure 16 faces the opening of the passage 911, and the annular sinking structure 16 forms a water filling cavity in the valve core accommodating cavity 921. The control switch valve 10 is fixed in the spool accommodation chamber 921 by a coupling nut 93 and a spool pressure cap 94.
When the valve is actually used, the knob part 21 of the valve rod 2 is rotated, so that the valve rod 2 drives the fixing piece 3 and the upper ceramic piece 4 linked with the valve rod to rotate, at the moment, the upper ceramic piece 4 and the lower ceramic piece 5 rotate relatively, the first water passing hole 51 and the water passing surface 42 form a water passing channel when being communicated, the water passing channel is further communicated with the water outlet 13 of the valve shell 1, at the moment, water of the water inlet pin flows through the water passing channel and flows through the water outlet 13, the water filling cavity of the valve core accommodating cavity 921 is filled with the water, and then flows into the channel 911 of the main body inner core 91, and flows out through the water outlet port 912 on the main body inner core 91 after being mixed with the inlet water of the other water inlet pin for use by a user;
in the rotating process of the valve rod 2, the size of the water passing channel formed by the upper ceramic piece 4 and the lower ceramic piece 5 is in direct proportion to the overlapping area between the first water passing hole 51 and the water passing surface 42, if the first water passing hole 51 avoids the water passing surface 42 and is completely attached to the sealing surface 41 of the upper ceramic piece 4, the control switch valve is closed, which means that the water inlet of the water inlet pin 92 on the side is closed and does not enter any more. The degree of the relative rotation between the upper ceramic plate 4 and the lower ceramic plate 5 depends on the rotation of the valve rod 2, the rotation of the valve rod 2 is within the rotation range of the flange 31 of the fixing plate 3 in the lateral opening 111, for example, in the present embodiment, the lateral opening 111 is set as a 90-degree opening, the fixing plate 3 is limited by the flange 31 and can only rotate within the angular range in the circular slot 11, and in the present embodiment, when the valve rod 2 is designed, the relative sizes or the switches of the first water through hole 51 and the water through surface 42 are both designed within the rotation range of the fixing plate 3, so that the valve rod 2 can control the size or the opening or the closing of the water through passage within an easily controlled range.
Example 2
As shown in fig. 12-16, a control switch valve comprises a valve housing 1, a valve rod 2 and a control flow switch, wherein a cavity 12 which is communicated longitudinally is arranged in the middle of the valve housing 1, a circular slot 11 with a lateral opening 111 is arranged at the top of the valve housing 1, and the lateral opening 111 is arranged as a 90-degree opening; the fixing piece 3 is circular with a flange 31 on the periphery of the fixing piece 3, a hollow window 32 is arranged in the middle of the fixing piece 3, the hollow window 32 is non-circular, and the hollow window 32 is provided with three asymmetric first sections 33; the fixing plate 3 is rotatably arranged in a circular slot 11 at the top of the valve casing 1, and a flange 31 of the fixing plate 3 can rotate in the range of the lateral opening 111;
the valve rod 2 comprises a knob part 21, a fixing piece matching part 22 and a linkage part linked with a flow control switch, wherein the bottom of the valve rod 2 is provided with an inner cavity 25, in the embodiment, the side wall of the inner cavity 25 of the valve rod 2 is provided with a pair of opposite water outlets 13, and the linkage part of the valve rod 2 is provided with two mounting grooves 27 symmetrically arranged on the outer wall of the bottom of the valve rod 2; the cross section of the fixing piece matching part 22 is consistent with the shape of the hollow window 32 in the middle of the fixing piece 3, three asymmetric second sections 33 corresponding to the hollow window 32 are also arranged, and the fixing piece matching part 22 is fixedly clamped with the hollow window 32. The knob part 21 of the valve rod 2 penetrates from the bottom of the valve casing 1 and penetrates out of the top of the valve casing 1, and the fixing piece matching part 22 is clamped and fixed with the hollow window 32;
in this embodiment, the flow control switch is a stainless steel sheet 82 and an eccentrically arranged water stop gasket 7, the bottom of the stainless steel sheet 8 is a sealing surface 80 with a sealing effect, and the stainless steel sheet 8 is provided with second water passing holes 82 gradually changing from large to small, as shown in fig. 13, in this embodiment, two second water passing holes 82 of the stainless steel sheet 8 are provided, the second water passing holes 82 are in a water drop shape, the stainless steel sheet 8 is provided with two symmetrical bending portions 81, and the bending portions 81 are locked on the mounting groove 27 at the bottom of the valve rod 2 one by one to fix the stainless steel sheet 8 at the bottom of the valve rod 2; the water-stopping gasket 7 is an elastic gasket with a through hole 71 in the center, the water-stopping gasket 7 is eccentrically arranged at the bottom of the stainless steel sheet 8 and abuts against a sealing surface 80 of the stainless steel sheet 8, the stainless steel sheet 8 rotates along with the rotation of the valve rod 2 and rotates relative to the water-stopping gasket 7 to control the conduction of the second water through hole 82 of the stainless steel sheet 8 and the through hole 71 of the water-stopping gasket 7 and the conduction area, and once the second water through hole 82 and the through hole 71 of the water-stopping gasket 7 are conducted, a formed water passing passage is further communicated with the water outlet 13 of the valve rod 2.
The inner cavity 25 of the valve rod 2 is internally provided with a plurality of guide columns 26 extending along the axial direction, so that the rectifying effect is good when water passes through, and the noise is reduced.
In this embodiment, the stainless steel sheet 8 and the water stop gasket 7 cooperate to form a water passing path which is just right opposite to the water outlet 13 of the valve rod 2.
As shown in fig. 16, in this embodiment, a faucet body 9 includes a main body core 91, a front-back conductive passage 911 is formed inside the main body core 91, a water outlet port 912 is further formed on the main body core 91, water inlet pins 92 are formed on two sides of a main body valve core 1, the upper ends of the water inlet pins 92 are provided with valve core accommodating cavities 921, the valve core accommodating cavities 921 are conductive to the inner passage 911 of the main body core 91, an eccentric groove 95 is formed at the bottom of the valve core accommodating cavity 921 and is conductive to the water inlet pins 92, as shown in fig. 16, the eccentric groove 95 is eccentrically disposed at the bottom of the valve core accommodating cavity 921, two control switch valves 10 are respectively fixed to the valve core accommodating cavities 921 one by one, a water stop washer 7 is disposed in the eccentric groove 95, a spring 72 is disposed below the water stop washer 7, the water outlet port 912 of the water stop washer 1 is opposite to and is conductive to the inner passage 911 of the main body core 91, and the spring 72 in the eccentric groove 95 pushes against the water stop washer 7, so that the water stop washer 7 makes the water stop washer 7 and the stainless sealing surface 80 Producing an abutting effect.
As shown in fig. 16, the valve core receiving cavity 921 faces the passageway 911 of the main body core 91, the cavity surrounds the opening of the passageway 911 of the main body core 91, an annular sinking structure 16 is formed at the water outlet 13 of the valve stem 2, and the annular sinking structure 16 forms a water filling cavity in the valve core receiving cavity 921. The control switch valve 10 is fixed in the spool accommodation chamber 921 by a coupling nut 93 and a spool pressure cap 94.
In practical use, the knob part 21 of the valve rod 2 is rotated, so that the valve rod 2 drives the fixing piece 3 and the stainless steel sheet 8 linked with the valve rod to rotate, at the moment, the stainless steel sheet 8 and the water-stopping gasket 7 rotate relatively, and the water-stopping gasket 7 is eccentrically arranged at the bottom of the stainless steel sheet 8, so that the second water through hole 82 of the stainless steel sheet 8 and the through hole 71 of the water-stopping gasket 7 can be switched between conduction and closing in the rotating process; the second water passing hole 82 of the stainless steel sheet 8 and the through hole 71 of the water stop gasket 7 form a water passing passage when being communicated, the water passing passage is further communicated with the water outlet 13 of the valve rod 2, in the rotating process of the valve rod 2, the size of the water passing passage formed by the stainless steel sheet 8 and the water stop gasket 7 is in direct proportion to the communication area between the second water passing hole 82 and the through hole 71 of the water stop gasket 7, when the second water passing hole 82 avoids the through hole 71 of the water stop gasket 7, the water stop gasket 7 is completely attached to the sealing surface 80 of the stainless steel sheet 8, the water stop gasket 7 is sealed and closed, and the control switch valve is closed, namely the water inlet of the water inlet pin 92 on the side is closed and does not feed water any more. The degree of the relative rotation between the stainless steel sheet 8 and the water stop washer 7 depends on the rotation of the valve rod 2, the rotation of the valve rod 2 is within the rotation range of the flange 31 of the fixing plate 3 in the lateral opening 111, for example, in the embodiment, the lateral opening 111 is set as a 90-degree opening, the fixing plate 3 is limited by the flange 31 and the lateral opening 111, and can only rotate within the angular range in the circular slot 11, and in the design of the embodiment, the relative size or the switch of the second water through hole 82 and the through hole 71 is designed within the rotation range of the fixing plate 3, so that the valve rod 2 can control the size or the opening or closing of the water through passage within an easily controlled range.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
The above description is only an embodiment of the present invention, and is not intended to limit the design of the present invention, and all equivalent changes made according to the design key of the present invention fall within the protection scope of the present invention.

Claims (13)

1. The utility model provides a control switch valve, includes valve casing, valve rod, control flow switch, its characterized in that: the middle of the valve shell is a cavity which is longitudinally communicated, and the top of the valve shell is provided with a circular slot with a lateral opening; the periphery of the fixing piece is circular with a flange, the middle of the fixing piece is a hollow window, the hollow window is non-circular in shape, the fixing piece is rotatably arranged in a circular slot at the top of the valve shell, and the flange of the fixing piece can rotate within the range of the lateral opening; the valve rod comprises a knob part, a fixing piece matching part and a linkage part linked with the flow control switch, the cross section of the fixing piece matching part is consistent with the shape of the hollow window in the middle of the fixing piece, the knob part of the valve rod penetrates from the bottom of the valve shell and penetrates out of the top of the valve shell, and the fixing piece matching part is clamped and fixed with the hollow window; at least one of the valve shell or the valve rod is provided with at least one water outlet; the valve rod rotates in a rotating range between the flange of the fixing piece and the lateral opening, the valve rod is linked to control the flow switch to rotate in the rotating range, the size or the closing of the opening of the flow switch is further controlled to control the opening and the closing or the size and the size of water flow passing through the opening, and the opening of the flow switch is communicated with the valve shell or a water outlet of the valve rod when the opening is opened.
2. A control switch valve as defined in claim 1, wherein: the flow control switch is formed by combining an upper ceramic plate and a lower ceramic plate, the upper ceramic plate is provided with at least one positioning groove and at least one water passing surface, and the lower ceramic plate is provided with water passing holes corresponding to the water passing surfaces of the upper ceramic plate; the linkage part of the valve rod is provided with at least one positioning lug corresponding to the positioning groove of the upper ceramic plate, the positioning groove of the upper ceramic plate is upwards clamped into the positioning lug, and the upper ceramic plate rotates in the valve shell along with the rotation of the valve rod; the lower ceramic plate is attached to the lower part of the upper ceramic plate and fixed on the valve shell; the lateral wall of the valve shell is provided with at least one water outlet, the water passing hole and the water passing surface form a water passing channel when being conducted, and the water passing channel is further communicated with the water outlet of the valve shell.
3. A control switch valve as defined in claim 2, wherein: the upper ceramic plate is symmetrically arranged, two positioning grooves are symmetrically arranged above the upper ceramic plate respectively, a sealing surface is arranged below the upper ceramic plate, two symmetrical water passing surfaces are arranged on two sides of the upper ceramic plate, and the two water passing surfaces are concave notches; the lower ceramic plate is correspondingly provided with two symmetrical water through holes.
4. A control switch valve as defined in claim 2, wherein: the bottom of the lower ceramic piece is provided with a rubber gasket, the center of the rubber gasket is hollowed out, and the rubber gasket is fixed at the bottom of the valve casing.
5. A control switch valve as defined in claim 1, wherein: the flow control switch is a stainless steel sheet and a water stop gasket which is eccentrically arranged, the bottom of the stainless steel sheet is a sealing surface with a sealing effect, and the stainless steel sheet is provided with water passing holes which gradually change from large to small; the water stop gasket is an elastic gasket with a through hole in the center; the stainless steel sheet is fixed on a linkage part of the valve rod, the water stop gasket is eccentrically arranged at the bottom of the stainless steel sheet and is abutted against a sealing surface of the stainless steel sheet, an inner cavity is formed in the bottom of the valve rod, at least one water outlet is formed in the side wall of the inner cavity, the stainless steel sheet rotates along with the rotation of the valve rod and rotates relative to the water stop gasket to control the conduction of a water passing hole of the stainless steel sheet and a through hole of the water stop gasket and the size of the conduction area, and once the water passing hole is conducted with the through hole of the water stop gasket, a water passing channel formed by the conduction of the water passing hole and the through hole of the water stop gasket is further communicated with the water outlet of the valve rod.
6. A control switch valve as defined in claim 5, wherein: and a plurality of flow guide columns extending along the axial direction are arranged in the inner cavity of the valve rod.
7. A control switch valve as defined in claim 5, wherein: the linkage portion of the valve rod is arranged into two symmetrical mounting grooves in the outer wall of the bottom of the valve rod, the stainless steel sheet is provided with two symmetrical bending portions, and the bending portions are fixedly locked in the mounting grooves in the bottom of the valve rod one by one and used for fixing the stainless steel sheet to the bottom of the valve rod.
8. A control switch valve as defined in claim 5, wherein: the upper edge of the circular slot at the top of the valve shell is designed into a circular boss shape and is encircled with the groove part at the upper end of the fixing piece matching part of the valve rod so as to ensure that the valve rod does not fall off.
9. A control switch valve as defined in claim 5, wherein: the stainless steel sheet has two water passing holes, and the water passing holes are in the shape of water drops.
10. A control switch valve as defined in claim 1, wherein: the middle part of the fixed piece is provided with a hollow window, and the hollow window is provided with three asymmetric tangent planes; the cross section of the fixing piece matching part of the valve rod is consistent with the shape of the hollow window in the middle of the fixing piece, and the fixing piece matching part is fixedly clamped with the hollow window.
11. A control switch valve as defined in claim 1, wherein: the lateral opening of the circular slot at the top of the valve housing is set to be a 90-degree opening.
12. The utility model provides a tap main part, includes main part inner core and two inlet pins, the inside passageway that switches on around being of main part inner core, further be equipped with out the water interface on the main part inner core, main part case both sides are equipped with the inlet pin respectively, inlet pin upper end all has a case holding chamber, the case holding chamber faces the opening part of the internal passage of main part inner core, its characterized in that: the control switch valve of any one of claims 1 to 11 is disposed in each valve core receiving cavity, and the water outlet of the valve casing of the control switch valve is opposite to and communicated with the opening of the internal passage of the main body inner core.
13. A faucet body as defined in claim 12, wherein: an eccentric groove communicated with a water inlet pipe pin is eccentrically arranged below the valve core accommodating cavity, a control switch valve as claimed in any one of claims 5 to 9 is arranged in each valve core accommodating cavity, a water-stopping gasket is arranged in the eccentric groove, a spring is arranged below the water-stopping gasket, and the spring abuts against the water-stopping gasket to enable the water-stopping gasket to abut against the sealing surface of the stainless steel sheet.
CN202210014652.5A 2022-01-07 2022-01-07 Control switch valve Pending CN114198519A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210014652.5A CN114198519A (en) 2022-01-07 2022-01-07 Control switch valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210014652.5A CN114198519A (en) 2022-01-07 2022-01-07 Control switch valve

Publications (1)

Publication Number Publication Date
CN114198519A true CN114198519A (en) 2022-03-18

Family

ID=80658237

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210014652.5A Pending CN114198519A (en) 2022-01-07 2022-01-07 Control switch valve

Country Status (1)

Country Link
CN (1) CN114198519A (en)

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