CN108343760B - Coaxial three-control thermostatic valve core and faucet thereof - Google Patents
Coaxial three-control thermostatic valve core and faucet thereof Download PDFInfo
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- CN108343760B CN108343760B CN201810291434.XA CN201810291434A CN108343760B CN 108343760 B CN108343760 B CN 108343760B CN 201810291434 A CN201810291434 A CN 201810291434A CN 108343760 B CN108343760 B CN 108343760B
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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
- 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
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/072—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members
- F16K11/074—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with flat sealing faces
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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
- 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
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/411—Water saving techniques at user level
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The invention provides a coaxial three-control thermostatic valve core, which comprises a movable ceramic chip, a static ceramic chip, a valve core sleeve and a valve sleeve seat, wherein the valve sleeve seat is arranged on the valve core sleeve; the bottom of the valve sleeve seat is provided with a hot water inlet, a mixed water outlet and a cold water inlet; the top end of the movable ceramic chip is connected with a flow regulating sleeve, the top of the valve core sleeve is fixedly connected with a temperature regulating sleeve, the top end of the temperature regulating sleeve is provided with a temperature control valve rod for controlling the temperature of water, and the periphery of the temperature regulating sleeve is rotatably sleeved with a flow valve rod for controlling the rotation of the flow regulating sleeve and driving the movable ceramic chip to rotate relative to the static ceramic chip so as to control the on-off state and the flow rate of cold and hot water; a thermosensitive element is further installed in the mixed water flow channel of the valve sleeve seat, a water mixing cavity is formed between the flow adjusting sleeve and the thermosensitive element, a regulator sleeved and fixed on the thermosensitive element is arranged in the water mixing cavity, and the thermosensitive element drives the regulator to move up and down to adjust the water inflow of cold water and hot water so as to control mixed water with constant temperature flowing out of the mixed water flow channel; the invention also provides a faucet adopting the coaxial three-control thermostatic valve core.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a water heating equipment technology, in particular to a coaxial three-control thermostatic valve core and a faucet thereof.
[ background of the invention ]
With the improvement of living standard of people, most of domestic water taps adopt cold and hot water taps, when a common tap is used, the temperature of mixed water is very easy to fluctuate due to sudden changes of cold and hot water caused by the change of the regulated water temperature and the water pressure of hot water supply, and particularly when a user takes a bath, the user feels cold immediately, so that the user feels uncomfortable, and water resources are wasted.
The constant temperature constant pressure tap receives people's popularization because of the water conservation environmental protection, is used in the bathing water supply system of various occasions more and more extensively, and the advantage of constant temperature constant pressure tap lies in, can avoid ordinary case to change or the unstable water outlet temperature that causes of temperature of intaking suddenly cool and suddenly hot problem because of the pressure of intaking, prevents safely, can change automatic compensation and can stabilize water outlet temperature to water supply pressure.
However, most of the water faucets in the current market adopt side water outlet, so that the structure is complex, the cost is high, the processing technology is complicated, the processing is difficult, the price is generally higher, and the popularization and the application are difficult; although the water supply pressure change can be balanced, the reaction is not sensitive enough and has certain delay, so that the outlet water temperature is not constant enough.
[ summary of the invention ]
The coaxial three-control constant temperature valve core and the faucet thereof have the advantages that the temperature control and the flow control are separately adjusted, the induction is sensitive, and the constant outlet water temperature is quickly and self-adaptively maintained according to a thermosensitive element.
In order to achieve the purpose of the invention, the invention adopts the technical scheme that:
a coaxial three-control thermostatic valve core comprises a movable ceramic chip, a static ceramic chip, a valve core sleeve and a valve sleeve seat, wherein the valve sleeve seat is arranged at the bottom end of the valve core sleeve;
the bottom of the valve sleeve seat is provided with a hot water inlet, a mixed water outlet and a cold water inlet, and the center of the valve sleeve seat is provided with a mixed water flow passage communicated with the mixed water outlet positioned between the hot water inlet and the cold water inlet;
the movable ceramic piece and the static ceramic piece are sequentially arranged in a cavity formed between the periphery of the valve sleeve seat and the inner side wall of the valve sleeve in an up-down overlapped mode, the centers of the movable ceramic piece and the static ceramic piece are respectively provided with a abdicating hole convenient to be sleeved on the periphery of a water mixing flow channel of the valve sleeve seat, the static ceramic piece is provided with a first hot water conducting hole and a first cold water conducting hole which are respectively communicated with a hot water inlet and a cold water inlet, and the movable ceramic piece is provided with a second hot water conducting hole and a second cold water conducting hole which are respectively corresponding to the first hot water conducting hole and the first cold water conducting hole in the static ceramic piece;
the top end of the movable ceramic chip is connected with a flow adjusting sleeve for driving the movable ceramic chip to rotate, the flow adjusting sleeve is positioned at the upper part of the inner cavity of the valve core sleeve, and the top end part of the flow adjusting sleeve extends out of the valve core sleeve;
the top of the valve core sleeve is fixedly connected with a temperature adjusting sleeve, the bottom end part of the temperature adjusting sleeve is positioned on the inner side of the extending end of the flow adjusting sleeve, the top end of the temperature adjusting sleeve is provided with a temperature control valve rod for controlling the temperature of water, a screw rod connected with the temperature control valve rod is arranged in an inner cavity of the temperature adjusting sleeve below the temperature control valve rod correspondingly, the lower part of the screw rod is provided with a spring sleeve hole, and an ejector pin spring, an ejector pin and a set screw are sequentially arranged in the spring sleeve hole;
a flow valve rod for controlling the flow of cold and hot water is sleeved on the periphery of the temperature adjusting sleeve in a rotating manner and further driving the movable ceramic chip to rotate relative to the static ceramic chip so as to control the on-off of the cold and hot water and the flow of the cold and hot water;
a thermosensitive element with the top end penetrating through the flow adjusting sleeve and sequentially penetrating through the set screw and abutting against the bottom of the thimble is further installed in the mixed water flow channel of the valve sleeve seat, and a reset spring which is positioned in the mixed water flow channel and is convenient for resetting the thermosensitive element with the bottom end abutting against a mixed water outlet is sleeved at the bottom of the thermosensitive element;
a water mixing cavity which is positioned in the inner cavity of the flow adjusting sleeve and is respectively communicated with the second hot water conducting hole and the second cold water conducting hole on the movable ceramic chip is formed between the flow adjusting sleeve and the thermosensitive element, an adjuster which is sleeved and fixed on the thermosensitive element is arranged in the water mixing cavity, and the thermosensitive element drives the adjuster to move up and down to adjust the water inflow of the hot and cold water so as to control the mixed water with constant temperature flowing out of the water mixing flow channel.
Furthermore, one side of the flow adjusting sleeve is provided with a hot water flow channel which is communicated with the second hot water conducting hole and the opening of which is positioned at the bottom end of the water mixing cavity, the other side of the flow adjusting sleeve is provided with a cold water flow channel which is communicated with the second cold water conducting hole and the opening of which is positioned at the top end of the water mixing cavity, and the thermosensitive element drives the adjuster to move up and down to adjust the water inflow of the hot water flow channel and the cold water flow channel at the position of the water mixing cavity so as to control the mixed water with constant temperature flowing out of the water mixing flow channel.
Furthermore, first O-shaped sealing rings which are convenient for mutual sealing connection are respectively arranged between the thermosensitive element and the flow adjusting sleeve and between the thermosensitive element and the flow adjusting sleeve, and between the thermosensitive element and the flow adjusting sleeve and between the thermosensitive element and the regulator, which are mutually contacted.
Furthermore, a lubrication sheet convenient for the mutual lubricant sealing connection is arranged between the bottom end of the temperature adjusting sleeve and the end face contact of the flow adjusting sleeve.
Furthermore, a clamp spring for fixing the temperature control valve rod is arranged at the top end of the temperature adjusting sleeve, a second O-shaped sealing ring convenient for sealing between the temperature adjusting sleeve and the temperature control valve rod is arranged at the joint of the temperature adjusting sleeve corresponding to the lower side of the clamp spring and a rotating shaft of the temperature control valve rod, and a lubricating ring convenient for sliding connection between the end faces of the temperature adjusting sleeve and the shaft shoulder of the temperature control valve rod is arranged at the joint of the temperature adjusting sleeve and the shaft shoulder of the temperature control valve rod.
Furthermore, the top end of the flow valve rod is provided with a clamping reed which is convenient for the flow valve rod to be fixed on the temperature adjusting sleeve in a buckling manner.
Furthermore, sealing gaskets which are convenient for sealing all cold and hot water conducting holes are respectively arranged between the bottom end of the flow adjusting sleeve and the top end of the movable ceramic chip and between the static ceramic chip and the valve sleeve seat.
Furthermore, the bottom end of the valve sleeve seat is also provided with a water gap sealing gasket for sealing a cold and hot water inlet and a mixed water outlet.
Further, the temperature adjusting sleeve and the valve core sleeve are formed in an integrated injection molding mode.
The faucet adopts the coaxial three-control thermostatic valve core.
The invention has the beneficial effects that:
the temperature regulating valve adopts the temperature regulating handle and the flow handle to respectively control the temperature and the flow of the valve core, namely, the temperature regulating valve rod is independently rotated to move the screw rod connected with the screw rod through threads, the screw rod drives the thermosensitive element to move, the thermosensitive element drives the regulator, and the gap is utilized to regulate the water inflow of cold water and hot water so as to realize cold water and hot water regulation; the flow control sleeve is controlled to rotate through the flow valve rod independently, and then the movable ceramic chip is driven to move relative to the static ceramic chip to control the on-off of cold and hot water and the flow of the cold and hot water; adopt a handle to control the case structure of water temperature and flow simultaneously among the current tap relatively, have simple structure, installation convenient to use, the adjustment tap's that can not cause the maloperation water supply temperature, only need once set for, follow-up as long as through the size of flow handle control water yield can, avoid overheated water to cause the scald to the user.
In addition, the connection and fixing mode of the thermosensitive element and the regulator and the valve sleeve seat is convenient for more accurately controlling the size of a water inlet of cold and hot water in the water mixing cavity, so that the water inlet proportion of cold and hot water corresponding to the cold and hot water flow passages into the water mixing cavity where the thermosensitive element is located is accurately controlled, the temperature of mixed water is more accurately controlled, and the accurate control of the outlet water temperature can be more ensured.
[ description of the drawings ]
FIG. 1 is a schematic view of the water inlet and outlet structure of the present invention;
FIG. 2 is a schematic bottom view of the structure of FIG. 1;
FIG. 3 is a schematic view of the assembly structure of the present invention and with operational indicia;
FIG. 4 is an enlarged view of the movable ceramic sheet according to the present invention;
FIG. 5 is an enlarged structural view of the static ceramic tile of the present invention;
FIG. 6 is a top view of the valve cartridge of the present invention in response to closing of the faucet flow adjustment;
FIG. 7 is a schematic perspective view of FIG. 6;
FIG. 8 is a top view of the faucet of the present invention illustrating temperature adjustment of the faucet;
fig. 9 is a schematic perspective view of fig. 8.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
[ detailed description ] A
A coaxial three-control thermostatic valve core is mainly applied to a water faucet and comprises a movable ceramic chip 1, a static ceramic chip 2, a valve core sleeve 3 and a valve sleeve seat 4 as shown in figures 1 to 5, wherein the valve sleeve seat 4 is arranged at the bottom end of the valve core sleeve 3; the bottom of the valve sleeve seat 4 is provided with a hot water inlet 5, a mixed water outlet 6 and a cold water inlet 7, and the center of the valve sleeve seat 4 is provided with a mixed water flow passage 8 communicated with the mixed water outlet 6 positioned between the hot water inlet 5 and the cold water inlet 7; the movable ceramic piece 1 and the static ceramic piece 2 are sequentially overlapped up and down and are arranged in a cavity formed between the periphery of a water mixing flow channel 8 of the valve sleeve seat 4 and the inner side wall of the valve sleeve 4, and the centers of the movable ceramic piece 1 and the static ceramic piece 2 are respectively provided with a abdicating hole 9 which is convenient to be sleeved on the periphery of the water mixing flow channel 8 of the valve sleeve seat 4; wherein, the static ceramic piece 2 is provided with a first hot water conducting hole 10 and a first cold water conducting hole 11 which are respectively communicated with the hot water inlet 5 and the cold water inlet 7, and the movable ceramic piece 1 is provided with a second hot water conducting hole 12 and a second cold water conducting hole 13 which are respectively corresponding to the first hot water conducting hole 10 and the first cold water conducting hole 11 on the static ceramic piece 2.
Continuing to refer to fig. 1 to 5, the top end of the movable ceramic chip 1 is connected with a flow adjusting sleeve 14 for driving the movable ceramic chip 1 to rotate, the flow adjusting sleeve 14 is located at the upper part of the inner cavity of the valve core sleeve 3, and the top end part of the flow adjusting sleeve 14 extends out of the valve core sleeve 3, that is, the periphery of the top end of the valve core sleeve 3 is provided with an arc abdicating through hole for the top end part of the flow adjusting sleeve 14 to penetrate out; and the top of the valve core sleeve 3 extends upwards to form a temperature adjusting sleeve 15, the bottom end part of the temperature adjusting sleeve 15 is positioned on the inner side of the extending end of the flow adjusting sleeve 14, and the temperature adjusting sleeve 15 and the valve core sleeve 3 are integrally formed in an injection molding mode. Sealing gaskets 1a which are convenient for sealing all cold and hot water conducting holes are respectively arranged between the bottom end of the flow regulating sleeve 14 and the top end of the movable ceramic chip 1 and between the static ceramic chip 2 and the valve sleeve seat 4, and a water gap sealing gasket 4a which is integrally formed and simultaneously seals the hot water inlet 5, the mixed water outlet 6 and the cold water inlet 7 is also arranged at the bottom end of the valve sleeve seat 4.
As shown in fig. 1 to 9, a temperature control valve rod 16 for controlling the temperature of water is installed at the top end of the temperature adjusting sleeve 15, a screw rod 17 connected with the temperature control valve rod 16 is arranged in an inner cavity of the temperature adjusting sleeve 15 corresponding to the lower part of the temperature control valve rod 16, a spring sleeve hole 170 is arranged at the lower part of the screw rod 17, and an ejector pin spring 18, an ejector pin 19 and a set screw 20 are sequentially arranged in the spring sleeve hole 170; a flow valve rod 21 for controlling the on-off of cold and hot water and the flow of the cold and hot water is sleeved on the periphery of the temperature adjusting sleeve 15 in a rotating manner and is used for controlling the flow adjusting sleeve 14 to rotate so as to drive the movable ceramic chip 1 to rotate relative to the static ceramic chip 2; as shown in fig. 6 to 9, when the thermostatic valve cartridge is used with a faucet, a temperature control handle 22 connected to the thermostatic valve rod 16 is correspondingly provided on the faucet, and a flow handle 23 connected to the flow valve rod 21 is provided on the faucet.
As shown in fig. 1 to 5, a heat-sensitive element 24, the top end of which penetrates through the flow rate adjusting sleeve 14 and sequentially penetrates through the set screw 20 to abut against the bottom of the ejector pin 19, is further installed in the mixed water flow channel 8 of the valve sleeve seat 4, and a return spring 25, which is located in the mixed water flow channel 8 and the bottom end of which abuts against the mixed water outlet 6 so as to facilitate the return of the heat-sensitive element 24, is sleeved at the bottom of the heat-sensitive element 24; a water mixing cavity 26 which is arranged in the inner cavity of the flow adjusting sleeve 14 and is respectively communicated with the second hot water conducting hole 12 and the second cold water conducting hole 13 on the movable ceramic piece 1 is formed between the flow adjusting sleeve 14 and the middle part of the thermosensitive element 24, the water mixing cavity 26 is provided with a regulator 27 which is sleeved and fixed on the thermosensitive element 24, one side of the flow rate regulating sleeve 14 is provided with a hot water flow passage 140 which is communicated with the second hot water conducting hole 12 and the opening of which is positioned at the bottom end of the water mixing cavity 26, the other side of the flow rate adjusting sleeve 14 is provided with a cold water flow channel 141 which is communicated with the second cold water conducting hole 13 and the opening of which is positioned at the top end of the water mixing cavity 26, the thermosensitive element 24 drives the adjuster 27 to move up and down to adjust the water inlet gap between the hot water flow channel 140 and the cold water flow channel 141 at the water mixing cavity 26 to finely adjust the water inlet amount of the cold water and the hot water, and further, the mixed water with constant temperature flowing out of the water mixing flow channel 8 is controlled, so that the temperature of the outlet water is not changed.
In the fixing and sealing connection relationship of the components, a clamping spring piece 28 which is convenient for the flow valve rod 21 to be clamped and fixed on the temperature adjusting sleeve 15 is arranged at the top end of the flow valve rod 21, first O-shaped sealing rings 29 which are convenient for mutual sealing connection are respectively arranged between the thermosensitive element 24 and the flow adjusting sleeve 14 and between the flow adjusting sleeve 14 and the regulator 27, and the first O-shaped sealing rings 29 corresponding to the periphery of the regulator 27 are arranged in grooves formed in the inner wall of the flow adjusting sleeve 14 and used for increasing the water passing area of the regulator 27. In addition, a clamp spring 30 for fixing the temperature control valve rod 16 is arranged at the top end of the temperature adjusting sleeve 15, a second O-shaped sealing ring 31 convenient for sealing between the temperature adjusting sleeve 15 and the temperature control valve rod 16 is arranged at the position corresponding to the rotating shaft connecting position of the temperature adjusting sleeve 15 and the temperature control valve rod 16 on the lower side of the clamp spring 30, a lubricating ring 32 convenient for sliding connection between the end surfaces of the temperature adjusting sleeve 15 and the temperature control valve rod 16 is arranged at the position connecting the shaft shoulders of the temperature adjusting sleeve 15 and the temperature control valve rod 16, and a sliding sheet lubricating ring 33 convenient for sealing connection of a mutual lubricating agent is further arranged between the bottom end of the temperature adjusting sleeve 15 and the end surface of the flow adjusting sleeve 14.
When the temperature control valve rod 16 is used, the temperature control valve rod 16 is connected with the screw rod 17 through a thread pair, when the temperature control valve rod 16 is rotated clockwise through the temperature adjusting handle 22, the screw rod 17 moves downwards along with the temperature control valve rod, and in the process that the screw rod 17 moves downwards, the thimble 19 in the screw rod 17 drives the thermosensitive element 24 to move downwards; the water inlet of the hot water channel controlled by the upper end surface of the regulator 27 is increased, the water inlet of the cold water channel controlled by the lower end surface of the regulator 18 is reduced, the water inlet proportion of the cold water and the hot water is adjusted, and the water temperature of the mixed water is continuously increased; otherwise, it is continuously decreased.
When the flow of water needs to be adjusted, the flow handle 23 is rotated clockwise, the flow adjusting sleeve 14 connected with the flow control valve rod 21 drives the movable ceramic piece 1 to rotate, the first hot water conducting hole 10 and the first cold water conducting hole 11 which are respectively communicated with the hot water inlet 5 and the cold water inlet 7 on the movable ceramic piece are opened in equal proportion, and the flow of mixed water is adjusted to be increased gradually through the overlapping area of the second hot water conducting hole 12 and the second cold water conducting hole 13 on the movable ceramic piece 1 and the first hot water conducting hole 10 and the first cold water conducting hole 11 on the fixed ceramic piece 2; conversely, by rotating the flow handle 23 counterclockwise, the flow rate of the mixed water is gradually decreased and is in a closed state.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, and all equivalent changes in shape, structure and principle of the invention should be covered by the protection scope of the present invention.
Claims (10)
1. A coaxial three-control thermostatic valve core comprises a movable ceramic chip, a static ceramic chip, a valve core sleeve and a valve sleeve seat, wherein the valve sleeve seat is arranged at the bottom end of the valve core sleeve; the method is characterized in that:
the bottom of the valve sleeve seat is provided with a hot water inlet, a mixed water outlet and a cold water inlet, and the center of the valve sleeve seat is provided with a mixed water flow passage communicated with the mixed water outlet positioned between the hot water inlet and the cold water inlet;
the movable ceramic chip and the static ceramic chip are sequentially arranged in a cavity formed between the periphery of the valve sleeve seat and the inner side wall of the valve core sleeve in an up-down overlapping mode, the centers of the movable ceramic chip and the static ceramic chip are respectively provided with a abdicating hole convenient to be sleeved on the periphery of a mixed water flow channel of the valve sleeve seat, the static ceramic chip is provided with a first hot water conducting hole and a first cold water conducting hole which are respectively communicated with a hot water inlet and a cold water inlet, and the movable ceramic chip is provided with a second hot water conducting hole and a second cold water conducting hole which are respectively corresponding to the first hot water conducting hole and the first cold water conducting hole in the static ceramic chip;
the top end of the movable ceramic chip is connected with a flow adjusting sleeve for driving the movable ceramic chip to rotate, the flow adjusting sleeve is positioned at the upper part of the inner cavity of the valve core sleeve, and the top end part of the flow adjusting sleeve extends out of the valve core sleeve;
the top of the valve core sleeve is fixedly connected with a temperature adjusting sleeve, the bottom end part of the temperature adjusting sleeve is positioned on the inner side of the extending end of the flow adjusting sleeve, the top end of the temperature adjusting sleeve is provided with a temperature control valve rod for controlling the temperature of water, a screw rod connected with the temperature control valve rod is arranged in an inner cavity of the temperature adjusting sleeve below the temperature control valve rod correspondingly, the lower part of the screw rod is provided with a spring sleeve hole, and an ejector pin spring, an ejector pin and a set screw are sequentially arranged in the spring sleeve hole;
the periphery of the temperature adjusting sleeve is rotatably sleeved with a flow valve rod for controlling the flow adjusting sleeve to rotate so as to drive the movable ceramic chip to rotate relative to the static ceramic chip to control the on-off of cold water and the flow of the cold water, when the flow of water needs to be adjusted, the flow adjusting sleeve connected with the flow valve rod is controlled to drive the movable ceramic chip to rotate, and the first hot water conducting hole and the first cold water conducting hole which are respectively communicated with the hot water inlet and the cold water inlet are opened in equal proportion on the static ceramic chip;
a thermosensitive element with the top end penetrating through the flow adjusting sleeve and sequentially penetrating through the set screw and abutting against the bottom of the thimble is further installed in the mixed water flow channel of the valve sleeve seat, and a reset spring which is positioned in the mixed water flow channel and is convenient for resetting the thermosensitive element with the bottom end abutting against a mixed water outlet is sleeved at the bottom of the thermosensitive element;
a water mixing cavity which is positioned in the inner cavity of the flow adjusting sleeve and is respectively communicated with the second hot water conducting hole and the second cold water conducting hole on the movable ceramic chip is formed between the flow adjusting sleeve and the thermosensitive element, an adjuster which is sleeved and fixed on the thermosensitive element is arranged in the water mixing cavity, and the thermosensitive element drives the adjuster to move up and down to adjust the water inflow of the hot and cold water so as to control the mixed water with constant temperature flowing out of the water mixing flow channel.
2. The coaxial three-control thermostatic valve core according to claim 1, wherein one side of the flow control sleeve is provided with a hot water flow passage which is communicated with the second hot water conducting hole and has an opening at the bottom end of the water mixing cavity, the other side of the flow control sleeve is provided with a cold water flow passage which is communicated with the second cold water conducting hole and has an opening at the top end of the water mixing cavity, and the thermosensitive element drives the regulator to move up and down to regulate the water inflow of the hot water flow passage and the cold water flow passage at the water mixing cavity so as to control the mixed water with constant temperature flowing out from the water mixing flow passage.
3. The coaxial three-control thermostatic valve core according to claim 1, characterized in that the mutual contact surfaces of the thermosensitive element and the flow regulating sleeve, and the flow regulating sleeve and the regulator are respectively provided with a first O-shaped sealing ring which is convenient for mutual sealing connection.
4. The coaxial three-control thermostatic valve core according to claim 1, characterized in that the contact surface of the bottom end of the temperature adjusting sleeve and the end surface of the flow adjusting sleeve is further provided with a lubricating sheet for facilitating the sealing connection of mutually lubricating agents.
5. The coaxial three-control thermostatic valve core according to claim 1, characterized in that a snap spring for fixing the temperature control valve rod is arranged at the top end of the temperature adjusting sleeve, a second O-shaped sealing ring for facilitating sealing between the temperature adjusting sleeve and the temperature control valve rod is arranged at the joint of the temperature adjusting sleeve corresponding to the lower side of the snap spring and the rotating shaft of the temperature control valve rod, and a lubricating ring for facilitating sliding connection between the end surfaces of the temperature adjusting sleeve and the shaft shoulder of the temperature control valve rod is arranged at the joint of the temperature adjusting sleeve and the shaft shoulder of the temperature control valve rod.
6. The coaxial three-control thermostatic cartridge according to claim 1, wherein a clamping spring plate for facilitating the snap-fit fixing of the flow valve rod on the temperature control sleeve is arranged at the top end of the flow valve rod.
7. The coaxial three-control thermostatic valve core according to claim 1, wherein sealing gaskets for sealing all cold and hot water conducting holes are respectively arranged between the bottom end of the flow regulating sleeve and the top end of the movable ceramic sheet and between the static ceramic sheet and the valve sleeve seat.
8. The coaxial three-control thermostatic valve cartridge according to claim 1, wherein the bottom end of the valve sleeve seat is further provided with a water gap sealing gasket for sealing the hot and cold water inlet and the mixed water outlet.
9. The coaxial three-control thermostatic valve core according to claim 1, wherein the temperature adjusting sleeve and the valve core sleeve are injection molded in an integrated manner.
10. A faucet, characterized in that the faucet adopts a coaxial three-control thermostatic valve core as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810291434.XA CN108343760B (en) | 2018-03-30 | 2018-03-30 | Coaxial three-control thermostatic valve core and faucet thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810291434.XA CN108343760B (en) | 2018-03-30 | 2018-03-30 | Coaxial three-control thermostatic valve core and faucet thereof |
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| CN108343760A CN108343760A (en) | 2018-07-31 |
| CN108343760B true CN108343760B (en) | 2022-06-07 |
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| CN201810291434.XA Active CN108343760B (en) | 2018-03-30 | 2018-03-30 | Coaxial three-control thermostatic valve core and faucet thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112728201B (en) * | 2020-12-30 | 2022-07-29 | 台州金斯腾阀门有限公司 | Temperature control valve |
| CN112923105A (en) * | 2021-01-29 | 2021-06-08 | 黎子豪 | Single-handle constant-temperature and constant-pressure valve core |
| CN114830994B (en) * | 2021-11-25 | 2024-04-05 | 中国农业科学院郑州果树研究所 | Water-saving drip irrigation equipment for watermelon cultivation |
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| CN106151602A (en) * | 2016-08-04 | 2016-11-23 | 九牧厨卫股份有限公司 | A kind of constant temperature and pressure valve and constant temperature and pressure device |
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| US20130199632A1 (en) * | 2012-02-07 | 2013-08-08 | Shanghai Gear Plastic Co., Ltd. | Balancing valve in faucet |
| US9476188B2 (en) * | 2012-06-22 | 2016-10-25 | Kohler Mira Limited | System and method for remotely disinfecting plumbing fixtures |
| CN206449249U (en) * | 2017-01-17 | 2017-08-29 | 珠海市舒丽玛温控卫浴设备有限公司 | A kind of big flow constant temperature constant pressure valve core and its tap |
| CN106641338A (en) * | 2017-01-17 | 2017-05-10 | 珠海市舒丽玛温控卫浴设备有限公司 | Double-handle double-control constant-temperature equilibrium-pressure valve core and faucet thereof |
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| CN2906260Y (en) * | 2006-02-27 | 2007-05-30 | 谢庆俊 | Thermostatic reversing water faucet |
| CN201568608U (en) * | 2009-12-14 | 2010-09-01 | 甄永宁 | Double control quick opening valve core |
| EP2998622A1 (en) * | 2014-09-17 | 2016-03-23 | Franke Aquarotter GmbH | Valve cartridge for a sanitary fitting |
| CN106151602A (en) * | 2016-08-04 | 2016-11-23 | 九牧厨卫股份有限公司 | A kind of constant temperature and pressure valve and constant temperature and pressure device |
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| CN108343760A (en) | 2018-07-31 |
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