阅读说明：本技术 一种带开关的多功能恒温切换阀芯 (Multifunctional constant-temperature switching valve core with switch ) 是由 吴育志 林凯 刘佑成 于 2020-08-07 设计创作，主要内容包括：本发明公开了一种带开关的多功能恒温切换阀芯,包括恒温控制组件,包括具有上下开口的第一腔体的壳体,所述壳体侧面由上而下依次设置有第一进水口以及第二进水口,所述第一进水口与所述第二进水口均与所述第一腔体相贯通；旋转座,设置于所述第一腔体内且贯穿于所述第一腔体的上开口；切换组件,设置于所述第一腔体内且设于所述旋转座下方,所述切换组件的下表面设置有出水口；通过旋转操作所述转动座实现对所述切换组件的多种出水状态的切换；本发明通过在恒温控制单元内设置切换组件,实现恒温阀芯具备多种功能切换；采用侧面进水、底部出水的设计,简化产品的水路,降低产品生产成本,并且提高使用性能。(The invention discloses a multifunctional constant-temperature switching valve core with a switch, which comprises a constant-temperature control assembly and a switching valve body, wherein the constant-temperature control assembly comprises a shell with a first cavity with an upper opening and a lower opening, a first water inlet and a second water inlet are sequentially arranged on the side surface of the shell from top to bottom, and the first water inlet and the second water inlet are communicated with the first cavity; the rotating seat is arranged in the first cavity and penetrates through an upper opening of the first cavity; the switching assembly is arranged in the first cavity and below the rotating seat, and a water outlet is formed in the lower surface of the switching assembly; the switching of various water outlet states of the switching assembly is realized by rotating the rotating seat; according to the invention, the switching component is arranged in the constant temperature control unit, so that the constant temperature valve core has multiple functions for switching; the design of side water inlet and bottom water outlet is adopted, the water path of the product is simplified, the production cost of the product is reduced, and the service performance is improved.)

1. The utility model provides a take multi-functional constant temperature of switch to switch over case which characterized in that includes:

the constant temperature control assembly comprises a shell, wherein the shell is provided with a first cavity with an upper opening and a lower opening, a first water inlet and a second water inlet are sequentially arranged on the side surface of the shell from top to bottom, and the first water inlet and the second water inlet are communicated with the first cavity;

the rotating seat is arranged in the first cavity and penetrates through an upper opening of the first cavity;

the switching assembly is arranged in the first cavity and below the rotating seat, and a water outlet is formed in the lower surface of the switching assembly; the switching of multiple water outlet states of the switching assembly is achieved through rotating the rotating seat.

2. The multifunctional thermostatic switch valve cartridge with a switch according to claim 1, wherein the switch assembly comprises a connecting seat, a ceramic rotor, a ceramic stator and a base, which are sequentially connected below the rotary seat, the base is provided with a plurality of second positioning fasteners, the housing is provided with a plurality of second positioning slots, and the second positioning fasteners are fastened to the second positioning slots to accommodate the connecting seat, the ceramic rotor, the ceramic stator and the base in the first cavity.

3. The multifunctional thermostatic switch valve cartridge with a switch according to claim 2, characterized in that the connecting seat is provided with a plurality of second positioning platforms and a plurality of first positioning buckles, the rotary seat is provided with a first positioning platform corresponding to the second positioning platform and a first positioning groove corresponding to the first positioning buckles, the second positioning platform and the first positioning platform are mutually positioned, and the first positioning buckles are buckled with the first positioning grooves, so that the connecting seat can rotate along with the rotary seat.

4. The multifunctional thermostatic switch valve cartridge of claim 3, wherein the connecting seat has a plurality of third positioning platforms disposed on a side thereof adjacent to the ceramic rotor, the ceramic rotor has third positioning slots corresponding to the third positioning platforms, and the third positioning platforms are received in the third positioning slots, such that the ceramic rotor can rotate with the connecting seat.

5. The multifunctional thermostatic switch valve cartridge of claim 4, wherein the base has a plurality of fourth positioning platforms, the ceramic stator has a fourth positioning slot corresponding to the fourth positioning platform, and the fourth positioning platform is received in the fourth positioning slot, such that the base and the ceramic stator do not rotate.

6. The multifunctional thermostatic switch valve cartridge with a switch according to claim 5, wherein the ceramic rotor is provided with a rotor through hole, the ceramic stator is provided with a plurality of stator through holes, the base is provided with a plurality of water outlets corresponding to the stator through holes, and the rotating base is rotated to drive the connecting base to rotate, so that the ceramic rotor and the ceramic stator rotate relatively.

7. The multifunctional thermostatic switch valve cartridge with a switch according to claim 2, wherein the housing is provided with a plurality of limiting grooves and a second limiting platform, the connecting seat is provided with a positioning ball and a first limiting platform, the second limiting platform interacts with the first limiting platform to limit the relative rotation range of the connecting seat and the housing, and the positioning ball is accommodated in any one of the limiting grooves along with the rotation of the connecting seat.

8. The multifunctional thermostatic switch valve cartridge with the switch according to claim 1, wherein the rotary seat comprises a second cavity with two open ends, a third water inlet disposed on a side surface of the rotary seat, and a fourth water inlet disposed below the third water inlet, the third water inlet and the fourth water inlet are both communicated with the second cavity, the third water inlet corresponds to the first water inlet, and the fourth water inlet corresponds to the second water inlet.

9. The multifunctional thermostatic switch valve core with the switch according to claim 2 or 8, characterized in that the connecting seat has a third cavity, the third cavity is communicated with the second cavity, the thermostatic control unit further comprises a working spring, a plunger and a guide rod which are accommodated in the third cavity and the second cavity from bottom to top, an adjusting handle connected with the guide rod, and a thermal bulb which is communicated with the working spring and the plunger; the guide bar is provided with a fourth cavity, a top column and a protection spring are arranged in the fourth cavity from bottom to top, and the thermal bulb is arranged below the top column.

10. The multifunctional thermostatic switch valve cartridge with a switch of claim 9, characterized in that the rotary seat and the adjusting handle respectively rotate relative to the housing.

Technical Field

The invention relates to a multifunctional constant-temperature switching valve core with a switch.

Background

The constant temperature switch valve core on the market in China at present is only designed with one switch function, and can not meet the multifunctional switching requirements of customers when being matched with bathroom products such as constant temperature showers or constant temperature taps and the like; and the thermostatic switch valve core on the market adopts bottom water intaking and bottom water outlet mostly, and such product water route is complicated, and is with high costs, and the performance is unstable.

Disclosure of Invention

The invention provides a multifunctional constant-temperature switching valve core with a switch to solve the problems.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a take multi-functional constant temperature of switch to switch over case, includes:

the constant temperature control assembly comprises a shell, wherein the shell is provided with a first cavity with an upper opening and a lower opening, a first water inlet and a second water inlet are sequentially arranged on the side surface of the shell from top to bottom, and the first water inlet and the second water inlet are communicated with the first cavity;

the rotating seat is arranged in the first cavity and penetrates through an upper opening of the first cavity;

the switching assembly is arranged in the first cavity and below the rotating seat, and a water outlet is formed in the lower surface of the switching assembly; the switching of multiple water outlet states of the switching assembly is achieved through rotating the rotating seat.

Preferably, the switching assembly comprises a connecting seat, a ceramic moving plate, a ceramic stator plate and a base which are sequentially connected below the rotating seat, the base is provided with a plurality of second positioning buckles, the shell is provided with a plurality of second positioning grooves, and the second positioning buckles are buckled with the second positioning grooves to accommodate the connecting seat, the ceramic moving plate, the ceramic stator plate and the base in the first cavity.

Preferably, the connecting seat is provided with a plurality of second positioning tables and a plurality of first positioning buckles, the rotating seat is provided with first positioning tables corresponding to the second positioning tables and first positioning grooves corresponding to the first positioning buckles, the second positioning tables and the first positioning tables are mutually positioned, and the first positioning buckles are buckled in the first positioning grooves, so that the connecting seat can rotate along with the rotating seat.

Preferably, one side of the connecting seat, which is close to the ceramic moving piece, is provided with a plurality of third positioning tables, the ceramic moving piece is provided with third positioning grooves corresponding to the third positioning tables, and the third positioning tables are accommodated in the third positioning grooves, so that the ceramic moving piece can rotate along with the connecting seat.

Preferably, the base is provided with a plurality of fourth positioning tables, the ceramic stator is provided with fourth positioning grooves corresponding to the fourth positioning tables, and the fourth positioning tables are accommodated in the fourth positioning grooves, so that the base and the ceramic stator do not rotate.

Preferably, be provided with a rotor on the pottery rotor and cross the water hole, be provided with a plurality of stator on the pottery stator and cross the water hole, be provided with a plurality of on the base with the stator crosses the corresponding delivery port in water hole, through rotatory the roating seat drives the connecting seat rotates, thereby makes the pottery rotor with the relative rotation of pottery stator.

Preferably, the shell is provided with a plurality of limiting grooves and a second limiting platform, the connecting seat is provided with a positioning bead and a first limiting platform, the second limiting platform interacts with the first limiting platform to limit the relative rotation range of the connecting seat and the shell, and the positioning bead is accommodated in any limiting groove along with the rotation of the connecting seat.

Preferably, the rotary seat includes a second cavity with two open ends, a third water inlet disposed on a side surface of the rotary seat, and a fourth water inlet disposed below the third water inlet, the third water inlet and the fourth water inlet are both communicated with the second cavity, the third water inlet corresponds to the first water inlet, and the fourth water inlet corresponds to the second water inlet.

Preferably, the connecting seat is provided with a third cavity, the third cavity is communicated with the second cavity, the constant temperature control unit further comprises a working spring, a plunger and a guide rod which are accommodated in the third cavity and the second cavity from bottom to top, an adjusting handle connected with the guide rod, and a bulb communicated with the working spring and the plunger; the guide bar is provided with a fourth cavity, a top column and a protection spring are arranged in the fourth cavity from bottom to top, and the thermal bulb is arranged below the top column.

Preferably, the rotating base and the adjusting handle respectively rotate relative to the shell.

The invention has the beneficial effects that:

1. a switching component is arranged in the constant temperature control unit to realize that the constant temperature valve core has multiple functions for switching;

2. the design of side water inlet and bottom water outlet is adopted, the water path of the product is simplified, the production cost of the product is reduced, and the service performance is improved;

3. the switch and the switching are carried out by adopting the relative rotation of the ceramic stator plate and the ceramic rotor plate, so that the switch has good rotating hand feeling and long service life according to the performance of the ceramic plates;

4. the switching of multiple functions, and adopt the paraffin temperature package to control the proportion of intaking of hot and cold water to realize going out water constant temperature and multi-functional water.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a sectional view of a multifunctional thermostatic switch valve core with a switch according to the present invention.

Fig. 2 is an exploded view of the multifunctional thermostatic switch valve core with a switch of the invention.

Fig. 3 is a sectional view a of the multifunctional thermostatic switch valve core with a switch of the invention.

Fig. 4 is an axonometric view of the rotary seat of the multifunctional thermostatic switch valve core with the switch of the invention.

Fig. 5 is a first perspective view of a connecting seat of the multifunctional thermostatic switch valve core with the switch.

Fig. 6 is a second perspective view of a connecting seat of the multifunctional thermostatic switch valve core with the switch.

Fig. 7 is an isometric view of the housing of a multi-function thermostatic switch cartridge with switch of the present invention.

Fig. 8 is a schematic diagram of a first water outlet waterway of the multifunctional thermostatic switch valve core with the switch.

Fig. 9 is a schematic cross-sectional view of a first water outlet channel of the multifunctional thermostatic switch valve core with a switch of the invention.

Fig. 10 is a schematic view of a closed water outlet channel of the multifunctional thermostatic switch valve core with the switch.

Fig. 11 is a schematic cross-sectional view of a closed water outlet channel of the multifunctional thermostatic switch valve core with a switch of the invention.

Fig. 12 is a schematic diagram of a second water outlet waterway of the multifunctional thermostatic switch valve core with the switch of the invention.

Fig. 13 is a schematic cross-sectional view of a second water outlet channel of the multifunctional thermostatic switch valve core with a switch of the invention.

Fig. 14 is an isometric view of the housing of another embodiment of a multi-function thermostatic switch cartridge with switch of the present invention.

Fig. 15 is a schematic diagram of a first water outlet waterway of another embodiment of the multifunctional thermostatic switch valve core with the switch of the invention.

Fig. 16 is a schematic diagram of a second water outlet waterway of another embodiment of the multifunctional thermostatic switch valve core with the switch.

Fig. 17 is a schematic view of a closed water outlet waterway of another embodiment of the multifunctional thermostatic switch valve core with the switch.

Fig. 18 is a schematic diagram of a third water outlet circuit of another embodiment of the multifunctional thermostatic switch valve core with the switch of the invention.

Fig. 19 is a schematic diagram of a fourth water outlet path of another embodiment of the multifunctional thermostatic switch valve core with the switch of the invention.

Reference numbers in the figures:

1. constant temperature control assembly 11, shell 111, spacing groove

112. A second limiting table 113, a second limiting groove 115 and a second positioning groove

12. Plunger 13, working spring 14 and thermometer bulb

15. Protective spring 16, guide rod 17 and adjusting handle

18. Clamp spring 19, filter screen 2 and switching component

21. Connecting seat 211, second positioning table 212, first positioning buckle

213. First limit table 214, third positioning table 22, ceramic rotor

221. The moving plate water through hole 222, the third positioning groove 23 and the ceramic fixed plate

231. The first stator water through hole 232, the second stator water through hole 233 and the third stator water through hole

234. The fourth stator water through hole 235, the fifth stator water through hole 236 and the sixth stator water through hole

237. The seventh stator water passing hole 238, the eighth stator water passing hole 239 and the fourth positioning groove

24. Base 241, first water outlet 242, second water outlet

244. A fourth water outlet 245, a fifth water outlet 246 and a sixth water outlet

247. Seventh water outlet 248, second positioning fastener 249 and fourth positioning table

25. Positioning bead 26, first seal 27, second seal

28. Third sealing gasket 3, rotary seat 31, first positioning table

32. A first positioning groove.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 to 7, a multifunctional thermostatic switch valve core with a switch comprises a thermostatic control assembly 1, a rotary seat 3 and a switch assembly 2, wherein the thermostatic control assembly 1 comprises a housing 11 having a first cavity with an upper opening and a lower opening, a first water inlet and a second water inlet are sequentially arranged on the side surface of the housing 11 from top to bottom, and the first water inlet and the second water inlet are communicated with the first cavity; the rotating seat 3 is arranged in the first cavity and penetrates through an upper opening of the first cavity; the switching component 2 is arranged in the first cavity and below the rotating seat 3, and a water outlet is formed in the lower surface of the switching component; the switching of various water outlet states of the switching component 2 is realized by rotating the rotating seat 3.

In this embodiment, the switching assembly 2 includes a connecting seat 21, a ceramic rotor 22, a ceramic stator 23 and a base 24 sequentially connected to the lower portion of the rotating seat 3, the base 24 is provided with a plurality of second positioning fasteners 248, the housing 11 is provided with a plurality of second positioning slots 115, the second positioning fasteners 248 are fastened to the second positioning slots 115, and the connecting seat 21, the ceramic rotor 22, the ceramic stator 23 and the base 24 are accommodated in the first cavity; here, the number of the second positioning buckles 248 and the second positioning grooves 115 is at least two, so as to ensure that the base 24 and the housing 11 can be stably fastened; connecting seat 21 is close to be provided with first seal groove on the surface of pottery movable plate 22 one side, the surface is provided with second seal groove and third seal groove respectively about base 24, first seal groove the second seal groove with the third seal groove is provided with first sealed 26, second sealed 27 and third sealed 28 pad respectively, thereby seals connecting seat 21 with clearance between the pottery movable plate 22 base 24 with between the pottery stator 23 and the clearance between base 24 and the fitting piece, pottery movable plate 22 with pottery stator 23 can ensure sealing performance between the two because of the leakproofness of pottery material self, need not to set up the sealing member in addition again.

In this embodiment, the connecting seat 21 is provided with a plurality of second positioning platforms 211 and a plurality of first positioning fasteners 212, the rotating seat 3 is provided with a first positioning platform 31 corresponding to the second positioning platforms 211 and a first positioning slot 32 corresponding to the first positioning fasteners 212, the second positioning platforms 211 and the first positioning platforms 31 are positioned with each other, and the first positioning fasteners 212 are fastened to the first positioning slot 32, so that the connecting seat 21 can rotate along with the rotating seat 3; here, the number of the first positioning table 212 and the first positioning groove 32 is at least two, so that the connection seat 21 and the rotation seat 3 can be stably fastened.

In this embodiment, one side of the connecting seat 21 close to the ceramic rotor 22 is provided with a plurality of third positioning platforms 214, the ceramic rotor 22 is provided with third positioning grooves 222 corresponding to the third positioning platforms 214, and the third positioning platforms 214 are accommodated in the third positioning grooves 222, so that the ceramic rotor 22 can rotate along with the connecting seat 21; the number of the third positioning table 214 and the third positioning groove 222 is at least one; preferably, the number of the third positioning table 214 and the third positioning groove 222 is at least two, so as to ensure the stability and balance of the connection between the connection seat 21 and the ceramic rotor 22.

In this embodiment, a plurality of fourth positioning tables 249 are disposed on the base 24, a fourth positioning groove 239 corresponding to the fourth positioning tables 249 is disposed on the ceramic stator 23, and the fourth positioning tables 249 are accommodated in the fourth positioning groove 239, so that the base 24 and the ceramic stator 23 do not rotate; at least one fourth positioning table 249 and at least one fourth positioning groove 239 are provided; preferably, the number of the fourth positioning table 249 and the fourth positioning groove 239 is at least two, so as to ensure that the base 24 and the ceramic stator 23 do not rotate.

In this embodiment, a moving plate water through hole 221 is formed in the ceramic moving plate 22, a plurality of fixed plate water through holes are formed in the ceramic fixed plate 23, a plurality of water outlets corresponding to the fixed plate water through holes are formed in the base 24, and the rotating base 3 is rotated to drive the connecting base 21 to rotate, so that the ceramic moving plate 22 and the ceramic fixed plate 23 rotate relatively; here, the number of the stator water through holes is three, and the stator water through holes are a first stator water through hole 231, a second stator water through hole 232 and a third stator water through hole 233; the number of the water outlets is two, namely a first water outlet 241 and a second water outlet 242; the first stator water passing hole 231 and the second stator water passing hole 232 correspond to the first water outlet 241 and the second water outlet 242 respectively, and are two water outlet modes of the constant temperature switching valve core.

In another embodiment, the number of the stator water holes is five, which are the fourth stator water hole 234, the fifth stator water hole 235, the sixth stator water hole 236, the seventh stator water hole 237 and the eighth stator water hole 238; the number of the water outlets is four, and the four water outlets are respectively a fourth water outlet 244, a fifth water outlet 245, a sixth water outlet 246 and a seventh water outlet 247; the fourth stator water passing hole 234, the fifth stator water passing hole 235, the sixth stator water passing hole 236 and the seventh stator water passing hole 237 respectively correspond to the fourth water outlet 244, the fifth water outlet 245, the sixth water outlet 246 and the seventh water outlet 247, and are four water outlet modes of the constant temperature switching valve core.

In this embodiment, the housing 11 is provided with a plurality of limiting grooves 111 and a second limiting table 112, a corresponding number of limiting grooves 111 are set in several water outlet states, and the cross section of each limiting groove 111 is trapezoidal; the connecting seat 21 is provided with a positioning ball 25 and a first limiting table 213, the second limiting table 112 interacts with the first limiting table 213 to limit the relative rotation range of the connecting seat 21 and the housing 11, and the positioning ball 25 rotates along with the connecting seat 21 and is accommodated in any limiting groove 111; the positioning ball 25 comprises a shell, a spring is arranged in the shell, a round ball is arranged at one end matched with the limiting groove 111, when the rotating seat 3 is applied with force to drive the connecting seat 21 to rotate, if the round ball is positioned in the limiting groove 111, the round ball is contracted into the shell of the positioning ball 25 under the action of force, so that the connecting seat 21 and the shell 11 can form relative rotation; when the positioning ball 25 does not meet the limiting groove 111, the round ball is always positioned in the shell, and when the connecting seat 21 rotates to the position of the positioning ball 25, the round ball pops out and is positioned in the limiting groove 111 under the action of the spring because the round ball reaches the limiting groove 111; the limiting groove 111 corresponds to the water through hole of the stator and the water outlet, so that various water outlet states of the constant-temperature switching valve core are controlled through the positioning ball 25 and the limiting groove 111.

In this embodiment, the rotary seat 3 includes a second cavity having two open ends, a third water inlet disposed on a side surface of the rotary seat 3, and a fourth water inlet disposed below the third water inlet, the third water inlet and the fourth water inlet are both communicated with the second cavity, the third water inlet corresponds to the first water inlet, and the fourth water inlet corresponds to the second water inlet.

In this embodiment, the connection seat 21 has a third cavity, the third cavity is communicated with the second cavity, the thermostatic control unit 1 further includes a working spring 13, a plunger 12, a guide rod 16, an adjusting handle 17 connected with the guide rod 16, and a bulb 14 communicated with the working spring 13 and the plunger 12, and the working spring 13 and the plunger 12 are accommodated in the third cavity and the second cavity from bottom to top; the guide rod 16 is provided with a fourth cavity, a top column and a protection spring 15 are arranged in the fourth cavity from bottom to top, and the thermal bulb 14 is arranged below the top column; the head of the adjusting handle 17 penetrates through the upper surface of the second cavity, and the adjusting handle 17 is movably connected with the rotating seat 3 through a clamp spring 18; the middle section of the thermal bulb 14 is large in diameter, the diameters of two ends of the thermal bulb are small, the middle section of the thermal bulb 14 is arranged below the plunger 12, and the upper section of the thermal bulb 14 extends to the position below the top column; the thermal bulb 14 adopts a high-precision paraffin thermal bulb.

In this embodiment, the rotary seat 3 and the adjusting handle 17 respectively rotate relative to the housing 11, the rotary seat 3 is used to adjust the switching of multiple water outlet states of the constant temperature switching valve core, and the adjusting handle 17 is used to control the water temperature of the constant temperature switching valve core.

In this embodiment, between the plunger 12 and the rotary base 3, corresponding sealing rings are provided between the rotary base 3 and the casing 11, between the guide rod 16 and between the regulating handle 17, so as to ensure that water flow does not leak from gaps between these parts, and the first water inlet and the second water inlet are provided with a filter screen 19 on the outer surface of the casing 11.

As shown in fig. 8 to 19, the working principle of the present invention is as follows:

the rotary seat 3 is used for switching various water outlet states of the constant-temperature switching valve core, and the adjusting handle 17 is used for controlling the water temperature condition of the constant-temperature switching valve core; the adjusting handle 17 controls the water outlet temperature of the thermostatic control unit 1, the water flow enters the third water inlet from the first water inlet and enters the fourth water inlet from the second water inlet respectively, thereby flowing to the thermal bulb 14, the thermal bulb 14 is a high-precision paraffin thermal bulb, the adjusting handle 17 operates the guide rod 16, thereby the top column pushes the thermal bulb 14 to move, further pushing the plunger 12 to move, after the cold water and the hot water are mixed, the thermal bulb 14 expands with heat and contracts with cold according to the change of the water temperature, thereby the working spring 13 pushes the plunger 12 to move upwards, or the protection spring 15 indirectly pushes the plunger 12 to move downwards, so as to adjust the water passing area of the first water inlet and the second water inlet, thereby adjusting the water inflow of cold water and hot water, and keeping the water temperature of the constant temperature switching valve core in a constant temperature state all the time; the water flow enters the second and third cavities via the third and fourth water inlets, thus entering the switching assembly 2; in this embodiment, the switching assembly 2 has two water outlet states, when the rotor plate water through hole 221 corresponds to the first stator plate water through hole 231, the water flow will flow from the rotor plate water through hole 221 to the first stator plate water through hole 231 and then to the first water outlet 241, so as to flow to the water outlet of the stator; when the rotor plate water through hole 221 corresponds to the second stator plate water through hole 232, water flows from the rotor plate water through hole 221 to the second stator plate water through hole 232 and then to the second water outlet 242, and thus flows to the water outlet of the mating member; when the third stator water through hole 233 corresponds to the surface of the base 24, the water flow is in a closed state because the sealing function of the second sealing gasket 27 cannot pass through.

In another embodiment, the thermostatic control parts of the thermostatic control unit 1 have the same structure, and the switching assembly 2 has four water outlet states, when the rotor plate water through hole 221 corresponds to the fourth stator plate water through hole 234, water flows from the rotor plate water through hole 221 to the fourth stator plate water through hole 234 and then to the fourth water outlet 244, and thus flows to the water outlet of the mating member; when the moving plate water through hole 221 corresponds to the fifth fixed plate water through hole 235, water flows from the moving plate water through hole 221 to the fifth fixed plate water through hole 235 and then to the fifth water outlet 245, and thus flows to the water outlet of the mating member; when the rotor plate water through hole 221 corresponds to the sixth stator plate water through hole 236, water flows from the rotor plate water through hole 221 to the sixth stator plate water through hole 236 to the sixth water outlet 246, and thus flows to the water outlet of the mating member; when the moving plate water through hole 221 corresponds to the seventh fixed plate water through hole 237, water flows from the moving plate water through hole 221 to the seventh fixed plate water through hole 237 and then to the seventh water outlet 247, and thus flows to the water outlet of the mating member; when the eighth stator water through hole 238 corresponds to the surface of the base 24, the water flow is closed because the sealing function of the second sealing pad 27 cannot pass through. The constant-temperature switching valve core is not limited to two water outlet states or four water outlet states, and the multiple water outlet states are within the protection range of the invention.

According to the invention, the switching component 2 is arranged in the constant temperature control unit 1, so that the constant temperature valve core has multiple functions for switching; the design of side water inlet and bottom water outlet is adopted, the water path of the constant-temperature switching valve core is simplified, the production cost of the product is reduced, and the service performance is improved; the relative rotation of the ceramic stator 23 and the ceramic rotor 22 is adopted to switch and switch, so that the switch has good rotating hand feeling and long service life according to the performance of the ceramic plates; the switching of multiple functions, and adopt the paraffin temperature package to control the proportion of intaking of hot and cold water to realize going out water constant temperature and multi-functional water.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.