CN212584324U

CN212584324U - a shower

Info

Publication number: CN212584324U
Application number: CN202022107555.XU
Authority: CN
Inventors: 林孝发; 林孝山; 刘启乔; 邓小清; 余开石
Original assignee: Fujian Xihe Sanitary Ware Technology Co Ltd
Current assignee: Fujian Demao Sanitary Ware Technology Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-02-23
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a shower, comprising a main body, a valve core and a handle. The valve core is arranged on the main body, a plurality of valve core water passage holes are arranged on the valve core, the handle is fixedly connected to a valve stem of the valve core, and the main body is provided with a valve rod for The body water passage corresponding to the valve core water passage hole; also includes: a valve seat, which is located between the body and the valve core, and is circumferentially fitted to the body; the valve seat is provided with several independent water passages, and Each water passage is always communicated with a corresponding body water passage; the valve core rotates between several positions relative to the body, and at any position, the valve core water passage passes through the water passage and the corresponding body water passage Connected. The shower device with the above structure can be matched with handles of various rotation ranges, and there is no need to redesign and produce the shower device, thereby effectively reducing the manufacturing cost.

Description

Shower bath

Technical Field

The utility model relates to a shower technical field, concretely relates to shower.

Background

The existing shower mainly comprises a main body, a valve core and a handle, wherein a plurality of water passing channels are arranged in the main body and used for realizing the inlet and outlet of water flow, the valve core can be divided into a thermostatic valve and a switching valve, the thermostatic valve is used for controlling the outlet water temperature, the switching valve is used for switching the outlet water channel, and the handle is generally connected to the switching valve or a valve rod of the thermostatic valve and used for controlling the valve core. Generally, a thermostatic valve or a switching valve is controlled by rotation to adjust water temperature or switch water paths, and the control method can provide more stages of gears than a press-type valve core, and a water outlet of the rotary valve core is generally arranged at the bottom of the valve core. When the valve core is installed on the main body of the shower, the water outlet at the bottom of the valve core needs to be communicated with the corresponding seal of the water inlet on the main body, so that when the position of the water inlet on the main body is determined, the installation position of the valve core is also determined. Meanwhile, the rotary valve core is generally fixed in rotation form, the positions of the starting point and the ending point are preset, and the rotary valve core can not be influenced by external environment (such as a wall) when being adjusted and controlled by using a hand wheel, but when being controlled by using a handle, the rotating range of the handle may need to be adjusted according to actual conditions due to the longer handle of the handle, for example, the handle which rotates in the fan-shaped range of the vertical direction is adjusted to rotate in the fan-shaped range of the horizontal direction, and the installation position of the valve core needs to be adjusted synchronously, namely the position of a water inlet on the main body needs to be adjusted. This adjustment results in the need to redesign the forming die of the body, which obviously greatly increases the manufacturing cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect or the problem that exist among the background art, provide a shower, this shower can match the handle of multiple rotation range, need not to carry out the design production to the shower again, has effectively reduced manufacturing cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a shower comprises a body, a valve core and a handle, wherein the valve core is arranged on the body, a plurality of valve core water through holes are formed in the valve core, the handle is fixedly connected to a valve rod of the valve core, and the body is provided with a body water through hole which is correspondingly communicated with the valve core water through hole; further comprising: the valve seat is positioned between the body and the valve core and is circumferentially matched with the body; the valve seat is provided with a plurality of water passing channels which are independent mutually, and each water passing channel is communicated with a corresponding water passing hole of the body all the time; the valve core rotates among a plurality of positions relative to the body, and at any position, the valve core water passing holes are communicated with the corresponding body water passing holes through the water passing channel.

Furthermore, the valve seat is provided with a plurality of concentric circular or annular through grooves which penetrate through two opposite wall surfaces of the valve seat to form the water passing channel; each body water through hole is hermetically communicated with one through groove; each valve core water through hole is positioned in the communication range of the corresponding through groove when the valve core rotates to any position relative to the body.

Furthermore, the valve seat is matched with the body along the axial direction to form a plurality of water passing cavities, and each water passing cavity is communicated with one water passing channel; the water passing holes of the body are arranged along the axial direction of the body; the range of the water passing cavity at least corresponds to the rotation range of the valve core, and when the valve seat rotates in the range, each water passing hole of the body is communicated with a corresponding water passing cavity.

Furthermore, the valve seat comprises a plurality of water sealing plates and a water pipe; the water sealing plates are sequentially arranged along the axial direction of the valve seat, water passing holes of the water sealing plates which penetrate through the valve seat along the axial direction are formed in the water sealing plates, and the periphery of the water passing holes is in sealing fit with the body to form the water passing cavity; the water passing pipe is communicated with the water passing holes of the water sealing plates of two adjacent water sealing plates to form the water passing channel.

Furthermore, the diameters of the water sealing plates are sequentially reduced from outside to inside along the axial direction of the valve seat.

Further, the valve seat comprises a first water sealing plate, a second water sealing plate and a third water sealing plate; the first water sealing plate and the second water sealing plate are matched with the body to form a first water passing cavity, the second water sealing plate and the third water sealing plate are matched with the body to form a second water passing cavity, and the third water sealing plate is matched with the body to form a third water passing cavity;

three first water passing holes are formed in the first water sealing plate, one end of one first water passing hole is communicated with the first water passing cavity, the other end of the one first water passing hole is communicated with a valve core water passing hole, and the other two first water passing holes are respectively communicated with a first water passing pipe and a second water passing pipe;

two second water sealing plate water passing holes are formed in the second water sealing plate, one end of one second water passing hole is communicated with the second water passing cavity, the other end of the one second water passing hole is communicated with the first water passing pipe, one end of the other second water passing hole is communicated with the second water passing pipe, and the other end of the other second water passing hole is communicated with the third water passing pipe;

and a third water sealing plate water passing hole is formed in the third water sealing plate, one end of the third water passing hole is communicated with the third water passing cavity, and the other end of the third water passing hole is communicated with the third water passing pipe.

Furthermore, a plurality of positioning grooves are formed in the body along the circumferential direction; the valve seat is provided with a positioning bulge; the positioning protrusion is configured to realize position adjustment of the valve seat through insertion fit with the positioning groove.

Furthermore, the number of the positioning grooves is three, and the phase angle difference between at least one positioning groove and the other two positioning grooves is 90 degrees.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. the valve seat is separated from the body and the valve core, the valve seat is circumferentially matched with the body, so the valve seat can rotate relative to the body when needed, meanwhile, the valve core can also rotate relative to the body, according to different shapes of the arranged water passing channel, when the valve core rotates, the valve seat can rotate along with the valve core and also can stop at a fixed position, only the requirement that the valve seat is always communicated with the water passing hole of the body needs to be met, when the valve seat is communicated with the water passing hole of the body, the valve core rotates to any position and is also communicated with the water passing channel of the valve seat, thus, the water passing hole of the valve core can be communicated with the corresponding water passing hole of the body, the valve core can also rotate at will without influencing the water passing of a shower, when the position of a handle needs to be adjusted, the body structure does not need to be redesigned, and the valve core directly rotates to a, and then the handle is fixedly connected to the valve rod of the valve core.

2. The valve seat is provided with the concentric circular or circular through groove for forming the water passing channel, the body water passing hole is communicated with the water passing channel, and the valve core water passing hole on the valve core can be kept communicated with the water passing channel as long as the valve core water passing hole is in the range of the through groove when the position of the valve core water passing hole is changed due to the fact that the water passing channel is of a groove-shaped structure with length, so that the valve core can rotate to any position within the range of the through groove and still keep the body water passing hole corresponding to the communication.

3. The valve seat can also form water passing cavities which are distributed along the axial direction by matching with the body, each water passing channel is independently communicated with one water passing cavity, each water passing cavity is communicated with one water passing hole of the body, the coverage range of the water passing cavities at least corresponds to the rotation range of the valve core, and therefore when the valve core rotates, the valve seat can also rotate along with the valve seat and is communicated with the water passing holes of the body through the water passing cavities.

4. The valve seat is provided with a water sealing plate and a water passing pipe, the water sealing plate is used for forming a water passing cavity by matching with the body, and the water passing pipe is used for forming an independent water passing channel.

5. The diameter of the water seal plate is reduced from outside to inside in the axial direction of the valve seat, which allows the valve seat to be well inserted to the body and facilitates confirmation of the proper installation direction of the valve seat.

6. The three water sealing plates and the three water passing pipes are arranged, the three water sealing plates are matched with the body to form three independent water passing cavities, the three water passing pipes form two water passing channels respectively, a first water passing hole of the first water sealing plate on the first water sealing plate forms one water passing channel, so that three water passing channels are formed totally, and each water passing channel is communicated with one corresponding water passing cavity independently.

7. Set up the constant head tank on the body, set up the location arch on the disk seat, through making location arch and constant head tank grafting cooperation, make the position of disk seat can be confirmed to can not produce the skew.

8. The constant head tank sets up threely, is convenient for satisfy the demand under the most circumstances.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a partial structural sectional view of a shower according to an embodiment 1 of the present invention;

FIG. 2 is a schematic view of the valve seat of FIG. 1;

FIG. 3 is a schematic view 2 of the valve seat of FIG. 1;

FIG. 4 is a schematic structural view of the body of FIG. 1;

fig. 5 is a schematic structural view of a valve seat used in embodiment 2 of a shower according to the present invention;

fig. 6 is a schematic view of the shower according to the present invention, wherein the handle is in different mounting positions according to embodiment 1 or 2.

Description of the main reference numerals:

10. a body; 11. a first water passing cavity; 12. a second water passing cavity; 13. a third water passing cavity; 141. a first positioning groove; 142. a second positioning groove; 143. a third positioning groove; 20. a valve core; 30. a handle; 40. a valve seat; 41. a first water seal plate; 411. a first water passing pipe; 412. a second water passing pipe; 413. a first side wall; 414. a second side wall; 42. a second water seal plate; 421. a third water pipe; 43. a third water seal plate; 44. positioning the projection; 451. the first water sealing plate is provided with a first water through hole; 452. the first water sealing plate is provided with a first water through hole; 453. the third water through hole of the first water sealing plate; 461. the first water through hole of the second water sealing plate; 471. the third water sealing plate is provided with water holes; 481. a first through groove; 482. a second through groove; 483. and a third through groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, to the extent that directional terms such as "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise" and the like are used, the positional or orientational relationships illustrated in the drawings are based on the positional and orientational relationships illustrated in the drawings and are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention in any way.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

The shower provided by the utility model comprises an embodiment 1 and an embodiment 2 in the specification, and the embodiment 1 is explained first below.

Referring to fig. 1, fig. 1 shows a partial schematic structural view of an embodiment 1 of a shower provided by the present invention, and the shower mainly includes a body 10, a valve core 20, a handle 30 and a valve seat 40.

In this embodiment, the shower includes a thermostatic valve core portion and a water diversion valve core portion, the thermostatic valve core portion is provided with a thermostatic valve core, which is connected to two water paths of hot water and cold water supplied from the outside, and mixes water through the thermostatic valve core to form warm water with a suitable temperature, and the warm water enters the water diversion valve core portion again. The water diversion valve core part is provided with three water paths, namely a warm water inlet path communicated with the thermostatic valve core, a shower outlet path used for shower or top spraying and a top spraying water path.

The body 10 is the main part of the shower, and is provided with many water routes therein to communicate with the external water supply pipeline or water outlet pipeline through the interface, the thermostatic valve core is installed at one end of the body 10, the water diversion valve core is installed at the other end of the body 10, between the thermostatic valve core and the water diversion valve core, the body 10 is provided with a water route for communicating the two valve cores, and the water route is connected with warm water.

The body 10 is correspondingly provided with three water paths, whether in the thermostatic valve core part or the shunt valve core part. For the thermostatic valve core, three water paths on the body 10 are a hot water supply path, a cold water supply path and a warm water outlet path respectively; for the water diversion valve core, the three water paths on the body 10 are a warm water inlet path, a shower outlet path and a top spraying path respectively. Therefore, as shown in fig. 1, in this partial structure, the body 10 forms an inwardly recessed chamber in the axial direction, and three body water through holes are arranged from the outside to the inside of the side wall of the chamber, and the three body water through holes can be used for water inlet or water outlet.

Also, this chamber on the body 10 is provided in a two-stage stepped structure in cross section, with the inner diameter decreasing from the outside to the inside.

In addition, as shown in fig. 4, positioning grooves are further provided on the body 10, and in the present embodiment, three positioning grooves are provided, namely, a first positioning groove 141, a second positioning groove 142 and a third positioning groove 143, and at least one of the positioning grooves has a phase angle difference of 90 ° from the other two positioning grooves. For the present embodiment, the phase angle difference between the second positioning groove 142 and the first positioning groove 141 and the third positioning groove 143 is 90 °, and further, taking the horizontal direction as the horizontal axis of the rectangular coordinate system shown in fig. 4, the first positioning groove 141 is located at 90 °, the second positioning groove 142 is located at 180 °, and the third positioning groove 143 is located at 270 °.

The valve core 20 can be a thermostatic valve core or a water distribution valve core, a valve rod and three valve core water through holes are arranged on the valve core 20, and the valve core water through holes are used for being connected with external water supply and forming corresponding water outlet after being controlled by the valve core 20; the valve stem is used for controlling the water inlet and outlet of the valve core 20, and extends outside relative to the valve core 20, and has an inwardly recessed valve stem mounting hole at an end position thereof, and a ring of outwardly extending flanges at positions near the end position of the valve stem.

The handle 30 is a long handle structure, and a convex column is disposed on the handle near one end, and an inwardly recessed mounting hole is formed in the convex column.

The structure of the valve seat 40 is as shown in fig. 1, fig. 2 and fig. 3, a plurality of water passing channels independent of each other are arranged on the valve seat 40, specifically, the valve seat 40 comprises a plurality of water sealing plates and water passing pipes, the water sealing plates are sequentially arranged along the axial direction of the valve seat, water passing holes of the water sealing plates penetrating along the axial direction of the valve seat are arranged on the water passing pipes, and the water passing pipes are communicated with the water passing holes of two adjacent water sealing plates to form the water passing channels. And the diameters of the plurality of water sealing plates are reduced from outside to inside along the axial direction of the valve seat.

More specifically, in the present embodiment, the valve seat 40 includes a first water sealing plate 41, a second water sealing plate 42, and a third water sealing plate 43, as well as a first water passing pipe 411, a second water passing pipe 412, and a third water passing pipe 421, and a positioning protrusion 44. Of course, the valve seat 40 may be integrally formed of plastic, and the division into the above-mentioned structures does not mean that the valve seat 40 is merely a separate structure, but merely for convenience of description and for a clear decomposition of the structure of the valve seat 40 to be understood by those skilled in the art.

The first water sealing plate 41 is provided with three first water sealing plate water passing holes, namely a first water passing hole 451 of the first water sealing plate, a second water passing hole 452 of the first water sealing plate, and a third water passing hole 453 of the first water sealing plate, and each first water passing hole of the first water sealing plate runs through the first water sealing plate 41 along the axial direction of the first water sealing plate 41. The first water passing hole 451 of the first water sealing plate forms a water passing channel. The outward side of the first water sealing plate 41 forms a first sidewall 413, and the inward side forms a second sidewall 414. The periphery of the first water sealing plate 41 is provided with a groove for mounting a sealing ring.

The second water sealing plate 42 is provided with two second water sealing plate water passing holes, which are a first water passing hole 461 of the second water sealing plate and a second water passing hole of the second water sealing plate, and each second water passing hole of the second water sealing plate runs through the second water sealing plate 42 along the axial direction of the second water sealing plate. The periphery of the second water sealing plate 42 is provided with a groove for mounting a sealing ring.

The third water sealing plate 43 is provided with a third water sealing plate water through hole 471, and the third water sealing plate water through hole 471 penetrates through the third water sealing plate 43 along the axial direction of the third water sealing plate 43. The third water sealing plate 43 is provided with a groove for installing a sealing ring at the periphery.

The first water passing pipe 411 is disposed between the first water sealing plate 41 and the second water sealing plate 42, and both ends of the first water passing pipe are respectively communicated with the third water passing hole 453 of the first water sealing plate and the first water passing hole 461 of the second water sealing plate.

The second water flowing pipe 412 is disposed between the first water sealing plate 41 and the second water sealing plate 42, and two ends of the second water flowing pipe are respectively communicated with the first water flowing hole 452 of the first water sealing plate and the second water flowing hole of the second water sealing plate.

The third water flowing pipe 421 is disposed between the second water sealing plate 42 and the third water sealing plate 43, and two ends of the third water flowing pipe are respectively communicated with the second water flowing hole of the second water sealing plate and the water flowing hole 471 of the third water sealing plate.

The positioning protrusion 44 is disposed on the second sidewall 414 of the first water sealing plate, and is a cylindrical structure protruding relative to the plane of the second sidewall 414.

In addition, the valve seat 40 is positioned between the body 10 and the valve core 20 and is circumferentially matched with the body, and a water passing channel on the valve seat 40 is always communicated with a corresponding water passing hole of the body; when the valve core 20 rotates between a plurality of positions relative to the body, at any position, the valve core water passing hole is communicated with the corresponding body water passing hole through the water passing channel on the valve seat 40.

Specifically, disk seat 40 forms a plurality of water cavity of crossing with the cooperation of body 10 along the axial, and each water cavity of crossing all communicates with a water channel, and the body crosses the water hole and sets up along the axial of body 10, and the scope of crossing the water cavity corresponds to the rotation range of case 20 at least, and when disk seat 40 was at this within range rotation, each body crossed the water hole and all kept the intercommunication with a corresponding water cavity of crossing.

The water passing cavity is formed by the sealing fit of the water sealing plate on the valve seat 40 and the body 10, as shown in fig. 1, the first water sealing plate 41 and the second water sealing plate 42 are matched with the body 10 to form a first water passing cavity 11, the second water sealing plate 42 and the third water sealing plate 43 are matched with the body 10 to form a second water passing cavity 12, and the third water sealing plate 43 is matched with the body 10 to form a third water passing cavity 13.

Specifically, the periphery of the first water sealing plate 41 is in sealing fit with the inner side wall of the cavity of the body 10, meanwhile, the periphery of the second water sealing plate 42 is in sealing fit with the inner side wall of the cavity of the body 10, and the body 10 is provided with a body water through hole therebetween, and after the first water through hole 451 of the first water sealing plate on the valve seat 40 is in butt joint communication with a valve core water through hole on the valve core 20, the first water through cavity 11 can be also communicated with the valve core 20. Similarly, the second water sealing plate 42 and the third water sealing plate 43 form the second water passing cavity 12 by the sealing engagement of the periphery and the body 10, and after the third water passing hole 453 of the first water sealing plate is in butt joint communication with a valve core water passing hole on the valve core 20, the second water passing cavity 12 can also be in communication with the valve core 20 through the first water passing pipe 411 and the first water passing hole 461 of the second water sealing plate. Similarly, the third water sealing plate 43 directly forms the third water passing cavity 13 through the sealing fit with the body 10, and after the second water passing hole 452 of the first water sealing plate is connected to and communicated with the valve core water passing hole of the valve core 20, the third water passing cavity 13 can be communicated with the valve core 20 through the second water passing pipe 412, the third water passing pipe 421 and the third water sealing plate water passing hole 471.

And, because of the existence of the water passing cavity, when the valve core 20 rotates and the valve seat 40 rotates therewith, the body water passing hole can still be correspondingly communicated with the valve core water passing hole on the valve core 20 through the water passing cavity, so that the valve core 20 can rotate in the communication range of the water passing cavity and the body water passing hole.

In the present embodiment, the valve core 20 is configured to be switched between three positions, the three positions correspond to three positioning grooves formed on the body 10, the positioning protrusions 44 on the valve seat 40 correspond to the positioning grooves formed on the body 10, and the valve core is configured to realize position adjustment of the valve seat 40 through inserting and matching with the positioning grooves. Specifically, the shape of the positioning projection 44 matches the shape of the positioning groove, which can be switched among the first positioning groove 141, the second positioning groove 142, and the third positioning groove 143, and fixes the position thereof by matching the shape of the positioning groove.

In assembling, the valve seat 40 is installed in the cavity of the body 10, then the valve core 20 is installed, and then the handle 30 is fixed to the stem of the valve core 20.

In use, as shown in fig. 6, if the orientation of the handle 30 needs to be changed, the position of the valve seat 40 can be adjusted before assembly, and then the position of the valve core 20 can be adjusted, so that the rotation range of the valve rod can be changed, and the orientation of the handle 30 can be changed.

Further, the present invention provides embodiment 2, which is different from embodiment 1 in that there is a difference in the structure of the valve seat 40 and the body 10.

In embodiment 2, the valve seat 40 is a plate-shaped structure, and a plurality of concentric circular or circular through grooves penetrating two opposite wall surfaces of the valve seat 40 are formed thereon to form a water passing channel, each body water passing hole is sealed with the first through groove and the second through groove, and each valve core water passing hole is located in a communication range of the corresponding through groove when the valve core 20 rotates to any position relative to the body 10.

Specifically, as shown in fig. 5, the valve seat 40 is provided with three through grooves, which are a first through groove 481, a second through groove 482 and a third through groove 483, respectively, the first through groove 481 is a circular hole located at the center of the valve seat 40, the second through groove 482 is an incomplete circular ring structure concentric with the first through groove 481, and the third through groove 483 is an incomplete circular ring structure concentric with the first through groove 481 and located outside the second through groove 482.

Through set up sealed pad between disk seat 40 and body 10 and case 20, can make logical groove on the disk seat 40 mutually independent with the body water hole of crossing and case water hole intercommunication to because the structure of disk seat 40 itself, when case 20 rotated, as long as the case water hole of crossing that corresponds was in the logical groove within range that corresponds, just can make this case cross the water hole and keep the intercommunication with the body water hole of crossing that corresponds.

The utility model provides a pair of shower through setting up the disk seat 40 with body 10 and case 20 separation, utilizes water channel on the disk seat to make the body cross the water hole can remain throughout when case 20's position changes with the intercommunication in case cross the water hole, has solved the unable problem that changes of handle 30 rotation range, makes the shower can match the handle of multiple rotation range, and need not to carry out redesign production to the shower, has effectively reduced manufacturing cost.

The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through logical analysis, reasoning or limited experimentation in light of the above teachings of the invention or the above embodiments are intended to be included within the scope of the invention.

Claims

1. A shower comprises a body, a valve core and a handle, wherein the valve core is arranged on the body, a plurality of valve core water through holes are formed in the valve core, the handle is fixedly connected to a valve rod of the valve core, and the body is provided with a body water through hole which is correspondingly communicated with the valve core water through hole;

it is characterized by also comprising:

the valve seat is positioned between the body and the valve core and is circumferentially matched with the body; the valve seat is provided with a plurality of water passing channels which are independent mutually, and each water passing channel is communicated with a corresponding water passing hole of the body all the time;

the valve core rotates among a plurality of positions relative to the body, and at any position, the valve core water passing holes are communicated with the corresponding body water passing holes through the water passing channel.

2. A shower as claimed in claim 1, wherein said valve seat is provided with a plurality of concentric circular or annular through slots through opposite walls of the valve seat to form said water passage; each body water through hole is hermetically communicated with one through groove; each valve core water through hole is positioned in the communication range of the corresponding through groove when the valve core rotates to any position relative to the body.

3. A shower as claimed in claim 1, wherein said valve seat is axially engaged with said body to define a plurality of water passing chambers, each of said chambers being in communication with one of said water passing passages; the water passing holes of the body are arranged along the axial direction of the body; the range of the water passing cavity at least corresponds to the rotation range of the valve core, and when the valve seat rotates in the range, each water passing hole of the body is communicated with a corresponding water passing cavity.

4. A shower as claimed in claim 3, wherein said valve seat includes a plurality of water blocking plates and a water conduit; the water sealing plates are sequentially arranged along the axial direction of the valve seat, water passing holes of the water sealing plates which penetrate through the valve seat along the axial direction are formed in the water sealing plates, and the periphery of the water passing holes is in sealing fit with the body to form the water passing cavity; the water passing pipe is communicated with the water passing holes of the water sealing plates of two adjacent water sealing plates to form the water passing channel.

5. A shower as claimed in claim 4, wherein said plurality of said water trap panels decrease in diameter from outside to inside in the axial direction of the valve seat.

6. A shower as claimed in any one of claims 4 or 5, wherein said valve seat comprises first, second and third water seal plates; the first water sealing plate and the second water sealing plate are matched with the body to form a first water passing cavity, the second water sealing plate and the third water sealing plate are matched with the body to form a second water passing cavity, and the third water sealing plate is matched with the body to form a third water passing cavity;

7. A shower as claimed in claim 6, wherein the body is provided with a plurality of locating slots along the circumferential direction; the valve seat is provided with a positioning bulge; the positioning protrusion is configured to realize position adjustment of the valve seat through insertion fit with the positioning groove.

8. A shower as claimed in claim 7, wherein there are three of said detents and wherein there is at least one detent which is 90 ° out of phase with the other two detents.