CN210372087U

CN210372087U - Valve core and water valve

Info

Publication number: CN210372087U
Application number: CN201920729420.1U
Authority: CN
Inventors: 张南新
Original assignee: Xinhua Xinyuan Electronic Ceramic Co ltd
Current assignee: Xinhua Xinyuan Electronic Ceramic Co ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-04-21
Anticipated expiration: 2029-05-20

Abstract

The utility model provides a case and water valve, case are used for controlling rivers break-make and discharge in the shell of the water valve of packing into, including the case casing that is used for forming the installation cavity and install in the installation cavity and be used for controlling rivers break-make and discharge's rivers control mechanism, the case casing can dismantle the second casing of being connected including being used for forming the first casing of rivers passageway with rivers control mechanism cooperation and being used for with the internal face of shell, the terminal surface of first casing can be dismantled with the terminal surface of second casing and be connected, so that the inner chamber of first casing and the inner chamber intercommunication of second casing form the installation cavity, first casing adopts non-metallic shell, so that first casing causes heavy metal pollution to water when avoiding rivers to pass through rivers passageway. The end face of the first shell is detachably connected with the end face of the second shell, so that the first shell and the second shell can be made of shells made of different materials respectively. The first shell adopts a non-metal shell, so that heavy metal pollution to water when water flows through the water flow channel can be avoided.

Description

Valve core and water valve

Technical Field

The utility model relates to a water valve technical field especially relates to a case. Furthermore, the utility model discloses still relate to a water valve including above-mentioned case.

Background

The water valve is commonly called as a faucet, and the water valve controls the size of water flow through an internal valve core. The existing valve core usually comprises a valve core shell, a valve rod, a moving plate and a static plate, wherein the moving plate and the static plate are matched to control the on-off of water flow, and the valve core shell plays a role in protecting parts such as the valve rod, the moving plate and the static plate as an important component part of the valve core.

The material used for the existing valve core shell is usually brass, stainless steel or ceramic. In order to improve the processing convenience, a certain amount of lead is added into the brass, and the lead is continuously separated out into the water under the washing of the water, so that heavy metal pollution is caused. The stainless steel can also cause heavy metal pollution due to the existence of elements such as chromium, nickel and the like; particularly, the heavy metal of the low-quality alloy material seriously exceeds the standard. The ceramic processing difficulty is high, and the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a case and water valve to there is heavy metal pollution and the big problem of the processing degree of difficulty in solving current case casing.

The utility model adopts the technical scheme as follows:

the utility model provides a case for control rivers break-make and discharge in the shell of the water valve of packing into, including the case casing that is used for forming the installation cavity and install in the installation cavity and be used for controlling rivers break-make and discharge's rivers control mechanism, the case casing can dismantle the second casing of being connected including being used for forming the first casing of rivers passageway with rivers control mechanism cooperation and being used for with the internal face of shell, the terminal surface of first casing can be dismantled with the terminal surface of second casing and be connected, so that the inner chamber of first casing and the inner chamber intercommunication of second casing form the installation cavity, first casing adopts non-metallic shell, so as to avoid rivers to cause heavy metal pollution to water when passing through rivers passageway first casing.

Furthermore, a first insertion groove is formed in the end face of the first shell, and a first insertion part which is inserted into the first insertion groove to enable the end face of the first shell to be in insertion connection with the end face of the second shell is arranged on the end face of the second shell; the end face of the first shell is provided with a first sealing ring groove used for installing a first sealing ring so as to form sealing connection between the end face of the first shell and the end face of the second shell.

Furthermore, the outer wall surface of the second shell is provided with an external thread which is used for being in threaded connection with the internal thread on the inner wall surface of the shell; the outer wall surface of the second shell is provided with a second sealing ring groove used for mounting a second sealing ring so as to form sealing connection between the outer wall surface of the second shell and the inner wall surface of the shell; the second sealing ring groove is positioned on one side of the external thread far away from the first shell; the outer wall surface of the second shell is provided with a first force application part which is used for applying force to the second shell so as to drive the valve core shell to rotate and be arranged in the shell.

Furthermore, the water flow control mechanism comprises a static sheet fixedly arranged in the inner cavity of the first shell and used for forming a water flow channel, a moving sheet attached to the static sheet and used for being in running fit with the static sheet to control the on-off of the water flow channel and the water flow, and a valve rod connected with the moving sheet and penetrating through the inner cavity of the second shell and used for driving the moving sheet to rotate under the driving of a valve cover of the water valve.

Furthermore, a first through hole is formed in the stator, a second through hole is formed in the side wall of the first shell, and the first through hole, the inner cavity of the first shell and the second through hole form a water flow channel.

Furthermore, a second force application part which is matched with the valve cover so that the valve cover applies force to the valve rod to enable the valve rod to rotate is arranged on the outer wall surface of the valve rod; the inner cavity of the first shell is internally provided with a propping part which is used for propping and contacting the valve rod in the rotating process so as to circumferentially limit the valve rod.

Furthermore, a third sealing ring groove used for installing a third sealing ring so as to form sealing connection between the outer wall surface of the valve rod and the inner wall surface of the valve core shell is formed on the outer wall surface of the valve rod; a step part which is used for abutting against the first shell to axially limit the first shell is arranged on the outer wall surface of the valve rod; and a clamping groove used for installing the clamp spring so that the clamp spring can axially limit the second shell is formed in the outer wall surface of the valve rod.

Furthermore, a second insertion groove is formed in the end face of the moving plate, and a second insertion part used for being inserted into the second insertion groove to drive the moving plate to rotate when the valve rod rotates is arranged on the end face of the valve rod.

Furthermore, a circumferential limiting part is arranged on the outer wall surface of the stator, and a limiting groove which is used for being in plug-in fit with the circumferential limiting part to circumferentially limit the stator is formed in the inner wall surface of the first shell.

Another aspect of the present invention provides a water valve, including the above valve element.

The utility model discloses following beneficial effect has:

the utility model discloses a case, including case casing and rivers control mechanism. The spool housing includes a first housing and a second housing. The inner cavity of the first shell is communicated with the inner cavity of the second shell to form an installation cavity, the water flow control mechanism can be installed in the installation cavity, the inner cavity of the first shell is matched with the water flow control mechanism to form a water flow channel, and the water flow control mechanism can control water flow on-off and water flow. The second shell is detachably connected with the inner wall surface of the shell of the water valve, and the first shell and the second shell can be integrally installed in the shell of the water valve. The end face of the first shell is detachably connected with the end face of the second shell, so that the first shell and the second shell can be made of shells made of different materials respectively. The first shell which is matched with the water flow control mechanism to form the water flow channel adopts a non-metal shell, so that no metal element is contained in the first shell, and the heavy metal pollution to water caused by the first shell when water flows through the water flow channel can be avoided. The second shell which is isolated from the water flow channel and is not contacted with water can adopt a metal shell, and the metal shell is easy to process and is convenient for processing and forming the second shell. The second shell can also be made of other materials, even the shell made of low-cost alloy materials generally selected in the market. The utility model discloses a case shell structure is simple, is fit for the industrial production.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a schematic view of a valve cartridge according to a preferred embodiment of the present invention;

fig. 2 is a front view of a first housing of a preferred embodiment of the present invention;

fig. 3 is a top view of the first housing of the preferred embodiment of the present invention;

fig. 4 is a bottom view of the first housing of the preferred embodiment of the present invention;

fig. 5 is a front view of a second housing of the preferred embodiment of the present invention;

fig. 6 is a top view of a second housing of the preferred embodiment of the present invention;

fig. 7 is a bottom view of the second housing of the preferred embodiment of the present invention;

FIG. 8 is a schematic view of a stator plate of a preferred embodiment of the present invention;

fig. 9 is a schematic view of the rotor plate of the preferred embodiment of the present invention;

FIG. 10 is a schematic view of a valve stem of a preferred embodiment of the present invention;

figure 11 is a schematic view of a water valve in accordance with a preferred embodiment of the present invention.

Description of reference numerals:

111. a first housing; 1111. a first insertion groove; 1112. a first seal ring groove; 1113. a second through hole; 1114. a butting part; 1115. a limiting groove; 112. a second housing; 1121. a first insertion part; 1122. an external thread; 1123. a second seal ring groove; 1124. a first force application part; 113. a first seal ring; 114. a second seal ring; 121. a still sheet; 1211. a first through hole; 1212. a circumferential limiting part; 122. a moving plate; 1221. a second insertion groove; 123. a valve stem; 1231. a second force application part; 1232. a third seal ring groove; 1233. a step portion; 1234. a card slot; 1235. a second insertion part; 124. a third seal ring; 125. a fourth seal ring; 2. a housing; 3. and a valve cover.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

FIG. 1 is a schematic view of a valve cartridge according to a preferred embodiment of the present invention; fig. 2 is a front view of a first housing of a preferred embodiment of the present invention; fig. 3 is a top view of the first housing of the preferred embodiment of the present invention; fig. 4 is a bottom view of the first housing of the preferred embodiment of the present invention; fig. 5 is a front view of a second housing of the preferred embodiment of the present invention; fig. 6 is a top view of a second housing of the preferred embodiment of the present invention; fig. 7 is a bottom view of the second housing of the preferred embodiment of the present invention; FIG. 8 is a schematic view of a stator plate of a preferred embodiment of the present invention; fig. 9 is a schematic view of the rotor plate of the preferred embodiment of the present invention; FIG. 10 is a schematic view of a valve stem of a preferred embodiment of the present invention; figure 11 is a schematic view of a water valve in accordance with a preferred embodiment of the present invention.

As shown in fig. 1, the valve element of the present embodiment is used for controlling on/off and water flow in a housing 2 of a water valve, and includes a valve element housing for forming an installation cavity and a water flow control mechanism installed in the installation cavity and used for controlling on/off and water flow, the valve element housing includes a first housing 111 for forming a water flow channel in cooperation with the water flow control mechanism and a second housing 112 for detachably connecting with an inner wall surface of the housing 2, an end surface of the first housing 111 is detachably connected with an end surface of the second housing 112, so that an inner cavity of the first housing 111 is communicated with an inner cavity of the second housing 112 to form the installation cavity, and the first housing 111 is a non-metal housing, so as to prevent the first housing 111 from causing heavy metal pollution to water when water flows through the water flow channel.

The utility model discloses a case, including case casing and rivers control mechanism. The spool housing includes a first housing 111 and a second housing 112. The inner cavity of the first shell 111 is communicated with the inner cavity of the second shell 112 to form an installation cavity, a water flow control mechanism can be installed in the installation cavity, the inner cavity of the first shell 111 is matched with the water flow control mechanism to form a water flow channel, and the water flow control mechanism can control the on-off of water flow and water flow. The second housing 112 is detachably connected to the inner wall surface of the water valve housing 2, and the first housing 111 and the second housing 112 can be integrally installed in the water valve housing 2. The end face of the first housing 111 is detachably connected to the end face of the second housing 112, so that the first housing 111 and the second housing 112 can be made of different materials. The first shell 111 which forms the water flow channel by matching with the water flow control mechanism adopts a non-metal shell, so that no metal element is contained in the first shell 111, and heavy metal pollution to water caused by the first shell 111 when water flows through the water flow channel can be avoided. The second housing 112 isolated from the water flow path and not in contact with water may be a metal housing, which is easy to machine and facilitates the forming of the second housing 112. The second housing 112 may be made of other materials, even the low-cost alloy materials commonly selected in the market. The utility model discloses a case shell structure is simple, is fit for the industrial production. Alternatively, the first housing 111 may be a ceramic housing, a plastic housing, a hard rubber housing, or a glass housing. Alternatively, the second housing 112 may be a stainless steel housing or a brass housing. Optionally, the end surface of the first housing 111 and the end surface of the second housing 112 are connected by snap connection or snap connection. Alternatively, the second housing 112 and the inner wall surface of the outer shell 2 are connected by a screw, a snap or a plug.

As shown in fig. 1, fig. 2, fig. 3, fig. 5, and fig. 7, in the present embodiment, a first inserting-connecting groove 1111 is formed on an end surface of the first housing 111, and a first inserting-connecting portion 1121 for being inserted into the first inserting-connecting groove 1111 to form an inserting-connecting between the end surface of the first housing 111 and the end surface of the second housing 112 is formed on an end surface of the second housing 112. The first inserting portion 1121 may be inserted into the first inserting groove 1111, so that an end surface of the first housing 111 and an end surface of the second housing 112 form an inserting connection therebetween, so that the first housing 111 and the second housing 112 form a whole. Optionally, the first inserting-connecting grooves 1111 are arranged in a plurality of numbers, the first inserting-connecting grooves 1111 are arranged at uniform intervals along the circumferential direction of the first housing 111, the first inserting-connecting parts 1121 are arranged in one-to-one correspondence with the first inserting-connecting grooves 1111, and the first inserting-connecting parts 1121 are arranged at uniform intervals along the circumferential direction of the second housing 112. Optionally, a first sealing ring groove 1112 for installing the first sealing ring 113 to form a sealing connection between the end surface of the first housing 111 and the end surface of the second housing 112 is opened on the end surface of the first housing 111. By fitting the first seal ring 113 into the first seal ring groove 1112, a seal connection can be formed between the end surface of the first casing 111 and the end surface of the second casing 112, and water leakage can be prevented.

As shown in fig. 1, 5, and 6, in the present embodiment, the outer wall surface of the second casing 112 is provided with a male screw 1122 for screwing with a female screw on the inner wall surface of the housing 2. The external thread 1122 is screwed into an internal thread on the inner wall surface of the housing 2, so that the valve body can be easily installed in the housing 2. Optionally, the outer wall surface of the second casing 112 is opened with a second sealing ring groove 1123 for installing the second sealing ring 114 to form a sealing connection between the outer wall surface of the second casing 112 and the inner wall surface of the outer shell 2. By fitting the second seal ring 114 into the second seal ring groove 1123, a seal connection can be formed between the outer wall surface of the second casing 112 and the inner wall surface of the housing 2, and water leakage can be prevented. Optionally, a second sealing ring groove 1123 is formed on the side of the external thread 1122 away from the first housing 111. Optionally, the outer wall surface of the second housing 112 is provided with a first force application portion 1124 for applying force to the second housing 112 to drive the valve core housing to rotate and be installed in the housing 2. The second housing 112 may be urged by the first urging portion 1124, so that the second housing 112 is rotated and the spool housing is fitted into the housing 2 by screw-fitting. Alternatively, the shape of the first force application part 1124 may be one of a triangle, a rectangle, a pentagon or a hexagon, so as to apply a torque to the first force application part 1124.

As shown in fig. 1, in the present embodiment, the water flow control mechanism includes a fixed plate 121 fixed in the inner cavity of the first housing 111 and used for forming a water flow channel, a movable plate 122 attached to the fixed plate 121 and used for being rotationally matched with the fixed plate 121 to control the on-off of the water flow channel and the water flow, and a valve stem 123 connected to the movable plate 122 and penetrating through the inner cavity of the second housing 112 and used for driving the movable plate 122 to rotate under the driving of the valve cover 3 of the water valve. The valve rod 123 is driven to rotate by rotating the valve cover 3 of the water valve, the valve rod 123 rotates to drive the movable piece 122 to rotate, and the movable piece 122 and the fixed piece 121 form different matching relations, so that the on-off and water flow of the water flow channel are controlled. Optionally, the static plate 121, the dynamic plate 122 and the valve rod 123 are encapsulated in the installation cavity by a fourth sealing ring 125, and the fourth sealing ring 125 can be connected with the shell 2 in a sealing way. Optionally, the fourth sealing ring 125 includes a C-shaped ring and a core ring filled in an inner cavity of the C-shaped ring, so as to form a double sealing and buffering structure, and prevent the fourth sealing ring 125 from being crushed due to an excessive force, and the core ring forms an inner support of the C-shaped ring, so as to improve the bearing capacity and elasticity of the fourth sealing ring 125, and also improve the sealing effect of the fourth sealing ring 125.

As shown in fig. 1, fig. 2 and fig. 8, in the present embodiment, the stationary blade 121 is provided with a first through hole 1211, the sidewall of the first casing 111 is provided with a second through hole 1113, and the first through hole 1211, the inner cavity of the first casing 111 and the second through hole 1113 form a water flow channel. The water flow can pass through the water flow channel formed by the first through hole 1211, the inner cavity of the first shell 111 and the second through hole 1113 in sequence, and the movable plate 122 and the fixed plate 121 form different matching relations when rotating, namely the movable plate 122 opens or closes the first through hole 1211, so that the on-off and water flow of the water flow channel are controlled.

As shown in fig. 1, 4 and 10, in the present embodiment, the second force application portion 1231 for cooperating with the bonnet 3 so that the bonnet 3 applies force to the valve rod 123 to rotate the valve rod 123 is provided on the outer wall surface of the valve rod 123. The second force application part 1231 is engaged with the cap 3, and when the cap 3 is rotated, the cap 3 can apply force to the stem 123 to rotate the stem 123. Optionally, a rack is arranged on the second force application part 1231, and the rack can increase the friction force between the second force application part 1231 and the valve cover 3, so that the reliability of force application is ensured. Optionally, an abutting portion 1114 for abutting and contacting the valve rod 123 in the rotation process so as to circumferentially limit the valve rod 123 is disposed in the inner cavity of the first housing 111. When the valve rod 123 rotates, the abutting portion 1114 can abut against and contact with the valve rod 123 to circumferentially limit the valve rod 123, so that the valve rod 123 controls the moving plate 122 to be in a position of opening or closing the first through hole 1211. Optionally, the abutting portion 1114 is provided in a plurality, and the plurality of abutting portions 1114 are arranged at regular intervals along the circumferential direction of the first housing 111.

As shown in fig. 1 and 10, in the present embodiment, a third seal ring groove 1232 is opened on the outer wall surface of the valve stem 123 for mounting the third seal ring 124 so as to form a sealing connection between the outer wall surface of the valve stem 123 and the inner wall surface of the valve core housing. By installing the third seal ring 124 in the third seal ring groove 1232, the outer wall surface of the stem 123 and the inner wall surface of the cartridge housing can be connected in a sealing manner, thereby preventing water leakage. Alternatively, the third ring groove 1232 is provided in plural, and the plural third ring grooves 1232 are arranged at intervals in the axial direction of the valve stem 123. Optionally, a stepped portion 1233 for abutting against and contacting the first housing 111 to axially limit the first housing 111 is disposed on an outer wall surface of the valve rod 123. The stepped portion 1233 abuts against and contacts the first housing 111, and can axially limit the first housing 111. Optionally, a clamping groove 1234 used for mounting a clamping spring so that the clamping spring axially limits the second housing 112 is opened on the outer wall surface of the valve rod 123. A snap spring may be installed in the snap groove 1234, and the snap spring may axially limit the second housing 112. By providing the step portion 1233 and the engaging groove 1234, the valve rod 123 can connect the first housing 111 and the second housing 112 in series to form a whole.

As shown in fig. 1, 9 and 10, in the present embodiment, a second insertion groove 1221 is formed on an end surface of the moving plate 122, and a second insertion portion 1235, which is inserted into the second insertion groove 1221 to drive the moving plate 122 to rotate when the valve rod 123 rotates, is formed on an end surface of the valve rod 123. The second inserting portion 1235 is inserted into the second inserting groove 1221, when the valve rod 123 rotates, the second inserting portion 1235 abuts against a groove wall of the second inserting groove 1221, and the valve rod 123 can drive the moving plate 122 to rotate.

As shown in fig. 1, 4 and 8, in the present embodiment, a circumferential limiting portion 1212 is disposed on an outer wall surface of the stator blade 121, and a limiting groove 1115 for being inserted into the circumferential limiting portion 1212 to limit the stator blade 121 in the circumferential direction is disposed on an inner wall surface of the first housing 111. Spacing groove 1115 can carry out the circumference spacing with spacing portion 1212 grafting cooperation in circumference to stator 121, prevents that stator 121 from following rotor 122 and taking place circumferential direction and leading to leaking.

The preferred embodiment of the utility model also provides a water valve, including foretell case.

During specific implementation, the first shell 111 and the second shell 112 are assembled to form a valve core shell, then the valve rod 123, the moving plate 122 and the static plate 121 are sequentially installed in the valve core shell to form a valve core, and finally the valve core is installed in the shell 2 to form the water valve.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A valve core is used for being arranged in a shell (2) of a water valve to control the on-off and water flow, comprises a valve core shell used for forming an installation cavity and a water flow control mechanism which is arranged in the installation cavity and used for controlling the on-off and water flow, and is characterized in that,

the valve core shell comprises a first shell (111) used for forming a water flow channel in cooperation with the water flow control mechanism and a second shell (112) used for being detachably connected with the inner wall surface of the shell (2),

the end surface of the first shell (111) is detachably connected with the end surface of the second shell (112) so as to enable the inner cavity of the first shell (111) to be communicated with the inner cavity of the second shell (112) and form the mounting cavity,

the first shell (111) is a non-metal shell, so that heavy metal pollution to water caused by the first shell (111) when water flows through the water flow channel is avoided.

2. The valve cartridge of claim 1,

a first inserting and connecting groove (1111) is formed in the end face of the first shell (111), and a first inserting and connecting part (1121) which is inserted into the first inserting and connecting groove (1111) to enable the end face of the first shell (111) to be connected with the end face of the second shell (112) in an inserting and connecting mode is arranged on the end face of the second shell (112);

the end face of the first shell (111) is provided with a first sealing ring groove (1112) used for installing a first sealing ring (113) so as to form sealing connection between the end face of the first shell (111) and the end face of the second shell (112).

3. The valve cartridge of claim 1,

an external thread (1122) for threaded connection with the internal thread on the inner wall surface of the shell (2) is arranged on the outer wall surface of the second shell (112);

a second sealing ring groove (1123) used for installing a second sealing ring (114) so as to enable the outer wall surface of the second shell (112) to be in sealing connection with the inner wall surface of the shell (2) is formed in the outer wall surface of the second shell (112);

the second sealing ring groove (1123) is positioned on one side of the external thread (1122) far away from the first shell (111);

and a first force application part (1124) which is used for applying force to the second shell (112) so as to drive the valve core shell to rotate and is arranged in the shell (2) is arranged on the outer wall surface of the second shell (112).

4. The valve cartridge of claim 1,

the water flow control mechanism comprises a static sheet (121) fixedly arranged in an inner cavity of the first shell (111) and used for forming a water flow channel, a moving sheet (122) attached to the static sheet (121) and used for being in running fit with the static sheet (121) to control the on-off of the water flow channel and the water flow, and a valve rod (123) connected with the moving sheet (122) and penetrating through the inner cavity of the second shell (112) and used for driving the moving sheet (122) to rotate under the driving of a valve cover (3) of the water valve.

5. The valve cartridge of claim 4,

the static sheet (121) is provided with a first through hole (1211), the side wall of the first shell (111) is provided with a second through hole (1113), and the first through hole (1211), the inner cavity of the first shell (111) and the second through hole (1113) form the water flow channel.

6. The valve cartridge of claim 4,

a second force application part (1231) which is used for being matched with the valve cover (3) so that the valve cover (3) can apply force to the valve rod (123) to enable the valve rod (123) to rotate is arranged on the outer wall surface of the valve rod (123);

an abutting part (1114) which is used for abutting and contacting the valve rod (123) in the rotating process so as to circumferentially limit the valve rod (123) is arranged in the inner cavity of the first shell (111).

7. The valve cartridge of claim 4,

a third sealing ring groove (1232) used for installing a third sealing ring (124) so as to form sealing connection between the outer wall surface of the valve rod (123) and the inner wall surface of the valve core shell is formed in the outer wall surface of the valve rod (123);

a step part (1233) which is used for being abutted and contacted with the first shell (111) to axially limit the first shell (111) is arranged on the outer wall surface of the valve rod (123);

and a clamping groove (1234) used for installing a clamping spring so that the clamping spring can axially limit the second shell (112) is formed in the outer wall surface of the valve rod (123).

8. The valve cartridge of claim 4,

the end face of the movable plate (122) is provided with a second inserting groove (1221), and the end face of the valve rod (123) is provided with a second inserting part (1235) which is used for being inserted into the second inserting groove (1221) to enable the valve rod (123) to drive the movable plate (122) to rotate when rotating.

9. The valve cartridge of claim 4,

the stator is characterized in that a circumferential limiting part (1212) is arranged on the outer wall surface of the stator (121), and a limiting groove (1115) which is used for being matched with the circumferential limiting part (1212) in an inserting mode so as to limit the circumference of the stator (121) is formed in the inner wall surface of the first shell (111).

10. A water valve is characterized in that a water valve body is provided,

comprising a valve cartridge according to any one of claims 1 to 9.