CN215059714U

CN215059714U - Water mixing valve core convenient to adjust

Info

Publication number: CN215059714U
Application number: CN202121565830.0U
Authority: CN
Inventors: 李卫权
Original assignee: KAIPING CITY KCITEC SANITARY COMPONENTS CO Ltd
Current assignee: KAIPING CITY KCITEC SANITARY COMPONENTS CO Ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-07
Anticipated expiration: 2031-07-09

Abstract

The utility model relates to a water mixing valve core convenient to adjust, belonging to the technical field of water mixing valves and comprising a valve rod, an adjusting ring and a valve shell; the valve rod is synchronously and rotatably connected with the adjusting ring; the upper end of the valve shell is provided with a clamping part, and the adjusting ring is sleeved on the excircle of the clamping part; the excircle of joint portion is equipped with at least one locating piece along circumference, every positioning groove has all been seted up in the outside of locating piece, be equipped with in the adjustable ring with every positioning groove assorted location arch. The utility model has the advantages that: can set for the setpoint of at least one preferred temperature on mixing water valve core, when adjusting the temperature, rotate the valve rod, until the protruding joint in the locating piece of location, can produce certain resistance, the user can the perception resistance, knows to reach preferred temperature point, can stall, through the resistance feedback that location arch and positioning groove produced, realize the accurate control of preferred temperature, simple structure, convenient operation.

Description

Water mixing valve core convenient to adjust

Technical Field

The utility model relates to a mix water valve technical field, especially relate to a mix water valve core convenient to adjust.

Background

The water mixing valve core is used for mixing cold water and hot water, and is commonly used for kitchen faucets, basin faucets, shower faucets and the like in daily life.

At present, the opening, closing, flow regulation and temperature regulation of a water mixing valve core are realized by swinging and rotating a valve rod, so that the relative position relation between a cold water port, a hot water port and a mixed water port on a ceramic movable plate and a ceramic fixed plate is controlled and changed, the temperature regulation is realized by changing the area proportion of the cold water inlet and the hot water inlet, the valve rod corresponds to a corresponding temperature when rotating to a certain angle, the change of the rotating angle can cause the change of the water outlet temperature, the valve rod is difficult to control to rotate to the same angle position when being used every time, the most proper water outlet temperature required by bathing or washing is difficult to obtain, the water outlet temperature is not well controlled, the uncomfortable feeling of bathing or washing is often caused, and even safety accidents such as scalding are caused.

In order to solve the problem, the utility model provides a muddy water case convenient to adjust.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the technical problems, the utility model provides a water mixing valve core which is convenient to adjust, comprising a valve rod, an adjusting ring and a valve shell; the valve rod is synchronously and rotatably connected with the adjusting ring; the upper end of the valve shell is provided with a clamping part, and the adjusting ring is sleeved on the excircle of the clamping part; the excircle of joint portion is equipped with at least one locating piece along circumference, every positioning groove has all been seted up in the outside of locating piece, be equipped with in the adjustable ring with every positioning groove assorted location arch.

By adopting the structure, at least one positioning point for optimizing the water temperature can be set on the water mixing valve core, when the water temperature is adjusted, the valve rod is rotated until the positioning protrusion is clamped on the positioning block, certain resistance can be generated, a user can sense the resistance and knows that the optimal water temperature point is reached, the rotation can be stopped, and the accurate control of the optimal water temperature is realized through the resistance feedback generated by the positioning protrusion and the positioning groove.

Preferably, the positioning block is provided with guide inclined planes corresponding to the positioning protrusions on two sides of the positioning groove.

Preferably, the positioning groove extends in an axial direction of the valve housing, and the positioning projection extends in an axial direction of the adjusting ring.

Preferably, the positioning block is provided in plurality.

Preferably, the lower extreme of valve rod rotates in step and is connected with the valve gap, the one end of valve gap connect in valve casing, the other end with the adjustable ring passes through spline fixed connection.

Preferably, the hole of adjustable ring is the shoulder hole, the internal spline of adjustable ring is located the aperture inner wall of shoulder hole, the location arch is located the macropore inner wall of shoulder hole.

Preferably, the large hole wall of the stepped hole is provided with an observation port corresponding to the positioning protrusion.

Preferably, the top end of the adjusting ring is provided with an orientation pointer.

Preferably, the adjusting ring is made of plastic.

Preferably, the device also comprises a valve cover, a transmission seat, a ceramic moving plate, a ceramic static plate and a base; the valve cover and the base cover two ends of the valve casing respectively to form the valve cavity, the bottom of the valve cover is clamped between the valve cover and the transmission seat, the base is clamped at the lower end of the valve casing, and the transmission seat, the ceramic moving plate and the ceramic static plate are all positioned in the valve cavity; the one end of valve rod with the mounting groove swing joint of driving seat, the other end of valve rod is worn out extremely outside the valve casing, a terminal surface of pottery moving plate with mounting groove's a side end face laminating is kept away from to the driving seat, another terminal surface of pottery moving plate with a terminal surface laminating of pottery static piece, another terminal surface of pottery static piece with the interior terminal surface laminating of base.

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 exemplary embodiments of the invention and together with the description serve to explain the principles of the invention.

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a schematic view of the valve housing construction;

FIG. 3 is a schematic view of the structure of the adjustment ring;

FIG. 4 is another structural schematic view of the adjustment ring;

FIG. 5 is a schematic structural view of a ceramic rotor plate;

FIG. 6 is a schematic structural view of a ceramic stator;

fig. 7 is a schematic structural view of the base.

In the figure: 1-valve stem, 2-adjusting ring, 3-valve housing, 4-clamping part, 5-positioning block, 6-positioning groove, 7-positioning projection, 8-guiding inclined plane, 9-valve cover, 10-viewing port, 11-azimuth pointer, 12-transmission seat, 13-ceramic rotor, 14-ceramic stator, 15-base, 16-first input channel, 17-second input channel, 18-output channel, 19-diversion channel, 20-gasket, 21-first sealing ring, 22-second sealing ring, 23-third sealing ring, 24-stator positioning block, 25-stator clamping groove and 26-connecting shaft.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention. It should be noted that, for convenience of description, only the parts related to the present invention are shown in the drawings.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict. The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-7, a mixing valve core convenient for adjustment comprises a valve rod 1, an adjusting ring 2 and a valve shell 3; the valve rod 1 is synchronously and rotatably connected with the adjusting ring 2; the upper end of the valve shell 3 is provided with a clamping part 4, and the adjusting ring 2 is sleeved on the excircle of the clamping part 4; the excircle of joint portion 4 is equipped with at least one locating piece 5 along circumference, and positioning groove 6 has all been seted up in the outside of every locating piece 5, is equipped with in the adjustable ring 2 with every positioning groove 6 assorted location arch 7.

Adopt this kind of structure, can set for the setpoint of at least one preferred temperature on mixing the water valve core, when adjusting the temperature, rotate valve rod 1, until location arch 7 joint in locating piece 5, can produce certain resistance, the user can the perception resistance, knows to reach preferred temperature point, can the stall, through the resistance feedback that location arch 7 and positioning groove 6 produced, realize the accurate control of preferred temperature, simple structure, convenient operation.

In one embodiment, the positioning block 5 is provided with guide inclined planes 8 corresponding to the positioning protrusions 7 on two sides of the positioning groove 6, the included angle between the guide inclined planes 8 on the two sides is 90-135 degrees, the guide inclined planes 8 play a role in guiding, so that the positioning protrusions 7 smoothly slide into the positioning groove 6, sliding resistance is reduced, and the valve element is more smoothly used.

In a further scheme, the top of the positioning protrusion 7 is arc-shaped, so that the positioning protrusion 7 and the guide inclined surface 8 are in line contact, and the friction resistance is reduced.

In one embodiment, the positioning groove 6 extends along the axial direction of the valve housing 3, the positioning protrusion 7 extends along the axial direction of the adjusting ring 2, a certain length is arranged between the positioning groove 6 and the positioning protrusion 7, the matching area is increased, and the positioning is more accurate.

Of course, besides, the positioning protrusion 7 can adopt at least one cylindrical structure or at least one hemispherical structure, and only needs to be clamped with the positioning groove 6.

In the embodiment, locating piece 5 is provided with a plurality ofly, for the structure of only a locating piece 5, a plurality of locating pieces 5 can set up a plurality of preferred water temperature points, for example turned angle is 38 °, 45 ° etc., correspond different water temperature points, high-temperature water, different occasions can be applied respectively to the medium temperature water, it is more nimble to use, and everyone is different to the comfortable temperature perception of temperature, consequently can set up a plurality of setpoint, make the temperature be cascaded rising, make all people's homoenergetic find the best water temperature point.

In one embodiment, the lower end of the valve rod 1 is synchronously and rotatably connected with a valve cover 9, one end of the valve cover 9 is connected with the valve shell 3, the other end of the valve cover 9 is fixedly connected with the adjusting ring 2 through a spline, the valve cover 9 and the adjusting ring 2 are synchronously and rotatably connected through the spline, and the spline is more accurately and reliably positioned and is convenient to disassemble and assemble; meanwhile, the assembly angle of the adjusting ring 2 can be adjusted, so that the initial position of the positioning bulge 7 can be adjusted, and the debugging of the faucet during installation is facilitated.

In a further scheme, an inner hole of the adjusting ring 2 is a stepped hole, an inner spline of the adjusting ring 2 is arranged on the inner wall of a small hole of the stepped hole, and the positioning bulge 7 is arranged on the inner wall of a large hole of the stepped hole. The structure is compacter, and joint portion 4 can be established to the ring simultaneously, and the ring height that highly can be higher than joint portion 4 with locating piece 5 simultaneously, and the step butt of the upper end of locating piece 5 and the shoulder hole of adjustable ring 2 has the axial positioning effect.

Of course, the engaging portion 4 and the positioning block 5 may be an integral structure.

In one embodiment, the large hole wall of the stepped hole is provided with an observation port 10 corresponding to the positioning protrusion 7, and the position of the positioning protrusion 7 can be observed through the observation port 10, so that the adjustment is facilitated.

In one embodiment, the top end of the adjusting ring 2 is provided with an orientation pointer 11, and the rotation angle of the valve rod 1 can be observed through the orientation pointer 11, so that the installation and maintenance are convenient.

In one embodiment, the adjusting ring 2 is made of elastic plastic, and the positioning protrusion 7 and the positioning groove 6 are clamped together, so that the adjusting ring 2 can be stretched and deformed outwards to ensure that the positioning protrusion 7 can smoothly slide into the positioning groove 6.

In one embodiment, the device further comprises a valve cover 9, a transmission seat 12, a ceramic movable plate 13, a ceramic fixed plate 14 and a base 15; the valve cover 9 and the base 15 cover two ends of the valve casing 3 respectively to form a valve cavity, the bottom of the valve cover 9 is clamped between the valve cover 9 and the transmission seat 12, the base 15 is clamped at the lower end of the valve casing 3, and the transmission seat 12, the ceramic movable plate 13 and the ceramic static plate 14 are all positioned in the valve cavity; the one end of valve rod 1 and the mounting groove swing joint of driving seat 12, the other end of valve rod 1 is worn out outside valve casing 3, and the laminating of a side end face that mounting groove was kept away from to a terminal surface of pottery moving plate 13 and driving seat 12, another terminal surface of pottery moving plate 13 and the laminating of a terminal surface of pottery stator 14, another terminal surface of pottery stator 14 and the interior terminal surface laminating of base 15.

The bottom of the valve shell 3 is provided with a valve shell 3 output port and two valve shell 3 input ports, the valve shell 3 output port is matched with the output channel 18, and the two valve shell 3 input ports are respectively matched with the first input channel 16 and the second input channel 17; the valve rod 1 and the valve cover 9 are movably connected through a connecting shaft 26, and one end of the valve rod 1, which is far away from the transmission seat 12, penetrates out of the top end face of the valve cover 9.

An output channel 18 which penetrates through the ceramic stator 14 in the axial direction is arranged in the middle of the ceramic stator 14, a first input channel 16 and a second input channel 17 which penetrate through the ceramic stator in the axial direction are symmetrically arranged on one side of the edge of the ceramic stator 14, and the first input channel 16 and the second input channel 17 are symmetrically arranged in the radial direction of the ceramic stator 14. The middle part of the ceramic rotor 13 is provided with a flow guide channel 19 which is matched with the ceramic stator 14 and is axially communicated.

The valve rod 1 drives the ceramic movable plate 13 to move or rotate relative to the ceramic fixed plate 14 through the transmission seat 12, so that the flow guide channel 19 is matched with the first input channel 16, the second input channel 17 and the output channel 18 to form different flow channels, and the water mixing valve core is switched between a first state and a second state;

in the first state, the first input channel 16 and the second input channel 17 are closed, that is, the mixing valve core is in an input closed state; in the second state, the first input channel 16 and the second input channel 17 are opened, and a mixed water output flow channel formed by communicating the first input channel 16, the second input channel 17 and the output channel 18 is opened, namely the water mixing valve core is in a mixed water opening state; in the third state, the first input channel 16 or the second input channel 17 is opened, and the single output flow channel formed by the communication between the first input channel 16 or the second input channel 17 and the output channel 18 is opened, that is, the water mixing valve core is in a full cold water opening state or a full hot water opening state.

The ceramic movable plate 13 and the ceramic fixed plate 14 are made of ceramic materials, so that the service life and the sealing performance of the ceramic water mixing valve core can be effectively improved.

A gasket 20 is provided between the end surfaces of the valve cover 9 and the valve housing 3, and a first seal ring 21 is provided between the end surfaces of the actuator seat 12 and the ceramic rotor 13. A second sealing ring 22 is arranged between the end faces of the ceramic stator 14, which are in contact with the base 15. And the outer sides of the bottoms of the two valve shell input ports are respectively provided with a third sealing ring 23, so that the sealing performance of the water mixing valve core is further improved.

The end face of the ceramic stator 14 abutting against the base 15 is provided with a first groove, the end face of the base 15 abutting against the ceramic stator 14 is provided with a second groove, and the second seal ring 22 is arranged in a cavity formed by the first groove and the second groove.

A plurality of stator positioning blocks 245 are arranged on the base 15, a plurality of stator clamping grooves 25 are arranged on the edge of the ceramic stator 14, and the stator positioning blocks 245 are matched with the stator clamping grooves 25 to fix the ceramic stator 14 in the valve casing 3.

The first input channel 16 is a cold water input channel, and the second input channel 17 is a hot water input channel, so that the cold and hot water mixing function of the water mixing valve core is realized. Of course, the first input channel 16 may be selected as a hot water input channel and the second input channel 17 may be selected as a cold water input channel.

When the water valve needs to be used, the handle of the water valve drives the valve rod 1 to pull the transmission seat 12 and drive the ceramic moving piece 13 to move, the ceramic water mixing valve core is switched to a second state or a third state from the first state, namely, the ceramic water mixing valve core is opened, the output channel 18 is communicated with the first input channel 16 and/or the second input channel 17, the handle is rotated clockwise or anticlockwise, the valve rod 1 pulls the transmission seat 12 along with the ceramic water mixing valve core and drives the ceramic moving piece 13 to rotate clockwise or anticlockwise, the flow of the first input channel 16 and/or the second input channel 17 entering the output channel 18 is adjusted, namely, the amount of cold water and the amount of hot water entering the output channel 18 are adjusted, and the water valve core can be switched between the second state and the third state; when the shower is in the second state, cold water and hot water are mixed through the output channel 18 and then are sprayed out through a spray head of the shower, and when the shower is in the third state, the cold water or the hot water flows out of the water valve through the output channel 18; after use, the mixing valve core is closed by the handle, and the first input channel 16 and the second input channel 17 are closed.

In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

It will be understood by those skilled in the art that the foregoing embodiments are provided for clarity of description only, and are not intended to limit the scope of the invention. Other variations or modifications will occur to those skilled in the art based on the foregoing disclosure and are still within the scope of the invention.

Claims

1. The utility model provides a muddy water case convenient to adjust which characterized in that: comprises a valve rod (1), an adjusting ring (2) and a valve shell (3);

the valve rod (1) is synchronously and rotationally connected with the adjusting ring (2);

the upper end of the valve casing (3) is provided with a clamping part (4), and the adjusting ring (2) is sleeved on the excircle of the clamping part (4);

the excircle of joint portion (4) is equipped with at least one locating piece (5) along circumference, every positioning groove (6) have all been seted up in the outside of locating piece (5), be equipped with in adjustable ring (2) with every positioning groove (6) assorted location arch (7).

2. The mixing valve element convenient to adjust as claimed in claim 1, wherein: the positioning block (5) is arranged on two sides of the positioning groove (6) and is provided with a guide inclined plane (8) corresponding to the positioning protrusion (7).

3. The mixing valve element convenient to adjust as claimed in claim 1, wherein: the positioning groove (6) extends in the axial direction of the valve housing (3), and the positioning projection (7) extends in the axial direction of the adjusting ring (2).

4. The mixing valve element convenient to adjust as claimed in claim 1, wherein: the positioning blocks (5) are arranged in a plurality.

5. The mixing valve element convenient to adjust as claimed in claim 1, wherein: the lower extreme synchronous rotation of valve rod (1) is connected with valve gap (9), the one end of valve gap (9) connect in valve casing (3), the other end with adjustable ring (2) pass through spline fixed connection.

6. The mixing valve element convenient to adjust as claimed in claim 5, wherein: the hole of adjustable ring (2) is the shoulder hole, the internal spline of adjustable ring (2) is located the aperture inner wall of shoulder hole, location arch (7) are located the macropore inner wall of shoulder hole.

7. The mixing valve element convenient to adjust as claimed in claim 6, wherein: the large hole wall of the stepped hole is provided with an observation port (10) corresponding to the positioning bulge (7).

8. The mixing valve element convenient to adjust as claimed in claim 6, wherein: the top end of the adjusting ring (2) is provided with an azimuth pointer (11).

9. The mixing valve element convenient to adjust as claimed in claim 1, wherein: the adjusting ring (2) is made of plastic.

10. An adjustable mixing valve cartridge according to any one of claims 1 to 9, characterised in that: the device also comprises a valve cover (9), a transmission seat (12), a ceramic moving plate (13), a ceramic static plate (14) and a base (15); the valve cover (9) and the base (15) cover two ends of the valve casing (3) respectively to form a valve cavity, the bottom of the valve cover (9) is clamped between the valve cover (9) and the transmission seat (12), the base (15) is clamped at the lower end of the valve casing (3), and the transmission seat (12), the ceramic moving plate (13) and the ceramic static plate (14) are all located in the valve cavity; the one end of valve rod (1) with the mounting groove swing joint of transmission seat (12), the other end of valve rod (1) is worn out extremely outside valve casing (3), a terminal surface of pottery rotor plate (13) with mounting groove's a side end laminating is kept away from in transmission seat (12), another terminal surface of pottery rotor plate (13) with a terminal surface laminating of pottery stator plate (14), another terminal surface of pottery stator plate (14) with the interior terminal surface laminating of base (15).