CN215487804U

CN215487804U - Multifunctional valve core

Info

Publication number: CN215487804U
Application number: CN202120719471.3U
Authority: CN
Inventors: 吴利
Original assignee: Zhejiang Mingdi Ceramic Cartridge Co ltd
Current assignee: Zhejiang Mingdi Ceramic Cartridge Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2022-01-11
Anticipated expiration: 2031-04-08

Abstract

The utility model belongs to the technical field of valve cores, relates to a multifunctional valve core and solves the problems of complex structure and the like of the valve core. The shell of the valve core is provided with a first cold water inlet hole, a third cold water inlet hole, a first hot water inlet hole, a first mixed water outlet hole and a second mixed water outlet hole, and a communicating groove is arranged between the first cold water inlet hole and the third cold water inlet hole; the static ceramic chip is provided with a second cold water inlet hole, a fourth cold water inlet hole, a second hot water inlet hole, a third mixed water outlet hole and a fourth mixed water outlet hole; the movable ceramic sheet is provided with a first mixed water cavity, a second mixed water cavity and a hot water communicating groove, wherein the first mixed water cavity can be communicated with a third mixed water outlet hole and a second cold water inlet hole, communicated with a third mixed water outlet hole and a second hot water inlet hole or communicated with the third mixed water outlet hole, the second cold water inlet hole and the second hot water inlet hole; the second mixed water cavity can be communicated with the fourth cold water inlet hole, the second hot water inlet hole and the fourth mixed water outlet hole through the hot water communicating groove. The valve core has simple structure.

Description

Multifunctional valve core

Technical Field

The utility model belongs to the technical field of valve cores, and relates to a multifunctional valve core.

Background

At present, the kitchen tap with drinking water on the market is that: the drinking water switch is controlled by two valve cores, one valve core on the left side independently controls the drinking water switch, and one valve core on the right side controls cold water and hot water; the other is as follows: the two valve cores are combined into one valve core, but the valve core can only rotate in one plane, cold water is used when the valve core is opened, the cold water and the hot water are gradually mixed to full hot water along with the increase of a rotation angle, the flow can not be adjusted at the same water outlet temperature, and the full cold water can not be controlled to be discharged.

In order to solve the above problems, the applicant has filed a patent entitled "a multifunctional valve core with drinking water control function (CN 207064681U)", in which a housing, an upper cover, a handle, a rotor, a driving plate, a movable ceramic sheet and a static ceramic sheet are connected together by a snap-fit connection to form a housing assembly of the valve core, the handle, the rotor, the driving plate, the movable ceramic sheet and the static ceramic sheet are installed in the housing assembly, the lower end of the handle is installed in the rotor, the handle is connected with the rotor by a pin, the upper end of the handle extends out from a cover in the middle of the upper cover, the rotor is connected with the driving plate, the driving plate is connected with the movable ceramic sheet, the static ceramic sheet is installed below the movable ceramic sheet, the static ceramic sheet is connected in the housing, the housing and the static ceramic sheet are both provided with a hot water inlet, a cold water outlet, a cold water and hot water outlet, a drinking water inlet and a drinking water outlet, the movable ceramic chip is provided with a first cavity and a second cavity, and the first cavity is communicated with the drinking water inlet hole and the drinking water outlet hole. The valve core integrates two functions into one, is convenient to use, and simplifies the product structure.

However, the structure of the valve core is still complex, and with continuous research and development and improvement of the applicant, the applicant invents a novel multifunctional valve core with a simpler structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a multifunctional valve core, which aims to solve the technical problems that: how to simplify the structure of the valve core.

The purpose of the utility model can be realized by the following technical scheme:

a multifunctional valve core comprises a shell, a static ceramic chip, a movable ceramic chip, a control handle component and an upper cover, wherein the shell and the upper cover are butted to form a shell of the valve shell, and the static ceramic chip, the movable ceramic chip and the control handle component are all positioned in the shell; the method is characterized in that:

the shell is provided with a first cold water inlet hole, a third cold water inlet hole, a first hot water inlet hole, a first mixed water outlet hole and a second mixed water outlet hole, and the end surface of the shell is provided with a communicating groove for communicating the first cold water inlet hole and the third cold water inlet hole;

a second cold water inlet hole, a fourth cold water inlet hole, a second hot water inlet hole, a third mixed water outlet hole and a fourth mixed water outlet hole which are respectively corresponding to the first cold water inlet hole, the third cold water inlet hole, the first hot water inlet hole, the first mixed water outlet hole and the second mixed water outlet hole are formed in the static ceramic chip;

the movable ceramic chip is provided with a first mixed water cavity, a second mixed water cavity and a hot water communicating groove, and the first mixed water cavity can be communicated with a third mixed water outlet hole and a second cold water inlet hole, communicated with the third mixed water outlet hole and the second hot water inlet hole or communicated with the third mixed water outlet hole, the second cold water inlet hole and the second hot water inlet hole under the driving of the control handle assembly; and the second mixed water cavity can be communicated with a fourth cold water inlet hole, a second hot water inlet hole communicated with the fourth mixed water outlet hole through a hot water communicating groove under the driving of the control handle assembly.

In the above multifunctional valve element, the outer end surface of the outer shell is convexly provided with the connecting seat, the first cold water inlet hole, the third cold water inlet hole, the first hot water inlet hole and the second mixed water outlet hole are all located on the connecting seat, and the first mixed water outlet hole is located on the outer end surface of the outer shell.

In the above multifunctional valve element, the connecting seat is provided with a sealing strip, and the sealing strip separates the first cold water inlet hole and the third cold water inlet hole from the first hot water inlet hole and the second mixed water outlet hole.

In the above multifunctional valve element, the control handle assembly comprises a drive plate, a rotor and a handle, wherein the drive plate is provided with a first drive plate limiting surface, a second drive plate limiting surface and a drive plate strip-shaped boss, the rotor is provided with a first rotor limiting surface, a second rotor limiting surface and a rotor strip-shaped clamping groove, the upper cover is provided with a first upper cover limiting surface, a second upper cover limiting surface and a third upper cover limiting surface, and the rotor, the drive plate and the upper cover are mutually matched to limit the rotation angle of the valve element.

In the above multifunctional valve core, the bottom surface inside the housing is provided with a plurality of static ceramic sheet bosses, and the static ceramic sheets are provided with static ceramic sheet positioning grooves which are clamped with the static ceramic sheet positioning grooves.

In the above multifunctional valve core, the movable ceramic chip is provided with a plurality of movable ceramic chip positioning grooves, and the drive plate is provided with movable ceramic chip bosses which are clamped with the movable ceramic chip positioning grooves.

In the above multifunctional valve core, the first drive plate limiting surface is matched with the third upper cover limiting surface, and the first rotor limiting surface is matched with the second upper cover limiting surface to limit the rotation angle of the valve core when the valve core is opened; the second rotor limiting surface is matched with the third upper cover limiting surface, and the first rotor limiting surface is matched with the second upper cover limiting surface to limit the rotation angle when the valve core is closed; the strip-shaped boss of the drive plate is matched with the strip-shaped clamping groove of the rotor, a handle positioning hole is arranged on the drive plate, a drive head on the handle is clamped in the handle positioning hole, and the drive plate is driven by the handle to linearly move in the strip-shaped clamping groove of the rotor on the rotor or to do circular motion along with the rotor under the drive of the rotor.

In the above multifunctional valve element, the first upper cover limiting surface, the second upper cover limiting surface and the third upper cover limiting surface are located on different planes; the second upper cover limiting surface is matched with the first rotor limiting surface, the third upper cover limiting surface is matched with the second rotor limiting surface, and the third upper cover limiting surface is matched with the first drive plate limiting surface to limit the rotation angle of the valve core.

Compared with the prior art, the utility model has the following advantages:

the structure of the utility model can combine the functions of two valve cores into one and has simpler structure.

Drawings

Fig. 1 is an exploded view of the present valve cartridge.

Fig. 2 is a bottom view of the present housing.

Fig. 3 is a top view of the present housing.

Fig. 4 is a bottom view of the static ceramic tile.

Fig. 5 is a top view of the static tile.

Fig. 6 is a bottom view of the ceramic tile.

Fig. 7 is a top view of a copy tile.

Fig. 8 is a bottom view of the present dial.

Fig. 9 is a top view of the present dial.

Fig. 10 is a bottom view of the present rotor.

Fig. 11 is a plan view of the present rotor.

Fig. 12 is a bottom view of the present upper cover.

Fig. 13 is a plan view of the present upper cover.

In the figure:

1. a housing; 11. a first cold water inlet hole; 12. a third cold water inlet hole; 13. a first hot water inlet hole; 14. a first mixed water outlet hole; 15. a second mixed water outlet hole; 16. a communicating groove; 17. a connecting seat; 18. a sealing strip; 19. a boss of the static ceramic sheet;

2. a static ceramic chip; 21. a second cold water inlet hole; 22. a fourth cold water inlet hole; 23. a second hot water inlet hole; 24. a third mixed water outlet hole; 25. a fourth mixed water outlet hole; 26. a static ceramic chip positioning groove;

3. moving the ceramic sheet; 31. a first mixed water cavity; 32. a second mixed water cavity; 33. positioning a slot on the movable ceramic sheet; 34. a hot water communicating groove;

4. control handle assembly

5. An upper cover; 51. a first upper cover limiting surface; 52. a second upper cover limiting surface; 53. a third upper cover limiting surface;

6. a dial; 61. a first drive plate limiting surface; 62. a second drive plate limiting surface; 63. a strip-shaped boss of the drive plate; 64. moving the ceramic sheet boss;

7. a rotor, 71, a first rotor limit surface; 72. a second rotor limiting surface; 73. rotor strip-shaped clamping grooves;

8. a handle.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in figure 1, the valve core comprises a shell 1, a static ceramic piece 2, a movable ceramic piece 3, a control handle assembly 4 and an upper cover 5, wherein the shell 1 and the upper cover 5 are butted to form a shell of the valve shell, and the static ceramic piece 2, the movable ceramic piece 3 and the control handle assembly 4 are all positioned in the shell.

Specifically, as shown in fig. 2 and 3, the housing 1 is provided with a first cold water inlet hole 11, a third cold water inlet hole 12, a first hot water inlet hole 13, a first mixed water outlet hole 14, and a second mixed water outlet hole 15, and the end surface of the housing 1 is provided with a communication groove 16 communicating the first cold water inlet hole 11 and the third cold water inlet hole 12.

Preferably, the outer end surface of the housing 1 is convexly formed with a connection seat 17, the first cold water inlet hole 11, the third cold water inlet hole 12, the first hot water inlet hole 13 and the second mixed water outlet hole 15 are located on the connection seat 17, and the first mixed water outlet hole 14 is located on the outer end surface of the housing 1.

In order to guarantee that the water in each inlet opening and the water outlet cannot leak and flow each other, and guarantee the leakproofness, in this embodiment, be provided with sealing strip 18 on connecting seat 17, sealing strip 18 separates first cold water inlet opening 11, third cold water inlet opening 12 two and first hot water inlet opening 13, the 15 second mixed water outlet holes mutually.

It should be noted that the first cold water inlet hole 11, the third cold water inlet hole 12, the first hot water inlet hole 13, the first mixed water outlet hole 14, the second mixed water outlet hole 15, and the communicating groove 16 in this embodiment are not limited to the shapes shown in the drawings of this specification, and those skilled in the art may modify the shapes thereof without departing from the scope of the present invention.

Specifically, as shown in fig. 4 and 5, the static ceramic tile 2 is provided with a second cold water inlet hole 21, a fourth cold water inlet hole 22, a second hot water inlet hole 23, a third mixed water outlet hole 24, and a fourth mixed water outlet hole 25, which correspond to the first cold water inlet hole 11, the third cold water inlet hole 12, the first hot water inlet hole 13, the first mixed water outlet hole 14, and the second mixed water outlet hole 15, respectively. When the ceramic tile fixing device is installed, the bottom surface inside the shell 1 is provided with a plurality of static ceramic tile bosses 19, and the static ceramic tile 2 is provided with a static ceramic tile positioning groove 26 clamped with the static ceramic tile positioning groove 26.

Specifically, as shown in fig. 6 and 7, the movable ceramic sheet 3 is provided with a first mixed water cavity 31, a second mixed water cavity 32 and a hot water communicating groove 34, wherein the first mixed water cavity 31 can be communicated with the third mixed water outlet hole 24 and the second cold water inlet hole 21, the third mixed water outlet hole 24 and the second hot water inlet hole 23 or both the second cold water inlet hole 21 and the second hot water inlet hole 23 under the driving of the control handle assembly 4; the second mixed water cavity 32 is driven by the control handle assembly 4 to communicate with the fourth cold water inlet hole 22, the second hot water inlet hole 23 and the second mixed water cavity 32 through the hot water communicating groove 34, so that the second hot water inlet hole 23 and the fourth mixed water outlet hole 25 are communicated.

Specifically, as shown in fig. 8-13, the structural schematic diagram of the control handle assembly 4 in the present embodiment is that the control handle assembly 4 in the present embodiment is the same as the control assembly adopted in the "multifunctional valve cartridge with drinking water control function (CN 207064681U)" of the patent previously filed by the applicant, and the main protection point of the present application is that the communication manner of the ducts in the housing 1 is improved, and the control handle assembly 4 can adopt the structure in the present embodiment and other prior arts, without departing from the protection scope of the present invention.

Specifically, as shown in fig. 8-13, the control handle assembly 4 includes a dial 6, a rotor 7 and a handle 8, the dial 6 is provided with a first dial limiting surface 61, a second dial limiting surface 62 and a dial bar-shaped boss 63, the rotor 7 is provided with a first rotor limiting surface 71, a second rotor limiting surface 72 and a rotor bar-shaped slot 73, the upper cover 5 is provided with a first upper cover limiting surface 51, a second upper cover limiting surface 52 and a third upper cover limiting surface 53, and the rotor 7, the dial 6 and the upper cover 5 cooperate with each other to limit the rotation angle of the spool.

Specifically, the movable ceramic piece 3 is provided with a plurality of movable ceramic piece positioning grooves 33, and the drive plate 6 is provided with a movable ceramic piece boss 64 clamped with the movable ceramic piece positioning grooves 33. The first driving plate limiting surface 61 is matched with the third upper cover limiting surface 53, and the first rotor limiting surface 71 is matched with the second upper cover positioning surface to limit the opening rotation angle of the valve core; the second rotor limiting surface 72 is matched with the third upper cover limiting surface 53, and the first rotor limiting surface 71 is matched with the second upper cover positioning surface to limit the closing rotation angle of the valve core; the drive plate strip boss 63 is matched with the rotor strip clamping groove 73, the drive plate 6 is provided with a handle 8 positioning hole, a drive head on the handle 8 is clamped in the handle 8 positioning hole, and the handle 8 drives the drive plate 6 to move linearly in the rotor strip clamping groove 73 on the rotor 7 or to do circular motion along with the rotor 7 under the drive of the rotor 7.

Preferably, the first upper cover limiting surface 51, the second upper cover limiting surface 52 and the third upper cover limiting surface 53 are located on different planes; the second upper cover limiting surface 52 is matched with the first rotor limiting surface 71, the third upper cover limiting surface 53 is matched with the second rotor limiting surface 72, and the third upper cover limiting surface 53 is matched with the first drive plate limiting surface 61 to limit the rotation angle of the valve core.

The working principle of the utility model is as follows:

when the valve core is in an open state, the mixed water cavity I31 can be communicated with the third mixed water outlet hole 2 and the second cold water inlet hole 21, the third mixed water outlet hole 24 and the second hot water inlet hole 23 or the third mixed water outlet hole 24, the second cold water inlet hole 21 and the second hot water inlet hole 23 under the driving of the control handle assembly 4;

at this moment, the valve element can be in the three states through the rotating handle 8, so that cold water, hot water and cold and hot mixed water can flow out of the third mixed water outlet hole 24 and the first mixed water outlet hole 14 in sequence, namely, the rotating handle 8 can play a role in adjusting the temperature.

When this case is in the closed condition, this moment mix water chamber two 32 can with fourth cold water inlet opening 22, through hot water intercommunication groove 34 intercommunication second hot water inlet opening 23 and mix water chamber two 32 under the drive of brake valve lever assembly 4 to make second hot water inlet opening 23 and fourth mixed water apopore 25 be linked together, thereby make the second kind of mixed water can follow fourth mixed water apopore 25 and flow out in the second mixed water apopore 15 in proper order.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A multifunctional valve core comprises a shell (1), a static ceramic chip (2), a movable ceramic chip (3), a control handle assembly (4) and an upper cover (5), wherein the shell (1) and the upper cover (5) are butted to form a shell of the valve shell, and the static ceramic chip (2), the movable ceramic chip (3) and the control handle assembly (4) are all positioned in the shell; the method is characterized in that:

a first cold water inlet hole (11), a third cold water inlet hole (12), a first hot water inlet hole (13), a first mixed water outlet hole (14) and a second mixed water outlet hole (15) are formed in the shell (1), and a communication groove (16) communicated with the first cold water inlet hole (11) and the third cold water inlet hole (12) is formed in the end face of the shell (1);

a second cold water inlet hole (21), a fourth cold water inlet hole (22), a second hot water inlet hole (23), a third mixed water outlet hole (24) and a fourth mixed water outlet hole (25) which are respectively corresponding to the first cold water inlet hole (11), the third cold water inlet hole (12), the first hot water inlet hole (13), the first mixed water outlet hole (14) and the second mixed water outlet hole (15) are formed in the static ceramic chip (2);

the movable ceramic chip (3) is provided with a first mixed water cavity (31), a second mixed water cavity (32) and a hot water communicating groove (34), the first mixed water cavity (31) can be communicated with a third mixed water outlet hole (24) and a second cold water inlet hole (21), communicated with the third mixed water outlet hole (24) and a second hot water inlet hole (23) or communicated with the third mixed water outlet hole (24), the second cold water inlet hole (21) and the second hot water inlet hole (23) under the driving of the control handle assembly (4); the second mixed water cavity (32) can be communicated with the fourth cold water inlet hole (22), the second hot water inlet hole (23) and the fourth mixed water outlet hole (25) through a hot water communicating groove (34) under the driving of the control handle assembly (4).

2. The multifunctional valve core according to claim 1, characterized in that the outer end surface of the outer shell (1) is convexly formed with a connecting seat (17), the first cold water inlet hole (11), the third cold water inlet hole (12), the first hot water inlet hole (13) and the second mixed water outlet hole (15) are all located on the connecting seat (17), and the first mixed water outlet hole (14) is located on the outer end surface of the outer shell (1).

3. The multifunctional valve core according to claim 2, characterized in that a sealing strip (18) is arranged on the connecting seat (17), and the sealing strip (18) separates the first cold water inlet hole (11) and the third cold water inlet hole (12) from the first hot water inlet hole (13) and the second mixed water outlet hole (15).

4. The multifunctional valve core according to claim 1, wherein the control handle assembly (4) comprises a dial (6), a rotor (7) and a handle (8), the dial (6) is provided with a first dial limiting surface (61), a second dial limiting surface (62) and a dial strip-shaped boss (63), the rotor (7) is provided with a first rotor limiting surface (71), a second rotor limiting surface (72) and a rotor strip-shaped clamping groove (73), the upper cover (5) is provided with a first upper cover limiting surface (51), a second upper cover limiting surface (52) and a third upper cover limiting surface (53), and the rotor (7), the dial (6) and the upper cover (5) are mutually matched to limit the rotation angle of the valve core.

5. The multifunctional valve core according to claim 4, characterized in that a plurality of static ceramic piece bosses (19) are arranged on the bottom surface inside the shell (1), and the static ceramic piece positioning grooves (26) clamped with the static ceramic piece positioning grooves (26) are arranged on the static ceramic pieces (2).

6. The multifunctional valve core according to claim 5, wherein the movable ceramic sheet (3) is provided with a plurality of movable ceramic sheet positioning grooves (33), and the drive plate (6) is provided with movable ceramic sheet bosses (64) which are clamped with the movable ceramic sheet positioning grooves (33).

7. The multifunctional valve core according to claim 6, characterized in that the first dial limiting surface (61) is matched with the third upper cover limiting surface (53), and the first rotor limiting surface (71) is matched with the second upper cover limiting surface (52) to limit the rotation angle of the valve core when the valve core is opened; the second rotor limiting surface (72) is matched with the third upper cover limiting surface (53), and the first rotor limiting surface (71) is matched with the second upper cover limiting surface (52) to limit the rotating angle when the valve core is closed; the drive plate strip-shaped boss (63) is matched with the rotor strip-shaped clamping groove (73), a handle (8) positioning hole is formed in the drive plate (6), a drive head on the handle (8) is clamped in the handle (8) positioning hole, and the handle (8) drives the drive plate (6) to move linearly in the rotor strip-shaped clamping groove (73) on the rotor (7) or to move circularly along with the rotor (7) under the drive of the rotor (7).

8. The multi-function valve cartridge of claim 7, wherein the first upper cap position-limiting surface (51), the second upper cap position-limiting surface (52), and the third upper cap position-limiting surface (53) are located on different planes; the second upper cover limiting surface (52) is matched with the first rotor limiting surface (71), the third upper cover limiting surface (53) is matched with the second rotor limiting surface (72), and the third upper cover limiting surface (53) is matched with the first drive plate limiting surface (61) to limit the rotation angle of the valve core.