Faucet and waterway structure thereof

Abstract

The water path structure comprises a valve seat and a valve seat sleeve, the first end face of the valve seat is used for being connected with a valve element, the second end face of the valve seat is used for being connected with an external water source so as to be communicated with the valve element, and the outer side wall of the valve seat comprises at least two annular water outlet cavities; the at least two annular water outlet cavities are connected with the first end face so as to be communicated with the valve element, and the at least two annular water outlet cavities extend in the circumferential direction of the valve seat. The valve seat sleeve is at least connected outside the peripheral wall of the valve seat in a sleeved mode, at least two water outlet channels are formed between the at least two annular cavities and the valve seat sleeve, the valve seat sleeve further comprises at least two water outlets, and the at least two water outlets are connected with the at least two water outlet channels respectively. Internal water channels are arranged between the valve seat sleeve and the valve seat in a combined mode, the structure is ingenious, the implementation cost is low, and two or more water channels can be arranged without arranging a complex internal water channel structure.

Description

Technical Field

[0001] The invention relates to the technical field of bathrooms, in particular to a faucet and a water channel structure thereof. Background Art

[0002] Conventional faucets usually include an outer shell, a valve seat and a valve core. The valve seat and the valve core are both arranged in the outer shell. The outer shell includes a faucet seat body and a curved pipe connected to the faucet seat body, the valve seat is arranged in the faucet seat body, the upper end face of the valve seat points to the upper end of the faucet, the lower end face of the valve seat points to the lower end of the faucet, the valve core is installed on the upper end face of the valve seat, and the lower end face of the valve seat is used to connect the water inlet pipe. A water outlet is arranged on the side of the valve seat, and the side of the valve seat corresponds to the curved pipe. The faucet also includes a through pipe, one end of which is connected to the water outlet, and the other end is connected to the end of the curved pipe. A faucet with this structural form can only be provided with one through pipe, and the internal structure of the valve seat is complex and the processing is complex. Summary of the invention

[0003] The purpose of the present invention is to overcome the deficiencies in the above-mentioned prior art and to provide a faucet and a water channel structure thereof.

[0004] In order to solve the above technical problems, the present invention provides a water path structure of a faucet, including a valve seat and a valve seat sleeve, the first end face of the valve seat is used to connect the valve core, the second end face of the valve seat is used to connect the external water source to connect to the valve core, the outer side wall of the valve seat includes at least two annular water outlet cavities, the at least two annular water outlet cavities are respectively connected to the first end face so as to be connected to the valve core, and the at least two annular water outlet cavities extend respectively along the circumference of the valve seat; the valve seat sleeve is at least sleeved on the outer peripheral wall of the valve seat, at least two water outlet channels are formed between the at least two annular cavities and the valve seat sleeve, and the valve seat sleeve also includes at least two water outlets, and the at least two water outlets are respectively connected to the at least two water outlet channels.

[0005] In a more preferred embodiment, the annular water outlet chambers are arranged at intervals along the axial direction of the valve seat; annular sealing rings are also provided on both axial sides of the annular water outlet chambers, and the annular sealing rings are sealingly connected between the valve seat and the valve seat sleeve.

[0006] In a more preferred embodiment, the outer peripheral wall of the valve seat includes a plurality of annular support seats, the annular support seats are arranged on both axial sides of the annular water outlet cavity, the annular sealing ring is arranged on the annular support seats; the valve seat sleeve is against the annular support seats.

[0007] In a more preferred embodiment, the valve seat sleeve is adjustably rotatably sleeved on the annular support seat.

[0008] In a more preferred embodiment, the valve seat includes a first water inlet chamber, a second water inlet chamber and a third water inlet chamber connected between the first end face and the second end face, the first water inlet chamber, the second water inlet chamber and the third water inlet chamber are used to be connected to the valve core respectively, the first water inlet chamber and the second water inlet chamber are connected to hot water and cold water respectively, and the third water inlet chamber is connected to clean water.

[0009] The present invention also provides a faucet, comprising a housing, a valve core, a first water outlet pipe, a second water outlet pipe and a water channel structure of the faucet; the housing forms an installation space, and the valve core, the valve seat, the valve seat sleeve, the first water outlet pipe and the second water outlet pipe are arranged in the installation space;

[0010] The housing comprises a first water outlet port and a second water outlet port, the first water outlet pipe is connected between the first water outlet port and one of the water outlets, and the second water outlet pipe is connected between the second water outlet port and another of the water outlets.

[0011] In a more preferred embodiment, the water outlet of the valve seat sleeve forms a water outlet socket extending outward; the first water outlet pipe and the second water outlet pipe are respectively plugged into the water outlet socket.

[0012] In a more preferred embodiment, the housing includes a vertical portion and a transverse portion; the starting end of the transverse portion is connected to the side of the vertical portion, and the first water outlet port and the second water outlet port are respectively arranged on the transverse portion;

[0013] The valve seat, valve core and valve seat sleeve are arranged in the vertical portion, and the water outlet socket extends into the transverse portion;

[0014] The shell includes an upper shell and a lower shell that can be separated from each other, the upper shell forms the upper half of the transverse part, the upper part of the vertical part and a side wall of the vertical part away from the transverse part, and the lower shell forms the lower half of the transverse part and the other side wall of the vertical part close to the transverse part.

[0015] In a more preferred embodiment, the second end surface faces the lower end of the vertical portion, and the first end surface faces the upper end of the vertical portion.

[0016] In a more preferred embodiment, the valve core includes a first water inlet valve port, a second water inlet valve port, a third water inlet valve port, a first water outlet valve port, and a second water outlet valve port; the first water inlet valve port and the second water inlet valve port are connected to hot water and cold water respectively, and the third water inlet valve port is connected to clean water; the valve core receives hot water and cold water and mixes them to form mixed water, and the valve core is used to connect or disconnect the mixed water to the first water outlet valve port and to connect or disconnect the clean water to the second water outlet valve port;

[0017] The first water outlet valve port is connected to the first water outlet port, and the second water outlet valve port is connected to the second water outlet port.

[0018] Compared with the prior art, the technical solution of the present invention has the following beneficial effects:

[0019] The valve seat sleeve is sleeved on the outside of the valve seat to form the water outlet channel between the valve seat and the valve seat. The valve seat sleeve and the valve seat are combined to realize the setting of the internal water channel. The structure is ingenious and the cost of implementation is low. Two or more water channel settings can be realized without setting a complicated internal water channel structure.

[0020] The valve seat and the valve seat sleeve can be sealed and connected via a simple annular sealing ring, which has a simple structure and low cost.

[0021] The valve seat and the valve seat sleeve are supported and connected via an annular support seat. When the valve seat sleeve is sleeved on the valve seat, it is convenient and quick without requiring large positioning.

[0022] The valve seat sleeve can be adjusted and rotatably sleeved on the annular support seat, and the valve seat sleeve can adjust the angle relative to the valve seat to achieve positioning of water outlet. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional schematic diagram of a faucet in a preferred embodiment of the present invention;

[0024] Figure 2 It is a three-dimensional exploded schematic diagram of a faucet in a preferred embodiment of the present invention;

[0025] Figure 3 This is one of the connection diagrams of the waterway structure, the valve core, the first water outlet pipe and the second water outlet pipe in the preferred embodiment of the present invention;

[0026] Figure 4 This is the second schematic diagram of the connection between the water channel structure, the valve core, the first water outlet pipe and the second water outlet pipe in the preferred embodiment of the present invention;

[0027] Figure 5 It is a three-dimensional schematic diagram of the faucet without the lower shell in the preferred embodiment of the present invention. DETAILED DESCRIPTION

[0028] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments.

[0029] See also Figure 1-Figure 5A faucet, comprising a housing 1, a valve core 2, a first water outlet pipe 31, a second water outlet pipe 32 and a waterway structure. The housing 1 comprises a vertical portion 11 and a transverse portion 12, wherein the vertical portion 11 extends in a vertical direction, the beginning of the transverse portion 12 is connected to one side of the vertical portion 11, and the end of the transverse portion 12 extends in a direction away from the vertical portion 11. The lower end of the vertical portion 11 is used to be connected to a countertop, and a handle 5 is provided at the upper end of the vertical portion 11. The housing 1 forms an installation space 13, wherein the valve core 2, the first water outlet pipe 31, the second water outlet pipe 32 and the waterway structure are all provided in the installation space 13.

[0030] The water channel structure includes a valve seat 41 and a valve seat sleeve 42, the first end face 411 of the valve seat 41 is used to connect the valve core 2, the second end face 412 of the valve seat 41 is used to connect the external water source to connect to the valve core 2, the outer side wall of the valve seat 41 includes at least two annular water outlet cavities 413, the at least two annular water outlet cavities 413 are respectively connected to the first end face 411 so as to be connected to the valve core 2, and the at least two annular water outlet cavities 413 extend respectively along the circumference of the valve seat 41; the valve seat sleeve 42 is at least sleeved on the outer peripheral wall of the valve seat 41, at least two water outlet channels are formed between the at least two annular cavities and the valve seat sleeve 42, and the valve seat sleeve 42 also includes at least two water outlets 421, and the at least two water outlets 421 are respectively connected to the at least two water outlet channels. The valve seat sleeve 42 is sleeved on the outside of the valve seat 41 to form the water outlet channel between the valve seat 41. The valve seat sleeve 42 and the valve seat 41 are combined to realize the setting of the internal water channel. The structure is ingenious and the cost of implementation is low. The water channel setting can be realized without setting a complicated internal water channel structure.

[0031] In this embodiment, the annular water outlet chambers 413 are arranged at intervals along the axial direction of the valve seat 41; annular sealing rings 43 are also provided on both axial sides of the annular water outlet chamber 413, and the annular sealing rings 43 are sealed between the valve seat 41 and the valve seat sleeve 42. The valve seat 41 and the valve seat sleeve 42 can be sealed by a simple annular sealing ring 43, which has a simple structure and low cost.

[0032] The outer peripheral wall of the valve seat 41 includes a plurality of annular support seats 414, which are arranged on both axial sides of the annular water outlet cavity 413, and the annular sealing ring 43 is arranged on the annular support seats 414; the valve seat sleeve 42 is sleeved on the annular support seats 414. The valve seat 41 and the valve seat sleeve 42 are supported and connected by the annular support seats 414. When the valve seat sleeve 42 is sleeved on the valve seat 41, it is convenient and quick, and does not require large positioning. In this embodiment, the valve seat sleeve 42 can be adjusted and rotated to be sleeved on the annular support seats 414, so that the valve seat sleeve 42 can adjust the angle relative to the valve seat 41 to achieve positioning of water outlet.

[0033] The valve seat 41 includes a first water inlet chamber 415, a second water inlet chamber 416 and a third water inlet chamber 417 connected between a first end face 411 and a second end face 412. The first water inlet chamber 415, the second water inlet chamber 416 and the third water inlet chamber 417 are used to be connected to the valve core 2 respectively. The first water inlet chamber 415 and the second water inlet chamber 416 are connected to hot water and cold water respectively, and the third water inlet chamber 417 is connected to purified water. The housing 1 includes a first water outlet port 14 and a second water outlet port 15. The first water outlet pipe 31 is connected between the first water outlet port 14 and one of the water outlets 421. The second water outlet pipe 32 is connected between the second water outlet port 15 and another of the water outlets 421. The water outlet 421 of the valve seat sleeve 42 forms a water outlet socket 422 extending outward; the first water outlet pipe 31 and the second water outlet pipe 32 are respectively plugged into the water outlet socket 422. The first water outlet port 14 and the second water outlet port 15 are respectively arranged on the transverse portion 12; the valve seat 41, the valve core 2 and the valve seat sleeve 42 are arranged in the vertical portion 11, and the water outlet socket 422 extends into the transverse portion 12; the outer shell 1 includes an upper shell 16 and a lower shell 17 which can be separated from each other, the upper shell 16 forms the upper half of the transverse portion 12, the upper part of the vertical portion 11 and a side wall of the vertical portion 11 away from the transverse portion 12, and the lower shell 17 forms the lower half of the transverse portion 12 and the other side wall of the vertical portion 11 close to the transverse portion 12.

[0034] The valve core 2 includes a first water inlet valve port, a second water inlet valve port, a third water inlet valve port, a first water outlet valve port, and a second water outlet valve port; the first water inlet valve port and the second water inlet valve port are connected to hot water and cold water respectively, and the third water inlet valve port is connected to clean water; the valve core 2 receives hot water and cold water and mixes them to form mixed water, and the valve core 2 is used to connect or disconnect the mixed water to the first water outlet valve port and to connect or disconnect the clean water to the second water outlet valve port; the first water outlet valve port is connected to the first water outlet port 14 through one of the annular water outlet cavities 413, and the second water outlet valve port is connected to the second water outlet port 15 through another of the annular water outlet cavities 413. The specific structure of the valve core 2 can refer to the Chinese invention patent CN215806490U applied by the applicant, and the specific structure of the valve core 2 is incorporated into this document by reference.

[0035] In this embodiment, the first water outlet port 14 is arranged downward, and the second water outlet port 15 is arranged upward.

[0036] In this embodiment, the second end surface 412 faces the lower end of the vertical portion 11, and the first end surface 411 faces the upper end of the vertical portion 11. The faucet further includes a hot water pipe 61, a cold water pipe 62, and a clean water pipe 63 extending from the lower end of the vertical portion 11 and connected to the second end surface 412, the hot water pipe 61 is connected to the first water inlet cavity 415, the cold water pipe 62 is connected to the second water inlet cavity 416, and the clean water pipe 63 is connected to the third water inlet cavity 417.

[0037] The valve core 2 is installed from the upper end of the vertical portion 11 and abuts against the first end surface 411. The handle 5 includes an operating handle 51 and a pressure cover 52. The pressure cover 52 is connected to the upper end of the vertical portion 11 to press the valve core 2 against the first end surface 411. The first water inlet valve port of the valve core 2 is connected to the first water inlet cavity 415, the second water inlet valve port is connected to the second water inlet cavity 416, the third water inlet valve port is connected to the third water inlet cavity 417, the first water outlet valve port is connected to one of the annular water outlet cavities 413, and the second water outlet valve port is connected to the other of the annular water outlet cavities 413.

[0038] The inner wall of the valve seat sleeve 42 includes a first positioning step 423, and the valve seat 41 can be installed from the upper end opening of the valve seat sleeve 42 to abut against the first positioning step 423 to limit the continued downward movement of the valve seat 41; the inner wall of the vertical portion 11 includes a second positioning step 111, and the valve seat sleeve 42 can be installed from the upper end of the vertical portion 11 to abut against the second positioning step 111 to limit the continued downward movement of the valve seat sleeve 42.

[0039] During installation, the valve seat sleeve 42 is installed from the lower opening of the upper shell 16 so that it corresponds to the second positioning step 111, the water outlet socket 422 is located in the upper half of the horizontal portion 12, the valve seat 41 is installed into the vertical portion 11 from the upper end of the vertical portion 11, and is plugged into the valve seat sleeve 42 to form the water outlet channel; the valve core 2 is installed from the upper end of the vertical portion 11, and then the pressure cover 52 is connected to the upper end of the vertical portion 11 to press and fix the valve core 2, and the operating handle 51 is connected to the valve shaft of the valve core 2. The hot water pipe 61, the cold water pipe 62 and the clean water pipe 63 are connected. The first water outlet pipe 31 and the second water outlet pipe 32 are installed from the lower opening of the upper shell 16, so that one end of the first water outlet pipe 31 and the second water outlet pipe 32 are plugged into the water outlet socket 422, and the other end of the first water outlet pipe 31 and the second water outlet pipe 32 are connected to the first water outlet port 14 and the second water outlet port 15. Finally, the lower shell 17 is spliced ​​and connected to the lower opening of the upper shell 16 by snap connection.

[0040] The above is only a preferred specific implementation of the present invention, but the design concept of the present invention is not limited to this. Any technician familiar with the technical field who uses this concept to make non-substantial changes to the present invention within the technical scope disclosed by the present invention shall be deemed to infringe the protection scope of the present invention.

Claims

1. A water channel structure of a faucet, characterized in that: It includes a valve seat and a valve seat sleeve, the first end face of the valve seat is used to connect the valve core, the second end face of the valve seat is used to connect the external water source to connect to the valve core, the outer side wall of the valve seat includes at least two annular water outlet cavities, the at least two annular water outlet cavities are respectively connected to the first end face so as to be connected to the valve core, and the at least two annular water outlet cavities extend respectively along the circumference of the valve seat; the valve seat sleeve is at least sleeved on the outer peripheral wall of the valve seat, at least two water outlet channels are formed between the at least two annular cavities and the valve seat sleeve, and the valve seat sleeve also includes at least two water outlets, and the at least two water outlets are respectively connected to the at least two water outlet channels.

2. The water channel structure of a faucet according to claim 1, characterized in that: The annular water outlet chambers are arranged at intervals along the axial direction of the valve seat; annular sealing rings are also provided on both axial sides of the annular water outlet chambers, and the annular sealing rings are sealingly connected between the valve seat and the valve seat sleeve.

3. The water channel structure of a faucet according to claim 2, characterized in that: The outer peripheral wall of the valve seat includes a plurality of annular support seats, the annular support seats are arranged on both axial sides of the annular water outlet cavity, the annular sealing ring is arranged on the annular support seats; the valve seat sleeve is against the annular support seats.

4. The water channel structure of a faucet according to claim 3, characterized in that: The valve seat sleeve is adjustable and rotatably sleeved on the annular support seat.

5. The water channel structure of a faucet according to claim 1, characterized in that: The valve seat includes a first water inlet chamber, a second water inlet chamber and a third water inlet chamber connected between the first end face and the second end face. The first water inlet chamber, the second water inlet chamber and the third water inlet chamber are used to be connected to the valve core respectively. The first water inlet chamber and the second water inlet chamber are respectively connected to hot water and cold water, and the third water inlet chamber is connected to clean water.

6. A faucet, characterized in that: The invention comprises a housing, a valve core, a first water outlet pipe, a second water outlet pipe and a water channel structure of a faucet according to any one of claims 1 to 5; the housing forms an installation space, and the valve core, the valve seat, the valve seat sleeve, the first water outlet pipe and the second water outlet pipe are arranged in the installation space; The housing comprises a first water outlet port and a second water outlet port, the first water outlet pipe is connected between the first water outlet port and one of the water outlets, and the second water outlet pipe is connected between the second water outlet port and another of the water outlets.

7. A faucet according to claim 6, characterized in that: The water outlet of the valve seat sleeve forms a water outlet socket extending outward; the first water outlet pipe and the second water outlet pipe are respectively plugged into the water outlet socket.

8. A faucet according to claim 7, characterized in that: the housing comprises a vertical portion and a transverse portion; the beginning of the transverse portion is connected to the side of the vertical portion, and the first water outlet port and the second water outlet port are respectively arranged on the transverse portion; The valve seat, valve core and valve seat sleeve are arranged in the vertical portion, and the water outlet socket extends into the transverse portion; The shell includes an upper shell and a lower shell that can be separated from each other, the upper shell forms the upper half of the transverse part, the upper part of the vertical part and a side wall of the vertical part away from the transverse part, and the lower shell forms the lower half of the transverse part and the other side wall of the vertical part close to the transverse part.

9. A faucet according to claim 8, characterized in that: The second end surface faces the lower end of the vertical portion, and the first end surface faces the upper end of the vertical portion.

10. A faucet according to claim 6, characterized in that: The valve core comprises a first water inlet valve port, a second water inlet valve port, a third water inlet valve port, a first water outlet valve port and a second water outlet valve port; the first water inlet valve port and the second water inlet valve port are connected to hot water and cold water respectively, and the third water inlet valve port is connected to purified water; the valve core receives hot water and cold water and mixes them to form mixed water, and the valve core is used to connect or disconnect the mixed water to the first water outlet valve port and to connect or disconnect the purified water to the second water outlet valve port; The first water outlet valve port is connected to the first water outlet port, and the second water outlet valve port is connected to the second water outlet port.

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