Valve seat assembly and faucet

Abstract

The present invention provides a valve seat assembly and a faucet, the valve seat assembly includes: a valve core seat; an electromagnetic valve seat, the electromagnetic valve seat and the valve core seat are connected to each other with a connecting portion, the electromagnetic valve seat, the valve core seat and the connecting portion define a clearance space around; the valve core seat includes a first mounting portion, the electromagnetic valve seat includes a second mounting portion, the first mounting portion and the second mounting portion are arranged opposite to each other along the extension direction of the connecting portion, the valve seat assembly also includes a third mounting portion, the valve seat assembly includes a hot water channel, a cold water channel and a water outlet channel extending to connect the first mounting portion and the third mounting portion, the valve seat assembly includes a first mixing channel extending to connect the first mounting portion and the second mounting portion, the valve seat assembly also includes a second mixing channel extending to connect the second mounting portion and the water outlet channel, the first mixing channel and the second mixing channel extending in the connecting portion. The application of this technical solution can realize a valve seat assembly that prevents the faucet from being large in size and is easy to install and maintain, and a faucet using the valve seat assembly.

Description

Technical Field

[0001] The invention relates to the field of bathroom, in particular to a valve seat assembly and a faucet. Background Art

[0002] The induction faucet in the prior art includes a shell, a valve seat, a valve core and a solenoid valve, wherein the valve seat, the valve core and the solenoid valve are arranged in the shell, the valve core and the solenoid valve are respectively arranged on the valve seat, the valve core and the solenoid valve are arranged at a 90-degree angle, the valve core is extended horizontally, and the solenoid valve is extended vertically. When a pull-out tube needs to be provided in the induction faucet, a sufficient gap needs to be provided between the valve seat and the shell to allow the pull-out tube to pass through. In this way, the volume of the shell will increase, resulting in the disadvantage that the induction faucet is not easy to maintain. Summary of the invention

[0003] The object of the present invention is to overcome the above-mentioned deficiencies in the prior art and to provide a valve seat assembly which prevents the faucet from being bulky and is easy to install and maintain, and a faucet using the valve seat assembly.

[0004] In order to solve the above technical problems, the present invention provides a valve seat assembly, comprising:

[0005] Valve core seat;

[0006] The electromagnetic valve seat is connected to the valve core seat by a connecting portion, and the electromagnetic valve seat, the valve core seat and the connecting portion define a clearance space;

[0007] In which, the valve core seat includes a first mounting portion, the solenoid valve seat includes a second mounting portion, the first mounting portion and the second mounting portion are arranged opposite to each other along the extension direction of the connecting portion, the valve seat assembly also includes a third mounting portion, the valve seat assembly includes a hot water channel, a cold water channel and a water outlet channel extending and connecting the first mounting portion and the third mounting portion, the valve seat assembly includes a first mixing channel extending and connecting the first mounting portion and the second mounting portion, the valve seat assembly also includes a second mixing channel extending and connecting the second mounting portion and the water outlet channel, and the first mixing channel and the second mixing channel extend in the connecting portion.

[0008] Preferably, the valve core seat and the electromagnetic valve seat are respectively located on both sides of the clearance space, and the valve core seat and the electromagnetic valve seat are extended with the connecting portion adjacent to their peripheries.

[0009] Preferably, the connecting portion comprises a first connecting pipe and a second connecting pipe, and the first mixing channel and the second mixing channel extend in the first connecting pipe and the second connecting pipe respectively.

[0010] Preferably, both ends of the first connecting tube and the second connecting tube are respectively embedded and connected to the valve core seat and the solenoid valve seat.

[0011] Preferably, the first connecting pipe and the second connecting pipe are welded to the valve core seat and the solenoid valve seat.

[0012] The invention also provides a faucet, which uses the valve seat assembly.

[0013] Preferably, it includes a shell, a valve core, a solenoid valve, a pull-out pipe and two water inlet pipes, the valve seat assembly is arranged in the shell, the valve core is connected and arranged on the first mounting part and is connected to the hot water channel, the cold water channel and the water outlet channel, the solenoid valve is arranged on the second mounting part and is connected to the first mixing channel and the second mixing channel, the two water inlet pipes are respectively connected to the third mounting part and are connected to the hot water channel and the cold water channel, one end of the pull-out pipe is connected to the third mounting part and is connected to the water outlet channel, and the other end thereof passes through the clearance space.

[0014] Preferably, the shell includes a main shell and a water outlet pipe body, the valve seat assembly, valve core and solenoid valve are arranged in the main shell, one end of the water outlet pipe body is connected to the main shell, the faucet also includes a spray head, the pull-out tube passes through the make way space and extends to the water outlet pipe body, and the pull-out tube is connected to the spray head.

[0015] Preferably, the device further comprises a sensor disposed in the main housing, wherein the sensor is electrically connected to the solenoid valve.

[0016] Preferably, it further comprises a battery arranged outside the main housing, the battery is electrically connected to the sensor and the solenoid valve and supplies power to the sensor and the solenoid valve.

[0017] Compared with the prior art, the technical solution of the present invention has the following beneficial effects:

[0018] 1. A connecting portion is connected between the solenoid valve seat and the valve core seat, and a clearance space is defined around the solenoid valve seat, the valve core seat and the connecting portion. The valve core seat includes a first mounting portion, and the solenoid valve seat includes a second mounting portion. The first mounting portion and the second mounting portion are arranged opposite to each other along the extension direction of the connecting portion. The clearance space allows the pull-out tube of the faucet to pass through, and there is no need to set an additional gap for the pull-out tube, thereby reducing the volume of the faucet;

[0019] 2. The valve core seat and the electromagnetic valve seat are respectively located on both sides of the clearance space, and the valve core seat and the electromagnetic valve seat are provided with the connecting part extending adjacent to their peripheries, and the clearance space is as large as possible to ensure the passage of the drawing tube;

[0020] 3. The connecting part includes a first connecting pipe and a second connecting pipe, wherein the first mixing channel and the second mixing channel extend in the first connecting pipe and the second connecting pipe respectively. By arranging the first connecting pipe and the second connecting pipe separately from the electromagnetic valve seat and the valve core seat, the connecting part, the electromagnetic valve seat and the valve core seat can be manufactured separately and then assembled together during manufacturing, thereby reducing the manufacturing cost;

[0021] 4. Both ends of the first connecting pipe and the second connecting pipe are respectively embedded and connected to the valve core seat and the solenoid valve seat, which is simple and convenient to install. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A three-dimensional schematic diagram of a valve seat assembly in a preferred embodiment of the present invention, showing a first mounting portion;

[0023] Figure 2 A three-dimensional schematic diagram of a valve seat assembly from another perspective in a preferred embodiment of the present invention, showing a second mounting portion;

[0024] Figure 3 A three-dimensional schematic diagram of a valve seat assembly from another perspective in a preferred embodiment of the present invention, showing a third mounting portion;

[0025] Figure 4 It is a three-dimensional exploded schematic diagram of a valve seat assembly in a preferred embodiment of the present invention;

[0026] Figure 5 is a cross-sectional schematic diagram of a valve seat assembly in a preferred embodiment of the present invention, showing a first mixing channel;

[0027] Figure 6 A cross-sectional schematic diagram of a valve seat assembly from another perspective in a preferred embodiment of the present invention, showing a second mixing channel;

[0028] Figure 7 A three-dimensional schematic diagram of a faucet in a preferred embodiment of the present invention;

[0029] Figure 8 It is a schematic cross-sectional view of the faucet along the horizontal direction in a preferred embodiment of the present invention. DETAILED DESCRIPTION

[0030] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments.

[0031] Certain directional terms used to describe the drawings below, such as "inside", "outside", "above", "below" and other directional terms, will be understood to have their normal meanings and refer to those directions involved when the drawings are normally viewed. Unless otherwise specified, the directional terms described in this specification are basically in accordance with the conventional directions understood by those skilled in the art.

[0032] The terms "first", "first", "second", "second" and the like used in the present invention do not indicate any order, quantity or importance, but are used to distinguish one component from other components.

[0033] See also Figure 1-Figure 8 A faucet includes a housing 1, wherein the housing 1 includes a main housing 11 and a water outlet pipe body 12, wherein the main housing 11 includes a vertical section 111 extending in a vertical direction and a horizontal section 112 extending in a horizontal direction, wherein the horizontal section 112 is arranged at one end of the vertical section 111, and the other end of the vertical section 111 is connected to a countertop, such as a wash basin, and the vertical section 111 is connected to the middle part of the horizontal section 112. In this embodiment, the vertical section 111 and the horizontal section 112 are both hollow structures, wherein a horizontal installation groove 1121 is extended from the horizontal section 112, wherein a vertical installation groove 1121 is extended from the vertical section 111, and the horizontal installation groove 1121 intersects with the vertical installation groove, and one end of the water outlet pipe body 12 is rotatably arranged on an end of the vertical installation groove away from the countertop.

[0034] The faucet includes a valve seat assembly 2, and the valve seat assembly 2 is arranged in the horizontal mounting groove 1121. The valve seat assembly 2 includes a valve core seat 21 and a solenoid valve seat 22. The solenoid valve seat 22 and the valve core seat 21 are connected with a connecting portion 23. The solenoid valve seat 22, the valve core seat 21 and the connecting portion 23 define a clearance space 24. In the present embodiment, the valve core seat 21 and the solenoid valve seat 22 are respectively located on both sides of the clearance space 24. More specifically, the valve core seat 21 and the solenoid valve seat 22 are arranged in parallel and spaced relation along the axial direction of the horizontal mounting groove 1121, and the valve core seat 21 and the solenoid valve seat 22 are extended with the connecting portion 23 adjacent to their peripheries.

[0035] The valve core seat 21 includes a first mounting portion 211, and the solenoid valve seat 22 includes a second mounting portion 221. The first mounting portion 211 and the second mounting portion 221 are arranged opposite to each other along the extension direction of the connecting portion 23 and are respectively opened toward the two ends of the horizontal mounting groove 1121. The valve seat assembly 2 also includes a third mounting portion 212, and the third mounting portion 212 is opened downward toward the vertical mounting groove. The valve seat assembly 2 includes a hot water passage extending to connect the first mounting portion 211 and the third mounting portion 212. In the present embodiment, the third mounting portion 212 is arranged on the valve core seat 21, and the hot water channel 213, the cold water channel 214 and the outlet channel 215 extend on the valve core seat 21. In some simple replacements, the third mounting portion 212 can also be arranged on the solenoid valve seat 22, and the hot water channel 213, the cold water channel 214 and the outlet channel 215 extend through the valve core seat 21, the solenoid valve seat 22 and the connecting portion 23. The valve seat assembly 2 includes a first mixing channel 216 extending and connecting the first mounting portion 211 and the second mounting portion 221, and the valve seat assembly 2 also includes a second mixing channel 217 extending and connecting the second mounting portion 221 and the outlet channel 215, and the first mixing channel 216 and the second mixing channel 217 extend in the connecting portion 23.

[0036] The faucet also includes two water inlet pipes 3, which are respectively connected to the third installation part 212 and connected to the hot water channel 213 and the cold water channel 214. The hot water channel 213 and the cold water channel 214 are connected to hot water and cold water respectively through the water inlet pipes 3. The faucet also includes a valve core 4 and a solenoid valve 5. The valve core 4 is connected and arranged on the first installation part 211 and connected to the hot water channel 213, the cold water channel 214 and the water outlet channel 215. The solenoid valve 5 is arranged on the second installation part 221 and connected to the first mixing channel 216 and the second mixing channel 217. The valve core 4 is configured to connect the hot water and the cold water and form mixed water. The valve core 4 can control the mixing ratio of hot water and cold water. The valve core 4 is also configured to selectively connect the mixed water to the first mixing channel 216 or the water outlet channel 215. The solenoid valve 5 is configured to connect to the first mixing channel 216 and selectively connect or not connect to the second mixing channel 217.

[0037] When in use, hot water and cold water enter the valve core 4 through the hot water channel 213 and the cold water channel 214 respectively. The valve core 4 adjusts the mixing ratio of hot water and cold water to form mixed water. The valve core 4 then selectively connects the mixed water to the first mixing channel 216 or directly flows out from the water outlet channel 215. The valve core 4 can also connect the first mixing channel 216 and the water outlet channel 215 at the same time. When the valve core 4 chooses to connect to the first mixing channel 216, the solenoid valve 5 is used to connect to the first mixing channel 216 and connect the mixed water. The solenoid valve 5 then selectively connects the mixed water to the water outlet channel 215. Therefore, the faucet can directly control the water outlet through the valve core 4, and can also be connected to the solenoid valve 5 by adjusting the valve core 4, and then control the water outlet through the solenoid valve 5.

[0038] The first mounting portion 211 is a plane, which faces the opening at one end of the horizontal mounting groove 1121, and the valve core 4 is pressed against the plane. The faucet also includes a valve core sleeve 61, a pressure cover 62 and a handle 63. The valve core sleeve 61 is screwed to the opening of the horizontal mounting groove 1121 and pressed against the plane. The pressure cover 62 is also screwed to the opening of the horizontal mounting groove 1121 and pressed to fix the valve core 4. The valve core 4 includes a valve shaft 41, which passes through the pressure cover 62 and is transmission-connected to the handle 63. The handle 63 is used to control the valve shaft 41 and control the valve core 4.

[0039] The second mounting portion 221 includes an outer mounting circumferential wall 2211 extending toward the other end opening of the horizontal mounting groove 1121, and the second mounting portion 221 also includes an inner mounting circumferential wall 2212 arranged inside the outer mounting circumferential wall 2211 and coaxially arranged with the outer mounting circumferential wall 2211, the inner mounting circumferential wall 2212 is connected to the second mixing channel 217, the outer mounting circumferential wall 2211 surrounds the outside of the inner mounting circumferential wall 2212 and defines a water-passing gap 2213, the water-passing gap 2213 is connected to the first mixing channel 216, the axial extension distance of the outer mounting circumferential wall 2211 is greater than the axial extension distance of the inner mounting circumferential wall 2212, when the solenoid valve 5 is installed on the outer mounting circumferential wall 2211, the inner mounting circumferential wall 2212 is pressed against the periphery of the water outlet of the solenoid valve 5, and the water-passing gap 2213 is connected to the water inlet of the solenoid valve 5.

[0040] In this embodiment, the solenoid valve seat 22 further includes a stop valve 222 disposed on a side away from the solenoid valve 5, the stop valve 222 is disposed on the second mixing channel 217 and is used to cut off the second mixing channel 217. The second mixing channel 217 includes a water inlet section 2171 connected to the second mounting portion 221 and a water outlet section 2172 connected to the water outlet channel 215, the stop valve 222 is disposed at the connection between the water inlet section 2171 and the water outlet section 2172, a sealing gasket 2221 is disposed at the end of the stop valve 222, the stop valve 222 is transmission-connected to the solenoid valve seat 22 and drives the sealing gasket 2221 to cut off the connection between the water inlet section 2171 and the water outlet section 2172, specifically, the stop valve 222 is screwed on the solenoid valve seat 22, and when the solenoid valve 5 is damaged and needs to be repaired, the stop valve 222 can cut off the second mixing channel 217.

[0041] The connecting part 23 includes a first connecting tube 231 and a second connecting tube 232, and the first mixing channel 216 and the second mixing channel 217 extend in the first connecting tube 231 and the second connecting tube 232 respectively. The two ends of the first connecting tube 231 and the second connecting tube 232 are respectively embedded and connected to the valve core seat 21 and the solenoid valve seat 22. The first connecting tube 231 and the second connecting tube 232 are welded to the valve core seat 21 and the solenoid valve seat 22. In the actual production process, the solenoid valve seat 22, the valve core seat 21 and the connecting part 23 can be manufactured separately and then assembled together.

[0042] The faucet also includes a pull-out tube 71, one end of which is connected to the third mounting portion 212 and connected to the water outlet channel 215, and the other end of which passes through the clearance space 24. The faucet also includes a nozzle 72, and the pull-out tube 71 passes through the clearance space 24 and extends to the water outlet pipe body 12. The pull-out tube 71 is connected to the nozzle 72.

[0043] The faucet further includes a sensor 8 disposed in the main housing 11, and the sensor 8 is electrically connected to the solenoid valve 5. The faucet further includes a battery disposed outside the main housing 11, and the battery is electrically connected to the sensor 8 and the solenoid valve 5 and supplies power to the sensor 8 and the solenoid valve 5. The sensor 8 is disposed on the end of the horizontal mounting groove 1121 away from the handle 63, and the sensor 8 may be an infrared sensor 8 or a touch sensor 8. A shielding cover 13 is also disposed on the end of the horizontal mounting groove 1121 away from the handle 63, and the shielding cover 13 is used to shield the opening of the horizontal mounting groove 1121, so as to play an aesthetic role.

[0044] 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 valve seat assembly, for being arranged in a housing of a faucet, It is characterized in that include: Valve core seat; The electromagnetic valve seat is connected to the valve core seat by a connecting portion, and the electromagnetic valve seat, the valve core seat and the connecting portion define a clearance space; Wherein, the valve core seat includes a first mounting portion, the solenoid valve seat includes a second mounting portion, the first mounting portion and the second mounting portion are arranged opposite to each other along the extension direction of the connecting portion, the valve seat assembly also includes a third mounting portion, the valve seat assembly includes a hot water channel, a cold water channel and a water outlet channel extending and connecting the first mounting portion and the third mounting portion, the valve seat assembly includes a first mixing channel extending and connecting the first mounting portion and the second mounting portion, the valve seat assembly also includes a second mixing channel extending and connecting the second mounting portion and the water outlet channel, and the first mixing channel and the second mixing channel extend in the connecting portion; The valve core of the faucet is used to connect and be arranged on the first installation part and communicate with the hot water channel, the cold water channel and the water outlet channel; the solenoid valve of the faucet is arranged on the second installation part and communicates with the first mixing channel and the second mixing channel; one end of the pull-out pipe of the faucet is used to connect to the third installation part and communicate with the water outlet channel, and the other end thereof passes through the clearance space; The valve core is used to receive hot water and cold water from the hot water channel and the cold water channel to form mixed water. The valve core can connect the mixed water to the first mixing channel and / or the water outlet channel. When the valve core chooses to connect to the first mixing channel, the solenoid valve is used to connect to the first mixing channel and connect the mixed water. The solenoid valve can connect the mixed water to the water outlet channel.

2. The valve seat assembly according to claim 1, Features: The valve core seat and the electromagnetic valve seat are respectively located at two sides of the clearance space, and the valve core seat and the electromagnetic valve seat are extended and provided with the connecting parts adjacent to the periphery thereof.

3. The valve seat assembly according to claim 2, Features: The connecting portion includes a first connecting pipe and a second connecting pipe, and the first mixing channel and the second mixing channel extend in the first connecting pipe and the second connecting pipe respectively.

4. The valve seat assembly according to claim 3, Features: Both ends of the first connecting pipe and the second connecting pipe are respectively embedded and connected to the valve core seat and the solenoid valve seat.

5. The valve seat assembly according to claim 4, Features: The first connecting pipe and the second connecting pipe are welded to the valve core seat and the electromagnetic valve seat.

6. A faucet, Features: A valve seat assembly as claimed in any one of claims 1 to 5 is used.

7. The faucet according to claim 6, Features: It includes a shell, a valve core, a solenoid valve, a pull-out pipe and two water inlet pipes, the valve seat assembly is arranged in the shell, the valve core is connected and arranged on the first installation part and is connected to the hot water channel, the cold water channel and the water outlet channel, the solenoid valve is arranged on the second installation part and is connected to the first mixing channel and the second mixing channel, the two water inlet pipes are respectively connected to the third installation part and are connected to the hot water channel and the cold water channel, one end of the pull-out pipe is connected to the third installation part and is connected to the water outlet channel, and the other end thereof passes through the clearance space.

8. The faucet according to claim 7, Features: The shell includes a main shell and a water outlet pipe body, the valve seat assembly, valve core and solenoid valve are arranged in the main shell, one end of the water outlet pipe body is connected to the main shell, the faucet also includes a spray head, the pull-out pipe passes through the make way space and extends to the water outlet pipe body, and the pull-out pipe is connected to the spray head.

9. The faucet according to claim 8, Features: The invention also comprises an inductor which is arranged in the main housing and is electrically connected to the solenoid valve.

10. The faucet according to claim 9, Features: The device also includes a battery disposed outside the main housing, the battery being electrically connected to the sensor and the solenoid valve and supplying power to the sensor and the solenoid valve.

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