Extraction faucet device

Abstract

The present invention provides a draw-type faucet device, which includes a faucet body, a valve seat, a first valve core, a second valve core, a filter, a heater, a water inlet pipe, a draw pipe, a water outlet head, a filtered water outlet pipe, a heating water inlet pipe, a heating water outlet pipe and a filter outlet pipe; the valve seat is arranged on the faucet body, and the first valve core and the second valve core are respectively connected to the valve seat; the filter outlet pipe is connected to the water outlet end of the filter and connected to the valve seat to communicate with the second valve core, the heating water inlet pipe is connected to the water inlet end of the heater, the heating water outlet pipe is connected to the water outlet end of the heater, the heating water inlet pipe and the filtered water outlet pipe are respectively connected to the valve seat to communicate with the second valve core, the heating water outlet pipe is connected to the valve seat and communicates with the filtered water outlet pipe, and the second valve core is used to control the filter outlet pipe to alternately communicate with the filtered water outlet pipe or the heating water inlet pipe. By applying the technical solution, the effects of discharging tap water, normal-temperature filtered water and hot filtered water can be achieved respectively.

Description

Technical Field

[0001] The present invention relates to a pull-out faucet device. Background Art

[0002] The pull-out faucets in the prior art include a faucet seat body and a faucet elbow connected to the faucet seat body. The pull-out faucet further includes a valve core, a pull-out pipe, and a pull-out head. One end of the pull-out pipe communicates with the valve core, and the other end is connected to the pull-out head. The pull-out pipe extends within the faucet seat body and the faucet elbow, and when the pull-out head is pulled, it can drive the pull-out pipe to slide within the faucet body. The pull-out faucets in the prior art also include a function of filtering water, and all of them directly lead a filter water pipe through the faucet elbow, and can only achieve the outlet of normal-temperature filtered water. Summary of the Invention

[0003] The object of the present invention is to overcome the deficiencies in the above prior art and provide a pull-out faucet device.

[0004] To solve the above technical problems, the present invention provides a pull-out faucet device, which includes a faucet body, a valve seat, a first valve core, a second valve core, a filter, a heater, a water inlet pipe, a pull-out pipe, a water outlet head, a filtered water outlet pipe, a heating water inlet pipe, a heating water outlet pipe, and a filter outlet pipe;

[0005] The valve seat is arranged on the faucet body, the first valve core and the second valve core are respectively connected to the valve seat, and the valve seat includes a through-channel; the water inlet pipe and the pull-out pipe are respectively connected to the valve seat and communicate with the first valve core, and the first valve core is used to control the water inlet pipe to communicate with the pull-out pipe, and the pull-out pipe can pass through the through-channel to connect to the water outlet head;

[0006] The filter outlet pipe is connected to the water outlet end of the filter and connected to the valve seat to communicate with the second valve core, the heating water inlet pipe is connected to the water inlet end of the heater, the heating water outlet pipe is connected to the water outlet end of the heater, the heating water inlet pipe and the filtered water outlet pipe are respectively connected to the valve seat to communicate with the second valve core, the heating water outlet pipe is connected to the valve seat and communicates with the filtered water outlet pipe, and the second valve core is used to control the filter outlet pipe to alternately communicate with the filtered water outlet pipe or the heating water inlet pipe.

[0007] In a better embodiment, the first valve core and the second valve core are connected to both sides of the valve seat, and the through-channel is located in the middle part of the valve seat.

[0008] In a more preferred embodiment, the faucet body includes a faucet base body and a faucet tube body connected to the faucet base body; the valve seat is arranged on the faucet body, the extraction tube extends through the faucet tube body, the water outlet head can be against the end of the faucet tube body, and the water outlet end of the filtered water outlet pipe is located at the end of the faucet tube body.

[0009] In a more preferred embodiment, the valve seat includes a first connecting portion and a second connecting portion located on both sides thereof, the first connecting portion is used to receive the first valve core, the second connecting portion is used to receive the second valve core, and the first valve core presses against the first connecting portion so that the second connecting portion is pressed against the faucet seat body.

[0010] In a more preferred embodiment, the faucet tube body is rotatably connected to the faucet base body.

[0011] In a more preferred embodiment, it also includes a filter water inlet pipe, and the filter water inlet pipe is connected to the water inlet end of the filter.

[0012] In a more preferred embodiment, it also includes a knob assembly connected to the second valve core, and the knob assembly can be rotated to include a first rotation position that controls the filter outlet pipe to connect to the filtered water outlet pipe and a second rotation position that connects to the heating water inlet pipe; the knob assembly includes a knob and a button, the knob is connected to the second valve core, and the button is operably located in a locked position and an unlocked position; when the button is in the locked position, the button corresponds to a blocking surface located on the faucet body, and the knob can be rotated to the first rotation position; when the button is in the unlocked position, the button is offset from the blocking surface, and the knob can be rotated to the first rotation position or the second rotation position.

[0013] In a more preferred embodiment, the knob assembly also includes a reset drive disk and a reset member, wherein the reset member is connected between the faucet body and the reset drive disk; when the knob is rotated to the second rotation position, the knob drives the reset drive disk to rotate so that the reset member accumulates a reset force.

[0014] In a more preferred embodiment, the faucet body includes a faucet base and a connecting plate, the connecting plate is connected to the faucet base via a spline, the connecting plate includes the blocking surface, and the reset member is connected between the connecting plate and the reset drive plate; the connecting plate can rotate relative to the faucet base and is connected via a spline to change the position of the blocking surface.

[0015] In a more preferred embodiment, the knob includes a main driving protrusion, and the reset driving disk includes a slave driving protrusion that can abut against the driving protrusion; when the knob rotates to the second rotation position, the main driving protrusion abuts against the slave driving protrusion to drive the reset driving disk to rotate synchronously.

[0016] Compared with the prior art, the technical solution of the present invention has the following beneficial effects:

[0017] The extractable faucet device can discharge tap water through the water outlet head. The extractable faucet device can also discharge normal-temperature filtered water or hot filtered water through the filtered water outlet pipe, facilitating direct drinking by users. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional schematic diagram of the extractable faucet device in the preferred embodiment of the present invention;

[0019] Figure 2 It is a three-dimensional schematic diagram of the extractable faucet device in the preferred embodiment of the present invention, showing the faucet body;

[0020] Figure 3 It is a partial three-dimensional schematic diagram of the extractable faucet device in the preferred embodiment of the present invention, showing the water outlet head;

[0021] Figure 4 It is a three-dimensional schematic diagram of the valve seat in the preferred embodiment of the present invention;

[0022] Figure 5 It is a schematic diagram of the connection between the valve seat and the pipeline in the preferred embodiment of the present invention;

[0023] Figure 6 It is a cross-sectional schematic diagram of the extractable faucet device in the preferred embodiment of the present invention

[0024] Figure 7 It is a three-dimensional schematic diagram of the knob and the button in the preferred embodiment of the present invention;

[0025] Figure 8 It is a schematic diagram of the connection between the knob assembly and the second valve core in the preferred embodiment of the present invention;

[0026] Figure 9 It is a three-dimensional exploded schematic diagram of the connection plate, the reset member, and the reset drive plate in the preferred embodiment of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0027] The following further describes the present invention in conjunction with the drawings and specific embodiments.

[0028] Certain directional terms used hereinafter to describe the drawings, such as "inner", "outer", "above", "below" and other directional terms, will be understood to have their normal meanings and refer to those directions involved when normally viewing the drawings. Unless otherwise specified, the directional terms described in this specification are basically in the conventional directions understood by those skilled in the art.

[0029] The terms "first", "the first", "second", "the second" and their like terms used in the present invention do not denote any order, quantity or importance in the present invention, but are used to distinguish one component from other components.

[0030] Referring to Figures 1-9 , a pull-out faucet device, the pull-out faucet device comprising a faucet body 1, the faucet body 1 comprising a faucet base body 11 and a faucet pipe body 12 connecting the faucet base body 11, the faucet base body 11 being adapted to be connected to a tabletop (washbasin or kitchen sink), the proximal end of the faucet pipe body 12 being connected to the faucet base body 11, and the distal end of the faucet pipe body 12 extending upward for a distance and then bending downward to be arranged downward. The proximal end of the faucet pipe body 12 is rotatably connected to the faucet base body 11 so that the rotation of the faucet pipe body 12 can change the orientation of the distal end of the faucet pipe body 12.

[0031] The pull-out faucet device further comprises a valve seat 2, a first valve core 31, a second valve core 32, a filter 4, a heater 5, a water inlet pipe 81, a draw pipe 6, a water outlet head 7, a filtered water outlet pipe 82, a heating inlet pipe 83, a heating outlet pipe 84, a filter inlet pipe 85 and a filter outlet pipe 86. The water inlet pipe 81 can be divided into a hot water pipe and a cold water pipe, or the water inlet pipe can be a hot water pipe or a cold water pipe. The valve seat 2 is arranged on the faucet body 1, the first valve core 31 and the second valve core 32 are respectively connected to the valve seat 2, and the valve seat 2 comprises a through-channel 21; the water inlet pipe and the draw pipe 6 are respectively connected to the valve seat 2 and communicate with the first valve core 31, the first valve core 31 being used to control the communication between the water inlet pipe and the draw pipe 6, and the draw pipe 6 being able to pass through the through-channel 21 to connect to the water outlet head 7; the filter outlet pipe 86 is connected to the water outlet end of the filter 4 and connected to the valve seat 2 to communicate with the second valve core 32, the heating inlet pipe 83 is connected to the water inlet end of the heater 5, the heating outlet pipe 84 is connected to the water outlet end of the heater 5, the heating inlet pipe 83 and the filtered water outlet pipe 82 are respectively connected to the valve seat 2 to communicate with the second valve core 32, the heating outlet pipe 84 is connected to the valve seat 2 and communicates with the filtered water outlet pipe 82, and the second valve core 32 is used to control the filter outlet pipe 86 to alternately communicate with the filtered water outlet pipe 82 or the heating inlet pipe 83.

[0032] In the present embodiment, the heater 5 can be an instant hot water pipe heater 5, and the filtered water can be heated to a temperature close to 100 degrees Celsius by passing through the heater 5. The filter 4 can be a water purifier with RO reverse osmosis function.

[0033] In this embodiment, the valve seat 2 is arranged on the faucet seat body 11, and the faucet seat body 11 is a four-way pipe. The faucet seat body 11 includes a top opening 111 facing upward, a bottom opening 112 facing downward, and two side openings 113 facing left and right. The valve seat 2 is inserted into one of the side openings 113 and corresponds to the other side opening 113. The first valve core 31 and the second valve core 32 are connected to both sides of the valve seat 2, and pass through the middle part of the valve seat 2. The extraction pipe 6 sequentially extends through the valve seat 2 and the faucet pipe body 12. The water outlet head 7 can abut against the end of the faucet pipe body 12, and the water outlet end of the filtered water outlet pipe 82 is located at the end of the faucet pipe body 12.

[0034] The valve seat 2 includes a first connection portion 22 and a second connection portion 23 on both sides thereof. The first connection portion 22 is used to receive the first valve core 31, and the second connection portion 23 is used to receive the second valve core 32. The first valve core 31 presses against the first connection portion 22 so that the second connection portion 23 presses against the faucet seat body 11. Specifically, the first connection portion 22 is planar, and the second connection portion 23 is cylindrical. The valve seat 2 is inserted into the side opening 113 on the right side until the second connection portion 23 is correspondingly embedded in the side opening 113 on the left side. The first valve core 31 is inserted into the side opening 113 on the right side and presses against the first connection portion 22. The first valve core 31 is connected to the opening on the right side through the first gland 13 and is pressed and fixed, which will not be elaborated here. The second valve core 32 is inserted into the second connection portion 23 from the side opening 113 on the left side, and the second valve core 32 is connected to the second connection portion 23 through the second gland 14 and is pressed and fixed.

[0035] When the valve seat 2 is inserted into the faucet seat body 11, the valve seat 2 includes a hot water inlet 241, a cold water inlet 242, and a mixed water outlet 243 facing the bottom opening 112. The hot water inlet 241, the cold water inlet 242, and the mixed water outlet 243 are arranged close to the right side of the faucet seat body 11 and are connected to the first connection portion 22. The hot water inlet 241 is used to connect the hot water inlet pipe, the cold water inlet 242 is used to connect the cold water inlet pipe, and the mixed water outlet 243 is used to connect the draw pipe. The first valve core 31 is a conventional switching valve core, which will not be elaborated here.

[0036] The valve seat 2 further includes a water inlet 251 of the water heater facing the bottom opening 112, a water inlet 252 of the filter, and a filtered water outlet 253. The valve seat 2 further includes a filtered water outlet 26 facing the top opening 111. The water inlet 251 of the water heater, the water inlet 252 of the filter, the filtered water outlet 253, and the filtered water outlet 26 are arranged close to the left side of the faucet seat body 11 and connected to the second connecting portion 23. The water inlet 251 of the water heater and the filtered water outlet 26 are coaxially arranged through. The filter outlet pipe 86 is connected to the water outlet end of the filter 4 and connected to the water inlet 252 of the filter of the valve seat 2. The heating inlet pipe 83 is connected to the water inlet 251 of the water heater of the valve seat 2 to communicate with the second valve element 32. The filtered water outlet pipe 82 is connected to the water inlet 252 of the filter of the valve seat 2 to communicate with the second valve element 32. The filtered water outlet pipe 82 is connected to the filtered water outlet 26 of the valve seat 2.

[0037] The filter inlet pipe 85 is connected to the water inlet end of the filter 4 and connected to a cold water source together with the cold inlet pipe.

[0038] The extractable faucet device also includes a knob assembly 9 connected to the second valve core 32, and the knob assembly 9 can be rotated to include a first rotation position of controlling the filter outlet pipe 86 to connect to the filtered water outlet pipe 82 and a second rotation position of connecting to the heating water inlet pipe 83; the knob assembly 9 includes a knob 91 and a button 92, the knob 91 is connected to the second valve core 32, and the button 92 is operably located in a locked position and an unlocked position; when the button 92 is located in the locked position, the pin 921 of the button 92 corresponds to abutting against the blocking surface 151 located on the faucet body 1, and the knob 91 can be rotated to the first rotation position; when the button 92 is located in the unlocked position, the pin 921 of the button 92 is offset from the blocking surface 151, and the knob 91 can be rotated to the first rotation position or the second rotation position. The knob assembly 9 further includes a reset drive disk 93 and a reset member 94, wherein the reset member 94 is connected between the faucet body 1 and the reset drive disk 93; when the knob 91 is rotated to the second rotation position, the knob 91 drives the reset drive disk 93 to rotate so that the reset member 94 accumulates the reset force. The faucet body 1 includes a faucet seat 11 and a connecting disk 15, wherein the connecting disk 15 is connected to the faucet seat 11 through a spline, and the connecting disk 15 includes the blocking surface 151, and the reset member 94 is connected between the connecting disk 15 and the reset drive disk 93; the connecting disk 15 can rotate relative to the faucet seat 11 and is connected through a spline to change the position of the blocking surface 151. The knob 91 includes a main driving protrusion 911, and the reset drive disk 93 includes a slave driving protrusion 931 that can abut against the driving protrusion; when the knob 91 is rotated to the second rotation position, the main driving protrusion 911 abuts against the slave driving protrusion 931 to drive the reset drive disk 93 to rotate synchronously. In this embodiment, the reset member 94 is a torsion spring.

[0039] 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. An extraction faucet device, characterized in that, it includes a faucet body, a valve seat, a first valve core, a second valve core, a filter, a heater, a water inlet pipe, an extraction pipe, a water outlet head, a filtered water outlet pipe, a heating water inlet pipe, a heating water outlet pipe and a filter outlet pipe; The valve seat is arranged on the faucet body, the first valve core and the second valve core are respectively connected to the valve seat, and the valve seat includes a through-channel; the water inlet pipe and the extraction pipe are respectively connected to the valve seat and communicate with the first valve core, and the first valve core is used to control the water inlet pipe to communicate with the extraction pipe, and the extraction pipe can pass through the through-channel to connect to the water outlet head; The filter outlet pipe is connected to the water outlet end of the filter and connected to the valve seat to communicate with the second valve core, the heating water inlet pipe is connected to the water inlet end of the heater, the heating water outlet pipe is connected to the water outlet end of the heater, the heating water inlet pipe and the filtered water outlet pipe are respectively connected to the valve seat to communicate with the second valve core, the heating water outlet pipe is connected to the valve seat and communicates with the filtered water outlet pipe, and the second valve core is used to control the filter outlet pipe to alternately communicate with the filtered water outlet pipe or the heating water inlet pipe.

2. The extraction faucet device according to claim 1, characterized in that: The first valve core and the second valve core are connected to both sides of the valve seat, and the through-channel is located in the middle of the valve seat.

3. The extraction faucet device according to claim 1, characterized in that: The faucet body includes a faucet seat body and a faucet pipe body connecting the faucet seat body; the valve seat is arranged on the faucet seat body, the extraction pipe extends through the faucet pipe body, the water outlet head can abut against the end of the faucet pipe body, and the water outlet end of the filtered water outlet pipe is located at the end of the faucet pipe body.

4. The extraction faucet device according to claim 3, characterized in that: The valve seat includes a first connecting portion and a second connecting portion on both sides thereof, the first connecting portion is used to receive the first valve core, the second connecting portion is used to receive the second valve core, and the first valve core presses against the first connecting portion so that the second connecting portion presses against the faucet seat body.

5. The extraction faucet device according to claim 3, characterized in that: The faucet pipe body is rotatably connected to the faucet seat body.

6. The extraction faucet device according to claim 1, characterized in that: It further includes a filter water inlet pipe, and the filter water inlet pipe is connected to the water inlet end of the filter.

7. The extraction faucet device according to claim 1, characterized in that: It also includes a knob assembly connected to the second valve core, and the knob assembly can be rotated to include a first rotation position that controls the filter outlet pipe to connect to the filtered water outlet pipe and a second rotation position that connects to the heating water inlet pipe; the knob assembly includes a knob and a button, and the knob is connected to the second valve core, and the button is operably located in a locked position and an unlocked position; when the button is located in the locked position, the button corresponds to a blocking surface located on the faucet body, and the knob can be rotated to the first rotation position; when the button is located in the unlocked position, the button is offset from the blocking surface, and the knob can be rotated to the first rotation position or the second rotation position.

8. The pull-out faucet device according to claim 7, Features: The knob assembly also includes a reset drive disk and a reset member, wherein the reset member is connected between the faucet body and the reset drive disk; when the knob is rotated to the second rotation position, the knob drives the reset drive disk to rotate so that the reset member accumulates a reset force.

9. The pull-out faucet device according to claim 8, Features: The faucet body includes a faucet base and a connecting plate, the connecting plate is connected to the faucet base through a spline, the connecting plate includes the blocking surface, and the reset member is connected between the connecting plate and the reset drive plate; the connecting plate can rotate relative to the faucet base and is connected through a spline to change the position of the blocking surface.

10. The pull-out faucet device according to claim 8, Features: The knob includes a main driving protrusion, and the reset driving disk includes a slave driving protrusion that can abut against the driving protrusion; when the knob rotates to the second rotation position, the main driving protrusion abuts against the slave driving protrusion to drive the reset driving disk to rotate synchronously.

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