Integrated waterway system with servo water mixing valve

Abstract

The utility model relates to the technical field of wall-hanging stove water path systems, in particular to an integrated water path system with a servo water mixing valve, which comprises a basic water path module, and the basic water path module is provided with a bathroom water inlet interface and a bathroom water outlet interface; the water mixing valve module comprises a valve body mechanism, a valve element mechanism, a servo mechanism and a sensing mechanism, the valve body mechanism is provided with a first water inlet channel, a second water inlet channel and a mixed water outlet channel which are communicated with one another, the first water inlet channel is communicated with the bathroom water inlet connector, and the second water inlet channel is communicated with the bathroom water outlet connector; the valve element mechanism is arranged in the valve body mechanism, the servo mechanism is arranged outside the valve body mechanism, the output end of the servo mechanism is connected to the input end of the valve element mechanism, and a control mechanism is connected between the servo mechanism and the sensing mechanism. According to the invention, discomfort of a user caused by too high or too low temperature of hot water output by the mixed water outlet channel can be avoided.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of wall-hanging stove waterway systems, in particular to an integrated waterway system with a servo water mixing valve. BACKGROUND

[0002] A wall-hanging stove is a heating device installed on a wall, which is mainly used for supplying hot water for floor heating and bathing. The wall-hanging stove is internally provided with a waterway system, which is mainly used for controlling the flow direction of the waterway, so that the wall-hanging stove can be switched as needed in the floor heating state and the bathing state.

[0003] The existing wall-hanging stove waterway system, such as the low-position side-insert integrated waterway disclosed in the authorized announcement No. CN215809268U, comprises a plate heat exchanger, a water inlet module and a water outlet module, the plate heat exchanger is internally provided with a first exchange pipeline and a second exchange pipeline, the water inlet module and the water outlet module are connected through the plate heat exchanger, the water inlet module comprises a water pump and an integrated interface assembly, the water outlet module comprises a multi-channel switching integrated block, a one-way backflow assembly and a channel switching assembly; the flow direction of the waterway is controlled by the cooperation of the water inlet module and the water outlet module, so that the wall-hanging stove is switched to the floor heating state or the bathing state. When the wall-hanging stove is switched to the bathing state, the water inlet module and the water outlet module cooperate to control the waterway to form a circulating water flow and a bathing water flow, the circulating water flow and the bathing water flow flow through the first exchange pipeline and the second exchange pipeline respectively and produce heat exchange, so that the bathing water flow is heated and flows out for use.

[0004] However, when the water pressure flow rate of the bathing water flow is low and the water temperature of the circulating water flow is high, excessive heat exchange occurs between the circulating water flow and the bathing water flow, which can cause the temperature of the heated bathing water flow to be too high, thereby causing discomfort to the user. Practical new type content

[0005] In order to avoid the discomfort of the user caused by the excessively high or low temperature of the hot water output by the mixed water outlet channel, the application provides an integrated waterway system with a servo water mixing valve.

[0006] The above-mentioned purpose of the application is realized by the following technical scheme:

[0007] An integrated water system with a servo water mixing valve, comprising a basic water module, the basic water module is provided with a bathroom water inlet interface and a bathroom water outlet interface; a water mixing valve module, the water mixing valve module comprises a valve body mechanism, a valve core mechanism, a servo mechanism and a sensing mechanism, the valve body mechanism is provided with a first water inlet channel, a second water inlet channel and a mixed water outlet channel which are in communication with each other, the first water inlet channel is connected to the bathroom water inlet interface, the second water inlet channel is connected to the bathroom water outlet interface, the valve core mechanism is arranged inside the valve body mechanism, the servo mechanism is arranged outside the valve body mechanism, the output end of the servo mechanism is connected to the input end of the valve core mechanism, and a control mechanism is connected between the servo mechanism and the sensing mechanism, so that the servo mechanism drives the valve core mechanism to move to block the first water inlet channel or to separate from the first water inlet channel according to the water temperature of the mixed water outlet channel detected by the sensing mechanism.

[0008] Optionally, the valve core mechanism comprises a transmission assembly and an adjusting assembly, the transmission assembly is arranged in the valve body mechanism, the input end of the transmission assembly is connected to the output end of the servo mechanism, the adjusting assembly is connected to the output end of the transmission assembly, and the blocking mechanism is located at the corresponding position of the first water inlet channel.

[0009] Optionally, the transmission assembly comprises a fixed part, a movable part, a transmission shaft, a first sealing ring and a second sealing ring, the fixed part is fixedly arranged in the valve body mechanism, the first sealing ring is connected between the fixed part and the valve body mechanism, the movable part is threadedly connected to the fixed part, the movable part is slidingly connected to the output end of the servo mechanism, so that the servo mechanism is used to drive the movable part to rotate, and the movable part moves linearly relative to the fixed part and the servo mechanism during the rotation, one end of the transmission shaft is connected to the movable part, the other end of the transmission shaft is connected to the adjusting assembly, and the second sealing ring is connected between the transmission shaft and the fixed part.

[0010] Optionally, the fixed part is provided with an internal thread, one end of the movable part is provided with an external thread matched with the internal thread, so that the movable part moves linearly relative to the fixed part during the rotation, the other end of the movable part is provided with a clamping column, the output end of the servo mechanism is provided with a clamping groove, the clamping column and the clamping groove are slidingly connected, so that the movable part moves linearly relative to the servo mechanism during the rotation.

[0011] Optionally, the adjusting assembly comprises a piston head and a third sealing ring, the piston head is arranged at the end of the transmission shaft away from the movable part, and the third sealing ring is arranged on the piston head, the third sealing ring and the first water inlet channel are both provided with matching sealing inclined surfaces.

[0012] Optionally, the movable part and the adjusting assembly are both provided with connecting holes, the transmission shaft is arranged to pass through the two groups of connecting holes respectively, and the transmission shaft is provided with elastic clamping springs at the end positions corresponding to the two groups of connecting holes.

[0013] Optionally, the mixed water outlet channel comprises a first mixing section, a second mixing section and a third mixing section connected in sequence, the first mixing section is connected to the valve body mechanism, the sensing end of the sensing mechanism is arranged in the third mixing section, the angle between the first mixing section and the second mixing section is 90 degrees, and the second mixing section and the third mixing section are arranged in parallel.

[0014] Optionally, the valve body mechanism is provided with a guide assembly at a corresponding position below the piston head, and the transmission shaft is arranged to penetrate the guide assembly.

[0015] In summary, the present application has at least one of the following beneficial technical effects:

[0016] In the special state that the water pressure of the cold water output by the faucet is small, even if the power of the burner is reduced to the minimum value, due to the slow flow rate of the cold water output by the faucet in the base waterway module, excessive heat exchange occurs between the cold water and the circulating hot water, resulting in the temperature of the hot water output by the bathroom outlet being too high. At this time, the sensing mechanism of the water mixing valve module can sense the situation that the temperature of the hot water is too high and feed back the situation to the control mechanism, and the control mechanism controls the servo mechanism to drive the valve core mechanism to move away from the first water inlet channel, so that part of the cold water output by the faucet flows through the connecting pipe 6, the first water inlet channel and then to the second water inlet channel, and after the cold water mixes with the hot water input by the second water inlet channel, the mixed water is output by the mixed water outlet channel, so that the temperature of the bathroom hot water can be reduced. In addition, the control mechanism drives the valve core mechanism to move in real time according to the water temperature of the mixed water outlet channel detected by the sensing mechanism, so that the gap between the valve core mechanism and the first water inlet channel and the corresponding cold water flow rate are kept within a reasonable range, and the temperature of the hot water output by the mixed water outlet channel is prevented from being too high or too low to cause discomfort to the user. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 is the overall structure of the present application.

[0018] Fig. 2 is the overall structure of the present application.

[0019] Fig. 3 is the water flow direction of the water mixing valve module in the present application.

[0020] Fig. 4 is the cross-sectional view of the water mixing valve module in the present application.

[0021] Fig. 5 is the sliding clamping cooperation of the movable part and the servo mechanism in the present application.

[0022] Explanation of reference signs: 1, base waterway module; 11, bathroom water inlet interface; 12, bathroom water outlet interface; 2, water mixing valve module; 21, valve body mechanism; 211, first water inlet channel; 212, second water inlet channel; 213, mixed water outlet channel; 22, valve core mechanism; 221, transmission assembly; 2211, fixed part; 2212, movable part; 2213, transmission shaft; 2214, first sealing ring; 2215, second sealing ring; 2216, internal thread; 2217, external thread; 2218, clamping column; 2219, clamping groove; 222, adjusting assembly; 2221, piston head; 2222, third sealing ring; 23, servo mechanism; 24, sensing mechanism; 3, elastic clasp; 41, first mixing section; 42, second mixing section; 43, third mixing section; 5, guide assembly; 6, connecting pipe. DETAILED DESCRIPTION

[0023] The following will be described in detail in combination with the accompanying drawings. Figs. 1 to 5 The present application is further described in detail.

[0024] The present application discloses an integrated waterway system with a servo water mixing valve.

[0025] Reference will be made to Figs. 1-3 The integrated waterway system with a servo water mixing valve comprises a base waterway module 1 and a water mixing valve module 2; wherein the base waterway module 1 is a common waterway structure in the prior art, such as a low-position side-insert integrated waterway disclosed by the applicant in CN215809268U, the specific structure and principle will not be described here again, and it is worth mentioning that the base waterway module 1 is provided with a bathroom water inlet interface 11 and a bathroom water outlet interface 12; the water mixing valve module 2 is a valve body structure of inductive control type, the water mixing valve module 2 is connected between the bathroom water inlet interface 11 and the bathroom water outlet interface 12 of the base waterway module 1, and the water mixing valve module 2 is used for controlling the water flow size in the direction from the bathroom water inlet interface 11 to the bathroom water outlet interface 12.

[0026] Reference will be made to Figs. 3-5 The water mixing valve module 2 specifically comprises a valve body mechanism 21, a valve core mechanism 22, a servo mechanism 23 and a sensing mechanism 24; wherein the valve body mechanism 21 is a shell structure with an open top, the valve body mechanism 21 is provided with a first water inlet channel 211, a second water inlet channel 212 and a mixed water outlet channel 213 which are connected to each other, specifically the first water inlet channel 211 is connected to the bottom of the valve body mechanism 21 and is used for inputting cold water, the second water inlet channel 212 is connected to the mixed water outlet channel 213 and is used for inputting hot water, and the mixed water outlet channel 213 is connected to the side wall of the valve body mechanism 21 and is used for outputting mixed water; wherein the first water inlet channel 211 is connected to the bathroom water inlet interface 11 through a pre-set connecting pipe 6, and the second water inlet channel 212 is directly connected to the bathroom water outlet interface 12.

[0027] The valve core mechanism 22 is arranged inside the valve body mechanism 21, the servo mechanism 23 is arranged outside the valve body mechanism 21, the output end of the servo mechanism 23 is connected to the input end of the valve core mechanism 22, and the control mechanism is connected between the servo mechanism 23 and the sensing mechanism 24, so that the servo mechanism 23 drives the valve core mechanism 22 to move to block or separate from the first water inlet channel 211 according to the water temperature of the mixed water outlet channel 213 detected by the sensing mechanism 24.

[0028] The servo mechanism 23 adopts a servo motor in the prior art, and the servo mechanism 23 is fixedly connected to the top of the valve body mechanism 21 by bolts; the sensing mechanism 24 adopts a temperature sensor in the prior art, and the sensing end of the sensing mechanism 24 extends to the corresponding position inside the mixed water outlet channel 213; the control mechanism (not shown in the figure) adopts a single-chip microcomputer in the prior art as a main control unit, and the sensing mechanism 24 and the control mechanism and the control mechanism and the servo mechanism 23 are electrically connected to realize signal transmission control.

[0029] Overall, in the conventional application state of the wall-hanging stove waterway system, the hot water heated by the burner circulates in the basic waterway module 1, the cold water output by the faucet is input at the bathroom water inlet interface 11 and output at the bathroom water outlet interface 12, so that the cold water output by the faucet exchanges heat with the circulating hot water during the flow process, thereby realizing hot water output at the bathroom water outlet interface 12;

[0030] And in the special state that the water pressure of the cold water output by the faucet is small, even if the power of the burner is reduced to the minimum value, due to the slow flow rate of the cold water output by the faucet in the basic waterway module 1, excessive heat exchange occurs between the cold water and the circulating hot water, resulting in excessively high temperature of the hot water output by the bathroom water outlet interface 12;

[0031] At this time, the sensing mechanism 24 of the water mixing valve module 2 can sense the condition that the hot water temperature is too high and feed back the condition to the control mechanism, the control mechanism controls the servo mechanism 23 to drive the valve core mechanism 22 to move away from the first water inlet channel 211, so that part of the cold water output by the faucet flows through the connecting pipe 6, the first water inlet channel 211 and the second water inlet channel 212 in turn, and the cold water is mixed with the hot water input into the second water inlet channel 212 and then output by the mixed water outlet channel 213, thereby reducing the temperature of the bathroom hot water; in addition, the control mechanism drives the valve core mechanism 22 to move in real time according to the water temperature of the mixed water outlet channel 213 detected by the sensing mechanism 24, so that the gap between the valve core mechanism 22 and the first water inlet channel 211 and the corresponding cold water flow rate are kept within a reasonable range, and the temperature of the hot water output by the mixed water outlet channel 213 is prevented from being too high or too low to cause discomfort to the user.

[0032] In the embodiment, the valve core mechanism 22 specifically comprises a transmission assembly 221 and an adjusting assembly 222; the transmission assembly 221 is arranged on the valve body mechanism 21, the input end of the transmission assembly 221 is connected to the output end of the servo mechanism 23, the output end of the transmission assembly 221 has the function of moving up and down, the transmission assembly 221 specifically comprises a fixed part 2211, a movable part 2212, a transmission shaft 2213, a first sealing ring 2214 and a second sealing ring 2215, the fixed part 2211 is fixedly arranged on the valve body mechanism 21, the cross section of the fixed part 2211 specifically presents an inverted convex letter-shaped structure, the top of the valve body mechanism 21 is provided with a stepped groove matched with the fixed part 2211, the fixed part 2211 is embedded in the stepped groove, the fixed part 2211 is fixedly connected with the valve body mechanism 21 through external bolts, the outer periphery of the fixed part 2211 is provided with a first sealing groove, the first sealing ring 2214 is embedded in the first sealing groove and abuts with the stepped groove, thereby sealing between the fixed part 2211 and the valve body mechanism 21; the bottom end of the movable part 2212 is provided with an external thread 2217, the inside of the fixed part 2211 is provided with an internal thread 2216 matched with the external thread 2217, thereby threadedly connecting the movable part 2212 with the fixed part 2211, so that the movable part 2212 can move up and down linearly relative to the fixed part 2211 during rotation by screw thread transmission; the top end of the movable part 2212 is integrally provided with a clamping column 2218, the output end of the servo mechanism 23 is provided with a clamping groove 2219, the cross section of the clamping column 2218 and the cross section of the clamping groove 2219 are matched, thereby slidingly and clampingly arranging between the clamping column 2218 and the clamping groove 2219, so that the output end of the servo mechanism 23 can drive the movable part 2212 to rotate, and at the same time, the movable part 2212 can move up and down linearly relative to the fixed part 2211 and the servo mechanism 23 during rotation; the top end of the transmission shaft 2213 is connected to the movable part 2212, the bottom end of the transmission shaft 2213 is connected to the adjusting assembly 222, specifically, the center of the movable part 2212 and the center of the adjusting assembly 222 are both provided with a connecting hole, the transmission shaft 2213 is arranged in the two connecting holes respectively, and the transmission shaft 2213 is provided with an elastic clamping spring 3 at the positions of the two connecting holes, the elastic clamping spring 3 is clampedly arranged in the clamping spring groove reserved on the outer periphery of the transmission shaft 2213, thereby limiting the movable part 2212 and the adjusting assembly 222, so that the movable part 2212 moves up and down linearly, and at the same time, the adjusting assembly 222 moves up and down linearly synchronously through the transmission shaft 2213; the bottom of the fixed part 2211 is provided with a second sealing groove coaxially arranged with the transmission shaft 2213, the second sealing ring 2215 is embedded in the second sealing groove and abuts with the outer periphery of the transmission shaft 2213, thereby sealing between the fixed part 2211 and the transmission shaft 2213.

[0033] The adjusting assembly 222 specifically comprises a piston head 2221 and a third sealing ring 2222; the piston head 2221 is located at the joint of the first water inlet channel 211 and the valve body mechanism 21, the center of the piston head 2221 is provided with a connecting hole through which the transmission shaft 2213 passes, the outer periphery of the piston head 2221 is provided with a third sealing groove, and the third sealing ring 2222 is embedded in the third sealing groove, and the third sealing ring 2222 and the first water inlet channel 211 are both provided with matching sealing inclined surfaces.

[0034] When the servo mechanism 23 is driven as external power, the output end of the servo mechanism 23 drives the movable part 2212 to rotate through the cooperation of the clamping column 2218 and the clamping groove 2219, the movable part 2212 is linearly moved up and down relative to the fixed part 2211 through thread cooperation, the movable part 2212 is linearly moved up and down relative to the output end of the servo mechanism 23, and the movable part 2212 linearly moves up and down to synchronously linearly move the transmission shaft 2213 and the piston head 2221 up and down; if the sealing inclined surface of the third sealing ring 2222 moves downward to be pressed against the sealing inclined surface of the first water inlet channel 211, the adjusting assembly 222 is blocked in the first water inlet channel 211, so that the first water inlet channel 211 cannot inject cold water; on the contrary, if the sealing inclined surface of the third sealing ring 2222 moves upward to be separated from the sealing inclined surface of the first water inlet channel 211, the adjusting assembly 222 is separated from the first water inlet channel 211, so that the first water inlet channel 211 can inject cold water, and the size of the gap formed by controlling the separation of the adjusting assembly 222 and the first water inlet channel 211 changes, so that the cold water flow rate between them changes, realizing the function of controlling the water flow rate.

[0035] In the embodiment, the mixed water outlet channel 213 comprises a first mixing section 41, a second mixing section 42 and a third mixing section 43 which are sequentially communicated; the front end of the first mixing section 41 is communicated with the side wall of the valve body mechanism 21, the second water inlet channel 212 is communicated with the middle part of the first mixing section 41, the sensing end of the sensing mechanism 24 is arranged in the middle part of the third mixing section 43, the angle between the first mixing section 41 and the second mixing section 42 is 90 degrees, and the second mixing section 42 and the third mixing section 43 are arranged in parallel.

[0036] After the cold water injected by the first water inlet channel 211 and the hot water injected by the second water inlet channel 212 converge in the first mixing section 41, the cold water and the hot water flow through the second mixing section 42 and the third mixing section 43 in sequence and then are output, and in the process of flowing from the first mixing section 41 to the second mixing section 42 and from the second mixing section 42 to the third mixing section 43, the cold water and the hot water can be more fully mixed, thereby improving the uniformity of the hot water output by the mixed water outlet channel 213.

[0037] In the embodiment, the valve body mechanism 21 is provided with a guide assembly 5 at a corresponding position below the piston head 2221, the guide assembly 5 is provided with a guide hole matched with the transmission shaft 2213, and the transmission shaft 2213 is arranged through the guide assembly 5.

[0038] When the adjusting assembly 222 is separated from the first water inlet channel 211 to inject cold water, the guide assembly 5 can improve the stability of the transmission shaft 2213 and the piston head 2221, and try to avoid the shaking and noise of the piston head 2221 caused by water flow impact.

[0039] The embodiments of the specific implementation are the preferred embodiments of the application, not limited to the protection scope of the application, so: any equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. An integrated water routing system with a servo-mixed water valve, characterized by: Comprising a basic waterway module (1), the basic waterway structure is provided with a bathroom water inlet interface (11) and a bathroom water outlet interface (12); a water mixing valve module (2), the water mixing valve module (2) comprises a valve body mechanism (21), a valve core mechanism (22), a servo mechanism (23) and a sensing mechanism (24), the valve body mechanism (21) is provided with a first water inlet channel (211), a second water inlet channel (212) and a mixed water outlet channel (213) which are in communication with each other, the first water inlet channel (211) is connected to the bathroom water inlet interface (11), the second water inlet channel (212) is connected to the bathroom water outlet interface (12), the valve core mechanism (22) is arranged inside the valve body mechanism (21), the servo mechanism (23) is arranged outside the valve body mechanism (21), the output end of the servo mechanism (23) is connected to the input end of the valve core mechanism (22), and the control mechanism is connected between the servo mechanism (23) and the sensing mechanism (24), so that the servo mechanism (23) drives the valve core mechanism (22) to move to block or separate from the first water inlet channel (211) according to the water temperature of the mixed water outlet channel (213) detected by the sensing mechanism (24).

2. The integrated water routing system with a servo-mixing valve according to claim 1, characterized in that: The valve core mechanism (22) comprises a transmission assembly (221) and an adjusting assembly (222), the transmission assembly (221) is arranged in the valve body mechanism (21), the input end of the transmission assembly (221) is connected to the output end of the servo mechanism (23), the adjusting assembly (222) is connected to the output end of the transmission assembly (221), and the blocking mechanism is located at the corresponding position of the first water inlet channel (211).

3. The integrated water routing system with a servo-mixing valve according to claim 2, wherein: The transmission assembly (221) comprises a fixed part (2211), a movable part (2212), a transmission shaft (2213), a first sealing ring (2214) and a second sealing ring (2215), the fixed part (2211) is fixedly arranged in the valve body mechanism (21), the first sealing ring (2214) is connected between the fixed assembly and the valve body mechanism (21), the movable part (2212) is threadedly connected to the fixed part (2211), the movable part (2212) is slidingly connected to the output end of the servo mechanism (23), so that the servo mechanism (23) is used to drive the movable part (2212) to rotate, and the movable part (2212) moves linearly relative to the fixed part (2211) and the servo mechanism (23) during rotation, one end of the transmission shaft (2213) is connected to the movable part (2212), the other end of the transmission shaft (2213) is connected to the adjusting assembly (222), and the second sealing ring (2215) is connected between the transmission shaft (2213) and the fixed part (2211).

4. The integrated water routing system with a servo-mixing valve according to claim 3, wherein: The fixed part (2211) is provided with an internal thread (2216), one end of the movable part (2212) is provided with an external thread (2217) matched with the internal thread (2216), so that the movable part (2212) moves linearly relative to the fixed part (2211) during rotation, and the other end of the movable part (2212) is provided with a clamping column (2218), and the output end of the servo mechanism (23) is provided with a clamping groove (2219), and the clamping column (2218) and the clamping groove (2219) are slidably connected, so that the movable part (2212) moves linearly relative to the servo mechanism (23) during rotation.

5. The integrated water routing system with a servo-mixing valve according to claim 2, wherein: The adjusting assembly (222) comprises a piston head (2221) and a third sealing ring (2222), the piston head (2221) is arranged at the end of the transmission shaft (2213) away from the movable part (2212), and the third sealing ring (2222) is arranged on the piston head (2221), and the third sealing ring (2222) and the first water inlet channel (211) are provided with matching sealing inclined surfaces.

6. The integrated water routing system with a servo-mixing valve according to claim 3, wherein: The movable part (2212) and the adjusting assembly (222) are provided with connecting holes, and the transmission shaft (2213) penetrates through the two groups of connecting holes, respectively, and the transmission shaft (2213) is provided with an elastic clamp spring (3) at the positions corresponding to the two groups of connecting holes.

7. The integrated water routing system with a servo-mixing valve according to claim 1, wherein: The mixed water outlet channel (213) comprises a first mixing section (41), a second mixing section (42) and a third mixing section (43) connected in sequence, the first mixing section (41) is connected with the valve body mechanism (21), the sensing mechanism (24) is arranged at the third mixing section (43), the angle between the first mixing section (41) and the second mixing section (42) is 90 degrees, and the second mixing section (42) and the third mixing section (43) are arranged in parallel.

8. The integrated water routing system with a servo-mixing valve according to claim 3, wherein: The valve body mechanism (21) is located below the piston head (2221) and is provided with a guide assembly (5) at a corresponding position, and the transmission shaft (2213) penetrates through the guide assembly (5).

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