CN215445159U - Anti-freezing faucet structure - Google Patents
Anti-freezing faucet structure Download PDFInfo
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- CN215445159U CN215445159U CN202121199652.4U CN202121199652U CN215445159U CN 215445159 U CN215445159 U CN 215445159U CN 202121199652 U CN202121199652 U CN 202121199652U CN 215445159 U CN215445159 U CN 215445159U
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Abstract
The utility model discloses an anti-freezing faucet structure, when a mechanical switch controls a first water outlet channel to be closed, if the water temperature in a second water outlet channel is smaller than a set value, an intelligent control unit opens the second water outlet channel to enable a water outlet terminal to always output small flow of water so as to avoid freezing of internal residual water due to low-temperature static state; if the water temperature in the second water outlet channel is equal to or greater than the set value, the intelligent control unit closes the second water outlet channel. The anti-freezing mode has obvious anti-freezing effect, the valve core cannot be frozen and cracked, only small flow of water is discharged at low temperature, and the running water cost is much less than the property loss caused by freezing and cracking of the valve core and water leakage. Meanwhile, when the water temperature is increased to be larger than a set value, the second water outlet channel is automatically closed under the action of the intelligent control unit, and the controllability is strong.
Description
Technical Field
The utility model relates to the field of faucets, in particular to a faucet structure with an anti-freezing effect.
Background
The faucet is an essential bathroom product for people's life, and the water outlet control mode thereof mainly comprises two modes of manually operating to make water and inductively controlling the water outlet. In winter, especially in cold areas, the problem of water leakage caused by frost cracking of the valve core due to freezing and expansion of water inside the low-temperature faucet often occurs, and property loss of users and companies is caused.
Or, although the anti-freezing faucets are available, the anti-freezing faucets mainly adopt heat insulation materials to avoid freezing residual water, and the anti-freezing effect is not obvious. Or, like the patent with 201620568226.6 patent application number and 201620568226.6 patent name of the intelligent anti-freezing water tap, the heating coil is coiled outside the shell, the heat preservation layer is arranged outside the heating coil, the controller is fixedly arranged above the shell, the temperature sensors are arranged in the left inner cavity of the shell and the left middle part of the controller, the intelligent anti-freezing water tap can automatically generate electricity and store energy through the storage battery in daily use by adding the baffle and the micro-generator, simultaneously detects the temperature of the water tap by adding the combination of the temperature sensor and the displacement sensor, automatically heats the water tap through the controller, protects the outer wall of the water tap through the heat preservation layer, simultaneously induces the water temperature, avoids causing the phenomenon, and senses the distance of a user through the displacement sensor, the automatic control electromagnetic valve is opened, and the use of people is facilitated. The water faucet has an antifreezing function, but has a complex structure, complex assembly and high cost.
There is a need for an improved faucet that meets the anti-freeze requirements and reduces costs.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anti-freezing faucet structure, which overcomes the defects in the prior art.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
an anti-freezing faucet structure comprises a water inlet channel, a first water outlet channel, a second water outlet channel, a mechanical switch, an intelligent control unit and a water outlet terminal, wherein two ends of the first water outlet channel are respectively connected with the water inlet channel and the water outlet terminal;
when the mechanical switch controls the first water outlet channel to be closed:
if the water temperature in the second water outlet channel is smaller than a set value, the intelligent control unit opens the second water outlet channel to enable the water outlet terminal to always output small flow of water so as to avoid freezing of internal residual water due to low-temperature static state; if the water temperature in the second water outlet channel is equal to or greater than the set value, the intelligent control unit closes the second water outlet channel.
In a preferred embodiment: the intelligent control unit comprises a temperature sensing device, a control module and an electromagnetic valve, the temperature sensing device senses the water temperature in the second water outlet channel and transmits a sensing signal to the control module, the control module compares the sensing signal with a set value, the electromagnetic valve is controlled to be opened and the second water outlet channel is controlled to discharge water when the sensing signal is smaller than the set value, and the electromagnetic valve is controlled to be closed and the second water outlet channel does not discharge water when the sensing signal is larger than or equal to the set value.
In a preferred embodiment: the tail end of the first water outlet channel is intersected with the tail end of the second water outlet channel and is connected with a water outlet terminal through a terminal water outlet pipe, and a one-way valve is arranged at the tail end of the second water outlet channel.
In a preferred embodiment: the one-way valve comprises a one-way valve seat, a one-way valve core, a sealing element and an elastic element, wherein the one-way valve seat is fixedly connected in the second water outlet channel, the sealing element is fixedly connected on the one-way valve core, a sealing port is formed in the tail end of the second water outlet channel, the elastic element is clamped between the one-way valve core and the one-way valve seat, the one-way valve core moves downwards to drive the sealing element to be separated from the sealing port when the second water outlet channel is used for discharging water, and the one-way valve core moves upwards to drive the sealing element to be in sealing fit with the sealing port when the second water outlet channel is not used for discharging water.
In a preferred embodiment: the electromagnetic valve is positioned between the temperature sensing device and the one-way valve.
In a preferred embodiment: the temperature sensing device is a temperature sensor.
In a preferred embodiment: the solenoid valve is provided with a manually controllable rotary switch.
In a preferred embodiment: the water inlet channel comprises a cold water inlet channel and a hot water inlet channel, the cold water inlet channel, the hot water inlet channel, the first water outlet channel and the second water outlet channel are intersected, a water mixing valve core is arranged at the intersection, and the mechanical switch is connected with the water mixing valve core.
In a preferred embodiment: the water outlet terminal is a shower head of an extraction head or a water outlet.
In a preferred embodiment: the intelligent control unit further comprises a power box or a power adapter, the power box or the power adapter is electrically connected with the control module, and the control module is electrically connected with the temperature sensing device and the electromagnetic valve.
Compared with the background technology, the technical scheme has the following advantages:
1. if the water temperature in the second water outlet channel is smaller than a set value, the intelligent control unit opens the second water outlet channel to enable the water outlet terminal to always output small flow of water so as to avoid freezing of internal residual water due to low-temperature static state; if the water temperature in the second water outlet channel is equal to or greater than the set value, the intelligent control unit closes the second water outlet channel. The anti-freezing mode has obvious anti-freezing effect, the valve core cannot be frozen and cracked, only small flow of water is discharged at low temperature, and the running water cost is much less than the property loss caused by freezing and cracking of the valve core and water leakage; meanwhile, the waterway structure is also very simple, and the cost is greatly reduced. And when the water temperature rises to be greater than the set value, the second water outlet channel is automatically closed under the action of the intelligent control unit, and the controllability is strong.
2. The tail end of the second water outlet channel is provided with a one-way valve, and the one-way valve can prevent water from flowing backwards into the second water outlet channel when the first water outlet channel is used for discharging water.
3. The temperature sensing device is a temperature sensor, and the temperature sensing is more accurate.
4. The solenoid valve is provided with a manually controlled rotary switch which can avoid the situation that the solenoid valve cannot be started when the power is off.
5. The intersection of the cold water inlet channel, the hot water inlet channel, the first water outlet channel and the second water outlet channel is provided with a water mixing valve core, the mechanical switch is connected with the water mixing valve core, the temperature in the two water outlet channels can be controlled at any time through the mechanical switch, and the use comfort level is higher.
6. The water outlet terminal can be a shower head of a drawing head or a common water outlet, and the structure of the water outlet terminal is not limited.
7. The power box or the power adapter is electrically connected with the control module, and the power box or the power adapter can supply power to the control module to ensure the normal operation of the intelligent control unit.
Drawings
The utility model is further illustrated by the following figures and examples.
FIG. 1 is a schematic diagram of an embodiment of an anti-freeze faucet.
FIG. 2 is a perspective exploded view of a preferred embodiment of an anti-freeze faucet.
Fig. 3 shows a schematic cross-sectional view of an intelligent control unit.
Fig. 4 shows a partial enlarged view of fig. 3.
Fig. 5 shows a schematic diagram.
Detailed Description
In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, the terms "first", "second" or "third", etc. are used for distinguishing between different items and not for describing a particular sequence.
In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, all directional or positional relationships indicated by the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are based on the directional or positional relationships indicated in the drawings and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or element so indicated must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.
In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the terms "fixedly connected" and "fixedly connected" should be interpreted broadly, that is, any connection between the two that is not in a relative rotational or translational relationship, that is, non-detachably fixed, integrally connected, and fixedly connected by other devices or elements.
In the claims, the specification and the drawings of the present invention, the terms "including", "having", and variations thereof, are intended to be inclusive and not limiting.
Referring to fig. 1 to 5, a preferred embodiment of an anti-freezing faucet structure includes a water inlet channel, a first water outlet channel 10, a second water outlet channel 20, a mechanical switch 30, an intelligent control unit 40, and a water outlet terminal 50. The two ends of the first water outlet channel 10 are respectively connected with the water inlet channel and the water outlet terminal 50, the two ends of the second water outlet channel 20 are respectively connected with the water inlet channel and the water outlet terminal 50, the mechanical switch 30 controls the opening and closing of the first water outlet channel 10, and the intelligent control unit 40 controls the opening and closing of the second water outlet channel 20.
As shown in fig. 1, the water inlet channel includes a cold water inlet channel 11 and a hot water inlet channel 12, the cold water inlet channel 11, the hot water inlet channel 12, the first water outlet channel 10 and the second water outlet channel 20 intersect with each other, a mixing valve core 60 is disposed at the intersection, and the mechanical switch 30 is connected to the mixing valve core 60. As shown in fig. 2, the faucet structure further includes a faucet body 13 and a valve seat 14, the valve seat 14 is installed in the faucet body 13 and is provided with two valve seat inlets and two valve seat outlets, the two valve seat inlets are respectively connected with the cold water inlet channel 11 and the hot water inlet channel 12, and the two valve seat outlets are respectively connected with the head ends of the first water outlet channel 10 and the second water outlet channel 20. The mixing valve core 60 may adopt a common mixing valve core structure, which is not described in detail, wherein the outlets of the two valve seats may be communicated with the outlet of the mixing valve core 60 at the same time. A water mixing valve core 60 is arranged at the intersection of the cold water inlet passage 11, the hot water inlet passage 12, the first water outlet passage 10 and the second water outlet passage 20, and the mechanical switch 30 is connected with the water mixing valve core 60, that is, the inlet ends of the first water outlet passage 10 and the second water outlet passage 20 are both connected with the water mixing valve core 60. The water temperature in the two water outlet channels can be controlled at any time through the mechanical switch 30, and the use comfort is higher. Alternatively, the tap can be provided with only the cold water inlet channel 11, forming a single cold tap.
In the preferred embodiment, as shown in fig. 3, the end of the first water outlet channel 10 intersects with the end of the second water outlet channel 20 and is connected to the water outlet terminal 50 through the terminal water outlet pipe 70. In this embodiment, the outlet terminal 50 is a shower head, that is, the terminal outlet pipe 70 is a suction pipe. Alternatively, the water outlet terminal 50 may also be a fixed water outlet, but not limited thereto.
When the mechanical switch 30 controls the first water outlet channel 10 to be closed:
if the water temperature in the second water outlet channel 20 is less than the set value, the intelligent control unit 40 opens the second water outlet channel 20 to enable the water outlet terminal 50 to always output a small flow of water to avoid freezing of the internal residual water due to low-temperature static state; if the temperature of the water in the second water outlet channel 20 is equal to or greater than the set value, the intelligent control unit 40 closes the second water outlet channel 20. In this embodiment, the set value may be 4 ℃, 3 ℃ or 2 ℃, and may be set according to the actual environment.
When the mechanical switch 30 controls the first water outlet channel 10 to be opened, the intelligent control unit 40 can control the second water outlet channel 20 to be always in a closed state.
Therefore, whether the water in the first water outlet channel 10 flows out or not does not affect the water in the second water outlet channel 20, that is, the intelligent control unit 40 is not affected by the water flowing out of the first water outlet channel 10, and whether the water flows out from the second water outlet channel 20 is determined only by the temperature of the water flowing into the second water outlet channel 20.
In the preferred embodiment, the intelligent control unit 40 includes a temperature sensing device 41, a control module 42 and an electromagnetic valve 43, the temperature sensing device 41 senses the temperature of the water in the second water outlet channel 20 and transmits a sensing signal to the control module 42, the control module 42 compares the sensing signal with a set value, the electromagnetic valve 43 is controlled to open and the second water outlet channel 20 is controlled to discharge water when the sensing signal is smaller than the set value, and the electromagnetic valve 43 is controlled to close and the second water outlet channel 20 is controlled not to discharge water when the sensing signal is greater than or equal to the set value. The temperature sensing device 41 is a temperature sensor, and has high sensing precision.
For the setting of the small-flow water outlet, the small-flow water outlet can be realized by designing the aperture of the second water outlet channel 20 to be smaller; or the cross-sectional area of the second water outlet channel 20 opened by the electromagnetic valve 43 is smaller to realize small-flow water outlet; alternatively, other forms may be adopted, but not limited thereto.
The electromagnetic valve 43 is provided with a manually controlled rotary switch 44, and the rotary switch 44 can avoid the situation that the electromagnetic valve 43 cannot be started when the power is cut off. Such as: when the power is off, the water temperature can be manually measured or judged, and then the rotary switch 44 is manually rotated to open the electromagnetic valve 43.
The second water outlet channel 20 is provided with a check valve 80 at the end. As shown in fig. 3, the electromagnetic valve 43 is located between the temperature sensing device 41 and the check valve 80.
In the preferred embodiment, as shown in fig. 4, the check valve 80 includes a check valve seat 81, a check valve core 82, a sealing member 83 and an elastic member 84, the check valve seat 81 is fixedly connected in the second water outlet channel 20, the sealing member 83 is fixedly connected to the check valve core 82, the sealing port 21 is disposed at the end of the second water outlet channel 20, the elastic member 84 is sandwiched between the check valve core 82 and the check valve seat 81, the check valve core 82 moves downward to drive the sealing member 83 to separate from the sealing port 21 when the second water outlet channel 20 is drained, and the check valve core 82 moves upward to drive the sealing member 83 to be in sealing engagement with the sealing port 21 when the second water outlet channel 20 is not drained. That is, when the first water outlet channel 10 is discharging water, the second water outlet channel 20 is closed, the resultant force applied to the one-way valve core 82 is upward, so that the sealing element 83 and the sealing port 21 are always in sealing fit; when the first water outlet passage 10 is closed and the second water outlet passage 20 is opened, the resultant force applied to the check valve element 82 is downward, so that the sealing member 83 is separated from the sealing port 21.
The one-way valve 80 functions to: the check valve 80 prevents water from flowing back into the second water outlet channel 20 when the first water outlet channel 10 is discharging water. Especially, when the mixed hot water is discharged from the first water outlet channel 10, if the check valve 80 is not provided, if the first water outlet channel 10 continuously discharges water, the hot water in the first water outlet channel 10 continuously flows back to the second water outlet channel 20, which may affect the judgment of the temperature sensing device 41 and further generate an erroneous command. That is, the check valve 80 can ensure the detection accuracy of the temperature sensing device 41.
In the preferred embodiment, as shown in fig. 2, the intelligent control unit 40 further includes a power box 45 or a power adapter, the power box 45 or the power adapter is electrically connected to the control module 42, and the control module 42 is electrically connected to both the temperature sensing device 41 and the electromagnetic valve 43. The power box 45 or power adapter can supply power to the control module to ensure the normal operation of the intelligent control unit 40. The power supply box 45 can adopt a structure of a storage battery, such as a dry battery or a lithium battery, and is convenient to replace.
If the water temperature in the second water outlet channel 20 is less than the set value, the intelligent control unit 40 opens the second water outlet channel to enable the water outlet terminal to always output a small flow of water to avoid freezing of the internal residual water due to low-temperature static state; if the temperature of the water in the second water outlet channel 20 is equal to or greater than the set value, the intelligent control unit 40 closes the second water outlet channel 20. The anti-freezing faucet structure has the advantages that the anti-freezing effect is remarkable, the valve core cannot be frozen and cracked, only small-flow water flows out at low temperature, and the running water cost is much less than the property loss caused by freezing and cracking of the valve core and water leakage. Meanwhile, when the water temperature rises to be greater than the set value, the second water outlet channel 20 is automatically closed under the action of the intelligent control unit 40, and the controllability is strong.
The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, which is defined by the appended claims and their equivalents.
Claims (10)
1. An anti-freezing faucet structure is characterized in that: the intelligent water supply device comprises a water inlet channel, a first water outlet channel, a second water outlet channel, a mechanical switch, an intelligent control unit and a water outlet terminal, wherein two ends of the first water outlet channel are respectively connected with the water inlet channel and the water outlet terminal;
when the mechanical switch controls the first water outlet channel to be closed:
if the water temperature in the second water outlet channel is smaller than a set value, the intelligent control unit opens the second water outlet channel to enable the water outlet terminal to always output small flow of water so as to avoid freezing of internal residual water due to low-temperature static state; if the water temperature in the second water outlet channel is equal to or greater than the set value, the intelligent control unit closes the second water outlet channel.
2. The antifreeze faucet structure of claim 1, wherein: the intelligent control unit comprises a temperature sensing device, a control module and an electromagnetic valve, the temperature sensing device senses the water temperature in the second water outlet channel and transmits a sensing signal to the control module, the control module compares the sensing signal with a set value, the electromagnetic valve is controlled to be opened and the second water outlet channel is controlled to discharge water when the sensing signal is smaller than the set value, and the electromagnetic valve is controlled to be closed and the second water outlet channel does not discharge water when the sensing signal is larger than or equal to the set value.
3. The antifreeze faucet structure of claim 2, wherein: the tail end of the first water outlet channel is intersected with the tail end of the second water outlet channel and is connected with a water outlet terminal through a terminal water outlet pipe, and a one-way valve is arranged at the tail end of the second water outlet channel.
4. The antifreeze faucet structure of claim 3, wherein: the one-way valve comprises a one-way valve seat, a one-way valve core, a sealing element and an elastic element, wherein the one-way valve seat is fixedly connected in the second water outlet channel, the sealing element is fixedly connected on the one-way valve core, a sealing port is formed in the tail end of the second water outlet channel, the elastic element is clamped between the one-way valve core and the one-way valve seat, the one-way valve core moves downwards to drive the sealing element to be separated from the sealing port when the second water outlet channel is used for discharging water, and the one-way valve core moves upwards to drive the sealing element to be in sealing fit with the sealing port when the second water outlet channel is not used for discharging water.
5. The antifreeze faucet structure of claim 3, wherein: the electromagnetic valve is positioned between the temperature sensing device and the one-way valve.
6. The antifreeze faucet structure of claim 2, wherein: the temperature sensing device is a temperature sensor.
7. The antifreeze faucet structure of claim 2, wherein: the solenoid valve is provided with a manually controllable rotary switch.
8. The antifreeze faucet structure of claim 2, wherein: the water inlet channel comprises a cold water inlet channel and a hot water inlet channel, the cold water inlet channel, the hot water inlet channel, the first water outlet channel and the second water outlet channel are intersected, a water mixing valve core is arranged at the intersection, and the mechanical switch is connected with the water mixing valve core.
9. The antifreeze faucet structure of claim 3, wherein: the water outlet terminal is a shower head of an extraction head or a water outlet.
10. The antifreeze faucet structure of claim 2, wherein: the intelligent control unit further comprises a power box or a power adapter, the power box or the power adapter is electrically connected with the control module, and the control module is electrically connected with the temperature sensing device and the electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121199652.4U CN215445159U (en) | 2021-05-31 | 2021-05-31 | Anti-freezing faucet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121199652.4U CN215445159U (en) | 2021-05-31 | 2021-05-31 | Anti-freezing faucet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215445159U true CN215445159U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121199652.4U Active CN215445159U (en) | 2021-05-31 | 2021-05-31 | Anti-freezing faucet structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215445159U (en) |
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2021
- 2021-05-31 CN CN202121199652.4U patent/CN215445159U/en active Active
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