CN218764006U - Zero cold water system of domestic water - Google Patents
Zero cold water system of domestic water Download PDFInfo
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- CN218764006U CN218764006U CN202222743612.2U CN202222743612U CN218764006U CN 218764006 U CN218764006 U CN 218764006U CN 202222743612 U CN202222743612 U CN 202222743612U CN 218764006 U CN218764006 U CN 218764006U
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Abstract
The utility model belongs to the technical field of water preheats, specifically disclose a zero cooling water system of domestic water, include: a main heat exchanger for heating domestic water; the auxiliary heat exchanger is connected with the main heat exchanger to form hot water internal circulation, and a hot water circulating pump is connected between the main heat exchanger and the auxiliary heat exchanger; the zero-cold-water circulating pump and the water mixing valve are connected with the auxiliary heat exchanger through pipelines to form zero-cold-water circulation; the distance sensor is arranged outside the water mixing valve and used for sensing whether a human body approaches the water mixing valve or not; the booster valve is connected in series in the zero cold water circulation and is used for actively controlling the water body flow in the zero cold water circulation; the distance sensor is electrically connected with the zero-cold water circulating pump and the booster pump. Through the distance sensor, the water body in the zero cold water circulation can be circulated and mixed in advance before the water is used by a user, the water temperature near the water outlet is improved, automatic response can be realized, and high efficiency and energy conservation are realized.
Description
Technical Field
The utility model belongs to the technical field of water preheats, specifically speaking relates to a zero cooling water system of domestic water.
Background
With the rapid development of the application technology of the gas heating water heater and the pursuit of consumers for the quality of life, the industry of the gas heating water heater not only stays at the popularization stage of heating application, but also is used as a dual-purpose product integrating heating and domestic water, and the experience of the domestic water gets more and more attention of the consumers. Meanwhile, the domestic water is used as a daily use function of a user, and the experience of the domestic water is directly related to the industrial upgrading and technical innovation of the wall-mounted boiler product. Wherein the cold water section of the initial stage of using water is always the pain point of consumers in using domestic hot water.
In response to this problem, many solutions have been proposed in the industry, such as installing an instant-heating small-sized water tank below the water consumption point, or adding a water pump to the external pipeline for preheating circulation. The above solutions can meet the hot water experience requirements of users to a certain extent, but the consumption decision of users is influenced for a long time due to the problems of limited size, complex installation, inconvenient operation and the like. Meanwhile, in the actual use process, after the water is left unused for a long time, when water is discharged for the first time, the water temperature is still low, about ten seconds of waiting time is needed, and the experience is poor; and often need manual control heating parameter, it is comparatively loaded down with trivial details to use.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems of poor zero-cold water effect and complex use in the prior art, the zero-cold water system for domestic water is provided. The utility model provides a following technical scheme:
a domestic water zero chilling water system comprising:
a main heat exchanger for heating domestic water;
the auxiliary heat exchanger is connected with the main heat exchanger to form hot water internal circulation, and a hot water circulating pump is connected between the main heat exchanger and the auxiliary heat exchanger;
the zero-cold-water circulating pump and the water mixing valve are connected with the auxiliary heat exchanger through pipelines to form zero-cold-water circulation;
the distance sensor is arranged outside the water mixing valve and used for sensing whether a human body approaches the water mixing valve or not;
the booster valve is connected in series in the zero cold water circulation and is used for actively controlling the water body flow in the zero cold water circulation;
the distance sensor is electrically connected with the zero-cold water circulating pump and/or the booster pump.
As the utility model discloses a preferred scheme further sets up to: domestic water heated in the zero-cold water circulation flows to the water mixing valve through the water supply pipeline, and the booster pump is arranged on the water supply pipeline.
As the utility model discloses a preferred scheme further sets up to: the domestic water cooled in the zero-cold water circulation flows to the auxiliary heat exchanger from the water mixing valve through a water return pipeline, and the zero-cold water circulation pump is arranged on the water return pipeline.
As the utility model discloses a preferred scheme further sets up to: the booster pump is connected in parallel with a constant pressure water return valve.
As the utility model discloses a preferred scheme further sets up to: the auxiliary heat exchanger is connected in parallel with a heating pipeline.
As the utility model discloses a preferred scheme further sets up to: the outlet end of the heating pipeline is connected to the hot water internal circulation through a three-way valve and directly leads to the water inlet end of the main heat exchanger.
As the utility model discloses a preferred scheme further sets up to: the three-way valve is driven by a stepping motor.
As the utility model discloses a preferred scheme further sets up to: the stepping motor is electrically connected to the distance sensor.
As the utility model discloses a preferred scheme further sets up to: the distance sensor is one of an infrared sensor, an ultrasonic ranging sensor, a laser ranging sensor and a radar ranging sensor.
As the utility model discloses a preferred scheme further sets up to: the outside of the water mixing valve is connected with a temperature sensor in parallel or in series.
Compared with the prior art, the utility model discloses following beneficial effect has:
the distance sensor is arranged outside the water mixing valve close to a user, so that whether the user approaches the water mixing valve can be detected in real time, and then before the user uses water, the water in the zero-cold-water circulation is subjected to circulating mixing in advance through the zero-cold-water circulating pump and/or the booster pump, the water temperature near the water outlet is improved, automatic response can be realized, and high efficiency and energy conservation can be realized; meanwhile, the domestic water zero-cold water system can be compatible with the original heating pipeline, and the installation cost is saved.
Drawings
FIG. 1 is a schematic diagram of a system according to an embodiment of the present invention;
in the drawings, 11, a main heat exchanger; 12. a secondary heat exchanger; 13. a hot water circulation pump; 14. a three-way valve; 15. a wall-mounted furnace; 21. a water mixing valve; 22. a booster pump; 23. a zero cold water circulation pump; 24. a constant pressure water return valve; 3. a heating pipeline.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following drawings of the present invention are combined to clearly and completely describe the technical solution of the present invention, and based on the embodiments of the present invention, other similar embodiments obtained by those skilled in the art without creative efforts shall all belong to the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustration and not for limitation of the present invention.
As shown in fig. 1, a domestic water zero-cooling water system includes:
a main heat exchanger 11 for heating domestic water; a sub heat exchanger 12 connected to the main heat exchanger 11 to form hot water internal circulation, and a hot water circulating pump 13 connected between the main heat exchanger 11 and the sub heat exchanger 12; the zero-cold-water circulating pump 23 and the water mixing valve 21 are used for externally connecting a water outlet end faucet, and the water mixing valve 21 and the zero-cold-water circulating pump 23 are connected with the auxiliary heat exchanger 12 after being connected through pipelines to form zero-cold-water circulation; the distance sensor is arranged outside the water mixing valve 21 and used for sensing whether a human body approaches the water mixing valve 21 or not; the booster valve is connected in series in the zero cold water circulation and is used for actively controlling the water body flow in the zero cold water circulation; the distance sensors are electrically connected to the zero-cold water circulation pump 23 and the booster pump 22.
Specifically, the domestic water heated in the zero-cold water circulation flows to the water mixing valve 21 through the water supply pipeline, and the booster pump 22 is arranged on the water supply pipeline; meanwhile, the domestic water cooled in the zero-cooling water circulation flows from the mixing valve 21 to the auxiliary heat exchanger 12 through a return pipe, and the zero-cooling water circulation pump 23 is disposed on the return pipe.
Further: the booster pump 22 is externally connected in parallel with a constant pressure return valve 24, and the constant pressure return valve 24 is disposed at the farthest end of the zero-cooling water circulation with respect to the auxiliary heat exchanger 12, so that the circulation effect of the zero-cooling water circulation can be improved. Patent CN214469322U discloses a specific use method thereof, which can connect a water supply pipeline (equivalent to the water outlet pipeline of the auxiliary heat exchanger 12) and a water return pipeline (at this time, the water return pipeline is used as the water inlet pipeline of the auxiliary heat exchanger 12), on the basis of the original water outlet pipeline and water inlet pipeline of the main heat exchanger 11, a constant pressure water return valve 24 is additionally installed to return hot water from the water outlet pipeline to the water inlet pipeline, and then from the water inlet pipeline to the auxiliary heat exchanger 12 again, thereby completing circulation, avoiding the operation of pre-embedding the water return pipeline, and being more convenient to install.
Further, a heating line 3 is connected in parallel to the outside of the sub heat exchanger 12.
Specifically, the outlet end of the heating pipeline 3 is connected to the hot water internal circulation through a three-way valve 14 and directly leads to the water inlet end of the main heat exchanger 11; the three-way valve 14 is driven by a stepping motor, and the stepping motor is electrically connected to the distance sensor.
Specifically, the main heat exchanger 11, the auxiliary heat exchanger 12, the hot water circulating pump 13, the cold water circulating pump, and the three-way valve 14 are all intensively disposed in the same tank to form the wall-hanging stove 15 with a high concentration ratio, which is more convenient and rapid to install outside.
Simultaneously, hanging stove 15 is provided with main display and bee calling organ outward, still be provided with main control unit in hanging stove 15, temperature and humidity sensor installs at hanging stove 15 sealing, main heat exchanger 11 and vice heat exchanger 12 are other, main control unit connects main heat exchanger 11, vice heat exchanger 12, hot water circulating pump 13, cold water circulating pump, three-way valve 14, main display and temperature and humidity sensor, and then through operations such as main control unit control heating cycle, detect the humiture data that inside temperature and humidity sensor of record surveyed simultaneously, guarantee inside operating mode safety, the condition such as no leakage and overheated, remind through bee calling organ and/or main display simultaneously.
Further: the distance sensor is an infrared sensor and is used for detecting that a human body is close to or far away from the distance sensor, and the distance sensor is wide in application, low in cost, high in stability and convenient to debug.
Furthermore, a temperature sensor is connected in parallel or in series on the outer pipeline of the water mixing valve 21 for monitoring the real-time actual temperature of the water end of the user.
Further, a body temperature sensor is arranged outside the water mixing valve 21 and used for detecting the temperature of the human body surface, increasing system regulation factors, properly adjusting the heating power of the main heat exchanger 11 according to the temperature of the human body surface, and providing a hardware basis for intelligent control in a more humanized and intelligent manner.
The domestic water zero-cooling water system further comprises a signal lamp and/or a secondary display, wherein the signal lamp is electrically connected with the infrared sensor, when the infrared sensor is triggered, the signal lamp is turned on, otherwise, the signal lamp is turned off, the working state of the infrared sensor is visually displayed, and the signal lamp can be set to be in various colors and corresponds to the temperatures measured by different temperature sensors; the numerical value detected by the temperature sensor and the numerical value detected by the body temperature sensor can be digitally displayed on the secondary display.
Furthermore, a secondary controller is arranged in the secondary display; the sub-display is also electrically connected to the main controller, and the main display and the sub-display can share data.
Further, be provided with the communication unit in the hanging stove 15, the communication unit electricity is connected in main control unit, but the lug connection cell-phone looks over and carries out remote control through the cell-phone, and is more convenient.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.
Claims (10)
1. A domestic water zero-cold water system, comprising:
a main heat exchanger (11) for heating domestic water;
a sub heat exchanger (12) connected to the main heat exchanger (11) to form a hot water internal circulation, and a hot water circulation pump (13) connected between the main heat exchanger (11) and the sub heat exchanger (12);
the zero-cold-water circulating pump (23) and the water mixing valve (21) are used for externally connecting the water outlet end faucet, and the water mixing valve (21) and the zero-cold-water circulating pump (23) are connected with the auxiliary heat exchanger (12) after being connected through a pipeline to form zero-cold-water circulation;
the distance sensor is arranged outside the water mixing valve (21) and used for sensing whether a human body approaches the water mixing valve (21);
the booster valve is connected in series in the zero cold water circulation and is used for actively controlling the water body flow in the zero cold water circulation;
the distance sensor is electrically connected with the zero-cold water circulating pump (23) and/or the booster pump (22).
2. The zero-cooling water system for domestic water according to claim 1, wherein the domestic water heated in the zero-cooling water circulation flows to the mixing valve (21) through a water supply line, and the booster pump (22) is provided on the water supply line.
3. The zero-chilled water system for domestic water according to claim 1 or 2, wherein the domestic water cooled in the zero-chilled water circulation flows from the mixing valve (21) to the auxiliary heat exchanger (12) through a return line, and the zero-chilled water circulation pump (23) is provided on the return line.
4. The zero-cold water system for domestic water according to claim 1 or 2, wherein the booster pump (22) is externally connected in parallel with a constant pressure return valve (24).
5. The domestic water zero-cold water system according to claim 1 or 2, wherein the auxiliary heat exchanger (12) is externally connected in parallel with a heating pipeline (3).
6. The domestic water zero-chilling system according to claim 5, characterized in that the outlet end of the heating pipeline (3) is connected to the hot water internal circulation through a three-way valve (14) and leads directly to the inlet end of the main heat exchanger (11).
7. The zero chilled water domestic water system according to claim 6, wherein the three-way valve (14) is driven by a stepper motor.
8. The zero-chilled domestic water system according to claim 7, wherein the stepper motor is electrically connected to a distance sensor.
9. The zero chilled water system of claims 1 or 2, wherein the distance sensor is one of an infrared sensor, an ultrasonic ranging sensor, a laser ranging sensor, and a radar ranging sensor.
10. The domestic water zero-cold water system according to claim 1 or 2, characterized in that a temperature sensor is connected in parallel or in series outside the mixing valve (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222743612.2U CN218764006U (en) | 2022-10-18 | 2022-10-18 | Zero cold water system of domestic water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222743612.2U CN218764006U (en) | 2022-10-18 | 2022-10-18 | Zero cold water system of domestic water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218764006U true CN218764006U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222743612.2U Active CN218764006U (en) | 2022-10-18 | 2022-10-18 | Zero cold water system of domestic water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218764006U (en) |
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2022
- 2022-10-18 CN CN202222743612.2U patent/CN218764006U/en active Active
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