CN217274456U - Gas water heating system - Google Patents
Gas water heating system Download PDFInfo
- Publication number
- CN217274456U CN217274456U CN202220082463.7U CN202220082463U CN217274456U CN 217274456 U CN217274456 U CN 217274456U CN 202220082463 U CN202220082463 U CN 202220082463U CN 217274456 U CN217274456 U CN 217274456U
- Authority
- CN
- China
- Prior art keywords
- hot water
- water
- port
- cold
- hot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
A gas water heating system comprises a gas water heater and a heat preservation water tank, wherein the gas water heater is provided with a first hot water output port and a cold water input port; a water level controller, a temperature sensor, a hot water circulating pump and a cold water output pump are arranged in the heat preservation water tank, and a cold water output port, a hot water input port, a second hot water output port and a hot water return port are arranged outside the heat preservation water tank; the first hot water output port is communicated with the hot water input port through a first hot water pipe, and the second hot water output port is communicated with the hot water return port through a second hot water pipe; a water pressure sensor is connected in series on the second hot water pipe, and a plurality of third hot water pipes are connected in parallel on the second hot water pipe; the hot water circulating pump provides hot water for the third hot water pipe through the second hot water pipe, and the hot water flows into the heat preservation water tank through the second hot water pipe and the hot water return port to form hot water circulation; the cold water output pump is communicated with the cold water output port and used for conveying the cold water in the heat-insulation water tank to the gas water heater for heating; the cold water pipe is connected with the tap water pipe through a fifth electromagnetic single valve.
Description
Technical Field
The utility model belongs to the technical field of zero cold water hot water system, concretely relates to gas hot water system.
Background
The existing zero-cold-water gas water heater needs frequent starting and heating to ensure uninterrupted supply of hot water, is gas-consuming, and needs to circularly heat cold water in a water pipe to flow out the hot water when the hot water is not used for a long time, so that a user needs to wait for a certain time and cannot ensure that the hot water is discharged at any time, thereby causing inconvenience in use; particularly, the service life of the gas water heater can be shortened by frequently starting the gas water heater, and the price of the zero-cold water gas water heater is higher, so that the requirements of common users cannot be met; in most of using places, the time of not using hot water is far longer than the time of using hot water, so the invalid working time of the zero-cold-water gas water heater is far longer than the effective working time, and the zero-cold-water gas water heater wastes gas and electricity, thereby causing higher use cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gas hot water system to overcome the not enough of prior art.
The utility model adopts the technical proposal that: a gas water heating system comprises a gas water heater and a heat preservation water tank, wherein the gas water heater is provided with a first hot water output port and a cold water input port; a water level controller, a temperature sensor, a hot water circulating pump and a cold water output pump are arranged in the heat preservation water tank, and a cold water output port, a hot water input port, a second hot water output port and a hot water return port are arranged outside the heat preservation water tank; the first hot water output port is communicated with the hot water input port through a first hot water pipe, and the second hot water output port is communicated with the hot water return port through a second hot water pipe; the second hot water pipe is connected with a water pressure sensor in series, and a plurality of third hot water pipes are connected to the second hot water pipe in parallel; the hot water circulating pump is communicated with a second hot water outlet through a pipeline, hot water is provided for the third hot water pipe through a second hot water pipe, and hot water of the second hot water pipe returns to the hot water returning port and flows into the heat preservation water tank to form hot water circulation; the cold water output pump is communicated with a cold water output port through a pipeline, the cold water output port is communicated with a cold water input port through a fourth electromagnetic one-way valve and a cold water pipe, and cold water in the heat-preservation water tank is conveyed to the gas water heater to be heated; and the cold water pipe is connected with a tap water pipe through a fifth electromagnetic one-way valve.
And a pressure balance valve is arranged at the top of the heat preservation water tank.
The cold water output port is a three-way joint, a first port of the cold water output port is communicated with the cold water output pump through a fourth electromagnetic single valve and a pipeline, a second port of the cold water output port is communicated with the cold water pipe, and a third port of the cold water output port is communicated with the tap water pipe through a fifth electromagnetic single valve.
The hot water inlet is provided with a first electromagnetic single-phase valve, the second hot water outlet is provided with a second electromagnetic single-phase valve, and the hot water return port is provided with a third electromagnetic single-phase valve.
And a valve is connected in series on the third hot water pipe.
Compared with the prior art, the utility model discloses beneficial effect who has:
the utility model discloses a combine to use ordinary gas heater and holding water box, the hot water in the rethread hot water circulating pump circulation holding water box supplies the user to use, can reach zero cold water gas heater's result of use, has avoided gas heater's invalid work again and has frequently struck sparks, has prolonged gas heater's life, has saved the gas, has practiced thrift the water resource.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
A gas water heating system comprises a gas water heater 1 and a heat preservation water tank 4, wherein the gas water heater 1 is provided with a first hot water output port 2 and a cold water input port 3; a water level controller 12, a temperature sensor 11, a hot water circulating pump 9 and a cold water output pump 10 are arranged in the heat preservation water tank 4, and a cold water output port 5, a hot water input port 6, a second hot water output port 7 and a hot water return port 8 are arranged outside the heat preservation water tank 4; the first hot water output port 2 is communicated with the hot water input port 6 through a first hot water pipe 14, and the second hot water output port 7 is communicated with the hot water return port 8 through a second hot water pipe 17; the second hot water pipe 17 is connected in series with a water pressure sensor 27, and the second hot water pipe 17 is connected in parallel with a plurality of third hot water pipes 18; the hot water circulating pump 9 is communicated with the second hot water outlet 7 through a pipeline, hot water is provided for the third hot water pipe 18 through the second hot water pipe 17, and hot water returning of the second hot water pipe 17 flows from the hot water returning port 8 into the heat preservation water tank 4 to form hot water circulation; the cold water output pump 10 is communicated with a cold water output port 5 through a pipeline, the cold water output port 5 is communicated with a cold water input port 3 through a fourth electromagnetic one-way valve 19 and a cold water pipe 15, and cold water in the heat preservation water tank 4 is conveyed to the gas water heater 1 to be heated; the cold water pipe 15 is connected with the tap water pipe 16 through a fifth electromagnetic one-way valve 23.
In order to ensure that the interior of the heat preservation water tank 4 is always in a normal pressure state, a pressure balance valve 13 is arranged at the top of the heat preservation water tank 4, so that the pressure in the heat preservation water tank 4 is released in time, and the safe operation of the system is ensured.
In one embodiment, a first electromagnetic one-way valve 20 is arranged on the hot water inlet 6, a second electromagnetic one-way valve 21 is arranged on the second hot water outlet 7, and a third electromagnetic one-way valve 22 is arranged on the hot water return port 8, so that automatic operation of the system is ensured, and maintenance is convenient
In one embodiment, a plurality of the third hot water pipes 18 form a whole house hot water system, and the third hot water pipes 18 are connected in series with a valve 26 for the convenience of users.
Preferably, the cold water output port 5 is a three-way joint, a first port of the three-way joint is communicated with the cold water output pump 10 through a fourth electromagnetic one-way valve 19 and a pipeline, a second port of the three-way joint is communicated with the cold water pipe 15, and a third port of the three-way joint is communicated with the tap water pipe 16 through a fifth electromagnetic one-way valve 23. The installation of the user is convenient.
First electromagnetism individual term valve 20, second electromagnetism individual term valve 21, third electromagnetism individual term valve 22, fourth electromagnetism individual term valve 19, fifth electromagnetism individual term valve 23, cold water output pump 10, hot water circulating pump 9, temperature sensor 11, water level control appearance 12, water pressure sensor 27 all are connected with control system 25 electricity, and control system 25 makes through controlling first electromagnetism individual term valve 20, second electromagnetism individual term valve 21, third electromagnetism individual term valve 22, fourth electromagnetism individual term valve 19, fifth electromagnetism individual term valve 23, cold water output pump 10, hot water circulating pump 9 the utility model discloses automatic operation.
The working principle is as follows: when the water level controller is used for the first time, the control system 25 opens the fifth electromagnetic one-way valve 23, cold water is conveyed to the gas water heater 1 through the tap water pipe 16, hot water is injected into the heat preservation water tank 4 after the cold water is heated by the gas water heater 1, and when the upper limit of the water level controller 12 is reached, the gas water heater 1 stops working. When the user needs to use hot water, open valve 26, water pressure sensor 27 acquires the water pressure reduction signal and conveys to control system 25, control system 25 starts hot water circulating pump 9 and carries hot water to third hot-water line 18 through second hot-water line 17 and flows out through valve 26, and form hot water circulation with the hot water in holding water box 4, guarantee to open valve 26 and just can use hot water, close valve 26 hot water circulating pump 9 and stop, but gas heater 1 does not work, the frequent start of gas heater has been avoided, the life of extension gas heater saves the gas. Meanwhile, the control system 25 monitors the temperature of hot water in the heat-preservation water tank 4 and the water amount in the heat-preservation water tank 4 through the temperature sensor 11 and the water level controller 12 in the heat-preservation water tank 4, when the temperature of water in the heat-preservation water tank 4 is lower than a set temperature, the control system 25 starts the cold water output pump 10 to convey cold water in the heat-preservation water tank 4 to the gas water heater 1 through the cold water pipe 15 for heating, the heated water is conveyed into the heat-preservation water tank 4 through the first hot water pipe 14, and when the temperature of water in the heat-preservation water tank 4 reaches the set temperature, the cold water output pump 10 and the gas water heater 1 stop working. When the water level in the heat preservation water tank 4 is lower than the lower limit of the water level controller 12, the control system 25 opens the fifth electromagnetic one-way valve 23 again, cold water is conveyed to the gas water heater 1 through the tap water pipe 16, hot water is injected into the heat preservation water tank 4 after the cold water is heated by the gas water heater 1, and the gas water heater 1 stops working after the upper limit of the water level controller 12 is reached. The circulation always keeps the constant quantity of hot water in the heat preservation water tank 4 so as to meet the use requirement of users.
In order to ensure that the hot water flowing out through the valve 26 has proper temperature, the control system 25 can control the hot water circulating pump 9 to periodically work according to the lengths of the second hot water pipe 17 and the third hot water pipe 18, the hot water in the heat preservation water tank 4 is periodically circulated through the second hot water pipe 17 and the hot water return port 8, the hot water in the third hot water pipe 18 is always ensured to have certain temperature, and the hot water can be used by opening the valve 26.
The utility model discloses a combine ordinary gas heater and holding water box, hot water in the rethread hot water circulating pump circulation holding water box supplies the user to use, has realized that ordinary gas heater just can reach zero cold water gas heater's effect, has avoided gas heater frequent start moreover, prolongs gas heater's life and has practiced thrift the gas, has overcome the problem of wasting water simultaneously.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. A gas hot water system is characterized in that: the water heater comprises a gas water heater (1) and a heat preservation water tank (4), wherein the gas water heater (1) is provided with a first hot water output port (2) and a cold water input port (3); a water level controller (12), a temperature sensor (11), a hot water circulating pump (9) and a cold water output pump (10) are arranged in the heat preservation water tank (4), and a cold water output port (5), a hot water input port (6), a second hot water output port (7) and a hot water return port (8) are arranged outside the heat preservation water tank (4); the first hot water output port (2) is communicated with the hot water input port (6) through a first hot water pipe (14), and the second hot water output port (7) is communicated with the hot water return port (8) through a second hot water pipe (17); a water pressure sensor (27) is connected in series on the second hot water pipe (17), and a plurality of third hot water pipes (18) are connected in parallel on the second hot water pipe (17); the hot water circulating pump (9) is communicated with the second hot water outlet (7) through a pipeline, hot water is provided for the third hot water pipe (18) through the second hot water pipe (17), and hot water returning of the second hot water pipe (17) flows into the heat preservation water tank (4) from the hot water returning port (8) to form hot water circulation; the cold water output pump (10) is communicated with a cold water output port (5) through a pipeline, the cold water output port (5) is communicated with a cold water input port (3) through a fourth electromagnetic one-way valve (19) and a cold water pipe (15), and cold water in the heat-insulating water tank (4) is conveyed to the gas water heater (1) for heating; the cold water pipe (15) is connected with the tap water pipe (16) through a fifth electromagnetic one-way valve (23).
2. A gas fired water heating system according to claim 1, wherein: and a pressure balance valve (13) is arranged at the top of the heat-preservation water tank (4).
3. A gas fired water heating system according to claim 1 or 2, characterized by: the cold water output port (5) is a three-way joint, a first port of the cold water output port is communicated with a cold water output pump (10) through a fourth electromagnetic one-way valve (19) and a pipeline, a second port of the cold water output port is communicated with a cold water pipe (15), and a third port of the cold water output port is communicated with a tap water pipe (16) through a fifth electromagnetic one-way valve (23).
4. A gas-fired water heating system according to claim 3, wherein: the hot water inlet (6) is provided with a first electromagnetic single-way valve (20), the second hot water outlet (7) is provided with a second electromagnetic single-way valve (21), and the hot water return port (8) is provided with a third electromagnetic single-way valve (22).
5. A gas fired water heating system according to claim 4, wherein: and a valve (26) is connected in series on the third hot water pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220082463.7U CN217274456U (en) | 2022-01-13 | 2022-01-13 | Gas water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220082463.7U CN217274456U (en) | 2022-01-13 | 2022-01-13 | Gas water heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217274456U true CN217274456U (en) | 2022-08-23 |
Family
ID=82895611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220082463.7U Active CN217274456U (en) | 2022-01-13 | 2022-01-13 | Gas water heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217274456U (en) |
-
2022
- 2022-01-13 CN CN202220082463.7U patent/CN217274456U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NZ601602A (en) | Water heating system with flow directable between starage tank, solar heater and instantaneous heater using pump and diverter valve | |
| CN105066220A (en) | Solar energy and gas heating hot water furnace complementary heating system | |
| CN201007544Y (en) | Constant temperature hot water supply device of water heater | |
| CN201628363U (en) | Novel energy-conserving and water-saving water heater | |
| CN210861700U (en) | Zero-cold-water wall-mounted gas furnace system | |
| CN217274456U (en) | Gas water heating system | |
| CN110701787A (en) | Gas wall-mounted boiler and quick hot water assembly thereof | |
| CN207455702U (en) | A kind of hot-water central heating system wall hung gas boiler | |
| CN107388323A (en) | A kind of boiler heating system | |
| CN107062349B (en) | Boiler heating system and boiler heating main system | |
| CN212006196U (en) | Wall-hanging stove hot water system | |
| CN209744510U (en) | Household heating system | |
| CN204901907U (en) | Complementary heating system of solar energy and gas heating water heater | |
| CN207162688U (en) | A kind of boiler heating system | |
| CN112524825A (en) | Solar water heater control system and control method | |
| CN107560147B (en) | Household air source heat pump hot water system assisted by gas wall-mounted boiler and control method thereof | |
| CN208312688U (en) | A kind of environment-friendly energy-saving water heater | |
| CN206656494U (en) | Graphene carbon electric boiler | |
| CN111121271A (en) | Indoor hybrid power control system based on hot water constant temperature | |
| CN201218591Y (en) | Instant heating type water heater | |
| CN202485094U (en) | Energy-saving and environment-friendly automatic boiling water continuous supply device | |
| CN210070011U (en) | Energy-saving water feeding device of solar boiler | |
| CN205536120U (en) | Solar water heating system of air source heat pump and boiler boosting | |
| CN210624672U (en) | Energy-saving heating system for liquefied gas household | |
| CN216080137U (en) | Multi-mode central heating and hot water supply system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |