CN205156314U - Gas water heater - Google Patents
Gas water heater Download PDFInfo
- Publication number
- CN205156314U CN205156314U CN201520599584.9U CN201520599584U CN205156314U CN 205156314 U CN205156314 U CN 205156314U CN 201520599584 U CN201520599584 U CN 201520599584U CN 205156314 U CN205156314 U CN 205156314U
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- Prior art keywords
- water
- gas
- return
- water heater
- heat exchanger
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 202
- 238000010438 heat treatment Methods 0.000 claims abstract description 47
- 238000003287 bathing Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
Landscapes
- Control For Baths (AREA)
- Central Heating Systems (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The utility model discloses a gas water heater has into the water end (W. E. ), goes out water end (W. E. ), return water end and inlet end, and wherein, gas water heater includes heat exchanger and set up near the combustor heat exchanger, and heat exchanger's water inlet is held and is connected with going into water end (W. E. ) and return water, and heat exchanger's delivery port and play water end (W. E. ) are connected, the combustor is connected with the inlet end, and gas water heater includes still that it includes the parallelly connected heating branch road that sets up and preheat the branch road with the total way of the return water of return water end, the total way of this return water to connect a water end (W. E. ). The utility model discloses technical scheme is through addding parallelly connected heating branch road and preheat the branch road between a water end (W. E. ) and return water end, and when needs heats, the control hot water heating branch road of flowing through after the heating is accomplished, was controlled hot water and is flowed through and preheat the branch road. Making gas water heater have the function of heating on the one hand, having satisfied the demand of user to the bathroom heating, on the other hand has avoided having the problem of cold water outflow in the bathing inception.
Description
Technical Field
The utility model relates to a water heater technical field, in particular to gas water heater.
Background
The existing gas water heater only has the function of supplying hot water, and the temperature of a bathroom can reach the proper temperature after long bath time in winter or places with low temperature, so that a bather can catch a cold easily.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a gas water heater, which aims to provide the gas water heater with a heating function.
In order to achieve the above object, the present invention provides a gas water heater, which has a water inlet connected to a water source, a water outlet for water outlet, a water return end for water return, and a gas inlet connected to a gas source, wherein the gas water heater includes a heat exchanger and a burner disposed near the heat exchanger, the water inlet of the heat exchanger is connected to the water inlet and the water return end, and the water outlet of the heat exchanger is connected to the water outlet; the combustor is connected with the air inlet end, the gas water heater further comprises a water return main path connected with the water outlet end and the water return end, and the water return main path comprises a heating branch and a preheating branch which are connected in parallel.
Preferably, the water outlet end is connected with the heating branch and the preheating branch through a three-way valve, and the three-way valve conducts the water outlet end with the heating branch or conducts the water outlet end with the preheating branch.
Preferably, the three-way valve is an electric three-way valve.
Preferably, a radiator is arranged on the heating branch.
Preferably, the gas water heater further comprises a controller for controlling the working state of the gas water heater, a water pump arranged between the water return end and the heat exchanger, and a water flow sensor arranged between the water pump and the heat exchanger, wherein,
the controller is connected with the burner, the three-way valve, the water pump and the water flow sensor.
Preferably, the water flow sensor is a hall switch.
Preferably, the gas water heater further comprises a first temperature sensor for measuring room temperature and connected to the controller.
Preferably, the gas water heater further comprises a second temperature sensor arranged between the water pump and the water return end and connected with the controller.
Preferably, a check valve which is communicated with the water return end is respectively arranged on the heating branch and the preheating branch.
Preferably, the controller comprises an electric control board and a power supply module connected with the electric control board.
The utility model discloses technical scheme is through set up parallelly connected heating branch road and preheating the branch road between play water end and return water end, when needs heating, and control hot water flows through the heating branch road, accomplishes the back at the heating, and control hot water flows through preheating the branch road. On one hand, the gas water heater has a heating function, so that the requirement of a user on heating of a bathroom is met, on the other hand, water in a pipeline is hot water after preheating when the user bathes, and the problem that cold water flows out at the beginning of bathing is solved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the gas water heater of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) | Reference numerals | Name (R) |
| 11 | Heat exchanger | 24 | Air inlet end | 60 | Water pump |
| 12 | Burner with a burner head | 31 | Heating branch | 70 | Water flow sensingDevice for cleaning the skin |
| 21 | Water inlet end | 32 | Preheating branch | 81 | First temperature sensor |
| 22 | Water outlet end | 40 | Three-way valve | 82 | Second temperature sensor |
| 23 | Return water end | 50 | Controller | 90 | One-way valve |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solution of the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a gas water heater.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of the gas water heater of the present invention.
In the embodiment of the present invention, the gas water heater has a water inlet 21, a water outlet 22, a water return 23 and an air inlet 24, the water inlet 21 is connected to a water source; the water outlet end 22 is used for producing hot water; the water return end 23 is connected with the water outlet end 22 and is used for enabling the inside of the gas water heater to form a water circulation loop when needed; the air inlet end 24 is connected to an air source. The gas water heater comprises a heat exchanger 11 and a burner 12, wherein the heat exchanger 11 is provided with a water inlet and a water outlet, the water inlet is connected with a water inlet end 21 and a water return end 23 which are arranged in parallel, and the water outlet is connected with a water outlet end 22. The burner 12 is disposed adjacent the heat exchanger 11 and is connected to the intake end 24 for heating the heat exchanger 11. A water return main path is further arranged between the water outlet end 22 and the water return end 23, and the water return main path comprises a heating branch 31 and a preheating branch 32 which are arranged in parallel. When needed, the user can turn on the gas water heater first, and then control the hot water flowing out from the water outlet end 22 to return to the water return end 23 through the heating branch 31 to form a heating cycle. The heating branch 31 can heat the bathroom to make the temperature of the bathroom suitable for bathing. When the temperature of the bathroom reaches the temperature satisfied by the user, the user can control the hot water flowing out of the water outlet end 22 to return to the water return end 23 through the preheating branch 32 to form a heating cycle, so that the water in the pipeline is preheated, and the problem that the cold water in the pipeline needs to be discharged at first during bathing is solved.
The utility model discloses technical scheme is through add parallelly connected heating branch road 31 and preheat branch road 32 between play water end 22 and return water end 23, when needs heating, control hot water flow through heating branch road 31, after the heating is accomplished, control hot water flow through preheating branch road 32. On one hand, the gas water heater has a heating function, so that the requirement of a user on heating of a bathroom is met, on the other hand, water in a pipeline is hot water after preheating when the user bathes, and the problem that cold water flows out at the beginning of bathing is solved.
Preferably, as shown in fig. 1, the water outlet 22 is connected to the heating branch 31 and the preheating branch 32 by a three-way valve 40, and the three-way valve 40 is further preferably an electric three-way valve. The three-way valve 40 conducts the water outlet 22 and the heating branch 31 in the heating mode; in the preheating mode, the water outlet end 22 and the preheating branch 32 are conducted.
Further, a radiator (not shown) for heating, such as a radiator, is provided in the heating branch 31.
Further, as shown in fig. 1, the gas water heater further includes a controller 50, a water pump 60, and a water flow sensor 70. The controller 50 is used for controlling the working state of the gas water heater, and preferably comprises an electric control board (not shown) and a power supply module (not shown). The water pump 60 is disposed between the return end 23 and the inlet of the heat exchanger 11. The water flow sensor 70 is disposed between the water pump 60 and the water inlet of the heat exchanger 11, and the water flow sensor 70 is preferably a hall switch. The controller 50 is simultaneously connected to the burner 12, the three-way valve 40, the water pump 60, and the water flow sensor 70. When the gas water heater enters the heating mode, the controller 50 controls the water pump 60 to be opened, and controls the three-way valve 40 to connect the water outlet 22 and the heating branch 31. Cold water enters the heat exchanger 11 from the water inlet end 21 or the water return end 23, when the water flow sensor 70 detects that water flows through, the controller 50 controls the burner 12 to start heating the heat exchanger 11, the heated hot water flows into the heating branch 31 under the control of the three-way valve 40 to heat the bathroom, and then returns to the water return end 23, so that a cycle is completed. When the temperature of the bathroom meets the requirement of a user, the user switches the gas water heater into a preheating mode, in the preheating mode, the controller 50 controls the three-way valve 40 to conduct the water outlet end 22 and the preheating branch 32, water in the gas water heater circulates among the water return end 23, the water pump 60, the water flow sensor 70, the heat exchanger 11, the water outlet end 22 and the preheating branch 32 until the water temperature in the pipeline meets the requirement of the user, the controller 50 turns off the water pump 60, and after the water flow sensor 70 detects that the water in the pipeline does not flow any more, the controller 12 is turned off.
Further, as shown in fig. 1, the gas water heater further includes a first temperature sensor 81, and the first temperature sensor 81 is connected to the controller 50 for measuring the room temperature of the bathroom. In the heating mode, when the first temperature sensor 81 detects that the room temperature of the bathroom reaches the temperature preset by the user, the controller 50 switches the gas water heater to the preheating mode.
Further, as shown in fig. 1, the gas water heater further includes a second temperature sensor 82, and the second temperature sensor 82 is disposed between the water pump 60 and the water return end 23 and connected to the controller 50. In the preheating mode, the controller 50 controls the water pump 60 to be turned off after the second temperature sensor 82 detects that the temperature of the water in the pipeline reaches the temperature preset by the user.
Preferably, in order to prevent the backflow phenomenon in the return water main path, a check valve 90 is provided on each of the heating branch 31 and the preheating branch 32 to communicate with the return water end 23.
It should be noted that the technical solutions of the embodiments of the present invention can be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are combined and contradictory or can not be realized, one should think that the combination of the technical solutions does not exist, and it is not within the protection scope of the present invention.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (9)
1. A gas water heater is provided with a water inlet end connected with a water source, a water outlet end used for water outlet, a water return end used for water return and a gas inlet end connected with a gas source, wherein the gas water heater comprises a heat exchanger and a burner arranged near the heat exchanger, the water inlet of the heat exchanger is connected with the water inlet end and the water return end, and the water outlet of the heat exchanger is connected with the water outlet end; the gas water heater is characterized by also comprising a water return main path which is connected with the water outlet end and the water return end, wherein the water return main path comprises a heating branch and a preheating branch which are arranged in parallel; wherein,
and the heating branch and the preheating branch are respectively provided with a one-way valve communicated with the water return end.
2. The gas-fired water heater of claim 1, wherein the outlet end is connected to the heating branch and the preheating branch by a three-way valve, and the three-way valve switches the outlet end to the heating branch or the outlet end to the preheating branch.
3. The gas water heater of claim 2, wherein said three-way valve is an electrically operated three-way valve.
4. A gas water heater as claimed in claim 3, wherein a radiator is provided in the heating branch.
5. The gas water heater of claim 4, further comprising a controller for controlling an operating condition of the gas water heater, a water pump disposed between the return water end and the heat exchanger, and a water flow sensor disposed between the water pump and the heat exchanger, wherein,
the controller is connected with the burner, the three-way valve, the water pump and the water flow sensor.
6. The gas water heater of claim 5, wherein said water flow sensor is a Hall switch.
7. The gas water heater of claim 5, further comprising a first temperature sensor for measuring room temperature and connected to said controller.
8. The gas fired water heater of claim 7, further comprising a second temperature sensor disposed between the water pump and the return water end and connected to the controller.
9. The gas water heater of any one of claims 5 to 8, wherein the controller includes an electronic control board and a power module connected to the electronic control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520599584.9U CN205156314U (en) | 2015-08-10 | 2015-08-10 | Gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520599584.9U CN205156314U (en) | 2015-08-10 | 2015-08-10 | Gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205156314U true CN205156314U (en) | 2016-04-13 |
Family
ID=55692000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520599584.9U Active CN205156314U (en) | 2015-08-10 | 2015-08-10 | Gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205156314U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864862A (en) * | 2016-05-24 | 2016-08-17 | 珠海格力电器股份有限公司 | Bathroom heating device, heat exchange system and bathroom heating control method |
| CN111412648A (en) * | 2020-04-30 | 2020-07-14 | 广东万和新电气股份有限公司 | Gas water heater capable of heating and control method thereof |
| CN114484884A (en) * | 2022-01-26 | 2022-05-13 | 广东万和新电气股份有限公司 | Control method, device and control equipment for gas water heater system capable of heating |
| CN114811947A (en) * | 2022-04-08 | 2022-07-29 | 广东万和新电气股份有限公司 | Control method of gas water heater and gas water heater |
-
2015
- 2015-08-10 CN CN201520599584.9U patent/CN205156314U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864862A (en) * | 2016-05-24 | 2016-08-17 | 珠海格力电器股份有限公司 | Bathroom heating device, heat exchange system and bathroom heating control method |
| CN111412648A (en) * | 2020-04-30 | 2020-07-14 | 广东万和新电气股份有限公司 | Gas water heater capable of heating and control method thereof |
| CN114484884A (en) * | 2022-01-26 | 2022-05-13 | 广东万和新电气股份有限公司 | Control method, device and control equipment for gas water heater system capable of heating |
| CN114484884B (en) * | 2022-01-26 | 2024-06-11 | 广东万和新电气股份有限公司 | Control method, device and control equipment of heatable gas water heater system |
| CN114811947A (en) * | 2022-04-08 | 2022-07-29 | 广东万和新电气股份有限公司 | Control method of gas water heater and gas water heater |
| CN114811947B (en) * | 2022-04-08 | 2024-04-12 | 广东万和新电气股份有限公司 | Control method of gas water heater and gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230628 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East Wuhu economic and Technological Development Zone, Wuhu, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |