CN104776589A - Water control device and gas water heater - Google Patents
Water control device and gas water heater Download PDFInfo
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- CN104776589A CN104776589A CN201510188190.9A CN201510188190A CN104776589A CN 104776589 A CN104776589 A CN 104776589A CN 201510188190 A CN201510188190 A CN 201510188190A CN 104776589 A CN104776589 A CN 104776589A
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- water
- water inlet
- gas heater
- bypass line
- main line
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Abstract
The invention discloses a gas water heater. The gas water heater comprises a burner, a heat exchanger, a water inlet, a water outlet and a controller, wherein the heat exchanger is connected between the water inlet and the water outlet, and the burner is used for heating water in the heat exchanger. The gas water heater further comprises a main pipe and a by-pass pipe. The main pipe and the by-pass pipe are parallelly connected between the heat exchanger and the water inlet; a water pump and a first water flow sensor are arranged on the main pipe; a second water flow sensor is arranged on the by-pass pipe; the water pump, the first water flow sensor, the second water flow sensor and the burner are electrically connected with the controller. According to the water control device provided by the invention, by arranging the main pipe and the by-pass pipe which are connected in parallel and internally arranging the water pump, water paths can be switched through a three-way valve, so that a pre-heating mode and a bathroom mode can be freely switched, and no cold water is discharged when the gas water heater is used.
Description
Technical field
The present invention relates to sanitary bath equipment field, particularly a kind of water-control device and gas heater.
Background technology
Existing gas heater, due to the design of its pipeline, needs in use first could to release hot water by after the cold water emptying in pipeline, is not only inconvenient to use, also can causes great waste.
Summary of the invention
Main purpose of the present invention is to provide a kind of water-control device and gas heater, is intended to solve user has cold water discharge technical problem when using gas heater.
For achieving the above object, the present invention proposes a kind of gas heater, it comprises burner, heat exchanger, water inlet, delivery port and controller, described heat exchanger is connected between described water inlet and described delivery port, described burner is for heating the water in described heat exchanger, described gas heater also comprises main line and bypass line, described main line and bypass line are connected in parallel between described heat exchanger and described water inlet, described main line is provided with water pump and the first water flow sensor, described bypass line is provided with the second water flow sensor, described water pump, first water flow sensor, second water flow sensor and burner are all electrically connected with described controller.
Preferably, described gas heater also comprises temp probe, and described temp probe is arranged between the water inlet end of described main line and bypass line and described water inlet, and is electrically connected with described controller.
Preferably, described gas heater also comprises the first check valve, described first check valve is arranged between the water inlet end of described main line and bypass line and described water inlet, and described first check valve is from described water inlet to the water inlet end one-way conduction of described main line and bypass line.
Preferably, described main line is also provided with the second check valve to described heat exchanger conducting, this second check valve is near the water side of described main line;
Described bypass line is also provided with the 3rd check valve to described heat exchanger conducting, the 3rd check valve is near the water side of described bypass line.
Preferably, described gas heater also comprises water return outlet, and described water return outlet is arranged in parallel with described water inlet and the water inlet end of described main line and bypass line is connected.
Preferably, the water inlet end of described main line, the water inlet end of described bypass line and described water inlet are connected by triple valve, and described triple valve and described controller are electrically connected to control described main line, bypass line is communicated with or shutoff with described water inlet.
Preferably, temp probe and the first check valve is provided with between described triple valve and described water inlet.
Preferably, described gas heater has preheating mode, and after described gas heater enters preheating mode, described controller controls described main line and opens, and bypass line is closed; Described starting mode of pump; Described first water flow sensor detects that controlling described burner after described main line has current opens.
Preferably, described gas heater has bathroom pattern, and after described gas heater enters bathroom pattern, described controller controls described bypass line and opens, and main line is closed; Described water pump cuts out; Described second water flow sensor detects that controlling described burner after described bypass line has current opens.
Preferably, after described gas heater enters bathroom pattern, when described second water flow sensor detects that the water of described bypass line becomes static from flowing, described controller controls described gas heater and enters preheating mode.
Water-control device of the present invention have employed the main line and bypass line that are arranged in parallel, and built-in water pump, by triple valve waterway switching, to realize freely switching of preheating mode and bathroom pattern.Ensure that gas heater does not have cold water to discharge in use.
Accompanying drawing explanation
Fig. 1 is the structural representation of water-control device of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Be described further with regard to technical scheme of the present invention below in conjunction with drawings and the specific embodiments.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The present invention proposes a kind of water-control device, is applied in gas heater.
With reference to the structural representation that Fig. 1, Fig. 1 are water-control device of the present invention.
In embodiments of the present invention, this gas heater comprises burner (not shown), heat exchanger 20, water inlet 11, delivery port 15 and controller, this heat exchanger 20 is connected between water inlet 11 and delivery port 15, burner is used for the water in reheat heat exchanger 20, this gas heater also comprises main line 13 and bypass line 14, this main line 13 and bypass line 14 are connected in parallel between heat exchanger 20 and water inlet 11, this main line 13 is provided with water pump 50 and the first water flow sensor 61, this bypass line 14 is provided with the second water flow sensor 62, this water pump 50, first water flow sensor 61, second water flow sensor 62 and burner are all electrically connected with controller.
Have preheating mode and bathroom pattern at gas heater of the present invention, after gas heater enters preheating mode, this controller controls main line 13 and opens, and bypass line 14 is closed; Water pump 50 starts; First water flow sensor 61 is detecting that the burner of current by rear control gas heater is opened, until the water in pipeline reach default temperature after control combustion device close.Water in the pre-heating mode in gas heater pipeline circulating-heating under the effect of water pump 50, thus avoid the generation of the situation that user has cold water to flow out in use.After gas heater enters bathroom pattern, controller controls bypass line 14 and opens, and main line 13 is closed; Water pump 50 cuts out; Opened by controller control combustion device after bypass line 14 has current when the second water flow sensor 62 detects, the water now entered in gas heater by water source enters heat exchanger 20 through bypass line 14 and carries out heat exchange, then sends for user.When the second water flow sensor 62 detects that the water of bypass line 14 becomes static from flowing, controller controls gas heater and enters preheating mode, water in the pre-heating mode in gas heater pipeline circulating-heating under the effect of water pump 50, thus avoid the generation of the situation that user has cold water to flow out in use.
Need the work that above-mentioned first water flow sensor 61, second water flow sensor 62, water pump 50 and burner are described can be carried out unifying to control according to the logical relation of above-mentioned different mode by a controller, also can control according to the logical relation of above-mentioned different mode is point-to-point, its operation principle is substantially identical, does not repeat them here.
Gas heater of the present invention have employed the main line 13 and bypass line 14 that are arranged in parallel, and built-in water pump 50, by the switching of main line 13 and bypass line 14, to realize freely switching of preheating mode and bathroom pattern.Ensure that gas heater does not have cold water to discharge in use.
Based on a certain embodiment of the present invention, this gas heater also comprises temp probe 30, and this temp probe is arranged between the water inlet end of main line 13 and bypass line 14 and water inlet 11, and is electrically connected with controller.In use, the water that temp probe 30 can detect in its place pipeline reaches default temperature, when being closed by controller control combustion device after the temperature that the water temperature detected reaches default.In addition, in order to make the value measured by temp probe 30 and the first water flow sensor 61 more accurate, the water pump 50 on this main line 13 is preferably arranged near temp probe 30; The first water flow sensor 61 on main line 13 is preferably arranged near heat exchanger 20.
Based on a certain embodiment of the present invention, in order to avoid the aqueous reflux in pipeline affects the data measured by temp probe 30, first water flow sensor 61 and the second water flow sensor 62, can arrange the first check valve 71 between the water inlet end of main line 13 and bypass line 14 and water inlet 11, this first check valve 71 is from water inlet to the water inlet end one-way conduction of main line 13 and bypass line 14.
Based on a certain embodiment of the present invention, separate in order to ensure main line 13 and bypass line 14, do not interfere with each other, also can arrange the second check valve 72 of heat exchanger 20 conducting on main line 13, this second check valve 72 is preferably arranged near the water side of main line 13; And the 3rd check valve the 73, three check valve 73 arranging heat exchanger 20 conducting on bypass line 14 is preferably arranged near the water side of bypass line 14.
Based on a certain embodiment of the present invention, this gas heater also comprises water return outlet 12, and this water return outlet 12 is arranged in parallel with water inlet 11 and is connected with the water inlet end of main line 13 and bypass line 14.By this water return outlet 12 can by the Water Sproading of having lowered the temperature in pipeline to heat exchanger 20 to realize post bake, thus avoid the waste of water.
In a certain embodiment of the present invention, the water inlet end of this main line 13, the water inlet end of bypass line 14 and water inlet 11 are connected by triple valve 40, and this triple valve 40 and controller are electrically connected to control main line 13, bypass line 14 is communicated with or shutoff with water inlet 11.Temp probe 30 and the first check valve 71 is provided with between this triple valve 40 and water inlet 11.
In the present embodiment, this triple valve 40 is controlled to control the keying of main line 13 and bypass line 14 by controller, also respectively a control valve can be respectively set on main line 13 and bypass line 14, control by controller the keying that two control valves control main line 13 and bypass line 14.
In a certain embodiment of the present invention, this first water flow sensor 61 and the second water flow sensor 62 are preferably Hall switch.This triple valve 40 is preferably electric T-shaped valve.This water pump 50 is preferably electric water pump.
Should illustrate that the technical scheme of each embodiment of the present invention can be combined with each other; but must be can be embodied as basis with those skilled in the art; when technical scheme combination occur conflicting maybe cannot realize time people should think that the combination of this technical scheme does not exist, also not within the protection domain of application claims.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure transformation utilizing description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a gas heater, it comprises burner, heat exchanger, water inlet, delivery port and controller, described heat exchanger is connected between described water inlet and described delivery port, described burner is for heating the water in described heat exchanger, it is characterized in that, also comprise main line and bypass line, described main line and bypass line are connected in parallel between described heat exchanger and described water inlet, described main line is provided with water pump and the first water flow sensor, described bypass line is provided with the second water flow sensor, described water pump, first water flow sensor, second water flow sensor and burner are all electrically connected with described controller.
2. gas heater as claimed in claim 1, it is characterized in that, also comprise temp probe, described temp probe is arranged between the water inlet end of described main line and bypass line and described water inlet, and is electrically connected with described controller.
3. gas heater as claimed in claim 1, it is characterized in that, also comprise the first check valve, described first check valve is arranged between the water inlet end of described main line and bypass line and described water inlet, and described first check valve is from described water inlet to the water inlet end one-way conduction of described main line and bypass line.
4. gas heater as claimed in claim 1, it is characterized in that, described main line is also provided with the second check valve to described heat exchanger conducting, this second check valve is near the water side of described main line;
Described bypass line is also provided with the 3rd check valve to described heat exchanger conducting, the 3rd check valve is near the water side of described bypass line.
5. gas heater as claimed in claim 1, it is characterized in that, also comprise water return outlet, described water return outlet is arranged in parallel with described water inlet and the water inlet end of described main line and bypass line is connected.
6. gas heater as claimed in claim 1, it is characterized in that, the water inlet end of described main line, the water inlet end of described bypass line and described water inlet are connected by triple valve, and described triple valve and described controller are electrically connected to control described main line, bypass line is communicated with or shutoff with described water inlet.
7. gas heater as claimed in claim 6, is characterized in that, be provided with temp probe and the first check valve between described triple valve and described water inlet.
8. the water-control device as described in any one of claim 1 to 7, is characterized in that, described gas heater has preheating mode, and after described gas heater enters preheating mode, described controller controls described main line and opens, and bypass line is closed; Described starting mode of pump; Described first water flow sensor detects that controlling described burner after described main line has current opens.
9. the gas heater as described in any one of claim 1 to 7, is characterized in that, described gas heater has bathroom pattern, and after described gas heater enters bathroom pattern, described controller controls described bypass line and opens, and main line is closed; Described water pump cuts out; Described second water flow sensor detects that controlling described burner after described bypass line has current opens.
10. gas heater as claimed in claim 9, it is characterized in that, after described gas heater enters bathroom pattern, when described second water flow sensor detects that the water of described bypass line becomes static from flowing, described controller controls described gas heater and enters preheating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188190.9A CN104776589B (en) | 2015-04-20 | 2015-04-20 | Water-control device and gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188190.9A CN104776589B (en) | 2015-04-20 | 2015-04-20 | Water-control device and gas heater |
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| Publication Number | Publication Date |
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| CN104776589A true CN104776589A (en) | 2015-07-15 |
| CN104776589B CN104776589B (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510188190.9A Active CN104776589B (en) | 2015-04-20 | 2015-04-20 | Water-control device and gas heater |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679848A (en) * | 2018-03-01 | 2018-10-19 | 万家乐热能科技有限公司 | A kind of the flow property judgment method and gas-heating water heater of hot-water supply |
| CN108826704A (en) * | 2018-07-20 | 2018-11-16 | 樱花卫厨（中国）股份有限公司 | The gas heater that bypass pipe inflow can be adjusted |
| CN109000377A (en) * | 2018-08-09 | 2018-12-14 | 广东万家乐燃气具有限公司 | A kind of constant temp gas water heater and gas water heater constant temperature control method |
| CN109682171A (en) * | 2018-11-15 | 2019-04-26 | 苏州卡泰里环保能源有限公司 | It is a kind of for controlling the control structure of infra-red radiation luminescent screen gas flow |
| 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 |
| CN114508848A (en) * | 2020-10-28 | 2022-05-17 | 青岛经济技术开发区海尔热水器有限公司 | Gas water heater |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664571A (en) * | 2020-06-19 | 2020-09-15 | 海信(广东)厨卫系统有限公司 | Gas water heater and control method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679848A (en) * | 2018-03-01 | 2018-10-19 | 万家乐热能科技有限公司 | A kind of the flow property judgment method and gas-heating water heater of hot-water supply |
| CN108679848B (en) * | 2018-03-01 | 2020-06-19 | 万家乐热能科技有限公司 | Water flow property judgment method of hot water supply device and gas heating water heater |
| CN108826704A (en) * | 2018-07-20 | 2018-11-16 | 樱花卫厨（中国）股份有限公司 | The gas heater that bypass pipe inflow can be adjusted |
| CN109000377A (en) * | 2018-08-09 | 2018-12-14 | 广东万家乐燃气具有限公司 | A kind of constant temp gas water heater and gas water heater constant temperature control method |
| CN109000377B (en) * | 2018-08-09 | 2023-11-14 | 广东万家乐燃气具有限公司 | Constant-temperature gas water heater and constant-temperature control method of gas water heater |
| CN109682171A (en) * | 2018-11-15 | 2019-04-26 | 苏州卡泰里环保能源有限公司 | It is a kind of for controlling the control structure of infra-red radiation luminescent screen gas flow |
| 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 |
| CN114508848A (en) * | 2020-10-28 | 2022-05-17 | 青岛经济技术开发区海尔热水器有限公司 | Gas water heater |
| CN114508848B (en) * | 2020-10-28 | 2023-10-20 | 青岛经济技术开发区海尔热水器有限公司 | gas water heater |
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| CN104776589B (en) | 2017-10-27 |
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Effective date of registration: 20230104 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. |