CN103836706A - Fuel gas heating water heater and temperature regulating method thereof - Google Patents
Fuel gas heating water heater and temperature regulating method thereof Download PDFInfo
- Publication number
- CN103836706A CN103836706A CN201310655745.7A CN201310655745A CN103836706A CN 103836706 A CN103836706 A CN 103836706A CN 201310655745 A CN201310655745 A CN 201310655745A CN 103836706 A CN103836706 A CN 103836706A
- Authority
- CN
- China
- Prior art keywords
- water
- temperature
- main controller
- heating
- hot water
- 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.)
- Pending
Links
Images
Landscapes
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The invention provides a fuel gas heating water heater. The fuel gas heating water heater comprises a fuel gas heat exchange assembly, a main controller, a first temperature sensor, a second temperature sensor, a hot water outlet pipe, a cold water inlet pipe and a hot water return pipe, wherein the second temperature sensor is arranged on the hot water outlet pipe and used for measuring water temperature in the hot water outlet pipe, the first temperature sensor is arranged on the hot water return pipe and used for measuring water temperature in the hot water return pipe, and the second temperature sensor and a first water pump are respectively electrically connected with the main controller. The fuel gas heating water heater further comprises a heat supply loop which comprises a heat supply water outlet pipe, a heat supply water return pipe and a heat supply assembly, and a third temperature sensor is arranged in the heat supply water outlet pipe and electrically connected with the main controller. Through the scheme, the water return pipes are arranged on a traditional fuel gas heating water heater, the temperature sensors are additionally arranged, temperature obtained through the temperature sensors is compared with preset temperature to adjust the water temperature in time, the hot water temperature of the water supply end is ensured, water with the temperature lower than the preset temperature can not be output to a user, and the problem that the water heater can not supply heat in time is solved.
Description
Technical field
The present invention relates to domestic electric appliance field, refer to especially a kind of gas-heating water heater and a kind of gas-heating water heater method for regulating temperature.
Background technology
Instantly, the bathing gas-heating water heater in family is easy to use because of it, comparatively cheap thereby be subject to popular liking than Electrothermic water heater routine use cost.But, because gas-heating water heater self must be in ventilation according to position, and distance directly the hot water tap of use hot water is far away, while needing to use hot water in routine use, opening after hot water tap, first out be ducted cold water.Only have in pipeline after cold water all discharges, hot water just can be late, and also need to wait for long time when heating.This experience to gas-heating water heater has caused great infringement, and the also serious waste water resource of cold water of discharging in vain.
Therefore heating gas-heating water heater, how to realize a kind of immediate heating type is technical problem urgently to be resolved hurrily in the industry.
Summary of the invention
The present invention proposes a kind of gas-heating water heater, has solved gas-heating water heater in prior art and cannot immediately export the problem of hot water.
Technical scheme of the present invention is achieved in that
A kind of gas-heating water heater, comprise: combustion gas heat exchanger assembly, main controller with described combustion gas heat exchanger assembly electric connection, the hot water outlet pipe and the cold water inlet that are connected with described combustion gas heat exchanger assembly respectively, the hot water return pipe being connected with described combustion gas heat exchanger assembly by the first water pump, described hot water return pipe and described hot water outlet pipe supply water end (W.E.) to be connected to form hot-water return by outer water tube, described hot water outlet pipe is provided with the first heat detector for surveying water temperature in it, described hot water return pipe is provided with the second heat detector for surveying water temperature in it, described the first heat detector, described the second heat detector and described the first water pump are electrically connected with described main controller respectively, also comprise heating loop, comprise heating outlet pipe, heating water return pipe and heating assembly, described heating outlet pipe is connected with described combustion gas heat exchanger assembly, described heating assembly is connected with described heating outlet pipe, described heating water return pipe one end is connected with described heating assembly, the other end is connected described combustion gas heat exchanger assembly by the second water pump being electrically connected with described main controller, is provided with the 3rd heat detector being electrically connected with described main controller in described heating outlet pipe.
Further, described main controller is electrically connected and is useful on input predetermined temperature and shows described the first heat detector and the man-machine interaction panel of the second heat detector institute water temperature detection.
Further, described main controller also comprises that one can set by described man-machine interaction panel the timer of the scheduled time.
Further, described hot water outlet pipe is also connected with thermal insulation storage water tank, and described the first heat detector is arranged in described thermal insulation storage water tank.
Further, in described hot water outlet pipe, be also provided with water flow sensing unit.
The present invention also provides a kind of gas-heating water heater method for regulating temperature, comprises following steps:
(1) by man-machine interaction panel input predetermined temperature, comprising: minimum predetermined temperature and the highest predetermined temperature;
(2) main controller makes starting mode of pump;
(3) heat detector is measured the temperature of water, and the signal of telecommunication measuring is issued to described main controller;
(4) described main controller judges whether the temperature receiving is less than described predetermined temperature, if so, performs step (5), if not, and execution step (7);
(5) described main controller makes described combustion gas heat exchanger assembly start the water that heating is flowed through in combustion gas heat exchanger assembly;
(6) described main controller judge described temperature whether be greater than described in the highest predetermined temperature, if not, return to step (4), if so, execution step (7);
(7) described water pump and described combustion gas heat exchanger assembly quit work, and finish.
Further, described step (1) also comprises: by the described man-machine interaction panel input scheduled time, arrive after the scheduled time, carry out described step (2).
Further, carry out described step (2) front, execution step (1a): the signal of telecommunication recording is issued main controller by water flow sensing unit, main controller judges whether hot water is opened for water end (W.E.), if so, performs step (2), if not, finishes.
The invention has the beneficial effects as follows: pass through such scheme, on traditional gas-heating water heater, return pipe is set, and install heat detector additional, utilize temperature and the predetermined temperature that heat detector measures to compare, adjust in time water temperature, guarantee the hot water temperature for water end (W.E.), can not export the water lower than predetermined temperature to user, solved the problem of water heater heat supply in time.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the perspective view of the embodiment 1 of a kind of gas-heating water heater of the present invention;
Fig. 2 is the circuit principle structure schematic diagram of gas-heating water heater shown in Fig. 1;
Fig. 3 is the method for regulating temperature schematic flow sheet of gas-heating water heater shown in Fig. 1;
Fig. 4 is the method for regulating temperature schematic flow sheet of the embodiment 2 of a kind of gas-heating water heater of the present invention;
Fig. 5 is the method for regulating temperature schematic flow sheet of the embodiment 3 of a kind of gas-heating water heater of the present invention;
Fig. 6 is the method for regulating temperature schematic flow sheet of the embodiment 4 of a kind of gas-heating water heater of the present invention;
Fig. 7 is the heating system method for regulating temperature schematic flow sheet of the embodiment 1 of a kind of gas-heating water heater of the present invention;
the specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Referring to the embodiment 1 of a kind of gas-heating water heater of the present invention shown in Fig. 1 and Fig. 2, comprising: combustion gas heat exchanger assembly 1, main controller 11, hot water outlet pipe 3, cold water inlet 2, the first water pump 5 and hot water return pipe 4.Main controller 11 is electrically connected with described combustion gas heat exchanger assembly 1, for controlling the startup of described combustion gas heat exchanger assembly 1 and stopping.Hot water outlet pipe 3 is connected with described combustion gas heat exchanger assembly 1 respectively with cold water inlet 2, hot water return pipe 4 is connected with described combustion gas heat exchanger assembly 1 by the first water pump 5, and described hot water return pipe 4 and described hot water outlet pipe 3 supply water end (W.E.) to be connected to form hot-water return by outer water tube.
Described hot water outlet pipe 3 is provided with the first heat detector 13 for surveying water temperature in it, described hot water return pipe 4 is provided with the second heat detector 14 for surveying water temperature in it, and described the first heat detector 13, described the second heat detector 14 and described the first water pump 5 are electrically connected with described main controller 11 respectively.Described main controller 11 is also electrically connected and is useful on input predetermined temperature and shows described the first heat detector 13 and the man-machine interaction panel 12 of 14 water temperature detections of the second heat detector.
The method for regulating temperature of a kind of gas-heating water heater of the present embodiment shown in Figure 3, comprises following steps:
Step a1: input predetermined temperature by described man-machine interaction panel 12, comprise minimum predetermined temperature and the highest predetermined temperature, minimum predetermined temperature and the highest predetermined temperature are sent to main controller by man-machine interaction panel 12;
Step a2: described main controller 11 starts described the first water pump 5, and the first water pump 5 starts the water in hot water return pipe to be driven in combustion gas heat exchanger assembly 1;
Step a3: described the second heat detector 14 is measured the interior temperature of hot water return pipe 4, and the signal of telecommunication measuring is issued to described main controller 11;
Step a4: described main controller 11 judges whether the interior temperature of described hot water return pipe 4 is less than described minimum predetermined temperature, if so, performs step a5, if not, performs step a7;
Step a5: described main controller 11 makes described combustion gas heat exchanger assembly 1 start and heat the water of flowing through in described combustion gas heat exchanger assembly 1;
Step a6: described main controller 11 judge the interior temperature of described hot water return pipe 4 whether be greater than described in the highest predetermined temperature, if not, return to step (4), if so, execution step (7);
Step a7: described main controller 11 is controlled described the first water pump 5 and described combustion gas heat exchanger assembly 1 quits work, finishes.
Pass through such scheme, hot water return pipe 4 is set on traditional gas-heating water heater, and install heat detector additional, utilize temperature and the predetermined temperature that heat detector measures to compare, adjust in time water temperature, guarantee the hot water temperature for water end (W.E.), can not export the water lower than predetermined temperature to user, solved the problem of water heater heat supply in time.
In the present embodiment, also can measure the water temperature in hot water outlet pipe 3 by the first heat detector 13 on hot water outlet pipe 3, main controller 11 determines whether starting combustion gas heat exchanger assembly 1 by judging the temperature in hot water outlet pipe 3.
In the present embodiment, also comprise heating loop, comprise heating outlet pipe 7, heating water return pipe 6 and heating assembly; Described heating outlet pipe 7 is connected with described combustion gas heat exchanger assembly 1, described heating assembly is connected with described heating outlet pipe 7, described heating water return pipe 6 one end are connected with described heating assembly, the other end is connected described combustion gas heat exchanger assembly 1 by the second water pump 817 being electrically connected with described main controller 11, is provided with the 3rd heat detector 15 being electrically connected with described main controller 11 in described heating outlet pipe 7.
Shown in Figure 7, the present embodiment also provides the method for regulating temperature in heating loop:
Step e1: input preset temperature by man-machine interaction panel 12, comprise minimum predetermined temperature and the highest preset temperature, minimum predetermined temperature and the highest predetermined temperature are sent to main controller by man-machine interaction panel 12.
Step e2: described main controller 11 starts described the second water pump 817.
Step e3: described the 3rd heat detector 15 is measured the interior temperature of heating outlet pipe 7, and the signal of telecommunication measuring is issued to described main controller 11.
Step e4: described main controller 11 judges whether the interior temperature of described hot water return pipe 4 is less than described minimum predetermined temperature, if so, performs step (6), if not, and execution step (8).
Step e5: described main controller 11 makes described combustion gas heat exchanger assembly 1 start the water that heating is flowed through in described combustion gas heat exchanger assembly 1.
Step e6: described main controller 11 judge the interior temperature of described hot water return pipe 4 whether be greater than described in the highest predetermined temperature, if not, return to step (5), if so, execution step (8).
Step e7: described main controller 11 is controlled described the first water pump 5 and described combustion gas heat exchanger assembly 1 quits work, finishes.
In the present embodiment, will combine for warm bathing function, without heating equipment is set in addition, both effectively save space, and facilitate again and installed and maintenance.
Embodiment 2:
In the present embodiment, be different from embodiment 1: described main controller 11 also comprises that one can set by described man-machine interaction panel 12 timer of the scheduled time.Other structures of the present embodiment are with embodiment 1.
Provide the present embodiment a kind of gas-heating water heater method for regulating temperature below, comprise following steps:
Step b1: input respectively predetermined temperature and the scheduled time by described man-machine interaction panel 12, described predetermined temperature comprises: minimum predetermined temperature and the highest predetermined temperature, minimum predetermined temperature and the highest predetermined temperature are sent to main controller by man-machine interaction panel 12; Arrive after the scheduled time execution step b2.
Step b2: described main controller 11 starts described the first water pump 5;
Step b3: described the second heat detector 14 is measured the interior temperature of hot water return pipe 4, and the signal of telecommunication measuring is issued to described main controller 11;
Step b4: described main controller 11 judges whether the interior temperature of described hot water return pipe 4 is less than described minimum predetermined temperature, if so, performs step b5, if not, performs step b7;
Step b5: described main controller 11 makes described combustion gas heat exchanger assembly 1 start the water that heating is flowed through in described combustion gas heat exchanger assembly 1;
Step b6: described main controller 11 judge the interior temperature of described hot water return pipe 4 whether be greater than described in the highest predetermined temperature, if not, return to step b4, if so, perform step b7;
Step b7: described main controller 11 is controlled described the first water pump 5 and described combustion gas heat exchanger assembly 1 quits work, finishes.
By such scheme, by the setting of timer, make user can set according to the bathing time of controlling oneself temperature and the working time of backwater, while only having the time of advent, combustion gas heat exchanger assembly 1 just can start work, has saved the energy.As the further optimization to the present embodiment, also can realize to the heating loop in this enforcement the work of the scheduled time, therefore not to repeat here, but within the water heater method for regulating temperature that it should be noted in the discussion above that this predetermined heating duration also belongs to protection scope of the present invention.
Embodiment 3:
In the present embodiment, be different from embodiment 1: in described hot water outlet pipe 3, be also provided with water flow sensing unit.Other structures of the present embodiment are with embodiment 1.
Provide the present embodiment a kind of gas-heating water heater method for regulating temperature below, comprise following steps:
Step c1: input predetermined temperature by described man-machine interaction panel 12, described predetermined temperature comprises: minimum predetermined temperature and the highest predetermined temperature; Minimum predetermined temperature and the highest predetermined temperature are sent to main controller by man-machine interaction panel 12.
Step c2: the signal of telecommunication recording is issued main controller 11 by water flow sensing unit.
Step c3: main controller 11 judges whether hot water is opened for water end (W.E.), if so, performs step (3), if not, finishes.
Step c4: described main controller 11 starts described the first water pump 5;
Step c5: described the second heat detector 14 is measured the interior temperature of hot water return pipe 4, and the signal of telecommunication measuring is issued to described main controller 11;
Step c6: described main controller 11 judges whether the interior temperature of described hot water return pipe 4 is less than described minimum predetermined temperature, if so, performs step c7, if not, performs step c9;
Step c7: described main controller 11 makes described combustion gas heat exchanger assembly 1 start the water that heating is flowed through in described combustion gas heat exchanger assembly 1;
Step c8: described main controller 11 judge the interior temperature of described hot water return pipe 4 whether be greater than described in the highest predetermined temperature, if not, return to step c6, if so, perform step c9;
Step c9: described main controller 11 is controlled described the first water pump 5 and described combustion gas heat exchanger assembly 1 quits work, finishes.
By such scheme, user is only in the time opening for water end (W.E.), and water flow sensing unit sends the signal of telecommunication, and main controller 11 starts combustion gas heat exchanger assembly 1, and combustion gas heat exchanger assembly 1 is in halted state at ordinary times; And during only lower than minimum predetermined temperature, combustion gas heat exchanger assembly 1 is startup work, thereby prevented the frequent open and close of gas-heating water heater, has extended the service life of combustion gas heat exchanger assembly 1, and save the energy.
Embodiment 4:
In the present embodiment, be different from embodiment 1: described hot water outlet pipe 3 is also connected with thermal insulation storage water tank, described the first heat detector 13 is arranged in described thermal insulation storage water tank.Other structures of the present embodiment are with embodiment 1.
In the present embodiment, the method for regulating temperature of water heater is:
Steps d 1: input predetermined temperature by described man-machine interaction panel 12, described predetermined temperature comprises: minimum predetermined temperature and the highest predetermined temperature;
Steps d 2: described main controller 11 starts described the first water pump 5;
Steps d 3: described the first heat detector 13 is measured temperature in thermal insulation storage water tank, and the signal of telecommunication measuring is issued to described main controller 11;
Steps d 4: described main controller 11 judges whether the interior temperature of described hot water return pipe 4 is less than described minimum predetermined temperature, if so, performs step (6), if not, and execution step (8);
Steps d 5: described main controller 11 makes described combustion gas heat exchanger assembly 1 start the water that heating is flowed through in described combustion gas heat exchanger assembly 1;
Steps d 6: described main controller 11 judge the interior temperature of described hot water return pipe 4 whether be greater than described in the highest predetermined temperature, if not, return to step (5), if so, execution step (8);
Steps d 7: described main controller 11 is controlled described the first water pump 5 and described combustion gas heat exchanger assembly 1 quits work, finishes.
Because of the setting of thermal insulation storage water tank, make the present embodiment can store, heat more substantial hot water, therefore can be widely used in bathroom, gymnasium etc. need to be compared with large hot water volume's place, has improved the range of application of a kind of gas-heating water heater of the present invention, thereby has greatly saved the energy.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a gas-heating water heater, it is characterized in that, comprise: combustion gas heat exchanger assembly, main controller with described combustion gas heat exchanger assembly electric connection, the hot water outlet pipe and the cold water inlet that are connected with described combustion gas heat exchanger assembly respectively, the hot water return pipe being connected with described combustion gas heat exchanger assembly by the first water pump, described hot water return pipe and described hot water outlet pipe supply water end (W.E.) to be connected to form hot-water return by outer water tube, described hot water outlet pipe is provided with the first heat detector for surveying water temperature in it, described hot water return pipe is provided with the second heat detector for surveying water temperature in it, described the first heat detector, described the second heat detector and described the first water pump are electrically connected with described main controller respectively, also comprise heating loop, comprise heating outlet pipe, heating water return pipe and heating assembly, described heating outlet pipe is connected with described combustion gas heat exchanger assembly, described heating assembly is connected with described heating outlet pipe, described heating water return pipe one end is connected with described heating assembly, the other end is connected described combustion gas heat exchanger assembly by the second water pump being electrically connected with described main controller, is provided with the 3rd heat detector being electrically connected with described main controller in described heating outlet pipe.
2. a kind of gas-heating water heater according to claim 1, is characterized in that: described main controller is electrically connected and is useful on input predetermined temperature and shows described the first heat detector and the man-machine interaction panel of the second heat detector institute water temperature detection.
3. a kind of gas-heating water heater according to claim 2, is characterized in that: described main controller also comprises that one can set by described man-machine interaction panel the timer of the scheduled time.
4. a kind of gas-heating water heater according to claim 2, is characterized in that: described hot water outlet pipe is also connected with thermal insulation storage water tank, described the first heat detector is arranged in described thermal insulation storage water tank.
5. a kind of gas-heating water heater according to claim 2, is characterized in that: in described hot water outlet pipe, be also provided with water flow sensing unit.
6. a gas-heating water heater method for regulating temperature, comprises following steps:
(1) by man-machine interaction panel input predetermined temperature, comprising: minimum predetermined temperature and the highest predetermined temperature;
(2) main controller makes starting mode of pump;
(3) heat detector is measured the temperature of water, and the signal of telecommunication measuring is issued to described main controller;
(4) described main controller judges whether the temperature receiving is less than described predetermined temperature, if so, performs step (5), if not, and execution step (7);
(5) described main controller makes described combustion gas heat exchanger assembly start the water that heating is flowed through in combustion gas heat exchanger assembly;
(6) described main controller judge described temperature whether be greater than described in the highest predetermined temperature, if not, return to step (4), if so, execution step (7);
(7) described water pump and described combustion gas heat exchanger assembly quit work, and finish.
7. a kind of gas-heating water heater method for regulating temperature according to claim 6, is characterized in that: described step (1) also comprises: by the described man-machine interaction panel input scheduled time, arrive after the scheduled time, carry out described step (2).
8. a kind of gas-heating water heater method for regulating temperature according to claim 6, it is characterized in that: carry out described step (2) front, execution step (1a): the signal of telecommunication recording is issued main controller by water flow sensing unit, main controller judges whether hot water is opened for water end (W.E.), if, execution step (2), if not, finishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310655745.7A CN103836706A (en) | 2013-12-06 | 2013-12-06 | Fuel gas heating water heater and temperature regulating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310655745.7A CN103836706A (en) | 2013-12-06 | 2013-12-06 | Fuel gas heating water heater and temperature regulating method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103836706A true CN103836706A (en) | 2014-06-04 |
Family
ID=50800452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310655745.7A Pending CN103836706A (en) | 2013-12-06 | 2013-12-06 | Fuel gas heating water heater and temperature regulating method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103836706A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775617A (en) * | 2018-07-04 | 2018-11-09 | 阿诗丹顿燃具有限公司 | A kind of gas-heating water heater of anti-dry |
| CN110057107A (en) * | 2019-03-19 | 2019-07-26 | 广东万家乐燃气具有限公司 | A kind of quick heating control method of gas-heating water heater |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2342429A (en) * | 1998-09-23 | 2000-04-12 | George Curtis | Flow control for boiler of central heating/hot water system |
| CN2758641Y (en) * | 2004-10-27 | 2006-02-15 | 山西国营大众机械厂电子燃气具总厂 | Wall gas water heater with double water ways for heating and bathing |
| CN201652815U (en) * | 2010-01-28 | 2010-11-24 | 张学林 | Intelligent water heater circulating return water device and system |
| CN102374665A (en) * | 2011-09-26 | 2012-03-14 | 广东万家乐燃气具有限公司 | Automatic temperature-regulating system and method of central gas water heater |
| CN204006279U (en) * | 2013-12-06 | 2014-12-10 | 中山市佑玛电器有限公司 | A kind of gas-heating water heater |
-
2013
- 2013-12-06 CN CN201310655745.7A patent/CN103836706A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2342429A (en) * | 1998-09-23 | 2000-04-12 | George Curtis | Flow control for boiler of central heating/hot water system |
| CN2758641Y (en) * | 2004-10-27 | 2006-02-15 | 山西国营大众机械厂电子燃气具总厂 | Wall gas water heater with double water ways for heating and bathing |
| CN201652815U (en) * | 2010-01-28 | 2010-11-24 | 张学林 | Intelligent water heater circulating return water device and system |
| CN102374665A (en) * | 2011-09-26 | 2012-03-14 | 广东万家乐燃气具有限公司 | Automatic temperature-regulating system and method of central gas water heater |
| CN204006279U (en) * | 2013-12-06 | 2014-12-10 | 中山市佑玛电器有限公司 | A kind of gas-heating water heater |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775617A (en) * | 2018-07-04 | 2018-11-09 | 阿诗丹顿燃具有限公司 | A kind of gas-heating water heater of anti-dry |
| CN110057107A (en) * | 2019-03-19 | 2019-07-26 | 广东万家乐燃气具有限公司 | A kind of quick heating control method of gas-heating water heater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8375934B2 (en) | Solar water heater retrofitted from conventional water heater, system and method | |
| CN206637825U (en) | Gas wall-mounted furnace | |
| CN102213489B (en) | A kind of method and system realizing gas heater multi-machine parallel connection | |
| CN103411314B (en) | Hot water machine backwater control assembly, hot water machine and backwater control method thereof | |
| CN104075373A (en) | Wall-hanging stove constant temperature control method and system based on chambered temperature control floor heating | |
| CN102661630B (en) | Energy-saving water-saving device of gas water heater with vacuum heat-preservation water tank | |
| CN102997428B (en) | Water heater with water saving system | |
| CN102563883A (en) | Water temperature control device | |
| CN103836706A (en) | Fuel gas heating water heater and temperature regulating method thereof | |
| CN104034044A (en) | Water saving device applicable to different types of water heaters | |
| CN202790888U (en) | Dual-inflowing electric heating faucet | |
| CN205860456U (en) | Gas wall-mounted furnace | |
| CN204006279U (en) | A kind of gas-heating water heater | |
| CN202630225U (en) | Solar and heat-pump combined hot water system | |
| CN207880925U (en) | Energy saving nature microcirculation household instant hot water's system | |
| CN203489488U (en) | Waterway system for gas heating water furnace | |
| CN202002321U (en) | Water temperature control device | |
| CN210532674U (en) | Gas water heating equipment | |
| CN203928452U (en) | The solar water heater system of saving water and energy | |
| CN201575603U (en) | Water heater replenishing heating device | |
| CN202955856U (en) | Quick-heating thermostating electric water heater | |
| CN207422341U (en) | A kind of list with water pot warms up wall-hung boiler | |
| CN201311054Y (en) | Gas water heater with auxiliary heating device | |
| CN201149361Y (en) | Built-in gas water heater | |
| CN102705987A (en) | Full-automatic energy accumulation type instant electric water heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140604 |