CN208012069U - Gas heater and apply its water route pipe network - Google Patents
Gas heater and apply its water route pipe network Download PDFInfo
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- CN208012069U CN208012069U CN201820301087.XU CN201820301087U CN208012069U CN 208012069 U CN208012069 U CN 208012069U CN 201820301087 U CN201820301087 U CN 201820301087U CN 208012069 U CN208012069 U CN 208012069U
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Abstract
The utility model is related to a kind of gas heater and apply its water route pipe network.The gas heater includes water heater body and the connecting terminal for being electrically connected with outer water pump, the water heater body includes heat exchanger and controller, the heat exchanger is connected with water inlet pipe and outlet pipe, the outlet pipe is equipped with leaving water temperature probe, the leaving water temperature probe is for detecting the water temperature in the outlet pipe, the controller is electrically connected with leaving water temperature probe, the connecting terminal respectively, and the controller controls the start and stop of the outer water pump by the connecting terminal.The inside of water heater body is not provided with water circulating pump, declines to the main screw lift of water heater body, transportation cost reduces.Meanwhile user selects the outer water pump of different capacity according to the length in different water routes, meets the requirement of different water route length.
Description
Technical field
The utility model is related to technical field of water heaters, more particularly to a kind of gas heater and apply its waterway tube
Net.
Background technology
In the gas heater of the pre- hot function of traditional band, gas heater is internally provided with water circulating pump.However, increasing
Water circulating pump will cause water heater main screw lift to increase, and transportation cost increases.In addition, maximum problem is the power of built-in water pump
It is fixed, cannot be satisfied the use demand of the user in different water routes.For example, if the water route in user family is longer, pipe resistance
Larger, the power for being limited to built-in water pump is fixed, and such zero cold water gas heater cannot achieve cycle preheating.Therefore, traditional
Gas heater there is a problem that different water route length adaptabilities difference and transportation cost it is high.
Utility model content
Based on this, it is necessary to for bad adaptability and the high problem of transportation cost, provide a kind of gas heater and application
Its water route pipe network, it is low to the adaptable and transportation cost of different water route length.
A kind of gas heater, including water heater body and the connecting terminal for being electrically connected with outer water pump, it is described
Water heater body includes heat exchanger and controller, and the heat exchanger is connected with water inlet pipe and outlet pipe, the outlet pipe peace
Pop one's head in equipped with leaving water temperature, leaving water temperature probe for detecting the water temperature in the outlet pipe, the controller respectively with
The leaving water temperature probe, the connecting terminal are electrically connected, and the controller is controlled described external by the connecting terminal
The start and stop of water pump.
Gas heater described in the utility model, compared with the background art caused by advantageous effect：Water heater body
Inside be not provided with water circulating pump, to water heater body main screw lift decline, transportation cost reduce.Meanwhile user according to
The length in different water routes selects the outer water pump of different capacity.Outer water pump is located at the outside of water heater body, and can with connect
Line terminals are electrically connected.Controller controls the start and stop of outer water pump by connecting terminal.Therefore, above-mentioned gas heater is not only transported
It is defeated at low cost, and the outer water pump of different capacity can be selected according to different water route length, have suitable to different water route length
The characteristics of Ying Xingqiang.
The water heater body further includes shell in one of the embodiments, the heat exchanger and the controller
It is installed in the shell, the connecting terminal is located at outside the shell.In this way, connecting terminal is located at the outside of shell, it is convenient for
Attended operation is realized with outer water pump.
Water flow sensor is installed in one of the embodiments, the water flow sensor is used on the water inlet pipe
In detecting the water flow in the water inlet pipe, the water heater body further includes burner and pneumatic control system, the burner position
In the lower section of the heat exchanger, the burner is connected with air inlet pipe, and pneumatic control system, the gas are equipped in the air inlet pipe
Control system, the water flow sensor and the controller are electrically connected.Controller obtains water inlet pipe by water flow sensor
Interior flow information, to control pneumatic control system so that pneumatic control system is opened, and burner ignition is made to heat heat exchanger,
Realize the water in heating pipeline.
Inflow temperature probe is installed in one of the embodiments, the inflow temperature probe is used on the water inlet pipe
In detecting the water temperature in the water inlet pipe, the controller is electrically connected with inflow temperature probe.Controller passes through water inlet
Temp probe obtains water inlet water temperature information, and then decides whether to control the startup of outer water pump by connecting terminal, if heating
Water in pipeline.
A kind of water route pipe network, including outer water pump, tap water pipe line, return pipe and above-mentioned gas heater, it is described outer
Water pump is electrically connected with the connecting terminal, and the outer water pump is mounted on the water inlet pipe or the outlet pipe, described
Tap water pipe line is connect respectively with the water inlet pipe and the connection of the first end of the return pipe, the second end of the return pipe and institute
State outlet pipe connection.
Water route pipe network described in the utility model, compared with the background art caused by advantageous effect：Water heater body's
Inside is not provided with water circulating pump, declines to the main screw lift of water heater body, transportation cost reduces.Meanwhile user is not according to
The outer water pump of different capacity is selected with the length in water route.Outer water pump is mounted on water inlet pipe or outlet pipe, and is located at hot water
The outside of device ontology.Outlet pipe, return pipe, water inlet pipe and heat exchanger form closed circuit.In this way, when leaving water temperature probe inspection
When measuring output water temperature less than preset value, controller controls the startup of outer water pump by connecting terminal, to which outer water pump will
The water of outlet pipe, which is circulated back in water heater body, to be reheated, until leaving water temperature probe detects output water temperature and is equal to or high
In preset value.At this point, controller controls the out of service of outer water pump by connecting terminal.Therefore, above-mentioned gas heater is not
Only transportation cost is low, and the outer water pump of different capacity can be selected according to different water route length, has long to different water routes
Spend adaptable feature.
Return water check valve, the input of the return water check valve are provided on the return pipe in one of the embodiments,
End is arranged close to the outlet pipe, and the output end of the return water check valve is arranged close to the water inlet pipe.
The running water pipe road is provided with water feeding one-way valve in one of the embodiments, the water feeding one-way valve
Input terminal is arranged far from the outlet pipe, and the output end of the water feeding one-way valve is arranged close to the outlet pipe.
A kind of water route pipe network, including outer water pump, tap water pipe line, water mixing valve and above-mentioned gas heater, it is described outer
Water pump is electrically connected with the connecting terminal, and the outer water pump is mounted on the water inlet pipe or the outlet pipe, described
Tap water pipe line is connect with the water inlet pipe, and the hot water mouth of the water mixing valve is connected to the outlet pipe, the water mixing valve it is cold
The mouth of a river is connected to the tap water pipe line.
Water route pipe network described in the utility model, compared with the background art caused by advantageous effect：Water heater body's
Inside is not provided with water circulating pump, declines to the main screw lift of water heater body, transportation cost reduces.Meanwhile user is not according to
The outer water pump of different capacity is selected with the length in water route.Outer water pump is mounted on water inlet pipe or outlet pipe, and is located at hot water
The outside of device ontology.Outlet pipe, water mixing valve, water inlet pipe and heat exchanger form closed circuit.In this way, when leaving water temperature probe inspection
When measuring output water temperature less than preset value, controller controls the startup of outer water pump by connecting terminal, to which outer water pump will
The water of outlet pipe, which is circulated back in water heater body, to be reheated, until leaving water temperature probe detects output water temperature and is equal to or high
In preset value.At this point, controller controls the out of service of outer water pump by connecting terminal.Therefore, above-mentioned gas heater is not
Only transportation cost is low, and the outer water pump of different capacity can be selected according to different water route length, has long to different water routes
Spend adaptable feature.
Mixed water is equipped between the hot water mouth of the water mixing valve and the cold water outlet of the water mixing valve in one of the embodiments,
Check valve, the input terminal of the mixed water one-way valve is close to the hot water mouth side of the water mixing valve, the output of the mixed water one-way valve
End is close to the cold water outlet side of the water mixing valve.
The water mixing valve is multiple in one of the embodiments, and the mixed water one-way valve is located at from the running water pipe
At the farthest water mixing valve in road.
Description of the drawings
Fig. 1 is the structural schematic diagram of gas heater described in the utility model embodiment；
Fig. 2 is the structural schematic diagram one of water route pipe network described in the utility model embodiment；
Fig. 3 is the structural schematic diagram two of water route pipe network described in the utility model embodiment.
100, water heater body, 101, heat exchanger, 102, controller, 103, water inlet pipe, 104, outlet pipe, 105, water outlet
Temp probe, 106, shell, 107, water flow sensor, 108, burner, 109, pneumatic control system, 110, air inlet pipe, 111, into
Coolant-temperature gage is popped one's head in, 200, connecting terminal, 300, outer water pump, 401, tap water pipe line, 402, return pipe, 403, return water it is unidirectional
Valve, 404, water feeding one-way valve, 405, mixed water one-way valve, 500, use water spot.
Specific implementation mode
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making new to this practicality
The disclosure of type understands more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes." first " described in the utility model, " second " do not represent specific quantity and sequence, are only used for
The differentiation of title.
Incorporated by reference to Fig. 1 and Fig. 2, a kind of gas heater, including water heater body 100 and be used for and the electricity of outer water pump 300
Property connection connecting terminal 200.Water heater body 100 includes heat exchanger 101 and controller 102, and heat exchanger 101 is connected with
Water inlet pipe 103 and outlet pipe 104, outlet pipe 104 are equipped with leaving water temperature probe 105, and leaving water temperature probe 105 is for detecting
Water temperature in water pipe 104, controller 102 are electrically connected with leaving water temperature probe 105, connecting terminal 200 respectively, controller 102
The start and stop of outer water pump 300 are controlled by connecting terminal 200.
The gas heater of the utility model, compared with the background art caused by advantageous effect：Water heater body's 100
Inside is not provided with water circulating pump, declines to the main screw lift of water heater body 100, transportation cost reduces.Meanwhile user according to
The length in different water routes selects the outer water pump 300 of different capacity.Outer water pump 300 is located at the outside of water heater body 100, and
It can be electrically connected with connecting terminal 200.Controller 102 controls the start and stop of outer water pump 300 by connecting terminal 200.Therefore,
Not only transportation cost is low for above-mentioned gas heater, but also the outer water pump of different capacity can be selected according to different water route length
300, have the characteristics that strong to different water route length adaptabilities.
In addition, the controller 102 of water heater body 100 can control the start and stop of outer water pump 300, it is outer without additional configuration
300 dedicated water pump controller of water pump, can be cost-effective and effectively by water heater body 100 and outer water pump 300
Logic carries out association.The control circuit of outer water pump 300 is integrated into the controller 102 of water heater body 100, by controller
102 outside water pumps 300 provide power supply.
In one of the embodiments, incorporated by reference to Fig. 1 and Fig. 2, water heater body 100 further includes shell 106, heat exchanger
101 and controller 102 be installed in shell 106, connecting terminal 200 is located at outside shell 106.In this way, connecting terminal 200 is located at shell
The outside of body 106, convenient for realizing attended operation with outer water pump 300.
In one of the embodiments, incorporated by reference to Fig. 1 and Fig. 2, water flow sensor 107, water are installed on water inlet pipe 103
Flow sensor 107 is used to detect the water flow in water inlet pipe 103, and water heater body 100 further includes burner 108 and gas control system
System 109, burner 108 is located at the lower section of heat exchanger 101, and burner 108 is connected with air inlet pipe 110, is installed in air inlet pipe 110
There are pneumatic control system 109, pneumatic control system 109, water flow sensor 107 and controller 102 to be electrically connected.Controller 102 passes through water
Flow sensor 107 obtains the flow information in water inlet pipe 103, to control pneumatic control system 109 so that pneumatic control system 109
It opens, and makes the igniting heating heat exchanger 101 of burner 108, realize the water in heating pipeline.
Wherein, pneumatic control system 109 is used to control the break-make of combustion gas in air inlet pipe 110.
In one of the embodiments, incorporated by reference to Fig. 1 and Fig. 2, inflow temperature probe 111 is installed on water inlet pipe 103, into
Coolant-temperature gage probe 111 is electrically connected for detecting the water temperature in water inlet pipe 103, controller 102 with inflow temperature probe 111.Control
Device 102 processed obtains water inlet water temperature information by inflow temperature probe 111, and then decides whether to control by connecting terminal 200 outer
The startup of water pump 300, if the water in heating pipeline.
Water heater body 100 is equipped with preheating mode.After user enables preheating mode, inflow temperature probe 111 and water outlet
Temp probe 105 continues monitor water temperature.If intake water temperature or output water temperature simultaneously less than preset value, show water in water route
Through cooling off, need to preheat water pipe.Controller 102 exports 220V power supplys by 200 outside water pump 300 of connecting terminal, to outer
Water pump 300 starts.After outer water pump 300 operates, the water of water pipe is realized by outer water pump 300 to be recycled, water flow sensing
Device 107 detects that water flow signal, controller 102 control pneumatic control system 109 and open, and the igniting heating of burner 108, to real
Water in existing heating pipe.When water inlet water temperature or output water temperature are simultaneously above or equal to a certain temperature value, show in water route
Water, which has been warmed up, to be finished, and controller 102 interrupts the power supply of outer water pump 300, and outer water pump 300 stops operating.At this point, water flow
Sensor 107 does not detect that water-flow signal, controller 102 close pneumatic control system 109, and burner 108 stops heating, combustion gas heat
Hydrophone completes water pipe preheating.
Wherein, outlet pipe 104 is connected to with water spot 500.Can be tap or shower with water spot 500.
A variety of connection types may be used for the exterior line of above-mentioned gas heater so that water inlet pipe 103,104 energy of outlet pipe
Constitute a closed circuit.
For example, referring to FIG. 2, a kind of water route pipe network, including outer water pump 300, tap water pipe line 401,402 and of return pipe
Above-mentioned gas heater, outer water pump 300 are electrically connected with connecting terminal 200, and outer water pump 300 is mounted on water inlet pipe 103
Or on outlet pipe 104, tap water pipe line 401 is connect respectively with water inlet pipe 103 and the connection of the first end of return pipe 402, return pipe
402 second end is connect with outlet pipe 104.
The water route pipe network of the utility model, compared with the background art caused by advantageous effect：Water heater body's 100 is interior
Portion is not provided with water circulating pump, declines to the main screw lift of water heater body 100, transportation cost reduces.Meanwhile user according to
The length in different water routes selects the outer water pump 300 of different capacity.Outer water pump 300 is mounted on water inlet pipe 103 or outlet pipe 104
On, and positioned at the outside of water heater body 100.Outlet pipe 104, return pipe 402, water inlet pipe 103 and the composition of heat exchanger 101 close
Close circuit.In this way, when leaving water temperature probe 105 detects that output water temperature is less than preset value, controller 102 passes through connecting terminal
200 control the startup of outer water pump 300, to which the water of outlet pipe 104 is circulated back to water heater body 100 by outer water pump 300
It inside reheats, until leaving water temperature probe 105 detects that output water temperature is equal to or higher than preset value.At this point, controller 102 is logical
It crosses connecting terminal 200 and controls the out of service of outer water pump 300.Therefore, not only transportation cost is low for above-mentioned gas heater, but also
The outer water pump 300 that different capacity can be selected according to different water route length, has the spy strong to different water route length adaptabilities
Point.
In one of the embodiments, referring to FIG. 2, being provided with return water check valve 403 on return pipe 402, return water is unidirectional
The input terminal of valve 403 is arranged close to outlet pipe 104, and the output end of return water check valve 403 is arranged close to water inlet pipe 103.Return water list
Water to valve 403 in control piper flows to water inlet pipe 103 from outlet pipe 104.After outer water pump 300 starts, outlet pipe
104, return pipe 402, return water check valve 403, water inlet pipe 103 and heat exchanger 101 form closed circuit, the water of outlet pipe 104
Through being preheated in 103 inflow heat exchanger 101 of return pipe 402, return water check valve 403 and water inlet pipe.
In one of the embodiments, referring to FIG. 2, being provided with water feeding one-way valve 404 on tap water pipe line 401, water inlet
The input terminal of check valve 404 is arranged far from outlet pipe 104, and the output end of water feeding one-way valve 404 is arranged close to outlet pipe 104.Into
Water one-way valve 404 can prevent the water of water heater body 100 from flowing back into tap water pipe line 401.
For another example, referring to FIG. 3, a kind of water route pipe network, including outer water pump 300, tap water pipe line 401, water mixing valve and
Above-mentioned gas heater, outer water pump 300 are electrically connected with connecting terminal 200, and outer water pump 300 is mounted on water inlet pipe 103
Or on outlet pipe 104, tap water pipe line 401 is connect with water inlet pipe 103, and the hot water mouth of water mixing valve is connected to outlet pipe 104, mixes water
The cold water outlet of valve is connected to tap water pipe line 401.
The water route pipe network of the utility model, compared with the background art caused by advantageous effect：Water heater body's 100 is interior
Portion is not provided with water circulating pump, declines to the main screw lift of water heater body 100, transportation cost reduces.Meanwhile user according to
The length in different water routes selects the outer water pump 300 of different capacity.Outer water pump 300 is mounted on water inlet pipe 103 or outlet pipe 104
On, and positioned at the outside of water heater body 100.Outlet pipe 104, water mixing valve, water inlet pipe 103 and the composition of heat exchanger 101 are closed
Circuit.In this way, when leaving water temperature probe 105 detects that output water temperature is less than preset value, controller 102 passes through connecting terminal
200 control the startup of outer water pump 300, to which the water of outlet pipe 104 is circulated back to water heater body 100 by outer water pump 300
It inside reheats, until leaving water temperature probe 105 detects that output water temperature is equal to or higher than preset value.At this point, controller 102 is logical
It crosses connecting terminal 200 and controls the out of service of outer water pump 300.Therefore, not only transportation cost is low for above-mentioned gas heater, but also
The outer water pump 300 that different capacity can be selected according to different water route length, has the spy strong to different water route length adaptabilities
Point.
In one of the embodiments, referring to FIG. 3, being equipped between the hot water mouth of water mixing valve and the cold water outlet of water mixing valve mixed
Water one-way valve 405 mixes the input terminal of water one-way valve 405 close to the hot water mouth side of water mixing valve, mixes the output end of water one-way valve 405
Close to the cold water outlet side of water mixing valve.
In one of the embodiments, referring to FIG. 3, water mixing valve is multiple, mixes water one-way valve 405 and be located at from running water pipe
At the farthest water mixing valve in road 401.In this way, the cold water in the water mixing valve farthest from tap water pipe line 401 being capable of circulation heat recovery exchange
It is preheated in device 101, then other water mixing valves can also preheat in circulation heat recovery exchanger 101, realize and carry out the cold water in pipeline in advance
Heat.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of gas heater, which is characterized in that including water heater body (100) and for electrical with outer water pump (300)
The connecting terminal (200) of connection, the water heater body (100) include heat exchanger (101) and controller (102), the heat
Exchanger (101) is connected with water inlet pipe (103) and outlet pipe (104), and the outlet pipe (104) is equipped with leaving water temperature probe
(105), the leaving water temperature probe (105) is used to detect the water temperature in the outlet pipe (104), the controller (102) point
It is not electrically connected with leaving water temperature probe (105), the connecting terminal (200), the controller (102) is connect by described
Line terminals (200) control the start and stop of the outer water pump (300).
2. gas heater according to claim 1, which is characterized in that the water heater body (100) further includes shell
(106), the heat exchanger (101) and the controller (102) are installed in the shell (106), the connecting terminal
(200) it is located at the shell (106) outside.
3. gas heater according to claim 1, which is characterized in that be equipped with water flow on the water inlet pipe (103)
Sensor (107), the water flow sensor (107) are used to detect the water flow in the water inlet pipe (103), the water heater
Ontology (100) further includes burner (108) and pneumatic control system (109), and the burner (108) is located at the heat exchanger
(101) lower section, the burner (108) are connected with air inlet pipe (110), the gas control are equipped on the air inlet pipe (110)
System (109), the pneumatic control system (109), the water flow sensor (107) and the controller (102) are electrically connected.
4. gas heater according to any one of claims 1 to 3, which is characterized in that installed on the water inlet pipe (103)
There is inflow temperature to pop one's head in (111), the inflow temperature probe (111) is used to detect the water temperature in the water inlet pipe (103), described
Controller (102) is electrically connected with inflow temperature probe (111).
5. a kind of water route pipe network, which is characterized in that including outer water pump (300), tap water pipe line (401), return pipe (402) and
Gas heater described in Claims 1-4 any one, the outer water pump (300) are electrical with the connecting terminal (200)
Connection, the outer water pump (300) are mounted on the water inlet pipe (103) or the outlet pipe (104), the tap water pipe line
(401) it is connect respectively with the water inlet pipe (103) and the first end of the return pipe (402) connects, the return pipe (402)
Second end is connect with the outlet pipe (104).
6. water route pipe network according to claim 5, which is characterized in that it is unidirectional to be provided with return water on the return pipe (402)
The input terminal of valve (403), the return water check valve (403) is arranged close to the outlet pipe (104), the return water check valve
(403) output end is arranged close to the water inlet pipe (103).
7. water route pipe network according to claim 5, which is characterized in that be provided with into water on the tap water pipe line (401)
The input terminal of check valve (404), the water feeding one-way valve (404) is arranged far from the outlet pipe (104), the water feeding one-way valve
(404) output end is arranged close to the outlet pipe (104).
8. a kind of water route pipe network, which is characterized in that including outer water pump (300), tap water pipe line (401), water mixing valve and right
It is required that the gas heater described in 1 to 4 any one, the outer water pump (300) electrically connects with the connecting terminal (200)
It connects, the outer water pump (300) is mounted on the water inlet pipe (103) or the outlet pipe (104), the tap water pipe line
(401) it is connect with the water inlet pipe (103), the hot water mouth of the water mixing valve is connected to the outlet pipe (104), the water mixing valve
Cold water outlet be connected to the tap water pipe line (401).
9. water route pipe network according to claim 8, which is characterized in that the hot water mouth of the water mixing valve and the water mixing valve
It is equipped with mixed water one-way valve (405) between cold water outlet, the hot water of the input terminal of the mixed water one-way valve (405) close to the water mixing valve
Mouth side, the output end of the mixed water one-way valve (405) is close to the cold water outlet side of the water mixing valve.
10. water route pipe network according to claim 9, which is characterized in that the water mixing valve is multiple, the mixed water one-way valve
(405) it is located at the water mixing valve farthest from the tap water pipe line (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820301087.XU CN208012069U (en) | 2018-03-05 | 2018-03-05 | Gas heater and apply its water route pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820301087.XU CN208012069U (en) | 2018-03-05 | 2018-03-05 | Gas heater and apply its water route pipe network |
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| Publication Number | Publication Date |
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| CN208012069U true CN208012069U (en) | 2018-10-26 |
Family
ID=63888110
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820301087.XU Active CN208012069U (en) | 2018-03-05 | 2018-03-05 | Gas heater and apply its water route pipe network |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340905A (en) * | 2018-11-29 | 2019-02-15 | 广州万宝集团民权电器有限公司 | A kind of external water pump system of gas-heating water heater and control method |
| CN111256359A (en) * | 2018-11-30 | 2020-06-09 | 宁波方太厨具有限公司 | Water heater system and control method of water heater |
| CN112762604A (en) * | 2020-12-31 | 2021-05-07 | 广东超人节能厨卫电器有限公司 | Water heater |
| CN113587437A (en) * | 2021-06-25 | 2021-11-02 | 华帝股份有限公司 | Preheating method of gas water heating equipment and gas water heating equipment |
-
2018
- 2018-03-05 CN CN201820301087.XU patent/CN208012069U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340905A (en) * | 2018-11-29 | 2019-02-15 | 广州万宝集团民权电器有限公司 | A kind of external water pump system of gas-heating water heater and control method |
| CN111256359A (en) * | 2018-11-30 | 2020-06-09 | 宁波方太厨具有限公司 | Water heater system and control method of water heater |
| CN112762604A (en) * | 2020-12-31 | 2021-05-07 | 广东超人节能厨卫电器有限公司 | Water heater |
| CN113587437A (en) * | 2021-06-25 | 2021-11-02 | 华帝股份有限公司 | Preheating method of gas water heating equipment and gas water heating equipment |
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