CN209445584U - Gas-heating water heater structure - Google Patents
Gas-heating water heater structure Download PDFInfo
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- CN209445584U CN209445584U CN201821462083.6U CN201821462083U CN209445584U CN 209445584 U CN209445584 U CN 209445584U CN 201821462083 U CN201821462083 U CN 201821462083U CN 209445584 U CN209445584 U CN 209445584U
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Abstract
The utility model provides a kind of gas-heating water heater structure, belongs to field of mechanical technique.It solve existing gas-heating water heater structure be easy to produce condensed water and condensed water whereabouts can corrode the components such as fire row, cause complete machine service life decline the problem of.This gas-heating water heater system provided, including pipeline and heating device, heating device includes main heat exchanger and burner, this gas-heating water heater system provided includes heat exchanger one and heat load, the water outlet of heating device is communicated with three-way solenoid valve, two outlets of three-way solenoid valve are connected with the import of heat exchanger one and heat load respectively, the outlet of heat exchanger one and heat load is connected by return pipe with the backwater end, return pipe is equipped with temperature sensor one, and three-way solenoid valve and temperature sensor one are connected with a controller.This gas-heating water heater structure has the advantages that moderately improve return water temperature and reduces the discharge of condensed water.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of hot water furnace structure, especially a kind of gas-heating hot water
Furnace structure.
Background technique
Wall-hung boiler is the abbreviation of burnt gas wall hanging furnace, and full name is " fuel wall hanging formula heating stove ", is one kind using natural gas as energy
The water heater in source has anti-frost protection, anti-dry protection, accident extinguishing protection, the excessively high protection of temperature, the anti-jamming protection of water pump etc.
A variety of safety precautions, burnt gas wall hanging furnace have powerful Domestic central heating function, each room can according to demand with
Meaning setting comfort temperature, and it is capable of providing big flow constant temperature health hot water, it is used for Household shower bath, kitchen place, is with day
As fuel, fuel is exported through burner for right gas, artificial coal gas or liquefied gas, will by heat exchanger after burning in the combustion chamber
Heat absorption, the recirculated water in heating system when by way of heat exchanger, by heating in reciprocating mode, to constantly by heat export to
Building provides heat source for building.General dual-purpose burnt gas wall hanging furnace is in addition to having both hot water function (i.e. with heating function
Other than heating, it is also equipped with the function of gas heater).Wall-hung boiler may be either that cooling fin offer heat source can also mention for ground heating system
Supplying heat source.Common wall-hung boiler is divided into heating domestic hot-water dual-purpose stove and single two kinds of ground heating furnace, but wall-hung boiler on the market returns
Coolant-temperature gage can not be controlled with load variations.
The north with gas-heating water heater when being warmed oneself, and in case of no one is in, but pipeline freezes in order to prevent, it is necessary to
Gas-heating water heater is allowed to run with small-power.At this point, return water temperature is very low because this temperature is lower, it can be because returning at main heat exchanger
Coolant-temperature gage is too low, easy at condensed water.Condensed water whereabouts can corrode the components such as fire row, and complete machine service life is caused to decline.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, and proposing one kind has and can moderately mention
High return water temperature and reduce condensed water discharge gas-heating water heater structure.
The purpose of this utility model can be realized by the following technical scheme: gas-heating water heater system provided, including pipeline
And can the heating device that is heated of the water flow of convection current by the road, the heating device includes main heat exchanger and burning
Device, the main heat exchanger are located at the upside of the burner, and pipeline includes water outlet and backwater end, this gas-heating heat
Water furnace system further includes the heat exchanger one and heat load for all having import and outlet, which is characterized in that the heating
The water outlet of device is communicated with three-way solenoid valve, two outlets of the three-way solenoid valve respectively with heat exchanger one and heating
The import of load is connected, and the outlet of the heat exchanger one and heat load passes through return pipe and the backwater end phase
Connection, the return pipe are equipped with temperature sensor one, and the three-way solenoid valve and the temperature sensor one are equal
It is connected with a controller, the temperature signal that the temperature sensor one will sense is sent to controller, the controller
The opening and closing degree of the control three-way solenoid valve improves water temperature in return pipe.
At work, burner and main heat exchanger heat the water flow in pipeline, and the hot water after heating is by electricity
Magnetic triple valve separately flows into heat exchanger one and heat load carries out heat exchange, and then the cold water after heat exchange passes through back
Water pipe is back to the return pipe of pipeline, and the cold water in return pipe is used by the heat cycles of burner and heat exchanger.Work as temperature
When degree sensor one senses that return pipe temperature is lower, the signal sensed is sent to controller by temperature sensor one, control
Device control three-way solenoid valve makes water outlet punishment stream part hot water directly through return pipe into pipeline, avoids flowing through main heat exchanger
Return water temperature is too low and so that the air at main heat exchanger is generated condensation and generates condensed water, plays preferable protection effect to burner
Fruit improves service life.
In above-mentioned gas-heating water heater system provided, the pipeline is successively connected with burner and main heat exchanger
It is logical.Pipeline passes sequentially through burner and main heat exchanger, is heated by burner to the water flow in pipeline, the cigarette of burner discharge
Gas enters main heat exchanger, makes pipeline and carries out heat exchange again by the flue gas of main heat exchanger, improves the water in pipeline again
Temperature, improves the thermal efficiency, and above-mentioned burner is water cooling low NO.
In above-mentioned gas-heating water heater system provided, the heating device further includes positioned at the upside of main heat exchanger
Condensing heat exchanger, the pipeline are successively connected with burner, condensing heat exchanger and main heat exchanger.Pipeline passes sequentially through combustion
Burner, main heat exchanger and condensing heat exchanger heat the water flow in pipeline by burner, and the flue gas of burner discharge enters
To main heat exchanger, then heat exchange is carried out, improve the water temperature in pipeline again, rise by the flue gas of main heat exchanger and passed through cold
Heat exchanger is coagulated, the flue gas of water flow and condensing heat exchanger in pipeline carries out heat exchange, improves the water temperature in pipeline, improves heat
Efficiency.
In above-mentioned gas-heating water heater system provided, the heating device includes burner and main heat exchanger, institute
The main heat exchanger stated is located at the upside of the burner, and the pipeline is connected with main heat exchanger.Pass through the combustion of burner
It burns flue gas to enter in main heat exchanger and carry out heat exchange with the water flow in pipeline, has the advantages that heat exchange effect is preferable.
In above-mentioned gas-heating water heater system provided, the heating device includes being successively arranged burning from bottom to top
Device, main heat exchanger and condensing heat exchanger, the pipeline are successively connected with condensing heat exchanger and main heat exchanger.
In above-mentioned gas-heating water heater system provided, the exit of the heat load be equipped with temperature sensor two and
The temperature sensor two is connected with the controller, and the temperature sensor two can incude heat load exit
Temperature and signal is passed into controller, the gas inlet end of the burner is equipped with control valve, controller control burning
The opening and closing degree of the control valve of device.Temperature sensor two incudes the stabilization that heat load exports out, and signal is passed to control
Device, the control valve that controller controls at the gas inlet end of burner have the advantages that easy to control to control water temperature.
In above-mentioned gas-heating water heater system provided, the return pipe is equipped with booster pump.Return pipe, which is equipped with, to be increased
Press pump has the advantages that reliable operation convenient for the water circulation in the pipeline of this system.
In above-mentioned gas-heating water heater system provided, the heat exchanger one is plate heat exchanger.
In above-mentioned gas-heating water heater system provided, the heat load is radiator or floor heating.
In above-mentioned gas-heating water heater system provided, the three-way solenoid valve is substituted using electric T-shaped valve.Pass through
Controller controls electric T-shaped valve, makes water outlet punishment stream part hot water directly through return pipe into pipeline.
Compared with prior art, this gas-heating water heater system provided has the advantage that
1, when temperature sensor one senses that return pipe temperature is lower, temperature sensor one sends the signal sensed
To controller, controller control three-way solenoid valve makes water outlet punishment stream part hot water directly through return pipe into pipeline, avoids
The return water temperature for flowing through main heat exchanger is too low and so that the air at main heat exchanger is generated condensation and generates condensed water, play to burner
Preferable protecting effect, improves service life；
2, it is entered in main heat exchanger by the combustion product gases of burner and carries out heat exchange with the water flow in pipeline, had
The preferable advantage of heat exchange effect；
3, temperature sensor two incudes the stabilization that heat load exports out, and signal is passed to controller, controller control
Control valve at the gas inlet end of burner has the advantages that easy to control to control water temperature.
Detailed description of the invention
Fig. 1 is the schematic diagram of the embodiment one of this gas-heating water heater system provided.
Fig. 2 is the schematic diagram of the embodiment two of this gas-heating water heater system provided.
Fig. 3 is the schematic diagram of the embodiment three of this gas-heating water heater system provided.
Fig. 4 is the schematic diagram of the example IV of this gas-heating water heater system provided.
In figure, 1, pipeline；1a, water outlet；1b, backwater end；2, main heat exchanger；3, burner；4, heat exchanger one；5, it heats
Load；6, three-way solenoid valve；7, return pipe；8, temperature sensor one；9, condensing heat exchanger；10, temperature sensor two；11, increase
Press pump.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in Figure 1, gas-heating water heater system provided, including pipeline 1 and can convection current by the road 1 water flow added
The heating device of heat, heating device includes main heat exchanger 2 and burner 3, and main heat exchanger 2 is located at the upside of burner 3, pipe
Road 1 includes water outlet 1a and backwater end 1b, this gas-heating water heater system provided further includes all having changing for import and outlet
Hot device 1 and heat load 5, pipeline 1 are successively connected with the pipeline of burner 3 and main heat exchanger 2.Heat exchanger 1 is
Plate heat exchanger.Heat load 5 is radiator or floor heating.Alternatively, three-way solenoid valve 6 uses electric T-shaped valve
Substitution.
The water outlet 1a of heating device is communicated with three-way solenoid valve 6, two outlets of three-way solenoid valve 6 respectively with heat exchanger
1 and the import of heat load 5 be connected, the outlet of heat exchanger 1 and heat load 5 passes through return pipe 7 and return water
End 1b is connected, and return pipe 7 is equipped with booster pump 11.Be additionally provided with temperature sensor 1 on return pipe 7, three-way solenoid valve 6 and
The temperature sensor 1 is connected with a controller, and the temperature signal sensed is sent to control by temperature sensor 1
The opening and closing degree of device, controller control three-way solenoid valve 6 improves water temperature in return pipe 7.
The exit of heat load 5 is equipped with temperature sensor 2 10, and temperature sensor 2 10 is connected with controller, temperature
Sensor 2 10 can incude the temperature in 5 exit of heat load and signal is passed to controller, the gas inlet of burner 3
End is equipped with control valve, and controller controls the opening and closing degree of the control valve of burner 3.
At work, burner 3 and main heat exchanger 2 heat the water flow in pipeline 1, and the hot water after heating passes through
Three-way solenoid valve 6 separately flows into heat exchanger 1 and heat load 5 carries out heat exchange, then the cold water after heat exchange
The return pipe 7 of pipeline 1 is back to by return pipe 7, the cold water in return pipe 7 is followed by the heating of burner 3 and heat exchanger
Ring uses, and return pipe 7 is equipped with booster pump 11, excellent with reliable operation convenient for the water circulation in the pipeline 1 of this system
Point.
When temperature sensor 1 senses that 7 temperature of return pipe is lower, temperature sensor 1 sends out the signal sensed
Controller is given, controller control three-way solenoid valve 6 makes 1a punishment stream part hot water in water outlet directly through return pipe 7 to pipeline 1
In, it avoids the return water temperature for flowing through main heat exchanger 2 too low and so that the air at main heat exchanger 2 is generated condensation and generate condensed water, it is right
Burner 3 plays preferable protecting effect, improves service life.Temperature sensor 2 10 incudes what heat load 5 exported out
Temperature, and signal is passed into controller, controller controls the control valve at the gas inlet end of burner 3, to control water temperature,
Have the advantages that easy to control.Said burner 3 uses low NO 3.
Alternatively, three-way solenoid valve 6 is substituted using electric T-shaped valve, controls electric three passes by controller
Valve makes 1a punishment stream part hot water in water outlet directly through return pipe 7 into pipeline 1.Main heat exchanger 2, burning in the present embodiment
Device 3, heat exchanger 1, heat load 5, condensing heat exchanger 9 referring to a kind of wall hanging furnace system (application number:
2018101385635)。
Embodiment two
The present embodiment is roughly the same with the structure of embodiment one and principle, and difference is: as shown in Fig. 2, heating device is also
Condensing heat exchanger 9 including being located at the upside of main heat exchanger 2, pipeline 1 are successively changed with burner 3, condensing heat exchanger 9 and master
Hot device 2 is connected.Pipeline 1 passes sequentially through burner 3, main heat exchanger 2 and condensing heat exchanger 9, by burner 3 in pipeline
Water flow heating, the flue gas that burner 3 is discharged enters main heat exchanger 2, then carries out heat exchange, improved in pipeline 1 again
Water temperature rises by the flue gas of main heat exchanger 2 and passes through condensing heat exchanger 9, the cigarette of the water flow in pipeline 1 and condensing heat exchanger 9
Gas carries out heat exchange, improves the water temperature in pipeline 1, improves the thermal efficiency.
Embodiment three
The present embodiment is roughly the same with the structure of embodiment one and principle, and difference is: as shown in figure 3, heating device packet
Burner 3 and main heat exchanger 2 are included, main heat exchanger 2 is located at the upside of burner 3, and pipeline 1 is connected with main heat exchanger 2.It is logical
The combustion product gases for crossing burner 3 enter in main heat exchanger 2 and carry out heat exchange with the water flow in pipeline 1, have heat exchange effect
The preferable advantage of fruit.
Example IV
The present embodiment is roughly the same with the structure of embodiment one and principle, and difference is: as shown in figure 4, heating device packet
Include and be successively arranged burner 3, main heat exchanger 2 and condensing heat exchanger 9 from bottom to top, pipeline 1 successively with condensing heat exchanger 9 with
And main heat exchanger 2 is connected.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although pipeline 1, water outlet 1a, backwater end 1b, main heat exchanger 2, burner 3, heat exchanger is used more herein
One 4, heat load 5, three-way solenoid valve 6, return pipe 7, temperature sensor 1, condensing heat exchanger 9, temperature sensor 2 10, increasing
The terms such as press pump 11, but it does not exclude the possibility of using other terms.The use of these items is only for more easily retouch
State and explain the essence of the utility model；Being construed as any additional limitation all is and the spirit of the present invention phase
It violates.
Claims (10)
1. gas-heating water heater structure, including pipeline (1) and it is capable of the heating that the water flow of convection current (1) by the road heated
Device, the heating device include main heat exchanger (2) and burner (3), and the main heat exchanger (2) is located at the combustion
The upside of burner (3), pipeline (1) includes water outlet (1a) and backwater end (1b), this gas-heating water heater structure further include
All have the heat exchanger one (4) and heat load (5) of import and outlet, which is characterized in that the heating device goes out
Water end (W.E.) (1a) is communicated with three-way solenoid valve (6), two of the three-way solenoid valve (6) outlets respectively with heat exchanger one (4) with
And the import of heat load (5) is connected, the outlet of the heat exchanger one (4) and heat load (5) passes through return pipe
(7) it is connected with the backwater end (1b), the return pipe (7) is equipped with temperature sensor one (8), the electromagnetism three
Port valve (6) and the temperature sensor one (8) are connected with a controller, and the temperature sensor one (8) will incude
To temperature signal be sent to controller, the opening and closing degree of the controller control three-way solenoid valve (6) makes return water
(7) interior water temperature is managed to improve.
2. gas-heating water heater structure according to claim 1, which is characterized in that the pipeline (1) successively with combustion
The pipeline of burner (3) and main heat exchanger (2) is connected.
3. gas-heating water heater structure according to claim 1, which is characterized in that the heating device further includes position
Condensing heat exchanger (9) in the upside of main heat exchanger (2), the pipeline (1) successively with burner (3), condensing heat exchanger (9)
And main heat exchanger (2) is connected.
4. gas-heating water heater structure according to claim 1, which is characterized in that the pipeline (1) and main heat exchange
Device (2) is connected.
5. gas-heating water heater structure according to claim 1, which is characterized in that the heating device includes under
To burner (3), main heat exchanger (2) and condensing heat exchanger (9) is above successively arranged, the pipeline (1) is successively changed with condensation
Hot device (9) and main heat exchanger (2) are connected.
6. gas-heating water heater structure described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the heating
The exit of load (5) is equipped with temperature sensor two (10) and the temperature sensor two (10) and the controller phase
Even, the temperature sensor two (10) can incude the temperature in heat load (5) exit and signal is passed to controller,
The gas inlet end of the burner (3) is equipped with control valve, and controller controls the opening and closing degree of the control valve of burner (3).
7. gas-heating water heater structure described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the return water
It manages (7) and is equipped with booster pump (11).
8. gas-heating water heater structure described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the heat exchange
Device one (4) is plate heat exchanger.
9. gas-heating water heater structure described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the heating
Load (5) is radiator or floor heating.
10. gas-heating water heater structure described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the electricity
Magnetic triple valve (6) is substituted using electric T-shaped valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462083.6U CN209445584U (en) | 2018-09-07 | 2018-09-07 | Gas-heating water heater structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462083.6U CN209445584U (en) | 2018-09-07 | 2018-09-07 | Gas-heating water heater structure |
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| Publication Number | Publication Date |
|---|---|
| CN209445584U true CN209445584U (en) | 2019-09-27 |
Family
ID=68008326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821462083.6U Active CN209445584U (en) | 2018-09-07 | 2018-09-07 | Gas-heating water heater structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793187A (en) * | 2019-12-09 | 2020-02-14 | 珠海格力电器股份有限公司 | Gas water heating system and control method thereof |
-
2018
- 2018-09-07 CN CN201821462083.6U patent/CN209445584U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793187A (en) * | 2019-12-09 | 2020-02-14 | 珠海格力电器股份有限公司 | Gas water heating system and control method thereof |
| WO2021114726A1 (en) * | 2019-12-09 | 2021-06-17 | 珠海格力电器股份有限公司 | Gas hot water system and control method therefor |
| CN110793187B (en) * | 2019-12-09 | 2023-10-31 | 珠海格力电器股份有限公司 | Gas water heating system and control method thereof |
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