CN207649140U - anti-freezing gas water heater - Google Patents
anti-freezing gas water heater Download PDFInfo
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- CN207649140U CN207649140U CN201721567649.7U CN201721567649U CN207649140U CN 207649140 U CN207649140 U CN 207649140U CN 201721567649 U CN201721567649 U CN 201721567649U CN 207649140 U CN207649140 U CN 207649140U
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Abstract
The utility model is related to household appliance technical fields, more particularly to a kind of anti-freezing gas water heater.This anti-freezing gas water heater includes gas heater, water inlet pipe, outlet pipe, the water inlet pipe, outlet pipe is connected on the gas heater, it further include controller, air pump, the air pump is electrically connected with the controller, liquid level sensor is equipped in the water inlet pipe, the liquid level sensor is electrically connected with the controller, the gas heater is equipped with temperature sensor, the temperature sensor is electrically connected with the controller, the air pump is equipped with snorkel, the snorkel is connected to the outlet pipe, check valve is equipped between the snorkel and outlet pipe.The utility model has the advantage of：Can intelligent monitoring, antifreezing effect is good.
Description
Technical field
The utility model is related to household appliance technical fields, more particularly to a kind of anti-freezing gas water heater.
Background technology
Gas heater is to be transferred heat in the cold water for flow through heat exchanger by combustion heating mode to reach system
A kind of gas appliance of the purpose of standby hot water.It is three big water heaters one of mutually arranged side by side with electric heater, solar water heater.
After use, can have a surplus gas heater water in internal duct, and in the case of temperature is lower in winter, remaining water, which easily freezes, to be caused
Frost crack pipe.To prevent this from occurring, several antifreeze methods common at present have：Manual drainage, auxiliary electrical heater, in heat
Hydrophone smoke outlet end increases by one to two backward-wind preventing devices, reduces the entrance etc. of cold air.Manual drainage can be neglected because of user
And lead to accident；Auxiliary electrical heater can increase energy consumption；It is improper that water heater smoke outlet end increase backward-wind preventing device such as seals, then can
Water pipe is increased by the possibility of bursting by freezing, while downdraught is discontinuously blown into meeting from smoke exhaust pipe, can make the sealing plate of backward-wind preventing device repeatedly
Shake, generating abnormal sound influences user.Therefore, the freezing proof technique on existing gas heater need to be further improved.
Utility model content
Based on this, it is necessary in view of the above technical problems, provide it is a kind of being capable of intelligent monitoring and good antifreeze of antifreezing effect
Gas heater.
In order to achieve the above objectives, the utility model uses following technical proposal：This anti-freezing gas water heater, including combustion gas
Water heater, water inlet pipe, outlet pipe, the water inlet pipe, outlet pipe are connected on the gas heater, further, this
Anti-freezing gas water heater further includes controller, the temperature sensor being electrically connected with the controller and is electrically connected with the controller
The air pump connect, the air pump are equipped with snorkel, and the air pump is connected to by the snorkel with the outlet pipe, the temperature
For acquiring environment temperature and collected environment temperature being sent to the controller, the controller is used in institute sensor
When stating gas heater and not working, the air pump is controlled according to the environment temperature received and is opened to be filled with height to the outlet pipe
It calms the anger body.
In this application, by the way that controller, air pump, temperature sensor is arranged, when temperature sensor acquisition environment temperature connects
When nearly freezing temperature, collected environment temperature is sent to controller by temperature sensor, and controller receives the environment temperature simultaneously
It controls air pump to open, to be filled with high pressure gas to outlet pipe, and the remaining hydraulic pressure in outlet pipe and in water inlet pipe be gone out, to prevent
Outlet pipe or water inlet pipe are by bursting by freezing.
The snorkel is equipped with check valve in one of the embodiments,.
Further include the liquid level sensor being arranged in the water inlet pipe, the level sensing in one of the embodiments,
Device is electrically connected with the controller, and the level value that the controller is sensed according to the liquid level sensor controls the air pump
It closes.
There is the water inlet pipe water inlet, the liquid level sensor to be arranged in water inlet pipe in one of the embodiments,
Close to one end of water inlet.
There is the outlet pipe water outlet, the snorkel to be connected to the outlet pipe in one of the embodiments,
Close to one end of water outlet.
The water inlet or water outlet are equipped with electronic relief valve, the electronic relief valve in one of the embodiments,
It is electrically connected with the controller.
The effect of electronic relief valve is that the remaining water in water pipe is discharged from electronic relief valve.
The electronic relief valve is arranged between the water inlet and liquid level sensor in one of the embodiments,.
The gas heater is equipped with fume extractor in one of the embodiments, is arranged on the temperature sensor
On fume extractor.
The controller is microcontroller in one of the embodiments,.
Have in one of the embodiments, equipped with heat-exchange device in the gas heater, the heat-exchange device one
End is connect with the water inlet pipe, and the other end is connect with the outlet pipe.
Compared with prior art, by the way that controller, air pump, temperature sensor is arranged, when temperature sensor acquires environment temperature
When degree is close to freezing temperature, collected environment temperature is sent to controller by temperature sensor, and controller receives the environment temperature
Air pump unlatching is spent and controlled, to be filled with high pressure gas to outlet pipe, and the remaining hydraulic pressure in outlet pipe and in water inlet pipe is gone out, with
Prevent outlet pipe or water inlet pipe by bursting by freezing.It is appreciated that this anti-freezing gas water heater can intelligent monitoring, antifreezing effect is good.
Description of the drawings
Fig. 1 is anti-freezing gas water heater structural schematic diagram provided by the utility model；
Fig. 2 is anti-freezing gas water heater normal use structural schematic diagram provided by the utility model.
Fig. 3 is the antifreeze work structure diagram of anti-freezing gas water heater provided by the utility model.
Fig. 4 is another structural schematic diagram of the antifreeze work of anti-freezing gas water heater provided by the utility model.
Fig. 5 is that the structural representation in outlet pipe is arranged in electronic relief valve in anti-freezing gas water heater provided by the utility model
Figure.
Fig. 6 is the schematic diagram of anti-freezing gas water heater provided by the utility model.
In figure, water heater 10, water inlet pipe 110, water inlet 111, outlet pipe 120, water outlet 121, fume extractor 130, heat
Switch 140, controller 20, air pump 30, snorkel 310, check valve 320, liquid level sensor 40, temperature sensor 50, electricity
Dynamic relief valve 60.
Specific implementation mode
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1, the utility model provides a kind of anti-freezing gas water heater, the system include gas heater 10, into
Water pipe 110, outlet pipe 120.Water inlet pipe 110, outlet pipe 120 are connected on gas heater 10.In gas heater 10
Have and be equipped with heat-exchange device 140,140 one end of heat-exchange device is connect with the water inlet pipe 110, the other end and the outlet pipe
120 connections.There is water inlet pipe 110 water inlet 111, outlet pipe 120 to have a water outlet 121.As shown in Fig. 2, when combustion gas heat
When 10 normal use of hydrophone, cold water enters from the water inlet 111 of water inlet pipe 110, by the heat-exchange device in gas heater
140, it is flowed out from the water outlet 121 of outlet pipe 120 after heat exchange.
Further, this system further include controller 20, the temperature sensor being electrically connected with controller 20 50 and with control
The air pump 30 that device 20 processed is electrically connected.Air pump 30 is equipped with snorkel 310, and air pump 30 is connected by snorkel 310 and outlet pipe 120
It is logical.Temperature sensor 50 is for acquiring environment temperature and collected environment temperature being sent to the controller 20.Controller
20 for when gas heater 10 does not work, is opened with to outlet pipe 120 according to the environment temperature control air pump 30 received
It is filled with high pressure gas.
Liquid level sensor 40 is equipped in water inlet pipe 110, liquid level sensor 40 is electrically connected with controller 20.Controller 20
According to the level value that liquid level sensor 40 senses, control air pump 30 is closed.
Preferably, check valve 320 is equipped between snorkel 310 and outlet pipe 120.Check valve 320 can prevent from being discharged
Water in pipe 120 is from 310 adverse current of snorkel to air pump 30, to damage air pump 310.
In the present embodiment, in cold district, as shown in figure 3, when gas heater 10 is standby do not work when, temperature sensing
When device 50 monitors environment temperature close to freezing temperature, low-temperature signal is transferred to controller 20, controller by temperature sensor 50
20 reception low-temperature signals simultaneously control air pump 30 and make work, generate pressure-air, pressure-air passes through snorkel 310 and check valve
320 enter outlet pipes 120 in, and by outlet pipe 120 and in water inlet pipe 110 remaining water (as shown by the arrows in Figure 3, arrow
Indicate the flow direction of remaining water) it extrudes, prevent outlet pipe 120 and water inlet pipe 110 by bursting by freezing.
At normal atmospheric pressure, the temperature of water freezing is less than 0 DEG C.Herein, the environment that temperature sensor 50 is monitored
Temperature can be arranged.In the present embodiment, the temperature that setting temperature sensor 50 can monitor is the environment temperature less than 2 DEG C.
Secondly, Yu Shui：It refers to remaining in the water in water inlet pipe 110 and outlet pipe 120.
In the present embodiment, as such as giving a definition：Low-temperature signal is that environment temperature is less than 2 DEG C.That is, working as temperature sensor 50
When monitoring that environment temperature is less than 2 DEG C, which can be transferred to controller 20 by temperature sensor 50, to controller 20
Air pump 30 is controlled to open.
Preferably, liquid level sensor 40 is arranged in water inlet pipe 110 close to one end of water inlet 111.Snorkel 310 connects
In the outlet pipe 120 close to one end of water outlet 121.Electronic relief valve 60 is equipped at water inlet 111.Electronic relief valve 60 with
Controller 20 is electrically connected.Electronic relief valve 60 is arranged between the water inlet 111 and liquid level sensor 40.
In this embodiment, the water inlet 111 of water inlet pipe 110 is connected with the water pipe in user family；Outlet pipe 120 goes out
The mouth of a river 121 is connect with the valve body of water.
As shown in figure 3, when being closed with the valve body of water and water inlet 111 is not turned off, pressure-air will be in outlet pipe 120
And the remaining water (flow direction for as shown by the arrows in Figure 3, indicating remaining water) in water inlet pipe 110 is pushed back from water inlet pipe 110 in user family
Water pipe, when liquid level sensor 40 is not measured water level, i.e., level value is equal to zero, liquid level sensor 40 sends no water signal
To controller 20, controller 20 controls air pump and is stopped and makes working line pressurize.
As shown in figure 4, when being closed with the valve body of water and water inlet 111 is closed, when the pressure in pipeline reaches centainly
When, electronic relief valve 60 automatically opens valve under the control of controller 20, and pressure-air is by outlet pipe 120 and water inlet pipe
Remaining water (flow direction for as shown by the arrows in Figure 4, indicating remaining water) in 110 is discharged from electronic relief valve 60, when liquid level sensor 40
After water level is not measured, i.e., when level value is equal to zero, no water signal is transferred to controller 20, controller 20 controls air pump 30 and stops
Only and the electronic relief valve 60 of control closes valve and makes working line pressurize.
In other embodiments, as shown in figure 5, one close to water outlet 121 in outlet pipe 120 is arranged in electronic relief valve 60
End.Its operation principle is arranged that the operation principle at water inlet 111 is consistent with electronic relief valve 60, is when the pressure in pipeline
Reach a timing, electronic relief valve 60 automatically opens valve under the control of controller 20, pressure-air by outlet pipe 120 and
Remaining water (flow direction for as shown by the arrows in Figure 5, indicating remaining water) in water inlet pipe 110 is discharged from electronic relief valve 60, herein just not
It repeats again.
In the present embodiment, the controller 20 is microcontroller.
Further, gas heater 10 is equipped with fume extractor 130, is arranged in fume extractor on temperature sensor 50
On 130.It is arranged outside the exhaust gas for being used to generate gas heater 10 due to fume extractor 130.Since fume extractor 130 connects with extraneous
It is logical, temperature sensor 50 is arranged on fume extractor 130 so that temperature sensor 50 more can accurately acquire environment temperature.
The operation principle of the utility model is：
As shown in fig. 6, temperature sensor 50 acquires environment temperature, when environment temperature reaches the default of temperature sensor 50
When value, the environment temperature of acquisition is sent to controller 20 by temperature sensor 50, and controller 20 controls air pump 30 and works, air pump 30
It is filled with high pressure gas to outlet pipe 120, remaining hydraulic pressure in water inlet pipe 110 and outlet pipe 120 is gone out；When liquid level sensor 40 detects
After water level, i.e., when level value is equal to zero, no water signal is transferred to controller 20 by liquid level sensor 40, and controller 20 controls
Air pump 30 stops and makes working line pressurize.
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 anti-freezing gas water heater, including gas heater (10), water inlet pipe (110), outlet pipe (120), the water inlet
Pipe (110), outlet pipe (120) are connected on the gas heater (10), which is characterized in that further include controller
(20), the temperature sensor (50) being electrically connected with the controller (20) and the air pump being electrically connected with the controller (20)
(30), the air pump (30) is equipped with snorkel (310), and the air pump (30) passes through the snorkel (310) and the water outlet
(120) connection is managed, the temperature sensor (50) is for acquiring environment temperature and being sent to collected environment temperature described
Controller (20), the controller (20) is used for when the gas heater (10) does not work, according to the environment temperature received
Degree controls the air pump (30) and opens to be filled with high pressure gas to the outlet pipe (120).
2. anti-freezing gas water heater according to claim 1, which is characterized in that the snorkel (310) is equipped with unidirectional
Valve (320).
3. anti-freezing gas water heater according to claim 1, which is characterized in that further include being arranged in the water inlet pipe
(110) liquid level sensor (40) in, the liquid level sensor (40) are electrically connected with the controller (20), the controller
(20) level value sensed according to the liquid level sensor (40) controls the air pump (30) closing.
4. anti-freezing gas water heater according to claim 3, which is characterized in that the water inlet pipe (110) has a water inlet
Mouth (111), liquid level sensor (40) setting is in water inlet pipe (110) close to one end of water inlet (111).
5. anti-freezing gas water heater according to claim 4, which is characterized in that the outlet pipe (120) has a water outlet
Mouth (121), the snorkel (310) are connected to the one end of the outlet pipe (120) close to water outlet (121).
6. anti-freezing gas water heater according to claim 5, which is characterized in that the water inlet (111) or water outlet
(121) electronic relief valve (60) is equipped at, the electronic relief valve (60) is electrically connected with the controller (20).
7. anti-freezing gas water heater according to claim 6, which is characterized in that the electronic relief valve (60) is arranged in institute
It states between water inlet (111) and liquid level sensor (40).
8. anti-freezing gas water heater according to claim 1, which is characterized in that the gas heater (10) is equipped with row
Cigarette device (130) is arranged on fume extractor (130) on the temperature sensor (50).
9. anti-freezing gas water heater according to claim 1, which is characterized in that the controller (20) is microcontroller.
10. anti-freezing gas water heater according to claim 1, which is characterized in that set in the gas heater (10)
There is heat-exchange device (140), described heat-exchange device (140) one end to be connect with the water inlet pipe (110), the other end with it is described go out
Water pipe (120) connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721567649.7U CN207649140U (en) | 2017-11-20 | 2017-11-20 | anti-freezing gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721567649.7U CN207649140U (en) | 2017-11-20 | 2017-11-20 | anti-freezing gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207649140U true CN207649140U (en) | 2018-07-24 |
Family
ID=62889745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721567649.7U Active CN207649140U (en) | 2017-11-20 | 2017-11-20 | anti-freezing gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207649140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623513A (en) * | 2020-06-05 | 2020-09-04 | 珠海格力机电工程有限公司 | Sleeve frost crack prevention device and hot water unit |
-
2017
- 2017-11-20 CN CN201721567649.7U patent/CN207649140U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623513A (en) * | 2020-06-05 | 2020-09-04 | 珠海格力机电工程有限公司 | Sleeve frost crack prevention device and hot water unit |
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