CN219955689U - Self-adaptive oxygen-increasing combustion gas water heater - Google Patents
Self-adaptive oxygen-increasing combustion gas water heater Download PDFInfo
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- CN219955689U CN219955689U CN202320029013.6U CN202320029013U CN219955689U CN 219955689 U CN219955689 U CN 219955689U CN 202320029013 U CN202320029013 U CN 202320029013U CN 219955689 U CN219955689 U CN 219955689U
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- water heater
- current fan
- direct current
- gas
- combustion chamber
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 81
- 239000000567 combustion gas Substances 0.000 title claims abstract description 15
- 238000002485 combustion reaction Methods 0.000 claims abstract description 46
- 239000007789 gas Substances 0.000 claims abstract description 33
- 238000006213 oxygenation reaction Methods 0.000 claims abstract description 13
- 239000000779 smoke Substances 0.000 claims description 15
- 239000002737 fuel gas Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 9
- 239000003546 flue gas Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Abstract
The utility model relates to the field of water heaters, and discloses a self-adaptive oxygenation combustion gas water heater which comprises a shell, wherein a flow sensor, a water inlet temperature sensor, a heat exchanger and a water outlet temperature sensor which are sequentially connected through pipelines are arranged in the shell; a combustion chamber is arranged below the heat exchanger; the system also comprises a direct current fan, a Hall sensor and a master controller; the direct current fan is arranged below the combustion chamber and connected with the combustion chamber; the Hall sensor is arranged in the direct current fan; the flow sensor, the water inlet temperature sensor, the water outlet temperature sensor and the Hall sensor are all electrically connected with the main controller. The water heater provided by the utility model can quickly reconstruct new wind-gas proportioning parameters to compensate the rotating speed of the direct-current fan, quickly enrich oxygen, improve wind resistance, realize normal operation of the machine, ensure full combustion, ensure good flue gas index, ensure that the heat efficiency is not affected, and simultaneously adapt to the complex installation requirement of multiple elbows of a long flue.
Description
Technical Field
The utility model relates to the field of water heaters, in particular to a self-adaptive oxygenation combustion gas water heater.
Background
The gas water heater has become necessary bath and washing equipment for families and has been widely used. The gas water heater of family is generally installed on living balcony, and along with high-rise house is more and more, and gas water heater receives the influence of floor wind pressure also to be bigger and bigger in the use, and flue gas water heater is discharged the flue gas outdoors under natural suction through the exhaust pipe, and its wind resistance is poor, is not suitable for the installation of high floor and wind big place, has been eliminated gradually now. Most of the gas water heaters sold in the market at present are forced exhaust type water heaters, which are used for forcibly exhausting the smoke to the outside through a smoke exhaust pipe under the action of a fan. For a common forced exhaust type water heater, the forced exhaust type water heater is arranged in a balcony of a high-rise living or in a region with large wind, and when external wind pressure is too high, backflow wind or a flue is blocked, insufficient combustion is easily caused, combustion efficiency is low, flame is extinguished midway, flame overflows and the like, so that a user cannot use the water heater in certain time periods, and the adaptability of the gas water heater is reduced; in addition, when the water heater is installed, the smoke exhaust pipe is overlong or too many elbows, the smoke exhaust resistance is large, the combustion working condition of the water heater can be influenced even if the water heater is used in a windless state, and the CO content in the smoke is too high and does not meet the national standard requirement.
The fan control modes of the common forced-ventilated water heater are generally two modes: the two-gear speed change of the alternating current fan is adopted, and the mode has the defects that wind and gas are not supplied in proportion, the heat efficiency is lower when the medium and small heat loads work, and in addition, when the wind pressure is overlarge or a flue is blocked, the combustion working condition is poorer and the flameout is quicker; the other is that the direct current fan is adopted for stepless speed change, the air quantity and the gas quantity are fixedly supplied in proportion, under the condition of no wind or no blockage of a flue, the combustion working condition is better, and meanwhile, higher heat efficiency can be obtained, but the compensation of the fan rotating speed caused by large external wind pressure or blockage of the flue is not considered, so that the problems of insufficient combustion, low combustion efficiency, midway flameout, flame overflow and the like can be caused when the external wind pressure is too large, the backflow wind or the flue is blocked, the water heater cannot be used by a user in certain time periods, and the adaptability of the gas water heater is reduced.
Therefore, based on the defects, a self-adaptive oxygenation combustion gas water heater is needed, new wind and gas proportioning parameters can be quickly reconstructed to compensate the rotating speed of a fan, the fast oxygenation is realized, the wind resistance is improved, the normal operation of a machine is realized, the full combustion is ensured, the flue gas index is good, the heat efficiency is not affected, and the complex installation requirement of multiple elbows of a long flue can be met.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide the self-adaptive oxygenation combustion gas water heater which can quickly reconstruct new air-air ratio parameters to compensate the rotating speed of a fan, quickly oxygenation, improve the wind resistance, realize normal operation of a machine, ensure full combustion, ensure good flue gas index and unaffected heat efficiency, and can adapt to the complex installation requirements of multiple elbows of a long flue.
In order to achieve the above purpose, the present utility model adopts the technical scheme that:
the self-adaptive oxygenation combustion gas water heater comprises a shell, wherein a flow sensor, a water inlet temperature sensor, a heat exchanger and a water outlet temperature sensor which are sequentially connected through pipelines are arranged in the shell; a combustion chamber is arranged below the heat exchanger; the system also comprises a direct current fan, a Hall sensor and a master controller; the direct current fan is arranged below the combustion chamber and connected with the combustion chamber; the Hall sensor is arranged in the direct current fan; the flow sensor, the water inlet temperature sensor, the water outlet temperature sensor and the Hall sensor are all electrically connected with the main controller.
As a preferred embodiment, the gas water heater further comprises a gas inlet pipe communicated with the combustion chamber, and a gas proportional valve is arranged on the gas inlet pipe; the fuel gas proportional valve is electrically connected with the main controller.
As a preferred embodiment, an ignition device is arranged in the combustion chamber, and the ignition device is electrically connected with the main controller.
As a preferred embodiment, the gas water heater further comprises a smoke collecting device arranged above the heat exchanger, and the smoke collecting device communicates the heat exchanger with the outside.
As a preferred embodiment, a display screen is arranged on the outer surface of the casing, and the display screen is electrically connected with the main controller.
The utility model has the beneficial effects that:
the utility model provides a self-adaptive oxygenation combustion gas water heater, a direct current fan is arranged below a combustion chamber, the speed of the direct current fan is detected through a Hall sensor, the speed information of the direct current fan is transmitted to a main controller, the main controller judges the change of flue resistance by comparing the current speed information of the direct current fan with standard speed information, the rotating speed of the direct current fan is compensated, the air resistance is improved, the normal work of a machine is realized, the full combustion is ensured, the flue gas index is good, the thermal efficiency is not affected, and the self-adaptive oxygenation combustion gas water heater can adapt to the complex installation requirements of multiple elbows of a long flue.
Drawings
FIG. 1 is a schematic view of the internal structure of the water heater according to the present utility model.
In the figure: 1. a pipe; 2. a flow sensor; 3. a water inlet temperature sensor; 4. a heat exchanger; 5. a combustion chamber; 6. a direct current fan; 7. a fuel gas proportional valve; 8. a water outlet temperature sensor; 9. a hall sensor; 10. an air inlet pipe; 11. a smoke collecting device; 12. a housing; 13. a master controller; 14. an ignition device.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1
As shown in fig. 1, the embodiment provides a self-adaptive oxygenation combustion gas water heater, which comprises a casing 12, wherein a flow sensor 2, a water inlet temperature sensor 3, a heat exchanger 4 and a water outlet temperature sensor 8 which are sequentially connected through a pipeline 1 are arranged in the casing 12; a combustion chamber 5 is arranged below the heat exchanger 4; the intelligent control system also comprises a direct current fan 6, a Hall sensor 9 and a main controller 13; the direct current fan 6 is arranged below the combustion chamber 5 and is connected with the combustion chamber 5; the Hall sensor 9 is arranged in the direct current fan 6; the flow sensor 2, the water inlet temperature sensor 3, the water outlet temperature sensor 8 and the Hall sensor 9 are all electrically connected with the main controller 13.
The utility model provides a self-adaptation oxygenation burning's gas heater, set up direct current fan 6 in combustion chamber 5 below, carry out the detection of direct current fan 6 speed through hall sensor 9, the speed information with direct current fan 6 is transmitted to master controller 13, master controller 13 is through comparing current speed information with standard speed information to direct current fan 6, the change of flue resistance is judged, and compensate the rotational speed of direct current fan 6, quick oxygenation, improve the wind-resistant ability, realize the normal work of machine, guarantee that the burning is abundant, the flue gas index is good, the thermal efficiency is not influenced, can adapt to the complicated installation requirement of many elbows of long flue simultaneously. The working flow is as follows: when the user needs to use hot water, the running water passes through the flow sensor 2, when the flow reaches the starting flow, the main controller 13 supplies power to the direct current fan 6 to provide oxygen required by combustion in the combustion chamber 5, the Hall sensor 9 monitors the speed of the direct current fan 6 in real time, monitoring information is sent to the main controller 13, and the main controller 13 analyzes signals. The gas quantity needed by the combustion of the water heater is determined according to the flow quantity measured by the flow sensor 2 and the temperature difference between the set temperature and the cold water temperature measured by the water inlet temperature sensor 3, a certain gas quantity corresponds to a certain air quantity or corresponds to a certain rotating speed of the direct current fan 6, the air quantity and the air quantity ratio are configured and solidified in a main controller 13 program in advance, the air quantity and the air quantity ratio can ensure that the combustion working condition and the combustion heat efficiency are comprehensively optimal under standard flue and windless conditions, when the external resistance of the flue outlet of the water heater is changed, such as the flue is lengthened, the load of the direct current fan 6 is lightened, the rotating speed is increased, different blocking degrees are judged according to the rotating speed increment condition of the direct current fan 6, and the rotating speed compensation is carried out on the direct current fan 6 so as to achieve self-adaptive combustion, ensure the good combustion working condition and adapt to the environment with external change. As a preferred embodiment, the direct current fan 6 in the embodiment adopts a fan with the model of 76ZWF-0641, and the model of the master controller 13 is QFM0598.
Example 2
As shown in fig. 1, the present embodiment is developed on the basis of the foregoing embodiment, and specifically, the present embodiment provides a gas water heater with adaptive oxygen-increasing combustion, where the gas water heater further includes an air inlet pipe 10 that is communicated with the combustion chamber 5, and a gas proportional valve 7 is disposed on the air inlet pipe 10; the fuel gas proportional valve 7 is electrically connected with the main controller 13. The air inlet pipe 10 supplies the required fuel gas for the combustion chamber 5, and the fuel gas proportional valve 7 is controlled by the main controller 13 to adjust the fuel gas amount.
As a preferred embodiment, an ignition device 14 is arranged in the combustion chamber 5, and the ignition device 14 is electrically connected with the main controller 13. When the water heater works, after the main controller 13 receives a normal rotation signal of the direct-current fan 6, high-voltage power is provided for the ignition device 14 to discharge.
As a preferred embodiment, the gas water heater further comprises a smoke collecting device 11 arranged above the heat exchanger 4, the smoke collecting device 11 communicates the heat exchanger 4 with the outside, and the burnt waste smoke is discharged through the smoke collecting device 11.
As a preferred embodiment, the outer surface of the casing 12 is provided with a display screen, and the display screen is electrically connected with the main controller 13, so that the state of the water heater can be observed through the display screen, and the water heater is convenient for a user to use.
Example 3
As shown in fig. 1, the present embodiment is developed on the basis of the foregoing embodiment, and specifically, the present embodiment provides a specific working principle of a gas water heater with adaptive oxygen-increasing combustion:
when a user opens the hot water tap, cold water flows in from the water inlet and flows through the flow sensor 2, when the flow reaches the starting flow, the main controller 13 supplies power to the direct current fan 6, the direct current fan 6 rotates to clean before, the direct current fan 6 supplies oxygen required by combustion to the combustion chamber 5, the speed of the direct current fan 6 is detected through the Hall sensor 9, and speed information of the direct current fan 6 is transmitted to the main controller 13; after receiving the normal rotation signal of the direct current fan 6, the ignition device 14 is provided with high-voltage electricity for discharging, meanwhile, the fuel gas proportional valve 7 is opened for supplying air, fuel gas is burnt after being ignited by electric spark, the high-temperature flue gas after combustion heats cold water through the heat exchanger 4, hot water flows out from the water outlet joint through the water outlet temperature sensor 8, and the waste flue gas after combustion is discharged through the smoke collecting device 11. The gas quantity needed by the water heater in working and burning is determined according to the flow quantity measured by the flow sensor 2 and the temperature difference between the set temperature and the cold water temperature measured by the water inlet temperature sensor 3, a certain gas quantity corresponds to a certain air quantity or corresponds to a certain rotating speed of the direct current fan 6, the air quantity and the air quantity ratio are configured and solidified in the main controller 13 program in advance, the air quantity and the air quantity ratio can ensure that the burning working condition and the burning heat efficiency are comprehensively optimal under the standard flue and the windless state, when the external resistance of the flue outlet of the water heater is changed, such as the flue is lengthened, the load of the direct current fan 6 is lightened, the rotating speed is increased when the external wind pressure is increased or the flue is blocked, different blocking degrees are judged according to the rotating speed increment condition of the direct current fan 6, and the rotating speed compensation is carried out on the direct current fan 6 so as to achieve self-adaptive oxygen increasing burning, the good burning working condition is ensured, and the environment of external change is adapted. As a preferred embodiment, the master controller 13 of the present utility model is provided with three control programs, and the control method is as follows:
when the external resistance of the flue is unchanged, the standard gas quantity corresponds to the standard direct current fan 6 rotating speed;
when the actual rotating speed-standard rotating speed of the direct-current fan 6 is not less than N1, calling a wind-gas proportioning meter in a first blocking state to compensate the rotating speed of the direct-current fan 6;
when the actual rotating speed-standard rotating speed of the direct-current fan 6 is not less than N2, calling a wind-gas proportioning meter in a second blocking state to compensate the rotating speed of the direct-current fan 6;
when the actual rotating speed of the direct current fan 6 is equal to or higher than the standard rotating speed of N3, the flue is seriously blocked, and flameout protection is carried out.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The self-adaptive oxygenation combustion gas water heater comprises a machine shell (12), wherein a flow sensor (2), a water inlet temperature sensor (3), a heat exchanger (4) and a water outlet temperature sensor (8) which are sequentially connected through a pipeline (1) are arranged in the machine shell (12); a combustion chamber (5) is arranged below the heat exchanger (4); the method is characterized in that: the intelligent control system also comprises a direct current fan (6), a Hall sensor (9) and a main controller (13); the direct current fan (6) is arranged below the combustion chamber (5) and is connected with the combustion chamber (5); the Hall sensor (9) is arranged in the direct current fan (6); the flow sensor (2), the water inlet temperature sensor (3), the water outlet temperature sensor (8) and the Hall sensor (9) are electrically connected with the main controller (13).
2. The self-adaptive oxygen-increasing combustion gas water heater as set forth in claim 1, wherein: the gas water heater further comprises a gas inlet pipe (10) communicated with the combustion chamber (5), and a gas proportional valve (7) is arranged on the gas inlet pipe (10); the fuel gas proportional valve (7) is electrically connected with the main controller (13).
3. The self-adaptive oxygen-increasing combustion gas water heater as set forth in claim 1, wherein: an ignition device (14) is arranged in the combustion chamber (5), and the ignition device (14) is electrically connected with the main controller (13).
4. The self-adaptive oxygen-increasing combustion gas water heater as set forth in claim 1, wherein: the gas water heater further comprises a smoke collecting device (11) arranged above the heat exchanger (4), and the smoke collecting device (11) is used for communicating the heat exchanger (4) with the outside.
5. The self-adaptive oxygen-increasing combustion gas water heater as set forth in claim 1, wherein: the outer surface of the shell (12) is provided with a display screen, and the display screen is electrically connected with the main controller (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320029013.6U CN219955689U (en) | 2023-01-06 | 2023-01-06 | Self-adaptive oxygen-increasing combustion gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320029013.6U CN219955689U (en) | 2023-01-06 | 2023-01-06 | Self-adaptive oxygen-increasing combustion gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219955689U true CN219955689U (en) | 2023-11-03 |
Family
ID=88537107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320029013.6U Active CN219955689U (en) | 2023-01-06 | 2023-01-06 | Self-adaptive oxygen-increasing combustion gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219955689U (en) |
-
2023
- 2023-01-06 CN CN202320029013.6U patent/CN219955689U/en active Active
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