CN211261241U - Gas self-adaptive full-premixing wall-mounted boiler - Google Patents
Gas self-adaptive full-premixing wall-mounted boiler Download PDFInfo
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- CN211261241U CN211261241U CN201921220439.XU CN201921220439U CN211261241U CN 211261241 U CN211261241 U CN 211261241U CN 201921220439 U CN201921220439 U CN 201921220439U CN 211261241 U CN211261241 U CN 211261241U
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Abstract
The utility model discloses a gas self-adaptation's full premix hanging stove, it includes casing, heat exchanger, combustor, fan, gas proportional valve and controller, is equipped with the combustion chamber that is used for holding heat exchanger and combustor in the casing, and heat exchanger and combustor cooperate, and gas and air cause the mixed combustion in the combustor under the effect of fan, and the flame hole outside of combustor is equipped with the feedback needle that is used for detecting flame ionic current, and the controller is connected with fan, gas proportional valve and feedback needle electricity respectively. Adopt the utility model discloses, can be according to the signal of telecommunication of flame ion electric current, the aperture of gas proportional valve and the rotational speed of fan are adjusted to the self-adaptation, make the gas and the air mixing ratio of participating in the burning be in the optimum, solve the problem that full premix hanging stove installation and debugging process is long, debugging process is troublesome, can deal with the influence that gas air supply composition fluctuation, gas pressure fluctuation caused hanging stove performance in the full premix hanging stove use simultaneously.
Description
Technical Field
The utility model belongs to the technical field of gas hanging stove, more specifically the utility model discloses, relate to a gas self-adaptation's full premix hanging stove.
Background
In recent years, sales of full-premixing condensation wall-mounted furnaces in the domestic market are gradually increased year by year, the high-efficiency, energy-saving and low-emission advantages of the full-premixing condensation wall-mounted furnaces are paid more attention and accepted by more people, however, the full-premixing condensation wall-mounted furnaces are influenced by factors such as unstable gas sources of domestic gas, the air and gas are not well proportioned, the performance of the full-premixing condensation wall-mounted furnaces is difficult to exert, the service life is influenced, the debugging process is complex, the debugging time is long, and great. The existing solution mainly improves the unstable influence of a gas source by adding a gas filter and a gas pressure stabilizing valve, but has limited effect, cannot solve the fluctuation of gas components, and can ensure the full combustion only by the need of re-debugging after sales personnel. In conclusion, the full-premix wall hanging stove has insufficient adaptability to the Chinese market environment and cannot give full play to the advantages.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a full premix hanging stove of gas self-adaptation is to be provided, can solve the problem that full premix hanging stove installation and debugging process is long, the debugging process is troublesome, can deal with the influence that gas air supply composition fluctuation, gas pressure fluctuation caused hanging stove performance in the full premix hanging stove use simultaneously.
In order to solve the technical problem, the utility model provides a gas self-adaptation's full premix hanging stove, it includes casing, heat exchanger, combustor, fan, gas proportional valve and controller, be equipped with in the casing and be used for the holding the heat exchanger with the combustion chamber of combustor, the heat exchanger with the combustor cooperatees, and gas and air are in cause under the effect of fan mix combustion in the combustor, the flame hole outside of combustor is equipped with the feedback needle that is used for detecting flame ionic current, the controller respectively with the fan gas proportional valve with the feedback needle electricity is connected.
As the utility model discloses preferred scheme is equipped with the temperature sensor who is used for detecting out the temperature degree on the hot water play water end of full premix hanging stove, temperature sensor with the controller electricity is connected.
As the preferred scheme of the utility model, the controller is provided with an MCU control unit, a flame ion current detection and analysis unit, a temperature detection unit, a gas proportional valve regulation output circuit and a fan speed regulation output control circuit; the MCU control unit is electrically connected with the feedback needle through the flame ion current detection and analysis unit; the MCU control unit is electrically connected with the temperature sensor through the temperature detection unit; the MCU control unit is electrically connected with the gas proportional valve through the gas proportional valve adjusting output circuit; the MCU control unit is electrically connected with the fan through the fan speed regulation output control circuit.
As the utility model discloses preferred scheme still includes the display, the display with the controller electricity is connected.
As the preferred scheme of the utility model, the display is integrated on the controller, as an organic whole shows the controller.
As the utility model discloses preferred scheme, the fan is integrated on the combustor, formula fan combustor as an organic whole.
As the utility model discloses preferred scheme, the entrance side of fan is equipped with gas entry and air inlet, the gas entry with the gas proportional valve is connected, air inlet is connected with external atmosphere, the outlet side of fan with the combustor is connected.
As the utility model discloses preferred scheme, the heat exchanger is equipped with the return water and intakes end and hot water supply end, hot water supply end is through the three-way pipe respectively with heating system's inlet tube and kitchen guarding water heat transfer system's water piping connection, the return water is intake the end and is connected with heating system's wet return and kitchen guarding water heat transfer system's wet return respectively through the three-way pipe.
As the utility model discloses preferred scheme, the return water intake end with be equipped with circulating water pump on the pipeline between heating system's the wet return, circulating water pump with the controller electricity is connected.
Implement the utility model discloses a gas self-adaptation's full premix hanging stove compares with prior art, has following beneficial effect:
when the gas burner works, the controller controls the gas proportional valve and the fan to be opened through electric signals, and the burner is started to ignite and burn; in the combustion process, a feedback needle detects flame ion current, the flame ion current is converted into an electric signal and is transmitted to a controller, the controller can self-adaptively adjust the opening degree of a gas proportional valve and the rotating speed of a fan according to the electric signal of the flame ion current (namely the combustion condition of a gas burner), so that the mixing ratio of gas and air participating in combustion is in the optimal state, the wall-mounted furnace is always kept fully combusted, ultralow emission is ensured, even if the combustion condition of the wall-mounted furnace changes due to external reasons, the wall-mounted furnace can be self-adaptively adjusted to the optimal condition, the adaptability of the full-premix wall-mounted furnace is further improved, the self-adaptive adjustment of gas component fluctuation, gas pressure fluctuation and air pressure change is realized, the high-performance operation of the wall-mounted furnace is ensured, the performance advantages of the full-premix wall-mounted furnace are fully exerted, meanwhile, the after, and the after-sale installation and debugging burden is reduced.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
Fig. 1 is a schematic structural view of a gas-adaptive full-premixing wall-mounted boiler provided by the present invention;
fig. 2 is a control schematic diagram of a gas self-adaptive full-premixing wall-mounted boiler provided by the utility model;
the labels in the figure are: 2 is the heat exchanger, 21 is the return water end of intaking, 22 is hot water supply end, 3 is the combustor, 4 is the fan, 5 is the gas proportional valve, 6 is the controller, 61 is the MCU the control unit, 62 is flame ion current detection analysis unit, 63 is the gas proportional valve regulation output circuit, 64 is fan speed governing output control circuit, 65 is the temperature-detecting element, 7 is the feedback needle, 8 is temperature sensor, 9 is the display, 10 is circulating water pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
In addition, it should be noted that, in the description of the present invention, the terms "front" and "rear" refer to: the utility model discloses a product is when user state, and the one side of being close to the user is "preceding", and the one side of keeping away from the user then is "back".
Referring to fig. 1 and 2 in combination, the preferred embodiment of the present invention is a gas self-adaptive full premix wall hanging stove, which includes a housing, a heat exchanger 2, a burner 3, a fan 4, a gas proportional valve 5 and a controller 6, wherein the housing is provided with a combustion chamber for accommodating the heat exchanger 2 and the burner 3, the heat exchanger 2 and the burner 3 are matched, gas and air are introduced to the burner 3 under the action of the fan 4 for mixed combustion, a feedback needle 7 for detecting flame ionic current is provided outside a flame hole of the burner 3, and the controller 6 is electrically connected to the fan 4, the gas proportional valve 5 and the feedback needle 7 respectively.
Specifically, the controller 6 is provided with an MCU control unit 61, a flame ion current detection and analysis unit 62, a gas proportional valve regulation output circuit 63 and a fan speed regulation output control circuit 64; the MCU control unit 61 is electrically connected with the feedback needle 7 through the flame ion current detection and analysis unit 62; the MCU control unit 61 is electrically connected with the gas proportional valve 5 through the gas proportional valve adjusting output circuit 63; the MCU control unit 61 is electrically connected with the fan 4 through the fan speed regulation output control circuit 64.
When the gas burner works, the controller 6 controls the gas proportional valve 5 and the fan 4 to be opened through electric signals, and the burner 3 is started to ignite and burn; in the combustion process, the feedback needle 7 detects flame ion current, converts the flame ion current into an electric signal and transmits the electric signal to the flame ion current detection and analysis unit 62, the flame ion current detection and analysis unit 62 judges whether the analysis combustion is sufficient or not and transmits the electric signal to the MCU control unit 61, after the MCU control unit 61 receives and processes the signal, the electric signal is used for transmitting a control instruction to the gas proportional valve adjusting output circuit 63 and the fan speed regulating output control circuit 64, after the gas proportional valve adjusting output circuit 63 and the fan speed regulating output control circuit 64 receive the control instruction, the opening degree of the gas proportional valve 5 and the rotating speed of the fan 4 are adjusted to change the gas flow and the air flow, the feedback needle 7 detects the flame ion current again, and the steps are repeated to ensure that the mixing ratio of gas and air which participate in the combustion is in the optimal state and ensure that the wall-hanging furnace is kept, the ultra-low emission is ensured, even if the wall-mounted furnace changes in combustion working conditions due to external reasons, the wall-mounted furnace can be adaptively adjusted to the optimal working conditions, so that the adaptability of the full-premixing wall-mounted furnace is improved, the adaptive adjustment on gas composition fluctuation, gas pressure fluctuation and air pressure change is realized, the high-performance operation of the wall-mounted furnace is ensured, the performance advantages of the full-premixing wall-mounted furnace are fully exerted, the after-sale debugging process can be simplified, the after-sale installation debugging time is shortened, and the after-sale installation debugging burden is reduced.
For example, a temperature sensor 8 for detecting the temperature of water is arranged on a hot water outlet end (which can be understood as the hot water outlet end 22 of the heat exchanger 2) of the fully premixed wall-hanging stove, and the temperature sensor 8 is electrically connected with the controller 6. Specifically, the controller 6 is further provided with a temperature detection unit 65, and the MCU control unit 61 is electrically connected to the temperature sensor 8 through the temperature detection unit 65. When the temperature sensor 8 detects that the outlet water temperature does not reach the required set temperature, the temperature sensor 8 transmits a temperature electric signal to the MCU control unit 61 through the temperature detection unit 65, after the MCU control unit 61 receives and processes the signal, the MCU control unit sends a control instruction to the gas proportional valve adjusting output circuit 63 and the fan speed regulating output control circuit 64 through the electric signal, after the gas proportional valve adjusting output circuit 63 and the fan speed regulating output control circuit 64 receive the control instruction, the opening degree of the gas proportional valve 5 and the rotating speed of the fan 4 are increased, the gas flow and the air flow are increased, and the outlet water temperature reaches the required set temperature.
Illustratively, the full-premix wall-hanging stove further comprises a display 9, wherein the display 9 is electrically connected with the controller 6 and is used for displaying the working conditions of all the operation parts of the full-premix wall-hanging stove and the outlet water temperature. Wherein, the display 9 is integrated on the controller 6, and is an integrated display controller. Of course, in other embodiments, the display 9 and the controller 6 may be separately configured.
Illustratively, the fan 4 is integrated with the burner 3 as an integrated fan burner. Specifically, a gas inlet and an air inlet are arranged on the inlet side of the fan 4, the gas inlet is connected with the gas proportional valve 5 through an air inlet pipe, the air inlet is connected with the outside atmosphere, and the outlet side of the fan 4 is connected with the combustor 3. Of course, in other embodiments, the fan 4 and the burner 3 may be configured separately.
Illustratively, in order to realize the dual-purpose functions of kitchen and bathroom heating, the heat exchanger 2 is provided with a backwater water inlet end 21 and a hot water supply end 22, the hot water supply end 22 is respectively connected with a water inlet pipe of the heating system and a water inlet pipe of the kitchen and bathroom water heat exchange system through a three-way pipe, and the backwater water inlet end 21 is respectively connected with a backwater pipe of the heating system and a backwater pipe of the kitchen and bathroom water heat exchange system through a three-way pipe. The heating system comprises a floor heating coil for heating indoors, and the kitchen and bathroom water heat exchange system comprises a heat exchanger for exchanging heat with tap water. Furthermore, a circulating water pump 10 is arranged on a pipeline between the backwater inlet end 21 and a backwater pipe of the heating system, and the circulating water pump 10 can promote water bodies among the heating system, the kitchen and bathroom water heat exchange system and the heat exchanger 2 to circularly flow, so that continuous and reliable heating and hot water supply functions are realized. The circulating water pump 10 is electrically connected with the controller 6, and the controller 6 can control the working state of the circulating water pump 10.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.
Claims (7)
1. The gas self-adaptive full-premix wall hanging stove is characterized by comprising a shell, a heat exchanger (2), a combustor (3), a fan (4), a gas proportional valve (5) and a controller (6), wherein a combustion chamber used for accommodating the heat exchanger (2) and the combustor (3) is arranged in the shell, the heat exchanger (2) is matched with the combustor (3), gas and air are introduced into the combustor (3) to be mixed and combusted under the action of the fan (4), a feedback needle (7) used for detecting flame ionic current is arranged on the outer side of a flame hole of the combustor (3), and the controller (6) is electrically connected with the fan (4), the gas proportional valve (5) and the feedback needle (7) respectively; a temperature sensor (8) for detecting the temperature of water is arranged at the hot water outlet end of the full-premix wall-hanging furnace, and the temperature sensor (8) is electrically connected with the controller (6); the controller (6) is provided with an MCU control unit (61), a flame ion current detection and analysis unit (62), a temperature detection unit (65), a gas proportional valve regulation output circuit (63) and a fan speed regulation output control circuit (64); the MCU control unit (61) is electrically connected with the feedback needle (7) through the flame ion current detection and analysis unit (62); the MCU control unit (61) is electrically connected with the temperature sensor (8) through the temperature detection unit (65); the MCU control unit (61) is electrically connected with the gas proportional valve (5) through the gas proportional valve adjusting output circuit (63); the MCU control unit (61) is electrically connected with the fan (4) through the fan speed regulation output control circuit (64).
2. The gas-adaptive fully premixed wall hanging stove according to claim 1, further comprising a display (9), said display (9) being electrically connected with said controller (6).
3. Gas adaptive full premix wall hanging stove according to claim 2, characterized in that the display (9) is integrated on the controller (6), being an integrated display controller.
4. Gas-adaptive, fully premixed wall hanging stove according to claim 1, characterized in that said fan (4) is integrated on said burner (3), being an integrated fan burner.
5. The gas-adaptive full-premix wall hanging stove according to claim 4, characterized in that a gas inlet and an air inlet are provided on the inlet side of the fan (4), the gas inlet is connected with the gas proportional valve (5), the air inlet is connected with the outside atmosphere, and the outlet side of the fan (4) is connected with the burner (3).
6. The gas-adaptive full-premix wall hanging stove according to any one of claims 1 to 5, characterized in that the heat exchanger (2) is provided with a backwater inlet end (21) and a hot water supply end (22), the hot water supply end (22) is respectively connected with the water inlet pipe of the heating system and the water inlet pipe of the kitchen and toilet water heat exchange system through a tee pipe, and the backwater inlet end (21) is respectively connected with the backwater pipe of the heating system and the backwater pipe of the kitchen and toilet water heat exchange system through a tee pipe.
7. The gas-adaptive full-premix wall-hanging furnace as claimed in claim 6, wherein a circulating water pump (10) is provided on a pipe between the return water inlet end (21) and a return water pipe of the heating system, and the circulating water pump is electrically connected with the controller (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220439.XU CN211261241U (en) | 2019-07-30 | 2019-07-30 | Gas self-adaptive full-premixing wall-mounted boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220439.XU CN211261241U (en) | 2019-07-30 | 2019-07-30 | Gas self-adaptive full-premixing wall-mounted boiler |
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| CN211261241U true CN211261241U (en) | 2020-08-14 |
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| CN201921220439.XU Active CN211261241U (en) | 2019-07-30 | 2019-07-30 | Gas self-adaptive full-premixing wall-mounted boiler |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146123A (en) * | 2020-09-28 | 2020-12-29 | 珠海格力电器股份有限公司 | Self-adaptive control method and device for premixed combustion and gas equipment |
| CN112460814A (en) * | 2020-11-10 | 2021-03-09 | 华帝股份有限公司 | Control method for wind speed self-adaption of direct-current variable-frequency gas water heater |
-
2019
- 2019-07-30 CN CN201921220439.XU patent/CN211261241U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146123A (en) * | 2020-09-28 | 2020-12-29 | 珠海格力电器股份有限公司 | Self-adaptive control method and device for premixed combustion and gas equipment |
| CN112460814A (en) * | 2020-11-10 | 2021-03-09 | 华帝股份有限公司 | Control method for wind speed self-adaption of direct-current variable-frequency gas water heater |
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