CN214791887U - Environment self-adaptive full-premix condensing gas heating and bathing dual-purpose furnace - Google Patents
Environment self-adaptive full-premix condensing gas heating and bathing dual-purpose furnace Download PDFInfo
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- CN214791887U CN214791887U CN202120384831.9U CN202120384831U CN214791887U CN 214791887 U CN214791887 U CN 214791887U CN 202120384831 U CN202120384831 U CN 202120384831U CN 214791887 U CN214791887 U CN 214791887U
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Abstract
The utility model relates to a gas heating water heater technical field, concretely relates to environment self-adaptation's full premix condensing gas heating and bathing dual-purpose stove. The technical scheme of the utility model: the utility model discloses a dual-purpose stove, including a housing, a heat exchanger, a gas pipe, a fan, a controller, a first temperature sensor, a second temperature sensor, a response needle, the heat exchanger of dual-purpose stove and combustor are installed in the combustion chamber in the casing, the both ends of heat exchanger are provided with first temperature sensor, second temperature sensor respectively, the flame hole outside of combustor is equipped with the response needle, the combustor is located the outer one end of casing and has the fan through the gas union coupling, the other end of fan has the gas proportional valve through the gas pipe connection, the gas proportional valve passes through the gas pipe with gas supply arrangement and links together, still be provided with the controller on the casing, first temperature sensor, the second temperature sensor, the response needle, gas proportional valve and controller electric signal connection. After the technical scheme is adopted, the utility model discloses beneficial effect does: the device does not need to modify the structure of the dual-purpose furnace, the dual-purpose furnace automatically adjusts and controls the air and fuel gas ratio, and the use is convenient.
Description
Technical Field
The utility model relates to a gas heating water heater technical field, concretely relates to environment self-adaptation's full premix condensing gas heating and bathing dual-purpose stove.
Background
In recent years, the sales volume of a fully premixed dual-purpose furnace for condensation, heating and bathing is gradually increased year by year in the domestic market, the high-efficiency, energy-saving and low-emission advantages of the fully premixed dual-purpose furnace are paid more attention and accepted by more people, however, the fully premixed dual-purpose furnace is influenced by factors such as large altitude difference, different oxygen contents of air, unstable gas source and the like, when the dual-purpose furnace works, if the ratio of air to gas is not good, the performance of the dual-purpose furnace is difficult to be brought into the best play, when the gas content is too high, the gas is not sufficiently combusted, the gas is wasted and the environment is polluted, and when the gas content is too low, the required temperature cannot be reached. The existing solution mainly improves the influence of unstable environment by increasing gas pressure and modifying the structure of the burner, but the operation is complex, the achieved effect is limited, and the full combustion can be ensured only by the after-sales personnel going to the door to debug again. In conclusion, the full-premixing condensing gas heating and bathing dual-purpose furnace has insufficient adaptability to the Chinese market environment, and cannot fully exert the advantages thereof.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, a full premix condensing gas warm bath dual-purpose stove of environment self-adaptation is provided, this equipment sets up the response needle that is used for detecting flame voltage in the flame hole outside of combustor on original basis, give control system through response needle to the detected signal feedback, control system controls air and gas ratio according to the signal conditioning gas proportional valve of feedback, it reaches best ratio to make it, need not modify dual-purpose stove's structure, dual-purpose stove automatically regulated control air and gas ratio, do not need the personnel of selling to go to the door debugging, high durability and convenient use.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an environment self-adaptive full-premix condensing gas heating and bathing dual-purpose furnace comprises a shell 1, a heat exchanger 2, a combustor 3, a first temperature sensor 4, a second temperature sensor 5, an induction needle 6, a fan 7, a gas proportional valve 8 and a controller 9, wherein the heat exchanger 2 and the combustor 3 are installed in a combustion chamber in the shell 1, the first temperature sensor 4 and the second temperature sensor 5 are respectively arranged at two ends of the heat exchanger 2, the induction needle 6 is arranged outside a flame hole of the combustor 3, the induction needle 6 is an ion induction needle and is used for detecting flame voltage, one end of the combustor 3, which is positioned outside the shell 1, is connected with the fan 7 through a gas pipe, the other end of the fan 7 is connected with the gas proportional valve 8 through a gas pipe, the gas proportional valve 8 is connected with a gas supply device through a gas pipe, the controller 9 is further arranged on the shell 1, the first temperature sensor 4, the second temperature sensor 5, the induction needle 6 and the gas proportional valve 8 are in electric signal connection with the controller 9.
The two ends of the heat exchanger 2 are a hot water supply end 21 and a return water inlet end 22, the hot water supply end 21 is respectively connected with an inlet pipe of a heating system and an inlet pipe of a kitchen and toilet water heat exchange system through a three-way pipe, a first temperature sensor 4 is arranged on the hot water supply end 21 and used for detecting the temperature of water at the hot water supply end 21, the return water inlet end 22 is respectively connected with a return water pipe of the heating system and a return water pipe of the kitchen and toilet water heat exchange system through the three-way pipe, a second temperature sensor 5 and a circulating water pump 10 are arranged on the return water inlet end 22, the second temperature sensor 5 is used for detecting the temperature of water at the return water inlet end 22, and the circulating water pump 10 is used for pressing return water into the heat exchanger 2.
The utility model discloses a theory of operation: in a working state, when fire burns to the induction needle 6, the induction needle 6 is conductive, a gas passage can be normally combusted, when flame is accidentally extinguished, the induction needle 6 cannot induce a combustion signal, namely temperature, the controller 9 cannot obtain the signal, the maintaining current to the gas proportional valve 8 is automatically cut off, the gas proportional valve 8 is closed, and a gas channel is cut off, if the temperature value fed back by the second temperature sensor 5 is lower than a check value, the controller 9 sends an instruction to the gas regulating valve 8 to increase the gas supply flow, if the temperature value fed back by the second temperature sensor 5 is higher than the check value, the controller 9 sends an instruction to the gas regulating valve 8 to reduce the gas supply flow, and the controller 9 adjusts the gas proportional valve 8 according to the fed back signal to control the air-gas ratio so as to achieve the optimal ratio.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the environment self-adaptive full-premixing condensing gas heating and bathing dual-purpose stove has the advantages that on the basis of the original equipment, an induction needle for detecting flame voltage is arranged outside a flame hole of a burner, the structure of the dual-purpose stove is not required to be modified, the air and gas ratio of the dual-purpose stove is automatically adjusted and controlled, after-sales personnel are not required to go to a door for debugging, and the use is convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: the device comprises a shell 1, a heat exchanger 2, a combustor 3, a first temperature sensor 4, a second temperature sensor 5, an induction needle 6, a fan 7, a gas proportional valve 8, a controller 9, a hot water supply end 21, a backwater water inlet end 22 and a circulating water pump 10.
Detailed Description
Referring to fig. 1, the technical solution adopted by the present embodiment is: an environment self-adaptive full-premix condensing gas heating and bathing dual-purpose furnace comprises a shell 1, a heat exchanger 2, a burner 3, a temperature sensor 4, an induction needle 6, a fan 7, a gas proportional valve 8 and a controller 9, the heat exchanger 2 and the burner 3 are arranged in a combustion chamber in the shell 1, the two ends of the heat exchanger 2 are provided with temperature sensors 4, the outer side of a flame hole of the burner 3 is provided with an induction needle 6, the flame voltage detection device is used for detecting flame voltage, one end of the combustor 3, which is positioned outside the shell 1, is connected with a fan 7 through a gas pipe, the other end of the fan 7 is connected with a gas proportional valve 8 through the gas pipe, the gas proportional valve 8 is connected with a gas supply device through a gas pipeline, the shell 1 is further provided with a controller 9, and the temperature sensor 4, the induction needle 6, the gas proportional valve 8 and the controller 9 are in electric signal connection.
The two ends of the heat exchanger 2 are a hot water supply end 21 and a return water inlet end 22, the hot water supply end 21 is respectively connected with an inlet pipe of a heating system and an inlet pipe of a kitchen and toilet water heat exchange system through a three-way pipe, a first temperature sensor 4 is arranged on the hot water supply end 21 and used for detecting the temperature of water at the hot water supply end 21, the return water inlet end 22 is respectively connected with a return water pipe of the heating system and a return water pipe of the kitchen and toilet water heat exchange system through the three-way pipe, a second temperature sensor 5 and a circulating water pump 10 are arranged on the return water inlet end 22, the second temperature sensor 5 is used for detecting the temperature of water at the return water inlet end 22, and the circulating water pump 10 is used for pressing return water into the heat exchanger 2.
The utility model discloses a theory of operation: in a working state, when fire burns to the induction needle, the induction needle is conductive, the gas passage can be normally combusted, when flame is accidentally extinguished, the induction needle cannot sense a combustion signal, namely temperature, and the controller cannot obtain the signal, so that the maintaining current to the gas proportional valve is automatically cut off, the gas proportional valve is closed, a gas channel is cut off, if the temperature value fed back by the second temperature sensor 5 is lower than a check value, the control system sends an instruction to the gas regulating valve to increase the gas supply flow, and if the temperature value fed back by the second temperature sensor 5 is higher than the check value, the control system sends an instruction to the gas regulating valve to reduce the gas supply flow, and the control system regulates the gas proportional valve according to the fed back signal to control the air-gas ratio so as to achieve the optimal ratio.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the environment self-adaptive full-premixing condensing gas heating and bathing dual-purpose stove has the advantages that on the basis of the original equipment, an induction needle for detecting flame voltage is arranged outside a flame hole of a burner, the structure of the dual-purpose stove is not required to be modified, the air and gas ratio of the dual-purpose stove is automatically adjusted and controlled, after-sales personnel are not required to go to a door for debugging, and the use is convenient.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. An environment self-adaptive full-premix condensing gas heating and bathing dual-purpose furnace is characterized in that: the dual-purpose furnace comprises a shell (1), a heat exchanger (2), a combustor (3), a first temperature sensor (4), a second temperature sensor (5), a sensing needle (6), a fan (7), a gas proportional valve (8) and a controller (9), wherein the heat exchanger (2) and the combustor (3) are installed in a combustion chamber in the shell (1), the first temperature sensor (4) and the second temperature sensor (5) are installed at two ends of the heat exchanger (2) respectively, the sensing needle (6) is arranged on the outer side of a flame hole of the combustor (3), one end of the combustor (3) located on the outer side of the shell (1) is connected with the fan (7) through a gas pipe, the other end of the fan (7) is connected with the gas proportional valve (8) through the gas pipe, the shell (1) is further provided with the controller (9), the first temperature sensor (4), the second temperature sensor (5), The induction needle (6) and the gas proportional valve (8) are in electric signal connection with the controller (9).
2. The environment adaptive full premix condensing gas heating and bathing dual-purpose furnace of claim 1, characterized in that: and the two ends of the heat exchanger (2) are a hot water supply end (21) and a return water inlet end (22).
3. The environment adaptive full premix condensing gas heating and bathing dual-purpose furnace of claim 2, characterized in that: the first temperature sensor (4) is arranged on the inner side of the hot water supply end (21).
4. The environment adaptive full premix condensing gas heating and bathing dual-purpose furnace of claim 2, characterized in that: and the second temperature sensor (5) is arranged on the inner side of the backwater water inlet end (22).
5. The environment adaptive full premix condensing gas heating and bathing dual-purpose furnace of claim 2, characterized in that: and a circulating water pump (10) is connected below the backwater water inlet end (22).
6. The environment adaptive full premix condensing gas heating and bathing dual-purpose furnace of claim 1, characterized in that: the induction needle (6) is an ion induction needle.
7. The environment adaptive full premix condensing gas heating and bathing dual-purpose furnace of claim 1, characterized in that: the controller (9) is arranged on the front panel of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120384831.9U CN214791887U (en) | 2021-02-22 | 2021-02-22 | Environment self-adaptive full-premix condensing gas heating and bathing dual-purpose furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120384831.9U CN214791887U (en) | 2021-02-22 | 2021-02-22 | Environment self-adaptive full-premix condensing gas heating and bathing dual-purpose furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214791887U true CN214791887U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120384831.9U Active CN214791887U (en) | 2021-02-22 | 2021-02-22 | Environment self-adaptive full-premix condensing gas heating and bathing dual-purpose furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214791887U (en) |
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2021
- 2021-02-22 CN CN202120384831.9U patent/CN214791887U/en active Active
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